CN109397093A - It is a kind of with the CNC CNC grinder for external thread for repairing sand function automatically - Google Patents

It is a kind of with the CNC CNC grinder for external thread for repairing sand function automatically Download PDF

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Publication number
CN109397093A
CN109397093A CN201811572671.XA CN201811572671A CN109397093A CN 109397093 A CN109397093 A CN 109397093A CN 201811572671 A CN201811572671 A CN 201811572671A CN 109397093 A CN109397093 A CN 109397093A
Authority
CN
China
Prior art keywords
sand
cnc
repairing
axis
external thread
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
CN201811572671.XA
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Chinese (zh)
Inventor
刘太明
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.)
Guangdong Haoteman Intelligent Machine Co Ltd
Original Assignee
Guangdong Haoteman Intelligent Machine 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 Guangdong Haoteman Intelligent Machine Co Ltd filed Critical Guangdong Haoteman Intelligent Machine Co Ltd
Priority to CN201811572671.XA priority Critical patent/CN109397093A/en
Publication of CN109397093A publication Critical patent/CN109397093A/en
Pending legal-status Critical Current

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Classifications

    • BPERFORMING OPERATIONS; TRANSPORTING
    • B23MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
    • B23GTHREAD CUTTING; WORKING OF SCREWS, BOLT HEADS, OR NUTS, IN CONJUNCTION THEREWITH
    • B23G1/00Thread cutting; Automatic machines specially designed therefor
    • B23G1/36Thread cutting; Automatic machines specially designed therefor by grinding
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B23MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
    • B23GTHREAD CUTTING; WORKING OF SCREWS, BOLT HEADS, OR NUTS, IN CONJUNCTION THEREWITH
    • B23G1/00Thread cutting; Automatic machines specially designed therefor
    • B23G1/44Equipment or accessories specially designed for machines or devices for thread cutting
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B23MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
    • B23GTHREAD CUTTING; WORKING OF SCREWS, BOLT HEADS, OR NUTS, IN CONJUNCTION THEREWITH
    • B23G1/00Thread cutting; Automatic machines specially designed therefor
    • B23G1/44Equipment or accessories specially designed for machines or devices for thread cutting
    • B23G1/46Equipment or accessories specially designed for machines or devices for thread cutting for holding the threading 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
    • B24B41/04Headstocks; Working-spindles; Features relating thereto
    • 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
    • B24B53/00Devices or means for dressing or conditioning abrasive surfaces
    • B24B53/06Devices or means for dressing or conditioning abrasive surfaces of profiled abrasive wheels
    • B24B53/075Devices or means for dressing or conditioning abrasive surfaces of profiled abrasive wheels for workpieces having a grooved profile, e.g. gears, splined shafts, threads, worms
    • 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
    • B24B53/00Devices or means for dressing or conditioning abrasive surfaces
    • B24B53/12Dressing tools; Holders therefor

Abstract

The present invention provides a kind of with the CNC CNC grinder for external thread for repairing sand function automatically, including lathe base, workpiece grip mechanism, the X-axis driving device that driving workpiece grip mechanism moves in the X-axis direction, repair sand device, wheelhead mechanism, the rotation table device of Y-axis driving device and the rotation of driving wheelhead mechanism that driving wheelhead mechanism moves along the y axis, the workpiece grip mechanism is mounted on lathe base by X-axis driving device, the Y-axis driving device is mounted on lathe base, the wheelhead mechanism is mounted in Y-axis driving device by rotation table device, the sand device of repairing is arranged on workpiece grip mechanism.Advantages of the present invention are as follows: more angles can be ground, without dismantling grinding wheel when without manually adjusting grinding wheel angle, repairing sand, numerically controlled automatic grinding external screw thread may be implemented.

Description

It is a kind of with the CNC CNC grinder for external thread for repairing sand function automatically
Technical field
It is the present invention relates to external thread grinder field, in particular to a kind of with the CNC numerical control external thread for repairing sand function automatically Grinding machine.
Background technique
Screw grinder refers to the thread cutting machine for using formed grinding wheel as finishing accurate thread.In the prior art Screw grinder have the disadvantages that
1, traditional screw grinder is substantially twin shaft or the operation of three axis, needs manual adjustment to fill when being ground more angles Press from both sides position or grinding wheel angle;
2, existing grinding machine mostly uses diamond to repair the writing of indictments, appeals, etc. and repairs sand, needs repeatedly to disassemble grinding wheel when repairing sand to modify;
3, the mobile drive deivce of wheelhead now in the art mostly uses ball screw and servo motor rotary motion;It rings It answers speed slow, reduces closed-loop control system dynamic response performance, abnormal reaction is insensitive, and precision is low, and speed is slow, acceleration and deceleration Journey is long, moves unstable;
Present clamping workpiece mostly uses artificial clamping workpiece, and clamping time is long.
Summary of the invention
The object of the present invention is to provide one kind can be ground more angles, without manually adjusting grinding wheel angle, repairing The CNC CNC grinder for external thread of sand function is repaired automatically without dismantling having for grinding wheel when sand.
To achieve the goals above, the invention provides the following technical scheme:
It is a kind of with the CNC CNC grinder for external thread for repairing sand function automatically, including lathe base, workpiece grip mechanism, drive X-axis driving device that dynamic workpiece grip mechanism moves in the X-axis direction repairs sand device, wheelhead mechanism, driving wheelhead mechanism edge The Y-axis driving device of Y direction movement and the rotation table device of driving wheelhead mechanism rotation, the workpiece grip mechanism pass through X Axial brake device is mounted on lathe base, and the Y-axis driving device is mounted on lathe base, and the wheelhead mechanism passes through Rotation table device is mounted in Y-axis driving device, and the sand device of repairing is arranged on workpiece grip mechanism.
Further, the workpiece grip mechanism includes work spindle, turntable, tailstock and dovetail groove guide rail, the dovetail Slot guide rail is arranged in X-axis driving device, and the work spindle is slidably mounted on dovetail groove guide rail side by turntable, and The turntable can drive work spindle to relatively rotate, and the tailstock is slidably mounted on the other side of dovetail groove guide rail.
Further, the movement for facilitating observation work spindle on dovetail groove guide rail is additionally provided on the dovetail groove guide rail The slide calliper rule of distance.
Further, the work spindle includes the clamping cylinder of spindle box, chuck and driving locking chuck workpiece, described Chuck is mounted on side of the spindle box with respect to tailstock, and the clamping cylinder is arranged in the spindle box other side.
Further, the X-axis driving device includes X-axis motor, screw rod, the movable plate for installing workpiece grip mechanism With V-groove hard rail, the V-groove hard rail is mounted on lathe base, and the movable plate is slidably mounted on V-groove track On, the X-axis motor and screw rod can drive movable plate to move in the X-axis direction in V-groove hard rail.
Further, the rear side repaired sand device and be mounted on work spindle.It is repaired by rotating the work spindle from adjustment The sand of repairing of sand device is told somebody what one's real intentions are, and X-axis driving device can then drive and repair sand device and move in the X-axis direction.
Further, the sand device of repairing includes repairing sand idler wheel, repair sand electro spindle and repairing sand fixing seat, described to repair sand idler wheel Be mounted on and repair on sand electro spindle, it is described repair sand electro spindle and be mounted on repair in sand fixing seat, it is described repair sand electro spindle and can drive repair sand Idler wheel makes rotating motion.
Further, the wheelhead mechanism includes grinding wheel and grinding wheel electro spindle, and the grinding wheel is mounted on grinding wheel electro spindle On, the grinding wheel electro spindle can drive grinding wheel to make rotating motion.
Further, the Y-axis driving device includes linear motor, linear guide and the cunning for installing wheelhead mechanism Plate, the linear motor can drive slide plate to move along the y axis in linear guide.
Further, the rotation table device includes turntable seat and the rotating shaft for installing wheelhead mechanism, the turntable Seat is vertically installed in Y-axis driving device, and the rotating shaft is mounted on turntable seat.
The invention has the benefit that
It compares with grinding machine in the prior art, the invention has the following advantages that
1, the present invention is by setting Y-axis driving device and rotation table device, it is achieved thereby that wheelhead mechanism not only can be Y direction moves to adjust the depth of thread of workpieces processing, and also realizing grinding wheel mechanism by rotation table device can be on workpiece It is ground the screw thread of more perspective.
2, the present invention repairs sand device by setting, when grinding wheel needs to modify, without repairing after manually dismantling grinding wheel Whole, sand device of repairing of the invention is mounted on the work spindle of clamping device, repairs sand device under the drive of work spindle Realize the finishing to grinding wheel.
3, the novel Y-axis driving device of this private uses the driving method of linear motor and linear guide, allows wheelhead machine Structure is steady at runtime, fast response time, and control is more accurate, and the precision of product is allowed to be greatly improved.
Detailed description of the invention
Fig. 1 is schematic perspective view of the invention;
Fig. 2 is schematic perspective view of the invention;
Fig. 3 is overlooking structure diagram of the present invention.
Specific embodiment
Below in conjunction with attached drawing, invention is further explained:
It is a kind of with the CNC CNC grinder for external thread for repairing sand function automatically, including lathe base if Fig. 1 is to shown in Fig. 3 1, workpiece grip mechanism 2, driving workpiece grip mechanism 2 move in the X-axis direction X-axis driving device 3, repair sand device 4, wheelhead The turntable dress that the Y-axis driving device 6 and driving wheelhead mechanism 5 that mechanism 5, driving wheelhead mechanism 5 move along the y axis rotate 7 are set, the workpiece grip mechanism 2 is mounted on lathe base 1 by X-axis driving device 3, and the Y-axis driving device 6 is mounted on On lathe base 1, the wheelhead mechanism 5 is mounted in Y-axis driving device 6 by rotation table device 7, and the sand device 4 of repairing is set It sets on workpiece grip mechanism 2.
Further, the workpiece grip mechanism 2 includes work spindle 21, turntable 22, tailstock 23 and dovetail groove guide rail 24, The dovetail groove guide rail 24 is arranged in X-axis driving device 3, and the work spindle 21 is slidably mounted on swallow by turntable 22 24 side of stern notch guide rail, and the turntable 22 can drive work spindle 21 to relatively rotate, the slidably installation of tailstock 23 In the other side of dovetail groove guide rail 24.
The side of work spindle 21 and tailstock 23 is respectively arranged with locating piece, which is mounted on the one of work spindle Side, for the either tailstock 23 of work spindle 21 to be locked in dovetail groove guide rail 24, the mode of locking can be twisted using screw Tight mode.
Tailstock 23 is inclined including tail spindle, top shaft sleeve, manual control mechanism, buffer spring, automatic controls, centre Heart sleeve and concentricity adjustment mechanism are reduced by the buffer spring described towards workpiece one end suit in top shaft sleeve Impact force plays buffer function, abuts against power by driving drive tail spindle sleeve to be axially moved and provide by oil cylinder, makes to abut against power Stablize, and simultaneously with the manual control mechanism of rack-and-pinion auxiliary structure and deposit;By eccentric among tail spindle bush outer sleeve dress Sleeve, and the concentricity adjustment mechanism being made of swing rod, left transfer bar mechanism and right transfer bar mechanism, the top of adjustable tail spindle The micro-displacement deviation of the axial line of tip and work spindle, it is easy to adjust, improve the machining accuracy of workpiece.
Slide calliper rule 25 are additionally provided on the pedestal of the turntable 22, it is more for facilitating people to observe the angle that work spindle 21 rotates It is few.
The turntable 22 can be also used for adjusting the angle for repairing the corresponding grinding wheel of sand device 4, so that more convenient repair sand device to sand Wheel is modified.
Further, it is additionally provided on the dovetail groove guide rail 24 and facilitates observation work spindle 21 on dovetail groove guide rail 24 Moving distance slide calliper rule 25.
Further, the rear side repaired sand device 4 and be mounted on work spindle 21.
Further, the sand device 4 of repairing includes repairing sand idler wheel 41, repair sand electro spindle 42 and repairing sand fixing seat 43, described Repair sand idler wheel 41 and be mounted on and repair on sand electro spindle 42, it is described repair sand electro spindle 42 and be mounted on repair in sand fixing seat 43, it is described to repair sand Electro spindle 42, which can drive, to be repaired sand idler wheel 41 and makes rotating motion.
Further, the work spindle 21 includes the folder that spindle box 211, chuck 212 and driving chuck 212 lock workpiece Locking oil cylinder 213, the chuck 212 are mounted on side of the spindle box 211 with respect to tailstock 23, and the clamping cylinder 213 is arranged in master 211 other side of axle box.Clamping cylinder 213, which is arranged, can realize the Automatic-clamping of workpiece.
Further, the Y-axis driving device 6 is including linear motor 61, linear guide 62 and for installing wheelhead machine The slide plate 63 of structure 5, the linear motor 61 can drive slide plate 63 to move along the y axis in linear guide 62.The present invention is straight The left side of line motor 61 is mounted with a grating scale, forms the control of closed-loop to improve positioning accuracy
Further, the X-axis driving device 3 includes X-axis motor 31, screw rod 32, for installing workpiece grip mechanism 2 Movable plate 33 and V-groove hard rail 34, the V-groove hard rail 34 are mounted on lathe base 1, and the movable plate 33 is slidably pacified On V-groove track 34, the X-axis motor 31 and screw rod 32 can drive movable plate 33 in V-groove hard rail 34 along the x axis Movement.
Further, the rotation table device 7 includes turntable seat 71 and the rotating shaft 72 for installing wheelhead mechanism 5, institute It states turntable seat 71 to be vertically installed in Y-axis driving device 6, the rotating shaft 72 is mounted on turntable seat 71.Pass through turntable seat 71 It is inside additionally provided with hydraulic locking apparatus, after the angle of grinding wheel 51 is adjusted, hydraulic locking apparatus can be locked grinding wheel 51, sand Wheel head mechanism 5 can rotate clockwise 15 ° under the driving of rotation table device 7, be rotated by 90 ° counterclockwise, provide more thread grinding angles Degree.
Further, the wheelhead mechanism 5 includes grinding wheel 51 and grinding wheel electro spindle 52, and the grinding wheel 51 is mounted on grinding wheel On electro spindle 52, the grinding wheel electro spindle 52 can drive grinding wheel 51 to make rotating motion.
The present invention is additionally provided with self-acting lubricator, and the addition of self-acting lubricator can allow grinding machine control more perfect.
Numerical control device is additionally provided in the present invention, the numerical control device is for controlling workpiece grip mechanism 2, X-axis driving device 3, sand device 4, wheelhead mechanism 5, Y-axis driving device 6 and rotation table device 7 is repaired to be processed by the program of input.
The working principle of the present embodiment are as follows:
First by clamping workpiece on workpiece grip mechanism 2, when clamping, travelling workpiece main shaft 21 and tailstock 23 are first passed through Distance is put into chuck 212 by workpiece one end, which is top chuck, then cooperates Automatic-clamping oil cylinder 213 will The tail spindle of tailstock 23 is then resisted against the workpiece other end in chuck 212 by Workpiece clamping, and numerical control device controls spindle box 211 start to drive workpiece rotation;Numerical control device control wheelhead mechanism 5 is under the driving of Y-axis driving device 6 after piece-holder is good The workpiece region to be processed is come, so that the grinding wheel of wheelhead mechanism 5 realizes processing to workpiece, when needing to process other angles Screw thread when, by numerical control device control 7 revolving wheel 51 of rotation table device angle pass through number when grinding wheel 51 needs to modify Control device driving is repaired sand device 4 and is modified to grinding wheel, before finishing, can be adjusted by turntable 22 and repair the corresponding sand of sand idler wheel 41 The angle of wheel 51 then close to grinding wheel 51 under the driving of numerical control device control X-axis driving device 3, and modifies grinding wheel 51.
The above is not intended to limit the scope of the present invention, and all technical spirits according to the present invention are to above Any modification, equivalent variations and modification made by embodiment, in the range of still falling within technical solution of the present invention.

Claims (10)

1. a kind of with the CNC CNC grinder for external thread for repairing sand function automatically, it is characterised in that: including lathe base, workpiece clamp It holds mechanism, the X-axis driving device that driving workpiece grip mechanism moves in the X-axis direction, repair sand device, wheelhead mechanism, driving sand The rotation table device of Y-axis driving device and the rotation of driving wheelhead mechanism that wheel head mechanism moves along the y axis, the piece-holder Mechanism is mounted on lathe base by X-axis driving device, and the Y-axis driving device is mounted on lathe base, the grinding wheel Head mechanism is mounted in Y-axis driving device by rotation table device, and the sand device of repairing is arranged on workpiece grip mechanism.
2. according to claim 1 a kind of with the CNC CNC grinder for external thread for repairing sand function automatically, it is characterised in that: The workpiece grip mechanism includes work spindle, turntable, tailstock and dovetail groove guide rail, and the dovetail groove guide rail setting is driven in X-axis On dynamic device, the work spindle is slidably mounted on dovetail groove guide rail side by turntable, and the turntable can drive work Part main shaft relatively rotates, and the tailstock is slidably mounted on the other side of dovetail groove guide rail.
3. according to claim 2 a kind of with the CNC CNC grinder for external thread for repairing sand function automatically, it is characterised in that: The slide calliper rule for facilitating moving distance of the observation work spindle on dovetail groove guide rail are additionally provided on the dovetail groove guide rail.
4. according to claim 2 a kind of with the CNC CNC grinder for external thread for repairing sand function automatically, it is characterised in that: The rear side repaired sand device and be mounted on work spindle.
5. according to claim 4 a kind of with the CNC CNC grinder for external thread for repairing sand function automatically, it is characterised in that: The sand device of repairing includes repairing sand idler wheel, repair sand electro spindle and repairing sand fixing seat, it is described repair sand idler wheel and be mounted on repair sand electro spindle On, it is described repair sand electro spindle and be mounted on repair in sand fixing seat, it is described repair sand electro spindle and can drive repair sand idler wheel and make rotating motion.
6. according to claim 2 a kind of with the CNC CNC grinder for external thread for repairing sand function automatically, it is characterised in that: The work spindle includes spindle box, chuck and the clamping cylinder for driving locking chuck workpiece, and the chuck is mounted on spindle box The side of opposite tailstock, the clamping cylinder are arranged in the spindle box other side.
7. according to claim 1 a kind of with the CNC CNC grinder for external thread for repairing sand function automatically, it is characterised in that: The Y-axis driving device includes linear motor, linear guide and the slide plate for installing wheelhead mechanism, and the linear motor can Driving slide plate moves along the y axis in linear guide.
8. according to claim 1 a kind of with the CNC CNC grinder for external thread for repairing sand function automatically, it is characterised in that: The X-axis driving device includes X-axis motor, screw rod, the movable plate for installing workpiece grip mechanism and V-groove hard rail, the V Type groove hard rail is mounted on lathe base, and the movable plate is slidably mounted on V-groove track, the X-axis motor and silk Bar can drive movable plate to move in the X-axis direction in V-groove hard rail.
9. according to claim 1 a kind of with the CNC CNC grinder for external thread for repairing sand function automatically, it is characterised in that: The rotation table device includes turntable seat and the rotating shaft for installing wheelhead mechanism, and the turntable seat is vertically installed at Y-axis drive On dynamic device, the rotating shaft is mounted on turntable seat.
10. according to claim 1 a kind of with the CNC CNC grinder for external thread for repairing sand function automatically, it is characterised in that: The wheelhead mechanism includes grinding wheel and grinding wheel electro spindle, and the grinding wheel is mounted on grinding wheel electro spindle, the grinding wheel electro spindle Grinding wheel can be driven to make rotating motion.
CN201811572671.XA 2018-12-21 2018-12-21 It is a kind of with the CNC CNC grinder for external thread for repairing sand function automatically Pending CN109397093A (en)

Priority Applications (1)

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CN201811572671.XA CN109397093A (en) 2018-12-21 2018-12-21 It is a kind of with the CNC CNC grinder for external thread for repairing sand function automatically

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CN201811572671.XA CN109397093A (en) 2018-12-21 2018-12-21 It is a kind of with the CNC CNC grinder for external thread for repairing sand function automatically

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Cited By (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN110103145A (en) * 2019-04-19 2019-08-09 苏州佰特图磨削技术有限公司 A kind of seven axis workbenches of diamond roller amendment
CN110948350A (en) * 2019-11-12 2020-04-03 上海航天控制技术研究所 Grinding wheel dressing and part machining integrated device and part machining method
CN111002162A (en) * 2019-12-03 2020-04-14 台州蓝锐机电科技有限公司 Stainless steel pipe surface treatment process
CN111168487A (en) * 2020-01-15 2020-05-19 温岭市玲荣工具股份有限公司 Numerical control thread grinder
CN112676928A (en) * 2020-12-24 2021-04-20 西北机器有限公司 Extrusion tap grinding machine and using method thereof

Cited By (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN110103145A (en) * 2019-04-19 2019-08-09 苏州佰特图磨削技术有限公司 A kind of seven axis workbenches of diamond roller amendment
CN110948350A (en) * 2019-11-12 2020-04-03 上海航天控制技术研究所 Grinding wheel dressing and part machining integrated device and part machining method
CN111002162A (en) * 2019-12-03 2020-04-14 台州蓝锐机电科技有限公司 Stainless steel pipe surface treatment process
CN111168487A (en) * 2020-01-15 2020-05-19 温岭市玲荣工具股份有限公司 Numerical control thread grinder
CN112676928A (en) * 2020-12-24 2021-04-20 西北机器有限公司 Extrusion tap grinding machine and using method thereof
CN112676928B (en) * 2020-12-24 2022-01-04 西北机器有限公司 Extrusion tap grinding machine and using method thereof

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