CN105458303A - Numerical control elliptical lathe - Google Patents
Numerical control elliptical lathe Download PDFInfo
- Publication number
- CN105458303A CN105458303A CN201610020657.3A CN201610020657A CN105458303A CN 105458303 A CN105458303 A CN 105458303A CN 201610020657 A CN201610020657 A CN 201610020657A CN 105458303 A CN105458303 A CN 105458303A
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- China
- Prior art keywords
- lathe
- shaft
- lateral shaft
- elliptical
- kinematic axis
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Classifications
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23B—TURNING; BORING
- B23B7/00—Automatic or semi-automatic turning-machines with a single working-spindle, e.g. controlled by cams; Equipment therefor; Features common to automatic and semi-automatic turning-machines with one or more working-spindles
- B23B7/12—Automatic or semi-automatic machines for turning of workpieces
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23B—TURNING; BORING
- B23B5/00—Turning-machines or devices specially adapted for particular work; Accessories specially adapted therefor
- B23B5/08—Turning-machines or devices specially adapted for particular work; Accessories specially adapted therefor for turning axles, bars, rods, tubes, rolls, i.e. shaft-turning lathes, roll lathes; Centreless turning
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- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Numerical Control (AREA)
Abstract
The invention provides a numerical control elliptical lathe comprising a lathe body and a cutting tool, wherein the cutting tool is movably arranged on the lathe body; the cutting tool comprises a turning tool, a rotary tool tower, a horizontal shaft, a motion shaft and a motion shaft mounting seat; the motion shaft is arranged in the motion shaft mounting seat; the bottom end of the motion shaft mounting seat is movably connected with a motion orbit, and the top end of the motion shaft mounting seat is movably provided with the horizontal shaft through a horizontal shaft orbit; one end of the horizontal shaft is provided with the rotary tool tower on which the turning tool is arranged; and the turning tool corresponds to a main shaft and an elliptical shaft workpiece. The numerical control elliptical lathe has the beneficial effect that elliptical shafts can be machined on the lathe by using a mathematical equation for elliptical calculation according to the turning principle.
Description
Technical field
The present invention relates to mechanical cutting device technical field, more particularly, relate to the oval lathe of a kind of numerical control.
Background technology
Numerically controlled lathe is the abbreviation of Digital Program Control lathe, and integrating the feature of the high accurate lathe of universal type lathe, machining accuracy and the high tailored version lathe of working (machining) efficiency, is that domestic use amount is maximum, a kind of Digit Control Machine Tool that coverage rate is the widest.
Numerically controlled lathe is the same with engine lathe, is also used to processing parts surface of revolution.Generally automatically can complete the processing of external cylindrical surface, taper seat, sphere and screw thread, the surface of revolution of some complexity can also be processed, as hyperboloid etc.Numerically controlled lathe is substantially identical with the trade union college mode of engine lathe, in order to improve working (machining) efficiency, and numerically controlled lathe many employings hydraulic pressure, pneumatic and electric chuck.
The profile of numerically controlled lathe is similar to engine lathe, is namely made up of parts such as lathe bed, main spindle box, knife rest, feed system pressing system, Cooling and Lubricator systems.The feed system of numerically controlled lathe and engine lathe have the difference of matter, tradition engine lathe has feed box and change gear bracket, and numerically controlled lathe to be direct servomotor drive slide carriage and knife rest to realize feed motion by ball-screw, thus the structure of feed system greatly simplifies.
On existing traditional numerically controlled lathe, the digital control system of the digital control system be employed normally two axles, main shaft is non-servo principal axis, the axle of turning radius is called lateral shaft, the axle of turning length is called kinematic axis, common numerically controlled lathe can not process elliptical shaft, up to the present, both at home and abroad all without the numerical control elliptical trainer bed apparatus of the type.
Summary of the invention
Instant invention overcomes deficiency of the prior art, provide the oval lathe of a kind of numerical control.
Object of the present invention is achieved by following technical proposals.
The oval lathe of a kind of numerical control, comprise lathe body and cutting element, described cutting element activity be arranged in described lathe body, described cutting element comprises lathe tool, rotary knife tower, lateral shaft, kinematic axis and kinematic axis placement seat, described kinematic axis is arranged in described kinematic axis placement seat, described kinematic axis placement seat bottom and tracks are movably connected, described kinematic axis placement seat top is movably set with described lateral shaft by lateral shaft track, described lateral shaft one end is provided with described rotary knife tower, described rotary knife tower is provided with described lathe tool, described lathe tool is corresponding with main shaft and elliptical shaft workpiece to be arranged.
Described lathe body comprises tailstock, main spindle box, described main shaft and lathe bed, described lathe bed side is provided with spindle servo electric machine, described lathe bed opposite side is provided with described tailstock, described spindle servo electric machine is connected with described main spindle box by reduction box, described main shaft runs through described main spindle box, described main shaft one end is connected with the reductor be arranged in described reduction box, the described main shaft other end is connected with described tailstock, described main shaft is provided with elliptical shaft workpiece, described lathe bed is provided with described tracks.
Described lateral shaft one end is provided with lateral shaft servomotor, and described lateral shaft servomotor is for driving the motion of lateral shaft on lateral shaft track.
Beneficial effect of the present invention is: compared with prior art, the mathematical equation that the present invention can calculate according to ellipse, lathe use the principle of turning to process elliptical shaft, utilize the motion of lateral shaft driven by servomotor lateral shaft on lateral shaft track, thus the movement locus being arranged on lateral shaft is changed along with the anglec of rotation of main shaft, the movement locus of lateral shaft then carries out according to the math equation of ellipse, thus the present invention can according to Data Control the turning out certain but elliptical shaft that eccentricity is different of length.
Accompanying drawing explanation
Fig. 1 is overall structure schematic diagram of the present invention;
Fig. 2 is the internal structure schematic diagram of cutting element in the present invention;
In figure: 1 is main shaft, 2 is lathe tool, and 3 is rotary knife tower, 4 is elliptical shaft workpiece, and 5 is lateral shaft, and 6 is kinematic axis, 7 is spindle servo electric machine, and 8 is reduction box, and 9 is main spindle box, 10 is tailstock, 11 is lathe bed, and 12 is cutting element, and 13 is tracks, 14 is kinematic axis placement seat, and 15 is lateral shaft servomotor.
Detailed description of the invention
Below by specific embodiment, technical scheme of the present invention is further described.
Embodiment 1
The oval lathe of a kind of numerical control, comprise lathe body and cutting element 12, cutting element 12 activity be arranged in lathe body, cutting element 12 comprises lathe tool 2, rotary knife tower 3, lateral shaft 5, kinematic axis 6 and kinematic axis placement seat 14, kinematic axis 6 is arranged in kinematic axis placement seat 14, kinematic axis placement seat 14 bottom and tracks 13 are movably connected, kinematic axis placement seat 14 top is movably set with lateral shaft 5 by lateral shaft track, lateral shaft 5 one end is provided with rotary knife tower 3, rotary knife tower 3 is provided with lathe tool 2, lathe tool 2 is corresponding with main shaft 1 and elliptical shaft workpiece 4 to be arranged.
Embodiment 2
The oval lathe of a kind of numerical control, comprise lathe body and cutting element 12, cutting element 12 activity be arranged in lathe body, cutting element 12 comprises lathe tool 2, rotary knife tower 3, lateral shaft 5, kinematic axis 6 and kinematic axis placement seat 14, kinematic axis 6 is arranged in kinematic axis placement seat 14, kinematic axis placement seat 14 bottom and tracks 13 are movably connected, kinematic axis placement seat 14 top is movably set with lateral shaft 5 by lateral shaft track, lateral shaft 5 one end is provided with rotary knife tower 3, rotary knife tower 3 is provided with lathe tool 2, lathe tool 2 is corresponding with main shaft 1 and elliptical shaft workpiece 4 to be arranged.
Lathe body comprises tailstock 10, main spindle box 9, main shaft 1 and lathe bed 11, lathe bed 11 side is provided with spindle servo electric machine 7, lathe bed 11 opposite side is provided with tailstock 10, spindle servo electric machine 7 is connected with main spindle box 9 by reduction box 8, main shaft 1 runs through main spindle box 9, main shaft 1 one end is connected with the reductor be arranged in reduction box 8, main shaft 1 other end is connected with tailstock 10, main shaft 1 is provided with elliptical shaft workpiece 4, lathe bed 11 is provided with tracks 13, tracks 13 is provided with cutting element 12, cutting element 12 is for cutting the elliptical shaft workpiece 4 be arranged on main shaft 1.
Embodiment 3
The oval lathe of a kind of numerical control, comprise lathe body and cutting element 12, cutting element 12 activity be arranged in lathe body, cutting element 12 comprises lathe tool 2, rotary knife tower 3, lateral shaft 5, kinematic axis 6 and kinematic axis placement seat 14, kinematic axis 6 is arranged in kinematic axis placement seat 14, kinematic axis placement seat 14 bottom and tracks 13 are movably connected, kinematic axis placement seat 14 top is movably set with lateral shaft 5 by lateral shaft track, lateral shaft 5 one end is provided with rotary knife tower 3, rotary knife tower 3 is provided with lathe tool 2, lathe tool 2 is corresponding with main shaft 1 and elliptical shaft workpiece 4 to be arranged.
Lathe body comprises tailstock 10, main spindle box 9, main shaft 1 and lathe bed 11, lathe bed 11 side is provided with spindle servo electric machine 7, lathe bed 11 opposite side is provided with tailstock 10, spindle servo electric machine 7 is connected with main spindle box 9 by reduction box 8, main shaft 1 runs through main spindle box 9, main shaft 1 one end is connected with the reductor be arranged in reduction box 8, main shaft 1 other end is connected with tailstock 10, main shaft 1 is provided with elliptical shaft workpiece 4, lathe bed 11 is provided with tracks 13, tracks 13 is provided with cutting element 12, cutting element 12 is for cutting the elliptical shaft workpiece 4 be arranged on main shaft 1.
Lateral shaft 5 one end is provided with lateral shaft servomotor 15, and lateral shaft servomotor 15 is for driving the motion of lateral shaft 5 on lateral shaft track.
The course of work: when elliptical shaft workpiece 4 is rotated counterclockwise by 0 ° → 90 ° (first quartiles of rectangular coordinate system) under the drive of main shaft 1, lateral shaft 5 rotates and allows lathe tool 2 be moved to the left, and according to the relation increased radius r value gradually of elliptic equation; When elliptical shaft workpiece 4 is rotated counterclockwise by 90 ° → 180 ° (the second quadrants of rectangular coordinate system) under the drive of main shaft 1, lateral shaft 5 rotates and allows lathe tool 2 move right, and reduces radius r value gradually according to the relation of elliptic equation; When elliptical shaft workpiece 4 is rotated counterclockwise by 180 ° → 270 ° (third quadrants of rectangular coordinate system) under the drive of main shaft 1, lateral shaft 5 rotates and allows lathe tool 2 be moved to the left, and according to the relation increased radius r value gradually of elliptic equation; When elliptical shaft workpiece 1 is rotated counterclockwise by 270 ° → 360 ° (fourth quadrants of rectangular coordinate system) under the drive of main shaft 1, lateral shaft 5 rotates and allows lathe tool 2 move right, and reduces radius r value gradually according to the relation of elliptic equation; While main shaft 1 to do with elliptical shaft workpiece 4 and is rotated counterclockwise, kinematic axis 6 of often the going around distance that just motion one is very little, like this, the work gone round and begun again according to above-mentioned action, the elliptical shaft that length is certain completes with regard to turning.
Compared with prior art, the mathematical equation that the present embodiment can calculate according to ellipse, lathe use the principle of turning to process elliptical shaft, utilize the motion of lateral shaft driven by servomotor lateral shaft on lateral shaft track, thus the movement locus being arranged on lateral shaft is changed along with the anglec of rotation of main shaft, the movement locus of lateral shaft then carries out according to the math equation of ellipse, therefore the present embodiment can cut out according to Data Control certain but that eccentricity is different elliptical shaft.
Above to invention has been detailed description, but described content is only preferred embodiment of the present invention, can not be considered to for limiting practical range of the present invention.All equalizations done according to the present patent application scope change and improve, and all should still belong within patent covering scope of the present invention.
Claims (3)
1. the oval lathe of numerical control, it is characterized in that: comprise lathe body and cutting element, described cutting element activity be arranged in described lathe body, described cutting element comprises lathe tool, rotary knife tower, lateral shaft, kinematic axis and kinematic axis placement seat, described kinematic axis is arranged in described kinematic axis placement seat, described kinematic axis placement seat bottom and tracks are movably connected, described kinematic axis placement seat top is movably set with described lateral shaft by lateral shaft track, described lateral shaft one end is provided with described rotary knife tower, described rotary knife tower is provided with described lathe tool, described lathe tool is corresponding with main shaft and elliptical shaft workpiece to be arranged.
2. the oval lathe of a kind of numerical control according to claim 1, it is characterized in that: described lathe body comprises tailstock, main spindle box, described main shaft and lathe bed, described lathe bed side is provided with spindle servo electric machine, described lathe bed opposite side is provided with described tailstock, described spindle servo electric machine is connected with described main spindle box by reduction box, described main shaft runs through described main spindle box, described main shaft one end is connected with the reductor be arranged in described reduction box, the described main shaft other end is connected with described tailstock, described main shaft is provided with elliptical shaft workpiece, described lathe bed is provided with described tracks.
3., according to the oval lathe of the arbitrary described a kind of numerical control of claim 1 or 2, it is characterized in that: described lateral shaft one end is provided with lateral shaft servomotor, described lateral shaft servomotor is for driving the motion of lateral shaft on lateral shaft track.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610020657.3A CN105458303A (en) | 2016-01-14 | 2016-01-14 | Numerical control elliptical lathe |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610020657.3A CN105458303A (en) | 2016-01-14 | 2016-01-14 | Numerical control elliptical lathe |
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| Publication Number | Publication Date |
|---|---|
| CN105458303A true CN105458303A (en) | 2016-04-06 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201610020657.3A Pending CN105458303A (en) | 2016-01-14 | 2016-01-14 | Numerical control elliptical lathe |
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| CN (1) | CN105458303A (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105945306A (en) * | 2016-06-23 | 2016-09-21 | 无锡德斯凯动力科技有限公司 | Lathe used for machining red copper workpiece |
| TWI717735B (en) * | 2019-05-15 | 2021-02-01 | 國立臺灣師範大學 | Oval turning mechanism sliding table |
Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE3730762A1 (en) * | 1987-09-12 | 1989-03-23 | Rheinische Maschinenfabrik & E | Method and apparatus for the shape cutting of an originally cylindrical workpiece |
| CN2063450U (en) * | 1990-04-16 | 1990-10-10 | 沈阳市教学实验仪器二厂 | Multi-function ellipse lathe |
| JPH0691479A (en) * | 1992-09-11 | 1994-04-05 | Okuma Mach Works Ltd | Machining method of noncircular work |
| CN2344115Y (en) * | 1998-02-09 | 1999-10-20 | 李品章 | Piston mechanism for turning ellipse or variable ellipse |
| CN2698498Y (en) * | 2004-03-21 | 2005-05-11 | 赵明军 | Numerically controlled lathe special for processing piston |
| CN101020246A (en) * | 2007-02-28 | 2007-08-22 | 四川东风电机厂有限公司 | Machining apparatus for guide blade journal of through-flow turbine |
| CN201211564Y (en) * | 2008-07-10 | 2009-03-25 | 张宝江 | Digital control lathes for processing special-shaped cylinder |
| CN205519673U (en) * | 2016-01-14 | 2016-08-31 | 天津市泉龙工贸有限公司 | Oval lathe of numerical control |
-
2016
- 2016-01-14 CN CN201610020657.3A patent/CN105458303A/en active Pending
Patent Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE3730762A1 (en) * | 1987-09-12 | 1989-03-23 | Rheinische Maschinenfabrik & E | Method and apparatus for the shape cutting of an originally cylindrical workpiece |
| CN2063450U (en) * | 1990-04-16 | 1990-10-10 | 沈阳市教学实验仪器二厂 | Multi-function ellipse lathe |
| JPH0691479A (en) * | 1992-09-11 | 1994-04-05 | Okuma Mach Works Ltd | Machining method of noncircular work |
| CN2344115Y (en) * | 1998-02-09 | 1999-10-20 | 李品章 | Piston mechanism for turning ellipse or variable ellipse |
| CN2698498Y (en) * | 2004-03-21 | 2005-05-11 | 赵明军 | Numerically controlled lathe special for processing piston |
| CN101020246A (en) * | 2007-02-28 | 2007-08-22 | 四川东风电机厂有限公司 | Machining apparatus for guide blade journal of through-flow turbine |
| CN201211564Y (en) * | 2008-07-10 | 2009-03-25 | 张宝江 | Digital control lathes for processing special-shaped cylinder |
| CN205519673U (en) * | 2016-01-14 | 2016-08-31 | 天津市泉龙工贸有限公司 | Oval lathe of numerical control |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105945306A (en) * | 2016-06-23 | 2016-09-21 | 无锡德斯凯动力科技有限公司 | Lathe used for machining red copper workpiece |
| TWI717735B (en) * | 2019-05-15 | 2021-02-01 | 國立臺灣師範大學 | Oval turning mechanism sliding table |
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Application publication date: 20160406 |
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| RJ01 | Rejection of invention patent application after publication |