32results about How to "Suitable for large-scale automated production" patented technology

The invention discloses a thermoelectric protection element and a manufacturing method thereof. The thermoelectric protection element comprises a heating element, an insulated shell and an upper cover plate sequentially stacked from the bottom top, wherein the bottom surface of the heating element is provided with a first left electrode and a first right electrode; the top surface of the heating element is provided with a second left electrode and a second right electrode; the bottom surface of the upper cover plate is provided with a third left electrode and a third right electrode; the insulated shell is internally provided with a first cavity; the fixed end of a thermal drive switch is clamped between the bottom surface of the insulated shell and the second left electrode; and the moving end of the thermal drive switch is located inside the cavity of the insulated shell and is electrically contacted with the third right electrode in a normal state. The thermoelectric protection element also comprises a first left pad, a first right pad, a second left pad, a second right pad, a left-end electrode and a right-end electrode. According to the thermoelectric protection element, the structure is simple, large-scale automatic production is facilitated, the manufacturing cost is low, the element area is small, space is saved, and the thermoelectric protection element can be applied to the integrated circuit surface-mount technology.

The invention provides a multi-gas concentration detection device, a manufacturing method thereof and an alarm device. The multi-gas concentration detection device comprises a reflection gas chamber,a mid-infrared light source, light filters and a multi-channel detector; a first through hole and a second through hole are formed in the reflection gas chamber; the mid-infrared light source is inserted into the first through hole; the light filters at least comprise a reference light filter, a first light filter and a second light filter; the multi-channel detector at least comprises a referencechannel, a first channel and a second channel which are all located on the same plane and face the second through hole; the reference light filter covers the light inlet of the reference channel; thefirst light filter covers the light inlet of the first channel; the second light filter covers the light inlet of the second channel; and light emitted by the mid-infrared light source is gathered into the reference channel, the first channel and the second channel through the reflection air chamber. The multi-gas concentration detection device can synchronously detect the concentrations of various gases and mixed gases thereof.

The invention provides vacuum insulation panel machining equipment and a machining method, and relates to the technical field of vacuum insulation panel machining. The conveying device is fixed on the rack and is used for conveying the vacuum insulated panel; the first cutting device is movably arranged on the rack and is used for pre-grooving the vacuum insulated panel and forming a strip-shaped core material; the second cutting device is movably arranged on the rack and is used for cutting off the strip-shaped core material; the third cutting device is arranged on the rack in a lifting manner and is used for cutting off the vacuum insulated panel; the fourth cutting device is connected to the rack in a sliding manner and is used for cutting and separating the strip-shaped core material from the vacuum insulated panel; and the first cutting device, the second cutting device, the third cutting device and the fourth cutting device are sequentially arranged at intervals in the conveying direction of the vacuum insulated panel. According to the equipment, in the grooving machining procedure of the vacuum insulation panel, the design requirement can be met without secondary machining, the production efficiency is greatly improved, and the quality risk caused by secondary machining is further reduced.

The invention discloses a micro thermocouple threading device and a machining method, and belongs to the technical field of thermocouple manufacturing. The micro thermocouple threading device comprises a material storing and feeding mechanism, a thermocouple wire clamping mechanism, a wire feeding mechanism, a welding mechanism, a shearing mechanism and a machining platform, wherein the material storing and feeding mechanism conveys a U-shaped quartz long tube to a threading area above the machining platform; the wire feeding mechanism enables a traction wire to penetrate through the U-shaped quartz long tube and conveys the traction wire to a welding area above the machining platform; the thermocouple wire clamping mechanism is used for clamping a thermocouple wire and conveying the thermocouple wire after length comparison to the welding area above the machining platform to form lap joint with the thermocouple wire in the welding area; the welding mechanism is used for welding the thermocouple wire and the traction wire in the welding area; and the shearing mechanism shears off the redundant traction wire after the welded thermocouple wire and the traction wire move to the designated position, and therefore threading work is completed. Manual errors can be reduced, the threading efficiency is greatly improved, the production cycle of thermocouple products is shortened, and the labor intensity of operators is reduced.

The invention provides a carbon fiber heating wire for melting snow and ice on roads and bridges, which comprises an inner layer heating wire bundle, a carbon nano tube bucky paper glass fiber epoxy resin layer, a polytetrafluoroethylene layer, a crosslinked polyethylene layer and a stainless steel woven mesh sleeve which are sequentially wrapped from inside to outside. The inner layer heating wire bundle is used as an inner layer heating layer and consists of a plurality of carbon fiber heating wires; the carbon nano tube bucky paper glass fiber epoxy resin layer is used as a heat diffusion layer, the polytetrafluoroethylene layer is used as a middle layer, the crosslinked polyethylene layer is used as a secondary outer layer, and the stainless steel woven mesh sleeve is used as an outermost layer. Through the arrangement of the carbon fiber heating wire bundle, rapid heating, high electrothermal conversion efficiency, high tensile strength, light weight, stable chemical performance and long service life are realized, through the arrangement of the middle carbon nano tube bucky paper glass fiber epoxy resin layer, the overall heat transfer radius of the heating wire is enhanced, the heat loss in the outward heat transfer process of the heating wire is reduced, and rapid temperature rise, effective heat transfer, stability and durability can be ensured.

The invention discloses a steel waste acid and alkali liquor storage tank inner surface anticorrosion method. The steel waste acid and alkali liquor storage tank inner surface anticorrosion method utilizes the advantage of being strong in acid and alkali corrosion resistance of ethylene, and prepares a thick ethylene coating on the inner surface of a tank body. The steel waste acid and alkali liquor storage tank inner surface anticorrosion method includes the concrete steps that in a preparation method of the side wall anticorrosion coating, an extrusion forming machine is used for forming ethylene plates through extrusion according to the curvature of the inner wall of the tank body, the thickness of the ethylene plates is confirmed according to requirements of a user for use life, and the thicker the ethylene plates are, the longer the use life is; an acid and alkali corrosion resisting bonding agent is used for bonding the reverse sides of the ethylene plates and the inner wall of the tank body; a pressure hot melting method is used for connecting side ends of the ethylene plates; and the bottom and the top of the tank body are planes, flat ethylene plates can be directly purchased and cut into squares or other shapes facilitating splicing, and similarly, the reverse sides of the flat ethylene plates after being cut are bonded with the inner wall of the tank body, and the pressure hot melting method is used on the side faces of the flat ethylene plates after being cut. Due to the fact that the pressure melting weld is adopted, a weld joint is good in seal performance; the construction technology is simple, energy consumption is low, and efficiency is high; and forming and connection of the ethylene plates are low in cost and high in efficiency, the ethylene plates are long in use life, reduction of repair frequency and cost of a waste acid and alkali liquor storage tank is facilitated, and economic benefit of an enterprise is improved.

The invention provides laminated slab processing equipment, and relates to the field of building materials. The laminated slab processing equipment comprises a fixing table, a mounting frame, a fixing frame, a mounting box, an embedding plate, an adjusting plate and a forming pipe, and is characterized in that a conveying belt is arranged on the outer wall of the top end of the fixing table, a vibration motor is fixedly connected to the outer wall of the top end of the conveying belt, and a supporting ring is fixedly connected to the outer wall of the top end of the vibration motor; the mounting frame is arranged on the outer wall of the top end of the supporting ring, the mounting frame is connected with the embedding plate in an inserted manner, clamping plates distributed at equal intervals are arranged on the outer wall of the bottom end of the adjusting plate, the embedding plate is movably connected with the adjusting plate, and a fixing mechanism is arranged between the mounting frame and the adjusting plate. According to the laminated slab processing equipment, the bottom end of a laminated slab is more compact, the problem that the bottom of the laminated slab is likely to crack in automatic production is solved, and the defective rate is reduced.

The invention provides a plastic part injection molding production forming method. A forming mold is included and comprises a top plate, an upper mold plate, a lower mold plate and a bottom plate which are sequentially arranged. A first mold groove is formed in the upper mold plate and internally provided with a first mold. A second mold groove is formed in the lower mold plate and internally provided with a second mold. The first mold and the second mold are correspondingly arranged. A third mold and a fourth mold are symmetrically arranged between the first mold and the second mold. The third mold is connected with a first side drive block, and the fourth mold is connected with a second side drive block. The first mold, the second mold, the third mold and the fourth mold are correspondingly arranged in a matched manner. According to the plastic part injection molding production forming method, automatic machining of injection molding inserts can be achieved, the produced injection molding inserts in specific shapes are uniform in thickness, the injection molding machining precision is high, the product yield is high, rapid demolding can be achieved, the production efficiency is high, the product meets the requirement of the industry standard, and the plastic part injection molding production forming method is suitable for large-scale automatic production.