WO2021134819A1

WO2021134819A1 - Adhesive tape cutting device

Info

Publication number: WO2021134819A1
Application number: PCT/CN2020/071080
Authority: WO
Inventors: 蓝海刚; 覃洪冰; 刘世诚
Original assignee: 深圳创怡兴实业有限公司
Priority date: 2019-12-31
Filing date: 2020-01-09
Publication date: 2021-07-08
Also published as: CN111185951A

Abstract

An adhesive tape cutting device (10). The adhesive tape cutting device (10) comprises: an adhesive tape conveying mechanism (100), comprising a rack (110), a material cylinder (120), and an adhesive tape conveying assembly (130), wherein the material cylinder (120) and the adhesive tape conveying assembly (130) are arranged on the rack (110), and the rack (110) is configured to bear an adhesive tape (201) from the material cylinder (120); a first winding mechanism (200), comprising a first winding drum (210) and a cutting assembly (220) arranged on the rack (110), wherein the cutting assembly (220) is configured to cut a protective layer (21) and an adhesive layer (22) on a cutting end (25), and the first winding drum (210) is configured to wind the cut protective layer (21) and the adhesive layer (22); and a second winding mechanism (300), comprising a second winding drum (310) arranged on the rack (110) and configured to wind the remaining uncut protective layer (21). The adhesive tape conveying assembly (130) outputs a base layer (23) and the remaining uncut adhesive layer (22) from the rack (110).

Description

Glue cutting device

Technical field

The invention relates to the technical field of mechanical tooling, in particular to a rubber cutting device.

Background technique

Tape products usually include an adhesive layer and two release paper protective layers. The adhesive layer is sandwiched between the two release paper protective layers, and the ends of the adhesive layer and the release paper protective layer are flush with each other. When double-sided tape is needed to glue two objects together, the release paper protective layer on the glued layer must be removed. However, due to the thin thickness of the release paper protective layer, the release paper protective layer is difficult to be pinched and removed from the adhesive layer. Therefore, it is urgent to develop mechanical equipment to assist in the rapid removal of the release paper on the adhesive layer. The protective layer.

Summary of the invention

According to various embodiments of the present application, a glue cutting device that can improve the convenience of tape use is provided.

A glue cutting device for reprocessing an adhesive tape, the adhesive tape having a cutting end in its width direction, the adhesive tape comprising a base layer, a protective layer and an adhesive layer, the adhesive layer being sandwiched between the Between the base layer and the protective layer, the glue cutting device includes:

The glue conveying mechanism includes a frame, a material cylinder and a glue conveying assembly. The material cylinder and the glue conveying assembly are arranged on the frame, and the frame is used to carry the adhesive tape from the material cylinder ；

The first reeling mechanism includes a first reel and a cutting assembly arranged on the frame, the cutting assembly is used to cut off the protective layer and the adhesive layer on the cutting end, the first reel The drum is used to wind the protective layer and the adhesive layer that have been cut off; and

The second winding mechanism includes a second reel arranged on the frame, and the second reel is used to wind the remaining uncut protective layer;

Wherein, the glue conveying component outputs the base layer and the remaining uncut glued layer from the frame.

The details of one or more embodiments of the present invention are set forth in the following drawings and description. Other features, objects and advantages of the present invention will become apparent from the description, drawings and claims.

Description of the drawings

In order to better describe and illustrate the embodiments and/or examples of the inventions disclosed herein, one or more drawings may be referred to. The additional details or examples used to describe the drawings should not be considered as limiting the scope of any of the disclosed inventions, the currently described embodiments and/or examples, and the best mode of these inventions currently understood.

Figure 1 is a schematic diagram of the cross-sectional structure of the tape;

Figure 2 is a schematic diagram of the cross-sectional structure of the cut material;

Figure 3 is a schematic diagram of the structure of the molded product;

4 is a schematic diagram of a three-dimensional structure of a rubber cutting device provided by an embodiment;

FIG. 5 is a schematic diagram of a first partial structure of the rubber cutting device shown in FIG. 4;

Fig. 6 is a schematic diagram of an enlarged structure at A in Fig. 5;

FIG. 7 is a schematic diagram of a second partial structure of the rubber cutting device shown in FIG. 4;

FIG. 8 is a schematic diagram of the three-dimensional structure of the rubber cutting device shown in FIG. 4 from another perspective.

Detailed ways

In order to facilitate the understanding of the present invention, the present invention will be described more fully below with reference to the relevant drawings. The preferred embodiments of the present invention are shown in the drawings. However, the present invention can be implemented in many different forms and is not limited to the embodiments described herein. On the contrary, the purpose of providing these embodiments is to make the disclosure of the present invention more thorough and comprehensive.

It should be noted that when an element is referred to as being "fixed to" another element, it can be directly on the other element or a central element may also be present. When an element is considered to be "connected" to another element, it can be directly connected to the other element or an intermediate element may be present at the same time. The terms "inner", "outer", "left", "right" and similar expressions used herein are for illustrative purposes only, and do not mean that they are the only embodiments.

Referring to Figure 1, Figure 2, Figure 3 and Figure 4 at the same time, the glue cutting device 10 provided by an embodiment of the present invention includes a tape 201 for reprocessing. The tape 201 includes three layers, namely a base layer 23, a protective layer 21 and The adhesive layer 22 and the protective layer 21 can be yellow single release paper, the protective layer 21 is yellow, and the base layer 23 can be other color release paper. Both sides of the adhesive layer 22 have adhesive force, so that the base layer 23 is adhered to one side of the adhesive layer 22, and the protective layer 21 is adhered to the other side of the adhesive layer 22, that is, the adhesive layer 22 is sandwiched between Between the base layer 23 and the protective layer 21. Before the adhesive cutting device 10 is used to reprocess the adhesive tape 201, the ends of the base layer 23, the protective layer 21 and the adhesive layer 22 are flush with each other. The tape 201 has a cutting end 25, and the cutting end 25 is one of the ends in the width direction of the entire tape 201. When the glue cutting device 10 is used to cut the adhesive layer 22 and the protective layer on the cutting end 25 along the slit 24 shown in FIG. After layer 21, the cut adhesive layer 22 and protective layer 21 are recorded as cutting material 202. Of course, the glue cutting device 10 cannot cut any part of the base layer 23, that is, the slit 24 cannot extend down to the base layer 23. In the width direction of the tape 201, the adhesive layer 22 and the base layer 23 will no longer be in a flush state, and then the remaining uncut protective layer 21 is removed, so that the tape 201 is finally processed into a molded product 203. The molded product 203 includes a base layer 23 and the remaining adhesive layer 22 that has not been cut off. When one side of the adhesive layer 22 in the molded product 203 is bonded to one of the objects, since the adhesive layer 22 is not flush with one end of the base layer 23, a part of the base layer 23 will no longer adhere to the adhesive layer 22. Then, a certain degree of warpage is formed, and the part of the base layer 23 with the degree of warpage is in a free state, which makes it easier for the operator or mechanical equipment to hold the part of the base layer 23 with the degree of warpage and drive the entire base layer 23 It is quickly removed from the adhesive layer 22, which improves the convenience of using the adhesive tape 201. After the entire base layer 23 is quickly torn off, the other side of the adhesive layer 22 is bonded to another object, so as to realize the adhesive connection of the adhesive layer 22 to the two objects. The glue cutting device 10 includes a glue feeding mechanism 100, a first material winding mechanism 200 and a second material winding mechanism 300.

Referring to FIGS. 4 and 5 at the same time, in some embodiments, the glue delivery mechanism 100 includes a frame 110, a barrel 120, a glue delivery assembly 130, and a stopper 140 machine. The frame 110 includes a side plate 111 and a connecting plate 112. The number of side plates 111 is two, and the two side plates 111 are spaced apart from each other along the direction of the tape 201; the number of connecting plates 112 is multiple, and the connecting plate 112 is connected to two Between the side plates 111, and a plurality of connecting plates 112 are arranged at intervals along the length direction of the side plates 111, the connecting plates 112 can bear the tape 201 to a certain extent. The barrel 120 is rotatably connected with the side plate 111, and the barrel 120 is located below the connecting plate 112, that is, the barrel 120 is located on the lower side of the frame 110, and the tape 201 to be processed is wound on the barrel 120.

5, 6 and 7 at the same time, the connecting plate 112 of the rack 110 is provided with a sliding groove 112a, the sliding groove 112a extends along the width direction of the rack 110 (that is, the width direction of the tape 201), and the limiting member 140 is connected to the The sliding groove 112a is slidably fitted, and the limiting member 140 is used to abut one end of the tape 201 in the width direction. The limiting member 140 is provided with a guide groove 141, and the guide groove 141 may be substantially a V-shaped groove, and the guide groove 141 is used to cooperate with the end of the adhesive tape 201. Two limiting members 140 are provided on the same connecting plate 112, and the two limiting members 140 are respectively corresponding to the two ends of the connecting plate 112. When the tape 201 is transported on the frame 110 along the length direction of the frame 110, it is located One of the limiting members 140 on the connecting plate 112 abuts against one end in the width direction of the adhesive tape 201, and the other limiting member 140 on the connecting plate 112 abuts against the other end in the width direction of the adhesive tape 201. Under the limiting and guiding action of the limiting member 140, the tape 201 is accurately conveyed along the length direction of the frame 110, so as to prevent the tape 201 from shifting and warping during the conveying process. At the same time, when the limiting member 140 slides on the connecting plate 112, the distance between the two limiting members 140 can be adjusted, so that adhesive tapes 201 of different widths can be applied.

Referring to FIGS. 5 and 7 at the same time, the glue delivery assembly 130 includes a driver 131, a driving shaft 132, a driven shaft 133, a first guide roller 134 and a squeeze roller 135. The driver 131 is installed on the side plate 111 of the frame 110. The driving shaft 132 and the driven shaft 133 are located above the connecting plate 112 and both ends are respectively connected to the two side plates 111 in rotation. The driver 131 is used to drive the driving shaft 132 to rotate. The driving shaft 132 is located directly above the driven shaft 133, that is, the orthographic projections of the central axes of the driving shaft 132 and the driven shaft 133 on the connecting plate 112 coincide. The molded product 203 including the base layer 23 and the remaining uncut adhesive layer 22 is pressed between the driving shaft 132 and the driven shaft 133. When the driver 131 drives the driving shaft 132 to take the initiative, the driving shaft 132 and the driven shaft 132 There is a pressing force between the shafts 133, so that the driving shaft 132 drives the driven shaft 133 to rotate. Under the action of the friction between the driving shaft 132 and the driven shaft 133, the molded product located between the driving shaft 132 and the driven shaft 133 203 moves relative to the frame 110 so as to output the molded product 203 from the frame 110.

5 and 7 at the same time, the first guide roller 134 and the squeeze roller 135 are located at the two ends of the side plate 111, both ends of the first guide roller 134 and the squeeze roller 135 are rotatably connected to the side plate 111, and the drive shaft 132 Located between the squeeze roller 135 and the first guide roller 134, the squeeze roller 135 is closer to the driving shaft 132 relative to the first guide roller 134, and the tape 201 to be processed output from the barrel 120 first passes through the first guide roller 134 , The molded product 203 produced by cutting the tape 201 is output from between the driving shaft 132 and the driven shaft 133, and then the output molded product 203 is pressed between the squeeze roller 135 and the connecting plate 112, and passes through the squeeze roller The function of 135 and the connecting plate 112 can prevent the molded product 203 output from between the driving shaft 132 and the driven shaft 133 from being warped, so that the molded product 203 is always conveyed along the length direction of the frame 110.

5 and 7 at the same time, the squeeze roller 135 is provided with a convex ring 135a, the convex ring 135a relative to the side circumferential surface of the squeeze roller 135 protrudes a set length in the radial direction of the squeeze roller 135, a plurality of convex rings 135a They are arranged at intervals along the axial direction of the squeeze roller 135. Both the convex ring 135a and the connecting plate 112 directly exert a pressing force on the molded product 203, and the contact area between the convex ring 135a and the molded product 203 is small, so that the friction resistance of the convex ring 135a on the molded product 203 is small, and the molded product 203 can be ensured Smooth output from the convex ring 135a and the connecting plate 112 to avoid the entire side surface of the squeeze roller 135 from squeezing the molded product 203, and prevent the squeeze roller 135 from exerting excessive frictional resistance on the molded product 203 and affecting the molded product 203 The smooth output.

7 and 8 at the same time, in some embodiments, the first winding mechanism 200 includes a first reel 210 and a cutting assembly 220, the cutting assembly 220 includes a cutting frame 210, a cutter 230 and a guide rod 220, the guide rod 220 It extends in the width direction of the tape 201, that is, extends in the width direction of the frame 110. The cutting frame 210 is slidably fitted with the guide rod 220, so that the cutting frame 210 slides back and forth along the width direction of the frame 110 on the guide rod 220. The first roll 210 is installed on the cutting frame 210 and is located above the frame 110. The reel 210 is driven by a power source to rotate relative to the cutting frame 210, and the cut material 202 formed by the cut adhesive layer 22 and the protective layer 21 will be wound on the first reel 210, that is, the first reel 210 is paired The cut material 202 plays a role of recycling. The cutting knife 230 may be a disc-shaped knife, which is rotatably arranged on the cutting frame 210, and the disc-shaped knife rotates to generate a cutting force, thereby cutting off the adhesive layer 22 and the protective layer 21 on the cutting end 25 of the tape 201 (see Figure 1 to Figure 3). Of course, the cutting depth of the disc-shaped knife can be adjusted by fine-tuning the micrometer to prevent the disc-shaped knife from cutting the base layer 23 due to excessive cutting depth. Therefore, when the tape 201 is cut by the disc knife, the cut material 202 formed will be wound on the first reel 210. Since the cutting frame 210 can slide relative to the guide rod 220, the cutting assembly 220 can be adapted to the processing of tapes 201 of different widths, and at the same time, the width of the cut material 202 can be adjusted. A sensor 240 may also be provided on the cutting frame 210, and the sensor 240 is used for the rotation of the first reel 210 to wind the cut material 202 for recovery.

4, 5 and 7, in some embodiments, the second winding mechanism 300 includes a second reel 310 and a second guide roller 320, the second reel 310 is located above the frame 110, the second reel The barrel 310 can also be driven by a power source to rotate relative to the frame 110. Obviously, the first reel 210 and the second reel 310 are located on the same side (that is, the upper side) of the frame 110. Since the barrel 120 is located on the lower side of the frame 110, both the first reel 210 and the barrel 120 are Separate the different sides of the rack 110, so that the space on the upper and lower sides of the rack 110 can be fully utilized, so that the entire rubber cutting device 10 is more compact in structure.

Along the length of the frame 110, the second guide roller 320 is located between the driving shaft 132 and the first guide roller 134, and the second guide roller 320 is positioned obliquely above the driving shaft 132. The second reel 310 is used to wind the remaining uncut protective layer 21 on the adhesive layer 22, and the remaining uncut holding layer is first wound through the driving shaft 132, and then reversely through the second guide roller 320, and Finally, it is wound on the second reel 310 to realize the recovery of the protective layer 21 by the second reel 310. In this way, the driving shaft 132 and the second guide roller 320 can form sufficient tension on the holding layer, so that the holding layer can be smoothly wound on the second reel 310.

When the rubber cutting device 10 is working, the driver 131 drives the driving shaft 132 to continuously rotate, and at the same time, the first reel 210, the second reel 310 and the cutter 230 are driven to continuously rotate. The rotating cutter 230 will cut off the protective layer 21 and the adhesive layer 22 on the cutting end 25 to form a cutout material 202. The cutout material 202 will be continuously wound on the first reel 210; the remaining protective layer is not necessarily cut off 21 will talk about the driving shaft 132 and the second guide roller 320 in turn and continue to be wound on the second reel 310; under the action of the driving shaft 132 and the driven shaft 133, including the base layer 23 and the remaining uncut rubber The molded product 203 including the junction layer 22 will continue to be output from the end of the frame 110.

Therefore, the adhesive tape 201 is processed into a molded product 203 by the glue cutting device 10, so that a part of the base layer 23 is no longer bonded to the adhesive layer 22 to form a free state with a degree of warpage, and then makes the free state This part of the base layer 23 will be easily pinched to drive the entire base layer 23 to be quickly removed from the adhesive layer 22, thereby improving the convenience of using the adhesive tape 201.

The technical features of the above-mentioned embodiments can be combined arbitrarily. In order to make the description concise, all possible combinations of the various technical features in the above-mentioned embodiments are not described. However, as long as there is no contradiction in the combination of these technical features, All should be considered as the scope of this specification.

The above-mentioned embodiments only express several implementation modes of the present invention, and their description is relatively specific and detailed, but they should not be understood as a limitation on the scope of the invention patent. It should be pointed out that for those of ordinary skill in the art, without departing from the concept of the present invention, several modifications and improvements can be made, and these all fall within the protection scope of the present invention. Therefore, the protection scope of the patent of the present invention should be subject to the appended claims.

Claims

A glue cutting device is used for reprocessing an adhesive tape. The adhesive tape has a cutting end in its width direction. The adhesive tape includes a base layer, a protective layer and an adhesive layer. The adhesive layer is sandwiched between the Between the base layer and the protective layer, it is characterized in that the glue cutting device includes:

The glue conveying mechanism includes a frame, a material cylinder and a glue conveying assembly. The material cylinder and the glue conveying assembly are arranged on the frame, and the frame is used to carry the adhesive tape from the material cylinder ；

The first reeling mechanism includes a first reel and a cutting assembly arranged on the frame, the cutting assembly is used to cut off the protective layer and the adhesive layer on the cutting end, the first reel The drum is used to wind the protective layer and the adhesive layer that have been cut off; and

The second winding mechanism includes a second reel arranged on the frame, and the second reel is used to wind the remaining uncut protective layer;

Wherein, the glue conveying component outputs the base layer and the remaining uncut glued layer from the frame.
The rubber cutting device according to claim 1, wherein the cutting assembly comprises a cutting frame and a cutting knife, the cutting frame is connected to the frame, the cutting knife is mounted on the cutting frame, and the The first reel is rotatably arranged on the cutting frame.
The rubber cutting device according to claim 2, wherein the cutting knife is a disc-shaped knife, and the disc-shaped knife is rotatably arranged on the cutting frame.
The rubber cutting device according to claim 2, wherein the cutting assembly further comprises a guide rod extending along the width direction of the tape and fixed on the frame, the cutting frame sliding with the guide rod connection.
The glue cutting device according to claim 1, wherein the glue feeding mechanism further comprises a stopper for abutting against the adhesive tape, and the frame is provided with an extension extending in the width direction of the adhesive tape. A sliding groove, the limiting member is slidingly fitted with the sliding groove, and a guiding groove is formed on the limiting member, and the guiding groove is used to cooperate with the adhesive tape.
The rubber cutting device according to claim 1, wherein the first reel and the second reel are located on the same side of the frame, and the first reel and the material cylinder are both Separate on the opposite side of the rack.
The rubber cutting device according to claim 1, wherein the rubber conveying assembly includes a driver, a driving shaft, and a driven shaft, and the central axis of the driving shaft and the driven shaft is in the frame The orthographic projections on the above coincide, the driver is fixed on the frame and used to drive the driving shaft, the driving shaft and the driven shaft are both rotatably connected with the frame, the foundation layer and the remaining The cut-off adhesive layer is pressed between the driving shaft and the driven shaft.
The rubber cutting device according to claim 7, wherein the rubber conveying assembly further comprises a first guide roller and a squeeze roller separated at two ends of the frame, and the driving shaft is located between the squeeze roller and the squeeze roller. Between the first guide rollers, the squeeze roller is closer to the driving shaft than the first guide roller, the first guide roller is used to carry the tape, and the squeeze roller is used to The base layer and the remaining uncut adhesive layer apply pressure.
The rubber cutting device according to claim 8, wherein the squeeze roller is provided with a plurality of convex rings protruding in the radial direction of the squeeze roller relative to the surface thereof, and the plurality of convex rings are arranged along the radial direction of the squeeze roller. The squeeze rollers are arranged at intervals in the axial direction.
The rubber cutting device according to claim 7, wherein the second winding mechanism further comprises a second guide roller, and the second guide roller is located between the first guide roller and the driving shaft, The protective layer is wound on the second reel via the driving shaft and the second guide roller in sequence.
The rubber cutting device according to claim 1, wherein the frame includes a side plate and a connecting plate, the number of the side plates is two and they are arranged at intervals along the width direction of the tape, and the connecting The number of plates is multiple and they are connected between the two side plates, and the connecting plates are arranged at intervals along the length direction of the side plates.