Winding device for wafer cutting protective film

Abstract

The utility model discloses a winding device for a wafer cutting protective film. The winding device comprises a base, and a material box is fixedly installed at the upper end of the base. And the discharging port is fixedly connected to the outer side of the material box, the inner side of the discharging port is connected with a film body, and the tail end of the film body is arranged on the outer side of the winding roller in a winding mode. According to the winding device for the wafer cutting protective film, dust removal rollers are arranged on the upper side and the lower side of the protective film, dust on the outer surface of the protective film is cleaned and removed through the dust removal rollers, when the protective films with different thicknesses need to be used, a clamping rod is pulled manually, the tail end of the clamping rod is separated from a clamping groove, and after separation, the clamping rod is pulled manually; the rotating disc is in a movable state, the rotating disc is manually rotated to drive the different-direction threaded rod to rotate, the different-direction threaded rod rotates to drive the upper threaded connector and the lower threaded connector to move in the opposite direction or in the back-to-back direction, and therefore the distance between the two dust removal rollers is adjusted, and the dust removal device is suitable for being used by protective films with different thicknesses.

Description

Technical Field

[0001] The utility model relates to the technical field of protective film winding, in particular to a winding device for a wafer cutting protective film. Background Technique

[0002] The wafer cutting protective film is a highly sticky protective film, mainly composed of films such as PVC, PET, and PO and special adhesives. This protective film is pasted on the surface of the wafer during the wafer cutting process to prevent the wafer from being scratched, contaminated, oxidized and other damages. After the production of the protective film is completed, it needs to be wound to facilitate subsequent use, and a winding device is required for winding it.

[0003] A protective film winding device with an automatic reel change, with the application number CN202122628040.9, relates to the technical field of protective film winding. It includes a base. One side of the top of the base is fixedly connected with a first support frame. The top of the first support frame is rotatably connected with an air shaft. The other side of the top of the base is fixedly connected with a second support frame. One side of the second support frame is slidably connected with a reel storage box. The bottom of the reel storage box is fixedly connected with a blanking pipeline. Both sides of the bottom of the blanking pipeline are rotatably connected with baffle plates. A torsion spring for resetting the baffle plate is provided at the rotation connection of the baffle plate and the blanking pipeline. The middle of the top of the base is slidably connected with a reel replacement mechanism through an electric slide rail. This protective film winding device with an automatic reel change completes the replacement of the reel by clamping and conveying the reel through the reel replacement structure, improves the reel replacement efficiency, and thus improves the production efficiency.

[0004] This device is provided with a structure convenient for replacing the reel, but this device does not have a dust removal structure. After the production of the protective film is completed, certain impurities and dust will adhere to its outer surface. If these dust and impurities are not cleaned, it will affect the subsequent use effect of the protective film.

[0005] In view of the above problems, it is urgent to innovate and design on the basis of the original structure of the winding device for the wafer cutting protective film. Content of the Utility Model

[0006] The purpose of the utility model is to provide a winding device for a wafer cutting protective film, so as to solve the problem proposed in the above background technique that this device does not have a dust removal structure. After the production of the protective film is completed, certain impurities and dust will adhere to its outer surface. If these dust and impurities are not cleaned, it will affect the subsequent use effect of the protective film.

[0007] To achieve the above object, the utility model provides the following technical solutions: A winding device for a wafer cutting protective film, including a base, a material box is fixedly installed at the upper end of the base; a discharge port, the discharge port is fixedly connected to the outside of the material box, and a film body is connected to the inside of the discharge port, and the tail end of the film body is wound around the outside of a winding roller; a dust removal component, the dust removal component is arranged on the upper and lower sides of the film body; a replacement component, the replacement component is connected to the winding roller; wherein, through the dust removal component, the dust adhered to the outside of the film body can be cleaned; through the replacement component, the used winding roller can be replaced.

[0008] Preferably, the dust removal component includes a support frame, an oppositely threaded screw rod, a threaded connector and a dust removal roller. The support frame is fixedly installed at the upper end of the base, and an oppositely threaded screw rod is rotatably connected inside the support frame. Threaded connectors are connected to both ends of the oppositely threaded screw rod. A dust removal roller is fixedly connected to the outside of the threaded connector, and two groups of dust removal rollers are symmetrically arranged up and down about the midpoint of the film body.

[0009] Preferably, the dust removal component further includes a guide rod and a guide block. The guide rod is fixedly installed inside the support frame, and a guide block is slidably connected to the outside of the guide rod, and the guide block is connected to the side end of the dust removal roller.

[0010] Preferably, the dust removal component further includes a rotating disc and a card slot. The rotating disc is fixedly installed at the top of the oppositely threaded screw rod, and card slots are equiangularly opened inside the rotating disc.

[0011] Preferably, the dust removal component further includes a fixing plate, a telescopic spring and a clamping rod. The fixing plate is fixedly installed at the upper end of the support frame, and a telescopic spring is fixedly connected to the outside of the fixing plate. The tail end of the telescopic spring is fixedly connected to a clamping rod, and the clamping rod passes through the inside of the fixing plate, and the tail end of the clamping rod is connected to the card slot.

[0012] Preferably, the replacement component includes a fixing frame, a pressing plate, a notch and a cross slot. The fixing frame is fixedly installed at the upper end of the base, and a pressing plate is fixedly connected to the outside of the fixing frame, and a notch is opened inside the pressing plate. A cross slot is rotatably connected inside the notch, and a winding roller is fixedly connected to the outside of the cross slot.

[0013] Preferably, the replacement component further includes a servo motor and a chuck. The servo motor is fixedly installed on the outside of the fixing frame, and a chuck is fixedly connected to the output end of the servo motor, and the chuck and the cross slot form a clamping structure.

[0014] Preferably, the replacement component further includes a support plate, a limiting spring, a limiting disc and a rotating chassis. The support plate is fixedly connected to the outside of the pressing plate, and a limiting disc is connected to the inside of the support plate through a plurality of limiting springs. The rotating chassis is rotatably connected to the inside of the limiting disc, and the inside of the rotating chassis is connected to the winding roller.

[0015] Compared with the prior art, the beneficial effects of the present utility model are that the winding device for the wafer cutting protective film is provided with:

[0016] 1. A dust removal structure. This structure is provided with dust removal rollers on both the upper and lower sides of the protective film. Through the dust removal rollers, the dust on the outer surface of the protective film is cleaned and removed. When it is necessary to use protective films of different thicknesses, by manually pulling the clamping rod, the tail end of the clamping rod is separated from the card slot. After separation, the rotating disc is in a movable state. By manually rotating the rotating disc, the reverse threaded rod is driven to rotate. The rotation of the reverse threaded rod will drive the upper and lower groups of threaded connectors to move towards each other or away from each other, so as to adjust the distance between the two dust removal rollers to adapt to the use of protective films of different thicknesses;

[0017] Furthermore, after the distance adjustment is completed, release the clamping rod. The clamping rod is reset by the elastic force of the telescopic spring, so that the tail end of the clamping rod is engaged with the corresponding card slot inside the rotating disc, thereby fixing the rotating disc and preventing the two dust removal rollers outside the threaded connector from moving;

[0018] 2. A structure for facilitating the replacement of the winding roller. When the film body on the outer side of the winding roller is completely wound, by manually pulling the limit disc, the limit disc is squeezed to move towards the support plate against the limit spring. Subsequently, the cross slot on the outer side of the winding roller is slid from inside the notch, and the used winding roller can be taken out;

[0019] Furthermore, when it is necessary to replace a new winding roller, first slide the cross slot into the notch inside, and make the bayonet inside the cross slot and the block on the outer side of the chuck keep the same angle. Subsequently, release the limit disc. The limit disc is reset by the elastic force of the limit spring, so that the rotating chassis inside the limit disc is connected to the outer side of the winding roller and pushes the cross slot on the outer side of the winding roller to be engaged inside the chuck. After the engagement is completed, operate the servo motor. The output end of the servo motor drives the chuck to rotate. Through the rotation of the chuck, the connected winding roller can be driven to rotate together, so as to wind the film body. Through the above structure, the effect of facilitating the replacement of the winding roller is achieved. BRIEF DESCRIPTION OF THE DRAWINGS

[0020] Figure 1 is the overall three-dimensional structure schematic diagram of the present utility model;

[0021] Figure 2 is the overall front view structure schematic diagram of the present utility model;

[0022] Figure 3 is the three-dimensional structure schematic diagram of the dust removal roller of the present utility model;

[0023] Figure 4 is the present utility model Figure 2 the enlarged structure schematic diagram at position A in;

[0024] Figure 5 Schematic three-dimensional structure diagram of the support plate of the present utility model;

[0025] Figure 6 Schematic exploded structure diagram of the chuck and the cross slot of the present utility model.

[0026] In the figure: 1, base; 2, material box; 3, discharge port; 4, film body; 5, winding roller; 6, dust removal assembly; 601, support frame; 602, reverse threaded rod; 603, threaded connector; 604, dust removal roller; 605, guide rod; 606, guide block; 607, rotating disc; 608, card slot; 609, fixing plate; 610, telescopic spring; 611, clamping rod; 7, replacement assembly; 701, fixing frame; 702, pressing plate; 703, notch; 704, servo motor; 705, chuck; 706, support plate; 707, limiting spring; 708, limiting disc; 709, rotating chassis; 710, cross slot. Specific embodiments

[0027] Next, the technical solutions in the embodiments of the present utility model will be clearly and completely described in conjunction with the accompanying drawings in the embodiments of the present utility model. Obviously, the described embodiments are only a part of the embodiments of the present utility model, rather than all of the embodiments. Based on the embodiments of the present utility model, all other embodiments obtained by those of ordinary skill in the art without creative efforts shall fall within the protection scope of the present utility model.

[0028] Please refer to Figures 1-6 , the present utility model provides a technical solution: a winding device for a wafer cutting protective film, including:

[0029] Embodiment 1: As Figures 1-4 shown in the technical solution, the present utility model provides a technical solution: a winding device for a wafer cutting protective film, which discloses: a base 1, a material box 2 is fixedly installed on the upper end of the base 1; a discharge port 3, the discharge port 3 is fixedly connected to the outside of the material box 2, and a film body 4 is connected to the inside of the discharge port 3, and the tail end of the film body 4 is wound around the outside of the winding roller 5; a dust removal assembly 6, the dust removal assembly 6 is arranged on the upper and lower sides of the film body 4; a replacement assembly 7, the replacement assembly 7 is connected to the winding roller 5; wherein, through the dust removal assembly 6, the dust adhered to the outside of the film body 4 can be cleaned; through the replacement assembly 7, the used winding roller 5 can be replaced;

[0030] The dust removal assembly 6 includes a support frame 601, an oppositely threaded rod 602, a threaded connector 603, and a dust removal roller 604. The support frame 601 is fixedly installed at the upper end of the base 1, and the oppositely threaded rod 602 is rotatably connected to the inside of the support frame 601. Threaded connectors 603 are threadedly connected to both ends of the oppositely threaded rod 602. A dust removal roller 604 is fixedly connected to the outside of the threaded connector 603, and two groups of dust removal rollers 604 are symmetrically arranged up and down about the midpoint of the film body 4; The dust removal assembly 6 further includes a guide rod 605 and a guide block 606. The guide rod 605 is fixedly installed inside the support frame 601, and a guide block 606 is slidably connected to the outside of the guide rod 605, and the guide block 606 is connected to the side end of the dust removal roller 604; The dust removal assembly 6 further includes a rotating disk 607 and a card slot 608. The rotating disk 607 is fixedly installed at the top of the oppositely threaded rod 602, and card slots 608 are equiangularly opened inside the rotating disk 607; The dust removal assembly 6 further includes a fixing plate 609, a telescopic spring 610, and a clamping rod 611. The fixing plate 609 is fixedly installed at the upper end of the support frame 601, and a telescopic spring 610 is fixedly connected to the outside of the fixing plate 609. The tail end of the telescopic spring 610 is fixedly connected to a clamping rod 611, and the clamping rod 611 passes through the inside of the fixing plate 609, and the tail end of the clamping rod 611 is connected to the card slot 608;

[0031] This structure sets dust removal rollers 604 on both the upper and lower sides of the film body 4, and the dust on the outer surface of the film body 4 is cleaned and removed through the dust removal rollers 604. When it is necessary to use film bodies 4 of different thicknesses, by manually pulling the clamping rod 611, the tail end of the clamping rod 611 is separated from the card slot 608. After separation, the rotating disk 607 is in an active state. By manually rotating the rotating disk 607, the oppositely threaded rod 602 is driven to rotate. The rotation of the oppositely threaded rod 602 will drive the two groups of threaded connectors 603 to move towards or away from each other, so as to adjust the distance between the two groups of dust removal rollers 604 to adapt to the use of film bodies 4 of different thicknesses. When the distance between the dust removal rollers 604 is adjusted, release the clamping rod 611, and the clamping rod 611 is reset by the elastic force of the telescopic spring 610, so that the tail end of the clamping rod 611 is engaged with the corresponding card slot 608 inside the rotating disk 607, so that the rotating disk 607 is fixed, avoiding the movement of the two groups of dust removal rollers 604 outside the threaded connector 603.

[0032] Embodiment 2: As Figures 1-2 、 Figures 5-6In the technical solution shown, the present utility model provides a technical solution: a winding device for a wafer cutting protective film, and discloses that: the replacement component 7 includes a fixing frame 701, a pressing plate 702, a notch 703 and a cross slot 710. The fixing frame 701 is fixedly installed on the upper end of the base 1, and a pressing plate 702 is fixedly connected to the outside of the fixing frame 701. A notch 703 is formed inside the pressing plate 702. A cross slot 710 is rotatably connected inside the notch 703, and a winding roller 5 is fixedly connected to the outside of the cross slot 710. The replacement component 7 further includes a servo motor 704 and a chuck 705. The servo motor 704 is fixedly installed on the outside of the fixing frame 701, and a chuck 705 is fixedly connected to the output end of the servo motor 704. The chuck 705 and the cross slot 710 form a clamping structure. The replacement component 7 further includes a support plate 706, a limiting spring 707, a limiting disc 708 and a rotating chassis 709. The support plate 706 is fixedly connected to the outside of the pressing plate 702. A limiting disc 708 is connected inside the support plate 706 through a plurality of groups of limiting springs 707. A rotating chassis 709 is rotatably connected inside the limiting disc 708, and the inside of the rotating chassis 709 is connected to the winding roller 5.

[0033] When the film body 4 on the outside of the winding roller 5 is completely wound, by manually pulling the limiting disc 708, the limiting disc 708 is made to squeeze the limiting spring 707 and move towards the support plate 706. Subsequently, the cross slot 710 on the outside of the winding roller 5 is slid out from inside the notch 703, and the used winding roller 5 can be taken out. When a new winding roller 5 needs to be replaced, first slide the cross slot 710 into the notch 703 and make the bayonet inside the cross slot 710 and the block on the outside of the chuck 705 maintain the same angle. Subsequently, release the limiting disc 708, and the limiting disc 708 is reset by the elastic force of the limiting spring 707, so that the rotating chassis 709 inside the limiting disc 708 is connected to the outside of the winding roller 5 and pushes the cross slot �10 on the outside of the winding roller 5 to be clamped inside the chuck 705. After the clamping is completed, operate the servo motor 704. The output end of the servo motor 704 drives the chuck 705 to rotate. By the rotation of the chuck 705, the connected winding roller 5 can be driven to rotate together, so as to wind the film body 4. Through the above structure, the effect of facilitating the replacement of the winding roller 5 is achieved.

[0034] The content not described in detail in this specification belongs to the prior art well known to those skilled in the art.

[0035] Although the embodiments of the present utility model have been shown and described, for those of ordinary skill in the art, it can be understood that various changes, modifications, substitutions and variations can be made to these embodiments without departing from the principle and spirit of the present utility model. The scope of the present utility model is defined by the appended claims and their equivalents.

Claims

1. A winding device for a wafer cutting protective film, characterized in that, It includes: A base (1), on the upper end of which a material box (2) is fixedly installed; A discharge port (3), which is fixedly connected to the outside of the material box (2), and a film body (4) is connected to the inside of the discharge port (3), and the tail end of the film body (4) is wound around the outside of a winding roller (5); A dust removal assembly (6), which is arranged on the upper and lower sides of the film body (4); A replacement assembly (7), which is connected to the winding roller (5); wherein, Through the dust removal assembly (6), the dust adhered to the outside of the film body (4) can be cleaned; Through the replacement assembly (7), the used winding roller (5) can be replaced.

2. The winding device for a wafer cutting protective film according to claim 1, wherein: The dust removal assembly (6) includes a support frame (601), an oppositely threaded screw rod (602), a threaded connector (603) and a dust removal roller (604). The support frame (601) is fixedly installed on the upper end of the base (1), and the oppositely threaded screw rod (602) is rotatably connected to the inside of the support frame (601). Threaded connectors (603) are threadedly connected to both ends of the oppositely threaded screw rod (602). A dust removal roller (604) is fixedly connected to the outside of the threaded connector (603), and two groups of dust removal rollers (604) are symmetrically arranged above and below with respect to the midpoint of the film body (4).

3. The winding device for a wafer cutting protective film according to claim 2, characterized in that: The dust removal assembly (6) further includes a guide rod (605) and a guide block (606). The guide rod (605) is fixedly installed on the inside of the support frame (601), and the guide block (606) is slidably connected to the outside of the guide rod (605), and the guide block (606) is connected to the side end of the dust removal roller (604).

4. The winding device for a wafer cutting protective film according to claim 3, wherein: The dust removal assembly (6) further includes a rotating disk (607) and a card slot (608). The rotating disk (607) is fixedly installed on the top of the oppositely threaded screw rod (602), and card slots (608) are equiangularly formed on the inside of the rotating disk (607).

5. A winding device for a wafer cutting protective film according to claim 4, characterized in that: The dust removal assembly (6) further includes a fixing plate (609), a telescopic spring (610) and a clamping rod (611). The fixing plate (609) is fixedly installed on the upper end of the support frame (601), and the telescopic spring (610) is fixedly connected to the outside of the fixing plate (609). The tail end of the telescopic spring (610) is fixedly connected to the clamping rod (611), and the clamping rod (611) passes through the inside of the fixing plate (609), and the tail end of the clamping rod (611) is connected to the card slot (608).

6. The rewinding device for a wafer cutting protective film according to claim 1, wherein: The replacement assembly (7) includes a fixing frame (701), a pressing plate (702), a notch (703) and a cross slot (710). The fixing frame (701) is fixedly installed on the upper end of the base (1), and the pressing plate (702) is fixedly connected to the outside of the fixing frame (701), and a notch (703) is formed on the inside of the pressing plate (702). A cross slot (710) is rotatably connected to the inside of the notch (703), and a winding roller (5) is fixedly connected to the outside of the cross slot (710).

7. A winding device for a wafer cutting protective film according to claim 6, characterized in that: The replacement component (7) further includes a servo motor (704) and a chuck (705). The servo motor (704) is fixedly installed outside the fixing frame (701), and the output end of the servo motor (704) is fixedly connected to the chuck (705), and the chuck (705) and the cross groove (710) form a clamping structure.

8. A winding device for a wafer cutting protective film according to claim 7, characterized in that: The replacement component (7) further includes a support plate (706), a limiting spring (707), a limiting disk (708) and a rotating chassis (709). The support plate (706) is fixedly connected to the outside of the pressing plate (702), and a limiting disk (708) is connected to the inside of the support plate (706) through a plurality of groups of limiting springs (707). The rotating chassis (709) is rotatably connected to the inside of the limiting disk (708), and the inside of the rotating chassis (709) is connected to the winding roller (5).

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