45results about How to "Easy for injection molding" patented technology

The invention discloses a sun-cure shed for sun-cured tobaccos, sun-cure devices and tobacco clips. The sun-cure shed comprises a shed. The shed is provided with a plurality of rows of sun-cure units, and transverse channels are arrange at the ends of the sun-cure units; a plurality of upright columns are arranged on two sides of each sun-cure unit, a plurality of slide rails are arranged on opposite sides of the upright columns, and the corresponding sun-cure devices are arranged on the slide rails on each same layer and can slide along the slide rails; the multiple tobacco clips used for clamping the tobaccos are arranged on the sun-cure devices. The sun-cure shed, the sun-cure devices and the tobacco clips have the advantages that the sun-cure shed is provided with the sun-cure devices and the tobacco clips used for clamping the multiple tobaccos, and the tobaccos can be subjected to sun-cure in a clustered manner by the aid of the sun-cure devices; the sun-cure devices can slide along the slide rails, so that the tobaccos can be fed mechanically and can be cured in an industrialized manner; the shortcoming of draping of tobacco braiding ropes is overcome, accordingly, the tobacco sun-cure density is increased as compared with a tobacco sun-cure mode implemented by the aid of the tobacco braiding ropes, and tobaccos of 82 tobacco plants can be cured in each square meter of the steel-structured shed while only tobaccos of 33 tobacco plants can be cured in each square meter of an existing standard cure shed; the production efficiency is improved, the integral cost is lowered, and the labor intensity is reduced.

The invention relates to a flexible LED (Light-Emitting Diode) patch lamp strip which comprises a core wire, at least one flexible strip circuit board and a coating layer, wherein the core wire is a strip body with a preset length, and is extruded and formed by flexible plastic; a wire is embedded in the core wire; the wire is arranged along the length direction of the core wire and has the same length with the core wire; the flexible strip circuit board is provided with a plurality of LED patches; the flexible strip circuit board is electrically connected with the wire to supply power for the LED patches on the flexible strip circuit board; the coating layer is extruded and formed by flexible plastic, has the same length with the core wire and is light-transmitting; the coating layer is coated outside the core wire and the flexible strip circuit board; and the flexible strip circuit board is coiled on the core wire and extends along the length direction of the core wire in a spiral manner.

The invention relates to a flexible LED SMD lamp belt, which includes a core line, at least one flexible belt circuit board, and a covering layer, wherein the core line is a strip body made of flexible plastic through extrusion molding and is preset in length, a guide line is embedded in the core line, and the guide line is distributed in the length direction of the core line and is equal in length with the core line; a plurality of LED SMD are arranged on the flexible belt circuit board, the flexible belt circuit board is provided with a leading line, the leading line is electrically connected with the guide line so as to supply power to the LED SMD on the flexible belt circuit board; the covering layer is made of flexible plastic through extrusion molding, is equal in length with the core line, allows light to transmit, and covers the core line and the flexible belt circuit board; the flexible belt circuit board is coiled on the core line, and extends spirally in the length direction of the core line. The flexible LED SMD lamp belt has benefits as follows: the flexible LED SMD lamp belt is coiled on the core line spirally, LED are distributed on the whole peripheral surface of the core line, the 360-degree illumination on the peripheral surface can be realized, and the whole body emits light for illumination.

The invention relates to the photovoltaic power generation technology, and aims at providing a compact double reflection-type photovoltaic condenser based on compound eyes. The compact double reflection-type photovoltaic condenser based on the compound eyes comprises a photovoltaic cell and an optical collector, wherein the upper surface of the optical collector comprises a free curved surface and a refraction curved surface, the lower surface of the optical collector comprises a transmission plane and a reflection plane, the center of the refraction curved surface and the center of the reflection plane are positioned at the same vertical position, the center of the free curved surface and the center of the transmission plane are positioned at the same vertical position, and the free curved surface is arranged at a focal position of the refraction curved surface; and the photovoltaic cell is arranged outside the optical collector and adjoins to the transmission plane, the photovoltaic cell is positioned at a focal position of the free curved surface, and the aperture of the transmission plane is larger than that of the photovoltaic cell. The compact double reflection-type photovoltaic condenser has the advantages that the photovoltaic conversion efficiency of the photovoltaic cell is improved, the service life of the photovoltaic cell is prolonged, an optical plastic PMMA (polymethyl methacrylate) is adopted and is prone to injection molding and processing, light in weight and applicable to large-scale processing, and the processing cost is reduced.

The invention discloses a glass fiber reinforced polycarbonate composite, a preparation method thereof and application of the glass fiber reinforced polycarbonate composite in preparation of a laptop shell. With 100 weight parts in total, the composite is prepared from, by weight, 40-65 parts of polycarbonate, 30-50 parts of special-shaped glass fiber, 2-8 parts of fire retardant, 0.1-1 part of anti-drip agent, 2-8 parts of compatilizer, 0.2-3 parts of antioxidant and 0.2-3 parts of lubricant. Non-alkali flat short-cut glass fiber serves as the special-shaped glass fiber, and the special-shaped glass fiber has the width of 30-40 microns, the thickness of 2-5 microns and the length of 350-450 microns. The composite has the advantages of being ultrahigh in modulus, less in warping, high in fire retardant performance, high in impact property, good in coating performance and the like, and meanwhile the composite is easy to inject, low in cost and quite suitable for preparing the laptop shell.

The invention relates to a packaged modularized wall hanging device for vertically reforesting. The device is characterized in that each basic module comprises a wall hanging backboard, vertical frames, a top partition board, a bottom partition board, at least two vertical partition boards are arranged between the vertical frames, at least two horizontal partition boards are arranged between the top partition board and the bottom partition board, and an implantation cabin forms after being divided by the vertical and the horizontal partition boards, wherein, the wall hanging backboard is at least provided with a horizontal hanging groove; the top and the bottom partition boards are parallel to the horizontal partition boards, and the included angle Alpha among the top and the bottom partition boards, the horizontal partition boards and the wall hanging backboard is less than 80 DEG; the outer edges of the top and the bottom partition boards for forming the implantation cabin are all provided with notches used for circulatory perfusion.

The invention discloses a shirt collar type mold machine with a multi-directional core pulling mechanism. The shirt collar type mold machine comprises a lower mold and an upper mold, wherein a slidingsleeve is a component made of stainless steel materials and is arranged inside a groove, so that sliding of a sliding block is facilitated; the sliding block is arranged inside the sliding sleeve, afixing block is fixedly arranged inside the sliding sleeve, a pull rod penetrates through the fixing block and is fixedly connected with the sliding block, a spring is fixedly arranged on the outer surface of the pull rod, and the two ends of the spring are connected with the sliding block and the fixing block respectively; and a pressing plate is lifted after forming, a first mold core drives thesliding block to move towards the two sides along the sliding sleeve in the upward moving process, the spring is compressed, a clamping ring is fixedly arranged on the inner wall of a core pulling hole, and a scraper is fixedly connected with the inner wall of the clamping ring. According to the shirt collar type mold machine, the lower end of the first mold core is wrapped by lubricating oil ofa sponge layer, then the first mold core is brought into the core pulling hole, when the first mold core passes through the scraper, the lubricating oil and burrs are scraped off by the scraper, the deburring effect is good, the lubricating oil is left in the core pulling hole, and the effect of lubricating the first mold core can be achieved conveniently.

The invention discloses an intermittent multi-adaptive-specification plastic part anti-deformation injection molding machine. The intermittent multi-adaptive-specification plastic part anti-deformation injection molding machine comprises a first motor, a material containing tank, a heating cavity and a material storage cavity, wherein the first motor is fixedly installed at the bottom of the left side of the material containing tank, and a conveying auger shaft is rotatably installed in the material containing tank; and an output shaft of the first motor is fixedly connected with the end of the middle conveying auger shaft in the material containing tank, the heating cavity is connected to the bottom of the other side of the material containing tank through a communicating pipe in a penetrating manner, a reciprocating lead screw is fixedly connected to the portion, located at the end of the conveying auger shaft, of the communicating pipe, and a threaded hose is connected to the edge of the end of the inner hollow rod in a penetrating manner. According to the intermittent multi-adaptive-specification plastic part anti-deformation injection molding machine, the injection molding frequency can be changed according to different specifications of injection molding parts, and meanwhile, the melting efficiency and stability of injection molding raw materials can be improved, subsequent injection molding machining is facilitated, the injection molding quality is improved, and molding deformation damage to the injection molding parts is effectively reduced.

The invention relates to the photovoltaic power generation technology, and aims at providing a compact double reflection-type photovoltaic condenser based on compound eyes. The compact double reflection-type photovoltaic condenser based on the compound eyes comprises a photovoltaic cell and an optical collector, wherein the upper surface of the optical collector comprises a free curved surface and a refraction curved surface, the lower surface of the optical collector comprises a transmission plane and a reflection plane, the center of the refraction curved surface and the center of the reflection plane are positioned at the same vertical position, the center of the free curved surface and the center of the transmission plane are positioned at the same vertical position, and the free curved surface is arranged at a focal position of the refraction curved surface; and the photovoltaic cell is arranged outside the optical collector and adjoins to the transmission plane, the photovoltaic cell is positioned at a focal position of the free curved surface, and the aperture of the transmission plane is larger than that of the photovoltaic cell. The compact double reflection-type photovoltaic condenser has the advantages that the photovoltaic conversion efficiency of the photovoltaic cell is improved, the service life of the photovoltaic cell is prolonged, an optical plastic PMMA (polymethyl methacrylate) is adopted and is prone to injection molding and processing, light in weight and applicable to large-scale processing, and the processing cost is reduced.

The invention discloses a glass fiber reinforced polycarbonate composite material, its preparation method and its application in the preparation of notebook casings. The composite material is made of the following raw materials in parts by weight: polycarbonate 40-65 parts; special-shaped glass fiber 30-50 parts; flame retardant 2-8 parts; anti-dripping agent 0.1-1 part; compatibilizer 2-8 parts; antioxidant 0.2-3 parts; lubricant 0.2- 3 parts; the special-shaped glass fiber is an alkali-free flat chopped glass fiber, the width of the special-shaped glass fiber is 30-40 μm, the thickness is 2-5 μm, and the length is 350-450 μm. The material of the invention has the characteristics of ultra-high modulus, low warpage, high flame retardancy, high impact performance, and good coating performance, and at the same time, the injection molding process is simple and the cost is low, and it is very suitable for preparing the notebook shell.

The invention relates to a method for preparing environment-friendly PVC plasticizer, including the following steps: epoxy vegetable-oil acrylic acid is modified; dehydration is conducted; and the compound compatible to epoxy vegetable-oil is prepared. The achieved plasticizer does not contain phthalate, and can completely substitute phthalate and serve as plasticizer during the process of PVC contour matching.

The invention relates to an upper and lower cover plastic mold with a mold closing positioning anti-deviation structure. The upper and lower cover plastic mold comprises a shell and a permanent magnet. An upper mold assembly penetrates through the upper wall of the shell, and the permanent magnet is located at the front end of the upper mold assembly. A buffer assembly comprises a sleeve, a piston, a cushion head, second guide rods, a second spring, a slender rod, a movable block and a connecting rope. The second guide rods are arranged on the left side and the right side of the cushion head, and the lower end of the piston is connected with the slender rod. The upper and lower cover plastic mold with a mold closing positioning anti-deviation structure has the beneficial effects that equipment can be kept horizontal to facilitate injection molding machining of the equipment; the equipment can realize automatic aligning and mold closing, and the situation of position deviation during mold closing of the equipment is prevented; the equipment can be fixed during mold closing and prevented from being jacked open by pressure; the equipment can still perform accurate butt joint mold closing when a mold deviates; and the equipment can perform buffering during mold closing, so that the mold is prevented from being collided and damaged.