CN104482046A - Easily-adjusting and easily-measuring high-precision closed type constant-pressure static-pressure guide rail throttling device - Google Patents
Easily-adjusting and easily-measuring high-precision closed type constant-pressure static-pressure guide rail throttling device Download PDFInfo
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- CN104482046A CN104482046A CN201410698551.XA CN201410698551A CN104482046A CN 104482046 A CN104482046 A CN 104482046A CN 201410698551 A CN201410698551 A CN 201410698551A CN 104482046 A CN104482046 A CN 104482046A
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- throttling
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Abstract
The invention discloses an easily-adjusting and easily-measuring high-precision closed type constant-pressure static-pressure guide rail throttling device. The easily-adjusting and easily-measuring high-precision closed type constant-pressure static-pressure guide rail throttling device comprises a shell body and a core body, wherein the shell body is internally provided with an oil inlet cavity and an oil outlet cavity; the shell body is provided with a core body mounting position joined with the oil inlet cavity and the oil outlet cavity; the core body is mounted in the core body mounting position; the core body is provided with a throttling oil path which is used for communicating the oil inlet cavity and the oil outlet cavity; and the outlet of the core body, in the throttling oil path, is connected with a capillary tube stretching into the oil outlet cavity. According to the throttling device, the oil inlet cavity and the oil outlet cavity which are connected with a guide rail oil cavity and an oil supplying system, and the core body mounting position are formed in the shell body respectively; when the throttling device is used, oil liquid enters the oil inlet cavity by the oil supplying system and enters the oil outlet cavity from the capillary tube through the throttling oil path on the core body, so that the throttling is realized. The throttling device has a simple structure and is convenient to detach; and the length of the capillary tube can be adjusted randomly according to requirements, the machining is simple and the cost is low. The core body is directly provided with a detection oil path for detecting the oil pressure of the oil outlet cavity, so that the oil pressure is convenient to detect and the on-line detection can be realized in real time.
Description
Technical field
The present invention is used for hydraulic restrictions field, particularly relates to the easy altimetry precision enclosed constant voltage hydrostatic slideway flow controller of a kind of easily tune.
Background technique
At present, hydrostatic slideway is widely used in ultra-precision machine tool, and hydrostatic slideway exists multiple oil pocket, realizes guide rail carrying by the pressure difference of upper lower oil cavitie.Hydrostatic slideway adopts level pressure oil supply system, namely with the oil pump that a delivery pressure remains unchanged substantially, realizes the system of fuel feeding to all oil pockets of hydrostatic slideway simultaneously.Therefore each oil pocket must be connected a flow controller, and hydrostatic slideway just has bearing capacity.
The structural type of flow controller can be divided into two classes by working principle: fixed restriction device and variable throttler.Fixed restriction device is divided into again orifice restriction device, capillary restrictor, gap flow controller etc.The hydrostatic slideway related in the present invention need carry more than 200kg, and orifice restriction device, gap flow controller exist, and load-carrying is little, the more high defect of machining accuracy.So hydrostatic slideway all adopts capillary restrictor mostly.
Capillary restrictor is divided into again straight-through type and spiral groove type.Straight-through type capillary restrictor is commonly used medication injections needle tubing and is made, and selects suitable inner diameter and length to be welded on joint as required.Spiral groove type flow controller opens spiral chute on periphery, then with housing inner diameter by Spielpassung, form asphalt channel.This form structure is compact, but processing request is higher.So this hydrostatic slideway adopts straight-through type capillary restrictor.But there is many defects in existing straight-through type capillary restrictor: 1. complex structure, mounting or dismounting trouble; 2. capillary pipe length is non-adjustable, causes Throttling ratio non-adjustable; 3. machining accuracy and quality of fit require also higher; 4. existing straight-through type capillary restrictor go out oil pocket oil pressure can not detect or detecting method complicated.
Summary of the invention
For solving the problem, the invention provides that a kind of structure is simple, mounting or dismounting are convenient, can be as required, any adjustment capillary pipe length, processing is simple, and cost is little, go out oil pocket oil pressure easy to detect, can real-time online detect easy tune easy altimetry precision enclosed constant voltage hydrostatic slideway flow controller.
The technical solution adopted for the present invention to solve the technical problems is: the easy altimetry precision enclosed constant voltage hydrostatic slideway flow controller of a kind of easily tune, comprise housing and core body, be provided with oil suction chamber in described housing and go out oil pocket, described housing is provided with respectively with oil suction chamber with go out the core body installation position that oil pocket crosses, described core body is contained in described core body installation position, described core body is provided with oil suction chamber described in conducting and goes out the throttling oil circuit of oil pocket, described core body the outlet of throttling oil circuit be connected with stretch into described in go out capillary tube in oil pocket.
Be further used as the improvement of technical solution of the present invention, be provided with in described core body with described go out the detection oil circuit that is communicated with of oil pocket, described detection oil circuit is formed in the end face outside of core body and detects mouth, and removable plug is equipped with at described detection mouth place.
Be further used as the improvement of technical solution of the present invention, described plug comprises fastening screw trip bolt and the O type circle be sleeved on described fastening screw trip bolt and pad.
Be further used as the improvement of technical solution of the present invention, described core body forms circular groove in oil suction chamber, described detection oil circuit is the through hole drilling through core body inner side end and end face outside, and described throttling oil circuit comprises and is parallel to described through hole by the inner side end of core body and is drilled into the parallel hole in the middle part of circular groove and is drilled into the upright opening of parallel hole by described circular groove perpendicular to through hole and parallel hole place plane.
Be further used as the improvement of technical solution of the present invention, described core body installation position is the mounting hole being located at described housing one side end face, described mounting hole comprises and extends to the outer section of described oil suction chamber by housing end face and extended to out the inner segment of oil pocket by oil suction chamber, the inner segment of described mounting hole and go out forming station terrace between oil pocket, described core body is threaded with the inner segment of mounting hole and and between step surface, seal ring is housed.
Be further used as the improvement of technical solution of the present invention, described housing is provided with mounting groove outside the outer section of mounting hole, described core body at described mounting groove built with sealing gasket and tightening nut.
Be further used as the improvement of technical solution of the present invention, firm by epoxy bond between described capillary tube and core body.
Beneficial effect of the present invention: easily the easy altimetry precision enclosed constant voltage hydrostatic slideway flow controller of tune can directly using guide rail as housing for this, on housing shaping be connected with guide rail oil pocket and oil supply system respectively go out oil pocket and oil suction chamber, and the core body installation position of core body is installed, during use, fluid flows into oil suction chamber by oil supply system, and then the throttling oil circuit again on core body enters out oil pocket by capillary tube, realizes throttling.Structure of the present invention is simple, mounting or dismounting are convenient, as required, can regulate capillary pipe length arbitrarily, and processing is simple, and cost is little.And, owing to directly arranging the detection oil circuit for detecting oil pocket oil pressure on core body, going out oil pocket oil pressure easy to detect, can detect by real-time online.
Accompanying drawing explanation
Below in conjunction with accompanying drawing, the invention will be further described:
Fig. 1 is embodiment of the present invention structure end view;
Fig. 2 is A-A place sectional view in Fig. 1.
Embodiment
With reference to Fig. 1, Fig. 2, the invention provides the easy altimetry precision enclosed constant voltage hydrostatic slideway flow controller of a kind of easily tune, comprise housing 1 and core body 2, be provided with oil suction chamber 11 in described housing 1 and go out oil pocket 12, described housing 1 is provided with respectively with oil suction chamber 11 with go out the core body installation position that oil pocket 12 crosses, described core body 2 is contained in described core body installation position, described core body 2 is provided with oil suction chamber 11 described in conducting and goes out the throttling oil circuit of oil pocket 12, described core body 2 the outlet of throttling oil circuit be connected with stretch into described in go out capillary tube 3 in oil pocket 12, the optimum length of capillary tube 3 can be determined by experiment, one section can be wiped out if long, can bonding comparatively long capillary 3 again if too short.Firm by epoxy bond between described capillary tube 3 and core body 2.Be provided with in described core body 2 with described go out the detection oil circuit 21 that is communicated with of oil pocket 12, described detection oil circuit 21 is formed in the end face outside of core body 2 and detects mouth, removable plug is equipped with at described detection mouth place, detects oil circuit 21 and is used for connecing oil pressure gauge, to detect oil pocket 12 oil pressure.This oil circuit is blocked with plug when not detecting oil pressure.Described plug comprises fastening screw trip bolt 41 and the O type circle 42 be sleeved on described fastening screw trip bolt 41 and pad 43.
Wherein, described core body 2 forms circular groove 22 in oil suction chamber 11, described detection oil circuit 21 is for drilling through the through hole of core body 2 inner side end and end face outside, and described throttling oil circuit comprises and is parallel to described through hole by the inner side end of core body 2 and is drilled into the parallel hole 23 in the middle part of circular groove 22 and is drilled into the upright opening 24 of parallel hole by described circular groove 22 perpendicular to through hole and parallel hole 23 place plane.The oil circuit so mutually staggered, can avoid throttling oil circuit get through with detection oil circuit 21 and destroy core body 2, convenient processing.
Described core body installation position is the mounting hole 5 being located at described housing 1 one side end face, described mounting hole 5 comprises and extends to the outer section 51 of described oil suction chamber 11 by housing 1 end face and extended to out the inner segment 52 of oil pocket 12 by oil suction chamber 11, the inner segment 52 of described mounting hole 5 and go out forming station terrace 13 between oil pocket 12, described core body 2 is threaded with the inner segment 52 of mounting hole 5 and and between step surface 13, seal ring 6 is housed.Described housing 1 is provided with mounting groove 14 outside the outer section 51 of mounting hole 5, described core body 2 at described mounting groove 14 built with sealing gasket 7 and tightening nut 8.
Easily the easy altimetry precision enclosed constant voltage hydrostatic slideway flow controller of tune can directly using guide rail as housing 1 for this, on housing 1 shaping be connected with guide rail oil pocket and oil supply system respectively go out oil pocket 12 and oil suction chamber 11, and the core body installation position of core body 2 is installed, during use, fluid flows into oil suction chamber 11 by oil supply system, and then the throttling oil circuit again on core body 2 enters out oil pocket 12 by capillary tube 3, guide rail oil pocket is flowed into through going out oil pocket 12, thus formation oil film, realize the carrying of guide rail, so realize throttling.Structure of the present invention is simple, mounting or dismounting are convenient, and as required, can regulate capillary tube 3 length arbitrarily, processing is simple, and cost is little.And, owing to directly arranging the detection oil circuit 21 for detecting oil pocket 12 oil pressure on core body 2, going out oil pocket 12 oil pressure easy to detect, can detect by real-time online.
Certainly, the invention is not limited to above-mentioned mode of execution, those of ordinary skill in the art also can make equivalent variations or replacement under the prerequisite without prejudice to spirit of the present invention, and these equivalent modification or replacement are all included in the application's claim limited range.
Claims (7)
1. easily adjust easy altimetry precision enclosed constant voltage hydrostatic slideway flow controller for one kind, it is characterized in that: comprise housing and core body, be provided with oil suction chamber in described housing and go out oil pocket, described housing is provided with respectively with oil suction chamber with go out the core body installation position that oil pocket crosses, described core body is contained in described core body installation position, described core body is provided with oil suction chamber described in conducting and goes out the throttling oil circuit of oil pocket, described core body the outlet of throttling oil circuit be connected with stretch into described in go out capillary tube in oil pocket.
2. easy tune according to claim 1 easy altimetry precision enclosed constant voltage hydrostatic slideway flow controller, it is characterized in that: be provided with in described core body with described go out the detection oil circuit that is communicated with of oil pocket, described detection oil circuit is formed in the end face outside of core body and detects mouth, and removable plug is equipped with at described detection mouth place.
3. easy tune according to claim 2 easy altimetry precision enclosed constant voltage hydrostatic slideway flow controller, is characterized in that: described plug comprises fastening screw trip bolt and the O type circle be sleeved on described fastening screw trip bolt and pad.
4. easy tune according to claim 2 easy altimetry precision enclosed constant voltage hydrostatic slideway flow controller, it is characterized in that: described core body forms circular groove in oil suction chamber, described detection oil circuit is the through hole drilling through core body inner side end and end face outside, and described throttling oil circuit comprises and is parallel to described through hole by the inner side end of core body and is drilled into the parallel hole in the middle part of circular groove and is drilled into the upright opening of parallel hole by described circular groove perpendicular to through hole and parallel hole place plane.
5. easy tune according to claim 1 easy altimetry precision enclosed constant voltage hydrostatic slideway flow controller, it is characterized in that: described core body installation position is the mounting hole being located at described housing one side end face, described mounting hole comprises and extends to the outer section of described oil suction chamber by housing end face and extended to out the inner segment of oil pocket by oil suction chamber, the inner segment of described mounting hole and go out forming station terrace between oil pocket, described core body is threaded with the inner segment of mounting hole and and between step surface, seal ring is housed.
6. easy tune according to claim 5 easy altimetry precision enclosed constant voltage hydrostatic slideway flow controller, is characterized in that: described housing is provided with mounting groove outside the outer section of mounting hole, described core body at described mounting groove built with sealing gasket and tightening nut.
7. easy tune according to claim 1 easy altimetry precision enclosed constant voltage hydrostatic slideway flow controller, is characterized in that: firm by epoxy bond between described capillary tube and core body.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410698551.XA CN104482046B (en) | 2014-11-26 | 2014-11-26 | Easily-adjusting and easily-measuring high-precision closed type constant-pressure static-pressure guide rail throttling device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410698551.XA CN104482046B (en) | 2014-11-26 | 2014-11-26 | Easily-adjusting and easily-measuring high-precision closed type constant-pressure static-pressure guide rail throttling device |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN104482046A true CN104482046A (en) | 2015-04-01 |
| CN104482046B CN104482046B (en) | 2017-01-25 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201410698551.XA Expired - Fee Related CN104482046B (en) | 2014-11-26 | 2014-11-26 | Easily-adjusting and easily-measuring high-precision closed type constant-pressure static-pressure guide rail throttling device |
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| CN (1) | CN104482046B (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112431764A (en) * | 2020-12-02 | 2021-03-02 | 珠海格力电器股份有限公司 | Compressor structure and air conditioner that lubricated effect is good |
| CN112762093A (en) * | 2019-11-04 | 2021-05-07 | 上银科技股份有限公司 | Restrictor and hydrostatic pressure linear sliding rail using same |
Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB1248724A (en) * | 1969-02-08 | 1971-10-06 | Riv Officine Di Villar Perosa | Hydrostatic bearing |
| CN101253342A (en) * | 2005-08-13 | 2008-08-27 | 谢夫勒两合公司 | Hydrostatic profile rail guide |
| CN101549460A (en) * | 2009-05-12 | 2009-10-07 | 东华大学 | No-drifting high accurate open type static pressure guide rail |
| CN101979218A (en) * | 2010-12-08 | 2011-02-23 | 上海机床厂有限公司 | Double-rectangular closed static pressure guide rails with high precision and high rigidity |
| CN201891698U (en) * | 2010-11-02 | 2011-07-06 | 东华大学 | Open type loading adaptive oil supply system for hydrostatic guide way |
| CN202597467U (en) * | 2012-03-28 | 2012-12-12 | 哈尔滨工业大学深圳研究生院 | Closed type hydrostatic guideway |
| CN204344680U (en) * | 2014-11-26 | 2015-05-20 | 广东工业大学 | Easy tune easy altimetry precision enclosed constant voltage hydrostatic slideway flow controller |
-
2014
- 2014-11-26 CN CN201410698551.XA patent/CN104482046B/en not_active Expired - Fee Related
Patent Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB1248724A (en) * | 1969-02-08 | 1971-10-06 | Riv Officine Di Villar Perosa | Hydrostatic bearing |
| CN101253342A (en) * | 2005-08-13 | 2008-08-27 | 谢夫勒两合公司 | Hydrostatic profile rail guide |
| CN101549460A (en) * | 2009-05-12 | 2009-10-07 | 东华大学 | No-drifting high accurate open type static pressure guide rail |
| CN201891698U (en) * | 2010-11-02 | 2011-07-06 | 东华大学 | Open type loading adaptive oil supply system for hydrostatic guide way |
| CN101979218A (en) * | 2010-12-08 | 2011-02-23 | 上海机床厂有限公司 | Double-rectangular closed static pressure guide rails with high precision and high rigidity |
| CN202597467U (en) * | 2012-03-28 | 2012-12-12 | 哈尔滨工业大学深圳研究生院 | Closed type hydrostatic guideway |
| CN204344680U (en) * | 2014-11-26 | 2015-05-20 | 广东工业大学 | Easy tune easy altimetry precision enclosed constant voltage hydrostatic slideway flow controller |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112762093A (en) * | 2019-11-04 | 2021-05-07 | 上银科技股份有限公司 | Restrictor and hydrostatic pressure linear sliding rail using same |
| CN112762093B (en) * | 2019-11-04 | 2022-07-15 | 上银科技股份有限公司 | Restrictor and hydrostatic pressure linear sliding rail using same |
| CN112431764A (en) * | 2020-12-02 | 2021-03-02 | 珠海格力电器股份有限公司 | Compressor structure and air conditioner that lubricated effect is good |
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| Publication number | Publication date |
|---|---|
| CN104482046B (en) | 2017-01-25 |
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Granted publication date: 20170125 Termination date: 20211126 |