CN101398119B - Self-driving round rotating platform of three-surface static pressure closed type guiding rail - Google Patents
Self-driving round rotating platform of three-surface static pressure closed type guiding rail Download PDFInfo
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- CN101398119B CN101398119B CN2007101753770A CN200710175377A CN101398119B CN 101398119 B CN101398119 B CN 101398119B CN 2007101753770 A CN2007101753770 A CN 2007101753770A CN 200710175377 A CN200710175377 A CN 200710175377A CN 101398119 B CN101398119 B CN 101398119B
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Abstract
The invention relates to a trihedral static pressure closed type guide rail self-driven type round rotary table which consists of a base, a supporting mass, a rotary table and a motor. The base is a platform provided with a hole in the middle, the supporting mass is fixedly arranged on the upper part of the platform. The supporting mass is a cylinder of which the center is provided with a through hole and the upper external surface is provided with a lug boss. The rotary table is arranged on the lug boss of the supporting mass to match with the lug boss. The internal surface of the rotary table is matched with the upper surface, the lower surface and the external circle surface of the boss of the supporting mass in a trihedral way. The center of the internal surface of the top part of the rotary table is provided with a principal axis. Static pressure oil cavities are arranged on the matched surfaces of the supporting mass and the rotary table to form a static pressure guide rail. The rotary table has small friction resistance, high accuracy, good rigidity and large carrying capacity.
Description
Technical field
The present invention relates to a kind ofly be used for apparatus or the board or the support of the conduct supporting of goods on it, be specifically related to a kind of self-driving round rotating platform of three-surface static pressure closed type guiding rail.
Background technique
Traverse platform in traditional circular turntable adopts the guide rail of slip to do axially support more, the employing axis of rolling is made radially, axially support, this supporting way all makes circular turntable be difficult to obtain very high kinematic accuracy owing to be subjected to the influence of the precision and the accuracy of manufacturing of rolling bearing.Also there are many problems in domestic manufacturing and import for high-precision bearing now, influenced the precision of large-size workpiece to a great extent, and this has become a current problem that needs to be resolved hurrily.
Summary of the invention
The objective of the invention is to improve the shortcoming of prior art, a kind of self-driving round rotating platform of three-surface static pressure closed type guiding rail is provided, this turntable surface friction drag is little, precision is high, good rigidly, bearing capacity are big.
For achieving the above object, the present invention is by the following technical solutions:
It is made up of base, supporting mass, traverse platform and motor,
Described base is a platform that the centre is with holes, and its top is fixed with supporting mass, and described supporting mass is that a center has the cylindrical body that through hole, outer surface of upper are provided with boss;
The boss of described supporting mass is provided with a traverse platform that matches, and the internal surface of described traverse platform cooperates with three of the upper and lower and peripheries of the outer surface of supporting mass boss, and this traverse platform top inner surface center is provided with a main shaft;
The fitting surface of described supporting mass and traverse platform is provided with the static pressure oil pocket and forms hydrostatic slideway.
Axial restraint is provided with a motor in the described supporting mass central through bore, and the stator of described motor is installed on the supporting mass inwall, and rotor is fixedlyed connected with the main shaft of described traverse platform.
The main shaft of described traverse platform also can or direct transfer by the off-load belt pulley and be connected with external motor.
Described base bottom connects the off-load belt pulley by a support fixation, the fixedly connected land in off-load belt pulley bottom, and described land is fixedlyed connected with main shaft.
Be provided with the sensor of control position precision between the hole on described traverse platform main shaft and the base, the sensor rotating part is connected with the traverse platform main shaft, and the sensor element is fixedly installed on the inwall of base aperture.
Described base be provided with the static pressure oil pocket form hydrostatic slideway into and out of oilhole.
Center, described traverse platform upper-end surface is provided with a mohs tapered bore.
Described base lower central is provided with an annular groove.
The present invention compared with prior art has the following advantages:
1) traverse platform of sealing is set among the present invention on the upper and lower and periphery of the outer surface of supporting mass boss, good rigidly is spacing good; The upper and lower end face of traverse platform and the loaded area of cylindrical are big, and bearing capacity is strong; The fitting surface of traverse platform and supporting mass is provided with the hydrostatic slideway structure, makes that the surface friction drag between supporting mass and traverse platform levels off to zero, and surface friction drag is little, so transmission accuracy improves greatly.
2) but the present invention's built-in motor, compact structure, volume reduces, and can constitute independent functional part, rotor and traverse platform are fixedly linked, and drive power and directly export to turntable, kinetic equation loss is few, the rotating speed height; Be suitable for accuracy detection, numerical control machine tool, numerical control machining center, accurate vertical lathe, accurate angular detection etc.
3) the present invention can or direct transfer electric machine external by the off-load belt pulley, can use common electric machine, and Placement is simple, and cost is low, and is easy to use.
Description of drawings
Fig. 1 is the structural representation of electric machine built-in of the present invention;
Fig. 2 is the structural representation of electric machine external of the present invention.
Embodiment
The invention will be further described below in conjunction with accompanying drawing:
As shown in Figure 1, the self-driving round rotating platform of three-surface static pressure closed type guiding rail of the described a kind of electric machine built-in of present embodiment, it is made up of base 1, supporting mass 2, traverse platform 3 and motor 5, described base 1 is a platform that the centre is with holes, its top is set with supporting mass 2, and described supporting mass 2 is that a center has the cylindrical body that ladder hole, outer surface of upper are provided with boss; That seals on the boss of described supporting mass 2 is provided with a traverse platform that matches 3, and described traverse platform cooperates with three of the upper and lower and peripheries of the outer surface of supporting mass boss, and these traverse platform 3 top inner surface centers are provided with a main shaft 31; Described supporting mass 2 is provided with the static pressure oil pocket and forms hydrostatic slideway 4; Axial restraint is provided with a motor 5 in the ladder hole of described supporting mass 2, and the stator 51 of described motor 5 is installed on supporting mass 2 inwalls, and rotor 52 is fixedlyed connected with the main shaft 31 of described traverse platform.Described base 1 be provided with the static pressure oil pocket form hydrostatic slideway into and out of oilhole 13.Described base 1 lower central is provided with an annular groove 12, makes base more steady.Center, described traverse platform 3 upper-end surface is provided with a mohs tapered bore 7, can be in order to insert test bar.
Be provided with the sensor 6 of control position precision between the mesopore 11 of described traverse platform main shaft 31 and base, sensor rotating part 61 is connected with traverse platform main shaft 31, and sensor element 62 is fixedly installed on the inwall of base aperture 11.
As shown in Figure 2, be with embodiment 1 difference, present embodiment is described to be a kind of self-driving round rotating platform of three-surface static pressure closed type guiding rail of the external motor that drives by the off-load belt pulley, 81 fixedly connected off-load belt pulleys 8 are supported by an off-load belt pulley in described base 1 bottom, motor 5 ' is external to be connected with off-load belt pulley 8, the fixedly connected land 9 in described off-load belt pulley 8 bottoms, tie-plate 9 usefulness pins and elastic sleeve connect a land 10, and land 10 is fixedlyed connected with main shaft 31.So, motor 5 ' drives main shaft 31 rotations by off-load belt pulley 8.This connection form can not established the sensor of control position precision.
Claims (8)
1. a self-driving round rotating platform of three-surface static pressure closed type guiding rail is characterized in that, it is made up of base, supporting mass, traverse platform and motor,
Described base is a platform that the centre is with holes, and its top is fixed with supporting mass, and described supporting mass is that a center has the cylindrical body that through hole, outer surface of upper are provided with boss;
The boss of described supporting mass is provided with a traverse platform that matches, and the internal surface of described traverse platform cooperates with three of the upper and lower and peripheries of the outer surface of supporting mass boss, and this traverse platform top inner surface center is provided with a main shaft;
The fitting surface of described supporting mass and traverse platform is provided with the static pressure oil pocket and forms hydrostatic slideway.
2. self-driving round rotating platform of three-surface static pressure closed type guiding rail according to claim 1, it is characterized in that, axial restraint is provided with a motor in the described supporting mass central through bore, and the stator of described motor is installed on the supporting mass inwall, and rotor is fixedlyed connected with the main shaft of described traverse platform.
3. self-driving round rotating platform of three-surface static pressure closed type guiding rail according to claim 1 is characterized in that the main shaft of described traverse platform is connected with external motor by the off-load belt pulley, or the main shaft of traverse platform directly is connected transmission with external motor.
4. according to claim 1 or 3 described self-driving round rotating platform of three-surface static pressure closed type guiding rail, it is characterized in that, described base bottom connects the off-load belt pulley by a support fixation, the fixedly connected land in off-load belt pulley bottom, and described land is fixedlyed connected with main shaft.
5. according to claim 1,2 or 3 described self-driving round rotating platform of three-surface static pressure closed type guiding rail, it is characterized in that, be provided with the sensor of control position precision between the hole on described traverse platform main shaft and the base, the sensor rotating part is connected with the traverse platform main shaft, and the sensor element is fixedly installed on the inwall of base aperture.
6. self-driving round rotating platform of three-surface static pressure closed type guiding rail according to claim 1 is characterized in that, described base be provided with the static pressure oil pocket form hydrostatic slideway into and out of oilhole.
7. self-driving round rotating platform of three-surface static pressure closed type guiding rail according to claim 1 is characterized in that, center, described traverse platform upper-end surface is provided with a mohs tapered bore.
8. self-driving round rotating platform of three-surface static pressure closed type guiding rail according to claim 1 is characterized in that, described base lower central is provided with an annular groove.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2007101753770A CN101398119B (en) | 2007-09-29 | 2007-09-29 | Self-driving round rotating platform of three-surface static pressure closed type guiding rail |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2007101753770A CN101398119B (en) | 2007-09-29 | 2007-09-29 | Self-driving round rotating platform of three-surface static pressure closed type guiding rail |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN101398119A CN101398119A (en) | 2009-04-01 |
| CN101398119B true CN101398119B (en) | 2011-02-16 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN2007101753770A Active CN101398119B (en) | 2007-09-29 | 2007-09-29 | Self-driving round rotating platform of three-surface static pressure closed type guiding rail |
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Families Citing this family (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102416566B (en) * | 2010-09-28 | 2013-12-11 | 北方工业大学 | Static pressure air suspension direct drive turntable |
| CN102001022A (en) * | 2010-10-27 | 2011-04-06 | 威海华东数控股份有限公司 | Floating amount on-line detection device of workbench hydrostatic slideway |
| CN102029528A (en) * | 2010-11-09 | 2011-04-27 | 北京东方精益机械设备有限公司 | Compound turntable based on closed type static pressure technology |
| CN102059558B (en) * | 2010-11-24 | 2013-02-13 | 南京工大数控科技有限公司 | Large and heavy numerical control static-pressure revolving platform |
| TWI681838B (en) * | 2019-04-30 | 2020-01-11 | 國立高雄科技大學 | Conical static pressure rotary table |
Citations (6)
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|---|---|---|---|---|
| CN2054392U (en) * | 1989-01-31 | 1990-03-14 | 山东菏泽油泵油嘴厂 | Gyratory conversion device for machine tool |
| CN2078682U (en) * | 1990-09-09 | 1991-06-12 | 郭亦法 | Multi-purpose woodworking machinery |
| US5210954A (en) * | 1990-01-29 | 1993-05-18 | Bergwerksverband Gmbh | Clinometer |
| EP0768146B1 (en) * | 1995-10-13 | 1998-12-30 | Kitamura Machinery Co., Ltd. | Table apparatus for machine tool |
| CN2795144Y (en) * | 2005-04-21 | 2006-07-12 | 江苏天奇物流***工程股份有限公司 | Positive pressure regulating type rotary table |
| CN201078557Y (en) * | 2007-09-29 | 2008-06-25 | 李颖仲 | Guide rail self-driving type circular turntable of three surfaces static pressure enclosing type |
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2007
- 2007-09-29 CN CN2007101753770A patent/CN101398119B/en active Active
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2054392U (en) * | 1989-01-31 | 1990-03-14 | 山东菏泽油泵油嘴厂 | Gyratory conversion device for machine tool |
| US5210954A (en) * | 1990-01-29 | 1993-05-18 | Bergwerksverband Gmbh | Clinometer |
| CN2078682U (en) * | 1990-09-09 | 1991-06-12 | 郭亦法 | Multi-purpose woodworking machinery |
| EP0768146B1 (en) * | 1995-10-13 | 1998-12-30 | Kitamura Machinery Co., Ltd. | Table apparatus for machine tool |
| CN2795144Y (en) * | 2005-04-21 | 2006-07-12 | 江苏天奇物流***工程股份有限公司 | Positive pressure regulating type rotary table |
| CN201078557Y (en) * | 2007-09-29 | 2008-06-25 | 李颖仲 | Guide rail self-driving type circular turntable of three surfaces static pressure enclosing type |
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| Publication number | Publication date |
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| CN101398119A (en) | 2009-04-01 |
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| Date | Code | Title | Description |
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| C06 | Publication | ||
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| C10 | Entry into substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| EE01 | Entry into force of recordation of patent licensing contract |
Assignee: Beijing Orient Precision Machinery Equipment Co., Ltd. Assignor: Li Yingzhong Contract fulfillment period: 2009.11.1 to 2014.10.31 contract change Contract record no.: 2009110000290 Denomination of invention: Self-driving round rotating platform of three-surface static pressure closed type guiding rail License type: Exclusive license Record date: 20091111 |
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| LIC | Patent licence contract for exploitation submitted for record |
Free format text: EXCLUSIVE LICENSE; TIME LIMIT OF IMPLEMENTING CONTACT: 2009.11.1 TO 2014.10.31; CHANGE OF CONTRACT Name of requester: BEIJING DONGFANG JINGYI MACHINE EQUIPMENT CO., LTD Effective date: 20091111 |
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| C14 | Grant of patent or utility model | ||
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| PE01 | Entry into force of the registration of the contract for pledge of patent right |
Denomination of invention: Self-driving round rotating platform of three-surface static pressure closed type guiding rail Effective date of registration: 20120806 Granted publication date: 20110216 Pledgee: Beijing's first investment Company Limited by Guarantee Pledgor: Li Yingzhong Registration number: 2012990000431 |
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| PC01 | Cancellation of the registration of the contract for pledge of patent right |
Date of cancellation: 20130917 Granted publication date: 20110216 Pledgee: Beijing first financing Company limited by guarantee Pledgor: Li Yingzhong Registration number: 2012990000431 |
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| PE01 | Entry into force of the registration of the contract for pledge of patent right |
Denomination of invention: Self-driving round rotating platform of three-surface static pressure closed type guiding rail Effective date of registration: 20130917 Granted publication date: 20110216 Pledgee: Beijing first financing Company limited by guarantee Pledgor: Li Yingzhong Registration number: 2013990000682 |
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| PLDC | Enforcement, change and cancellation of contracts on pledge of patent right or utility model | ||
| PM01 | Change of the registration of the contract for pledge of patent right |
Change date: 20130917 Registration number: 2012990000431 Pledgee after: Beijing first financing Company limited by guarantee Pledgee before: Beijing's first investment Company Limited by Guarantee |