30results about How to "Guaranteed transmission ratio" patented technology

The invention relates to a portable auxiliary stabilizer for camera shooting and photographing. One end of a rolling machine arm is connected with a rolling machine arm mounting base in a rotary mode, and the rotation center line of the rolling machine arm is gamma; the rolling machine arm mounting base is connected with a pitching machine arm in a rotary mode, and the rotation center line of the rolling machine arm mounting base is alpha, and a rotating shaft of the rolling machine arm mounting base is equipped with a pitching correcting motor; a fixing base is mounted on the side surface near the other end of the rolling machine arm, the rotation center line of the fixing base is beta, and the rotating shaft is equipped with a rolling correcting motor; the rotation center line gamma is perpendicular to a plane where the rotation center line alpha and the rotation center line beta intersect; the fixing base is equipped with an accelerometer and a gyroscope, and the accelerometer and the gyroscope are connected to the pitching correcting motor and the rolling correcting motor through a control unit; and the portable auxiliary stabilizer for camera shooting and photographing is also equipped with a pitching angle adjusting switch connected with the pitching correcting motor through a control unit. The portable auxiliary stabilizer for camera shooting and photographing can be helpful for users to find the balancing positions of the gravity centers of phones rapidly and conveniently, no professional skill is needed, the system power consumption is low, heating is less, a shooting device keeps a lens stably oriented to a photographed object, and the precision of the image quality is high.

The invention relates to an integrated single-trailing-arm gear-reducing type electric wheel drive system. A drive motor is fixed on a frame, and assembled with a drive wheel, planet gears, tanks and a single trailing arm to form an integrated structure, so that unsprung mass of an automobile is reduced. Tanks A, tanks B, the single trailing arm and the frame form an articulated four-bar mechanism, when wheels hop up and down under the action of random road excitation, the single trailing arm and the tanks A and B also rotate around respective rotation axes, and by the mechanism, transmission ratio can be ensured unchanged when the center distance between the motor and a driven planet gear changes due to road input excitation. By the novel wheel reduction and transmission mechanism transmitting motor power to the driven planet gear (wheel rim), the transmission ratio between the motor and the driven planet gear can be ensured not to change with the center distance without the help of a constant-speed universal transmission shaft device. The integrated single-trailing-arm gear-reducing type electric wheel drive system has the advantages of simplicity of the wheel reducing mechanism and high transmission efficiency.

The invention relates to an automatic cleaning device for rubber covered rollers of a spinning frame. The automatic cleaning device for the rubber covered rollers of the spinning frame is installed on the spinning frame, and a roller installation idler wheel of the spinning frame serves as a rotation drive idler wheel. The automatic cleaning device is characterized by comprising a cleaning band, the idler wheel, a tension adjusting frame and a brush; by installing the movable closed cleaning band at the position closely attached to the outer sides of the rubber covered rollers of the spinning frame, spun yarn adhering to the rubber covered roller can be cleaned away by the cleaning band in time, and the situation that a large quantity of spun yarn is accumulated on the rubber covered rollers is avoided. Compared with cleaning of felt covered rollers, the cleaning mode of the cleaning band is very high in efficiency, the rubber covered rollers of the spinning frame can be cleaned without stopping the machine, and the working efficiency of the spinning frame is improved. The automatic cleaning device is driven by roller connection, the drive ratio is guaranteed, the yarn spinning quality is improved, the cleaning and labor intensity is lowered, and the loss of spinning machine materials is reduced.

The present invention discloses a pork rib block cutting device and relates to the field of food processing devices. The pork rib block cutting device comprises a front-end bracket assembly, an intermediate bracket assembly, a rear-end bracket assembly, a high-pressure gas pipeline, a rear-end pulley assembly, block cutting belts, a pork rib block pushing-out assembly, block cutting hobs, synchronous belts, synchronous wheels, a speed reducer, a motor, etc. The motor drives a front-end pulley assembly via the speed reducer, the synchronous belts and synchronous wheels are used to transmit motion to the block cutting hobs, cutting edges of the block cutting hobs can form bisection with cutting edges on the block cutting belts, and thus a whole slice of the pork ribs are cut into blocks. Inorder to avoid adhesion of the pork rib blocks, the pork rib block pushing-out assembly is arranged inside the block cutting hobs, air injection rollers are arranged at rear-ends of the belts, under functions of a cam plate, sealing roller assemblies, etc. the air injection rollers inject high-pressure gas in fixed positions, and the cut pork rib blocks adhering to the block cutting belts are blown off. The device can be applied to automatic block cutting of the whole slice of the pork ribs.

The invention discloses a novel electrified lead connection method and an electric wire stripper for cables. The method comprises the following steps of: climbing on a pole by an electrician to affirm that no electric leakage phenomenon exists, measuring and manufacturing leads, measuring the lengths of leads on three phases by the electrician on the pole by using an insulating electricity inspection and distance measurement integrated rod, and manufacturing an upper lead by an electrician on the ground; carrying out stripping according to a sequence of A phase, B phase and C phase by using the electric wire stripper for cables, cleaning a cable oxidation layer at a hook-up wire clip, setting a three-phase insulating, shielding and isolating measure; respectively transferring an insulating operation rod and an insulating and shielding tool onto the pole by the electrician on the pole under the coordination of the electrician on the ground; carrying out insulating and shielding by the electrician on the pole by utilizing the insulating operation rod according to the sequence of B phase, C phase and B phase; mounting the upper lead on an upper pile head of a drop-out fuse, carrying out test lap joint, carrying out lap joint on branch line leads of B phase, C phase and A phase in sequence; dismantling the three-phase insulating, shielding and isolating measure, carrying out dismantling by the electrician on the pole according to the sequence of B phase, B phase and A phase; checking that operation requirements are satisfied by the electrician on the pole and then returning to the ground to complete electrified lead connection, so as to ensure the continuity and reliability of power supply.

The invention relates to a double-clutch structure reducer, which has a source power input shaft and a power output shaft; a first clutch device and a second clutch device; the first clutch device and the second clutch device can be axially separated and combined Position movement; the first clutch device is always combined earlier than the second clutch device, and is always separated than the second clutch device; the first clutch device is axially arranged between the driven device and the second clutch device ; The first clutch device and the second clutch device are coaxial and rotate synchronously; the clutch control device operates the second clutch device to move axially from the disengaged position to the combined position, the first clutch device is driven by the second clutch device shaft The speed reducer of the present invention has the advantages of smaller volume, simpler structure, stable operation and guaranteed transmission ratio.

A hand-held camera and photography auxiliary stabilizer, one end of the roll arm is rotatably connected to the roll arm mount, the center line of its rotation is γ, the roll arm mount is rotatably connected to the pitch arm, and its rotation The center line is α, and the pitch correction motor is arranged on the rotation shaft of the roll arm mounting seat; the fixed seat is installed by rotating near the other end of the roll arm, and the center line of its rotation is β, and the roll correction motor is arranged on the rotation shaft; The center line γ is perpendicular to the plane where the rotation center line α and the rotation center line β intersect; the accelerometer and gyroscope are arranged on the fixed seat and connected to the pitch correction motor and the roll correction motor through the control unit; the device also has a pitch correction motor connected to the control unit Motor pitch angle adjustment switch. This device can quickly and conveniently help users find the balance position of the center of gravity of the mobile phone without any professional skills; the system has low power consumption and less heat generation; the shooting device always keeps the lens facing the object stably, and the image quality is high in precision.

The invention discloses a planetary wheel speed reducer. The planetary wheel speed reducer comprises a main shaft connected with a high-speed part, planetary wheels, a fixed inner tooth ring fixedly arranged, and an output inner tooth ring connected with a low-speed part. The axes of the planetary wheels are eccentric relative to the axis of the main shaft and are arranged in parallel. Center shafts in the planetary wheels are connected to the main shaft, and the planetary wheels can rotate around the respective center shafts in the planetary wheels. Each planetary wheel comprises a first-stage gear used for meshing transmission with the fixed inner tooth ring and a second-stage gear used for meshing transmission with the output inner tooth ring. In each planetary wheel, the first-stage gear is coaxially and fixedly arranged on one side of the second-stage gear. The planetary wheels in the planetary wheel speed reducer conduct a circular movement around the main shaft and a rotation movement, the two movements are superimposed and transmitted to the output inner tooth ring, and thus the planetary wheel speed reducer has a large transmission ratio, and the planetary wheel speed reducer is simple in structure and convenient to machine. The invention further discloses mechanical and electronic integration equipment comprising the planetary wheel speed reducer, and the planetary wheel speed reducer can guarantee the transmission ratio and is simple in structure.

The invention relates to an integrated single-trailing-arm gear-reducing type electric wheel drive system. A drive motor is fixed on a frame, and assembled with a drive wheel, planet gears, tanks and a single trailing arm to form an integrated structure, so that unsprung mass of an automobile is reduced. Tanks A, tanks B, the single trailing arm and the frame form an articulated four-bar mechanism, when wheels hop up and down under the action of random road excitation, the single trailing arm and the tanks A and B also rotate around respective rotation axes, and by the mechanism, transmission ratio can be ensured unchanged when the center distance between the motor and a driven planet gear changes due to road input excitation. By the novel wheel reduction and transmission mechanism transmitting motor power to the driven planet gear (wheel rim), the transmission ratio between the motor and the driven planet gear can be ensured not to change with the center distance without the help of a constant-speed universal transmission shaft device. The integrated single-trailing-arm gear-reducing type electric wheel drive system has the advantages of simplicity of the wheel reducing mechanism and high transmission efficiency.

The invention discloses a rifling barrel-shaped scanning device, and relates to the field of security inspection devices. The rifling barrel-shaped scanning device comprises a main frame, an azimuth rotation mechanism, a central mechanism, a computer and a lifting movement mechanism. The lifting movement mechanism comprises a fixing seat, a screw mounting seat, a guiding seat, a screw rod, a lifting sliding table, a servo motor a and a synchronous belt transmission device, and is used for driving the azimuth rotation mechanism and the central mechanism to lift. The azimuth rotation mechanism comprises a servo motor b which is connected with a square shaft. The center mechanism comprises a central vertical shaft which is connected with the square shaft. A number of antenna beams and radomebeams are arranged on the central vertical shaft in the axial direction. A number of transmitting antennas and receiving antennas are arranged between the antenna beams through antenna fixing plates.The computer is electrically connected with the transmitting antennas, the receiving antennas, the servo motor a and the servo motor b. The device has the advantages of compact structure, wide scanning range, high scanning efficiency, large scanning precision, high stability and high security inspection efficiency, and can be widely used in the field of security inspection.

The invention provides a drilling device used for pipe jacking construction and belongs to the technical field of municipal engineering. The technical scheme includes that the drilling device comprises a base plate, an intermittent motion mechanism is arranged on the base plate, and a drilling mechanism is arranged on the intermittent motion mechanism. The drilling device has the advantages that manual soil ploughing can be replaced, working efficiency is high, and injury to the body, caused by manually lying on front to plough can be avoided.

The invention belongs to the technical field of guitar production and particularly discloses a guitar manufacturing method. The method includes steps of material selection, neck manufacturing, body manufacturing, neck connection and paint spraying. At the step of paint spraying, a paint spraying device is used for paint spraying at a side plate concave position and comprises a frame, a guitar side plate is rotationally connected to the frame, a motor is arranged on the frame, the frame is provided with a guide groove and a slide rod which is slidably arranged in the guide groove, one end of the slide rod is abutted against the concave position of guitar side plate, and a reset spring is connected between the other end of the slide rod and the guide groove; the slide rod is connected with a spraying frame through a transmission mechanism in a transmission ratio of 1:1, and a pair of sprayers are arranged on the spraying frame, oppositely obliquely arranged at the concave position of the side plate and staggered in the height of the side plate; after the motor and the sprayers are switched on, the motor drives the side plate to rotate, and then the concave position of the side plate is sprayed by the sprayers. By adoption of the manufacturing method, uniformity in paint spraying at the concave position of the guitar side plate is achieved.

The invention discloses a high-stability transmission device of a manual three-coordinate measuring machine. The high-stability transmission device comprises a screw rod transmission component and a clamping mechanism, wherein the screw rod transmission component comprises a transmission screw rod, and a net-shaped hand wheel is fixed at the front end of the transmission screw rod; the clamping component comprises a connecting block which is fixed on a connecting plate; left and right elastic plates are arranged on two sides of the connecting block respectively; a rigid plate is connected to one end of the right elastic plate; a thin type cylinder is fixed on the left elastic plate and between the rigid plate and the left elastic plate; a pair of clamping blocks are arranged between the rigid plate and the left elastic plate; the upper end part of the rigid plate is connected with the upper end part of the left elastic plate through a tension spring; the clamping blocks are clamped on the transmission screw rod; threads in match with the transmission screw rod are arranged on the inner sides of the clamping blocks. The high-stability transmission device can be arranged on X, Y and Z measurement axes of the three-coordinate measuring machine and is simple in structure, easy to produce, convenient to operate and good in use effect; the transmission efficiency is improved, and a transmission part has a stable transmission ratio; the fine tuning function of the hand machine is realized, the transmission precision is ensured, and the measurement is convenient.

The invention discloses a following type ink jet printing device, and belongs to the field of industrial automation devices. The following type ink jet printing device is composed of stopping edges, supporting columns, a back arc face, a gear arc, a gear, a motor installation plate, a direct-current gear motor, roller supporting columns, an ink jet printing assembly sleeve, an ink jet printing sleeve, an ink jet printing head, a CCD support, a CCD, a front arc face, an upper cover plate and rollers. The following type ink jet printing device is characterized in that the two stopping edges are arranged in the device, the back arc face and the front arc face are installed on the lateral sides of the two stopping edges, the supporting columns are installed between the front arc face and the back arc face, and the upper cover plate is installed on the front arc face and the back arc face; the gear arc is installed on the inner side of the back arc face, the four roller supporting columns are installed on the ink jet printing assembly sleeve, the ink jet printing sleeve is installed in the cold jetting assembly sleeve, the ink jet printing head is installed in the ink jet printing sleeve, the motor installation plate is installed on the ink jet printing assembly sleeve, the direct-current gear motor is installed on the motor installation plate, and the gear is installed on the motor and meshed with the gear arc; and the CCD support is installed on the lateral side of the ink jet printing sleeve, and the CCD is installed on the CCD support. By means of the following type ink jet printing device, product information can be printed to the proper position of a plastic pipe in a jetted manner.

The invention discloses a tractor capable of high-clearance cultivating, which comprises two rear wheels and two front wheels respectively arranged on a rear driving bridge and a front bridge, wherein, the rear driving bridge comprises two rear bridge shaft tubes, two driving shafts connected with a rear bridge transmission box run through and respectively and rotatably arranged on the two rear bridge shaft tubes; the front bridge comprises a bushing with both ends respectively and detachably connected with auxiliary bushings, wherein, the two auxiliary bushings are respectively connected withthe two front wheels, the two driving shafts are respectively and detachably connected with transmission boxes, and the two transmission boxes are respectively connected with and drive the two rear wheels; the space between the two rear bridge shaft tubes and the two transmission boxes respectively, detachably and fixedly connected with connecting shaft tubes for sleeving the corresponding driving shafts. The tractor of the invention is enabled to realize two functions of routine work such as plowing, tilling, sowing, harvesting, etc. and cultivating work such as weeding, loosing, fertilizing, ridging, etc., thereby greatly reducing investment cost, expanding the functions of tractor and improving the utilization rate of the tractor.

The invention discloses a tail wing self-yawing type half-rotating impeller water turbine, and belongs to the technical field of new energy. According to the water turbine, through gear transmission,the motion rule of the water turbine is kept as follows an output shaft rotates by a circle, water turbine blades rotate by half circle, the phase difference between two blades is 90 degrees, the topof an outer frame of the water turbine is connected with a bearing, the rear end of the outer frame is connected with a water drop type tail wing, along with changes of the water flow direction, force, acting on the tail wing, of the water flow generates yawing moment for the outer frame, the water turbine is driven to perform deflection, and can right face the water flow direction, and the influence of the water flow deflection on the efficiency of the water turbine is reduced. According to the tail wing self-yawing type half-rotating impeller water turbine, a tail wing self-yawing mechanismis adopted, the consumption of the electric amount of the small water turbine can be reduced, and the adaptation water area is wide.

The invention relates to an automatic cleaning device for rubber covered rollers of a spinning frame. The automatic cleaning device for the rubber covered rollers of the spinning frame is installed on the spinning frame, and a roller installation idler wheel of the spinning frame serves as a rotation drive idler wheel. The automatic cleaning device is characterized by comprising a cleaning band, the idler wheel, a tension adjusting frame and a brush; by installing the movable closed cleaning band at the position closely attached to the outer sides of the rubber covered rollers of the spinning frame, spun yarn adhering to the rubber covered roller can be cleaned away by the cleaning band in time, and the situation that a large quantity of spun yarn is accumulated on the rubber covered rollers is avoided. Compared with cleaning of felt covered rollers, the cleaning mode of the cleaning band is very high in efficiency, the rubber covered rollers of the spinning frame can be cleaned without stopping the machine, and the working efficiency of the spinning frame is improved. The automatic cleaning device is driven by roller connection, the drive ratio is guaranteed, the yarn spinning quality is improved, the cleaning and labor intensity is lowered, and the loss of spinning machine materials is reduced.