8results about How to "Easy injection molding" patented technology

The utility model relates to the technical field of concrete pole steel mould upper moulds, and discloses a concrete pole steel mould upper mould automatic cleaning device which comprises a supporting seat, the top of the supporting seat is fixedly connected with a walking track, the top of the walking track is connected with a supporting frame in a sliding mode, and the supporting frame is connected with the supporting seat in a sliding mode. The concrete pole steel mold feeding automatic cleaning device comprises a supporting base, the inner wall of the supporting base is rotationally connected with a two-way threaded rod, the outer wall of the two-way threaded rod is in threaded connection with a clamping plate, a mold feeding device is arranged above a walking rail, and the top of the supporting base is fixedly connected with a motor. Then a rotating rod drives a cam to rotate, at the moment, the cam drives a crushing block on a first pushing plate to move up and down to crush concrete solidified on the end face of the flange, the concrete on the end face of the flange can fall off, the end face of the flange is clearer and smoother when a brush cleans the end face of the flange, and next injection molding is facilitated.

The utility model discloses a kind of reinforced structures of roll type membrane element end cover, belong to reverse osmosis membrane element technical field.The structure includes end cover body and card strip grid.The end cover body includes outer ring, inner ring and multiple end cover support skeletons connecting outer ring and inner ring, the inner circumferential surface of the outer ring is circumferentially distributed with multiple for detachable connection reverse type buckle cooperation structure;The protruding buckle that the card strip grid two ends are equipped with is matched with the reverse type buckle cooperation structure;Multiple the card strip grid is connected between two end cover bodies by the cooperation structure, and form adjustable overall support frame.The utility model is through above-mentioned modular adjustable combination structure, the significant improvement of end cover strength and the balanced adaptation to different diameter membrane element are realized, effectively disperses stress, avoid the problem such as end cover cracking and glass steel fracture caused by stress concentration, significantly prolong the service life of membrane element under high pressure high salt working condition.

The utility model discloses a sectional type super-long light guide strip and preparation mould utensil belongs to injection mold field. A sectional type super-long light guide strip includes at least two light guide strip bodies, the first and last of at least two light guide strip bodies are connected, and the end of every two adjacent light guide strip bodies is connected with the connecting portion, and the connecting portion is detachably connected with the corresponding two light guide strip bodies. A sectional type super-long light guide strip preparation mould utensil, including die core subassembly, die core subassembly includes upper die core and lower die core, the surface of upper die core and lower die core is adjacent and is pasted to form at least two cavities, the shape of different cavities is matched with the shape of corresponding light guide strip body, and the cavity contains molten material to form corresponding light guide strip body, and the surface of upper die core and lower die core is adjacent and is provided with flow channel, and the flow channel is communicated with the outside pouring system, and the flow channel is communicated with the cavity. It can realize the production difficulty and production cost of reducing super-long light guide strip.

The invention discloses a scratch-resistant automotive rubber-coated PC / ABS soft skin composite material and a preparation method thereof. The scratch-resistant automotive rubber-coated PC / ABS soft skin composite material comprises the following raw materials in parts by weight: 10-30 parts of hydrogenated styrene elastomer; 10 to 30 parts of a semi-hydrogenated styrene elastomer; 20 to 50 parts of a polyurethane elastomer; 20-50 parts of a plasticizer; 2 to 20 parts of a maleic anhydride graft; 1-5 parts of a scratch resistant agent; and 0.5-5 parts of an anti-oxidation and anti-ultraviolet auxiliary agent. The scratch-resistant rubber-coated PC / ABS soft skin composite material for the vehicle is prepared by a twin-screw composite modification process, has excellent scratch resistance, small cross scratch color difference and unobvious fingernail scratch marks, and is superior to common elastomer materials in the market; according to the scratch-resistant rubber-coated PC / ABS soft skin composite material for the vehicle, the production process is double-color injection molding integral forming, compared with a traditional coating process, the production steps are greatly simplified, and the forming period is shortened to 40-80 s from original 5-20 min.

The application provides a modified PCR ABS material for table tennis shells and a preparation method thereof, which comprises the following components in parts by mass: low-flow PCR ABS resin: 30-40 parts, high-flow PCR ABS resin: 20-30 parts, large-particle-size ABS rubber powder: 10-15 parts, small-particle-size ABS rubber powder: 3-5 parts, SAN blend: 8-15 parts, and ABS new material: 0-20 parts; the low-flow PCR ABS resin has a melt index of 10-15 g / 10 min (220 DEG C x 10 kg); the high-flow PCR ABS resin has a melt index of 20-25 g / 10 min (220 DEG C x 10 kg); the large-particle-size ABS rubber powder has a particle size of 350-400 nm; and the small-particle-size ABS rubber powder has a particle size of 50-150 nm.

The application relates to the technical field of battery cover plates and discloses a battery cover plate assembling method, which comprises the following assembling method: 1) a surrounding wall is arranged on a top cover sheet; 2) a pole has an upper section, a lower section and an outer peripheral wall, the outer peripheral wall is wrapped with a plastic insert, the top cover sheet has an annular part; a sealing ring is placed; 3) a positioning plate is placed on the outer peripheral wall; 4) the pole is fixed relative to the top cover sheet; 5) an upper plastic part is formed through injection molding, the upper plastic part has an inner annular part, and the inner annular part is wrapped around the outer periphery of the upper section; 6) a lower plastic part is arranged, and the lower plastic part is fixed relative to the top cover sheet; in the process of forming the upper plastic part through injection molding on the top cover sheet, the inner annular part of the upper plastic part is wrapped around the outer periphery of the upper section and abuts against the positioning plate, so that the injection molding of the upper plastic part is facilitated; secondly, the insulation between the pole and the top cover sheet is increased, so that the pole can bear large current; in addition, the structure is simple, the sealing and insulation effects are enhanced, the performance is good, and the assembling process is greatly simplified.

The utility model discloses a kind of nail bin injection moulds, including upper die mechanism and lower die mechanism, upper die mechanism has upper die core, lower die mechanism has lower die core, first, second top plate, lower die core is equipped with insert assembly and can be cooperated with upper die core, insert assembly cooperation and define cavity, first top plate is equipped with multiple first thimble and multiple oblique ejector pins of corresponding cavity front and back side distribution, second top plate is equipped with multiple second thimble respectively in cavity left and right end, the upper portion of first, second thimble is all worn insert assembly and can all extend to cavity, oblique ejector pin is obliquely slidably inserted in lower die core and can extend to the side wall of cavity, first, second top plate can be moved together, so that first, second thimble collectively push long strip-shaped nail bin, oblique ejector pin is obliquely moved to separate from long strip-shaped nail bin, second top plate can be relative to first top plate, so that second thimble pushes long strip-shaped nail bin. The utility model is beneficial to the injection molding of long strip-shaped nail bin and guarantee demoulding quality.

The utility model discloses a decorative membrane and a decorative part, the decorative membrane comprises a base material layer, a texture layer and an ink layer, the texture layer and the ink layer are sequentially laminated on the base material layer, the decorative membrane further comprises a high extension layer arranged between the base material layer and the texture layer, and the elongation at break of the high extension layer is 130-150%. The decorative membrane has excellent tensile property, is easy to process, mold and inject, and can be suitable for decoration of complex shapes; the prepared plastic has excellent simulation degree, is suitable for decorative parts with wood grain-like and metal effects, has a good decorative effect, and can cover flow mark defects on the plastic surface in the injection molding process.