CN107931742B - Gear machining equipment - Google Patents
Gear machining equipment Download PDFInfo
- Publication number
- CN107931742B CN107931742B CN201711040596.8A CN201711040596A CN107931742B CN 107931742 B CN107931742 B CN 107931742B CN 201711040596 A CN201711040596 A CN 201711040596A CN 107931742 B CN107931742 B CN 107931742B
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- CN
- China
- Prior art keywords
- support
- gear
- hole
- support plate
- mandril
- 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.)
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Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23F—MAKING GEARS OR TOOTHED RACKS
- B23F15/00—Methods or machines for making gear wheels of special kinds not covered by groups B23F7/00 - B23F13/00
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23F—MAKING GEARS OR TOOTHED RACKS
- B23F1/00—Making gear teeth by tools of which the profile matches the profile of the required surface
- B23F1/06—Making gear teeth by tools of which the profile matches the profile of the required surface by milling
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23F—MAKING GEARS OR TOOTHED RACKS
- B23F1/00—Making gear teeth by tools of which the profile matches the profile of the required surface
- B23F1/06—Making gear teeth by tools of which the profile matches the profile of the required surface by milling
- B23F1/065—Making gear teeth by tools of which the profile matches the profile of the required surface by milling with plural tools
Abstract
The present invention relates to the manufacturing technology fields of gear, specially gear machining equipment, including workbench, workbench is equipped with adjustment platform, first support and second support, and adjustment platform is equipped with positioning disk, and positioning disk includes support plate and rotating disk, support plate is equipped with mandril, and rotating disk is equipped with convex block；It is equipped with cylinder between first support and second support, is equipped with support tube below cylinder；First axle is rotatablely connected in support tube, first axle is equipped with first bevel gear；The second axis is rotatablely connected in support tube, the second axis is equipped with third hand tap gear；First bevel gear and third hand tap gear engage second bevel gear simultaneously, and second bevel gear is fixedly connected with sleeve, and be slidably connected telescopic mast in sleeve；Telescopic mast is equipped with groove, and rotation disk center is provided with rotating hole, and rotating hole is equipped with fluted column；It is rotatablely connected the first milling cutter in first axle, the second milling cutter is rotatablely connected on the second axis.It can guarantee the concentricity of the reference circle and inner hole when processing helical teeth using the technical program.
Description
Technical field
The present invention relates to the manufacturing technology fields of gear, specially gear machining equipment.
Background technique
Gear is the important transmission parts in mechanical device, is widely used in various mechanical transmission mechanisms.It is right at present
In the Milling Process of gear, the cylindrical body that the processes such as rough turn, smart car, bore hole work the work piece into middle with hole is first passed through, then
Workpiece is positioned by the end face and inner hole of workpiece.Successively multiple teeth of gear are milled finally by a milling cutter
It cuts.At present to the combination tooth in the processing of gear, generally requiring the same workpiece Combined machining straight-tooth, helical teeth mixing.
Existing gear machining equipment, since milling cutter is fixed, can only work sheet one straight-tooth or single helical teeth, to
Combination tooth is processed, being dismounted for multiple times is needed, repeatedly adjusts, difficulty is big；When especially processing helical teeth, the operating force inclination being subject to can edge
There are component, the component, and work gear to be added is easily moved along a tangential direction in gear tooth tangent direction, it is difficult to guarantee helical gear point
The round concentricity with inner hole of degree, seriously affects Gear Processing quality.
Summary of the invention
The invention is intended to provide gear machining equipment, when solving to process helical teeth, the reference circle and inner hole of gear be not coaxial
The problem of.
Gear machining equipment in this programme, including workbench are slidably connected on workbench and adjust platform, first support and
Two brackets, first support and second support adjust about table core axial symmetry and are fixedly and coaxially connected hollow positioning on platform
Disk, positioning disk include the support plate and rotating disk for rotating coaxially connection, and rotating disk radius is less than the radius of support plate, support plate edge
It is equipped with through-hole in the radial direction, be slidably connected mandril in through-hole, it is correspondingly provided with convex block with through-hole in support plate on rotating disk periphery,
Mandril is resisted against on convex block, and the convex block is the axisymmetric shape of intermediate recess two sides protrusion；The first support and second
It is fixedly connected with the downward cylinder of output shaft between top of the trellis, is equipped with horizontal support tube below cylinder, support tube is slidably connected at
In first support and second support；Lateral first axle is rotatablely connected on the inner wall of support tube one end, first axle is equipped with the first cone
Gear；The second lateral axis is rotatablely connected on support tube other end inner wall, the second axis is equipped with third hand tap gear；First bevel gear
Second bevel gear is engaged simultaneously with third hand tap gear, second bevel gear center is fixedly connected with sleeve, is slidably connected in sleeve flexible
Column, telescopic mast top and elastic connection at the top of sleeve；Flexible column bottom is equipped with the irregular groove for circumferentially closing cyclization,
The rotation disk center, which is provided with, is radially equipped with the groove with matching grooves with the matched rotating hole of telescopic mast, rotation hole wall
Column；It is rotatablely connected the first milling cutter of angle adjustable in the first axle, the second milling cutter of angle adjustable is rotatablely connected on the second axis.
The technical principle of this programme is:
Adjustment platform is adjusted, so that adjustment platform center line is overlapped with the symmetrical centre of first support and second support, it will be to be added
Work gear covers on the excircle of support plate.Cylinder is opened, cylinder pushes support tube integrally to move down length, and telescopic mast, which moves down to put in, to be determined
In disk inner hole, fluted column sticks into bottom portion of groove, and since elastic connection has buffer function between telescopic mast and sleeve, telescopic mast is not
Adjustment table top can be broken.
Then the degree of helical angle is processed according to needed for helical gear, such as helical teeth tilts 20 ° from left to right；Open two electricity
Machine, two motors close motor after first axle and the second axis are rotated clockwise 20 °, the first milling cutter and first bevel gear are with first
Axis rotates clockwise 20 °, and the second milling cutter and third hand tap gear rotate clockwise 20 ° with the second axis.First bevel gear and third
Bevel gear drives second bevel gear to rotate counterclockwise, and second bevel gear band moving sleeve rotates counterclockwise, and sleeve drives telescopic mast inverse
Hour hands rotate, and the fluted column on telescopic mast constitutes cylindrical cam mechanism along the profile upward sliding counterclockwise of groove.Fluted column
Upward sliding counterclockwise drives rotating disk to rotate counterclockwise.Rotating disk rotates counterclockwise, and convex block rotates counterclockwise, mandril and convex block
Cam ejection pin mechanism is constituted, to sliding on the right side of cam among convex block, mandril is displaced outwardly in radial directions to be positioned mandril
Disk and helical teeth to be processed clamp.
When first milling cutter works, the first milling cutter tilts 20 ° along the spiral angular direction of helical teeth, adds to helical teeth to be processed
Work, when processing, the operating force that helical teeth to be processed is subject to tilts 20 °, point of the tilting force along helical teeth tangential direction to be processed to the right
Power rotates clockwise helical teeth to be processed, so that support plate rotates clockwise.Support plate rotates clockwise, and offsets rotating disk
It rotates counterclockwise, so that stress is offset when processing helical gear, is conducive to reduce the position between helical teeth and processing unit (plant) to be processed
It moves, improves Gear Processing precision.Support plate rotates clockwise, and mandril and convex block still constitute cam ejection pin mechanism, and mandril is finally still
It is displaced outwardly in radial directions and clamps positioning disk and helical teeth to be processed.
The beneficial effect of this programme is:
Rotation disc spins on positioning disk, geared sleeve to be processed is outside support plate, when work gear to be added is subject to processing helical teeth
Component support plate is rotated backward with rotating disk, positive and negative rotation is cancelled out each other, and will not be made processing helical teeth to be processed
Displacement is generated between gear and processing unit (plant), avoids reference circle and inner hole is not coaxial.In the prior art, when processing helical teeth, to
It processes and generates displacement between gear and processing unit (plant), so that reference circle and inner hole be not coaxial, seriously affect Gear Processing quality.With it is existing
There is technology to compare, when the technical program processes helical teeth, internal system cancels each other out the power for generating displacement, so that reference circle and interior
Hole is coaxial, and structure is simple, convenient to be applicable in；And the technical program is also capable of processing straight-tooth, keeps milling cutter vertical, adjusts adjustment platform, makes
The central axes of the interior axially bored line of helical teeth to be processed and the working face perpendicular to workbench and excessively round sliding rail are overlapped, thus raising to
The inner hole of finished gear and the concentricity of its reference circle.
It further, is six along the number of openings of support plate radial direction on the support plate side wall, number of slugs six
A, and through-hole is stepped hole, the biggish one end of through-hole diameter is slidably fitted in each through-hole close to the center line of positioning disk
Mandril.It can guarantee that mandril is determined convenient for the installation and removal of workpiece by rotating in the radial direction Telescopic sliding along support plate
Position disk can eject mandril, to position to workpiece.
Further, the shape of the convex block is identical.Guarantee that the outreach of all mandrils is equal when rotating disk rotation,
The axis that can guarantee the inner hole of workpiece is overlapped with the center line of rotating disk, improves the inner hole and gear compound graduation of gear produced
Round concentricity.
Further, elastic element is connected between the mandril and support plate.When needing to carry out workpiece positioning or by workpiece
When disassembling from positioning disk, after rotating rotating disk, mandril is retractable into support plate, is conducive to workpiece being attached to positioning disk
Above or from positioning disk remove.
Further, the groove cross section shape is in approximate V-type.Be conducive to groove and fluted column forms cylindrical cam machine
Structure is conducive to the rotation that fluted column drives rotating disk.
Detailed description of the invention
Fig. 1 is the structural schematic diagram of gear machining equipment embodiment of the present invention；
Fig. 2 is the structural schematic diagram of positioning disk in gear machining equipment embodiment of the present invention；
Fig. 3 is the structural schematic diagram of helical teeth to be processed in gear machining equipment embodiment of the present invention.
Specific embodiment
Appended drawing reference in Figure of description includes: workbench 1, first support 2, second support 3, adjustment platform 4, positioning disk
5, cylinder 6, support tube 7, first axle 8, first bevel gear 9, second bevel gear 10, the second axis 11, third hand tap gear 12, sleeve
13, telescopic mast 14, groove 15, fluted column 16, the first milling cutter 17, the second milling cutter 18, rotating disk 19, support plate 20, mandril 21, convex
Block 22, helical teeth to be processed 23, helical teeth 24.
Embodiment is substantially as shown in Fig. 1, gear machining equipment, including horizontally disposed workbench 1, pacifies on workbench 1
Filling round sliding rail, the round upper right Slideslip of sliding rail installs first support 2, and round sliding rail upper left side is slidably installed second support 3, the
One bracket 2 and second support 3 are perpendicular to workbench 1 and with the central axes of round sliding rail at axial symmetry.Peace is slided on round sliding rail
Adjustment whole 4.It adjusts and welds positioning disk 5 on platform 4, positioning disk 5 is co-axially mounted with adjustment platform 4.First support 2 and second support 3
Top is threadedly coupled cylinder 6 by cross bar, and 6 output shaft of cylinder is downward, and horizontal support tube 7, support tube 7 are installed below cylinder 6
It is slidably mounted in first support 2 and second support 3.
It is rotatablely installed lateral first axle 8 on 7 right side inner wall of support tube, vertical first bevel gear is installed in first axle 8
9；It is rotatablely installed the second lateral axis 11 in 7 inner left wall of support tube, vertical third hand tap gear 12 is installed on the second axis 11；The
Second bevel gear 10,10 center weld sleeve 13 of second bevel gear, set are engaged in one bevel gear 9 and 12 bottom of third hand tap gear simultaneously
Be slidably installed telescopic mast 14 in cylinder 13, is connected to 13 top of sleeve by spring at the top of telescopic mast 14.Telescopic mast is opened on 14 bottom
There is the groove 15 for circumferentially closing cyclization, 15 cross-sectional shape of groove is in approximate V-type.
It is rotatablely installed the first milling cutter 17 in first axle 8, the second milling cutter 18,17 He of the first milling cutter are rotatablely installed on the second axis 11
Second milling cutter 18 is symmetrical along the central axes of excessively round sliding rail, and the first milling cutter 17 and the second milling cutter 18 are by two different motors (in figure
It is not drawn into) driving.7 bottom of support tube is opened there are two through slot, and two through slots are milled with the central axes of round sliding rail at axial symmetry, first
Knife 17 and the second milling cutter 18 extend downwardly through slot.
As shown in Fig. 2, positioning disk 5 includes rotating disk 19, elastic element, support plate 20 and mandril 21；Positioning disk 5 is circle
The center line of cylindrical chamber, the cavity is overlapped with the center line of positioning disk 5, and rotating disk 19 is rotatablely installed in this cavity, and is revolved
Turntable 19 is co-axially mounted with support plate 20, and 19 radius of rotating disk is less than the radius of support plate 20.19 center of rotating disk is provided with and stretches
The matched rotating hole of 14 size of contracting column rotates and is radially welded with fluted column 16 on hole wall.Edge on the side wall of support plate 20
The radial direction of support plate 20 is opened there are six through-hole, which is stepped hole, and the one end being relatively large in diameter is in positioning disk 5
Heart line is slidably fitted with mandril 21 in each through-hole.Elastic element is connected between mandril 21 and support plate 20.On 19 periphery of rotating disk
Six convex blocks 22 are correspondingly provided with six through-holes in support plate 20, the shape of all convex blocks 22 is identical, and all convex blocks 22 are centre
The axisymmetric shape for the two sides protrusion that is recessed.Mandril 21 is resisted against on convex block 22.
When it is implemented, adjust adjustment platform 4, so that adjustment 4 center line of platform and first support 2 and second support 3 is symmetrical
Center is overlapped, by geared sleeve to be processed on the excircle of support plate 20.Cylinder 6 is opened, cylinder 6 pushes under 7 entirety of support tube
Length is moved, telescopic mast 14, which moves down, to be put in price fixing inner hole, and since the elastic buffer of spring acts on, telescopic mast 14 will not will adjust platform 4
Upper surface is broken, and fluted column 16 sticks into 15 bottom of groove.Then the degree of processing helical angle, such as attached drawing needed for being taken turns according to helical teeth 24
Shown in 3, such as helical teeth 24 tilts 20 ° from left to right；Two motors are opened, as shown in Fig. 1, two motors are by first axle 8 and second
Axis 11 closes motor, the first milling cutter 17 and first bevel gear 9 as first axle 8 rotates clockwise 20 ° after rotating clockwise 20 °,
Second milling cutter 18 and third hand tap gear 12 rotate clockwise 20 ° with the second axis 11.12 band of first bevel gear 9 and third hand tap gear
Dynamic second bevel gear 10 rotates counterclockwise, and second bevel gear 10 is rotated counterclockwise with moving sleeve 13, and sleeve 13 drives telescopic mast 14
It rotates counterclockwise, the fluted column 16 on telescopic mast 14 constitutes cylindrical cam machine along the profile upward sliding counterclockwise of groove 15
Structure.The upward sliding counterclockwise of fluted column 16 drives rotating disk 19 to rotate counterclockwise.Rotating disk 19 rotates counterclockwise, 22 inverse time of convex block
Needle rotation, mandril 21 and convex block 22 constitute 21 mechanism of cam follower, and mandril 21 is among convex block 22 to sliding on the right side of cam, mandril
21 are displaced outwardly clamp positioning disk 5 and helical teeth 23 to be processed in radial directions.
As shown in Fig. 3, when the first milling cutter 17 works, the first milling cutter 17 is tilted to the right 20 °, carries out to helical teeth 23 to be processed
Processing, when processing, the operating force that helical teeth 23 to be processed is subject to tilts 20 °, which makes helical teeth to be processed along component to the right
23 to the right, so that support plate 20 is to the right, from attached drawing 2, support plate 20 is rotated clockwise.Support plate 20 turns clockwise
It is dynamic, it offsets rotating disk 19 and rotates counterclockwise, so that stress is offset when processing helical gear, be conducive to reduce helical teeth 23 to be processed
Displacement between processing unit (plant) improves Gear Processing precision.
Support plate 20 rotates clockwise, and mandril 21 and 22 mechanism of convex block still constitute 21 mechanism of cam follower, and mandril 21 is from convex
To cam left slide, mandril 21 is finally still displaced outwardly positioning disk 5 and helical teeth to be processed in radial directions on block 22 right side
23 clamp.
Claims (5)
1. gear machining equipment, including workbench, it is slidably connected on workbench and adjusts platform, first support and second support, first
Bracket and second support adjust about table core axial symmetry and are fixedly and coaxially connected hollow positioning disk, positioning disk packet on platform
Include the support plate and rotating disk for rotating coaxially connection, rotating disk radius is less than the radius of support plate, support plate radially on
Equipped with through-hole, be slidably connected mandril in through-hole, is correspondingly provided with convex block with through-hole in support plate on rotating disk periphery, mandril is resisted against
On convex block, it is characterised in that: the convex block is the axisymmetric shape of intermediate recess two sides protrusion；The first support and second
It is fixedly connected with the downward cylinder of output shaft between top of the trellis, is equipped with horizontal support tube below cylinder, support tube is slidably connected at
In first support and second support；Lateral first axle is rotatablely connected on the inner wall of support tube one end, first axle is equipped with the first cone
Gear；The second lateral axis is rotatablely connected on support tube other end inner wall, the second axis is equipped with third hand tap gear；First bevel gear
Second bevel gear is engaged simultaneously with third hand tap gear, second bevel gear center is fixedly connected with sleeve, is slidably connected in sleeve flexible
Column, telescopic mast top and elastic connection at the top of sleeve；Flexible column bottom is equipped with the irregular groove for circumferentially closing cyclization,
The rotation disk center, which is provided with, is radially equipped with the groove with matching grooves with the matched rotating hole of telescopic mast, rotation hole wall
Column；It is rotatablely connected the first milling cutter of angle adjustable in the first axle, the second milling cutter of angle adjustable is rotatablely connected on the second axis.
2. gear machining equipment according to claim 1, it is characterised in that: along support plate radial direction on the support plate side wall
The number of openings in direction is six, and number of slugs is six, and through-hole is stepped hole, and the biggish one end of through-hole diameter is close to fixed
The center line of position disk, is slidably fitted with mandril in each through-hole.
3. gear machining equipment according to claim 2, it is characterised in that: the shape of the convex block is identical.
4. gear machining equipment according to claim 3, it is characterised in that: connect elasticity member between the mandril and support plate
Part.
5. gear machining equipment according to any one of claims 1-4, it is characterised in that: the groove cross section shape
In approximate V-type.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201711040596.8A CN107931742B (en) | 2017-10-30 | 2017-10-30 | Gear machining equipment |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201711040596.8A CN107931742B (en) | 2017-10-30 | 2017-10-30 | Gear machining equipment |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN107931742A CN107931742A (en) | 2018-04-20 |
| CN107931742B true CN107931742B (en) | 2019-02-26 |
Family
ID=61935853
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201711040596.8A Active CN107931742B (en) | 2017-10-30 | 2017-10-30 | Gear machining equipment |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN107931742B (en) |
Families Citing this family (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108941793B (en) * | 2018-08-06 | 2020-05-26 | 永嘉俊腾机械科技有限公司 | Gear machining machine tool |
| CN114227296B (en) * | 2021-12-31 | 2024-01-23 | 江苏正恺电子科技有限公司 | Clamping jig for floating rotary cutting tool and using method thereof |
Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US6227775B1 (en) * | 1999-03-17 | 2001-05-08 | Arnold F. Klammer | Internal gears and splines and milling method and apparatus for manufacturing same |
| CN204565332U (en) * | 2015-04-09 | 2015-08-19 | 浙江通泰轴承有限公司 | A kind of gear-hobbing machine |
| CN104959679A (en) * | 2015-07-24 | 2015-10-07 | 苏州市海神达机械科技有限公司 | Internal gear milling apparatus |
| CN204893101U (en) * | 2015-08-07 | 2015-12-23 | 武汉正永机电有限公司 | Tooth machine is milled in numerical control |
| CN105436621A (en) * | 2015-12-16 | 2016-03-30 | 宁国市嘉翔机械有限公司 | Gear processing device |
| CN205237230U (en) * | 2015-11-05 | 2016-05-18 | 重庆市江津区禾丰机械有限公司 | Gear processing equipment |
-
2017
- 2017-10-30 CN CN201711040596.8A patent/CN107931742B/en active Active
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US6227775B1 (en) * | 1999-03-17 | 2001-05-08 | Arnold F. Klammer | Internal gears and splines and milling method and apparatus for manufacturing same |
| CN204565332U (en) * | 2015-04-09 | 2015-08-19 | 浙江通泰轴承有限公司 | A kind of gear-hobbing machine |
| CN104959679A (en) * | 2015-07-24 | 2015-10-07 | 苏州市海神达机械科技有限公司 | Internal gear milling apparatus |
| CN204893101U (en) * | 2015-08-07 | 2015-12-23 | 武汉正永机电有限公司 | Tooth machine is milled in numerical control |
| CN205237230U (en) * | 2015-11-05 | 2016-05-18 | 重庆市江津区禾丰机械有限公司 | Gear processing equipment |
| CN105436621A (en) * | 2015-12-16 | 2016-03-30 | 宁国市嘉翔机械有限公司 | Gear processing device |
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| Publication number | Publication date |
|---|---|
| CN107931742A (en) | 2018-04-20 |
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Effective date of registration: 20220310 Address after: 315000 Dongjiao Road, xinliangting Industrial Zone, Daxu Town, Xiangshan County, Ningbo City, Zhejiang Province Patentee after: Ningbo Xinji Machinery Technology Co.,Ltd. Address before: 315000 Dongjiao Road, xinliangting Industrial Zone, Daxu Town, Xiangshan County, Ningbo City, Zhejiang Province Patentee before: XIANGSHAN XINJI MACHINERY FACTORY |
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Effective date of registration: 20230906 Address after: 400000 No.7, Jianqiao Avenue, Jianqiao Industrial Park (Dadukou District), Dadukou District, Chongqing Patentee after: Akita Gear Co.,Ltd. Address before: 315000 Dongjiao Road, xinliangting Industrial Zone, Daxu Town, Xiangshan County, Ningbo City, Zhejiang Province Patentee before: Ningbo Xinji Machinery Technology Co.,Ltd. |
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