CN117639377B - High-precision transmission mechanism of pedal motor and transmission method thereof - Google Patents
High-precision transmission mechanism of pedal motor and transmission method thereof Download PDFInfo
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- CN117639377B CN117639377B CN202311695050.1A CN202311695050A CN117639377B CN 117639377 B CN117639377 B CN 117639377B CN 202311695050 A CN202311695050 A CN 202311695050A CN 117639377 B CN117639377 B CN 117639377B
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Abstract
The invention discloses a pedal motor high-precision transmission mechanism and a transmission method thereof, wherein the pedal motor transmission mechanism is arranged in an electromagnetic anti-interference shell; the driving worm is fixedly arranged outside the driving shaft, and the transmission worm wheel is fixedly arranged outside the output shaft; a transmission speed measuring and reducing mechanism is arranged between the driving shaft and the output shaft, and the speed of transmission is measured in real time through the speed measuring structure in the running process of the pedal motor; the steering reinforcement mechanism is arranged on the outer side of the lower part of the output shaft, the output shaft rotates to drive the automobile pedal to stretch out or store, the steering reinforcement mechanism can reinforce the stop steering state of the output shaft, the adjustment state of the automobile pedal is maintained, and the supporting strength of the application of the automobile pedal is enhanced. This footboard motor high accuracy drive mechanism, its inside is provided with real-time speed measurement and speed limit adjustment structure, and the output shaft avris is provided with turns to strengthening mechanism, reduces the influence of automobile pedal bearing capacity to the output shaft, keeps the application transmission accuracy of footboard motor.
Description
Technical Field
The invention relates to the technical field of automobile pedal motor transmission mechanisms, in particular to a pedal motor high-precision transmission mechanism and a transmission method thereof.
Background
The pedal motor is power output equipment applied to an automobile, the pedal motor is connected to the side of an automobile pedal in a control manner, and the pedal motor is driven to control the extension or retraction of the automobile pedal when in use, so that some higher automobiles can extend the pedal to facilitate a user to get on or off the automobile, and the transmission mechanism of the pedal motor directly influences the application flexibility of extension and retraction of the automobile pedal;
The pedal motor with the application number of CN102111035A is characterized in that the electric brush of a brush holder assembly is correspondingly arranged at the position of a commutator of a rotor assembly, a magnetic shoe of a stator assembly is arranged on the inner wall of a motor shell, an oil-containing bearing is arranged at the bottom of the motor shell and supports the rotor shaft in the rotor assembly, a rotor iron core is coaxially arranged on the rotor shaft, a rotor winding is wound on the rotor iron core, the commutator and a signal magnetic ring are also coaxially arranged on the rotor shaft in sequence, torque generated by rotation of the rotor is transmitted to the upper surface of a first speed reduction worm wheel pair through a first speed reduction worm rod arranged on the rotor shaft, the torque is transmitted to a second speed reduction worm wheel shaft which is arranged together with the first speed reduction worm wheel pair, and finally, the second speed reduction worm wheel pair transmits the torque to a power output shaft. Because the pedal motor is controlled by the electronic controller ECU, the ECU sends out a rotation stopping instruction according to the detected signal, and the pedal motor accurately stops rotating; in the transmission process of the pedal motor, the power output rotating speed in the transmission is inconvenient to monitor, so that the accuracy of the transmission of the pedal motor cannot be known;
The pedal motor with the application number of CN207246332U comprises a motor body and an output shaft, a reduction gearbox is arranged between the motor body and the output shaft, the reduction gearbox comprises a shell, a first gear arranged on a rotating shaft of the motor body, the output shaft and a second gear arranged on the output shaft, the output shaft comprises a third gear meshed with the first gear and a worm meshed with the second gear, the third gear is fixed at one end of the worm and is coaxially arranged with the worm, and the axis of the motor body is parallel to the axis of the output shaft; the utility model provides a pedal motor which has simple and compact structure and high reliability; however, the internal transmission mechanism of the pedal motor is simple in structure, and the accuracy in the transmission process is affected;
The utility model provides an automobile pedal motor of application number CN216959507U, includes the casing and installs actuating lever, motor on the casing, the motor include the fuselage and with the motor shaft of fuselage linkage, motor shaft one end and actuating lever linkage, its characterized in that: the shell is located the one end that keeps away from the actuating lever and is equipped with the hand drive and rotates the cap, the motor shaft other end extends towards the fuselage outside until surpassing the shell outside and with hand drive rotation cap linkage. The beneficial effects of the utility model are as follows: the automobile pedal motor solves the problem that an automobile pedal cannot be automatically retracted or extended when the pedal motor or an automobile body fails; however, the pedal motor is inconvenient to limit the steering of the output shaft in a stop state in the use process, and the application of the output shaft is easily influenced by the bearing reverse acting force of the automobile pedal;
The inside drive mechanism of current part footboard motor is in the transmission output in-process, be inconvenient for to the rotational speed real-time supervision of transmission in-process, transmission output's precision can not know fast, along with the increase of live time, footboard motor driven deviation degree is bigger and bigger, influence the extension and the state of retrieving of automobile pedal, and automobile pedal is when stretching out the use, under the great circumstances of bearing capacity, it can produce certain reverse effort feedback to the footboard motor, the transmission output mechanism of footboard motor receives further influence, the transmission precision that follow-up footboard motor used further reduces.
Therefore, a pedal motor high-precision transmission mechanism and a transmission method thereof are needed to be designed aiming at the problems.
Disclosure of Invention
The invention aims to provide a pedal motor high-precision transmission mechanism and a transmission method thereof, which are used for solving the problems that in the prior art, the internal transmission mechanism of a part of pedal motors is inconvenient to monitor the rotating speed in the transmission process in real time in the transmission output process, the accuracy of transmission output cannot be quickly known, the extending and retracting states of the automobile pedal are influenced due to the fact that the deviation degree of the transmission of the pedal motors is larger and larger along with the increase of the service time, and the automobile pedal generates certain reverse acting force to be fed back to the pedal motor under the condition of larger bearing force when the automobile pedal extends and is used, the transmission output mechanism of the pedal motor is further influenced, and the like.
In order to achieve the above purpose, the present invention provides the following technical solutions: the pedal motor transmission mechanism is arranged in an electromagnetic anti-interference shell, a driving shaft is rotatably connected in the electromagnetic anti-interference shell, and an output shaft is rotatably connected to the side of the electromagnetic anti-interference shell in a penetrating manner;
A pedal motor high precision transmission comprising:
The driving worm is fixedly arranged outside the driving shaft, and the transmission worm wheel is fixedly arranged outside the output shaft;
A transmission speed measuring and reducing mechanism is arranged between the driving shaft and the output shaft, the speed of transmission is measured in real time through the speed measuring structure in the running process of the pedal motor, the transmission speed is regulated and controlled according to the speed conversion running speed reducing structure, and the high-precision output transmission of the transmission mechanism is kept;
the automobile pedal is characterized in that a steering reinforcement mechanism is arranged on the outer side of the lower part of the output shaft, the output shaft rotates to drive the automobile pedal to stretch out or store, the state of the automobile pedal changes once when the output shaft is driven to stop once, the steering reinforcement mechanism can reinforce the stop steering state of the output shaft, the adjustment state of the automobile pedal is kept, and the supporting strength of the application of the automobile pedal is enhanced.
Preferably, the transmission speed measuring and reducing mechanism comprises a lower cross shaft rotatably installed in the electromagnetic anti-interference shell, an inner encoder is connected to the side of the lower cross shaft and fixedly assembled on the inner side wall of the electromagnetic anti-interference shell, a driving worm wheel is fixedly sleeved on one side of the outer portion of the lower cross shaft, a plane pinion is fixedly sleeved on the other side of the outer portion of the lower cross shaft, an upper cross shaft is rotatably installed on the inner side of the electromagnetic anti-interference shell, a transmission worm is fixedly installed on the outer portion of the upper cross shaft, a plane large gear is installed on the outer portion of the upper cross shaft in a sleeved mode, an outer encoder is fixedly installed on the outer side of the electromagnetic anti-interference shell, and the outer encoder is connected to the side of the output shaft.
Preferably, the outer encoder and the inner encoder respectively monitor the transmission speed of the output shaft and the transmission speed of the lower transverse shaft in real time, the outer part of the lower transverse shaft is meshed with the driving worm through the driving worm wheel and is transmitted, and the outer part of the output shaft is meshed with the driving worm through the transmission worm wheel and is transmitted.
Preferably, the outer side of the plane large gear is meshed with the outer side of the plane small gear, the plane large gear and the plane small gear are in speed reduction transmission, and the speed reduction transmission structure improves transmission accuracy between the driving shaft and the output shaft.
Preferably, the outside side of last cross axle still is provided with speed limiting mechanism, and speed limiting mechanism is including fixing the speed limit lift cylinder at electromagnetic interference prevention casing medial side, and the top elevating end fixedly connected with lift platform of speed limit lift cylinder to the top outside of lift platform is fixed with the plastic speed limit piece.
Preferably, the left side and the right side of the plastic speed limiting block are of arc-shaped structures, the plastic speed limiting block is lifted, moved and attached to the outer side of the upper transverse shaft, the output speed of the upper transverse shaft is further controlled through extrusion, and the accuracy of the output transmission of the pressing plate motor is improved.
Preferably, the steering reinforcement mechanism comprises a support frame fixed on the inner side wall of the electromagnetic anti-interference shell, a chuck is mounted on the side of the support frame, a steering cam is fixedly connected to the front end of the chuck, one end of the steering cam is mutually connected with the upper part of a regulating and controlling support through a steering push rod, the regulating and controlling support is connected with the upper end of a steering column in a penetrating manner, the steering column is fixedly assembled at the front end of the support frame, a lifting side rod is fixedly connected to the outer side of the right end of the regulating and controlling support, the lifting side rod is fixedly connected to the lifting end position below the steering lifting cylinder, the steering lifting cylinder is fixedly mounted on the inner side wall of the electromagnetic anti-interference shell, a controller is further fixed in the inner side wall of the electromagnetic anti-interference shell, the controller is electrically connected with the steering lifting cylinder and the speed limiting lifting cylinder, and a clamping groove is formed in the outer side wall of the output shaft.
Preferably, the chuck, the direction control convex disc and the supporting frame form a rotating structure, the outer side of the chuck is in an arc-shaped structure, and the arc structure of the side of the chuck is in clamping limit assembly with the outer side wall of the output shaft through a clamping groove;
The clamping groove is arranged on the outer side of the output shaft in a surrounding mode at equal angles, the lower portion of the cross section of the clamping groove is of an arc-shaped structure, and the upper portion of the cross section of the clamping groove is of an inclined structure.
Preferably, two ends of the direction control push rod are respectively connected with the direction control convex disc and the side of the regulating and controlling bracket in a rotating way, and the regulating and controlling bracket penetrates through the upper part of the guide post to form an up-down sliding structure.
Preferably, a transmission method of a pedal motor high-precision transmission mechanism comprises the following steps:
step one, worm and gear control power output
The driving shaft rotates, and under the meshing transmission action of the driving worm and the driving worm wheel as well as the transmission worm and the transmission worm wheel, the output shaft is controlled to rotate and output to drive the automobile pedal to extend or retract;
Step two, the encoder monitors the output speed
In the power transmission process, the rotating speed of the lower transverse shaft can be monitored in real time through the inner encoder, the rotating speed of the output shaft can be monitored in real time through the outer encoder, and the power output accuracy of the transmission mechanism can be rapidly analyzed according to the change of the rotating speed;
step three, reducing transmission adjustment accuracy
A plane pinion and a plane big gear are arranged between the transmission structures of the driving shaft and the output shaft, and are meshed and driven in a speed reducing manner, so that the transmission mechanism of the pedal motor is controlled to carry out high-precision transmission output;
Step four, autonomous speed reduction transmission output
According to the transmission speed monitored by the encoder in real time, the output rotation speed is adjusted according to speed change analysis, the speed limiting lifting cylinder is operated to control the plastic speed limiting block to ascend and extrude the side of the upper transverse shaft, the rotation speed of the upper transverse shaft is limited, and the power transmission is further accurately controlled;
Step five, output steering reinforcement
When the output shaft outputs a pause state, the chuck is controlled to be clamped in the clamping groove formed in the outer side of the output shaft through the transmission structure, the steering of the transmission output of the output shaft is limited through the clamping structure, the automobile pedal is ensured to be stably supported when the automobile pedal stretches out and is used, the phenomenon that the reverse acting force is fed back to the output shaft due to overlarge bearing of the automobile pedal is avoided, and the output shaft is reversely rotated is caused.
Compared with the prior art, the invention has the beneficial effects that: this footboard motor high accuracy drive mechanism is provided with transmission rotational speed real-time supervision structure, speed reduction transmission structure and output and turns to reinforced structure, improves footboard motor driven precision, keeps the accurate stable use of automobile pedal, and its concrete content is as follows:
1. the plane pinion and the plane big gear which are meshed and driven can control the upper transverse shaft to rotate in a decelerating way through the meshed transmission structure, and the decelerating transmission structure can relatively keep the transmission stability of the driving shaft and the output shaft, so that the accuracy of transmission output is improved;
Meanwhile, a speed limiting mechanism is further arranged on the side of the upper transverse shaft, the operation speed limiting lifting cylinder pushes the lifting platform and the plastic speed limiting block to move upwards, the plastic speed limiting block is arranged at the lower side of the upper transverse shaft in an extrusion mode, the output rotating speed of the upper transverse shaft can be further limited through extrusion, and therefore the rotating speed between the driving shaft and the output shaft is adjusted, and the accuracy of transmission output is maintained;
2. The side of the output shaft is connected with an outer encoder, the side of the lower transverse shaft is connected with an inner encoder, and the inner encoder and the outer encoder can respectively monitor two transmission speeds before and after the speed reduction in real time so as to rapidly analyze the transmission accuracy of the pedal motor and rapidly adjust the transmission speed of the pedal motor according to monitoring data;
3. The extension and retraction of the automobile pedal can be controlled in the rotation output process of the output shaft, and when the automobile pedal is extended and used, the bearing reverse acting force of the automobile pedal influences the transmission accuracy of the output shaft;
when the output shaft is in a stop state, the chucks on the left side and the right side are controlled to rotate inwards through the transmission structure, the two groups of chucks are clamped and assembled at the outer side of the output shaft, the stop steering position of the output shaft is limited and reinforced, the influence of the reverse acting force of the automobile pedal on the output shaft is reduced, and the transmission accuracy of the pedal motor is maintained.
Drawings
FIG. 1 is a schematic diagram of the front view of an electromagnetic interference-proof housing of the present invention;
FIG. 2 is a schematic diagram of the structure of the electromagnetic interference-proof housing in a front cross section;
FIG. 3 is a schematic elevational view of the face pinion and face bull gear of the present invention;
FIG. 4 is a schematic diagram of the front view of the outer encoder of the present invention;
FIG. 5 is a schematic side view of the drive worm of the present invention;
FIG. 6 is a schematic side view of the drive worm of the present invention;
FIG. 7 is a schematic view of a chuck and output shaft engaged state according to the present invention;
FIG. 8 is a schematic view of the chuck and output shaft separated structure according to the present invention;
FIG. 9 is a schematic diagram of a cross-sectional structure of a card slot according to the present invention;
FIG. 10 is a schematic diagram of the front view of the plastic speed limiting block of the present invention.
In the figure: 1. an electromagnetic interference preventing housing; 2. a drive shaft; 3. an output shaft; 4. driving a worm; 5. a lower transverse axis; 6. an inner encoder; 7. a drive worm wheel; 8. a planar pinion gear; 9. an upper transverse axis; 10. a drive worm; 11. a plane gearwheel; 12. an outer encoder; 13. a drive worm wheel; 14. a support frame; 15. a chuck; 16. a direction-controlling convex disc; 17. a direction control push rod; 18. regulating and controlling a bracket; 19. a guide post; 20. lifting the side rod; 21. a direction control lifting cylinder; 22. a controller; 23. a clamping groove; 24. a speed-limiting lifting cylinder; 25. a lifting platform; 26. and a plastic speed limiting block.
Detailed Description
The following description of the embodiments of the present invention will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present invention, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the invention without making any inventive effort, are intended to be within the scope of the invention.
A pedal motor high-precision transmission mechanism and a transmission method thereof, wherein the transmission method comprises the following steps:
step one, worm and gear control power output
The driving shaft 2 rotates, and under the meshing transmission action of the driving worm 4, the driving worm wheel 7, the transmission worm 10 and the transmission worm wheel 13, the output shaft 3 is controlled to rotate and output so as to drive the automobile pedal to extend or retract;
Step two, the encoder monitors the output speed
In the power transmission process, the rotating speed of the lower transverse shaft 5 can be monitored in real time through the inner encoder 6, the rotating speed of the output shaft 3 can be monitored in real time through the outer encoder 12, and the power output accuracy of the transmission mechanism can be rapidly analyzed according to the change of the rotating speed;
step three, reducing transmission adjustment accuracy
A plane pinion 8 and a plane big gear 11 are arranged between the transmission structures of the driving shaft 2 and the output shaft 3, and the plane pinion 8 and the plane big gear 11 are meshed for reducing transmission to control the high-precision transmission output of the transmission mechanism of the pedal motor;
Step four, autonomous speed reduction transmission output
According to the transmission speed monitored by the encoder in real time, the output rotation speed is adjusted according to speed change analysis, the speed limiting lifting cylinder 24 is operated to control the plastic speed limiting block 26 to ascend and extrude the side of the upper transverse shaft 9, the rotation speed of the upper transverse shaft 9 is limited, and the power transmission is further precisely controlled;
Step five, output steering reinforcement
When the output shaft 3 outputs a pause state, the chuck 15 is controlled by the transmission structure to be clamped in the clamping groove 23 formed in the outer side of the output shaft 3, the steering of the transmission output of the output shaft 3 is limited by the clamping structure, the automobile pedal is ensured to be stably supported when the automobile pedal stretches out and is used, the phenomenon that the output shaft 3 is reversed due to the fact that the reverse acting force is fed back to the output shaft 3 caused by overlarge bearing of the automobile pedal is avoided
Examples
As shown in fig. 1-6, a real-time speed measurement and speed reduction regulation structure is arranged in the pedal motor, so that the transmission accuracy of the transmission mechanism is maintained, and the specific structure is as follows:
The pedal motor transmission mechanism is arranged in the electromagnetic anti-interference shell 1, a driving shaft 2 is rotatably connected in the electromagnetic anti-interference shell 1, and an output shaft 3 is rotatably connected at the side of the electromagnetic anti-interference shell 1 in a penetrating manner; the driving worm 4 is fixedly arranged outside the driving shaft 2, and the transmission worm wheel 13 is fixedly arranged outside the output shaft 3; a transmission speed measuring and reducing mechanism is arranged between the driving shaft 2 and the output shaft 3, the speed of transmission is measured in real time through the speed measuring structure in the running process of the pedal motor, the transmission speed is regulated and controlled according to the speed conversion running speed reducing structure, and the high-precision output transmission of the transmission mechanism is kept; the outer side of the lower part of the output shaft 3 is provided with a steering reinforcement mechanism, the output shaft 3 rotates to drive the automobile pedal to extend or store, the state of the automobile pedal changes once when the output shaft 3 drives for one time to stop, the steering reinforcement mechanism can reinforce the stop steering state of the output shaft 3, the adjustment state of the automobile pedal is maintained, and the supporting strength of the application of the automobile pedal is enhanced;
The transmission speed measuring and reducing mechanism comprises a lower cross shaft 5 rotatably installed in an electromagnetic anti-interference shell 1, an inner encoder 6 is connected to the side of the lower cross shaft 5, the inner encoder 6 is fixedly assembled on the inner side wall of the electromagnetic anti-interference shell 1, a driving worm wheel 7 is fixedly sleeved on one side of the outer part of the lower cross shaft 5, a plane pinion 8 is fixedly sleeved on the other side of the outer part of the lower cross shaft 5, an upper cross shaft 9 is rotatably installed on the inner side of the electromagnetic anti-interference shell 1, a transmission worm 10 is fixedly installed on the outer part of the upper cross shaft 9, a plane large gear 11 is fixedly sleeved on the outer part of the upper cross shaft 9, an outer encoder 12 is fixedly installed on the outer side of the electromagnetic anti-interference shell 1, and the outer encoder 12 is connected to the side of an output shaft 3; the outer encoder 12 and the inner encoder 6 respectively monitor the transmission speed of the output shaft 3 and the lower transverse shaft 5 in real time, the outside of the lower transverse shaft 5 is meshed with the driving worm 4 through the driving worm wheel 7 for transmission, and the outside of the output shaft 3 is meshed with the driving worm 10 through the driving worm wheel 13 for transmission; the outer side of the plane large gear 11 is meshed with the outer side of the plane small gear 8, the plane large gear 11 and the plane small gear 8 are in speed reduction transmission, and the speed reduction transmission structure improves the transmission accuracy between the driving shaft 2 and the output shaft 3;
The driving shaft 2 rotates to drive the driving worm 4 to synchronously rotate, the lower part of the driving worm 4 is meshed with the driving worm wheel 7 for transmission, the driving worm 4 can drive the lower cross shaft 5 to correspondingly rotate, the lower cross shaft 5 controls the external fixedly assembled plane pinion 8 to synchronously rotate, the outer side of the plane pinion 8 is meshed with the outer side of the plane large gear 11 for transmission, the upper cross shaft 9 can be controlled to rotate in a decelerating way through a meshed transmission structure, the upper cross shaft 9 controls the driving worm 10 to synchronously rotate, the driving worm 10 drives the output shaft 3 to correspondingly rotate through a meshed transmission structure with the driving worm wheel 13, the part of transmission structure can control the power output of the output shaft 3 through the driving shaft 2, and a group of gear meshed speed reducing structures are involved in the transmission structure, so that the stable operation of the transmission structure can be kept, and the power output precision of the output shaft 3 is improved;
Meanwhile, a group of encoders are respectively arranged before and after the speed reduction in the transmission structure, namely an inner encoder 6 connected with the side of the lower transverse shaft 5 and an outer encoder 12 connected with the side of the output shaft 3, and the power transmission rotating speed before and after the speed reduction transmission of the pedal motor can be monitored in real time through the two groups of encoders, so that the accurate transmission stability of the pedal motor transmission mechanism can be rapidly analyzed, and the transmission rotating speed of the transmission mechanism can be conveniently and timely adjusted;
Examples
As shown in fig. 3 and 10, a limit mechanism is arranged in the transmission mechanism, so that the transmission rotation speed of the transmission mechanism can be regulated and controlled independently, and the transmission accuracy of the pressing plate motor is regulated and controlled, and the specific structure is as follows:
The outer side of the upper transverse shaft 9 is also provided with a speed limiting mechanism, the speed limiting mechanism comprises a speed limiting lifting cylinder 24 fixed on the inner side of the electromagnetic anti-interference shell 1, the lifting platform 25 is fixedly connected to the lifting end above the speed limiting lifting cylinder 24, and a plastic speed limiting block 26 is fixed outside the upper part of the lifting platform 25; the left side and the right side of the plastic speed limiting block 26 are in arc-shaped structures, the lifting movement lamination of the plastic speed limiting block 26 corresponds to the outer side of the upper transverse shaft 9, the output speed of the upper transverse shaft 9 is further controlled through extrusion, and the output transmission accuracy of the pressing plate motor is improved;
According to the real-time detection rotating speeds of the inner encoder 6 and the outer encoder 12, the rotating speed of a transmission mechanism in the pedal motor can be quickly adjusted, the operation speed limiting lifting cylinder 24 pushes the lifting platform 25 and the plastic speed limiting block 26 to move upwards, the plastic speed limiting block 26 is arranged at the side position of the upper transverse shaft 9 in a squeezing mode, and the output rotating speed of the upper transverse shaft 9 can be further adjusted according to the change of the squeezing force, so that the transmission output accuracy of the pedal motor is maintained;
Examples
As shown in fig. 2 and fig. 7-9, the side of the output shaft 3 is provided with a steering reinforcement mechanism, which can limit and reinforce the steering of the output shaft 3 in a stop state, reduce the influence of the automobile pedal on the transmission accuracy of the pressing plate motor, and has the following specific structure:
The steering reinforcement mechanism comprises a support frame 14 fixed on the inner side wall of the electromagnetic anti-interference shell 1, a chuck 15 is arranged on the side of the support frame 14, a steering cam 16 is fixedly connected to the front end of the chuck 15, one end of the steering cam 16 is mutually connected with the upper part of a regulating and controlling bracket 18 through a steering push rod 17, the regulating and controlling bracket 18 is connected with the upper end of a guide post 19 in a penetrating way, the guide post 19 is fixedly assembled on the front end of the support frame 14, a lifting side rod 20 is fixedly connected to the outer side of the right end of the regulating and controlling bracket 18, the lifting side rod 20 is fixedly connected to the lower lifting end position of the steering lifting cylinder 21, the steering lifting cylinder 21 is fixedly arranged on the inner side wall of the electromagnetic anti-interference shell 1, a controller 22 is also fixed in the inner side wall of the electromagnetic anti-interference shell 1, the controller 22 is electrically connected with the steering lifting cylinder 21 and the speed limiting lifting cylinder 24, and a clamping groove 23 is formed in the outer side wall of the output shaft 3; the chuck 15, the direction control convex disc 16 and the supporting frame 14 form a rotating structure, the outer side of the chuck 15 is in an arc-shaped structure, and the arc-shaped structure of the side of the chuck 15 is clamped with the outer side wall of the output shaft 3 through a clamping groove 23 for limiting assembly; the clamping groove 23 is circumferentially arranged on the outer side of the output shaft 3 at equal angles, the lower part of the cross section of the clamping groove 23 is in an arc-shaped structure, and the upper part of the cross section of the clamping groove 23 is in an inclined structure; the two ends of the direction control push rod 17 are respectively connected with the direction control convex disc 16 and the side of the regulating and controlling bracket 18 in a rotating way, and the regulating and controlling bracket 18 penetrates through the upper part of the guide post 19 to form an up-down sliding structure;
When the output shaft 3 rotates once to stop, the automobile pedal is in a stretched state, the trampling force of the automobile pedal is applied to the automobile pedal by a user, the stability of the application of the automobile pedal is affected, under the condition that the bearing capacity of the automobile pedal is large, certain reverse acting force is generated to the output shaft 3, the output shaft 3 transmits the acting force to a transmission mechanism inside the pedal motor, the transmission mechanism can be applied to the precision of continuous use of the follow-up transmission mechanism, therefore, when the output shaft 3 stops, the lifting cylinder 21 is controlled to push the lifting side rod 20 to move downwards, the lifting side rod 20 drives the regulating and controlling support 18 to move downwards synchronously, the regulating and controlling support 18 penetrates through the guide post 19, the two ends of the regulating and controlling push rod 17 connected to the side of the regulating and controlling support 18 correspondingly rotate, the regulating and controlling push rod 17 pushes the regulating and controlling convex disc 16 and the chuck 15 to rotate inwards, the stopping and steering position of the output shaft 3 can be rapidly limited through the clamping structure, the reverse acting force of the automobile pedal is prevented from being transmitted to the output shaft 3 to rotate reversely, and the precision of the pedal motor is kept.
Although embodiments of the present invention have been shown and described, it will be understood by those skilled in the art that various changes, modifications, substitutions and alterations can be made therein without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.
Claims (6)
1. The pedal motor high-precision transmission mechanism is arranged in an electromagnetic anti-interference shell (1), a driving shaft (2) is rotatably connected in the electromagnetic anti-interference shell (1), and an output shaft (3) is rotatably connected to the side of the electromagnetic anti-interference shell (1) in a penetrating manner;
characterized by comprising the following steps:
the driving worm (4) is fixedly arranged outside the driving shaft (2), and the transmission worm wheel (13) is fixedly arranged outside the output shaft (3);
A transmission speed measuring and reducing mechanism is arranged between the driving shaft (2) and the output shaft (3), the speed of transmission is measured in real time through the speed measuring structure in the running process of the pedal motor, the transmission speed is regulated and controlled according to the speed changing running speed reducing structure, and the high-precision output transmission of the transmission mechanism is kept;
The steering reinforcement mechanism is arranged on the outer side of the lower part of the output shaft (3), the output shaft (3) rotates to drive the automobile pedal to extend or store, the state of the automobile pedal changes once when the output shaft (3) drives one time of stopping, the stopping steering state of the output shaft (3) is reinforced by the steering reinforcement mechanism, the adjustment state of the automobile pedal is maintained, and the supporting strength of the application of the automobile pedal is enhanced;
The steering reinforcement mechanism comprises a support frame (14) fixed on the inner side wall of an electromagnetic anti-interference shell (1), a chuck (15) is installed on the side of the support frame (14), the front end of the chuck (15) is fixedly connected with a steering cam (16), one end of the steering cam (16) is mutually connected with the upper part of a regulating and controlling bracket (18) through a steering push rod (17), the regulating and controlling bracket (18) is connected with the upper end of a guide post (19) in a penetrating way, the guide post (19) is fixedly assembled on the front end of the support frame (14), a lifting side rod (20) is fixedly connected with the outer side of the right end of the regulating and controlling bracket (18), the lifting side rod (20) is fixedly connected to the position of the lifting end below the steering lifting cylinder (21), the steering lifting cylinder (21) is fixedly installed on the inner side wall of the electromagnetic anti-interference shell (1), the controller (22) is fixedly connected in the inner side wall of the electromagnetic anti-interference shell (1), the controller (22) is electrically connected with the steering lifting cylinder (21) and the lifting cylinder (24), the outer side of the output shaft (3) is fixedly connected with a lifting side rod (20), the outer side (23) of the chuck (16) forms an arc-shaped structure with the chuck (15), the arc structure at the side of the chuck (15) is clamped and limited and assembled with the outer side wall of the output shaft (3) through a clamping groove (23);
The clamping grooves (23) are circumferentially arranged on the outer side of the output shaft (3) at equal angles, the lower parts of the cross sections of the clamping grooves (23) are of arc-shaped structures, and the upper parts of the cross sections of the clamping grooves (23) are of inclined structures;
The two ends of the direction control push rod (17) are respectively connected with the direction control convex disc (16) and the side of the regulating and controlling bracket (18) in a rotating way, and the regulating and controlling bracket (18) penetrates through the upper part of the guide column (19) to form an up-down sliding structure.
2. The pedal motor high-precision transmission mechanism and transmission method thereof according to claim 1, wherein: the transmission speed measuring and reducing mechanism comprises a lower transverse shaft (5) which is rotatably arranged in an electromagnetic anti-interference shell (1), an inner encoder (6) is connected to the side of the lower transverse shaft (5), the inner encoder (6) is fixedly assembled on the inner side wall of the electromagnetic anti-interference shell (1), a driving worm wheel (7) is fixedly sleeved on one side of the outer part of the lower transverse shaft (5), a plane pinion (8) is fixedly sleeved on the other side of the outer part of the lower transverse shaft (5), an upper transverse shaft (9) is rotatably arranged on the inner side of the electromagnetic anti-interference shell (1), a transmission worm (10) is fixedly arranged on the outer side of the upper transverse shaft (9), a plane large gear (11) is fixedly sleeved on the outer side of the electromagnetic anti-interference shell (1), and the outer encoder (12) is connected to the side of an output shaft (3).
3. The pedal motor high-precision transmission mechanism and transmission method thereof according to claim 2, wherein: the outer encoder (12) and the inner encoder (6) respectively monitor the transmission speed of the output shaft (3) and the transmission speed of the lower transverse shaft (5) in real time, the outer part of the lower transverse shaft (5) is meshed with the driving worm (4) through the driving worm wheel (7), and the outer part of the output shaft (3) is meshed with the driving worm (10) through the driving worm wheel (13).
4. The pedal motor high-precision transmission mechanism and transmission method thereof according to claim 2, wherein: the outer side of the plane large gear (11) is meshed with the outer side of the plane small gear (8), the plane large gear (11) and the plane small gear (8) are in reduction transmission, and the reduction transmission structure improves transmission accuracy between the driving shaft (2) and the output shaft (3).
5. The pedal motor high-precision transmission mechanism and transmission method thereof according to claim 2, wherein: the outer side of the upper transverse shaft (9) is also provided with a speed limiting mechanism, the speed limiting mechanism comprises a speed limiting lifting cylinder (24) fixed on the inner side of the electromagnetic anti-interference shell (1), the lifting platform (25) is fixedly connected to the lifting end of the upper side of the speed limiting lifting cylinder (24), and a plastic speed limiting block (26) is fixed on the outer side of the upper side of the lifting platform (25).
6. The pedal motor high-precision transmission mechanism and the transmission method thereof according to claim 5, wherein: the left side and the right side of the plastic speed limiting block (26) are of arc-shaped structures, the plastic speed limiting block (26) is lifted, moved and attached to the outer side of the upper transverse shaft (9), the output speed of the upper transverse shaft (9) is further controlled through extrusion, and the accuracy of the output transmission of the pressing plate motor is improved.
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| CN202311695050.1A CN117639377B (en) | 2023-12-11 | 2023-12-11 | High-precision transmission mechanism of pedal motor and transmission method thereof |
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| CN202311695050.1A CN117639377B (en) | 2023-12-11 | 2023-12-11 | High-precision transmission mechanism of pedal motor and transmission method thereof |
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| CN215831278U (en) * | 2021-07-28 | 2022-02-15 | 扬州市兰陵智控阀门有限公司 | Stroke feedback mechanism of electric actuator |
| CN114389407A (en) * | 2021-12-27 | 2022-04-22 | 刘德超 | Servo motor based on load transmission |
Family Cites Families (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH0678088U (en) * | 1993-04-20 | 1994-11-01 | アラコ株式会社 | Side step with angle adjustment function |
| JP2001069722A (en) * | 1999-08-31 | 2001-03-16 | Jidosha Denki Kogyo Co Ltd | Motor fitted with rotation detecting sensor for switchgear |
| EP1489038A1 (en) * | 2003-06-16 | 2004-12-22 | Inventio Ag | Safety device for lift |
| US7163221B2 (en) * | 2003-10-31 | 2007-01-16 | 89908, Inc. | Retractable vehicle step with anti-strike/anti-pinch sensor system |
| CN112112932A (en) * | 2020-10-19 | 2020-12-22 | 林楠 | Force-sensing servo drive module |
| CN216078145U (en) * | 2021-09-17 | 2022-03-18 | 东莞市兆威机电有限公司 | Transmission mechanism, automobile tail fin and automobile |
| CN218670520U (en) * | 2022-11-29 | 2023-03-21 | 江苏马步崎电机制造有限公司 | Multifunctional brake speed reducer |
| CN220016021U (en) * | 2023-05-30 | 2023-11-14 | 温州市方胜汽车部件有限公司 | Pedal motor speed reducer |
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Patent Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN215831278U (en) * | 2021-07-28 | 2022-02-15 | 扬州市兰陵智控阀门有限公司 | Stroke feedback mechanism of electric actuator |
| CN114389407A (en) * | 2021-12-27 | 2022-04-22 | 刘德超 | Servo motor based on load transmission |
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