CN216576209U - Spot welding jig - Google Patents
Spot welding jig Download PDFInfo
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- CN216576209U CN216576209U CN202122982614.2U CN202122982614U CN216576209U CN 216576209 U CN216576209 U CN 216576209U CN 202122982614 U CN202122982614 U CN 202122982614U CN 216576209 U CN216576209 U CN 216576209U
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- 238000003466 welding Methods 0.000 title claims abstract description 72
- 238000001514 detection method Methods 0.000 claims description 6
- 230000000007 visual effect Effects 0.000 claims description 6
- 238000000926 separation method Methods 0.000 abstract description 3
- 238000000034 method Methods 0.000 description 6
- 238000012986 modification Methods 0.000 description 3
- 230000004048 modification Effects 0.000 description 3
- 238000007599 discharging Methods 0.000 description 2
- 238000004519 manufacturing process Methods 0.000 description 2
- 230000007547 defect Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 230000002035 prolonged effect Effects 0.000 description 1
- 229910000679 solder Inorganic materials 0.000 description 1
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Abstract
The utility model relates to a spot welding jig which sequentially comprises a lower die holder, a lower die plate, a stripper plate and an upper clamping plate from bottom to top, wherein a driving device is arranged below the lower die holder and can drive the lower die holder to move vertically; the lower die base is fixedly connected with the lower die plate, a positioning pin and a limiting piece are fixed on the lower die plate, and the positioning pin can penetrate through the stripper plate; two ends of the limiting piece are respectively connected with the lower template and the stripper plate, and the vertical distance between the lower template and the stripper plate is limited to be smaller than a; the parts to be welded are placed between the upper clamping plate and the stripper plate, and the upper clamping plate is provided with a yielding hole for the spot welding machine to penetrate through. The welding device utilizes the upper clamping plate and the stripper plate to clamp the workpiece to be welded, utilizes the spot welding machine above the upper clamping plate to complete welding, utilizes the driving device to sequentially pull the positioning pin and the stripper plate after welding, realizes the separation of the welded workpiece from the positioning pin and the upper clamping plate, has simple operation, does not damage the workpiece, and has low cost.
Description
Technical Field
The utility model relates to the technical field of welding equipment, in particular to a spot welding jig.
Background
In the production process of products, two workpieces are required to be welded into a whole in many times, the process is generally completed through manual operation of a welder, the labor intensity of workers is increased, the working efficiency is reduced, and meanwhile, the welding quality of the products is difficult to guarantee. At present, although there are some simple spot welding jigs for assisting a spot welder to complete the welding of workpieces, the structure of the spot welding jig is generally a simple positioning jig, that is, two workpieces are completely fixed from below, then the moving route of the spot welder is planned according to the positions of welding spots on the workpieces, and the spot welder sets a pair of welding spots in the moving route according to a predetermined algorithm for welding. Such a structure may cause the workpiece to move during the welding process, which affects the welding accuracy, and the welded workpiece is difficult to remove, even causes damage to the workpiece during the demolding process, which increases the production cost.
Therefore, how to provide a spot welding jig with simple operation, high welding precision and low cost is a technical problem to be solved urgently by those skilled in the art.
SUMMERY OF THE UTILITY MODEL
The utility model provides a spot welding jig to solve the technical problem.
In order to solve the technical problem, the utility model provides a spot welding jig which sequentially comprises a lower die base, a lower die plate, a stripper plate and an upper clamping plate from bottom to top,
a driving device is arranged below the lower die base and can drive the lower die base to move vertically;
the lower die base is fixedly connected with the lower die plate, a positioning pin and a limiting piece are fixed on the lower die plate, and the positioning pin can penetrate through the stripper plate; two ends of the limiting piece are respectively connected with the lower template and the stripper plate, and the vertical distance between the lower template and the stripper plate is limited to be smaller than a;
the parts to be welded are placed between the upper clamping plate and the stripper plate, and the upper clamping plate is provided with a yielding hole for the spot welding machine to penetrate through.
Preferably, the limiting part comprises a sleeve mounted on the lower template and an inner rod mounted on the stripper plate, the inner rod is inserted into the sleeve, and the end of the inner rod is limited in the sleeve.
Preferably, the lower template is further provided with a lower clamping plate corresponding to the yielding hole, one end of the lower clamping plate is fixedly connected with the lower template, and the other end of the lower clamping plate can penetrate through the stripper plate to be in contact with the part to be welded.
Preferably, the lower surface of the upper clamping plate and the upper surface of the lower clamping plate are respectively provided with a yielding groove, and the yielding grooves respectively correspond to the protrusions on the to-be-welded part.
Preferably, the welding device further comprises a visual detection mechanism, and the visual detection mechanism is arranged on one side of the stripper plate, which corresponds to the discharge end of the part to be welded.
Preferably, the driving device is a cylinder or an electric cylinder.
Compared with the prior art, the spot welding jig provided by the utility model has the following advantages:
the welding device comprises a positioning pin, an upper clamping plate, a stripper plate, a spot welding machine, a welding head and a welding head, wherein the positioning pin is used for positioning a to-be-welded part, the upper clamping plate and the stripper plate are used for clamping the to-be-welded part, and the to-be-welded part cannot move in the welding process; after welding, the positioning pin and the stripper plate are sequentially pulled by the driving device, so that the welded workpiece is separated from the upper clamping plate, the operation is simple, the workpiece cannot be damaged, and the cost is low.
Drawings
Fig. 1 is a schematic structural view (welding state) of a spot welding jig according to an embodiment of the present invention;
fig. 2 is a schematic structural diagram (demolding state) of the spot welding jig according to an embodiment of the present invention.
In the figure: 01-a part to be welded, 10-a lower die holder, 11-a driving device, 20-a lower die plate, 21-a positioning pin, 22-a limiting piece, 23-a lower clamping plate, 30-a stripper plate, 40-an upper clamping plate, 41-a abdicating hole and 50-a visual detection mechanism.
Detailed Description
In order to describe the technical solution of the above utility model in more detail, the following specific examples are given to demonstrate the technical effects; it is emphasized that these examples are intended to illustrate the utility model and are not to be construed as limiting the scope of the utility model.
The spot welding jig provided by the utility model comprises a lower die base 10, a lower die plate 20, a stripper plate 30 and an upper clamping plate 40 from bottom to top in sequence as shown in figures 1 and 2,
a driving device 11 is arranged below the lower die holder 10, the driving device 11 can drive the lower die holder 10 to move vertically, and in this embodiment, the driving device 11 is an air cylinder or an electric cylinder;
the lower die base 10 is fixedly connected with the lower die plate 20, a positioning pin 21 and a limiting member 22 are fixed on the lower die plate 20, the positioning pin 21 can penetrate through the stripper plate 30 and is inserted into a corresponding positioning hole on the to-be-welded piece 01, and the number of the positioning pins 21 can be multiple and can be specifically adjusted according to the shape, the material and the like of the to-be-welded piece 01; the two ends of the limiting member 22 are respectively connected to the lower template 20 and the stripper plate 30, so as to limit the vertical distance between the lower template 20 and the stripper plate 30 to be less than a, a is greater than or equal to the limit length of the positioning pin 21 extending out of the stripper plate 30, in other words, when the driving device 11 pulls the lower die base 10 to move downwards, the lower template 20 and the lower die base 10 move synchronously, at this time, the stripper plate 30 is separated from the lower template 20, and simultaneously, the positioning pin 21 moves downwards along with the lower template 20 and is pulled out of the stripper plate 30 until the limit length a of the limiting member 22 is reached, the stripper plate 30 starts to move downwards along with the lower template 20 and is separated from the upper clamp plate 40, so that the welded workpiece can be taken out smoothly;
the to-be-welded material 01 is placed between the upper clamping plate 40 and the stripper plate 30, a yielding hole 41 for a spot welding machine (not shown) to pass through is formed in the upper clamping plate 40, and the spot welding machine extends into the yielding hole 41 to weld the to-be-welded material 01.
According to the utility model, the positioning pin 21 is used for positioning the to-be-welded part 01, the upper clamping plate 40 and the stripper plate 30 are used for clamping the to-be-welded part 01, the welding is completed by the spot welding machine above, and the to-be-welded part 01 cannot move in the welding process; after welding, the driving device 11 is used for sequentially pulling the positioning pin 21 and the stripper plate 30 to be separated from the workpiece, so that the separation between the welded workpiece and the positioning pin 21 and the upper clamping plate 40 is realized, the operation is simple, the workpiece cannot be damaged, and the cost is low.
Preferably, in this embodiment, the limiting member 22 includes a sleeve (not shown) installed on the lower mold plate 20 and an inner rod (not shown) installed on the stripper plate 30, the inner rod is inserted into the sleeve, and an end of the inner rod is limited in the sleeve, that is, the inner rod can extend and contract in the sleeve, so as to separate the lower mold plate 20 and the stripper plate 30, and when the inner rod and the stripper plate are separated by a certain distance (e.g. a), the inner rod and the stripper plate start to move synchronously.
Preferably, with continuing reference to fig. 1 and 2, the lower mold plate 20 is further provided with a lower clamp plate 23 corresponding to the position of the abdicating hole 41, one end of the lower clamp plate 23 is fixedly connected to the lower mold plate 20, and the other end of the lower clamp plate 23 can penetrate through the stripper plate 30 to contact with the to-be-welded part 01, in other words, the lower clamp plate 23 and the stripper plate 30 are relatively independent, and since the lower clamp plate 23 is directly opposite to the welded welding point and is affected by high-temperature sparks and the like, the service life of the whole spot welding jig is prolonged, on one hand, the lower clamp plate 23 can be made of a high-temperature resistant material, and if damaged, the lower clamp plate 23 can be independently replaced, thereby further reducing the cost; on the other hand, the lower clamping plate 23 can be separated from the welded workpiece before the stripper plate 30, so that the adhesion of the workpiece at the welding point and the lower clamping plate 23 is avoided, and the risk of workpiece damage is further reduced.
Preferably, the lower surface of the upper plate 40 and the upper surface of the lower plate 23 are respectively provided with a yielding groove (not shown), the yielding grooves respectively correspond to the protrusions on the to-be-welded part 01, that is, in the practical application process, the matched upper plate 40 and the lower plate 23 can be manufactured according to the specific structure of the to-be-welded part 01, on one hand, the upper plate 40 and the lower plate 23 are prevented from being crushed to the to-be-welded part 01, and on the other hand, the yielding grooves can also assist the positioning pin 21 to realize positioning.
Preferably, please refer to fig. 1 and fig. 2, the spot welding jig further includes a visual detection mechanism 50, the visual detection mechanism 50 is disposed on a side of the stripper plate 30 corresponding to the discharging end of the to-be-welded piece 01 (the direction of the arrow in fig. 1 is the moving direction of the to-be-welded piece 01, and correspondingly, the right side is the discharging end), and is configured to detect the welding quality, for example, a CCD image sensor is used to capture an image of a welded welding spot after welding, and compare the image with a standard image, detect whether there is a missing welding or a welding defect, and send an alarm in time, so as to ensure that the welding quality meets the requirement.
It should be noted that the spot welding jig that this application provided can be used with feeding mechanism collocation, and feeding mechanism is used for the centre gripping to treat material 01, and impel according to step-by-step mode treat material 01, for example, all solder joints correspond same welding station in the hole 41 of stepping down, the welding time of every welding station is 30s, and the distance between two welding stations is 77mm, then feeding mechanism promotes forward to treat material 77mm every 30s, and every 30s drive arrangement 11 moves down and moves up (resets) once simultaneously, of course feeding mechanism's promotion time and drive arrangement drive locating pin 21 move down and the time that rises can neglect, like this, through the close fit between feeding mechanism, spot welder and the drive arrangement 11 three, can realize treating the quick welding of material 01, and need not personnel's operation midway, promote the efficiency of spot welding greatly.
In summary, the spot welding jig provided by the utility model sequentially comprises a lower die base 10, a lower die plate 20, a stripper plate 30 and an upper clamping plate 40 from bottom to top, wherein a driving device 11 is arranged below the lower die base 10, and the driving device 11 can drive the lower die base 10 to vertically move; the lower die base 10 is fixedly connected with the lower die plate 20, a positioning pin 21 and a limiting piece 22 are fixed on the lower die plate 20, and the positioning pin 21 can penetrate through the stripper plate 30; the two ends of the limiting piece 22 are respectively connected with the lower template 20 and the stripper plate 30, and the vertical distance between the lower template 20 and the stripper plate 30 is limited to be smaller than a; the part 01 to be welded is placed between the upper clamping plate 40 and the stripper plate 30, and the upper clamping plate 40 is provided with a yielding hole 41 for the spot welding machine to pass through. According to the utility model, the upper clamping plate 40 and the stripper plate 30 are used for clamping the part 01 to be welded, the spot welding machine above the part is used for completing welding, the driving device 11 is used for sequentially pulling the positioning pin 21 and the stripper plate 30 after welding, the separation of the welded workpiece from the positioning pin 21 and the upper clamping plate 40 is realized, the operation is simple, the workpiece cannot be damaged, and the cost is low.
It will be apparent to those skilled in the art that various changes and modifications may be made in the utility model without departing from the spirit and scope of the utility model. Thus, if such modifications and variations of the present invention fall within the scope of the claims of the present invention and their equivalents, the present invention is also intended to include such modifications and variations.
Claims (6)
1. A spot welding jig is characterized by sequentially comprising a lower die base, a lower die plate, a stripper plate and an upper clamping plate from bottom to top,
a driving device is arranged below the lower die base and can drive the lower die base to move vertically;
the lower die base is fixedly connected with the lower die plate, a positioning pin and a limiting piece are fixed on the lower die plate, and the positioning pin can penetrate through the stripper plate; two ends of the limiting piece are respectively connected with the lower template and the stripper plate, and the vertical distance between the lower template and the stripper plate is limited to be smaller than a;
the welding part is placed between the upper clamping plate and the stripper plate, and the upper clamping plate is provided with a yielding hole for the spot welding machine to pass through.
2. The spot welding jig according to claim 1, wherein the limiting member comprises a sleeve mounted on the lower die plate and an inner rod mounted on the stripper plate, the inner rod is inserted into the sleeve, and an end of the inner rod is limited in the sleeve.
3. The spot welding jig according to claim 2, wherein a lower clamping plate corresponding to the abdicating hole is further arranged on the lower template, one end of the lower clamping plate is fixedly connected with the lower template, and the other end of the lower clamping plate can penetrate through the stripper plate to contact with the to-be-welded material.
4. The spot welding jig according to claim 3, wherein the lower surface of the upper clamping plate and the upper surface of the lower clamping plate are respectively provided with a relief groove, and the relief grooves respectively correspond to the protrusions on the to-be-welded material.
5. The spot welding jig according to claim 1, further comprising a visual detection mechanism provided on a side of the stripper plate corresponding to the discharge end of the to-be-welded member.
6. The spot welding jig according to claim 1, wherein the driving means is an air cylinder or an electric cylinder.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122982614.2U CN216576209U (en) | 2021-11-29 | 2021-11-29 | Spot welding jig |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122982614.2U CN216576209U (en) | 2021-11-29 | 2021-11-29 | Spot welding jig |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN216576209U true CN216576209U (en) | 2022-05-24 |
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ID=81651371
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202122982614.2U Active CN216576209U (en) | 2021-11-29 | 2021-11-29 | Spot welding jig |
Country Status (1)
| Country | Link |
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| CN (1) | CN216576209U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115446438A (en) * | 2022-09-21 | 2022-12-09 | 安徽省富捷电子科技有限公司 | Spot welding device for resistance machining |
-
2021
- 2021-11-29 CN CN202122982614.2U patent/CN216576209U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115446438A (en) * | 2022-09-21 | 2022-12-09 | 安徽省富捷电子科技有限公司 | Spot welding device for resistance machining |
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| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| TR01 | Transfer of patent right | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20240320 Address after: Room 4, No. 169 Mold Road, High tech Industrial Park, Yushan Town, Kunshan City, Suzhou City, Jiangsu Province, 215300 Patentee after: Suzhou Xuxiang Precision Technology Co.,Ltd. Country or region after: Zhong Guo Address before: 215000 No. 169, mould Road, Kunshan high tech Industrial Park, Suzhou, Jiangsu Patentee before: Kunxiang precision mould (Xushan) Co.,Ltd. Country or region before: Zhong Guo |