CN109692617A - A kind of vertical mixer - Google Patents
A kind of vertical mixer Download PDFInfo
- Publication number
- CN109692617A CN109692617A CN201910056009.7A CN201910056009A CN109692617A CN 109692617 A CN109692617 A CN 109692617A CN 201910056009 A CN201910056009 A CN 201910056009A CN 109692617 A CN109692617 A CN 109692617A
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- Prior art keywords
- gear
- output
- ring gear
- shaft
- teeth
- Prior art date
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- 230000009467 reduction Effects 0.000 claims abstract description 20
- 230000001360 synchronised effect Effects 0.000 claims abstract description 6
- 239000007787 solid Substances 0.000 claims description 2
- 230000007246 mechanism Effects 0.000 description 10
- 230000006872 improvement Effects 0.000 description 8
- 238000004519 manufacturing process Methods 0.000 description 7
- 239000000463 material Substances 0.000 description 6
- 238000003756 stirring Methods 0.000 description 6
- 238000010586 diagram Methods 0.000 description 4
- 230000005540 biological transmission Effects 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 238000013019 agitation Methods 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 239000004568 cement Substances 0.000 description 1
- 239000011248 coating agent Substances 0.000 description 1
- 238000000576 coating method Methods 0.000 description 1
- 238000003967 crop rotation Methods 0.000 description 1
- 230000012447 hatching Effects 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 230000003993 interaction Effects 0.000 description 1
- 238000012423 maintenance Methods 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000007789 sealing Methods 0.000 description 1
- 239000012257 stirred material Substances 0.000 description 1
- 239000000126 substance Substances 0.000 description 1
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01F—MIXING, e.g. DISSOLVING, EMULSIFYING OR DISPERSING
- B01F35/00—Accessories for mixers; Auxiliary operations or auxiliary devices; Parts or details of general application
- B01F35/30—Driving arrangements; Transmissions; Couplings; Brakes
- B01F35/32—Driving arrangements
- B01F35/322—Construction of driving shafts
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01F—MIXING, e.g. DISSOLVING, EMULSIFYING OR DISPERSING
- B01F27/00—Mixers with rotary stirring devices in fixed receptacles; Kneaders
- B01F27/21—Mixers with rotary stirring devices in fixed receptacles; Kneaders characterised by their rotating shafts
- B01F27/2121—Mixers with rotary stirring devices in fixed receptacles; Kneaders characterised by their rotating shafts composed of interconnected parts
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01F—MIXING, e.g. DISSOLVING, EMULSIFYING OR DISPERSING
- B01F27/00—Mixers with rotary stirring devices in fixed receptacles; Kneaders
- B01F27/21—Mixers with rotary stirring devices in fixed receptacles; Kneaders characterised by their rotating shafts
- B01F27/213—Mixers with rotary stirring devices in fixed receptacles; Kneaders characterised by their rotating shafts characterised by the connection with the drive
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01F—MIXING, e.g. DISSOLVING, EMULSIFYING OR DISPERSING
- B01F27/00—Mixers with rotary stirring devices in fixed receptacles; Kneaders
- B01F27/80—Mixers with rotary stirring devices in fixed receptacles; Kneaders with stirrers rotating about a substantially vertical axis
- B01F27/95—Mixers with rotary stirring devices in fixed receptacles; Kneaders with stirrers rotating about a substantially vertical axis with stirrers having planetary motion, i.e. rotating about their own axis and about a sun axis
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01F—MIXING, e.g. DISSOLVING, EMULSIFYING OR DISPERSING
- B01F35/00—Accessories for mixers; Auxiliary operations or auxiliary devices; Parts or details of general application
- B01F35/30—Driving arrangements; Transmissions; Couplings; Brakes
- B01F35/32—Driving arrangements
- B01F35/323—Driving arrangements for vertical stirrer shafts
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01F—MIXING, e.g. DISSOLVING, EMULSIFYING OR DISPERSING
- B01F35/00—Accessories for mixers; Auxiliary operations or auxiliary devices; Parts or details of general application
- B01F35/30—Driving arrangements; Transmissions; Couplings; Brakes
- B01F35/33—Transmissions; Means for modifying the speed or direction of rotation
Landscapes
- Chemical & Material Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Accessories For Mixers (AREA)
Abstract
This application discloses a kind of vertical mixers, including shell and with the motor of main shaft, the motor is fixedly connected with the shell, duplicate gear, output ring gear, eccentric bushing and output shaft are equipped in the shell, fixed ring gear is fixed on the shell, the output ring gear and the output shaft are rigidly connected, and the output shaft rigid connection has connecting flange；The main shaft synchronized links of the motor have input shaft, and eccentric orfice is equipped in the eccentric bushing, and the input shaft and the eccentric orfice are rigidly connected, and are rotatably connected to the duplicate gear on the eccentric bushing；The duplicate gear is divided into gear and lower gear, and the gear is engaged with the fixed ring gear bias, and the lower gear is engaged with the output ring gear bias.The duplicate gear, output ring gear, fixed ring gear, eccentric bushing collectively form the reduction gearbox of the application, and compared with prior art, the structure of the reduction gearbox is simple, compact, and single-stage speed reducing is than big.
Description
Technical field
This application involves gyratory agitation device field, in particular to a kind of vertical mixer.
Background technique
In architectural engineering or road engineering, material stirring often is carried out using vertical mixer, due to what is be stirred
Material is usually cement, fans the thick substances such as grey coating, and in order to keep material stirring uniform, therefore vertical mixer needs are provided with
Reduction gearbox makes have certain reduction ratio between stirring-head and motor, to improve the torque of stirring-head.Traditional vertical mixing
Machine is divided into following two, the first is mixers, mainly passive by motor, driving wheel, level-one driven gear, second level
What gear, three-level driven gear and output shaft formed, the main shaft of motor is driven with driving wheel by belt gear, main
Driving wheel successively carries out deceleration transmission, last three-level driven gear with level-one driven gear, second level driven gear, three-level driven gear
Output shaft is driven to be rotated, the level-one driven gear, second level driven gear, three-level driven gear collectively form The gear deceleration
Case.Second is planetary mixer, mainly by motor, driving wheel, primary planet pinion mechanism, secondary planetary gear mechanism
With three-stage planetary gear mechanism composition, the main shaft of motor is driven with driving wheel by belt gear, driving wheel according to
It is secondary to carry out deceleration transmission, last three-level row with primary planet pinion mechanism, secondary planetary gear mechanism, three-stage planetary gear mechanism
Star gear mechanism drives output shaft to be rotated, the primary planet pinion mechanism, secondary planetary gear mechanism, third-level planetary tooth
Wheel mechanism collectively forms planetary reduction box.
Although above two blender is able to satisfy the stirring demand of user, but since its reduction gearbox will reach biggish deceleration
Than when required volume it is also larger, cause user inconvenient for use, and its production cost is higher, be unfavorable for pushing away for vertical mixer
Extensively, a kind of vertical mixer small in size, production cost is low is needed at present.
Summary of the invention
The application technical problems to be solved are: providing a kind of vertical mixer small in size, production cost is low.
The solution that the application solves its technical problem is:
A kind of vertical mixer, including shell and with the motor of main shaft, the motor is fixedly connected with the shell, institute
It states and is equipped with duplicate gear, output ring gear, eccentric bushing and output shaft in shell, be fixed with fixed ring gear on the shell,
The output ring gear and the output shaft are rigidly connected, and the output shaft rigid connection has connecting flange；The master of the motor
Axis synchronized links have input shaft, eccentric orfice are equipped in the eccentric bushing, the input shaft and the eccentric orfice are rigidly connected, described
The duplicate gear is rotatably connected on eccentric bushing；The duplicate gear is divided into gear and lower gear, the gear and institute
Fixed ring gear bias engagement is stated, the number of teeth of the gear is less than the number of teeth of the fixed ring gear, the lower gear and institute
Output ring gear bias engagement is stated, the number of teeth of the lower gear is less than the number of teeth for exporting ring gear.
As a further improvement of the above technical scheme, rigid connection has the first clump weight and second to match on the input shaft
Pouring weight, first clump weight are located at the top of the gear, and second clump weight is located at the lower section of the lower gear, the
The counterweight direction of one clump weight and the counterweight direction of the second clump weight are consistent.
As a further improvement of the above technical scheme, the number of teeth phase of the number of teeth of the gear and the fixed ring gear
Poor one to four, the number of teeth of the lower gear differs one to four with the number of teeth of the output ring gear.
As a further improvement of the above technical scheme, upper tooth shaft is equipped in the gear to hold, the gear and institute
It states eccentric bushing and is held by the upper tooth shaft and is rotatablely connected；Lower tooth bearing, the lower gear and institute are equipped in the lower gear
Eccentric bushing is stated to be rotatablely connected by the lower tooth bearing.
As a further improvement of the above technical scheme, the shell successively includes upper cover, fixed internal tooth from top to bottom
Circle, reduction box casing, output mounting base, the upper cover, fixed ring gear, reduction box casing, output mounting base are sequentially connected, institute
Upper cover is stated to be fixedly connected with the motor.
Further improvement as above-mentioned technical proposal, the bottom-open of the output mounting base, the output installation
Baffle is equipped in seat, the baffle is equipped with output through-hole, and the output shaft passes through the output through-hole, the connecting flange position
In the lower section of the baffle.
Further improvement as above-mentioned technical proposal is set there are three hand hole on the side of the output mounting base, three
A hand hole is respectively positioned on the periphery of the connecting flange.
Further improvement as above-mentioned technical proposal, the output shaft are equipped with output bearing block, the output shaft
It holds and setting closes the output through-hole.
As a further improvement of the above technical scheme, the connecting flange is fixedly connected with stirring-head.
The beneficial effect of the application is: the duplicate gear, output ring gear, fixed ring gear, eccentric bushing collectively form
The reduction gearbox of the application, compared with prior art, the structure of the reduction gearbox are simple, compact, and single-stage speed reducing is than big, further
It reduces the manufacturing cost of the application and reduces the manufacture volume of the application, be conducive to marketing.The application is used for object
The stirring of material.
Detailed description of the invention
In order to more clearly explain the technical solutions in the embodiments of the present application, make required in being described below to embodiment
Attached drawing is briefly described.Obviously, described attached drawing is a part of the embodiment of the application, rather than is all implemented
Example, those skilled in the art without creative efforts, can also be obtained according to these attached drawings other designs
Scheme and attached drawing.
Fig. 1 is the stereoscopic schematic diagram of the embodiment of the present application；
Fig. 2 is cross-sectional view of the Fig. 1 along A-A hatching；
Fig. 3 is the stereoscopic schematic diagram of duplicate gear and input shaft in the embodiment of the present application；
Fig. 4 is the top view of reduction gearbox in the embodiment of the present application；
Fig. 5 is the stereoscopic schematic diagram that ring gear is exported in the embodiment of the present application；
Fig. 6 is the stereoscopic schematic diagram of output shaft and connecting flange in the embodiment of the present application.
Specific embodiment
It is carried out below with reference to technical effect of the embodiment and attached drawing to the design of the application, specific structure and generation clear
Chu is fully described by, to be completely understood by the purpose, feature and effect of the application.Obviously, described embodiment is this Shen
A part of the embodiment please, rather than whole embodiments, are based on embodiments herein, and those skilled in the art is not paying
Other embodiments obtained under the premise of creative work belong to the range of the application protection.In addition, be previously mentioned in text
All connection relationships not singly refer to that component directly connects, and referring to can be according to specific implementation situation, by adding or reducing connection
Auxiliary, Lai Zucheng more preferably connection structure.Each technical characteristic in the application, can be under the premise of not conflicting conflict
Combination of interactions.Finally, it should be noted that such as term in text " center, upper and lower, left and right, vertical, horizontal, inside and outside " instruction
Orientation or positional relationship be then to be based on the orientation or positional relationship shown in the drawings, be merely for convenience of description the application and simplification
Description, rather than the device or element of indication or suggestion meaning must have a particular orientation, constructed and grasped with specific orientation
Make, therefore should not be understood as the limitation to the application.In addition, being only used for description mesh if term " first, second, third " in text
, it is not understood to indicate or imply relative importance.
Referring to figs. 1 to Fig. 6, this is embodiments herein, specifically:
As shown in Figure 1, a kind of vertical mixer, including shell 100 and with the motor 200 of main shaft 210, the shell from
On down successively include upper cover 110, fixed ring gear 120, reduction box casing 130, output mounting base 140, it is the upper cover, solid
Determine ring gear, reduction box casing, output mounting base to be sequentially connected, the upper cover is fixedly connected with the motor, the output peace
Fill the bottom-open of seat.As shown in Figure 2 and Figure 5, duplicate gear 300, output ring gear 400, eccentric bushing are equipped in the shell
500 and output shaft 600, the fixed ring gear is fixed on the shell.When the load of the application is larger, in order to reduce
The torsion that the output ring gear is born, the output ring gear are fixedly connected with hollow jackshaft 410, the jackshaft
It is rigidly connected with the output shaft by keyway；It, can also directly will be in the output when the load of the application is little
Gear ring is rigidly connected with the output shaft by keyway.The output shaft rigid connection has connecting flange 610, the output
Axis is rigidly connected with the connecting flange by keyway.The main shaft synchronized links of the motor have input shaft 220, the master
Axis can be synchronized by keyway or belt gear with the input shaft and be connect, when the motor is fixedly connected on institute
When stating on the side of shell, the main shaft is synchronized by belt gear with the input shaft and is connect, when the motor
When being fixedly connected on the top of the shell, the main shaft is rigidly connected with the input shaft by keyway；In order to make this
The structure of application is more compact, and the main shaft preferably passes through keyway with the input shaft and is rigidly connected.In the eccentric bushing
Equipped with eccentric orfice, the input shaft and the eccentric orfice are rigidly connected, and the input shaft and the eccentric orfice are carried out by keyway
Rigid connection；The periphery of the eccentric bushing is circle, the duplicate gear is rotatably connected on the eccentric bushing, so that described defeated
Entering axis drives the duplicate gear to carry out eccentric rotary.As shown in Figure 3 and Figure 4, the duplicate gear is divided into gear 310 under
Gear 320, the gear are engaged with the fixed ring gear bias, and the number of teeth of the gear is less than the fixed ring gear
The number of teeth, the number of teeth of the two differs one to four；The lower gear is engaged with the output ring gear bias, the lower gear
The number of teeth of the number of teeth less than the output ring gear, the number of teeth difference one to four of the two.In order to reduce duplicate gear and eccentric bushing
Between frictional force, upper tooth shaft is equipped in the gear and holds 510, the gear and the eccentric bushing pass through the upper tooth shaft
It holds and is rotatablely connected；Lower tooth bearing 520 is equipped in the lower gear, the lower gear and the eccentric bushing pass through the lower tooth
Bearing is rotatablely connected, and the upper tooth shaft, which is held, is both preferably deep groove ball bearing with the lower tooth bearing.The gear and institute
The tooth difference for stating fixed ring gear is preferably three, and the tooth difference of the lower gear and the output ring gear is preferably three.
The working principle of the reduction gearbox of the application: when the main shaft of motor drives eccentric bushing rotation, due to fixed ring gear
Fixation is set on the shell, forces gear to make planetary motion (not only revolved but also rotation) around the fixed ring gear, on described
Gear and lower gear link, therefore when the gear makees planetary motion, the lower gear also makees planetary motion, due to output
Ring gear can be rotated, therefore the output ring gear rotation is able to drive when the lower tooth crop rotation planetary motion；Due to described
Gear differs less with the fixed ring gear, the lower gear with the tooth difference of the output ring gear, therefore works as institute
When stating eccentric bushing rotation one week, the output ring gear rotates backward a less angle around the center of the eccentric bushing, makes
There are biggish reduction ratio between output ring gear and the main shaft of the motor.
Using the above structure, the application's the utility model has the advantages that duplicate gear, output ring gear, fixed ring gear, bias
Set collectively forms the reduction gearbox of the application, and compared with prior art, the structure of the reduction gearbox is simple, compact, single-stage speed reducing ratio
Greatly, it creates a further reduction the manufacturing cost of the application and reduces the manufacture volume of the application, be conducive to marketing.This
Application is used for the stirring of material.
As shown in figure 3, rigid connection has first on the input shaft in order to balance centrifugal force caused by the eccentric bushing
Clump weight 221 and the second clump weight 222, first clump weight are located at the top of the gear, second clump weight position
In the lower section of the lower gear, the counterweight direction of the first clump weight and the counterweight direction of the second clump weight are consistent, and described first matches
Pouring weight and the second clump weight are respectively positioned on the eccentric opposite direction of the eccentric bushing.
It is further used as preferred embodiment, as shown in Figure 2 and Figure 6, baffle is equipped in the output shaft mounting base
141, the baffle is equipped with output through-hole, and the output shaft passes through the output through-hole, and the connecting flange is located at the gear
The lower section of plate, the connecting flange are fixedly connected with stirring-head (attached drawing is not shown), and the stirring-head is for stirring material.In order to
Prevent material from entering the inside of shell, the output shaft is equipped with output bearing block 620, the output bearing block and the gear
Sealing ring 621 is equipped between plate, the output bearing block is mounted on the top of the baffle, closes so that the output bearing is setting
The output through-hole.Two bearings for fixing output shaft are equipped in the output bearing block, two bearings are respectively
Deep groove ball bearing 622 and tapered roller bearing 623, the deep groove ball bearing are located at the top of the tapered roller bearing.
As shown in Figure 1, the maintenance of the application for convenience, set that there are three hand holes on the side of the output shaft mounting base
142, three hand holes are respectively positioned on the periphery of the connecting flange.The hand hole for dismantle the output bearing block with it is described
Connection bolt between baffle facilitates user to replace output shaft.
The better embodiment of the application is illustrated above, but the application is not limited to the specific embodiments,
Those skilled in the art can also make a variety of equivalent modifications or replacement under the premise of without prejudice to the application spirit, this
Equivalent variation or replacement are all included in the scope defined by the claims of the present application a bit.
Claims (9)
1. a kind of vertical mixer, it is characterised in that: described including shell (100) and with the motor (200) of main shaft (210)
Motor (200) is fixedly connected with the shell (100), and duplicate gear (300), output ring gear are equipped in the shell (100)
(400), eccentric bushing (500) and output shaft (600) are fixed with fixed ring gear (120) on the shell (100), described defeated
Ring gear (400) and the output shaft (600) are rigidly connected out, and output shaft (600) rigid connection has connecting flange
(610)；Main shaft (210) synchronized links of the motor (200) have input shaft (220), and bias is equipped in the eccentric bushing (500)
Hole, the input shaft (220) and the eccentric orfice are rigidly connected, and are rotatably connected to the duplex-gear on the eccentric bushing (500)
It takes turns (300)；The duplicate gear (300) is divided into gear (310) and lower gear (320), the gear (310) with it is described solid
Determine the eccentric engagement of ring gear (120), the number of teeth of the gear (310) is less than the number of teeth of the fixed ring gear (120), described
Lower gear (320) is engaged with output ring gear (400) bias, and the number of teeth of the lower gear (320) is less than in the output
The number of teeth of gear ring (400).
2. a kind of vertical mixer according to claim 1, it is characterised in that: be rigidly connected on the input shaft (220)
There are the first clump weight (221) and the second clump weight (222), first clump weight (221) is located at the upper of the gear (310)
Side, second clump weight (222) are located at the lower section of the lower gear (320), the counterweight direction of the first clump weight (221) and the
The counterweight direction of two clump weights (222) is consistent.
3. a kind of vertical mixer according to claim 1, it is characterised in that: the number of teeth of the gear (310) and institute
The number of teeth for stating fixed ring gear (120) differs one to four, the number of teeth and the output ring gear of the lower gear (320)
(400) the number of teeth differs one to four.
4. a kind of vertical mixer according to claim 1, it is characterised in that: be equipped with upper tooth in the gear (310)
Bearing (510), the gear (310) are held (510) by the upper tooth shaft with the eccentric bushing (500) and are rotatablely connected；
Lower tooth bearing (520) are equipped in the lower gear (320), the lower gear (320) and the eccentric bushing (500) are by under described
Tooth shaft is held (520) and is rotatablely connected.
5. a kind of vertical mixer according to claim 1, it is characterised in that: the shell (100) is from top to bottom successively
It include upper cover (110), fixed ring gear (120), reduction box casing (130), output mounting base (140), the upper cover
(110), fixed ring gear (120), reduction box casing (130), output mounting base (140) are sequentially connected, the upper cover (110) with
The motor (200) is fixedly connected.
6. a kind of vertical mixer according to claim 5, it is characterised in that: the bottom of output mounting base (140)
It opens wide, is equipped with baffle (141) in the output mounting base (140), the baffle (141) is equipped with output through-hole, the output
Axis (600) passes through the output through-hole, and the connecting flange (610) is located at the lower section of the baffle (141).
7. a kind of vertical mixer according to claim 6, it is characterised in that: the side of output mounting base (140)
On set there are three hand hole (142), three hand holes (142) are respectively positioned on the periphery of the connecting flange (610).
8. a kind of vertical mixer according to claim 6, it is characterised in that: the output shaft (600) is equipped with output
Bearing block (620), the output bearing block (620) close the output through-hole.
9. a kind of vertical mixer according to claim 1, it is characterised in that: the connecting flange (610) is fixedly connected
There is stirring-head.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910056009.7A CN109692617A (en) | 2019-01-22 | 2019-01-22 | A kind of vertical mixer |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910056009.7A CN109692617A (en) | 2019-01-22 | 2019-01-22 | A kind of vertical mixer |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN109692617A true CN109692617A (en) | 2019-04-30 |
Family
ID=66234103
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201910056009.7A Pending CN109692617A (en) | 2019-01-22 | 2019-01-22 | A kind of vertical mixer |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN109692617A (en) |
Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2195656Y (en) * | 1994-09-02 | 1995-04-26 | 郭俊福 | Toothed planet-gear speed reducer |
| CN2877841Y (en) * | 2006-02-24 | 2007-03-14 | 刘树棠 | Vertical material planet stirrer |
| CN201137672Y (en) * | 2007-12-28 | 2008-10-22 | 辽宁工业大学 | Double inner gearing balance type few teeth difference decelerator |
| CN102767592A (en) * | 2012-07-20 | 2012-11-07 | 浙江顺天减速机制造有限公司 | Engagement type gear reducer with small tooth number difference |
| CN108679167A (en) * | 2018-07-06 | 2018-10-19 | 华南理工大学 | A kind of fewer differential teeth planetary line gear retarder |
| CN209646426U (en) * | 2019-01-22 | 2019-11-19 | 苏增荣 | A kind of vertical mixer |
-
2019
- 2019-01-22 CN CN201910056009.7A patent/CN109692617A/en active Pending
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2195656Y (en) * | 1994-09-02 | 1995-04-26 | 郭俊福 | Toothed planet-gear speed reducer |
| CN2877841Y (en) * | 2006-02-24 | 2007-03-14 | 刘树棠 | Vertical material planet stirrer |
| CN201137672Y (en) * | 2007-12-28 | 2008-10-22 | 辽宁工业大学 | Double inner gearing balance type few teeth difference decelerator |
| CN102767592A (en) * | 2012-07-20 | 2012-11-07 | 浙江顺天减速机制造有限公司 | Engagement type gear reducer with small tooth number difference |
| CN108679167A (en) * | 2018-07-06 | 2018-10-19 | 华南理工大学 | A kind of fewer differential teeth planetary line gear retarder |
| CN209646426U (en) * | 2019-01-22 | 2019-11-19 | 苏增荣 | A kind of vertical mixer |
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