CN104482046B - 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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- CN104482046B CN104482046B CN201410698551.XA CN201410698551A CN104482046B CN 104482046 B CN104482046 B CN 104482046B CN 201410698551 A CN201410698551 A CN 201410698551A CN 104482046 B CN104482046 B CN 104482046B
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- oil
- core body
- easy
- throttling
- oil pocket
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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, the easy altimetry precision enclosed constant voltage hydrostatic slideway of more particularly to a kind of easily tune
Flow controller.
Background technology
At present, hydrostatic slideway is widely used in ultra-precision machine tool, and hydrostatic slideway has multiple oil pockets, by upper
The pressure differential of lower oil cavitie is realized guide rail and is carried.Hydrostatic slideway adopts level pressure oil supply system, that is, basic with an output pressure
Keep constant oil pump, realize the system of fuel feeding simultaneously to all oil pockets of hydrostatic slideway.Therefore each oil pocket has to go here and there
One flow controller of connection, hydrostatic slideway just has bearing capacity.
The version of flow controller can be divided into two classes: fixed restriction device and variable throttler by operation principle.Fixed knot
Stream device is divided into orifice restriction device, capillary restrictor, gap flow controller etc. again.The hydrostatic slideway being related in the present invention need to hold
Carry more than 200kg, and orifice restriction device, gap flow controller have the defects such as load-carrying is little, machining accuracy is higher.So most liquid
Hydrostatic slideway is all using capillary restrictor.
Capillary restrictor is divided into through type and spiral groove type again.Through type capillary restrictor commonly uses medication injections needle tubing
Make, select suitable inner diameter and length to be welded on joint as needed.Spiral groove type flow controller is on periphery
Open helicla flute, then coordinated by gap with housing inner diameter, form asphalt channel.This form structure is compact, but processing request is relatively
High.So this hydrostatic slideway adopts through type capillary restrictor.But existing through type capillary restrictor exists all
Many defects: 1. complex structure, assembly and disassembly trouble；2. capillary pipe length is non-adjustable, leads to Throttling ratio non-adjustable；3. machining accuracy and joining
Close required precision also higher；4. existing through type capillary restrictor go out that oil pocket oil pressure is undetectable or detection method multiple
Miscellaneous.
Content of the invention
For solving the above problems, the present invention provides that a kind of structure is simple, is convenient to mount and dismount, and can arbitrarily adjust hair as needed
Capillary length, processing is simple, and cost is little, goes out the easy altimetry precision of easy tune that oil pocket oil pressure is easy to detect, can detect with real-time online
Enclosed constant voltage hydrostatic slideway flow controller.
The technical solution adopted for the present invention to solve the technical problems is: a kind of easy altimetry precision enclosed constant voltage static pressure of easily tune
Guide rail flow controller, including housing and core body, is provided with oil suction chamber and go out oil pocket in described housing, described housing be provided with respectively with enter
Oil pocket and go out the core body installation position that oil pocket crosses, described core body is contained in described core body installation position, and described core body is provided with conducting
Described oil suction chamber and go out the throttling oil circuit of oil pocket, described core body is going out in oil pocket described in the outlet of throttling oil circuit is connected with and stretches into
Capillary.
Be further used as the improvement of technical solution of the present invention, be provided with described core body with described go out oil pocket connect detection oil
Road, described detection oil circuit forms detection mouth in the end face outside of core body, equipped with removable plug at described detection mouth.
It is further used as the improvement of technical solution of the present invention, described plug includes trip bolt and is sleeved on described fastening spiral shell
The o type circle nailing on and pad.
It is further used as the improvement of technical solution of the present invention, described core body forms cannelure, described detection in oil suction chamber
Oil circuit is the through hole drilling through core body inner side end and end face outside, described throttling oil circuit include inner side end by core body parallel to
Described through hole is drilled into the parallel hole in the middle part of cannelure and is drilled into perpendicular to through hole and parallel hole place plane by described cannelure
The upright opening of parallel hole.
It is further used as the improvement of technical solution of the present invention, described core body installation position is located at described housing one side end face
Installing hole, described installing hole includes extending to the outer section of described oil suction chamber by housing end face and extends to out oil pocket by oil suction chamber
Inner segment, the inner segment of described installing hole and go out between oil pocket formation step surface, described core body threaded with the inner segment of installing hole and
Equipped with sealing ring and between step surface.
It is further used as the improvement of technical solution of the present invention, described housing is provided with mounting groove outside the outer section of installing hole,
Described core body is in described mounting groove built with sealing gasket and clamp nut.
It is further used as the improvement of technical solution of the present invention, by epoxy bond jail between described capillary and core body
Gu.
Beneficial effects of the present invention: this easily adjusts easy altimetry precision enclosed constant voltage hydrostatic slideway flow controller can directly make with guide rail
For housing, housing is molded be connected with guide rail oil pocket and oil supply system respectively go out oil pocket and oil suction chamber, and core body is installed
Core body installation position, during use, fluid by oil supply system flow into oil suction chamber, and then again through the throttling oil circuit on core body by capillary
Pipe enters out oil pocket, realizes throttling.Present configuration is simple, be convenient to mount and dismount, and arbitrarily can adjust capillary pipe length as needed,
Processing is simple, and cost is little.It is additionally, since the detection oil circuit being directly provided for detecting oil pocket oil pressure on core body, go out oil pocket
Oil pressure is easy to detect, can be detected with real-time online.
Brief description
The invention will be further described below in conjunction with the accompanying drawings:
Fig. 1 is embodiment of the present invention structure end view；
Fig. 2 is sectional view at a-a in Fig. 1.
Specific embodiment
With reference to Fig. 1, Fig. 2, the invention provides a kind of easily adjust easy altimetry precision enclosed constant voltage hydrostatic slideway flow controller, including
Housing 1 and core body 2, are provided with oil suction chamber 11 and go out oil pocket 12 in described housing 1, described housing 1 be 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, and described core body 2 is provided with conducting
Described oil suction chamber 11 and the throttling oil circuit going out oil pocket 12, described core body 2 throttling oil circuit outlet be connected with stretch into described fuel-displaced
Capillary 3 in chamber 12, can determine the optimum length of capillary 3, if long can wipe out one section, if too short can by experiment
With bonding again compared with long capillary 3.Pass through epoxy bond firm between described capillary 3 and core body 2.In described core body 2
Be provided with described go out the detection oil circuit 21 that connects of oil pocket 12, described detection oil circuit 21 forms detection mouth in the end face outside of core body 2,
Equipped with removable plug at described detection mouth, detection oil circuit 21 is used for connecing oil pressure gauge, to detect oil pocket 12 oil pressure.Do not detect
This oil circuit is blocked with plug during oil pressure.Described plug includes trip bolt 41 and the o type circle being sleeved on described trip bolt 41
42 and pad 43.
Wherein, described core body 2 forms cannelure 22 in oil suction chamber 11, and described detection oil circuit 21 is to drill through inside core body 2
End face and the through hole of end face outside, described throttling oil circuit includes being drilled into annular by the inner side end of core body 2 parallel to described through hole
The parallel hole 23 at groove 22 middle part and parallel hole is drilled into perpendicular to through hole and parallel hole 23 place plane by described cannelure 22
Upright opening 24.The oil circuit so mutually staggering, can avoid throttling oil circuit and detect that oil circuit 21 is got through and destroyed core body 2, convenient
Processing.
Described core body installation position is the installing hole 5 located at described housing 1 one side end face, and described installing hole 5 is included by housing 1
End face extends to the outer section 51 of described oil suction chamber 11 and the inner segment 52 being extended to out oil pocket 12 by oil suction chamber 11, described installing hole
5 inner segment 52 and go out between oil pocket 12 formation step surface 13, described core body 2 is threadeded and and step with the inner segment 52 of installing hole 5
Equipped with sealing ring 6 between face 13.Described housing 1 is provided with mounting groove 14 outside the outer section 51 of installing hole 5, and described core body 2 is described
Mounting groove 14 is built with sealing gasket 7 and clamp nut 8.
This easily easy altimetry precision enclosed constant voltage hydrostatic slideway flow controller of tune can be directly using guide rail as housing 1, on housing 1
What shaping was connected with guide rail oil pocket and oil supply system respectively goes out oil pocket 12 and oil suction chamber 11, and the core body installation installing core body 2
Position, during use, fluid flows into oil suction chamber 11 by oil supply system, and then is entered by capillary 3 through the throttling oil circuit on core body 2 again
Go out oil pocket 12, flowing into guide rail oil pocket through going out oil pocket 12, thus forming oil film, realizing the carrying of guide rail, so realize throttling.This
Inventive structure is simple, be convenient to mount and dismount, and can arbitrarily adjust capillary 3 length as needed, processing is simple, and cost is little.And, by
In being directly provided for detecting the detection oil circuit 21 of oil pocket 12 oil pressure on core body 2, it is easy to detect to go out oil pocket 12 oil pressure, permissible
Real-time online detects.
Certainly, the invention is not limited to above-mentioned embodiment, and those of ordinary skill in the art are without prejudice to this
Equivalent variations or replacement also can be made, these equivalent modifications or replacement are all contained in the application right on the premise of spirit
Require in limited range.
Claims (6)
1. a kind of easily adjust easy altimetry precision enclosed constant voltage hydrostatic slideway flow controller it is characterised in that: include housing and core body, described
Be provided with oil suction chamber and go out oil pocket in housing, described housing be provided with respectively with oil suction chamber and go out the core body installation position that oil pocket crosses,
Described core body is contained in described core body installation position, and described core body is provided with the throttling oil circuit turning on described oil suction chamber and going out oil pocket,
Described core body going out capillary in oil pocket described in the outlet of throttling oil circuit is connected with and stretches into, be provided with described core body with described go out
The detection oil circuit of oil pocket connection, described detection oil circuit forms detection mouth in the end face outside of core body, equipped with can at described detection mouth
The plug of dismounting.
2. according to claim 1 easy tune easy altimetry precision enclosed constant voltage hydrostatic slideway flow controller it is characterised in that: described
Plug includes trip bolt and the o type circle being sleeved on described trip bolt and pad.
3. according to claim 1 easy tune easy altimetry precision enclosed constant voltage hydrostatic slideway flow controller it is characterised in that: described
Core body forms cannelure in oil suction chamber, and described detection oil circuit is the through hole drilling through core body inner side end and end face outside, described
Throttling oil circuit includes inner side end by core body and is drilled into parallel hole in the middle part of cannelure and by described ring parallel to described through hole
Shape groove is drilled into the upright opening of parallel hole perpendicular to through hole and parallel hole place plane.
4. according to claim 1 easy tune easy altimetry precision enclosed constant voltage hydrostatic slideway flow controller it is characterised in that: described
Core body installation position is the installing hole located at described housing one side end face, and described installing hole includes entering described in housing end face extends to
The outer section of oil pocket and the inner segment being extended to out oil pocket by oil suction chamber, the inner segment of described installing hole and go out between oil pocket formation step
Face, described core body is threadeded and equipped with sealing ring and between step surface with the inner segment of installing hole.
5. according to claim 4 easy tune easy altimetry precision enclosed constant voltage hydrostatic slideway flow controller it is characterised in that: described
Housing is provided with mounting groove outside the outer section of installing hole, and described core body is in described mounting groove built with sealing gasket and clamp nut.
6. according to claim 1 easy tune easy altimetry precision enclosed constant voltage hydrostatic slideway flow controller it is characterised in that: described
Pass through epoxy bond firm between capillary 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 CN104482046A (en) | 2015-04-01 |
| CN104482046B true CN104482046B (en) | 2017-01-25 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| 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 |
Country Status (1)
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|---|---|
| CN (1) | CN104482046B (en) |
Families Citing this family (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| 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 |
| CN112431764B (en) * | 2020-12-02 | 2024-08-09 | 珠海格力电器股份有限公司 | Compressor structure and air conditioner that lubrication effect is good |
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 |
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| Publication number | Publication date |
|---|---|
| CN104482046A (en) | 2015-04-01 |
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Granted publication date: 20170125 Termination date: 20211126 |