CN207333643U - The cycloidal planetary gear speed reducer of antiseep - Google Patents
The cycloidal planetary gear speed reducer of antiseep Download PDFInfo
- Publication number
- CN207333643U CN207333643U CN201721182536.5U CN201721182536U CN207333643U CN 207333643 U CN207333643 U CN 207333643U CN 201721182536 U CN201721182536 U CN 201721182536U CN 207333643 U CN207333643 U CN 207333643U
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- CN
- China
- Prior art keywords
- beam barrel
- output shaft
- end cap
- planetary gear
- speed reducer
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Abstract
It the utility model is related to a kind of retarding device.Purpose is to provide a kind of cycloidal planetary gear speed reducer of antiseep, which should have the characteristics that sealing effect is good, simple in structure, lower-cost.Technical solution is：The cycloidal planetary gear speed reducer of antiseep, it is characterised in that：The escapement transmission mechanism of gear reducer passing power including the base being made of support base and end cap, the input shaft being rotatably positioned on base and output shaft and between input shaft and output shaft；The output shaft includes the axostylus axostyle and beam barrel being coaxially disposed, and the cylindrical housings and axostylus axostyle right end that beam barrel opens wide for right side connect beam barrel left-hand end plate；The end cap is installed on the right side of beam barrel so as to close beam barrel inner cavity, and escapement transmission mechanism is arranged in beam barrel inner cavity, is used to support the both sides that the rotating bearing of output shaft is separately positioned on escapement transmission mechanism.
Description
Technical field
A kind of retarding device is the utility model is related to, is specifically a kind of cycloidal planetary gear speed reducer.
Background technology
It is well known that oil leak is always the persistent ailment of gear reducer, therefore used in medicine, food, chemical industry, environmental protection industry (epi)
Gear reducer have higher oil leak anti-pollution standard.But the gear reducer in these industries largely uses vertical installation side
Formula, Leakage are particularly acute, also, after there is oil leak situation if cannot timely repairing, can cause to lubricate insufficient
So as to aggravate the abrasion of internals so that gear reducer can not normal operation, larger shadow is caused to production cost and working environment
Ring.
Practitioner is being directed to solving Leakage always, and existing counte-rplan simply add one of sealing to the greatest extent may be used
Can ground stop lubricating oil enter output shaft at, or improve output shaft case hardness reply oil sealing and output shaft abrasion, can
It is that still there are the hidden danger of oil leak with long-term transmission output.
Utility model content
The purpose of the utility model is to overcome the deficiency in above-mentioned background technology, there is provided a kind of cycloidal-pin wheel of antiseep subtracts
Fast machine, the gear reducer should have the characteristics that sealing effect is good, simple in structure, lower-cost.
The technical solution of the utility model is：
The cycloidal planetary gear speed reducer of antiseep, it is characterised in that：The gear reducer includes the bottom being made of support base and end cap
Seat, the input shaft that is rotatably positioned on base and output shaft and between input shaft and output shaft passing power escapement
Transmission mechanism；
The output shaft includes the axostylus axostyle and beam barrel being coaxially disposed, the cylindrical housings and axis that beam barrel opens wide for right side
Bar right end connects beam barrel left-hand end plate；The end cap is installed on the right side of beam barrel so as to close beam barrel inner cavity, escapement transmission
Mechanism is arranged in beam barrel inner cavity, is used to support the both sides that the rotating bearing of output shaft is separately positioned on escapement transmission mechanism.
The escapement transmission mechanism include by capacity eccentric bearing be installed on input shaft at least a piece of Cycloidal Wheel, be arranged on
Some axis pins for being inserted on end cap and respectively in Cycloidal Wheel pin shaft hole, be arranged on beam barrel inner peripheral surface and outer with Cycloidal Wheel
The needle roller of gear ring engagement.
The axostylus axostyle of the output shaft is rotatably positioned on support base by the first output shaft bearing, the beam barrel of output shaft
It is rotatably positioned by the second output shaft bearing on end cap, input shaft is rotatably positioned in end cap by bearing of input shaft
On.
The end cap, which is equipped with, stretches into boss in beam barrel inner cavity, the second output shaft bearing be installed on beam barrel and boss it
Between.
The axis pin is fixed as one by support plate.
The protective cover for surrounding output shaft beam barrel is additionally provided with the base.
The beneficial effects of the utility model are：
Independent babinet is set outside transmission mechanism with conventional gear reducer and output shaft bearing is set in babinet side
Structure it is different, in the utility model, output shaft as gear reducer babinet and supported by base, escapement transmission mechanism is with lubricating
Oil is maintained in the beam barrel of output shaft, and bearing is arranged on the both sides of output shaft beam barrel, in the case where reducing volume, is improved
The stability of gear reducer, enhances the sealing performance of gear reducer, reduces operating cost；More can be complete when using vertical installation
Overcome oil leak defect, using effect is particularly evident and prominent.
Brief description of the drawings
Fig. 1 is the main structure diagram of the utility model embodiment one.
Fig. 2 is the main structure diagram of the utility model embodiment two.
Fig. 3 is the main structure diagram (omitting escapement transmission mechanism) of Fig. 1.
Fig. 4 is the left view structural representation of Fig. 3.
Fig. 5 is the main structure diagram of output shaft in Fig. 1.
Fig. 6 is the main structure diagram of support base in Fig. 1.
Fig. 7 is the main structure diagram of end cap in Fig. 1.
Fig. 8 is the main structure diagram of escapement transmission mechanism in Fig. 1.
Fig. 9 is the main structure diagram of Cycloidal Wheel in Fig. 1.
Figure 10 is the main structure diagram of support plate in Fig. 1.
Figure 11 is the left view structural representation of Fig. 9.
Figure 12 is the left view structural representation of Figure 10.
Figure 13 is one of embodiment one and the connection relationship diagram of motor.
Figure 14 is the two of embodiment one and the connection relationship diagram of motor.
Figure 15 is the connection relationship diagram of embodiment two and motor.
Embodiment
Below in conjunction with Figure of description, the utility model is described in further detail, but the utility model be not limited to
Lower embodiment.
The cycloidal planetary gear speed reducer of antiseep, including base, input shaft 3, output shaft 4, escapement transmission mechanism.The base
Including support base 1 and the end cap being fixed on support base 2, the left side of end cap is equipped with boss 29, the support plate on support base
11 keep certain level interval with end cap.
The output shaft includes the axostylus axostyle 41 that is coaxially disposed and beam barrel 42, beam barrel for the cylindrical housings with inner cavity and
The right side of housing is opened wide, and axostylus axostyle right end and the end plate 43 of beam barrel left side are fixed, the axis of axostylus axostyle and the axis coaxle of beam barrel.
The output shaft can be integrally formed or assembled by axostylus axostyle and beam barrel.The input shaft and output shaft are coaxial
Set, the left end of input shaft is horizontally extended into beam barrel.
The axostylus axostyle can be rotationally positioned in the support plate of support base by the first output shaft bearing 51 around horizontal axis,
Beam barrel and end cap is set to be engaged with the right side of beam barrel between the support plate of support base and end cap so as to by the inner cavity of beam barrel
Close (boss of end cap is stretched into beam barrel inner cavity), beam barrel can also be rotationally fixed around horizontal axis by the second output shaft bearing 52
Position (the second output shaft bearing is installed between beam barrel and boss) on end cap, input shaft can be turned by the first bearing of input shaft 53
It is positioned at dynamicly in end cap, the left end of input shaft is in beam barrel inner cavity is horizontally extended into through after end cap and passes through the second input shaft axis
54 are held to be rotatably positioned in the end plate of beam barrel.The both sides of first output shaft bearing, the right side of the second output shaft bearing,
Oil sealing 59 is respectively provided with the right side of first bearing of input shaft.Protective cover 8 is additionally provided with the base, the protective cover is fixed on support
Seat and the top of end plate and the beam barrel of output shaft is surrounded, play the role of dust-proof and protection staff.
The escapement transmission mechanism is arranged in the inner cavity of beam barrel, and the first output shaft bearing and the second output shaft bearing are set
It is used to ensure that output shaft stablizes rotation in the both sides of escapement transmission mechanism.If the escapement transmission mechanism include capacity eccentric bearing 55,
Dry axis pin 21, Cycloidal Wheel 6, some needle rollers 44.The Cycloidal Wheel is installed on input shaft by capacity eccentric bearing, in Cycloidal Wheel respectively
It is formed with the axis hole 61 positioned at center and with capacity eccentric bearing cooperation, surround the pin shaft hole 62 for being arranged in axis hole surrounding and coordinating with axis pin
And the external toothing 63 on outer circumference surface.The axis pin, which is vertically fixed on the boss of end cap and surround, is arranged in input
The surrounding of axis, while these axis pins are also inserted into each pin shaft hole of Cycloidal Wheel and (pin are inserted into each pin shaft hole respectively
Axis), guide 22 matched with Cycloidal Wheel limit hole is also set up on the axis pin.The needle roller sets the inner peripheral surface of beam barrel
On, the length direction of needle roller is parallel with the length direction of axis pin, and the external toothing of Cycloidal Wheel is engaged with needle roller, rubs to reduce, also
Roll sleeve 45 can be set on the needle roller of the smaller gear reducer of speed.
Support plate 7 is equipped between the Cycloidal Wheel and beam barrel end plate, is formed respectively with support plate positioned at center and easy to defeated
Enter the centre bore 71 and be fixed on support plate around the mounting hole 72 for being arranged in centre bore surrounding, the left end of axis pin that axis passes through
In mounting hole.The axis pin is fixed as one by support plate, this improves the stressing conditions of axis pin, so as to ensure cycloid
Wheel stably moves.
The capacity eccentric bearing can be split type capacity eccentric bearing or integral one-piece mainshaft is held, and recommendation uses structure
Simple integral one-piece mainshaft is held, and can so coordinate the radial dimension of input shaft of bigger, so as to effectively improve bearing capacity.It is described
The quantity of Cycloidal Wheel can be that a piece of or multi-disc (needs dislocation to arrange, and every axis pin needs together between Cycloidal Wheel
When be inserted into each Cycloidal Wheel in corresponding pin shaft hole).Recommendation uses two panels Cycloidal Wheel or three pieced cycloidal gear, embodiment one and reality
Apply and two panels Cycloidal Wheel is used in example two.When Cycloidal Wheel quantity is two panels, this two panels Cycloidal Wheel is pressed from both sides relative to the swing of input shaft
Angle is 180 degree, and when Cycloidal Wheel quantity is three pieces, this three pieced cycloidal gear is 120 degree relative to the swing angle of input shaft.
The operation principle of the utility model is：External impetus passes to input shaft, and input shaft drives Cycloidal Wheel backswing,
Cycloidal Wheel drives output shaft low speed rotation to output power again, and when input shaft just circles, the beam barrel of output shaft is with Cycloidal Wheel
Swing and just to turn over a tooth poor, so as to be slowed down.
The utility model can use the mounting means of horizontal (shown in Fig. 1) or vertical (shown in Fig. 2), and to meet not
Same input form, the utility model dispatch from the factory after can also directly assembling motor, using motor direct-connected input or standard type B5 electricity
The assembly method of machine input.
As shown in figure 13, gear reducer is using horizontal installation and the input of standard type B5 motors.As shown in figure 14, gear reducer is adopted
Inputted with horizontal installation and motor direct-connected, bearing and oil sealing need not be set between motor output shaft and gear reducer end cap.Such as figure
Shown in 15, gear reducer is installed additional vertical using vertical installation and the input of standard type B5 motors on horizontally-mounted speed reducer base
Formula flange 9 can meet vertical installation requirements.
Claims (6)
1. the cycloidal planetary gear speed reducer of antiseep, it is characterised in that：The gear reducer includes being made of support base (1) and end cap (2)
Base, the input shaft (3) that is rotatably positioned on base and output shaft (4) and transmitted between input shaft and output shaft
The escapement transmission mechanism of power；
The output shaft includes the axostylus axostyle (41) that is coaxially disposed and beam barrel (42), and the cylindrical housings that beam barrel is opened wide for right side are simultaneously
And axostylus axostyle right end connection beam barrel left-hand end plate；The end cap is installed on the right side of beam barrel so as to close beam barrel inner cavity, escapement
Transmission mechanism is arranged in beam barrel inner cavity, is used to support the rotating bearing of output shaft and is separately positioned on the two of escapement transmission mechanism
Side.
2. the cycloidal planetary gear speed reducer of antiseep according to claim 1, it is characterised in that：The escapement transmission mechanism bag
At least a piece of Cycloidal Wheel (6) being installed on by capacity eccentric bearing (55) on input shaft is included, is arranged on end cap and is inserted into respectively
Some axis pins (21) in Cycloidal Wheel pin shaft hole, the needle roller for being arranged on beam barrel inner peripheral surface and being engaged with the external toothing of Cycloidal Wheel
(44)。
3. the cycloidal planetary gear speed reducer of antiseep according to claim 1 or 2, it is characterised in that：The axis of the output shaft
Bar is rotatably positioned on support base by the first output shaft bearing (51), and the beam barrel of output shaft passes through the second output shaft bearing
(52) it is rotatably positioned on end cap, input shaft is rotatably positioned on end cap by bearing of input shaft.
4. the cycloidal planetary gear speed reducer of antiseep according to claim 3, it is characterised in that：The end cap is equipped with and stretches into
Boss (29) in beam barrel inner cavity, the second output shaft bearing are installed between beam barrel and boss.
5. the cycloidal planetary gear speed reducer of antiseep according to claim 2, it is characterised in that：The axis pin passes through support plate
(7) it is fixed as one.
6. the cycloidal planetary gear speed reducer of antiseep according to claim 5, it is characterised in that：Bag is additionally provided with the base
Surround the protective cover (8) of output shaft beam barrel.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721182536.5U CN207333643U (en) | 2017-09-15 | 2017-09-15 | The cycloidal planetary gear speed reducer of antiseep |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721182536.5U CN207333643U (en) | 2017-09-15 | 2017-09-15 | The cycloidal planetary gear speed reducer of antiseep |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN207333643U true CN207333643U (en) | 2018-05-08 |
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ID=62369268
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201721182536.5U Active CN207333643U (en) | 2017-09-15 | 2017-09-15 | The cycloidal planetary gear speed reducer of antiseep |
Country Status (1)
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107461479A (en) * | 2017-09-15 | 2017-12-12 | 杭州星河传动机械研究院有限公司 | The cycloidal planetary gear speed reducer of antiseep |
-
2017
- 2017-09-15 CN CN201721182536.5U patent/CN207333643U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107461479A (en) * | 2017-09-15 | 2017-12-12 | 杭州星河传动机械研究院有限公司 | The cycloidal planetary gear speed reducer of antiseep |
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