CN2811669Y - Transmission device of planet gear reducer - Google Patents
Transmission device of planet gear reducer Download PDFInfo
- Publication number
- CN2811669Y CN2811669Y CNU2005200850214U CN200520085021U CN2811669Y CN 2811669 Y CN2811669 Y CN 2811669Y CN U2005200850214 U CNU2005200850214 U CN U2005200850214U CN 200520085021 U CN200520085021 U CN 200520085021U CN 2811669 Y CN2811669 Y CN 2811669Y
- Authority
- CN
- China
- Prior art keywords
- gear
- planet
- speed reducer
- transmission device
- industry
- 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.)
- Expired - Fee Related
Links
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
- F16H1/00—Toothed gearings for conveying rotary motion
- F16H1/28—Toothed gearings for conveying rotary motion with gears having orbital motion
- F16H1/46—Systems consisting of a plurality of gear trains each with orbital gears, i.e. systems having three or more central gears
Landscapes
- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Retarders (AREA)
Abstract
The utility model relates to a transmission device of a planet gear speed reducer, which belongs to the field of speed reducing equipment, particularly to speed reducing equipment used for chemical industry, electricity generating industry, fire-resistance industry, ceramics industry, metallurgy industry, mine industry, hoisting transportation industry, etc. The utility model is characterized in that each stage of transmission mechanism is composed of a sun gear, three planet gears and an inner gear, wherein the sun gear is positioned in the center of the speed reducer and is engaged with the three parallel planet gears, the three planet gears are engaged with the inner gear, and all gears are fixedly connected into a whole by a planet support. The utility model has the advantages of simple structure, big power, big bearing capacity, long service life, high efficiency, etc.
Description
Technical field
The planet-gear speed reducer transmission device belongs to the speed reducer apparatus field, specifically is industry retarding devices such as chemical industry, generating, fire-resistant, ceramic, metallurgical, mine and lifting transportation.
Background technique
The speed reducer product roughly has cylindrical gear reducer, cycloidal planetary gear speed reducer two big series at present, though played certain effect at industry fields such as chemical industry, generating, fire-resistant, ceramic, metallurgical, mine and lifting transportations, but fast development along with China's industry, the appearance of a large amount of new materials, new product, the said goods can not satisfy the requirement of new technology, new process far away.The main problem that prior art exists is that power is little, carrying is little, working life is short, efficient is low.Through the Chinese patent retrieval, existing people works out gear reduction unit, as announcing " Chinese patent " on November 20th, 2002, the patent No.: ZL022120556, the applying date: on January 9th, 2002, model utility title: planet-gear speed reducer, patentee: Mingya Construction Machine co., Ltd., Weihai.This planet-gear speed reducer, it is by the external gear pump device, the secondary planet speed reducer, parts such as output gear shaft and driving gear constitute, it is characterized in that the secondary planet speed reducer comprises identical two cover planetary gear system, every cover planetary gear system is by the transmission sun gear, transmission planet wheel and transmission planet stent constitute, wherein the transmission sun gear is meshed with three transmission planet wheels, the transmission planet wheel is meshed with the ring gear of transmission planet stent, by internal spline two cover planetary gear system are fused between secondary transmission planet stent and three grades of transmission sun gears, three grades of transmission planet carriers are connected with output gear shaft by internal spline.Effective, stable drive, starting torque is little, and gear wear is little, long service life, bearing capacity are strong.Being particularly suited for the tower machine uses.The subject matter that exists remains the transmission structures complexity, and using scope is restricted.
The model utility content
The technical problems to be solved in the utility model is: overcome the deficiencies in the prior art, provide that a kind of simple in structure, power is big, carrying is big, long service life, planet-gear speed reducer transmission device that efficient is high.
The technological scheme that its technical problem that solves the utility model adopts is: the planet-gear speed reducer transmission device, it is characterized in that: every gear stage comprises sun gear, three planetary pinions and internal gear, sun gear is positioned at speed reducer transmission device center, be meshed with three planetary pinions that parallel, three planetary pinions are meshed with internal gear, are connected to one by planet stent.Adopt the planetary pinion principle that turns round relatively, make between star the load distribution of engaging gear even, the balancing load error that in the middle of running, occurs, tooth-like relocation mechanism adjustment compensation is all arranged, speed reducer is increasing load like this, add under high-power, as the to increase intensity situation, still keep the stability of long-time bearing running.
Planet stent is that " " shape is provided with fixed hole to T.
In order to realize different speed ratios, transmission device is secondary or plural serial stage, and inter-stage connects by planet stent, and multiaxis is concentric.
One gear stage comprises one-level sun gear, primary planet pinion, one-level internal gear, the engagement of sun gear and primary planet pinion, and primary planet pinion meshes with the one-level internal gear, and upper end cap, upper planet support, middle planet stent is fixedly connected is integral.
Two gear stages comprise secondary sun gear, secondary planetary gear, secondary internal gear, secondary sun gear and secondary planetary gear engagement, and secondary planetary gear and the engagement of secondary internal gear, lower cover plate is fixedly connected to be integral.
Compared with prior art, the beneficial effect that had of planet-gear speed reducer transmission device of the present utility model is: overall structure is simple, easy to manufacture, in light weight; The planetary pinion transmission power is big, bearing capacity is big, overload capacity is strong, few, the advantages such as steadily reliable, hot-tempered sound is low, economize on electricity, using scope is wide, efficient is high, the life-span is long of taking up an area of less, turn round of unit materials.Take same body, same axle center, but and according to different speed ratio plural serial stages, reached the designing requirement of multistage same axle center simple layout.
Description of drawings
Fig. 1 is that the utility model planet-gear speed reducer transmission device cuts open and shows structural representation.
Wherein: planet stent 16 middle gland 18 secondary sun gears 19 lower planet supports 20 lower cover plates 21 output shafts 22 lower end caps in the end cap 8 secondary planetary gears 9 secondary internal gears 11 lower ball covers 12 primary planet pinions 13 one-level sun gears 14 upper planet supports 15 in 1 seal ring, 2,5,10,17 bearings, 3 upper end caps, 4 planet axis, the 6 one-level internal gears 7.
Fig. 1 is the most preferred embodiment of the utility model planet-gear speed reducer transmission device, is described further below in conjunction with 1 pair of the utility model planet-gear speed reducer of accompanying drawing transmission device:
Embodiment
With reference to accompanying drawing 1: this planet-gear speed reducer transmission device is the multiaxis concentric structure that secondary is in series.Mainly by sun gear, three planetary pinions and internal gear, sun gear is positioned at speed reducer transmission device center, is meshed with three planetary pinions that parallel, and three planetary pinions are meshed with internal gear, are connected to one by planet stent up and down.One gear stage comprises one-level sun gear 13, primary planet pinion 12, one-level internal gear 6, sun gear 13 and primary planet pinion 12 engagements, primary planet pinion 12 and 6 engagements of one-level internal gear, upper end cap 3, upper planet support 14, middle planet stent 15 are "T"-shaped, be provided with the planet pin fixed hole, planet pin 4 is fixed on 15 of upper planet support 14, middle planet stents, in the middle of upper planet support 14, the middle planet stent 15 axis is installed, and diaxon and output shaft 21 are concentric.Two gear stages comprise secondary sun gear 18, secondary planetary gear 8, secondary internal gear 9, secondary sun gear 18 and secondary planetary gear 8 engagements, secondary planetary gear 8 and 9 engagements of secondary internal gear, lower cover plate 20 fixedly connected being integral.Lower cover plate 20 links to each other with output shaft 21, fixes by bearing 10, lower ball cover 11, lower end cap 22 outside the output shaft 21, and lower end cap 22 is fixed together with reducer pedestal.
Working principle is as follows with working procedure: adopt the relative principle that turns round of planetary pinion, make between star the load distribution of engaging gear even, the balancing load error that in the middle of running, occurs, tooth-like relocation mechanism adjustment compensation is all arranged, speed reducer is increasing load like this, add under high-power, as the to increase intensity situation, still keep the stability of long-time bearing running.
The power source of speed reducer is the direct connection motor, one gear stage links to each other with motor, directly drive one-level sun gear 13, sun gear 13 and three primary planet pinion 12 engagements, three primary planet pinions 12 mesh with one-level internal gear 6, make the one-level speed reducer start planet stent 15 in the running driving, middle planet stent 15 drives secondary sun gears 18, drive 8 runnings of three secondary planetary gears, double reduction gear and one-level speed reducer are turned round simultaneously, and drive output shaft 21 by the design speed rotation.
Planetary type gear transmission unit also can be designed to plural serial stage as required, and multiaxis is concentric.Can be according to different speed ratio one-levels, secondary, three grades.Every grade can be used separately, but also I and II or the multistage running of one, two, three series connection formation.The flank of tooth adopts the hard flank of tooth of new material through processing, has guaranteed the high strength of equipment.
Claims (5)
1, planet-gear speed reducer transmission device, it is characterized in that: every gear stage comprises sun gear, three planetary pinions and internal gear, sun gear is positioned at speed reducer transmission device center, be meshed with three planetary pinions that parallel, three planetary pinions are meshed with internal gear, are connected to one by planet stent.
2, planet-gear speed reducer transmission device according to claim 1 is characterized in that: planet stent is for " " shape is provided with fixed hole to T.
3, planet-gear speed reducer transmission device according to claim 1 is characterized in that: be secondary or plural serial stage, inter-stage connects by planet stent, and multiaxis is concentric.
4, planet-gear speed reducer transmission device according to claim 1 and 2, it is characterized in that: a gear stage comprises one-level sun gear (13), primary planet pinion (12), one-level internal gear (6), sun gear (13) and primary planet pinion (12) engagement, primary planet pinion (12) and one-level internal gear (6) engagement, upper end cap (3), upper planet support (14), fixedly connected being integral of middle planet stent (15).
5, planet-gear speed reducer transmission device according to claim 3, it is characterized in that: two gear stages comprise secondary sun gear (18), secondary planetary gear (8), secondary internal gear (9), secondary sun gear (18) and secondary planetary gear (8) engagement, secondary planetary gear (8) and secondary internal gear (9) engagement, fixedly connected being integral of lower cover plate (20).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNU2005200850214U CN2811669Y (en) | 2005-07-05 | 2005-07-05 | Transmission device of planet gear reducer |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNU2005200850214U CN2811669Y (en) | 2005-07-05 | 2005-07-05 | Transmission device of planet gear reducer |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN2811669Y true CN2811669Y (en) | 2006-08-30 |
Family
ID=36938056
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CNU2005200850214U Expired - Fee Related CN2811669Y (en) | 2005-07-05 | 2005-07-05 | Transmission device of planet gear reducer |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN2811669Y (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102562954A (en) * | 2012-02-03 | 2012-07-11 | 江苏省金象传动设备股份有限公司 | Transmission gear of tube mill |
| CN115234612A (en) * | 2022-09-21 | 2022-10-25 | 江苏国茂减速机股份有限公司 | Modular planetary reducer |
-
2005
- 2005-07-05 CN CNU2005200850214U patent/CN2811669Y/en not_active Expired - Fee Related
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102562954A (en) * | 2012-02-03 | 2012-07-11 | 江苏省金象传动设备股份有限公司 | Transmission gear of tube mill |
| CN115234612A (en) * | 2022-09-21 | 2022-10-25 | 江苏国茂减速机股份有限公司 | Modular planetary reducer |
| CN115234612B (en) * | 2022-09-21 | 2022-12-09 | 江苏国茂减速机股份有限公司 | Modular planetary reducer |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN101046242A (en) | Closed planetary gear reducer | |
| CN203146709U (en) | Spiral bevel gear input planetary gear case | |
| CN201836309U (en) | Totally floating type planetary gear travel mechanism | |
| CN201193684Y (en) | Planet gear speed reducer of mechanical rotation mechanism | |
| CN102797795A (en) | Dual-shaft multistage speed reducer | |
| CN101832367B (en) | Tubular motor reducer with combined involute and cycloid | |
| CN2856582Y (en) | Multi-axis balancing internal circular board small gear tolerence speed reducer | |
| CN2811669Y (en) | Transmission device of planet gear reducer | |
| CN201836308U (en) | Novel duplex-gear slewing mechanism | |
| CN2833233Y (en) | Planet gear speed reducer | |
| CN1232146A (en) | Multifunctional planetary speed reducer | |
| CN203257994U (en) | Two-stage planetary center transmission mill speed reducer | |
| CN201351714Y (en) | Dead shaft type multi-level planet gear speed reducer | |
| CN202228626U (en) | Dual-output planet gear speeder for hydraulic power generation | |
| CN102312974B (en) | Double-output hydraulic power generation planetary speed increaser | |
| CN201902513U (en) | Walking planetary speed reducer for mining excavator | |
| CN202215701U (en) | Differential with large torque, large speed ratio and high rotating speed | |
| CN202707933U (en) | Dual-shaft multilevel reducer | |
| CN201090410Y (en) | Pumping unit energy saving power unit | |
| CN201045397Y (en) | Double cones split stream rotate lever decelerator | |
| CN2854209Y (en) | Double-planet reducing machine of building construction lifter | |
| CN218817896U (en) | Heavy industrial high-efficiency planetary speed reducer | |
| CN201651176U (en) | Involute and cycloid combined tubular motor speed reducer | |
| CN1721735A (en) | Involute cycloid roller chain planet harmonic composite deceleration transmission mechanism | |
| CN200949639Y (en) | Planetary speed reducer of tower crane erector arm drum operation |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C19 | Lapse of patent right due to non-payment of the annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |