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JP3135993B2 |
PURPOSE: To provide a sand shake out method so as to satisfactorily remove the sand core remained inside cylinder block, which is produced by high pressure casting. CONSTITUTION: When sand shake out is executed after casting for a cylind...
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JP2001038462A |
To provide a system for pulling out casting materials from a metal poured greensand mold, wherein the casting materials can be pulled out from the greensand mold without damaging the materials and the casting materials can be pulled out ...
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JP2001030064A |
To provide a method for removing stuck material on an inner part, with which the inner part stuck material of powdery material of sand for core, and coating agent, etc., stuck on the inner wall surface of the hollow part in a work of a c...
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JP2001030053A |
To reduce the needed space in a die and to enlarge the degree of freedom in the arrangement of a pressurizing bush and an ejecting pin by arranging the ejecting pin for ejecting a product after completing the die opening in the same axis...
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JP3131326B2 |
PURPOSE: To obtain a mold structure for casting a work having comparatively weak position in impact. CONSTITUTION: In a runner part at the inlet position of a gate part 4 communicated with a product cavity 2 of a shell mold 1, recessed p...
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JP3131327B2 |
PURPOSE: To remove impurity at the time of pouring molten metal and to improve the casting quality by providing recessed parts at the upper position adjacent to cavity in the one side of a mold and faced to gate parts and forming project...
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JP2001025859A |
To surely execute the separation between an as-cast product and a mold with molding flasks and the disintegration of the mold without mixing core sand in a casting into green sand when the shake-out of the mold is executed.The mold with ...
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JP3128735B2 |
To enable the effective disintegration and separation of molding sand by hitting a casting with a hammer while giving vibration to the casting fixed to a supporting member. The casting 31 such as a cylinder head, etc., is laid on a recei...
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JP3125972B2 |
PURPOSE: To obtain the high accuracy of spraying water quantity for cooling shaken-out sand and a cast product by calculating the spraying water quantity of a spraying water device with a calculating means based on input signals from a t...
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JP2001009871A |
To improve the strength and the appearance by casting a molding material, pushing up cold slag to a point just short of penetration of a shut-off pin through a cavity after the cold slag is solidified and before the molding material in t...
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JP2001009568A |
To provide a supplying device in a casting metal furnace for forming a uniform casting product by making the mixed proportion of a casting ingot and a return material approximately constant.A runner part (return material) being cut with ...
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JP2001001110A |
To provide a chip for a thixomolding machine appropriate in size so that material is not clogged in a hopper or a cylinder of the thixomolding machine, and capable of manufacturing with excellent productivity.A molten magnesium alloy 2 i...
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JP2001001130A |
To provide an amorphous alloy formed product which reduces the problems caused by the difficulty of drawing-out of a wiry core member after casting and the durability and has a fine hole in a good productivity for a short time at a low c...
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JP3120946B2 |
PURPOSE: To reduce the projecting are recessed parts and burn through of the surface layer of a part where the improvement in the thermal fatigue characteristic of the base stock of a cast cylinder head made of aluminum is required, and ...
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JP3120945B2 |
PURPOSE: To detect clogging of a water jacket which is caused incidentally to casting of a cylinder block from the outside of the cylinder block after the cylinder block is completely cast. CONSTITUTION: A frame 2 is set on an arm 3 mova...
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JP3121214B2 |
PURPOSE: To make it difficult that sand and chips dropped from a casting fall on a sliding part of a positioning mechanism, and the durability is deteriorated even when they fall thereon. CONSTITUTION: In constituting a positioning mecha...
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JP2000351058A |
To prevent surface defects of a die formed stock from being conspicuous without increasing the manufacturing cost by printing a pattern over the whole surface on which generation of surface defects in the die formed stock is estimated.A ...
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JP2000343207A |
To safely and efficiently cut a metal ingot.An ingot with notches S1, S2 separated with specified intervals in the longitudinal direction is cut at the part of the notches. An ingot cutting unit 12 comprises an ingot receiving base 26 an...
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JP2000345279A |
To produce a spheroidal graphite cast iron article having a high heardness part excellent in wear resistance and a tough part enough in strength and toughness in an integrated casting and to provide a method for producing it.This article...
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JP2000343206A |
To effectively collapse and drop down molding sand hardened in the deep position of a casting by hitting the casting with a hammer indirectly combined with a supporting member while vibrating the supporting member fixing the casting.The ...
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JP3116680B2 |
PURPOSE: To greatly improve the productivity by discriminating excess or shortage of the product weight and separating the product into a good product and a defective product based on the this discrimination. CONSTITUTION: A discriminati...
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JP3116459B2 |
PURPOSE: To automatically and efficiently recover aluminum from molding sand for aluminum casting. CONSTITUTION: This apparatus is composed of a shake-out machine 1 and in order in the downstream side, a first screen S, a belt conveyor Q...
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JP2000301318A |
To transfer a cast product in the high temp. state without generating hitting mark and product crack caused by the dropping shock and to prevent the occurrence of noise by perpendicularly fixing many wire rod collective bundles on the su...
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JP3102994B2 |
PURPOSE: To miniaturize the whole lost foam pattern casting device in a low cost by unnecessitating a conventionally used turn-over device because molding sand after casting is recovered. by a vacuum suction device. CONSTITUTION: A hoppe...
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JP2000288717A |
To surely obtain the separation between an as-cast product and a green sand mold and the collapse of the green sand mold. The flaskless green sand mold already poured with molten metal is air-tightly surrounded, and the inner part of a s...
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JP2000288135A |
To effectively prevent initial cracks on the surface of an amorphous alloy molding by forming a surface quality-modified layer containing a residual stress relaxation layer relaxed in residual stress by collision of abrasive grains or a ...
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JP2000288689A |
To quickly remove a ceramic mold without remaining it in a hollow part and a complicated shape part in a casting, to improve the productivity and to increase the degree of freedom of the cast product shape by impregnating moisture in the...
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JP2000288716A |
To cast heat resistant iron base parts provided with excellent high temp. strength of a spheroidal graphite cast iron by pouring molten iron in the specified temp. range into a copper alloy-made metallic mold held to a specified temp. ob...
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JP2000282803A |
To extremely improve tensile characteristic and shock characteristic which are necessary for a steam turbine moving blade, as well as a forging material by applying hot static water pressure treatment after cast molding out of stainless ...
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JP2000271698A |
To provide the title method, with which the resource and the energy can be saved and the harmony with the environment can be obtd. by adding alcohol to sodium silicate aqueous solution and mixing and drying. Water is added to sodium sili...
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JP3094210B2 |
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JP2000263219A |
To obtain the conveying while separating a cast-product from a gate and separating casting sand. In a conveying booth 3 arranged on a vibrating device 2, a rail 10 for loading the gate portion of the sand mold cast product thereon, a sto...
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JP2000512214A |
An apparatus and a method for producing a one-part vehicle wheel are provided, in which a substantially disk-shaped, undercut-free pre-form is cast. Immediately after casting the pre-form is conveyed to a flow-forming machine, while main...
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JP2000254767A |
To provide a low pressure casting machine, in which the ejecting force of a product can be made larger than that of the conventional machine without enlarging a cylinder diameter. This low pressure casting machine is provided with a fixe...
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JP3088677B2 |
To simplify operation and to reduce setting space by continuously executing a sand loosening treatment and its auxiliary treatment. This apparatus is provided with a knockout device 3 giving the vibration to a work 21 and a work conveyin...
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JP3087475B2 |
PURPOSE: To prevent generation of noises by mounting a plate rubber of rectangular shape which extends along the center of axis of a drum body between a pair of supporting members. CONSTITUTION: A vibration drum is formed by mounting an ...
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JP3087472B2 |
PURPOSE: To reduce the cost of an equipment by mounting a shock member having a shock plate part extending in the vertical direction along the center of axis of a vibrating drum body. CONSTITUTION: A vibrating drum for shake-out of a cas...
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JP2000237864A |
To simply and surely bury the blow hole in a casting composed of an aluminum or aluminum alloy. A burying material 3 is laid so as to plug the blow hole 2 on the casting 1, and a vibrating head 9 of an ultrasonic welder 5 is brought into...
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JP2000239776A |
To provide a cylinder block by die casting capable of improving mechanical strength by heat treatment without generating blisters and having excellent high temp. strength. This cylinder block made by die casting is made of an aluminum al...
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JP3083203B2 |
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JP3083975B2 |
PURPOSE: To provide a pretreatment method for removing a core of an aluminum casting which is short in the treatment time, and dispenses with a consumable tool such as a drill. CONSTITUTION: In a pretreatment method for removing a core o...
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JP3084331B2 |
PURPOSE: To measure an impacting force during machining with the impacting force, to control the impacting force so that a suitable and definite impacting force is kept and to provide a impacting force controller which improve a life of ...
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JP2000233272A |
To efficiently disintegrate a core with shifting of mass bodies by beforehand charging the mass bodies having sp. gr. higher than that of core sand into the inner part of the core and giving centrifugal force with impact or rotation to a...
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JP3081767B2 |
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JP3078625B2 |
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JP3075818B2 |
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JP2000202571A |
To obtain an integral furnace system improving the heat treatment and sand core regeneration by regulating a continuous-heating chamber and combining plural individual heating atmosphere integrated so as to make a work shift from a heati...
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JP3069640B2 |
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JP3069639B2 |
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JP3068495B2 |
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