CN201735992U - Plate-type nut spot welding positioning mechanism - Google Patents
Plate-type nut spot welding positioning mechanism Download PDFInfo
- Publication number
- CN201735992U CN201735992U CN201020300299XU CN201020300299U CN201735992U CN 201735992 U CN201735992 U CN 201735992U CN 201020300299X U CN201020300299X U CN 201020300299XU CN 201020300299 U CN201020300299 U CN 201020300299U CN 201735992 U CN201735992 U CN 201735992U
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- plate
- nut
- spot welding
- board
- positioning
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Abstract
The utility model discloses a plate-type nut spot welding positioning mechanism, which comprises a positioning upright column plate (10) and a connecting plate (20) connected on the positioning upright column plate, a limiting bracket (22) and a main positioning pin bracket (21) are arranged near to a welding gun lower electrode (70) on the connecting plate, the other side of the connecting plate is connected with an air cylinder (40), the main positioning pin bracket is connected with a positioning backing plate (24), the positioning backing plate is provided with a welding spot guiding hole (241) of a plate-type nut (30) and mounted with a plate-type nut positioning pin (25), the main positioning pin bracket is provided with a main positioning pin (23), a compacting arm (41) is arranged above the limiting bracket, and the compacting arm is connected with an air cylinder shaft. The plate-type nut spot welding positioning mechanism can rapidly and accurately positioning the plate-type nut in X and Y directions and limitedly positioning in Z direction, and guide to the welding gun lower electrode to carry out the spot welding work. The positioning plate-type nut has the advantages of being rapid and accurate, and simple and convenient operation. The utility model improves the working efficiency and the qualified rate of the product.
Description
Technical field
The utility model relates to a kind of anchor clamps, especially relates to a kind of board-like nut spot welding detent mechanism that adopts spot-welding equipment to carry out spot welding to finish that the board-like nut of bodywork parts on the auto production line is accurately located.
Background technology
In automobile and other manufacturing process of manufacture, be wherein requisite operation often to board-like nut welding, and board-like nut is because part is less, usually after adopting routine to clamp the mechanism location, just can't adopt spot-welding equipment to finish welding, can only to making troubles property of production, reduce production efficiency with the welding of CO2 gas shielded arc welding; And the production cost that CO2 protection weldering welded plate type nut produces is higher, and CO2 protects splashing of weldering welding can the screw thread of board-like nut be damaged simultaneously, and the production that has influence on next procedure general assembly gate lamp or other member is installed.
The day for announcing is that the number of the applying for a patent 200910073706.X on July 15th, 2009 discloses a kind of projection welding nut welding clamp, be used to solve the sheet metal component Welding Problems, its technical scheme that adopts is, comprise clamping fixture seat in the formation, clamp mechanism, upper clamping piece and position corresponding up and down on, lower lock block, lower clamping piece is fixed on the clamping fixture seat, the affixed lower clamping piece of lower lock block, lower lock block is provided with the nut alignment pin of coated insulation layer, and upper clamping piece connects clamp mechanism, the affixed upper clamping piece of upper holder block, be provided with insulating trip between upper holder block and upper clamping piece, be provided with insulating trip between lower lock block and lower clamping piece.These invention anchor clamps can position, tighten project-welding nut and sheet metal component, and utilize the suspension point welding machine directly on the station of having good positioning project-welding nut to be welded on the sheet metal component.Adopt these anchor clamps to simplify technical process, saved the intermediate transportation link, to increasing work efficiency and saving the carrying space and all can play obvious results.These anchor clamps can better not solve the problem that the less board-like nut of part is accurately located and welded equally.
The utility model content
The utility model, is realized effectively adopting spot-welding equipment to finish the board-like nut spot welding detent mechanism of welding because the present situations such as weld defect that the less problem that can't adopt spot-welding equipment to finish welding of part own is brought provide a kind ofly can accurately locate board-like nut for solving board-like nut in existing automobile and other the manufacturing process of manufacture.
The utility model is to solve the problems of the technologies described above the concrete technical scheme that is adopted to be: a kind of board-like nut spot welding detent mechanism, comprise location column plate and be connected the connecting plate of locating on the column plate, it is characterized in that: be provided with limiting bracket and main locating pin bracket by welding gun bottom electrode place on the connecting plate, opposite side on the connecting plate is connected with cylinder, be connected with the location backing plate on the main locating pin bracket, have the solder joint pilot hole of board-like nut and board-like nut alignment pin is housed on the backing plate of location, main alignment pin is housed on the main locating pin bracket, the limiting bracket top is provided with compact heap, and clamping arm is connected on the cylinder axis of cylinder.The location backing plate is provided with the alignment pin and the solder joint pilot hole of board-like nut, can fast and accurately board-like nut be positioned, and be directed to spot-welding gun bottom electrode place and carry out spot welding work; Main alignment pin is housed on the main locating pin bracket, vehicle side-wall outer-plate or other workpiece can accurately be carried out X, Y direction location; It is accurately spacing that limiting bracket and compact heap carry out the Z direction with vehicle side-wall outer-plate or other workpiece, and compact heap drives by cylinder control and compresses the location or unclamp vehicle side-wall outer-plate or other workpiece.Detent mechanism is located board-like nut fast, accurately, and is simple, convenient; Can effectively use spot-welding equipment to carry out board-like nut welding is enhanced productivity and product percent of pass.
As preferably, described location backing plate adopts the copper material structure.The protection welding, copper location backing plate can effectively be protected the vehicle side-wall outer-plate surface quality in welding process.
As preferably, described board-like nut alignment pin adopts the copper material structure.The screw thread of the board-like nut of protection is not damaged in welding process.
As preferably, described limiting bracket is L shaped shape structure.It is more effective that the vehicle side-wall outer-plate that will weld or other workpiece are carried out the Z direction is spacing.
As preferably, described clamping arm and limiting bracket corresponding position are connected with compact heap, and compact heap is L shaped shape structure, the accurately contraposition mutually of the position that compresses the end face and the spacing end face of limiting bracket 22 of compact heap.It is more effective that the vehicle side-wall outer-plate that will weld or other workpiece are carried out the Z direction is spacing.
As preferably, described location column plate is L shaped shape structure.Improve the stability and the fastness of location column plate, not waste material.
As preferably, described location backing plate is L shaped shape structure.The L end of convenient location backing plate drives board-like nut and moves between the upper and lower electrode of spot welding, carries out board-like nut point is welded on vehicle side-wall outer-plate or other workpiece.
As preferably, described limiting bracket is connected the positive upper end of connecting plate.Conveniently the workpiece that needs spot welding is carried out effective Z direction accurate limiting.
As preferably, be provided with an armlet of clamping arm on the described connecting plate by cylinder side.Support and protect stable, the reliable movement of clamping arm with the cylinder axis work of cylinder.
The beneficial effects of the utility model are: can fast and accurately board-like nut be positioned, and be directed to spot-welding gun bottom electrode place and carry out spot welding work; Main alignment pin can accurately carry out X, Y direction location with vehicle side-wall outer-plate or other workpiece; It is accurately spacing that limiting bracket and compact heap carry out the Z direction, and compact heap drives by cylinder control and compresses the location or unclamp vehicle side-wall outer-plate or other workpiece.Detent mechanism is located board-like nut fast, accurately, and is simple, convenient; Can effectively use spot-welding equipment to carry out board-like nut welding is enhanced productivity and product percent of pass.
Description of drawings:
Below in conjunction with the drawings and specific embodiments the utility model is described in further detail.
Fig. 1 is the structural representation of the preferred implementation of the board-like nut spot welding of the utility model detent mechanism.
Fig. 2 increases the structural representation of observing from another visual angle behind spot-welding gun and the upper and lower electrode among Fig. 1.
Fig. 3 is the structural representation of the board-like nut spot welding of the utility model detent mechanism when the tack-weld vehicle side-wall outer-plate.
The specific embodiment
Among Fig. 1, the embodiment shown in Figure 2, a kind of board-like nut spot welding detent mechanism, the location column plate 10 that comprises detent mechanism, and installation is connected the connecting plate 20 on the location column plate 10, connecting plate 20 is being connected with limiting bracket 22 and main locating pin bracket 21 by the installation of welding gun bottom electrode 70 positions, opposite side place at connecting plate 20 is connected with cylinder 40, and cylinder 40 is installed in the lower end side place by connecting plate 20; Be connected with location backing plate 24 on the main locating pin bracket 21, have the solder joint pilot hole 241 of board-like nut 30 on the backing plate 24 of location, and locate board-like nut alignment pin 25 be installed on the backing plate 24, main alignment pin 23 is housed on the L shaped arm of main locating pin bracket 21, L shaped another arm is installed on the connecting plate 20, be provided with clamping arm 41 directly over the limiting bracket 22, clamping arm 41 1 ends are connected on the U-shaped seat of cylinder axis 42 of cylinder 40, and other end position is corresponding with limiting bracket 22.Location backing plate 24 and board-like nut alignment pin 25 all adopt the copper material structure.Limiting bracket 22 is L shaped shape structure.Clamping arm 41 and limiting bracket 22 corresponding positions are connected with compact heap 411, and compact heap 411 is L shaped shape structure, the accurately contraposition mutually of the position that compresses the end face 4111 and the spacing end face 221 of limiting bracket 22 of compact heap 411.Location column plate 10 is L shaped shape structure, is connected with boss 11 between L shaped two contiguous blocks of location column plate 10, adds the stability and the intensity of strong fix column plate 10.Location backing plate 24 is L shaped shape structure.Limiting bracket 22 is installed the positive upper end edge that is connected connecting plate 20.An armlet 26 of clamping arm 41 is installed by cylinder 40 sides on the connecting plate 20, propping up armlet 26 adopts two upright arms to be connected the two sides of connecting plate, and by bolted below clamping arm 41, connecting plate 20 and clamping arm 41 are located between the two upright arms of armlet 26.
During use, the operator is lifting vehicle side-wall outer-plate 50 workpiece (see figure 3)s and is accurately locating with main locating pin bracket 21 and limiting bracket 22; And enable cylinder 40 work, promote 411 pairs of vehicle side places of compact heap plate 50 and compress spacing; Then board-like nut 30 parts are aimed at board-like nut copper alignment pin 25, being close to main alignment pin 23 installs, the last operation person holds manual spot-welding gun, spot-welding gun top electrode 60 and spot-welding gun bottom electrode 70 aimed at the corresponding welding position of the board-like nut 30 that needs welding, and workpiece carries out spot weld operation with the solder joint pilot hole 241 of spot-welding gun bottom electrode 70 aligning copper pads 24.
Claims (9)
1. board-like nut spot welding detent mechanism, comprise location column plate (10) and be connected the connecting plate (20) of locating on the column plate (10), it is characterized in that: connecting plate (20) is gone up by welding gun bottom electrode (70) and is located to be provided with limiting bracket (22) and main locating pin bracket (21), opposite side on the connecting plate (20) is connected with cylinder (40), be connected with location backing plate (24) on the main locating pin bracket (21), have the solder joint pilot hole (241) of board-like nut (30) and board-like nut alignment pin (25) is housed on the location backing plate (24), main alignment pin (23) is housed on the main locating pin bracket (21), limiting bracket (22) top is provided with clamping arm (41), and clamping arm (41) is connected on the cylinder axis of cylinder (40).
2. according to the described board-like nut spot welding detent mechanism of claim 1, it is characterized in that: described location backing plate (24) adopts the copper material structure.
3. according to the described board-like nut spot welding detent mechanism of claim 1, it is characterized in that: described board-like nut alignment pin (25) adopts the copper material structure.
4. according to the described board-like nut spot welding detent mechanism of claim 1, it is characterized in that: described limiting bracket (22) is L shaped shape structure.
5. according to the described board-like nut spot welding detent mechanism of claim 1, it is characterized in that: described clamping arm (41) is connected with compact heap (411) with limiting bracket (22) corresponding position, compact heap (411) is L shaped shape structure, spacing end face (221) contraposition mutually that compresses end face (4111) and limiting bracket (22) of compact heap (411).
6. according to the described board-like nut spot welding detent mechanism of claim 1, it is characterized in that: described location column plate (10) is L shaped shape structure.
7. according to claim 1 or 2 described board-like nut spot welding detent mechanisms, it is characterized in that: described location backing plate (24) is L shaped shape structure.
8. according to claim 1 or 4 described board-like nut spot welding detent mechanisms, it is characterized in that: described limiting bracket (22) is connected the positive upper end of connecting plate (20).
9. according to claim 1 or 5 or 6 described board-like nut spot welding detent mechanisms, it is characterized in that: connecting plate (20) is gone up an armlet (26) that is provided with clamping arm (41) by cylinder (40) side.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201020300299XU CN201735992U (en) | 2010-01-08 | 2010-01-08 | Plate-type nut spot welding positioning mechanism |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201020300299XU CN201735992U (en) | 2010-01-08 | 2010-01-08 | Plate-type nut spot welding positioning mechanism |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN201735992U true CN201735992U (en) | 2011-02-09 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201020300299XU Expired - Fee Related CN201735992U (en) | 2010-01-08 | 2010-01-08 | Plate-type nut spot welding positioning mechanism |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN201735992U (en) |
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102642107A (en) * | 2012-04-28 | 2012-08-22 | 长城汽车股份有限公司 | Workpiece locating device of multi-motorcycle-type welding production line of general motors |
| CN102861979A (en) * | 2012-09-29 | 2013-01-09 | 长城汽车股份有限公司 | Automatic spot welding device for automotive engine compartment repair welding |
| CN103143872A (en) * | 2013-03-25 | 2013-06-12 | 长城汽车股份有限公司 | Welding equipment of automobile engine cabin lower cross beam component |
| CN103449304A (en) * | 2013-08-23 | 2013-12-18 | 芜湖奕辰模具科技有限公司 | Automotive body fixture |
| CN104028939A (en) * | 2014-06-25 | 2014-09-10 | 昆山联德精密机械有限公司 | Weld fixing device |
-
2010
- 2010-01-08 CN CN201020300299XU patent/CN201735992U/en not_active Expired - Fee Related
Cited By (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102642107A (en) * | 2012-04-28 | 2012-08-22 | 长城汽车股份有限公司 | Workpiece locating device of multi-motorcycle-type welding production line of general motors |
| CN102642107B (en) * | 2012-04-28 | 2015-03-11 | 长城汽车股份有限公司 | Workpiece locating device of multi-motorcycle-type welding production line of general motors |
| CN102861979A (en) * | 2012-09-29 | 2013-01-09 | 长城汽车股份有限公司 | Automatic spot welding device for automotive engine compartment repair welding |
| CN102861979B (en) * | 2012-09-29 | 2014-11-12 | 长城汽车股份有限公司 | Automatic spot welding device for automotive engine compartment repair welding |
| CN103143872A (en) * | 2013-03-25 | 2013-06-12 | 长城汽车股份有限公司 | Welding equipment of automobile engine cabin lower cross beam component |
| CN103143872B (en) * | 2013-03-25 | 2015-08-26 | 长城汽车股份有限公司 | A kind of automotive engine compartment sill assembly pattern welding equipment |
| CN103449304A (en) * | 2013-08-23 | 2013-12-18 | 芜湖奕辰模具科技有限公司 | Automotive body fixture |
| CN104028939A (en) * | 2014-06-25 | 2014-09-10 | 昆山联德精密机械有限公司 | Weld fixing device |
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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 |
Granted publication date: 20110209 Termination date: 20170108 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |