KR20160127504A - Clamping vice of work piece - Google Patents

Clamping vice of work piece Download PDF

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Publication number
KR20160127504A
KR20160127504A KR1020150059000A KR20150059000A KR20160127504A KR 20160127504 A KR20160127504 A KR 20160127504A KR 1020150059000 A KR1020150059000 A KR 1020150059000A KR 20150059000 A KR20150059000 A KR 20150059000A KR 20160127504 A KR20160127504 A KR 20160127504A
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KR
South Korea
Prior art keywords
screw bolt
workpiece
nut
guide bar
fastening
Prior art date
Application number
KR1020150059000A
Other languages
Korean (ko)
Inventor
박상철
Original Assignee
박상철
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by 박상철 filed Critical 박상철
Priority to KR1020150059000A priority Critical patent/KR20160127504A/en
Publication of KR20160127504A publication Critical patent/KR20160127504A/en

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    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B25—HAND TOOLS; PORTABLE POWER-DRIVEN TOOLS; MANIPULATORS
    • B25B—TOOLS OR BENCH DEVICES NOT OTHERWISE PROVIDED FOR, FOR FASTENING, CONNECTING, DISENGAGING OR HOLDING
    • B25B1/00—Vices
    • B25B1/02—Vices with sliding jaws
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B25—HAND TOOLS; PORTABLE POWER-DRIVEN TOOLS; MANIPULATORS
    • B25B—TOOLS OR BENCH DEVICES NOT OTHERWISE PROVIDED FOR, FOR FASTENING, CONNECTING, DISENGAGING OR HOLDING
    • B25B1/00—Vices
    • B25B1/06—Arrangements for positively actuating jaws
    • B25B1/10—Arrangements for positively actuating jaws using screws
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B25—HAND TOOLS; PORTABLE POWER-DRIVEN TOOLS; MANIPULATORS
    • B25B—TOOLS OR BENCH DEVICES NOT OTHERWISE PROVIDED FOR, FOR FASTENING, CONNECTING, DISENGAGING OR HOLDING
    • B25B1/00—Vices
    • B25B1/24—Details, e.g. jaws of special shape, slideways
    • B25B1/2494—Means indicating the distance between jaws or their angular position

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  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Gripping Jigs, Holding Jigs, And Positioning Jigs (AREA)

Abstract

The present invention relates to a vice for clamping a workpiece. The vice for clamping a workpiece comprises: separate support panels disposed on both sides and facing each other; a screw bolt installed to connect center portions of the support panels on both sides thereof; a guide bar positioned above the screw bolt and connecting both of the supporting panels from both sides in parallel to the screw bolt; a pressuring unit which is a pressurizing support panel pressurizing a workpiece while moving in a straight line between both of the support panels and includes a nut fastening unit allowing the screw bolt and the guide bar to be inserted and fastened into a through hole in parallel and selectively nut-fastened to the screw bolt; and a rotating lever connected with the screw bolt at a rear end of any one of the fixing support panels and rotating the screw bolt. The vice for clamping a workpiece can reduce the fixing process time of the workpiece, easily position and quickly fix workpieces of various sizes to the vice.

Description

{CLAMPING VICE OF WORK PIECE}

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a vice, and more particularly, to a new structure of a workpiece fixing vice capable of selectively performing engagement and disengagement with a screw bolt.

In general, a vice has a presser bar on one side and a fixing bar on the opposite side. The workpiece is pressed and fixed between the presser bar and the fixing barrel, and the upper surface of the workpiece is subjected to various manual operations such as finishing, grinding and drilling do.

The pin-type vise shown in Fig. 1, which is conventionally used mainly for woodworking, has a simple structure and is easy to manufacture. However, as shown in Fig. 2, there is no supporting surface for supporting the lower lower surface of the workpiece B The workpiece B is pressed or tilted when the drill operation or the downward force is applied to the workpiece B because the workpiece B is pressed by the presser pedestal 105 and the fixing table 107 and only the both sides of the workpiece B are fixed.

In the conventional vise structure, since the fastening of the pressing pedestal 105 and the screw bolt 102 is fixed and the linear movement of the pressing pedal 105 can be driven only by the rotation of the screw bolt 102, It takes a lot of time to fix and fix it, and it takes a lot of time to change or replace other workpieces as needed.

Korean Registered Patent No. 10-0861870 (Registered Date: September 29, 2008) Korean Patent Publication No. 10-2008-0113458 (Published Date: December 31, 2008)

The workpiece fixing vise according to the present invention has the following problems.

First, the present invention is to provide a vise structure capable of shortening the fixing process time of a workpiece.

Second, the present invention aims to provide a new vice structure capable of easily positioning workpieces of various sizes in a vise and fixing them quickly.

The solution of the present invention is not limited to those mentioned above, and other solutions not mentioned can be clearly understood by those skilled in the art from the following description.

A feature of the present invention which solves the above-mentioned problems is a support plate which is arranged so as to be opposed to each other and to face each other; A screw bolt connected to the center portions of both the support plates; A guide bar positioned above the screw bolt and connecting the both support plates on both sides in parallel with the screw bolt; And a nut fastening part for fastening the screw bolt and the guide bar to each other through a through hole formed at a lower end of the press support plate and pressing the workpiece linearly between the support plates, A pressing portion; And a driving unit connected to the screw bolt at a rear end of the supporting plate to rotate the screw bolt.

Preferably, the workpiece is a workpiece made of wood, and one of the support plates is preferably a fixed support plate having the same height as the pressing portion and capable of supporting the object to be processed together with the pressing portion, The bars are preferably scaled at regular intervals starting from the stationary support plate.

Preferably, the scale may be displayed with the length of the guide bar being covered with the pressing portion as a starting point of the scale, and the pressing portion may include a plate erected vertically with respect to the guide bar and the screw bolt, A guide pipe inserted into the through hole formed on both side surfaces of the screw bolt and inserted into the through hole of the screw bolt, the guide pipe being positioned at the upper end of the screw bolt with the opposite surface of the pressing surface of the pressurizing part, And a nut fastening portion for selectively engaging or disengaging the nut in the groove.

In addition, the nut fastening portion may include a fastening pipe inserted into the through hole formed at the lower center of the pressing portion and having a part of the upper end opened to expose a part of the screw bolt, And a lever connected to the upper portion of the nut and capable of selectively moving the nut in the vertical direction by rotating the lever to selectively engage or disengage the nut in the groove of the exposed screw bolt .

Preferably, a tension spring is provided between the lever and a housing for fixing the lever. The driving unit includes a turning wheel connected to the screw bolt, a rod-shaped handle coupled to the turning wheel in a direction perpendicular to the turning wheel, And a protective plate made of plastic or wood is provided on a part of the pressing part and the supporting plate corresponding to the area where the workpiece is positioned.

The workpiece fixing vise according to the present invention has the following effects.

First, the present invention provides a new structure of a workpiece fixing vice capable of selectively performing engagement and disengagement with a screw bolt.

Second, the present invention provides a vice for fastening workpieces that can easily position and quickly fasten workpieces of various sizes.

Third, the present invention provides a vise structure capable of not only fixing a workpiece more stably but also easily confirming the thickness of the workpiece.

The effects of the present invention are not limited to those mentioned above, and other effects not mentioned can be clearly understood by those skilled in the art from the following description.

FIG. 1 is a perspective view of a conventional wooden brace vice.
Fig. 2 is a plane half sectional view of the pedestal vice in Fig.
3 is a front perspective view of a workpiece fixing vise according to an embodiment of the present invention.
4 is a side perspective view of a workpiece fixing vise according to an embodiment of the present invention.
5 is a schematic view showing the use of a workpiece fixing vice capable of confirming the thickness of a workpiece as another embodiment of the present invention.
6 is a view illustrating a nut fastening portion of a work fixing vise as another embodiment of the present invention.

Hereinafter, embodiments of the present invention will be described with reference to the accompanying drawings so that those skilled in the art can easily carry out the present invention. 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. Wherever possible, the same or similar parts are denoted using the same reference numerals in the drawings.

The terminology used herein is for the purpose of describing particular embodiments only and is not intended to be limiting of the invention. The singular forms as used herein include plural forms as long as the phrases do not expressly express the opposite meaning thereto.

Means that a particular feature, region, integer, step, operation, element and / or component is specified and that other specific features, regions, integers, steps, operations, elements, components, and / It does not exclude the existence or addition of a group.

All terms including technical and scientific terms used herein have the same meaning as commonly understood by one of ordinary skill in the art to which this invention belongs. Predefined terms are further interpreted as having a meaning consistent with the relevant technical literature and the present disclosure, and are not to be construed as ideal or very formal meanings unless defined otherwise.

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

FIG. 3 is a front perspective view of a work fixing vise according to an embodiment of the present invention, and FIG. 4 is a side perspective view of a work fixing vise according to an embodiment of the present invention. As shown in Figs. 3 and 4, the workpiece fixing vise according to the embodiment of the present invention includes: a support plate 100 disposed to be opposed to each other and to face each other; Screw bolts (200) connected to the center portions of the two support plates; A guide bar 300 located above the screw bolts 200 and connecting the both support plates 100 on both sides parallel to the screw bolts 200; The screw bolt and the guide bar 300 are inserted and fastened to the through hole formed at the lower end of the pressing support plate to linearly move between the support plates 100 and press the workpiece. (400) having a nut coupling part (450) capable of nut coupling with the nut part (450). And a pivot lever connected to the screw bolt 200 at a rear end of the one of the fixed support plates 150 to rotate the screw bolt 200.

As described above, unlike the conventional structure in which the workpiece fixing vice is linearly moved by the rotation of the screw bolt 200 to fix the workpiece, the nail fastening part 450 is provided, It is possible to select the coupling of the screw 200 with the screw bolt 200 so that it is possible to move the pressing part 400 through the rotation of the screw bolt 200 as required or to release the coupling with the screw bolt 200, Thereby providing a vise for fixing workpieces.

In addition, according to the embodiment of the present invention, it is possible to conveniently place and release workpieces of various sizes in a vise by fastening and releasing the nut through the lever by locating the nut at the upper end of the screw bolt 200 The present invention also provides a device capable of performing a function of a locking device for stable fixing.

Hereinafter, each component will be described in detail with reference to the drawings.

As shown in Fig. 3, the support plate 100 is formed of two quadrangular plates, spaced apart from each other by a predetermined distance, and disposed facing each other. The support plate 100 also serves as a frame of the entire workpiece fixing vise. In order to position and press the workpieces of various sizes, it is necessary to secure a space in which the workpiece position area is constant and the presser 400 or the pressure plate Since a space for linear movement can be secured, they are spaced apart by a certain distance.

The support plate 100 is preferably made of a steel material having excellent rigidity and can be deformed into various shapes other than a quadrangle, and a plate-like support plate 100 in a form capable of performing a flame function capable of stably supporting the entire vise, .

Then, both side surfaces of the lower ends of the two support plates 100 are fixed by bars made of a steel material with a frame of a workpiece fixing vise to form a frame of a rectangular parallelepiped, so that a stable support structure can be formed.

It is preferable that one of the support plates 100 is a fixed support plate 150 having the same height as that of the pressing portion 400 and capable of press-supporting the object to be processed together with the pressing portion 400. This is because when the workpiece located between the pressing portion 400 and the fixed support plate 150 is large or has a high height, it is required to be higher than the other support plate 100 in order to sufficiently support and fix the workpiece on both sides, Is equal to the height of the supporting member 400, a more stable supporting structure can be secured.

In addition, lowering the height of the other support plate 100 can conveniently be performed without interfering with the movement of the pressing portion 400 positioned therebetween, thereby reducing the weight of the vise, It is not necessary to increase the height of the support plate 100 to partition it.

The screw bolt 200 is a rod formed with helical screw grooves connecting the centers of both the support plates 100 so that the push portion 400 moves linearly along the screw bolt 200 by the rotation of the screw bolt 200 A linear moving device capable of positioning and pressing and fixing a workpiece is provided. The screw bolt 200 moves the pushing part 400 while the nut of the nut fastening part 450 installed on the pushing part 400 is pivoted and rotated so that the screw bolt 200 is smoothly brought into sliding contact with the surface of the screw bolt 200 It is preferable to apply a lubricating oil such as grease to prevent damage or abrasion.

The guide bar 300 is positioned above the screw bolts 200 and has a bar shape bar that guides the movement of the pressing part 400 by connecting the both support plates 100 on both sides in parallel with the screw bolt 200 (Bar).

The guide bar 300 applied to the work fixing vise according to the embodiment of the present invention serves not only to guide the linear movement of the pressing portion 400 located between the support plates but also to serve as a support for placing workpieces It is also performed. Therefore, it is preferable that the guide bar 300 is mounted at a position higher than the screw bolt 200. That is, the workpiece is positioned between the fixed supporting plate 150 and the pressing portion 400 with both the guide bars serving as support rods, and the screw bolt 200 is rotated to move the workpiece placed on the guide bar 300 through the pressing portion 400 .

3, the pressing portion 400 is a pressing support plate that linearly moves between the support plates 100 to press the workpiece, and the screw bolt 200 and the guide bar 300 And a nut fastening part 450 which can be selectively inserted into the screw bolt 200 by a nut.

Since the pressing portion 400 needs to position the workpiece at the upper end of the guide bar 300 and stably fix the workpiece for machining such as cutting or polishing, the pressing portion 400 is pressed against the workpiece And a nut fastening part 450 for passing through the guide bar 300 and the screw bolt 200 so as to be inserted into the screw bolt 200 and selectively fastening the nut with the screw bolt 200 Thereby forming a structure in which the screw bolt 200 is rotated.

The nut fastening part 450 is located at the rear surface of the pressing part 400 and at the upper end of the screw bolt 200 to linearly move the nut vertically up and down through the lever, It is a structure that can be fastened. Since the pressing portion 400 includes the nut fastening portion 450, the screw bolt 200 and the nut are completely fastened and fixed so that the pressing portion 400 is moved only by the rotation of the screw bolt 200 Unlike the conventional vise structure, the nut is fastened selectively to the screw bolt 200 through the nut fastening part 450 so that the pushing part 400 can be linearly moved directly without the nut tightening. Lt; / RTI >

Such an optional nut fastening structure allows the user to directly move the pressing portion 400 without tightening the nuts as necessary, thereby shortening the time for fixing the workpiece to the vice, There is an effect that remarkably shortening can be achieved.

4, the presser 400 and the fixed support plate 150, which correspond to the area where the workpiece is located in the workpiece fixing vise according to the embodiment of the present invention, It is preferable that the protection plates 170 and 470 are provided. This is because one side of the pressing portion 400 and the fixed supporting plate 150 which are in direct contact with the workpiece is liable to be damaged, and the work such as wooden wood may be slippery after fixation, and noise caused by frequent contact and collision Shock absorption, and noise prevention by using protective plates 170 and 470 made of a plastic material or a wood material, which have a certain elasticity or can absorb shock, because they generate a large amount of heat.

4, the driving unit 500 is connected to the screw bolt 200 at a rear end of one of the support plates 100, and rotates the screw bolt 200. That is, a user rotates the driving unit 500 protruding outside the support plate 100 of the work fixing vise, thereby rotating the screw bolt 200. The driving unit 500 may include a turning wheel connected to the screw bolt 200 and a rod-shaped handle coupled in a direction perpendicular to the turning wheel. The turning wheel is convenient to pivot with the user's hand, and the screw bolt 200 can be rotated conveniently and quickly with the handle so that the pressing part 400 can be moved.

5 is a schematic view showing the use of a workpiece fixing vice capable of confirming the thickness of a workpiece as another embodiment of the present invention. As shown in FIG. 5, it is preferable that the both guide bars 300 are marked with a scale 350 at regular intervals starting from the fixed support plate 150. This is because the workpiece is placed on the guide bar 300, When the screw 400 is moved and fixed by the rotation of the screw bolt 200, a point where the guide bar 300 is exposed to the outside of the lower end through hole of the pressing part 400 is formed, And the pressing portion 400, that is, the thickness of the workpiece.

That is, when the scale 350 is displayed on the surface of the guide bar 300 and its starting point is set to the thickness (through hole or clamping pipe) or length of the pressing portion 400, The thickness of the workpiece can be confirmed by the scale 350 where the exposed guide bar 300 appears on the surface.

As described above, the scale 350 of the guide bar 300 according to the embodiment of the present invention unlike the conventional vise structure that merely functions to fix a workpiece, The scale 350 of the guide bar 300 which is exposed to the outside of the through hole of the pressing part 400 after the pressing part 400 presses and contacts the work through the fast movement of the pressing part 400, To provide an all-weather vise structure capable of easily measuring the thickness of workpieces.

6 is a view illustrating a nut coupling part 450 of a work fixing vise as another embodiment of the present invention. 6, the nut fastening part 450 of the vise fixing vise according to the embodiment of the present invention is characterized in that the nut fastening part 450 is formed in the through hole formed at the lower center of the pressing part 400 And a nut 453 which is positioned above the coupling groove and can be fastened to the groove of the screw bolt 200 to be exposed, is provided with a coupling pipe 451 having a coupling groove through which a part of the screw bolt 200 is inserted, The nut 453 is connected to the upper portion of the nut 453 so that the nut 453 is moved in the vertical direction by the rotation of the lever to selectively engage or disengage the nut 453 in the groove of the exposed screw bolt 200 As shown in FIG.

6 (a), when the lever is rotated in the direction perpendicular to the pressing portion 400, the nut 453 positioned at the lower end of the lever engages with the engaging groove The nut 453 is vertically moved downward to be fastened to the screw bolt 200. When the nut 453 is fastened to the screw bolt 200 and the screw bolt 200 is rotated, the nut 453 linearly moves along the screw groove of the screw bolt 200, The pressing portion 400 is also moved in the same direction.

6 (b), when the lever is rotated in the direction parallel to the pressing portion 400, the nut 453 located at the lower end of the lever engages with the engaging groove which is partially opened at the upper end of the engaging pipe 451 The nut 453 moves vertically upward from the screw bolt 200 to release the fastening. When the nut 453 is unfastened to the screw bolt 200, the pressing portion 400 is in a stopped state when there is no external force regardless of the rotation of the screw bolt 200. If the user applies an external force as needed, The pressing portion 400 can be linearly moved easily.

The nut 453 has a semicircular shape corresponding to the fastening groove of the upper end of the fastening pipe 451 and forms a spiral protrusion to be fastened to the spiral groove of the screw bolt 200 on the inner side . That is, when the projecting portion of the nut 453 moves vertically upward, it is released from the spiral groove of the screw bolt 200 and released. When the screw 452 is vertically moved downward, it is fastened to the spiral groove of the screw bolt 200, A linear moving structure is proposed.

As described above, according to the embodiment of the present invention, when the screw bolt 200 and the nut 453 are fastened, the nut fastening part 450, which can be selectively fastened and released according to the user's need, To provide a new type of vise structure capable of quickly and easily performing a fixing process of a workpiece.

6, it is preferable that a nut tightening portion 450 of a work fixing vise according to the embodiment of the present invention is provided with a tension spring 457 between a lever and a housing for fixing the lever. 6 (b)), when the lever is rotated to the upper end to release the fastening of the nut (FIG. 6 (b)), the tension spring 457 is stretched In this state, even if a user applies a small force to the lever, the user can easily rotate in the vertical direction by the restoring force of the tensioned spring, so that the nut 453 can be fastened to the screw bolt 200. (a)

The embodiments and the accompanying drawings described in the present specification are merely illustrative of some of the technical ideas included in the present invention. Accordingly, the embodiments disclosed herein are for the purpose of describing rather than limiting the technical spirit of the present invention, and it is apparent that the scope of the technical idea of the present invention is not limited by these embodiments. It will be understood by those of ordinary skill in the art that various changes in form and details may be made therein without departing from the spirit and scope of the invention as defined by the appended claims.

100: Support plate 200: Screw bolt
300: guide bar 400: pressing part
450: nut fastening part 500:

Claims (10)

A support plate spaced apart from each other and arranged to face each other;
A screw bolt connected to the center portions of both the support plates;
A guide bar positioned above the screw bolt and connecting the both support plates on both sides in parallel with the screw bolt;
And a nut fastening part for fastening the screw bolt and the guide bar to each other through a through hole formed at a lower end of the press support plate and pressing the workpiece linearly between the support plates, A pressing portion; And
And a driving unit connected to the screw bolt at a rear end of the support plate to rotate the screw bolt. The method according to claim 1,
Wherein the workpiece is a wood workpiece. The method according to claim 1,
Wherein one of the support plates is a fixed support plate having the same height as the pressurizing portion and capable of press-supporting the object to be processed together with the pressurizing portion. The method of claim 3,
Wherein the guide bars are scaled at regular intervals starting from the stationary support plate. The method of claim 4,
Wherein the scale is displayed with the length of the guide bar being covered with the pressing portion as a starting point of the scale. The method according to claim 1,
The pressing portion
A plate erected vertically with respect to the guide bar and the screw bolt,
A guide tube which is fastened to a through hole formed on both sides of the lower end of the plate and into which the guide bar is inserted,
And a nut fastening portion located at an upper end of the screw bolt on the opposite surface of the pressing surface of the pressing portion to press the workpiece and selectively engaging or disengaging a nut to the groove of the screw bolt by rotation of the lever Workpiece fixing vice. The method of claim 6,
The nut fastening portion
A fastening pipe inserted into the through hole formed at the lower center of the pressing portion and having a fastening groove through which a part of the upper end is opened to expose a part of the screw bolt,
A nut positioned above the fastening groove and fastenable to the groove of the screw bolt exposed;
And a lever connected to the upper portion of the nut to move the nut in a vertical direction by a rotation of the lever to selectively engage or disengage the nut in the groove of the exposed screw bolt, . The method of claim 7,
And a tension spring is provided between the lever and the housing for fixing the lever. The method according to any one of claims 1 to 8,
The driving unit includes:
A turning wheel connected to the screw bolt, and a rod-shaped handle fastened in a direction perpendicular to the turning wheel. The method according to any one of claims 1 to 8,
Characterized in that a protective plate made of plastic or wood is provided on a part of the pressing part and the supporting plate corresponding to the area where the workpiece is positioned.

KR1020150059000A 2015-04-27 2015-04-27 Clamping vice of work piece KR20160127504A (en)

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KR1020150059000A KR20160127504A (en) 2015-04-27 2015-04-27 Clamping vice of work piece

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Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN106985006A (en) * 2017-04-13 2017-07-28 宁波天和电动工具有限公司 A kind of double bistrique type knife sharpeners of two-sided cooling and its sharpening method
KR20180083182A (en) 2017-01-12 2018-07-20 김보민 Vise
KR101943646B1 (en) * 2018-08-24 2019-04-17 한솜바이크주식회사 Motorcycle exhaust gas measuring device
WO2022108904A1 (en) * 2020-11-18 2022-05-27 Milwaukee Electric Tool Corporation Clamp locking mechanism

Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR100861870B1 (en) 2007-06-19 2008-10-06 박상호 Vice
KR20080113458A (en) 2007-06-25 2008-12-31 박상호 Vice

Patent Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR100861870B1 (en) 2007-06-19 2008-10-06 박상호 Vice
KR20080113458A (en) 2007-06-25 2008-12-31 박상호 Vice

Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR20180083182A (en) 2017-01-12 2018-07-20 김보민 Vise
CN106985006A (en) * 2017-04-13 2017-07-28 宁波天和电动工具有限公司 A kind of double bistrique type knife sharpeners of two-sided cooling and its sharpening method
KR101943646B1 (en) * 2018-08-24 2019-04-17 한솜바이크주식회사 Motorcycle exhaust gas measuring device
WO2022108904A1 (en) * 2020-11-18 2022-05-27 Milwaukee Electric Tool Corporation Clamp locking mechanism

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