CN104889435A - Clamping device for lathe tailstock - Google Patents
Clamping device for lathe tailstock Download PDFInfo
- Publication number
- CN104889435A CN104889435A CN201510297472.2A CN201510297472A CN104889435A CN 104889435 A CN104889435 A CN 104889435A CN 201510297472 A CN201510297472 A CN 201510297472A CN 104889435 A CN104889435 A CN 104889435A
- Authority
- CN
- China
- Prior art keywords
- clamping device
- cone
- bearing
- joint body
- flange joint
- Prior art date
- Legal status (The legal status 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 status listed.)
- Pending
Links
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23B—TURNING; BORING
- B23B23/00—Tailstocks; Centres
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23B—TURNING; BORING
- B23B31/00—Chucks; Expansion mandrels; Adaptations thereof for remote control
- B23B31/02—Chucks
- B23B31/10—Chucks characterised by the retaining or gripping devices or their immediate operating means
- B23B31/103—Retention by pivotal elements, e.g. catches, pawls
Abstract
The invention discloses a clamping device for a lathe tailstock and aims to solve the technical problem that the existing clamping device is poor in practicality. According to the technical scheme, the clamping device comprises a three-jaw chuck, a flange connector, an oil nozzle and a cone; the three-jaw chuck is fixed to the left end of the flange connector; the cone is fixed to the right end of the flange connector; a first bearing cap and a second bearing cap are both fixed to the flange connector to hold tight a first bearing and a second bearing; the first bearing and the second bearing are tightly fitted to one end of the cone; the other end of the cone is provided with a free end; the oil nozzle is mounted on the flange connector. By the application of the clamping device, the clamping method of the common lathe has a wider range of application in tubular parts such as cylinder barrels, especially those each having great outside size, small length and small machining allowance of outside diameter, by the use with the clamping device in the clamping for external turning, the defects such as wall thickness non-uniformity and thermal treatment deformation of cylinder barrel blanks, and the clamping device is of high practicality.
Description
Technical field
The present invention relates to a kind of clamping device, particularly a kind of tail stock clamping device.
Background technology
The cylinder barrel raw material of engineering machinery oil cylinder, cylinder all adopt seamless steel pipe under normal circumstances.Raw material put into production after carrying out cutting stock and heat treatment scene.First operation after cylinder barrel puts into production is the turnery processing of cylindrical, and existing processing method is that processing excircles-namely in lathe main axis hole and tailstock hole, wind is loaded onto special and general top respectively with inner hole of cylinder location, and Double Tops point clamping carries out cylindrical turning; Or one end lathe three-claw clamps cylinder barrel cylindrical, other end tailstock centre withstands inner hole of cylinder and carries out Excircle machining.
Under normal circumstances the existing wall thickness of cylinder barrel raw material exist certain deviation and length direction heat treatment deformation, when cutting stock, end face can produce " shape of a hoof " again.So above-mentioned existing processing method no matter size or get on the bus at cylindrical and cut technique chord position, cylindrical all can produce larger beating, therefore cylindrical normal phenomenon producing car and do not get up in the size range of regulation.When cylinder barrel is longer, this phenomenon is very outstanding, especially technique chord position, if car does not get up just cannot go up centre frame, cylinder barrel subsequent fine manufacturing procedure cannot be carried out.
Summary of the invention
In order to overcome the deficiency of existing clamping device poor practicability.The invention provides a kind of tail stock clamping device.This clamping device comprises scroll chuck, Flange joint body, oil nozzle and cone.Described Flange joint body left end is fixed with scroll chuck, and described Flange joint body right-hand member is fixed with cone, and clutch shaft bearing lid and the second bearing cap to be separately fixed on Flange joint body by screw thread and clutch shaft bearing and the second bearing to be held out against.Clutch shaft bearing and the second bearing are contained in one end of cone by tight fit, and the other end of cone is free end, and described Flange joint body is provided with oil nozzle.The application of clamping device of the present invention extends the conventional clamping method of engine lathe to cylindrical parts parts such as cylinder barrels, especially to foreign round size is comparatively large, length is longer and the cylinder barrel that external diameter allowance is less, coordinate this device clamping to carry out cylindrical turning and effectively can avoid the defects such as the even and heat treatment deformation of cylinder barrel blank material wall unevenness, practical.
The technical solution adopted for the present invention to solve the technical problems is: a kind of tail stock clamping device, is characterized in comprising scroll chuck 1, Flange joint body 4, oil nozzle 5 and cone 8.Described Flange joint body 4 left end is fixed with scroll chuck 1, and described Flange joint body 4 right-hand member is fixed with cone 8, and clutch shaft bearing lid 2 and the second bearing cap 7 to be separately fixed on Flange joint body 4 by screw thread and clutch shaft bearing 3 and the second bearing 6 to be held out against.Clutch shaft bearing 3 and the second bearing 6 are contained in one end of cone 8 by tight fit, the other end of cone 8 is free ends.Described Flange joint body 4 is provided with oil nozzle 5.
Tapering and the corresponding tail stock hole tapering of described cone 8 match.
The invention has the beneficial effects as follows: this clamping device comprises scroll chuck, Flange joint body, oil nozzle and cone.Described Flange joint body left end is fixed with scroll chuck, and described Flange joint body right-hand member is fixed with cone, and clutch shaft bearing lid and the second bearing cap to be separately fixed on Flange joint body by screw thread and clutch shaft bearing and the second bearing to be held out against.Clutch shaft bearing and the second bearing are contained in one end of cone by tight fit, and the other end of cone is free end, and described Flange joint body is provided with oil nozzle.The application of clamping device of the present invention extends the conventional clamping method of engine lathe to cylindrical parts parts such as cylinder barrels, especially to foreign round size is comparatively large, length is longer and the cylinder barrel that external diameter allowance is less, coordinate this device clamping to carry out cylindrical turning and effectively can avoid the defects such as the even and heat treatment deformation of cylinder barrel blank material wall unevenness, practical.
Below in conjunction with the drawings and specific embodiments, the present invention is elaborated.
Accompanying drawing explanation
Fig. 1 is the structural representation of tail stock clamping device of the present invention.
In figure, 1-scroll chuck, 2-clutch shaft bearing lid, 3-clutch shaft bearing, 4-Flange joint body, 5-oil nozzle, 6-second bearing, 7-second bearing cap, 8-cone.
Detailed description of the invention
With reference to Fig. 1, tail stock clamping device of the present invention comprises scroll chuck 1, Flange joint body 4, oil nozzle 5 and cone 8.Described Flange joint body 4 left end is fixed with scroll chuck 1, and described Flange joint body 4 right-hand member is fixed with cone 8, and clutch shaft bearing lid 2 and the second bearing cap 7 to be separately fixed on Flange joint body 4 by screw thread and clutch shaft bearing 3 and the second bearing 6 to be held out against.Clutch shaft bearing 3 and the second bearing 6 are contained in one end of cone 8 by tight fit, the other end of cone 8 is free ends.Described Flange joint body 4 is provided with oil nozzle 5.Tapering and the corresponding tail stock hole tapering of described cone 8 match.By the common holding workpiece of the scroll chuck 1 on lathe spindle scroll chuck and clamping device during work, the integral-rotation of the scroll chuck 1 on clamping device, Flange joint body 4, clutch shaft bearing lid 2 and the second bearing cap 7 is realized by the outer ring of clutch shaft bearing 3 and the second bearing 6.Cone 8 is directly inserted in tail stock hole to be cooperatively interacted by the male cone (strobilus masculinus) of cone 8 and tail stock hole inner conical surface and automatically fixes.After assembling completes, inject moderate lubrication oil by oil nozzle 5 to its inner chamber, ensure smooth rotation and the service life of bearing.
During use according to process cylinder barrel length tail stock is fixed on the appropriate location of lathe bed, boring-and-turning mill tailstock handwheel stretches out by sleeve and makes it possess certain adjustment surplus, is then loaded on tail stock by clamping device.In claw during clamping cylinder barrel, cylinder barrel one being first positioned over lathe three-claw chuck and suitably clamping, clamp in the claw that rotating tailstock handwheel makes cylinder barrel other end can just fall into clamping device scroll chuck, again clamp lathe three-claw.Coordinate lathe three-claw chuck to be just fixed on lathe by the method that cylinder barrel blank all clamps cylinder barrel cylindrical by two by clamping device, then just can carry out the turnery processing of the technique chord positions such as cylinder barrel cylindrical or centre frame.
The application of clamping device of the present invention extends the conventional clamping method of engine lathe to cylindrical parts parts such as cylinder barrels, especially to foreign round size is comparatively large, length is longer and the cylinder barrel that external diameter allowance is less, coordinates this device clamping to carry out cylindrical turning and effectively can avoid the defects such as the even and heat treatment deformation of cylinder barrel blank material wall unevenness.
Claims (2)
1. a tail stock clamping device, is characterized in that: comprise scroll chuck (1), Flange joint body (4), oil nozzle (5) and cone (8); Described Flange joint body (4) left end is fixed with scroll chuck (1), described Flange joint body (4) right-hand member is fixed with cone (8), and clutch shaft bearing lid (2) and the second bearing cap (7) are separately fixed at Flange joint body (4) by screw thread and go up and clutch shaft bearing (3) and the second bearing (6) held out against; Clutch shaft bearing (3) and the second bearing (6) are contained in one end of cone (8) by tight fit, the other end of cone (8) is free end; Described Flange joint body (4) is provided with oil nozzle (5).
2. tail stock clamping device according to claim 1, is characterized in that: tapering and the corresponding tail stock hole tapering of described cone (8) match.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510297472.2A CN104889435A (en) | 2015-06-03 | 2015-06-03 | Clamping device for lathe tailstock |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510297472.2A CN104889435A (en) | 2015-06-03 | 2015-06-03 | Clamping device for lathe tailstock |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN104889435A true CN104889435A (en) | 2015-09-09 |
Family
ID=54022624
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201510297472.2A Pending CN104889435A (en) | 2015-06-03 | 2015-06-03 | Clamping device for lathe tailstock |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN104889435A (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106112058A (en) * | 2016-08-30 | 2016-11-16 | 辽宁五八内燃机配件有限公司 | A kind of method utilizing lathe process central hole of the crankshaft |
| CN107891301A (en) * | 2017-11-09 | 2018-04-10 | 山西汾西重工有限责任公司 | The cutting frock of the outer eaves of annular of the spherical cover body of thin-walled |
| CN109434528A (en) * | 2018-11-23 | 2019-03-08 | 宝鸡文理学院 | A kind of ultrathin-wall parts cutting machines |
| CN107891301B (en) * | 2017-11-09 | 2024-04-26 | 山西汾西重工有限责任公司 | Cutting tool for annular outer eave of thin-wall spherical crown-shaped cover body |
-
2015
- 2015-06-03 CN CN201510297472.2A patent/CN104889435A/en active Pending
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106112058A (en) * | 2016-08-30 | 2016-11-16 | 辽宁五八内燃机配件有限公司 | A kind of method utilizing lathe process central hole of the crankshaft |
| CN106112058B (en) * | 2016-08-30 | 2017-12-29 | 辽宁五一八内燃机配件有限公司 | A kind of method using lathe process central hole of the crankshaft |
| CN107891301A (en) * | 2017-11-09 | 2018-04-10 | 山西汾西重工有限责任公司 | The cutting frock of the outer eaves of annular of the spherical cover body of thin-walled |
| CN107891301B (en) * | 2017-11-09 | 2024-04-26 | 山西汾西重工有限责任公司 | Cutting tool for annular outer eave of thin-wall spherical crown-shaped cover body |
| CN109434528A (en) * | 2018-11-23 | 2019-03-08 | 宝鸡文理学院 | A kind of ultrathin-wall parts cutting machines |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C06 | Publication | ||
| PB01 | Publication | ||
| WD01 | Invention patent application deemed withdrawn after publication | ||
| WD01 | Invention patent application deemed withdrawn after publication |
Application publication date: 20150909 |