CN202741917U - Electrode of electric resistance welding jig - Google Patents
Electrode of electric resistance welding jig Download PDFInfo
- Publication number
- CN202741917U CN202741917U CN 201220318958 CN201220318958U CN202741917U CN 202741917 U CN202741917 U CN 202741917U CN 201220318958 CN201220318958 CN 201220318958 CN 201220318958 U CN201220318958 U CN 201220318958U CN 202741917 U CN202741917 U CN 202741917U
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- copper plate
- conductive copper
- electric resistance
- resistance welding
- electrode
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Abstract
The utility model discloses an electrode of an electric resistance welding jig. The electrode comprises a base frame and a conductive copper plate, wherein the base frame is connected with the electric resistance welding jig; the conductive copper plate is connected with the base frame; the base frame comprises an L-shaped lower frame and an upper frame fixedly connected to the upper end of the L-shaped lower frame; and the conductive copper plate is detachably connected with and locked on the upper frame. According to the technical scheme, the electrode comprises two parts, the conductive copper plate which contacts a welding part is made of copper material, the base frame connected with the electric resistance welding jig is made of common carbon structural steel the price of which is far lower than that of the copper material. Thus, through adoption of the electrode disclosed by the utility model, the copper material is saved and the production cost of automobiles is lowered. The conductive copper plate is pressed and heated in the welding process, a plurality of recesses can be generated in the contact surface of the conductive copper plate with the welding part after the conductive copper plate is used to a certain degree, if the conductive copper plate is still used, the welding quality of the welding part can be affected, and thus the conductive copper plate needs to be replaced. According to the structure, the conductive copper plate can be replaced when out of commission.
Description
Technical field
The utility model relates to
OnePlant the electric resistance welding anchor clamps
,Relate in particular to the electrode on a kind of electric resistance welding anchor clamps.
Background technology
At present, auto manufacturing develops rapidly in China, and the competition of automobile industry is also more and more fierce, improves quality, and reducing cost is that automobile manufacturing enterprise bases oneself upon the basic of market.The automobile body welding of automobile often adopts the welding method of electric resistance welding, electrode on some electric resistance welding anchor clamps from the anchor clamps mounting portion to being integrated with the weldment contact portion, all be that this kind method is not only made difficulty, and utilization rate is low, cost is high with the expensive copper product of price.
Chinese patent Granted publication number: CN 101386118, Granted publication day: 2009-03-18, the method that discloses a kind of clamp for resistance welding and used these anchor clamps, clamp for resistance welding of the present invention comprises for the first anchor clamps of fixing wire rod and is used for fixedly the second anchor clamps of pipe, and described the first anchor clamps are as the plus or minus welding electrode during welding; Described the second anchor clamps are as the negative or positive welding electrode corresponding with the first anchor clamps during welding.The electrode of this clamp for resistance welding adopts the expensive copper of price from the anchor clamps mounting portion to being integrated with the weldment contact portion, wastes very much copper product, and the automobile production cost is high.
Summary of the invention
The technical problems to be solved in the utility model is, electrode on the existing electric resistance welding anchor clamps from the anchor clamps mounting portion to being integrated with the weldment contact portion, all be with the expensive copper of price, waste very much copper product, electrode on a kind of electric resistance welding anchor clamps is provided, the saving copper material, the production cost of reduction automobile.
The purpose of this utility model is achieved through the following technical solutions.Electrode on a kind of electric resistance welding anchor clamps comprises the pedestal that is connected with the electric resistance welding anchor clamps and the conductive copper plate that is connected with pedestal, and described pedestal comprises L shaped undercarriage and be connected in added on the L shaped undercarriage, conductive copper plate removably connect and be locked at added on.Adopt this scheme, electrode is divided into two parts, the conductive copper plate that contacts with weldment is made of copper product, makes of carbon structural steel with the pedestal that the electric resistance welding anchor clamps are connected, and the price of carbon structural steel is well below copper product.So employing the utility model has been saved copper product, reduced the production cost of automobile.Conductive copper plate pressurized in welding process is heated, and can produce some pits with the contact-making surface of conductive copper plate to a certain extent and weldment, as the conductive copper plate re-using can affect the welding quality of weldment, and this moment must the replacing conductive copper plate.Adopt this structure, can change when conductive copper plate can not use.
As preferably, described added be U-shaped, added inboard, both sides is provided with dovetail groove, the both sides of described conductive copper plate are provided with the projection suitable with dovetail groove, and removably are fastened on the dovetail groove, are provided with locking mechanism between the added and conductive copper plate.Adopt this structure, change conductive copper plate such as need, utilize the connection of the projection that the dovetail groove of locking mechanism removal on added be connected with conductive copper plate, extract the conductive copper plate that has produced pit the dovetail groove on added out, the conductive copper plate that more renews, in the dovetail groove on added new conductive copper plate insertion, then utilize locking mechanism to be connected added and conductive copper plate.Therefore, adopt the conveniently replaced conductive copper plate of this preferred version.
As preferably, described locking mechanism comprises and is arranged on the through hole that added both sides communicate with dovetail groove, and the inboard of through hole is provided with back-up ring, is provided with successively locking steel ball, holddown spring and adjusting bolt in the through hole, adjusting bolt is located at the outside of through hole, and the projection of conductive copper plate is provided with shrinkage pool.When need are changed conductive copper plate, adjust adjusting bolt, holddown spring unclamps, the locking steel ball is not subjected to the elastic force of holddown spring, the both sides of conductive copper plate and the loose fit of locking steel ball, can extract conductive copper plate out very easily this moment from dovetail groove, then new conductive copper plate is inserted in the dovetail groove on added, adjusting adjusting bolt makes holddown spring stressed, compressing locking steel ball abuts against on the back-up ring, the part that the locking steel ball protrudes back-up ring abuts against in the shrinkage pool on the projection of conductive copper plate, and this moment, conductive copper plate namely was fixed on added.Easy to operate when therefore, adopting this preferred version to change conductive copper plate.
As preferably, described L shaped undercarriage lower end is provided with installing hole.Utilize this installing hole can use bolt and nut connection base frame and electric resistance welding anchor clamps.
The beneficial effects of the utility model are saving copper material, the production cost of reduction automobile.
Description of drawings
Fig. 1 is structural representation of the present utility model;
Fig. 2 is the structural representation of the utility model pedestal;
Fig. 3 is the schematic diagram of the utility model locking mechanism;
Fig. 4 is the structural representation of the utility model conductive copper plate.
The specific embodiment
The below is described in further detail the utility model in conjunction with the accompanying drawings and embodiments:
As shown in Figures 1 to 4, the electrode on a kind of electric resistance welding anchor clamps is comprised of pedestal 1 and conductive copper plate 5, and pedestal 1 is made by carbon structural steel.Pedestal 1 is comprised of L shaped undercarriage 2 and U-shaped added 3, vertically places when L shaped undercarriage 2 uses, and L shaped undercarriage 2 lower ends are provided with two installing holes 7.U-shaped added 3 is horizontally disposed with, and the middle part of U-shaped added 3 is fixedly connected with the upper end of L shaped undercarriage 2.The inboard, both sides of U-shaped added 3 is provided with dovetail groove 6, the centre position, both sides of U-shaped added 3 is provided with the through hole 44 that communicates with dovetail groove 6 bottom surfaces, the inboard of through hole 44 is provided with the back-up ring 45 of reducing shape, back-up ring 45 and added 3 one of U-shaped, be provided with the locking steel ball 41 that joins with back-up ring 45 in the through hole 44, there is during with back-up ring 45 chucking 1/4th sphere stretch out from the inner ring of back-up ring 45 with locking steel ball 41, also be provided with in the through hole 44 and the holddown spring 42 of locking steel ball 41 and joining, the adjusting bolt 43 of joining with holddown spring 42, adjusting bolt 43 is located at the outside of through hole 44, namely in the outside on added 3 both sides of U-shaped.Conductive copper plate 5 basic configurations are cuboid, both sides are provided with the projection 51 suitable with added 3 dovetail grooves 6 of U-shaped, projection 51 is connected in the dovetail groove 6 of U-shaped added 3, the projection 51 of conductive copper plate 5 is provided with and the conical shrinkage pool 52 of locking steel ball 41 clampings, and the upper surface of conductive copper plate 5 exceeds U-shaped added 3.L shaped undercarriage is connected with the electric resistance welding anchor clamps with bolt and nut by installing hole, conductive copper plate inserts in the dovetail groove, to lock the hole that steel ball, holddown spring and bolt are put into respectively dovetail groove again, the locking steel ball is compressed through holddown spring, just can use by cooperating with shrinkage pool on the conductive copper plate conductive copper plate is locked in the dovetail groove.Such as need when need changing conductive copper plate, adjust adjusting bolt, holddown spring unclamps, the locking steel ball is not subjected to the elastic force of holddown spring, the both sides of conductive copper plate and the loose fit of locking steel ball, can extract conductive copper plate out very easily this moment from dovetail groove, then new conductive copper plate is inserted in the dovetail groove of U-shaped on added, adjusting adjusting bolt makes holddown spring stressed, compressing locking steel ball abuts against on the back-up ring, the part that the locking steel ball protrudes back-up ring abuts against in the shrinkage pool on the projection of conductive copper plate, this moment conductive copper plate namely be fixed on U-shaped added on.
The above is the better specific embodiment of the utility model, is not to limit practical range of the present utility model with this.The utility model can also have other embodiment, and for example, conductive copper plate can be connected with bolt and nut with U-shaped is added, and only otherwise deviate from spirit of the present utility model, no matter in form what kind of conversion all drops within the protection domain of the present utility model.
Claims (4)
1. the electrode on the electric resistance welding anchor clamps, it is characterized in that, comprise the pedestal (1) that is connected with the electric resistance welding anchor clamps and the conductive copper plate (5) that is connected with pedestal (1), described pedestal (1) comprises L shaped undercarriage (2) and is connected in added (3) of L shaped undercarriage (2) upper end, and conductive copper plate (5) removably connects and is locked on added (3).
2. the electrode on a kind of electric resistance welding anchor clamps according to claim 1, it is characterized in that, described added (3) are U-shaped, the inboard, both sides of added (3) is provided with dovetail groove (6), the both sides of described conductive copper plate (5) are provided with the projection (51) suitable with dovetail groove (6), and removably be fastened on the dovetail groove (6), be provided with locking mechanism between added (3) and the conductive copper plate (5).
3. the electrode on a kind of electric resistance welding anchor clamps according to claim 2, it is characterized in that, described locking mechanism comprises and is arranged on the through hole (44) that added (3) both sides communicate with dovetail groove (6), the inboard of through hole (44) is provided with back-up ring (45), be provided with successively locking steel ball (41), holddown spring (42) and adjusting bolt (43) in the through hole (44), adjusting bolt (43) is located at the outside of through hole (44), and the projection (51) of conductive copper plate (5) is provided with shrinkage pool (52).
4. according to claim 1 and 2 or the electrode on 3 described a kind of electric resistance welding anchor clamps, it is characterized in that described L shaped undercarriage (2) lower end is provided with installing hole (7).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220318958 CN202741917U (en) | 2012-07-04 | 2012-07-04 | Electrode of electric resistance welding jig |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220318958 CN202741917U (en) | 2012-07-04 | 2012-07-04 | Electrode of electric resistance welding jig |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202741917U true CN202741917U (en) | 2013-02-20 |
Family
ID=47701365
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 201220318958 Expired - Fee Related CN202741917U (en) | 2012-07-04 | 2012-07-04 | Electrode of electric resistance welding jig |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN202741917U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103949767A (en) * | 2014-05-12 | 2014-07-30 | 中国航天科技集团公司烽火机械厂 | Spot-welding electrode |
| CN105478986A (en) * | 2016-01-28 | 2016-04-13 | 无锡太博泵业有限公司 | Jig for workpiece welding |
-
2012
- 2012-07-04 CN CN 201220318958 patent/CN202741917U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103949767A (en) * | 2014-05-12 | 2014-07-30 | 中国航天科技集团公司烽火机械厂 | Spot-welding electrode |
| CN105478986A (en) * | 2016-01-28 | 2016-04-13 | 无锡太博泵业有限公司 | Jig for workpiece welding |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20130220 Termination date: 20180704 |