CN108705105A - A kind of vertical spindle processing unit (plant) - Google Patents
A kind of vertical spindle processing unit (plant) Download PDFInfo
- Publication number
- CN108705105A CN108705105A CN201810541597.9A CN201810541597A CN108705105A CN 108705105 A CN108705105 A CN 108705105A CN 201810541597 A CN201810541597 A CN 201810541597A CN 108705105 A CN108705105 A CN 108705105A
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- Prior art keywords
- spindle processing
- processing component
- spindle
- plant
- weight
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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
- B23Q1/00—Members which are comprised in the general build-up of a form of machine, particularly relatively large fixed members
- B23Q1/70—Stationary or movable members for carrying working-spindles for attachment of tools or work
-
- 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
- B23Q23/00—Arrangements for compensating for irregularities or wear, e.g. of ways, of setting mechanisms
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- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Machine Tool Units (AREA)
Abstract
The present invention relates to Precision Manufacturing Technology fields, more particularly to a kind of vertical spindle processing unit (plant), including spindle processing component, column and hysteresis torque compensation structure, spindle processing component is set on column and can vertically move, hysteresis torque compensation structure includes clump weight, weight belt and the first fixed pulley, first fixed pulley is set to the top of column, and weight belt one end is fixed on spindle processing component, and the weight belt other end connect around the first fixed pulley with clump weight.The spindle processing component of the present invention is connect with column, and along the vertical up and down motion of column, realize the zero load of spindle processing component and the operation of machining state, clump weight is fastenedly connected to form hysteresis torque compensation structure by weight belt and spindle processing component, when spindle processing component movement, coordinate the first fixed pulley to drive clump weight associated movement by weight belt, the hysteresis torque compensation of spindle processing component is realized with this, improves the operating accuracy and stability of spindle processing component.
Description
Technical field
The present invention relates to Precision Manufacturing Technology field more particularly to a kind of vertical spindle processing unit (plant)s.
Background technology
Precision machine tool is the key that equipment manufacture manufacture machine tool, is related to key link and base that equipment manufacturing production connects
Plinth strength, however, the structure precision design and precision holding of these precision machine tools are the core problems of precision machine tool manufacture, how
Realize to convenient and efficient that the precision stability of precision machine tool is designed to urgent content, currently used precision machine tool structure design
Method is concentrated mainly on the methods of static high rigidity design, center of gravity driving and structure lightened design, and obtains extensively
Using, but these modes still have the following problems：
(1) it is directed to different machine tool structure series, traditional structure precision optimization design cannot effectively solve machine tool accuracy
Stability problem.
(2) the cantilevereds machine tool structures such as vertical machining centre are directed to, effectively precision is difficult to realize and improves and high rigidity knot
Structure precision optimizing designs.
Invention content
(1) technical problems to be solved
The technical problem to be solved by the present invention is to solve existing machine tool accuracy structure cannot effectively, easily ensure it is vertical
The problem of precision stability of machining center.
(2) technical solution
In order to solve the above technical problem, the present invention provides a kind of vertical spindle processing unit (plant)s, including spindle processing group
Part, column and hysteresis torque compensation structure, the spindle processing component are set on the column and can vertically move,
The hysteresis torque compensation structure includes clump weight, weight belt and the first fixed pulley, and first fixed pulley is set to described vertical
The top of column, described weight belt one end are fixed on the spindle processing component, and the other end bypasses first fixed pulley and institute
State clump weight connection.
Wherein, the center of gravity weight of the weight belt and the tie point and the spindle processing component of the spindle processing component
It closes.
Wherein, the clump weight vertically moves under the drive of the spindle processing component.
Wherein, guide rail is vertically equipped on the column, the spindle processing component connect with the guide rail and can
It is moved along the guide rail.
Wherein, the spindle processing component includes spindle box and main shaft, and the main shaft is connect with the spindle box, and described
The lower surface of main shaft is equipped with cutter, and the weight belt is connect with the spindle box.
Wherein, the hysteresis torque equilibrium equation of the spindle processing component is ML in the unloaded state1+GΔH1=GL1；Institute
The hysteresis torque equilibrium equation for stating spindle processing component is ML under machining state1+FLF+GΔH1=GL1；Wherein, M is described
The weight of clump weight, L1For the spindle processing component center of gravity to the guide rail vertical range, G be the spindle processing group
The gravity of part, Δ H1It is compensated for the torque morpheme of the spindle processing component, F is the variation cutting force suffered by the cutter, LFFor
The cutting force that changes is to the vertical range of the guide rail.
Wherein, the hysteresis torque compensation component further includes the second fixed pulley, and second fixed pulley is set to the master
On axle box, the weight belt is connect with second fixed pulley with the spindle box around first fixed pulley successively.
Wherein, further include pedestal, the column is set on the pedestal, and the base upper surface, which is equipped with, places workpiece
Platform.
Wherein, the both sides of the spindle box respectively with two counterweight band connections, and tie point be add with the main shaft
The position that the center of gravity of work component overlaps in the horizontal direction.
(3) advantageous effect
The above-mentioned technical proposal of the present invention has the following advantages that：The vertical spindle processing unit (plant) of the present invention, spindle processing group
Part is connect with column, and along the vertical up and down motion of column, realizes zero load and the fortune of machining state of spindle processing component
Row, clump weight is fastenedly connected to form hysteresis torque compensation structure by weight belt and spindle processing component, when spindle processing component
When movement, coordinates the first fixed pulley to drive clump weight associated movement by weight belt, the hysteresis of spindle processing component is realized with this
Torque compensation reduces the deformational displacement of spindle processing component, improves the operating accuracy and stability of spindle processing component.It solves
The structure of control accuracy cannot effectively, easily ensure asking for the precision stability of vertical machining centre on existing machine tool
Topic.
In addition to it is described above present invention solves the technical problem that, constitute technical solution technical characteristic and have this
Except advantage caused by the technical characteristic of a little technical solutions, what other technical characteristics of the invention and these technical characteristics were brought
Advantage will be further illustrated in conjunction with attached drawing.
Description of the drawings
Fig. 1 is the front view of vertical spindle of embodiment of the present invention processing unit (plant) in the unloaded state；
Fig. 2 is the side view of vertical spindle of embodiment of the present invention processing unit (plant) in the unloaded state；
Fig. 3 is front view of vertical spindle of the embodiment of the present invention processing unit (plant) under cutting state；
Fig. 4 is side view of vertical spindle of the embodiment of the present invention processing unit (plant) under cutting state.
In figure：1：Spindle processing component；2：Column；3：Hysteresis torque compensation structure；4：Center of gravity；5：Cutter；6：Pedestal；7：
Platform；8：Workpiece；11：Spindle box；12：Main shaft；21：Guide rail；31：Clump weight；32：Weight belt；33：First fixed pulley；34：The
Two fixed pulleys.
Specific implementation mode
In order to make the object, technical scheme and advantages of the embodiment of the invention clearer, below in conjunction with the embodiment of the present invention
In attached drawing, technical scheme in the embodiment of the invention is clearly and completely described, it is clear that described embodiment is
A part of the embodiment of the present invention, instead of all the embodiments.Based on the embodiments of the present invention, ordinary skill people
The every other embodiment that member is obtained without making creative work, shall fall within the protection scope of the present invention.
In the description of the present invention, it should be noted that unless otherwise clearly defined and limited, term " installation ", " phase
Even ", " connection " shall be understood in a broad sense, for example, it may be being fixedly connected, may be a detachable connection, or be integrally connected；It can
Can also be electrical connection to be mechanical connection；It can be directly connected, can also indirectly connected through an intermediary, Ke Yishi
Connection inside two elements.For the ordinary skill in the art, above-mentioned term can be understood at this with concrete condition
Concrete meaning in invention.
In addition, in the description of the present invention, unless otherwise indicated, " multiple ", " more ", " multigroup " be meant that two or
Two or more, " several ", " several ", " several groups " are meant that one or more.
As depicted in figs. 1 and 2, vertical spindle processing unit (plant) provided in an embodiment of the present invention, including spindle processing component 1,
Column 2 and hysteresis torque compensation structure 3, spindle processing component 1 are set on column 2 and can vertically move, hysteresis power
Square collocation structure 3 includes clump weight 31, weight belt 32 and the first fixed pulley 33, and the first fixed pulley 33 is set to the top of column 2,
31 one end of weight belt is fixed on spindle processing component 1, and 31 other end of weight belt connects around the first fixed pulley 33 with clump weight 31
It connects.
The vertical spindle processing unit (plant) of the present invention, spindle processing component are connect with column, and along the vertical fortune up and down of column
It is dynamic, realize that the zero load of spindle processing component and the operation of machining state, clump weight pass through weight belt and spindle processing component
It is fastenedly connected to form hysteresis torque compensation structure, when spindle processing component movement, the first fixed pulley band is coordinated by weight belt
Dynamic clump weight associated movement, the hysteresis torque compensation of spindle processing component is realized with this, reduces the deformation position of spindle processing component
It moves, improves the operating accuracy and stability of spindle processing component.Solves the structure of control accuracy on existing machine tool not
The problem of capable of effectively, easily ensureing the precision stability of vertical machining centre.
Wherein, weight belt 32 is overlapped with the tie point of spindle processing component 1 with the center of gravity 4 of spindle processing component 1.Wherein,
Clump weight 31 vertically moves under the drive of spindle processing component 1.The direction of motion and clump weight of spindle processing component
The direction of motion is consistent, each along the vertical direction where the center of gravity of spindle processing component, and the center of gravity of spindle processing component with
The position that breeding band is fastened on spindle processing component overlaps, and improves efficient hysteresis power in the operational process of spindle box processing assembly
The effect of square accuracy compensation.
Wherein, guide rail 21 is vertically equipped on column 2, spindle processing component 1 connect with guide rail 21 and can be along guide rail
21 movements.Wherein, spindle processing component 1 includes spindle box 11 and main shaft 12, and main shaft 12 is connect with spindle box 11, and main shaft 12
Lower surface is equipped with cutter 5, and weight belt 32 is connect with spindle box 11.Spindle box can be moved along the upright guide rail on column, spindle box
Main shaft is arranged in lower part, and cutter is fastenedly connected with main shaft, realizes direct effect of the cutting force to spindle box.
Wherein, as shown in Figure 3 and Figure 4, the hysteresis torque equilibrium equation of spindle processing component 1 is ML in the unloaded state1+
GΔH1=GL1；The hysteresis torque equilibrium equation of spindle processing component 1 is ML under machining state1+FLF+GΔH1=GL1；Its
In, M is the weight of clump weight 31, L1For main shaft processing assembly 1 center of gravity 4 to guide rail 21 vertical range, G be spindle processing group
The gravity of part 1, Δ H1It is compensated for the torque morpheme of main shaft processing assembly 1, F is the variation cutting force suffered by cutter 5, LFTo change
Cutting force to guide rail 21 vertical range.Due to hysteresis torque ML1Always constant, it, can be preferably under the driving effect of center of gravity
Realize resistance to shock and the stable accuracy compensation of spindle processing assembly operating；And under machining state, cutting force F is changed
Caused by spindle processing component torque morpheme compensation Δ H1In LFGSubrange in change, LFGFor the variation cutting suffered by cutter
The vertical range of vertical direction, reduces the spindle processing component before hysteresis torque compensation where power to spindle processing component center of gravity
Global displacement changes.The cutting force F that cutter and workpiece generate is much smaller than spindle processing component gravity G and clump weight weight M.
Wherein, hysteresis torque compensation component 3 further includes the second fixed pulley 34, and the second fixed pulley 34 is set to spindle box 11
On, weight belt 32 connect around the first fixed pulley 33 with the second fixed pulley 34 with spindle box 11 successively.Counterweight band connection clump weight
Afterwards, it bypasses the first fixed pulley successively and the second fixed pulley is connect with spindle box again, on the one hand ensure that breeding band drives clump weight fortune
On the other hand smoothness and stabilization when dynamic ensure the breeding band of the position of centre of gravity connection on spindle box in shape straight up
State.
Wherein, vertical spindle processing unit (plant) of the present invention further includes pedestal 6, and column 2 is set on pedestal 6,6 upper surface of pedestal
Equipped with the platform 7 for placing workpiece 8.Workpiece is fastenedly connected with platform, and platform and column are fastenedly connected with pedestal, and pedestal is fastened on
Ground.
Wherein, the both sides of spindle box 11 are connect with two weight belts 32 respectively, and tie point is and spindle processing component 1
The position that center of gravity 4 overlaps in the horizontal direction.Two weight belts point are connected by spindle box both sides, keep tension balanced.
In conclusion the vertical spindle processing unit (plant) of the present invention, spindle processing component are connect with column, and along the perpendicular of column
To up and down motion, realize that the zero load of spindle processing component and the operation of machining state, clump weight pass through weight belt and main shaft
Processing assembly is fastenedly connected to form hysteresis torque compensation structure, when spindle processing component movement, coordinates first by weight belt
Fixed pulley drives clump weight associated movement, and the hysteresis torque compensation of spindle processing component is realized with this, reduces spindle processing component
Deformational displacement, improve spindle processing component operating accuracy and stability.Solves control accuracy on existing machine tool
Structure the problem of cannot effectively, easily ensureing the precision stability of vertical machining centre.
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
Present invention has been described in detail with reference to the aforementioned embodiments, it will be understood by those of ordinary skill in the art that：It still may be used
With technical scheme described in the above embodiments is modified or equivalent replacement of some of the technical features；
And these modifications or replacements, 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 vertical spindle processing unit (plant), it is characterised in that：Including spindle processing component, column and hysteresis torque compensation knot
Structure, the spindle processing component are set on the column and can vertically move, the hysteresis torque compensation structure packet
Clump weight, weight belt and the first fixed pulley are included, first fixed pulley is set to the top of the column, described weight belt one end
It is fixed on the spindle processing component, the other end connect around first fixed pulley with the clump weight.
2. vertical spindle processing unit (plant) according to claim 1, it is characterised in that：The weight belt and the spindle processing
The tie point of component is overlapped with the center of gravity of the spindle processing component.
3. vertical spindle processing unit (plant) according to claim 2, it is characterised in that：The clump weight is in the spindle processing
It is vertically moved under the drive of component.
4. vertical spindle processing unit (plant) according to claim 1, it is characterised in that：It is vertically equipped on the column
Guide rail, the spindle processing component connect with the guide rail and can be moved along the guide rail.
5. vertical spindle processing unit (plant) according to claim 4, it is characterised in that：The spindle processing component includes main shaft
Case and main shaft, the main shaft are connect with the spindle box, and the lower surface of the main shaft be equipped with cutter, the weight belt with it is described
Spindle box connects.
6. vertical spindle processing unit (plant) according to claim 5, it is characterised in that：The hysteresis power of the spindle processing component
Square equilibrium equation is ML in the unloaded state1+GΔH1=GL1；The hysteresis torque equilibrium equation of the spindle processing component is adding
It is ML under work state1+FLF+GΔH1=GL1；Wherein, M is the weight of the clump weight, L1For the weight of the spindle processing component
For the heart to the vertical range of the guide rail, G is the gravity of the spindle processing component, Δ H1For the torque of the spindle processing component
Morpheme compensates, and F is the variation cutting force suffered by the cutter, LFFor the vertical range of the variation cutting force to the guide rail.
7. vertical spindle processing unit (plant) according to claim 5, it is characterised in that：The hysteresis torque compensation component also wraps
The second fixed pulley is included, second fixed pulley is set on the spindle box, and it is fixed sliding that the weight belt bypasses described first successively
Wheel is connect with second fixed pulley with the spindle box.
8. vertical spindle processing unit (plant) according to claim 1, it is characterised in that：Further include pedestal, the column setting
In on the pedestal, the base upper surface is equipped with the platform for placing workpiece.
9. vertical spindle processing unit (plant) according to claim 5, it is characterised in that：The both sides of the spindle box are respectively with two
Counterweight band connection described in root, and tie point is the position overlapped in the horizontal direction with the center of gravity of the spindle processing component.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810541597.9A CN108705105A (en) | 2018-05-30 | 2018-05-30 | A kind of vertical spindle processing unit (plant) |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810541597.9A CN108705105A (en) | 2018-05-30 | 2018-05-30 | A kind of vertical spindle processing unit (plant) |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN108705105A true CN108705105A (en) | 2018-10-26 |
Family
ID=63870912
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201810541597.9A Pending CN108705105A (en) | 2018-05-30 | 2018-05-30 | A kind of vertical spindle processing unit (plant) |
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| Country | Link |
|---|---|
| CN (1) | CN108705105A (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110031151A (en) * | 2019-05-27 | 2019-07-19 | 软控股份有限公司 | A kind of upper wheel rim drive device of dynamic balance test machine |
| CN110369591A (en) * | 2019-08-09 | 2019-10-25 | 福建成功机床有限公司 | A kind of adaptive corner-moving adjustment special equipment of aviation part multiaxis |
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| CN2250852Y (en) * | 1996-03-18 | 1997-04-02 | 丛者彬 | Combining inserting vibration shaper for heavy calibre cement pipe |
| CN202411464U (en) * | 2012-01-17 | 2012-09-05 | 宜昌江峡船用机械有限责任公司 | Horizontal boring milling machine with headstock gravity center compensation system |
| CN203557197U (en) * | 2013-11-12 | 2014-04-23 | 柳州正菱重型数控机床有限公司 | Device for balancing gravity center of spindle box of boring and milling machine |
| CN203804236U (en) * | 2014-04-25 | 2014-09-03 | 上海盈佳机电科技有限公司 | Vertical machining center spindle box device capable of relieving vibration |
| CN203956102U (en) * | 2014-07-18 | 2014-11-26 | 德阳宏源机电工程有限责任公司 | A kind of counterweigh compensation arrangement of numerical control landing milling process tool spindle box |
| CN105312959A (en) * | 2015-11-09 | 2016-02-10 | 东莞市埃弗米数控设备科技有限公司 | Self-adaptation gravity center compensation device and method for floor type boring-milling machine |
| CN206343965U (en) * | 2016-12-31 | 2017-07-21 | 吉林大学 | A kind of transverse follower type counterweight device |
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2018
- 2018-05-30 CN CN201810541597.9A patent/CN108705105A/en active Pending
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|---|---|---|---|---|
| CN2250852Y (en) * | 1996-03-18 | 1997-04-02 | 丛者彬 | Combining inserting vibration shaper for heavy calibre cement pipe |
| CN202411464U (en) * | 2012-01-17 | 2012-09-05 | 宜昌江峡船用机械有限责任公司 | Horizontal boring milling machine with headstock gravity center compensation system |
| CN203557197U (en) * | 2013-11-12 | 2014-04-23 | 柳州正菱重型数控机床有限公司 | Device for balancing gravity center of spindle box of boring and milling machine |
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| CN203956102U (en) * | 2014-07-18 | 2014-11-26 | 德阳宏源机电工程有限责任公司 | A kind of counterweigh compensation arrangement of numerical control landing milling process tool spindle box |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110031151A (en) * | 2019-05-27 | 2019-07-19 | 软控股份有限公司 | A kind of upper wheel rim drive device of dynamic balance test machine |
| CN110369591A (en) * | 2019-08-09 | 2019-10-25 | 福建成功机床有限公司 | A kind of adaptive corner-moving adjustment special equipment of aviation part multiaxis |
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Application publication date: 20181026 |
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| RJ01 | Rejection of invention patent application after publication |