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1888results about How to "Small footprint" patented technology

Nozzle transmission mechanism for 3D printer and 3D printer with same

The invention discloses a nozzle transmission mechanism for a 3D printer. The nozzle transmission mechanism comprises a platform used for holding a workpiece, a mounting seat which is positioned above the platform and is used for fixing a nozzle, more than three transmission components distributed at the periphery of the platform, and a controller used for controlling each driving motor, wherein each transmission component comprises a guide rod which extends along the height direction, a sliding seat arranged on the guide rod in a sliding mode, a driving motor used for driving the sliding seat to move up and down along the guide rod, and a connecting rod; and two ends of the connecting rod are respectively connected with the mounting seat and the sliding seat in a universal hinge mode. Three or more than three guide rods in the vertical direction are arranged only, the sliding seat on the guide rods is driven by the motor, the nozzle is driven to move in the height direction and the horizontal direction through differential motion among the sliding seat, and compared with the conventional three-axis association transmission mechanism, the nozzle transmission mechanism has the advantages of simple structure, small occupied space, high operating precision and the like, the 3D printing efficiency can be improved, and the defective percentage of the workpiece is reduced.
Owner:J H TECH ELECTRONICS GZ LTD

Integrated Natural Circulation Baffled Reactor

The invention provides an integrated natural circulating and baffling reactor, which comprises an agent-water mixing device, a reaction tank and an aeration device, wherein the reaction tank comprises a catalytic oxidation tank, an anaerobic tank and an aerobic tank which are arranged sequentially, the catalytic oxidation tank is connected with the rear end of a tube-type mixer, and up-and-down curved baffling channels are formed between the catalytic oxidation tank, anaerobic tank and aerobic tank; filler layers are separately arranged in the catalytic oxidation tank, anaerobic tank and aerobic tank and used for the catalytic oxidation, anaerobic and aerobic reactions; and wastewater is introduced into the reaction tank after being mixed with added hydrogen peroxide through a wastewater inflow pipe, and under the mating action of the aeration device, the wastewater is sequentially treated by catalytic oxidation, anaerobic and aerobic treatment and then discharged. In the reactor provided by the invention, a natural circulating and baffling manner is adopted and the catalytic oxidation, anaerobic and aerobic processes are integrated; and the reactor has the characteristics of compact structure, small occupation area, less energy consumption, low investment, strong shock load resisting capability, low operating cost and stable treatment effect.
Owner:SUZHOU SUJING ENVIRONMENTAL ENG

Overflow-type heat exchanger of urban sewage source heat pump system

The invention discloses an overflow-type heat exchanger of an urban sewage source heat pump system, relating to a heat exchanger of an urban sewage source heat pump system. The invention solves the problems that the traditional heat exchanging technology has complex process flow and large occupying area in order to realize anti-plugging. The overflow-type heat exchanger comprises a first medium channel connecting chamber, a second medium channel connecting chamber and a plurality of third medium channel connecting chambers, wherein two to four medium channels at the upmost end of a pipe shell assembly are communicated in parallel through the first medium flow connecting chamber to form a first medium channel group, and the first medium channel connecting chamber is close to a medium outlet; and two to four medium channels at the lowest end of the pipe shell assembly are communicated in parallel through the second medium channel connecting chamber to form a second medium channel group, the second medium channel connecting chamber is close to a medium machine inlet, and the plurality of third medium channel connecting chambers are used for serially connecting the second medium channel group, the first medium channel group and other medium channels together. The invention is suitable for the urban sewage source heat pump system.
Owner:HIT HARBIN INST OF TECH KINT TECH

Automatic feeding and blanking system for glass milling machine

The invention aims at providing an automatic feeding and blanking system for a glass milling machine. A sheet unloading table and a sheet feeding table are arranged at the two ends of the milling machine respectively; an end part photoelectric sensor is arranged at the end part of the sheet unloading table; guide rails II are arranged on the lower sides of the two sides of the sheet unloading table and the sheet feeding table respectively and are connected with a grabbing mechanism and a stacking grabbing mechanism respectively; the grabbing mechanism arranged on one side of the sheet feeding table is used for feeding; the stacking grabbing mechanism arranged on one side of the sheet unloading table is used for stacking; control boxes are arranged on the two sides of the sheet unloading table and the sheet feeding table respectively and are connected with an electromagnetic valve set on the grabbing mechanism and a vacuum generator set on the stacking grabbing mechanism through data lines respectively so as to grab glasses in different sizes by utilizing zoning control; and the grabbing mechanism and the stacking grabbing mechanism have a same structure. The automatic feeding and blanking system for the glass milling machine has a simple structure and is in five-axis linkage of a mechanism, small in occupying area, flexible and convenient in operation, high in accuracy and strong in adaptability.
Owner:徐州宏鑫玻璃制品有限公司

Bundling and winding integration packing machine

The invention discloses a bundling and winding integration packing machine. The bundling and winding integration packing machine comprises a rotating platform, a gantry frame, a bundling mechanism and a thin film winding mechanism. The bundling mechanism comprises a tape threading groove used for containing a strapping tape, a bundling machine head used for fixing the two ends of the strapping tape, and a telescopic arrow penetrating tape groove. The tape threading groove is formed in the gantry frame in the direction of the gantry frame. The arrow penetrating tape groove can communicate with two free ends of the tape threading groove when extending forwards so that a complete channel allowing the strapping tape to pass through can be formed. The thin film winding mechanism comprises a film rack which is used for placing a winding film in a sleeving mode and can control a thin film tension output device. According to the bundling and winding integration packing machine, the longitudinal and transverse bundling and winding technology can be completed through one piece of equipment, the floor area of the equipment is small and efficiency is high; and moreover, the position of an arrow penetrating mechanism can be adjusted automatically, the winding and cutting-off technology of the winding film can be realized automatically, and the whole process is automatic.
Owner:JAINENG IND INTELLIGENT EQUIP KUNSHAN CO LTD

Collapse and sink intrusion limit construction method for treating wind accumulated sand loess tunnel through stride shed pipe

The invention relates to a loess tunnel construction method, in particular to a collapse and sink intrusion limit construction method for treating a wind accumulated sand loess tunnel through a stride shed pipe. The problems of relatively larger construction space, high cost, long period, poor safety and the like of the current stride shed are solved by the method. The method comprises the following steps of: 1) treating ground surface cracks; 2) filling holes; 3) determining an arch replacing range; and 4) performing an excavating method by using a three-step method, setting a radial anchoring rod before the arch is replaced, and detaching a steel arc frame one roof truss by one roof truss after grouting and reinforcing. The excavating method comprises the following steps of: a, detaching a sink intrusion limit section primary support one roof truss by one roof truss by using an excavating machine vibrating hammer and a manual pneumatic pick, and after detachment, timely performing primary spraying to seal a surrounding rock; b, performing forepoling by using a dual-layer stride anchoring rod to form a stride shed pipe structure; c, spanning the steel arc frame, and tamping the stride foot-locking anchoring rod by using upper, middle and lower arc guide feet; and d, after detachment one roof truss by one roof truss according to the steps, timely supporting. The method has the advantages of high construction speed, small required space, simple and convenient operation, low mechanical investment, guarantee in construction quality and safety and wide application range.
Owner:THE 2ND ENG OF THE 12TH BUREAU GROUP OF CHINA RAILWAY

Multifunctional safety protection device for high-rise building construction

InactiveCN106760583Akeep from fallingsmall footprint
The invention belongs to the technical field of building construction tools, and particularly relates to a multifunctional safety protection device for high-rise building construction. Aiming at the problem that existing safety protection devices are unitary in function, the following scheme is put forward, the safety protection device is mounted on a wall and comprises a supporting plate, two supporting rods are hinged in the middle of the bottom end of the supporting plate and respectively positioned on two sides of the supporting plate, the other end of each of the supporting rods and the supporting plate is connected with a fixing plate, the supporting rods and the fixing plates are hinged mutually, the supporting plate and the fixing plates are welded mutually, the fixing plates are fixed on the wall through first screws, and a separating frame and an extensible stand which are perpendicular to the supporting plate are arranged at the top end of the same respectively. The multifunctional safety protection device is diversified in function, falling of workers is prevented, damage caused to construction personnel by falling silt or cobble is prevented, elastic support can be provided to personnel who slips and falls, and personal injury caused to building personnel or irrelevant personnel by objects falling from high altitudes is prevented.
Owner:HUANGHE S & T COLLEGE

Mobile terminal and communication processing method thereof

The invention discloses a mobile terminal and a communication processing method thereof. The mobile terminal comprises a shell, which is made of metal material and comprises a top shell, a middle shell and a bottom shell, wherein gaps are formed between the top shell and the middle shell and between the middle shell and the bottom shell; at least a MIMO antenna is arranged in the accommodating space of the shell; a ground port and a feeding port corresponding to the MIMO antenna are correspondingly arranged in the accommodating space of the shell; a matching circuit corresponding to the ground port and a matching circuit corresponding to the feeding port are also arranged in the accommodating space of the shell; a controller and a wireless communication unit are also arranged in the accommodating space of the shell; the controller is used for controlling the states of the ground port and the feeding port, adjusting the matching circuit corresponding to the controlled ground port and the matching circuit corresponding to the feeding port, and controlling the wireless communication unit to perform communication of different frequency bands via the corresponding antennas. With the implementation of the mobile terminal and communication processing method thereof, the communication of various types of antennas of the all-metal mobile terminals can be achieved.
Owner:NUBIA TECHNOLOGY CO LTD

Hot stamping and forming production line for aluminum alloy sheet materials

The invention discloses a hot stamping and forming production line for aluminum alloy sheet materials. The hot stamping and forming production line comprises a destacker, a sprayer, heating furnaces, a pressing machine, a plate chain conveyor and an aging furnace, wherein the destacker is used for conveying the sheet materials to a feeding position to hand over to a manipulator; the sprayer is used for conducting lubricant spraying on the two surfaces of each sheet material; the heating furnaces are used for conducting heating and heat preservation on each sheet material with the two surfaces sprayed with lubricant; the pressing machine is used for conducting stamping and forming on the sheet materials subjected to solid solution treatment; the plate chain conveyor is used for receiving the stamped parts; and the aging furnace is used for conducting aging treatment on the parts. Each heating furnace comprises a feeding area, a hearth and a discharging area which are sequentially arranged, wherein the hearth is internally provided with at least one heating area and at least one heat preservation area; each layer of the hearth is provided with at least two sheet materials fed sequentially; heating of the interior of the hearth is in a nozzle mode; the feeding area and the discharging area are both rolling type lifting platforms; the heating area and the heat preservation area are both provided with multi-layer bi-directional rolling platforms; and the lifting height of the rolling type lifting platforms and the height of each layer of the multi-layer bi-directional rolling platforms are the same. According to the hot stamping and forming production line for the aluminum alloy sheet materials, hot stamping and forming can be conducted on the aluminum alloy sheet materials efficiently.
Owner:SUZHOU PRESSLER ADVANCED FORMING TECHNOLOGIES CO LTD

Support frame of adjustable suspension scaffold

The invention relates to a support frame of an adjustable suspension scaffold, belonging to technical field of building construction. The support frame of the adjustable suspension scaffold comprisesa horizontal beam, a bracing and locating elements arranged on the horizontal beam at intervals. The support frame of the adjustable suspension scaffold is characterized in that one end of the horizontal beam is provided with a connecting lug; the other end of the horizontal beam is provided with a fixed plate of the horizontal beam; a first bolt hole for connecting a main body of a building is arranged on the fixed plate of the horizontal beam; the bracing consists of a first sleeve and a second sleeve; one end of the first sleeve is articulated with the connecting lug on the horizontal beamvia a first pin shaft; the other end of the first sleeve is inserted in one end of the second sleeve and fixed by an adjusting pin shaft; the other end of the second sleeve is articulated with a bracing fixed seat via the second pin shaft; and a second bolt hole for connecting the main body of the building is arranged on the bracing fixed seat. The invention has the advantages of reducing the occupied space, facilitating the transportation, storage and installation, having strong universality, saving material and improving the positioning precision of a scaffold upright.
Owner:江苏金土木建设集团华顺工程有限公司

Betel nut packing machine

ActiveCN105270678ASmall footprintreduce noise
The invention discloses a betel nut packing machine. The betel nut packing machine comprises a rack and a material supplying unit, a counting unit, a filling unit and a sealing unit which are arranged on the rack; the material supplying unit comprises vibration disks and flat vibration runners; the outlet end of each flat vibration runner is arranged above a stock bin in a staggered manner; the counting unit comprises optical fibers which are separately arranged on one side of the corresponding stock bin and are used for counting the number of betel nuts falling into the stock bins; the filling unit comprises overturning plates arranged at the bottom parts of the stock bins, overturning plate driving mechanisms and a material discharge funnel which is arranged below the overturning plates; and the sealing unit comprises a pair of bag pre-sealing mechanisms and a pair of heat-sealing mechanisms. According to the betel nut packing machine, the vibration disks and the flat vibration runners are adopted for material supplying, so that the problem that the betel nuts are difficult to count is effectively solved; and the betel nut packing machine is small in floor area and low in operation noise, so that the packing machine is applicable to use by different food enterprises and personal users. Furthermore, the betel nut packing machine is low in investment cost; the recovery of the investment cost is fast; and the betel nut packing machine can have very good application prospect if the market price of the packing machine is reasonable.
Owner:KUNSHAN BAIAO INTELLIGENT EQUIP CO LTD
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