CN207945248U - Gear speed reducer with high transmission ratio - Google Patents
Gear speed reducer with high transmission ratio Download PDFInfo
- Publication number
- CN207945248U CN207945248U CN201820349139.0U CN201820349139U CN207945248U CN 207945248 U CN207945248 U CN 207945248U CN 201820349139 U CN201820349139 U CN 201820349139U CN 207945248 U CN207945248 U CN 207945248U
- Authority
- CN
- China
- Prior art keywords
- gear
- worm screw
- shaft
- transmission
- speed reducer
- 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
Landscapes
- Gear Transmission (AREA)
- Gears, Cams (AREA)
Abstract
The utility model discloses gear speed reducer with high transmission ratio, belong to gear reduction unit technical field, transmission mechanism including babinet and in babinet, transmission mechanism includes input shaft, first transmission shaft, second driving shaft, output shaft, first gear, second gear and third gear, the first worm screw is fixed on input shaft, first gear is located at below the first worm screw and coordinates with the first worm-drive, the second worm screw is fixed on first transmission shaft, first gear is fixedly connected with the first transmission shaft by key, second gear is located above the second worm screw and coordinates with the second worm-drive, third worm screw is fixed on second driving shaft, second gear and second driving shaft are fixedly connected with third gear by key and are located at below third worm screw and coordinate with third worm-drive, third gear be fixedly connected by key with output shaft and mutually it is concentric；By staggeredly realizing deceleration transmission between multigroup worm screw, transmission ratio is improved, compact overall structure is small.
Description
Technical field
The utility model is related to gear reduction unit technical fields, more particularly to gear speed reducer with high transmission ratio.
Background technology
Deceleration device plays the role of matching rotating speed between prime mover and working machine or executing agency and transmits torque, leads to
It crosses the few gear of the number of teeth on the input shaft of deceleration device and engages the gear wheel on output shaft to achieve the purpose that deceleration, size tooth
The ratio between number of teeth of wheel, as transmission ratio will obtain larger transmission ratio and the superposition of multi-stage gear pair just needed to use, but often occupy
Larger space, makes troubles to the manufacturing；Large transmission ratio deceleration device commonly used at present is mainly that planetary gear subtracts
Speed variator has the advantages that small, transmission efficiency, reduction range is wide, and precision is high, but planetary gear deceleration device requires material
Expect that high-quality, complicated, manufacture and installation are more difficult；Also have using parallel-axes gears-parallel-axes gears transmission or circular cone umbrella tooth
Wheel-parallel-axes gears transmission, these kind of drive appearance and sizes are big, high energy consumption, inefficient.
Utility model content
In order to overcome the deficiencies of existing technologies, the technical problem to be solved by the utility model is to propose high transmission ratio tooth
Speed reducer is taken turns, drives the rotation of the first worm screw, the first worm screw to drive first gear to turn with first gear transmission cooperation by input shaft
It is dynamic, to drive the second worm screw rotation on the first transmission shaft, the second worm screw to drive second gear with second gear transmission cooperation
Rotation, to drive the third worm screw on second driving shaft to rotate, third worm screw drives output shaft with third gear drive cooperation
Rotation output rotating speed improves transmission ratio, and overall structure is tight entirely through deceleration transmission is staggeredly realized between multigroup worm screw
It gathers, it is small.
For this purpose, the utility model uses following technical scheme：Biography including babinet and in the babinet
Motivation structure, the transmission mechanism include input shaft, the first transmission shaft, second driving shaft, output shaft, first gear, second gear
With third gear, the first worm screw is fixed on the input shaft and first worm screw and first input shaft are concentric,
The first gear is located at below first worm screw and coordinates with first worm-drive, fixed on first transmission shaft
It is concentric equipped with the second worm screw and second worm screw and first transmission shaft, the first gear and first transmission shaft
It being fixedly connected by key and mutually concentric, the first gear is located on a shaft part of first transmission shaft, and described second
Worm screw is located on another shaft part of first transmission shaft, and the second gear is located above second worm screw and with described the
Two worm-drive coordinate, and third worm screw are fixed on the second driving shaft and the third worm screw and the second driving shaft
Concentric, the second gear is fixedly connected by key with the second driving shaft and mutual concentric, the second gear position
In on one shaft part of the second driving shaft, the third worm screw is located on another shaft part of the second driving shaft, the third tooth
Wheel is located at below the third worm screw and coordinates with the third worm-drive, and the third gear passes through key with the output shaft
It is fixedly connected and mutually concentric.
Optionally, the babinet includes bottom surface, first side and the symmetrical second side of the first side, third side
Face and with symmetrical 4th side in the third side, first transmission shaft, the output shaft are threaded through first side
Between face and the second side, first transmission shaft is mutually parallel with the output shaft and is in same plane, described defeated
Enter axis, the second driving shaft wears and sets between the third side and the 4th side, the input shaft and described second
Transmission shaft is mutually parallel and is in same plane, and the input shaft is located at first transmission shaft and institute with the second driving shaft
It states above output shaft.
Optionally, first worm screw, second worm screw and the third worm screw are same model worm screw, described
The number of teeth and modulus of first worm screw are equal with second worm screw, the number of teeth of the third worm screw and modulus.
Optionally, the first gear, the second gear and the third gear are same model gear, described
The number of teeth and modulus of first gear are equal with the second gear, the number of teeth of the third gear and modulus.
Optionally, it is structure as a whole between first worm screw and the input shaft, second worm screw and described first
It is structure as a whole between transmission shaft, is structure as a whole between the third worm screw and the second driving shaft.
Optionally, further include the 4th gear for lubrication, the 4th gear, which with the output shaft passes through key, to be fixed and connect
It connects.
The beneficial effects of the utility model are：The utility model drives the rotation of the first worm screw, the first worm screw by input shaft
It is driven cooperation with first gear and drives first gear rotation, to drive the second worm screw rotation on the first transmission shaft, the second snail
Bar drives second gear rotation, to drive the third worm screw on second driving shaft to rotate, third with second gear transmission cooperation
Worm screw drives output shaft rotation output rotating speed with third gear drive cooperation, slows down entirely through staggeredly being realized between multigroup worm screw
Transmission improves transmission ratio, and compact overall structure, small.
Description of the drawings
Fig. 1 is the gear speed reducer with high transmission ratio structural schematic diagram that specific embodiment of the present invention provides.In figure：1、
Babinet；10, bottom surface；11, first side；12, second side；13, third side；14, the 4th side；21, input shaft；22,
One transmission shaft；23, second driving shaft；24, output shaft；31, the first worm screw；32, the second worm screw；33, third worm screw；41, first
Gear；42, second gear；43, third gear；44, the 4th gear.
Specific implementation mode
Further illustrate the technical solution of the utility model below with reference to the accompanying drawings and specific embodiments.
Fig. 1 schematically illustrates gear speed reducer with high transmission ratio provided by the utility model, as shown in Figure 1, including case
Body 1 and the transmission mechanism in babinet 1, transmission mechanism include input shaft 21, the first transmission shaft 22, second driving shaft 23,
Output shaft 24, first gear 41, second gear 42 and third gear 43 are fixed with the first worm screw 31 and first on input shaft 21
Worm screw 31 and the first input shaft 21 are concentric, and first gear 41 is located at 31 lower section of the first worm screw and matches with the transmission of the first worm screw 31
It closes, is fixed with the second worm screw 32 on the first transmission shaft 22 and the second worm screw 32 and the first transmission shaft 22 are concentric, first gear
41 be fixedly connected by key with the first transmission shaft 22 and mutually it is concentric, first gear 41 is located at a shaft part of the first transmission shaft 22
On, the second worm screw 32 is located on another shaft part of the first transmission shaft 22, and second gear 42 is located at the top of the second worm screw 32 and with the
The transmission of two worm screws 32 coordinates, and third worm screw 33 is fixed on second driving shaft 23 and third worm screw 33 and second driving shaft 23 are same
Axle center, second gear 42 be fixedly connected by key with second driving shaft 23 and mutually it is concentric, second gear 42 be located at second pass
On 23 1 shaft part of moving axis, third worm screw 33 is located on 23 another shaft part of second driving shaft, and third gear 43 is located at third worm screw 33
Lower section and being driven with third worm screw 33 coordinates, and third gear 43 is fixedly connected with output shaft 24 by key and mutual concentric；Tool
For body, the utility model drives the first worm screw 31 to rotate by input shaft 21, and the first worm screw 31 is matched with the transmission of first gear 41
Crossed belt moves first gear 41 and rotates, to drive the second worm screw 32 rotation on the first transmission shaft 22, the second worm screw 32 and second
The transmission cooperation of gear 42 drives second gear 42 to rotate, to drive the third worm screw 33 on second driving shaft 23 to rotate, third
Worm screw 33 drives the rotation output rotating speed of output shaft 24 with the transmission cooperation of third gear 43, entirely through staggeredly real between multigroup worm screw
Existing deceleration transmission improves transmission ratio, and compact overall structure, small.
Optionally, babinet 1 includes bottom surface 10, first side 11 and 11 symmetrical second side 12 of first side, third side
Face 13 and with 13 symmetrical 4th side 14 of third side, the first transmission shaft 22, output shaft 24 be threaded through first side 11 with
Between second side 12, the first transmission shaft 22 is mutually parallel with output shaft 24 and is in same plane, and input shaft 21, second is driven
Axis 23, which is worn, to be set between third side 13 and the 4th side 14, and input shaft 21 is mutually parallel and is in second driving shaft 23
Same plane, input shaft 21 are located at the first transmission shaft 22 and 24 top of output shaft with second driving shaft 23；Specifically, it first passes
Moving axis 22 is mutually parallel with output shaft 24 and is in same plane, and input shaft 21 is mutually parallel with second driving shaft 23 and in same
One plane, the first transmission shaft 22 at output shaft 24 a plane and input shaft 21 with it is another residing for second driving shaft 23
Plane is mutually parallel and in distribution up and down, such distribution mode, compact overall structure is small, saves space.
Optionally, the first worm screw 31, the second worm screw 32 and third worm screw 33 are same model worm screw, the first worm screw 31
The number of teeth and modulus it is equal with the second worm screw 32, the number of teeth of third worm screw 33 and modulus；Specifically, the first worm screw 31, second
Worm screw 32 and third worm screw 33 are same model worm screw and number of teeth modulus is equal, and are replaced convenient for safeguarding, worm screw when installation
Structure size it is unified, can also so that integral installation is compacter.
Optionally, first gear 41, second gear 42 and third gear 43 are same model gear, first gear 41
The number of teeth and modulus it is equal with second gear 42, the number of teeth of third gear 43 and modulus；Specifically, similarly, first gear 41,
Second gear 42 and third gear 43 are same model gear and the number of teeth is equal with modulus and is replaced convenient for safeguarding, are also convenient for
Connection between when installation is compacter.
Optionally, be structure as a whole between the first worm screw 31 and input shaft 21, the second worm screw 32 and the first transmission shaft 22 it
Between be structure as a whole, be structure as a whole between third worm screw 33 and second driving shaft 23；Specifically, it is one between worm screw and axis
Body structure, manufacture easy to process are convenient for assembly.
Optionally, further include the 4th gear 44 for lubrication, the 4th gear 44 is fixedly connected with output shaft 24 by key；
Specifically, the lubrication operation in retarder is more important, and the 4th gear 44 can be used for fluid splashing lubrication, improve profit
Sliding efficiency, increases service life, and the 4th gear is mounted on first by the present embodiment when installing the 4th gear 44
The lower section of worm screw 31 and the second worm screw 32 avoids the transmission to the first worm screw 31 and the second worm screw 32 from forming interference.
The utility model is described with reference to the preferred embodiments, and those skilled in the art know, is not departing from this reality
In the case of with novel spirit and scope, various changes or equivalence replacement can be carried out to these features and embodiment.This reality
It is not limited to the particular embodiment disclosed with novel, other embodiments fallen into claims hereof all belong to
In the range of the utility model protection.
Claims (6)
1. gear speed reducer with high transmission ratio, it is characterised in that：
Transmission mechanism including babinet (1) and in the babinet (1), the transmission mechanism include input shaft (21), the
One transmission shaft (22), second driving shaft (23), output shaft (24), first gear (41), second gear (42) and third gear
(43), it is fixed with the first worm screw (31) on the input shaft (21) and first worm screw (31) and the input shaft (21) are same
Axle center, the first gear (41) are located at below first worm screw (31) and are driven with first worm screw (31) and coordinated, institute
It states and is fixed with the second worm screw (32) and second worm screw (32) and first transmission shaft (22) on the first transmission shaft (22)
Concentric, the first gear (41) is fixedly connected with first transmission shaft (22) by key and mutually concentric, and described the
One gear (41) is located on a shaft part of first transmission shaft (22), and second worm screw (32) is located at first transmission shaft
(22) on another shaft part, the second gear (42) be located above second worm screw (32) and with second worm screw (32)
Transmission coordinates, and third worm screw (33) and the third worm screw (33) and described second are fixed on the second driving shaft (23)
Transmission shaft (23) is concentric, the second gear (42) be fixedly connected by key with the second driving shaft (23) and mutually it is coaxial
The heart, the second gear (42) are located on (23) one shaft part of the second driving shaft, and the third worm screw (33) is located at described the
On two transmission shafts (23) another shaft part, the third gear (43) be located at below the third worm screw (33) and with the third snail
Bar (33) transmission cooperation, the third gear (43) are fixedly connected with the output shaft (24) by key and mutual concentric.
2. gear speed reducer with high transmission ratio as described in claim 1, it is characterised in that：
The babinet (1) includes bottom surface (10), first side (11) and the first side (11) symmetrical second side
(12), third side (13) and with symmetrical 4th side (14) of third side (13), first transmission shaft (22), institute
It states output shaft (24) to be threaded through between the first side (11) and the second side (12), first transmission shaft (22)
It is mutually parallel with the output shaft (24) and is in same plane, the input shaft (21), the second driving shaft (23) are worn
It is arranged between the third side (13) and the 4th side (14), the input shaft (21) and the second driving shaft (23) phase
Mutually parallel and in same plane, the input shaft (21) is located at first transmission shaft (22) with the second driving shaft (23)
With the output shaft (24) top.
3. gear speed reducer with high transmission ratio as described in claim 1, it is characterised in that：
First worm screw (31), second worm screw (32) and the third worm screw (33) are same model worm screw, institute
State the number of teeth and modulus and second worm screw (32), the number of teeth and modulus phase of the third worm screw (33) of the first worm screw (31)
Deng.
4. gear speed reducer with high transmission ratio as described in claim 1, it is characterised in that：
The first gear (41), the second gear (42) and the third gear (43) are same model gear, institute
State the number of teeth and modulus and the second gear (42), the number of teeth of the third gear (43) and modulus phase of first gear (41)
Deng.
5. gear speed reducer with high transmission ratio as described in claim 1, it is characterised in that：
It is structure as a whole between first worm screw (31) and the input shaft (21), second worm screw (32) and described first
Transmission shaft is structure as a whole between (22), is structure as a whole between the third worm screw (33) and the second driving shaft (23).
6. gear speed reducer with high transmission ratio as described in claim 1, it is characterised in that：
Further include the 4th gear (44) for lubrication, the 4th gear (44), which is fixed with the output shaft (24) by key, to be connected
It connects.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820349139.0U CN207945248U (en) | 2018-03-15 | 2018-03-15 | Gear speed reducer with high transmission ratio |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820349139.0U CN207945248U (en) | 2018-03-15 | 2018-03-15 | Gear speed reducer with high transmission ratio |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN207945248U true CN207945248U (en) | 2018-10-09 |
Family
ID=63696915
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201820349139.0U Expired - Fee Related CN207945248U (en) | 2018-03-15 | 2018-03-15 | Gear speed reducer with high transmission ratio |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN207945248U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110762167A (en) * | 2019-10-28 | 2020-02-07 | 孟宪月 | Straight inclined type three-worm hollow shaft speed reducer |
-
2018
- 2018-03-15 CN CN201820349139.0U patent/CN207945248U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110762167A (en) * | 2019-10-28 | 2020-02-07 | 孟宪月 | Straight inclined type three-worm hollow shaft speed reducer |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN204900693U (en) | Improvement type speed reducer | |
| CN207945248U (en) | Gear speed reducer with high transmission ratio | |
| CN218236060U (en) | Speed reducer with gear adjusting mechanism | |
| CN201339549Y (en) | Mechanical generator | |
| CN208997273U (en) | A kind of multi-stage speed reducer of vertical output | |
| CN207118565U (en) | Tea machinery speed governing pulley arrangement | |
| CN203272634U (en) | Combined type gear speed reducer for copper pipe coiling and drawing machine | |
| CN204755855U (en) | Sun gear of planetary gear reducer machine | |
| CN210281940U (en) | Grinding device for machining outer ring of high-pressure turbine | |
| CN201348026Y (en) | Differential gear of horizontal scroll discharge sedimentary centrifuge | |
| CN207206157U (en) | The more disk nested type devices of intelligence | |
| CN206582292U (en) | A kind of gearshift deceleration device for oil pumper | |
| CN206280590U (en) | A kind of valve actuator assigned in electric operator | |
| CN204405410U (en) | A kind of pin drives formula metallographic grinder | |
| CN204878544U (en) | Motor reducer's improvement structure | |
| CN203600069U (en) | Planet rolling type positive and reverse machining main structure | |
| CN204784471U (en) | Edge -runner mill | |
| CN202861988U (en) | Eight-head floor grinding machine gear case | |
| CN104806705A (en) | Gear reducer | |
| CN208845640U (en) | A kind of speed reducer driving device | |
| CN212480043U (en) | Speed reducer for walking and rake lifting of travelling type mud scraper | |
| CN2202222Y (en) | Worm reducer | |
| CN204083083U (en) | A kind of electric threading machine variable speed model speed reducer | |
| CN211463431U (en) | Quick and efficient grinding machine | |
| CN221762535U (en) | Broken shaft power takeoff convenient for replacing gears |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20181009 Termination date: 20200315 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |