CN203696732U - Lower plate device for double-surface combined precise cutting and grinding machine tool - Google Patents
Lower plate device for double-surface combined precise cutting and grinding machine tool Download PDFInfo
- Publication number
- CN203696732U CN203696732U CN201420102199.4U CN201420102199U CN203696732U CN 203696732 U CN203696732 U CN 203696732U CN 201420102199 U CN201420102199 U CN 201420102199U CN 203696732 U CN203696732 U CN 203696732U
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- static pressure
- hollow shaft
- central shaft
- dish
- oil
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Abstract
The utility model discloses a lower plate device for a double-surface combined precise cutting and grinding machine tool. The lower plate device comprises a bottom plate support, an upper static pressure plate mounted on the bottom plate support, a lower static pressure plate mounted at the bottom of the upper static pressure plate, a center shaft mounted at the middles of the upper and lower static pressure plates, and a hollow shaft which movably sleeves the center shaft; a sun wheel is mounted at the top end of the center shaft; the hollow shaft is fixed with a central rotary plate and a lower tray, wherein the central rotary plate is in sliding fit with the inner circumferential surface of the upper static pressure plate and in sliding fit with the upper surface of the lower static pressure plate, the lower tray is fixed on the central rotary plate, is provided with a lower plate grinding wheel and is in sliding fit with the upper surface of the upper static pressure plate, the upper surface of the upper static pressure plate in sliding fit with the lower tray is provided with an upper oil cavity, the lower surface of the upper static pressure plate in sliding fit with the lower static pressure plate is provided with a lower oil cavity, and the inner circumferential surface of the upper static pressure plate in sliding fit with the central rotary plate is formed with a central oil cavity. The lower plate device for the double-surface combined precise cutting and grinding machine tool is capable of improving the grinding and polishing precision and efficiency of double-surface grinding and polishing equipment for processing crisp and hard material.
Description
Technical field
The utility model belongs to grinding, polishing grinding equipment, is 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 owing to requiring to grind, polish pressure is large, linear velocity is high, friction, in process, grind at large pressure and high rotating speed, can produce a large amount of heats when polishing.Existing twin grinding, burnishing machine all adopt rolling bearing structure, and card can not be cooling, if when processing the hard brittle materials such as sapphire, owing 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.
Utility model content
The purpose of this utility model is to provide a kind of lower wall device for two-sided accurate grinding, grinding building-block machine, to improve grinding, polishing precision and the efficiency of twin grinding, polissoir processing hard brittle material.
The technical scheme that realizes the employing of the utility model object is as follows:
For the lower wall device of two-sided accurate grinding, grinding building-block machine, comprise chassis support, be located at upper static pressure dish, the lower static pressure dish that is located at static pressure tray bottom supporting on chassis, central shaft, the hollow shaft of movable set on central shaft that is located at static pressure dish and lower static pressure dish middle part; The top of described central shaft is provided with sun gear; In described hollow shaft, be fixed with the central rotation dish being slidably matched with upper static pressure dish inner peripheral surface and coordinate with lower static pressure dish upper surface slide and be fixed on the lower tray on central rotation dish, lower wall emery wheel is installed above lower tray and coordinates with upper static pressure dish upper surface slide, on 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, be respectively equipped with upper oil cavitie, lower oil cavitie, middle oil pocket, 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 utility model also comprises cooling system, cooling system comprises the cooling water rotating joint that is located at described central shaft lower end, the central shaft being communicated with cooling water rotating joint being respectively located on central shaft enters, backwater channel, be located at the center cooling water rotating joint between central shaft and hollow shaft, be located at entering by center cooling water rotating joint and central shaft respectively 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 being located between lower tray and lower wall emery wheel.
The utility model device also comprises 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 being connected with central shaft by being located at the synchronous pulley of central shaft.
The beneficial effects of the utility model:
The utility model is a kind of asymmetric large bearing capacity static pressure lower wall device, because fluid has good vibration damping, can bear the tonnage up to several tons, can make again equipment keep very little vibration, when 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, bearing capacity and the equipment cushioning ability of raising equipment in the time of large polish pressure between static pressure dish and lower static pressure dish.In addition there is cooling system, can carry out by the mechanical seal in hollow shaft coolingly to card, during by polishing, produce a large amount of heats and take away in time, realize the accurate control of temperature, can improve grinding, polishing precision and efficiency, adapt to the requirement of the hard brittle material processing such as sapphire.
Further illustrate the technical solution of the utility model below in conjunction with accompanying drawing.
Brief description of the drawings
Fig. 1 is structural representation of the present utility model.
Detailed description of the invention
Referring to Fig. 1, for the lower wall device of two-sided accurate grinding, grinding building-block machine, comprise chassis support 1, be located at upper static pressure dish 18, the lower static pressure dish 8 that is located at static pressure dish 18 bottoms, the central shaft 7 that is located at static pressure dish 18 and lower static pressure dish 8 middle parts, the hollow shaft 5 of movable set on central shaft 7 in chassis support 1, the top of described central shaft 7 is provided with sun gear 23, in described hollow shaft 5, be fixed with the central rotation dish 20 being slidably matched with upper static pressure dish 18 inner peripheral surfaces and coordinate with lower static pressure dish 8 upper surface slide and be fixed on the lower tray 17 on central rotation dish 20, lower tray 17 lower wall emery wheel 19 is installed 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 on inner peripheral surface, be 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 (not drawing) with back oil road by oil input channel.
Upper static pressure dish 18 has formed hydrostatic bearing mechanism jointly with lower tray 17, lower static pressure dish 8 and central rotation dish 20, the oil ring and lower tray 17, lower static pressure dish 8 and the central rotation dish 20 that on upper static pressure dish 18, arrange have formed upper oil cavitie 14, upper lower oil cavitie 9 and middle oil pocket 10 jointly, the upper static pressure dish that the while is also provided with fuel feeding and oil return on upper static pressure dish 18 divide oil duct 13 and on static pressure dish oil return oil duct 28.In the time of equipment operation, the oil-feed of hydraulic oil static pressure dish 18 sides from being installed on divides the pressure oil oil-in 11 of oil clot 12 to enter upper static pressure dish 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, bearing capacity and the equipment cushioning ability of raising equipment in the time of large polish pressure between static pressure dish 18 and lower static pressure dish 8.The oil return of hydraulic oil is flowed back to oil return and is connect in oil tray 29 by being arranged at upper static pressure dish oil return oil duct 28 on upper static pressure dish 18, and flows back to hydraulic oil container by it.
The utility model device also comprises cooling system, cooling system comprises the cooling water rotating joint 32 that is located at described central shaft 7 lower ends, be located at the central shaft intake tunnel 31 being 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 by center cooling water rotating joint 6 and central shaft respectively in hollow shaft 5, backwater channel 31, 35 hollow shafts that are 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 that are 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 being 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 that is installed on central shaft 7 lower ends, the cooling water of central shaft intake tunnel 31 is sent into the hollow shaft intake tunnel 27 in hollow shaft 5 by center cooling water rotating joint 6, and being communicated with the lower tray intake tunnel 25 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.Mobile by cooling water in lower wall cooling water channel 26 carries out heat exchange, realizes grinding, the control of polish temperature.Carry out the cooling water of 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, final delivery port 33 reflow tanks by cooling water rotating joint 32 (not drawing).Cooling water path circulation successively, realizes the control to the heat in grinding, polishing process.
The utility model 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 being connected with central shaft by being located at the synchronous pulley 30 of 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 being 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 has realized the lower tray 17 being installed on central rotation dish 20 simultaneously and has been installed on lower wall emery wheel 19 rotation together centered by central shaft 7 in lower tray 17.Sun gear motor drives central shaft 7 to rotate by synchronous pulley 30, realizes the rotation of the sun gear 23 that is installed on central shaft 7 tops.
Claims (3)
1. for a lower wall device for two-sided accurate grinding, grinding building-block machine, it is characterized in that comprising chassis support, be located at upper static pressure dish, the lower static pressure dish that is located at static pressure tray bottom supporting on chassis, central shaft, the hollow shaft of movable set on central shaft that is located at static pressure dish and lower static pressure dish middle part; The top of described central shaft is provided with sun gear; In described hollow shaft, be fixed with the central rotation dish being slidably matched with upper static pressure dish inner peripheral surface and coordinate with lower static pressure dish upper surface slide and be fixed on the lower tray on central rotation dish, lower wall emery wheel is installed above lower tray and coordinates with upper static pressure dish upper surface slide, on 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, be respectively equipped with upper oil cavitie, lower oil cavitie, middle oil pocket, 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, grind the lower wall device of building-block machine, it is characterized in that also comprising cooling system, comprise the cooling water rotating joint that is located at described central shaft lower end, be located on central 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 by center cooling water rotating joint and central shaft respectively 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 being 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 comprise the belt wheel by being located in the hollow shaft hollow shaft motor being connected with hollow shaft, the sun gear motor being connected with central shaft by being located at the synchronous pulley of central shaft 7.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201420102199.4U CN203696732U (en) | 2014-03-07 | 2014-03-07 | Lower plate device for double-surface combined precise cutting and grinding machine tool |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
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CN201420102199.4U CN203696732U (en) | 2014-03-07 | 2014-03-07 | Lower plate device for double-surface combined precise cutting and grinding machine tool |
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Publication Number | Publication Date |
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CN203696732U true CN203696732U (en) | 2014-07-09 |
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Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
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CN201420102199.4U Withdrawn - After Issue CN203696732U (en) | 2014-03-07 | 2014-03-07 | Lower plate device for double-surface combined precise cutting and grinding machine tool |
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Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN103831712A (en) * | 2014-03-07 | 2014-06-04 | 宇环数控机床股份有限公司 | Lower disc device for two-sided precision grinding and polishing combined machine tool |
CN107639520A (en) * | 2017-11-01 | 2018-01-30 | 湖南宇晶机器股份有限公司 | Casing and transmission system for planer-type polishing machine |
-
2014
- 2014-03-07 CN CN201420102199.4U patent/CN203696732U/en not_active Withdrawn - After Issue
Cited By (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN103831712A (en) * | 2014-03-07 | 2014-06-04 | 宇环数控机床股份有限公司 | Lower disc device for two-sided precision grinding and polishing combined machine tool |
CN103831712B (en) * | 2014-03-07 | 2016-02-10 | 宇环数控机床股份有限公司 | A kind of lower wall device for two-sided accurate grinding, grinding building-block machine |
CN107639520A (en) * | 2017-11-01 | 2018-01-30 | 湖南宇晶机器股份有限公司 | Casing and transmission system for planer-type polishing machine |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
C14 | Grant of patent or utility model | ||
GR01 | Patent grant | ||
AV01 | Patent right actively abandoned |
Granted publication date: 20140709 Effective date of abandoning: 20160210 |
|
C25 | Abandonment of patent right or utility model to avoid double patenting |