CN218745803U - Welding fixture compatible with various shifting fork shaft assemblies - Google Patents
Welding fixture compatible with various shifting fork shaft assemblies Download PDFInfo
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- CN218745803U CN218745803U CN202222621127.8U CN202222621127U CN218745803U CN 218745803 U CN218745803 U CN 218745803U CN 202222621127 U CN202222621127 U CN 202222621127U CN 218745803 U CN218745803 U CN 218745803U
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Abstract
The utility model discloses a welding jig of compatible multiple declutch shift shaft subassembly, including the mountable mount pad on the station platform, still include the thick positioning mechanism of adjustable axle, the upper portion of mount pad is provided with the joint positioning mechanism who is used for fixing a position and presss from both sides tight declutch shift shaft coupling, the downside that lies in joint positioning mechanism on the mount pad is provided with axle footpath positioning mechanism, the tight positioning mechanism in axle top and axle radial clamping mechanism, axle footpath positioning mechanism, the tight positioning mechanism in axle top and axle radial clamping mechanism lie in between the thick positioning mechanism of adjustable axle and the joint positioning mechanism. The utility model discloses shift fork axle is accurate convenient with shift fork shaft joint angular positioning, can the welding of compatible multiple shift fork axle subassembly, and the workman easily operates, and production efficiency is high, has reduced workman intensity of labour, and the qualification rate of the seam subassembly is high, and electrical control easily realizes automatic welding.
Description
Technical Field
The utility model relates to a welding tool equipment especially relates to a welding jig of compatible multiple declutch shift shaft subassembly.
Background
The transmission is a gear assembly used to fix and change the gear ratio of the output and input shafts in steps. The agricultural vehicle is characterized in that a gearbox shifting fork shaft in the agricultural vehicle is divided into an I + R gear shifting fork shaft welding assembly, a II + III gear shifting fork shaft welding assembly and a high-low gear shifting fork shaft welding assembly. The gear shifting mechanism mainly comprises a gear shifting fork shaft, a gear shifting fork and a locking mechanism. The shifting fork shaft welding assembly consists of a shifting fork shaft and a shifting fork shaft joint, wherein the shifting fork shaft and the shifting fork shaft joint are respectively processed and assembled through welding. The shifting fork shafts with different gear functions and the shifting fork shaft joints need to meet the requirements of different angles, and the key role in ensuring whether gear shifting is smooth and reliable is played; the existing shifting fork shaft welding assembly mainly depends on a simple profiling mold to carry out positioning welding on the shifting fork shaft and the shifting fork shaft joint, the angle positioning of the shifting fork shaft and the shifting fork shaft joint is difficult, the welding precision of the shifting fork shaft and the shifting fork shaft joint is easy to reduce, the labor intensity is high, and the defective rate is high.
SUMMERY OF THE UTILITY MODEL
The utility model discloses the technical problem that will solve is: the welding fixture has the advantages that the angle positioning of the shifting fork shaft and the shifting fork shaft joint is accurate and convenient, the operation is easy for workers, the qualified rate of welded components is high, and the welding fixture is compatible with the welding of various shifting fork shaft components.
In order to solve the technical problem, the technical scheme of the utility model is that: welding jig that can compatible multiple declutch shift shaft subassembly, including the mountable mount pad on the station platform, still include the thick positioning mechanism of adjustable axle, the upper portion of mount pad is provided with the joint positioning mechanism who is used for the location and presss from both sides tight declutch shift shaft joint, the downside that lies in joint positioning mechanism on the mount pad is provided with axle diameter positioning mechanism, axle top tight positioning mechanism and axle radial clamping mechanism, axle diameter positioning mechanism, axle top tight positioning mechanism and axle radial clamping mechanism lie in between the thick positioning mechanism of adjustable axle and the joint positioning mechanism.
As a preferred technical scheme, the joint positioning mechanism is installed on the installation seat through a quick connection seat, at least two matched pin holes are respectively formed in the quick connection seat and the installation seat, and a quick connection bolt is inserted through the matched pin holes in the quick connection seat and the installation seat.
According to the preferable technical scheme, the joint positioning mechanism comprises a joint positioning seat, a convex positioning block used for being inserted into the shifting fork shaft joint for positioning is arranged on the joint positioning seat, a clamping block matched with the convex positioning block to clamp the shifting fork shaft joint is further arranged on the joint positioning seat, and the clamping block is connected with a joint clamping driving device.
As a preferred technical scheme, the joint clamping driving device comprises an angle cylinder installed on the joint positioning seat, and an output end of the angle cylinder is connected with the clamping block.
As a preferred technical scheme, the shaft jacking positioning mechanism comprises a jacking positioning seat and a jacking positioning head for jacking a taper pin hole on a shifting fork shaft, wherein a lifting seat is slidably mounted on the jacking positioning seat, a jacking positioning driving device is mounted on the lifting seat, and the jacking positioning driving device is connected with the jacking positioning head; and a lifting driving device is arranged between the jacking positioning seat and the lifting seat.
As an optimal technical scheme, the jacking positioning head comprises a guide block, a sliding hole is formed in the guide block, a positioning pin is arranged in the sliding hole in a sliding mode, the outer end of the positioning pin extends out of the sliding hole, the outer end of the positioning pin is in a conical shape matched with the shape of a conical pin hole in the shifting fork shaft, and a spring is arranged between the inner end of the positioning pin and the guide block.
As a preferred technical scheme, the jacking and positioning driving device is a three-axis cylinder, and a working plunger of the three-axis cylinder is connected with the guide block; the lifting driving device comprises a stepping motor installed on the jacking positioning seat, the lifting seat is slidably installed on the jacking positioning seat through a linear guide rail, the output end of the stepping motor is connected with a lead screw, and the lead screw is in threaded connection with the lifting seat.
As the preferred technical scheme, the shaft diameter positioning mechanism comprises an installation block installed on an installation seat, a positioning shaft sleeve installation hole is formed in the installation block, a positioning shaft sleeve used for positioning the outer diameter of the shifting fork shaft is arranged in the positioning shaft sleeve installation hole, a locking groove is formed in the outer peripheral surface of the positioning shaft sleeve, and a locking screw with the inner end capable of being inserted into the locking groove is in threaded connection with the installation block.
According to the preferable technical scheme, the axial and radial clamping mechanism comprises an air cylinder mounting seat mounted on the mounting seat, an axial clamping driving device is arranged on the air cylinder mounting seat, the clamping driving device is a pneumatic finger, and two clamping jaws on the pneumatic finger are respectively provided with a V-shaped clamping block.
As an optimal technical scheme, the adjustable shaft coarse positioning mechanism comprises a foundation block, an adjustable support is arranged on the upper side of the foundation block, a positioning table board is arranged at the upper end of the adjustable support, an adjusting stud is arranged at the lower end of the adjustable support, the adjusting stud is in threaded connection with the foundation block, and a locking nut is arranged on the adjusting stud.
Adopt above-mentioned technical scheme's welding jig that can compatible multiple declutch shift shaft subassembly, including the mountable mount pad on the station platform, still include the thick positioning mechanism of adjustable axle, the upper portion of mount pad is provided with the joint positioning mechanism who is used for fixing a position and presss from both sides tight declutch shift shaft coupling, the downside that lies in joint positioning mechanism on the mount pad is provided with axle diameter positioning mechanism, the tight positioning mechanism in axle top and axle radial clamping mechanism, axle diameter positioning mechanism, the tight positioning mechanism in axle top and axle radial clamping mechanism lie in between the thick positioning mechanism of adjustable axle and the joint positioning mechanism. The utility model has the advantages that the fork shaft assembly is accurate in welding and positioning, the angle positioning of the shifting fork shaft and the shifting fork shaft joint is accurate, the product percent of pass is improved, and the welding quality of the shifting fork shaft product assembly is ensured; the fixture structure can realize the assembly welding positioning of various shifting fork shaft products through simple adjustment, saves the storage space of a tooling die, is simple to operate, has high production efficiency, reduces the labor intensity of workers, is electrically controlled, and is easy to realize automatic welding.
Drawings
The drawings are only intended to illustrate and explain the present invention and do not limit the scope of the invention. Wherein:
fig. 1 is a schematic structural diagram of the present invention;
fig. 2 is a schematic structural view of the shaft jacking positioning mechanism of the utility model;
FIG. 3 is a schematic structural view of the shaft diameter positioning mechanism of the present invention;
fig. 4 is a schematic structural view of the joint positioning mechanism of the present invention;
fig. 5 is a schematic side view of the joint positioning mechanism of the present invention;
fig. 6 is a schematic top view of the joint positioning mechanism of the present invention.
In the figure: 1-a station table; 2-mounting a base; 3-an adjustable shaft coarse positioning mechanism; 31-a basic block; 32-an adjustable support; 33-adjusting studs; 34-a lock nut; 4-a joint positioning mechanism; 41-quick connection seat; 42-quick-connect latch; 43-positioning seat; 44-convex positioning blocks; 45-a clamping block; 46-corner cylinder; 5-a shaft diameter positioning mechanism; 51-a mounting block; 52-positioning shaft sleeve mounting holes; 53-positioning the shaft sleeve; 54-a locking groove; 55-a locking screw; 6-tightly pushing the positioning mechanism by the shaft; 61-tightly pushing the positioning seat; 62-a lifting drive device; 63-linear guide rail; 64-lead screw; 65-a lifting seat; 66-a three-axis cylinder; 67-a guide block; 68-a sliding hole; 69-positioning pins; 601-a spring; 7-an axial radial clamping mechanism; 71-cylinder mount; 72-pneumatic fingers; 73-a jaw; 74-a clamping block; 8-a declutch shift shaft; 81-taper pin hole; 82-shift fork shaft joint.
Detailed Description
Exemplary embodiments according to the present invention are described in detail below with reference to the accompanying drawings. Here, it is to be noted that, in the drawings, the same reference numerals are given to the constituent elements having substantially the same structure and function, and redundant description about the substantially same constituent elements is omitted in order to make the description more concise.
As shown in fig. 1, the welding fixture compatible with various fork shaft assemblies comprises a mounting seat 2 which can be mounted on a station table 1, the station table 1 can adopt a linear or annular station table 1, and a plurality of groups of mounting holes are formed in the station table 1, so that the mounting seat 2 can be mounted at different positions on the station table 1 conveniently; the utility model discloses an install on an annular rotatable station platform 1. Still including the thick positioning mechanism 3 of adjustable axle, the upper portion of mount pad 2 is provided with the joint positioning mechanism 4 that is used for the location and presss from both sides tight fork shaft joint 82, the downside that lies in joint positioning mechanism 4 on the mount pad 2 is provided with axle diameter positioning mechanism 5, tight positioning mechanism 6 of axle top and axle radial clamping mechanism 7, axle diameter positioning mechanism 5, tight positioning mechanism 6 of axle top and axle radial clamping mechanism 7 are located between the thick positioning mechanism 3 of adjustable axle and the joint positioning mechanism 4. The adjustable shaft coarse positioning mechanism 3 can adjust the height position of the shifting fork shaft 8, so that the positioning of the shifting fork shaft 8 can be well controlled; the joint positioning mechanism 4 can realize the positioning of the quick replacement of the shifting fork shaft joint 82 and the clamping of the shifting fork shaft joint component; the shaft diameter positioning mechanism 5 can realize radial constraint positioning during component welding of various shifting fork shaft products; the shaft jacking positioning mechanism 6 is used for being matched with a taper pin hole 81 on the shifting fork shaft 8 to realize the positioning of the shifting fork shaft 8 and simultaneously ensure the accurate angle positioning of the shifting fork shaft 8 and the shifting fork shaft joint 82; the axial clamping mechanism 7 is used for clamping and fixing the positioning rear shifting fork shaft 8. The utility model is simple in operation, production efficiency is high, and declutch shift shaft product subassembly welding quality is guaranteed, and the welding qualification rate is high.
As shown in fig. 1 and 4, the joint positioning mechanism 4 is installed on the installation base 2 through a quick connection base 41, and at least two matched pin holes, such as two or more, are respectively arranged on the quick connection base 41 and the installation base 2, and two are preferably adopted in the present invention; and a quick-connection bolt 42 is inserted through each matched pin hole on the quick-connection seat 41 and the mounting seat 2, and when a declutch shift shaft joint product is replaced, the quick replacement of the joint positioning mechanism 4 can be realized through the matched pin holes on the quick-connection seat 41 and the mounting seat 2 and the quick-connection bolt 42. The joint positioning mechanism 4 comprises a joint positioning seat 43, and a convex positioning block 44 for inserting the shifting fork shaft joint 82 for positioning is arranged on the joint positioning seat 43; the joint positioning seat 43 is further provided with a clamping block 45 which is matched with the convex positioning block 44 to clamp the shifting fork shaft joint 82, and the clamping block 45 is connected with a joint clamping driving device; the joint clamping driving device comprises a corner cylinder 46 installed on the joint positioning seat 43, and the output end of the corner cylinder 46 is connected with the clamping block 45. The convex positioning block 44 is adopted to position the reference surface of the shifting fork shaft joint 82, so that the positioning precision is ensured; the clamping block 45 is driven by matching with the corner cylinder 46 to clamp the shifting fork shaft joint 82, so that the shifting fork shaft joint 82 can be continuously and stably positioned, and the accuracy of the angle positioning of the shifting fork shaft 8 and the shifting fork shaft joint 82 is ensured.
As shown in fig. 1 and fig. 2, the shaft tightening positioning mechanism 6 includes a tightening positioning seat 61 and a tightening positioning head for tightening a taper pin hole 81 on the fork shaft 8, a lifting seat 65 is slidably mounted on the tightening positioning seat 61, a tightening positioning driving device is mounted on the lifting seat 65, and the tightening positioning driving device is connected to the tightening positioning head; and a lifting driving device 62 is arranged between the jacking positioning seat 61 and the lifting seat 65. The jacking positioning head comprises a guide block 67, a sliding hole 68 is formed in the guide block 67, a positioning pin 69 is arranged in the sliding hole 68 in a sliding mode, the outer end of the positioning pin 69 extends out of the sliding hole 68, the outer end of the positioning pin 69 is in a conical shape matched with the shape of a conical pin hole 81 in the shifting fork shaft 8, positioning is more accurate, the conical pin hole 81 in the shifting fork shaft 8 serves as a positioning hole and is matched with the positioning pin 69 for positioning the shifting fork shaft 8, and meanwhile, the angle between the shifting fork shaft 8 and the shifting fork shaft joint 82 is guaranteed; a spring 601 is arranged between the inner end of the positioning pin 69 and the guide block 67, the spring 601 pushes the positioning pin 69 to tightly push against the taper pin hole 81 on the positioning shifting fork shaft 8, and the positioning pin 69 can be used for positioning the taper pin hole 81 on the shifting fork shaft 8 and providing elastic pressure. The jacking and positioning driving device is a three-shaft cylinder 66, a working plunger of the three-shaft cylinder 66 is connected with the guide block 67, the three-shaft cylinder 66 drives the guide block 67, the spring 601 and the positioning pin 69 to move forward, a certain pressure can be kept while the taper pin hole 81 on the positioning shifting fork shaft 8 is positioned, and the positioning quality is ensured to be more effective; the lifting driving device 62 comprises a stepping motor installed on the jacking positioning seat 61, the lifting seat 65 is slidably installed on the jacking positioning seat 61 through a linear guide rail 63, the output end of the stepping motor is connected with a lead screw 64, the lead screw 64 is in threaded connection with the lifting seat 65, the lead screw 64 is driven by the stepping motor to rotate to drive the lifting seat 65, a three-axis cylinder 66 and a positioning pin 69 to lift, and jacking positioning of the shifting fork shaft 8 in different shifting fork shaft assemblies is realized.
As shown in fig. 1 and 3, the shaft diameter positioning mechanism 5 includes an installation block 51 installed on the installation base 2, a positioning shaft sleeve installation hole 52 is formed in the installation block 51, a positioning shaft sleeve 53 for positioning the outer diameter of the shift fork shaft 8 is arranged in the positioning shaft sleeve installation hole 52, a locking groove 54 is formed in the outer peripheral surface of the positioning shaft sleeve 53, and a locking screw 55 with an inner end capable of being inserted into the locking groove 54 is connected to the installation block 51 through a thread. The positioning shaft sleeve 53 can be replaced by tightening and loosening the locking screw 55, the positioning shaft sleeve 53 is matched with the mounting block 51 for use, and when the shifting fork shaft assembly products with different shaft diameters are produced, the positioning of the shaft diameters of different shifting fork shafts 8 can be realized by replacing the positioning shaft sleeve 53; the locking groove 54 is U-shaped on the section of the outer circle of the positioning shaft sleeve 53, so that when the locking screw 55 on the upper side surface of the mounting block 51 is screwed tightly, the inner end of the locking screw 55 is screwed to the bottom of the U-shaped groove, and the positioning shaft sleeve 53 is locked. In order to ensure that the shifting fork shaft 8 is positioned more firmly, shaft diameter positioning mechanisms 5 can be respectively arranged on the upper side and the lower side of the shaft radial clamping mechanism 7.
As shown in fig. 1, the axial and radial clamping mechanism 7 includes an air cylinder mounting seat 71 mounted on the mounting seat 2, a clamping driving device is arranged on the air cylinder mounting seat 71, the clamping driving device is a pneumatic finger 72, V-shaped clamping blocks 74 are respectively arranged on two clamping jaws 73 on the pneumatic finger 72, the fork shaft 8 passes through between the two clamping blocks 74, and the clamping jaws 73 on two sides of the pneumatic finger 72 drive the clamping action of the V-shaped clamping blocks 74 to realize radial clamping of the fork shaft 8 with different axial diameters.
As shown in fig. 1, the adjustable shaft coarse positioning mechanism 3 includes a base block 31, the base block 31 is mounted on the station table 1, and may also be mounted on the mounting base 2, an adjustable support 32 is disposed on the upper side of the base block 31, a positioning table is disposed on the upper end of the adjustable support 32, an adjusting stud 33 is disposed on the lower end of the adjustable support 32, the adjusting stud 33 is in threaded connection with the base block 31, and a locking nut 34 is disposed on the adjusting stud 33; when the adjusting device is used, the positioning table board at the upper end of the adjusting support block is contacted with the lower end surface of the shifting fork shaft 8, the adjusting stud 33 is adjusted to realize coarse positioning of the shifting fork shaft 8, and then the adjusting stud 33 is matched and locked through the locking nut 34.
When the utility model is used, firstly, the height position of the taper pin hole 81 on the shifting fork shaft 8 is determined through control selection to adjust the shaft jacking positioning mechanism 6, so that the three-shaft cylinder 66 is in a retraction state, the adjustable shaft coarse positioning mechanism 3 is adjusted to a design state and the locking nut 34 is kept, the positioning shaft sleeve 53 is determined to be matched with the product specification of the shifting fork shaft and locked through the positioning screw 55, the claw finger 73 of the axial and radial clamping mechanism 7 is in an open state, and the corner cylinder 46 of the joint positioning mechanism 4 is in an open state;
then the shifting fork shaft 8 is placed in the positioning shaft sleeve 53 in a vertical state, the height direction of the shifting fork shaft 8 is adjusted and ensured through the adjustable shaft coarse positioning mechanism 3, and the conical pin hole 81 on the shifting fork shaft 8 needs to face the positioning pin 69 of the shaft jacking positioning mechanism 6, the three-shaft cylinder 66 is controlled to extend out, so that the positioning pin 69 jacks the conical pin hole 81 on the shifting fork shaft 8 to realize position positioning, certain elastic pressure is kept while the positioning pin 69 jacks the conical pin hole 81 on the positioning shifting fork shaft 8 through the action of the spring 601, and the positioning quality is ensured to be more effective; a clamping cylinder of the control shaft radial clamping mechanism 7 drives a claw finger 73 to clamp the shifting fork shaft 8, so that the positioning position of the shifting fork shaft 8 is ensured; the shifting fork shaft joint 82 is matched with the shifting fork shaft 8 and placed at the convex positioning block 44 of the joint positioning mechanism 4, the angle requirement between the shifting fork drawing joint and the shifting fork shaft 8 is realized through the positioning of two convex surfaces of the convex positioning block 44, the corner cylinder 46 is controlled to work to drive the clamping block 45 to clamp the shifting fork shaft joint 82, and the positioning position of the shifting fork shaft joint 82 is ensured; then welding the shifting fork shaft assembly;
and then after the welding of the shifting fork shaft assembly is completed, the control shaft pushes the three-shaft cylinder 66 of the positioning mechanism 6 tightly to work to drive the positioning pin 69 to retract, the clamping cylinder of the axial-radial clamping mechanism 7 works to open the claw fingers 73, the corner cylinder 46 of the joint positioning mechanism 4 works to open the clamping blocks 45, the welded shifting fork shaft assembly is taken out, and if the product is not replaced, the use steps are cycled to continue production. If the product needs to be replaced, it needs to be determined whether the following four places need to be adjusted, which comprises: the height position of a positioning pin 69 of the shaft jacking positioning mechanism 6, the position of an adjustable support 32 of the adjustable shaft coarse positioning mechanism 3, the specification of the inner bore diameter of a positioning shaft sleeve 53 of the shaft diameter positioning mechanism 5 and the positioning specification of the joint positioning mechanism 4.
The utility model discloses can compatible multiple declutch shift shaft subassembly welding, electrical control, easy operation, production efficiency is high. The utility model discloses overall design is the vertical state of placing of shift fork axle subassembly, can be so that the welding seam be horizontal gesture, and the welding operation and the welding quality of being more convenient for are easily controlled. The utility model discloses a tight positioning mechanism 6 in step motor drive shaft top goes up and down to set for the locating pin 69 position of corresponding declutch shift shaft product subassembly, carry out 8 coarse positioning of declutch shift shaft through the coarse positioning mechanism 3 of adjustable shaft, choose for use and confirm the specification of location axle sleeve 53, choose for use the joint positioning mechanism 4 unanimous with declutch shift shaft product subassembly, and press from both sides tightly through axle radial clamping mechanism 7, guarantee to select declutch shift shaft product subassembly welded reliable positioning and press from both sides tightly, declutch shift shaft product subassembly welding quality is guaranteed, the declutch shift shaft subassembly welding qualification rate is high.
In the description of the present invention, it is to be understood that each term indicating orientation or positional relationship is based on the orientation or positional relationship shown in the drawings, and is only for convenience of description and simplification of description, and does not indicate or imply that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and thus should not be construed as limiting the present invention.
As described above, the embodiments of the present invention have been described above specifically, but the present invention is not limited thereto. It should be understood by those skilled in the art that various modifications, combinations, sub-combinations or substitutions may be made in accordance with design requirements or other factors while remaining within the scope of the appended claims and their equivalents.
Claims (10)
1. Welding jig that can compatible multiple declutch shift shaft subassembly, including the mount pad of mountable on the station platform, its characterized in that: the adjustable shaft clamping device is characterized by further comprising an adjustable shaft coarse positioning mechanism, wherein a joint positioning mechanism used for positioning and clamping a shifting fork shaft joint is arranged on the upper portion of the mounting seat, a shaft diameter positioning mechanism, a shaft jacking positioning mechanism and a shaft radial clamping mechanism are arranged on the lower side, located on the joint positioning mechanism, of the mounting seat, and the shaft diameter positioning mechanism, the shaft jacking positioning mechanism and the shaft radial clamping mechanism are located between the adjustable shaft coarse positioning mechanism and the joint positioning mechanism.
2. The welding jig of claim 1 compatible with a plurality of fork shaft assemblies, wherein: the joint positioning mechanism is installed on the installation seat through the quick connection seat, at least two matched pin holes are respectively formed in the quick connection seat and the installation seat, and a quick connection bolt penetrates through the matched pin holes in the quick connection seat and the installation seat in an inserted mode.
3. The welding jig compatible with multiple fork shaft assemblies as set forth in claim 1, wherein: the joint positioning mechanism comprises a joint positioning seat, a convex positioning block used for being inserted into the shifting fork shaft joint for positioning is arranged on the joint positioning seat, a clamping block matched with the convex positioning block for clamping the shifting fork shaft joint is further arranged on the joint positioning seat, and the clamping block is connected with a joint clamping driving device.
4. The welding jig of claim 3 compatible with a plurality of fork shaft assemblies, wherein: the joint clamping driving device comprises a corner cylinder arranged on the joint positioning seat, and the output end of the corner cylinder is connected with the clamping block.
5. The welding jig of claim 1 compatible with a plurality of fork shaft assemblies, wherein: the shaft jacking positioning mechanism comprises a jacking positioning seat and a jacking positioning head used for jacking a taper pin hole in the shifting fork shaft, wherein a lifting seat is slidably mounted on the jacking positioning seat, a jacking positioning driving device is mounted on the lifting seat, and the jacking positioning driving device is connected with the jacking positioning head; and a lifting driving device is arranged between the jacking positioning seat and the lifting seat.
6. The welding jig of claim 5 compatible with multiple fork shaft assemblies, wherein: the tight locating head in top includes the guide block, be provided with the sliding hole on the guide block, the slip is downthehole to slide and is provided with the locating pin, the sliding hole is stretched out to the locating pin outer end, just the locating pin outer end be with the shift fork epaxial taper of taper pinhole shape matched with, be provided with the spring between locating pin inner and the guide block.
7. The welding jig of claim 6 compatible with multiple fork shaft assemblies, wherein: the jacking and positioning driving device is a three-axis cylinder, and a working plunger of the three-axis cylinder is connected with the guide block; the lifting driving device comprises a stepping motor installed on the jacking positioning seat, the lifting seat is slidably installed on the jacking positioning seat through a linear guide rail, the output end of the stepping motor is connected with a lead screw, and the lead screw is in threaded connection with the lifting seat.
8. The welding jig of claim 1 compatible with a plurality of fork shaft assemblies, wherein: the shaft diameter positioning mechanism comprises an installation block installed on the installation seat, a positioning shaft sleeve installation hole is formed in the installation block, a positioning shaft sleeve used for positioning the outer diameter of the shifting fork shaft is arranged in the positioning shaft sleeve installation hole, a locking groove is formed in the outer peripheral surface of the positioning shaft sleeve, and a locking screw with the inner end capable of being inserted into the locking groove is connected to the installation block through threads.
9. The welding jig compatible with multiple fork shaft assemblies as set forth in claim 1, wherein: the axial and radial clamping mechanism comprises an air cylinder mounting seat mounted on the mounting seat, an axial clamping driving device is arranged on the air cylinder mounting seat, the clamping driving device is a pneumatic finger, and two clamping jaws on the pneumatic finger are respectively provided with a V-shaped clamping block.
10. The multiple fork shaft assembly compatible welding jig of any one of claims 1 to 9, wherein: the adjustable shaft coarse positioning mechanism comprises a foundation block, an adjustable support is arranged on the upper side of the foundation block, a positioning table top is arranged at the upper end of the adjustable support, an adjusting stud is arranged at the lower end of the adjustable support, the adjusting stud is connected with the foundation block in a threaded mode, and a locking nut is arranged on the adjusting stud.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202222621127.8U CN218745803U (en) | 2022-09-30 | 2022-09-30 | Welding fixture compatible with various shifting fork shaft assemblies |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202222621127.8U CN218745803U (en) | 2022-09-30 | 2022-09-30 | Welding fixture compatible with various shifting fork shaft assemblies |
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| CN218745803U true CN218745803U (en) | 2023-03-28 |
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| CN202222621127.8U Active CN218745803U (en) | 2022-09-30 | 2022-09-30 | Welding fixture compatible with various shifting fork shaft assemblies |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN116765734A (en) * | 2023-08-24 | 2023-09-19 | 山东森智信息咨询服务有限公司 | Revolving stage mechanism of building welding set |
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2022
- 2022-09-30 CN CN202222621127.8U patent/CN218745803U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN116765734A (en) * | 2023-08-24 | 2023-09-19 | 山东森智信息咨询服务有限公司 | Revolving stage mechanism of building welding set |
| CN116765734B (en) * | 2023-08-24 | 2023-10-13 | 山东森智信息咨询服务有限公司 | Revolving stage mechanism of building welding set |
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