CN103557296A - Cylindrical cam multi-stage transmission device - Google Patents
Cylindrical cam multi-stage transmission device Download PDFInfo
- Publication number
- CN103557296A CN103557296A CN201310526575.2A CN201310526575A CN103557296A CN 103557296 A CN103557296 A CN 103557296A CN 201310526575 A CN201310526575 A CN 201310526575A CN 103557296 A CN103557296 A CN 103557296A
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- China
- Prior art keywords
- cylindrical cam
- shaft
- rotary disk
- cylindrical
- designed
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Classifications
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16H—GEARING
- F16H37/00—Combinations of mechanical gearings, not provided for in groups F16H1/00 - F16H35/00
- F16H37/12—Gearings comprising primarily toothed or friction gearing, links or levers, and cams, or members of at least two of these types
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16H—GEARING
- F16H57/00—General details of gearing
- F16H57/02—Gearboxes; Mounting gearing therein
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16H—GEARING
- F16H57/00—General details of gearing
- F16H57/02—Gearboxes; Mounting gearing therein
- F16H57/021—Shaft support structures, e.g. partition walls, bearing eyes, casing walls or covers with bearings
Abstract
The invention discloses a cylindrical cam multi-stage transmission device. The whole transmission part is positioned and sealed through a tank body and a tank cover, an input shaft is provided with a cylindrical cam I which is connected through a spline, a transfer shaft is connected with a rotary circular disc I, and cylindrical rollers which are circumferentially distributed on the cylindrical cam I and the rotary circular disc I are engaged with one another to complete the first-stage transmission; meanwhile, the transfer shaft is provided with a cylindrical cam II, an output shaft is connected with a rotary circular disc II, and cylindrical rollers which are circumferentially distributed on the cylindrical cam II and the rotary circular disc II are engaged with one another to complete the second-stage transmission; the rotary circular disc II is connected with the output shaft through the spline, and one end of the output shaft extends out of the tank body. The device has the advantage that the cylindrical rollers are connected with the two rotary circular discs through angular contact bearings which are distributed in a back-to-back way, and the curve surfaces of the cylindrical rollers and the contour surfaces of the cylindrical cams are conjugated and engaged in a space two-curve surface way, so the friction force between the cylindrical rollers is changed into rolling friction when the cylindrical rollers are forced to move on the contour surfaces of the cylindrical cams, the friction force is greatly reduced, and the transfer efficiency is improved.
Description
Technical field
The invention belongs to mechanical transmission fields, relate in particular to a kind of cylindrical cam multi-range transmission.
Background technique
Retarder is as the mechanical transmission component that concerns industrial lifeblood, and improving constantly of its technical merit is most important to the development of mechanical industry.Current China retarder investigative technique level is far away from American-European countries, but in recent years, a lot of scholars of China and relevant enterprise are actively drawn external advanced theory and achievement in research, and using it as instructing the foundation of producing, also oneself has obtained very gratifying achievement.Existing traditional retarder is mostly gear reducer, plane table thermoconductivity meter, worm type of reduction gearing etc., smaller for gear reducer transmission, while adopting Multi-stage transmission, cause efficiency further to decline, simultaneously under case of heavy load, flank of tooth impact force is larger, shakes and wear and tear corresponding larger in engagement process; Turbine and worm retarder can meet the demands on velocity ratio, while stable drive, but its volume is larger, between turbine and worm screw, is sliding friction, and under high-speed overload, wearing and tearing and frictional heating are comparatively serious, cause wearing and tearing large, and the while is also seriously reduced transmission efficiency; And other common retarder is as high in transmission accuracies such as plane table thermoconductivity meter, planet-cycloid reducer, harmonic speed reducers, but that the moment of torsion of its transmission is difficult for is excessive, is not suitable for severe duty.
Summary of the invention
The object of the present invention is to provide a kind of cylindrical cam multi-range transmission, be intended to solve traditional retarder or under severe duty wearing and tearing heatings serious, or the little problem that is not suitable for transshipping operating mode of transmitting torque.
The present invention realizes like this, a kind of cylindrical cam multi-range transmission is comprised of input shaft, cylindrical cam one, cylindrical cam two, shaft, rotary disk one, rotary disk two, cylindrical roller, output shaft, casing and case lid, whole drive part is located, is sealed by casing and case lid, on input shaft, be provided with by key, connect have a cylindrical cam one, on shaft axle, be connected with rotary disk one, cylindrical cam one and rotary disk one circumferentially distribute the cylindrical roller one-level transmission that has been meshed; On shaft, be provided with cylindrical cam two simultaneously, on output shaft, be connected with rotary disk two, cylindrical cam two and rotary disk two circumferentially distribute the cylindrical roller secondary transmission that has been meshed, rotary disk two is connected by key with output shaft, output shaft one end is overhanging goes out casing.
Further, described input shaft axle head is designed with center hole, in hole, be designed with the input shaft spline keyway for coordinating with motor, be designed with the two keyways of the input shaft being connected with cylindrical cam one simultaneously on input shaft axle body, axle body is useful on the input shaft shaft shoulder of positioning cylinder cam one simultaneously.
Further, on described shaft axle body, be designed with two keyways of the shaft spline being connected with rotary disk one and the shaft being connected with cylindrical cam two.
Further, be designed with the output shaft spline one being connected with rotary disk two on described output shaft axle body, external part is designed with the output shaft spline two for power output simultaneously.
Further, on described casing and case lid, have be designed with some for locating the positioning hole of input shaft, shaft, output shaft, at box house, be designed with support one and support two, simultaneously at support one with support two and on be designed with for locating the positioning hole of shaft and output shaft.On casing and case lid, be designed with for locating the positioning hole four and positioning hole two of input shaft, on casing and support two, be designed with for locating the positioning hole three and positioning hole five of shaft, on case lid and support one, be designed with for locating the positioning hole one and positioning hole six of output shaft.
Further, described rotary disk one is equipped with spline keyway with rotary disk two places, axle center, and rotary disk one axis is vertical with cylindrical cam one axis; Rotary disk two axis are vertical with cylindrical cam two axis.
Further, described rotary disk one and rotary disk two circumferencial directions are equally distributed some cylindrical rollers all, the angular contact bearing that cylindrical roller distributed by " back-to-back " is connected with two rotary disks, the conjugation engagement that the wide face of cylindrical roller curved surface and cylindrical cam is two sides, space curved surface.
In the present invention, rotary disk one and rotary disk two circumferencial directions are equally distributed some cylindrical rollers all, the angular contact bearing that cylindrical roller distributed by " back-to-back " is connected with two rotary disks, the conjugation engagement that the wide face of cylindrical roller curved surface and cylindrical cam is two sides, space curved surface." back-to-back " angular contact bearing distributing can fixed cylinder roller axis direction displacement, but do not affect the circumferential rotation of cylindrical roller, thus cylindrical roller on the wide face of cylindrical cam during diriven motion for rolling, frictional force is rolling friction therebetween, can greatly reduce friction, increase transmission efficiency.
Accompanying drawing explanation
Fig. 1 is the front view of cylindrical cam multi-range transmission provided by the invention;
Fig. 2 is shaft structural representation provided by the invention;
Fig. 3 is input shaft structure schematic diagram provided by the invention;
Fig. 4 is output shaft structural representation provided by the invention;
Fig. 5 is the internal structure schematic diagram of transmission device provided by the invention;
Fig. 6 is case lid part-structure schematic diagram provided by the invention;
Fig. 7 is rotary disk structural representation provided by the invention;
Fig. 8 is chest portion separation structure schematic diagram provided by the invention;
Fig. 9 is driving mechanism axonometric drawing provided by the invention;
In figure: 1, input shaft; 2, cylindrical cam one; 3, rotary disk one; 4, rotary disk two; 5, cylindrical cam two; 6, output shaft; 7, shaft; 8, the two keyways of shaft; 9, shaft spline; 10, the two keyways of input shaft; 11, the input shaft shaft shoulder; 12, output shaft spline one; 13, output shaft spline two; 14, case lid; 15, positioning hole one; 16, positioning hole two; 17, cylindrical roller; 18, angular contact bearing; 19, rotary disk spline keyway; 20, casing; 21, positioning hole three; 22, support one; 23, positioning hole four; 24, positioning hole five; 25, support two; 26, input shaft axle end center hole; 27, input shaft spline keyway; 28, positioning hole six.
Embodiment
In order to make object of the present invention, technological scheme and advantage clearer, below in conjunction with drawings and Examples, the present invention is further elaborated.Should be appreciated that specific embodiment described herein, only in order to explain the present invention, is not intended to limit the present invention.
The present invention realizes like this, a kind of cylindrical cam multi-range transmission is comprised of with case lid 14 input shaft 1, cylindrical cam 1, cylindrical cam 25, shaft 7, rotary disk 1, rotary disk 24, cylindrical roller 17, output shaft 13, casing 20, whole drive part is by casing 20 and case lid 14 location, sealing, on input shaft 1, be provided with the cylindrical cam 1 connecting by key, on shaft 7, be connected with rotary disk 1, cylindrical cam 1 and rotary disk 1 circumferentially distribute the cylindrical roller 17 one-level transmission that has been meshed; On shaft 7, be provided with cylindrical cam 25 simultaneously, on output shaft 13, be connected with rotary disk 24, cylindrical cam 25 and rotary disk 24 circumferentially distribute cylindrical roller 17 secondary transmission that has been meshed, rotary disk 24 is connected by key with output shaft 13, and output shaft 13 one end are overhanging goes out casing 20.
Further, described input shaft 1 axle head is designed with center hole 26, in hole, be designed with the enter key spline keyway 27 for coordinating with motor, on input shaft 1 axle body, be designed with the two keyways 10 of the input shaft being connected with cylindrical cam 1, axle body is useful on the input shaft shaft shoulder 11 of positioning cylinder cam 1 simultaneously simultaneously.
Further, on described shaft 7 axle bodies, be designed with two keyways 8 of the shaft spline 9 being connected with rotary disk 1 and the shaft being connected with cylindrical cam 25.
Further, on described output shaft 6 axle bodies, be designed with the output shaft spline 1 being connected with rotary disk 24, external part is designed with the output shaft spline 2 13 for power output simultaneously.
Further, on described casing 20 and case lid 14, have be designed with some for locating the positioning hole of input shaft 1, shaft 7, output shaft 6, in casing 20 indoor designs, there are support 1 and support 2 25, on support 1 and support 2 25, are designed with for locating the positioning hole of shaft 7 and output shaft 6 simultaneously.On casing 20 and case lid 14, be designed with for locating the positioning hole 4 23 and positioning hole 2 16 of input shaft 1, on casing 20 and support 2 25, be designed with for locating the positioning hole 3 21 and positioning hole 5 24 of shaft 7, on case lid 14 and support 1, be designed with for locating the positioning hole 1 and positioning hole 6 28 of output shaft 6.
Further, described rotary disk 1 is equipped with spline keyway 19 with rotary disk 24 places, axle center, and rotary disk one 3 axis are vertical with cylindrical cam one 2 axis; Rotary disk 24 axis are vertical with cylindrical cam 25 axis.
Further, described rotary disk one and rotary disk two circumferencial directions are equally distributed some cylindrical rollers 17 all, the angular contact bearing 18 that cylindrical roller distributed by " back-to-back " is connected with two rotary disks, the conjugation engagement that the wide face of cylindrical roller 17 curved surfaces and cylindrical cam is two sides, space curved surface.
Although above-mentioned, by reference to the accompanying drawings the specific embodiment of the present invention is described; but be not limiting the scope of the invention; one of ordinary skill in the art should be understood that; on the basis of technological scheme of the present invention, those skilled in the art do not need to pay various modifications that performing creative labour can make or distortion still within protection scope of the present invention.
Claims (7)
1. a cylindrical cam multi-range transmission, it is characterized in that, described cylindrical cam multi-range transmission is mainly comprised of input shaft, cylindrical cam one, cylindrical cam two, shaft, rotary disk one, rotary disk two, cylindrical roller, output shaft, casing and case lid, whole drive part is located, is sealed by casing and case lid, on input shaft, be provided with by key, connect have a cylindrical cam one, on shaft axle, be connected with rotary disk one, cylindrical cam one and rotary disk one circumferentially distribute the cylindrical roller one-level transmission that has been meshed; On shaft, be provided with cylindrical cam two simultaneously, on output shaft, be connected with rotary disk two, cylindrical cam two and rotary disk two circumferentially distribute the cylindrical roller secondary transmission that has been meshed, rotary disk two is connected by key with output shaft, output shaft one end is overhanging goes out casing.
2. cylindrical cam multi-range transmission as claimed in claim 1, it is characterized in that, described input shaft axle head is designed with center hole, in hole, be designed with the input shaft spline keyway for coordinating with motor, on input shaft axle body, be designed with the two keyways of the input shaft being connected with cylindrical cam one, axle body is useful on the input shaft shaft shoulder of positioning cylinder cam one simultaneously simultaneously.
3. cylindrical cam multi-range transmission as claimed in claim 1, is characterized in that, is designed with two keyways of the shaft spline being connected with rotary disk one and the shaft being connected with cylindrical cam two on described shaft axle body.
4. cylindrical cam multi-range transmission as claimed in claim 1, is characterized in that, is designed with the output shaft spline one being connected with rotary disk two on described output shaft axle body, and external part is designed with the output shaft spline two for power output simultaneously.
5. cylindrical cam multi-range transmission as claimed in claim 1, it is characterized in that, on described casing and case lid, have be designed with some for locating the positioning hole of input shaft, shaft, output shaft, at box house, be designed with support one and support two, simultaneously at support one with support two and on be designed with for locating the positioning hole of shaft and output shaft.On casing and case lid, be designed with for locating the positioning hole four and positioning hole two of input shaft, on casing and support two, be designed with for locating the positioning hole three and positioning hole five of shaft, on case lid and support one, be designed with for locating the positioning hole one and positioning hole six of output shaft.
6. cylindrical cam multi-range transmission as claimed in claim 1, is characterized in that, described rotary disk one is equipped with spline keyway with rotary disk two places, axle center, and rotary disk one axis is vertical with cylindrical cam one axis; Rotary disk two axis are vertical with cylindrical cam two axis.
7. cylindrical cam multi-range transmission as claimed in claim 1, it is characterized in that, described rotary disk one and rotary disk two circumferencial directions are equally distributed some cylindrical rollers all, the angular contact bearing that cylindrical roller distributed by " back-to-back " is connected with two rotary disks, the conjugation engagement that the wide face of cylindrical roller curved surface and cylindrical cam is two sides, space curved surface.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310526575.2A CN103557296A (en) | 2013-10-30 | 2013-10-30 | Cylindrical cam multi-stage transmission device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310526575.2A CN103557296A (en) | 2013-10-30 | 2013-10-30 | Cylindrical cam multi-stage transmission device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN103557296A true CN103557296A (en) | 2014-02-05 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201310526575.2A Pending CN103557296A (en) | 2013-10-30 | 2013-10-30 | Cylindrical cam multi-stage transmission device |
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| CN (1) | CN103557296A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108317222A (en) * | 2018-04-16 | 2018-07-24 | 暨伟 | A kind of screw rod cylinder wheel decelerator and its screw machining method |
Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2388416Y (en) * | 1999-08-17 | 2000-07-19 | 南京造币厂 | High-speed dividing worm cam box |
| JP3636104B2 (en) * | 2001-06-28 | 2005-04-06 | 高広工業株式会社 | Rotation transmission device, toothed rotator used therefor, and method of manufacturing rotation transmission device |
| CN201031927Y (en) * | 2007-05-24 | 2008-03-05 | 广州欧特士传动设备有限公司 | Two-stage worm gear worm reducer |
| CN102141116A (en) * | 2011-02-01 | 2011-08-03 | 河海大学常州校区 | Worm gear and worm transmission mechanism |
| CN103195873A (en) * | 2013-04-10 | 2013-07-10 | 武汉市黄陂新隆建筑机械有限公司 | Worm-gear drive mechanism with novel efficient worm wheel |
| CN203548780U (en) * | 2013-10-30 | 2014-04-16 | 董明望 | Cylindrical cam type multilevel transmission device |
-
2013
- 2013-10-30 CN CN201310526575.2A patent/CN103557296A/en active Pending
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2388416Y (en) * | 1999-08-17 | 2000-07-19 | 南京造币厂 | High-speed dividing worm cam box |
| JP3636104B2 (en) * | 2001-06-28 | 2005-04-06 | 高広工業株式会社 | Rotation transmission device, toothed rotator used therefor, and method of manufacturing rotation transmission device |
| CN201031927Y (en) * | 2007-05-24 | 2008-03-05 | 广州欧特士传动设备有限公司 | Two-stage worm gear worm reducer |
| CN102141116A (en) * | 2011-02-01 | 2011-08-03 | 河海大学常州校区 | Worm gear and worm transmission mechanism |
| CN103195873A (en) * | 2013-04-10 | 2013-07-10 | 武汉市黄陂新隆建筑机械有限公司 | Worm-gear drive mechanism with novel efficient worm wheel |
| CN203548780U (en) * | 2013-10-30 | 2014-04-16 | 董明望 | Cylindrical cam type multilevel transmission device |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108317222A (en) * | 2018-04-16 | 2018-07-24 | 暨伟 | A kind of screw rod cylinder wheel decelerator and its screw machining method |
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| PB01 | Publication | ||
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Application publication date: 20140205 |