Nylon zipper size visual detection device

Abstract

The utility model relates to the technical field of zipper detection, and discloses a nylon zipper size visual detection device which comprises a workbench, the left side and the right side of the bottom of the workbench are respectively provided with a supporting plate, and the top of the workbench is provided with a U-shaped frame. According to the nylon zipper size visual detection device, the left end of a nylon zipper is arranged between the two clamping blocks on the left side, the first servo motor on the left side is immediately started to clamp and fix the left end of the nylon zipper, then the right end of the nylon zipper is arranged between the two clamping blocks on the right side, and in the same way, the nylon zipper size visual detection device is started. The first servo motor on the right side is started to clamp and fix the right end of the nylon zipper, then the second servo motor is started to drive the two moving blocks to move oppositely, so that the nylon zipper is straightened and kept in a tightened state, length detection of the nylon zipper is facilitated, manual straightening is not needed, and the production efficiency is improved. And therefore, the labor intensity is reduced, and the use of a user is facilitated.

Description

Technical Field

[0001] The utility model relates to the technical field of zipper detection, in particular to a nylon zipper size visual detection device. Background Art

[0002] A zipper is a connector used to connect or separate items and is widely used in daily necessities such as clothing and bags. The zipper molding process is an important link in the production process, and defects are inevitable during production. If it is directly put into the next process without detection, it will directly affect the quality of the attached zipper product, so the quality of the zipper must be tested. When testing the size of the zipper, such as the length, a visual inspection device is often used. However, during use, the existing visual inspection device cannot be fully straightened under natural conditions because the zipper is easily deformed and bent after production. In order to avoid affecting the length detection of the zipper, it is usually necessary to manually keep the zipper straight, which increases the workload of the staff and is not conducive to use. Therefore, a nylon zipper size visual inspection device is proposed. Utility Model Content

[0003] 1. Technical issues to be resolved

[0004] In view of the deficiencies in the prior art, the utility model provides a nylon zipper size visual inspection device, which has the advantages of being able to straighten the zipper, etc., and solves the problem that during use of the existing visual inspection device, the zipper is easily deformed and bent after production, resulting in the zipper being unable to be fully straightened under natural conditions. In order to avoid affecting the length detection of the zipper, manual labor is usually required to keep the zipper straight, which increases the workload of the staff and is not conducive to use.

[0005] (II) Technical solution

[0006] In order to achieve the above-mentioned purpose of straightening the zipper, the utility model provides the following technical solutions: a nylon zipper size visual inspection device, comprising a workbench, support plates are arranged on the left and right sides of the bottom of the workbench, a U-shaped frame is arranged on the top of the workbench, a detection camera is arranged on the inner top wall of the U-shaped frame, a computer is arranged on the top right side of the U-shaped frame, two mounting plates symmetrically distributed up and down are arranged between the two support plates, rectangular holes are arranged on the left and right sides of the top of the workbench, a moving block with one end extending to the bottom of the workbench and movably connected to the outer side of the top mounting plate is arranged between the front and back sides of the inner walls of the two rectangular holes, a mounting cavity is arranged inside the two moving blocks, a first threaded rod is arranged between the front and back sides of the inner walls of the two mounting cavities, clamping blocks are arranged at the front and back ends of the outer sides of the two first threaded rods, and one end of the clamping blocks on the left and right sides is respectively The locking plate is provided with a lockhole that is fixedly provided with a lockhole, and the lockhole has a bottom end and a bottom end thereof of a chain.

[0007] Preferably, the first drive assembly includes a first servo motor, and the inner bottom walls of the two mounting grooves are fixedly mounted with the first servo motors, the output shafts of the two first servo motors respectively extend into the interior of the two mounting cavities and are fixedly mounted with driving bevel gears, and the outer sides of the two first threaded rods are fixedly mounted with driven bevel gears located on the front side of the front clamping block and one end of which is respectively meshed with the two driving bevel gears.

[0008] Preferably, the second drive assembly includes a second servo motor, a second servo motor located on the right side of the second threaded rod is fixedly installed on the top of the top mounting plate, a fixing block located on the left side of the second servo motor is fixedly installed on the top of the top mounting plate, a worm located on the rear side of the second threaded rod and one end of which is movably connected to the right side of the fixing block is fixedly installed on the output shaft of the second servo motor, a worm wheel located above the top mounting plate and one end of which is meshed with the worm is fixedly installed on the outer side of the second threaded rod.

[0009] Preferably, first bearings are fixedly installed on the front and rear sides of the inner walls of the two installation cavities, and the first threaded rod is rotatably connected to the inner wall of the installation cavity through the first bearing. The outer sides of the two first threaded rods are provided with two sections of threads, and the two sections of threads are equal in length and opposite in direction.

[0010] Preferably, a second bearing is fixedly mounted on the top of the bottom mounting plate, and the second threaded rod is rotatably connected to the top of the bottom mounting plate via the second bearing.

[0011] Preferably, rotating blocks are fixedly mounted on the left and right sides of the traction block and the bottoms of the two moving blocks, and the connecting rod is movably connected to the traction block and the moving block respectively through the rotating blocks.

[0012] (III) Beneficial effects

[0013] Compared with the prior art, the utility model provides a nylon zipper size visual detection device, which has the following beneficial effects:

[0014] The nylon zipper size visual inspection device places the left end of the nylon zipper between the two clamping blocks on the left, then starts the first servo motor on the left to drive the left driving bevel gear to rotate, and then drives the first threaded rod on the left to rotate through the left driven bevel gear, so as to drive the two clamping blocks on the left to move relatively, so as to clamp and fix the left end of the nylon zipper, and then places the right end of the nylon zipper between the two clamping blocks on the right, and similarly, starts the first servo motor on the right to drive the two clamping blocks on the right to move relatively, so as to clamp and fix the right end of the nylon zipper, and then starts the second servo motor to drive the worm to rotate, and then drives the second threaded rod to rotate through the worm gear, and the second threaded rod will drive the traction block to move upward during the rotation process, and then drives the two moving blocks to move back to each other through the two connecting rods, so as to straighten the nylon zipper and keep it taut, thereby facilitating the length detection of the nylon zipper, without manual straightening, thereby reducing labor intensity and facilitating the use of users. BRIEF DESCRIPTION OF THE DRAWINGS

[0015] Figure 1 It is a schematic diagram of the structure of the utility model;

[0016] Figure 2 For this utility model Figure 1 Enlarged view of point A in the middle;

[0017] Figure 3 It is a partial schematic diagram of a left-side sectional view of the left-side moving block of the utility model;

[0018] Figure 4 For this utility model Figure 1 Enlarged view of point B in the middle.

[0019] In the figure: 1 workbench, 2 support plate, 3 U-shaped frame, 4 detection camera, 5 computer, 6 mounting plate, 7 rectangular hole, 8 moving block, 9 mounting cavity, 10 first threaded rod, 11 clamping block, 12 mounting groove, 13 first drive assembly, 131 first servo motor, 132 driving bevel gear, 133 driven bevel gear, 14 second threaded rod, 15 limiting rod, 16 traction block, 17 connecting rod, 18 second drive assembly, 181 second servo motor, 182 fixed block, 183 worm, 184 worm wheel. DETAILED DESCRIPTION

[0020] The following will be combined with the drawings in the embodiments of the utility model to clearly and completely describe the technical solutions in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, not all of the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the utility model.

[0021] See also Figure 1-4 The utility model provides a technical solution: a nylon zipper size visual inspection device, comprising a workbench 1, support plates 2 are fixedly installed on the left and right sides of the bottom of the workbench 1, a U-shaped frame 3 is fixedly installed on the top of the workbench 1, a detection camera 4 is fixedly installed on the inner top wall of the U-shaped frame 3, and a computer 5 is fixedly installed on the top right side of the U-shaped frame 3.

[0022] Two mounting plates 6 are fixedly installed between the two support plates 2 and are symmetrically distributed up and down. Rectangular holes 7 are provided on the left and right sides of the top of the workbench 1. A movable block 8 with one end extending to the bottom of the workbench 1 and movably connected to the outer side of the top mounting plate 6 is movably installed between the front and back sides of the inner walls of the two rectangular holes 7. A mounting cavity 9 is provided inside the two movable blocks 8.

[0023] A first threaded rod 10 is movably installed between the front and rear sides of the inner walls of the two mounting cavities 9, and a first bearing is fixedly installed on the front and rear sides of the inner walls of the two mounting cavities 9. The first threaded rod 10 is rotatably connected to the inner wall of the mounting cavity 9 through the first bearing. The outer sides of the two first threaded rods 10 are provided with two sections of threads, and the two sections of threads are equal in length and opposite in direction. The front and rear ends of the outer sides of the two first threaded rods 10 are threadedly connected with clamping blocks 11, one end of the left and right clamping blocks 11 are respectively movably connected to the inner bottom walls of the two mounting cavities 9, and the other ends of the left and right clamping blocks 11 extend to the tops of the two moving blocks 8 respectively. The left and right clamping blocks 11 are provided with first threaded holes respectively adapted to the two first threaded rods 10 inside, and the front and rear sides of the inner top walls of the two mounting cavities 9 are connected with strip holes opened on the moving block 8 and respectively adapted to the moving trajectories of the front and rear clamping blocks 11, and the front sides of the inner bottom walls of the two mounting cavities 9 are connected with mounting grooves 12 respectively opened on the two moving blocks 8.

[0024] The inner bottom walls of the two mounting grooves 12 are fixedly mounted with a first drive assembly 13, one end of which is respectively fixedly connected to the outer sides of the two first threaded rods 10. The first drive assembly 13 includes a first servo motor 131. The inner bottom walls of the two mounting grooves 12 are fixedly mounted with a first servo motor 131. The model of the first servo motor 131 may be YB2-315S-6-70. The output shafts of the two first servo motors 131 extend to the interior of the two mounting cavities 9, respectively, and are fixedly mounted with a driving bevel gear 132. The outer sides of the two first threaded rods 10 are fixedly mounted with a driven bevel gear 133, which is located on the front side of the front clamping block 11 and one end of which is respectively meshed with the two driving bevel gears 132.

[0025] A second threaded rod 14 having one end extending to the top of the top mounting plate 6 is movably installed on the top of the bottom mounting plate 6, a second bearing is fixedly installed on the top of the bottom mounting plate 6, the second threaded rod 14 is rotatably connected to the top of the bottom mounting plate 6 through the second bearing, the second threaded rod 14 is located between the two moving blocks 8, two limiting rods 15 are fixedly installed between the two mounting plates 6 and are respectively located on the left and right sides of the second threaded rod 14, the outer side of the second threaded rod 14 is threadedly connected to a traction block 16 movably connected to the outer sides of the two limiting rods 15, a second threaded hole adapted to the second threaded rod 14 is provided inside the traction block 16, a connecting rod 17 having one end movably connected to the bottom of the two moving blocks 8 is movably installed on the left and right sides of the traction block 16, a rotating block is fixedly installed on the left and right sides of the traction block 16 and the bottom of the two moving blocks 8, and the connecting rod 17 is movably connected to the traction block 16 and the moving block 8 respectively through the rotating block.

[0026] A second drive assembly 18 is fixedly installed on the top of the top mounting plate 6, one end of which is fixedly connected to the outer side of the second threaded rod 14. The second drive assembly 18 includes a second servo motor 181. The top of the top mounting plate 6 is fixedly installed with the second servo motor 181 located on the right side of the second threaded rod 14. The model of the second servo motor 181 can be MR-J2S-10A. The top of the top mounting plate 6 is fixedly installed with a fixing block 182 located on the left side of the second servo motor 181. The output shaft of the second servo motor 181 is fixedly installed with a worm 183 located on the rear side of the second threaded rod 14 and one end of which is movably connected to the right side of the fixing block 182. A third bearing is fixedly installed on the right side of the fixing block 182. The worm 183 is rotatably connected to the right side of the fixing block 182 through the third bearing. A worm wheel 184 is fixedly installed on the outer side of the second threaded rod 14, which is located above the top mounting plate 6 and one end of which is meshed with the worm 183.

[0027] When in use, the left end of the nylon zipper is placed between the two clamping blocks 11 on the left, and then the left first servo motor 131 is started through an external controller to drive the left driving bevel gear 132 to rotate, and then the left first threaded rod 10 is driven to rotate through the left driven bevel gear 133, so as to drive the two clamping blocks 11 on the left to move relative to each other, so as to clamp and fix the left end of the nylon zipper, and then the right end of the nylon zipper is placed between the two clamping blocks 11 on the right, and similarly, the right first servo motor 131 is started to drive the two clamping blocks 11 on the right to move relative to each other, so as to clamp and fix the right end of the nylon zipper, and then the second servo motor 181 is started to drive the worm 183 to rotate, and then the second threaded rod 14 is driven to rotate through the worm gear 184, and the second threaded rod 14 will drive the traction block 16 to rotate during the rotation. The two connecting rods 17 drive the two moving blocks 8 to move in opposite directions, so as to straighten the nylon zipper and keep it taut, thereby facilitating the length detection of the nylon zipper, without manual straightening, thereby reducing labor intensity and facilitating the use of the user. Then, the detection camera 4 can be used to collect images of the nylon zipper, and the image information can be processed by the computer 5, such as filtering and denoising the image through the visual detection software in the computer 5, and then the target is identified, the target is segmented from the image, the edge of the target to be measured in the image is extracted, and the scanning method is used to solve the length of the nylon zipper to be measured, and the zipper produced is determined to be qualified according to the corresponding zipper production standard, and finally the detection result is output, so as to perform real-time online detection of the size of the zipper.

[0028] In summary, the nylon zipper size visual inspection device places the left end of the nylon zipper between the two clamping blocks 11 on the left, then starts the first servo motor 131 on the left to drive the left driving bevel gear 132 to rotate, and then drives the first threaded rod 10 on the left to rotate through the left driven bevel gear 133, so as to drive the two clamping blocks 11 on the left to move relative to each other, so as to clamp and fix the left end of the nylon zipper, and then places the right end of the nylon zipper between the two clamping blocks 11 on the right, and similarly, starts the first servo motor 131 on the right to drive the two clamping blocks 11 on the right to move relative to each other, so as to clamp and fix the right end of the nylon zipper, and then starts the second servo motor 181 to drive the worm 183 to rotate, and then drives the worm gear 184 to rotate. The second threaded rod 14 rotates, and the second threaded rod 14 drives the traction block 16 to move upward during the rotation, and then drives the two moving blocks 8 to move oppositely through the two connecting rods 17, so as to straighten the nylon zipper and keep it taut, thereby facilitating the length detection of the nylon zipper, and no manual straightening is required, thereby reducing labor intensity and facilitating the use of users, and solving the problem that the zipper cannot be fully straightened under natural conditions due to the easy deformation and bending of the zipper after production during use of the existing visual inspection device. In order to avoid affecting the length detection of the zipper, manual work is usually required to keep the zipper straight, which increases the workload of the staff and is not conducive to use.

[0029] It should be noted that, in this article, relational terms such as first and second, etc. are only used to distinguish one entity or operation from another entity or operation, and do not necessarily require or imply any such actual relationship or order between these entities or operations. Moreover, the terms "include", "comprise" or any other variants thereof are intended to cover non-exclusive inclusion, so that a process, method, article or device including a series of elements includes not only those elements, but also other elements not explicitly listed, or also includes elements inherent to such process, method, article or device. In the absence of further restrictions, the elements defined by the sentence "comprise a ..." do not exclude the existence of other identical elements in the process, method, article or device including the elements.

[0030] Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that various changes, modifications, substitutions and variations may be made to the embodiments without departing from the principles and spirit of the present invention, and that the scope of the present invention is defined by the appended claims and their equivalents.

Claims

1. A nylon zipper size visual inspection device, comprising a workbench (1), wherein support plates (2) are arranged on both the left and right sides of the bottom of the workbench (1), a U-shaped frame (3) is arranged on the top of the workbench (1), a detection camera (4) is arranged on the inner top wall of the U-shaped frame (3), and a computer (5) is arranged on the right side of the top of the U-shaped frame (3), characterized in that: Two mounting plates (6) are arranged between the two support plates (2) and are symmetrically distributed in the upper and lower parts. Rectangular holes (7) are arranged on the left and right sides of the top of the workbench (1). A moving block (8) having one end extending to the bottom of the workbench (1) and movably connected to the outer side of the top mounting plate (6) is arranged between the front and rear sides of the inner walls of the two rectangular holes (7). A mounting cavity (9) is arranged inside the two moving blocks (8). A first threaded rod (10) is arranged between the front and rear sides of the inner walls of the two mounting cavities (9). Clamping blocks (11) are arranged at the front and rear ends of the outer sides of the two first threaded rods (10). One end of the clamping blocks (11) on the left and right sides is movably connected to the inner bottom walls of the two mounting cavities (9) and the other end of the clamping blocks (11) on the left and right sides extends to the tops of the two moving blocks (8). The front sides of the inner bottom walls of the two mounting cavities (9) are connected to the two moving blocks (8) respectively arranged on the front sides. The mounting groove (12) is provided on the mounting plate (6), the inner bottom walls of the two mounting grooves (12) are each provided with a first driving assembly (13) having one end fixedly connected to the outer sides of the two first threaded rods (10), the top of the bottom mounting plate (6) is provided with a second threaded rod (14) having one end extending to the top of the top mounting plate (6), the second threaded rod (14) is located between the two moving blocks (8), two limiting rods (15) are provided between the two mounting plates (6) and are respectively located on the left and right sides of the second threaded rod (14), the outer side of the second threaded rod (14) is provided with a traction block (16) movably connected to the outer sides of the two limiting rods (15), the left and right sides of the traction block (16) are each provided with a connecting rod (17) having one end movably connected to the bottom of the two moving blocks (8), and the top of the top mounting plate (6) is provided with a second driving assembly (18) having one end fixedly connected to the outer side of the second threaded rod (14).

2. A nylon zipper size visual inspection device according to claim 1, characterized in that: The first drive assembly (13) comprises a first servo motor (131), the inner bottom walls of the two mounting grooves (12) are fixedly mounted with the first servo motor (131), the output shafts of the two first servo motors (131) respectively extend into the interior of the two mounting cavities (9) and are fixedly mounted with driving bevel gears (132), and the outer sides of the two first threaded rods (10) are fixedly mounted with driven bevel gears (133) located at the front side of the front clamping block (11) and one end of which is respectively meshed with the two driving bevel gears (132).

3. A nylon zipper size visual inspection device according to claim 1, characterized in that: The second driving assembly (18) comprises a second servo motor (181), the second servo motor (181) being fixedly mounted on the top of the mounting plate (6) and located on the right side of the second threaded rod (14), the fixing block (182) being fixedly mounted on the top of the mounting plate (6) and located on the left side of the second servo motor (181), the output shaft of the second servo motor (181) being fixedly mounted with a worm (183) being located on the rear side of the second threaded rod (14) and having one end movably connected to the right side of the fixing block (182), and the outer side of the second threaded rod (14) being fixedly mounted with a worm wheel (184) being located above the top mounting plate (6) and having one end meshing with the worm (183).

4. A nylon zipper size visual inspection device according to claim 1, characterized in that: First bearings are fixedly installed on both the front and rear sides of the inner walls of the two installation cavities (9); the first threaded rod (10) is rotatably connected to the inner wall of the installation cavity (9) via the first bearing; and the outer sides of the two first threaded rods (10) are provided with two sections of threads, and the two sections of threads are equal in length and opposite in direction.

5. The nylon zipper size visual inspection device according to claim 1, characterized in that: A second bearing is fixedly mounted on the top of the bottom mounting plate (6), and the second threaded rod (14) is rotatably connected to the top of the bottom mounting plate (6) via the second bearing.

6. A nylon zipper size visual inspection device according to claim 1, characterized in that: Rotating blocks are fixedly mounted on the left and right sides of the traction block (16) and the bottoms of the two moving blocks (8), and the connecting rod (17) is movably connected to the traction block (16) and the moving block (8) respectively through the rotating blocks.

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