CN203622101U - Taper shank slotting cutter grinding device - Google Patents

Taper shank slotting cutter grinding device Download PDF

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Publication number
CN203622101U
CN203622101U CN201320878564.6U CN201320878564U CN203622101U CN 203622101 U CN203622101 U CN 203622101U CN 201320878564 U CN201320878564 U CN 201320878564U CN 203622101 U CN203622101 U CN 203622101U
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CN
China
Prior art keywords
axis
taper shank
feed table
tapered shank
guide rail
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.)
Expired - Fee Related
Application number
CN201320878564.6U
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Chinese (zh)
Inventor
赵榕
王银山
赵宏
何猛
冯士林
罗建平
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.)
Hanjiang Tool Co Ltd
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Hanjiang 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 Hanjiang Tool Co Ltd filed Critical Hanjiang Tool Co Ltd
Priority to CN201320878564.6U priority Critical patent/CN203622101U/en
Application granted granted Critical
Publication of CN203622101U publication Critical patent/CN203622101U/en
Expired - Fee Related legal-status Critical Current
Anticipated expiration legal-status Critical

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Abstract

The utility model relates to a taper shank slotting cutter grinding device which is controlled by a numerical control system. An X-axis feeding work table comprises an X-axis guide rail with a grating ruler and a base. A rotating mechanism is arranged on the base, one end of a torque motor power shaft in the rotating mechanism is connected with a rotating and angle encoder, the other end is connected with a taper shank installation spindle, and a work taper shank of the taper shank slotting cutter can be inserted into the spindle and rotate synchronously with the spindle. A Y-axis feeding work table comprises a column and a grinding wheel. The gear outline section of the taper shank slotting cutter is in the involute linear shape, and the section of the grinding wheel is a rack linear shape. A Z-axis feeding work table comprises a Z-axis guide rail supporting the column, and the column can move on the Z-axis guide rail. The taper shank slotting cutter is clamped through one step to finish precision grinding of two symmetrical tooth faces simultaneously. During machining, only the work taper shank is utilized to locate reference for clamping, accurate clamping and location can be achieved through the work taper shank when abraded cutters are grinded, and the grinding is not difficult.

Description

Tapered shank cutter grinding attachment
Technical field
The utility model belongs to numerical control processing apparatus, is specifically related to a kind of numerical control grinding shaped device of cutter, particularly a kind of tapered shank cutter grinding attachment.
Background technology
At present, " Y7125 gear grinder " be a kind of best grinding machine of grinding tapered shank cutter at last, and the tapered shank cutter of existing degree of precision mostly machines on this grinding machine.But there are following three defects in this grinding machine:
The first, it is the grinding machine that with large flat-faced wheel, toothed surface is carried out single side face grinding.The tapered shank cutter of a moulding of processing, need turn around cutter blank to be installed, to the grinding respectively of both sides toothed surface.Moreover, on cutter blank, also to set up a technique taper shank 2 for turning around to be installed, technique taper shank 2 is positioned at the opposite side of serrated knife 1 working face, with work taper shank 3 coaxial line symmetries, measure-alike, in the outer conical surface of technique taper shank 2, be also provided with the be installed positioning datum same with the taper shank 3 of working, and for the datum mark a of accuracy detection, as shown in Figure 1.And when the toothed surface of tapered shank cutter is after all grinding completes, technique taper shank 2 must excise, remove after technique taper shank 2, lack an accuracy detection datum mark a and the positioning reference plane that is installed, this just makes the reconditioning of tapered shank cutter and detects and cannot carry out, and the production to tapered shank cutter and use all bring a lot of inconvenience.
Second, its involute profile forms mechanism and is made up of cam mould plate, need to change corresponding cam mould plate to the grinding of different size tapered shank cutter, and the error of cam mould plate directly has influence on the grinding quality of tapered shank cutter toothed surface, and this error is difficult to revise.
The 3rd, its a point tooth moves through change gear transmission, and driving device is located by decile plate, and precision guarantees by decile plate, and the grinding of different size pinion cutter need to be changed corresponding change gear and decile plate.
Therefore, this grinding machine is equipped with cam mould plate, change gear and the decile plate of plurality of specifications, to meet the grinding of different size tapered shank cutter toothed surface.
Summary of the invention
In view of this, the utility model proposes a kind of tapered shank cutter grinding attachment, this device can overcome prior art and the existing above-mentioned defect of equipment, neither need on the cutter blank of tapered shank cutter, set up technique taper shank, as long as work taper shank is once installed and is put in place, just can, to the grindings simultaneously of two planes of symmetry, not need to be equipped with cam mould plate, change gear and the decile plate of plurality of specifications yet, and can high accuracy, carry out grinding to senior engineer's efficiency.
The technical solution of the utility model is: a kind of tapered shank cutter grinding attachment, comprise the Feed table by digital control system control, it is characterized in that: described Feed table comprises X-axis Feed table, Y-axis Feed table and Z axis Feed table, three Feed tables all reciprocally move;
Described X-axis Feed table comprises an X-axis guide rail that is provided with grating scale, the X-axis base that can slide on X-axis guide rail and the X-axis motor that drives X-axis base to move, on described X-axis base, the slew gear by digital control system control is housed, this slew gear comprises torque motor, the input of torque motor line shaft is connected with rotation and angular encoder, the output of torque motor line shaft is connected with taper shank main shaft is installed, the shaft core position that this taper shank is installed main shaft is provided with die cavity, the work taper shank of tapered shank cutter can insert in this die cavity, tapered shank cutter can rotate with spindle synchronous,
Described Y-axis Feed table comprises and is provided with column, the Y-axis base that can move of Y-axis guide rail and is fixed on rotatable emery wheel on Y-axis base on Y-axis guide rail, and the surfaces of revolution of this emery wheel is vertical with the surfaces of revolution of tapered shank cutter; It is that involute is linear that the flank of tooth profile of described tapered shank cutter cuts shape, and it is linear that a section shape for described emery wheel is set to tooth bar, and described tooth bar is linear linear corresponding with involute;
Described Z axis Feed table comprises the Z axis guide rail that supports described column, and the bottom surface of column can move on Z axis guide rail.
Further, described X-axis base is provided with sinusoidal fixture, and described slew gear is fixed on sinusoidal fixture.
Further, described X-axis motor is linear electric motors.
Further, described digital control system is 840D digital control system.
Further, described X-axis base is provided with the emery wheel dressing device by digital control system control, comprises the diamond dresser by motor driven rotary, and the surfaces of revolution of this diamond dresser is parallel with the surfaces of revolution of emery wheel.
The beneficial effects of the utility model: emery wheel is by X-axis, Y-axis and Z axis Feed table feeding location, and realize tapered shank cutter is once installed according to rack and pinion engagement principle, and can complete the accurate grinding of two symmetrical toothed surface under the drive accurately moving back and forth of X-axis and Z axis simultaneously.In the time of cutter processing and forming, owing to only using the work taper shank of cutter blank as the positioning datum that is installed, so also can obtain the location that is installed accurately by this work taper shank in the time of the reconditioning to wearing and tearing cutter, make no longer difficulty of cutter grinding.
The X-axis Feed table that is provided with grating scale by digital control system control can drive slew gear entirety to move back and forth accurately, the slew gear that is equally provided with rotation and angular encoder by digital control system control can drive tapered shank cutter to carry out accurate reciprocating rotary, emery wheel can carry out grinding to tapered shank cutter tooth depth direction under the drive of Y-axis Feed table, and emery wheel can be to the grinding of tapered shank cutter tooth length direction under the drive of Z axis Feed table.Above-mentioned setting can be removed lobe plate, change gear and the decile plate in original gear grinding machine, can directly operate accordingly by digital control system, and accurate grinding machining accuracy and the operating efficiency of tapered shank cutter toothed surface are improved.
In additional technical feature of the present utility model, slew gear is fixed on X-axis base by sinusoidal fixture, can adapt to the adjustment of the different relief angles of tapered shank cutter.
In additional technical feature of the present utility model, X-axis motor adopts linear electric motors, and object is to cancel the mechanical transmissioning piece such as ball-screw, shaft coupling, and whole closed-loop system dynamic response performance is improved greatly, is quick on the draw quick, and positioning precision is high.
In additional technical feature of the present utility model, due to the emery wheel dressing device being provided with by digital control system control, the tooth bar linearity that can be worn to emery wheel is repaired in time, guarantees the machining accuracy of tapered shank cutter with this.
Accompanying drawing explanation
Fig. 1 is the structural representation of the tapered shank cutter cutter blank in prior art process;
Fig. 2 is overall structure schematic diagram of the present utility model;
Fig. 3 is the working state schematic representation of wheel grinding tapered shank cutter;
Fig. 4 is the schematic diagram of emery wheel arrangement for grinding.
In figure: 1. centre bore, 2. technique taper shank, 3. work taper shank, 4.X axle Feed table, 5.X spindle motor, 6. grating scale, 7.X axle base, 8. sinusoidal fixture, 9. torque motor, 10. rotation and angular encoder, 11. slew gears, 12. taper shanks are installed main shaft, 13. emery wheels, 14.Y axle base, 15.Y axis rail, 16.Y axle Feed table, 17. columns, 18.Z axle Feed table, 19.Z axis rail, 20. tapered shank cutters, 21. diamond dressers.
The specific embodiment
In order to make those skilled in the art understand better the technical solution of the utility model, below in conjunction with the drawings and specific embodiments, the utility model is described in further detail.
As shown in Figure 2, a kind of tapered shank cutter 20 grinding attachments, comprise the Feed table by digital control system control, and Feed table comprises that X-axis Feed table 4, Y-axis Feed table 16 and 19, three Feed tables of Z axis Feed table all reciprocally move.X-axis, Y-axis are vertical between two with Z axis, and X-axis and Z axis are all positioned at horizontal plane.
X-axis Feed table 4
X-axis Feed table 4 is subject to the control of digital control system can drive tapered shank cutter 20 to carry out horizontal direction "+" "-" to move back and forth, as shown in Figure 3.Mobile amplitude is determined by tapered shank cutter 20 tooth profile parameters.
X-axis Feed table 4 comprises an X-axis motor 5 that is provided with the X-axis guide rail of grating scale 6, the X-axis base 7 that can slide and drives X-axis base 7 to move on X-axis guide rail.The amplitude of the movement of X-axis Feed table 4 is measured and is fed back by grating scale 6.
Slew gear 11 by digital control system control is housed on X-axis base 7, and this slew gear 11 comprises torque motor 9, rotation and angular encoder 10 and taper shank installation main shaft 12.Wherein, rotation and angular encoder 10 are connected to the input of torque motor 9 line shafts, and taper shank installation main shaft 12 is connected to the output of torque motor 9 line shafts.Taper shank is installed the shaft core position of main shaft 12 and is provided with die cavity, and the work taper shank of tapered shank cutter 20 can insert in this die cavity as the benchmark that adds man-hour, and taper shank can rotate with spindle synchronous.Be subject to the control of digital control system to drive tapered shank cutter 20 to carry out the rotation of "+" "-" direction by torque motor, as shown in Figure 3.Each rotation amplitude is determined by tapered shank cutter 20 tooth profile parameters.The rotation amplitude of torque motor 9 is by rotating and angular encoder 10 is measured and feeds back.
In slew gear 11, adopt the line shaft of torque motor 9 to be directly connected with taper shank installation main shaft 12, transmission link in the middle of such setting does not have, the mechanical driving devices such as gear-box, worm and gear, Timing Belt have been cancelled, there is no backlass, wearing and tearing, have not realized mechanical load and have been connected with the direct of rotor.High dynamic performance can be provided, eliminate gap and the transmission system hysteresis of transmission.
X-axis motor 5 can adopt linear electric motors, can cancel the mechanical transmissioning piece such as ball-screw, shaft coupling, and whole closed-loop system dynamic response performance is improved greatly, is quick on the draw quick, and positioning precision is high.
In order to adapt to the adjustment of tapered shank cutter 20 different relief angles, therefore be provided with sinusoidal fixture 8 on X-axis base 7, slew gear 11 is fixed on sinusoidal fixture 8.
Y-axis Feed table 16
Y-axis Feed table 16 comprise be provided with Y-axis guide rail 15 column 17, be subject to the Y-axis base 14 that the driving of drive unit can move on Y-axis guide rail 15 and be fixed on rotatable emery wheel 13 on Y-axis base 14.Wherein, the surfaces of revolution of emery wheel 13 is vertical with the surfaces of revolution of tapered shank cutter 20.Be that involute is linear because the flank of tooth profile of tapered shank cutter 20 cuts shape, so the shape of cutting of emery wheel 13 is set to linear with the linear corresponding tooth bar of involute.
Y-axis Feed table 16 can drive emery wheel 13 to move up and down, for controlling the stock removal of tapered shank cutter 20 tooth depth directions.
Z axis Feed table 19
Z axis Feed table 19 comprises the Z axis guide rail of support post 17, and the bottom surface of column 17 is subject to the driving of drive unit, can on Z axis guide rail, move, for controlling the stock removal of tapered shank cutter 20 tooth length directions.
The course of work of the present utility model: obtain the flank profil involute motion track of tapered shank cutter 20 by digital control system computing and control, for the involute of this flank profil, section shape of emery wheel 13 is trimmed to corresponding with it tooth bar linear.X-axis, Y-axis and the Z axis Feed table 19 of controlled system control drives emery wheel 13 and tapered shank cutter 20 to move.Arrive behind operating position until emery wheel 13 and tapered shank cutter 20, control system is implemented to control to X-axis Feed table 4, slew gear 11 and Z axis Feed table 19.Wherein, X-axis Feed table 4 makes slew gear 11 start to carry out moving back and forth of horizontal direction; Slew gear 11 makes tapered shank cutter 20 start to carry out reciprocating rotary; 19 of Z axis Feed tables move back and forth column 17 on Z axis track, make the close of gear rule and have forgiven tapered shank cutter 20.Such course of work can make tapered shank cutter 20 once be installed, and just can obtain emery wheel 13 and two symmetrical toothed surface be carried out to accurate grinding simultaneously, has removed original tapered shank cutter 20 and has added the technique taper shank of indispensability in man-hour.
In the utility model, digital control system is selected the 840D of Siemens digital control system, and Installed System Memory has standard processing and emery wheel 13 to repair program software, is inputted cutter characteristic parameter and can automatically be generated the grinding program of different size cutter by operation interface.
For the tooth bar linearity that emery wheel 13 is worn is repaired in time, guarantee the machining accuracy of tapered shank cutter 20 with this.The utility model is provided with emery wheel 13 correction of the flank shape devices, as shown in Figure 3 and Figure 4.Emery wheel 13 correction of the flank shape devices are arranged on X-axis base 7, comprise that the surfaces of revolution of this diamond dresser 21 is parallel with the surfaces of revolution of emery wheel 13 by the diamond dresser 21 of motor main shaft driven rotary.Emery wheel 13 corrections of the flank shape can utilize the drive of X-axis Feed table 4, Y-axis Feed table 16 and Z axis Feed table 19, emery wheel 13 is moved to diamond roller position, the linked finishing of required emery wheel 13 shape faces of X-axis Feed table 4 and Y-axis Feed table 16.The emery wheel 13 finishing programs of doing according to rack and pinion engagement principle are stored in digital control system, in conjunction with actual grinding position, do the change of relevant parameter at system operation interface, can automatically generate emery wheel 13 finishing programs.

Claims (5)

1. a tapered shank cutter mill pin assembly, comprises by the Feed table of digital control system control, and it is characterized in that: described Feed table comprises X-axis Feed table, Y-axis Feed table and Z axis Feed table, three Feed tables all reciprocally move;
Described X-axis Feed table comprises an X-axis guide rail that is provided with grating scale, the X-axis base that can slide on X-axis guide rail and the X-axis motor that drives X-axis base to move, on described X-axis base, the slew gear by digital control system control is housed, this slew gear comprises torque motor, the input of torque motor line shaft is connected with rotation and angular encoder, the output of torque motor line shaft is connected with taper shank main shaft is installed, the shaft core position that this taper shank is installed main shaft is provided with die cavity, the work taper shank of tapered shank cutter can insert in this die cavity, tapered shank cutter can rotate with spindle synchronous,
Described Y-axis Feed table comprises and is provided with column, the Y-axis base that can move of Y-axis guide rail and is fixed on rotatable emery wheel on Y-axis base on Y-axis guide rail, and the surfaces of revolution of this emery wheel is vertical with the surfaces of revolution of tapered shank cutter; It is that involute is linear that the flank of tooth profile of described tapered shank cutter cuts shape, and it is linear that a section shape for described emery wheel is set to tooth bar, and described tooth bar is linear linear corresponding with involute;
Described Z axis Feed table comprises the Z axis guide rail that supports described column, and the bottom surface of column can move on Z axis guide rail.
2. tapered shank cutter mill pin assembly as claimed in claim 1, is characterized in that: described X-axis base is provided with sinusoidal fixture, and described slew gear is fixed on sinusoidal fixture.
3. tapered shank cutter mill pin assembly as claimed in claim 1, is characterized in that: described X-axis motor is linear electric motors.
4. tapered shank cutter mill pin assembly as claimed in claim 1, is characterized in that: described digital control system is 840D digital control system.
5. the mill of the tapered shank cutter as described in any one in claim 1-4 pin assembly, it is characterized in that: described X-axis base is provided with the emery wheel dressing device by digital control system control, comprise the diamond dresser by motor driven rotary, the surfaces of revolution of this diamond dresser is parallel with the surfaces of revolution of emery wheel.
CN201320878564.6U 2013-12-19 2013-12-19 Taper shank slotting cutter grinding device Expired - Fee Related CN203622101U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201320878564.6U CN203622101U (en) 2013-12-19 2013-12-19 Taper shank slotting cutter grinding device

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN201320878564.6U CN203622101U (en) 2013-12-19 2013-12-19 Taper shank slotting cutter grinding device

Publications (1)

Publication Number Publication Date
CN203622101U true CN203622101U (en) 2014-06-04

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Family Applications (1)

Application Number Title Priority Date Filing Date
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Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN103862333A (en) * 2013-12-19 2014-06-18 汉江工具有限责任公司 Taper-shank slotting cutter grinding device
CN106475859A (en) * 2016-10-10 2017-03-08 陕西泰丰汽车制动系统有限公司 A kind of drum brake assembly bar grinding attachment

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN103862333A (en) * 2013-12-19 2014-06-18 汉江工具有限责任公司 Taper-shank slotting cutter grinding device
CN106475859A (en) * 2016-10-10 2017-03-08 陕西泰丰汽车制动系统有限公司 A kind of drum brake assembly bar grinding attachment

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C14 Grant of patent or utility model
GR01 Patent grant
CF01 Termination of patent right due to non-payment of annual fee
CF01 Termination of patent right due to non-payment of annual fee

Granted publication date: 20140604

Termination date: 20171219