CN209083943U - Reduction gearbox motor - Google Patents

Reduction gearbox motor Download PDF

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Publication number
CN209083943U
CN209083943U CN201821607530.2U CN201821607530U CN209083943U CN 209083943 U CN209083943 U CN 209083943U CN 201821607530 U CN201821607530 U CN 201821607530U CN 209083943 U CN209083943 U CN 209083943U
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CN
China
Prior art keywords
reduction box
shell
reduction
gear
wheel group
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
Application number
CN201821607530.2U
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Chinese (zh)
Inventor
罗冲
吴振凯
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Shenzhen Dajiang Innovations Technology Co Ltd
Original Assignee
Shenzhen Dajiang Innovations Technology Co Ltd
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed by Shenzhen Dajiang Innovations Technology Co Ltd filed Critical Shenzhen Dajiang Innovations Technology Co Ltd
Priority to CN201821607530.2U priority Critical patent/CN209083943U/en
Priority to PCT/CN2018/119443 priority patent/WO2020062572A1/en
Priority to CN201880088669.7A priority patent/CN111684181A/en
Application granted granted Critical
Publication of CN209083943U publication Critical patent/CN209083943U/en
Expired - Fee Related legal-status Critical Current
Anticipated expiration legal-status Critical

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Classifications

    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F16ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
    • F16HGEARING
    • F16H55/00Elements with teeth or friction surfaces for conveying motion; Worms, pulleys or sheaves for gearing mechanisms
    • F16H55/02Toothed members; Worms
    • F16H55/17Toothed wheels
    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F16ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
    • F16HGEARING
    • F16H57/00General details of gearing
    • F16H57/02Gearboxes; Mounting gearing therein
    • HELECTRICITY
    • H02GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
    • H02KDYNAMO-ELECTRIC MACHINES
    • H02K7/00Arrangements for handling mechanical energy structurally associated with dynamo-electric machines, e.g. structural association with mechanical driving motors or auxiliary dynamo-electric machines
    • H02K7/10Structural association with clutches, brakes, gears, pulleys or mechanical starters
    • H02K7/116Structural association with clutches, brakes, gears, pulleys or mechanical starters with gears

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  • Engineering & Computer Science (AREA)
  • General Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Power Engineering (AREA)
  • Connection Of Motors, Electrical Generators, Mechanical Devices, And The Like (AREA)

Abstract

A kind of reduction gearbox motor, reduction gearbox motor include power motor, shell of reduction box and the gear set being installed in the shell of reduction box, and at least partly described shell of reduction box is sheathed on outside the power motor and is fixedly connected with the power motor.The output shaft of the power motor is equipped with driving gear, and the driving gear engages connection with the gear set, and the speed reduction box shaft of the gear set runs through the shell of reduction box, and the shell of reduction box is equipped with flange portion.Flange portion is arranged in shell of reduction box, which is used to reduction gearbox motor being fixed on corresponding equipment, and external impacts, good reliability are not easily susceptible to inside reduction gearbox.Power motor is fixed on shell of reduction box, is arranged and fixed conveniently.The impact that shell of reduction box is subject to will not be transferred to power motor, and reduction gearbox motor operation is stablized.

Description

Reduction gearbox motor
Technical field
The utility model relates to technical field of motors more particularly to a kind of reduction gearbox motors.
Background technique
Reduction gearbox motor includes motor, pinboard and reduction gearbox, wherein pinboard is for connecting motor and reduction gearbox.Tool Body, pinboard is fixed on motor, and reduction gearbox is installed on pinboard.The output axis connection of reduction gearbox and motor, so as to slow down Case exports corresponding revolving speed and torque.Reserved installation space is equipped on pinboard, which is used for reduction gearbox electricity Machine is fixed in corresponding equipment, so that the corresponding mechanism of reduction gearbox motor energy driving equipment acts.
In the related art, motor is fixed on the side of pinboard, and reduction gearbox is fixed on the other side of pinboard, motor group Part is low with the positioning accuracy of reduction gearbox, causes motor low with the transmission efficiency of reduction gearbox.Also, in reduction gearbox motor operation course In, pinboard is fixed in equipment, and the shaking amplitude of reduction gearbox is big, and installation effect is poor.Especially when reduction gearbox is rushed by external force When hitting, the reduction gearbox for being fixed on pinboard is easy to fall off.
In addition, screw is through reduction gearbox and pinboard and is fixed on motor, then the shell of reduction gearbox need to reserve screw installation Aperture causes shell to significantly increase.Also, screw is axially fixed to motor along reduction gearbox, when reduction gearbox output shaft by When radial impact, screw generates moment of flexure and is transferred to motor, easily leads to motor damage.
And when screw to be radially locked to adapter, then the output shaft of reduction gearbox bears vibration in long-time and impacted The problems such as screw loosening is easy to produce in journey.And the screw hole on reduction box casing is close to shell of reduction box root, reduction gearbox And motor is easily damaged.
Utility model content
The utility model provides a kind of reduction gearbox motor.
According to the utility model embodiment in a first aspect, the utility model provides a kind of reduction gearbox motor, including power Motor, shell of reduction box and the gear set being installed in the shell of reduction box, at least partly described shell of reduction box are sheathed on The power motor is outer and is fixedly connected with the power motor, and the output shaft of the power motor is equipped with driving gear, institute It states driving gear and engages connection with the gear set, the speed reduction box shaft of the gear set runs through the shell of reduction box, described to subtract Fast box enclosure is equipped with flange portion.
Optionally, the power motor includes motor body and the adapter for being fixed on the motor body, the deceleration Box enclosure is sheathed on outside the adapter, and the shell of reduction box is fixed on the adapter.
Optionally, the shell of reduction box is locked in the adapter by least one first fastener, and described first The axis of the output shaft of the axis of fastener and the motor body is in predetermined angle.
Optionally, the adapter is equipped with centre bore and is surrounded at least two lock holes of the centre bore, the lock Determine the axis of the axis perpendicular to the centre bore in hole, the output shaft of the motor body passes through the centre bore and is connected described Gear is driven, first fastener passes through the shell of reduction box and is locked in the lock hole.
Optionally, the motor body includes casing, and the adapter is detachably connected with the casing.
Optionally, the adapter is additionally provided at least two fixation holes, and the adapter passes through institute by the second fastener It states fixation hole and locks and be connected to the casing.
Optionally, the motor body includes casing, and the adapter and the casing are integrally formed.
Optionally, the shell of reduction box includes annular wall and the end wall for being closed in described annular wall one end, the annular Wall is sheathed on outside the power motor and is fixedly connected with the power motor, and the speed reduction box shaft runs through the end wall, described The outer surface of flange portion from the annular wall outwardly protrudes.
Optionally, the shell of reduction box further includes the gear part of the inner surface set on the annular wall, the gear Group is engaged in the gear part.
Optionally, the gear set includes at least one level planetary reduction gear wheel group engaged with the driving gear, described to subtract Fast case axis is fixedly arranged on the output position of the planetary reduction gear wheel group.
Optionally, the planetary reduction gear wheel group includes fixed frame, at least planetary gear for being assemblied in the fixed frame side With the fixing axle for being installed on the fixed frame other side, the speed reduction box shaft is set as the fixing axle of a wherein planet ratio wheel group, The planetary gear is engaged in the driving gear and the shell of reduction box respectively.
Optionally, the gear set includes the first ratio wheel group and the second ratio wheel group, the driving gear and described the The engagement connection of one ratio wheel group, the first ratio wheel group are equipped with the driven gear for being installed on the fixing axle, the driven tooth Wheel engages connection with the second ratio wheel group, and the speed reduction box shaft is set as the fixing axle of the second ratio wheel group.
Optionally, the gear set includes the dead axle ratio wheel group for being assemblied in the shell of reduction box, the driving gear Connection is engaged with the dead axle ratio wheel group, the speed reduction box shaft is set as the power output shaft of the dead axle ratio wheel group and runs through The shell of reduction box.
Optionally, the reduction gearbox motor further includes the lock nut for being installed on the speed reduction box shaft.
Optionally, the reduction gearbox motor further includes the locking piece for connecting the speed reduction box shaft and lock nut.
Technical solution provided by the embodiment of the utility model can include the following benefits:
Flange portion is arranged in shell of reduction box, which is used to reduction gearbox motor being fixed on corresponding equipment, power Motor and gear set are not easily susceptible to external impacts, good reliability.Power motor is fixed on shell of reduction box, installs fixation side Just.The impact that shell of reduction box is subject to will not be transferred to power motor, and reduction gearbox motor operation is stablized.
Detailed description of the invention
Fig. 1 is the structural schematic diagram of the reduction gearbox motor shown in one exemplary embodiment of the utility model.
Fig. 2 is the schematic cross-sectional view of the reduction gearbox motor shown in one exemplary embodiment of the utility model.
Fig. 3 is the configuration schematic diagram of the reduction gearbox motor shown in one exemplary embodiment of the utility model.
Fig. 4 is the overlooking structure diagram of the shell of reduction box shown in one exemplary embodiment of the utility model.
Fig. 5 is the structural schematic diagram of the power motor shown in one exemplary embodiment of the utility model.
In figure, power motor 10;Motor body 11;Adapter 12;Centre bore 121;Lock hole 122;Fixation hole 123;It engraves Empty portion 124;Drive gear 13;Shell of reduction box 20;Flange portion 21;Department of assembly 22;Annular wall 23;End wall 24;Gear part 25;Even Connect hole 26;Gear set 30;Speed reduction box shaft 31;First ratio wheel group 32;Second ratio wheel group 33;Planetary gear 34;Fixed frame 35;Gu Dead axle 36;Driven gear 37;First fastener 40;Lock nut 50;Limit hole 51;Locking piece 60.
Specific embodiment
Example embodiments are described in detail here, and the example is illustrated in the accompanying drawings.Following description is related to When attached drawing, unless otherwise indicated, the same numbers in different drawings indicate the same or similar elements.Following exemplary embodiment Described in embodiment do not represent all embodiments consistent with the utility model.On the contrary, they be only with it is such as appended The example of the consistent device and method of some aspects be described in detail in claims, the utility model.
It is only to be not intended to be limiting this reality merely for for the purpose of describing particular embodiments in the term that the utility model uses With novel.In the "an" of the utility model and singular used in the attached claims, " described " and "the" Most forms are intended to include, unless the context clearly indicates other meaning.It is also understood that term used herein " and/ Or " refer to and include that one or more associated any or all of project listed may combine.
It will be appreciated that though various information may be described using term first, second, third, etc. in the utility model, But these information should not necessarily be limited by these terms.These terms are only used to for same type of information being distinguished from each other out.For example, not In the case where being detached from the scope of the utility model, the first information can also be referred to as the second information, and similarly, the second information can also be with The referred to as first information.Depending on context, word as used in this " if " can be construed to " ... when " or " when ... " or " in response to determination ".
As depicted in figs. 1 and 2, in one embodiment, reduction gearbox motor includes power motor 10, shell of reduction box 20 and peace Loaded on the gear set 30 in shell of reduction box 20, at least partly shell of reduction box 20 is sheathed on power motor 10 outside and and power electric Machine 10 is fixedly connected.The output shaft of power motor 10 is equipped with driving gear 13, and gear 13 is driven to engage connection with gear set 30, The speed reduction box shaft 31 of gear set 30 runs through shell of reduction box 20, and shell of reduction box 20 is equipped with flange portion 21.
Shell of reduction box 20 is equipped with flange portion 21, and optionally, which is shaped in shell of reduction box 20.Slow down Case motor is fixed in correspondingly equipment by flange portion 21, so that the driving gear 13 that the output shaft of power motor 10 is fixed is nibbled Merge driving 13 groups of operations of gear, gear set 30 exports corresponding torque and revolving speed.Gear set 30 is set in shell of reduction box 20, And by the protection of shell of reduction box 20.When the shell of reduction box 20 of reduction gearbox motor is by external force, shell of reduction box 20 External force gear set 30 is transferred in equipment by flange portion 21, avoids external force in gear set 30 and power motor 10, subtracts The good operation stability of fast case motor.
Shell of reduction box 20 is sheathed on power motor 10, and optionally, shell of reduction box 20 and power motor 10 are in the two Contact site be solidly fixed.Such as, shell of reduction box 20 is sheathed on outside power motor 10, wherein shell of reduction box 20 is located at The output shaft side of power motor 10, shell of reduction box 20 are connected to power motor 10 along the radially fixed of power motor 10.It can Selection of land, power motor 10 are fixed on shell of reduction box 20 and comprise at least one of the following mode: fastener locking, the cementing company of cementing agent Connect, snap connection, being interference fitted connection, threaded connection etc..
As shown in Figures 2 and 3, in one embodiment, power motor 10 includes motor body 11 and is fixed on motor body 11 adapter 12, shell of reduction box 20 are sheathed on outside adapter 12, and shell of reduction box 20 is fixed on adapter 12.
Adapter 12 is fixedly arranged on motor body 11 and around output shaft, and output shaft protrudes adapter 12 and by driving gear 13 engage connection with gear set 30.In one optionally embodiment, motor body 11 includes casing, and adapter 12 and casing can Dismantling connection.Adapter 12 is fixed on motor body 11 by connection types such as fastener connection, welded connecting, plug connections Casing.
As shown in Figure 3 and Figure 5, in one optionally embodiment, adapter 12 is additionally provided at least two fixation holes 123, turns Fitting 12 is passed through fixation hole 123 and locked by the second fastener is connected to casing.Fixation hole 123 runs through adapter 12, fixed The axis in hole 123 is roughly parallel to the axis of output shaft, and the second fastener passes through fixation hole 123 and adapter 12 is locked in electricity The casing of owner's body 11.Adapter 12 is set as the epitaxial membrane of casing, and the second fastener is axially locked to casing, adapter 12 Be fixed conveniently.
Optionally, adapter 12 is set as column structure, and adapter 12 is locked in casing by the second fastener, adapter 12 with Motor body 11 is fixed conveniently, and structure is simple.Fixation hole 123 is set as counter bore structure, and the end face of the second fastener is located in counterbore. Optionally, adapter 12 is equipped with the hollow-out parts 124 of counterbore or through hole shape, and the center line of the hollow-out parts 124 is roughly parallel to output The axis of axis to keep the intensity of adapter 12, and can reduce the weight of adapter 12.
In one optionally embodiment, motor body 11 includes casing, and adapter 12 and casing are integrally formed.
Shell of reduction box 20 is sheathed on outside adapter 12 and is fixedly connected with adapter 12, optionally, shell of reduction box 20 Fixation with adapter 12 comprises at least one of the following mode: fastener locking, cementing agent it is cementing connect, snap connection, interference Be cooperatively connected, be threadedly coupled etc..
For example, the two passes through the cementing connection of cementing agent in adapter 12 and 20 plug connection of shell of reduction box.Or switching 12 plug connection of part is interference fitted in shell of reduction box 20 and with shell of reduction box 20, so that power motor 10 and shell of reduction box 20 are fixedly connected.Or adapter 12 is assembled to the predeterminated position of shell of reduction box 20, the two is welded to connect integral.
In one optionally embodiment, shell of reduction box 20 is locked in adapter by least one first fastener 40 12, the axis of the output shaft of the axis and motor body 11 of the first fastener 40 is in predetermined angle.
First fastener 40, which passes through shell of reduction box 20 and locks, is connected to adapter 12, so that shell of reduction box 20 locks In adapter 12.The output shaft of motor body 11 runs through adapter 12, and the axis of the first fastener 40 and the axis of output shaft are in Predetermined angle, i.e. the first fastener 40 through shell of reduction box 20 and are locked in adapter 12 along predetermined angle.For example, first is tight The axis of firmware 40 is approximately perpendicular to the axis of output shaft, i.e. the angle of the two is about an angle of 90 degrees.Certainly, first fastener 40 Axis also tiltable setting of the axis relative to output shaft.Shell of reduction box 20 and adapter 12 are connected by the first fastener 40 It connects, it is easy to connect.
In one optionally embodiment, adapter 12 is equipped with centre bore 121 and is surrounded at least two locks of centre bore 121 Determine hole 122, the axis of lock hole 122 is approximately perpendicular to the axis of centre bore 121.The output shaft of motor body 11 passes through centre bore 121 and the driving gear 13 that is connected, the first fastener 40 pass through and shell of reduction box 20 and be locked in lock hole 122.
Centre bore 121 is set to the centre of adapter 12, and adapter 12 is fixed to motor body 11, then motor body 11 Output shaft run through centre bore 121.Optionally, the center of centre bore 121 is overlapped with the axis of output shaft.Gear 13 is driven to install In output the tip of the axis, optionally, the end face of gear 13 and the end surfaces pre-determined distance of adapter 12 are driven.Such as the interval is pre- If distance is set as 0~2 millimeter, specifically, the two spacing distance is set as 0.5mm, 1mm, 1.5mm, 2mm etc..Correspondingly, gear set 30 engage connection, at least partly the end surfaces pre-determined distance of the plane of gear set 30 and adapter 12 with driving gear 13, drive Moving gear 13 and 30 stable drive of gear set, occupied space are small.
The axis of lock hole 122 is approximately perpendicular to the axis of centre bore 121, and correspondingly, shell of reduction box 20 is equipped with and lock Determine the corresponding connecting hole 26 in 122 position of hole.First fastener 40 passes through connecting hole 26 and is locked to lock hole 122, so as to subtract Fast box enclosure 20 is locked in connector.Axis being arranged radially along adapter 12 of first fastener 40, so that shell of reduction box 20 during bearing torque or impact force, which will not be transferred to adapter 12 and motor master by the first fastener 40 Body 11, the good operation stability of reduction gearbox motor.
As shown in Figures 2 and 3, in one embodiment, shell of reduction box 20 includes annular wall 23 and is closed in annular wall 23 The end wall 24 of one end, annular wall 23 are sheathed on outside power motor 10 and are fixedly connected with power motor 10.Speed reduction box shaft 31 runs through The outer surface of end wall 24, flange portion 21 from annular wall 23 outwardly protrudes.
Annular wall 23 and 24 enclosed area of end wall form barrel-shaped space, and speed reduction box shaft 31 is through end wall 24 and extends outwardly, So that gear set 30 exports revolving speed and torque correspondingly outward under the driving of driving gear 13 by speed reduction box shaft 31.Slow down Box enclosure 20 is sheathed on outside power motor 10, and specifically, at least partly annular wall 23 is sheathed at adapter 12.Optionally, ring Shape wall 23, which is locked with adapter 12 by fastener, cementing agent is cementing connects, snaps connection, being interference fitted connection, being threadedly coupled Etc. modes it is fixed in one.
For example, connecting hole 26 is opened in annular wall 23, annular wall 23 is sheathed on outside adapter 12, connecting hole 26 and adapter 12 lock hole 122 is aligned.First fastener 40 passes through connecting hole 26 and is locked in the locking of lock hole 122, so that 23 sets of annular wall And if being fixed on adapter 12.
Annular wall 23 is sheathed at adapter 12, so that motor body 11 is closed in the open end of shell of reduction box 20, from And be closed in gear set 30 in the barrel-shaped space of shell of reduction box 20, gear set 30 it is easy for installation.Gear set 30 is installed on In shell of reduction box 20 and speed reduction box shaft 31 runs through shell of reduction box 20, and motor body 11 is assembled to shell of reduction box 20 and passes through Driving gear 13 engages connection with gear set 30, engages easy to connect, assembly precision height.
As shown in Figure 3 and Figure 4, in one optionally embodiment, flange portion 21 is convexly equipped in the outer surface of annular wall 23, and The open end interval pre-determined distance of flange portion 21 and shell of reduction box 20.Optionally, flange portion 21 is located at connecting hole 26 and end wall Between 24.Optionally, flange portion 21 is located between the open end and connecting hole 26 of shell of reduction box 20.Optionally, flange portion 21 Set on the open end of shell of reduction box 20.
In one optionally embodiment, flange portion 21 is equipped with department of assembly 22, and department of assembly 22 is for fixing shell of reduction box 20. Optionally, department of assembly 22 is spaced apart at least two pilot holes in flange portion 21.Optionally, pilot hole be set as threaded hole and/ Or through-hole.In one embodiment, department of assembly 22 is set there are three threaded hole and three through-holes, wherein three threaded holes are surround Speed reduction box shaft 31 is uniformly distributed, and three through-holes are uniformly distributed around speed reduction box shaft 31.Flange portion 21 is equipped with department of assembly 22 and is used for Fixed shell of reduction box 20, easy for installation, uniform force.
As shown in Figures 2 and 3, gear set 30 is changed the output of reduction gearbox motor by the transmission ratio between gears at different levels Torque and revolving speed, optionally, gear set 30 include planetary reduction gear wheel group and dead axle ratio wheel group.
In one embodiment, gear set 30 includes at least one level planetary reduction gear wheel group engaged with driving gear 13, is slowed down Case axis 31 is fixedly arranged on the output position of planetary reduction gear wheel group.Gear set 30 is set as one or more levels planetary reduction gear wheel group, correspondingly, The fixed driving gear 13 of the output shaft of motor body 11 is located at sun gear position, for driving planetary reduction gear wheel group to run.Phase Ying Di, shell of reduction box 20 further include the gear part 25 of the inner surface set on annular wall 23, and gear set 30 is engaged in gear part 25。
The planetary gear 34 of planetary reduction gear wheel group engages connection with the gear part 25 in shell of reduction box 20, so that planetary reduction gear Active force is transferred to shell of reduction box 20 by wheel group, and stablizes the rotation of planetary reduction gear wheel group by shell of reduction box 20.Slow down Case axis 31 is set to the output position of planetary reduction gear wheel group, and the torque and revolving speed that will be adjusted through planetary reduction gear wheel group export, transmission It is high-efficient.
In one optionally embodiment, planetary reduction gear wheel group includes fixed frame 35, is assemblied in 35 side of fixed frame at least One planetary gear 34 and the fixing axle 36 for being installed on 35 other side of fixed frame, speed reduction box shaft 31 are set as a wherein planet ratio wheel group Fixing axle 36, planetary gear 34 are engaged in driving gear 13 and shell of reduction box 20 respectively.
Planetary gear 34 is pivotally mounted to the side of fixed frame 35, and engages connection with gear set 30, so that planetary gear 34 Fixed frame 35 is driven to rotate under the driving of driving gear 13, while planetary gear 34 is rotated around the axis of itself.Work as planetary reduction gear When wheel group is only set as level-one, speed reduction box shaft 31 is fixing axle 36, and correspondingly, speed reduction box shaft 31 is located in the revolution of fixed frame 35 Heart line position.In 35 rotation process of fixed frame, speed reduction box shaft 31 rotates and exports corresponding torque and revolving speed, slowing effect outward It is good.
In one embodiment, uniformly there are three planetary gears 34, three planetary gears 34 to nibble simultaneously for installation for fixed frame 35 Together in the gear part 25 of driving gear 13 and shell of reduction box 20.Driving gear 13 drives three planetary gears 34 to rotate simultaneously, with Make the stress balance of fixed frame 35, good operation stability.
In one optionally embodiment, gear set 30 is set as series of rows star-wheel group.Wherein, gear set 30 includes the first deceleration Wheel group 32 and the second ratio wheel group 33, driving gear 13 engage connection with the first ratio wheel group 32, and the first ratio wheel group 32 is equipped with It is installed on the driven gear 37 of fixing axle 36.Driven gear 37 engages connection with the second ratio wheel group 33, and speed reduction box shaft 31 is set as The fixing axle 36 of second ratio wheel group 33.
First ratio wheel group 32 and the second ratio wheel group 33 are superposed, and required space is small, and slowing effect is good.First slows down Planetary gear 34 in wheel group 32 engages connection with driving gear 13, and drives the first ratio wheel group under the driving of driving gear 13 Fixed frame 35 in 32 rotates, and rotates the fixing axle 36 for the fixed frame 35 being fixed in the first ratio wheel group 32.Phase Ying Di, the fixed driven gear 37 of fixing axle 36 are located at the sun gear position of the second ratio wheel group 33, driven gear 37 and second Planetary gear 34 in ratio wheel group 33 engages connection, and consolidating in the second ratio wheel group 33 is driven under the driving of driven gear 37 Determine the rotation of frame 35, rotates the fixing axle 36 for the fixed frame 35 being fixed in the second ratio wheel group 33.Speed reduction box shaft 31 It is set as fixing axle 36, i.e. fixed frame 35 in the second ratio wheel group 33 drives speed reduction box shaft 31 to rotate, and the speed reduction box shaft 31 is interspersed To outside shell of reduction box 20.
Gear set 30 is set as the planetary gear set of multi-stage superimposed setting, and slowing effect is good, and transmission efficiency is high.And multistage planet Wheel group is superposed the axial dimension that can reduce shell of reduction box 20, and the inner space utilization rate of shell of reduction box 20 is high.
In one embodiment, gear set 30 includes the dead axle ratio wheel group for being assemblied in shell of reduction box 20, drives gear 13 Connection is engaged with dead axle ratio wheel group, speed reduction box shaft 31 is set as the power output shaft of dead axle ratio wheel group and through shell of reduction box 20。
Gear set 30 is set as dead axle ratio wheel group, wherein dead axle ratio wheel group is equipped with one or more levels reduction gearing, passes through The transmission ratio of adjustment driving gear 13 and dead axle ratio wheel group, so that speed reduction box shaft 31 is exported by preset revolving speed and torque.When When dead axle ratio wheel group is set as multi-stage speed-reducing gear, the wheel shaft of intermediate gear is fixed on speed reduction gear box, and gear set 30 is fixed It is convenient.
In one embodiment, reduction gearbox motor further includes the lock nut 50 for being installed on speed reduction box shaft 31.Speed reduction box shaft 31 On lock nut 50 is installed, the support of lock nut 50 and limit the actuator for being locked in reduction gearbox motor.Such as by rotor, connecting rod Mechanism and the power-actuated component abutting of other need are locked in lock nut 50.
Optionally, speed reduction box shaft 31 is set as thread spindle;And/or the section of speed reduction box shaft 31 is equipped with positioning surface, so as to slow down Case axis 31 can transmit torque and be easily installed and fix actuator.
In one optionally embodiment, reduction gearbox motor further includes the locking piece for connecting speed reduction box shaft 31 and lock nut 50 60.Corresponding limit hole 51 is opened up on speed reduction box shaft 31 and lock nut 50, locking piece 60 successively interts to lock nut 50 With speed reduction box shaft 31 so that lock nut 50 is defined in the predeterminated position of speed reduction box shaft 31, good positioning effect.
In the absence of conflict, the feature in the above embodiments and embodiment can be combined with each other.The above is only this The preferred embodiment of utility model, is not intended to limit the utility model, it is all the spirit and principles of the utility model it Any modification, equivalent substitution, improvement and etc. that are interior, being done should be included within the scope of the utility model protection.

Claims (15)

1. a kind of reduction gearbox motor, which is characterized in that including power motor, shell of reduction box and be installed on the shell of reduction box Interior gear set, at least partly described shell of reduction box, which is sheathed on outside the power motor and fixes with the power motor, to be connected It connects, the output shaft of the power motor is equipped with driving gear, and the driving gear engages connection, the tooth with the gear set The speed reduction box shaft of wheel group runs through the shell of reduction box, and the shell of reduction box is equipped with flange portion.
2. reduction gearbox motor according to claim 1, which is characterized in that the power motor includes motor body and is connected In the adapter of the motor body, the shell of reduction box is sheathed on outside the adapter, and the shell of reduction box is fixed on The adapter.
3. reduction gearbox motor according to claim 2, which is characterized in that the shell of reduction box by least one first Fastener is locked in the adapter, and the axis of the output shaft of the axis and motor body of first fastener is in default Angle.
4. reduction gearbox motor according to claim 3, which is characterized in that the adapter is equipped with centre bore and is surrounded on institute State at least two lock holes of centre bore, axis of the axis of the lock hole perpendicular to the centre bore, the motor body Output shaft pass through the centre bore and the driving gear that is connected, first fastener, which passes through, the shell of reduction box and to be locked Due to the lock hole.
5. reduction gearbox motor according to claim 2, which is characterized in that the motor body includes casing, the switching Part is detachably connected with the casing.
6. reduction gearbox motor according to claim 5, which is characterized in that it is fixed that the adapter is additionally provided at least two Hole, the adapter is passed through the fixation hole and locked by the second fastener is connected to the casing.
7. reduction gearbox motor according to claim 2, which is characterized in that the motor body includes casing, the switching Part and the casing are integrally formed.
8. reduction gearbox motor according to claim 1, which is characterized in that the shell of reduction box includes annular wall and closing End wall in described annular wall one end, the annular wall, which is sheathed on outside the power motor and fixes with the power motor, to be connected It connects, the speed reduction box shaft runs through the end wall, and the outer surface of the flange portion from the annular wall outwardly protrudes.
9. reduction gearbox motor according to claim 8, which is characterized in that the shell of reduction box further includes being set to the ring The gear part of the inner surface of shape wall, the gear set are engaged in the gear part.
10. reduction gearbox motor according to claim 1, which is characterized in that the gear set includes and the driving gear At least one level planetary reduction gear wheel group of engagement, the speed reduction box shaft are fixedly arranged on the output position of the planetary reduction gear wheel group.
11. reduction gearbox motor according to claim 10, which is characterized in that the planetary reduction gear wheel group include fixed frame, At least planetary gear for being assemblied in the fixed frame side and the fixing axle for being installed on the fixed frame other side, the reduction gearbox Axis is set as the fixing axle of a wherein planet ratio wheel group, and the planetary gear is engaged in the driving gear and the reduction gearbox respectively Shell.
12. reduction gearbox motor according to claim 11, which is characterized in that the gear set include the first ratio wheel group and Second ratio wheel group, the driving gear engage connection with the first ratio wheel group, and the first ratio wheel group is equipped with installation In the driven gear of the fixing axle, the driven gear engages connection with the second ratio wheel group, and the speed reduction box shaft is set For the fixing axle of the second ratio wheel group.
13. reduction gearbox motor according to claim 1, which is characterized in that the gear set includes being assemblied in the deceleration The dead axle ratio wheel group of box enclosure, the driving gear engage connection with the dead axle ratio wheel group, and the speed reduction box shaft is set as The power output shaft of the dead axle ratio wheel group simultaneously runs through the shell of reduction box.
14. reduction gearbox motor according to claim 1, which is characterized in that the reduction gearbox motor further includes being installed on institute State the lock nut of speed reduction box shaft.
15. reduction gearbox motor according to claim 14, which is characterized in that the reduction gearbox motor further includes described in connection The locking piece of speed reduction box shaft and lock nut.
CN201821607530.2U 2018-09-29 2018-09-29 Reduction gearbox motor Expired - Fee Related CN209083943U (en)

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