66results about How to "Easy pressure adjustment" patented technology

The invention discloses batch calibration equipment and a batch calibration method for intelligent pointer-type pressure gages. The batch calibration equipment comprises a horizontal calibration platform, a horizontal testing pipe, a plurality of quick connectors for being installed on a plurality of calibration pressure meters respectively, two image acquisition devices which are located in front of the horizontal calibration platform, an image processing device, a pressurization device and a pressure regulation device which regulates pressure in the horizontal testing pipe. The batch calibration method comprises the following steps of: firstly, doing a preparation work before calibration; secondly, inputting and matching models of the pressure gages to be calibrated; thirdly, obtaining data of dial plate templates; fourth, acquiring and dividing images of dial plates, and detecting straight lines at which pointers are located; fifth, matching the templates; sixth, obtaining numberical reading of the pressure meters, and the numberical reading obtaining process comprises the following steps of: obtaining dial plate image information to be processed, matching binocular stereo-vision images and processing the data. The batch calibration equipment disclosed by the invention is reasonable in design, simple and convenient in use and operation, has a good use effect, and calibration efficiency and calibration accuracy of the pointer-type pressure gages are greatly improved.

The invention discloses a high-speed roll-pressing die-cutting rule mould frame, which comprises a frame structure, two upper bearing pedestals, two lower bearing pedestals, an upper main cutter roll, a lower anvil roll and a pressurization mechanism, wherein the frame structure consists of two side plates, a top plate and a base; the two side plates are correspondingly provided with longitudinal chutes; the two upper bearing pedestals are fixedly arranged on the two side plates; the lower bearing pedestals are arranged on the side plates and can slide along the chutes under the driving of the pressurization mechanism; the upper main cutter roll is arranged between the two upper bearing pedestals; and the lower anvil roll is arranged between the two lower bearing pedestals. On the contrary with the traditional cutter mould frame, the high-speed roll-pressing die-cutting rule mould frame is characterized in that an interval between an upper roll and a lower roll is controlled by regulating the lower anvil roll assembly to achieve the use requirement, so that the vibration possibility of the upper main cutter roll in the high-speed production process is eliminated, and the purposes of improving the use effect and prolonging the service life are achieved. Meanwhile, pressure brought by the condition that a cutter point bears the self weight of the main cutter roll can be automatically eliminated, the user situation of the cutter point can be further improved, and the service life is prolonged.

The invention relates to a rock-soil mass large size in-situ triaxial creep test system. The system includes an axial pressure loading subsystem, confining pressure loading subsystems and a background control computer. The axial pressure loading subsystem is disposed at the top of a to-be-tested cylindrical rock-soil mass test block and has a first displacement meter, and the axial pressure loading subsystem and the first displacement meter are connected to the background control computer respectively through a line; the side wall of the to-be-tested cylindrical rock-soil mass test block is wrapped with a rubber layer, the confining pressure loading subsystems disposed on the outer surface of the rubber layer and have a plurality of second displacement meters internally, and the confining pressure loading subsystems and the plurality of second displacement meters are connected to the background control computer respectively through a line; and the confining pressure loading subsystems are externally sleeved with a counter-force fixation frame module. The system provided by the invention has the advantages of simple structure and convenient use, in the test process, the rock-soil mass test block has sufficient deformation space and stable confining pressure, at the same time rock-soil mass creep deformation wholeness can be monitored in real time, and the measurement structure is accurate.

The invention relates to a detection device, and in particular relates to a gearbox detection device. The gearbox detection device comprises an inner rack and an outer rack, wherein a driving motor is fixedly arranged above the outer rack through a fastener; a spline housing is arranged below the driving motor, and a gearbox is connected with the driving motor through the spline housing; a hydraulic jack is arranged on the inner rack; a horizontal supporting plate is arranged above the hydraulic jack; the horizontal supporting plate can be fixed on the outer rack; a guide post is also welded on the inner rack; the guide post penetrates through the horizontal supporting plate; two load rollers are arranged on the horizontal supporting plate; the two load rollers are tangential to a driving wheel; and the driving wheel is positioned below the gearbox.

The invention discloses an initiating explosive device pressing system and method, and the system comprises a punch which is used for pressing an initiating explosive device; a pressing driving adjusting mechanism which is connected with the punch; a pressure monitoring module which is used for measuring pressure information of pressing of the initiating explosive device; and a control system which receives the pressure information and controls the operation speed of the pressure driving adjusting mechanism according to the pressure information. The pressure monitoring module is arranged below the initiating explosive device, so that the magnitude of pressing force borne by the initiating explosive device can be obtained in real time and fed back to the control system; the control system controls the servo electric cylinder executing pressing according to pressure information, the operation speed of the servo electric cylinder is adjusted, and different pressing forces are applied to the initiating explosive device, so that the pressing force borne by the initiating explosive device reaches the target pressing force, and accurate pressure control in the pressing process is achieved; and the pressure adjusting process is simple, and automatic integration can be achieved.

The invention discloses an automatic guided vehicle drive suspension device suspended below a vehicle frame; the automatic guided vehicle drive suspension device comprises a drive wheel set and a mount plate; the drive wheel set is fixed below the mount plate; two side edges of the mount plate are respectively fixedly provided with a side guard plate; the lower side angle of the side guard plate is hinged to the vehicle frame; a pressure regulator is transversely fixed on the mount plate, and can adjust the pressure applied to the vehicle frame. The invention also discloses an automatic guided vehicle having the drive suspension device; the pressure of the drive wheel set can be adjusted, thus effectively utilizing the vehicle frame chassis space.

A pressure balanced tank with stable pouring pressure for the liquid contained in it features that a buffer membrane is used to divide the internal cavity of tank body into an upper gas cavity with gas inlet and outlet having relative gas valves, and a lower liquid cavity with liquid inlet and outlet, and a membrane position indicating column with a lower end in contact with said buffer membrane passes through said gas cavity. It can quickly compensate the pressure loss caused by pouring liquid.

The invention discloses an integrated fiber F-P chamber pressure sensor. The integrated fiber F-P chamber pressure sensor comprises a barrel-like packaging casing (1), a pressure diaphragm (2) arranged in a packaging casing cylinder, a composite medium film (3) fixedly connected with the bottom end of the pressure diaphragm, and a fiber (6) which is level with a bottom plane of an end portion groove of an insertion core (5) and penetrates through the insertion core to stretch out of the bottom portion of the packaging casing, wherein the composite medium film (3) is just opposite to the top end groove of the insertion core axially, the pressure diaphragm (2) provided with a stress release hole structure is used for packaging the insertion core groove through the bonding technology to form an F-P resonant chamber, the insertion core and the pressure diaphragm are fixedly connected to form an integrated structure, and a circumferential connection fixedly-connected member (4) is assembled on the cylinder of the packaging casing (1) in an integrated mode. According to the integrated fiber F-P chamber pressure sensor, the insertion core provided with the top end groove and the pressure diaphragm are combined with the integrated F-P chamber through the bonding technology, subsequent laser welding and adhesive gluing technologies are saved, the thermal internal stress of a system is further reduced, and performance of the F-P chamber pressure sensor is improved.

The invention discloses a pipeline liquid pressure controller and a control method thereof. The controller comprises a single-chip microcomputer (SCM), a dual output switching power supply, a power supply switch, an ADC analog-digital conversion module, an RS485 communication interface, a working mode selection switch, a pressure setting selection switch, a pressure adjustment switch, a start-stop switch, an operation indicator light and a display module. The SCM is connected with a frequency converter through the RS485 communication interface. The frequency converter is connected with a variable frequency motor. The variable frequency motor controls the rotational speed of a medicine pump. A water outlet of the medicine pump is connected with a pressure sensor and a liquor pipeline separately. The pressure sensor is used to detect the pressure of the liquor in the liquor pipeline. An input end of the dual output switching power supply is connected with a single-phase power supply, and an output end of the dual output switching power supply is connected with the power supply switch. The power supply switch is connected with the pressure sensor and the SCM separately. The pressure sensor is connected with the SCM through the ADC analog-digital conversion module. According to the invention, the RS485 communication interface is used to control the work of the frequency converter, the communication distance is farther, the anti-interference ability is stronger, and the controller works more reliably.

The invention relates to an unloading one-way valve applied to a back flushing and dust cleaning system of a dust collector. The unloading one-way valve comprises a valve body as well as a one-way valve, a sequence valve and a reversing valve which are integrated on the valve body, wherein one end of the one-way valve is connected with an air compressor through an air intake pipe, and the other end of the one-way valve is connected with an air storage tank through an air exhaust pipe; the sequence valve is respectively communicated with the one-way valve and the steering valve; the reversing valve is connected with a silencer; when the unloading one-way valve works, the sequence valve sets pressure, namely the working pressure required for compressed air of the air storage tank; and when the compressed air output by the air compressor enables the compressed air in the air storage tank to reach the working pressure, the sequence valve is opened, the reversing valve is started by air flow, so that air is exhausted directly by the silencer, and air inflation to the air storage tank is stopped, and at the moment, the one-way valve is closed. Compared with the prior art, the unloading one-way valve disclosed by the invention has the advantages of simple structure, easy machining, high integration degree, small size, reliability, convenience for maintenance and the like.

The invention discloses a biomass gasification power generation apparatus, which comprises a screw feeder, a biomass gasification furnace, a cyclone dust removing device, a filter, a condenser, a hydrocyclone separator, a balance tank and a gas storage tank, wherein the screw feeder, the biomass gasification furnace, the cyclone dust removing device, the filter, the condenser, the hydrocyclone separator, the balance tank and the gas storage tank are sequentially connected, the gas storage tank is connected to a gas-fired boiler or a gas-fired generator set, or is directly connected to a gas supply user, an automatic residue discharge system is arranged below the biomass gasification furnace, a dry ash collection device is arranged below the cyclone dust removing device, a buffer membrane sheet is arranged inside the balance tank, a gas cavity is arranged above the buffer membrane sheet, a liquid cavity is arranged below the buffer membrane sheet, and the liquid inlet position of the liquid cavity is provided with a liquid pressure adjustment device. According to the present invention, various components are sequentially connected, the structure is simple and reasonable, and the balance tank is additionally arranged in front of the gas storage tank to balance the gas pressure in the gas storage tank, such that the gas input and output is ensured.

The invention discloses a grinding device of an automobile muffler lifting hook. The grinding device comprises a bottom plate, wherein a left vertical plate and a right vertical plate are arranged atthe left end and the right end of the upper surface of the bottom plate in parallel, the upper ends of the left vertical plate and the upper end of the right vertical plate are fixedly connected withthe left end and the right end of the lower surface of a transverse plate respectively, the middle position of the lower surface of the transverse plate and the upper end of an electric cylinder are fixedly connected through a fixing frame, a pressure sensor is fixed at the lower end of the electric cylinder, the side surface of the pressure sensor is connected with an elastic device, the lower end of the elastic device is fixedly connected with the middle position of the upper surface of the mounting plate, the elastic device enables a polishing disc to adjust the pressure of the automobile muffler lifting hook conveniently, and the grinding effect of the automobile muffler lifting hook is guaranteed; a fixing ring is used for preventing grinding powder from splashing, and the health of workers is guaranteed; and guide rods are used for preventing torque generated by a servo motor from damaging the electric cylinder and the elastic device, so that the grinding device of the automobilemuffler lifting hook is ensured to be used normally.

The invention discloses a movable switch knife, relating to the manufacturing technical field of middle-high voltage electrical appliances. The movable switch knife comprises a left movable knife voltage balancing element, a right movable knife voltage balancing element, a left movable knife, a right movable knife, a movable knife supporting element, a movable knife pin, a movable knife connecting lever, a connecting bolt, a fastening nut and a disk spring, wherein the left and right movable knife voltage balancing elements are in hemispherical structures and have a plurality of holes, a plurality of holes in one-to-one correspondence to the left and right movable knife voltage balancing elements are formed in the left movable knife and the right movable knife, the movable knife supporting element is installed between the left movable knife and the right movable knife, and the movable knife connecting lever is used for connecting the left movable knife with the right movable knife through the movable knife pin; and the connecting bolt, the fastening nut and the disk spring are arranged in the left and right movable knife voltage balancing elements. The disk spring is composed of a plurality of pieces; and the left and right movable knife voltage balancing elements are riveted into a whole with the left movable knife and the right movable knife. The movable switch knife can be used for solving the problems of liable insulation flashover, bad insulation strength, poor environmental adaptability and severe partial discharge.

The invention discloses a production method and a production system for health-protection lycopene oil, belonging to the field of edible oil production. The production method comprises the following steps of (1) preheating part of raw oil, and preliminarily mixing the rest raw oil and lycopene powder or a lycopene extract; (2) mixing the preheated raw oil and the preliminarily mixed mixture again, and performing pressure vibration and pressure stirring; (3) extracting the mixture; (4) separating the extracted mixture to obtain the health-protection lycopene oil; (5) cooling the obtained health-protection lycopene oil and conveying the health-protection lycopene oil into a filling line. The invention also discloses the production system for the lycopene health-protection oil. The production method and the production system are simple in technology, high in production efficiency, safe and reliable; the physical characteristics that the lycopene is easy to oxidize, needs to be kept in a dark place and is low in heat stability are fully considered, so that the loss of the lycopene during processing is reduced to the maximum extent.

The invention provides an intelligent conveying system of a particle pump. The intelligent conveying system is characterized by comprising a piston pump, a liquid inlet pipeline, a liquid outlet pipeline, a material receiving barrel and a hydraulic system, wherein the piston pump is provided with at least one liquid inlet and at least one liquid outlet, the liquid inlet pipeline communicates with the liquid inlet of the piston pump, one end of the liquid outlet pipeline communicates with the liquid outlet of the piston pump, and the other end of the liquid outlet pipeline stretches into the material receiving barrel; a first switch is arranged on the liquid inlet pipeline, and a pressure detection device, a throttling valve and a second switch are arranged on the liquid outlet pipeline; and the hydraulic system comprises a hydraulic cylinder and a hydraulic station, the hydraulic station comprises a PLC, a variable frequency motor and a hydraulic pump, the PLC is electrically connected with the variable frequency motor, the variable frequency motor is electrically connected with the hydraulic pump, the hydraulic pump is connected with the hydraulic cylinder, and the hydraulic cylinder is connected with the piston pump. By means of the intelligent conveying system of the particle pump, materials can be effectively protected and conveyed without damage, and the intelligent level is high. The invention further provides a test run method of the intelligent conveying system of the particle pump.

The invention relates to the technical field of industrial label shearing and provides an industrial label shearing system which comprises a rack. The rack is provided with a channel for industrial labels to pass through. A feeding side and a discharging side of the rack are arranged on the head side and the tail side of the channel. The system further comprises a first conveying mechanism, a second conveying mechanism, an electromagnetic pressing mechanism and a shearing mechanism, wherein the first conveying mechanism is used for guiding the industrial labels to be shorn into the channel from the feeding side, the second conveying mechanism is used for guiding the shorn industrial labels out of the channel from the discharging side, the electromagnetic pressing mechanism is used for stabilizing the industrial labels in the shearing process, and the shearing mechanism is used for shearing the two connected industrial labels. The first conveying mechanism, the shearing mechanism and the second conveying mechanism are sequentially arranged in the direction from the head side to the tail side of the channel. According to the system, the first conveying mechanism, the second conveyingmechanism, the electromagnetic pressing mechanism and the shearing mechanism cooperate to cut the industrial labels, the working efficiency is improved, and the labor cost is further reduced.

The invention provides a novel lateral positioning clamping device. The device is installed in a T-shaped groove of a machine tool workbench in a matched mode, and comprises a lever type clamping block, wherein a locking screw hole and an adjusting screw hole are formed in the middles of the left end and the right end of the lever type clamping block in the vertical direction correspondingly, a clamping tooth surface is arranged outside the upper portion of the left end of the lever type clamping block, rotating supporting blocks are symmetrically arranged at the bottoms of the front side andthe rear side of the lever type clamping block, and a locking screw and a pressure adjusting screw are in threaded connection with the locking screw hole and the adjusting screw hole respectively. Compared with the prior art, the device has the beneficial effects that the side surface of a plate type workpiece can be quickly and effectively fixed and locked, the surface machining of the plate workpiece is not affected, the machining working efficiency and the machining surface quality of the plate workpiece are improved, and the labor intensity is alleviated.

The invention discloses an integrated fire-retardant breather valve capable of adjusting breather valve pressure, which comprises a breather valve body, the bottom of the breather valve body is fixedly communicated with a flange, one side of the breather valve body is communicated with a fire-retardant element, a replacement mechanism is arranged in the fire-retardant element, and the top of the breather valve body is fixedly connected with a valve cover through a bolt. The top of the valve deck and the interior of the breather valve body are provided with pressure adjusting mechanisms. According to the integrated fire-retardant breather valve capable of adjusting the pressure of the breather valve, the pressure adjusting mechanism is arranged, a pressing plate is rotated to be pressed downwards, so that an adjusting plate is rotated from a first adjusting groove to a pressing groove and slides downwards till a second adjusting groove is clamped, and adjustment of the pressure of the breather valve through external operation is achieved; according to the breather valve, the traditional step of disassembling the valve disc is avoided, so that the pressure is more convenient to adjust, and the step of stopping the work of the breather valve is reduced, so that the use efficiency of the breather valve is improved.