Quick grabbing mechanism for defective products

Abstract

The utility model relates to the field of grabbing mechanisms, in particular to a rapid defective product grabbing mechanism which comprises a supporting frame. A bearing plate is fixedly connected to the upper end of the supporting frame, and the bending face of the bearing plate is in a cross shape. According to the utility model, the cylindrical workpiece is placed at the upper end of the bearing plate, the pushing assembly is started to push the cylindrical workpiece to the center of the upper end of the bearing plate, and the first camera shooting detection assembly and the second camera shooting detection assembly are started to detect the appearance of the cylindrical workpiece; according to the rapid grabbing mechanism for the defective products, the grabbing assembly is started to grab the cylindrical workpieces to move leftwards, then the cylindrical workpieces pass through the second groove body, and the cylindrical workpieces can stably fall into the collecting mechanism to be temporarily stored under the limiting action of the two check blocks, so that the problem that in the prior art, when the rapid grabbing mechanism for the defective products is used, the working efficiency is high is solved. Generally, the appearance of a cylindrical object is difficult to rapidly detect, and defective products are inconvenient to rapidly grab and move into a collecting mechanism for temporary storage.

Description

TECHNICAL FIELD

[0001] The utility model belongs to the field of grabbing mechanism, concretely relates to bad product fast grabbing mechanism. BACKGROUND

[0002] On the automatic production line, the quick identification and grabbing of defective products are the key link to ensure product quality and improve production efficiency, with the in-depth promotion of industry 4.0 and the development of intelligent manufacturing technology, the automatic sorting system has become an important part of modern industrial production.

[0003] At present, the traditional manual sorting method is not only inefficient, but also requires high skills of workers, which is easy to cause fatigue and misjudgment, the automatic sorting in the prior art usually adopts a camera to identify the workpiece, and then uses a grabbing mechanism to grab the workpiece and move it to a waste bin, but the bad product fast grabbing mechanism in the prior art is usually difficult to quickly detect the appearance of a cylindrical object, and it is not convenient to quickly grab the defective product and move it to the collecting mechanism for temporary storage, which needs to be further improved.

[0004] Therefore, the bad product fast grabbing mechanism is proposed, which can quickly detect the appearance of a cylindrical object and facilitate the quick grabbing of defective products and moving them to the collecting mechanism for temporary storage. UTILITY MODEL CONTENTS

[0005] In order to overcome the problem that the bad product fast grabbing mechanism in the prior art is usually difficult to quickly detect the appearance of a cylindrical object and is not convenient to quickly grab the defective product and move it to the collecting mechanism for temporary storage, the bad product fast grabbing mechanism is proposed.

[0006] The technical scheme of the utility model is: a bad product fast grabbing mechanism, comprising a support frame; a bearing plate is fixedly connected to the upper end of the support frame, the lower surface of the bearing plate is cross-shaped, a first bearing block is fixedly connected to the lower end of the bearing plate, a grabbing assembly is arranged on the upper end of the first bearing block, two first camera detection assemblies for camera detection are arranged on the upper end of the first bearing block, a second slot is formed in the left end of the bearing plate, a first slot is formed in the right end of the bearing plate, a second camera detection assembly for camera detection is arranged on the inner wall of the first slot, a cylindrical workpiece is placed on the upper end of the bearing plate, a pushing assembly for pushing the cylindrical workpiece is arranged at the rear edge of the upper end of the bearing plate, a collecting mechanism is arranged on the left end of the support frame, two stop blocks are fixedly connected to the upper end of the support frame, the upper ends of the two stop blocks are fixedly connected to the lower end of the bearing plate, the lower end surface of the bearing plate and the end of the two stop blocks close to each other form an isosceles triangle, and the two stop blocks are located below the second slot.

[0007] Preferably, in use, the cylindrical workpiece is placed on the upper end of the bearing plate, and then the push assembly is started to push the cylindrical workpiece to the center of the upper end of the bearing plate, the first camera detection assembly and the second camera detection assembly are started to detect the appearance of the cylindrical workpiece, when defects are found in the appearance of the cylindrical workpiece, the grabbing assembly is started to move the cylindrical workpiece to the left, and then the cylindrical workpiece passes through the second groove body, and under the limiting action of the two stop blocks, the cylindrical workpiece will stably fall into the inside of the collecting mechanism for temporary storage, if there is no defect, the push assembly is continuously started to push the cylindrical workpiece forward, solving the problem that the existing defective product rapid grabbing mechanism is usually difficult to quickly detect the appearance of the cylindrical object during use, and it is not convenient to quickly grab and move the defective product to the collecting mechanism for temporary storage.

[0008] Preferably, the grabbing assembly comprises a support block, a rodless cylinder, a moving block, a first electric cylinder, a fixed disc, a motor, a U-shaped block, a second electric cylinder and a clamping block; the upper end of the first bearing block is fixedly connected with two support blocks, the upper ends of the two support blocks are fixedly connected with a rodless cylinder, the rear end of the moving end of the rodless cylinder is fixedly connected with a moving block, the upper end of the moving block is fixedly connected with a first electric cylinder, the lower end of the output shaft of the first electric cylinder passes through the moving block and is fixedly connected with a fixed disc, the lower end of the fixed disc is fixedly connected with a motor, the lower end of the output shaft of the motor is fixedly connected with a U-shaped block, the U-shaped block is U-shaped and the opening faces upward, the left and right ends of the U-shaped block are fixedly connected with a second electric cylinder, and the output shaft of the second electric cylinder passes through the wall layer of the U-shaped block and is fixedly connected with a clamping block.

[0009] Preferably, the bottom surface of the clamping block is U-shaped, and the clamping block is made of stainless steel.

[0010] Preferably, the first camera detection assembly comprises a first fixed plate and a first camera; the upper end of the first bearing block is fixedly connected with two first fixed plates, and one end of each first fixed plate close to the central axis of the support frame is fixedly connected with uniformly distributed first cameras.

[0011] Preferably, the second camera detection assembly comprises a second fixed plate and a second camera; the left and right ends of the inner wall of the first groove body are fixedly connected with second fixed plates, and the left end of each second fixed plate is fixedly connected with a second camera.

[0012] Preferably, the push assembly comprises a third electric cylinder and a limiting block; a horizontally arranged third electric cylinder is fixedly connected to the upper end of the rear edge of the bearing plate, the output shaft of the third electric cylinder faces the central axis of the bearing plate, a limiting block is fixedly connected to the output shaft of the third electric cylinder, the bottom surface of the limiting block is U-shaped, and the inner wall of the limiting block is in contact with the side wall of the cylindrical workpiece.

[0013] Preferably, the collecting mechanism comprises a second bearing block and a collecting box, and the left lower part of the support frame is fixedly connected with a second bearing block, the second bearing block is U-shaped and the opening faces upward, and the inner wall of the second bearing block is placed with a collecting box.

[0014] The utility model discloses an advantageous effect: through the cylindrical work piece is placed at the upper end of the bearing plate, then opens the push -move component and pushes the cylindrical work piece to the upper end center of bearing plate, opens the first camera detection component and the second camera detection component and detects the appearance of cylindrical work piece, when discovering the appearance of cylindrical work piece has the defect, opens the grabbing component and moves to the left with the cylindrical work piece, then makes the cylindrical work piece pass through the second groove body, under the limiting effect of two stop blocks, the cylindrical work piece can stably fall into the inside temporary storage of collection mechanism, if there is no defect, continues to open the push -move component and pushes the cylindrical work piece forward, the quick grabbing mechanism of defective product of prior art is used, usually difficult to detect the appearance of cylindrical object quickly, the problem that the defective product is inconveniently grabbed and moved to the temporary storage in collection mechanism is solved. BRIEF DESCRIPTION OF DRAWINGS

[0015] Figure 1 The utility model discloses a three -dimensional structure schematic diagram of defective product quick grabbing mechanism is shown.

[0016] Figure 2 The utility model discloses a three -dimensional structure schematic diagram of grabbing component of defective product quick grabbing mechanism is shown.

[0017] Figure 3 The utility model discloses a three -dimensional structure schematic diagram of first camera detection component, second camera detection component and push -move component of defective product quick grabbing mechanism is shown.

[0018] Figure 4 The utility model discloses a three -dimensional structure schematic diagram of collection mechanism of defective product quick grabbing mechanism is shown.

[0019] The mark in drawing is: 1, support frame, 2, bearing plate, 3, first bearing block, 4, grabbing component, 401, support block, 402, rodless cylinder, 403, moving block, 404, first electric cylinder, 405, fixed disc, 406, motor, 407, U block, 408, second electric cylinder, 409, clamping block, 5, first camera detection component, 501, first fixed plate, 502, first camera, 6, second camera detection component, 601, second fixed plate, 602, second camera, 7, push -move component, 701, third electric cylinder, 702, limit block, 8, first groove body, 9, second groove body, 10, stop block, 11, cylindrical work piece, 12, second bearing block, 13, collection box. DETAILED DESCRIPTION

[0020] The utility model will be further explained below in connection with the drawings and examples.

[0021] Please refer to Figures 1-4The utility model provides a kind of embodiment: defective product fast grabbing mechanism, including support frame 1;The upper end of support frame 1 is fixedly connected with bearing plate 2, the obverse of bearing plate 2 is cross-shaped, the lower end of bearing plate 2 is fixedly connected with first bearing block 3, the upper end of first bearing block 3 is provided with grabbing assembly 4, the upper end of first bearing block 3 is provided with two first camera detection assembly 5 for camera detection, the left end of bearing plate 2 is provided with second slot 9, the right end of bearing plate 2 is provided with first slot 8, the inner wall of first slot 8 is provided with second camera detection assembly 6 for camera detection, the upper end of bearing plate 2 is placed with cylindrical workpiece 11, the upper end rear edge of bearing plate 2 is provided with the push assembly 7 for pushing cylindrical workpiece 11, the left end of support frame 1 is provided with collection mechanism, the left end upper portion of support frame 1 is fixedly connected with two stops 10, the upper end of two stops 10 is fixedly connected to the lower end of bearing plate 2, the lower end surface of bearing plate 2 and the end of two stops 10 close to each other form isosceles triangle, two stops 10 are all below second slot 9.

[0022] When using, cylindrical workpiece 11 is placed on the upper end of bearing plate 2, then push assembly 7 is opened to push cylindrical workpiece 11 to the upper end center of bearing plate 2, first camera detection assembly 5 and second camera detection assembly 6 are opened to detect the appearance of cylindrical workpiece 11, when the appearance of cylindrical workpiece 11 is found to have defect, grabbing assembly 4 is opened to grab cylindrical workpiece 11 and move left, then make cylindrical workpiece 11 pass through second slot 9, under the limiting action of two stops 10, cylindrical workpiece 11 will stably fall into the inside of collection mechanism and store temporarily, if there is no defect, continue to open push assembly 7 to push cylindrical workpiece 11 forward.

[0023] Please refer to Figure 1 And Figure 2In the embodiment, the grabbing assembly 4 comprises support blocks 401, rodless cylinders 402, moving blocks 403, first electric cylinders 404, fixed discs 405, motors 406, U-shaped blocks 407, second electric cylinders 408 and clamping blocks 409; the upper end of the first bearing block 3 is fixedly connected with two support blocks 401, the upper ends of the two support blocks 401 are fixedly connected with a rodless cylinder 402, the rear end of the moving end of the rodless cylinder 402 is fixedly connected with a moving block 403, the upper end of the moving block 403 is fixedly connected with a first electric cylinder 404, the lower end of the output shaft of the first electric cylinder 404 penetrates through the moving block 403 and is fixedly connected with a fixed disc 405, the lower end of the fixed disc 405 is fixedly connected with a motor 406, the lower end of the output shaft of the motor 406 is fixedly connected with a U-shaped block 407, the U-shaped block 407 is U-shaped and opens upward, the left and right ends of the U-shaped block 407 are fixedly connected with second electric cylinders 408, the output shafts of the second electric cylinders 408 penetrate through the wall layer of the U-shaped block 407 and are fixedly connected with clamping blocks 409, the opening of the two second electric cylinders 408 facing each other makes the two clamping blocks 409 close to each other, so that the cylindrical workpiece 11 can be clamped, the opening of the motor 406 can make the U-shaped block 407 rotate, so that the cylindrical workpiece 11 is rotated, which is beneficial to the appearance detection of the cylindrical workpiece 11, then the opening of the first electric cylinder 404 can make the U-shaped block 407 ascend and descend, so that the cylindrical workpiece 11 is conveniently lifted up and down, and the opening of the rodless cylinder 402 can make the U-shaped block 407 move, so that the cylindrical workpiece 11 is conveyed to the left when the cylindrical workpiece 11 is detected to have defects.

[0024] Please refer to Figure 1 and Figure 2 In the embodiment, the lower face of the clamping block 409 is U-shaped, the clamping block 409 is made of stainless steel, so that the cylindrical workpiece 11 is conveniently and stably clamped.

[0025] Please refer to Figure 1 and Figure 3 In the embodiment, the first camera detection assembly 5 comprises first fixed plates 501 and first cameras 502; the upper end of the first bearing block 3 is fixedly connected with two first fixed plates 501, the end of the first fixed plate 501 close to the central axis of the support frame 1 is fixedly connected with uniformly distributed first cameras 502, the opening of the first camera 502 can perform visual detection on the cylindrical workpiece 11 placed on the upper end of the bearing plate 2, so that whether the appearance of the cylindrical workpiece 11 has defects can be detected.

[0026] Please refer to Figure 1 and Figure 3In the embodiment, the second camera detection assembly 6 comprises a second fixed plate 601 and a second camera 602. The left and right ends of the inner wall of the first groove body 8 are fixedly connected with the second fixed plate 601. The left end of the second fixed plate 601 is fixedly connected with the second camera 602. The second camera 602 can be opened to perform visual detection on the cylindrical workpiece 11 placed on the upper end of the central bearing plate 2, and whether the appearance of the cylindrical workpiece 11 has defects can be detected.

[0027] Please refer to Figure 1 and Figure 3 In the embodiment, the pushing assembly 7 comprises a third electric cylinder 701 and a limiting block 702. The upper end of the rear edge of the bearing plate 2 is fixedly connected with the third electric cylinder 701 arranged horizontally. The output shaft of the third electric cylinder 701 faces the central axis of the bearing plate 2. The output shaft of the third electric cylinder 701 is fixedly connected with the limiting block 702. The bottom surface of the limiting block 702 is U-shaped. The inner wall of the limiting block 702 is attached to the side wall of the cylindrical workpiece 11. The cylindrical workpiece 11 is placed on the inner wall of the limiting block 702. The third electric cylinder 701 can be opened to push the limiting block 702 to the direction of the upper end of the central bearing plate 2, so as to facilitate pushing the cylindrical workpiece 11 to the detection area for detection.

[0028] Please refer to Figure 1 and Figure 4 In the embodiment, the collecting mechanism comprises a second bearing block 12 and a collecting box 13. The left end of the lower part of the support frame 1 is fixedly connected with the second bearing block 12. The second bearing block 12 is U-shaped and opens upward. The inner wall of the second bearing block 12 is placed with the collecting box 13. When the workpiece is detected, the defective product will be moved to the left by the grabbing assembly 4. The defective product will fall into the collecting box 13 through the second groove body 9 under the limiting action of the two stop blocks 10 for temporary storage.

[0029] Working principle: first, place the cylindrical workpiece 11 on the inner wall of the limiting block 702. Open the third electric cylinder 701 to push the limiting block 702 to the direction of the upper end of the central bearing plate 2, so as to push the cylindrical workpiece 11 to the detection area for detection.

[0030] Then open the first camera 502 to perform visual detection on the cylindrical workpiece 11 placed on the upper end of the central bearing plate 2. Open the second camera 602 to perform visual detection on the cylindrical workpiece 11 placed on the upper end of the central bearing plate 2, and whether the appearance of the cylindrical workpiece 11 has defects can be detected.

[0031] Then, the two second electric cylinders 408 arranged oppositely are opened to make the two clamping blocks 409 close to each other to clamp the cylindrical workpiece 11, the motor 406 is opened to rotate the U-shaped block 407 to realize the rotation of the cylindrical workpiece 11, which is beneficial to the appearance detection of the cylindrical workpiece 11, then the first electric cylinder 404 is opened to lift the U-shaped block 407, which is convenient for lifting the cylindrical workpiece 11, the rodless cylinder 402 is opened to move the U-shaped block 407, when the cylindrical workpiece 11 is detected to have defects, the rodless cylinder 402 is opened to convey the cylindrical workpiece 11 to the left;

[0032] Then the cylindrical workpiece 11 passes through the second groove body 9, and under the limiting action of the two stop blocks 10, the cylindrical workpiece 11 will be stably dropped into the inside of the collecting box 13 for temporary storage.

[0033] The embodiments of the utility model are described in detail above in combination with the drawings, but the utility model is not limited to the above-mentioned embodiments, and various changes can be made within the knowledge range possessed by the person skilled in the art without departing from the purpose of the utility model.

Claims

1. A fast bad product grabbing mechanism, comprising a support frame (1); characterized in that: The upper end of the support frame (1) is fixedly connected with a bearing plate (2), the bottom surface of the bearing plate (2) is cross-shaped, the lower end of the bearing plate (2) is fixedly connected with a first bearing block (3), the upper end of the first bearing block (3) is provided with a grabbing assembly (4), the upper end of the first bearing block (3) is provided with two first camera detection assemblies (5) for camera detection, the left end of the bearing plate (2) is provided with a second groove (9), the right end of the bearing plate (2) is provided with a first groove (8), the inner wall of the first groove (8) is provided with a second camera detection assembly (6) for camera detection, the upper end of the bearing plate (2) is placed with a cylindrical workpiece (11), the upper end of the bearing plate (2) is provided with a moving assembly (7) for moving the cylindrical workpiece (11), the left end of the support frame (1) is provided with a collecting mechanism, the upper end of the left end of the support frame (1) is fixedly connected with two stop blocks (10), the upper end of each of the two stop blocks (10) is fixedly connected to the lower end of the bearing plate (2), the end of each of the two stop blocks (10) close to each other and the bottom surface of the bearing plate (2) form an isosceles triangle, and the two stop blocks (10) are located below the second groove (9).

2. The quick bad product grabbing mechanism according to claim 1, characterized in that: The grabbing assembly (4) comprises a support block (401), a rodless cylinder (402), a moving block (403), a first electric cylinder (404), a fixed disc (405), a motor (406), a U-shaped block (407), a second electric cylinder (408) and a clamping block (409); the upper end of the first bearing block (3) is fixedly connected with two support blocks (401), the upper ends of the two support blocks (401) are fixedly connected with a rodless cylinder (402), the rear end of the moving end of the rodless cylinder (402) is fixedly connected with a moving block (403), the upper end of the moving block (403) is fixedly connected with a first electric cylinder (404), the output shaft of the first electric cylinder (404) penetrates through the moving block (403) and is fixedly connected with a fixed disc (405), the lower end of the fixed disc (405) is fixedly connected with a motor (406), the output shaft of the motor (406) is fixedly connected with a U-shaped block (407), the U-shaped block (407) is U-shaped and the opening faces upward, the left and right ends of the U-shaped block (407) are fixedly connected with a second electric cylinder (408), and the output shaft of the second electric cylinder (408) penetrates through the wall layer of the U-shaped block (407) and is fixedly connected with a clamping block (409).

3. The quick bad product grabbing mechanism according to claim 2, characterized in that: The bottom surface of the clamping block (409) is U-shaped, and the clamping block (409) is made of stainless steel.

4. The quick reject grabbing mechanism according to claim 1, wherein: The first camera detection assembly (5) comprises a first fixed plate (501) and a first camera (502); the upper end of the first bearing block (3) is fixedly connected with two first fixed plates (501), and the end of each of the first fixed plates (501) close to the central axis of the support frame (1) is fixedly connected with uniformly distributed first cameras (502).

5. The quick rejector mechanism of claim 1, wherein: The second camera detection assembly (6) comprises a second fixed plate (601) and a second camera (602); the left and right ends of the inner wall of the first groove (8) are fixedly connected with a second fixed plate (601), and the left end of the second fixed plate (601) is fixedly connected with a second camera (602).

6. The quick reject grabbing mechanism according to claim 1, wherein: The pushing assembly (7) comprises a third electric cylinder (701) and a limiting block (702); a horizontal third electric cylinder (701) is fixed at the rear edge of the upper end of the bearing plate (2), the output shaft of the third electric cylinder (701) faces the central axis of the bearing plate (2), a limiting block (702) is fixed on the output shaft of the third electric cylinder (701), the bottom surface of the limiting block (702) is U-shaped, and the inner wall of the limiting block (702) is attached to the side wall of the column-shaped workpiece (11).

7. The quick rejector mechanism of claim 1, wherein: The collecting mechanism comprises a second bearing block (12) and a collecting box (13), and the left lower part of the support frame (1) is fixedly connected with the second bearing block (12); the second bearing block (12) is U-shaped and opens upward, and the inner wall of the second bearing block (12) is provided with the collecting box (13).

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