Defect detection device for automobile parts

Abstract

The utility model relates to the technical field of part defect detection, and discloses an automobile part defect detection device, which comprises a bottom plate, the top of the bottom plate is fixedly connected with a placing table and a bracket, the rear side of the placing table is provided with a base frame, the base frame is provided with a positioning mechanism, and the top of the placing table is provided with a part body. Through the design of the positioning mechanism and the arrangement of the groove in the plate, the clamping plate located below can enter the groove, the clamping action on the part body is rapidly completed after the groove enters the clamping plate, and after the clamping plate is clamped, the part body can be driven to turn over so as to be properly detected. And in order to ensure that the front and back directions cannot be controlled to turn only through the clamping plate so as to enable the part body to face the detection probe, the part body can be driven to rotate by controlling the lifting and rotation of the top plate, so that the horizontal surface change is further performed, correspondingly, the comprehensive detection coverage of the part body is realized, and the detection quality is ensured.

Description

TECHNICAL FIELD

[0001] The utility model relates to the technical field of spare part defect detection, especially to an automobile spare part defect detection device. BACKGROUND

[0002] There are many types of automobile spare parts, which can be divided into engine parts, transmission system parts, braking system parts, steering system parts, suspension system parts and electrical system parts according to functions, or can be divided into metal parts and non-metal parts according to materials. In order to ensure the quality, the automobile spare parts need to be detected for defects after being processed.

[0003] Patent publication No. CN221377741U discloses an automobile spare part defect detection device, which comprises a base, a vertical plate fixedly connected to the side of the middle part of the upper surface of the base, a top plate provided at the top end of the vertical plate, a third motor fixedly connected to the upper surface of the top plate, a visual detection assembly fixedly connected to the bottom drive shaft of the third motor, and a control computer matched with the visual detection assembly provided on one side of the upper surface of the base. The base, cylinder, extrusion assembly, first electric telescopic rod, top plate, third motor and visual detection assembly are provided, the visual detection assembly comprises a swing plate, a swing rod, an optical detection probe and a second electric telescopic rod, the optical detection probe at the bottom end of the swing rod can be inclined to different angles through the second electric telescopic rod, and the third motor drives the whole visual detection assembly to rotate, so that the upper surface and the side surface of the spare part can be simultaneously detected, thereby improving the detection efficiency.

[0004] The above device can flip the automobile spare part to ensure that the front surface and the reverse surface are detected during the visual detection of the defects of the automobile spare part. However, in actual detection work, the visual detection is mainly for detecting the surface defects of the spare part, so the detection of the side surface is also important in addition to the front and reverse surfaces. However, the side surface of the spare part cannot be flexibly detected in the above device, especially the contact surface clamped, which cannot be directly detected due to the obstruction. Therefore, the automobile spare part defect detection device is proposed to solve the above problems. UTILITY MODEL CONTENTS

[0005] In order to solve the above problems, the utility model provides an automobile spare part defect detection device.

[0006] The automobile spare part defect detection device provided by the utility model adopts the following technical scheme:

[0007] An automobile spare part defect detection device comprises a bottom plate, a placing table and a support fixedly connected to the top of the bottom plate, a base frame provided at the rear side of the placing table, a positioning mechanism provided on the base frame, a spare part body placed on the top of the placing table, and a detection probe fixedly connected to the top of the inner side of the support.

[0008] The positioning mechanism comprises a limiting plate fixedly connected to the top of the bottom plate, the limiting plate is fixedly connected to the rear side of the placing table, the limiting plate penetrates the base frame, a moving block is slidably connected inside the base frame, a frame plate is fixedly connected to the outer side of the moving block, the frame plate extends into the inside of the base frame, a rectangular frame is arranged on the rear side of the placing table, two clamping plates are slidably connected inside the rectangular frame, an auxiliary frame is arranged on the rear side of the rectangular frame, an adapter plate is fixedly connected to the auxiliary frame, the frame plate penetrates the adapter plate, a round rod is fixedly connected to the rear side of the rectangular frame, the round rod extends into the inside of the auxiliary frame and is rotatably connected with the auxiliary frame, a first gear is fixedly connected to the outer side of the round rod, a control panel is arranged inside the auxiliary frame, a rack is fixedly connected to the top of the control panel, the rack is arranged at the bottom of the first gear and is engaged with the first gear, and a first electric push rod is fixedly connected to the inside of the auxiliary frame.

[0009] A receiving groove is formed in the top of the placing table, a top plate is arranged inside the receiving groove, a recess is formed in the top of the top plate, a lifting plate is slidably connected to the inner side of the placing table, a transmission rod is fixedly connected to the top of the lifting plate, the transmission rod extends into the inside of the receiving groove, the transmission rod is fixedly connected to the bottom of the top plate at one end, a second electric push rod is fixedly connected to the bottom of the lifting plate, the second electric push rod is fixedly connected to the top of the bottom plate, a second gear is fixedly connected to the outer side of the transmission rod, a first motor is fixedly connected to the lifting plate, a third gear is fixedly connected to the first motor through an output shaft, the second gear is arranged on one side of the third gear and is engaged with the third gear.

[0010] By adopting the above technical scheme, the part body to be detected is placed on the placing table, the recess on the top plate is provided for the clamping plate below to enter, and the clamping action on the part body is quickly completed after entering, and after clamping, the part body can be turned over to be properly detected, and in order to ensure that the front and rear directions cannot be simply controlled by the clamping plate to be turned over to face the detection probe, the part body can also be driven to rotate by controlling the lifting and rotation of the top plate, so as to further horizontally change the surface, and correspondingly, the comprehensive detection coverage of the part body is realized, and the detection quality is ensured.

[0011] Preferably, a bidirectional threaded rod is rotatably connected inside the rectangular frame, the bidirectional threaded rod penetrates the two clamping plates in sequence, and the bidirectional threaded rod is threadedly connected with the two clamping plates respectively, a second motor is fixedly connected to the top of the rectangular frame, and the second motor is fixedly connected with one end of the bidirectional threaded rod through an output shaft.

[0012] By adopting the above technical scheme, the bidirectional threaded rod drives the two clamping plates to move towards or away from each other after rotating.

[0013] Preferably, a third electric push rod is fixedly connected to the rear side wall of the limiting plate, and one end of the third electric push rod is fixedly connected to the rear side of the base frame.

[0014] Through the above technical scheme, the third electric push rod pushes and pulls the base frame after working.

[0015] Preferably, a first threaded rod is rotatably connected to the inside of the base frame, the first threaded rod penetrates the moving block and is connected to the moving block through threads, one side of the base frame is fixedly connected with a third motor, and the third motor is fixedly connected to one end of the first threaded rod through an output shaft.

[0016] Through the above technical scheme, the first threaded rod drives the moving block to move horizontally after rotating.

[0017] Preferably, a second threaded rod is rotatably connected to the top of the moving block, one end of the second threaded rod is rotatably connected to the inside of the frame plate, the second threaded rod penetrates the adapter plate and is connected to the adapter plate through threads, and a fourth motor is fixedly connected to the top of the frame plate, and the fourth motor is fixedly connected to one end of the second threaded rod through an output shaft.

[0018] Through the above technical scheme, the second threaded rod drives the adapter plate to move up and down after rotating.

[0019] Preferably, a guide plate is fixedly connected to the inside of the auxiliary frame, and the guide plate penetrates the control plate.

[0020] Through the above technical scheme, the guide plate limits the control plate.

[0021] Preferably, a display screen is fixedly connected to the front side of the bracket, and the display screen is electrically connected to the detection probe.

[0022] Through the above technical scheme, the picture taken by the detection probe is displayed by the display screen.

[0023] In summary, the utility model has the following beneficial technical effects:

[0024] 1. An automobile part defect detection device, through the design of the positioning mechanism, the recess on the plate is provided for the clamping plate below to enter, and after entering, the clamping action of the part body is quickly completed, and after clamping, the part body can be turned over to be properly detected, and in order to ensure that the front and rear directions cannot be simply controlled by the clamping plate to turn over to face the detection probe, the part body can also be driven to rotate by controlling the top plate to rise and rotate, so as to further horizontally change the surface, and correspondingly, the comprehensive detection coverage of the part body is realized, and the detection quality is ensured.

[0025] 2. An automobile part defect detection device, which realizes the purpose of overturning the part body to accept comprehensive detection, and does not have a detection blind area, can guarantee the detection quality, does not need too much manual participation, is more labor-saving, has a simple structure, and is more favorable for production and manufacturing and cost control. BRIEF DESCRIPTION OF DRAWINGS

[0026] Figure 1 is a schematic view of the structure of the utility model;

[0027] Figure 2 is a side view of the structure of the utility model;

[0028] Figure 3 is an enlarged view of A in Figure 2

[0029] Figure 4 is a structure sectional view of the placement table in the utility model;

[0030] Figure 5 is a structure schematic view of the base frame in the utility model;

[0031] Figure 6 is a sectional rear view of the auxiliary frame in the utility model.

[0032] BRIEF DESCRIPTION OF DRAWINGS: 1, bottom plate; 2, placement table; 3, support; 4, base frame; 5, positioning mechanism; 51, limiting plate; 52, moving block; 53, frame plate; 54, rectangular frame; 55, clamping plate; 56, auxiliary frame; 57, connecting plate; 58, round rod; 59, first gear; 591, control board; 592, rack; 593, first electric push rod; 594, storage groove; 595, top plate; 596, groove; 597, lifting plate; 598, transmission rod; 599, second electric push rod; 581, first motor; 582, third gear; 583, bidirectional threaded rod; 584, second motor; 585, third electric push rod; 586, first threaded rod; 587, third motor; 588, second threaded rod; 589, fourth motor; 571, guide plate; 572, second gear; 6, part body; 7, detection probe; 8, display screen. DETAILED DESCRIPTION

[0033] The following will be combined with the drawings Figure 1 - the drawings Figure 6 The utility model will be further described in detail.

[0034] The utility model discloses an automobile part defect detection device. Figures 1-6 ​, including the bottom plate 1, the bottom plate 1 top fixedly connected with the placement table 2 and the support 3, the placement table 2 rear side is provided with the base frame 4, the base frame 4 is provided with the positioning mechanism 5, the placement table 2 top is placed with the spare part body 6, the support 3 inner side top fixedly connected with the detection probe 7;

[0035] The positioning mechanism 5 includes a limiting plate 51 fixedly connected to the top of the bottom plate 1, the limiting plate 51 is fixedly connected to the rear side of the placement table 2, the limiting plate 51 penetrates the base frame 4, the base frame 4 is slidably connected with a moving block 52, the moving block 52 is fixedly connected with a frame plate 53 on the outer side, the frame plate 53 extends into the inside of the base frame 4, the rear side of the placement table 2 is provided with a rectangular frame 54, the rectangular frame 54 is slidably connected with two clamping plates 55 inside, the rear side of the rectangular frame 54 is provided with an auxiliary frame 56, the auxiliary frame 56 is fixedly connected with a connecting plate 57, the frame plate 53 penetrates the connecting plate 57, the rear side of the rectangular frame 54 is fixedly connected with a round rod 58, the round rod 58 extends into the inside of the auxiliary frame 56 and is rotatably connected with the auxiliary frame 56, the round rod 58 is fixedly connected with a first gear 59 on the outside, the auxiliary frame 56 is provided with a control panel 591 inside, the control panel 591 is fixedly connected with a rack 592 on the top, the rack 592 is arranged at the bottom of the first gear 59 and is engaged with the first gear 59, the auxiliary frame 56 is fixedly connected with a first electric push rod 593 inside, one end of the first electric push rod 593 is fixedly connected with the control panel 591;

[0036] The top of the placement table 2 is provided with a receiving groove 594, the receiving groove 594 is provided with a top plate 595 inside, the top plate 595 is provided with a groove 596 on the top, the inside of the placement table 2 is slidably connected with a lifting plate 597, the lifting plate 597 is fixedly connected with a transmission rod 598 on the top, the transmission rod 598 extends into the inside of the receiving groove 594, one end of the transmission rod 598 is fixedly connected with the bottom of the top plate 595, the bottom of the lifting plate 597 is fixedly connected with a second electric push rod 599, the second electric push rod 599 is fixedly connected to the top of the bottom plate 1, the transmission rod 598 is fixedly connected with a second gear 572 on the outside, the lifting plate 597 is fixedly connected with a first motor 581;

[0037] The first motor 581 is fixedly connected with the third gear 582 through an output shaft, the second gear 572 is arranged on one side of the third gear 582, and the second gear 572 is engaged with the third gear 582, the part body 6 to be detected is placed on the placement table 2, the recess 596 on the top plate 595 is provided for the clamping plate 55 below to enter, and the clamping action of the part body 6 is quickly completed after entering, and after clamping, the part body 6 can be turned over to be properly detected, and in order to ensure that the front and rear positions cannot be simply controlled to be turned over by the clamping plate 55 to face the detection probe 7, the part body 6 can also be driven to rotate by controlling the top plate 595 to rise and rotate, so as to further horizontally change the surface, and correspondingly, the comprehensive detection coverage of the part body 6 is realized, and the detection quality is ensured.

[0038] The bidirectional threaded rod 583 is rotatably connected inside the rectangular frame 54, the bidirectional threaded rod 583 penetrates the two clamping plates 55 in sequence, the bidirectional threaded rod 583 is threadedly connected with the two clamping plates 55 respectively, the second motor 584 is fixedly connected to the top of the rectangular frame 54, the second motor 584 is fixedly connected with one end of the bidirectional threaded rod 583 through an output shaft, the bidirectional threaded rod 583 drives the two clamping plates 55 to move towards or away from each other after rotating, the third electric push rod 585 is fixedly connected to the rear side wall of the limiting plate 51, one end of the third electric push rod 585 is fixedly connected with the rear side of the base frame 4, and the third electric push rod 585 pushes and pulls the base frame 4 after working;

[0039] The first threaded rod 586 is rotatably connected inside the base frame 4, the first threaded rod 586 penetrates the moving block 52 and is threadedly connected with the moving block 52, the third motor 587 is fixedly connected to one side of the base frame 4, the third motor 587 is fixedly connected with one end of the first threaded rod 586 through an output shaft, and the first threaded rod 586 drives the moving block 52 to move horizontally after rotating.

[0040] The second threaded rod 588 is rotatably connected to the top of the moving block 52, one end of the second threaded rod 588 is rotatably connected with the inner side of the frame plate 53, the second threaded rod 588 penetrates the link plate 57 and is threadedly connected with the link plate 57, the fourth motor 589 is fixedly connected to the top of the frame plate 53, the fourth motor 589 is fixedly connected with one end of the second threaded rod 588 through an output shaft, and the second threaded rod 588 drives the link plate 57 to move up and down after rotating, the guide plate 571 is fixedly connected inside the auxiliary frame 56, the guide plate 571 penetrates the control plate 591, the guide plate 571 limits the control plate 591, the display screen 8 is fixedly connected to the front side of the support 3, the display screen 8 is electrically connected with the detection probe 7, and the picture shot by the detection probe 7 is displayed by the display screen 8.

[0041] In actual operation, when the device is in use, first, the device is powered on, and the detected part body 6 is placed on the top of the placement table 2. After being placed, the surface of the part body 6 can be detected by the detection probe 7. During the detection, the third electric push rod 585 works to push and pull the base frame 4 forward and backward. Through the above connection relationship, it can be known that the clamping plate 55 can be controlled to move forward and backward at this time. The third motor 587 works to drive the first threaded rod 586 to rotate. The first threaded rod 586 drives the moving block 52 to move horizontally left and right. The moving block 52 drives the frame plate 53 to move. Through the above connection relationship, it can be known that the clamping plate 55 can be controlled to move left and right at this time. The fourth motor 589 works to drive the second threaded rod 588 to rotate. The second threaded rod 588 drives the connecting plate 57 to move up and down. The connecting plate 57 drives the auxiliary frame 56 to move up and down. Through the above connection relationship, it can be known that the clamping plate 55 can be controlled to move up and down at this time.

[0042] Based on the above operation to adjust the position of the clamping plate 55, when the part body 6 needs to be clamped, the clamping plate 55 is controlled to move towards the part body 6. After the clamping plate 55 below extends into the groove 596, the second motor 584 works to drive the bidirectional threaded rod 583 to rotate. The bidirectional threaded rod 583 drives the two clamping plates 55 to move towards each other until the two clamping plates 55 clamp the upper and lower surfaces of the part body 6 respectively. Then, the part body 6 can be moved horizontally by the above operation to adjust the position of the clamping plate 55, so as to make different areas of the part stay under the detection probe 7 for detection.

[0043] When the part body 6 needs to be detected on the other surface, the part body 6 is controlled to rise to a height that will not touch the placement table 2 during turning. The first electric push rod 593 works to push the control plate 591. The control plate 591 drives the rack 592 to move. The rack 592 drives the first gear 59 to rotate. The first gear 59 drives the round rod 58 to rotate. The round rod 58 drives the rectangular frame 54 to rotate. The rectangular frame 54 drives the clamping plate 55 to rotate. At this time, the part body 6 can be turned around the round rod 58. During the turning process, different surfaces of the part body 6 face the detection probe 7 and are detected.

[0044] In the above overturning detection process, the part body 6 is oriented towards the rectangular frame 54 and away from the two sides of the rectangular frame 54 that cannot be exposed below the detection probe 7. After repeating the above similar operation to reposition the part body 6 on the top of the placement table 2, the second electric push rod 599 pushes the lifting plate 597 upwards, the lifting plate 597 drives the transmission rod 598 to move, the transmission rod 598 drives the top plate 595 to move upwards and lift the part body 6 to be higher than the placement table 2, the first motor 581 works and drives the third gear 582 to rotate, the third gear 582 drives the second gear 572 to rotate, the second gear 572 drives the transmission rod 598 to rotate, the transmission rod 598 drives the top plate 595 to rotate, and then the top plate 595 drives the part body 6 to rotate to the undetected side facing the bracket 3, the top plate 595 is lowered to the inside of the storage groove 594, at this time the part body 6 is repositioned on the top of the placement table 2, at this time the top plate 595 is controlled to rotate to the position where the recess 596 is inserted into the clamping plate 55, and the above operation is repeated to clamp the part body 6 and make the undetected side of the part body 6 be detected during the control of the overturning of the part body 6. Based on this, the purpose of comprehensive detection of the part body 6 is achieved, the flexibility is high, and the detection quality is guaranteed.

[0045] The above are preferred embodiments of the present application, and do not limit the protection scope of the present application. Therefore, equivalent changes made on the basis of the structure, shape, and principle of the present application should be covered within the protection scope of the present application.

Claims

1. A defect detection device for automotive parts, characterized in that: Includes a base plate (1), on the top of which a placement platform (2) and a bracket (3) are fixedly connected. A base frame (4) is provided on the rear side of the placement platform (2), and a positioning mechanism (5) is provided on the base frame (4). A component body (6) is placed on the top of the placement platform (2), and a detection probe (7) is fixedly connected to the top of the inner side of the bracket (3). The positioning mechanism (5) includes a limiting plate (51), which is fixedly connected to the top of the base plate (1) and to the rear side of the placement platform (2). The limiting plate (51) passes through the base frame (4), and a moving block (52) is slidably connected inside the base frame (4). A frame plate (53) is fixedly connected to the outside of the moving block (52), and the frame plate (53) extends into the interior of the base frame (4). A rectangular frame (54) is provided on the rear side of the placement platform (2), and two clamping plates (55) are slidably connected inside the rectangular frame (54). An auxiliary frame (56) is provided on the rear side of the rectangular frame (54), and a connecting plate (57) is fixedly connected to the auxiliary frame (56). The frame plate (53) passes through the connecting plate (57). A round rod (58) is fixedly connected to the rear side of the rectangular frame (54). The round rod (58) extends into the interior of the auxiliary frame (56) and is rotatably connected to the auxiliary frame (56). A first gear (59) is fixedly connected to the outside of the round rod (58). A control plate (591) is provided inside the auxiliary frame (56). A rack (592) is fixedly connected to the top of the control plate (591). The rack (592) is located at the bottom of the first gear (59) and meshes with the first gear (59). A first electric push rod (593) is fixedly connected inside the auxiliary frame (56). One end of the first electric push rod (593) is fixedly connected to the control plate (591). The placement platform (2) has a storage slot (594) on its top, and a top plate (595) is provided inside the storage slot (594). The top plate (595) has a groove (596) on its top. A lifting plate (597) is slidably connected to the inside of the placement platform (2). A transmission rod (598) is fixedly connected to the top of the lifting plate (597). The transmission rod (598) extends into the storage slot (594), and one end of the transmission rod (598) is fixedly connected to the bottom of the top plate (595). The lifting plate (597) A second electric push rod (599) is fixedly connected to the bottom, and the second electric push rod (599) is fixedly connected to the top of the base plate (1). A second gear (572) is fixedly connected to the outside of the transmission rod (598). A first motor (581) is fixedly connected to the lifting plate (597). The first motor (581) is fixedly connected to a third gear (582) through an output shaft. The second gear (572) is located on one side of the third gear (582), and the second gear (572) meshes with the third gear (582).

2. The automotive parts defect detection device according to claim 1, characterized in that: The rectangular frame (54) is rotatably connected to a bidirectional threaded rod (583), which passes through two clamping plates (55) in sequence. The bidirectional threaded rod (583) is threadedly connected to the two clamping plates (55) respectively. A second motor (584) is fixedly connected to the top of the rectangular frame (54), and the second motor (584) is fixedly connected to one end of the bidirectional threaded rod (583) through its output shaft.

3. The automotive parts defect detection device according to claim 1, characterized in that: A third electric push rod (585) is fixedly connected to the rear side wall of the limiting plate (51), and one end of the third electric push rod (585) is fixedly connected to the rear side of the base frame (4).

4. The automotive parts defect detection device according to claim 1, characterized in that: The base frame (4) is rotatably connected to a first threaded rod (586), which passes through the moving block (52) and is connected to the moving block (52) by a thread. A third motor (587) is fixedly connected to one side of the base frame (4), and the third motor (587) is fixedly connected to one end of the first threaded rod (586) through an output shaft.

5. The automotive parts defect detection device according to claim 1, characterized in that: The top of the movable block (52) is rotatably connected to a second threaded rod (588). One end of the second threaded rod (588) is rotatably connected to the inner side of the frame plate (53). The second threaded rod (588) passes through the connecting plate (57) and is threadedly connected to the connecting plate (57). The top of the frame plate (53) is fixedly connected to a fourth motor (589). The fourth motor (589) is fixedly connected to one end of the second threaded rod (588) through its output shaft.

6. The automotive parts defect detection device according to claim 1, characterized in that: A guide plate (571) is fixedly connected inside the auxiliary frame (56), and the guide plate (571) passes through the control plate (591).

7. The automotive parts defect detection device according to claim 1, characterized in that: The support (3) has a display screen (8) fixedly connected to its front side, and the display screen (8) is electrically connected to the detection probe (7).

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