CN206929285U - Reductor cyclo drive mechanism based on drum type ball members - Google Patents
Reductor cyclo drive mechanism based on drum type ball members Download PDFInfo
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- CN206929285U CN206929285U CN201720761926.1U CN201720761926U CN206929285U CN 206929285 U CN206929285 U CN 206929285U CN 201720761926 U CN201720761926 U CN 201720761926U CN 206929285 U CN206929285 U CN 206929285U
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- drum type
- type ball
- ball members
- reductor
- centre line
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Abstract
The utility model discloses a kind of reductor cyclo drive mechanism based on drum type ball members,Include cycloid disc,Driving member and output panel,Described driving member is drum type ball members,The drum type ball members are two and symmetrical are inscribed within rectangle long side and camber line that radius is R intersects the figure surrounded with rectangle short side and rotated a circle along its longitudinal centre line the rotary body of gained,Circumference uniform distribution, which is provided with, in described output panel side card is provided with drum type ball members fixing hole,The quantity of drum type ball members is consistent with drum type ball members fixing hole,Drum type ball members fixing hole is adapted with drum type ball members along the outline shape size of its longitudinal centre line direction one end,Described cycloid disc, which corresponds to, is provided with cycloidal path groove in the card of output panel side,The cycloidal path groove includes multiple drum type ball members activity caulking grooves uniformly at intervals,Side setting-in of the described drum type ball members along its longitudinal centre line direction is fixed on drum type ball members fixing hole,The cycloidal path groove sliding of opposite side and cycloid disc of the described drum type ball members along its longitudinal centre line direction is actively coupled.The utility model has the advantages that transmission power is big, it is small that cycloid groove is worn.
Description
Technical field
It the utility model is related to a kind of part of reductor, in particular to a kind of reductor pendulum based on drum type ball members
Line transmission mechanism.
Background technology
Cycloidal planetary gear speed reducer due to have the advantages that speed reducing ratio is big and small volume and progressively substitute gear reduction unit and snail
Bar reductor, and be widely used in as driving or deceleration device in the conversion equipment of speed and moment of torsion.
Cycloidal planetary gear speed reducer is a kind of novel transmission dress applied planetary drive principle, engaged using cycloidal pin teeth
Put, its deceleration transmission part is using circle-arc tooth and needle roller Cylindrical Surfaces Contact, still, because the power of reductor transmits contact surface
Motion process is moved in the form of high load capacity, therefore easily causes abrasion.And its is complicated, requirement on machining accuracy is high,
Certain process gap is left during design and installation, rotates not steady enough when causing work, noise is big, rotational efficienty
It is low, so being necessary to propose a kind of new cycloid speed reducer to solve the above problems now.
In the prior art, the cycloid ball reductor being driven based on ball-shaped ball is compared to traditional cycloidal-pin wheel
Reductor, have compared with much progress in transmission accuracy etc., the China Patent Publication No. referring to the applicant's earlier application is CN
106352043 A's《Trailing type drives reductor》.
But the trailing type of program driving transmission scheme of the reductor based on spheroidal ball, still suffer from problems with：
1. sphere transmission torsion reduces transmission power；
2. know by mechanical analysis：The transmission of power is concentrated mainly on the edge of groove between ball and cycloid groove, and ball is in groove
Middle movement, result are that the abrasion of the abrasion and ball at groove edge are big.
The place that 3. cycloid groove is reductor and its important core technology is concentrated, if premature abrasion here, it will increase
The noise of acceleration and deceleration machine, transmission power is reduced, reduce service life.
Utility model content
Technical problem to be solved is the utility model in fact, there is provided a kind of transmission power is big, cycloidal path groove is ground
Damage the small reductor cyclo drive mechanism based on drum type ball members.
To achieve the above object, the technical solution of the utility model is to include cycloid disc, and driving member and output panel are described
Cycloid disc be provided centrally with input shaft mounting hole, now with for exporting shaft mounting hole, described driving member in output panel
For drum type ball members, the drum type ball members are two and symmetrical are inscribed within rectangle long side and camber line and rectangle that radius is R are short
The intersecting figure surrounded in side rotates a circle the rotary body of gained along its longitudinal centre line, is set in described output panel side card
There is circumference uniform distribution to be provided with drum type ball members fixing hole, the quantity of drum type ball members is consistent with drum type ball members fixing hole, drum
Type ball members fixing hole is adapted with drum type ball members along the outline shape size of its longitudinal centre line direction one end, described
Cycloid disc corresponds to is provided with cycloidal path groove in the card of output panel side, the cycloidal path groove include it is multiple uniformly at intervals
Drum type ball members activity caulking groove, drum type ball members activity caulking groove and gabarit of the drum type ball members along its longitudinal centre line direction one end
Shape size is adapted, and the tooth number Z 1 of drum type ball members activity caulking groove is less than the quantity Z2 of drum type ball members；
Side setting-in of the described drum type ball members along its longitudinal centre line direction is fixed on drum type ball members fixing hole, institute
The cycloidal path groove sliding of opposite side and cycloid disc of the drum type ball members stated along its longitudinal centre line direction is actively coupled.
It is that the tooth number Z 1 of ball members activity caulking groove and the quantity Z2 of drum type ball members meet below equation further to set：
Z2=Z1 + 1。
Further set be described drum type ball members maximum dimension D, the radius of curvature R, described D< 2R.
It is the high H of drum type ball members, described H further to set<2R.
Further setting is the maximum dimension D of described drum type ball members, and the radius of curvature R meets：0.2< D/(2*
R)< 0.8。
Further set be described drum type ball members activity it is embedding be shaped as with drum type ball members by its maximum gauge at
The shape for being cut in half gained half drum type ball members is corresponding.
Innovation Mechanism of the present utility model and advantage are to substitute circular ball, drum type ball members using drum type ball members
The both sides along its longitudinal centre line direction respectively with drum type ball members fixing hole and cycloidal path groove mutually by power cooperation, compare
In spherical ball, its forced contact area is bigger, therefore, higher transmission power can be adapted to, in addition, this arrangement enhances drum
Type ball members and contact area of the cycloidal path groove in rotation process is slid, so as to which institute's driving force is not concentrated on mechanics
The edge of the groove of cycloidal path groove, so as to reduce its abrasion, its service life is improved, and effectively reduce noise.
The utility model is further described with reference to the accompanying drawings and detailed description.
Brief description of the drawings
Fig. 1 the utility model embodiment stereograms；
Fig. 2 drum type ball members longitudinal section gabarit schematic diagram.
Embodiment
It is new to this practicality below in conjunction with accompanying drawing to make the purpose of this utility model, technical scheme and advantage clearer
Type is described in further detail.
The direction and position term that the utility model is previously mentioned, for example, " on ", " under ", "front", "rear", "left", "right", "
It is interior ", " outer ", " top ", " bottom ", " side " etc., be only refer to the attached drawing direction or position.Therefore, the direction and position used
It is to illustrate and understand the utility model to put term, rather than the limitation to scope of protection of the utility model.
As shown in Figure 1 to Figure 2, it is a kind of reductor cyclo drive based on drum type ball members in the example of the utility model
Mechanism, includes cycloid disc 1, driving member and output panel 3, and described cycloid disc 1 is provided centrally with inputting shaft mounting hole 11, defeated
Now with for exporting shaft mounting hole 31 in placing 3, described driving member is drum type ball members 2, and the drum type ball members 2 are two
It is symmetrical to be inscribed within the camber line 22 that the long side of rectangle 21 and radius are R and intersect the figure surrounded with rectangle short side 23 along its longitudinal direction
Heart line rotates a circle the rotary body of gained, shown in Figure 2 to cut a section profile, the rolling of described drum type for the vertical of drum type ball members 2
The a diameter of D of maximum column piece of pearl part, radius of curvature are R and column piece high H, described D<2R, H<2R, select 0.2< D/
（2R）<0.8 is suitable.
Drum type ball members 2 described in the utility model are similar to traditional swelling-waist shape on monnolithic case, in order to manage
Its shape is solved, and then understands it and reduces its abrasion, improves its service life, and effectively reduces the effect of noise.
Fixed in addition, being provided with circumference uniform distribution in the side card of output panel 3 described in this example and being provided with drum type ball members
Hole 32, the quantity of drum type ball members 2 is consistent with drum type ball members fixing hole 32, rolling fixing hole 32 and edge in drum type ball members 2
The shape size that extends out of its longitudinal centre line direction one end is adapted, in the card of the corresponding side of output panel 3 of described cycloid disc 1
Cycloidal path groove 12 is provided with, lid cycloidal path groove 12 includes multiple drum type ball members activity caulking grooves 121 uniformly at intervals, drum
Type ball members activity caulking groove 121 and drum type ball members 2 are adapted along the outline shape size in one section of its longitudinal centre line direction, drum
The tooth number Z 1 of type ball members activity caulking groove is less than the quantity Z2 of drum type ball members, meets below equation：Z2 = Z1 + 1；Specifically
So that speed reducing ratio is 1/40 as an example, the quantity of drum type ball members 2 is 40, and the quantity of drum type ball members activity caulking groove 32 is 39, this reality
The sliding activity of cycloidal path groove 12 connection of opposite side and cycloid disc of the drum type ball members 2 along its longitudinal centre line direction described in example
Connect.
Above disclosed is only the utility model preferred embodiment, can not limit the utility model with this certainly
Interest field, therefore equivalent variations made according to the utility model claims still belong to the scope that the utility model is covered.
Claims (6)
1. a kind of reductor cyclo drive mechanism based on drum type ball members, includes cycloid disc, driving member and output panel, described
Cycloid disc be provided centrally with input shaft mounting hole, now with for exporting shaft mounting hole in output panel, it is characterised in that：Institute
The driving member stated is drum type ball members, and the drum type ball members are two and symmetrical are inscribed within rectangle long side and arc that radius is R
Line intersect with rectangle short side the figure surrounded along its longitudinal centre line rotate a circle gained rotary body, described output panel side
Circumference uniform distribution is provided with card and is provided with drum type ball members fixing hole, quantity and the drum type ball members fixing hole of drum type ball members
Consistent, drum type ball members fixing hole in drum type ball members along the outline shape size of its longitudinal centre line direction one end with mutually fitting
Match somebody with somebody, described cycloid disc, which corresponds to, is provided with cycloidal path groove in the card of output panel side, the cycloidal path groove includes multiple
Drum type ball members activity caulking groove uniformly at intervals, drum type ball members activity caulking groove and drum type ball members are along its longitudinal centre line direction
The outline shape size of one end is adapted, and the tooth number Z 1 of drum type ball members activity caulking groove is less than the quantity Z2 of drum type ball members；
Side setting-in of the described drum type ball members along its longitudinal centre line direction is fixed on drum type ball members fixing hole, described
The cycloidal path groove sliding of opposite side and cycloid disc of the drum type ball members along its longitudinal centre line direction is actively coupled.
A kind of 2. reductor cyclo drive mechanism based on drum type ball members according to claim 1, it is characterised in that：Rolling
The tooth number Z 1 of pearl part activity caulking groove and the quantity Z2 of drum type ball members meet below equation： Z2=Z1 + 1.
3. a kind of reductor cyclo drive mechanism based on drum type ball members according to claim 1 or 2, its feature exist
In：The maximum dimension D of described drum type ball members, the radius of curvature R, described D< 2R.
A kind of 4. reductor cyclo drive mechanism based on drum type ball members according to claim 3, it is characterised in that：Drum
Type ball members high H, described H<2R.
A kind of 5. reductor cyclo drive mechanism based on drum type ball members according to claim 3, it is characterised in that：Institute
The maximum dimension D for the drum type ball members stated, the radius of curvature R meet：0.2< D/（2*R）< 0.8.
A kind of 6. reductor cyclo drive mechanism based on drum type ball members according to claim 1, it is characterised in that：Institute
The drum type ball members activity stated it is embedding be shaped as rolling by gained half drum type is cut in half at its maximum gauge with drum type ball members
The shape of pearl part is corresponding.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720761926.1U CN206929285U (en) | 2017-06-28 | 2017-06-28 | Reductor cyclo drive mechanism based on drum type ball members |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720761926.1U CN206929285U (en) | 2017-06-28 | 2017-06-28 | Reductor cyclo drive mechanism based on drum type ball members |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN206929285U true CN206929285U (en) | 2018-01-26 |
Family
ID=61353458
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201720761926.1U Active CN206929285U (en) | 2017-06-28 | 2017-06-28 | Reductor cyclo drive mechanism based on drum type ball members |
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| CN (1) | CN206929285U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107143622A (en) * | 2017-06-28 | 2017-09-08 | 海尚集团有限公司 | Reductor cyclo drive mechanism based on drum type ball members |
-
2017
- 2017-06-28 CN CN201720761926.1U patent/CN206929285U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107143622A (en) * | 2017-06-28 | 2017-09-08 | 海尚集团有限公司 | Reductor cyclo drive mechanism based on drum type ball members |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| EE01 | Entry into force of recordation of patent licensing contract |
Assignee: ZHEJIANG UNIVERSE FILTER Co. Assignor: HSOAR GROUP Co.,Ltd. Contract record no.: X2021330000378 Denomination of utility model: Cycloidal transmission mechanism of reducer based on drum ball parts Granted publication date: 20180126 License type: Common License Record date: 20211009 |
|
| EE01 | Entry into force of recordation of patent licensing contract |