CN219319259U

CN219319259U - Detection device for bridge behind new energy vehicle

Info

Publication number: CN219319259U
Application number: CN202320413326.1U
Authority: CN
Inventors: 陈广洋; 陈广东; 许成
Original assignee: Jiangsu Jingshuo New Energy Vehicle Co ltd
Current assignee: Jiangsu Jingshuo New Energy Vehicle Co ltd
Priority date: 2023-03-07
Filing date: 2023-03-07
Publication date: 2023-07-07
Anticipated expiration: 2033-03-07

Abstract

The utility model relates to a detection device for a rear bridge of a new energy vehicle, which comprises a workbench, a supporting table and two sleeve detection modules, wherein the workbench is connected with the supporting table through a connecting rod; the supporting table is fixed in the middle of the upper surface of the workbench, and a special-shaped adapting block is arranged on the upper surface of the supporting table; the two sleeve detection modules are arranged at two ends of the workbench and comprise support columns, sliding rods and circular detection blocks; two support columns are vertically fixed at two ends of the workbench, and sliding grooves are formed in the upper parts of the support columns along the length direction of the workbench; the sliding rod is arranged on the sliding groove on the supporting column in a sliding way; the upper surface of the sliding rod is provided with a jack, and a baffle rod is inserted into the jack; the circular detection block is detachably fixed on one end of the sliding rod facing the supporting table. The utility model can rapidly and effectively detect the length of the two sections of sleeves on the rear bridge and the internal strength of the ends of the sleeves.

Description

Detection device for bridge behind new energy vehicle

Technical Field

The utility model relates to the technical field of new energy vehicle processing, in particular to a detection device for a rear bridge of a new energy vehicle.

Background

With the development of the construction of society, people have increasingly demanded large commercial vehicles, such as a soil car, a garbage car, a mine car and the like. The traditional large-scale commercial vehicle is driven by a diesel engine, but as the national emission requirements for the large-scale commercial vehicle are more and more strict, the noise requirements are more and more high, and different requirements are also met in different areas, the advantages of the traditional diesel engine are less and less, so that new energy vehicles appear in the industry.

As shown in fig. 1, the rear bridge for the new energy vehicle is composed of a housing and sleeves at two ends of the housing, and after the rear bridge is processed, the length of the sleeves at two ends and the inner diameter of the ports on the rear bridge need to be detected, and the existing detection device has a complex structure, and when the rear bridge is detected, the rear bridge is easily deflected, so that the detection precision is not high.

Disclosure of Invention

The utility model aims to provide a detection device for a rear bridge of a new energy vehicle, which can be used for rapidly and effectively detecting the length of two sections of sleeves on the rear bridge and the internal strength of the ends of the sleeves.

In order to achieve the aim of the utility model, the utility model provides a detection device for a rear bridge of a new energy vehicle, which comprises a workbench, a supporting table and two sleeve detection modules;

the supporting table is fixed in the middle of the upper surface of the workbench, a special-shaped adapting block is arranged on the upper surface of the supporting table, and the shape of the special-shaped adapting block is adapted to the inner wall of the shell of the rear bridge to be detected;

the two sleeve detection modules are arranged at two ends of the workbench, and each sleeve detection module comprises a support column, a sliding rod and a circular detection block; the two support columns are vertically fixed at two ends of the workbench, and the upper parts of the support columns are provided with sliding grooves along the length direction of the workbench; the sliding rod is arranged on the sliding groove on the supporting column in a sliding way; the upper surface of the sliding rod is provided with a jack, the position of the jack on the sliding rod is matched with the interval between the end part of the sleeve on the rear bridge to be detected and the center of the shell, and the jack is inserted with a baffle rod; the circular detection block is detachably fixed on one end, facing the supporting table, of the sliding rod, and the circular detection block is matched with the inner diameter of the sleeve on the qualified rear bridge product to be detected.

Preferably, the two sides of the workbench, which are positioned on the supporting table, are provided with connecting rod detection modules; the distance between the two connecting rod detection modules and the supporting table is matched with the position of the connecting rod on the rear bridge to be detected on the sleeve; the connecting rod detection module comprises a mounting seat, a rotating plate and a detection plate; the bottom rotation of rotor plate sets up on the mount pad, the pick-up plate is fixed the top of rotor plate, just the position of the connecting rod of back bridge that the detection plate just treated detecting is equipped with the U-shaped groove, the diameter looks adaptation of the connecting rod on the interior diameter of U-shaped groove and the back bridge conforming article.

Preferably, jackscrews are arranged at the tops of the support columns.

Preferably, the workbench is vertically provided with supporting plates at two sides of the supporting table, and bolts are horizontally connected with the supporting plates in a threaded manner.

Preferably, lifting lugs are arranged on two sides of the workbench.

Compared with the prior art, the detection device for the rear bridge of the new energy vehicle has the advantages that:

(1) The rear bridge is effectively positioned, and the inner diameters of sleeve ends at the two ends of the rear bridge can be rapidly detected through the two sleeve detection modules;

(2) Simple structure and convenient use.

Drawings

Fig. 1 is a schematic structural view of a rear bridge of a new energy vehicle in the background art;

fig. 2 is a schematic structural view 1 of a detection device for a rear bridge of a new energy vehicle according to the embodiment;

FIG. 3 is an enlarged view of a portion of FIG. 2 at A;

fig. 4 is a schematic structural view 2 of a detection device for a rear bridge of a new energy vehicle according to the embodiment;

FIG. 5 is an enlarged view of a portion of FIG. 4 at B;

fig. 6 is an operation schematic diagram of a detection device for a rear bridge of a new energy vehicle according to the embodiment.

Detailed Description

The utility model is further described below with reference to the drawings and specific examples.

As shown in fig. 2, the detection device for the rear bridge of the new energy vehicle comprises a workbench 1, a supporting table 2 and two sleeve detection modules 4.

The supporting table 2 is fixed in the middle of the upper surface of the workbench 1, a special-shaped adapting block 3 is arranged on the upper surface of the supporting table 2, and the shape of the special-shaped adapting block 3 is adapted to the inner wall of the shell of the rear bridge to be detected.

Two sleeve detection modules 4 are arranged at two ends of the workbench 1, as shown in fig. 3, the sleeve detection modules 4 comprise a support column 9, a sliding rod 10 and a circular detection block 11; the two support columns 9 are vertically fixed at two ends of the workbench 1, and sliding grooves are formed in the upper parts of the support columns 9 along the length direction of the workbench 1; the sliding rod 10 is arranged on the sliding groove on the supporting column 9 in a sliding manner; the upper surface of the sliding rod 10 is provided with a jack 13, the position of the jack 13 on the sliding rod 10 is matched with the interval between the sleeve end part on the rear bridge to be detected and the center of the shell, and a baffle rod 14 is inserted into the jack 13; the circular detection block 11 is detachably fixed on one end of the sliding rod 10 facing the supporting table 2, and the circular detection block 11 is matched with the inner diameter of the sleeve on the qualified rear bridge product to be detected.

As shown in fig. 6, when detecting the rear bridge, firstly, sleeving the shell on the rear bridge 20 on the special-shaped adapting block 3 on the supporting table 2, wherein the sleeves on the two sides of the rear bridge are respectively opposite to the circular detecting blocks 11 on the two sleeve detecting modules 4, sliding the sliding rod 10 until the stop lever 14 is blocked by the supporting column 9, checking whether the circular detecting blocks 11 are sleeved at the ends of the corresponding sleeves, and if the stop lever is blocked by the supporting column, and the circular detecting blocks are not completely covered by the sleeves, the length of the sleeve is short; if the slide bar is also partially inside the sleeve when the bar has been blocked by the support column, the length of the sleeve is too long; firstly, fixing a circular detection block with the lower tolerance limit on a sliding rod, and if the sleeve cannot completely cover the circular detection block at the moment, enabling the inner diameter of the sleeve to be smaller than that of a qualified product, and failing; fixing a circular detection block with the lower tolerance limit on a sliding rod, and if the sleeve completely covers the circular detection block at the moment, the inner diameter of the sleeve is larger than that of a qualified product, and the sleeve is unqualified; when the circular detection block with the diameter being the lower tolerance limit is completely covered by the sleeve, and the circular detection block with the upper tolerance limit cannot be completely covered by the sleeve, the inner diameter of the end part of the sleeve is qualified.

In this embodiment, as shown in fig. 3, the top of the supporting column 9 is provided with a jackscrew 12, and after the sliding rod 10 slides to a designated position, the sliding rod can be fixed by the jackscrew 12 to prevent the sliding rod from sliding again.

In this embodiment, in order to better support the rear bridge to be detected, as shown in fig. 2, support plates 5 are vertically disposed on two sides of the support table 2 on the working table 1, bolts 6 are horizontally screwed on the support plates 5, and when the rear bridge to be detected is placed on the special-shaped adapting block on the support table, the sleeves at two ends of the rear bridge are limited by properly screwing the bolts 6, so that the rear bridge is further firmly fixed.

In this embodiment, connecting rods are vertically arranged on the outer walls of the sleeves at two ends of the rear bridge, and in order to detect whether the positions of the connecting rods on the sleeves are qualified, as shown in fig. 4 and 5, connecting rod detection modules 7 are arranged on the two sides of the workbench 1, which are located on the supporting table 2; the distance between the two connecting rod detection modules 7 and the supporting table is matched with the position of the connecting rod on the rear bridge to be detected on the sleeve; the connecting rod detection module 7 comprises a mounting seat 16, a rotating plate 17 and a detection plate 18; the bottom of the rotating plate 17 is rotatably arranged on the mounting seat 16, the detection plate 18 is fixed on the top of the rotating plate 17, a U-shaped groove 19 is arranged at the position, opposite to the connecting rod of the rear bridge to be detected, of the detection plate 18, and the inner diameter of the U-shaped groove 19 is matched with the diameter of the connecting rod on the qualified product of the rear bridge; when the rotating plate 17 is rotated so that the rotating plate 17 is vertical, the U-shaped groove 19 on the detection plate 18 is just inserted into the connecting rod, and the position of the connecting rod is qualified, otherwise, the position of the connecting rod is unqualified.

In this embodiment, the both sides of workstation 1 all are equipped with lug 8, conveniently transport whole detection device.

While embodiments of the present utility model have been shown and described above, it will be understood that the above embodiments are illustrative and not to be construed as limiting the utility model, and that variations, modifications, alternatives and variations may be made to the above embodiments by one of ordinary skill in the art within the scope of the utility model.

Claims

1. The detection device for the rear bridge of the new energy vehicle is characterized by comprising a workbench, a supporting table and two sleeve detection modules;

2. The detection device for the rear bridge of the new energy vehicle as defined in claim 1, wherein the two sides of the workbench, which are positioned on the supporting table, are respectively provided with a connecting rod detection module; the distance between the two connecting rod detection modules and the supporting table is matched with the position of the connecting rod on the rear bridge to be detected on the sleeve; the connecting rod detection module comprises a mounting seat, a rotating plate and a detection plate; the bottom rotation of rotor plate sets up on the mount pad, the pick-up plate is fixed the top of rotor plate, just the position of the connecting rod of back bridge that the detection plate just treated detecting is equipped with the U-shaped groove, the diameter looks adaptation of the connecting rod on the interior diameter of U-shaped groove and the back bridge conforming article.

3. The detecting device for a rear bridge of a new energy vehicle as defined in claim 1, wherein the top of the supporting column is provided with a jackscrew.

4. A new energy vehicle rear bridge detection device as defined in any one of claims 1 to 3, wherein support plates are vertically arranged on both sides of the support table on the workbench, and bolts are horizontally screwed on the support plates.

5. A new energy vehicle rear bridge inspection device according to any one of claims 1 to 3, wherein lifting lugs are provided on both sides of the table.