CN108071677B - Air supporting guide rail - Google Patents
Air supporting guide rail Download PDFInfo
- Publication number
- CN108071677B CN108071677B CN201810093368.5A CN201810093368A CN108071677B CN 108071677 B CN108071677 B CN 108071677B CN 201810093368 A CN201810093368 A CN 201810093368A CN 108071677 B CN108071677 B CN 108071677B
- Authority
- CN
- China
- Prior art keywords
- guide rail
- air
- driving device
- connecting piece
- upper guide
- 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.)
- Active
Links
- 239000002131 composite material Substances 0.000 claims description 5
- 230000001133 acceleration Effects 0.000 description 3
- 238000009434 installation Methods 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 229910000838 Al alloy Inorganic materials 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 239000000314 lubricant Substances 0.000 description 1
- 238000003754 machining Methods 0.000 description 1
- 230000003068 static effect Effects 0.000 description 1
Classifications
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16C—SHAFTS; FLEXIBLE SHAFTS; ELEMENTS OR CRANKSHAFT MECHANISMS; ROTARY BODIES OTHER THAN GEARING ELEMENTS; BEARINGS
- F16C29/00—Bearings for parts moving only linearly
- F16C29/02—Sliding-contact bearings
- F16C29/025—Hydrostatic or aerostatic
Landscapes
- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Magnetic Bearings And Hydrostatic Bearings (AREA)
Abstract
The invention relates to an air-float guide rail, which comprises a driving device rotor, an air-float guide rail connecting piece, an air-float bearing, an upper guide rail, a driving device stator, a base and a lower guide rail; the stator of the driving device and the base are plates with the same thickness, and the stator of the driving device is fixedly connected with the side surface of the base; the air-float guide rail is fixedly arranged on the base, and a T-shaped mounting groove is arranged in the air-float guide rail; the upper guide rail is vertically arranged on the center of the lower guide rail and forms a T shape, and the upper guide rail and the lower guide rail are arranged in the T shape of the air floatation guide rail; one end of the upper guide rail and one end of the lower guide rail are fixed on an air floatation guide rail connecting piece, the other end of the air floatation guide rail connecting piece is fixedly connected to a driving device rotor, and the driving device rotor is arranged on a driving device stator in a sliding manner; an air inlet hole is arranged in the air floatation guide rail and is communicated with a T-shaped mounting groove. The device can be more stable in continuous operation, and the precision can be higher.
Description
Technical Field
The invention relates to the field of precision machinery, in particular to an air floatation guide rail.
Background
The middle of the 19 th century, french scholars have proposed the possibility of using gas as a lubricant. 1828, R R Wil-lis published an article on gas pressure in orifice restrictor plates and his proposed research model was considered to be a prototype of gas-lubricated rail. The development of the air-float guide rail is rapid so far, and a plurality of mature technologies exist in the field, so that the air-float guide rail can realize smooth movement without friction resistance and vibration based on the air static pressure effect. Has the characteristic of high precision. Further development of the air-float guide rail plays an extremely important role in ultra-precise machining.
The traditional guide rail has great self weight, can not fully exert the performance of the driving device, can only be suitable for relatively low acceleration and speed, especially for a 200Hz high-frequency reciprocating device, has great self thermal phase-change capability and can not lead the device to stably output.
In view of the above-mentioned drawbacks, the present inventors have actively studied and innovated to create an air-floating guide rail of a novel structure, which has a more industrially useful value.
Disclosure of Invention
In order to solve the technical problems, the invention aims to provide an air floatation guide rail.
The technical scheme of the invention is as follows:
an air supporting guide rail, characterized in that: comprises a driving device rotor (1), an air floatation guide rail connecting piece (2), an air floatation bearing (4), an upper guide rail (5), a driving device stator (6), a base (8) and a lower guide rail (10);
the driving device stator (6) and the base (8) are plates with the same thickness, and the driving device stator (6) is fixedly connected with the side surface of the base (8);
the air bearing (4) is fixedly arranged on the base (8), and a T-shaped mounting groove is formed in the air bearing (4); the upper guide rail (5) is vertically arranged on the center of the lower guide rail (10) and forms a T shape, and the upper guide rail (5) and the lower guide rail (10) are arranged in the T shape of the air bearing (4); one end of the upper guide rail (5) and one end of the lower guide rail (10) are fixed on the air floatation guide rail connecting piece (2), the other end of the air floatation guide rail connecting piece (2) is fixedly connected to the driving device rotor (1), and the driving device rotor (1) is arranged on the driving device stator (6) in a sliding manner;
an air inlet hole (41) is formed in the air bearing (4), and the air inlet hole is communicated with the T-shaped mounting groove.
Further, the upper guide rail (5) and the lower guide rail (10) are connected through a plurality of upper guide rail connecting screws (9), and the upper guide rail connecting screws (9) are screwed into the upper guide rail (5) from the bottom of the lower guide rail (10).
Further, the air-float guide rail connecting piece (2) is connected with the upper guide rail (5) through a plurality of second screws (7), and the second screws (7) are screwed into the upper guide rail (5) from the air-float guide rail connecting piece (2).
Further, the air-float guide rail connecting piece (2) is connected with the driving device rotor (1) through a plurality of first screws (3), and the first screws (3) are connected with the inner screw of the air-float guide rail connecting piece (2) to the inside of the driving device rotor (1).
Furthermore, the air bearing (4), the upper guide rail (5) and the lower guide rail (10) are all made of light composite materials.
By means of the scheme, the invention has at least the following advantages:
the invention designs an air-float guide rail, changes the structure of the conventional guide rail, and selects light composite materials to fully exert the highest speed acceleration and the reciprocating frequency of a driving device.
The foregoing description is only an overview of the present invention, and is intended to provide a better understanding of the present invention, as it is embodied in the following description, with reference to the preferred embodiments of the present invention and the accompanying drawings.
Drawings
FIG. 1 is a schematic diagram of the structure of the present invention;
FIG. 2 is a schematic side cross-sectional view of the present invention;
FIG. 3 is a schematic structural view of an air bearing of the present invention;
in the figure: 1-driving a device mover; 2-an air-float guide rail connector; 3-a first screw; 4-an air bearing; 5-upper guide rail; 6-a drive stator; 7-a second screw; 8-a base; 9-connecting screws on the upper and lower guide rails; 10-lower guide rail; 41-air inlet hole.
Detailed Description
The following describes in further detail the embodiments of the present invention with reference to the drawings and examples. The following examples are illustrative of the invention and are not intended to limit the scope of the invention.
Referring to fig. 1 and 2, an air-floating guide rail according to a preferred embodiment of the present invention includes a driving device mover 1, an air-floating guide rail connector 2, an air-floating bearing 4, an upper guide rail 5, a driving device stator 6, a base 8, and a lower guide rail 10;
the driving device stator 6 and the base 8 are plates with the same thickness, and the driving device stator 6 is fixedly connected with the side surface of the base 8;
the air bearing 4 is fixedly arranged on the base 8, and a T-shaped mounting groove is formed in the air bearing 4; the upper guide rail 5 is vertically arranged on the center of the lower guide rail 10 and forms a T shape, and the upper guide rail 5 and the lower guide rail 10 are arranged in the air bearing 4"T shape; one end of the upper guide rail 5 and one end of the lower guide rail 10 are fixed on the air floatation guide rail connecting piece 2, the other end of the air floatation guide rail connecting piece 2 is fixedly connected to the driving device rotor 1, and the driving device rotor 1 is arranged on the driving device stator 6 in a sliding manner;
an air inlet hole 41 is arranged in the air bearing 4 and is communicated with the T-shaped mounting groove.
The upper rail 5 and the lower rail 10 are connected by a plurality of upper and lower rail connecting screws 9, the upper and lower rail connecting screws 9 being threaded from the bottom of the lower rail 10 into the interior of the upper rail 5.
The air rail connection 2 is connected to the upper rail 5 by means of a plurality of second screws 7, which second screws 7 are screwed from inside the air rail connection 2 into the upper rail 5.
The air rail connection 2 is connected to the drive device mover 1 by a plurality of first screws 3, which first screws 3 are screwed from inside the air rail connection 2 into the drive device mover 1.
The air bearing 4, the upper rail 5, the lower rail 10 are all lightweight composite materials, typically aluminium alloys.
As shown in fig. 3, in the air bearing 4 of the present invention, four air inlets 41 are provided on the air bearing 4, the air inlets 41 are located at the upper and lower sides of the bottom edge of the installation groove, and a plurality of air holes 411 are provided in each air inlet 41 and are connected to the bottom edge surface of the installation groove.
The invention has at least the following advantages:
the invention designs an air-float guide rail, changes the structure of the conventional guide rail, and selects light composite materials to fully exert the highest speed acceleration and the reciprocating frequency of a driving device.
The above description is only of the preferred embodiments of the present invention and is not intended to limit the present invention, and it should be noted that it is possible for those skilled in the art to make several improvements and modifications without departing from the technical principle of the present invention, and these improvements and modifications should also be regarded as the protection scope of the present invention.
Claims (3)
1. An air supporting guide rail, characterized in that: comprises a driving device rotor (1), an air floatation guide rail connecting piece (2), an air floatation bearing (4), an upper guide rail (5), a driving device stator (6), a base (8) and a lower guide rail (10);
the driving device stator (6) and the base (8) are plates with the same thickness, and the driving device stator (6) is fixedly connected with the side surface of the base (8);
the air bearing (4) is fixedly arranged on the base (8), and a T-shaped mounting groove is formed in the air bearing (4); the upper guide rail (5) is vertically arranged on the center of the lower guide rail (10) and forms a T shape, and the upper guide rail (5) and the lower guide rail (10) are arranged in the T shape of the air bearing (4); one end of the upper guide rail (5) and one end of the lower guide rail (10) are fixed on the air floatation guide rail connecting piece (2), the other end of the air floatation guide rail connecting piece (2) is fixedly connected to the driving device rotor (1), and the driving device rotor (1) is arranged on the driving device stator (6) in a sliding manner;
an air inlet hole (41) is formed in the air bearing (4), and the air inlet hole is communicated with the T-shaped mounting groove;
the upper guide rail (5) and the lower guide rail (10) are connected through a plurality of upper guide rail connecting screws (9), and the upper guide rail connecting screws (9) are screwed into the upper guide rail (5) from the bottom of the lower guide rail (10);
the air bearing (4), the upper guide rail (5) and the lower guide rail (10) are all made of light composite materials.
2. An air rail according to claim 1, wherein: the air supporting guide rail connecting piece (2) is connected with the upper guide rail (5) through a plurality of second screws (7), and the second screws (7) are screwed into the upper guide rail (5) from the inside of the air supporting guide rail connecting piece (2).
3. An air rail according to claim 2, wherein: the air supporting guide rail connecting piece (2) is connected with the driving device rotor (1) through a plurality of first screws (3), and the first screws (3) are connected with the inner part of the driving device rotor (1) from the air supporting guide rail connecting piece (2).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810093368.5A CN108071677B (en) | 2018-01-31 | 2018-01-31 | Air supporting guide rail |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810093368.5A CN108071677B (en) | 2018-01-31 | 2018-01-31 | Air supporting guide rail |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN108071677A CN108071677A (en) | 2018-05-25 |
| CN108071677B true CN108071677B (en) | 2024-02-27 |
Family
ID=62156903
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201810093368.5A Active CN108071677B (en) | 2018-01-31 | 2018-01-31 | Air supporting guide rail |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN108071677B (en) |
Citations (17)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS5913120A (en) * | 1982-07-09 | 1984-01-23 | Matsushita Electric Ind Co Ltd | Static pressure fluid bearing |
| JPH09317767A (en) * | 1996-05-28 | 1997-12-09 | Nippon Seiko Kk | Positioning device |
| JP2000337376A (en) * | 1999-05-25 | 2000-12-05 | Sony Corp | Direct acting bearing mechanism |
| JP2002142441A (en) * | 2000-10-31 | 2002-05-17 | Mitsui High Tec Inc | Linear step motor |
| JP2002142433A (en) * | 2000-10-31 | 2002-05-17 | Toshiba Mach Co Ltd | Drive with linear motor |
| DE10213408A1 (en) * | 2002-03-26 | 2003-10-16 | Linatec Kg | Linear direct drive system of machine, consists of synchronous linear motor with triangular-section linear rotor member inside hollow triangular stator |
| CN1685167A (en) * | 2002-08-30 | 2005-10-19 | 哈丁公司 | Hydrostatic bearings for linear motion guidance |
| CH698050B1 (en) * | 2004-08-19 | 2009-05-15 | Joachim Andreas Wozar | Linear guide device with hydrostatic bearing. |
| CN102720763A (en) * | 2012-03-28 | 2012-10-10 | 哈尔滨工业大学深圳研究生院 | Closed fluid hydrostatic guiderail |
| CN102878203A (en) * | 2012-10-22 | 2013-01-16 | 中国科学院光电技术研究所 | Air-float guide rail |
| CN102943812A (en) * | 2011-08-15 | 2013-02-27 | 宋震国 | Actively compensated hydrostatic bearing and hydrostatic bearing module using the same |
| JP2014173640A (en) * | 2013-03-07 | 2014-09-22 | Toto Ltd | Static pressure gas bearing |
| CN104500569A (en) * | 2014-12-23 | 2015-04-08 | 天津尚吉液压设备有限公司 | T-shaped hydraulic bearing of single restraint DOF |
| CN205446402U (en) * | 2015-12-27 | 2016-08-10 | 天津尚吉液压设备有限公司 | T type hydraulic shaft of two degrees of freedom holds |
| CN106315359A (en) * | 2015-06-30 | 2017-01-11 | 张文超 | Suspended horizontally-moving elevator |
| CN106736845A (en) * | 2016-11-22 | 2017-05-31 | 江苏工大金凯高端装备制造有限公司 | A kind of big stroke fast tool servo mechanism |
| CN207848218U (en) * | 2018-01-31 | 2018-09-11 | 江苏工大金凯高端装备制造有限公司 | A kind of air-float guide rail |
Family Cites Families (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US6629471B2 (en) * | 2001-12-19 | 2003-10-07 | Sumitomo Heavy Industries, Ltd. | X-Y stage apparatus capable of reducing the number of drive sources |
-
2018
- 2018-01-31 CN CN201810093368.5A patent/CN108071677B/en active Active
Patent Citations (17)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS5913120A (en) * | 1982-07-09 | 1984-01-23 | Matsushita Electric Ind Co Ltd | Static pressure fluid bearing |
| JPH09317767A (en) * | 1996-05-28 | 1997-12-09 | Nippon Seiko Kk | Positioning device |
| JP2000337376A (en) * | 1999-05-25 | 2000-12-05 | Sony Corp | Direct acting bearing mechanism |
| JP2002142441A (en) * | 2000-10-31 | 2002-05-17 | Mitsui High Tec Inc | Linear step motor |
| JP2002142433A (en) * | 2000-10-31 | 2002-05-17 | Toshiba Mach Co Ltd | Drive with linear motor |
| DE10213408A1 (en) * | 2002-03-26 | 2003-10-16 | Linatec Kg | Linear direct drive system of machine, consists of synchronous linear motor with triangular-section linear rotor member inside hollow triangular stator |
| CN1685167A (en) * | 2002-08-30 | 2005-10-19 | 哈丁公司 | Hydrostatic bearings for linear motion guidance |
| CH698050B1 (en) * | 2004-08-19 | 2009-05-15 | Joachim Andreas Wozar | Linear guide device with hydrostatic bearing. |
| CN102943812A (en) * | 2011-08-15 | 2013-02-27 | 宋震国 | Actively compensated hydrostatic bearing and hydrostatic bearing module using the same |
| CN102720763A (en) * | 2012-03-28 | 2012-10-10 | 哈尔滨工业大学深圳研究生院 | Closed fluid hydrostatic guiderail |
| CN102878203A (en) * | 2012-10-22 | 2013-01-16 | 中国科学院光电技术研究所 | Air-float guide rail |
| JP2014173640A (en) * | 2013-03-07 | 2014-09-22 | Toto Ltd | Static pressure gas bearing |
| CN104500569A (en) * | 2014-12-23 | 2015-04-08 | 天津尚吉液压设备有限公司 | T-shaped hydraulic bearing of single restraint DOF |
| CN106315359A (en) * | 2015-06-30 | 2017-01-11 | 张文超 | Suspended horizontally-moving elevator |
| CN205446402U (en) * | 2015-12-27 | 2016-08-10 | 天津尚吉液压设备有限公司 | T type hydraulic shaft of two degrees of freedom holds |
| CN106736845A (en) * | 2016-11-22 | 2017-05-31 | 江苏工大金凯高端装备制造有限公司 | A kind of big stroke fast tool servo mechanism |
| CN207848218U (en) * | 2018-01-31 | 2018-09-11 | 江苏工大金凯高端装备制造有限公司 | A kind of air-float guide rail |
Also Published As
| Publication number | Publication date |
|---|---|
| CN108071677A (en) | 2018-05-25 |
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