38results about How to "Precise air pressure control" patented technology

The embodiment of the invention discloses a batch transfer device and a transfer method of a microchip. The batch transfer device comprises a loading mold which comprises a loading area and a non-loading area located at the edge of the loading area. A plurality of chip adsorption holes formed in an array arrangement on the mounting region; An outer cover formed on the non-loading area, a chamber formed between the outer cover and the loading mold; An air suction hole and an air charging hole formed on the outer cover; An air suction device, wherein an input port of the air suction device is sealingly connected with the air suction hole for extracting gas from the chamber; An outlet of the inflation device is sealingly connected to the inflation hole for inflating the chamber. The technicalproposal provided by the embodiment of the invention achieves the purpose of accurately controlling the air pressure in the chamber by pumping and inflating the chamber formed between the outer coverformed on the non-loading area and the loading mold, and greatly improves the accuracy of bulk transfer of a large amount of microchips to be transferred.

The invention relates to a chain plate type flexible finger, and belongs to the technical field of application of robots and electromechanical integration. The chain plate type flexible finger which is a manipulator comprises chain plate type frameworks, a pneumatic elastic corrugated tube artificial muscle, plastic ring frames and the like. Axial expansion of the elastic corrugated tube artificial muscle is constrained by the chain plate type frameworks, accordingly, elastic force of tension springs can be overcome, the chain plate type flexible finger can be bent, one or a plurality of chainplates can be in compliance contact with grabbed objects, and grasping-state contact force can be generated. The chain plate type flexible finger can be controlled by high-speed switch valves, accordingly, the air pressures of inner cavities of the elastic corrugated tube artificial muscle can be accurately controlled, and the requirements on perpendicularly grabbing cylindrical, square, spherical and ellipsoidal objects and the like or the requirements on horizontally grabbing spherical, cylindrical and square objects and the like can be met. The chain plate type flexible finger has the advantages that the chain plate type flexible finger is good in flexibility and adaptability and simple in structure, can be reliably used and can adapt to change of the shapes and vertical and transverseplacement of the grabbed objects; the chain plate type flexible finger can be connected with robot bodies and is particularly applicable to the field of production and logistics for grabbing and sorting food, agricultural products and light industrial products and the like.

The invention relates to a high pressure gas source inflating method and a differential pressure airtightness detector based on the inflating method. The inflating method includes (1) arranging a first valve, a gas tank and a second valve connected in sequence between a high pressure gas source and a work piece; (2) opening the first valve and closing the second valve so as to enable the high pressure gas source to inflate the gas tank; (3) closing the first valve and opening the second valve so as to enable the gas tank to inflate the work piece; (4) opening the first valve and the second valve in an alternating manner so as to enable the pressure of gas of the work piece inflated by the high pressure gas source via the gas tank to reach a preset gas pressure. According to the invention,gas can be inflated into the work piece accurately, so that inflation under micro gas pressure is realized, the application range of the airtightness detector is expanded and the equipment productioncost is reduced substantially.

The invention discloses a car tailgating prevention device based on a front camera and a rear camera. The device comprises a plurality of electromagnetic, pneumatic and hydraulic buffering devices which are arranged in the middle of a rear end panel on the tail portion of a car and in inner cavities on the two sides. The electromagnetic, pneumatic and hydraulic buffering devices comprise boss bases, telescopic cylinders, rubber blocks and safety air bags. The plane sides of the boss bases are fixedly connected with the tail portion of the car. One end of each telescopic cylinder vertically andhermetically sleeves a protrusion of the corresponding boss base. The rubber blocks are parallel and opposite to the protrusions of the boss bases and are hermetically connected with the other ends of the telescopic cylinders; the safety air bags are arranged in the rubber blocks. The electromagnetic, pneumatic and hydraulic buffering devices are arranged in the middle of the rear end panel on the tail portion of the car and in the inner cavities on the two sides, so that car collision and tailgating accidents are avoided, and the safety of car driving is greatly improved. The invention alsoprovides a control method of the car tailgating prevention device based on the front camera and the rear camera. Car conditions and road conditions are acquired, and work states of a brake pedal, an accelerator pedal and the electromagnetic, pneumatic and hydraulic buffering devices are determined on the basis of a BP neural network.

The invention relates to a method and a device for the press-forming of an artificial quartz slab. The method comprises the following steps: according to the device for the press-forming of the artificial quartz slab, a plurality of air springs are adopted as a pressure system which to press a vibration platform; firstly, the air springs are uniformly distributed around the vibration platform, the upper part of each air spring is connected with a stander through a connecting mechanism, and the lower part of each air spring is connected onto the vibration platform through a connecting mechanism; then, an eccentric wheel on the vibration platform is started to vibrate; and during the process of press-forming, the air pressures of the air springs are regulated, and then, the pressure on materials on a material bed applied by the vibration platform is regulated. Compared with the prior art, according to the technical scheme of the invention, an oil cylinder or a steam cylinder in the prior art is replaced through using the air springs as the pressure system; and due to the characteristics of the air springs, the damage to equipment caused by the vibration of the eccentric wheel is alleviated, and the stress unevenness of the vibration platform is reduced.

The invention discloses a multifunctional automatic rice washing, draining and steaming food processor which comprises a processor main body. The processor main body is characterized by comprising a pot cover assembly, a steam valve and an electric control system on the upper surface of the pot cover, a shell assembly outside the processor main body, handles on two sides above the processor main body, a water storage tank assembly and a water inlet box assembly below the processor main body, a base in the bottom of the processor main body and an inner bracket assembly on the base, wherein theprocessor main body is internally provided a pot body, a stirring device located in the bottom inside the pot body and a heating device located in the bottom outside the pot body. The invention primarily provides an automatic rice washing, draining and steaming technology of the food processor or an electric cooker. As long as a user puts rice into the pot body of the machine, the machine can finish the rice washing, draining and steaming steps full-automatically. The user also can link the machine to a mobile phone, a computer, a panel and the like through WIFI and APPs to achieve a remote control function.

The invention discloses a pressurizing type engine cylinder and an automobile engine, and relates to the technical field of automobile engines. An engine body, pressurizing devices and cylinder bodiesare included. The tops of the cylinder bodies and the top of the inner wall of the engine body are fixedly connected. One sides of the pressurizing devices are fixedly connected with one sides of thecylinder bodies. Each pressurizing device comprises an air inlet pipe, wherein the bottom end of the air inlet pipe communicates with the top of the pressurizing device, the top end of the air inletpipe penetrates through the engine body and extends to the top of the engine body, fixing grooves are formed in the parts, located on the two sides of the surface of the air inlet pipe, of the top ofthe inner wall of the pressurizing device, the tops of the inner walls of the fixing grooves are fixedly connected with clamping springs, and the bottom ends of the clamping springs penetrate throughthe fixing grooves and extend to the bottoms of the fixing grooves. According to the pressurizing type engine cylinder and the automobile engine, air pressure can be increased, air pressure control isaccurate, the air inlet efficiency of the automobile engine is improved, the power of the engine is improved, and oil consumption is reduced.

The invention relates to a testing device for a gas circulating pump, in particular to a testing device for the performance of a hydrogen circulating pump of a fuel cell system. The testing device ofthe gas circulating pump comprises inlet working condition regulating and controlling passages, inlet working condition detection devices, an outlet working condition regulating and controlling passage and outlet working condition detecting devices, wherein the inlet working condition regulating and controlling passages comprise the inlet air pressure regulating and controlling passage and the inlet temperature and humidity regulating and controlling passage, the output end of the inlet air pressure regulating and controlling passage is connected with the inlet temperature and humidity regulating and controlling passage and is connected to the inlet end of the tested circulating pump, the inlet working condition detecting devices are arranged on the inlet working condition regulating and controlling passages, the input end of the outlet working condition regulating and controlling passage is connected with the output end of the tested circulating pump, and the outlet working conditiondetecting devices are arranged on the outlet working condition regulating and controlling passage.

The invention relates to a gas pressure storage type wind turbine with an automatic assisting device, which can supply strong high-pressure gas energy for generators, tunnel works, mining and oilfield negative-pressure oil pumping. The large turbine of the existing wind turbine is driven mostly by strong wind so as to directly drive the generator to generating electricity via mechanical speed change and speed regulation. Problems existed includes that the start-up wind speed is high, low wind speed and rated external wind speed result in reactive power so as to obtain large wind power loss, constant speed is hard to realize on a mechanical speed change and regulation device so as to result high manufacturing cost, aloft work and maintenance is difficult with high costs. The automatic assisting device is utilized in the gas pressure storage type wind turbine, thereby the start-up wind speed is lowered more, the gas pressure storage type wind turbine can be used at areas of strong and small winds, and the utilization rate of wind power can be increased to the utmost extent. As the structure is simple, large turbines and mechanical speed regulating devices can be saved, the manufacturing technique can be simplified, the total national production can be realized, the cost can be reduced, one single turbine with tens of megawatts of wind power can be realized, and thereby a novel way for wind power industry can be opened up.

The invention provides a compressor with a multi-air-supplementing structure and an air conditioner system. The compressor comprises two levels of compression structures and a middle air supplementing structure. A communication pipeline is arranged between an exhaust port of one level of the compression structure in the two levels of compression structures and an air suction port of the other compression structure. The middle air supplementing structure directly or indirectly communicates with the communication pipeline, and at least one level of the compression structure is provided with the air supplementing structure. According to the provided compressor with the multi-air-supplementing structure and the air conditioner system, at least one level of compression structure is provided with the air supplementing structure, at least dual air supplementing to the compressor is achieved, and the air supplementing amount of the compressor is effectively increased; and in addition, air supplementing pressure control is more accurate, the air supplementing manner is diverse, energy efficiency of the compressor is effectively improved, and the application range of the compressor is effectively enlarged.

The invention discloses an intelligent preparation system and method of sour and hot fermented pickles. An induction module induces whether the weight of the raw materials is greater than or equal to a predetermined value; an air pressure detection module detects the air pressure value in a refrigeration box; a temperature detection module detects the temperature in a heating box and the refrigeration box; a weighing module is used for weighing the weight of seasonings; an MCU controls a heating module, a cutting module, a prompt module, a pressure regulation module, a temperature regulation module, a cooling and humidifying module, a smearing module, a water vapor condensing module, a transmission module, a mincing module, an alarm module, a stirring module, a grinding module, a seasoning module, an ultraviolet sterilization module, a light regulation and control module, a yeast module, a Soxhlet extraction module and an evaporation module to execute related operations according to the corresponding induced value, air pressure value, temperature value and weight value; and the parameters such as temperature and air pressure in the pretreatment process can be accurately controlled, the pickle preparation efficiency and pickle mouthfeel are improved, effective mincing of the seasoning raw materials can be realized, the automation degree of the whole process is high, and the resources are saved.

The invention discloses a valve-group-controlling urea spraying system and a control method thereof. The urea spraying system comprises a urea tank, a urea spray nozzle, a cooling water pipeline, a compressed air pipeline, a urea pipeline, a blow-off pipeline, a purging pipeline and a valve group spraying unit. The valve group spraying unit comprises a controller, a cooling water electromagnetic valve, a first air electromagnetic valve, a second air electromagnetic valve, a pressure regulating device, a purging electromagnetic valve, a spraying electromagnetic valve, a pressure sensor, a blow-off electromagnetic valve and a temperature sensor. Motive power is provided for the whole system through compressed air, metering is carried out through all the electromagnetic valves, feedback control over the opening degrees of the electromagnetic valves is performed through the temperature sensor and the pressure sensor, the urea spraying process is finished with low cost and high accuracy; and by means of the special purging pipeline and the special purging electromagnetic valve, purging can be performed on an upper section and a rear section of the urea pipeline, and thus the whole ureapipeline is free of residual urea after a car stops.

The invention provides a composite 3D printer. By arranging a work platform, a base and a portal frame, 3D printing work of a composite is achieved, and the composite 3D printer is simple in structureand small in size. A containing bottle is added on the basis of a single spray head, and a conveying device is additionally added. Due to the special structure of the containing bottle, soldering tinbecomes molten tin, and a container for storing a molten tin material and the molten tin are not likely to be subjected to a chemical reaction. A shell of the container for storing the molten tin material need to insulate heat, and air pressure in the container is accurately controlled. According to the composite 3D printer, a wire type material and a metal tin material can be applied at a time,two conveying devices correspond to a spray head and the containing bottle correspondingly, the two conveying devices alternately work, the problem that material printing is single is solved, and theproblem that the metal printing cost is high is relieved.

Embodiments of the present invention help to maintain the sealing capability of a depressurized space where a test subject device is placed in a test chamber apparatus, and to accurately control air pressure in the depressurized space. In one embodiment of the present invention, a depressurized space and a separate space are separated by a connection board. The connection board transmits signals between a test computer and an HDD. The connection board is fixed to an inner wall defining the depressurized space and the separate space. An opening is formed on the inner wall. The connection board which is larger than the opening covers the opening. To maintain the air sealing property in the depressurized space, the connection board is fixed to the inner wall via a gasket.

The invention belongs to the technical field of high-voltage experiments, and in particular relates to an experimental device for studying the influence of humidity and air pressure on the corona-initiation characteristics of high-voltage electrodes under compound voltage, including: a horizontal plexiglass cylinder 1, a horizontal plexiglass cylinder 1 Two vacuum gauges are installed on the top of the wall, bottom flanges 3 are installed at both ends of the horizontal plexiglass cylinder 1, bottom flange reinforcements 4 are installed on the bottom flange 3, and a high-voltage introduction device is opened in the middle of the bottom flange 3 Hole 5, the two sides of horizontal plexiglass cylinder 1 wall are symmetrically connected with plexiglass tube 8, glass window 10 is arranged at the opening of plexiglass tube 8, quartz glass is installed in the center of glass window 10, and the side of horizontal plexiglass cylinder 1 wall is also Equipped with a humidity and air pressure regulating valve 9; a horizontal plexiglass cylinder 1 is equipped with a high-voltage electrode, and the horizontal plexiglass cylinder 1 is installed on an insulating support. It not only realizes the precise control of humidity and air pressure, but also applies AC and DC composite voltage to the high-voltage electrodes, and at the same time increases the applied voltage level and improves the operability of the experiment.

The invention relates to an automatic repeated impact excitation device for simulating a blasting vibration effect. The device comprises a gas storage tank, a launching gas storage chamber, a bullet,a mechanical automatic gas valve, a gas valve, a launching pipeline, a bullet bayonet, a one-way electromagnet, a gas pressure sensor and a monitoring control device. The gas storage tank is communicated with the launching gas storage chamber through a connecting pipeline; the mechanical automatic gas valve is arranged in the connecting pipeline; the launching gas storage chamber is provided witha launching port, one end of the launching pipeline is communicated with the launching port, and the gas valve is arranged on the launching port; the bullet bayonet is arranged at the position, closeto the launching port, in the launching pipeline and clamps the bullet; the one-way electromagnet is arranged close to the bullet bayonet; and the air pressure sensor is arranged on the launching airstorage chamber. The device can accurately control the air pressure, automatically recover bullets, ensure that the bullets do not deviate in the radial direction in the shooting process and reduce the energy loss of the bullets in the shooting process.

The invention discloses an intelligent preparation method of a sour-and-hot fermented pickle. An induction module induces whether the weight of placed raw materials is larger than or equal to a predetermined value or not; an air pressure detection module detects the air pressure value P in a freezing cabinet, a temperature detection module detects the temperatures T in both a heating tank and the freezing cabinet, and a weighing module is used for weighing the weights of seasonings; an MCU controls a heating module, a shearing module, a prompt module, a pressure adjustment module, a temperature adjustment module, a cooling and humidifying module, a smearing module, a water-vapor condensation module, a conveying module, a pureed preparation module, an alarming module, a stirring module, a grinding module, a seasoning module, an ultraviolet sterilization module, a light regulation and control module, a yeast module, a cable-type extraction module and an evaporation module to execute related operations according to the corresponding induced value, air pressure value, temperature value and weight value. The intelligent preparation method can accurately control the temperature, the air pressure and other parameters in the pretreatment process, improves the preparation efficiency and the taste of the pickle, can effectively realize pureed preparation of seasoning raw materials, is high in automation degree in the whole process and saves resources.

The invention relates to a mixing valve for a soft robot, which belongs to the technical field of air pressure control. The mixing valve includes a high-pressure air source, a two-position two-way proportional valve, a two-position three-way solenoid valve and a controller. The high-pressure air pump inputs the air source from the outside air, and outputs a stable high-pressure air source through the throttle valve. The input interface of the two-position two-way proportional valve is connected to the high-pressure air source output by the throttle valve of the high-pressure air source, the output interface of the two-position two-way proportional valve is connected to the input interface of the two-position three-way solenoid valve, and the two-position three-way solenoid valve The output interface of the robot is connected with the input interface of the air chamber of the soft robot to the analog output interface of the controller and the control interface of the two-position two-way proportional valve. The pulse signal output interface of the controller is connected with the control interface of the two-position three-way solenoid valve. The mixing valve of the present invention improves the stability, accuracy and rapidity of air pressure control through three control modes of air pressure locking, precise air pressure adjustment and rapid air pressure adjustment, thereby improving the motion performance of the soft robot.

The invention relates to an artificial quartz stone pressing system, wherein a plurality of air springs are arranged between a vibration plate and a material bed and around a mold in a traditional pressing system. The air springs are controlled by a control system, the control system comprises a plurality of vibration data acquisition device, a data processing device and a plurality of air spring inflating / deflating control device; a data output end of each vibration data acquisition device is connected with a signal output / input end of the data processing device, a control signal output end of the data processing device is connected with each air spring inflating / deflating control device; each vibration data acquisition device is used for acquiring a vibration parameter of each air spring correspondingly, and each air spring inflating / deflating control device is used for inflating / deflating each corresponding air spring; and the data processing device is used for carrying out frequency spectrum analysis on the vibration parameter acquired by each vibration data acquisition device and outputting an inflating / deflating control signal to each air spring inflating / deflating control device according to a comparison result. Compared with the prior art, the artificial quartz stone pressing system disclosed by the invention has the advantages that a whole machine ensures excellent working conditions, service life is largely prolonged and product quality is largely improved.

The invention relates to a reaction control and mass spectrometry analysis station for the in-situ pool of X-ray characterization equipment. The reaction control and mass spectrometry analysis station includes a reaction gas composition control module and an online gas composition analysis module. The content of the invention also includes There is a modification of the vacuum pipeline part. After the modification, the original vacuum pipeline part is connected to the analysis station through the main exhaust port, the tail gas port of the in-situ reaction tank and the mixed gas inlet of the in-situ reaction tank. The modification is characterized in that the vacuum pipeline The mass spectrometer sampling port, sampling capillary and control valve are partially added. The present invention has the following advantages: the sampling time delay is negligible during mass spectrometry gas sampling component analysis, and the sampling analysis requirements of continuous, real-time and high time resolution of in-situ analysis are achieved; under the working conditions of X-ray characterization equipment, the obtained At the same time as the electronic structure / crystal structure, the precise information of the ambient gas composition is obtained simultaneously, which expands the device function and realizes in-situ multi-dimensional characterization.

The invention provides a cupping device and a control method thereof. The cupping device comprises: an upper cup body; a lower cup body connected to the upper cup body, wherein the upper cup body is internally provided with a transmission part; a driving part which is mounted on the transmission part and used for driving the transmission part to reciprocate in the cup bodies; a heating part whichis arranged in the cup body of the upper cup body and used for generating heat; and a control part which is used for controlling the driving part and the heating part so as to adjust the environment in the cup bodies. A sensing part is arranged in the lower cup body, is connected to the control part and is used for sensing environmental information in the cup bodies and transmitting the environmental information to the control part. According to the cupping device, a piston is driven to vertically move in a threaded transmission mode to change air pressure, and the purpose of accurately controlling the air pressure in the cup bodies is achieved. Therefore, after the air pressure change caused by air leakage is detected, the air pressure can be accurately changed to return to a set value, and a user has a better experience feeling.

The invention relates to the technical field of fluid glue pushing equipment, in particular to an intelligent fine atomizing valve. The feed depth of a motor output push rod of a motor is controlled by a computer control device, the gap width between a needle head of a valve needle and a glue pushing head can be controlled by different feed depths, gas enters a piston cavity through a first channel and pushes a piston to move upwards after entering an electromagnetic valve, the piston drives the valve needle to rise, the valve needle is stopped after touching the motor output push rod, glue liquor of a glue filling nozzle passes a valve needle channel and finally flows out through the gap between the needle head of the valve needle and the glue pushing head, an electrical proportional valve controls inlet gas pressure through the computer control device when the glue pushing head pushes glue, the gas enters an atomizing gap through a second gas inlet channel, glue liquor of the glue pushing head is sprayed out of an atomizing nozzle of an atomizing pipeline in a misty form by gas pressure of the atomizing gap, and the electrical proportional valve is controlled by the computer control device to accurately control the gas pressure, so that the atomizing valve can accurately control atomizing degree.

The invention belongs to the technical field of automatic control, and discloses a plunger pre-processing flip control system and method; the plunger pre-processing flip control system includes: a parameter setting module for setting related parameters; a flip control module for The plunger is turned over by the flipping parameters; the transmission module is used to transfer the plunger to the designated fixed position based on the preset transmission parameters; the fixing module is used to fix the plunger; the camera module is used to acquire the plunger processing image in real time; The control module is used for judging whether the plunger has finished processing based on the image data; the communication module is used for signal transmission by radio frequency identification technology. The present invention can realize automatic plunger flipping control, and can transfer, fix, flip, and process the plunger at the same time, and automatically judge whether the processing condition of the plunger reaches the standard, reducing workload and interference and errors caused by human factors, and The overall efficiency of the system is high, saving manpower and material resources.

The invention discloses a urea injection system controlled by a valve group and a control method thereof. The urea injection system comprises: a urea tank, a urea nozzle, a cooling water pipeline, a compressed air pipeline, a urea pipeline, an air release pipeline, a purging pipeline, and a valve group Injection unit; the valve group injection unit includes a controller, a cooling water solenoid valve, a first air solenoid valve, a second air solenoid valve and a pressure regulating device, a purge solenoid valve, an injection solenoid valve, a pressure sensor, and a deflation solenoid valve ,Temperature Sensor. The whole system is powered by compressed air and measured by various solenoid valves. There are also temperature sensors and pressure sensors for feedback control of the opening of the solenoid valves to complete the urea injection process with low cost and high precision; set up special purge pipes and The purge solenoid valve can purge the front and rear sections of the urea pipeline respectively, so that there is no urea residue in the whole urea pipeline after parking.

The invention discloses a vacuum tubular furnace system. The vacuum tubular furnace system comprises a working pipe, a corrugated pipe and a four-way pipe which are sequentially communicated, wherein one end of the working pipe is connected with an air intake pipeline through an air intake end joint, and the other end of the working pipe is connected with the corrugated pipe through an air exhaust end joint; a passage formed by the working pipe, the corrugated pipe and the four-way pipe is divided into two branches by the four-way pipe; the first branch is connected to a vacuum pump through a switch valve and a three-way pipe; and the second branch is connected to the vacuum pump through a buffering filter, a needle valve, an electromagnetic valve and a three-way pipe. The vacuum tubular furnace system further comprises a barometer used for measuring an air pressure in the passage, and a circuit automatic control system. Two air exhaust passages are adopted in the vacuum tubular furnace system disclosed by the invention, so that wide-range adjustment for an air exhaust capacity can be realized, and the air pressure can be accurately controlled in a wide range; in addition, the system realizes automatic control and adjustment for the air pressure by virtue of the electromagnetic valve and the buffering filter; and the vacuum tubular furnace system disclosed by the invention is good in air tightness, accurate in air pressure control, and capable of being used in an atmosphere rich in dust.

The invention discloses a novel air floating polishing wheel mechanism and a polishing machine device. The novel air floating polishing wheel mechanism comprises a cylinder body and a polishing wheelbody arranged in the cylinder body, wherein a rotary main shaft is arranged in the middle of the polishing wheel body, a piston rod telescopic relative to the rotary main shaft is arranged in the rotary main shaft, a vent hole is formed in the top end of the rotary main shaft, and the vent hole communicates with a cavity which is located in the rotary main shaft and used for accommodating the piston rod. According to the novel air floating polishing wheel mechanism and the polishing machine device, the air floating type structure is adopted, the air pressure can be accurately controlled through an electric proportional valve, automatic constant pressure of the cavity is achieved, the pressure value during polishing can be automatically adjusted, the high-pressure resistance can be realized, the sealing state can be maintained during rotation, a grinding head can adjust a pressure value between the grinding head and a to-be-polished object during polishing according to the air pressurevalue, the pressure of each grinding head can be guaranteed to be consistent, and the polishing effect is optimal.

The invention relates to a method and a device for the press-forming of an artificial quartz slab. The method comprises the following steps: according to the device for the press-forming of the artificial quartz slab, a plurality of air springs are adopted as a pressure system which to press a vibration platform; firstly, the air springs are uniformly distributed around the vibration platform, the upper part of each air spring is connected with a stander through a connecting mechanism, and the lower part of each air spring is connected onto the vibration platform through a connecting mechanism; then, an eccentric wheel on the vibration platform is started to vibrate; and during the process of press-forming, the air pressures of the air springs are regulated, and then, the pressure on materials on a material bed applied by the vibration platform is regulated. Compared with the prior art, according to the technical scheme of the invention, an oil cylinder or a steam cylinder in the prior art is replaced through using the air springs as the pressure system; and due to the characteristics of the air springs, the damage to equipment caused by the vibration of the eccentric wheel is alleviated, and the stress unevenness of the vibration platform is reduced.