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55results about How to "Reduce the number of packages" patented technology

Double-station reciprocating rotary type injection stretch blow hollow forming machine

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.
Owner:柳州市精业机器有限公司

Method for forming thin-walled parts through stamping and drawing

InactiveCN102107244AGuaranteed frictionFlood lubricationMetal formingSuperalloy
The invention discloses a method for forming thin-walled parts through stamping and drawing, which is used for reducing the thicknesses (0.4-2mm) of raw materials to 50-100% of the original thicknesses the raw materials; the raw materials comprise magnesium alloys, aluminum alloys, titanium alloys, high temperature alloys and complex splice-welded plates; and the method specifically comprises the following steps that: a flexible forming technique is adopted with the aid of moulds and a hydraulic machine, wherein the moulds are in concave-convex fit with the hydraulic machine; upper and lower blank holders and concave and convex moulds are respectively subjected to hydraulic pressure exertion control; the nominal pressure of a main hydraulic cylinder exerted on the concave and convex moulds is 25000-4500 KN, and the nominal pressure of a side-pressing hydraulic cylinder accounts for 50-67% of the nominal pressure of the main hydraulic cylinder; and the maximum operating pressure of a liquid chamber is 150MPa. By using the method disclosed by the invention, an expected effect is obtained, and the qualification rates and efficiencies of parts are obviously improved; and meanwhile, the hydroforming technology fills in the gaps in industry application, and lays a solid foundation for the thorough solving of technical bottlenecks existing in actuating cylinder cover forming and the research and preparation of future novel thin-wall parts and sheet metal forming parts.
Owner:SHENYANG LIMING AERO-ENGINE GROUP CORPORATION

Whole dismounting and whole mounting integral slippage large formwork for thin wall U-shaped beam

The invention discloses a thin wall large formwork with a U-shape beam, which is used in entirely sliding moving by entirely dismantling and entirely installing. The invention includes an outer lateral die, an inner lateral die, an end die, a bottom die, a gantry, a rotation adjusting mechanism and a supporting mechanism; the inner lateral die includes a main segment of the inner lateral die and a lower turning plate, the lower turning plate is rotatablely connected with the main segment of the inner lateral die; the outer lateral die is arranged on the left side and the right side of the outer part of the die, a transverse moving traveling wheel or a sliding mechanism is arranged on the lower part of the die, a plurality of regulating supports are also arranged on the lower end part of the outer lateral die; the gantry includes a supporting frame and a gantry beam, a vertical traveling wheel and a rail are arranged on the lower part of the supporting frame; one end of the rotation adjusting mechanism is rotatablely connected with the gantry beam, the other end is rotatablely connected with the inner lateral die. The invention uses the whole vertical and horizontal sliding die technology that the outer die is horizontally moved for demoulding, the inner die is decomposed rotary demoulding, the inner die and the outer die are entirely moved at the longitudinal direction to the next production pedestal for next pouring and tamping after being demoulded, the entirely changing of the die position by entirely dismantling and entirely installing can be realized without hoisting, a set of lateral dies can match a plurality of sets of bottom dies in use.
Owner:上海市建筑构件制品有限公司

Wireless sensor network consistency time synchronization method for reducing network traffic

The invention relates to a wireless sensor network consistency time synchronization method for reducing network traffic, belonging to the field of wireless networks. The method aims at a clustering wireless sensor network and divides a synchronization process into three steps, i.e., first time synchronization within clusters, time synchronization between the clusters, and time resynchronization within the clusters. The first synchronization within the clusters and the resynchronization within the clusters use a maximum consistency time synchronization method and only need four-time and two-time communications respectively; in the synchronization between the clusters, all cluster heads are synchronized by adopting a maximum consistency method, and the exchange of cluster head messages is implemented by means of the message forwarding of gateway nodes. Therefore, in the process of synchronization between the clusters, common nodes in the clusters do not need communication; compared withthe existing method which requires nodes in the clusters to broadcast or reply to messages in each period, the wireless sensor network consistency time synchronization method can effectively reduce the communication traffic between the nodes and accelerate the convergence speed in a synchronization process, thus prolonging the network lifetime of the nodes.
Owner:CHONGQING UNIV OF POSTS & TELECOMM

Out-of-authority vulnerability automatic detection method, equipment and medium

The invention discloses an unauthorized vulnerability automatic detection method, electronic equipment and a computer storage medium, relates to the technical field of network security, and aims to solve the problem of low unauthorized vulnerability detection efficiency. The method comprises the following steps: acquiring an original request packet and an original response packet of a Web application and HTML data of the original response packet; storing the HTML data of the original request packet, the original response packet and the original response packet; reading the original request packet, identifying parameters in the original request packet and corresponding parameter values, and performing screening and filtering operation on the parameters in the original request packet to obtain user identification parameters in the original request packet; replacing the user identification parameters in the original request packet to obtain a constructed request packet; sending the constructed request packet, and receiving a new response packet; and reading the original response packet and the new response packet for comparison, and if the original response packet and the new responsepacket are inconsistent, judging that the Web application has an unauthorized vulnerability.
Owner:GUANGTONGTIANXIA NETWORK TECH CO LTD

Orthopedic patient leg rehabilitation training instrument capable of smoothly starting

The invention discloses an orthopedic patient leg rehabilitation training instrument capable of smoothly starting, relates to the technical field of orthopedic training instruments, and solves the problems that an existing training instrument can only carry out muscle training on two legs singly, does not well give consideration to activity training on foot joints, and is single in training function. The orthopedic patient leg rehabilitation training instrument capable of smoothly starting comprises a bed board, the bed board comprises a transmission frame and a mounting plate, the whole bed board is of a rectangular structure, three supporting frames are welded to the bottom of the bed board at intervals, and two long-strip-shaped sliding grooves are formed in the rear half section of the bed board in a left-right symmetry and penetrating mode; a track shaft is supported and welded in each of the two long-strip sliding grooves, and two transmission frames are symmetrically supported and welded on the bed surface on the left and right sides of the two long-strip sliding grooves; a rectangular groove is formed in the middle of the front half section of the bed board in a penetrating mode. The pillow block can be adjusted in a front-and-back sliding mode, is suitable for lying training of people of different heights, and is flexible to use and wide in application range.
Owner:董兆红

A tool for detecting interference phenomenon in the assembly of a hollow blade cooling duct and a manufacturing method

The invention discloses a hollow blade cooling guide pipe assembly interference phenomenon detection tool and a manufacturing method. The detection tool comprises a cooling guide pipe finished product, a guide pipe inner cavity supporting body and a handle. An inner cavity of the cooling guide pipe finished product is completely filled with the guide pipe inner cavity supporting body, one end of the handle is fixed in the guide pipe inner cavity supporting body, and the other end of the handle is extended out of the cooling guide pipe finished product. The manufacturing method of the detectiontool comprises the steps that one cooling guide pipe finished product is selected; the guide pipe inner cavity supporting body used for filling an inner cavity of the cooling guide pipe finished product is selected, the initial state of the guide pipe inner cavity supporting body is a liquid state, the guide pipe inner cavity supporting body in the liquid state is poured into the inner cavity ofthe cooling guide pipe finished product, a rigid rod is selected as the handle, one end of the handle is inserted into the guide pipe inner cavity supporting body, and the other end of the handle is left outside the cooling guide pipe finished product. On indoor temperature or heating conditions, the guide pipe inner cavity supporting body in the inner cavity of the cooling guide pipe finished product is gradually solidified till being completely in a solidified state, and manufacturing of the detection tool is finished.
Owner:SHENYANG LIMING AERO-ENGINE GROUP CORPORATION
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