KR20090006355U - Apparatus for Clamping The Works for Machinetool - Google Patents

Apparatus for Clamping The Works for Machinetool Download PDF

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Publication number
KR20090006355U
KR20090006355U KR2020070020539U KR20070020539U KR20090006355U KR 20090006355 U KR20090006355 U KR 20090006355U KR 2020070020539 U KR2020070020539 U KR 2020070020539U KR 20070020539 U KR20070020539 U KR 20070020539U KR 20090006355 U KR20090006355 U KR 20090006355U
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KR
South Korea
Prior art keywords
workpiece
base frame
hinged
piston rod
hydraulic cylinder
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KR2020070020539U
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Korean (ko)
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이강태
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현대제철 주식회사
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Priority to KR2020070020539U priority Critical patent/KR20090006355U/en
Publication of KR20090006355U publication Critical patent/KR20090006355U/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
    • 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
    • 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
    • B23Q2703/00—Work clamping
    • B23Q2703/02—Work clamping means

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  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Jigs For Machine Tools (AREA)

Abstract

본 고안은 공작기계의 피가공물 고정장치에 관한 것이다. 구체적으로는 공작기계의 가공공간에 설치되는 베이스 프레임(10)과, 피공작물(W)이 안착하도록 상기 베이스 프레임의 평면에 고정된 안착대(12)와, 상기 안착대(12)에 안착된 피공작물을 클램핑하도록 상기 베이스 프레임(10)에 설치된 유압클램핑 수단(20)을 구비하되, 상기 유압클램핑 수단(20)은 상기 베이스 프레임(10)을 관통하여 설치되어 피스톤 로드(23)가 상측으로 돌출된 유압실린더(22)와, 상기 유압실린더(22)의 피스톤 로드(23) 단부에 힌지결합되어 상기 유압실린더(22)의 작동에 따라 상기 피가공물(W)을 누르는 클램핑 레버(24)와, 상기 클램핑 레버(24)의 중간에 일단이 힌지결합되고 상기 베이스 프레임(10)에 타단이 힌지결합되어 상기 피스톤 로드(23)의 직선운동에 따라 회동 및 요동하는 링크(25)로 이루어진다. 이러한 구성에 의하면, 피가공물의 고정작업을 용이하게 하고 고정작업성 및 효율을 높이는 효과가 있다.The present invention relates to a workpiece fixing device of a machine tool. Specifically, the base frame 10 installed in the processing space of the machine tool, the seating table 12 fixed to the plane of the base frame so that the workpiece (W) is seated, and the seating table 12 Hydraulic clamping means 20 provided in the base frame 10 to clamp the workpiece, the hydraulic clamping means 20 is installed through the base frame 10 so that the piston rod 23 upwards A protruding hydraulic cylinder 22 and a clamping lever 24 hinged to an end of the piston rod 23 of the hydraulic cylinder 22 to press the workpiece W according to the operation of the hydraulic cylinder 22; One end is hinged to the middle of the clamping lever 24 and the other end is hinged to the base frame 10, and the link 25 rotates and swings according to the linear movement of the piston rod 23. According to this configuration, there is an effect of facilitating the fixing work of the workpiece and increasing the fixing workability and efficiency.

Description

공작기계의 피가공물 고정장치{Apparatus for Clamping The Works for Machinetool} Apparatus for Clamping The Works for Machinetool

본 고안은 피가공물의 고정작업을 용이하게 하는 공작기계의 피가공물 고정장치에 관한 것이다.The present invention relates to a workpiece fixing device of a machine tool to facilitate the fixing of the workpiece.

일반적으로 밀링, CNC M/C, 드릴링 M/C 등의 공작기계를 사용하여 피가공물을 가공할 경우에는 도1에 도시한 바와 같이, 길이방향으로 다수의 T형 슬롯(2a)이 형성된 작업테이블(2)에 피가공물(W)을 안착시킨 후, 고정볼트(4)를 상기 T형 슬롯(2a)에 끼워, 상기 고정볼트(4)에 인접하여 지지블록(5)을 설치한 다음, 상기 지지블록(5)과 상기 피가공물(W) 사이에 클램핑 플레이트(6)를 걸친 후, 너트를 사용하여 상기 고정볼트(4)를 클램핑 플레이트(6)에 고정하여, 피가공물(W)을 고정한 다음, 주축대(8)에 설치된 공구(T)를 사용하여 상기 피가공물(W)을 가공하게 된다.In general, when machining the workpiece using a machine tool such as milling, CNC M / C, drilling M / C, as shown in Figure 1, a work table formed with a plurality of T-shaped slot (2a) in the longitudinal direction After mounting the workpiece (W) to (2), the fixing bolt (4) is inserted into the T-shaped slot (2a), and the support block (5) is installed adjacent to the fixing bolt (4), After the clamping plate 6 is interposed between the support block 5 and the workpiece W, the fixing bolt 4 is fixed to the clamping plate 6 using a nut to fix the workpiece W. Next, the workpiece W is processed by using the tool T installed on the headstock 8.

그런데, 이와 같이 작업테이블(2)에 고정볼트(4)와 지지블록(5) 및 클램핑 플레이트(6)를 설치하여 피가공물(W)을 고정하는 경우는 고정작업이 용이하지 못하고, 한정된 피가공물밖에 고정할 수 없으므로 작업성 및 작업효율이 떨어진다는 문제점이 있었다.However, when fixing the workpiece W by installing the fixing bolt 4, the support block 5 and the clamping plate 6 on the work table 2 as described above, the fixing work is not easy, and the limited work is limited. Since it can not be fixed outside, there was a problem that workability and work efficiency is reduced.

따라서, 본 고안은 상기 문제점을 해결하기 위해 이루어진 것으로서, 본 고안의 목적은 피가공물의 고정작업을 용이하게 하고 고정작업성 및 효율을 높이는 공작기계의 피가공물 고정장치를 제공하는데 있다.Accordingly, the present invention has been made to solve the above problems, and an object of the present invention is to provide a workpiece fixing device of a machine tool that facilitates the fixing work of the workpiece and increases the fixing workability and efficiency.

본 고안은, 공작기계의 가공공간에 설치되는 베이스 프레임과, 피공작물이 안착하도록 상기 베이스 프레임의 평면에 고정된 안착대와, 상기 안착대에 안착된 피공작물을 클램핑하도록 상기 베이스 프레임에 설치된 유압클램핑 수단을 구비하되, 상기 유압클램핑 수단은 상기 베이스 프레임을 관통하여 설치되어 피스톤 로드가 상측으로 돌출된 유압실린더와, 상기 유압실린더의 피스톤 로드 단부에 힌지결합되어 상기 유압실린더의 작동에 따라 상기 피가공물을 누르는 클램핑 레버와, 상기 클램핑 레버의 중간에 일단이 힌지결합되고 상기 베이스 프레임에 타단이 힌지결합되어 상기 피스톤 로드의 인입인출에 따라 회동 및 요동하는 링크를 포함하는 것을 특징으로 한다. The present invention, the base frame is installed in the processing space of the machine tool, a seating station is fixed to the plane of the base frame so that the workpiece is seated, and the hydraulic pressure installed in the base frame to clamp the workpiece seated on the seating Clamping means is provided, wherein the hydraulic clamping means is installed through the base frame and the piston rod protrudes upwards, hinged to the piston rod end of the hydraulic cylinder is hinged to the operation of the hydraulic cylinder And a clamping lever for pressing the workpiece, and a link hinged at one end in the middle of the clamping lever and hinged at the other end to the base frame to rotate and swing as the piston rod is pulled in and out.

본 고안에 의한 공작기계의 피가공물 고정장치에 의하면, 유압실린더의 작동에 따라 피가공물을 간단히 고정할 수 있으므로 피가공물의 고정작업을 용이하게 하고 고정작업성 및 효율을 높이는 효과가 있다.According to the workpiece fixing device of the machine tool according to the present invention, it is possible to easily fix the workpiece in accordance with the operation of the hydraulic cylinder to facilitate the fixing work of the workpiece, there is an effect of improving the fixing workability and efficiency.

이하, 본 고안의 실시예에 대해 첨부 도면을 참조하여 상세히 설명한다.Hereinafter, embodiments of the present invention will be described in detail with reference to the accompanying drawings.

도2에 도시한 바와 같이, 공작기계의 가공공간에는 베이스 프레임(10)이 설치되고, 상기 베이스 프레임(10)에는 공구(T)에 의해 가공되는 피가공물(W)을 클램핑하여 고정하는 유압클램핑 수단(20)(20')이 설치되어 있다. As shown in FIG. 2, a base frame 10 is installed in a machining space of a machine tool, and the hydraulic clamping clamps and fixes the workpiece W processed by the tool T. Means 20 and 20 'are provided.

상기 베이스 프레임(10)의 상측평면에는 상기 피가공물(W)이 안착하도록 안착대(12)가 고정되어 있으며, 적층되는 피가공물(W)이 안착시에 이탈하지 않도록 안내로드(14)가 수직으로 설치되어 있다. 상기 안착대(12)의 상면에는 피공작물(W)과의 마찰력을 높이도록 요철(12a)이 형성되어 있다. 안착대(12)는 체결볼트에 의해 상기 베이스 프레임에 고정되어 있다.The mounting table 12 is fixed to the upper surface of the base frame 10 so that the workpiece W is seated, and the guide rod 14 is vertical so that the workpiece W to be stacked is not detached at the time of mounting. It is installed. The uneven surface 12a is formed on the upper surface of the seating table 12 so as to increase the frictional force with the workpiece W. Mounting table 12 is fixed to the base frame by a fastening bolt.

상기 유압클램핑 수단(20)(20')은, 상기 피가공물(W)의 양측에 각각 설치되어 있다. 즉, 상기 유압클램핑 수단(20)(20')은 상기 베이스 프레임(10)의 양측에 각각 설치되어 있다. 상기 베이스 프레임(10)의 양측에는 그 저면에 후술하는 유압실린더가 설치되도록 플랜지부(10a)가 형성되어 있다. The hydraulic clamping means 20, 20 'are provided on both sides of the workpiece W, respectively. That is, the hydraulic clamping means 20, 20 'are respectively provided on both sides of the base frame 10. On both sides of the base frame 10, flange portions 10a are formed on the bottom thereof so that hydraulic cylinders to be described later are installed.

상기 유압클램핑 수단(20)(20')은, 상기 베이스 프레임(10)을 관통하여 설치되어 피스톤 로드(23)가 상측으로 돌출된 유압실린더(22)와, 상기 유압실린더(22)의 피스톤 로드(23) 단부에 힌지결합되어 상기 유압실린더(22)의 작동에 따라 상기 피가공물(W)을 누르는 클램핑 레버(24)와, 상기 클램핑 레버(24)의 중간에 일단이 힌지결합되고 상기 베이스 프레임(10)에 타단이 힌지결합되어 상기 피스톤 로드(23)의 직선운동에 따라 회동 및 요동하는 링크(25)로 이루어진다.The hydraulic clamping means (20, 20 '), the hydraulic cylinder 22 is installed through the base frame 10, the piston rod 23 protrudes upward, and the piston rod of the hydraulic cylinder 22 (23) A hinge is coupled to the end and the clamping lever 24 for pressing the workpiece (W) according to the operation of the hydraulic cylinder 22, one end is hinged to the middle of the clamping lever 24 and the base frame The other end is hinged to (10) is made of a link 25 that rotates and swings in accordance with the linear movement of the piston rod (23).

상기 피스톤 로드(23)의 단부에는 슬롯홈이 형성되어 상기 클램핑 레버(23)가 끼워져 제1핀(P1)에 의해 클램핑 레버(23)가 힌지결합된다. 상기 클램핑 레버(23)의 중간에는 양측면에 상기 링크(25)(25)가 각각 밀착하여 제2핀(P2)에 의해 힌지결합된다. 그리고, 상기 클램핑 레버(23)의 끝단에는 상기 피가공물(W)에 밀착하여 마찰력을 높이도록 요철이 형성된 면을 가진 마찰부재(27)가 고정되어 있다. A slot groove is formed at an end of the piston rod 23 so that the clamping lever 23 is fitted so that the clamping lever 23 is hinged by the first pin P1. In the middle of the clamping lever 23, the links 25, 25 are in close contact with each other on both sides are hinged by a second pin (P2). In addition, the end of the clamping lever 23 is fixed to the friction member 27 having a surface formed with irregularities so as to closely contact the workpiece (W) to increase the friction force.

그리고, 상기 베이스 프레임(10)의 상면에는 상기 링크(25)(25)의 타단이 제3핀(P3)에 의해 힌지결합되는 돌출봉(26)이 고정되어 있다. 상기 돌출봉(26)의 양측은 평탄하게 가공되어 상기 링크(25)(25)가 밀착하게 되어 있다.In addition, a protruding rod 26 having the other end of the links 25 and 25 hinged by a third pin P3 is fixed to an upper surface of the base frame 10. Both sides of the protruding rods 26 are processed flat so that the links 25 and 25 are in close contact with each other.

이와 같이 구성된 본 고안에 의한 공작기계의 피가공물 고정장치에서, 상기 안착대(12)상에 피가공물(W)을 안착(또는 여러 개를 적층)시킨 후, 도시하지 않은 제어수단에 의해 유압실린더(22)를 작동시켜 피스톤 로드(23)를 상측으로 돌출시키면 클램핑 레버(24) 및 링크(25)가 회동 및 요동하면서 클램핑 레버(24)의 단부에 있는 마찰부재(27)가 피가공물(W)을 눌려 간단히 고정시킨다.In the workpiece fixing device of the machine tool according to the present invention configured as described above, after mounting the workpiece (W) on the seat 12 (or several stacked), the hydraulic cylinder by a control means not shown When the piston rod 23 is operated to protrude upward by operating the 22, the friction member 27 at the end of the clamping lever 24 moves the workpiece W while the clamping lever 24 and the link 25 rotate and swing. To lock it in place.

공구(T)를 사용하여 피가공물(W)을 가공한 후에는 상기 유압실린더(22)를 반대방향으로 작동시키면 클램핑 레버(24)의 클램핑이 간단히 해제된다. After machining the workpiece W by using the tool T, the clamping lever 24 is simply released by operating the hydraulic cylinder 22 in the opposite direction.

따라서, 피가공물의 고정작업 및 해제작업을 간단히 할 수 있으며, 작업성 및 효율이 현저히 향상된다.Therefore, the fixing work and the releasing work of the workpiece can be simplified, and workability and efficiency are remarkably improved.

도1은 종래 공작기계의 피가공물 고정장치를 나타내는 사시도,1 is a perspective view showing a workpiece fixing device of a conventional machine tool,

도2는 본 고안에 의한 공작기계의 피가공물 고정장치를 나타내는 사시도,2 is a perspective view showing a workpiece fixing device of a machine tool according to the present invention;

도3은 본 고안에 의한 피가공물 고정장치가 배열되는 상태를 나타내는 사시도이다. Figure 3 is a perspective view showing a state in which the workpiece fixing apparatus according to the present invention is arranged.

<도면의 주요부분에 대한 부호의 설명><Description of the symbols for the main parts of the drawings>

10 : 베이스 프레임 12 : 안착대10: base frame 12: seating table

20 : 유압클램핑 수단 22 : 유압실린더20: hydraulic clamping means 22: hydraulic cylinder

23 : 피스톤 로드 24 : 클램핑 레버23: piston rod 24: clamping lever

25 : 링크25: link

Claims (1)

공작기계의 가공공간에 설치되는 베이스 프레임(10)과, 피공작물(W)이 안착하도록 상기 베이스 프레임의 평면에 고정된 안착대(12)와, 상기 안착대(12)에 안착된 피공작물을 클램하도록 상기 베이스 프레임(10)에 설치된 유압클램핑 수단(20)을 구비하되, The base frame 10 installed in the processing space of the machine tool, the mounting table 12 fixed to the plane of the base frame so that the workpiece (W) is seated, and the workpiece to be mounted on the mounting table 12 Hydraulic clamping means 20 installed on the base frame 10 to clamp, 상기 유압클램핑 수단(20)은, 상기 베이스 프레임(10)을 관통하여 설치되어 피스톤 로드(23)가 상측으로 돌출된 유압실린더(22)와, 상기 유압실린더(22)의 피스톤 로드(23) 단부에 힌지결합되어 상기 유압실린더(22)의 작동에 따라 상기 피가공물(W)을 누르는 클램핑 레버(24)와, 상기 클램핑 레버(24)의 중간에 일단이 힌지결합되고 상기 베이스 프레임(10)에 타단이 힌지결합되어 상기 피스톤 로드(23)의 직선운동에 따라 회동 및 요동하는 링크(25)로 이루어지는 것을 특징으로 하는 공작기계의 피가공물 고정장치.The hydraulic clamping means 20 is installed through the base frame 10, the hydraulic cylinder 22 protruding upwards of the piston rod 23 and the end of the piston rod 23 of the hydraulic cylinder 22 And a clamping lever 24 which is hinged to and presses the workpiece W according to the operation of the hydraulic cylinder 22, and one end of the clamping lever 24 is hinged to the base frame 10. The other end is hinged coupled to the workpiece fixing device of the machine tool, characterized in that consisting of a link (25) to rotate and swing in accordance with the linear movement of the piston rod (23).
KR2020070020539U 2007-12-21 2007-12-21 Apparatus for Clamping The Works for Machinetool KR20090006355U (en)

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CN104924103A (en) * 2015-07-16 2015-09-23 安徽机电职业技术学院 Clamping device for columnar workpiece with pointed end
CN105014443A (en) * 2015-07-16 2015-11-04 佛山市普拉迪数控科技有限公司 Efficient clamp special for groove-shaped workpieces
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CN107932150A (en) * 2017-12-07 2018-04-20 梧州奥卡光学仪器有限公司 Trim ring vehicle clamper
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KR101301869B1 (en) * 2011-09-28 2013-09-02 대한민국 Apparatus for disassembling bearing and jig having the same
KR101253661B1 (en) * 2012-08-13 2013-04-11 홍영휘 Work fixing structure of surveyor
CN102896246A (en) * 2012-09-17 2013-01-30 芜湖世达模具有限公司 Workpiece fixing tooling for stamping die
CN103231096A (en) * 2013-04-16 2013-08-07 莆田市荣兴机械有限公司 Brake shoe block hobbing composite milling machine
CN103231096B (en) * 2013-04-16 2015-03-25 莆田市荣兴机械有限公司 Brake shoe block hobbing composite milling machine
KR101444073B1 (en) * 2013-05-15 2014-09-26 (주)선진하이텍 NC finishing machine
CN104924103A (en) * 2015-07-16 2015-09-23 安徽机电职业技术学院 Clamping device for columnar workpiece with pointed end
CN105014443A (en) * 2015-07-16 2015-11-04 佛山市普拉迪数控科技有限公司 Efficient clamp special for groove-shaped workpieces
CN105150012A (en) * 2015-10-18 2015-12-16 滁州品之达电器科技有限公司 Material stopping component used for automatic feeding and discharging mechanism
CN105234705A (en) * 2015-10-28 2016-01-13 桂林新艺制冷设备有限责任公司 Clamp used on mechanical device
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CN106166622A (en) * 2016-09-14 2016-11-30 安徽工程大学 Engine cylinder cover bores inclined oil hole of air processing clamping device and processing method
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CN114406753A (en) * 2022-02-16 2022-04-29 长沙湘瑞重工有限公司 Milling machine workbench limiting structure
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