KR20130017279A

KR20130017279A - Clamping device

Info

Publication number: KR20130017279A
Application number: KR1020110079621A
Authority: KR
Inventors: 류주연; 김덕중
Original assignee: 삼성중공업 주식회사
Priority date: 2011-08-10
Filing date: 2011-08-10
Publication date: 2013-02-20

Abstract

A clamping device is disclosed. Clamping device according to an embodiment of the present invention, the shaft is disposed long along the bonding direction of the clamping target members to be bonded to each other; A slider for working position setting, which is connected to the shaft and moves along the longitudinal direction of the shaft to set the clamping working position; A contact pressing portion which is pressed against the surface of the clamping member; A screw-type clamping unit movably connected to a slider for setting a work position and having one end contacting the contact pressing part; And an operation handle connected to the other end of the screw-type clamping unit to rotate the screw-type clamping unit in the forward and reverse directions.

Description

Clamping device

The present invention relates to a clamping device, and more particularly, to a clamping device that can be used when manufacturing a model ship.

Clamping devices are a type of tool that can be used to glue or secure a pair of butted objects, such as a pair of wood, to each other.

If an adhesive is applied between a pair of woods to bond a pair of woods, and then a pair of woods are to be bonded together, if the pairs of woods are not pressurized with a certain time and force, that is, Unless the pair of wood is clamped to each other, the pair of wood cannot be easily glued and fixed. This does not mean that the worker will continue to clamp the woods until the adhesive between the pair of wood has solidified.

On the other hand, in the industrial field, in particular, the wood is often used to adhere to each other.

For example, in the case of a ship company, in order to manufacture a wooden model ship, various types and sizes of wood are glued and then processed into a ship shape.

At this time, if the wood is not firmly adhered to each other, there is a high possibility of a defect occurring in the finished model ship later, it is important to pre-bond the wood (hereinafter referred to as a clamping member). The clamping device can thus be used for this task.

In the Korean Utility Model Registration Utility Model Publication No. 20-0429985, a universal angle jaw clamp is disclosed.

In the disclosed technique, the clamping member is inserted between two chucks, and the clamping member is clamped using a screw-type tightening means.

By the way, in the clamping device known to date, including the technique disclosed in the above document, there are some limitations in clamping a large clamping member, such as used when manufacturing a model line, due to structural problems, and the clamping operation is somewhat Inconvenient or inefficient can increase the fatigue of the operator, so a suitable alternative is required.

Korea Utility Agency Registration Utility Model Publication No. 20-0429985

Therefore, the technical problem to be achieved by the present invention is to provide a clamping device that can be easily clamped to the clamping member irrespective of the size, as well as the clamping operation is easy to improve the efficiency according to the reduction of fatigue of the operator.

According to an aspect of the invention, the shaft is disposed long along the bonding direction of the clamping target members to be bonded to each other; A slider for a work position setting coupled to the shaft and configured to set a clamping work position while being moved along the longitudinal direction of the shaft; A contact press portion which is pressed against the surface of the clamping member; A screw type clamping unit movably connected to the slider for setting the work position and having one end contacting the contact pressing part; And an operation handle connected to the other end of the screw-type clamping unit to rotate the screw-type clamping unit in the forward and reverse directions.

The working position setting slider, the shaft connection portion is connected to the shaft is moved along the longitudinal direction of the shaft; A unit connection part spaced apart from the shaft connection part and rotatably supported by the screw-type clamping unit; And a connection member connecting the shaft connection unit and the unit connection unit.

It may further include a position fixing member coupled to the shaft connecting portion for fixing the shaft connecting portion to the shaft.

The screw type clamping unit may include: a ball screw coupled to a female screw part formed on an inner wall of the unit connection part; A horizontal pin connected to one end of the ball screw in a direction crossing the length direction of the ball screw; And a connection socket connecting the horizontal pin and the operation handle.

The connection socket may include a pin connecting part connected to the horizontal pin while the inside of the ball screw is empty so as to partially insert the ball socket, and covers both end regions of the horizontal pin exposed to both sides of the ball screw in a ring shape. And a handle connection part provided at one side of the pin connection part and connected to the operation handle.

A wrench groove may be formed in the handle connecting portion, and the manipulation handle may be a box wrench having a wrench bar coupled to the wrench groove to be shaped.

The contact pressing portion, the other end of the ball screw head portion is formed so that the groove portion is recessed to be freely rotated; And a pressure pad connected to the head part and pressed against the surface of the clamping member.

The other end of the ball screw may be further provided with a rotating ball that is partially inserted into the groove portion of the head portion freely rotated.

The pressure pad may be manufactured in the same size as the head portion.

The pressure pad may be manufactured to correspond to the outer surface shape of the clamping member to partially surround the clamping member.

At the end of the shaft may be further coupled to the base plate for supporting the lowermost clamping member.

The clamping member may be any one or more of various kinds of wood and plastic bonded to each other for manufacturing a model ship.

The shaft may include a plurality of unit shafts to adjust the length.

According to the present invention, the clamping member can be easily clamped irrespective of the size, and the clamping operation can be easily performed, thereby improving the efficiency according to the fatigue of the operator.

1 is a view showing a state in which the clamping device according to the first embodiment of the present invention is used when manufacturing a model ship.
FIG. 2 is an enlarged view of area A of FIG. 1.
3 is a perspective view of the clamping device shown in FIG. 1.
4 is an exploded perspective view of FIG.
5 is a perspective view of a clamping device according to a second embodiment of the present invention.
6 is a perspective view of a clamping device according to a third embodiment of the present invention.

In order to fully understand the present invention, operational advantages of the present invention, and objects achieved by the practice of the present invention, reference should be made to the accompanying drawings and the accompanying drawings which illustrate preferred embodiments of the present invention.

DETAILED DESCRIPTION OF THE PREFERRED EMBODIMENTS Hereinafter, preferred embodiments of the present invention will be described in detail with reference to the accompanying drawings. Like reference symbols in the drawings denote like elements.

1 is a view showing a state in which the clamping device according to the first embodiment of the present invention is used when manufacturing a model ship.

As shown in this figure, when manufacturing the model line, various kinds of wood are used, the wood is bonded to each other to form an integrated body, in this case, the clamping device 100 of the present embodiment for bonding the wood Can be used.

Wood is generally used when manufacturing a model ship, but since it may be manufactured using plastic, it will be described below as a clamping member C1, C2, C3, C4, C17 without distinguishing them.

The clamping member C1 disposed at the top thereof is partially in contact with the lower clamping members C2, C3, C4 ... C17 and the adhesive.

Therefore, when the clamping target member C1 disposed at the top and the clamping target member C17 disposed at the bottom are clamped using the clamping device 100 of the present embodiment, all clamping target members C1 are fixed after a predetermined time. , C2, C3, C4 ... C17) can be tightly coupled to each other without lifting.

As illustrated in FIG. 1, the clamping device 100 may be installed in several places along the length direction or the width direction of the clamping members C1, C2, C3, C4... C17.

Hereinafter, the specific structure and operation of the clamping device 100 will be described in detail with reference to FIGS. 2 to 4. For reference, the clamping device 100 of the present embodiment may be used when manufacturing a model ship, but the scope of the present embodiment is not limited thereto.

FIG. 2 is an enlarged view of region A of FIG. 1, FIG. 3 is a perspective view of the clamping apparatus shown in FIG. 1, and FIG. 4 is an exploded perspective view of FIG. 3.

Referring to these drawings, the clamping device 100 of the present embodiment, the shaft 110, the slider 120 for setting the working position, the contact pressing portion 130, the screw-type clamping unit 140 and the operation handle 150 It may include.

The shaft 110 is an axis that is elongated along the bonding direction of the clamping members C1, C2, C3, C4... C17 to be bonded to each other (up and down in this embodiment) as shown in FIG. 1.

The base plate 160 is coupled to the end of the shaft 110. The base plate 160 may form a place where the clamping member C17 disposed at the bottom of the base plate 160 is supported.

The slider 120 for setting the working position is connected to the shaft 110 and serves to set the clamping working position primarily while being moved along the longitudinal direction of the shaft 110. That is, the slider 120 for setting the working position may be disposed in the upper region of the clamping member C1 at the top thereof to support the screw-type clamping unit 140.

The slider 120 for setting the work position is spaced apart from the shaft connecting portion 121 and the shaft connecting portion 121 which are connected to the shaft 110 and moved along the longitudinal direction of the shaft 110, and the screw type clamping unit The unit connecting portion 122 rotatably supported by 140 may include a shaft connecting portion 121 and a connecting member 123 connecting the unit connecting portion 122.

In the drawings, both the shaft connecting portion 121 and the unit connecting portion 122 is a ring-shaped cylindrical structure, but need not be so. For example, the shaft connecting portion 121 may have a structure coupled to the side wall of the shaft 110 in the form of a rail and moved along the longitudinal direction of the shaft 110.

After moving the working position setting slider 120 along the longitudinal direction of the shaft 110, the working position setting slider 120 should be fixed so as not to move. To this end, the position fixing member 124 is provided.

In this embodiment, the position fixing member 124 is inserted through the working position setting slider 120 from the outside of the working position setting slider 120 to fix the position fixing screw 124 fixed to the outer wall of the shaft 110. Is being applied. That is, if the work position setting slider 120 is moved along the longitudinal direction of the shaft 110 and the position fixing screw 124 is tightened, the work position setting slider 120 may be fixed at the position.

Of course, in addition to this type, for example, even if a hole (not shown) is formed in the shaft 110 and the slider 120 for setting the working position, and a pin is inserted into the holes, the position of the slider 120 for the working position setting may be adjusted. Can be fixed

The contact pressing portion 130 is a portion that is contact pressed to the surface of the clamping member C1. That is, by the action of the screw-type clamping unit 140, the contact pressing portion 130 serves to press the uppermost clamping member (C1) downward.

The contact pressing portion 130 is a head portion 131 and the head portion 131 is formed so as to recess the groove portion 131a, which is arranged to freely rotate the lower end of the ball screw 141 of the screw-type clamping unit 140. And a pressure pad 132 connected to and pressed against the surface of the clamping member C1.

In this embodiment, the pressure pad 132 may be manufactured in the same size as the head portion 131. The pressure pad 132 may be made of a material that does not slip on the surface of the clamping member C1 without damaging the clamping member C1, such as rubber or silicone.

The screw-type clamping unit 140 is a structure that is movably connected to the slider 120 for setting the work position and whose one end is in contact with the contact pressing unit 130, and is moved downward while operating the manipulation handle 150. It serves to pressurize the pressing unit 130.

The screw-type clamping unit 140 is a ball screw 141 and a ball screw 141 coupled to the female screw portion (122a) formed on the inner wall of the unit connection portion 122 in a direction crossing the longitudinal direction of the ball screw 141. A horizontal pin 142 connected to one end of the ball screw 141, and a connecting socket 143 for connecting the horizontal pin 142 and the operation handle 150.

Since the ball screw 141 has a male screw portion 141a formed on an outer surface thereof, the ball screw 141 may be coupled to the female screw portion 122a of the unit connecting portion 122 in a screw manner and moved up and down. At this time, since the ball screw 141 is moved up and down while the operation handle 150 is operated, the contact presser 130 is advantageously not rotated, so the head portion 131 of the contact presser 130 is controlled. The lower end of the ball screw 141 is partially inserted into the groove 131a of the rotating ball 141c is partially inserted into the groove 131a of the head portion 131 is freely rotated.

The horizontal pin 142 is disposed in a direction crossing the ball screw 141 through the through hole 141b formed at the upper end of the ball screw 141.

The connection socket 143 is empty inside so that the upper end of the ball screw 141 is partially inserted, and the horizontal pin (when wrapping both ends of the horizontal pin 142 exposed to both sides of the ball screw 141 in a ring shape) And a pin connection part 143a connected to the 142 and a handle connection part 143b connected to the upper end of the pin connection part 143a and connected to the operation handle 150.

As such, when the horizontal pin 142 and the operation handle 150 are connected using the connection socket 143 and the clamping operation is performed through the operation handle 150, the work is facilitated, thereby improving efficiency due to the reduction of the fatigue of the worker. You can expect.

The operation handle 150 is connected to the other end of the screw-type clamping unit 140, that is, connected to the handle connecting portion 143b of the connection socket 143 constituting the screw-type clamping unit 140, and the screw-type clamping unit 140. ) To rotate in the forward or reverse direction.

The operation handle 150 is a part held by the operator and the clamping operation proceeds when rotated in one direction, and the clamping can be released when rotated in the reverse direction.

In the present embodiment, the operation handle 150 is applied as a box wrench 150 having a wrench bar 150a coupled to the wrench groove 143c formed in the handle connecting portion 143b. The box wrench 150 is a kind of tool widely used in the industrial field, which allows the ball screw 141 to rotate in the forward or reverse direction by repeatedly performing a rotational motion in a predetermined trajectory without rotating 360 degrees. The description of the structure is omitted.

When the box wrench 150 is applied as in this embodiment, the clamping operation is advantageous, but the box wrench 150 does not necessarily need to be applied.

Referring to the use of the clamping device 100 having such a configuration as follows.

First, as shown in FIG. 1, the base plate 160 is supported at the lower end of the clamping member C17 disposed at the bottom thereof, and the working position setting slider 120 is moved upward along the longitudinal direction of the shaft 110. The position fixing member 124 is tightened after being moved and disposed on the upper part of the clamping member C1 arranged at the top. Then, the slider 120 for setting the working position may be fixed at the position.

Next, the contact pressing portion 130 is brought into contact with the surface of the clamping member C1, and the ball screw 141 is screwed to the unit connecting portion 122 of the slider 120 for setting the working position. Then, the horizontal pin 142 is inserted into the upper end of the ball screw 141 and the connection socket 143 is connected to the horizontal pin 142, and then the connection socket 143 is connected to the operation handle 150.

After the preparation is completed, the operation handle 150 is gripped and the operation handle 150 is rotated in one direction so that the rotational force of the operation handle 150 is connected to the socket 143, the horizontal pin 142, and the ball screw 141. It is transmitted to the ball screw 141 is rotated to move downwards, thereby causing the contact pressing portion 130 to press the clamping member (C1) in the direction A of FIG.

When the clamping pressing force is maintained for a certain time, after a certain time, all the clamping members C1, C2, C3, C4 ... C17 can be firmly coupled to each other without lifting.

According to the clamping device 100 of the present embodiment having such a structure and operation, not only can the clamping members C1, C2, C3, C4 ... C17 be easily clamped, but also the clamping operation can be performed. It is simple and can expect to improve efficiency by reducing worker fatigue.

5 is a perspective view of a clamping device according to a second embodiment of the present invention.

The clamping device 200 of this embodiment has the same configuration as most of the clamping device 100 described above.

However, in this embodiment, unlike the above-described embodiment, the pressing pad 232 of the contact pressing portion 230 corresponds to the outer surface shape of the clamping member C1 so as to partially surround the clamping member C1. It is made to be.

That is, when the clamping member C1 has a square block structure as shown in the drawing, the pressing pad 232 of the contact pressing portion 230 may have a Korean letter “c” shape. In this case, the clamping member C1 may be pressed downward in a larger area, which may be advantageous, and the contact pressing unit 230 may be prevented from being displaced during pressing, which may be advantageous for safety.

6 is a perspective view of a clamping device according to a third embodiment of the present invention.

In the present embodiment, the shaft 310 is composed of the first and second unit shafts 311 and 312, which are mutually adjustable in length, and the through holes 311a and 312a are formed in the first and second unit shafts 311 and 312, respectively. have.

In this case, after the first unit shaft 311 is fitted to the second unit shaft 312 to correspond to the corresponding through holes 311a and 312a, the pins P are inserted into each other to be clamped to each other. Even when the heights of the C3, C4, C17, C17, C17, etc. are high or significantly low, the clamping device 300 of the present embodiment can be easily used and thus can be effective.

Of course, unlike FIG. 6, even if the shaft 310 is applied as a telescopic bar, the same effect can be obtained.

It will be apparent to those skilled in the art that various modifications and variations can be made in the present invention without departing from the spirit or scope of the invention. Accordingly, such modifications or variations are intended to fall within the scope of the appended claims.

100: clamping device 110: shaft
120: slider for setting the working position 121: shaft connection
122: unit connection portion 123: connection member
124: position fixing member 130: contact pressing portion
131: head portion 132: pressure pad
140: screw type clamping unit 141: ball screw
142: horizontal pin 143: connection socket
150: operation handle 160: base plate

Claims

A shaft disposed elongated along the bonding direction of the clamping target members to be bonded to each other;
A slider for a work position setting coupled to the shaft and configured to set a clamping work position while being moved along the longitudinal direction of the shaft;
A contact press portion which is pressed against the surface of the clamping member;
A screw type clamping unit movably connected to the slider for setting the work position and having one end contacting the contact pressing part; And
And a manipulation handle connected to the other end of the screw-type clamping unit to rotate the screw-type clamping unit in the forward and reverse directions.

The method of claim 1,
The working position setting slider,
A shaft connection part connected to the shaft and moved along a longitudinal direction of the shaft;
A unit connection part spaced apart from the shaft connection part and rotatably supported by the screw-type clamping unit; And
And a connecting member connecting the shaft connection unit and the unit connection unit.

The method of claim 2,
And a position fixing member coupled to the shaft connecting portion to fix the shaft connecting portion to the shaft.

The method of claim 2,
The screw type clamping unit,
A ball screw coupled to the female screw part formed on the inner wall of the unit connection part by a screw method;
A horizontal pin connected to one end of the ball screw in a direction crossing the length direction of the ball screw; And
And a connection socket connecting the horizontal pin and the operation handle.

5. The method of claim 4,
The connection socket,
A pin connecting part connected to the horizontal pin while the inside of the ball screw is partially inserted so as to partially insert the ball screw and covering both end portions of the horizontal pin exposed to both sides of the ball screw in a ring shape; And
And a handle connection part provided at one side of the pin connection part and connected to the operation handle.

The method of claim 5,
Wrench groove is formed in the handle connecting portion,
The operation handle is a clamping device is a box wrench having a wrench bar coupled to fit the wrench groove in shape.

5. The method of claim 4,
The contact pressing portion,
A head portion in which a groove portion is recessed so that the other end portion of the ball screw is freely rotated; And
And a pressure pad connected to the head and pressed against the surface of the clamping member.

The method of claim 7, wherein
The other end of the ball screw is clamping device further provided with a rotating ball is partially inserted into the groove portion of the head portion freely rotated.

The method of claim 7, wherein
The pressing pad is clamping device is manufactured in the same size as the head portion.

The method of claim 7, wherein
And the pressing pad is manufactured to correspond to an outer surface of the clamping member to partially surround the clamping member.

The method of claim 1,
Clamping device further coupled to the end of the shaft is a base plate for supporting the lowermost clamping member.

12. The method according to any one of claims 1 to 11,
The clamping member is any one or more of various kinds of wood and plastic bonded to each other for the production of the model ship.

12. The method according to any one of claims 1 to 11,
And the shaft includes a plurality of unit shafts to enable length adjustment.