CN201026555Y - Clamp for welding vehicle frame - Google Patents
Clamp for welding vehicle frame Download PDFInfo
- Publication number
- CN201026555Y CN201026555Y CNU2007200352665U CN200720035266U CN201026555Y CN 201026555 Y CN201026555 Y CN 201026555Y CN U2007200352665 U CNU2007200352665 U CN U2007200352665U CN 200720035266 U CN200720035266 U CN 200720035266U CN 201026555 Y CN201026555 Y CN 201026555Y
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- China
- Prior art keywords
- pair
- frame
- support stand
- clamp
- pipe
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- Expired - Fee Related
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- Butt Welding And Welding Of Specific Article (AREA)
Abstract
The utility model relating to a fixture to weld vehicle frames comprises a frame, a front support frame to locate and support the front three angles and a post lower fork, a middle support frame to locate and support the front three angles and the post upper fork, a post support frame to support and locate the post upper fork, the post lower fork and a pedestal bearing. The front support frame, the middle support frame and the post support frame are respectively provided with a structure to tightly and fix the parts of the vehicle frame, making the parts of the vehicle frame quickly fixed before welding, so the welding of the whole vehicle frame is completed by fixed only one time. The utility model has the advantages of high processing efficiency and correct welding position, increasing the qualification rate of processing frames.
Description
Technical field
The utility model relates to a kind of weld jig, particularly when making the vehicle frame of electric bicycle, is used for each spare part of vehicle frame is clamped and fixing weld jig.
Background technology
As shown in Figure 8, the vehicle frame of electric bicycle (5) generally includes: preceding triangle (51), Seat stay (53), Chain stay (52), mounting (54) and rear supporting tube (55) and hook stator (56).Wherein, preceding triangle (51) is welded together by vehicle head tube (511), standpipe (512) and five-way pipe (513) and forms; Chain stay (52) and Seat stay (53) be respectively by a pair of symmetrical down bend pipe (521) and go up bend pipe (531) and weld together, and a pair of bend pipe (521) down and a pair of on accompany bridge tube (522,532) respectively between the bend pipe (531); Mounting (54) then is made up of U-shaped pipe (541) and a plurality of reinforced pipe (542) that is welded on the U-shaped pipe (541); A pair of in addition bend pipe (531), a pair of rearward end of bend pipe (521) down and the bottom of a pair of rear supporting tube (55) of going up all is welded on the hook stator (56).When making the vehicle frame of electric bicycle,, cause the welding position inaccurate because the out-of-shape of vehicle frame usually relatively moves between each parts when welding; Perhaps by repeatedly fixing, welding is finished, and working (machining) efficiency is low.
Summary of the invention
Problem to be solved in the utility model provides a kind of can the clamping and fixing weld jig by each part with vehicle frame in when welding.
The technical scheme that the utility model adopted is: a kind of welding clamp of vehicle frame, and it comprises frame;
Be used to locate and bracketing before the front support stand of triangle and Chain stay, described front support stand is fixedly installed on this frame, is provided with the fixture block on the triangle front portion before being pressed against on the described front support stand movably;
Be used to locate and bracketing before the middle part bracing frame of triangle and Seat stay, described middle part bracing frame is fixedly installed on this frame, be provided with movably on the bracing frame of described middle part and a pair ofly can be inserted in clamp in the five-way pipe to small part, the top that is positioned at this clamp on the bracing frame of described middle part is gone back pivot and is rotatably connected to first supporting seat that is used for fixing Seat stay, be provided with a pair of second eccentric wheel that is used to clamp a pair of last bend pipe to be welded on described first supporting seat rotationally, also be provided with a pair of first eccentric wheel that is used to clamp a pair of following bend pipe to be welded on the bracing frame of described middle part rotationally;
Be used to locate and the rear support stand of bracketing Seat stay and Chain stay and mounting, described rear support stand is fixedly installed on this frame, have on the described rear support stand and be used to second supporting seat that supports the carriage of mounting and be used to support a pair of rear supporting tube, be provided with at least one pair of the 3rd eccentric wheel on described second supporting seat rotationally, be set with the positioning seat that is used for fixing the hook stator on the described rear support stand, described positioning seat comprises the fixed block that is fixedly installed on the described rear support stand and a pair of jaw on left side that is arranged on described fixed block respectively movably and right side, have locating hole on the left end face of described fixed block and its right end face, described jaw has the punching bar that attenuates and can insert this locating hole near an end of described fixed block.
Have the pattern that is used for bracketing preceding triangle to be welded on the described front support stand, the both sides end face of described pattern is connected with respectively and is used to support a pair of first back-up block of bend pipe down, and the rearward end of this first back-up block has the part of can accommodating breach of bend pipe down.
Have the pressure pin that is used to support U-shaped pipe to be welded on the described carriage, be fixed with the reference column that at least one pair of is used for U-shaped pipe and reinforced pipe on the described pressure pin, also be provided with the briquetting that is used to be pressed against on the mounting to be welded on the described carriage movably.
But the rear portion of described frame also is provided with the top board that along continuous straight runs moves, and described top board is positioned at the rear side of described fixed block and is used to hold out against the hook stator.
Also be connected with the rotation pole that is used for the bracketing reinforced pipe on the described positioning seat rotationally, the end of described rotation pole is hinged with movable head, has the breach of accommodating on the described movable head.
The utility model can clamp fast to each building block of vehicle frame, just can finish the welding of car load frame by once fixing,, have working (machining) efficiency height and welding position advantage accurately, can improve the qualification rate of vehicle frame processing.
Description of drawings
Accompanying drawing 1 is a front view of the present utility model;
Accompanying drawing 2 is a vertical view of the present utility model;
Accompanying drawing 3 is along the cutaway view of A-A in the accompanying drawing 2;
Accompanying drawing 4 be in the accompanying drawing 1 B to view;
Accompanying drawing 5 be in the accompanying drawing 1 C to view;
Accompanying drawing 6 be in the accompanying drawing 1 D to view;
Accompanying drawing 7 is along the cutaway view of E-E in the accompanying drawing 1;
Accompanying drawing 8 is the explosive view of vehicle frame to be welded;
Wherein: 1, frame; 2, front support stand; 21, fixture block; 22, pattern; 23, first back-up block; 3, middle part bracing frame; 31, first eccentric wheel; 32, first supporting seat; 33, holder mould; 34, second eccentric wheel; 35, clamp; 4, rear support stand; 41, positioning seat; 411, rotate pole; 412, movable head; 42, second supporting seat; 421, the 3rd eccentric wheel; 43, carriage; 431, pressure pin; 432, reference column; 433, briquetting; 44, jaw; 441, punching bar; 45, fixed block; 451, locating hole; 46, top board; 5, vehicle frame; 51, preceding triangle; 511, vehicle head tube; 512, standpipe; 513, five-way pipe; 52, Chain stay; 521, following bend pipe; 522, bridge tube; 53, Seat stay; 531, go up bend pipe; 532, bridge tube; 54, mounting; 541, U-shaped pipe; 542, reinforced pipe; 55, rear supporting tube; 56, hook stator;
The specific embodiment
Referring to accompanying drawing 1 to accompanying drawing 7, a kind of welding clamp of vehicle frame, it comprises frame 1, be arranged on this frame 1 and be used to support and locate each workpiece to be welded a plurality of bracing frames, be arranged on the sidepiece of a plurality of bracing frames and be used for the fixing clamping device of the workpiece that each is to be welded.Left side in the accompanying drawing 1 is corresponding with " preceding " side described in this specification, and on the contrary, the right side in the accompanying drawing 1 is corresponding with " back " side described in this specification; " left side " and " right side " described in corresponding this specification of upper and lower side in the accompanying drawing 2.
Above-mentioned bracing frame be respectively be used to locate and bracketing before triangle 51 and Chain stay 52 front portions front support stand 2, be used to locate and bracketing before triangle 51 rear portions and Seat stay 53 front portions middle part bracing frame 3, be used to locate and bracketing Seat stay 53 and the rear portion of Chain stay 52 and the rear support stand 4 of mounting 54.
Because workpiece is placed on above-mentioned each bracing frame unstable, move easily, so before welding place work piece on one side, on one side it is fixedly clamped.Wherein, has the pattern 22 that is used for bracketing preceding triangle 51 to be welded on the front support stand 2, the both sides end face of pattern 22 is connected with respectively and is used to support a pair of first back-up block 23 of bend pipe 521 down, and the rearward end of this first back-up block 23 has the part of can accommodating breach of bend pipe 521 down.Standpipe 512 parts on the preceding triangle 51 are leaned against on the pattern 22, and the front portion of a pair of down bend pipe 521 is placed in the breach on first back-up block 23.Clamping device comprises and is arranged on the front support stand 2 movably and is pressed against fixture block 21 on the standpipe 512 that this fixture block 21 is fixed the front portion of preceding triangle 51 by air cylinder driven.
The middle part of preceding triangle 51 just is positioned on the bracing frame 3 of middle part, also be connected with first supporting seat 32 that is used for fixing Seat stay 53 rotationally on the bracing frame 3 of middle part, it turned to suitable position the front end of the last bend pipe 531 on the Seat stay 53 can be erected on first supporting seat 32.Clamping device also comprise at least one pair of be arranged on the bracing frame 3 of middle part rotationally and be used to clamp a pair of following bend pipe 521 to be welded first eccentric wheel 31, at least one pair of is arranged on first supporting seat 32 rotationally and be used to clamp second eccentric wheel 34 of a pair of last bend pipe 531 to be welded, be arranged on the bracing frame 3 of middle part movably and can be inserted in the interior a pair of clamp 35 of five-way pipe 513 to small part.Has groove respectively on the circumferential surface of a pair of first eccentric wheel 31 and second eccentric wheel 34, rotate first eccentric wheel 31 and second eccentric wheel 34, make a pair of bend pipe 521 parts down be positioned at the groove of first eccentric wheel 31, a pair ofly go up the groove that bend pipe 531 parts are positioned at second eccentric wheel 34, and a pair of first eccentric wheel 31 and second eccentric wheel 34 respectively will a pair of bend pipe 521 down and a pair of bend pipe 531 of going up clamp and fix; A pair of clamp 35 inserts in the both sides of five-way pipe 513 respectively, and with its clamping.
Also have on this rear support stand 4 and be used to second supporting seat 42 that supports the carriage 43 of mounting 54 and be used to support a pair of rear supporting tube 55.Has a pair of pressure pin 431 that is used to support U-shaped pipe 541 on the carriage 43, all be fixed with the reference column 432 that at least one pair of is used to limit U-shaped pipe 541 and reinforced pipe 542 positions on each pressure pin 431, each reference column 432 distributes according to the welding relation of U-shaped pipe 541 and reinforced pipe 542, U-shaped pipe 541 and reinforced pipe 542 are placed on the pressure pin 431, and be defined the position by reference column 432, also be provided with at least one pair of on the carriage 43 movably and be pressed against briquetting 433 on the U-shaped pipe 541, usually for U-shaped pipe 541 is fixed fast, can adopt cylinder to drive briquetting 433.Be provided with at least one pair of the 3rd eccentric wheel 421 on second supporting seat 42 rotationally, after treating that mounting 54 and hook stator 56 are fixed, a pair of rear supporting tube 55 is placed on second supporting seat 42, and rotate a pair of the 3rd eccentric wheel 421, a pair of rear supporting tube 55 is pressed on the U-shaped pipe 541.
Also be connected with the rotation pole 411 that is used for bracketing reinforced pipe 532 on the positioning seat 41 rotationally, the end of rotating pole 411 is hinged with movable head 412, has the breach of accommodating on the movable head 412, reinforced pipe 532 is placed on this accommodates in the breach, and rotate this rotation pole 411, make reinforced pipe 532 suitable welding position between the bend pipe 531 on a pair of.
Claims (5)
1. welding clamp of vehicle frame, it is characterized in that: it comprises frame (1);
The front support stand (2) that is used for preceding triangle (51) of location and bracketing and Chain stay (52), described front support stand (2) is fixedly installed on this frame (1), is provided with the fixture block (21) that is pressed against on preceding triangle (51) front portion on the described front support stand (2) movably;
The middle part bracing frame (3) that is used for preceding triangle (51) of location and bracketing and Seat stay (53), described middle part bracing frame (3) is fixedly installed on this frame (1), be provided with movably on the described middle part bracing frame (3) and a pair ofly can be inserted in clamp (35) in the five-way pipe (513) to small part, go back pivot on the described middle part bracing frame (3) and be rotatably connected to first supporting seat (32) that is used for fixing Seat stay (53), be provided with a pair of second eccentric wheel (34) that is used to clamp a pair of last bend pipe (531) to be welded on described first supporting seat (32) rotationally, also be provided with a pair of first eccentric wheel (31) that is used to clamp a pair of following bend pipe (521) to be welded on the described middle part bracing frame (3) rotationally;
The rear support stand (4) that is used for location and bracketing Seat stay (53) and Chain stay (52) and mounting (54), described rear support stand (4) is fixedly installed on this frame (1), has the carriage (43) that is used to support mounting (54) on the described rear support stand (4), be used to the positioning seat (41) that supports second supporting seat (42) of a pair of rear supporting tube (55) and be used for fixing hook stator (56), be provided with at least one pair of the 3rd eccentric wheel (421) on described second supporting seat (42) rotationally, described positioning seat (41) comprises the fixed block (45) that is fixedly installed on the described rear support stand (4) and a pair of jaw (44) on left side that is arranged on described fixed block (45) respectively movably and right side, have locating hole (451) on the left end face of described fixed block (45) and its right end face, described jaw (44) has the punching bar (441) that attenuates and can insert this locating hole (451) near an end of described fixed block (45).
2. welding clamp of vehicle frame according to claim 1, it is characterized in that: have the pattern (22) that is used for bracketing preceding triangle (51) to be welded on the described front support stand (2), the both sides end face of described pattern (22) is connected with respectively and is used to support a pair of first back-up block (23) of bend pipe (521) down, and the rearward end of this first back-up block (23) has the part of can accommodating breach of bend pipe (521) down.
3. welding clamp of vehicle frame according to claim 1, it is characterized in that: have the pressure pin (431) that is used to support U-shaped pipe (541) to be welded on the described carriage (43), be fixed with the reference column (432) that at least one pair of is used for U-shaped pipe (541) and reinforced pipe (542) on the described pressure pin (431), also be provided with the briquetting (433) that is used to be pressed against on the mounting to be welded (54) on the described carriage (43) movably.
4. welding clamp of vehicle frame according to claim 1, it is characterized in that: described frame (1) but the rear portion also be provided with the top board (46) that along continuous straight runs moves, described top board (46) is positioned at the rear side of described fixed block (45) and is used to hold out against hook stator (56).
5. welding clamp of vehicle frame according to claim 1, it is characterized in that: also be connected with the rotation pole (411) that is used for bracketing reinforced pipe (532) on the described positioning seat (41) rotationally, the end of described rotation pole (411) is hinged with movable head (412), and described movable head has the breach of accommodating on (412).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNU2007200352665U CN201026555Y (en) | 2007-03-07 | 2007-03-07 | Clamp for welding vehicle frame |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNU2007200352665U CN201026555Y (en) | 2007-03-07 | 2007-03-07 | Clamp for welding vehicle frame |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN201026555Y true CN201026555Y (en) | 2008-02-27 |
Family
ID=39130755
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CNU2007200352665U Expired - Fee Related CN201026555Y (en) | 2007-03-07 | 2007-03-07 | Clamp for welding vehicle frame |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN201026555Y (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103600188A (en) * | 2013-09-03 | 2014-02-26 | 陈隽 | Bicycle front tripod assembly mold |
| CN103624438A (en) * | 2012-08-22 | 2014-03-12 | 江苏卡威专用汽车制造有限公司 | Left and right radiator installation crossbeam plate assembly fixture |
| CN104985375A (en) * | 2015-07-08 | 2015-10-21 | 力帆实业(集团)股份有限公司 | Tail positioning device for motorcycle frame welding tool |
-
2007
- 2007-03-07 CN CNU2007200352665U patent/CN201026555Y/en not_active Expired - Fee Related
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103624438A (en) * | 2012-08-22 | 2014-03-12 | 江苏卡威专用汽车制造有限公司 | Left and right radiator installation crossbeam plate assembly fixture |
| CN103600188A (en) * | 2013-09-03 | 2014-02-26 | 陈隽 | Bicycle front tripod assembly mold |
| CN103600188B (en) * | 2013-09-03 | 2015-07-15 | 陈隽 | Bicycle front tripod assembly mold |
| CN104985375A (en) * | 2015-07-08 | 2015-10-21 | 力帆实业(集团)股份有限公司 | Tail positioning device for motorcycle frame welding tool |
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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: 20080227 Termination date: 20100307 |