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31results about How to "Smooth operation at high speed" patented technology

Driving mechanism with eccentric round cam groove

A slotted eccentrical circular cam type drive mechanism features that an eccentrical wheel installed to central axle has an eccentrical ring slot on its circumferential surface, the longitudinally reciprocating drive rods are respectively installed in their guide tubes, and the sleeved end of said drive rod is arranged vertically in said ring slot on eccentrical cam. Its advantages are simple structure, and high stability and reliability.
Owner:王良知

High-speed high-power density AC servo motor

The invention discloses a high-speed high-power density AC servo motor, which belongs to the technical field of motors. The high-speed high-power density AC servo motor comprises a stator part and a rotor part, wherein the stator part comprises a frame, a stator iron core, stator windings, end covers and bearings; the rotor part comprises a rotation shaft, rotor magnetizers, permanent magnets and a stainless steel band; two ends of the frame are provided with the front end cover and the rear end cover; the frame is internally provided with the rotation shaft, the stator iron core, the stator windings and the rotor part; the rotor magnetizers sleeve the rotation shaft, the tile-shaped permanent magnets are adhesive to the outer surface, and an air gap magnetic field is generated; cast aluminum alloy is adopted to cast the frame, the front end cover and the rear end cover, and thermal processing is carried out; silicon steel sheets are adopted to process the stator iron core, and the oxide layer on the surface of the silicon steel sheet serves as inter-sheet insulation; the inner circle of the iron core ring is uniformly provided with grooves parallel with the axis, the stator windings are embedded in the grooves, and each stator winding adopts a high temperature-resisting copper wire; the rotor part is assembled; and the stator part and the rotor part are combined together. The rotation speed of the motor is high, the power density is large, and the operation is steady.
Owner:AVIC POWER SCI & TECH ENG

Nickel sulfate evaporative crystallization process

The invention relates to a nickel sulfate evaporative crystallization process which comprises the following steps: S1, fresh steam supplies heat to a heat exchanger group, a first evaporation and concentration device and a second evaporation and concentration device; S2, a material enters the heat exchanger group to be pre-heated, then enters the first evaporation and concentration deice after being preheated, and when the material reaches an expected concentration in a gas-liquid separator, the material enters the second evaporation and concentration device to be further evaporated and concentrated; and S3, the material meeting the expected concentration value in the second evaporation and concentration device is discharged from a discharge port and enters a cooling kettle to be cooled, then enters a centrifugal machine to be separated and crystallized, and finally, a product is discharged from the centrifugal machine, and the separated mother liquor is stored in a mother liquor tank. The nickel sulfate evaporative crystallization process provided by the invention is stable and reliable, energy-saving and emission-reducing, small in occupied area and low in cost.
Owner:JIANGSU RUISHENGHUA ENERGY TECH CO LTD

Solid beating-up device

The invention belongs to the technical field of an air-jet loom. In the existing air-jet loom, a device comprising a hollow shaft and an iron bracket is utilized as a beating-up shaft, so the beating-up mechanism is bad in rigidity, weak in beating-up strength, small in weaving range, large in noise and vibration when beating-up, and is not suitable for high-speed rotation. The solid beating-up device provided by the invention comprises an aluminum bracket, a solid beating-up shaft and a counter weight, wherein the aluminum bracket is mounted in two holes which are mutually vertical on the beating-up shaft, and is fixed by bolts; the counter weight is mounted at the eccentric opposite direction of the aluminum bracket and fixed on the beating-up shaft by a bolt. By using the device provided by the invention, the rigidity of the beating-up mechanism is increased and the beating-up strength is improved; the device is suitable for knitting fabrics with high intensity and large thickness, so the knitting range is correspondingly expanded; the noise when beating-up is greatly reduced; the balanced beating-up mechanism can work stably when rotating at a high speed and the ground vibration is reduced by more than 35%.
Owner:杨明江

Full-servo control high-speed multifunctional dry-type coating compound machine

The invention discloses a full-servo control high-speed multifunctional dry type coating compound machine. The compound machine comprises disc gear shaftless charging winding and unwinding equipment for winding a coating base material, a movable semi-flexographic plate coating device for coating glue on the surface of the coating base material, a drying system for drying the base material coated with the glue by the movable semi-flexographic plate coating device, and a composite cooling unit which is used for laminating and bonding the coated base material coated with the glue and dried with other base materials; the disc gear shaftless charging winding and unwinding equipment comprises three groups of high-speed disc gear shaftless charging winding and unwinding devices; a first disc unwinding device works to release a first coating base material wound on the first disc unwinding device, and one side of the released first coating base material is coated with glue through a movable semi-flexographic plate coating device; and after being coated with glue, the base material is fed into the drying system for drying treatment and is simultaneously fed to the composite cooling unit together with a second coating base material wound on the second disc unwinding device, and the two base materials are laminated by the composite cooling unit.
Owner:广东汕樟轻工股份有限公司

Three-phase-shielded permanent magnet synchronous motor

The invention discloses a three-phase-shielded permanent magnet synchronous motor which comprises a back end cap, a stator, a permanent magnet rotor, a front end cap, a protective cover, a terminal block, an encoder and a conductive sealing material. According to the three-phase-shielded permanent magnet synchronous motor, electromagnetic waves which are generated by the motor can be totally shielded in the motor so that leakage of the electromagnetic wave to outside of the motor is prevented, thereby preventing electromagnetic interference to other systems.
Owner:包头天工电机有限公司

Centrifugal compressor shaft system, centrifugal compressor and air conditioner

The invention relates to a centrifugal compressor shaft system, a centrifugal compressor and an air conditioner. Through matching design of all geometric parameters of the shaft system, the shaft system can stably operate even under the conditions of high rotating speed and high load, and the use stability and reliability are improved. Specifically, the cantilever length ratios L2 / L1 and L3 / L1 of the shaft system, the installation width ratios B1 / L2 and B2 / L3 of a supporting piece, the width-diameter ratios B1 / D1 and B2 / D2 of the supporting piece, the gravity center shift rate abs (L4-L5) / (L1 / 2) of the shaft system, and the length-diameter ratios L6 / D3 and L7 / D4 of an impeller are designed.
Owner:GREE ELECTRIC APPLIANCES INC

Novel oil cylinder clamping device

The invention relates to a lathe oil cylinder clamping device and aims at providing a novel oil cylinder clamping device which does not need an oil cylinder coupling block, and is low in processing precision, low in process cost and long in service life. The novel oil cylinder clamping device comprises a fixed pipe, a main shaft arranged in the front part of the fixed pipe, a clamping pull rod arranged in the inner cavity of the main shaft, an oil cylinder arranged at the rear end of the fixed pipe and an oil cylinder shaft arranged in the oil cylinder and connected with a clamping pull rod, wherein a piston is arranged on the oil cylinder shaft in the oil cylinder to divide the inner cavity of the oil cylinder into a front cavity and a rear cavity, the main shaft is rotatably connected with the fixed pipe, one end, located in the inner cavity of the main shaft, of the clamping pull rod is rotatably connected with the oil cylinder shaft, the oil cylinder and the fixed pipe are further provided with oil inlets leading to the inner cavity of the oil cylinder, respectively, and the oil inlet formed in the oil cylinder leads to the rear cavity of the oil cylinder, while the oil inlet formed in the fixed pipe leads to the front cavity of the oil cylinder.
Owner:泉州利达机器有限公司

Processing process for evaporating and concentrating sodium sulfate aqueous solution to crystallize

The invention discloses a processing process for evaporating and concentrating sodium sulfate aqueous solution to crystallize in the technical field of chemical equipment. The processing process has the following specific steps that: (S1) the sodium sulfate aqueous solution to be treated is evaporated and concentrated; (S2) materials are sent into a forced circulation evaporator, and are then sentinto a centrifugal machine for separation, and qualified mother liquid returns the forced-circulation evaporator again for secondary evaporation; (S3) secondary steam enters a compressor unit after passing through a gas-liquid separator; (S4) the secondary steam then enters an MVR (Mechanical Vapor Recompression) compressor; (S5) when the temperature of secondary-steam condensation water is reduced to be about 40 DEG C, the secondary-steam condensation water is discharged out of the system; (S6) heat-exchange evaporation is carried out and the whole system reaches heat balance. The processingprocess disclosed by the invention has the beneficial effects that steam to be abandoned originally is fully utilized, so that latent heat is recovered, the heat efficiency is improved, and the production cost is reduced; the phenomenon of pipe blocking is not easy to occur and full reuse of the secondary-steam condensation water can be achieved.
Owner:广州叶林环保科技有限公司

Modularized independent transmission rolling mill and unit thereof

The invention discloses a modularized independent transmission rolling mill and a unit thereof, and belongs to the field of metallurgical rolling equipment. The modularized independent transmission rolling mill comprises a module rolling mill body, a gear box and a motor, wherein the rolling mill body comprises two mutually independent machine frames arranged in a box body; the gear box comprisestwo mutually independent gear trains; and the two machine frames on the module rolling mill body are connected with two mutually independent motor bodies through the two gear trains on the gear box. The unit comprises one or more modular independent transmission rolling mills, wherein each machine frame of the single or multiple module rolling mill bodies is capable of adjusting an extension coefficient between the machine frames based on the speed change of the corresponding motor bodies. The modularized independent transmission rolling mill can solve the problems that the speed ratio betweenthe two machine frames in a single module rolling mill cannot be flexibly adjusted, and solves the problems that the equipment structure is complex and the dead-load power consumption is high and thelike in the prior art.
Owner:CISDI RES & DEV CO LTD

Wrapping device for domestic paper packaging machine

The invention provides a wrapping device for a domestic paper packaging machine. Due to the adoption of the device, the production efficiency is improved greatly to fulfill the aim of saving production cost. The wrapping device consists of a lower paper folding mechanism, an upper paper folding scald-sealing mechanism, a pushing mechanism, a middle conveying mechanism and a first guide pillar, wherein the lower paper folding mechanism and the middle conveying mechanism are fixed on a machine frame of the packaging machine; the upper paper folding scald-sealing mechanism is sleeved on the first guide pillar and can move freely; and the pushing mechanism is arranged on the middle conveying mechanism. The wrapping device is mainly used in the field of the domestic paper packaging machines.
Owner:昆山信义恒企业管理顾问有限公司

A high-precision CNC centering machine tool spindle

The invention discloses a high-precision numerical-control centerless machine tool spindle. The high-precision numerical-control centerless machine tool spindle comprises a spindle engine body, a central spindle, a bearing component, a right end cover and a driving wheel, wherein one end of the spindle engine body is fixed on a machine tool through a fixing part, and the other end of the spindle engine body is locked on the machine tool through a spindle locking block; the bearing component is sleeved on the central spindle, and the spindle engine body is sleeved on the bearing component; the bearing component comprises a first bearing pack, a bearing distance sleeve and a second bearing pack which are sleeved on the central spindle in sequence and in parallel; a first step and a bearing locking block propped against the bearing component are respectively arranged at two ends of the bearing component; the right end cover is sleeved on the central spindle and fixed on the right end face of the spindle engine body; a stop block propped against the first bearing pack is arranged on the right end cover; a convex wall is arranged on the inner wall of the spindle engine body, the right end of the convex wall is propped against the left end face of the first bearing pack, and the left end of the convex wall is in clearance fit with the right end face of the second bearing pack. The high-precision numerical-control centerless machine tool spindle disclosed by the invention has the characteristics of high precision, stable high-speed operation, and long service life.
Owner:GUANGZHOU HAOZHI ELECTROMECHANICAL

Electric vehicle transmission system

The invention provides an electric vehicle transmission system. The electric vehicle transmission system comprises a motor and a speed reducer. The motor is provided with an output shaft. The speed reducer is provided with a box and comprises a planetary gear train and a differential mechanism, wherein the planetary gear train is driven by the output shaft and arranged coaxial with the output shaft, and the differential mechanism is driven through the output end of the planetary gear train to rotate. The central axis of the differential mechanism and the axis of the output shaft are arranged in parallel. The electric vehicle transmission system has the advantages that the planetary mechanism is adopted for the speed reducer input stage, so that vibration force arms are offset mutually, and better smoothness and stability are achieved in the process of high-speed running; the output stage of the speed reducer and the differential mechanism are integrated together, the simple in structure, occupied space is small, the overall structure of the speed reducer is compact, the weight is lighter, and the overall running is smooth and stable.
Owner:CRRC QISHUYAN INSTITUTE CO LTD

Wheel hub permanent magnet synchronous motor

The invention discloses a wheel hub permanent magnet synchronous motor. The motor comprises a front end cover, a stator, a rotary transformer, a permanent magnet rotor and a rear end cover; the frontend cover and the rear end cover are installed at the two ends of the permanent magnet rotor respectively, one end of the stator is movably connected to the inner side of the front end cover, the other end of the stator protrudes out from a shaft hole of the rear end cover, and the rotary transformer is fixed to the end of the stator; the front end cover, the permanent magnet rotor, the rear end cover and the stator are coaxially installed. The motor has the advantages of high starting speed, good low-speed performance, high overload capacity, stable high-speed running, wide speed regulation range, wide efficient working area and the like.
Owner:包头天工电机有限公司

Optimum-speed full-automatic fried dough twist machine

The invention provides an optimum-speed full-automatic fried dough twist machine which has a rack. A formation mechanism is arranged on the rack and is fixed at the middle position of the rack. The formation mechanism comprises a transmission mechanism, a head device, a cut-off mechanism and a conveying mechanism. The transmission mechanism transmits power to the head device and the conveying mechanism, and fried dough twist produced from the head device is conveyed through the conveying mechanism to below a cut-off head of the cut-off mechanism and is cut off by the cut-off head. By arranging a sealing device between large outer teeth of the head and a boss, flour inside a flour box is effectively prevented from entering the head device, and normal operation of parts inside the head device is guaranteed. In addition, foreign materials are effectively prevented from entering the head device. Meanwhile, a bearing pedestal of the head and the boss fixed on the flour box are in threaded connection. Thus, the head device is convenient to dismantle and maintain when parts inside the head device break down. The machine provided by the invention has a simple structure and has high transmission accuracy. Service life of parts inside the head device is long. The machine provided by the invention has high use value.
Owner:罗丽丽

High-consistency in-mold injection molding precision structural part

InactiveCN111745897AIncrease linkageMotion LinkageCoatingsTextile printerGear wheel
The invention discloses a high-consistency in-mold injection molding precision structural part, and relates to the technical field of in-mold injection molding precision structural parts. The high-consistency in-mold injection molding precision structural part comprises a machine box, a product falling table is arranged in the machine box, a rectangular table is fixedly connected to the upper surface of the bottom in the machine box, a product placing table is fixedly connected to the right face in the machine box, and a printing device is arranged in the machine box. According to the high-consistency in-mold injection molding precision structural part, a third cylindrical connecting rod is driven to rotate through rotation of a fourth bevel gear, a fifth bevel gear is driven to rotate through rotation of the third cylindrical connecting rod, two sixth bevel gears are driven to rotate through rotation of the fifth bevel gear, a seventh bevel gear is driven to rotate through rotation ofthe sixth bevel gear at the lower end, a fourth cylindrical connecting rod is driven to rotate through rotation of the seventh bevel gear, and through multiple linkage structures, one motor can driveother structures to operate during operation, so that the linkage among the devices is greatly improved.
Owner:SEAFLYER MOLDING SHENZHEN CO LTD

Welding manipulator

The invention relates to a welding manipulator. The welding manipulator comprises a rack. An X-axis linear module, a Y-axis linear module and a Z-axis linear module are arranged on the rack. The X-axis linear module comprises an X-axis guide rail arranged on the rack. The X-axis guide rail is connected with a transmission component and a driving component. The end of the X-axis guide rail is provided with a sliding block. A welding machine is fixed to the sliding block. The other side of the X-axis guide rail is provided with a fixed block. A welding hose is connected to the welding machine. The end head of the welding hose is provided with a welding head. The middle portion of the welding hose is connected with the top of the fixed block through an upper fixing foot. The position, close to the end head, of the welding hose is provided with a first movable hinge piece. The bottom of the fixed block is provided with a second movable hinge piece. The first movable hinge piece and the second movable hinge piece are connected movably. The mass-produced linear modules developed independently are adopted for the X-axis, the Y-axis and the Z-axis. Through secondary structure combination design, the strength of equipment is improved, high-speed operation is smoother and steadier.
Owner:浙江斯柯特科技有限公司

Agricultural pinpoint control device for fertilizer application for agricultural Intelligence

The invention discloses an agricultural pinpoint control device for fertilizer application for agricultural intelligence. The agricultural pinpoint control device comprises a machine box, wherein a vehicle frame is fixedly connected to the front side and the rear side of the machine box, and comprises a front part, a rear part and a right part, and rotating shafts II are respectively and movably connected to the inner surfaces of the vehicle frame of the front part, the rear part and the right part in a sleeving manner. According to the agricultural pinpoint control device for fertilizer application for agricultural intelligence, eight wedge-shaped cutter heads are in contact with the ground, and the surfaces of the eight wedge-shaped cutter heads are wedge-shape, so that when the eight wedge-shaped cutter heads are in contact with the bottom surface, the earth on the ground can be turned up, and when the eight wedge-shaped cutter heads are not in contact with the bottom surface, fixing screws are rotated to enable the fixing screws to be separated from the wedge-shaped cutter heads; and at this moment, the wedge-shaped cutter heads can be taken down to be replaced with other wedge-shaped cutter heads, so that the control device can operate on different grounds, and the availabilities of the device can be greatly improved.
Owner:京山俊平机电科技有限公司

Disc type permanent magnet synchronous exhaust fan motor

The invention discloses a disc type permanent magnet synchronous exhaust fan motor. The motor comprises a rotary transformer cover plate, a rotary transformer, a fan permanent magnet rotor and a stator. With the adoption of an axial magnetic circuit, the axial length of the motor is reduced, and the motor is suitable for being used in a place with small axial space and large radial space.
Owner:包头天工电机有限公司

Instrument for rapidly measuring total thickness of cone bearing

The invention discloses a cone bearing total thickness rapid measuring instrument, which comprises a mounting frame, a power device, a clamping device, a transmission assembly and an ampere meter, wherein one side of the mounting frame is fixedly connected with the power device, one side of the power device is fixedly connected with the clamping device, one side of the clamping device is movably connected with the transmission assembly, one side of the mounting frame is fixedly connected with the clamping device, one side of the transmission assembly is movably connected with the mounting frame, the mounting frame comprises a mounting base plate, a mounting frame body and a fixing plate, one side of the mounting frame body is fixedly connected with the mounting base plate, the transmission assembly comprises a first bevel gear, a second bevel gear and a gear shaft, the tooth surfaces of the first bevel gear and the second bevel gear are meshed, the side, away from the first bevel gear, of the second bevel gear is fixedly connected with the gear shaft, a fixing block is arranged on the side, away from the second bevel gear, of the gear shaft, a rotation groove is formed in one side of the fixing plate, a fixing block is inserted into the rotation groove, and the gear shaft is movably connected with the fixing plate.
Owner:杭州聚森科技有限公司

A kind of high-speed cutting mechanism and using method of bt tool holder

The invention discloses a BT knife handle high-speed cutting mechanism and a use method and belongs to the technical field of numerically-controlled machine tool cutting machining. The BT knife handle high-speed cutting mechanism comprises a BT knife handle, a main shaft, a knife pulling mechanism, a pop-rivet and a cushion cover, wherein the end face of the non tool installation end of the BT knife handle is a knife handle rear end face, a circular cone frustum is arranged on the center position of the knife handle rear end face, the pop-rivet is installed on the center position of the end face of the circular cone frustum, the main shaft is a hollow shaft, the end face of the end, close to the rear end face of the knife handle, of the main shaft is a main shaft front end face, a taper hole is formed in the center portion of the main shaft front end face, the shape of the taper hole is matched with that of the circular cone frustum, the circular cone frustum is installed in the taper hole, the cushion cover is arranged between the knife handle rear end face and the main shaft front end face, the knife pulling mechanism is installed in a main shaft center cavity, and the knife pulling mechanism is connected with the pop-rivet in a clamped mode. By means of the BT knife handle high-speed cutting mechanism and the use method, the high-speed cutting of the BT knife handle is achieved, the contact rigidity and the repeated positioning accuracy of the BT knife handle are high, the high-speed cutting machining precision and the efficiency are high, the service lives of a tool and a machine tool are prolonged, and the BT knife handle can replace an HSK knife handle to be used.
Owner:JIANGSU YUANLI AVIA PRECISION MACHINE TOOL

Desk type cutting machine for cutting stones

The invention discloses a desk type cutting machine for cutting stones. The desk type cutting machine for cutting the stones includes a cutting handpiece, a sliding rail and a connecting frame; the cutting handpiece drives a blade to reciprocate along the sliding rail through the connecting frame, the sliding rail is a half of a multi-prismatic rail which includes a pair of vertical rails and a pair of slant rails, and the top portion, in correspondence with the vertical rails and the slant rails, of the connecting frame is provided with two pair of vertical parallel wheels and slant wheels; and the parallel wheels and the slant wheels can separately slide in the vertical rails and the slant rails. Two pairs of sliding rails are arranged at the desk type cutting machine for cutting the stones to prevent the cutting handpiece from swinging and the stable of the cutting handpiece in vertical direction and in lateral direction can both be ensured and especially when the cutting handpieceis under stress, the cutting handpiece can be stressed uniformly under the balance force of the sliding rails in lateral and vertical directions, the rapid running can be stable, and the accuracy forcutting the stones can be ensured.
Owner:YANCHENG CITY HAITONG MACHINERY MFG PLANT

High speed and high power density AC servo motor

The invention discloses a high-speed high-power density AC servo motor, which belongs to the technical field of motors. The high-speed high-power density AC servo motor comprises a stator part and a rotor part, wherein the stator part comprises a frame, a stator iron core, stator windings, end covers and bearings; the rotor part comprises a rotation shaft, rotor magnetizers, permanent magnets and a stainless steel band; two ends of the frame are provided with the front end cover and the rear end cover; the frame is internally provided with the rotation shaft, the stator iron core, the stator windings and the rotor part; the rotor magnetizers sleeve the rotation shaft, the tile-shaped permanent magnets are adhesive to the outer surface, and an air gap magnetic field is generated; cast aluminum alloy is adopted to cast the frame, the front end cover and the rear end cover, and thermal processing is carried out; silicon steel sheets are adopted to process the stator iron core, and the oxide layer on the surface of the silicon steel sheet serves as inter-sheet insulation; the inner circle of the iron core ring is uniformly provided with grooves parallel with the axis, the stator windings are embedded in the grooves, and each stator winding adopts a high temperature-resisting copper wire; the rotor part is assembled; and the stator part and the rotor part are combined together. The rotation speed of the motor is high, the power density is large, and the operation is steady.
Owner:AVIC POWER SCI & TECH ENG
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