CN212637753U

CN212637753U - Rear protective connecting bracket assembling tool

Info

Publication number: CN212637753U
Application number: CN202020467332.1U
Authority: CN
Inventors: 高胜强; 陈华云; 刘佳俊
Original assignee: Chongqing Changan Automobile Co Ltd; Baoding Changan Bus Manufacturing Co Ltd
Current assignee: Chongqing Changan Automobile Co Ltd; Baoding Changan Bus Manufacturing Co Ltd
Priority date: 2020-04-02
Filing date: 2020-04-02
Publication date: 2021-03-02
Anticipated expiration: 2030-04-02

Abstract

The utility model relates to a connection support assembly fixture is protected to back, include the frock longitudinal wall that extends along the fore-and-aft direction, erect arm and the T shape locating piece of fixed connection in the lower part of frock vertical wall from the frock of the rear end downwardly extending of frock longitudinal wall, the lower surface of frock longitudinal wall is for being used for the first locating plane with the laminating of packing box mounting surface, be equipped with two at least vertical locating pins that are used for with packing box pilot hole complex on the frock longitudinal wall, two at least vertical locating pins all bulge downwards in first locating plane, T shape locating piece includes that the locating piece vertical wall that extends along upper and lower direction and two respectively extend forward and extend the locating piece xarm backward from the upper end of locating piece vertical wall, the lower surface of two locating piece xarms is the second locating surface that is used for with the last surface contact of connection support is protected to the. The utility model has the advantages of get up packing box installation face and the Z of back guarantor linking bridge position direct association, effectively transmit the size chain, can effectively ensure the outside visual effect of Z of rear bumper.

Description

Rear protective connecting bracket assembling tool

Technical Field

The utility model relates to an automobile parts assembly fixture, concretely relates to after protect linking bridge assembly fixture.

Background

The problem that the visual heights of the two sides of a rear bumper are inconsistent exists in most pick-up car models seen in domestic markets at present. Rear bumper and packing box cooperation, the tolerance accumulation is at the rear portion, and the perception quality requires highly, and rear bumper Z is to (upper and lower direction) fastening on guaranteeing the linking bridge after, need to guarantee the assembly precision of linking bridge after the strict control, just can guarantee the uniformity of rear bumper both sides vision height. At present, the assembly process of the rear protective connecting bracket which is more important by each host factory mainly adopts a Z-direction fixed unadjustable scheme or a Z-direction design strip-shaped hole and manual adjustment scheme. The Z to clearance of dress rear bumper and packing box can not be guaranteed to the fixed nonadjustable scheme of installing of using of current back guarantor linking bridge, and visual effect is poor, influences subjective evaluation. The scheme that the strip-shaped holes are designed in the Z direction and manually adjusted lacks stability, and manual adjustment cannot guarantee that the Z-direction gaps of the vehicles are consistent in batch.

Disclosure of Invention

The utility model aims at providing a after protect linking bridge assembly fixture to alleviate or eliminate foretell technical problem.

A after protect linking bridge assembly fixture, its characterized in that: including the frock longitudinal wall that extends along the fore-and-aft direction, certainly frock vertical jib and the fixed connection of the rear end downwardly extending of frock longitudinal wall are in the T shape locating piece of the lower part of frock vertical jib, the lower surface of frock longitudinal wall is for being used for the first locating plane with the laminating of packing box assembly surface, be equipped with two at least vertical locating pins that are used for with packing box pilot hole complex on the frock longitudinal wall, at least two vertical locating pin all downwards protrusion in first locating plane, the T shape locating piece includes along locating piece vertical jib and two of upper and lower direction extension respectively certainly the upper end of locating piece vertical jib extends forward and extends the locating piece xarm backward, two the lower surface of locating piece xarm is the second locating surface that is used for guaranteeing the upper surface contact of linking bridge after with.

Further, the tool longitudinal arm is provided with two vertical positioning pins, and the two vertical positioning pins are respectively arranged at the front part of the tool longitudinal arm and the middle part of the tool longitudinal arm.

Further, the clamp is used for clamping the T-shaped positioning block and the rear protection connecting bracket together in the up-down direction.

Further, the rear protective connecting bracket assembling tool is made of cast iron.

The utility model has the advantages of get up packing box installation face and the Z of back guarantor linking bridge position direct association, effectively transmit the size chain, can effectively ensure the outside visual effect of Z of rear bumper. And simultaneously the utility model discloses can be used for enough installing and protect linking bridge behind the left vapour of car, also can be used for installing and protect linking bridge behind the car right side, have the advantage that the commonality is strong.

Drawings

Fig. 1 is a schematic structural view of a rear bumper connecting bracket assembly fixture according to the present invention;

FIG. 2 is a schematic structural view of a frame rail and a rear fender attachment bracket;

fig. 3 is one of the working schematic diagrams of the rear protection connecting bracket assembling tool of the present invention;

fig. 4 is a second schematic working diagram of the rear protective connecting bracket assembling tool of the present invention.

In the figure: 1, tooling a longitudinal arm; 2, assembling a vertical arm; 3-a first locating pin; 4-a second locating pin; 5-T-shaped positioning blocks; 6, clamping; 7-frame rail; 8, a packing box assembling surface; 9-cargo box assembly holes; 10-rear protection connecting bracket; 11-positioning block cross arm; 12-vertical arm of locating block.

Detailed Description

The present invention will be further explained with reference to the accompanying drawings.

As shown in fig. 1, the assembly tool for the rear protection connecting bracket comprises a tool longitudinal arm 1 extending in the front-rear direction, a tool vertical arm 2 extending downward from the rear end of the tool longitudinal arm 1, and a T-shaped positioning block 5 fixedly connected to the lower portion of the tool vertical arm 2, wherein the lower surface of the tool longitudinal arm 1 is a first positioning plane for being attached to a container assembly surface, at least two vertical positioning pins matched with container assembly holes are arranged on the tool longitudinal arm 1, the at least two vertical positioning pins protrude downward from the first positioning plane, the T-shaped positioning block 5 comprises a positioning block vertical arm 12 extending in the up-down direction and two positioning cross arms 11 extending forward and backward from the upper end of the positioning block vertical arm 12, and the lower surfaces of the two positioning block cross arms 11 are second positioning surfaces for being in contact with the upper surface of the rear protection connecting bracket.

As a preferable scheme, a third positioning surface for contacting with the side surface of the rear protection connecting bracket can be arranged on the positioning block vertical arm 12 to improve the positioning effect.

In this embodiment, the tooling trailing arm 1 is provided with two vertical positioning pins, and the two vertical positioning pins are respectively arranged on the second positioning pin 4 at the front part of the tooling trailing arm 1 and the first positioning pin 3 at the middle part of the tooling trailing arm 1.

In the embodiment, the clamp 6 is further included for clamping the T-shaped positioning block 5 and the rear protection connecting bracket together in the up-down direction.

In this embodiment, the rear protection connecting bracket assembling tool is made of cast iron. Has the advantages of high strength and good stability.

As shown in fig. 2, the rear protection connecting bracket assembly tool is suitable for an automobile provided with a frame rail 7, the frame rail 7 is provided with at least two support frames, the support frames are provided with an upward container assembly surface 8, the container assembly surface 8 is provided with container assembly holes 9, and a rear protection connecting bracket 10 is fixedly connected to the rear end portion of the frame rail 7.

As shown in fig. 3 and 4, during assembly, the first positioning pin 3 and the second positioning pin 4 are respectively matched with two container assembly holes 9 to control the X-direction (front-back direction) position and the Y-direction (left-right direction) position of the rear protection connecting bracket assembly fixture, so that the first positioning plane is attached to two container assembly surfaces 8, the Z-direction position of the rear protection connecting bracket assembly fixture is controlled, the rear protection connecting bracket 10 is manually adjusted to be attached to the second positioning surface of the T-shaped positioning block 5 to realize the Z-direction positioning of the rear protection connecting bracket 10, the T-shaped positioning block 5 and the rear protection connecting bracket 10 are clamped together in the Z-direction by using the clamp 6, the rear protection connecting bracket 10 is assembled and connected to the frame by using a bolt fastened by a torque wrench on the side surface of the rear protection connecting bracket 10, and then the fixture is removed, thereby completing the assembly process of the rear protection connecting bracket 10. One of the positioning block cross arms 11 of the T-shaped positioning block 5 is used for positioning the rear attachment bracket 10 when the rear attachment bracket 10 on the left side of the vehicle is assembled, and the other positioning block cross arm 11 is used for positioning the rear attachment bracket 10 when the rear attachment bracket 10 on the right side of the vehicle is assembled. The rear protection connecting bracket assembling tool has the advantages of simple structure, convenience in operation and high universality.

Claims

1. The utility model provides a after protect linking bridge assembly fixture which characterized in that: comprises a tool longitudinal arm (1) extending along the front-back direction, a tool vertical arm (2) extending downwards from the rear end of the tool longitudinal arm (1), and a T-shaped positioning block (5) fixedly connected to the lower part of the tool vertical arm (2), the lower surface of the tooling longitudinal arm (1) is a first positioning plane which is used for being attached to the assembly surface of the container, at least two vertical positioning pins matched with the container assembling holes are arranged on the tooling longitudinal arm (1), the at least two vertical positioning pins are protruded downwards from the first positioning plane, the T-shaped positioning block (5) comprises a vertical positioning block arm (12) extending in the vertical direction and two transverse positioning blocks (11) extending forwards and backwards from the upper end of the vertical positioning block arm (12), and the lower surfaces of the two transverse positioning blocks (11) are second positioning surfaces used for being in contact with the upper surface of the rear protection connecting support.

2. The assembly tooling for the rear protective connecting bracket according to claim 1, characterized in that: the tool longitudinal arm (1) is provided with two vertical positioning pins, and the two vertical positioning pins are respectively arranged on the front portion of the tool longitudinal arm (1) and the middle portion of the tool longitudinal arm (1).

3. The assembly tooling for the rear protective connecting bracket according to claim 1, characterized in that: the clamping device also comprises a clamp (6) used for clamping the T-shaped positioning block (5) and the rear protection connecting bracket together in the vertical direction.

4. The assembly tooling for the rear protective connecting bracket according to claim 1, characterized in that: the rear protective connecting bracket assembling tool is made of cast iron.