CN104439534A - Spiral gear machining equipment - Google Patents
Spiral gear machining equipment Download PDFInfo
- Publication number
- CN104439534A CN104439534A CN201410560336.3A CN201410560336A CN104439534A CN 104439534 A CN104439534 A CN 104439534A CN 201410560336 A CN201410560336 A CN 201410560336A CN 104439534 A CN104439534 A CN 104439534A
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- axle
- thread piece
- gear
- external thread
- extension
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Abstract
Spiral gear machining equipment is used in the machining process of a blank (85) and comprises a base (3), a stand column (300), a milling head (301), a rotary inner thread part (1), an outer thread part (2) and a cylindrical workpiece bearing part (8), wherein the base (3) is fixedly connected with the lower end of the stand column (300), and the milling head (301) is installed at the upper end of the stand column (300) and can cut the blank (85) through rotation of a milling cutter. The rotary inner thread part (1) comprises an upper cylindrical part (11) and a lower chamber part (12), the lower chamber part (12) is rotationally connected with the base (3) in the peripheral direction and fixedly connected with the base (3) in the axial direction through a bearing device (13), and the outer thread part (2) is cylindrical.
Description
Technical field
The present invention relates to Gear Processing field, be specially the processing of helical gear.
Background technology
It is good that helical gear has engagement property, the advantage that stable drive, noise are little.Further, its registration is large, reduces the load of often pair of gear, improves the bearing capacity of gear.And it is few not produce the minimum teeth number that root cuts.Because its field of conjugate action is by little,---greatly---little, steadily, impact little, noise is little in engagement; Therefore there is large bearing capacity, gear life and stationarity can be improved; And volume is little.Helical gear drive is meshed by two helical gears and forms.Purposes transmits the motion between the crossed axis of space two.But, making trouble of helical gear, and be difficult to the teeth groove accuracy of form and position ensureing processing.
In particular, in some embody rule fields, such as flexible material (as plastics) processing, traditional intermetallic composite coating mode reduces costs being difficult to meet and improving the requirement of process velocity and precision.
Summary of the invention
The object of the invention is the processing mode in order to provide a kind of helical gear, it has the high advantage of the single teeth groove precision that is succinct, processing of process equipment.Further, can meet in some flexible materials for the requirement that processing cost especially tooling cost reduces.
According to aspects of the present invention, a kind of helical gear process equipment, for using when processing blank, it comprises: pedestal, column, milling head, rotatable inner thread piece, external thread piece and columned Workpiece carrier part, wherein, pedestal is fixedly connected with the lower end of column, the upper end of column is provided with milling head, milling head can be cut described blank by the rotation of milling cutter, rotatable inner thread piece comprises cylindrical portion and lower chambers portion, described lower chambers portion by bearing arrangement and pedestal circumference can rotate and axial restraint be connected, external thread piece is cylindric, its outer circumference surface is provided with external screw thread to engage with the internal thread in described upper cylindrical portion, cavity is provided with in pedestal, cavity has top wall, in described cavity, drive motors is installed, drive motors is connected with the lower end of the first axle, described first axle is through the left-hand portion of described top wall, and on the section that described first axle is positioned at above top wall, from bottom to up first gear and the first pinion are installed successively regularly, the inside circumference face in described lower chambers portion is fixedly installed ring gear, first gear engages with described ring gear, described rotatable inner thread piece can be driven when drive motors is rotated to rotate relative to pedestal, the bottom end face left-hand portion place of described external thread piece is provided with the cylindric extension in a left side to downward-extension regularly, the top of the first axle is inserted in described cylindric extension, and can coordinate rotationally with described cylindric extension,
Described columned Workpiece carrier part all overlaps with the axial line of external thread piece and described upper cylindrical portion, its upper end is provided with blank clamping structure, middle part, lower end is provided with the middle circle column extension to downward-extension regularly, the bottom of described columned Workpiece carrier part is connected with external thread piece by lower bearing, top is connected with ring-type capping by upper bearing (metal), described ring-type capping and external thread piece are fixed, thus, described columned Workpiece carrier part can rotate relative to described external thread piece; Second axle is installed the middle part axial restraint of described top wall, the lower end of described second axle is connected with described top wall, top is inserted in described middle circle column extension, and the axial line of described second axle overlaps with the axial line of described columned Workpiece carrier part, described second axle all can coordinate rotationally with described top wall and described middle circle column extension; Described second axle is installed with second largest gear and the second pinion from bottom to up successively, and second largest gear engages with the first pinion;
Described top wall is provided with the 3rd axle on the right side of described second axle with going back axial restraint, the lower end of described 3rd axle is connected with described top wall, top is inserted into the blind hole of the right side wall being arranged in described external thread piece, and described 3rd axle all can be coordinated rotationally with described top wall and described blind hole; Described 3rd axle is installed with the third-largest gear and third pinion from bottom to up successively, and the third-largest gear engages with the second pinion; Third pinion is cylindric; The outer circumference surface of described middle circle column extension is installed with the fourth-largest gear, and the fourth-largest gear engages with described third pinion;
Thus, it is non-rotatable under described external thread piece is located while described first axle and described 3rd axle, when described drive motors rotates, described upper cylindrical portion drives external thread piece to move up and down, thus drives described columned Workpiece carrier part and blank to move up and down relative to pedestal; Meanwhile, drive motors can also be rotated relative to pedestal by Workpiece carrier part columned described in described gear drive and blank; And then, under the shear action of cutter, spiral alveolar can be processed on blank; When described columned Workpiece carrier part and blank rise to extreme higher position, the top of described first axle with between the cylindric extension in a described left side, the top of described second axle with between described middle circle column extension, the top of described 3rd axle with all still keep between described blind hole coordinating rotationally, described the fourth-largest gear still keeps engaging with cylindric described third pinion.
Pass through such scheme, owing to have employed the transmission of the gears at different levels of the fixing number of teeth, when thread pitch is certain, can ensure that the proportionate relationship between rotational angular velocity and riser speed is constant, therefore, which ensure that the precision of slot form in processing spiral alveolar process; And by specific vibrational power flow, the rotation that can realize circumferential angular speed slows down as far as possible, namely relative to the linear velocity risen, rotary speed is as far as possible slow, thus meets the shape need of helical gear.Meanwhile, what utilize power transmission shaft to rotate external thread sleeve is fixing, therefore, it is possible to ensure that it is not followed inner thread sleeve and rotates; And the central axes of middle power transmission shaft and the miscellaneous part of rotation, which ensure that the rotation of power transmission shaft can have nothing to do with the rotation of plummer, thus can rotate independently.What utilize uniqueness stretches out structure and blind hole structure, can ensure that basic fixed structure is constant while rising, thus can not affect the transmission of power transmission shaft and fix in the rotation of screw shell.Upward system tightly uses a drive motors, two kinds of motions that just can realize the rotation of Gear Processing is risen drive, ensure that the proportional precision between two kinds of motions simultaneously, therefore, the requirement of manufacturing equipment cost control can be met, the antagonism requirement of the cutting force for particular process material can be met simultaneously, and the form accuracy requirement of gear tooth slot can be met, it by the impact of processing environment confusion, does not all have for the maintenance of process equipment, the workflow management of process the tolerance degree increased.
Accompanying drawing explanation
Fig. 1 is the structural representation of organisation of working of the present invention when non-propradation;
Fig. 2 is the structural representation of organisation of working of the present invention after rising.
Detailed description of the invention
Below in conjunction with accompanying drawing 1-2, the present invention is described in detail.
A kind of helical gear process equipment, for using when processing blank 85, it comprises: pedestal 3, column 300, milling head 301, rotatable inner thread piece 1, external thread piece 2 and columned Workpiece carrier part 8, wherein, pedestal 3 is fixedly connected with the lower end of column 300, the upper end of column 300 is provided with milling head 301, milling head 301 can be cut described blank 85 by the rotation of milling cutter, rotatable inner thread piece 1 comprises cylindrical portion 11 and lower chambers portion 12, described lower chambers portion 12 passes through bearing arrangement 13, and and pedestal 3 circumference can be rotated and axial restraint ground is connected, external thread piece 2 is cylindric, its outer circumference surface is provided with external screw thread to engage with the internal thread in described upper cylindrical portion 11, cavity 31 is provided with in pedestal 3, cavity 31 has top wall 32, in described cavity 31, drive motors 4 is installed, drive motors 4 is connected with the lower end of the first axle 5, described first axle 5 is through the left-hand portion of described top wall 32, and on the section that described first axle 5 is positioned at above top wall 32, first gear 51 and the first pinion 52 are installed from bottom to up successively regularly, the inside circumference face in described lower chambers portion 12 is fixedly installed ring gear 139, first gear 51 engages with described ring gear 139, described rotatable inner thread piece 1 can be driven when drive motors 4 is rotated to rotate relative to pedestal 3, the bottom end face left-hand portion place of described external thread piece 2 is provided with the cylindric extension 21 in a left side to downward-extension regularly, the top of the first axle 5 is inserted in described cylindric extension 21, and can coordinate rotationally with described cylindric extension 21,
Described columned Workpiece carrier part 8 all overlaps with the axial line of external thread piece 2 and described upper cylindrical portion 11, its upper end is provided with blank clamping structure, middle part, lower end is provided with the middle circle column extension 81 to downward-extension regularly, the bottom of described columned Workpiece carrier part 8 is connected with external thread piece 2 by lower bearing 83, top is connected with ring-type capping 84 by upper bearing (metal) 86, described ring-type capping 84 is fixed with external thread piece 2, thus, described columned Workpiece carrier part 8 can rotate relative to described external thread piece 2; Second axle 6 is installed the middle part axial restraint of described top wall 32, the lower end of described second axle 6 is connected with described top wall 32, top is inserted in described middle circle column extension 81, and the axial line of described second axle 6 overlaps with the axial line of described columned Workpiece carrier part 8, described second axle 6 all can coordinate rotationally with described top wall 32 and described middle circle column extension 81; Described second axle 6 is installed with from bottom to up successively second largest gear 61 and the second pinion 62, second largest gear 61 engages with the first pinion 52;
Described top wall 32 is provided with the 3rd axle 7 on the right side of described second axle 6 with going back axial restraint, the lower end of described 3rd axle 7 is connected with described top wall 32, top is inserted into the blind hole of the right side wall being arranged in described external thread piece 2, and described 3rd axle 7 all can be coordinated rotationally with described top wall 32 and described blind hole; Described 3rd axle 7 is installed with the third-largest gear 71 and third pinion 72 from bottom to up successively, and the third-largest gear 71 engages with the second pinion 62; Third pinion 72 is cylindric; The outer circumference surface of described middle circle column extension 81 is installed with the fourth-largest gear 82, and the fourth-largest gear 82 engages with described third pinion 72;
Thus, it is non-rotatable under described external thread piece 2 is located while described first axle 5 and described 3rd axle 7, when described drive motors 4 rotates, described upper cylindrical portion 11 drives external thread piece 2 to move up and down, thus drives described columned Workpiece carrier part 8 and blank 85 to move up and down relative to pedestal 3; Meanwhile, drive motors 4 can also drive described columned Workpiece carrier part 8 and blank 85 to rotate relative to pedestal 3 by described gear 51,52,61,62,71,72,82; And then, under the shear action of cutter, spiral alveolar can be processed on blank 85; When described columned Workpiece carrier part 8 and blank 85 rise to extreme higher position, the top of described first axle 5 with between the cylindric extension in a described left side 21, the top of described second axle 6 with between described middle circle column extension 81, the top of described 3rd axle 7 with all still keep between described blind hole coordinating rotationally, described the fourth-largest gear 82 still keeps engaging with cylindric described third pinion 72.
Claims (1)
1. a helical gear process equipment, for using when processing blank (85), it comprises: pedestal (3), column (300), milling head (301), rotatable inner thread piece (1), external thread piece (2) and columned Workpiece carrier part (8), wherein, pedestal (3) is fixedly connected with the lower end of column (300), the upper end of column (300) is provided with milling head (301), milling head (301) can be cut described blank (85) by the rotation of milling cutter, rotatable inner thread piece (1) comprises cylindrical portion (11) and lower chambers portion (12), described lower chambers portion (12) by bearing arrangement (13) and pedestal (3) circumference can rotate and axial restraint be connected, external thread piece (2) is cylindric, its outer circumference surface is provided with external screw thread to engage with the internal thread in described upper cylindrical portion (11), cavity (31) is provided with in pedestal (3), cavity (31) has top wall (32), drive motors (4) is installed in described cavity (31), drive motors (4) is connected with the lower end of the first axle (5), described first axle (5) is through the left-hand portion of described top wall (32), and described first axle (5) be positioned at top wall (32) top section on first gear (51) and the first pinion (52) are installed from bottom to up successively regularly, the inside circumference face of described lower chambers portion (12) is fixedly installed ring gear (139), first gear (51) engages with described ring gear (139), described rotatable inner thread piece (1) can be driven when drive motors (4) is rotated to rotate relative to pedestal (3), the bottom end face left-hand portion place of described external thread piece (2) is provided with the cylindric extension in the left side (21) to downward-extension regularly, the top of the first axle (5) is inserted in described cylindric extension (21), and can coordinate rotationally with described cylindric extension (21),
Described columned Workpiece carrier part (8) all overlaps with the axial line of external thread piece (2) and described upper cylindrical portion (11), its upper end is provided with blank clamping structure, middle part, lower end is provided with the middle circle column extension (81) to downward-extension regularly, the bottom of described columned Workpiece carrier part (8) is connected with external thread piece (2) by lower bearing (83), top is connected with ring-type capping (84) by upper bearing (metal) (86), described ring-type capping (84) is fixed with external thread piece (2), thus, described columned Workpiece carrier part (8) can be rotated relative to described external thread piece (2), second axle (6) is installed the middle part axial restraint of described top wall (32), the lower end of described second axle (6) is connected with described top wall (32), top is inserted in described middle circle column extension (81), and the axial line of described second axle (6) overlaps with the axial line of described columned Workpiece carrier part (8), and described second axle (6) all can coordinate rotationally with described top wall (32) and described middle circle column extension (81), described second axle (6) is installed with from bottom to up successively second largest gear (61) and the second pinion (62), second largest gear (61) engages with the first pinion (52),
Described top wall (32) is provided with the 3rd axle (7) on the right side of described second axle (6) with going back axial restraint, the lower end of described 3rd axle (7) is connected with described top wall (32), top is inserted into the blind hole of the right side wall being arranged in described external thread piece (2), and described 3rd axle (7) all can be coordinated rotationally with described top wall (32) and described blind hole; Described 3rd axle (7) is installed with the third-largest gear (71) and third pinion (72) from bottom to up successively, and the third-largest gear (71) engages with the second pinion (62); Third pinion (72) is cylindric; The outer circumference surface of described middle circle column extension (81) is installed with the fourth-largest gear (82), and the fourth-largest gear (82) engages with described third pinion (72);
Thus, it is non-rotatable under described external thread piece (2) is located while described first axle (5) and described 3rd axle (7), when described drive motors (4) rotates, described upper cylindrical portion (11) drives external thread piece (2) to move up and down, thus drives described columned Workpiece carrier part (8) and blank (85) to move up and down relative to pedestal (3); Meanwhile, drive motors (4) can also pass through described gear (51,52,61,62,71,72,82) and drives described columned Workpiece carrier part (8) and blank (85) to rotate relative to pedestal (3); And then, under the shear action of cutter, spiral alveolar can be processed on blank (85); When described columned Workpiece carrier part (8) and blank (85) rise to extreme higher position, the top of described first axle (5) with between the cylindric extension in a described left side (21), the top of described second axle (6) with between described middle circle column extension (81), the top of described 3rd axle (7) with all still keep between described blind hole coordinating rotationally, described the fourth-largest gear (82) still keeps engaging with cylindric described third pinion (72).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410560336.3A CN104439534B (en) | 2014-10-21 | 2014-10-21 | A kind of helical gear process equipment |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410560336.3A CN104439534B (en) | 2014-10-21 | 2014-10-21 | A kind of helical gear process equipment |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN104439534A true CN104439534A (en) | 2015-03-25 |
| CN104439534B CN104439534B (en) | 2016-08-24 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201410560336.3A Expired - Fee Related CN104439534B (en) | 2014-10-21 | 2014-10-21 | A kind of helical gear process equipment |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN104439534B (en) |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE4101109A1 (en) * | 1990-01-20 | 1991-07-25 | Honda Motor Co Ltd | DEVICE FOR MACHINING CONE WHEELS |
| JPH06339811A (en) * | 1993-05-31 | 1994-12-13 | Nissan Motor Co Ltd | Forming method of chamfered part at addendum of gear |
| CN201239832Y (en) * | 2008-08-19 | 2009-05-20 | 天津市精诚机床制造有限公司 | Cutter axle box feed gear of spiral bevel gear milling machine |
| CN101745835A (en) * | 2009-12-11 | 2010-06-23 | 仪征双环设备制造有限公司 | Milling cutter feeding device |
| CN103317175A (en) * | 2013-06-18 | 2013-09-25 | 张家港玉成精机有限公司 | Groove milling equipment |
-
2014
- 2014-10-21 CN CN201410560336.3A patent/CN104439534B/en not_active Expired - Fee Related
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE4101109A1 (en) * | 1990-01-20 | 1991-07-25 | Honda Motor Co Ltd | DEVICE FOR MACHINING CONE WHEELS |
| US5080537A (en) * | 1990-01-20 | 1992-01-14 | Honda Giken Kogyo Kabushiki Kaisha | Apparatus for machining bevel gear |
| JPH06339811A (en) * | 1993-05-31 | 1994-12-13 | Nissan Motor Co Ltd | Forming method of chamfered part at addendum of gear |
| CN201239832Y (en) * | 2008-08-19 | 2009-05-20 | 天津市精诚机床制造有限公司 | Cutter axle box feed gear of spiral bevel gear milling machine |
| CN101745835A (en) * | 2009-12-11 | 2010-06-23 | 仪征双环设备制造有限公司 | Milling cutter feeding device |
| CN103317175A (en) * | 2013-06-18 | 2013-09-25 | 张家港玉成精机有限公司 | Groove milling equipment |
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| Publication number | Publication date |
|---|---|
| CN104439534B (en) | 2016-08-24 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C06 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| C41 | Transfer of patent application or patent right or utility model | ||
| CB03 | Change of inventor or designer information |
Inventor after: Yao Feng Inventor before: Shu Yongjun |
|
| COR | Change of bibliographic data | ||
| TA01 | Transfer of patent application right |
Effective date of registration: 20160725 Address after: Hailing District Gang Yang Dong Lou Cun 225300 Jiangsu city of Taizhou Province Applicant after: Taizhou City Xiang Yu power generating machine factory Address before: 315041 Zhejiang province Ningbo City Jiangdong District Zijuan village 22 Room 401 No. 63 Applicant before: Shu Yongjun |
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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 |
Granted publication date: 20160824 Termination date: 20181021 |
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| CF01 | Termination of patent right due to non-payment of annual fee |