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    • 1. 发明专利
    • 内面螺旋溝付管の製造方法および製造装置
    • 具有螺旋孔内表面的管的制造方法和制造装置
    • JP2016022505A
    • 2016-02-08
    • JP2014148340
    • 2014-07-18
    • 三菱アルミニウム株式会社
    • 中浦 祐典坂上 武波照間 勇樹
    • B21C23/10B21C37/20B21C47/20B21C47/26B21C1/22
    • B21C1/22B21C37/20B21C47/26
    • 【課題】内面螺旋溝付管長手方向の溝形状の寸法精度が高く、且つフィン高さの高い内面螺旋溝付管が得られるととともに、細管に対応でき、生産性に優れる内面螺旋溝付管の製造方法および製造装置を提供する。 【解決手段】内面に長さ方向に沿う複数の直線溝が周方向に間隔をおいて形成された素管11をコイル状に保持したドラム21から巻き出して巻き出し側キャプスタン22に巻き付けつつ、ドラム21及び巻き出し側キャプスタン22をドラム21の巻軸21aと直交する軸心Cに沿って回転させることにより、巻き出し側キャプスタン22から素管11を軸心C回りに回転させながら巻き出す素管送り出し工程と、巻き出された素管11を引抜きダイス24に通して縮径しながら引抜いた後に引抜き側キャプスタン25に巻き付けることにより、素管11を捻って内面螺旋溝付管11Rとする引抜き工程とを備える。 【選択図】図1
    • 要解决的问题:提供一种具有螺旋槽内表面的管的制造方法,其可以制造具有螺旋槽内表面的管,其具有在具有螺旋槽的管的纵向方向上具有高尺寸精度的槽形状 内表面和高翅片高度,可适应于狭窄的管道并且具有优异的生产率,并且提供具有螺旋槽内表面的管道的制造装置。解决方案:具有螺旋槽内表面的管的制造方法 包括:元件管供给步骤,从元件管11被保持为线圈形状的滚筒21展开其内表面具有沿着纵向方向形成的多个直线槽的元件管11, 并且同时使滚筒21和解卷侧绞盘22围绕与卷绕轴21a正交的轴心C C旋转,从而取消 在从开卷侧绞盘22向轴心C旋转的同时,将元件管11卷绕; 以及拔出步骤,在拉出退卷管24的同时通过拉出模具24拉出退绕元件管11而将元件管11卷绕在拉出侧绞盘25周围,使其直径减小,并转动元件管11并形成 管11R带有螺旋槽内表面。选择图:图1
    • 2. 发明专利
    • Method and device for manufacturing inner helically grooved pipe
    • 用于制造内部护墙板的方法和装置
    • JP2012236225A
    • 2012-12-06
    • JP2012101870
    • 2012-04-26
    • Mitsubishi Alum Co Ltd三菱アルミニウム株式会社
    • NAKAURA SUKENORINAKAMOTO MASAYUKI
    • B21C37/20B21C1/22B21C23/08B21C47/20B21C47/26
    • PROBLEM TO BE SOLVED: To provide a method for manufacturing an inner helically grooved pipe that can obtain an inner helically grooved pipe having high dimensional accuracy and a high fin height, and also can be compatible with a thin pipe and is excellent in productivity.SOLUTION: The method for manufacturing an inner helically grooved pipe includes: a winding step of winding a pipe material 11 in which a plurality of linear grooves 11a along a longitudinal direction are formed in an inner surface while being spaced apart from each other in a circumferential direction, around a winding roller 21 in a coil shape; and a pulling step of extending the coiled pipe material 11C formed via the winding step so as to transform the coiled pipe material into a straight pipe shape while applying a constant tensile force to the coiled pipe material along a coil axis line 26 thereof, to twist the pipe material 11.
    • 要解决的问题:提供一种能够获得具有高尺寸精度和高翅片高度的内螺旋槽管的内螺旋槽管的制造方法,并且还可以与薄管相容,并且具有优异的 生产率。 解决方案:用于制造内螺旋槽管的方法包括:缠绕步骤,其卷绕其中沿着纵向方向形成有多个线性槽11a的管材11在内表面中彼此间隔开 在圆周方向上围绕线圈形状的卷绕辊21; 以及通过卷绕工序形成的卷取管材11C的延伸的拉伸工序,以便将卷取的管材变形为直管状,同时沿着线圈轴线26向卷管材施加恒定的拉伸力,以扭曲 管材11.版权所有(C)2013,JPO&INPIT
    • 3. 发明专利
    • CONTINUOUS COIL
    • JPH09192736A
    • 1997-07-29
    • JP2103897
    • 1997-01-20
    • NIKKO KINZOKU KK
    • SATO TADASHITAZAKI MASAHARUMURAOKA KEIICHIHASUMI SHINJI
    • B65H18/28B21C47/20B65H75/02
    • PROBLEM TO BE SOLVED: To surely support a joining part with a spacer and to prevent the generation of friction scratch on a metal face by inserting plural spacers protruding from the internal and external circumference with putting-in plural joining parts of metal coils piled up on the same rotary shaft. SOLUTION: Mutual internal terminals and mutual external terminals of coils adjoining on the upper side and the lower side of plural numbers of metal coils, 11, 12, 13, 14, etc., having a different coiling direction on every coils are joined as a coil A and they are piled up on the same rotary shaft. They are piled up while four spacers 16 of plastic are inserted in a state holding the joining part 15 connected from the lower side coil to the slant upper side. The spacers 16 are made in the state of producing from the internal circumference and the external circumference of each metal bar coil 11, 12. Therefore, because the joining part 15 is supported surely by the spacers 16 in the state of being inserted between them, at the time of handling, the joining part is not rubbed on the metal bar coil front face 17 and the generation of minor scratch can be prevented.
    • 4. 发明专利
    • WIRE UNWINDING DEVICE
    • JPH06226344A
    • 1994-08-16
    • JP4048293
    • 1993-02-03
    • SHIMPO IND
    • MATSUI TOKUO
    • B21C47/00B21C47/20
    • PURPOSE:To provide a wire unwinding device capable of uncoiling a non-core coil shape wire which is wound in single and multi layered without causing reverse winding. CONSTITUTION:A guide core 2 is provided on the turning shaft center line, and a turn table 1 on which the non-core coil shape wire 14 wound in single and multi layered is softly guided by the guide core 2 and supported, a variable speed motor 3 (turning driving device) by which the turn table 1 is turned to unwind the wire 14, a guide roller 8 (traveling guide member) provided opposing the side faces of the guide core 2 of the turn table 1 and by which the wire 14 unwound from the turn table 1 is guided for the following process are provided. A potensiometer 10 (position detecting device) by which shift of a wire traveling path 15 from the turntable 1 to the guide roller 8 in inward/outward direction is detected and a speed controlling device 4 by which the variable speed motor 3 is controlled based on an outputted signal from the potentiometer 10 and turning speed of the turn table 1 is adjusted to keep the wire traveling path 15 within specific positions in inward/outward direction are also provided.
    • 6. 发明专利
    • JPH05253618A
    • 1993-10-05
    • JP5465192
    • 1992-03-13
    • B21C47/20B65H49/28B65H59/04
    • PURPOSE:To reduce a frequency of breaking a wire rod at the time of uncoiling the wire rod or a flux cored wire at a high speed. CONSTITUTION:A friction brake material 14 to brake the rotation of a turntable 9 mounted with a wire rod coil 12, a speed detector 26 to detect the drawing speed of the wire rod 13 and a brake control means 18B which increases braking force of a friction brake material 14 to be given to the turntable 9 with the increase of the drawing speed by the start of draw out drive of the wire rod 13 and increases the braking force further in response with the stop of draw out drive of the wire rod 13 are provided. Consequently, though the draw out speed is raised, or though the wire rod easy to break such as a welding wire of flux cored wire is applied frequency of breaking is greatly lowered and a high speed uncoiling can be carried out.
    • 10. 发明专利
    • FLYER DEVICE
    • JPS6064726A
    • 1985-04-13
    • JP17393883
    • 1983-09-17
    • KIYOKUHOU SEISEN KK
    • YAMASHITA TETSUJI
    • B21C47/18B21C47/20B21C47/26B21C47/28B65H57/20B65H59/06
    • PURPOSE:To obtain a titled device having a construction capable of paying off a wire rod automatically and smoothly from a bobbin, by mounting a peeling roll on the arm of a rotational member supported rotatably by a vertical axis attached to the bobbin, and adding a take-out force of wire rod by driving the device. CONSTITUTION:A flanged cylindrical rotatioal-member 11 of a flyer device 3 is freely rotatably supported by an axially supporting part 8a of a vertical axis 8 inserted in the axial hole 7 of a bobbin 1 set on a base 4, and arms 13 a, b, c are attached to the member 11, and a wheel 14 which rolls on a flange 9 of bobbin 1, a peeling roll 15, and a pulley block 16 are provided to the arms respectively. A wire rod 2 is payed off by pulling the wire rod 2 guided by the roll 15 and the block 16, to rotate the member 11 in the arrow-B direction, and at the same time, a take-out force of wire rod 2 is added by rotating the roll 15 in the direction reverse to the arrow-B direction of the member 11 with the aid of a driving unit. Further, when the taking-out of wire rod 2 is stopped, the rotation of member 11 is also stopped by an electromagnetic brake 12 to prevent the entanglement of wire rod 2 caused by an unlimitedly continued paying off.