CN220838550U - Quick-change platform device for supporting workpiece clamp on projection welding machine - Google Patents
Quick-change platform device for supporting workpiece clamp on projection welding machine Download PDFInfo
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- CN220838550U CN220838550U CN202322327734.8U CN202322327734U CN220838550U CN 220838550 U CN220838550 U CN 220838550U CN 202322327734 U CN202322327734 U CN 202322327734U CN 220838550 U CN220838550 U CN 220838550U
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- 238000003466 welding Methods 0.000 title claims abstract description 51
- 230000008859 change Effects 0.000 claims description 8
- 238000003780 insertion Methods 0.000 claims description 4
- 230000037431 insertion Effects 0.000 claims description 4
- 230000000149 penetrating effect Effects 0.000 claims description 4
- 230000007246 mechanism Effects 0.000 claims description 3
- 238000003825 pressing Methods 0.000 claims description 3
- 230000006978 adaptation Effects 0.000 claims description 2
- 241000446313 Lamella Species 0.000 description 2
- 230000008901 benefit Effects 0.000 description 2
- 238000004519 manufacturing process Methods 0.000 description 2
- 238000012545 processing Methods 0.000 description 2
- 238000005299 abrasion Methods 0.000 description 1
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- 238000012986 modification Methods 0.000 description 1
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Abstract
The utility model relates to a quick-change platform device for supporting a workpiece clamp on a projection welding machine, which comprises a fixed supporting platform, a quick-change trolley and a movable platform; the fixed support table is arranged below the electrode rod of the projection welding machine, and the quick-change trolley is arranged at the front part of the fixed support table; the upper end of the movable platform is a workpiece clamp mounting surface; in the working state, the movable platform support is positioned at the upper end of the fixed support table, and in the workpiece clamp switching state, the movable platform is moved to the upper end of the quick-change trolley; the left and right support table tops of the fixed support table are provided with fluent strips, positioning holes in the front-back direction and vertical positioning pins driven by positioning cylinders; the movable platform is a platform capable of adjusting the left and right positions and floating up and down and is provided with a transverse positioning pin matched with a positioning hole on the fixed supporting platform and a vertical positioning pin hole matched with the vertical positioning pin; the left and right sides of the upper end of the quick-change trolley are provided with fluent strips and pluggable positioning pins matched with vertical positioning pin holes on the movable platform. The device can improve welding quality and welding efficiency.
Description
Technical Field
The utility model belongs to the technical field of manual welding processing, relates to welding equipment for welding products with multiple welding spots at low cost, and particularly relates to a quick-change platform device for supporting a workpiece clamp on a projection welding machine.
Background
At present, products in the automobile industry are being developed to various varieties, diversification and individuation, the variety is large, the number is small, and different products need to be produced by using different welding clamps. In order to meet market demands, the welding fixture is produced by using a flexible automatic production line capable of rapidly switching the welding fixture, the fixture rapid switching seat is an essential technological device in the flexible production line, the existing projection welding is mostly a handheld fixture, the welding point is required to be manually observed, the welding point deviation is very easy to occur, and the welding fixture is dangerous in operation.
Disclosure of utility model
The utility model aims to overcome the defects of the prior art and provide the quick-change platform device for supporting the workpiece clamp, which can realize the quick switching of the workpiece clamp, achieve better repeated positioning precision, reduce welding spot deviation, improve welding quality, and weld products with multiple welding spots or a plurality of products simultaneously, thereby improving welding efficiency.
The above object of the present utility model is achieved by the following technical solutions:
A quick-change platform device for supporting a workpiece clamp on a projection welding machine comprises a fixed supporting platform, a quick-change trolley and a movable platform; the fixed supporting table is arranged below the electrode rod of the projection welding machine, and the quick-change trolley is arranged at the front part of the fixed supporting table; the upper end of the movable platform is a workpiece clamp mounting surface; in the working state, the movable platform support is positioned at the upper end of the fixed support table, and in the workpiece clamp switching state, the movable platform is moved to and positioned at the upper end of the quick-change trolley;
Support tables are arranged on the left side and the right side of the upper end of the fixed support table, fluent strips arranged along the front-back direction are arranged on the support tables on the two sides, positioning vertical plates are respectively fixed at the positions, corresponding to the flow vertical strips, of one ends of the two support tables, which are close to the projection welding machine, and positioning holes along the front-back direction are formed in the two positioning vertical plates; the middle parts of the lower ends of the two support tables are respectively provided with a positioning cylinder, the upper part of the positioning cylinder is fixedly provided with a vertical positioning pin, and the flow vertical bar is provided with a positioning pin penetrating hole for the vertical positioning pin to extend upwards;
The movable platform comprises a bottom plate, a middle plate and a top plate; a bottom supporting plate is fixed at the lower end of the bottom plate close to the left end and the right end respectively, the two bottom supporting plates are arranged along the front-back direction, and a transverse locating pin which is respectively matched with two locating holes on the fixed supporting table is fixed at one side of the two bottom supporting plates close to the projection welder; the middle parts of the two bottom plates and the positions corresponding to the bottom plates are provided with vertical positioning pin holes respectively matched with the vertical positioning pins on the two positioning cylinders; the middle plate and the bottom plate form guide fit through a linear guide rail pair along the left-right direction; the lower end of the top plate is connected with the middle plate in an up-down opposite floating manner through four groups of floating connection structures arranged at four corner positions;
The walking wheel with the brake is installed at the lower extreme of quick change dolly, and both sides are provided with the support rack about the upper end of quick change dolly, and a fluency strip along fore-and-aft direction is fixed with respectively in two support racks upper ends, is located the outside of corresponding stream riser respectively and is fixed with a locating pin socket on two support racks, is provided with the locating pin hole in locating pin socket upper end, but the locating pin of two vertical pinhole adaptations on the movable platform is installed to plug in the locating pin hole.
And the fixed support table comprises a support, a support foot is arranged outside four corners of the bottom of the support, the support foot adopts an L-shaped bent plate structure, connecting long holes along the vertical direction are formed in the vertical edge of the L-shaped bent plate, a transverse bottom plate is welded at four corners of the lower part of the support respectively, threaded holes are formed in the outer side of the transverse bottom plate, and the support and four support feet are connected in an up-down adjustable mode through screws connected to the connecting long holes of the support foot and threaded holes in the transverse bottom plate at corresponding positions.
And an adjusting screw is connected to each transverse bottom plate through a threaded hole, and the lower end of the adjusting screw is connected with a bottom block fixed on the inner side of the corresponding supporting foot leg in a mode of being limited in the axial direction and capable of rotating relatively along the circumferential direction.
And a positioning sleeve is fixedly arranged in each of the two positioning holes on the fixed supporting table, and is inserted and assembled with a transverse positioning pin on the movable platform through the positioning sleeve.
And two limiting blocks for carrying out left limiting and right limiting on the middle plate are fixed at the positions, close to the left end and the right end, of the upper end of the bottom plate, and the two limiting blocks are L-shaped.
Moreover, each group of floating connecting mechanisms comprises a linear bearing, a guide shaft and a pressure spring; the linear bearing is fixed at the upper end of the middle plate through a screw, the guide shaft is fixed at the lower end of the top and is in coaxial insertion guide fit with the support bearing, and the pressure spring is sleeved on the linear bearing and the guide shaft and is in pressing contact with the flange end of the linear bearing and the lower end of the top.
And a hand clamp for realizing the positioning of the middle plate along the vertical direction is arranged on one side of the bottom plate far away from the projection welding machine, a positioning pin is arranged at the upper end of the hand clamp, and a plurality of positioning pin holes which can be selectively matched with the positioning pins on the hand clamp are arranged on the middle plate along the left-right direction and correspond to a plurality of welding points on the workpiece clamp.
And two sides of the hand clamp are respectively fixed with a button bracket on the bottom plate, and the two button brackets are fixed with operation buttons for controlling the projection welder.
The quick-change trolley comprises a frame, wherein the frame is composed of a left bottom beam, a right bottom beam, a transverse beam and two vertical beams, the bottom beams are arranged in the front-back direction, the transverse beam is connected with the middle part of the upper ends of the two bottom beams and is arranged in the left-right direction, and the two vertical beams are vertically connected with the left and right sides of the upper end of the transverse beam; the four corners of the lower end of the frame are respectively provided with the travelling wheels; the support rack is adjustably mounted on the vertical beams on two sides along the up-down direction.
And a hand push handle is fixed on one side of the two support racks of the quick-change trolley, which is far away from the projection welder.
The utility model has the advantages and positive effects that:
1. According to the utility model, the two fluent strips are arranged on the fixed supporting table and form rolling contact with the movable platform, so that the movable platform is conveniently pushed to and pushed out from the upper end of the fixed supporting table, the two transverse positioning pin holes are arranged on the fixed supporting table, the two transverse positioning pins on the movable platform are inserted and positioned along the front-back direction, the two vertical positioning pins which are telescopic along the up-down direction on the fixed supporting table and the two vertical positioning pin holes on the movable platform are positioned, and the positioning of the movable platform on the fixed supporting table is realized through the cooperation of the positioning pins in the two directions and the positioning pin holes, so that the better repeated positioning precision can be achieved, the welding spot deviation is reduced, and the welding quality is improved.
2. The middle plate of the movable platform can move left and right above the bottom plate and is additionally provided with the hand clamp for positioning, so that different welding spots can be moved to the electrode rod position, the requirement of simultaneous welding of multiple welding spot products or multiple products can be met, and the welding efficiency is improved.
3. According to the utility model, the movable quick-change trolley is arranged on the outer side of the fixed supporting table, the two fluent strips which are convenient for the movable platform to move are arranged at the upper end of the quick-change trolley, and the two vertical positioning pin holes and the matched pluggable positioning pins are arranged, so that the movable platform can be transferred between the quick-change trolley and the fixed supporting table, and the workpiece clamp is arranged on the movable platform, so that the workpiece clamp can be quickly switched.
4. The middle plate and the top plate are connected by adopting a floating structure, so that the abrasion of a motor cap can be counteracted, and the quality of a welded product is ensured.
Drawings
FIG. 1 is a schematic view of the overall structure of the present utility model;
FIG. 2 is a schematic view of the structure of the fixed support table of the present utility model;
FIG. 3 is a schematic view of the structure of the movable platform according to the present utility model;
FIG. 4 is a schematic view of the construction of the quick change cart of the present utility model;
FIG. 5 is a schematic view of the installation of a hand clamp and corresponding locating pin in the present utility model.
Detailed Description
The structure of the present utility model will be further described by way of examples with reference to the accompanying drawings. It should be noted that the present embodiments are illustrative and not restrictive.
Referring to fig. 1-5, the invention relates to a quick-change platform device for supporting a workpiece clamp on a projection welding machine, which comprises the following components: comprises a fixed supporting table 2, a quick-change trolley 3 and a movable platform 4. The fixed supporting table is arranged below the electrode rod of the projection welding machine 1 and is used for supporting and positioning the movable platform in a working state; the movable platform is of a platform structure capable of driving the workpiece clamp to shift left and right and float up and down. The quick-change trolley is arranged at the front part of the fixed supporting table and is used for realizing movable support when the movable platform is mounted on the fixed supporting table or dismounted from the fixed supporting table.
Fixed supporting table
Including support 2.7, the support is the frame-shaped support that constitutes by standing beam and crossbeam welding, be provided with a support foot 2.5 respectively outside the bottom four corners of support, support foot adopts L shape bent plate structure, be provided with along the connection slot hole of upper and lower direction on the standing edge of L shape bent plate, the lower part four corners department of support has a horizontal bottom plate 2.8 respectively to weld, be provided with the screw hole in the outside of horizontal bottom plate, through the screw of the screw hole on the connection slot hole of connecting in support foot and the horizontal bottom plate of corresponding position, realize the upper and lower adjustable connection of support and four support feet, realize the regulation of the supporting height of support. For the regulation of the supporting height of make things convenient for the support, be connected with an adjusting screw 2.9 through the screw hole on every horizontal bottom plate, adjusting screw's lower extreme is connected with the bottom block 2.6 that is fixed in the inboard of corresponding support lower margin by the axial and along the relative pivoted mode of circumferencial direction, is loosening the screw of connecting support lower margin and horizontal bottom plate like this, can realize the regulation of the upper and lower position of support through adjusting four adjusting screw, has easy realization, easy operation's advantage.
Support tables are arranged on the left side and the right side of the upper end of the support, fluent strips 2.3 along the front-back direction are fixedly arranged on the support tables on the two sides respectively, positioning vertical plates are respectively fixed at the positions, corresponding to the flow vertical strips, of one ends of the two support tables, which are close to the projection welding machine, positioning holes are formed in the two positioning vertical plates along the front-back direction, and positioning sleeves 2.1 are further fixedly arranged in the positioning holes. The middle parts of the lower ends of the two support tables are respectively provided with a positioning cylinder 2.4, the upper part of the positioning cylinder is fixedly provided with a vertical positioning pin 2.2, the flow vertical bar is provided with a positioning pin penetrating hole for the vertical positioning pin to extend upwards, and the vertical positioning pin penetrates through the positioning pin penetrating hole and extends to the upper part of the flow vertical bar in the state that the positioning cylinder extends out.
Movable platform
The movable platform comprises a bottom plate 4.7, a middle plate 4.2 and a top plate 4.1, wherein a bottom supporting plate 4.4 is respectively fixed at the position, close to the left end and the right end, of the lower end of the bottom plate, the two bottom supporting plates are arranged along the front-back direction, a transverse locating pin 4.3 extending along the front-back direction is respectively fixed at one side, close to the projection welding machine, of the two bottom supporting plates, and the two locating pins can form locating insertion assembly with inner holes of locating sleeves in two locating holes on a fixed supporting table. The middle parts of the two bottom supporting plates and the positions corresponding to the bottom plates are respectively provided with a vertical positioning pin hole 4.14 which is penetrated up and down, and the two positioning pin holes are respectively matched with the vertical positioning pins on the two positioning cylinders.
The middle plate is arranged at the upper end of the bottom plate, the middle plate and the bottom plate form guiding fit through the linear guide rail pair 4.5 along the left-right direction, a limiting block 4.6 is respectively fixed at the position, close to the left end and the right end, of the upper end of the bottom plate, the two limiting blocks are L-shaped and are respectively used for limiting the left-moving limit position and the right-moving limit position of the middle plate, and the middle plate is prevented from sliding down from the left end or the right end of the bottom plate in the moving process.
The roof sets up in the top of intermediate lamella, the roof lower extreme is through setting up in four sets of floating connection structures of four corner positions and intermediate lamella formation relative floating connection from top to bottom. Each group of floating connection mechanism comprises a linear bearing 4.10, a guide shaft 4.8 and a compression spring 4.9. The linear bearing is fixed at the upper end of the middle plate through a screw, the guide shaft is fixed at the lower end of the top and is in coaxial insertion guide fit with the support bearing, and the pressure spring is sleeved on the linear bearing and the guide shaft and is in pressing contact with the flange end of the linear bearing and the lower end of the top.
A hand clamp 4.12 for realizing the positioning of the middle plate along the vertical direction is arranged on one side of the bottom plate far away from the projection welding machine, a positioning pin 4.15 is arranged at the upper end of the hand clamp, a plurality of positioning pin holes which are selectively matched with the positioning pins on the hand clamp are arranged on the middle plate along the left-right direction, and the plurality of positioning pin holes correspond to a plurality of welding points on the workpiece clamp. Each positioning pin hole is provided with a proximity sensor 4.13 for identifying the position of the workpiece clamp and preventing manual errors by matching with electric logic.
In order to facilitate the operation of the projection welder, two sides of the hand clamp are respectively fixed with a button bracket, and the two button brackets are fixed with an operation button 4.11 for controlling the projection welder.
Quick-change trolley:
The vehicle frame comprises a vehicle frame 3.6, wherein the vehicle frame is composed of a left bottom beam, a right bottom beam, a transverse beam and two vertical beams, the left bottom beam and the right bottom beam are arranged along the front-back direction, the transverse beam is connected with the middle part of the upper ends of the two bottom beams and the two vertical beams are vertically connected with the left side and the right side of the upper end of the transverse beam. Four corners of the lower end of the frame are respectively provided with a travelling wheel 3.7 with a brake. A supporting rack 3.4 is adjustably arranged on two sides of the upper end of the frame, namely on the two vertical beams along the up-down direction, and the matching mode of the vertical connecting long holes and the threaded holes can be adopted. A fluent strip 3.1 along the front-back direction is respectively arranged at the upper ends 3.3 of the two support racks, a positioning pin socket 3.5 is respectively fixed on the outer sides of the corresponding fluent strips on the two support racks, a positioning pin hole is arranged at the upper end of the positioning pin socket, a positioning pin 3.2 is arranged in the positioning pin hole in a pluggable manner, and the two positioning pins are respectively matched with two vertical positioning pin holes on the movable platform, so that the movable platform is positioned when the quick-change trolley is transported.
One side of the two support racks, which is far away from the projection welding machine, is fixedly provided with a hand push handle 3.8, so that the transfer of the quick-change trolley is conveniently realized.
The work piece anchor clamps support with quick change platform device's theory of operation:
When the workpiece clamp on the projection welding machine needs to be switched, the two positioning cylinders on the fixed support table are retracted to drive the two vertical positioning pins at the upper ends of the positioning cylinders to move downwards, so that the vertical limit on the movable platform and the workpiece clamp arranged at the upper end of the movable platform is eliminated; then the movable platform and the workpiece clamp are pushed outwards to the two fluent strips at the upper end of the quick-change trolley, and after being pushed in place (limited by the two limiting baffles), the two vertical positioning pins respectively penetrate through the two vertical positioning pin holes on the movable platform and are downwards inserted into the positioning pin holes on the two positioning pin sockets on the quick-change trolley, so that the movable platform and the workpiece clamp are positioned and supported on the quick-change trolley; then the movable platform and the workpiece clamp which are replaced are transported away through the quick-change trolley, the movable platform and the workpiece clamp which is arranged on the movable platform are moved to the outer side of the fixed supporting platform of the projection welding machine through the other quick-change trolley, then two vertical positioning pins which are inserted into the quick-change trolley are pulled out, positioning on the movable platform is relieved, the movable platform is pushed, the movable platform drives the corresponding workpiece clamp to move to two fluent strips at the upper end of the fixed supporting platform, the two transverse positioning pins on the movable platform are respectively inserted into positioning sleeves in two positioning holes on the fixed supporting platform, positioning of the movable platform along the left-right direction is achieved, then cylinder rods of the two positioning cylinders extend out, limiting of the first movable positioning platform and the workpiece clamp which is arranged on the upper portion of the movable platform is achieved through the two vertical positioning pins respectively, welding processing is carried out on different welding positions of workpieces which are arranged on the workpiece clamp through moving a middle plate of the movable platform, and the positioning pins are inserted into different positioning pin holes on the middle plate and the middle plate when different welding positions are achieved.
Although the embodiments of the present utility model and the accompanying drawings have been disclosed for illustrative purposes, those skilled in the art will appreciate that: various substitutions, changes and modifications are possible without departing from the spirit of the utility model and the appended claims, and the scope of the utility model is therefore not limited to the embodiments.
Claims (10)
1. A quick change platform device for work piece holder supports on projection welding machine, its characterized in that: comprises a fixed supporting table, a quick-change trolley and a movable platform; the fixed supporting table is arranged below the electrode rod of the projection welding machine, and the quick-change trolley is arranged at the front part of the fixed supporting table; the upper end of the movable platform is a workpiece clamp mounting surface; in the working state, the movable platform support is positioned at the upper end of the fixed support table, and in the workpiece clamp switching state, the movable platform is moved to and positioned at the upper end of the quick-change trolley;
Support tables are arranged on the left side and the right side of the upper end of the fixed support table, fluent strips arranged along the front-back direction are arranged on the support tables on the two sides, positioning vertical plates are respectively fixed at the positions, corresponding to the flow vertical strips, of one ends of the two support tables, which are close to the projection welding machine, and positioning holes along the front-back direction are formed in the two positioning vertical plates; the middle parts of the lower ends of the two support tables are respectively provided with a positioning cylinder, the upper part of the positioning cylinder is fixedly provided with a vertical positioning pin, and the flow vertical bar is provided with a positioning pin penetrating hole for the vertical positioning pin to extend upwards;
The movable platform comprises a bottom plate, a middle plate and a top plate; a bottom supporting plate is fixed at the lower end of the bottom plate close to the left end and the right end respectively, the two bottom supporting plates are arranged along the front-back direction, and a transverse locating pin which is respectively matched with two locating holes on the fixed supporting table is fixed at one side of the two bottom supporting plates close to the projection welder; the middle parts of the two bottom plates and the positions corresponding to the bottom plates are provided with vertical positioning pin holes respectively matched with the vertical positioning pins on the two positioning cylinders; the middle plate and the bottom plate form guide fit through a linear guide rail pair along the left-right direction; the lower end of the top plate is connected with the middle plate in an up-down opposite floating manner through four groups of floating connection structures arranged at four corner positions;
The walking wheel with the brake is installed at the lower extreme of quick change dolly, and both sides are provided with the support rack about the upper end of quick change dolly, and a fluency strip along fore-and-aft direction is fixed with respectively in two support racks upper ends, is located the outside of corresponding stream riser respectively and is fixed with a locating pin socket on two support racks, is provided with the locating pin hole in locating pin socket upper end, but the locating pin of two vertical pinhole adaptations on the movable platform is installed to plug in the locating pin hole.
2. The quick-change platform device for supporting a workpiece holder on a projection welder according to claim 1, wherein: the fixed support platform comprises a support, a support foot is arranged outside four corners of the bottom of the support, the support foot is of an L-shaped bent plate structure, connecting long holes in the vertical direction are formed in the vertical edge of the L-shaped bent plate, a transverse bottom plate is welded to the four corners of the lower portion of the support respectively, threaded holes are formed in the outer side of the transverse bottom plate, and the support and four support feet are connected in an adjustable mode up and down through screws connected to the threaded holes in the transverse bottom plate at the corresponding positions of the support foot.
3. The quick-change platform device for supporting a workpiece holder on a projection welder according to claim 2, wherein: an adjusting screw is connected to each transverse bottom plate through a threaded hole, and the lower end of the adjusting screw is connected with a bottom block fixed on the inner side of the corresponding supporting foot leg in a mode of being limited in the axial direction and capable of rotating relatively along the circumferential direction.
4. The quick-change platform device for supporting a workpiece holder on a projection welder according to claim 1, wherein: a positioning sleeve is fixedly arranged in each of two positioning holes on the fixed supporting table, and is inserted and assembled with a transverse positioning pin on the movable platform through the positioning sleeve.
5. The quick-change platform device for supporting a workpiece holder on a projection welder according to claim 1, wherein: two limiting blocks for carrying out left limiting and right limiting on the middle plate are fixed at the positions, close to the left end and the right end, of the upper end of the bottom plate, and the two limiting blocks are L-shaped.
6. The quick-change platform device for supporting a workpiece holder on a projection welder according to claim 1, wherein: each group of floating connecting mechanism comprises a linear bearing, a guide shaft and a pressure spring; the linear bearing is fixed at the upper end of the middle plate through a screw, the guide shaft is fixed at the lower end of the top and is in coaxial insertion guide fit with the support bearing, and the pressure spring is sleeved on the linear bearing and the guide shaft and is in pressing contact with the flange end of the linear bearing and the lower end of the top.
7. The quick-change platform device for supporting a workpiece holder on a projection welder according to claim 1, wherein: the side of the bottom plate, which is far away from the projection welding machine, is provided with a hand clamp for realizing the positioning of the middle plate along the vertical direction, the upper end of the hand clamp is provided with a positioning pin, a plurality of positioning pin holes which are matched with the positioning pins on the hand clamp in a selectable manner are arranged on the middle plate along the left-right direction, and the plurality of positioning pin holes correspond to a plurality of welding points on the workpiece clamp.
8. The quick change platform device for supporting a workpiece holder on a projection welder according to claim 7, wherein: two sides of the hand clamp are respectively fixed with a button bracket on the bottom plate, and operation buttons for controlling the projection welder are fixed on the two button brackets.
9. The quick-change platform device for supporting a workpiece holder on a projection welder according to claim 1, wherein: the quick-change trolley comprises a frame, wherein the frame consists of a left bottom beam, a right bottom beam, a transverse beam and two vertical beams, the bottom beams are arranged in the front-back direction, the transverse beam is connected with the middle part of the upper ends of the two bottom beams, the transverse beam is arranged in the left-right direction, and the two vertical beams are vertically connected with the left and right sides of the upper end of the transverse beam; the four corners of the lower end of the frame are respectively provided with the travelling wheels; the support rack is adjustably mounted on the vertical beams on two sides along the up-down direction.
10. The quick-change platform device for supporting a workpiece holder on a projection welder according to claim 1, wherein: a hand push handle is fixed on one side of the two support racks of the quick-change trolley, which is far away from the projection welder.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322327734.8U CN220838550U (en) | 2023-08-29 | 2023-08-29 | Quick-change platform device for supporting workpiece clamp on projection welding machine |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322327734.8U CN220838550U (en) | 2023-08-29 | 2023-08-29 | Quick-change platform device for supporting workpiece clamp on projection welding machine |
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| CN220838550U true CN220838550U (en) | 2024-04-26 |
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| CN202322327734.8U Active CN220838550U (en) | 2023-08-29 | 2023-08-29 | Quick-change platform device for supporting workpiece clamp on projection welding machine |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN119115386A (en) * | 2024-10-31 | 2024-12-13 | 东风汽车集团股份有限公司 | A fixture switching import and export centering platform |
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2023
- 2023-08-29 CN CN202322327734.8U patent/CN220838550U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN119115386A (en) * | 2024-10-31 | 2024-12-13 | 东风汽车集团股份有限公司 | A fixture switching import and export centering platform |
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