CN104439537A - Worm machining mechanism lower in weight - Google Patents
Worm machining mechanism lower in weight Download PDFInfo
- Publication number
- CN104439537A CN104439537A CN201410533258.8A CN201410533258A CN104439537A CN 104439537 A CN104439537 A CN 104439537A CN 201410533258 A CN201410533258 A CN 201410533258A CN 104439537 A CN104439537 A CN 104439537A
- Authority
- CN
- China
- Prior art keywords
- blank
- drive
- bevel gear
- externally threaded
- bearing part
- 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.)
- Granted
Links
Landscapes
- Gear Transmission (AREA)
Abstract
A worm machining mechanism lower in weight is used for machining a blank (1) into a worm. The machining mechanism comprises a blank bearing part (2), a sleeve (3) with an external thread, a driving sleeve (4) with an internal thread and a rack (7). An upper ring-shaped flange (211) is arranged at the upper end of the blank bearing part (2), a lower ring-shaped flange (212) is arranged at the lower end of the blank bearing part (2), a ring-shaped cavity (23) is formed between the upper ring-shaped flange (211) and the lower ring-shaped flange (212), and the blank bearing part (2) with the ring-shaped cavity (23) makes the weight of the worm machining mechanism be reduced.
Description
Technical field
The application relates to worm screw manufacture field, is specially a kind of worm screw organisation of working of weight saving.
Background technology
Worm-drive is made up of worm and worm wheel, and general worm screw is driving link.Worm screw is the same with screw thread dextrorotation and left-handed dividing.Worm-drive tool has the following advantages: 1. gearratio is large, compact conformation.Number of threads Z1 represents (general Z1=1 ~ 4), and worm gear number of teeth Z2 represents.As can be seen from gearratio formula I=Z2/Z1, work as Z1=1, namely worm screw is single head, and worm screw must turn Z2 and turn worm gear and just go around, and thus can obtain very big speed ratio, generally in power transmission, get gearratio I=10-80; In indexing mechanism, I can reach 1000.Gearratio large like this as with gear drive, then needs to take Multi-stage transmission, so worm transmission structure is compact, volume is little, lightweight.2. stable drive, noiselessness.Because worm tooth is continuous continual helical tooth, be continuously when it engages with worm-gear toothing, worm tooth does not enter and exits the process of engagement, therefore stable working, impacts, vibrations, noise is all smaller.3. there is self-locking performance.When the lead angle of worm screw is very little, worm screw can only drive worm-drive, and worm gear can not drive worm screw to rotate.4. Efficiency of Worm Gearing is low, it is generally acknowledged that Efficiency of Worm Gearing is lower than gear drive.Especially have the worm-drive of self-locking performance, its efficiency is below 0.5, and general efficiency only has 0.7 ~ 0.9.But it is large that worm-drive also has caloric value, and the flank of tooth easily weares and teares, the shortcoming that cost is high.In order to improve transmission accuracy, reduce wear, usually need the form accuracy ensureing worm gear profile of tooth.But the shape processing system of worm gear profile of tooth makes trouble, and is 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 worm screw, it has the high advantage of the single worm tooth shape precision that is simple, 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 worm screw organisation of working of weight saving, for blank forming is become worm screw, described organisation of working comprises blank bearing part, is with externally threaded sleeve, tapped drive sleeve and frame, the upper end of blank bearing part is provided with upper annular flange, lower end is provided with lower collar flange, forms ring cavity thus between upper annular flange and lower collar flange, and the blank bearing part being formed with described ring cavity makes the weight saving of described worm screw organisation of working, the upper surface of upper annular flange is for carrying described blank, and the upper annular flange of blank bearing part and lower collar flange respectively by upper bearing (metal) and lower bearing relative to the externally threaded quill of described band to being fixedly mounted in the externally threaded sleeve of described band, the externally threaded bush whorl of described band is matched with in described tapped drive sleeve, the lower end of described tapped drive sleeve is arranged in frame revolvably by thrust bearing, the inside of frame has chamber, in the cavity, the left inside sidewall of chamber of described frame is fixed with drive motors, the rotation of drive motors is horizontal direction, drive motors is connected with the left end power of horizontal drive shaft, the right-hand member of horizontal drive shaft is arranged on the right inside side-walls of chamber of described frame revolvably, the left part of horizontal drive shaft is fixed with the first bevel pinion, and right part is fixed with bevel gear wheel part, and described first bevel pinion engages with vertical bevel gear, and the diameter of described vertical bevel gear is greater than the diameter of described first bevel pinion, the bottom of described tapped drive sleeve is provided with transverse horizontal wall, the central authorities of transverse horizontal wall are provided with through hole, vertical power transmission shaft by be arranged on bearing on the upside of described transverse horizontal wall and axial restraint and circumference be installed on described transverse horizontal wall revolvably and extend through described through hole and and there is annular gap between described through hole, the described vertical bevel gear of lower end fixed installation of vertical power transmission shaft, the top of vertical power transmission shaft extends in the central blind hole of described blank bearing part, and be provided with axially extended key, described axially extended key can coordinate axially slidably with the keyway in described central blind hole, described vertical power transmission shaft, blank bearing part, central axis with externally threaded sleeve and tapped drive sleeve all overlap,
The external screw thread face of the externally threaded sleeve of described band is also provided with axially extended chute, described frame is fixedly installed circumferential fixed structure, described circumferential fixed structure coordinates with described chute to be fixed to carry out circumference to the externally threaded sleeve of described band, and described circumferential fixed structure and described chute can relative to each other slide axially;
The middle position of described transverse horizontal wall is provided integrally with the second bevel pinion structure, and described through hole is positioned at the central authorities of described second bevel pinion structure;
Described bevel gear wheel part is that right-hand member is closed, the cylinder-like structure of left end opening, the central axis of described cylinder-like structure and the central axes of described horizontal drive shaft, the left end arranged outside of the barrel of described cylinder-like structure has cone toothing, the part be positioned on the right side of described vertical power transmission shaft of described vertical bevel gear protrudes into described cylinder-like structure, and described bevel gear wheel part engages with described second bevel pinion structure;
When described drive motors rotates, described bevel gear wheel part can drive described tapped drive sleeve to rotate, and then drives the externally threaded sleeve of described band and described blank bearing part and blank to move at vertical direction; Described first bevel pinion can drive described vertical power transmission shaft and described blank bearing part and blank to rotate in circumferential direction, thus, under the effect of cutting tool, can process worm screw teeth groove on described blank.
By such scheme, by adopting the bearing part being formed with above-mentioned cavity, compared with columned blank bearing part, it obviously alleviates the overall weight of organisation of working, does not reduce the stability of general structure simultaneously; By adopting cylindric bevel gear structure, farthest can be elevated by improving screw thread rotation speed, when circumferential rotating speed limits, can at utmost improve the density of elevating screw thread like this, improve transmission accuracy, and process velocity can be improved simultaneously; And, utilize the bevel gear structure of this cylindrical shape, spatially can make full use of the transmission space in equipment cavity, other travelling gear parts are arranged on the bevel gear inside configuration of this cylindrical shape, fully meet drive mechanism requirement when mutual rotation is not interfered, and save the device space simultaneously; 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 concrete 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 can adopt the screw-driven that precision is high, while meeting the shape need of worm screw, the form accuracy of processing can be improved.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.Utilize unique blind hole structure, can ensure that basic fixed structure is constant while rising, thus the transmission of power transmission shaft can not be affected and fix in the rotation of screw shell.Upward system tightly uses single 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 worm screw organisation of working of weight saving, for blank 1 is processed into worm screw, described organisation of working comprises blank bearing part 2, is with externally threaded sleeve 3, tapped drive sleeve 4 and frame 7, the upper end of blank bearing part 2 is provided with upper annular flange 211, lower end is provided with lower collar flange 212, between upper annular flange 211 and lower collar flange 212, form ring cavity 23 thus, the blank bearing part 2 being formed with described ring cavity 23 makes the weight saving of described worm screw organisation of working, the upper surface of upper annular flange 211 is for carrying described blank 1, and the upper annular flange 211 of blank bearing part 2 and lower collar flange 212 are arranged in the externally threaded sleeve 3 of described band respectively by upper bearing (metal) 21 and lower bearing 22 relative to described band externally threaded sleeve 3 axial restraint, described band externally threaded sleeve 3 threaded engagement is in described tapped drive sleeve 4, the lower end of described tapped drive sleeve 4 is arranged in frame 7 by thrust bearing 47 revolvably, the inside of frame 7 has chamber 72, in described chamber 72, the left inside sidewall of chamber of described frame 7 is fixed with drive motors 8, the rotation of drive motors 8 is horizontal direction, drive motors 8 is connected with the left end power of horizontal drive shaft 5, the right-hand member of horizontal drive shaft 5 is arranged on the right inside side-walls of chamber of described frame 7 revolvably, the left part of horizontal drive shaft 5 is fixed with the first bevel pinion 51, and right part is fixed with bevel gear wheel part 52, and described first bevel pinion 51 engages with vertical bevel gear 61, and the diameter of described vertical bevel gear 61 is greater than the diameter of described first bevel pinion 51, the bottom of described tapped drive sleeve 4 is provided with transverse horizontal wall 43, the central authorities of transverse horizontal wall 43 are provided with through hole 42, vertical power transmission shaft 6 by be arranged on bearing on the upside of described transverse horizontal wall 43 and axial restraint and circumference be installed on described transverse horizontal wall 43 revolvably and extend through described through hole 42 and and there is annular gap between described through hole 42, the described vertical bevel gear 61 of lower end fixed installation of vertical power transmission shaft 6, the top of vertical power transmission shaft 6 extends in the central blind hole of described blank bearing part 2, and be provided with axially extended key 62, described axially extended key 62 can coordinate axially slidably with the keyway in described central blind hole, described vertical power transmission shaft 6, blank bearing part 2, central axis with externally threaded sleeve 3 and tapped drive sleeve 4 all overlap,
The external screw thread face of the externally threaded sleeve of described band 3 is also provided with axially extended chute 31, described frame 7 is fixedly installed circumferential fixed structure 71, described circumferential fixed structure 71 coordinates with described chute 31 to be fixed to carry out circumference to the externally threaded sleeve 3 of described band, and described circumferential fixed structure 71 and described chute 31 can relative to each other slide axially;
The middle position of described transverse horizontal wall 43 is provided integrally with the second bevel pinion structure 41, and described through hole 42 is positioned at the central authorities of described second bevel pinion structure 41;
Described bevel gear wheel part 52 for right-hand member close, the cylinder-like structure of left end opening, the central axis of described cylinder-like structure and the central axes of described horizontal drive shaft 5, the left end arranged outside of the barrel of described cylinder-like structure has cone toothing, the part be positioned on the right side of described vertical power transmission shaft 6 of described vertical bevel gear 61 protrudes into described cylinder-like structure, and described bevel gear wheel part 52 engages with described second bevel pinion structure 41;
When described drive motors 8 rotates, described bevel gear wheel part 52 can drive described tapped drive sleeve 4 to rotate, and then drives the externally threaded sleeve of described band 3 and described blank bearing part 2 and blank 1 to move at vertical direction; Described first bevel pinion 51 can drive described vertical power transmission shaft 6 and described blank bearing part 2 and blank 1 to rotate in circumferential direction, thus, under the effect of cutting tool, can process worm screw teeth groove on described blank 1.
Claims (1)
1. the worm screw organisation of working of a weight saving, for blank (1) is processed into worm screw, described organisation of working comprises blank bearing part (2), be with externally threaded sleeve (3), tapped drive sleeve (4) and frame (7), the upper end of blank bearing part (2) is provided with upper annular flange (211), lower end is provided with lower collar flange (212), ring cavity (23) is formed thus between upper annular flange (211) and lower collar flange (212), the blank bearing part (2) being formed with described ring cavity (23) makes the weight saving of described worm screw organisation of working, the upper surface of upper annular flange (211) is for carrying described blank (1), and the upper annular flange (211) of blank bearing part (2) and lower collar flange (212) are arranged in the externally threaded sleeve of described band (3) respectively by upper bearing (metal) (21) and lower bearing (22) relative to the externally threaded sleeve of described band (3) axial restraint, the externally threaded sleeve of described band (3) threaded engagement is in described tapped drive sleeve (4), the lower end of described tapped drive sleeve (4) is arranged in frame (7) by thrust bearing (47) revolvably, the inside of frame (7) has chamber (72), in described chamber (72), the left inside sidewall of chamber of described frame (7) is fixed with drive motors (8), the rotation of drive motors (8) is horizontal direction, drive motors (8) is connected with the left end power of horizontal drive shaft (5), the right-hand member of horizontal drive shaft (5) is arranged on the right inside side-walls of chamber of described frame (7) revolvably, the left part of horizontal drive shaft (5) is fixed with the first bevel pinion (51), right part is fixed with bevel gear wheel part (52), described first bevel pinion (51) is engaged with vertical bevel gear (61), and the diameter of described vertical bevel gear (61) is greater than the diameter of described first bevel pinion (51), the bottom of described tapped drive sleeve (4) is provided with transverse horizontal wall (43), the central authorities of transverse horizontal wall (43) are provided with through hole (42), vertical power transmission shaft (6) by be arranged on described transverse horizontal wall (43) upside bearing and axial restraint and circumference are installed on described transverse horizontal wall (43) revolvably and extend through described through hole (42) and and there is annular gap between described through hole (42), the described vertical bevel gear (61) of lower end fixed installation of vertical power transmission shaft (6), the top of vertical power transmission shaft (6) extends in the central blind hole of described blank bearing part (2), and be provided with axially extended key (62), described axially extended key (62) can coordinate axially slidably with the keyway in described central blind hole, described vertical power transmission shaft (6), blank bearing part (2), central axis with externally threaded sleeve (3) and tapped drive sleeve (4) all overlap,
The external screw thread face of the externally threaded sleeve of described band (3) is also provided with axially extended chute (31), described frame (7) is fixedly installed circumferential fixed structure (71), described circumferential fixed structure (71) coordinates with described chute (31) fixes to carry out circumference to the externally threaded sleeve of described band (3), and described circumferential fixed structure (71) and described chute (31) can relative to each other slide axially;
The middle position of described transverse horizontal wall (43) is provided integrally with the second bevel pinion structure (41), and described through hole (42) is positioned at the central authorities of described second bevel pinion structure (41);
Described bevel gear wheel part (52) for right-hand member close, the cylinder-like structure of left end opening, the central axis of described cylinder-like structure and the central axes of described horizontal drive shaft (5), the left end arranged outside of the barrel of described cylinder-like structure has cone toothing, the part being positioned at described vertical power transmission shaft (6) right side of described vertical bevel gear (61) protrudes into described cylinder-like structure, and described bevel gear wheel part (52) is engaged with described second bevel pinion structure (41);
When described drive motors (8) rotates, described bevel gear wheel part (52) can drive described tapped drive sleeve (4) to rotate, and then drives the externally threaded sleeve of described band (3) and described blank bearing part (2) and blank (1) to move at vertical direction; Described first bevel pinion (51) can drive described vertical power transmission shaft (6) and described blank bearing part (2) and blank (1) to rotate in circumferential direction, thus, under the effect of cutting tool, can process worm screw teeth groove on described blank (1).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410533258.8A CN104439537B (en) | 2014-10-11 | 2014-10-11 | A kind of worm screw organisation of working of weight saving |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410533258.8A CN104439537B (en) | 2014-10-11 | 2014-10-11 | A kind of worm screw organisation of working of weight saving |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN104439537A true CN104439537A (en) | 2015-03-25 |
| CN104439537B CN104439537B (en) | 2016-09-28 |
Family
ID=52886721
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201410533258.8A Expired - Fee Related CN104439537B (en) | 2014-10-11 | 2014-10-11 | A kind of worm screw organisation of working of weight saving |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN104439537B (en) |
Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS637220A (en) * | 1986-06-24 | 1988-01-13 | Sumitomo Heavy Ind Ltd | Worm in drum type worm gear |
| US5647703A (en) * | 1994-06-22 | 1997-07-15 | Sumitomo Heavy Industries, Ltd. | Globoid worm gear generating method |
| CN1184219A (en) * | 1997-12-29 | 1998-06-10 | 赵翼瀚 | Point-line contacted biased worm gearing and its manufacture |
| CN1248504A (en) * | 1999-07-26 | 2000-03-29 | 张光辉 | Approximate grinding method for planer enveloping worm |
| JP3087238B2 (en) * | 1993-04-09 | 2000-09-11 | 住友重機械工業株式会社 | Hourglass Worm Gear Creation Method |
| CN2548747Y (en) * | 2002-06-28 | 2003-05-07 | 颜期威 | Special machine tool for machining worm |
-
2014
- 2014-10-11 CN CN201410533258.8A patent/CN104439537B/en not_active Expired - Fee Related
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS637220A (en) * | 1986-06-24 | 1988-01-13 | Sumitomo Heavy Ind Ltd | Worm in drum type worm gear |
| JP3087238B2 (en) * | 1993-04-09 | 2000-09-11 | 住友重機械工業株式会社 | Hourglass Worm Gear Creation Method |
| US5647703A (en) * | 1994-06-22 | 1997-07-15 | Sumitomo Heavy Industries, Ltd. | Globoid worm gear generating method |
| CN1184219A (en) * | 1997-12-29 | 1998-06-10 | 赵翼瀚 | Point-line contacted biased worm gearing and its manufacture |
| CN1248504A (en) * | 1999-07-26 | 2000-03-29 | 张光辉 | Approximate grinding method for planer enveloping worm |
| CN2548747Y (en) * | 2002-06-28 | 2003-05-07 | 颜期威 | Special machine tool for machining worm |
Also Published As
| Publication number | Publication date |
|---|---|
| CN104439537B (en) | 2016-09-28 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN104999124B (en) | Milling device for machining of inner side wall of workpiece | |
| CN104308283B (en) | A kind of worm screw organisation of working of energy automatic heat radiation | |
| CN105081437A (en) | Planetary gear transmission type A/C double-swing-angle milling head | |
| CN104493306A (en) | Heavy-duty dual-drive spiral bevel gear processing machine tool | |
| CN103658869A (en) | High-accuracy gear milling machine for gear and rack | |
| CN104259582B (en) | A kind ofly can automatically carry out worm screw organisation of working spacing up and down | |
| CN203809622U (en) | Second-level hard gear face cycloid steel ball planetary reducer | |
| CN104400139B (en) | A kind of four through-drive formula helical gear organisation of workings | |
| CN104439537B (en) | A kind of worm screw organisation of working of weight saving | |
| CN104308281B (en) | A kind of worm screw organisation of working | |
| CN104384622B (en) | A kind of with the worm screw organisation of working driving motor baffles | |
| CN104308284B (en) | A kind of spiral formula process equipment with four chutes | |
| CN104308285B (en) | The worm screw organisation of working that at a kind of horizontal wall, small bevel gear gear member can be dismantled | |
| CN104209599B (en) | A kind of Worm processing apparatus | |
| CN104308280B (en) | A kind of worm screw organisation of working with lubricating oil supplies | |
| CN104308282B (en) | The worm screw organisation of working that a kind of circuit controls | |
| CN206368952U (en) | One kind rotates unit | |
| CN104308278B (en) | A kind of helical gear organisation of working | |
| CN104439531A (en) | Spiral gear machining mechanism driven by motor | |
| CN104439532B (en) | Spiral gear machining mechanism with workpiece bearing shaft provided with two annular bulges | |
| CN104439535B (en) | A kind of helical gear organisation of working that can flexibly limit up and down motion | |
| CN104400140B (en) | A kind of process velocity adjustable helical gear organisation of working | |
| CN104400135B (en) | A kind of helical gear organisation of working with oval tubular bearing | |
| CN104439533A (en) | Spiral gear machining equipment capable of ascending and descending | |
| CN104439534A (en) | Spiral gear machining equipment |
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: Luan Shaogen Inventor after: Zhu Jinhua Inventor before: Wang Tao |
|
| COR | Change of bibliographic data | ||
| TA01 | Transfer of patent application right |
Effective date of registration: 20160824 Address after: 225300 central village, Yongan Town, high port area, Taizhou, Jiangsu Applicant after: Heavy industry Co., Ltd of Jiangsu China Address before: 322099 Zhejiang city of Jinhua province Yiwu city street Chouzhou Road No. 33 Applicant before: Wang Tao |
|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20160928 Termination date: 20171011 |