CN105437032A - Ultrahigh-precision numerically-controlled non-circular curved surface composite grinder - Google Patents
Ultrahigh-precision numerically-controlled non-circular curved surface composite grinder Download PDFInfo
- Publication number
- CN105437032A CN105437032A CN201510925362.6A CN201510925362A CN105437032A CN 105437032 A CN105437032 A CN 105437032A CN 201510925362 A CN201510925362 A CN 201510925362A CN 105437032 A CN105437032 A CN 105437032A
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- China
- Prior art keywords
- axis
- abrasive disc
- grinding
- grinding machine
- round surface
- 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
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- 239000002131 composite material Substances 0.000 title claims abstract description 7
- 238000005296 abrasive Methods 0.000 claims description 35
- 238000005259 measurement Methods 0.000 claims description 29
- 150000001875 compounds Chemical class 0.000 claims description 21
- 238000000034 method Methods 0.000 claims description 6
- 229910001651 emery Inorganic materials 0.000 claims description 2
- 230000001105 regulatory Effects 0.000 claims description 2
- 239000000523 sample Substances 0.000 claims description 2
- 239000004576 sand Substances 0.000 claims description 2
- 238000009434 installation Methods 0.000 claims 1
- 238000003754 machining Methods 0.000 abstract description 5
- 238000004519 manufacturing process Methods 0.000 abstract description 2
- 230000000295 complement Effects 0.000 abstract 1
- 239000003921 oil Substances 0.000 description 7
- 238000005516 engineering process Methods 0.000 description 2
- 239000010727 cylinder oil Substances 0.000 description 1
- 238000009826 distribution Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 239000012530 fluid Substances 0.000 description 1
- 239000010720 hydraulic oil Substances 0.000 description 1
Classifications
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B24—GRINDING; POLISHING
- B24B—MACHINES, DEVICES, OR PROCESSES FOR GRINDING OR POLISHING; DRESSING OR CONDITIONING OF ABRADING SURFACES; FEEDING OF GRINDING, POLISHING, OR LAPPING AGENTS
- B24B25/00—Grinding machines of universal type
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B24—GRINDING; POLISHING
- B24B—MACHINES, DEVICES, OR PROCESSES FOR GRINDING OR POLISHING; DRESSING OR CONDITIONING OF ABRADING SURFACES; FEEDING OF GRINDING, POLISHING, OR LAPPING AGENTS
- B24B27/00—Other grinding machines or devices
- B24B27/0076—Other grinding machines or devices grinding machines comprising two or more grinding tools
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B24—GRINDING; POLISHING
- B24B—MACHINES, DEVICES, OR PROCESSES FOR GRINDING OR POLISHING; DRESSING OR CONDITIONING OF ABRADING SURFACES; FEEDING OF GRINDING, POLISHING, OR LAPPING AGENTS
- B24B41/00—Component parts such as frames, beds, carriages, headstocks
- B24B41/02—Frames; Beds; Carriages
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B24—GRINDING; POLISHING
- B24B—MACHINES, DEVICES, OR PROCESSES FOR GRINDING OR POLISHING; DRESSING OR CONDITIONING OF ABRADING SURFACES; FEEDING OF GRINDING, POLISHING, OR LAPPING AGENTS
- B24B41/00—Component parts such as frames, beds, carriages, headstocks
- B24B41/06—Work supports, e.g. adjustable steadies
- B24B41/061—Work supports, e.g. adjustable steadies axially supporting turning workpieces, e.g. magnetically, pneumatically
- B24B41/062—Work supports, e.g. adjustable steadies axially supporting turning workpieces, e.g. magnetically, pneumatically between centres; Dogs
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B24—GRINDING; POLISHING
- B24B—MACHINES, DEVICES, OR PROCESSES FOR GRINDING OR POLISHING; DRESSING OR CONDITIONING OF ABRADING SURFACES; FEEDING OF GRINDING, POLISHING, OR LAPPING AGENTS
- B24B47/00—Drives or gearings; Equipment therefor
- B24B47/02—Drives or gearings; Equipment therefor for performing a reciprocating movement of carriages or work- tables
- B24B47/08—Drives or gearings; Equipment therefor for performing a reciprocating movement of carriages or work- tables by mechanical gearing combined with fluid systems
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B24—GRINDING; POLISHING
- B24B—MACHINES, DEVICES, OR PROCESSES FOR GRINDING OR POLISHING; DRESSING OR CONDITIONING OF ABRADING SURFACES; FEEDING OF GRINDING, POLISHING, OR LAPPING AGENTS
- B24B47/00—Drives or gearings; Equipment therefor
- B24B47/10—Drives or gearings; Equipment therefor for rotating or reciprocating working-spindles carrying grinding wheels or workpieces
- B24B47/12—Drives or gearings; Equipment therefor for rotating or reciprocating working-spindles carrying grinding wheels or workpieces by mechanical gearing or electric power
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B24—GRINDING; POLISHING
- B24B—MACHINES, DEVICES, OR PROCESSES FOR GRINDING OR POLISHING; DRESSING OR CONDITIONING OF ABRADING SURFACES; FEEDING OF GRINDING, POLISHING, OR LAPPING AGENTS
- B24B49/00—Measuring or gauging equipment for controlling the feed movement of the grinding tool or work; Arrangements of indicating or measuring equipment, e.g. for indicating the start of the grinding operation
- B24B49/08—Measuring or gauging equipment for controlling the feed movement of the grinding tool or work; Arrangements of indicating or measuring equipment, e.g. for indicating the start of the grinding operation involving liquid or pneumatic means
Abstract
An ultrahigh-precision numerically-controlled non-circular curved surface composite grinder comprises a grinder bed and an upright post capable of moving forwards and backwards; a workbench is located at the front end of the grinder bed; a headstock, a tailstock and a measuring device are mounted on the workbench; a horizontal-axis grinding wheel disc and a vertical-axis grinding wheel disc are mounted on the movable upright post; a composite grinding function is realized through accurate control of four servo axes, namely an axis X, an axis Y, an axis Z and an axis C; and a workpiece can be subjected to excircle grinding, plane surface grinding, groove grinding, prismatic polyhedron grinding and end surface grinding through one-time clamping, and can also be subjected to non-circular curved surface grinding through linkage differential complement of the axis C and the axis X. The ultrahigh-precision numerically-controlled non-circular curved surface composite grinder has the characteristics of high machining precision, wide application range, high production efficiency and the like.
Description
Technical field
The present invention relates to the grinding machine in a kind of machining equipment, particularly relate to the non-round surface compound grinding machine of a kind of superhigh precision numerical control, belong to mechanical processing machine field.
Background technology
In machining equipment, grinding machine is a kind of conventional fine machining tool, there are internal grinder, cylindrical grinder, surface grinding machine, cutter and tool grinding machine etc., vertical shaft and horizontal axis two type is divided into by grinding spindle distribution form, conventional grinding machine generally only has a bistrique, and function singleness, the grinding machine of grinding cylindrical cannot flat surface grinding, and the grinding machine of grinding plane cannot cylindrical grinding.Recently, also some many bistriques compound grinding machines have been there are, as CN103817582A describes a kind of numerical control internal-external circle and end face compound grinding machine, it is provided with three horizontal bistriques, mainly for the endoporus of gear various in automobile industry, end face, the fine finishining of the rotary surfaces such as cylindrical, CN103302558A describes a kind of numerical control compound grinding machine and method for grinding is also for large size bearing or fillet of gear, the fine finishining grinding of cylindrical and end face, these are all the special purpose grinders for specific component, and for some axial workpieces, as automobile power steering power shaft hydraulic fluid port limit, polyhedron axle, cylindrical, axial groove, end face etc., once be installed and how realize high-precision grinding, and the high-precision grinding of non-round surface as this kind of in camshaft, current existing grinding machine and technology also cannot realize.
Summary of the invention
The object of the present invention is to provide the non-round surface compound grinding machine of a kind of superhigh precision numerical control, mainly for axial workpiece, once be installed and can realize the grinding of cylindrical, axial groove, face of a polyhedron, plane, end face, end face groove, the conical surface, especially also can be used for the accurate grinding processing of non-round surface (as camshaft).
Above-mentioned purpose of the present invention is achieved in that provides a kind of superhigh precision numerical control non-round surface compound grinding machine, it comprises lathe bed 1, column 2, emery wheel, it is characterized in that: described lathe bed 1 is provided with Z axis moving guide rail 10, Z axis moves drive system 11 and drives workbench 3 to move along Z-direction, workbench 3 is provided with the headstock 2, tailstock 9 and measurement mechanism A5, the headstock is provided with rotary main shaft, C axle rotary drive system 21 and workpiece chuck 4, tailstock is provided with top 8, described lathe bed is also provided with X-axis moving guide rail 12, X-axis moves drive system 13 and drives column 15 to move along X-direction, column is provided with horizontal axis abrasive disc 20 and Y-axis moving guide rail 16, Y-axis moves drive system 17 and drives Y-axis slide plate 14 to move along Y direction, thus drive the vertical shaft abrasive disc 7 that is arranged on Y-axis slide plate 14 and measurement mechanism B18 to move along Y direction,
Top 8 axis collinear that rotary main shaft axis and tailstock 9 that the described headstock 2 is installed are installed, and be parallel to Z axis, the C axle rotary drive system 21 driving rotary main shaft to rotate is the servomotor of direct connection;
The described measurement mechanism A5 be arranged on workbench 3 is arranged on the piston rod front end of oil cylinder or cylinder, oil cylinder or cylinder are fixedly mounted with on the table, its measuring center height and workpiece rotation contour, measurement mechanism A5 can be moved along X-direction by oil cylinder or air cylinder driven, and this measurement mechanism A5 is in-process measuring instrument;
Described for driving column and the horizontal axis abrasive disc 20 be installed on it, vertical shaft abrasive disc 7 to move drive system 13 for linear electric motors along the X-axis of X-axis movement together with measurement mechanism B18;
Described Y-axis moves drive system 17 and Z axis, and to move drive system 11 be all the ball screw assembly, by driven by servomotor;
Described its rotation axis parallel of horizontal axis abrasive disc 20 that to be arranged on column 15 is in workpiece rotation, perpendicular to stud sides facade, horizontal axis abrasive disc 20 is positioned at column side, grinding wheel spindle passes column cylinder from column side, horizontal axis abrasive disc and grinding wheel spindle are driven by motor, and dynamic balancing automatic regulating apparatus is housed;
Describedly be arranged on its rotation of vertical shaft abrasive disc 7 on Y-axis slide plate 14 perpendicular to horizontal plane, be parallel to Y direction, and be in before Horizontal sand wheel disc rotation, vertical shaft abrasive disc main shaft 19 or driven by motor, or be electro spindle;
The described measurement mechanism B18 be arranged on Y-axis slide plate 14 is arranged on the piston rod front end of oil cylinder or cylinder, oil cylinder or cylinder are packed on Y-axis slide plate 14, measurement mechanism B18 can be moved up and down along Y direction by oil cylinder or air cylinder driven, and this measurement mechanism B18 is on-line measurement probe;
The non-round surface composite grinding of described superhigh precision is that the C axle by being rotated by the Serve Motor Control workpiece that directly connects links to differ to mend with the X-axis being controlled column and the horizontal axis abrasive disc 20 be installed on it and vertical shaft abrasive disc 7 movement by linear electric motors and realizes.
The non-round surface compound grinding machine of superhigh precision numerical control of the present invention, has effect useful as follows:
The non-round surface compound grinding machine of this superhigh precision numerical control, owing to being provided with horizontal axis abrasive disc and vertical shaft abrasive disc, such grinding machine has possessed horizontal axis abrasive disc and vertical shaft abrasive disc feature simultaneously, workbench is provided with the headstock and tailstock, workpiece process distortion is made to drop to minimum, pass through X-axis, Y-axis, Z axis and C axle four axis servomotors precisely control, achieve the function of composite grinding, workpiece is once installed not only can grinding cylindrical, plane, groove, prism polyhedron, end face, also mend the non-round surface of grinding by C axle and X-axis interlock difference, C axle directly drives and ensure that C axle high accuracy, X-axis adopts linear electric motors driving to eliminate and drives the reciprocal gap of bringing with leading screw, on-line measurement checkout gear is installed, process closed-loop control, impart the quality of this grinding machine superhigh precision.This superhigh precision numerical control non-round surface compound grinding machine has that machining accuracy is high, widely applicable, production efficiency high.
Below in conjunction with drawings and Examples, the non-round surface compound grinding machine of superhigh precision numerical control of the present invention is described further.
Accompanying drawing explanation
Fig. 1 is the axle side schematic diagrames such as the non-round surface compound grinding machine of superhigh precision numerical control;
Wherein:
1-lathe bed; The 2-headstock; 3-workbench; 4-workpiece chuck; 5-measurement mechanism A;
6-processing work; 7-vertical shaft abrasive disc; 8-is top; 9-tailstock; 10-Z axle moving guide rail;
11-Z axle moves drive system; 12-X axle moving guide rail; 13-X axle moves drive system; 14-Y axle slide plate;
15-column; 16-Y axle moving guide rail; 17-Y axle moves drive system; 18-measurement mechanism B;
19-vertical shaft abrasive disc main shaft; 20-horizontal axis abrasive disc; 21-C axle rotary drive system;
Detailed description of the invention
With reference to shown in Fig. 1, workbench 3 is provided with the headstock 2, tailstock 9 and measurement mechanism A5, after workpiece chuck 4 card engaging workpiece, tailstock centre 8 is by workpiece pre-tightening, Z axis moves drive system 11 and drives workbench 3 to make workpiece move to correct position along Z-direction, by cylinder or oil cylinder, measurement mechanism B is moved down, initial measurement and location are carried out to workpiece, and then move left and right for selection horizontal axis abrasive disc 20 or process with vertical shaft abrasive disc 7, measurement mechanism A5 on workbench by cylinder or hydraulic oil cylinder driving near workpiece, pass through X-axis, Y-axis, grinding control is carried out in Z axis and the suitable driving of C axle and interlock.Wherein, whether Y-axis is responsible for vertical shaft abrasive disc 7 and is come into operation and vertical shaft abrasive disc 7 lower mobile and feeding in the Y-axis direction; X-axis is responsible for the accurate radial feed of horizontal axis abrasive disc 20 or vertical shaft abrasive disc 7, and C axle is responsible for location of workpiece calibration and processing orientation, and meanwhile, C axle also can make workpiece rotate with speed that is suitable, that determine; Z axis is responsible for that workpiece spindle is selected to working position selection, axial feed, cross grinding feeding, processing grinding wheel dish, the coming into operation of measurement mechanism B, and the processing work 6 be arranged on workbench 3 also can be made to produce suitable reciprocating vibration along Z axis as needed Z axis.Wherein, C axle directly drives and ensure that C axle high accuracy, X-axis adopts linear electric motors driving to eliminate and drives the reciprocal gap of bringing with leading screw, C axle and X-axis precisely link and differ from and mend, once be installed and not only can realize the grinding of cylindrical, axial groove, face of a polyhedron, plane, end face, end face groove, the conical surface, especially also can be used for the accurate grinding processing of non-round surface (as camshaft), on-line measurement checkout gear is installed, whole process closed-loop control, guarantees to realize superhigh precision grinding.
Above-described is only the preferred embodiments of the present invention.It should be pointed out that for the person of ordinary skill of the art, under the prerequisite not departing from the principle of the invention and core concept, some distortion and improvement can also be made, also be considered as belonging to protection scope of the present invention.
Claims (9)
1. the non-round surface compound grinding machine of superhigh precision numerical control, it comprises lathe bed (1), column (2), emery wheel, it is characterized in that: described lathe bed (1) is provided with Z axis moving guide rail (10), Z axis moves drive system (11) and drives workbench (3) to move along Z-direction, workbench (3) is provided with the headstock (2), tailstock (9) and measurement mechanism A (5), the headstock is provided with rotary main shaft, C axle rotary drive system (21) and workpiece chuck (4), tailstock is provided with top (8), described lathe bed (1) is also provided with X-axis moving guide rail (12), X-axis moves drive system (13) and drives column (15) to move along X-direction, column is provided with horizontal axis abrasive disc (20) and Y-axis moving guide rail (16), Y-axis moves drive system (17) and drives Y-axis slide plate (14) to move along Y direction, thus drive the vertical shaft abrasive disc (7) that is arranged on Y-axis slide plate (14) and measurement mechanism B (18) to move along Y direction.
2. the non-round surface compound grinding machine of a kind of superhigh precision numerical control according to claim 1, it is characterized in that: the rotary main shaft axis of the upper installation of the described headstock (2) and upper top (8) axis collinear installed of tailstock (9), and being parallel to Z axis, the C axle rotary drive system (21) driving rotary main shaft to rotate is the servomotor directly connected.
3. the non-round surface compound grinding machine of a kind of superhigh precision numerical control according to claim 1, it is characterized in that: described in the measurement mechanism A (5) be arranged on workbench (3) be arranged on the piston rod front end of oil cylinder or cylinder, oil cylinder or cylinder are fixedly mounted with on the table, its measuring center height and workpiece rotation contour, measurement mechanism A (5) can be moved along X-direction by oil cylinder or air cylinder driven, and this measurement mechanism A (5) is in-process measuring instrument.
4. the non-round surface compound grinding machine of a kind of superhigh precision numerical control according to claim 1, is characterized in that: described is linear electric motors for driving column and the horizontal axis abrasive disc (20) be installed on it, vertical shaft abrasive disc (7) and measurement mechanism B (18) to move drive system (13) along the X-axis of X-axis movement together.
5. the non-round surface compound grinding machine of a kind of superhigh precision numerical control according to claim 1, is characterized in that: described Y-axis moves drive system (17) and Z axis, and to move drive system (11) be all the ball screw assembly, by driven by servomotor.
6. the non-round surface compound grinding machine of a kind of superhigh precision numerical control according to claim 1, it is characterized in that: described in be arranged on upper horizontal axis abrasive disc (20) its rotation axis parallel of column (15) in workpiece rotation, perpendicular to stud sides facade, horizontal axis abrasive disc (20) is positioned at column side, grinding wheel spindle passes column cylinder from column side, horizontal axis abrasive disc and grinding wheel spindle are driven by motor, and dynamic balancing automatic regulating apparatus is housed.
7. the non-round surface compound grinding machine of a kind of superhigh precision numerical control according to claim 1, it is characterized in that: described in be arranged on vertical shaft abrasive disc (7) its rotation on Y-axis slide plate (14) perpendicular to horizontal plane, be parallel to Y direction, and be in before Horizontal sand wheel disc rotation, vertical shaft abrasive disc main shaft (19) or driven by motor, or be electro spindle.
8. the non-round surface compound grinding machine of a kind of superhigh precision numerical control according to claim 1, it is characterized in that: described in the measurement mechanism B (18) be arranged on Y-axis slide plate (14) be arranged on the piston rod front end of oil cylinder or cylinder, oil cylinder or cylinder are packed on Y-axis slide plate (14), measurement mechanism B (18) can be moved up and down along Y direction by oil cylinder or air cylinder driven, and this measurement mechanism B (18) is on-line measurement probe.
9. the non-round surface compound grinding machine of a kind of superhigh precision numerical control according to claim 1, is characterized in that: the non-round surface composite grinding of described superhigh precision is that the C axle by being rotated by the Serve Motor Control workpiece that directly connects links to differ to mend with the X-axis being controlled column and the horizontal axis abrasive disc (20) be installed on it and vertical shaft abrasive disc (7) movement by linear electric motors and realizes.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510925362.6A CN105437032A (en) | 2015-12-15 | 2015-12-15 | Ultrahigh-precision numerically-controlled non-circular curved surface composite grinder |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510925362.6A CN105437032A (en) | 2015-12-15 | 2015-12-15 | Ultrahigh-precision numerically-controlled non-circular curved surface composite grinder |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN105437032A true CN105437032A (en) | 2016-03-30 |
Family
ID=55547908
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201510925362.6A Pending CN105437032A (en) | 2015-12-15 | 2015-12-15 | Ultrahigh-precision numerically-controlled non-circular curved surface composite grinder |
Country Status (1)
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|---|---|
| CN (1) | CN105437032A (en) |
Cited By (11)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106272079A (en) * | 2016-08-24 | 2017-01-04 | 重庆大学 | Emery wheel can the screw rod grinding attachment of restoring on line |
| CN106695476A (en) * | 2017-02-08 | 2017-05-24 | 佛山慧创正元新材料科技有限公司 | Crankshaft neck polishing device |
| CN107186603A (en) * | 2017-05-05 | 2017-09-22 | 东莞市金铸机械设备有限公司 | A kind of five axle control system of polisher |
| CN107571122A (en) * | 2017-09-07 | 2018-01-12 | 浙江博星工贸有限公司 | Camshaft cross slid platform grinding machine |
| CN108620993A (en) * | 2018-07-17 | 2018-10-09 | 苏州瑞沁精密机械有限公司 | A kind of double-station grinding apparatus |
| CN108714852A (en) * | 2018-05-31 | 2018-10-30 | 长光卫星技术有限公司 | A kind of combined type executing agency for being used for numerical control, intelligently polishing |
| CN109500719A (en) * | 2018-11-29 | 2019-03-22 | 中原工学院 | Ultraprecise small abrasive nose burnishing machine |
| CN109623044A (en) * | 2018-12-17 | 2019-04-16 | 綦江县桥兴齿轮有限公司 | A kind of gear grinding process equipment |
| CN111843765A (en) * | 2020-07-14 | 2020-10-30 | 安徽省裕康铝业有限公司 | Surface grinding device is used in aluminum products production |
| CN112547847A (en) * | 2020-11-14 | 2021-03-26 | 中机试验装备股份有限公司 | Formula gyro wheel actuating mechanism is driven down to high accuracy |
| CN113579375A (en) * | 2021-08-16 | 2021-11-02 | 温岭市玲荣工具股份有限公司 | Thread grinding machine |
-
2015
- 2015-12-15 CN CN201510925362.6A patent/CN105437032A/en active Pending
Cited By (16)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106272079B (en) * | 2016-08-24 | 2019-07-02 | 重庆大学 | Grinding wheel can restoring on line screw rod grinding attachment |
| CN106272079A (en) * | 2016-08-24 | 2017-01-04 | 重庆大学 | Emery wheel can the screw rod grinding attachment of restoring on line |
| CN106695476A (en) * | 2017-02-08 | 2017-05-24 | 佛山慧创正元新材料科技有限公司 | Crankshaft neck polishing device |
| CN107186603A (en) * | 2017-05-05 | 2017-09-22 | 东莞市金铸机械设备有限公司 | A kind of five axle control system of polisher |
| CN107186603B (en) * | 2017-05-05 | 2018-12-25 | 东莞市金铸机械设备有限公司 | A kind of five axis control system of polisher |
| CN107571122A (en) * | 2017-09-07 | 2018-01-12 | 浙江博星工贸有限公司 | Camshaft cross slid platform grinding machine |
| CN107571122B (en) * | 2017-09-07 | 2019-07-02 | 浙江博星工贸有限公司 | Camshaft cross slid platform grinding machine |
| CN108714852A (en) * | 2018-05-31 | 2018-10-30 | 长光卫星技术有限公司 | A kind of combined type executing agency for being used for numerical control, intelligently polishing |
| CN108620993A (en) * | 2018-07-17 | 2018-10-09 | 苏州瑞沁精密机械有限公司 | A kind of double-station grinding apparatus |
| CN109500719B (en) * | 2018-11-29 | 2020-11-03 | 中原工学院 | Ultra-precise small grinding head polishing machine tool |
| CN109500719A (en) * | 2018-11-29 | 2019-03-22 | 中原工学院 | Ultraprecise small abrasive nose burnishing machine |
| CN109623044A (en) * | 2018-12-17 | 2019-04-16 | 綦江县桥兴齿轮有限公司 | A kind of gear grinding process equipment |
| CN111843765A (en) * | 2020-07-14 | 2020-10-30 | 安徽省裕康铝业有限公司 | Surface grinding device is used in aluminum products production |
| CN112547847A (en) * | 2020-11-14 | 2021-03-26 | 中机试验装备股份有限公司 | Formula gyro wheel actuating mechanism is driven down to high accuracy |
| CN112547847B (en) * | 2020-11-14 | 2022-08-30 | 中机试验装备股份有限公司 | Formula gyro wheel actuating mechanism is driven down to high accuracy |
| CN113579375A (en) * | 2021-08-16 | 2021-11-02 | 温岭市玲荣工具股份有限公司 | Thread grinding machine |
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Address after: 100176 Beijing Yizhuang West Ring South Road, 18 Huilong Sen International Innovation Industrial Park A 5 floor 508 room Applicant after: BEIJING PROSPER PRECISION MACHINE TOOL CO., LTD. Address before: Beijing City, Chaoyang District Wangjing two district 100102 emerging industries in the Garden District Litse No. 208 No. 2 floor four No. 4404 Beijing bouro Spang precision machine tool company Applicant before: BEIJING PROSPER PRECISION MACHINE TOOL CO., LTD. |
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