CN101424934A - Skew axis aspherical mirror processing system and method - Google Patents

Skew axis aspherical mirror processing system and method Download PDF

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Publication number
CN101424934A
CN101424934A CNA2007102023686A CN200710202368A CN101424934A CN 101424934 A CN101424934 A CN 101424934A CN A2007102023686 A CNA2007102023686 A CN A2007102023686A CN 200710202368 A CN200710202368 A CN 200710202368A CN 101424934 A CN101424934 A CN 101424934A
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processing
cutter
workpiece
axis
machining
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CNA2007102023686A
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李军旗
欧阳渺安
刘庆
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Hongfujin Precision Industry Shenzhen Co Ltd
Hon Hai Precision Industry Co Ltd
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Hongfujin Precision Industry Shenzhen Co Ltd
Hon Hai Precision Industry Co Ltd
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Priority to CNA2007102023686A priority Critical patent/CN101424934A/en
Publication of CN101424934A publication Critical patent/CN101424934A/en
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    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02P—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
    • Y02P90/00—Enabling technologies with a potential contribution to greenhouse gas [GHG] emissions mitigation
    • Y02P90/02—Total factory control, e.g. smart factories, flexible manufacturing systems [FMS] or integrated manufacturing systems [IMS]

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Abstract

The invention provides a straight shaft aspherical mirror face processing method which comprises the following steps: a processing trace curve of a workpiece is designed according to the requirements; the radius of a cutter and the processing parameter of the cutter are set; cutter trace coordinates of the taper shaft processing are calculated according to the processing trace curve of the designed workpiece; corresponding processing codes are generated according to the cutter processing trace coordinates; the processing codes are executed, the straight shaft processing trace of the cutter is displayed, so the straight shaft aspherical mirror face processing can be performed on the workpiece according to the straight shaft processing trace of the cutter. The invention also provides a straight shaft aspherical mirror face processing system. The invention is utilized to automatically control the cutter of precision finishing equipment to perform the straight shaft aspherical mirror face precision finishing on a large workpiece.

Description

Skew axis aspherical mirror processing system and method
Technical field
The present invention relates to a kind of ultraprecise system of processing and method, particularly a kind of skew axis aspherical mirror processing system and method
Background technology
Along with the progress of science and technology, ultraprecise processing instrument is also constantly brought forth new ideas.Though there have been precision and automated machine in factory, also need corresponding processing instrument and correct process technology, high-precision product manufacturing just can be reached.
Aspheric surface optical accessory is a kind of very important optical element, and commonly used have paraboloidal mirror, hyperbolic mirror, an ellipsoidal mirror etc.Aspheric surface optical accessory can obtain the unrivaled favorable imaging quality of spherical optics part, in optical system, can be good at correcting multiple aberration, improve image quality, raising system distinguishing ability, it can replace a plurality of spherical parts with one or several aspheric surface part, thereby the simplification apparatus structure reduces cost and effectively alleviates instruments weight.
In the last few years, the new aspheric surface Ultraprecision Machining of many kinds has appearred, mainly contain: computer numerical control single-point diamond turning technology, CNC grinding technology, computer numerical control ion beam forming technique, the Ultraprecise polished technology of computer numerical control and aspheric surface reprography etc., these job operations have solved existing problem in the various aspheric mirror processing basically.Preceding four kinds of methods have been used Numeric Control Technology, and it is higher all to have machining precision, and characteristics such as efficient height are suitable for producing in batches.
At present, ultraprecise processing is meant that machining precision is 1 ~ 0.1 μ m, and surfaceness is the process technology of Ra0.1 ~ 0.01 μ m, but this boundary is to change along with the progress of process technology is continuous, and the ultraprecise processing of today may be exactly the general processing of tomorrow.Ultraprecise is processed problem to be solved, and the one, machining precision comprises form and position tolerance, dimensional accuracy and surface appearance, it also is this very corn of a subject that free of surface defects is arranged sometimes; The 2nd, working (machining) efficiency, some processing can obtain high machining precision, but is difficult to obtain high working (machining) efficiency.Ultraprecise processing should comprise microfabrication and process technologies such as ultra tiny processing, polishing processing.
The job operation of ultraprecise processing can be divided into d-axis processing and inclined shaft processing, and d-axis processing is meant that the main shaft of cutter is vertical with the workpiece water plane, and inclined shaft processing is meant that the main shaft of cutter favours workpiece workpiece water plane.
Yet the processing of traditional ultraprecise is artificial to be participated in too much, does not cause the mould precision that processes high and working (machining) efficiency is low.And because the restriction of technology, inclined shaft processing only is applicable to the processing miniature workpiece, and the rigidity of processing work is not enough.
Therefore, be necessary to provide a kind of skew axis aspherical mirror processing system and method, its cutter that can control precise machining equipment automatically carries out d-axis aspherical mirror Precision Machining to large-scale workpiece, and the processing good rigidly, the efficient height.
Summary of the invention
In view of above content, be necessary to provide a kind of skew axis aspherical mirror processing system, its cutter that can control precise machining equipment automatically carries out d-axis aspherical mirror Precision Machining to large-scale workpiece, and the accuracy height of processing work, good rigidly and efficient height.
In addition, also be necessary to provide a kind of d-axis aspheric mirror method for processing surface, its cutter that can control precise machining equipment automatically carries out d-axis aspherical mirror Precision Machining to large-scale workpiece, and the accuracy height of processing work, good rigidly and efficient height.
A kind of skew axis aspherical mirror processing system, the cutter of its may command precise machining equipment carries out the processing of d-axis aspherical mirror to workpiece on the direction vertical with workpiece to be processed, this system comprises: the machining locus design module is used for designing according to demand the processing trace curve of workpiece; Machined parameters is provided with module, is used to be provided with tool radius and cutter machined parameters; The machining locus computing module is used for calculating the cutter path coordinate that d-axis is processed according to the processing trace curve of designed workpiece; The machining code generation module is used for generating corresponding machining code according to described cutter path coordinate; And the machining locus display module, be used to carry out described machining code, show cutter d-axis machining locus, cutter d-axis machining locus can carry out the processing of d-axis aspherical mirror to workpiece according to this.
A kind of d-axis aspheric mirror method for processing surface, the cutter of its may command precise machining equipment carries out the processing of d-axis aspherical mirror to workpiece on the direction vertical with workpiece to be processed, this method comprises the steps: to design according to demand the processing trace curve of workpiece; Tool radius and cutter machined parameters are set; According to the cutter path coordinate in the processing trace curve calculating processing process of designed workpiece; Generate corresponding machining code according to described cutter path coordinate; And carry out described machining code, and showing the cutter machining locus, the cutter machining locus can carry out the processing of d-axis aspherical mirror to workpiece according to this.
Compared to prior art, the cutter that described skew axis aspherical mirror processing system and method can be controlled precise machining equipment automatically carries out d-axis aspherical mirror Precision Machining to workpiece on the direction vertical with workpiece, and improves the accuracy of processing work.
Description of drawings
Fig. 1 is a skew axis aspherical mirror processing system Y-Z facing tool processing synoptic diagram of the present invention.
Fig. 2 is a skew axis aspherical mirror processing system X-Z facing tool processing synoptic diagram of the present invention.
Fig. 3 is a skew axis aspherical mirror processing system functional block diagram of the present invention.
Fig. 4 is the process flow diagram of the preferred embodiment of d-axis aspheric mirror method for processing surface of the present invention.
Embodiment
As shown in Figure 1, be skew axis aspherical mirror processing system Y-Z facing tool processing synoptic diagram of the present invention.This skew axis aspherical mirror processing system runs on the computer control system of precise machining equipment or on the corresponding digital opertaing device, be used to control the machining locus of the cutter 2 of precise machining equipment, to reach the purpose of further on the direction vertical, workpiece 1 being carried out the processing of d-axis aspherical mirror with workpiece.Described workpiece 1 generally is the metal works of superhard alloy material, and described cutter 2 is the diamond wheel cutters that in a kind of precise machining equipment workpiece 1 carried out ultraprecise processing.As shown in the figure, DE is the axis of workpiece 1, and PQ is the axis of cutter 2, the G point is the point of contact of cutter 2 and workpiece 1 in the cutter process, 0 is the central point of cutter processing part, and OG is a cutter processing radius, and line segment OG is perpendicular to this G point place processing curve tangent line.In cutter d-axis aspherical mirror process, described workpiece 1 serves as that axle rotates with its axis DE, described cutter 2 serves as that axle rotates and then workpiece 1 is carried out Precision Machining with its axis PQ, this cutter 2 must be vertical on the Y-Z direction of principal axis with workpiece 1 simultaneously, also be that described line segment OG must be vertical with the axis PQ of cutter 2, to realize d-axis processing.Skew axis aspherical mirror processing system X-Z facing tool processing synoptic diagram of the present invention as shown in Figure 2.
As shown in Figure 3, be skew axis aspherical mirror processing system functional block diagram of the present invention.This skew axis aspherical mirror processing system 10 mainly comprises machining locus design module 11, machined parameters is provided with module 12, and curve adds round processing module 13, compensation processing module 14, machining locus computing module 15, machining code generation module 16 and machining locus display module 17.
Described machining locus design module 11 is used for designing according to demand the processing trace curve of workpiece to be processed 1.In the present embodiment, the processing trace curve of described workpiece to be processed 1 can be formulated as on the XZ axial coordinate:
Z = x 2 R { 1 + 1 - ( K + 1 ) x 2 R 2 } + Σ i = 1 20 A i | x | i ,
Wherein, R, K, A iBe the aspherical shape defined parameters, be used to control and adjust workpiece to be processed 1 processing trace curve.
Described machined parameters is provided with module 12 and is used to be provided with tool radius and cutter machined parameters.Described cutter machined parameters comprises cutter travelling speed, depth of cut, cutting speed etc.
Described curve adds round processing module 13 and is used to judge whether to add the processing trace curve of workpiece to be processed 1 circle and handles, and is used for when needs add circle and handle, and the processing trace curve of workpiece to be processed 1 is added the circle processing.
Described compensation processing module 14 is used to judge whether needs compensation processing, and when needing compensation add man-hour, imports the compensation process data processing trace curve of designed workpiece to be processed 1 is compensated processing.
Described machining locus computing module 15 is used for calculating the cutter path coordinate of d-axis processing according to the processing trace curve of the designed workpiece to be processed 1 of machining locus design module 11.The coordinate of each point all equals cutter processing radius OG to the distance at the point of contact of this some place cutter 2 and workpiece 1 on the cutter path of described d-axis processing.
Described machining code generation module 16 is used for generating corresponding machining code according to described cutter path coordinate.
Described machining locus display module 17 is used to carry out described machining code, shows cutter d-axis machining locus, and cutter d-axis machining locus can carry out the processing of d-axis aspherical mirror to workpiece according to this.
As shown in Figure 4, be the process flow diagram of the preferred embodiment of d-axis aspheric mirror method for processing surface of the present invention.At first, step S11, machining locus design module 11 is designed the processing trace curve of workpiece to be processed 1 according to demand.In the present embodiment, the processing trace curve of described workpiece to be processed 1 can be formulated as on the XZ axial coordinate:
Z = x 2 R { 1 + 1 - ( K + 1 ) x 2 R 2 } + Σ i = 1 20 A i | x | i ,
Wherein, R, K, A iBe the aspherical shape defined parameters, be used to control and adjust workpiece to be processed 1 processing trace curve.
Step S12, machined parameters are provided with module 12 tool radius and cutter machined parameters are set.Described cutter machined parameters comprises cutter travelling speed, depth of cut, cutting speed etc.
Step S13, curve add round processing module 13 and judge whether to add the processing trace curve of workpiece to be processed 1 the circle processing.
Step S14, when needs added the circle processing, the processing trace curve that curve adds 13 pairs of workpieces to be processed 1 of round processing module added the circle processing.
Step S15, compensation processing module 14 need to judge whether the compensation process data.
Step S16, when needs compensation process data, compensation processing module 14 importing compensation process datas compensate processing to the processing trace curve of designed workpiece to be processed 1.
Step S17, machining locus computing module 15 calculate the cutter path coordinate of d-axis processing according to the processing trace curve of designed workpiece to be processed 1.The coordinate of each point all equals cutter processing radius OG to the distance at the point of contact of this some place cutter 2 and workpiece 1 on the cutter path of described d-axis processing.
Step S18, machining code generation module 16 generates corresponding machining code according to described cutter path coordinate.
Step S19, machining locus display module 17 is carried out described machining code, shows cutter d-axis machining locus, and cutter d-axis machining locus can carry out the processing of d-axis aspherical mirror to workpiece according to this.
In step S13,, then forward step S15 to and carry out if when not needing processing trace curve to workpiece to be processed 1 to add circle to handle.
In step S15,, then forward step S17 to and carry out if the needs compensation does not add man-hour.

Claims (8)

  1. [claim 1] a kind of skew axis aspherical mirror processing system, the cutter of its may command precise machining equipment carry out the processing of d-axis aspherical mirror to workpiece on the direction vertical with workpiece to be processed, it is characterized in that this system comprises:
    The machining locus design module is used for designing according to demand the processing trace curve of workpiece;
    Machined parameters is provided with module, is used to be provided with tool radius and cutter machined parameters;
    The machining locus computing module is used for calculating the cutter path coordinate that d-axis is processed according to the processing trace curve of designed workpiece;
    The machining code generation module is used for generating corresponding machining code according to described cutter path coordinate; And
    The machining locus display module is used to carry out described machining code, shows cutter d-axis machining locus, and cutter d-axis machining locus can carry out the processing of d-axis aspherical mirror to workpiece according to this.
  2. [claim 2] skew axis aspherical mirror processing system as claimed in claim 1, it is characterized in that, this system comprises that also curve adds round processing module, being used to judge whether to add the processing trace curve of workpiece circle handles, and when needs add circle and handle, the processing trace curve of workpiece is added the circle processing.
  3. [claim 3] skew axis aspherical mirror processing system as claimed in claim 1, it is characterized in that, this system also comprises the compensation processing module, be used to judge whether needs compensation processing, and when needing compensation to add man-hour, importing compensation process data compensates processing to the processing trace curve of designed workpiece.
  4. [claim 4] skew axis aspherical mirror processing system as claimed in claim 1 is characterized in that, described cutter machined parameters comprises cutter travelling speed, depth of cut and cutting speed.
  5. [claim 5] a kind of d-axis aspheric mirror method for processing surface, the cutter of its may command precise machining equipment carry out the processing of d-axis aspherical mirror to workpiece on the direction vertical with workpiece to be processed, it is characterized in that this method comprises the steps:
    Design the processing trace curve of workpiece according to demand;
    Tool radius and cutter machined parameters are set;
    Calculate the cutter path coordinate of d-axis processing according to the processing trace curve of designed workpiece;
    Generate corresponding machining code according to described cutter path coordinate; And
    Carry out described machining code, show cutter d-axis machining locus, cutter d-axis machining locus can carry out the processing of d-axis aspherical mirror to workpiece according to this.
  6. [claim 6] d-axis aspheric mirror as claimed in claim 5 method for processing surface is characterized in that, also comprises before the step of the cutter path coordinate that calculates d-axis processing according to processing trace curve:
    Judging whether to add the processing trace curve of workpiece circle handles;
    When needs add circle and handle, the processing trace curve of workpiece is added circle handle.
  7. [claim 7] d-axis aspheric mirror as claimed in claim 5 method for processing surface is characterized in that, also comprises before the step of the cutter path coordinate that calculates d-axis processing according to processing trace curve:
    Need to judge whether compensation processing;
    If need compensation processing, then importing compensation process data compensates processing to the processing trace curve of designed workpiece.
  8. [claim 8] d-axis aspheric mirror as claimed in claim 5 method for processing surface is characterized in that described cutter machined parameters comprises cutter travelling speed, depth of cut and cutting speed.
CNA2007102023686A 2007-11-02 2007-11-02 Skew axis aspherical mirror processing system and method Pending CN101424934A (en)

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Application Number Priority Date Filing Date Title
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Application Number Priority Date Filing Date Title
CNA2007102023686A CN101424934A (en) 2007-11-02 2007-11-02 Skew axis aspherical mirror processing system and method

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CN101424934A true CN101424934A (en) 2009-05-06

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Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN101887250B (en) * 2009-05-12 2012-05-30 鸿富锦精密工业（深圳）有限公司 CNC (Computerized Numerical Control) machine tool control device
CN107116707A (en) * 2017-05-19 2017-09-01 天津大学 A kind of complex-curved processing method of fragile material
CN115685877A (en) * 2023-01-05 2023-02-03 日照福瑞德科技有限公司 Control method and system for intelligent processing of glass lenses

Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN101887250B (en) * 2009-05-12 2012-05-30 鸿富锦精密工业（深圳）有限公司 CNC (Computerized Numerical Control) machine tool control device
CN107116707A (en) * 2017-05-19 2017-09-01 天津大学 A kind of complex-curved processing method of fragile material
CN107116707B (en) * 2017-05-19 2019-05-10 天津大学 A kind of processing method that fragile material is complex-curved
CN115685877A (en) * 2023-01-05 2023-02-03 日照福瑞德科技有限公司 Control method and system for intelligent processing of glass lenses

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Open date: 20090506