CN102121500A - High-load mechanical movement liquid pressure supporting and suspending system - Google Patents
High-load mechanical movement liquid pressure supporting and suspending system Download PDFInfo
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- CN102121500A CN102121500A CN 201010609556 CN201010609556A CN102121500A CN 102121500 A CN102121500 A CN 102121500A CN 201010609556 CN201010609556 CN 201010609556 CN 201010609556 A CN201010609556 A CN 201010609556A CN 102121500 A CN102121500 A CN 102121500A
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Abstract
The invention relates to the technical field of hydraulic suspending systems, in particular to a high-load mechanical movement liquid pressure supporting and suspending system, which comprises a running slide mass, a supporting and bearing body and a liquid supply system, wherein supporting hydraulic cavities are symmetrically formed on the running slide mass; a high-pressure liquid in the liquid supply system expands under the action of pressure in the supporting hydraulic cavities; the running slide mass is separated from the supporting and bearing body by expanding to form a gap; the liquid in each supporting hydraulic cavity is drained from the formed gap; the drained liquid supports and suspends the running slide mass; and when liquid pressure supporting and suspending force meets a requirement, the running slide mass can run, so that zero friction and zero damage on a relative moving surface are realized, and high accuracy and long service life of the running slide mass can be ensured for a long time during high-speed movement under a heavy load. Compared with the conventional static pressure system, the system has higher manufacturing and production reliability and fully lowers manufacturing difficulty in heavy load.
Description
Technical field:
The present invention relates to hydraulic pressure suspension system technical field, particularly high-mechanic mechanical motion liquid pressure support suspension system is mainly used in mechanical motion and slides structure, as machine tool guideway, bearing etc.
Background technique:
At present in the mechanism system, often all need to utilize slide, rotary system finishes mechanical motion, generally be that work operation slide mass contacts with the support bearing body and slides, can utilize lubricant oil to realize lubricated the slip, but in this contact-type sliding system, work operation slide mass and support bearing body serious wear can't ensure precision and working life, can not bear heavy duty.For example the mode taked of the guide rail gliding system major part in the mechanism system is to open the oil duct and the oil storage oil pocket of the low pressure of oil groove or small size area on guide rail, rely on minimum pressure and minimum flow to come in the gap of the two guide rail combination surfaces that carry and slide, to produce oil film, allow oil film realize that cooling and lubricating slides, this kind structure is referred to as static-pressure system.There is following defective in this kind static-pressure system:
1, it is feasible when the tick-over operation was slided in low year, but when heavy duty load high speed operation, because of the stickiness of oil film is limited, when heavily loaded or high speed slide, oil film its structure of molecule under the extruding rubbing of load can heat up in moment carbonization fission, cause structure of molecule change, blackout, the diluted chemical of oil rotten, can't form effective oil film and realize that the high-speed motion of bearing load contends with;
2, in high speed and the heavily loaded motion of sliding of load, because the concentration of oil and flow can produce oil film and have little time phenomenons such as formation in sliding at a high speed, the operation that very easily causes slide guide steadily and produce the mutual frictionally damage between the slideway up and down and can't not ensure precision and working life in the frictionally damage of guide rail;
3, frictionally damage can produce the dust residue, makes oil in the rotten multiviscosisty of blackout, very easily generates the grease conglomeration after the cooling, causes real defects such as oil circuit obstruction.
Also all there is above-mentioned defective in other mechanism system, how to reduce between the relative movement body wearing and tearing, increase the service life, improve that to bear heavily loaded ability be current mechanical industry urgent problem.
Summary of the invention:
The objective of the invention is to provide a kind of at the deficiencies in the prior art utilizes the s expansion to produce the high-mechanic mechanical motion liquid pressure support suspension system that the liquid pressure support suspension is realized heavily loaded high speed operation, precision height, long service life.
For achieving the above object, the present invention adopts following technological scheme:
High-mechanic mechanical motion liquid pressure support suspension system, it includes work operation slide mass, support bearing body, work operation slide mass is slidingly arranged on the support bearing body, work operation slide mass with moving surface that the support bearing body contacts on symmetry offer one or more open-close type support hydraulic chambeies, each support hydraulic chamber is combined into retractable structure with the corresponding supporting surface of support bearing body respectively; It comprises that also promising support hydraulic chamber provides the liquid-supplying system of highly pressurised liquid, each support hydraulic chamber is communicated with liquid-supplying system by pipeline respectively, the highly pressurised liquid of liquid-supplying system forms pressure expansion in the support hydraulic chamber, make work operation slide mass separate the holder open form with the support bearing body and become the gap to produce drainage, the operation slide mass support suspension of will working.
The bottom of described work operation slide mass is provided with tracks, and the bilateral symmetry of tracks is provided with two angle faces, is distributed with the support hydraulic chamber that area equates on two angle faces.
Angle between described angle faces and the horizontal plane is 45～135 degree.
Described work operation slide mass bottom is provided with the bottom plane parallel with horizontal plane, is distributed with the support hydraulic chamber on the bottom plane.
The bottom plane of described work operation slide mass is lower than the upper-end surface of support bearing body.
The tracks of described work operation slide mass is ∨ type structure or ∧ type groove structure.
The tracks of described work operation slide mass also can be trapezium structure or inverted trapezoidal structure.
The bottom of described tracks is provided with the bottom plane parallel with horizontal plane, is distributed with the support hydraulic chamber on the bottom plane.
Described liquid-supplying system is the automatic variable oil supply system of can regulate flow.
Described work operation slide mass upper support hydraulic pressure cavity is 1/4～7/8 with the area ratio of corresponding moving surface.
Beneficial effect of the present invention is: the present invention includes work operation slide mass, the support bearing body, work operation slide mass is provided with the support hydraulic chamber, exert pressure by the liquid-supplying system feed flow in the support hydraulic chamber, and keep enough flows, liquid produces the expansion of liquids antagonism after flowing into open-close type support hydraulic chamber at a high speed, the operation slide mass of will working is opened to separate with support bearing volumetric expansion holder and is formed the gap, the gap that forms can make the liquid in support hydraulic chamber produce and drain, the liquid of draining will be worked and be moved the slide mass support suspension, under the condition of the continuous fuel feeding of liquid-supplying system, supporting unsettled drainage can remain unchanged always, promptly be referred to as liquid pressure support suspension system, the working substance weight size that bears on the table top of work operation slide mass is unaffected, after reaching requirement, liquid pressure support suspension power just can move, frictionally damage can not take place, thereby make work operation slide mass in the motion of carrying heavy load high speed operation, can guarantee permanent highi degree of accuracy and working life, and oil undergoes no deterioration, high pressure cleaning oil circuit automatically stops up, manufacturing production of the present invention is easier than traditional static pressure moving system, and reliability is higher, fully reduced the manufacture difficulty of heavily loaded aspect, improve the work motion speed, can be widely used in the high low speed of various types of heavy duties, the machine tool guideway of high speed operation, among the bearing etc.
Description of drawings:
Fig. 1 is a structural representation of the present invention;
Fig. 2 is the structural representation of second embodiment of the invention;
Fig. 3 is the structural representation of third embodiment of the invention;
Fig. 4 is the structural representation of four embodiment of the invention;
Fig. 5 is the structural representation of fifth embodiment of the invention.
Embodiment:
The present invention is further illustrated below in conjunction with accompanying drawing, see Fig. 1, high-mechanic mechanical motion liquid pressure support suspension system, it includes support bearing body 2, the work that is slidingly arranged on the support bearing body 2 along fore-and-aft direction moves slide mass 1, liquid-supplying system 4, offering a plurality of high pressure support hydraulics chamber 3 with support bearing body 2 in conjunction with the moving surface that contacts on the work operation slide mass 1, a plurality of support hydraulics chamber 3 is distributed in work operation slide mass 1 bottom with mode of left and right symmetry, and each support hydraulic chamber 3 contacts with support bearing body 2 respectively in conjunction with forming open-close type support hydraulic chamber 3 structures on the work operation slide mass 1.Support hydraulic chamber 3 sizes promptly support lifting surface area, support hydraulic chamber 3 is 1/4～7/8 with the area ratio of corresponding moving surface (i.e. these support hydraulic chamber 3 place moving surfaces), as being 1/4,2/5,3/6,5/6,7/8 etc., enough pressure is arranged when guaranteeing to feed liquid.Liquid-supplying system 4 is the automatic variable oil supply system of can regulate flow, or be the quantitative oil supply system of the large, medium and small different pressures shelves of can regulate, as being variable capacity oil pump, liquid-supplying system 4 utilizes oil can play better lubrication as liquid medium, and liquid medium also can be water or other liquid.Support hydraulic chamber 3 is communicated with liquid-supplying system 4 by pipeline, filler opening is settled pressure retaining valve, liquid-supplying system 4 utilizes the oil pump pressurization to flow into support hydraulic chamber 3 high pressure oil is provided, the highly pressurised liquid of liquid-supplying system 4 forms pressure expansion in support hydraulic chamber 3, cause work operation slide mass 1 to separate holder with support bearing body 2 and open the drainage of generation liquid support suspension.
Work operation slide mass 1 bottom is provided with tracks 6, the bilateral symmetry of tracks 6 is provided with two angle faces 8, symmetry or the asymmetric equal large size tilting support hydraulic chamber 3 of area that is distributed with on two angle faces 8, and work operation slide mass 1 bottom is provided with the bottom plane parallel with horizontal plane 9, symmetry offers the large size horizontal support hydraulic chamber 3 that 2 areas equate on the bottom plane 9, when guaranteeing work operation slide mass 1 heavy service up and down each to the steady nothing guiding of beating, prevent skew, the precision height.Angle faces 8 and bottom plane 9 are the moving surface of work operation slide mass 1, the angle faces 8 of formula support hydraulic chamber, angle of inclination 3 correspondences and the angle between the horizontal plane are 45～135 degree, as being 45 degree, 60 degree, 110 degree, 120 degree, 145 degree etc., angle is 110 degree in the present embodiment.The bottom plane 9 of work operation slide mass 1 and the upper-end surface that both sides angle faces 8 is lower than support bearing body 2.
The present invention is after work operation slide mass 1 is calculated the good maximum capacity value that needs, on the angle faces 8 of tracks 6 and bottom plane 9, process liquid support hydraulic chamber 3, be positioned on the intact support bearing body 2 of processing, directly be communicated to each support hydraulic pressure chamber 3 through automatic variable liquid-supplying system 4, after liquid-supplying system 4 runnings, each support hydraulic pressure chamber 3 produces the pressure support suspension at once, the motion smoothness height of work operation slide mass 1, reliability height in the high speed operation, and reciprocating precision height.The present invention is carried the work checking of having experienced 5 years in the high speed operation environment at the height of 24 hours every days, and its reliability is high, and precision one of maintenance in 5 years is constant.
Working principle of the present invention is: exert pressure by liquid-supplying system 4 fuel feeding in support hydraulic chamber 3, and keep enough flows, oil is flowing into the 3 back generation expansion of liquids antagonisms of open-close type support hydraulic chamber at a high speed, the operation slide mass 1 of will working expands with support bearing body 2 and asks open form to become the gap, the gap that forms can make the liquid in support hydraulic chamber 3 produce and drain, the liquid of draining will be worked and be moved slide mass 1 support suspension, under the condition of liquid-supplying system 4 continuous fuel feeding, supporting unsettled drainage can remain unchanged always, promptly be referred to as liquid pressure support suspension systems technology, the working substance weight size that bears on the table top of work operation slide mass 1 is unaffected, when work operation slide mass 1 magnitude of load changes, its drainage variable capable of automatic changing, to adapt to the difference of processed piece weight, guarantee to have enough liquid pressure support suspension power.After the pressure support suspension power of work operation slide mass 1 reaches requirement, pressure relay is connected, start transmission system, the 1 reciprocating work of driving work operation slide mass, realized the complete scheme of liquid pressure support suspension technology, thereby make lathe work operation slide mass 1 in the motion of carrying heavy load high speed operation, can guarantee permanent highi degree of accuracy and working life, and oil undergoes no deterioration, prevent that oil circuit from stopping up, manufacturing production of the present invention is easier than traditional static-pressure system, and reliability is higher, fully reduced the manufacture difficulty of heavily loaded aspect, improve the work motion speed, can be widely used in various types of heavily loaded height and low speed, machine tool guideway, among the bearing, as gantry digital-control boring-milling machine, floor type boring and milling machine, big-and-middle-sized surface grinding machine, heavy external cylindrical grinding machine, prick roller grinding machine etc.
As second mode of execution of the present invention, see shown in Figure 2ly, different from the embodiment described above is, the tracks 6 of work operation slide mass 1 is a ∨ type track, be symmetrically distributed with support hydraulic chamber 3 on the both sides angle faces 8 of ∨ type track, the angle between angle faces 8 and the horizontal plane is 135 degree.
As the 3rd mode of execution of the present invention, see shown in Figure 3, different from the embodiment described above is, the tracks 6 of work operation slide mass 1 is a ∧ type groove track, symmetry or the asymmetric support hydraulic chamber 3 that is distributed with on the both sides angle faces 8 of each ∧ type groove track, the angle between angle faces 8 and the horizontal plane are 45 degree.
As the 4th mode of execution of the present invention, see shown in Figure 4, different from the embodiment described above is, the tracks 6 of work operation slide mass 1 is an isosceles trapezoidal structure, the bottom of trapezium structure is provided with the bottom plane parallel with horizontal plane 9, symmetry or the asymmetric support hydraulic chamber 3 that is distributed with on the both sides angle faces 8 of each trapezium structure and the bottom plane 9, the angle between angle faces 8 and the horizontal plane are 60 degree.
As the 5th mode of execution of the present invention, see shown in Figure 5, different from the embodiment described above is, the tracks 6 of work operation slide mass 1 is the inverted trapezoidal structure of isosceles, the bottom of inverted trapezoidal structure is provided with the bottom plane parallel with horizontal plane 9, symmetry or the asymmetric support hydraulic chamber 3 that is distributed with on the both sides angle faces 8 of each inverted trapezoidal structure and the bottom plane 9, the angle between angle faces 8 and the horizontal plane are 110 degree.
The above only is preferred embodiment of the present invention, so all equivalences of doing according to the described structure of patent claim of the present invention, feature and principle change or modify, is included in the patent claim of the present invention.
Claims (10)
1. high-mechanic mechanical motion liquid pressure support suspension system, it includes work operation slide mass (1), support bearing body (2), work operation slide mass (1) is slidingly arranged on the support bearing body (2), it is characterized in that: described work operation slide mass (1) with moving surface that support bearing body (2) contact on symmetry offer support hydraulic chamber (3), support hydraulic chamber (3) and support bearing body (2) supporting surface accordingly are combined into retractable structure; It comprises that also promising support hydraulic chamber (3) provides the liquid-supplying system (4) of highly pressurised liquid, support hydraulic chamber (3) is communicated with liquid-supplying system (4) by pipeline, the highly pressurised liquid of liquid-supplying system (4) forms pressure expansion in support hydraulic chamber (3), make work operation slide mass (1) separate the holder open form with support bearing body (2) and become the gap to produce drainage, operation slide mass (1) support suspension of will working.
2. high-mechanic mechanical motion liquid pressure support suspension according to claim 1 system, it is characterized in that: the bottom of described work operation slide mass (1) is provided with tracks (6), the bilateral symmetry of tracks (6) is provided with two angle faces (8), is distributed with the support hydraulic chamber (3) that area equates on two angle faces (8).
3. high-mechanic mechanical motion liquid pressure support suspension according to claim 2 system is characterized in that: the angle between described angle faces (8) and the horizontal plane is 45～135 degree.
4. high-mechanic mechanical motion liquid pressure support suspension according to claim 2 system is characterized in that: described work operation slide mass (1) bottom is provided with the bottom plane parallel with horizontal plane (9), is distributed with support hydraulic chamber (3) on bottom plane (9).
5. high-mechanic mechanical motion liquid pressure support suspension according to claim 4 system is characterized in that: the bottom plane (9) of described work operation slide mass (1) is lower than the upper-end surface of support bearing body (2).
6. high-mechanic mechanical motion liquid pressure support suspension according to claim 2 system is characterized in that: the tracks (6) of described work operation slide mass (1) is ∨ type structure or ∧ type groove structure.
7. high-mechanic mechanical motion liquid pressure support suspension according to claim 2 system is characterized in that: the tracks (6) of described work operation slide mass (1) is trapezium structure or inverted trapezoidal structure.
8. high-mechanic mechanical motion liquid pressure support suspension according to claim 7 system, it is characterized in that: the bottom of described tracks (6) is provided with the bottom plane parallel with horizontal plane (9), is distributed with support hydraulic chamber (3) on bottom plane (9).
9. high-mechanic mechanical motion liquid pressure support suspension according to claim 1 system, it is characterized in that: described liquid-supplying system (4) is the automatic variable oil supply system of can regulate flow.
10. according to any described high-mechanic mechanical motion liquid pressure support suspension system of claim 1-9, it is characterized in that: described work operation slide mass (1) upper support hydraulic pressure cavity (3) is 1/4～7/8 with the area ratio of corresponding moving surface.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201010609556 CN102121500A (en) | 2010-12-24 | 2010-12-28 | High-load mechanical movement liquid pressure supporting and suspending system |
Applications Claiming Priority (3)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201010604768 | 2010-12-24 | ||
| CN201010604768.1 | 2010-12-24 | ||
| CN 201010609556 CN102121500A (en) | 2010-12-24 | 2010-12-28 | High-load mechanical movement liquid pressure supporting and suspending system |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN102121500A true CN102121500A (en) | 2011-07-13 |
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Family Applications (2)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2010206846529U Expired - Lifetime CN201902450U (en) | 2010-12-24 | 2010-12-28 | Hydraulic pressure support suspension system for high-bearing mechanical movements |
| CN 201010609556 Pending CN102121500A (en) | 2010-12-24 | 2010-12-28 | High-load mechanical movement liquid pressure supporting and suspending system |
Family Applications Before (1)
| Application Number | Title | Priority Date | Filing Date |
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| CN2010206846529U Expired - Lifetime CN201902450U (en) | 2010-12-24 | 2010-12-28 | Hydraulic pressure support suspension system for high-bearing mechanical movements |
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| CN (2) | CN201902450U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104088904A (en) * | 2014-06-23 | 2014-10-08 | 湖南宗胜制造有限公司 | Inner restrictor hydrostatic cylindrical guide rail |
| CN110370016A (en) * | 2019-08-07 | 2019-10-25 | 绵阳飞腾精密机械科技有限公司 | Mold assembles adaptive suspension centralising device |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN201902450U (en) * | 2010-12-24 | 2011-07-20 | 东莞市尚正机电科技有限公司 | Hydraulic pressure support suspension system for high-bearing mechanical movements |
Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS60188621A (en) * | 1984-03-06 | 1985-09-26 | Omron Tateisi Electronics Co | Pneumatic bearing device |
| JPS6138836A (en) * | 1984-07-28 | 1986-02-24 | Citizen Watch Co Ltd | Fixing/guiding method of sliding member |
| JP2006231483A (en) * | 2005-02-25 | 2006-09-07 | Mitsubishi Heavy Ind Ltd | Static pressure guiding device and machining center with static pressure guiding device |
| CN201257596Y (en) * | 2008-08-29 | 2009-06-17 | 天水锻压机床有限公司 | Static pressure down loading guide rail |
| CN201320684Y (en) * | 2008-11-17 | 2009-10-07 | 陈国胜 | Dovetail-shaped guide rail pair of high-precision machine tool |
| CN201902450U (en) * | 2010-12-24 | 2011-07-20 | 东莞市尚正机电科技有限公司 | Hydraulic pressure support suspension system for high-bearing mechanical movements |
-
2010
- 2010-12-28 CN CN2010206846529U patent/CN201902450U/en not_active Expired - Lifetime
- 2010-12-28 CN CN 201010609556 patent/CN102121500A/en active Pending
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS60188621A (en) * | 1984-03-06 | 1985-09-26 | Omron Tateisi Electronics Co | Pneumatic bearing device |
| JPS6138836A (en) * | 1984-07-28 | 1986-02-24 | Citizen Watch Co Ltd | Fixing/guiding method of sliding member |
| JP2006231483A (en) * | 2005-02-25 | 2006-09-07 | Mitsubishi Heavy Ind Ltd | Static pressure guiding device and machining center with static pressure guiding device |
| CN201257596Y (en) * | 2008-08-29 | 2009-06-17 | 天水锻压机床有限公司 | Static pressure down loading guide rail |
| CN201320684Y (en) * | 2008-11-17 | 2009-10-07 | 陈国胜 | Dovetail-shaped guide rail pair of high-precision machine tool |
| CN201902450U (en) * | 2010-12-24 | 2011-07-20 | 东莞市尚正机电科技有限公司 | Hydraulic pressure support suspension system for high-bearing mechanical movements |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104088904A (en) * | 2014-06-23 | 2014-10-08 | 湖南宗胜制造有限公司 | Inner restrictor hydrostatic cylindrical guide rail |
| CN110370016A (en) * | 2019-08-07 | 2019-10-25 | 绵阳飞腾精密机械科技有限公司 | Mold assembles adaptive suspension centralising device |
| CN110370016B (en) * | 2019-08-07 | 2020-06-02 | 绵阳飞腾精密机械科技有限公司 | Self-adaptive suspension centering device for die assembly |
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| Publication number | Publication date |
|---|---|
| CN201902450U (en) | 2011-07-20 |
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Application publication date: 20110713 |