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Patent Searching and Data


Matches 751 - 800 out of 8,800

Document Document Title
JP5855529B2  
JP2016022535A
To provide a form rolling die unit capable of reducing a workload when the form rolling die is mounted on a form rolling machine, a form rolling die set, a form rolling die, and a holder.A form rolling die unit 1 is equipped with a holde...  
JPWO2013190700A1
加工トルクを低減させると共に工具寿命を向 上させる盛上げタップを提供する。径方向に 突出して設けられたマージン部(18)とそ のマージン部(18)よりも小径の逃げ...  
JPWO2013190700A
processing torque is reduced and a tool life is raised -- it heaps up and provides a tap. It has the screw thread (16) formed in the shape of a screw, the escape part (20) of a byway being allocated by turns from the margin part (18) pro...  
JP2016503727A
Device 20 for performing bottom-of-a-valley rolling on screw T of subject O, Main part 21 and accumulator piston 24 attached in order to seal and slide in passage 22 of a main part, Plate spring layered product 26 compressed between coar...  
JP2016016433A
To provide a method for manufacturing a wall-thickened formed product in which a damage to a spinning machine can be suppressed and a defective fraction can be suppressed.A method for manufacturing a wall-thickened formed product of whic...  
JP5845746B2  
JP5844568B2  
JP2016007608A
To provide a rolling flat die for improving processing accuracy of a workpiece (a gear), particularly, a cumulative pitch error, and capable of easily adjusting an over pin size of the workpiece caused when changing a workpiece diameter ...  
JP5843308B2  
JP2016000416A
To provide a rotating body-type article manufacturing method capable of appropriately obtaining an outer circumferential shape as desired by roller forging.A rotating body-type article is manufactured by an arrangement step of arranging ...  
JP2016000417A
To provide a molded article manufacturing method capable of forming a hole in a workpiece with a low load and suppressing the occurrence of breaking of a mold.A roller 12 is pushed against one end surface of a material 20 while rotating ...  
JP5840813B1
[Subject] Flow forming molding equipment and a flow forming method which can suppress modification of a design side effectively are provided preventing with a crack to a design side of a material part for disks. [Means for Solution] In f...  
JP5835562B2  
JP2015230012A
To provide a roller bearing, for which a general-purpose austenitic stainless steel can be used, and which is given a necessary hardness without any tensile stress while keeping an anticorrosion characteristic owned by austenitic stainle...  
JP2015221460A
To provide a rim molding method capable of shortening time required for spinning machining for thinning a predetermined part of a rim, and suppressing the generation of wrinkles, shrinkage, and buckling during roll machining.In a rim mol...  
JP2015217407A
To provide a thickening processor of a discoid material that can process thickening by generating neither buckling nor strain in a discoid material when the peripheral edge part of the discoid material is to be thickened.A thickening pro...  
JP2015213934A
To provide a multistage gear rolling apparatus in which teeth of a multistage gear coaxially having multiple gears with different diameters are formed by rolling simultaneously.A first large diameter form rolling roller die 13 is fixed t...  
JP2015212543A
To provide an exhaust valve for an internal combustion engine in which the strength of a valve seat area thereof is improved.The exhaust valve for an internal combustion engine comprises a valve disc having a first side 14 and a second s...  
JP2015533655A
The method of carrying out form rolling of the field pattern to pattern fabrication dice 50 which has pattern acceptance side 52 is indicated using initial pattern fabrication tool 200 and a succession pattern fabrication tool. Each of i...  
JP2015208766A
To provide a spinning molding device capable of continuously processing a stepped plate material with a processing tool from a thin part to a thick part.A spinning molding device 1 includes a receiving tool 22, a rotary shaft 21, a proce...  
JP5822219B1
[Subject] Even when correcting a screw with a large pitch and a large size of a screw thread to be corrected, without correction capability of a screw thread requiring technical skill highly, a screw thread rectifier which can make screw...  
JP2015208768A
To provide a rolling tool capable of suppressing a slip of a workpiece.A rolling tooth profile surface 2 is coated with a coating material by PVD treatment so that a coating layer can be formed. Thus, abrasion resistance can be improved ...  
JP2015208767A
To solve a problem in which it is difficult before to reduce the manufacturing cost of a conventional processing roller as compared with a processing roller as a single body.A processing roller 1 has fine projection parts 1B on an outer ...  
JP2015205306A
To provide a manufacturing method for a premolded body which enable a premolded body for an axial symmetric component having an inward-directing flange part to be manufactured from a plate material.A manufacturing method for a premolded ...  
JP2015205305A
To provide a ring manufacturing method which enables the omission of heat treatment for softening and the suppression of abnormal grain growth on carburization.A hollow cylindrical steel material made of case hardening steel is heated to...  
JP5814628B2  
JP5813226B2  
JP5815297B2  
JP2015203128A
To provide a sinter component having irregularities on an outer periphery, and effectively enhance circularity of a sinter component to which silence of high level is required by rolling correction.A sinter component 10 has irregularitie...  
JP2015199129A
To provide a multi-roll table ring-rolling mill, with which producing of rings with sufficient size accuracy can be guaranteed in a structurally simple manner.A multi-roll table ring-rolling mill 10 comprises: at least one main roll (20)...  
JP2015199121A
To provide a rolling roll and a ring rolling method which can suppress local and abnormal heating of a ring-shaped rolling material during ring rolling, and prevent buckling of a stamping/forging material in stamping and forging of the n...  
JP2015199096A
To reduce a rolling failure with respect to a columnar screw material when forming a compound screw body, and enable mass production of a highly precise compound screw body.A form rolling of a compound screw body D is performed by using ...  
JP5810708B2  
JP2014054646A5  
JP2015187493A
To provide a male screw capable of dispersing a stress concentration to occur in a thread part at the time of fastening the screw and excellent in a destruction property, a fatigue resistance and a slackness stop effect.There are formed ...  
JP5795838B2  
JP2015178127A
To provide a fine diameter forming method in which a fine diameter part having a circular section is cheaply formed on a stick shaped machining material with a small force and, even if fine diameter parts have different diameters along w...  
JP2015174146A
To provide a method for producing a component.A preform is produced by an additive layer manufacturing process (ALM process). The preform is then subjected to a flow forming process to lengthen the preform and improve its mechanical prop...  
JP5776042B1
[Subject] A screw thread rectifier which can make screw thread correction easily without correction capability of a screw thread requiring technical skill highly is provided. [Means for Solution] Screw thread correction edge 8 with which...  
JP5773880B2  
JP5772291B2  
JP5768081B2  
JP2015150606A
To enable mass production of a double-end threaded body including a single-end threaded part and a double-end threaded part in a high accuracy and efficiency.A double-end threaded body D is rolled by use of a die member 10 including a st...  
JP2015150604A
To reduce rolling failures to a columnar screw stock when forming a double-end threaded body so as to be capable of performing mass production of the double-end threaded body in a high accuracy.A double-end threaded body D is rolled by u...  
JP2015150605A
To reduce rolling failures to a columnar screw stock when forming a double-end threaded body so as to be capable of performing mass production of the double-end threaded body in a high accuracy.A double-end threaded body D is rolled by u...  
JP2014069210A5  
JP2015523915A
[Means for Solution] A step which creates a slot (22, 24) twisted in n>=1 wall (21) of work piece (2) in which a method of creating a screw thread to a work peace surrounds a screw axis (M), Or a step which creates a wall of work piece w...  
JP5765757B2  
JP5763504B2  

Matches 751 - 800 out of 8,800