CN115890168A - Cross shaft composite machining system and machining process - Google Patents
Cross shaft composite machining system and machining process Download PDFInfo
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- CN115890168A CN115890168A CN202310011096.0A CN202310011096A CN115890168A CN 115890168 A CN115890168 A CN 115890168A CN 202310011096 A CN202310011096 A CN 202310011096A CN 115890168 A CN115890168 A CN 115890168A
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- 239000002131 composite material Substances 0.000 title claims abstract description 48
- 238000003754 machining Methods 0.000 title claims description 50
- 230000007246 mechanism Effects 0.000 claims abstract description 81
- 230000001360 synchronised effect Effects 0.000 claims abstract description 19
- 230000000712 assembly Effects 0.000 claims abstract description 4
- 238000000429 assembly Methods 0.000 claims abstract description 4
- 238000003825 pressing Methods 0.000 claims description 20
- 238000003801 milling Methods 0.000 claims description 17
- 150000001875 compounds Chemical class 0.000 claims description 14
- 238000007599 discharging Methods 0.000 claims description 12
- 238000000034 method Methods 0.000 claims description 12
- 238000004519 manufacturing process Methods 0.000 claims description 11
- 230000008569 process Effects 0.000 claims description 9
- 239000000725 suspension Substances 0.000 claims description 7
- 238000005553 drilling Methods 0.000 claims description 4
- 230000005540 biological transmission Effects 0.000 claims description 3
- 238000002360 preparation method Methods 0.000 claims description 3
- 238000005516 engineering process Methods 0.000 abstract description 6
- 238000005520 cutting process Methods 0.000 description 6
- 239000000047 product Substances 0.000 description 6
- 238000007514 turning Methods 0.000 description 5
- 238000005299 abrasion Methods 0.000 description 3
- 230000009471 action Effects 0.000 description 3
- 210000003739 neck Anatomy 0.000 description 3
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- 230000001174 ascending effect Effects 0.000 description 2
- 230000015556 catabolic process Effects 0.000 description 2
- 238000006731 degradation reaction Methods 0.000 description 2
- 238000006073 displacement reaction Methods 0.000 description 2
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- 239000000463 material Substances 0.000 description 2
- 239000011265 semifinished product Substances 0.000 description 2
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Abstract
The invention discloses a cross shaft composite processing system and a processing technology, which comprises a self-positioning base, wherein a fixed axis center type clamping mechanism is arranged on the self-positioning base, and synchronous type cutter assemblies are correspondingly arranged on two sides of the fixed axis center type clamping mechanism; the fixed-axis center type clamping mechanism comprises a fixed-alignment supporting mechanism and a press-fitting mechanism arranged above the fixed-alignment supporting mechanism. According to the processing technology disclosed by the invention, the fixed shaft center clamping mechanism and the press-fitting mechanism are matched to automatically position the cross shaft to be subjected to composite processing, so that accurate positioning is completed while fixing, accurate and stable positioning of the cross shaft during subsequent composite processing is ensured, the processing efficiency is obviously improved, and the processing precision and the processing quality are ensured.
Description
Technical Field
The invention relates to the technical field of universal joint and cross shaft manufacturing, in particular to a cross shaft composite processing system and a processing technology.
Background
Along with the comprehensive improvement and upgrading of the automation of the mechanical industry, the productivity is effectively improved, the labor intensity is greatly reduced, the production cost is effectively controlled, the competition with the industry is increasingly intense, and new requirements are provided for production equipment, production personnel, production processes, management capacity and the like. The existing cross shaft turning process is characterized in that a end face is turned firstly, then a positioning hole is formed, and finally a shaft neck is turned, only one shaft head can be machined at each time, the production efficiency is low, after one shaft head is turned, a clamp can rotate 90 degrees to replace another shaft head, the dimensional stability of a product is poor, and a pair of cutters sequentially turn four shaft heads, the abrasion is fast, if the dimensional accuracy between the four shaft heads cannot be unified due to the fact that the compensation cannot be carried out in time, the cutter changing frequency can be increased due to the fact that the rapid abrasion of the cutters is carried out, the time is wasted, the production efficiency is reduced, the production cost is improved, and the current production requirements for cost reduction and efficiency improvement cannot be met. Therefore, the market is currently researching and developing in the direction of multi-tool synchronous machining.
For example, patent application number "201921251150.4" discloses a high-efficient machine tool of processing differential mechanism cross axle work piece, including the lathe bed base, the centre of lathe bed base is equipped with Y axial slide rail, it passes through Y axial motor drive to be equipped with middle slip table on the Y axial slide rail, installs servo dividing head on the middle slip table, is equipped with the frock clamp that installation cross axle work piece was used on the servo dividing head, the bilateral symmetry of lathe bed base is equipped with X axial slide rail, it passes through X axial motor drive to be equipped with the unit head slip table on the X axial slide rail, installs the unit head on the unit head slip table, is equipped with two main shafts on the unit head, but the exhibition sword of two-way movement is installed to one of them main shaft, installs the nonstandard milling cutter that can built-in center bore on another main shaft.
Although the scheme avoids the problem that the abrasion degree influences the dimensional accuracy among the shaft heads by sequentially processing the four shaft heads by using a single cutter, the method cannot ensure the positioning accuracy of the double-cutter synchronous processing on the cross shaft workpiece, and the product stability is reduced due to the fact that the two sides of the cross shaft workpiece are simultaneously subjected to processing cutting force, so that the dimensional deviation is caused.
Disclosure of Invention
Aiming at the problems that in the prior art, the positioning precision of a cross shaft workpiece is high during synchronous machining of double cutters, and the size deviation is easily caused by the fact that the stability of a product is reduced due to the fact that machining cutting force is simultaneously applied to two sides of the cross shaft workpiece, the invention provides a brand new machining scheme of a heavy universal joint cross shaft.
Not only affecting the surface treatment effect of the product, but also causing the problem that the residual stress is increased to reduce the stress relief effect.
In order to achieve the purpose, the invention adopts the following technical scheme:
a cross shaft composite processing system comprises a self-positioning base, wherein a fixed-axis center type clamping mechanism is arranged on the self-positioning base, and synchronous type cutter assemblies are correspondingly arranged on two sides of the fixed-axis center type clamping mechanism; the fixed-axis center type clamping mechanism comprises a fixed-alignment supporting mechanism and a press-fitting mechanism arranged above the fixed-alignment supporting mechanism. The fixed shaft type clamping mechanism and the press-fitting mechanism are arranged up and down correspondingly, clamping and positioning of the cross shaft to be machined can be completed by mutual leaning, and the clamping mechanism is fast, convenient and stable.
Preferably, the alignment supporting mechanism comprises a plurality of sleeves which are connected in a sleeved mode, the alignment supporting shaft can stretch and retract along the vertical direction, an alignment groove is formed in the top of the alignment supporting mechanism, and the alignment groove is a cross-shaped groove. The accurate supporting mechanism is provided with the indent cross type of matching in the cross axle and decides the groove, when guaranteeing that the cross axle packs into and decides the groove, can be fixed by stable block.
Furthermore, the alignment groove comprises a transverse groove and a longitudinal groove which are communicated with each other, a main body groove is arranged at the intersection of the transverse groove and the longitudinal groove, a fixing buckle is hinged in the main body groove, and the fixing buckle is positioned on a joint angle of the transverse groove and the longitudinal groove. The number of the fixing buckles is four, the fixing buckles are combined with the transverse grooves and the longitudinal grooves to form a 'meter' shape, when the universal joint pin to be machined is arranged in the alignment groove, one end, close to the main body groove, of each fixing buckle is pressed downwards, the fixing buckles rotate and enable the fixing buckles to be far away from one end of the main body groove to be buckled with the universal joint pin to be machined, the auxiliary press-fitting mechanism is used for finishing limiting and fixing the universal joint pin to be machined, the press-fitting mechanism can only tightly press the universal joint pin to be machined in the vertical direction, the size of the cross-shaped structure of the alignment groove is fixed, and therefore the universal joint pin of each specification can not be guaranteed to be placed in the alignment groove to be free of horizontal plane deviation, the universal joint pin can be firmly limited by the fixing buckles, and the influence on machining precision caused by the fact that the angle deviation occurs due to limited static friction force in the machining process is avoided.
Preferably, the press-fitting mechanism comprises a supporting column assembly arranged on the self-positioning base, the supporting column assembly comprises a plurality of supporting columns arranged around the periphery of the alignment supporting mechanism, a pressing cylinder suspension is arranged at the top of the supporting column assembly, and a telescopic pressing shaft is arranged on the pressing cylinder suspension corresponding to the alignment supporting mechanism. The support column assembly ensures that the clamping combination of the press-fitting mechanism and the fixed-axis center type clamping mechanism keeps the stability during working through the support columns arranged in a surrounding manner, and avoids the situation that the stress is uneven and the clamping is not in place in the press-fitting process due to the fact that the whole strength of the device is not enough.
Preferably, the synchronous cutter assembly comprises at least two composite cutters symmetrically arranged on the side of the alignment supporting mechanism, the composite cutters are arranged corresponding to the shaft heads of the cross shafts, and the composite cutters are fed synchronously when machining the shaft heads. Composite cutter sets up in pairs, can set up two sets of or four groups and carry out synchronous formula processing, can guarantee the balanced atress of cross axle at the ascending axial during the synchronous feed of composite cutter that sets up relatively, the butt is opposite in two axial force direction of cross axle promptly, the size equals forms the counter balance, effectively avoid in the traditional art asymmetric man-hour axial force to the influence of machining precision, and synchronous working's composite cutter can ensure on single cross axle because of the size deviation that the tool bit wearing and tearing lead to unanimously on each spindle nose, further promote the processing synchronism of cross axle size, there is the deviation because of different spindle nose sizes and leads to the performance degradation when avoiding the cross axle during operation.
Further, the compound cutting tool comprises a cutter head main body, a drill bit is arranged at the center of the cutter head main body, a chamfer milling cutter is arranged on the cutter head in a surrounding mode, and an end face milling cutter is arranged on the outer edge of the cutter head in the circumferential direction. The cutter head main body comprises a plurality of cutter heads with different functions, different machining purposes are implemented respectively, the cutter head main body works in a cooperative mode, all cutting machining of the shaft head is completed through one-time clamping, machining efficiency is remarkably improved, and meanwhile size deviation caused by different machining sequences is eliminated.
The application also discloses a processing technology of the cross shaft composite processing system, which comprises the following steps:
s1: placing a cross shaft to be machined in a positioning groove of a fixed-axis center type clamping mechanism through a transmission belt, and clamping the cross shaft to be machined in the positioning groove to finish plane angle correction;
s2: the press-mounting mechanism acts, the telescopic pressing shaft and the alignment support mechanism move oppositely, the lower end of the telescopic pressing shaft is abutted to the middle of the cross shaft, and the cross shaft to be processed is pressed into the alignment groove to finish automatic axis alignment;
s3: synchronously feeding all the composite cutters, and simultaneously abutting the opposite composite cutters against the cross shaft for preparation for machining;
s4: the end face milling cutter on the cutter head body in the compound cutter performs end face milling on the shaft head of the cross shaft;
s5: a drill bit on a cutter head main body in the composite cutter performs end face drilling on a cross shaft head, and a chamfering lathe tool performs chamfering;
s6: after the machining is finished, the telescopic pressing shaft and the aligning support mechanism reset, and the cross shaft is taken out to enter the conveyor belt for discharging.
The processing of the cross shaft is automatic processing, the conveying belt is used for carrying out assembly line type conveying on the cross shaft, the processing process is accurate and fast, after the cross shaft to be processed is placed into the aligning groove and is pressed and fixed, the cross shaft can be rapidly processed through the paired composite cutters, repeated clamping steps are simplified, and micro displacement possibly caused by continuous action of asymmetric force is eliminated.
Preferably, the cutter head main body drills of the opposite compound cutters in S3 are opposite in rotation direction. In the paired composite cutters, the directions of the drill bits are opposite, so that the two equidirectional moments which act together originally can be optimized into the moments with opposite options, the superposed moments formed by the two opposite drill bits during drilling can be optimized into the opposite moments, the one-way torsional force on the cross shaft is obviously reduced, and the influence of the superposed moments on the machining precision is reduced.
Preferably, a feeding mechanical arm and a discharging mechanical arm are arranged on one side of the conveying belt, and the feeding mechanical arm conveys the cross shaft to be machined on the conveying belt to the alignment groove; and the discharging mechanical arm sends the processed cross shaft back to the conveying belt from the alignment groove. The feeding mechanical arm and the discharging mechanical arm are used as a connecting mechanism of the conveying belt and cross shaft combined machining system, and the whole process of blank feeding until product machining is finished and discharging is smoothly finished.
Therefore, the invention has the following beneficial effects: (1) The fixed shaft center clamping mechanism and the press-mounting mechanism are matched to automatically position the cross shaft to be subjected to composite machining, so that accurate positioning is completed while fixing, accurate and stable positioning of the cross shaft during subsequent composite machining is ensured, machining efficiency is remarkably improved, and machining precision and machining quality are ensured; (2) The fixing buckle can be used for firmly limiting the cross shaft at the intersection of adjacent shaft necks of the cross shaft, so that the influence of angle deviation on the machining precision caused by limited static friction force in the machining process is avoided; (3) The stress balance of the cross shaft in the axial direction can be guaranteed when the composite cutters which are arranged oppositely feed synchronously, namely, two axial forces which are abutted against the cross shaft are opposite in direction and equal in size to form a balance force, and the influence of the axial force on the machining precision in the asymmetric machining in the traditional technology is effectively avoided.
Drawings
FIG. 1 is a schematic diagram of the present invention.
FIG. 2 is a schematic view showing the structure of a calibration groove in example 3.
100-a self-positioning base, 1-a fixed-axis centering clamping mechanism, 11-a sleeve, 2-a synchronous cutter component, 21-a composite cutter, 22-a cutter head main body, 23-a drill bit, 24-a chamfer milling cutter, 25-an end milling cutter, 3-a positioning support mechanism, 4-a press-fitting mechanism, 41-a support column, 42-a pressing cylinder suspension, 43-a telescopic pressing shaft, 5-a positioning groove, 51-a main body groove and 52-a fixing buckle.
Detailed Description
Example 1
A cross shaft composite processing system comprises a self-positioning base 100, wherein a fixed shaft center type clamping mechanism 1 is arranged on the self-positioning base 100, and synchronous type cutter assemblies 2 are correspondingly arranged on two sides of the fixed shaft center type clamping mechanism; the fixed-axis center type clamping mechanism 1 comprises a fixed-axis supporting mechanism 3 and a press-fitting mechanism 4 arranged above the fixed-axis supporting mechanism 3. The alignment supporting mechanism 3 comprises a plurality of sleeves 11 which are connected in a sleeved mode, the alignment supporting shaft can stretch and retract along the vertical direction, an alignment groove 5 is formed in the top of the alignment supporting mechanism 3, and the alignment groove 5 is a cross-shaped groove. The press-fitting mechanism 4 comprises a support column assembly arranged on the self-positioning base 100, the support column assembly comprises a plurality of support columns 41 arranged around the periphery of the alignment support mechanism 3, a pressing cylinder suspension 42 is arranged at the top of the support column assembly, and a telescopic pressing shaft 43 is arranged on the pressing cylinder suspension 42 corresponding to the alignment support mechanism 3.
The fixed shaft type clamping mechanism and the press-mounting mechanism 4 are arranged up and down correspondingly, clamping and positioning of the cross shaft to be machined can be completed by mutual leaning, and the clamping is fast, convenient and stable. The accurate supporting mechanism 3 is provided with the indent cross type accurate groove 5 matched with the cross shaft, so that the cross shaft can be stably clamped and fixed when being installed in the accurate groove 5. The support column assembly ensures that the clamping combination of the press-fitting mechanism 4 and the fixed-axis center type clamping mechanism 1 maintains the stability during the working period through the support columns 41 arranged in a surrounding manner, and avoids the situation that the stress is uneven and the clamping is not in place in the press-fitting process due to the insufficient overall strength of the device.
Synchronous formula cutter subassembly 2 includes that at least two symmetries set up in the compound tool 21 of 3 sides of accurate supporting mechanism, compound tool 21 corresponds the spindle nose setting of cross, synchronous feed when each compound tool 21 processes the spindle nose. The compound cutter 21 comprises a cutter head main body 22, a drill 23 is arranged at the center of the cutter head main body 22, a chamfer milling cutter 24 is arranged on the cutter head around the drill 23, and an end face milling cutter 25 is arranged on the outer edge of the cutter head along the circumferential direction.
Compound tool 21 sets up in pairs, can set up two sets or four groups and carry out synchronous formula processing, can guarantee the balanced in the ascending atress of cross axle at the axial during the synchronous feed of compound tool 21 that sets up relatively, the butt is opposite in the two axial force directions of cross axle promptly, the size equals and forms the balancing force, effectively avoid the influence of axial force to the machining precision during the asymmetric man-hour in the prior art, and synchronous work's compound tool 21 can ensure on single cross axle because of the size deviation that tool bit wearing and tearing lead to unanimously on each spindle nose, further promote the processing synchronism of cross axle size, avoid cross axle during operation to have the deviation because of different spindle nose sizes and lead to the performance degradation. The cutter head main body 22 comprises a plurality of cutter heads with different functions, different machining purposes are respectively implemented, the cutter head main body works in a cooperation mode, all cutting machining of the shaft head is completed through one-time clamping, machining efficiency is remarkably improved, and meanwhile size deviation caused by different machining sequences is eliminated.
Example 2
The application also discloses a processing technology of the universal joint pin composite processing system, which comprises the following steps:
s1: placing a cross shaft to be machined in a positioning groove 5 of a fixed-axis center type clamping mechanism 1 through a transmission belt, and clamping the cross shaft to be machined in the positioning groove 5 to finish plane angle correction;
s2: the press-fitting mechanism 4 acts, the telescopic pressing shaft 43 and the alignment support mechanism 3 move oppositely, so that the lower end of the telescopic pressing shaft 43 is abutted against the middle part of the cross shaft, and the cross shaft to be processed is pressed into the alignment groove 5 to finish automatic axis alignment;
s3: synchronously feeding the composite cutters 21, and simultaneously abutting the opposite composite cutters 21 against the cross shaft for preparation for machining;
s4: the end face milling cutter 25 on the cutter head main body 22 in the composite cutter 21 performs end face milling on the shaft head of the cross shaft;
s5: a drill bit 23 on a cutter head main body 22 in the composite cutter 21 drills the end face of the shaft head of the cross shaft, and a chamfering turning tool performs chamfering;
s6: after the machining is finished, the telescopic pressing shaft 43 and the alignment supporting mechanism 3 reset, and the cross shaft is taken out to enter the conveyor belt for discharging.
The processing of the cross shaft is automatic processing, the cross shaft is conveyed in a production line mode through the conveying belt, the processing process is accurate and quick, after the cross shaft to be processed is placed into the aligning groove 5 and is pressed and fixed, the cross shaft can be rapidly processed through the paired composite cutters 21, the repeated clamping steps are simplified, and meanwhile, micro displacement possibly caused by continuous action of asymmetric force is eliminated.
In S3, the cutter head bodies 22 and the drill bits 23 of the opposite compound cutters 21 are rotated in opposite directions. In the paired composite cutters 21, the directions of the drill bits 23 are opposite, so that the two same-direction moments which act together originally can be optimized into the moments with opposite options, the superposed moments formed by the two opposite drill bits 23 during drilling can be optimized into the opposite moments, the one-way torsional force on the cross shaft is obviously reduced, and the influence of the superposed moments on the machining precision is reduced. A feeding mechanical arm and a discharging mechanical arm are arranged on one side of the conveying belt, and the feeding mechanical arm conveys the cross shaft to be machined on the conveying belt to the alignment groove 5; and the discharge mechanical arm sends the processed cross shaft back to the conveyor belt from the alignment groove 5. The feeding mechanical arm and the discharging mechanical arm are used as a connecting mechanism of the conveying belt and cross shaft combined machining system, and the whole process of blank feeding until product machining is finished and discharging is smoothly finished.
In this example, the detailed procedure is as follows: the first step is as follows: the method comprises the following steps of putting formed cross axle blanks on a vibration type automatic conveyor, arranging an infrared sensor at the tail end of conveying, conveying instructions to a vibration sensor on the vibration conveyor by the infrared sensor when the tail end is short of materials, conveying the instructions to a vibration disc below the vibration conveyor by the vibration sensor, vibrating the blanks to an upper conveying belt through vibration, conveying the blanks to the tail end of conveying by the conveying belt, and cutting off the sensor to continuously convey signals.
The second step is that: the feeding mechanical arm puts the cross shaft blank formed at the conveying tail end into the cross shaft composite processing system, and the workpiece is pressed through the fixed-axis center type clamping mechanism 1 and the press-fitting mechanism 4. The third step: each compound cutter 21 of the synchronous cutter assembly 2 starts to work, moves upwards through the hydraulic cylinder and moves towards the middle through the four power heads, the milling cutter on the cutter head main body 22 is reused for milling the end face of the cross shaft, then the cross shaft is positioned at the central position of the cutter head main body 22 through the hydraulic cylinder, meanwhile, the four cutter head main bodies 22 move towards the middle, and the chamfering turning tool and the drill bit 23 on the compound cutter head chamfer and drill the four shaft heads of the cross shaft. The fourth step: after the machining is finished, the robot clamps the cross-axle turning semi-finished product and puts the cross-axle turning semi-finished product on the conveying belt, and the blank is conveyed into the hopper through the conveying belt to finish the machining of the station.
Particularly, the cross shaft is conveyed to the optimal position for taking materials by the feeding mechanical arm through the vibrating conveyor, so that the smooth action of the mechanical arm is ensured, and the time is saved.
Example 3
In this embodiment, the alignment groove 5 includes a transverse groove and a longitudinal groove that are communicated with each other, a main body groove 51 is disposed at the intersection of the transverse groove and the longitudinal groove, a fixing buckle 52 is hinged in the main body groove 51, and the fixing buckle 52 is located at the joint angle of the transverse groove and the longitudinal groove. The number of the fixing buckles 52 is four, the fixing buckles are combined with the transverse grooves and the longitudinal grooves to form a 'meter' shape, when the cross shaft to be processed is arranged in the aligning groove 5, one end, close to the main body groove 51, of the fixing buckle 52 is pressed downwards, the fixing buckle 52 rotates and enables one end, far away from the main body groove 51, of the fixing buckle 52 to be buckled with the cross shaft to be processed, the auxiliary press-mounting mechanism 4 completes limiting and fixing of the cross shaft to be processed, the press-mounting mechanism 4 can only tightly press the cross shaft to be processed in the vertical direction, the size of the cross structure of the aligning groove 5 is fixed, and therefore the cross shaft of each specification cannot be guaranteed to be placed in the aligning groove 5 and offset on the horizontal plane cannot occur, therefore, the fixing buckle 52 can be used for firmly limiting the cross shaft at the intersection of adjacent shaft necks of the cross shaft, and the influence on the processing precision due to the fact that the static friction force is limited.
In addition to the above embodiments, the technical features of the present invention can be re-selected and combined to form new embodiments within the scope of the claims and the specification of the present invention, which are all realized by those skilled in the art without creative efforts, and thus, the embodiments of the present invention which are not described in detail should be regarded as the specific embodiments of the present invention and are within the protection scope of the present invention.
Claims (9)
1. A cross shaft composite processing system is characterized by comprising a self-positioning base, wherein a fixed shaft center type clamping mechanism is arranged on the self-positioning base, and synchronous type cutter assemblies are correspondingly arranged on two sides of the fixed shaft center type clamping mechanism; the fixed-axis center type clamping mechanism comprises a fixed-alignment supporting mechanism and a press-fitting mechanism arranged above the fixed-alignment supporting mechanism.
2. The cross shaft composite processing system according to claim 1, wherein the alignment support mechanism comprises a plurality of sleeves which are connected in a sleeved mode, the alignment support shaft can stretch and retract along a vertical direction, an alignment groove is formed in the top of the alignment support mechanism, and the alignment groove is a cross-shaped groove.
3. The cross shaft composite processing system of claim 2, wherein the alignment groove comprises a transverse groove and a longitudinal groove which are communicated with each other, a main body groove is arranged at the intersection of the transverse groove and the longitudinal groove, a fixing buckle is hinged in the main body groove, and the fixing buckle is positioned at the corner of the transverse groove and the longitudinal groove.
4. The cross shaft composite processing system according to claim 1, wherein the press-fitting mechanism comprises a support column assembly arranged on a self-positioning base, the support column assembly comprises a plurality of support columns arranged around the periphery of the alignment support mechanism, a pressing cylinder suspension is arranged on the top of the support column assembly, and a telescopic pressing shaft is arranged on the pressing cylinder suspension corresponding to the alignment support mechanism.
5. The cross shaft composite processing system of claim 1, wherein the synchronous tool assembly comprises at least two composite tools symmetrically arranged at the side of the alignment support mechanism, the composite tools are arranged corresponding to the shaft heads of the cross shaft, and each composite tool is fed synchronously when processing the shaft head.
6. The cross-shaft composite machining system of claim 5, wherein the composite cutter comprises a cutter head body, a drill bit is arranged in the center of the cutter head body, a chamfer milling cutter is arranged on the cutter head around the drill bit, and an end milling cutter is arranged on the outer edge of the cutter head along the circumferential direction.
7. A process of manufacturing a cross shaft machining system as claimed in any one of claims 1 to 6, comprising the steps of:
s1: placing a cross shaft to be machined in a calibration groove of a fixed-axis center type clamping mechanism through a transmission belt, and clamping the cross shaft to be machined in the calibration groove to finish plane angle correction;
s2: the press-fitting mechanism acts, the telescopic pressing shaft and the alignment supporting mechanism move oppositely, the lower end of the telescopic pressing shaft is abutted to the middle of the cross shaft, and the cross shaft to be machined is pressed into the alignment groove to finish automatic axis alignment;
s3: synchronously feeding all the composite cutters, and simultaneously abutting the opposite composite cutters against the cross shaft for preparation for machining;
s4: the end face milling cutter on the cutter head body in the compound cutter performs end face milling on the shaft head of the cross shaft;
s5: a drill bit on a cutter head main body in the composite cutter performs end face drilling on a cross shaft head, and a chamfering lathe tool performs chamfering;
s6: after the machining is finished, the telescopic pressing shaft and the alignment supporting mechanism reset, and the cross shaft is taken out to enter the conveying belt for discharging.
8. The machining process of the cross-shaft composite machining system according to claim 7, wherein the directions of rotation of the drill bits in the cutter head bodies of the opposite composite cutters in the step S3 are opposite.
9. The machining process of the cross shaft composite machining system according to claim 7, wherein a feeding mechanical arm and a discharging mechanical arm are arranged on one side of the conveyor belt, and the feeding mechanical arm conveys the cross shaft to be machined on the conveyor belt to the alignment groove; and the discharging mechanical arm sends the processed cross shaft back to the conveying belt from the alignment groove.
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| CN202310011096.0A CN115890168B (en) | 2023-01-05 | 2023-01-05 | Cross axle composite machining system and machining process |
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| CN202310011096.0A CN115890168B (en) | 2023-01-05 | 2023-01-05 | Cross axle composite machining system and machining process |
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Citations (11)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH11179625A (en) * | 1997-12-16 | 1999-07-06 | Showa Corp | Cross joint assembly device and assembly method |
| CN2887518Y (en) * | 2006-05-19 | 2007-04-11 | 谢振扬 | Multiple station cross axle processor |
| JP2007321944A (en) * | 2006-06-05 | 2007-12-13 | Jtekt Corp | Manufacturing method of cross joint |
| CN102490017A (en) * | 2011-12-26 | 2012-06-13 | 陈安模 | Manufacturing of program-controlled cross shaft high-speed whirlwind milling special equipment |
| CN202447887U (en) * | 2012-01-18 | 2012-09-26 | 杭州光大机械有限公司 | Multi-directional automated processing machine tool for processing candan universal joint |
| CN204470970U (en) * | 2015-01-23 | 2015-07-15 | 万向钱潮股份有限公司 | A kind of cross axle processing unit (plant) |
| CN106233014A (en) * | 2014-05-13 | 2016-12-14 | 日本精工株式会社 | Universal-joint-pin type universal joint fork yoke and manufacture method thereof |
| CN108145441A (en) * | 2017-12-26 | 2018-06-12 | 安徽霍仕达机电有限责任公司 | A kind of cross machine tool for workpieces and its processing technology |
| CN210046295U (en) * | 2019-04-30 | 2020-02-11 | 四川联茂机械制造有限公司 | Special cross shaft combined machining machine |
| CN113399686A (en) * | 2021-05-18 | 2021-09-17 | 江苏金也汽车配件有限公司 | Cross axle turning equipment |
| CN215201605U (en) * | 2021-04-30 | 2021-12-17 | 江苏金也汽车配件有限公司 | Clamp for processing cross axle |
-
2023
- 2023-01-05 CN CN202310011096.0A patent/CN115890168B/en active Active
Patent Citations (11)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH11179625A (en) * | 1997-12-16 | 1999-07-06 | Showa Corp | Cross joint assembly device and assembly method |
| CN2887518Y (en) * | 2006-05-19 | 2007-04-11 | 谢振扬 | Multiple station cross axle processor |
| JP2007321944A (en) * | 2006-06-05 | 2007-12-13 | Jtekt Corp | Manufacturing method of cross joint |
| CN102490017A (en) * | 2011-12-26 | 2012-06-13 | 陈安模 | Manufacturing of program-controlled cross shaft high-speed whirlwind milling special equipment |
| CN202447887U (en) * | 2012-01-18 | 2012-09-26 | 杭州光大机械有限公司 | Multi-directional automated processing machine tool for processing candan universal joint |
| CN106233014A (en) * | 2014-05-13 | 2016-12-14 | 日本精工株式会社 | Universal-joint-pin type universal joint fork yoke and manufacture method thereof |
| CN204470970U (en) * | 2015-01-23 | 2015-07-15 | 万向钱潮股份有限公司 | A kind of cross axle processing unit (plant) |
| CN108145441A (en) * | 2017-12-26 | 2018-06-12 | 安徽霍仕达机电有限责任公司 | A kind of cross machine tool for workpieces and its processing technology |
| CN210046295U (en) * | 2019-04-30 | 2020-02-11 | 四川联茂机械制造有限公司 | Special cross shaft combined machining machine |
| CN215201605U (en) * | 2021-04-30 | 2021-12-17 | 江苏金也汽车配件有限公司 | Clamp for processing cross axle |
| CN113399686A (en) * | 2021-05-18 | 2021-09-17 | 江苏金也汽车配件有限公司 | Cross axle turning equipment |
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| CN115890168B (en) | 2023-06-09 |
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Address after: 311200 Zhejiang Qianfu Universal Joint Co., Ltd., Sanying Industrial Park, Guali Town, Xiaoshan District, Hangzhou, Zhejiang Patentee after: Zhejiang Qianfu Transmission Co.,Ltd. Country or region after: China Address before: 311200 Zhejiang Qianfu Universal Joint Co., Ltd., Sanying Industrial Park, Guali Town, Xiaoshan District, Hangzhou, Zhejiang Patentee before: Zhejiang Qianfu universal joint Co.,Ltd. Country or region before: China |
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