CN1974132A - Multifunctional numerically controlled grinding wheel trimmer - Google Patents
Multifunctional numerically controlled grinding wheel trimmer Download PDFInfo
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- CN1974132A CN1974132A CN 200610135311 CN200610135311A CN1974132A CN 1974132 A CN1974132 A CN 1974132A CN 200610135311 CN200610135311 CN 200610135311 CN 200610135311 A CN200610135311 A CN 200610135311A CN 1974132 A CN1974132 A CN 1974132A
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- motor
- servomotor
- bevel gear
- ball
- screw
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- Finish Polishing, Edge Sharpening, And Grinding By Specific Grinding Devices (AREA)
Abstract
The multifunctional numerically controlled grinding wheel trimmer is for trimming the grinding surface of grinding wheel in any shape. The control system has a motion controller in the industrial control computer, an IPC, an interface circuit, a driver, servo motors including four motor separately for controlling feeding, conveying, base and turning angle, a speed regulator and limit switches connected together. The trimming device has a trimming grinding wheel, a turning angle control mechanism, a feeding control mechanism, a trimming conveyance mechanism and a base driving mechanism.
Description
Technical field
The present invention relates to a kind of device or instrument that is used to repair or regulate lapped face, especially relate to a kind of equipment that adopts the multifunctional numerical control technology that processing grinding wheel is repaired.
Background technology
Aspheric use is increasingly extensive, and high accuracy is aspheric to be processed into a current hot issue.Carrying out the error compensation grinding with emery wheel is the aspheric common method of processing.The processing grinding wheel that use meets the requirements is the prerequisite that compensates processing, behind the abrasion of grinding wheel, selects desirable crushing mode will directly have influence on the surface quality of processing back aspheric surface workpiece.The method of crushing, just like using laser, electrolysis etc., but finishing for ceramic CBN emery wheel, in order to obtain desirable wheel face shape, the main diamond dresser that adopts, in some cases, for example in order to obtain surfaces such as circular arc or V-arrangement, the mechanical type finishing is the unique method that can adopt.But the present most function singleness of mechanical type conditioning system can only be repaired the emery wheel of given shape.For realizing the finishing of different shape emery wheels such as high accuracy aspherical mirror machining midplane, circular arc and sphere emery wheel, need the exploitation numerically controlled grinding wheel trimmer, but present domestic numerical control crushing technology still is in the experimental study stage.
University Of Shantou provides a kind of grinder wheel trimmer in the application for a patent for invention of publication number for CN1428225, comprise dressing tool, base and digital control system, base is installed on the Grinder bench, be provided with a rotating disk above the base, digital control system control driven by servomotor dial rotation, dressing tool is installed on the rotating disk, the direct trimming wheel of dressing tool, and the circular arc center of circle of its cutting edge is dropped on the rotational axis line of rotating disk.
South China Science ﹠ Engineering University provides a kind of numerical control formation teeth-grinding abrasion wheel trimmer in the application for a patent for invention of publication number for CN1861323, comprise base, freeing wheel supporting device, Poewr transmission mechanism, be provided with a freeing wheel guiding mechanism, the freeing wheel guiding mechanism constitutes by adjusting platform, guide runner and plug; Guide runner one end is clamped the adjustment platform in pairs, and the other end is installed on the base by the chute on the associated base respectively, and plug is installed in base central authorities; Described Poewr transmission mechanism comprises the spring flexible axle, cooperates for key between spring flexible axle and the finishing wheel shaft; Freeing wheel is installed on by the freeing wheel supporting device and adjusts on the platform.
Electromechanical Research Institute, Changzhou Institute of Industry Technology provides a kind of numerical control Internal Spherical Surface grinder wheel trimming device in the application for a patent for invention of notification number for CN2741719, comprise diamond pen position adjusting mechanism and casing, also comprise line reciprocator, signal detection mechanism and single-point slew gear, line reciprocator is by cylinder block, piston rod and tooth bar are formed, cylinder block is fixedlyed connected with casing, piston rod is fixedlyed connected with the rear end of tooth bar, signal detection mechanism is by the ring of posting a letter, two noncontacting switches and installing plate are formed, the ring of posting a letter is fixed on the piston rod, noncontacting switch is installed on the installing plate, installing plate is fixed on the cylinder block, the single-point slew gear is by main shaft, revolution base plate and two gears are formed, main shaft can be rotated to support on the casing by bearing, two gears are fixedly mounted on the main shaft, and all mesh with tooth bar, and the revolution base plate is bearing on the casing by bearing, and the revolution base plate is fixedlyed connected with main shaft, and the diamond pen position regulator is supported on this revolution base plate.
Summary of the invention
The objective of the invention is at the speed and the precision of existing crushing not high, the processing quality less stable, problems such as production efficiency is lower, provide a kind of and can carry out the numerical control finishing various processing grinding wheels, can realize finishing, the multi-functional four-shaft numerically controlled wheel dresser that the dressing accuracy of curve and repeatable accuracy are high for arbitrary shape emery wheel in the high accuracy aspherical mirror machining.
Technical scheme of the present invention adopts four routing motion modes of 3 shifting axles+1 turning cylinder.
The present invention includes control system and trimmer two parts.
Control system is provided with industrial computer, interface circuit, motor driver, servomotor, DC speed regulator and limit switch, the motion controller of industrial computer inserts in the PCI slot of IPC, link to each other with the motor driver input through interface circuit, motor driver output servo motor termination, servomotor establishes feeding motor (Y-axis), send motor to (Z axle), pedestal motor (X-axis) and corner control motor (B axle), and DC speed regulator and limit switch connect motor driver.
Trimmer is provided with trimming wheel, corner controlling organization (B coordinate), feed mechanism (Y coordinate), finishing feed mechanism (Z coordinate) and pedestal transmission mechanism (X coordinate).Pedestal transmission mechanism (X-axis) is provided with pedestal AC servo motor, shaft coupling, ball guide screw nat and linear rolling track, and the pedestal AC servo motor directly is connected by shaft coupling with ball-screw, makes system architecture simple, has reduced the link that produces error; Feed mechanism (Y-axis) is provided with feed servo motor (Y-axis), bevel gear, ball screw and guide rail, and feed servo motor (Y-axis) is connected to ball-screw through the bevel gear commutation, and carries out side-to-side movement at guide rail, and its displacement is obtained by high accuracy grating chi; Feed mechanism (Z axle) is provided with sends servomotor (Z axle), bevel gear, ball screw and guide rail to, sends servomotor (Z axle) to and is connected to ball-screw through the bevel gear commutation, and move up and down respectively at guide rail, and its displacement is obtained by high accuracy grating chi; Corner controlling organization (B axle) is provided with corner control servomotor (B axle) and bevel gear, and corner control servomotor (B axle) is linked oscillation center through bevel gear, to control its swing.Trimming wheel connects dc speed-regulating motor.During finishing by user interface to the required finishing parameter of industrial computer input, write the G instruction repertorie, carry out processings back such as interpolation operation and send the motion of control impuls drive motors to motor, the drive trimmer is repaired emery wheel.It has the four-axle linked function of 3 shifting axles+1 turning cylinder, can move on X, Y, three directions of Z and a swing around the X-axis gyratory directions, therefore can accurately repair the emery wheel of various curved surfaces.
Below provide the process of utilizing the present invention to carry out crushing.Want trimming wheel, at first to regulate the finishing initial position of trimmer, set finishing and send zero point to, adjust finishing feeding zero point, refacing for symmetry, the oscillation center of trimmer is transferred on the middle section of emery wheel, the operator is according to the grinding wheel shape of required finishing, determine the haul distance that trimming wheel should be walked, will plan, calculate the amount of feeding of each with respect to the track for the treatment of the trimming wheel motion, selected every section required speed of mainshaft of program, the finishing amount of feeding, feed rate and feed etc., piecemeal data input microcomputer, it is linear interpolation or circular interpolation that system is judged, passes through microcomputer data processing according to processing sequence, send pulse to each respectively, drive circuit control motor movement separately, each routing motion repairs required shape then.
Crushing provided by the present invention is powerful, and numerical control finishing and motion control can be satisfied complicated finishing needs.Compare with existing dresser, the present invention has following outstanding feature:
1. adopt DSP control and high-precision timer, interrupt control technique, the multiaxis control instruction is integrated in the interrupt cycle (up to 10 μ S) and finishes, and improves trimming speed and precision greatly.
2. the user can adopt the numerical control finishing program that NC writes processing grinding wheel, and is convenient and swift.
3. can carry out the finishing of different shape emery wheel, whole system is easy and simple to handle, and programming is flexibly, and is flexible strong, the production efficiency height, and processing quality is stable.
Description of drawings:
Fig. 1 is the structure composition frame chart of the embodiment of the invention.
Fig. 2 is the structure diagram of the trimmer of the embodiment of the invention.
The specific embodiment
Following examples will be further described content of the present invention and application thereof in conjunction with the accompanying drawings.
Referring to Fig. 1, the basic structure of the embodiment of the invention mainly partly is made up of control system part and trimmer.In Fig. 1, industrial computer A 1 is connected with dsp processor A22 with host communication interface A21 among the PCI-1240 interface circuit A2 by pci bus, dsp processor A22 is connected with the relay A24 of control panel by photoelectricity isolating interface A23, dsp processor A22 is connected with servomotor by photoelectric encoder interface A25, dsp processor A22 by impulse generator A26 respectively with X-axis motor driver A3, y-axis motor driver A4, Z spindle motor driver A5 is connected X-axis motor driver A3 with B spindle motor driver A6, y-axis motor driver A4, Z spindle motor driver A5 and B spindle motor driver A6 meet trimmer C respectively.
Referring to Fig. 2, the trimmer of the embodiment of the invention is repaired feed mechanism (Z coordinate) 2, trimmer base 3, feed mechanism (Y coordinate) 4, pedestal (X coordinate) 5 mainly by corner controlling organization (B coordinate) 1.Corner controlling organization (B coordinate) 1 mainly is made up of rotating seat, bearing block, hexagon socket head cap screw, deep groove ball bearing, spacer, 2 parts such as bevel gear, general flat key, swing motor cabinet, servomotor, general flat key and circlip for shaft.Finishing feed mechanism (Z coordinate) 2 is mainly by hexagon socket head cap screw, linear slide rail, end cap, hexagon socket head cap screw, gland, deep groove ball bearing, circlip for shaft, ball screw, hexagon socket head cap screw, flange-type nut, bevel gear with move forward and backward parts such as motor cabinet and form.Feed mechanism (Y coordinate) 4 mainly is made up of gland, ball screw, 2 parts such as bevel gear, general flat key, servomotor and move left and right seat.In Fig. 2, the code name of emery wheel to be repaired is 6.
The servomotor that servomotor can adopt the great company of Korean pine to produce.
Claims (1)
1. multifunctional numerically controlled grinding wheel trimmer, it is characterized in that comprising control system and trimmer two parts, control system is provided with industrial computer, interface circuit, motor driver, servomotor, DC speed regulator and limit switch, the motion controller of industrial computer connects the PCI slot of IPC, link to each other with the motor driver input through interface circuit, motor driver output servo motor termination, servomotor is established the feeding motor, is sent motor to, pedestal motor and corner control motor, and DC speed regulator and limit switch connect motor driver; Trimmer is provided with trimming wheel, corner controlling organization, feed mechanism, finishing feed mechanism and pedestal transmission mechanism, the pedestal transmission mechanism is provided with pedestal AC servo motor, shaft coupling, ball guide screw nat and linear rolling track, and the pedestal AC servo motor directly is connected by shaft coupling with ball-screw; Feed mechanism is provided with feed servo motor, bevel gear, ball screw and guide rail, and the feed servo motor is connected to ball-screw through the bevel gear commutation, and carries out side-to-side movement at guide rail; Feed mechanism is provided with sends servomotor, bevel gear, ball screw and guide rail to, sends servomotor to and is connected to ball-screw through the bevel gear commutation, and move up and down respectively at guide rail; The corner controlling organization is provided with corner control servomotor and bevel gear, and corner control servomotor is linked oscillation center through bevel gear.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNB2006101353114A CN100493848C (en) | 2006-12-11 | 2006-12-11 | Multifunctional numerically controlled grinding wheel trimmer |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNB2006101353114A CN100493848C (en) | 2006-12-11 | 2006-12-11 | Multifunctional numerically controlled grinding wheel trimmer |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN1974132A true CN1974132A (en) | 2007-06-06 |
| CN100493848C CN100493848C (en) | 2009-06-03 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CNB2006101353114A Expired - Fee Related CN100493848C (en) | 2006-12-11 | 2006-12-11 | Multifunctional numerically controlled grinding wheel trimmer |
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| Country | Link |
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| CN (1) | CN100493848C (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN100513080C (en) * | 2007-09-05 | 2009-07-15 | 厦门大学 | Cup type grinding wheel trimming device |
| CN101844329A (en) * | 2010-04-09 | 2010-09-29 | 丹阳市盛力机械有限公司 | Numerical control groove grinding machine with numerical control grinding wheel trimming device |
| CN101655356B (en) * | 2009-09-08 | 2010-12-01 | 厦门大学 | Graduation device for detecting surface shape of aspheric optical element |
| CN105798775A (en) * | 2016-05-19 | 2016-07-27 | 无锡工艺职业技术学院 | Intelligent bearing grinding speed controller and control method thereof |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106425864A (en) * | 2016-11-25 | 2017-02-22 | 重庆兴旺工具制造有限公司 | Control system for shape modification of forming grinding wheel |
Family Cites Families (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| IT1218510B (en) * | 1987-09-11 | 1990-04-19 | Cima | MACHINE DIAMOND EQUIPMENT OF SCREW WHEELS USED IN GEAR GRINDING MACHINES |
| CN1173804C (en) * | 2002-12-03 | 2004-11-03 | 汕头大学 | Grinding bed dresser |
| CN2741719Y (en) * | 2004-12-02 | 2005-11-23 | 常州工业技术学院机电研究所 | Grinding wheel finishing device for digital control inner ball surface grinder |
| CN100463779C (en) * | 2006-06-05 | 2009-02-25 | 华南理工大学 | Numerical control formation teeth-grinding abrasion wheel trimmer |
-
2006
- 2006-12-11 CN CNB2006101353114A patent/CN100493848C/en not_active Expired - Fee Related
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN100513080C (en) * | 2007-09-05 | 2009-07-15 | 厦门大学 | Cup type grinding wheel trimming device |
| CN101655356B (en) * | 2009-09-08 | 2010-12-01 | 厦门大学 | Graduation device for detecting surface shape of aspheric optical element |
| CN101844329A (en) * | 2010-04-09 | 2010-09-29 | 丹阳市盛力机械有限公司 | Numerical control groove grinding machine with numerical control grinding wheel trimming device |
| CN101844329B (en) * | 2010-04-09 | 2011-12-21 | 丹阳市盛力机械有限公司 | Numerical control groove grinding machine with numerical control grinding wheel trimming device |
| CN105798775A (en) * | 2016-05-19 | 2016-07-27 | 无锡工艺职业技术学院 | Intelligent bearing grinding speed controller and control method thereof |
Also Published As
| Publication number | Publication date |
|---|---|
| CN100493848C (en) | 2009-06-03 |
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Granted publication date: 20090603 Termination date: 20121211 |