768results about How to "Save work space" patented technology

The invention discloses a flexible micro-positioning stage with two degrees of freedom, the design of the flexible micro-positioning stage with two degrees of freedom comprises a flexible mechanism and an integral structure, two piezoelectric ceramic drivers are adopted in the structure, the tail part of each driver is connected with a base through a bolt, and the top end of each driver is connected with a spherical joint through a thread, thereby realizing Hertz contact. The flexible mechanism of the positioning stage mainly comprises three parts of the base, flexible branched chains with entirely consistent structures and a supporting movable platform thereof. Two displacement sensors are used for measuring actual output of the movable platform and respectively fixed between the base and the movable platform through an L-shaped support and a Z-shaped support. The flexible micro-positioning stage is characterized by high resolution and fast dynamic response speed, and can be taken as an auxiliary positioning platform of a nano-imprint lithography positioning system for realizing micro-feeding and precise positioning.

The invention discloses a two-degree of freedom precise positioning work table, which comprises a base, a moving platform, a rigid support which is connected with the bottom of the base, and four flexible branched chains which are connected between the moving platform and the base, wherein each flexible branched chain comprises a moving block and three groups of flexible plate spring structures; each flexible plate spring structure consists of two '-'-shaped flexible plate springs; a first group and a second group of the flexible plate spring structures are respectively positioned at the left side and the right side of the moving block; the lower ends of the two '-'-shaped flexible plate springs of a third group of the flexible plate spring structures are connected with the side wall of the upper end of the moving block, and the upper ends thereof are connected with the side wall of the moving platform; four piezoelectric ceramics driving devices are respectively horizontally arranged; a ball-shaped joint of each driving device is supported on the side wall of the lower end of the moving block; and conducting strips of two position sensors are respectively connected with the upper plane of the rigid support and the lower plane of the moving platform. The positioning work table can be taken as an auxiliary positioning platform of a nanometer embossing photoetching positioning system to realize the microscale feeding and the precise positioning.

The invention discloses a flexible active and passive knee-joint rehabilitation training device, comprising a linear drive unit, a leg bracket unit and a control unit, wherein, the linear drive unit comprises a baseboard, a rodless cylinder, a sliding table for the rodless cylinder, an inflatable extendible flexible driver, a guide rod, a spring, a fixed support, a connecting piece, a removable bracket and a sliding pair; the leg bracket unit comprises a thigh rod, a thigh supporting board, a shank rod, a shank supporting board, a feet bracket, a connecting rod, a T-type connecting piece, a L-type rod, a first regulating device and a second regulating device; and the control unit comprises an angular displacement sensor, a force sensor, a displacement sensor and a controller. The training device can conveniently achieve a plurality of rehabilitation training modes such as knee-joint passive training, active training and the like according to the rehabilitation degree of a patient, and an applying force (including a driving force in the passive training and a damping force in the active training) is regulated in a stepless manner.

The method of regenerating alkali solution containing sodium mercaptide is to oxidize sodium mercaptide in alkali solution with oxygen-rich air with oxygen concentration of 26-99.99 vol% intelligent presence of catalyst, such as cobalt phthalcyanide sulfonate, into disulfide. Sodium mercaptide including sodium methyl mercaptide, sodium ethyl mercaptide, etc in alkali solution, such as water solution of sodium hydroxide, is mixed with oxygen-rich air and reacted under the action of catalyst, such as cobalt phthalcyanide sulfonate, to produce sodium hydroxide and disulfide, such as dimethyl disulfide, diethyl disulfide, etc., so that the alkali solution has lowered sodium mercaptide concentration and raised sodium hydroxide concentration. The regenerated alkali solution after eliminating the disulfide may be reused in the mercaptide eluting process of liquefied alkali.

The system comprises: a panorama image of resource information play unit making module used for making encode for the panorama image play unit; a panorama information storage module for storing the panorama information; a display module for providing input operation for user and displaying its corresponding content; a panorama information dynamically extracting module; a transaction module used for providing the interaction information for the user and resource information owner; a resource information management module used for modifying the content of resource information.

The invention relates to a silt solidification processor which is characterized in that a stirring chamber is arranged at the lower part of a frame, two spiral stirring shafts which rotate relatively are arranged in the stirring chamber, the stirring shafts are driven by a main motor to rotate, two feed ports are arranged above the initial segment of the stirring chamber, one feed port is a silt feed port used for carrying out series connection and transportation through a silt conveyor belt, a silt hopper and a silt conveying spiral shaft, and the other feed port is a solidifying agent feed port used for carrying out the series connection and the transportation through a solidifying agent conveyor belt, a solidifying agent hopper and a solidifying agent conveying spiral shaft; and a discharge port at the tail end of the stirring chamber is arranged above a silt solidifying pond. The silt solidification processor has the advantages that the structure is compact and reasonable, the occupied area is small, and the problem that the silt solidification processor in the prior art is in a large structure requiring a lifting mechanism for conveying a solidifying agent can be improved. A flap filtering device is arranged at the inlet of the silt hopper, thereby effectively filtering and removing large solid impurities in silt in time, preventing blockage and damages to equipment and realizing low failure rate.

The invention relates to an automatic detection streamline compatible with single-phase and three-phase electric energy meters. The automatic detection streamline is divided into two parts of a sorting system and a selecting and detecting system. The sorting system performs a labor preliminary sorting flow and an automatic sorting flow. The selecting and detecting system performs a selecting detecting flow which comprises concrete work flows of 1, a labor preliminary selecting flow, 2, an automatic selecting flow and 3, a selecting and detecting flow. The processing system provided by the invention can support single-phase and three-phase electric energy meter detection at the same time, and achieves full-process automation and intelligentization, and thus the operation space is greatly saved, the detection accuracy is improved, and the reliability is improved.

The invention discloses a 2R1T three degree of freedom space flexible precision positioning platform, which is characterized by comprising, from up to bottom, a moving platform, a rigid end bracing frame, three rectangular branched chains, three piezoelectric ceramic driver and a rigid pedestal. The moving platform is in an inverted boss shape; the rigid end bracing frame is in an equilateral triangle shape; the three rectangular branched chains are in a same shape and structure, which comprises eight single degree of freedom flexible hinges arranged on an upper beam and a lower beam; the three rectangular branched chains are arranged along three edges of the triangle rigid pedestal; the three piezoelectric ceramic drivers are arranged horizontally between two vertical beams of each rectangular branched chain to form an H-shape structure; the rigid pedestal is in a hollow equilateral triangle structure; and the three rectangular branched chains are rigidly fixed on the rigid pedestal.

The invention belongs to the field of planting machinery and provides a grafting machine, which consists of a work table, a cutting engagement device and a seedling positioning device. The invention also provides a grafting method adopting the grafting machine. The seedling grafting machine has the beneficial effects that 1, the grafting mechanization is realized, and the problems of high work intensity and low work efficiency of artificial grafting are solved; 2, when the grafting machine provided by the invention is adopted, the cutting surfaces of stocks and cions are precisely aligned, at least one side of the forming layer is aligned, and the grafting survival rate is high; and 3, a wax coating mode is adopted for fixing the cutting surface combining part of the stocks and the cions, the wound infection is avoided, in addition, the seedling thickness increase is not influenced, and the binding rope unlocking treatment after the traditional grafting is omitted.

The present invention discloses an atomic force microscope-based multifunctional combined probe system. The system can switch the probes having different functions in various set working environments by the program control and in an in situ switching manner, thereby in situ realizing the functions, such as the microscopic friction and wear experiments, the surface topography scanning, the crystal structure evolution and detection, the friction energy dissipation measurement, etc., in a same experiment area. When the system switches the probes in the in situ switching manner, the working environment does not need to be destroyed, thereby avoiding the pollution of the external environment to the sample surfaces effectively.

The invention relates to an omni-directional stacking order picker, and relates to the technical field of storage operation. The omni-directional stacking order picker can freely move in a warehouse,a pallet fork has three work directions, in the process of taking and pacing goods, the required working space is small, the rate of utilizing the warehouse can be effectively increased, and the workefficiency is greatly improved.

A telescopic ladder comprises two supporting components and a ladder frame supported by the supporting components, wherein the ladder frame comprises two parallel sleeve rods, two telescopic rods detachably accommodated into the corresponding sleeve rods respectively, and a plurality of transverse rods detachably arranged between the two sleeve rods and the two telescopic rods at intervals, wherein each telescopic rod is adjustably accommodated into the corresponding sleeve rod to enable the ladder frame to adopt a telescopic structure; each supporting component comprises a cylinder body and a supporting piece telescopically connected onto the cylinder body; each cylinder body is detachably connected to the corresponding sleeve rod; each supporting piece can stretch out of or retract into the interior of the corresponding cylinder body under the driving action of the corresponding cylinder body, or part of each supporting piece stretches out of the corresponding cylinder body, so as to adjust the supporting height of the ladder frame. The telescopic ladder is small in occupied space and high in use safety during operation.

The invention relates to the field of spray dryers and discloses a centrifugal atomizing nozzle and a spray dryer comprising the same. The centrifugal atomizing nozzle comprises a centrifugal atomizer and a protection wind guide pipe, wherein the centrifugal atomizer is internally provided with an atomizing disc which is used for spraying materials into fog drips and provided with atomizing holes, and a material guide pipe connected with the atomizing disc and a material inlet; and the protection wind guide pipe is provided with a protection wind inlet and a protection wind spraying opening. The protection wind guide pipe is arranged around the centrifugal atomizer, so that protection wind sprayed by the protection wind spraying opening surrounds the fog-drip-shaped materials sprayed by the atomizing holes. When spray drying is conducted by adopting the dryer comprising the centrifugal atomizing nozzle, the problems that microspheres are burst, abnormal shapes and fine powder are produced in the drying process can be solved, and the sphericity of obtained dried particles can be improved.

The invention relates to an automatic assembling machine of an LED (light emitting diode) socket adapter robot and a working method thereof, which belongs to the technical field of the automatic assembling of the robot. The automatic assembling machine of the LED socket adapter robot is characterized in that: on an IV large green-piece/large spring (two)/ small green-piece station, a robot is fixed in the center, a green-piece vibrating disc is arranged on the right side, a small green-piece vibrating disc is arranged on the left side, a large spring vibrating disc is arranged on the rear side, a two-row conveyor belt is arranged on the front side, a plurality of tray jigs are arranged on the two-row conveyor belt, a large green-piece spring claw and a small green-piece claw are installed on the front end of the robot, the assembling is carried out by the virtue of cooperation of different detection switches and air cylinders, and all assembling work including material reclaiming, positioning, detection and compression of a large green piece, a small green piece and a large spring on the IV large green-piece/large spring/small green-piece station can be automatically completed. The assembling machine is simple, practical in structure, high in application reliability, capable of liberating hands of an operator, greatly saving the labor, substituting the repeated mechanical and physical labor, capable of reducing the operation space, guaranteeing the product quality and improving the production efficiency.

The invention relates to a construction method for dredging ditch sediments based on a hydraulic punching and filling geotechnical pipe bag and belongs to the technical field of dredging constructionof sediments in stinky water body ditches. The construction method for dredging the ditch sediments based on the hydraulic punching and filling geotechnical pipe bag includes the following steps of temporary storage yard construction, surface cleaning, sectional construction of cofferdam, construction drainage, assembly of a mud conveying pipeline, hydraulic punching and dredging of the sediments,adding medicament, geotechnical pipe bag filling, sludge dewatering and solidification and transportation or reuse of solidified soil. For the construction method, earth excavation is completed withthe help of hydraulic cutting; soil is then filled by a mud pump through the mud conveying pipeline to a large geotechnical pipe bag; in the dredging pipes, dredging mud and the medicament are fully stirred to produce a flocculation group to be precipitated in a geotechnical pipe belt, and then dehydration and solidification treatment of the sediments is achieved. The construction method for dredging the ditch sediments based on the hydraulic punching and filling geotechnical pipe bag has the advantages of continuity, integrated operation of dredging, conveying and filling, low cost, high construction efficiency, sealing property, no secondary pollution during transportation, good environmental protection performance, high construction precision, good effect, convenient operation and savedworking space.

The invention discloses a photocureable coating for pianos. A method for preparing the photocureable coating comprises the following steps: mixing 5 to 20 portions of active diluting agent, 55 to 70 portions of oligomer, 4 to 6 portions of powder, 3 to 4 portions of photoinitiator, and 0.4 to 0.6 portion of additive by weight, then stirring the mixture, grinding the mixture, and then adding a solvent which accounts for 10 to 12 percent of the total weight of the materials into the mixture to be stirred evenly to obtain photocureable coating for the pianos. The photocureable coating for the pianos has quick curing speed, can perform quick and continuous operation, and greatly improve production efficiency; the coating does not need to be heated and dried, so the coating can save 75 to 90 percent of energy sources than the prior heat dry coating during the construction; coating equipment for an UV coating is compact, does not need a drying tunnel, has simple and convenient operation, is easy to realize production automation, saves floor area, and reduces operation space; and the UV coating has no the volatilization of VOCs during the film formation, does not cause the pollution to the environment, and improves surface performances such as paint film hardness, flexibility, wear and scratch resistance, chemical resistance, high gloss, durability and the like.

The invention discloses an automatic Marshall compaction device and a test method. The automatic Marshall compaction device comprises a controller and a supporting part, wherein the supporting part is used for adding an asphalt mixture; a safety protection part and an inserting and tamping rod are arranged on the supporting part; the inserting and tamping rod is used for uniformly inserting and tamping the asphalt mixture; a compaction part which is used for compacting the asphalt mixture is arranged above the safety protection part; a power part which is used for driving the compaction part to operate is connected to the compaction part. According to the automatic Marshall compaction device, the supporting part which is used for adding the asphalt mixture and the compaction part which is used for compacting the asphalt mixture are controlled through the controller, and the compaction part is driven by the power part to repeatedly compact the asphalt mixture. The automatic Marshall compaction device is simple in design and convenient to use, a rotary shaft can be conveniently rotated, the inserting-tamping compaction time is shortened, and the compaction efficiency is improved.

The invention relates to a multifunctional automatic guide transport vehicle. The multifunctional automatic guide transport vehicle comprises a vehicle body, a vehicle driving system, a multi-point jacking device, two supporting plates, a bus system and a safety guide device, wherein the vehicle body is provided with a chassis, and the chassis is provided with two fork foot base frames which are arranged in parallel; the vehicle driving system is provided with two driving wheels, a plurality of universal wheels and two first driving devices used for correspondingly driving the two driving wheels to rotate; the two driving wheels are arranged on the lower portions of the two sides of the middle of the chassis in the front-back direction correspondingly; the multi-point jacking device is provided with a plurality of lifting devices and second driving devices used for correspondingly driving the plurality of lifting devices to perform lifting motion; each supporting plate is provided withat least two lifting devices; the bus system synchronously controls the plurality of second driving devices; and the safety guide device is provided with a solid state laser radar, a laser obstacle avoidance sensor, a contact type sensor, a mechanical anti-collision strip arranged in the vehicle body, a sound-light alarm and an emergency stop button. According to the multifunctional automatic guide transport vehicle, the height of a cargo fork can be reduced to the largest extent, and turning can be realized at the minimum radius.