CN108747421A - A kind of method of numerical control rotating platform level set - Google Patents
A kind of method of numerical control rotating platform level set Download PDFInfo
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- CN108747421A CN108747421A CN201810432164.XA CN201810432164A CN108747421A CN 108747421 A CN108747421 A CN 108747421A CN 201810432164 A CN201810432164 A CN 201810432164A CN 108747421 A CN108747421 A CN 108747421A
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- axis
- turntable
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- fixture
- lathe
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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
- B23Q1/25—Movable or adjustable work or tool supports
-
- 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
- B23Q17/00—Arrangements for observing, indicating or measuring on 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
- B23Q3/00—Devices holding, supporting, or positioning work or tools, of a kind normally removable from the machine
- B23Q3/02—Devices holding, supporting, or positioning work or tools, of a kind normally removable from the machine for mounting on a work-table, tool-slide, or analogous part
- B23Q3/06—Work-clamping means
Abstract
The invention discloses a kind of method of numerical control rotating platform level set, the numerical control rotating platform includes platen (1), clamp bottom board (2), fixture bridge plate (3) and clamp turntable (4)；Transversely Y-axis chooses left and right two supporting surfaces, 2 point A points and B points and measures transverse horizontal spacing Y value and difference of height H values between 2 points of record on fixture；Two lines of A points and B points with respect to the horizontal plane 180/ π of existing angle α=actan (H/Y) at this time are calculated according to formula tan α=H/Y；Initial zero angle A 1 is modified with the obtained angles α, the amendment zero point angle A0=A1+ α of turntable A axis (5), the amendment zero point angle A0 of turntable A axis (5) is reset on lathe；Whether horizontal verify turntable A axis (5).This method can rapidly and accurately set turntable A axis, and it is qualified by turntable parameter setting to realize once, takes and reduces, and efficiency improves, the scene especially suitable for fixture frequent switching.
Description
Technical field
The invention belongs to machine tooling fields, and in particular to a kind of method of numerical control rotating platform level set.
Background technology
Currently, numerical control scale-division disk is to develop a kind of very fast process in recent years, its main feature is that can pass through it
The rotation of internal gear with engage, the angle of index dial is adjusted, to enable cannot be processed in the same process two stations
It is processed in the same process, reduces board quantity, while the use of numerical control scale-division disk, the product of multi-angle can be made to add scheme in machine
When design, it is easier to balance process rhythm, improve utilization rate of equipment and installations.The method of adjustment of numerical control rotating platform is mostly to take 1/2, infinite approach
Method.
As shown in Figure 1, two supporting surface opposed jaw centre of gyration distance of fixture is respectively L1, L2, two supporting surface initial phase
It is respectively H01, H11 to fixture centre of gyration difference of height, then two supporting surface differences of height are just (H01+H11), fixture needs to revolve
Turn (H01+H11)/2, two supporting surface opposed jaw centre of gyration differences of height are respectively H02, H12, and fixture needs to rotate (H02+
H12)/2 ... make two supporting surface distance A axis centre of gyration differences in height of fixture close to 0 successively；But works as and take 2 points of opposite turntables
When output shaft centre distance L1 causes to differ larger (being more than 1mm or more) because visual leveling error is larger with L2,3-4 ability is needed
It can meet the requirements, take and need 15 minutes or more, it is less efficient, especially production debugging process is carried out in frequent switching fixture
In, operating personnel's accumulated fatigue, fault rate can be caused to increase, single leveling takes and is further increased to 20 minutes or more, amounts to
Time-consuming to be multiplied, leveling precision also cannot be guaranteed.
Invention content
For at least one of prior art disadvantages described above or Improvement requirement, the present invention provides a kind of numerical control rotating platform water
The method of flat setting utilizes mutually converting for trigonometric function and angle and radian using the digitized feature of lathe itself
Mathematical relationship rapidly and accurately sets turntable A axis, during switching fixture progress production debugging, saves debug time, improves
Debugging efficiency.
To achieve the above object, according to one aspect of the present invention, a kind of method of numerical control rotating platform level set is provided,
The numerical control rotating platform includes platen, clamp bottom board, fixture bridge plate and clamp turntable；Three coordinates of the platen
Axis is respectively longitudinal X-axis, lateral Y-axis, vertical Z axis；The clamp turntable is fixed on the lathe worker by the clamp bottom board
Make platform, the turntable A axis of clamp turntable is parallel to X-axis；The fixture of workpiece is fixed on the fixture bridge plate, and the fixture bridge plate is located at
The clamp turntable of the head end of lathe X-direction, the other end are connected to the holder of the tail end of lathe X-direction, around described turn
Platform A axis is rotatable in YZ planes；The main shaft of lathe is located above the fixture bridge plate, and can be moved up and down along Z axis；
The method of the numerical control rotating platform level set includes the following steps：
Step 1, adjustment fixture is horizontal, secures fixtures on the fixture bridge plate to be fixed on the lathe work
On platform；
Step 2 adjusts the turntable A axis to eye level；
Step 3, by lathe X-axis, Y-axis, Z axis relative coordinate zero setting；
Amesdial is fixed on the main shaft of lathe by step 4, and transversely Y-axis chooses two supporting surfaces two of left and right on fixture
Point A points and B points simultaneously measure the transverse horizontal spacing Y value between 2 points of record, and the height between A points and B points is measured using amesdial
Low difference H values；
Step 5 sets turntable A axis zero point angle A1 at this time on lathe；
Step 6 calculates two lines of A points and B points with respect to the horizontal plane existing folder at this time according to formula tan α=H/Y
180/ π of angle α=actan (H/Y)；
Step 7 is modified initial zero angle A 1 with the obtained angles α, the amendment zero point angle A0 of turntable A axis
=A1+ α reset the amendment zero point angle A0 of turntable A axis on lathe；
Whether step 8, verification turntable A axis are horizontal.
Preferably, in the step 1, the fixture is fixed by bolts and adjusts with the fixture bridge plate, rotates bolt
It is fixed after alignment jig level.
Preferably, in the step 2, clamp turntable described in manual rotation adjusts turntable A axis to eye level state.
Preferably, in the step 4, by the gauge stand magnetic suck of amesdial on the main shaft of lathe, lathe hand is then shaken
Wheel reduces main shaft and makes the movable gauge head of amesdial vertically against the A points of fixture left support face upper surface, reads first height
Value；Platen described in lathe handwheel lifting spindle and transverse shifting is shaken, then reduces main shaft and the activity of amesdial is surveyed
Head erect records the distance of platen transverse shifting as between A points, B points against the B points of fixture right support face upper surface
Transverse horizontal spacing Y value, B points read second height value, subtract first height value and obtain difference of height H values.
Preferably, A points are distributed in the left and right sides of turntable A axis with B points, and selection principle is that 2 transverse horizontal spacing are got over
It is big better.
Preferably, A points are distributed in the left and right homonymy of turntable A axis with B points, and selection principle is that 2 transverse horizontal spacing are got over
It is big better.
Preferably, in the step 6, angle α is calculated using calculator.
Preferably, the method for level verification is to remove amesdial in the step 8, by turntable under lathe manual mode
A axis returns to zero, then re-executes step 4 and measures difference of height H values between A points and B points again；
If H values are less than or equal to 0.05mm, judge that turntable A axis is horizontal；
If H values are more than 0.05mm, judge that turntable A axis is unsatisfactory for level requirement, return to step two to step 8, directly
Meet level requirement to turntable A axis.
Above-mentioned preferred feature can be combined with each other as long as they do not conflict with each other.
In general, through the invention it is contemplated above technical scheme is compared with the prior art, have below beneficial to effect
Fruit：
1, the process of numerical control rotating platform level set of the invention utilizes the digitized feature of lathe itself, utilizes three
Angle function and angle and radian such as mutually convert at the mathematical thoughts, rapidly and accurately set turntable A axis, take and be reduced to 5 minutes
Within, during switching fixture progress production debugging, debug time is saved, debugging efficiency is improved, mitigates personnel's operating burden,
It avoids slipping up, ensures precision；
2, by taking method a little on fixture datum, determine on the difference of height and corresponding direction vector of point-to-point transmission away from
From to realize once that turntable parameter setting is qualified by the transforming relationship of trigonometric function and angle and radian；
3, the present invention breaks the adjusting method for leveler of original numerical control rotating platform, and four are fast and accurately set by mathematical thought
Axis parameter, to improve working efficiency.
Description of the drawings
Fig. 1 is 1/2 adjusting method model schematic of the prior art；
Fig. 2 is the fixture scheme of installation of the present invention；
Fig. 3 is the method simplified model schematic diagram of the numerical control rotating platform level set of the present invention；
Fig. 4 is the measurement parameter transforming relationship schematic diagram of the present invention.
Specific implementation mode
In order to make the purpose , technical scheme and advantage of the present invention be clearer, with reference to the accompanying drawings and embodiments, right
The present invention is further elaborated.It should be appreciated that the specific embodiments described herein are merely illustrative of the present invention, and
It is not used in the restriction present invention.As long as in addition, technical characteristic involved in the various embodiments of the present invention described below
It does not constitute a conflict with each other and can be combined with each other.The present invention is described in more detail With reference to embodiment.
As a kind of better embodiment of the present invention, as in Figure 2-4, a kind of numerical control rotating platform level of present invention offer is set
Fixed method, the numerical control rotating platform include platen 1, clamp bottom board 2, fixture bridge plate 3 and clamp turntable 4；The lathe
The three axes of workbench 1 are respectively longitudinal X-axis, lateral Y-axis, vertical Z axis；The clamp turntable 4 passes through the clamp bottom board 2
It is fixed on the platen 1, the turntable A axis 5 of clamp turntable 4 is parallel to X-axis；The fixture of workpiece is fixed on the fixture bridge
Plate 3, the fixture bridge plate 3 are located at the clamp turntable 4 of the head end of lathe X-direction, and the other end is connected to lathe X-direction
The holder of tail end, it is rotatable in YZ planes around the turntable A axis 5；The main shaft (not shown) of lathe is located at the fixture bridge
3 top of plate, and can be moved up and down along Z axis.
The method of the numerical control rotating platform level set includes the following steps：
Step 1, adjustment fixture is horizontal, secures fixtures on the fixture bridge plate 3 to be fixed on the lathe work
On platform 1；Preferably, in the step 1, the fixture is fixed by bolts and adjusts with the fixture bridge plate 3, rotates bolt
It is fixed after alignment jig level.
Step 2, clamp turntable 4 described in manual rotation adjust turntable A axis 5 to eye level state.
First site setting is 0 point by step 3 by lathe X-axis, Y-axis, Z axis relative coordinate zero setting.
Amesdial is fixed on the main shaft of lathe by step 4, and transversely Y-axis chooses two supporting surfaces two of left and right on fixture
Point A points and B points simultaneously measure the transverse horizontal spacing Y value between 2 points of record, and the height between A points and B points is measured using amesdial
Low difference H values.
Specifically, in the step 4, by the gauge stand magnetic suck of amesdial on the main shaft of lathe, lathe hand is then shaken
Wheel reduces main shaft and makes the movable gauge head of amesdial vertically against the A points of 6 upper surface of fixture left support face, reads first height
Value；Platen 1 described in lathe handwheel lifting spindle and transverse shifting is shaken, then reduces main shaft and the activity of amesdial is surveyed
Head erect against 7 upper surface of fixture right support face B points, record 1 transverse shifting of platen distance as A points, B points it
Between transverse horizontal spacing Y value, B points read second height value, subtract first height value and obtain difference of height H values.
According to the selection of the supporting surface on different fixtures and convenience degree is measured, two kinds of selection modes are provided, are permitted in condition
Can circumstances under, preferably first way.
The first is, A points are distributed in the left and right sides of turntable A axis 5 with B points, and selection principle is between 2 transverse horizontals
Away from being the bigger the better.
It is that A points are distributed in the left and right homonymy of turntable A axis 5 with B points for second, and selection principle is between 2 transverse horizontals
Away from being the bigger the better.
Step 5 sets 5 zero point angle A1 of turntable A axis at this time on lathe.
Step 6, according to formula tan α=H/Y using calculator calculate at this time two lines of A points and B points relative to level
180/ π of angle α=actan (H/Y) existing for face, here the positive and negative of angle α determined by the positive and negative of H values.
Step 7 is modified initial zero angle A 1 with the obtained angles α, the amendment zero point angle A0 of turntable A axis 5
=A1+ α reset the amendment zero point angle A0 of turntable A axis 5 on lathe；
Whether step 8, verification turntable A axis 5 are horizontal.
Specific level verification method is to remove amesdial, turntable A axis 5 is returned to zero under lathe manual mode, so
Step 4 is re-executed afterwards measures difference of height H values between A points and B points again；If H values are less than or equal to 0.05mm, judgement turns
Platform A axis 5 is horizontal；If H values be more than 0.05mm, judge that turntable A axis 5 is unsatisfactory for level requirement, return to step two to
Step 8, until turntable A axis 5 meets level requirement.
The process of the numerical control rotating platform level set of the present invention, breaks the limitation of original 1/2 adjusting method, utilizes lathe
The digitized feature of itself is rapidly and accurately set using the mathematical relationships such as mutually convert of trigonometric function and angle and radian
Determine turntable A axis, it is qualified by turntable parameter setting to realize once, takes and is reduced within 5 minutes, is especially carried out in switching fixture
During production debugging, debug time is saved, improves debugging efficiency, mitigates personnel's operating burden, avoids slipping up, ensures precision.
As it will be easily appreciated by one skilled in the art that the foregoing is merely illustrative of the preferred embodiments of the present invention, not to
The limitation present invention, all within the spirits and principles of the present invention made by all any modification, equivalent and improvement etc., should all include
Within protection scope of the present invention.
Claims (8)
1. a kind of method of numerical control rotating platform level set, it is characterised in that：The numerical control rotating platform includes platen (1), folder
Have bottom plate (2), fixture bridge plate (3) and clamp turntable (4)；The respectively longitudinal X-axis of the three axes of the platen (1),
Lateral Y-axis, vertical Z axis；The clamp turntable (4) is fixed on the platen (1) by the clamp bottom board (2), folder
The turntable A axis (5) of tool turntable (4) is parallel to X-axis；The fixture of workpiece is fixed on the fixture bridge plate (3), the fixture bridge plate
(3) it is located at the clamp turntable (4) of the head end of lathe X-direction, the other end is connected to the holder of the tail end of lathe X-direction,
It is rotatable in YZ planes around the turntable A axis (5)；The main shaft of lathe is located above the fixture bridge plate (3), and can be along Z
Axis moves up and down；
The method of the numerical control rotating platform level set includes the following steps：
Step 1, adjustment fixture is horizontal, secures fixtures on the fixture bridge plate (3) to be fixed on the platen
(1) on；
Step 2 adjusts the turntable A axis (5) to eye level；
Step 3, by lathe X-axis, Y-axis, Z axis relative coordinate zero setting；
Amesdial is fixed on the main shaft of lathe by step 4, and transversely Y-axis chooses left and right two supporting surfaces, two point A on fixture
Point and B points simultaneously measure the transverse horizontal spacing Y value between 2 points of record, and the difference of height between A points and B points is measured using amesdial
H values；
Step 5 sets turntable A axis (5) zero point angle A1 at this time on lathe；
Step 6, according to formula tan α=H/Y calculate at this time two lines of A points and B points with respect to the horizontal plane existing angle α=
actan(H/Y)·180/π；
Step 7 is modified initial zero angle A 1 with the obtained angles α, the amendment zero point angle A0=of turntable A axis (5)
A1+ α reset the amendment zero point angle A0 of turntable A axis (5) on lathe；
Whether step 8, verification turntable A axis (5) are horizontal.
2. the method for numerical control rotating platform level set as described in claim 1, it is characterised in that：In the step 1, the folder
Tool is fixed by bolts and adjusts with the fixture bridge plate (3), is fixed after rotating bolt alignment jig level.
3. the method for numerical control rotating platform level set as described in claim 1, it is characterised in that：In the step 2, revolve manually
Turn the clamp turntable (4) and adjusts turntable A axis (5) to eye level state.
4. the method for numerical control rotating platform level set as described in any one of claims 1-3, it is characterised in that：The step 4
In, by the gauge stand magnetic suck of amesdial on the main shaft of lathe, then shaking lathe handwheel reduces the work that main shaft makes amesdial
Dynamic gauge head against the A points of fixture left support face upper surface, reads first height value vertically；Shake lathe handwheel lifting spindle simultaneously
Platen described in transverse shifting (1), then reduce main shaft and make the movable gauge head of amesdial vertically against fixture right support face
The B points of upper surface, record the distance of platen (1) transverse shifting as the transverse horizontal spacing Y value between A points, B points,
Second height value is read in B points, first height value is subtracted and obtains difference of height H values.
5. the method for numerical control rotating platform level set as claimed in claim 4, it is characterised in that：A points are distributed in turntable A with B points
The left and right sides of axis (5), and selection principle is that 2 transverse horizontal spacing are the bigger the better.
6. the method for numerical control rotating platform level set as claimed in claim 4, it is characterised in that：A points are distributed in turntable A with B points
The left and right homonymy of axis (5), and selection principle is that 2 transverse horizontal spacing are the bigger the better.
7. the method for numerical control rotating platform level set as described in claim 1, it is characterised in that：In the step 6, using meter
It calculates device and calculates angle α.
8. such as the method for claim 1-7 any one of them numerical control rotating platform level sets, it is characterised in that：In the step 8
The method of level verification is to remove amesdial, and turntable A axis (5) is returned to zero under lathe manual mode, is then re-executed
Step 4 measures the difference of height H values between A points and B points again；
If H values are less than or equal to 0.05mm, judge that turntable A axis (5) is horizontal；
If H values are more than 0.05mm, judge that turntable A axis (5) is unsatisfactory for level requirement, return to step two to step 8, directly
Meet level requirement to turntable A axis (5).
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| Application Number | Priority Date | Filing Date | Title |
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| CN201810432164.XA CN108747421A (en) | 2018-05-08 | 2018-05-08 | A kind of method of numerical control rotating platform level set |
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| CN201810432164.XA CN108747421A (en) | 2018-05-08 | 2018-05-08 | A kind of method of numerical control rotating platform level set |
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ID=64009198
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112045443A (en) * | 2020-09-04 | 2020-12-08 | 中国铁建重工集团股份有限公司 | Machining method for eccentric clamping workpiece of four-axis machine tool |
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| CN203751777U (en) * | 2014-04-16 | 2014-08-06 | 江阴联华铸造有限公司 | Rotary clamping device used for machining double-eccentric crankshaft |
| CN105404239A (en) * | 2015-12-01 | 2016-03-16 | 清华大学 | Random attitude measurement method for kinematic calibration of five-shaft hybrid machine tool |
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2010274377A (en) * | 2009-05-29 | 2010-12-09 | Bridgestone Corp | Processing device and processing method for tire molding die piece |
| CN102608955A (en) * | 2011-01-20 | 2012-07-25 | 佳能株式会社 | Control device and control method of five-axis control machine tool, program, and mold |
| CN102621930A (en) * | 2011-01-26 | 2012-08-01 | 发那科株式会社 | Numerical controller having workpiece mounting error compensation unit for three-axis machine tool |
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Effective date of registration: 20181212 Address after: 430000 Chevrolet Avenue 8, Jingang New Area, Jiangxia Economic Development Zone, Wuhan City, Hubei Province Applicant after: GUANGDONG HONGTU WUHAN DIE CASTING CO., LTD. Applicant after: Guangdong Hongtu Technology (Holdings) Co., Ltd. Address before: 430000 No. 8 Chevrolet Avenue, Jingang New District, Jiangxia District, Wuhan City, Hubei Province Applicant before: GUANGDONG HONGTU WUHAN DIE CASTING CO., LTD. |
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Application publication date: 20181106 |