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KR101695003B1 - zig for master rail - Google Patents

zig for master rail Download PDF

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Publication number
KR101695003B1
KR101695003B1 KR1020150123231A KR20150123231A KR101695003B1 KR 101695003 B1 KR101695003 B1 KR 101695003B1 KR 1020150123231 A KR1020150123231 A KR 1020150123231A KR 20150123231 A KR20150123231 A KR 20150123231A KR 101695003 B1 KR101695003 B1 KR 101695003B1
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KR
South Korea
Prior art keywords
trail
mast
mast trail
support
arm
Prior art date
Application number
KR1020150123231A
Other languages
Korean (ko)
Inventor
양필성
Original Assignee
양필성
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Filing date
Publication date
Application filed by 양필성 filed Critical 양필성
Priority to KR1020150123231A priority Critical patent/KR101695003B1/en
Application granted granted Critical
Publication of KR101695003B1 publication Critical patent/KR101695003B1/en

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    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
    • B23Q—DETAILS, COMPONENTS, OR ACCESSORIES FOR MACHINE TOOLS, e.g. ARRANGEMENTS FOR COPYING OR CONTROLLING; MACHINE TOOLS IN GENERAL CHARACTERISED BY THE CONSTRUCTION OF PARTICULAR DETAILS OR COMPONENTS; COMBINATIONS OR ASSOCIATIONS OF METAL-WORKING MACHINES, NOT DIRECTED TO A PARTICULAR RESULT
    • B23Q3/00—Devices holding, supporting, or positioning work or tools, of a kind normally removable from the machine
    • B23Q3/02—Devices holding, supporting, or positioning work or tools, of a kind normally removable from the machine for mounting on a work-table, tool-slide, or analogous part
    • B23Q3/06—Work-clamping means
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
    • B23Q—DETAILS, COMPONENTS, OR ACCESSORIES FOR MACHINE TOOLS, e.g. ARRANGEMENTS FOR COPYING OR CONTROLLING; MACHINE TOOLS IN GENERAL CHARACTERISED BY THE CONSTRUCTION OF PARTICULAR DETAILS OR COMPONENTS; COMBINATIONS OR ASSOCIATIONS OF METAL-WORKING MACHINES, NOT DIRECTED TO A PARTICULAR RESULT
    • B23Q3/00—Devices holding, supporting, or positioning work or tools, of a kind normally removable from the machine
    • B23Q3/02—Devices holding, supporting, or positioning work or tools, of a kind normally removable from the machine for mounting on a work-table, tool-slide, or analogous part
    • B23Q3/06—Work-clamping means
    • B23Q3/062—Work-clamping means adapted for holding workpieces having a special form or being made from a special material
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
    • B23Q—DETAILS, COMPONENTS, OR ACCESSORIES FOR MACHINE TOOLS, e.g. ARRANGEMENTS FOR COPYING OR CONTROLLING; MACHINE TOOLS IN GENERAL CHARACTERISED BY THE CONSTRUCTION OF PARTICULAR DETAILS OR COMPONENTS; COMBINATIONS OR ASSOCIATIONS OF METAL-WORKING MACHINES, NOT DIRECTED TO A PARTICULAR RESULT
    • B23Q3/00—Devices holding, supporting, or positioning work or tools, of a kind normally removable from the machine
    • B23Q3/02—Devices holding, supporting, or positioning work or tools, of a kind normally removable from the machine for mounting on a work-table, tool-slide, or analogous part
    • B23Q3/06—Work-clamping means
    • B23Q3/062—Work-clamping means adapted for holding workpieces having a special form or being made from a special material
    • B23Q3/064—Work-clamping means adapted for holding workpieces having a special form or being made from a special material for holding elongated workpieces, e.g. pipes, bars or profiles
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
    • B23Q—DETAILS, COMPONENTS, OR ACCESSORIES FOR MACHINE TOOLS, e.g. ARRANGEMENTS FOR COPYING OR CONTROLLING; MACHINE TOOLS IN GENERAL CHARACTERISED BY THE CONSTRUCTION OF PARTICULAR DETAILS OR COMPONENTS; COMBINATIONS OR ASSOCIATIONS OF METAL-WORKING MACHINES, NOT DIRECTED TO A PARTICULAR RESULT
    • B23Q3/00—Devices holding, supporting, or positioning work or tools, of a kind normally removable from the machine
    • B23Q3/02—Devices holding, supporting, or positioning work or tools, of a kind normally removable from the machine for mounting on a work-table, tool-slide, or analogous part
    • B23Q3/06—Work-clamping means
    • B23Q3/08—Work-clamping means other than mechanically-actuated
    • B23Q3/082—Work-clamping means other than mechanically-actuated hydraulically actuated
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
    • B23Q—DETAILS, COMPONENTS, OR ACCESSORIES FOR MACHINE TOOLS, e.g. ARRANGEMENTS FOR COPYING OR CONTROLLING; MACHINE TOOLS IN GENERAL CHARACTERISED BY THE CONSTRUCTION OF PARTICULAR DETAILS OR COMPONENTS; COMBINATIONS OR ASSOCIATIONS OF METAL-WORKING MACHINES, NOT DIRECTED TO A PARTICULAR RESULT
    • B23Q2703/00—Work clamping
    • B23Q2703/02—Work clamping means
    • B23Q2703/10—Devices for clamping workpieces of a particular form or made from a particular material

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  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Forklifts And Lifting Vehicles (AREA)

Abstract

BACKGROUND OF THE INVENTION 1. Field of the Invention [0001] The present invention relates to a jig for machining a mast trail having a new structure capable of effectively securing a mast trail when machining a mast trail provided in a forklift.
The jig for machining a mast trail according to the present invention comprises a support base 10 on which a mast trail 1 can be placed so that its width direction extends in a horizontal direction and a support base 10 provided on the support base 10, A turning means 20 for turning the raised mast trail 1 in the width direction so as to extend in the up and down direction and a pressurizing means 20 for pressing the mast trail 1 provided on the support stand 10 and raised on the upper surface of the support stand 10, And a fixing means 30 for fixing the mast trail 1 is provided so as to be fixed so as not to move using the fixing means 30 in a state in which the width direction of the mast trail 1 is oriented horizontally or vertically .
Therefore, there is an advantage that the width of the mast trail 1 can be effectively fixed so as not to move in a state in which the width direction is directed to the horizontal direction or the vertical direction.

Description

A zig for master rail}

BACKGROUND OF THE INVENTION 1. Field of the Invention [0001] The present invention relates to a jig for machining a mast trail having a new structure capable of effectively securing a mast trail when machining a mast trail provided in a forklift.

BACKGROUND ART Generally, a forklift truck used to carry heavy objects includes a main body having a wheel on its lower side and being turned forward and backward according to the operation of a driver, a platform that is vertically movable in the front of the main body, .

At this time, a mast trail extending in a vertical direction is provided in front of the main body, and the platform is elevated and lowered along the mast trail so as to be elevated and lowered on the mast trail.

As shown in FIG. 1, the master trail has a long length, a low height, a wide profile shape, and a protruding portion 1a is formed on the back surface.

On the other hand, in order to manufacture such a mast trail 1, the mast trail 1 must first be manufactured and then processed to a precise size through post-processing.

In order to process the mast trail 1 as described above, the width direction of the mast trail 1 is fixed so as to extend in the horizontal direction as shown by the solid line in Fig. 2, or as shown by the dotted line in Fig. 2 , It shall be machined while being fixed so as to extend in the vertical direction.

Conventionally, there is no jig for fixing the width of the mast trail 1 so that the width direction of the mast trail 1 extends in the horizontal direction or the vertical direction. Thus, the mast trail 1 is fixed by using a vise or the like.

However, in the case of fixing the maestra 1 using the vise, there is a problem that it is very cumbersome and time-consuming to fix the maestra 1, and it is difficult to fix the maestra 1 accurately.

Therefore, there is a need for a new method to solve such a problem.

10-1097685, Patent No. 10-0628953,

SUMMARY OF THE INVENTION It is an object of the present invention to provide a jig for machining a mast trail having a new structure that can effectively fix a mast trail when machining a mast trail provided on a forklift.

In order to accomplish the above object, the present invention provides an apparatus for supporting a march trail (1) on a top surface, the support base (10) having a width direction extending in a horizontal direction, A turning means 20 for turning the mast trail 1 mounted on the support base 10 so as to extend in the width direction so as to extend in the up and down direction; a mast trail 1 provided on the support platform 10, And a fixing means (30) for pressing and fixing the mask trail.

According to another aspect of the present invention, there is further provided a support member (16) extending upward from the upper surface of the support base (10) and supporting one side of the mast trail (1) mounted on the upper surface of the support base And a jig for machining a mast trail is provided.

According to another aspect of the present invention, the pivoting means 20 is rotatably coupled to the support table 10 in a vertical direction. When the pivoting means 20 is pivoted upward, the pivoting means 20 rotates the master trail 1 toward the support base 10, A pivotal arm 21 for causing the trail 1 to be in close contact with the support 10 in a state in which the width direction of the trail 1 extends in the up and down direction, And a turning drive means (22) for driving the jig.

According to another aspect of the present invention, the fixing means 30 includes a fixing arm 31 rotatably coupled to one side of the support 10 in a vertical direction, And a second rotation driving means (32) connected to the arm (31) for rotating the fixed arm (31), wherein the fixed arm (31) A downward pressing portion 31c which is in close contact with the upper surface and presses the mast trail 1 downward and a lower pressing portion 31c which is in close contact with the side surface of the mast trail 1 arranged so as to extend in the vertical direction, And a side pressing portion (31d) for pressing the side surface of the support member (16) so as to be in close contact with the side surface of the support member (16) is protruded.

According to another aspect of the present invention, the support member (16) is provided with an elastic member (16a) for pushing the upper side of the mast trail (1) / RTI >

The jig for machining a mast trail according to the present invention comprises a support base 10 on which a mast trail 1 can be placed so that its width direction extends in a horizontal direction and a support base 10 provided on the support base 10, A turning means 20 for turning the raised mast trail 1 in the width direction so as to extend in the up and down direction and a pressurizing means 20 for pressing the mast trail 1 provided on the support stand 10 and raised on the upper surface of the support stand 10, And a fixing means 30 for fixing the mast trail 1 is provided so as to be fixed so as not to move using the fixing means 30 in a state in which the width direction of the mast trail 1 is oriented horizontally or vertically .

Therefore, there is an advantage that the width of the mast trail 1 can be effectively fixed so as not to move in a state in which the width direction is directed to the horizontal direction or the vertical direction.

1 is a perspective view showing an example of a general march trail,
Fig. 2 is a front view showing the arrangement state of the mast trail when machining the mast trail,
3 is a plan view showing a jig for machining a master trail according to the present invention,
FIG. 4 is a plan view showing a support of a jig for machining a master trail according to the present invention,
Fig. 5 is a front sectional view showing a cross section of the CC line in Fig. 4,
Fig. 6 is a front sectional view showing a cross section of the DD line of Fig. 4,
7 is a front sectional view showing a cross section taken along line AA in Fig. 3,
8 is a front sectional view showing a cross section taken along line BB in Fig. 3,
Figs. 9 to 14 are reference views for explaining the operation of the jig for machining a master trail according to the present invention,
15 is a front sectional view showing a second embodiment of the jig for machining a master trail according to the present invention,
16 is a reference view for explaining the operation of the second embodiment of the jig for machining a march trail according to the present invention.

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

1 to 14 show a jig for machining a mast trail according to the present invention. The jig includes a support base 10 on which a width direction of the mast trail 1 can be placed so as to extend in a horizontal direction, A turning unit 20 provided on the support table 10 and configured to rotate the mast trail 1 mounted on the support table 10 so that the width direction extends in the up and down direction; And a fixing means 30 for pressing and fixing the mast trail 1 mounted on the mast trail 1.

At this time, the master trail 1 has a long length, a low height, a wide profile shape, and a protrusion 1a on the back surface.

4 to 6, the support frame 10 includes a lower panel 11, a plurality of support bars 12 extending upward from a peripheral surface of the lower panel 11, And an upper panel 13 provided at an upper end of the supporting bar 12. [

The lower panel 11 and the upper panel 13 are formed in a panel shape of a long metal material in the front and rear direction, and on the front and rear sides of the central part of the upper surface, the master trail 1, , And rear support blocks (14, 15).

At this time, the front and rear support blocks 14 and 15 are constructed such that a total of two pieces of the master trail 1 can be placed one by one on both sides of the top surface of the front and rear support blocks 14 and 15, The protruding portion 1a of the mast trail 1 interferes with the upper panel 13 when the master trail 1 is placed on the front and rear support blocks 14 and 15, .

The front and rear support blocks 14 and 15 are provided at their central portions with support members 16 for supporting one side of the mast trail 1 that is raised on the front and rear support blocks 14 and 15, .

The support member 16 is formed in a rod shape extending upward and has a lower end fixed to the center of the front and rear support blocks 14 and 15. The support members 16 are formed on the upper surfaces of the front and rear support blocks 14 and 15 The mast trail 1 serves as a reference for positioning the mast trail 1 in the lateral direction and at the same time the mast trail 1 is rotated by the pivoting means 20, So that the mast trail 1 is prevented from moving when the mast trail 1 is fixed.

The top surface of the upper panel 13 is provided with a position adjusting block 17 for allowing the leading end of the master trail 1 to closely contact with the top surface of the top surface of the position adjusting block 17 Rear direction position of the mast trail 1 can be set.

A rear opening 18 is formed in the rear central portion of the upper panel 13 so as to penetrate the upper and lower surfaces of the upper panel 13. A front opening 19 penetrates the upper and lower surfaces of the upper panel 13, And is opened to both sides.

At this time, the rear opening portion 18 is formed to be positioned in front of the rear support block 15, and the front opening portion 19 is formed on both sides of the front support block 14.

7, the pivoting means 20 includes a pivot arm 21 rotatably coupled to the support base 10 in a vertical direction, a pivot arm 21 connected to the pivot arm 21, And a first rotation driving means (22) for rotating the first rotation driving means.

To this end, a rear bearing 21a is provided on the front and rear sides of the center of the rear opening 18, and a rear prevention shaft 21b extending in the front and rear direction is provided at the center of the rear bearing 21a.

The pivot arm 21 is pivotally coupled to the rear preventing pivot 21b so as to be opposite to each other.

The first rotation driving means 22 uses a hydraulic cylinder which is expanded and contracted by hydraulic pressure. The first rotation driving means 22 is composed of a pair of left and right hydraulic pumps, one end of which is hinged to the pivot arm 21, And is hinged to the rear bracket 22a provided on both sides so that the pivoting arm 21 is rotated in the vertical direction in accordance with the expansion and contraction.

Therefore, in a state in which the pivoting arm 21 is rotated downward, a pair of the master trails 1 are arranged on both sides of the front and rear support blocks 14, 15 so that the width direction extends in the horizontal direction , And when the pivot arm 21 is rotated upward, the width direction of the mast trail 1 is in contact with both sides of the support member 16 while being rotated so as to extend in the up and down direction.

8, the fixing means 30 includes a fixing arm 31 rotatably coupled to one side of the support 10 in a vertical direction, a fixing arm 30 connected to the fixing arm 31, And a second tilting drive means (32) connected to the fixed arm (31) for rotating the fixed arm (31).

To this end, a front bearing 31a is provided on the front and rear sides of the front opening portion 19 and a front prevention shaft 31b extending in the front and rear direction is provided on the front bearing 31a.

The fixing arm 31 is vertically extended and has a bar shape in which an intermediate portion is rotatably coupled to the front preventing shafts 31b.

The second rotation driving means 32 uses a hydraulic cylinder which is extended and contracted by hydraulic pressure and has one end rotatably coupled to the fixed arm 31 by a hinge shaft 32a, And is hinged to a front bracket 32b provided on both sides of the upper surface so that the pivoting arm 21 is rotated in the vertical direction in accordance with the expansion and contraction.

At this time, the front bearing 31a, the front prevention shaft 31b, the fixing arm 31 and the second rotation driving means 32 are formed as a pair of right and left, and are provided to face each other on the support base 10.

A downward urging portion 31c which is in close contact with the upper surface of the mast trail 1 and presses the mast trail 1 downward when the fixed arm 31 is rotated downward is provided on the upper end adjacent surface of the fixed arm 31, And a side surface pressing portion 31d which is in close contact with the side surface of the mast trail 1 and presses the mast trail 1 so as to be in close contact with the side surface of the supporting member 16 is protruded.

Hereinafter, the operation of the jig for machining a master trail constructed as described above will be described.

9 to 11, a pair of the master trails 1 are placed on both sides of the upper surface of the front and rear support blocks 14 and 15 so as to be in close contact with the both side surfaces of the support member 16 , And the master trail (1) is disposed on the upper surfaces of the front and rear support blocks (14, 15) such that the width direction extends in the horizontal direction.

12, when the fixed arm 31 is pivoted downward, the downward pressing portion 31c of the fixed arm 31 presses the downward pressing portion 31c of the fixed arm 31 against the mast trail 1 Is pressed downward to fix the mast trail 1 so as not to move.

Therefore, the upper surface of the mass-trail 1 can be machined by using a separately provided machining apparatus.

9, in a state in which the fixing arm 30 of the fixing means 30 is rotated upward to release the fixing of the mast trail 1 as shown in Fig. 9, When the pivoting arm 21 of the means 20 is turned upwardly, the outer end of the master trail 1 is rotated upward, and the master trail 1 is pressed against both sides of the support member 16 .

When the fixing means 30 is driven in a state in which the width direction of the mast trail 1 is extended in the vertical direction as described above, as shown in Fig. 14, the fixing arm 31 is rotated, The side pressing portion 31d of the pressing member 31 presses the side surface of the mast trail 1 to fix the mast trail 1 to the supporting member 16 so as not to move.

Therefore, the side surface of the mast trail 1 can be machined by using the above-described machining apparatus.

When the pivoting arm 21 and the fixed arm 31 are separated from each other after the machining of the mast trail 1 is completed, the mast trail 1 is pivoted outward by its own weight, As described above, after the machined trail 1 is lifted up on the upper surfaces of the upper and lower support blocks so that both sides face the horizontal direction, a new mast trail 1 is attached to the upper and lower support blocks The master trail 1 can be processed by repeating the above-described process.

The mast trail processing jig thus constructed has a support base 10 on which an upper surface of the mast trail 1 can be placed so that its width direction extends in the horizontal direction and a support base 10 provided on the support base 10, A turning means 20 for turning the true tail trail 1 so as to extend in the up and down direction in the width direction and a rotating means 20 for rotating the mass trail 1 provided on the support stand 10, The fixing means 30 can be fixed so as not to move using the fixing means 30 in a state in which the width direction of the mast trail 1 is oriented horizontally or vertically have.

Therefore, there is an advantage that the width of the mast trail 1 can be effectively fixed so as not to move in a state in which the width direction is directed to the horizontal direction or the vertical direction.

Particularly, on the upper surface of the supporter 10, a support member 16 extending upwardly and supporting one side of the supporter 10 mounted on the upper surface of the supporter 10 is provided, It is very easy to set the position of the mast trail 1 and it is advantageous that the mast trail 1 can be prevented from moving more effectively.

The fixing means 30 includes a fixing arm 31 rotatably coupled to one side of the support 10 in a vertical direction and a fixing arm 31 connected to the fixing arm 31 and connected to the fixing arm 31 And a second rotation driving means 32 for rotating the fixed arm 31. The fixing arm 31 is closely attached to the upper surface of the mast trail 1 arranged on both sides so as to extend in the horizontal direction, Downward pressing portion 31c that presses the lower surface of the mask trail 1 downward so that the mask trail 1 is in close contact with the side surface of the mast trail 1 arranged on both sides so as to extend in the vertical direction, The side surface pressing portion 31d is formed so as to be protruded so that the width of the mask trail 1 is directed horizontally or vertically. There is an advantage that the trail 1 can be pressed and fixed effectively.

15 and 16 illustrate another embodiment of the present invention. On both sides of the support 10, there is provided an elastic member 16a for pushing the upper side of the mast trail 1, .

The elastic member 16a is formed by bending an elastic metal plate in a U-shape. The elastic member 16a is formed by bending the metal plate in a U- And pushes the upper end of the main body 1 outward.

16, the elastic members 16a are provided on both side surfaces of the support base 10 so that the side surfaces of the support member 16 on both sides of the support member 16 in the vertical direction It is possible to push out the upper end of the mast trail 1 which is in close contact with the mast trail 1.

Therefore, the master trail 1 is fixed in the width direction so as to be vertically oriented by using the pivoting arm 21 and the fixed arm 31 so that the pivoting arm 21 and the fixed arm 31 The upper end of the mast trail 1 is pushed outward by the elastic member 16a so that the mast trail 1 is rotated in its original position, that is, the width direction is directed to the horizontal direction.

That is, in the above-described first embodiment, when the pivotal arm 21 and the fixed arm 31 are opened, the mast trail 1 is rotated outward by its own weight. At this time, There is a case where the master trail 1 is caught by a foreign object such as chips generated during processing of the mast trail 1 and can not be caught out to the outside. In this case, there is a case where the operator manually rotates the mast trail 1 outward .

However, in this embodiment, when the pivoting arm 21 and the fixed arm 31 are rotated outward, the upper end of the mast trail 1 is pushed outward by the elastic member 16a, 1) can not be prevented from being rotated outward.

10. Supporting platform 20. Rotating means
30. Fixing means

Claims (5)

A support table 10 on the upper surface of which the mast trail 1 can be placed so that its width direction extends horizontally,
A rotating means 20 provided on the support 10 for rotating the mast trail 1 mounted on the support 10 so as to extend in the width direction in the vertical direction,
And a fixing means (30) provided on the support base (10) for pressing and fixing the mast trail (1) mounted on the upper surface of the support base (10)
The fixing means (30)
A fixed arm 31 rotatably coupled to one side of the supporter 10 in a vertical direction,
And a second rotation driving means (32) connected to the fixing arm (31) and connected to the fixing arm (31) to rotate the fixing arm (31)
The fixed arm 31
A downward pressing portion 31c which is in close contact with the upper surface of the mast trail 1 arranged to extend in the horizontal direction in the width direction and presses the mast trail 1 downward,
A side pressing portion 31d which is in close contact with the side surface of the mast trail 1 arranged so as to extend in the up and down direction so as to extend in the width direction so as to press the mast trail 1 in close contact with the side surface of the supporting member 16 A jig for machining a mast trail.
The method according to claim 1,
Further comprising a support member (16) extending upward from the upper surface of the support base (10) and supporting one side of the mast trail (1) mounted on the upper surface of the support base (10) Jig.
The method according to claim 1,
The pivoting means (20)
The mast trail 1 is coupled to the support 10 so as to be vertically pivotable. When the mast trail 1 is rotated upward, the mast trail 1 is rotated toward the support platform 10, A pivot arm 21 which is brought into close contact with the support base 10,
And a first rotation driving means (22) connected to the rotation arm (21) and rotating the rotation arm (21).
delete The jig for machining a trail according to claim 2, wherein the support member (16) is provided with an elastic member (16a) for pushing the upper side of the mast trail (1) which is pressed against the side outward.
KR1020150123231A 2015-08-31 2015-08-31 zig for master rail KR101695003B1 (en)

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Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN108890355A (en) * 2018-07-16 2018-11-27 芜湖辉林奥远自动化科技有限公司 A kind of cross axle stationary fixture

Citations (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH05111728A (en) * 1991-10-18 1993-05-07 Daido Kikai Seisakusho:Kk Device for restricting rod like stock
JP2002018658A (en) * 2000-07-05 2002-01-22 Nagahama Seisakusho:Kk Mass centering machine
KR100628953B1 (en) 2005-06-28 2006-09-27 두산인프라코어 주식회사 Attachment line for forklift truck with multi-stage mast
KR101097685B1 (en) 2006-11-03 2011-12-22 현대중공업 주식회사 The device for stopping the lowering height of forks
KR101444073B1 (en) * 2013-05-15 2014-09-26 (주)선진하이텍 NC finishing machine
KR101449267B1 (en) * 2013-04-11 2014-10-08 신광자 Fixing apparatus for workpeice

Patent Citations (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH05111728A (en) * 1991-10-18 1993-05-07 Daido Kikai Seisakusho:Kk Device for restricting rod like stock
JP2002018658A (en) * 2000-07-05 2002-01-22 Nagahama Seisakusho:Kk Mass centering machine
KR100628953B1 (en) 2005-06-28 2006-09-27 두산인프라코어 주식회사 Attachment line for forklift truck with multi-stage mast
KR101097685B1 (en) 2006-11-03 2011-12-22 현대중공업 주식회사 The device for stopping the lowering height of forks
KR101449267B1 (en) * 2013-04-11 2014-10-08 신광자 Fixing apparatus for workpeice
KR101444073B1 (en) * 2013-05-15 2014-09-26 (주)선진하이텍 NC finishing machine

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN108890355A (en) * 2018-07-16 2018-11-27 芜湖辉林奥远自动化科技有限公司 A kind of cross axle stationary fixture
CN108890355B (en) * 2018-07-16 2020-09-08 诸暨市泓瑞机械配件厂 Cross axle fixing clamp

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