A quality inspection device for automobile bumper and its working method

Abstract

The present invention discloses a quality inspection device for a car bumper and a working method thereof, comprising a first support frame, a support platform, a second support frame, a third support frame, and an impact wall, wherein a track is fixedly installed above the first support frame, a displacer is slidably connected above the track, a rotator is fixedly installed on the inner side of the displacer, an air suction machine is fixedly installed on the output shaft end of the rotator, an adsorption head is provided on the front side of the air suction machine, a guard bar is adsorbed on the front side of the adsorption head, a lifting platform is fixedly installed above the support platform, a first cylinder is fixedly installed on the front lower side of the second support frame, a connecting pipe is fixedly installed below the first cylinder, a limiting plate is fixedly installed below the connecting pipe, and a presser is fixedly installed on the gas rod end of the first cylinder. The present invention conveniently and efficiently realizes the bumper detection function.

Description

Technical Field

[0001] The present invention is applied to the background of automobile bumpers, and is named as a quality detection device for automobile bumpers and a working method thereof. Background Art

[0002] With the development of the automotive industry and the widespread use of engineering plastics, automotive bumpers, as a crucial safety feature, are undergoing a period of innovation. While maintaining their original protective functions, front and rear bumpers must also strive for harmony and unity with the vehicle's shape and inherent lightweightness. Both front and rear bumpers on cars are made of plastic, often referred to as plastic bumpers.

[0003] However, existing bumpers have multiple inspection items. However, the transportation of bumpers between multiple items requires multiple manual disassembly and assembly, which will waste a lot of time and manpower. In addition, for places where the inspection equipment is insufficient and the inspection items are missing, purchasing more equipment requires more money, resulting in excessive pressure.

[0004] Therefore, it is necessary to provide a quality inspection device for automobile bumpers and a working method thereof, which can achieve the purpose of bumper inspection. Summary of the Invention

[0005] The object of the present invention is to provide a quality detection device for automobile bumpers and a working method thereof, so as to solve the problems raised in the above background technology.

[0006] In order to solve the above technical problems, the present invention provides the following technical solutions: a quality inspection device for automobile bumpers and a working method thereof, comprising a first support frame, a support platform, a second support frame, a third support frame, and an impact wall, wherein a track is fixedly installed above the first support frame, a displacer is slidably connected above the track, a rotator is fixedly installed on the inner side of the displacer, an air suction machine is fixedly installed on the output shaft end of the rotator, an adsorption head is provided on the front side of the air suction machine, and a guard bar is adsorbed on the front side of the adsorption head;

[0007] A lifting platform is fixedly installed above the support table, a first cylinder is fixedly installed below the front side of the second support frame, a connecting pipe is fixedly installed below the first cylinder, a limiting plate is fixedly installed below the connecting pipe, a presser is fixedly installed at the gas rod end of the first cylinder, a pressing plate is provided below the presser, and the pressing plate and the limiting plate are slidably connected to each other.

[0008] In one embodiment, a support platform is provided below the second support frame, a first slide rail is provided above the support platform, a first transmission is provided above the support platform, a first slider is fixedly installed on the conveyor belt side of the first transmission, the first slider and the first slide rail are slidably connected to each other, a first transmission plate is slidably connected above the first slider, a second slide rail is provided above the support platform, a second transmission is provided above the support platform, a second slider is fixedly installed on the conveyor belt side of the second transmission, the second slider and the second slide rail are slidably connected to each other, the second slider and the first transmission plate are slidably connected to each other, a second transmission plate is fixedly installed above the first transmission plate, a storage tank is provided above the second transmission plate, a nozzle is provided below the storage tank, and a detector is provided in the middle of the support platform.

[0009] In one embodiment, the third support frame is provided with a sliding column on the inner side of the third support frame, and a positioner is slidably connected to the outer side of the sliding column. A threaded column is provided on the inner side of the third support frame, and a rotator is provided above the positioner. A first helical gear is provided above the rotator, and a thread is provided on the inner side of the rotator and is meshed with the threaded column. The first helical gear is slidably connected to the threaded column. The upper bearing of the positioner is connected to a second helical gear, and the second helical gear is meshed with the first helical gear. The shaft end of the second helical gear is fixedly installed There is a third bevel gear, a fixer is provided on the front side of the positioner, the inner bearing of the fixer is connected to the turntable, a fourth bevel gear is provided on the left side of the turntable, the fourth bevel gear and the third bevel gear are meshed and connected with each other, a position change plate is provided at the shaft end of the turntable, the left bearing of the position change plate is connected to the first connecting rod, the lower bearing of the first connecting rod is connected to the adapter, the second connecting rod is provided below the adapter, a sleeve is provided on the front side of the positioner, the sleeve and the second connecting rod are slidably connected to each other, and a flat plate is provided below the second connecting rod.

[0010] In one embodiment, a fourth support frame is provided below the flat plate, an extension frame is provided below the fourth support frame, the front bearing of the extension frame is connected to the second cylinder, the gas rod end of the second cylinder is provided with an adapter, the lower bearing of the fourth support frame is connected to the first adapter plate, the adapter and the first adapter plate are connected to each other by bearings, the lower bearing of the adapter is connected to the second adapter plate, the inner bearing of the second adapter plate is connected to the third adapter plate, the inner side of the third adapter plate is provided with a clamp, the inner side of the clamp is provided with a fixed head, and the clamp and the fourth support frame are slidably connected to each other.

[0011] In one embodiment, a simulator is slidably connected to the inner side of the fixed head, a simulation head is provided on the front side of the simulator, a track tube is provided on the front side of the fourth support frame, an impactor is slidably connected to the outer side of the track tube, the front side of the track tube is fixedly connected to the impact wall, and a judge is provided on the outer side of the impact wall.

[0012] Compared with the prior art, the beneficial effects achieved by the present invention are as follows: the present invention sends the guard bar to multiple detection areas through the rotator and the displacer, detects its pressure resistance by pressing, and detects its daily wear and tear resistance by liquid flushing. In the process of the positioner driving the guard bar downward to the next area, the bump resistance of the guard bar is detected by the rotation of multiple bevel gears and the limitation of the sleeve, and then the impact resistance is detected by simulated impact. The overall detection process only requires manual fixation and final disassembly, and everything else is completed mechanically, which is convenient, fast and safe. BRIEF DESCRIPTION OF THE DRAWINGS

[0013] The following detailed description of the specific embodiments of the present application in conjunction with the accompanying drawings will make the technical solutions and other beneficial effects of the present application apparent.

[0014] In the attached figure:

[0015] Figure 1 It is a schematic diagram of the overall three-dimensional structure of the present invention;

[0016] Figure 2 It is a schematic diagram of the internal three-dimensional structure of the present invention as a whole;

[0017] Figure 3 It is an enlarged structural schematic diagram of the rotator of the present invention;

[0018] Figure 4 It is a schematic diagram of the three-dimensional structure of the pressing device of the present invention;

[0019] Figure 5 It is a schematic diagram of the three-dimensional structure of the support platform of the present invention;

[0020] Figure 6 It is an enlarged schematic diagram of part of the structure of the present invention;

[0021] Figure 7 is a schematic diagram of the bottom structure of the fourth support frame of the present invention;

[0022] In the figure: 1. first support frame; 2. track; 3. displacer; 4. rotator; 5. aspirator; 6. adsorption head; 7. guard bar; 8. support platform; 9. lifting platform; 10. second support frame; 11. first cylinder; 12. connecting pipe; 13. limit plate; 14. presser; 15. press plate; 16. support platform; 17. first slide rail; 18. first transmission device; 19. first slider; 20. first transmission plate; 21. second transmission device; 22. second slider; 23. second slide rail; 24. second transmission plate; 25. storage tank; 26. nozzle; 27. detector; 28. third support frame; 29. ​​sliding column; 30. transposition Device; 31. Threaded column; 32. Rotator; 33. First bevel gear; 34. Second bevel gear; 35. Third bevel gear; 36. Fourth bevel gear; 37. Turntable; 38. Fixer; 39. Transposition disk; 40. First connecting rod; 41. Adapter; 42. Sleeve; 43. Second connecting rod; 44. Flat plate; 45. Fourth support frame; 46. Extension frame; 47. Second cylinder; 48. Adapter; 49. First adapter plate; 50. Second adapter plate; 51. Third adapter plate; 52. Clamp; 53. Fixed head; 54. Simulator; 55. Simulation head; 56. Impactor; 57. Track tube; 58. Impact wall; 59. Judge. DETAILED DESCRIPTION

[0023] The disclosure below provides many different embodiments or examples for realizing different structures of the present application. In order to simplify the disclosure of the present application, the components and settings of specific examples are described below. Of course, they are merely examples and are not intended to limit the present application. In addition, the present application may repeat reference numbers and / or reference letters in different examples, and such repetition is for the purpose of simplicity and clarity, and does not itself indicate the relationship between the various embodiments and / or settings discussed. In addition, the present application provides examples of various specific processes and materials, but those of ordinary skill in the art will appreciate the application of other processes and / or the use of other materials.

[0024] See also Figure 1-7 The present invention provides a technical solution: a quality inspection device for automobile bumpers and a working method thereof, comprising a first support frame 1, a support platform 8, a second support frame 10, a third support frame 28, and an impact wall 58. A track 2 is fixedly installed above the first support frame 1, a displacer 3 is slidably connected above the track 2, a rotator 4 is fixedly installed on the inner side of the displacer 3, an air suction machine 5 is fixedly installed on the output shaft end of the rotator 4, a suction head 6 is provided in front of the air suction machine 5, and a guard bar 7 is adsorbed on the front side of the suction head 6;

[0025] A lifting platform 9 is fixedly installed above the support platform 8, a first cylinder 11 is fixedly installed below the front side of the second support frame 10, a connecting pipe 12 is fixedly installed below the first cylinder 11, a limit plate 13 is fixedly installed below the connecting pipe 12, a presser 14 is fixedly installed at the gas rod end of the first cylinder 11, a pressing plate 15 is provided below the presser 14, and the pressing plate 15 and the limit plate 13 are slidably connected to each other. The worker aligns the guard bar 7 to be inspected with the adsorption head 6, and then starts the suction machine 5. The suction machine 5 sucks air through the adsorption head 6 to adsorb and fix the guard bar 7, and then the displacer 3 is started, and the guard bar 7 is fixed on the track. 2 slides backward to prepare for the first test. After reaching the designated position, the rotator 4 rotates clockwise, driving the guard bar 7 to a vertical state. Then the lifting platform 9 rises to support the bottom of the guard bar 7. Then the first cylinder 11 above is started, and the presser 14 is driven down through the gas rod. At the same time, the pressing plate 15 presses the top of the guard bar 7. Through the existing technology, the presser 14 will detect the pressing force and observe the condition of the guard bar 7 in real time. Under the specified pressing force, if the guard bar 7 is cracked or damaged, the test is unqualified and the guard bar 7 will be sent back to the starting point, thereby achieving the test effect of the pressure resistance of the guard bar 7;

[0026] A supporting platform 16 is provided below the second supporting frame 10, a first slide rail 17 is provided above the supporting platform 16, a first transmission device 18 is provided above the supporting platform 16, a first slider 19 is fixedly installed on the conveyor belt side of the first transmission device 18, the first slider 19 and the first slide rail 17 are slidably connected to each other, a first transmission plate 20 is slidably connected above the first slider 19, a second slide rail 23 is provided above the supporting platform 16, a second transmission device 21 is provided above the supporting platform 16, a second slider 22 is fixedly installed on the conveyor belt side of the second transmission device 21, the second slider 22 and the second slide rail 23 are slidably connected to each other, the second slider 22 and the first transmission plate 20 are slidably connected to each other, a second transmission plate 24 is fixedly installed above the first transmission plate 20, a storage tank 25 is provided above the second transmission plate 24, a nozzle 26 is provided below the storage tank 25, and a nozzle 26 is provided in the middle of the supporting platform 16. A detector 27 is provided, and the first transmission plate 20 can slide left and right on the first slider 19. At the same time, when the first transmission 18 is started, it will drive the conveyor belt to rotate, and at this time, it will drive the first slider 19 to move forward and backward. At this time, the first transmission plate 20 can achieve forward and backward displacement. When the first transmission 18 stops, the second transmission 21 can be started to drive the conveyor belt to rotate. At this time, the first transmission plate 20 can be driven to slide left and right by the second slider 22, so that the first transmission plate 20 can be displaced forward and backward and left and right. When the pressure detection of the guard bar 7 is completed, it is driven to move to the second detection area by the displacer 3, and the nozzle 26 is started to spray the liquid in the storage tank 25 onto the surface of the guard bar 7 at high pressure, and the spraying in multiple directions is driven by the first transmission plate 20. At the same time, the waste water is collected by the bottom collection device. Then the detector 27 will detect the paint water condition of the surface of the guard bar 7 after flushing, so as to detect the surface scouring resistance;

[0027] The third support frame 28 is provided with a sliding column 29 on the inner side of the third support frame 28, and a positioner 30 is slidably connected to the outer side of the sliding column 29. A threaded column 31 is provided on the inner side of the third support frame 28, and a rotator 32 is provided above the positioner 30. A first bevel gear 33 is provided above the rotator 32, and a thread is provided on the inner side of the rotator 32 and is meshed with the threaded column 31. The first bevel gear 33 is slidably connected to the threaded column 31. A second bevel gear 34 is connected to the upper bearing of the positioner 30, and the second bevel gear 34 meshes with the first bevel gear 33. The shaft end of the helical gear 34 is fixedly mounted with a third helical gear 35. A holder 38 is provided on the front side of the position changer 30. The inner bearing of the holder 38 is connected to a turntable 37. A fourth helical gear 36 is provided on the left side of the turntable 37. The fourth helical gear 36 and the third helical gear 35 are meshed and connected with each other. A transposition disk 39 is provided on the shaft end of the turntable 37. The left bearing of the transposition disk 39 is connected to a first connecting rod 40. The lower bearing of the first connecting rod 40 is connected to an adapter 41. A second connecting rod 43 is provided below the adapter 41. A sleeve 42 is provided on the front side of the position changer 30. The sleeve 42 is slidably connected to the second connecting rod 43. A flat plate 44 is provided below the second connecting rod 43. The positioner 30 can slide downward on the sliding column 29. When the sliding column 29 slides downward, the rotator 32 at the top is threadedly engaged with the threaded column 31. At this time, the rotating inner liner of the rotator 32 will rotate along with it, and at this time, it will drive the first bevel gear 33 fixedly connected to the rotating inner liner to rotate together. At this time, the first bevel gear 33 will drive the second bevel gear 34 and drive the third bevel gear 35 to rotate together through the center column of the second bevel gear 34. When the third bevel gear 35 drives the fourth bevel gear 36 to rotate, so that when the position changer 30 slides downward, the fourth bevel gear 36 will rotate, and the turntable 37 connected thereto will rotate and drive the position change disk 39 to rotate. At this time, the first connecting rod 40 cooperates with the second connecting rod 43, and due to the restriction of the sleeve 42, the second connecting rod 43 will slide back and forth in the sleeve 42, thereby driving the bottom plate 44 to reciprocate up and down, and the plate 44 itself is slidably connected to the holder 38 to maintain stability, thereby preparing for subsequent detection;

[0028] A fourth support frame 45 is provided below the flat plate 44, an extension frame 46 is provided below the fourth support frame 45, a front bearing of the extension frame 46 is connected to a second cylinder 47, an adapter 48 is provided at the gas rod end of the second cylinder 47, a first adapter plate 49 is connected to the bearing below the fourth support frame 45, the adapter 48 and the first adapter plate 49 are connected to each other by bearings, a second adapter plate 50 is connected to the bearing below the adapter 48, a third adapter plate 51 is connected to the inner bearing of the second adapter plate 50, a clamp 52 is provided on the inner side of the third adapter plate 51, and a fixed head is provided on the inner side of the clamp 52 53, the clamper 52 and the fourth support frame 45 are slidably connected to each other, and the second cylinder 47 starts to push out the gas rod, which will push the first adapter plate 49 outward. At this time, the first adapter plate 49 will rotate clockwise around the top when the power is cut off. At the same time, the second adapter plate 50 will be pushed together, so that its upper end is pushed outward. At this time, due to the position restriction of the first adapter plate 49, the second adapter plate 50 will rotate and move downward at the same time, thereby pushing the third adapter plate 51. Due to the position restriction of the clamper 52, when pushing the third adapter plate 51, the clamper 52 will slide inward to achieve the clamping effect;

[0029] The inner side of the fixed head 53 is slidably connected to the simulator 54, the front side of the simulator 54 is provided with a simulation head 55, the front side of the fourth support frame 45 is provided with a track tube 57, the outer side of the track tube 57 is slidably connected to the impactor 56, the front side of the track tube 57 is fixedly connected to the impact wall 58, and the outer side of the impact wall 58 is provided with a judge 59. The clamper 52 fixes the simulator 54 through the fixed head 53. After the first two tests, the guard bar 7 will continue to be displaced backward to the third area. At this time, the rotator 4 rotates to drive the guard bar 7 to rotate clockwise, so that its interior is aligned with the simulation head 55, and is fitted with the simulation head 55 through the displacer 3, thereby docking the various buckles inside the guard bar 7 to realize the installation of the simulated car head, and then adsorbing The head 6 releases the guard bar 7, and the positioner 30 slides downward. At this time, the simulator 54 will follow the clamper 52 and be driven by the flat plate 44 to move back and forth, thereby realizing the process of transporting the guard bar 7 to the detection area below. By moving up and down, it simulates daily road bumps to detect whether it will fall. Then, when it reaches the simulator 54, it will contact the impactor 56 and automatically install and fix it. Then the clamper 52 releases and returns to its original position. After it is ready, the impactor 56 moves forward quickly. At this time, the simulator 54 will carry the guard bar 7 to hit the front impact wall 58. Then the judge 59 will scan the guard bar 7 through existing technology to judge its condition after the collision and determine whether it is qualified, thereby completing the entire set of bumper detection.

[0030] In the description of this application, it should be noted that, unless otherwise expressly specified or limited, the terms "installed," "connected," and "connected" should be understood in a broad sense. For example, they can refer to fixed connections, detachable connections, or integral connections; they can refer to mechanical connections, electrical connections, or interconnected connections; they can refer to direct connections, internal connectivity between two components, or an interaction between two components. A person of ordinary skill in the art will be able to understand the meaning of the above terms in this application based on the specific circumstances.

[0031] The above is a detailed introduction to a quality inspection device for a car bumper and its working method provided in the embodiments of the present application. Specific examples are used in this article to illustrate the principles and implementation methods of the present application. The description of the above embodiments is only used to help understand the technical solutions and core ideas of the present application. Ordinary technicians in this field should understand that they can still modify the technical solutions recorded in the aforementioned embodiments, or replace some of the technical features therein with equivalents; and these modifications or replacements do not cause the essence of the corresponding technical solutions to deviate from the scope of the technical solutions of the embodiments of the present application.

Claims

1. A quality inspection device for an automobile bumper, comprising a first support frame (1), a support platform (8), a second support frame (10), a third support frame (28), and an impact wall (58), characterized in that: A track (2) is fixedly mounted above the first support frame (1), a displacer (3) is slidably connected above the track (2), a rotator (4) is fixedly mounted on the inner side of the displacer (3), an air suction machine (5) is fixedly mounted on the output shaft end of the rotator (4), a suction head (6) is provided on the front side of the air suction machine (5), and a guard bar (7) is adsorbed on the front side of the suction head (6); A lifting platform (9) is fixedly installed above the support platform (8), a first cylinder (11) is fixedly installed below the front side of the second support frame (10), a connecting pipe (12) is fixedly installed below the first cylinder (11), a limit plate (13) is fixedly installed below the connecting pipe (12), a presser (14) is fixedly installed at the gas rod end of the first cylinder (11), a pressing plate (15) is provided below the pressing device (14), and the pressing plate (15) and the limit plate (13) are slidably connected to each other, a support platform (16) is provided below the second support frame (10), a first slide rail (17) is provided above the support platform (16), a first transmission device (18) is provided above the support platform (16), and a first slider (19) is fixedly installed on the conveyor belt side of the first transmission device (18). The first slider (19) and the first slide rail (17) are slidably connected to each other, a first transmission plate (20) is slidably connected above the first slider (19), a second slide rail (23) is provided above the support platform (16), a second transmission device (21) is provided above the support platform (16), a second slider (22) is fixedly installed on the conveyor belt side of the second transmission device (21), the second slider (22) and the second slide rail (23) are slidably connected to each other, the second slider (22) and the first transmission plate (20) are slidably connected to each other, a second transmission plate (24) is fixedly installed above the first transmission plate (20), a storage tank (25) is provided above the second transmission plate (24), a nozzle (26) is provided below the storage tank (25), and a detector (27) is provided in the middle of the support platform (16).

2. The quality inspection device for automobile bumpers according to claim 1, characterized in that: A sliding column (29) is provided on the inner side of the third support frame (28), and a position changer (30) is slidably connected to the outer side of the sliding column (29). A threaded column (31) is provided on the inner side of the third support frame (28), and a rotator (32) is provided above the position changer (30). A first helical gear (33) is provided above the rotator (32), and a thread is provided on the inner side of the rotator (32) and is meshed with the threaded column (31). The first helical gear (33) is slidably connected to the threaded column (31). A second helical gear (34) is connected to the upper bearing of the position changer (30), and the second helical gear (34) meshes with the first helical gear (33). The shaft end of the second helical gear (34) is fixedly mounted with a third helical gear (35). A holder (38) is provided on the front side of the (30), the inner bearing of the holder (38) is connected to the turntable (37), a fourth bevel gear (36) is provided on the left side of the turntable (37), the fourth bevel gear (36) and the third bevel gear (35) are meshed and connected with each other, a transposition disk (39) is provided on the shaft end of the turntable (37), the left bearing of the transposition disk (39) is connected to the first connecting rod (40), the lower bearing of the first connecting rod (40) is connected to the adapter (41), the lower side of the adapter (41) is provided with a second connecting rod (43), the front side of the transposition disk (30) is provided with a sleeve (42), the sleeve (42) and the second connecting rod (43) are slidably connected to each other, and a flat plate (44) is provided below the second connecting rod (43).

3. The quality inspection device for automobile bumpers according to claim 2, characterized in that: A fourth support frame (45) is provided below the flat plate (44), an extension frame (46) is provided below the fourth support frame (45), a front bearing of the extension frame (46) is connected to a second cylinder (47), a gas rod end of the second cylinder (47) is provided with an adapter (48), a bearing below the fourth support frame (45) is connected to a first adapter plate (49), the adapter (48) and the first adapter plate (49) are connected to each other by bearings, a bearing below the adapter (48) is connected to a second adapter plate (50), an inner bearing of the second adapter plate (50) is connected to a third adapter plate (51), a clamp (52) is provided on the inner side of the third adapter plate (51), a fixed head (53) is provided on the inner side of the clamp (52), and the clamp (52) and the fourth support frame (45) are slidably connected to each other.

4. The quality inspection device for automobile bumpers according to claim 3, characterized in that: The inner side of the fixed head (53) is slidably connected to a simulator (54), the front side of the simulator (54) is provided with a simulation head (55), the front side of the fourth support frame (45) is provided with a track tube (57), the outer side of the track tube (57) is slidably connected to an impactor (56), the front side of the track tube (57) is fixedly connected to an impact wall (58), and the outer side of the impact wall (58) is provided with a judgement device (59).

5. The operating method of the quality inspection device for automobile bumpers according to claim 4, comprising the steps of: S1. The worker sends the guard bar (7) to the adsorption head (6) for fixation, and then the displacer (3) moves backward to send the guard bar (7) to the rear detection area; S2. After the guard bar (7) reaches the first area, it rotates 90° clockwise and pushes the presser (14) through the first cylinder (11) to press the guard bar (7) and test the degree of pressure resistance. If it fails, it returns to its original position, and if it passes, it goes to the next area; S3. After the guard bar (7) reaches the second area, the nozzle (26) is driven to move to multiple areas through the first transmission device (18) and the second transmission device (21), and the guard bar (7) is flushed to test its flushing resistance. If it fails, it returns to its original position, and if it passes, it moves to the next area; S4. The guard bar (7) is rotated 90° clockwise before reaching the third area, and then the guard bar (7) is fixed to the end of the simulation head (55), and the positioner (30) drives the guard bar (7) down to the next area; S5. During the descent of the guard bar (7), the plate (44) drives the guard bar to move up and down, simulating daily road bumps to test its resistance to bumps. If the guard bar fails, the guard bar returns to its original position, and if the guard bar fails, the guard bar continues to descend. S6. Use the impactor (56) to simulate the impact and test its crash resistance.

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