CN102975087A - Hob grinder - Google Patents
Hob grinder Download PDFInfo
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- CN102975087A CN102975087A CN2012105631504A CN201210563150A CN102975087A CN 102975087 A CN102975087 A CN 102975087A CN 2012105631504 A CN2012105631504 A CN 2012105631504A CN 201210563150 A CN201210563150 A CN 201210563150A CN 102975087 A CN102975087 A CN 102975087A
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Abstract
The invention relates to a hob grinder which comprises a backing-off lathe. The backing-off lathe is provided with a transverse carriage capable of transversely moving and a longitudinal carriage capable of longitudinally moving; the transverse carriage controls transverse displacement of a grinding head of a grinding hob; the longitudinal carriage controls longitudinal displacement of the grinding head of the grinding hob; the backing-off lathe is also provided with a spindle for driving a workpiece to rotate; the spindle is connected with a spindle motor; the transverse carriage is connected with a transverse motor; the longitudinal carriage is connected with a longitudinal motor; the spindle is connected with an encoder used as a pulse generator; the encoder is connected with a singlechip by a signal line; the singlechip outputs a signal to drive the spindle motor to rotate at a uniform speed; the singlechip respectively calculates pulse numbers of the transverse motor and the longitudinal motor according to input signals of the encoder; and the singlechip is connected with the spindle motor by a spindle motor driving module, is connected with the transverse motor by a transverse motor driving module and is connected with the longitudinal motor by a longitudinal motor driving module.
Description
Technical field
The present invention relates to a kind of hobboing cutter milling drum.
Background technology
Hobboing cutter is for machining gears, turbine or other cutters with the tooth workpiece.The grinding that grinding machine head is realized hobboing cutter is installed additional at relieving lathe usually in hobboing cutter manufacturer at present.This relieving lathe comprises a spindle motor, this spindle motor drives main shaft and rotates, main shaft then drives the hobboing cutter rotation, the motion of main shaft of relieving lathe and the transverse shifting of cross slide/vertically vertically moving of planker is the engaged transmission that realizes by gear transmission chain, main shaft and cross slide/vertically the transmission accuracy between the planker depends on this gear transmission chain precision, and actual conditions are required precisions that this precision can not satisfy the hobboing cutter pitch.
Summary of the invention
The problems referred to above that exist in order to solve existing hobboing cutter organisation of working the invention provides a kind of hobboing cutter milling drum that machining accuracy is improved.
The present invention adopts following technical scheme:
The hobboing cutter milling drum, comprise relieving lathe, the vertical planker that is provided with transversely movable cross slide on the relieving lathe and can vertically moves, the lateral displacement of the bistrique of cross slide control grinding hobboing cutter, the vertically length travel of the bistrique of planker control grinding hobboing cutter, also be provided with the main shaft that drives workpiece rotating on the relieving lathe, this main shaft connects spindle motor, described cross slide connects cross motor, described vertical planker connects vertical motor, described main shaft connects the encoder as impulse generator, encoder connects single-chip microcomputer by holding wire, the uniform rotation of described single-chip microcomputer output signal drives spindle motor, single-chip microcomputer calculates respectively the driving cross motor according to the input signal of encoder, the umber of pulse of vertical motor, single-chip microcomputer connects spindle motor by the spindle motor driver module, connects cross motor by the cross motor driver module, connects vertical motor by vertical motor drive module.
Further, described main shaft connects encoder by transmission mechanism, and this transmission mechanism is speed increasing mechanism.
Further, described transmission mechanism is synchronous belt drive mechanism, and this tape handler comprises the active synchronization belt wheel that is connected with main shaft and the driven synchronous pulley that is connected with encoder, described active synchronization belt wheel be connected synchronous pulley and connect by toothed belt transmission.
Further, described cross slide slides on vertical planker, and described bistrique is housed on the cross slide.
Further, also be provided with dump block in the described single-chip microcomputer, dump block be used for the active synchronization belt wheel whenever revolve turn around rear to the encoder pulse zero clearing.
Preferably, the speed increasing ratio of described synchronous belt drive mechanism is 1:4.
Preferably, described encoder is 2500 pulses/turn.
Preferably, described spindle motor, cross motor and vertical motor are servomotor.
Preferably, described cross slide connects cross motor by the first transmission mechanism, this first transmission mechanism comprise the first nut of being connected with cross motor, with the first screw rod that horizontal supporting plate is connected, the first nut is connected with the first screw flight.
Preferably, described vertical planker connects vertical motor by the second transmission mechanism, and this second transmission mechanism comprises the second nut of being connected with vertical motor, the second screw rod that is connected with vertical supporting plate, and the second nut is connected with the second screw flight.
Beneficial effect of the present invention is: single-chip microcomputer calculates the pulse of drives spindle motor uniform rotation, make the main shaft uniform rotation, main shaft connects encoder by transmission mechanism, the output pulse of encoder is input in the single-chip microcomputer, single-chip microcomputer calculates the rotational angle that drives cross motor, the vertically umber of pulse of motor, and then control cross motor, vertical motor.Be compared with existing technology, except identical spindle motor, also set up cross motor and vertical motor, and controlled the rotational angle of spindle motor, cross motor and vertical motor by the mode of numerical control, and then controlled cross slide and the vertically movement of planker.Like this, no longer be to control cross slide and the vertically movement of planker by the low gear transmission chain of precision, the machining accuracy of hobboing cutter is improved.
Description of drawings
Fig. 1 is the structural representation of the embodiment of the invention.
Fig. 2 is the circuit theory diagrams of the embodiment of the invention.
Drawing reference numeral: 1-relieving lathe; The 2-cross slide; The vertical planker of 3-; The 4-bistrique; The 5-main shaft; The 6-cross motor; The vertical motor of 7-; The 8-encoder; 9-active synchronization belt wheel; The driven synchronous pulley of 10-.
The specific embodiment
The invention will be further described below in conjunction with accompanying drawing.
With reference to Fig. 1-2: the hobboing cutter milling drum, comprise relieving lathe 1, the vertical planker 3 that is provided with transversely movable cross slide 2 on the relieving lathe 1 and can vertically moves, described cross slide 2 slides on vertical planker 3, the bistrique 4 of grinding hobboing cutter is housed on the cross slide 2, the lateral displacement of cross slide 2 control bistriques 4, the vertically length travel of planker 3 control bistriques 4; Also be provided with the main shaft 5 that drives workpiece rotating on the relieving lathe 1, this main shaft 5 connects spindle motor and (is positioned at relieving lathe inside, not shown), described cross slide 2 connects cross motor 6, described vertical planker 3 connects vertical motor 7, the encoder 8 that described main shaft 5 connects as impulse generator, encoder 8 connects single-chip microcomputer by holding wire, the uniform rotation of described single-chip microcomputer output pulsed drive spindle motor, and then calculate respectively according to the input signal of encoder 8 and to drive cross motor 6, the umber of pulse of vertical motor 7, single-chip microcomputer connects spindle motor by the spindle motor driver module, connect cross motor 6 by the cross motor driver module, connect vertical motor 7 by vertical motor drive module.Spindle motor driver module, cross motor driver module and vertical motor drive module play the effect that signal amplifies to single-chip microcomputer output pulse.After signal amplifies, spindle motor, cross motor and vertical motor are felt the pulse rush in the certain speed of row and the rotation of angle.The rotational angle of cross motor determines by umber of pulse, and the rotating speed of cross motor determines by pulse frequency, and spindle motor, vertically motor is also similar.
Described main shaft 5 connects encoder 8 by transmission mechanism, and this transmission mechanism is speed increasing mechanism.Concrete, described transmission mechanism is synchronous belt drive mechanism, this synchronous belt drive mechanism comprises the active synchronization belt wheel 9 that is connected with main shaft 5 and the driven synchronous pulley 10 that is connected with encoder 8, described active synchronization belt wheel 9 be connected synchronous pulley 10 and connect by Timing Belt.In the present embodiment, the speed increasing ratio of described synchronous belt drive mechanism is 1:4, and described encoder 8 is 2500 pulses/turn, active synchronization belt wheel 9 turns around, and driven synchronous pulley 10 turns four circles, therefore, active synchronization belt wheel 9 whenever turns around, and encoder 8 produces 10000 pulses.Why the mode by the tape handler speedup connects encoder 8, be because on the market 2500 pulses/encoder that turns is easy to buy, price is also cheap, the encoder of and 10000 pulses/turn is difficult for having bought, and expensive.And design active synchronization belt wheel whenever turns around, 10000 pulses of encoder output, to consider for precision, the pitch of supposing whenever to turn around the active synchronization belt wheel (namely main shaft whenever turns around) advancing is 5 millimeters, then precision is exactly 5 millimeters/10000 pulses, namely 0.5 μ m/ pulse, if main shaft whenever turns around, impulse generator is only exported 2500 pulses, its precision is 5 millimeters/2500 pulses so, namely 2 μ m/ pulses, as seen, the precision of the impulse generator of 10000 pulses/turn the obviously precision than the impulse generator of 2500 pulses/turn is high.
In the present embodiment, also be provided with dump block in the described single-chip microcomputer, dump block be used for the active synchronization belt wheel whenever revolve turn around rear to the encoder pulse zero clearing.After active synchronization belt wheel 9 whenever turns around, encoder 8 outputs have the error of several pulses, if not zero clearing, encoder pulse constantly adds up, and error can be increasing, and therefore dump block is set in single-chip microcomputer, the active synchronization belt wheel whenever turns around, to encoder tanks once, like this, encoder also just only has the error of several pulses.
In the present embodiment, described cross slide 2 connects cross motor by the first transmission mechanism, this first transmission mechanism comprises the first nut that is connected with cross motor 6, the first screw rod that is connected with horizontal supporting plate 2, the first nut is connected with the first screw flight, with this, cross motor 6 control cross slides 2 transverse shiftings; Described vertical planker 3 connects vertical motor 7 by the second transmission mechanism, this second transmission mechanism comprises the second nut that is connected with vertical motor 7, the second screw rod that is connected with vertical supporting plate 3, the second nut is connected with the second screw flight, and with this, vertically the vertical planker 3 of motor 7 controls vertically moves.In the present embodiment, described the first nut, the second nut adopt ball nut, and described the first screw rod, the second screw rod adopt ball screw.
In the present embodiment, described spindle motor, cross motor 6 and vertical motor 7 are servomotor.Described spindle motor, cross motor 6 and vertical motor 7 also can be stepper motors.
In the present embodiment, single-chip microcomputer output pulsed drive spindle motor uniform rotation (being main shaft 5 uniform rotation), main shaft 5 connects encoder 8 by synchronous belt drive mechanism, the output pulse of encoder 8 is input in the single-chip microcomputer, single-chip microcomputer calculates the umber of pulse that drives cross motor 6, vertical motor 7, and then control cross motor 6, the vertical rotational angle of motor 7, cross motor 6 and vertically the rotating speed of motor 7 by the pulse frequency control of single-chip microcomputer output.Be compared with existing technology, except identical spindle motor, also set up cross motor 6 and vertical motor 7, and controlled the rotational angle of spindle motor, cross motor 6 and vertical motor 7 by the mode of numerical control, and then controlled cross slide 2 and the vertically movement of planker 3.Like this, no longer be to control cross slide 2 and the vertically movement of planker 3 by the low gear transmission chain of precision, the machining accuracy of hobboing cutter is improved.
In addition, selected servomotor in the system (spindle motor, cross motor 6, vertical motor 7) is the motor with brake apparatus, and single-chip microcomputer can be braked spindle motor, cross motor 6, vertical motor 7 respectively by spindle motor driver module, cross motor driver module, vertical motor drive module.Before the purpose of braking was that machine for making gear teeth is shut down, single-chip microcomputer was recorded the parameter of machine for making gear teeth, and after the machine for making gear teeth outage, the position of spindle motor, cross motor and vertical motor remains unchanged.When machine for making gear teeth started again, machine for making gear teeth can work on by the parameter of last registration, and saves the work that the each startup of machine for making gear teeth all needs clear point or tool setting.
Above-described embodiment only is enumerating of the technology of the present invention design way of realization; protection scope of the present invention is not limited only to above-described embodiment, and protection scope of the present invention may extend to those skilled in the art according to the thinkable equivalent technologies means of technical conceive of the present invention.
Claims (10)
1. hobboing cutter milling drum, comprise relieving lathe, the vertical planker that is provided with transversely movable cross slide on the relieving lathe and can vertically moves, the lateral displacement of the bistrique of cross slide control grinding hobboing cutter, the vertically length travel of the bistrique of planker control grinding hobboing cutter, also be provided with the main shaft that drives workpiece rotating on the relieving lathe, this main shaft connects spindle motor, it is characterized in that: described cross slide connects cross motor, described vertical planker connects vertical motor, described main shaft connects the encoder as impulse generator, encoder connects single-chip microcomputer by holding wire, the uniform rotation of described single-chip microcomputer output signal drives spindle motor, single-chip microcomputer calculates respectively the driving cross motor according to the input signal of encoder, the umber of pulse of vertical motor, single-chip microcomputer connects spindle motor by the spindle motor driver module, connects cross motor by the cross motor driver module, connects vertical motor by vertical motor drive module.
2. hobboing cutter milling drum as claimed in claim 1, it is characterized in that: described main shaft connects encoder by transmission mechanism, and this transmission mechanism is speed increasing mechanism.
3. hobboing cutter milling drum as claimed in claim 2, it is characterized in that: described transmission mechanism is synchronous belt drive mechanism, this synchronous belt drive mechanism comprises the active synchronization belt wheel that is connected with main shaft and the driven synchronous pulley that is connected with encoder, described active synchronization belt wheel be connected synchronous pulley and connect by toothed belt transmission.
4. such as the described hobboing cutter milling drum of one of claim 1-3, it is characterized in that: described cross slide slides on vertical planker, and described bistrique is housed on the cross slide.
5. hobboing cutter milling drum as claimed in claim 4 is characterized in that: also be provided with dump block in the described single-chip microcomputer, dump block be used for the active synchronization belt wheel whenever revolve turn around rear to the encoder pulse zero clearing.
6. hobboing cutter milling drum as claimed in claim 5, it is characterized in that: the speed increasing ratio of described synchronous belt drive mechanism is 1:4.
7. hobboing cutter milling drum as claimed in claim 6 is characterized in that: described encoder is 2500 pulses/turn.
8. hobboing cutter milling drum as claimed in claim 6 is characterized in that: described spindle motor, cross motor and vertically motor be servomotor.
9. hobboing cutter milling drum as claimed in claim 1, it is characterized in that: described cross slide connects cross motor by the first transmission mechanism, this first transmission mechanism comprises the first nut of being connected with cross motor, the first screw rod that is connected with horizontal supporting plate, and the first nut is connected with the first screw flight.
10. hobboing cutter milling drum as claimed in claim 9, it is characterized in that: described vertical planker connects vertical motor by the second transmission mechanism, this second transmission mechanism comprises the second nut of being connected with vertical motor, the second screw rod that is connected with vertical supporting plate, and the second nut is connected with the second screw flight.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201210563150.4A CN102975087B (en) | 2012-12-21 | 2012-12-21 | Hob grinder |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201210563150.4A CN102975087B (en) | 2012-12-21 | 2012-12-21 | Hob grinder |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN102975087A true CN102975087A (en) | 2013-03-20 |
| CN102975087B CN102975087B (en) | 2015-04-15 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201210563150.4A Expired - Fee Related CN102975087B (en) | 2012-12-21 | 2012-12-21 | Hob grinder |
Country Status (1)
| Country | Link |
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| CN (1) | CN102975087B (en) |
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103286326A (en) * | 2013-06-04 | 2013-09-11 | 无锡泰诺工具有限公司 | High-speed numerically-controlled hob relieving lathe |
| CN103386638A (en) * | 2013-07-23 | 2013-11-13 | 安徽力成机械装备有限公司 | Numerical control spherical cage inner hole grinding machine |
| CN107520503A (en) * | 2017-09-29 | 2017-12-29 | 大连佳诚日田科技发展有限公司 | A kind of sawing running gear |
| CN108856307A (en) * | 2018-05-23 | 2018-11-23 | 山信软件股份有限公司 | A kind of mechanical equipment position detecting device and detection method |
| CN114770222A (en) * | 2022-05-18 | 2022-07-22 | 南通国盛智能科技集团股份有限公司 | Numerical control machine tool and rotating shaft pitch error detection method thereof |
Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2002127006A (en) * | 2000-10-24 | 2002-05-08 | Okamoto Machine Tool Works Ltd | Surface grinding method for work |
| JP3467807B2 (en) * | 1993-09-30 | 2003-11-17 | 豊田工機株式会社 | Grinding equipment |
| CN100387397C (en) * | 2005-02-01 | 2008-05-14 | *** | Control method and device for crystal ball grinding / polishing machine |
| CN100402233C (en) * | 2004-09-20 | 2008-07-16 | 沈阳建筑大学 | High speed precision digital control grinding processing device based on PMAC |
| EP1854585B1 (en) * | 2006-05-12 | 2008-09-10 | Satisloh GmbH | Apparatus and method for generating an optical surface on a workpiece, for example an ophthalmic lens |
| CN201998030U (en) * | 2010-12-30 | 2011-10-05 | 广东科达机电股份有限公司 | Motor synchronous control device for polishing machine crossbeam swing |
| CN202420423U (en) * | 2011-12-14 | 2012-09-05 | 东莞市国旋机械设备有限公司 | Precise electronic linear displacement ruler |
| CN202964301U (en) * | 2012-12-21 | 2013-06-05 | 李绣峰 | Hob grinding machine |
-
2012
- 2012-12-21 CN CN201210563150.4A patent/CN102975087B/en not_active Expired - Fee Related
Patent Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP3467807B2 (en) * | 1993-09-30 | 2003-11-17 | 豊田工機株式会社 | Grinding equipment |
| JP2002127006A (en) * | 2000-10-24 | 2002-05-08 | Okamoto Machine Tool Works Ltd | Surface grinding method for work |
| CN100402233C (en) * | 2004-09-20 | 2008-07-16 | 沈阳建筑大学 | High speed precision digital control grinding processing device based on PMAC |
| CN100387397C (en) * | 2005-02-01 | 2008-05-14 | *** | Control method and device for crystal ball grinding / polishing machine |
| EP1854585B1 (en) * | 2006-05-12 | 2008-09-10 | Satisloh GmbH | Apparatus and method for generating an optical surface on a workpiece, for example an ophthalmic lens |
| CN201998030U (en) * | 2010-12-30 | 2011-10-05 | 广东科达机电股份有限公司 | Motor synchronous control device for polishing machine crossbeam swing |
| CN202420423U (en) * | 2011-12-14 | 2012-09-05 | 东莞市国旋机械设备有限公司 | Precise electronic linear displacement ruler |
| CN202964301U (en) * | 2012-12-21 | 2013-06-05 | 李绣峰 | Hob grinding machine |
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103286326A (en) * | 2013-06-04 | 2013-09-11 | 无锡泰诺工具有限公司 | High-speed numerically-controlled hob relieving lathe |
| CN103386638A (en) * | 2013-07-23 | 2013-11-13 | 安徽力成机械装备有限公司 | Numerical control spherical cage inner hole grinding machine |
| CN107520503A (en) * | 2017-09-29 | 2017-12-29 | 大连佳诚日田科技发展有限公司 | A kind of sawing running gear |
| CN108856307A (en) * | 2018-05-23 | 2018-11-23 | 山信软件股份有限公司 | A kind of mechanical equipment position detecting device and detection method |
| CN114770222A (en) * | 2022-05-18 | 2022-07-22 | 南通国盛智能科技集团股份有限公司 | Numerical control machine tool and rotating shaft pitch error detection method thereof |
| CN114770222B (en) * | 2022-05-18 | 2024-04-12 | 南通国盛智能科技集团股份有限公司 | Numerical control machine tool and method for detecting pitch error of rotary shaft thereof |
Also Published As
| Publication number | Publication date |
|---|---|
| CN102975087B (en) | 2015-04-15 |
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Granted publication date: 20150415 Termination date: 20161221 |