CN203526726U - Numerical-control grinding machine with plan-envelope annulus worm and five-shaft linkage - Google Patents
Numerical-control grinding machine with plan-envelope annulus worm and five-shaft linkage Download PDFInfo
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- CN203526726U CN203526726U CN201320752780.6U CN201320752780U CN203526726U CN 203526726 U CN203526726 U CN 203526726U CN 201320752780 U CN201320752780 U CN 201320752780U CN 203526726 U CN203526726 U CN 203526726U
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Abstract
The utility model relates to a numerical-control grinding machine with a plan-envelope annulus worm and five-shaft linkage, which comprises a machine body and a numerical-control control cabinet which is arranged on the machine body, wherein the body of the machine body comprises a base, an upright post, a saddle and a ram, wherein the base is provided with a Y-shaft working table, Y-shaft guide rails, a lead screws I, a servo motor I and a grating ruler I; the upright post is arranged on the base and is provided with an X-shaft guide rail, a lead screw II, a servo motor II and a grating ruler II; the saddle is arranged on the upright post and is provided with a Z-shaft guide rail, a lead screw III, a servo motor III and a grating ruler III, and the ram is arranged on the saddle; the Y-shaft working table is provided with an A-shaft rotating table and a tail base, the A shaft of a rotating shaft is provided with a workpiece worm, the ram is provided with the B shaft of the rotating shaft, and the B shaft is provided with a main shaft grinding assembly which comprises a main shaft grinding motor, a synchronous belt, a main shaft part and a grinding wheel. The grinding machine has the advantages of simple structure and convenience in operation. Besides, the grinding range and the grinding accuracy of the plan-envelope annulus worm are respectively enlarged and increased.
Description
Technical field
The utility model relates to a kind of machine tool of processing enveloping worm, is specially planar double enveloping worm 5-shaft linkage numerical control grinding machine.
Background technology
Planar double-enveloping worm is a kind of novel worm-drive form, as shown in Figure 1, its formation principle is: take a face gear as producing shape wheel around its axis rotation, with seasonal enveloping worm blank, according to the gearratio of appointment, around another axis, rotate, the enveloping surface of gear plane institute generate is exactly the planar double enveloping worm flank of tooth.
Compare with common cylindrical worm gearing transmission, when planar double-enveloping worm has transmission, contact tooth is many, and bearing capacity is large, and Lubrication Angle is large, and greasy property is good, transmission efficiency advantages of higher.Thereby be well received in the every profession and trades such as shipbuilding, mining, machinery, building, military project, chemical industry, especially at precision dividing apparatus, for example, in the equipments such as five-axle number control machine tool yaw and rotary table, telescope, have a wide range of applications.
But the planar double enveloping worm flank of tooth is the complex-curved of one section of continuous motion change in space, from engaging-in end to nibbling out end, profile of tooth is all different, transverse tooth thickness is also constantly changing, and its calibration disc is the anchor ring of an indent, this makes it in design and processing, all have many difficult points.
The grinding fine finishining of traditional planar double-enveloping worm is processed conventionally on the engine lathe of transformation, on lathe, add a turntable, and in the above according to the special-purpose grinding machine head of enveloping worm, by special-purpose grinding machine head, adjust helical gear inclination angle and centre-to-centre spacing, by the two-axle interlocking of turntable and lathe spindle, realize the generation method grinding of planar double enveloping worm, this traditional approach exists center distance regulation to be limited in scope to cause the loaded down with trivial details and precision of limited, the grinding head dedicated adjustment of the range of work to be difficult to ensure the problems such as card, common transformation lathe poor rigidity
The patent No. is the patent of CN 201906895 U, a kind of four-axle linked enveloping worm numerical-control turning is disclosed, by making X, Y, Z, C is four-axle linked, Y-axis and C axle rotate according to gearratio, simultaneously X-axis is synchronizeed the simulation worm gear of interpolation acquisition emery wheel and is rotatablely moved with Z axis and Y-axis, C axle drives the rotation of worm screw workpiece, thereby process enveloping worm, but this four-axle linked helical teeth planar envelope worm screw cutting movement that cannot simulate with inclination angle, can only manually adjust emery wheel angle of inclination by grinding head dedicated mechanism and realize processing, adjustment formality and loss of significance have been increased equally.
Summary of the invention
The technical problem that the utility model solves is to provide the planar double enveloping worm 5-shaft linkage numerical control grinding machine of a kind of simple for structure, simple operation, high accuracy, high rigidity, to solve the problem proposing in above-mentioned background technology.
The technical problem that the utility model solves realizes by the following technical solutions:
Planar double enveloping worm 5-shaft linkage numerical control grinding machine, comprises lathe body and numerical control switch board; Described numerical control switch board is arranged on lathe body; The lathe bed of described lathe body comprises pedestal, column, saddle and ram, Y-axis workbench, Y-axis guide rail, leading screw I, servomotor I and grating scale I are housed on described pedestal, described column is contained on pedestal, and X-axis guide rail, leading screw II, servomotor II and grating scale II are housed on column; Described saddle is contained on column, and Z axis guide rail, leading screw III, servomotor III and grating scale III are housed on saddle; Described ram is contained on saddle; On described Y-axis workbench, A axle turntable and tailstock are housed, rotating shaft A axle is wherein housed on A axle turntable, on rotating shaft A axle, workpiece worm screw is housed, workpiece worm screw clamps by chuck and tailstock centre location, workpiece worm axis and the dead in line of rotating shaft A axle, rotate with A axle; Rotating shaft B axle is housed on described ram, grinding spindle component is housed on B axle; Described grinding spindle component comprises grinding spindle motor, Timing Belt, spindle unit, emery wheel, and its medium plain emery wheel adopts flat-faced wheel, and wheel grinding working face is base plane, and emery wheel and grinding spindle are followed B axle and swung.
Further, described leading screw I is ball-screw.
Further, described servomotor I is direct-connected by shaft coupling and leading screw I, and leading screw I is connected with Y-axis workbench.
Further, described rotating shaft A axle construction is that servomotor IV is connected with planar double-enveloping worm by Timing Belt, and worm gear pair worm gear is connected with A pillow block face.
Further, described rotating shaft B axle construction is that servomotor V is connected with planar double-enveloping worm by Timing Belt, and worm gear pair worm gear is connected with B axle plane of rotation.
Further, described servomotor II is connected drive saddle along transverse shifting with leading screw II by Timing Belt.
Further, described servomotor III is connected drive ram along moving up and down with leading screw III by Timing Belt.
Beneficial effect
The utility model is simple for structure, simple operation, precision are high, good rigidly, without loaded down with trivial details special-purpose yaw adjustment, can realize the processing at inclination angle and centre-to-centre spacing worm gear pair on a large scale, has improved grinding scope and the grinding accuracy of planar double enveloping worm.
Accompanying drawing explanation
Fig. 1 is the utility model structural representation.
The specific embodiment
In order to make of the present utility modelly to realize technological means, creation characteristic, reach object and effect is easy to understand, below in conjunction with concrete diagram, further set forth the utility model.
As shown in Figure 1, planar double enveloping worm 5-shaft linkage numerical control grinding machine, comprise lathe body and numerical control switch board, lathe body lathe bed is by pedestal 1, column 2, saddle 3 and ram 4 four parts form, Y-axis guide rail 5 is housed on pedestal 1, leading screw I 6, servomotor I 7 and grating scale I, Y-axis workbench 8 is contained on pedestal 1, servomotor I 7 moves along Y-direction by shaft coupling and the direct-connected drive Y-axis of leading screw I 6 workbench 8, A axle turntable 9 and tailstock 10 are housed on Y-axis workbench 8, in A axle turntable 9, be connected with servomotor IV by 19 rotations of planar double-enveloping worm driven rotary axle A axle, on rotating shaft A axle 19, workpiece worm screw 11 is housed, workpiece worm screw 11 clamps by chuck and the top location of tailstock 10, workpiece worm screw 11 axis and 19 deads in line of rotating shaft A axle, with rotating shaft A axle 19, rotate, column 2 is contained on pedestal 1, X-axis guide rail 12 is housed on column 2, leading screw II, servomotor II and grating scale II, saddle 3 is contained on column 2, servomotor II is connected drive saddle 3 and moves along directions X with leading screw II by Timing Belt, Z axis guide rail is housed on saddle 3, leading screw III, servomotor III and grating scale III, ram 4 is contained on saddle 3, servomotor III is connected drive ram 4 and moves along Z direction with leading screw III by Timing Belt, rotating shaft B axle 13 is housed on ram 4, rotating shaft B axle 13 is connected with servomotor V and swings by planar double-enveloping worm driven rotary axle B axle 13, on rotating shaft B axle 13, grinding spindle component 14 is housed, grinding spindle component 14 comprises grinding spindle motor 15, Timing Belt 16, spindle unit 17, emery wheel 18, described emery wheel 18 adopts flat-faced wheel, and wheel grinding working face is base plane, and emery wheel 18 is followed rotating shaft B axle 13 with grinding spindle 17 and swung.
During operation, worm screw workpiece 11 is fixed with chuck by tailstock 10 is top, calibration makes worm axis overlap with rotating shaft A axle 19 rotations, on the rotating shaft B axle 13 that emery wheel 18 is installed, programming workpiece coordinate system initial point is positioned at worm screw center, set up coordinate system, emery wheel 18 coordinate system Σ 0, virtual gear coordinate system Σ 1, emery wheel 18 coordinate systems by first along Y-direction translation again along the translation of Z direction, around Y-axis, rotate inclination angle again, again along X-axis translation transformation to virtual gear coordinate system, emery wheel 18 is around virtual gear coordinate system Z axis anglec of rotation ω 1, then emery wheel 18 moves to worm screw coordinate system along X-axis, last emery wheel 18 is around worm screw coordinate system Y-axis anglec of rotation ω 2, ω 2=ω 2*i, i is gearratio, according to worm gear pair job initiation angle and operating angle, for example, initial angle is 53 degree, operating angle is 36, by above-mentioned coordinate transform, from initial angle, every certain angle, calculate a cutter spacing value, the angle until finish the work, by a cycle calculations, obtain the cutter location file of processing, wherein concrete dense degree is depending on worm screw size and requirement, in this example, every 0.001 degree, go one to site, in conjunction with concrete machine tool structure parameter, by rearmounted processing procedure, cutter location file is converted to machine tooling NC code.
Upper demonstration and described basic principle of the present utility model and principal character and advantage of the present utility model.The technical staff of the industry should understand; the utility model is not restricted to the described embodiments; that in above-described embodiment and description, describes just illustrates principle of the present utility model; do not departing under the prerequisite of the utility model spirit and scope; the utility model also has various changes and modifications, and these changes and improvements all fall within the scope of claimed the utility model.Claimed scope of the present utility model is defined by appending claims and equivalent thereof.
Claims (7)
1. planar double enveloping worm 5-shaft linkage numerical control grinding machine, comprises lathe body and numerical control switch board; Described numerical control switch board is arranged on lathe body; The lathe bed of described lathe body comprises pedestal, column, saddle and ram, Y-axis workbench, Y-axis guide rail, leading screw I, servomotor I and grating scale I are housed on described pedestal, described column is contained on pedestal, and X-axis guide rail, leading screw II, servomotor II and grating scale II are housed on column; Described saddle is contained on column, and Z axis guide rail, leading screw III, servomotor III and grating scale III are housed on saddle; Described ram is contained on saddle; It is characterized in that, on described Y-axis workbench, A axle turntable and tailstock are housed, workpiece worm screw clamps by chuck and tailstock centre location, workpiece worm axis and the dead in line of rotating shaft A axle; Rotating shaft B axle is housed on described ram, grinding spindle component is housed on B axle; Described grinding spindle component comprises grinding spindle motor, Timing Belt, spindle unit, emery wheel, and its medium plain emery wheel adopts flat-faced wheel, and wheel grinding working face is base plane.
2. planar double enveloping worm 5-shaft linkage numerical control grinding machine according to claim 1, is characterized in that, described leading screw I is ball-screw.
3. planar double enveloping worm 5-shaft linkage numerical control grinding machine according to claim 1, is characterized in that, described servomotor I is direct-connected by shaft coupling and leading screw I, and leading screw I is connected with Y-axis workbench.
4. planar double enveloping worm 5-shaft linkage numerical control grinding machine according to claim 1, is characterized in that, described rotating shaft A axle construction is that servomotor IV is connected with planar double-enveloping worm by Timing Belt, and worm gear pair worm gear is connected with A pillow block face.
5. planar double enveloping worm 5-shaft linkage numerical control grinding machine according to claim 1, is characterized in that, described rotating shaft B axle construction is that servomotor V is connected with planar double-enveloping worm by Timing Belt, and worm gear pair worm gear is connected with B axle plane of rotation.
6. planar double enveloping worm 5-shaft linkage numerical control grinding machine according to claim 1, is characterized in that, described servomotor II is connected with leading screw II by Timing Belt.
7. planar double enveloping worm 5-shaft linkage numerical control grinding machine according to claim 1, is characterized in that, described servomotor III is connected with leading screw III by Timing Belt.
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320752780.6U CN203526726U (en) | 2013-11-26 | 2013-11-26 | Numerical-control grinding machine with plan-envelope annulus worm and five-shaft linkage |
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| Application Number | Priority Date | Filing Date | Title |
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| CN201320752780.6U CN203526726U (en) | 2013-11-26 | 2013-11-26 | Numerical-control grinding machine with plan-envelope annulus worm and five-shaft linkage |
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| CN203526726U true CN203526726U (en) | 2014-04-09 |
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Cited By (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106312198A (en) * | 2016-10-31 | 2017-01-11 | 重庆大学 | Worm compound processing machine tool |
| CN106670595A (en) * | 2017-01-12 | 2017-05-17 | 贵州泰和超硬工具股份有限公司 | Five-axis NC machine tool machining device for machining tap threads and use method of five-axis NC machine tool machining device |
| CN107234507A (en) * | 2017-04-17 | 2017-10-10 | 杭州第技师学院 | A kind of tapered bore of machine tool spindle arrangement for grinding |
| CN107243769A (en) * | 2017-06-09 | 2017-10-13 | 南京伟舜机电有限公司 | A kind of small-sized Five-axis numerical control milling machine |
| CN108115222A (en) * | 2018-01-05 | 2018-06-05 | 上海莱必泰数控机床股份有限公司 | A kind of ball globoid worm gear endless screw grinding device |
| CN110666633A (en) * | 2019-10-15 | 2020-01-10 | 惠州市聚鑫盛五金机械有限公司 | High-efficiency grinding machine |
| CN112238381A (en) * | 2020-07-29 | 2021-01-19 | 天津林凯数控机床有限公司 | Following grinding device and method for triple eccentric butterfly valve |
| CN114769739A (en) * | 2022-04-15 | 2022-07-22 | 桐乡市三精自动化科技有限公司 | Full-automatic grinding machine for full-specification enveloping worm |
-
2013
- 2013-11-26 CN CN201320752780.6U patent/CN203526726U/en not_active Expired - Lifetime
Cited By (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106312198A (en) * | 2016-10-31 | 2017-01-11 | 重庆大学 | Worm compound processing machine tool |
| CN106670595A (en) * | 2017-01-12 | 2017-05-17 | 贵州泰和超硬工具股份有限公司 | Five-axis NC machine tool machining device for machining tap threads and use method of five-axis NC machine tool machining device |
| CN106670595B (en) * | 2017-01-12 | 2020-07-03 | 贵州泰和超硬工具股份有限公司 | Five-axis numerical control machine tool machining device for machining screw tap threads and using method |
| CN107234507A (en) * | 2017-04-17 | 2017-10-10 | 杭州第技师学院 | A kind of tapered bore of machine tool spindle arrangement for grinding |
| CN107243769A (en) * | 2017-06-09 | 2017-10-13 | 南京伟舜机电有限公司 | A kind of small-sized Five-axis numerical control milling machine |
| CN108115222A (en) * | 2018-01-05 | 2018-06-05 | 上海莱必泰数控机床股份有限公司 | A kind of ball globoid worm gear endless screw grinding device |
| CN110666633A (en) * | 2019-10-15 | 2020-01-10 | 惠州市聚鑫盛五金机械有限公司 | High-efficiency grinding machine |
| CN112238381A (en) * | 2020-07-29 | 2021-01-19 | 天津林凯数控机床有限公司 | Following grinding device and method for triple eccentric butterfly valve |
| CN114769739A (en) * | 2022-04-15 | 2022-07-22 | 桐乡市三精自动化科技有限公司 | Full-automatic grinding machine for full-specification enveloping worm |
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| GR01 | Patent grant | ||
| CP03 | Change of name, title or address | ||
| CP03 | Change of name, title or address |
Address after: 201111 room A2115, B floor, No. 555 Dongchuan Road, Shanghai, Minhang District Patentee after: SHANGHAI TOP NUMERICAL CONTROL TECHNOLOGY CO.,LTD. Address before: Maqiao town Minhang District Fai Road 201111 Shanghai City No. 60 building 16 Patentee before: SHANGHAI TOP NUMERICAL CONTROL TECHNOLOGY CO.,LTD. |
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| CX01 | Expiry of patent term | ||
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Granted publication date: 20140409 |