35results about How to "Easy and precise control" patented technology

A method for producing 4N5 pure indium by electrolyzing high impurity crude indium once comprises the steps of preparing crude indium anode, preparing starting sheet cathode and conductive bands, preparing electrolyte according to the process requirement and carrying out electrolysis. An electrolytic bath below the crude indium anode is used for electrolysis. The starting sheet cathode is arranged in the electrolytic bath. The distance between different sheets is 25-30mm. The electrolyte is placed into the electrolytic bath and contains 60-80g/l of indium, NaCl with a concentration of 40-60g/l and gelatin with a concentration of 0.2-0.3g/l and has pH value of 2-2.5. The electrolysis temperature is 20-30 DEG C, the current density is 15-25A/m2 and the bath voltage is 0.12-0.18V. The method can realize producing 4N5 pure indium with purity of 99.995% by electrolyzing high impurity crude indium once. In the invention, the starting sheet manufactured by the 4N5 pure indium is used as the cathode, the electrolytic current is stable, precipitation is uniform and the bath voltage is easier to control precisely. Besides, the 4N5 pure indium is produced by electrolyzing once, thus reducing the intermediate links, avoiding production pollution, greatly improving the quality of the pure indium products and lowering the production cost.

The invention discloses an object shelf tray self-adaptation welding device based on laser vision. The welding device comprises a base, two first axis moving devices arranged on the base in parallel, a second axis moving device arranged perpendicular to the first axis moving devices, a vertical axis moving device arranged on the second axis moving device, a laser vision sensor and a welding gun gesture mechanism. The laser vision sensor and the welding gun gesture mechanism are arranged abreast at the bottom end of the vertical axis moving device. Two ends of the second axis moving device are connected with the first axis moving devices. The laser vision sensor collects a welding gap image and stores the image to a computer through an image collection card, the computer processes the image to obtain the welding gap position, and a motion control card is utilized to control a welding gun walking device to conduct welding accurately. The self-adaptation welding device is high in self adaptability, capable of accurately recognizing the welding gap position of an object shelf tray, high in expandability, low in cost, simple and efficient to control and high in reliability.

The invention relates to a physical therapy instrument, in particular to a spinal column repositioning device used for helping the human body spinal column to realize correction and repositioning. The spinal column repositioning device comprises a plurality of jacking blocks and a plurality of ascending and descending mechanisms, wherein each jacking block is independently controlled to ascend and descend through one ascending and descending mechanism; each jacking block is hinged onto the ascending and descending mechanism; the plurality of jacking blocks are arranged in a way of forming a line, and are abutted against the human body according to the natural curve of the human body spinal column when the spinal column repositioning device is used; the plurality of ascending and descending mechanisms are arranged on the same installing plate; a nut clamp used for ensuring the plurality of jacking blocks to be positioned on one straight line is arranged above the installing plate; the plurality of ascending and descending mechanisms are clamped through the nut clamp; a bottom plate is arranged under the installing plate; and the installing plate and the nut clamp are fixedly arranged on the bottom plate through a plurality of connecting rods. The plurality of jacking blocks are ranged according to the natural curve of the spinal column and are butted against the human body, so that the human body spinal column is corrected and repositioned, and the use is convenient.

The invention relates to a method for preparing monodisperse size-controllable nanosilver particles by using a radio frequency magnetron sputtering method. The monodisperse size-controllable nanosilver particles are prepared by using the radio frequency magnetron sputtering method under the condition that the basal spur of an equipment target is fixed by means of adjusting the process parameters such as vacuum degree, working air pressure, radio-frequency power, substrate temperature, deposition time and the like by selecting 99.999% superfine silver as a magnetron sputtering target, glass or silicon as a substrate and high purity argon (Ar) as working gas. The method which is a pure physical method has the advantages of being zero in pollution, low in cost, repeatable in operation, small in deposition rate, easily precise in control in the growth process and the like, and the prepared nanosilver particles are uniform and neat and particle size-controllable.

The invention provides a tensioning clamp for a sheet-type part subjected to rotary milling processing. The tensioning clamp for the sheet-type part subjected to the rotary milling processing consists of a pedestal, a tensioning component and a clamping component, wherein the clamping component comprises a clamping driving device, a box body, a rotary shaft, a retainer cup, a movement crossover joint, a connecting rod, a pulling claw and a symmetrical clamping head; the tensioning component comprises a tensioning driving device, a transmission device and a guide rail sliding block device. According to the tensioning clamp for the sheet-type part subjected to the rotary milling processing, the sheet-type part is fixed by adopting a tensioning way; the clamping rigidity of the part can be effectively improved; the cutter relieving deformation in the processing process of the part is reduced; the processing vibration is restrained; the processing quality of the part is improved; the service life of a knife tool is prolonged; therefore, the processing cost is decreased; tensioning force is controlled through the tensioning driving device; the tensioning force can be guaranteed to be uniform and can be further regulated according to requirement; the symmetrical clamping head is tensioned to clamp the part through the clamping driving device; the rotary center of the part can be guaranteed to be unchangeable in a clamping process; the clamping deformation cannot be caused; further, the operation is simple; a clamping error caused by a human factor can be avoided.

An integrated loop heat pipe cooling device with a boiling pool comprises an evaporator, the boiling pool and a condenser, wherein the evaporator comprises a compensating chamber; a capillary core for providing power is arranged below the compensating chamber; a steam channel is formed below the capillary core; an air collecting groove which communicates with the steam channel is formed between the compensating chamber and the boiling pool; a connecting hole which communicates with the air collecting groove is formed in a side wall of the boiling pool; steam generated from the bottom of the compensating chamber enters the air collecting groove and enters the boiling pool through the connecting hole; the compensating chamber communicates with an outlet of the condenser; and the boiling pool communicates with an inlet of the condenser. The evaporator for proving power and the boiling pool as a main cooling component are integrally designed, the integral size is small, the structure is compact, the integrated loop heat pipe cooling device is suitable for cooling electronic devices with small space, by the compact design of the evaporator and the boiling pool, a system only needs a heat source which is a cooled device, an additional heat source or a power device is not required, energy is saved, and the electronic devices can be continuously and efficiently cooled.

The invention discloses a spray change controller of water sprinkler, wherein the water sprinkler swings an injector via a spray control group, the spray control group comprises a gear transmitter with blade wheels linked with a spray change controller. The spray change controller is formed by a water channel with two water inlets and a spray control element with linkage gear and two blocks at two sides. The linkage gear of the control element is directly meshed with one gear of the gear transmitter while two water inlets are engaged with the blocks, therefore, the linkage gear and the blocks can screw along with the gear transmit to change the inlet water at two inlets to uniformly spray water from far to near on the grass.

The invention discloses a data center intelligent airflow control system and a control method thereof. The system comprises a data acquisition system, a data recording and analyzing system and a control system. The data acquisition system is connected with a combined cabinet temperature measuring device, an area temperature monitoring device, an outdoor environment monitoring device, an active airflow drainage and ventilation device, a data center precise air conditioning system and a data center fresh air system, and connected with the data recording and analyzing system. The data recording and analyzing system is connected with the control system, and the control system is connected with the active airflow drainage and ventilation device, the data center precise air conditioning system and the data center fresh air system. The data center precise air conditioning system and the fresh air system are integrated, a refrigerating conveying mode is optimized, the active airflow drainage and ventilation device is intelligently controlled by analyzing cabinet temperature real-time cooling conditions, the refrigerating amount in a machine room is efficiently used, a better refrigerating effect is achieved, the situation that the temperature in a data center is quickly increased due to short-time power failure of electric supply is avoided, and service interruption caused by overheating of system equipment is avoided.

The invention belongs to the field of manipulator control design, and specifically relates to a design method of a spatial moving track of a manipulator. The method comprises the following steps: 1, building a 3D model of a workpiece to be processed through computer software according to the actual data of the workpiece, and producing a .st1 file of the 3D model; 2, slicing the 3D model of the workpiece to be processed, and obtaining data coordinate G code files of all clips; 3, opening the G code files through word processing software, and extracting X-, Y- and Z-directional coordinate data,and saving as .CSV file; 4, adding other data for movement performing of the manipulator to the .CSV file, and saving as .CSV file; and 5, importing the .CSV file obtained in step 4 to a spline file of the manipulator, and enabling the spline file to meet the requirement on manipulator procedure transferring. With the adoption of the method, the design of the complex spatial moving track of the manipulator can be effectively simplified.

An improved polaroid stripping machine includes a base cabinet, a support frame, a workbench unit, a rotating shaft unit, a heating device, a destaticizing device, a first control cabinet unit and a second control cabinet; the support frame is fixedly arranged on the base cabinet, the workbench unit includes a material placement table, an inspection conveyor and a rotating disk mechanism, the material placement table is arranged on the support frame, the inspection conveyor is fixedly arranged on the support frame and matched with the material placement table, and the rotating disk mechanism is used for driving the material placement table to horizontally move; the rotating shaft unit is fixedly arranged on the top of the base cabinet and located below the workbench unit, the heating device is fixedly arranged on the top of the base cabinet and located on one side of the rotating shaft unit, the destaticizing device is fixedly arranged on one side of the workbench unit, the first control cabinet unit is arranged on the base cabinet, and the second control cabinet is movably arranged on the base cabinet. The rotating disk mechanism can accurately and conveniently control the gap between the material placement table and the inspection conveyor, and the polaroid stripping quality and efficiency are thus improved.

The present invention discloses an analysis method for auto refrigeration of a data center. A data acquisition system collects running parameters of a combined cabinet temperature measurement apparatus, a region temperature monitor apparatus, an outdoor environment monitor apparatus, an active air drainage ventilation device, a data center precise air conditioner system and a data center new air system, and transmits the running parameters to a control model of a data record analysis system to calculate, calculation results are transmitted to a control system, and the control system performs closed-loop control on the active air drainage ventilation device, the data center precise air conditioner system and the data center new air system. According to the method, the data center precise air conditioner system and the new air system are integrated, a refrigeration transmission manner is optimized, air inflow of the active air drainage ventilation device is controlled intelligently according to real-time heat dissipation analysis of the cabinet temperature, existing cooling capacity of an engine room is used efficiently so as to achieve better refrigeration effect, and the UPS connected with the new air system and the active air drainage ventilation device prevents service interruption caused by overheat of the system devices and rapid rise of internal temperature of the data center due to mains interruption for short time.

The invention relates to a chemical experiment stable steam flow generating device, and effectively solves the problem that a temperature-controlled steam flow generating device is not suitable for reagents with active properties. According to the technical scheme, a plurality of transverse plates, which are arranged up and down at intervals, and an inclined plate are arranged in a shell; the inclined plate is located at the uppermost position, the middle chamber is divided into a plurality of independent evaporation chambers by the inclined plate and the transverse plates; a first vertical pipe capable of moving up and down penetrates through the lowest position of the inclined plate, a through hole is formed in the side wall of the first vertical pipe, a second vertical pipe penetrates through each transverse plate, a vertical groove is formed in the side wall of each second vertical pipe, and the liquid levels on the transverse plates and the inclined plate can be adjusted by adjusting the height of the first vertical pipe and the opening height of the vertical grooves, so that the evaporation area can be adjusted. The steam concentration is controlled by controlling the evaporation area, so that the situation of reagent decomposition or chemical property change caused by temperature change is avoided.

The invention discloses a supporting and shape preserving device for a clamped section of a metal pipe fitting. The supporting and shape preserving device comprises a bending die, a bending die insert, a clamping die, a metal pipe fitting, a supporting and shape preserving mechanism and a feeding mechanism. The feeding mechanism is installed on the bending die insert, then the supporting and shapepreserving mechanism is installed on the feeding mechanism, the feeding mechanism can feed the supporting and shape preserving mechanism into a clamped part of the metal pipe fitting, a stepping motor is driven, and the supporting and shape preserving mechanism can be expanded and contracted. During clamping, the action of the force in the direction opposite to that of clamping force is realized,and the radial deformation of the pipe fitting during clamping can be effectively prevented. After bending ends, the motor can be driven, so that the supporting and shape preserving device can retreat, and the occupied space can be reduced by detaching the feeding mechanism. By means of the supporting and shape preserving device for the clamped section of the metal pipe fitting, the clamped section of the pipe fitting can be effectively supported, the deformation and damage of the pipe fitting during clamping are prevented, the effect of protecting the pipe fitting is realized, and meanwhilethe supporting and shape preserving device is modularized and is convenient to replace and high in universality.

The invention discloses an incubation mechanism provided with an automatic uncovering mechanism. The incubation mechanism comprises an incubation bin, a card frame and the uncovering mechanism, wherein the incubation bin is of a confined-space structure, and a heating device is arranged in the incubation bin; the card frame is arranged in the incubation bin and provided with blood type cards; the uncovering mechanism is arranged in a main body of the incubation mechanism; the incubation bin is provided with a cover plate which can be opened automatically, the uncovering mechanism is in driving connection with the cover plate, and the card frame directly faces a notch formed after the cover plate is opened. By means of the incubation mechanism provided with the automatic uncovering mechanism, stability of the temperature inside the incubation bin is maintained, and meanwhile complete automation of analyzing the blood type through a blood type reagent card method is achieved.

The invention discloses an automatic towel drying device. The automatic towel drying device comprises a controller, a drying assembly and a towel rack. The towel rack comprises at least two electric conduction parts, wherein an insulating part is arranged between every two adjacent electric conduction parts. The drying assembly and the electric conduction parts are all electrically connected with the controller. Due to the fact that the electric conduction performance of a wet towel is better than the electric conduction performance of a dry towel, when the wet towel is hung on the towel rack, the electric conduction parts making contact with the wet towel can be connected. Once the electric conduction parts are connected, the controller receives an electric conduction part connection signal and controls the drying assembly to be turned on, and the resistance value of the wet towel gradually increases when the wet towel is gradually dried; when the resistance value of the towel reaches the resistance value set by the controller, the controller receives a resistance value signal and controls the drying assembly to be turned off. Through the structural design, the control process is controlled through the correlation between the humidity of the towel and electric conduction, and the automatic towel drying device is novel in design, simple in structure, accurate and convenient to control, low in manufacturing cost and good in energy saving effect.

The invention discloses a refrigeration control method of a constant temperature and humidity box and a refrigeration system. By using an electronic expansion valve instead of a traditional capillarytube or a manual throttle valve in the refrigeration system, and by taking advantage of the variable opening characteristics of the electronic expansion valve, the refrigerant flow rate of a pluralityof capillary tubes or manual throttle valves in a control method of the refrigerating capacity of a traditional constant temperature and humidity box is simulated out, an opening value of the electronic expansion valve is directly input, the opening of the electronic expansion valve can be controlled, and the refrigerant flow rate in the refrigeration system can be changed; and the control effectis equal to the effect of switching of multichannel throttle elements in the refrigeration system of the traditional constant temperature and humidity box. According to the refrigeration control method of the constant temperature and humidity box, a plurality of magnetic valves and the throttle elements can be saved, a circuit and a refrigeration pipeline are further greatly simplified, and the adjustment of the refrigeration capacity is convenient and fast; and the change rate of the refrigeration capacity is adjustable, the refrigeration capacity transits slowly, and when the linear temperature and humidity change, the disturbance fluctuation of the refrigeration capacity to the temperature and the humidity is greatly reduced.

The invention relates to the technical field of a temperature measuring device, which discloses a temperature measuring device of a substrate. The temperature measuring device is characterized by comprising a fluorescent film coating the surface of a substrate, a laser emitter, a photoelectric detector, a signal processor and a temperature converter; the laser emitter is used for emitting laser light to the fluorescent film to excite fluorescence of the fluorescent film; the photoelectric detector is used for receiving the fluorescence and converting a fluorescence signal emitted from the fluorescence into an electrical signal; the signal processor is used for calculating the electrical signal to obtain the lifetime of the fluorescence; the temperature converter is used for converting themeasured lifetime of the fluorescence into a corresponding temperature. Through the processing and calculation of the photoelectric detector and the signal processor, the fluorescence lifetime excitedby the fluorescent thin film irradiated by laser can be obtained, and then the temperature of the corresponding substrate position can be obtained, so that the substrate temperature can be accuratelymeasured and the temperature can be accurately controlled.

The invention discloses a vaporizer which comprises a body, wherein heating tubes and a temperature sensor are arranged at one end of the body; a vaporization cavity is formed in the body; a water inlet which communicates with the vaporization cavity is formed in the middle part of the body; a gas inlet and an exhaust hole are formed in the two sides of the water inlet respectively and communicate with the vaporization cavity respectively; and the exhaust hole is formed in one end, close to the heating tubes, of the body. According to the vaporizer, water enters the vaporization cavity from the water inlet, and air enters the vaporization cavity from the gas inlet to push water to flow in the direction of approaching the exhaust hole; as the heating tubes are formed at one end, close to the exhaust hole, of the body, the temperature of the body decreases progressively toward the gas inlet along the exhaust hole; the water is gradually heated and vaporized in the flowing process and is uniformly heated to make liquid and gas thereof sequentially exist in the vaporization cavity from the water inlet and the exhaust hole, and the gas after being vaporized is exhausted from the exhaust hole.

The invention discloses a flexible surgical instrument control device and an endoscopic surgery robot system. A bending mechanism is connected with an execution part and used for driving the execution part to bend; one end of an adjusting pull rope is connected with the bending mechanism, and the bending mechanism is driven to be bent in the preset direction by applying pulling force; a driving assembly comprises a bottom plate, a rotation driving assembly and a deflection reset piece, and the rotation driving assembly is rotationally arranged relative to the bottom plate and is in driving connection with the other end of the adjusting pull rope; the rotation driving assembly controls the rotation angle through a driving motor; and the two ends of the deflection reset piece are fixedly connected with the bottom plate and the rotation driving assembly respectively, and the deflection reset piece is used for providing deflection torque facing the initial position for the rotation driving assembly. By rotating the driving assembly, the bending angle of a surgical instrument can be automatically controlled, the technical problem that when a flexible endoscope is arranged on the surgical auxiliary robot, the corresponding angle is inconvenient to adjust and positioning is inconvenient is solved, and the deflection reset piece can guarantee reset and tensioning of the adjusting pull rope.

The invention discloses an integrated plotting device for a track plotter. The integrated plotting device comprises a shell body, a plotting pen and a plotting pen lifting structure, wherein the plotting pen lifting structure comprises an armature and a coil; the armature is strip-shaped, a limit block is fixed to one end of the armature, and the other end of the armature penetrates through the shell body and then is expanded to form an expanded end, so that the armature and the limit block are I-shaped as a whole; the coil is located in the shell body, and sleeves the armature; a return spring is arranged between the limit block and the shell body, and sleeves the armature, and the two ends of the return spring are connected with the limit block and the shell body separately; and the plotting pen is fixed to the expanded end of the armature. The structure of the plotting device for the track plotter can be simplified, and direct control over the plotting pen is realized, so that the control accuracy for the plotting pen is improved.

The invention discloses a method for improving the structure of a conductive adhesive and the conductive adhesive. The conductive adhesive comprises a plane layer formed by parallelly arranging a plurality of conductive metal wires at fixed intervals, wherein the plane layer is quantitatively coated with an insulating material film to form a conductive metal wire thin film; the two sides of the conductive metal wire thin film are respectively coated with another insulating material (such as silica gel); and at least one end of each conductive metal wire protrudes the surface of the another insulating material in a predetermined length by a method of decomposing silicon molecules with etching liquid. The method has the advantages of quickness, stability, guarantee of strength and low cost.

The invention relates to the field of medical equipment, and particularly relates to a device and a method for ablation of hypertrophic obstructive cardiomyopathy. The device for ablation of hypertrophic obstructive cardiomyopathy comprises an adjustable bent sheath tube, an inner sheath tube, a guide wire, a mapping catheter and a positioning system, wherein the outer diameter of the inner sheathtube and the outer diameter of the mapping catheter are smaller than the inner diameter of the adjustable bent sheath tube; the front end of the guide wire is bent backwards; an extensible ablation needle is arranged at the front end of the mapping catheter; the positioning system is electrically connected with the adjustable bent sheath tube and the mapping catheter; the guide wire can move to the right atrium along the femoral vein; the adjustable bent sheath tube and the inner sheath tube can move to the front end of the guide wire along the guide wire and move out of the inner sheath tubeand the guide wire; the mapping catheter can enter the right ventricle along the adjustable bent sheath tube; and the ablation needle extends into the ventricular septal hypertrophy part for ablationoperation after bending. With the adoption of the arrangement mode, the mapping catheter can be sent to a preset position through the femoral vein, the ablation needle extends into the ventricular septal hypertrophy part for ablation operation, and ablation is realized.

The invention discloses a voice control method for a digital television, a television control system and a storage medium, and the method comprises the steps: carrying out the preprocessing of a voiceinstruction of a user after the voice instruction of the user is obtained, and transmitting the voice instruction to a first preset server; sending the user voice instruction to a first preset serverto enable the first preset server to perform voice recognition on the preprocessed user voice instruction, and returning a voice recognition result; analyzing the voice recognition result to obtain avoice control instruction; and finally, according to the voice control instruction, controlling the digital television to execute an operation corresponding to the voice control instruction, therebyrealizing the purpose of controlling the digital television by inputting a user voice instruction by a user, greatly reducing the learning cost of the digital television in the use process. Therefore,most users can easily and accurately control the digital television.

The invention belongs to the technical field of safety protection equipment, and relates to an air compressor air storage tank monitoring protection device and method.The monitoring protection device comprises a temperature probe (1) installed on an air compressor air storage tank (A) and a temperature itinerant detector (2) installed in a compressor room; the temperature probe (1) is connected with the temperature itinerant detector (2) through a cable (3), a normally-closed locking contact (4) of the temperature itinerant detector (2) is locked with an emergency stop loop of the air compressor, when the temperature detected by the temperature probe (1) reaches a set upper limit, the normally-closed locking contact (4) of the temperature itinerant detector (2) is disconnected, and when the temperature detected by the temperature probe (1) reaches the set upper limit, the normally-closed locking contact (4) of the temperature itinerant detector (2) is closed. And therefore, the air compressor stops working. The protection functions of overtemperature on-line monitoring, alarming and automatic shutdown of the air storage tank of the compressor are achieved.

The invention discloses an electromagnetic heating tire mold, which comprises an upper template and a lower template. The upper template and the lower template together form a closed integral structure, the upper template is provided with an upper side plate, the lower template is provided with a lower side plate, and the upper side plate is arranged on the upper template. Electromagnetic heating devices are arranged on both the lower side plate and the electromagnetic heating device, and a power interface is arranged on one side of the electromagnetic heating device. Through the electromagnetic heating device, the invention facilitates precise control of the temperature in the tire vulcanization process, and can provide stable thermal energy, which can not only shorten the vulcanization time in the machine, improve the production efficiency, but also greatly increase the uniformity of the tire vulcanization degree. The quality of the tires, and more importantly, the electromagnetic heating device replaces the original steam heating, and does not require a large amount of coal for combustion, which effectively reduces exhaust emissions and protects the ecological environment.

The invention discloses a balance cylinder system and a balance cylinder control method. The balance cylinder system according to an embodiment of the present invention includes a balance cylinder; an executing mechanism which is connected with the output end of the balance cylinder; a sensor which obtains the posture and/or the gravity component of the executing mechanism, wherein the output end of the balance cylinder outputs according to the posture and/or the gravity component. According to the balance cylinder system and the balance cylinder control method provided by the embodiment of the invention, the gravity influence of equipment in various postures can be balanced, so that the equipment is stable in operation, accurate in positioning and free of impact vibration.