CN206702608U - A kind of super precision lathe hydrostatic slideway - Google Patents
A kind of super precision lathe hydrostatic slideway Download PDFInfo
- Publication number
- CN206702608U CN206702608U CN201720329774.8U CN201720329774U CN206702608U CN 206702608 U CN206702608 U CN 206702608U CN 201720329774 U CN201720329774 U CN 201720329774U CN 206702608 U CN206702608 U CN 206702608U
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- oil
- petroleum pipeline
- guide rail
- slide
- connection
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Abstract
It the utility model is related to a kind of super precision lathe hydrostatic slideway, including guide rail (2), guide rail base (1) and oil supply system, the guide rail base (1) is arranged on the guide rail (2) and can slided along the guide rail (2), and the oil supply system is used to give the guide rail base (1) fuel feeding.The present apparatus improves the repetitive positioning accuracy of tailstock, and then improves the axiality of clamping workpiece two ends frame and tailstock, reduces turn error of the drum die on lathe.
Description
Technical field
It the utility model is related to a kind of guide rail, and in particular to a kind of hydrostatic slideway.
Background technology
Ultra-precision machining technology is the advanced manufacturing technology to grow up from the 1960s, and the processing of part is smart
Precision of the degree depending on ultra-precision machine tool.Ultraprecision Machining fully utilize measurement, SERVO CONTROL, optics, environmental Kuznets Curves,
The hard-core technology achievement in the fields such as sensing, hydraulic pressure.Ultraprecision Machining field at present, Germany, the U.S., Japan, Britain plus
Construction equipment passes through the commercialization course of more than 20 years, and the reliability and maturity of product are very high, domestic technique strength and state's external memory
In larger gap, import can only be relied on, but by the limitation such as technical know-how and trade block.As " made in China 2025 " is general
The it is proposed of thought, the design and R＆D work of ultra-precision machine tool not only become the growth point of new round economy, more bear and revitalize
National industry, the important task for realizing revival of nationhood.
Hydrostatic slideway is the basic component of ultra-precision machine tool, is directly decide between each linear motion platform of lathe
Relative motion precision and relative positional accuracy, existing hydrostatic slideway higher amount level can not be obtained because precision is not high
Machining accuracy.
In view of it is above-mentioned the defects of, the design people, be actively subject to research and innovation, to found a kind of superfinishing of new structure
Close lathe hydrostatic slideway, make it with more the value in industry.
Utility model content
In order to solve the above technical problems, the purpose of this utility model is to provide a kind of hydrostatic slideway and its oil circuit, the static pressure
Guide rail can give main and auxiliary oil pocket fuel feeding respectively, so as to improve the repetitive positioning accuracy of tailstock pedestal, while supporting oil circuit knot
Conjunction electrical interlocks realizes the control to fuel feeding.
The technical solution of the utility model is as follows：
A kind of super precision lathe hydrostatic slideway, including guide rail (2), guide rail base (1) and oil supply system, it is described
Guide rail base (1) is arranged on the guide rail (2) and can slided along the guide rail (2), and the oil supply system is used for described
Guide rail base (1) fuel feeding, it is characterised in that：
The guide rail base (1) includes erecting bed (11), is arranged on the slide unit (12) of the erecting bed (11) bottom, described
Slide unit (12) bottom is provided with two chutes (15), and slide unit (12) bottom is provided with sliding block between the chute (15)
(14), the slide unit (12) is located at the chute (15) outer lower portion and is provided with side slide (13)；
In the slide unit (12) horizontally disposed first petroleum pipeline is respectively arranged with above the side slide (13)
(121) and the 4th petroleum pipeline (124), the interior sliding block (14) top that is located at of the slide unit are provided with the second oil transportation being vertically arranged
Manage (122) and the 3rd petroleum pipeline (123)；The petroleum pipeline (125) of first petroleum pipeline (121) vertical connection the 5th, the described 5th
Petroleum pipeline (125) is extended in the side slide (13), and connects the first throttle device being arranged in the side slide (13)
(127), first throttle device (127) connection is arranged on the first main oil pocket (131) of the side slide (13) bottom；Described
Two petroleum pipelines (122) connection is arranged on the second choke (128) in the sliding block (14), and the second choke (128) is even
Connect the first side oil pocket (141) for being arranged on the sliding block (14) left side；3rd petroleum pipeline (123) connection is arranged on described
The 3rd flow controller (129) in sliding block (14), the 3rd flow controller (129) connection are arranged on the sliding block (14) right side
Second side oil pocket (142)；The petroleum pipeline (126) of 4th petroleum pipeline (124) vertical connection the 6th, the 6th petroleum pipeline
(126) extend in the side slide (13), and connect the 4th flow controller (130) being arranged in the side slide (13), institute
State the second main oil pocket (132) that the connection of the 4th flow controller (130) is arranged on the side slide (13) bottom.
Further, the oil supply system includes oil cylinder (31), the coarse oil filter (32) being arranged in the oil cylinder (31),
The oil pump (33) of the coarse oil filter (32) is connected, is arranged on and is used for the frequency conversion for driving the oil pump (33) in the oil cylinder (31)
Motor (34), the oil pump (33) are also connected with one end of a smart oil filter (35), and smart oil filter (35) other end is connected with
Ball valve (37), the first reversal valve (39), the second reversal valve (310) being arranged in parallel, first reversal valve (39) pass through first
Petroleum pipeline (121) connection first throttle device (127), first reversal valve (39) connect the 4th by the 4th petroleum pipeline (124)
Flow controller (130), second reversal valve (310) connect second choke (128) by the second petroleum pipeline (122), and described the
Two reversal valves (310) connect the 3rd flow controller (129) by the 3rd petroleum pipeline (123)；Also include an oil return pipe (313), it is described
Oil return pipe (313) one end connects the oil cylinder (31), oil return pipe (313) other end connect the first main oil pocket (131),
Second main oil pocket (132), the first side oil pocket (141), the second side oil pocket (142).
Further, overflow valve (36), oil pressure gauge (38), the overflow valve (36) and oil are also included in the oil supply system
Pressure table (38) is connected in parallel the ball valve (37).
By such scheme, the utility model at least has advantages below：
(1) present apparatus produces side when avoiding emptying by symmetrically arranged main oil pocket and side oil pocket because barycenter biases
Incline, so as to which repetitive positioning accuracy when guide rail base is fallen can not be ensured.
(2) present apparatus improves the repetitive positioning accuracy of tailstock, and then improves clamping workpiece two ends frame and tailstock
Axiality, reduce turn error of the drum die on lathe.
Brief description of the drawings
Fig. 1, primary structure schematic diagram of the present utility model；
Fig. 2, the utility model guide rail base structural representation；
Fig. 3, the utility model guide rail base inner oil way structure schematic diagram；
Fig. 4, the utility model oil supply system structural representation；
In figure：1- guide rail bases；11- erecting beds；12- slide units；13- side slides；14- sliding blocks；15- chutes；121- first
Petroleum pipeline；The first oil transportations of 1211- hole；The petroleum pipelines of 122- second；The second oil transportations of 1221- hole；The petroleum pipelines of 123- the 3rd；1231-
Three oil transportation holes；The petroleum pipelines of 124- the 4th；The oil transportation holes of 1241- the 4th；The petroleum pipelines of 125- the 5th；The petroleum pipelines of 126- the 6th；127-
One flow controller；128- second choke；The flow controllers of 129- the 3rd；The flow controllers of 130- the 4th；The first main oil pockets of 131-；132- second
Main oil pocket；The first sides of 141- oil pocket；The second sides of 142- oil pocket；2- guide rails；3- oil supply systems；31- oil cylinders；32- coarse oil filters；
33- oil pumps；34- variable-frequency motors；35- essence oil filters；36- overflow valves；37- ball valves；38- oil pressure gauges；The reversal valves of 39- first；
The reversal valves of 310- second；313- oil return pipes.
Embodiment
With reference to the accompanying drawings and examples, specific embodiment of the present utility model is described in further detail.Below
Embodiment is used to illustrate the utility model, but is not limited to the scope of the utility model.
Referring to Fig. 1 to Fig. 4, a kind of super precision lathe described in the preferred embodiment of the utility model one is led with fluid pressure
Rail, including guide rail 2, guide rail base 1 and oil supply system, the guide rail base 1 are arranged on the guide rail 2 and can be along described
Guide rail 2 slides, and the oil supply system is used for the fuel feeding of guide rail base 1, and the guide rail base 1 includes erecting bed 11, sets
Slide unit 12 in the bottom of erecting bed 11, the bottom of slide unit 12 are provided with two chutes 15, and the bottom of slide unit 12 is located at
Sliding block 14 is provided between the chute 15, the slide unit 12 is located at the outer lower portion of chute 15 and is provided with side slide 13；
Horizontally disposed first petroleum pipeline 121 and the are respectively arranged with positioned at the top of side slide 13 in the slide unit 12
Four petroleum pipelines 124, it is defeated that the top of sliding block 14 is provided with the second petroleum pipeline 122 and the 3rd being vertically arranged in the slide unit
Oil pipe 123；The petroleum pipeline 125 of first petroleum pipeline, 121 vertical connection the 5th, the 5th petroleum pipeline 125 extend to the side
In sliding block 13, and the first throttle device 127 being arranged in the side slide 13 is connected, the connection of first throttle device 127 is set
The first main oil pocket 131 in the bottom of side slide 13；Second petroleum pipeline 122 connects the be arranged in the sliding block 14
Two flow controllers 128, the second choke 128 connect the first side oil pocket 141 for being arranged on the left side of sliding block 14；Described
The connection of three petroleum pipelines 123 is arranged on the 3rd flow controller 129 in the sliding block 14, and the 3rd flow controller 129 connection is arranged on
Second side oil pocket 142 of the right side of sliding block 14；The petroleum pipeline 126 of 4th petroleum pipeline, 124 vertical connection the 6th, described
Six petroleum pipelines 126 are extended in the side slide 13, and connect the 4th flow controller 130 being arranged in the side slide 13, institute
State the second main oil pocket 132 that the connection of the 4th flow controller 130 is arranged on the bottom of side slide 13.
- the oil supply system includes oil cylinder 31, the coarse oil filter 32 being arranged in the oil cylinder 31, connects the coarse filtration oil
The oil pump 33 of device 32, is arranged on and is used for the variable-frequency motor 34 for driving the oil pump 33 in the oil cylinder 31, and the oil pump 33 also connects
Connect one end of a smart oil filter 35, the smart other end of oil filter 35 be connected with the ball valve 37 being arranged in parallel, the first reversal valve 39,
Second reversal valve 310, first reversal valve 39 connect first throttle device 127, first commutation by the first petroleum pipeline 121
Valve 39 connects the 4th flow controller 130 by the 4th petroleum pipeline 124, and second reversal valve 310 is connected by the second petroleum pipeline 122
Second choke 128, second reversal valve 310 connect the 3rd flow controller 129 by the 3rd petroleum pipeline 123；Also include one time
Oil pipe 313, described one end of oil return pipe 313 connect the oil cylinder 31, and the other end of oil return pipe 313 connects the first main oil pocket
131st, the second main oil pocket 132, the first side oil pocket 141, the second side oil pocket 142.
Also include overflow valve 36, oil pressure gauge 38 in the-oil supply system, the overflow valve 36 and oil pressure gauge 38 are connected in parallel
The ball valve 37.
Operation principle of the present utility model is as follows：
(the first oil transportation hole 1211, the second oil transportation hole 1221, the 3rd oil transportation hole the 1231, the 4th are defeated by oil supplying hole for hydraulic oil
Oilhole 1241) enter oil supply gallery, flow controller is respectively arranged with each oil supply gallery, the hydraulic oil of high pressure is final after flow controller
Four oil pocket faces generation bearing capacities are reached to float guide rail base.First main oil pocket and the second main oil pocket are mainly responsible for balancing out vertical
Nogata to gravitational load, the first side oil pocket, the second side oil pocket are mainly responsible for balancing out tilting moment.
The operation principle of oil supply system is：Variable-frequency motor starts after upper electricity, due to the first reversal valve and the second reversal valve still
Old to remain off, hydraulic oil flows out from overflow valve；When loading workpiece, the first reversal valve and the second reversal valve close,
Four oil pocket fuel feeding are given respectively, and tailstock pedestal floats；When needing fuel cut-off, the first reversal valve first disconnects, the first main oil pocket and
Second main oil pocket fuel cut-off, treat that guide rail base falls behind, the reversal valve of delays time to control second disconnects, and final guide rail base guide rail is complete
Fuel cut-off.
(1) present apparatus produces side when avoiding emptying by symmetrically arranged main oil pocket and side oil pocket because barycenter biases
Incline, so as to which repetitive positioning accuracy when guide rail base is fallen can not be ensured.
(2) present apparatus improves the repetitive positioning accuracy of tailstock, and then improves clamping workpiece two ends frame and tailstock
Axiality, reduce turn error of the drum die on lathe.
(3) four oil pocket difference fuel feeding of the present apparatus, device first stop the confession of the first main oil pocket, the second main oil pocket when working
Oil, while also retain the fuel feeding to the first side oil pocket, the second side oil pocket, footstock guide will ensure that very high while falling
Anti- inclined ability, and then improve the precision after tailstock is fallen.
Described above is only preferred embodiment of the present utility model, is not limited to the utility model, it is noted that
For those skilled in the art, on the premise of the utility model technical principle is not departed from, can also do
Go out some improvement and modification, these improvement and modification also should be regarded as the scope of protection of the utility model.
Claims (3)
1. a kind of super precision lathe hydrostatic slideway, including guide rail (2), guide rail base (1) and oil supply system, described to lead
Base of the rail seat (1) is arranged on the guide rail (2) and can slided along the guide rail (2), and the oil supply system is used to lead to described
Base of the rail seat (1) fuel feeding, it is characterised in that：
The guide rail base (1) includes erecting bed (11), is arranged on the slide unit (12) of the erecting bed (11) bottom, the slide unit
(12) bottom is provided with two chutes (15), and slide unit (12) bottom is provided with sliding block between the chute (15)
(14), the slide unit (12) is located at the chute (15) outer lower portion and is provided with side slide (13)；
Be respectively arranged with above the side slide (13) in the slide unit (12) horizontally disposed first petroleum pipeline (121) and
4th petroleum pipeline (124), the slide unit is interior to be provided with the second petroleum pipeline (122) being vertically arranged above the sliding block (14)
With the 3rd petroleum pipeline (123)；The petroleum pipeline (125) of first petroleum pipeline (121) vertical connection the 5th, the 5th petroleum pipeline
(125) extend in the side slide (13), and connect the first throttle device (127) being arranged in the side slide (13), institute
State the first main oil pocket (131) that first throttle device (127) connection is arranged on the side slide (13) bottom；Second petroleum pipeline
(122) connection is arranged on the second choke (128) in the sliding block (14), and second choke (128) connection is arranged on
First side oil pocket (141) of sliding block (14) left side；3rd petroleum pipeline (123) connection is arranged on the sliding block (14)
The 3rd interior flow controller (129), the 3rd flow controller (129) connection are arranged on the second side oil of the sliding block (14) right side
Chamber (142)；The petroleum pipeline (126) of 4th petroleum pipeline (124) vertical connection the 6th, the 6th petroleum pipeline (126) extend to
In the side slide (13), and connect the 4th flow controller (130) being arranged in the side slide (13), the 4th flow controller
(130) connection is arranged on the second main oil pocket (132) of the side slide (13) bottom.
A kind of 2. super precision lathe hydrostatic slideway according to claim 1, it is characterised in that：The oil supply system
Including oil cylinder (31), the coarse oil filter (32) being arranged in the oil cylinder (31), the oil pumps of the coarse oil filter (32) is connected
(33), it is arranged on and is used for the variable-frequency motor (34) for driving the oil pump (33) in the oil cylinder (31), the oil pump (33) also connects
Connect one end of a smart oil filter (35), smart oil filter (35) other end is connected with the ball valve (37) being arranged in parallel, first changed
To valve (39), the second reversal valve (310), first reversal valve (39) connects first throttle device by the first petroleum pipeline (121)
(127), first reversal valve (39) connects the 4th flow controller (130), second reversal valve by the 4th petroleum pipeline (124)
(310) second choke (128) is connected by the second petroleum pipeline (122), second reversal valve (310) passes through the 3rd petroleum pipeline
(123) the 3rd flow controller (129) is connected；Also include an oil return pipe (313), described oil return pipe (313) one end connects the oil cylinder
(31), oil return pipe (313) other end connects the first main oil pocket (131), the second main oil pocket (132), the first side oil pocket
(141), the second side oil pocket (142).
A kind of 3. super precision lathe hydrostatic slideway according to claim 2, it is characterised in that：The oil supply system
In also include overflow valve (36), oil pressure gauge (38), the overflow valve (36) and oil pressure gauge (38) are connected in parallel the ball valve (37).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720329774.8U CN206702608U (en) | 2017-03-31 | 2017-03-31 | A kind of super precision lathe hydrostatic slideway |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720329774.8U CN206702608U (en) | 2017-03-31 | 2017-03-31 | A kind of super precision lathe hydrostatic slideway |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN206702608U true CN206702608U (en) | 2017-12-05 |
Family
ID=60468476
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201720329774.8U Expired - Fee Related CN206702608U (en) | 2017-03-31 | 2017-03-31 | A kind of super precision lathe hydrostatic slideway |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN206702608U (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110142647A (en) * | 2019-05-20 | 2019-08-20 | 华中科技大学 | A kind of hydrostatic slideway steady-state performance real-time measurement apparatus and method |
| CN112917259A (en) * | 2021-03-29 | 2021-06-08 | 华辰精密装备（昆山）股份有限公司 | Negative pressure adsorption static pressure support guide rail of machining tool, cylindrical grinding machine comprising same |
| CN113649868A (en) * | 2021-08-26 | 2021-11-16 | 郑良钢 | Closed hydrostatic guideway and ultra-precise ball bearing ring grinding equipment |
| WO2022205548A1 (en) * | 2021-03-29 | 2022-10-06 | 华辰精密装备（昆山）股份有限公司 | Cylindrical grinding machine |
-
2017
- 2017-03-31 CN CN201720329774.8U patent/CN206702608U/en not_active Expired - Fee Related
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110142647A (en) * | 2019-05-20 | 2019-08-20 | 华中科技大学 | A kind of hydrostatic slideway steady-state performance real-time measurement apparatus and method |
| CN110142647B (en) * | 2019-05-20 | 2023-09-29 | 华中科技大学 | Device and method for measuring steady-state performance of hydrostatic guideway in real time |
| CN112917259A (en) * | 2021-03-29 | 2021-06-08 | 华辰精密装备（昆山）股份有限公司 | Negative pressure adsorption static pressure support guide rail of machining tool, cylindrical grinding machine comprising same |
| WO2022205548A1 (en) * | 2021-03-29 | 2022-10-06 | 华辰精密装备（昆山）股份有限公司 | Cylindrical grinding machine |
| WO2022205542A1 (en) * | 2021-03-29 | 2022-10-06 | 华辰精密装备（昆山）股份有限公司 | Negative-pressure adsorption static-pressure supporting guide rail of machining machine tool, and cylindrical grinding machine comprising negative-pressure adsorption static-pressure supporting guide rail |
| CN113649868A (en) * | 2021-08-26 | 2021-11-16 | 郑良钢 | Closed hydrostatic guideway and ultra-precise ball bearing ring grinding equipment |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20171205 Termination date: 20190331 |