CN110469652A - A kind of new harmonic retarder - Google Patents

A kind of new harmonic retarder Download PDF

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Publication number
CN110469652A
CN110469652A CN201910685208.4A CN201910685208A CN110469652A CN 110469652 A CN110469652 A CN 110469652A CN 201910685208 A CN201910685208 A CN 201910685208A CN 110469652 A CN110469652 A CN 110469652A
Authority
CN
China
Prior art keywords
bearing
gear
plate
wall
shell
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.)
Pending
Application number
CN201910685208.4A
Other languages
Chinese (zh)
Inventor
朱少成
张乐
罗仲龙
徐东
徐晗
陈家乐
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.)
Suzhou Yibulit Electromechanical Technology Co Ltd
Original Assignee
Suzhou Yibulit Electromechanical 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 Suzhou Yibulit Electromechanical Technology Co Ltd filed Critical Suzhou Yibulit Electromechanical Technology Co Ltd
Priority to CN201910685208.4A priority Critical patent/CN110469652A/en
Publication of CN110469652A publication Critical patent/CN110469652A/en
Pending legal-status Critical Current

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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
    • F16H1/00Toothed gearings for conveying rotary motion
    • F16H1/28Toothed gearings for conveying rotary motion with gears having orbital motion
    • F16H1/32Toothed gearings for conveying rotary motion with gears having orbital motion in which the central axis of the gearing lies inside the periphery of an orbital gear
    • 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
    • F16H49/00Other gearings
    • F16H49/001Wave gearings, e.g. harmonic drive transmissions
    • 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
    • F16H57/021Shaft support structures, e.g. partition walls, bearing eyes, casing walls or covers with bearings
    • 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
    • F16H57/023Mounting or installation of gears or shafts in the gearboxes, e.g. methods or means for assembly
    • 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
    • F16H57/08General details of gearing of gearings with members having orbital motion
    • 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
    • F16H57/08General details of gearing of gearings with members having orbital motion
    • F16H2057/085Bearings for orbital gears

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  • Engineering & Computer Science (AREA)
  • General Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • General Details Of Gearings (AREA)

Abstract

The invention discloses a kind of new harmonic retarders, including shell and first bearing, the inside of the shell is equipped with rigid gear, and the edge of shell and rigid gear offers bolt hole, the inside of the rigid gear is equipped with flexible gear, and the bottom inside flexible gear is provided with connecting plate, and the bottom of connecting plate offers connecting hole, the outer wall of the connecting plate bottom is equipped with first bearing, and first bearing is set to the inside of shell, second bearing is installed at the top of the connecting plate, and the bottom of bottom plate is provided at the top of second bearing, top plate is installed at the top of the bottom plate, and the outer wall of top plate is provided with 3rd bearing, running through between the bottom plate and top plate has connecting rod, and through slot is offered at the center of bottom plate and top plate;The present invention is by being divided into flexible gear and connecting plate part for flexbile gear, to improve gear degree of engagement, and reduces output end deformation of flexible wheel rate.

Description

A kind of new harmonic retarder
Technical field
The invention belongs to harmonic speed reducer technical fields, and in particular to a kind of new harmonic retarder.
Background technique
Harmonic speed reducer is mainly made of four wave producer, flexible gear, flexible bearing and rigid gear basic building blocks, Harmonic wave drive speed reducer be it is a kind of so that flexible gear is generated controlled elasticity deformation by wave producer fit on flexible bearing, and with it is rigid Property gear, which is meshed, carrys out the gear drive of passing movement and power.
The harmonic speed reducer of power mechanism is integrated with as disclosed in the invention of Publication No. CN207648060U, although Make wave producer become by some support at 3 points to be supported, swings, improve to effectively prevent wave producer Flexbile gear engages effect with firm gear;On the other hand, two rotational support bodies can effectively limit wave producer with power mechanism Output shaft radial-play, to effectively prevent impact of the radial-play to engaging tooth, but in the harmonic speed reducer structure Flexible gear engagement threaded portion and output par, c are overall structure, cause gear degree of engagement low, and output end deformation of flexible wheel rate is high, Thus it is proposed that a kind of new harmonic retarder.
Summary of the invention
The purpose of the present invention is to provide a kind of new harmonic retarders, to solve mentioned above in the background art ask Topic.
To achieve the above object, the invention provides the following technical scheme: a kind of new harmonic retarder, including shell and One bearing, the inside of the shell is equipped with rigid gear, and the edge of shell and rigid gear offers bolt hole, institute The inside for stating rigid gear is equipped with flexible gear, and the bottom inside flexible gear is provided with connecting plate, and connecting plate Bottom offers connecting hole, and the outer wall of the connecting plate bottom is equipped with first bearing, and first bearing is set to the interior of shell Portion is equipped with second bearing at the top of the connecting plate, and is provided with the bottom of bottom plate at the top of second bearing, the bottom plate Top is equipped with top plate, and the outer wall of top plate is provided with 3rd bearing, and the outer wall of 3rd bearing is equipped with noise reduction part, described Running through between bottom plate and top plate has connecting rod, and offers through slot at the center of bottom plate and top plate.
Preferably, the outer wall of the rigid gear and the inner wall of shell are bonded to each other, and rigid gear is to engage with shell Connection.
Preferably, there are four the bolt hole settings, and bolt hole is angularly distributed about the central axis of shell.
Preferably, the outer wall of the flexible gear and the inner wall of rigid gear are both designed as laciniation, and rigid teeth Wheel engages connection between flexible gear for part.
Preferably, the inner wall of the edge of the inner wall and flexible gear of the connecting plate edge is bonded to each other, and flexible Gear is to be connected together with connecting plate.
Preferably, the connecting hole is designed as regular hexagon structure, and the center of the central axis of connecting hole and connecting plate Axis overlaps.
Preferably, the inner wall at the top of the bottom plate and the outer wall of top plate bottom are bonded to each other, and bottom plate is to engage with top plate Connection.
Preferably, there are two the 3rd bearing settings, and 3rd bearing is symmetrical arranged about the central axis of top plate, and And the outer wall of 3rd bearing and noise reduction part are to paste connection.
Preferably, the through slot is designed as rectangular configuration, and the central axis of the central axis of through slot and bottom plate and top plate Mutually it is overlapped.
Compared with prior art, the beneficial effects of the present invention are:
1, it is provided with 3rd bearing, and there are two 3rd bearing settings, therefore is subtracted using the structure of double rollers instead of conventional harmonic The thin-wall bearing of fast device, to reduce the production cost.
2, flexible gear engagement threaded portion and output par, c are overall structure in conventional harmonic reducer structure, lead to gear Degree of engagement is low, and output end deformation of flexible wheel rate is high, therefore flexbile gear is divided into flexible gear and connecting plate by the new harmonic retarder Part to improve gear degree of engagement, and reduces output end deformation of flexible wheel rate.
3, it is provided with shell and rigid gear, and shell and rigid gear are to be connected together, to improve new harmonic Retarder versatility and replaceability, and then after ensure that decoupling, can assemble the rigid gear of the different numbers of teeth by changing, can be Overall structure realizes different transmission ratios in the case where not changing, and can also be when abrasion or fracture occur for gear only Need to change rigid gear and flexible gear.
Detailed description of the invention
Fig. 1 is positive structure diagram of the present invention;
Fig. 2 is top plate mounting structure schematic diagram in Fig. 1 of the present invention;
Fig. 3 is mounting structure for connection schematic diagram in Fig. 1 of the present invention;
Fig. 4 is rigid gear mounting structure schematic diagram in Fig. 1 of the present invention;
Fig. 5 is connecting plate plan structure signal in Fig. 3 of the present invention;
In figure: 1, shell;2, rigid gear;3, bolt hole;4, flexible gear;5, connecting plate;6, connecting hole;7, first bearing; 8, second bearing;9, bottom plate;10, top plate;11,3rd bearing;12, noise reduction part;13, connecting rod;14, through slot.
Specific embodiment
Following will be combined with the drawings in the embodiments of the present invention, and technical solution in the embodiment of the present invention carries out clear, complete Site preparation description, it is clear that described embodiments are only a part of the embodiments of the present invention, instead of all the embodiments.It is based on Embodiment in the present invention, it is obtained by those of ordinary skill in the art without making creative efforts every other Embodiment shall fall within the protection scope of the present invention.
Fig. 1-5 is please referred to, the present invention provides technical solution: a kind of new harmonic retarder, including shell 1, rigid gear 2, bolt hole 3, flexible gear 4, connecting plate 5, connecting hole 6, first bearing 7, second bearing 8, bottom plate 9, top plate 10,3rd bearing 11, noise reduction part 12, connecting rod 13, through slot 14, the inside of shell 1 are equipped with rigid gear 2, and the side of shell 1 and rigid gear 2 Bolt hole 3 is offered at edge, the inside of rigid gear 2 is equipped with flexible gear 4, and the bottom setting inside flexible gear 4 There is connecting plate 5, and the bottom of connecting plate 5 offers connecting hole 6, the outer wall of 5 bottom of connecting plate is equipped with first bearing 7, and First bearing 7 is set to the inside of shell 1, and the top of connecting plate 5 is equipped with second bearing 8, and the top setting of second bearing 8 There is the bottom of bottom plate 9, the top of bottom plate 9 is equipped with top plate 10, and the outer wall of top plate 10 is provided with 3rd bearing 11, and third The outer wall of bearing 11 is equipped with noise reduction part 12, through there is a connecting rod 13 between bottom plate 9 and top plate 10, and bottom plate 9 and top plate 10 Through slot 14 is offered at center.
Rigid gear 2 is enabled to be mounted on the inside of shell 1, and rigid gear 2 will not rotate, this implementation case Example, it is preferred that the outer wall of rigid gear 2 and the inner wall of shell 1 are bonded to each other, and rigid gear 2 is to be connected together with shell 1.
It ensure that shell 1 and rigid gear 2 can be connect by bolt hole 3 with driving motor, the implementation case, preferably , there are four the settings of bolt hole 3, and bolt hole 3 is angularly distributed about the central axis of shell 1.
When ensure that flexible gear 4 rotates, the outer parietal tooth block of flexible gear 4 can be with the tooth block of the inner wall of rigid gear 2 Part is engaged, to play the effect for reducing revolving speed, the implementation case, it is preferred that the outer wall and rigid gear of flexible gear 4 2 inner wall is both designed as laciniation, and engages connection between rigid gear 2 and flexible gear 4 for part.
It ensure that the bottom of flexible gear 4 will not deform under the top braces of connecting plate 5, while ensure that flexibility Gear 4 is able to drive the rotation of connecting plate 5, the implementation case, it is preferred that the inner wall of 5 edge of connecting plate and the side of flexible gear 4 Inner wall at edge is bonded to each other, and flexible gear 4 is to be connected together with connecting plate 5.
It ensure that connecting plate 5 can be connect by connecting hole 6 with the shaft of external device, the implementation case, it is preferred that even It connects hole 6 and is designed as regular hexagon structure, and the central axis of connecting hole 6 and the central axis of connecting plate 5 overlap.
It ensure that bottom plate 9 can rotate together with top plate 10, the implementation case, it is preferred that the inner wall at 9 top of bottom plate and top The outer wall of 10 bottom of plate is bonded to each other, and bottom plate 9 is to be connected together with top plate 10.
The material of noise reduction part 12 is polyurethane, so that the generation of noise is reduced, due to there are two the settings of 3rd bearing 11, Therefore the rotary force of flexible gear 4, the implementation case are increased, it is preferred that there are two the settings of 3rd bearing 11, and 3rd bearing 11 are symmetrical arranged about the central axis of top plate 10, and the outer wall of 3rd bearing 11 and noise reduction part 12 are to paste connection.
It ensure that the output shaft of the driving motor can be inserted into the inside of through slot 14, and output shaft is to engage company with through slot 14 It connects, therefore output shaft can drive top plate 10 and bottom plate 9 to rotate by through slot 14, the implementation case, it is preferred that through slot 14 designs For rectangular configuration, and the central axis of through slot 14 is mutually overlapped with bottom plate 9 with the central axis of top plate 10.
The working principle of the invention and process for using: the device when in use, first successively by the output shaft of driving motor The inside of through slot 14 at through 9 center of top plate 10 and bottom plate, and the section of output shaft is designed as rectangular configuration, output shaft with Through slot 14 is to be connected together, while passing through shell 1 and 2 upper bolt hole 3 of rigid gear for the harmonic speed reducer and driving motor phase It connects, bolt can be used in this connection type, and then driving motor drives output shaft rotation, and then output shaft passes through 14 band of through slot Dynamic bottom plate 9 and top plate 10 rotate, while bottom plate 9 and top plate 10 drive 3rd bearing 11 and noise reduction part 12 to rotate, then noise reduction part Frictional force occurs between 12 and flexible gear 4, so that frictional force rotates flexible gear 4, and deforms while rotation, in turn So that the tooth block of 4 outer wall of flexible gear is engaged and is separated with the tooth block of 2 inner wall of rigid gear, so that the effect of deceleration is played, Since flexible gear 4 is to be connected together with connecting plate 5, flexible gear 4 drives connecting plate 5 to rotate, therefore output shaft generates Revolving speed be transformed at connecting plate 5 revolving speed for reducing driving motor by above-mentioned.
It although an embodiment of the present invention has been shown and described, for the ordinary skill in the art, can be with A variety of variations, modification, replacement can be carried out to these embodiments without departing from the principles and spirit of the present invention by understanding And modification, the scope of the present invention is defined by the appended.

Claims (9)

1. a kind of new harmonic retarder, including shell (1) and first bearing (7), it is characterised in that: the shell (1) it is interior Portion is equipped with rigid gear (2), and the edge of shell (1) and rigid gear (2) offers bolt hole (3), the rigidity The inside of gear (2) is equipped with flexible gear (4), and the bottom of flexible gear (4) inside is provided with connecting plate (5), and even The bottom of fishplate bar (5) offers connecting hole (6), and the outer wall of connecting plate (5) bottom is equipped with first bearing (7), and first Bearing (7) is set to the inside of shell (1), is equipped with second bearing (8) at the top of the connecting plate (5), and second bearing (8) Top be provided with the bottoms of bottom plate (9), be equipped with top plate (10) at the top of the bottom plate (9), and the outer wall of top plate (10) is set It is equipped with 3rd bearing (11), and the outer wall of 3rd bearing (11) is equipped with noise reduction part (12), the bottom plate (9) and top plate (10) Between through having connecting rod (13), and offer through slot (14) at the center of bottom plate (9) and top plate (10).
2. a kind of new harmonic retarder according to claim 1, it is characterised in that: the outer wall of the rigid gear (2) It is bonded to each other with the inner wall of shell (1), and rigid gear (2) is to be connected together with shell (1).
3. a kind of new harmonic retarder according to claim 1, it is characterised in that: the bolt hole (3) is provided with four It is a, and bolt hole (3) is angularly distributed about the central axis of shell (1).
4. a kind of new harmonic retarder according to claim 1, it is characterised in that: the outer wall of the flexible gear (4) It is both designed as laciniation with the inner wall of rigid gear (2), and is nibbled between rigid gear (2) and flexible gear (4) for part Close connection.
5. a kind of new harmonic retarder according to claim 1, it is characterised in that: connecting plate (5) edge Inner wall and the inner wall of the edge of flexible gear (4) are bonded to each other, and flexible gear (4) is to be connected together with connecting plate (5).
6. a kind of new harmonic retarder according to claim 1, it is characterised in that: connecting hole (6) design is positive Hexagonal structure, and the central axis of connecting hole (6) and the central axis of connecting plate (5) overlap.
7. a kind of new harmonic retarder according to claim 1, it is characterised in that: the inner wall at the top of the bottom plate (9) It is bonded to each other with the outer wall of top plate (10) bottom, and bottom plate (9) is to be connected together with top plate (10).
8. a kind of new harmonic retarder according to claim 1, it is characterised in that: the 3rd bearing (11) is provided with Two, and 3rd bearing (11) is symmetrical arranged about the central axis of top plate (10), and the outer wall and drop of 3rd bearing (11) Part (12) are made an uproar to paste connection.
9. a kind of new harmonic retarder according to claim 1, it is characterised in that: the through slot (14) is designed as rectangle Structure, and the central axis of through slot (14) is mutually overlapped with bottom plate (9) with the central axis of top plate (10).
CN201910685208.4A 2019-07-27 2019-07-27 A kind of new harmonic retarder Pending CN110469652A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201910685208.4A CN110469652A (en) 2019-07-27 2019-07-27 A kind of new harmonic retarder

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN201910685208.4A CN110469652A (en) 2019-07-27 2019-07-27 A kind of new harmonic retarder

Publications (1)

Publication Number Publication Date
CN110469652A true CN110469652A (en) 2019-11-19

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Family Applications (1)

Application Number Title Priority Date Filing Date
CN201910685208.4A Pending CN110469652A (en) 2019-07-27 2019-07-27 A kind of new harmonic retarder

Country Status (1)

Country Link
CN (1) CN110469652A (en)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN112054628A (en) * 2020-10-07 2020-12-08 朱幕松 Harmonic reducer hub motor
CN112087089A (en) * 2020-09-09 2020-12-15 哈尔滨工业大学 Large-torque deep sea motor

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN112087089A (en) * 2020-09-09 2020-12-15 哈尔滨工业大学 Large-torque deep sea motor
CN112054628A (en) * 2020-10-07 2020-12-08 朱幕松 Harmonic reducer hub motor

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Application publication date: 20191119