KR101669949B1 - A pressure device for screw bolt - Google Patents

Abstract

The screw pressing device of the present invention comprises a tubular guide portion for guiding a screw; A pressing portion including a pressing rod, the pressing rod being partly mounted in the guide portion to transmit rotational force to the screw, the pressing portion being exposed to the opposite side of the position where the screw is mounted; A support rod portion including a pair of support rods hinged to an end portion exposed to the outside of the guide portion of the pressing rod; And at one end thereof hinged to an outer surface of the guide portion and provided with a horizontal movement force for horizontally moving the pressing rod in the direction of the screw when the hinge is rotated about the hinge coupled to the guide portion, And a driving rod portion including a pair of driving rods hinged to the other end of the driving rod portion.

Description

[0002] A PRESSURE DEVICE FOR SCREW BOLT [0003]

The present invention relates to a pressing device capable of easily screwing a screw, and more particularly, to a pressing device capable of easily screwing a screw without manual driving for driver driving and without manually providing a driving force by a separate driving device. To a screw pressing device for a screw.

In general, screws are used to fix wood, or to improve fixing performance when mounting small furniture such as shelves or hangers. In the case of using a screw, a manual screwdriver or an electric screwdriver is used.

If a manual screwdriver is used for screwing, position the screw in the fixed position and insert a tip such as a screwdriver tip or a hexagon wrench tip into the groove of the head '-', '+' groove, , The screw is held with one hand and the other hand is pressed and rotated by the driver handle or the hexagon wrench, and the screw is inserted and fixed at a desired position. In this case, there is a case where the bottom of the rotating hand pressing the driver handle or the hexagonal wrench causes damage to the hand skin such as blisters caused by friction with the driver handle or the hexagonal handle, or peeling of the skin.

Therefore, in order to solve the problem of using such a driver, various techniques have been developed to allow easy insertion and fixation of tools such as a rechargeable or electric electric screwdriver, an electric hexagon wrench, or the like while using less force.

For example, Korean Unexamined Utility Model Publication No. 2000-876 discloses a method for attaching a foldable lever to an upper portion of a handle by rotating a rotary shaft and rotating the screw with a strong rotational force, And the like.

Korean Patent Laid-Open Publication No. 1995-2930 discloses a screw and an air puncher, which provide a screw type intermediate between a screw and a nail and allow a screw action using an air punch.

In addition, in Korean Utility Model Registration No. 20-191344, a plurality of holes are formed so that various types of auxiliary tools can be mounted on a fixture fixed to a handle, and a tightening screw for tightening an auxiliary tool is formed on an upper portion of the fixture, Discloses a multipurpose driver and auxiliary tool that inserts a hammer, a flat head screwdriver, a phillips screwdriver, a drill bit, etc. into each hole of a fixture to perform various operations with various tools while providing a large force of rotational force.

However, in the above-described conventional techniques, since the operation of rotating the driver by using the hand must be performed, there is still a problem that skin damage of the hand may occur due to friction.

Further, in the case of a power tool such as an air compressor or an electric drill which does not perform a rotational operation by hand, driving energy such as external power is required, which causes inconvenience in use.

SUMMARY OF THE INVENTION Accordingly, the present invention has been made keeping in mind the above problems occurring in the prior art, and it is an object of the present invention to provide a screw tightening device capable of inserting a screw into a desired position by providing rotational force and pressing force to the screw, The purpose of that is to do.

Another object of the present invention is to provide a pressing device for a screw capable of adjusting a length so that a screw can easily be inserted even in a deep place or a narrow place where driver driving work is difficult.

According to an aspect of the present invention, there is provided a pressure device for a screw, comprising: a tubular guide portion for guiding a screw; A pressing portion including a pressing rod, the pressing rod being partly mounted in the guide portion to transmit rotational force to the screw, the pressing portion being exposed to the opposite side of the position where the screw is mounted; A support rod portion including a pair of support rods hinged to an end portion exposed to the outside of the guide portion of the pressing rod; And at one end thereof hinged to an outer surface of the guide portion and provided with a horizontal movement force for horizontally moving the pressing rod in the direction of the screw when the hinge is rotated about the hinge coupled to the guide portion, And a driving rod portion including a pair of driving rods hinged to the other end of the driving rod portion.

The guide portion is formed with a pressurizing rod having one side open and the other side through which the pressurizing rod penetrates and which is exposed to the outside. The inner diameter is larger than the diameter of the screw head, and a screw- And the guide tube is formed as a part.

Further, the guide portion is characterized in that a fixing flange is formed on an end portion of the guide portion, which is in close contact with a surface to be screwed, with an outer circumferential edge.

The pressing portion has a screw-shaped male screw portion on the outer circumferential surface in a moving direction of the pressing rod so as to be associated with the female screw portion, and is rotatably engaged with the pressing rod at the other end portion of the screw- And a rotary pressing body that is mounted in the guide tube so as to be rotatable by a screw rotation operation of the female screw portion and the male screw portion by horizontal movement of the pressing rod.

In addition, the drive rod has a handle at an end portion of a free end, and a drive rod elastic body is formed between the drive rods in which the handle is formed.

According to another aspect of the present invention, there is provided a pressure device for a screw, comprising: a tubular guide portion coupled to a moving pipe and a fixing pipe, A pressing portion including a pressing rod, the pressing rod being partly mounted in the guide portion to transmit rotational force to the screw, the pressing portion being exposed to the opposite side of the position where the screw is mounted; A support rod portion including a pair of support rods hinged to an end portion exposed to the outside of the guide portion of the pressing rod; And at one end thereof hinged to an outer surface of the fixed tube and provided with a horizontal moving force for horizontally moving the pressing rod in the direction of the screw when it is rotated about a hinge coupled to the fixed tube, And a driving rod portion including a pair of driving rods hinged to the other end portion.

In addition, the guide portion is configured to be movable between the fixed tube and the movable tube via a telescopic member so as to be variable in length.

Further, the moving pipe is characterized in that a fixing flange is formed on an end portion of the moving pipe which is in close contact with a surface to be screwed, with an outer circumferential edge.

The fixing pipe is formed with a pressing rod having one side open and the other side through which the pressing rod penetrates and which is exposed to the outside. The inside diameter is larger than the diameter of the screw head. In the moving direction of the pressing rod, Wherein the pressing portion is formed with a screw-shaped male threaded portion in the moving direction of the pressing rod so as to be associated with the female threaded portion on the outer circumferential surface thereof, and is rotatable with the pressing rod at the other end of the end portion opposite to the head of the screw And a rotary pressing body which is coupled to the fixed pipe so as to be rotatably moved by the screw rotation of the female screw part and the male screw part by horizontal movement of the pressing rod.

In addition, the drive rod has a handle at an end portion of a free end, and a drive rod elastic body is formed between the drive rods in which the handle is formed.

According to the present invention having the above-described construction, when a screwing operation is performed on a wall, a wood, or the like, a grip formed on an end of the driving rod is brought into close contact with each other to perform a lever function to provide a rotational force and a pressing force to the support rod , The pressing rod is pressed and moved by the support rod so that the rotary pressing body rotates and the rotating force and the pressing force are applied to the screw so that the user or the operator can move the screw without moving the tool such as the driver handle or the hexagonal wrench So that it can be easily inserted and fixed at a desired position.

In addition, the present invention provides an effect that a user or an operator does not perform rotational driving of a tool such as a driver or a hexagonal wrench, thereby preventing damage to the body such as skin damage of the hand.

1 is a perspective view of a first screw pressing apparatus 100 according to an embodiment of the present invention.
2 is a partial cross-sectional view showing the internal configuration of the first screw pressing device 100 of Fig.
3 is a view showing a state where a screw is put on a wall, wood, or the like by using the first screw pressing apparatus 100 of FIG.
4 is a perspective view of a second screw biasing device 200 according to another embodiment of the present invention.
5 is a partial cross-sectional view showing the internal configuration of the second screw pressing device 200 of FIG.
Figs. 6 and 7 are views showing a state in which a screw is put on a wall, wood, or the like using the second screw pressing device 200 of Fig.

Hereinafter, the present invention will be described in more detail with reference to the accompanying drawings showing embodiments of the present invention.

FIG. 1 is a perspective view of a first screw pressing apparatus 100 according to an embodiment of the present invention, FIG. 2 is a partial cross-sectional view showing an internal configuration of a first screw pressing apparatus 100 of FIG. 1, 1 is a view showing a state in which a screw is put on a wall, a wood, or the like using the first screw pressing apparatus 100 shown in Fig.

1 to 3, the first screw pressing apparatus 100 includes a first guide unit 110, a driving rod unit 120, a support rod unit 130, and a pressing unit 140 .

The first guide part 110 has a function of guiding the rotary pressing body 143 of the pressing part 140 to be rotated and transferred so that the rotary pressure is transmitted to the screw after the screw 5 is mounted. 2, the first guide portion 110 is formed with an opening 114 at one side and the press rod 115 (see FIG. 1) at the other side. And a guide tube 111 having an inner diameter larger than the diameter and formed with an internal thread 111c on the inner peripheral surface. A first hinge portion 112 and a second hinge portion 113 are formed on the outer circumferential surface of the guide tube 111 on the side of the pressing rod 115 so that one end portions of the driving rods 121 and 123 Hinged. An end of the first guide part 110 which is in close contact with a surface of the screw 5 is formed with a fixing flange P extending to the outer periphery thereof so as to perform a stable screw insertion operation.

The driving rod unit 120 includes a first driving rod 121 and a second driving rod 123 hinged to the first hinge unit 112 and the second hinge unit 113 at one end, . A first handle 125 and a second handle 127 are formed on the free ends of the first driving rod 121 and the second driving rod 123, respectively. And the end portions of the first support rod 131 and the second support rod 133 are hinged to the central region. A drive rod elastic body S is formed between the first drive rod 121 and the second drive rod 123 to restore the position of the knobs.

 The support rod 130 has a fifth hinge part 132 formed at one end thereof exposed to the outside of the guide tube 111 of the pressing rod 141 and hinged to the other end of the support rod part 130, A pair of first support rods 131 and a second support rods 133 which are hinged to form a third hinge portion 122 and a fourth hinge portion 124 in the second driving rod 123 and the second driving rod 123, .

As shown in Figs. 6 and 7, the first screw pressing apparatus 100 having the above-described configuration can be held and used like a knife force so that the screw nail 5 can be stuck at a desired position.

2 and 3, the pressing portion 140 includes a rotary pressing body 143 which is in close contact with the head of the screw 5 in the guide tube 111, The other end of which is rotatably coupled to the end of the guide rod 111 and the other end of which is exposed to the outside of the guide tube 111 through the press rod 115; And a restoring member 147 such as a coil spring for providing an elastic restoring force for returning to a position to be restored to the position. The pressing rod 141 and the rotary pressing body 143 are rotatably coupled to each other by a ball joint portion 142 to provide a rotation clearance.

A tip 144 corresponding to the groove of the head of the screw 5 is formed at one end of the rotary pressing body 143 and a cylindrical rigid body having a male threaded portion 143c corresponding to the female threaded portion 111c is formed on the outer circumferential surface thereof. . The tip 144 may be removably attachable to replace with a '-' or '+' or a hexagonal wrench tip.

The male screw portion 143c formed on the outer circumferential surface of the rotary pressing body 143 and the female screw portion 111c formed on the inner circumferential surface of the guide tube 111 are formed so as to be parallel to the moving direction of the pressing rod 141, (Spiral) in the direction of the screw, and are screwed to each other. Thus, the rotary pressing body 143 rotates in the guide tube 111 by the horizontal movement of the pressing rod 141 Can be horizontally moved.

The inner diameter of the guide tube 111 is formed to have a predetermined clearance with the head of the screw 5 so that when the screw 5 rotates due to the rotation of the rotary presser 143, The tip 144 can be prevented from friction between the screw 5 and the guide tube 111 and the tip 144 is formed of a magnetic material so that the tip 144 can be easily seated in the groove of the head of the screw 5, (5) and the rotary pressing body (143) can be easily engaged.

The rotary pressing body 143 may have at least one protrusion (not shown) inserted into the female threaded portion 111c instead of the male threaded portion 143c on the outer circumferential surface thereof. The rotary pressing body 143 can be rotated within the guide tube 111 by moving the female threaded portion 111c by the horizontal movement of the rotary pressing body 141. [

When the operator presses the pair of handles 125 and 127 so as to be in close contact with each other, the third hinge portion 122 and the fourth hinge portion 124, The end of the pair of support rods 131 and 133 coupled with the pressing rod 141 is moved toward the guide tube 111 by the fifth hinge part 132. [ The pressing rod 141 presses the rotary pressing body 143 located inside the guide tube 111 in the direction of the screw 5 and the pressing force is applied to the female threaded portion 111c and the male threaded portion 143c The rotary pressing body 143 is rotationally moved by the action of the screw so that the screw 5 is rotated and inserted at a desired position such as the wall 1 or the wood by providing the rotary pressing force to the screw 5. When the user releases the pressing of the pair of grips 125 and 127 after the screwing operation is performed as described above, the rotary pressing body 143 and the pair of The driving rod 121, 123 is returned to the position before the screw 5 is pressed.

FIG. 4 is a perspective view of a second screw press apparatus 200 according to another embodiment of the present invention, FIG. 5 is a partial cross-sectional view showing an internal configuration of the second screw press apparatus 200 of FIG. And FIG. 7 is a view showing a state in which a screw, such as a wall or wood, is put on the hand by holding the second screw pressing device 200 of FIG.

The second screw pressing device 200 shown in FIGS. 4 through 5 includes the driving rod portion 120, the supporting rod portion 130, and the pressing portion 140 of the first screw pressing device 100 shown in FIGS. Has the same configuration but has a different structure from the first guide unit 110 in that the second guide unit 210 is configured to be variable in length.

The second screw pressing device 200 having the above-described configuration may appropriately adjust the length of the second guide portion 210 when screwing in a position such as a deep groove, a narrow wall, or the like The screwing operation can be easily performed even in a region where the screwing can not be performed in the case of the first screw pressing device 100 having the fixed guide portion.

4 to 5, the second guide unit 210 includes a fixing tube 211a to which the pressing rod 141 is coupled and a telescopic member 160 to telescopically move the fixing tube 211a to the fixing tube 211a. And a moving pipe 211b which is coupled via a pipe. The above-mentioned female screw 211c is formed on the inner circumferential surface of the fixing pipe 211a.

The length of the entire second guide part 210 can be varied by sliding the moving pipe 211b with respect to the fixed pipe 211a. In addition, the movable tube 211b may be movably connected in a multistage manner through at least one telescopic member 160, thereby further increasing the variable width of the second guide unit 210. [

6 and 7, the second screw pressing device 200 having the above-described structure moves the moving pipe 211b to a position surrounding the fixing pipe 211a, thereby changing the length of the second guide portion 210 So that it is possible to easily carry out the work between the narrow walls and the like. The movable pipe 211b is drawn out to the maximum so that the screw can be inserted at a position not to be contacted only by the fixing pipe 211a.

The user can easily put the screw on the wall surface by pressing the pair of knobs like a knife force after bringing the fixing flange P formed on the end of the second guide part 210 into close contact with the wall surface.

5: Screw
100, 200: pressing device for first to second screws
110: first guide part 111: first guide tube
112: first hinge part 113: second hinge part
114: opening portion 115: pressure rod ball
120: driving rod section 121: first driving rod
122: third hinge portion 123: second drive rod
124: fourth hinge part 125: first handle
127: second handle 131: first support rod
132: fifth hinge portion 133: second support rod
140: pressing portion 141: pressing rod
142: ball joint portion 143:
143c: male thread portion 210: second pressing portion
211a: fixed tube 211b: moving tube

Claims (10)

A tubular guide portion for guiding a screw;
A pressing portion including a pressing rod, the pressing rod being partly mounted in the guide portion to transmit rotational force to the screw, the pressing portion being exposed to the opposite side of the position where the screw is mounted;
A support rod portion including a pair of support rods hinged to an end portion exposed to the outside of the guide portion of the pressing rod; And
Wherein the guide rod is hinge-coupled to an outer surface of the guide portion, and when the guide rod is rotated about a hinge coupled to the guide portion, And a driving rod portion including a pair of driving rods hinged to the other end portion,
The guide portion
And the other side is formed with a guide tube having a screw-like female threaded portion formed on the inner peripheral surface thereof in the direction of movement of the pressing rod, the other side being formed with a pressurizing rod having the pressing rod penetrated therethrough and exposed to the outside, And,
The pressing portion
A male screw portion is formed on the outer circumferential surface in a moving direction of the pressing rod so as to be engaged with the female screw portion and is rotatably coupled with the pressing rod at the other end portion of the end portion opposite to the head of the screw, And a rotary pressing body which is mounted in the guide tube so as to be rotatable by a screw rotation operation of the female screw portion and the male screw portion by horizontal movement.
delete The method according to claim 1,
The guide portion
Characterized in that a fixing flange is formed on an end portion of the flange, which is in close contact with the screwed surface, with an outer circumferential edge.
delete The method according to claim 1,
The drive rod
Wherein a handle is formed at an end portion of the free end, and a drive rod elastic body is formed between the drive rods in which the handle is formed.
A tubular guide portion coupled to a moving tube and a fixing tube which are coupled to each other so as to be variable in length,
A pressing portion including a pressing rod, the pressing rod being partly mounted in the guide portion to transmit rotational force to the screw, the pressing portion being exposed to the opposite side of the position where the screw is mounted;
A support rod portion including a pair of support rods hinged to an end portion exposed to the outside of the guide portion of the pressing rod; And
Wherein one end of the support rod is hinged to an outer surface of the fixture tube and when the support rod is rotated about a hinge coupled to the fixture tube, And a driving rod portion including a pair of driving rods hinged to the end portion,
The stationary tube,
A screw-like female screw portion is formed on the inner circumferential surface of the screw rod in the moving direction of the pressing rod, and an inner screw portion is formed on the inner circumferential surface of the screw rod,
The pressing portion
A male screw portion is formed on the outer circumferential surface in a moving direction of the pressing rod so as to be engaged with the female screw portion and is rotatably coupled with the pressing rod at the other end portion of the end portion opposite to the head of the screw, And a rotary pressing body mounted in the fixing pipe so as to be rotatable by a screw rotation operation of the female screw portion and the male screw portion in horizontal movement.
The method of claim 6,
The guide portion
Wherein the fixed tube and the movable tube are movably coupled to each other via a telescopic member so as to be variable in length.
The method of claim 6,
The mobile pipe
Characterized in that a fixing flange is formed on an end portion of the flange, which is in close contact with the screwed surface, with an outer circumferential edge.
delete The method of claim 6,
The drive rod
Wherein a handle is formed at an end portion of the free end, and a drive rod elastic body is formed between the drive rods in which the handle is formed.

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