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JP2005238315A |
To provide a form rolling device capable of reliably preventing separation of both dies during the working, and realizing the consistent form rolling quality, a motor in which the machining quality of the shaft is consistent, and a manuf...
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JP3692634B2 |
To provide the rolling device capable of stably rolling an annular body having tapered peripheral face. In rolling, a forming roller 41 is abutted on the outer peripheral face of a work W and a mandrel 44 on the inner peripheral face, th...
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JP3692635B2 |
To provide a rolling device of an annular body capable of improving finish precision of the inner diameter of an annular work. An outer diameter of an annular body, which is worked to the extent the tip part of a probe is inserted in the...
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JP3692559B2 |
PURPOSE: To provide a machining method for an irregular shaped ring such that a difference in size is eliminated between the bore diameter of the fixed end side and that of the free end side of a ring-shaped stock, and that the end face ...
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JP2005230599A |
To provide a coating bar (rod) by which excess coating liquid is transferred onto a base material to be coated and the transferred coating liquid is formed into a coating film of definite thickness and by which change of thickness of the...
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JP2005233396A |
To provide a screw having a plurality of helical angle threads and a manufacturing mold device for it.This screw includes: a first thread having a consecutive first helical angle θ1 on the outer surface of the screw; and at least one se...
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JP2005230907A |
To provide an inexpensive and highly productive roll forming method for tooth form, which can achieve the same degree of material fullness at a tooth tip section near the end surface as those of other sections.In order to improve incompl...
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JP3690631B2 |
To precisely deform a flat art without generating of recessing by plastically deforming a steel tube into a flat while, in, the state of a flat part forming roler being pressed to the intermediate part of the steel tube, the roller is br...
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JP3689477B2 |
To easily and precisely finish a pitch of top parts and bottom parts of gear, to shorten the time from sheet metal working to completing gear forming at the outer peripheral edge part of sheet metal, and to improve productivity. Prelimin...
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JP2005226735A |
To provide a female thread member convenient conveniently press-worked together with female threads, capable of securing sufficient fastening strength, and having high reliability.This female thread member comprises a base body 161 havin...
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JP3688391B2 |
To provide a producing device of a deformed cross section bar stock which rolls the deformed cross section stock stably and uniformly, which has a high degree of freedom in the positional relation with the feeding route of a plate bar st...
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JP3686903B2 |
To provide a slotting method capable of accurately and easily slotting a blank at an optional position in the plate thickness direction of an outer peripheral surface at the time of forming a rim or a boss of a sheet metal processed arti...
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JP3686867B2 |
The present invention provides a slotting method in which, during production of a metal sheet V-pulley or the like, slitting can be correctly easily performed at an arbitrary position in the thickness direction of an outer peripheral fac...
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JP3686902B2 |
To provide a slotting method capable of accurately and easily slotting a blank at an optional position in the plate thickness direction of on an outer peripheral surface at the time of manufacturing a V-pulley and the like made of a shee...
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JP3683732B2 |
To form a fluid holding groove at the specified position on a rotational circumferential surface on a shaft side without deviation of a transfer pattern. A shaft 2 is arranged between a transfer roller 11 provided with an uneven part 11B...
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JP3684124B2 |
To provide a deformed wire material with a nominal diameter less than 6.35 mm and excellent weldability as a reinforcing wire arranged for increasing strength in deformation of a concrete product or a structure for a concrete building so...
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JP2005214397A |
To provide a fitting and connecting structure, obtaining very high connecting force, simplifying the connecting work, attaching and detaching shaft members from each other, and applied to the connection of members having a very small dia...
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JP3682199B2 |
To provide a method and a device for efficiently manufacturing a pulley constituted by integrally forming flange parts with excellent strength, at a rim part to be wound with a belt. In the integrally rotated state of a preform 22 of bot...
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JP3680001B2 |
To provide a disk-like parts forming device suitable for forming various kinds of disk-like parts in a simple step with high accuracy. This disk-like parts forming device comprises a forming table 2, a clamp 3 and a forming part 4. The c...
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JP2005523160A |
An apparatus and method for forming grooves in a pipe for receiving mechanical pipe clamps are disclosed. The apparatus includes a holding fixture for securing the pipe and a carriage rotatably mounted on the holding fixture. Two arms ar...
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JP2005207670A |
To provide an internally grooved tube, and its manufacturing device and method, capable of smoothing an outer surface free from helical unevenness caused by rolling work, having high adhesiveness to a fin plate, and reducing the cracking...
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JP3677402B2 |
To provide a male screw member (bolt) which hardly results in insufficient assembling with a female member (nut) in fastening work. In a bolt 1, a thread ridge 5 on the leading side 4 is started at a stepped part 25 rising so as to inter...
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JP3678494B2 |
To prevent the development of uneven rotation of a main shaft by equalizing an input angle and an output angle of a two step universal joint even if the inclining angle of the main shaft changes, in a through thread rolling device thread...
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JP3678862B2 |
To manufacture a cylinder barrel without using a casting means. A plate-form material 1 having one surface form which a fin 5 is protruded is extrusion-molded in a direction A1. A hollow material 2 has a longitudinal hole 8, a recessed s...
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JP2005199329A |
To provide a method for manufacturing a β titanium alloy bolt at a low cost.Plated layers 22, 24 are formed on the outside surface 20 of a cylindrical blank 18 in plating processes P4, P5. After that, a bolt shape blank 50 is formed fro...
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JP2005522333A |
A method for manufacturing a directionally dependent reflective surface on a substantially cylindrical body ( 1 ). The method comprising the engagement of a tool ( 4 ) with the outside surface ( 8 ) of the body, thereby forming at least ...
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JP3675788B2 |
To provide a thread rolling flat die with which a male screw having a shape by which locking effect is well worked is manufactured surely and economically and a manufacturing method of the same. A plurality of recessed parts 4 are recess...
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JP3676698B2 |
To provide a manufacturing method for a pulley having plural grooves which has high flexibility of designing for a mounting position with respect to a predetermined rotational shaft. A pre-form 28 having a bottomed papered cylindrical sh...
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JP2005194570A |
To provide a method for manufacturing a bearing lace so as not to cause the cutting of a metal flow occurring when forming the raceway surface of the ball groove of a bearing, by eliminating the use of upsetting working and forming a met...
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JP3673182B2 |
To realize a device and method for form rolling capable of applying form rolling to a thin wall pipe having a circular cross section without breaking the cross sectional shape. While form rolling face profiles of form rolling rollers 10,...
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JP3672311B2 |
PCT No. PCT/EP94/04325 Sec. 371 Date Oct. 29, 1996 Sec. 102(e) Date Oct. 29, 1996 PCT Filed Dec. 28, 1994 PCT Pub. No. WO95/19114 PCT Pub. Date Jul. 20, 1995A wire reinforcement for women's garments designed to support the breasts exhibi...
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JP3673946B2 |
To provide a thread rolling die and a screw manufacturing method for simultaneously rolling threads of different pitches on a screw blank. A main thread rolling surface 8a and a sub thread rolling surface 8b are disposed on both sides of...
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JP2005186129A |
To provide a manufacturing method of a shaft with a worm which is hard to bend when rolling the worm.In this manufacturing method, a top bearing part 13 the diameter D3 of which is smaller than the diameter D2 of the bottom 12b of the wo...
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JP2005186120A |
To provide a method for manufacturing a ring shape material having an unsymmetrical axial outside surface with an outer peripheral groove from the beginning without cutting off the ring into two pieces after the cold rolling work.In cold...
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JP3669751B2 |
To improve the yield of a material and obviate the need of cutting off processing by expanding one end of an annular rim blank, rounded a rim blank and weld-joined and successively, forming into the rim shape with plural steps of roll fo...
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JP3669166B2 |
To provide a manufacturing method of a metallic bar having a plurality of projections which is free from any deflection of a work roller and uniform in thickness in the direction of the width of a product. In a roller device in which a m...
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JP2005169530A |
To provide a grinding machine and a grinding method for improving productivity and enhancing workpiece machining accuracy.The grinding machine is provided with a table 2; a headstock 3 and a tailstock 4 provided at the table 2 to support...
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JP3666847B2 |
To provide a form rolling method for a gear-shaped member which is favorable in suppressing the vibration in the beginning of the form rolling, capable of stabilizing the division to divide the gear number at a specified pitch, and favor...
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JP2005144529A |
To solve a conventional problem of a microroll forming tool that machining of ruggedness of a form roller is difficult and a form roller needs to be replaced when wear or chipping-off occurs in projected parts.The tool is equipped with a...
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JP3657816B2 |
To stabilize rotational cyclic time of a rotational body of a rotational driving device. A rotational body (rotational frame B) is turnably supported onto a rail 14 laid on all circumference of a cylindrical housing bath, while being dri...
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JP3658433B2 |
To obtain a continuos joint type shape having fixed width of opening and excellent fitting strength by separately manufacturing the web thickness and thickness of pawl parts into desirable arbitrary size in accordance with the purpose of...
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JP3656727B2 |
To provide a thread rolling method of a bar like work advantageous in accommodating a position in the longitudinal direction of a second formed part of a ring groove, etc., in a tolerance. With using a thread rolling die 40 having a thre...
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JP2005140208A |
To provide a hollow screw which is improved in workability by adding lock function to the hollow screw itself and can realize the reduction in weight without reducing the strength of a screw part and the like; a device for manufacturing ...
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JP3654580B2 |
To provide a manufacturing method of a shaft with collar by which a groove can be formed even in a thin-walled collar, and the formation of the groove and the fixing of the collar to the shaft can be performed simultaneously in one step....
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JP3653258B2 |
To provide a production method for a fastening part, by which cracks of a molded product during plastic working can be prevented and molding property can be improved, and a fastening part. A wire drawing material is obtained by drawing a...
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JP3651269B2 |
To roll a taper thread for tube to a tube end part of a thin wall steel tube. In rolling a taper male thread for tube to a tube end part of a thin wall steel tube, a core jig 1 inserted to the tube end end inside of the thin wall steel t...
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JP2005119281A |
To improve sealability between the inner circumferential surface of a caulked portion and a ball without multiplying manufacturing steps.A manufacturing method of a pipe-type ballpoint pen comprises an edge portion forming step, a ball s...
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JP2005118791A |
To reduce a forming load and improve forming accuracy in a boss forming method using flow forming.A forming roller 20 is pressed against one side face of a plate-like work W, which is rotated being pressed and held by a support 10. A bos...
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JP3645122B2 |
To make a cutting separation possible with a cold ring roller itself wherein a ring intermediary, which being constituted in a shape that width direction left, right is symmetric, is ring rolled into a product shape with a cold ring roll...
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JP3643641B2 |
To provide a method of forming a C-shaped contoured rail with a constant thickness by rolling. In a contoured rail manufacturing method for manufacturing a contoured rail with a C-shaped cross section provided with an inward ridgeline 2 ...
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