JP2887721B2 - Paper threading device - Google Patents

Description

DETAILED DESCRIPTION OF THE INVENTION

[0001]

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to an automatic paper splicing apparatus for easily passing paper drawn from a traveling paper supply roll through a loop portion of a traveling paper storage mechanism in a new operation or when a paper break occurs. The present invention relates to a paper threading device.

[0002]

2. Description of the Related Art As a conventional automatic splicing apparatus, an automatic splicing apparatus called a roll, over, or roll automatic splicer is well known. As an example, there is shown in FIG. 10. In FIG. 10, the traveling paper storage mechanism 50 of the horizontal type, a plurality of dancer rollers 56
a, a dancer roller unit 56 constituted by 56b, and a plurality of fingers rollers 57a, positional fixing of the finger roller unit 57 consist of 57 b. Then, the tension roller 31 the web W ₁ fed out from the winding material roll 34 in operation, the position fixed guide roller 32, by way of the splicing nip roller 33, fingers over Russia the web W ₁ from the dancer roller 56a <br /> to over La 57b, further, by passing successively over to the next dancer rollers 56a stores the web W _1, sends out as the supply web W _2. Reference numeral 30 denotes a roll of paper roll that is waiting for splicing. Further, when the splicing is described in detail, the dancer roller unit 56 is moved to the paper passing position,
Superimposed on the finger roller unit 57 fixed in position, FIG. 1
The paper threading start of the state, such as shown by the 1.

Next, the dancer roller unit 56 is fixed in position.
Is separated from the constant finger roller unit 57, FIG. 1
Start storing web W ₁ as shown at 2 . Moreover, apart from the dancer roller unit 56 is stationary finger roller unit 57, the dancer roller unit 56 reaches the intermediate position shown in Figure 13, also increasing the storage amount of the web W _1, the position fixing dancer roller unit 56 When the finger roller unit 57 to a predetermined maximum separation shown in Figure 14, the storage amount of the web W ₁ also reaches a maximum amount, fed as feed web W _2.

[0004]

[SUMMARY OF THE INVENTION The horizontal type of traveling paper storage mechanism 50, the height from the installation floor surface FL until the lower surface 2
Meters or more, it is impossible to thread paper when standing on the floor, it is necessary to climb on a machine such as a ladder and manually pass over the rolls sequentially, which involves danger in the work, and Time consuming and inefficient.

The present invention has been made in view of the above points, and allows a user to easily and easily work with a manual or a motor while standing on the floor without climbing a ladder or the like, and to perform safe and quick paper threading. The purpose is to provide a paper threading device.

[0006]

According to the present invention, there is provided an automatic sheet splicing apparatus comprising: a plurality of dancer rollers;
Of the traveling paper storage mechanism made depending on the fingers roller unit positional fixing consist of full Ingarora, during web threading, to move the dancer roller unit to the paper threading position, substantially straight line in a plurality of rows and a dancer roller and off Ingarora Arrange the rollers in a row, and pass a hairpin through the space created between the straight roller groups.
Move the roller unit to the paper passing position
Corresponding to the position of passage of the paper, attached to each guide rail and the finger roller side plate inner position fixed with dancer roller side plate inner sliding rollers of the roller chain inserted into the gap of the guide rail is slid sliding portions of guide rails are configured to match on clear distinction, with attached paper conveying holder at one end of the roller chain, depending the sprocket certain locations of the roller chain meshing, the sprocket on the motor or manual And the paper held by the paper transport holder is transported upward or downward.

Further, in the dancer roller unit and a plurality of full fin <br/> traveling paper storage mechanism made depending on the position fixing of the finger roller unit constituted by Garora consist of multiple dancer rollers in the automatic paper splicing device, the web threading At the time
Dancer roller unit is moved up to the paper threading position, side by side and dancer roller and off Ingarora substantially straight line of rollers row of a plurality of rows, the web threading into a hairpin shape in a space created between the line-shaped rollers column With the dancer roller unit moved to the paper threading position, guide rails are attached to the inside of the dancer roller side plate and the inside of the finger roller side plate whose position is fixed, corresponding to the position where the threading paper passes. sliding portions of the sliding rollers of the inserted roller chain in the gap slides the guide rail is matched on one line, the guide rail
Of the guide rails on the inlet side and the outlet on the other side
Configured such that the side guide rail group, with attached paper conveying holder at one end of the roller chain, engagement of the sprocket to a certain position of the roller chain, the configuration you want to rotate. Depending the sprocket on the motor or manual
And, and, a horizontal guide rail for roller chain extending horizontally provided above the fixed finger roller unit position, rotatable shaft as a fulcrum, the inlet side guide rail
Connecting the Le group and horizontal guide rail, the first movement guide rail and rotatable a shaft as a fulcrum, the outlet side guide
Connecting the rail unit and the horizontal guide rail, the provided second movement moth <br/> Idoreru, both moving guide rails, and a paper threading was characterized by actuating pivot alternately each device.

[0008]

In the first embodiment, when paper threading is performed,
First, the dancer roller unit 2 is moved to the paper threading position as shown in FIG. At this time, the guide rail 8 attached to the dancer roller unit 2 and the guide rail 9 attached to the finger roller unit 4 communicate with each other to form a series of guide rails. Therefore, the paper conveying Hol <br/> da 12 holding the leading end of the web W ₁ is, guide rails 9a of the lower end is expansion angle, in 9a
Configured guide rails 9,9 from the inlet E, the rise to semiannular between gap a formed between 8,8 guide rail 9c, descends after reaching the top point of 9c, lower end expansion Horn
It reaches an outlet F constituted by the guide rails 9d, 9d .

Next, the position of the dancer roller unit 2 is fixed.
8 is separated from the finger roller unit 4 of FIG.
It begins to store the web W _1, as shown in (a). Further, the dancer roller unit 2 separates from the finger roller unit 4 whose position is fixed, and the dancer roller unit 2
Upon reaching the intermediate position shown in FIG. 8 (b), more and more storage amount of the web W _1, further predetermined maximum, the from dancer roller unit 2 is fixed in position the finger roller unit 4 as shown in FIG. 8 (c) When separated, the storage amount of the web W ₁ also reaches a maximum amount, fed as feed web W _2.

In the second embodiment, when the paper threading is started, as shown in FIG. 9, the dancer roller unit 2 of the traveling paper storage mechanism 5 is moved to the finger roller unit 4 whose position is fixed, and the dancer rollers 1a, 1a are moved . 1b and guide rails 8, 8 disposed beside the finger rollers 3a, 3b.
And the guide rails 9 and 9 communicate with each other as a series of guide rails. In this state, the paper conveying holder 12 holding the leading end of the web W ₁ is, guide rails 9a of the lower end is expansion angle, the inlet side guide rail from the inlet E constituted by 9a
The guide rails 8, 8, 9 , 9 as the tool group A rise from the gap a formed between the guide rails and stop once at the position of the holder 12b. Then, one of the moving guides of the roller chain 11
The trail 26 is indicated by a virtual line from a position 26a indicated by a solid line.
To the stop position 26b , and then stops, and then the other moving guide rail 28 of the roller chain 11 is
The robot is rotated down from a position 28a shown to a position 28b shown by a virtual line .

[0011] Then, the roller chain 11 which is mounted a paper web transfer e le <br/> da 12 holding the web W ₁ is wound manually or motor via a sprocket 13, moves to the right in FIG. 9 The guide rail group B as the exit side
Paper threaded through id rails 8, 8, 9, 9 ;
It descends to the exit F constituted by the guide rails 9d, 9d . Thereafter, the paper conveying Holder 12 detached web W ₁ depending on the hand is stopped at the position of the holder 12b moves in the horizontal direction after rising. The other guide rail 28 of the roller chain 11, rotates from the position of 28b to a position above the 28a, then moving the guide rail 2 6 one of the roller chain 11, 26b of the position
From the position to the position 26a. This completes a series of threading.

[0012]

DETAILED DESCRIPTION OF THE PREFERRED EMBODIMENTS An embodiment of a paper threading device in an automatic paper splicing device according to the present invention will be described below in detail with reference to the drawings. FIG. 1 is a front view showing a first example of a paper threading device in an automatic paper splicing device according to the present invention. FIG.
Dancer roller-Saidopure in the automatic paper splicing device of FIG. 1
The guide rail of the roller chain for passing the paper through the
FIG . 3 is a front view showing the attached state, and FIG .
Finger Laura Saidopure positional fixing in the device
It is a front view showing a state where the guide rail is mounted in the roller chain for paper passed through a chromatography bets.

[0013] In an first example of FIGS. 1 to 3, the paper threading device in the automatic web splicing apparatus, the running paper storage mechanism 5
As a configuration, the dancer roller unit 2 constituting a plurality of dancer rollers 1a, in 1b, a plurality of full Ingarora
And a fixed-position finger roller unit 4 composed of 3a and 3b . Then, during the web threading, to move the dancer roller unit 2 to the paper threading position, and NamiSo Dansaro <br/> la 1a, 1b and off Ingarora 3a, and 3b substantially straight line of rollers row of a plurality of rows A hairpin shape is passed through the space created between the linear roller group rows, and the dancer roller unit 2 is moved to the paper passing position. Guide rails 8 and 9 are attached to the inside of the plate 6 and the inside of the finger roller side plate 7 whose position is fixed, respectively, and the slide roller 10 of the roller chain 11 inserted in the gap a between the guide rails 8 and 9 slides. The sliding portions of the rails 8 and 9 are configured to coincide with one another. Then, the attached paper conveying Holder 12 at one end of the roller chain 11, the roller chain 11
The sprocket 13 is engaged with a certain position of the sprocket, and the sprocket 13 is rotated by a motor 14 or manually,
It has a configuration for conveying the paper held in the paper conveying Holder 12 upward or downward.

As described above, the plurality of dancer rollers 1a, 1
b, for example, the dancer roller unit 2 shown in FIG.
As shown in the figure, a plurality (larger and smaller) of dancer rollers 1a and 1b are supported on a substantially rectangular unit plate 2a in two rows at equal intervals in this embodiment. One of the dancer rollers 1a and 1b is a large-diameter dancer roller 1a, and the other is a dancer roller 1b slightly smaller in diameter than the one dancer roller 1a. On one side surface of each dancer roller 1a, 1b, a pair of guide rails 8, 8 passes through a roller chain 11 for paper passing.
A gap a is formed on the unit plate 2a.

[0015] a plurality of full Ingarora 3a, the finger roller unit 4 of stationary constituting at 3b, for example, two rows in the protruding tab 4b of the unit plate 4a with a comb-shaped notches 4c as shown in FIG. 3 Multiple (total 9
) Are rotatably supported on a shaft 15 . In the middle three stages of the finger rollers 3a and 3b , one of the rows is a large-diameter finger roller 3a, and the other row is a slightly smaller-diameter finger roller 3b than that of the one row. A finger roller 3b for corners is disposed above the same row of finger rollers 3a in one row, and a finger roller 3a is also disposed below the same row. Further, the finger roller 3b is disposed below the other row of the finger rollers 3b.

On the side surfaces of the intermediate three-stage finger rollers 3a and 3b, a pair of two guide rails 9 and 9 are arranged on the unit plate 4a so as to form a gap a through which a roller chain 11 for paper passing passes. A substantially semi-annular guide rail 9c, 9c is disposed above the unit plate 4a above the two pairs of guide rails 9, 9, and the lower end is widened below the two pairs of guide rails 9, 9. Guide rail 9
a, 9a, 9d, 9d are provided. One guide rail 9a, 9a constitutes the entrance E, and the other guide rail 9
d and 9d constitute an outlet F.

When the paper is passed through, the dancer roller unit 2 and the finger roller unit 4 whose position is fixed are connected as shown in FIGS. 1 and 4, and the guide rails 8, 8 and the guide rails 9, 9 are connected. Communicate. The aforementioned dancer roller unit 2 of the unit plate 2a (side plate 6), the guide rails 8, 8 of the roller chain 11 for then Kamidori as shown in Figure 5 is the gap in a long sleeve 21
is formed and bolts 22, 22, 23, 23 are used from both sides.
Mounted and opposed.

The unit plate 4a (side plate 7) of the finger roller unit 4 having a fixed position is provided with a roller chain 11 for paper passing as shown in FIG.
Guide rails 9, 9 are separated by short sleeves 16, 16
a is formed and attached by bolts 17 and 17
I have. The gap a between the guide rails 8,8 or 9,9 of the roller chain 11 for the web threading, roller 10 of the roller chain 11 which is attached to the sheet conveying Holder 12
Slides. The roller chain 11 sequentially enters between the guide rails 8 and 8 or the guide rails 9 and 9 of the roller chain 11 as shown in FIG.

In the paper threading apparatus having such a configuration, when the paper threading is performed, first, as shown in FIG. 1, the dancer roller unit 2 is moved to the paper threading position, and the threading start state is set. . At this time, the guide rail 8 attached to the dancer roller unit 2 and the guide rail 9 attached to the fixed finger roller unit 4 communicate with each other to form a series of guide rails. Therefore, the paper conveying holder 12 holding the leading end of the web W ₁ is, the lower end
Rises from an entrance E formed by the widened guide rails 9a, 9a, through a gap a formed between the guide rails 9 , 9 , 8, 8, and 8 to form semicircular guide rails 9c, 9c.
After reaching the top of the guide rail , the lower end of which is widened.
To the outlet F formed by the tools 9d, 9d.

Next, the position of the dancer roller unit 2 is fixed.
8 is separated from the finger roller unit 4 of FIG.
It begins to store the web W _1, as shown in (a). Further, the dancer roller unit 2 separates from the finger roller unit 4 whose position is fixed, and the dancer roller unit 2
Upon reaching the intermediate position shown in FIG. 8 (b), the storage amount of the web W ₁ is also increased, and further, as shown in FIG. 8 (c), the dancer roller unit 2 is stationary finger roller unit 4 a predetermined maximum from the separated Then, the storage amount of the web W ₁ also reaches a maximum amount, fed as feed web W _2.

FIG . 9 is a front view showing a second embodiment of the paper threading device in the automatic paper splicing device according to the present invention. What
In addition, the same members as those in the above-described configuration are denoted by the same reference numerals and description thereof is omitted.
I do. In an second example of FIG. 9, a plurality of dancer rollers 1a <br/> Ru put in the automatic paper splicing device, dancer roller unit 2 and a plurality of full Ingarora 3a, positional fixing of the finger roller units composed 3b consist of 1b the traveling paper storage mechanism 5 composed depending on the 4, during the web threading, to move the dancer roller unit 2 to the paper threading position, dancer roller 1a, 1b and off Ingarora 3a, substantially straight shaped rollers row of a plurality of rows and 3b Ru arranged in. Then, the hairpin-shaped paper is passed through the space created between the linear roller group rows, and the dancer roller unit 2 is moved to the paper-passing position and corresponds to the position through which the paper passes. to, respectively Ru mounting the guide rails 8 and 9 and the finger roller side plate 7 inside the stationary and dancer roller side plates 6 inside. Further, the guide rails 8, 8
Or the roller chain 11 inserted in the gap a between 9, 9.
The sliding portions of the guide rails 8 and 9 on which the sliding roller 10 slides are aligned, and one of the guide rails is located at the entrance.
Side guide rail group A, the other is the exit side guide rail
It is configured to be group B. And roller chain 1
With attached paper conveying Holder 12 to one end, a sprocket 13 to a certain position of the roller chain 11 meshing, a configuration for rotating the sprocket 13 by a motor 14 or manually. The position fixed fin <br/> Gar roller unit 4 of the horizontal guide rail 24 for the roller chain extending horizontally upwards, provided 24. Ma
In addition, for a roller chain rotatable around the shaft 25 as a fulcrum.
One of the moving guide rails 26a, 26a is provided, and the other moving guide rails 28, 28 for the roller chain, which is rotatable around the shaft 27, are provided.
You. And one of the moving guide rails 26, 26 and the other
Square of the moving guide rail 2 8, 2 8 is in the paper threading device and configured to operate rotating alternately respectively.

As described above, the plurality of dancer rollers 1a, 1
b, for example, the dancer roller unit 2 shown in FIG.
As shown in the figure, a plurality (larger and smaller) of dancer rollers 1a and 1b are supported on a substantially rectangular unit plate 2a in two rows at equal intervals in this embodiment. One of the dancer rollers 1a and 1b is a large-diameter dancer roller 1a, and the other is a dancer roller 1b slightly smaller in diameter than the one dancer roller 1a. On one side surface of each dancer roller 1a, 1b, a pair of guide rails 8, 8 passes through a roller chain 11 for paper passing.
A gap a is formed on the unit plate 2a.

In the second embodiment, a semi-annular guide rail 9c at the top of the guide rails 9, 9 of the first embodiment is used.
The horizontal guide rail 24, 24 of the roller chain extending horizontally to a position above fixed fingers roller unit 4 in place of 9c provided therewith so as to communicate, in one
The movable guide rail 2 6, 2 6 and the other of the moving guide rail 2 8, 2 8 provided, they each actuate rotated alternately in the paper conveying holder 12 of the roller chain 11 moves
The moving direction is changed.

Therefore, when starting the paper threading, the dancer roller unit 2 of the traveling paper storage mechanism 5 is fixed in position .
Go to the finger over roller unit 4 side, the dancer roller
1a, 1b and guide rails 8, 8 and guide rails 9, 9 arranged on the sides of the finger rollers 3a, 3b constitute a series of
It is in a state of communicating as a guide rail. In this state,
An inlet side guide rail group A paper web transfer holder 12 holding the leading end of the web W ₁ from the inlet E of the guide rails 9,9
The guide rails 8, 8, 9 , 9 rise from the gap a formed between them and temporarily stop at the position of the holder 12b. Then, one of the moving guide rails 2 of the roller chain 11
6 is rotated upward from the position 26a to the position 26b and stopped, and then the other moving guide rail 28 of the roller chain 11 is rotated down from the position 28a to the position 28b. .

Next, the roller chain 11 which is mounted a paper web transfer e le <br/> da 12 holding the web W ₁ is wound manually or motor via a sprocket 13, moves to the right in FIG. 9 The guide rail group B as the exit side
Through the gap a formed between the guide rails 8, 8, 9, 9
And descend to the exit F of the guide rails 9 , 9 .
After that, the paper transport, which has been removed the web W ₁ depending on the hand
Use Holder 12 sheet transport moves horizontally after rising
Holder 12 stops at the position of holder 12b. The other moving guide rail 28 of the roller chain 11 is
Rotated from position to position above the 28b, then 26
One of the moving guide rails 26 at the position b is 26a
To the position of. This completes a series of threading.

[0026]

According to the paper threading device of the present invention, when the dancer roller unit and the finger roller unit whose position is fixed overlap, the guide rail of the paper threading roller chain communicates, and when the threading starts, the roller chain is moved. one end attached to the paper conveying holder, by traveling by holding one end of the web to the paper conveying Hol <br/> da, without the dangerous work by ladder or the like, the web threading is safe It can be performed quickly, and its practical and economical effects are extremely remarkable.

[Brief description of the drawings]

FIG. 1 is a front view showing a first example of a paper threading device in an automatic paper splicing device according to the present invention.

2 is a positive plane view shows the state in which the guide rail is mounted in the roller chain for by Kamidori the dancer roller-side plate in the automatic paper splicing device of FIG.

3 is a front view showing a state where the guide rail is mounted in the roller chain for by Kamidori fin <br/> Garora side plate position fixed in the automatic paper splicing device of FIG.

4 is a partial side sectional view showing a state where the guide rail is mounted in the roller chain for by Kamidori the fin <br/> Garora unit and dancer roller unit of the position fixing in the automatic paper splicing device of FIG.

[5] Dansaro la Sa roller chain guide rails id plate for by Kamidori is attached is a partially enlarged view showing a state in which between the guide rails sliding rollers of the roller chain runs through.

Finger row La Sa id plate 6 fixed position, the roller chain guide rails for the web threading is attached, the state between the guide rails sliding rollers of the roller chain for the web threading is through FIG.

FIG. 7 shows a guide rail of a roller chain for paper threading ;
FIG. 5 is a partially enlarged view showing a roller chain for threading paper that has entered a gap between guide rails .

8 (a), 8 (b) and 8 (c) show an automatic paper according to the present invention.
It is a principle view showing the storage state of the web in the splicing device.

FIG. 9 is a front view showing a second example of the paper threading device in the automatic paper splicing device according to the present invention.

10 is a standard side view of the automated paper TsugiSo location dated traveling paper storage mechanism.

[11] dancer roller unit overlaps the finger roller unit position fixed by moving the web threading position, is a schematic explanatory view showing a state of the paper threading start.

12 is a schematic explanatory view showing a state in which the dancer roller unit has begun to separate from the position-fixed finger roller unit from the state shown in FIG. 11 after the paper threading is completed.

FIG. 13 is a schematic explanatory view showing an intermediate state in which the dancer roller unit is further separated from the finger roller unit whose position is fixed from the state of FIG. 12 ;

FIG. 14 is a schematic explanatory view showing a state where the dancer roller unit is farthest from the finger roller unit whose position is fixed and the web is stored to the maximum.

[Explanation of symbols]

1a, 1b Dancer Roller 2 Dancer Roller Unit 2a Unit Plate 3a, 3b Finger Roller 4 Finger Roller Unit 4a Unit Plate 5 Running Paper Storage Mechanism 6 Dancer Roller Side Plate 7 Finger Roller Side Plate 8, 9 Guide Rail 10 Sliding Roller 11 Roller Chain 12 Paper transport holder 13 Sprocket 14 Motor 16 Sleeve 17 Bolt 21 Sleeve 22 Bolt 24 Horizontal guide rail 25 Shaft 26 One moving guide rail 27 Axis 28 The other moving guide rail A Inlet side guide rail group B Exit side guide rail group E entrance F exit

Claims (2)

(57) [Claims] 1. A traveling paper storage mechanism made depending on the position fixing of the finger roller unit constituted by dancer roller unit and a plurality of full Ingarora consist of multiple dancer rollers in the automatic paper splicing device, upon threading the paper, a dancer roller unit are moved to the paper threading position, side by side and dancer roller and off Ingarora substantially straight line of rollers row of a plurality of rows, the web threading into a hairpin shape in a space created between the line-shaped rollers column,
With the dancer roller unit moved to the paper passing position
Corresponding to the position passing through the through paper, mounted respectively guide rails and the finger roller side plate inner position fixed with dancer roller side plate inner sliding rollers of the roller chain inserted into the gap of the guide rail is slidingly sliding portion of the dynamic guide rail is configured to match on clear distinction, with attached paper conveying holder at one end of the roller chain, the sprocket certain locations of the roller chain meshing, the sprocket motor or manually The paper held by the paper transport holder is transported upward or downward. 2. A dancer roller unit and a plurality of traveling paper storage mechanism made depending on the position fixing of the finger roller unit consist of full Ingarora consist of multiple dancer rollers in the automatic paper splicing device, upon threading the paper, a dancer roller unit are moved to the paper threading position, side by side and dancer roller and off Ingarora substantially straight line of rollers row of a plurality of rows, the web threading into a hairpin shape in a space created between the line-shaped rollers column,
With the dancer roller unit moved to the paper passing position, guide rails are attached to the inside of the dancer roller and side plate and the inside of the finger roller and side plate whose position is fixed, corresponding to the position where the passing paper passes. sliding portions of the guide rails sliding rollers of the roller chain inserted into the gap slides is matched on one line,
One of the guide rails becomes the guide rail group on the entrance side.
Ri, and the other configured such that the outlet side guide rail group, with attached paper conveying holder at one end of the roller chain, the sprocket certain locations of the roller chain meshing, depending the sprocket on the motor or manual a configuration you want to rotate. <br/>, and the horizontal <br/> guide rails for roller chain extending horizontally provided above the fixed finger roller unit position, rotatable shaft as a fulcrum, an inlet Side guide rails and water
An exit-side guide rail group that connects flat guide rails and is rotatable around one of the moving guide rails and a shaft.
And connecting the horizontal guide rails, provided the other of the moving guide rail, both moving guide rails, the paper threading apparatus, wherein the actuating pivot alternately respectively.