Testing tool for leakage of automobile fuel tank

Abstract

The utility model relates to the technical field of automobile fuel tanks, and discloses an automobile fuel tank leakage test tool comprising a vertical plate, one side of the vertical plate is provided with a moving assembly, and one end of the moving assembly is provided with a clamping assembly; the moving assembly comprises a moving bin, a first motor is arranged on one side of the moving bin, a lead screw is installed at the output end of the first motor, the outer side of the lead screw is sleeved with a first moving block, a first sliding block is installed on one side of the first moving block, and a first sliding groove is formed in the position, corresponding to the first sliding block, of the moving bin. A mounting block is mounted on one side of the first sliding block, and a pneumatic telescopic rod is mounted at the lower end of the mounting block. According to the utility model, the clamping assembly is used for clamping and fixing the outer side of the automobile fuel tank, the air tightness detection stability of the automobile fuel tank is improved, the moving assembly is used for automatically transferring the automobile fuel tank, and the production efficiency and speed are improved.

Description

Technical Field

[0001] The utility model relates to the technical field of automobile oil tanks, in particular to a testing tool for automobile oil tank leakage. Background Art

[0002] A car fuel tank is a container for storing fuel in a car and is also one of the power sources of the car. It consists of a tank body and a fuel tank cap. With the development of the automobile industry and the revitalization of the domestic automobile industry, the demand for automobile fuel tanks from major automobile manufacturers has shown a clear growth trend.

[0003] After the automobile fuel tank is produced, it is necessary to test the air tightness of the automobile fuel tank to ensure that the automobile fuel tank has good air tightness and will not leak. It is necessary to develop a test tool for automobile fuel tank leakage to test the air tightness of the automobile fuel tank.

[0004] Chinese patent authorization announcement number: CN219935218U discloses "A kind of automobile fuel tank leakage test tool", which involves the field of fuel tank leakage test tool, including a water tank, a lifting assembly is arranged inside the water tank, and the lifting assembly includes a motor, a first bevel gear, a second bevel gear, a mounting plate, a screw, a guide column, a sliding block, a connecting plate, a sliding block and a slide rail. A support plate is arranged on one side of the water tank. The device is convenient to drive the fuel tank body to move up and down through the provided lifting assembly, so that the fuel tank body enters the inside of the water tank, so as to facilitate the air tightness effect of the fuel tank body penetrating through the water inside the water tank. The motor is started to drive the first bevel gear to rotate, the first bevel gear rotates to drive the second bevel gear to rotate, the second bevel gear drives the screw to rotate, and the rotating screw and the fixed guide column are used to drive the sliding block to move, so that the sliding block drives the connecting plate to move, and the connecting plate drives the fuel tank body to move up and down.

[0005] In the above-mentioned prior art, the device is provided with a lifting assembly to facilitate the up and down movement of the fuel tank body, so that the fuel tank body enters the water tank, so as to facilitate the airtightness effect of the fuel tank body penetrating through the water inside the water tank. However, the existing device does not have the function of clamping the automobile fuel tank during use. When performing airtightness detection on the automobile fuel tank, the stability is poor and has certain limitations. Utility Model Content

[0006] The purpose of the utility model is to provide a testing tool for automobile fuel tank leakage, so as to solve the problem that the above-mentioned background technology does not have the function of clamping the automobile fuel tank, and has poor stability and certain limitations when performing air tightness detection on the automobile fuel tank.

[0007] In order to solve the above technical problems, the utility model provides the following technical solutions: a test fixture for automobile fuel tank leakage, comprising a vertical plate, a moving assembly is installed on one side of the vertical plate, and a clamping assembly is installed on one end of the moving assembly;

[0008] The mobile assembly includes a mobile warehouse, a first motor is provided on one side of the mobile warehouse, a screw is installed on the output end of the first motor, and a first mobile block is sleeved on the outer side of the screw, a first slider is installed on one side of the first mobile block, a first slide groove is opened in the mobile warehouse at a position corresponding to the first slider, a mounting block is installed on one side of the first slider, and a pneumatic telescopic rod is installed on the lower end of the mounting block;

[0009] The clamping assembly includes a clamping bin, a second motor is installed on one side of the clamping bin, a forward and reverse screw rod is installed on the output end of the second motor, a second moving block is sleeved on the outer side of the forward and reverse screw rod, one side of the second moving block is connected to the second slider, the clamping bin is provided with a second sliding groove at a relative position of the second slider, a clamping plate is installed on one end of the second slider, and a clamping block is provided on one side of the clamping plate.

[0010] Preferably, a conveying device is provided on one side of the vertical plate, a car fuel tank is provided at the lower end of the clamping assembly, a water tank is installed on one side of the vertical plate, and a water level detector is installed on one side of the water tank.

[0011] Preferably, the first motor is detachably arranged on one side of the vertical plate, and the output end of the first motor is detachably connected to the screw rod.

[0012] Preferably, the screw rod matches the first moving block, and the first sliding block is slidably connected to the first sliding groove.

[0013] Preferably, the first sliding block is detachable from the mounting block, and the output end of the pneumatic telescopic rod is detachably connected to the clamping bin.

[0014] Preferably, the output end of the second motor is detachably connected to the forward and reverse screw rods, and the second moving blocks are multiple groups, and the multiple groups of the second moving blocks are symmetrically arranged on the outer sides of the forward and reverse screw rods.

[0015] Preferably, the second sliding block is slidably connected to the second sliding groove, and the clamping plate is detachably connected to the second sliding block.

[0016] Compared with the prior art, the beneficial effects achieved by the utility model are:

[0017] First, the utility model clamps and fixes the outer side of the automobile fuel tank through the clamping assembly, thereby improving the stability of the automobile fuel tank air tightness detection. By starting the second motor, the second motor drives the forward and reverse screws to rotate, and the rotation of the forward and reverse screws drives the symmetrically arranged second moving blocks to move relative to each other. The relative movement of the symmetrically arranged second moving blocks drives the symmetrically arranged second sliding blocks to slide relative to each other in the second sliding groove, thereby driving the symmetrically arranged clamping blocks to move relative to each other, approaching the two sides of the automobile fuel tank, and clamping the two sides of the automobile fuel tank.

[0018] Second, the utility model realizes automatic transfer of automobile fuel tanks by setting up a moving component, and can work continuously, thereby greatly improving production efficiency and speed. By starting the first motor, the first motor drives the screw to rotate, the rotation of the screw drives the first moving block to move, the movement of the first moving block drives the first slider to move, thereby driving the pneumatic telescopic rod to move, and the movement of the pneumatic telescopic rod drives the clamping bin to move, which is convenient for driving the clamped automobile fuel tank to perform transfer operations. BRIEF DESCRIPTION OF THE DRAWINGS

[0019] Figure 1 It is a schematic diagram of the structure of the utility model;

[0020] Figure 2 It is a cross-sectional view of the utility model;

[0021] Figure 3 It is a structural schematic diagram of the mobile component of the utility model;

[0022] Figure 4 For this utility model Figure 2 Schematic diagram of the structure at A in the middle.

[0023] In the figure: 1. vertical plate; 2. conveying equipment; 3. moving assembly; 301. moving bin; 302. first motor; 303. screw rod; 304. first moving block; 305. first slider; 306. first slide groove; 307. mounting block; 308. pneumatic telescopic rod; 4. clamping assembly; 401. clamping bin; 402. second motor; 403. forward and reverse screw rods; 404. second moving block; 405. second slider; 406. second slide groove; 407. clamping plate; 408. clamping block; 5. automobile fuel tank; 6. water tank; 7. water level detector. DETAILED DESCRIPTION

[0024] The following will be combined with the drawings in the embodiments of the utility model to clearly and completely describe the technical solutions in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, not all of the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the utility model.

[0025] See also Figure 1-Figure 4 A test fixture for automobile fuel tank leakage, comprising a vertical plate 1, a moving assembly 3 is installed on one side of the vertical plate 1, and a clamping assembly 4 is installed on one end of the moving assembly 3; the moving assembly 3 comprises a moving warehouse 301, a first motor 302 is arranged on one side of the moving warehouse 301, a screw rod 303 is installed on the output end of the first motor 302, and a first moving block 304 is sleeved on the outer side of the screw rod 303, a first slider 305 is installed on one side of the first moving block 304, the moving warehouse 301 is provided with a first slide groove 306 at a position corresponding to the first slider 305, and a mounting assembly 4 is installed on one side of the first slider 305. Block 307, a pneumatic telescopic rod 308 is installed at the lower end of the mounting block 307; the clamping assembly 4 includes a clamping bin 401, a second motor 402 is installed on one side of the clamping bin 401, a forward and reverse screw rod 403 is installed on the output end of the second motor 402, a second moving block 404 is sleeved on the outer side of the forward and reverse screw rod 403, one side of the second moving block 404 is connected to the second slider 405, the clamping bin 401 is provided with a second slide groove 406 at a relative position of the second slider 405, a clamping plate 407 is installed at one end of the second slider 405, and a clamping block 408 is arranged on one side of the clamping plate 407.

[0026] Through the above technical solution, the outer side of the automobile fuel tank 5 is clamped and fixed by the provided clamping assembly 4, so as to improve the stability of the air tightness detection of the automobile fuel tank 5. By starting the second motor 402, the second motor 402 drives the forward and reverse screw rods 403 to rotate, and the rotation of the forward and reverse screw rods 403 drives the symmetrically arranged second moving blocks 404 to move relative to each other. The symmetrically arranged second moving blocks 404 move relative to each other and drive the symmetrically arranged second sliders 405 to slide relative to each other in the second slide grooves 406, thereby driving the symmetrically arranged clamping blocks 408 to move relative to each other, close to the two sides of the automobile fuel tank 5, and to The automobile fuel tank 5 is clamped on both sides, and the automobile fuel tank 5 is automatically transferred by the set moving component 3, which can work continuously, thereby greatly improving the production efficiency and speed. By starting the first motor 302, the first motor 302 drives the screw rod 303 to rotate, the screw rod 303 rotates to drive the first moving block 304 to move, the first moving block 304 moves to drive the first slider 305 to move, thereby driving the pneumatic telescopic rod 308 to move, and the pneumatic telescopic rod 308 moves to drive the clamping bin 401 to move, so as to facilitate the transfer operation of the clamped automobile fuel tank 5.

[0027] Specifically, a conveying device 2 is provided on one side of the vertical plate 1 , a car oil tank 5 is provided at the lower end of the clamping assembly 4 , a water tank 6 is installed on one side of the vertical plate 1 , and a water level detector 7 is installed on one side of the water tank 6 .

[0028] Through the above technical scheme, the conveying equipment 2 is an existing technology, which is responsible for conveying the automobile fuel tank 5 from one process stage to another process stage to ensure the smooth progress of the production process. The water tank 6 is provided with a water inlet and a water outlet, and the water level is detected by using a water level detector 7, so as to facilitate the detection of the air tightness of the automobile fuel tank 5.

[0029] Specifically, the first motor 302 is detachably arranged on one side of the vertical plate 1 , and the output end of the first motor 302 is detachably connected to the screw rod 303 .

[0030] Through the above technical solution, the external power supply and controller of the first motor 302 are used to ensure the independent operation of each device. The operation of the first motor 302 drives the screw rod 302 to rotate, and the rotation of the screw rod 302 drives the first moving block 304 to move.

[0031] Specifically, the screw rod 303 matches the first moving block 304 , and the first sliding block 305 is slidably connected to the first sliding groove 306 .

[0032] Through the above technical solution, the first moving block 304 is used to move the first slider 305 to slide in the first slide groove 306, and the first slider 305 and the first slide groove 306 rotate the screw rod 302 to drive the first moving block 304 to move linearly.

[0033] Specifically, the first sliding block 305 and the mounting block 307 are detachable, and the output end of the pneumatic telescopic rod 308 is detachably connected to the clamping bin 401 .

[0034] Through the above technical solution, the movement of the first slider 305 drives the installation block 307 to move, and the movement of the installation block 307 drives the pneumatic telescopic rod 308 to move, thereby driving the clamping bin 401 to move, facilitating the transfer of the automobile tank 5, thereby greatly improving production efficiency and speed.

[0035] Specifically, the output end of the second motor 402 is detachably connected to the forward and reverse screw rods 403 , and the second moving blocks 404 are multiple groups, and the multiple groups of second moving blocks 404 are symmetrically arranged on the outer sides of the forward and reverse screw rods 403 .

[0036] Through the above technical solution, the second motor 402 is externally connected to a power supply and a controller to ensure the independent operation of each device. The second motor 402 drives the forward and reverse screw rods 403 to rotate, thereby realizing the relative movement of the symmetrically arranged second moving blocks 404.

[0037] Specifically, the second sliding block 405 is slidably connected to the second sliding groove 406 , and the clamping plate 407 is detachably connected to the second sliding block 405 .

[0038] Through the above technical solution, the symmetrically arranged second moving block 404 can move relative to each other to drive the second slider 405 to move relative to each other. The second slider 405 and the second slide groove 406 ensure that the symmetrically arranged second moving block 404 can move in a straight line, which facilitates the disassembly and installation of the clamping plate 407 and improves practicality.

[0039] During use, when the automobile fuel tank 5 needs to be clamped, the automobile fuel tank 5 is moved to a suitable position through the conveying equipment 2, and the pneumatic telescopic rod 308 is started, and the pneumatic telescopic rod 308 drives the clamping bin 401 to move, and the clamping bin 401 moves to above the automobile fuel tank 5, and the second motor 402 is started, and the second motor 402 drives the forward and reverse screw rods 403 to rotate, and the rotation of the forward and reverse screw rods 403 drives the symmetrically arranged second moving blocks 404 to move relative to each other, and the symmetrically arranged second moving blocks 404 move relative to each other and drive the symmetrically arranged second sliders 405 to slide relative to each other in the second slide grooves 406, and the symmetrically arranged second sliders 405 slide relative to each other and drive the symmetrically arranged clamping plates 407 to move relative to each other, and the symmetrically arranged clamping plates 407 move relative to each other and drive the symmetrically arranged clamping blocks 408 to move relative to each other, and the symmetrically arranged clamping Block 408 is close to both sides of the automobile fuel tank 5 to clamp both sides of the automobile fuel tank 5. When the automobile fuel tank 5 needs to be transferred to the water tank 6 for air tightness detection, the first motor 302 is started, and the first motor 302 drives the screw rod 303 to rotate. The rotation of the screw rod 303 drives the first moving block 304 to move. The movement of the first moving block 304 drives the first slider 305 to move. The movement of the first slider 305 drives the installation block 307 to move. The movement of the installation block 307 drives the pneumatic telescopic rod 308 to move. The movement of the pneumatic telescopic rod 308 drives the clamping bin 401 to move. The pneumatic telescopic rod 308 is started, and the pneumatic telescopic rod 308 drives the clamping bin 401 to move downward, so that the automobile fuel tank 5 is pressed into the water tank 6. The water level detector 7 detects the water level, and the air tightness of the automobile fuel tank 5 is determined by the water level detection.

[0040] Although the embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that various changes, modifications, substitutions and variations may be made to the embodiments without departing from the principles and spirit thereof, and the scope of the invention is defined by the appended claims and their equivalents.

Claims

1. A testing tool for automobile fuel tank leakage, comprising a vertical plate (1), characterized in that: A moving assembly (3) is installed on one side of the vertical plate (1), and a clamping assembly (4) is installed on one end of the moving assembly (3); The moving assembly (3) comprises a moving warehouse (301), a first motor (302) is arranged on one side of the moving warehouse (301), a screw rod (303) is installed at the output end of the first motor (302), and a first moving block (304) is sleeved on the outer side of the screw rod (303), a first sliding block (305) is installed on one side of the first moving block (304), a first sliding groove (306) is provided on the moving warehouse (301) at a position corresponding to the first sliding block (305), a mounting block (307) is installed on one side of the first sliding block (305), and a pneumatic telescopic rod (308) is installed at the lower end of the mounting block (307); The clamping assembly (4) comprises a clamping bin (401), a second motor (402) is installed on one side of the clamping bin (401), a forward and reverse screw rod (403) is installed on the output end of the second motor (402), a second moving block (404) is sleeved on the outer side of the forward and reverse screw rod (403), a second sliding block (405) is connected to one side of the second moving block (404), a second sliding groove (406) is opened in the clamping bin (401) at a relative position of the second sliding block (405), a clamping plate (407) is installed on one end of the second sliding block (405), and a clamping block (408) is arranged on one side of the clamping plate (407).

2. The automobile fuel tank leakage testing tool according to claim 1, characterized in that: A conveying device (2) is provided on one side of the vertical plate (1), a car oil tank (5) is provided at the lower end of the clamping assembly (4), a water tank (6) is installed on one side of the vertical plate (1), and a water level detector (7) is installed on one side of the water tank (6).

3. The automobile fuel tank leakage testing tool according to claim 1, characterized in that: The first motor (302) is detachably arranged on one side of the vertical plate (1), and the output end of the first motor (302) is detachably connected to the screw rod (303).

4. The automobile fuel tank leakage testing tool according to claim 1, characterized in that: The screw rod (303) matches the first moving block (304), and the first sliding block (305) is slidably connected to the first sliding groove (306).

5. The automobile fuel tank leakage testing tool according to claim 1, characterized in that: The first sliding block (305) and the mounting block (307) are detachable, and the output end of the pneumatic telescopic rod (308) is detachably connected to the clamping bin (401).

6. The automobile fuel tank leakage testing tool according to claim 1, characterized in that: The output end of the second motor (402) is detachably connected to the forward and reverse screw rods (403); the second moving blocks (404) are multiple groups, and the multiple groups of the second moving blocks (404) are symmetrically arranged on the outer sides of the forward and reverse screw rods (403).

7. The automobile fuel tank leakage testing tool according to claim 1, characterized in that: The second sliding block (405) is slidably connected to the second sliding groove (406), and the clamping plate (407) is detachably connected to the second sliding block (405).

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