KR20050061696A - Auxiliary jig and a lathe having the same - Google Patents
Auxiliary jig and a lathe having the same Download PDFInfo
- Publication number
- KR20050061696A KR20050061696A KR1020030092995A KR20030092995A KR20050061696A KR 20050061696 A KR20050061696 A KR 20050061696A KR 1020030092995 A KR1020030092995 A KR 1020030092995A KR 20030092995 A KR20030092995 A KR 20030092995A KR 20050061696 A KR20050061696 A KR 20050061696A
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- workpiece
- frame
- lathe
- bed
- fixed
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Classifications
-
- 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
- B23Q3/10—Auxiliary devices, e.g. bolsters, extension members
-
- 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)
- Turning (AREA)
Abstract
본 발명은 선반의 주축과 심압대 사이에 길이가 긴 가공물을 고정하여 가공시에 가공물이 변형되는 것을 방지할 수 있는 지그 및 이 지그가 구비된 선반에 관한 것으로, 본 발명의 선반용 보조 지그는 배드에 고정하기 위한 체결수단이 구비된 프레임(110)과; 가공물(1)의 외주면과 접촉하는 볼베어링부(121)와, 이 볼베어링부(121)를 탄성 지지하기 위한 탄성체(122)가 구비되어 상기 프레임(110)에 고정되는 지지부재(120)로 구성되어, 길이가 긴 가공물의 가공 시에 가공물의 처짐 발생을 방지하여 가공물의 변형에 의한 불량률을 최소화할 수 있는 효과가 있는 발명인 것이다.The present invention relates to a jig and a lathe provided with the jig, which can prevent a workpiece from being deformed during processing by fixing a long workpiece between the main shaft of the lathe and the tailstock, and the auxiliary auxiliary jig for the lathe of the present invention Frame 110 is provided with a fastening means for fixing to the bad; Ball bearing portion 121 in contact with the outer circumferential surface of the workpiece (1), and an elastic body 122 for elastically supporting the ball bearing portion 121 is provided with a support member 120 fixed to the frame 110 To prevent the deflection of the workpiece during processing of the long workpiece, the invention is effective in minimizing the defective rate due to deformation of the workpiece.
Description
본 발명은 선반용 보조 지그에 관한 것으로, 특히 선반의 주축과 심압대 사이에 길이가 긴 가공물을 고정하여 가공시에 가공물이 변형되는 것을 방지할 수 있는 보조 지그 및 이 지그가 구비된 선반에 관한 것이다.BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to an auxiliary jig for a lathe, and more particularly, to an auxiliary jig and a lathe provided with the jig, which can prevent a workpiece from being deformed during processing by fixing a long workpiece between the main shaft of the lathe and the tailstock. will be.
도 1은 일반적인 선반의 사시도로써, 종래의 선반은 크게 주축대(10), 배드(20), 왕복대(30), 심압대(40) 및 부속장치로 구성된다.1 is a perspective view of a general shelf, the conventional shelf is largely composed of a headstock 10, a bed 20, a carriage 30, tailstock 40 and accessories.
주축대(10)는 전동기의 동력을 전달받아 회전하는 주축과, 주축의 나사부에 가공물을 고정하는 척(11)이 있으며, 가공물의 회전수가 되는 주축의 회전수는 변속기어장치에 의해 조정된다.Spindle 10 has a main shaft that rotates by receiving the power of the electric motor, and the chuck 11 for fixing the workpiece to the screw portion of the main shaft, the rotational speed of the main shaft to be the rotational speed of the workpiece is adjusted by the transmission gear device.
배드(20)는 주축대(10), 왕복대(30), 및 심압대(40)를 지지하는 것으로, 왕복대(30)가 배드 안내면을 따라 이동된다. The bed 20 supports the headstock 10, the carriage 30, and the tailstock 40, and the carriage 30 moves along the bad guide surface.
왕복대(30)는 왕복대 이송핸들(30a), 새들(31), 가로이송대(32), 복식공구대(33) 등으로 구성되어, 왕복대 이송핸들(30a)에 의하여 배드(20)를 따라 왕복대(30)가 이동된다.The carriage 30 is composed of a carriage transfer handle 30a, a saddle 31, a horizontal carriage 32, a double tool 33, and the like, and the bed 20 is moved by the carriage transfer handle 30a. The carriage 30 is moved accordingly.
심압대(40)는 스핀들에 센터를 체결한 후에 가공물을 지지하기 위해 사용되며, 센터 대신에 드릴을 고정하여 드릴링 작업을 할 수가 있다.The tailstock 40 is used to support the workpiece after the center is fastened to the spindle, and can be drilled by fixing the drill instead of the center.
이와 같이 구성된 종래의 선반은 주축대(10)의 척(11)과, 심압대(40) 사이에 가공물을 고정한 후에 각종 절삭작업을 수행할 수가 있다. In the conventional lathe configured as described above, various cutting operations can be performed after the workpiece is fixed between the chuck 11 and the tailstock 40 of the headstock 10.
한편, 도 2는 종래의 선반에 의한 봉재의 가공을 간략히 보여주는 도면으로, 지름이 작고 길이가 긴 가공물을 선반 가공하는 경우에는 척(11)과, 심압대(40) 사이의 거리가 길어지게 되며, 따라서 가공물은 회전 시에 중심부에 처짐이 발생하며 원심력 등에 의해 굴절 및 변형이 발생하기 쉽다.On the other hand, Figure 2 is a view briefly showing the processing of the bar by the conventional lathe, when lathe machining the workpiece with a small diameter and long length will be a long distance between the chuck 11 and the tail stock 40. Therefore, the workpiece is sagging at the center of rotation, and it is easy to cause deflection and deformation due to centrifugal force.
즉, 지름이 작고 길이가 긴 가공물의 선반 가공시에 가공물의 변형이 발생하기 쉬우며, 따라서 불량률이 커지는 문제점이 발생한다.That is, deformation of the workpiece is likely to occur during lathe machining of a workpiece having a small diameter and a long length, thus causing a problem of a large defective rate.
본 발명은 상기의 결점을 해소하기 위한 것으로, 지름이 작고 길이가 긴 가공물을 선반 가공하는 경우에 가공물의 처짐을 방지할 수 있는 보조 지그 및 이 지그가 구비된 선반을 제공하고자 한다. The present invention is to solve the above drawbacks, and to provide a secondary jig and a shelf provided with the jig that can prevent the sag of the workpiece when lathe machining the workpiece having a small diameter and long length.
이러한 본 발명의 선반용 보조 지그는 배드에 고정하기 위한 체결수단이 구비된 프레임과; 가공물의 외주면과 접촉하는 볼베어링부와, 이 볼베어링부를 탄성 지지하기 위한 탄성체가 구비되어 상기 프레임에 고정되는 지지부재로써 달성된다.Shelf auxiliary jig of the present invention and the frame is provided with a fastening means for fixing to the bad; A ball bearing portion in contact with the outer circumferential surface of the workpiece and an elastic body for elastically supporting the ball bearing portion are provided to achieve the support member fixed to the frame.
또한, 본 발명의 보조 지그가 구비된 선반은 가공물의 일단을 고정하는 척과, 이 척을 회전 구동하기 위한 전동기가 구비되는 주축대와; 상기 주축대에 고정되는 배드와; 절삭 공구가 고정되며, 상기 배드를 따라 수평 이송이 가능한 왕복대와; 상기 배드에 구비되어 상기 척과 연동하여 가공물을 고정하기 위한 심압대와; 상기 주축대와, 상기 심압대 사이에 위치하여 상기 배드에 고정되는 프레임과; 상기 프레임에 고정되어 가공물의 외주면을 탄성 지지하기 위한 베어링부가 구비된 다수의 지지부재로써 달성된다.In addition, the shelf provided with the auxiliary jig of the present invention includes a headstock provided with a chuck for fixing one end of the workpiece and an electric motor for rotationally driving the chuck; A bed fixed to the headstock; A carriage fixed to the cutting tool and capable of horizontally conveying along the bed; A tailstock provided on the bed to fix the workpiece in conjunction with the chuck; A frame positioned between the headstock and the tailstock and fixed to the bed; It is achieved by a plurality of support members fixed to the frame and provided with bearing portions for elastically supporting the outer circumferential surface of the workpiece.
도 3은 본 발명의 선반용 지그의 정면 구성도이다.3 is a front configuration diagram of a lathe jig of the present invention.
본 발명의 실시예를 첨부 도면을 참고하여 상세히 설명하면 다음과 같다.An embodiment of the present invention will be described in detail with reference to the accompanying drawings.
본 발명의 선반용 보조 지그는 배드에 고정하기 위한 체결수단이 구비된 프레임(110)과; 가공물(1)의 외주면과 접촉하는 볼베어링부(121)와, 이 볼베어링부(121)를 탄성 지지하기 위한 탄성체(122)가 구비되어 상기 프레임(110)에 고정되는 지지부재(120)로 구성되는 것을 특징으로 한다.Shelf auxiliary jig of the present invention and the frame 110 is provided with a fastening means for fixing to the bad; Ball bearing portion 121 in contact with the outer circumferential surface of the workpiece (1), and an elastic body 122 for elastically supporting the ball bearing portion 121 is provided and is composed of a support member 120 fixed to the frame 110 It is characterized by.
프레임(110)의 하단에는 프레임 고정부(101)가 구비되며, 이 프레임 고정부(101)는 배드와 볼트(102)로 견고히 고정된다.The lower end of the frame 110 is provided with a frame fixing portion 101, the frame fixing portion 101 is firmly fixed with a bad and bolt (102).
프레임 고정부(101) 상단에 고정되는 프레임(110)에는 가공물(1)이 관통되도록 중공부가 구비되며, 이 중공부의 안쪽 프레임(110)에는 탄성 지지되는 다수의 볼베어링이 구비되어 가공물(1)의 외주면을 지지한다.The frame 110 fixed to the upper part of the frame fixing part 101 is provided with a hollow part to allow the work piece 1 to pass therethrough, and the inner frame 110 of the hollow part is provided with a plurality of ball bearings that are elastically supported. Support the outer circumferential surface.
구체적으로는 프레임(110)에는 가공물(1)을 중심으로 구름 마찰을 최소화하기 위한 볼베어링(121a)이 구비된 볼베어링부(121)가 탄성체(122)에 의해 탄성 지지되며, 이 탄성체(122)는 프레임(110)에 나사 체결되는 조정볼트(123)에 의해 지지된다.Specifically, the ball bearing portion 121 having the ball bearing 121a for minimizing rolling friction around the workpiece 1 is elastically supported by the elastic body 122 in the frame 110, and the elastic body 122 is It is supported by the adjustment bolt 123 is screwed to the frame 110.
한편, 프레임(110)에 나사 체결되는 조정볼트(123)의 삽입 정도를 조절함으로써, 볼베어링부(121)를 가압하는 탄성체(122)의 탄성력의 크기를 조절할 수 있다.On the other hand, by adjusting the insertion degree of the adjustment bolt 123 is screwed to the frame 110, it is possible to adjust the size of the elastic force of the elastic body 122 for pressing the ball bearing portion 121.
이러한 본 발명의 선반용 보조 지그는 공지의 선반에 구비된 주축대인 척과, 심압대 사이에 위치하여 배드에 고정 설치되어 가공물을 지지한다.The lathe auxiliary jig of the present invention is located between the chuck and the tailstock provided on the known lathe and the tailstock is fixed to the bed to support the workpiece.
이상과 같은 본 발명의 선반용 보조 지그는 주축대와 심압대 사이에 위치하여 배드에 고정 설치되어 가공물을 지지함으로써, 길이가 긴 가공물의 가공 시에 가공물의 처짐 발생을 방지하여 가공물의 변형에 의한 불량률을 최소화할 수 있는 효과가 있는 발명인 것이다.Lathe auxiliary jig of the present invention as described above is located between the main shaft and the tailstock and fixed to the bed to support the workpiece, thereby preventing the sagging of the workpiece during the processing of long workpieces due to deformation of the workpiece The invention is an effect that can minimize the defective rate.
도 1은 일반적인 선반의 사시도,1 is a perspective view of a typical shelf,
도 2는 종래의 선반에 의한 봉재의 가공을 간략히 보여주는 도면,2 is a view briefly showing the processing of a bar by a conventional lathe,
도 3은 본 발명의 선반용 지그의 정면 구성도.3 is a front configuration diagram of a shelf jig of the present invention.
<도면의 주요 부분에 대한 부호의 설명><Explanation of symbols for the main parts of the drawings>
110 : 프레임 101 : 프레임고정부110: frame 101: frame fixing
120 : 지지부재 121 : 볼베어링부120: support member 121: ball bearing part
122 : 탄성체 123 : 조정볼트122: elastic body 123: adjusting bolt
Claims (3)
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| KR1020030092995A KR20050061696A (en) | 2003-12-18 | 2003-12-18 | Auxiliary jig and a lathe having the same |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| KR1020030092995A KR20050061696A (en) | 2003-12-18 | 2003-12-18 | Auxiliary jig and a lathe having the same |
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| Publication Number | Publication Date |
|---|---|
| KR20050061696A true KR20050061696A (en) | 2005-06-23 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| KR1020030092995A KR20050061696A (en) | 2003-12-18 | 2003-12-18 | Auxiliary jig and a lathe having the same |
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| Country | Link |
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| KR (1) | KR20050061696A (en) |
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| KR100878690B1 (en) * | 2006-12-19 | 2009-01-13 | 주식회사 포스코 | Automatic adjustment device for moment equilibrium of die using for friction test |
| KR101536643B1 (en) * | 2014-04-16 | 2015-07-14 | 이명석 | Fixing jig for implant abutment with locking means |
| KR20200132224A (en) * | 2019-05-16 | 2020-11-25 | 조주현 | Automatic clearance adjusting guide of plate material pressing block for steel chopper having plate material pressing device |
| CN112692384A (en) * | 2020-12-16 | 2021-04-23 | 徐州通域空间结构有限公司 | Tapping machine is used in processing of bolt ball convenient to fixed raw materials |
| CN113084560A (en) * | 2021-06-10 | 2021-07-09 | 四川航天长征装备制造有限公司 | Flexible supporting device for processing large thin-wall spherical part and reference alignment method |
-
2003
- 2003-12-18 KR KR1020030092995A patent/KR20050061696A/en not_active Application Discontinuation
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| KR100878690B1 (en) * | 2006-12-19 | 2009-01-13 | 주식회사 포스코 | Automatic adjustment device for moment equilibrium of die using for friction test |
| KR101536643B1 (en) * | 2014-04-16 | 2015-07-14 | 이명석 | Fixing jig for implant abutment with locking means |
| KR20200132224A (en) * | 2019-05-16 | 2020-11-25 | 조주현 | Automatic clearance adjusting guide of plate material pressing block for steel chopper having plate material pressing device |
| CN112692384A (en) * | 2020-12-16 | 2021-04-23 | 徐州通域空间结构有限公司 | Tapping machine is used in processing of bolt ball convenient to fixed raw materials |
| CN112692384B (en) * | 2020-12-16 | 2022-04-22 | 徐州通域空间结构有限公司 | Tapping machine is used in processing of bolt ball convenient to fixed raw materials |
| CN113084560A (en) * | 2021-06-10 | 2021-07-09 | 四川航天长征装备制造有限公司 | Flexible supporting device for processing large thin-wall spherical part and reference alignment method |
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