JPH06255001A - Paper tube manufacturing equipment - Google Patents

Abstract

PURPOSE:To provide a paper tube manufacturing equipment wherein investment cost in plant and equipment and installation space are small. CONSTITUTION:A paper tube manufacturing equipment is equipped with a plurality of raw fabric shelves 1, 2, 3, A, 5 and cutout devices 6, 7, 8 for receiving the raw fabric piece by piece from the raw fabric shelves 1, 2, 3, 4, 5 and a cutter 21, for cutting the raw fabric received from the cutout devices 6, 7, 8 into prescribed length. The raw fabric shelves 1, 2, 3, 4, 5 put away various kinds of raw fabric respectively and are equipped with a slope on which the raw fabric rolls by gravity and with an elevating/ lowering stopper holding the position of the raw fabric on the outlet side. Furthermore the paper tube manufacturing equipment is equipped with a centering part 43 for centering the paper tube cut by the cutter 21, in the axial direction, a mouthpiece charging/contact bonding machine 48 and a conveyance conveyor 53 of the paper tube. The mouthpiece charging/contact bonding machine 48 is provided with the mouthpiece charging parts 47, 31 consisting of a plurality of pieces on the moving side and the stationary side and with the mouthpiece contact bonding parts 49, 49a consisting of a plurality of pieces on the movable side and the stationary side.

Description

Detailed Description of the Invention

[0001]

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention, in the paper manufacturing industry, is to roll a wide paper roll (having a width dimension of about 2 to 5 m) produced by a paper machine to a rewinder, divide it into slitter rolls, and wind them into slit rolls. More specifically, the present invention relates to a paper tube that serves as a core for picking up the paper tube, and more particularly to an apparatus for manufacturing the paper tube.

[0002]

2. Description of the Related Art In the case of a paper tube for corrugated cardboard, the length of the paper tube used is various (for example, about 300 mm to about 2500).
mm length range), but the outer diameter and wall thickness are usually constant. Further, in the case of a newspaper paper tube, the length, outer diameter and wall thickness are all constant. On the other hand, for high-quality paper and special paper paper tubes, the outer diameter and wall thickness of the paper tube to be used vary depending on the characteristics and strength of the paper to be wound (for example, the outer diameter is about 100 mm to 180 mm, and the wall thickness is about 100 mm to 180 mm). Is about 10 to 50 mm), and the length is wide from short to long (for example, the length is about 200 mm to 2000 mm). The above-mentioned paper tube is literally made of paper and has a tubular shape. Generally, both ends of the paper tube are crimped to increase the strength of the paper tube.

By the way, this paper tube is purchased from a paper tube company by a paper manufacturing company and temporarily stored, and when it is used, it is taken out of the storage location and manually inserted into a rewinder. The length changes under the influence. In particular,
When the length of the paper tube is extended, the length of the paper tube is longer than the width of the slit roll, so that it is difficult to vertically lay the slit rolls in the warehouse in vertical stacking. Therefore, the slit rolls cannot be stably stored, and the holding efficiency of the warehouse is reduced. Also, when the length of the paper tube is shortened, the length of the paper tube is shorter than the width cut by the slitter.
The rewinder does not wind properly.

[0004]

In the manufacturing process of this paper tube, first, if there are several kinds of outer diameter and wall thickness, several kinds of raw materials (name of material tube before cutting the paper tube to a fixed length, (A little longer than the width of the roll paper manufactured by a paper machine) is manufactured, and after this raw material is cut to a required size by a cutting machine, a die is press-fitted into both ends of the cut using hydraulic pressure, Furthermore, to prevent the cap from coming off, the inner surface is also caulked using hydraulic pressure. At this time, it is necessary to prepare several types of caps so as to correspond to the same size as the original fabric, and the same applies to the caulking machine (crimping machine) for the caps. As described above, as for the paper tube manufacturing apparatus, if there are five types of original fabric dimensions, it is necessary to prepare five die loading machines and five die press crimping machines, respectively. It is necessary to connect the equipment continuously, and the amount of capital investment is enormous, and the installation space is also vast.

The present invention has been made in view of the above problems of the prior art, and has one paper tube manufacturing line,
An object of the present invention is to provide a paper tube manufacturing apparatus that requires a small amount of capital investment and requires a small installation space.

[0006]

In order to achieve the above object, a paper tube manufacturing apparatus of the present invention is capable of accommodating different types of original fabrics, and the original fabrics are inclined by their own weight and the original fabric on the delivery side. A plurality of original fabric racks each provided with an elevating type stopper for holding the opposite position, a cutting means for receiving one original fabric from each of the plurality of original fabric racks, and a predetermined number of original fabrics received from the cutting means. A cutting device for cutting to a length, a centering part for centering the paper tube cut by the cutting device in its axial direction, and a movable-side and fixed-side ferrule composed of a plurality of types corresponding to the type of material. Loading part, transfer for moving cut paper cores, ferrule feeder for guiding various ferrules from multiple ferrule hoppers to respective ferrule loading parts, and fixed side with multiple movements corresponding to the type of material Side cap crimp section And the base charging-crimping machine for, and a means and paper pipe conveyor for measuring and inspecting the length of the paper tube mouthpiece is crimped in the mouth KimuSoIri-crimping machine.

Further, the plurality of movable-side and fixed-side mouthpiece crimping portions are radially arranged on different rotary tables, respectively. Further, the plurality of movable-side and fixed-side mouthpiece charging portions are radially arranged on the respective rotary tables. And, each of the plurality of movable side and fixed side mouthpiece crimping portions are radially arranged on each different rotary table, and each of the plurality of movable side and fixed side mouthpiece charging portions is, Radially arranged on each separate rotary table.

[0008]

According to the present invention constructed as described above, the different kinds of the carried-in webs are stored in the corresponding web racks, and the webs try to roll due to their own weight due to the gradient. Held by When the elevating type stopper is lowered, the original fabric is received from the original fabric rack by the cutting means one by one, and the cutting device cuts the original fabric received from the cutting means into a predetermined length, and a plurality of papers are cut. A tube is obtained. The paper tube cut by the cutting device is centered in the axial direction by the centering unit, and then transferred by transfer to a predetermined ferrule loading unit on the fixed side and the moving side. Here, a predetermined amount of the ferrule supplied from the ferrule hopper is sent to a predetermined ferrule loading portion on the fixed side and the moving side by the ferrule feeder, and the ferrule is loaded into the paper tube. Further, the paper tube is transferred by transfer to a predetermined mouthpiece crimping portion on the fixed side and the moving side, where the mouthpiece of the paper tube is crimped.

The length of the paper tube with the mouthpiece crimped is measured.
It is inspected and only non-defective products are transported to a predetermined place by the paper tube transport conveyor.

[0010]

An embodiment of the present invention will be described with reference to the drawings. FIG. 1 is a schematic top view of an embodiment of the paper tube manufacturing apparatus of the present invention, FIG. 2 is an enlarged view of a raw fabric supply section in FIG. 1, (a) is a top view, (b) is a side view, FIG. 3 is shown in FIG.
3 is an enlarged side view of the cutting device shown in FIG. 4, FIG. 4 is a top view of FIG.
5 is a detailed view of the paper tube projecting portion in FIG. 1, and FIG. 6 is FIG.
FIG. 7 is an enlarged side view of the mouthpiece charging portion of FIG. 7, and FIG. 7 is an enlarged side view of the mouthpiece crimping portion of FIG. As shown in FIG. 1, the paper tube manufacturing apparatus of the present embodiment is mainly composed of a plurality of predetermined types of original fabrics 10, 1.
1 (see FIG. 9), a plurality of original fabric shelves (original fabric racks) 1, 2, 3, 4, 5 and the plurality of original fabric shelves 1,
In the present embodiment obtained by cutting the raw fabric by the raw fabric conveying conveyor 9 for feeding the raw fabrics 10, 11 from 2, 3, 4, 5 to the cutting device 24, the length of the raw fabric conveyer 9 is obtained in the present embodiment. Different paper tubes 67 (see FIG. 8) are provided with a plurality of mouthpiece loading parts 47, 31 corresponding to the type of the raw material for loading the mouthpiece, and papers having the mouthpieces loaded by the mouthpiece loading parts 47, 31. Tube 67
Crimping parts 49, 49a for crimping the caps of
And a paper tube conveying conveyor 53 for conveying the paper tube 67 from the mouthpiece charging / pressing machine 48 to the paper tube box 55. The types of the original fabrics 10 and 11 stored in the original fabric racks (original fabric racks) 1, 2, 3, 4, and 5 are different from each other as described later.

When the dimensions (outer diameter × inner diameter × length) of the original fabrics 10 and 11 are, for example, 5 types, correspondingly, the original fabric shelves 1, 3, and 5 are arranged in three rows (L1, L2, L3). L2) and two original fabric shelves 1 and 3 (see FIG. 2B) are two-story structures with original fabric shelves 2 and 4, respectively. And 1 row x 1 floor can be loaded with 5 types of original fabrics 10 and 11. If the original fabric shelves 1, 2, 3, 4, and 5 are arranged in this manner, the occupied area thereof is the original fabrics 10, 11
Depending on the length of, it will be about 3/5 of the conventional one. In the case of the present embodiment, there are five types, five types, and five types of lengths, paper tube outer diameters, and paper tube inner diameters of the original sheets 10 and 11, respectively, and one type of paper tube does not require a mouthpiece. is there. As shown in FIGS. 1 and 2, the original shelves 1, 2, 3,
4 and 5 have a slope that allows the rolls 10 and 11 to roll under their own weight, and the roll shelves 1, 2, 3, 4, and 5 hold the positions of the rolls 10 and 11 in the front row. Lifting type stoppers 12 and 13 are provided respectively.

In front of the original fabric shelves 1, 2, the original fabric shelves 3, 4, and the original fabric shelf 5, a cutting device (raw fabric transfer device) for taking out (cutting out) the original fabrics 10 and 11 one by one. 6, 7 and 8 are provided respectively, and the respective cutting devices 6, 7 and 8 include upper and lower sprocket wheels 14 and 1 around which a chain 16 is wound.
It is equipped with 5. By driving the upper sprocket wheel 14 by a motor (not shown), the chain 16 and the plurality of attachment bars 17 attached to the chain 16 are lifted in the direction opposite to the arrow C, that is, from the bottom to the top, while being preselected. When the elevating type stoppers 12 of the original fabric shelves 1, 2, 3, 4, 5 are lowered, one original fabric 10 is sequentially placed on the attachment bar 17. The original fabric 10 is placed on the original fabric conveyer 9 through a transfer chute (transfer guide) 18 at the upper limit of the cutting device 6, where it is axially moved and sent to the next cutting process.

As shown in FIGS. 1 and 3, the cutting device 24
Is provided with a pedestal 21 on which a cutting machine 22 and a raw fabric pusher 23 are mounted, and the selected raw fabrics 10, for example, are conveyed one by one by a cutting device 6 by a raw fabric conveyer 9 and hit the barrier plate 20. As a result, the user moves onto the pedestal 21 having the cutting device 24. As the cutting device 24, one fixed-type cutting machine 22 is provided, and the original fabric pressing unit 76 is provided with an air cylinder 30 for moving the movable stopper 25 for moving the movable stopper 25 in the vertical direction. By moving the original fabric pressing unit 76 to the cutting machine 22 side and the opposite direction (arrow B direction and counter arrow B direction) by using a mechanism such as a drive motor and a ball screw (not shown),
Move the movable stopper 25 to cut length (see Fig. 3)
Can be determined. An original fabric pusher 23 is provided on the side opposite to the movable stopper 25 with respect to the cutting machine 22. Until the original fabric 10 hits the movable stopper 25 while moving the original fabric pusher 23 to the cutting machine 22 side. Continue pressing, stop after pressing.

Here, the detailed structure of the cutting device 24 will be described with reference to FIGS. 3 and 4. First, the original 10,1
With respect to the first clamping device, the original fabric pressing unit 76 is moved and positioned along the receiving base 21 in the arrow B direction and the counter arrow B direction by a drive device (not shown).
The moving-side original presser lifting air cylinder 29 is fixed to the original-pressing unit 76, and the moving-side original presser air cylinder 26 is mounted on the lifting plate 69 which is moved up and down by the moving-side original presser lifting air cylinder 29. It is provided so as to be movable in the front-rear direction (the direction of arrow A and the direction of the opposite arrow A), and the moving side original presser foot 27 is attached to the tip, that is, the lower end of the rod of this moving side original presser air cylinder 26. The air cylinder 28 for moving back and forth on the moving side original presser foot is
The air cylinder 26 is fixed to the lifting plate 69 and is used to move the moving-side original presser air cylinder 26 in the front-rear direction (arrow A direction and counter arrow A direction).

On the other hand, the fixed side original fabric presser lifting air cylinder 35 is fixed to the cutting machine 22, and is fixed to the lifting plate 72 that is raised and lowered with respect to the cutting machine 22 by the fixed side fabric presser lifting air cylinder 35. The air cylinder 36 for holding the side original fabric is fixed, and the air cylinder 36 for fixing the side original fabric is fixed.
A fixed side original fabric presser 37 is attached to the tip (lower end) of the rod. In the cradle 21, as shown in FIG.
A plurality of paper tube push-up members 60 are provided for different air cylinders 6, respectively.
6 up and down, and two original roll receiving rollers 5
A paper tube push-up device having 8, 59 is provided.
By the air cylinder 28 for the front and rear movement of the moving side original fabric presser,
After moving the moving side original fabric presser air cylinder 26 and the moving side original fabric presser 27 to the front side, that is, in the direction opposite to the arrow A and positioning them right above the original fabric 10 on the pedestal 21, The air cylinder 29 is lowered and the moving-side original fabric presser 27 is pressed against one end of the original fabric 10. At the same time, by the air cylinder 36 for raising and lowering the fixed side original fabric presser,
The fixed-side original fabric presser 37 is pressed against the other end of the original fabric 10.
At this time, the moving-side original fabric pressing air cylinder 26 and the fixed-side original fabric pressing air cylinder 36 function as cushions so that the original fabric 10 is not subjected to a certain force or more. In this way, after the both ends of the original fabric 10 are clamped, the two original fabric receiving rollers 58 and 59 (see FIG. 5) are rotated in the directions indicated by the arrows, respectively.
0 can be rotated. The cutting machine 22 described later,
Lifting air cylinder 34 fixed to the machine frame (not shown)
By descending by, the raw material 10 is cut by the blade 32 for the cutting device 24 which is already rotating at high speed. The cutting machine 22 is configured such that the rotation of the blade driving motor 33 is transmitted to the blade shaft 70 via the pulley and the belt 71, whereby the blade 32 rotates. The paper dust generated at the time of cutting is collected by the dust collector 44 through a duct (not shown).

After the material is cut, the cutting machine 22 is lifted by the lifting air cylinder 34, and the moving side clamping means 26,
27, 29 and the clamps 35, 36, 37 on the fixed side are released, and two original fabric receiving rollers 58,
59 is stopped and the plurality of paper tube push-up members 60 are moved up, whereby the cut paper tube is sent to a damper-41 described later. Next to the cutting device 24, a damper 41 tilted by an air cylinder (not shown) is provided, and the cut paper tube 67 rolls on the damper 41 when the paper tube 67 is pressure-bonded to the mouthpiece. It hits the standby stopper 42 in front of 31 and stands by. The moving-side bed 73, on which the five sets of the mouthpiece charging portion 47 and the mouthpiece crimping portion 49 are respectively mounted, is driven on the LM guide 79 by the movement-side bed drive motor 78 through the ball screw 77 and the nut (not shown). The structure is such that it is moved in the arrow B direction and the counter arrow B direction in accordance with the length of the paper tube 67 to be processed. Transfers 45 are provided next to the moving bed 73 and the fixed bed 19, respectively, and after the moving bed 73 is stopped, the standby stopper 42 is lowered,
The paper tube 67 rolls and the transfer side 4 and the fixed side 4
5 is moved to a position between the two centering parts 43 on the moving side and the fixed side and stopped. When the centering air cylinder 43a of the centering portion 43 is operated, the paper tube 67 is moved to both the centering air cylinders 4a and 4b.
After being sandwiched by 3a and correcting the axial position, the ends are supported by the transfer side transfer 45 and the fixed side transfer 45, and are selectively transferred to a predetermined mouthpiece charging section 47 out of five kinds of mouthpiece charging sections 47. Be done.

Since this apparatus is compatible with five types of ferrules, the movable ferrule charging section 47 is equipped with five sets and the ferrule hoppers 74 are also equipped with five units. The mouthpiece 62 (see FIG. 8) is an inclined slat conveyor (not shown) with an oyster plate (60 degrees to 7 degrees).
(0 degree) mouthpiece feeder (1 per mouthpiece hopper)
(Provided with a table), the cap is dropped onto a chute for one piece and carried by a belt conveyor or the like, and on the way, the path is changed to a cap loading portion 31 of the fixed bed 19 by a switching gate or the like, and the chute of the fixed bed 19 is used by the chute. It is supplied to the base charging unit 31. Further, the supply to the mouthpiece charging part 47 of the moving side bed 73 is supplied by the chute by the guide that moves together with the moving side bed 73 and is supplied to the mouthpiece charging part 47 (the drawing is omitted). Further, the paper tube is selectively moved to a predetermined base loading position by the transfer 45 on the fixed side and the moving side and stopped, and the base 62 (see FIG. 8) is loaded by the base loading portion 47.

The paper tube, which has been cut by the cutting machine 22 and which does not need the mouthpiece, is transferred to the mouthpiece loading and crimping machine 48 by the plurality of paper tube pushing-up members 60 while the damper 41 is in the air cylinder (not shown). As the paper tube 67 is slanted down, the paper tube 67 falls and rides on the non-base paper tube conveyer 40, is carried in the direction of the arrow B and hits the barrier plate 39, and is thrown into the non-base paper tube box 38. Here, the detailed configurations of the moving-side and fixed-side mouthpiece charging portions 47 and 31 will be described by taking the moving-side mouthpiece charging portion 47 as an example. As shown in FIG. 6, each separate hydraulic cylinder 63
5 of the cap loading heads 61 moved in parallel are provided corresponding to the type of the cap, the paper tube 67 stops at a predetermined position of the cap loading head 61, and the hydraulic cylinder 63 causes the cap loading head 61 to move. By moving in the direction opposite to the arrow B, the tip of the mouthpiece charging head 61 enters the mouthpiece 62, and by moving the mouthpiece charging head 61, the mouthpiece 62 is pressed into one end of the paper tube 67. To do. The five base fitting portions 31 of the fixed bed 19 are the moving bed 73.
Are arranged on the fixed bed 19 so as to correspond to the five sets of the ferrule charging portions 47, respectively, and have the same structure. The ferrule charging portion 47 and the ferrule 62 are connected to the other end of the paper tube 67 at the same time. It is loaded into a part (not shown).

Here, the movable-side and fixed-side base crimping portions 4
The detailed configuration of 9, 49a will be described by taking the mouthpiece crimping portion 49 on the moving side as an example. As shown in FIG. 7, five sets of hydraulic cylinders 64 are radially arranged on the rotary table 57.
It is installed radially. Each hydraulic cylinder 64
The rotary table 57 is mounted on each separate base 88 movably provided radially. The paper tube 67 with the mouthpiece 62 attached to both ends is selectively carried to a predetermined mouthpiece crimping section 49 by the transfer 52 on the fixed side and the moving side and stopped. The rotary table 57 rotates in the direction of the arrow D, and stops at a position where the mouthpiece crimping head 65 matching the inner diameter of the mouthpiece inserted in the paper tube 67 is on the same line as the paper tube 67. The base crimping head 65 is, for example, Japanese Patent Publication No. 55-
The one disclosed in Japanese Patent No. 25109 is used.
The hydraulic cylinder 75 and the mouthpiece crimping head 65 move in the direction opposite to the arrow B through the base 88 by the hydraulic cylinder 75, the mouthpiece crimping head 65 enters the mouthpiece 62 of the paper tube 67 and stops, and then the hydraulic cylinder 64. Is operated, the inner surface of the die is caulked by the protrusions coming out from the surface of the die crimping head 65 and dented. The fixed bed 19 also has a rotary table 57a, and five sets of cap crimping parts 49 are provided.
The structure a also has a similar structure corresponding to the cap crimping portion 49 of the moving bed 73.

A paper tube conveyer 53 is provided next to the mouthpiece loading / pressing machine 48, and the paper tube 6 into which the mouthpiece is loaded and pressure-bonded
7 is sent to the paper tube transport conveyor 53 by the transfer 52 on the moving side and the fixed side. Paper tube conveyor 53
For the upper paper tube 67, the length of the paper tube 67 is measured by the paper tube length measuring device 51, and when the measured value is within a predetermined allowable range, the paper tube 67 is sent in the direction opposite to the arrow B, Printing machine 54
After the specifications of the paper tube 67 (for example, the paper tube outer diameter, the wall thickness, and the length) are printed on the cylinder surface of the paper tube being transferred, the paper sheet is hit into the dam plate 56 and placed in the paper tube box 55. In addition, the paper tube length measuring device 51
In the case where the value measured by is out of the set permissible range (NG product), the paper tube 67 is conveyed in the direction of the arrow B by reversing the paper tube conveyer 53, and the NG paper tube box 5
It is thrown in 0.

The hydraulic unit 46 includes each hydraulic cylinder 6
It is a drive source for driving 3, 64 and 75. next,
The control system will be described. As shown in FIG. 10, the personal computer 81 inputs the outer diameter, the inner diameter, the cutting length, and the like of the originals 10 and 11, and causes the master controller 82 to perform automatic operation or manual operation, or to display the display 8.
4, the set value display, measurement length display, and failure monitoring can be performed. The drive device 83 is for each hydraulic cylinder 6
3, 64, 75, air cylinders 26, 28, 29,
30, 34, 35, 36, 66, knife drive motor 3
3. Drive motor (not shown) for the original fabric unit 76 and each device drive motor (moving side bed drive motor 78, etc.)
, Which are sequence-controlled by the master controller 82 and are driven at a predetermined timing. The programming panel 86 creates, adds and modifies the software of the master controller 82, and the ladder printer 87 prints out the result. Further, an entry side operation panel 90, a central operation panel 91 and an exit side operation panel 92 are provided as on-site operation panels. The entry side operation panel 90 is equipped with a device that can operate the equipment in the range from the original rack to the cutting machine entry side, and the central operation panel 91 is the equipment that can operate the equipment in the range from the cutting machine to the mouthpiece loading / crimping machine. The output side operation panel 92 includes a paper tube length measuring device, a paper tube conveyer,
It is equipped with equipment that can operate equipment up to the printing press.

Next, the operation of the paper tube manufacturing apparatus of this embodiment will be described with reference to the flow charts shown in FIGS. 11 and 12. A series of operations described below are automatically performed by the control system. Original fabric shelves 1, 2, 3, 4, 5 corresponding to a plurality of types of paper tubes carried in by an original fabric transportation truck (not shown)
A plurality of sheets are loaded on each (step 10 in FIG. 11)
0). Next, after setting specifications such as the outer and inner diameters of the original sheet, the length and the number of the paper tube, and whether or not the mouthpiece is necessary, in the personal computer 81 (step 101 in FIG. 11),
Press the start button (not shown) on the central operation panel 91 to start “automatically” (step 10 in FIG. 11).
2). For example, when it is desired to cut out the original fabric 10 from the original fabric shelf 1, the sprocket wheel 14 of the predetermined cutting device 6 on the front face of the original fabric shelf 1 is driven to move the plurality of attachment bars 17 from bottom to top. By lifting and lowering the lifting stopper 12 on the side of the selected original fabric shelf 1 (see FIG. 11).
In step 103), only one original 10 is placed on the attachment bar 17 (step 1 in FIG. 11).
04). Further, the original fabric 10 is placed on the original fabric conveyer 9 through the crossover shoe 18 on the left side at the upper limit of the cutting device 6 (step 105 in FIG. 11), moved here in the axial direction, and then moved to the next stage. It is sent to the cutting process.

The set original 10 is cut by the cutting device 6 into 1
The sheets are transferred one by one to the original fabric conveyer 9 and conveyed in the direction of the arrow B, and one end thereof hits the barrier plate 20. With this, the original 1
0 moves to the two original fabric receiving rollers 58 and 59 on the pedestal 21 having the cutting device 24 (step 1 in FIG. 11).
06). By moving the original fabric pressing unit 76 of the cutting device 24 using a mechanism of a ball screw (not shown),
After the movable stopper 25 is moved to a predetermined position and the cutting length is determined (step 114 in FIG. 11), the original fabric pusher 23 is moved in the direction of the arrow B and the original fabric 10 is contacted with the movable stopper 25. Continue pressing until it stops, and then stop (step 115 in FIG. 11). The moving-side original fabric presser front-rear movement air cylinder 28 moves the moving-side original fabric presser air cylinder 26 and the moving-side original fabric presser 27 to the front side (just above the original fabric) to elevate the moving-side original fabric presser. By lowering the air cylinder 29, the moving side original fabric presser 27 is pressed against one end of the original fabric 10 via the moving side original fabric presser air cylinder 26. At the same time, the fixed-side original fabric presser lifting air cylinder 35 is lowered to press the fixed-side original fabric presser 37 against the other end of the original fabric 10 via the fixed-side original fabric presser air cylinder 36 (FIG. 11). During,
Step 116). At this time, the moving-side original pressing air cylinder 26 and the fixed-side pressing original air cylinder 36
Serves as a cushion so that the original fabric 10 is not subjected to a certain force or more.

After clamping both ends of the original fabric 10 in this manner, the original fabric 10 is rotated and cut by rotating the two original fabric receiving rollers 58 and 59 (step 117 in FIG. 11). By lowering the cutting machine 22 with the lifting air cylinder 34 of the machine 22, the raw material 10 is cut by the blade 32 that is already rotating at high speed. The paper dust generated at the time of cutting is collected by a dust collector 44 through a duct (not shown). After cutting the original fabric, the cutting machine 22 having the blade 32 is raised by the air cylinder 34 for raising and lowering (step 118 in FIG. 11), and the two original fabric receiving rollers 58, 59.
The rotation of the
9), the original clamp of the moving side clamping means 26, 27, 29 and the fixed side clamping means 35, 36, 37 is released (step 120 in FIG. 12). When the plurality of paper tube push-up members 60 are respectively raised by the respective air cylinders 66 (step 121 in FIG. 12), the cut paper tubes 67 are sent to the damper 41 (in FIG. 12,
Step 122), after which centering described later is performed (step 123 in FIG. 12).

Here, the case of actually cutting the original fabric will be described. The original fabric 10 on the two original fabric receiving rollers 58 and 59 has a new reference surface on the left end face of the original fabric 10 to determine the cutting length (generally referred to as discard cutting). Therefore, the movable stopper 25 is moved to a position of a few mm on the side of the blade 32 for the cutting device 24 in the direction of arrow B in FIG. 1 via the original fabric pressing unit 76 (step 107 in FIG. 11), and the original fabric pusher 23. While moving in the direction of arrow B, continue pushing the original 10 until it hits the movable stopper 25, and stop after pressing (Step 10 in FIG. 11).
8). At this time, the moving side original presser air cylinder 2
6. Since the moving-side original fabric presser 27 interferes with the blade cover 68 for the cutting device 24, the moving-side original fabric presser air cylinder 2 is moved by the moving-side original fabric presser forward / backward air cylinder 28.
6 and the moving side original fabric presser 27 are retracted backward (in the direction of arrow A) in advance.

Air cylinder 35 for raising and lowering the fixed side original presser foot
The other end of the original 10 is clamped by the fixed side original presser air cylinder 36 and the fixed side original presser 37 (see FIG. 11).
Inside, step 109), two original roll receiving rollers 58,
By rotating 59 (step 110 in FIG. 11), the original fabric 10 is rotated by the two original fabric receiving rollers 58 and 59, and the blade 32 for the cutting device 24 which is already rotating at high speed is lowered. (Step 111 in FIG. 11), the original fabric 10 is cut. Not-shown cutting dust becomes cutting chips and dust, and these cutting chips and dust are sucked and collected by the dust collector 44 due to the negative pressure inside the blade cover 68. When cutting a paper tube of a short object (for example, about 200 mm or less), the moving side clamping means 26, 27, 29 are retracted to the rear position and the movable stopper 25 is cut, as in the case of the above-mentioned waste cutting. Set the length position, and move the original fabric pusher 23 in the direction of arrow B. This makes the original 10
Is pressed against the movable stopper 25, the original side 10 is clamped by the fixed side clamping means 35, 36, 37, and the original side 10 is rotated by the two original side receiving rollers 58, 59, which is constantly rotating at high speed. 32 is lowered from the lifting air cylinder 34 of the cutting machine 22 to cut the raw fabric 10.

After cutting, the two original fabric receiving rollers 58, 5
After stopping 9 (step 112 in FIG. 11), the cutting machine 22
Is lifted by the lifting air cylinder 34, the clamp by the fixed side clamping means 35, 36, 37 is released (step 113 in FIG. 11), and the cut paper tube is pushed by the paper tube pushing-up member 60 into a mouthpiece loading / pressing machine. Send to 48 people. After that, the same cutting and pushing-up operations are repeated to cut the original fabric 10 into a specified length to obtain a plurality of paper tubes 67. In this example, five paper tubes were obtained by cutting four times from one original fabric. After the movable stopper 25 is lifted upward by the movable stopper elevating air cylinder 30 (not shown in FIG. 12,
In step 129), the original fabric pusher 23 moves in the direction of arrow B (step 130 in FIG. 12), and is discharged to the outside of the cutting device 24 and collected in a container (not shown) or the like (in FIG. 12). , Step 131).

Next, when the raw material of the long material is cut, the moving side clamping means 26, 27, 29 do not interfere with the blade cover 68, so when the raw material 10 is clamped, the moving side clamping means. 26, 27, 29 and fixed side clamping means 35, 36, 37 are used to clamp both ends of the original fabric 10 and cut in the same manner as described above. Step 1 for the number of cuts
14 to 123 are repeated. Next, a plurality of (5) paper tubes that have been cut are to be pressed with the damper 4
Paper that is rolled on 1 and hits the standby stopper 42 in front of the mouthpiece loading / crimping machine 48 to stand by, and the moving bed 73 of the mouthpiece loading / crimping machine 48 is processed by the moving bed drive motor 78 or the like. After moving and stopping according to the pipe length,
The standby stopper 42 descends, and the paper tube 67 is placed on the transfer-side transfer 45 and the fixed-side transfer 45 and sent between the two centering portions 43. By operating the two centering air cylinders 43a on the moving side and the fixed side of the two centering portions 43, the paper tube 67
The position in the axial direction with the pinch in between is corrected (step 123 in FIG. 12), and the transfer 45 on the moving side and the fixed side selectively moves between the predetermined ferrule charging parts 47 on the moving side and the fixed side. . Here, since the present apparatus is compatible with the caps of five kinds of diameters, it is equipped with five sets of the cap loading parts 47 and five cap hoppers 74. The clasps are dropped onto the chute one by one with a clasp feeder (one clasp hopper) tilting the slat conveyor with an oyster plate (about 60 to 70 degrees) and conveyed by a belt conveyor, etc. The path to the mouthpiece charging section 31 is changed by a switching gate or the like, and the chute is supplied to the mouthpiece charging section 31 of the fixed bed 19 by a chute. Further, the supply of the moving-side bed 73 to the mouthpiece charging portion 47 is supplied by a chute by a guide that moves together with the moving-side bed 73 and is supplied to the mouthpiece charging portion 47 (illustration is omitted). Further, the transfer-side transfer 45 and the fixed-side transfer 45 move and stop the paper tube to a predetermined mouthpiece loading position, and the mouthpiece loading portion 47 inserts the mouthpiece into the end portion of the paper tube.

The paper tube 67 is stopped at a position between the predetermined moving side and the fixed side ferrule charging portions 47 and 31, and the hydraulic cylinder 63 moves the ferrule charging head 61 in the direction opposite to the arrow B. The tip of the mouthpiece loading head 61 enters the mouthpiece, and further moves in the direction opposite to the arrow B to load the mouthpiece 62 into the end of the paper tube 67. Fixed bed 19
Of the five sets of the mouthpiece charging section 31, the corresponding mouthpiece charging section 3
1 also inserts the base into the other end of the paper tube 67 at the same time as the base loading portion 47 of the moving bed 73 (step 124 in FIG. 12). The paper tube 67 with the ferrules inserted at both ends is carried by the transfer 45 and the transfer 52 between the predetermined ferrule crimping portions 49, 49a on the moving side and the fixed side, and stops at the center position. In the figure, five hydraulic cylinders 64 are arranged radially.
Is installed.

The rotary table 57 rotates in the direction of the arrow D, and stops at a position where the spinneret crimping head 65 matching the inner diameter of the spinneret inserted in the paper tube 67 is on the same line as the paper tube 67. The hydraulic cylinder 75 causes the hydraulic cylinder 64 and the cap crimping head 65 to move in the direction opposite to the arrow B, and the cap crimping head 65 enters the cap of the paper tube 67 and stops.
When the hydraulic cylinder 64 moves in the direction opposite to the arrow B, a protrusion protruding from the surface of the cap crimping head 65 (see, for example, Japanese Patent Publication No. 55-25109) caulks the inner surface of one of the caps. At the same time, the rotary table 57a of the fixed bed 19 also rotates, and the cap crimping portion 49a is rotated.
Also crimp the other base (step 12 in FIG. 12).
5). Here, a paper tube in which the die is not pressure-bonded will be described.

While the paper tube cut by the cutting machine 22 is being sent to the mouthpiece loading / pressing machine 48 by the paper tube pushing-up member 60, the damper 41 is fed by the air cylinder (not shown) or the like to the paper pipe conveyor 40 with no mouthpiece. The paper tube falls by slantingly to the side, rides on the paper pipe conveyor 40 with no mouthpiece (step 132 in FIG. 12), is conveyed in the direction of arrow B, and one end thereof hits the weir plate 39 so that the paper pipe with no mouthpiece is used. It is put in the box 38 (step 13 in FIG. 12).
3). The paper tube charged with the die and pressure-bonded is sent to the paper tube conveyor 53 by the transfer side transfer 52 and the fixed side transfer 52. The paper tube 67 on the paper tube conveyer 53 is moved in the axial direction, and the length of the paper tube is measured by the paper tube length measuring device 51 (step 126 in FIG. 12). If the measured value is within the predetermined permissible range, the paper tube is sent in the direction of the opposite arrow B, and the printing machine 54 transfers the paper tube to the cylinder surface of the paper tube. After printing (outer diameter, wall thickness, and length) (step 127 in FIG. 12), one end has a dam plate 56.
At this time, the paper tube box 55 is loaded (in FIG. 12,
Step 128). On the other hand, when the value measured by the paper tube length measuring device 51 is out of the set permissible range (NG product), the paper tube is conveyed back through the paper tube conveyer 53 (step 134 in FIG. 12). Carried in the direction of arrow B N
It is put into the G paper tube box 50 (step 135 in FIG. 12).

In the above-mentioned embodiment, the plurality of die press-bonding portions on the moving side and the fixed side are radially arranged on the respective rotary tables, but the plurality of die fittings on the moving side and the fixed side are provided. A parallel type may be used as in the case of the entrance.
Further, the plurality of ferrule charging portions on each of the moving side and the fixed side may be radially arranged on each different rotary table similarly to the plurality of ferrule crimping portions on the moving side and the fixed side. Good. Then, the plurality of mouthpiece crimping portions on the moving side and the fixed side are radially arranged on each separate rotary table, and the plurality of mouthpiece charging portions on the moving side and the fixed side are provided. , May be radially arranged on different rotary tables.

[0033]

Since the present invention is configured as described above, it has the following effects. The invention according to claim 1 can manufacture different types of paper tubes in one paper tube manufacturing line, and as a result, the amount of capital investment is small,
Moreover, the installation space is small. Further, the manufactured paper tube can be transferred to the rewinder before its length changes. According to the invention described in claims 2 to 4, the cap loading / crimping machine is downsized, and the installation space thereof is reduced.

[Brief description of drawings]

FIG. 1 is a schematic top view of an embodiment of a paper tube manufacturing apparatus of the present invention.

FIG. 2 is an enlarged view of the original fabric supply unit in FIG.
(A) is a top view and (b) is a side view.

FIG. 3 is an enlarged side view of the cutting device shown in FIG.

FIG. 4 is a top view of FIG.

5 is a detailed view of the paper tube projecting device in FIG.

FIG. 6 is an enlarged side view of one of the five cap insertion portions shown in FIG. 1.

FIG. 7 is an enlarged side view of one of the five cap crimping portions shown in FIG.

FIG. 8 is a vertical cross-sectional view of a paper tube.

FIG. 9 is a schematic perspective view of an original fabric.

FIG. 10 is a control block diagram of the paper tube manufacturing apparatus.

FIG. 11 is a diagram showing the flow of the first half of the operation of the paper tube manufacturing apparatus.

FIG. 12 is a diagram showing a flow of the latter half of the operation of the paper tube manufacturing apparatus.

[Explanation of symbols]

 1, 2, 3, 4, 5 Original shelf (original rack) 6, 7, 8 Slicing device (original material transfer device) 9 Original material conveying conveyor 10, 11 Original material 12, 13 Elevating stopper-14, 15 Sprocket Wheel 16 Chain 17 Attachment Bar 18 Crossing Shoot (Guide) 19 Fixed Bed 20 Weir Plate 21 Cradle 22 Cutting Machine 23 Raw Pusher 24 Cutting Device 25 Movable Stopper 26 Moving Raw Fabric Air cylinder for presser foot-27 Moving side original presser foot 28 Moving side original presser foot Air cylinder for forward / backward movement-29 Moving side original presser foot lifting air cylinder-30 Movable stopper-elevating air cylinder-31 Cap loading part Cutting tool 33 Cutting tool driving motor 34 Lifting air cylinder-35 Fixed side original presser lifting air cylinder-36 Fixed side original pressing air cylinder-37 Solid Fixed side original fabric presser 38 Box for capless paper tube 39 Bar plate 40 Conveyor paperless tube conveyor 41 Damper 42 Standby stopper-43 Centering part 43a Centering air cylinder-44 Dust collector 45 Transfer-46 Hydraulic unit 47 Cap loading part 48 mouthpiece charging / crimping machine 49,49a mouthpiece crimping section 50 NG paper tube box 51 paper tube length measuring instrument 52 transfer 53 paper tube conveyer conveyor 54 printing machine 55 paper tube box 56 weir board 57 rotary table 57a Rotary Table 58, 59 Raw Roll Receiving Roller 60 Paper Tube Push-up Member 61 Base Loading Head 62 Base 63 Hydraulic Cylinder 64 Hydraulic Cylinder 65 Hydraulic Crimping Head 66 Air Cylinder 67 Paper Tube 68 Blade cover 69 Lift plate 70 Blade shaft 71 Belt 72 Lift plate 7 3 Moving bed 74 Mouthpiece hopper 75 Hydraulic cylinder 76 Original presser unit 77 Ball screw 78 Moving bed driving motor 79 LM guide 81 Personal computer 82 Master controller 83 Drive device 84 Display 86 Programming panel 87 Ladder printer 88 units 90 Input side operation panel 91 Central operation panel 92 Output side operation panel 100-135 steps

Claims (4)

[Claims] 1. A plurality of original fabric racks each capable of accommodating different kinds of original fabrics, each of which is provided with an elevating stopper for holding a slope on which the original fabric rolls by its own weight and an original fabric position on the exit side, Cutting means for receiving each of the originals from a plurality of original racks, a cutting device for cutting the originals received from the cutting means to a predetermined length, and a paper tube cut by the cutting device Centering part for centering the paper in the axial direction, a movable side and a fixed side ferrule charging part consisting of a plurality corresponding to the type of the raw material, a transfer for moving the cut paper tube, a plurality of ferrule hoppers A mouthpiece feeder / crimping machine having a mouthpiece feeder for guiding various mouthpieces to respective mouthpiece charging sections and a plurality of movable side and fixed side mouthpiece crimping sections corresponding to the type of material, and the mouthpiece charging / pressing machine. The base is crimped with a crimping machine And that the paper tube production apparatus comprising a means and paper pipe conveyor for measuring and inspecting the length of the paper tube, the. 2. The paper tube manufacturing apparatus according to claim 1, wherein the plurality of movable-side and fixed-side mouthpiece pressure-bonding portions are radially arranged on different rotary tables, respectively. 3. The paper tube manufacturing apparatus according to claim 1, wherein the plurality of movable-side and fixed-side mouthpiece charging portions are radially arranged on different rotary tables. 4. A plurality of movable-side and fixed-side mouthpiece pressure-bonding portions are radially arranged on different rotary tables, and a plurality of movable-side and fixed-side die-pressing portions are respectively arranged. The paper tube manufacturing apparatus according to claim 1, wherein the mouthpiece charging portions are radially arranged on the respective different rotary tables.