44results about How to "Reduce loading and unloading" patented technology

The invention discloses a spiral static mixer which is applied to mixing of multiple materials and particularly mixing of high-viscosity materials. The spiral static mixer comprises a shell, mounting flanges, left rotating blades and right rotating blades and is characterized in that the mounting flanges are respectively arranged at the two ends of the shell, the left rotating blades and the right rotating blades are in multiple-spiral blade structures and sequentially and alternately arranged from an inlet of the shell to an outlet of the shell, the adjacent left rotating blades and right rotating blades are fixedly connected at the periphery in a staggering manner, and a washing lifting ring is connected at one end of a blade group formed by the left rotating blades and the right rotating blades. The spiral static mixer provided by the invention has the advantages of simple structure, high mixing efficiency, convenience and fastness in installation, low cost, convenience in washing and suitability for long-time working; a mixed blade unit can be replaced; and the spiral static mixer is more widely applied to mixing of the high-viscosity materials in the chemical engineering industry.

The invention relates to a multifunctional vehicle lifting, steering, moving and obstacle-crossing device which consists of a rotating mechanism, a lifting mechanism, a driving mechanism and a control mechanism. The multifunctional vehicle lifting, steering, moving and obstacle-crossing device is mounted at the bottom of a vehicle; when not used, the multifunctional vehicle lifting, steering, moving and obstacle-crossing device can be very conveniently folded at the bottom of the vehicle, has the characteristics of portability, flexibility, no space occupation and easiness in operation, and can manually or automatically realize functions of lifting, rotating, moving and the like of the vehicle by a wired or wireless control mode; the defects that only forwarding, backing and left front, left rear, right front and right rear steering driving can be realized in the existing vehicle design, and four-wheel off-ground running, whole vehicle lateral moving, in-place rotating, narrow pavement passing, wider ditch crossing and higher narrow body obstacle passing cannot be realized are effectively overcome; the maneuvering characteristic of the vehicle is improved, and particularly the whole vehicle lifting, all-round steering and moving and obstacle passing capacity is improved; such harder tasks as parking, moving, turning around and turning a corner of the vehicle in a narrow space and ditch passing of the vehicle can be better completed.

The invention discloses a rotary type feeding and discharging device capable of achieving three-axis transfer. The device comprises a machine frame, a XYZ-triaxial driving device, a clamping device and a rotating device. The fixed end of the rotating device is connected to the XYZ-triaxial driving device and driven by the XYZ-triaxial driving device to do rectilinear motion in the X-axis direction, the Y-axis direction and the Z-axis direction. The clamping device is connected to the rotating end of the rotating device and driven by the rotating device to rotate. The clamping device is composed of a plurality of clamping assemblies which are arranged at intervals through separation devices. Each clamping assembly comprises a clamping air cylinder, two clamping parts and a connection base, wherein the fixed end of the clamping air cylinder is connected to the connection base, the two clamping parts are symmetrically connected to the movement end of the clamping air cylinder, and clamping motion is completed through drive and control of the clamping air cylinder. The rotary type feeding and discharging device capable of achieving three-axis transfer can achieve multi-angle transportation and steering, and has the advantages of being high in transfer speed, good in controllability, high in clamping precision and efficiency and good in flexibility and continuity.

The invention provides a thermoplastic modified polyethylene material suitable for electric insulators, wherein the thermoplastic modified polyethylene material is prepared from the following raw materials by weight: 50-65% of polyethylene, 2-6% of a toughener, 15-20% of an inorganic filler, 15-20% of a bromine-based flame retardant, 1.5-5% of a synergistic flame retardant, 0.6-1.4% of a stabilizer, 0.5-1% of a coupling agent, and 0.2-1% of a lubricant, the raw materials are stirred and mixed in a high-speed mixer, and the mixture is extruded and granulated by a twin-screw extruder to obtain the product. According to the present invention, the thermoplastic modified polyethylene material has advantages of excellent comprehensive performance, stable flame retardancy, low density and smoothsurface property, is the thermoplastic material, can be recovered and reused, and meets the environmental protection trends; and with the application of the thermoplastic modified polyethylene material in the preparation of insulator product, the process is simple, the production cycle is short, the production environment is free of dust, and the product can be recovered and reused after the usedlife is achieved and the product is rejected so as not to cause white pollution.

The invention relates to a method for removing an incomplete thread by turning of a numerically controlled lathe based on parameters such as the diameter of a thread root, the height of the thread, the width of the thread root, thread pitch and the length of a thread head. The method comprises the following steps of: selecting an appropriate groove cutter; computing the rotational speed of a main shaft; determining cutter compensation; determining the number of machining layers; calculating cutting output of a rough machining layer and a fine machining layer; and removing the incomplete thread by rough machining and fine machining. The method is convenient and simple in operation, machining equipment is not required to be replaced during machining, and the machining of the thread and the removal of the incomplete thread can be realized; the machining quality is good, and the effect is stable; and carrying and disassembly of parts are eliminated, the machining efficiency is improved, the labor intensity of a worker and the machining cost are reduced, and the method is applicable to mass production and machining.

The invention discloses an angle-adjustable drilling machine clamping device. The angle-adjustable drilling machine clamping device comprises a lower frame, an upper plate is connected to the top of the lower frame in a sliding mode, a clamping fixing block is arranged at the bottom of the lower frame, a motor is arranged in the middle of an inner cavity of the lower frame, the output end of the motor is fixedly connected with the upper plate, a clamping base is arranged above the upper plate, electric push rods and a supporting column are hinged between the upper plate and the clamping base,the electric push rods are located on the two sides of the supporting column, and an angle measuring dial located in front of the supporting column is arranged in the center of the bottom of the clamping base. The device is simple in structure, convenient to operate and capable of machining different positions of machined parts, loading and unloading of the machined parts are reduced, the machining efficiency is improved, the device can be clamped on an existing clamping device, popularization is convenient, position rotation of the machined parts can be achieved, the machined parts can be firmly clamped by a clamping block, and the machined parts are prevented from falling off.

The HF impact machining process for the surface of alloy bearing includes: fixing the HF impact head in the cutter holder of a vertical lathe and the bearing workpiece on the rotary table of the vertical lathe; and starting the HF impact head to impact the inner and outer surfaces of bearing bush in the frequency of 20-30 KHz and impact amplitude of 30-50 microns. The present invention has the advantages of capacity of decreasing the number of fine machining equipment, short technological process, high machining precision and long service life.

A systematic method for transporting goods by train features that after the goods is loaded on the trucks designed specially, these trucks can run onto the railway flatcars by thermoselves, and after the railway flatcars reach their destination, said trucks can run down to ground by themselves and then to respective destinations.

The invention provides a high-frequency induction heating and spray quenching device. The high-frequency induction heating and spray quenching device comprises a workbench, a loading and unloading mechanism for loading and unloading workpieces from a feeding hopper, an inductor assembly for heating and quenching, a heat monitoring assembly for monitoring heating capacity, a servo sliding table for entering and retreating from the inductor assembly and a falling material distribution mechanism. The workbench comprises a platen. The loading and unloading mechanism, the inductor assembly and the servo sliding table are sequentially arranged on the platen. The heat monitoring assembly is arranged in the inductor assembly and corresponds to the workpieces. The falling material distribution mechanism is arranged on the discharge side of a heating and quenching mechanism. The invention further provides a high-frequency induction heating and spray quenching method adopting the high-frequency induction heating and spray quenching device. The manners of single-end magnetic suction rotary heating and quenching, servo positioning, heating capacity monitoring, falling material distribution mechanism and the like are adopted; the device and the method have the beneficial effects of being short in loading and unloading period, high in positioning accuracy and capable of achieving automatic distribution; and therefore quality and efficiency are improved, and the production cost is reduced.

The invention discloses a multi-camera module assembly device, which comprises a plurality of first mounting devices for sequentially mounting a camera module to a module board, a second mounting device for mounting a bracket on the camera module, and an adhesive dispensing device for dispensing an adhesive on the camera module at a location where the bracket is mounted; and the multi-camera module assembly device further comprises a transmission device for transmitting the module board among the plurality of first mounting devices, the second mounting device, and the adhesive dispensing device. The solution of the present invention employs the integration of processes performed by each of the different machines onto a single machine. From the input of a single camera to the output of dualand multi-cameras, it is completely completed by one machine. The quality inspection from the feeding to the finished product is highly automated, the production cycle of the product is shortened, high uniformity of assembly precision between the cameras is ensured, and no large errors are generated, so that the pass rate of the product is ensured, and the repair rate and the production cost arereduced.

The invention relates to a tray-type hand-pushed forklift, which is mainly used for loading, unloading and transporting metering devices and belongs to the field of power application. The tray-type hand-pushed forklift comprises a forklift body, a wheel and forks. The forks are respectively provided with a retractable mechanism. A retractable transverse beam is arranged between the forks. The tray-type hand-pushed forklift has the advantages that the transfer speed is improved by three times; two times of loading and unloading electric energy metering devices are reduced; the labor force is saved and the cost is reduced; the length and the space of the forks are adjustable, the forklift can be used for transporting the metering devices with different sizes and different specifications and the application scope is wide; and since supporting plates can isolate the metering device from the ground, the metering devices are prevented from being soaked in water, the potential safety hazards are prevented from occurring and the electric energy metering devices can be conveniently transferred to other places at any time.

The invention discloses a rollover prevention device for railway long steel rail transportation. The rollover prevention device comprises a fixed base, two pairs of bearing seats are arranged in parallel on the fixed base, two foot type plates are arranged between each pairs of the bearing seats, and a rotation axis is arranged on the outer side of each foot type plate, the rotation axis is in rotary connection with the corresponding bearing seat; each pair of foot type plates are fixedly connected through arranging a connection shaft at the lower end portions of the foot type plates, and a coverplate and a support plate are arranged in parallel on the upper end portions of each pair of foot type plates; a first rolling shaft which is arranged in a first roller in a sleeved mode is perpendicularly arranged between the coverplate and the support plate, a base side plate which is fixedly connected with the fixed base is perpendicularly arranged between each pair of the foot type plates, and a U-shaped groove is formed in each base side plate from top to down, a second rolling shaft which is located at the upper end of the connection shaft is arranged between the U-shaped grooves of the two base side plates, and the second rolling shaft is arranged on a second roller in a sleeved mode; a spring seat which is located at the lower end of the connection shaft is arranged between the two base side plates, a spring is arranged between the spring seat and the fixed base. According to the rollover prevention device for railway long steel rail transportation, safety and reliability of the rail transportation can be guaranteed, moreover, transportation efficiency can be ensured.

The invention discloses an on-line atomic layer deposition device, which comprises a substrate feeding system, a processing chamber, a precursor feeding system, at least one loading and unloading element, a lifting element, a control and detection system and an exhaust system, wherein a substrate is fed into the processing chamber by the substrate feeding system; the precursor feeding system is arranged on the side face of the processing chamber; the loading and unloading element is arranged at the inlet and outlet position of the processing chamber; the lifting element is arranged just below the processing chamber and is in contact with a substrate carrying device through an open groove on the processing chamber; and the control and detection system and the exhaust system are connected with the processing chamber respectively. According to the on-line atomic layer deposition device, the problem of the complex loading element and substrate carrying device can be solved, and atomic layer deposition on the surface of a substrate can be realized in a batch processing mode.

The invention discloses a capacitor voltage transformer with an external error adjusting structure, belonging to the technical field of a voltage transformer. The capacitor voltage transformer comprises a binding post (1), a porcelain bushing (2), an oil tank (3), a secondary terminal box (4) and an adjusting line segment box (5), wherein the porcelain bushing (2) is installed above the oil tank (3); the secondary terminal box (4) and the adjusting line segment box (5) are symmetrically arranged at the two sides of the oil tank (3); and the binding post (1) is positioned above the porcelain bushing (2). The capacitor voltage transformer has the characteristics of being easy in operation during product assembly, simple and sanitary in error adjustment during product test, and convenient in error adjustment on site, omitting the process of assembling and disassembling the product, and the like.

The invention provides a thermoplastic modified polyethylene material for electric insulators, wherein the thermoplastic modified polyethylene material is prepared from the following raw materials byweight: 45-70% of polyethylene, 0-8% of a toughening agent, 10-25% of an inorganic filler, 12-25% of a bromine-based flame retardant, 0-6% of a synergistic flame retardant, 0.5-1.5% of a stabilizer, 0-1% of a coupling agent, and 0-1% of a lubricant, the raw materials are stirred and mixed in a high-speed mixer, and the mixture is extruded and granulated by a twin-screw extruder to obtain the product. According to the present invention, the thermoplastic modified polyethylene material has advantages of excellent comprehensive performance, stable flame retardancy, low density and smooth surfaceproperty, is the thermoplastic material, can be recovered and reused, and meets the environmental protection trends; and with the application of the thermoplastic modified polyethylene material in thepreparation of insulator product, the process is simple, the production cycle is short, the production environment is free of dust, and the product can be recovered and reused after the used life isachieved and the product is rejected so as not to cause white pollution.

The invention discloses a heating device for a feeding tube of a die-casting machine. The heating device structurally comprises a control panel, a display screen, a heating main machine, an assemblerand a heating ring. The assembler provided by the invention drives a transmission mechanism and a stretching mechanism to move synchronously through a vacuum device. The arranged transmission mechanism unfastens a bolt structure and a buckling device through a linking mechanism and then the stretching mechanism drives an assembling snap ring to swing outward, so that the heating ring can be unfolded outward, and therefore, detachment and position adjustment on the feeding tube can be facilitated. When the heating device needs to be fixed, positive pressure switching in a vacuum joint is controlled by means of the control panel and the control panel is matched with the stretching mechanism and the linking mechanism, so that the assembling snap ring is fully reset, buckled and fixed. The unloading and height adjusting times are shortened greatly, the complex flow of locking and fixing a bolt is cancelled, and the labor force is saved as the heating device is used integrally.

The invention relates to a forwards and backwards moving control handle device which is mainly used for a non-driven scrubber capable of moving forwards and backwards. A left control handle (1), a right control handle (2) and a middle connecting rod (3) are connected, an extension rod (4) is arranged in the middle of the middle connecting rod, one end of a reset spring (5) is connected with an installing plate (8), the other end of the reset spring is connected with the extension rod (4), and an upper microswitch (6) and a lower microswitch (7) are installed on an installing plate and located on the two sides of the extension rod respectively. The forwards and backwards moving control handle device has the advantages of reducing the occupied space, saving machining cost, reducing mounting, demounting and maintenance labor hours and the like.

The invention relates to a multimodal transport composite rail transport system, in particular to a multimodal transport composite rail transport system which is directly communicated with a coastal port and an inland port and extends the function of the coastal port to the inland port or a logistics center away from the seaside by hundreds of kilometers or even thousands of kilometers, or the logistics center to the logistics center and the like. As a special logistics channel for inland ports or logistics centers and a national logistics main artery, the rail vehicle can be laid overhead inthe air or on the ground, can also be laid in an underground tunnel or a mountain tunnel, can pass through unmanned multimodal transport rail vehicles and unmanned multimodal transport vehicles, and can also be laid in the underground tunnel or the mountain tunnel. Coastal ports, inland ports, railway stations, airports, logistics centers, production bases and the like are communicated, intermediate loading and unloading links are reduced to the maximum extent, the production places or ports quickly and efficiently reach destinations, and the last kilometer is served; intelligent high-densitydeparture and intelligent control are achieved, safe distance operation is kept, the transportation capacity is greatly improved, the logistics cost is reduced, the time of customers is saved, energyconservation and environmental protection are achieved, and CO2 emission is reduced.

The purpose of the invention is to provide a large crawler type integrated horizontal directional drilling rig. The large crawler type integrated horizontal directional drilling rig includes a main machine part, a power part, a walking part, a first connecting frame and a second connecting frame; wherein the first connecting frame is arranged above a crawler wheel, the second connecting frame is arranged on the end of the crawler wheel, an engine is arranged on the second connecting frame, and a heat dissipation water tank is arranged on the first connecting frame or the second connecting frame. The large crawler type integrated horizontal directional drilling rig has the advantages of saving space, convenient transportation, reducing pollution, lowering cost and the like.

The invention provides an operation trolley for installing steel bars of dam panels and a using method. The operation trolley comprises an operation table frame, wherein a transport bracket is supported and mounted on the operation table frame through sliding rails, bracket rollers are mounted at the bottom of the transport bracket, sliding rails which are arranged in parallel is installed on an upstream slope dam on which a reinforcement cage is to be installed, the sliding rails are in butt joint with the sliding rails on the operation table frame, and the transport bracket is supported in arolling manner to realize movement; and the transport bracket is connected with a winch power device used for pulling the transport bracket to move. According to the operation trolley, the key problems existing in the installation and construction process of the steel bars of the dam panels are effectively solved, the operation trolley has the advantages of simple structure, convenience in use, controllable cost, safety and reliability, and the operation environment and the installation speed of the steel bars of the dam panels can be effectively improved.

The invention discloses a feeding and discharging transport protection device for convenient yew transplantation. The feeding and discharging transport protection device comprises a roller, connectingcross plates, fixing rod grooves, sliding grooves, a yew placement shell, clamping blocks, through holes, water seepage holes, fixing rods, a filtering net, a backflow tank, springs, a backflow pipe,a water storage tank, an immersible pump, a fixed base, a water pipe and a baffle. The transport protection device is reasonable in design and facilitates feeding, reduces the procedures for existingworkers to circularly carry and place transplanted yew on a transport vehicle, reduces the labor intensity of transport workers, improves the handling efficiency, facilitates fixing of transplanted yew seedlings by arranging the fixing rods, the fixing rod grooves, the sliding grooves, the through holes and the clamping blocks, avoids the damage caused by the traditional rope binding transportation to the yew seedlings, facilitates feeding and discharging, improves the non-destructive rate of the yew seedlings, facilitates water replenishment for the yew seedlings during transportation by arranging the water storage tank and the water pipe, improves the survival rate of the yew seedlings, reduces the labor intensity of artificial watering, and has higher practical value.

The invention discloses a fixing arm of a car model camera. According to the fixing arm, a camera can be installed on a car model, a driver can watch pictures of a third-person view angle, the fixing arm is ingenious in design, and the negative influence on a rear car when a car shell is assembled and disassembled and pursued can be reduced.

The invention discloses a forestry seedling transplanting device. The forestry seedling transplanting device comprises a transplanting box, a base, rotating wheels, a synchronous clamping assembly andtransplanting tanks, wherein the transplanting box is fixed to the base; the rotating wheels are arranged at the four corners of the bottom of the base; ventilation holes are further formed in the two opposite side faces of the transplanting box; a plurality of groups of transplanting tanks are arranged in the transplanting box in a circumferential array manner; a liquid supply tank fixed on theinner top wall of the transplanting box is arranged in the top space of each group of transplanting tanks; an adjusting claw fixed on the side wall of the transplanting box is arranged on one side, close to the side wall of the transplanting box, of each transplanting tank; the synchronous clamping assembly is further arranged in the middle of the transplanting box; and the lengths of the adjusting claws are adjusted according to the outer diameters of the transplanting tanks, so that the distances between the transplanting tanks and the synchronous clamping assembly can be kept consistent, synchronous clamping of the synchronous clamping assembly is facilitated, the transplanting loading and unloading processes are reduced, and the adaptability of the device to the transplanting tanks isimproved.

The invention relates to a pressure device for locking a mould. The pressure device comprises a template and a push plate which are arranged on a mould opening and closing mechanism, wherein pressure bags (2, 2') are arranged between the template and the push plate. The pressure is characterized in that the pressure bags (2, 2') are integrally molded; the inner end edges of the upper layers of the pressure bags are squeezed between a first fixing ring (31) and a second fixing ring (32); the inner end edges of the lower layers of the pressure bags are squeezed between the second fixing ring (32) and a third fixing ring (33); the first fixing ring (31), the second fixing ring (32) and the third fixing ring (33) are detachably connected together; the second fixing ring (32) is provided with a channel (34) which is used for communicating inner cavities of the pressure bags with an outer pressure medium source. The pressure device is low in manufacturing cost, convenient to use, small in energy consumption, rapid in pressure boosting, good in pressure-keeping effects, long in service life and convenient to assemble and disassemble.