CN106181529B - Transmission device - Google Patents

Transmission device Download PDF

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Publication number
CN106181529B
CN106181529B CN201610796396.4A CN201610796396A CN106181529B CN 106181529 B CN106181529 B CN 106181529B CN 201610796396 A CN201610796396 A CN 201610796396A CN 106181529 B CN106181529 B CN 106181529B
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CN
China
Prior art keywords
cap
air supporting
ring
fixing piece
shaped
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Active
Application number
CN201610796396.4A
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Chinese (zh)
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CN106181529A (en
Inventor
谷晓欣
刘红兵
赵建强
李金明
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Beijing Heprison Ultra Precision Technology Co., Ltd.
Original Assignee
BEIJING HIGH-PRECISION TECHNOLOGY DEVELOPMENT Co Ltd
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
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Application filed by BEIJING HIGH-PRECISION TECHNOLOGY DEVELOPMENT Co Ltd filed Critical BEIJING HIGH-PRECISION TECHNOLOGY DEVELOPMENT Co Ltd
Priority to CN201610796396.4A priority Critical patent/CN106181529B/en
Publication of CN106181529A publication Critical patent/CN106181529A/en
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Publication of CN106181529B publication Critical patent/CN106181529B/en
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Classifications

    • BPERFORMING OPERATIONS; TRANSPORTING
    • B23MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
    • B23QDETAILS, COMPONENTS, OR ACCESSORIES FOR MACHINE TOOLS, e.g. ARRANGEMENTS FOR COPYING OR CONTROLLING; MACHINE TOOLS IN GENERAL CHARACTERISED BY THE CONSTRUCTION OF PARTICULAR DETAILS OR COMPONENTS; COMBINATIONS OR ASSOCIATIONS OF METAL-WORKING MACHINES, NOT DIRECTED TO A PARTICULAR RESULT
    • B23Q5/00Driving or feeding mechanisms; Control arrangements therefor
    • B23Q5/22Feeding members carrying tools or work
    • B23Q5/34Feeding other members supporting tools or work, e.g. saddles, tool-slides, through mechanical transmission
    • B23Q5/38Feeding other members supporting tools or work, e.g. saddles, tool-slides, through mechanical transmission feeding continuously
    • B23Q5/40Feeding other members supporting tools or work, e.g. saddles, tool-slides, through mechanical transmission feeding continuously by feed shaft, e.g. lead screw
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B23MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
    • B23QDETAILS, COMPONENTS, OR ACCESSORIES FOR MACHINE TOOLS, e.g. ARRANGEMENTS FOR COPYING OR CONTROLLING; MACHINE TOOLS IN GENERAL CHARACTERISED BY THE CONSTRUCTION OF PARTICULAR DETAILS OR COMPONENTS; COMBINATIONS OR ASSOCIATIONS OF METAL-WORKING MACHINES, NOT DIRECTED TO A PARTICULAR RESULT
    • B23Q1/00Members which are comprised in the general build-up of a form of machine, particularly relatively large fixed members
    • B23Q1/25Movable or adjustable work or tool supports
    • B23Q1/26Movable or adjustable work or tool supports characterised by constructional features relating to the co-operation of relatively movable members; Means for preventing relative movement of such members
    • B23Q1/38Movable or adjustable work or tool supports characterised by constructional features relating to the co-operation of relatively movable members; Means for preventing relative movement of such members using fluid bearings or fluid cushion supports

Abstract

The invention discloses a kind of transmission device, including air supporting part and housing parts;Air supporting part includes:Screw rod, ring-shaped graphite, gas source connector and air supporting fixing piece, ring-shaped graphite is oppositely disposed at the both sides of air supporting fixing piece, gas source connector is arranged on air supporting fixing piece, and air supporting fixing piece is provided with the air flue of connection gas source connector and ring-shaped graphite, and screw rod is drivingly connected with air supporting fixing piece;Housing parts include:Left end cap, C-shaped ring and right end cap;Left end cap forms the space for accommodating air supporting part with C-shaped ring and right end cap.This double air supporting shock insulation transmission device is driven using double air supportings, is effectively reduced the vibrations that leading screw is brought, so as to substantially increase the finish of cutting, is met the developing direction in China state-of-the-art technology field.

Description

Transmission device
Technical field
The present invention relates to machine tool element more particularly to a kind of transmission devices.
Background technology
At present, Ultra-precision Turning become modern production development trend and one of China's high-technology field Important component part.Precision machined high target forms the high request to precise machining equipment, has pushed its progress, The progress of precision machinery is the necessary condition that Precision Machining can be realized again in turn.
But general to be directly driven with slide carriage by feed screw nut seat, piece surface finish is not high.
Invention content
The object of the present invention is to provide a kind of transmission device, solution is directly driven by feed screw nut seat with slide carriage, The technical issues of piece surface finish is not high.
To achieve these goals, the present invention provides a kind of transmission device, including air supporting part and housing parts;Air supporting Part includes:Screw rod, ring-shaped graphite, gas source connector and air supporting fixing piece, ring-shaped graphite are oppositely disposed at air supporting fixing piece Both sides, gas source connector are arranged on air supporting fixing piece, and air supporting fixing piece is provided with the air flue of connection gas source connector and ring-shaped graphite, Screw rod is drivingly connected with air supporting fixing piece;Housing parts include:Left end cap, C-shaped ring and right end cap;Left end cap and C-shaped ring and the right side End cap forms the space for accommodating air supporting part.
Preferably, air supporting fixing piece is provided with annular groove, and ring-shaped graphite is arranged in annular groove.
Preferably, pipe fitting is further included, pipe fitting is connected with gas source connector.
Preferably, gas source connector passes through C-shaped ring.
Preferably, the central axis of screw rod passes through left end cap and right end cap.
Preferably, the axis of ring-shaped graphite passes through left end cap and right end cap.
Preferably, oscillating bearing is further included, air supporting fixing piece is connected with screw rod by oscillating bearing.
Preferably, connecting rod is further included, connecting rod is separately positioned on left end cap and is formed with C-shaped ring and right end cap with screw rod to be held Receive air supporting part space both sides, and connecting rod is connected with left end cap or right end cap.
Preferably, dust excluding plate is further included, left end cap and C-shaped ring and right end cap are formed the sky for accommodating air supporting part by dust excluding plate Between close.
The present invention has the advantages that:Double air supporting shock insulation transmission devices are driven using double air supportings, are effectively reduced The vibrations that leading screw is brought so as to substantially increase the finish of cutting, meet the developing direction in China state-of-the-art technology field.
Description of the drawings
Fig. 1 is a kind of structure diagram (section view) of the transmission device of embodiment provided by the invention;
Fig. 2 is a kind of structure diagram of the transmission device of embodiment provided by the invention.
Reference sign:
1- screw rods;2- oscillating bearings;3- ring-shaped graphites;4- gas source connectors;5- pipe fittings;The bis- air supporting fixing pieces of 6-;7- is left End cap;8-C type rings;9- right end caps;10- connecting rods;11- dust excluding plates.
Specific embodiment
The present invention is further described with reference to the accompanying drawings and examples.But the purposes and purpose of these exemplary embodiments Only it is used for enumerating the present invention, any type of any restriction not is formed to the real protection scope of the present invention, it is more non-to send out this Bright protection domain is confined to this.
In the present invention, when parts are referred to as " being fixed on " another parts, it can be directly at another zero On part or there may also be parts placed in the middle.When a parts are considered as " connection " another parts, it can be with It is directly to another parts or may be simultaneously present parts placed in the middle.When a parts are considered as " setting In " another parts, it can be set up directly on another parts or may be simultaneously present parts placed in the middle.
Shown in appropriate reference chart 1 and Fig. 2, the transmission device of basic embodiment provided by the invention, including air supporting part and Housing parts;Air supporting part includes:Screw rod 1, ring-shaped graphite 3, gas source connector 4 and air supporting fixing piece 6, ring-shaped graphite 3 is relatively The both sides of air supporting fixing piece 6 are arranged on, gas source connector 4 is arranged on air supporting fixing piece 6, and air supporting fixing piece 6 is provided with connection gas The air flue of source connector 4 and ring-shaped graphite 3, screw rod 1 are drivingly connected with air supporting fixing piece 6;Housing parts include:Left end cap 7, c-type Ring 8 and right end cap 9;Left end cap 7 forms the space for accommodating air supporting part with C-shaped ring 8 and right end cap 9.
Preferably, air supporting fixing piece 6 is provided with annular groove, and ring-shaped graphite 3 is arranged in annular groove.
Preferably, pipe fitting 5 is further included, pipe fitting 5 is connected with gas source connector 4.
Preferably, gas source connector 4 passes through C-shaped ring 8.
The central axis of screw rod 1 passes through left end cap 7 and right end cap 9.The axis of ring-shaped graphite 3 passes through left end cap 7 and the right side End cap 9.
Housing parts are located on feed screw nut seat, and M5 vias and M5 screw threads in connecting rod 10 are offered on feed screw nut seat Hole is fixed, and other end long slot bore and the right end cap 9 of connecting rod 10 are fixed, and left end cap 7 and right end cap 9 are fixed in C-shaped ring 8, also Including connecting rod 10, connecting rod 10 is separately positioned on left end cap 7 with screw rod 1 and forms receiving air supporting portion with C-shaped ring 8 and right end cap 9 The both sides in the space divided, and connecting rod 10 is connected with left end cap 7 or right end cap 9.
Preferably, oscillating bearing 2 is further included, air supporting fixing piece 6 is connected with screw rod 1 by oscillating bearing 2.
Double air supporting parts are located on slide carriage, and the threaded hole opened up on slide carriage surface there are one M6 to be connect with M6 screw rods 1, M6 Screw rod 1 is attached with 2 internal thread of oscillating bearing, and the other end M6 screw rods 1 of oscillating bearing 2 are connect with air supporting fixing piece 6, two Ring-shaped graphite 3 is fixed on the both sides of air supporting fixing piece 6, and M6 pipe fitting adapters are set to the side of air supporting fixing piece 6, PC6-M5 Pipe fitting is attached with M6 pipe fitting adapters.
Preferably, upper part of the housing is provided with dust excluding plate 11, and dust excluding plate 11 forms left end cap 7 and C-shaped ring 8 and right end cap 9 The space-closed of air supporting part is accommodated, dust excluding plate offers circular hole on 11 surface, which carries out with left end cap 7 and right end cap 9 Connection, prevents dust and flying chip from entering in the gap between graphite and end cap, more than structure just constitutes housing parts.
When air source is passed to by PC6-M5 pipe fittings and pipe fitting adapter on air supporting fixing piece 6, air supporting fixing piece 6 Air source is just assigned in the annular groove of both sides and then passes on ring-shaped graphite 3 by through-hole, the ring-shaped graphites 3 of such both sides just with a left side One layer of gas mould is formd between end cap 7, right end cap 9, this layer of gas mould thickness is about 0.01mm, and this connection mode has broken routine Part and part between rigid connection mode, eliminate the vibrations brought of feed screw nut seat, slide carriage passes through joint shaft It holds 2 to connect with air supporting fixing piece 6, more than structure just constitutes double air supporting parts.Therefore when feed screw nut seat advances, housing section The slide carriage that double air supporting parts are connected is pushed to advance on the inside of the right end cap divided, when feed screw nut seat retreats, a left side for housing parts The slide carriage that 7 inside of end cap pulls double air supporting parts to be connected retreats.
It can be seen that double air supporting shock insulation transmission devices of the present invention are driven using double air supportings, leading screw band is effectively reduced The vibrations come, so as to substantially increase the finish of cutting, meet the developing direction in China state-of-the-art technology field.
By above structure, make the invention has the advantages that:
Double air supporting shock insulation transmission devices of the present invention, using oscillating bearing connection pair air supporting parts, can automatic capturing, avoid Decentraction between double air supporting parts and housing parts, and the friction between part is caused, and then influence the processing quality of part.
Double air supporting shock insulation transmission devices of the present invention, act on forming uniform air film by air supporting, by clean air It pushes housing that slide carriage is driven to move forward and backward, ensure that the stationarity of slide carriage.
Double air supporting shock insulation transmission devices have following features:1. compact-sized, automatic capturing.2. it can steadily be driven no shake It is dynamic, it is noiseless.
The sequencing of above example is not only for ease of description, represent the quality of embodiment.
Finally it should be noted that:The above embodiments are merely illustrative of the technical solutions of the present invention, rather than its limitations;Although The present invention is described in detail with reference to the foregoing embodiments, it will be understood by those of ordinary skill in the art that:It still may be used To modify to the technical solution recorded in foregoing embodiments or carry out equivalent replacement to which part technical characteristic; And these modification or replace, various embodiments of the present invention technical solution that it does not separate the essence of the corresponding technical solution spirit and Range.

Claims (9)

1. a kind of transmission device, which is characterized in that including air supporting part and housing parts;The air supporting part includes:Screw rod (1), ring-shaped graphite (3), gas source connector (4) and air supporting fixing piece (6), the ring-shaped graphite (3) are oppositely disposed at the gas The both sides of floating fixing piece (6), the gas source connector (4) are arranged on the air supporting fixing piece (6), the air supporting fixing piece (6) It is provided with the air flue for connecting the gas source connector (4) and the ring-shaped graphite (3), the screw rod (1) and the air supporting fixing piece (6) it is drivingly connected;The housing parts include:Left end cap (7), C-shaped ring (8) and right end cap (9);The left end cap (7) and institute It states C-shaped ring (8) and the right end cap (9) forms the space for accommodating the air supporting part.
2. transmission device according to claim 1, which is characterized in that the air supporting fixing piece (6) is provided with annular groove, The ring-shaped graphite (3) is arranged in the annular groove.
3. transmission device according to claim 1, which is characterized in that further include pipe fitting (5), the pipe fitting (5) with The gas source connector (4) is connected.
4. transmission device according to claim 1, which is characterized in that the gas source connector (4) is across the C-shaped ring (8).
5. transmission device according to claim 1, which is characterized in that the central axis of the screw rod (1) passes through described Left end cap (7) and the right end cap (9).
6. transmission device according to claim 1, which is characterized in that the axis of the ring-shaped graphite (3) passes through the left side End cap (7) and the right end cap (9).
7. transmission device according to claim 1, which is characterized in that further include oscillating bearing (2), the air supporting fixing piece (6) it is connected with the screw rod (1) by the oscillating bearing (2).
8. transmission device according to claim 1, which is characterized in that further include connecting rod (10), the connecting rod (10) The left end cap (7) is separately positioned on the screw rod (1) to be formed described in receiving with the C-shaped ring (8) and the right end cap (9) The both sides in the space of air supporting part, and the connecting rod (10) is connected with the left end cap (7) or the right end cap (9).
9. transmission device according to claim 1, which is characterized in that further include dust excluding plate (11), the dust excluding plate (11) The left end cap (7) and the C-shaped ring (8) and the right end cap (9) are formed to the space-closed for accommodating the air supporting part.
CN201610796396.4A 2016-08-31 2016-08-31 Transmission device Active CN106181529B (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201610796396.4A CN106181529B (en) 2016-08-31 2016-08-31 Transmission device

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN201610796396.4A CN106181529B (en) 2016-08-31 2016-08-31 Transmission device

Publications (2)

Publication Number Publication Date
CN106181529A CN106181529A (en) 2016-12-07
CN106181529B true CN106181529B (en) 2018-06-26

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Citations (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS6165737A (en) * 1984-09-05 1986-04-04 Citizen Watch Co Ltd Straight moving table mechanism
JPS61209834A (en) * 1985-03-14 1986-09-18 Toyoda Mach Works Ltd Static pressure slide table
CN103692281A (en) * 2013-12-26 2014-04-02 江西中船航海仪器有限公司 Lead screw transmission stabilizing support device
CN105195764A (en) * 2015-10-30 2015-12-30 苏州陈那自动化技术有限公司 Self-lubricating self-sealing graphite gas-floatation electrostatic pressure spindle structure
CN105479225A (en) * 2014-09-15 2016-04-13 北京海普瑞森科技发展有限公司 oaxial cutterhead
CN105666225A (en) * 2016-04-22 2016-06-15 清华大学 Ultra-precise low-speed ball screw linear feeding device
CN205465200U (en) * 2016-01-13 2016-08-17 北京海普瑞森科技发展有限公司 Steel band driven aerostatic slideways
CN206123276U (en) * 2016-08-31 2017-04-26 北京海普瑞森科技发展有限公司 Transmission device

Patent Citations (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS6165737A (en) * 1984-09-05 1986-04-04 Citizen Watch Co Ltd Straight moving table mechanism
JPS61209834A (en) * 1985-03-14 1986-09-18 Toyoda Mach Works Ltd Static pressure slide table
CN103692281A (en) * 2013-12-26 2014-04-02 江西中船航海仪器有限公司 Lead screw transmission stabilizing support device
CN105479225A (en) * 2014-09-15 2016-04-13 北京海普瑞森科技发展有限公司 oaxial cutterhead
CN105195764A (en) * 2015-10-30 2015-12-30 苏州陈那自动化技术有限公司 Self-lubricating self-sealing graphite gas-floatation electrostatic pressure spindle structure
CN205465200U (en) * 2016-01-13 2016-08-17 北京海普瑞森科技发展有限公司 Steel band driven aerostatic slideways
CN105666225A (en) * 2016-04-22 2016-06-15 清华大学 Ultra-precise low-speed ball screw linear feeding device
CN206123276U (en) * 2016-08-31 2017-04-26 北京海普瑞森科技发展有限公司 Transmission device

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Effective date of registration: 20181220

Address after: 101599 Shuangjing Industrial Park, Shilibao, Miyun District, Beijing

Patentee after: Beijing Heprison Ultra Precision Technology Co., Ltd.

Address before: 101500 No. 86, Shilibao Village West Road, Shilibao Town, Miyun County, Beijing

Patentee before: Beijing High-Precision Technology Development Co., Ltd.