CN208880268U - A kind of numerically-controlled machine tool of linear motor driving - Google Patents
A kind of numerically-controlled machine tool of linear motor driving Download PDFInfo
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- CN208880268U CN208880268U CN201821307411.5U CN201821307411U CN208880268U CN 208880268 U CN208880268 U CN 208880268U CN 201821307411 U CN201821307411 U CN 201821307411U CN 208880268 U CN208880268 U CN 208880268U
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- linear motor
- crossbeam
- slide
- machine tool
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Abstract
The utility model discloses a kind of numerically-controlled machine tool of linear motor driving, including rack, X-axis linear motor, Y-axis linear motor, Z axis linear motor, the column being installed in rack, umbrella shape tool magazine, the crossbeam being installed on column, it is installed in the workbench of crossbeam side connecting with housing slide, it is installed in the X-axis slide that crossbeam side is slidably connected with crossbeam, it is installed in the spindle box being slidably connected on X-axis slide with X-axis slide, it is installed on workbench primary with the secondary corresponding Y-axis of Y-axis, the X-axis linear motor, Y-axis linear motor and Z axis linear motor two sides are installed with the guide rail clamp for emergency braking, Y-axis linear motor and Z axis linear motor both ends are provided with anticollision device, collision-prevention device, pass through setting guide rail clamp and anticollision device, collision-prevention device, effectively solve there is no emergency braking function due to linear motor, X-axis time The problem of grade, Y-axis secondary and Z axis secondary continue to move under the action of inertia, lead to lathe or processing damage parts.
Description
Technical field
The utility model relates to digit ctrol machine tool fields, are to be related to a kind of numerical control machine of linear motor driving more specifically
Bed.
Background technique
As the high technology industry such as national defence, space flight, automobile, microelectronics continues to develop, manufacturing industry is proposed higher
Requirement, High Speed machining and Ultra-precision Turning become two themes of the following machine tool industry development.Traditional machine tool feed driving
System mainly includes servo motor, bearing, shaft coupling, ball wire bar pair and the support construction for constituting the system, this driving system
Uniting, the intermediate member being related to is more, and movement inertia is big, and frictional dissipation is difficult to eliminate, and ball-screw itself has the spy of thermal stretching
Property, therefore the linear speed, acceleration and the positioning accuracy that generate are limited, are not able to satisfy the needs of ultrahigh speed, high-accuracy processing.
The development of modern manufacturing industry is greatly facilitated in the combination of linear motor actuation techniques and numerically-controlled machine tool, substantially increases
Machining accuracy and processing efficiency.Linear motor feeding system is a kind of mechanical energy that electric energy can be directly changed into linear motion,
And the driving device of any intermediate transmission link is not needed.Traditional rotary motion is changed into direct linear motion by it, because
This machine tool structure is succinct, and movement inertia is small, and system stiffness is high, and fast response characteristic is good, is able to achieve precision positioning under high-speed case,
Especially movement velocity, acceleration be higher than ball-screw several times, impulse stroke can with endless, safeguard less, the service life it is long.
In addition application No. is the Chinese invention patent applications of 201210223400.X to disclose a kind of linear motor numerical control carving
Milling machine tool, including lathe bed, column, crossbeam, X-axis slide plate, Z axis slide plate, workbench, spindle motor, X-axis linear motor, Y-axis straight line
Motor, Z axis linear motor.The present invention carries out three-dimensional target-seeking carving milling and cuts to add using X, Y, Z axis slide plate is dragged by linear motor
The technical solution of work, using linear motor dragging speed is fast, acceleration is high, positioning accuracy is high, decays, without abrasion without stroke length
The characteristic of limitation, makes numerical control engraving and milling machine tool avoid the drawbacks of rotating servo motor adds ball screw assembly, to drag, and has reached raising
Target-seeking processing efficiency slows down the purpose that positioning accuracy decays, stroke length is unrestricted.
However since linear motor does not have emergency braking function, when linear motor is used for Machine Tool Feeding System, disconnected
In electric situation, the X-axis primary part of Z axis linear motor due to inertia or gravity effect and continue to move, give its use
Some potential safety problems, and X-axis linear motor are brought, Y-axis linear motor and Z axis linear motor are easy to send out under the action of inertia
It is raw to hit, bring the damage of lathe.
Utility model content
To overcome drawbacks described above in the prior art, the utility model provides a kind of numerically-controlled machine tool of linear motor driving.
To achieve the above object, the utility model provides a kind of numerically-controlled machine tool of linear motor driving, including rack, X-axis
Linear motor, Y-axis linear motor, Z axis linear motor, the column being installed in rack, umbrella shape tool magazine, the cross being installed on column
Beam is installed in the workbench of crossbeam side connecting with housing slide, is installed in crossbeam side and slides with the X-axis that crossbeam is slidably connected
Seat, is installed in the spindle box being slidably connected on X-axis slide with X-axis slide, and the X-axis linear motor includes being installed in crossbeam side
X-axis it is secondary, be installed on X-axis slide primary with the secondary corresponding X-axis of X-axis, the Z axis linear motor includes being installed in master
The Z axis of axle box side is primary, is installed on X-axis slide, the Y-axis linear motor packet secondary with the primary corresponding Z axis of Z axis
The Y-axis secondary for being installed in frame top is included, is installed on workbench and the secondary corresponding Y-axis of Y-axis is primary, the X-axis straight line
Motor, Y-axis linear motor and Z axis linear motor two sides are installed with the guide rail clamp for emergency braking, Y-axis linear motor and
Z axis linear motor both ends are provided with anticollision device, collision-prevention device.
Preferably, being installed with Y-axis slide in the rack, it is installed on the workbench corresponding with Y-axis slide
Y-axis sliding rail, workbench is slidably connected with rack by Y-axis slide and Y-axis sliding rail.
Preferably, the crossbeam side is installed with X-axis slide rail corresponding with X-axis slide, the spindle box and cross
Beam is slidably connected by X-axis slide rail and X-axis slide.
Preferably, the guide rail clamp includes spring base, the spring being installed in spring base connects with spring transmission
The cylinder connect, the spring one end are installed with wedge block.
Preferably, the anticollision device, collision-prevention device is elastic component.
Compared with prior art, the utility model has the beneficial effects that:
The utility model includes rack, X-axis linear motor, Y-axis linear motor, and Z axis linear motor is installed in rack
Column, umbrella shape tool magazine, the crossbeam being installed on column are installed in the workbench of crossbeam side connecting with housing slide, installing
In the X-axis slide that crossbeam side and crossbeam are slidably connected, it is installed in the spindle box being slidably connected on X-axis slide with X-axis slide, is filled
Y-axis corresponding with Y-axis secondary is primary on workbench, the X-axis linear motor, Y-axis linear motor and Z axis straight-line electric
Machine two sides are installed with the guide rail clamp for emergency braking, and Y-axis linear motor and Z axis linear motor both ends are provided with anticollision
Device effectively solves do not have emergency braking function, X-axis time due to linear motor by setting guide rail clamp and anticollision device, collision-prevention device
The problem of grade, Y-axis secondary and Z axis secondary continue to move under the action of inertia, lead to lathe or processing damage parts.
Detailed description of the invention
In order to illustrate the embodiment of the utility model or the technical proposal in the existing technology more clearly, below will be to embodiment
Or attached drawing needed to be used in the description of the prior art is briefly described, it should be apparent that, the accompanying drawings in the following description is this
Some embodiments of utility model, for those of ordinary skill in the art, without creative efforts, also
Other drawings may be obtained according to these drawings without any creative labor.
Fig. 1 is a kind of three-dimensional structure diagram of the numerically-controlled machine tool of linear motor driving provided by the embodiment of the utility model；
Fig. 2 is that a kind of base of digital-controlled machine tool of linear motor driving provided by the embodiment of the utility model and workbench assemble
Structural schematic diagram.
Specific embodiment
It is practical new below in conjunction with this to keep the objectives, technical solutions, and advantages of the embodiments of the present invention clearer
Attached drawing in type embodiment, the technical scheme in the utility model embodiment is clearly and completely described, it is clear that is retouched
The embodiment stated is the utility model a part of the embodiment, instead of all the embodiments.Based on the implementation in the utility model
Example, every other embodiment obtained by those of ordinary skill in the art without making creative efforts belong to
The range of the utility model protection.
The embodiments of the present invention provide a kind of numerically-controlled machine tool of linear motor driving.
Fig. 1 and Fig. 2 are please referred to, the utility model provides a kind of numerically-controlled machine tool of linear motor driving, including rack 1, X-axis
Linear motor, Y-axis linear motor, Z axis linear motor, the column 3 being installed in rack 1, umbrella shape tool magazine 9 are installed on column 3
Crossbeam 4, be installed in the workbench 2 of 4 side of crossbeam being slidably connected with rack 1, be installed in 4 side of crossbeam and crossbeam 4 and slide
The X-axis slide 5 of connection is installed in the spindle box 6 being slidably connected on X-axis slide 5 with X-axis slide 5, the X-axis linear motor packet
The X-axis secondary 10 for being installed in 4 side of crossbeam is included, is installed on X-axis slide 5 and the secondary 10 corresponding X-axis primary 11 of X-axis, institute
Stating Z axis linear motor includes the Z axis primary 17 for being installed in 6 side of spindle box, is installed on X axis slide 5 and primary 17 phases of Z axis
Corresponding Z axis secondary 18, the Y-axis linear motor include the Y-axis secondary 13 for being installed in 1 top of rack, are installed on workbench 2
With the secondary 13 corresponding Y-axis primary 14 of Y-axis, the X-axis linear motor, Y-axis linear motor and the axis linear motor two sides Z dress
Equipped with the guide rail clamp 7 for emergency braking, Y-axis linear motor and Z axis linear motor both ends are provided with anticollision device, collision-prevention device 8.
It is installed with Y-axis slide 16 in the rack 1, Y-axis corresponding with Y axis slide 16 is installed on the workbench 2
Sliding rail 12, workbench 2 are slidably connected by Y-axis slide 16 with Y-axis sliding rail 12 with rack 1.
4 side of crossbeam is installed with X-axis slide rail corresponding with X-axis slide 5, and the spindle box 6 passes through X with crossbeam 4
Axis sliding rail is slidably connected with X-axis slide 5.
The guide rail clamp 7 is including spring base, the spring being installed in spring base, the cylinder connecting with spring transmission,
The spring one end is installed with wedge block.When lathe is powered, cylinder is by spring compression, the X-axis slide 5, spindle box 6 and work
Platform 2 can move freely, and when lathe power-off, cylinder can not compress spring, so that the wedge block of spring one end is in bullet
It is mobile under the action of spring screen resilience to compress X-axis slide 5, spindle box 6 and workbench 2, force X-axis slide 5, spindle box 6 and work
Movement of the platform 2 under inertia, prevents spindle box 6 from falling under the effect of gravity, avoids the report of lathe damage or processing part
It is useless, it avoids X-axis slide 5 and workbench 2 from colliding under effect of inertia with rack 1 and damages lathe.
The anticollision device, collision-prevention device 8 is elastic component, and the elastic component is preferably rubber, and elastic component plays buffering left and right, setting
So that X-axis slide 5, spindle box 6 and workbench 2 will not directly collide with rack 1, effective protection lathe is not damaged, and is prolonged
The long lathe service life.
In conclusion the utility model is effectively solved due to linear motor by setting guide rail clamp and anticollision device, collision-prevention device
There is no emergency braking function, X-axis secondary 10, Y-axis secondary 13 and Z axis secondary 18 continue to move under the action of inertia, lead to machine
The problem of bed or processing damage parts.
Above-described embodiment is the preferable embodiment of the utility model, but the embodiments of the present invention is not by above-mentioned
The limitation of embodiment, it is made under other any spiritual essence and principles without departing from the utility model to change, modify, replacing
In generation, simplifies combination, should be equivalent substitute mode, is included within the protection scope of the utility model.
Claims (6)
1. a kind of numerically-controlled machine tool of linear motor driving, including rack (1), X-axis linear motor, Y-axis linear motor, Z axis straight line
Motor, the column (3) being installed on rack (1), the crossbeam (4) being installed on column (3), be installed in crossbeam (4) side with
The workbench (2) that rack (1) is slidably connected, it is characterised in that: further include being installed in crossbeam (4) side and crossbeam (4) sliding company
The X-axis slide (5) connect is installed in the spindle box (6) being slidably connected on X-axis slide (5) with X-axis slide (5), the X-axis straight line
Motor includes the X-axis secondary (10) for being installed in crossbeam (4) side, is installed on X-axis slide (5) corresponding with X-axis secondary (10)
X-axis it is primary (11), the Z axis linear motor include be installed in spindle box (6) side Z axis it is primary (17), it is sliding to be installed in X-axis
Z axis corresponding with Z axis primary (17) is secondary (18) on seat (5), and the Y-axis linear motor includes being installed at the top of rack (1)
Y-axis it is secondary (13), it is primary (14) to be installed on workbench (2) Y-axis corresponding with Y-axis secondary (13), the X-axis straight-line electric
Machine, Y-axis linear motor and Z axis linear motor two sides are installed with the guide rail clamp (7) for emergency braking, the X-axis straight line
Motor, Y-axis linear motor and Z axis linear motor both ends are provided with anticollision device, collision-prevention device (8).
2. a kind of numerically-controlled machine tool of linear motor driving according to claim 1, it is characterised in that: on the rack (1)
It is installed with Y-axis slide (16), Y-axis sliding rail (12) corresponding with Y-axis slide (16) is installed on the workbench (2), work
Platform (2) is slidably connected by Y-axis slide (16) with Y-axis sliding rail (12) with rack (1).
3. a kind of numerically-controlled machine tool of linear motor driving according to claim 1, it is characterised in that: the crossbeam (4) one
Side is installed with X-axis slide rail corresponding with X-axis slide (5), and the spindle box (6) and crossbeam (4) are sliding by X-axis slide rail and X-axis
Seat (5) is slidably connected.
4. a kind of numerically-controlled machine tool of linear motor driving according to claim 1, it is characterised in that: the guide rail clamp
It (7) include spring base, the spring being installed in spring base, the cylinder connecting with spring transmission, the spring one end is installed with wedge
Shape block.
5. a kind of numerically-controlled machine tool of linear motor driving according to claim 1, it is characterised in that: the anticollision device, collision-prevention device is
Elastic component.
6. a kind of numerically-controlled machine tool of linear motor driving according to claim 1, it is characterised in that: the workbench (2)
On be also installed with umbrella shape tool magazine (9).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821307411.5U CN208880268U (en) | 2018-08-14 | 2018-08-14 | A kind of numerically-controlled machine tool of linear motor driving |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821307411.5U CN208880268U (en) | 2018-08-14 | 2018-08-14 | A kind of numerically-controlled machine tool of linear motor driving |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN208880268U true CN208880268U (en) | 2019-05-21 |
Family
ID=66508713
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201821307411.5U Active CN208880268U (en) | 2018-08-14 | 2018-08-14 | A kind of numerically-controlled machine tool of linear motor driving |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN208880268U (en) |
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2018
- 2018-08-14 CN CN201821307411.5U patent/CN208880268U/en active Active
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