CN215893922U

CN215893922U - Automobile parts gas tightness detection device

Info

Publication number: CN215893922U
Application number: CN202122032219.8U
Authority: CN
Inventors: 龚伯贤
Original assignee: Wuxi Aorchi Power Equipment Co ltd
Current assignee: Wuxi Aorchi Power Equipment Co ltd
Priority date: 2021-08-26
Filing date: 2021-08-26
Publication date: 2022-02-22
Anticipated expiration: 2031-08-26

Abstract

The utility model belongs to the technical field of part detection, and provides an automobile part air tightness detection device. When the detection part is placed in the detection box, the servo motor can be used for driving the clamping mechanism to quickly fix the part, so that the time wasted in the past can be reduced, the working efficiency is improved, the telescopic cylinder is used for driving the air inlet hose to be filled with colored gas, the leakage detection is performed by combining the camera and the observation window, the bottom of the detection box is also provided with the communicating pipe filled with colored liquid, and the situation of gas leakage is detected by observing the position of the liquid level, so that the airtightness detection of the part is realized.

Description

Automobile parts gas tightness detection device

Technical Field

The utility model relates to the technical field of part detection, in particular to an air tightness detection device for automobile parts.

Background

The quality of automobile parts is important to the overall performance and safety performance of the automobile. At present, important automobile parts such as a cylinder block, a gearbox body, an air inlet pipe and an air outlet pipe are generally manufactured by a die-casting production process, and then machining such as drilling, milling, boring and the like are carried out on a die-casting piece. And the die casting is easy to have quality defects after being processed, thereby causing serious quality problems such as leakage and the like. Therefore, after the die casting machining, the air tightness of the die casting workpiece needs to be detected.

The detection method is a ventilation water testing method, namely, a workpiece is put into water, air is introduced into an air receiving hole of the workpiece, and whether the phenomenon of water bubbling exists or not is judged, so that whether the die-casting box body has leakage phenomena such as air leakage, water leakage and the like and die-casting defects or not is judged. However, the method has many defects, the work piece is placed in water for detection, the process is complex, the time consumption is high, and the parts are soaked in water for detection for a long time, so that irreversible direct damage is easily caused to the parts, the parts are damaged, and the production cost is increased.

SUMMERY OF THE UTILITY MODEL

The utility model aims to solve the defects in the prior art, and provides an air tightness detection device for automobile parts.

In order to achieve the purpose, the utility model adopts the following technical scheme:

the utility model provides an automobile parts gas tightness detection device, includes the detection case, the supporting leg has all been welded in detection case bottom four corners, and the detection case top articulates there is sealed lid, detection case bottom intercommunication has communicating pipe, and detection case one side outer wall is fixed with the sealed tube, the sealed tube inner wall has air hose through sealed bearing grafting, and air hose one end is fixed with telescopic cylinder, detection case bottom inner wall is fixed with fixture, and fixture is including installing the guided way at detection case bottom inner wall, the inside two-way threaded rod that is equipped with of guided way, and two-way threaded rod outer wall installs the guide block of symmetric distribution, two-way threaded rod one side is connected with servo motor, and the detection case inner wall all around is equipped with the camera.

Preferably, all open the rectangle seal groove around the detection case top, and sealed bottom four corners of lid all bonds and has the sealed pad of rectangle, the sealed looks adaptation of rectangle seal groove and rectangle.

Preferably, the communicating pipe is of a transparent structure, colored liquid is filled in the communicating pipe, and scale marks distributed at equal intervals are arranged on the outer wall of the communicating pipe.

Preferably, the inner wall of one side of the detection box is provided with an observation port, the inner wall of the observation port is hinged with an observation window, and a sealing gasket is arranged at the joint of the observation port and the observation window.

Preferably, the top of the guide block is screwed with a clamping plate, the outer wall of one side of the clamping plate opposite to the clamping plate is bonded with an anti-slip pad, and the outer wall of the anti-slip pad is provided with anti-slip threads.

Preferably, telescopic cylinder, servo motor and camera all are connected with the switch through the wire, and the switch is connected with external power source.

The utility model has the beneficial effects that:

this automobile parts gas tightness detection device of design, when detecting that spare part places when the detection case is inside, can utilize servo motor drive fixture quick fix the part, thereby can reduce the time wasted in the past, improve work efficiency, and utilize telescopic cylinder to drive the intake hose and fill coloured gas, and combine camera and observation window to carry out leak detection, and still set up the communicating pipe that is equipped with coloured liquid in the bottom, whether the position that utilizes the observation liquid level detects the condition that has gas leakage, thereby realize the gas tightness detection to spare part, and can also avoid the spare part damage that the blister leads to in the past.

Drawings

FIG. 1 is a schematic view of an internal structure of an air tightness detecting device for automobile parts according to the present invention;

FIG. 2 is a front view of the overall structure of the device for detecting the airtightness of the automobile parts according to the present invention;

fig. 3 is a side view of the overall structure of the device for detecting the air tightness of the automobile part according to the present invention.

In the figure: the device comprises a detection box 1, supporting legs 2, a sealing cover 3, a communicating pipe 4, an observation port 5, an observation window 6, a sealing pipe 7, an air inlet hose 8, a telescopic cylinder 9, a clamping mechanism 10, a guide rail 11, a bidirectional threaded rod 12, a guide block 13, a clamping plate 14, a servo motor 15 and a camera 16.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments.

Referring to fig. 1-3, an air tightness detecting device for automobile parts comprises a detecting box 1, wherein supporting legs 2 are welded at four corners of the bottom of the detecting box 1, a sealing cover 3 is hinged at the top of the detecting box 1, a communicating pipe 4 is communicated with the bottom of the detecting box 1, the communicating pipe 4 is of a transparent structure, colored liquid is filled in the communicating pipe 4, scale marks distributed at equal intervals are arranged on the outer wall of the communicating pipe 4, a sealing pipe 7 is fixed on the outer wall of one side of the detecting box 1, an observation port 5 is arranged on the inner wall of one side of the detecting box 1, an observation window 6 is hinged on the inner wall of the observation port 5, a sealing gasket is arranged at the joint of the observation port 5 and the observation window 6, rectangular sealing grooves are arranged at the periphery of the top of the detecting box 1, rectangular sealing gaskets are bonded at four corners of the bottom of the sealing cover 3, when detecting parts are placed in the detecting box 1, a clamping mechanism 10 can be driven by a servo motor 15 to quickly fix the parts, therefore, the time wasted in the past can be reduced, the working efficiency is improved, the telescopic cylinder 9 is used for driving the air inlet hose 8 to be filled with colored gas, the camera 16 and the observation window 6 are combined for leakage detection, the communicating pipe 4 filled with colored liquid is arranged at the bottom, and the situation that whether gas leaks is detected by observing the position of the liquid level is used for detecting, so that the airtightness detection of parts is realized, and the damage to the parts caused by bubbles in the past can be avoided;

the rectangular sealing groove is matched with the rectangular sealing gasket, the inner wall of the sealing pipe 7 is connected with an air inlet hose 8 in a socket joint mode through a sealing shaft, and one end of the air inlet hose 8 is fixed with a telescopic cylinder 9, the inner wall of the bottom of the detection box 1 is fixed with a clamping mechanism 10, and the clamping mechanism 10 comprises a guide rail 11 arranged on the inner wall of the bottom of the detection box 1, a clamping plate 14 is screwed on the top of the guide block 13, and the outer wall of one side opposite to the clamping plate 14 is bonded with an anti-slip pad, the outer wall of the anti-slip pad is provided with anti-slip threads, a bidirectional threaded rod 12 is arranged inside the guide rail 11, and the outer wall of the bidirectional threaded rod 12 is provided with guide blocks 13 which are symmetrically distributed, one side of the bidirectional threaded rod 12 is connected with a servo motor 15, and the inner wall all around of detection case 1 is equipped with camera 16, telescopic cylinder 9, servo motor 15 and camera 16 all are connected with the switch through the wire, and the switch is connected with external power source.

The working principle is as follows: when using this automobile parts gas tightness detection device, at first connect external power source with the device, then start fixture 10, utilize servo motor 15 to drive the grip block 14 and remove and carry out quick centre gripping to the part, utilize telescopic cylinder 9 to drive intake hose 8 and carry out quick stretching after the centre gripping finishes, the air inlet department to the part fixes, then close sealed lid 3, to 4 inside colored liquid that fill communicating pipe, later to 8 inside colored gas that lets in of intake hose, and constantly ventilate, there is colored gas to leak when utilizing camera 16 and observation window 6 to detect, and observe bottom communicating pipe 4 inside liquid level change whether appears in the liquid, thereby judge whether the part gas tightness is intact.

In the description of the present invention, it is to be understood that the terms "center", "longitudinal", "lateral", "length", "width", "thickness", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", "clockwise", "counterclockwise", and the like, indicate orientations and positional relationships based on those shown in the drawings, and are used only for convenience of description and simplicity of description, and do not indicate or imply that the equipment or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and thus, should not be considered as limiting the present invention.

Furthermore, the terms "first", "second" and "first" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include one or more of that feature. In the description of the present invention, "a plurality" means two or more unless specifically defined otherwise.

The above description is only for the preferred embodiment of the present invention, but the scope of the present invention is not limited thereto, and any person skilled in the art should be considered to be within the technical scope of the present invention, and equivalent alternatives or modifications according to the technical solution of the present invention and the inventive concept thereof should be covered by the scope of the present invention.

Claims

1. The automobile part airtightness detection device comprises a detection box (1) and is characterized in that supporting legs (2) are welded at four corners of the bottom of the detection box (1), a sealing cover (3) is hinged to the top of the detection box (1), a communicating pipe (4) is communicated with the bottom of the detection box (1), a sealing pipe (7) is fixed on the outer wall of one side of the detection box (1), an air inlet hose (8) is connected to the inner wall of the sealing pipe (7) in a socket joint mode through a sealing shaft, a telescopic cylinder (9) is fixed at one end of the air inlet hose (8), a clamping mechanism (10) is fixed on the inner wall of the bottom of the detection box (1), the clamping mechanism (10) comprises a guide rail (11) installed on the inner wall of the bottom of the detection box (1), a bidirectional threaded rod (12) is arranged inside the guide rail (11), and guide blocks (13) which are symmetrically distributed are installed on the outer wall of the bidirectional threaded rod (12), one side of the bidirectional threaded rod (12) is connected with a servo motor (15), and the inner walls around the detection box (1) are provided with cameras (16).

2. The device for detecting the airtightness of the automobile part according to claim 1, wherein rectangular sealing grooves are formed in the periphery of the top of the detection box (1), rectangular sealing gaskets are bonded to four corners of the bottom of the sealing cover (3), and the rectangular sealing grooves are matched with the rectangular sealing gaskets.

3. The device for detecting the airtightness of the automobile part according to claim 1, wherein the communication pipe (4) is of a transparent structure, the interior of the communication pipe (4) is filled with a colored liquid, and the outer wall of the communication pipe (4) is provided with scale marks distributed at equal intervals.

4. The device for detecting the airtightness of the automobile part according to claim 1, wherein an observation port (5) is formed in an inner wall of one side of the detection box (1), an observation window (6) is hinged to an inner wall of the observation port (5), and a sealing gasket is arranged at a joint of the observation port (5) and the observation window (6).

5. The device for detecting the airtightness of the automobile part according to claim 1, wherein a clamping plate (14) is screwed on the top of the guide block (13), and anti-skid pads are adhered to the outer walls of the clamping plate (14) on the opposite sides, and anti-skid threads are arranged on the outer walls of the anti-skid pads.

6. The device for detecting the airtightness of the automobile part according to claim 1, wherein the telescopic cylinder (9), the servo motor (15) and the camera (16) are all connected with a switch through wires, and the switch is connected with an external power supply.