CN219443985U

CN219443985U - Welding fixture

Info

Publication number: CN219443985U
Application number: CN202320013439.2U
Authority: CN
Inventors: 史栋
Original assignee: Foshan Samyo Auto Parts Manufacture Co ltd
Current assignee: Foshan Samyo Auto Parts Manufacture Co ltd
Priority date: 2023-01-04
Filing date: 2023-01-04
Publication date: 2023-08-01
Anticipated expiration: 2033-01-04

Abstract

The utility model discloses a welding fixture, which has the technical scheme that: the clamping device comprises a part clamping mechanism and a clamp clamping mechanism, wherein the part clamping mechanism comprises a placing plate, clamping blocks are arranged at two ends of the lower part of the placing plate, positioning blocks are arranged at two ends of the upper part of the placing plate, a threaded rod is arranged between the two positioning blocks, one end of the threaded rod is connected with a servo motor, and an end clamping block and a middle clamping block are arranged on the threaded rod in a threaded manner; the fixture clamping mechanism comprises a mounting plate, and two positioning assemblies are mounted at two ends of the lower portion of the mounting plate. The clamping block of the part clamping mechanism is clamped and fixed through the positioning assembly, so that the installation stability of the part clamping mechanism is maintained.

Description

Welding fixture

Technical Field

The utility model relates to the field of automobile part welding, in particular to a welding fixture.

Background

The automobile parts are each unit forming the automobile part processing whole and are products serving the automobile part processing, when the stop lever shifting fork is used, welding treatment is needed, and when welding is carried out, the stop lever shifting fork is required to be fixedly clamped, so that welding treatment can be conveniently carried out on the stop lever shifting fork.

Referring to the chinese patent of existing publication No. CN115246059a, it discloses a welding fixture, including the panel positioner body, although including two grip blocks that set up relatively, wait to weld the work piece centre gripping between two grip blocks, every corner of grip block all is equipped with the transition inclined plane, and the rigidity of grip block is good, and the deformation resistance is strong, can guarantee the reliable clamping of waiting to weld the work piece to reduce welding fixture's manufacturing cost. However, the above-mentioned devices still have some drawbacks, such as: 1. the simultaneous clamping and fixing of a plurality of groups of parts cannot be realized, and then welding treatment is carried out; 2. the quick replacement of the equipment cannot be realized, namely the equipment cannot be replaced when a plurality of different working positions are selected, and the replacement process is troublesome and inconvenient.

Disclosure of Invention

In view of the problems mentioned in the background art, an object of the present utility model is to provide a welding fixture to solve the problems mentioned in the background art.

The technical aim of the utility model is realized by the following technical scheme:

the welding fixture comprises a part clamping mechanism and a fixture clamping mechanism, wherein the part clamping mechanism comprises a placing plate, clamping blocks are fixedly arranged at two ends of the lower part of the placing plate, positioning blocks are fixedly arranged at two ends of the upper part of the placing plate, a threaded rod is arranged between the two positioning blocks, one end of the threaded rod is connected with a servo motor, and an end clamping block and a middle clamping block are arranged on the threaded rod in a threaded manner;

the fixture clamping mechanism comprises a mounting plate, two positioning assemblies are fixedly mounted at two ends of the lower portion of the mounting plate, each positioning assembly comprises a mounting frame, a servo electric cylinder is fixedly mounted in each mounting frame, connecting fins are fixedly mounted at two ends of each mounting frame, pushing rods are movably connected to the inner portions of the connecting fins, clamping rods are rotatably connected to the end portions of the pushing rods through pin shafts, arc-shaped rods are arranged at one ends of the clamping rods, the arc-shaped rods are connected with the pushing rods through springs, moving rods are connected to the pushing rods through pin shafts on two sides of the arc-shaped rods, and the end portions of the moving rods are movably connected with output rods of the servo electric cylinders through pin shafts.

Through adopting above-mentioned technical scheme, when using, realize carrying out effectual centre gripping fixedly to auto parts through part fixture, it rotates to drive the threaded rod through servo motor, make the threaded rod can drive tip clamp splice and middle part clamp splice and tighten up, realize carrying out effectual centre gripping fixedly to auto parts, and anchor clamps fixture can realize carrying out centre gripping fixedly to part fixture, be convenient for realize changing the processing to part fixture of different quantity stations, and realize carrying out centre gripping fixedly to the grip block in the part fixture through locating component, pass through the movable rod through servo motor jar and promote the catch bar promptly, make the catch bar can carry out centre gripping fixedly to the grip block through the clamp bar realization, keep part fixture's stable installation.

Preferably, the lower part welding of placing the board has a plurality of gag lever posts, a plurality of gag lever post grooves have been seted up on the mounting panel, the gag lever post block joint is connected the inside in gag lever post groove, two grip block grooves have been seted up on the mounting panel, the grip block joint is connected the inside in grip block groove.

Through adopting above-mentioned technical scheme, offered a plurality of gag lever post grooves on the mounting panel, the gag lever post of being convenient for place the board lower part carries out the block and connects, realizes effectual spacing location to the setting in grip block groove is convenient for the grip block to carry out the block and connects, keeps the fixity.

Preferably, a sliding rod is fixedly installed between the two positioning blocks, the servo motor is fixed at one side of one end of the positioning block, a V-shaped groove is formed in one end of the end clamping block, and V-shaped grooves are formed in two ends of the middle clamping block.

Through adopting above-mentioned technical scheme, the setting of slide bar is convenient for keep the balanced stability of tip clamp splice and middle part clamp splice to and the setting of V type groove is convenient for realize carrying out the centre gripping fixed to mechanical parts, keeps stability.

Preferably, one end of the pushing rod is provided with a plurality of connecting holes, and the inner threads of the connecting holes are connected with positioning bolts.

Through adopting above-mentioned technical scheme, the settlement of connecting hole is convenient for realize carrying out the erection joint to positioning bolt, through the installation of positioning bolt in the different connecting holes, keeps realizing spacing to the travel distance, realizes accurate displacement control.

Preferably, the inner side of the end part of the clamping rod is welded with a clamping plate, two sides of the clamping block are provided with clamping plate grooves, and the clamping plates are connected in a clamping mode in the clamping plate grooves.

Through adopting above-mentioned technical scheme, the tip welding of clamping lever has splint, is convenient for realize carrying out the centre gripping to the grip block fixedly to the both sides of grip block are equipped with the splint groove, and the splint of being convenient for can not cause to drop or shift when carrying out the centre gripping.

Preferably, the connecting blocks are respectively and fixedly installed on the two sides of the inner side and the outer side of the pushing rod in a staggered mode, anti-falling rods are fixedly arranged on the lower portions of the connecting blocks, and the clamping rods are located between the anti-falling rods on the two sides.

Through adopting above-mentioned technical scheme, the setting of connecting block and anticreep pole can realize spacing to the clamping lever, prevents that the clamping lever from moving excessively, causes to be inconvenient for carry out the centre gripping fixed.

Preferably, the connecting block in the outside with the upper end of arc pole is fixed and is equipped with the connecting rod, all cup jointed the spring ring on the connecting rod, two fixedly connected with spring between the spring ring.

Through adopting above-mentioned technical scheme, the settlement of connecting rod is convenient for realize cup jointing the spring ring and connects to realize connecting the spring through the spring ring, realize pulling the arc pole through the settlement of spring, be convenient for reset when loosening the grip block.

Preferably, a connector is fixedly arranged at the end part of the output rod of the servo electric cylinder, and the connector is movably connected with the moving rods at two sides through pin shafts.

Through adopting above-mentioned technical scheme, the settlement of connector is convenient for realize being connected with the movable rod of both sides.

In summary, the utility model has the following advantages:

according to the clamping device, the automobile parts are effectively clamped and fixed through the part clamping mechanisms, the threaded rod is driven to rotate through the servo motor, so that the threaded rod can drive the end clamping blocks and the middle clamping blocks to be tightened, the automobile parts can be effectively clamped and fixed, the part clamping mechanisms can be clamped and fixed through the clamp clamping mechanisms, replacement processing of the part clamping mechanisms is facilitated, replacement processing of the part clamping mechanisms with different numbers of stations is facilitated, clamping and fixing of the clamping blocks in the part clamping mechanisms are facilitated through the positioning assembly, namely, the pushing rod is pushed to move through the moving rod through the servo motor cylinder, so that the clamping blocks can be clamped and fixed through the clamping rods, and stable installation of the part clamping mechanisms is maintained.

Drawings

FIG. 1 is a schematic diagram of the structure of the present utility model;

FIG. 2 is a schematic bottom view of the part holding mechanism of the present utility model;

FIG. 3 is a schematic top view of a portion of the part holding mechanism of the present utility model;

FIG. 4 is a schematic bottom view of the clamp mechanism of the present utility model;

FIG. 5 is a schematic bottom view of the positioning assembly of the present utility model;

FIG. 6 is a schematic top view of the positioning assembly of the present utility model.

Reference numerals: 1. a part clamping mechanism; 101. placing a plate; 102. a limit rod; 103. a clamping block; 104. a clamping plate groove; 105. a positioning block; 106. a slide bar; 107. a threaded rod; 108. a servo motor; 109. an end clamp block; 110. a middle clamping block; 2. a clamp clamping mechanism; 201. a mounting plate; 202. a limit rod groove; 203. a clamping block groove; 204. a positioning assembly; 2041. a servo electric cylinder; 2042. a mounting frame; 2043. a connection fin; 2044. a push rod; 2045. a connection hole; 2046. positioning bolts; 2047. a clamping rod; 2048. an arc-shaped rod; 2049. a pin shaft; 20410. a clamping plate; 20411. a connecting block; 20412. a spring; 20413. an anti-drop rod; 20414. a moving rod; 20415. a connector; 20416. a connecting rod; 20417. a spring; 20418. and a spring ring.

Detailed Description

The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.

Examples

Referring to fig. 1-6, a welding fixture comprises a part clamping mechanism 1 and a fixture clamping mechanism 2, wherein the part clamping mechanism 1 comprises a placing plate 101, clamping blocks 103 are fixedly arranged at two ends of the lower part of the placing plate 101, positioning blocks 105 are fixedly arranged at two ends of the upper part of the placing plate 101, a threaded rod 107 is arranged between the two positioning blocks 105, one end of the threaded rod 107 is connected with a servo motor 108, and an end clamping block 109 and a middle clamping block 110 are arranged on the threaded rod 107 in a threaded manner;

the fixture clamping mechanism 2 comprises a mounting plate 201, two positioning assemblies 204 are fixedly mounted at two ends of the lower portion of the mounting plate 201, each positioning assembly 204 comprises a mounting frame 2042, a servo electric cylinder 2041 is fixedly mounted in each mounting frame 2042, connecting fins 2043 are fixedly mounted at two ends of each mounting frame 2042, pushing rods 2044 are movably connected in each connecting fin 2043, the ends of the pushing rods 2044 are rotatably connected with clamping rods 2047 through pin shafts 2049, one ends of the clamping rods 2047 are provided with arc-shaped rods 2048, the arc-shaped rods 2048 are connected with the pushing rods 2044 through springs 20412, moving rods 20414 are connected to the pushing rods 2044 on two sides through pin shafts 2049, and the ends of the moving rods 20414 are movably connected with output rods of the servo electric cylinders 2041 through pin shafts 2049.

When the clamping fixture is used, the automobile parts are effectively clamped and fixed through the part clamping mechanism 1, the threaded rod 107 is driven to rotate through the servo motor 108, the threaded rod 107 can drive the end clamping blocks 109 and the middle clamping blocks 110 to be tightened, the automobile parts are effectively clamped and fixed, the clamping fixture clamping mechanism 2 can clamp and fix the part clamping mechanism 1, replacement processing of the part clamping mechanism 1 is facilitated, replacement processing of the part clamping mechanism 1 with different numbers of stations is facilitated, clamping fixation of the clamping blocks 103 in the part clamping mechanism 1 is achieved through the positioning assembly 204, namely, the pushing rod 2044 is pushed to move through the servo motor 2041 through the moving rod 20414, the pushing rod 2044 can clamp and fix the clamping blocks 103 through the clamping rod 2047, and stable installation of the part clamping mechanism 1 is maintained.

Specifically, the fixture clamping mechanism 2 is arranged to fix the part clamping mechanism 1, namely, the fixture clamping mechanism 2 comprises a mounting plate 201, a plurality of limit rod grooves 202 are formed in the mounting plate 201, and a plurality of limit rod 102 are welded at the lower part of the holding plate 101 in the part clamping mechanism 1 and comprise a clamping block groove 203, the limit rod 102 is clamped and connected in the limit rod groove 202, two clamping block grooves 203 are formed in the mounting plate 201, two clamping blocks 103 are fixedly arranged at the lower part of the holding plate 101, the clamping blocks 103 are clamped and connected in the clamping block grooves 203, a plurality of limit rod grooves 202 are formed in the mounting plate 201, the limit rod 102 at the lower part of the holding plate 101 is conveniently clamped and connected, effective limit positioning is realized, the clamping block grooves 203 are conveniently arranged to clamp the clamping blocks 103 in a clamping connection mode, the fixing performance is kept, two positioning blocks 105 are fixedly arranged at the upper part of the holding plate 101, a threaded rod 107 is arranged on one side of the two positioning blocks 105, a servo motor 108 is arranged at one end of the threaded rod 107, the servo motor 108 is fixed on one side of the one end positioning block 105, a sliding rod 106 is fixedly arranged between the two positioning blocks 105, two end clamping blocks 109 and a plurality of middle clamping blocks 110 are arranged on the threaded rod 107 and the sliding rod 106, a V-shaped groove is formed at one end of each end clamping block 109, V-shaped grooves are formed at two ends of each middle clamping block 110, the setting of the sliding rod 106 is convenient for keeping the balance stability of the end clamping blocks 109 and the middle clamping blocks 110, the setting of the V-shaped grooves is convenient for realizing the clamping and fixing of mechanical parts, the stability is kept, a positioning component 204 is arranged at the lower part of the mounting plate 201, the clamping and fixing of the clamping blocks 103 are realized through the positioning component 204, namely mounting frames 2042 are respectively and fixedly arranged at two ends of the lower part of the mounting plate 201, a servo electric cylinder 2041 is fixedly arranged in the mounting frame 2042, connecting fins 2043 are arranged on two sides of the mounting frame 2042, a pushing rod 2044 is movably connected in the connecting fins 2043, one end of the pushing rod 2044 is provided with a plurality of connecting holes 2045, positioning bolts 2046 are connected in the connecting holes 2045 in a threaded manner, the positioning bolts 2046 are conveniently installed and connected through the setting of the connecting holes 2045, the moving distance is limited through the installation of the positioning bolts 2046 in different connecting holes 2045, accurate displacement control is realized, moving rods 20414 are connected on the pushing rods 2044 on two sides through pins, a connector 20415 is fixedly arranged at the end part of an output rod of the servo electric cylinder 2041, the connector 20415 is movably connected with the moving rods 20414 on two sides through pins 2049, the setting of the connector 20415 is conveniently connected with the moving rods 20414 on two sides, then, a clamping rod 2047 is connected to the end of the pushing rod 2044 through a pin roll 2049, an arc-shaped rod 2048 is arranged at one end of the clamping rod 2047, a clamping plate 20410 is welded to the inner side of the end of the clamping rod 2047, clamping plate grooves 104 are formed in two sides of the clamping block 103, the clamping plate 20410 is clamped and connected to the inside of the clamping plate grooves 104, the clamping plate 20410 is welded to the end of the clamping rod 2047, clamping and fixing of the clamping block 103 are facilitated, the clamping plate grooves 104 are formed in two sides of the clamping block 103, when the clamping plate 20410 clamps, the clamping block 20410 is not separated or shifted, a connecting block 20411 is fixedly arranged on two sides of the inner side and the outer side of the pushing rod 2044 respectively in a dislocation mode, an anti-falling rod 20413 is fixedly arranged on the lower portion of the connecting block 20411, the clamping rod 2047 is located between the anti-falling rods 20413 on the two sides, the connecting block 20411 and the anti-falling rod 20413 are set to limit the clamping rod 2047, excessive movement of the clamping rod 2047 is prevented, and clamping and the clamping and fixing are inconvenient, connecting rod 20416 is fixedly arranged at the upper ends of connecting block 20411 and arc-shaped rod 2048 on the outer side, spring rings 20418 are sleeved on connecting rod 20416, springs 20417 are fixedly connected between two spring rings 20418, setting of connecting rod 20416 is convenient for realizing sleeve connection of spring rings 20418, connection of springs 20417 is realized through spring rings 20418, pulling of arc-shaped rod 2048 is realized through setting of springs 20417, resetting is convenient when clamping block 103 is released, namely, fixed clamping installation of part clamping mechanism 1 through positioning assembly 204 is completed, and clamping and fixing of automobile parts are realized through part clamping mechanism 1.

Although embodiments of the present utility model have been shown and described, it will be understood by those skilled in the art that various changes, modifications, substitutions and alterations can be made therein without departing from the principles and spirit of the utility model, the scope of which is defined in the appended claims and their equivalents.

Claims

1. Welding jig, including part fixture (1) and anchor clamps fixture (2), its characterized in that: the part clamping mechanism (1) comprises a placing plate (101), clamping blocks (103) are fixedly arranged at two ends of the lower part of the placing plate (101), positioning blocks (105) are fixedly arranged at two ends of the upper part of the placing plate (101), a threaded rod (107) is arranged between the two positioning blocks (105), one end of the threaded rod (107) is connected with a servo motor (108), and an end clamping block (109) and a middle clamping block (110) are arranged on the threaded rod (107) in a threaded manner;

the clamp clamping mechanism (2) comprises a mounting plate (201), two positioning assemblies (204) are fixedly mounted at two ends of the lower portion of the mounting plate (201), each positioning assembly (204) comprises a mounting frame (2042), a servo electric cylinder (2041) is fixedly mounted in each mounting frame (2042), connecting fins (2043) are fixedly mounted at two ends of each mounting frame (2042), pushing rods (2044) are movably connected in each connecting fin (2043), clamping rods (2047) are rotatably connected to the end portions of the pushing rods (2044) through pin shafts (2049), arc-shaped rods (2048) are arranged at one ends of the clamping rods (2047), the arc-shaped rods (2048) are connected with the pushing rods (2044) through springs (20412), moving rods (20414) are connected to the pushing rods (2044) through pin shafts (2049), and the end portions of the moving rods (14) at two sides are movably connected with output rods of the servo electric cylinders (2041) through pin shafts (2049).

2. A welding jig according to claim 1, wherein: the lower part welding of placing board (101) has a plurality of gag lever post (102), a plurality of gag lever post grooves (202) have been seted up on mounting panel (201), gag lever post (102) block connection is in the inside in gag lever post groove (202), two grip block grooves (203) have been seted up on mounting panel (201), grip block (103) block connection is in the inside in grip block groove (203).

3. A welding jig according to claim 1, wherein: a sliding rod (106) is fixedly arranged between the two positioning blocks (105), the servo motor (108) is fixed at one end of one side of the positioning block (105), a V-shaped groove is formed in one end of the end clamping block (109), and V-shaped grooves are formed in two ends of the middle clamping block (110).

4. A welding jig according to claim 1, wherein: one end of the pushing rod (2044) is provided with a plurality of connecting holes (2045), and the inner threads of the connecting holes (2045) are connected with positioning bolts (2046).

5. A welding jig according to claim 1, wherein: clamping plates (20410) are welded on the inner sides of the end parts of the clamping rods (2047), clamping plate grooves (104) are formed in the two sides of the clamping blocks (103), and the clamping plates (20410) are connected in a clamping mode in the clamping plate grooves (104).

6. A welding jig according to claim 1, wherein: connecting blocks (20411) are respectively and fixedly installed on the two sides of the inner side and the outer side of the pushing rod (2044) in a staggered mode, anti-falling rods (20413) are fixedly arranged on the lower portions of the connecting blocks (20411), and clamping rods (2047) are located between the two anti-falling rods (20413).

7. A welding jig as defined in claim 6, wherein: the connecting block (20411) in the outside and the upper end of the arc-shaped rod (2048) are fixedly provided with a connecting rod (20416), the connecting rod (20416) is sleeved with spring rings (20418), and springs (20417) are fixedly connected between the two spring rings (20418).

8. A welding jig according to claim 1, wherein: the end part of the output rod of the servo electric cylinder (2041) is fixedly provided with a connector (20415), and the connector (20415) is movably connected with the moving rods (20414) at two sides through pin shafts (2049).