JPH0589359U - Tape application device in winder device - Google Patents

Abstract

(57) [Summary] [Purpose] To provide a tape applying device that does not cut the mount. [Structure] A parent-winding tape tape reel 1 in which a double-sided tape T having a mount Tb attached to a band-shaped adhesive material Ta is wound, and a double-sided tape T unwound from the parent-winding tape tape reel 1 is a core C for web winding. A pressing roller 3 for pressing the adhesive material Ta onto it and an adhesive material adhered onto the core C.
Mount board take-up reel 2 for winding the mount board Tb separated from Ta
And a drive pulley 4 that rotates in conjunction with the pressing roller 3 and transmits a rotational torque to the mount take-up reel 2. The mount take-up reel 2 is connected via a torque limiter 40, and the upper limit value of the transmission torque of the torque limiter is set to a value that does not exceed the cutting tension of the mount.

Description

[Detailed description of the device]       [0001]     [Industrial applications]   The present invention relates to a tape applying device in a winder device. For more details, Winding on the core that is used as the core when winding the web such as newspaper with a winder device. The present invention relates to a tape applying device for applying an adhesive tape for adhering a starting web. .       [0002]     [Prior Art]   The conventionally used winder device and tape attachment mechanism are shown in Figs. explain. The winder device uses a slitter to move the manufactured web to a specified width. It is a device that winds it into a predetermined width after cutting it into a pair of winder drums 101, 10 2, a core loading device 103, and a tape attaching mechanism 104.   When winding the web, first tape the core C supported by the core loading device 103. An adhesive tape is attached by the attaching mechanism 104, and the core carrying-in device 103 is swung to move a pair of adhesive tapes. The core C is positioned between the winder drums 101 and 102, and then the web is attached onto the core C. Adhere to a dressing tape and hold it with a riding roll (not shown) Rotate the rams 101 and 102. The core C is rotated by the rotation of the winder drums 101 and 102. The web rolls as it winds up, and finally the web is the take-up roll shown in phantom. Finished to R.   The core C used in the winder device as above matches the slitter width of the web. Since several tapes of different length are used at the same time, the tape applying mechanism 104 is shown in Fig. 6. So that the tape can be adhered to several cores C arranged in the length direction It is configured. That is, the tape applying mechanism 104 is installed between the sprockets 105 and 106. It has a traveling mechanism consisting of a chain 107 wound around and a drive motor 108 for the chain. The tape applying device 100 can run.       [0003]   The basic configuration of the conventional tape applying apparatus 100 will be described with reference to FIG.   1 is a parent winding tape reel, around which a double-sided tape T is wound. Double-sided tape T A known adhesive tape including a band-shaped adhesive material Ta and a mount Tb attached on the adhesive material Ta. Is. 2 is a mount take-up reel, which is an adhesive material Ta stuck on the core C. The mount Tb peeled off is wound up. 3 is a pressing roller, which is a parent winding reel The double-sided tape T fed from the roll 1 is pressed onto the core C for winding the web, The adhesive material Ta is attached. A drive pulley 4 is connected to the mount take-up reel 2. The drive pulley 4 is connected to the pressing roller 3 by a belt 5 and It is designed to rotate dynamically. And normally, the mount take-up reel 2 should not be wound irregularly. So that the take-up speed of the mount Tb is faster than the pay-out speed of the double-sided tape T. Is designed.       [0004]     [Problems to be solved by the device]   However, in the case of the above-mentioned conventional device, when the winding diameter of the mount Tb becomes large, the mount Tb is wound up. A problem that the take-up speed becomes faster and excessive tension is applied to the mount Tb to cut the mount. Was occurring.   In view of such circumstances, the present invention provides a tape applying device that does not cut the mount. The purpose is to do.       [0005]     [Means for Solving the Problems]   The present invention is a parent-winding tape formed by winding a double-sided tape in which a mount is attached to a band-shaped adhesive material. The reel and the double-sided tape unwound from the parent winding tape reel are used for web winding. A pressing roller that presses the adhesive material onto the core and the adhesive that is stuck onto the core. A mount take-up reel that winds the mount that has been peeled from the adhesive, and the press roller are connected. Drive pulley that moves and rotates to transmit rotational torque to the mount take-up reel. A tape applying device including a tape applying magazine, wherein the drive pulley and the The mount take-up reel is connected through a torque limiter, and the torque limiter The upper limit of the transmission torque of is set to a value that does not exceed the cutting tension of the mount. To collect.       [0006]     [Action]   In the present invention, the mount diameter of the mount wound on the mount take-up reel is increased. The take-up speed of the mount is increased, and the rotational torque due to the tension of the mount is increased by the torque limiter. If the set transmission torque of the above is exceeded, the tri-limiter will take up the mount from the drive pulley. Since the drive torque is not transmitted to the reel, the mount is not cut.       [0007]     【Example】   Next, an embodiment of the present invention will be described with reference to the drawings.   The tape applying apparatus shown in FIGS. 1 and 2 includes a tape applying magazine 10, a traveling base 20, and It is composed of an operation mechanism 30 for rocking the taped magazine 10.   The tape-attached magazine 10 is a parent tape reel that is attached to the plate 11. 1, a take-up reel 2 and a pressing roller 3, and a guide roller 12 , Tension roller 13 is attached. The tape reel is attached to the parent tape reel 1. A lock mechanism 14 is provided to prevent rotation during rotation. This lock mechanism 14 is the master winding It consists of a gear fixed to the tape reel 1, a claw, and a cylinder for pushing the claw. It is known. A pulley 15 is coaxially fixed to the pressing roller 3, and the mount A drive pulley 4 is also coaxially fixed to the take-up reel 2, and a toothed belt is provided between the two. The lt5 is hung around. For this reason, the drive pulley 4 rotates in conjunction with the pressing roller 3. And the rotational torque of the drive pulley 4 is transmitted to the mount take-up reel 2 and The reel 2 is rotated. Then, the drive pulley 4 and the mount take-up reel 2 A torque limiter 40, which will be described later, is interposed between and.       [0008]   The traveling frame 20 includes a frame 21, a guide bearing 22 attached to the frame 21, and a guide. For running, which is composed of the id roller 23 and is arranged in parallel with the core carry-in device 103 (see FIG. 5). The traveling is guided by the guide rail 25 and the guide member 26. Also, mount 21 A chain 107 (see FIG. 6) for traveling drive is connected to the lower end bracket 27 of the It       [0009]   The operating mechanism 30 includes a plate 11 of the tape-attached magazine 10 and a mount 21 of the traveling mount 20. And a pair of links 31 and 32 that are axially mounted between the link 31 and the mount 21. And an air cylinder 33 that has been formed. Extend this air cylinder 33 Then, as shown in Fig. 1, the links 31 and 32 stand vertically, and the taped magazine 10 Is in the upper position, and when it is contracted, the taped magazine 10 moves down as shown in Fig. 3. Then, the pressing roller 3 comes into contact with the core C.       [0010]   In the state shown in FIG. 3, the double-sided tape T fed from the parent winding tape reel 1 is When the traveling base 20 is moved by pressing it against the core C with the pressing roller 3, the adhesive material Ta becomes core. It is adhered on C, the mount Tb is peeled off from the adhesive material Ta, and passes through the parent winding tape reel 1. And is wound around the mount take-up reel 2. When the adhesive material Ta is completely attached, air Extend the das 33 (arrow P) to move the taped magazine 10 upward as shown in FIG. Move to position. At this time, tear off the double-sided tape T just below the pressing roller 3. And the bonding work is completed.       [0011]   Next, the details of the torque limiter 40 will be described.   As shown in FIG. 4, the boss 15 of the mount take-up reel 2 has a torque limiter 40 The body 41 is fixed with bolts 42. In addition, 16 is a cover. Torque limiter 40 The main body 41 of this is a thick-walled cylindrical member, and the outer periphery of the main body 41 is taped through a bearing 51. It is rotatably supported by the plate 11 of the gazin 10. Also, the internal cavity 43 of the body 41 The bearing 52 is fitted in the shaft, and the support shaft 6 of the drive pulley 4 is inserted and fixed therein. Has been done. In the thick part of the torque limiter body 41, several cylindrical cavities 44 are arranged axially symmetrically. Formed in each cavity 44, a washer 45, a spring 46 and a friction body 47. Is inserted, and the friction body 47 is in contact with the inner side wall 4a of the drive pulley 4. This friction The frictional force between the body 47 and the side wall 4a of the drive pulley 4 is generated by the urging force of the spring 46. It is the same. Then, in a normal operating state, the frictional force causes the drive pulley 4 to rotate. The torque is transmitted to the mount take-up reel 2 and is rotated in conjunction with the pressing roller 3. The drive pulley 4 and the mount take-up reel 2 that rotate rotate together. However, as shown in Figure 3 In addition, the take-up diameter d of the mount Tb is increased, and the take-up speed of the mount Tb is increased by the parent winding tape reel. The rotational torque due to the mount tension becomes faster than the feeding speed of the double-sided tape T from 1 When the set transmission torque of the torque limiter is exceeded, the friction body 47 and the side wall 4a of the drive pulley 4 Do not transmit a rotational torque to the mount take-up reel 2 due to a slip between Become. For this reason, excessive tension is not applied to the mount Tb, and cutting of the mount Tb is prevented.       [0012]   In the above embodiment, a friction plate slip clutch type is used as the torque limiter. However, instead of this, any clutch such as a magnetic clutch or an electromagnetic friction clutch can be used. A type of torque limiter can be used.       [0013]     [Effect of the device]   According to the present invention, when attaching the double-sided tape to the web winding core, Cutting without being applied with excessive tension is prevented. For this reason, tape attachment work is You can do it efficiently.

BRIEF DESCRIPTION OF THE DRAWINGS FIG. 1 is a front view of a tape applying apparatus according to an embodiment of the present invention. FIG. 2 is a side view of a tape applying device according to an embodiment of the present invention. FIG. 3 is an explanatory view of a usage state of the tape applying device of the embodiment. FIG. 4 is a sectional view of a torque limiter according to the same embodiment. FIG. 5 is an explanatory diagram of a winder device and a tape tensioning mechanism. FIG. 6 is an explanatory diagram of a tape tensioning mechanism. FIG. 7 is an explanatory diagram of a taped magazine. [Explanation of symbols] 1 parent winding tape reel 2 base paper take-up reel 3 pressing roller 4 drive pulley 5 toothed belt 10 tape sticking magazine 20 running base 21 base 30 operating mechanism 40 torque limiter 46 spring 47 friction body

Claims (1)

[Claims for utility model registration] [Claim 1] A parent-winding tape reel in which a double-sided tape having a mount attached to a band-shaped adhesive material is wound, and a double-sided tape unwound from the parent-winding tape reel is used for web winding. A pressing roller that presses the adhesive material onto the core to apply the adhesive material, a mount take-up reel that winds up the mount material peeled from the adhesive material that is stuck onto the core, and the mount paper take-up roller that rotates in conjunction with the pressing roller. A tape applying device comprising a tape applying magazine comprising a drive pulley for transmitting a rotational torque to a reel, wherein the drive pulley and the mount take-up reel are connected via a torque limiter, and the torque limiter is transmitted. A tape applying device in a winder device, wherein an upper limit value of torque is set to a value that does not exceed a cutting tension of a mount.