CN108941788A - A kind of numerical control gear milling machine - Google Patents
A kind of numerical control gear milling machine Download PDFInfo
- Publication number
- CN108941788A CN108941788A CN201810793724.4A CN201810793724A CN108941788A CN 108941788 A CN108941788 A CN 108941788A CN 201810793724 A CN201810793724 A CN 201810793724A CN 108941788 A CN108941788 A CN 108941788A
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- milling
- numerical control
- slide unit
- longitudinal
- machine according
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- 238000003801 milling Methods 0.000 title claims abstract description 107
- 230000007246 mechanism Effects 0.000 claims abstract description 53
- 238000003754 machining Methods 0.000 claims abstract description 8
- 125000006850 spacer group Chemical group 0.000 claims description 4
- 238000001816 cooling Methods 0.000 claims description 2
- 238000006073 displacement reaction Methods 0.000 claims 1
- 238000009434 installation Methods 0.000 claims 1
- 238000004519 manufacturing process Methods 0.000 abstract description 8
- 238000010586 diagram Methods 0.000 description 3
- 238000009826 distribution Methods 0.000 description 3
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 238000005070 sampling Methods 0.000 description 1
- 230000001360 synchronised effect Effects 0.000 description 1
- 230000009466 transformation Effects 0.000 description 1
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23F—MAKING GEARS OR TOOTHED RACKS
- B23F5/00—Making straight gear teeth involving moving a tool relatively to a workpiece with a rolling-off or an enveloping motion with respect to the gear teeth to be made
- B23F5/20—Making straight gear teeth involving moving a tool relatively to a workpiece with a rolling-off or an enveloping motion with respect to the gear teeth to be made by milling
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- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Gear Processing (AREA)
Abstract
The present invention discloses a kind of numerical control gear milling machine, it is characterized by comprising machine body (6), digital control system, longitudinal slide unit, swing mechanism, milling slide unit and milling mechanisms, swing mechanism is arranged in longitudinal slide unit, and milling mechanism is fixed on milling slide unit；The output signal control terminal of the digital control system is connect with Z-direction servomotor and rotary servovalve motor, control the Z-direction movement of milling slide unit, the rotary motion of numerical control turntable, making the milling mechanism being fixed on milling slide unit, vertical feed is primary up and down, and the numerical control turntable turns round the angle of a setting.The present invention can easily meet mill teeth difference processing request, realize tooth width, tooth angle degree adjustment and do not have to replacement cutter, effectively reduce cutter changing and tooling adjustment, substantially reduce the cost of manufacture of product, shorten machine adjustment time, machine tooling efficiency is improved, higher machining accuracy and stable processing quality are obtained.
Description
Technical field
The present invention relates to tooth milling machine field, in particular to a kind of numerical control gear milling machine.
Background technique
Existing traditional mechanically operated gear-hobbing machine, production efficiency is low, and dimensional accuracy fluctuation is big, and homogeneity of product is poor,
High production cost can not achieve numerical control, cannot achieve interval mill teeth, interrupted mill teeth, electrodeless adjustment mill teeth speed function, every life
A kind of specification gear is produced, change gear will be carried out.Existing equipment how is transformed, meets interval mill teeth, interrupted mill teeth, electrodeless adjustment
The requirement of mill teeth speed obtains higher machining accuracy and stable processing quality, and improving machine tooling efficiency is that assistant officer is to be solved
The technical issues of.
Summary of the invention
It is an object of that present invention to provide a kind of on old gear hobbing machine equipment, can be realized interval milling made of transformation
Tooth, interrupted mill teeth, electrodeless adjustment mill teeth speed, automatically and accurately milling gear numerical control tooth milling machine.
Technical scheme is as follows:
A kind of numerical control gear milling machine, it is characterised in that: sliding including machine body, digital control system, longitudinal slide unit, swing mechanism, milling
Platform and milling mechanism；Machine body includes horizontal table and column, passes through guide rail between longitudinal slide unit and horizontal table
Slide block mechanism connection, swing mechanism are arranged in longitudinal slide unit, are connected between milling slide unit and column by guide rail slide block mechanism,
Milling mechanism is fixed on milling slide unit；
The Z-direction driving device that driving milling slide unit moves up and down, the Z-direction driving are provided between the milling slide unit and column
Device includes Z-direction servo motor and the screw pair that is made of down-feed screw and vertical nut；The driving of Z-direction servomotor is vertical
Lead screw rotation, vertical nut are fixedly connected on the milling slide unit；
The swing mechanism includes device for revolving and driving and numerical control turntable, and the device for revolving and driving includes rotary servovalve motor
And the revolute pair being made of worm and wormwheel, worm gear are fixedly connected on the numerical control turntable；
The output signal control terminal of the digital control system is connect with Z-direction servomotor and rotary servovalve motor, and control milling is sliding
Platform Z-direction movement, numerical control turntable rotary motion, make the milling mechanism being fixed on milling slide unit up and down vertical feed one
Secondary, the numerical control turntable turns round the angle of a setting；
Longitudinal driving device is provided between the longitudinal slide unit and horizontal table, the longitudinal driving device is by longitudinal leadscrew
With the screw pair composition of horizontal nut composition, horizontal nut is fixedly connected in longitudinal slide unit；
The milling mechanism includes spindle gearing, milling spindle and the milling cutter being mounted on milling spindle.
Preferably, the digital control system includes AC servo driver and numerical control device；AC servo driver receives
The servomotor operating that the location information order-driven of numerical control device is respectively connected, and the location information for being controlled motor is anti-
It feeds numerical control device；The numerical control program woven is controlled AC servo driver, AC servo driver control by numerical control device
Tooth Profile Machining is completed in the operating of AC servo motor processed.
Preferably, AC servo driver includes AC servo driver and the control for controlling the operating of rotary servovalve motor
The AC servo driver of Z-direction servomotor operating.
Preferably, being threadedly coupled between swing mechanism and longitudinal slide unit by support leg, swing mechanism can be realized cross
To adjustment.
Preferably, the numerical control device includes operation panel.Operation panel be mainly used as input code, switch mode,
Parameter, start and stop machine, display program etc. are modified, Machining Instruction is inputted by operation panel and sets the amount of feeding of milling Z-direction, feeding
The angle of revolution of speed and revolving platform.
Preferably, the numerical control device includes operation handwheel.It operates handwheel to be used as to knife purposes, operating handwheel is really
Manual operation function on equality operation panel, but convenience more more flexible than manual operation function on operation panel.
Preferably, the milling mechanism further includes the adjustment spacer installed on milling spindle.By adjusting spacer thickness
Size adjust the position of milling cutter.
The beneficial effects of the present invention are: digital control system controls spindle gearing, device for revolving and driving and Z-direction driving
Device action, by inputting the amount of feeding of instruction setting milling Z-direction and the revolution of feed speed, numerical control turntable in operation panel
Angle controls the every tooth width of gear, between cog angle, and making milling mechanism, vertical feed is primary up and down, revolving platform revolution one
The angle of a setting can easily realize interval mill teeth, the interrupted mill teeth of gear；Also Z-direction can be controlled by program instruction code
Servomotor revolving speed, the speed for making screw rod that milling mechanism be driven to move up and down generate variation, any fortune for adjusting milling mechanism
Dynamic speed, fully phases out Pulley mechanism spare part, to realize the requirement of electrodeless adjustment Milling Speed, improves production efficiency, reduces
Production cost.The technical program shortens machine adjustment time, obtains higher machining accuracy and stable processing quality, simultaneously
It is greatly improved machine tooling efficiency.Processing efficiency is improved, machining accuracy is promoted, reduces manipulation strength, reduces the operating time.Letter
Traditional machine driving is changed, no replacement is required change gear.
Detailed description of the invention
Fig. 1 is the structural schematic diagram of numerical control gear milling machine of the present invention.
Fig. 2 is the control block diagram of numerical control gear milling machine of the present invention.
Fig. 3 is the structure front schematic view of numerical control gear milling machine of the present invention.
Fig. 4 is the gear plane view of one of embodiment that the present invention realizes interval mill teeth.
Fig. 5 is the gear plane view of one of embodiment that the present invention realizes interrupted mill teeth.
In figure, 1- operation panel, 2- operation handwheel, 3- control cabinet, 4- connection cables, 5-Z are to driving device, 6- lathe sheet
Body, 7- down-feed screw, 8- milling slide unit, 9- circulating cooling system, 10- spindle gearing, 11- milling cutter, 12- milling spindle,
13- fixture, 14- swing mechanism, 15- support base, 16- device for revolving and driving, 17- longitudinal slide unit, 18- longitudinal leadscrew, 19- are vertical
Column, 20- horizontal table.
Specific embodiment
With reference to the accompanying drawing, specific embodiments of the present invention will be described in detail, it is to be understood that guarantor of the invention
Shield range is not limited by the specific implementation.
As shown in Figure 1, Figure 3, a kind of numerical control gear milling machine, including machine body 6, digital control system, longitudinal slide unit 17, turn-around machine
Structure 14, milling slide unit 8 and milling mechanism；Machine body 6 includes horizontal table 19 and column 20, longitudinal slide unit 17 and level
It is connected between workbench 19 by guide rail slide block mechanism, swing mechanism 14 is arranged in longitudinal slide unit 17, milling slide unit 8 and column
It is connected between 19 by guide rail slide block mechanism, milling mechanism is fixed on milling slide unit 8；
The Z-direction driving device 5 that driving milling slide unit moves up and down, the Z-direction are provided between the milling slide unit 8 and column 20
Driving device 5 includes Z-direction servo motor and the screw pair being made of down-feed screw 7 and vertical nut；Z-direction servomotor drives
Dynamic down-feed screw 7 rotates, and vertical nut is fixedly connected on the milling slide unit；
The swing mechanism 14 includes device for revolving and driving 16 and numerical control turntable, and the device for revolving and driving includes rotary servovalve
Motor and the revolute pair being made of worm and wormwheel, worm gear are fixedly connected on the numerical control turntable；
The output signal control terminal of the digital control system is connect with Z-direction servomotor and rotary servovalve motor, and control milling is sliding
Platform Z-direction movement, numerical control turntable rotary motion, make the milling mechanism being fixed on milling slide unit up and down vertical feed one
Secondary, the numerical control turntable turns round the angle of a setting；
Longitudinal driving device is provided between the longitudinal slide unit 17 and horizontal table 19, the longitudinal driving device is by longitudinal direction
The screw pair composition of lead screw 18 and horizontal nut composition, horizontal nut are fixedly connected in longitudinal slide unit；
The milling mechanism includes spindle gearing 10, milling spindle 12 and the milling cutter 11 being mounted on milling spindle.
It is threadedly coupled between the swing mechanism 14 and longitudinal slide unit 17 by support base 15, swing mechanism 14 can be realized
Lateral adjustment.
The milling mechanism further includes the adjustment spacer installed on milling spindle.
The control block diagram of numerical control gear milling machine as shown in Figure 2, digital control system include AC servo driver and numerical control device；
The servomotor operating that the location information order-driven that AC servo driver receives numerical control device is respectively connected, and controlled
The location information of motor processed feeds back to numerical control device；The numerical control program woven is controlled AC synchronous sampling by numerical control device
Device, AC servo driver control the operating of AC servo motor to complete tooth Profile Machining.AC servo driver includes control
The AC servo driver of rotary servovalve motor operating and the AC servo driver of control Z-direction servomotor operating.
Numerical control device includes the operation panel and operation handwheel for showing program input.It is inputted and is processed by operation panel
Interval is realized by operation handwheel to knife in the amount of feeding of instruction setting milling Z-direction, the angle of revolution of feed speed and revolving platform
The requirement such as mill teeth, interrupted mill teeth, stepless time adjustment.
As shown in figure 4, the present invention realizes the gear plane view of one of embodiment of interval mill teeth.
As shown in figure 5, the present invention realizes the gear plane view of one of embodiment of interrupted mill teeth, the distribution of gear is not
360 ° of distributions, distribution angle is 0~270 °, and remaining 90 be no tooth form.Set the angle of revolution of revolving platform as 0~
270 °, processing request can be met.
One of the embodiment of citing no replacement is required cutter: such as milling the straight trough that a facewidth is 5mm, and selections width is 5mm
Milling cutter, if mill teeth width be 8mm straight trough, do not need to change milling cutter.The slot that 5mm wide can first be milled out passes through turntable rotation one
Determine angle, then mill 3mm width, the straight trough of 8mm wide can be obtained.
One of embodiment of stepless time adjustment: stepless time adjustment is the input bottom and top feed speed on panel, in a certain range
Any input number, the numerical accuracy of input can be to 0.001.
The digital control system uses AC servo driver, the numerical control turntable of well-known supplier.
When processing part using numerical control gear milling of the invention, steps are as follows:
1, according to the gear material of processing, tooth form, milling cutter is selected, milling cutter is mounted on milling spindle；
2, length feed amount is manually adjusted according to the gear radius of processing, after being adjusted in place, fixed longitudinal slide unit；
3, milling fixture is fixed on revolving platform, work gear to be added is mounted on milling fixture, is corrected and fixed；
4, preceding programmed is processed, machine can be suspended as needed in work and be adjusted, added by being inputted on operation panel
Work instruction sets the amount of feeding and feed speed, the parameters such as angle of revolution of revolving platform of milling Z-direction, makes swing mechanism, Milling Machine
Structure is moved according to the feature of processing gear.
In above scheme, by the amount of feeding, feed speed and the revolution that input instruction setting milling mechanism in operation panel
The angle of revolution of mechanism controls the every tooth width of gear, between cog angle, and making milling mechanism, vertical feed is primary up and down, returns
Rotation mechanism turns round the angle of a setting, can easily realize interval mill teeth, the interrupted mill teeth of gear；Program instruction can also be passed through
Code controls main shaft servomotor revolving speed, the velocity variations for making screw rod that milling mechanism be driven to move up and down, arbitrarily adjustment milling
The movement velocity of mechanism fully phases out Pulley mechanism spare part, to realize the requirement of electrodeless adjustment Milling Speed, improves production effect
Rate reduces production cost.The numerical control gear milling machine of the present embodiment can easily realize mill teeth requirement by way of input instruction
Adjustment, the adjustment by programming achievable tooth width, tooth angle degree do not have to tool changing, effectively reduce cutter changing and tooling adjustment,
Substantially reduce the cost of manufacture of product.
The aforementioned description to specific exemplary embodiment of the invention is in order to illustrate and illustration purpose.These descriptions
It is not wishing to limit the invention to disclosed precise forms, and it will be apparent that according to the above instruction, can much be changed
And variation.The purpose of selecting and describing the exemplary embodiment is that explaining specific principle of the invention and its actually answering
With so that those skilled in the art can be realized and utilize a variety of different exemplary implementation schemes of the invention and
Various chooses and changes.
Claims (9)
1. a kind of numerical control gear milling machine, it is characterised in that: including machine body (6), digital control system, longitudinal slide unit (17), turn-around machine
Structure (14), milling slide unit (8) and milling mechanism；Machine body (6) includes horizontal table (20) and column (19), and longitudinal direction is sliding
It is connect between platform (17) and horizontal table (20) by guide rail slide block mechanism, swing mechanism (14) is arranged in longitudinal slide unit (17)
On, it is connect between milling slide unit (8) and column (19) by guide rail slide block mechanism, milling mechanism is fixed at milling slide unit
(8) on；
Be provided between the milling slide unit (8) and column (19) driving milling slide unit) (8) move up and down Z-direction driving device
(5), the Z-direction driving device (5) includes Z-direction servo motor and the screw pair that is made of down-feed screw (7) and vertical nut；
Z-direction servomotor drives down-feed screw) (7) rotation, vertical nut is fixedly connected on the milling slide unit (8)；
The swing mechanism (14) includes device for revolving and driving (16) and numerical control turntable, and the device for revolving and driving includes revolution
Servo motor and the revolute pair being made of worm and wormwheel, worm gear are fixedly connected on the numerical control turntable；
The output signal control terminal of the digital control system is connect with Z-direction servomotor and rotary servovalve motor, and control milling is sliding
Platform (8) Z-direction movement, numerical control turntable rotary motion, make the milling mechanism being fixed on milling slide unit (8) up and down vertically into
To primary, the angle of one setting of the numerical control turntable revolution；
Be provided with longitudinal driving device between the longitudinal slide unit (17) and horizontal table (20), the longitudinal driving device by
The screw pair composition of longitudinal leadscrew 18 and horizontal nut composition, horizontal nut are fixedly connected on longitudinal slide unit (17)；
The milling cutter that the milling mechanism includes spindle gearing (10), milling spindle (12) and be mounted on milling spindle
(11).
2. numerical control gear milling machine according to claim 1, it is characterised in that: the digital control system includes AC servo driver
And numerical control device；
The servomotor operating that the location information order-driven that AC servo driver receives numerical control device is respectively connected, and will
Its location information for controlling motor feeds back to numerical control device；
The numerical control program woven is controlled AC servo driver by numerical control device, and AC servo driver controls AC servo
Tooth Profile Machining is completed in the operating of motor.
3. numerical control gear milling machine according to claim 2, it is characterised in that: AC servo driver includes control rotary servovalve
The AC servo driver of motor operating and the AC servo driver of control Z-direction servomotor operating.
4. numerical control gear milling machine according to claim 2, it is characterised in that: the numerical control device includes operation panel (1).
5. numerical control gear milling machine according to claim 2, it is characterised in that: the numerical control device includes operation handwheel (2).
6. numerical control gear milling machine according to claim 1, it is characterised in that: the milling mechanism further includes installation milling spindle
On adjustment spacer.
7. numerical control gear milling machine according to claim 1, it is characterised in that: swing mechanism (14) is equipped with lateral displacement and adjusts machine
Structure is connect between swing mechanism (14) and longitudinal slide unit (17) by cross slide way slide block.
8. numerical control gear milling machine according to claim 7, it is characterised in that: swing mechanism passes through support base (15) and longitudinal sliding
Platform (17) is threadedly coupled.
9. numerical control gear milling machine according to claim 1, it is characterised in that: further include circulating cooling system (9), numerical control device
Control is realized to it by instruction.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810793724.4A CN108941788A (en) | 2018-07-19 | 2018-07-19 | A kind of numerical control gear milling machine |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810793724.4A CN108941788A (en) | 2018-07-19 | 2018-07-19 | A kind of numerical control gear milling machine |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN108941788A true CN108941788A (en) | 2018-12-07 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201810793724.4A Pending CN108941788A (en) | 2018-07-19 | 2018-07-19 | A kind of numerical control gear milling machine |
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| CN (1) | CN108941788A (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111331201A (en) * | 2020-03-13 | 2020-06-26 | 内蒙古民族大学 | Multifunctional cutting tooth machining device and operation method thereof |
| CN112719468A (en) * | 2020-12-11 | 2021-04-30 | 福建省长泰县武安福利厂 | Metal numerical control machining equipment |
| CN113681308A (en) * | 2021-09-17 | 2021-11-23 | 洛阳海凝机器人科技有限公司 | Be used for portable machine tool that mills of jumbo size steel sheet |
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|---|---|---|---|---|
| CN2871084Y (en) * | 2005-10-28 | 2007-02-21 | 南京工业大学 | Multifunctional high-speed milling lathe with polar coordinate digital control |
| CN102744466A (en) * | 2012-07-24 | 2012-10-24 | 天津第一机床总厂 | Large cylindrical gear numerical control gulleting machine |
| DE202017107074U1 (en) * | 2017-11-22 | 2017-11-30 | Liebherr-Verzahntechnik Gmbh | Machining head for gear hobbing and hobbing machine |
| CN208495985U (en) * | 2018-07-19 | 2019-02-15 | 广西四方汽车零部件制造有限公司 | A kind of transformation numerical control gear milling machine |
-
2018
- 2018-07-19 CN CN201810793724.4A patent/CN108941788A/en active Pending
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2871084Y (en) * | 2005-10-28 | 2007-02-21 | 南京工业大学 | Multifunctional high-speed milling lathe with polar coordinate digital control |
| CN102744466A (en) * | 2012-07-24 | 2012-10-24 | 天津第一机床总厂 | Large cylindrical gear numerical control gulleting machine |
| DE202017107074U1 (en) * | 2017-11-22 | 2017-11-30 | Liebherr-Verzahntechnik Gmbh | Machining head for gear hobbing and hobbing machine |
| CN208495985U (en) * | 2018-07-19 | 2019-02-15 | 广西四方汽车零部件制造有限公司 | A kind of transformation numerical control gear milling machine |
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111331201A (en) * | 2020-03-13 | 2020-06-26 | 内蒙古民族大学 | Multifunctional cutting tooth machining device and operation method thereof |
| CN111331201B (en) * | 2020-03-13 | 2021-04-30 | 内蒙古民族大学 | Multifunctional cutting tooth machining device and operation method thereof |
| CN112719468A (en) * | 2020-12-11 | 2021-04-30 | 福建省长泰县武安福利厂 | Metal numerical control machining equipment |
| CN112719468B (en) * | 2020-12-11 | 2023-12-22 | 深圳市一益智能装备制造有限公司 | Metal numerical control machining equipment |
| CN113681308A (en) * | 2021-09-17 | 2021-11-23 | 洛阳海凝机器人科技有限公司 | Be used for portable machine tool that mills of jumbo size steel sheet |
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