CN103399525A - Method and system for automatically generating numerical control machining code based on capacitor detection technologies - Google Patents

Method and system for automatically generating numerical control machining code based on capacitor detection technologies Download PDF

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CN103399525A
CN103399525A CN2013102773404A CN201310277340A CN103399525A CN 103399525 A CN103399525 A CN 103399525A CN 2013102773404 A CN2013102773404 A CN 2013102773404A CN 201310277340 A CN201310277340 A CN 201310277340A CN 103399525 A CN103399525 A CN 103399525A
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numerical control
control machining
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machining code
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CN103399525B (en
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张碧陶
姚科
高福荣
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Guangzhou HKUST Fok Ying Tung Research Institute
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Abstract

The invention discloses a method and a system for automatically generating a numerical control machining code based on capacitor detection technologies. The method comprises the steps of detecting a workpiece by using a capacitance principle so as to acquire the actual dimension of the workpiece; comparing the acquired actual dimension with the standard dimension of a standard component and calculating the geometrical deviation of the workpiece which does not conform to dimension requirements; automatically generating the numerical control machining code of the workpieces which does not conform to the dimension requirements according to the calculated geometrical deviation, the processing work type, the processing procedure and the processing method; and carrying out conversion and output processing on the automatically generated numerical control machining code. The method disclosed by the invention combines the capacitor detection technologies with the numerical control technology, can realize damage-free online detection for injection molding products, and is high in detection efficiency and detection precision; and meanwhile, the method can realize full automation of the process from detection, flash or raw edge removing and secondary processing and amendment of the products, is high in efficiency and low in cost, and can be widely applied to the field of numerical control machining of the injection molding products.

Description

Numerical control machining code automatic generation method and system based on the capacitance detecting technology
Technical field
The present invention relates to injection-molded item digital control processing field, especially a kind of automatic generation method of numerical control machining code based on the capacitance detecting technology and system.
Background technology
In injection moulding process, reason that product tends to because the defect (as excessive as injection pressure) cause is controlled in injection mo(u)lding or mould impermeability is bad etc., and the problem of overlap or burr appears, need special workman carry out the scraping correction to the product that overlap or burr occur.
In addition, when being subject to the affecting of the factors such as external disturbance, adapted to injection system there will be part substandard products (as undesirable as the surface size of product and smooth finish etc.).In actual production, injection moulding enterprise generally picks out substandard products and does corresponding processing by the mode of workman's manual detection.And for the substandard products that do not conform to the symbol requirement, injection moulding enterprise adopts the secondary processing revised law to process usually, by the workman, according to given dimensional standard, to revising substandard products, is manually revised, thereby makes product reach requirement.
Along with the development of CNC processing technology, more and more injection moulding producer is partial to utilize digital-control processing system to replace manually-operated, to reduce production costs.Yet, when present injection-molded item digital-control processing system is programmed before processing, generally can only by the three-dimensional digital model of drawing, generate numerical control code by CASE(Computer Aided Software Engineering).The numerical control code that computer-aided manufacturing software automatically generates is owing on form, with the code of digital-control processing system, difference being arranged, thus need to manually edit and revise, and then be transferred in digital control system and process, convenient not and efficient.And, present injection-molded item digital-control processing system still must rely on the result of manual detection to generate for substandard products are carried out to the second-order correction numerical control machining code, can not realize from the full automation of numerical control machining code generative process being detected, and accuracy of detection and detection efficiency all lower.
Summary of the invention
In order to solve the problems of the technologies described above, the objective of the invention is: a kind of automatic generation method of numerical control machining code based on the capacitance detecting technology is provided, plastic products be can't harm to online detection and to realize from the full automation of numerical control machining code generative process being detected, can improve the precision of detection and the efficiency of detection simultaneously.
Another object of the present invention is: a kind of automatic creation system of numerical control machining code based on the capacitance detecting technology is provided, plastic products be can't harm to online detection and to realize from the full automation of numerical control machining code generative process being detected, can improve the precision of detection and the efficiency of detection simultaneously.
The technical solution adopted for the present invention to solve the technical problems is: the numerical control machining code automatic generation method based on the capacitance detecting technology comprises:
A, utilize capacitance principle to detect workpiece, thereby obtain the physical size of workpiece;
The standard size of B, the physical size that will obtain and standard component compares, and calculates the geometrical deviation that does not meet the dimensional requirement workpiece;
The geometrical deviation that C, basis calculate, processing work post, manufacturing procedure and job operation generate the numerical control machining code that does not meet the dimensional requirement workpiece automatically;
D, to the numerical control machining code of automatic generation, change and export processing.
Further, the physical size of described workpiece is the length size of workpiece or the length and width size that overlap or burr end face appear in workpiece.
Further, described step B, it comprises:
The standard size of B1, the physical size that will obtain and standard component compares;
B2, according to result relatively, judge whether workpiece meets dimensional requirement, if meet, finish the numerical control machining code generative process, otherwise, perform step B3;
B3, calculating do not meet the geometrical deviation of dimensional requirement workpiece.
Further, described step C, it comprises:
The geometrical deviation that C1, basis calculate is calculated process redundancy, the amount of feeding and the speed of feed that does not meet the dimensional requirement workpiece;
C2, according to the processing work post, determine the coordinate system of processing then according to the process redundancy, the amount of feeding, speed of feed, definite coordinate system and the manufacturing procedure that calculate, to obtain corresponding instruction code and auxiliary code;
Instruction code, auxiliary code and job operation that C3, basis obtain generate the numerical control machining code that does not meet the dimensional requirement workpiece.
Further, the described instruction code that obtains is the G code that represents displacement information, and the described auxiliary code that obtains is the M code that represents the cutter sequence of movement.
Further, described step D, it comprises:
D1, the numerical control machining code of generation is converted to the numerical control machining code file that can be identified by numerically-controlled machine;
D2, the numerical control machining code file of generation is stored into or sends in numerically-controlled machine.
Further, described step D, it comprises:
D1, the numerical control machining code of generation is converted to the numerical control machining code that can be identified by numerically-controlled machine;
D2, the generation identification code corresponding with the numerical control machining code after conversion;
D3, print the identification code of generation be attached to the inside surface that does not meet the dimensional requirement workpiece.
The present invention solves another technical scheme that its technical matters adopts: the numerical control machining code automatic creation system based on the capacitance detecting technology comprises:
Capacitive detection module, detect workpiece be used to utilizing capacitance principle, thereby obtain the physical size of workpiece;
Comparison and computing module, compare for the physical size that will obtain and the standard size of standard component, and calculate the geometrical deviation that does not meet the dimensional requirement workpiece;
The code automatically-generating module, generate for the geometrical deviation according to calculating, processing work post, manufacturing procedure and job operation the numerical control machining code that does not meet the dimensional requirement workpiece automatically;
Output module, change and export processing for the numerical control machining code to automatic generation;
The output terminal of described capacitive detection module is successively by relatively being connected with the code automatically-generating module and then with the input end of output module with computing module.
Further, described comparison and computing module, it comprises:
Comparing unit, compare for the physical size that will obtain and the standard size of standard component;
Judging unit, for according to result relatively, judging whether workpiece meets dimensional requirement, if meet, finish the numerical control machining code generative process, otherwise, go to computing unit;
The deviation computing unit, do not meet the geometrical deviation of dimensional requirement workpiece for calculating;
The input end of described comparing unit is connected with the output terminal of capacitive detection module, the output terminal of described comparing unit passes through judging unit and then is connected with the input end of deviation computing unit, and the output terminal of described deviation computing unit is connected with the input end of code automatically-generating module.
Further, described code automatically-generating module, it comprises:
Computing unit, calculate process redundancy, the amount of feeding and the speed of feed that does not meet the dimensional requirement workpiece for the geometrical deviation according to calculating;
Acquiring unit, then obtain corresponding instruction code and auxiliary code according to the process redundancy, the amount of feeding, speed of feed, definite coordinate system and the manufacturing procedure that calculate by the coordinate system of processing for according to the processing work post, determining;
The code generation unit, generate the numerical control machining code that does not meet the dimensional requirement workpiece for the instruction code according to obtaining, auxiliary code and job operation;
The input end of described computing unit is connected with the output terminal of computing module with comparing, the output terminal of described computing unit passes through acquiring unit and then is connected with the input end of code generation unit, and the output terminal of described code generation unit is connected with the input end of output module.
The beneficial effect of method of the present invention is: capacitance detecting technology and CNC processing technology are combined, can guarantee in the situation that do not destroy physical dimension and the surface smoothness of workpiece, detect quickly and accurately the specification deviation of workpiece with respect to standard component, thereby realized the not damaged of injection-molded item is detected online, and overcome the error of manual detection, detection efficiency is high and accuracy of detection is high; Simultaneously, can automatically generate the numerical control machining code file that can be directly used in follow-up numerical control processing and operating, so that numerically-controlled machine carries out automatically revising operation to the size that does not meet the dimensional requirement workpiece, thereby realize that product is from the full automation of removal " overlap " or " burr " and secondary processing makeover process being detected, efficiency is high and cost is low.
The beneficial effect of system of the present invention is: capacitance detecting technology and CNC processing technology are combined, can guarantee in the situation that do not destroy physical dimension and the surface smoothness of workpiece, detect quickly and accurately the specification deviation of workpiece with respect to standard component, thereby realized the not damaged of injection-molded item is detected online, and overcome the error of manual detection, detection efficiency is high and accuracy of detection is high; Simultaneously, code automatically-generating module and output module can generate the numerical control machining code file that can be directly used in follow-up numerical control processing and operating automatically, so that numerically-controlled machine carries out automatically revising operation to the size that does not meet the dimensional requirement workpiece, thereby realize that product is from the full automation of removal " overlap " or " burr " and secondary processing makeover process being detected, efficiency is high and cost is low.
The accompanying drawing explanation
The invention will be further described below in conjunction with drawings and Examples.
Fig. 1 is the process flow diagram that the present invention is based on the numerical control machining code automatic generation method of capacitance detecting technology;
Fig. 2 is the process flow diagram of method step B of the present invention;
Fig. 3 is the process flow diagram of method step C of the present invention;
Fig. 4 is a kind of process flow diagram of method step D of the present invention;
Fig. 5 is the another kind of process flow diagram of method step D of the present invention;
Fig. 6 is the structured flowchart that the present invention is based on the numerical control machining code automatic creation system of capacitance detecting technology;
Fig. 7 is the structured flowchart of systematic comparison of the present invention and computing module;
Fig. 8 is the structured flowchart of system code automatically-generating module of the present invention.
Embodiment
With reference to Fig. 1, the numerical control machining code automatic generation method based on the capacitance detecting technology comprises:
A, utilize capacitance principle to detect workpiece, thereby obtain the physical size of workpiece;
The standard size of B, the physical size that will obtain and standard component compares, and calculates the geometrical deviation that does not meet the dimensional requirement workpiece;
The geometrical deviation that C, basis calculate, processing work post, manufacturing procedure and job operation generate the numerical control machining code that does not meet the dimensional requirement workpiece automatically;
D, to the numerical control machining code of automatic generation, change and export processing.
Wherein, workpiece is plastic products to be detected, through travelling belt, transmits; And standard component is the standard plastic goods that meet dimensional requirement, and its size is generally generated by CASE(Computer Aided Software Engineering) (CAD, CAM software).
Utilize capacitance principle to detect and mainly refer to and utilize plate condenser to detect workpiece workpiece.One utmost point of plate condenser can be located at the top of arbitrary workpiece, and another utmost point of plate condenser is located on the travelling belt surface.Computing Principle according to capacitance:
Figure 2013102773404100002DEST_PATH_IMAGE002
, wherein,
Figure 2013102773404100002DEST_PATH_IMAGE004
For the specific inductive capacity of medium between flat board, A is the relative area at the two poles of the earth, and d is the relative distance of two interpolars, changes any one in these 3 parameters, all can change the capacitance of this plate condenser.In case determined the relative area A at plate condenser the two poles of the earth and apart from d, when plate condenser scanned workpiece, the workpiece of different-thickness or height will cause the change in dielectric constant between plate condenser, thereby causes the variation of capacitance.Therefore according to the capacitance variation situation, just can obtain thickness of workpiece or highly wait and the data of Size dependence.
Physical size refers to the length size of workpiece or standard component or the length and width size that overlap or burr end face appear in workpiece.
The geometrical deviation that does not meet the dimensional requirement workpiece refers to, does not meet dimensional requirement workpiece and standard component dimension difference between the two.
Processing work post, manufacturing procedure and job operation are all according to actual needs and predefined.
Output is processed the numerical control machining code comprise after conversion and is sent to numerically-controlled machine, generates the identification code corresponding with numerical control machining code and is attached to the inside surface of workpiece.Numerical control machining code after conversion is consistent with the standard code form of numerically-controlled machine, can be directly used in the follow-up numerical control processing and operating of numerically-controlled machine.
The present invention utilizes capacitance principle to detect the length size on workpiece outward appearance plane and the length and width size of overlap or burr end face occurs, to meeting the dimensional requirement workpiece, do not generate corresponding numerical control code, then send to after treatment numerically-controlled machine, by numerically-controlled machine, complete follow-up removal " overlap " or " burr " and second-order correction and process.For the workpiece of " overlap " or " burr ", numerically-controlled machine locates to adopt certain processing technology (as Milling Process) according to the numerical control machining code that receives at length and width size end face (as injection moulding matched moulds end face), and " overlap " or " burr " removed.If it is uneven the height on workpiece outward appearance plane to be detected, smooth finish is bad, can utilize equally method of the present invention to generate corresponding numerical control code, then utilizes CNC processing technology to process surface attractive in appearance.
Be further used as preferred embodiment, the physical size of described workpiece is the length size of workpiece or the length and width size that overlap or burr end face appear in workpiece.
With reference to Fig. 2, be further used as preferred embodiment, described step B, it comprises:
The standard size of B1, the physical size that will obtain and standard component compares;
B2, according to result relatively, judge whether workpiece meets dimensional requirement, if meet, finish the numerical control machining code generative process, otherwise, perform step B3;
B3, calculating do not meet the geometrical deviation of dimensional requirement workpiece.
Wherein, do not meet the dimensional requirement workpiece, refer to that the size of workpiece does not meet the requirement of size.Geometrical deviation mainly refers to the dimensional discrepancy value between workpiece and standard component.
With reference to Fig. 3, be further used as preferred embodiment, described step C, it comprises:
The geometrical deviation that C1, basis calculate is calculated process redundancy, the amount of feeding and the speed of feed that does not meet the dimensional requirement workpiece;
C2, according to the processing work post, determine the coordinate system of processing then according to the process redundancy, the amount of feeding, speed of feed, definite coordinate system and the manufacturing procedure that calculate, to obtain corresponding instruction code and auxiliary code;
Instruction code, auxiliary code and job operation that C3, basis obtain generate the numerical control machining code that does not meet the dimensional requirement workpiece.
Wherein, the process redundancy of workpiece is mainly used in removing overlap or the burr of workpiece end face.And according to standard numerical control code skeleton, build numerical control machining code due to the method, therefore, the numerical control machining code of generation does not need to carry out any modification and just can directly in digital control system, move.
Be further used as preferred embodiment, the described instruction code that obtains is the G code that represents displacement information, and the described auxiliary code that obtains is the M code that represents the cutter sequence of movement.
With reference to Fig. 4, be further used as preferred embodiment, described step D, it comprises:
D1, the numerical control machining code of generation is converted to the numerical control machining code file that can be identified by numerically-controlled machine;
D2, the numerical control machining code file of generation is stored into or sends in numerically-controlled machine.
Numerically-controlled machine can directly not carry out follow-up processing by the numerical control machining code file that receives to meeting the dimensional requirement workpiece, and is very convenient and efficient.
With reference to Fig. 5, be further used as preferred embodiment, described step D, it comprises:
D1, the numerical control machining code of generation is converted to the numerical control machining code that can be identified by numerically-controlled machine;
D2, the generation identification code corresponding with the numerical control machining code after conversion;
D3, print the identification code of generation be attached to the inside surface that does not meet the dimensional requirement workpiece.
And for not meeting in enormous quantities the dimensional requirement workpiece, numerically-controlled machine also can access corresponding numerical control machining code automatically by the identification code of scanning workpiece, thereby can facilitate and quickly workpiece be carried out to the batch correcting process.
Workflow of the present invention is as follows: plate condenser detects workpiece, thereby obtain the physical size (as the length size on workpiece outward appearance plane or the size of workpiece appearance " overlap " or " burr " end face) of workpiece, and compare with the standard size of standard component, judge whether the physical size of workpiece meets the requirement of size.Then, discontented full size cun is required to workpiece, calculate its corresponding geometrical deviation.Follow again, according to the geometrical deviation that calculates, calculate the technological parameters such as process redundancy, the amount of feeding and speed of feed that do not meet the dimensional requirement workpiece.Follow again, according to the processing work post, determine the coordinate system of processing, then determine corresponding cutter action (as withdrawing, cooling, main shaft stops etc.) sequence code according to lathe coordinate system and manufacturing procedure, generate a series of instruction codes and auxiliary code.Then, according to corresponding job operation, generate the numerical control machining code that does not meet the dimensional requirement workpiece.Finally, the numerical control machining code of generation is converted to the numerical control machining code file that numerically-controlled machine can identify send it to numerically-controlled machine.Simultaneously, for large batch of workpiece, also can first convert the numerical control machining code of generation to numerical control machining code that numerically-controlled machine can be identified, then generate the identification code corresponding with the numerical control code after conversion, finally by printer, print the identification code that does not meet the dimensional requirement workpiece the inside surface that identification code is attached to workpiece.Because the method builds numerical control code according to standard numerical control code skeleton, therefore, the numerical control machining code of generation does not need to carry out any modification and just can directly in digital control system, move.Follow-up numerically controlled processing equipment, as long as the identification code of scanning workpiece or corresponding numerical control machining code file just can access the numerical control machining code of associated workpiece automatically, thereby can facilitate and realize that injection-molded item is by the fully-automatic production that removal " overlap " or " burr " and digital control processing correction detected quickly.
With reference to Fig. 6, the numerical control machining code automatic creation system based on the capacitance detecting technology comprises:
Capacitive detection module, detect workpiece be used to utilizing capacitance principle, thereby obtain the physical size of workpiece;
Comparison and computing module, compare for the physical size that will obtain and the standard size of standard component, and calculate the geometrical deviation that does not meet the dimensional requirement workpiece;
The code automatically-generating module, generate for the geometrical deviation according to calculating, processing work post, manufacturing procedure and job operation the numerical control machining code that does not meet the dimensional requirement workpiece automatically;
Output module, change and export processing for the numerical control machining code to automatic generation;
The output terminal of described capacitive detection module is successively by relatively being connected with the code automatically-generating module and then with the input end of output module with computing module.
With reference to Fig. 7, be further used as preferred embodiment, described comparison and computing module, it comprises:
Comparing unit, compare for the physical size that will obtain and the standard size of standard component;
Judging unit, for according to result relatively, judging whether workpiece meets dimensional requirement, if meet, finish the numerical control machining code generative process, otherwise, go to computing unit;
The deviation computing unit, do not meet the geometrical deviation of dimensional requirement workpiece for calculating;
The input end of described comparing unit is connected with the output terminal of capacitive detection module, the output terminal of described comparing unit passes through judging unit and then is connected with the input end of deviation computing unit, and the output terminal of described deviation computing unit is connected with the input end of code automatically-generating module.
With reference to Fig. 8, be further used as preferred embodiment, described code automatically-generating module, it comprises:
Computing unit, calculate process redundancy, the amount of feeding and the speed of feed that does not meet the dimensional requirement workpiece for the geometrical deviation according to calculating;
Acquiring unit, then obtain corresponding instruction code and auxiliary code according to the process redundancy, the amount of feeding, speed of feed, definite coordinate system and the manufacturing procedure that calculate by the coordinate system of processing for according to the processing work post, determining;
The code generation unit, generate the numerical control machining code that does not meet the dimensional requirement workpiece for the instruction code according to obtaining, auxiliary code and job operation;
The input end of described computing unit is connected with the output terminal of computing module with comparing, the output terminal of described computing unit passes through acquiring unit and then is connected with the input end of code generation unit, and the output terminal of described code generation unit is connected with the input end of output module.
More than that better enforcement of the present invention is illustrated, but the invention is not limited to described embodiment, those of ordinary skill in the art also can do and make all equivalent variations or replacement under the prerequisite without prejudice to spirit of the present invention, the distortion that these are equal to or replacement all are included in the application's claim limited range.

Claims (10)

1. based on the numerical control machining code automatic generation method of capacitance detecting technology, it is characterized in that comprising:
A, utilize capacitance principle to detect workpiece, thereby obtain the physical size of workpiece;
The standard size of B, the physical size that will obtain and standard component compares, and calculates the geometrical deviation that does not meet the dimensional requirement workpiece;
The geometrical deviation that C, basis calculate, processing work post, manufacturing procedure and job operation generate the numerical control machining code that does not meet the dimensional requirement workpiece automatically;
D, to the numerical control machining code of automatic generation, change and export processing.
2. the automatic generation method of the numerical control machining code based on the capacitance detecting technology according to claim 1, it is characterized in that: the physical size of described workpiece is the length size of workpiece or the length and width size that overlap or burr end face appear in workpiece.
3. the automatic generation method of the numerical control machining code based on the capacitance detecting technology according to claim 1 is characterized in that: described step B, and it comprises:
The standard size of B1, the physical size that will obtain and standard component compares;
B2, according to result relatively, judge whether workpiece meets dimensional requirement, if meet, finish the numerical control machining code generative process, otherwise, perform step B3;
B3, calculating do not meet the geometrical deviation of dimensional requirement workpiece.
4. the automatic generation method of the numerical control machining code based on the capacitance detecting technology according to claim 1 is characterized in that: described step C, and it comprises:
The geometrical deviation that C1, basis calculate is calculated process redundancy, the amount of feeding and the speed of feed that does not meet the dimensional requirement workpiece;
C2, according to the processing work post, determine the coordinate system of processing then according to the process redundancy, the amount of feeding, speed of feed, definite coordinate system and the manufacturing procedure that calculate, to obtain corresponding instruction code and auxiliary code;
Instruction code, auxiliary code and job operation that C3, basis obtain generate the numerical control machining code that does not meet the dimensional requirement workpiece.
5. the automatic generation method of the numerical control machining code based on the capacitance detecting technology according to claim 3, it is characterized in that: the described instruction code that obtains is the G code that represents displacement information, and the described auxiliary code that obtains is the M code that represents the cutter sequence of movement.
6. the automatic generation method of the numerical control machining code based on the capacitance detecting technology according to claim 1 is characterized in that: described step D, and it comprises:
D1, the numerical control machining code of generation is converted to the numerical control machining code file that can be identified by numerically-controlled machine;
D2, the numerical control machining code file of generation is stored into or sends in numerically-controlled machine.
7. the automatic generation method of the numerical control machining code based on the capacitance detecting technology according to claim 1 is characterized in that: described step D, and it comprises:
D1, the numerical control machining code of generation is converted to the numerical control machining code that can be identified by numerically-controlled machine;
D2, the generation identification code corresponding with the numerical control machining code after conversion;
D3, print the identification code of generation be attached to the inside surface that does not meet the dimensional requirement workpiece.
8. based on the numerical control machining code automatic creation system of capacitance detecting technology, it is characterized in that comprising:
Capacitive detection module, detect workpiece be used to utilizing capacitance principle, thereby obtain the physical size of workpiece;
Comparison and computing module, compare for the physical size that will obtain and the standard size of standard component, and calculate the geometrical deviation that does not meet the dimensional requirement workpiece;
The code automatically-generating module, generate for the geometrical deviation according to calculating, processing work post, manufacturing procedure and job operation the numerical control machining code that does not meet the dimensional requirement workpiece automatically;
Output module, change and export processing for the numerical control machining code to automatic generation;
The output terminal of described capacitive detection module is successively by relatively being connected with the code automatically-generating module and then with the input end of output module with computing module.
9. the automatic creation system of the numerical control machining code based on the capacitance detecting technology according to claim 8 is characterized in that: described comparison and computing module, and it comprises:
Comparing unit, compare for the physical size that will obtain and the standard size of standard component;
Judging unit, for according to result relatively, judging whether workpiece meets dimensional requirement, if meet, finish the numerical control machining code generative process, otherwise, go to computing unit;
The deviation computing unit, do not meet the geometrical deviation of dimensional requirement workpiece for calculating;
The input end of described comparing unit is connected with the output terminal of capacitive detection module, the output terminal of described comparing unit passes through judging unit and then is connected with the input end of deviation computing unit, and the output terminal of described deviation computing unit is connected with the input end of code automatically-generating module.
10. the automatic creation system of the numerical control machining code based on the capacitance detecting technology according to claim 8 is characterized in that: described code automatically-generating module, and it comprises:
Computing unit, calculate process redundancy, the amount of feeding and the speed of feed that does not meet the dimensional requirement workpiece for the geometrical deviation according to calculating;
Acquiring unit, then obtain corresponding instruction code and auxiliary code according to the process redundancy, the amount of feeding, speed of feed, definite coordinate system and the manufacturing procedure that calculate by the coordinate system of processing for according to the processing work post, determining;
The code generation unit, generate the numerical control machining code that does not meet the dimensional requirement workpiece for the instruction code according to obtaining, auxiliary code and job operation;
The input end of described computing unit is connected with the output terminal of computing module with comparing, the output terminal of described computing unit passes through acquiring unit and then is connected with the input end of code generation unit, and the output terminal of described code generation unit is connected with the input end of output module.
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CN111958328A (en) * 2020-07-22 2020-11-20 中国空气动力研究与发展中心设备设计与测试技术研究所 Workpiece machining control method, device and system
CN114535122A (en) * 2022-03-08 2022-05-27 南通立方新材料科技有限公司 Rib trimming device for injection molding food container
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