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127results about How to "Control delivery speed" patented technology

Opening-closing induction type batch electro-spinning device

The invention discloses an opening-closing induction type batch electro-spinning device and relates to an electrostatic spinning device. A material storage box is communicated with a liquid supply device. A heating piece and a temperature sensor are arranged on an inner cavity wall of the material storage box. The heating piece and the temperature sensor are electrically connected with a temperature control box. A nozzle array is arranged at the bottom of the material storage box. Center shafts are arranged in nozzles. The center shafts penetrate through the material storage box vertically. The lower ends of the center shafts are connected with nozzle covers which are placed outside nozzle outlets. The upper ends of the center shafts extend out of the upper end face of the material storage box. A driving motor and a multi-shaft output box are arranged above the material storage box. The driving motor is arranged on the multi-shaft output box. An output shaft of the driving motor is connected with the input end of the multi-shaft output box. The output ends of the multi-shaft output box are connected with the upper ends of the center shafts. A vibration output end of a vibration generator is in rigid connection with the multi-shaft output box. Conducting metal strips are arranged on the bottom face in the material storage box at intervals horizontally and longitudinally. The conducting metal strips are connected to the ground or are electrically connected with a high-voltage power supply. A collecting device is placed below the material storage box. The collecting device is electrically connected with the high-voltage power supply or is connected to the ground.
Owner:XIAMEN UNIV

Sand mulling and sieving device

The invention provides a sand mulling and sieving device which comprises a bracket, a feeding hole, a spiral conveyer, a sand mulling machine and a vibrating sieve, wherein the sand mulling machine is composed of a barrel, a spiral stirring impeller, an impeller lifting structure and a discharge hole, wherein the barrel is of an inverted conical structure; the spiral stirring impeller is clung to the barrel from top to bottom; the discharge hole is formed in the bottom of the barrel; the vibrating sieve is composed of a sleeve, a semi-circular barrel structure sieve and a vibrating motor; the semi-circular barrel structure sieve stretches into the sleeve and is divided into a semi-arc sealed barrel plate and a straight plate sieve; one end of the vibrating sieve is connected to the discharge hole of the sand mulling machine on the bracket, and the other end of the vibrating sieve is provided with a discharge device; the angle between the vibrating sieve and a horizontal surface is kept within 30-45 degrees. The barrel of the sand mulling machine is of the inverted conical structure, the spiral stirring impeller is clung to the barrel from top to bottom and the impeller lifting structure is capable of fully and uniformly stirring; the vibrating sieve is independent in structural design is of a slope automatic-flow vibrating sieve form, and is capable of effectively obstructing unclean high-speed downflow sieving by use of a triangular bulge.
Owner:WUHU RONGCHUAN ELECTROMECHANICAL TECH

Space 3D printing system based on amorphous alloy superplastic welding

PendingCN109434112AAvoid the risk of high temperature crystallizationImprove job stabilityAdditive manufacturing apparatusSpace environmentOrbit
The invention discloses a space 3D printing system based on amorphous alloy superplastic welding. The space 3D printing system comprises a shell (1), a control unit (2), a workbench (8) arranged inside the shell (1), an amorphous alloy material (3), a heating device, a mechanical loading device (11) and a conveying device, wherein the mechanical loading device (11) controls the speed of the conveying device and the pressure load of a spray head (6) according to the material use requirements of 3D printing molding parts, and the heating device performs local heating and welding on the amorphousalloy material (3) to realize part molding. According to the space 3D printing system based on the amorphous alloy superplastic welding, the heating device only heats an area near the spray head, thecrystallization risk of amorphous alloy under a long-time high-temperature condition is avoided, and the amorphous alloy is heated to a superplastic state of a supercooled liquid phase area to realize molding, a laser or electron beam heating device is cancelled, the equipment working stability is increased, and the space 3D printing system based on the amorphous alloy superplastic welding is especially suitable for in-orbit fabrication in the space environment.
Owner:CHINA ACADEMY OF SPACE TECHNOLOGY +1

Polyurethane rubber plastic track surface glue automatic construction machine for playgrounds

The invention relates to a polyurethane rubber plastic runway surface glue automatic construction machine for sports venues, including a bottom plate, a mobile device is installed at the lower end of the bottom plate, and a surface glue construction device is installed at the front end of the bottom plate, and the mobile device and the surface glue construction device are used in conjunction with each other to complete the mixing The technology of automatic scraping glue for plastic runway surface glue construction. The present invention can solve the problems in the construction process of the existing mixed plastic runway surface glue that the raw materials of the surface glue need to be manually stirred, the existing surface glue equipment needs to be manually controlled to carry out mobile operations, and the amount of surface glue used for each work needs to be manually adjusted. Manually control the coating thickness of the surface glue, manual mixing of surface glue raw materials is uneven, manual push controls the uneven speed of the existing surface glue construction equipment, manual adjustment of the amount of surface glue used is not accurate, and manual control of the surface glue coating thickness cannot be timely according to the actual situation Adjustment, complex operation, high labor intensity and low work efficiency can realize the function of automatic construction of mixed plastic runway surface glue.
Owner:冒俊

Pneumatic conveying system

The invention discloses a pneumatic conveying system. The pneumatic conveying system comprises a compressed air conveying mother tube, one or more bin pumps which are arranged in series, a discharge valve, a discharge hole gas supplementing machine, a conveying pipeline and a terminal bin, wherein the lower end of each bin pump is connected with a fluidizing device, the fluidizing device comprisesa fluidizing room, a fluidizing disc and a fluidizing room sealing head which are sequentially connected from top to bottom, and further comprises a fluidizing room discharge tube which transverselypenetrates through the fluidizing room, a fluidizing room discharge lifting tube which longitudinally communicates with the lower portion of the fluidizing room discharge tube and is positioned abovethe fluidizing disc is arranged inside the fluidizing room. According to the scheme adopted by the invention, the compressed air conveying mother tube is re-arranged, and is divided into three gas inlet branches, namely a fluidized gas inlet branch which communicates with the fluidizing room sealing head, a conveyed gas inlet branch which is connected to the first fluidizing room discharge tube which is in series connection in a gas flow conveying direction, and an auxiliary gas-blowing gas inlet branch which communicates with the discharge hole gas supplementing machine. According to the scheme adopted by the invention, the pneumatic conveying system is greatly simplified in structure, and also can realize great reduction of comprehensive gas consumption of the system.
Owner:FUJIAN LONGKING

Counting type conveying control equipment

The invention discloses counting type conveying control equipment which comprises baffles, a conveyor belt, a first driven wheel, a second driven wheel, an FXN-MR, a servo motor, a driving chain wheel, a chain and a driven chain wheel, wherein the baffles are installed on a working platform; a first driven wheel shaft, a second driven wheel shaft, the FXN-MR and the servo motor are fixedly installed on the baffles; the conveyor belt is composed of a base band and a transverse partition plate; the baffles are installed on the two side surfaces of the conveyor belt respectively; an interval is formed between the conveyor belt and each baffle; the first driven wheel is installed on the first driven wheel shaft and is provided with a rotary pair; and the second driven wheel is installed on the second driven wheel shaft and is provided with a rotary pair. According to the counting type conveying control equipment disclosed by the invention, with the adoption of the nylon conveyor belt with the transverse partition plate, uniform large-inclination conveying of goods can be realized; meanwhile, as the conveyor belt moves controlled by a PLC counting manner, the conveying speed of the goods can be controlled; and as being controlled by a PLC module, the whole process is smooth and reliable and is rapid in operation speed.
Owner:王嫣俐

Physical training runway polyurethane material plastic runway surface rubber high-efficiency construction machine

InactiveCN107326779AConstruction levelingPrecise controlRoads maintainenceAdhesiveSport training
The invention relates to a high-efficiency construction machine for polyurethane material plastic runway surface glue for sports training tracks, which includes a bottom plate, a fixed frame is installed on the upper end of the bottom plate, a stirring mechanism is installed on the fixed frame, and an inverted U-shaped structure is installed on the rear end of the bottom plate. The supporting frame is equipped with a limiting mechanism, and the regulating scraping mechanism is installed on the limiting mechanism. The mixing mechanism, the limiting mechanism and the regulating scraping mechanism are used in conjunction with each other to complete the high-efficiency construction process of the surface rubber of the hybrid plastic runway. The present invention can solve the problems in the construction process of the existing hybrid plastic runway surface glue that the raw materials of the surface glue need to be manually stirred, and the coating thickness of the surface glue needs to be manually controlled. The raw material of the artificially stirred surface glue is not uniform, which is easy to cause waste. Manually control the surface glue coating The cover thickness cannot be adjusted in time according to the actual situation, the construction of the surface rubber is uneven, the operation is complicated, the labor intensity is high and the work efficiency is low, etc., and the function of high-efficiency construction of the mixed plastic runway surface rubber can be realized.
Owner:冒俊

Trigeminal nerve micro-balloon accurate contrast medium propeller

ActiveCN109793979AReal-time dynamic monitoring of pressureAccurate calculationSurgeryDilatorsDiseasePropeller
The invention provides a trigeminal nerve micro-balloon accurate contrast medium propeller. Scales are arranged on the outer wall of an outer cylinder, and a nozzle and a pressure gauge interface arearranged at the front end of a cylinder body; the inner core of the propeller is a hollow cylinder body, the side wall is axially provided with a hole, after one end of the inner core of the propelleris provided with a rubber plug, the inner core of the propeller is placed in the outer cylinder, and the inner core and the outer cylinder together form a piston; a propulsion speed control rod is arranged in the inner core of the propeller, one side of the propulsion speed control rod is provided with inclined teeth facing the rubber plug, and the other side of the propulsion speed control rod is provided with threads; the inner side wall of the inner core of the propeller is provided with a groove inclined towards the rubber plug and forms an inclined sliding surface together with the inclined teeth; and when the inclined teeth slide in the grooves, the threads extend out of or retract into the hole in the side wall of the inner core of the propeller, and when the threads extend out ofthe holes, the threads are in threaded fit with the inner wall of the outer cylinder. The trigeminal nerve micro-balloon accurate contrast medium propeller can accurately and dynamically monitor the volume and pressure of a contrast medium in a balloon in a disease treatment process.
Owner:任鹏宇

Soybean soaking system with automatic loading device and water-soybean separation conveying system

The invention discloses a soybean soaking system with an automatic loading device and a water-soybean separation conveying system. The soybean soaking system includes a washing and loading device, a soybean soaking device and a discharging and conveying device; the soybean soaking device includes a rack, a soybean soaking bin and a circulating water device; the washing and loading device includes a drum type washing machine, a loading spiral feeder and a material level sensor; a discharging spiral feeder includes a filter tube, a supporting tube, a spiral feeding shaft and a motor. Soybeans are washed by the drum type washing machine, then the soybeans after washing are sent into the soybean soaking bin through the loading spiral feeder, washing and loading of the soybeans are automatically completed, and the working efficiency of washing and loading is high; moreover, water addition and water discharge for the soybean soaking bin are achieved by the circulating water device, water addition and water discharge are automatically completed, the work efficiency of soybean soaking is high, and the labor intensity is low; and at the same time, the discharging spiral feeder integrates the functions of soybean transportation and water and soybean separation, and the soybean conveying device is simplified.
Owner:CHONGQING YUPAI AGRI PROD DEV

A device and method for reducing laser hardened soft band

ActiveCN108048626BImprove light absorption propertiesReduce the width of the soft beltLaser quenchingEngineering
The invention discloses a device and method of reducing a laser quenching soft belt, and belongs to the technical field of laser quenching device and technology. The device of reducing the laser quenching soft belt comprises a spraying device and a coating conveying pipe connected with the spraying device; the outlet of the coating conveying pipe is pointed at the edge of a laser irradiation areaon the workpiece surface; and a flow valve is arranged on the coating conveying pipe. According to the method of reducing the laser quenching soft belt, light absorbing paint is sprayed to the presetoverlapping area of the workpiece surface to increase the light absorption rate of the preset overlapping area. By producing a coating spraying device, absorbable coating is accurately sprayed on thepreset overlapping area of the laser located on the workpiece surface to improve the absorption properties of the preset overlapping area, the soft belt width of the overlapping area is reduced, thereby obtaining a more uniform laser enhanced surface. The device is simple in structure, reasonable in setting, and the method is easy to operate; and the hardness of the workpiece after the laser quenching can be more uniform, and the quality of the laser quenched workpiece is improved.
Owner:SINOSTEEL XINGTAI MACHINERY & MILL ROLL

Fodder particle dispensing equipment for livestock raising

The invention relates to fodder dispensing equipment, in particular to the fodder particle dispensing equipment for livestock raising. The technical purpose to be achieved is to provide the fodder particle dispensing equipment for livestock raising, by means of the equipment, in a dispensing process, fodder is not wasted and is precisely dispensed, and the fodder dispensing speed can be adjusted.In order to achieve the technical purpose, the invention provides the fodder particle dispensing equipment for livestock raising which comprises a baseboard and first supporting frames; the first supporting frames are symmetrically arranged on the left and right sides of the baseboard, a fodder storage box is arranged between the upper portions of the first supporting frames on the left and rightsides, an auxiliary discharging mechanism is arranged on the top of the rear wall of the fodder storage box, a discharging pipe is arranged on the left side of the bottom of the fodder storage box, and a valve is arranged on the upper portion of the discharging pipe. By means of the fodder particle dispensing equipment for livestock raising, the effects are achieved that in the dispensing process,the fodder is not wasted and is precisely dispensed, and the fodder dispensing speed can be adjusted; by controlling movement of a rack in the leftward direction and the rightward direction, the dispensing speed of fodder particles is controlled, so that it is convenient for a feeder to dispense the fodder particles more precisely.
Owner:刘飞

Automatic film yarn winding machine

The invention discloses an automatic film yarn winding machine which comprises a body. At least two rolling stations are arranged on the body, each rolling station is provided with a speed measuring mechanism, a tension control mechanism, a positioning mechanism, a rolling and arranging mechanism and an automatic control system, each speed measuring mechanism, each tension control mechanism and each positioning mechanism are arranged on the front surface of the body, each automatic control system is arranged in the body, a part of each rolling and arranging mechanism is arranged outside the body, and another part of each rolling and arranging mechanism is arranged inside the body. The automatic film yarn winding machine has the advantages that actual film yarn winding speeds can be measured by speed measuring wheels, and accordingly the film yarn transmission speeds and the thicknesses of film yarns can be controlled; the magnitude of tension can be measured by the tension control mechanisms when the film yarns are rolled, accordingly, the actual rolling speeds can be controlled, and the film yarns have uniform thicknesses; shafts of the rolling and arranging mechanisms can rotate and can carry out reciprocating movement in the front-back directions, and accordingly the film yarns can be assuredly rolled and wound layer upon layer; the automatic film yarn winding machine is high in automation degree, good in quality and low in labor cost, and the like.
Owner:ZHEJIANG AET INTELLIGENT TECH

Welding system for generating steel bars and steel belts

ActiveCN109014634ASolve technical problems that pose a greater hazard to healthControl delivery speedWelding/cutting auxillary devicesAuxillary welding devicesRebarElectricity
The invention provides a welding system for generating steel bars and steel belts. The welding system comprises a roll material straightening system, a roll material butt welding device, a wheel conveying device, a stored material temporary storage and feedback system, a stay wire type sensor, a synchronous long material feeding device, a short joint feeding device, a resistance pressure-welding welding system and a control system. The roll material straightening system and the roll material butt welding device are connected. The roll material butt welding device and the stored material temporary storage and feedback system are connected through the wheel conveying device. The stay wire type sensor is arranged in the stored material temporary storage and feedback system. The stored material temporary storage and feedback system, the synchronous long material feeding device and the resistance pressure-welding welding system are sequentially arranged, and the short joint feeding device is located below the front of the resistance pressure-welding welding system. The welding system solves the technical problems that in the prior art, completion is achieved through a manual feeding andmanual mechanical shearing control manner, consequently, time and power are consumed, efficiency is low, the labor intensity of workers is large, and the welding quality is not stable and the technical problem that large harm is caused to the health of the workers.
Owner:CHINA SHENHUA ENERGY CO LTD +1

Building steel pipe rust removal protection device

The invention relates to the technical field of building equipment, in particular to a building steel pipe rust removal protection device. The device comprises a rust removal mechanism, wherein the rust removal mechanism comprises an operation box body, a grinding machine is rotationally connected to the position, close to one long edge, of the top surface of the operation box body, and rust on the surface of a building steel pipe is removed through the grinding machine. According to the building steel pipe rust removal protection device, the rust on the surface of the building steel pipe is removed through the grinding machine, the building steel pipe is straightened and conveyed through a guide body and a control steering body, further impurity removal is conducted through a steel wire brush of an inner sleeve of a protection mechanism, paint spraying protection on the building steel pipe is achieved through paint spraying and drying, the whole protection work is conducted synchronously, therefore, the steel pipe protection efficiency is improved, the guide body composed of a bottom block capable of moving and a wheel frame capable of adjusting a position and rotating is arranged, so that a conveying speed of the building steel pipe is controlled, steel pipes of different specifications are ground, the structure is simple, and practicability is high.
Owner:黎友初
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