Automobile water pump air tightness test equipment

Abstract

The utility model provides an automobile water pump air tightness test device which comprises a test board, a limiting block fixedly installed on the top of the test board, an automatic plugging mechanism located on the right side of the limiting block arranged on the top of the test board, an air tightness test mechanism located on the back face of the limiting block arranged on the top of the test board, and an automatic plugging mechanism. The fixed frame is fixedly mounted at the top of the test board, and a first electric cylinder is fixedly mounted on the right side of the fixed frame. Through cooperation of a first electric cylinder and a sliding rod, a movable plate base can be driven to stably slide towards the left side, then a rubber plug block can be promoted to be inserted into one end of the water pump, the function of automatically plugging one end of the water pump is achieved, manpower consumption is reduced, when the sliding rod stretches, a fixed pressing block can move towards the left side at the same time, and the working efficiency is improved. By means of the design, the overall efficiency of testing work can be greatly improved.

Description

TECHNICAL FIELD

[0001] The utility model relates to a kind of automobile water pump air tightness test equipment, belong to automobile water pump quality inspection technical field. BACKGROUND

[0002] Automobile water pump is an important component of automobile engine cooling system, main function is circulating coolant, keep engine temperature in suitable range, prevent engine overheating, when automobile travels, through automobile water pump, coolant is circulated, absorbs and takes away the heat of engine, and then is transmitted to water tank, cold air blows through water tank, takes away heat, and the coolant after cooling is driven by automobile water pump and returns to engine position to repeat heat absorption, to prevent automobile water pump from leaking, ensure the quality of automobile water pump, in quality inspection process, air tightness test needs to be carried out to water pump.

[0003] In the process of automobile water pump air tightness test, the output end or input end of water pump needs to be manually blocked first, and then air tightness test is carried out from the other end, in the operation process, user needs to manually block and unblock frequently, which leads to the problem of large labor intensity of operator, and affects the efficiency of test. UTILITY MODEL CONTENT

[0004] Based on the above background, the purpose of the utility model is to provide an automobile water pump air tightness test equipment to solve the problems in the background art.

[0005] In order to realize the above utility model purpose, the utility model provides the following technical scheme:

[0006] An automobile water pump air tightness test equipment, comprising a test table, the top of the test table is fixedly installed with a limiting block, the top of the test table is provided with an automatic blocking mechanism located at the right side of the limiting block, and the top of the test table is provided with an air tightness test mechanism located at the back of the limiting block.

[0007] The automatic blocking mechanism comprises a fixed frame, the fixed frame is fixedly installed on the top of the test table, a No.

[0008] As a preferred, the right side of the moving plate seat is fixedly installed with a sliding rod, the outer wall of the sliding rod is slidably connected with the inner wall of the fixed frame, and the left side of the moving plate seat is fixedly installed with a fixed pressing block.

[0009] As preferred, the air tightness testing mechanism comprises a column fixedly installed on the top of the testing table, a lifting base fixedly installed on the top of the column, and a second electric cylinder fixedly installed on the bottom of the lifting base.

[0010] As preferred, the bottom of the lifting base is fixedly installed with a driven sliding shaft, the outer wall of the driven sliding shaft is slidingly connected with the inner wall of the lifting base, the front of the lifting base is fixedly installed with a connecting block, and the inner wall of the connecting block is fixedly installed with a testing frame.

[0011] As preferred, a limiting strip is fixedly installed at the corner of the top of the testing frame, a plug-in pipe is fixedly connected with the bottom of the testing frame, and a rubber ring is fixedly sleeved on the outer wall of the plug-in pipe.

[0012] As preferred, a temporary supporting block is movably connected with the top of the testing frame, a counterweight is fixedly installed on the inner side of the temporary supporting block, and a rubber sleeve is fixedly sleeved on the outer wall of the counterweight.

[0013] As preferred, an air pressure gauge is fixedly connected with the top of the counterweight, and a handle is fixedly installed on the top of the counterweight.

[0014] Compared with the prior art, the utility model has the following advantages:

[0015] Through cooperation of the first electric cylinder and the sliding rod, the movable base can be driven to slide to the left side stably, so that the rubber plug block can be inserted into one end of the water pump, that is, the function of automatically plugging one end of the water pump is realized, the consumption of manpower is reduced, and when the sliding rod extends, the fixed pressing block will be displaced to the left side to clamp and position the water pump, so that the overall efficiency of the testing work can be greatly improved, and through the design of the air tightness testing mechanism, the air tightness test can be performed without the aid of external air pumps and other devices, and the use cost is low. BRIEF DESCRIPTION OF DRAWINGS

[0016] In order to more clearly illustrate the technical scheme in the embodiments of the utility model or the prior art, the following will briefly introduce the drawings needed to be used in the embodiment or the prior art description, and obviously, the drawings in the following description are only the embodiments of the utility model, and for those skilled in the art, other drawings can be obtained without creative labor on the premise of the provided drawings.

[0017] Figure 1 It is a three-dimensional structure schematic view of the utility model;

[0018] Figure 2 It is a limiting structure schematic view of the utility model;

[0019] Figure 3 It is the structure schematic view of automatic plugging mechanism of the utility model;

[0020] Figure 4 It is the structure schematic view of air tightness testing mechanism of the utility model;

[0021] Figure 5 It is the structure schematic view of test frame of the utility model.

[0022] In the drawing: 1, test table; 11, limiting block; 2, automatic plugging mechanism; 21, fixed frame; 22, No. 1 electric cylinder; 23, moving plate seat; 24, sliding rod; 25, movable pad; 26, rubber plug block; 27, fixed pressing block; 3, air tightness testing mechanism; 31, stand column; 32, lifting plate seat; 33, No. 2 electric cylinder; 34, lifting plate seat; 35, driven sliding shaft; 36, connecting block; 37, test frame; 371, limiting strip rod; 372, plug-in pipe; 373, rubber ring; 374, counterweight block; 375, rubber sleeve; 376, temporary support block; 377, air pressure gauge; 378, handle. DETAILED DESCRIPTION

[0023] The technical scheme of the utility model will be further explained in detail by specific embodiments and in combination with the drawings. It should be understood that the implementation of the utility model is not limited to the following embodiments, and any form of variation and / or change of the utility model will fall within the scope of protection of the utility model.

[0024] In the utility model, all parts, percentages are weight units unless otherwise specified, and the equipment and raw materials used can be purchased from the market or commonly used in the art. The methods in the following examples are conventional methods in the art unless otherwise specified. The components or equipment in the following examples are general standard components or components known to those skilled in the art unless otherwise specified. Their structure and principle can be known to the skilled person through technical manuals or obtained through conventional experimental methods.

[0025] The embodiments of the utility model will be described in detail in combination with the drawings. In the following detailed description, many specific details are set forth in order to provide a thorough understanding of the embodiments of the utility model. However, one or more embodiments can be implemented by those skilled in the art without these specific details.

[0026] As Figures 1-5As shown, a kind of automobile water pump air tightness test equipment, including test table 1, the top of test table 1 is fixedly installed with limit block 11, the top of test table 1 is provided with automatic plugging mechanism 2 located in the right side of limit block 11, the top of test table 1 is provided with air tightness test mechanism 3 located in the back of limit block 11, automatic plugging mechanism 2 includes fixed frame 21, fixed frame 21 is fixedly installed on the top of test table 1, the right side of fixed frame 21 is fixedly installed with No.1 electric cylinder 22, the telescopic end of No.1 electric cylinder 22 extends to the left side of fixed frame 21 and is fixedly connected with moving plate seat 23, moving plate seat 23 is detachably connected with movable pad 25 on the left side, movable pad 25 is fixedly connected with rubber plug block 26 on the left side, by the design of limit block 11, the water pump can be positioned, control No.1 electric cylinder 22 to expand work, can push moving plate seat 23 to the left side and move, drive movable pad 25 to the left side and move, promote rubber plug block 26 to be inserted into the end of water pump, movable pad 25 is installed on the side of moving plate seat 23 by bolt, facilitate user to replace the worn rubber plug block 26.

[0027] In the embodiment, the right side of moving plate seat 23 is fixedly installed with sliding rod 24, the outer wall of sliding rod 24 is slidably connected with the inner wall of fixed frame 21, the left side of moving plate seat 23 is fixedly installed with fixed pressing block 27, in the process that No.1 electric cylinder 22 drives moving plate seat 23 to move, sliding rod 24 will slide on the inner wall of fixed frame 21, increase the stability when moving plate seat 23 moves left and right, when moving plate seat 23 moves to the left side, fixed pressing block 27 will also move to the left side, complete the function of clamping and fixing water pump in cooperation with limit block 11.

[0028] In the embodiment, air tightness test mechanism 3 includes stand 31, stand 31 is fixedly installed on the top of test table 1, the top of stand 31 is fixedly installed with lifting plate seat 32, lifting plate seat 32 is fixedly installed with No.2 electric cylinder 33 on the bottom, the telescopic end of No.2 electric cylinder 33 extends to the top of lifting plate seat 32 and is fixedly connected with lifting plate seat 34, lifting plate seat 34 is fixedly installed with driven slide shaft 35 on the bottom, the outer wall of driven slide shaft 35 is slidably connected with the inner wall of lifting plate seat 32, lifting plate seat 34 is fixedly installed with connecting block 36 on the front, connecting block 36 is fixedly installed with test frame 37 on the inner wall, control No.2 electric cylinder 33 to contract, can drive lifting plate seat 34 to move down, drive test frame 37 to move down through the transmission of connecting block 36, facilitate the implementation of test connection, in the process that lifting plate seat 34 moves up and down, driven slide shaft 35 will slide on the inner wall of lifting plate seat 32, to increase stability, control No.2 electric cylinder 33 to expand work, can drive test frame 37 to move up as a whole, release test connection state.

[0029] In the embodiment, the limit strip rod 371 is fixedly installed at the corner of the top of the test frame 37, the plug-in pipe 372 is fixedly connected to the bottom of the test frame 37, the rubber ring 373 is fixedly sleeved on the outer wall of the plug-in pipe 372, the temporary support block 376 is movably connected to the top of the test frame 37, the counterweight 374 is fixedly installed on the inner side of the temporary support block 376, the rubber sleeve 375 is fixedly sleeved on the outer wall of the counterweight 374, the air pressure gauge 377 is fixedly connected to the top of the counterweight 374, the handle 378 is fixedly installed on the top of the counterweight 374, before the test frame 37 moves downward, the counterweight 374 is manually disassembled and lifted from the handle 378, after the test frame 37 moves downward, the plug-in pipe 372 is plugged into the end of the water pump, the connection between the plug-in pipe 372 and the water pump is sealed by the design of the rubber ring 373, then the counterweight 374 is plugged into the inner side of the limit strip rod 371 and released, the counterweight 374 can move downward in the limit strip rod 371 and continue to slide into the test frame 37 by its own gravity, the connection between the test frame 37 and the counterweight 374 is sealed by the design of the rubber sleeve 375, at this time, the air pressure in the cavity formed by the test frame 37 and the counterweight 374 is displayed by the design of the air pressure gauge 377, if the water pump leaks, the counterweight 374 will continue to slide down, the air pressure value at the air pressure gauge 377 will decrease, if the air tightness of the water pump is qualified, the counterweight 374 will not continue to slide down, the air pressure at the air pressure gauge 377 will remain unchanged, thereby the air tightness test is realized, without the help of external air pump and other devices, the air tightness test can be performed, and the use cost is lower.

[0030] The working principle of the automobile water pump air tightness test equipment is as follows: in use, the water pump is inserted into the inner side of the limiting block 11, then the first electric cylinder 22 is controlled to stretch, the movable plate seat 23 is driven to slide to the left side stably, the rubber plug block 26 is inserted into one end of the water pump, the function of automatically plugging one end of the water pump is realized, the fixed pressing block 27 is displaced to the left side at the same time, the water pump is clamped and positioned, then the second electric cylinder 33 is controlled to contract, the lifting plate seat 34 is driven to move downward, the test frame 37 is driven to move downward through the transmission of the connecting block 36, before the test frame 37 moves downward, the counterweight block 374 is manually disassembled and lifted from the handle 378, after the test frame 37 moves downward, the insertion pipe 372 is inserted into the end of the water pump, then the counterweight block 374 is inserted into the inner side of the limiting strip rod 371 and is released, through the self-gravity of the counterweight block 374, the counterweight block 374 can move downward in the limiting strip rod 371 and continue to slide into the test frame 37 by a distance, through the design of the air pressure gauge 377, the air pressure in the cavity formed by the test frame 37 and the counterweight block 374 can be displayed, if the water pump leaks, the counterweight block 374 will continue to slide downward, the air pressure value at the air pressure gauge 377 will decrease, if the air tightness of the water pump is qualified, the counterweight block 374 will not continue to slide downward, the air pressure at the air pressure gauge 377 will remain unchanged, and thus the air tightness test function is realized.

[0031] The principle and implementation mode of the utility model are described by applying specific examples in the paper, and the above embodiment is only used for helping to understand the method and core idea of the utility model. It should be pointed out that, for ordinary skilled persons in the technical field, some improvements and modifications can be made to the utility model without departing from the principle of the utility model, and these improvements and modifications also fall within the protection scope of the utility model claim.

Claims

1. An automotive water pump air tightness testing apparatus comprising a testing table (1), characterized in that: The top of the test bench (1) is fixedly installed with a limiting block (11), the top of the test bench (1) is provided with an automatic sealing mechanism (2) located at the right side of the limiting block (11), and the top of the test bench (1) is provided with an air tightness test mechanism (3) located at the back of the limiting block (11); The automatic sealing mechanism (2) comprises a fixed frame (21) fixedly installed on the top of the test bench (1), a No. 1 electric cylinder (22) fixedly installed on the right side of the fixed frame (21), a telescopic end of the No. 1 electric cylinder (22) extending to the left side of the fixed frame (21) and fixedly connected with a moving plate seat (23), the moving plate seat (23) being detachably connected with a movable pad (25) on the left side, and the movable pad (25) being fixedly connected with a rubber plug block (26) on the left side.

2. The air tightness testing device for a water pump of an automobile according to claim 1, characterized in that: The right side of the moving plate seat (23) is fixedly installed with a sliding rod (24), the outer wall of the sliding rod (24) is slidably connected with the inner wall of the fixed frame (21), and the left side of the moving plate seat (23) is fixedly installed with a fixed pressing block (27).

3. The air tightness testing device for a water pump of an automobile according to claim 1, characterized in that: The air tightness test mechanism (3) comprises a stand column (31) fixedly installed on the top of the test bench (1), a lifting plate seat (32) fixedly installed on the top of the stand column (31), a No. 2 electric cylinder (33) fixedly installed on the bottom of the lifting plate seat (32), and a telescopic end of the No. 2 electric cylinder (33) extending to the top of the lifting plate seat (32) and fixedly connected with a lifting plate seat (34).

4. The air tightness testing device for a water pump of an automobile according to claim 3, characterized in that: The bottom of the lifting plate seat (34) is fixedly installed with a driven sliding shaft (35), the outer wall of the driven sliding shaft (35) is slidably connected with the inner wall of the lifting plate seat (32), the front of the lifting plate seat (34) is fixedly installed with a connecting block (36), and the inner wall of the connecting block (36) is fixedly installed with a test frame (37).

5. The air tightness testing device for a water pump of an automobile according to claim 4, characterized in that: The corner of the top of the test frame (37) is fixedly installed with a limiting strip rod (371), the bottom of the test frame (37) is fixedly connected with a plug-in pipe (372), and the outer wall of the plug-in pipe (372) is fixedly sleeved with a rubber ring (373).

6. The air tightness testing device for a water pump of an automobile according to claim 5, characterized in that: The top of the test frame (37) is movably connected with a temporary support block (376), the inner side of the temporary support block (376) is fixedly installed with a counterweight block (374), the outer wall of the counterweight block (374) is fixedly sleeved with a rubber sleeve (375).

7. The air tightness testing device for a water pump of an automobile according to claim 6, characterized in that: The top of the counterweight block (374) is fixedly connected with a barometer (377), and the top of the counterweight block (374) is fixedly installed with a handle (378).

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