30results about How to "High efficiency transmission" patented technology

The utility model discloses a material conveying mechanism for laser welding. The material conveying mechanism comprises an adjusting clamp set, a driving motor and a conveying assembly. The adjusting clamp set comprises a fixed seat, a guide seat, a first clamping flap and a second clamping flap, and the guide seat is in sliding connection with the clamping flaps through guide pins and used for driving the clamping flaps to be opened and closed and adjusting the clamping distance; the driving motor comprises a driving motor body and a lead screw, the lead screw is sleeved with the guide base through a screw hole, and automatic adjustment of the clamping structure is achieved; the conveying assembly comprises peristaltic petals installed at the ends of the clamping petals and eccentric wheels, the eccentric wheels are driven by the output shaft sleeve to rotate, and materials are clamped and conveyed in a peristaltic mode. The mechanism can realize self-adaptive clamping and stable propelling of welding materials with different specifications, has the advantages of compact structure, stable transmission, high universality and the like, and is suitable for material precision conveying requirements in automatic laser welding equipment.

The invention discloses an opening mechanism and a weaving machine, the opening mechanism comprises a heald frame array, the heald frame array comprises a plurality of heald frames distributed along a first direction array; the support is used for being connected with a rack of the weaving machine; the linear driving module comprises at least two sets of linear driving units, each linear driving unit comprises a plurality of direct driving units, each direct driving unit comprises a stator module and a rotor module, the stator modules are connected to the support, and the rotor modules are in sliding fit with the stator modules. Each heald frame is connected to the rotor module of the corresponding direct drive unit, so that each rotor module drives the corresponding heald frame to reciprocate up and down, the direct drive units in each group of linear drive units extend in the second direction and are sequentially arranged in a staggered manner in the first direction, and the direct drive units in each group of linear drive units are arranged in a staggered manner in the second direction. The second direction is perpendicular to the first direction. According to the technical scheme, the shedding mechanism can directly and freely adjust the running stroke and state of the heald frame, and is simple and reliable in structure and stable in performance.

The utility model provides a sheet part punch tapping indexing device, including rotation indexing mechanism, rotation indexing mechanism includes the fixed baseplate of being fixedly connected with drill press concentrically, rotation indexing mechanism still includes rotation baseplate, rotation baseplate concentric indexing rotation relative fixed baseplate, and rotation baseplate drives rotation through the hand wheel drive mechanism of installation in vertical side surface, hand wheel drive mechanism drives rotation baseplate rotation through right angle bevel gear transmission, rotation baseplate concentric fixedly links nut pressure mechanism and drives nut pressure mechanism concentric rotation, and nut pressure mechanism includes support frame, and support frame realizes sheet part synchronous rotation through the concentric pressure fixed installation sheet part of nut and elastic pad. The utility model reduces sheet part punch tapping waste rate to 2%, compact structure, convenient operation, guaranteeing accuracy reduces processing cost at the same time.

The utility model discloses a kind of pusher device of improving sawing efficiency, it is related to steel pipe processing field.It includes support, push head, receiving platform and oil cylinder, support is composed of bottom plate, first side plate and second side plate, wherein, first side plate and second side plate are arranged along first direction, and respectively with base fixed connection, bottom plate, first side plate and second side plate form recess, recess is used to accommodate oil cylinder, fixed end of oil cylinder is installed in support, receiving platform is slidably arranged in the side of first side plate and second side plate away from bottom plate along recess extension direction, for covering the top opening of recess at least a part, and the surface of receiving platform away from bottom plate forms bearing surface;Push head is fixed to receiving platform, and one end protrudes from bearing surface, and the other end extends into recess and is connected with telescopic end of oil cylinder;The above-mentioned pusher device can realize automatic control, compact structure, transmission efficient and have better guarantee to worker's safety.

The invention relates to the related technical field of sewage treatment, in particular to mouthwash production sewage treatment equipment which comprises a treatment pond, the treatment pond is divided into a coagulation zone, a flocculation zone and an air flotation zone, the treatment pond is provided with a mixing and shaking assembly in the coagulation zone, and the mixing and shaking assembly stirs and mixes sewage and a coagulant to form a mixed solution; the mixing and shaking assembly comprises a shaking barrel, the shaking barrel performs conical circumferential swinging in the coagulation area, the treatment tank is provided with a shaking and feeding assembly in the flocculation area, and the shaking and feeding assembly is used for uniformly sprinkling a flocculating agent into the coagulated sewage. Through conical swinging mixing of the coagulation area, reciprocating material sprinkling and staggered stirring of the flocculation area, fan-shaped stirring and gathering scraping of the air flotation area and continuous reciprocating motion of a stirring separation assembly, it is ensured that scum is removed in time, and the situation that the air flotation effect is affected due to the fact that a scum layer is too thick is avoided; the whole structure is compact, transmission is efficient, and the treatment efficiency of mouthwash production sewage and the stability of effluent quality are remarkably improved.

The present invention relates to the technical field of municipal pipeline construction, and in particular to a road rainwater and sewage pipeline laying device, comprising a support gate seat located on a groove, a lifting mechanism is arranged under the support gate seat, the lifting mechanism comprises lifting frames arranged on the left and right sides, a front supporting mechanism is arranged on the front side of the lifting frame, a sliding support is arranged between the two lifting frames, the sliding support comprises a slide plate, a rear supporting mechanism is arranged above the slide plate, and a scraping mechanism is arranged below the slide plate opposite to the rear supporting mechanism; a laser transmitter and a laser receiver are arranged at the left and right ends of the rear side of the slide plate; the distance between the laser transmitter and the laser receiver relative to the scraping mechanism is equal to twice the flared length of the pipeline. The laser transmitter and the laser receiver are used as positioning, the lifting frame drops the pipeline into the groove, and the scraping mechanism scrapes the crushed sand and gravel into a shallow groove. When laying the pipeline, there is no need for a crane to lift the pipeline into the groove, and there is no need for manual trenching and auxiliary alignment, so the laying efficiency is improved and the degree of automation is high.

The invention discloses a structural layout spiral tendon continuum robot and a using method, and belongs to the technical field of continuum robots. The robot comprises a structural spiral guiding tendon spacing disc, a continuum backbone, a continuum guiding bone, a tendon adjustable tensioning device and a tendon winding transmission module. A plurality of structural spiral guide tendon spacing plates are mounted on the continuum backbone; the end part of the continuum backbone is mounted at one end of the continuum guide bone, and the other end of the continuum guide bone is arranged in front of the tendon adjustable tensioning device; the tendon winding transmission module is arranged behind the tendon adjustable tensioning device; the tendon sequentially passes through the structural spiral guide tendon spacing disc, the continuum guide bone and the tendon adjustable tensioning device and is connected to the tendon winding transmission module. According to the improved tendon tensioning device, the stability of tendons is guaranteed, the movement capacity of a continuum robot in a complex space environment is enhanced, and the control precision is improved.

The utility model provides a manual point gum machine for display screen production relates to display screen production equipment technical field, include: point gum subassembly, point gum subassembly constitutes by point gum pipe, threaded rod and pump head, the pump head sliding connection is in the point gum pipe, threaded rod sets up at the top of pump head, the embedded installation of point gum pipe is equipped with visual glass, drive assembly constitutes by inside, outside drive disc, the layout is exquisite, the effect is remarkable, the first tooth groove of inside drive disc outside and the inside ring of outside drive disc mesh, realizes the collaborative operation of inside and outside disc, power transmission is efficient and stable, the second tooth groove of outside drive disc outside and the drive gear on fixed link mesh, supports through fixed link, drive gear can accurate drive outside drive disc rotation, this structure makes the drive flexible controllable of point gum pipe, can accurate regulation rotating speed and torque according to the operation demand, guarantees the smooth, accurate of point gum operation, has greatly promoted the working performance and product quality of point gum equipment.

The utility model discloses a kind of active air intake grille structures of saving Y direction space, it is related to active air intake grille structure technical field.The utility model includes active air intake grille body, active air intake grille body center is provided with execution motor, active air intake grille body center is fixedly connected with connecting bracket, connecting bracket is set in execution motor upper side, connecting bracket inside is provided with plastic peg, connecting bracket and execution motor are fixedly connected by plastic peg, execution motor left side and right side are inserted with output shaft, the output shaft is commonly provided with two.The utility model directly transmits rotary kinetic energy to active vane-left and active vane-right by setting active vane-left, specifically active vane-left and active vane-right have included angle in Y direction, avoid the problem of torque loss caused by the rotation of most of the market due to connecting rod driven blade, realize efficient transmission.

The utility model discloses a joint device for actuating a surgical instrument and a surgical robot. The joint device for actuating the surgical instrument comprises a driving part and a surgical part which are detachably assembled, the driving part comprises a fixed seat, a driving motor and a transmission assembly, the driving motor is arranged on the fixed seat, and the transmission assembly is assembled on an output shaft of the driving motor; the surgical part comprises an instrument base and a winding structure arranged on the instrument base, when the surgical part and the driving part are assembled, the instrument base and the fixing base are oppositely arranged, the winding structure is located at the position right opposite to the transmission assembly, and the winding structure abuts against the transmission assembly; a butt joint groove is formed in the side, facing the driving component, of the winding structure. A butt joint protrusion is arranged on the side, facing the surgical component, of the transmission assembly. And when the driving motor is in a zeroing state, the butt joint bulge is inserted into the butt joint groove. By arranging the butt joint protrusion and the butt joint groove, the driving component and the operation component can be in butt joint easily, and the assembling convenience can be improved.

The novel oil and gas recovery system comprises two supporting oil scraping tanks which are symmetrically arranged, a supporting refrigeration plate and a supporting bottom plate are installed between the two supporting oil scraping tanks correspondingly, and supporting heat conduction plates are installed on the lower surface of the supporting refrigeration plate side by side at equal intervals; supporting air guide plates are installed on the upper surface of the supporting bottom plate side by side at equal intervals, a first oil scraping plate is slidably arranged between the supporting refrigeration plate and the supporting bottom plate, a side sealing plate is slidably arranged in the supporting oil scraping box, a second oil scraping plate is movably embedded in the top of the supporting oil scraping box, and a flow guide supporting seat is installed at the bottom of the supporting oil scraping box. A recycling pipe network is installed between the two flow guide supporting seats, and an exhaust fan is installed at one end of each supporting oil scraping box, so that recycling can be prevented from being hindered in the cleaning process, oil stains can be fully scraped and concentrated together, the recycling rate of the oil stains reaches the best, the recycling difficulty is greatly reduced, the recycling effect is excellent, the oil stains are completely cleaned, and no residues exist.

This invention provides a front-end treatment device for electroplating wastewater contaminated with heavy metals, relating to the field of electroplating wastewater technology. The device includes a first treatment chamber, a transmission chamber, a mounting rod, a permanent magnet, a connecting rod, a second treatment chamber, a connecting pipe, and a stirring assembly. This invention uses neodymium iron boron (NdFeB) permanent magnets as the core element for heavy metal adsorption. These magnets possess extremely strong magnetic adsorption properties, rapidly adsorbing magnetic heavy metal ions such as iron, nickel, and cobalt, as well as pollutants containing magnetic components, from electroplating wastewater. Simultaneously, the permanent magnets are driven by a swing assembly to oscillate reciprocally at an angle of 30–60°. Combined with the opposite polarity of adjacent permanent magnets, a dynamically changing magnetic field environment is formed. This not only expands the magnetic field coverage but also avoids the formation of adsorption saturation regions, significantly improving the capture efficiency of heavy metal ions. The titanium alloy or polyvinyl chloride corrosion-resistant protective shell on the outer surface of the permanent magnets ensures magnetic stability and extends service life, guaranteeing long-term and efficient heavy metal separation.

The present invention discloses a fast disassembly double disc silage harvesting platform, the device comprises a suspension mechanism, two disc-type harvesting mechanisms are arranged side by side on the suspension mechanism, a locking connection mechanism capable of being mutually fixed with a hooking machine is arranged at the rear side of the suspension mechanism, a straw-separating mechanism is arranged at the front end of the two disc-type harvesting mechanisms, the straw-separating mechanism is fixed on the suspension mechanism, an angle-adjustable straw-supporting mechanism is arranged at the upper part of the two disc-type harvesting mechanisms, the angle-adjustable straw-supporting mechanism is installed on the suspension mechanism, and a crop conveying mechanism is arranged between the two disc-type harvesting mechanisms. The present invention can solve the problem that the current silage harvester has a complex harvesting platform structure, an unreasonable design, a poor harvesting effect, and cumbersome disassembly and assembly, which results in the silage harvester being unable to meet the needs of green fodder combined harvesting operations in small plots such as mountainous and hilly areas and paddy fields.

The invention discloses a screw top piece composite transmission type electric suction lock which comprises a base plate, a cover plate, a lock piece composite transmission mechanism, a screw electric pushing mechanism and an electric control system. The locking plate composite transmission mechanism is composed of a driving locking plate and a non-return locking plate, and the locking plate composite transmission mechanism is endowed with a reverse rotation trend through a torsion spring. The screw electric pushing mechanism drives the movable seat to move through the screw, and the unlocking top sheet at the lower part of the movable seat can respectively push the driving locking sheet to rotate clockwise for locking or push the non-return locking sheet to rotate anticlockwise for releasing; the electric control system detects the positions of the locking plate and the rack through the three microswitches and controls the motor to rotate forwards and backwards so as to achieve automatic switching of the unlocking state, the semi-locking state and the full-locking state. The locking device is compact in structure, reliable in transmission and capable of accurately recognizing and executing the locking state, the safety is improved, and the service life is prolonged.

The utility model discloses a steel plate off-line chain device which comprises a plurality of supporting structures, each supporting structure comprises two supporting chain wheels and a chain structure, the supporting chain wheels are symmetrically arranged, the chain structures are arranged between the supporting chain wheels in a meshed mode, each chain structure comprises a chain plate assembly and idler wheels, and the idler wheels are arranged on the chain plate assemblies. The two chain plate assemblies are symmetrically arranged and located on the two sides of the supporting chain wheel, and the multiple idler wheels are arranged on the chain plate assemblies in a rotating mode and meshed with the supporting chain wheel. The utility model relates to the field of steel plate offline device design, in particular to a steel plate offline chain device.

A toothed chain with a sealing ring sleeve, belonging to the field of chain technology, includes a toothed chain body with a sealing ring sleeve. The toothed chain body includes: an outer chain plate, an inner chain plate, a guide plate, a pin, a sleeve, and a sealing ring. The guide plate has a rectangular frame structure with a downward-protruding arc structure one at the bottom and outward-protruding arc structures two at both ends of the top. The radius of the arc structure two is R″ = R5.5-R7.5. This new invention solves the technical problems of chain slippage, tooth skipping, and excessive vibration of the chain at high speed in some models of Zhenming chains under extreme working conditions and extreme violent driving conditions. By optimizing the guide plate design and reducing the weight of the chain, the overall stability of the chain is improved, ensuring efficient transmission under various complex road conditions.

The utility model discloses an integrated drive for a forklift, which belongs to the technical field of industrial machinery and comprises a frame, a diesel engine is arranged at the top end of the frame, a transmission wheel is connected to the right end of the diesel engine, and the transmission wheel is connected with a gear oil pump through a cross universal joint. The gear oil pump is connected with an oil pressure lifting controller and a walking controller at the same time, and the transmission wheels are connected with a generator through a synchronous belt. According to the utility model, the power provided by the diesel engine can be utilized more efficiently.

The application discloses a cylindrical filtering assembly, a solid-liquid separator for industrial wastewater treatment and a separation method, and belongs to the technical field of solid-liquid separation equipment. The cylindrical filtering assembly comprises a circular filter cartridge, and a feeding pipe is arranged at the top of the circular filter cartridge. The circular filter cartridge comprises an annular pipe, a side filter cartridge, a blocking seat, a blocking plate, an end shell and a fixing rod. The fixing rod is coaxially arranged with the circular filter cartridge and is arranged in the circular filter cartridge. The end shell is fixedly connected with the fixing rod. A pushing block is arranged in the circular filter cartridge. Pushing rods are fixedly arranged at the two sides of the pushing block. Through linkage cooperation of the pushing block and the openable and closable blocking plate, directional pushing and automatic deslagging of solid waste are realized, and the problems of filter hole blockage and easy jamming of the pushing mechanism are relieved. The side filter cartridge is rotationally matched with a ball to clean the filter hole, the filter hole is realized on-line self-cleaning, and the continuous operation cycle is prolonged. The double-side pressure filtering assembly is used for closed extrusion of solid waste, the water content is effectively reduced, and deep dewatering is realized.

The invention discloses a rail vehicle brake release device, a control method and a storage medium, and the method comprises the steps: providing a first direction current for a release actuator of a rail vehicle in response to a brake release signal of the rail vehicle; judging whether the duration of providing the current in the first direction exceeds a preset first duration or not; and if yes, providing current in the second direction to a relieving actuator of the railway vehicle until a preset condition is met. The method is based on a time control mode, does not need to manage and control each specific travel, only needs to set the power-on time and the power-on direction according to requirements, is simple in control mode, and is high in adaptability.

The utility model relates to the technical field of ingot casting processing, and discloses an ingot casting machine aluminum waste recycling and crushing device which comprises a crushing platform, a feeding frame arranged at the top and a crushing frame arranged at the bottom. A crushing assembly is arranged on the platform and comprises a motor, the output end of the motor is connected with a main belt wheel, an auxiliary belt wheel is adjacent, and the motor and the auxiliary belt wheel are in transmission through a leather strap. And a crushing roller is connected in the shaft hole of the auxiliary belt wheel and is provided with a plurality of crushing cutters inside and outside the crushing frame. A partition seat is arranged on the inner wall of the crushing frame, and a fixed cutter is arranged on the seat and attached to the side edge of the crushing cutter. According to the arranged crushing assembly, a motor drives a main belt wheel and an auxiliary belt wheel to conduct transmission, then a crushing roller is driven to rotate, in the rotating process of the crushing roller, a crushing tool on the outer side of the crushing roller is matched with a fixed tool, crushing treatment on the aluminum waste is achieved, the crushing effect is good, and the recycling efficiency is improved; and through the arranged adjusting notches and fasteners, the position of the motor base can be adjusted, then the tensioning degree between the leather straps is adjusted, and efficient transmission of the leather straps is guaranteed.

This invention relates to an air filter, an aero-engine, and an aircraft, belonging to the field of aerospace technology. It solves the problem that existing air filters, located externally to the cabin, have weak drainage capabilities in rain and snow, limiting aircraft usability. The invention includes a support and drive unit and multiple guide plates; wherein the support and drive unit includes a support member; multiple guide plates are circumferentially arranged on the support member, and the guide plates are rotatable relative to the central axis of the support member to displace rainwater. This invention improves the drainage performance of the air filter in rain and snow.

The utility model discloses a double-suction centrifugal fan which comprises a fan shell, a fan cover and a fan cover. An impeller; the outer rotor motor is arranged in the center area of the impeller in a penetrating mode, the outer rotor motor comprises an outer rotor and a stator winding, the stator winding is sleeved with the outer rotor, and the outer rotor is connected with the impeller; and the two current collectors are symmetrically arranged at the two axial end parts of the outer rotor motor, and the current collectors are connected with the connecting shaft of the stator winding. The outer rotor motor is connected with the impeller through the outer rotor to drive the impeller to rotate, and transmission between the outer rotor motor and the impeller is simple and efficient. The outer rotor motor is arranged in the center area of the impeller in a penetrating mode, the center area of the impeller is utilized, the outer rotor motor cannot affect air inlet of the two sides of the impeller, and therefore the air inlet amount of the two sides of the double-suction centrifugal fan is consistent, the structure is compact, and the overall size is small; furthermore, the flow collector not only plays a role in guiding inlet air of the impeller, but also plays a role in supporting the outer rotor motor.

This utility model discloses a slipper clutch for motorcycles, comprising a lower pressing body, an upper pressing body, a connecting assembly, and a lifting plate. The lower pressing body has a first pressing part, evenly distributed connecting posts, and a mating part with sliding protrusions; the upper pressing body includes a mating inclined surface, a limiting groove, and a second pressing part. The friction plate assembly has internal splines, and the outer circumferential surface of the sliding protrusion and corresponding parts of the upper pressing body have external splines, forming a spline-protrusion double-guide structure. The connecting posts are axially connected to the lifting plate through the connecting assembly. The mating inclined surface slides with the sliding protrusion to reduce clutch engagement shock; the limiting groove prevents the connecting assembly from disengaging; the first and second pressing parts are inlaid with wear-resistant alloy steel sheets to improve wear resistance. This structure, through spline optimization, connection reinforcement, and the application of wear-resistant materials, achieves improved transmission efficiency, reduces clutch jerking, and meets the requirements for torque transmission efficiency, smooth operation, and long service life. This utility model applies to the technical field of motorcycle clutches.

The utility model relates to the field of water jet propulsion pumps for electric surfboards, in particular to a water jet propeller of an integrated structure. The problems that a motor, a main shell and a controller of an existing propeller are separated, so that connection and waterproof structures are complex and the like are solved. The water-jet propeller of the integrated structure comprises a main shell, a controller, a motor and a flow guide shell, a propeller shaft penetrates through a flow channel and is in transmission connection with a main shaft of the motor, the rear end of the propeller shaft extends into a barrel cavity and is fixedly connected with an impeller, and a motor shell is composed of an end cover and an installation barrel cavity integrally extending from the front end of the main shell. The main shaft hermetically extends out of one end, corresponding to the bottom wall, of the mounting cylinder cavity and is in transmission connection with the paddle shaft; the main shell is provided with a waterproof upper cavity for placing the controller, the wall of one side, facing the mounting cylinder cavity, of the upper cavity partially coincides with the bottom wall of the mounting cylinder cavity, and the side wall is provided with a waterproof power supply connector and a waterproof control connector. The motor, the controller and the main shell are integrated, the structure is compact and waterproof, the coaxiality of the motor and the main shell is good, and the transmission efficiency is high.

The utility model relates to the field of tattooing, and discloses a tattooing machine. According to the tattooing machine, the direct-drive rod is of a triangular Y-shaped direct-drive structure, the structure is not prone to being twisted and bent, transmission is more direct, machine body vibration and abnormal sound generated by bending of the direct-drive rod when the tattooing machine runs can be directly and effectively reduced, and needle withdrawing shaking, caused by deformation and bending of the direct-drive rod, of a disposable tattooing needle is avoided; the limiting block is used for limiting the direct-drive rod on the outer surface of the motor shaft, the pentagonal counterweight flying saucer can improve the rotation inertia of the motor, transmission is more direct and efficient through cooperation with the direct-drive rod, the current generated when the motor shaft is loaded can be effectively reduced, and therefore the effect of prolonging the endurance time of the tattoo machine is achieved; after the tattooing machine is started, the combination of the direct drive rod and the pentagonal counterweight flying saucer is adopted, the skin penetration feeling of a tattooing needle can be effectively improved, the penetrating power of the tattooing needle to the skin is enhanced, the skin can be colored more quickly and effectively, the working time is directly and effectively shortened, the working efficiency is improved, and therefore the tattooing pain feeling is relieved in an auxiliary mode.

The folding chair comprises a backrest rod and a sliding armrest, the sliding armrest is provided with a cavity, a sliding seat and a hydraulic rod are arranged in the cavity of the sliding armrest, the first end of the hydraulic rod is connected with the sliding armrest, the second end of the hydraulic rod is connected with the sliding seat, and the hydraulic rod drives the sliding armrest to move relative to the sliding seat when stretching out and drawing back. The backrest rod connected with the sliding armrest rotates relative to the seat rod to adjust the angle of the chair back. The operation knob is embedded in the front end of the armrest, and the valve opening pin is directly or indirectly pushed to act by shifting the operation knob, so that locking and releasing of the hydraulic rod are controlled, and the smooth and stepless chair back angle adjusting effect is achieved.

The utility model discloses a chain driver, which belongs to the technical field of chain driving and comprises a mounting plate and two driving shafts. The positioning shaft is arranged on one side of the mounting plate, the two driving shafts are arranged on the two sides of the mounting plate respectively, and chain wheels are arranged on the outer sides of the positioning shaft and the two driving shafts; the chain main body is arranged on one side of the mounting plate, and the chain main body is arranged on the outer sides of the multiple chain wheels in a sleeving mode and connected with the multiple chain wheels in an engaged mode; according to the chain coating device, the storage box and the positioning rod are arranged on one side of the mounting plate, the positioning rod can be pressed downwards, the coating layer can abut against the upper end of a chain, the feeding port can be aligned with the discharging port, lubricating oil in the storage box flows into the coating layer, the chain body is coated with the lubricating oil, certain time and manpower are saved, and the production efficiency is improved. And the use convenience of the chain driver is better.

The invention relates to the field of unmanned aerial vehicle transmission, in particular to an unmanned aerial vehicle variable speed transmission system and a control system. The first driving shafts are vertically arranged on the two sides of the machine shell, and multiple sets of first transmission bevel gears are vertically distributed on the first driving shafts; a driving piece for driving the first driving shaft to rotate is arranged in the machine shell; the first transmission shaft and the second transmission shaft are arranged corresponding to one group of rotor wings, one end is provided with a transmission bevel gear II and meshed with the transmission bevel gear I, and one end is in transmission connection with the rotor wings; the two first transmission shafts are arranged in parallel; the two second transmission shafts are arranged in parallel; the included angle between one second transmission shaft and the first transmission shaft connected with the rotor wings on the same side of the machine shell is not smaller than 60 degrees; the speed changing assembly is arranged at the top end of the first driving shaft, rotates synchronously with the first driving shaft and is connected with the first transmission shaft and the second transmission shaft. The method has the effects of reducing the failure rate of a transmission system of the unmanned aerial vehicle and prolonging the service life of the unmanned aerial vehicle.

This utility model discloses a wheat imperfect grain detection device, including a device platform, a wheat storage module, a detection module, and a moving module. The device platform is provided with a feeding position and a detection position. The wheat storage module can be moved back and forth between the feeding position and the detection position through the moving module. The detection module is set at the detection position. It can realize the automatic adjustment of the wheat storage module between the feeding position and the detection position. The wheat storage module achieves automatic separation of the wheat grains through a flexible vibrating plate, which facilitates the detection module to perform detection. The moving module has smooth and efficient transmission, and the positioning accuracy is improved by adding a sensor module. The detection module has an adjustable angle for the line scan bar light source and an adjustable height for the line scan camera to ensure the accuracy of detection.

The utility model discloses a high -efficient transmission case -overturning machine screw rod device, including the support frame of L type structure and with reinforcing plate, the rotation connection threaded screw rod between two support plates of support frame one side, fixed connection guide rod, the sliding sleeve on threaded screw rod and guide rod sliding connection, sleeve connects overturning motor, and the motor output end connects the clamping assembly of containing bidirectional telescopic subassembly, first limit board, L type board and clamping mechanism. The device passes through the optimization structure design, realizes efficient transmission and stable operation, and its clamping assembly can be adjusted flexibly, is suitable for different specifications box body, has improved production efficiency, has reduced equipment maintenance cost, has good application prospect and market value.