Device for detecting adhesion stability of plating layer or coating

Abstract

The utility model relates to a plating layer or coating adhesion stability detection device which comprises a pressing frame, an unwinding roller, a winding roller, a winding driving mechanism, a lifting driving mechanism, a pressing seat, a pressing platform and a discharging platform. The winding roller is in transmission connection with the power output end of the winding driving mechanism, the lifting driving mechanism is installed on the pressing frame, the power output end of the lifting driving mechanism is arranged downwards, and the pressing seat is installed at the power output end of the lifting driving mechanism. The pressing base is located between the unwinding roller and the winding roller and can move up and down between the unwinding roller and the winding roller. The pressing platform is installed at the lower end of the pressing base, the discharging platform is installed on the pressing frame and located below the pressing platform, and the upper surface of the discharging platform is correspondingly matched with the lower surface of the pressing platform. The unwinding roller is provided with a reel adhesive tape, and the reel adhesive tape is unwound by the unwinding roller and wound by the winding roller after passing through the lower surface of the pressing platform.

Description

Technical Field

[0001] The utility model relates to a film tearing device, in particular to a device for detecting the adhesion stability of a plating layer or a coating. Background Art

[0002] Usually, the current glass products and screens of electronic products need to be plated with a coating or coated with an ink layer on their surface. In order to detect whether the coating or coating on the surface of the product is easy to fall off, the coating (or coating) on ​​the surface of the product is usually manually pasted with tape, and then left to stand for a certain period of time (relatively short) after pasting, and then the tape is manually torn off, and then observe whether there is a coating (or coating) pasted on the tape, and whether the coating (or coating) on ​​the surface of the product has fallen off; then continue to manually tape the coating (or coating) on ​​the surface of the product, and repeat the above operation many times to detect whether the coating or coating on the surface of the product is easy to fall off. This method of manually pasting adhesive tape to detect the adhesion stability of the coating or coating on the surface of the product has the disadvantages of low detection efficiency, inconvenient operation, and long time consumption. Utility Model Content

[0003] The problem to be solved by the utility model is to provide a device for detecting the adhesion stability of a plating or coating. The device for detecting the adhesion stability of a plating or coating is easy to operate, and can automatically apply and remove adhesive tape to the surface of a product, thereby effectively improving the detection efficiency.

[0004] In order to solve the above technical problems, the technical solutions adopted by the utility model are as follows:

[0005] A device for detecting the adhesion stability of a plating or coating, characterized in that it comprises a pressing frame, a unwinding roller, a winding roller, a winding drive mechanism, a lifting drive mechanism, a pressing seat, a pressing platform and a material discharge platform, the unwinding roller and the winding roller are arranged side by side and can be rotatably installed on the pressing frame, the winding drive mechanism is installed on the pressing frame, the winding roller is transmission-connected with the power output end of the winding drive mechanism, the lifting drive mechanism is installed on the pressing frame, the power output end of the lifting drive mechanism is arranged downward, the pressing seat is installed on the power output end of the lifting drive mechanism, the pressing seat is located between the unwinding roller and the winding roller and can move up and down between the unwinding roller and the winding roller; the pressing platform is installed on the lower end of the pressing seat, the material discharge platform is installed on the pressing frame and is located below the pressing platform, and the upper surface of the material discharge platform corresponds to the lower surface of the pressing platform. ; A roll of adhesive tape is provided on the unwinding roller, and the roll of adhesive tape is unwound by the unwinding roller, and is wound up by the winding roller after passing through the lower surface of the pressing platform; an elastic floating up and down fine-tuning mechanism is provided on the pressing seat, and the elastic floating up and down fine-tuning mechanism comprises a fine-tuning seat, a guide column, a compression spring and a guide hole arranged on the fine-tuning seat, the fine-tuning seat is installed on the pressing seat, the guide hole is in an up and down direction, the guide column is in the guide hole, the upper end of the guide column extends out from the upper end opening of the guide hole, and a limit ring is provided on the upper end of the guide column, and the limit ring is snap-fitted with the upper end opening edge of the guide hole; the lower end of the guide column is installed on the upper surface of the pressing platform, the compression spring is sleeved on the guide column, the compression spring is between the fine-tuning seat and the pressing platform, the upper end of the compression spring contacts and cooperates with the lower surface of the fine-tuning seat, and the lower end of the compression spring contacts and cooperates with the upper surface of the pressing platform.

[0006] When testing the adhesion stability of the plating or coating on the surface of the product, the product is placed on the unloading platform with the plating or coating on the surface of the product facing upward; the reeling roller is driven by the reeling drive mechanism to rotate, and the tape is reeled while the roll tape on the unwinding roller is unwound, so that the tape passing the lower surface of the pressing platform is in a tensioned state; then, the pressing seat is driven by the lifting drive mechanism to move downward between the unwinding roller and the reeling roller, driving the pressing platform and its tensioned tape to move downward, with the sticky side of the tape facing downward. Until the tape contacts the upper surface of the product and the tape is automatically attached to the upper surface of the product; after standing for a certain period of time (relatively short), the pressing seat is driven by the lifting drive mechanism to move upward between the unwinding roller and the winding roller, driving the pressing platform and its tensioned tape to move upward, so that the tape is automatically torn off from the upper surface of the product, and then observe whether there is a coating (or coating) attached to the tape, and whether the coating (or coating) on ​​the surface of the product has fallen off; repeat the above operation many times to automatically detect whether the coating or coating on the surface of the product is easy to fall off.

[0007] By arranging the compression spring between the fine-tuning seat and the pressing platform, the pressing platform can float up and down on the pressing seat for self-adjustment, so that the lower surface of the pressing platform can be evenly applied to the upper surface of the product being tested, and it can also provide a certain adaptability between product surfaces of different thicknesses or unevenness, further improving the taping efficiency.

[0008] The lifting drive mechanism may adopt a lifting cylinder, which is mounted on the pressing frame, the piston rod of the lifting cylinder extends downward, and the pressing seat is connected to the piston rod of the lifting cylinder. The winding drive mechanism may adopt a structure in which a winding motor cooperates with a reducer.

[0009] In the preferred embodiment, a pressing rubber pad is provided on the lower surface of the pressing platform, and the passing roll tape is located on the lower surface of the pressing rubber pad. Since the pressing rubber pad has a certain elasticity and softness, it can effectively buffer the pressure generated during the pressing process and prevent the hard pressing platform from directly contacting the surface of the product being tested, and can also apply more uniform pressure to the tape during the pressing process, especially when there are slight protrusions or depressions on the surface of the product being tested, the pressing rubber pad can adapt to these unevenness, ensuring that the tape can be evenly adhered to the entire contact surface, avoiding the situation where some areas are not firmly adhered.

[0010] In a preferred embodiment, the coating or plating adhesion stability detection device further includes two tape guide mechanisms, both of which are mounted on the pressing seat and are located on both sides of the pressing platform; the tape guide mechanism includes a tensioning roller and two guide rollers arranged side by side, the tensioning roller and the two guide rollers can be rotatably mounted on the pressing seat, and the tensioning roller is located above the two guide rollers, and the unwound roll tape passes between a tensioning roller and the two guide rollers, the lower surface of the pressing platform, and between another tensioning roller and the two guide rollers in sequence. Through the two tape guide mechanisms, the tape between the tensioning unwinding roller and the pressing platform, and between the pressing platform and the winding roller can be guided to ensure that the tape remains straight during transmission and to avoid problems such as wrinkles or offsets.

[0011] In a further preferred embodiment, the tape guide mechanism further includes a lifting drive unit capable of adjusting the height of the tensioning roller, the lifting drive unit including a lifting cylinder and a lifting seat, the cylinder body of the lifting cylinder is mounted on the pressing frame, the piston rod of the lifting cylinder is extended in a downward direction, the lifting seat is mounted on the end of the piston rod of the lifting cylinder and is located above the two guide rollers, and the tensioning roller is rotatably mounted on the lifting seat. The piston rod of the lifting cylinder extends downward, driving the lifting seat and the tensioning roller thereon to move up and down, and fine-tuning the height of the tensioning roller up and down, so that the tensioning roller can provide better tensioning force to keep the tape in a tensioned state during the lifting process.

[0012] In a preferred embodiment, the pressing frame is provided with a guide rail extending up and down, a slider is installed on the guide rail, and the slider is connected to the pressing seat. The pressing seat is guided by the guide rail to move up and down between the unwinding roller and the winding roller.

[0013] In a preferred embodiment, the adhesion stability detection device of the plating or coating further includes a moving mechanism capable of driving the pressing frame to translate and lift; the moving mechanism includes a bracket, an X-direction translation seat and a Y-direction lifting seat, the bracket is provided with an X-direction translation mechanism capable of driving the X-direction translation seat to translate along the X direction, the X-direction translation seat is provided with a Y-direction lifting mechanism capable of driving the Y-direction lifting seat to lift along the Y direction, the Y-direction lifting seat is provided with a Z-direction translation mechanism capable of driving the pressing frame to translate along the Z direction, and the pressing frame is installed on the power output end of the Z-direction translation mechanism. The X-direction translation seat, the Y-direction lifting mechanism, the Y-direction lifting seat, the Z-direction translation mechanism, the pressing frame and the pressing seat thereon, the pressing platform, and the tape are driven to move horizontally along the X-direction by the X-direction translation mechanism; the Y-direction lifting seat, the Z-direction translation mechanism, the pressing frame and the pressing seat thereon, the pressing platform, and the tape are driven to move up and down along the Y-direction by the Y-direction lifting mechanism; the Z-direction translation mechanism drives the pressing frame and the pressing seat thereon, the pressing platform, and the tape to move horizontally along the Z-direction, so as to cooperate with the lifting drive mechanism to drive the pressing seat to drive the pressing platform and its tensioned tape to move upward, so that the tape can automatically tear off the tape on the upper surface of the product from any direction.

[0014] Usually, the above-mentioned X-direction translation mechanism, Y-direction lifting mechanism, and Z-direction translation mechanism can all adopt a structure in which a drive motor, a guide rail, a slider, a rack and a gear cooperate with each other. The drive motor drives the gear to rotate, so that the translation seat (or lifting seat) moves horizontally (or moves up and down) along the guide rail under the drive of the engagement of the gear and the rack.

[0015] Generally, the specific structure of the above-mentioned moving mechanism can adopt the manipulator disclosed in the invention patent "Fully automatic accumulator weld detection equipment" with authorization announcement number CN118275537A and authorization announcement date May 28, 2024.

[0016] Compared with the prior art, the utility model has the following advantages:

[0017] This device for detecting the adhesion stability of a plating or coating is easy to operate and can automatically apply and remove tape from the surface of a product, which saves time and effectively improves detection efficiency. BRIEF DESCRIPTION OF THE DRAWINGS

[0018] Figure 1 It is a schematic diagram of the structure of an embodiment of the utility model;

[0019] Figure 2 yes Figure 1A front view of

[0020] Figure 3 yes Figure 1 Left view of . DETAILED DESCRIPTION

[0021] The present invention will be described in detail below with reference to the accompanying drawings and specific embodiments.

[0022] like Figure 1-3 As shown, the adhesion stability detection device of the plating or coating in this embodiment includes a pressing frame 1, a reeling roller 2, a reeling roller 3, a reeling drive mechanism 4, a lifting drive mechanism 5, a pressing seat 6, a pressing platform 7 and a material unloading platform 8. The reeling roller 2 and the reeling roller 3 are arranged side by side and can be rotatably installed on the pressing frame 1. The reeling drive mechanism 4 is installed on the pressing frame 1. The reeling roller 3 is transmission-connected to the power output end of the reeling drive mechanism 4. The lifting drive mechanism 5 is installed on the pressing frame 1. The lifting drive mechanism The power output end of 5 is set downward, the pressing seat 6 is installed on the power output end of the lifting drive mechanism 5, the pressing seat 6 is between the unwinding roller 2 and the winding roller 3 and can move up and down between the unwinding roller 2 and the winding roller 3; the pressing platform 7 is installed on the lower end of the pressing seat 6, the material discharge platform 8 is installed on the pressing frame 1 and is below the pressing platform 7, and the upper surface of the material discharge platform 8 corresponds to the lower surface of the pressing platform 7; the unwinding roller 2 is provided with a roll tape 9, and the roll tape 9 is discharged by the unwinding roller 2 The roll is rolled up and passed through the lower surface of the pressing platform 7 and then rolled up by the winding roller 3; the pressing seat 6 is provided with an elastic floating up and down fine-tuning mechanism 61, which includes a fine-tuning seat 611, a guide column 612, a compression spring 613 and a guide hole 614 arranged on the fine-tuning seat 611, the fine-tuning seat 611 is installed on the pressing seat 6, the guide hole 614 is in an up-down direction, the guide column 612 is in the guide hole 614, and the upper end of the guide column 612 extends from the upper end opening of the guide hole 614. A limit ring 615 is provided at the upper end of the guide column 612, and the limit ring 615 is snap-fitted with the upper opening edge of the guide hole 614; the lower end of the guide column 612 is installed on the upper surface of the pressing platform 7, and the compression spring 613 is sleeved on the guide column 612. The compression spring 613 is between the fine-tuning seat 611 and the pressing platform 7, and the upper end of the compression spring 613 is in contact with the lower surface of the fine-tuning seat 611, and the lower end of the compression spring 613 is in contact with the upper surface of the pressing platform 7.

[0023] When testing the adhesion stability of the coating or coating on the surface of the product, the product is placed on the unloading platform 8 so that the side with the coating or coating on the surface of the product faces upward; the reeling roller 3 is driven to rotate by the reeling drive mechanism 4 to drive the tape to be reeled while the roll tape 9 on the unwinding roller 2 is unwound, so that the tape passing through the lower surface of the pressing platform 7 is in a tensioned state; then, the pressing seat 6 is driven by the lifting drive mechanism 5 to move downward between the unwinding roller 2 and the reeling roller 3, driving the pressing platform 7 and its tensioned tape to move downward, and the sticky side of the tape is Downwards, until the tape contacts the upper surface of the product and the tape is automatically attached to the upper surface of the product; after standing for a certain period of time (relatively short), the pressing seat 6 is driven by the lifting drive mechanism 5 to move upward between the unwinding roller 2 and the winding roller 3, driving the pressing platform 7 and its tensioned tape to move upward, so that the tape is automatically torn off from the upper surface of the product, and then observe whether there is a coating (or coating) attached to the tape, and whether the coating (or coating) on ​​the surface of the product has fallen off; repeat the above operation many times to automatically detect whether the coating or coating on the surface of the product is easy to fall off.

[0024] By arranging the compression spring 613 between the fine-tuning seat 611 and the pressing platform 7, the pressing platform 7 can float up and down on the pressing seat 6 for self-adjustment, so that the lower surface of the pressing platform 7 can be evenly applied to the upper surface of the product to be inspected, and it can also provide a certain adaptability between product surfaces of different thicknesses or unevenness, further improving the taping efficiency.

[0025] The lifting drive mechanism 5 may be a lifting cylinder, which is mounted on the pressing frame 1, with the piston rod of the lifting cylinder extending downward, and the pressing seat 6 is connected to the piston rod of the lifting cylinder. The winding drive mechanism 4 may be a structure in which a winding motor and a reducer cooperate.

[0026] A pressing rubber pad 71 is provided on the lower surface of the pressing platform 7, and the passing roll tape 9 is located on the lower surface of the pressing rubber pad 71. Since the pressing rubber pad 71 has a certain elasticity and softness, it can effectively buffer the pressure generated during the pressing process and prevent the hard pressing platform 7 from directly contacting the surface of the product to be tested, and can also apply more uniform pressure to the tape during the pressing process, especially when there are slight protrusions or depressions on the surface of the product to be tested, the pressing rubber pad 71 can adapt to these unevenness, ensuring that the tape can be evenly adhered to the entire contact surface, avoiding the situation where some areas are not firmly adhered.

[0027] This embodiment also includes two tape guide mechanisms 62, both of which are installed on the pressing seat 6 and are located on both sides of the pressing platform 7; the tape guide mechanism 62 includes a tensioning roller 621 and two guide rollers 622 arranged side by side, the tensioning roller 621 and the two guide rollers 622 can be rotatably installed on the pressing seat 6, and the tensioning roller 621 is located above the two guide rollers 622. The unwound roll tape 9 passes between a tensioning roller 621 and the two guide rollers 622, the lower surface of the pressing platform 7, and between another tensioning roller 621 and the two guide rollers 622 in sequence. Through the two tape guide mechanisms 62, the tape between the tensioning unwinding roller 2 and the pressing platform 7, and between the pressing platform 7 and the winding roller 3 can be guided to ensure that the tape remains straight during the transmission process to avoid problems such as wrinkles or offsets.

[0028] The tape guide mechanism 62 also includes a lifting drive unit 623 capable of adjusting the height of the tensioning roller 621. The lifting drive unit 623 includes a lifting cylinder 6231 and a lifting seat 6232. The cylinder body of the lifting cylinder 6231 is installed on the pressing frame 1. The piston rod of the lifting cylinder 6231 is extended downward. The lifting seat 6232 is installed on the end of the piston rod of the lifting cylinder 6231 and is located above the two guide rollers 622. The tensioning roller 621 is rotatably installed on the lifting seat 6232. The piston rod of the lifting cylinder 6231 extends downward, driving the lifting seat 6232 and the tensioning roller 621 thereon to move up and down, and fine-tuning the height of the tensioning roller 621 up and down, so that the tensioning roller 621 can provide better tensioning force to keep the tape in a tensioned state during the lifting process.

[0029] The pressing frame 1 is provided with a guide rail 11 running up and down, and a slider 12 is installed on the guide rail 11, and the slider 12 is connected to the pressing seat 6. Through the guidance of the guide rail 11, the pressing seat 6 is moved up and down between the unwinding roller 2 and the winding roller 3.

[0030] The present embodiment further includes a moving mechanism 10 capable of driving the pressing frame 1 to translate and lift; the moving mechanism 10 includes a bracket (not shown in the figure), an X-direction translation seat 101 and a Y-direction lifting seat 102, the bracket is provided with an X-direction translation mechanism 103 capable of driving the X-direction translation seat 101 to translate along the X-direction, the X-direction translation seat 101 is provided with a Y-direction lifting mechanism 104 capable of driving the Y-direction lifting seat 102 to lift along the Y-direction, the Y-direction lifting seat 102 is provided with a Z-direction translation mechanism 105 capable of driving the pressing frame 1 to translate along the Z-direction, and the pressing frame 1 is installed on the power output end of the Z-direction translation mechanism 105. The X-direction translation seat 101, the Y-direction lifting mechanism 104, the Y-direction lifting seat 102, the Z-direction translation mechanism 105, the pressing frame 1 and the pressing seat 6 thereon, the pressing platform 7, and the adhesive tape are driven to move horizontally along the X-direction by the X-direction translation mechanism 103; the Y-direction lifting seat 102, the Z-direction translation mechanism 105, the pressing frame 1 and the pressing seat 6 thereon, the pressing platform 7, and the adhesive tape are driven to move up and down along the Y-direction by the Y-direction lifting mechanism 104; the Z-direction translation mechanism 105 drives the pressing frame 1 and the pressing seat 6 thereon, the pressing platform 7, and the adhesive tape to move horizontally along the Z-direction, so as to cooperate with the lifting drive mechanism 5 to drive the pressing seat 6 to drive the pressing platform 7 and its tensioned adhesive tape to move upward, so that the adhesive tape can automatically tear off the adhesive tape on the upper surface of the product from any direction.

[0031] Typically, the X-direction translation mechanism 103, the Y-direction lifting mechanism 104, and the Z-direction translation mechanism 105 may all adopt a structure in which a driving motor, a guide rail, a slider, a rack, and a gear cooperate with each other. The driving motor drives the gear to rotate, so that the translation seat (or lifting seat) moves horizontally (or moves up and down) along the guide rail driven by the meshing of the gear and the rack.

[0032] In addition, it should be noted that the names of the various parts of the specific embodiments described in this specification may be different, and any equivalent or simple changes made based on the structure, features and principles described in the utility model patent concept are included in the protection scope of the utility model patent. The technical personnel of the technical field to which the utility model belongs can make various modifications or supplements to the specific embodiments described or replace them in a similar manner, as long as they do not deviate from the structure of the utility model or exceed the scope defined by the claims, they should all fall within the protection scope of the utility model.

Claims

1. A device for detecting the adhesion stability of a plating or coating, characterized in that: The invention comprises a pressing frame, an unwinding roller, a winding roller, a winding drive mechanism, a lifting drive mechanism, a pressing seat, a pressing platform and a material discharging platform. The unwinding roller and the winding roller are arranged side by side and can be rotatably installed on the pressing frame. The winding drive mechanism is installed on the pressing frame. The winding roller is transmission-connected with the power output end of the winding drive mechanism. The lifting drive mechanism is installed on the pressing frame. The power output end of the lifting drive mechanism is arranged downward. The pressing seat is installed on the power output end of the lifting drive mechanism. The pressing seat is located between the unwinding roller and the winding roller and can move up and down between the unwinding roller and the winding roller. The pressing platform is installed on the lower end of the pressing seat. The material discharging platform is installed on the pressing frame and is located below the pressing platform. The upper surface of the material discharging platform corresponds to the lower surface of the pressing platform. A roll of adhesive tape is provided on the unwinding roller. The roll tape is unwound by an unwinding roller, and is reeled in by a reeling roller after passing through the lower surface of the pressing platform; an elastic floating up and down fine-tuning mechanism is provided on the pressing seat, and the elastic floating up and down fine-tuning mechanism includes a fine-tuning seat, a guide column, a compression spring and a guide hole arranged on the fine-tuning seat, the fine-tuning seat is installed on the pressing seat, the guide hole is in an up and down direction, the guide column is in the guide hole, the upper end of the guide column extends out from the upper end opening of the guide hole, and a limit ring is provided on the upper end of the guide column, and the limit ring is snap-fitted with the upper end opening edge of the guide hole; the lower end of the guide column is installed on the upper surface of the pressing platform, the compression spring is sleeved on the guide column, the compression spring is between the fine-tuning seat and the pressing platform, the upper end of the compression spring contacts and cooperates with the lower surface of the fine-tuning seat, and the lower end of the compression spring contacts and cooperates with the upper surface of the pressing platform.

2. The device for detecting the adhesion stability of a plating or coating as claimed in claim 1, characterized in that: A pressing rubber pad is provided on the lower surface of the pressing platform, and the passing roll tape is located on the lower surface of the pressing rubber pad.

3. The device for detecting the adhesion stability of a plating or coating as claimed in claim 1, characterized in that: It also includes two tape guiding mechanisms, which are both installed on the pressing seat and are respectively located on both sides of the pressing platform; the tape guiding mechanism includes a tensioning roller and two guide rollers arranged side by side, the tensioning roller and the two guide rollers can be rotatably installed on the pressing seat, and the tensioning roller is located above the two guide rollers. The unwound roll tape passes in sequence between a tensioning roller and the two guide rollers, the lower surface of the pressing platform, and between another tensioning roller and the two guide rollers.

4. The device for detecting the adhesion stability of a plating or coating as claimed in claim 3, characterized in that: The tape guiding mechanism also includes a lifting drive unit capable of adjusting the height of the tensioning roller, the lifting drive unit includes a lifting cylinder and a lifting seat, the cylinder body of the lifting cylinder is installed on the pressing frame, the extension direction of the piston rod of the lifting cylinder is set downward, the lifting seat is installed on the end of the piston rod of the lifting cylinder and is located above the two guide rollers, and the tensioning roller is rotatably installed on the lifting seat.

5. The device for detecting the adhesion stability of a plating or coating as claimed in claim 1, characterized in that: The pressing frame is provided with a guide rail extending up and down, a sliding block is installed on the guide rail, and the sliding block is connected with the pressing seat.

6. The device for detecting the adhesion stability of a plating or coating as claimed in claim 1, characterized in that: The invention also includes a moving mechanism capable of driving the pressing frame to translate and lift; the moving mechanism includes a bracket, an X-direction translation seat and a Y-direction lifting seat, the bracket is provided with an X-direction translation mechanism capable of driving the X-direction translation seat to translate along the X-direction, the X-direction translation seat is provided with a Y-direction lifting mechanism capable of driving the Y-direction lifting seat to lift along the Y-direction, the Y-direction lifting seat is provided with a Z-direction translation mechanism capable of driving the pressing frame to translate along the Z-direction, and the pressing frame is installed on the power output end of the Z-direction translation mechanism.

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