CN106514422B - Complex milling machine tool main shaft concentricity aligning method - Google Patents
Complex milling machine tool main shaft concentricity aligning method Download PDFInfo
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- CN106514422B CN106514422B CN201611138562.8A CN201611138562A CN106514422B CN 106514422 B CN106514422 B CN 106514422B CN 201611138562 A CN201611138562 A CN 201611138562A CN 106514422 B CN106514422 B CN 106514422B
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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
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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
- B23Q3/00—Devices holding, supporting, or positioning work or tools, of a kind normally removable from the machine
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- Machine Tool Sensing Apparatuses (AREA)
Abstract
It the invention discloses a kind of complex milling machine tool main shaft concentricity aligning method, sequentially includes the following steps: for sample workpiece to be placed on fixture and fixes, fixture installs in complex milling machine tool, determines sample workpiece center；A benchmark circular hole is milled out at the center of sample workpiece；Fixture is unclamped, and fixture is placed into together with sample workpiece the machining position of the complex milling machine tool for workpieces processing, cooperates machine tool chief axis to correct using benchmark circular hole by dial gauge, makes the coincidence of the benchmark center of circular hole of machine tool chief axis and sample workpiece；Locking fixture sets machine tool chief axis origin.The present invention is by first choosing a workpiece to be processed as sample workpiece and being fixed in fixture, basic circle of the processing for contraposition on sample workpiece, then it is protruded into basic circle with dial gauge cooperation machine tool chief axis, position is adjusted by main shaft rotation forces sample workpiece and fixture to be overlapped with the center of main shaft, to reach concentric with main shaft, entire method is simple and easy, effective and rapid.
Description
Technical field
The present invention relates to machining equipment technique of counterpoint fields, and in particular to one kind is to realize complex milling machine tool master
Concentricity alignment method between axis and work piece holder.
Background technique
Workpiece (such as mobile phone shell) needs to be fixed in machining tool using fixture before processing, then passes through lathe master
Axis drives turnning and milling cutter etc. to process workpiece.The very high precision of processing needs of most of workpiece, and workpiece and fixture
Between, between fixture and lathe there is concentricity, for the error between fixture and product, can usually pass through fixture
Correcting block finds the center of fixture, to achieve the effect that height is concentric between workpiece and fixture, however but can not necessarily protect
The main shaft for demonstrate,proving fixture and turn-milling machine tool is concentric, and still will lead to workpiece in this way, there are biggish mismachining tolerances.Therefore, how to confirm
Because of error amount caused by concentricity, and how to reduce or even eliminate one of the emphasis of such error industry research always.As specially
Benefit number discloses " a kind of detecting tool of concentricity of workpiece " for the utility model patent of ZL 201420023872.5 comprising
Pedestal is installed at the top of pedestal and the rotatable additional disk of its disk and is installed in one side support bar of pedestal；Further include and props up
The dial gauge of strut connection.The inductive head of dial gauge contacts on the circumferential surface of workpiece, and then operator rotates additional disk, makes to add
Disk drives workpiece rotation, and since the inductive head of dial gauge contacts on circumferential surface, at this moment operator can obtain shows on dial gauge
Workpiece circular runout coverage error value, so that whether accurate judgement workpiece is qualified.However, the technical solution that the patent provides can only
Measurement error itself does not have change or reduces the function of error, haves the defects that more serious, actual effect is extremely
It is limited.
Summary of the invention
That the technical problem to be solved in the present invention is to provide a kind of Technical Designs is reasonable, easy to operate, in the same of measurement
When can voluntarily complete concentricity to positive complex milling machine tool main shaft concentricity aligning method.
In order to solve the above technical problems, the present invention adopts the following technical scheme: a kind of complex milling machine tool main shaft concentricity
Aligning method, it is characterised in that: including,
Sample workpiece to be processed chooses a workpiece to be processed as sample workpiece to carry out contraposition centering；
Fixture, for sample workpiece is installed and cooperate with sample workpiece be used further to after the concentricity of centering and machine tool chief axis it is solid
Determine workpiece to be processed；
Machine tool chief axis is installed on each for processing in the complex milling machine tool of workpiece to be processed, cooperates sample workpiece
Using its concentricity with fixture of centering and as the power transmitting mechanism of processing workpiece to be processed；
Dial gauge is installed on machine tool chief axis, the concentricity of centering fixture and machine tool chief axis under the cooperation of sample workpiece；
Aligning method sequentially includes the following steps:
1), sample workpiece is placed on fixture and is fixed, fixture installs in complex milling machine tool, determines sample workpiece
Center；
2) a benchmark circular hole, is milled out at the center of sample workpiece；
3) fixture, is unclamped, and the turnning and milling that fixture is placed into together with sample workpiece for processing workpiece to be processed is answered
The machining position for closing lathe cooperates machine tool chief axis using the correction of benchmark circular hole, makes machine tool chief axis and sample workpiece by dial gauge
Benchmark center of circular hole is overlapped；Correction course is as follows, and the machine tool chief axis rotation drives the dial gauge, and dial gauge is in benchmark circular hole
Interior promotion sample workpiece is mobile, and sample workpiece pushes fixture mobile；When dial gauge no longer will push sample workpiece movement, benchmark
Center of circular hole is overlapped with machine tool chief axis center, to realize fixture and machine tool chief axis central alignment；
4), locking fixture, sets machine tool chief axis origin, and subsequent workpiece to be processed can be directly anchored to be added on fixture
Work.
Further, in step 1), sample workpiece center is found out using the method in four sides point, and in the sample work
Label is performed at part center.
Further, in step 2), the machined surface using the milling cutter of D10 at the sample workpiece center mills out one directly
The benchmark circular hole that diameter is 10mm, depth is 1mm.
Further, in step 3), the dial gauge is installed on the bottom end of the machine tool chief axis, is revolved by machine tool chief axis
Turn that dial gauge rotation is driven to make sample workpiece be moved to the center of benchmark circular hole to be overlapped with the center of machine tool chief axis, reaches and weigh
Fixture is fixed after conjunction.
Further, in step 3), the dial gauge is equipped with round syringe needle, and round syringe needle is inserted into the basic circle
The sample workpiece is pushed to by the inner circular circumferential surface rotation in hole and under the drive of machine tool chief axis along benchmark circular hole makes benchmark
The center of circular hole is overlapped with the center of machine tool chief axis.
Preferably, the sample workpiece also has several fixation holes, and fixation hole is in step 2) in company with the benchmark circular hole
Synchronous processing is formed to ensure fixation hole and benchmark circular hole control precision having the same.
Then the present invention passes through a machine by first choosing a workpiece to be processed as sample workpiece and being fixed in fixture
Bed processes the basic circle for contraposition on sample workpiece, and fixture is then placed into next together with sample workpiece and needs to use
In the lathe of workpieces processing, is protruded into basic circle with dial gauge cooperation machine tool chief axis, automatic tune is rotated up to by main shaft
The center of whole sample workpiece (basic circle) is overlapped with the center of main shaft, since sample workpiece is fixed on fixture, Jin Er
Sample workpiece pushes lower fixture to adjust position therewith, to reach concentric with main shaft, entire method is simple and easy, effective and rapid.
Detailed description of the invention
Fig. 1 is sample workpiece schematic diagram to be processed；
Fig. 2 is the sample workpiece schematic diagram for processing benchmark circular hole；
Fig. 3 is align mode structural schematic diagram.
In figure, 1 is sample workpiece, and 2 be benchmark circular hole, and 3 be fixation hole, and 4 be machine tool chief axis, and 5 be dial gauge, and 6 be circle
Syringe needle, 7 be sample workpiece center.
Specific embodiment
Below in conjunction with attached drawing, technical scheme in the embodiment of the invention is clearly and completely described, it is clear that institute
The embodiment of description is only a part of the embodiments of the present invention, instead of all the embodiments.Based on the implementation in the present invention
Example, every other embodiment obtained by those of ordinary skill in the art without making creative efforts belong to
The scope of protection of the invention.
It is to be appreciated that if relating to directionality instruction (such as up, down, left, right, before and after ...) in the embodiment of the present invention,
Then directionality instruction be only used for explain under a certain particular pose (as shown in the picture) between each component relative positional relationship,
Motion conditions etc., if the particular pose changes, directionality instruction is also correspondingly changed correspondingly.
In the present embodiment, referring to FIG. 1, FIG. 2 and FIG. 3, the complex milling machine tool main shaft concentricity aligning method, including,
Sample workpiece 1 to be processed chooses a workpiece to be processed as sample workpiece 1 to carry out contraposition centering；
Fixture (not shown), the concentricity for installing sample workpiece and with sample workpiece 1 cooperation centering and machine tool chief axis 4
After be used further to fix subsequent workpiece to be processed；
Machine tool chief axis 4, is installed in complex milling machine tool, cooperate sample workpiece 1 with centering its concentricity with fixture simultaneously
Power transmitting mechanism as processing workpiece to be processed；
Dial gauge 5 is installed on machine tool chief axis 4, and centering fixture and machine tool chief axis 4 is same under the cooperation of sample workpiece 1
Heart degree；
Aligning method sequentially includes the following steps:
1), sample workpiece 1 is placed on fixture and is fixed, fixture installs in complex milling machine tool, determines sample work
Part center 7；
2) a benchmark circular hole 2, is milled out at the center of sample workpiece 1；
3) fixture, is unclamped, and the turnning and milling that fixture is placed into together with sample workpiece for processing workpiece to be processed is answered
The machining position for closing lathe is cooperated machine tool chief axis 4 to be corrected using benchmark circular hole 2, makes machine tool chief axis 4 and sample work by dial gauge 5
4 center of benchmark circular hole of part 1 is overlapped；Correction course is as follows, and the rotation of machine tool chief axis 4 drives the dial gauge 5, dial gauge 5
Push sample workpiece 1 mobile in benchmark circular hole 4, sample workpiece 1 pushes fixture mobile；When dial gauge 5 no longer will push sample
When workpiece 1 is mobile, 2 center of benchmark circular hole is overlapped with 4 center of machine tool chief axis, to realize fixture and 4 center pair of machine tool chief axis
Just；
4), locking fixture, compound 4 origin of machine tool chief axis of setting turnning and milling, at this time due to fixture with this lathe
The central alignment of machine tool chief axis 4, therefore subsequent workpiece to be processed can be directly anchored to be processed on fixture, no longer need to carry out
Position adjustment.
In step 1), sample workpiece center 7 is found out using the method in four sides point, and at the sample workpiece center 7
Place performs label.
In step 2), use machined surface of the milling cutter of D10 at the sample workpiece center mill out a diameter for 10mm,
Depth is the benchmark circular hole 2 of 1mm.
In step 3), the dial gauge 5 is installed on the bottom end of the machine tool chief axis 4, is rotated and is driven by machine tool chief axis 4
The center that the rotation of dial gauge 5 makes sample workpiece 1 be moved to benchmark circular hole 2 is overlapped with the center of machine tool chief axis 4, reaches coincidence
After fix fixture.
In step 3), the dial gauge 5 is equipped with round syringe needle 6, and round syringe needle 6 is inserted into the benchmark circular hole 2
And the sample workpiece 1 is pushed to and makes basic circle by the inner circular circumferential surface rotation under the drive of machine tool chief axis 4 along benchmark circular hole 2
The center in hole 2 is overlapped with the center of machine tool chief axis 4.
In addition, fixation hole 3 is in step 2) in company with the benchmark circular hole if sample workpiece 1 needs to open up fixation hole 3
2 synchronous processings are formed to ensure fixation hole 3 and the control precision having the same of benchmark circular hole 2.
The above description is only a preferred embodiment of the present invention, is not intended to limit the scope of the invention, all at this
Under the inventive concept of invention, using equivalent structure transformation made by description of the invention and accompanying drawing content, or directly/use indirectly
It is included in other related technical areas in scope of patent protection of the invention.
Claims (4)
1. a kind of complex milling machine tool main shaft concentricity aligning method, it is characterised in that: including,
Sample workpiece to be processed chooses a workpiece to be processed as sample workpiece to carry out contraposition centering；
Fixture, for sample workpiece is installed and cooperate with sample workpiece be used further to after the concentricity of centering and machine tool chief axis it is fixed to
Workpieces processing；
Machine tool chief axis, cooperation sample workpiece are transmitted using its concentricity with fixture of centering and as the power of processing workpiece to be processed
Mechanism；
Dial gauge is installed on machine tool chief axis, the concentricity of centering fixture and machine tool chief axis under the cooperation of sample workpiece；
Aligning method sequentially includes the following steps:
1), sample workpiece is placed on fixture and is fixed, fixture installs in complex milling machine tool, determines in sample workpiece
The heart；
2) a benchmark circular hole, the i.e. machined surface using the milling cutter of D10 at sample workpiece center, are milled out at the center of sample workpiece
Mill out the benchmark circular hole that a diameter is 10mm, depth is 1mm；The sample workpiece also has several fixation holes, fixation hole companion
The benchmark circular hole synchronous processing molding is to ensure fixation hole and benchmark circular hole control precision having the same；
3) fixture, is unclamped, and fixture is placed into together with sample workpiece the complex milling machine for processing workpiece to be processed
The machining position of bed is cooperated machine tool chief axis to be corrected using benchmark circular hole, makes the benchmark of machine tool chief axis and sample workpiece by dial gauge
Center of circular hole is overlapped；Correction course is as follows, and the machine tool chief axis rotation drives the dial gauge, and dial gauge pushes away in benchmark circular hole
Dynamic sample workpiece is mobile, and sample workpiece pushes fixture mobile；When dial gauge no longer will push sample workpiece movement, benchmark circular hole
Center is overlapped with machine tool chief axis center, to realize fixture and machine tool chief axis central alignment；
4), locking fixture, sets machine tool chief axis origin, and subsequent workpiece to be processed can be directly anchored to be processed on fixture.
2. complex milling machine tool main shaft concentricity aligning method according to claim 1, it is characterised in that: in step 1)
In, sample workpiece center is found out using the method in four sides point, and perform label at the sample workpiece center.
3. complex milling machine tool main shaft concentricity aligning method according to claim 1, it is characterised in that: in step 3)
In, the dial gauge is installed on the bottom end of the machine tool chief axis, is rotated by machine tool chief axis and dial gauge rotation is driven to make sample work
Part is moved to the center of benchmark circular hole and is overlapped with the center of machine tool chief axis, fixes fixture after reaching coincidence.
4. complex milling machine tool main shaft concentricity aligning method according to claim 3, it is characterised in that: in step 3)
In, the dial gauge is equipped with round syringe needle, and round syringe needle is inserted into the benchmark circular hole and under the drive of machine tool chief axis
It is rotated along the inner circular circumferential surface of benchmark circular hole and the sample workpiece is pushed in the center and machine tool chief axis for making benchmark circular hole
The heart is overlapped.
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| CN201611138562.8A CN106514422B (en) | 2016-12-12 | 2016-12-12 | Complex milling machine tool main shaft concentricity aligning method |
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| CN201611138562.8A CN106514422B (en) | 2016-12-12 | 2016-12-12 | Complex milling machine tool main shaft concentricity aligning method |
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Families Citing this family (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111090259A (en) * | 2018-10-23 | 2020-05-01 | 广州锐智恒软件有限公司 | Method for checking and correcting workpiece rotating shaft coordinate deviation in numerical control system |
| CN109571107B (en) * | 2018-11-16 | 2021-02-19 | 中国航发西安动力控制科技有限公司 | Hole system center alignment device and alignment method |
| CN112596466B (en) * | 2020-11-30 | 2021-10-08 | 重庆机床(集团)有限责任公司 | Centering method of numerical control slot milling machine |
| CN114290236A (en) * | 2021-12-30 | 2022-04-08 | 上海交大智邦科技有限公司 | Alignment mechanism and method for rotary part of grinding machine |
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| CN103084816A (en) * | 2013-01-15 | 2013-05-08 | 云南省机械研究设计院 | Method capable of conveniently ensuring coaxiality of power head main shaft and theory machining hole |
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