CN105437032A - Ultrahigh-precision numerically-controlled non-circular curved surface composite grinder - Google Patents

Ultrahigh-precision numerically-controlled non-circular curved surface composite grinder Download PDF

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Publication number
CN105437032A
CN105437032A CN201510925362.6A CN201510925362A CN105437032A CN 105437032 A CN105437032 A CN 105437032A CN 201510925362 A CN201510925362 A CN 201510925362A CN 105437032 A CN105437032 A CN 105437032A
Authority
CN
China
Prior art keywords
axis
abrasive disc
grinding
grinding machine
round surface
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Pending
Application number
CN201510925362.6A
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Chinese (zh)
Inventor
吴行飞
宋援朝
吕桂芳
曹光有
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Beijing Prosper Precision Machine Tool Co Ltd
Original Assignee
Beijing Prosper Precision Machine Tool Co Ltd
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Beijing Prosper Precision Machine Tool Co Ltd filed Critical Beijing Prosper Precision Machine Tool Co Ltd
Priority to CN201510925362.6A priority Critical patent/CN105437032A/en
Publication of CN105437032A publication Critical patent/CN105437032A/en
Pending legal-status Critical Current

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Classifications

    • BPERFORMING OPERATIONS; TRANSPORTING
    • B24GRINDING; POLISHING
    • B24BMACHINES, DEVICES, OR PROCESSES FOR GRINDING OR POLISHING; DRESSING OR CONDITIONING OF ABRADING SURFACES; FEEDING OF GRINDING, POLISHING, OR LAPPING AGENTS
    • B24B25/00Grinding machines of universal type
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B24GRINDING; POLISHING
    • B24BMACHINES, DEVICES, OR PROCESSES FOR GRINDING OR POLISHING; DRESSING OR CONDITIONING OF ABRADING SURFACES; FEEDING OF GRINDING, POLISHING, OR LAPPING AGENTS
    • B24B27/00Other grinding machines or devices
    • B24B27/0076Other grinding machines or devices grinding machines comprising two or more grinding tools
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B24GRINDING; POLISHING
    • B24BMACHINES, DEVICES, OR PROCESSES FOR GRINDING OR POLISHING; DRESSING OR CONDITIONING OF ABRADING SURFACES; FEEDING OF GRINDING, POLISHING, OR LAPPING AGENTS
    • B24B41/00Component parts such as frames, beds, carriages, headstocks
    • B24B41/02Frames; Beds; Carriages
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B24GRINDING; POLISHING
    • B24BMACHINES, DEVICES, OR PROCESSES FOR GRINDING OR POLISHING; DRESSING OR CONDITIONING OF ABRADING SURFACES; FEEDING OF GRINDING, POLISHING, OR LAPPING AGENTS
    • B24B41/00Component parts such as frames, beds, carriages, headstocks
    • B24B41/06Work supports, e.g. adjustable steadies
    • B24B41/061Work supports, e.g. adjustable steadies axially supporting turning workpieces, e.g. magnetically, pneumatically
    • B24B41/062Work supports, e.g. adjustable steadies axially supporting turning workpieces, e.g. magnetically, pneumatically between centres; Dogs
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B24GRINDING; POLISHING
    • B24BMACHINES, DEVICES, OR PROCESSES FOR GRINDING OR POLISHING; DRESSING OR CONDITIONING OF ABRADING SURFACES; FEEDING OF GRINDING, POLISHING, OR LAPPING AGENTS
    • B24B47/00Drives or gearings; Equipment therefor
    • B24B47/02Drives or gearings; Equipment therefor for performing a reciprocating movement of carriages or work- tables
    • B24B47/08Drives or gearings; Equipment therefor for performing a reciprocating movement of carriages or work- tables by mechanical gearing combined with fluid systems
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B24GRINDING; POLISHING
    • B24BMACHINES, DEVICES, OR PROCESSES FOR GRINDING OR POLISHING; DRESSING OR CONDITIONING OF ABRADING SURFACES; FEEDING OF GRINDING, POLISHING, OR LAPPING AGENTS
    • B24B47/00Drives or gearings; Equipment therefor
    • B24B47/10Drives or gearings; Equipment therefor for rotating or reciprocating working-spindles carrying grinding wheels or workpieces
    • B24B47/12Drives or gearings; Equipment therefor for rotating or reciprocating working-spindles carrying grinding wheels or workpieces by mechanical gearing or electric power
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B24GRINDING; POLISHING
    • B24BMACHINES, DEVICES, OR PROCESSES FOR GRINDING OR POLISHING; DRESSING OR CONDITIONING OF ABRADING SURFACES; FEEDING OF GRINDING, POLISHING, OR LAPPING AGENTS
    • B24B49/00Measuring or gauging equipment for controlling the feed movement of the grinding tool or work; Arrangements of indicating or measuring equipment, e.g. for indicating the start of the grinding operation
    • B24B49/08Measuring or gauging equipment for controlling the feed movement of the grinding tool or work; Arrangements of indicating or measuring equipment, e.g. for indicating the start of the grinding operation involving liquid or pneumatic means

Abstract

An ultrahigh-precision numerically-controlled non-circular curved surface composite grinder comprises a grinder bed and an upright post capable of moving forwards and backwards; a workbench is located at the front end of the grinder bed; a headstock, a tailstock and a measuring device are mounted on the workbench; a horizontal-axis grinding wheel disc and a vertical-axis grinding wheel disc are mounted on the movable upright post; a composite grinding function is realized through accurate control of four servo axes, namely an axis X, an axis Y, an axis Z and an axis C; and a workpiece can be subjected to excircle grinding, plane surface grinding, groove grinding, prismatic polyhedron grinding and end surface grinding through one-time clamping, and can also be subjected to non-circular curved surface grinding through linkage differential complement of the axis C and the axis X. The ultrahigh-precision numerically-controlled non-circular curved surface composite grinder has the characteristics of high machining precision, wide application range, high production efficiency and the like.

Description

The non-round surface compound grinding machine of superhigh precision numerical control
Technical field
The present invention relates to the grinding machine in a kind of machining equipment, particularly relate to the non-round surface compound grinding machine of a kind of superhigh precision numerical control, belong to mechanical processing machine field.
Background technology
In machining equipment, grinding machine is a kind of conventional fine machining tool, there are internal grinder, cylindrical grinder, surface grinding machine, cutter and tool grinding machine etc., vertical shaft and horizontal axis two type is divided into by grinding spindle distribution form, conventional grinding machine generally only has a bistrique, and function singleness, the grinding machine of grinding cylindrical cannot flat surface grinding, and the grinding machine of grinding plane cannot cylindrical grinding.Recently, also some many bistriques compound grinding machines have been there are, as CN103817582A describes a kind of numerical control internal-external circle and end face compound grinding machine, it is provided with three horizontal bistriques, mainly for the endoporus of gear various in automobile industry, end face, the fine finishining of the rotary surfaces such as cylindrical, CN103302558A describes a kind of numerical control compound grinding machine and method for grinding is also for large size bearing or fillet of gear, the fine finishining grinding of cylindrical and end face, these are all the special purpose grinders for specific component, and for some axial workpieces, as automobile power steering power shaft hydraulic fluid port limit, polyhedron axle, cylindrical, axial groove, end face etc., once be installed and how realize high-precision grinding, and the high-precision grinding of non-round surface as this kind of in camshaft, current existing grinding machine and technology also cannot realize.
Summary of the invention
The object of the present invention is to provide the non-round surface compound grinding machine of a kind of superhigh precision numerical control, mainly for axial workpiece, once be installed and can realize the grinding of cylindrical, axial groove, face of a polyhedron, plane, end face, end face groove, the conical surface, especially also can be used for the accurate grinding processing of non-round surface (as camshaft).
Above-mentioned purpose of the present invention is achieved in that provides a kind of superhigh precision numerical control non-round surface compound grinding machine, it comprises lathe bed 1, column 2, emery wheel, it is characterized in that: described lathe bed 1 is provided with Z axis moving guide rail 10, Z axis moves drive system 11 and drives workbench 3 to move along Z-direction, workbench 3 is provided with the headstock 2, tailstock 9 and measurement mechanism A5, the headstock is provided with rotary main shaft, C axle rotary drive system 21 and workpiece chuck 4, tailstock is provided with top 8, described lathe bed is also provided with X-axis moving guide rail 12, X-axis moves drive system 13 and drives column 15 to move along X-direction, column is provided with horizontal axis abrasive disc 20 and Y-axis moving guide rail 16, Y-axis moves drive system 17 and drives Y-axis slide plate 14 to move along Y direction, thus drive the vertical shaft abrasive disc 7 that is arranged on Y-axis slide plate 14 and measurement mechanism B18 to move along Y direction,
Top 8 axis collinear that rotary main shaft axis and tailstock 9 that the described headstock 2 is installed are installed, and be parallel to Z axis, the C axle rotary drive system 21 driving rotary main shaft to rotate is the servomotor of direct connection;
The described measurement mechanism A5 be arranged on workbench 3 is arranged on the piston rod front end of oil cylinder or cylinder, oil cylinder or cylinder are fixedly mounted with on the table, its measuring center height and workpiece rotation contour, measurement mechanism A5 can be moved along X-direction by oil cylinder or air cylinder driven, and this measurement mechanism A5 is in-process measuring instrument;
Described for driving column and the horizontal axis abrasive disc 20 be installed on it, vertical shaft abrasive disc 7 to move drive system 13 for linear electric motors along the X-axis of X-axis movement together with measurement mechanism B18;
Described Y-axis moves drive system 17 and Z axis, and to move drive system 11 be all the ball screw assembly, by driven by servomotor;
Described its rotation axis parallel of horizontal axis abrasive disc 20 that to be arranged on column 15 is in workpiece rotation, perpendicular to stud sides facade, horizontal axis abrasive disc 20 is positioned at column side, grinding wheel spindle passes column cylinder from column side, horizontal axis abrasive disc and grinding wheel spindle are driven by motor, and dynamic balancing automatic regulating apparatus is housed;
Describedly be arranged on its rotation of vertical shaft abrasive disc 7 on Y-axis slide plate 14 perpendicular to horizontal plane, be parallel to Y direction, and be in before Horizontal sand wheel disc rotation, vertical shaft abrasive disc main shaft 19 or driven by motor, or be electro spindle;
The described measurement mechanism B18 be arranged on Y-axis slide plate 14 is arranged on the piston rod front end of oil cylinder or cylinder, oil cylinder or cylinder are packed on Y-axis slide plate 14, measurement mechanism B18 can be moved up and down along Y direction by oil cylinder or air cylinder driven, and this measurement mechanism B18 is on-line measurement probe;
The non-round surface composite grinding of described superhigh precision is that the C axle by being rotated by the Serve Motor Control workpiece that directly connects links to differ to mend with the X-axis being controlled column and the horizontal axis abrasive disc 20 be installed on it and vertical shaft abrasive disc 7 movement by linear electric motors and realizes.
The non-round surface compound grinding machine of superhigh precision numerical control of the present invention, has effect useful as follows:
The non-round surface compound grinding machine of this superhigh precision numerical control, owing to being provided with horizontal axis abrasive disc and vertical shaft abrasive disc, such grinding machine has possessed horizontal axis abrasive disc and vertical shaft abrasive disc feature simultaneously, workbench is provided with the headstock and tailstock, workpiece process distortion is made to drop to minimum, pass through X-axis, Y-axis, Z axis and C axle four axis servomotors precisely control, achieve the function of composite grinding, workpiece is once installed not only can grinding cylindrical, plane, groove, prism polyhedron, end face, also mend the non-round surface of grinding by C axle and X-axis interlock difference, C axle directly drives and ensure that C axle high accuracy, X-axis adopts linear electric motors driving to eliminate and drives the reciprocal gap of bringing with leading screw, on-line measurement checkout gear is installed, process closed-loop control, impart the quality of this grinding machine superhigh precision.This superhigh precision numerical control non-round surface compound grinding machine has that machining accuracy is high, widely applicable, production efficiency high.
Below in conjunction with drawings and Examples, the non-round surface compound grinding machine of superhigh precision numerical control of the present invention is described further.
Accompanying drawing explanation
Fig. 1 is the axle side schematic diagrames such as the non-round surface compound grinding machine of superhigh precision numerical control;
Wherein:
1-lathe bed; The 2-headstock; 3-workbench; 4-workpiece chuck; 5-measurement mechanism A;
6-processing work; 7-vertical shaft abrasive disc; 8-is top; 9-tailstock; 10-Z axle moving guide rail;
11-Z axle moves drive system; 12-X axle moving guide rail; 13-X axle moves drive system; 14-Y axle slide plate;
15-column; 16-Y axle moving guide rail; 17-Y axle moves drive system; 18-measurement mechanism B;
19-vertical shaft abrasive disc main shaft; 20-horizontal axis abrasive disc; 21-C axle rotary drive system;
Detailed description of the invention
With reference to shown in Fig. 1, workbench 3 is provided with the headstock 2, tailstock 9 and measurement mechanism A5, after workpiece chuck 4 card engaging workpiece, tailstock centre 8 is by workpiece pre-tightening, Z axis moves drive system 11 and drives workbench 3 to make workpiece move to correct position along Z-direction, by cylinder or oil cylinder, measurement mechanism B is moved down, initial measurement and location are carried out to workpiece, and then move left and right for selection horizontal axis abrasive disc 20 or process with vertical shaft abrasive disc 7, measurement mechanism A5 on workbench by cylinder or hydraulic oil cylinder driving near workpiece, pass through X-axis, Y-axis, grinding control is carried out in Z axis and the suitable driving of C axle and interlock.Wherein, whether Y-axis is responsible for vertical shaft abrasive disc 7 and is come into operation and vertical shaft abrasive disc 7 lower mobile and feeding in the Y-axis direction; X-axis is responsible for the accurate radial feed of horizontal axis abrasive disc 20 or vertical shaft abrasive disc 7, and C axle is responsible for location of workpiece calibration and processing orientation, and meanwhile, C axle also can make workpiece rotate with speed that is suitable, that determine; Z axis is responsible for that workpiece spindle is selected to working position selection, axial feed, cross grinding feeding, processing grinding wheel dish, the coming into operation of measurement mechanism B, and the processing work 6 be arranged on workbench 3 also can be made to produce suitable reciprocating vibration along Z axis as needed Z axis.Wherein, C axle directly drives and ensure that C axle high accuracy, X-axis adopts linear electric motors driving to eliminate and drives the reciprocal gap of bringing with leading screw, C axle and X-axis precisely link and differ from and mend, once be installed and not only can realize the grinding of cylindrical, axial groove, face of a polyhedron, plane, end face, end face groove, the conical surface, especially also can be used for the accurate grinding processing of non-round surface (as camshaft), on-line measurement checkout gear is installed, whole process closed-loop control, guarantees to realize superhigh precision grinding.
Above-described is only the preferred embodiments of the present invention.It should be pointed out that for the person of ordinary skill of the art, under the prerequisite not departing from the principle of the invention and core concept, some distortion and improvement can also be made, also be considered as belonging to protection scope of the present invention.

Claims (9)

1. the non-round surface compound grinding machine of superhigh precision numerical control, it comprises lathe bed (1), column (2), emery wheel, it is characterized in that: described lathe bed (1) is provided with Z axis moving guide rail (10), Z axis moves drive system (11) and drives workbench (3) to move along Z-direction, workbench (3) is provided with the headstock (2), tailstock (9) and measurement mechanism A (5), the headstock is provided with rotary main shaft, C axle rotary drive system (21) and workpiece chuck (4), tailstock is provided with top (8), described lathe bed (1) is also provided with X-axis moving guide rail (12), X-axis moves drive system (13) and drives column (15) to move along X-direction, column is provided with horizontal axis abrasive disc (20) and Y-axis moving guide rail (16), Y-axis moves drive system (17) and drives Y-axis slide plate (14) to move along Y direction, thus drive the vertical shaft abrasive disc (7) that is arranged on Y-axis slide plate (14) and measurement mechanism B (18) to move along Y direction.
2. the non-round surface compound grinding machine of a kind of superhigh precision numerical control according to claim 1, it is characterized in that: the rotary main shaft axis of the upper installation of the described headstock (2) and upper top (8) axis collinear installed of tailstock (9), and being parallel to Z axis, the C axle rotary drive system (21) driving rotary main shaft to rotate is the servomotor directly connected.
3. the non-round surface compound grinding machine of a kind of superhigh precision numerical control according to claim 1, it is characterized in that: described in the measurement mechanism A (5) be arranged on workbench (3) be arranged on the piston rod front end of oil cylinder or cylinder, oil cylinder or cylinder are fixedly mounted with on the table, its measuring center height and workpiece rotation contour, measurement mechanism A (5) can be moved along X-direction by oil cylinder or air cylinder driven, and this measurement mechanism A (5) is in-process measuring instrument.
4. the non-round surface compound grinding machine of a kind of superhigh precision numerical control according to claim 1, is characterized in that: described is linear electric motors for driving column and the horizontal axis abrasive disc (20) be installed on it, vertical shaft abrasive disc (7) and measurement mechanism B (18) to move drive system (13) along the X-axis of X-axis movement together.
5. the non-round surface compound grinding machine of a kind of superhigh precision numerical control according to claim 1, is characterized in that: described Y-axis moves drive system (17) and Z axis, and to move drive system (11) be all the ball screw assembly, by driven by servomotor.
6. the non-round surface compound grinding machine of a kind of superhigh precision numerical control according to claim 1, it is characterized in that: described in be arranged on upper horizontal axis abrasive disc (20) its rotation axis parallel of column (15) in workpiece rotation, perpendicular to stud sides facade, horizontal axis abrasive disc (20) is positioned at column side, grinding wheel spindle passes column cylinder from column side, horizontal axis abrasive disc and grinding wheel spindle are driven by motor, and dynamic balancing automatic regulating apparatus is housed.
7. the non-round surface compound grinding machine of a kind of superhigh precision numerical control according to claim 1, it is characterized in that: described in be arranged on vertical shaft abrasive disc (7) its rotation on Y-axis slide plate (14) perpendicular to horizontal plane, be parallel to Y direction, and be in before Horizontal sand wheel disc rotation, vertical shaft abrasive disc main shaft (19) or driven by motor, or be electro spindle.
8. the non-round surface compound grinding machine of a kind of superhigh precision numerical control according to claim 1, it is characterized in that: described in the measurement mechanism B (18) be arranged on Y-axis slide plate (14) be arranged on the piston rod front end of oil cylinder or cylinder, oil cylinder or cylinder are packed on Y-axis slide plate (14), measurement mechanism B (18) can be moved up and down along Y direction by oil cylinder or air cylinder driven, and this measurement mechanism B (18) is on-line measurement probe.
9. the non-round surface compound grinding machine of a kind of superhigh precision numerical control according to claim 1, is characterized in that: the non-round surface composite grinding of described superhigh precision is that the C axle by being rotated by the Serve Motor Control workpiece that directly connects links to differ to mend with the X-axis being controlled column and the horizontal axis abrasive disc (20) be installed on it and vertical shaft abrasive disc (7) movement by linear electric motors and realizes.
CN201510925362.6A 2015-12-15 2015-12-15 Ultrahigh-precision numerically-controlled non-circular curved surface composite grinder Pending CN105437032A (en)

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Application Number Priority Date Filing Date Title
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Cited By (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN106272079A (en) * 2016-08-24 2017-01-04 重庆大学 Emery wheel can the screw rod grinding attachment of restoring on line
CN106695476A (en) * 2017-02-08 2017-05-24 佛山慧创正元新材料科技有限公司 Crankshaft neck polishing device
CN107186603A (en) * 2017-05-05 2017-09-22 东莞市金铸机械设备有限公司 A kind of five axle control system of polisher
CN107571122A (en) * 2017-09-07 2018-01-12 浙江博星工贸有限公司 Camshaft cross slid platform grinding machine
CN108714852A (en) * 2018-05-31 2018-10-30 长光卫星技术有限公司 A kind of combined type executing agency for being used for numerical control, intelligently polishing
CN109500719A (en) * 2018-11-29 2019-03-22 中原工学院 Ultraprecise small abrasive nose burnishing machine
CN109623044A (en) * 2018-12-17 2019-04-16 綦江县桥兴齿轮有限公司 A kind of gear grinding process equipment
CN111843765A (en) * 2020-07-14 2020-10-30 安徽省裕康铝业有限公司 Surface grinding device is used in aluminum products production
CN113579375A (en) * 2021-08-16 2021-11-02 温岭市玲荣工具股份有限公司 Thread grinding machine

Cited By (13)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN106272079A (en) * 2016-08-24 2017-01-04 重庆大学 Emery wheel can the screw rod grinding attachment of restoring on line
CN106272079B (en) * 2016-08-24 2019-07-02 重庆大学 Grinding wheel can restoring on line screw rod grinding attachment
CN106695476A (en) * 2017-02-08 2017-05-24 佛山慧创正元新材料科技有限公司 Crankshaft neck polishing device
CN107186603B (en) * 2017-05-05 2018-12-25 东莞市金铸机械设备有限公司 A kind of five axis control system of polisher
CN107186603A (en) * 2017-05-05 2017-09-22 东莞市金铸机械设备有限公司 A kind of five axle control system of polisher
CN107571122B (en) * 2017-09-07 2019-07-02 浙江博星工贸有限公司 Camshaft cross slid platform grinding machine
CN107571122A (en) * 2017-09-07 2018-01-12 浙江博星工贸有限公司 Camshaft cross slid platform grinding machine
CN108714852A (en) * 2018-05-31 2018-10-30 长光卫星技术有限公司 A kind of combined type executing agency for being used for numerical control, intelligently polishing
CN109500719A (en) * 2018-11-29 2019-03-22 中原工学院 Ultraprecise small abrasive nose burnishing machine
CN109500719B (en) * 2018-11-29 2020-11-03 中原工学院 Ultra-precise small grinding head polishing machine tool
CN109623044A (en) * 2018-12-17 2019-04-16 綦江县桥兴齿轮有限公司 A kind of gear grinding process equipment
CN111843765A (en) * 2020-07-14 2020-10-30 安徽省裕康铝业有限公司 Surface grinding device is used in aluminum products production
CN113579375A (en) * 2021-08-16 2021-11-02 温岭市玲荣工具股份有限公司 Thread grinding machine

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