CN221211344U

CN221211344U - Auxiliary device for airtight test of rear shell assembly

Info

Publication number: CN221211344U
Application number: CN202322491009.4U
Authority: CN
Inventors: 徐升; 孙金升
Original assignee: Wuhu Haili New Energy Technology Co ltd; Shanghai Highly New Energy Technology Co Ltd
Current assignee: Wuhu Haili New Energy Technology Co ltd; Shanghai Highly New Energy Technology Co Ltd
Priority date: 2023-09-13
Filing date: 2023-09-13
Publication date: 2024-06-25
Anticipated expiration: 2033-09-13

Abstract

The utility model provides a rear shell assembly airtight test auxiliary device, comprising: a bottom plate for supporting the rear housing assembly; the cylinder mounting plate is arranged above the bottom plate; the cylinder is arranged on the cylinder mounting plate, and a cylinder rod of the cylinder extends out to the bottom plate; the main pressing plate is connected with the air cylinder and is driven by the air cylinder to press the rear shell component on the bottom plate; the suspension bracket is arranged on the main pressing plate and rises and falls along with the main pressing plate, and extends outwards and is exposed at one side of the main pressing plate in the horizontal direction; the plurality of height-adjusting bolts are connected to the area of the suspension bracket exposed out of the main pressing plate, and the screw rods of the height-adjusting bolts extend downwards; and the pressing blocks are respectively connected with the screw rods of the height-adjusting bolts in a screwed manner, when the main pressing plate presses the rear shell assembly, the pressing blocks respectively press the plurality of wiring ends of the rear shell assembly, and at least one pressing block is provided with a gas circuit interface connected with the detection device. According to the utility model, the workpiece can be pressed by the cylinder and the height-adjusting bolt mechanism, so that the sealing of each gas leakage part is realized, and the detection efficiency and accuracy are improved.

Description

Auxiliary device for airtight test of rear shell assembly

Technical Field

The utility model relates to the field of airtight detection, in particular to an auxiliary device for airtight test of a rear shell assembly of a compressor.

Background

The utility model provides a problem that back shroud fastening force was insufficient gas leakage and strong electricity public end line core gas leakage is met in new forms of energy motor compressor backshell subassembly gas tightness test, causes the gas tightness test to go on inadequately, so develop the device for seal and fix the backshell subassembly when realizing the test. By means of the device, the novel energy electric compressor rear shell air tightness testing function can be achieved, manual participation is not needed during testing, and production efficiency is improved. The existing detection method is not linked with equipment by considering the existing installation space and the existing model change, and the test process needs to be started on a test instrument after the rear shell is pressed tightly.

In view of this, the present utility model proposes an auxiliary device for testing the airtight performance of a rear housing assembly.

It should be noted that the information disclosed in the foregoing background section is only for enhancement of understanding of the background of the utility model and thus may include information that does not form the prior art that is already known to those of ordinary skill in the art.

Disclosure of utility model

Aiming at the problems in the prior art, the utility model aims to provide the auxiliary device for testing the airtight of the rear shell assembly, which overcomes the difficulty in the prior art, can compress a workpiece through an air cylinder and a height-adjusting bolt mechanism, realizes the sealing of each gas leakage part, and improves the detection efficiency and accuracy.

An embodiment of the present utility model provides a rear case assembly airtight test auxiliary device, including:

A bottom plate for supporting the rear housing assembly;

the cylinder mounting plate is arranged above the bottom plate;

The cylinder is arranged on the cylinder mounting plate, and a cylinder rod of the cylinder extends out of the bottom plate;

the main pressing plate is connected with the air cylinder and is driven by the air cylinder to press the rear shell component on the bottom plate;

The suspension bracket is arranged on the main pressing plate, rises and falls along with the main pressing plate, extends outwards and is exposed at one side of the main pressing plate in the horizontal direction;

The plurality of height adjusting bolts are connected to the area, exposed out of the main pressing plate, of the suspension bracket, and the screw rods of the height adjusting bolts extend downwards; and

And the pressing blocks are respectively in threaded connection with the screw rods of the height adjusting bolts, when the main pressing plate presses towards the rear shell assembly, the pressing blocks respectively press the plurality of wiring ends of the rear shell assembly, and at least one pressing block is provided with a gas circuit interface connected with the detection device.

Preferably, the rear shell positioning base is arranged on the upper surface of the bottom plate, a plurality of support rods are arranged on the rear shell positioning base, and the support rods are filled in screw holes of the rear shell assembly.

Preferably, the device further comprises a plurality of stand columns which are respectively supported between the bottom plate and the cylinder mounting plate.

Preferably, the rear housing positioning base is surrounded or clamped by the upright.

Preferably, the length of the upright is greater than the extension distance of the cylinder rod of the cylinder.

Preferably, the driving direction of the cylinder is perpendicular to the cylinder mounting plate.

Preferably, the suspension bracket is an L-shaped plate, a vertical portion of the L-shaped plate is connected to an edge of one side of the main pressing plate, a horizontal portion of the L-shaped plate is suspended outside the main pressing plate, and the height adjusting bolt is in threaded connection with the horizontal portion.

Preferably, the terminal assembly further comprises a flexible pressing piece, wherein the flexible pressing piece is arranged on the lower surface of the pressing piece, and the flexible pressing piece is pressed on the terminal of the rear shell assembly along with the pressing piece.

Preferably, the device further comprises a guide rod, wherein the guide rod is vertically arranged on the upper surface of the main pressing plate and ascends and descends along with the main pressing plate, the air cylinder mounting plate is provided with a through hole for the upper end of the guide rod to pass through, and the extending direction of the guide rod is parallel to the extending direction of the air cylinder rod.

Preferably, the device further comprises a valve assembly, wherein the valve assembly is arranged on the bottom plate and is connected with the cylinder through a pipeline.

The utility model aims to provide an auxiliary device for airtight testing of a rear shell assembly, which can compress a workpiece through an air cylinder and a height-adjusting bolt mechanism, so that the sealing of each gas leakage part is realized, and the detection efficiency and accuracy are improved.

Drawings

Other features, objects and advantages of the present utility model will become more apparent upon reading of the detailed description of non-limiting embodiments, made with reference to the following drawings.

Fig. 1 is a perspective view of the rear housing assembly air tightness test auxiliary device of the present utility model.

Reference numerals

1. Bottom plate

2. Upright post

3. Cylinder mounting plate

4. Rear shell positioning base

5. Main pressing plate

6. Briquetting machine

61. Suspension bracket

62. Height-adjusting bolt

63. Flexible tabletting

64. Air passage interface

65. Vertical part

66. Horizontal part

7. Guide rod

8. Cylinder

9. Valve assembly

Detailed Description

Other advantages and effects of the present application will be readily apparent to those skilled in the art from the following disclosure, which describes the embodiments of the present application by way of specific examples. The application may be practiced or carried out in other embodiments and with various details, and various modifications and alterations may be made to the details of the application from various points of view and applications without departing from the spirit of the application. It should be noted that, without conflict, the embodiments of the present application and features of the embodiments may be combined with each other.

The embodiments of the present application will be described in detail below with reference to the attached drawings so that those skilled in the art to which the present application pertains can easily implement the present application. This application may be embodied in many different forms and is not limited to the embodiments described herein.

In the context of the present description, reference to the terms "one embodiment," "some embodiments," "examples," "particular examples," or "some examples," etc., means that a particular feature, structure, material, or characteristic described in connection with the embodiment or example is included in at least one embodiment or example of the present application. Furthermore, the particular features, structures, materials, or characteristics may be combined in any suitable manner in any one or more embodiments or examples. Furthermore, various embodiments or examples, as well as features of various embodiments or examples, presented herein may be combined and combined by those skilled in the art without conflict.

Furthermore, the terms "first," "second," and the like, are used for descriptive purposes only and are not to be construed as indicating or implying a relative importance or the number of technical features indicated. Thus, a feature defining "a first" or "a second" may explicitly or implicitly include at least one such feature. In the context of the present application, the meaning of "a plurality" is two or more, unless explicitly defined otherwise.

For the purpose of clarity of explanation of the present application, components that are not related to the explanation are omitted, and the same or similar components are given the same reference numerals throughout the description.

Throughout the specification, when a device is said to be "connected" to another device, this includes not only the case of "direct connection" but also the case of "indirect connection" with other elements interposed therebetween. In addition, when a certain component is said to be "included" in a certain device, unless otherwise stated, other components are not excluded, but it means that other components may be included.

When a device is said to be "on" another device, this may be directly on the other device, but may also be accompanied by other devices therebetween. When a device is said to be "directly on" another device in contrast, there is no other device in between.

Although the terms first, second, etc. may be used herein to connote various elements in some instances, the elements should not be limited by the terms. These terms are only used to distinguish one element from another element. For example, a first interface, a second interface, etc. Furthermore, as used herein, the singular forms "a", "an" and "the" are intended to include the plural forms as well, unless the context indicates otherwise. It will be further understood that the terms "comprises," "comprising," "includes," and/or "including" specify the presence of stated features, steps, operations, elements, components, items, categories, and/or groups, but do not preclude the presence, presence or addition of one or more other features, steps, operations, elements, components, items, categories, and/or groups. The terms "or" and/or "as used herein are to be construed as inclusive, or meaning any one or any combination. Thus, "A, B or C" or "A, B and/or C" means "any of the following: a, A is as follows; b, a step of preparing a composite material; c, performing operation; a and B; a and C; b and C; A. b and C). An exception to this definition will occur only when a combination of elements, functions, steps or operations are in some way inherently mutually exclusive.

The terminology used herein is for the purpose of describing particular embodiments only and is not intended to be limiting of the application. As used herein, the singular forms "a", "an" and "the" are intended to include the plural forms as well, unless the language clearly indicates the contrary. The meaning of "comprising" in the specification is to specify the presence of stated features, regions, integers, steps, operations, elements, and/or components, but does not preclude the presence or addition of other features, regions, integers, steps, operations, elements, and/or components.

Although not differently defined, including technical and scientific terms used herein, all have the same meaning as commonly understood by one of ordinary skill in the art to which this application belongs. The term addition defined in the commonly used dictionary is interpreted as having a meaning conforming to the contents of the related art document and the current hint, so long as no definition is made, it is not interpreted as an ideal or very formulaic meaning too much.

Fig. 1 is a perspective view of the rear housing assembly air tightness test auxiliary device of the present utility model. As shown in fig. 1, the rear case assembly airtight test assisting apparatus of the present utility model includes: the device comprises a bottom plate 1, a cylinder mounting plate 3, a cylinder 8, a main pressing plate 5, a suspension bracket 61, a height adjusting bolt 62 and a pressing block 6. The floor 1 is used to support the rear housing assembly. The cylinder mounting plate 3 is disposed above the bottom plate 1. The cylinder 8 is provided on the cylinder mounting plate 3, and a cylinder rod of the cylinder 8 extends toward the bottom plate 1. The main pressing plate 5 is connected with the air cylinder 8, and is driven by the air cylinder 8 to press the rear shell component on the bottom plate 1. The suspension bracket 61 is provided on the main platen 5 to be lifted up and down along with the main platen 5, and the suspension bracket 61 extends outward to be exposed to one side of the main platen 5 in the horizontal direction. A plurality of height adjusting bolts 62 are connected to the region of the suspension bracket 61 exposed to the main platen 5, and the screw rods of the height adjusting bolts 62 extend downward. The pressing blocks 6 are respectively connected with the screws of the height adjusting bolts 62 in a screwed mode, when the main pressing plate 5 presses the rear shell assembly, the pressing blocks 6 respectively press the wiring terminals of the rear shell assembly, and at least one pressing block 6 is provided with an air passage interface 64 connected with the detection device.

In a preferred embodiment, the rear shell positioning base 4 is disposed on the upper surface of the bottom plate 1, and the rear shell positioning base 4 is provided with a plurality of support rods, which are filled in screw holes of the rear shell assembly, but not limited thereto.

In a preferred embodiment, the cylinder mounting plate further comprises a plurality of upright posts 2, and the upright posts 2 are respectively supported between the bottom plate 1 and the cylinder mounting plate 3, but not limited to the foregoing.

In a preferred embodiment, the rear housing positioning base 4 is surrounded or clamped by the upright 2, but is not limited thereto.

In a preferred embodiment, the length of the upright 2 is greater than the extension distance of the cylinder rod of the cylinder 8, but is not limited thereto.

In a preferred embodiment, the driving direction of the cylinder 8 is perpendicular to the cylinder mounting plate 3, but is not limited thereto.

In a preferred embodiment, the suspension bracket 61 is an L-shaped plate, the vertical portion 65 of the L-shaped plate is connected to an edge of one side of the main platen 5, the horizontal portion 66 of the L-shaped plate is suspended outside the main platen 5, and the height adjusting bolt 62 is screwed to the horizontal portion, but not limited thereto.

In a preferred embodiment, the flexible pressing piece 63 is disposed on the lower surface of the pressing piece 6, and the flexible pressing piece 63 is pressed against the terminal of the rear housing component along with the pressing piece 6, but not limited thereto.

In a preferred embodiment, the air cylinder mounting plate further comprises a guide rod 7, the guide rod 7 is vertically arranged on the upper surface of the main pressing plate 5 and is lifted along with the main pressing plate 5, the air cylinder mounting plate 3 is provided with a through hole for the upper end of the guide rod 7 to pass through, and the extending direction of the guide rod 7 is parallel to the extending direction of the air cylinder rod, but the air cylinder mounting plate is not limited to the extending direction.

In a preferred embodiment, the device further comprises a valve assembly 9, the valve assembly 9 is disposed on the base plate 1, and the valve assembly 9 is connected to the cylinder 8 through a pipeline, but not limited thereto.

The utility model mainly comprises a body, a rear shell positioning base 4, a pressing device, an air cylinder 8 and a valve assembly 9. The body comprises a bottom plate 1, a stand column 2 and a cylinder mounting plate 3. The body mainly provides the mounting location and frame for other components. The rear shell positioning base 4 is supported at the positions of 6 mounting bolts of the rear cover plate by adopting 6 support rods, wherein 2 support rods are used for positioning. The compressing device comprises a main pressing plate 5, two pressing blocks 6 and a guide rod 7. The main pressing plate 5 is driven by an air cylinder and is used for pressing the rear shell assembly to realize the sealing between the rear shell coated with the adhesive and the rear cover plate. The two pressing blocks 6 move up and down along with the main pressing plate, are respectively pressed on the end faces of the strong and weak current male ends through the spring mechanism, and rubber gaskets are used for sealing the strong and weak current male ends between the pressing blocks 6 and the male ends. The two pressing blocks 6 can be used for adjusting the pressing positions through bolts so as to give consideration to the heights of male ends of different models. Wherein, a nitrogen pipe interface is arranged on at least one pressing block and is used for being connected with a testing instrument. The guide rod 7 is used for righting the main pressing plate 5, so that the main pressing plate 5 cannot deflect and rotate when moving up and down. The cylinder 8 provides power for the compacting device. The valve component 9 is provided with an air supply interface with a self-locking function and is used for controlling the opening and closing of compressed air to supply air for the air cylinder. The auxiliary device for testing the airtight of the rear shell component is particularly suitable for the vehicle new energy electric air-conditioning compressor with the preassembled rear shell component.

The auxiliary device for testing the airtight of the rear shell component can solve the problem that the airtight test of the rear shell of the new energy electric compressor is not easy to carry out due to multiple air leakage; only one cylinder is used, the pipelines are few, photoelectric signals are not needed, the model change is simple, and the influence on the existing product test is reduced; the strong and weak current male end adopts flexible compaction, is simple to adjust, and can meet the testing requirements of various types; the test does not need manual compaction and parallel operation, thereby improving the production efficiency.

In summary, the utility model aims to provide the auxiliary device for testing the airtight of the rear shell assembly, which can compress a workpiece through the air cylinder and the height-adjusting bolt mechanism, realize the sealing of each gas leakage part, reduce the coupling with pipelines and signals of the existing equipment as much as possible, and realize the convenience and rapidness of the mold change.

The foregoing is a further detailed description of the utility model in connection with the preferred embodiments, and it is not intended that the utility model be limited to the specific embodiments described. It will be apparent to those skilled in the art that several simple deductions or substitutions may be made without departing from the spirit of the utility model, and these should be considered to be within the scope of the utility model.

Claims

1. A rear housing assembly air tightness test auxiliary device, comprising:

A bottom plate (1) for supporting the rear housing assembly;

the cylinder mounting plate (3) is arranged above the bottom plate (1);

the cylinder (8) is arranged on the cylinder mounting plate (3), and a cylinder rod of the cylinder (8) extends out to the bottom plate (1);

The main pressing plate (5) is connected with the air cylinder (8), and is driven by the air cylinder (8) to press the rear shell component on the bottom plate (1);

The suspension bracket (61) is arranged on the main pressing plate (5) and rises and falls along with the main pressing plate (5), and the suspension bracket (61) extends outwards and is exposed at one side of the main pressing plate (5) in the horizontal direction;

A plurality of height-adjusting bolts (62) connected to the region of the suspension bracket (61) exposed out of the main pressing plate (5), wherein the screw rods of the height-adjusting bolts (62) extend downwards; and

The pressing blocks (6) are respectively connected with the screws of the height adjusting bolts (62) in a screwed mode, when the main pressing plate (5) presses towards the rear shell assembly, the pressing blocks (6) respectively press against the wiring terminals of the rear shell assembly, and at least one pressing block (6) is provided with an air passage interface (64) connected with the detection device.

2. The auxiliary device for airtight testing of a rear housing assembly according to claim 1, further comprising a rear housing positioning base (4) arranged on the upper surface of the bottom plate (1), wherein the rear housing positioning base (4) is provided with a plurality of support rods, and the support rods are filled in screw holes of the rear housing assembly.

3. The rear housing assembly airtight testing aid according to claim 2, further comprising a plurality of columns (2), the columns (2) being supported between the base plate (1) and the cylinder mounting plate (3), respectively.

4. A rear housing assembly air tightness test aid as claimed in claim 3, wherein the rear housing positioning base (4) is surrounded or clamped by the upright (2).

5. A rear housing assembly airtight testing aid as claimed in claim 3, wherein the length of the upright (2) is greater than the extension distance of the cylinder rod of the cylinder (8).

6. Rear housing assembly airtight test aid according to claim 1, characterized in that the driving direction of the cylinder (8) is perpendicular to the cylinder mounting plate (3).

7. The auxiliary device for airtight testing of a rear housing assembly according to claim 1, wherein the suspension bracket (61) is an L-shaped plate, a vertical portion (65) of the L-shaped plate is connected to an edge of one side of the main pressing plate (5), a horizontal portion (66) of the L-shaped plate is suspended outside the main pressing plate (5), and the height adjusting bolt (62) is screwed to the horizontal portion.

8. The rear housing assembly airtight test auxiliary device according to claim 1, further comprising a flexible pressing piece (63) provided on a lower surface of the pressing piece (6), wherein the flexible pressing piece (63) is pressed against a terminal of the rear housing assembly along with the pressing piece (6).

9. The auxiliary device for airtight testing of a rear housing assembly according to claim 1, further comprising a guide rod (7), wherein the guide rod (7) is vertically arranged on the upper surface of the main pressing plate (5), and is lifted along with the main pressing plate (5), the cylinder mounting plate (3) is provided with a through hole for passing through the upper end of the guide rod (7), and the extending direction of the guide rod (7) is parallel to the extending direction of the cylinder rod.

10. The rear housing assembly airtight test aid according to claim 1, further comprising a valve assembly (9), wherein the valve assembly (9) is provided to the base plate (1), and wherein the valve assembly (9) is connected to the cylinder (8) by a pipe.