TW201831375A - Automatic tape applying device - Google Patents

Abstract

The present invention discloses an automatic tape applying device comprising a feeding wheel shaft which is wound with a composite band, a tape-applying module group for attaching an adhesive layer of the composite band on an object, and a retracting wheel shaft for retracting a release film layer of the composite band, wherein the adhesive layer and the release film layer are respectively operated by the feeding wheel shaft and the tape-applying module and operated by the retracting wheel shaft to simultaneously attaching the adhesive layer and retracting the release film layer.

Description

   Automatic glue device   

The invention relates to an automatic gluing device, in particular to an automatic gluing device that performs the attachment of an adhesive tape body layer and the winding of a release film layer simultaneously.

In the process of industrialized production, it is often necessary to combine two different objects with each other, which can be performed by screwing, riveting or gluing. Among them, when combining two objects with flat surfaces, double-sided tape is often used to complete the required work.

However, traditionally, when a double-sided tape is used, a composite tape body including an adhesive tape layer and a release film layer is usually manually attached to one of the objects, and then the composite tape body is manually applied. The release film layer is peeled off from the adhesive tape layer, leaving the adhesive tape layer on the surface of the aforementioned object, and then another object is combined with the aforementioned object through the adhesive tape layer. Obviously, the current practice requires a very large amount of labor and time costs, which is very unfavorable for mass production. Therefore, how to produce an automatic gluing device to improve the workflow and reduce costs has become an important issue in the industry.

The technical problem to be solved by the present invention is to provide an automatic gluing device for the shortcomings of the prior art, which can make the adhesive tape body layer and the release film layer act through the gluing module and the winding wheel shaft respectively to synchronize the adhesive tape. Attachment of the body layer and winding of the release film layer.

In order to solve the above technical problems, one of the technical solutions adopted by the present invention is to provide an automatic gluing device. The automatic gluing device includes a body, a feeding wheel shaft, a winding wheel shaft, and a gluing module. Wherein, the feed wheel shaft is pivotally arranged on the base body, and a composite tape body is wound around the feed wheel shaft, the composite tape body has an adhesive tape body layer and a release film layer; the winding The axle is pivoted on the seat, and one end of the release film layer is wound on the winding axle; the glue module is disposed on the seat and near the edge of the seat. One end of the adhesive tape body layer extends from the feeding wheel shaft to the adhesive module, the adhesive module attaches the adhesive tape layer to a surface of an object, wherein the feeding wheel shaft The rotation is used to provide the adhesive tape body layer, and the winding wheel shaft is rotated to cause the release film layer to be peeled off from the surface of the adhesive tape body layer, and the release film layer is rolled up in the Roll up the axle.

Preferably, the winding wheel shaft is connected to the feeding wheel shaft through a transmission system, so that the winding wheel shaft and the feeding wheel shaft rotate together. In this way, it is not necessary to drive the feed wheel shaft and the take-up wheel shaft separately, not only can reduce the structural complexity and avoid taking up extra space, but also can reduce the required energy consumption and avoid the problem of asynchronous operation. .

Preferably, the transmission system is a gear set, and the gear set includes a first gear fixedly connected to the feed wheel shaft, a second gear fixedly connected to the take-up wheel shaft, and The first gear and the second gear mesh with each other as a transmission gear. In this way, by mutually meshing the transmission gear with the first gear and the second gear, the winding wheel shaft and the feeding wheel shaft can be co-rotated in the same rotation direction, which helps to separate the separation wheel. The mold film layer is peeled from the surface of the adhesive tape body layer.

Preferably, the axis of the feed wheel shaft further includes a peeling force adjusting mechanism. The peeling force adjusting mechanism includes a shaft member, a belt attachment member, and at least one movable pushing member. The component is driven to rotate by the transmission system; the belt attachment is sleeved outside the shaft center member, and the composite belt is wound on the belt attachment; at least one of the activities is pushed against A member is disposed between the shaft member and the belt attachment member, and at least one movable pushing member can rotate with the shaft member, wherein at least one outer surface of the movable pushing member It is in contact with the inner surface of the belt attachment member, and a friction adjustment is provided between the inner surface of the movable pushing member and the shaft member to adjust the friction between the movable pushing member and the belt attachment An elastic member having a force, and the belt attachment is rotated by the friction force.

In this way, by adjusting the friction force between the movable pushing member and the belt attachment member through the peeling force adjusting mechanism, the automatic gluing device of the present invention can accurately adjust the peeling force to correspond to different Size tape or tape with different adhesion.

Preferably, the automatic gluing device further includes a tape cutting module, and the tape cutting module is disposed adjacent to the gluing module, and when the gluing module leaves When the surface of the object, the tape cutting module intercepts the adhesive tape body layer at a position between the object and the adhesive module. In this way, according to the actual length of the adhesive tape body layer, the adhesive tape body layer of an appropriate length can be intercepted by the tape cutting module.

Preferably, the automatic gluing device further includes a rolling wheel, the rolling wheel is disposed on the base body, and the truncated end of the adhesive tape layer layer passes through the rolling wheel. Rolled to attach to the surface of the object. In this way, it is possible to ensure that the adhesive tape body layer is reliably attached to the surface of the object by the rolling wheel.

Preferably, the automatic gluing device further includes a release film peeling detection module, and the release film peeling detection module is disposed between the feeding wheel shaft and the winding wheel shaft for For detecting the light transmittance of the release film layer. In this way, it is possible to determine whether there is incomplete peeling or the like by the light transmittance.

Preferably, the automatic gluing device further includes an adhesive application detection module, and the adhesive application detection module is disposed adjacent to the adhesive application module for detecting the adhesive tape. Bulk transmittance. In this way, the sticking state of the adhesive tape body layer to the surface of the object can be detected by the light transmittance.

In order to solve the above technical problem, another technical solution adopted by the present invention is to provide an automatic gluing device. The automatic gluing device includes a feeding wheel shaft wound with a composite tape body, and is used for attaching the material. The adhesive tape layer of the composite tape body is an adhesive module on an object, and a roll-up reel for winding up a release film layer of the composite tape body, wherein the adhesive tape body layer and the The release film layer is synchronized with the operation of the feeding wheel shaft and the adhesive module and the operation of the winding wheel shaft to synchronize the attachment of the adhesive tape body layer and the release film layer. volume.

Preferably, the axis of the feed wheel shaft further includes a peeling force adjustment mechanism, and the peeling force adjustment mechanism includes a shaft member driven by a first gear to rotate around the shaft center. A band attachment member outside the member and at least one movable pushing member disposed between the shaft member and the band attachment member, wherein at least one of the movable pushing members can follow the shaft member Rotate, at least one outer surface of the movable pushing member and the inner surface of the belt attachment member contact each other, and an adjustment is provided between the inner surface of the at least one movable pushing member and the shaft member. An elastic member having a frictional force between the movable pushing member and the belt attaching member, and the belt attaching member is rotated by the frictional force, and the winding is attached to the belt attaching member The composite belts on the pieces rotate together. In this way, the automatic gluing device of the present invention can accurately adjust the peeling force to correspond to tapes of different sizes or tapes with different degrees of adhesion.

The beneficial effect of the present invention is that the automatic gluing device provided by the technical solution of the present invention can pass “the operation of the adhesive tape body layer and the release film layer through the feeding wheel shaft and the gluing module, and The technical feature of "the operation of the winding wheel shaft" is to synchronize the attachment of the adhesive tape body layer and the winding of the release film layer. In order to further understand the features and technical contents of the present invention, please refer to the following detailed description and drawings of the present invention. However, the drawings provided are only for reference and description, and are not intended to limit the present invention.

1‧‧‧ automatic glue device

11‧‧‧ seat

12‧‧‧feed wheel

13‧‧‧Rewinding axle

14‧‧‧ Adhesive Module

15‧‧‧Drive system

151‧‧‧first gear

152‧‧‧Second Gear

153‧‧‧Drive gear

16‧‧‧ peel force adjustment mechanism

161‧‧‧Axis member

162‧‧‧Body attachment

163‧‧‧Event push

164‧‧‧elastic member

17‧‧‧ Strip cutting module

18‧‧‧Rolling wheel

191‧‧‧Releasing film peel detection module

192‧‧‧Adhesive Application Detection Module

2‧‧‧ composite belt

21‧‧‧ Adhesive band body layer

22‧‧‧ release film

3‧‧‧ objects

FIG. 1 is a schematic perspective view of an automatic gluing device according to the present invention.

FIG. 2 is a schematic diagram of a transmission system of the automatic gluing device of the present invention.

FIG. 3 is a schematic diagram of a composite tape body of the automatic gluing device of the present invention.

FIG. 4 and FIG. 5 are schematic diagrams of a peeling force adjusting mechanism of the automatic gluing device of the present invention.

FIG. 6A to FIG. 6J are schematic diagrams of continuous operation of the automatic adhesive device of the present invention for attaching the adhesive tape body layer to the surface of an object.

The following is a description of the implementation of the "automatic glue applicator" disclosed in the present invention through specific embodiments. Those skilled in the art can understand the advantages and effects of the present invention from the contents disclosed in this specification. The present invention may be implemented or applied through other different specific embodiments, and various details in this specification may also be based on different viewpoints and applications, and various modifications and changes may be made without departing from the spirit of the present invention. In addition, the drawings of the present invention are merely a schematic illustration, and are not drawn according to actual dimensions, and are stated in advance. The following embodiments will further describe the related technical content of the present invention in detail, but the disclosed content is not intended to limit the protection scope of the present invention.

Please refer to FIG. 1 and FIG. 2 together. FIG. 1 is a schematic perspective view of the automatic gluing device 1 of the present invention, and FIG. 2 is a schematic view of a transmission system 15 of the automatic gluing device 1 of the present invention. As can be seen from the above figures, the present invention provides an automatic gluing device 1, which includes a base body 11, a feeding wheel shaft 12, a winding wheel shaft 13, and a gluing module 14, wherein the feeding wheel shaft 12 passes a transmission system 15 is connected to the supply wheel shaft 12, and the shaft center of the supply wheel shaft 12 further includes a peeling force adjusting mechanism 16. In addition, the automatic gluing device 1 of the present invention further includes a tape cutting module 17, a roller 18, a release film peeling detection module 191, and an adhesive application detection module 192.

As mentioned above, the feeding wheel shaft 12 and the winding wheel shaft 13 are respectively pivoted on the base body 11. In the embodiment of the present invention, the winding wheel shaft 13 is connected to the feeding wheel shaft 12 through the transmission system 15 to make the winding The take-up shaft and the feed wheel shaft 12 rotate together. Although the feed wheel shaft 12 and the take-up wheel shaft 13 can also be driven separately during actual operation, the transmission system 15 of this embodiment can eliminate the need to drive the feed wheel shaft 12 and the take-up wheel shaft 13 separately. The complexity of the structure can avoid taking up extra space. In addition, it can reduce the energy consumption and avoid the problem of asynchronous operation. In addition, in the embodiment of the present invention, the transmission system 15 is a gear set. The gear set includes a first gear 151 fixed to the supply wheel shaft 12, a second gear 152 fixed to the take-up wheel shaft 13, and a first gear 151. And a transmission gear 153 that meshes with the second gear 152.

Next, please refer to FIG. 1 and FIG. 3 together. FIG. 3 is a schematic diagram of a composite tape body 2 of an automatic gluing device of the present invention. A composite belt 2 is wound around the supply wheel shaft 12. The composite belt 2 has an adhesive belt layer 21 and a release film layer 22. One end of the release film layer 22 is wound on the take-up wheel shaft 13. On the other hand, it is adhered. One end of the belt body layer 21 extends from the feeding wheel shaft 12 to the adhesive bonding module 14. The sticking module 14 is disposed on the base 11 and near the edge of the base 11. The sticking module 14 attaches the adhesive tape layer 21 to the surface of the object 3 (as shown in FIG. 6A). Specifically, for the release film layer 22 in the composite tape body 2, the winding wheel shaft 13 is rotated to peel the release film layer 22 from the surface of the adhesive tape layer 21, and the release film layer 22 is rolled up in Winding up the wheel shaft 13; and for the adhesive tape layer 21 of the release film layer 22 on the stripped surface of the composite tape body 2, the feeding wheel shaft 12 is provided to the adhesive module 14 by the rotation of the feed wheel shaft 12 .

Please refer to FIG. 1, FIG. 2 and FIG. 3 together. In the embodiment of the present invention, the first gear 151 is fixed to the feed wheel shaft 12, and the second gear 152 is fixed to the take-up wheel shaft 13. The first gear 151 and the second gear 152 and the transmission gear 153 mesh with each other. Therefore, the transmission gear 153 meshes with the first gear 151 and the second gear 152, respectively, so that the take-up wheel shaft 13 and the feed wheel shaft 12 can be rotated in the same rotation direction, which helps the self-adhesive tape 22 The surface of the bulk layer 21 is peeled.

Next, please refer to FIG. 4 and FIG. 5. FIG. 4 and FIG. 5 are schematic diagrams of a peeling force adjusting mechanism of the automatic adhesive device of the present invention. In the embodiment of the present invention, the axis of the feed wheel shaft 12 further includes a peeling force adjusting mechanism 16. The peeling force adjusting mechanism 16 includes a shaft member 161, a belt attachment member 162, and at least one movable pushing member 163. The member 161 is driven to rotate by the first gear 151 of the transmission system 15; the belt attachment 162 is sleeved outside the shaft member 161, and the composite belt 2 is wound on the belt attachment 162; at least one movable pushing member 163 is disposed between the shaft member 161 and the belt attachment 162, and at least one movable pushing member 163 can rotate with the shaft member 161, wherein an outer surface of the at least one movable pushing member 163 and the belt attachment 163 The inner surfaces of 162 are in contact with each other. An elastic member 164 is provided between the inner surface of the movable pushing member 163 and the shaft member 161 to adjust the friction between the movable pushing member 163 and the belt attachment 162, and the belt is attached. The member 162 is rotated by the friction force. In this way, by adjusting the friction force between the movable pushing member 163 and the belt attachment member 162 by the peeling force adjusting mechanism 16, the automatic adhesive device 1 of the present invention can accurately adjust the peeling force to correspond to different sizes of tapes or Tapes with different adhesion.

Next, please refer to FIG. 1 again. In the embodiment of the present invention, the automatic gluing device 1 further includes a tape cutting module 17. The tape cutting module 17 is disposed adjacent to the gluing module 14. When the gluing module 14 leaves the object, On the surface, the tape cutting module 17 cuts the adhesive tape layer 21 at a position between the object 3 (as shown in FIG. 6A) and the adhesive bonding module 14. In this way, according to the actual needs of the length of the adhesive tape layer 21, the adhesive tape layer 21 of an appropriate length can be intercepted by the tape cutting module 17.

As mentioned above, in the embodiment of the present invention, the automatic gluing device 1 further includes a rolling wheel 18, which is disposed on the base 11, wherein the truncated end of the adhesive tape layer 21 passes through the rolling wheel 18. Roll to attach to the surface of object 3. In this way, it is possible to ensure that the adhesive tape body layer 21 is reliably attached to the surface of the object 3 by the roller 18.

Next, please refer to FIG. 1 again. In the embodiment of the present invention, the automatic gluing device 1 further includes a release film peeling detection module 191 and an adhesive application detection module 192. The release film peeling detection module 191 is disposed between the feed wheel shaft 12 and the take-up wheel shaft 13 for detecting the light transmittance of the release film layer 22. In this way, it is possible to determine whether there is incomplete peeling or the like by the light transmittance. In addition, the adhesive application detection module 192 is disposed adjacent to the adhesive module 14 for detecting the light transmittance of the adhesive tape layer 21. In this way, it is possible to detect the adhesion state of the adhesive tape layer 21 to the surface of the object 3 by the light transmittance.

6A to 6J together with the component numbers shown in FIG. 1 to explain the actual operation mode of the automatic gluing device 1 of the present invention for attaching the adhesive tape layer 21 to the surface of the object 3. FIGS. 6A to 6J are A schematic diagram of the continuous operation of the automatic gluing device 1 of the present invention for attaching the adhesive tape layer 21 to the surface of the object 3. First, the automatic gluing device 1 moves to a position adjacent to one end of the object 3 and moves toward the object 3 (as shown in FIG. 6A), so that the adhesive tape layer 21 is attached to the surface of the object 3 near the one end through the gluing module 14 . Next, the automatic gluing device 1 is moved slightly toward the other end of the object 3 (as shown in FIG. 6B), so that one end of the adhesive tape body layer 21 is detached from the tape cutting module 17. In this step, the feed wheel shaft 12 and the take-up wheel shaft 13 are rotated together to provide the adhesive tape layer 21 to the glue module 14 on the feed wheel shaft 12, and the glue module 14 is operated to attach the tape. At the same time as the tape body layer 21 is adhered, the release film layer 22 is rolled up by the action of the winding shaft 13. Next, the tape cutting module 17 leaves the movement track of the automatic gluing device 1, and the automatic gluing device 1 moves toward one end of the object 3 (as shown in FIG. 6C) to place the self-tapping module 17 on the tape cutting module 17. The free end of the detached adhesive tape body layer 21 can be sufficiently attached to the surface of the object 3.

As mentioned above, after completing the foregoing preparation steps, the automatic gluing device 1 is moved toward the other end of the object 3 (as shown in FIG. 6D), so that the adhesive tape body layer 21 is fully attached to the surface of the object 3, and is like As mentioned above, in this step, the feed wheel shaft 12 and the take-up wheel shaft 13 will rotate together to provide the adhesive tape layer layer 21 to the sticking module 14 on the feed wheel shaft 12 and actuate the sticking module 14 to At the same time as the adhesive tape body layer 21 is attached, the release film layer 22 is rolled up by the action of the winding wheel shaft 13.

As mentioned above, when the automatic gluing device 1 moves closer to the other end of the object 3, it is ready to enter the finishing step. The automatic gluing device 1 moves toward the surface away from the object 3 (as shown in FIG. 6E), so that The sticking module 14 is separated from the surface of the object 3. At this time, due to the adhesiveness of the adhesive tape layer 21, the adhesive tape layer 21 that has been attached to the surface of the object 3 will still be connected to the surface of the object 3. Next, the roller 18 of the automatic adhesive device 1 is oriented toward The surface of the object 3 moves and abuts against the surface of the adhesive tape body layer 21 (as shown in FIG. 6F). Then, the automatic gluing device 1 continues to move toward the other end of the object 3, and rolls the adhesive layer 21 (as shown in the figure) from the position closer to the end of the object 3 to the position closer to the other end by the roller 18 6G). When the automatic gluing device 1 moves to the end of the other end of the object 3, the tape cutting module 17 moves to a position between the object 3 and the gluing module 14, and cuts the adhesive tape body layer 21 (as shown in FIG. 6H). . After the adhesive tape layer 21 is cut off by the tape cutting module 17, the cut end of the adhesive tape layer 21 will stick to the tape cutting module 17. After that, in order to fully attach the free end of the adhesive tape body layer 21 that has been attached to the surface of the object 3 to the surface of the object 3, the automatic gluing device 1 continues to move toward the other end of the object 3 and rolls by the roller 18 The pressure-sensitive adhesive tape body layer 21 (as shown in FIG. 6I). In this process, it is not necessary to rotate the feed wheel shaft 12 and the take-up wheel shaft 13. Finally, when the roller 18 is moved to the other end of the object 3, the work of attaching the adhesive tape body layer 21 is completed (as shown in FIG. 6J).

The above embodiment is an example in which the surface of the object 3 is sufficiently adhered to the adhesive tape body layer 21 from one end to the other end, but the actual application is not limited to this, and a surface may be defined on the surface of the object 3 The adhesive tape body layer 21 is applied from one end of the application area to the other end by the automatic adhesive application device 1.

[Advantageous Effects of the Embodiment]

The beneficial effect of the present invention is that the automatic gluing device 1 provided by the technical solution of the present invention can “attach the adhesive tape body layer 21” and “via the winding wheel shaft through the action of the feeding wheel shaft 12 and the gluing module 14”. The action of 13 is based on the technical characteristics of winding up the release film layer 22, so as to achieve the effect of "synchronizing the attachment of the adhesive tape layer layer 21 and the winding of the release film layer 22". In addition, according to the method provided by the present invention, the required effect can be easily achieved by winding up the pulling force of the wheel shaft 13, so the present invention does not need to peel the release film layer 22 from the surface of the adhesive tape body layer 21, but In addition, complex components such as a separation mechanism are provided to effectively reduce the cost of equipment installation.

The content disclosed above is only the preferred and feasible embodiment of the present invention, and therefore does not limit the scope of patent application of the present invention. Therefore, any equivalent technical changes made by using the description and drawings of the present invention are included in the application of the present invention Within the scope of the patent.

Claims (10)

    An automatic gluing device includes: a body; a feeding wheel shaft; the feeding wheel shaft is pivotally arranged on the seat body; a composite belt is wound around the feeding wheel shaft; The composite tape body has an adhesive tape body layer and a release film layer; a winding wheel shaft, the winding wheel shaft is pivotally arranged on the seat body, and one end of the release film layer is wound around the roll up On the wheel axle; and a glue sticking module, which is arranged on the seat and adjacent to the edge of the seat, one end of the adhesive tape layer extends from the feeding wheel shaft to the An adhesive module that attaches the adhesive tape body layer to a surface of an object, wherein the feeding wheel shaft is rotated to provide the adhesive tape body layer, and the winding wheel shaft is rotated The release film layer is peeled from the surface of the adhesive tape body layer, and the release film layer is rolled up on the take-up wheel shaft.         The automatic gluing device according to claim 1, wherein the winding wheel shaft is connected to the feeding wheel shaft through a transmission system, so that the winding wheel shaft and the feeding wheel shaft rotate together.         The automatic gluing device according to claim 2, wherein the transmission system is a gear set, and the gear set includes a first gear fixedly connected to the feed wheel shaft and fixed to the take-up wheel shaft A second gear and a transmission gear that mesh with the first gear and the second gear.         The automatic gluing device according to claim 2, wherein the axis of the feed wheel shaft further includes a peeling force adjusting mechanism, wherein the peeling force adjusting mechanism includes: a shaft member, the shaft member Driven by the transmission system; a belt body attachment, the belt body attachment is sleeved outside the shaft member, and the composite belt is wound on the belt body attachment; and at least one At least one movable pushing member is disposed between the shaft member and the belt attachment member, and at least one of the movable pushing member can rotate with the shaft member, wherein At least one outer surface of the movable pushing member and the inner surface of the belt attachment member are in contact with each other, and an adjustment of the movable pushing is provided between the inner surface of the movable pushing member and the shaft member An elastic member having a frictional force between the member and the belt attachment member, and the belt attachment member is rotated by the friction force.         The automatic gluing device according to claim 1, wherein the automatic gluing device further comprises: a tape cutting module, the tape cutting module is disposed adjacent to the gluing module, wherein When the sticking module leaves the surface of the object, the tape cutting module cuts the adhesive tape body layer at a position between the object and the sticking module.         The automatic gluing device according to claim 5, wherein the automatic gluing device further comprises: a rolling wheel, the rolling wheel is disposed on the base body, and wherein the layer of the adhesive tape is cut off One end is attached to the surface of the object by rolling by the rolling wheel.         The automatic gluing device according to claim 1, wherein the automatic gluing device further comprises: a release film peel detection module, the release film peel detection module is disposed on the feed wheel shaft and the The winding shaft is used for detecting the light transmittance of the release film layer.         The automatic gluing device according to claim 1, wherein the automatic gluing device further comprises: an adhesive application detection module, and the adhesive application detection module is disposed at a position adjacent to the adhesive application module. To detect the light transmittance of the adhesive tape body layer.         An automatic gluing device, the automatic gluing device includes: a feeding wheel shaft wound with a composite tape body, and a glue module for attaching an adhesive tape layer of the composite tape body to an object And a roll-up winding shaft for rolling up a release film layer of the composite tape body, wherein the adhesive tape layer layer and the release film layer pass through the feed wheel shaft and the adhesive module, respectively And the operation of the winding wheel shaft to synchronize the attachment of the adhesive tape body layer and the winding of the release film layer.         The automatic gluing device according to claim 9, wherein the automatic gluing device further includes: a transmission system, the transmission system includes: a first gear, the first gear is fixed to the A feeding wheel shaft; a second gear fixed to the winding wheel shaft; and a transmission gear, the transmission gear meshing with the first gear and the second gear; and a peeling A force adjusting mechanism, the peeling force adjusting mechanism is provided on the axis of the feed wheel shaft, and the peeling force adjusting mechanism includes a shaft member driven by the first gear to rotate around the shaft center A band attachment member outside the member and at least one movable pushing member disposed between the shaft member and the band attachment member, wherein at least one of the movable pushing members can follow the shaft member Rotate, at least one outer surface of the movable pushing member and the inner surface of the belt attachment member contact each other, and an adjustment is provided between the inner surface of the at least one movable pushing member and the shaft member. The activity pushes pieces with An elastic member with frictional force between the belt attachments, and the belt attachment is rotated by the friction, and the composite tape wound on the belt attachments The body rotates together.