126results about How to "Easy extrusion" patented technology

The invention relates to the technical field of material processing, and discloses a silicon-containing composition for processing a chlorine-containing polyolefin material and a preparation method, which are used for solving the problems of processing and extrusion of the chlorine-containing polyolefin composite material. The invention relates to a silicon-containing composition for processing a chlorine-containing polyolefin material. The silicon-containing composition comprises 5-95 parts of modified polysiloxane, 5-95 parts of hydrocarbon wax, 5-95 parts of fatty acid amide, 5-95 parts of metallic soap and 1-5 parts of other auxiliaries. The silicon-containing composition for processing the chlorine-containing polyolefin material is applied to processing and extrusion of the chlorine-containing polyolefin composite material, modified polysiloxane not only contains a plastic-loving part but also contains a filler-loving part, and meanwhile, the whole molecular structure takes organic silicon as a main chain, so that the special performance of the organic silicon is achieved; according to the present invention, the chlorine-containing polyolefin composite material is compounded with other lubricants so as to achieve efficient internal and external lubrication, high cost performance and no precipitation, can effectively delay the decomposition time of the chlorine-containing polyolefin, can weaken the adhesion effect between the chlorine-containing polyolefin and the metal, can substantially prolong the screw cleaning time during the processing of the chlorine-containing polyolefin composite material, and can improve the production efficiency.

The utility model discloses extrusion production equipment for glass cement processing, which comprises an n-shaped frame, an air cylinder fixedly mounted at the top end, a pressing plate clamped at the output end of the air cylinder, a cement outlet pipe penetrating through the top end of the pressing plate, vertical plates arranged on two sides in the n-shaped frame, and arc-shaped clamping plates fixedly connected to the top ends and the bottom ends of the vertical plates. Rubber sheets are fixedly connected to the side walls, away from the vertical plate, of the arc-shaped clamping plates, and cross rods are fixedly connected to the top and the bottom of one side wall of the vertical plate; the bottom end of the n-shaped frame is fixedly connected with a base, a sliding plate is arranged in the base, and a limiting groove used for containing the stirring barrel is formed in the top end of the sliding plate. And through the sliding plate, the limiting groove, the sliding groove, the clamping plate and the like, the limiting structure can be tightly attached to the stirring barrel placed in the extrusion equipment, so that the stirring barrel is clamped and fixed, and the stability of the stirring barrel is improved when the stirring barrel is extruded by the pressing plate.

The invention relates to the technical field of mullite brick production, in particular to a mullite brick production pouring device which comprises a conveying frame. The storage barrel is arranged above the conveying frame through a supporting frame; the fixing frame is fixedly mounted on the top surface of the conveying frame; the air cylinder is fixedly installed on the top face of the fixing frame, and the telescopic end of the air cylinder penetrates through the top face of the fixing frame; the pressing plate is fixedly installed at the telescopic end of the air cylinder. Compared with the prior art, by arranging the pressing plate and the cleaning assembly, in the resetting process of the pressing plate, a third transmission gear drives a connecting rod to rotate, a coil spring accumulates force, and when the pressing plate is completely reset, the coil spring releases energy, drives the connecting rod to rotate reversely and drives a reciprocating lead screw to rotate, so that a sliding plate is driven to slide back and forth along a guide rod, and a cleaning scraping plate cleans the bottom face of the pressing plate; the bottom face of the pressing plate can be automatically cleaned after the pressing plate is used every time, residues are prevented from affecting next-time use, and therefore automatic cleaning of the bottom face of the pressing plate and collection of materials are achieved.

The invention discloses a powder treating agent, two-component heat-conducting gel as well as a preparation method and application of the two-component heat-conducting gel. The powder treating agent is prepared by sequentially carrying out hydrosilylation reaction on D4H cyclotetrasiloxane, vinyl silane, olefin and phenyl vinyl silicone oil. Wherein the structural formula of the vinyl silane is Vi-Si-(OR1) 3, and OR1 is a methoxy group, an ethyoxyl group, a formyloxy group or an acetoxyl group; the structural formula of the olefin is # imgabs0 # 20 > = q > = 8; and Vi is vinyl. According to the powder treating agent disclosed by the invention, a polysiloxane polymer and a phenyl group are introduced, so that the powder treating agent has excellent temperature resistance, is not degraded and volatilized under the condition of long-time high-temperature aging, ensures that hardness and thermal resistance are not obviously increased and has excellent thermal stability, and when the powder treating agent is used in heat-conducting gel, the thermal stability of the heat-conducting gel is effectively improved, and the service life of the heat-conducting gel is prolonged. And the service life and the period of the electronic component are prolonged.

The utility model discloses a connecting cable for battery energy storage, which comprises a fifth type conductor formed by twisting tinned copper wires, an insulating layer extruded outside the conductor, an elastic sheath layer extruded outside the insulating layer, and a plurality of ribs arranged at equal angles on the outer circumferential surface of the insulating layer by taking the center of the conductor as a circle center, the insulating layer and the sheath layer are arranged on the outer circumferential surface of the elastic sheath layer, so that the joint surface of the insulating layer and the sheath layer is gear-shaped on the radial cross section of the cable, the ribs are semicircular cross-section ribs, semicircular cross-section grooves are arranged between the adjacent semicircular cross-section ribs, and a plurality of protective ribs are arranged on the outer circumferential surface of the elastic sheath layer by taking the center of the conductor as the center of a circle at equal angles. The insulating layer and the sheath layer of the connecting cable for battery energy storage are firmly connected, the insulating layer and the sheath layer cannot be separated when the connecting cable is in a small-radius bending state for a long time, and the connecting cable has good bending performance and heat dissipation performance and can meet the use requirement of serving as a direct current side connecting cable in a battery energy storage system.

The utility model relates to the technical field of plastic particles, in particular to an energy-saving extrusion temperature control unit for plastic particles. The discharging device comprises a discharging box, and the bottom of the discharging box is movably connected with a plurality of disassembling and assembling assemblies; the end, penetrating out of the discharging box, of the dismounting and mounting assembly is fixedly connected with a valve assembly, the end of the valve assembly is fixedly connected with constant-temperature pipes, the bottoms of the constant-temperature pipes are fixedly connected with grain plates, and the multiple constant-temperature pipes are in different temperature environments. A plurality of constant-temperature pipes with different temperatures are conveniently installed at the bottom of the discharging box through the dismounting and mounting assembly, materials are poured into the discharging box, the materials in the discharging box are conveyed into the valve assemblies while being stirred through rotation of the pushing assembly, the materials enter the constant-temperature pipes conveniently by adjusting the valve assemblies, and the materials are conveyed into the discharging box through the valve assemblies. Plastic particles at different temperatures can be conveniently granulated at the same time through a plurality of constant-temperature pipes at different temperatures, and materials in the constant-temperature pipes are extruded out of round holes of a granule plate through rotation of a conveying assembly.

The utility model provides a negative pressure drainage device used for preventing peritoneal drainage liquid from exosmosis, and relates to the technical field of medical supplies, the negative pressure drainage device comprises a negative pressure container used for providing a negative pressure environment needed by drainage; one end of the drainage tube is connected with the negative pressure container, and the other end of the drainage tube is an open drainage end; the air bag is arranged around the drainage tube close to the drainage end; the air inflation assembly is used for inflating the air bag; when the inflation assembly is used for inflating the air bag, the expanded air bag can seal and fill the gap between the drainage tube and the peritoneal cavity surgical incision around the drainage tube. The device has the effect of preventing exosmosis of abdominal cavity liquid media from the surgical incision of a patient after detumescence.

The utility model discloses a battery central tube and a battery, the battery central tube comprises a central body, the central body is arranged in a roll core of the battery, and the central body is an aerogel structure body. Through the application of the aerogel central tube structure, the aerogel central tube structure suitable for the cylindrical battery is provided, the wettability of electrolyte in the battery can be effectively improved, the infiltration rate of the electrolyte in the periodic extrusion and infiltration process is promoted, and the electrical performance exertion of the battery is ensured; meanwhile, after the aerogel absorbs the electrolyte, the aerogel is converted into lyogel and is tightly attached to the inner wall of the roll core through the swelling effect, and the collapse problem of the center hole is relieved; the central tube has the characteristics of simple structure, light weight, flame retardance and acid and alkali resistance, the service life of the central tube is further prolonged, the infiltration of electrolyte and the transmission of gas generated in the working process of the battery can be promoted through the porous outer wall, and the cycle life of the battery is favorably prolonged.

The invention provides wire extrusion equipment for a 3D blind box printer, and belongs to the technical field of 3D printers, the wire extrusion equipment comprises a box body, a first driving assembly, a second driving assembly, a wire feeding assembly, a heating assembly, an extrusion assembly and a cleaning assembly, and the bottom of the box body is provided with a discharging pipe; the wire feeding assembly, the heating assembly and the extrusion assembly are arranged in the box body, the second driving assembly is installed on the side wall of the box body, and the second driving assembly is used for driving the wire feeding assembly to rotate so as to deliver a wire to the heating assembly, so that the wire is heated and melted by the heating assembly. Compared with the prior art, after 3D printing is completed, molten-state wire raw materials remaining in the discharging pipe can be cleaned, so that the situation that the remaining molten-state wire raw materials are solidified in the discharging pipe is avoided, the discharging pipe is prevented from being blocked, and the wire extrusion effect during subsequent 3D printing is improved.

The utility model discloses a safe enema device, which relates to the technical field of enema treatment, and comprises an operation grab handle, one end of the operation grab handle is fixedly connected with an insertion tube, the other end of the operation grab handle is fixedly connected with a liquid supply mechanism through an infusion tube, an inner cavity of the operation grab handle is communicated with the infusion tube and the insertion tube, and the front side of the insertion tube is provided with an insertion head. By means of the operation grab handle and the insertion tube, a medical worker can hold the operation grab handle to insert the insertion tube into the anus of a patient for enema operation, by means of the arranged non-return sleeve, overflowing enema liquid is received through the horn-shaped structure of the non-return sleeve, and when the insertion tube is pulled out after enema is completed, the insertion tube is pulled out. Overflowed enema liquid is prevented from flowing to one side of the operation grab handle along the outer wall of the insertion pipe, pollution of the enema liquid is reduced, follow-up cleaning is facilitated, through the arranged extrusion nut and threaded fit of the extrusion nut and the insertion pipe, the operation of extruding the air conveying rubber bag is facilitated, the operation of expanding the non-return sleeve is facilitated, the structure is simple, and use is convenient.

The utility model discloses a split charging device for liquid silicone rubber, and relates to the technical field of split charging devices, the split charging device comprises a split charging seat and a rubber box mounted on the outer wall of the top of the split charging seat, an airtight box is fixedly connected to the outer wall of one side of the split charging seat, the same airtight pipe is connected between the airtight box and the rubber box, and a pouring assembly is arranged on the outer wall of the bottom of the rubber box; an air pump is fixedly connected to the outer wall of one side of the split charging base, and an output port of the air pump is connected to the airtight box through a pipeline. The airtight box is arranged on the subpackaging seat, and the airtight pipe is connected with the airtight box, so that high-pressure gas in the airtight box is conveniently conveyed into the glue box, and the glue solution is accelerated to be discharged from the glue solution by increasing the air pressure in the glue box, so that the adhesion condition during subpackaging of the glue solution is avoided.

The invention belongs to the technical field of high polymer materials, and particularly relates to high-thermal-conductivity and high-strength solid silicone rubber and a preparation method thereof. The high-thermal-conductivity and high-strength solid silicone rubber provided by the invention is prepared from the following raw materials in percentage by weight: 3%-30% of methyl vinyl silicone rubber, 3.1%-4.6% of white carbon black, 0.1%-1% of a white carbon black modifier, 0.3%-0.6% of a cross-linking agent, 0.01%-0.03% of a catalyst and the balance of filler, totaling 100%. The thermal conductivity of the high-thermal-conductivity and high-strength solid silicone rubber reaches 2.01 W / m.K and is superior to that of a traditional material, the heat conduction bottleneck of a charging gun can be effectively solved, and the heat dissipation efficiency is improved.

The degradable master batch extrusion molding device comprises an extrusion molding machine, a feeding hopper is installed at the top end of the extrusion molding machine, a feeding cover is arranged outside the top end of the feeding hopper in a sleeved mode, crushing rollers are arranged on the two sides of the bottom end of the interior of the feeding hopper, an outer ring is arranged outside the feeding hopper in a sleeved mode, and the outer ring is provided with a feeding hole. And temporary storage cavities are uniformly formed in the outer ring. Through the action of the outer ring, when the master batch upwards rushes out, the master batch can be temporarily stored in the temporary storage cavity, possible continuous upwelling of the master batch in the crushing process is reduced due to the fact that the inner diameter of the temporary storage cavity is different from the inner diameter of the feeding hopper, and the master batch can be conveniently and rapidly crushed through cooperation of the rotating block, the supporting ring and the like. Therefore, the top end of the feeding hopper can be shielded to a certain degree, the size of an opening of the feeding hopper is reduced, and upward splashing of the master batch in the crushing process is reduced.

The utility model relates to a wine spear, the wine spear includes the casing, is equipped with the wine pipe, the sealing washer, the spear cover and the spring in the casing, the casing includes the upper casing and the lower casing, the lower casing outside fixedly connected with the bag mouth sealing piece, the bag mouth sealing piece outside is provided with the wine bag, the bag mouth of wine bag is pressed between the lower casing and the bag mouth sealing piece, the wine pipe stretches out from the lower end of lower casing and enters the inside of wine bag, the sealing washer and the spear cover all are equipped with the outside of wine pipe, and the sealing washer and the spear cover fixedly connect, the spear cover includes the first abutment, the lower casing includes the second abutment, the upper end of spring and the first abutment abut, the lower end of spring and the second abutment abut, the sealing washer includes the third abutment, the upper casing includes the fourth abutment, the spear cover still includes the fifth abutment, the lower casing still includes the sixth abutment, the lower casing is equipped with the airflow notch, the airflow notch is equipped with the outside of wine bag, and the wine pipe is equipped with the wine notch, the wine spear of the utility model can cooperate with wine bag and use, and the simple structure is lower in manufacturing cost.

The invention discloses a cable production extrusion device which comprises an extruder with a feeding hopper, a discharging pipe of a conical cylinder structure is arranged at the end, away from the feeding hopper, of the extruder, and a heat conduction supporting plate is jointly connected between the discharging pipe and a sleeve. A heat conduction bin is arranged at the end, away from the extruder, of the side, opposite to the sleeve, of the heat conduction supporting plate, and a first spiral water pipe and a second spiral water pipe are arranged between the discharging pipe and the heat conduction supporting plate in a sleeving mode and located on the outer wall of the heat conduction supporting plate. A water storage bin with a water inlet pipe and a water outlet pipe is arranged in the sleeve and in the circumferential direction of the heat conduction supporting plate, and an annular partition plate is arranged in the water storage bin and divides the inner space of the water storage bin into a water inlet cavity and a water outlet cavity. According to the cable production extrusion device, whole-section heating in the material extrusion process can be achieved, the uniformity and continuity of material heating are improved, the situation that extrusion is hindered by cooled materials is reduced, and therefore the extrusion effect of the materials is improved.

The utility model relates to the technical field of plastic pipe production, in particular to a plastic extruding machine for plastic pipe production. According to the technical scheme, the extrusion molding device comprises an extrusion molding body and a raw material barrel, a heating pipe and a cooling pipe are fixedly installed in the extrusion molding body, driving reels are rotationally installed on the inner wall of the heating pipe and the inner wall of the cooling pipe, and a driving motor with the output end connected with the driving reels is fixedly installed on one side of the extrusion molding body; a plurality of sets of heating rods are fixedly installed in the heating pipe at equal intervals, and annular temperature sensors are fixedly installed between the heating rods. Through the combination of various structures, the plastic extruding machine can be used for heating and melting raw materials in different areas, the electric energy consumption during the operation of the plastic extruding machine can be reduced by adjusting the operation power of the heating rods in different areas, and the cost is reduced under the condition that the normal operation of the plastic extruding machine is not influenced; and the plastic extruding machine can automatically mix and discharge various raw materials, so that the functionality of the plastic extruding machine is improved, and the limitation during use is reduced.

This invention discloses a nasal topical medication application system, relating to the technical field of nasal topical medication application devices. To improve the medication application effect, the device includes a receiving bottle with a dispensing section at its top. Delivery pipes are fixed to the inner walls of both sides of the top of the receiving bottle via fixed supports. The delivery pipes are located at the center of the inner side of the dispensing section, and an airflow channel is provided between the delivery pipes and the dispensing section. The system includes the aforementioned medication application device, as well as a nasal topical medication formula and a preparation method for the formula. The formula includes the following components: seawater and purified water. This invention features a stirring mechanism. The user can press the connecting rod to apply an axial force to the rotating column. The sliding ball and the spiral groove form a sliding engagement, causing the rotating column to rotate, which in turn drives the stirring part to rotate, achieving stirring and avoiding uneven mixing of the drug components, thus improving the medication application effect.

The present invention relates to the technical field of nano calcium carbonate, and in particular to a single-component dealcoholized nano calcium carbonate for silicone adhesive and a preparation method thereof. The preparation method comprises the following steps: S1, carbonizing Ca(OH)2 refined slurry to obtain a carbonized liquid; S2, heating the carbonized liquid to 55-75°C, adding a modifier I for modification, obtaining a nano calcium carbonate slurry, and obtaining a nano calcium carbonate powder after filter pressing and drying; S3, modifying the nano calcium carbonate powder with a modifier II to obtain a dealcoholized nano calcium carbonate for silicone adhesive; the modifier I is composed of C 16 ‑C 20 One of fatty acid and its salt, sulfonate and its ester, and advanced phosphate is mixed with chelated titanate coupling agent in a mass ratio of 2-4:1; modifier II is mixed with titanate coupling agent and silane coupling agent. The one-component dealcoholized silicone adhesive prepared from nano calcium carbonate has excellent properties of low modulus, high elongation, high adhesion and high storage stability.

The present invention discloses a five-layer co-extruded film production unit, including a hollow base, five extruders are arranged on the base, a feed hopper is arranged on the extruder, a water tank is fixedly connected to the base, a die head is fixedly connected to the side wall of the water tank through a rod, the extruder is connected to the die head, a first side block and a second side block are fixedly connected to the base, both the first side block and the second side block are hollow structures, a servo motor is fixedly connected to the side wall of the base through a bracket, the output shaft of the servo motor is fixedly connected to a rotating shaft, and the rotating shaft and the base are connected to rotate through a bearing. The advantage is that the production unit of the present invention has a better cooling effect, and the heat of the film can be reused, so that the unit is more energy-saving, and at the same time, a good corona treatment effect can be guaranteed, and the cost of the production unit is low, while also ensuring a certain degree of automation, which is more suitable for use in small factories.

The present application provides a kind of coffee machine, including shell, heating module, hot water pipe, grinding wheel structure, powder box, drive control mechanism, shell and floating block, grinding wheel structure includes outer grinding wheel and inner grinding wheel, inner grinding wheel is arranged in the grinding hole of outer grinding wheel, grinding wheel structure separates the inner cavity of shell into grinding chamber and brewing chamber, grinding hole between the outer grinding wheel and the outer wall of inner grinding wheel forms grinding wheel gap, drive control mechanism can control outer grinding wheel or inner grinding wheel rotation, heating module is arranged in shell, the water outlet of heating module is communicated with hot water pipe, the water outlet of hot water pipe is arranged in the upper portion of the inner cavity of shell and is communicated with grinding chamber, or, the water outlet of hot water pipe is arranged in the upper portion of powder box and is communicated with brewing chamber.The present application coffee machine integrates grinding and brewing, can be prepared multiple styles of coffee, improve user experience, ensure user health, and simple structure, low production cost.

The utility model belongs to the technical field of packaging structures, and particularly relates to a novel toothpaste packaging structure which comprises a top packaging cover, an extrusion head is arranged at the top of the top packaging cover, an extrusion hole is formed between the top packaging cover and the top and the bottom of the extrusion head in a penetrating mode, and the bottom of the top packaging cover is connected with a soft toothpaste tube. The inner side of the bottom of the soft toothpaste tube is coated with a bottom packaging plate, the bottom of the bottom packaging plate is connected with a clamping base, the clamping base and the bottom packaging plate are matched to clamp and seal the edge of the bottom of the soft toothpaste tube, the top of the bottom packaging plate is provided with a first guide wire fixing base, and the top of the first guide wire fixing base is connected with a guide wire; the top of the guide wire is connected with a second guide wire fixing seat, the second guide wire fixing seat is arranged on the inner side of the top packaging cover, the guide wire penetrates through the push plate, and a residue extrusion rod is arranged on the top of the push plate.

The invention discloses a flat wire coating die, which comprises an inner die and an outer die, wherein the inner die is formed with an inner die opening, and the contour of the inner die opening is set in a dumbbell shape; the outer die is set on the outer side of the inner die, and the outer die opening is provided at a position of the outer die corresponding to the inner die opening, and the contour of the outer die opening is set in a rectangular shape. The invention improves the structure of the flat wire coating die, improves the uniformity of the thickness of the coating layer of the flat wire, achieves a better coating effect, and improves the qualified rate of the finished product.

The utility model discloses an automatic cooling extrusion assisting device for extrusion forming, which comprises an extrusion table, the rear side of the extrusion table is fixedly connected with a cutting mechanism, the extrusion table comprises a top plate, four edges of the bottom of the top plate are fixedly connected with support rods, four edges of the top of the top plate are fixedly connected with guide blocks, and the guide blocks are fixedly connected with the cutting mechanism. U-shaped plates are fixedly connected to the inner sides of the front set of supporting rods and the rear set of supporting rods correspondingly, hydraulic push rod connecting plates are fixedly connected to the inner sides of the two U-shaped plates correspondingly, and the extrusion table is arranged, so that rapid extrusion forming of metal is achieved, and the metal can be cooled in time in the extrusion forming process; the device is simple in structure and convenient to operate, the deformation problem of metal caused by high temperature is effectively avoided, the precision and quality of metal products are ensured, in addition, the convenience and practicability of operation are fully considered in the design of the device, a worker can easily complete extrusion forming and cooling treatment of the metal, and the working efficiency is greatly improved.

The utility model discloses stuffing extrusion equipment for spring roll processing, and belongs to the technical field of spring roll processing. The stuffing extrusion equipment for spring roll processing comprises a material storage box and further comprises a spiral material conveying pipe fixedly arranged on the material storage box, the input end of the spiral material conveying pipe is communicated with the material storage box, and an extrusion pipe is fixedly arranged at the output end of the spiral material conveying pipe; the stirring shaft is rotationally arranged in the material storage box, a plurality of groups of stirring plates are fixedly arranged on the stirring shaft and are obliquely arranged, and a motor for driving the stirring shaft to rotate is fixedly arranged at the bottom of the material storage box; according to the utility model, the stirring shaft is rotatably arranged in the material storage box, and the spiral material conveying pipe is utilized to extrude stuffing, so that on one hand, seasoning in the stuffing can be uniformly distributed and fully mixed with the stuffing through stirring, the taste of spring rolls is improved, and on the other hand, the stuffing can be stirred and extruded while the stuffing is stirred and extruded; and stuffing is added into the storage box while continuous extrusion is kept, so that the production efficiency is improved.

The utility model discloses a weighing and tobacco loading vehicle with single sensor relates to leafy plant's packing plant technical field, it includes from top to bottom in turn stack loading's vehicle body subassembly, weighing subassembly, base subassembly and mobile subassembly, the vehicle body subassembly includes vehicle body member and sets up in its lower part's vehicle body chassis member, the vehicle body chassis member includes vehicle body bottom frame 13 and a pair of load unloading pressure beam 3, load unloading pressure beam 3 is set in the middle front middle rear part of vehicle body bottom frame 13 lower part left and right direction, and its left and right ends are shorter than the inboard of vehicle body bottom frame 13, with simple structure, convenient to use, long service life, and weighing measurement is accurate, can with weighing, compression, packing, go out the package automatic equipment matching characteristics with extrusion type compression, packing and discharge equipment matching, can be used for tobacco compression and bagging packing, also can be used for straw, wheat straw and kelp etc. Leaf stem class agricultural product's compression and bagging packing.

The invention discloses a photovoltaic cable material and a preparation method thereof. The cable material is prepared from the following raw materials in parts by weight: 5 to 12 parts of maleic anhydride grafted hydrogenated styrene-butadiene, 10 to 18 parts of an ethylene-octylene copolymer, 10 to 20 parts of ethylene butyl acrylate, 25 to 45 parts of a flame retardant, 5 to 10 parts of a synergistic flame retardant, 0.5 to 2 parts of an antioxidant, 1 to 3 parts of a lubricant, 1 to 2 parts of a silane coupling agent, 0.5 to 1.5 parts of a polyfunctional group cross-linking agent and 0.5 to 1.3 parts of carbon nanotubes. The photovoltaic cable material disclosed by the invention can simultaneously meet the requirements of insulation and sheathing, namely, one material can simultaneously meet the requirements of insulation and sheathing, the material is subjected to one-time extrusion molding through an extruder, two-time processing of a conventional photovoltaic cable insulation material and a conventional photovoltaic cable sheathing material is avoided, energy conservation and efficiency improvement can be realized, and the production cost is reduced. The wire is excellent in insulating property, mechanical property, flame retardant property, heat resistance and weather resistance after being irradiated and crosslinked by the electron accelerator, the requirements of photovoltaic cable application occasions can be met, the service life reaches 25 years, and various properties of the wire meet the requirements of European Union EN50618: 2014 and IEC62930: 2017 standards.

The present invention relates to the field of thermal conductive silicone extrusion, and in particular to an extrusion mechanism for thermal conductive silicone processing. The technical problem is that the traditional thermal conductive silicone extrusion mechanism is easy to adhere to the thermal conductive silicone, resulting in the extruded thermal conductive silicone being incomplete, and it is not convenient to produce thermal conductive silicone of different shapes, and the applicability is low. An extrusion mechanism for thermal conductive silicone processing includes a base frame, an extrusion frame, an injection pump, a motor, etc.; the top of the base frame is fixedly connected to an extrusion frame, the extrusion frame is fixedly connected to an injection pump, and the top of the extrusion frame is fixedly connected to a motor. The worker starts the motor, thereby driving the cooling rotating frame to rotate. The rotation of the cooling rotating frame can cool the thermal conductive silicone more fully. In addition, the cooling rotating frame breaks up larger pieces of thermal conductive silicone, thereby making the thermal conductive silicone more uniform, and the extrusion tube and the connecting frame move back and forth horizontally, so that the thermal conductive silicone is not easy to adhere to the inner wall of the extrusion tube and the connecting frame, thereby making the extruded thermal conductive silicone more complete.

This application provides a centralized solid waste pollution recycling and treatment device, relating to solid waste, including a crushing mechanism, a screening mechanism, a guiding mechanism, an extrusion mechanism, and a recycling mechanism arranged sequentially from top to bottom. The guiding mechanism includes a guiding hood fixed to the bottom of the screening mechanism and a guiding plate disposed within the guiding hood. The bottom of the guiding plate has a guiding cavity, and a first sealing element is disposed within the guiding cavity. The extrusion mechanism includes a housing fixed to the bottom of the guiding hood, and the housing has an extrusion cavity inside. This application, through the extrusion mechanism, enables the crushing of solid waste into smaller waste particles, which are then discharged into a discharge trough for accumulation. Periodically activating a hydraulic telescopic rod causes its output end to move the extrusion plates, bringing the two extrusion plates closer together to compress the waste. This further promotes the discharge of liquid from the waste, achieving better solid-liquid separation.

The invention provides dried tofu blank pressing equipment for bean product processing, which comprises a processing platform, a placing box and a pressing assembly, the placing box is movably mounted in the processing platform, the pressing assembly is fixedly mounted on one side above the processing platform, and dried tofu blanks are placed and moved for use through the arrangement of the placing box. The pressing assembly comprises a first support, a main air cylinder, a lifting plate, a pressing plate, an inner moving plate, a telescopic spring, a threaded column and an adjusting bolt, and the first support is fixedly installed on one side of the upper portion of the machining platform; according to the equipment, a main air cylinder drives a lifting plate to descend, the lifting plate drives a pressing plate to descend, water in bean products can be rapidly and conveniently squeezed out, the operation intensity of operators is reduced, an adjusting bolt is rotated, a threaded column is driven to rotate to adjust the buffer pressure of a telescopic spring, and therefore the pressing pressure on the bean products is adjusted; and the magnitude of the output pressure is controlled.

This invention discloses a corrosion-resistant free-machining brass alloy, its preparation method, and its applications. The corrosion-resistant free-machining brass alloy is composed of the following components by mass percentage: Cu: 58.0~62.5%, Si: 0.3~1.2%, Ni: 0.1~0.5%, Mn: 0.3~0.7%, B: 0.005~0.025%, with the balance being Zn and unavoidable impurity elements, wherein the total content of unavoidable impurity elements is <0.3%. The brass alloy of this invention possesses excellent machinability, corrosion resistance, and mechanical properties, and is lead-free, meeting environmental protection requirements and satisfying the needs of various fields for brass alloy materials.