ACF product reverse stripping detection device
By designing a fully automated ACF product reverse stripping detection device, using CCD detection equipment and drive motors, the problems of low manual detection efficiency and poor accuracy in the existing technology are solved, and efficient and stable ACF product detection is achieved to prevent reverse stripping phenomenon The occurrence of
Patent Information
- Application Number
- CN202420902323.9
- Authority / Receiving Office
- CN · China
- Patent Type
- Utility models(China)
- Current Assignee / Owner
- Filing Date
- 2024-04-28
- Publication Date
- 2025-01-14
- Estimated Expiration
- 2034-04-28
AI Technical Summary
In the prior art, the reverse peeling detection of ACF products mainly relies on artificial naked eye detection, and there are problems of low efficiency, poor accuracy and inconsistent pulling power, resulting in low detection efficiency and possible reverse peeling phenomena.
An ACF product reverse peeling detection device including unwinding components, winding components and detection equipment was designed. The CCD detection equipment and driving motor were used to achieve fully automated inspection, and the ACF product was made by rotating the unwinding and winding reels. Transported in the through hole of the stabilizer block, preventing jitter offsets, and performing appearance detection at specific rotation speeds.
It improves detection efficiency and accuracy, ensures the stability of the ACF product transmission process, reduces the occurrence of reverse peeling, replaces manual testing, and improves the level of detection automation.
Smart Images
Figure CN222353771U_ABST
Abstract
Description
Technical Field
[0001] The utility model specifically relates to an ACF product reverse peeling detection device. Background Art
[0002] During the manufacturing process of the display, it is necessary to coat the edge of the panel or PWB (printed circuit board) with ACF (asymmetrical conductive film), and then press the driver IC (integrated circuit) chip or FPC (flexible printed circuit board) onto the panel or PWB through the ACF.
[0003] After the ACF product is manufactured, the parts attached to the panel may be detached from the panel, which is called reverse peeling. Therefore, before using the ACF product, it is necessary to inspect its appearance.
[0004] In the prior art, the reverse peeling detection method for ACF products is mostly manual detection, and it relies entirely on naked eye detection, which may result in missed detection / false detection and low efficiency. In addition, during the detection process, the ACF product needs to be manually pulled, which may cause problems such as inconsistent pulling force and angle, thus causing reverse peeling of the ACF product. Utility Model Content
[0005] The technical problem to be solved by the utility model is to provide an ACF product reverse peeling detection device in view of the above-mentioned deficiencies in the prior art. The ACF product reverse peeling detection device can quickly and efficiently perform appearance detection on the ACF product with high accuracy.
[0006] In order to solve the above problems, the utility model adopts the following technical solutions:
[0007] An ACF product reverse peeling detection device includes an unwinding component, a winding component, and a detection device. The unwinding component includes an unwinding reel, the winding component includes a winding reel, the detection device is arranged between the unwinding reel and the winding reel, and the ACF product is wound on the unwinding reel. When the unwinding reel and the winding reel rotate, the ACF product moves from the unwinding reel toward the winding reel and is wound on the winding reel. The detection device is used to perform appearance detection on the passing ACF product.
[0008] Preferably, the unwinding reel and the winding reel are completely the same in size and shape, and are installed at the same height; the movement trajectory of the ACF product from the unwinding reel toward the winding reel is a horizontal straight line.
[0009] Preferably, the ACF product reverse peeling detection device further comprises a stabilizing block, which is arranged between the unwinding reel and the winding reel, and the ACF product passes through a through hole of the stabilizing block to prevent the ACF product from shaking and deviating during movement.
[0010] Preferably, two stabilizing blocks are provided, and the two stabilizing blocks are respectively arranged on both sides of the detection device.
[0011] Preferably, the detection device uses CCD.
[0012] Preferably, the unwinding assembly also includes a mounting bracket, a first bearing, and a first fastening rubber ring. The first bearing is stepped and includes a large diameter section and a small diameter section. The unwinding reel is provided with a center hole. The diameter of the center hole is larger than the diameter of the small diameter section of the first bearing and smaller than the diameter of the large diameter section of the first bearing. The small diameter section of the first bearing passes through the center hole of the unwinding reel and is connected to the unwinding reel. The first fastening rubber ring is installed on the outer end surface of the small diameter section to fix the unwinding reel and the first bearing. The mounting bracket includes a base and a fixed shaft. The fixed shaft is fixedly arranged on the base. The first bearing is sleeved on the fixed shaft and can rotate relative to the fixed shaft.
[0013] Preferably, the winding assembly also includes a driving motor, a second bearing, and a second fastening rubber ring. The second bearing is stepped, including a large diameter section and a small diameter section. The winding reel is provided with a center hole. The diameter of the center hole is larger than the diameter of the small diameter section of the second bearing and smaller than the diameter of the large diameter section of the second bearing. The small diameter section of the second bearing passes through the center hole of the winding reel and is connected to the winding reel. The second fastening rubber ring is installed on the outer end surface of the small diameter section to fix the winding reel and the second bearing. The second bearing is fixedly installed on the output shaft of the driving motor, and the driving motor is used to drive the winding reel to rotate.
[0014] Preferably, the rotation speed range of the winding reel and the unwinding reel is 30-40r / min.
[0015] The ACF product reverse peeling detection device in the utility model adopts fully automated equipment to replace manual detection, which greatly improves the detection efficiency and increases the detection accuracy, and can ensure the stability of the ACF product during the transmission process and prevent the ACF product from reverse peeling during the detection process. BRIEF DESCRIPTION OF THE DRAWINGS
[0016] Figure 1 It is a structural schematic diagram of the ACF product reverse peeling detection device in Example 1 of the utility model;
[0017] Figure 2 It is a schematic diagram of the structure of the mounting bracket in Embodiment 1 of the utility model;
[0018] Figure 3 It is a front view of the first bearing in Embodiment 1 of the present utility model;
[0019] Figure 4 is a top view of the first bearing in Embodiment 1 of the present utility model;
[0020] Figure 5 It is a structural schematic diagram of the unwinding assembly in Example 1 of the utility model.
[0021] In the figure: 100 - unwinding reel, 110 - first bearing, 120 - first fastening rubber ring, 130 - base, 131 - fixed shaft, 200 - winding reel, 300 - stabilizing block, 400 - CCD detection equipment. DETAILED DESCRIPTION
[0022] The following will be combined with the drawings in the utility model to clearly and completely describe the technical solution in the utility model. Obviously, the described embodiments are part of the embodiments of the utility model, but 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 the utility model.
[0023] In the description of the present invention, it should be noted that the directions or positional relationships indicated by “upper” and the like are based on the directions or positional relationships shown in the accompanying drawings and are only for the convenience and simplification of the description. They do not indicate or imply that the device or element referred to must have a specific direction, be constructed and operated in a specific direction. Therefore, they cannot be understood as a limitation on the present invention.
[0024] In the description of the present invention, the terms "first" and "second" are used for descriptive purposes only and should not be understood as indicating or implying relative importance.
[0025] In the description of the present invention, it should be noted that, unless otherwise clearly specified and limited, the terms "connection", "setting", "installation", "fixation" and the like should be understood in a broad sense, for example, it can be a fixed connection or a detachable connection, or an integral connection; it can be a direct connection or an indirect connection through an intermediate medium, or it can be the internal communication of two components. For those skilled in the art, the specific meanings of the above terms in the present invention can be understood according to the specific circumstances.
[0026] The utility model provides an ACF product reverse peeling detection device, comprising an unwinding component, a rewinding component, and a detection device, wherein the unwinding component comprises an unwinding reel, the rewinding component comprises a rewinding reel, the detection device is arranged between the unwinding reel and the rewinding reel, the ACF product is wound on the unwinding reel, when the unwinding reel and the rewinding reel rotate, the ACF product moves from the unwinding reel toward the rewinding reel and is wound on the rewinding reel, and the detection device is used to perform appearance detection on the ACF product passing through.
[0027] Example 1
[0028] like Figure 1 As shown, this embodiment discloses an ACF product reverse peeling detection device, including an unwinding assembly, a winding assembly, and a detection device. The unwinding assembly includes an unwinding reel 100, and the winding assembly includes a winding reel 200. The detection device is arranged between the unwinding reel 100 and the winding reel 200, and the ACF product is wound on the unwinding reel 100. When performing reverse peeling detection on the ACF, it is necessary to pull out a section of the ACF product and pull it toward the direction of the winding reel 200, and then wind the ACF product on the winding reel 200. When the unwinding reel 100 and the winding reel 200 rotate, the ACF product moves from the unwinding reel 100 to the winding reel 200 and is wound on the winding reel 200. The detection device is used to perform appearance inspection on the ACF product passing through.
[0029] In this embodiment, the winding reel 200 and the winding reel 200 are both in the shape of a disc, and an annular groove is provided at the radial outer end of both, and the ACF product is wound in the annular groove of the winding reel 200 and the winding reel 200. The size and shape of the two are exactly the same, and the two are installed at the same height position, so as to ensure that the movement trajectory of the ACF product when it moves from the unwinding reel 100 to the winding reel 200 is a horizontal straight line, thereby preventing the ACF product from tilting at an angle during the detection process and causing reverse peeling.
[0030] Optionally, the ACF product reverse peeling detection device also includes a stabilizing block 300, which is arranged between the unwinding reel 100 and the winding reel 200. The stabilizing block 300 is an annular structure with a through hole in the middle, and is arranged on the movement path of the ACF product. The ACF product passes through the through hole of the stabilizing block 300 to prevent the ACF product from shaking and deviating during movement, thereby further ensuring that the ACF product remains level during transportation.
[0031] Furthermore, two stabilizing blocks 300 are provided, and the two stabilizing blocks 300 are respectively arranged on both sides of the testing device, so as to ensure that the ACF product can be kept level on both sides of the testing device.
[0032] Optionally, the detection device adopts a CCD detection device 400, which is arranged on the movement route of the ACF product and is used to take pictures of the ACF product passing by it, so as to retain bad pictures and issue an alarm.
[0033] like Figure 2 , 3 As shown in , 4 and 5, specifically, the unwinding assembly further includes a mounting bracket, a first bearing 110, and a first tightening rubber ring 120; the first bearing 110 is stepped, including a large diameter section and a small diameter section, the unwinding reel 100 is provided with a central hole, the diameter of the central hole is larger than the diameter of the small diameter section of the first bearing 110, and smaller than the diameter of the large diameter section of the first bearing 110, the small diameter section of the first bearing 110 passes through the central hole of the unwinding reel 100 and is connected to the unwinding reel 100, the unwinding reel 100 overlaps the outer end surface of the large diameter section of the first bearing 110, and the first tightening rubber ring 120 is tightly clamped on the outer end surface of the small diameter section to fix the unwinding reel 100 and the first bearing 110. The mounting bracket includes a base 130 and a fixed shaft 131, the fixed shaft 131 is fixedly arranged on the base 130 and arranged along the horizontal direction, the first bearing 110 is sleeved on the fixed shaft 131, and can rotate relative to the first bearing 110.
[0034] Furthermore, the winding assembly also includes a driving motor, a second bearing, and a second tightening rubber ring. The second bearing is stepped, and its shape and size are exactly the same as those of the first bearing 110, including a large diameter section and a small diameter section. The winding reel 200 is provided with a center hole, and the diameter of the center hole is larger than the diameter of the small diameter section of the second bearing, and smaller than the diameter of the large diameter section of the second bearing. The small diameter section of the second bearing passes through the center hole of the winding reel 200 and is connected to the winding reel 200. The winding reel 200 overlaps the outer end surface of the large diameter section of the second bearing, and the second tightening rubber ring is installed on the outer end surface of the small diameter section to fix the winding reel 200 and the second bearing. When in use, the second bearing is fixedly installed on the output shaft of the driving motor, and the driving motor is used to drive the winding reel 200 to rotate.
[0035] In this embodiment, the unwinding reel 100 and the winding reel 200 are both detachably mounted on the fixed shaft 131 and the output shaft of the driving motor through bearings, which has the characteristics of convenient installation and disassembly.
[0036] In this embodiment, the rotation speed range of the winding reel and the unwinding reel is 30-40 r / min. Within this speed range, the CCD detection device 400 can clearly capture the moving ACF product, thereby effectively detecting the reverse peeling of the ACF product.
[0037] The use process of the ACF product reverse peeling detection device in this embodiment is as follows:
[0038] First, the unwinding reel 100 with the ACF product wound thereon is connected to the first bearing 110 through the first fastening rubber ring 120, and then mounted on the fixed shaft 131;
[0039] Then, the winding reel 200 is connected to the second bearing through the second fastening rubber ring, and then fixedly mounted on the output shaft of the driving motor;
[0040] Pull out a section of the ACF product from the unwinding reel 100, pass it through the stabilizing blocks 300 on both sides of the CCD detection device 400, and finally wind it on the winding reel 200;
[0041] Turn on the CCD detection device 400, start the drive motor, adjust the speed of the drive motor to 30-40r / min, and the CCD detection device 400 performs reverse peeling detection on the ACF product;
[0042] After the inspection is completed, the defective pictures are saved and recorded on the corresponding form.
[0043] The ACF product reverse peeling detection device in this embodiment adopts fully automated equipment to replace manual detection, which greatly improves the detection efficiency and increases the detection accuracy. It can also ensure the stability of the ACF product during transmission and prevent the ACF product from reverse peeling during the detection process.
[0044] In addition, the stabilizing block 300 can further ensure the stability of the ACF product during the transmission process and ensure the horizontal movement of the ACF product.
[0045] It is understood that the above embodiments are merely exemplary embodiments used to illustrate the principles of the present invention, but the present invention is not limited thereto. For those skilled in the art, various modifications and improvements can be made without departing from the spirit and essence of the present invention, and these modifications and improvements are also considered to be within the scope of protection of the present invention.
Claims
1. An ACF product reverse peeling detection device, characterized in that: Including unwinding components, rewinding components, and testing equipment, The unwinding assembly comprises an unwinding reel (100), and the winding assembly comprises a winding reel (200). The detection device is arranged between the unwinding reel (100) and the winding reel (200). The ACF product is wound on the unwinding reel (100). When the unwinding reel (100) and the winding reel (200) rotate, the ACF product moves from the unwinding reel (100) toward the winding reel (200) and is wound on the winding reel (200). The inspection device is used to perform appearance inspection on the ACF products passing through.
2. The ACF product reverse peeling detection device according to claim 1, characterized in that: The unwinding reel (100) and the winding reel (200) are completely identical in size and shape, and are installed at the same height; The movement trajectory of the ACF product from the unwinding reel (100) toward the winding reel (200) is a horizontal straight line.
3. The ACF product reverse peeling detection device according to claim 2, characterized in that: It also includes a stabilizing block (300), which is arranged between the unwinding reel (100) and the winding reel (200), and the ACF product passes through a through hole of the stabilizing block (300) to prevent the ACF product from shaking or deviating during movement.
4. The ACF product reverse peeling detection device according to claim 3, characterized in that: Two stabilizing blocks (300) are provided, and the two stabilizing blocks (300) are respectively arranged on both sides of the detection device.
5. The ACF product reverse peeling detection device according to claim 1, characterized in that: The detection device adopts CCD.
6. The ACF product reverse peeling detection device according to claim 1, characterized in that: The unwinding assembly further comprises a mounting bracket, a first bearing (110), a first fastening rubber ring (120), The first bearing (110) is stepped and includes a large diameter section and a small diameter section. The unwinding reel (100) is provided with a center hole. The diameter of the center hole is larger than the diameter of the small diameter section of the first bearing (110) and smaller than the diameter of the large diameter section of the first bearing (110). The small diameter section of the first bearing (110) passes through the center hole of the unwinding reel (100) and is connected to the unwinding reel (100). The first fastening rubber ring (120) is installed on the outer end surface of the small diameter section to fix the unwinding reel (100) and the first bearing (110). The mounting bracket comprises a base (130) and a fixed shaft (131); the fixed shaft (131) is fixedly arranged on the base (130); the first bearing (110) is sleeved on the fixed shaft (131) and can rotate relative to the fixed shaft (131).
7. The method according to claim 6, characterized in that: The winding assembly also includes a driving motor, a second bearing, and a second fastening rubber ring. The second bearing is stepped and comprises a large diameter section and a small diameter section. The winding reel (200) is provided with a central hole. The diameter of the central hole is larger than the diameter of the small diameter section of the second bearing and smaller than the diameter of the large diameter section of the second bearing. The small diameter section of the second bearing passes through the central hole of the winding reel (200) and is connected to the winding reel (200). The second fastening rubber ring is mounted on the outer end surface of the small diameter section to fix the winding reel (200) and the second bearing. The second bearing is fixedly mounted on the output shaft of the driving motor, and the driving motor is used to drive the winding reel (200) to rotate.
8. The ACF product reverse peeling detection device according to any one of claims 1 to 7, characterized in that: The rotation speed range of the winding reel and the unwinding reel is 30-40r / min.