CN103831712B - A kind of lower wall device for two-sided accurate grinding, grinding building-block machine - Google Patents
A kind of lower wall device for two-sided accurate grinding, grinding building-block machine Download PDFInfo
- Publication number
- CN103831712B CN103831712B CN201410092960.5A CN201410092960A CN103831712B CN 103831712 B CN103831712 B CN 103831712B CN 201410092960 A CN201410092960 A CN 201410092960A CN 103831712 B CN103831712 B CN 103831712B
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- CN
- China
- Prior art keywords
- static pressure
- dish
- pressure dish
- grinding
- hollow shaft
- 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.)
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- 230000003068 static effect Effects 0.000 claims abstract description 60
- 229910001651 emery Inorganic materials 0.000 claims abstract description 9
- 230000002093 peripheral effect Effects 0.000 claims abstract description 8
- 239000003921 oil Substances 0.000 claims description 46
- 239000000498 cooling water Substances 0.000 claims description 26
- 238000001816 cooling Methods 0.000 claims description 7
- 239000010720 hydraulic oil Substances 0.000 claims description 6
- 230000005540 biological transmission Effects 0.000 claims description 5
- 230000001360 synchronised effect Effects 0.000 claims description 4
- 238000005498 polishing Methods 0.000 abstract description 7
- 239000000463 material Substances 0.000 abstract description 6
- 229910052594 sapphire Inorganic materials 0.000 description 4
- 239000010980 sapphire Substances 0.000 description 4
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 3
- 230000006835 compression Effects 0.000 description 2
- 238000007906 compression Methods 0.000 description 2
- 230000002706 hydrostatic effect Effects 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000013016 damping Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 239000012530 fluid Substances 0.000 description 1
- 239000000446 fuel Substances 0.000 description 1
- 238000003754 machining Methods 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 238000007517 polishing process Methods 0.000 description 1
- 238000005096 rolling process Methods 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
- B24B7/00—Machines or devices designed for grinding plane surfaces on work, including polishing plane glass surfaces; Accessories therefor
- B24B7/10—Single-purpose machines or devices
- B24B7/16—Single-purpose machines or devices for grinding end-faces, e.g. of gauges, rollers, nuts, piston rings
- B24B7/17—Single-purpose machines or devices for grinding end-faces, e.g. of gauges, rollers, nuts, piston rings for simultaneously grinding opposite and parallel end faces, e.g. double disc grinders
-
- 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
- B24B37/00—Lapping machines or devices; Accessories
- B24B37/04—Lapping machines or devices; Accessories designed for working plane surfaces
- B24B37/07—Lapping machines or devices; Accessories designed for working plane surfaces characterised by the movement of the work or lapping tool
- B24B37/08—Lapping machines or devices; Accessories designed for working plane surfaces characterised by the movement of the work or lapping tool for double side lapping
-
- 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
- B24B55/00—Safety devices for grinding or polishing machines; Accessories fitted to grinding or polishing machines for keeping tools or parts of the machine in good working condition
- B24B55/02—Equipment for cooling the grinding surfaces, e.g. devices for feeding coolant
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Grinding Of Cylindrical And Plane Surfaces (AREA)
- Finish Polishing, Edge Sharpening, And Grinding By Specific Grinding Devices (AREA)
Abstract
The invention discloses a kind of lower wall device for two-sided accurate grinding, grinding building-block machine, comprise chassis supports, the upper static pressure dish be located on chassis supports, be located at static pressure tray bottom lower static pressure dish, be located at central shaft, movable set hollow shaft on center shaft in the middle part of static pressure dish and lower static pressure dish; The top of described central shaft is provided with sun gear; Described hollow shaft is fixed with and is slidably matched and the central rotation dish coordinated with lower static pressure dish upper surface slide and the lower tray be fixed on central rotation dish with upper static pressure dish inner peripheral surface, lower wall emery wheel is installed above lower tray and coordinates with upper static pressure dish upper surface slide, the above and below that described upper static pressure dish and lower tray, lower static pressure dish and central rotation dish are slidably matched and inner peripheral surface are respectively equipped with upper oil cavitie, lower oil cavitie, middle oil pocket.The grinding that the present invention can improve twin grinding, hard brittle material processed by polissoir, polishing precision and efficiency.
Description
Technical field
The invention belongs to grinding, polishing grinding equipment, be specifically related to a kind of lower wall device for two-sided accurate grinding, grinding building-block machine.
Background technology
The hard brittle materials such as sapphire add man-hour due to require grinding, polish pressure is large, linear velocity is high, friction, in process large pressure and high rotating speed grinding, polishing time can produce a large amount of heats.Existing twin grinding, burnishing machine all adopt rolling bearing structure, and card can not cool, if for processing the hard brittle materials such as sapphire time, due to grinding, polish pressure is little, vibration is large, and temperature is high, and its polishing precision, working (machining) efficiency and service life of equipment are all difficult to ensure.Therefore existing twin grinding, polissoir can not adapt to the processing of the hard brittle materials such as sapphire.
Summary of the invention
The object of this invention is to provide a kind of lower wall device for two-sided accurate grinding, grinding building-block machine, with the grinding improving twin grinding, hard brittle material processed by polissoir, polishing precision and efficiency.
The technical scheme realizing the object of the invention employing is as follows:
For the lower wall device of two-sided accurate grinding, grinding building-block machine, comprise chassis supports, the upper static pressure dish be located on chassis supports, be located at static pressure tray bottom lower static pressure dish, be located at central shaft, movable set hollow shaft on center shaft in the middle part of static pressure dish and lower static pressure dish; The top of described central shaft is provided with sun gear; Described hollow shaft is fixed with and is slidably matched and the central rotation dish coordinated with lower static pressure dish upper surface slide and the lower tray be fixed on central rotation dish with upper static pressure dish inner peripheral surface, lower wall emery wheel is installed above lower tray and coordinates with upper static pressure dish upper surface slide, the above and below that described upper static pressure dish and lower tray, lower static pressure dish and central rotation dish are slidably matched and inner peripheral surface are respectively equipped with upper oil cavitie, lower oil cavitie, middle oil pocket, and described upper oil cavitie, lower oil cavitie, middle oil pocket are connected with hydraulic oil system with back oil road by oil input channel.
The present invention also comprises cooling system, cooling system comprises the cooling water rotating joint being located at described central shaft lower end, if the central shaft be communicated with cooling water rotating joint respectively on center shaft enters, backwater channel, be located at the center cooling water rotating joint between central shaft and hollow shaft, be located at entering respectively by center cooling water rotating joint and central shaft in hollow shaft, the hollow shaft that backwater channel is communicated with is entered, backwater channel, be located at entering with hollow shaft in lower tray, the lower tray that backwater channel is communicated with is entered, backwater channel and entering with lower tray, backwater channel is communicated with the lower wall cooling water channel be located between lower tray and lower wall emery wheel.
Apparatus of the present invention also comprise power transmission mechanism, comprise the hollow shaft motor that the belt wheel by being located in hollow shaft is connected with hollow shaft, the sun gear motor be connected with central shaft by the synchronous pulley being located at central shaft.
Beneficial effect of the present invention:
The present invention is a kind of asymmetric large bearing capacity static pressure lower wall device, because fluid has good vibration damping, the tonnage up to several tons can be born, the vibration that equipment keeps very little can be made again, during work, can upper static pressure dish and lower tray, on static pressure dish and central rotation dish and on form resistance to compression oil reservoir between static pressure dish and lower static pressure dish, improve the bearing capacity of equipment when large polish pressure and equipment cushioning ability.In addition there is cooling system, by the mechanical seal in hollow shaft, card is cooled, taking away producing a large amount of heats during polishing in time, realizing the accurate control of temperature, grinding, polishing precision and efficiency can be improved, adapt to the requirement of the hard brittle material processing such as sapphire.
Technical scheme of the present invention is further illustrated below in conjunction with accompanying drawing.
Accompanying drawing explanation
Fig. 1 is structural representation of the present invention.
Detailed description of the invention
See Fig. 1, for the lower wall device of two-sided accurate grinding, grinding building-block machine, comprise chassis supports 1, the upper static pressure dish 18 be located on chassis supports 1, be located at lower static pressure dish 8 bottom static pressure dish 18, be located at central shaft 7, the hollow shaft 5 of movable set on central shaft 7 in the middle part of static pressure dish 18 and lower static pressure dish 8, the top of described central shaft 7 is provided with sun gear 23, described hollow shaft 5 is fixed with and is slidably matched and the central rotation dish 20 coordinated with lower static pressure dish 8 upper surface slide and the lower tray 17 be fixed on central rotation dish 20 with upper static pressure dish 18 inner peripheral surface, lower tray 17 is provided with lower wall emery wheel 19 above and lower tray 17 coordinates with upper static pressure dish 18 upper surface slide, described upper static pressure dish 18 and lower tray 17, it is upper that lower static pressure dish 8 and central rotation dish 20 are slidably matched, below and inner peripheral surface is respectively equipped with upper oil cavitie 14, lower oil cavitie 9, middle oil pocket 10, described upper oil cavitie 14, lower oil cavitie 9, middle oil pocket 10 is connected with hydraulic oil system (picture) with back oil road by oil input channel.
Upper static pressure dish 18 constitutes hydrostatic bearing mechanism jointly with lower tray 17, lower static pressure dish 8 and central rotation dish 20, oil ring and lower tray 17, lower static pressure dish 8 and central rotation dish 20 that upper static pressure dish 18 is arranged constitute upper oil cavitie 14, lower oil cavitie 9 and middle oil pocket 10 jointly, while on upper static pressure dish 18, be also provided with fuel feeding and oil return upper static pressure dish divide oil duct 13 and on static pressure dish oil return oil duct 28.When equipment operation, hydraulic oil divides the pressure oil oil-in 11 of oil clot 12 to enter upper static pressure dish from the oil-feed being installed on upper static pressure dish 18 side to divide in oil duct 13, and enter in upper oil cavitie 14, lower oil cavitie 9, middle oil pocket 10 simultaneously, upper static pressure dish 18 and lower tray 17, on static pressure dish 18 and central rotation dish 20 and on form resistance to compression oil reservoir between static pressure dish 18 and lower static pressure dish 8, improve the bearing capacity of equipment when large polish pressure and equipment cushioning ability.The oil return of hydraulic oil is flowed back to oil return by the upper static pressure dish oil return oil duct 28 be arranged on upper static pressure dish 18 and is connect in oil tray 29, and flows back to hydraulic oil container by it.
Apparatus of the present invention also comprise cooling system, cooling system comprises the cooling water rotating joint 32 being located at described central shaft 7 lower end, be located at the central shaft intake tunnel 31 be communicated with cooling water rotating joint 32 respectively on central shaft 7, central shaft backwater channel 35, be located at the center cooling water rotating joint 6 between central shaft 7 and hollow shaft 5, be located at entering respectively by center cooling water rotating joint 6 and central shaft in hollow shaft 5, backwater channel 31, 35 hollow shafts be communicated with are entered, backwater channel 27, 22, be located at entering with hollow shaft in lower tray 17, backwater channel 27, 22 lower trays be communicated with are entered, backwater channel 25, 21 and enter with lower tray, backwater channel 25, 21 are communicated with the lower wall cooling water channel 26 be located between lower tray 17 and lower wall emery wheel 19.
The cooling water of cooling system enters central shaft intake tunnel 31 from the water inlet 34 of the cooling water rotating joint 32 being installed on central shaft 7 lower end, the cooling water of central shaft intake tunnel 31 sends into the hollow shaft intake tunnel 27 in hollow shaft 5 by center cooling water rotating joint 6, and the lower tray intake tunnel 25 be communicated with in lower tray 17, cooling water is sent in the lower wall cooling water channel 26 between lower tray 17 and lower wall emery wheel 19 the most at last.Carry out heat exchange by the flowing of cooling water in lower wall cooling water channel 26, realize the control to grinding, polish temperature.The cooling water having carried out heat exchange successively by excessive water pipe 15, water pipe head 16, lower tray backwater channel 21, hollow shaft backwater channel 22, centre revolving joint 6 and central shaft backwater channel 35, finally by delivery port 33 reflow tank (picture) of cooling water rotating joint 32.Cooling water path circulation successively, realizes the control to the heat in grinding, polishing process.
The present invention also comprises power transmission mechanism, and this power transmission mechanism comprises the hollow shaft motor that the belt wheel 4 by being located in hollow shaft is connected with hollow shaft, the sun gear motor be connected with central shaft by the synchronous pulley 30 being located at central shaft 7.
Before equipment operation, logical pressure oil in hydrostatic bearing mechanism, central rotation dish 20 is suspended together with lower tray 17, motor drives the central rotation dish 20 be installed in hollow shaft 5 to rotate by belt wheel 4, hollow shaft 5 is positioned on central shaft 7 by bearing 3 and 24, and the rotation of central rotation dish 20 achieves the lower tray 17 be installed on central rotation dish 20 simultaneously and the lower wall emery wheel 19 be installed in lower tray 17 rotates together centered by central shaft 7.Sun gear motor is with central shaft 7 to rotate by synchronous pulley 30, realizes the rotation being installed on the sun gear 23 on central shaft 7 top.
Claims (3)
1. for a lower wall device for two-sided accurate grinding, grinding building-block machine, it is characterized in that comprising chassis supports, the upper static pressure dish be located on chassis supports, be located at static pressure tray bottom lower static pressure dish, be located at central shaft, movable set hollow shaft on center shaft in the middle part of static pressure dish and lower static pressure dish; The top of described central shaft is provided with sun gear; Described hollow shaft is fixed with and is slidably matched and the central rotation dish coordinated with lower static pressure dish upper surface slide and the lower tray be fixed on central rotation dish with upper static pressure dish inner peripheral surface, lower wall emery wheel is installed above lower tray and coordinates with upper static pressure dish upper surface slide, the above and below that described upper static pressure dish and lower tray, lower static pressure dish and central rotation dish are slidably matched and inner peripheral surface are respectively equipped with upper oil cavitie, lower oil cavitie, middle oil pocket, and described upper oil cavitie, lower oil cavitie, middle oil pocket are connected with hydraulic oil system with back oil road by oil input channel.
2. according to claim 1 for two-sided accurate grinding, the lower wall device of grinding building-block machine, it is characterized in that also comprising cooling system, comprise the cooling water rotating joint being located at described central shaft lower end, if on center shaft respectively with the entering of cooling water rotating joint, the central shaft that return pipe is communicated with enters, backwater channel, be located at the center cooling water rotating joint between central shaft and hollow shaft, be located at entering respectively by center cooling water rotating joint and central shaft in hollow shaft, the hollow shaft that backwater channel is communicated with is entered, backwater channel, be located at entering with hollow shaft in lower tray, the lower tray that backwater channel is communicated with is entered, backwater channel and entering with lower tray, backwater channel is communicated with the lower wall cooling water channel be located between lower tray and lower wall emery wheel.
3. the lower wall device for two-sided accurate grinding, grinding building-block machine according to claim 2, it is characterized in that also comprising power transmission mechanism, power transmission mechanism comprises the hollow shaft motor that the belt wheel by being located in hollow shaft is connected with hollow shaft, the sun gear motor be connected with central shaft by the synchronous pulley being located at central shaft 7.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410092960.5A CN103831712B (en) | 2014-03-07 | 2014-03-07 | A kind of lower wall device for two-sided accurate grinding, grinding building-block machine |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410092960.5A CN103831712B (en) | 2014-03-07 | 2014-03-07 | A kind of lower wall device for two-sided accurate grinding, grinding building-block machine |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN103831712A CN103831712A (en) | 2014-06-04 |
| CN103831712B true CN103831712B (en) | 2016-02-10 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201410092960.5A Active CN103831712B (en) | 2014-03-07 | 2014-03-07 | A kind of lower wall device for two-sided accurate grinding, grinding building-block machine |
Country Status (1)
| Country | Link |
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| CN (1) | CN103831712B (en) |
Families Citing this family (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104084877A (en) * | 2014-06-24 | 2014-10-08 | 北京微纳精密机械有限公司 | Spiral cooling structure of polishing disk of annular polishing machine |
| CN104669074A (en) * | 2015-03-13 | 2015-06-03 | 江西农业大学 | Variable track-ultrasonic elliptic vibration type auxiliary consolidation abrasive polishing machine |
| CN111065488B (en) * | 2017-09-13 | 2021-10-08 | 佳能半导体制造设备股份有限公司 | Processing device |
| CN111823132A (en) * | 2020-08-12 | 2020-10-27 | 青岛高测科技股份有限公司 | A hydrostatic slewing support device for a lower grinding disc of a grinding machine |
| CN112548703A (en) * | 2020-12-23 | 2021-03-26 | 安吉圆磨机械科技股份有限公司 | Vertical inner and outer circle grinding machine capable of grinding inner and outer circles simultaneously |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH08174408A (en) * | 1994-12-22 | 1996-07-09 | Speedfam Co Ltd | Surface polishing device |
| CN2253268Y (en) * | 1995-09-12 | 1997-04-30 | 郝振亚 | High-precision double-face vertical grinder |
| CN201009129Y (en) * | 2007-02-13 | 2008-01-23 | 安徽华天机械股份有限公司 | Ultra-micrometre accuracy two-sided grinding miller |
| CN101579841A (en) * | 2009-06-17 | 2009-11-18 | 重庆大学 | Hydro-hybrid bearing used for grinding wheel main shaft of grinding machine |
| CN203696732U (en) * | 2014-03-07 | 2014-07-09 | 宇环数控机床股份有限公司 | Lower plate device for double-surface combined precise cutting and grinding machine tool |
-
2014
- 2014-03-07 CN CN201410092960.5A patent/CN103831712B/en active Active
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH08174408A (en) * | 1994-12-22 | 1996-07-09 | Speedfam Co Ltd | Surface polishing device |
| CN2253268Y (en) * | 1995-09-12 | 1997-04-30 | 郝振亚 | High-precision double-face vertical grinder |
| CN201009129Y (en) * | 2007-02-13 | 2008-01-23 | 安徽华天机械股份有限公司 | Ultra-micrometre accuracy two-sided grinding miller |
| CN101579841A (en) * | 2009-06-17 | 2009-11-18 | 重庆大学 | Hydro-hybrid bearing used for grinding wheel main shaft of grinding machine |
| CN203696732U (en) * | 2014-03-07 | 2014-07-09 | 宇环数控机床股份有限公司 | Lower plate device for double-surface combined precise cutting and grinding machine tool |
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| Publication number | Publication date |
|---|---|
| CN103831712A (en) | 2014-06-04 |
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