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44results about How to "Adapt to the requirements of mass production" patented technology

Two-component silicone sealant for solar module resisting damp, heat and ageing and preparation method thereof

The invention discloses two-component silicone sealant for a solar module resisting damp, heat and ageing and a preparation method thereof. The sealant consists of a component A and a component B, wherein the component A adopts polydimethylsiloxane as the major material; and the component B comprises dispersion mediums, fillers, cross linking agent, coupling agent and catalyst; the component A comprises the following components in parts by weight: 100 parts of a, omega-dihydroxy polydimethylsiloxane with viscosity of 5000-50000cps, 3 to 20 parts of plasticizer and 50 to 150 parts of fillers; the component B comprises the following components in parts by weight: 100 parts of dispersion mediums, 10 to 45 parts of fillers, 20 to 50 parts of cross linking agent, 5 to 40 parts of silane coupling agent and 0.5 to 2 parts of catalyst; and the ratio of the component A to the component B in parts by weight is 100: (10-20). The sealant has the advantages of fast deep curing, wide adhesion, high strength of normal temperature and excellent resistance to damp, heat and ageing; after ageing for 1000 hours under the double-85 condition, the strength retention rate can be up above 80%; and the sealant is suitable for machine gluing, can largely improve module productivity, and adapts to the requirements of solar module mass production.
Owner:SHANGHAI HUITIAN NEW CHEMICAL MATERIALS CO LTD

Alkaline polishing method during production of passivated emitter rear contact (PERC) crystalline silicon solar cell

The invention belongs to a manufacturing technique of a solar cell, and relates to an alkaline polishing method during production of a passivated emitter rear contact (PERC) crystalline silicon solar cell. The method comprises the following steps of carrying out conventional processes of etching, diffusion and groove etching on a single-silicon wafer to remove positive-negative (PN) junctions at an edge and a back surface and plating of a silicon nitride film on a front surface by plasma enhanced chemical vapor deposition (PECVD), etching to remove silicon nitride plated on the back surface and at the edge in a rolling way by a belt driving way, and then carrying out polishing processing on the back surface through an alkaline groove; and depositing an aluminum oxide plated thin film on the back surface by an atomic layer, and carrying out conventional processes of laser grooving, metal paste silk-screen printing on the front surface and the back surface and sintering to prepare a PERC battery piece. The alkaline polishing process is integrated into the traditional PERC battery production process, the problems of complicated production process during the current introduction process of alkaline polishing, poor controllability, poor back surface passivation effect caused by plating a film layer on the front surface in a rolling way and the like are solved, so that the production the PERC battery based on alkaline polishing can meet the requirement of yield better.
Owner:JINENG CLEAN ENERGY TECH LTD

Hydraulic breaking hammer change-over valve and manufacturing method thereof

The invention discloses a hydraulic pressure breaking hammer selector valve and a manufacturing method thereof in the technical field of hydraulic components. The hydraulic breaking hammer selector valve takes a middle cylinder body as a valve body; a valve opening is formed on the valve body; an oil duct is communicated with the inner wall of the valve hole and led to a cylinder of the middle cylinder body; a valve jacket is arranged in the valve hole and matched with the valve hole; a valve plug is arranged in the valve jacket; and a valve cover is arranged on the end part of the valve hole. The selector valve is characterized in that the valve hole is an unthreaded hole; an annular groove is formed on the outer wall of the valve jacket corresponding to the position of an opening of the oil duct; and an oil hole communicates the annular groove with a centre hole of the valve jacket. The manufacturing method comprises the steps of processing the valve hole, the valve jacket, the valve plug and the valve cover; conducting heat treatment; and assembling finished products. The method of the hydraulic pressure breaking hammer selector valve has the advantages of processing conveniently, reducing processing difficulty and effectively ensuring precision. The selector valve has the advantages of high functional reliability, lower processing cost and suitability for batch production.
Owner:NANYANG KAITIAN ENG MACHINERY +1

Automatic sleeving device of magnetic ring insulating sleeves

The invention discloses an automatic sleeving device of magnetic ring insulating sleeves. The automatic sleeving device comprises a punching machine provided with a base, and magnetic rings arranged between the two insulating sleeves in a sleeved mode. One end face of each insulating sleeve is provided with an opening. The punching machine is provided with a punching head, a mechanical arm, a control panel and a displacement sensor. The bottom of the punching head is provided with a pressure sensor, and the periphery of the base is respectively provided with an automatic feeding device and a discharging and pushing device. The first automatic feeding device is provided with a first conveying rail, a second conveying rail and a third conveying rail. By means of the structure, the magnetic rings and the insulating sleeves can be matched through the automatic feeding device and the mechanical arm, and the magnetic rings and the insulating sleeves can be completely matched through the punching head. The pressure sensor can detect the pressure between the punching head and the insulating sleeves, the pressure is prevented from being excessively large, and the magnetic rings are prevented from being broken. The sleeving process of the magnetic rings and the insulating sleeves is wholly finished automatically, manual work participation is not needed, labor intensity is low, the automation degree is high, production efficiency is high, and the requirement for batched production can be met.
Owner:WUJIANG ZHENYU SEWING EQUIP

One-way low-voltage TVS device and manufacturing method thereof

The invention discloses a one-way low-voltage TVS device which comprises an N-type silicon wafer. A P1 doped region and a P2 doped region are arranged in the N-type silicon wafer. An N1+ doped region is arranged in the P1doped region. An N2+ doped region is arranged in the P2 doped region. An N3+ doped region is arranged on the side, away from the P1 doped region, of the P2 doped region in the N-type silicon wafer. An oxidation layer is arranged on the front face of the N-type silicon wafer. An upper metallization electrode and an interconnection metal layer are arranged on the upper surface of the oxidation layer. An N+ doped region and a lower metallization electrode are sequentially arranged on the back face of the N-type silicon wafer. Two inverted triodes are arranged inside the one-way low-voltage TVS device, the one-way TVS device with the low breakdown voltage and low electric leakage can be manufactured by setting the reasonable magnification times by means of the triode collector-emitter breakdown principle, the problem that high electric leakage is caused by Zener breakdown during low breakdown voltage is avoided, a manufacturing method is simple and easy to implement, and the one-way low-voltage TVS device meets the requirement for batch production.
Owner:捷捷半导体有限公司

Special portal type numerical-control milling machine for efficiently milling arc-shaped surface of tool

The invention discloses a special portal type numerical-control milling machine for efficiently milling an arc-shaped surface of a tool. The special portal type numerical-control milling machine comprises a portal lathe body (1), an orthogonal dragging plate (2), a Z-direction dragging plate (3), a main shaft base plate (4), tapered iron (5), a movable workbench (6) and an electromagnetic workbench (7). According to the special portal type numerical-control milling machine disclosed by the invention, the inclined iron is lined between the Z-direction dragging plate and the main shaft base plate, so that the rotation axis of an electric main shaft and the up-down motion axis of the Z-direction dragging plate form an inclination angle of 45 degrees; during working, a disc-shaped milling cutter performs intercross milling on a main rear surface of a hand hay cutter workpiece in a mode that the cutting rotation axis and a cutting feeding direction tilt at an angle of 86 degrees so as to form the arc-shaped surface; the tilting mode enables the small-diameter disc-shaped milling cutter to meet milling forming for the arc-shaped surface of the main rear surface of the hand hay cutter workpiece, so that the tool cost is reduced, and milling vibrations are reduced, and therefore, the technical scheme of deep-feeding, quick-advancing and heavy-load efficient milling can be achieved; andmilling processing for the arc-shaped main rear surface hand hay cutter by a paper cutter is achieved, and therefore, the purposes of improving efficiency, reducing cost and suitable for large-scalebatch production are achieved.
Owner:宁波德凯数控机床有限公司

Dough mixing device

The invention relates to a dough mixing device. The lower end of a supporting rod of the device is fixed on a machine frame, the middle part of a dough mixing rod is connected to the upper end of the supporting rod through a seventh rotating pair, a dough mixing hammer is fixed to one end of the dough mixing rod, the dough mixing hammer is located in a dough mixing box, the other end of the dough mixing rod is connected with one end of a second connecting rod through a first rotating pair, the other end of the second connecting rod is connected with one end of a fourth connecting rod through a fourth rotating pair, and the other end of the fourth connecting rod is connected to the machine frame through a sixth rotating pair; a motor is fixed on the machine frame; and one end of a first connecting rod is fixed on the output shaft of the motor, the other end of the first connecting rod is connected with one end of a third connecting rod through a second rotating pair, and the other end of the third connecting rod is connected to the middle part of the fourth connecting rod through a fifth rotating pair. The device disclosed by the invention simulates the movement process of manually making glutinous rice cakes, and the produced glutinous rice cakes are the same in flavor as manually made glutinous rice cakes.
Owner:GUANGXI UNIV

Reaction device for anode or cathode material of lithium battery

The invention discloses a reaction device for an anode or cathode material of a lithium battery. In the device, the lower end of a preheating section is connected with the upper end of a reaction section; a spiral feeding device passes through the insides of the preheating section and the reaction section; the lower end of the spiral feeding device is connected with a rotating motor; the bottom of the reaction section is connected with a cooling device; the outer wall of the preheating section is provide with a jacket for introducing hot flue gas; the lower part of the preheating section is provided with a hot flue gas inlet communicated with the jacket; the upper part of the preheating section is provided with a hot flue gas outlet communicated with the jacket; the outer wall of the reaction section is provided with a jacket for introducing hot flue gas; the lower part of the reaction section is provided with a hot flue gas inlet communicated with the jacket; the upper part of the reactions section is provided with a hot flue gas outlet communicated with the jacket; the preheating section and the outer wall of the reaction section are provided with loose air holes; the top of the preheating section is provided with a material inlet; a material outlet is formed outside the cooling device; and the top of the preheating section is provided with a gas outlet. The reaction device is easy to operate, runs stably, can be used for continuously and accurately producing anode and cathode materials for lithium batteries, and meets the requirement of large-scale industrial production.
Owner:济宁市无界科技有限公司

Corrosion-resistant treatment method for aluminum alloy parts with pipes

The invention belongs to the technical field of a corrosion resistance treatment for aluminum alloy workpieces, and particularly relates to a corrosion resistance handling method for aluminum alloy workpieces with pipes. The corrosion resistance handling method includes: coating an anti-corrosion material on the inner wall of the pipe of the aluminum alloy workpiece, sintering the aluminum alloy workpiece when the anti-corrosion material is dry, and then cooling. By means of forming a uniform coating material on the inner wall of the pipe via the anti-corrosion material, a corroding mechanism formed by active metallic aluminum and chloride ions as well as water is stopped, so that the corrosion resistance handling method can reach a good corrosion resistance effect and can fundamentally prevent the metallic aluminum from contacting with the chloride ions and the water; furthermore, the anti-corrosion material is resistant to corrosion of the chloride ions and the water, so that the corrosion resistance handling method is high in reliability, and service life of the aluminum alloy workpieces is prolonged. Long-term high-temperature high-pressure sintering to the aluminum alloy workpieces is not required, so that energy consumption and cost are reduced, working efficiency and productivity are improved, and requirements on large-scale production can be well met.
Owner:WUHU MIDEA SMART KITCHEN APPLIANCE MFG CO LTD

Semiconductor porcelain plate sand blasting machine capable of performing timing rotating sand blasting

The invention provides a semiconductor porcelain plate sand blasting machine capable of performing timing rotating sand blasting, and relates to the field of semiconductor processing equipment. According to the semiconductor porcelain plate sand blasting machine, a plurality of spraying guns (2) are arranged on the top end in a sand blasting machine body (1), the orientations of the plurality of the spraying guns (2) are the same, a rotation disk (3) is arranged inside the sand blasting machine body (1) and on the orientation position of the plurality of the spraying guns (2), the semiconductor porcelain plate sand blasting machine further comprises a timer (4), a controller (5) and a driver (6), the rotation disk (3) is connected with the driver (6) arranged on the outer portion of the sand blasting machine body (1), the driver (6) is connected with the controller (5), and the timer (4) is connected with the controller (5). According to the present invention, with the semiconductor porcelain plate sand blasting machine, timing rotating sand blasting can be performed on the semiconductor porcelain plate, the problems of high labor intensity, low work efficiency and not good sand blasting effect of manual sand blasting can be solved, characteristics of no requirements of worker care at any time, time saving, labor saving, simple structure, easy achieving and strong practicality are provided, and the requirements of mass production can be met.
Owner:KUNSHAN SHANGDAZHI MACHINERY

Manganese oxide reduction system of internal heating type rotary kiln

The invention discloses a manganese oxide reduction system of an internal heating type rotary kiln, which comprises a preheating drying kiln, the internal heating type rotary kiln, a powder spraying type combustor, a water cooling conveyer and a desulphurization dust removing tower, wherein the preheating drying kiln, the internal heating type rotary kiln, the powder spraying type combustor and the water cooling conveyer are connected sequentially in an inclined manner; the preheating drying kiln is a feed end of the system, and the water cooling conveyer is a discharge end of the system; and the desulphurization dust removing tower is connected to a feed end of the preheating drying kiln through a fan and a pipeline. The desulphurization dust removing tower is a countercurrent rotation type water film desulphurization dust removing tower and includes a tower body made of plastic. A lower part of the tower body is provided with an inlet chamber, an upper end is provided with an emptying chimney, and an upper part in the tower body is provided with a spraying device, a multi-layer water diversion sieve plate and a tilting swirling flow plate. The water diversion sieve plate is arranged below the spraying device. The tilting swirling flow plate is arranged between the water diversion sieve plate and the inlet gas. The manganese oxide reduction system of the internal heating type rotary kiln used for producing electrolysis manganese metal largely reduces the production of waste residue, and has advantages of high mechanization degree, high productivity, and strong technique continuity.
Owner:湘西自治州德邦锰业有限责任公司

An automatic fitting device for a magnetic ring insulating sleeve

The invention discloses an automatic sleeving device of magnetic ring insulating sleeves. The automatic sleeving device comprises a punching machine provided with a base, and magnetic rings arranged between the two insulating sleeves in a sleeved mode. One end face of each insulating sleeve is provided with an opening. The punching machine is provided with a punching head, a mechanical arm, a control panel and a displacement sensor. The bottom of the punching head is provided with a pressure sensor, and the periphery of the base is respectively provided with an automatic feeding device and a discharging and pushing device. The first automatic feeding device is provided with a first conveying rail, a second conveying rail and a third conveying rail. By means of the structure, the magnetic rings and the insulating sleeves can be matched through the automatic feeding device and the mechanical arm, and the magnetic rings and the insulating sleeves can be completely matched through the punching head. The pressure sensor can detect the pressure between the punching head and the insulating sleeves, the pressure is prevented from being excessively large, and the magnetic rings are prevented from being broken. The sleeving process of the magnetic rings and the insulating sleeves is wholly finished automatically, manual work participation is not needed, labor intensity is low, the automation degree is high, production efficiency is high, and the requirement for batched production can be met.
Owner:WUJIANG ZHENYU SEWING EQUIP

System and method for self-adaptively downloading automobile instrument aging processes on basis of graphic comparison mode

The invention discloses a system and method for self-adaptively downloading automobile instrument aging processes on the basis of a graphic comparison mode, relates to a system and method for self-adaptively downloading instrument aging processes, and aims at solving the problem that the existing downloading of instrument aging processes is relatively low in correctness due to excessive manmade operations. The system comprises an instrument information input module, a database forming module, a to-be-aged instrument information acquisition module, a to-be-aged instrument model analysis module and a process downloading module, wherein the instrument information input module is used for adopting an image processing technology to extract feature values of instruments and inputting the feature values into a computer; the database forming module is used for associating and locking the feature values input in the computer with corresponding instrument aging processes to form a database; the to-be-aged instrument information acquisition module is used for connected to-be-aged instruments with the computer and transmitting information into the computer; the to-be-aged instrument model analysis model is used for finding and displaying processes associated and locked with the to-be-aged instruments in the database; and the process downloading module is used for automatically downloading the found processes associated and locked with the to-be-aged instruments into the to-be-aged instruments. The system and method disclosed by the invention are used for the field of instrument aging process downloading.
Owner:AEROSPACE HI TECH HLDG GROUP

Automobile instrument program adaptive downloading system and method based on graphic comparison mode

The invention discloses an automobile instrument program adaptive downloading system and method based on a graphic comparison mode, relates to automobile instrument program adaptive downloading systems and methods and aims to solve the problem that existing instrument program downloading is low in accuracy due to excessive manual operation. The method comprises the steps that an image processing technology is adopted, and a feature value of an instrument is extracted and input into an instrument information input module of a computer; the feature value input into the computer is associated and locked with a corresponding instrument program to form a database formation module of a database; a program-to-be-copied instrument is connected with the computer, and information is transmitted to a program-to-be-copied instrument information collection module in the computer; a program-to-be-copied instrument model analysis module of a program associated and locked with the program-to-be-copied instrument is found in the database and displayed; and the found program which is associated and locked with the program-to-be-copied instrument is automatically downloaded to a program downloading module in the program-to-be-copied instrument. The automobile instrument program adaptive downloading system and method are applied to the field of instrument program downloading.
Owner:AEROSPACE HI TECH HLDG GROUP
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