CN102189481B - Honing machine spindle reciprocating follow-up control toothed belt driving device - Google Patents
Honing machine spindle reciprocating follow-up control toothed belt driving device Download PDFInfo
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- CN102189481B CN102189481B CN 201110070012 CN201110070012A CN102189481B CN 102189481 B CN102189481 B CN 102189481B CN 201110070012 CN201110070012 CN 201110070012 CN 201110070012 A CN201110070012 A CN 201110070012A CN 102189481 B CN102189481 B CN 102189481B
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Abstract
The invention relates to a honing machine tool, and in particular relates to a honing machine spindle reciprocating follow-up control toothed belt driving device. The device comprises a machine body, a honing machine spindle mechanism mounted on the machine body, a hydraulic reversing driving system and a control system, and is characterized in that the hydraulic reversing driving system of the honing machine comprises a spindle hydraulic cylinder and a mechanical hydraulic servo valve controlling the reciprocating movement of the spindle hydraulic cylinder; a valve body in the mechanical hydraulic servo valve is connected with a piston rod in the spindle hydraulic cylinder through a connection mechanism; one end of a connecting piece is connected with a valve core in the mechanical hydraulic servo valve, and the other end of the connecting piece is connected with a switching mechanism; and the switching mechanism carries out control through a servo driving control system. By adopting a numerically controlled mechanical position closed loop and a hydraulic position closed loop consisting of the linear mechanical hydraulic servo valve, the honing machine spindle reciprocating follow-up control device provided by the invention realizes the numerical control on the speed, position and reversing of the spindle hydraulic cylinder of the honing machine, has the advantages of simple structure, reliable control process and low cost, and is convenient to adjust, operate and maintain.
Description
Affiliated technical field
The present invention relates to a kind of plover mill machine, particularly cog belt driving device for controlling reciprocating follow-up of main shaft of honing machine.
Background technology
The plover mill machine main shaft needs to move reciprocatingly in the honing process, the core manufacturing technology that the reciprocal numerically controlled technology of plover mill machine main shaft is plover mill machine, and it has determined the height of performance and the honing technique level of plover mill machine.
At present, the spindle reciprocating motion of high-grade plover mill machine has been realized numerical control, the control driving method of the reversing control system of its spindle reciprocating motion hydraulic cylinder has two kinds, the electro-hydraulic position commutation closed-loop control drive system that the first adopts electrohydraulic servo proportional valve and main shaft displacement transducer to form realizes the numerical control of main shaft commutation; It two is to adopt the special-purpose rotary valve of special honing, convert the linear reciprocating motion of machine tool chief axis to control assembly in valve rotatablely move, the pilot control part of valve is rotated under motor-driven, put closed loop with the rotation that main shaft back and forth produces by special mechanism's formation whirler liquid level, by the electric interfaces of rotary valve controller, realize the numerical control of main shaft reciprocating reversing again.
In above-mentioned two kinds of main shaft reciprocating reversing control systems, the electro-hydraulic position commutation closed-loop control system that electrohydraulic servo proportional valve and main shaft displacement transducer form, its electrohydraulic servo proportional valve is expensive and harsher to service condition; And adopt the reciprocating reversing control system of the special-purpose rotary valve of special honing, it need to be transformed into the linear movement of main shaft the whirler liquid level that rotatablely moves with complicated and put closed-loop system, the production cost of reversing control system is improved greatly, also make simultaneously the debugging of system, maintaining very loaded down with trivial details.
Summary of the invention
The objective of the invention is to overcome the defective of above-mentioned prior art, a kind of numerical control device that utilizes servomotor, cog belt to form is provided, control the action of mechanical hydraulic efficiency servo-valve, realize speed, the position of the spindle reciprocating motion of plover mill machine, the digital control function of commutation, namely adopt the hydraulic position closed loop of numerical controlled machinery position closed loop and linear mechanical hydraulic efficiency servo-valve composition, realize the controlled cog belt driving device for controlling reciprocating follow-up of main shaft of honing machine of speed, position, commutation of the spindle reciprocating motion of plover mill machine.
technical scheme of the present invention: a kind of cog belt driving device for controlling reciprocating follow-up of main shaft of honing machine, comprise lathe bed, be arranged on the honing machine spindle system on lathe bed, hydraulic pressure commutation drive system and control system, the hydraulic pressure commutation drive system that it is characterized in that honing machine comprises main axis of hydraulic cylinder and controls the machinery Hydraulic Servo valve that main axis of hydraulic cylinder moves back and forth, valve body in the machinery Hydraulic Servo valve is connected with moving member in main axis of hydraulic cylinder, spool in the machinery Hydraulic Servo valve is connected with switching mechanism by connector, switching mechanism is controlled by control system, above-mentioned switching mechanism is by the servomotor that is fixedly mounted on lathe bed, be arranged on the active profile of tooth belt wheel of servomotor output, be arranged on the passive profile of tooth belt wheel corresponding with active profile of tooth belt wheel on lathe bed and be arranged on initiatively profile of tooth belt wheel, odontoid belt between passive profile of tooth belt wheel forms, one end of connector is connected with spool in the machinery Hydraulic Servo valve, the other end is fixed on odontoid belt.
Moving member in above-mentioned main axis of hydraulic cylinder is piston rod, on the top of piston rod, connector is installed, and the valve body in the machinery Hydraulic Servo valve is connected with piston rod by connector (13).
On above-mentioned lathe bed, line slideway is installed, connector is arranged on line slideway.
Characteristics of the present invention are:
1, the present invention utilizes the numerical control device of servomotor, cog belt composition to control the action of mechanical hydraulic efficiency servo-valve, can realize speed, the position of main axis of hydraulic cylinder, the servo-actuated control of commutation, the hydraulic position closed loop that namely adopts numerical controlled machinery position closed loop and linear mechanical hydraulic efficiency servo-valve to form realizes speed, the position of hydraulic cylinder, the digital control function of commutation.
2, the numerical control device of the detection of employing servomotor, cog belt composition and setting straight-line displacement is as the pilot control unit, to have the machinery Hydraulic Servo valve conduct of linear mechanical characteristic with moving cell, form fully independently two cover position closed loop unit, the former adopts signal of telecommunication position closed loop, the latter is by the follow-up characteristic of machinery Hydraulic Servo valve, the debugging of system can be adopted the method that electric and hydraulic pressure are debugged respectively, reduce the difficulty of debugging work, found rapidly the place of problem when also being convenient to go wrong.
Compare with existing high-grade reciprocating motion numerical control device, the present invention does not need costliness and the electrohydraulic servo proportional valve harsher to service condition, and the previous electro-hydraulic position closed loop of order can be split into the hydraulic position closed loop that numerical controlled machinery position closed loop and linear machine hydraulic servo form, the position closed loop that is about to a complexity splits into two relatively simple position closed loops, make the debugging of system become simple, improved the reliability of system works, reduced user of service's specification requirement and the composition cost of system.
compare with the numerical control method that adopts the special-purpose rotary valve of special honing, owing to adopting linear mechanical hydraulic efficiency servo-valve commonly used to replace the special-purpose rotary valve of honing, the linear movement of honing main shaft directly with the linear movement formation following position closed loop of spool, not needing linear movement with main shaft to be transformed into rotatablely moves, more do not need complicated whirler liquid level to put closed loop, its operation principle, drive and feedback system, frame for movement etc. are fully different, and simple in structure due to the machinery Hydraulic Servo valve, reduced the cost of construction system, and improved the convenience of system maintenance maintenance.
3, adopt the good machinery Hydraulic Servo valve of linear properties as the enlarger of mechanical force in the present invention, can drive than heavy load, the main shaft that range of application also not only is confined to plover mill machine back and forth drives control, and also being applicable to other needs numerical control and hydraulically powered various occasion.The machinery Hydraulic Servo valve of adapted can be that bilateral guiding valve can be also four-side.
4, the present invention's automatically controlled and machinery Hydraulic Servo element used is widely used in the Machine-Tool Control field, therefore cheap, reliability is high, under the technical conditions such as same position control accuracy and commutation response speed, its price only has 1/3-1/5 of import electrohydraulic servo proportional valve and special-purpose reversing rotary valve, be the demanding high-grade hydraulic pressure commutation numerical control drive units of technical conditions such as position control accuracy and commutation response speed simultaneously, provide a kind of simple in structure, control reliable, cheap, be convenient to adjust, the honing machine hydraulic reciprocating movement follow-up control device of operation and maintenance.
This device proves by experiment, can satisfy high-grade plover mill machine and main shaft back and forth be driven the requirement of control, and be the ideal device of replace imported electrohydraulic servo proportional valve and special-purpose rotary valve, the development of China's plover mill machine is had great Practical significance.
Description of drawings
Accompanying drawing 1 is the structural representation of reality of the present invention.
The specific embodiment
As shown in Figure 1, main axis of hydraulic cylinder 10, servomotor and the assurance connector 5 that the drive honing machine spindle reciprocating moves moves up and down the line slideway 6 of stability, and line slideway 6 is arranged on the lathe bed of honing machine, and connector 5 is arranged on line slideway.
Shown in figure 1 is that digitial controller, 2 is that servo-driver, 8 is servomotor, digitial controller, servo-driver and servomotor are connected by cable, want according to the displacement of hydraulic cylinder 10, set by digitial controller, the pressure of hydraulic system is to provide by hydraulic pump 9.
during work, according to the program that sets, servo-driver sends instruction turns clockwise servomotor, by being arranged on the active profile of tooth belt wheel 7 on the servomotor output shaft, with the supporting passive profile of tooth belt wheel of active profile of tooth belt wheel 3 be arranged on initiatively profile of tooth belt wheel, odontoid belt 4 reciprocating drive mechanism that forms and the connector 5 that is fixed on cog belt between passive profile of tooth belt wheel, rotatablely moving of servomotor changed into the rectilinear motion of connector 5, thereby the spool 14 that drives in the machinery Hydraulic Servo valve that is connected with connector moves down, connect hydraulic cylinder to underpass, piston rod 11 in hydraulic cylinder is moved down, the honing head 15 that drives honing machine spindle and be arranged on main shaft moves down.When piston rod 11 moved down, by connecting the bindiny mechanism 13 of the valve body 12 in piston rod and machinery Hydraulic Servo valve, the valve body 12 in the driving mechanical hydraulic efficiency servo-valve moved down, and the band moving valve is followed spool and moved down.When honing head moves to desired location, digitial controller sends instruction, by servo-driver, servomotor is rotated counterclockwise equally, spool 14 in the driving mechanical hydraulic efficiency servo-valve moves up, connect the upwards path of hydraulic cylinder, piston rod is moved up, and the band moving valve is followed spool and is moved up, thereby has consisted of the hydraulic reciprocating servomechanism that is comprised of servomotor, cog belt, spool, piston rod, valve body and connector.Above-mentioned hydraulic reciprocating servomechanism moves in circles when moving up and down, and just drives 15 pairs of workpieces to be machined of honing head and carries out honing processing.
The above-mentioned hydraulic reciprocating servomechanism that has just been formed the technical program by servomotor, cog belt, spool, piston rod, valve body and connector.
Claims (3)
1. cog belt driving device for controlling reciprocating follow-up of main shaft of honing machine, comprise lathe bed, be arranged on the honing machine spindle system on lathe bed, hydraulic pressure commutation drive system and control system, the hydraulic pressure commutation drive system that it is characterized in that honing machine comprises main axis of hydraulic cylinder (10) and controls the machinery Hydraulic Servo valve that main axis of hydraulic cylinder moves back and forth, valve body in the machinery Hydraulic Servo valve (12) is connected with moving member in main axis of hydraulic cylinder, spool in the machinery Hydraulic Servo valve (14) is connected with switching mechanism by connector (5), switching mechanism is controlled by control system, above-mentioned switching mechanism is by the servomotor (8) that is fixedly mounted on lathe bed, be arranged on the active profile of tooth belt wheel (7) of servomotor output, be arranged on the passive profile of tooth belt wheel (3) corresponding with active profile of tooth belt wheel on lathe bed and be arranged on initiatively profile of tooth belt wheel, odontoid belt (4) between passive profile of tooth belt wheel forms, one end of connector (5) is connected with spool (14) in the machinery Hydraulic Servo valve, the other end is fixed on odontoid belt.
2. cog belt driving device for controlling reciprocating follow-up of main shaft of honing machine according to claim 1, it is characterized in that the moving member in above-mentioned main axis of hydraulic cylinder is piston rod (11), on the top of piston rod (11), bindiny mechanism (13) is installed, the valve body in the machinery Hydraulic Servo valve (12) is connected with piston rod by bindiny mechanism (13).
3. cog belt driving device for controlling reciprocating follow-up of main shaft of honing machine according to claim 2, is characterized in that being equipped with line slideway (6) on above-mentioned lathe bed, and connector (5) is arranged on line slideway.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201110070012 CN102189481B (en) | 2011-03-23 | 2011-03-23 | Honing machine spindle reciprocating follow-up control toothed belt driving device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201110070012 CN102189481B (en) | 2011-03-23 | 2011-03-23 | Honing machine spindle reciprocating follow-up control toothed belt driving device |
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| CN102189481A CN102189481A (en) | 2011-09-21 |
| CN102189481B true CN102189481B (en) | 2013-06-12 |
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| CN 201110070012 Active CN102189481B (en) | 2011-03-23 | 2011-03-23 | Honing machine spindle reciprocating follow-up control toothed belt driving device |
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Families Citing this family (4)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN102189482B (en) | 2011-03-23 | 2013-06-12 | 宁夏银川大河数控机床有限公司 | Reciprocating follow-up control device of main shaft of honing machine |
| CN102192203A (en) * | 2011-03-23 | 2011-09-21 | 宁夏银川大河数控机床有限公司 | Hydraulic reciprocating follow-up control device |
| CN112387718A (en) * | 2020-10-26 | 2021-02-23 | 安徽九陆生物科技有限公司 | Cleaning assembly for full-automatic liquid-based thin-layer cell sheet-making dyeing machine |
| CN115431161B (en) * | 2022-09-07 | 2023-07-25 | 苏州铁近机电科技股份有限公司 | Double grinding ultra-fine grinding bed device |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| GB337003A (en) * | 1929-07-19 | 1930-10-20 | Norton Co | Improvements in grinding or abrading machines |
| US3369327A (en) * | 1965-09-17 | 1968-02-20 | Barnes Drill Co | Honing machine with stroke length control |
| DE2104459C3 (en) * | 1971-01-30 | 1975-01-09 | Maschinenfabrik Gehring Kg, 7302 Nellingen | Control device for the working stroke movement of honing machines |
| US4837982A (en) * | 1987-12-02 | 1989-06-13 | Kwik-Way Manufacturing Corporation | Control circuit for a honing machine |
| JPH10138118A (en) * | 1996-11-11 | 1998-05-26 | Aoba Seisakusho:Kk | Honing machine |
| CN201389797Y (en) * | 2009-04-03 | 2010-01-27 | 宁夏银川大河数控机床有限公司 | Numerical control main shaft reciprocating drive for honing machine |
| CN101549474B (en) * | 2009-05-07 | 2011-01-12 | 苏州信能精密机械有限公司 | Honing machine |
| CN201998043U (en) * | 2011-03-23 | 2011-10-05 | 宁夏银川大河数控机床有限公司 | Cog belt driving device for controlling reciprocating follow-up of main shaft of honing machine |
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