CN204868430U - Accurate annular burnishing machine based on hydraulic pressure swivel work head that floats - Google Patents
Accurate annular burnishing machine based on hydraulic pressure swivel work head that floats Download PDFInfo
- Publication number
- CN204868430U CN204868430U CN201520609899.7U CN201520609899U CN204868430U CN 204868430 U CN204868430 U CN 204868430U CN 201520609899 U CN201520609899 U CN 201520609899U CN 204868430 U CN204868430 U CN 204868430U
- Authority
- CN
- China
- Prior art keywords
- machine based
- hydraulic
- rotary table
- oil
- polishing machine
- 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.)
- Expired - Fee Related
Links
Abstract
The utility model discloses an accurate annular burnishing machine based on hydraulic pressure swivel work head that floats, its include driving motor, through the reducing gear box with axis of rotation that driving motor is connected with set up in epaxial fixing base and tray rotate, wherein, be provided with the oil circuit passageway that supplies hydraulic oil to move in circles mobilely between tray and fixing base, form the hydraulic pressure oil film in the clearance of hydraulic oil between tray and fixing base in the oil circuit passageway, make the tray in the low -down shockproof rotation of the drive of axis of rotation. Hydrodynamic lubrication oil forms the hydraulic pressure oil film in the gap for the tray fine suspension is pressed on the oil film. Because this hydraulic pressure oil film can play to cut off from the inside vibrations that upwards produce of machine, frictional resistance is little simultaneously has certain damping again for " preshoot " the phenomenon of crawling can not appear in the tray, thereby makes and go up the marble dish and can rotate under shockproof condition, thereby carries out delicate polishing to optical element.
Description
Technical field
The utility model relates to a kind of polishing machine, specifically, relates to a kind of accurate annular polishing machine based on hydraulic floating rotary table.
Background technology
Annular polishing machine is a kind of optical processing machine tool equipment according to annular continuous polishing method design.Annular continuous polishing is that one copies polishing, and correction-plate corrects the plane precision of asphalt tar lacquer disk(-sc), reaches the asphalt tar lacquer disk(-sc) large scale optical element that polishing is processed again of high-precision requirement.Thus obtain high-precision optical element.
At present, it two kinds: one is that mill is screw connected below that annular polishing machine mainly comprises, and its mill is threaded connection on main shaft, and rotary main shaft can be with movable grinding disc to rotate; Two is plane bearing formulas, and as shown in Figure 1, it installs a thrust ball bearing with flat seat to its structure below mill, and Area of bearing has certain increasing, increases to some extent than screw-type stability.
Wherein, the second uses the most extensive.But there is following defect in plane bearing formula annular polishing machine:
1, the mechanical shock of fuselage passes on upper millstone, causes polishing precision to be easily affected;
2, easily produce mechanical wear after longtime running, cause equipment precision to decline, mechanical life shortens;
3, use V--belt Drive, have V-belt to fall to consider phenomenon to be worth doing, make the cleanliness factor of processing environment inadequate, affect the machining accuracy of optical element;
4, when plane bearing damages, optics factory building scene does not all have crane gear substantially, and maintain and replace plane bearing difficulty is very big.
Utility model content
For the deficiency of prior art, the utility model provides a kind of accurate annular polishing machine based on hydraulic floating rotary table.
The turning cylinder the utility model discloses a kind of accurate annular polishing machine based on hydraulic floating rotary table, it comprises drive motors, being connected with described drive motors by reduction box and the holder be arranged on described turning cylinder and pallet; Wherein, be provided with between described pallet and described holder and move in circles the asphalt channel flowed for hydraulic oil, hydraulic oil in described asphalt channel forms hydraulic pressure oil film in the gap between described pallet and described holder, makes described pallet do shockproof rotation under the drive of described turning cylinder.
According to one preferred embodiment, described holder is fixed on workbench, and it is connected with described turning cylinder by bearing.
According to one preferred embodiment, between described holder and described reduction box, reduction box flange and lower cover is provided with; Described reduction box flange one end is installed on described reduction box, and is arranged at the junction of described turning cylinder and described reduction box; The other end of described reduction box flange is connected with one end of described lower cover, and the other end of described lower cover is installed on described holder.
According to one preferred embodiment, described bearing is deep groove ball bearing.
According to one preferred embodiment, described workbench is lathe table top.
According to one preferred embodiment, described pallet is fixedly installed marble dish, and is provided with the polishing layer for polishing of optical element on described marble dish.
According to one preferred embodiment, described polishing layer is asphalt tar layer.
According to one preferred embodiment, described drive motors is three phase electric machine.
According to one preferred embodiment, a kind of accurate annular polishing machine based on hydraulic floating rotary table of the utility model also comprises hydraulic oil feed system, and described hydraulic oil feed system comprises the fuel tank being connected to the asphalt channel be arranged between described pallet and described holder by fuel feeding oil pipe; From described fuel tank end to described asphalt channel end, described fuel feeding oil pipe is disposed with Oil pump electrical machinery, gear pump, check valve, pressure regulator valve, oil pressure gauge and choke valve.
According to one preferred embodiment, in described fuel tank, screen pack is provided with.
Compared with prior art, the utility model has following beneficial effect: the utility model by arrange between pallet and holder for hydraulic oil move in circles flowing asphalt channel, hydraulic oil in asphalt channel forms hydraulic pressure oil film in the gap between pallet and holder, makes on pallet fine suspension force feed film.Because this hydraulic pressure oil film can play the vibrations cut off and upwards produce from machine intimate, frictional resistance is little again with certain damping simultaneously, pallet is made to there will not be " preshoot " creeping phenomenon, thus marble dish can be rotated under shockproof condition, thus accurate polishing is carried out to optical element.
Accompanying drawing explanation
Fig. 1 is the structural representation of prior art midplane bearing-type annular polishing machine;
Fig. 2 is structural representation of the present utility model;
Fig. 3 is the utility model oil feeding line structural representation.
In above-mentioned accompanying drawing, the component names that Reference numeral is corresponding is as follows:
A-marble dish, b-pallet, c-thrust ball bearing with flat seat, d-holder, e-lathe table top, f-lower cover, g-small belt pulley, h-reduction box, i-three phase electric machine, j-big belt pulley, k-deep groove ball bearing, m-main shaft, n-asphalt tar, q-optical element;
1-drive motors, 2-reduction box, 3-turning cylinder, 4-holder, 5-pallet, 6-marble dish, 7-polishing layer, 8-workbench, 9-bearing, 10-reduction box flange, 11-lower cover, 12-optical element, 13-hydraulic pressure oil film, 14-fuel feeding oil pipe, 15-fuel tank, 16-Oil pump electrical machinery, 17-gear pump, 18-check valve, 19-pressure regulator valve, 20-oil pressure gauge, 21-choke valve, 22-screen pack.
Detailed description of the invention
Below in conjunction with drawings and Examples, the utility model is described in further detail, and embodiment of the present utility model includes but not limited to the following example.
The turning cylinder 3 as shown in Figure 2, it illustrates a kind of accurate annular polishing machine based on hydraulic floating rotary table, it comprises drive motors 1, being connected with drive motors 1 by reduction box 2 and the holder 4 be arranged on turning cylinder 3 and pallet 5;
Wherein, be provided with between pallet 5 and holder 4 and move in circles the asphalt channel flowed for hydraulic oil, hydraulic oil in asphalt channel forms hydraulic pressure oil film 13 in the gap between pallet 5 and holder 4, makes pallet 5 do shockproof rotation under the drive of turning cylinder 3.
Pallet 5 is fixedly installed marble dish 6.Marble dish 6 is provided with the polishing layer 7 for polishing of optical element 12.Polishing layer 7 is preferably asphalt tar layer.
Holder 4 is fixed on workbench 8, and workbench 8 is preferably lathe table top.Holder 4 is connected with turning cylinder 3 by bearing 9, and bearing 9 is preferably deep groove ball bearing.
Reduction box flange 10 and lower cover 11 is provided with between holder 4 and reduction box 2.Reduction box flange 10 one end is installed on reduction box 2, and is arranged at the junction of turning cylinder 3 and reduction box 2.The other end of reduction box flange 10 is connected with one end of lower cover 11, and the other end of lower cover 11 is installed on holder 4.
As shown in Figure 3, a kind of accurate annular polishing machine based on hydraulic floating rotary table of the utility model also comprises hydraulic oil feed system, and hydraulic oil feed system comprises the fuel tank 15 being connected to the asphalt channel be arranged between pallet 5 and holder 4 by fuel feeding oil pipe 14; From fuel tank 15 end to asphalt channel end, fuel feeding oil pipe 14 is disposed with Oil pump electrical machinery 16, gear pump 17, check valve 18, pressure regulator valve 19, oil pressure gauge 20 and choke valve 21, forms hydraulic system.Screen pack 22 is provided with in fuel tank 15.
The course of work of the present utility model is as follows: hydraulic oil finally injects the asphalt channel between pallet 5 and holder 4 and the gap between pallet 5 and holder 4 forms hydraulic oil film 13 through fuel feeding oil pipe by hydraulic system, this hydraulic pressure oil film can play the vibrations cut off and upwards produce from machine intimate, frictional resistance is little again with certain damping simultaneously, pallet 5 is made to there will not be " preshoot " creeping phenomenon, thus marble dish can be rotated under shockproof condition, thus accurate polishing is carried out to optical element.Drive motors 1, by reduction box 2, reduction box flange 10 and turning cylinder 3 direct connection, drives turning cylinder 3 to rotate.Drive motors 1 is preferably three phase electric machine.Turning cylinder 3 rotarily drives pallet 5 and rotates on hydraulic pressure oil film.Pallet 5 rotarily drives marble dish 6 and rotates.Polishing layer 7 on marble dish 6 follows marble dish 6 to rotate together.Polishing layer 7 pairs of optical elements 12 carry out polishing.
The utility model by arrange between pallet and holder for hydraulic oil move in circles flowing asphalt channel, the hydraulic oil in asphalt channel forms hydraulic pressure oil film in the gap between pallet and holder, makes on pallet fine suspension force feed film.Because this hydraulic pressure oil film can play the vibrations cut off and upwards produce from machine intimate, frictional resistance is little again with certain damping simultaneously, pallet is made to there will not be " preshoot " creeping phenomenon, thus marble dish can be rotated under shockproof condition, thus accurate polishing is carried out to optical element.
According to above-described embodiment, just the utility model can be realized well.What deserves to be explained is; under prerequisite based on said structure design; for solving same technical problem; even if some making on the utility model are without substantial change or polishing; the essence of the technical scheme adopted is still the same with the utility model, therefore it also should in protection domain of the present utility model.
Claims (10)
1. the accurate annular polishing machine based on hydraulic floating rotary table, the turning cylinder (3) it is characterized in that, it comprises drive motors (1), being connected with described drive motors (1) by reduction box (2) and the holder (4) be arranged on described turning cylinder (3) and pallet (5);
Wherein, be provided with between described pallet (5) and described holder (4) and move in circles the asphalt channel flowed for hydraulic oil, hydraulic oil in described asphalt channel forms hydraulic pressure oil film (13) in the gap between described pallet (5) and described holder (4), makes described pallet (5) do shockproof rotation under the drive of described turning cylinder (3).
2. a kind of accurate annular polishing machine based on hydraulic floating rotary table according to claim 1, it is characterized in that, described holder (4) is fixed on workbench (8), and it is connected with described turning cylinder (3) by bearing (9).
3. a kind of accurate annular polishing machine based on hydraulic floating rotary table according to claim 2, it is characterized in that, between described holder (4) and described reduction box (2), be provided with reduction box flange (10) and lower cover (11);
Described reduction box flange (10) one end is installed on described reduction box (2), and is arranged at the junction of described turning cylinder (3) and described reduction box (2);
The other end of described reduction box flange (10) is connected with one end of described lower cover (11), and the other end of described lower cover (11) is installed on described holder (4).
4. a kind of accurate annular polishing machine based on hydraulic floating rotary table according to claim 2, it is characterized in that, described bearing (9) is deep groove ball bearing.
5. a kind of accurate annular polishing machine based on hydraulic floating rotary table according to claim 2, is characterized in that, described workbench (8) is lathe table top.
6. a kind of accurate annular polishing machine based on hydraulic floating rotary table according to claim 1, it is characterized in that, described pallet (5) is fixedly installed marble dish (6), and is provided with the polishing layer (7) for polishing of optical element (12) on described marble dish (6).
7. a kind of accurate annular polishing machine based on hydraulic floating rotary table according to claim 6, is characterized in that, described polishing layer (7) is asphalt tar layer.
8. a kind of accurate annular polishing machine based on hydraulic floating rotary table according to claim 1, it is characterized in that, described drive motors (1) is three phase electric machine.
9. a kind of accurate annular polishing machine based on hydraulic floating rotary table according to claim 1, is characterized in that, also comprise hydraulic oil feed system,
Described hydraulic oil feed system comprises the fuel tank (15) being connected to the asphalt channel be arranged between described pallet (5) and described holder (4) by fuel feeding oil pipe (14);
From described fuel tank (15) end to described asphalt channel end, described fuel feeding oil pipe (14) is disposed with Oil pump electrical machinery (16), gear pump (17), check valve (18), pressure regulator valve (19), oil pressure gauge (20) and choke valve (21).
10. a kind of accurate annular polishing machine based on hydraulic floating rotary table according to claim 9, is characterized in that, be provided with screen pack (22) in described fuel tank (15).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520609899.7U CN204868430U (en) | 2015-08-13 | 2015-08-13 | Accurate annular burnishing machine based on hydraulic pressure swivel work head that floats |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520609899.7U CN204868430U (en) | 2015-08-13 | 2015-08-13 | Accurate annular burnishing machine based on hydraulic pressure swivel work head that floats |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN204868430U true CN204868430U (en) | 2015-12-16 |
Family
ID=54812852
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201520609899.7U Expired - Fee Related CN204868430U (en) | 2015-08-13 | 2015-08-13 | Accurate annular burnishing machine based on hydraulic pressure swivel work head that floats |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN204868430U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105710748A (en) * | 2016-03-21 | 2016-06-29 | 浙江亚恩材料工程技术有限公司 | Accurate-grinding device for valve plate |
| CN110181359A (en) * | 2019-06-03 | 2019-08-30 | 成都精密光学工程研究中心 | It is a kind of for adjusting the device of annular polishing machine pitch panel surface face shape |
| CN110193763A (en) * | 2019-05-11 | 2019-09-03 | 苏州奥博特光学科技有限公司 | A kind of prism essence casts standby and technique |
-
2015
- 2015-08-13 CN CN201520609899.7U patent/CN204868430U/en not_active Expired - Fee Related
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105710748A (en) * | 2016-03-21 | 2016-06-29 | 浙江亚恩材料工程技术有限公司 | Accurate-grinding device for valve plate |
| CN110193763A (en) * | 2019-05-11 | 2019-09-03 | 苏州奥博特光学科技有限公司 | A kind of prism essence casts standby and technique |
| CN110181359A (en) * | 2019-06-03 | 2019-08-30 | 成都精密光学工程研究中心 | It is a kind of for adjusting the device of annular polishing machine pitch panel surface face shape |
| CN110181359B (en) * | 2019-06-03 | 2020-10-30 | 成都精密光学工程研究中心 | Device for adjusting surface shape of asphalt disc surface of annular polishing machine |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN204868430U (en) | Accurate annular burnishing machine based on hydraulic pressure swivel work head that floats | |
| CN103624555B (en) | Static pressure heavy-load directly drives high-precision rotary working-table | |
| CN103542241A (en) | Air flotation type rotary table | |
| CN202065344U (en) | Fluid hydrostatic bearing rotary workbench | |
| CN203003624U (en) | Horizontal adjusting mechanism for double-sided precision grinding and polishing machine tool | |
| CN104625765A (en) | High-precision micro-miniature air static-pressure rotary table | |
| CN102398214A (en) | Static pressure workbench for extra-large vertical grinder | |
| CN102179735A (en) | Cylindrical grinding machine for bearing ring | |
| CN102294600A (en) | Heavy type numerically controlled rotary table with rolling and sliding compound guide rails and driving mechanism thereof | |
| CN202070965U (en) | Cylindrical grinding machine of bearing collar | |
| CN102211299A (en) | CNC (Computerized Numerical Control) automatic internal grinding machine for bearing ring | |
| CN102229107A (en) | Rotary table for vertical grinder | |
| CN102601724B (en) | Active-driving grinding device | |
| CN101367168B (en) | Double column vertical lathe | |
| CN205588077U (en) | Large -scale bent axle follow -up grinding machine | |
| CN110230642B (en) | Novel hydrostatic thrust bearing device | |
| CN201211610Y (en) | Double column vertical lathe | |
| CN103752853A (en) | Numerical control super-precision diamond complex optical element lathe | |
| CN101125403A (en) | Pneumatic load-removing plastic-sticking guiding rail | |
| CN203282178U (en) | Large vertical type high-speed numerically controlled lathe | |
| CN104369105B (en) | Dresser for the processing of angular contact ball bearing ring raceway groove | |
| CN105834763A (en) | Air floatation guide rail platform with loading compensation function | |
| CN102990372B (en) | Operating platform of numerical control heavy-duty type milling lathe | |
| CN201940893U (en) | Wafer grinder | |
| CN204819060U (en) | Novel bearing collar internal grinding machine |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20151216 Termination date: 20190813 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |