CN101428363B - Large-scale honeycomb ring spark-erosion grinding machining self-operated measuring device and use method thereof - Google Patents

Large-scale honeycomb ring spark-erosion grinding machining self-operated measuring device and use method thereof Download PDF

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Publication number
CN101428363B
CN101428363B CN2008102295613A CN200810229561A CN101428363B CN 101428363 B CN101428363 B CN 101428363B CN 2008102295613 A CN2008102295613 A CN 2008102295613A CN 200810229561 A CN200810229561 A CN 200810229561A CN 101428363 B CN101428363 B CN 101428363B
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China
Prior art keywords
electric spark
spindle nose
processing
measure
spark grinding
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Expired - Fee Related
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CN2008102295613A
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Chinese (zh)
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CN101428363A (en
Inventor
刘丹
崔秀藩
王德新
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Shenyang Liming Aero Engine Group Co Ltd
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Shenyang Liming Aero Engine Group Co Ltd
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Abstract

The invention relates to an automatic measuring device and an application method for large-scale honeycomb ring electric spark grinding, which belongs to the technical field of electric machining and application, the device comprises an electric spark grinding machine tool, a measuring shaft head, a glide rail, an AC servomotor and a length measuring device, wherein, the perceive probe measuring shaft head is vertically mounted on the left side of the beam of the electric spark grinding machine tool and is parallel to the electrode processing shaft head of the electric spark grinding machine tool, the AC servomotor is mounted and fixed at one end of a working rotary table close to the measuring shaft head, and the length measuring device and the perceive measuring probe are connected at the front end of the AC servomotor in sequence. The application method of the automatic measuring device is characterized in that workpieces are processed by adopting the processing electrode of the electric spark grinding machine tool, then the electrode processing shaft head of the electric spark grinding machine tool is hoisted, and the work pieces are measured through descending the measuring shaft head. The automatic measuring device and the application technical method thereof have the advantages that the processing and measurement of the work pieces are separately performed, and the automatic measurement is realized at the same time, the processing operation of the large-scale ring-shaped work pieces is simplified, the processing precision is high, the operation is safe and reliable, and the time and the labor are saved.

Description

A kind of large-scale honeycomb ring spark-erosion grinding machining self-operated measuring device and application process
Technical field
The invention belongs to the electric machining applied technical field, particularly relate to a kind of large-scale honeycomb ring spark-erosion grinding machining self-operated measuring device and application process.
Background technology
Common electric spark grinding lathe all only is provided with a main tapping and is used to install machined electrode, workpiece is through adopting thousand fens bars to carry out hand dipping after the machined electrode grinding, this metering system is along with the increasing of diameter of work and the restriction of measuring position, measure error also increases thereupon, particularly diameter surpasses 2.5 meters depressed honeycomb workpiece, the domestic in the past precedent that did not also have EDM Grinding, metering system be a blank especially.Can only consider to implement automatic measurement, but if on the main shaft of common electrical spark grinding machine installation machined electrode, self-operated measuring unit is installed, because adding workpiece in man-hour, electrode and measuring mechanism need be immersed in the working fluid simultaneously, will certainly cause because of the dual pollution of working fluid and elaboration products to measure and be forbidden.
Summary of the invention
For improving large-sized annular honeycomb workpiece Grinding Machining Quality, accomplishing that process is time saving and energy saving, simple to operate, the invention provides a kind of large-scale honeycomb ring spark-erosion grinding machining self-operated measuring device and application process.
This device comprises the electric spark grinding lathe, measure spindle nose, guide rail, AC servo motor, measure length gauge, the perception gauge head, measure the electrode processing spindle nose that spindle nose is vertically mounted on the left side of electric spark grinding lathe crossbeam and is parallel to the electric spark grinding lathe, be provided with guide rail between the crossbeam of measurement spindle nose and electric spark grinding lathe, measuring spindle nose can carry out by guide rail that X-axis moves horizontally along the crossbeam of electric spark grinding lathe and carry out the Z axle along the crossbeam perpendicular to the electric spark grinding lathe and vertically move, the measurement spindle nose can drive the Z axle when X-direction moves and the U axle moves together, the measurement spindle nose installs and fixes AC servo motor near an end of Work turning table, the front end of AC servo motor, a side parallel with the crossbeam of electric spark grinding lathe installs and fixes the measurement length gauge, measure the front end of length gauge the perception gauge head is installed, wherein AC servo motor can drag and measure length gauge and carry out the U axle and move.
The application process following steps of this device are carried out:
A, workpiece is placed on the Work turning table, compress after centering is concentric, the electrode processing spindle nose of decline electric spark grinding lathe adopts machined electrode that workpiece is carried out honeycomb internal grinding processing to the precalculated position, after a machine process finishes electrode is processed spindle nose and moves to the inoperative zone.
B, entering measurement links will measure spindle nose and move to the workpiece Working position, start during near the workpiece measured surface by AC servo motor, measure the measuring mechanism that length gauge and perception gauge head are formed, this moment, AC Servo Motor Control dragged the U axle, measure length gauge, the perception gauge head is measured workpiece, wherein the U axle is finely tuned the X-axis of motion for measuring length gauge, calculate the amount of feeding of processing next time and carry out record according to measurement result, the traverse measurement spindle nose is to non-machining area, former Working position is returned in the electrode processing spindle nose adjustment of electric spark grinding lathe, proceed next machine process.
C, repeat above-mentioned processing and detect two operations, till part to be processed is of the required size.
Use above-mentioned detection method, the workpiece calibration precision can reach 0.02mm, can satisfy the demand of production and processing.
The present invention is installed in electrode and measurement mechanism respectively two parallel ends of lathe crossbeam respectively, make the processing of workpiece and measure realization measurement automatically when separately carrying out, after having solved large-sized annular honeycomb parts EDM Grinding, the technical barrier that size can't be measured, make the large-sized annular workpiece process operation simplification, machining accuracy height, safe and reliable, save time, save manpower.
Description of drawings
Fig. 1 is the structural representation of this device;
Among Fig. 1: the crossbeam of 1 electric spark grinding lathe, 2 measure spindle nose, and 3 measure length gauge, 4 perception gauge heads, 5 AC servo motors, the electrode processing spindle nose of 6 electric spark grinding lathes, 7 machined electrodes, 8 Work turning tables.
The specific embodiment
This device comprises the electric spark grinding lathe, measure spindle nose 2, guide rail, AC servo motor 5, measure length gauge 3, perception gauge head 4, measure spindle nose 2 be vertically mounted on the electric spark grinding lathe crossbeam 1 the left side and be parallel to the electrode processing spindle nose 6 of electric spark grinding lathe, be provided with guide rail between the crossbeam 1 of measurement spindle nose 2 and electric spark grinding lathe, measuring spindle nose 2 can carry out by guide rail that X-axis moves horizontally along the crossbeam 1 of electric spark grinding lathe and carry out the Z axle along the crossbeam 1 perpendicular to the electric spark grinding lathe and vertically move, measurement spindle nose 2 can drive the Z axle when X-direction moves and the U axle moves together, measurement spindle nose 2 installs and fixes AC servo motor 5 near an end of Work turning table 8, the front end of AC servo motor 5, a side parallel with the crossbeam 1 of electric spark grinding lathe installs and fixes measures length gauge 3, measure the front end of length gauge 3 perception gauge head 4 is installed, wherein AC servo motor 5 can drag and measure length gauge 3 and carry out the U axle and move.
The application process following steps of this device are carried out:
A, workpiece is placed on the Work turning table 8, compress after centering is concentric, the electrode processing spindle nose 6 of decline electric spark grinding lathe is to the precalculated position, adopt 7 pairs of workpiece of machined electrode to carry out honeycomb internal grinding processing, the electrode processing spindle nose 6 with the electric spark grinding lathe after a machine process finishes moves to the inoperative zone.
B, entering measurement links will measure spindle nose 2 and move to the workpiece Working position, start during near the workpiece measured surface by AC servo motor 5, measure the measuring mechanism that length gauge 3 and perception gauge head 4 are formed, this moment, AC servo motor 5 controls dragged the U axle, measure length gauge 3,4 pairs of workpiece of perception gauge head are measured, wherein the U axle is finely tuned the X-axis of motion for measuring length gauge, the U axle is identical with X-direction, but the U axle is compound X-axis, be to carry out the fine setting of X-direction to measuring length gauge, calculate the amount of feeding of processing next time and carry out record according to measurement result, traverse measurement spindle nose 2 is to non-machining area, the electrode processing spindle nose 6 of electric spark grinding lathe is adjusted back former Working position, proceed next machine process.
C, repeat above-mentioned processing and detect two operations, till part to be processed is of the required size.
Use above-mentioned detection method, the workpiece calibration precision can reach 0.02mm, can satisfy the demand of production and processing.

Claims (2)

1. large-scale honeycomb ring spark-erosion grinding machining self-operated measuring device, this device comprises the electric spark grinding lathe, measure spindle nose, guide rail, AC servo motor, measure length gauge, the perception gauge head, measure the electrode processing spindle nose that spindle nose is vertically mounted on the left side of electric spark grinding lathe crossbeam and is parallel to the electric spark grinding lathe, be provided with guide rail between the crossbeam of measurement spindle nose and electric spark grinding lathe, the measurement spindle nose installs and fixes AC servo motor near an end of Work turning table, the front end of AC servo motor, a side parallel with the crossbeam of electric spark grinding lathe installs and fixes the measurement length gauge, measures the front end of length gauge the perception gauge head is installed.
2. the application process of the described large-scale honeycomb ring spark-erosion grinding machining self-operated measuring device of claim 1 is characterized in that as follows:
A, workpiece is placed on the Work turning table, compress after centering is concentric, the electrode processing spindle nose of decline electric spark grinding lathe adopts machined electrode that workpiece is carried out honeycomb internal grinding processing to the precalculated position, after a machine process finishes electrode is processed spindle nose and moves to the inoperative zone.
B, entering measurement links will measure spindle nose and move to the workpiece Working position, start during near the workpiece measured surface by AC servo motor, measure the measuring mechanism that length gauge and perception gauge head are formed, this moment, AC Servo Motor Control dragged the U axle, measure length gauge, the perception gauge head is measured workpiece, wherein the U axle is finely tuned the X-axis of motion for measuring length gauge, calculate the amount of feeding of processing next time and carry out record according to measurement result, the traverse measurement spindle nose is to non-machining area, former Working position is returned in the electrode processing spindle nose adjustment of electric spark grinding lathe, proceed next machine process.
C, repeat above-mentioned processing and detect two operations, till part to be processed is of the required size.
CN2008102295613A 2008-12-10 2008-12-10 Large-scale honeycomb ring spark-erosion grinding machining self-operated measuring device and use method thereof Expired - Fee Related CN101428363B (en)

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Families Citing this family (8)

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Publication number Priority date Publication date Assignee Title
CN104476363B (en) * 2014-11-13 2017-01-18 沈阳黎明航空发动机(集团)有限责任公司 Method for using honeycomb grinding machine to process radial slot or small waist type slot
CN104802086B (en) * 2015-04-09 2017-06-16 北京第二机床厂有限公司 The phase automated on-line instrumentation of crank-shaft link neck
CN107014333B (en) * 2017-05-31 2019-04-12 西安交通大学 In small-bore cartridge by diffusion of volatile treating agent micro hole precision measurement apparatus in place and method
CN107883830A (en) * 2017-12-18 2018-04-06 中国航发贵州黎阳航空动力有限公司 A kind of measurement apparatus and method of aero-engine honeycomb surface run_out
CN107962432B (en) * 2018-01-09 2023-09-26 河南理工大学 Clamping main shaft system for electrolytic grinding of thin disc workpieces
CN112254693A (en) * 2019-07-22 2021-01-22 佛山市南海华达高木模具有限公司 Depth precision measurement method
DE102019220052A1 (en) * 2019-12-18 2021-06-24 Kadia Produktion Gmbh + Co. Measuring method and measuring system for measuring bores as well as fine processing machine with measuring system
CN110900452B (en) * 2019-12-28 2020-10-30 东阳汉林传感器有限公司 Sensing equipment for forming feedback machining according to diameter of workpiece shaft

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