Airtightness test equipment

Abstract

The utility model discloses air tightness test equipment, which comprises a base, a fixing jig is arranged in the middle of the top end of the base, a first air cylinder and a sixth air cylinder are respectively arranged at the front side and the rear side of the fixing jig on the base, and the first air cylinder and the sixth air cylinder both drive clamping limiting blocks for clamping a product; a second air cylinder and a third air cylinder are installed on the base and located on the left side and the right side of the fixing jig respectively, a fifth air cylinder is installed on the base and located on one side of the second air cylinder, and the second air cylinder and the fifth air cylinder both drive clamping limiting blocks for clamping products. A fourth air cylinder is installed at the driving end of the third air cylinder and drives a rubber head for clamping a product. A pressing assembly used for pressing the product is installed on the base and located above the jig seat. According to the utility model, when an air tightness test is carried out, a product does not move, and the stability during the test is ensured.

Description

TECHNICAL FIELD

[0001] The utility model relates to airtight test technical field, specifically a kind of airtight test equipment. BACKGROUND

[0002] In the assembly process of new energy automobile power supply, to ensure that the waterproof performance of automobile power supply is good, whole machine airtight test needs to be carried out after product assembly is completed. At present, due to the different appearance structures of various automobile power supplies, different functions, the number of terminals on the shell of automobile power supply is also different, which leads to the need for manual installation of many connection terminal plugs when testing the airtightness of whole machine, seriously affecting production efficiency, and also increasing the loss of connection terminal plug cost, and plug wear will also cause airtight false bad.

[0003] The existing public number CN217637804U discloses a kind of airtight test device of automobile power supply, including the box of placing automobile power supply, first airtight detection component for detecting the airtightness of air valve on automobile power supply is equipped in box, second airtight detection component for detecting the airtightness of automobile power supply shell is equipped in box, box includes the lower shell of placing automobile power supply, the protective cover rotationally connected with lower shell, still include control circuit, control circuit is used to control the working state of first airtight detection component and second airtight detection component;Both can detect the airtightness of air valve, also can detect the airtightness of automobile power supply shell, while protective cover also increases the safety of this airtight test device.

[0004] Although the prior art can realize the test of airtightness, the fixing performance of product is poor, and the product is easy to separate from jig during testing, therefore, we provide a kind of airtight test equipment. UTILITY MODEL CONTENTS

[0005] The utility model aims at providing a kind of airtight test equipment to solve the problems in prior art.

[0006] To achieve the above object, the utility model provides the following technical scheme: a kind of airtight test equipment, including base, the middle part of the top of base is equipped with fixed jig, first air cylinder and sixth air cylinder are respectively installed in the front and back of fixed jig of base, the first air cylinder and sixth air cylinder are all driven with the clamping limit block that product is clamped;Second air cylinder and third air cylinder are respectively installed in the left and right sides of base in fixed jig, fifth air cylinder is installed in the side of second air cylinder of base, the second air cylinder and fifth air cylinder are all driven with the clamping limit block that product is clamped;Fourth air cylinder is installed in the driving end of third air cylinder, the rubber head that fourth air cylinder is driven with product is clamped;Pressing assembly that product is pressed is installed on the top of jig seat of base.

[0007] Preferably, the pressing assembly is composed of slide rods, a lifting seat, a top plate, a lifting cylinder and rubber pressing blocks, four slide rods are arranged, the top plate is fixed at the top end of the four slide rods, the lifting seat is slidingly installed on the four slide rods, the lifting cylinder for driving the lifting seat to lift is installed on the top plate, and the bottom end of the lifting seat is provided with a plurality of rubber pressing blocks.

[0008] Preferably, the bottom end of the rubber pressing block is in a reverse circular truncated cone structure.

[0009] Preferably, the top of the fixing jig is provided with a plurality of limiting protrusions for limiting the product.

[0010] Compared with the prior art, the fixing jig can limit the bottom of the product, the cylinders and the clamping limiting blocks arranged on the four sides of the fixing jig can limit the four sides of the product, and the pressing assembly can limit the top of the product, so that the product will not move during the air tightness test, and the stability during the test is ensured. BRIEF DESCRIPTION OF DRAWINGS

[0011] The accompanying drawings are included to provide a further understanding of the present application, and constitute a part of the specification, illustrate the present application and explain the principle of the present application, and do not constitute a limitation on the present application. In the drawings:

[0012] Figure 1 is a structural schematic view of the present application;

[0013] Figure 2 is a structural schematic view of the present application Figure 1 is a structural schematic view of another angle;

[0014] Figure 3 is a structural schematic view of the upper part of the present application;

[0015] Figure 4 is a structural schematic view of the lower part of the present application.

[0016] In the drawings: 1, base; 2, first cylinder; 3, second cylinder; 4, third cylinder; 5, fourth cylinder; 6, rubber head; 7, slide rod; 8, lifting seat; 9, top plate; 10, lifting cylinder; 11, fifth cylinder; 12, rubber pressing block; 13, fixing jig; 14, sixth cylinder. DETAILED DESCRIPTION

[0017] In order to make the purpose, technical scheme and advantages of the embodiments of the utility model clearer, the technical scheme in the embodiments of the utility model will be clearly and completely described in the following in combination with the drawings in the embodiments of the utility model. Obviously, the described embodiments are part of the embodiments of the utility model, rather than all the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by those skilled in the art without creative labor belong to the protection scope of the utility model. Therefore, the following detailed description of the embodiments of the utility model provided in the drawings is not intended to limit the scope of the claimed utility model, but only represents selected embodiments of the utility model.

[0018] Please refer to Figures 1-4 In the embodiments of the utility model, airtightness testing equipment includes base 1, the middle part of the top end of base 1 is provided with fixed jig 13, a plurality of limiting protrusions for limiting product are installed on the top of fixed jig 13, first air cylinder 2 and sixth air cylinder 14 are respectively installed on the front and back sides of fixed jig 13 on base 1, and first air cylinder 2 and sixth air cylinder 14 are both driven by clamping limiting blocks for clamping product;Second air cylinder 3 and third air cylinder 4 are respectively installed on the left and right sides of fixed jig 13 on base 1, fifth air cylinder 11 is installed on one side of second air cylinder 3 on base 1, and second air cylinder 3 and fifth air cylinder 11 are both driven by clamping limiting blocks for clamping product;Fourth air cylinder 5 is installed on the driving end of third air cylinder 4, and fourth air cylinder 5 is driven by rubber head 6 for clamping product;The bottom of product can be limited by limiting protrusions of fixed jig;The four sides of product can be limited by air cylinders and clamping limiting blocks arranged on the four sides of fixed jig;Thus, when airtightness is tested, product will not move, and stability during testing is ensured

[0019] The airtightness testing equipment includes base 1, the middle part of the top end of base 1 is provided with fixed jig 13, a plurality of limiting protrusions for limiting product are installed on the top of fixed jig 13, first air cylinder 2 and sixth air cylinder 14 are respectively installed on the front and back sides of fixed jig 13 on base 1, and first air cylinder 2 and sixth air cylinder 14 are both driven by clamping limiting blocks for clamping product;Second air cylinder 3 and third air cylinder 4 are respectively installed on the left and right sides of fixed jig 13 on base 1, fifth air cylinder 11 is installed on one side of second air cylinder 3 on base 1, and second air cylinder 3 and fifth air cylinder 11 are both driven by clamping limiting blocks for clamping product;Fourth air cylinder 5 is installed on the driving end of third air cylinder 4, and fourth air cylinder 5 is driven by rubber head 6 for clamping product;The bottom of product can be limited by limiting protrusions of fixed jig;The four sides of product can be limited by air cylinders and clamping limiting blocks arranged on the four sides of fixed jig;Thus, when airtightness is tested, product will not move, and stability during testing is ensured

[0020] The utility model discloses a work principle is: through the limiting protrusion of fixed tool can be to the bottom of product limiting, through setting up the cylinder and clamping limit block in the four sides of fixed tool, can be to the four sides of product limiting, through the compression assembly can be to the top of product limiting, thereby when carrying out air tightness test, product will not move, ensure the stability when testing.

[0021] Finally, it should be noted that: the above only for the preferred embodiments of the utility model, and is not used to limit the utility model, although the utility model has been described in detail with reference to the foregoing embodiments, for the person skilled in the art, it still can modify the technical scheme recorded in the foregoing each embodiment, or equivalent replacement to part of technical features. Any modification, equivalent replacement, improvement etc. that is made within the spirit and principle of the utility model, should be contained in the protection scope of the utility model.

Claims

1. Airtightness testing apparatus comprising a base (1) characterised in that: The middle part of the top end of the base (1) is provided with a fixing jig (13), the base (1) is provided with a first air cylinder (2) and a sixth air cylinder (14) on the front and rear sides of the fixing jig (13) respectively, and the first air cylinder (2) and the sixth air cylinder (14) are both driven by clamping limit blocks for clamping products; The base (1) is provided with a second air cylinder (3) and a third air cylinder (4) on the left and right sides of the fixing jig (13), the base (1) is provided with a fifth air cylinder (11) on the side of the second air cylinder (3), and the second air cylinder (3) and the fifth air cylinder (11) are both driven by clamping limit blocks for clamping products; the driving end of the third air cylinder (4) is provided with a fourth air cylinder (5), and the fourth air cylinder (5) is driven by a rubber head (6) for clamping products; The base (1) is provided with a pressing assembly for pressing products above the jig base.

2. A leak testing apparatus as claimed in claim 1, wherein: The pressing assembly is composed of a slide rod (7), a lifting seat (8), a top plate (9), a lifting cylinder (10) and a rubber pressing block (12), the slide rod (7) is provided with four, the top plate (9) is fixed at the top end of the four slide rods (7), the lifting seat (8) is slidingly installed on the four slide rods (7), the top plate (9) is provided with a lifting cylinder (10) for driving the lifting seat (8) to lift, and the bottom end of the lifting seat (8) is provided with a plurality of rubber pressing blocks (12).

3. A leak testing apparatus as claimed in claim 2, wherein: The bottom end of the rubber pressing block (12) is a reverse circular truncated cone structure.

4. A leak test apparatus according to claim 1, wherein: The top of the fixing jig (13) is provided with a plurality of limiting protrusions for limiting products.

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