CN209557626U - A kind of shafting device of speed reducer - Google Patents

Abstract

The utility model belongs to reducer technology field, the shafting device of in particular a kind of speed reducer, including shell, the outer casing bottom is fixedly connected with mounting seat, its left and right sides bottom of the shell is fixedly connected to mounting plate, shell front and rear sides surface has been bolted to connection input axle support plate, the input axle support plate central horizontal, which runs through, is connected with power input shaft, power input shaft outer surface fixed ring is around being connected with input gear, the input gear bottom inside is engaged with guidance shaft gear, the guidance shaft gear bottom is vertically fixedly connected with the first leading axle；The utility model can guarantee that component itself stress will not occur because of the inertia of passive components inside shafting repels each other when power source powers off suddenly, and then guarantee the safety of the shafting device after power-off, it is also used as the supporting point of deceleration component in the shafting device, avoids the other loss added support member and cause power.

Description

A kind of shafting device of speed reducer

Technical field

The utility model belongs to reducer technology field, and in particular to a kind of shafting device of speed reducer.

Background technique

Retarder be it is a kind of by being enclosed in the intracorporal gear drive of rigid crust, worm-drive, pinion-endless screw transmission are formed Individual components, the speed reduction gearing being commonly used between driving link and working machine, in prime mover and working machine or executing agency Between play a part of to match revolving speed and transmit torque, using extremely wide in modern mechanical, China's speed reducer industry development is gone through History has nearly 40 years, and in national economy and the every field of national defense industry, speed reducer product, which suffers from, to be widely applied, and food is light Work, electric machinery, building machinery, metallurgical machinery, cement machinery, environmental protection machinery, electronic apparatus, road building machine, water conservancy machinery, change The industry fields such as work machinery, mining machinery, conveying machinery, building material machinery, rubber manufacturing machinery, petroleum machinery have speed reducer product Vigorous demand.

Existing technology has the following problems:

1, during speed reducer controls the conduction and conversion of power, often will appear inside shafting because of passive components Inertia and cause itself stress to be repelled each other, and then lead to the abrasion of shafting internal part, and present speed reducer is using Slowing effect cannot be realized steadily in the process；

2, power source output power be certain to consume the energy, but speed reducer export to passive article power often by The support member of shafting device itself is consumed, and is caused the waste of power source output power and is not exclusively used.

Utility model content

To solve the problems mentioned above in the background art.The utility model provides a kind of shafting device of speed reducer, Have the characteristics that slowing effect is steady and weakens the loss of power in moderating process.

To achieve the above object, the utility model provides the following technical solutions: a kind of shafting device of speed reducer, including outer Shell, the outer casing bottom are fixedly connected with mounting seat, and bottom is fixedly connected to mounting plate at left and right sides of the shell, Shell front and rear sides surface has been bolted to connection input axle support plate, and the input axle support plate central horizontal runs through It is connected with power input shaft, power input shaft outer surface fixed ring is around being connected with input gear, the input gear bottom Inside is engaged with guidance shaft gear, and the guidance shaft gear bottom is vertically fixedly connected with the first leading axle, and described first draws One week fixed ring is engaged with the second leading axle on the left of first driving wheel around the first driving wheel is connected on the outside of guide shaft, described One week fixed ring is engaged with deceleration guidance around the second driving wheel is connected on the outside of second leading axle on the left of second driving wheel Axis, deceleration leading axle bottom are vertically fixedly connected with deflecting driving wheel, and the deflecting driving wheel left bottom is engaged with change To driven wheel, the deflecting driven wheel right hand top and the equal horizontal connection in bottom have a planetary carrier, in the planetary carrier Side passes through strut and is vertically connected with planetary gear, and level is engaged with the first sun gear on the right side of the planetary gear, described Level is fixedly connected with the first output shaft on the right side of first sun gear, and level is engaged with second too on the left of the planetary gear Positive gear, secondary sun wheel left side level are fixedly connected with the second output shaft.

Preferably, the input axle support plate quantity is two, and the power input shaft level, which runs through, to be connected to before and after shell Both side surface.

Preferably, the input gear quantity is two, is respectively symmetrically connected to shell or so on the outside of the input gear Inner wall.

Preferably, the input gear matches with leading axle gear structure, first driving wheel and the second guidance Axle construction matches, and second driving wheel matches with guidance axle construction of slowing down.

Preferably, first leading axle bottom, the second leading axle top and deceleration leading axle top are hung down by shaft It is directly connected with axis body support frame, level is fixedly connected on outer casing inner wall, and the axis body on the outside of the axis body support frame Support frame is L shape structure.

Preferably, the deflecting driving wheel matches with deflecting driven wheel structure, first sun gear, second sun Gear matches with planetary gear construction.

Preferably, first output shaft, the second output shaft outside level, which run through, is connected to shell front and rear sides surface.

Compared with prior art, the utility model has the beneficial effects that

1, engage the second leading axle by being equipped with the first driving wheel, when use power source from power input shaft conduct to Then second leading axle conducts again to lesser second driving wheel of diameter step by step finally sends power to above deceleration leading axle, Reduce the size of power conducting parts step by step in this way, it is ensured that power conducts steady, so that slowing effect is steadily real It is existing, avoid staff from occurring Caton inside shafting when switching power source, but also can power off suddenly in power source When guarantee will not occur component itself stress inside shafting because of the inertia of passive components and repel each other, and then after guaranteeing power-off The safety of the shafting device.

2, directly receive the power of deflecting driven wheel by being equipped with planetary gear, and power will be turned and be directly directed to its left and right respectively The first output shaft of two sides and the second output shaft, so when in use, staff can directly divide the shafting device one It is used for two, two power output shafts can simultaneously and the output of equivalent turns power, and the power of power source uncensored can be passed It send to above by animal body, and the first output shaft and the second output shaft are extended through and be connected to above shell, are also used as The supporting point of deceleration component in the shafting device avoids the other loss added support member and cause power.

Detailed description of the invention

Attached drawing is used to provide a further understanding of the present invention, and constitutes part of specification, practical with this Novel embodiment is used to explain the utility model together, does not constitute limitations of the present invention.In the accompanying drawings:

Fig. 1 is the schematic diagram of internal structure of the utility model；

Fig. 2 is the structural schematic diagram of shell in the utility model；

Fig. 3 is the structural schematic diagram of differential part in the utility model；

In figure: 1, shell；2, mounting seat；3, mounting plate；4, axle support plate is inputted；5, power input shaft；6, it inputs Gear；7, shaft gear is guided；8, the first leading axle；9, the first driving wheel；10, the second leading axle；11, the second driving wheel；12, subtract Fast leading axle；13, deflecting driving wheel；14, deflecting driven wheel；15, planetary carrier；16, planetary gear；17, the first sun tooth Wheel；18, the first output shaft；19, secondary sun wheel；20, the second output shaft；21, axis body support frame.

Specific embodiment

The following will be combined with the drawings in the embodiments of the present invention, carries out the technical scheme in the embodiment of the utility model Clearly and completely describe, it is clear that the described embodiments are only a part of the embodiments of the utility model, rather than whole Embodiment.Based on the embodiments of the present invention, those of ordinary skill in the art are without making creative work Every other embodiment obtained, fall within the protection scope of the utility model.

Embodiment 1

Please refer to Fig. 1-3, the utility model the following technical schemes are provided: a kind of speed reducer shafting device, including shell 1,1 bottom of shell is fixedly connected with mounting seat 2, and 1 left and right sides bottom of shell is fixedly connected to mounting plate 3, shell 1 Front and rear sides surface has been bolted to connection input axle support plate 4, and input 4 central horizontal of axle support plate is dynamic through connecting Input shaft 5, around input gear 6 is connected with, 6 bottom inside of input gear is engaged with draws 5 outer surface fixed ring of power input shaft Guide shaft gear 7, guidance 7 bottom of shaft gear are vertically fixedly connected with the first leading axle 8, the 8 one week fixed ring in outside of the first leading axle Around the first driving wheel 9 is connected with, the second leading axle 10,10 one Zhou Gu of outside of the second leading axle are engaged on the left of the first driving wheel 9 Fixed surround is connected with the second driving wheel 11, and deceleration leading axle 12,12 bottom of deceleration leading axle are engaged on the left of the second driving wheel 11 It vertically is fixedly connected with deflecting driving wheel 13,13 left bottom of deflecting driving wheel is engaged with deflecting driven wheel 14, deflecting driven wheel 14 right hand tops and the equal horizontal connection in bottom have planetary carrier 15, and 15 inside of planetary carrier is vertically connected with by strut Planetary gear 16,16 right side of planetary gear level are engaged with the first sun gear 17, and 17 right side of the first sun gear is horizontal solid Surely it is connected with the first output shaft 18, and 16 left side level of planetary gear is engaged with secondary sun wheel 19, secondary sun wheel 19 left side levels are fixedly connected with the second output shaft 20.

In the present embodiment: when the source that turns on the power carries out power input, power can be by the conduction of power input shaft 5 extremely Then second leading axle 10 conducts again to lesser second driving wheel 11 of diameter step by step finally sends power to deceleration leading axle Above 12, the size of power conducting parts is reduced step by step in this way, guarantee the steady of power conduction, so that slowing effect is steady It realizes, avoids staff from occurring Caton inside shafting when switching power source, and when power source powers off suddenly Component itself stress will not be occurred because of the inertia of passive components inside shafting by, which guaranteeing, repels each other, and then guarantees the shafting after power-off The safety of device.

Specifically, input 4 quantity of axle support plate is two, 5 level of power input shaft, which runs through, is connected to 1 front and rear sides table of shell Face；Ensure stability when driving motor or other power sources connection power input shaft 5.

Specifically, 6 quantity of input gear is two, 6 outside of input gear is respectively symmetrically connected to 1 or so inner wall of shell； The power of power source is directly conducted to above guidance shaft gear 7 by input gear 6.

Specifically, input gear 6 matches with guidance 7 structure of shaft gear, 10 knot of the first driving wheel 9 and the second leading axle Structure matches, and the second driving wheel 11 matches with 12 structure of deceleration leading axle；Guarantee the conduction of the reasonable free of losses of power.

Specifically, 8 bottom of the first leading axle, 10 top of the second leading axle are hung down by shaft with 12 top of deceleration leading axle It is directly connected with axis body support frame 21,21 outside of axis body support frame level is fixedly connected on 1 inner wall of shell, and axis body supports Frame 21 is L shape structure；The first leading axle 8, the second leading axle 10, deceleration leading axle 12 are supported respectively.

Specifically, deflecting driving wheel 13 matches with 14 structure of deflecting driven wheel, the first sun gear 17, the second sun tooth Wheel 19 matches with 16 structure of planetary gear；Guarantee the conduction of the reasonable free of losses of power.

Specifically, the first output shaft 18,20 outside of the second output shaft level, which run through, is connected to 1 front and rear sides table of shell Face；Deceleration component can also be supported when power output.

The working principle and process for using of the utility model: will carry first with mounting plate 3 and mounting seat 2 should The shell 1 of shafting device is fixed on above the equipment and component for needing speed reducer, then connects driving motor and other power sources It is connected to above power input shaft 5, when the source that turns on the power carries out power input, power can be by the conduction of power input shaft 5 extremely Then second leading axle 10 conducts again to lesser second driving wheel 11 of diameter step by step finally sends power to deceleration leading axle Above 12, the size of power conducting parts is reduced step by step in this way, guarantee the steady of power conduction, so that slowing effect is steady It realizes, avoids staff from occurring Caton inside shafting when switching power source, and when power source powers off suddenly Component itself stress will not be occurred because of the inertia of passive components inside shafting by, which guaranteeing, repels each other, and then guarantees the shafting after power-off The safety of device, then power will continue to redirected driving wheel 13 and the guidance of deflecting driven wheel 14 to two planetary gears 16, then With secondary sun wheel 19 power is directly directed to respectively using the first sun gear 17 its first output shaft of left and right sides 18 with The shafting device can directly be divided into two use by the second output shaft 20, so when in use, staff, and two dynamic Power output shaft can simultaneously and the output of equivalent turns power, and the power of power source uncensored can be sent to by animal body Face, and the first output shaft 18 and the second output shaft 20 are extended through and are connected to above shell 1, are also used as the shafting device The supporting point of middle deceleration component avoids the other loss added support member and cause power.

Finally, it should be noted that the above descriptions are merely preferred embodiments of the present invention, it is not limited to this Utility model, although the utility model is described in detail with reference to the foregoing embodiments, for those skilled in the art For, it is still possible to modify the technical solutions described in the foregoing embodiments, or to part of technical characteristic It is equivalently replaced.Within the spirit and principle of the utility model, any modification, equivalent replacement, improvement and so on, It should be included within the scope of protection of this utility model.

Claims (7)

1. a kind of shafting device of speed reducer, including shell (1), shell (1) bottom is fixedly connected with mounting seat (2), Bottom is fixedly connected to mounting plate (3) at left and right sides of the shell (1), it is characterised in that: two before and after the shell (1) Side surface has been bolted to connection input axle support plate (4), and input axle support plate (4) central horizontal is dynamic through being connected with Power input shaft (5), power input shaft (5) the outer surface fixed ring is around being connected with input gear (6), the input gear (6) Bottom inside is engaged with guidance shaft gear (7), and guidance shaft gear (7) bottom is vertically fixedly connected with the first leading axle (8), for one week fixed ring around being connected with the first driving wheel (9), first driving wheel (9) is left on the outside of first leading axle (8) Side is engaged with the second leading axle (10), and one week fixed ring is around being connected with the second driving wheel on the outside of second leading axle (10) (11), it is engaged with deceleration leading axle (12) on the left of second driving wheel (11), deceleration leading axle (12) bottom is vertically solid Surely it is connected with deflecting driving wheel (13), deflecting driving wheel (13) left bottom is engaged with deflecting driven wheel (14), the change Have planetary carrier (15) to driven wheel (14) right hand top and the equal horizontal connection in bottom, on the inside of the planetary carrier (15) It is vertically connected with planetary gear (16) by strut, level is engaged with the first sun gear on the right side of the planetary gear (16) (17), level is fixedly connected with the first output shaft (18) on the right side of first sun gear (17), and the planetary gear (16) The equal level in left side is engaged with secondary sun wheel (19), and it is defeated to be fixedly connected with second for level on the left of the secondary sun wheel (19) Shaft (20).

2. a kind of shafting device of speed reducer according to claim 1, it is characterised in that: input axle support plate (4) number Amount is two, and power input shaft (5) level, which runs through, is connected to shell (1) front and rear sides surface.

3. a kind of shafting device of speed reducer according to claim 1, it is characterised in that: input gear (6) quantity It is two, is respectively symmetrically connected to shell (1) left and right inner wall on the outside of the input gear (6).

4. a kind of shafting device of speed reducer according to claim 1, it is characterised in that: the input gear (6) with Guidance shaft gear (7) structure matches, and first driving wheel (9) matches with the second leading axle (10) structure, and described second Driving wheel (11) matches with deceleration leading axle (12) structure.

5. a kind of shafting device of speed reducer according to claim 1, it is characterised in that: the first leading axle (8) bottom Axis body support frame is connected with by shaft Vertical movements with deceleration leading axle (12) top at the top of portion, the second leading axle (10) (21), level is fixedly connected on shell (1) inner wall on the outside of the axis body support frame (21), and the axis body support frame (21) is equal For L shape structure.

6. a kind of shafting device of speed reducer according to claim 1, it is characterised in that: the deflecting driving wheel (13) with Deflecting driven wheel (14) structure matches, and first sun gear (17), secondary sun wheel (19) are and planetary gear (16) structure matches.

7. a kind of shafting device of speed reducer according to claim 1, it is characterised in that: first output shaft (18), Equal level, which runs through, on the outside of second output shaft (20) is connected to shell (1) front and rear sides surface.