CN215787896U

CN215787896U - Welding positioning fixture

Info

Publication number: CN215787896U
Application number: CN202120089070.4U
Authority: CN
Inventors: 袁伦长
Original assignee: Chongqing Yunxi Industry And Trade Co ltd
Current assignee: Chongqing Yunxi Industry And Trade Co ltd
Priority date: 2021-01-12
Filing date: 2021-01-12
Publication date: 2022-02-11
Anticipated expiration: 2031-01-12

Abstract

The utility model relates to the technical field of fixtures, in particular to a welding positioning fixture, which comprises a workbench, a positioning fixture and a plurality of circular tube fixtures, wherein the positioning fixture comprises a first fixture, a second fixture, a third fixture, a fourth fixture and a fifth fixture, the first fixture comprises two fixing fixtures, each fixing fixture comprises a first mounting plate, a first fixing plate, a first air cylinder, a first limiting block and a second limiting block, the first mounting plate is mounted on the workbench, the first fixing plate is mounted on the first mounting plate, the first air cylinder and the first limiting block are both mounted on the first fixing plate, the second limiting block is mounted on the piston end of the first air cylinder, and the first limiting block is abutted and matched with the second limiting block; through placing special-shaped part between first stopper and second stopper, drive second stopper extrusion special-shaped part through first cylinder, first stopper just can realize the location centre gripping to special-shaped part with the second stopper, is provided with the stability that two mounting fixture can strengthen mounting fixture.

Description

Welding positioning fixture

Technical Field

The utility model relates to the technical field of clamps, in particular to a welding positioning clamp.

Background

Welding jig is for guaranteeing weldment size, improve assembly accuracy and efficiency, prevent the anchor clamps that welding deformation adopted, in automobile parts production, because some part shapes are complicated, the mould structure that one shot forming used is too complicated, the production degree of difficulty is big and the cost is higher, therefore, in the current mode of production, part that part appearance is complicated usually falls into a plurality of sub-part production, then combine and weld these sub-parts together, thereby realize the quick machine-shaping of part, can't fix a position the centre gripping to the special-shaped part on the pipe among the current welding jig, use comparatively to limit to.

SUMMERY OF THE UTILITY MODEL

The utility model provides a welding positioning clamp for overcoming the defects of the condition, and the technical scheme is as follows.

A welding positioning fixture comprises a workbench, a positioning fixture and a plurality of circular tube fixtures, wherein the positioning fixture and the circular tube fixtures are all arranged on the workbench, the positioning fixture is positioned between the circular tube fixtures and comprises a first fixture, a second fixture, a third fixture, a fourth fixture and a fifth fixture, the second fixture, the third fixture and the fourth fixture are arranged on the workbench in an arrayed manner, the fifth fixture is positioned between the third fixture and the fourth fixture, the first fixture is positioned on one side of the second fixture, the first fixture comprises two fixing fixtures, each fixing fixture comprises a first mounting plate, a first fixing plate, a first air cylinder, a first limiting block and a second limiting block, the first mounting plate is arranged on the workbench, the first fixing plate is arranged on the first mounting plate, the first air cylinder and the first limiting block are both arranged on the first fixing plate, the second limiting block is arranged on the piston end of the first air cylinder, the first limiting block is matched with the second limiting block in an abutting mode.

Further, all be provided with first locating pin on two mounting fixture, first locating pin is installed on the second stopper, has seted up first spacing groove on the first stopper, and first locating pin is pegged graft with first spacing groove and is cooperated.

Further, the second anchor clamps include the second mounting panel, the second fixed plate, the third cylinder, first rotation board, the piece that holds and press the piece, the second fixed plate is installed on the second mounting panel, the third cylinder all installs on the second fixed plate with the piece that holds, first rotation board is articulated to be installed on the second fixed plate, one side of first rotation board is articulated to be installed on the piston end of third cylinder, press the piece to install on first rotation board, the indent has been seted up on the piece that holds, press the piece to peg graft the cooperation with the indent.

Further, a fourth cylinder, a fifth cylinder, a limiting hook and a third limiting block are arranged on the second clamp, the fourth cylinder and the fifth cylinder are respectively installed on two sides of the second fixing plate, the limiting hook is installed on the piston end of the fourth cylinder, the third limiting block is installed on the piston end of the fifth cylinder, a second limiting groove is formed in the third limiting block, a second positioning pin is inserted into the third limiting block, and the second positioning pin is located in the second limiting groove.

Further, the third anchor clamps include the third mounting panel, the third fixed plate, the second rotor plate, the sixth cylinder, the seventh cylinder, the fourth stopper, the fifth stopper, sixth stopper and spacing post, the third fixed plate is installed on the third mounting panel, the bottom of second rotor plate is articulated to be installed on the third fixed plate, sixth cylinder and fifth stopper are all installed on the third fixed plate, one side at the third fixed plate is installed in the slope of seventh cylinder, the articulated piston of installing at the sixth cylinder of second rotor plate is served, the fourth stopper is all installed on the second rotor plate with the sixth stopper, spacing post is installed on the piston of seventh cylinder is served, fourth stopper and fifth stopper butt cooperation, sixth stopper and spacing post butt cooperation.

Furthermore, slide mechanism is installed to the bottom of fourth anchor clamps, and the fourth anchor clamps include the fourth mounting panel, the fourth fixed plate, the third rotor, the eighth cylinder, seventh stopper and eighth stopper, and the fourth fixed plate is installed on the fourth mounting panel, and the third rotor is articulated to be installed on the fourth fixed plate, and eighth cylinder and eighth stopper are all installed on the fourth fixed plate, and the seventh stopper is installed on the third rotor, and the reference column is all installed with the lateral part of eighth stopper to the bottom of seventh stopper.

Further, the sliding mechanism comprises a sliding plate, a guide rail and a ninth cylinder, the guide rail and the ninth cylinder are installed on the workbench, the sliding plate is installed on the guide rail, the fourth clamp is installed at the top of the sliding plate, and the sliding plate is connected with the piston end of the ninth cylinder.

Further, the fifth anchor clamps include the fifth mounting panel, the fifth fixed plate, the fourth rotor, the tenth cylinder, the eleventh cylinder, two briquetting and two bottom plates, the fifth fixed plate is installed on the fifth mounting panel, fourth rotor bottom articulates on the fifth fixed plate, the tenth cylinder is all installed on the fifth fixed plate with the eleventh cylinder, one side of fourth rotor is articulated to be installed on the piston end of the tenth cylinder, the bottom at the fourth rotor is installed to two briquetting, the piston end at the eleventh cylinder is all installed to two bottom plates, two briquetting respectively with two bottom plate butt cooperations.

Compared with the prior art, the utility model has the beneficial effects that:

through the pipe shaft of pipe anchor clamps centre gripping pipe, through the special-shaped part on the positioning fixture centre gripping pipe, through placing special-shaped part between first stopper and second stopper, drive second stopper extrusion special-shaped part through first cylinder, first stopper and second stopper just can realize the location centre gripping to special-shaped part, are provided with the stability that two mounting fixture can strengthen positioning fixture.

Drawings

FIG. 1 is a schematic structural diagram of the present invention.

Fig. 2 is a schematic structural view of a first clamp according to the present invention.

Fig. 3 is a schematic structural view of a second jig according to the present invention.

Fig. 4 is a schematic structural view of a third clamp according to the present invention.

Fig. 5 is a schematic structural view of a fourth jig according to the present invention.

Fig. 6 is a schematic structural view of a fifth jig of the present invention.

The reference numerals are respectively: the fixture comprises a workbench 1, a positioning fixture 2, a circular tube fixture 3, a first fixture 4, a second fixture 5, a third fixture 6, a fourth fixture 7, a fifth fixture 8, a fixing fixture 9, a first mounting plate 10, a first fixing plate 11, a first air cylinder 12, a first stopper 13, a second stopper 14, a first positioning pin 15, a first stopper groove 16, a second mounting plate 17, a second fixing plate 18, a third air cylinder 19, a first rotating plate 20, a receiving block 21, a pressing block 22, a pressing groove 23, a fourth air cylinder 24, a fifth air cylinder 25, a stopper hook 26, a third stopper 27, a second stopper groove 28, a second positioning pin 29, a third mounting plate 30, a third fixing plate 31, a second rotating plate 32, a sixth air cylinder 33, a seventh air cylinder 34, a fourth stopper 35, a fifth stopper 36, a sixth stopper 37, a stopper 38, a sliding mechanism 39, a fourth mounting plate 40, a fourth fixing plate 41, a third fixing plate, a sixth rotating plate 32, a sixth air cylinder 33, a third air cylinder 24, a fourth air cylinder, a sixth air cylinder, a fourth air cylinder, a sixth air cylinder, a third, A third rotating plate 42, an eighth air cylinder 43, a seventh limiting block 44, an eighth limiting block 45, a positioning column 46, a sliding plate 47, a guide rail 48, a ninth air cylinder 49, a fifth mounting plate 50, a fifth fixing plate 51, a fourth rotating plate 52, a tenth air cylinder 53, an eleventh air cylinder 54, a pressing block 55 and a bottom plate 56.

Detailed Description

As shown in fig. 1 to 6, a welding positioning fixture comprises a workbench 1, a positioning fixture 2 and a plurality of circular tube fixtures 3, wherein the positioning fixture 2 and the circular tube fixtures 3 are all installed on the workbench 1, the positioning fixture 2 is located between the circular tube fixtures 3, the positioning fixture 2 comprises a first fixture 4, a second fixture 5, a third fixture 6, a fourth fixture 7 and a fifth fixture 8, the second fixture 5, the third fixture 6 and the fourth fixture 7 are arranged on the workbench 1, the fifth fixture 8 is located between the third fixture 6 and the fourth fixture 7, the first fixture 4 is located at one side of the second fixture 5, the first fixture 4 comprises two fixing fixtures 9, each fixing fixture 9 comprises a first installation plate 10, a first fixing plate 11, a first air cylinder 12, a first limiting block 13 and a second limiting block 14, the first installation plate 10 is installed on the workbench 1, the first fixing plate 11 is installed on the first installation plate 10, first cylinder 12 and first stopper 13 are all installed on first fixed plate 11, and second stopper 14 is installed on the piston end of first cylinder 12, and first stopper 13 cooperates with second stopper 14 butt.

Further explaining, the pipe body of the round pipe is clamped by the round pipe clamp 3, the special-shaped part on the round pipe is clamped by the positioning clamp 2, the special-shaped part is placed between the first limiting block 13 and the second limiting block 14, the second limiting block 14 is driven by the first air cylinder 12 to extrude the special-shaped part, the first limiting block 13 and the second limiting block 14 can realize positioning and clamping on the special-shaped part, and the stability of the positioning clamp 2 can be enhanced by the two fixing clamps 9.

Further, the two fixing clamps 9 are respectively provided with a first positioning pin 15, the first positioning pins 15 are mounted on the second limiting blocks 14, the first limiting blocks 13 are provided with first limiting grooves 16, and the first positioning pins 15 are in inserting fit with the first limiting grooves 16; after the first limiting block 13 and the second limiting block 14 clamp the special-shaped part, the first positioning pin 15 penetrates through the mounting hole in the special-shaped part and then is connected with the first limiting groove 16 in an inserting mode, and clamping strength can be enhanced.

Further, the second clamp 5 comprises a second mounting plate 17, a second fixing plate 18, a third air cylinder 19, a first rotating plate 20, a bearing block 21 and a pressing block 22, the second fixing plate 18 is mounted on the second mounting plate 17, the third air cylinder 19 and the bearing block 21 are both mounted on the second fixing plate 18, the first rotating plate 20 is hinged to the second fixing plate 18, one side of the first rotating plate 20 is hinged to a piston end of the third air cylinder 19, the pressing block 22 is mounted on the first rotating plate 20, a pressing groove 23 is formed in the bearing block 21, and the pressing block 22 is in inserting fit with the pressing groove 23; place the pipe in indent 23, drive first rotation board 20 through third cylinder 19 and rotate, press the pipe by piece 22, set up first anchor clamps 4 in second anchor clamps 5 one side, second anchor clamps 5 can assist first anchor clamps 4 centre gripping pipe, reinforcing positioning fixture 2's stability.

Further, a fourth cylinder 24, a fifth cylinder 25, a limiting hook 26 and a third limiting block 27 are arranged on the second fixture 5, the fourth cylinder 24 and the fifth cylinder 25 are respectively installed on two sides of the second fixing plate 18, the limiting hook 26 is installed on the piston end of the fourth cylinder 24, the third limiting block 27 is installed on the piston end of the fifth cylinder 25, a second limiting groove 28 is formed in the third limiting block 27, a second positioning pin 29 is inserted into the third limiting block 27, and the second positioning pin 29 is located in the second limiting groove 28; the fourth cylinder 24 drives the limiting hook 26 to hook the special-shaped part on the circular tube, the fifth cylinder 25 drives the third limiting block 27 to move, and the second positioning pin 29 is connected with the mounting hole in the special-shaped part in an inserting mode, so that positioning accuracy is improved.

Further, the third fixture 6 includes a third mounting plate 30, a third fixing plate 31, a second rotating plate 32, a sixth cylinder 33, a seventh cylinder 34, a fourth limiting block 35, a fifth limiting block 36, a sixth limiting block 37 and a limiting post 38, the third fixing plate 31 is mounted on the third mounting plate 30, the bottom of the second rotating plate 32 is hinged to the third fixing plate 31, the sixth cylinder 33 and the fifth limiting block 36 are both mounted on the third fixing plate 31, the seventh cylinder 34 is obliquely mounted on one side of the third fixing plate 31, the second rotating plate 32 is hinged to the piston end of the sixth cylinder 33, the fourth limiting block 35 and the sixth limiting block 37 are both mounted on the second rotating plate 32, the limiting post 38 is mounted on the piston end of the seventh cylinder 34, the fourth limiting block 35 is in abutting fit with the fifth limiting block 36, and the sixth limiting block 37 is in abutting fit with the limiting post 38; after the fifth limiting block 36 is abutted to the bottom of the special-shaped part, the sixth cylinder 33 drives the second rotating plate 32 to rotate, and after the fourth limiting block 35 and the sixth limiting block 37 press the special-shaped part, the seventh cylinder 34 drives the limiting column 38 to extrude the special-shaped part, so that the special-shaped parts at different angles can be clamped.

Further, a sliding mechanism 39 is installed at the bottom of the fourth fixture 7, the fourth fixture 7 includes a fourth installation plate 40, a fourth fixed plate 41, a third rotating plate 42, an eighth cylinder 43, a seventh limiting block 44 and an eighth limiting block 45, the fourth fixed plate 41 is installed on the fourth installation plate 40, the third rotating plate 42 is hinged to the fourth fixed plate 41, the eighth cylinder 43 and the eighth limiting block 45 are both installed on the fourth fixed plate 41, the seventh limiting block 44 is installed on the third rotating plate 42, and positioning columns 46 are installed at the bottom of the seventh limiting block 44 and the side portions of the eighth limiting block 45; the fourth fixture 7 is driven to move by the sliding mechanism 39, the eighth cylinder 43 drives the third rotating plate 42 to rotate, and the positioning columns 46 of the seventh limiting block 44 and the eighth limiting block 45 are all inserted into the mounting holes of the special-shaped parts, so that the accuracy of the positioning fixture 2 is enhanced.

Further, the sliding mechanism 39 comprises a sliding plate 47, a guide rail 48 and a ninth cylinder 49, the guide rail 48 and the ninth cylinder 49 are mounted on the workbench 1, the sliding plate 47 is mounted on the guide rail 48, the fourth clamp 7 is mounted on the top of the sliding plate 47, and the sliding plate 47 is connected with the piston end of the ninth cylinder 49; the ninth cylinder 49 drives the sliding plate 47 to slide, and the guide rail 48 limits the sliding plate 47 to prevent the sliding plate from moving and deviating.

Further, the fifth fixture 8 includes a fifth mounting plate 50, a fifth fixing plate 51, a fourth rotating plate 52, a tenth air cylinder 53, an eleventh air cylinder 54, two pressing blocks 55 and two bottom plates 56, the fifth fixing plate 51 is mounted on the fifth mounting plate 50, the bottom of the fourth rotating plate 52 is hinged to the fifth fixing plate 51, the tenth air cylinder 53 and the eleventh air cylinder 54 are both mounted on the fifth fixing plate 51, one side of the fourth rotating plate 52 is hinged to the piston end of the tenth air cylinder 53, the two pressing blocks 55 are mounted at the bottom of the fourth rotating plate 52, the two bottom plates 56 are both mounted on the piston end of the eleventh air cylinder 54, and the two pressing blocks 55 are respectively abutted to and matched with the two bottom plates 56; the special-shaped part is arranged between the pressing blocks 55 and the bottom plate 56, the tenth air cylinder 53 drives the two pressing blocks 55 to move, the eleventh air cylinder 54 drives the two bottom plates 56 to ascend, and the pressing blocks 55 and the bottom plates 56 extrude and clamp the special-shaped part.

Various other modifications and alterations of the disclosed structure and principles of the utility model will become apparent to those skilled in the art from this disclosure, and all such modifications and alterations are intended to be within the scope of the utility model.

Claims

1. a welding positioning fixture is characterized in that: comprising a workbench, a positioning fixture and a plurality of circular pipe fixtures, the positioning fixture and the circular pipe fixture are both installed on the workbench, and the positioning fixture is located between a plurality of circular pipe fixtures, and the positioning fixture is positioned between the multiple circular pipe fixtures. The fixture includes a first fixture, a second fixture, a third fixture, a fourth fixture and a fifth fixture. The second fixture, the third fixture and the fourth fixture are arranged on the worktable, and the fifth fixture is located between the third fixture and the fourth fixture. Between the clamps, the first clamp is located on one side of the second clamp, the first clamp includes two fixing clamps, and the fixing clamps include a first mounting plate, a first fixing plate, a first cylinder, a first limit block and a second limit The first mounting plate is mounted on the workbench, the first fixing plate is mounted on the first mounting plate, the first cylinder and the first limiting block are both mounted on the first mounting plate, and the second limiting block is mounted on the first mounting plate. On the piston end of a cylinder, the first limiting block abuts and cooperates with the second limiting block.

2 . The welding positioning fixture according to claim 1 , wherein the two fixing fixtures are provided with a first positioning pin, the first positioning pin is mounted on the second limiting block, and the first limiting block is 2. 3 . A first limit groove is opened on the upper part, and the first positioning pin is inserted and matched with the first limit groove.

3. A welding positioning fixture according to claim 1, wherein the second fixture comprises a second mounting plate, a second fixing plate, a third cylinder, a first rotating plate, a receiving block and a pressing block, the second The fixed plate is installed on the second installation plate, the third cylinder and the receiving block are installed on the second fixed plate, the first rotating plate is hingedly installed on the second fixed plate, and one side of the first rotating plate is hingedly installed on the third fixed plate. On the piston end of the cylinder, the pressing block is installed on the first rotating plate, the receiving block is provided with a pressing groove, and the pressing block is inserted and matched with the pressing groove.

4. A welding positioning fixture as claimed in claim 3, wherein the second fixture is provided with a fourth cylinder, a fifth cylinder, a limit hook and a third limit block, the fourth cylinder and the fifth cylinder are provided with a fourth cylinder, a fifth cylinder, a limit hook and a third limit block. Installed on both sides of the second fixing plate respectively, the limit hook is installed on the piston end of the fourth cylinder, the third limit block is installed on the piston end of the fifth cylinder, and the third limit block is provided with a second limiter. A positioning slot, a second positioning pin is inserted on the third limiting block, and the second positioning pin is located in the second limiting slot.

5. The welding positioning fixture of claim 1, wherein the third fixture comprises a third mounting plate, a third fixing plate, a second rotating plate, a sixth cylinder, a seventh cylinder, and a fourth limiter block, fifth limit block, sixth limit block and limit column, the third fixed plate is mounted on the third mounting plate, the bottom of the second rotating plate is hingedly mounted on the third fixed plate, the sixth cylinder and the first The five limit blocks are all installed on the third fixed plate, the seventh cylinder is obliquely installed on one side of the third fixed plate, the second rotating plate is hingedly installed on the piston end of the sixth cylinder, the fourth limit block is connected to the sixth The limit blocks are installed on the second rotating plate, the limit column is installed on the piston end of the seventh cylinder, the fourth limit block is in contact with the fifth limit block, and the sixth limit block is in contact with the limit column. Match up.

6. The welding positioning fixture according to claim 1, wherein a sliding mechanism is installed on the bottom of the fourth fixture, and the fourth fixture comprises a fourth mounting plate, a fourth fixing plate, a third rotating plate, an eighth The cylinder, the seventh limit block and the eighth limit block, the fourth fixed plate is installed on the fourth installation plate, the third rotating plate is hingedly installed on the fourth fixed plate, the eighth cylinder and the eighth limit block are installed On the fourth fixing plate, the seventh limiting block is mounted on the third rotating plate, and the bottom of the seventh limiting block and the side portion of the eighth limiting block are both provided with positioning columns.

7. A welding positioning fixture as claimed in claim 6, characterized in that: the sliding mechanism comprises a sliding plate, a guide rail and a ninth cylinder, the guide rail and the ninth cylinder are installed on the workbench, the sliding plate is installed on the guide rail, and the first The four clamps are mounted on the top of the sliding plate, and the sliding plate is connected with the piston end of the ninth cylinder.

8. A welding positioning fixture according to claim 1, wherein the fifth fixture comprises a fifth mounting plate, a fifth fixing plate, a fourth rotating plate, a tenth air cylinder, an eleventh air cylinder, two pressure block and two bottom plates, the fifth fixed plate is mounted on the fifth mounting plate, the bottom of the fourth rotating plate is hinged on the fifth fixed plate, the tenth cylinder and the eleventh cylinder are both mounted on the fifth fixed plate, the fourth One side of the rotating plate is hingedly mounted on the piston end of the tenth cylinder, the two pressing blocks are mounted on the bottom of the fourth rotating plate, and the two bottom plates are both mounted on the piston end of the eleventh cylinder. The two bottom plates are abutted and matched.