CN105364363A - Pin welding clamp for car body trial-manufacturing - Google Patents
Pin welding clamp for car body trial-manufacturing Download PDFInfo
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- CN105364363A CN105364363A CN201410431063.2A CN201410431063A CN105364363A CN 105364363 A CN105364363 A CN 105364363A CN 201410431063 A CN201410431063 A CN 201410431063A CN 105364363 A CN105364363 A CN 105364363A
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- drive link
- vehicle body
- pin
- weld jig
- production according
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Abstract
The invention relates to a pin welding clamp for car body trial-manufacturing. The clamp comprises a base plate and a plurality of clamp units arranged on the base plate. Each clamp unit comprises a first transmission rod, a threaded sleeve, a second transmission rod, a clamping seat and a clamping arm, wherein the top of the second transmission rod is connected with the clamping arm, and the first transmission rod is connected with the second transmission rod through the threaded sleeve. After a white car body chassis is arranged on the clamp units, the threaded sleeves are screwed, the first transmission rods and the second transmission rods shrink, the clamping arms and the clamping seats perform clamping, and then the white car body chassis is fixed. Compared with the prior art, the pin welding clamp has the beneficial effects of being firm in locating and the like.
Description
Technical field
The present invention relates to a kind of vehicle body process technology, especially relate to a kind of pin weld jig for vehicle body trial-production.
Background technology
Make rapid progress for present automotive performance development, welding process requirement for body in white itself also improves constantly, complexity is corresponding improve also, technique more complicated in theory needs to use more weld jig to meet, especially the pin welding of vehicle body, each vehicle body pin has respective function, if solder skip or wrong weldering all can cause the erection inconvenience in body in white later stage, therefore how to meet under the prerequisite avoiding solder skip and wrong welding, use the convenient welding of effective method, be present body in white trial-manufacture technology personnel main faced by problem.
Summary of the invention
Object of the present invention be exactly in order to overcome above-mentioned prior art exist defect and provide a kind of for vehicle body trial-production pin weld jig.
Object of the present invention can be achieved through the following technical solutions:
A kind of pin weld jig for vehicle body trial-production, this fixture comprises substrate and is arranged on the multiple fixture units on substrate, described fixture unit comprises the first drive link, thread bush, the second drive link, clamping seats and clamp arm, described second dwang top is connected with clamp arm, and described first drive link is connected with the second drive link by thread bush;
Body in white chassis is placed in after on fixture unit, screws thread bush, the first drive link and the second drive link move toward one another, and clamp arm and clamping seats clamp, and then fixing body in white chassis.
Described first drive link top is provided with the first external screw thread, the second external screw thread is provided with bottom described second drive link, described thread bush is provided with internal thread, and described first external screw thread is connected with internal thread respectively with the second external screw thread, and the first external screw thread is contrary with the second externally threaded hand of spiral.
Described clamping seats is provided with alignment pin, described alignment pin is hollow structure, described clamp arm top is inverted L-shaped, described clamp arm is provided with sliding tray, have angle between the axis of described sliding tray and the axis of described clamp arm, described second drive link top is provided with slip pivot pin, and described slip pivot pin is placed in sliding tray;
The pad for clamping substrate is provided with bottom described first drive link.
Described fixture unit also comprises matrix, and be provided with the passage by the first drive link in described matrix, described matrix is located between thread bush and substrate.
Described pad and matrix are equipped with magnet.
Described fixture unit also comprises locating piece, and described locating piece is connected with clamping seats by pole, and inside is provided with positioning sleeve.
Footing is provided with below described substrate.
Described clamping unit also comprises sleeve, and described clamping seats is connected with thread bush by sleeve.
Compared with prior art, the present invention has the following advantages:
1) located by the mode of locating hole, the problem of interfering with welding gun that locate mode simply can avoid complicated location structure to cause, bottom is fixedly clamped by pad and substrate simultaneously, makes this fixing on substrate of fixture unit more firm.
2) external screw thread that both direction is contrary is set, the counter motion of the first drive link and the second drive link can be realized, thus fixture unit can be controlled simultaneously clamp up and down simultaneously.
3) structure of the second drive link and clamp arm and the hollow design of alignment pin achieve the clamping of fixture unit and body in white very cleverly.
4) pad and matrix can improve the stability of fixture unit further.
5) magnet can improve Consumer's Experience when fixture unit uses.
6) locating piece plays positioning action when arc stud welding.
7) footing can make substrate steadily place.
8) sleeve can make the attractive in appearance of fixture unit on the one hand, can increase comfort level when rotating thread bush on the other hand.
Accompanying drawing explanation
Fig. 1 is structural representation of the present invention;
Fig. 2 is the structural representation of fixture unit;
Fig. 3 is fixture unit top structure schematic diagram;
Fig. 4 is the layout of installing hole on substrate;
Fig. 5 is positioning block structure schematic diagram;
Wherein: 1, substrate, 2, fixture unit, 11, installing hole, 12, footing, the 21, first drive link, 22, thread bush, 23, the second drive link, 24, clamping seats, 25, alignment pin, 26, clamp arm, 27, sleeve, 28, locating piece, 29, matrix, 211, pad, 231, slip pivot pin, 261, sliding tray, 281, positioning sleeve.
Detailed description of the invention
Below in conjunction with the drawings and specific embodiments, the present invention is described in detail.The present embodiment is implemented premised on technical solution of the present invention, give detailed embodiment and concrete operating process, but protection scope of the present invention is not limited to following embodiment.
A kind of pin weld jig for vehicle body trial-production, as shown in Figure 1 to Figure 3, this fixture comprises substrate 1 and is arranged on the multiple fixture units 2 on substrate, fixture unit comprises the first drive link 21, thread bush 22, second drive link 23, clamping seats 24 and clamp arm 26, second dwang 23 top is connected with clamp arm, and the first drive link 21 is connected with the second drive link 23 by thread bush 22;
First drive link 21 top is provided with the first external screw thread, the second external screw thread is provided with bottom second drive link 23, thread bush 22 is provided with internal thread, first external screw thread is connected with internal thread respectively with the second external screw thread, first external screw thread is contrary with the second externally threaded hand of spiral, so just can realize the counter motion of the first drive link 21 and the second drive link 23.
As shown in Figure 3, clamping seats 24 is provided with alignment pin 25, alignment pin 25 is hollow structure, clamp arm 26 top is inverted L-shaped, clamp arm 26 is provided with sliding tray 261, have angle between the axis of sliding tray 261 and the axis of clamp arm 26, the second drive link 23 top is provided with slip pivot pin 231, and slip pivot pin 231 is placed in sliding tray 261;
Substrate 1 is provided with installing hole 11 as shown in Figure 4, in the present embodiment, the number of installing hole is 23, its distributing position as shown in FIG., 23 installing holes corresponding 23 fixture units respectively, wherein when body in white changes greatly, installing hole 11 also needs on number and position distribution, to make corresponding adjustment to adapt to corresponding body in white.
Alignment pin 25 is aimed at the feature holes on body in white chassis, thus body in white is placed in after on fixture unit 2, screw thread bush 22, first drive link 21 moves upward, and band mobile gasket 211 clamping substrate 1, second drive link 23 moves downward, slip pivot pin 231 to be positioned at bottom sliding tray 261 and to drive clamp arm 26 top to stretch out from alignment pin 25, and clamp clamping seats 24, thus body in white chassis is clamped, staff starts stud welding work; When needing to unload body in white chassis after welding is good, unscrew thread bush 22, second drive link 23 moves upward, slip pivot pin 231 is positioned at sliding tray 261 top and drives clamp arm 26 top to enter alignment pin 25 inside from alignment pin 25, first drive link 21 moves downward simultaneously, and band mobile gasket 211 unclamps substrate 1.
As shown in Figure 2, be provided with the pad 211 for clamping substrate 1 bottom the first drive link 21, fixture unit 2 also comprises matrix 29, and be provided with the passage by the first drive link 21 in matrix 29, matrix 29 is located between thread bush 22 and substrate 1.
Pad 11 and matrix 29 are equipped with magnet, and the existence of magnet can improve Consumer's Experience when fixture unit uses.
As shown in Figure 5, fixture unit 2 also comprises locating piece 28, and locating piece 28 is connected with clamping seats 24 by pole, and inside is provided with positioning sleeve 281, positioning sleeve 281 shape coordinates with stud welding gun nose shape, the selection of pole can be titanium alloy pole, also can adopt fold mechanism, to adjust the position of locating piece, locating piece is mainly in order to location during arc stud welding is used, during welding, stud welding gun head through locating piece, thus positions stud welding column.
Be provided with footing 12 below substrate 1, substrate 1 can steadily be placed.
Clamping unit 2 also comprises sleeve 27, and clamping seats is connected with thread bush 22 by sleeve 27.
Claims (9)
1. the pin weld jig for vehicle body trial-production, it is characterized in that, this fixture comprises substrate and is arranged on the multiple fixture units on substrate, described fixture unit comprises the first drive link, thread bush, the second drive link, clamping seats and clamp arm, described second dwang top is connected with clamp arm, and described first drive link is connected with the second drive link by thread bush;
Body in white chassis is placed in after on fixture unit, screws thread bush, the first drive link and the second drive link move toward one another, and clamp arm and clamping seats clamp, and then fixing body in white chassis.
2. a kind of pin weld jig for vehicle body trial-production according to claim 1, it is characterized in that, described first drive link top is provided with the first external screw thread, the second external screw thread is provided with bottom described second drive link, described thread bush is provided with internal thread, described first external screw thread is connected with internal thread respectively with the second external screw thread, and the first external screw thread is contrary with the second externally threaded hand of spiral.
3. a kind of pin weld jig for vehicle body trial-production according to claim 1, it is characterized in that, described clamping seats is provided with alignment pin, described alignment pin is hollow structure, described clamp arm top is inverted L-shaped, and described clamp arm is provided with sliding tray, has angle between the axis of described sliding tray and the axis of described clamp arm, described second drive link top is provided with slip pivot pin, and described slip pivot pin is placed in sliding tray.
4. a kind of pin weld jig for vehicle body trial-production according to claim 1, is characterized in that, be provided with the pad for clamping substrate bottom described first drive link.
5. a kind of pin weld jig for vehicle body trial-production according to claim 1, it is characterized in that, described fixture unit also comprises matrix, and be provided with the passage by the first drive link in described matrix, described matrix is located between thread bush and substrate.
6. a kind of pin weld jig for vehicle body trial-production according to claim 4 or 5, is characterized in that, described pad and matrix are equipped with magnet.
7. a kind of pin weld jig for vehicle body trial-production according to claim 1, it is characterized in that, described fixture unit also comprises locating piece, and described locating piece is connected with clamping seats by pole, and inside is provided with positioning sleeve.
8. a kind of pin weld jig for vehicle body trial-production according to claim 1, is characterized in that, be provided with footing below described substrate.
9. a kind of pin weld jig for vehicle body trial-production according to claim 1, it is characterized in that, described clamping unit also comprises sleeve, and described clamping seats is connected with thread bush by sleeve.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410431063.2A CN105364363A (en) | 2014-08-28 | 2014-08-28 | Pin welding clamp for car body trial-manufacturing |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410431063.2A CN105364363A (en) | 2014-08-28 | 2014-08-28 | Pin welding clamp for car body trial-manufacturing |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN105364363A true CN105364363A (en) | 2016-03-02 |
Family
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201410431063.2A Pending CN105364363A (en) | 2014-08-28 | 2014-08-28 | Pin welding clamp for car body trial-manufacturing |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN105364363A (en) |
Citations (7)
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|---|---|---|---|---|
| CN1683113A (en) * | 2004-04-12 | 2005-10-19 | 日产自动车株式会社 | Positioning and clamping device |
| CN102513763A (en) * | 2011-12-19 | 2012-06-27 | 大连奥托股份有限公司 | Split pin cylinder supporting structure for automobile body-in-white welding line |
| CN102672382A (en) * | 2011-03-17 | 2012-09-19 | 长春工程学院 | Flexible welding jig device for automotive body |
| CN103008941A (en) * | 2012-06-08 | 2013-04-03 | 济南吉利汽车有限公司 | Positioning clamping device for workpiece with cavity and positioning hole |
| CN203542488U (en) * | 2013-11-25 | 2014-04-16 | 国家电网公司 | Steel-cable stay wire device |
| CN203696311U (en) * | 2014-01-05 | 2014-07-09 | 十堰金中堰工贸有限公司 | Pin type positioning and clamping device for welding of automobile body |
| CN204135594U (en) * | 2014-08-28 | 2015-02-04 | 上海安莱德汽车零部件有限公司 | A kind of pin weld jig for vehicle body trial-production |
-
2014
- 2014-08-28 CN CN201410431063.2A patent/CN105364363A/en active Pending
Patent Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1683113A (en) * | 2004-04-12 | 2005-10-19 | 日产自动车株式会社 | Positioning and clamping device |
| CN102672382A (en) * | 2011-03-17 | 2012-09-19 | 长春工程学院 | Flexible welding jig device for automotive body |
| CN102513763A (en) * | 2011-12-19 | 2012-06-27 | 大连奥托股份有限公司 | Split pin cylinder supporting structure for automobile body-in-white welding line |
| CN103008941A (en) * | 2012-06-08 | 2013-04-03 | 济南吉利汽车有限公司 | Positioning clamping device for workpiece with cavity and positioning hole |
| CN203542488U (en) * | 2013-11-25 | 2014-04-16 | 国家电网公司 | Steel-cable stay wire device |
| CN203696311U (en) * | 2014-01-05 | 2014-07-09 | 十堰金中堰工贸有限公司 | Pin type positioning and clamping device for welding of automobile body |
| CN204135594U (en) * | 2014-08-28 | 2015-02-04 | 上海安莱德汽车零部件有限公司 | A kind of pin weld jig for vehicle body trial-production |
Non-Patent Citations (1)
| Title |
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| 宗培言: "《焊接结构制造技术手册》", 31 January 2012, 上海科学技术出版社 * |
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Application publication date: 20160302 |