JPH0444923A - Roll end surface face plate placing cap fitting in device - Google Patents

Abstract

PURPOSE:To automate face plate fitting work to the end surface of a product roll, and promote the continuation of packaging processes by a method wherein the title device consists of a face plate take-out device, a face plate transfer device and a face plate feeding cap fitting in device, and a face plate is pushed out to the end surface of a roll, and a cap is pressed in the winding core tube of the roll. CONSTITUTION:From a face plate take-out device I, one piece of a face plate l is taken out. Then, by operating an actuator 16 of a face plate transfer device II, a face plate supporting plate 19 is moved from a position A to a position B, and an air cylinder 30 of a face plate feeding cap fitting in device III is operated. A piston rod 39 of a second cylinder 38 provided on a cylinder head 29' of a first air cylinder 29 is kept under a pushed-out condition, and a cap holding release metal piece 40 presses one edge 36 of a cap holder 34, and the other edge 35 is kept being removed from the inner wall of a cab> 2. By shutting off the suction force of a suction cup 41, the first air cylinder 29 is operated, and a piston rod 31 is pushed out toward a roll. R, and the face plate l' held at the tip of the piston rod 31 is placed on the end surface of the roll R. The cap 2 is pressed in a hollow cylindrical winding core tube D of the roll R.

Description

Detailed Description of the Invention (Industrial Application Field) The present invention applies face plates to both end faces of a product roll made of sheet-like material rolled up in order to protect both end faces of the roll. This invention relates to a face plate cap driving device for driving a face plate cap into the hollow cylindrical core tube.

(Prior art) Product rolls (hereinafter referred to as rolls) made of synthetic resin films or other sheet materials are easily damaged by objects, especially at the corner corners of the ends. Protective measures shall be provided.

Conventionally, as one such end face protection means, a face plate (1) is attached to the end face of the roll (R) as shown in FIG.

In this case, the face plate (11) is a disc having a diameter that is approximately the same as the winding diameter of the roll, and there is a cylindrical protrusion called a cap (2) in the center of the face plate (1). R
), the face plate (11) is placed on the end face of the roll (R), and the cap (2) is press-fitted into the hollow cylindrical core tube (0) of the roll (R) and fixed to the end face.

By the way, conventionally, the work of installing such a face plate (1) is as follows.
This is done entirely manually, and no automated method has been proposed yet.

(Problem to be solved by the invention) However, in recent years, automation has been progressing in fields such as packaging machines, and various studies have been conducted. Even if an attempt was made to achieve rationalization by unmanning the entire process, in the end, the work of attaching the mask i would require manual intervention, which was a major obstacle to promoting rationalization.

In view of this situation, the present invention aims to automate the work of attaching the face plate to the end face of the product roll by newly providing a face plate light cap driving device for attaching the face plate,
The purpose of this is to promote the continuity of the packaging process.

(Means for Solving the Problems) That is, the feature of the present invention that meets the above object is that a face plate having a cylindrical cap protruding from the center of a disk is attached to both end faces of the roll. A cap driving device in front of a face plate, which is installed in a machine frame installed on both sides of a predetermined supply position of the roll, and takes out face plates one by one from a face plate storage where face plates are stacked horizontally. It consists of a take-out device, a face plate transfer device that transfers the taken out face plate toward the roll supply position, and a face plate supply cap driving device that receives the transferred face plate on the side of the roll supply position and attaches it to the end face of the roll, The face plate supply cap driving device includes a first cylinder and a second cylinder provided in the cylinder head of the first cylinder, the loft of which is slidable on the rod of the first cylinder, Further, the first cylinder has a cap holder fixed to the rod end of the first cylinder so as to be able to hold the inside of the cap of the face plate, and pushes the face plate to the end face of the o-le supplied to the supply position, and While the cap is press-fitted into the core tube of the second cylinder, a cap holding/release fitting is provided at the rod end of the second cylinder so as to be able to engage with the cap holder, and when both are engaged, the cap holder is released. It is possible to open and close the door.

(Function) In the roll end face plate front cap driving device of the present invention having the above-mentioned configuration, when one face plate is taken out by the face plate take-out device,
This face plate is transferred toward a predetermined supply position of the roll by a face plate transfer device.

At a predetermined supply position of the roll, a face plate supply cap driving device is located on the side of the supply position, receives the face plate transferred by the device, and holds the inside of the cap 7 of the face plate with a cap holder. .

Then, the first cylinder of the face plate supply cap driving device operates in a direction to project the loft with respect to the end face of the roll being supplied to the roll supply position. Since the cap holder is fixed to the tip of this rod, the face plate is applied to the end face of the roll by the above operation,
Then, the cap is press-fitted into the core tube of the roll.

In this way, the face plate is attached to the end face of the roll, but at the same time, the second cylinder provided in the cylinder head of the first cylinder is operated appropriately, and the cap holding/release fitting at the tip of the rod is attached to the cap holding fitting. When engaged, the cap holder is opened and closed, allowing the cap holder to hold and release the face plate as appropriate.

(Embodiment) Hereinafter, an embodiment of the roll end face plate front cap driving device according to the present invention will be described further based on the drawings.

FIG. 1 is a schematic plan view of the roll end face plate abutting cap driving device of the present invention, and FIG. 2 is a schematic front view thereof. Note that this device is used for processing rolls (R) (hereinafter referred to as rolls (R)).
Since they are arranged symmetrically with respect to each other, only one side of the device is schematically shown in FIG.

In these figures, (T) is the face plate extraction device, (11)
is a face plate transfer device, and (I[r) is a face plate supply cap driving device.

The details of the face plate take-out device (I) are as shown in Figures 3 and 4, and the upper surface of the machine frame (3) has a semicircular hole (5) into which the face plate (11) can fall. A top plate (4) is fixed. On top of the top plate (4) are three guide pillars (6), (
6)'.

(6)'' is provided, and the face plate (11 is
Its position is regulated by the book pillar (6L(6)', (6)'', and the face plate (1) is placed in a symmetrical position with respect to the center of the face plate (1).
Two sets of face plate fall prevention devices pivoted around the outer periphery of the! (
7) , (7)' Guide pillars (6), (6)', (
6)”.

The two sets of face plate fall prevention devices (7) and (7)' have the same mechanism, so one side of the device will be used as a representative. Fan-shaped plates (9), (9)' are mounted rotatably around the bins (8), (8)' pivotally mounted on the top, and the fan-shaped plates (9), (9)'
Fan-shaped plate (9), (9)' with respect to the rotation center of (9)'
and the arm (10) extended to the opposite side.

The tips of the arms (10)' are connected by a link αD, and the tips of one of these arms (arm (10)' in the illustrated example) are connected to the air cylinder 0.
, (8)' part, arm (10), (10)''
A four-bar linkage mechanism is constructed by the links aυ and the fan-shaped plate (9),
(9)' are simultaneously rotated in the same direction, and the fan-shaped plate (9)' is rotated in the same direction at the same time.
), (9)' rotates under the face plate (1), the fall of the face plate (11) is prevented, but when it rotates away from the face plate (1), the face plate (1) It is supposed to break free and fall.

As shown in FIGS. 5 and 6, the face plate transfer device (If) engages the sliding body α9 with the rail Q41 on the stay OJ fixed to the machine frame (3), and uses a known actuator (in the illustrated example, a rod Res cylinder') Q6) makes the sliding body as
i is slid between the position (A) below the face plate take-out device (I) described above and the face plate supply position (B).

And the above sliding body a! An air cylinder aη is fixed to the air cylinder αη, and a face plate support plate α is attached to the tip of the piston rod 0 (to) of the air cylinder αη.

On the other hand, the face plate supply cap driving device (III) is shown in Fig. 5~
As shown in Fig. 7, the lifting members (21), (2
1)', and the elevating members (21) and (21)
' are connected by a horizontal member (22) to form an integral structure.

Female threads (24B) and (24B)' are fixed to the lower parts of the lifting members (21) and (21)', respectively, and the female threads (24B) and (24B)' are attached to the machine frame (3) by bearings ( 23) and (23)' are engaged with male screws (24A) and (24A)' which are rotatably supported, and a drive introduced from a drive source (not shown) at one end of the other interlocking shaft (25). Power transmission device (26),
(26)' through the male screw (24A), (24
A)', the male screw (24A), (24^
)' is rotated, and the elevating members (21), (21)
' and the horizontal member (22) are raised and lowered together.

In addition, there is a supporting frame (27) in the center of the horizontal member (22).
is fixed to the support frame (27), and a first air cylinder (29) is rotatably attached to the tip (28) of the support frame (27).

The first air cylinder (29) is rotated 90 degrees by another air cylinder (30) from the horizontal position shown in FIG. 5 to the vertical position shown in FIG.

Further, the piston rod (31) of the first air cylinder (29) has a face plate holder (32) fixed to the tip thereof, and has a rotation center (33) within the face plate holder (32) and a cap holder (32). 34) is rotatably mounted. The cap holder (34) has a shape bent at an obtuse angle at its rotation center (33), and its negative side (35) is pressed into contact with the inner wall of the cap (2) and released. Therefore, the other side (36) of the holder (34) and the face plate holder (32)
), a spring (37) is interposed between the retainer (34)
The negative side (35) of the cap (2) is biased so as to come into contact with the inner wall of the cap (2).

Therefore, the cylinder head (29)' of the first air cylinder (29) is itself connected to the second air cylinder (29).
A cap holding/release fitting (40) is fixed to the piston rod (39) of the second air cylinder (38).
When the piston rod (39) is pushed out by the operation of 8), the cap holding release fitting (40) presses the negative side (36) of the cap holder (34) against the spring (37), and the cap holder (34) The other side (35) is
It is designed to be separated from the inner wall of the knob (2).

Further, as shown in FIG. 7, a plurality of suction cups (41) are pivotally attached to the cylinder head (29)' and connected to a vacuum pump (not shown).

[ ), the interlocking shaft (25) is driven so that the center line of the first air cylinder (29) coincides with the center line of the roll (R) (the position differs depending on the diameter of the roll). , manly 24A
), (24A)' to raise and lower the lifting member (21), (
21)' and the height of the horizontal member (22) are set.

From this point on, the series of operations described below are automatically performed.

First, the face plate support plate α9 of the face plate transfer device (n) is positioned at the position (A) in FIG. 5, and the face plate transfer device (n)
The air cylinder 0η is operated to raise the face plate support plate α9 to a position (C) slightly below the face plate (1)' at the lowest position shown in FIG. Continue with the face plate removal device (I
) is actuated to rotate the fan-shaped plate (9) to the position shown by the dashed-dotted line in Figure 3 and release the face plate fall prevention, when the face plate (1)' at the lowest position is moved to the face plate support plate CI.
Fall onto I. Along with this, the face plate (1) stacked on the face plate (1)' will also move downward by the distance that the face plate (1)' has fallen, but the face plate (1) stacked on the face plate (1)' will also move downward by the distance that the face plate (1)' has fallen. There is a gap between the bottom face plates (1) corresponding to the length of the protrusion of the cap (2) from the surface of the face plate (11).
' and the subsequent face plate i1), so when the air cylinder (2) is operated again and the sector plate (9) is returned to its old position, the sector plate (9) enters this gap and This prevents the face plate (11) from falling.Therefore, even if the air cylinder 0η of the face plate transfer device (n) is operated and the face plate support plate α is lowered to the position before it was raised, it will not be stacked inside the device. The subsequent face plates il+ are prevented from falling.In this way, only one face plate af is taken out from the face plate take-out device (1).

Next, the actuator Q5) of the face plate transfer bag W(n) is operated to move the face plate support plate α from the position (A) to the position (B) shown in FIG.
The first air cylinder (2) of the device (IIF) is activated as shown in FIG.
9) from a horizontal position to a vertical position, and then the air cylinder αη of the face plate transfer device (II)
is activated again and the face plate support plate α is raised, the face plate (1)' placed on the support plate (1) is moved to the face plate holder pivoted to the tip of the first air cylinder (29). (32
) and a suction cup (41).

Although not shown here, the suction cup (41) is provided with an elastic force (for example, by a spring, etc.) that resists the pressing force of the face plate holder (32), so that the suction cup (41) can reliably surface the surface of the face plate (I)'. be brought into close contact with After that, the vacuum pump connected to the suction cup (41) is activated to attract the face plate (1)' to the suction cup (41), and then the air cylinder (
17+ is activated to lower the face plate support plate aS. Note that during the above operation, the first air cylinder (29)
The piston rod (39) of the second cylinder (38) provided in the cylinder head (29)' is in an extruded state, and the cap holding/release fitting (40) is attached to the - side ( 36) and press the other side (3
5) is left detached from the inner wall of the cap (2).

This completes the operation of transferring the face plate (1)' from the face plate transfer device (I[) to the face plate supply cap driving device (III).

Next, take a vertical position as described above and attach the face plate (1)' to the tip.
The first air cylinder (29), which has attracted the first air cylinder (29), is again turned by <90 degrees as shown in FIG. 5 by the operation of the air cylinder (30), and assumes a horizontal position.

Then, when the piston rod (39) of the second cylinder (38) in the first air cylinder (29) is pulled in to release the pressing force of the can/knob holding/release fitting (40) against the cap holder (34), Spring (37)
- side (36) of the cap holder (34) due to elastic force
is rotated in a direction to separate from the inner wall of the surface temporary press (32), and the other side (35) is pressed against the inner wall of the cap (2).

After that, the suction force of the suction cup (41) is cut off and the first air cylinder (29) is activated to push the piston rofd (31) toward the roll (R).
Roll the face plate (1)' held at the tip of the
R) Apply the cap (2) to the end surface and roll (R)
Press fit into the hollow cylindrical core tube (D).

After that, the second air cylinder (38) is operated again to push out the piston rod (39), and the cap holding/release fitting (40) presses the cap holding tool (34) to release the holding of the cap (2). Return the first air cylinder (29) to its old position and remove the piston rod (31).
to complete a series of actions.

The face plate is mounted in this manner, and in order to perform the above sequential operations, known sequence control techniques such as the use of a sequencer are applied.

(Effects of the Invention) As described above, the present invention includes a face plate take-out device, a face plate transfer device, and a face plate supply cap driving device, and one face plate taken out by the face plate take-out device is transferred to the face plate by the face plate transfer device. At the same time, the inside of the cap of the transferred face plate is held by a cap holder provided at the tip of the first cylinder of the face plate supply cap driving device, while the first cylinder The cap holder is made to protrude toward the end face of the roll, and the cap is pressed against the end face of the roll, and the cap is press-fitted into the core tube of the roll to attach the face plate. At this time, the opening and closing of the cap holder is This was made possible by engaging the cap holding and releasing fitting provided at the tip of the rod of the second cylinder that slides on the rod of the second cylinder, so conventionally this was done manually. The work of attaching the face plate to the end face of the roll, which had previously been done, can be carried out mechanically and automatically with great accuracy, and has the remarkable effect of streamlining the work of attaching the face plate.

[Brief explanation of drawings]

FIG. 1 is a schematic plan view of the roll end plate abutment cap driving device of the present invention, FIG. 2 is a schematic front view showing one side of the device,
Fig. 3 is a schematic plan view of the face plate take-out device, Fig. 4 is a schematic front view of the face plate take-out device, Fig. 5 is a front schematic view of the face plate transfer device and face plate supply cap driving device, and Fig. 6 is a schematic front view of the face plate transfer device. FIG. 7 is a partial sectional view illustrating the operating state of the face plate supply cap driving device, and FIG. 8 is a sectional view of the roll on which the face plate cap driving device has been driven. (I)...Face plate take-out device, (II)...Face plate transfer device, (III)...Face plate supply cap driving device, (1)...
...Face plate, (2)...Cap, (29)...First cylinder, (29)'...Cylinder head, (34)...Cap holder, (38)...First cylinder No. 2 cylinder, (40)... Cap holding/release fitting, (R)... Roll, ([))... Core tube. Diagram

Claims (1)

[Claims] 1. A roll end face plate contact cap driving device which attaches face plates formed by protruding cylindrical caps from the center of a disc to both end faces of a roll to be packaged in which a sheet material is wound up on a core tube. , a face plate take-out device which is disposed on a machine frame installed on both sides of a predetermined supply position of the roll, and takes out one face plate from a face plate storage area in which face plates are stacked horizontally; It consists of a face plate transfer device that transfers the face plate toward the supply position, and a face plate supply cap driving device that receives the transferred face plate on the side of the roll supply position and attaches it to the end face of the roll. and a second cylinder provided in the cylinder head of the first cylinder, the rod of which is slidable on the rod of the first cylinder, and further the first cylinder is connected to the first cylinder. A cap holder is fixed to the tip of the rod to be able to hold the inside of the cap of the face plate, and the face plate is pushed out to the end face of the roll supplied to the supply position, and the cap is press-fitted into the core tube of the roll.
A roll characterized in that the cylinder is provided with a cap holding/release fitting at the rod end of the second cylinder so as to be engageable with the cap holder, and the cap holder can be opened and closed by engagement of both. End face plate contact cap driving device.