JP2554481Y2 - Eccentric bearing roller type winder - Google Patents

Description

[Detailed description of the invention]

[0001]

BACKGROUND OF THE INVENTION The present invention relates to an eccentric bearing roller type winder device, which enables a single winder to wind a sheet-shaped object even if the diameter of the winding shaft changes. Things.

[0002]

2. Description of the Related Art In the case of producing a sheet-like material such as rubber, cloth, or plastic, winding is performed using a winder in order to efficiently store and store the material. A rubber sheet or the like is also wound around a winding shaft of a winder while sandwiching a cloth or the like for preventing mutual adhesion.

In such a winder, it is necessary to make it possible to easily replace the winding shaft in order to efficiently wind a sheet-like material which is continuously fed. For example, FIG. As shown, both ends of the take-up shaft 3 are mounted on the two bearing rollers 1 and 2 to rotatably support the load, and a drive mechanism is detachably connected to one end of the take-up shaft 3 for take-up. In some cases, the shaft 3 is driven.

Usually, in such a winder, the diameter of the winding shaft 3 is determined in accordance with the apparatus in the next step, and the size and arrangement of the bearing rollers 1 and 2 of the winder are determined correspondingly. ing.

[0005]

However, when a rubber sheet or the like is wound around the winding shaft 3 of such a winder, the winding shaft 3 used in the next process is diversified due to diversification of products manufactured in the next process. 6, the center position O1 of the winding shaft 3 placed on the bearing rollers 1 and 2 changes to the center position O2 as shown in FIG. If the bearing rollers 1 and 2 that support the winding shaft 3 are used as they are,
In the case of a thick take-up shaft 3a due to a change in the contact position between the bearing and the center of the bearing rollers 1 and 2, the angle Θ formed by the line connecting the center O2 of the take-up shaft 3a and the center of the bearing rollers 1 and 2 becomes small. There is a problem that the winding shaft 3a may be protruded from between the rollers 1 and 2.

For this reason, it is necessary to prepare a plurality of winders having different diameters of the winding shafts corresponding to the apparatus in the next process, or to separately prepare bearings having different arrangements and diameters of the bearing rollers and replace them. I couldn't handle it easily.

The present invention has been made in view of the above-mentioned problems of the prior art, and aims to provide an eccentric bearing roller type winder device capable of winding with a plurality of winding shafts having different diameters with a simple mechanism. Is what you do.

[0008]

In order to solve the problems of the prior art, the eccentric bearing roller type winder device of the present invention supports both ends of a winding shaft on two bearing rollers and drives the winding shaft. In a winder device for winding a sheet by detachably connecting a mechanism to one end of a winding shaft,
The present invention is characterized in that two bearing rollers supporting the winding shaft are provided via an eccentric shaft so as to be position-adjustable in accordance with a change in the diameter of the winding shaft.

[0009]

According to this eccentric bearing roller type winder,
The two bearing rollers supporting the winding shaft are supported via an eccentric shaft, and the position of the bearing roller is adjusted by rotating the eccentric shaft, so that even if the diameter of the winding shaft changes. Driving is possible with the center position kept constant.

[0010]

DETAILED DESCRIPTION OF THE PREFERRED EMBODIMENTS One embodiment of the present invention will be described below in detail with reference to the drawings. 1 to 4 show an embodiment of the eccentric bearing roller type winder device of the present invention. FIG. 1 is a schematic perspective view and operation explanatory view, FIG. 2 is an overall front view, and FIG. 3 is A in FIG. -A arrow view, FIG. 4 is an operation explanatory view in the state of BB arrow in FIG.

In this eccentric bearing roller type winder device 10, a pair of support frames 12, 13 are provided on a base frame 11 so as to face each other. In this embodiment, the supporting frames 12 and 13 can move on the base frame 11 via wheels 14 provided with a driving device, and one of the supporting frames 13 is pulled toward the other supporting frame 12 by the hydraulic cylinder 15. Is available.

A pair of bearing rollers 17 for supporting both ends of the take-up shaft 16 are provided inside the support frames 12 and 13 facing each other.
, And the end of the winding shaft 16 is mounted between the two bearing rollers 17 so as to be rotatably supported. The bearing roller 17 is provided on the winding shaft 16.
Need to adjust its position according to the change in thickness of
Both ends of the support shaft 18 are integrally attached to an eccentric shaft 20 supported by the support frames 12 and 13 via a key, and by rotating the eccentric shaft 20, the bearing roller 1 is rotated in accordance with the amount of eccentricity.
7 can be adjusted.

The bearing roller 17 has a large-diameter portion formed at the center and an annular concave portion formed at a position corresponding to the winding shaft 16. Movement is regulated. Also, the eccentric shaft 2
In the end face of the support shaft 18 attached to the eccentric shaft 20, a jig is inserted into the two holes and the eccentric shaft 20 is inserted.
Can be rotated. Further, between the eccentric shaft 20 and the support frames 12, 13, a fixing screw 21 for fixing the bearing roller 16 at the raised position is provided. It is supposed to.

A drive mechanism 22 is provided on the outer side of the support frame 12 of the base frame 11 to rotationally drive the take-up shaft 16 mounted on the bearing roller 16. A drive shaft 23 is disposed coaxially with the center of the drive shaft 16, and a take-up shaft 16
The hydraulic cylinder 25 swings the link 26 so that the attaching / detaching device 24 can be attached / detached. Further, on the support frame 13 side, a rotating shaft 27 that rotates freely coaxially with the center of the winding shaft 16 is disposed, and a detachable device 24 is provided at the tip end, and the link 26 is swung by a fluid pressure cylinder 25. The attachment / detachment device 24 can be attached / detached.

When the take-up shaft 16 having a different thickness is used, if the diameter of the connecting portion between the drive shaft 23 and the rotary shaft 27 is the same, the attachment / detachment device 24 may be used as it is.
When the diameter of the connecting portion between the drive shaft 23 and the rotating shaft 27 changes, an adapter is attached to the attaching / detaching device 24 so as to cope with the change in the diameter of the connecting portion. The winding by the winding shafts having different diameters in the bearing roller type winder device 10 will be described.

First, when winding is performed using the winding shaft 16 having a large diameter, the left side of FIGS. 1A and 1B, FIG.
As shown in (a), the center of the winding shaft 16, the center of the eccentric shaft 20, and the center of the support shaft 18 are on a straight line,
In addition, the eccentric shaft 20 is rotated so that the bearing roller 17 is located at the lowermost position, and the winding shaft 16 is placed between the two bearing rollers 17.

A link 26 is swung by a fluid pressure cylinder 25 at both ends of the take-up shaft 16 so that the attachment / detachment device 24
Connects the drive shaft 23 and the rotary shaft 27.

By driving the winding shaft 16 by the driving mechanism 22 in this way, a sheet-like material can be wound on the winding shaft 16 and the bearing roller 17 is adjusted to a lower position. Since the attachment / detachment device 24 is coaxial, the attachment / detachment device 24 can be easily connected.

Even if the winding shaft 16 is thick, the winding shaft 1
6 and the center of the eccentric shaft 20 and the center of the support shaft 18 are on a straight line and the space between the two bearing rollers 17 can be increased to support the winding shaft 16, so that the winding shaft 16 jumps out during operation. It can be safely supported without any.

Next, when winding is performed using the winding shaft 16A having a small diameter, as shown in the right side of FIG. 1B and FIG. 16 and drive shaft 2
The connection between the eccentric shaft 20 and the rotary shaft 27 is removed by the attachment / detachment device 24, and the winding shaft 16 itself is also removed.
Into the two holes on the end face of the winding shaft 16 and rotate.
The center of the take-up shaft 16, the center of the eccentric shaft 20, and the center of the support shaft 18 are on a straight line, and the bearing roller 17 is fixed at the highest position with the fixing screw 21.

After adjusting the positions of the two bearing rollers 17 in this manner, the winding shaft 16A having a small diameter is placed between the two bearing rollers 17.

Then, the center of the winding shaft 16A and the driving shaft 23
The center of the rotating shaft 27 is aligned with the center of the rotating shaft 27, and an adapter is attached to the attachment / detachment device 24 as needed, and the link 26 is swung by the hydraulic cylinder 25.

Thereafter, by driving the take-up shaft 16A by the drive mechanism 22, the object on the sheet can be taken up by the thin take-up shaft 16A.

Also in the case of winding by the winding shaft 16A having a small diameter, the attachment / detachment device 24 and the winding shaft 16A are in a straight line, so that the drive shaft 23 and the rotary shaft 27 can be easily attached and detached.

Further, the two bearing rollers 17 can be arranged at substantially the same angle as in the case of the winding shaft 16 having a large diameter, and the winding can be performed in a stable state without the winding shaft 16A jumping out. Can be.

Therefore, according to the eccentric bearing roller type winder 10, two kinds of winding shafts 16, 16 having different diameters are provided.
A can be used for winding, and a winding shaft can be selected according to an apparatus to be used in the next step, and the winding range can be greatly expanded.

Further, the winding preparation by the two kinds of winding shafts 16 and 16A can be simplified, and the structure is simple and the reliability is high.

In the above embodiment, the position of the eccentric shaft is set to two.
By changing to a different position, winding with two types of winding shafts having different diameters is possible, but by providing a fixing mechanism for fixing the eccentric shaft at another position, even more diameters having different diameters can be obtained. Winding with a winding shaft is also possible.

The attachment / detachment mechanism is not limited to the embodiment, and another mechanism may be used.

Further, changes may be made to the components without changing the gist of the present invention.

[0031]

According to the eccentric bearing roller type winder device of the present invention, two bearing rollers for supporting the take-up shaft are supported via the eccentric shaft. Thus, the position of the bearing roller is adjusted by rotating the eccentric shaft, so that winding can be performed with the center position kept constant even when the diameter of the winding shaft changes.

Further, the setting of the winding shafts having different diameters can be changed only by rotating the eccentric shaft, so that the operation can be restarted in a short time and the structure is simple.

[Brief description of the drawings]

FIG. 1 is a schematic perspective view and an operation explanatory view according to an embodiment of an eccentric bearing roller type winder device of the present invention.

FIG. 2 is an overall front view of the eccentric bearing roller type winder device according to the embodiment of the present invention.

FIG. 3 is a view of the eccentric bearing roller type winder device according to the embodiment of the present invention, taken along line AA in FIG. 2;

FIG. 4 is an explanatory view of the operation of the eccentric bearing roller type winder device according to the embodiment of the present invention in the state of arrow BB in FIG. 2;

FIG. 5 is a schematic perspective view of a conventional winder device.

FIG. 6 is an operation explanatory view of a conventional winder device.

[Explanation of symbols]

 DESCRIPTION OF SYMBOLS 10 Eccentric bearing roller type winder apparatus 11 Base frame 12, 13 Support frame 14 Wheel 15 Fluid pressure cylinder 16 Large diameter winding shaft 16A Small diameter winding shaft 17 Bearing roller 18 Support shaft 19 Bearing 20 Eccentric shaft 21 Fixed Screw 22 Drive mechanism 23 Drive shaft 24 Detachable device 25 Fluid pressure cylinder 26 Link 27 Rotary shaft

Claims (1)

(57) [Scope of request for utility model registration] 1. A winder device for winding a sheet or the like by supporting both ends of a take-up shaft on two bearing rollers and detachably connecting a drive mechanism to one end of the take-up shaft. An eccentric bearing roller type winder device wherein two bearing rollers for supporting the shaft are provided via an eccentric shaft so as to be position-adjustable in accordance with a change in the diameter of the winding shaft.