80results about How to "Adjustable torque" patented technology

The object of the present invention is to provide a one-way overrunning clutch with high strength, adjustable torque, convenient manufacture and assembly, and miniaturization. This one-way overrunning clutch is provided with a bearing bush supporting the rotating shaft and a clutch mechanism arranged in the bearing bush. When the rotating shaft inserted into the bearing bush rotates in one direction of the clutch mechanism, the rotating shaft rotates and slides in the bearing bush. When it rotates in one direction, its rotation and sliding are locked. The above-mentioned bearing bush is formed by laminating a plurality of plate members, and the press-fit recess formed on one surface of the above-mentioned plate member around the entire circumference is press-fitted into the recess formed on the adjacent plate member. Press-fit protrusions on the other side.

The invention discloses a moment load simulator, which is characterized by comprising two X-direction adjusting fixed bottom plates, a Y-direction adjusting fixed support, a Y-direction adjusting fixed bottom plate, a flange shaft coupling, a moment sensor, a corrugated pipe shaft coupling, a speed reducer, a fixed end plate, a clockwork spring box, two adjusting handles, a central spindle, a clockwork spring, a spring box end cover, a deep groove ball bearing and a hollow shaft encoder. In the moment load simulator, moment and the angular velocity of a revolving shaft can be measured; a moment loading way is simple, and is easy to realize; mechanical design of the coaxiality of two working revolving shafts is ensured; and the corrugated pipe shaft coupling can be used for compensating an error between an output shaft of the speed reducer and the shaft end of the moment sensor.

The invention provides a cat-shaped auxiliary arch invisible correcting and curing appliance, including: a cat-shaped auxiliary arch, auxiliary arch sheaths, fixing grooves and retaining braces. All the components of the invisible correcting and curing appliance are located in the upper / lower jaw dentition. Force-applying components of the correcting and curing appliance in the front teeth-segmentare hidden in the lingual side of the teeth, and the retaining braces are transparent. The appliance is simple in structure, and the force-applying components are sustained and gentle in force by using the resilience force of the metal wire, so as to significantly improve the correcting and curing efficiency. By adjusting the inclination angles of the auxiliary arch sheaths, the magnitude of thevertical force produced by the cat-shaped auxiliary arch can be adjusted; by adjusting the position of the restriction rings on both sides, that is to say, by adjusting the length of the arch wire inthe proximal-middle segment of the bilateral restriction rings, the direction and magnitude of the sagittal force applied to the front teeth can be adjusted; by adjusting the position relation betweenthe fixing grooves and the front-tooth resistance center, the magnitude of the moment can be adjusted; and the appliance can effectively unfold front-tooth occlusion, correct deep bite, establish normal front-tooth overbite coverage, improve the function of occlusion and the beauty of oral and maxillofacial region.

The invention relates to a passive lead stranding die mold device with low wind noise, consisting of a rotatable inner die mold, a fixed outer die mold , a torsional moment adjustable friction plate and a torsional moment adjustable bolt, wherein the fixed outer die mold comprises a first fixed outer die mold and a second outer die mold, the rotatable inner die mold realizes free rotation by taking the center of the fixed outer die mold as an axle, and the thread pitch of screw thread and the groove depth of the rotatable inner die mold can be set according to the pitch value of an outer layer and the protruded height of the stranding lead with low wind noise; and the passive lead stranding die mold device has the advantages of flexible rotation, adjustable friction force, favorable rotating symmetry and the like. The passive lead stranding die mold device with low wind noise is used as a lead outlet die mold of a stranding machine and can be used for producing leads with low noise.

The invention discloses a radial-shaft radial magnetic field modulated brushless composite structure motor, belonging to the field of a motor, and solving the problems that the system has heavy volume, complex structure, higher price, restricted performance, and can not effectively output the power as the existing engines and other system components in serial-type, parallel-type, parallel-serial drive devices can not be simply and efficiently matched. A radial double rotor and a shaft radial torque adjusting motor are arranged in the shell of the motor in parallel; the permanent magnet rotor of the radial double rotor is driven by an original engine to form 2n poloidal magnetic field, and the stator forms a 2p poloidal magnetic field; the needed rotating speed is output by the output shaft of a modulated ring rotor with q numbered magnetic conducting blocks and insulation blocks, and p is equal to the absolute value of the sum of hn and kq; the output rotating speed thereof dose not depend on the input rotating speed; and the stepless speed change is realized; the shaft radial torque adjusting motor inputs driving torque or braking torque according to the actual load requirement, thus satisfying the actual torque requirement, and leading the energy input and output by the output shaft of the modulated ring rotor to be balanced.

A radial-radial magnetic field modulation type brush-less composite structure motor belongs to the field of motor, for solving the problems that in the existing serial type, parallel type and serial-parallel type driving device, the engine and other system components fail in simple and efficient cooperation, to make the system have heavy volume, complex structure, high cost, limited performance, and failure in power output. The motor comprises a radial dual-rotor motor and a radial torque modulation motor which are arranged in parallel in a case, wherein the permanent magnet rotor of the radial dual-rotor motor is driven by a prime mover to form a magnetic field of 2n polarity and the stator thereof forms a magnetic field of 2p polarity; an output shaft of a modulation ring rotor providedwith q magnetic guiding blocks and insulating blocks outputs a required rotary speed, p=abs(hn+kq), and the output rotary speed has no dependence on the input rotary speed in order to realize stepless speed variation; and the radial torque modulation motor inputs driving torque or brake torque according to the actual load requirement of the motor, to satisfy the actual torque requirement of load,thereby balancing input and output energy of the output shaft of the modulation ring rotor.

The invention relates to a radial-axial magnetic field modulation type brushless composite structure motor, belonging to the motor field. The invention solves the problems that system volume is large, structure is complex, cost is higher, performance is restricted and power can not be effectively output as the engine and other parts in the existing serial type, parallel type and hybrid type driving device can not simply and efficiently coordinate. In the motor of the invention, a radial double rotor motor and an axial torque regulating motor are arranged in parallel in the case, the p-m rotorof the radial double rotor motor is driven by a prime motor, so as to form 2n polar magnetic field, and the stator thereof forms 2p polar magnetic field, the required rotating speed is output by the output shaft of a modulation ring rotor provided with q concentrating flux blocks and insulation blocks, and p is equal to the absolute value of hn+kq, the output rotating speed thereof is independentto the input rotating speed, thus stepless speed change is realized; and the axial torque regulating motor input a driving torque or a braking torque according to the actual load requirement, so as to meet the actual torque requirement of load, so that the energy input by the output shaft of the modulation ring rotor is balanced with the energy output by the output shaft of the modulation ring rotor.

The invention discloses an axial-radial magnetic field modulation type brushless composite structural motor, which belongs to the field of motors and solves the problems of heavy system volume, complex structure, high cost, limited performance and incapability of effectively outputting power because an engine and other system components in the conventional series, parallel and parallel-series driving devices cannot be simply and efficiently matched. A shell is divided into two parts which are provided with an axial double-rotor motor and a radial torque adjusting motor respectively, a permanent-magnetic rotor of the axial double-rotor motor is driven by a prime mover to form a 2n-pole magnetic field, a stator of the axial double-rotor motor forms a 2p-pole magnetic field, an output shaft of a modulation ring rotor consisting of q magnetic conducting blocks and insulating blocks outputs the required rotating speed, and p is equal to an absolute value of hn and kq, wherein the output rotating speed does not depend on the input rotating speed, so infinitely variable speed is realized; and the radial torque adjusting motor inputs a driving torque or a braking torque according to the actual load requirement so as to meet the actual torque requirement of the load and balance the input and output energy of the output shaft of the modulation ring rotor.

The invention relates to an axial-axial magnetic field modulation type brushless composite structure motor, belonging to the field of motors. The invention aims at solving the problems of large system size, complex structure, high cost, limited performance and ineffective power output because an engine and other components of the system can cooperate simply and efficiently in the traditional serial, parallel and mixed drive devices. In the invention, a case is divided into two parts which are respectively provided an axial dual-rotor motor and an axial torque regulating motor, wherein a permanent magnet rotor of the axial dual-rotor motor is driven by a prime motor to form a 2n magnetic field, a stator forms a 2p magnetic filed, an output shaft of a modulation loop rotor with q magnetic blocks and insulated blocks outputs a required rotating speed, p is equal to the absolute value of hn+kq, the output rotating speed does not depend on the input rotating speed, and stepless speed change is realized; the axial torque regulating motor inputs drive torque or braking torque according to actual load need, the actual torque need of the load is satisfied, and thus, energy input and outputby the output shaft of the modulation loop rotor are balanced.

The invention discloses an axial-axial radial magnetic field modulation type brushless composite structural motor, which belongs to the motor field and solves the problems of heavy system volume, complex structure, limited performance and incapability of effectively outputting power because engines and other system components in the conventional series, parallel and series-parallel driving devices cannot be simply and efficiently matched. A shell is divided into two parts which are provided with an axial double-rotor motor and an axial radial torque adjusting motor respectively, the permanent-magnetic rotor of the axial double-rotor motor is driven by a prime mover to form a 2n-pole magnetic field, the stator of the axial double-rotor motor forms a 2p-pole magnetic field, the output shaftof a modulation ring rotor consisting of q magnetic conducting blocks and insulating blocks outputs the required rotational speed, the p is equal to the absolute value of hn and kq, and the output rotational speed does not depend on the input rotational speed so as to realize stepless speed change; and the axial radial torque adjusting motor inputs a driving torque or a braking torque according to the actual load requirement to meet the actual torque requirement of a load so that the energy input and output by the output shaft of the modulation ring rotor is balanced.

The invention discloses an adjustable support. The adjustable support comprises a first friction wheel and a second friction wheel. A stud is arranged at the position of the center of the first friction wheel, and a through hole matched with the stud is formed in the position of the center of the second friction wheel. The screw end of the stud penetrates the through hole, the distance between the first friction wheel and the second friction wheel is adjusted through nuts, and a plurality of springs are evenly distributed around the stud between the first friction wheel and the second friction wheel. The adjustable support is simple in structure, convenient to operate, wide in application range and higher in reliability, and adjustment can be automatically carried out on the aspects of directions, damping and lengths according to the use environment.

The invention discloses an electrical-hydraulic control device of an anti-falling constraining device. The electrical-hydraulic control device comprises a pump source module, an oil path control module, an energy accumulator module and a motor module, the pump source module comprises a hydraulic pump, a motor, a first overflow valve and a first stop valve, the oil path control module comprises a check valve, a first electromagnetic directional valve, a second electromagnetic directional valve, a third electromagnetic directional valve, a second overflow valve, a safety valve, a first pressure relay and a second pressure relay, the energy accumulator module comprises an energy accumulator, a second stop valve, a third stop valve, a third overflow valve and a fourth electromagnetic directional valve, and the motor module comprises a motor and a constraining belt fixing device. The electrical-hydraulic control device is high in automation degree and can be remotely controlled, the output torque can be precisely adjusted, the adjusting range is large, an object is constrained, and meanwhile the object cannot be damaged. The electrical-hydraulic control mode can be adopted, the hydraulic drive control mode can also be adopted, and the different requirements of a user for working with the high automation degree or under the low-cost and bad working condition can be met.

This invention discloses a kind of internal combustion engine, including : driver, the driver is connected between fluid power oil circuit, when the fluid power oil flows across the driver, the said moving components rotates in the effect of the fluid power oil , export power; oil cylinder , the oil cylinder links with the fluid power oil circuit of the both ends of the said driver with two vitta ,the driver has oil cylinder piston, the oil cylinder piston can move along the oil cylinder wall to extrude the fluid power oil in the oil cylinder, provide the fluid power pressure to the fluid power oil in the oil circuit ; firebox, the firebox provides enclosed space to the fuel burning, meanwhile the volume of gas in the firebox inflates to promote the oil cylinder piston to move. The internal combustion engine in the invention uses fluid power type to achieve energy transfer. When the combustion work transfers into output mechanical energy, the engine need not use the middle mechanical link, therefore, comparing with the existing fuel engine, the fuel engine has significant advantage.

The invention discloses a pressure compensation device of a grinding machine. The pressure compensation device comprises a clamping head and a driving motor which is coaxially provided with a driving rope in a rotating mode, the driving rope is fixedly connected with a rotating head, the rotating head is fixedly connected with a rotating plate, the rotating plate is provided with a plurality of connecting holes in a penetrating mode, the clamping head is detachably connected with the connecting holes through connecting pieces, a rotating head is rotatably connected with a fixing rod in an inserted mode, L-shaped rods are detachably connected to the two ends of the fixing rod, straight rods are arranged at the tail ends, away from the fixing rod, of the L-shaped rods, straight grooves allowing the tail ends of the L-shaped rods to be inserted are formed in one ends of the straight rods, springs are arranged in the straight grooves, the two ends of each springs are fixedly connected with the L-shaped rods and the inner bottom faces of the straight grooves, the two ends of each spring are respectively connected with positive and negative pole input ends of a power supply circuit, and the tail ends, away from the L-shaped rods, of the straight rods are movably connected with an adsorption assembly. By the adoption of the arrangement, polishing and grinding can be carried out on the surface of a workpiece automatically, specified pressure compensation is given according to needs, and therefore the beneficial effects that the working efficiency can be improved, and the labor cost can be saved are achieved.