CN202392056U

CN202392056U - Continuously-variable transmission for non-conical gears

Info

Publication number: CN202392056U
Application number: CN201120470882XU
Authority: CN
Inventors: 郑方焱
Original assignee: Individual
Current assignee: Individual
Priority date: 2011-11-24
Filing date: 2011-11-24
Publication date: 2012-08-22
Anticipated expiration: 2021-11-24

Abstract

The utility model provides a continuously-variable transmission for non-conical gears. The continuously-variable transmission comprises a box body (1), an input shaft (2) and an upper shaft gear (3). An output shaft (25) is arranged by means of forming a right angle with the input shaft (2) on the other side of the box body; a planet carrier (5) is arranged on the other end of the output shaft (25) through a bearing; a bevel gear (4) is fixedly connected to the planet carrier (5); non-conical gears II, III, I, IV, V and VI (7, 8, 6, 9, 10 and 11) are sequentially arranged through shafts of the planet carrier (5); the non-conical gear II (7) and the non-conical gear III (8) are fixedly connected through a shaft I (20); the non-conical gear I (6) is fixedly connected with the non-conical gear IV (9) through a shaft II (21); the non-conical gear V (10) is fixedly connected with the non-conical gear VI (11) through a shaft III (22); and non-conical gears XII, X and XI (26, 24 and 23) are supported on the output shaft (25) through overrun clutches I, II and III (27, 28 and 29).

Description

Non-cone gear stepless speed variator

Technical field

The utility model is a kind of novel stepless speed changing mechanism, specifically is non-cone gear stepless speed variator.

Background technique

Traditional stepless speed variator, be mostly friction type and pulsed, friction type have transmitting torque little with short shortcoming of life-span, pulsed because speed fluctuation can't be applied in occasion at a high speed greatly.

Summary of the invention

The utility model purpose provides a kind of high low speed that is used for, and heavy and light such as carries at various occasions; Output speed can have infinitely-great gear ratio in theory since 0, has the stepless speed variator of suitable deceleration concurrently, is non-cone gear stepless speed variator especially.

The technological scheme of the utility model does for this reason, and non-cone gear stepless speed variator comprises a casing (1), and input shaft (2) and axle cog (3), and output shaft (25) is in the setting that meets at right angles of the opposite side of casing and input shaft (2); It is characterized in that: the other end of output shaft (25) is provided with planet carrier (5) through bearing; Be fixedly connected with bevel gear (4) on the planet carrier (5); Be provided with non-cone gear two, non-cone gear three, non-cone gear one, non-cone gear four, non-cone gear five, non-cone gear six (7,8,6,9,10,11) on the planet carrier (5) successively; Wherein non-cone gear (7) and non-cone gear (8) connect firmly through axle one (20); Non-cone gear (6) and non-cone gear (9) connect firmly through axle two (21), and non-cone gear (10) and non-cone gear (11) connect firmly through axle three (22); Be provided with regualting frame (16) in the side of casing (1) inferior planet frame (5); Regualting frame (16) on adjusting axle one (19) and adjusting axle two (14), is fixedly connected with non-cone gear (13), non-cone gear (12), non-cone gear (15) and worm sector (18) through bearings on the regualting frame (16); Worm sector (18) and worm screw (17) are meshed, and worm screw (17) passes through bearings on casing; Output shaft (25) is gone up through free wheel device one, free wheel device two, free wheel device three (27,28,29) and is being supported non-cone gear 12, non-cone gear ten, non-cone gear 11 (26,24,23); The corresponding respectively non-cone gear of wherein non-cone gear two, non-cone gear three, non-cone gear one, non-cone gear four, non-cone gear five, non-cone gear six (7,8,6,9,10,11) nine, non-cone gear 11, non-cone gear ten, non-cone gear seven, non-cone gear 12, non-cone gear eight (15,23,24,12,26,13).

Beneficial effect:

The utility model uses non-cone gear differential gear train; Planet carrier is moved as the primary input campaign; Because sun gear is fixed, the principle of planet wheel rotation and revolution is exported its compound motion to non-cone gear through another; Reasonably the pitch curve of the non-cone gear of design can obtain required velocity ratio; The driving gear of designing the careful distance of difference respectively with above transmission is arranged in juxtaposition, and through free wheel device maximum speed is exported; Regulating ring can rotate around the planet carrier vertical centre, carries out speed regulation through the relative working pressure angle that changes every group of two pairs of gears.Be used for high low speed, heavy and light such as carries at various occasions; Output speed can have infinitely-great gear ratio in theory since 0, has the effect of suitable deceleration concurrently, and the bent type transmission system that instead is made up of speed change acceleration and deceleration device has the big characteristics of long bearing capacity transmission ratio of life-span.

This mechanism belongs to the differential gear train combined mechanism, and output speed is synthetic by planet wheel and planet carrier motion, has good dynamics; The arrangement of three groups of abreast-type outputs, reasonably the kind of drive of gear profile and pure engagement makes it have very big bearing capacity; Output speed can be since 0, and gear ratio can reach infinitely great in theory by the transmission ratio function decision of non-cone gear; Has suitable deceleration effect, the transmission system that instead is made up of retarder and speed changer.

Description of drawings

Fig. 1 is the structure sectional view of the utility model.

1 is casing among the figure, the 2nd, and input shaft, 3 cog, 4 bevel gears; The 5th, planet carrier, 6,7,8,9,10,11 is respectively that non-cone gear one, two, three, four, five, six, 12,13,15 is respectively non-cone gear seven, eight, nine, 16th, regualting frame; The 17th, worm screw, 18 worm sectors, the 14th, adjusting axle one, 19 adjusting axle two; The 20th, axle the, the 21st, axle the two, the 22nd, axle three, 24,23; 26 is respectively non-cone gear the ten, 11,12, the 25th, output shaft, and 27,28,29 is respectively free wheel device one, two, three.

Embodiment

The utility model is as shown in Figure 1.

Non-cone gear stepless speed variator comprises a casing 1, and input shaft 2 cogs 3 with axle, and output shaft 25 is in the setting that meets at right angles of the opposite side of casing and input shaft 2; The other end of output shaft 25 is provided with planet carrier 5 through bearing; Be fixedly connected with bevel gear 4 on the planet carrier 5; Axle through planet carrier 5 is provided with non-cone gear 27, non-cone gear 38, non-cone gear 1, non-cone gear 49, non-cone gear 5 10, non-cone gear 6 11 successively; Wherein non-cone gear 27 connects firmly through axle 1 with non-cone gear 38; Non-cone gear 1 connects firmly through axle 2 21 with non-cone gear 49, and non-cone gear 5 10 connects firmly through axle 3 22 with non-cone gear 6 11; Side at casing 1 inferior planet frame 5 is provided with regualting frame 16; Regualting frame 16 on adjusting axle 2 19 and adjusting axle 1, is fixedly connected with non-cone gear 8 13, non-cone gear 7 12, non-cone gear 9 15 and worm sector 18 through bearings on the regualting frame 16; Worm sector 18 is meshed with worm screw 17, and worm screw 17 passes through bearings on casing; Supporting non-cone gear 12, non-cone gear 10, non-cone gear 11 through free wheel device 1, free wheel device 2 28, free wheel device 3 29 on the output shaft 25.

The corresponding respectively non-cone gear of wherein non-cone gear 27, non-cone gear 38, non-cone gear 1, non-cone gear 49, non-cone gear 5 10, non-cone gear 6 11 9 15, non-cone gear 11, non-cone gear 10, non-cone gear 7 12, non-cone gear 12, non-cone gear 8 13.

Power is from input shaft 2 inputs; Cog 3 through axle; Bevel gear 4 transmissions are rotated planet carrier 5; Because non-cone gear 7 12, non-cone gear 8 13, non-cone gear 9 15 that regualting frame 16 reaches are fixed; Non-cone gear 27, non-cone gear 38, non-cone gear 1, non-cone gear 49, non-cone gear 5 10,6 11 revolution and the rotations of non-cone gear pass motion to non-cone gear 11, non-circular cone tooth 12, non-circular cone tooth 10 corresponding on the output wheel, through free wheel device 1, free wheel device 2 28, free wheel device 3 29 maximum output speed are passed to output shaft 25 again; During speed change; Regulate worm screw 17, regualting frame 16 with and on non-cone gear 8 13, non-cone gear 7 12, non-cone gear 9 15 around adjusting axle 1, adjusting axle 2 19 turns over certain angle; Be equivalent to change the phase angle of non-cone gear, thereby change velocity ratio.

Claims

1. non-cone gear stepless speed variator comprises a casing (1), and input shaft (2) and axle cog (3), and output shaft (25) is in the setting that meets at right angles of the opposite side of casing and input shaft (2); It is characterized in that: the other end of output shaft (25) is provided with planet carrier (5) through bearing; Be fixedly connected with bevel gear (4) on the planet carrier (5); Be provided with non-cone gear two, non-cone gear three, non-cone gear one, non-cone gear four, non-cone gear five, non-cone gear six (7,8,6,9,10,11) on the planet carrier (5) successively; Wherein non-cone gear two (7) and non-cone gear three (8) connect firmly through axle one (20); Non-cone gear one (6) and non-cone gear four (9) connect firmly through axle two (21), and non-cone gear five (10) and non-cone gear six (11) connect firmly through axle three (22); Output shaft (25) is gone up through free wheel device one, free wheel device two, free wheel device three (27,28,29) and is being supported non-cone gear 12, non-cone gear ten, non-cone gear 11 (26,24,23); The corresponding respectively non-cone gear of wherein non-cone gear two, non-cone gear three, non-cone gear one, non-cone gear four, non-cone gear five, non-cone gear six (7,8,6,9,10,11) nine, non-cone gear 11, non-cone gear ten, non-cone gear seven, non-cone gear 12, non-cone gear eight (15,23,24,12,26,13); Be provided with regualting frame (16) in the side of casing (1) inferior planet frame (5); Regualting frame (16) on adjusting axle two (19) and adjusting axle one (14), is fixedly connected with non-cone gear eight (13), non-cone gear seven (12), non-cone gear nine (15) and worm sector (18) through bearings on the regualting frame (16); Worm sector (18) and worm screw (17) are meshed, and worm screw (17) passes through bearings on casing.

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