CN219319259U - Detection device for bridge behind new energy vehicle - Google Patents

Abstract

The utility model relates to a detection device for a rear bridge of a new energy vehicle, which comprises a workbench, a support platform and two sleeve detection modules; Adapter block; two sleeve detection modules are arranged at both ends of the workbench, and the sleeve detection module includes a support column, a sliding rod and a circular detection block; the two support columns are vertically fixed at both ends of the workbench, and the support column The upper part of the upper part is provided with a chute along the length direction of the workbench; the sliding rod is slidably arranged on the chute on the support column; the upper surface of the sliding rod is provided with a socket, and a gear lever is inserted into the socket; The shape detection block is detachably fixed on the end of the sliding rod facing the support table. The utility model can quickly and effectively detect the length of the two-section sleeves on the rear bridge and the internal strength of the end of the sleeves.

Description

A new energy vehicle rear bridge detection device

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 technique

With the construction and development of society, people's demand for large commercial vehicles is increasing, such as muck trucks, garbage trucks, mine trucks, etc. Traditional large commercial vehicles are driven by diesel engines. However, as the country’s emission requirements for large commercial vehicles become more and more stringent, the noise requirements are also getting higher and higher, and different regions have different requirements. The advantages of traditional diesel engines are getting smaller and smaller. Therefore, new energy vehicles have emerged in the industry.

As shown in Figure 1, it is a rear bridge for new energy vehicles. The rear bridge is composed of a shell and sleeves at both ends of the shell. The inner diameter of the port is detected. The existing detection device has a complex structure. When the rear bridge is detected, the rear bridge is easily deflected, resulting in low detection accuracy.

Utility model content

The purpose of the utility model is to provide a detection device for the rear bridge of a new energy vehicle, which can quickly and effectively detect the length of the two sleeves on the rear bridge and the inner strength of the end of the sleeve.

In order to achieve the purpose of the above utility model, a detection device for the rear bridge of a new energy vehicle is provided, including a workbench, a support platform and two sleeve detection modules;

The support table is fixed on the middle position of the upper surface of the workbench, and the upper surface of the support table is provided with a special-shaped adapter block, and the shape of the special-shaped adapter block is consistent with the inner wall of the housing of the rear bridge to be detected. match;

The two sleeve detection modules are arranged at both ends of the workbench, and the sleeve detection modules include a support column, a sliding rod and a circular detection block; the two support columns are vertically fixed on both sides of the workbench. end, the upper part of the support column is provided with a chute along the length direction of the workbench; the slide bar is slidably arranged on the chute on the support column; hole, the position of the jack on the slide rod is adapted to the distance between the end of the sleeve on the rear bridge to be detected and the center of the housing, and a gear lever is plugged into the jack; The circular detection block is detachably fixed on the end of the sliding rod facing the support platform, and the circular detection block is adapted to the inner diameter of the sleeve on the qualified product of the rear bridge to be detected.

Preferably, the workbench is equipped with connecting rod detection modules on both sides of the supporting platform; the distance between the two connecting rod detecting modules and the supporting platform is the same as the distance between the connecting rod on the sleeve on the rear bridge to be detected. The positions are matched; the connecting rod detection module includes a mounting seat, a rotating plate and a detection plate; the bottom of the rotating plate is rotatably arranged on the mounting seat, and the detection plate is fixed on the top of the rotating plate, and The detection plate is provided with a U-shaped groove at the position of the connecting rod of the rear bridge to be detected, and the inner diameter of the U-shaped groove is adapted to the diameter of the connecting rod on the qualified product of the rear bridge.

Preferably, a top wire is provided on the top of the support column.

Preferably, support plates are vertically provided on both sides of the support platform on the workbench, and bolts are horizontally threaded on the support plates.

Preferably, lifting lugs are provided on both sides of the workbench.

Compared with the prior art, a detection device for a new energy vehicle rear bridge of the utility model has the following advantages:

(1) Effectively locate the rear bridge, through the two sleeve detection modules, the length of both ends of the sleeve on the rear bridge and the inner diameter of the sleeve end can be quickly detected;

(2) The structure is simple and easy to use.

Description of drawings

Fig. 1 is the schematic structural diagram of the rear bridge of the new energy vehicle in the background technology;

Fig. 2 is a schematic structural diagram 1 of a detection device for a rear bridge of a new energy vehicle in this embodiment;

Fig. 3 is a partial enlarged view of A in Fig. 2;

Fig. 4 is a schematic structural diagram 2 of a detection device for a rear bridge of a new energy vehicle in this embodiment;

Fig. 5 is a partial enlarged view of place B in Fig. 4;

FIG. 6 is a schematic diagram of the operation of a detection device for a rear bridge of a new energy vehicle in this embodiment.

Detailed ways

Below in conjunction with accompanying drawing and specific embodiment, the utility model is described further.

As shown in FIG. 2 , a detection device for a new energy vehicle rear bridge of the present invention includes a workbench 1 , a support platform 2 and two sleeve detection modules 4 .

The support table 2 is fixed on the middle position of the upper surface of the workbench 1, and the upper surface of the support table 2 is provided with a special-shaped adapter block 3, and the shape of the special-shaped adapter block 3 is consistent with the rear bridge to be detected. Compatible with the inner wall of the housing.

Two described sleeve detection modules 4 are arranged on the two ends of described workbench 1, as shown in Figure 3, described sleeve detection module 4 comprises support column 9, sliding bar 10 and circular detection block 11; Two Described supporting column 9 is vertically fixed on the two ends of workbench 1, and the top of described supporting column 9 is provided with chute along the length direction of described workbench 1; on the chute; the upper surface of the sliding rod 10 is provided with a socket 13, and the position of the socket 13 on the sliding rod 10 is consistent with the sleeve end and the shell on the rear bridge to be detected. The distance between the body centers is suitable, and the jack 13 is inserted with a gear rod 14; the circular detection block 11 is detachably fixed on the end of the sliding rod 10 facing the support table 2, The circular detection block 11 is adapted to the inner diameter of the sleeve on the qualified product of the rear bridge to be detected.

As shown in Figure 6, when the rear bridge is tested, first the housing on the rear bridge 20 is sleeved on the special-shaped adapter block 3 on the support platform 2, and now the two side sleeves on the rear bridge are respectively For the circular detection blocks 11 on the two sleeve detection modules 4, slide the sliding rod 10 until the gear rod 14 is blocked by the support column 9, at this time check whether the circular detection block 11 is socketed on the corresponding sleeve end, If the gear rod has been blocked by the support column, the circular detection block has not been completely covered by the sleeve at this time, the length of this section of the sleeve is too short; if the gear rod has been blocked by the support column, at this time, slide If the rod is also partially inside the sleeve, the length of this section of the sleeve is too long; first fix the circular detection block with the lower tolerance limit on the sliding rod, if the sleeve cannot completely cover the circular detection block at this time, then this section of the sleeve The inner diameter of the cylinder is smaller than the inner diameter of the qualified product, which is unqualified; the circular detection block with the lower tolerance limit is fixed on the sliding rod. If the sleeve completely covers the circular detection block at this time, the inner diameter of this section of the sleeve is larger than the qualified product. If the inner diameter is large, it is unqualified; when the circular detection block whose diameter is the lower limit of the tolerance 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 of the sleeve is qualified.

In this embodiment, as shown in FIG. 3 , a top screw 12 is provided on the top of the support column 9 , and after the sliding rod 10 slides to a designated position, it can be fixed by the top screw 12 to prevent it from sliding again.

In this embodiment, in order to better support the rear bridge to be detected, as shown in FIG. The upper horizontal thread is connected with bolts 6. When the rear bridge to be tested is placed on the special-shaped adapter block on the support platform, by properly turning the bolts 6, the sleeves at both ends of the rear bridge are limited, and the rear bridge is further firmly fixed. bridge.

In this embodiment, connecting rods are vertically provided on the outer wall of the sleeve at both ends of the rear bridge. In order to detect whether the position of the connecting rod on the sleeve is qualified, as shown in Fig. 4 and Fig. Both sides of the supporting platform 2 are equipped with connecting rod detection modules 7; the distance between the two connecting rod detecting modules 7 and the supporting platform is adapted to the position of the connecting rod on the sleeve on the rear bridge to be detected; The connecting rod detection module 7 includes a mounting seat 16, a rotating plate 17 and a detection plate 18; , and the position of the connecting rod of the rear bridge to be tested is provided with a U-shaped groove 19 at the position of the detection plate 18, and the inner diameter of the U-shaped groove 19 is adapted to the diameter of the connecting rod on the qualified product of the rear bridge; Turn plate 17, when making turn plate 17 vertical, when the U-shaped groove 19 on the detection plate 18 just inserts connecting rod this moment, the position of connecting rod is qualified, otherwise, then is unqualified.

In this embodiment, lifting lugs 8 are provided on both sides of the workbench 1 to facilitate the transfer of the entire detection device.

Although the embodiments of the present invention have been shown and described above, it can be understood that the above-mentioned embodiments are exemplary and should not be construed as limitations of the present invention, and those skilled in the art are within the scope of the present invention. Variations, modifications, substitutions and variations can be made to the above-described embodiments.

Claims (5)

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;

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.

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.

Images