CN114905368A - Processing device and processing method for fixed abrasive particles in discontinuous region of precise sphere - Google Patents
Processing device and processing method for fixed abrasive particles in discontinuous region of precise sphere Download PDFInfo
- Publication number
- CN114905368A CN114905368A CN202210619656.6A CN202210619656A CN114905368A CN 114905368 A CN114905368 A CN 114905368A CN 202210619656 A CN202210619656 A CN 202210619656A CN 114905368 A CN114905368 A CN 114905368A
- Authority
- CN
- China
- Prior art keywords
- disc
- fixed abrasive
- abrasive particle
- groove
- ball
- 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.)
- Granted
Links
- 239000002245 particle Substances 0.000 title claims abstract description 76
- 238000003672 processing method Methods 0.000 title claims description 6
- 238000000227 grinding Methods 0.000 claims abstract description 44
- 238000003754 machining Methods 0.000 claims abstract description 11
- 238000000034 method Methods 0.000 claims abstract description 10
- 239000012530 fluid Substances 0.000 claims description 21
- 239000007788 liquid Substances 0.000 claims description 12
- 239000006061 abrasive grain Substances 0.000 claims description 10
- 229910001018 Cast iron Inorganic materials 0.000 claims description 8
- 230000002572 peristaltic effect Effects 0.000 claims description 8
- PNEYBMLMFCGWSK-UHFFFAOYSA-N aluminium oxide Inorganic materials [O-2].[O-2].[O-2].[Al+3].[Al+3] PNEYBMLMFCGWSK-UHFFFAOYSA-N 0.000 claims description 7
- 239000002184 metal Substances 0.000 claims description 4
- 229910052751 metal Inorganic materials 0.000 claims description 4
- 230000008569 process Effects 0.000 claims description 4
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 claims description 3
- 229910052799 carbon Inorganic materials 0.000 claims description 3
- 239000000919 ceramic Substances 0.000 claims description 3
- 230000008859 change Effects 0.000 claims description 3
- 229910003460 diamond Inorganic materials 0.000 claims description 3
- 239000010432 diamond Substances 0.000 claims description 3
- 239000011347 resin Substances 0.000 claims description 3
- 229920005989 resin Polymers 0.000 claims description 3
- 239000007767 bonding agent Substances 0.000 claims description 2
- 150000002739 metals Chemical class 0.000 claims description 2
- 238000005245 sintering Methods 0.000 claims description 2
- 230000000737 periodic effect Effects 0.000 claims 1
- 239000000463 material Substances 0.000 abstract description 4
- 238000005498 polishing Methods 0.000 description 5
- 230000000694 effects Effects 0.000 description 3
- 239000004005 microsphere Substances 0.000 description 3
- 239000003350 kerosene Substances 0.000 description 2
- 230000035772 mutation Effects 0.000 description 2
- 238000005096 rolling process Methods 0.000 description 2
- 238000003756 stirring Methods 0.000 description 2
- 229910000831 Steel Inorganic materials 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 239000011230 binding agent Substances 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 230000007123 defense Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000012423 maintenance Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 239000010959 steel Substances 0.000 description 1
Images
Classifications
-
- 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
- B24B11/00—Machines or devices designed for grinding spherical surfaces or parts of spherical surfaces on work; Accessories therefor
- B24B11/02—Machines or devices designed for grinding spherical surfaces or parts of spherical surfaces on work; Accessories therefor for grinding balls
- B24B11/04—Machines or devices designed for grinding spherical surfaces or parts of spherical surfaces on work; Accessories therefor for grinding balls involving grinding wheels
- B24B11/06—Machines or devices designed for grinding spherical surfaces or parts of spherical surfaces on work; Accessories therefor for grinding balls involving grinding wheels acting by the front faces, e.g. of plane, grooved or bevelled shape
-
- 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
- B24B1/00—Processes of grinding or polishing; Use of auxiliary equipment in connection with such processes
-
- 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
-
- 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
- B24B57/00—Devices for feeding, applying, grading or recovering grinding, polishing or lapping agents
- B24B57/02—Devices for feeding, applying, grading or recovering grinding, polishing or lapping agents for feeding of fluid, sprayed, pulverised, or liquefied grinding, polishing or lapping agents
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02P—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
- Y02P70/00—Climate change mitigation technologies in the production process for final industrial or consumer products
- Y02P70/10—Greenhouse gas [GHG] capture, material saving, heat recovery or other energy efficient measures, e.g. motor control, characterised by manufacturing processes, e.g. for rolling metal or metal working
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Grinding And Polishing Of Tertiary Curved Surfaces And Surfaces With Complex Shapes (AREA)
- Finish Polishing, Edge Sharpening, And Grinding By Specific Grinding Devices (AREA)
Abstract
The machining device and the machining method for the fixed abrasive particles in the discontinuous region of the precise sphere comprise a base station, wherein a grinder driver is arranged in the base station and drives a groove disc to rotate, a V-shaped groove is formed in the groove disc, and a machined sphere is arranged in the V-shaped groove; gantry supports are arranged on two sides of the top of the base station, a ball screw, a pressure sensor, an elastic connecting piece and a discontinuous region fixed abrasive particle disc are sequentially arranged on the gantry supports from top to bottom, and the lower end face of the discontinuous region fixed abrasive particle disc is abutted against the outer surface of a processed ball in the groove disc; the ball screw rotates and is adjusted downwards, the lower end face of the fixed abrasive particle disc in the discontinuous region applies load to the processed ball in the groove, and meanwhile, the grinding machine driver drives the groove disc to rotate, so that the processed ball is processed with high precision and high consistency; the invention adopts the non-continuous area fixed abrasive particle disc to replace a flat abrasive disc on the traditional ball processing equipment, and the non-continuous area fixed abrasive particle disc is suitable for processing balls with different sizes and different precisions through the matching of the fixed abrasive particle block material and the loading pressure.
Description
Technical Field
The invention relates to the technical field of precision machining of spheres, in particular to a device and a method for machining fixed abrasive particles in a discontinuous area of a precision sphere.
Background
The high-precision sphere has extremely important application in high-end high-precision fields such as high-end equipment, instruments and meters, aerospace, national defense weapons, nuclear industry and the like. Traditional ultraprecise spheroid processing mode is mostly the processing mode of flat dish and concentric circles V type fluted disc combination, and this kind of mode has realized the full envelope of sphere grinding orbit with the help of agitating unit, improves spheroid circularity and roughness, but this kind of processing mode machining efficiency is low to agitating unit's stirring motion effect is uncontrolled, and based on the probability of stirring, the spheroid precision uniformity who processes out through this kind of processing mode is poor, picks out the high accuracy spheroid through selecting separately, therefore the yield is low.
The eccentric circle processing mode derived based on the processing mode can improve the processing effect of a sphere and the like, but can not realize the full envelope of the spherical surface of the processing track; the spherical surface full envelope of the processing track can be realized by the processing mode of actively controlling the self-rotation angle of the sphere, but the processing mode has high precision requirement on processing equipment and is not suitable for processing the microspheres with small sizes.
Therefore, a processing device and a processing method for precision spheres, which can meet the requirements of spheres and even microspheres with various sizes, can realize full envelope of the processing track sphere during processing, and have high precision and high consistency, are urgently needed.
Disclosure of Invention
The invention aims to overcome the defects in the prior art and provides a device and a method for processing fixed abrasive particles in a discontinuous area of a precision sphere, wherein the precision of the processed sphere has high consistency.
In order to achieve the above purposes, the technical scheme adopted by the invention is as follows: the processing device for fixing abrasive particles in the discontinuous region of the precise sphere comprises a base station, wherein a grinder driver is arranged in the base station and drives a groove disc to rotate, a V-shaped groove which is curved is formed in the groove disc, and a processed sphere is arranged in the V-shaped groove; gantry supports are mounted on two sides of the top of the base platform, a ball screw, a pressure sensor, an elastic connecting piece and a non-continuous area fixed abrasive particle disc are sequentially mounted on the gantry supports from top to bottom, and the lower end face of the non-continuous area fixed abrasive particle disc is abutted to the outer surface of a machined sphere in the groove disc.
In a preferred embodiment of the present invention, the fixed abrasive disk in the discontinuous region includes a grooved cast iron disk and a plurality of fixed abrasive segments embedded in the grooved cast iron disk at intervals of a sector shape.
In a preferred embodiment of the present invention, the fixed abrasive grain block is made by sintering abrasive grains such as alumina, carbon carbide, or diamond, and a binder such as ceramic, metal, or resin.
In a preferred embodiment of the present invention, a through hole is disposed in the center of the abrasive particle disk, the through hole is communicated with a polishing liquid delivery pipe, and the polishing liquid delivered to the through hole in the polishing liquid delivery pipe is pumped from a polishing liquid barrel by a peristaltic pump.
In a preferred embodiment of the present invention, the top-view trajectory of the V-groove is a curve that is optimally designed according to the convergence efficiency of the ball machining.
In a preferred embodiment of the present invention, the grooved disc is driven by the grinder driver to rotate around a fixed axis at a constant speed.
As a preferable scheme of the present invention, a hand wheel is mounted on the ball screw, and rotation of the hand wheel controls the ball screw to move up and down.
The processing method of the fixed abrasive particles in the discontinuous area of the precise sphere comprises the following steps:
step A: putting the machined ball body into a V-shaped groove of a groove disc, adjusting a ball screw downwards until a pressure sensor reaches specified parameters, fixing an abrasive particle disc in a discontinuous area to pressurize the machined ball body, and driving the groove disc to rotate at a constant speed by a grinder driver so as to drive the machined ball body to roll in the V-shaped groove;
and B: the grinding fluid is pumped from the grinding fluid barrel by a peristaltic pump and is guided into the space between the non-continuous region fixed abrasive particle disc and the groove disc through a through hole in the center of the non-continuous region fixed abrasive particle disc;
and C: and in the process of rolling the machined ball body, the fixed abrasive particle blocks of the fixed abrasive particle disc in the discontinuous region and the grinding liquid grind and remove the surface of the machined ball body together.
In a preferred embodiment of the present invention, the polishing liquid introduced during the machining process also sharpens the fixed abrasive grains of the fixed abrasive grain disk in the discontinuous region.
In a preferred embodiment of the present invention, in step C, the non-continuous region fixed abrasive grain discs are provided with fixed abrasive grain blocks at intervals so as to generate aperiodic changes in the posture of the processed ball in rotation motion.
The invention has the beneficial effects that:
1. the invention can be suitable for the ultra-precise high-consistency batch processing of various spheres with different sizes, including microspheres, and has the advantages of simple equipment, low cost and convenient maintenance.
2. According to the invention, a flat grinding disc on the traditional sphere processing equipment is replaced by the non-continuous area fixed abrasive particle disc, and the non-continuous area fixed abrasive particle disc is suitable for processing spheres with different sizes, high precision and high consistency through the matching of the fixed abrasive particle disc and the groove disc and the difference of fixed abrasive particle block materials and loading pressure.
3. The fixed abrasive particle blocks distributed on the fixed abrasive particle disc at intervals in the discontinuous region enable the autorotation motion posture of the processed ball body to generate aperiodic change, so that the grinding track of the processed ball body is diffused and fully wraps the whole spherical surface, and the roundness of the processed ball body is further converged.
Drawings
FIG. 1 is a schematic structural view of the present invention;
FIG. 2 is a schematic view of a construction of a non-continuous area fixed abrasive disk;
FIG. 3 is a schematic structural diagram of a V-shaped trench;
reference numbers in the figures: 1. the grinding machine comprises a grinding machine driver, 2, a base table, 3, a groove disc, 4, a machined sphere, 5, a discontinuous region fixed abrasive particle disc, 6, an elastic connecting piece, 7, a pressure sensor, 8, a gantry support, 9, a ball screw, 10, a hand wheel, 11, a grinding fluid conveying pipe, 12, a peristaltic pump, 13, a grinding fluid barrel, 14, a grooved cast iron disc, 15, a fixed abrasive particle block, 16, a through hole, 17 and a V-shaped groove.
Detailed Description
The following describes embodiments of the present invention in detail with reference to the accompanying drawings.
As shown in fig. 1-3, the device for processing the fixed abrasive particles in the discontinuous region of the precision sphere comprises a base 2, a grinder driver 1 is arranged in the base 2, the grinder driver 1 drives a grooved disc 3 to rotate, a V-shaped groove 17 is formed in the top of the grooved disc 3, and a processed sphere 4 is arranged in the V-shaped groove 17; gantry supports 8 are installed on two sides of the top of the base station 2, a ball screw 9, a pressure sensor 7, an elastic connecting piece 6 and a discontinuous region fixing abrasive particle disc 5 are sequentially installed on the gantry supports 8 from top to bottom, one end of the pressure sensor 7 is in threaded connection with the bottom of the ball screw 9, the other end of the pressure sensor 7 is in threaded connection with the top of the elastic connecting piece 6, the elastic connecting piece 6 is connected with the discontinuous region fixing abrasive particle disc 5 through studs distributed in the circumferential direction, springs are sleeved outside the studs, machining load is stable through the springs, and the lower end face of the discontinuous region fixing abrasive particle disc 5 is abutted to the outer surface of a machined sphere 4 in the groove disc 3 and pressurizes the machined sphere 4.
The ball screw 9 rotates downwards, the lower end of the non-continuous area fixed abrasive particle disc 5 faces the processed ball 4 in the groove disc 3 to apply load, meanwhile, the grinding machine driver 1 drives the groove disc 3 to rotate, and then the processed ball is processed with high precision and high consistency.
The fixed abrasive particle disc 5 in the discontinuous region comprises a grooved cast iron disc 14 and a plurality of fixed abrasive particle blocks 15, wherein the fixed abrasive particle blocks 15 are embedded in the grooved cast iron disc 14 at intervals in a fan shape; the fixed abrasive particle block 15 can be an abrasive wheel block sintered by abrasive particles such as alumina, carbon carbide or diamond and bonding agents such as ceramics, metals or resins, and the fixed abrasive particle block 15 can be replaced by fixed abrasive particle blocks of different material types according to the requirements of the surface quality and precision of the processed ball 4.
Through hole 16 has been laid at discontinuous regional sessile grit dish 5's center, intercommunication lapping liquid conveyer pipe 11 on the through hole 16, the lapping liquid of carrying to through hole 16 in the lapping liquid conveyer pipe 11 is extracted from lapping liquid bucket 13 by peristaltic pump 12, and the little smear metal on 4 surfaces of processing spheroid is washed to lapping liquid cooperation discontinuous regional sessile grit dish 5, simultaneously, has played the lubricated effect of dressing sharp to the sessile grit piece, improves grinding efficiency.
The top view trajectory of the V-shaped groove 17 is a curve, the function of the curve is optimally designed according to the convergence efficiency of the ball processing, fig. 3 is an example, the V-shaped groove 17 and the grooved disc 3 form an eccentric circle, the diameter and the eccentricity of the V-shaped groove 17 can be adjusted according to the actual situation, and of course, the top view trajectory of the V-shaped groove 17 can be set to other specific curves.
The groove disc 3 is driven by the grinder driver 1 to rotate at a constant speed by a fixed shaft, so that the processed ball 4 in the groove disc 3 can stably rotate.
The hand wheel 10 is installed at the top of the ball screw 9, the rotation of the hand wheel 10 controls the ball screw 9 to move up and down, the pressure of the fixed abrasive particle disc 5 in the discontinuous region on the machined ball 4 is further controlled, the rough grinding and the fine grinding of the ball 4 are processed according to different requirements, the pressure value is displayed through the pressure sensor 7, and the actual adjustment of a user is facilitated.
The processing method of the fixed abrasive particles in the discontinuous area of the precise sphere comprises the following steps:
step A: putting the processed ball 4 into a groove track 17 of a groove disc 3, adjusting a ball screw 9 downwards until a pressure sensor 7 reaches a specified parameter, fixing an abrasive particle disc 5 in a discontinuous area to pressurize the processed ball 4, and driving the groove disc 3 to rotate at a constant speed by a grinder driver 1 so as to drive the processed ball 4 to roll in the groove track 17;
and B: the grinding fluid is pumped from a grinding fluid barrel 13 by a peristaltic pump 12 and is led into the space between the non-continuous area fixed abrasive particle disk 5 and the groove disk 3 through a through hole 16 in the center of the non-continuous area fixed abrasive particle disk 5;
step C: in the process of rolling the machined sphere 4, the fixed abrasive particle blocks 15 of the fixed abrasive particle disc 5 in the discontinuous region and the grinding fluid grind and remove the surface of the machined sphere 4, and in the machining process, the introduced grinding fluid also sharpens the fixed abrasive particle blocks of the fixed abrasive particle disc in the discontinuous region; in the step C, the fixed abrasive grain blocks 15 distributed at intervals on the non-continuous region fixed abrasive grain disc 5 make the rotation motion of the processed ball 4 generate aperiodic change, that is, the rotation direction of the processed ball 4 generates mutation due to mutation of the lateral friction force, so that the grinding track of the processed ball 4 fully encompasses the whole spherical surface, and the roundness of the processed ball 4 is further converged.
In this example, the material of the ball 4 to be machined was bearing steel, the diameter was 1.5mm, the number was 80, and the initial accuracy of the ball 4 to be machined was G10. The processing comprises two procedures of rough grinding and fine grinding, wherein the fixed abrasive particle block 15 on the fixed abrasive particle disc 5 in the discontinuous region adopted in the rough grinding is a 1000# alumina abrasive, the groove curve on the groove disc 3 adopted in the rough grinding is an eccentric circle with the diameter of 110 mm and the eccentricity of 18 mm, and the grinding fluid adopts 15% W5 alumina kerosene grinding fluid by mass fraction. During rough grinding, the hand wheel 10 is rotated to press the non-continuous area fixed abrasive particle disc 5 downwards to load the processed ball 4, the loading pressure is 1.2N/ball, the groove disc 3 rotates at a constant speed of 50rpm during rough grinding, and after 3 hours of processing, the roundness of the processed ball 4 is reduced to 0.11-0.17 mu m.
The fixed abrasive particle block 15 on the fixed abrasive particle disc 5 in the discontinuous region adopted by the lapping is 1500# alumina abrasive, and the grinding fluid adopts 15% by mass of W5 alumina kerosene grinding fluid; the groove curve on the grooved disc used is an eccentric circle with a diameter of 110 mm and an eccentricity of 18 mm. The loading pressure is 1.0N/ball, the groove disc 3 rotates at a constant speed of 30rpm during fine grinding, and after 5 hours of processing, the roundness of the processed ball 4 is reduced to about 0.08 mu m and tends to be stable.
The previous description of the disclosed embodiments is provided to enable any person skilled in the art to make or use the present invention. Various modifications to these embodiments will be readily apparent to those skilled in the art, and the generic principles defined herein may be applied to other embodiments without departing from the spirit or scope of the invention; thus, the present invention is not intended to be limited to the embodiments shown herein but is to be accorded the widest scope consistent with the principles and novel features disclosed herein.
Although the reference numerals in the figures are used more here: 1. grinder driver, 2, base, 3, groove disc, 4, processed ball, 5, discontinuous area fixed abrasive particle disc, 6, elastic connecting piece, 7, pressure sensor, 8, gantry support, 9, ball screw, 10, hand wheel, 11, grinding fluid delivery pipe, 12, peristaltic pump, 13, grinding fluid barrel, 14, grooved cast iron disc, 15, fixed abrasive particle block, 16, through hole, 17, V-shaped groove and other terms, but does not exclude the possibility of using other terms; these terms are used merely to more conveniently describe and explain the nature of the present invention; they are to be construed as being without limitation to any additional limitations that may be imposed by the spirit of the present invention.
Claims (10)
1. Accurate spheroidal discontinuous region sessile grit processingequipment, its characterized in that: the grinding machine comprises a base platform (2), wherein a grinding machine driver (1) is arranged in the base platform (2), the grinding machine driver (1) drives a groove disc (3) to rotate, a curved V-shaped groove (17) is formed in the groove disc (3), and a machined sphere (4) is arranged in the V-shaped groove (17); gantry supports (8) are installed on two sides of the top of the base platform (2), a ball screw (9), a pressure sensor (7), an elastic connecting piece (6) and a non-continuous region fixed abrasive particle disc (5) are sequentially installed on the gantry supports (8) from top to bottom, and the lower end face of the non-continuous region fixed abrasive particle disc (5) is abutted to the outer surface of a processed sphere (4) in the groove disc (3).
2. The apparatus of claim 1, wherein the apparatus comprises: the fixed abrasive particle disc (5) in the discontinuous region comprises a grooved cast iron disc (14) and a plurality of fixed abrasive particle blocks (15), wherein the fixed abrasive particle blocks (15) are embedded on the grooved cast iron disc (14) at fan-shaped intervals.
3. The apparatus of claim 2, wherein the apparatus comprises: the fixed abrasive particle block (15) is made by sintering abrasive particles such as alumina, carbon carbide or diamond and the like and bonding agents such as ceramics, metals or resins.
4. The apparatus for processing fixed abrasive particles in discontinuous areas of a precision sphere according to claim 3, wherein: a through hole (16) is distributed in the center of the abrasive particle disc (5), the through hole (16) is communicated with a grinding fluid conveying pipe (11), and grinding fluid conveyed to the through hole (16) in the grinding fluid conveying pipe (11) is extracted from a grinding fluid barrel (13) by a peristaltic pump (12).
5. The apparatus of claim 4, wherein the apparatus comprises: the overlooking trajectory of the V-shaped groove (17) is a curve which is optimally designed according to the sphere processing convergence efficiency.
6. The apparatus of claim 5, wherein the apparatus comprises: the groove disc (3) is driven by the grinder driver (1) to rotate at a constant speed by a fixed shaft.
7. The apparatus of claim 6, wherein the apparatus comprises: a hand wheel (10) is installed on the ball screw (9), and the rotation of the hand wheel (10) controls the ball screw (9) to move up and down.
8. The processing method of the fixed abrasive particles in the discontinuous area of the precise sphere is characterized by comprising the following steps:
step A: putting the processed ball (4) into a V-shaped groove (17) of a groove disc (3), lowering a ball screw (9) until a pressure sensor (7) reaches a specified parameter, pressurizing the processed ball (4) by a non-continuous area fixing abrasive particle disc (5), driving the groove disc (3) to do fixed-axis uniform rotation by a grinder driver (1), and further driving the processed ball (4) to roll in the V-shaped groove (17);
and B, step B: the grinding fluid is pumped from a grinding fluid barrel (13) by a peristaltic pump (12) and is led into the space between the non-continuous area fixed abrasive particle disk (5) and the groove disk (3) through a through hole (16) in the center of the non-continuous area fixed abrasive particle disk (5);
and C: in the process that the processed ball body (4) rolls, the fixed abrasive particle blocks (15) of the fixed abrasive particle disc (5) in the discontinuous area and the grinding liquid jointly grind and remove the surface of the processed ball body (4).
9. The method of machining non-continuous regions of a precision sphere with fixed abrasive particles of claim 8, wherein: during the processing, the introduced grinding fluid also sharpens the fixed abrasive particle blocks (15) of the fixed abrasive particle disk (5) in the discontinuous region.
10. The method of machining non-continuous regions of a precision sphere with fixed abrasive particles of claim 9, wherein:
in the step C, the movement of the processed ball (4) is subjected to non-periodic change by the fixed abrasive grain blocks (15) distributed on the non-continuous area fixed abrasive grain disc (5) at intervals.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202210619656.6A CN114905368B (en) | 2022-06-02 | 2022-06-02 | Device and method for processing fixed abrasive particles in discontinuous areas of precision spheres |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202210619656.6A CN114905368B (en) | 2022-06-02 | 2022-06-02 | Device and method for processing fixed abrasive particles in discontinuous areas of precision spheres |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN114905368A true CN114905368A (en) | 2022-08-16 |
| CN114905368B CN114905368B (en) | 2024-07-23 |
Family
ID=82770232
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202210619656.6A Active CN114905368B (en) | 2022-06-02 | 2022-06-02 | Device and method for processing fixed abrasive particles in discontinuous areas of precision spheres |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN114905368B (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN117583975A (en) * | 2024-01-18 | 2024-02-23 | 山西日盛达太阳能科技股份有限公司 | Photovoltaic glass polishing device |
Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE102005004041A1 (en) * | 2005-01-27 | 2006-08-03 | Guilleaume-Werk Gmbh | Ceramic balls grinding method, for use in ball grinding machine, involves grinding balls with grinding wheel having diamond abrasive grain in ceramic bond, where ceramic bond is burnt up to specific temperature, in oxygen-poor atmosphere |
| JP2011161584A (en) * | 2010-02-12 | 2011-08-25 | Shingijutsu Kaihatsu Kk | Grinding tool |
| CN102240946A (en) * | 2011-06-15 | 2011-11-16 | 大连大友高技术陶瓷有限公司 | Ball grinder |
| CN102513919A (en) * | 2011-12-12 | 2012-06-27 | 江苏智邦精工科技有限公司 | Method for grinding aluminum oxide ceramic ball based on soft grinding material fixation grinding tool |
| CN103991018A (en) * | 2014-05-21 | 2014-08-20 | 浙江工业大学 | High-accuracy sphere machining device based on eccentric variable-curvature V-shaped grooved disc |
| CN107052987A (en) * | 2017-06-05 | 2017-08-18 | 南京航空航天大学 | Applied to it is synchronous slightly grind, lappingout, the processing unit (plant) for polishing spheroid |
| CN110814929A (en) * | 2019-10-22 | 2020-02-21 | 浙江工业大学 | A first-order discontinuous machining method for ultra-precision spheres |
| CN110860997A (en) * | 2019-10-22 | 2020-03-06 | 浙江工业大学 | Variable friction coefficient processing method for ultra-precise sphere |
-
2022
- 2022-06-02 CN CN202210619656.6A patent/CN114905368B/en active Active
Patent Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE102005004041A1 (en) * | 2005-01-27 | 2006-08-03 | Guilleaume-Werk Gmbh | Ceramic balls grinding method, for use in ball grinding machine, involves grinding balls with grinding wheel having diamond abrasive grain in ceramic bond, where ceramic bond is burnt up to specific temperature, in oxygen-poor atmosphere |
| JP2011161584A (en) * | 2010-02-12 | 2011-08-25 | Shingijutsu Kaihatsu Kk | Grinding tool |
| CN102240946A (en) * | 2011-06-15 | 2011-11-16 | 大连大友高技术陶瓷有限公司 | Ball grinder |
| CN102513919A (en) * | 2011-12-12 | 2012-06-27 | 江苏智邦精工科技有限公司 | Method for grinding aluminum oxide ceramic ball based on soft grinding material fixation grinding tool |
| CN103991018A (en) * | 2014-05-21 | 2014-08-20 | 浙江工业大学 | High-accuracy sphere machining device based on eccentric variable-curvature V-shaped grooved disc |
| CN107052987A (en) * | 2017-06-05 | 2017-08-18 | 南京航空航天大学 | Applied to it is synchronous slightly grind, lappingout, the processing unit (plant) for polishing spheroid |
| CN110814929A (en) * | 2019-10-22 | 2020-02-21 | 浙江工业大学 | A first-order discontinuous machining method for ultra-precision spheres |
| CN110860997A (en) * | 2019-10-22 | 2020-03-06 | 浙江工业大学 | Variable friction coefficient processing method for ultra-precise sphere |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN117583975A (en) * | 2024-01-18 | 2024-02-23 | 山西日盛达太阳能科技股份有限公司 | Photovoltaic glass polishing device |
| CN117583975B (en) * | 2024-01-18 | 2024-03-19 | 山西日盛达太阳能科技股份有限公司 | Photovoltaic glass polishing device |
Also Published As
| Publication number | Publication date |
|---|---|
| CN114905368B (en) | 2024-07-23 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| JP5294637B2 (en) | Method and apparatus for polishing ceramic spheres | |
| EP2351630B1 (en) | Apparatus for polishing spherical body, method for polishing spherical body and method for manufacturing spherical member | |
| He et al. | Advances in ultra-precision machining of bearing rolling elements | |
| CN107052987A (en) | Applied to it is synchronous slightly grind, lappingout, the processing unit (plant) for polishing spheroid | |
| CN103537981B (en) | A superfinishing method for the outer circle of high-precision cylindrical parts | |
| CN110270898B (en) | A flexible superfinishing and polishing processing device and method for the outer circumference of a convex cylindrical roller | |
| US6171179B1 (en) | Ball grinding machine | |
| WO2011100105A1 (en) | Orbital smoothing device | |
| CN110480497A (en) | A kind of spiral fluid dynamic pressure polishing pad and its polishing method | |
| CN204736036U (en) | A processingequipment that is used for outer disc of accurate cylindrical roller to grind | |
| CN114905368A (en) | Processing device and processing method for fixed abrasive particles in discontinuous region of precise sphere | |
| CN103648719A (en) | Superfinishing whetstone, superfinishing method using same, and ball bearing | |
| JPH0343146A (en) | Non-contact processing method for spherical surface | |
| CN208262426U (en) | A kind of device of the magnetorheological auxiliary V-groove high-efficiency high-accuracy polishing Ceramic Balls of cluster | |
| US9089945B2 (en) | Orbital smoothing device | |
| CN102554762A (en) | Method for machining precision spherical parts | |
| Xiaofan et al. | Machinability investigation in cylindrical lapping of AISI 52100 bearing roller based on DDSG grinding method | |
| CN108890403B (en) | Magnetic grinding disc, apparatus and method for finishing cylindrical roller rolling surfaces | |
| CN115229666A (en) | Ultra-precision grinding and on-line dressing method and device for micro-balls | |
| CN209394483U (en) | Magnetic grinding disc and equipment for finishing the rolling surface of cylindrical rollers | |
| JP2000210862A (en) | Spherical body posishing method and spherical body polishing device | |
| CN220094223U (en) | Grinding device | |
| Pasichnyi | Technology Precision Machining | |
| CN117245455A (en) | Ceramic ball high-precision V-shaped groove grinding processing technology | |
| CN118789447A (en) | Grinding device and grinding method |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| GR01 | Patent grant | ||
| GR01 | Patent grant |