CN203248621U - Gear box of cycloidal-pin wheel - Google Patents
Gear box of cycloidal-pin wheel Download PDFInfo
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- CN203248621U CN203248621U CN 201320281641 CN201320281641U CN203248621U CN 203248621 U CN203248621 U CN 203248621U CN 201320281641 CN201320281641 CN 201320281641 CN 201320281641 U CN201320281641 U CN 201320281641U CN 203248621 U CN203248621 U CN 203248621U
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- gear
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- power output
- cycloidal
- receiving cavity
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Abstract
The utility model provides a gear box of a cycloidal-pin wheel, and belongs to the technical field of gear boxes. The gear box of the cycloidal-pin wheel solves the technical problems that the gear box is poor in decelerating effect, small in torque, poor in load capacity of an output shaft and low in working efficiency in the prior art. According to the technical scheme, the gear box of the cycloidal-pin wheel comprises a reduction gear box, a power output shaft and a gear decelerating mechanism in the reduction gear box. The gear decelerating mechanism comprises a gear I, a gear II and a gear III, wherein the gear I, the gear II and the gear III are connected with one another in a meshed mode in sequence. The power output shaft is provided with an eccentric gear set which comprises a gear IV with a through hole in the middle, a gear V meshed and connected with the gear IV and a power output disc connected with the gear IV, and the gear IV, the gear V and the power output disc are arranged in an eccentric mode. The gear III and the gear IV are in interference connection, and the power output disc is arranged on the power output shaft in a sleeved mode and can drive the power output shaft to rotate. The gear box of the cycloidal-pin wheel has the advantages of being more compact in structure, stronger in decelerating efficiency, larger in torque of the gear box, and high in working efficiency.
Description
Technical field
The utility model belongs to the gear-box technical field, relates to a kind of cycloidal-pin wheel gear-box.
Background technique
Reduction gear box is as the part of reducing motor, its application is very extensive, belong to power equipment indispensable on the gearing, be usually used in steel industry, machinery industry etc., particularly on the equipment such as, STEREOSCOPIC WAREHOUSE mechanical, automatic stored at printing machinery, corrugated machine, package packing machine, conveying mechanism, food machinery, color box, weaving, chemical industry.
Under the major premise of electromechanical integration, reducing motor in the market trends towards gradually motor and gear box combination is used, input shaft by utilizing motor and the engagement of the gear of gear-box inside and utilize the characteristics of the inner stage-geared of original gear-box or turbine worm transmission to reach the purpose of deceleration, existing reduction gearbox for electrical motor generally comprises gear case body, the end cap that matches with casing and reduction gears mechanism, be formed with receiving cavity between gear case body and the end cap, reduction gears mechanism is arranged in the receiving cavity, reduction gears mechanism has multi-stage gear and slows down, its gear structure is lubricated by lubricant oil, gear case body and end cap are mounted by means of bolts on together, but there is a more general problem in this gear-box: the gear-box retardation efficiency is lower, because deceleration weak effect, the moment of torsion of gear-box is less also, therefore the load capacity of output shaft is also poor, thereby directly have influence on the working efficiency of gear-box, if increase the moment of torsion of gear-box, increase the load capacity of output shaft, the gear quantity that must increase gear-box inside strengthens the deceleration effect, and such volume and weight that certainly will increase gear-box, cost is also relatively large.
The model utility content
The purpose of this utility model is the problems referred to above that exist for prior art, has proposed a kind of compact structure, can increase again the cycloidal-pin wheel gear-box of torque when improving retardation efficiency.
The purpose of this utility model can be achieved through the following technical solutions: a kind of cycloidal-pin wheel gear-box, comprise the reduction gear box that consists of and be fixedly connected with motor with bottom by loam cake, be installed in the reduction gear box and output terminal stretches out the pto＝power take-off beyond the loam cake and is installed in reduction gears mechanism in the reduction gear box, motor output shaft stretches in the reduction gear box, described reduction gears mechanism comprises the gear one that is fixed on the motor output shaft, the gear two that is set on the needle shaft that is fixed in bottom and is connected with a joggle with gear one, the gear three that is set on the pto＝power take-off and is connected with a joggle with gear two, it is characterized in that: also be provided with the eccentricity gear group on the described pto＝power take-off, described eccentricity gear group comprises that the middle part has the gear four of through hole, the gear five and the power output disc that is connected with gear four and the three's eccentric setting that are connected with a joggle with gear four, said gear three is connected with gear four interference, and power output disc is set on the pto＝power take-off and can drives the pto＝power take-off rotation.
In above-mentioned a kind of cycloidal-pin wheel gear-box, described gear five is internal diameter greater than the gear external gear in footpath all round, the middle part of described power output disc is fixedly connected with internal axle sleeve and power output disc and internal axle sleeve eccentric setting, described gear quadruplet is located on the internal axle sleeve and with the internal axle sleeve interference and is connected, and said gear three extends axially out geared sleeve and internal axle sleeve is connected with the geared sleeve interference.
In above-mentioned a kind of cycloidal-pin wheel gear-box, the top edge of described power output disc extends outward several fixing columns, the edge of described gear four is provided with and internal diameter suitable with fixing column greater than the fixed hole of fixing column external diameter, and described fixing column can circumferentially rotate in fixed hole.
In above-mentioned a kind of cycloidal-pin wheel gear-box, the connecting end of pto＝power take-off is provided with the axis hole that laterally runs through axle body and the bearing pin that can pass axis hole, is provided with suitable with bearing pin on the bottom surface of described power output disc and can holds the pin groove of bearing pin.
In above-mentioned a kind of cycloidal-pin wheel gear-box, be provided with axial step shape receiving cavity in the described bottom, comprise the extended receiving cavity two in receiving cavity one and receiving cavity one middle part, be provided with center hole on the receiving cavity two, above-mentioned power output disc is placed in the receiving cavity two, the connecting end of above-mentioned pto＝power take-off passes center hole and stretches out beyond the bottom, and above-mentioned bearing pin rests on the bottom surface of receiving cavity two after passing pto＝power take-off.
In above-mentioned a kind of cycloidal-pin wheel gear-box, the outer periphery of described gear five extend axially out some fixed blocks, and above-mentioned receiving cavity one surface is provided with the fixed groove suitable with fixed block, and fixed block is installed in gear five is fixed in the receiving cavity one.
Compared with prior art, the beneficial effects of the utility model are: by setting-up eccentricity gear train in reduction gear box, gear box structure is compacter, also strengthened the inner retardation efficiency of reduction gear box, its deceleration effect is better, the gear-box moment of torsion also increases relatively, and the load capacity of pto＝power take-off strengthens, so that the whole work efficiency of reduction gear box is higher.
Description of drawings
Fig. 1 is the perspective view of a kind of cycloidal-pin wheel gear-box of the utility model.
Fig. 2 is the internal structure floor map of a kind of cycloidal-pin wheel gear-box of the utility model.
Fig. 3 is the front decomposing schematic representation of a kind of cycloidal-pin wheel gear-box of the utility model.
Fig. 4 is the back side decomposing schematic representation of a kind of cycloidal-pin wheel gear-box of the utility model.
Among the figure, 1, motor; 2, reduction gear box; 21, loam cake; 22, bottom; 23, receiving cavity one; 24, receiving cavity two; 25, fixed groove; 26; Center hole 3, pto＝power take-off; 31, axis hole; 32, bearing pin; 4, gear one; 5, gear two; 51, needle shaft; 6, gear three; 61, geared sleeve; 7, gear four; 71, fixed hole; 8, gear five; 81, fixed block; 9, power output disc; 91, fixed hole; 92, pin groove; 10, internal axle sleeve.
Embodiment
Below be specific embodiment of the utility model and by reference to the accompanying drawings, the technical solution of the utility model is further described, but the utility model be not limited to these embodiments.
As shown in Figures 1 to 4, a kind of cycloidal-pin wheel gear-box of the utility model, comprise the reduction gear box 2 that consists of and be fixedly connected with motor 1 with bottom 22 by loam cake 21, be installed in the reduction gear box 2 and output terminal stretches out the pto＝power take-off 3 beyond the loam cake 21 and is installed in reduction gears mechanism in the reduction gear box 2, motor output shaft stretches in the reduction gear box 2, described reduction gears mechanism comprises the gear 1 that is fixed on the motor output shaft, the gear 25 that is set on the needle shaft 51 that is fixed in bottom 22 and is connected with a joggle with gear 1, the gear 36 that is set on the pto＝power take-off 3 and is connected with a joggle with gear 25, also be provided with the eccentricity gear group on the described pto＝power take-off 3, described eccentricity gear group comprises that the middle part has the gear 47 of through hole, the gear 58 and the power output disc 9 that is connected with gear 47 and the three's eccentric setting that are connected with a joggle with gear 47, said gear 36 is connected with gear 47 interference, and power output disc 9 is set on the pto＝power take-off 3 and can drives pto＝power take-off 3 rotations.
By setting-up eccentricity gear train in reduction gear box, eccentricity gear group and gear 36 are installed on the pto＝power take-off 3 simultaneously, and external gear 47 overlaps with internal gear 58, after having increased the eccentricity gear group, its gear-box inner space is without larger variation, so gear box structure is compacter; Behind the setting-up eccentricity gear train, the retarding stage of whole gear-box increases level Four from original two-stage, has increased reduction speed ratio, strengthened the reduction gear box retardation efficiency, the gear-box moment of torsion also increases relatively, and the load capacity of pto＝power take-off strengthens, so that the whole work efficiency of reduction gear box is higher.
Gear 58 is that internal diameter is greater than the external gear of gear 47 external diameters, the middle part of described power output disc 9 is fixedly connected with internal axle sleeve 10 and power output disc 9 and internal axle sleeve 10 eccentric settings, described gear 47 is sheathed on the internal axle sleeve 10 and with internal axle sleeve 10 interference and is connected, and said gear 36 extends axially out geared sleeve 61 and internal axle sleeve 10 is connected with geared sleeve 61 interference; The top edge of power output disc 9 extends outward several fixing columns 91, and the edge of described gear 47 is provided with and internal diameter suitable with fixing column 91 greater than the fixed hole 71 of fixing column 91 external diameters, and described fixing column 91 can be in fixed hole 71 interior circumferential rotations; Because power output disc 9 and internal axle sleeve 10 eccentric settings, when gear 36 when pto＝power take-off 3 rotates, power output disc 9 is had enough to meet the need in rotation, thereby make fixing column 91 on the power output disc 9 in fixed hole 71 interior while rotation and turnovers, when fixing column 91 during in fixed hole 71 interior turnover, fixing column 91 is made circular movement at the hole wall of fixed hole 71, make the internal tooth engagement driving of external tooth and the gear 58 of gear 47, form the geard-down speed that has then accelerated gear-box, increase retardation efficiency.
The connecting end of pto＝power take-off 3 is provided with the axis hole 31 that laterally runs through axle body and the bearing pin 32 that can pass axis hole 31, be provided with suitable with bearing pin 32 on the bottom surface of described power output disc 9 and can hold the pin groove 92 of bearing pin 32, bearing pin 32 is horizontally through on the pin groove 92 that axis hole 31 finally is fixed on power output disc 9 bottom surfaces, rotate so that power output disc 9 drives pto＝power take-off 3 when rotating, power is delivered on the moving pto＝power take-off 3 the most at last.
Be provided with axial step shape receiving cavity in the bottom, comprise the extended receiving cavity 2 24 in receiving cavity 1 and receiving cavity one 23 middle parts, be provided with center hole 26 on the receiving cavity 2 24, above-mentioned power output disc 9 is placed in the receiving cavity 2 24, the connecting end of above-mentioned pto＝power take-off 3 passes center hole 26 and stretches out beyond the bottom 22, above-mentioned bearing pin 32 rests on the bottom surface of receiving cavity 2 24 after passing pto＝power take-off 3, axial step shape receiving cavity is so that power output disc 9 and gear 47, gear 58 places respectively in receiving cavity 2 24 and the receiving cavity 1, reduced the clearance spaces of gear-box inside, so that gear box structure is compacter.
The outer periphery of gear 58 extend axially out some fixed blocks 81, above-mentioned receiving cavity one 23 surfaces are provided with the fixed groove 25 suitable with fixed block 81, fixed block 81 is installed in gear 58 is fixed in the receiving cavity 1, gear 58 is fixed in the receiving cavity 1, so that gear 47 during with gear 58 engagement driving resistance reach maximum value, effectively increased gear 47 and gear 58 deceleration effects.
The working principle that is drawn this gear-box by above-described embodiment is as follows: rear driven gear one 4 rotations of motor 1 energising, and gear 1 is connected with a joggle with gear 25 and driven gear 25 rotates the deceleration of the formation first order; Gear 25 is connected with a joggle with gear 36 and driven gear 36 rotates the deceleration of the formation second level; Gear 36 is connected with internal axle sleeve 10 interference, and internal axle sleeve 10 is connected with power output disc 9 off-centre again, so 9 rotations of gear 36 drive power output discs, and power output disc 9 is simultaneously rotation and the deceleration of the turnover formation third level on gear 47; Gear 47 is because the wobbler action meeting forms fourth stage deceleration in the turnover of gear 58 internal gears in rotation, this moment, gear-box dropped to the output speed of motor 1 minimum, because power output disc 9 is fixedly connected with by bearing pin 32 with pto＝power take-off 3, the rotating speed of therefore last pto＝power take-off 3 is minimum speed, because retardation efficiency strengthens, the gear-box moment of torsion increases, and the load capacity of pto＝power take-off strengthens, and the whole work efficiency of reduction gear box is higher.
Specific embodiment described herein only is to the explanation for example of the utility model spirit, the utility model person of ordinary skill in the field can make various modifications or replenishes or adopt similar mode to substitute described specific embodiment, but can't depart from spirit of the present utility model or surmount the defined scope of appended claims.
Claims (6)
1. cycloidal-pin wheel gear-box, comprise the reduction gear box (2) that consists of and be fixedly connected with motor (1) by loam cake (21) and bottom (22), be installed in the reduction gear box (2) and output terminal stretch out loam cake (21) in addition pto＝power take-off (3) and be installed in reduction gears mechanism in the reduction gear box (2), motor output shaft stretches in the reduction gear box (2), described reduction gears mechanism comprises the gear one (4) that is fixed on the motor output shaft, be set in the needle shaft (51) that is fixed in bottom (22) gear two (5) upper and that be connected with a joggle with gear one (4), be set in pto＝power take-off (3) gear three (6) upper and that be connected with a joggle with gear two (5), it is characterized in that: described pto＝power take-off also is provided with the eccentricity gear group on (3), described eccentricity gear group comprises that the middle part has the gear four (7) of through hole, the gear five (8) that is connected with a joggle with gear four (7) and power output disc (9) and the three's eccentric setting that is connected with gear four (7), said gear three (6) is connected with gear four (7) interference, and power output disc (9) is set in the upper pto＝power take-off (3) that also can drive of pto＝power take-off (3) and rotates.
2. cycloidal-pin wheel gear-box according to claim 1 is characterized in that; Described gear five (8) is that internal diameter is greater than the external gear of gear four (7) external diameters, the middle part of described power output disc (9) is fixedly connected with internal axle sleeve (10) and power output disc (9) and internal axle sleeve (10) eccentric setting, described gear four (7) is sheathed on internal axle sleeve (10) and upward and with internal axle sleeve (10) interference is connected, and said gear three (6) extends axially out geared sleeve (61) and internal axle sleeve (10) is connected with geared sleeve (61) interference.
3. cycloidal-pin wheel gear-box according to claim 2 is characterized in that; The top edge of described power output disc (9) extends outward several fixing columns (91), the edge of described gear four (7) is provided with and internal diameter suitable with fixing column (91) greater than the fixed hole (71) of fixing column (91) external diameter, and described fixing column (91) can circumferentially rotate in fixed hole (71).
4. cycloidal-pin wheel gear-box according to claim 3 is characterized in that; The connecting end of pto＝power take-off (3) is provided with the axis hole (31) that laterally runs through axle body and the bearing pin (32) that can pass axis hole (31), is provided with suitable with bearing pin (32) on the bottom surface of described power output disc (9) and can holds the pin groove (92) of bearing pin (32).
5. cycloidal-pin wheel gear-box according to claim 4 is characterized in that; Be provided with axial step shape receiving cavity in the described lower cover, comprise the extended receiving cavity two (24) of receiving cavity one (23) and receiving cavity one (23) middle part, be provided with center hole (26) on the receiving cavity two (24), above-mentioned power output disc (9) is placed in the receiving cavity two (24), the connecting end of above-mentioned pto＝power take-off (3) passes center hole (26) and stretches out bottom (22) in addition, and above-mentioned bearing pin (32) rests on the bottom surface of receiving cavity two (24) after passing pto＝power take-off (3).
6. cycloidal-pin wheel gear-box according to claim 5 is characterized in that; The outer periphery of described gear five (8) extend axially out some fixed blocks (81), above-mentioned receiving cavity one (23) surface is provided with the fixed groove (25) suitable with fixed block (81), and fixed block (81) is installed in gear five (8) is fixed in the receiving cavity one (23).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201320281641 CN203248621U (en) | 2013-05-21 | 2013-05-21 | Gear box of cycloidal-pin wheel |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201320281641 CN203248621U (en) | 2013-05-21 | 2013-05-21 | Gear box of cycloidal-pin wheel |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203248621U true CN203248621U (en) | 2013-10-23 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN 201320281641 Expired - Fee Related CN203248621U (en) | 2013-05-21 | 2013-05-21 | Gear box of cycloidal-pin wheel |
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Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103878211A (en) * | 2014-03-19 | 2014-06-25 | 西安交通大学 | Cycloid cam transmission type solenoid drive servo bending machine |
| CN104455227A (en) * | 2014-11-26 | 2015-03-25 | 合肥耀辉太阳能热力工程科技有限公司 | Reduction gear with group drive of involute gear and cycloid gear |
| CN108923581A (en) * | 2018-07-11 | 2018-11-30 | 上海新世纪机器人有限公司 | The overload protection arrangement of miniature DC geared motor |
| CN108954772A (en) * | 2018-08-21 | 2018-12-07 | 珠海格力电器股份有限公司 | Board driving mchanism, panel assembly and air conditioner |
| CN109950990A (en) * | 2019-03-25 | 2019-06-28 | 王召伟 | A kind of band eccentric gear brushless motor |
-
2013
- 2013-05-21 CN CN 201320281641 patent/CN203248621U/en not_active Expired - Fee Related
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103878211A (en) * | 2014-03-19 | 2014-06-25 | 西安交通大学 | Cycloid cam transmission type solenoid drive servo bending machine |
| CN103878211B (en) * | 2014-03-19 | 2016-03-02 | 西安交通大学 | A kind of Electromagnetic Drive servo bender of Cycloidal pin-wheel drive mode |
| CN104455227A (en) * | 2014-11-26 | 2015-03-25 | 合肥耀辉太阳能热力工程科技有限公司 | Reduction gear with group drive of involute gear and cycloid gear |
| CN108923581A (en) * | 2018-07-11 | 2018-11-30 | 上海新世纪机器人有限公司 | The overload protection arrangement of miniature DC geared motor |
| CN108954772A (en) * | 2018-08-21 | 2018-12-07 | 珠海格力电器股份有限公司 | Board driving mchanism, panel assembly and air conditioner |
| CN109950990A (en) * | 2019-03-25 | 2019-06-28 | 王召伟 | A kind of band eccentric gear brushless motor |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20131023 Termination date: 20160521 |
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| CF01 | Termination of patent right due to non-payment of annual fee |