49results about How to "Precise pressure control" patented technology

The utility model relates to the technical field of pressure maintaining equipment. The utility model relates to a fingerprint module bending pressure maintaining device, in particular to a fingerprint module bending pressure maintaining device which comprises an operation table, a pressure maintaining device and a pressure maintaining device. The upper end of the mounting table is provided with a fixing position used for fixing a bending jig, the mounting table is connected with the horizontal driving mechanism, and the horizontal driving mechanism drives the mounting table to move between a feeding position and a pressure maintaining position; the in-place detection mechanism is arranged on the operation table so as to detect whether the mounting table is located at a feeding position or a pressure maintaining position or not; and the pressing plate is arranged above the pressure maintaining position and is in transmission connection with the vertical driving mechanism. According to the fingerprint module bending and pressure maintaining device, the pressure maintaining pressure and the pressure maintaining time can be accurately controlled, the viscosity of a double-faced adhesive tape can be completely activated when bent steel sheets are bonded by accurately controlling the pressure maintaining pressure and the pressure maintaining time, and the hidden danger that the bonding quality of the steel sheets is loosened is reduced.

The application discloses a leveling device and method for bridge support assembly and belongs to the technical field of bridge support assembly; the leveling device comprises a supporting frame, a conveyor and a pressure applying and leveling assembly; the pressure applying and leveling assembly applies pressure through a leveling oil cylinder, then height adjustment and state detection are realized with the help of the leveling oil cylinder and a distance sensor, and a pressure sensor is arranged between the leveling oil cylinder and a horizontal fixing plate to monitor pressure; manual operation is replaced by mechanical automation, the efficiency of bridge support assembly is remarkably improved, accurate measurement and control are realized through the sensor, human errors are avoided, leveling precision and assembly quality are improved, human cost and labor intensity are reduced, and reliable guarantee is provided for bridge support assembly.

The utility model discloses a silk screen printing machine convenient to remove, include: mobile box, top fixed support, top fixed support installs at the top of mobile box, the top fixed support on the sliding setting is limited slide, the utility model has the beneficial effect is: equipment bottom integrated liftable mobile wheel, drives the adjustment screw through servo motor, drives the inner sliding board along no.

This utility model discloses a movable base for a lifting platform, relating to the field of lifting platform mobility technology. It includes a base with a support frame movably connected to one side, a tire fixedly connected to the bottom of the base, and a support assembly at the bottom of the base. The support frame includes a connecting block, one side of which is fixed to one side of the base. Upon activation of the support frame, the support frame drives a transmission rod to move within the connecting block, thereby causing a limiter and a fixed column to move synchronously. At this time, the adjusting screw rotates, and using a threaded structure, the fixed column drives the adjusting column to move up and down along its inner wall. The adjusting column then drives the support base plate to move downwards, causing the support base plate to tightly press against the ground and achieve stable fixation. This process, through mechanical linkage and threaded adjustment, precisely controls the position and pressure of the support base plate, providing reliable support for the overall equipment, effectively enhancing equipment stability, reducing the risk of shaking and displacement, and ensuring normal equipment operation.

The utility model discloses a kind of slurry flow control system for shield machine and shield machine with it, comprising: the slurry cabin of being laid in the shield body of shield machine, and the transition cabin, grouting system and slurry discharge system of being laid outside shield machine, and air pressure control system. Transition cabin is equipped with liquid level detector for detecting the liquid level in it and first pressure detector for detecting the pressure in it, and transition cabin is connected with air pressure control system to adjust the air pressure in it, and transition cabin is also connected with slurry cabin, to control slurry cabin pressure by slurry pressure and air pressure in transition cabin, and then make slurry cabin pressure match face water and soil pressure. Transition cabin and slurry cabin are also connected with grouting system to inject slurry respectively, and slurry cabin is also connected with slurry discharge system to discharge slurry outward. The new system can ensure the stability of liquid level and air pressure in transition cabin, and then control the stability of slurry cabin pressure, so that slurry cabin pressure matches face water and soil pressure.

The utility model discloses a gas-liquid separator and a corresponding compressed air system, and the gas-liquid separator comprises a primary gas-liquid separation column, a secondary gas-liquid separation column and a secondary gas-liquid separation column, the second-stage gas-liquid separation column is parallel to the first-stage gas-liquid separation column and is provided with a gas outlet pipeline; the liquid conveying pipe is communicated with the first-stage gas-liquid separation column and the second-stage gas-liquid separation column; the first gas conveying pipe is higher than the liquid conveying pipe and is communicated with the first-stage gas-liquid separation column and the second-stage gas-liquid separation column; the position of the second gas conveying pipe is higher than that of the first gas conveying pipe, and the first-stage gas-liquid separation column and the second-stage gas-liquid separation column are communicated; the first waterproof net is arranged in the first-stage gas-liquid separation column and is higher than the gas inlet pipeline; the second waterproof net is arranged in the second-stage gas-liquid separation column and is higher than the first gas conveying pipe and lower than the second gas conveying pipe; and the third waterproof net is arranged in the second-stage gas-liquid separation column and is higher than the second gas conveying pipe. The gas-liquid separation device has the advantages that the gas-liquid separation effect can be effectively achieved in time, and facility faults caused by the fact that liquid water rushes upwards along with air in gas equipment are avoided.

This invention discloses a smart meter durability testing device, belonging to the field of meter testing technology. It includes a test stand, on which a simulation test unit, a tightening variable control unit, and a data observation unit for detecting test results are installed. This invention uses high and low temperature testing, damp heat cycling testing, and salt spray corrosion testing modules in the simulation test unit to simultaneously simulate multiple extreme environments, accurately assessing the durability of the meter under complex operating conditions. Through a magnetically controlled connector combined with a tightening motor, the tightening stroke and pressure of the terminal screws can be precisely controlled, thereby exploring the impact of different tightening forces on the durability of the smart meter's terminals. A digital display power monitor synchronously records power consumption with the smart meter, directly comparing the test data with the actual value to quickly identify metering deviations. A camera periodically captures data from the display screen, tracking the meter's performance changes at different test stages and accurately locating the time point of failure.

The utility model relates to an efficient movable graphene filter pressing device. The filter pressing device comprises a frame, a pneumatic control unit, a filtering assembly and a moving assembly, the frame comprises a bottom panel, a middle supporting plate and an outer frame; the pneumatic control unit comprises a supporting pneumatic triple piece, a reversing valve, an air cylinder, a floating connector, an ejector block and a push disc. The ejector block is fixed to the bottom of the air cylinder, the ejector block pushes the push disc, the pneumatic triple piece, the reversing valve and the air cylinder are installed on the outer frame, and the filtering assembly comprises a filtering barrel, a filtering plate, a guide cover and a waste liquid collecting barrel; the filter plate is installed at the bottom of the filter barrel, the guide cover is located between the filter plate and the waste liquid collecting barrel, the filter barrel is detachably installed on the middle supporting plate, and the waste acid collecting barrel is placed on the bottom panel. The structure is more optimized, the floating joint compensates installation errors, and the system stability is improved; the safety is good; the filter plate is matched with the guide cover, so that the filter plate is quickly disassembled and assembled, and the maintenance cost is reduced; and the equipment can move and is good in stability.

The application relates to a purging device for a liquid preparation system and relates to the technical field of medicine liquid preparation. In order to solve the problem that a traditional purging device cannot completely purge, the purging device comprises a conveying pipeline, the inlet end of the conveying pipeline is provided with a compressed air supply source, the outlet end of the compressed air supply source is sequentially and serially provided with a pressure reducing valve and an electric heater along the conveying pipeline, a plurality of heating modules are arranged in the electric heater, the plurality of heating modules are vertically stacked along the height direction of the electric heater, a heating channel is formed in the electric heater from bottom to top, and a temperature gradient from low to high is formed when the compressed air flows through the heating channel. The application has the effects of effectively stripping the residual moisture on the surface of the system, improving the removal rate of the residual moisture and solving the microbial pollution risk caused by incomplete purging.

The utility model relates to a tension device of a slitting machine, which comprises an upper pressing plate and a lower pressing plate, a copper strip is pressed in the upper pressing plate and the lower pressing plate from the upper side and the lower side, the lower pressing plate is arranged on a base, and an upper tension support is arranged on the base. The upper pressing plate is arranged at the end of a push rod of the first servo electric cylinder, a guide shaft penetrating through the horizontal plate in a sliding mode is arranged at the upper end of the upper pressing plate, and wool felts are arranged on the opposite sides of the upper pressing plate and the lower pressing plate respectively. The first servo electric cylinder drives the upper pressing plate to move up and down, the pressure of the upper pressing plate and the lower pressing plate on the copper strip can be accurately controlled, manual adjustment is not needed, and therefore adjustment of the tension of the copper strip is achieved.

An oxygen-enriched gas system, comprising a low-pressure oxygen inlet manifold, the low-pressure oxygen inlet manifold being connected with a plurality of single-system inlet pipes, the single-system inlet pipes being connected with a mixer, the mixer being further connected with a single-system fan; a total cut-off valve, a total pipe pressure gauge and a total pipe temperature gauge are arranged on the low-pressure oxygen inlet manifold; a single-system cut-off valve, a Venturi flowmeter and a single-system regulating valve are arranged on the single-system inlet pipe. The oxygen-enriched gas system is provided, the total cut-off valve, the total pipe pressure gauge and the total pipe temperature gauge are arranged on the low-pressure oxygen inlet manifold, the single-system cut-off valve, the Venturi flowmeter and the single-system regulating valve and other components are arranged on the single-system inlet pipe, and the intelligent linkage is realized by cooperating with a main controller, the flow and the pressure can be accurately regulated and controlled, the oxygen temperature and the oxygen concentration are monitored in real time, and the interlocking protection is realized when the abnormality occurs.

This utility model relates to the field of filter cloth cleaning technology, and proposes a gypsum cleaning device for a dewatering machine and a dewatering machine. The gypsum cleaning device for the dewatering machine includes: a scraper, a crossbeam, a fixed side plate, a main beam, and turnbuckles; the scraper is fixedly connected to the crossbeam, the crossbeam is rotatably mounted in the fixed side plate, and the fixed side plate is fixedly connected to the main beam; swing arms are fixedly connected to both ends of the crossbeam, each swing arm is fixedly connected to a chain, each chain is connected to a torsion spring through a turnbuckle, and each torsion spring is mounted on the main beam; a conveyor roller is rotatably mounted on the main beam, and a filter cloth is placed on the conveyor roller; the torsion springs indirectly apply an elastic force to the crossbeam to rotate it until the scraper and the filter cloth are in contact. With the cooperation of the swing arms, chains, and turnbuckles, this device achieves automatic adjustment of the distance between the scraper and the filter cloth. It can precisely control the angle and pressure of the scraper, allowing solid gypsum to separate smoothly from the surface of the filter cloth, effectively preventing damage to the filter cloth due to excessive local pressure.

The utility model relates to the technical field of die bonders, in particular to a die bonding mechanism, which comprises an adjusting assembly, a ZR motor fixed on the adjusting assembly, a die bonding arm fixed at the position of the output end of the ZR motor, an adsorption assembly rotatably mounted on the die bonding arm, and a fixing assembly fixed at the position of the output end of the ZR motor, the output end of the ZR motor drives the adsorption assembly to rotate on the die bonding arm, and the ZR motor can drive the vertical movement of the die bonding arm and the rotation of the adsorption assembly at the same time, thereby simplifying the overall structure of the die bonding mechanism, reducing the mechanical inertia, and more accurately controlling the vertical position of the die bonding arm and the rotation angle of the adsorption assembly. Therefore, the positioning of the wafer in the adsorption, transfer and placement process is more accurate, the die bonding quality and the product yield are improved, the position of the adsorption assembly connected with the adjusting assembly can be finely adjusted by the adjusting assembly, different die bonding process requirements and working scenes are adapted, and the die bonding mechanism has higher universality and flexibility.

The utility model relates to the technical field of jeans processing, and particularly discloses a jean crumpling forming device which comprises a mounting base and a supporting column, the supporting column is mounted on the top face of the mounting base, a mounting plate is mounted on the side wall of the supporting column, a hydraulic telescopic rod is mounted on the mounting plate, and a first mounting frame is mounted at the telescopic end of the hydraulic telescopic rod. A second mounting frame is mounted on the side wall of the supporting column, an extension block is mounted on the side, away from the supporting column, of the second mounting frame, a wrinkle piece is mounted in an inner cavity of the first mounting frame in a matched mode, another wrinkle piece is mounted in an inner cavity of the second mounting frame, and limiting assemblies are symmetrically mounted on the first mounting frame and the second mounting frame; according to the denim crumpling forming device, the crumpling piece, the first mounting frame and the second mounting frame are arranged, and in the using process of the denim crumpling forming device, through mutual matching of the structures, the effects that pressure and the crumpling shape can be accurately controlled, it is ensured that uniform and fine crumples are formed on thin fabric, and the product attractiveness and the design feeling are improved are achieved.

The utility model provides a textile machinery tension rake device with controllable tension, which relates to the technical field of textile machinery and comprises a tension mechanism, the tension mechanism comprises a rake body part, a non-return part and a cavity, the rake body part is arranged in the cavity in a sliding manner, the non-return part is connected onto the rake body part through an elastic piece, and the cavity is connected with the rake body part. The non-return part slides in the cavity, and the multiple tension mechanisms are transversely arranged. The elastic piece applies pressure to the rake body part, the sliding distance of the non-return part is used for controlling the pulling force, when the external force acting on the shaft pressing motion of the pressure control mechanism disappears, the non-return ratchet and the trapezoidal tooth are meshed with each other to prevent the non-return part of the rake from returning, and the pulling force is kept; the downward pulling force of the rake non-return part on the rake body part is reduced due to the downward movement of the fabric, the pressure control mechanism does work again and circulates in this way, and the rake downwards pulls the fabric to a designated position and then the required rake is selected by the ascending selection mechanism to ascend as a cycle.

The utility model discloses a kind of thin oil lubrication stations for screw press, including lubrication station body, oil back filtration unit, oil cooling unit and oil delivery unit;Lubrication station body is used to install and fix other functional units;Oil back filtration unit includes first filter, oil return tank, sediment tank, oil tank, oil supply tank and filter screen, oil enters oil return tank after being filtered by first filter, and flow into sediment tank to deposit by pipeline at the bottom of oil return tank, when oil overflow, enter oil tank after being filtered by filter screen set at the top of sediment tank, oil in oil tank is pumped into oil supply tank after being cooled by oil cooling unit;The oil delivery unit includes first motor pump group and second motor pump group;The first motor pump group pumps the oil in oil tank into oil cooling unit, and flows into oil supply tank after being cooled;The second motor pump group includes a plurality of second pump groups, and the plurality of second pump groups respectively deliver the oil in oil supply tank to each lubrication point of screw press.

The invention relates to a starting method of a fuel cell system and a vehicle with the fuel cell system. Comprising the following steps: in response to a starting instruction, acquiring the temperature of a cooling liquid outlet of a galvanic pile, heating the galvanic pile through a cooling liquid loop when the temperature is lower than a preset temperature, controlling a hydrogen loop and an oxygen loop of the fuel cell system to be in corresponding working states, and controlling a second output end and an air bypass valve to be in an open state, the first output end and the third output end are in a closed state, one end of the air bypass valve is connected with the output end of the intercooler, and the other end of the air bypass valve is connected with the oxygen output end of the electric pile; and obtaining the temperature of the output end of the air compression assembly and the hydrogen outlet temperature of the electric pile, and controlling the fuel cell system to start according to the temperature of the output end of the air compression assembly and the hydrogen outlet temperature. Therefore, the problems that in the prior art, the heating efficiency is low, the energy loss is large, the local temperature difference is too large, and cooperative regulation and control over the hydrogen and the air side are lacked are solved, and the safe, rapid and energy-saving cold start process is achieved.

This utility model relates to a MOS transistor forming fixture, comprising a fixed base, a product placement platform connected to one side of the fixed base, a plurality of forming grooves for placing products on the product placement platform, clamping components for clamping products connected within the forming grooves, and lower forming blocks connected within the forming grooves. A vertical plate is connected to the other side of the fixed base, and a fixed top plate is connected to the top of the vertical plate. A forming drive device is connected to the fixed top plate, and the drive shaft of the forming drive device passes through the fixed top plate and is connected to one end of a pressure rod. The other end of the pressure rod is connected to a forming pressure plate via a pressure sensor. A plurality of upper forming blocks are connected to the bottom surface of the forming pressure plate, and the upper and lower forming blocks are opposite each other and arranged in a one-to-one correspondence. This utility model can improve work efficiency.

The invention relates to the technical field of semiconductor composite materials, and discloses a nano semiconductor composite material and a preparation method and application thereof, the nano semiconductor composite material comprises a substrate, a transition metal nitride buffer layer and a co-doped aluminum nitride single crystal film; the transition metal nitride buffer layer is deposited on the surface of one side of the substrate, and the co-doped aluminum nitride single crystal film grows on the side, away from the substrate, of the transition metal nitride buffer layer; from the whole scheme of the invention, through the synergistic effect of the component design and the process steps, the nano semiconductor composite material realizes breakthrough in multiple performance dimensions. The transition metal nitride buffer layer is combined with the co-doped structure, so that the problem that the crystallization quality and the electrical property of a traditional AlN-based material are difficult to consider at the same time is solved; through precise regulation and control of substrate pretreatment and each layer growth process, the defect problem caused by interface mismatch is effectively relieved, and the overall stability of the material is improved.

The utility model provides an automatic corner connector press-fitting device for a photovoltaic panel frame, which relates to the technical field of photovoltaic panel frames and comprises an equipment base, a top seat is arranged at the top of the equipment base, two linear optical shafts are arranged between the equipment base and the top seat, a moving seat is arranged between the two linear optical shafts, and a pressing plate is arranged on the moving seat. A plurality of mounting cavities are formed in the bottom of the moving seat, elastic press-fitting assemblies are arranged in the mounting cavities, the elastic press-fitting assemblies are used for conducting pressure maintaining operation when the moving seat is pressed downwards, damage to products is prevented, and through cooperative work of an automatic lubricating assembly, an oil storage chamber, an oil pump, an oil inlet pipe and an output pipe, the product quality is improved. Lubricating can be continuously provided for the connecting position of the movable base and the linear optical shaft, friction is effectively reduced, part abrasion is reduced, the operation stability of the device is greatly improved, press-fitting precision is guaranteed, frequent shutdown and maintenance due to abrasion are avoided, and production efficiency is improved.

This utility model discloses a cranial flap resuscitation and perfusion device, including a workbench with a platform plate fixedly connected to the top of the workbench; a perfusion mechanism is provided on the top of the platform plate, and a sealing component is provided inside the perfusion mechanism; wherein, the perfusion mechanism includes an insulated box fixedly installed on one side of the top of the platform plate, and an inner liner is embedded in the inner side of the insulated box, and a liquid addition pipe is fixedly connected between the top of the insulated box and the inner liner, thereby enabling precise control of the temperature, flow rate and pressure of the perfusion fluid, simulating the human physiological environment, providing good resuscitation conditions for the isolated cranial flap, effectively maintaining the activity of cranial flap bone cells, improving the survival rate of cranial flap after reimplantation, reducing the incidence of postoperative complications such as bone flap necrosis and infection, greatly improving the efficiency of cranial flap repair and cleaning, and reducing the workload of staff.

The utility model discloses a device for testing the friction force between a piston rod and a guider of a shock absorber, which comprises a shock absorber cylinder barrel, a piston assembly, a guider, a floating piston, a fixed barrel, a connecting nut and a data acquisition system, and is characterized in that the shock absorber cylinder barrel is used for storing a liquid medium and simulating the internal environment of the shock absorber; the piston assembly comprises a piston rod and can reciprocate along the shock absorber cylinder barrel, the guiders are fixed to the two ends of the shock absorber cylinder barrel to guide and seal the piston rod, the floating piston adjusts the pressure in the shock absorber cylinder barrel through the inflation system, the fixed barrel is matched with the movement range of the piston rod, and the connecting nut is used for being connected with external testing equipment. The data acquisition system monitors displacement, speed and damping force parameters in real time, interference of other parts in the shock absorber is isolated through modular design, and independent testing of a piston rod and a guider friction pair is achieved. The shock absorber cylinder simulates the real working condition, the pressure environment can be dynamically adjusted through combination of the floating piston and the inflation system, and the problem that an existing pressure condition is single is solved.

This utility model relates to the field of vacuum coating technology, and more particularly to an intelligent controllable gas filling device for a vacuum coating machine. The utility model provides an intelligent controllable gas filling device for a vacuum coating machine, including a housing, a chamber door, placement racks, coating components, a fixing pipe, and connecting pipes. The chamber door is rotatably connected to the housing. Multiple placement racks are evenly spaced inside the housing. Coating components are symmetrically installed on the left and right sides of the housing. A fixing pipe is installed on the left side of the housing, and connecting pipes are symmetrically connected to the bottom of the fixing pipe. This device, through the use of a spiral plate and impeller structure, allows multiple gases to undergo multiple mixing processes before entering the vacuum chamber, significantly improving the uniformity of gas mixing and effectively solving the problem of unstable coating performance caused by uneven gas mixing in traditional gas filling devices.

The utility model discloses a kind of air compressor constant pressure automation control system, technical scheme is as follows: including multiple air compressor gas supply unit, multiple air compressor gas supply unit is connected with gas storage tank, gas storage tank is connected with the ash conveying branch pipe of ash bin and the cooling pipe of camera respectively by gas supply main pipe, multiple ash conveying branch pipe is installed with the pressure detector of the electrical connection of PLC controller, ash blowing valve, ash conveying branch pipe is provided with the loose system connected with gas supply main pipe in ash bin connecting place, cooling pipe is installed with the pressure detector of the electrical connection of PLC controller, cooling valve, the utility model is in real time by PLC controller Monitoring each ash conveying and camera cooling pipe branch pressure and linkage control air compressor gas supply unit and valve device, effectively solve the technical problem that ash conveying branch pipe is blocked and camera cooling pressure is unstable, with The advantage that multiple branch pressure accurate regulation and control and system collaborative control are realized.

The application provides a portable moraine sampling and preserving device and method, which comprises a supporting frame, a heat-preservation sampling mechanism, a refrigerating box and a controller, the heat-preservation sampling mechanism is rotationally connected to the supporting frame, the heat-preservation sampling mechanism comprises a shell, a sampling sleeve and a sampling pusher; the sampling sleeve is axially slidably connected in the shell, one end of the sampling pusher is fixedly connected to the shell, and the other end of the sampling pusher extends into the shell and is detachably connected with the end of the sampling sleeve, and the refrigerating box is internally provided with a sample cavity for accommodating the sampling sleeve. The sampling pusher is used to drive the sampling sleeve to axially drill and sample, instead of traditional manual excavation and a thin-wall soil sampler, so that the disturbance to the original structure and stress state of the moraine is greatly reduced, the representativeness of the soil sample is improved, and the pore ice is prevented from being damaged due to extrusion.

This invention discloses a laminated glass thickness measuring device, comprising: a reference probe and a sensing probe disposed within a measuring area. The reference probe is positioned above a conveyor roller, and the sensing probe is positioned between two adjacent conveyor rollers, corresponding vertically to the reference probe. Both the reference probe and the sensing probe have eddy current sensors on their backs for detecting their displacement. When the laminated glass enters the measuring area, it pushes the reference probe and the sensing probe upwards or downwards. The laminated glass thickness measuring device proposed in this application obtains the true thickness of the laminated glass by measuring the initial distance and displacement between the reference probe and the sensing probe. This prevents thickness measurement deviations caused by indirect encoder measurement and mechanical transmission errors, achieving precise control of the laminated glass pressing process and avoiding issues such as bubbles, delamination, uneven thickness, and cracking, thus ensuring the quality of the laminated glass pressing.

The utility model relates to mechanical engineering technical field discloses the gluing and pressing device for corrugated paper production, including processing board, the right side of the top of processing board is provided with the pressing mechanism, the pressing mechanism is used for pressing to corrugated paper, the left side of the top of processing board is provided with the coating mechanism, the coating mechanism is used for gluing to corrugated paper, the pressing mechanism includes fixed plate no.

The utility model relates to the technical field of wire pressing wheels, in particular to a stainless steel wire pressing wheel mechanism which comprises a supporting plate. The device further comprises line pressing wheel side plates and wedge-shaped sliding blocks, an adjusting cavity is formed in the surface of the supporting plate, the interior of the adjusting cavity is rotationally connected with a first bidirectional threaded rod, the two ends of the outer side of the first bidirectional threaded rod are symmetrically connected with movable bases in a threaded mode, the front ends of the movable bases are rotationally connected with the line pressing wheel side plates, and the front ends of the line pressing wheel side plates are fixedly connected with wheel bases. Through the use of the wire pressing wheel side plates and the wedge-shaped sliding blocks, the two-way threaded rod II rotates, the wedge-shaped sliding blocks are driven to do relative movement and move by the same distance, the groove type size is changed by adjusting the distance between the two wedge-shaped sliding blocks so as to adapt to stainless steel wires with different diameters, the universality and the flexibility are improved, and the production efficiency is improved. The machine halt adjustment time required for changing the specifications of the wires is shortened, the production efficiency is improved, the overall wire pressing structure is high in automation degree and stability, and the machining quality is improved.

This invention provides a high-pressure heating device for water purifiers, comprising a sealed tank, an inlet pipe, an outlet pipe, a heating element, a baffle plate, a temperature sensor, a level switch, and a vent pipe. By combining a sealed high-pressure heating method with a buffer cavity design, it solves the problem of insufficient boiling point in traditional water purifiers due to altitude and pressure limitations, raising the boiling point of water to 100℃ or higher, achieving true boiling at high temperatures. The cavity above the tank absorbs the volume of liquid expansion, reducing long-term pressure and improving sealing reliability. Multi-point monitoring and intelligent control ensure precise regulation of water temperature, level, and pressure, providing users with instant boiling water and enhancing the user experience. This invention has a reasonable structure, is safe and reliable, and is suitable for various water purifier products.

This utility model belongs to the field of lifting clamp technology, specifically disclosing a lifting clamp for a steel rolling mill, including: an assembly ring, a first connecting rod, a first rotating frame, a first gripper, a first limiting rod, and a limiting frame; a protective component, which includes a first fixed frame, a first rotating rod, a chain, a second fixed frame, and a second rotating rod. The first fixed frame is fixed to one side of the limiting frame, the first rotating rod rotates and passes through the interior of the first fixed frame, the chain passes through the lower end of the first rotating rod, the second fixed frame is fixed to the other side of the limiting frame, the second rotating rod rotates and passes through the interior of the second fixed frame, a fixing hole is opened at the lower end of the second rotating rod, and a fixing rod passes through the fixing hole; one end of the fixing rod has a slot. This utility model has the advantage of ensuring that the workpiece is securely fixed to the lifting clamp during the lifting process, greatly reducing the risk of safety accidents caused by workpiece slippage or shaking, and improving the safety of workpiece lifting.