CN219178813U

CN219178813U - Sealing performance detection device for automobile sealing piece

Info

Publication number: CN219178813U
Application number: CN202223285764.9U
Authority: CN
Inventors: 伍晖
Original assignee: Xuzhou Teliyou New Material Technology Co ltd
Current assignee: Xuzhou Teliyou New Material Technology Co ltd
Priority date: 2022-12-08
Filing date: 2022-12-08
Publication date: 2023-06-13
Anticipated expiration: 2032-12-08

Abstract

The utility model provides an automobile sealing element tightness detection device, which relates to the technical field of automobile sealing element tightness detection and comprises a detection box body and a control box body, wherein a fixed vertical rod is fixedly arranged in the middle of the detection box body, a base plate is fixedly arranged at the upper part of the fixed vertical rod, a through hole is formed in the surface of the base plate, a limit rod is movably arranged in the through hole, a movable plate is fixedly arranged at the lower end of the limit rod, a mounting plate is fixedly arranged at the lower part of the movable plate, a pressure detection head is arranged at the inner side of the mounting plate, and a guide rail is fixedly arranged in the middle of the detection box body. According to the utility model, through upward movement of the ball, the ball can gradually enter the round hole in the bottom surface of the detection plate, so that the ball and the lifting top plate can be propped against the bottom surface of the detection plate, when the upper pressure detection head is used for detecting the pressure of the sealing element on the detection plate, the lifting top plate at the lower part can be used for preventing the detection plate from being deformed due to the pressure of the upper part.

Description

Sealing performance detection device for automobile sealing piece

Technical Field

The utility model belongs to the technical field of detection of tightness of automobile sealing elements, and particularly relates to a detection device for tightness of an automobile sealing element.

Background

The method for testing the tightness mainly adopts two major types, namely a bubble method and a pressure method. The special tightness tester is widely applied to the air tightness detection of engine cylinder covers, water oil channels, spin-on filters, water pump oil pump assembly shells, automobile radiators, shock absorber seals, intake and exhaust branch pipe silencers and various valves in the industries of automobiles, aviation, electronics, electric appliances, refrigeration equipment, household appliances, gas equipment appliances, new energy and the like.

Based on the above, the present inventors found that the following problems exist: the cylinder cap is installed on the cylinder body, seals the cylinder from upper portion and constitutes the combustion chamber, and consequently the leakproofness of cylinder cap is very important, when detecting the car cylinder cap, general detection device, when carrying out pressure detection to the cylinder cap, upper portion pressure leads to detecting the platform to appear slightly deforming easily to can influence the detection to the cylinder cap, be unfavorable for improving holistic detection accuracy.

Accordingly, in view of the above, an object of the present utility model is to provide an apparatus for detecting the tightness of an automobile seal, which is more practical and valuable.

Disclosure of Invention

In order to solve the technical problems, the utility model provides an automobile sealing element tightness detection device, which aims to solve the problem that the detection of a cylinder cover is affected due to the fact that the upper pressure easily causes slight deformation of a detection table when the pressure of the cylinder cover is detected.

The utility model discloses an aim and an effect of an automobile sealing element tightness detection device, which are achieved by the following specific technical means:

the utility model provides an automobile seal spare leakproofness detection device, includes detection box and control box, the middle part fixed mounting of detection box has fixed montant, the upper portion fixed mounting of fixed montant has the backing plate, the through-hole has been seted up on the surface of backing plate, the inside movable mounting of through-hole has the gag lever post, the lower extreme fixed mounting of gag lever post has the movable plate, the lower part fixed mounting of movable plate has the mounting panel, the inboard of mounting panel is provided with the pressure detection head, the middle part fixed mounting of detection box has the guide rail, the upper portion movable mounting of guide rail has the movable block, the upper portion fixed mounting of movable block has the pick-up plate, the round hole has been seted up to the lower part of pick-up plate, the middle part movable mounting of detection box has the lift roof, the one end middle part movable mounting of lift roof has the ball.

Further, the lifting top plate is located at the middle lower portion of the detection plate, the diameter of the ball is larger than that of the round hole, and the ball and the round hole are arranged up and down.

Further, a hydraulic jack cylinder is fixedly arranged at the other end of the lifting top plate, the output end of the hydraulic jack cylinder is fixedly connected to the lifting top plate, and the hydraulic jack cylinder is located in the detection box body.

Further, a placing groove is formed in the upper surface of the detection plate, the detection plate is located at the lower portion of the mounting plate and the pressure detection head, and a push-pull rod is fixedly mounted on the side face of the detection plate.

Further, the upper surface fixed mounting of backing plate has the pneumatic cylinder, the output fixedly connected with ejector pin of pneumatic cylinder, the one end of ejector pin runs through in backing plate and movable plate fixed connection, the one end fixed mounting of pressure detection head has hydraulic means.

Further, two groups of clamping devices are arranged on the inner side of the detection box body, and the two groups of clamping devices are located at two ends of the detection plate.

Compared with the prior art, the utility model has the following beneficial effects:

according to the utility model, the lifting top plate is pushed to move upwards through the hydraulic lifting cylinder, the lifting top plate can drive the balls to move upwards synchronously, the balls can gradually enter the round holes in the bottom surface of the detection plate through the upward movement of the balls, and as the diameters of the balls are larger than those of the round holes, the balls and the lifting top plate can be propped against the bottom surface of the detection plate, when the pressure detection head on the upper part carries out pressure detection on the sealing element on the detection plate, the situation that the detection plate is deformed by the pressure on the upper part and the detection effect is influenced can be avoided through the lifting top plate on the lower part, and the accuracy of the detection result is improved.

Drawings

Fig. 1 is an overall schematic view of an automotive seal tightness detection device of the present utility model.

Fig. 2 is a schematic diagram showing the assembly of the lower part of a backing plate of the device for detecting the tightness of an automobile seal.

FIG. 3 is a schematic view showing the assembly of a detection plate portion of an apparatus for detecting the tightness of an automobile seal according to the present utility model.

Fig. 4 is an assembly schematic diagram of a lifting roof portion of an automotive seal tightness detection device of the present utility model.

In the figure, the correspondence between the component names and the drawing numbers is:

1. detecting a box body; 2. a control box body; 3. fixing a vertical rod; 4. a backing plate; 5. a through hole; 6. a limit rod; 7. a moving plate; 8. a mounting plate; 9. a hydraulic device; 10. a pressure detection head; 11. a push rod; 12. a pressure cylinder; 13. a guide rail; 14. a moving block; 15. a detection plate; 16. a placement groove; 17. a push-pull rod; 18. a round hole; 19. lifting the top plate; 20. a ball; 21. a hydraulic ram; 22. and a clamping device.

Detailed Description

Embodiments of the present utility model are described in further detail below with reference to the accompanying drawings and examples. The following examples are illustrative of the utility model but are not intended to limit the scope of the utility model.

In the description of the present utility model, unless otherwise indicated, the meaning of "a plurality" is two or more; the terms "upper," "lower," "left," "right," "inner," "outer," "front," "rear," "head," "tail," and the like are used as an orientation or positional relationship based on that shown in the drawings, merely to facilitate description of the utility model and to simplify the description, and do not indicate or imply that the devices or elements referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore should not be construed as limiting the utility model. Furthermore, the terms "first," "second," "third," and the like are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.

In the description of the present utility model, it should be noted that, unless explicitly specified and limited otherwise, the terms "connected," "connected," and "connected" are to be construed broadly, and may be either fixedly connected, detachably connected, or integrally connected, for example; can be mechanically or electrically connected; can be directly connected or indirectly connected through an intermediate medium. The specific meaning of the above terms in the present utility model will be understood in specific cases by those of ordinary skill in the art.

Examples:

as shown in fig. 1 to 4:

the utility model provides an automobile sealing element tightness detection device, which comprises a detection box body 1 and a control box body 2, wherein a fixed vertical rod 3 is fixedly arranged in the middle of the detection box body 1, a base plate 4 is fixedly arranged at the upper part of the fixed vertical rod 3, a through hole 5 is formed in the surface of the base plate 4, a limit rod 6 is movably arranged in the through hole 5, a movable plate 7 is fixedly arranged at the lower end of the limit rod 6, a mounting plate 8 is fixedly arranged at the lower part of the movable plate 7, a pressure detection head 10 is arranged at the inner side of the mounting plate 8, a guide rail 13 is fixedly arranged at the middle of the detection box body 1, a movable block 14 is movably arranged at the upper part of the guide rail 13, a detection plate 15 is fixedly arranged at the upper part of the movable block 14, a round hole 18 is formed at the lower part of the detection plate 15, a lifting top plate 19 is movably arranged at one end of the lifting top plate 19, a hydraulic top cylinder 21 pushes the lifting top plate 19 to move upwards, the balls 20 can be synchronously moved upwards, the balls 20 can be gradually moved into the bottom surface of the detection plate 15 through the upper movement of the balls, the round hole 18 is gradually, the diameter of the balls 20 can be larger than the diameter of the round hole 18 in the bottom surface of the detection plate 15 due to the fact that the diameter of the balls 20 is larger than the diameter of the round hole 20 can be pressed against the bottom surface of the detection plate 15, and the upper surface of the detection plate 15 can be deformed, and the detection plate 15 can be prevented from being deformed by the pressure of the upper part of the detection plate 15.

Wherein, lift roof 19 is located the middle lower part of pick-up plate 15, and the diameter of ball 20 is greater than the diameter of round hole 18, and ball 20 and round hole 18 are the upper and lower setting.

The other end of the lifting top plate 19 is fixedly provided with a hydraulic top cylinder 21, the output end of the hydraulic top cylinder 21 is fixedly connected to the lifting top plate 19, the hydraulic top cylinder 21 is located in the detection box body 1, the lifting top plate 19 can drive the balls 20 to move upwards synchronously, the balls 20 can enter the round holes 18 in the bottom surface of the detection plate 15 gradually through the upward movement of the balls 20, and the diameter of the balls 20 is larger than that of the round holes 18, so that the balls 20 and the lifting top plate 19 can abut against the bottom surface of the detection plate 15.

Wherein, standing groove 16 has been seted up to the upper surface of pick-up plate 15, and pick-up plate 15 is located the lower part of mounting panel 8 and pressure detection head 10, and the side of pick-up plate 15 is fixed mounting has push-and-pull rod 17, through pushing push-and-pull rod 17, makes pick-up plate 15 remove along guide rail 13, until the lower part of mounting panel 8.

The upper surface of the backing plate 4 is fixedly provided with a pressure cylinder 12, the output end of the pressure cylinder 12 is fixedly connected with a push rod 11, one end of the push rod 11 penetrates through the backing plate 4 and the moving plate 7 to be fixedly connected, and one end of the pressure detection head 10 is fixedly provided with a hydraulic device 9.

Wherein, two groups of clamping devices 22 are arranged on the inner side of the detection box body 1, and the two groups of clamping devices 22 are positioned at two ends of the detection plate 15.

Specific use and action of the embodiment:

in the utility model, firstly, a sealing element is placed in a placing groove 16 on a detection plate 15, then a push-pull rod 17 is pushed to enable the detection plate 15 to move along a guide rail 13, when the sealing element moves to the lower part of a mounting plate 8, clamping devices 22 at two ends of the detection plate 15 can fix the detection plate 15, the clamping devices 22 are mature technology well known in the art, details are omitted, then a hydraulic top cylinder 21 is used for pushing a lifting top plate 19 to move upwards, the lifting top plate 19 can drive a ball 20 to move upwards synchronously, the ball 20 can gradually enter into a round hole 18 on the bottom surface of the detection plate 15 through the upward movement of the ball 20, and the diameter of the ball 20 is larger than that of the round hole 18, so that the ball 20 and the lifting top plate 19 can be propped against the bottom surface of the detection plate 15, when the upper pressure detection head 10 carries out pressure detection on the sealing element on the detection plate 15, the condition that the upper pressure on the detection plate 15 is influenced by the upper pressure can be avoided, and the accuracy of a detection result is improved.

The embodiments of the utility model have been presented for purposes of illustration and description, and are not intended to be exhaustive or limited to the utility model in the form disclosed. Many modifications and variations will be apparent to those of ordinary skill in the art. The embodiments were chosen and described in order to best explain the principles of the utility model and the practical application, and to enable others of ordinary skill in the art to understand the utility model for various embodiments with various modifications as are suited to the particular use contemplated.

Claims

1. An automobile seal tightness detection device, which is characterized in that: including detecting box (1) and control box (2), the middle part fixed mounting of detecting box (1) has fixed montant (3), the upper portion fixed mounting of fixed montant (3) has backing plate (4), through-hole (5) have been seted up on the surface of backing plate (4), the inside movable mounting of through-hole (5) has gag lever post (6), the lower extreme fixed mounting of gag lever post (6) has movable plate (7), the lower part fixed mounting of movable plate (7) has mounting panel (8), the inboard of mounting panel (8) is provided with pressure detection head (10), the middle part fixed mounting of detecting box (1) has guide rail (13), the upper portion movable mounting of guide rail (13) has movable block (14), the upper portion fixed mounting of movable block (14) has detection board (15), round hole (18) have been seted up to the lower part of detection board (15), the middle part movable mounting of detecting box (1) has lift roof (19), the one end movable mounting of lift roof (20) has ball.

2. An automotive seal tightness testing device as defined in claim 1, wherein: the lifting top plate (19) is positioned at the middle lower part of the detection plate (15), the diameter of the ball (20) is larger than that of the round hole (18), and the ball (20) and the round hole (18) are arranged up and down.

3. An automotive seal tightness testing device as defined in claim 1, wherein: the hydraulic jack cylinder (21) is fixedly arranged at the other end of the lifting top plate (19), the output end of the hydraulic jack cylinder (21) is fixedly connected to the lifting top plate (19), and the hydraulic jack cylinder (21) is located in the detection box body (1).

4. An automotive seal tightness testing device as defined in claim 1, wherein: the upper surface of pick-up plate (15) has seted up standing groove (16), pick-up plate (15) are located the lower part of mounting panel (8) and pressure detection head (10), the side fixed mounting of pick-up plate (15) has push-and-pull rod (17).

5. An automotive seal tightness testing device as defined in claim 1, wherein: the upper surface fixed mounting of backing plate (4) has pneumatic cylinder (12), the output fixedly connected with ejector pin (11) of pneumatic cylinder (12), the one end of ejector pin (11) runs through in backing plate (4) and movable plate (7) fixed connection, the one end fixed mounting of pressure detection head (10) has hydraulic means (9).

6. An automotive seal tightness testing device as defined in claim 1, wherein: two groups of clamping devices (22) are arranged on the inner side of the detection box body (1), and the two groups of clamping devices (22) are positioned at two ends of the detection plate (15).