Air spring cover plate detection device

Abstract

The invention provides an air spring cover plate detection device, which belongs to the technical field of air springs, overcomes the technical defect that confusion is easy to occur when the model of an existing cover plate is detected, comprises a belt conveying line for conveying the air spring cover plate, and is characterized in that a camera over against the belt conveying line is arranged at the upper part of the belt conveying line; a camera is arranged on the supporting column, a lamp set surrounding the periphery of the camera is arranged on the lower portion of the camera, the camera and the lamp set are electrically connected with a computer controller, an infrared ray emitting device and an infrared ray receiving device are further arranged on the supporting column, and an air spring cover plate on the belt conveying line is positioned through the infrared ray emitting device and the infrared ray receiving device. Products can be compared after being shot, so that the products are prevented from being mixed; the infrared transmitting device and the infrared receiving device can be used for accurate positioning and convenient detection; the vertical lifting device improves the universality of the detection device, improves the detection safety, can be operated manually when necessary, and is convenient and practical.

Description

Technical Field

[0001] The invention belongs to the technical field of air springs, and in particular relates to an air spring cover plate detection device. Background Art

[0002] An air spring is a spring filled with compressed air in a retractable closed container and uses the elastic effect of air. It is also called an airbag, an airbag cylinder, a leather cylinder, etc. Air springs are widely used in self-adjusting air suspensions for commercial vehicles, buses, rail vehicles, machinery and equipment, and building bases. Its main parts include covers, bolts, rubber air springs, waist rings, and aluminum alloy flanges. During the production of air spring covers, due to the high cost of the air springs themselves, it is necessary to test the air tightness of the covers to prevent problems during subsequent use. During the testing process, a testing device is needed to test them. However, the testing devices for air spring covers on the market still have the following problems:

[0003] 1. In the process of testing the covers of air springs on the market, it is easy to cause confusion when the models of the covers are different but the volume and shape are the same;

[0004] 2. At present, the inspection of air spring covers on the market mainly relies on manual inspection. As human eyes are prone to fatigue during inspection, there are cases of missed inspection and wrong inspection.

[0005] In response to the above problems, we carried out innovative design based on the inspection of the original air spring cover. This is a technical problem that we urgently need to solve. Summary of the invention

[0006] The purpose of the present invention is to provide an air spring cover plate detection device to solve the above technical problems existing in the prior art.

[0007] According to the above purpose, the technical solution of the present invention is: an air spring cover plate detection device, including a belt conveyor line for conveying air spring cover plates, characterized in that: a camera facing the belt conveyor line is provided at the upper part of the belt conveyor line, a lamp group surrounding the camera head is provided at the lower part of the camera head, the lamp group is installed on the pillar through a U-shaped mounting frame, the pillar is vertically installed on the wire rack on one side of the belt conveyor line, the camera head is connected to the pillar through an L-shaped connecting frame, the camera head and the lamp group are electrically connected to a computer controller, an infrared emitting device facing the air spring cover plate on the belt conveyor line is also provided on the pillar, an infrared receiving device facing the infrared emitting device is provided on the wire rack on the other side of the pillar relative to the belt conveyor line, the air spring cover plate on the belt conveyor line is positioned by the infrared emitting device and the infrared receiving device, the computer controller compares and detects the photos taken by the camera head, and releases if the detection result is qualified, and the power switch of the belt conveyor line is powered off and an alarm sound is issued if the detection result is unqualified.

[0008] Furthermore, a vertical lifting device is provided on the pillar, and the mounting frame and the connecting frame are fixedly mounted on the vertical lifting device.

[0009] Specifically, the vertical lifting device consists of a screw rod, a bracket and a crank. The screw rod is installed on a fixed frame at the top of the pillar through rotation. The bracket is installed on the screw rod so as to move up and down. The crank is installed on the top of the screw rod, and the rotation center of the crank handle coincides with the rotation axis of the screw rod.

[0010] More specifically, there is no slide groove between the fixing frame and the bracket, and the bracket can move up and down relative to the fixing frame through the slide groove, and is fixedly connected as a whole by fastening bolts.

[0011] More specifically, the brackets are arranged vertically in double rows in an L shape, with the lower ends of the brackets fixedly connected to the mounting frame and the upper ends of the brackets fixedly connected to the connecting frame.

[0012] Furthermore, when the camera starts working, the lights of the light group are turned on, and when the camera finishes working, the lights of the light group are turned off.

[0013] Furthermore, the computer controller is provided with a comparison master copy, and the computer controller compares the photo with the master copy, and transmits the comparison result to the motor of the belt conveyor line in the form of a release signal or a pause signal.

[0014] The above-mentioned air spring cover plate detection device is characterized in that: the wire rack is also provided with a switch for controlling the forward rotation, reverse rotation and pause of the belt conveyor line.

[0015] Compared with the prior art, the advantages and beneficial effects of the present invention are as follows:

[0016] 1. The upper part of the belt conveyor line of the present invention is provided with a camera head facing the belt conveyor line, and the lower part of the camera head is provided with a light group surrounding the camera head, which can be used to compare the products after taking pictures to prevent product mixing;

[0017] 2. The present invention is provided with an infrared transmitting device and an infrared receiving device, which can accurately locate and facilitate detection;

[0018] 3. The support of the present invention is provided with a vertical lifting device, which can detect products of different specifications, thereby improving the versatility of the detection device;

[0019] 4. The wire rack of the present invention is also provided with a switch for controlling the forward rotation, reverse rotation and pause of the belt conveyor line, which improves the safety of detection and can be manually operated when necessary, which is convenient and practical. BRIEF DESCRIPTION OF THE DRAWINGS

[0020] Figure 1 It is a schematic diagram of the three-dimensional structure of the product of the present invention;

[0021] Figure 2 It is a front view structural schematic diagram of the product of the present invention;

[0022] Figure 3 It is a schematic diagram of the top view of the structure of the product of the present invention;

[0023] Figure 4 It is a left-side structural schematic diagram of the product of the present invention;

[0024] In the figure: 1. Belt conveyor line; 2. Camera; 3. Light set; 4. Support; 5. Wire rack; 6. Connecting rack; 7. Computer controller; 8. Infrared transmitting device; 9. Infrared receiving device; 10. Screw; 11. Bracket; 12. Crank; 13. Fixed rack; 14. Slide; 15. Mounting rack. DETAILED DESCRIPTION

[0025] Combination Figure 1-Figure 4, is a schematic diagram of the principle structure of an embodiment of an air spring cover plate detection device of the present invention, the air spring cover plate detection device comprises a belt conveyor line 1 for conveying air spring covers, the upper part of the belt conveyor line 1 is provided with a camera 2 facing the belt conveyor line 1, the lower part of the camera 2 is provided with a lamp group 3 surrounding the camera, the lamp group 3 is installed on a pillar 4 through a U-shaped mounting frame 15, the pillar 4 is vertically installed on a wire frame 5 on one side of the belt conveyor line 1, the camera 2 is connected to the pillar 4 through an L-shaped connecting frame 6, the camera 2 and The lamp group 3 is electrically connected to the computer controller 7. The support 4 is also provided with an infrared emitting device 8 facing the air spring cover on the belt conveyor line 1. The support 4 is provided with an infrared receiving device 9 facing the infrared emitting device 8 on the wire rack 5 on the other side of the support 4 relative to the belt conveyor line 1. The air spring cover on the belt conveyor line 1 is positioned by the infrared emitting device 8 and the infrared receiving device 9. The computer controller 7 compares and detects the photos taken by the camera 2. If the test result is qualified, it is released. If the test result is unqualified, the power switch of the belt conveyor line 1 is turned off and an alarm is sounded.

[0026] Preferably, a vertical lifting device is provided on the pillar 4, and the mounting frame 15 and the connecting frame 6 are fixedly mounted on the vertical lifting device.

[0027] Specifically, the vertical lifting device consists of a screw rod 10, a bracket 11 and a crank 12. The screw rod 10 is installed on a fixed frame 13 at the top of the pillar 4 through rotation. The bracket 11 is installed on the screw rod 10 so as to move up and down. The crank 12 is installed on the top of the screw rod 10, and the rotation center of the crank 12 coincides with the rotation axis of the screw rod 11.

[0028] More specifically, there is no slide groove 14 between the fixing frame 13 and the bracket 11, and the bracket 11 can move up and down relative to the fixing frame 13 through the slide groove 14, and is fixedly connected as a whole by fastening bolts.

[0029] More specifically, the brackets 11 are vertically arranged in double rows in an L shape, with the lower ends thereof fixedly connected to the mounting frame 15 , and the upper ends thereof fixedly connected to the connecting frame 6 .

[0030] Preferably, when the camera 2 starts working, the lights of the light group 3 are turned on, and when the camera 2 finishes working, the lights of the light group are turned off.

[0031] Preferably, the computer controller 7 is provided with a comparison master copy, and the computer controller 7 compares the photo with the master copy, and transmits the comparison result to the motor of the belt conveyor line 1 in the form of a release signal or a pause signal.

[0032] In the above-mentioned air spring cover plate detection device, the wire rack 5 is also provided with a switch for controlling the belt conveyor line 1 to rotate forward, reverse and pause.

[0033] When working, first debug the height of the camera 2 and the light group 3 relative to the belt conveyor line 1 to ensure that the photos taken by the camera are clear. During debugging, loosen the fastening bolts of the slide groove 14 on the bracket 11 in advance to ensure that the bracket 11 can move up and down relative to the fixed frame 13 without resistance. After debugging, put the product air spring cover into the measurement position, start the camera 2 and the light group 3, debug the camera to be located in the center of the light group 3, ensure that the shooting point is located in the center of the measured position of the air spring cover and the light is bright and there is no shadow. After debugging, tighten the fastening bolts in the slide groove 14 on the bracket 11 to ensure balance and no shaking. Turn on the main switch, start the belt conveyor line 1 and the computer controller 7, put the air spring cover into the belt conveyor line 1, when the product air spring cover passes the infrared emitting device 8 and the infrared receiving device 9, the product blocks the light of the infrared emitting device 8 from being irradiated on the infrared receiving device 9, the computer controller 7 receives the signal that the product has arrived, and immediately stops the motor of the belt conveyor line 1, keeps it paused, and immediately starts the light group 3 and the camera 2, takes a picture of the mark on the surface of the product air spring cover, transmits it to the computer controller 7, and turns off the power of the light group 3 and the camera 2, the computer controller The device 7 compares the photo information with the master copy stored in the computer. If the comparison results are consistent, the motor of the belt conveyor line 1 is immediately started to flow the product air spring cover to the next station; if after the comparison, the scanned or photographed photo is different from the master copy stored in the computer controller 7, the motor of the belt conveyor line 1 is immediately stopped, and an alarm is sounded to allow the staff to evacuate the abnormal product. After the infrared transmitting device 8 and the infrared receiving device 9 receive the product evacuation signal, the alarm is removed and the belt conveyor line 1 resumes normal start-up and conveying operation; or the forward switch on the side of the belt conveyor line 1 is manually pressed to resume normal operation.

[0034] The specific embodiments described herein are merely examples of the spirit of the present invention. Those skilled in the art may make various modifications or additions to the specific embodiments described or replace them in similar ways, but they will not deviate from the spirit of the present invention or exceed the scope defined by the appended claims.

[0035] Although the following terms are frequently used in this article: 1. belt conveyor line; 2. camera head; 3. lamp group; 4. pillar; 5. wire rack; 6. connecting frame; 7. computer controller; 8. infrared emitting device; 9. infrared receiving device; 10. screw rod; 11. bracket; 12. crank handle; 13. fixing frame; 14. slideway; 15. mounting frame, etc., the possibility of using other terms is not excluded. The use of these terms is only for more convenient description and explanation of the essence of the present invention; interpreting them as any additional restrictions is contrary to the spirit of the present invention.

[0036] The air spring cover plate detection device provided by the present invention is introduced above. In the introduction, specific preferred embodiments are used to illustrate the principles and implementation methods of the present invention. These embodiments are only used to help understand the principles and core ideas of the present invention. It should be pointed out that for ordinary technicians in this field, without departing from the design ideas of the present invention, the implementation plans in the above embodiments can be further combined or replaced, and the present invention can be improved and modified. These improvements and modifications also fall within the scope of protection of the claims of the present invention.

Claims

1. An air spring cover plate detection device, comprising a belt conveyor line (1) for conveying air spring cover plates, characterized in that: The upper part of the belt conveyor line (1) is provided with a camera head (2) facing the belt conveyor line (1), the lower part of the camera head (2) is provided with a lamp group (3) surrounding the camera head, the lamp group (3) is installed on the support (4) through a U-shaped mounting frame (15), the support (4) is vertically installed on the wire frame (5) on one side of the belt conveyor line (1), the camera head (2) is connected to the support (4) through an L-shaped connecting frame (6), the camera head (2) and the lamp group (3) are electrically connected to a computer controller (7), and the support (4) is also provided with An infrared emitting device (8) is directly opposite to the air spring cover plate on the belt conveyor line (1), and an infrared receiving device (9) is provided on the wire rack (5) on the other side of the support (4) relative to the belt conveyor line (1) and directly opposite to the infrared emitting device (8). The air spring cover plate on the belt conveyor line (1) is positioned by the infrared emitting device (8) and the infrared receiving device (9). The computer controller (7) compares and detects the photos taken by the camera (2). If the detection result is qualified, it is released. If the detection result is unqualified, the power switch of the belt conveyor line (1) is powered off and an alarm sound is issued.

2. The air spring cover plate detection device according to claim 1, characterized in that: The support column (4) is provided with a vertical lifting device, and the mounting frame (15) and the connecting frame (6) are fixedly mounted on the vertical lifting device.

3. The air spring cover plate detection device according to claim 2, characterized in that: The vertical lifting device comprises a screw rod (10), a bracket (11) and a crank (12); the screw rod (10) is rotatably mounted on a fixed frame (13) at the top of a support (4); the bracket (11) is movably mounted on the screw rod (10) up and down; the crank (12) is mounted at the top of the screw rod (10); and the rotation center of the crank (12) coincides with the rotation axis of the screw rod (11).

4. The air spring cover plate detection device according to claim 3, characterized in that: There is no slide groove (14) between the fixing frame (13) and the bracket (11), and the bracket (11) can move up and down relative to the fixing frame (13) through the slide groove (14), and is fixedly connected as a whole by fastening bolts.

5. The air spring cover plate detection device according to claim 4, characterized in that: The brackets (11) are arranged vertically in double rows in an L shape, with the lower ends thereof being fixedly connected to the mounting frame (15) and the upper ends thereof being fixedly connected to the connecting frame (6).

6. The air spring cover plate detection device according to claim 1, characterized in that: When the camera (2) starts working, the lights of the light group (3) are turned on, and when the camera (2) finishes working, the lights of the light group are turned off.

7. The air spring cover plate detection device according to claim 1, characterized in that: The computer controller (7) is provided with a comparison master copy. The computer controller (7) compares the photo with the master copy and transmits the comparison result to the motor of the belt conveyor line 1 in the form of a release signal or a pause signal.

8. The air spring cover plate detection device according to any one of claims 1 to 7, characterized in that: The wire rack (5) is also provided with a switch for controlling the forward rotation, reverse rotation and pause of the belt conveyor line (1).

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