18results about How to "Guaranteed high speed operation" patented technology

The invention provides a random number oscillator and a random number generator based on a magnetic tunnel junction array. According to the random number oscillator provided by the invention, the read-write selection circuit and the magnetic tunnel junction array are arranged, and read-write control is carried out through the read-write selection circuit in each oscillation period, so that the resistance value of the magnetic tunnel junction array is randomly distributed between the first resistance value corresponding to the parallel state and the second resistance value corresponding to the anti-parallel state; according to the random number oscillator, a random process of binomial distribution is formed, and further, the magnetic tunnel junction array is used as a current type frequency determining element or a resistance type frequency determining element in the random number oscillator, so that the oscillation frequency of the random number oscillator can be controlled by the resistance value of the magnetic tunnel junction array; and the random change of the resistance value directly affects the oscillation frequency, so that the oscillation frequency is randomly switched along with the random change of the resistance value, and therefore, randomness is introduced directly based on the resistance change, and the generation speed of the random number can be increased.

The invention discloses a quick-change turning clamping mechanism for a special-shaped piston rod with a lug ring, relates to the technical field of clamping tools, and aims to solve the problems that in the prior art, a rod head of the special-shaped integral piston rod with the lug ring cannot be directly clamped through a three-jaw self-centering chuck and needs to be clamped through a four-jaw chuck, precision is poor, efficiency is low and the like. One side of the base body is connected with three-jaw self-centering chuck equipment, and a clamping assembly is arranged on the other side of the base body and used for clamping the special-shaped piston rod with the lug ring. A replaceable tip is arranged in the middle of the base body, a center hole is formed in the middle of a lug ring of the special-shaped piston rod with the lug ring, and the replaceable tip can be embedded in the center hole so that the central axis of the three-jaw self-centering chuck equipment and the central axis of the special-shaped piston rod with the lug ring can be located on the same straight line. The special-shaped piston rod with the lug ring can be directly clamped by existing standard three-jaw self-centering chuck equipment, the applicability is high, and the production efficiency is improved.

The invention discloses an anti-congestion face recognition gate for a security check channel, and relates to the technical field of gates. The device comprises two box bodies and swing gate mechanisms installed on the two box bodies. By adopting the linkage design of the shunting mechanism and the trigger plate, when a worker steps on the trigger plate through the shunting mechanism, the movement of the shunting mechanism can be limited through the trigger plate, and workers behind are prevented from advancing, so that a detection section which is not influenced by other workers can be formed between the swing gate mechanism and the shunting mechanism; therefore, the influence of external factors on the face recognition device is reduced, it can be guaranteed that the face recognition device can operate at a high speed, worker information is effectively recognized, and workers are not prone to congestion at the position; a worker can carry out online registration by pressing a shooting button and open a gate mechanism to enter the construction site through the security booth, so that the congestion phenomenon is reduced.

The utility model relates to a rotary joint which comprises an inner shaft, an outer shaft, a first bearing and a second bearing, the outer shaft is supported on the inner shaft through the first bearing and the second bearing, and the outer shaft and the inner shaft can rotate relatively. The outer shaft and the inner shaft are in clearance fit; the inner shaft is formed by fixedly connecting a plurality of inner shaft sections, each inner shaft section is provided with different numbers of axial holes, and the axial holes are connected and combined on the inner shaft to form a plurality of axial inner channels with different depths. The multi-gas-path and multi-oil-path mixed supply device is simple in structure, easy to machine and capable of achieving high-speed rotation and multi-gas-path and multi-oil-path

The present invention discloses a compact blister packaging machine, comprising a frame, on which a forming film traction device, a forming film placement and stretching station, a forming device, a medicine filling station, a visual inspection device, a film coating placement and stretching station, a heat sealing device, a cutting device, a waste collection station, and an electric control box are arranged, the forming film traction device comprises a first traction component and a second traction component that operate synchronously, the first traction component, the forming device, the medicine filling station, the visual inspection device, the heat sealing device, the second traction component and the cutting device are arranged in a straight line in sequence, the forming film placement and stretching station is located at the lower side of the first traction component, the film coating placement and stretching station is located at the upper side of the heat sealing device, the waste collection station is located at the upper side of the second traction component, and the electric control box is located at the lower side of the forming film between the first traction component and the second traction component. The present invention has the advantages of occupying less space, being easy to layout in a factory, being high in efficiency, and having good stability.

The invention discloses a ZYNQ-based face detection acceleration design method, which is used for processing a face detection task and is based on an upper computer, an image acquisition module and a ZYNQ board card, and is characterized in that the image acquisition module acquires a face image by using a CMOS (Complementary Metal Oxide Semiconductor) camera and outputs original video stream data in a color restoration RGB565 format; the ZYNQ board card comprises a PS end and a PL end, the PL end comprises an input cache module, a filling module, a convolution module, a pooling module, an up-sampling module and an output cache module, and all the modules are connected in sequence; the PS end is used for overall task scheduling, reading model weight parameters in the SD card, opening a DMA channel to complete data interaction of the PL end, and storing the read data in a DDR3 for display of an upper computer. According to the method, operations such as image preprocessing, command and data sending scheduling are carried out at a PS end, and intensive calculation tasks related to an algorithm are processed at a PL end. High-speed interaction of data of a PL end and a PS end is achieved through a DMA module, data are sent in an AXI-Stream format, and high-speed operation of the system is achieved.

An intelligent high-speed roof bag filling machine solves the problems of low working efficiency, hindering the improvement of operating speed, high operating failure rate, uneven product appearance quality, and poor adaptability in the prior art. It includes a filling machine body, characterized in that: a rotating box suction device is arranged in front of the carton sheet library; a core mold turret mechanism is arranged in front of the rotating box suction device, and a carton bottom preheating and pressing mechanism is arranged above the core mold turret mechanism; a high-speed automatic capping mechanism is arranged on one side of the middle of the carton conveying mechanism, a diaphragm filling system and a high-speed filling lifting mechanism are arranged in front of the high-speed automatic capping mechanism, a secondary pre-folding mechanism is arranged in front of the filling riser, and a carton top preheating and pressing mechanism is arranged in front of the secondary pre-folding mechanism. It has a reasonable design, compact structure, high degree of automation, can realize high-speed operation of the equipment, stable and reliable operation, improved production efficiency, low failure rate, high hygiene level, and strong applicability.

The invention relates to an assembly method of a dynamic balance test tool and the dynamic balance test tool thereof, and the assembly method of the dynamic balance test tool comprises the steps: machining an initial raw material to form a balance mandrel; wherein the outer diameter of the balance mandrel is gradually increased from one end to the other end, so that the two ends of the balance mandrel respectively form a small-diameter end and a large-diameter end; providing a to-be-tested part, wherein a through hole is formed in the to-be-tested part; the small-diameter end of the balance mandrel is inserted into the through hole, and the small-diameter end is in clearance fit with the through hole of the part to be tested, so that the balance mandrel is guided in without resistance; an insertion force F is continuously applied in the axial direction, so that the surface of the balance mandrel is attached to the part of the through hole, and axial displacement of the balance mandrel is stopped; and detecting the overall vibration amplitude of the balance mandrel and the to-be-tested part so as to verify the assembly stability and no additional unbalance between the balance mandrel and the to-be-tested part.

The utility model relates to an efficient water-cooled motor which comprises a motor body, the motor body is composed of a motor shell, a stator core, a rotor, a bearing and an end cover, a water bin integrated with the motor shell is arranged on the outer side of the motor shell, and the water bin comprises a first water inlet pipe, a first water outlet pipe and a cooling water channel formed between the first water inlet pipe and the first water outlet pipe; the winding end parts are arranged at the two ends of the stator iron core; the cooling system is arranged at the end part of the winding, is positioned at two ends of the stator core and is used for cooling the end part of the winding; the water sump is arranged on the machine shell, cooling water flows out from the first water inlet pipe through the cooling water channel and then flows out from the first water outlet pipe, heat is brought out through flowing water, the stator iron core is cooled, and meanwhile the cooling system is arranged at the end of the winding to cool the end of the winding. The motor has the effects of reducing temperature rise, ensuring high-speed operation of the motor and improving the performance of the motor.

The present invention discloses a gearbox for deceleration or acceleration, which relates to the field of gearbox transmission, and mainly comprises a box body, an input shaft, a control valve and an output shaft, wherein the control valve is fixedly mounted on the upper part of the box body; the input coupling is fixedly mounted on the input end of the input shaft, a driving gear is fixedly mounted on the input shaft, one end of the driving gear has a clutch seat for mounting an inner friction plate, an outer friction plate, a piston and a return spring are mounted in a clutch housing fixedly mounted on the input shaft, and the inner and outer friction plates form a clutch and are controlled by a control valve; the driving gear is meshed with a driven gear fixedly mounted on the output shaft; one end of the output shaft is equipped with an output coupling for outputting power. The beneficial effects of the present invention are: the clutch, acceleration or deceleration functions of the gearbox are effectively integrated, the output shaft is arranged in the opposite direction to the input shaft, high-speed operation is achieved, and the working condition requirements of a water jet propulsion pump used on a high-speed ship are met; the present invention can be widely used in high-speed ships or other gearbox transmission fields.

A robot (10) including a robot arm (12), a robot hand (14) provided to a distal end of the robot arm (12), a finger part (15) provided to the robot hand (14), and a claw part (18). The finger part (15) includes a first mounting / demounting part (16) provided to a distal end of the finger part (15) and capable of mounting and demounting a claw part (18) so that the claw part (18) has a moveable range in a mounted state of the claw part (18). The claw part (18) includes a second mounting / demounting part (20) corresponding to the first mounting / demounting part (16) and capable of mounting and demounting to the distal end of the finger part (15), with the claw part (18) able to grip a workpiece (90) by an opening / closing action of the finger part (15) in a mounted state to the distal end of the finger part (15).

The present application relates to the field of fan, especially to Roots blower, pneumatic suction system and vehicle, comprising: shell and rotor; base, including base one and base two, front end cover, connected with base one, and form first cavity with base one, rear end cover, connected with base two, and form second cavity with base two, the rotor is internally provided with weight reduction cavity one and cavity two; the inside of base one and base two is provided with cooling channel for cooling. By setting base and end cover, forming first cavity and second cavity, and not communicating with rotor cavity, and setting cooling channel in base to cool the structure in each cavity, reducing the thermal expansion generated by each component when running at high speed, providing necessary guarantee for single machine operation still having high strength negative pressure; support assembly is respectively located at both ends of the rotor, improving the stability of the rotor, setting cavity one and cavity two on the rotor, which can realize the lightweight of the rotor, and ensure that the fan can run at high speed.

The invention discloses an inclined oppositely-arranged combined finger clamping type precise corn seed-metering device which comprises a machine shell, a seed-metering channel is arranged at the lower end of the machine shell, two seed-metering devices are symmetrically arranged in the machine shell, the two seed-metering devices are used for metering seeds at intervals, and the adjacent ends of seed-metering shafts of the two seed-metering devices are in transmission connection; wherein the other end of the seed-metering shaft of one seed-metering device is connected with a power source, and seed-metering ports of the two seed-metering devices are both located at the upper end of a feeding port of the seed-metering channel. According to the invention, the seeding efficiency can be improved under the rotating speed of the finger chuck without damaging seeds, so that the seeding machine can realize high-speed operation.

This application relates to the field of cooling systems for trackless rubber-tired vehicles in coal mines, and discloses a cooling system for such vehicles, including an oil tank, a drive motor, a dual hydraulic pump, a brake accumulator circuit, and a fan hydraulic motor. The dual hydraulic pump consists of a coaxially linked dual front pump and a dual rear pump. The redesigned cooling system of this invention uses dual hydraulic pumps to drive the dual front pumps to ensure vehicle braking power and the dual rear pumps to ensure the engine receives constant cooling. To achieve this, a portion of the oil in the brake main relief valve flows back to the oil tank, while another portion passes through a check valve and enters a transfer valve. The dual rear pumps, transfer valve, and fan hydraulic motor form an independent cooling hydraulic branch. These two branches are completely independent. This design ensures that while the braking system uses oil, the cooling fan driven by the fan hydraulic motor can also operate continuously at high speed, ensuring the stable operation of the vehicle's cooling system.

The utility model relates to the technical field of automatic bale breakers, in particular to an automatic bale breaker conveying mechanism which comprises a control table, a disassembling frame is installed on the back face of the control table, supporting legs are installed at the bottom of the control table and the bottom of the disassembling frame, a supporting plate is installed in the control table, and a connecting frame is installed above the supporting plate. Connecting rods are installed on the front side and the rear side of the connecting frame correspondingly, clamping jaws are installed outside the connecting rods, telescopic air cylinders are installed at one ends of the clamping jaws, barbs are installed at the ends, away from the telescopic air cylinders, of the clamping jaws, an extension plate is installed at the bottom of the connecting frame, and a damping disc is installed at the bottom of the extension plate. Compared with an existing conveying mechanism of the automatic bale breaker, due to the design of the clamping jaws and the spiral blades, packaging bags and materials of the automatic bale breaker can be separated, and the overall practicability is greatly improved.

The present invention discloses a pole piece picking and placing device, which includes a rotating mechanism, a picking and placing mechanism and a position adjustment mechanism; the picking and placing mechanism is arranged on the rotating mechanism; the position adjustment mechanism is arranged on the rotating path of the picking and placing mechanism; the rotating mechanism transmits the picking and placing mechanism of the suction pole piece to the position adjustment mechanism, and the position adjustment mechanism corrects and adjusts the position of the pole piece. The pole piece picking and placing device of the present invention adjusts the position of the pole piece sucked by the picking and placing mechanism through the position adjustment mechanism to ensure that the pole piece is attached to the predetermined position of the diaphragm, thereby improving the yield rate of the battery cell. In addition, the position adjustment mechanism is arranged outside the picking and placing mechanism, which effectively reduces the weight of the rotating mechanism, so that the rotating mechanism can operate at a high speed, thereby improving the feeding speed.

The utility model provides a kind of pin patch device, mechanism and workstation, solve the problem of low equipment utilization, low operating efficiency and increase production cost caused by using independent two equipment to complete pin operation and paste circuit board operation in prior art;Pin patch device includes: fixed plate;Pin assembly, pin assembly includes the pin vertical guide rail and pin driving part being set on fixed plate, pin mounting plate being slidably set on pin vertical guide rail, pin head and pin ejector structure being set on pin mounting plate, pin driving part is connected with pin mounting plate, drives pin mounting plate to slide along pin vertical guide rail vertically, pin ejector structure is used to push pin in pin head;Patch assembly, patch assembly includes the patch vertical guide rail and patch driving part being fixed on fixed plate, suction nozzle head being slidably set on patch vertical guide rail to adsorb circuit board, patch driving part drives suction nozzle head to slide along patch vertical guide rail vertically.