40results about How to "Realize clutch function" patented technology

The invention relates to a winch, which comprises a reel, a motor and a power transmission device, wherein the power transmission device comprises a shell, a shaft of a driving gear, a planetary gear component, a ring gear and a power out put part, wherein the shaft of the driving gear defines a longitudinal axis and the remote end of the shaft of the driving gear is provided with the driving gear and the shaft of the driving gear extends into the shell; the planetary gear component comprises a first planet carrier and a second planet carrier which are arranged in the shell and can rotate around the longitudinal axis, and a first planetary gear, a second planetary gear and a third planetary gear which are engaged with the transmission gear respectively and rotationally supported on the first and second planet carriers; the ring gear is arranged in the shell and meshed with the first planetary gear, the second planetary gear and the third planetary gear; and the power output part can rotate around the longitudinal axis and is provided with an input gear part and an output gear part, and the input gear part is engaged with the first planetary gear, the second planetary gear and the third planetary gear, and the output gear part is suitable to be engaged with an internal tooth part of the reel. The winch adopts a single-planetary gear to realize the function of speed reduction with large speed ratio, has the advantages of high transmission efficiency, simple structure, light weight and low cost.

The invention discloses a novel fingerprint lock. The novel fingerprint lock comprises a lock body, an inner grab handle, an outer lock head, an outer grab handle and a clutch device. The clutch device comprises a spring guide clutch device body. The outer grab handle is provided with a fingerprint recognition device. When the fingerprint recognition device is matched successfully, a motor drives a connecting tube shaft to rotate. A sliding piece can be driven to move forwards or backwards through the rotating fit between a convex lug and the threaded structure of a spring, and thus the clutch function is achieved. The elastic compression performance of the spring is further utilized, pushing force is increased gradually, and engaging and disengaging reliability and flexibility of the clutch device are guaranteed. Besides, in the actual use process, when the convex lug is rotated to the tail end of the spring, a spring wire of the spring can be slid out; idling operation of the motor can be achieved without stopping, overlarge loads of the motor are avoided and the service life of the motor is guaranteed. When the motor is rotated reversely, the convex lug can slip into the threaded spring wire automatically, and both controlling and unlocking are convenient and reliable.

The invention discloses a brake airplane wheel cooled by utilizing airplane landing kinetic energy and brake heat. The brake airplane wheel comprises an outer half wheel hub, an unpowered fan, a bearing, an inner half wheel hub and a linkage structure, wherein the outer half wheel hub and the inner half wheel hub are coaxially arranged and are spliced and fixed into a complete wheel hub, the outerhalf wheel hub and the middle portion project towards the right side to form a shaft sleeve, the unpowered fan is arranged on the shaft sleeve of the outer half wheel hub through a bearing and located between the outer half wheel hub and the inner half wheel hub, the linkage structure is arranged on the unpowered fan and the outer half wheel hub, and is in linkage with the unpowered fan and the outer half wheel hub to rotate synchronously when the rotating speed of the outer half wheel hub is high, and the linkage between the unpowered fan and the outer half wheel hub is disconnected when therotating speed of the outer half wheel hub is reduced. According to the invention, the braking energy of the airplane wheel is rapidly guided into external air, so that the temperature of the airplane wheel and the braking device can be rapidly reduced, the cooling efficiency can be improved, and the continuous take-off time interval of the airplane is shortened.

The invention discloses a clutch, a motor device and a curtain control device. The clutch comprises a driving force receiving part, a separation and reunion control part, and a driving force output part; the separation and reunion control part is arranged on one side of the driving force receiving part and comprises a first control piece, a separation and reunion piece and a second control piece;the first control piece is connected with the driving force receiving part; a first direction driving position and a first direction separating position in drive joint with the first direction drivingposition are arranged on the side far away from the driving force receiving part; the separation and reunion piece is positioned at the first direction driving position or the first direction separating position; the second control piece is connected with the external parts of the first control piece and the separation and reunion piece in a sleeving manner; and the driving force output part is arranged on the side, far away from the driving force receiving part, of the separation and reunion control part and is provided with a driving force transmitting piece. The clutch effectively solves the problem caused by adoption of the magnetic separating manner by the existing clutch to realize the separation and reunion function.

The invention discloses a novel electronic lock. The novel electronic lock comprises a lock body, an electric handle, an outer lock head, an electronic key and a clutch device. The clutch device comprises a buffering device and a spring guiding clutch device body. When the electronic key is used, the motor drives a connecting pipe shaft to rotate through the pipe shaft and a plurality of sets of buffering shifting rings after transmission buffering, a spring is compressed when a lug rotates, so that a sliding sleeve is driven to slide to be matched with or separated from the outer lock head, and the clutch function is achieved. The service life of the clutch device and the service life of the motor can be prolonged through the buffering device, it is guaranteed that a connecting boss at the front end of the sliding sleeve is clamped in a clamping groove of the outer lock head reliably by means of the elastic compression performance of the spring, and the situation that the connecting boss at the front end of the sliding sleeve gets stuck in the clamping groove of the outer lock head and cannot be disengaged from the clamping groove of the outer lock head can be prevented; in addition, the lug can slide out of a spring filament of the spring when rotating to the tail end of the spring, so that the motor can operate idly without stopping, the situation that a load is too large due to the fact that rotation of the motor is stopped suddenly is avoided, the service life of the motor is guaranteed, and both control and unlocking are convenient and reliable.

The invention relates to a pneumatic brake cylinder and a brake clamp unit. The pneumatic brake cylinder comprises a cylinder body and a front end assembly; the cylinder body is internally provided with a piston assembly; a piston sleeve is connected with the piston assembly; a lead screw is arranged in the piston sleeve, and one end of the lead screw is connected with the front-end assembly; a relieving spring is arranged between the cylinder body and the piston assembly; one end of an adjusting spring crimps the piston assembly, and the other end crimps the lead screw; an adjusting nut is arranged on the outer side of the lead screw; one side of the adjusting nut is provided with conical surface teeth; the other side of the adjusting nut is provided with a thrust bearing in contact with the piston sleeve; a conical tooth ring is sleeved on the lead screw and is matched with the conical surface teeth; a pushing ring is arranged on the piston sleeve; one end of the force transmission pipe is in contact with the bevel gear ring; the other end of the force transmission pipe is connected with the piston assembly through a gap identification spring sleeving the lead screw; a clearance identification ring is sleeved on the force transmission pipe and is in sliding connection with the piston sleeve; one end of the buffer spring is in compression joint with the bevel gear ring; and the other end of the buffer spring is in compression joint with the pushing ring. The pneumatic brake cylinder and a brake clamp unit are short in gap adjusting time and high in efficiency.

The invention provides an engagement and disengagement bearing and an automobile. The engagement and disengagement bearing comprises an annular engagement and disengagement inner ring, an annular fixing support, engagement and disengagement pins, springs and an annular engagement and disengagement outer ring, wherein multiple open pores are formed in the outer wall of the engagement and disengagement inner ring; multiple first pin holes penetrate through the inner wall and the outer wall of the fixing support; the fixing support is connected with the outer wall of the engagement and disengagement inner ring in an attached mode, and the first pin holes correspond to the open pores; each engagement and disengagement pin is inserted in the corresponding first pin hole and the corresponding open pore, and the engagement and disengagement pins are fixedly connected with the fixing support; each engagement and disengagement pin is connected with the corresponding spring; the engagement and disengagement outer ring is connected with the outer wall of the fixing support in an attached mode and provided with second pin holes corresponding to the first pin holes; each engagement and disengagement pin has a first state of penetrating and stretching into the corresponding second pin hole and a second state of disengaging from the corresponding second pin hole. By means of the engagement and disengagement bearing and the automobile, the problem that prior technologies for achieving the engagement and disengagement functions can not effectively enhance the automobile energy saving property is solved.

The invention discloses a simple clutch and relates to reeling mechanisms of screen windows. The simple clutch comprises a cap head, a swivel and a rotary shaft, wherein a bolt through hole is formed in the axial center of the cap head, each end face of the cap head is provided with at least one lug, a through hole is formed in the axial center of the swivel, one end face of the swivel is provided with a driving gear, the other end face of the swivel is provided with two grooves which are matched with the lugs on the cap head, the bottom surfaces of the grooves are oblique, a bolt hole is formed in the axial center of the head of the rotary shaft, the diameter of the middle of the rotary shaft is larger than that of the head of the rotary shaft, a driven gear is arranged on the side, close to the head, of the middle of the rotary shaft, the driving gear is matched with the driven gear, the swivel is installed on the head of the rotary shaft in a sleeved mode, the driving gear is opposite to the driven gear, the lugs arranged on the cap head are inserted into the grooves in the swivel, and the cap head and the swivel are connected through a screw and are not locked in a dead mode. The simple clutch is simple in structure and convenient to use.

The invention discloses a clutch mechanism of a cutting bed re-laminating device and belongs to the technical field of cutting beds. Through the mechanism, the problem that existing clutch mechanisms are complex in structure is solved. The clutch mechanism of the cutting bed re-laminating device comprises a support. A rotary shaft is rotationally arranged on the support in a penetrating mode and sleeved with a driving wheel and a first synchronous wheel. The first synchronous wheel is connected with a laminating pipe of the re-laminating device through a synchronous belt. A first unilateral bearing is arranged between the driving wheel and the rotary shaft. A second unilateral bearing is arranged between the first synchronous wheel and the rotary shaft. The first unilateral bearing and the second unilateral bearing are same in limiting direction. The structure is simple while the engaging and disengaging functions are achieved through the mechanism.

The invention discloses a double-speed driving wheel. The double-speed driving wheel comprises the driving wheel, a gear set, a balancing bearing seat, a clutch and a transmission shaft. The driving wheel is used for inputting or outputting a rotating speed. The gear set is used for speed changing of the driving wheel. The balancing bearing seat is used for positioning of the gear set, and a weight center line after being counterbalanced with the gear set is coincided with a geometric center line of the driving wheel at the same time; the clutch is used for the separation and reunion between the driving wheel and the output shaft. The transmission shaft is used for inputting or outputting the rotating speed. The gear set, the balancing bearing seat, the clutch and the transmission shaft are all located in a cylinder formed by the driving wheel. The driving wheel and the output shaft possess a same axis. According to the double-speed driving wheel, two different kinds of rotating speeds can be output coaxially in a same direction, the gear set and the clutch are arranged in the driving wheel, the balancing bearing seat is matched, the problems of balance and bearing installation are solved, and the massive structure is small and exquisite. The double-speed driving wheel applies to a plurality of speed changing occasions, especially to the speed changing of a rice huller.

The invention relates to a clutch, in particular to a mechanical clutch suitable for space robots. According to the technical scheme, a lead screw transmission tooth meshed type clutch with the self-locking function comprises a motor, a shell, a ball screw installed in the shell, fixed teeth and movable teeth; the motor is a power input source, output of the motor is decelerated by a worm and gear to drive the ball screw to rotate, a lead screw nut moves in the axis direction of the ball screw, a fixed tooth support is pushed by a compressed spring to transversely move, the fixed tooth support drives the fixed teeth to transversely move in the shell, and the fixed teeth and the movable teeth are meshed or disconnected to achieve clutching of two parts. According to the lead screw transmission tooth meshed type clutch, the worm and gear are used for driving, on one hand, the deceleration function of the worm and gear is used, on the other hand, the self-locking function of the worm and gear is used, and the power-down brake function of the clutch is achieved; compared with the design combining a motor, a brake and a reducer, the mechanism design is simplified, and the mass is reduced; and compared with an electromagnetic clutch and the like, the beneficial effect of being large in load capacity is achieved.

The invention relates to a damping piston for a combined type brake clutch. The damping piston comprises a piston body, a plurality of bi-directional damping units and a plurality of single-way damping units, wherein a plurality of penetrating installing holes are formed in the piston body along a circumferential direction at equal intervals; and each bi-directional damping unit and each single-way damping unit are respectively arranged in the corresponding installing hole. According to the damping piston for the combined type braking clutch, according to different force situations of two sides of the piston, stable and reliable damping units are arranged so as to damp the two sides of the piston at different degrees, so that the joint process of the clutch can be smooth and uniform, and the joint noise can be effectively reduced.

The invention relates to an internal combustion engine hand-cranking starter. The internal combustion engine hand-cranking starter comprises an outer shell, an input shaft and starting jaws. The starting jaws are in transmission connection with the input shaft. The input shaft is in transmission connection with a center shaft after being accelerated through a planetary gear assembly; the center shaft is connected with the starting jaws through an engaging and disengaging mechanism; the engaging and disengaging mechanism comprises a rotary disc and a bottom cover plate which is arranged on one side of the rotary disc in a covering mode; the center shaft sequentially penetrates through the bottom cover plate and the rotary disc; the center shaft and the bottom cover plate are arranged in a spaced mode; the center shaft is synchronously and rotationally connected with the rotary disc; more than one starting jaw groove which communicates with the edge of the rotary disc is formed in the surface of the side, close to the planetary gear assembly, of the rotary disc, and the starting jaw grooves are circumferentially distributed in the surface of the rotary disc; and the starting jaws are disposed in the starting jaw grooves correspondingly and oppositely open on the outside of the rotary disc or oppositely close along with the rotation of the rotary disc. According to the internal combustion engine hand-cranking starter, the whole structure of a traditional starter is improved, so that starting is achieved with much less effort, the sealing performance is better and the engaging and disengaging functions are achieved on the basis of no change of the size.

The invention discloses a new type of electronic lock, which includes a lock body, an electric handle, an outer lock head, an electronic key, and a clutch device. The clutch device includes a buffer device and a spring-guided clutch device. The buffer ring of the group drives the connecting pipe shaft to rotate after buffering, and the spring is compressed when the lug rotates, thereby driving the sliding sleeve to slide to cooperate with or separate from the outer lock head to realize the clutch function, and the use of the clutch device and the motor can be improved through the buffer device The service life is long, and the elastic compression performance of the spring is used to ensure the reliability of the connecting boss at the front end of the sliding sleeve and the slot of the outer lock head, and to prevent the locking of the connecting boss at the front end of the sliding sleeve and the slot of the outer locking head It cannot be disengaged, and when the lug rotates to the end of the spring, the spring wire of the spring can be slid out, so that the motor can run idling without stopping, avoiding excessive load when the motor rotation is suddenly stopped, ensuring the service life of the motor and controlling And unlocking are convenient and reliable.

The invention discloses an efficient tooth cutting mechanism. The efficient tooth cutting mechanism comprises a cutting knife, a clamping device for clamping the cutting knife, a screw rod penetratingthrough a bracket, and a first straight line driving mechanism, wherein the cutting knife is vertically down, the clamping device is fixedly connected with a cutting tooth sliding sleeper, the bracket is arranged above the cutting tooth sliding sleeper, a nut is arranged on the top of the bracket, the screw rod penetrates through the nut, the bottom end of the screw rod is connected to a pressingplate located in the bracket, a spring is arranged between the top of the cutting tooth sliding sleeper and the bottom of the pressing plate, and the first straight line driving mechanism is used fordriving the upper and lower movement of the cutting tooth sliding sleeper. According to the efficient tooth cutting mechanism and a tooth cutting method, the problems that in the prior art, a tooth cutting machine often needs to stop to make recovery and has low work efficiency, meanwhile the working pressure is high, and durability is low are solved; and the purposes that stopping for making recovery is not needed, the work efficiency is improved, meanwhile the service stability is improved, and the service life is prolonged are realized.