CN102788142A - Spacing ring for cycloidal planetary gear speed reducer - Google Patents
Spacing ring for cycloidal planetary gear speed reducer Download PDFInfo
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- CN102788142A CN102788142A CN2011101309004A CN201110130900A CN102788142A CN 102788142 A CN102788142 A CN 102788142A CN 2011101309004 A CN2011101309004 A CN 2011101309004A CN 201110130900 A CN201110130900 A CN 201110130900A CN 102788142 A CN102788142 A CN 102788142A
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- spacing ring
- spacer ring
- ring body
- speed reducer
- planetary gear
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Abstract
The invention relates to a cycloidal planetary gear speed reducer, and particularly relates to a spacing ring for a cycloidal planetary gear speed reducer. The spacing ring is composed of an annular spacing ring body (1); annular grooves (1-1) are arranged on left and right end faces of the spacing ring body (1), and an oil inlet opening (1-2) is arranged on the spacing ring body (1). The spacing ring has the following advantages: (1) by adopting the spacing ring, the two end surfaces of the spacing ring body are in small-area plane contact with a cycloidal gear, lubricating oil enters the annular groove through the oil inlet opening to cool and lubricate the spacing ring and the cycloidal gear; two end surfaces of the spacing ring are unlikely to wear; furthermore, the spacing ring is heat-resistant, good in using effect and noise reducing effect, low in noise, and long in service life; and in addition, as the spacing ring body is made of nylon, the spacing ring has a small thermal expansion coefficient and can play the action of resisting wear and inhibiting temperature rising. Besides, the spacing ring for the cycloidal planetary gear speed reducer is environmental-friendly, pollution-free, clean, energy-saving, low in cost and high in intensity.
Description
Technical field
The present invention relates to a kind of cycloidal planetary gear speed reducer, particularly a kind of cycloidal planetary gear speed reducer is used spacer ring.The present invention is widely used in the deceleration machinery in the various driving mechanisms, like driving and the speed reducer in the fields such as textile printing and dyeing, light industry and food, metallurgical mine, petrochemical industry, lifting transportation and engineering machinery.The invention belongs to the mechanical transmissioning technology field.
Background technique
Cycloidal planetary gear speed reducer adopts the engagement of cycloid pin tooth, planetary transmission principle, so also be referred to as cycloidal planetary gear speed reducer usually.The whole transmission devices of cycloidal planetary gear speed reducer three parts that can be divided into input, export and slow down.Cycloidal planetary gear speed reducer is equipped with two eccentric bushings of 180 ° of dislocation on input shaft; Two roller bearings that are called pivoted arm are housed on eccentric bushing; Form H mechanism; The center hole of two cycloid wheel is the raceway of rotary arm bearing on the eccentric bushing, and is meshed by the pin tooth of one group of annular array on cycloid wheel and the pin gear, is the interior engaging speed reducer structure of a tooth to form the tooth difference.When the input shaft band the eccentric bushing rotation; Since on the cycloid wheel characteristics of tooth curve and receive the restriction of pin gear upper pin gear so, the motion of cycloid wheel becomes the plane motion that existing revolution has rotation again, when input shaft just changes week; Eccentric bushing also rotates a week; Thereby cycloid wheel turns over a tooth in opposite direction and obtains slowing down, and relends and helps the W output mechanism, and the low speed spinning motion of cycloid wheel is passed to output shaft through bearing pin; Thereby obtain lower output speed, cycloidal planetary gear speed reducer adopts oil lubrication.Cycloid wheel is wherein important work component in cycloidal planetary gear speed reducer; Between two cycloid wheel, be provided with spacer ring; The quality of spacer ring structure and quality is directly connected to the working life and the transmission effect of cycloid wheel, so spacer ring plays crucial effect in cycloidal planetary gear speed reducer.The cycloidal planetary gear speed reducer of present this structure exists following defective with spacer ring: (1) wears no resistance, non-refractory, and using effect is poor, and noise is big, and working life is short.Present cycloidal planetary gear speed reducer is made up of circular spacer ring body with spacer ring, and the spacer ring body is large-area planar with the contacted both sides of cycloid wheel end face and contacts, and promptly the spacer ring body is a solid construction; This structure makes spacer ring both sides end face and cycloid wheel carry out comprehensive engagement, and unlubricated oil between the two is in the dry grinding state; Temperature rise between spacer ring and the cycloid wheel, the both sides end face of spacer ring very easily is worn, and spacer ring wears no resistance; Non-refractory; Using effect is poor, and noise is big, and working life is short; The spacer ring bulk material adopts cast iron materials in addition, and it is fast to make that also spacer ring conducts heat, and temperature rise wears no resistance, and using effect is poor, and noise is big, and working life is short; (2) cost is high, pollution lubricating oil.Existing spacer ring body is that solid construction makes that the material use amount is big, waste material not only, and cause cost to increase greatly; The Manufacturing material of existing in addition spacer ring body is a cast iron materials, and the cast iron materials price is high, and this also causes the spacer ring cost high; Moreover cast iron materials grinds iron ion easily; Also can pollute the lubricant oil in the transmission device; Lubrication effect and working life that lubricant oil is dirty not only to be caused oily impurity to increase influencing each transmission part in the transmission device; And make lubricant oil just need to change once general have more than is needed half a year, and two or three months just needs to change sometimes, and this also causes cost high.
People are exploring always and are studying the cycloidal planetary gear speed reducer that can remedy above-mentioned defective and satisfying the active demand in market with spacer ring, but can't solve this technical barrier always.
Summary of the invention
The objective of the invention is to overcome the deficiency of existing technology, provide a kind of simple in structure, wear-resisting, high temperature resistant, noise reduction, long service life, cycloidal planetary gear speed reducer energy-conservation, that cost is low to use spacer ring.
Realize that the above-mentioned purpose technological scheme is: a kind of cycloidal planetary gear speed reducer is used spacer ring, is made up of circular spacer ring body, all has annular groove on the left and right sides end face of said spacer ring body, also has the oil-feed gap on the spacer ring body.
Further, evenly be provided with stiffening rib in the described annular groove.
Further, described oil-feed gap is arranged on the ring end face of these both sides, inside and outside of spacer ring.
Further, the Manufacturing material of described spacer ring body is a nylon.
Further, described oil-feed gap has 16 altogether.
After adopting technique scheme, have a lot of benefits: the present invention changes traditional cycloidal planetary gear speed reducer and uses the spacer ring structure, all offers annular groove on the left and right sides end face with the spacer ring body, also offers the oil-feed gap on the spacer ring body.The present invention is simple in structure, and is wear-resisting, high temperature resistant, noise reduction, and long service life, cleaning, energy-conservation, cost is low.Be in particular in:
(1) wear resistance is good, and is high temperature resistant, and using effect is good, noise reduction, long service life.All offer annular groove on the left and right sides end face of spacer ring body of the present invention, make spacer ring body of the present invention and the contacted both sides of cycloid wheel end face be the small size plane contact, promptly the spacer ring body is non-solid construction; The left and right sides end face of spacer ring body carries out small size with cycloid wheel and contacts, and also offers the oil-feed gap on the spacer ring body, and lubricant oil gets in the annular groove through the oil-feed gap; Make to have lubricant oil between spacer ring body both sides end face and the cycloid wheel, spacer ring and cycloid wheel are played the cooling lubrication, make that the spacer ring temperature rise is low; The both sides end face of spacer ring is difficult for being worn, and the spacer ring wear resistance is very good, and high temperature resistant; Using effect is good; Excellent noise reduction effect, noise is low, long service life; The Manufacturing material of spacer ring body adopts nylon in addition, and the nylon thermal expansion coefficient is little, plays the wear-resisting effect that raises with the inhibition temperature, and this also makes wear resistance of the present invention good, and using effect is good, and noise is little, long service life.
(2) environment friendly and pollution-free, cleaning, energy-conservation, cost is low.Spacer ring body of the present invention is that non-solid construction makes the material use amount fall greatly, practices thrift lot of materials and has avoided waste, makes cost reduce greatly, very energy-saving and environmental protection; The Manufacturing material of spacer ring body of the present invention in addition adopts nylon, and nylon material is cheap, makes cost of the present invention reduce; Moreover nylon material can not pollute the lubricant oil in the transmission device; Environment friendly and pollution-free, the clean cleaning of lubricant oil makes the high lubricating effect of each transmission part in the transmission device, long service life; And oil replacing in a year is once also no problem, and this makes that also cost reduces greatly.
(3) intensity is high.The present invention is owing to be provided with stiffening rib in annular groove, so intensity of the present invention is high, is difficult for breaking and damaging, and this has also prolonged working life of the present invention.
Description of drawings
Fig. 1 is a structural representation of the present invention;
Fig. 2 is the plan view of Fig. 1;
Fig. 3 is the side view of Fig. 1.
Among the figure: 1. spacer ring body, the 1-1. annular groove, 1-2. oil-feed gap, the 1-3. stiffening rib, 1-4. encircles end face.
Embodiment
Below in conjunction with accompanying drawing and embodiment the present invention is done further detailed explanation.
Embodiment one
To shown in Figure 3, a kind of cycloidal planetary gear speed reducer is used spacer ring, is made up of circular spacer ring body 1 like Fig. 1, and the Manufacturing material of spacer ring body 1 is a nylon.All have annular groove 1-1 on the left and right sides end face of spacer ring body 1, promptly have an annular groove 1-1 on the left end face of spacer ring body 1, also have an annular groove 1-1 on its right end face of spacer ring body 1.Also have oil-feed gap 1-2 on the spacer ring body 1, oil-feed gap 1-2 is arranged on the ring end face 1-4 of spacer ring body 1 inside and outside both sides, and oil-feed gap 1-2 has 16 altogether.The outer ring end face 1-4 that is spacer ring body 1 left side is provided with four oil-feed gap 1-2; The inboard ring end face 1-4 in spacer ring body 1 left side is provided with four oil-feed gap 1-2; The outer ring end face 1-4 on spacer ring body 1 right side is provided with four oil-feed gap 1-2, and the inboard ring end face 1-4 on spacer ring body 1 right side is provided with four oil-feed gap 1-2.Each evenly is provided with eight stiffening rib 1-3 in the described both sides annular groove 1-1.
Embodiment two
To shown in Figure 3, a kind of cycloidal planetary gear speed reducer is used spacer ring, is made up of circular spacer ring body 1 like Fig. 1, and the Manufacturing material of spacer ring body 1 is a nylon.All have the annular groove 1-1 of symmetry on the left and right sides end face of spacer ring body 1; Be to have an annular groove 1-1 on the left end face of spacer ring body 1; Also have an annular groove 1-1 on its right end face of spacer ring body 1, and these two annular groove 1-1 are symmetrically distributed.Also have medianly zygomorphic oil-feed gap 1-2 on the spacer ring body 1, oil-feed gap 1-2 is arranged on the ring end face 1-4 of spacer ring body 1 inside and outside both sides, and oil-feed gap 1-2 has 16 altogether.The outer ring end face 1-4 that is spacer ring body 1 left side is provided with four oil-feed gap 1-2; The inboard ring end face 1-4 in spacer ring body 1 left side is provided with four oil-feed gap 1-2; The outer ring end face 1-4 on spacer ring body 1 right side is provided with four oil-feed gap 1-2; The inboard ring end face 1-4 on spacer ring body 1 right side is provided with four oil-feed gap 1-2; And four oil-feed gap 1-2 that the outer ring end face 1-4 in spacer ring body 1 left side go up to be provided with go up four oil-feed gap 1-2 that are provided with the outer ring end face 1-4 on spacer ring body 1 right side and are symmetrical set, and the inboard ring end face 1-4 that the inboard ring end face 1-4 in spacer ring body 1 left side goes up four oil-feed gap 1-2 being provided with and spacer ring body 1 right side upward four oil-feed gap 1-2 of setting is symmetrical set.Each evenly is provided with eight stiffening rib 1-3 in the described both sides annular groove 1-1.
Embodiment three
To shown in Figure 3, a kind of cycloidal planetary gear speed reducer is used spacer ring, is made up of circular spacer ring body 1 like Fig. 1, and the Manufacturing material of spacer ring body 1 is a nylon.All have asymmetrical annular groove 1-1 on the left and right sides end face of spacer ring body 1; Be to have an annular groove 1-1 on the left end face of spacer ring body 1; Also have an annular groove 1-1 on its right end face of spacer ring body 1; And these two annular groove 1-1 asymmetric distribution, two degree of depth differences that annular groove 1-1 is recessed.Also have the left and right sides asymmetrical oil-feed gap 1-2 on the spacer ring body 1, oil-feed gap 1-2 is arranged on the ring end face 1-4 of spacer ring body 1 inside and outside both sides, and oil-feed gap 1-2 has 16 altogether.The outer ring end face 1-4 that is spacer ring body 1 left side is provided with four oil-feed gap 1-2; The inboard ring end face 1-4 in spacer ring body 1 left side is provided with four oil-feed gap 1-2; The outer ring end face 1-4 on spacer ring body 1 right side is provided with four oil-feed gap 1-2; The inboard ring end face 1-4 on spacer ring body 1 right side is provided with four oil-feed gap 1-2; And four oil-feed gap 1-2 that the outer ring end face 1-4 in spacer ring body 1 left side go up to be provided with and the outer ring end face 1-4 on spacer ring body 1 right side go up four oil-feed gap 1-2 that are provided with asymmetric setting of staggering, upward four oil-feed gap 1-2 of setting asymmetric setting of staggering of the inboard ring end face 1-4 that the inboard ring end face 1-4 in spacer ring body 1 left side goes up four oil-feed gap 1-2 being provided with and spacer ring body 1 right side.Each evenly is provided with eight stiffening rib 1-3 in the described both sides annular groove 1-1.
The Manufacturing material of spacer ring body 1 of the present invention such as above-mentioned embodiment adopt nylon material to be advisable, and in addition the present invention also can adopt increases reinforcing aids as the material of manufacturing spacer ring body 1 in the nylon.The present invention such as above-mentioned embodiment's oil-feed gap 1-2 are advisable to have 16 altogether, and oil-feed gap 1-2 also can offer and be other number except that the foregoing description.The present invention such as above-mentioned embodiment's stiffening rib 1-3 are advisable respectively to be provided with eight in the annular groove 1-1 of both sides, and stiffening rib 1-3 also can be set to other number except that the foregoing description.The annular groove 1-1 that has on the left and right sides end face of the present invention such as above-mentioned embodiment's spacer ring body 1 can be symmetrical set, and also can asymmetricly be provided with.The oil-feed gap 1-2 that has on the spacer ring body 1 can be symmetrical set the left and right sides, also can asymmetricly be provided with.
The invention is not restricted to the foregoing description, all employings are equal to technological scheme that replacement or equivalence replacement form and all belong to the present invention and require the scope protected.
Claims (5)
1. a cycloidal planetary gear speed reducer is used spacer ring; Spacer ring body (1) by circular is formed; It is characterized in that: all have annular groove (1-1) on the left and right sides end face of said spacer ring body (1), also have oil-feed gap (1-2) on the spacer ring body (1).
2. cycloidal planetary gear speed reducer according to claim 1 is used spacer ring, it is characterized in that: evenly be provided with stiffening rib (1-3) in the described annular groove (1-1).
3. cycloidal planetary gear speed reducer according to claim 1 is used spacer ring, it is characterized in that: described oil-feed gap (1-2) is arranged on the ring end face (1-4) of the inside and outside both sides of spacer ring body (1).
4. cycloidal planetary gear speed reducer according to claim 1 is used spacer ring, it is characterized in that: the Manufacturing material of described spacer ring body (1) is a nylon.
5. cycloidal planetary gear speed reducer according to claim 1 is used spacer ring, it is characterized in that: described oil-feed gap (1-2) has 16 altogether.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201110130900.4A CN102788142B (en) | 2011-05-20 | 2011-05-20 | Spacing ring for planetary cycloidal pin gear reducer |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201110130900.4A CN102788142B (en) | 2011-05-20 | 2011-05-20 | Spacing ring for planetary cycloidal pin gear reducer |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN102788142A true CN102788142A (en) | 2012-11-21 |
| CN102788142B CN102788142B (en) | 2016-04-13 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201110130900.4A Active CN102788142B (en) | 2011-05-20 | 2011-05-20 | Spacing ring for planetary cycloidal pin gear reducer |
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| Country | Link |
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| CN (1) | CN102788142B (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103573827A (en) * | 2013-11-08 | 2014-02-12 | 无锡威孚精密机械制造有限责任公司 | Needle roller lantern ring of hub reduction gear |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2159475Y (en) * | 1993-05-11 | 1994-03-23 | 吴龙泉 | Speed reducer with planet-ball friction |
| CN2599259Y (en) * | 2003-01-28 | 2004-01-14 | 李�杰 | Energy saving wear-resisting integral combined piston ring oil ring |
| CN2748701Y (en) * | 2004-11-26 | 2005-12-28 | 曹福林 | Cycloid pin gear speed reducer |
| JP2006217779A (en) * | 2005-02-07 | 2006-08-17 | Yasuo Fujii | Speed reducer integrated actuator |
| CN202082376U (en) * | 2011-05-20 | 2011-12-21 | 杨建兴 | Spacing ring for planetary cycloidal pin gear reducer |
-
2011
- 2011-05-20 CN CN201110130900.4A patent/CN102788142B/en active Active
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2159475Y (en) * | 1993-05-11 | 1994-03-23 | 吴龙泉 | Speed reducer with planet-ball friction |
| CN2599259Y (en) * | 2003-01-28 | 2004-01-14 | 李�杰 | Energy saving wear-resisting integral combined piston ring oil ring |
| CN2748701Y (en) * | 2004-11-26 | 2005-12-28 | 曹福林 | Cycloid pin gear speed reducer |
| JP2006217779A (en) * | 2005-02-07 | 2006-08-17 | Yasuo Fujii | Speed reducer integrated actuator |
| CN202082376U (en) * | 2011-05-20 | 2011-12-21 | 杨建兴 | Spacing ring for planetary cycloidal pin gear reducer |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103573827A (en) * | 2013-11-08 | 2014-02-12 | 无锡威孚精密机械制造有限责任公司 | Needle roller lantern ring of hub reduction gear |
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| Publication number | Publication date |
|---|---|
| CN102788142B (en) | 2016-04-13 |
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