CN217749995U

CN217749995U - Welding fixture for upper inner plate at rear part of side wall

Info

Publication number: CN217749995U
Application number: CN202221426232.XU
Authority: CN
Inventors: 周启华; 孙嘉明
Original assignee: Jiashan Youbo Automation Equipment Co ltd
Current assignee: Jiashan Youbo Automation Equipment Co ltd
Priority date: 2022-06-07
Filing date: 2022-06-07
Publication date: 2022-11-08
Anticipated expiration: 2032-06-07

Abstract

The utility model relates to a vapour is repaiied and is welded the dress field, concretely relates to side wall rear portion upper inner panel and welds dress anchor clamps provides a side wall rear portion upper inner panel and welds dress anchor clamps, including cylinder, first rocking arm and second rocking arm, its characterized in that, the one end of first rocking arm is spacing to be articulated in the output shaft end of cylinder, the one end of second rocking arm articulates in cylinder body tip one side of cylinder, and the second rocking arm is located first rocking arm under, the utility model discloses a cylinder drives first rocking arm and second rocking arm transmission respectively to cooperation through briquetting and each tray presss from both sides the work piece tightly, easy operation, it is safe high-efficient, greatly improved the installation effectiveness of side wall rear portion upper inner panel.

Description

Welding fixture for upper inner plate at rear part of side wall

Technical Field

The utility model relates to a vapour is repaiied and is welded the dress field, concretely relates to inner panel welding jig on side wall rear portion.

Background

In the assembly welding production process of automobile bodies, in order to ensure the product quality, improve the labor productivity and reduce the labor intensity, tools and devices for clamping and determining the positions of workpieces are often used for assembly and welding, and the tools and the devices are collectively called as assembly welding fixtures.

When an inner plate is welded on the side wall rear part of one of automobile body covering parts, the inner plate is often fixed by a clamp, the traditional side wall inner plate welding clamp is not stable when being welded, a multi-position limiting supporting plate is lacked, and a rocker arm which is clamped and released by a cylinder is also lacked in a convenient replacement mode, so that the side wall rear part inner plate welding clamp is necessary to design.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a side wall rear portion upper inner panel welds dress anchor clamps.

To achieve the purpose, the utility model adopts the following technical proposal:

the utility model provides a side wall rear portion upper inner panel welds dress anchor clamps, includes cylinder, first rocking arm and second rocking arm, its characterized in that, the spacing output axle head that articulates in the cylinder of one end of first rocking arm, the one end of second rocking arm articulates in cylinder body tip one side of cylinder, and the second rocking arm is located first rocking arm under.

Preferably, one side of the middle part of the first rocker arm is provided with an oval baffle, two ends of the baffle are symmetrically inserted with two fulcrum pins, the two fulcrum pins are respectively inserted with the middle part of the first rocker arm and the other end of the second rocker arm to be connected, and one side of each fulcrum pin can be detachably provided with a locking nut.

Preferably, one side of first rocking arm and second rocking arm is equipped with the support, the support all inserts with two fulcrum round pins and establishes the connection, the bottom both sides of baffle all are equipped with the spill stopper, two spill stopper is fixed respectively to be set up on first rocking arm and second rocking arm, two the middle part joint of spill stopper is equipped with square stopper.

Preferably, a first connecting block is fixedly arranged at the bottom end of the second rocker arm, and a first supporting block is fixedly arranged at one end of the first connecting block.

Preferably, the middle part of the second rocker arm is provided with a second connecting block, the second connecting block is fixedly connected with the second rocker arm through two fixing bolts, and one end of the second connecting block is fixedly provided with a second supporting block.

Preferably, the bottom end of the first rocker arm is fixedly provided with a third connecting block, the bottom of the third connecting block is fixedly provided with a third supporting block, and the top of the third connecting block is provided with a pressing block.

Preferably, the pressing block is detachably connected with the third connecting block, and the pressing block is abutted to the first support block.

The utility model has the advantages that:

1. when the upper inner plate at the rear part of the side wall of the workpiece is placed in, and the cylinder is opened, the output shaft of the cylinder drives the first rocker arm and the second rocker arm to transmit, the square limiting blocks and the two concave limiting blocks are matched with each other, the clamping position of the supporting pressing block is controlled after the workpiece is clamped, and the welding quality is ensured.

2. The first supporting block and the pressing block clamp the workpiece, the second supporting block and the third supporting block are matched with the first supporting block to firmly and stably fix the workpiece, and then the workpiece is welded together by using a welding gun.

3. The first rocker arm, the second rocker arm and the fulcrum pin rub for a long time to cause part abrasion, and when the part is abraded to a certain degree, the part needs to be replaced, so that the shaft sleeve is made of a material with lower hardness and abrasion resistance in the design, and the purpose of facilitating replacement is achieved through the two locking nuts.

The utility model discloses a cylinder drives first rocking arm and second rocking arm transmission respectively to the cooperation through briquetting and each tray presss from both sides the work piece tightly, easy operation, it is safe high-efficient, greatly improved the installation effectiveness of inner panel on the side wall rear portion.

Drawings

In order to more clearly illustrate the technical solution of the embodiment of the present invention, the drawings in the embodiment of the present invention are briefly described below.

Fig. 1 is a schematic perspective view of the present invention;

FIG. 2 is a schematic view of the present invention with a partially disassembled view;

FIG. 3 is an enlarged view of the point A in FIG. 2;

FIG. 4 is a schematic view of the clamping between the pressing block and the first supporting block of the present invention;

in the figure:

a cylinder 1;

the first rocker arm 2, a third connecting block 20, a third supporting block 21 and a pressing block 22;

the rocker arm comprises a second rocker arm 3, a first connecting block 30, a first supporting block 31, a second connecting block 32, a fixing bolt 33 and a second supporting block 34;

the baffle 4, the fulcrum pin 40, the locking nut 41, the concave limiting block 42 and the square limiting block 43;

a support 5.

Detailed Description

The technical scheme of the invention is further explained by the specific implementation mode in combination with the attached drawings.

Wherein the showings are for the purpose of illustration only and are shown by way of illustration only and not in actual form, and are not to be construed as limiting the present patent; to better illustrate the embodiments of the present invention, some components of the drawings may be omitted, enlarged or reduced, and do not represent the size of an actual product.

Referring to fig. 1, the welding fixture for the upper inner plate at the rear part of the side wall comprises a cylinder 1, a first rocker arm 2 and a second rocker arm 3, and is characterized in that one end of the first rocker arm 2 is hinged to an output shaft end of the cylinder 1 in a limiting mode, one end of the second rocker arm 3 is hinged to one side of the end portion of a cylinder body of the cylinder 1, the second rocker arm 3 is located right below the first rocker arm 2, the cylinder 1 is a power device of the mechanism, the movement of the device is completed by the fact that the cylinder 1 stretches out and draws back, the first rocker arm 2 and the second rocker arm 3 play a role in connecting the power device, a fulcrum pin 40, a pressing block 22, a first supporting block 31, a second supporting block 34 and a third supporting block 21, and the first rocker arm 2 and the second rocker arm 3 are power transmission hinges of the mechanism.

Referring to fig. 2 to 3, one side of the middle of the first rocker arm 2 is provided with an oval baffle 4, two ends of the baffle 4 are symmetrically inserted with two fulcrum pins 40, the two fulcrum pins 40 are respectively inserted with the middle of the first rocker arm 2 and the other end of the second rocker arm 3, one side of each fulcrum pin 40 can be detachably provided with a locking nut 41, the baffle 4 is used for connecting the first rocker arm 2 and the second rocker arm 3 and achieving a transmission effect, the first rocker arm 2 and the second rocker arm 3 rub against the fulcrum pins 40 for a long time to cause part abrasion, when the part abrasion reaches a certain degree, the part must be replaced, therefore, the shaft sleeve is made of a material with low hardness and abrasion resistance in design, and the purpose of facilitating replacement is achieved through the two locking nuts 41.

In the utility model, one side of first rocking arm 2 and second rocking arm 3 is equipped with support 5, support 5 all inserts with two fulcrum round pins 40 and establishes the connection, the bottom both sides of baffle 4 all are equipped with spill stopper 42, two spill stoppers 42 are fixed respectively and set up on first rocking arm 2 and second rocking arm 3, the middle part joint of two spill stoppers 42 is equipped with square stopper 43, regard as the carrier of cylinder 1 and other parts during support 5 and fix this mechanism connection on other mechanisms, mutually support between square stopper 43 and two spill stoppers 42, press from both sides the tight clamping position of tight back control support briquetting 22 of clamp to the work piece, guarantee welding quality.

The middle part of second rocking arm 3 is equipped with second connecting block 32, second connecting block 32 is through two fixing bolt 33 and second rocking arm 3 fixed connection, and the fixed second tray 34 that is equipped with of one end of second connecting block 32, second connecting block 32 is for second tray 34 provides the fixed mounting carrier, two fixing bolt 33 are for with second connecting block 32 fixed mounting on second rocking arm 3, second tray 34 has played the effect of pressing from both sides tight location to the work piece, prevent that the work piece from taking place deformation in welding process.

The bottom end of the first rocker arm 2 is fixedly provided with a third connecting block 20, the bottom of the third connecting block 20 is fixedly provided with a third support block 21, the top of the third connecting block 20 is provided with a pressing block 22, the third connecting block 20 provides a fixed mounting carrier for the third support block 21 and the pressing block 22, and the pressing block 22 and the third support block 21 play a role in clamping and positioning a workpiece.

Referring to the bottom end fixing of the second rocker arm 3 shown in fig. 4 and being equipped with first connecting block 30, the fixed first tray 31 that is equipped with in one end of first connecting block 30, first connecting block 30 is for first tray 31 provides the fixed mounting carrier, first tray 31 has played the tight positioning action of clamp to the work piece, prevent that the work piece from taking place deformation in welding process, briquetting 22 can be dismantled with third connecting block 20 and be connected, and briquetting 22 contradicts the setting with first tray 31, briquetting 22 plays main clamping action with first tray 31, second layer board and third layer board cooperation briquetting 22 press from both sides tightly and fix a position with first tray 31, thereby reach more firm effect.

The working principle is as follows:

after the workpiece side wall rear upper inner plate is placed, the controller is operated to open the cylinder 1, the output shaft of the cylinder 1 drives the first rocker arm 2 and the second rocker arm 3 to drive, so that the square limiting blocks 43 and the two concave limiting blocks 42 are clamped and positioned, the first support block 31 and the pressing block 22 clamp the workpiece, the second support block 34 at the bottom of the second rocker arm 3 and the third support block 21 at the bottom of the first rocker arm 2 are matched with the first support block 31 to clamp the workpiece, the workpiece is welded together by the welding gun, then the cylinder 1 is closed, and the workpiece is transferred into a next unit.

Claims

1. The utility model provides an inner panel welds dress anchor clamps on side wall rear portion, includes cylinder (1), first rocking arm (2) and second rocking arm (3), its characterized in that, the spacing output axle head that articulates in cylinder (1) of one end of first rocking arm (2), the one end of second rocking arm (3) articulates in cylinder body tip one side of cylinder (1), and second rocking arm (3) are located first rocking arm (2) under.

2. The welding fixture for the inner plate at the rear part of the side wall and the upper inner plate is characterized in that a baffle (4) in an oval shape is arranged on one side of the middle part of the first rocker arm (2), two fulcrum pins (40) are symmetrically inserted at two ends of the baffle (4), the two fulcrum pins (40) are respectively inserted and connected with the middle part of the first rocker arm (2) and the other end of the second rocker arm (3), and a locking nut (41) can be detachably arranged on one side of each fulcrum pin (40).

3. The welding fixture for the inner plate on the rear portion of the side wall is characterized in that a support (5) is arranged on one side of the first rocker arm (2) and one side of the second rocker arm (3), the support (5) is connected with the two fulcrum pins (40) in an inserted mode, concave limiting blocks (42) are arranged on two sides of the bottom of the baffle (4), the concave limiting blocks (42) are fixedly arranged on the first rocker arm (2) and the second rocker arm (3) respectively, and the concave limiting blocks (42) are connected with the middle of the square limiting block (43) in a clamped mode.

4. The welding fixture for the inner plate at the rear part of the side body according to claim 3, characterized in that a first connecting block (30) is fixedly arranged at the bottom end of the second rocker arm (3), and a first supporting block (31) is fixedly arranged at one end of the first connecting block (30).

5. The welding fixture for the inner plate on the rear part of the side wall according to claim 4, wherein a second connecting block (32) is arranged in the middle of the second rocker arm (3), the second connecting block (32) is fixedly connected with the second rocker arm (3) through two fixing bolts (33), and a second supporting block (34) is fixedly arranged at one end of the second connecting block (32).

6. The welding fixture for the inner plate on the rear part of the side wall according to claim 5, characterized in that a third connecting block (20) is fixedly arranged at the bottom end of the first rocker arm (2), a third supporting block (21) is fixedly arranged at the bottom of the third connecting block (20), and a pressing block (22) is arranged at the top of the third connecting block (20).

7. The welding fixture for the inner plate on the rear part of the side wall according to claim 6, wherein the pressing block (22) is detachably connected with the third connecting block (20), and the pressing block (22) is abutted against the first support block (31).