CN106989151B - Rotary transmission mechanism - Google Patents
Rotary transmission mechanism Download PDFInfo
- Publication number
- CN106989151B CN106989151B CN201710233337.0A CN201710233337A CN106989151B CN 106989151 B CN106989151 B CN 106989151B CN 201710233337 A CN201710233337 A CN 201710233337A CN 106989151 B CN106989151 B CN 106989151B
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- gear
- bearing
- ring
- base
- ring gear
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- 230000005540 biological transmission Effects 0.000 title claims abstract description 26
- 230000007246 mechanism Effects 0.000 title claims abstract description 18
- 238000009434 installation Methods 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000001105 regulatory effect Effects 0.000 description 1
- 238000005096 rolling process Methods 0.000 description 1
Classifications
-
- 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
- F16H37/02—Combinations of mechanical gearings, not provided for in groups F16H1/00 - F16H35/00 comprising essentially only toothed or friction gearings
- F16H37/06—Combinations of mechanical gearings, not provided for in groups F16H1/00 - F16H35/00 comprising essentially only toothed or friction gearings with a plurality of driving or driven shafts; with arrangements for dividing torque between two or more intermediate shafts
- F16H37/065—Combinations of mechanical gearings, not provided for in groups F16H1/00 - F16H35/00 comprising essentially only toothed or friction gearings with a plurality of driving or driven shafts; with arrangements for dividing torque between two or more intermediate shafts with a plurality of driving or driven shafts
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- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Gear Transmission (AREA)
- Retarders (AREA)
Abstract
The invention discloses a rotary transmission mechanism which comprises a base, a gear supporting and guiding device and a circular ring gear, wherein the gear supporting and guiding device is arranged on the base, the circular ring gear is arranged on the base and is distributed in a ring shape, the circular ring gear surrounds all bearing rollers on an inner ring, an annular groove which is concave inwards is formed in the outer surface of the bearing rollers, and a circular ring supporting plate which extends into the groove is arranged on the inner ring surface of the circular ring gear. Compared with the traditional disc type gear, the circular ring type gear structure is designed, so that the weight is greatly reduced, the rotation resistance is greatly reduced, and the transmission efficiency is higher; through set up slot type bearing gyro wheel at ring gear surface, realized the support and the rotatory direction function to ring gear, simple to operate, and simple structure.
Description
[ field of technology ]
The invention belongs to the technical field of mechanical rotary structure design, and particularly relates to a rotary transmission mechanism.
[ background Art ]
In many rotary driving mechanisms, gear transmission is more common, and the rotary driving mechanism comprises a driving wheel and a driven wheel, and the rotation speed is adjusted through the gear ratio of the driving wheel and the driven wheel. In a tool magazine system, a cutter head needs to be rotated to replace various tools, in the prior art, the cutter head is fixed on a driven gear, and the driven gear is generally of a disc type structure and is heavy.
Accordingly, there is a need to provide a new rotary drive mechanism to solve the above-mentioned problems.
[ invention ]
The invention mainly aims to provide a rotary transmission mechanism which has the characteristics of light weight, flexibility, adjustability, high transmission precision and the like.
The invention realizes the aim through the following technical scheme: the utility model provides a rotary transmission mechanism, its includes the base, is located gear support guider on the base and be located ring gear on the gear support guider, gear support guider is including being located on the base and be a plurality of bearing roller that annular distributes, ring gear will all the bearing roller surrounds at the inner circle, the surface of bearing roller is provided with annular and inwards sunken slot, be provided with on the inner circle surface of ring gear and stretch into the ring backup pad of slot.
Furthermore, the middle part of the ring gear is of a hollow structure.
Further, an adjusting device for adjusting the position of the bearing roller is arranged on the base.
Further, the number of the bearing rollers is at least two, one pair is fixed on the base, and the other pair is fixed on the adjusting device.
Further, a through hole for accommodating the adjusting device is formed in the base, and the adjusting device comprises an adjusting plate accommodated in the through hole and an adjusting screw rod arranged on the side face of the adjusting plate and used for adjusting the position of the adjusting plate.
Further, the bearing roller comprises a connecting rod positioned on the central axis, a bearing inner ring fixedly sleeved on the connecting rod and a bearing outer ring sleeved outside the bearing inner ring in a clearance mode, and balls are arranged between the bearing inner ring and the bearing outer ring.
Further, the groove is arranged on the outer surface of the bearing outer ring.
Further, the tail of the connecting rod is provided with a thread structure.
Further, an annular boss is arranged on the upper surface of the annular gear, and a plurality of mounting holes are formed in the annular boss.
Compared with the prior art, the rotary transmission mechanism has the beneficial effects that: has the characteristics of lighter weight, flexibility, adjustability, high transmission precision and the like. Specifically, compared with the traditional disc type gear, the weight is greatly reduced, the rotation resistance is greatly reduced, and the transmission efficiency is higher by designing the ring type gear structure; the groove type bearing roller is arranged on the outer surface of the ring gear, so that the functions of supporting and rotating the ring gear are realized, the installation is convenient, and the structure is simple; the partial groove type bearing roller is arranged on the supporting plate with adjustable positions, the position of the partial groove type bearing roller is finely adjusted, the rotation guiding precision of the bearing roller can be greatly improved, the rotation concentricity of the ring gear is ensured, the meshing degree with the driving gear is improved, and the transmission efficiency and the transmission precision are improved.
[ description of the drawings ]
FIG. 1 is a schematic diagram of an embodiment of the present invention;
FIG. 2 is a schematic view of a bearing roller according to an embodiment of the present invention;
FIG. 3 is a schematic view of a bearing roller and a ring gear according to an embodiment of the present invention;
the figures represent the numbers:
100 a rotary transmission mechanism;
1, a base and 11 through holes; 2 bearing rollers, 21 grooves, 22 connecting rods and 23 bearing outer rings; the gear comprises a ring gear, a ring supporting plate, a ring boss and a mounting hole, wherein the ring gear is provided with a ring supporting plate, a ring boss and a mounting hole; 4 adjusting device, 41 adjusting plate, 42 adjusting screw.
[ detailed description ] of the invention
Examples:
referring to fig. 1-3, the present embodiment is a rotary transmission mechanism 100, which includes a base 1, a gear support guiding device located on the base 1, and a ring gear 3 located on the gear support guiding device. The gear support guiding device comprises a plurality of bearing rollers 2 which are arranged on a base 1 and distributed in an annular mode, all the bearing rollers 2 are surrounded on an inner ring by a circular ring gear 3, annular grooves 21 which are recessed inwards are formed in the outer surfaces of the bearing rollers 2, and a circular ring supporting plate 31 which stretches into the grooves 21 is arranged on the surface of the inner ring of the circular ring gear 3. The middle part of the ring gear 3 is of a hollow structure.
The base 1 is provided with an adjusting device 4 for adjusting the position of the bearing roller 2. The number of the bearing rollers 2 is at least two, one pair is fixed on the base 1, and the other pair is fixed on the adjusting device 4. The base 1 is provided with a through hole 11 for accommodating the adjusting device 4. The adjusting device 4 includes an adjusting plate 41 accommodated in the through hole 11, and an adjusting screw 42 provided on a side surface of the adjusting plate 41 and adjusting a position of the adjusting plate 41. Wherein two bearing roller 2 set up on regulating plate 41 to realize adjusting bearing roller 2's position, guarantee that all bearing roller 2 all set up along ring gear 3's inner circle edge, realize ring gear 3's support and rotatory direction function.
The bearing roller 2 comprises a connecting rod 22 positioned on the central axis, a bearing inner ring (not labeled in the figure) fixedly sleeved on the connecting rod 22 and a bearing outer ring 23 sleeved outside the bearing inner ring in a clearance way. The groove 21 is provided on the outer surface of the bearing outer race 23. Balls (not shown) are arranged between the bearing inner ring and the bearing outer ring 23, so that the relative rolling friction between the inner ring and the outer ring is realized. The tail of the connecting rod 22 is provided with a screw structure so as to be fixed to the base 1 or the adjusting plate 41 by nuts.
The upper surface of the ring gear 3 is provided with an annular boss 32, and the annular boss 32 is provided with a plurality of mounting holes 33 for fixing the driven member on the upper portion.
In the rotary transmission mechanism 100 of the present embodiment, the cutter disc may be fixed on the ring gear 3, and the driving gear is disposed on the base 1, so as to implement a rotary driving system of the cutter disc.
The rotary transmission mechanism 100 of the present embodiment has the following advantages: has the characteristics of lighter weight, flexibility, adjustability, high transmission precision and the like. Specifically, compared with the traditional disc type gear, the weight is greatly reduced, the rotation resistance is greatly reduced, and the transmission efficiency is higher by designing the ring type gear structure; the groove type bearing roller is arranged on the outer surface of the ring gear, so that the functions of supporting and rotating the ring gear are realized, the installation is convenient, and the structure is simple; the partial groove type bearing roller is arranged on the supporting plate with adjustable positions, the position of the partial groove type bearing roller is finely adjusted, the rotation guiding precision of the bearing roller can be greatly improved, the rotation concentricity of the ring gear is ensured, the meshing degree with the driving gear is improved, and the transmission efficiency and the transmission precision are improved.
What has been described above is merely some embodiments of the present invention. It will be apparent to those skilled in the art that various modifications and improvements can be made without departing from the spirit of the invention.
Claims (6)
1. A rotary transmission mechanism, characterized in that: the device comprises a base, a gear supporting and guiding device and a ring gear, wherein the gear supporting and guiding device is arranged on the base, the ring gear is arranged on the base and comprises a plurality of bearing rollers which are annularly distributed, the ring gear surrounds all the bearing rollers on an inner ring, an annular groove which is inwards concave is formed in the outer surface of the bearing roller, and a ring supporting plate which extends into the groove is arranged on the surface of the inner ring of the ring gear; the base is provided with an adjusting device for adjusting the position of the bearing roller; the base is provided with a through hole for accommodating the adjusting device, and the adjusting device comprises an adjusting plate accommodated in the through hole and an adjusting screw rod arranged on the side surface of the adjusting plate and used for adjusting the position of the adjusting plate; the number of the bearing rollers is at least two, one pair of the bearing rollers is fixed on the base, and the other pair of the bearing rollers is fixed on the adjusting plate.
2. The rotary transmission mechanism as claimed in claim 1, wherein: the middle part of the ring gear is of a hollow structure.
3. The rotary transmission mechanism as claimed in claim 1, wherein: the bearing roller comprises a connecting rod positioned on the central axis, a bearing inner ring fixedly sleeved on the connecting rod and a bearing outer ring sleeved outside the bearing inner ring in a clearance mode, and balls are arranged between the bearing inner ring and the bearing outer ring.
4. A rotary actuator as defined in claim 3, wherein: the groove is arranged on the outer surface of the bearing outer ring.
5. A rotary actuator as defined in claim 3, wherein: the tail of the connecting rod is provided with a thread structure.
6. The rotary transmission mechanism as claimed in claim 1, wherein: the upper surface of ring gear is provided with annular boss, be provided with a plurality of mounting holes on the annular boss.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710233337.0A CN106989151B (en) | 2017-04-11 | 2017-04-11 | Rotary transmission mechanism |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710233337.0A CN106989151B (en) | 2017-04-11 | 2017-04-11 | Rotary transmission mechanism |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN106989151A CN106989151A (en) | 2017-07-28 |
| CN106989151B true CN106989151B (en) | 2023-11-07 |
Family
ID=59416359
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201710233337.0A Active CN106989151B (en) | 2017-04-11 | 2017-04-11 | Rotary transmission mechanism |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN106989151B (en) |
Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2000094252A (en) * | 1998-09-28 | 2000-04-04 | Toshiba Mach Co Ltd | Tool magazine device |
| CN202622440U (en) * | 2012-06-01 | 2012-12-26 | 深圳市大富科技股份有限公司 | Machine tool changer and machining center machine tool |
| CN203516598U (en) * | 2013-10-12 | 2014-04-02 | 马鞍山经纬回转支承有限公司 | Gear type rotary driving device |
| CN204818884U (en) * | 2015-07-06 | 2015-12-02 | 陈雁英 | Compact structure's automatic tool changer |
| CN204868278U (en) * | 2015-07-06 | 2015-12-16 | 陈雁英 | Automatic tool changer with top pushing -type crack drive mechanism that disappears |
| CN205394108U (en) * | 2016-03-29 | 2016-07-27 | 泉州永骏自动化科技有限公司 | Vertical machining center's high accuracy disk tool magazine |
| CN206988394U (en) * | 2017-04-11 | 2018-02-09 | 德大机械（昆山）有限公司 | A kind of rotating actuator |
-
2017
- 2017-04-11 CN CN201710233337.0A patent/CN106989151B/en active Active
Patent Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2000094252A (en) * | 1998-09-28 | 2000-04-04 | Toshiba Mach Co Ltd | Tool magazine device |
| CN202622440U (en) * | 2012-06-01 | 2012-12-26 | 深圳市大富科技股份有限公司 | Machine tool changer and machining center machine tool |
| CN203516598U (en) * | 2013-10-12 | 2014-04-02 | 马鞍山经纬回转支承有限公司 | Gear type rotary driving device |
| CN204818884U (en) * | 2015-07-06 | 2015-12-02 | 陈雁英 | Compact structure's automatic tool changer |
| CN204868278U (en) * | 2015-07-06 | 2015-12-16 | 陈雁英 | Automatic tool changer with top pushing -type crack drive mechanism that disappears |
| CN205394108U (en) * | 2016-03-29 | 2016-07-27 | 泉州永骏自动化科技有限公司 | Vertical machining center's high accuracy disk tool magazine |
| CN206988394U (en) * | 2017-04-11 | 2018-02-09 | 德大机械（昆山）有限公司 | A kind of rotating actuator |
Also Published As
| Publication number | Publication date |
|---|---|
| CN106989151A (en) | 2017-07-28 |
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