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88results about How to "Reduce push" patented technology

Rolling method of titanium steel composite board

The invention provides a rolling method of a titanium steel composite board. The rolling method comprises the following steps of: 1, selecting the titanium steel composite board provided with a titanium plate as an upper layer and a steel plate as a lower layer; 2, pre-treating a surface; 3, heating and soaking in a heating furnace; and 4, rolling on a hot mill, and removing scale and cooling by utilizing high-pressure water. According to different physical characteristics of the titanium plate and the steel plate under the high-temperature state, through setting the proper heating and soaking processes, and adopting the high pressure water to remove the scale and cool in the rolling process, an oxide skin on the surface of the titanium steel composite board is greatly reduced, and sundries on the surface of the titanium steel composite board are eliminated, meanwhile, the titanium plate and the steel plate are cooled at different water flows, so that the deformation degree of the titanium plate corresponds to the deformation degree of the steel plate, head buckle or unwarp phenomenon of the titanium steel composite board in the rolling process can be effectively prevented, and damage about a roller is greatly reduced; and the titanium steel composite board, rolled by the invention, has the advantages of clean and tidy surface, no foreign matters to press and good plate cut.
Owner:WESTERN TITANIUM TECH

Method for controlling oxide scales on surface of moderate thick plate

The invention provides method for controlling oxide scales on the surface of a moderate thick plate. The method comprises the following steps that: the heating temperature of a plate blank is controlled in the range of 1150 DEG C to 1200 DEG C; the heating temperature of the plate blank placed in a descaling machine is controlled to be lower than or equal to 1150 DEG C, the descaling machine adopts a single-step descaling mode, and the water pressure is from 18 MPa to 22 MPa; the target temperature of a rough rolling treatment for beginning rolling is controlled to be lower than or equal to 1100 DEG C, wherein the descaling is carried out by the rough rolling and the steel conversion in the first step, and the press-down rate of the rough rolling in the last treatment step is controlled in the range of 8% to 11%; and finally the descaling is carried out after finishing the first step of finish rolling. The method has the advantages of simplicity in treatment, convenience in operation, small investment, rapid effect and high production efficiency. In addition, the formation rate of secondary oxide scales on the high-temperature plate blank after being descaled is decreased; the primary oxide scales generated during the heating are removed; the press-in effect of the oxide scales on the surface is lightened obviously; and the surface defect of a rolled steel plate is lowered from original 7% to 1%, thereby improving the surface quality of the steel plate obviously.
Owner:ANGANG STEEL CO LTD

In-situ remediation apparatus used for organic substance polluted soil

The invention discloses an in-situ remediation apparatus used for organic substance polluted soil. The apparatus includes a support bottom frame, a loosener mechanism, a digging mechanism, a dosing mechanism, and a storage battery group, wherein a moving mechanism is arranged on the lower end of the support bottom frame. A vertical support bracket is arranged on one side of the upper end of the support bottom frame. Two groups of push rods are arranged on the vertical support bracket. The loosener mechanism is connected to the lower end of the support bottom frame. The dosing mechanism is arranged on the support bottom frame. The dosing mechanism includes a reagent box body and a box body cover plate. A liquid feeding pipe is arranged on the upper part of the reagent box body. A liquid discharge pipe is arranged on the bottom of the reagent box body. A dosing valve is arranged on the liquid discharge pipe and used for controlling the opening and closing of the pipeline. The storage battery group is disposed on the support bottom frame. The apparatus can solve the problem that an existing in-situ remediation apparatus is poor in remediation effect against organic substance pollutants permeating to the deep part of soil, and cannot flexibly and rapidly remediate soil from different sites.
Owner:耿言华

Multimedia resources recommendation method and device, electronic equipment and storage medium

The invention relates to a multimedia resources recommendation method and apparatus, an electronic device and a storage medium. The method comprises the steps of obtaining target object resources data determined based on a target object attribute of a target object and a target resources attribute of a to-be-recommended multimedia resources; based on a first preset number of target feature centers in a target data decoupling network, decoupling the target object resource data to obtain a first preset number of decoupled feature data, wherein the first preset number of decoupling feature data represents data after the target object attribute and the target resources attribute are decoupled to the first preset number of target feature centers; inputting the target object resources data and the decoupling feature data into a target interest recognition network for interest recognition to obtain a target interest index; and recommending target multimedia resources in to-be-recommended multimedia resources to the target object based on the target interest index. According to the embodiment of the invention, the interest preference of the object can be accurately captured, and the recommendation accuracy and effect are improved.
Owner:BEIJING DAJIA INTERNET INFORMATION TECH CO LTD

Device and method for reducing pressing-in of iron sheet ash during strip steel production through hot tandem rolling unit

The invention relates to a device and method for reducing pressing-in of iron sheet ash during strip steel production through a hot tandem rolling unit. The device for reducing pressing-in of the ironsheet ash during strip steel production through the hot tandem rolling unit comprises two sets of inlet lateral water spraying devices arranged at an inlet of a finishing mill, one set of outlet lateral water spraying device arranged at an outlet of the finishing mill, a dust removal water spraying device, an ash blocking plate and an upper guide plate structure. The inlet lateral water sprayingdevices blow and sweep strip steel, and the outlet lateral water spraying device blows and sweeps the strip steel. The dust removal water spraying device is composed of a plurality of dust removal spray nozzles, and water sprayed by the dust removal water spraying device is sprayed on the lower surface of the strip steel. The ash blocking plate is welded to the front portion of an upper guide plate at the inlet of the finishing mill, a composite plate is welded to each of the lower portions of the upper guide plates at the outlet and the inlet of the finishing mill, and the anti-corrosion function is additionally achieved. According to the device and method for reducing pressing-in of the iron sheet ash during strip steel production through the hot tandem rolling unit, through blocking andblow-sweeping, pressing-in of foreign matter in the surface of the strip steel is reduced, rust generation is eliminated by additionally achieving the anti-corrosion function, the pressing-in defectof the iron sheet ash is further reduced, and the quality of a strip steel product is improved.
Owner:BAOSHAN IRON & STEEL CO LTD

Flexibly adjusted environmental-protection fog gun machine applied to multiple occasions

The invention relates to the field of environmental protection equipment, in particular to a flexibly adjusted environmental-protection fog gun machine applied to multiple occasions. The environmental-protection fog gun machine comprises a machine seat, a fog gun tube, a water supply tank, a lifting adjustment device, a swinging adjustment device and an angle adjustment device, wherein an automatic walking device is arranged at the bottom of the machine seat; two sliding rails are symmetrically arranged at the top of the machine seat; the lifting adjustment device is arranged on the back sidesof the two sliding rails; the front sides of the sliding rails are vertically and movably provided with a boss through the lifting adjustment device; the fog gun tube can be disposed in an up-down swinging manner through the angle adjustment device; the swinging adjustment device is arranged on the outer side of the boss and is used for enabling the angle adjustment device to rotate horizontally;the water supply tank is arranged at the rear end of the machine seat and is communicated with the fog gun tube through a high-pressure hose; the bottom ends of the two sliding rails are in shaftingfit with the top of the machine seat; the front side of the machine seat is provided with a collection device; a bearing device is arranged between the two sliding rails. By the liftable and collectable properties of the fog gun tube in the flexibly adjusted environmental-protection fog gun machine, the flexibly adjusted environmental-protection fog gun machine is suitable for moving in various special dust removal places and on complex roads.
Owner:林燕

Micro-plus marketing service system based on big data

The invention discloses a micro-plus marketing service system based on big data, which is used for solving the problems that a traditional marketing service system cannot stop pushing inferior marketing products in time, and recommendation is too frequent, so that users have conflict mentality, and the use of the users is influenced. The micro-plus marketing service system comprises a data acquisition module, a server, a marketing analysis module and a marketing recommendation module, according to the invention, the verification connection value is obtained by analyzing the evaluation information of the marketing product purchased by the user, and verification is carried out and corresponding stop recommendation is carried out by the product verification personnel, so that the pushing of inferior marketing products can be reduced in time; the recommended interval duration of the user is obtained through conversion of the pushing interval value, so that the product information of the marketing product is reasonably pushed to the user, the watching duration of the user is counted, the pause pushing duration of the user is obtained through conversion, and the user can conveniently andreasonably pause receiving of marketing product pushing.
Owner:杭州博科思科技有限公司

Supporting device for solenoid valve body manufacturing

ActiveCN110947829AImprove punching qualityReduce deformationPhysicsSolenoid valve
The invention belongs to the technical field of valve body manufacturing, and particularly relates to a supporting device for solenoid valve body manufacturing. The device comprises a base, wherein two clamping bases are fixedly connected to the top of the base, a left supporting plate is fixedly connected to the left side of the clamping base on the left side, the bottom of the left supporting plate is fixedly connected with the base, the left supporting plate blocks the clamping base on the left side, a supporting plate is fixedly connected to the bottom of the clamping base on the right side, and the bottom of the supporting plate is fixedly connected with the base; and an adjusting assembly is arranged at the tops of the clamping bases and comprises a main limiting barrel, the top of the main limiting barrel is open, and an auxiliary limiting barrel is arranged in the main limiting barrel. Through the supporting effect of an arc-shaped plate, deformation of a valve body during punching is prevented, the punching quality of the valve body is improved, deformation of the valve body is reduced, a supporting column can descend and ascend through pushing and loosening the push rod,so that the arc-shaped plate can be conveniently pushed to a needed position, and can be rapidly adjusted to support a needed part, and the punching efficiency is improved.
Owner:广东威迪莱电器科技有限公司

Information pushing method and device based on three-dimensional model, equipment and storage medium

The invention discloses an information pushing method, device and equipment based on a three-dimensional model and a storage medium. The method comprises the following steps: receiving user information and a service scene sent by a client; determining user preference information according to the user information; determining a first recommended product according to the similarity between the userpreference information and preset product feature information; sending a preset three-dimensional model and first driving information matched with the first recommended product to the client, so thatthe client drives the three-dimensional model according to the first driving information to obtain a user expression image; receiving a user expression image sent by the client; determining a user emotion according to the user expression image; and determining new driving information according to the emotion of the user, and sending the new driving information to the client, so that the client drives the three-dimensional model according to the new driving information. Personalized financial product recommendation can be carried out according to user information, recommendation content is adjusted in real time according to user expressions, and financial product recommendation efficiency is improved.
Owner:CCB FINTECH CO LTD

Rolling storage shelf for storing PCB materials

The invention is applicable to the technical field of storage shelves for PCB materials, and provides a rolling storage shelf for storing PCB materials. The rolling storage shelf comprises a shelf body, drive devices arranged in first cross rods, and a switch arranged on the shelf body and used for controlling the motors to work, wherein the shelf body comprises a plurality of storage compartmentsused for storing the PCB materials, each storage compartment comprises one first cross rod and a second cross rod which are relatively spaced and horizontally arranged, and a plurality of rollers arranged between the first cross rod and the second cross rod, one end of each roller is rotationally connected with the first cross rod, the other end of the roller is rotationally connected with the second cross rod, and the first cross rod is of a hollow structure; and each drive device comprises a chain wheel fixedly connected to one end of each roller, a chain engaged with the chain wheel, and one motor driving the chain wheel to drive the roller to rotate. The rolling storage shelf for storing the PCB materials facilitates to take or store the various different materials for machining a PCBthrough the arrangement of the plurality of storage compartments and the arrangement of the plurality of rollers in each storage compartment, so that high material taking efficiency is achieved.
Owner:AOSHIKANG TECH CO LTD
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