JP2012046350A - Endless-style winch, and system for guiding initial rope to the same - Google Patents

Abstract

PROBLEM TO BE SOLVED: To provide an endless-style safe winch which allows appropriate movement of a rope and has an easy structure, and a system for guiding an initial rope to the same.SOLUTION: The endless-style winch includes: a winch body provided with a drive shaft for rotationally driven by a drive source; a winding drum rotated by the drive shaft and formed with a groove for winding a rope along an outer peripheral edge; a pressing roller arranged along the outer peripheral edge of the winding drum for pressing the rope wound on the groove side; and pulleys each helping to take the rope in the groove of the winding drum or extract and move the rope from the groove of the winding drum. In the winch, a guide body for guiding the rope to the groove side of the winding drum, guiding the rope from the groove side of the winding drum, and stopping the movement of the pressing roller moving along the rotation of the winding drum at a desired position is arranged between the winding drum and the pulleys.

Description

The present invention relates to, for example, an endless winch used to move a wire rope connected to a ball net and a system for guiding an initial rope to the winch.

Technology background

Conventionally, an endless winch used for moving a wire rope is connected to a motor as a drive source and is provided with a rectangular winch body provided with a drive shaft for rotational driving, and attached to the drive shaft. A circular winding drum having a substantially V-shaped groove formed along the outer periphery of the winding drum, and a roller connected to a spring attached to the winch body at both ends thereof. It is composed of a pressing roller composed of a chain and a pair of pulleys that are rotatably attached to the winch body in the vicinity of the winding drum.

When incorporating a wire rope into the above endless winch, first, the drive shaft is rotated by a motor to rotate the winding drum, and the tip of the wire rope is rotated using one pulley to rotate the winding drum. The wire rope is manually taken into the groove side, and then wound around the winding drum while rotating the winding drum along the groove from the end portion provided with the pressing roller while pressing the wire rope toward the groove side with the pressing roller.

When taking out the wire rope, the tip end side of the wire rope wound around the winding drum is automatically separated from the groove of the winding drum at the end portion of the pressure roller, and the winch body is utilized by utilizing the rotation of the other pulley. Move out more.

The pressing roller moves a desired amount along the rotation of the winding drum while pressing the wire rope against the groove side of the winding drum, so that the wire rope can surely move along the groove.

Problems to be solved by the invention

However, since the wire rope has a property of extending in a straight line, when the wire rope is taken into the groove of the winding drum, if the wire rope is taken in only by using the rotation of the pulley, the wire rope will move straight and bend. It is difficult to move to the position of the pressing roller in the groove of the winding drum.

Also, when taking out the wire rope from the groove of the winding drum, it is bent and moved to the pulley side in order to move straight away from the groove of the winding drum from the position where the pressing roller is released. Difficult to do.

Therefore, in order to guide the initial wire rope to the endless winch, it is necessary to open the lid of the winch body part and manually assist the curved part, which is complicated and difficult to assist in bending the wire rope. there were.

It is also conceivable to guide the wire rope near the groove side of the winding drum using a guide groove, but a pressing roller is provided along the groove of the winding drum, and the pressing roller is wound around the winding drum. In order to move along the rotation of the rotating dolm, the end of the pressing roller moves, and there is a drawback that even if a guide for guiding the wire rope is simply installed, the appropriate wire rope cannot be guided.

Therefore, the present invention provides an endless winch and an initial rope guiding system for the winch that can guide the rope appropriately along the winding drum, are safe and have a simple configuration. Is an issue.

Means for solving the problem

According to the present invention, there is provided an endless winch solving means for solving the above-mentioned problem, as described in claim 1, wherein the winch body provided with a drive shaft that is driven to rotate by a drive source, and the drive shaft rotate. A winding drum formed with a groove for winding the rope along the outer peripheral edge, a pressing roller provided along the outer peripheral edge of the winding drum and pressing the rope wound on the groove side, In an endless winch composed of a pulley that assists in taking a rope into the groove of the winding drum or taking out the rope from the groove of the winding drum and moving it, a rope is wound between the winding drum and the pulley. The end of the pressure roller that guides and guides the rope to the groove portion located at the end of the pressure roller from the groove portion located at the end of the pressure roller of the winding drum and moves along the rotation of the winding drum Wherein the guide member for stop position at a desired position of are provided.

In addition, an endless winch guiding system for an endless winch for solving the problem is provided on the drive shaft by rotating the drive shaft provided on the winch body as described in claim 2. Rotating the winding drum, moving the pressure roller provided along the groove formed on the outer peripheral edge of the winding drum, moving the desired amount by the rope provided by the pulley provided in the vicinity of the winding drum. In the initial rope guiding system to the endless winch, which guides the rope to the side and winds it, then pulls out the rope from the pulley and moves it, the groove located at the end of the pressure roller of the winding drum When guiding to the part, the rope is taken into the groove located at the end of the winding roller's pressing roller by the guide body provided on the winch body, and the rope is moved from the groove side of the winding drum. When guiding, the rope is taken out from the groove portion where the end of the pressing roller of the winding drum is moved by the guide body, and the end of the pressing roller moving along with the rotation of the winding drum is stopped at a desired position. It is characterized by that.

Effects and effects of the invention

The endless winch according to claim 1 of the present invention is manually incorporated with the rope using the pulley rotation assistance while the drive shaft is driven to rotate and the winding drum is rotated. The rope is guided by the guide body while being curved toward the groove side of the winding drum, and is wound along the groove by the rotation of the winding drum at one end of a pressing roller provided along the groove. At this time, the rope is wound without detaching from the groove by moving the desired amount in the rotation direction of the winding drum while the pressing roller presses the rope toward the groove.

Next, the rope wound around the winding drum is separated from the groove of the winding drum at the other end of the pressing roller, and is guided while curving toward the pulley by the guide body. Remove from the winch body.

At this time, the other end portion of the pressure roller that moves along with the rotation of the winding drum is stopped at a desired position by the guide body, so that the position of the rope that separates from the winding drum is always constant, The guiding of the rope by the guide body can be performed smoothly.

In addition, since the present invention is an endless winch, it is possible to freely change the direction in which the rope is taken in and out of the winch body by simply changing the rotation direction of the drive shaft. Each can be freely adjusted with the guide body.

As described above, the endless winch of the present invention reliably guides the rope taken in by the pulley to the groove of the winding drum by the guide body, and securely connects the rope wound on the winding drum to the pulley side. It can be taken out and moved.

Further, since the movement of the pressing roller that moves by a desired amount along the rotation of the winding drum can be stopped by the guide body, the rope can be reliably pressed and wound around the groove side.

Next, an initial rope guiding system for an endless winch according to claim 2 of the present invention will be described.

First, while driving the drive shaft provided in the winch body and rotating the winding drum provided in the drive shaft, the tip end side of the rope guided to the winch body is manually taken in using the rotation of the pulley. .

Next, the rope that has been taken in is curved along the guide body from the pulley portion, into a groove formed along the outer peripheral edge of the winding drum at one end of the pressing roller provided along the winding drum. It is guided to the other end side of the pressing roller along the groove while being pressed by the movement of the pressing roller.

Thereafter, the wound rope is separated from the groove of the winding drum at the other end portion of the pressing roller, guided to the pulley side while being curved along the guide body, and taken out from the winch body by the rotation of the pulley. .

At this time, since the movement of the other end side of the pressing roller is stopped by the guide body, the rope can always be taken out and moved using the same position as the other end portion.

Thus, the system for guiding the initial rope to the endless winch of the present invention can smoothly take in and take out the rope from the winch body, and can easily guide the rope.

In addition, the movement of the pressing roller can be stopped at a desired position by the guide body, and a constant rope movement can always be made and the load on the rope can be reduced.

In addition, since the configuration is simple, maintenance is easy.

Hereinafter, an embodiment of an endless winch and a system for guiding an initial rope to the winch according to the present invention will be described with reference to the drawings.

FIG. 1 is a schematic plan view showing an endless winch of the present invention, FIG. 2 is a schematic explanatory plan view showing a state in which a rope is taken from a pulley, and FIG. 3 is a drawing of the rope into a groove of a winding drum. 4 is a schematic explanatory plan view showing a state where the rope is taken out from the groove of the winding drum, and FIG. 5 is a schematic explanatory plan view showing a state where the rope is taken out from the pulley. 6 is a flowchart showing a system for guiding an initial rope to an endless winch.

The endless winch 1 of the present invention includes a substantially rectangular winch body 2 and a drive unit (not shown) connected to the winch body 2.

The winch body 2 is attached to the drive unit and is driven to rotate. The drive shaft 3 is attached with the drive shaft 3 as an axis, and a substantially circle having a substantially V-shaped groove 5 formed along the outer periphery. A plate-shaped winding drum 4, a pressing roller 6 attached to the outer peripheral edge along the groove 5 of the winding drum 4 and having both end sides 6A and 6B connected to a spring 7 as an elastic body, and a winding It is composed of two guide pulleys 9 that are rotatably provided on a support shaft 8 that is attached in parallel in the vicinity of the drum 4. A spring 7 is attached to the winch body 2 so that the pressing roller 6 moves by a desired amount along with the rotation of the winding drum 4.

Between the guide pulleys 9, the rope 10 is guided to the winding drum 4 while being in contact with the side surface of one pulley 9, and the guide is taken out from the winding drum 4 while being in contact with the side surface of the other pulley 9. A first guide body 11 having parallel guide grooves for moving is attached.

A pair of second guide bodies 12 are attached so as to accurately guide the rope 10 into the guide grooves of the first guide body 11 along the winding drum 4 from the vicinity of both ends of the pressing roller 6. The end portions 12A and 12B on the pressing roller 6 side of the second guide body 12 are brought into contact with and stopped at both end sides 6A and 6B of the pressing roller 6 moving along the rotation direction of the winding drum 4, respectively. The movement of the pressing roller 6 can be restricted at a desired position.

Accordingly, the pressing of the rope 10 toward the groove 5 by the pressing roller 6 is released at the stop position, and the rope 10 is separated from the groove 5 of the winding drum 4, and the first guide body 11 along the second guide body 12. It will move smoothly while curving to the side.

Further, since the second guide body 12 is installed away from the first guide body 11, the installation positions of the springs 7 on both ends of the pressing roller 6 to the winch body 2 and the connection method with the springs 7 are determined. It can be set freely.

In the present invention, the rope 10 generally refers to a wire rope, but also includes a resin rope having strength recently developed in the present invention, and is collectively referred to as a rope 9.

As described above, the endless winch 1 of the present invention is configured. Next, an initial guidance system for the rope 10 to the winch 1 will be described.

In the guiding system, first, the drive shaft 3 provided on the winch body 2 is rotationally driven through a drive source, and the winding drum 4 provided on the drive shaft 3 is rotated to initially guide the rope 10. .

At this time, the rotation speed of the winding drum 4 is adjusted. That is, it is possible to accurately guide the initial rope 10 by rotating the drive shaft 3 at a slower speed than in the normal movement of the rope 10.

Next, the tip end side of the rope 10 is manually moved to the winch body 2 via the first guide body 11 and taken into the winding drum 4 side that is driven to rotate using the rotation of one pulley 9.

Thereafter, the rope 4 taken into the winding drum 4 side is taken into the groove 5 from the one end portion 6A of the pressing roller 6 provided at the outer peripheral edge of the winding drum 4 while being curved by one second guide body 12. The winding drum 4 is wound around the winding drum 4 by moving along the groove 5 while being pressed toward the groove 5 by the pressing roller 6 by the rotation of the winding drum 4.

The rope 10 wound around the winding drum 4 is released from the groove 5 by being released from the groove 5 by being released from the groove 5 by the other end 6B of the pressing roller 6 by the rotation of the winding drum 4. While being curved by the two guide bodies 12, it moves to the other pulley 9 via the other first guide body 11.

The rope 10 is taken out from the winch body 2 and moved by utilizing the rotation of the pulley 9.

As a result, the initial rope 10 to the winch body 2 can be guided, and thereafter, the drive rotation of the drive shaft 3 is adjusted to be faster than when the initial rope 10 is guided, and the rope 10 is moved.

In this way, the initial rope guiding system to the winch of the present invention simply moves the rope 10 to the one pulley 9 via the first guide body 11 and moves the rope 10 along the winding drum 4. Can be guided automatically.

In addition, the rope 10 can be smoothly guided to the winch body 2 and can be used for a rope moving system using an endless winch corresponding to the position where the winch is attached.

Moreover, in the said Example, although the 2nd guide body 12 was formed in a pair, the structure of the 2nd guide body 12 is not limited to this in this invention, An end part is connected and comprised integrally. It is also possible.

Moreover, in the said Example, although the both ends side of the press roller 6 was connected with the spring 7, in this invention, the connection of the both ends side of the press roller 6 is not limited to this, For example, the pulley connected with the elastic body 9 can also be connected.

Schematic explanatory plan view showing an endless winch of the present invention Schematic explanation cross-sectional view showing the state of the rope from the pulley Schematic explanatory plan view showing the state of the rope taken into the groove of the winding drum Schematic explanatory plan view showing the state of taking out the rope from the groove of the winding drum Schematic explanatory plan view showing how the rope is pulled out to the pulley 1 is a flowchart showing a system for guiding an initial rope to an endless winch of the present invention

1-endless winch, 2-winch body, 3-drive shaft, 4-winding drum, 5-groove

Claims (2)

A winch body provided with a drive shaft that is rotationally driven by a drive source, a winding drum that is rotated by the drive shaft and has a groove that winds a rope along the outer peripheral edge, and an outer peripheral edge of the winding drum And a pulley for pressing the rope wound on the groove side and a pulley for taking the rope into the groove of the winding drum or assisting in moving the rope out of the groove of the winding drum. In the endless winch, the rope is placed between the winding drum and the pulley in the groove portion positioned at the end of the pressure roller of the winding drum and the rope is positioned at the end of the pressure roller of the winding drum. An endless system characterized in that a guide body is provided for stopping at a desired position at the end of the pressure roller that is guided from the groove and moves along the rotation of the winding drum. Inch. A drive shaft provided on the winch body is rotated to rotate a winding drum provided on the drive shaft, and a desired amount of a pressure roller provided along a groove formed on an outer peripheral edge of the winding drum. An initial rope to an endless winch that guides the rope, moves the rope taken in by the pulley provided near the winding drum while moving and winds it, then pulls the rope from the pulley and moves it When the rope is guided to the groove side of the winding drum, the guide body provided in the winch body moves the rope into the groove portion positioned at the end of the pressing roller and moves the rope to the winding drum. When guiding from the groove side, the guide body removes the rope from the groove portion where the end of the pressing roller is positioned and moves the end of the pressing roller that moves along the rotation of the winding drum to a desired position. Induction system for the first rope to the winch endless manner, characterized in that the stop at location.

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