CN210359977U

CN210359977U - Automobile body welding fixture

Info

Publication number: CN210359977U
Application number: CN201920598461.1U
Authority: CN
Inventors: 吴琼文
Original assignee: Individual
Current assignee: Jiangsu Zhongan Intelligent Logistics Equipment Co ltd
Priority date: 2019-04-28
Filing date: 2019-04-28
Publication date: 2020-04-21
Anticipated expiration: 2029-04-28

Abstract

The utility model discloses an automobile body welding jig relates to new energy automobile technical field, including the carriage, two symmetrical grip blocks have been placed to the inside in carriage, and the equal fixedly connected with fixed block in a side that two grip blocks kept away from each other, the back of every fixed block all has the dead lever through the fixed hinge joint of first round pin axle. This automobile body welding jig, reached and made the rotatable effect of electric putter, possessed and passed through electric putter for controlling the function that the centre gripping provided the power condition, the advantage of automatic centre gripping has, reached and driven the second round pin axle through electric putter and carry out gliding effect from top to bottom in the sliding shaft, possessed and driven the function that the grip block removed about removing through the dead lever, can control the centre gripping to the automobile body, the advantage that the centre gripping is effectual has, reached and driven the effect that the roof reciprocated through the motor that just reverses, the function of top centre gripping has been carried out to the automobile body, holistic centre gripping effect has further been improved.

Description

Automobile body welding fixture

Technical Field

The utility model relates to a new energy automobile technical field specifically is an automobile body welding jig.

Background

The new energy automobile is an automobile which adopts unconventional automobile fuel as a power source, integrates advanced technologies in the aspects of power control and driving of the automobile, and is advanced in formed technical principle and provided with a new technology and a new structure.

A anchor clamps that uses when being used for new energy automobile body welding, most when carrying out the centre gripping to automobile body, all stabilize from the automobile body top, can not the omnidirectional carry out the centre gripping, simultaneously because automobile body stability is relatively poor to influence weldment work, the centre gripping effect is relatively poor.

SUMMERY OF THE UTILITY MODEL

The utility model aims at providing an automobile body welding jig has possessed the effectual advantage of centre gripping, has solved the poor problem of current anchor clamps centre gripping effect.

The utility model discloses a solve above-mentioned technical problem, provide following technical scheme: the utility model provides an automobile body welding jig, includes the carriage, two symmetrical grip blocks, two have been placed to the inside in carriage the equal fixedly connected with fixed block in a side that the grip block was kept away from each other, every the back of fixed block all has the dead lever, two through the fixed hinge joint of first round pin axle the dead lever openly one side of keeping away from each other all fixed hinge joint have the second round pin axle.

The lower part of the inner side wall of the carriage is fixedly connected with two symmetrical sliding shafts, the two second pin shafts are respectively clamped inside the two sliding shafts, the lower part of the inner side wall of the carriage is fixedly connected with two symmetrical fixing plates, each fixing plate is fixedly hinged to the back of the fixing plate through a third pin shaft, and the telescopic ends of the two electric push rods are respectively fixedly hinged to the two fixing rods through two fourth pin shafts.

Furthermore, two symmetrical first chutes are formed in the inner side wall of the carriage, a sliding plate is placed inside the carriage, two side faces of the sliding plate are fixedly connected with first sliding blocks matched with the first chutes, and the first sliding blocks are clamped in the first chutes.

By adopting the technical scheme, the whole practicability is improved, and the reciprocating stability is ensured.

Furthermore, a threaded pipe is fixedly embedded in the upper surface of the sliding plate, a forward and reverse rotating motor is fixedly connected to the inner top wall of the carriage, and a threaded rod is fixedly connected to the output end of the forward and reverse rotating motor.

Through adopting above-mentioned technical scheme, can drive the threaded rod through positive and negative motor and rotate, provide the power condition for the height-adjusting.

Furthermore, the bottom end of the threaded rod penetrates through the threaded pipe and extends to the lower portion of the sliding plate, the threaded rod is in threaded connection with the threaded pipe, and a limiting block is fixedly connected to the bottom surface of the threaded rod.

Through adopting above-mentioned technical scheme, can reciprocate through the rotatory sliding plate that drives of threaded rod, prevent that the sliding plate from breaking away from the outer condition of threaded rod and taking place.

Furthermore, the bottom surface of the sliding plate is fixedly connected with two symmetrical supporting columns, a top plate is placed below the sliding plate, and the bottom surface of each supporting column is fixedly connected with the upper surface of the top plate.

Through adopting above-mentioned technical scheme, can drive the roof through the sliding plate and reciprocate to carry out the centre gripping to the top of automobile body.

Further, two symmetrical second chutes are formed in the inner bottom wall of the carriage, each second chute is connected with a second sliding block matched with the second chute in a clamped mode, and the upper surfaces of the second sliding blocks are fixedly connected with the bottom surfaces of the two clamping plates respectively.

Through adopting above-mentioned technical scheme, can make the second slider slide in the second spout, stability when further assurance grip block removed.

Compared with the prior art, the automobile body welding fixture has the following beneficial effects:

1. the utility model discloses a be provided with the fixed plate, and cooperation setting between third round pin axle and the electric putter, reached and made the rotatable effect of electric putter, possessed through electric putter for controlling the function that the centre gripping provided dynamic condition, the advantage of automatic centre gripping has, through being provided with the fixed block, and first round pin axle, the dead lever, the second round pin axle, the sliding shaft, the fourth round pin axle, the grip block, cooperation setting between second spout and the second slider, it carries out gliding effect from top to bottom in the sliding shaft to have reached to drive the second round pin axle through electric putter, possessed and driven the grip block through the dead lever and removed the function of removing, can control the centre gripping to automobile body, have the effectual advantage of centre gripping.

2. The utility model discloses a be provided with the motor that just reverses to and the cooperation setting between sliding plate, first spout, first slider, threaded rod, screwed pipe, support column and the roof, reached and driven the effect that the roof reciprocated through the motor that just reverses, possessed and carried out the function of top centre gripping to automobile body, further improved holistic centre gripping effect.

Drawings

FIG. 1 is a front view of the utility model carriage;

FIG. 2 is a cross-sectional view of the carriage of the present invention;

fig. 3 is an enlarged schematic view of a structure shown in fig. 2 according to the present invention.

In the figure: 1-a sliding plate, 2-a positive and negative rotation motor, 3-a threaded pipe, 4-a threaded rod, 5-a limiting block, 6-a first sliding groove, 7-a clamping plate, 8-a top plate, 9-a second sliding block, 10-a second sliding groove, 11-a supporting column, 12-a first sliding block, 13-a carriage, 14-a second pin shaft, 15-a sliding shaft, 16-a fixed rod, 17-a fourth pin shaft, 18-a fixed block, 19-a first pin shaft, 20-a third pin shaft, 21-a fixed plate and 22-an electric push rod.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

Referring to fig. 1-3, the present invention provides a technical solution: the utility model provides an automobile body welding jig, including carriage 13, two symmetrical grip blocks 7 have been placed to carriage 13's inside, two symmetrical second spouts 10 have been seted up to carriage 13's interior diapire, the equal joint in inside of every second spout 10 has the second slider 9 with second spout 10 looks adaptation, the upper surface of two second sliders 9 respectively with the bottom surface fixed connection of two grip blocks 7, can make second slider 9 slide in second spout 10, further guarantee the stability when grip block 7 removes, the equal fixedly connected with fixed block 18 in a side that two grip blocks 7 kept away from each other, the back of every fixed block 18 all articulates through first round pin axle 19 is fixed has dead lever 16, the equal fixed second round pin axle 14 that articulates in one side that two dead levers 16 openly kept away from each other.

The lower part of the inner side wall of the carriage 13 is fixedly connected with two symmetrical sliding shafts 15, two second pin shafts 14 are respectively clamped inside the two sliding shafts 15, the lower part of the inner side wall of the carriage 13 is fixedly connected with two symmetrical fixing plates 21, the back of each fixing plate 21 is fixedly hinged with an electric push rod 22 through a third pin shaft 20, the electric push rod 22 adopts an XTL100 model, the electric push rod 22 is an electric driving device which converts the rotary motion of a motor into the linear reciprocating motion of the push rod, the electric push rod 22 is a device known in the prior art, and the telescopic ends of the two electric push rods 22 are fixedly hinged with the two fixed rods 16 through the two fourth pin shafts 17 respectively.

The inner side wall of a carriage 13 is provided with two symmetrical first chutes 6, a sliding plate 1 is placed in the carriage 13, two side surfaces of the sliding plate 1 are fixedly connected with first sliding blocks 12 matched with the first chutes 6, and the first sliding blocks 12 are clamped in the first chutes 6, so that the whole practicability is improved, the stability of up-and-down movement is ensured, the upper surface of the sliding plate 1 is fixedly embedded with a threaded pipe 3, the inner top wall of the carriage 13 is fixedly connected with a forward and reverse motor 2, the forward and reverse motor 2 is also called as motor forward and reverse rotation, a forward and reverse rotation control circuit diagram and principle analysis thereof need to realize that the forward and reverse rotation of the motor can achieve the purpose of reverse rotation only by connecting any two opposite connecting wires in a three-phase power supply inlet wire of the motor, a self-carried rotation controller is used for controlling the rotation speed of the forward and reverse rotation motor 2, the model is JMDM-TDCM, and the output end of the forward, can drive threaded rod 4 through just reversing motor 2 and rotate, for the height-adjusting provides the power condition, threaded rod 4's bottom runs through screwed pipe 3 and extends to sliding plate 1's below, and threaded rod 4 and screwed pipe 3 threaded connection, threaded rod 4's bottom surface fixedly connected with stopper 5, can drive sliding plate 1 through threaded rod 4's rotation and reciprocate, prevented that sliding plate 1 from breaking away from the outer condition of threaded rod 4 and taking place, two symmetrical support columns 11 of sliding plate 1's bottom surface fixedly connected with, roof 8 has been placed to sliding plate 1's below, every support column 11's bottom surface all with roof 8's last fixed surface connection, can drive roof 8 through sliding plate 1 and reciprocate, thereby carry out the centre gripping at the top to automobile body.

When the welding fixture is used, the forward and reverse rotation motor 2 and the electric push rod 22 are connected with a municipal power supply, when the welding operation is carried out on a vehicle body, the vehicle body is placed between the two clamping plates 7, the fixed rod 16 is pulled through retraction of the electric push rod 22, the fixed rod 16 rotates on the fixed block 18, the fixed rod 16 drives the second pin shaft 14 to slide downwards in the sliding shaft 15, so that the two clamping plates 7 are driven to move towards one side close to each other, so that two sides of the vehicle body are clamped, the threaded rod 4 is driven to rotate through reverse rotation of the forward and reverse rotation motor 2, the threaded rod 4 is connected with the threaded pipe 3 through threads, the threaded pipe 3 drives the sliding plate 1 to rotate, the first sliding block 12 slides in the first sliding groove 6, the angle of the sliding plate 1 is limited, so that the sliding plate 1 can move downwards on the outer surface of the threaded rod 4, so that the top plate 8 is driven, the top of the vehicle body is clamped, so that the vehicle body is stabilized and welded.

Claims

1. The utility model provides an automobile body welding jig, includes carriage (13), its characterized in that: two symmetrical clamping plates (7) are arranged in the carriage (13), one side face, far away from each other, of each clamping plate (7) is fixedly connected with a fixing block (18), the back face of each fixing block (18) is fixedly hinged with a fixing rod (16) through a first pin shaft (19), and one side, far away from each other, of the front faces of the two fixing rods (16) is fixedly hinged with a second pin shaft (14);

carriage (13) inside wall's lower part fixedly connected with two symmetrical sliding shaft (15), two second round pin axle (14) joint respectively in the inside of two sliding shaft (15), carriage (13) inside wall's lower part fixedly connected with two symmetrical fixed plate (21), every the back of fixed plate (21) all has electric putter (22), two through the fixed articulated electric putter (22) that has of third round pin axle (20) the flexible end of electric putter (22) is fixed articulated through two fourth round pin axles (17) with two dead lever (16) respectively.

2. The automobile body welding jig of claim 1, wherein: two symmetrical first chutes (6) are formed in the inner side wall of the carriage (13), the sliding plate (1) is placed in the carriage (13), two side faces of the sliding plate (1) are fixedly connected with first sliding blocks (12) matched with the first chutes (6), and the first sliding blocks (12) are clamped in the first chutes (6).

3. The automobile body welding jig according to claim 2, characterized in that: the upper surface of the sliding plate (1) is fixedly embedded with a threaded pipe (3), the inner top wall of the carriage (13) is fixedly connected with a forward and reverse rotating motor (2), and the output end of the forward and reverse rotating motor (2) is fixedly connected with a threaded rod (4).

4. The automobile body welding jig of claim 3, wherein: the bottom end of the threaded rod (4) penetrates through the threaded pipe (3) and extends to the lower portion of the sliding plate (1), the threaded rod (4) is in threaded connection with the threaded pipe (3), and the bottom surface of the threaded rod (4) is fixedly connected with the limiting block (5).

5. The automobile body welding jig according to claim 2, characterized in that: the bottom surface of the sliding plate (1) is fixedly connected with two symmetrical supporting columns (11), a top plate (8) is placed below the sliding plate (1), and the bottom surface of each supporting column (11) is fixedly connected with the upper surface of the top plate (8).

6. The automobile body welding jig of claim 1, wherein: two symmetrical second chutes (10) are formed in the inner bottom wall of the carriage (13), a second sliding block (9) matched with the second chute (10) is clamped in the second chute (10), and the upper surfaces of the second sliding blocks (9) are fixedly connected with the bottom surfaces of the two clamping plates (7) respectively.