Defect detection device and system for automobile metal fittings

Abstract

The invention discloses an automobile metal accessory flaw detection device and system, and relates to the technical field of flaw detection.The automobile metal accessory flaw detection device comprises a base, a detection mechanism, a rotating mechanism and an air blowing mechanism, the detection mechanism comprises a detection camera, the detection camera is arranged above the base, and a first sliding groove is formed in the top end of the base; the inner wall of the first sliding groove is slidably connected with a sliding seat, first vertical plates are symmetrically arranged at the top end of the sliding seat, one side of each first vertical plate is rotatably connected with a first rotating shaft, and one end of each first rotating shaft is fixedly connected with a clamping plate. An automobile metal fitting is placed between the two clamping plates to be clamped, then the sliding seat moves in the first sliding groove to drive the clamped metal fitting to move, and meanwhile, under the cooperation of the rotating mechanism, the metal fitting spirally advances; therefore, the detection camera can carry out shooting flaw detection on all positions of the outer wall of the metal accessory along with spiral advancing of the metal accessory, and the flaw detection accuracy of the automobile metal accessory is improved.

Description

Technical Field

[0001] The present invention relates to the technical field of defect detection, and in particular to a device and system for detecting defects in automobile metal parts. Background Art

[0002] Automotive metal parts are an important part of a car. A car is assembled from metal parts, other accessories, car bodies and various equipment.

[0003] Automotive metal accessories need to be inspected after processing before they can be assembled and used. For example, hollow shaft tubes are common metal accessories, and their outer walls need to be inspected for defects during the inspection process. The common inspection method is to use a detection camera to take a picture of the outer wall of the metal accessory, and then determine the defects through comparison and analysis.

[0004] However, during the inspection process of the hollow shaft tube in the metal accessories, the inspection camera is unable to fully capture all images of the outer wall. At the same time, the defects of the outer wall of the metal accessories are easily blocked by foreign objects, resulting in the defects being missed in the camera, thereby reducing the accuracy of metal accessories defect detection. Summary of the invention

[0005] The object of the present invention is to provide a device and system for detecting defects in automobile metal parts to solve the problems raised in the above-mentioned background technology.

[0006] To achieve the above object, the present invention provides the following technical solution: a defect detection device for automobile metal parts, comprising: Base; The detection mechanism comprises a detection camera, which is arranged above the base, a first slide groove is provided at the top of the base, a sliding seat is slidably connected to the inner wall of the first slide groove, a first vertical plate is symmetrically arranged at the top of the sliding seat, a first rotating shaft is rotatably connected to one side of the first vertical plate, and a clamping plate is fixedly connected to one end of the first rotating shaft; A rotating mechanism, wherein the rotating mechanism is arranged inside one of the first vertical plates; The blowing mechanism is arranged above the base.

[0007] Preferably, the inner wall of the first slide groove is rotatably connected with a first screw rod, a first threaded hole is opened on the front side of the sliding seat, the outer wall of the first screw rod is threadedly connected to the inner wall of the first threaded hole, a first servo motor is installed inside the base, the output end of the first servo motor is transmission connected to one end of the first screw rod, first limit blocks are fixedly connected on both sides of the sliding seat, the inner wall of the first slide groove is symmetrically opened with first limit grooves, the outer wall of the first limit block is slidably connected to the inner wall of the first limit groove, and a sliding mechanism is provided at the top of the sliding seat.

[0008] Preferably, the sliding mechanism includes a second slide groove opened at the top of the sliding seat, the inner wall of the second slide groove is slidably connected to a sliding block, the top of the sliding block is fixedly connected to the bottom end of another of the first vertical plates, the inner wall of the second slide groove is rotatably connected to a second screw rod, a second threaded hole is opened on the front side of the sliding block, the outer wall of the second screw rod is threadedly connected to the inner wall of the second threaded hole, a second servo motor is installed inside the sliding seat, the output end of the second servo motor is transmission connected to one end of the second screw rod, second limit blocks are fixedly connected to both sides of the sliding block, the inner wall of the second slide groove is symmetrically opened with second limit grooves, and the outer wall of the second limit block is slidably connected to the inner wall of the second limit groove.

[0009] Preferably, the rotating mechanism includes a bottom groove opened at the bottom end of the sliding seat, the inner wall of the bottom groove is rotatably connected to the third rotating shaft, one of the first vertical plates is opened inside a first movable cavity, the interior of the first movable cavity is communicated with the interior of the bottom groove, the outer walls of the third rotating shaft and the first rotating shaft are fixedly sleeved with a first threaded hole, a chain is arranged for transmission between the two sprockets, the outer wall of the third rotating shaft is fixedly sleeved with a second bevel gear, the inner wall of the bottom groove is rotatably connected to the second rotating shaft, the outer wall of the second rotating shaft is fixedly sleeved with the first bevel gear, the outer wall of the second bevel gear is meshed with the outer wall of the first bevel gear, the outer wall of the second rotating shaft is fixedly sleeved with the first gear, the bottom end of the inner wall of the first slide groove is fixedly connected to the first rack plate, and the outer wall of the first gear is meshed with the top of the first rack plate.

[0010] Preferably, the blowing mechanism includes a second vertical plate, the bottom end of the second vertical plate is fixedly connected to the top end of the base, the detection camera is installed on one side of the second vertical plate, an air flow passage is opened inside the second vertical plate, a connecting pipe is fixedly inserted and connected to the top end of the second vertical plate, an annular tube is arranged on one side of the detection camera, one end of the connecting pipe is fixedly connected to the outer wall of the annular tube, an air groove is opened inside the annular tube, the interior of the air groove is connected with the interior of the connecting tube, and a plurality of air outlets are opened on one side of the annular tube.

[0011] Preferably, a first movable groove is provided inside the base, a first air inlet hole is provided on the inner wall of the first movable groove, a first air outlet hole is provided on the inner wall of the first movable groove, a second movable groove is provided inside the base, a second air inlet hole is provided on the inner wall of the second movable groove, a second air outlet hole is provided on the inner wall of the second movable groove, the interior of the second air outlet hole is connected with the interior of the first air outlet hole, the inner walls of the first movable groove and the second movable groove are both movably connected with a first piston plate, the inner walls of the first air inlet hole, the first air outlet hole, the second air inlet hole and the second air outlet hole are symmetrically fixedly connected with fixing rings, a sealing block is provided between the two fixing rings, a first spring is provided between the sealing block and one of the fixing rings, and an extrusion mechanism is provided inside the base.

[0012] Preferably, the extrusion mechanism includes a connecting groove provided inside the base, the interior of the connecting groove is respectively connected to the interiors of the first movable groove and the second movable groove, the inner wall of the connecting groove is rotatably connected to a fourth rotating shaft, the bottom end of the fourth rotating shaft is fixedly connected to a turntable, the fourth rotating shaft and the turntable are eccentrically arranged, annular grooves are provided at the top and bottom ends of the turntable, a U-shaped frame is symmetrically arranged inside the connecting groove, the top and bottom ends of the inner wall of the U-shaped frame are rotatably connected to a clamping shaft, the clamping shaft is inserted inside the annular groove, a first connecting plate is fixedly connected between the U-shaped frame and the first piston plate, and a sealing mechanism is arranged inside the first connecting plate.

[0013] Preferably, the sealing mechanism includes a third movable groove opened between the U-shaped frame and the first connecting plate, the outer wall of the first connecting plate is fixedly sleeved with a piston sleeve, a rubber sleeve is arranged between the piston sleeve and the first piston plate, the inner wall of the third movable groove is opened with a plurality of connecting holes, the connecting holes correspond to the positions of the rubber sleeves, the inner wall of the third movable groove is movably connected with the second connecting plate, one side of the second connecting plate is fixedly connected with the second piston plate, the other side of the second connecting plate is opened with a rotating groove, the inner wall of the rotating groove is fixedly connected with a fixed shaft, the outer wall of the fixed shaft is rotatably sleeved with a rotating ring, the outer wall of the rotating disk is fixedly sleeved with an extrusion protrusion, and the outer wall of the rotating ring is fitted with the outer wall of the extrusion protrusion.

[0014] Preferably, a fourth movable groove is provided at the bottom end of the sliding seat, a second gear is provided inside the fourth movable groove, the top end of the fourth rotating shaft passes through the inner wall of the connecting groove and is fixedly connected to the bottom end of the second gear, a second rack plate is provided inside the fourth movable groove, the outer wall of the second rack plate is meshed and connected with the outer wall of the second gear, a movable hole is provided on the inner wall of the fourth movable groove, a movable rod is movably inserted and connected to the inner wall of the movable hole, one end of the movable rod is fixedly connected to the outer wall of the second rack plate, a fifth movable groove is provided on the inner wall of the movable hole, and the inner wall of the fifth movable groove An extrusion block is slidably connected, one side of the extrusion block is provided with an inclined surface, the other end of the movable rod is provided with a hemispherical surface, the top of the extrusion block is provided with a third threaded hole, the inner wall of the third threaded hole is threadedly connected with a bolt, the top of the inner wall of the fifth movable groove is provided with a rotating hole, the outer wall of the bolt is rotatably connected to the inner wall of the rotating hole, the inner wall of the movable hole is provided with a limiting cavity, the inner wall of the limiting cavity is slidably connected with a limiting ring, the limiting ring is fixedly sleeved on the outer wall of the movable rod, a second spring is arranged between the limiting ring and the inner wall of the limiting cavity, and the second spring is sleeved on the outer wall of the movable rod.

[0015] The present invention also provides an automobile metal accessories defect detection system, comprising an analysis module, an input module, a control module and an output module, wherein the analysis module is connected to the detection camera according to claim 1, the analysis module is connected to the input module, the analysis module is connected to the control module, and the control module is connected to the output module.

[0016] Technical effects and advantages of the present invention: The present invention clamps the automobile metal parts between two clamping plates, and then the sliding seat moves in the first sliding groove to drive the clamped metal parts to move. At the same time, with the cooperation of the rotating mechanism, the metal parts are spirally advanced, so that the detection camera can take pictures of all positions of the outer wall of the metal parts as the metal parts spirally advance to detect defects, thereby improving the accuracy of defect detection of automobile metal parts; The present invention uses air to enter the connecting pipe through the air flow channel, then enter the air groove through the connecting pipe, and finally be discharged through multiple air outlets. The air flow blown out from the air outlet will be directed to the shooting position of the detection camera clamping the metal accessories, so that dust or debris at the position where the metal accessories are shot and detected is blown down, so that the metal accessories will not be blocked by foreign objects during the detection process, and the accuracy of metal accessories defect detection is further improved; The present invention drives the turntable to rotate by rotating the fourth rotating shaft, and the two U-shaped frames can continuously move back and forth under the cooperation of the annular groove and the clamping shaft, thereby driving the first piston plate to move back and forth, so that the external air continuously enters the first air outlet and the second air outlet through the first air inlet and the second air inlet in a staggered manner, and then enters the blowing mechanism to work. Since the two U-shaped frames are symmetrically arranged on both sides of the turntable, when one group of the first piston plates is exhausting air, the other group of the first piston plates is blowing air, so that the blowing mechanism can always maintain a blowing state, thereby improving the working stability of the blowing mechanism. BRIEF DESCRIPTION OF THE DRAWINGS

[0017] Figure 1 It is a schematic diagram of the three-dimensional structure of the present invention.

[0018] Figure 2 It is a schematic diagram of the side sectional structure of the present invention.

[0019] Figure 3 It is a front cross-sectional structural schematic diagram of the present invention.

[0020] Figure 4 It is a schematic diagram of the side sectional structure of the third rotating shaft of the present invention.

[0021] Figure 5 It is a schematic diagram of the front cross-sectional structure of the third rotating shaft of the present invention.

[0022] Figure 6 It is a schematic diagram of the three-dimensional structure of the turntable of the present invention.

[0023] Figure 7 It is a schematic diagram of the side sectional structure of the U-shaped frame of the present invention.

[0024] Figure 8 It is a schematic diagram of the front cross-sectional structure of the connecting pipe of the present invention.

[0025] Fig. 9 For the present invention Figure 3 Schematic diagram of the local enlarged structure at point A.

[0026] Fig.10 It is a schematic diagram of the side sectional structure of the extrusion block of the present invention.

[0027] Fig.11 It is a schematic diagram of the system structure of the present invention.

[0028] In the figure: 101, base; 102, sliding seat; 103, first vertical plate; 104, first rotating shaft; 105, clamping plate; 106, first slide groove; 107, detection camera; 108, first screw rod; 109, first threaded hole; 110, first servo motor; 111, first limiting groove; 112, first limiting block; 113, second slide groove; 114, slider; 115, second screw rod; 116, second threaded hole; 117, second servo motor; 118, second limiting groove ; 201, bottom groove; 202, second rotating shaft; 203, first gear; 204, first rack plate; 205, third rotating shaft; 206, first bevel gear; 207, second bevel gear; 208, first movable cavity; 209, sprocket; 210, chain; 301, second vertical plate; 302, air flow channel; 303, connecting pipe; 304, annular pipe; 305, air groove; 306, air outlet; 501, first movable groove; 502, second movable groove; 503, first piston plate ; 504, first air inlet; 505, first air outlet; 506, second air inlet; 507, second air outlet; 508, fixing ring; 509, blocking block; 510, first spring; 601, connecting groove; 602, fourth rotating shaft; 603, rotating disk; 604, annular groove; 605, U-shaped frame; 606, clamping shaft; 607, first connecting plate; 701, piston sleeve; 702, rubber sleeve; 703, third movable groove; 704, connecting hole; 705, second piston plate; 706, second connecting plate; 707, rotating groove; 708, fixed shaft; 709, rotating ring; 710, extrusion protrusion; 801, fourth movable groove; 802, second rack plate; 803, second gear; 804, movable hole; 805, movable rod; 806, fifth movable groove; 807, extrusion block; 808, inclined surface; 809, hemispherical surface; 810, third threaded hole; 811, bolt; 812, rotating hole; 813, limiting cavity; 814, limiting ring; 815, second spring. DETAILED DESCRIPTION

[0029] The following will be combined with the drawings in the embodiments of the present invention to clearly and completely describe the technical solutions in the embodiments of the present invention. Obviously, the described embodiments are only part of the embodiments of the present invention, not all of the embodiments. Based on the embodiments of the present invention, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the present invention.

[0030] The present invention provides Figure 1-11The defect detection device for automobile metal parts shown in the figure includes a base 101, a detection mechanism, a rotating mechanism and a blowing mechanism. The detection mechanism includes a detection camera 107, which is arranged above the base 101. A first slide groove 106 is provided at the top of the base 101. A sliding seat 102 is slidably connected to the inner wall of the first slide groove 106. A first vertical plate 103 is symmetrically arranged at the top of the sliding seat 102. A first rotating shaft 104 is rotatably connected to one side of the first vertical plate 103. A clamping plate 105 is fixedly connected to one end of the first rotating shaft 104. The rotating mechanism is arranged inside one of the first vertical plates 103, and the blowing mechanism is arranged above the base 101. The automobile metal accessories are placed between the two clamping plates 105 for clamping, and then the sliding seat 102 moves in the first sliding groove 106 to drive the clamped metal accessories to move. At the same time, with the cooperation of the rotating mechanism, the metal accessories are spirally advanced, so that the detection camera 107 can take pictures of all positions of the outer wall of the metal accessories as they spirally advance to detect defects, thereby improving the accuracy of defect detection of automobile metal accessories.

[0031] The inner wall of the first slide groove 106 is rotatably connected with a first screw rod 108, a first threaded hole 109 is provided on the front of the sliding seat 102, the outer wall of the first screw rod 108 is threadedly connected with the inner wall of the first threaded hole 109, a first servo motor 110 is installed inside the base 101, the output end of the first servo motor 110 is transmission-connected with one end of the first screw rod 108, both sides of the sliding seat 102 are fixedly connected with first limit blocks 112, the inner wall of the first slide groove 106 is symmetrically provided with first limit grooves 111, and the first limit blocks 112 The outer wall is slidably connected with the inner wall of the first limiting groove 111, and a sliding mechanism is arranged on the top of the sliding seat 102. The first servo motor 110 drives the first screw rod 108 to rotate, and the outer wall of the first screw rod 108 is engaged with the inner wall of the first threaded hole 109, so that the sliding seat 102 can move on the inner wall of the first sliding groove 106. At the same time, the first limiting groove 111 limits the first limiting block 112, so that the sliding seat 102 can stably move in the first sliding groove 106, and can drive the clamped metal accessories to move.

[0032] Among them, the sliding mechanism includes a second slide groove 113 opened at the top of the sliding seat 102, the inner wall of the second slide groove 113 is slidably connected with a slider 114, the top of the slider 114 is fixedly connected to the bottom end of another first vertical plate 103, the first vertical plate 103 not fixed to the slider 114 is directly fixed to the top of the sliding seat 102, the inner wall of the second slide groove 113 is rotatably connected with a second screw rod 115, the front of the slider 114 is provided with a second threaded hole 116, the outer wall of the second screw rod 115 is threadedly connected to the inner wall of the second threaded hole 116, a second servo motor 117 is installed inside the sliding seat 102, the output end of the second servo motor 117 is transmission-connected to one end of the second screw rod 115, both sides of the slider 114 are fixedly connected with second limit blocks, and the inner wall of the second slide groove 113 is symmetrically provided with second limit The outer wall of the second limit block is slidably connected to the inner wall of the second limit slot 118, and the second servo motor 117 drives the second screw rod 115 to rotate. The second screw rod 115 is engaged with the inner wall of the second threaded hole 116, and the second limit block is limited by the second limit slot 118, so that the slider 114 can stably move in the second slide groove 113, so that the corresponding clamping plate 105 can move, so that the automobile metal accessories can be stably clamped between the two clamping plates 105, and the first servo motor 110 and the second servo motor 117 are electrically connected to the external power supply through an external switch, respectively, so that the operator can control the first servo motor 110 and the second servo motor 117, thereby improving the convenience and safety of the operation of the first servo motor 110 and the second servo motor 117.

[0033] The rotating mechanism includes a bottom groove 201 opened at the bottom end of the sliding seat 102, the inner wall of the bottom groove 201 is rotatably connected with a third rotating shaft 205, a first movable cavity 208 is opened inside one of the first vertical plates 103, the interior of the first movable cavity 208 is connected with the interior of the bottom groove 201, the outer walls of the third rotating shaft 205 and the first rotating shaft 104 are fixedly sleeved with a first threaded hole 109, a chain 210 is arranged for transmission between the two sprocket wheels 209, the outer wall of the third rotating shaft 205 is fixedly sleeved with a second bevel gear 207, the inner wall of the bottom groove 201 is rotatably connected with the second rotating shaft 202, the outer wall of the second rotating shaft 202 is fixedly sleeved with a first bevel gear 206, the outer wall of the second bevel gear 207 is meshed with the outer wall of the first bevel gear 206, the outer wall of the second rotating shaft 202 is fixedly sleeved with the first gear 203, the inner wall of the first slide groove 106 The bottom end of the wall is fixedly connected with a first rack plate 204, and the outer wall of the first gear 203 is meshed with the top end of the first rack plate 204. When the sliding seat 102 moves in the first slide groove 106, the first gear 203 meshed with the first rack plate 204 can rotate, and the rotation of the first gear 203 drives the second rotating shaft 202 to rotate, and the rotation of the second rotating shaft 202 drives the first bevel gear 206 to rotate, and the rotation of the first bevel gear 206 drives the second bevel gear 207 to rotate, and the rotation of the second bevel gear 207 can drive the corresponding third rotating shaft 205 to rotate, so that under the connection between the chain 210 and the two sprockets 209, the corresponding first rotating shaft 104 is rotated, so that the clamping plate 105 is rotated, and the clamped metal accessories can be rotated along with the movement of the sliding seat 102, so that the metal accessories can spirally move forward.

[0034] The air blowing mechanism includes a second vertical plate 301, the bottom end of the second vertical plate 301 is fixedly connected to the top end of the base 101, the detection camera 107 is installed on one side of the second vertical plate 301, an air flow channel 302 is opened inside the second vertical plate 301, a connecting pipe 303 is fixedly inserted and connected to the top end of the second vertical plate 301, an annular tube 304 is arranged on one side of the detection camera 107, one end of the connecting tube 303 is fixedly connected to the outer wall of the annular tube 304, an air passing groove 305 is opened inside the annular tube 304, and the inside of the air passing groove 305 is connected to the connecting tube 303. The interior of the annular tube 304 is interconnected, and a plurality of air outlets 306 are provided on one side of the annular tube. The air enters the connecting tube 303 through the air flow channel 302, then enters the air groove 305 through the connecting tube 303, and is finally discharged through the plurality of air outlets 306. The air flow blown out from the air outlets 306 will be directed toward the shooting position of the detection camera 107 that clamps the metal accessories, thereby blowing away dust or debris at the position where the metal accessories are shot and inspected, so that the metal accessories will not be blocked by foreign objects during the detection process, thereby further improving the accuracy of metal accessory defect detection.

[0035] The base 101 has a first movable groove 501 formed inside, a first air inlet 504 formed on the inner wall of the first movable groove 501, a first air outlet 505 formed on the inner wall of the first movable groove 501, a second movable groove 502 formed inside the base 101, a second air inlet 506 formed on the inner wall of the second movable groove 502, a second air outlet 507 formed on the inner wall of the second movable groove 502, the interior of the second air outlet 507 being connected to the interior of the first air outlet 505, the first movable groove 501 and the inner wall of the second movable groove 502 are both movably interlaced with a first piston plate 503, the first air inlet The inner walls of the first air outlet 504, the second air inlet 506 and the second air outlet 507 are symmetrically fixedly connected with a fixing ring 508, a blocking block 509 is arranged between the two fixing rings 508, and a first spring 510 is arranged between the blocking block 509 and one of the fixing rings 508. The base 101 is provided with an extrusion mechanism inside, and the extrusion mechanism includes a connecting groove 601 opened inside the base 101, and the interior of the connecting groove 601 is respectively connected with the interiors of the first movable groove 501 and the second movable groove 502, and the inner wall of the connecting groove 601 is rotatably connected with a fourth rotating shaft 602, and the fourth rotating shaft 602 is The bottom end is fixedly connected with a rotating disk 603, the fourth rotating shaft 602 and the rotating disk 603 are eccentrically arranged, the top and bottom ends of the rotating disk 603 are both provided with annular grooves 604, the inside of the connecting groove 601 is symmetrically provided with a U-shaped frame 605, the top and bottom ends of the inner wall of the U-shaped frame 605 are rotatably connected with a clamping shaft 606, the clamping shaft 606 is inserted and arranged inside the annular groove 604, the U-shaped frame 605 is fixedly connected with the first connecting plate 607 and the first piston plate 503, the inside of the first connecting plate 607 is provided with a sealing mechanism, the rotating disk 603 is driven to rotate by the fourth rotating shaft 602, and the annular groove 604 and the clamping shaft can be connected. With the cooperation of 606, the two U-shaped frames 605 continuously move back and forth, thereby driving the first piston plate 503 to move back and forth, so that the external air continuously enters the first air outlet 505 and the second air outlet 507 through the first air inlet hole 504 and the second air inlet hole 506 in an alternating manner, and then enters the blowing mechanism to work. Since the two U-shaped frames 605 are symmetrically arranged on both sides of the turntable 603, when one group of the first piston plates 503 is exhausting air, the other group of the first piston plates 503 is blowing air, so that the blowing mechanism can always maintain a blowing state, thereby improving the stability of the blowing mechanism.

[0036] The sealing mechanism comprises a third movable groove 703 provided between the U-shaped frame 605 and the first connecting plate 607, a piston sleeve 701 is fixedly sleeved on the outer wall of the first connecting plate 607, a rubber sleeve 702 is arranged between the piston sleeve 701 and the first piston plate 503, a plurality of connecting holes 704 are provided on the inner wall of the third movable groove 703, and the connecting holes 704 correspond to the positions of the rubber sleeve 702, a second connecting plate 706 is movably inserted and connected to the inner wall of the third movable groove 703, a second piston plate 705 is fixedly connected to one side of the second connecting plate 706, a rotating groove 707 is provided on the other side of the second connecting plate 706, a fixed shaft 708 is fixedly connected to the inner wall of the rotating groove 707, a rotating ring 709 is rotatably sleeved on the outer wall of the fixed shaft 708, an extrusion protrusion 710 is fixedly sleeved on the outer wall of the rotating disk 603, and the outer wall of the rotating ring 709 is fitted with the outer wall of the extrusion protrusion 710. The distance between the inner wall of the U-shaped frame 605 and the rotating disk 603 is constant, that is, as the rotation of the connecting groove 601 drives the squeezing protrusion 710 to rotate, the outer wall of the squeezing protrusion 710 will squeeze the rotating ring 709, so that the second connecting plate 706 drives the second piston plate 705 to move into the third movable groove 703, so that the interior of the third movable groove 703 is always in a positive pressure state, and then through the connection of the connecting hole 704, the outer wall of the rubber sleeve 702 will always squeeze the inner walls of the first movable groove 501 and the second movable groove 502, ensuring the stable blowing, wherein the squeezing protrusion 710 is also eccentrically arranged with the rotating disk 603, when the squeezing degree of the squeezing protrusion 710 on the rotating ring 709 is the smallest, the interior of the third movable groove 703 is in a standard atmospheric pressure state, that is, as the squeezing protrusion 710 rotates, the interior of the third movable groove 703 is in a positive pressure state.

[0037] The bottom end of the sliding seat 102 is provided with a fourth movable groove 801, a second gear 803 is arranged inside the fourth movable groove 801, the top end of the fourth rotating shaft 602 passes through the inner wall of the connecting groove 601 and is fixedly connected to the bottom end of the second gear 803, a second rack plate 802 is arranged inside the fourth movable groove 801, the outer wall of the second rack plate 802 is meshed with the outer wall of the second gear 803, a movable hole 804 is provided on the inner wall of the fourth movable groove 801, a movable rod 805 is movably inserted and connected to the inner wall of the movable hole 804, one end of the movable rod 805 is connected to the second The outer wall of the rack plate 802 is fixedly connected, the inner wall of the movable hole 804 is provided with a fifth movable groove 806, the inner wall of the fifth movable groove 806 is slidably connected with an extrusion block 807, one side of the extrusion block 807 is provided with an inclined surface 808, the other end of the movable rod 805 is provided with a hemispherical surface 809, the top of the extrusion block 807 is provided with a third threaded hole 810, the inner wall of the third threaded hole 810 is threadedly connected with a bolt 811, the top of the inner wall of the fifth movable groove 806 is provided with a rotating hole 812, the outer wall of the bolt 811 is rotatably connected to the inner wall of the rotating hole 812, and the movable hole 804 is provided with a third threaded hole 810. The inner wall is provided with a limit cavity 813, the inner wall of the limit cavity 813 is slidably connected to a limit ring 814, the limit ring 814 is fixedly sleeved on the outer wall of the movable rod 805, a second spring 815 is arranged between the limit ring 814 and the inner wall of the limit cavity 813, the second spring 815 is sleeved on the outer wall of the movable rod 805, and the second rack plate 802 is moved to make the second rack plate 802 mesh with the second gear 803, so that during the movement of the sliding seat 102, the second rack plate 802 is moved, which can drive the meshed second gear 803 to rotate, so that the fourth rotating shaft The connection of 602 drives the turntable 603 to rotate stably. When the blowing mechanism is not needed, it is only necessary to tighten the bolt 811 to drive the squeezing block 807 to move upward, and under the elastic action of the second spring 815, the movable rod 805 can be moved to move the second rack plate 802, so that the second rack plate 802 is engaged with the second gear 803. When the blowing mechanism needs to be used, it is only necessary to tighten the bolt 811 in the opposite direction to move the squeezing block 807 downward, so that the movable rod 805 moves and drives the second rack plate 802 to move and engage with the second gear 803.

[0038] The present invention also provides an automobile metal accessory defect detection system, comprising an analysis module, an input module, a control module and an output module, wherein the analysis module is connected to the detection camera 107 of claim 1, the analysis module is connected to the input module, the analysis module is connected to the control module, and the control module is connected to the output module, the input mechanism is used to input a flawless image of the metal accessory, and then the image of the metal accessory to be detected taken by the detection camera 107 is compared and analyzed with the flawless image in the analysis module, and the analysis result is output through the output module.

[0039] Finally, it should be noted that the above is only a preferred embodiment of the present invention and is not intended to limit the present invention. Although the present invention has been described in detail with reference to the aforementioned embodiments, it is still possible for those skilled in the art to modify the technical solutions described in the aforementioned embodiments or to make equivalent substitutions for some of the technical features therein. Any modifications, equivalent substitutions, improvements, etc. made within the spirit and principles of the present invention should be included in the protection scope of the present invention.

Claims

1. A defect detection device for automobile metal parts, characterized in that: include: Base(101); A detection mechanism, the detection mechanism comprising a detection camera (107), the detection camera (107) being arranged above a base (101), a first slide groove (106) being provided at the top of the base (101), a sliding seat (102) being slidably connected to the inner wall of the first slide groove (106), a first vertical plate (103) being symmetrically arranged at the top of the sliding seat (102), a first rotating shaft (104) being rotatably connected to one side of the first vertical plate (103), and a clamping plate (105) being fixedly connected to one end of the first rotating shaft (104); A rotating mechanism, the rotating mechanism being arranged inside one of the first vertical plates (103); An air blowing mechanism is arranged above the base (101).

2. The automotive metal parts defect detection device according to claim 1, characterized in that: The inner wall of the first slide groove (106) is rotatably connected with a first screw rod (108); a first threaded hole (109) is provided on the front of the sliding seat (102); the outer wall of the first screw rod (108) is threadedly connected to the inner wall of the first threaded hole (109); a first servo motor (110) is installed inside the base (101); the output end of the first servo motor (110) is transmission-connected to one end of the first screw rod (108); first limit blocks (112) are fixedly connected to both sides of the sliding seat (102); first limit grooves (111) are symmetrically provided on the inner wall of the first slide groove (106); the outer wall of the first limit block (112) is slidably connected to the inner wall of the first limit groove (111); and a sliding mechanism is provided at the top of the sliding seat (102).

3. The automotive metal parts defect detection device according to claim 2, characterized in that: The sliding mechanism comprises a second sliding groove (113) opened at the top of the sliding seat (102); a slider (114) is slidably connected to the inner wall of the second sliding groove (113); the top of the slider (114) is fixedly connected to the bottom end of another of the first vertical plates (103); a second screw rod (115) is rotatably connected to the inner wall of the second sliding groove (113); a second threaded hole (116) is opened on the front of the slider (114); the outer wall of the second screw rod (115) is threadedly connected to the inner wall of the second threaded hole (116); a second servo motor (117) is installed inside the sliding seat (102); the output end of the second servo motor (117) is transmission-connected to one end of the second screw rod (115); second limit blocks are fixedly connected to both sides of the slider (114); second limit grooves (118) are symmetrically opened on the inner wall of the second sliding groove (113); the outer wall of the second limit block is slidably connected to the inner wall of the second limit groove (118).

4. The automotive metal parts defect detection device according to claim 1, characterized in that: The rotating mechanism comprises a bottom groove (201) opened at the bottom end of the sliding seat (102); the inner wall of the bottom groove (201) is rotatably connected to a third rotating shaft (205); a first movable cavity (208) is opened inside one of the first vertical plates (103); the interior of the first movable cavity (208) is connected to the interior of the bottom groove (201); the outer walls of the third rotating shaft (205) and the first rotating shaft (104) are both fixedly sleeved with a first threaded hole (109); a chain (210) is provided between the two sprocket wheels (209); the outer wall of the third rotating shaft (205) A second bevel gear (207) is fixedly sleeved, the inner wall of the bottom groove (201) is rotatably connected to a second rotating shaft (202), the outer wall of the second rotating shaft (202) is fixedly sleeved with a first bevel gear (206), the outer wall of the second bevel gear (207) is meshingly connected with the outer wall of the first bevel gear (206), the outer wall of the second rotating shaft (202) is fixedly sleeved with a first gear (203), the bottom end of the inner wall of the first sliding groove (106) is fixedly connected to a first rack plate (204), and the outer wall of the first gear (203) is meshingly connected with the top end of the first rack plate (204).

5. The automotive metal parts defect detection device according to claim 1, characterized in that: The air blowing mechanism comprises a second vertical plate (301), the bottom end of the second vertical plate (301) is fixedly connected to the top end of the base (101), the detection camera (107) is installed on one side of the second vertical plate (301), an air flow passage (302) is provided inside the second vertical plate (301), a connecting pipe (303) is fixedly inserted and connected to the top end of the second vertical plate (301), an annular tube (304) is provided on one side of the detection camera (107), one end of the connecting pipe (303) is fixedly connected to the outer wall of the annular tube (304), an air passing groove (305) is provided inside the annular tube (304), the interior of the air passing groove (305) is connected to the interior of the connecting tube (303), and a plurality of air outlets (306) are provided on one side of the annular tube (304).

6. The automotive metal parts defect detection device according to claim 5, characterized in that: A first movable groove (501) is provided inside the base (101), a first air inlet hole (504) is provided on the inner wall of the first movable groove (501), a first air outlet hole (505) is provided on the inner wall of the first movable groove (501), a second movable groove (502) is provided inside the base (101), a second air inlet hole (506) is provided on the inner wall of the second movable groove (502), a second air outlet hole (507) is provided on the inner wall of the second movable groove (502), and the interior of the second air outlet hole (507) is aligned with the interior of the first air outlet hole (505). The first movable groove (501) and the second movable groove (502) are connected to each other, and the inner walls of the first movable groove (501) and the second movable groove (502) are movably connected with a first piston plate (503); the inner walls of the first air inlet hole (504), the first air outlet hole (505), the second air inlet hole (506) and the second air outlet hole (507) are symmetrically fixedly connected with a fixing ring (508); a blocking block (509) is arranged between the two fixing rings (508); a first spring (510) is arranged between the blocking block (509) and one of the fixing rings (508); and a squeezing mechanism is arranged inside the base (101).

7. The automotive metal parts defect detection device according to claim 6, characterized in that: The extrusion mechanism comprises a connecting groove (601) provided inside the base (101), the interior of the connecting groove (601) being respectively connected to the interiors of the first movable groove (501) and the second movable groove (502), the inner wall of the connecting groove (601) being rotatably connected to a fourth rotating shaft (602), the bottom end of the fourth rotating shaft (602) being fixedly connected to a rotating disk (603), the fourth rotating shaft (602) and the rotating disk (603) being eccentrically arranged, and the rotating disk (603) being An annular groove (604) is provided at both the top and the bottom, a U-shaped frame (605) is symmetrically arranged inside the connecting groove (601), a clamping shaft (606) is rotatably connected to the top and the bottom of the inner wall of the U-shaped frame (605), and the clamping shaft (606) is inserted into the inside of the annular groove (604), a first connecting plate (607) is fixedly connected between the U-shaped frame (605) and the first piston plate (503), and a sealing mechanism is arranged inside the first connecting plate (607).

8. The automotive metal parts defect detection device according to claim 7, characterized in that: The sealing mechanism comprises a third movable groove (703) provided between the U-shaped frame (605) and the first connecting plate (607); a piston sleeve (701) is fixedly sleeved on the outer wall of the first connecting plate (607); a rubber sleeve (702) is provided between the piston sleeve (701) and the first piston plate (503); a plurality of connecting holes (704) are provided on the inner wall of the third movable groove (703); the connecting holes (704) correspond to the positions of the rubber sleeve (702); and the inner wall of the third movable groove (703) is movably interlaced with the inner wall of the third movable groove (703). A second connecting plate (706) is connected, one side of the second connecting plate (706) is fixedly connected to a second piston plate (705), the other side of the second connecting plate (706) is provided with a rotating groove (707), the inner wall of the rotating groove (707) is fixedly connected to a fixed shaft (708), the outer wall of the fixed shaft (708) is rotatably sleeved with a rotating ring (709), the outer wall of the rotating disk (603) is fixedly sleeved with an extrusion protrusion (710), and the outer wall of the rotating ring (709) is arranged to fit the outer wall of the extrusion protrusion (710).

9. The automotive metal parts defect detection device according to claim 7, characterized in that: A fourth movable groove (801) is provided at the bottom end of the sliding seat (102), a second gear (803) is arranged inside the fourth movable groove (801), the top end of the fourth rotating shaft (602) passes through the inner wall of the connecting groove (601) and is fixedly connected to the bottom end of the second gear (803), a second rack plate (802) is provided inside the fourth movable groove (801), the outer wall of the second rack plate (802) is meshedly connected to the outer wall of the second gear (803), a movable hole (804) is provided on the inner wall of the fourth movable groove (801), a movable rod (805) is movably inserted and connected to the inner wall of the movable hole (804), one end of the movable rod (805) is fixedly connected to the outer wall of the second rack plate (802), a fifth movable groove (806) is provided on the inner wall of the movable hole (804), and an extrusion block (807) is slidably connected to the inner wall of the fifth movable groove (806). ), a slope (808) is provided on one side of the extrusion block (807), a hemispherical surface (809) is provided on the other end of the movable rod (805), a third threaded hole (810) is provided on the top of the extrusion block (807), a bolt (811) is threadedly connected to the inner wall of the third threaded hole (810), a rotating hole (812) is provided on the top of the inner wall of the fifth movable groove (806), the outer wall of the bolt (811) is rotatably connected to the inner wall of the rotating hole (812), a limiting cavity (813) is provided on the inner wall of the movable hole (804), a limiting ring (814) is slidably connected to the inner wall of the limiting cavity (813), the limiting ring (814) is fixedly sleeved on the outer wall of the movable rod (805), a second spring (815) is provided between the limiting ring (814) and the inner wall of the limiting cavity (813), and the second spring (815) is sleeved on the outer wall of the movable rod (805).

10. The automotive metal parts defect detection system according to claim 1, characterized in that: It comprises an analysis module, an input module, a control module and an output module, wherein the analysis module is connected to the detection camera (107) according to claim 1, the analysis module is connected to the input module, the analysis module is connected to the control module, and the control module is connected to the output module.

Images