CN203018903U - Welding frock clamp for resistance welding of piston rod - Google Patents
Welding frock clamp for resistance welding of piston rod Download PDFInfo
- Publication number
- CN203018903U CN203018903U CN 201320008183 CN201320008183U CN203018903U CN 203018903 U CN203018903 U CN 203018903U CN 201320008183 CN201320008183 CN 201320008183 CN 201320008183 U CN201320008183 U CN 201320008183U CN 203018903 U CN203018903 U CN 203018903U
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- piston rod
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Abstract
The utility model discloses a welding frock clamp for resistance welding of a piston rod and relates to welding frock clamps for resistance welding. The welding frock clamp comprises a clamp platform, a sticking unit, a rod part clamping unit, an end part clamping unit and a propelling unit, wherein the sticking unit, the rod part clamping unit, the end part clamping unit and the propelling unit are sequentially arranged on the clamp platform; the sticking unit comprises a left support plate and a support pin arranged on the left support plate; the rod part clamping unit comprises a pressing mechanism and a support block I; a clamping groove is formed at the top surface of the support block I; the end part clamping unit comprises a support block II, a support groove, and a support block III which is arranged inside the support groove; a V-shaped groove is formed in one side of the support block III and a groove is formed in the other side; the propelling unit comprises a right support plate and a cam arranged on the right support plate; the cam is arranged inside the groove at one side of the support block III; the planes, in which the center points of the support pin, the clamping groove and the V-shaped groove are arranged, are vertical to the clamping platform; and the support block II is arranged on a straight line on which the support block I and the support groove are located. The welding frock clamp is simple in structure, convenient and practical, and provides welding quality and accuracy guarantee for resistance welding of the piston rod.
Description
Technical field
The utility model relates to a kind of electric resistance welding frock clamp, specifically a kind of piston rod electric resistance welding frock clamp.
Background technology
the welding of piston rod, adopt traditionally melt welding method, but this kind method cost is high, pollute large, size inaccuracy and surface quality are relatively poor, and that electric resistance welding has production efficiency is high, welding quality is good, low-cost, save material, working condition is better, be easy to the characteristics such as automation, electric resistance welding need to have special welding tooling, be used for fixing and clamping work pieces, welding tooling will adapt with the structure of welding work pieces, to improve welding quality, and it is at present few for the electric resistance welding frock of piston rod, but also exist the location accurate not, complex structure and other problems.
The utility model content
In order to address the above problem, the utility model provides a kind of piston rod electric resistance welding frock clamp, is used for the bar section of piston rod and the electric resistance welding of end, to improve quality and the precision of welding.
for achieving the above object, the technical solution of the utility model is: a kind of piston rod electric resistance welding frock clamp, comprise jig platform and be located at successively the unit that withstands on jig platform, bar section clamping unit, end clips clamping unit and propulsion unit, withstand the unit and comprise left supported plate and the supporting pin that is located on left supported plate, bar section clamping unit comprises hold-down mechanism and back-up block I, the end face of back-up block I is provided with clamping slot, the end clips clamping unit comprises the back-up block II, support slot and the back-up block III that is located in the support slot groove, one side of back-up block III is provided with V-shaped groove, opposite side is provided with groove, propulsion unit comprises right supported plate and the cam that is located on right supported plate, cam is located in the groove of back-up block III one side, supporting pin, the plane at the central point place of clamping slot and V-shaped groove is perpendicular to jig platform, the back-up block II is positioned on the straight line at back-up block I and support slot place.
Described hold-down mechanism comprises pressing plate, support bar, stage clip and telescopic support struts, the lower end of support bar and telescopic support struts all is fixed on jig platform, bottom-up stage clip, pressing plate and the nut of being provided with successively on support bar, the lower surface of pressing plate is connected with the top of telescopic support struts.
Described clamping slot is the v-shaped structure groove.
Described back-up block II is comprised of pedestal and the boss that is located on pedestal, and the end face of boss is higher than the groove bottom of support slot, and the width of boss is less than the width of V-shaped groove opening maximum.
It is described that to withstand unit, bar section clamping unit, end clips clamping unit and propulsion unit be all to be fixed on jig platform by screw and pin.
Adopt interference fit between described left supported plate and supporting pin.
Beneficial effect: the utility model arranges on jig platform withstands the quick location that piston rod is convenient in the unit, bar section clamping unit has been realized the radial location of bar section, hold-down mechanism used can compress piston rod well and loosen, and be convenient to lay fast and take down welding work pieces, end clips clamping unit and propulsion unit are convenient to the clamping of pistons end and are applied upset force, whole apparatus structure is simple, convenient and practical, for the electric resistance welding of piston rod provides welding quality and accuracy guarantee.
Description of drawings
Fig. 1 is the main TV structure schematic diagram that the utility model removes hold-down mechanism.
Fig. 2 is plan structure schematic diagram of the present utility model.
Fig. 3 is the structural representation of bar of the present utility model section clamping unit.
Be labeled as in figure: 1, jig platform, 2, withstand the unit, 3, bar section clamping unit, 4, end clips clamping unit, 5, propulsion unit, 6, the bar section of piston rod, 7, the end of piston rod, 21, left supported plate, 22, supporting pin, 31, hold-down mechanism, 311, pressing plate, 312, support bar, 313, stage clip, 314, telescopic support struts, 315, nut, 32, back-up block I, 321, clamping slot, 41, the back-up block II, 411, pedestal, 412, boss, 42, support slot, 43, the back-up block III, 431, V-shaped groove, 51, right supported plate, 52, cam.
The specific embodiment
Below in conjunction with accompanying drawing, the utility model is further illustrated.
a kind of piston rod electric resistance welding frock clamp, comprise jig platform 1 and be located at successively and withstand unit 2 on jig platform 1, bar section clamping unit 3, end clips clamping unit 4 and propulsion unit 5, withstand unit 2 and comprise left supported plate 21 and the supporting pin 22 that is located on left supported plate 21, bar section clamping unit 3 comprises hold-down mechanism 31 and back-up block I 32, the end face of back-up block I 32 is provided with clamping slot 321, end clips clamping unit 4 comprises back-up block II 41, support slot 42 and the back-up block III 43 that is located in support slot 42 grooves, one side of back-up block III 43 is provided with V-shaped groove 431, opposite side is provided with groove, propulsion unit 5 comprises right supported plate 51 and the cam 52 that is located on right supported plate 51, cam 52 is located in the groove of back-up block III 43 1 sides, supporting pin 22, the plane at the central point place of clamping slot 321 and V-shaped groove 431 is perpendicular to jig platform 1, back-up block II 41 is positioned on the straight line at back-up block I 32 and support slot 42 places.
Described hold-down mechanism 31 comprises pressing plate 311, support bar 312, stage clip 313 and telescopic support struts 314, the lower end of support bar 312 and telescopic support struts 314 all is fixed on jig platform 1, bottom-up stage clip 313, pressing plate 311 and the nut 315 of being provided with successively on support bar 312, the lower surface of pressing plate 311 is connected with the top of telescopic support struts 314.
Described clamping slot 321 is the v-shaped structure groove.
Described back-up block II 41 is comprised of pedestal 411 and the boss 412 that is located on pedestal 411, and the end face of boss 412 is higher than the groove bottom of support slot 42, and the width of boss 412 is less than the width of V-shaped groove 431 opening maximums.
It is described that to withstand unit 2, bar section clamping unit 3, end clips clamping unit 4 and propulsion unit 5 be all to be fixed on jig platform 1 by screw and pin.
Adopt interference fit between described left supported plate 21 and supporting pin 22.
Before electric resistance welding, the bar section 6 of piston rod and the end 7 of piston rod are fixed according to the mode shown in accompanying drawing 1 on this utility model, the nut 315 of at first loosening pressed mechanism 31, pressing plate 311 is removed, the bar section 6 of piston rod is put in the clamping slot 321 of back-up block I 32, makes piston rod be moved to the left to bar section 6 one ends along clamping slot 321 and withstand supporting pin 22; Again pressing plate 311 is turned over be pressed onto bar section 6 above, adjust the degree of tightness of stage clip 313 and the height of telescopic support struts 314, make telescopic support struts 314 and part bar section 6 be in same level, fastening nut 315 and then complete the location of bar section 6 then, as shown in Figure 3; Then the end 7 with piston rod is put on back-up block II 41, and the right side of end 7 is fixing by the V-shaped groove 431 of back-up block III 43 1 sides, and bar section's clamping unit 3 and end clips clamping unit 4 will guarantee that the bar section 6 of piston rod and end 7 are positioned on same axis; Then to bar section 6 and end 7 energisings, the resistance heat that produces is to a certain extent the time, rotating cam 52, cam 52 promotes back-up block III 43 was moved to the left and upset force was imposed on piston rod in support slot 42 end 7, after keeping a period of time, cam 52 is gone back to original position, unclamp nut 315, regulate the height of stage clip 313, remove piston rod, complete welding.
Claims (4)
1. piston rod electric resistance welding frock clamp, it is characterized in that: comprise jig platform (1) and be located at successively and withstand unit (2) on jig platform (1), bar section clamping unit (3), end clips clamping unit (4) and propulsion unit (5), withstanding unit (2) comprises left supported plate (21) and is located at supporting pin (22) on left supported plate (21), bar section clamping unit (3) comprises hold-down mechanism (31) and back-up block I (32), the end face of back-up block I (32) is provided with clamping slot (321), end clips clamping unit (4) comprises back-up block II (41), support slot (42) and be located at back-up block III (43) in support slot (42) groove, one side of back-up block III (43) is provided with V-shaped groove (431), opposite side is provided with groove, propulsion unit (5) comprises right supported plate (51) and is located at cam (52) on right supported plate (51), cam (52) is located in the groove of back-up block III (43) one sides, supporting pin (22), the plane at the central point place of clamping slot (321) and V-shaped groove (431) is perpendicular to jig platform (1), back-up block II (41) is positioned on the straight line at back-up block I (32) and support slot (42) place.
2. a kind of piston rod electric resistance welding frock clamp as claimed in claim 1, it is characterized in that: described hold-down mechanism (31) comprises pressing plate (311), support bar (312), stage clip (313) and telescopic support struts (314), the lower end of support bar (312) and telescopic support struts (314) all is fixed on jig platform (1), upper bottom-up stage clip (313), pressing plate (311) and the nut (315) of being provided with successively of support bar (312), the lower surface of pressing plate (311) is connected with the top of telescopic support struts (314).
3. a kind of piston rod electric resistance welding frock clamp as claimed in claim 1, it is characterized in that: described clamping slot (321) is the v-shaped structure groove.
4. a kind of piston rod electric resistance welding frock clamp as claimed in claim 1, it is characterized in that: described back-up block II (41) is comprised of pedestal (411) and the boss (412) that is located on pedestal (411), the end face of boss (412) is higher than the groove bottom of support slot (42), and the width of boss (412) is less than the width of V-shaped groove (431) opening maximum.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201320008183 CN203018903U (en) | 2013-01-08 | 2013-01-08 | Welding frock clamp for resistance welding of piston rod |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201320008183 CN203018903U (en) | 2013-01-08 | 2013-01-08 | Welding frock clamp for resistance welding of piston rod |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203018903U true CN203018903U (en) | 2013-06-26 |
Family
ID=48642917
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 201320008183 Expired - Fee Related CN203018903U (en) | 2013-01-08 | 2013-01-08 | Welding frock clamp for resistance welding of piston rod |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN203018903U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105904072A (en) * | 2016-07-08 | 2016-08-31 | 铜陵市神雕机械制造有限公司 | Welding machine special for chain block chain |
| CN109014714A (en) * | 2018-07-25 | 2018-12-18 | 国营芜湖机械厂 | One kind is by oil piston bar assembly apparatus for welding and positioning |
| CN110900066A (en) * | 2019-10-31 | 2020-03-24 | 武汉船用电力推进装置研究所（中国船舶重工集团公司第七一二研究所） | Welding method for complex workpiece |
-
2013
- 2013-01-08 CN CN 201320008183 patent/CN203018903U/en not_active Expired - Fee Related
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105904072A (en) * | 2016-07-08 | 2016-08-31 | 铜陵市神雕机械制造有限公司 | Welding machine special for chain block chain |
| CN105904072B (en) * | 2016-07-08 | 2018-02-23 | 铜陵市神雕机械制造有限公司 | Chain block chain special welding machine |
| CN109014714A (en) * | 2018-07-25 | 2018-12-18 | 国营芜湖机械厂 | One kind is by oil piston bar assembly apparatus for welding and positioning |
| CN110900066A (en) * | 2019-10-31 | 2020-03-24 | 武汉船用电力推进装置研究所（中国船舶重工集团公司第七一二研究所） | Welding method for complex workpiece |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C17 | Cessation of patent right | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20130626 Termination date: 20140108 |