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China Good quality Automatic Feeding Metal Brass Iron Stainless Steel Square Round Tube CZPT Plasma Cutting Machine with Best Sales

Product Description

Product Description

Square and Round Pipe CNC Cutting Machine
1. Can cut rectangular pipes, round pipes, channels, sections and angles.
2. The system comes with a variety of galleries, directly from the gallery to choose the way you need to build, enter the parameters, simple operation.

Features 
1. Effective processing length: 6m
2. Effective cutting profile: maximum opposite side 15mm-100mm; 20mm-200mm
3. Radial positioning accuracy: ±0.1mm/m
4. Axial positioning accuracy: ±0.1mm/m.
5. Repeat positioning accuracy: ±0.1mm.
6. Maximum line speed: 6000mm/min.
7. Plasma cutting pipe wall thickness: according to the configured plasma current size to determine.

axis of movement shaft number selection range of activity
A axis*2 rotating shaft 360°turbining
X axis*1 The CZPT moves the shaft   horizontally   along the shaft of the pipe fitting maximum stroke 600mm
B axis *1 The cutter swings its shaft Cutting CZPT swing 180°
Y axis *1 The cutting CZPT moves the shaft radial   along the pipe fitting maximum stroke 400mm
Z axis *1 The lifting body of the CZPT moves up and down the shaft maximum stroke 800mm
C axis *2 Automatic feed shaft  
E axis *1 Cutting gun rotating shaft Cutting CZPT rotation 360°

 

Pipe Fitting rotation axis (A-axis) Rotate speed 0.1-25 rpm/min
Type of drive Precision gear box, gear  pair transmission
Driving system Weima Servo motors and drivers(2sets)1500w
The cutting CZPT moves horizontally along the axis of the pipe fitting (X axis) Maximum effective cutting CZPT stroke 600mm
Type of drive Planetary precision gear  box, gear, rack drive
Driving system Weima Servo motors and drivers(1 set)400w
Reset accuracy ±0.5mm
Radial moving axis of cutting CZPT along pipe fitting (Y-axis) Cutting CZPT forward and backward movement stroke 400mm
Type of drive Planetary precision gear  box, gear, rack drive
Driving system Weima Servo motors and drivers(1 set)400w
Moving axis of lifting    body of cutting CZPT (Z axis) The CZPT moves up and down 800mm
Reset accuracy ±0.5mm
Type of drive Planetary precision gear  box, gear, rack drive
Driving system Weima Servo motors and drivers(1 set)200w
Automatic feeding shaft (C axis) Type of drive Planetary precision gear  box, gear, rack drive
Driving system Weima Servo motors and drivers(2 set)750w
Cutting gun swing axis (B axis) Type of drive Planetary precision gear  box, gear, rack drive
Driving system Weima Servo motors and drivers(1 set)200w
Cutting gun rotation axis (E axis) Type of drive Planetary precision gear  box, gear, rack drive
Driving system Weima Servo motors and drivers(1 set)200w

 Product Parameters

1. Cutting steel type: Round & square
2. Figures can be cut: Variety of graphics by outspreading intersecting line, can be with bevel
3. Control Axes: 3-4-5-6 axies, bevel cutting with 6 spindle and six-interlocking.
4. Diameter: 30-1000mm or customize (bigger dia. )
5. Thickness of the pipe: Flame: 5-200mm, plasma: 1-60mm
6. Bevel cutting range: Flame 60degree, plasma 30, 45degree.
7. Cutting mode: Plasma/Flame/laser
8. Pipe max length: ≥ 6m
9. Pipe clamping method: Chuck
10. Power-driven: High-precision AC servo+dedicated planetary reducer
11. Control System: A dedicated intersecting line cutting system: 6-axis controlled, with quantitative intersecting line cutting macro library
12.Others

 NO.  ITEM  PARAMETERS
 1.  pipe diameter  Φ=30~300mm Φ=60~600mm Φ=80~800mm 
 2.  Cutting mode  Flame & plasma 
 3.  Flame cutting thickness  δ 5mm-180mm
 4.  Plasma cutting pipe thickness  1-32mm
 5.  Guid rail  15,000mm
 6.  Effective cutting pipe length  12,000mm
 7.  pipe ovality  ≤1%
 8.  Cutting speed  V≤5000mm/min
 9.  translational speed V0=10~6000 mm/min
 10.  Cutting CZPT axial direction swing angle  α=±45°  Maxα=±60°
 11.  Cutting torch  radial direction  swing angle  β=±45°
 12. Loading capacity  3,000Kg
     
 kinematic axis  Axis choice  6 axis
 X axis:  Pipe rotating axis  YES
 Y axis:  Torch along pipe axial direction horizontal migration   YES
 A axis:  torch long pipe axial direction vertical swing   YES
 Z axis:  Torch  vertical movement   YES
 B axis:  torch along pipe  radial direction  horizontal swing   YES
 w axis:  torch along pipe  radial direction  horizontal migration   YES

14.Performance and precision mechanical movement indicators
(1), the workpiece rotary drive
Drive System Precision gear box,: Gear transmission
Speed: 0.1-25 rpm / min
Japanese CZPT servo: A5 Series AC servo system
Reset Accuracy: ± 0.5mm
Adjustment range: 6-1000
(2), CZPT the car moved axially along the workpiece
Precision Drive System: ZheJiang Planetary gear box, gear, rack gear
Effective stroke: 12000mm CZPT car
Japanese CZPT servo: A5 Series AC servo system
Reset Accuracy: ± 0.5mm
(3), CZPT fan axial plane workpiece swing axle
Precision Drive System: ZheJiang Planetary gear box, gear, rack gear
Swing angle: 30 ° -150 °
Japanese CZPT servo: A5 Series AC servo system
Positioning accuracy of ± 0.3 °
(4), CZPT the car moves up and down shaft
Drive system: Linear guide, ball screw drive to pay
Torch the car up and down stroke determine: The form of the cutter ( cutting diameter compliance requirements )
Japanese CZPT servo: A5 Series AC servo system
Reset Accuracy: ± 0.2mm
(5), the workpiece CZPT fan oscillating axle radial plane
Drive system: Curved rack ( arms drive )
Swing angle: 30 ° -150 °
Japanese CZPT servo: A5 Series AC servo system
Positioning accuracy: ± 0.3 °
(6), the auxiliary measurement axis: Profiling measurements and the pipe surface to prevent collisions with the torch
(7), the CZPT moves back and forth along the tube axis radial
Drive system: Linear guide, rack size
Move forward and backward stroke: 500mm
Japanese CZPT servo: A5 Series AC servo system
Mobile accuracy: ± 0.2mm

Application

1. Intersection cylindrical hole cutting of different directions and diameters on main pipe for vertical intersection between branch pipe and main pipe.
2. Intersection cylindrical end cutting on brand pipe for vertical intersection between branch pipe and main pipe.
3. Bevel cutting on Pipe end
4. Welding Elbow cutting on pipe
5. Branch pipe Intersection end cutting connected with ring main pipe
6. Square hole and branch hole cutting on pipe
7. Cutting off of pipes

Cutting samples

Packing & Shipping

Machines will be packed in seaworthy wooden cases strengthed by metal straps.We can ship to your carrier in China or deliver to your oversea destination.

Why choose us

      HangZhou Lansun was established by leading experts and Engineering faculty from the China University of Geosciences,and has been specializing in design and manufactur of CNC cutting & welding machines for over 30 years.Our headquarter is located in the HangZhou East Lake High-Tech Development Zone.Lansun covers an area of 42 acres, and has 27000 square meters of facilities.We can manufacture 20pcs of machines per day. Our sales and service networks are throughout China and oversea.By comparing with most of our competitors,we have below prominences:    
     1.We are a factory,not a trading company.We not only design but also produce every parts and assembly them into machines in our factory.So,we always provide customers with products of the lastest technology and reliable quality.Also as a factory ,we have our own pre-sales and after sales service team,so we can serve to customer more instantly and,during the whole life of machine ,you can feel free to turn to us if you encounter any question.
     2.We can provide favourable prices.Our boss is professor of Machine and Electric colloge of China University of Geology,he supports our R&D team with his abounding experiences.Furthermore,our factory is self-own,not rent from other owner.So,we are more CZPT to control  the cost of both developping and producing.
     3.A reliable supplier of CNC machine.Our company engages in CNC cutting and welding machine for nearly 30years,we served more than 10,000 customers worldwide.

Besides ISO,CE certification,our company also obtains a lot of inventation patents and software copyrights on CNC mechanism and controlling system.

 

 

As we are a factory,and our boss is professor from China University of Geology,we can control the R&D cost,manufacturing cost at a very low level and always can provide our customers with competitive prices.Factory can provide with instant and longterm after sale services.

 

FQA

1. Are you a factory or trading company?
We are a factory,we engage in CNC cutting/welding machine designing and manufacturing for nearly 30 years.
2. Where is your factory located? How can I visit there? 
Our factory is located in HangZhou, ZheJiang ,the centre of China,the traffic is very convenient,we can pick you up at airport or train station. 
3. What’s the quality of your machines?
Our factory has been certified by ISO,CE.Products are designed by ourselves,moreover most of the components are manufuctured by ourselves as well,so we can make our machines of hight quality while at relatively lower prices.
4. What shall we do if don’t know how to operate your machine?
We have detail installing and operating instructions attached, also comes with video.Our after sale service hot line will be available for 24H everyday.
5. What other things are also needed after we buying your machines?
(1) You need to prepare for oxygen and fuel gas if you want to cut by flame
(2) You need to prepare plasma power and air compressor if you want to cut by plasma.We also can procure these periphery devices for you,but you need to additionally pay for them.
6. What are your payment terms?
We support T/T, L/C, Western Union and so on. Other ways may also be acceptable after we both sides appropriately discussed and agreed.
7. What if we have any problem with the machine? 
We will get back to you with solutions with maxmum of 12 hours after receiving your description of what the problem is.During the warranty period(generally 12 months), in case faulty material found at our discretion we will be responsible to repair or change.This clause does not provide coverage for lost or destroyed materials.8.What are the advantages of this model machine?(1). Can cut both square pipe and round pipe.
(2). Pipe diameter range: square pipe 100-400mm, round pipe 100-600mm(or customize);Length 6m, 9m, 12m(or customize).
(3). Main cutting functions:Bevel cutting , sharp cutting, round hole, square hole, square tube with R angle, waist hole.
(4).Can equip with 1 or more cutting torch,such as laser,falme or plasma,can cut different thickness and different kinds of metals,eg.,can cut carbon steel up to 200mm,for details please refer to the “Cutting mode and cutting thickness” TABLE below.
(5).Automatic ignition when cutting by flame.

 
 
 

 

How to Calculate Stiffness, Centering Force, Wear and Fatigue Failure of Spline Couplings

There are various types of spline couplings. These couplings have several important properties. These properties are: Stiffness, Involute splines, Misalignment, Wear and fatigue failure. To understand how these characteristics relate to spline couplings, read this article. It will give you the necessary knowledge to determine which type of coupling best suits your needs. Keeping in mind that spline couplings are usually spherical in shape, they are made of steel.
splineshaft

Involute splines

An effective side interference condition minimizes gear misalignment. When 2 splines are coupled with no spline misalignment, the maximum tensile root stress shifts to the left by 5 mm. A linear lead variation, which results from multiple connections along the length of the spline contact, increases the effective clearance or interference by a given percentage. This type of misalignment is undesirable for coupling high-speed equipment.
Involute splines are often used in gearboxes. These splines transmit high torque, and are better able to distribute load among multiple teeth throughout the coupling circumference. The involute profile and lead errors are related to the spacing between spline teeth and keyways. For coupling applications, industry practices use splines with 25 to 50-percent of spline teeth engaged. This load distribution is more uniform than that of conventional single-key couplings.
To determine the optimal tooth engagement for an involved spline coupling, Xiangzhen Xue and colleagues used a computer model to simulate the stress applied to the splines. The results from this study showed that a “permissible” Ruiz parameter should be used in coupling. By predicting the amount of wear and tear on a crowned spline, the researchers could accurately predict how much damage the components will sustain during the coupling process.
There are several ways to determine the optimal pressure angle for an involute spline. Involute splines are commonly measured using a pressure angle of 30 degrees. Similar to gears, involute splines are typically tested through a measurement over pins. This involves inserting specific-sized wires between gear teeth and measuring the distance between them. This method can tell whether the gear has a proper tooth profile.
The spline system shown in Figure 1 illustrates a vibration model. This simulation allows the user to understand how involute splines are used in coupling. The vibration model shows 4 concentrated mass blocks that represent the prime mover, the internal spline, and the load. It is important to note that the meshing deformation function represents the forces acting on these 3 components.
splineshaft

Stiffness of coupling

The calculation of stiffness of a spline coupling involves the measurement of its tooth engagement. In the following, we analyze the stiffness of a spline coupling with various types of teeth using 2 different methods. Direct inversion and blockwise inversion both reduce CPU time for stiffness calculation. However, they require evaluation submatrices. Here, we discuss the differences between these 2 methods.
The analytical model for spline couplings is derived in the second section. In the third section, the calculation process is explained in detail. We then validate this model against the FE method. Finally, we discuss the influence of stiffness nonlinearity on the rotor dynamics. Finally, we discuss the advantages and disadvantages of each method. We present a simple yet effective method for estimating the lateral stiffness of spline couplings.
The numerical calculation of the spline coupling is based on the semi-analytical spline load distribution model. This method involves refined contact grids and updating the compliance matrix at each iteration. Hence, it consumes significant computational time. Further, it is difficult to apply this method to the dynamic analysis of a rotor. This method has its own limitations and should be used only when the spline coupling is fully investigated.
The meshing force is the force generated by a misaligned spline coupling. It is related to the spline thickness and the transmitting torque of the rotor. The meshing force is also related to the dynamic vibration displacement. The result obtained from the meshing force analysis is given in Figures 7, 8, and 9.
The analysis presented in this paper aims to investigate the stiffness of spline couplings with a misaligned spline. Although the results of previous studies were accurate, some issues remained. For example, the misalignment of the spline may cause contact damages. The aim of this article is to investigate the problems associated with misaligned spline couplings and propose an analytical approach for estimating the contact pressure in a spline connection. We also compare our results to those obtained by pure numerical approaches.

Misalignment

To determine the centering force, the effective pressure angle must be known. Using the effective pressure angle, the centering force is calculated based on the maximum axial and radial loads and updated Dudley misalignment factors. The centering force is the maximum axial force that can be transmitted by friction. Several published misalignment factors are also included in the calculation. A new method is presented in this paper that considers the cam effect in the normal force.
In this new method, the stiffness along the spline joint can be integrated to obtain a global stiffness that is applicable to torsional vibration analysis. The stiffness of bearings can also be calculated at given levels of misalignment, allowing for accurate estimation of bearing dimensions. It is advisable to check the stiffness of bearings at all times to ensure that they are properly sized and aligned.
A misalignment in a spline coupling can result in wear or even failure. This is caused by an incorrectly aligned pitch profile. This problem is often overlooked, as the teeth are in contact throughout the involute profile. This causes the load to not be evenly distributed along the contact line. Consequently, it is important to consider the effect of misalignment on the contact force on the teeth of the spline coupling.
The centre of the male spline in Figure 2 is superposed on the female spline. The alignment meshing distances are also identical. Hence, the meshing force curves will change according to the dynamic vibration displacement. It is necessary to know the parameters of a spline coupling before implementing it. In this paper, the model for misalignment is presented for spline couplings and the related parameters.
Using a self-made spline coupling test rig, the effects of misalignment on a spline coupling are studied. In contrast to the typical spline coupling, misalignment in a spline coupling causes fretting wear at a specific position on the tooth surface. This is a leading cause of failure in these types of couplings.
splineshaft

Wear and fatigue failure

The failure of a spline coupling due to wear and fatigue is determined by the first occurrence of tooth wear and shaft misalignment. Standard design methods do not account for wear damage and assess the fatigue life with big approximations. Experimental investigations have been conducted to assess wear and fatigue damage in spline couplings. The tests were conducted on a dedicated test rig and special device connected to a standard fatigue machine. The working parameters such as torque, misalignment angle, and axial distance have been varied in order to measure fatigue damage. Over dimensioning has also been assessed.
During fatigue and wear, mechanical sliding takes place between the external and internal splines and results in catastrophic failure. The lack of literature on the wear and fatigue of spline couplings in aero-engines may be due to the lack of data on the coupling’s application. Wear and fatigue failure in splines depends on a number of factors, including the material pair, geometry, and lubrication conditions.
The analysis of spline couplings shows that over-dimensioning is common and leads to different damages in the system. Some of the major damages are wear, fretting, corrosion, and teeth fatigue. Noise problems have also been observed in industrial settings. However, it is difficult to evaluate the contact behavior of spline couplings, and numerical simulations are often hampered by the use of specific codes and the boundary element method.
The failure of a spline gear coupling was caused by fatigue, and the fracture initiated at the bottom corner radius of the keyway. The keyway and splines had been overloaded beyond their yield strength, and significant yielding was observed in the spline gear teeth. A fracture ring of non-standard alloy steel exhibited a sharp corner radius, which was a significant stress raiser.
Several components were studied to determine their life span. These components include the spline shaft, the sealing bolt, and the graphite ring. Each of these components has its own set of design parameters. However, there are similarities in the distributions of these components. Wear and fatigue failure of spline couplings can be attributed to a combination of the 3 factors. A failure mode is often defined as a non-linear distribution of stresses and strains.

China Good quality Automatic Feeding Metal Brass Iron Stainless Steel Square Round Tube CZPT Plasma Cutting Machine     with Best SalesChina Good quality Automatic Feeding Metal Brass Iron Stainless Steel Square Round Tube CZPT Plasma Cutting Machine     with Best Sales

China supplier Stainless Steel Cylinder Mould, Cylinder, Machine Part near me factory

Product Description

Technical index:;
Different usage type:; Paper making cylinder mould,; concentrate cylinder mould.;
Different structure type:; Common,; air exhause,; vacuum.;
Different material type:; Stainless steel
Specification:; Dia1
9/Stainless steel winding scrip δ = 1.;5 × 25mm
10/Outer arm of wheel made by cast iron
11/Inner arm of wheel made by cast iron
12/Pull rod Q235A 3sets
13/Axle:; It is made byΦ 180mm seamless steel pipe.; Wall thickness is 14mm.; The material of spindle nose is carbon steel.;,; thermal refining.;
14/Technical requirement:; Surface polishing,; winding scrip chamfering,; knurl treatment,; straightness of oversheet≤ 0.;571mm/m,; static equilibrium.;
17/Dimension:; 1.;6mx1.;6mx2.;4m
18/weight:; 1ton per setpacking and shipping

packaging:; products will packaged according to their shapes,; weight,; transport distance and transport
modes.; large machines will be packaged in sections.; every part of export machinery will be in standard export package-seaworthy wooden case,; waterproof film,; straw rope,; carton box etc.;,; which willensure the intactness of products.;
transportation:; products will be transported according to their features and clients’s needs.; air,; train andsea transportation are all available.;

Perfect service :;
1.;we can supply technical consulting and feasibility report according to client’s current condition ;
2.; We can make detail design of workshop and whole factory ;
3.;we supply complete installation and test machine ;
4.;we train client’s engineer and worker for free ;
5.;we supply spare part with best price

company information :;
HangZhou guangmao machinery manufacturing Co.;,;Ltd ,;located in HangZhou city ,;china ,;is a leading professional paper making machine manufacturer in china,; which specializes in pulp making machine ,;paper making machine and paper processing machine manufacturing .;
1.;Following is main introduction of our company :;
(1); total area of factory :; 20,;000m2 ;
(2); total qty of workshop :; 4 ;
(3); workers :; 110 workers ;
(4);engineer qty :; 25 engineers ;
2.;Why you choose us ?
(1); professional engineer team with 30years experience ;
(2); we can supply you turn -key solution without any trouble ;
(3); we have strict quality control system and ensure there is no unqualifiedly product ;
(4); professional installation technician and clear technical training for your workers ;
(5); strict recalling system :; if any problem of machine ,;we will recall it and change a new 1 for free ;

Remarks :;
1.;please check and clear all necessary technical data ,;then we can make exact quotation
for you ;
2.;payment term :; T/T ,; L/C ;
3.;Delivery time :;within 40 days after first payment ;
4.;we can make special design according to client’s requirement and need ;
5.;we can accept turn-key project ;
6.;we can accept OEM ;

If you interest our product ,;please send us a inquiry for having  a better understanding about paper-making

 

Types of Splines

There are 4 types of splines: Involute, Parallel key, helical, and ball. Learn about their characteristics. And, if you’re not sure what they are, you can always request a quotation. These splines are commonly used for building special machinery, repair jobs, and other applications. The CZPT Manufacturing Company manufactures these shafts. It is a specialty manufacturer and we welcome your business.
splineshaft

Involute splines

The involute spline provides a more rigid and durable structure, and is available in a variety of diameters and spline counts. Generally, steel, carbon steel, or titanium are used as raw materials. Other materials, such as carbon fiber, may be suitable. However, titanium can be difficult to produce, so some manufacturers make splines using other constituents.
When splines are used in shafts, they prevent parts from separating during operation. These features make them an ideal choice for securing mechanical assemblies. Splines with inward-curving grooves do not have sharp corners and are therefore less likely to break or separate while they are in operation. These properties help them to withstand high-speed operations, such as braking, accelerating, and reversing.
A male spline is fitted with an externally-oriented face, and a female spline is inserted through the center. The teeth of the male spline typically have chamfered tips to provide clearance with the transition area. The radii and width of the teeth of a male spline are typically larger than those of a female spline. These specifications are specified in ANSI or DIN design manuals.
The effective tooth thickness of a spline depends on the involute profile error and the lead error. Also, the spacing of the spline teeth and keyways can affect the effective tooth thickness. Involute splines in a splined shaft are designed so that at least 25 percent of the spline teeth engage during coupling, which results in a uniform distribution of load and wear on the spline.

Parallel key splines

A parallel splined shaft has a helix of equal-sized grooves around its circumference. These grooves are generally parallel or involute. Splines minimize stress concentrations in stationary joints and allow linear and rotary motion. Splines may be cut or cold-rolled. Cold-rolled splines have more strength than cut spines and are often used in applications that require high strength, accuracy, and a smooth surface.
A parallel key splined shaft features grooves and keys that are parallel to the axis of the shaft. This design is best suited for applications where load bearing is a primary concern and a smooth motion is needed. A parallel key splined shaft can be made from alloy steels, which are iron-based alloys that may also contain chromium, nickel, molybdenum, copper, or other alloying materials.
A splined shaft can be used to transmit torque and provide anti-rotation when operating as a linear guide. These shafts have square profiles that match up with grooves in a mating piece and transmit torque and rotation. They can also be easily changed in length, and are commonly used in aerospace. Its reliability and fatigue life make it an excellent choice for many applications.
The main difference between a parallel key splined shaft and a keyed shaft is that the former offers more flexibility. They lack slots, which reduce torque-transmitting capacity. Splines offer equal load distribution along the gear teeth, which translates into a longer fatigue life for the shaft. In agricultural applications, shaft life is essential. Agricultural equipment, for example, requires the ability to function at high speeds for extended periods of time.
splineshaft

Involute helical splines

Involute splines are a common design for splined shafts. They are the most commonly used type of splined shaft and feature equal spacing among their teeth. The teeth of this design are also shorter than those of the parallel spline shaft, reducing stress concentration. These splines can be used to transmit power to floating or permanently fixed gears, and reduce stress concentrations in the stationary joint. Involute splines are the most common type of splined shaft, and are widely used for a variety of applications in automotive, machine tools, and more.
Involute helical spline shafts are ideal for applications involving axial motion and rotation. They allow for face coupling engagement and disengagement. This design also allows for a larger diameter than a parallel spline shaft. The result is a highly efficient gearbox. Besides being durable, splines can also be used for other applications involving torque and energy transfer.
A new statistical model can be used to determine the number of teeth that engage for a given load. These splines are characterized by a tight fit at the major diameters, thereby transferring concentricity from the shaft to the female spline. A male spline has chamfered tips for clearance with the transition area. ANSI and DIN design manuals specify the different classes of fit.
The design of involute helical splines is similar to that of gears, and their ridges or teeth are matched with the corresponding grooves in a mating piece. It enables torque and rotation to be transferred to a mate piece while maintaining alignment of the 2 components. Different types of splines are used in different applications. Different splines can have different levels of tooth height.

Involute ball splines

When splines are used, they allow the shaft and hub to engage evenly over the shaft’s entire circumference. Because the teeth are evenly spaced, the load that they can transfer is uniform and their position is always the same regardless of shaft length. Whether the shaft is used to transmit torque or to transmit power, splines are a great choice. They provide maximum strength and allow for linear or rotary motion.
There are 3 basic types of splines: helical, crown, and ball. Crown splines feature equally spaced grooves. Crown splines feature involute sides and parallel sides. Helical splines use involute teeth and are often used in small diameter shafts. Ball splines contain a ball bearing inside the splined shaft to facilitate rotary motion and minimize stress concentration in stationary joints.
The 2 types of splines are classified under the ANSI classes of fit. Fillet root splines have teeth that mesh along the longitudinal axis of rotation. Flat root splines have similar teeth, but are intended to optimize strength for short-term use. Both types of splines are important for ensuring the shaft aligns properly and is not misaligned.
The friction coefficient of the hub is a complex process. When the hub is off-center, the center moves in predictable but irregular motion. Moreover, when the shaft is centered, the center may oscillate between being centered and being off-center. To compensate for this, the torque must be adequate to keep the shaft in its axis during all rotation angles. While straight-sided splines provide similar centering, they have lower misalignment load factors.
splineshaft

Keyed shafts

Essentially, splined shafts have teeth or ridges that fit together to transfer torque. Because splines are not as tall as involute gears, they offer uniform torque transfer. Additionally, they provide the opportunity for torque and rotational changes and improve wear resistance. In addition to their durability, splined shafts are popular in the aerospace industry and provide increased reliability and fatigue life.
Keyed shafts are available in different materials, lengths, and diameters. When used in high-power drive applications, they offer higher torque and rotational speeds. The higher torque they produce helps them deliver power to the gearbox. However, they are not as durable as splined shafts, which is why the latter is usually preferred in these applications. And while they’re more expensive, they’re equally effective when it comes to torque delivery.
Parallel keyed shafts have separate profiles and ridges and are used in applications requiring accuracy and precision. Keyed shafts with rolled splines are 35% stronger than cut splines and are used where precision is essential. These splines also have a smooth finish, which can make them a good choice for precision applications. They also work well with gears and other mechanical systems that require accurate torque transfer.
Carbon steel is another material used for splined shafts. Carbon steel is known for its malleability, and its shallow carbon content helps create reliable motion. However, if you’re looking for something more durable, consider ferrous steel. This type contains metals such as nickel, chromium, and molybdenum. And it’s important to remember that carbon steel is not the only material to consider.

China supplier Stainless Steel Cylinder Mould, Cylinder, Machine Part     near me factory China supplier Stainless Steel Cylinder Mould, Cylinder, Machine Part     near me factory

China Hot selling Automatic Feeding Metal Brass Iron Stainless Steel Square Round Tube CZPT Plasma Cutting Machine for 6m Tube 100-300mm Diameter with Free Design Custom

Product Description

Product Description

Square and Round Pipe CNC Cutting Machine
1. Can cut both square pipe and round pipe.
2. Pipe diameter range: square pipe 100-400mm, round pipe 100-600mm(or customize);Length 6m, 9m, 12m(or customize).
3. Main cutting functions:Bevel cutting , sharp cutting, round hole, square hole, square tube with R angle, waist hole.
4.Can equip with 1 or more cutting torch,such as laser,falme or plasma,can cut different thickness and different kinds of metals,eg.,can cut carbon steel up to 200mm,for details please refer to the “Cutting mode and cutting thickness” TABLE below.
5.Automatic ignition when cutting by flame.

axis of movement shaft number selection range of activity
A axis*2 rotating shaft 360°turbining
X axis*1 The CZPT moves the shaft   horizontally   along the shaft of the pipe fitting maximum stroke 600mm
B axis *1 The cutter swings its shaft Cutting CZPT swing 180°
Y axis *1 The cutting CZPT moves the shaft radial   along the pipe fitting maximum stroke 400mm
Z axis *1 The lifting body of the CZPT moves up and down the shaft maximum stroke 800mm
C axis *2 Automatic feed shaft  
E axis *1 Cutting gun rotating shaft Cutting CZPT rotation 360°

 

Pipe Fitting rotation axis (A-axis) Rotate speed 0.1-25 rpm/min
Type of drive Precision gear box, gear  pair transmission
Driving system Weima Servo motors and drivers(2sets)1500w
The cutting CZPT moves horizontally along the axis of the pipe fitting (X axis) Maximum effective cutting CZPT stroke 600mm
Type of drive Planetary precision gear  box, gear, rack drive
Driving system Weima Servo motors and drivers(1 set)400w
Reset accuracy ±0.5mm
Radial moving axis of cutting CZPT along pipe fitting (Y-axis) Cutting CZPT forward and backward movement stroke 400mm
Type of drive Planetary precision gear  box, gear, rack drive
Driving system Weima Servo motors and drivers(1 set)400w
Moving axis of lifting    body of cutting CZPT (Z axis) The CZPT moves up and down 800mm
Reset accuracy ±0.5mm
Type of drive Planetary precision gear  box, gear, rack drive
Driving system Weima Servo motors and drivers(1 set)200w
Automatic feeding shaft (C axis) Type of drive Planetary precision gear  box, gear, rack drive
Driving system Weima Servo motors and drivers(2 set)750w
Cutting gun swing axis (B axis) Type of drive Planetary precision gear  box, gear, rack drive
Driving system Weima Servo motors and drivers(1 set)200w
Cutting gun rotation axis (E axis) Type of drive Planetary precision gear  box, gear, rack drive
Driving system Weima Servo motors and drivers(1 set)200w

 Product Parameters

1. Cutting steel type: Round & square
2. Figures can be cut: Variety of graphics by outspreading intersecting line, can be with bevel
3. Control Axes: 3-4-5-6 axies, bevel cutting with 6 spindle and six-interlocking.
4. Diameter: 30-1000mm or customize (bigger dia. )
5. Thickness of the pipe: Flame: 5-200mm, plasma: 1-60mm
6. Bevel cutting range: Flame 60degree, plasma 30, 45degree.
7. Cutting mode: Plasma/Flame/laser
8. Pipe max length: ≥ 6m
9. Pipe clamping method: Chuck
10. Power-driven: High-precision AC servo+dedicated planetary reducer
11. Control System: A dedicated intersecting line cutting system: 6-axis controlled, with quantitative intersecting line cutting macro library
12.Others

 NO.  ITEM  PARAMETERS
 1.  pipe diameter  Φ=30~300mm Φ=60~600mm Φ=80~800mm 
 2.  Cutting mode  Flame & plasma 
 3.  Flame cutting thickness  δ 5mm-180mm
 4.  Plasma cutting pipe thickness  1-32mm
 5.  Guid rail  15,000mm
 6.  Effective cutting pipe length  12,000mm
 7.  pipe ovality  ≤1%
 8.  Cutting speed  V≤5000mm/min
 9.  translational speed V0=10~6000 mm/min
 10.  Cutting torch axial direction swing angle  α=±45°  Maxα=±60°
 11.  Cutting torch  radial direction  swing angle  β=±45°
 12. Loading capacity  3,000Kg
     
 kinematic axis  Axis choice  6 axis
 X axis:  Pipe rotating axis  YES
 Y axis:  Torch along pipe axial direction horizontal migration   YES
 A axis:  torch long pipe axial direction vertical swing   YES
 Z axis:  Torch  vertical movement   YES
 B axis:  torch along pipe  radial direction  horizontal swing   YES
 w axis:  torch along pipe  radial direction  horizontal migration   YES

14.Performance and precision mechanical movement indicators
(1), the workpiece rotary drive
Drive System Precision gear box,: Gear transmission
Speed: 0.1-25 rpm / min
Japanese CZPT servo: A5 Series AC servo system
Reset Accuracy: ± 0.5mm
Adjustment range: 6-1000
(2), CZPT the car moved axially along the workpiece
Precision Drive System: ZheJiang Planetary gear box, gear, rack gear
Effective stroke: 12000mm CZPT car
Japanese CZPT servo: A5 Series AC servo system
Reset Accuracy: ± 0.5mm
(3), CZPT fan axial plane workpiece swing axle
Precision Drive System: ZheJiang Planetary gear box, gear, rack gear
Swing angle: 30 ° -150 °
Japanese CZPT servo: A5 Series AC servo system
Positioning accuracy of ± 0.3 °
(4), CZPT the car moves up and down shaft
Drive system: Linear guide, ball screw drive to pay
Torch the car up and down stroke determine: The form of the cutter ( cutting diameter compliance requirements )
Japanese CZPT servo: A5 Series AC servo system
Reset Accuracy: ± 0.2mm
(5), the workpiece CZPT fan oscillating axle radial plane
Drive system: Curved rack ( arms drive )
Swing angle: 30 ° -150 °
Japanese CZPT servo: A5 Series AC servo system
Positioning accuracy: ± 0.3 °
(6), the auxiliary measurement axis: Profiling measurements and the pipe surface to prevent collisions with the torch
(7), the CZPT moves back and forth along the tube axis radial
Drive system: Linear guide, rack size
Move forward and backward stroke: 500mm
Japanese CZPT servo: A5 Series AC servo system
Mobile accuracy: ± 0.2mm

Application

1. Intersection cylindrical hole cutting of different directions and diameters on main pipe for vertical intersection between branch pipe and main pipe.
2. Intersection cylindrical end cutting on brand pipe for vertical intersection between branch pipe and main pipe.
3. Bevel cutting on Pipe end
4. Welding Elbow cutting on pipe
5. Branch pipe Intersection end cutting connected with ring main pipe
6. Square hole and branch hole cutting on pipe
7. Cutting off of pipes

Cutting samples

Packing & Shipping

Machines will be packed in seaworthy wooden cases strengthed by metal straps.We can ship to your carrier in China or deliver to your oversea destination.

 

Why choose us

      HangZhou Lansun was established by leading experts and Engineering faculty from the China University of Geosciences,and has been specializing in design and manufactur of CNC cutting & welding machines for over 30 years.Our headquarter is located in the HangZhou East Lake High-Tech Development Zone.Lansun covers an area of 42 acres, and has 27000 square meters of facilities.We can manufacture 20pcs of machines per day. Our sales and service networks are throughout China and oversea.By comparing with most of our competitors,we have below prominences:    

1.We are a factory,not a trading company.We not only design but also produce every parts and assembly them into machines in our factory.So,we always provide customers with products of the lastest technology and reliable quality.Also as a factory ,we have our own pre-sales and after sales service team,so we can serve to customer more instantly and,during the whole life of machine ,you can feel free to turn to us if you encounter any question.
2.We can provide favourable prices.Our boss is professor of Machine and Electric colloge of China University of Geology,he supports our R&D team with his abounding experiences.Furthermore,our factory is self-own,not rent from other owner.So,we are more CZPT to control  the cost of both developping and producing.
3.A reliable supplier of CNC machine.Our company engages in CNC cutting and welding machine for nearly 30years,we served more than 10,000 customers worldwide.

Besides ISO,CE certification,our company also obtains a lot of inventation patents and software copyrights on CNC mechanism and controlling system.

 

 

As we are a factory,and our boss is professor from China University of Geology,we can control the R&D cost,manufacturing cost at a very low level and always can provide our customers with competitive prices.Factory can provide with instant and longterm after sale services.

 

FQA

1. Are you a factory or trading company?
We are a factory,we engage in CNC cutting/welding machine designing and manufacturing for nearly 30 years.
2. Where is your factory located? How can I visit there? 
Our factory is located in HangZhou, ZheJiang ,the centre of China,the traffic is very convenient,we can pick you up at airport or train station. 
3. What’s the quality of your machines?
Our factory has been certified by ISO,CE.Products are designed by ourselves,moreover most of the components are manufuctured by ourselves as well,so we can make our machines of hight quality while at relatively lower prices.
4. What shall we do if don’t know how to operate your machine?
We have detail installing and operating instructions attached, also comes with video.Our after sale service hot line will be available for 24H everyday.
5. What other things are also needed after we buying your machines?
(1) You need to prepare for oxygen and fuel gas if you want to cut by flame
(2) You need to prepare plasma power and air compressor if you want to cut by plasma.We also can procure these periphery devices for you,but you need to additionally pay for them.
6. What are your payment terms?
We support T/T, L/C, Western Union and so on. Other ways may also be acceptable after we both sides appropriately discussed and agreed.
7. What if we have any problem with the machine? 
We will get back to you with solutions with maxmum of 12 hours after receiving your description of what the problem is.During the warranty period(generally 12 months), in case faulty material found at our discretion we will be responsible to repair or change.This clause does not provide coverage for lost or destroyed materials.8.What are the advantages of this model machine?(1). Can cut both square pipe and round pipe.
(2). Pipe diameter range: square pipe 100-400mm, round pipe 100-600mm(or customize);Length 6m, 9m, 12m(or customize).
(3). Main cutting functions:Bevel cutting , sharp cutting, round hole, square hole, square tube with R angle, waist hole.
(4).Can equip with 1 or more cutting torch,such as laser,falme or plasma,can cut different thickness and different kinds of metals,eg.,can cut carbon steel up to 200mm,for details please refer to the “Cutting mode and cutting thickness” TABLE below.
(5).Automatic ignition when cutting by flame.

 

The Benefits of Spline Couplings for Disc Brake Mounting Interfaces

Spline couplings are commonly used for securing disc brake mounting interfaces. Spline couplings are often used in high-performance vehicles, aeronautics, and many other applications. However, the mechanical benefits of splines are not immediately obvious. Listed below are the benefits of spline couplings. We’ll discuss what these advantages mean for you. Read on to discover how these couplings work.

Disc brake mounting interfaces are splined

There are 2 common disc brake mounting interfaces – splined and six-bolt. Splined rotors fit on splined hubs; six-bolt rotors will need an adapter to fit on six-bolt hubs. The six-bolt method is easier to maintain and may be preferred by many cyclists. If you’re thinking of installing a disc brake system, it is important to know how to choose the right splined and center lock interfaces.
splineshaft

Aerospace applications

The splines used for spline coupling in aircraft are highly complex. While some previous researches have addressed the design of splines, few publications have tackled the problem of misaligned spline coupling. Nevertheless, the accurate results we obtained were obtained using dedicated simulation tools, which are not commercially available. Nevertheless, such tools can provide a useful reference for our approach. It would be beneficial if designers could use simple tools for evaluating contact pressure peaks. Our analytical approach makes it possible to find answers to such questions.
The design of a spline coupling for aerospace applications must be accurate to minimize weight and prevent failure mechanisms. In addition to weight reduction, it is necessary to minimize fretting fatigue. The pressure distribution on the spline coupling teeth is a significant factor in determining its fretting fatigue. Therefore, we use analytical and experimental methods to examine the contact pressure distribution in the axial direction of spline couplings.
The teeth of a spline coupling can be categorized by the type of engagement they provide. This study investigates the position of resultant contact forces in the teeth of a spline coupling when applied to pitch diameter. Using FEM models, numerical results are generated for nominal and parallel offset misalignments. The axial tooth profile determines the behavior of the coupling component and its ability to resist wear. Angular misalignment is also a concern, causing misalignment.
In order to assess wear damage of a spline coupling, we must take into consideration the impact of fretting on the components. This wear is caused by relative motion between the teeth that engage them. The misalignment may be caused by vibrations, cyclical tooth deflection, or angular misalignment. The result of this analysis may help designers improve their spline coupling designs and develop improved performance.
CZPT polyimide, an abrasion-resistant polymer, is a popular choice for high-temperature spline couplings. This material reduces friction and wear, provides a low friction surface, and has a low wear rate. Furthermore, it offers up to 50 times the life of metal on metal spline connections. For these reasons, it is important to choose the right material for your spline coupling.
splineshaft

High-performance vehicles

A spline coupler is a device used to connect splined shafts. A typical spline coupler resembles a short pipe with splines on either end. There are 2 basic types of spline coupling: single and dual spline. One type attaches to a drive shaft, while the other attaches to the gearbox. While spline couplings are typically used in racing, they’re also used for performance problems.
The key challenge in spline couplings is to determine the optimal dimension of spline joints. This is difficult because no commercial codes allow the simulation of misaligned joints, which can destroy components. This article presents analytical approaches to estimating contact pressures in spline connections. The results are comparable with numerical approaches but require special codes to accurately model the coupling operation. This research highlights several important issues and aims to make the application of spline couplings in high-performance vehicles easier.
The stiffness of spline assemblies can be calculated using tooth-like structures. Such splines can be incorporated into the spline joint to produce global stiffness for torsional vibration analysis. Bearing reactions are calculated for a certain level of misalignment. This information can be used to design bearing dimensions and correct misalignment. There are 3 types of spline couplings.
Major diameter fit splines are made with tightly controlled outside diameters. This close fit provides concentricity transfer from the male to the female spline. The teeth of the male spline usually have chamfered tips and clearance with fillet radii. These splines are often manufactured from billet steel or aluminum. These materials are renowned for their strength and uniform grain created by the forging process. ANSI and DIN design manuals define classes of fit.
splineshaft

Disc brake mounting interfaces

A spline coupling for disc brake mounting interfaces is a type of hub-to-brake-disc mount. It is a highly durable coupling mechanism that reduces heat transfer from the disc to the axle hub. The mounting arrangement also isolates the axle hub from direct contact with the disc. It is also designed to minimize the amount of vehicle downtime and maintenance required to maintain proper alignment.
Disc brakes typically have substantial metal-to-metal contact with axle hub splines. The discs are held in place on the hub by intermediate inserts. This metal-to-metal contact also aids in the transfer of brake heat from the brake disc to the axle hub. Spline coupling for disc brake mounting interfaces comprises a mounting ring that is either a threaded or non-threaded spline.
During drag brake experiments, perforated friction blocks filled with various additive materials are introduced. The materials included include Cu-based powder metallurgy material, a composite material, and a Mn-Cu damping alloy. The filling material affects the braking interface’s wear behavior and friction-induced vibration characteristics. Different filling materials produce different types of wear debris and have different wear evolutions. They also differ in their surface morphology.
Disc brake couplings are usually made of 2 different types. The plain and HD versions are interchangeable. The plain version is the simplest to install, while the HD version has multiple components. The two-piece couplings are often installed at the same time, but with different mounting interfaces. You should make sure to purchase the appropriate coupling for your vehicle. These interfaces are a vital component of your vehicle and must be installed correctly for proper operation.
Disc brakes use disc-to-hub elements that help locate the forces and displace them to the rim. These elements are typically made of stainless steel, which increases the cost of manufacturing the disc brake mounting interface. Despite their benefits, however, the high braking force loads they endure are hard on the materials. Moreover, excessive heat transferred to the intermediate elements can adversely affect the fatigue life and long-term strength of the brake system.

China Hot selling Automatic Feeding Metal Brass Iron Stainless Steel Square Round Tube CZPT Plasma Cutting Machine for 6m Tube 100-300mm Diameter     with Free Design CustomChina Hot selling Automatic Feeding Metal Brass Iron Stainless Steel Square Round Tube CZPT Plasma Cutting Machine for 6m Tube 100-300mm Diameter     with Free Design Custom

China Standard Customized Professional Automatic Feeding Metal Brass Iron Stainless Steel Square Round Tube CZPT Plasma Cutting Machine for 6m Tube 100-300mm Diameter near me manufacturer

Product Description

Product Description

Square and Round Pipe CNC Cutting Machine
1. Can cut both square pipe and round pipe.
2. Pipe diameter range: square pipe 100-400mm, round pipe 100-600mm(or customize);Length 6m, 9m, 12m(or customize).
3. Main cutting functions:Bevel cutting , sharp cutting, round hole, square hole, square tube with R angle, waist hole.
4.Can equip with 1 or more cutting torch,such as laser,falme or plasma,can cut different thickness and different kinds of metals,eg.,can cut carbon steel up to 200mm,for details please refer to the “Cutting mode and cutting thickness” TABLE below.
5.Automatic ignition when cutting by flame.

 

Multifunctional cutting for square tubes, round tubes, section steel and angle steel;

No need for installation and easy to move; Easy to operate.

Just select the pattern needed directly from the drawing library and then input parameters, the machine will automatically complete the cutting;

5 axis 4 linkage

axis of movement shaft number selection range of activity
A axis*2 rotating shaft 360°turbining
X axis*1 The CZPT moves the shaft   horizontally   along the shaft of the pipe fitting maximum stroke 600mm
B axis *1 The cutter swings its shaft Cutting CZPT swing 180°
Y axis *1 The cutting CZPT moves the shaft radial   along the pipe fitting maximum stroke 400mm
Z axis *1 The lifting body of the CZPT moves up and down the shaft maximum stroke 800mm
C axis *2 Automatic feed shaft  
E axis *1 Cutting gun rotating shaft Cutting CZPT rotation 360°

 

Pipe Fitting rotation axis (A-axis) Rotate speed 0.1-25 rpm/min
Type of drive Precision gear box, gear  pair transmission
Driving system Weima Servo motors and drivers(2sets)1500w
The cutting CZPT moves horizontally along the axis of the pipe fitting (X axis) Maximum effective cutting CZPT stroke 600mm
Type of drive Planetary precision gear  box, gear, rack drive
Driving system Weima Servo motors and drivers(1 set)400w
Reset accuracy ±0.5mm
Radial moving axis of cutting CZPT along pipe fitting (Y-axis) Cutting CZPT forward and backward movement stroke 400mm
Type of drive Planetary precision gear  box, gear, rack drive
Driving system Weima Servo motors and drivers(1 set)400w
Moving axis of lifting    body of cutting CZPT (Z axis) The CZPT moves up and down 800mm
Reset accuracy ±0.5mm
Type of drive Planetary precision gear  box, gear, rack drive
Driving system Weima Servo motors and drivers(1 set)200w
Automatic feeding shaft (C axis) Type of drive Planetary precision gear  box, gear, rack drive
Driving system Weima Servo motors and drivers(2 set)750w
Cutting gun swing axis (B axis) Type of drive Planetary precision gear  box, gear, rack drive
Driving system Weima Servo motors and drivers(1 set)200w
Cutting gun rotation axis (E axis) Type of drive Planetary precision gear  box, gear, rack drive
Driving system Weima Servo motors and drivers(1 set)200w

 Product Parameters

1. Cutting steel type: Round & square
2. Figures can be cut: Variety of graphics by outspreading intersecting line, can be with bevel
3. Control Axes: 3-4-5-6 axies, bevel cutting with 6 spindle and six-interlocking.
4. Diameter: 30-1000mm or customize (bigger dia. )
5. Thickness of the pipe: Flame: 5-200mm, plasma: 1-60mm
6. Bevel cutting range: Flame 60degree, plasma 30, 45degree.
7. Cutting mode: Plasma/Flame/laser
8. Pipe max length: ≥ 6m
9. Pipe clamping method: Chuck
10. Power-driven: High-precision AC servo+dedicated planetary reducer
11. Control System: A dedicated intersecting line cutting system: 6-axis controlled, with quantitative intersecting line cutting macro library
12.Others

 NO.  ITEM  PARAMETERS
 1.  pipe diameter  Φ=30~300mm Φ=60~600mm Φ=80~800mm 
 2.  Cutting mode  Flame & plasma 
 3.  Flame cutting thickness  δ 5mm-180mm
 4.  Plasma cutting pipe thickness  1-32mm
 5.  Guid rail  15,000mm
 6.  Effective cutting pipe length  12,000mm
 7.  pipe ovality  ≤1%
 8.  Cutting speed  V≤5000mm/min
 9.  translational speed V0=10~6000 mm/min
 10.  Cutting torch axial direction swing angle  α=±45°  Maxα=±60°
 11.  Cutting torch  radial direction  swing angle  β=±45°
 12. Loading capacity  3,000Kg
     
 kinematic axis  Axis choice  6 axis
 X axis:  Pipe rotating axis  YES
 Y axis:  Torch along pipe axial direction horizontal migration   YES
 A axis:  torch long pipe axial direction vertical swing   YES
 Z axis:  Torch  vertical movement   YES
 B axis:  torch along pipe  radial direction  horizontal swing   YES
 w axis:  torch along pipe  radial direction  horizontal migration   YES

14.Performance and precision mechanical movement indicators
(1), the workpiece rotary drive
Drive System Precision gear box,: Gear transmission
Speed: 0.1-25 rpm / min
Japanese CZPT servo: A5 Series AC servo system
Reset Accuracy: ± 0.5mm
Adjustment range: 6-1000
(2), CZPT the car moved axially along the workpiece
Precision Drive System: ZheJiang Planetary gear box, gear, rack gear
Effective stroke: 12000mm CZPT car
Japanese CZPT servo: A5 Series AC servo system
Reset Accuracy: ± 0.5mm
(3), CZPT fan axial plane workpiece swing axle
Precision Drive System: ZheJiang Planetary gear box, gear, rack gear
Swing angle: 30 ° -150 °
Japanese CZPT servo: A5 Series AC servo system
Positioning accuracy of ± 0.3 °
(4), CZPT the car moves up and down shaft
Drive system: Linear guide, ball screw drive to pay
Torch the car up and down stroke determine: The form of the cutter ( cutting diameter compliance requirements )
Japanese CZPT servo: A5 Series AC servo system
Reset Accuracy: ± 0.2mm
(5), the workpiece CZPT fan oscillating axle radial plane
Drive system: Curved rack ( arms drive )
Swing angle: 30 ° -150 °
Japanese CZPT servo: A5 Series AC servo system
Positioning accuracy: ± 0.3 °
(6), the auxiliary measurement axis: Profiling measurements and the pipe surface to prevent collisions with the torch
(7), the CZPT moves back and forth along the tube axis radial
Drive system: Linear guide, rack size
Move forward and backward stroke: 500mm
Japanese CZPT servo: A5 Series AC servo system
Mobile accuracy: ± 0.2mm

Application

1. Intersection cylindrical hole cutting of different directions and diameters on main pipe for vertical intersection between branch pipe and main pipe.
2. Intersection cylindrical end cutting on brand pipe for vertical intersection between branch pipe and main pipe.
3. Bevel cutting on Pipe end
4. Welding Elbow cutting on pipe
5. Branch pipe Intersection end cutting connected with ring main pipe
6. Square hole and branch hole cutting on pipe
7. Cutting off of pipes

Cutting samples

Packing & Shipping

Machines will be packed in seaworthy wooden cases strengthed by metal straps.We can ship to your carrier in China or deliver to your oversea destination.

 

Why choose us

      HangZhou Lansun was established by leading experts and Engineering faculty from the China University of Geosciences,and has been specializing in design and manufactur of CNC cutting & welding machines for over 30 years.Our headquarter is located in the HangZhou East Lake High-Tech Development Zone.Lansun covers an area of 42 acres, and has 27000 square meters of facilities.We can manufacture 20pcs of machines per day. Our sales and service networks are throughout China and oversea.By comparing with most of our competitors,we have below prominences:    

1.We are a factory,not a trading company.We not only design but also produce every parts and assembly them into machines in our factory.So,we always provide customers with products of the lastest technology and reliable quality.Also as a factory ,we have our own pre-sales and after sales service team,so we can serve to customer more instantly and,during the whole life of machine ,you can feel free to turn to us if you encounter any question.
2.We can provide favourable prices.Our boss is professor of Machine and Electric colloge of China University of Geology,he supports our R&D team with his abounding experiences.Furthermore,our factory is self-own,not rent from other owner.So,we are more CZPT to control  the cost of both developping and producing.
3.A reliable supplier of CNC machine.Our company engages in CNC cutting and welding machine for nearly 30years,we served more than 10,000 customers worldwide.

Besides ISO,CE certification,our company also obtains a lot of inventation patents and software copyrights on CNC mechanism and controlling system.

 

 

As we are a factory,and our boss is professor from China University of Geology,we can control the R&D cost,manufacturing cost at a very low level and always can provide our customers with competitive prices.Factory can provide with instant and longterm after sale services.

 

FQA

1. Are you a factory or trading company?
We are a factory,we engage in CNC cutting/welding machine designing and manufacturing for nearly 30 years.
2. Where is your factory located? How can I visit there? 
Our factory is located in HangZhou, ZheJiang ,the centre of China,the traffic is very convenient,we can pick you up at airport or train station. 
3. What’s the quality of your machines?
Our factory has been certified by ISO,CE.Products are designed by ourselves,moreover most of the components are manufuctured by ourselves as well,so we can make our machines of hight quality while at relatively lower prices.
4. What shall we do if don’t know how to operate your machine?
We have detail installing and operating instructions attached, also comes with video.Our after sale service hot line will be available for 24H everyday.
5. What other things are also needed after we buying your machines?
(1) You need to prepare for oxygen and fuel gas if you want to cut by flame
(2) You need to prepare plasma power and air compressor if you want to cut by plasma.We also can procure these periphery devices for you,but you need to additionally pay for them.
6. What are your payment terms?
We support T/T, L/C, Western Union and so on. Other ways may also be acceptable after we both sides appropriately discussed and agreed.
7. What if we have any problem with the machine? 
We will get back to you with solutions with maxmum of 12 hours after receiving your description of what the problem is.During the warranty period(generally 12 months), in case faulty material found at our discretion we will be responsible to repair or change.This clause does not provide coverage for lost or destroyed materials.8.What are the advantages of this model machine?(1). Can cut both square pipe and round pipe.
(2). Pipe diameter range: square pipe 100-400mm, round pipe 100-600mm(or customize);Length 6m, 9m, 12m(or customize).
(3). Main cutting functions:Bevel cutting , sharp cutting, round hole, square hole, square tube with R angle, waist hole.
(4).Can equip with 1 or more cutting torch,such as laser,falme or plasma,can cut different thickness and different kinds of metals,eg.,can cut carbon steel up to 200mm,for details please refer to the “Cutting mode and cutting thickness” TABLE below.
(5).Automatic ignition when cutting by flame.

 

The Benefits of Spline Couplings for Disc Brake Mounting Interfaces

Spline couplings are commonly used for securing disc brake mounting interfaces. Spline couplings are often used in high-performance vehicles, aeronautics, and many other applications. However, the mechanical benefits of splines are not immediately obvious. Listed below are the benefits of spline couplings. We’ll discuss what these advantages mean for you. Read on to discover how these couplings work.

Disc brake mounting interfaces are splined

There are 2 common disc brake mounting interfaces – splined and six-bolt. Splined rotors fit on splined hubs; six-bolt rotors will need an adapter to fit on six-bolt hubs. The six-bolt method is easier to maintain and may be preferred by many cyclists. If you’re thinking of installing a disc brake system, it is important to know how to choose the right splined and center lock interfaces.
splineshaft

Aerospace applications

The splines used for spline coupling in aircraft are highly complex. While some previous researches have addressed the design of splines, few publications have tackled the problem of misaligned spline coupling. Nevertheless, the accurate results we obtained were obtained using dedicated simulation tools, which are not commercially available. Nevertheless, such tools can provide a useful reference for our approach. It would be beneficial if designers could use simple tools for evaluating contact pressure peaks. Our analytical approach makes it possible to find answers to such questions.
The design of a spline coupling for aerospace applications must be accurate to minimize weight and prevent failure mechanisms. In addition to weight reduction, it is necessary to minimize fretting fatigue. The pressure distribution on the spline coupling teeth is a significant factor in determining its fretting fatigue. Therefore, we use analytical and experimental methods to examine the contact pressure distribution in the axial direction of spline couplings.
The teeth of a spline coupling can be categorized by the type of engagement they provide. This study investigates the position of resultant contact forces in the teeth of a spline coupling when applied to pitch diameter. Using FEM models, numerical results are generated for nominal and parallel offset misalignments. The axial tooth profile determines the behavior of the coupling component and its ability to resist wear. Angular misalignment is also a concern, causing misalignment.
In order to assess wear damage of a spline coupling, we must take into consideration the impact of fretting on the components. This wear is caused by relative motion between the teeth that engage them. The misalignment may be caused by vibrations, cyclical tooth deflection, or angular misalignment. The result of this analysis may help designers improve their spline coupling designs and develop improved performance.
CZPT polyimide, an abrasion-resistant polymer, is a popular choice for high-temperature spline couplings. This material reduces friction and wear, provides a low friction surface, and has a low wear rate. Furthermore, it offers up to 50 times the life of metal on metal spline connections. For these reasons, it is important to choose the right material for your spline coupling.
splineshaft

High-performance vehicles

A spline coupler is a device used to connect splined shafts. A typical spline coupler resembles a short pipe with splines on either end. There are 2 basic types of spline coupling: single and dual spline. One type attaches to a drive shaft, while the other attaches to the gearbox. While spline couplings are typically used in racing, they’re also used for performance problems.
The key challenge in spline couplings is to determine the optimal dimension of spline joints. This is difficult because no commercial codes allow the simulation of misaligned joints, which can destroy components. This article presents analytical approaches to estimating contact pressures in spline connections. The results are comparable with numerical approaches but require special codes to accurately model the coupling operation. This research highlights several important issues and aims to make the application of spline couplings in high-performance vehicles easier.
The stiffness of spline assemblies can be calculated using tooth-like structures. Such splines can be incorporated into the spline joint to produce global stiffness for torsional vibration analysis. Bearing reactions are calculated for a certain level of misalignment. This information can be used to design bearing dimensions and correct misalignment. There are 3 types of spline couplings.
Major diameter fit splines are made with tightly controlled outside diameters. This close fit provides concentricity transfer from the male to the female spline. The teeth of the male spline usually have chamfered tips and clearance with fillet radii. These splines are often manufactured from billet steel or aluminum. These materials are renowned for their strength and uniform grain created by the forging process. ANSI and DIN design manuals define classes of fit.
splineshaft

Disc brake mounting interfaces

A spline coupling for disc brake mounting interfaces is a type of hub-to-brake-disc mount. It is a highly durable coupling mechanism that reduces heat transfer from the disc to the axle hub. The mounting arrangement also isolates the axle hub from direct contact with the disc. It is also designed to minimize the amount of vehicle downtime and maintenance required to maintain proper alignment.
Disc brakes typically have substantial metal-to-metal contact with axle hub splines. The discs are held in place on the hub by intermediate inserts. This metal-to-metal contact also aids in the transfer of brake heat from the brake disc to the axle hub. Spline coupling for disc brake mounting interfaces comprises a mounting ring that is either a threaded or non-threaded spline.
During drag brake experiments, perforated friction blocks filled with various additive materials are introduced. The materials included include Cu-based powder metallurgy material, a composite material, and a Mn-Cu damping alloy. The filling material affects the braking interface’s wear behavior and friction-induced vibration characteristics. Different filling materials produce different types of wear debris and have different wear evolutions. They also differ in their surface morphology.
Disc brake couplings are usually made of 2 different types. The plain and HD versions are interchangeable. The plain version is the simplest to install, while the HD version has multiple components. The two-piece couplings are often installed at the same time, but with different mounting interfaces. You should make sure to purchase the appropriate coupling for your vehicle. These interfaces are a vital component of your vehicle and must be installed correctly for proper operation.
Disc brakes use disc-to-hub elements that help locate the forces and displace them to the rim. These elements are typically made of stainless steel, which increases the cost of manufacturing the disc brake mounting interface. Despite their benefits, however, the high braking force loads they endure are hard on the materials. Moreover, excessive heat transferred to the intermediate elements can adversely affect the fatigue life and long-term strength of the brake system.

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