3D line scanning mechanism for appearance detection equipment

Abstract

The utility model discloses a 3D linear scanning mechanism for appearance detection equipment, which comprises a base and an annular workpiece, a driving mechanism is arranged on the base, a carrier driven by the driving mechanism to move is arranged on the driving mechanism, first supports are respectively arranged on two sides of one end of the base, and a second support is arranged on the other end of the base. Scanners are oppositely arranged at the upper ends of the two first brackets; the driving mechanism comprises a lead screw arranged at the upper end of the base, a first motor used for driving the lead screw to rotate is arranged at one end of the base, and the bottom of the carrier is in threaded fit with the lead screw; the carrier is provided with a functional assembly used for positioning the workpiece and driving the workpiece to rotate. According to the D line scanning mechanism for the appearance detection equipment, through mutual cooperation of the driving mechanism, the scanner and the functional assembly, the circumferential direction of an annular workpiece can be rapidly detected, fixing is easy, the structure is compact, efficiency is high, and efficiency is improved.

Description

Technical Field

[0001] The utility model relates to the field of appearance inspection equipment, in particular to a 3D line scanning mechanism for appearance inspection equipment. Background Art

[0002] Visual inspection equipment is specialized for inspecting product appearance quality. Using a range of technologies, including optical, mechanical, and electronic techniques, it performs non-contact, high-precision inspections of product surfaces to assess whether the product's appearance meets pre-set standards or customer requirements. The core mechanism of visual inspection equipment is the scanning mechanism, which also includes various mechanisms for loading, unloading, and conveying materials.

[0003] At present, the scanning mechanism on some appearance inspection equipment often needs to fix the product before scanning the appearance of some ring-shaped products. In particular, for the circumferential inspection of ring-shaped products, due to their ring shape, the product often needs to be rotated or the scanner needs to be rotated around to achieve circumferential inspection. In the existing technology, the inspection process for ring-shaped products is relatively cumbersome and the structure is relatively complex, which affects efficiency.

[0004] Therefore, it is necessary to propose an appearance inspection equipment using a 3D line scanning mechanism to solve the above problems. Utility Model Content

[0005] The main purpose of the present invention is to provide a 3D line scanning mechanism for appearance inspection equipment, which can effectively solve the problems in the background technology.

[0006] In order to achieve the above purpose, the technical solution adopted by the utility model is:

[0007] A D-line scanning mechanism for appearance inspection equipment includes a base and a ring-shaped workpiece, a driving mechanism on the base, a carrier driven by the driving mechanism, and first brackets on both sides of one end of the base. Scanners are disposed at the upper ends of the two first brackets facing each other.

[0008] The driving mechanism includes a screw rod provided at the upper end of the base, a first motor for driving the screw rod to rotate is provided at one end of the base, and the bottom of the carrier is engaged with the screw rod thread;

[0009] The carrier is provided with a functional component for positioning the workpiece and driving the workpiece to rotate, and the functional component includes a second bracket arranged at one end of the top of the carrier, the second bracket is rotatably connected to a rotating shaft, the top of the rotating shaft is provided with a fixed head for socketing the workpiece, the lower end of the rotating shaft is fixedly provided with a second gear, a movable frame is movably connected to one side of the top of the carrier, a rack meshing with the second gear is provided on one side of the movable frame, a first gear meshing with the rack is provided at the end of the top of the carrier away from the second bracket, and a second motor for driving the first gear to rotate is provided at the lower end of the carrier.

[0010] Preferably, a fixed seat is fixedly provided on the side of the top of the carrier close to the mobile frame, a guide rail is provided on the side of the fixed seat close to the mobile frame, a slider is provided on the side of the mobile frame close to the fixed seat, and the mobile frame is slidably connected to the guide rail through the slider.

[0011] Preferably, the rotating shaft is vertically arranged, and there are multiple rotating shafts, and the multiple rotating shafts are evenly distributed.

[0012] Preferably, the fixed head corresponds to the scanner.

[0013] Preferably, a disassembly component for removing the workpiece is further included, the disassembly component including a stripping plate arranged on the top of the second bracket, the stripping plate being provided with through holes corresponding one to one with the fixed heads, and the fixed heads extending to the top of the stripping plate through the through holes, bosses being symmetrically provided on the opposite side walls on the inner side of the through holes, and a gap between the two bosses being smaller than the diameter of the workpiece, a force plate being provided at one end of the bottom of the stripping plate, a driving plate corresponding to the force plate being provided at the top of the movable frame, and an end of the top of the driving plate close to the force plate is an inclined surface.

[0014] Preferably, the stripping plate is movably arranged on the top of the stripping plate through a guide assembly, and the guide assembly includes guide columns vertically arranged at both ends of the top of the second bracket, and the stripping plate is movably guided and cooperated with the guide columns.

[0015] Preferably, a limiting cap with a diameter larger than that of the guide post is fixedly provided on the top of the guide post, a spring is sleeved on the upper end of the guide post, and when the spring is in the initial state, the bottom of the force plate is lower than the top of the driving plate.

[0016] Compared with the prior art, the present invention provides a 3D line scanning mechanism for appearance inspection equipment, which has the following beneficial effects:

[0017] This appearance inspection equipment uses a D-line scanning mechanism. Through the cooperation of the set driving mechanism, scanner and functional components, it can realize rapid circumferential inspection of annular workpieces. It drives the workpiece to rotate when moving. It has simple fixation, compact structure, high efficiency, and improved efficiency.

[0018] This appearance inspection equipment uses a D-line scanning mechanism. The disassembly component is set to facilitate the removal of the workpiece fixed on the fixed head, thereby facilitating subsequent unloading. It is linked with the displacement of the mobile frame and can automatically move the workpiece upward after rotation inspection. The structure is simple and compact, which increases practicality. BRIEF DESCRIPTION OF THE DRAWINGS

[0019] Figure 1 It is a structural diagram of the utility model;

[0020] Figure 2 It is a structural diagram of the vehicle of the utility model;

[0021] Figure 3 This is a structural diagram of the utility model in which the stripping plate, the second bracket, the movable bracket and the fixed base are disassembled;

[0022] Figure 4 This utility model Figure 3 A structural diagram from another perspective based on the above;

[0023] Figure 5 It is a structural schematic diagram of the stripping plate of the utility model.

[0024] In the figure: 1. base; 2. first bracket; 3. scanner; 4. carrier; 5. screw; 6. first motor; 7. second motor; 8. second bracket; 9. first gear; 10. movable frame; 11. rack; 12. second gear; 13. stripper plate; 14. fixed seat; 15. slider; 16. drive plate; 17. force plate; 18. fixed head; 19. guide rail; 20. rotating shaft; 21. workpiece; 22. limit cap; 23. guide column; 24. spring; 25. through hole; 26. boss. DETAILED DESCRIPTION

[0025] In order to make the technical means, creative features, objectives and effects achieved by the present invention easier to understand, the present invention is further described below in conjunction with specific implementation methods.

[0026] like Figure 1-5 As shown, a 3D line scanning mechanism for appearance inspection equipment includes a base 1 and a ring-shaped workpiece 21. A driving mechanism is provided on the base 1, and a carrier 4 is provided on the driving mechanism for displacement. First brackets 2 are provided on both sides of one end of the base 1, and scanners 3 are provided on the upper ends of the two first brackets 2 facing each other.

[0027] The driving mechanism includes a screw rod 5 provided at the upper end of the base 1. A first motor 6 for driving the screw rod 5 to rotate is provided at one end of the base 1. The bottom of the carrier 4 is threadedly engaged with the screw rod 5.

[0028] The carrier 4 is provided with a functional component for positioning the workpiece 21 and driving the workpiece 21 to rotate. The functional component includes a second bracket 8 provided at one end of the top of the carrier 4. The second bracket 8 is rotatably connected to a rotating shaft 20. The rotating shaft 20 is vertically arranged, and the number of the rotating shafts 20 is multiple and evenly distributed. A fixed head 18 for sleeve connection of the workpiece 21 is provided on the top of the rotating shaft 20. The fixed head 18 corresponds to the scanner 3. A second gear 12 is fixedly provided at the lower end of the rotating shaft 20. A movable frame 10 is provided on one side of the top of the carrier 4. A fixed seat 14 is fixedly provided on one side of the top of the carrier 4 close to the mobile frame 10, a guide rail 19 is provided on the side of the fixed seat 14 close to the mobile frame 10, a slider 15 is provided on the side of the mobile frame 10 close to the fixed seat 14, the mobile frame 10 is slidably connected to the guide rail 19 through the slider 15, a rack 11 engaged with the second gear 12 is provided on one side of the mobile frame 10, a first gear 9 engaged with the rack 11 is provided on the end of the top of the carrier 4 away from the second bracket 8, and a second motor 7 for driving the first gear 9 to rotate is provided at the lower end of the carrier 4.

[0029] The stripping plate 13 is provided with a through hole 25 corresponding to the fixed head 18, and the fixed head 18 extends to the top of the stripping plate 13 through the through hole 25. Bosses 26 are symmetrically provided on the opposite side walls inside the through hole 25, and the gap between the two bosses 26 is smaller than the diameter of the workpiece 21. A force plate 17 is provided at one end of the bottom of the stripping plate 13, and a force plate 17 is provided at the top of the mobile frame 10. The corresponding driving plate 16, and the top end of the driving plate 16 close to the force plate 17 is an inclined surface, and the stripping plate 13 is movably set on the top of the stripping plate 13 through a guide assembly, and the guide assembly includes guide columns 23 vertically arranged at both ends of the top of the second bracket 8. The stripping plate 13 and the guide columns 23 are movably guided and cooperated, and a limiting cap 22 with a diameter larger than the guide column 23 is fixedly provided on the top of the guide column 23. The upper end of the guide column 23 is sleeved with a spring 24, and when the spring 24 is in the initial state, the bottom of the force plate 17 is lower than the top of the driving plate 16.

[0030] It should be noted that the present invention is a 3D line scanning mechanism for appearance inspection equipment. When in use, the loading mechanism (not shown in the figure) on the appearance inspection equipment puts multiple workpieces 21 on multiple fixed heads 18, and then the first motor 6 drives the screw 5 to rotate, and the screw 5 drives the carrier 4 to move. When it moves between the two scanners 3, the second motor 7 drives the first gear 9 to rotate, and the first gear 9 drives the rack 11 to move, and the rack 11 drives multiple second gears 12 to rotate. The second gear 12 drives the fixed head 18 to rotate through the rotating shaft 20, and then the workpiece 21 is driven to rotate, and the scanner 3 realizes circumferential detection of the workpiece 21. After the detection, the driving plate 16 moves to the bottom of the force plate 17, thereby gradually pushing the force plate 17 upward, and then the stripping plate 13 lifts the workpiece 21 on the fixed head 18 through the boss 26, and then the material is unloaded through the unloading mechanism (not shown in the figure) on the appearance inspection equipment. When the rack 11 is reset, the spring 24 is reset, and the stripping plate 13 is reset to wait for subsequent detection.

[0031] The above shows and describes the basic principles, main features and advantages of the present invention. Those skilled in the art should understand that the present invention is not limited to the above embodiments. The above embodiments and descriptions are merely illustrative of the principles of the present invention. Various changes and improvements may be made to the present invention without departing from the spirit and scope of the present invention. Such changes and improvements are intended to fall within the scope of the present invention. The scope of protection claimed in this invention is defined by the appended claims and their equivalents.

Claims

1. A 3D line scanning mechanism for appearance inspection equipment, comprising a base (1) and a ring-shaped workpiece (21), characterized in that: A driving mechanism is provided on the base (1), wherein a carrier (4) driven by the driving mechanism is provided on the driving mechanism, and first brackets (2) are provided on both sides of one end of the base (1), and scanners (3) are provided on the upper ends of the two first brackets (2) facing each other; The driving mechanism comprises a screw rod (5) arranged at the upper end of the base (1); a first motor (6) for driving the screw rod (5) to rotate is arranged at one end of the base (1); and the bottom of the carrier (4) is threadedly engaged with the screw rod (5); The carrier (4) is provided with a functional component for positioning the workpiece (21) and driving the workpiece (21) to rotate, and the functional component includes a second bracket (8) provided at one end of the top of the carrier (4), a rotating shaft (20) is rotatably connected to the second bracket (8), a fixed head (18) for sleeve-engaging the workpiece (21) is provided at the top of the rotating shaft (20), a second gear (12) is fixedly provided at the lower end of the rotating shaft (20), a movable frame (10) is movably connected to one side of the top of the carrier (4), a rack (11) meshing with the second gear (12) is provided on one side of the movable frame (10), a first gear (9) meshing with the rack (11) is provided at one end of the top of the carrier (4) away from the second bracket (8), and a second motor (7) for driving the first gear (9) to rotate is provided at the lower end of the carrier (4).

2. The 3D line scanning mechanism for appearance inspection equipment according to claim 1, characterized in that: A fixed seat (14) is fixedly provided on the top of the carrier (4) on one side close to the mobile frame (10), a guide rail (19) is provided on the side of the fixed seat (14) close to the mobile frame (10), a slider (15) is provided on the side of the mobile frame (10) close to the fixed seat (14), and the mobile frame (10) is slidably connected to the guide rail (19) via the slider (15).

3. The 3D line scanning mechanism for appearance inspection equipment according to claim 1, characterized in that: The rotating shaft (20) is vertically arranged, and there are multiple rotating shafts (20), and the multiple rotating shafts (20) are evenly distributed.

4. The 3D line scanning mechanism for appearance inspection equipment according to claim 1, characterized in that: The fixed head (18) corresponds to the scanner (3).

5. The 3D line scanning mechanism for appearance inspection equipment according to claim 1, characterized in that: The invention also includes a disassembly component for removing the workpiece (21), wherein the disassembly component includes a stripping plate (13) arranged on the top of the second bracket (8), the stripping plate (13) is provided with a through hole (25) corresponding to the fixed head (18), and the fixed head (18) extends to the top of the stripping plate (13) through the through hole (25), bosses (26) are symmetrically provided on the opposite side walls inside the through hole (25), and the gap between the two bosses (26) is smaller than the diameter of the workpiece (21), a force plate (17) is provided at one end of the bottom of the stripping plate (13), and a driving plate (16) corresponding to the force plate (17) is provided at the top of the movable frame (10), and the end of the top of the driving plate (16) close to the force plate (17) is an inclined surface.

6. The 3D line scanning mechanism for appearance inspection equipment according to claim 5, characterized in that: The stripping plate (13) is movably arranged on the top of the stripping plate (13) through a guide assembly, and the guide assembly includes guide pillars (23) vertically arranged at both ends of the top of the second bracket (8), and the stripping plate (13) and the guide pillars (23) are movably guided and matched.

7. The 3D line scanning mechanism for appearance inspection equipment according to claim 6, characterized in that: A limiting cap (22) having a diameter larger than that of the guide post (23) is fixedly provided on the top of the guide post (23), and a spring (24) is sleeved on the upper end of the guide post (23), and when the spring (24) is in an initial state, the bottom of the force plate (17) is lower than the top of the driving plate (16).

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