Automatic detection device for air tightness of rim of aluminum hub

Abstract

The utility model provides an aluminum wheel hub rim airtightness automatic detection device, which comprises a gantry frame, a supporting seat and a detection water tank, an oil cylinder is fixedly arranged in the middle of the bottom end of a rotating disc body through a support and bolts, one end of each of two limiting coupling shafts is connected with a base disc, and a rim detection gas disc is arranged at the top end of the base disc. The detection water tank is connected with the smooth guide rod in an up-down sliding mode through the sealing puncture piston sleeve, so that the movable pressing disc, the rim detection air disc and the base disc can be located below the water level of the detection water tank, and the movable pressing disc, the rim detection air disc and the base disc are driven by the servo motor to rotate. The aluminum hub rim located between the movable pressure plate and the rim detection air disc is subjected to inflation detection in the water level, water in the detection water tank can generate bubbles due to poor air tightness of the aluminum hub rim, and a person can judge whether the air tightness is good or not by staring at the transparent observation window for observation.

Description

TECHNICAL FIELD

[0001] The utility model belongs to aluminum wheel hub detection technical field relates to aluminum wheel hub rim air tightness automatic detection device. BACKGROUND

[0002] The rim is commonly known as the wheel ring, which is a component installed and supported on the periphery of the wheel, and the rim and the spoke form the wheel. The quality of the rim will directly affect the quality of the automobile rim and even the quality of the whole automobile. At present, the wheel industry has formulated a series of standards for the rim, among which the air tightness of the rim is an important technical parameter for testing the quality of the rim product. The prior art such as patent application No. CN202220023839.7 discloses a kind of air tightness detection device for rim processing, including detection table, two fixed plates are installed on detection table, the surface of fixed plate is respectively connected with two support columns, the end of support column away from fixed plate is connected through mounting table, the bottom of mounting table is provided with air-tight cover, the surface of detection table is provided with detection groove, the bottom of detection table is provided with encryption cylinder, the top of encryption cylinder is provided with opening, and is communicated with detection groove, the side of bottom of detection table is provided with inflation pump.

[0003] The above-mentioned detection device has the following disadvantages: the air pressure table is used to monitor the air pressure change, which is easily affected by the air pressure table itself, causing misjudgment. The aluminum wheel rim processing is easy to leave processing waste, and the waste residue will block the crack part. The air pressure cannot effectively detect, therefore, we design an aluminum wheel rim air tightness automatic detection device. SUMMARY

[0004] The utility model discloses a kind of aluminum wheel rim air tightness automatic detection devices, to solve the problems raised in the above background technology.

[0005] The utility model discloses a purpose can be realized through the following technical schemes: aluminium wheel hub rim air tightness automatic detection device, including gantry frame, two frame bases, servo motor, oil cylinder, support seat and detection water tank, the gantry frame is installed with ground through two frame bases, the servo motor is installed in the crossbeam middle part of gantry frame through support, the output shaft of servo motor is installed with rotary disc body, the oil cylinder is installed in the bottom end middle part of rotary disc body through support and bolt fastening, the output end of oil cylinder is installed with movable platen, the bottom end of rotary disc body is installed with two limit shafts, one end of two limit shafts is connected with base disc, the top of base disc is installed with rim detection air disc, the top of rim detection air disc is installed with annular sealing band,

[0006] The support seat is located between the two frame bases and has a smooth guide rod installed at the top end of the support seat, one end of the smooth guide rod is connected to the bottom end of the base disc through a swivel seat, a waterproof seat is installed at the middle of the bottom end of the detection water tank, a sealed puncture piston sleeve is installed inside the waterproof seat, the detection water tank is slidably connected to the smooth guide rod through the sealed puncture piston sleeve, slide block connecting arms are installed on both sides of the detection water tank, electric drive slides are installed at one end of the two slide block connecting arms, slide block tracks are formed in the inner sides of the two vertical rods of the gantry frame, the detection water tank is slidably connected to the slide block tracks of the gantry frame through the electric drive slides, and a transparent observation window is embeddedly installed on the front face of the detection water tank.

[0007] In the above-mentioned aluminium wheel hub rim air tightness automatic detection device, a camera seat is installed on the back face of the detection water tank, an industrial camera is clampedly installed at the top end of the camera seat, the lens part of the industrial camera corresponds to the inner cavity of the detection water tank, and a camera interface is installed on the side of the camera seat. The purpose of this arrangement is to magnify the aluminium wheel hub rim inside the detection water tank through the industrial camera, which can clearly observe whether the aluminium wheel hub rim has a gas leakage phenomenon. Since the aluminium wheel hub rim has poor air tightness, bubbles will be generated in the detection water tank. Personnel do not need to stare at the transparent observation window, which reduces labor and reduces human judgment errors.

[0008] In the above-mentioned aluminium wheel hub rim air tightness automatic detection device, a control panel is installed at the outer side of one of the vertical rods of the gantry frame, an industrial display screen is installed at the top end of the control panel, and the industrial display screen is signal connected to the camera interface of the camera seat through a data line. The purpose of this arrangement is to have good operation control effect, realize automatic detection, and can transmit the image of the magnified aluminium wheel hub rim inside the detection water tank through the industrial camera to the industrial display screen, which is convenient for clear and intuitive observation and improves judgment accuracy.

[0009] In the aluminum hub rim air tightness automatic detection device, the width of the detection water tank is greater than the diameter of the base disc.

[0010] In the aluminum hub rim air tightness automatic detection device, the two sliding block connecting arms are provided with reinforcing ribs, and the reinforcing ribs are fixed to the bottom end of the detection water tank.

[0011] In the aluminum hub rim air tightness automatic detection device, the outer surface of the smooth guide rod is provided with a rubber sealing sleeve, and the rubber sealing sleeve is connected with the sealing puncture piston sleeve.

[0012] Compared with the prior art, the aluminum hub rim air tightness automatic detection device has the following advantages: the detection water tank is connected with the smooth guide rod through the sealing puncture piston sleeve, so that the movable pressure plate, the rim detection air disc and the base disc can be located below the water level of the detection water tank; the movable pressure plate, the rim detection air disc and the base disc are driven to rotate by the servo motor, and the aluminum hub rim located between the movable pressure plate and the rim detection air disc is inflated for detection in the water level; if the aluminum hub rim has poor air tightness, bubbles will be generated in the detection water tank; personnel can observe the transparent observation window to determine the air tightness; the camera seat is installed on the back of the detection water tank, the industrial camera is connected to the top end of the camera seat, the lens of the industrial camera corresponds to the inner cavity of the detection water tank, the aluminum hub rim in the detection water tank is enlarged by the industrial camera, and the image is transmitted to the industrial display screen, so that the presence of air leakage of the aluminum hub rim can be clearly observed, and personnel do not need to observe the transparent observation window, thereby reducing labor and human error. BRIEF DESCRIPTION OF DRAWINGS

[0013] Figure 1 It is a three-dimensional structure schematic diagram of the aluminum hub rim air tightness automatic detection device.

[0014] Figure 2 It is a structure schematic diagram of the movable pressure plate of the aluminum hub rim air tightness automatic detection device.

[0015] Figure 3 It is a structure schematic diagram of the detection water tank installing sliding block connecting arm of the aluminum hub rim air tightness automatic detection device.

[0016] Figure 4 It is a structure schematic diagram of the detection water tank installing industrial camera of the aluminum hub rim air tightness automatic detection device.

[0017] In the figure, 1, the gantry frame; 2, the frame base; 3, servo motor; 4, rotating disc body; 5, oil cylinder; 6, support seat; 7, detection water tank; 8, transparent observation window; 9, base disc; 10, control panel; 11, industrial display screen; 12, rim detection air disc; 13, annular sealing band; 14, movable pressure plate; 15, limit coupling; 16, sliding block connecting arm; 17, electric drive sliding block; 18, waterproof seat; 19, sealing puncture piston sleeve; 20, smooth guide rod; 21, rubber sealing sleeve; 22, reinforcing rib; 23, camera seat; 24, industrial camera; 25, camera interface. DETAILED DESCRIPTION

[0018] The following is a specific embodiment of the utility model and further describes the technical scheme of the utility model in conjunction with the drawings, but the utility model is not limited to these embodiments.

[0019] As shown in Figure 1 , Figure 2 , Figure 3 and Figure 4 , the utility model discloses an aluminum wheel hub rim air tightness automatic detection device;

[0020] Embodiment: the detection device includes but is not limited to the following structure: gantry frame 1, two frame bases 2, servo motor 3, oil cylinder 5, support seat 6 and detection water tank 7, the gantry frame 1 is installed with ground through two frame bases 2, the servo motor 3 is installed in the middle part of the crossbeam of the gantry frame 1 through support, and the output shaft of the servo motor 3 is provided with rotating disc body 4, the oil cylinder 5 is installed in the middle part of the bottom end of rotating disc body 4 through support and bolt fastening, the output end of the oil cylinder 5 is provided with movable pressure plate 14, the bottom end of rotating disc body 4 is provided with two limit couplings 15, one end of the two limit couplings 15 is connected with base disc 9, the top end of base disc 9 is provided with rim detection air disc 12, and the top end of rim detection air disc 12 is provided with annular sealing band 13;One of the vertical rods of the gantry frame 1 is provided with control panel 10 outside.

[0021] Further, the support seat 6 is located between the two frame bases 2, and the top end of the support seat 6 is provided with a smooth guide rod 20, one end of the smooth guide rod 20 is connected with the bottom end of the base disc 9 through a rotary seat, the middle part of the bottom end of the detection water tank 7 is provided with a waterproof seat 18, the inside of the waterproof seat 18 is provided with a sealing puncture piston sleeve 19, the detection water tank 7 is connected with the smooth guide rod 20 in an up-down sliding mode through the sealing puncture piston sleeve 19, both sides of the detection water tank 7 are provided with sliding block connecting arms 16, one end of the two sliding block connecting arms 16 is provided with an electric drive sliding block 17, both vertical rods of the gantry frame 1 are provided with sliding block tracks, and the detection water tank 7 is connected with the sliding block tracks of the gantry frame 1 in a sliding mode through the electric drive sliding block 17.

[0022] Wherein, the size of the detection water tank 7 is set to ensure that its width is greater than the diameter of the base disc 9.

[0023] Wherein: the front of the detection water tank 7 is embedded with a transparent observation window 8.

[0024] In order to be able to observe the aluminum hub rim in high definition, reduce the phenomenon of visual observation fatigue, and reduce the light ray phenomenon, a camera seat 23 is installed on the back of the detection water tank 7, an industrial camera 24 is connected to the top of the camera seat 23, the lens of the industrial camera 24 corresponds to the inner cavity of the detection water tank 7, and a camera interface 25 is installed on the side of the camera seat 23. An industrial display screen 11 is connected to the control panel 10, and the industrial display screen 11 is signal connected to the camera interface 25 of the camera seat 23 through a data line. In this way, the aluminum hub rim can be enlarged and the enlarged image can be transmitted to the industrial display screen 11, so that the observation is more clear.

[0025] In the above embodiment, in order to ensure the firmness of the connection between the detection water tank 7 and the two sliding block connecting arms 16 and ensure the stability of the overall structure, a reinforcing rib 22 is arranged between the two sliding block connecting arms 16, and the reinforcing rib 22 is fixed to the bottom end of the detection water tank 7.

[0026] In the above embodiment, in order to have good motion sealing during the up and down movement of the detection water tank 7, a rubber sealing sleeve 21 is sleeved on the outer surface of the smooth guide rod 20, and the rubber sealing sleeve 21 is connected with the sealing puncture piston sleeve 19.

[0027] In use: the aluminum hub rim to be detected is placed on the rim detection air disc 12, the ring of the aluminum hub rim corresponds to the annular sealing belt 13, the movable pressure plate 14 is pressed to the upper part of the aluminum hub rim by driving the oil cylinder 5 to form a sealed environment, the movable pressure plate 14, the rim detection air disc 12 and the base disc 9 are below the water level of the detection water tank 7 by driving the detection water tank 7 upward by the sliding block 17, the movable pressure plate 14, the rim detection air disc 12 and the base disc 9 are rotated by the servo motor 3, and the aluminum hub rim located between the movable pressure plate 14 and the rim detection air disc 12 is inflated for detection in the water level. Since the air tightness of the aluminum hub rim is not good, bubbles will be generated in the detection water tank 7, and the person can observe through the transparent observation window 8 to judge the air tightness.

[0028] In this embodiment, manual visual observation can be used, or high-definition camera observation can be used.

[0029] In this technical solution, the diameter of the aluminum hub rim is smaller than the distance between the two limiting shafts 15, so that the aluminum hub rim can be prevented from being separated from the rim detection air disc 12, and the rotating aluminum hub rim is not interfered by other structure movements.

[0030] What is not described in detail in the specification belongs to the prior art known to those skilled in the art. The specific embodiments described herein are merely illustrative of the spirit of the present application. Those skilled in the art to which the present application belongs can make various modifications or supplements to the described specific embodiments or replace them with similar ways, but will not deviate from the spirit of the present application or exceed the scope defined by the appended claims.

Claims

1. An automatic detection device for aluminum hub rim air tightness, comprising a gantry frame (1), two frame bases (2), a servo motor (3), an oil cylinder (5), a support seat (6) and a detection water tank (7), characterized in that, The gantry frame (1) is installed on the ground through two frame bases (2), the servo motor (3) is installed in the middle of the cross beam of the gantry frame (1) through a support, a rotating disc body (4) is installed at the output shaft of the servo motor (3), the oil cylinder (5) is installed at the bottom end of the rotating disc body (4) through a support and a bolt fastening, a movable pressure plate (14) is installed at the output end of the oil cylinder (5), two limiting shaft couplings (15) are installed at the bottom end of the rotating disc body (4), one end of the two limiting shaft couplings (15) is connected with a base disc (9), a rim detection air disc (12) is installed at the top end of the base disc (9), and an annular sealing belt (13) is installed at the top end of the rim detection air disc (12). The support seat (6) is located between the two frame bases (2), and a smooth guide rod (20) is installed at the top end of the support seat (6), one end of the smooth guide rod (20) is connected with the bottom end of the base disc (9) through a rotary seat, a waterproof seat (18) is installed at the middle of the bottom end of the detection water tank (7), a sealing puncture piston sleeve (19) is installed in the waterproof seat (18), the detection water tank (7) is connected with the smooth guide rod (20) in an up-down sliding mode through the sealing puncture piston sleeve (19), a sliding block connecting arm (16) is installed at each side of the detection water tank (7), an electric drive sliding block (17) is installed at one end of each of the two sliding block connecting arms (16), sliding block rails are formed in the inner sides of the two vertical rods of the gantry frame (1), and the detection water tank (7) is connected with the sliding block rails of the gantry frame (1) in a sliding mode through the electric drive sliding blocks (17).

2. The aluminum hub rim air tightness automatic detection device according to claim 1, characterized in that, A camera seat (23) is installed at the back of the detection water tank (7), an industrial camera (24) is clamped and installed at the top end of the camera seat (23), and the lens part of the industrial camera (24) corresponds to the inner cavity of the detection water tank (7).

3. The aluminum hub rim air tightness automatic detection device according to claim 2, characterized in that, An industrial display screen (11) is installed at the top end of the control panel (10) of one of the vertical rods of the gantry frame (1), and the industrial display screen (11) is signal connected with the camera interface (25) of the camera seat (23) through a data line.

4. The aluminum hub rim air tightness automatic detection device according to claim 1, characterized in that, The width of the detection water tank (7) is greater than the diameter of the base disc (9).

5. The aluminum hub rim air tightness automated detection device according to claim 1, wherein, Reinforcing ribs (22) are arranged between the two sliding block connecting arms (16) and fixed to the bottom end of the detection water tank (7).

6. The aluminum hub rim air tightness automated detection device according to claim 1, wherein, A rubber sealing sleeve (21) is sleeved on the outer surface of the smooth guide rod (20), and the rubber sealing sleeve (21) is connected with the sealing puncture piston sleeve (19). A rubber sealing sleeve (21) is sleeved on the outer surface of the smooth guide rod (20), and the rubber sealing sleeve (21) is connected with the sealing puncture piston sleeve (19).

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