CN216829370U

CN216829370U - Automobile welding assembly fixture

Info

Publication number: CN216829370U
Application number: CN202122938195.2U
Authority: CN
Inventors: 曹骞
Original assignee: Individual
Current assignee: Individual
Priority date: 2021-11-25
Filing date: 2021-11-25
Publication date: 2022-06-28
Anticipated expiration: 2031-11-25

Abstract

The utility model relates to the technical field of welding fixtures and discloses an automobile welding assembly fixture which comprises a chassis, wherein two groups of hydraulic rods are mounted at the top of the chassis, an adjusting bottom support is fixed at the top of each hydraulic rod, a bidirectional screw rod is mounted in each adjusting bottom support, two sides of each adjusting bottom support are connected with a group of adjusting seats in a sliding mode, and a central support is mounted in the middle of each adjusting bottom support. This car welds dress assembly jig, through the hydraulic stem, the height of collet is adjusted in the adjustment of being convenient for, according to the width of car parts, install two sets of regulation seats through two-way screw rod both ends, be convenient for drive two sets of regulation seat adjustment intervals simultaneously by two-way screw rod, so that the centre gripping car parts, through the anchor clamps seat of installing on the adjusting screw rod, be convenient for finely tune the position of anchor clamps seat, it is convenient better fixed to carry out the centre gripping, thereby the height and the position of inconvenient regulation anchor clamps have been solved, work efficiency's problem has been reduced.

Description

Automobile welding assembly fixture

Technical Field

The utility model relates to the technical field of welding fixtures, in particular to an automobile welding assembly fixture.

Background

In the assembly welding production process of an automobile body, in order to ensure the product quality, improve the labor productivity and reduce the labor intensity, tools and devices for clamping and determining the position of a workpiece are often used for completing assembly and welding work, the tools and the devices are generally called as assembly welding fixtures, while the existing automobile assembly welding fixtures are mostly fixed, the height and the position of the fixtures are inconvenient to adjust, the work efficiency is reduced, and therefore an automobile assembly welding fixture needs to be developed.

SUMMERY OF THE UTILITY MODEL

Technical problem to be solved

Aiming at the defects of the prior art, the utility model provides an automobile welding assembly fixture, which solves the problems that the height and the position of the fixture are inconvenient to adjust and the working efficiency is reduced.

(II) technical scheme

In order to achieve the purpose, the utility model provides the following technical scheme: an automobile welding assembly fixture comprises a chassis, wherein two groups of hydraulic rods are installed at the top of the chassis, an adjusting collet is fixed at the top of each hydraulic rod, a bidirectional screw rod is installed inside the adjusting collet, two sides of the adjusting collet are both connected with a group of adjusting seats in a sliding manner, a central support is installed in the middle of the adjusting collet, an adjusting screw rod is installed on each adjusting seat, a fixture seat is connected with the top of each adjusting seat in a sliding manner, the fixture seat is in threaded connection with the adjusting screw rod, a support frame is fixed at the top of the fixture seat, a first clamping piece and a second clamping piece are installed at the top end of the support frame, a first pushing rod is installed at the outer end of the first clamping piece, a second pushing rod is installed at the outer end of the second clamping piece, a linking block is installed between the bottom end of the first pushing rod and the bottom end of the second pushing rod, a transmission column is fixed in the middle of the linking block, and penetrates through the surface of the support frame, the connecting plate is installed in the transmission post outside, install drive screw on the anchor clamps seat, drive screw and connecting plate outer end spiro union.

Preferably, the two-way screw rod is in threaded connection with the adjusting seats, and threads arranged at two ends of the two-way screw rod are respectively matched with the two groups of adjusting seats.

Preferably, a telescopic push rod is installed inside the central support, and the top end of the telescopic push rod is rotatably connected with an adjusting support plate.

Preferably, the middle part of the adjusting seat is provided with a limiting groove, the bottom of the clamp seat is fixed with a limiting block, and the limiting block is arranged in the limiting groove.

Preferably, pulley grooves are formed in two sides of the top of the adjusting seat, a plurality of groups of auxiliary wheels are mounted at the bottom of the clamp seat, and the auxiliary wheels are in surface contact with the pulley grooves.

Preferably, the top of the clamp seat is fixed with a limiting column, and the limiting column penetrates through the outer end of the connecting plate.

Preferably, the middle part of the connecting plate is provided with a connecting groove, the outer side of the transmission column is fixed with a connecting column, and the connecting column slides in the connecting groove.

Preferably, a set of spacing collar is all installed to first clamping piece and second clamping piece outside.

Preferably, a group of universal wheels are mounted at four corners of the bottom of the chassis.

Preferably, the surfaces of the adjusting support plate, the first clamping piece and the second clamping piece are wrapped with anti-skid rubber pads.

(III) advantageous effects

Compared with the prior art, the utility model provides an automobile welding assembly fixture, which has the following beneficial effects:

1. This car welds dress assembly jig, through the hydraulic stem, be convenient for adjust the height of regulation collet, according to the width of car parts, install two sets of regulation seats through two-way screw rod both ends, be convenient for drive two sets of regulation seat adjustment intervals simultaneously by two-way screw rod, so that the centre gripping car parts, through the anchor clamps seat of installation on the adjusting screw rod, be convenient for finely tune the position of anchor clamps seat, it is fixed to make things convenient for better carry out the centre gripping, thereby the height and the position of inconvenient regulation anchor clamps have been solved, work efficiency's problem has been reduced.

2. This car welds dress assembly jig has seted up the pulley groove through adjusting a top both sides, and the multiunit auxiliary wheel is installed to anchor clamps seat bottom, and auxiliary wheel and pulley groove surface contact are convenient for reduce anchor clamps seat and adjust the frictional force between the seat, make anchor clamps seat make things convenient for more and smooth when the adjusting position, and the universal wheel is all installed in chassis bottom four corners, is convenient for adjust the position of anchor clamps at any time to weld the dress operation.

3. This car welds dress assembly jig all installs a set of spacing collar through first clamping piece and the second clamping piece outside, is convenient for avoid first clamping piece and second clamping piece to drop from the support frame top, has all wrapped up the non-slip rubber pad through regulation backup pad, first clamping piece and second clamping piece surface, is convenient for avoid at the in-process of centre gripping with the support, and first clamping piece and second clamping piece cause the damage to car parts surface, influence work efficiency.

Drawings

FIG. 1 is a schematic view of the structure of the present invention;

FIG. 2 is a schematic view of an adjusting base according to the present invention;

fig. 3 is an exploded view of a portion of the structure of the present invention.

In the figure: 1. a chassis; 2. a hydraulic lever; 3. adjusting the bottom support; 4. a bidirectional screw; 5. a central support; 6. a telescopic push rod; 7. adjusting the support plate; 8. an adjusting seat; 9. adjusting the screw rod; 10. a clamp seat; 11. an auxiliary wheel; 12. a pulley groove; 13. a support frame; 14. a first clip piece; 15. a first push rod; 16. a second clip; 17. a second push rod; 18. a joining block; 19. a drive post; 20. a connecting plate; 21. a drive screw; 22. a limiting column; 23. a universal wheel.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

Referring to fig. 1-3, the present invention provides a technical solution: an automobile welding assembly fixture comprises a chassis 1, two groups of hydraulic rods 2 are mounted at the top of the chassis 1, an adjusting bottom support 3 is fixed at the top of each hydraulic rod 2, a bidirectional screw rod 4 is mounted inside the adjusting bottom support 3, a group of adjusting seats 8 are slidably connected to two sides of the adjusting bottom support 3, a central support 5 is mounted in the middle of the adjusting bottom support 3, an adjusting screw rod 9 is mounted on each adjusting seat 8, a fixture seat 10 is slidably connected to the top of each adjusting seat 8, the fixture seat 10 is in threaded connection with the adjusting screw rod 9, a support frame 13 is fixed at the top of the fixture seat 10, a first clamping piece 14 and a second clamping piece 16 are mounted at the top end of the support frame 13, a first pushing rod 15 is mounted at the outer end of the first clamping piece 14, a second pushing rod 17 is mounted at the outer end of the second clamping piece 16, a linking block 18 is mounted between the bottom end of the first pushing rod 15 and the bottom end of the second pushing rod 17, a transmission column 19 is fixed in the middle of the linking block 18, the transmission column 19 penetrates through the surface of the support frame 13, the connecting plate 20 is installed in the transmission post 19 outside, installs drive screw 21 on the anchor clamps seat 10, and drive screw 21 and the spiro union of connecting plate 20 outer end, and thrust unit adjusting position to adjust the height of adjusting collet 3 as required, drive the both sides by the operation of two-way screw rod 4 and adjust the seat 8 adjustment interval in both sides, conveniently carry out the centre gripping to the automobile parts, and adjust the angle of adjusting support plate 7, support the automobile parts.

Specifically, in order to enable the two groups of adjusting seats 8 to move simultaneously, the two-way screw rod 4 is in threaded connection with the adjusting seats 8, threads arranged at two ends of the two-way screw rod 4 are respectively matched with the two groups of adjusting seats 8, the two-way screw rod 4 rotates and drives the adjusting seats 8 on two sides to move simultaneously, and the automobile parts are conveniently clamped.

Specifically, for the convenience of adjusting the angle and the height of the adjusting support plate 7, the telescopic push rod 6 is arranged inside the central support 5, the top end of the telescopic push rod 6 is rotatably connected with the adjusting support plate 7, the height of the adjusting support plate 7 is adjusted through the telescopic push rod 6 according to the shape of the clamping component, the angle of the adjusting support plate 7 is adjusted, and the component is conveniently supported.

Specifically, for the convenience of limiting the position of the clamp seat 10, the middle part of the adjusting seat 8 is provided with a limiting groove, a limiting block is fixed at the bottom of the clamp seat 10, and the limiting block is installed in the limiting groove, so that the clamp seat 10 is prevented from deviating when being adjusted.

Specifically, for the convenience of improving the smoothness nature that anchor clamps seat 10 removed, adjust 8 top both sides of seat and seted up pulley groove 12, anchor clamps seat 10 bottom is installed multiunit auxiliary wheel 11, and auxiliary wheel 11 and pulley groove 12 surface contact reduce anchor clamps seat 10 and the frictional force on adjusting 8 surfaces, make things convenient for more smoothly when the position of adjustment anchor clamps seat 10.

Specifically, in order to limit the position of the connecting plate 20, a limiting post 22 is fixed on the top of the fixture seat 10, and the limiting post 22 penetrates through the outer end of the connecting plate 20, so that the driving screw 21 moves up and down along the limiting post 22 when in operation.

Specifically, in order to facilitate the rotation of the connection block 18, a connection groove is formed in the middle of the connecting plate 20, a connection column is fixed on the outer side of the transmission column 19 and slides in the connection groove, and when the connecting plate 20 moves up and down, the transmission column 19 is prevented from moving and interfering, so that the transmission column 19 normally drives the connection block 18 to rotate.

Specifically, in order to limit the positions of the first clamping piece 14 and the second clamping piece 16, a set of limiting rings are installed on the outer sides of the first clamping piece 14 and the second clamping piece 16, so as to prevent the first clamping piece 14 and the second clamping piece 16 from falling off from the top end of the supporting frame 13.

Specifically, for the ease of removing anchor clamps, a set of universal wheel 23 is all installed in 1 bottom four corners on chassis, and the position of convenient adjustment anchor clamps improves the practicality.

Specifically, in order to protect the automobile parts, the surfaces of the adjusting support plate 7, the first clamping piece 14 and the second clamping piece 16 are wrapped with anti-skid rubber pads, so that the surfaces of the automobile parts are prevented from being damaged in the clamping and supporting processes, and the working efficiency is prevented from being influenced.

The working principle is as follows: promote anchor clamps to welding position, and start the height that the adjustment of hydraulic stem 2 adjusted collet 3 as required, according to the width of car part, rotate through two-way screw rod 4 and drive both sides regulation seat 8 and remove, obtain the interval between the adjustment anchor clamps, conveniently carry out the centre gripping to the car part, and through telescopic push rod 6, adjust the height and the angle of regulation backup pad 7, conveniently support the car part bottom, further drive anchor clamps seat 10 through adjusting screw rod 9 and remove, finely tune the position of anchor clamps and conveniently carry out the centre gripping fixed, again by drive screw 21 operation drive connecting plate 20 along spacing post 22 removal, promote transmission post 19 and rotate, make simultaneously joining block 18 adjustment angle, and respectively through first catch bar 15 and second catch bar 17, make first clamping piece 14 and second clamping piece 16 press from both sides the car part tight, conveniently weld.

In conclusion, the automobile welding assembly fixture is convenient for adjusting the height of the bottom support 3 through the hydraulic rod 2, two groups of adjusting seats 8 are arranged at two ends of the bidirectional screw rod 4 according to the width of automobile parts, the two groups of adjusting seats 8 are simultaneously driven by the bidirectional screw rod 4 to adjust the distance so as to clamp the automobile parts, the position of the clamp seat 10 is convenient to finely adjust through the clamp seat 10 arranged on the adjusting screw rod 9, the clamping and fixing are convenient and better, so that the problem that the height and the position of the fixture are inconvenient to adjust and the working efficiency is reduced is solved, the pulley grooves 12 are arranged at two sides of the top of the adjusting seat 8, a plurality of groups of auxiliary wheels 11 are arranged at the bottom of the clamp seat 10, the auxiliary wheels 11 are in surface contact with the pulley grooves 12, the friction force between the clamp seat 10 and the adjusting seats 8 is convenient and smooth to reduce when the position of the clamp seat 10 is adjusted, the universal wheels 23 are arranged at four corners of the bottom of the chassis 1, position convenient to adjust anchor clamps at any time, so that weld the dress operation, all install a set of spacing collar in the outside through first clamping piece 14 and second clamping piece 16, be convenient for avoid first clamping piece 14 and second clamping piece 16 to drop from support frame 13 top, through adjusting the backup pad 7, first clamping piece 14 and 16 surface of second clamping piece have all wrapped up the non-slip rubber pad, be convenient for avoid at the in-process of centre gripping and support, first clamping piece 14 and second clamping piece 16 cause the damage to car parts surface, influence work efficiency.

The electrical components in the document are electrically connected with an external master controller and 220V mains supply, and the master controller can be a computer or other conventional known devices for playing a role in control.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that various changes, modifications, substitutions and alterations can be made in these embodiments 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. The utility model provides an automobile welding assembly jig, includes chassis (1), two sets of hydraulic stem (2), its characterized in that are installed to chassis (1) top: the hydraulic stem (2) top is fixed with adjusts collet (3), it has two-way screw rod (4) to adjust collet (3) internally mounted, the equal sliding connection in regulation collet (3) both sides has a set of regulation seat (8), it has center support (5) to adjust collet (3) mid-mounting, install adjusting screw (9) on regulation seat (8), it has anchor clamps seat (10) to adjust seat (8) top sliding connection, anchor clamps seat (10) and adjusting screw (9) spiro union, anchor clamps seat (10) top is fixed with support frame (13), first clamping piece (14) and second clamping piece (16) are installed on support frame (13) top, first catch bar (15) is installed to first clamping piece (14) outer end, second catch bar (17) is installed to second clamping piece (16) outer end, install linking piece (18) between the bottom of first catch bar (15) and the bottom of second catch bar (17), it is fixed with transmission post (19) to join in marriage piece (18) middle part, support frame (13) surface is passed in transmission post (19), connecting plate (20) are installed in transmission post (19) outside, install drive screw (21) on anchor clamps seat (10), drive screw (21) and connecting plate (20) outer end spiro union.

2. The automobile welding assembly jig of claim 1, characterized in that: the bidirectional screw (4) is in threaded connection with the adjusting seats (8), and threads arranged at two ends of the bidirectional screw (4) are respectively matched with the two groups of adjusting seats (8).

3. The automobile welding assembly jig of claim 1, characterized in that: the center support (5) is internally provided with a telescopic push rod (6), and the top end of the telescopic push rod (6) is rotatably connected with an adjusting support plate (7).

4. The automobile welding assembly fixture of claim 1, characterized in that: the limiting groove is formed in the middle of the adjusting seat (8), the limiting block is fixed to the bottom of the clamp seat (10), and the limiting block is installed inside the limiting groove.

5. The automobile welding assembly fixture of claim 1, characterized in that: pulley grooves (12) are formed in two sides of the top of the adjusting seat (8), a plurality of groups of auxiliary wheels (11) are mounted at the bottom of the clamp seat (10), and the auxiliary wheels (11) are in surface contact with the pulley grooves (12).

6. The automobile welding assembly fixture of claim 1, characterized in that: the top of the clamp seat (10) is fixed with a limiting column (22), and the limiting column (22) penetrates through the outer end of the connecting plate (20).

7. The automobile welding assembly fixture of claim 1, characterized in that: the middle part of the connecting plate (20) is provided with a connecting groove, the outer side of the transmission column (19) is fixed with a connecting column, and the connecting column slides in the connecting groove.

8. The automobile welding assembly jig of claim 1, characterized in that: and a group of limiting rings are arranged on the outer sides of the first clamping piece (14) and the second clamping piece (16).

9. The automobile welding assembly jig of claim 1, characterized in that: and a group of universal wheels (23) are arranged at four corners of the bottom of the chassis (1).

10. The automobile welding assembly jig of claim 3, characterized in that: the surfaces of the adjusting support plate (7), the first clamping piece (14) and the second clamping piece (16) are wrapped with anti-skid rubber pads.