40results about How to "Improve one-shot molding rate" patented technology

The invention discloses a high-content high-universality talcum powder master filler and production equipment and a method thereof. The talcum powder master filler is prepared by 90 to 98 parts of talcum powder, 1 to 2 parts of stearate, 1 to 3 parts of sodium silicate and 3 to 5 parts of water. The content of talcum powder of the master filler can reach 90% to 95%, a great quantity of energy for fusion and plasticization is saved, production cost of the master filler is reduced greatly, and the problem of high-temperature operation environments caused by high temperature equipment is solved. Talcum powder filling content is high, and adding content of the master filler is low in subsequent use, so that adding cost of the master filler is reduced, universality of the talcum powder master filler is realized thoroughly. Since the talcum powder master filler prepared by the method contains no plastic resin, the problem about consistency of matrix during subsequent use can be ignored, and the high-content high-universality talcum powder master filler can be widely added and used in various talcum powder filling modified plastic products.

A technology for preparing the spherical soldering tin used for packing ICs (BAG, CSP, etc) includes such steps as smelting the soldering tin, delivering the molten soldering tin via tube to a container with laser perforated plate, electromechanical longitudinal and transverse oscillasion to make the molten soldering tin pass through the pinholes on plate while vacuum sucking downward to become drops, rounding and antioxidizing treating in a vertical cylinder, and screening. Its apparatus is composed of smelting furnace, liquid drop shaper, and sphere shaper.

The invention discloses a double-rotating-shaft 3D printing platform capable of completing printing of the lateral side parts of components. According to the double-rotating-shaft 3D printing platform, by means of two stepping motors, a working table can be driven to rotate around the vertical axis of the working table itself and can pitch and incline up and down around the horizontal central axis of the platform during rotation; and on the other hand, the 3D printing platform is driven by a ball screw to rise and fall along the Z axis, and therefore precise and complete printing of the lateral side parts of the printed parts is achieved. The double-rotating-shaft 3D printing platform is simple in structure, reasonable in design and convenient to control, no supporting materials need to be added during printing, the pretreatment and aftertreatment procedures required by conventional printers are reduced, the quality of printed pieces is improved, and the application field of printers of the type is expanded.

The embodiment of the invention disclose a cooling device for casting an aluminum-lithium alloy slab ingot and an application method thereof, which are used for improving the uniformity of the water yield of a cooling water jacket during casting. The cooling device in the embodiment of the invention comprises a cooling water jacket body, a cooling water jacket water sealing plate and a cooling water jacket water balancing plate, wherein the cooling water jacket body comprises pairwise large-area cavities and pairwise small-area cavities; the bottom of the cavity of the cooling water jacket body is sealed by using the cooling water jacket water sealing plate; the cooling water jacket water balancing plate is arranged between the outer side face and the inner side face of the cavity of the cooling water jacket body; the cooling water jacket water balancing plate is used for averagely isolating cooling water in the water cooling jacket body into two parts; and the primary cooling water outlet and the secondary cooling water outlet of the cooling water jacket body are positioned on the cooling water jacket body.

An injection mold for an automobile door frame is composed of an upper fixing plate (1), an upper mold base (2), an upper mold body (3), a lower mold body (4), a lower mold base (5), cooling water channels (6) and lifting lugs (7). The lower mold body (4) is fixed to the upper portion of the lower mold base (5). The upper fixing plate (1) is fixed to the upper portion of the upper mold base (2). The upper mold body (3) is fixed to the lower portion of the upper mold base (2). Mold base guiding columns (3-1) are arranged between the upper mold body (3) and the lower mold body (4). The upper mold body (3) and the lower mold body (4) are internally provided with the multi-loop cooling water channels (6). A T-shaped air guiding groove (3-6) is formed in the middle of the upper mold body (3). After mold combining, air is exhausted out of the mold through the T-shaped air guiding groove (3-6). During mold opening, a sliding block (3-5) can move downwards in a groove opening and disengage out of a buckle part of the door frame. The injection mold is simple in structure and convenient to operate, and the one-time forming rate of products is increased.

The invention relates to a full-automatic pipe edge turning device. The full-automatic pipe edge turning device comprises a safety protective system, a hydraulic station, a pneumatic triple connection piece, a PLC, a power device, a pneumatic device, dead point mechanisms, a pressing device, an edge turning mechanism and a workpiece positioning inner mold. The safety protective system comprises a safety room. The safety room is provided with a roller shutter door. The PLC, the hydraulic station and the pneumatic triple connection piece are arranged on the right side of the safety room. The safety room is internally provided with a workbench which is provided with the pressing device. The pressing device is connected with the dead point mechanisms on the two sides. The workpiece positioning inner mold is arranged in the pressing device. The edge turning mechanism is arranged above the workpiece positioning inner mold. The full-automatic pipe edge turning device is an automatic device which is easy to operate, safe, convenient to use and high in controllability, and is high in one-time forming rate. The domestic blank is really filled in. A T-shaped pipe butt joint technology does not need a welding mode, production cost is low, and the quality and the appearance of the product are prominent.

The invention relates to a method for casting a silver ingot flat die. The method adds charcoal during melting of silver powder or silver ingots as a reducer and uses high-temperature high-speed air flow to protect a casting mold under the condition of cooling so as to realize prevention of oxygen in the air from being dissolved and entering a fused silver mass and smooth separation of oxygen in the fused silver mass, solve the problem of oxygen absorption of silver during melting and the high-temperature fused mass by adoption of protective measures, and adopt liquid-level heat insulation tomake the oxygen in the fused mass smoothly separated out. Moreover, the method has the advantages of small investment, simple operation and high forming rate.

The invention belongs to the field of medicine and health products, and relates to a traditional Chinese medicine tablet without adding any auxiliary materials and a preparation method thereof. The tablet provided by the invention is composed of traditional Chinese medicine micropowder gelatinized product with a water content of no more than 7%, wherein the traditional Chinese medicine micropowder pasted product is formed by mixing traditional Chinese medicine powder with a solvent and then gelatinizing and drying. Another technical problem solved by the present invention is to provide a preparation method for Chinese medicine tablet compression without auxiliary materials and efficient and rapid dissolution of active ingredients. After gelatinization by adding 7 to 10 times the weight of solvent to the Chinese medicine micropowder, it is freeze-dried , and then crushed into granules, and compressed into tablets. The whole process does not add any pharmaceutical excipients, and the active ingredient dissolves quickly, and it can be obtained by one-time compression.

The invention provides a method for processing R-T-B series alloy powders for radiant magnetic rings, which comprises the following steps: the raw material alloy is smelted and cast in a vacuum or an inert gas; the raw material alloy ingot is subjected to rough / hydrogen crushing in an inert atmosphere; Add any two substances selected from polyethylene oxide composite polymers, fatty acids, fatty acid derivatives, and hydrocarbons to the powder after hydrogen crushing; use a jet mill to finely grind the alloy coarse powder under a nitrogen environment Pulverizing; annealing the alloy powder in an inert gas, vacuum or reducing atmosphere; adding carbonyl iron powder and at least one alicyclic hydrocarbon to the annealed alloy powder for mixing; forming the mixed powder into a ring shape in a magnetic field body; the ring shaped body is sintered in vacuum or inert gas atmosphere. The method of the invention has the advantages of uniform radiation ring density, high one-time molding rate, wide application range of pressure, increased magnetic energy product of the radiation ring, and improved surface magnetic uniformity.

The invention relates to a full-automatic seam buckling device. The full-automatic seam buckling device comprises an upper mold mechanism, a lower mold mechanism, a left push mechanism, a right push mechanism, core molds and a control system. An upper mold of the upper mold mechanism and a lower mold of the lower mold mechanism are oppositely arranged and driven by corresponding hydraulic cylinders to bend edges of a workpiece. The left push mechanism and the right push mechanism are oppositely arranged on the two sides of a mold combining position and driven by the corresponding hydraulic cylinders to bend the edges of the workpiece again. The upper mold and the lower mold are each of a split structure, and the shape of the split position of the upper mold and the lower mold is matched with the shape of the core molds arranged in the upper mold and the lower mold. The shape of the core molds is matched with the shape of the workpiece. The upper mold mechanism, the lower mold mechanism, the left push mechanism and the right push mechanism can be controlled by the control system to achieve sequential actions. According to the full-automatic seam buckling device, seam buckling machining can be achieved on longitudinal closed seams of a special-shaped sheet metal part, and machining of workpieces in different shapes can be finished after the core molds are replaced; and the automation degree of the full-automatic seam buckling device is high, the appearance quality of a finished product is good, the one-time molding rate is high, the machining efficiency can be greatly improved, and the machining cost is reduced.

The invention discloses an integrally formed drainage ditch, including a drainage ditch body, a shaped bucket, a shaped slope scraper, a sliding form track, a shaped side form and a bottom scraping beam frame, and the sliding form track is assembled on both sides of the drainage ditch body , the shaped side form is set in the drain body, the bottom scraping beam is erected at the bottom of the drain body, the shaped side form can be fixed on the bottom scraping beam frame, and the bottom scraping beam frame is connected to the sliding beam gantry frame and formed The sliding beam gantry pulls and slides, and the finalized side formwork is connected to the sideform gantry and is pulled and slipped by the sideform gantry. The drainage ditch simplifies construction steps, saves construction man-hours, reduces construction costs, is easy to excavate and form, and has low operation difficulty, can effectively ensure safety during construction, and the drainage ditch has beautiful appearance and good quality. The second object of the present invention is the construction method of integrally formed drainage ditch, which is applied to the above-mentioned integrally formed drainage ditch, which also has the advantages of high safety and high convenience.

The application discloses a heating device for powder paste filling, which includes a base, a vertical plate is fixedly arranged on the top of the base, a waist-shaped hole is opened on the side wall of the vertical plate, and a lifting block is arranged on the side wall of the vertical plate. A positioning bolt is installed in the shaped hole, and the positioning bolt passes through the waist-shaped hole and is threaded with the lifting block. A sliding rod is installed in the lifting block. The side wall of the lifting block is threaded with a positioning screw. A heat gun is held in the sleeve. The present application also discloses a powder paste production process, including S1: placing the container on a jig; S2: filling the container; S3: heating the container to 98°C-102°C; S4: heating the container to 108℃‑112℃; S5: Heat the container to 98℃‑102℃; S6: Check whether the products are qualified; S7: Freeze the products to 13℃‑17℃; S8: Select qualified products and cover them. The present application reduces the problem of the concave surface of the powder paste, and improves the flatness of the surface of the powder paste when it is finally formed.