CN111890169A - Numerical control grinding machine for spherical base surface of conical roller - Google Patents
Numerical control grinding machine for spherical base surface of conical roller Download PDFInfo
- Publication number
- CN111890169A CN111890169A CN201910325790.3A CN201910325790A CN111890169A CN 111890169 A CN111890169 A CN 111890169A CN 201910325790 A CN201910325790 A CN 201910325790A CN 111890169 A CN111890169 A CN 111890169A
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- Prior art keywords
- numerical control
- carriage
- grinding wheel
- arc
- tapered roller
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- 230000007246 mechanism Effects 0.000 claims abstract description 53
- 238000002955 isolation Methods 0.000 claims abstract description 26
- 238000000034 method Methods 0.000 claims description 10
- 230000008569 process Effects 0.000 claims description 10
- 230000003068 static effect Effects 0.000 claims description 10
- 230000001681 protective effect Effects 0.000 claims description 8
- 238000009966 trimming Methods 0.000 claims description 6
- 230000009471 action Effects 0.000 claims description 4
- 230000033001 locomotion Effects 0.000 claims description 4
- 230000009977 dual effect Effects 0.000 abstract 1
- 230000005540 biological transmission Effects 0.000 description 5
- 230000008859 change Effects 0.000 description 3
- 150000001875 compounds Chemical class 0.000 description 2
- 238000004519 manufacturing process Methods 0.000 description 2
- 238000000926 separation method Methods 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000003754 machining Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000005096 rolling process Methods 0.000 description 1
- 230000001360 synchronised effect Effects 0.000 description 1
Images
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
- B24B15/00—Machines or devices designed for grinding seat surfaces; Accessories therefor
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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
- B24B41/00—Component parts such as frames, beds, carriages, headstocks
- B24B41/005—Feeding or manipulating devices specially adapted to grinding machines
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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
- B24B41/00—Component parts such as frames, beds, carriages, headstocks
- B24B41/06—Work supports, e.g. adjustable steadies
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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
- 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
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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
- B24B53/00—Devices or means for dressing or conditioning abrasive surfaces
- B24B53/04—Devices or means for dressing or conditioning abrasive surfaces of cylindrical or conical surfaces on abrasive tools or wheels
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- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Grinding Of Cylindrical And Plane Surfaces (AREA)
Abstract
The numerical control tapered roller spherical datum plane grinding machine is composed of a machine body and a numerical control system, when a tapered roller spherical datum plane is machined, an isolation disc driving mechanism drives an isolation disc to rotate clockwise, a magnetic disc driving mechanism drives a magnetic disc to rotate anticlockwise, the machined tapered roller is located on a tooth ring of the isolation disc, the magnetic force of the magnetic disc below attracts the tapered roller, the tapered roller rotates clockwise along with the isolation disc, and the tapered roller rotates and revolves around the center of the isolation disc under the dual action of the isolation disc and the magnetic disc. After it is ground by a forming grinding wheel, a spherical base surface is obtained.
Description
Technical Field
The invention relates to a grinding machine, in particular to a bearing rolling element (tapered roller) processing device. In particular to a numerical control conical roller sphere base surface grinding machine.
Background
The tapered roller is an important part of a tapered roller bearing, and the processing of the spherical base surface of the tapered roller is usually completed by a tapered roller spherical base surface grinding machine. The existing conical roller ball base surface grinding machine is complex in structure and backward in transmission mode, the transmission of a separation disc and a magnetic disc is realized by adopting chain wheel and chain, worm and gear transmission, the speeds of the separation disc and the magnetic disc are different by changing an exchange gear, the grinding wheel dressing swing is driven by a rotary hydraulic cylinder, and a grinding wheel dressing mechanism and a carriage feeding mechanism work in a hand wheel manual regulation mode. The grinding machine for the spherical base surface of the tapered roller has the advantages of multiple transmission parts, multiple easily-damaged parts, high requirement on part machining precision, high failure rate, poor stability, high loss of multi-stage transmission energy, high requirement on professional technology of operators by manual adjustment, time consumption for adjustment and low efficiency.
Disclosure of Invention
The invention aims to provide a numerical control conical roller ball base surface grinding machine.
The technical problem to be solved by the invention is realized by adopting the following technical scheme:
the numerical control conical roller sphere basal plane grinding machine comprises a machine body and a numerical control system, wherein a spindle box is arranged at the upper part of the machine body, a dynamic and static pressure spindle is arranged on the spindle box, a grinding carriage is arranged on the dynamic and static pressure spindle, an arc-shaped grinding wheel is arranged on the grinding carriage, a grinding wheel protective cover is also fixed on the spindle box and covers the arc-shaped grinding wheel, a base is arranged at the left end of the grinding wheel protective cover on the machine body, an automatic trimming mechanism is arranged on the base, a dragging plate seat shell is arranged at the other end of the machine body, a front end numerical control adjusting mechanism is arranged at the front end of the dragging plate seat shell, a rear end numerical control adjusting mechanism is arranged at the rear end of the dragging plate seat shell, a dragging plate is connected to the dragging plate seat shell in a sliding manner, a magnetic disk driving mechanism is arranged at the front end of the dragging plate, a, the isolation disc driving mechanism is fixedly provided with an isolation disc, and the isolation disc is positioned above the magnetic disc;
the automatic trimming mechanism can realize the compound action of linear feeding and reciprocating swinging, trim the arc-shaped grinding wheel, and accurately control the feeding amount; the dressing frequency of the arc-shaped grinding wheel can be set according to the process requirements, the dressing is automatically carried out, the reciprocating swinging speed can be set according to the process requirements, and the different dressing speed requirements of the rough grinding area and the accurate grinding area of the working surface of the arc-shaped grinding wheel are met;
the front end numerical control adjusting mechanism can realize the change of the carriage in the vertical position, realize the adjustment of the front end of the carriage and adjust the front end of the carriage to a working point;
the rear end numerical control adjusting mechanism can realize the rotation of the rear end of the carriage by taking the front end as a fulcrum, realize the adjustment of the rear end position and adjust the plane of the carriage to a working surface.
The magnetic disk driving mechanism drives the magnetic disk to rotate and enables the magnetic disk to become a rotating magnetic disk.
The side wall of the rear end of the carriage is also provided with a numerical control feeding mechanism; the numerical control feeding mechanism can realize the movement of the carriage on the carriage seat shell to complete the feeding of the carriage;
the input end of the dynamic and static pressure main shaft is connected with a driving motor;
the numerical control system adopts a Siemens automatic control system and a touch screen human-computer interface, and can conveniently call experience data and process parameters.
The invention has the beneficial effects that: 1. the motion mechanism is directly driven by servo, so that the structure of the equipment is simplified, the processing and the manufacturing are convenient, and the automatic control is realized;
2. the numerical control system controls a plurality of adjusting mechanisms simultaneously, synchronous linkage ensures the accuracy and timeliness of adjustment, and improves the processing quality and stability of the tapered roller;
3. the numerical control system solidifies the empirical data and the technological parameters, and can be flexibly called and automatically controlled;
4. the numerical control reduces manual operation, so that the adjustment is digitalized and controllable, the production efficiency is improved, and the labor intensity is reduced.
Drawings
Fig. 1 is a schematic perspective view of the present invention.
FIG. 2 is a top view of the present invention.
In the figure, 1-lathe bed, 2-arc grinding wheel, 3-dynamic and static pressure main shaft, 4-grinding wheel frame, 5-base, 6-automatic trimming mechanism, 7-grinding wheel protective cover, 8-main shaft box, 9-isolation disc, 10-isolation disc driving mechanism, 11-body shell, 12-carriage, 13-numerical control feeding mechanism, 14-carriage seat shell, 15-rear end numerical control adjusting mechanism, 16-magnetic disc driving mechanism, 17-magnetic disc, 18-front end numerical control adjusting mechanism and 19-driving motor.
Detailed Description
In order to make the technical means, the creation characteristics, the achievement purposes and the effects of the invention easy to understand, the invention is further explained below by combining the specific drawings.
The numerical control conical roller sphere basal plane grinding machine comprises a machine body 1 and a numerical control system, wherein a main spindle box 8 is arranged at the upper part of the machine body 1, a dynamic and static pressure main shaft 3 is arranged on the main spindle box 8, a grinding carriage 4 is arranged on the dynamic and static pressure main shaft 3, an arc-shaped grinding wheel 2 is arranged on the grinding carriage 4, a grinding wheel protective cover 7 is also fixed on the main spindle box 8, the grinding wheel protective cover 7 covers the arc-shaped grinding wheel 2, a base 5 is arranged at the left end of the grinding wheel protective cover 7 on the machine body 1, an automatic trimming mechanism 6 is arranged on the base 5, a dragging plate base shell 14 is arranged at the other end of the machine body 1, a front end numerical control adjusting mechanism 18 is arranged at the front end of the dragging plate base shell 14, a rear end numerical control adjusting mechanism 15 is arranged at the rear end of the dragging plate base shell 14, a dragging plate 12 is connected with the sliding way, a body shell 11 is arranged at the rear end of the dragging plate 12, an isolation disc driving mechanism 10 is fixed at the front end of the body shell 11, an isolation disc 9 is fixed on the isolation disc driving mechanism 10, and the isolation disc 9 is positioned above a magnetic disc 17;
the automatic trimming mechanism 6 can realize the compound action of linear feeding and reciprocating swing, the arc grinding wheel 2 is trimmed, and the feeding amount can be accurately controlled; the dressing frequency of the arc-shaped grinding wheel 2 can be set according to the process requirements, the dressing is automatically carried out, the reciprocating swinging speed can be set according to the process requirements, and the different dressing speed requirements of the rough grinding area and the accurate grinding area of the working surface of the arc-shaped grinding wheel are met;
the front end numerical control adjusting mechanism 18 can realize the change of the carriage 12 in the vertical position, realize the adjustment of the front end position of the carriage 12 and adjust the front end of the carriage 12 to a working point;
the rear end numerical control adjusting mechanism 15 can realize the rotation of the rear end of the carriage 12 by taking the front end as a fulcrum, realize the adjustment of the rear end position and adjust the plane of the carriage 12 to a working plane.
The disk drive mechanism 16 rotates the magnetic disk 17, and at the same time, makes the magnetic disk 17 a rotating magnetic disk.
The side wall of the rear end of the planker 12 is also provided with a numerical control feeding mechanism 13; the numerical control feeding mechanism 13 can realize the movement of the carriage 12 on the carriage seat shell 14 to complete the feeding of the carriage 12;
the input end of the dynamic and static pressure main shaft 3 is connected with a driving motor 19;
the numerical control system adopts a Siemens automatic control system and a touch screen human-computer interface, and can conveniently call experience data and process parameters.
Embodiments of the invention: when the spherical base surface of the conical roller is processed, the isolation disc driving mechanism 10 drives the isolation disc 9 to rotate clockwise, the magnetic disc driving mechanism 16 drives the magnetic disc 17 to rotate anticlockwise, the processed conical roller is positioned on the gear ring of the isolation disc 9, the magnetic disc 17 below attracts the conical roller through magnetic force, the conical roller rotates clockwise along with the isolation disc 9, the conical roller rotates and revolves around the center of the isolation disc under the double actions of the isolation disc 9 and the magnetic disc 17, and after coarse grinding and fine grinding of the arc-shaped grinding wheel are completed, the high-precision spherical base surface is obtained. In the grinding process, the arc-shaped working surface of the arc-shaped grinding wheel 2 needs to be frequently dressed (shaped and sharpened), the automatic dressing mechanism 6 can realize the automatic dressing of the working surface of the arc-shaped grinding wheel 2, and the size and position changes of the arc-shaped grinding wheel 2 after dressing are automatically compensated by the numerical control feeding mechanism 13. The front end numerical control adjusting mechanism 18 and the rear end numerical control adjusting mechanism 15 of the carriage 12 coordinate to adjust the height and the inclination angle of the carriage 12, so as to meet the requirement that the center line of the processed tapered roller passes through the center of the arc-shaped grinding wheel 2; the numerical control feeding mechanism 13 on the side wall of the rear end of the dragging plate 12 drives the magnetic disk 17 to move towards the arc-shaped grinding wheel 2, the position change of the working surface of the magnetic disk 17 on the dragging plate 12 relative to the working surface of the arc-shaped grinding wheel 2 is automatically compensated, and the requirement that the conical vertex of the conical roller to be processed, the rotation center of the isolation disk 9 and the curvature center of the arc-shaped bus of the grinding wheel are overlapped at three points is met. The processing precision requirement of the ball base surface of the conical roller of the processed workpiece is ensured.
The foregoing shows and describes the general principles and broad features of the present invention and advantages thereof. It will be understood by those skilled in the art that the present invention is not limited to the embodiments described above, which are described in the specification and illustrated only to illustrate the principle of the present invention, but that various changes and modifications may be made therein without departing from the spirit and scope of the present invention, which fall within the scope of the invention as claimed. The scope of the invention is defined by the appended claims and equivalents thereof.
Claims (8)
1. The numerical control conical roller sphere basal plane grinding machine is characterized by comprising a machine body and a numerical control system, wherein the upper part of the machine body is provided with a spindle box, a dynamic and static pressure spindle is arranged on the spindle box, a grinding carriage is arranged on the dynamic and static pressure spindle, an arc-shaped grinding wheel is arranged on the grinding carriage, a grinding wheel protective cover is also fixed on the spindle box and covers the arc-shaped grinding wheel, a base is arranged at the left end of the grinding wheel protective cover on the machine body, an automatic trimming mechanism is arranged on the base, a dragging plate seat shell is arranged at the other end of the machine body, a front end numerical control adjusting mechanism is arranged at the front end of the dragging plate seat shell, a rear end numerical control adjusting mechanism is arranged at the rear end of the dragging plate seat shell, a dragging plate is connected on the dragging plate seat shell in a sliding manner, a magnetic disk driving mechanism is arranged, the rear end of the dragging plate is provided with a body shell, the front end of the body shell is fixedly provided with an isolation disc driving mechanism, an isolation disc is fixed on the isolation disc driving mechanism, and the isolation disc is positioned above the magnetic disc.
2. The numerical control tapered roller ball base surface grinding machine as claimed in claim 1, characterized in that the automatic dressing mechanism can realize the combined actions of linear feeding and reciprocating swing, dress an arc-shaped grinding wheel, and precisely control the feeding amount; the dressing frequency of the arc-shaped grinding wheel can be set according to the process requirements, the arc-shaped grinding wheel can be automatically dressed, the reciprocating swinging speed can be set according to the process requirements, and the different dressing speed requirements of the rough grinding area and the accurate grinding area of the working surface of the arc-shaped grinding wheel are met.
3. The numerically controlled tapered roller ball-based surface grinding machine as claimed in claim 1, wherein the front end numerically controlled adjustment mechanism is capable of changing the position of the carriage in the vertical direction, thereby adjusting the position of the front end of the carriage to a working point.
4. The numerically controlled tapered roller ball-based surface grinding machine as claimed in claim 1, wherein the rear end numerically controlled adjustment mechanism is capable of achieving rotation of the rear end of the carriage with the front end as a fulcrum, achieving adjustment of the rear end position, and enabling adjustment of the plane of the carriage to the work surface.
5. The numerically controlled conical roller ball-based surface grinder of claim 1, wherein the disk drive mechanism rotates the disk and simultaneously turns the disk into a rotating magnetic disk.
6. The numerical control tapered roller spherical datum plane grinding machine as claimed in claim 1, characterized in that a numerical control feeding mechanism is further arranged on the side wall of the rear end of the carriage; the numerical control feeding mechanism can realize the movement of the carriage on the carriage seat shell to complete the feeding of the carriage.
7. The numerically controlled conical roller ball base surface grinding machine as claimed in claim 1, wherein an input end of the dynamic and static pressure main shaft is connected with a driving motor.
8. The numerically controlled conical roller ball datum grinder as claimed in claim 1, wherein the numerical control system employs siemens automatic control system and touch screen human-machine interface, which can easily call experience data and process parameters.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910325790.3A CN111890169B (en) | 2019-05-06 | 2019-05-06 | Numerical control conical roller sphere base surface grinding machine |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910325790.3A CN111890169B (en) | 2019-05-06 | 2019-05-06 | Numerical control conical roller sphere base surface grinding machine |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN111890169A true CN111890169A (en) | 2020-11-06 |
| CN111890169B CN111890169B (en) | 2024-07-12 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201910325790.3A Active CN111890169B (en) | 2019-05-06 | 2019-05-06 | Numerical control conical roller sphere base surface grinding machine |
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| Country | Link |
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| CN (1) | CN111890169B (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113910091A (en) * | 2021-08-31 | 2022-01-11 | 清研精密轴承研究院(洛阳)有限公司 | Conical roller ball base surface polishing machine |
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|---|---|---|---|---|
| FR884903A (en) * | 1941-08-07 | 1943-08-31 | Karl Jung Maschinenfabrik | Grinding machine, especially for interior grinding |
| JPH11179646A (en) * | 1997-12-19 | 1999-07-06 | Speedfam Co Ltd | Cleaning equipment |
| CN101367179A (en) * | 2008-10-16 | 2009-02-18 | 濮阳贝英数控机械设备有限公司 | Novel centerless grinder for taper roller |
| CN102267096A (en) * | 2011-09-01 | 2011-12-07 | 宁波耐特嘉机械制造有限公司 | Grinding machine abrasive wheel dresser for convexity of roller bearing raceway |
| CN103084979A (en) * | 2013-01-15 | 2013-05-08 | 新乡亿威数控设备有限公司 | Grinding wheel outer diameter orthodrome grinding roller base surface machine tool |
| CN203092346U (en) * | 2012-12-25 | 2013-07-31 | 陕西秦川机械发展股份有限公司 | Ultra-hard abrasive wheel numerical-control accurate finishing grinder |
| CN204262981U (en) * | 2014-10-23 | 2015-04-15 | 浙江省嵊州市沃尔孚精密机械有限公司 | A kind of inner hole grinding machine |
| CN206393376U (en) * | 2016-12-24 | 2017-08-11 | 宁波金创享智能科技有限公司 | A kind of lapping device of grinding machine for spherical fiducial surface of conical roller |
| CN108436703A (en) * | 2018-03-27 | 2018-08-24 | 侯亚新 | A kind of vertical composite processing machine tool based on spherical base surface of tapered roller |
| CN208304652U (en) * | 2018-06-12 | 2019-01-01 | 如皋市力星滚子科技有限公司 | Grinding device on grinding machine for spherical fiducial surface of conical roller |
-
2019
- 2019-05-06 CN CN201910325790.3A patent/CN111890169B/en active Active
Patent Citations (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| FR884903A (en) * | 1941-08-07 | 1943-08-31 | Karl Jung Maschinenfabrik | Grinding machine, especially for interior grinding |
| JPH11179646A (en) * | 1997-12-19 | 1999-07-06 | Speedfam Co Ltd | Cleaning equipment |
| CN101367179A (en) * | 2008-10-16 | 2009-02-18 | 濮阳贝英数控机械设备有限公司 | Novel centerless grinder for taper roller |
| CN102267096A (en) * | 2011-09-01 | 2011-12-07 | 宁波耐特嘉机械制造有限公司 | Grinding machine abrasive wheel dresser for convexity of roller bearing raceway |
| CN203092346U (en) * | 2012-12-25 | 2013-07-31 | 陕西秦川机械发展股份有限公司 | Ultra-hard abrasive wheel numerical-control accurate finishing grinder |
| CN103084979A (en) * | 2013-01-15 | 2013-05-08 | 新乡亿威数控设备有限公司 | Grinding wheel outer diameter orthodrome grinding roller base surface machine tool |
| CN204262981U (en) * | 2014-10-23 | 2015-04-15 | 浙江省嵊州市沃尔孚精密机械有限公司 | A kind of inner hole grinding machine |
| CN206393376U (en) * | 2016-12-24 | 2017-08-11 | 宁波金创享智能科技有限公司 | A kind of lapping device of grinding machine for spherical fiducial surface of conical roller |
| CN108436703A (en) * | 2018-03-27 | 2018-08-24 | 侯亚新 | A kind of vertical composite processing machine tool based on spherical base surface of tapered roller |
| CN208304652U (en) * | 2018-06-12 | 2019-01-01 | 如皋市力星滚子科技有限公司 | Grinding device on grinding machine for spherical fiducial surface of conical roller |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113910091A (en) * | 2021-08-31 | 2022-01-11 | 清研精密轴承研究院(洛阳)有限公司 | Conical roller ball base surface polishing machine |
| CN113910091B (en) * | 2021-08-31 | 2022-11-15 | 清研精密轴承研究院(洛阳)有限公司 | Polishing machine for spherical base surface of conical roller |
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| Publication number | Publication date |
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| CN111890169B (en) | 2024-07-12 |
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Denomination of invention: CNC Conical Roller Ball Base Grinding Machine Granted publication date: 20240712 Pledgee: Anqing rural commercial bank Limited by Share Ltd. Pledgor: ANHUI YINGDELI INDUSTRIAL GROUP Co.,Ltd. Registration number: Y2024980039711 |
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