64 results about "Reducer" patented technology

The invention discloses a slurry stirring device for coated fabric production. The slurry stirring device comprises a stirring tank and a base and is characterized in that a feeding hopper and a wateradding port are respectively arranged on two sides of the top of the stirring tank, a crushing motor is mounted on the lateral wall of the feeding hopper, a crushing roller is connected to the outputshaft of the crushing motor through a reducer, crushing teeth are evenly distributed on the outer wall of the crushing roller, a filter screen is arranged at the bottom of the inner cavity of the stirring tank, an impurity cleaning push plate is arranged on the upper side of the filter screen, and the bottom of the stirring tank is fixedly connected with the base through damping spring columns. The slurry stirring device has the advantages that caked slurry can be crushed and refined before slurry stirring, slurry stirring time is reduced, impurities in the slurry can be removed through filtering by the aid of the filter screen arranged in the stirring tank, the quality of mixed slurry is increased, the impurity cleaning push plate arranged on the upper side of the filter screen can fastpush the impurities accumulated on the filter screen out of the stirring tank, and manual cleaning is not needed.

The invention relates to an adjusting device for a camber angle and a toe-in angle of a vehicle. The adjusting device comprises an adjusting plate, a driving mechanism, a camber angle adjusting mechanism, a toe-in angle adjusting mechanism, a steering knuckle mechanism, suspension upper swing arms and suspension lower swing arms. The driving mechanism comprises an electromagnetic brake, a motor and a reducer which are connected in sequence. When used, the adjusting device for the camber angle and the toe-in angle of the vehicle is fixedly connected and installed at the inner end of a wheel shaft of a wheel through the adjusting plate and a flange plate; the suspension upper swing arms and the suspension lower swing arms are connected with a vehicle frame, and a brake disc is installed on the wheel shaft. According to the adjusting device for the camber angle and the toe-in angle of the vehicle, the relative position of the wheel shaft and the steering knuckle mechanism can be changed, and the camber angle and the toe-in value are adjusted at the same time; the different requirements for the camber angle and the toe-in value under different working conditions are met; braking is conducted through the electromagnetic brake of the driving mechanism; power supply is not needed during braking; the external force can be firmly resisted; and the hydraulic brake oil liquid deterioration problem is solved. The adjusting device can be applied to various suspensions including double-wishbone suspensions and is extensive in use.

The two feet walking artificial limbs as one kind of medical rehabilitating equipment includes control panel, chair, vibration damper, hip, accumulator, controller, thigh, knee, calf, heel knee and foot. The present invention has control panel fixed on the arm rest, accumulator in the back, controller inside the chair, vibration damper connected to the lower part of the chair, hip with three joints to connect the chair and the thighs, knee with one joint to connect thigh and calf, heel knee to connect calf and foot, DC motors and reducers in the joints. The present invention has accumulator as driving power source, and control panel with monochip computer and controller to control the motors. The present invention makes it possible for the disabled person to walk on ground and in stairs like health person.

Disclosed is a bracket for fixing a reducer in a fire sprinkler, the bracket including: a main body part provided with a cutaway seat for allowing the reducer to be seated therein; and a coupling part openably coupled with the main body part, formed with a groove at a side thereof to lock the reducer seated in the cutaway seat of the main body part, and configured to lock and release the reducer seated in the cutaway seat of the main body part by being opened and closed, wherein an edge of the cutaway seat of the main body part is provided with a main body part wing to increase a contact area with the reducer seated in the cutaway seat, and an edge of the groove of the coupling part is provided with a coupling part wing to increase the contact area with the reducer.

The invention discloses preparation of fluorogold nano-clusters and application of the fluorogold nano-clusters to tetracycline and copper fluorescent probes. The fluorogold nano-clusters (Au NCs) aresynthesized with a one-step method from casein separated from milk and carbon quantum dots as a stabilizer and a reducer for synthesis of the Au NCs. The Au NCs perform emission three times at 433 nm, 702 nm and 1052 nm under the excitation wavelength of 350 nm, tetracycline has a linear quenching effect at 702 nm, Cu<2+> is added to an Au NCs system after quenching, fluorescence recovers, and fluorescence intensity at 1052 nm is almost not affected in the overall process; tetracycline is added to the Au NCs, observation is carried out under a UV (ultraviolet) lamp with wavelength of 365 nm,red fluorescence of the Au NCs changes into yellow fluorescence, and after addition of Cu<2+>, the yellow fluorescence disappears gradually and the red fluorescence recovers gradually. Therefore, a near-infrared ratio fluorescence switch for tetracycline and Cu<2+> and UV visual dual-signal detection are established. The method has the advantages of adopting a fluorescence spectrum in a near infrared region and being small in interference, high in specificity and detection sensitivity, convenient to operate and capable of detecting tetracycline and Cu<2+> simultaneously.

The invention discloses a six-degree-of-freedom mechanical arm device of a block press dedicated for an optical element. The six-degree-of-freedom mechanical arm device comprises a base, a rotary driving component, a big arm component, a small arm component, a hand component and a wrist component, wherein the rotary driving component comprises a base motor, a harmonic reducer, a base rotation shaft and a coupler; the big arm component comprises a big arm, a big arm driving motor and a first cycloidal pin gear reducer; the small arm component comprises a small arm, a small arm driving motor and a second cycloidal pin gear reducer; the big arm driving motor is connected with the bottom of a big arm; the base motor, the big arm driving motor and the small arm driving motor are all hollow shaft motors; the hand component is provided with a minitype temperature sensor. The six-degree-of-freedom mechanical arm device has the advantages of compact and simple structure, convenience in pipeline arrangement, easiness in operation and convenience in adjustment, a workpiece and a mould can be picked and placed, the temperature change of the workpiece and the mould after mould pressing can be detected in real time, the use efficiency of the block press is improved, and the damage possibility of the workpiece and the mould can be lowered.

The invention discloses a wave-making oxygen increasing machine, and belongs to the field of aquaculture. The wave-making oxygen increasing machine comprises a floating body and a motor which is fixedly installed on the floating body and shares the same axis with the floating body, and the motor drives a vane wheel to rotate through a reducer. The wave-making oxygen increasing machine is characterized in that the top of the motor is provided with a swinging driver, the swinging driver comprises a support rod and a balance weight ball, the bottom end of the support rod is located at the top of the motor and the support rod shares the same axis with the motor, the top of the support rod supports the balance weight ball, the balance weight ball does reciprocating motion around the axis of the motor under the action of gravity to enable the motor to swing, the floating body is driven to tilt up and down, and therefore waves are made. Compared with the prior art, the wave-making oxygen increasing machine utilizes the potential energy of the balance weight ball to enable the motor to swing to drive the floating body to tilt to make similar natural waves in a pond, the total dissolved oxygen content of the pond is increased, and the energy-saving effect is achieved; the structure is simple, the manufacturing cost is low, energy consumption is not increased, the range of the dissolved oxygen function of one machine is large, and therefore the culturing cost is lowered.

The invention discloses a special-steel-material flexible wheel of a harmonic reducer, and a cyclic heat treatment method thereof. The cyclic heat treatment method comprises the three steps of carrying out normalizing heat treatment, rough machining and thermal refining; the isothermal annealing operation is cancelled; the normalizing heat treatment comprises the following concrete steps of feeding a forged flexible wheel workblank into a heating furnace, adjusting the normalizing induction heating temperature to range from 880 DEG C+/-20 DEG C, heating and insulating for 45min, and continuously carrying out normalizing heat treatment for two times; and the thermal refining comprises the following concrete steps of feeding a roughly machined flexible wheel workblank into the heating furnace, adjusting the quenching induction heating temperature to range from 850 DEG C+/-20 DEG C, insulating for 45min, then oil quenching, adjusting the tempering induction heating temperature to range from 560 DEG C+/-20 DEG C, insulating for 90min, and carrying out thermal refining for 1 to 3 times according to the flexible wheel grain size number requirement. The special-steel-material flexible wheel of the harmonic reducer, and the cyclic heat treatment method thereof provided by the invention have the beneficial effects that after the cyclic heat treatment method provided by the invention isadopted to treat the flexible wheel made of the special steel material (medium-carbon high-strength quenched and tempered steel), the original austenite grains of the flexible wheel can be refined andhomogenized.

The invention discloses an online diesel exhaust fluid solution concentration monitoring system for an automobile SCR (Selective Catalytic Reducer) system. The online diesel exhaust fluid solution concentration monitoring system comprises a power module, a coil design module and a data acquiring and processing module, which are sequentially connected through SMA (SubMiniature version A) connectors, wherein the coil design module comprises a transmitting coil, a urea tank and a receiving coil; the urea tank is used for being filled with a urea solution; the transmitting coil and the receiving coil are arranged at the outer side of the urea tank; the transmitting coil is connected with the power module through the SMA connector; the receiving coil is connected with the data acquiring and processing module through the SMA connector. The online diesel exhaust fluid solution concentration monitoring system avoids the contact between the measuring coil and the urea solution, adopts a self-resonance mode of the coil, and improves the sensitivity of the voltage at the two ends of the coil on change of concentration of the urea solution. The invention further discloses a monitoring method of the online diesel exhaust fluid solution concentration monitoring system for the automobile SCR system.

The invention provides an ultrahigh-pressure hydrogen electromagnetic valve having a pressure relief function and applied to a vehicle. The ultrahigh-pressure hydrogen electromagnetic valve comprisesa valve body; the valve body is provided with a gas charging interface which is connected with a gas cylinder; the valve body is internally provided with a main gas charging channel and the gas charging interface; the valve body is also internally provided with a manual control valve interface, an electromagnetic valve interface and a pressure reducer interface; one side of the pressure reducer interface is provided with a low pressure output interface; a manual control valve is installed at the manual control valve interface; an electromagnetic valve is installed at the electromagnetic valveinterface; a pressure reducer is installed at the pressure reducer interface; the gas charging interface communicates with the main gas charging channel through the manual control valve; and the maingas charging channel communicates with the low pressure output interface through the manual control valve, the electromagnetic valve and the pressure reducer in sequence. The ultrahigh-pressure hydrogen electromagnetic valve provided by the invention has the advantages of reasonable structure, high integration level, good safety and long service life.

The invention relates to the field of mechanical transmission, in particular to a speed reducer of an opening mechanism of an automobile trunk door, which is used in the opening and closing mechanism of an automobile trunk door and is a three-stage gear meshing transmission mechanism. A clutch is arranged between a secondary driven gear and a triple driving gear. The adoption of the technical scheme has the advantages that the power transmission requirements on large speed reducing ratio can be met; the stability of the output torque is improved; and labor is saved when the automobile trunk door is manually opened.

The present invention relates to a novel idea of Automobile Collision Impact Reducer(ACIR) which can be placed at the front, rear, sides between the doors of an automobile with multi chambered springs of various strengths which can be arranged in different patterns, multilayered plates, pipes and multilayered cushioning materials acting also as fire suppressant. In-order to reduce the recoil effect after the compression of springs, “Recoil Arrester/Lock system” is introduced having recoil arresting box, recoil arresting plate, tension springs and recoil lock lever. This concept can also be used in crash guard barriers in the roads, culverts and pillars of bridges, walls of houses near the road turns, pillars of metro rail, other railway lines etc with certain modifications. During the time of collision, after the force transfers from the cushioning materials, there will be multi chambered compression of springs depending on its stiffness which helps to reduce the impact.

The invention discloses a single-derrick tower-type twin-well pumping unit. A passive drum and a drum-type speed reducer are arranged on a rack beam; a rack base is fixed on a concrete foundation; an open belt is connected with a belt clip, a steel rope, a polish rod clamp, a rope hanger, a sucker rod and an oil-well pump; the other end of the open belt sequentially passes through the passive drum, the drum-type speed reducer and the passive drum from the upper part of a rack and then is connected with another belt clip, another steel rope, another polish rod clamp, another rope hanger, another sucker rod and another oil-well pump through bolts; a motor is connected with the drum-type speed reducer through a shaft coupler; and a brake is connected on the shaft coupler. Compared with a double-derrick twin-well pumping unit with a below-arranged drive system, a set of derrick is saved, about 10 tons of steels are saved, 60% of transmission lines are saved, 20 meters of belts are saved, and the efficiency is improved by 10%. Compared with two oil wells with two single-well pumping units, the manufacturing cost is reduced by 50%, and the efficiency is improved by 20%. Therefore, the single-derrick tower-type twin-well pumping unit can be widely applied to oilfield mining industries.

The invention provides a multifunctional light-weight service robot joint module. The multifunctional light-weight service robot joint module is suitable for rapid manufacturing of a service robot mechanical arm. The module comprises an output end, a harmonic reducer, a flange, a hollow direct-current brushless motor, a hollow wiring pipe disc, a hall type absolute set zero disc, a photo-reflection type relative encoder and a control device. The control device comprises a control board, a direct-current brushless motor drive board, a communication assembly and multiple sensors; the hollow direct-current brushless motor drives the output end to rotate through the hollow harmonic reducer, the photo-reflection type relative encoder is used for measuring the output rotating speed of the hollow direct-current brushless motor, and the control device is used for controlling operation of the hollow direct-current brushless motor. The module size is close to the human body size, one-machine transmission is adopted, the structure is compact, multiple intelligent sensors are combined, the service industry application and intelligent integration are facilitated, and the problems that an existing integrated joint is large in size, heavy, poor in safety protection function and the like are solved.

The invention, which relates to the field of a robot cycloidal speed reducer, provides a device and method for analyzing the cycloidal-pin wheel planetary transmission acting force. According to the invention, a cycloidal-pin wheel planetary transmission acting force is calculated based on an obtained short-amplitude coefficient, a pin wheel radius, a rotating angle of the cycloidal-pin wheel in an anticlockwise direction, a pin wheel tooth number, a pin wheel elasticity modulus, a cycloidal-pin wheel elasticity modulus, a cycloidal-pin wheel tooth width of the cycloidal-pin wheel as well as an included angle between a pressure vector applied to the cycloidal-pin wheel by using the geometric center of the cycloidal-pin wheel as a vertex and a Y axis. Therefore, the calculation efficiency of the analysis of the cycloidal-pin wheel planetary transmission acting force of the cycloidal speed reducer is improved; and the precision is high and the labor cost is low.

The invention relates to a rubdown device for the surface of a sandwiched board, a support is arranged at the two side of a moving line of the sandwiched board, a horizontal beam is arranged on the support of the invention, two column-shaped guiding rails are arranged at the two sides of the horizontal beam, the two ends of the column-shaped guiding rails are respectively fixed on the horizontal beam through a support of the column-shaped guiding rail, the column-shaped guiding rail is provided with a movable sliding block, a straight line bearing is used for supporting between the sliding block and the column-shaped guiding rail, a synchronizing belt is arranged at the upper middle of the sliding block, the two ends of the synchronizing belt are respectively connected with a driving wheel of a synchronizing belt wheel and a driven wheel of the synchronizing belt wheel, the driving wheel of the synchronizing belt wheel is connected with an output shaft of a stepping motor at the side of the support, a stepping motor reducer is arranged between the stepping motor and the driving wheel of the synchronizing belt wheel, a rubdown component is arranged at the lower part of the sliding block; the rubdown device for the surface of the sandwiched board provided by the invention can be use for rubdown treatment on the upper surface of the sandwiched board along the moving line, and is characterized in a simple structure, small power rate, easy detachability, easy installation and so forth.

The invention discloses an efficient furniture packaging manual measurement station. A power roller machine is supported through supporting leg assemblies mounted at the lower part; roller assembliesdriven by a speed reducer are paved on the power roller machine in parallel; a hoisting sliding platform mechanism is mounted below the power roller machine; a sliding plate and a short-edge backing plate on the hoisting sliding platform mechanism are driven through a hoisting air cylinder to be hoisted in a gap between the roller assemblies; a plate measurement mechanism comprises a longitudinalmeasurement mechanism mounted on an aluminum sectional material mounting beam and a transverse measurement mechanism mounted on the longitudinal measurement mechanism; the aluminum sectional materialmounting beam is fixedly mounted on the power roller machine; and data measured by the longitudinal measurement mechanism and the transverse measurement mechanism is transmitted outward through a cable box encoder. According to the efficient furniture packaging manual measurement station disclosed by the invention, the power roller machine, the hoisting sliding platform mechanism, the plate measurement mechanism and a control system are matched; and the length and width sizes of plate piles are measured by manual operation and the data is automatically recorded and sent to an upper computer, so that the problems of automatic measurement machinery in an industry of more faults, mechanical damages to plates, low efficiency and high manufacturing cost are solved.

The invention discloses a sandy soil screening device for building construction. The device comprises a spiral feeding mechanism, a feeding pipe and a screening bin; in the operation process, a speedreducer and a motor on the spiral feeding mechanism are turned on, the speed reducer drives a rotating shaft to rotate, a spiral feeding blade rotates to continuously pour an appropriate amount of sandy soil into a conveying cylinder through a feeding funnel, the sandy soil is conveyed to a discharging pipe to be moved out by rotating the spiral feeding blade, clamping rods are extruded, and second springs are compressed, so that the two ends of each clamping rod are moved out from the interior of a clamping groove; door plates are opened, the motor is turned off, the outer surfaces of the upper side walls of the door plates are placed on the side walls of discharging channels, the sandy soil in corresponding screening boxes flows out from the discharging channels through the surfaces of the door plates, and discharging is convenient; according to the sandy soil screening device, the screening efficiency is improved by continuously sliding the screening boxes, the screened soil is further screened by multiple layers of sieves different in pore diameter, the operation process saves time and labor, the working efficiency is improved, and the device runs stably, facilitates feeding and discharging and provides convenience for operation workers.

The invention relates to an edge folding mechanism for circular ports and a method for edge folding of the circular ports. A horizontal main shaft is mounted above a frame; the left end and the middlepart of the horizontal main shaft are supported at the top of the frame through a main bearing base; a main shaft driving wheel is mounted at the left part of the horizontal main shaft; the main shaft driving wheel is in transmission connection with an output shaft of a speed reducer through a second V-shaped belt; a cantilever at the right end of the horizontal main shaft extends out, and is connected with a center cylinder coaxial with the horizontal main shaft; a clamping mechanism for clamping a circular cylinder on the center cylinder is arranged in front of the center cylinder; and a flaring mechanism for flaring a right port of the circular cylinder, an edge pressing mechanism and a flattening mechanism are arranged on the right side of the clamping mechanism. In the edge folding operation, the circular cylinder sleeves the center cylinder; the clamping mechanism backwards moves to press the circular cylinder; a flaring conical head is adopted to flare the right port as a hornport; the edge pressing mechanism is used for pressing the horn port as a folded edge; and the flattening mechanism is used for flattening the folded edge. The edge folding mechanism is high in production efficiency, convenient to operate and reliable in molding.

The invention discloses an easily-cleaned spiral stirring machine for processing bean curd skins. The easily-cleaned spiral stirring machine comprises a blade, a stirring shaft, a material slot, a slot cover, a motor, a speed reducer and a bearing, wherein the slot cover is arranged on the material slot, slide chutes are formed in the upper parts of the front and rear sides of the shell, a fixed knob is arranged on the left side of the upper end of the slide cover, and the stirring shaft is arranged in the middle of the material slot; the blade spirally and uniformly winds the stirring shaft, the included angle alpha between the blade and the stirring shaft is 70-80 degrees, two ends of the stirring shaft are fixedly arranged on the side wall of the material slot through bearings, and one end of the stirring shaft is connected with the motor through the speed reducer; a feeding pipe and a water inlet pipe are arranged at the upper end of the side wall of the material slot, a discharging pipe is arranged at the bottom of the material slot, a feeding valve is arranged on the feeding pipe, a water inlet valve is arranged on the water inlet pipe, and a discharging valve is arranged on the discharging pipe. The easily-cleaned spiral stirring machine is capable of uniformly stirring and is easy to be washed and cleaned, protein gel is not damaged, and the bean curd skins are good in elasticity, taste and quality and high in yield.

The invention relates to a rack type parallel coupling underactuated robot finger device belonging to the technical field of hand design of humanoid robots. The device comprises a base, a motor, a speed reducer, a proximal joint axle, a middle finger section, a distal joint axle, a tail end finger section, a coupling transmission mechanism, an underactuated transmission mechanism and a plurality of spring parts. The device comprehensively realizes the effective fusion of the coupled grasping effect and the selfadaptive underactuated grasping effect by adopting the motor, the gear rack coupling transmission mechanism, the gear rack underactuated transmission mechanism and the spring parts. The device has simple structure and no transition axle; and the transmission parts do not distort andare not pretightened, the transmission process is accurate, the appearance and the action process of grasping objects are similar to those of human fingers, and therefore, the device is suitable for being taken as fingers of a humanoid robot hand.

The invention relates to a lateral displacement device for a vehicle, which comprises a mechanical device and a control device. The mechanical device comprises four case bodies fixedly mounted at the bottom of a vehicle frame, wherein in each case body, a supporting arm that is slightly smaller than the case body can be mounted inside the case body, the rear end of the supporting arm is movably connected with a first rotating shaft, the first rotating shaft is movably mounted on the case body, the rear part of a hydraulic cylinder is connected with a second rotating shaft, the second rotating shaft is movably arranged on the case body, a rolling wheel is fixedly connected with a third rotating shaft, the third rotating shaft is mounted at the front end of the supporting arm, a first chain wheel is fixed on the part of the third rotating shaft, which is exposed outside the case body, the front end of the driving shaft of the hydraulic cylinder is movably connected with a fourth rotating shaft, and the fourth rotating shaft is movably arranged on the supporting arm; a reducer fixing case body, a reducer and a motor are mounted in sequence on the outer side of the rear part of the case body; the output shaft of the reducer faces to the case body; a second chain wheel is fixedly arranged on the output shaft of the reducer; and the first chain wheel and the second chain wheel are movably connected through a chain. The lateral displacement device for the vehicle can allow the vehicle to perform a lateral motion with a small displacement, and has the characteristics of simple structure, convenience in installation and easiness in operation.