CN206702609U - A kind of track-type facilities of numerically controlled lathe - Google Patents
A kind of track-type facilities of numerically controlled lathe Download PDFInfo
- Publication number
- CN206702609U CN206702609U CN201720401027.0U CN201720401027U CN206702609U CN 206702609 U CN206702609 U CN 206702609U CN 201720401027 U CN201720401027 U CN 201720401027U CN 206702609 U CN206702609 U CN 206702609U
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- CN
- China
- Prior art keywords
- guide block
- oil
- linear electric
- plate seat
- transportation mouth
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Abstract
The utility model discloses a kind of track-type facilities of numerically controlled lathe, including guiderail base and rail plate seat, and guiderail base includes chassis and lateral column, the first guide block is installed at the top of lateral column, rail plate seat is connected with the second guide block, first guide block bottom and the second guide block top surface joint place are provided with pumping cavity, and the second guide block bottom is connected with the 3rd guide block, and the second guide block bottom and the 3rd guide block joint place are provided with bottom bracing oil pocket；Both sides are equipped with oil transportation mouth and lower oil transportation mouth at the top of rail plate seat, upper oil transportation mouth and lower oil transportation mouth are connected with overflow valve, overflow valve is connected with petroleum pipeline, the petroleum pipeline of upper oil transportation mouth is connected with rhombus chamber, and divide oil clot provided with rhombus in rhombus chamber, rhombus divides oil clot drift angle to be provided with and divides hydraulic fluid port, rail plate seat is provided with secondary dividing plate, linear electric motors secondary is installed in the chamber of secondary dividing plate, linear electric motors secondary lower surface is connected with linear electric motor primary, and linear electric motor primary bottom is connected with motor firm banking.
Description
Technical field
Numerically controlled lathe technical field is the utility model is related to, specially a kind of track-type facilities of numerically controlled lathe.
Background technology
With the increasingly raising of modern mechanical element precision requirement, precise NC lathe turns into the important topic of research, right
The machining accuracy of numerically controlled lathe proposes micron-sized requirement, and the processing of its precision turning, which removes, requires that workbench has submicron order
Outside repetitive positioning accuracy, also there are microfeed, machine tool generally use rolling guide and common rail plate, and in precision
Processing in, common rail has a large effect for machine tool accuracy, and main influence is the problem of vibration is with friction.Rigid body connects
Tactile guide rail is almost always at varying load stand under load, can produce larger vibration, influence machining accuracy；Next to that friction problem, long
The guide rail of time rigid body contact, which mutually slides, can produce abrasion and heat, guide pass is damaged and produce thermal deformation, traditional is quiet
It is uneven oil film to be present in pressure guide rail, low speed produce creep, ripple and chatter mark phenomenon, while be short of in stability, simultaneously
The guide rail of transmission drives ball-screw driving using shaft joint, certain mechanical transmission errors, application number be present
201310655976.8 patent name is：The Precise transmission liquid hydrostatic guide rail driven using linear electric motors, what the patent provided
Solution make use of structure closed and the characteristics of force-closed formula hydrostatic slideway, be the shortcomings that the patent, can not be real well
The control of the input of existing oil pressure, single linear electric motors are difficult to adapt to larger service load.
Utility model content
In order to overcome the shortcomings of prior art, the utility model provides a kind of track-type facilities of numerically controlled lathe, can
The stable drive of guide rail is completed by linear electric motors, by special oil device, makes uniform oil film distribution.
Technical scheme is used by the utility model solves its technical problem：A kind of track-type facilities of numerically controlled lathe, bag
Guiderail base and rail plate seat are included, and the guiderail base includes chassis and lateral column, the lateral column is arranged on chassis both sides, institute
To state and the first guide block is installed at the top of lateral column, the rail plate seat bottom is fixedly connected with the second guide block by guide rail fixing element,
And in the first guide block insertion rail plate seat and the inside groove of the second guide block formation, the first guide block bottom and the second guide block
Top surface joint place is provided with pumping cavity, and the second guide block bottom is connected with the 3rd guide block, and the 3rd guide block bottom is pasted
Chassis upper surface is closed, and is fixed on by guide rail fixing element on chassis, the second guide block bottom and the 3rd guide block joint place are set
There is bottom bracing oil pocket；
Both sides are equipped with oil transportation mouth and lower oil transportation mouth, the upper oil transportation mouth and lower oil transportation mouth at the top of the rail plate seat
Overflow valve is connected with, the overflow valve is connected with petroleum pipeline, and the petroleum pipeline is arranged in rail plate seat into inverted U, institute
The petroleum pipeline for stating lower oil transportation mouth is connected at the first guide block and rail plate seat patch, and the petroleum pipeline of the upper oil transportation mouth extends into second
Guide block is internally connected with rhombus chamber, and divides oil clot provided with rhombus among the rhombus chamber, and the rhombus divides oil clot other three tops
Angle is respectively equipped with a point hydraulic fluid port, and the rhombus divides at the top and bottom of oil clot and dividing hydraulic fluid port to be connected to pumping cavity and bottom bracing oil
Chamber；
Secondary dividing plate is installed, and the secondary dividing plate is divided into two by central dividing plate among the rail plate seat bottom
Individual chamber, linear electric motors secondary is installed, the linear electric motors secondary lower surface is connected with directly in the chamber of the secondary dividing plate
Line electric motor primary, the linear electric motor primary bottom is connected with motor firm banking, and the motor firm banking is arranged on bottom
On disk.
As a kind of preferable technical scheme of the utility model, pumping cavity and bottom bracing the oil pocket surface is provided with ladder-shaped
Oil pocket groove.
As a kind of preferable technical scheme of the utility model, the secondary and secondary dividing plate of the linear electric motors is consolidated by guide rail
Determine part and be fixed on rail plate seat bottom.
As a kind of preferable technical scheme of the utility model, the guide rail fixing element of the connection function uses different shaped
Number, the guide rail fixing element of same shape and function.
As a kind of preferable technical scheme of the utility model, the top and bottom of the motor firm banking are provided with rectangle
Groove.
As a kind of preferable technical scheme of the utility model, the first guide block left bottom and the second guide block joint place
Oil spilling groove provided with rectangle.
Compared with prior art, the beneficial effects of the utility model are：Led by the slip for setting dual linear motor to carry
Rail chair can complete more corresponding and high precision precision feed, then be distributed by uniform oil circuit so that guide rail is in entirety
It is upper to realize loss that is stable and reducing frictional force；
In the state of energization work, five degree of freedom is formed to dual linear motor by secondary dividing plate and limited so that be double straight
Line motor reaches accurately linear motion control so that and linear electric motors are secondary and straight line electron primary keeps certain interval motion,
So as to drive the linear motion of rail plate seat, dual linear motor causes the vertical direction of guide rail interior to form high enclosed construction,
When being full of oily in guide rail, the secondary and primary magnetic-adsorption of linear electric motors, at the beginning of reacting on motor firm banking and linear electric motors
Oil film thickness between level, so as to improve the rigidity of oil film, prevents guide rail outlet " drift " phenomenon；
By the way that oil transportation mouth and lower oil transportation mouth carry out oil transportation upwards simultaneously, oil is diffused in the gap of guide rail by petroleum pipeline, from
And causing the first guide rail and the second guide rail, the gap between the second guide rail and the 3rd guide rail is full of oil so that is kept between guide block
Good floatability, so as to reduce friction and the pressure loss between guide block, divide oil clot by the rhombus being provided with the second guide block
With divide hydraulic fluid port, penetrated into oily uniform between pumping cavity and the second guide block and the 3rd guide block between the first guide block and the second guide block
Bottom bracing oil pocket, pass through the oil pocket groove of the ladder-shaped in oil pocket so that oil uniform pasta is formed in oil pocket groove, protect simultaneously
Hold the sliding of the second guide block.
Brief description of the drawings
Fig. 1 is the utility model structure diagram；
Fig. 2 is the utility model oil pocket slot structure schematic diagram.
In figure：1- bottoms track base；2- rail plate seats；The upper oil transportation mouths of 3-；4- overflow valves；5- oil pipelines；6- guide rails are consolidated
Determine part；7- level dividing plate；The guide blocks of 8- first；9- linear electric motors are secondary；10- chassis；11- pumping cavities；The guide blocks of 12- second；13- water chestnuts
Shape divides oil clot；14- divides hydraulic fluid port；15- bottom bracing oil pockets；The guide blocks of 16- the 3rd；17- linear electric motor primaries；18- motor firm bankings；
Oil transportation mouth under 19-；20- oil pocket grooves；21- lateral columns.
Embodiment
Below in conjunction with the accompanying drawing in the utility model embodiment, the technical scheme in the embodiment of the utility model is carried out
Clearly and completely describing, it is clear that described embodiment is only the utility model part of the embodiment, rather than whole
Embodiment.Based on the embodiment in the utility model, those of ordinary skill in the art are not under the premise of creative work is made
The every other embodiment obtained, belong to the scope of the utility model protection.
Embodiment：
As depicted in figs. 1 and 2, a kind of technical solution of the utility model offer, a kind of track-type facilities of numerically controlled lathe,
Including guiderail base 1 and rail plate seat 2, and the guiderail base 1 includes chassis 10 and lateral column 21, and the lateral column 21 is arranged on
The both sides of chassis 10, the top of lateral column 21 are provided with the first guide block 8, and the bottom of rail plate seat 2 is solid by guide rail fixing element 6
Surely the second guide block 12 is connected with, and in first guide block 8 insertion rail plate seat 2 and the inside groove of the second guide block 12 formation, institute
State the bottom of the first guide block 8 and the top surface joint place of the second guide block 12 and be provided with pumping cavity 11, the bottom of the second guide block 12 connection
There are the 3rd guide block 16, and the bottom of the 3rd guide block 16 fitting upper surface of chassis 10, and chassis is fixed on by guide rail fixing element 6
On, the bottom of the second guide block 12 and the joint place of the 3rd guide block 16 are provided with bottom bracing oil pocket 15；
The top both sides of rail plate seat 2 are equipped with oil transportation mouth 3 and lower oil transportation mouth 19, and the upper oil transportation mouth 3 is with
Oil transportation mouth 19 is connected with overflow valve 4, and the overflow valve 4 is connected with petroleum pipeline 5, and the petroleum pipeline 5 in rail plate seat 2 into
Inverted U is arranged, and the petroleum pipeline 5 of the lower oil transportation mouth 19 is connected at the first guide block 8 and the patch of rail plate seat 2, the upper oil transportation mouth 3
Petroleum pipeline 5 extend into the second guide block 12 and be internally connected with rhombus chamber, and divide oil clot 13, institute provided with rhombus among the rhombus chamber
Stating rhombus divides other three drift angles of oil clot 13 to be respectively equipped with point hydraulic fluid port 14, and the rhombus divides point oil of the top and bottom of oil clot 13
Mouth 14 is connected to pumping cavity 11 and bottom bracing oil pocket 15；
Secondary dividing plate 7 is installed, and the secondary dividing plate 7 passes through central dividing plate point among the bottom of rail plate seat 2
Into two chambers, linear electric motors secondary 9 is installed in the chamber of the secondary dividing plate 7, secondary 9 lower surfaces of the linear electric motors connect
Linear electric motor primary 17 is connected to, the bottom of linear electric motor primary 17 is connected with motor firm banking 18, and the motor is fixed
Base 18 is arranged on chassis 10.
Preferably, pumping cavity 11 and bottom bracing oil pocket 15 surface is provided with the oil pocket groove 20 of ladder-shaped；The straight line
Motor secondary 9 and secondary dividing plate 7 are fixed on the bottom of rail plate seat 2 by guide rail fixing element 6；The guide rail of the connection function is consolidated
Determine the guide rail fixing element 6 that part 6 uses different model, same shape and function；The top of the motor firm banking 18 and
Bottom is provided with rectangular channel；The left bottom of first guide block 8 and the joint place of the second guide block 12 are provided with the oil spilling groove of rectangle.
Linear electric motors：Linear electric motors are also referred to as linear electric machine, linear motor, line motor, pusher motor.The most frequently used straight line
Motor type is flat and U-type groove formula, and tubular type.Typical case's composition of coil is three-phase, has Hall element to realize brushless commutation；
Linear electric motors are often briefly described and are flattened for electric rotating machine, and operation principle is identical.Mover is coil pressure with epoxy material
Contracting is together manufactured；Track is magnet（The typically rare-earth magnet of high-energy）It is fixed on steel.The mover of motor includes
Coil windings, Hall element circuit board, electro-hot regulator（Temperature sensor monitors temperature）And electrical interface.In electric rotating machine
In, mover and stator need swivel bearing support mover to ensure the air gap of relative motion part（airgap）.Likewise, straight line
Motor needs line slideway come the position for keeping mover in magnetic field caused by track.Installed with the encoder of rotating servo motor
Feedback position is the same on axle, and linear electric motors need to feed back feedback device -- the linear encoder of linear position, and it can be direct
The position of load is measured so as to improving the positional precision of load
It is of the present utility model to be mainly characterized by, by set dual linear motor carry rail plate seat can complete more and
When the feed of the corresponding and precision of high precision, then be distributed by uniform oil circuit so that guide rail is realized stable and subtracted on the whole
The loss of less friction；
In the state of energization work, five degree of freedom is formed to dual linear motor by secondary dividing plate and limited so that be double straight
Line motor reaches accurately linear motion control so that and linear electric motors are secondary and straight line electron primary keeps certain interval motion,
So as to drive the linear motion of rail plate seat, dual linear motor causes the vertical direction of guide rail interior to form high enclosed construction,
When being full of oily in guide rail, the secondary and primary magnetic-adsorption of linear electric motors, at the beginning of reacting on motor firm banking and linear electric motors
Oil film thickness between level, so as to improve the rigidity of oil film, prevents guide rail outlet " drift " phenomenon；
By the way that oil transportation mouth and lower oil transportation mouth carry out oil transportation upwards simultaneously, oil is diffused in the gap of guide rail by petroleum pipeline, from
And causing the first guide rail and the second guide rail, the gap between the second guide rail and the 3rd guide rail is full of oil so that is kept between guide block
Good floatability, so as to reduce friction and the pressure loss between guide block, divide oil clot by the rhombus being provided with the second guide block
With divide hydraulic fluid port, penetrated into oily uniform between pumping cavity and the second guide block and the 3rd guide block between the first guide block and the second guide block
Bottom bracing oil pocket, pass through the oil pocket groove of the ladder-shaped in oil pocket so that oil uniform pasta is formed in oil pocket groove, protect simultaneously
Hold the sliding of the second guide block.
It is obvious to a person skilled in the art that the utility model is not limited to the details of above-mentioned one exemplary embodiment, and
And in the case of without departing substantially from spirit or essential attributes of the present utility model, it can realize that this practicality is new in other specific forms
Type.Therefore, no matter from the point of view of which point, embodiment all should be regarded as exemplary, and is nonrestrictive, this practicality is new
The scope of type limits by appended claims rather than described above, it is intended that the equivalency fallen in claim is contained
All changes in justice and scope are included in the utility model.Any reference in claim should not be considered as limitation
Involved claim.
Claims (6)
- A kind of 1. track-type facilities of numerically controlled lathe, it is characterised in that：Including guiderail base（1）With rail plate seat（2）, and it is described Guiderail base（1）Including chassis（10）And lateral column（21）, the lateral column（21）Installed in chassis（10）Both sides, the lateral column（21） Top is provided with the first guide block（8）, the rail plate seat（2）Bottom passes through guide rail fixing element（6）Second is fixedly connected with to lead Block（12）, and first guide block（8）Embedded rail plate seat（2）With the second guide block（12）In the inside groove of formation, described first Guide block（8）Bottom and the second guide block（12）Top surface joint place is provided with pumping cavity（11）, second guide block（12）Bottom connects It is connected to the 3rd guide block（16）, and the 3rd guide block（16）Bottom is bonded chassis（10）Upper surface, and pass through guide rail fixing element（6） It is fixed on chassis, second guide block（12）Bottom and the 3rd guide block（16）Joint place is provided with bottom bracing oil pocket（15）；The rail plate seat（2）Top both sides are equipped with oil transportation mouth（3）With lower oil transportation mouth（19）, the upper oil transportation mouth（3） With lower oil transportation mouth（19）It is connected with overflow valve（4）, the overflow valve（4）It is connected with petroleum pipeline（5）, and the petroleum pipeline（5） Rail plate seat（2）It is middle to be arranged into inverted U, the lower oil transportation mouth（19）Petroleum pipeline（5）Connect the first guide block（8）Led with slip Rail chair（2）At patch, the upper oil transportation mouth（3）Petroleum pipeline（5）Extend into the second guide block（12）It is internally connected with rhombus chamber, and institute State and divide oil clot provided with rhombus among rhombus chamber（13）, the rhombus divides oil clot（13）Other three drift angles are respectively equipped with a point hydraulic fluid port （14）, and the rhombus divides oil clot（13）Hydraulic fluid port is divided in top and bottom（14）It is connected to pumping cavity（11）With bottom bracing oil pocket （15）；The rail plate seat（2）Secondary dividing plate is installed among bottom（7）, and the secondary dividing plate（7）Pass through central dividing plate It is divided into two chambers, the secondary dividing plate（7）Chamber in be provided with linear electric motors secondary（9）, the linear electric motors secondary（9） Lower surface is connected with linear electric motor primary（17）, the linear electric motor primary（17）Bottom is connected with motor firm banking（18）, And the motor firm banking（18）Installed in chassis（10）On.
- A kind of 2. track-type facilities of numerically controlled lathe according to claim 1, it is characterised in that：The pumping cavity（11）And bottom Support oil pocket（15）Surface is provided with the oil pocket groove of ladder-shaped（20）.
- A kind of 3. track-type facilities of numerically controlled lathe according to claim 1, it is characterised in that：The linear electric motors are secondary （9）With secondary dividing plate（7）Pass through guide rail fixing element（6）It is fixed on rail plate seat（2）Bottom.
- A kind of 4. track-type facilities of numerically controlled lathe according to claim 1, it is characterised in that：The guide rail of the connection function Fixture（6）Using different model, the guide rail fixing element of same shape and function（6）.
- A kind of 5. track-type facilities of numerically controlled lathe according to claim 1, it is characterised in that：The motor firm banking （18）Top and bottom be provided with rectangular channel.
- A kind of 6. track-type facilities of numerically controlled lathe according to claim 1, it is characterised in that：First guide block（8）It is left Side bottom and the second guide block（12）Joint place is provided with the oil spilling groove of rectangle.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720401027.0U CN206702609U (en) | 2017-04-17 | 2017-04-17 | A kind of track-type facilities of numerically controlled lathe |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720401027.0U CN206702609U (en) | 2017-04-17 | 2017-04-17 | A kind of track-type facilities of numerically controlled lathe |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN206702609U true CN206702609U (en) | 2017-12-05 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201720401027.0U Expired - Fee Related CN206702609U (en) | 2017-04-17 | 2017-04-17 | A kind of track-type facilities of numerically controlled lathe |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN206702609U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112077616A (en) * | 2020-09-10 | 2020-12-15 | 中国工程物理研究院机械制造工艺研究所 | Hydrostatic pressure guide rail system with actively controllable oil film thickness |
-
2017
- 2017-04-17 CN CN201720401027.0U patent/CN206702609U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112077616A (en) * | 2020-09-10 | 2020-12-15 | 中国工程物理研究院机械制造工艺研究所 | Hydrostatic pressure guide rail system with actively controllable oil film thickness |
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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: 20210417 |