Detection device for automobile parts and detection method thereof

Abstract

The invention discloses an automobile part detection device and a detection method thereof, and relates to the technical field of detection devices.A vertical reciprocating motion mechanism is arranged on a supporting frame, a positioning plate moves to abut against the top of an automobile top handle, and a loading arm detects the strength of a main handle of the automobile top handle; and a detection mechanism for detecting the strength of spring clamping grooves in two side plates of the automobile top handle is arranged on the base. After the automobile top handle is positioned, the loading arm detects the strength of the main handle of the automobile top handle, the bearing capacity of the main handle of the automobile top handle is detected, and meanwhile the detection mechanism detects the strength of spring clamping grooves in the two side plates of the automobile top handle; the bearing capacity of the spring clamping grooves in the side plate of the automobile top handle is detected, and the strength of the spring clamping grooves in the main handle and the side plate of the automobile top handle can be detected at the same time, so that the automobile top handle is fully detected, and the accuracy of a detection result is ensured.

Description

Technical Field

[0001] The present invention relates to the technical field of detection devices, and in particular to a detection device and a detection method for automobile parts. Background Art

[0002] The car's four door ceilings are equipped with handles. When the vehicle is driving on rough roads, turning quickly, emergency braking or encountering bumps, passengers can grab the roof handles to increase stability and prevent their bodies from swaying, falling or colliding with other objects in the car, thereby reducing the discomfort caused by vehicle shaking and improving the safety and comfort of riding.

[0003] The strength of the top handle of the car needs to be tested. At present, the top handle is repeatedly loaded and unloaded through strength testing equipment. It simulates the frequent gripping and releasing of the handle by passengers in daily riding, as well as the impact of vibration and impact on the handle during vehicle driving. The existing strength testing equipment cannot simultaneously test the strength of the main handle of the top handle of the car and the spring clamping groove on the side panel. Summary of the invention

[0004] The technical problem to be solved by the present invention is to overcome the disadvantages of the above-mentioned prior art and provide an automobile parts detection device and a detection method thereof for simultaneously performing strength detection on the main handle of the automobile top handle and the spring clamping groove on the side panel.

[0005] The technical solution adopted to solve the above technical problems is: the upper end of the base is fixedly connected to the support frame through multiple support rods, the support frame is located above the base, and a first bracket and two second brackets for placing the top handle of the car are arranged on the base, and the top handle of the car is composed of a main handle and two side panels fixedly connected, and first bolt holes and positioning holes are respectively processed on both sides of the main handle of the top handle of the car, and second bolt holes are respectively processed on the two side panels, and limited clamping holes and spring clamping grooves are respectively processed on one end of the two side panels, the first bracket is located below the main handle of the top handle of the car to support the top handle of the car, and the two second brackets are respectively located on the top of the car The lower part of the side plate of the top handle is used to support the top handle of the car; a vertical reciprocating motion mechanism for driving the positioning plate to slide on multiple support rods in a vertical direction is arranged on the support frame, a first guide rod is arranged on the top of the positioning plate and is connected to the support frame in a vertical direction for sliding, the positioning plate moves until it contacts the top of the top handle of the car, a second electric cylinder is arranged on the support frame, an output end of the second electric cylinder is fixedly connected to the loading arm, the loading arm is located above the main handle of the top handle of the car, the loading arm detects the strength of the main handle of the top handle of the car, and a detection mechanism for detecting the strength of the spring clamping grooves on the two side plates of the top handle of the car is arranged on the base.

[0006] Further, a fixing rod is provided at the bottom of the base. A sliding plate is slidably connected to the fixing rod in the vertical direction. A spring is provided on the fixing rod. One end of the spring is fixedly connected to the bottom of the fixing rod, and the other end of the spring is fixedly connected to the bottom of the sliding plate. A plurality of second guide rods and a plurality of third guide rods are respectively provided on both sides of the sliding plate. Each second guide rod and each third guide rod are slidably connected to the base in the vertical direction. The bottom of each second tool is fixedly connected to the sliding plate through the second guide rod, and the bottom of the first tool is fixedly connected to the sliding plate through the third guide rod.

[0007] Further, first positioning cylinders are provided on the base on both sides of the bottom of the main handle of the vehicle top handle. Second positioning cylinders are provided on the base at the bottoms of the two side plates of the vehicle top handle. Third positioning columns penetrating through the first bolt holes on the vehicle top handle are respectively provided on both sides of the bottom of the positioning plate. Each third positioning column is sleeved inside the corresponding first positioning cylinder. Second positioning columns sleeved with the positioning holes on the vehicle top handle are respectively provided on both sides of the bottom of the positioning plate. First positioning columns penetrating through the second bolt holes on the vehicle top handle are respectively provided on both sides of the bottom of the positioning plate. Each first positioning column is sleeved inside the corresponding second positioning cylinder.

[0008] Further, a second clamping rod is provided on each of the second tools, and a third positioning cylinder sleeved with the second clamping rod is provided at the bottom of the positioning plate.

[0009] Further, a second bracket is provided on the base near the main handle of the vehicle top handle, and a second camera for photographing the main handle of the vehicle top handle is provided on the second bracket.

[0010] Further, the vertical reciprocating motion mechanism is as follows: a first motor is provided on the support frame. The output shaft of the first motor is fixedly connected to the first gear. The first gear is rotatably connected to the support frame. A second gear meshing with the first gear is rotatably installed on the support frame. A sleeve is provided on the second gear. The internal thread on the inner circumference of the sleeve is threadedly connected to the screw rod. The bottom of the screw rod is fixedly connected to the positioning plate.

[0011] Further, the detection mechanism is as follows: A first rotating shaft and a second rotating shaft are rotatably installed on the base. A second motor is arranged on the base, and the output shaft of the second motor is fixedly connected to the first rotating shaft. A third gear is arranged in the middle of the first rotating shaft, and a fourth gear meshing with the third gear is arranged in the middle of the second rotating shaft. Fifth gears are respectively arranged at both ends of the second rotating shaft. Connecting rods located below the second rotating shaft are respectively arranged on both sides of the base. Sixth gears meshing with the fifth gears are respectively arranged on each connecting rod. A swing plate is arranged between the two connecting rods. Pressure sensors are arranged on both sides of the bottom of the swing plate. A groove is processed on the swing plate; Two sliding holes respectively slidably connected with the sliding plates in the horizontal direction are processed on the base. A first electric cylinder is arranged on the base, and the output end of the first electric cylinder is fixedly connected to the ejecting rod. The ejecting rod is respectively rotatably connected to one end of each of the two connecting plates. The other end of each connecting plate is respectively rotatably connected to the sliding plate. A first clamping rod is respectively arranged on each sliding plate. Each first clamping rod is respectively clamped with the limit clamping hole of the car top handle. Each first clamping rod is respectively rotatably connected to a pressure rod. One end of each pressure rod respectively abuts against the pressure sensor. Each pressure rod swings in the groove. A loading rod for detecting the strength of the spring clamping groove of the car top handle is respectively arranged at the other end of each pressure rod.

[0012] Further, a first bracket located below the spring clamping groove on the car top handle is arranged on the base. A first camera for photographing the spring clamping groove on the car top handle is respectively arranged on each first bracket.

[0013] A detection method for a detection device of automobile parts includes the following steps: S1, positioning the car top handle: Place the car top handle on the first fixture and two second fixtures. The vertical reciprocating mechanism drives the positioning plate to slide downward vertically along multiple support rods. The two third positioning cylinders at the bottom of the positioning plate respectively move to be sleeved with the second clamping rods. The positioning plate drives the two second fixtures to move downward. The two second fixtures move to be separated from the bottom of the car top handle. The second guide rods at the bottom of each second fixture respectively slide downward vertically on the base. The second guide rods drive the sliding plate to slide downward vertically on the fixed rod. The sliding plate drives the third guide rod to slide downward vertically on the base. The third guide rod drives the first fixture to move downward vertically. The first fixture moves to be separated from the bottom of the car top handle. The third positioning columns on both sides of the bottom of the positioning plate move to be clamped with the first bolt holes of the car top handle. Each third positioning column is respectively sleeved with the first positioning cylinder. The second positioning columns on both sides of the bottom of the positioning plate move to be clamped with the positioning holes of the car top handle. The first positioning columns on both sides of the bottom of the positioning plate move to be clamped with the second bolt holes of the car top handle. Each first positioning column is respectively sleeved with the second positioning cylinder. The two first positioning cylinders, the two second positioning cylinders and the positioning plate position the car top handle. S2. Detect the strength of the main handle of the car top handle: The output end of the second electric cylinder drives the loading arm to move in the vertical direction. The loading arm moves until it touches the main handle of the car top handle, and the strength of the main handle of the car top handle is detected. The second camera takes pictures of the main handle of the car top handle to check for deformation and detect the bearing capacity of the main handle of the car top handle. S3. The detection mechanism detects the strength of the spring clamping grooves on the two side plates of the car top handle and the bearing capacity of the spring clamping grooves on the side plates of the car top handle.

[0014] Further, the method for the vertical reciprocating motion mechanism in S1 to drive the positioning plate to slide vertically on multiple support rods is as follows: The output shaft of the first motor drives the first gear to rotate. The first gear drives the second gear to rotate through meshing transmission with the second gear. The second gear drives the sleeve to rotate. The screw rod is threadedly connected to the internal thread of the inner circumference of the sleeve, driving the screw rod to move in the vertical direction. The screw rod drives the positioning plate to move in the vertical direction on multiple support rods. The method for the detection mechanism in S3 to detect the strength of the spring clamping grooves on the two side plates of the car top handle is as follows: The output end of the first electric cylinder drives the ejector rod to move in the vertical direction. The ejector rod drives the slide plate to slide horizontally on the slide holes on the base through the connecting plate respectively. Each slide plate drives the first clamping rod to move horizontally respectively. One end of each first clamping rod is respectively clamped with the limit clamping hole of the car top handle. The output shaft of the second motor drives the first rotating shaft to rotate. The third gear in the middle of the first rotating shaft drives the fourth gear to rotate through meshing transmission with the fourth gear. The fourth gear drives the second rotating shaft to rotate. The second rotating shaft drives the fifth gears at both ends to rotate. Each fifth gear drives the sixth gear to rotate through meshing transmission with the sixth gear respectively. Each sixth gear drives the connecting rod to rotate. The two connecting rods drive the swing plate to swing. One end of each pressure rod moves in the groove of the swing plate respectively. One end of each pressure rod is respectively in contact with the pressure sensor. The loading rod at the other end of each pressure rod is respectively in contact with the spring clamping groove of the car top handle to detect the strength of the spring clamping groove of the car top handle. The first camera takes pictures of the spring clamping groove of the car top handle to judge whether there is deformation, and the bearing capacity of the spring clamping groove on the side plate of the car top handle is detected through the pressure sensor.

[0015] The beneficial effects of the present invention are as follows: (1) After positioning the top handle of the vehicle, the loading arm detects the strength of the main handle of the top handle of the vehicle, detects the bearing capacity of the main handle of the top handle of the vehicle, and at the same time, the detection mechanism detects the strength of the spring clamping grooves on the two side plates of the top handle of the vehicle, detects the bearing capacity of the spring clamping grooves on the side plates of the top handle of the vehicle, can simultaneously detect the strength of the main handle and the spring clamping grooves on the side plates of the top handle of the vehicle, fully detect the top handle of the vehicle, and ensure the accuracy of the detection results.

[0016] (2) The present invention places the top handle of the vehicle on the first support and two second supports. The positioning plate drives the two second supports to move downward, and the two second supports move to separate from the bottom of the top handle of the vehicle. The third guide rod drives the first support to move downward in the vertical direction, and the first support moves to separate from the bottom of the top handle of the vehicle. The two first positioning cylinders, the two second positioning cylinders and the positioning plate position the top handle of the vehicle, facilitating subsequent strength detection of the top handle of the vehicle.

[0017] (3) One end of the pressure rod of the present invention moves in the groove of the swing plate respectively. One end of each pressure rod abuts against the pressure sensor respectively, and the loading rod at the other end of each pressure rod abuts against the spring clamping groove of the top handle of the vehicle respectively. The bearing capacity of the spring clamping groove on the side plate of the top handle of the vehicle is reflected by the pressure sensor. Description of the Drawings

[0018] Figure 1 is a schematic structural diagram of an embodiment of the detection device for vehicle parts of the present invention.

[0019] Figure 2 is Figure 1 a schematic structural diagram at the first angle.

[0020] Figure 3 is Figure 1 a schematic structural diagram at the second angle.

[0021] Figure 4 is a schematic structural diagram of the top handle of the vehicle.

[0022] Figure 5 is a schematic structural diagram of the support frame, the positioning plate, the first support and the second support.

[0023] Figure 6 is a schematic structural diagram of the vertical reciprocating motion mechanism.

[0024] Figure 7 is a schematic structural diagram of the second gear and the sleeve.

[0025] Figure 8 is a schematic structural diagram of the parts on the sliding plate.

[0026] Figure 9 It is a schematic structural diagram of the positioning plate.

[0027] Figure 10 It is a schematic structural diagram of the first positioning cylinder and the second positioning cylinder on the base.

[0028] Figure 11 It is a schematic structural diagram of the second support and the second clamping rod.

[0029] Figure 12 It is a schematic structural diagram of the detection mechanism.

[0030] Figure 13 It is Figure 12 a schematic structural diagram from another angle.

[0031] Figure 14 It is a schematic structural diagram of the sliding plate, the swing plate and the pressure rod.

[0032] Figure 15 It is a schematic structural diagram of the swing plate.

[0033] Figure 16 It is a schematic structural diagram of the pressure sensor and the pressure rod.

[0034] Figure 17 It is a schematic structural diagram of the pressure rod.

[0035] Reference numerals: 1, vertical reciprocating motion mechanism; 101, first motor; 102, first gear; 103, second gear; 104, screw; 105, sleeve; 106, internal thread; 2, support rod; 3, detection mechanism; 301, second motor; 302, first rotating shaft; 303, third gear; 304, fourth gear; 305, second rotating shaft; 306, fifth gear; 307, sixth gear; 308, sliding plate; 309, sliding hole; 310, first electric cylinder; 311, ejecting rod; 312, connecting plate; 313, first bracket; 314, first camera; 315, connecting rod; 316, pressure rod; 317, first clamping rod; 318, swing plate; 319, groove; 320, pressure sensor; 321, loading rod; 4, second electric cylinder; 5, first guide rod; 6, support frame; 7, loading arm; 8, positioning plate; 9, car top handle; 10, first support; 11, base; 12, sliding plate; 13, second guide rod; 14, fixing rod; 15, spring; 16, second support; 17, first bolt hole; 18, positioning hole; 19, second bolt hole; 20, third guide rod; 21, first positioning cylinder; 22, second bracket; 23, second camera; 24, second positioning cylinder; 25, first positioning column; 26, second positioning column; 27, third positioning column; 28, second clamping rod; 29, spring clamping groove; 30, clamping hole; 31, third positioning cylinder. Detailed implementation manners

[0036] In order to make the objectives, technical solutions and advantages of the present invention more clear and understandable, the present invention will be further described in detail below with reference to the accompanying drawings and embodiments. It should be understood that the specific embodiments described herein are only used to explain the present invention and are not used to limit the present invention.

[0037] As Figures 1 to 5 , Figures 8 to 11 shown, the detection device for automotive parts of this embodiment is composed of a vertical reciprocating motion mechanism 1, a support rod 2, a detection mechanism 3, a second electric cylinder 4, a first guide rod 5, a support frame 6, a loading arm 7, a positioning plate 8, an automotive top handle 9, a first carrier 10, a base 11, a sliding plate 12, a second guide rod 13, a fixing rod 14, a spring 15, a second carrier 16, a first bolt hole 17, a positioning hole 18, a second bolt hole 19, a third guide rod 20, a first positioning cylinder 21, a second bracket 22, a second camera 23, a second positioning cylinder 24, a first positioning column 25, a second positioning column 26, a third positioning column 27, a second clamping rod 28, a spring clamping groove 29, a limit clamping hole 30, and a third positioning cylinder 31.

[0038] At the upper end of the base 11, it is fixedly connected to the support frame 6 through a plurality of support rods 2. The support frame 6 is located above the base 11. On the base 11, there are provided a first carrier 10 for placing the automotive top handle 9 and two second carriers 16. The automotive top handle 9 is composed of a main handle and two side plates fixedly connected. On one side of the main handle of the automotive top handle 9, a first bolt hole 17 and a positioning hole 18 are respectively machined. On the other side of the main handle of the automotive top handle 9, a first bolt hole 17 and a positioning hole 18 are respectively machined. On the two side plates, second bolt holes 19 are respectively machined. At one end of the two side plates, a limit clamping hole 30 and a spring clamping groove 29 are respectively machined. The first carrier 10 is located below the main handle of the automotive top handle 9 for supporting the automotive top handle 9. The two second carriers 16 are respectively located below the side plates of the automotive top handle 9 for supporting the automotive top handle 9.

[0039] A vertical reciprocating motion mechanism 1 for driving the positioning plate 8 to slide vertically on a plurality of support rods 2 is provided on the support frame 6. A first guide rod 5 that is slidably connected to the support frame 6 in the vertical direction is provided at the top of the positioning plate 8. When the positioning plate 8 moves to abut against the top of the vehicle top handle 9, a fixed rod 14 is provided at the bottom of the base 11. A sliding plate 12 is slidably connected to the fixed rod 14 in the vertical direction. A spring 15 is provided on the fixed rod 14. One end of the spring 15 is fixedly connected to the bottom of the fixed rod 14, and the other end of the spring 15 is fixedly connected to the bottom of the sliding plate 12. A plurality of second guide rods 13 and a plurality of third guide rods 20 are respectively provided on both sides of the sliding plate 12. Each second guide rod 13 and each third guide rod 20 are respectively slidably connected to the base 11 in the vertical direction. The bottom of each second carrier 16 is fixedly connected to the sliding plate 12 through the second guide rod 13. The bottom of the first carrier 10 is fixedly connected to the sliding plate 12 through the third guide rod 20.

[0040] On the base 11, first positioning cylinders 21 are provided on both sides of the bottom of the main handle of the vehicle top handle 9. Second positioning cylinders 24 are provided on the base 11 at the bottoms of the two side plates of the vehicle top handle 9. Third positioning columns 27 that penetrate through the first bolt holes 17 on the vehicle top handle 9 are respectively provided on both sides of the bottom of the positioning plate 8. Each third positioning column 27 is respectively sleeved inside the corresponding first positioning cylinder 21. Second positioning columns 26 that are sleeved with the positioning holes 18 on the vehicle top handle 9 are respectively provided on both sides of the bottom of the positioning plate 8. First positioning columns 25 that penetrate through the second bolt holes 19 on the vehicle top handle 9 are respectively provided on both sides of the bottom of the positioning plate 8. Each first positioning column 25 is respectively sleeved inside the corresponding second positioning cylinder 24. A second clamping rod 28 is provided on each second carrier 16. A third positioning cylinder 31 that is sleeved with the second clamping rod 28 is provided at the bottom of the positioning plate 8.

[0041] A second electric cylinder 4 is provided on the support frame 6. The output end of the second electric cylinder 4 is fixedly connected to the loading arm 7. The loading arm 7 is located above the main handle of the vehicle top handle 9. The loading arm 7 detects the strength of the main handle of the vehicle top handle 9. A second support 22 close to the main handle of the vehicle top handle 9 is provided on the base 11. A second camera 23 for taking pictures of the main handle of the vehicle top handle 9 is provided on the second support 22. A detection mechanism 3 for detecting the strength of the spring clamping grooves 29 on the two side plates of the vehicle top handle 9 is provided on the base 11.

[0042] As Figures 6 to 7 shown, the vertical reciprocating motion mechanism 1 is composed of a first motor 101, a first gear 102, a second gear 103, a screw 104, a sleeve 105, and an internal thread 106 connected.

[0043] The vertical reciprocating motion mechanism 1 is as follows: A first motor 101 is arranged on a support frame 6. The output shaft of the first motor 101 is fixedly connected to a first gear 102. The first gear 102 is rotatably connected to the support frame 6. A second gear 103 meshing with the first gear 102 is rotatably installed on the support frame 6. A sleeve 105 is arranged on the second gear 103. An internal thread 106 on the inner circumference of the sleeve 105 is in threaded connection with a screw rod 104. The bottom of the screw rod 104 is fixedly connected to a positioning plate 8.

[0044] As shown in the sliding plate 12 to the first bolt hole 17 in the figure, the detection mechanism 3 is composed of a second motor 301, a first rotating shaft 302, a third gear 303, a fourth gear 304, a second rotating shaft 305, a fifth gear 306, a sixth gear 307, a sliding plate 308, a sliding hole 309, a first electric cylinder 310, an ejecting rod 311, a connecting plate 312, a first support 313, a first camera 314, a connecting rod 315, a pressure rod 316, a first clamping rod 317, a swinging plate 318, a groove 319, a pressure sensor 320, and a loading rod 321.

[0045] The detection mechanism 3 is as follows: A first rotating shaft 302 and a second rotating shaft 305 are rotatably installed on a base 11. A second motor 301 is arranged on the base 11. The output shaft of the second motor 301 is fixedly connected to the first rotating shaft 302. A third gear 303 is arranged in the middle of the first rotating shaft 302. A fourth gear 304 meshing with the third gear 303 is arranged in the middle of the second rotating shaft 305. Fifth gears 306 are respectively arranged at both ends of the second rotating shaft 305. Connecting rods 315 are respectively arranged on both sides of the base 11 and are located below the second rotating shaft 305. Sixth gears 307 meshing with the fifth gears 306 are respectively arranged on each connecting rod 315. A swinging plate 318 is arranged between the two connecting rods 315. Pressure sensors 320 are arranged on both sides of the bottom of the swinging plate 318. A groove 319 is machined on the swinging plate 318.

[0046] Two sliding holes 309 are machined on the base 11 and are respectively slidably connected to the sliding plate 308 in the horizontal direction. A first electric cylinder 310 is arranged on the base 11. The output end of the first electric cylinder 310 is fixedly connected to the ejecting rod 311. The ejecting rod 311 is respectively rotatably connected to one end of two connecting plates 312. The other end of each connecting plate 312 is respectively rotatably connected to the sliding plate 308. Each sliding plate 308 is respectively provided with a first clamping rod 317. Each first clamping rod 317 is respectively clamped with the limit clamping hole 30 of the vehicle top handle 9. Each first clamping rod 317 is respectively rotatably connected to a pressure rod 316. One end of each pressure rod 316 respectively abuts against a pressure sensor 320. Each pressure rod 316 swings in the groove 319. The other end of each pressure rod 316 is respectively provided with a loading rod 321 for detecting the strength of the spring clamping groove 29 of the vehicle top handle 9. A first bracket 313 located below the spring clamping groove 29 of the vehicle top handle 9 is arranged on the base 11. A first camera 314 for photographing the spring clamping groove 29 of the vehicle top handle 9 is respectively arranged on each first bracket 313.

[0047] The detection method of the detection device for vehicle parts in this embodiment includes the following steps: S1, position the vehicle top handle 9: Place the vehicle top handle 9 on the first carrier 10 and two second carriers 16. The vertical reciprocating mechanism 1 drives the positioning plate 8 to slide downward in the vertical direction along multiple support rods 2. The two third positioning cylinders 31 at the bottom of the positioning plate 8 respectively move to be sleeved with the second clamping rods 28. The positioning plate 8 drives the two second carriers 16 to move downward. The two second carriers 16 move to be separated from the bottom of the vehicle top handle 9. The second guide rods 13 at the bottom of each second carrier 16 respectively slide downward in the vertical direction on the base 11. The second guide rods 13 drive the sliding plate 12 to slide downward in the vertical direction on the fixed rod 14. The sliding plate 12 drives the third guide rod 20 to slide downward in the vertical direction on the base 11. The third guide rod 20 drives the first carrier 10 to move downward in the vertical direction. The first carrier 10 moves to be separated from the bottom of the vehicle top handle 9. The third positioning columns 27 on both sides of the bottom of the positioning plate 8 move to be clamped with the first bolt holes 17 of the vehicle top handle 9. Each third positioning column 27 is respectively sleeved with a first positioning cylinder 21. The second positioning columns 26 on both sides of the bottom of the positioning plate 8 move to be clamped with the positioning holes 18 of the vehicle top handle 9. The first positioning columns 25 on both sides of the bottom of the positioning plate 8 move to be clamped with the second bolt holes 19 of the vehicle top handle 9. Each first positioning column 25 is respectively sleeved with a second positioning cylinder 24. The two first positioning cylinders 21, the two second positioning cylinders 24 and the positioning plate 8 position the vehicle top handle 9; The method for the vertical reciprocating motion mechanism 1 to drive the positioning plate 8 to slide downward in the vertical direction on multiple support rods 2 is as follows: the output shaft of the first motor 101 drives the first gear 102 to rotate, the first gear 102 drives the second gear 103 to rotate through meshing transmission with the second gear 103, the second gear 103 drives the sleeve 105 to rotate, and the screw rod 104 is threadedly connected with the internal thread 106 on the inner circumference of the sleeve 105, driving the screw rod 104 to move in the vertical direction, and the screw rod 104 drives the positioning plate 8 to move in the vertical direction on multiple support rods 2; S2, detecting the strength of the main handle of the top handle 9 of the vehicle: the output end of the second electric cylinder 4 drives the loading arm 7 to move in the vertical direction, the loading arm 7 moves until it touches the main handle of the top handle 9 of the vehicle, detecting the strength of the main handle of the top handle 9 of the vehicle, and the second camera 23 takes a picture of the main handle of the top handle 9 of the vehicle to determine whether it is deformed, detecting the bearing capacity of the main handle of the top handle 9 of the vehicle; S3, the detection mechanism 3 detects the strength of the spring clamping grooves 29 on the two side plates of the top handle 9 of the vehicle, one end of the torsion spring is installed in the spring clamping groove 29, and the bearing capacity of the spring clamping groove 29 on the side plate of the top handle 9 of the vehicle is detected.

[0048] The output end of the first electric cylinder 310 drives the ejector rod 311 to move in the vertical direction, the ejector rod 311 drives the slide plate 308 to slide horizontally on the slide hole 309 on the base 11 through the connecting plate 312 respectively, each slide plate 308 drives the first clamping rod 317 to move horizontally respectively, one end of each first clamping rod 317 is clamped with the limit clamping hole 30 of the top handle 9 of the vehicle respectively, the output shaft of the second motor 301 drives the first rotating shaft 302 to rotate, the third gear 303 in the middle of the first rotating shaft 302 drives the fourth gear 304 to rotate through meshing transmission with the fourth gear 304, the fourth gear 304 drives the second rotating shaft 305 to rotate, the second rotating shaft 305 drives the fifth gears 306 at both ends to rotate, each fifth gear 306 drives the sixth gear 307 to rotate through meshing transmission with the sixth gear 307 respectively, each sixth gear 307 drives the connecting rod 315 to rotate respectively, the two connecting rods 315 drive the swing plate 318 to swing, one end of each pressure rod 316 moves in the groove 319 of the swing plate 318 respectively, one end of each pressure rod 316 touches the pressure sensor 320 respectively, the loading rod 321 at the other end of each pressure rod 316 touches the spring clamping groove 29 of the top handle 9 of the vehicle respectively, detecting the strength of the spring clamping groove 29 of the top handle 9 of the vehicle, and the first camera 314 takes a picture of the spring clamping groove 29 of the top handle 9 of the vehicle to determine whether it is deformed, and the bearing capacity of the spring clamping groove 29 on the side plate of the top handle 9 of the vehicle is reflected by the pressure sensor 320.

[0049] The above is only a preferred embodiment of the present invention and is not intended to limit the protection scope of the present invention.

Claims

1. A detection device for automobile parts, characterized in that: The upper end of the base (11) is fixedly connected to the support frame (6) via a plurality of support rods (2); the support frame (6) is located above the base (11); a first bracket (10) and two second brackets (16) for placing the automobile top handle (9) are provided on the base (11); the automobile top handle (9) is composed of a main handle and two side panels fixedly connected; first bolt holes (17) and positioning holes (18) are respectively processed on both sides of the main handle of the automobile top handle (9); second bolt holes (19) are respectively processed on the two side panels; and limiting clamping holes (30) and spring clamping grooves (29) are respectively processed on one end of the two side panels; the first bracket (10) is located below the main handle of the automobile top handle (9) for supporting the automobile top handle (9); and the two second brackets (16) are respectively located below the side panels of the automobile top handle (9) for supporting the automobile top handle (9); A vertical reciprocating motion mechanism (1) is provided on the support frame (6) for driving a positioning plate (8) to slide on a plurality of support rods (2) in a vertical direction. A first guide rod (5) is provided on the top of the positioning plate (8) and is slidably connected to the support frame (6) in a vertical direction. The positioning plate (8) moves until it contacts the top of a car top handle (9). A second electric cylinder (4) is provided on the support frame (6). The output end of the second electric cylinder (4) is fixedly connected to a loading arm (7). The loading arm (7) is located above a main handle of the car top handle (9). The loading arm (7) detects the strength of the main handle of the car top handle (9). A detection mechanism (3) is provided on the base (11) for detecting the strength of spring clamping grooves (29) on two side panels of the car top handle (9).

2. The detection device for automobile parts according to claim 1, characterized in that: The base (11) is provided with a fixing rod (14) at the bottom, a sliding plate (12) is slidably connected to the fixing rod (14) in a vertical direction, a spring (15) is provided on the fixing rod (14), one end of the spring (15) is fixedly connected to the bottom of the fixing rod (14), and the other end of the spring (15) is fixedly connected to the bottom of the sliding plate (12), a plurality of second guide rods (13) and a plurality of third guide rods (20) are respectively provided on both sides of the sliding plate (12), each second guide rod (13) and each third guide rod (20) is respectively slidably connected to the base (11) in a vertical direction, the bottom of each second bracket (16) is respectively fixedly connected to the sliding plate (12) via the second guide rod (13), and the bottom of the first bracket (10) is fixedly connected to the sliding plate (12) via the third guide rod (20).

3. The detection device for automobile parts according to claim 2, characterized in that: The base (11) is provided with first positioning cylinders (21) located at both sides of the bottom of the main handle of the top handle (9) of the automobile, the base (11) is provided with second positioning cylinders (24) located at the bottom of the two side plates of the top handle (9) of the automobile, third positioning columns (27) penetrating the first bolt holes (17) on the top handle (9) of the automobile are respectively provided on both sides of the bottom of the positioning plate (8), each third positioning column (27) is respectively sleeved with the inside of the corresponding first positioning cylinder (21), second positioning columns (26) sleeved with the positioning holes (18) on the top handle (9) of the automobile are respectively provided on both sides of the bottom of the positioning plate (8), first positioning columns (25) penetrating the second bolt holes (19) on the top handle (9) of the automobile are respectively provided on both sides of the bottom of the positioning plate (8), each first positioning column (25) is respectively sleeved with the inside of the corresponding second positioning cylinder (24).

4. The detection device for automobile parts according to claim 3, characterized in that: Each of the second brackets (16) is provided with a second clamping rod (28), and the bottom of the positioning plate (8) is provided with a third positioning cylinder (31) sleeved with the second clamping rod (28).

5. The detection device for automobile parts according to claim 4, characterized in that: The base (11) is provided with a second bracket (22) close to the main handle of the top handle (9) of the car, and the second bracket (22) is provided with a second camera (23) for taking a picture of the main handle of the top handle (9) of the car.

6. The detection device for automobile parts according to claim 1, characterized in that: The vertical reciprocating motion mechanism (1) comprises: a first motor (101) is arranged on a support frame (6); an output shaft of the first motor (101) is fixedly connected to a first gear (102); the first gear (102) is rotatably connected to the support frame (6); a second gear (103) is rotatably mounted on the support frame (6) and meshes with the first gear (102); a sleeve (105) is arranged on the second gear (103); an internal thread (106) on the inner circumference of the sleeve (105) is threadably connected to a screw rod (104); and the bottom of the screw rod (104) is fixedly connected to a positioning plate (8).

7. The detection device for automobile parts according to claim 1, characterized in that: The detection mechanism (3) comprises: a first rotating shaft (302) and a second rotating shaft (305) are rotatably mounted on the base (11); a second motor (301) is arranged on the base (11); an output shaft of the second motor (301) is fixedly connected to the first rotating shaft (302); a third gear (303) is arranged in the middle of the first rotating shaft (302); a fourth gear (304) meshing with the third gear (303) is arranged in the middle of the second rotating shaft (305); fifth gears (306) are arranged at both ends of the second rotating shaft (305); connecting rods (315) are arranged on both sides of the base (11) and are located below the second rotating shaft (305); each connecting rod (315) is provided with a sixth gear (307) meshing with the fifth gear (306); a swing plate (318) is arranged between the two connecting rods (315); pressure sensors (320) are arranged on both sides of the bottom of the swing plate (318); and a groove (319) is processed on the swing plate (318); The base (11) is processed with two sliding holes (309) respectively connected to the slide plate (308) in a horizontal sliding direction. The base (11) is provided with a first electric cylinder (310). The output end of the first electric cylinder (310) is fixedly connected to an ejector rod (311). The ejector rod (311) is rotatably connected to one end of two connecting plates (312). The other end of each connecting plate (312) is rotatably connected to the slide plate (308). Each slide plate (308) is provided with a first clamping rod (317). The first clamping rods (317) are respectively clamped with the limit clamping holes (30) of the top handle (9) of the automobile, and each first clamping rod (317) is rotatably connected to the pressure rod (316). One end of each pressure rod (316) is respectively in contact with the pressure sensor (320), and each pressure rod (316) swings in the groove (319). The other end of each pressure rod (316) is respectively provided with a loading rod (321) for performing strength detection on the spring clamping groove (29) of the top handle (9) of the automobile.

8. The detection device for automobile parts according to claim 7, characterized in that: The base (11) is provided with a first bracket (313) located below the spring clamping groove (29) on the top handle (9) of the vehicle, and each first bracket (313) is provided with a first camera (314) for taking a picture of the spring clamping groove (29) on the top handle (9) of the vehicle.

9. A detection method for an automobile parts detection device, characterized in that: The detection device for automobile parts according to claim 5 comprises the following steps: S1, positioning the top handle (9) of the automobile: placing the top handle (9) of the automobile on a first bracket (10) and two second brackets (16), the vertical reciprocating motion mechanism (1) drives the positioning plate (8) to slide downward in a vertical direction on the plurality of support rods (2), the two third positioning cylinders (31) at the bottom of the positioning plate (8) respectively move to be sleeved with the second clamping rod (28), the positioning plate (8) drives the two second brackets (16) to move downward, the two second brackets (16) move to be separated from the bottom of the top handle (9) of the automobile, the second guide rod (13) at the bottom of each second bracket (16) respectively slides downward in a vertical direction on the base (11), the second guide rod (13) drives the sliding plate (12) to slide downward in a vertical direction on the fixing rod (14), the sliding plate (12) drives the third guide rod (20) to slide downward in a vertical direction on the base (11), Sliding, the third guide rod (20) drives the first bracket (10) to move downward in the vertical direction, the first bracket (10) moves to be separated from the bottom of the car top handle (9), the third positioning columns (27) on both sides of the bottom of the positioning plate (8) move to be clamped with the first bolt hole (17) of the car top handle (9), each third positioning column (27) is respectively sleeved with the first positioning cylinder (21), the second positioning columns (26) on both sides of the bottom of the positioning plate (8) move to be clamped with the positioning hole (18) of the car top handle (9), the first positioning columns (25) on both sides of the bottom of the positioning plate (8) move to be clamped with the second bolt hole (19) of the car top handle (9), each first positioning column (25) is respectively sleeved with the second positioning cylinder (24), and the two first positioning cylinders (21), the two second positioning cylinders (24) and the positioning plate (8) position the car top handle (9); S2, detecting the strength of the main handle of the top handle (9) of the automobile: the output end of the second electric cylinder (4) drives the loading arm (7) to move in the vertical direction, the loading arm (7) moves until it contacts the main handle of the top handle (9) of the automobile, and the strength of the main handle of the top handle (9) of the automobile is detected. The second camera (23) takes a picture of the main handle of the top handle (9) of the automobile to check whether it is deformed, and detects the bearing capacity of the main handle of the top handle (9) of the automobile; S3, the detection mechanism (3) detects the strength of the spring clamping grooves (29) on the two side plates of the automobile top handle (9), and detects the bearing capacity of the spring clamping grooves (29) on the side plates of the automobile top handle (9).

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