JPH0371336B2 - - Google Patents

Description

DETAILED DESCRIPTION OF THE INVENTION (Industrial Field of Application) The present invention relates to a roll base paper feeding device such as a mill roll stand of a corrugating machine.

(Prior Art) A conventional example of the roll base paper feeding device will be explained with reference to FIG.
a, 2b, and are rotatably mounted on roll support arms 2a, 2b.One of the roll base papers 3a, 3b, which is rotatably mounted on the roll support arms 2a, 2b, is fed out and fed, and the other roll is placed in a splicing standby state, and the roll base paper is transferred to the paper splicing device. The structure is such that the paper is spliced through 5 and fed to the next process.

The paper splicing device 5 has a pair of paper splicing preparation members 6a, 6b which are slid as shown by the arrows, and the paper splicing preparation members 6a, 6b are used to feed one of the base papers being fed at the solid line position shown in the figure. 3a′ and the other base paper 3
The splicing preparation member 6b supports the end of the roll base paper 3a (for example, for gluing), and when the roll base paper 3a finishes feeding out or when changing the supplied paper material to change the order of paper quality, paper width, etc., the base paper 3b is The ends of the base paper 3a' are pressed onto the base paper 3a' on the paper splicing preparation member 6a, and the paper is spliced and continuously supplied, and the roll base paper 3a that is no longer needed after splicing is removed from the roll support arm 2a. Then, a new roll base paper 3c is mounted on the roll support arm 2a, and the end of the roll base paper 3c is attached to the paper splicing preparation member at the dotted line position in the figure, and the paper splice preparation member is placed on standby for paper splicing at the solid line position in the figure. It has a structure that allows it to be in a state.

(Problems to be Solved by the Invention) In the conventional roll base paper supply device, both roll base papers are mounted on both sides of the stand via roll support arms, and the gap between both roll base papers is large.
Because the feeding angle of the base paper from both rolls of base paper is large, it is necessary to guide and support the base paper being fed out on one side of the paper splicing preparation member until the end of the paper splicing. Since the removal of the base paper and the loading of a new base paper are to be carried out at the same location, it is necessary to remove the unnecessary roll of base paper, carry it out, carry in a new roll of base paper, load it, and then prepare for paper splicing. It will take some time. Therefore, there are problems in that it is difficult to handle operations that require paper splicing preparation in a short time, such as high-speed feeding, use of small-diameter roll base paper, and mid-way splicing when changing orders.

(Objective of the Invention, Means for Solving Problems) The present invention was developed to solve the above-mentioned problems, and includes a pair of roll support arms on which roll base paper is mounted. , in the roll base paper supply device that splices and supplies the roll base paper through a paper splicing device, a roll conveyor is provided at the bottom of a base paper feeding unit opposite to the paper splicing device, and the rolls are disposed on both sides of the base paper feeding unit. In addition to disposing a pedestal, the two roll supporting arms are each pivoted between the base paper feeding section and the two roll bases. It is an object of the present invention to provide a roll base paper supply device that enables the splicing roll base paper to be arranged in a manner that greatly improves splicing preparation performance and eliminates the above-mentioned problems.

(Embodiment) An embodiment of the present invention is shown in FIGS. 1 and 2, and 5 in the figure is a paper splicing device, which is operated by an appropriate drive mechanism (not shown). It has a pair of paper splicing preparation members 6a, 6b that are slid as shown by the arrows, and a plurality of guide roller groups that guide the base paper. (omitted) are individually slid to the solid line position and the dotted line position shown in the figure, and the end of the base paper fed out from the roll base paper is supported by means such as suction,
The same end is fed out and pressed onto the base paper being fed, and glued.
Alternatively, the structure is such that the paper is joined by means such as welding.

Further, below the center of the paper splicing device 5, a base paper feed-out unit 11 is provided opposite to the base paper feed-out unit 11 by a frame 10, etc., and a roll conveyor 12 is provided below the base paper feed-out unit 11. Roll stand 1 with rollers 13a at appropriate intervals on both sides
3 and 13 are arranged, and the base paper feeding section 11
Roll support arms 15a, 15b are provided between both sides of the rotary drive shafts 21, 2 and the roll frames 13, 13.
1, and the roll support arms 15a,
15b is individually swung as shown by the arrow by a drive mechanism.

As shown in FIG. 2, the roll base paper arrangement mechanism 20 has the roll support arms 15a and 15b fixed to a rotary drive shaft 21 rotatably disposed on both sides of the frame 10 of the base paper feeder 11 with bearings 22. The gear 23 and the gear 2 fixed to the end of the rotary drive shaft 21
The roll support arms 15a and 15b are connected to a motor 25 through a gear 24 meshed with the motor 25, and the roll support arms 15a and 15b are individually driven as shown by the arrows through the gears 24 and 23 and the rotary drive shaft 21 by the forward and reverse driving of the motor 25. The roll support arm 1
5a, 15a, 15b, and 15b are moved forward and backward only in the axial direction with respect to the rotary drive shaft 21 by an appropriate mechanism (not shown), so that the roll base paper can be rotatably mounted or removed between the leading ends. ing.

(Function) The embodiment of the present invention has the above-mentioned configuration, and is used with roll base paper 3a, 3b rotatably mounted on roll support arms 15a, 15b, respectively. As shown in FIG. 1, one roll base paper 3a
The base paper 3a' fed out from the base paper 3a' is guided by a group of guide rolls of the paper splicing device 5 and fed to the next process (not shown). Rotatably mounted on the roll support arm 15b on the roll stand 13, which is
At the same time, the end portion of the roll base paper 3b is supported by the paper splicing preparation member 6b and is disposed close to the base paper 3a' which is being fed out and is in a splicing standby position.

The rolled base paper 3a of the base paper 3a' that is being fed out is
Since it is disposed in the base paper feeding section 11 provided at the lower center of the paper splicing device 5, it is not necessarily necessary to guide and support the base paper 3a' during feeding by the paper splicing preparation member 6a. Instead, the same paper splicing preparation member 6
a to the solid line position on the right side of the figure as shown in FIG.
By unwinding the end portion and attaching it to the paper splicing preparation member 6a, the paper splicing standby state can be achieved sooner than before.

The roll base paper 3a that is being fed out is transferred to the roll base paper 3.
When replacing the paper splicing preparation member 6b in the solid line position in FIG. 1 to the right side in the figure, the end of the base paper 3b' of the roll base paper 3b is fed out and pressed against the running base paper 3a' to glue or weld it. The base paper 3a' is cut by splicing the paper using a method such as the above. The roll base paper 3a that has been fed out is removed from the roll support arm 15a and taken out by the roll transport conveyor 12, and then the roll support arm 15a is rotated clockwise in the figure to mount the standby roll base paper 3c on the roll mount 13. The paper splicing preparation member 6a on the same side is slid to the left in the figure to the dotted line position and is in a paper splicing standby state. On the other hand, the rolled base paper 3b that is being spliced and fed out is placed and supported in the base paper feeding section 11 by rotating the roll support arm 15b clockwise in the figure, and the splicing preparation member 6b on the same side
There is no need to guide or support b', and the sliding operation can be performed to the left in the figure in order to prepare for temporary splicing of the next roll of paper (not shown).

(Effects of the Invention) As described above, the present invention provides a roll base paper supply device that has a pair of roll support arms on which roll base paper is mounted, and that splices and supplies the roll base paper through a paper splicing device. A conveyor for conveying rolls is provided at the lower part of the base paper feed-out section 11 installed opposite to the paper splicing device, and roll stands are arranged on both sides of the base paper feed-out section, and the two roll stands are provided between the base paper feed-out section and both roll stands, respectively. Since the roll support arm is attached to the shaft 21, preparations for splicing a new roll of base paper can be made on the side of the base paper that is being fed out. Later, removing the used roll base paper from the roll support arm and loading a new standby roll base paper can be done by swinging the roll support arm, which can be done quickly, greatly improving splicing preparation operation performance. It has been improved.

Although the present invention has been described above with reference to embodiments, it goes without saying that the present invention is not limited to these embodiments, and can be modified in various ways without departing from the spirit of the invention. .

[Brief explanation of drawings]

FIG. 1 is a side view mechanical diagram showing an embodiment of the present invention;
FIG. 2 is a plan view of the negative part in FIG. 1, and FIG. 3 is a side view of the mechanism of the conventional example. 3a, 3b, 3c: roll base paper, 5: paper splicing device, 11: base paper delivery section, 12: roll take-out conveyor, 13: roll mount, 14: pivot, 15a,
15b: Roll support arm, 20: Roll base paper arrangement mechanism.

Claims (1)

[Claims] 1. In a roll base paper supply device that has a pair of roll support arms on which roll base paper is mounted and splices and splices the roll base paper via a splicing device, a base paper feeding unit provided opposite to the splicing device. A conveyor for transporting rolls is provided at the lower part of the base paper feeding section, and roll stands are arranged on both sides of the base paper feeding section, and both of the roll supporting arms are pivoted between the base paper feeding section and both of the roll stands, respectively. A roll base paper feeding device characterized by: