JP3830178B2 - Slitter winding device - Google Patents

Description

[0001]
[Industrial application fields]
The present invention relates to a slitter that slits and winds a continuous web such as paper or plastic film into a plurality of strips, and more particularly to a winding device thereof.
[0002]
[Prior art and its problems]
In the slitter winding device, a winding core is disposed between a plurality of pairs of winding arms, the chucking mechanism of the winding arm is engaged with both ends of the winding core, and the winding core is chucked by the chuck mechanism. The Therefore, the chuck mechanism and the take-up core can be driven and rotated by the drive motor, and a continuous web of paper, plastic film or the like is slit into a plurality of strips and guided between each pair of take-up arms. Can be rolled up. A winding core automatic supply device is also generally used. In the take-up core automatic supply apparatus, a take-up core magazine is constituted by a plurality of pairs of end holders, and a new take-up core is accommodated in each of the pair of end holders at a position corresponding to each take-up arm. Both ends of the winding core are engaged, and the winding core is supported by the end holder. Then, after winding the continuous web, a new winding core is fed from the end holder, automatically supplied, and chucked by the chucking mechanism of the winding arm. Therefore, the continuous web can be wound up again.
[0003]
Furthermore, in recent winding devices, an NC control device is incorporated therein, and as the slit width of the continuous web is changed, the actuator is controlled by the NC control device, and each pair of winding arms is operated and moved by the actuator. The interval is adjusted as appropriate. At the same time, the actuator is controlled by the NC control device, and each pair of end holders is operated and moved by the actuator, and the distance between them is adjusted appropriately. Accordingly, a winding core having a length corresponding to the slit width of the continuous web can be used, and the winding core can be supported by each pair of end holders and automatically supplied. Furthermore, the winding core can be chucked by the chuck mechanism between each pair of winding arms, and the continuous web having the changed slit width can be accurately wound.
[0004]
However, in this case, it is necessary to specially provide an actuator and an NC control device for adjusting the distance between the end holders in addition to the actuator and the NC control device for adjusting the distance between the winding arms. For this reason, there exists a problem that the structure is complicated and cost is high.
[0005]
OBJECT OF THE INVENTION
Therefore, the present invention has been made for the purpose of making the configuration of the slitter winding device that automatically supplies the winding core simple and low in cost.
[0006]
[Structure of the invention]
According to the present invention, a plurality of winding arms are spaced from one another, form a plurality of pairs of winding arms to have a body and a rocking portion, respectively. And each rocking | swiveling part is attached to each main body so that rocking | fluctuation is possible. Further, a plurality of chuck mechanisms are combined with the winding arm, and each chuck mechanism is provided at each swinging portion . Accordingly, a winding core is disposed between each pair of winding arms, each chuck mechanism is engaged with both ends of the winding core, and the winding core can be chucked by the chuck mechanism, and the chuck is driven by the drive motor. The mechanism and winding core can be rotated to wind the slit continuous web around the winding core. Further, as the slit width of the continuous web is changed, each winding arm can be moved by the actuator and the interval can be adjusted. Further, a plurality of end holders are combined with the take-up arm , a take-up core magazine is constituted by the end holders , and each end holder is provided in each main body . Therefore, a new winding core can be accommodated therein, and both ends of the winding core can be engaged with each end holder between each pair of winding arms, and the winding core can be supported by the end holder. Further, a plurality of actuators are combined in the take-up arm, each actuator is provided on each body, are connected to each swing portion, a continuous web of winding Tonochi, each swing portion is swung by the actuators, each The chuck mechanism moves to the position of the end holder. Therefore, the winding core of the end holder can be chucked by each chuck mechanism . Thereafter, each swinging portion swings to the original position, and each chuck mechanism moves to the original position, whereby the winding core is supplied.
[0007]
[Explanation of Examples]
Examples of the present invention will be described below.
[0008]
In FIG. 1, this is a slitter winding device. In this embodiment, winding devices having the same configuration are provided on both the front and rear sides of the slitter, and the continuous web 1 such as paper or plastic film is guided to the slit blade 2 and slit into a plurality of strips. It is distributed to. Further, in the winding devices on both the front and rear sides, a plurality of pairs of chuck mechanisms 4 are combined with a plurality of pairs of winding arms 3, and winding cores 5 are respectively arranged between each pair of winding arms 3. The pair of chuck mechanisms 4 engage with both ends of the winding core 5, and the winding core 5 is chucked by the chuck mechanism 4. Further, a driving motor 6 is connected to the chuck mechanism 4, and the chuck mechanism 4 and the winding core 5 are driven and rotated by the driving motor 6, and the continuous web 1 is guided between each pair of winding arms 3. Then, it passes through the contact roller 7 and is wound around the winding core 5.
[0009]
Regarding the winding arm 3 and the chuck mechanism 4 of this apparatus, the winding arm 3 has a main body 8 and a swinging portion 9, and the swinging portion 9 is swingably attached to the main body 8 of the winding arm 3. The chuck mechanism 4 is provided on the swinging portion 9 of the support shaft 10. Furthermore, the magazine of the winding core 5 is constituted by a plurality of pairs of end holders 11, and the end holder 11 is for receiving a new winding core 5, engaging both ends thereof, and supporting it. A main body 8 of the winding arm 3 is provided. Therefore, between each pair of winding arms 3, both ends of the winding core 5 can be engaged with each pair of end holders 11, and the winding core 5 can be supported by the end holders 11. Further, an actuator 12 such as a cylinder is provided on the main body 8 of the winding arm 3 and is connected to the swinging portion 9. As will be described later, after winding the continuous web 1, the actuator 12 takes the winding arm 3. The swing portion 9 is swung, the chuck mechanism 4 is moved to the position of the end holder 11, and the winding core 5 of the end holder 11 can be chucked by the chuck mechanism 4. Thereafter, the swinging portion 9 of the winding arm 3 is swung to the original position, and the chuck mechanism 4 is moved to the original position, whereby the winding core 5 can be supplied.
[0010]
Further, with respect to the end holder 11 of this apparatus, as shown in FIG. 2, inclined rails 13 are formed on each pair of end holders 11, several winding cores 5 are superimposed on each other, and both ends thereof are inclined rails 13. The winding core 5 is supported by the inclined rail 13. Accordingly, the own weight acts on the winding core 5, and the winding core 5 rolls along the inclined rail 13 and advances. Further, in each pair of end holders 11, an upper stopper 14 is provided at the downstream end of the inclined rail 13, both ends of the winding core 5 engage with the upper stopper 14, and the winding core 5 is supported by the upper stopper 14. A lower stopper 15 is provided below the winding core 5, and both ends of the winding core 5 engage with the lower stopper 15, and the winding core 5 is supported by the lower stopper 15. Further, actuators such as cylinders are connected to the upper and lower stoppers 14 and 15, and as will be described later, the upper and lower stoppers 14 and 15 are moved backward and forward alternately to move the winding core 5 one by one. Can be released and taken out.
[0011]
Furthermore, in this embodiment, each pair of end holders 11 is provided with a gluing device 16, and an actuator 17 such as a cylinder is connected thereto, and the gluing device 16 can be moved forward and backward by the actuator 17. Further, an actuator 18 such as a cylinder is provided on the main body 8 of the winding arm 3 and is connected to the end holder 11, and the pair of end holders 11 can be lowered and raised by the actuator 18.
[0012]
In addition, a lifter 19 is provided below the winding arm 3. The lifter 19 is for supporting and lowering the wound product 20 of the continuous web 1. Further, an NC control device is incorporated in the winding device. As the slit width of the continuous web 1 is changed, the actuator is controlled by the NC control device, and each pair of winding arms 3 is moved by the actuator. Can be adjusted as appropriate.
[0013]
In this apparatus, after winding the continuous web 1, as shown in FIG. 4, the lifter 19 rises toward the wound product 20, the winding core 5 is released from the chuck mechanism 4, and the wound product 20 is lifted. 17 is supported. Therefore, as shown in FIG. 5, the wound product 20 can be lowered by the lifter 19 between each pair of winding arms 3. Thereafter, the swinging portion 9 of the winding arm 3 is operated by the actuator 12 and swings, and each pair of chuck mechanisms 4 moves to the position of the end holder 11.
[0014]
Further, when the chuck mechanism 4 reaches the position of the end holder 11, thereafter, as shown in FIG. 6, the end holder 11 is operated and lowered by the actuator 18 between each pair of winding arms 3, and the lower stopper 15 The winding core 3 is aligned with the chuck mechanism 4. Thereafter, as shown in FIG. 3, each pair of chuck mechanisms 4 engages both ends of the winding core 3, and the winding core 5 is chucked by the chuck mechanism 4. At the same time, the lower stopper 15 is operated by the actuator, the lower stopper 15 moves in the axial direction of the winding core 5, retreats from the winding core 5, and the winding core 5 is released from the lower stopper 15.
[0015]
Thereafter, the chuck mechanism 4 and the winding core 5 are driven and rotated by the drive motor 6. At the same time, as shown in FIG. 7, the gluing device 16 is operated and moved forward by the actuator 17, the gluing device 16 of each pair of end holders 11 contacts the winding core 5, and the winding core is wound by the gluing device 16. 5 is glued.
[0016]
Thereafter, as shown in FIG. 8, the swinging portion 9 of the winding arm 3 is operated by the actuator 12, the swinging portion 9 swings to the original position, and the winding core 5 moves to the original position. To do. Thereby, the winding core 5 is supplied.
[0017]
With respect to the upper and lower stoppers 14, 15 of the end holder 11, the lower stopper 15 is then operated by the actuator, and the lower stopper 15 advances to the original position. At the same time, the upper stopper 14 is operated by the actuator, the upper stopper 14 moves in the axial direction of the winding core 5, and retracts from the winding core 5. Therefore, the winding core 5 falls on the lower stopper 15, and both ends thereof engage with the lower stopper 15, and the winding core 5 is supported by the lower stopper 15. Thereafter, the upper stopper 14 advances to the original position, and the next winding core 5 rolls along the inclined rail 13, advances, engages with and is supported by the upper stopper 14. Therefore, the winding core 5 can be released and taken out one by one.
[0018]
Thereafter, as shown in FIG. 9, between each pair of winding arms 3, the continuous web 1 passes through the contact roller 7 and is guided to the winding core 5, and the continuous web 1 and the winding core 5 adhere to each other by glue. . Further, the chuck mechanism 4 and the take-up core 5 are driven and rotated by the drive motor 6, and the continuous web 1 is taken up by the take-up core 5. In parallel with this, a new winding core 5 is inserted between each pair of end holders 11 and replenished, and is supported by each pair of end holders 11. Thereafter, the end holder 11 is operated by the actuator 18, and the end holder 11 is raised to the original position.
[0019]
About the end holder 11 of this apparatus, it is provided in the main body 8 of the winding arm 3, and each pair of winding arms 3 is moved by the NC control device and the actuator as the slit width of the continuous web 1 is changed. When the interval is adjusted as appropriate, each pair of end holders 11 is moved accordingly, and the interval is adjusted. Accordingly, it is not necessary to specially provide the NC control device and actuator for the end holder 11 in addition to the NC control device and actuator for the winding arm 3 as in the prior art. Even if an NC control device and an actuator for the end holder 11 are not specially provided, the interval between the end holders 11 can be adjusted as appropriate, and a winding core 5 having a length corresponding to the slit width of the continuous web 1 is used. It can be supported by each pair of end holders 11. Moreover, the winding core 5 can be automatically supplied simply by swinging the swinging portion 9 of the winding arm 3, the configuration is simple, and the cost is low.
[0020]
【The invention's effect】
As described above, according to the present invention, as the slit width of the continuous web 1 is changed, each pair of the winding arms 3 is moved by the NC control device and the actuator, and the interval is adjusted appropriately. The pair of end holders 11 are also moved, and the distance between them is adjusted. Accordingly, it is not necessary to specially provide the NC control device and actuator for the end holder 11 in addition to the NC control device and actuator for the winding arm 3 as in the prior art. Even if an NC control device and an actuator for the end holder 11 are not specially provided, the interval between the end holders 11 can be adjusted as appropriate, and a winding core 5 having a length corresponding to the slit width of the continuous web 1 is used. It can be supported by each pair of end holders 11. In addition, the winding core 5 can be automatically supplied simply by swinging the swinging portion 9 of the winding arm 3, the configuration is simple, the cost is low, and the intended purpose is achieved. It is something that can be done.
[Brief description of the drawings]
FIG. 1 is a side view showing an embodiment of the present invention.
FIG. 2 is an explanatory diagram of the end holder of FIG. 1;
3 is a front view of the winding arm of FIG. 1. FIG.
4 is a side view showing a winding core supply process of the apparatus of FIG. 1. FIG.
FIG. 5 is a side view showing a step subsequent to FIG. 4;
6 is a side view showing a step subsequent to FIG. 5. FIG.
7 is a side view showing a step subsequent to FIG. 6. FIG.
FIG. 8 is a side view showing a step subsequent to FIG. 7;
FIG. 9 is a side view showing a step subsequent to that in FIG. 8;
[Explanation of symbols]
DESCRIPTION OF SYMBOLS 1 Continuous web 3 Winding arm 4 Chuck mechanism 5 Winding core 8 Main body 9 Oscillating part 11 End holder

Claims (1)

A plurality of winding arms that are spaced apart from each other, form a plurality of pairs, each have a main body and a swinging portion, and each swinging portion is swingably attached to each main body ;
A plurality of chuck mechanisms which are provided at the respective swinging portions and engage with both ends of the winding cores disposed between the pair of winding arms and chuck them;
A drive motor that rotates the chuck mechanism and the winding core and winds the slit continuous web around the winding core;
An actuator that moves each winding arm and adjusts the interval in accordance with a change in the slit width of the continuous web;
A plurality of end holders that are provided in each main body , constitute a magazine for storing a new winding core, engage both ends of the new winding core between the pair of winding arms, and support the same.
Wherein provided in each body, coupled to said each oscillating portion, the continuous web of the winding Tonochi said to oscillate the respective swing portions, a plurality of actuators for moving the respective chuck mechanism to the position of the end holder And consist of
When each chuck mechanism reaches a position of the end holder, the chucking winding core of said end holder by the chuck mechanism, then are swung the respective swing portions to the original position, the respective A slitter winding device, wherein a chuck mechanism is moved to an original position to supply the winding core.

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