1381results about How to "Overcome costs" patented technology

A piezo in-tongue microactuator includes a suspension assembly with a flexure tongue. The tongue has two slots that accept piezo actuators. The tongue also has multiple hinge flexible elements that translate the extension and / or contraction of the piezo actuators into rotary motion of the recording head. This rotary motion is then used to precisely position the recording element over the desired track on the hard disk drive and permits higher track density to be achieved.

This invention applies a new computer and printer integrated technology to aid forming physical objects rapidly, and the method and apparatus are disclosed to satisfy the market requirements for a quick, reliable, safe, and inexpensive operation. The invention coverts a virtual object stored in the storage device of computer through software that slices the virtual object into many layers. The cross-section of the first layer is sent to a printer or a plotter, and the contour domain is printed or plotted by the printer or plotter. The fluid (not limited to binder) in the printer head is coated onto a layer of uniform distributed porous material which allows the powder and fluid to combine with each other; however, the combining process can be either a natural or an artificial process to enhance the binding force between the fluid and powder. After the first layer is finished, the second layer of powder is uniformly distributed on the first layer, and the contour printing process is repeated. As the printing process is repeated until all slicing layers of the model are finished, the object is stacked layer by layer sequentially. The physical object can be obtained after all the unglued powders are removed. The above-mentioned printing process not only produces monochrome objects, but also produces color objects. The machine includes components of a printer or plotter and its interface card, and x-z axis traversal driven mechanism. The operation platforms include a material supply chamber, a constructing chamber at which powder material is combined with solution, and a recycling hole. A slicing algorithm control software is used to calculate the cross-sectional contour, and the manufacture process is controlled by software and hardware interfaces.

The invention relates to a CRISPR-Cas9 system sgRNA action target screening method. The method comprises the steps of (1) obtaining segments with 5'-Nx-NGG-3' sequences (x is an integer ranging from 19 to 22 and N represents A / T / C / G) in genomes by utilizing whole genome sequences and gene annotation information of published species to serve as candidate targets of CRISPR-Cas9 system sgRNA; (2) fragmenting the genomes into fragments of 22-25bp and screening sequences ending with NGG and non-repeated on the genomes; and (3) comparing the sequences of the candidate targets in the step (1) with the screened sequences in the step (2), and performing screening and sorting on corresponding optimal sequences according to mismatch information and a selection formula to obtain an optimal genome sgRNA action target set. The invention furthermore provides an apparatus used for realizing the screening method. The method is suitable for all species with known genomes and gene annotation information, and a universal sgRNA sequence set of whole genome level of the species is quickly and efficiently obtained to build a gene knockout mutant library or a gene knockout animal model.

An open natural gas leakage multiplex inspecting method and optical channel configuration, based on semiconductor laser absorbing spectrum method, relates to master case and open long optical channel system. The master case sets with electrical source socket, switch, fan, optical fiber linker and data transmission interface. The master case owns closed infrared semiconductor laser, semiconductor laser controller, phase-locked amplifier,signal generator,data collection disposal and control module, light switch, light switch driving circuit and infrared detector and connects with the locale optics system by optical fiber. Open optical system relates to integral optics telescope and more component angle reflector array and the former owns import optical fiber coupling implement and output optical fiber coupling implement. It achieves the time-sharing inspect of more gas component and more multiplex based on optical fiber distributing configuration of the light switch technology.

The invention discloses a method for preparing and transferring a graphene transparent film. The technical problem required be solved is that impurities, cracks and bumps after the graphene transparent film is transferred are required to be reduced. The preparing and transferring method disclosed by the invention comprises the steps of: carrying out chemical vapor deposition on the graphene film on a metal substrate, coating methyl methacrylate or photoresist to form a support layer; electrolyzing the graphene film and separating the metal substrate; and coating the methyl methacrylate or photoresist on the support layer, putting the support layer into acetone solution, and attaching the graphene film to an appointed substrate. Compared with the prior art, the film composed of the graphene film and the support layer is separated from the metal substrate by an electrochemical foaming method; the graphene film is transferred to an appointed substrate and then the graphene film well contacts the plane of the appointed substrate without the cracks by spin coating for second time; the metal substrate can be repeatedly used, and the cost of preparation of the graphene transparent film is reduced; the transferred graphene film is well contacted with the substrate, and the impurities are relatively few.

The invention discloses a motor function rehabilitation monitoring system based on a wireless body area network. The system comprises a sensor terminal node, a wireless gathering node, a wireless body area network gateway, a personal terminal, a remote medical terminal and an information feedback system, wherein the sensor terminal node comprises a medical sensor, a signal conditioning circuit, a microprocessor unit and a wireless transceiver unit which are sequentially connected, the medical sensor sends collected data into the signal conditioning circuit for preprocessing, and the wireless transceiver unit is controlled to perform wireless transmission after the data is processed by the microprocessor unit; the data collected by the sensor terminal node sequentially passes through the wireless gathering node and the wireless body area network gateway and is respectively transmitted into the personal terminal and the remote medical terminal, and the data is transmitted into the information feedback system after being processed by the remote medical terminal, and is displayed by a 3D model built through the information feedback system. The monitoring system can be used for monitoring the exercise rehabilitation situation of a patient in real time, providing reasonable guidance and advices for subsequent rehabilitation training and improving the rehabilitation training effect.

The invention provides a news event element extracting method. The news event element extracting method comprises the following steps: identifying names contained in a news text and extracting name characteristics; calculating the possibility that the names become protagonists of news events according to the extracted name characteristics; identifying the protagonists of the news events based on the possibility. In some embodiments, the method further comprises the following steps: extracting viewpoints and speaking sentences of the protagonists related to the news events and extracting locations and time of the news events. According to the news event element extracting method, the problems that the cost for manually analyzing and sorting news information is high and the efficiency is low can be overcome; meanwhile, support is provided for superior-layer application of news event searching, news reporting and tracking and the like.

The invention discloses a disposing method of textile printing waste water based on film technology involving a waste water disposing method, which comprises the following steps: adjusting pH and COD value of integrated waste water; pumping into flocculate tank; adding into flocculant; pumping into flocculating setting vessel; getting clarified solution; pumping into membrane biological reactor; proceeding biological treatment; getting dialysate; pumping into counter osmotic separating system; proceeding counter osmotic separation; getting reverse osmosis dialysate; recycling; making concentrated liquid flow into oxide adsorbing tank; refluxing into flocculating setting disposal process; proceeding twice flocculating setting dispose; reaching to two grade emission standard; discharging the eligible reverse osmosis dialysate; adding ClO2 to oxide ineligible reverse osmosis dialysate; adsorbing with activated char; adjusting pH value with alkali liquor; depositing in storing tank.

The invention relates to a high-capacity silicon-carbon composited anode material, a preparation method and application thereof, wherein the silicon-carbon composited anode material comprises the following compositions in parts by weight: 1-30 parts of silicon materials, 30-120 parts of carbon materials, and 10-80 parts of pyrolytic carbon. The silicon materials in the silicon-carbon composited anode material disclosed by the invention are uniformly adhered to the surfaces of carbon material particles, and then the outer layers of the carbon material particles are wrapped with the pyrolytic carbon, therefore, the silicon-carbon composited anode material disclosed by the invention has the advantages of lower first irreversible specific capacity, higher specific capacity, excellent cycle performance, low preparation cost and the like; and the first discharge capacity of the silicon-carbon composited anode material is greater than 450 mAh.g<-1> under a 0.2 C discharge ratio, and the retention rate of capacity after 50 cycles is more than 80%.

The invention relates to an auto-stability method for camera image and the auxiliary device used in hand held state or motion state. It uses angular velocity sensor to check the angular velocity of the camera rotating round the three space axes in real-time and records synchronistical with image signal. The variance of the attitude angle between two pictures would be gained by integral in afterward process software, and the attitude angle variance related to slow-varying low frequency element in motion angular velocity is reserved, meanwhile the attitude angle variance related to dithering angle element would be eliminated. Then, the image dithering would be eliminated by translation and rotation the image. The device is made up of three same circuits. And every process circuit is connected by angular velocity checking circuit which is belonged to signal collection circuit, power lever shifting circuit which is belonged to signal process circuit, voltage / frequency transformation circuit, frequency division circuit, wave transformation circuit, signal compound and extent regulation circuit in series. The output signal is sent to the interface of camera.

The invention discloses a method for fast constructing a high-accuracy personalized face model on the basis of facial images, which belongs to the cross field of computer vision and computer graphics, and aims at achieving the purposes of fast reconstructing a personalized 3D geometrical facial model and a high-accuracy 2D facial texture mapping on the basis of real facial images. The method comprises the following steps: firstly, shooting five facial images from multiple angles; secondly, marking positions and corresponding relationships of forty-one characteristic points on the facial images and a neutral facial model; thirdly, aligning the projection of the neutral facial model on a virtual camera focal plane with the facial images; fourthly, carrying out hierarchical geometrical deformation on the neutral facial model to obtain the personalized geometrical facial model; and finally, synthesizing the high-accuracy facial texture mapping according to the five facial images. The face modeling method has the advantages of convenience for data acquisition, high modeling speed and modeling accuracy, and the like, and achieves higher practical values in the fields of video communication, electronic games, man-machine interaction, and the like.

The invention discloses a field bus-based PAC (Programmable Automation Controller) industrial robot control system which comprises a robot axis servo control unit, a high-speed real-time Ethernet field bus, a man-machine interaction, a PAC, and a plurality of input-output modules, wherein the robot axis servo control unit is used for controlling and driving axle joints of manipulators of an industrial robot, the PAC is used for controlling the robot axis servo control unit and the man-machine interaction unit respectively and are respectively connected with the robot axis servo control unit and the man-machine interaction unit, and the plurality of input-output modules are extensibly arranged and are respectively connected with the robot axis servo control unit through the high-speed real-time Ethernet field bus. The system can be used for overcoming the defects of being unreasonable in structure, inconvenient to install and maintain, low in reliability, poor in precision, high in cost, poor in extensibility and the like in the prior art, so as to realize the disadvantages of being reasonable in structure, convenient to install and maintain, high in reliability, good in precision, low in cost and good in extensibility.

The invention discloses a detecting method and system based on a binocular camera for real-time vehicle speed. The detecting method comprises the following steps: 1) extracting a rectangular frame and a barycentric coordinate entering a visual angle range of the binocular camera, and tracking a target vehicle; 2) recording the position and the time of a vehicle entering or leaving the visual angle range of the binocular camera; 3) pre-building a parallax depth chart of the binocular camera and a proportional relation chart of perpendicular lengths from viewpoints at the depths of the binocular camera to an optical axis and the pixel count of imagery; 4) acquiring parallax of the vehicle entering the viewpoints of the visual angle range of the binocular camera and leaving the viewpoints of the visual angle range of the binocular camera to obtain the perpendicular lengths from the viewpoints of an entering position or a leaving position of the vehicle to the optical axis; 5) calculating a traveling distance between the viewpoints of the entering position and the leaving position of the vehicle, and obtaining the vehicle speed of the vehicle according to the traveling distance and the time of the vehicle. The detecting method and system have the advantages that the speed measuring precision is high, and speed measurement can be performed on multiple vehicle objectives on multilane at the same time.

The invention discloses a cross-domain federal learning model and method based on a value iteration network, and the model comprises a data preparation unit which is used for taking a path planning field of a grid map as a training environment, and taking observation states of two different parts in the same map as inputs of the two fields of federal learning; an Federated-VIN network establishingunit is used for establishing a Federhead-VIN network structure based on a value iteration network; the VIN network structure constructs the full connection of the value iteration modules of the source domain and the target domain, and defines a new joint loss function about the two domains according to the newly constructed network; the iteration unit is used for carrying out forward calculationon the VI modules in the two fields in the training process, and value iteration is achieved for multiple times through the VI modules; and the backward updating unit is used for carrying out backward calculation to update the network parameters, and carrying out backward updating on the VIN parameters and the full connection parameters in the two fields according to the joint loss function.

The invention relates to a perovskite film photovoltaic cell based on SnO2 and a preparation method thereof. The perovskite film photovoltaic cell utilizes a SnO2 film, which can be prepared in low temperature, as an electron transmission layer to replace a conventional TiO2 electron transmission layer prepared through high-temperature sintering. The perovskite film photovoltaic cell based on the SnO2 electron transmission layer prepared at low temperature realizes 14.60% high photoelectric conversion efficiency, so that the perovskite film photovoltaic cell based on the SnO2 is far better than the conventional perovskite film photovoltaic cell based on the TiO2 electron transmission layer prepared through high-temperature sintering. The chemical property of the SnO2 film is stable and the preparation process is simple; the preparation process of the perovskite cell is greatly simplified, the fabricating cost of the cell is effectively reduced, and the stability of the perovskite film photovoltaic cell performance can also be improved very well.

The invention belongs to the organic electroluminescence field, in particular to a packaging method for a top-emitting organic electroluminescent device, comprising the packaging to the top-emitting organic electroluminescent device having an upright structure and an inverted structure. A layer of organic or inorganic material which has a thickness of 10nm to 100nm and has high transmittance in a visible light region and is also easy of thermal evaporation deposition is coated on a top electrode of the top-emitting organic electroluminescent device to serve as a protective layer of the device, then a luminous zone of the device is coated with package resin, and finally a transparent packaging cover plate is pressed thereon. The method improves the packaging tightness of the device, avoids the damage to the device caused by friction, and overcomes the disadvantages of complicated operational procedures, long solidification time and high costs of the previous packaging process, and the method has advantages of simple process, short solidification time, low costs and good barrier property of oxygen and vapor, and is widely applied in the aspect of packaging to electronic and electrical devices such as organic electroluminescent devices (OLED).

The invention relates to a double-sided flexible copper clad laminate and a production method thereof, the double-sided flexible copper clad laminate comprises a single-sided copper clad laminate, an adhesive layer which is coated on the single-sided copper clad laminate and the other copper foil or the other single-sided copper clad laminate which is coated on the adhesive layer by pressing, the single-sided copper clad laminate comprises one copper foil and a polyimide layer which is coated on the copper foil, wherein, the polyimide layer and the adhesive layer are adjacently arranged. The production method comprises the following steps: the copper foil is provided and polyamide acid and an adhesive are prepared; the polyamide acid is coated on the copper foil to prepare the single-sided copper clad laminate; the adhesive is coated between the single-sided copper clad laminate and the copper foil or the other single-sided copper clad laminate and carrying out the lamination to prepare the double-sided flexible copper clad laminate. The performances of size stability, folding resistance, anti-aging property, and the like of the double-sided flexible copper clad laminate are higher than the double-sided copper clad laminate which is produced by a traditional three-layer method, the appearance quality is better than the two-layer double-sided copper clad laminate produced by a lamination method, and the double-sided flexible copper clad laminate simultaneously has the low-cost advantage, thereby facilitating the mass production.

The invention belongs to the field of sheet metal and welding processing, and relates to an integral forming method for a thin-walled titanium alloy part with an irregularly-shaped curved surface. The integral forming method aims at overcoming the defects that the shape of parts processed through the prior art is limited or the procedure and the cost are higher, and effectively ensuring the precision forming of a thin-walled component with an irregular shape. The integral forming method comprises the steps as follows: a parting surface is determined; blanking is carried out; in the preforming step, a plate is bent from a flat into a circular arc through a bending die or a bending machine; welding is carried out; in the hot shaping step, a hot shaping die is put in the inner part of a part that is processed through the assembly welding under the ordinary temperature, and the part is supported tightly due to the dead weight of the die and is heated in a hot shaping machine; and in addition, a pressing machine applies pressure to the hot shaping die when the part is heated until material is softened, so as to enable the part to reach the needed size. The integral forming method comprehensively utilizes the advantages of various processes, can obtain the large-sized thin-walled titanium alloy part with the irregularly-shaped curved surface through only two weld joints, and achieves higher surface quality of the part.

The invention discloses a low-power-consumption indoor and outdoor positioning method which comprises the steps of arranging positioning beacons such as a Bluetooth device in a required indoor environment; after a receiving end receives positioning information, performing low-power-consumption transmission of the positioning information to a background monitoring system by means of LPWAN technology, finishing indoor positioning by the background monitoring system, and simultaneously, performing positioning at an outdoor space by means of a satellite navigation system, transmitting a latitude-and-longitude result which is output from the satellite navigation system back to the background monitoring system through the LPWAN, thereby realizing omnibearing positioning in the indoor space and the outdoor space. The low-power-consumption indoor and outdoor positioning method overcomes problems of high cost and high power consumption. Furthermore on the condition that a sensor senses a fact that a person or an article does not move, the sensor automatically enters a dormancy state, thereby effectively prolonging duration time and standby time and greatly improving actual popularization value.

The invention discloses a parking space detection method and a system thereof and relates to a wireless sensor network technology. The parking space detection system disclosed in the invention comprises a data management center and a parking space detection node apparatus, wherein the data management center is used to send data to the parking space detection node apparatus, receive a determination result of whether there is a vehicle parked in a parking space uploaded by the parking space detection node apparatus and carry out management on the parking space according to the received determination result; the parking space detection node apparatus is used to receive the data sent by the data management center, determine a signal strength indicator (RSSI) value according to frequency spectrum information of the received data, combines the current determined signal strength indicator value and a historical record data updating RSSI threshold, compares the current determined signal strength indicator value with the updated RSSI threshold, determine whether there is the vehicle in the parking space and upload the determination result to the data management center. The invention also discloses a parking space detection method. By using technical scheme of the invention, the parking space can be accurately measured and cost is reduced.

The invention discloses a biology base polymer aerogel oil absorption material. The oil absorption material is prepared by the following steps: at first, crosslinking biology base polymers by a crosslinking agent, to obtain a precursor liquid, then freeze-drying the precursor liquid to obtain aerogel, and finally grafting silane onto the aerogel surface to obtain the hydrophobic biology base polymer aerogel oil absorption material. The density of the oil absorption material is 3.8 to 23.1 kg / m3. The water contact angle is at least 117.8 degrees. The adsorption capacities on gasoline, paraffin oil, chloroform, and crude oil are 30.5-109.0 g / g, 33.2-131.2 g / g, 58.2-163.0 g / g, and 24.7-95.8 g / g. After 50 times of gasoline adsorption-extrusion circulation, the retention rate of adsorption capacity is 43 to 99%. The disclosed aerogel oil absorption material has the advantages of large oil absorption capacity and high oil absorption efficiency. Moreover, the oil absorption material can be repeatedly used by simply extruding the oil absorption material, while a high retention rate of adsorption capacity can be maintained. At the same time, the raw material sources are wide, the raw materials are cheap and easily available, the preparation is simple, the technology is matured, the method is environment-friendly, and the requirements of sustainable development can be met.

The invention discloses an optical freeform surface interference detection system. A point light source array is adopted to generate a multi-field-of-view sloped wavefront to illuminate a measured optical freeform surface, the point light sources located on the optical axis are always lit up as reference light, and according to the phase-shifting interferometry, subregion wavefront data are recovered from a multi-field-of-view interferogram; a standard spherical surface is used for calibrating the positional relation between CCD (Charge Coupled Device) pixels and the multi-field-of-view interferogram, the position of the multi-field-of-view interferogram is shifted when the optical freeform surface is measured, and wavefront slope information is obtained from the offset; and according to the slope information and multi-field-of-view subregion wavefront data, the surface form information of the measured surface is reconstructed. A controllable point light source array-lighting scheme is generated according to the characteristics of the measured surface, and the system can cover a variety of test objects (convex-concave aspheric surfaces and freeform surfaces). The invention overcomes the defects of simplicity and high cost of the conventional freeform surface detection method, the defect of great error caused by the non-common path in the conventional detection method and the defect of high displacement precision requirement of the subaperture method.

The environment protection type bioactive plant-growing container for growing seedlings in planting consists of plant fiber powder 20-75 wt%, natural organic matter 10-60 wt%, bioactive nutrient 0.5-20 wt%, non-toxic adhesive 10-50 wt% and stuffing 3-10 wt%. The said plant fiber powder is husk powder, rice straw powder, corn straw powder, wheat straw powder, etc; the natural organic matter includes turf and sphagna; and the bioactive nutrient is algin. The plant-growing container is produced through mixing the said material and press molding at 80-160 deg.c.

The invention provides a method for automatically switching day and night modes. The method is applied to a camera and comprises the following steps of A, calculating the brightness of a picture according to a current photographed image; B, performing day and night mode switching according to the calculated brightness of the picture. According to the method provided by the technical scheme, the problems of cost, illumination and instruments which are caused by the adoption of a photoresistor in the prior art are solved.

The invention discloses an integrated flue gas treatment device and method. The device comprises flue gas treatment equipment, ozone supply equipment, hydrogen peroxide supply equipment, evaporation and concentration equipment, cyclic sedimentation equipment and the like, wherein the flue gas treatment equipment comprises an ozone spray oxidation reaction layer, a hydrogen peroxide spray oxidation reaction layer, an absorber spray area, a slurry circulation area and a dust and mist removal area; both the ozone spray oxidation reaction layer and the hydrogen peroxide spray oxidation reaction layer are arranged in the absorber spray area; the dust and mist removal area is positioned above the absorber spray area; both the evaporation and concentration equipment and the cyclic sedimentation equipment are arranged in the flue gas treatment equipment. The device and the method disclosed by the invention are suitable for comprehensive treatment of flue gas containing SO2, NOX, Hg and dust and resource utilization of liquid waste in coal fired boilers, iron and steel sintering machines, pellets, industry kiln stoves and the like.

The invention relates to a multi-micronano detector networking joint demonstration verification system based on an intelligent mobile robot, comprising a ground synergic control workstation, a synergic control model library, a satellite wireless communication equipment simulator, an intelligent mobile robot, a GPS (Global Positioning System) receiver, video navigation equipment and a display terminal, wherein the ground synergic control workstation controls the synergetic work and the formation transform and maintenance of the whole system; the synergic control model library provides a control algorithm and a control model for the ground synergic control workstation; the satellite wireless communication equipment simulator provides a communication link between satellites and the workstation; the intelligent mobile robot as a carrier of the GPS receiver and the satellite wireless communication equipment simulator is controlled by the control workstation to move and used for simulating the relative position change among the satellites; the GPS receiver and the video navigation equipment realize the relative navigation among the satellites; and the display terminal displays a networking joint verification result in real time. The invention can effectively decrease the test cost of a multi-micronano detector networking detection system, shortens a research and development period and has important engineering application values.

The invention discloses a non-intrusive fuel cell fault diagnosis method. The method comprises fault diagnosis classifier establishing and fault diagnosis testing. The fault diagnosis classifier establishing comprises the following steps of taking the actual operation data of a fuel cell as an original data set extraction diagnosis variable; preprocessing the diagnosis variable; training preprocessed data through an ELM learning algorithm and screening a clustering result which is the same with an actual fault label as a fault sample set; and through an ELM model, learning the fault sample setand outputting an ELM classification model so as to form a fault diagnosis classifier. The fault diagnosis testing comprises the following steps of detecting the data to be diagnosed of the fuel cell; through the data to be diagnosed, establishing a test sample; and sending the test sample into the ELM classification model for testing and outputting a test result. In the invention, the fault diagnosis of the fuel cell can be performed in a non-intrusive mode, and the timeliness, the reliability and the accuracy of fuel cell fault diagnosis are effectively increased.

The invention provides a method for three-dimensional (3D) printing of a restoring implant by bony articular surface reconstruction. First three-dimensional reconstruction of a bone articular model is performed, and then virtual restoration reconstruction of bony articular reconstruction, reversal design of a bone articular defect area restoring implant and 3D printing forming of a bone articular defect restoring implant are performed. Modeling software is utilized to copy a normal side bone articular three-dimensional model to an affected side in a sagittal plane symmetry mode, so as to obtain a complete structure reference model before the occurrence of fracture of the affected side; 3D printing pro-processing software is utilized to support and generate the model, a corresponding forming material and a quick forming process are selected to perform 3D printing, a support structure of the implant is further removed, and finally an individual bone articular reconstruction restoring implant is obtained. The individual reversal design is performed according to the symmetry morphological structure of the human body, the bony articular surface reconstruction defect restoring implant is quickly formed by combination with a 3D printing technology, not only can a bone articular defect restoring reconstruction be greatly improved, but also the design and manufacturing efficiency of the implant is effectively improved, the cost is reduced, and customized design and individual-based treatment are performed.

The invention discloses a double-station reciprocating rotary type injection stretch blow hollow forming machine which comprises a host machine and a mould. The host machine comprises a machine frame, a worktable panel, an injecting system, an injection molding and mould locking system, a blow molding and mould closing system, and a stretching device; wherein, the worktable panel is horizontally fixed on the machine frame, the injecting system is horizontally arranged on the machine frame, the injection molding and mould locking system is vertical to the worktable panel, the blow molding and mould closing system is horizontally arranged on the worktable panel, and the stretching device is vertically arranged. The injection molding and mould locking system comprises an upper mould plate, a lower mould plate, a mould locking oil cylinder, a guide post, a rotary driving mechanism, a rotary disc and a core-pumping oil cylinder. The lower mould plate is connected with the upper mould plate by the guide post which vertically penetrates through the worktable panel, the mould locking oil cylinder is fixed below the worktable panel, the piston rod end of the mould locking oil cylinder is connected with the lower mould plate, the rotary disc is arranged at the lower end face of the upper mould plate, and the rotary driving mechanism which is arranged at the upper part of the upper mould plate is connected with the rotary disc in a rotating manner. The rotary disc is driven by the rotary driving mechanism to drive a mouth module I and a mouth module II to carry out reciprocating rotation at 180 degrees in an interval manner, so as to finish station exchanging between blank injection and stretching blow molding, thereby realizing that the two functions of blank injection and stretching blow molding can be finished at the same time.