CN106624979A - High-speed Z-axis machining device and machine tool including same - Google Patents
High-speed Z-axis machining device and machine tool including same Download PDFInfo
- Publication number
- CN106624979A CN106624979A CN201610997023.3A CN201610997023A CN106624979A CN 106624979 A CN106624979 A CN 106624979A CN 201610997023 A CN201610997023 A CN 201610997023A CN 106624979 A CN106624979 A CN 106624979A
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- axis
- high speed
- plant
- processing unit
- spindle box
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Classifications
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23Q—DETAILS, 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
- B23Q11/00—Accessories fitted to machine tools for keeping tools or parts of the machine in good working condition or for cooling work; Safety devices specially combined with or arranged in, or specially adapted for use in connection with, machine tools
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23Q—DETAILS, 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
- B23Q5/00—Driving or feeding mechanisms; Control arrangements therefor
- B23Q5/22—Feeding members carrying tools or work
- B23Q5/34—Feeding other members supporting tools or work, e.g. saddles, tool-slides, through mechanical transmission
- B23Q5/38—Feeding other members supporting tools or work, e.g. saddles, tool-slides, through mechanical transmission feeding continuously
- B23Q5/40—Feeding other members supporting tools or work, e.g. saddles, tool-slides, through mechanical transmission feeding continuously by feed shaft, e.g. lead screw
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B44—DECORATIVE ARTS
- B44B—MACHINES, APPARATUS OR TOOLS FOR ARTISTIC WORK, e.g. FOR SCULPTURING, GUILLOCHING, CARVING, BRANDING, INLAYING
- B44B1/00—Artist's machines or apparatus equipped with tools or work holders moving or able to be controlled three-dimensionally for making single sculptures or models
- B44B1/06—Accessories
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- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Machine Tool Units (AREA)
Abstract
The invention discloses a high-speed Z-axis machining device and a machine tool including the same. The high-speed Z-axis machining device comprises a fixing part, a Z-axis part and a balance cylinder. The fixing part is provided with a through hole from top to bottom. The Z-axis part penetrates through the through hole and is slidably arranged on the fixing part. Two Z-axis linear motors are separately arranged between the two sides of the Z-axis part and the fixing part. The mobile end of the balance cylinder is connected to the top of the Z-axis part. The machine tool comprises the high-speed Z-axis machining device. According to the high-speed Z-axis machining device and the machine tool including the same, the double linear motors are adopted for double drive, and the drive force is larger; by adoption of a non-contact structure, no friction is generated, the structure has no abrasion, the service life is long, the precision retentivity is good, and long-term operation is table; and meanwhile, a gravity center drive effect is achieved, so that no inertia moment is generated during high-speed movement, and high positioning precision and responsivity and high-precision machining are achieved.
Description
Technical field
The present invention relates to a kind of high speed z-axis processing unit (plant) and the lathe comprising it.
Background technology
In the lathe of currently available technology, Z axis motion during use, due to driving force and self gravitation
Effect is lower to produce moment of inertia, and inertia can be produced in high-speed motion to be caused to shake, and causes positioning precision poor, response compared with
Difference, affects crudy.
The content of the invention
The technical problem to be solved in the present invention is that, in order to overcome positioning precision of the prior art poor, the poor grade of response lacks
Fall into, there is provided a kind of high speed z-axis processing unit (plant) and the lathe comprising it.
The present invention is to solve above-mentioned technical problem by following technical proposals：
A kind of high speed z-axis processing unit (plant), its feature is that it includes a standing part, a Z axis part, a Balance Air
Cylinder, the standing part is provided with from top to bottom a perforation, and the Z axis partially pass through the perforation, and the Z axis part is slidedly arranged on
The standing part, the both sides of the Z axis part are provided with a Z axis linear electric motors, the balance between the standing part
The movable end of cylinder is connected to the top of the Z axis part.
In this programme, the Z axis linear electric motors that are respectively provided on two sides with of Z axis part carry out Dual Drive, and driving force is bigger, can produce
The double acceleration of life and bigger translational speed.
In addition, the equilibrant force of driving force, gravity and balance cylinder is completely superposed, realize that center of gravity drives effect, mechanism kinematic
Shake will not be produced so that high speed z-axis processing unit (plant) will not produce moment of inertia in high-speed motion, realize positioning precision it is high,
Response is good and high accuracy is processed.
It is preferred that the standing part includes a base plate, a left plate, a front side board, a right plate, the base plate
Two ends are connected to the left plate and the right plate, and the two ends of the front side board are connected to the left plate and institute
State and the perforation is formed between right plate, and the base plate, the left plate, the front side board, the right plate.
In this programme, using said structure form, standing part is symmetrical set, and can greatly balance hot change
Shape, reduces the mismachining tolerance that thermal deformation is produced.
It is preferred that the Z axis part includes a main spindle box, a main shaft, the main shaft is connected to the bottom of the main spindle box
Portion；
The main spindle box is shaped as tetragonal body, and the perforation is shaped as rectangular cavities, and the main spindle box is through described
Perforation, the movable end of the balance cylinder is connected to the top surface middle part of the main spindle box.
In this programme, using said structure form so that the full symmetric setting of structure of high speed z-axis processing unit (plant), protect
Card will not produced under high-speed motion and shaken caused by inertia, and balances thermal deformation, reduce the mismachining tolerance that thermal deformation is produced, real
Now high accuracy is processed.
In addition, main shaft not only Milling Process, can also install lathe tool so that high speed z-axis processing unit (plant) can apply to carving
In other gantry structures such as milling machine, high ray machine, graphite processing machine, finishing machine or ox head structure.
It is preferred that the both sides of the main spindle box are equipped with guide rail, the left plate and the right plate are equipped with slide block, institute
State slide block and be slidedly arranged on the guide rail.
In this programme, using said structure form, simple structure, low production cost, in sliding process stability it is high and
Resistance is little, and energy consumption is low.
It is preferred that each Z axis linear electric motors include a z axis circle, a Z axis magnetic sheet, two Z axis magnetic sheets
The both sides of the main spindle box are respectively arranged at, two z axis circles are respectively arranged at the left plate and the right plate.
In this programme, using said structure form so that when Z-direction is moved, positioning precision is high, response is fast, can be real
Existing high speed high acceleration moving.And using contactless structure, stablize can high speed z-axis processing unit (plant) longtime running, precision keeps
Property is good.
It is preferred that the z axis circle is 0.5mm～1mm with the spacing of the Z axis magnetic sheet.
It is preferred that the balance cylinder includes a cylinder rod, a cylinder body, an air cylinder support, the air cylinder support is connected to
The cylinder body, one end of the cylinder rod is connected to the top of the main spindle box, and the other end appearance of the cylinder rod stretches in the cylinder body.
In this programme, using said structure form, simple structure, it is easy to install and safeguard.
It is preferred that the high speed z-axis processing unit (plant) also includes a drag chain, one end of the drag chain is connected to the cylinder
Support, the other end of the drag chain is connected to main spindle box, and the cable of the main shaft is through in the drag chain.
In this programme, using said structure form, cable is played a protective role, prevent cable from being pullled and scratch.
It is preferred that the high speed z-axis processing unit (plant) includes a grating scale, a read head, the grating scale is connected to institute
Z axis part is stated, the read head is connected to the standing part.
In this programme, feedback control is done using the grating scale, used cooperatively with z axis circle and Z axis magnetic sheet, realized complete
Closed-loop control so that the positioning precision high response speed of high speed z-axis processing unit (plant) is fast.
A kind of lathe, its feature is that it includes high speed z-axis processing unit (plant) as above.
On the basis of common sense in the field is met, above-mentioned each optimum condition can be combined, and obtain final product each preferable reality of the present invention
Example.
The present invention positive effect be：
The high speed z-axis processing unit (plant) and the lathe comprising it of the present invention, using dual linear motor Dual Drive, driving force are carried out
It is bigger, and the contactless structure of linear electric motors, friction will not be produced, without abrasion, life-span length precision stability is good, for a long time for structure
It is stable.Meanwhile, the active force of balance cylinder, the gravity of Z axis, motor driving force, the active force of external drag are all weighed completely
Close, realize that center of gravity drives effect, mechanism kinematic not to produce shake so that high speed z-axis processing unit (plant) will not in high-speed motion
Moment of inertia is produced, realizes that positioning precision is high, response is good and high accuracy is processed.
Description of the drawings
Fig. 1 is the main structure diagram of the high speed z-axis processing unit (plant) of present pre-ferred embodiments.
Fig. 2 is the overlooking the structure diagram of the high speed z-axis processing unit (plant) of present pre-ferred embodiments.
Fig. 3 is the dimensional structure diagram of the high speed z-axis processing unit (plant) of present pre-ferred embodiments.
Description of reference numerals：
Standing part 1, base plate 11, left plate 12, front side board 13, right plate 14
Z axis part 2, main spindle box 21, main shaft 22, Z axis magnetic sheet 23, z axis circle 24
Guide rail 25, slide block 26
Balance cylinder 3, cylinder rod 31, air cylinder support 32, cylinder body 33
Drag chain 4
Grating scale 5
Read head 6
Specific embodiment
Below by embodiment mode and combine accompanying drawing becoming apparent from intactly illustrating the present invention, but therefore incite somebody to action this
Invention is limited among described scope of embodiments.
The lathe of the present invention, it includes a high speed z-axis processing unit (plant), and as shown in Figure 1, Figure 2 and Figure 3, the high speed z-axis add
Frock is put, and includes standing part 1, Z axis part 2, balance cylinder 3, and standing part 1 is fixedly connected on lathe, standing part 1
Perforation is provided with from top to bottom, and Z axis part 2 is through the perforation, and Z axis part 2 is slidedly arranged on standing part 1, and Z axis part can about 2
To slide, so as to realize the movement of Z-direction.The both sides of Z axis part 2 are provided with Z axis linear electric motors between standing part 1,
Dual Drive is carried out by the Z axis linear electric motors that are respectively provided on two sides with of Z axis part 2, driving force is bigger, double acceleration can be produced
Bigger translational speed.Meanwhile, the contactless structure of linear electric motors allows Z axis part 2 and the noncontact of standing part 1, and its
He compares type of drive, will not produce friction, and, without abrasion, life-span length precision stability is good, and longtime running is stable for structure.
The movable end of balance cylinder 3 is connected to the top of Z axis part 2.Driving force, the Z axis part 2 of Z axis linear electric motors is certainly
The equilibrant force that the gravity of body, the active force of external drag and balance cylinder 3 are provided is completely superposed, and realizes that center of gravity drives effect, machine
Structure motion will not produce shake so that high speed z-axis processing unit (plant) will not produce moment of inertia in high-speed motion, realize positioning accurate
Degree is high, response is good and high accuracy is processed.
Standing part 1 can include base plate 11, left plate 12, front side board 13, right plate 14, the two ends difference of base plate 11
It is connected to left plate 12 and right plate 14, the two ends of front side board 13 are connected to left plate 12 and right plate 14, and base plate 11,
Above-mentioned perforation is formed between left plate 12, front side board 13, right plate 14.Wherein, base plate 11 has two row's screw holes, for installing
On lathe.Standing part 1 becomes a symmetrical shape, can greatly balance thermal deformation, reduces thermal deformation and produces
Mismachining tolerance.And install easy to connect.
Z axis part 2 can include main spindle box 21, main shaft 22, main spindle box 21 is shaped as tetragonal body, and perforation is shaped as
Rectangular cavities, main spindle box 21 passes through the movable end of the rectangular cavities, balance cylinder 3 to be connected to the top surface middle part of main spindle box 21.Make
The full symmetric setting of structure of high speed z-axis processing unit (plant) is obtained, easily realizes between driving force, gravity and equilibrant force it being to be completely superposed,
Ensureing to be produced under high-speed motion shake caused by inertia, and balances thermal deformation, reduce the mismachining tolerance that thermal deformation is produced.
Realize that high accuracy is processed.
Main shaft 22 is connected to the bottom of main spindle box 21.Main shaft 22 not only can Milling Process, lathe tool can also be installed so that
High speed z-axis processing unit (plant) can apply to other gantry structures such as carving and milling machine, high ray machine, graphite processing machine, finishing machine or
In the lathe of person's ox head structure.
As shown in Fig. 2 the both sides of main spindle box 21 can be provided with guide rail 25, left plate 12 and right plate 14 can be provided with
Slide block 26, slide block 26 is slidedly arranged on guide rail 25, so as to realize that Z axis part 2 is slidedly arranged on standing part 1.Simple structure, production cost
Low, stability is high and resistance is little in sliding process, and energy consumption is low.
Two Z axis linear electric motors may each comprise z axis circle 24, Z axis magnetic sheet 23, and Z axis magnetic sheet 23 is respectively arranged at master
The both sides of axle box 21, two z axis circles 24 are respectively arranged on left plate 12 and right plate 14.Using contactless structure, energy
Stablize high speed z-axis processing unit (plant) longtime running, precision stability is good.Preferably, between z axis circle 24 and Z axis magnetic sheet 23
Spacing is 0.5-1mm so that preferably powered motion.
High speed z-axis processing unit (plant) can include grating scale 5, read head 6, and grating scale 5 is connected to Z axis part 2, read head
6 are connected to standing part 1.Feedback control is done using grating scale 5, is used cooperatively with z axis circle 24 and Z axis magnetic sheet 23, realized complete
Closed-loop control so that the positioning precision high response speed of high speed z-axis processing unit (plant) is fast.
As shown in figure 3, balance cylinder 3 can include cylinder rod 31, cylinder body 33, air cylinder support 32, the one of air cylinder support 32
End is connected to cylinder body 33, and the other end of air cylinder support 32 is connected on lathe, and air cylinder support 32 is also solid relative to standing part 1
Fixed motionless, one end of cylinder rod 31 is connected to the top of main spindle box 21, and the other end of cylinder rod 31 holds and stretches in cylinder body 33, and cylinder rod 31 can be with
As Z axis part 2 moves up and down.Simple structure, it is easy to install and safeguard.
High speed z-axis processing unit (plant) can also include drag chain 4, and one end of drag chain 4 is connected to air cylinder support 32, drag chain 4
The other end is connected to main spindle box 21, and the cable of main shaft 22 is through in drag chain 4.Drag chain 4 plays a protective role to cable, prevents cable
Pullled and scratch.
Although the specific embodiment of the present invention is the foregoing described, it will be appreciated by those of skill in the art that this is only
It is to illustrate, protection scope of the present invention is defined by the appended claims.Those skilled in the art without departing substantially from
On the premise of the principle and essence of the present invention, various changes or modifications can be made to these embodiments, but these changes and
Modification each falls within protection scope of the present invention.
Claims (10)
1. a kind of high speed z-axis processing unit (plant), it is characterised in that it includes a standing part, a Z axis part, a balance cylinder,
The standing part is provided with from top to bottom a perforation, and the Z axis partially pass through the perforation, and the Z axis part is slidedly arranged on institute
Standing part is stated, the both sides of the Z axis part are provided with a Z axis linear electric motors, the Balance Air between the standing part
The movable end of cylinder is connected to the top of the Z axis part.
2. high speed z-axis process equipment as claimed in claim 1, it is characterised in that the standing part include a base plate, one
Left plate, a front side board, a right plate, the two ends of the base plate are connected to the left plate and the right plate, described
The two ends of front side board are connected to the left plate and the right plate, and the base plate, the left plate, the front side
The perforation is formed between plate, the right plate.
3. high speed z-axis processing unit (plant) as claimed in claim 2, it is characterised in that the Z axis part include a main spindle box,
One main shaft, the main shaft is connected to the bottom of the main spindle box；
The main spindle box is shaped as tetragonal body, and the perforation is shaped as rectangular cavities, and the main spindle box passes through the perforation,
The movable end of the balance cylinder is connected to the top surface middle part of the main spindle box.
4. high speed z-axis processing unit (plant) as claimed in claim 3, it is characterised in that the both sides of the main spindle box are equipped with guide rail,
The left plate and the right plate are equipped with slide block, and the slide block is slidedly arranged on the guide rail.
5. high speed z-axis processing unit (plant) as claimed in claim 3, it is characterised in that each Z axis linear electric motors are included
One z axis circle, a Z axis magnetic sheet, two Z axis magnetic sheets are respectively arranged at the both sides of the main spindle box, two z axis circles
It is respectively arranged at the left plate and the right plate.
6. high speed z-axis processing unit (plant) as claimed in claim 5, it is characterised in that the z axis circle and the Z axis magnetic sheet
Spacing is 0.5mm～1mm.
7. high speed z-axis processing unit (plant) as claimed in claim 3, it is characterised in that the balance cylinder include a cylinder rod, one
Cylinder body, an air cylinder support, the air cylinder support is connected to the cylinder body, and one end of the cylinder rod is connected to the top of the main spindle box
Portion, the other end appearance of the cylinder rod stretches in the cylinder body.
8. high speed z-axis processing unit (plant) as claimed in claim 7, it is characterised in that the high speed z-axis processing unit (plant) is also included
One drag chain, one end of the drag chain is connected to the air cylinder support, and the other end of the drag chain is connected to the main spindle box, described
The cable of main shaft is through in the drag chain.
9. high speed z-axis processing unit (plant) as claimed in claim 1, it is characterised in that the high speed z-axis processing unit (plant) includes
Grating scale, a read head, the grating scale is connected to the Z axis part, and the read head is connected to the standing part.
10. a kind of lathe, it is characterised in that it includes high speed z-axis as claimed in any one of claims 1-9 wherein plus frock
Put.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610997023.3A CN106624979A (en) | 2016-11-11 | 2016-11-11 | High-speed Z-axis machining device and machine tool including same |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610997023.3A CN106624979A (en) | 2016-11-11 | 2016-11-11 | High-speed Z-axis machining device and machine tool including same |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN106624979A true CN106624979A (en) | 2017-05-10 |
Family
ID=58806228
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201610997023.3A Pending CN106624979A (en) | 2016-11-11 | 2016-11-11 | High-speed Z-axis machining device and machine tool including same |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN106624979A (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107322318A (en) * | 2017-07-04 | 2017-11-07 | 苏州博众精工科技有限公司 | A kind of anti-jamming Z axis bascule |
| CN108817486A (en) * | 2018-07-03 | 2018-11-16 | 东莞市永嘉成自动化设备有限公司 | A kind of more main shaft carving and milling machines |
| CN114035490A (en) * | 2021-11-04 | 2022-02-11 | 苏州天准科技股份有限公司 | Driving and control shaft device and balance control method thereof |
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| CN103009072A (en) * | 2012-12-12 | 2013-04-03 | 南通福通机床有限公司 | Gantry moving milling-boring machine integrating direct-drive motor sliding platform supporting and self locking |
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| CN206200651U (en) * | 2016-11-11 | 2017-05-31 | 上海铼钠克数控科技股份有限公司 | High speed z-axis processing unit (plant) and the lathe comprising it |
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| JP3818782B2 (en) * | 1998-10-23 | 2006-09-06 | 株式会社牧野フライス製作所 | Balance device for moving objects in machine tools |
| CN102328234A (en) * | 2011-08-04 | 2012-01-25 | 四川欧曼机械有限公司 | Novel multiaxis machining machine |
| CN202622479U (en) * | 2012-06-15 | 2012-12-26 | 宁波市凯博数控机械有限公司 | Numerically-controlled engraving and milling machine tool with linear motors |
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107322318A (en) * | 2017-07-04 | 2017-11-07 | 苏州博众精工科技有限公司 | A kind of anti-jamming Z axis bascule |
| CN107322318B (en) * | 2017-07-04 | 2019-08-20 | 博众精工科技股份有限公司 | A kind of anti-jamming Z axis balancing device |
| CN108817486A (en) * | 2018-07-03 | 2018-11-16 | 东莞市永嘉成自动化设备有限公司 | A kind of more main shaft carving and milling machines |
| CN114035490A (en) * | 2021-11-04 | 2022-02-11 | 苏州天准科技股份有限公司 | Driving and control shaft device and balance control method thereof |
| CN114035490B (en) * | 2021-11-04 | 2022-07-22 | 苏州天准科技股份有限公司 | Driving and control shaft device and balance control method thereof |
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Application publication date: 20170510 |
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| RJ01 | Rejection of invention patent application after publication |