WO2011162376A1 - Dispositif et procédé d'usinage de tuyau - Google Patents

Dispositif et procédé d'usinage de tuyau Download PDF

Info

Publication number
WO2011162376A1
WO2011162376A1 PCT/JP2011/064541 JP2011064541W WO2011162376A1 WO 2011162376 A1 WO2011162376 A1 WO 2011162376A1 JP 2011064541 W JP2011064541 W JP 2011064541W WO 2011162376 A1 WO2011162376 A1 WO 2011162376A1
Authority
WO
WIPO (PCT)
Prior art keywords
pipe
heating
tubular member
bellows
tube
Prior art date
Application number
PCT/JP2011/064541
Other languages
English (en)
Japanese (ja)
Inventor
真鍋　健一
剛 古島
佐々木　修
Original Assignee
公立大学法人首都大学東京
株式会社昭和螺旋管製作所
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by 公立大学法人首都大学東京, 株式会社昭和螺旋管製作所 filed Critical 公立大学法人首都大学東京
Publication of WO2011162376A1 publication Critical patent/WO2011162376A1/fr

Links

Images

Classifications

    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B21—MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
    • B21D—WORKING OR PROCESSING OF SHEET METAL OR METAL TUBES, RODS OR PROFILES WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
    • B21D15/00—Corrugating tubes
    • B21D15/04—Corrugating tubes transversely, e.g. helically
    • B21D15/06—Corrugating tubes transversely, e.g. helically annularly
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B21—MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
    • B21D—WORKING OR PROCESSING OF SHEET METAL OR METAL TUBES, RODS OR PROFILES WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
    • B21D17/00—Forming single grooves in sheet metal or tubular or hollow articles
    • B21D17/02—Forming single grooves in sheet metal or tubular or hollow articles by pressing
    • B21D17/025—Forming single grooves in sheet metal or tubular or hollow articles by pressing by pressing tubes axially

Definitions

  • the present invention relates to a pipe processing apparatus and method, and more particularly to a pipe processing apparatus and method capable of deforming a pleat shape formed on a tubular member.
  • Patent Document 1 describes forming a bellows by disposing a plurality of dies in the axial direction of the raw tube, pressurizing the inside of the raw tube, and narrowing the interval between the dies. .
  • the raw tube is expanded in accordance with the shape of the cavity space of the mold, and a bellows is formed.
  • An object of the present invention is to provide a tube processing apparatus and method capable of deforming the pleat shape of a tubular member having a continuous wavy pleat, such as a bellows tube, without using a mold.
  • the tube processing apparatus of the present invention includes a heating unit that heats a heating portion of the tubular member, a compressive force applying unit that applies a compressive force in the axial direction of the tubular member, and a transport unit that transports the tubular member in the axial direction.
  • Control means for controlling the conveying means wherein the control means controls the conveying means to convey the tubular member by a distance twice as long as the pitch of the corrugated pleats continuously formed on the tubular member. It is characterized by controlling.
  • the heating part is easily deformed by being heated by the heating means, but the tubular members other than the heating part are not heated and are not easily deformed. Therefore, when a compressive force is applied in the axial direction of the tubular member by the compressive force applying means while the corrugated troughs continuously formed on the tubular member are heated by the heating means as a heating unit, the corrugated valleys are radially formed. It can be deformed so as to project outward. As a result, two pleats centering on the valley become one fold, and the fold height is higher than the fold height of the original fold.
  • the conveying means is controlled by the control means to convey the tubular member by a distance twice as long as the pitch of the corrugated pleats continuously formed on the tubular member. As a result, every other fold valley can be continuously deformed.
  • the pleat shape of a tubular member having a continuous corrugated pleat can be deformed without using a mold. And since a metal mold
  • a pressurizing means for pressurizing the inside of the tubular member is provided.
  • the pressurizing means pressurizes the inside of the tubular member, thereby suppressing the deformation of the tubular member in the radially inward direction and assisting the deformation in the radially outward direction. Therefore, when a compressive force is applied in the axial direction of the tubular member by the compressive force applying means, it becomes possible to deform the pleated valley located in the heating portion so as to reliably project outward in the radial direction.
  • the tube processing method of the present invention is characterized by comprising a step of applying a compressive force in the axial direction of the tubular member while heating the valley of the pleat in the tubular member continuously formed with corrugated corrugations.
  • the heated heating part is heated and easily deformed, but the tubular members other than the heating part are not heated and are not easily deformed. Therefore, when a compressive force is applied in the axial direction of the tubular member while heating the corrugated trough continuously formed on the tubular member as a heating part, the trough trough is deformed so as to project outward in the radial direction. It becomes possible to make it. As a result, two pleats centering on the valley become one fold, and the fold height is higher than the fold height of the original fold.
  • the pleat shape of a tubular member having a corrugated pleat such as a bellows tube can be deformed without using a mold. And since a metal mold
  • the tube processing method of the present invention it is preferable to include a step of conveying the tubular member in the axial direction by a distance twice the pitch of the pleats.
  • the pleat shape of a tubular member having a continuous corrugated pleat such as a bellows tube, can be uniformly deformed without using a mold. And since a metal mold
  • tube processing apparatus which concerns on 1st Embodiment of this invention is a fragmentary sectional view which shows the processing state of a pipe in order.
  • the flowchart which shows the pipe
  • the conceptual diagram which shows the use condition of the pipe processing apparatus in a 2nd shaping
  • pipe processing apparatus 10 is an apparatus for deforming pipe P to form pleats (annular irregularities) having a desired wave shape, and to obtain a molded pipe such as bellows pipe (bellows pipe) B.
  • the shape (inner diameter, wall thickness, etc.) and material of the pipe P are not particularly limited as long as it is a pipe that is generally used as a base pipe of a molded pipe such as a bellows pipe.
  • the material of the pipe P is, for example, a metal such as stainless steel, copper, or aluminum, or a resin.
  • the shape of the pipe P is not limited to a cylindrical shape, and may be a rectangular tube shape or the like.
  • the pipe P may be a long object that is fed from a feeding machine and wound around a winding machine.
  • the tube processing apparatus 10 includes a first chuck 11, a second chuck 12, a heating coil 13, a first transport mechanism 14, a second transport mechanism 15, and a control unit 16.
  • the first chuck 11 and the second chuck 12 hold the pipe P at the first and second holding positions H1 and H2, respectively, so as to sandwich a heating unit S described later in the axial direction of the pipe P.
  • the chucks 11 and 12 hold the outer peripheral surface of the pipe P with an appropriate holding force so that the pipe P does not shift from the holding positions H1 and H2 during processing.
  • the heating coil 13 heats the heating part S of the pipe P and corresponds to the heating means of the present invention.
  • the heating unit S is an annular portion that is heated to the target temperature by the heating coil 13 and is short in the axial direction of the pipe P.
  • the heating coil 13 is disposed so as to surround the heating unit S in the circumferential direction.
  • a high-frequency current is supplied from a high-frequency current generator 17 composed of an AC power supply, an oscillation circuit, a transformer, etc.
  • the heating coil 13 heats the heating part S uniformly over the entire circumference by high-frequency heating.
  • an annular heater may be used, an electric current may be supplied to a heater and the heating part S may be heated by energization heating.
  • a laser heating device may be arranged uniformly around the heating unit S, and the heating unit S may be heated by laser heating.
  • the cooling coil 18 is supplied with a fluid refrigerant such as water or oil from the refrigerant supply device 19, and prevents the portion adjacent to the heating unit S from being heated by the heating by the heating coil 13. Thereby, only the heating unit S is locally heated.
  • the width of the heating part S is determined according to the coil width of the heating coil 13 and the distance between the heating coil 13 and the cooling coil 18.
  • a temperature sensor 20 is disposed adjacent to the heating unit S.
  • the temperature sensor 20 is a non-contact type temperature sensor and detects the temperature of the heating unit S.
  • the first transport mechanism 14 transports (sends) the pipe P at the first holding position H1 toward the heating unit S at the transport speed V1 in the right direction in FIG. 1 by moving the first chuck 11.
  • the first transport mechanism 14 corresponds to the transport unit of the present invention.
  • the first holding position H1 is located upstream of the heating unit S in the transport direction.
  • the first transport mechanism 14 is connected to a ball nut portion 21 fixed to the first chuck 11, a ball screw shaft 23 that meshes with the ball nut portion 21 via a plurality of balls 22, and a ball screw shaft 23.
  • a servo motor 24 that rotates the shaft 23 is provided.
  • the ball nut portion 21 is guided by a guide 26 that is a linear motion guide mechanism and moves linearly.
  • the second transport mechanism 15 transports (pulls out) the pipe P at the second holding position H2 in the right direction in FIG. 1 away from the heating unit S at the transport speed V2 by moving the second chuck 12.
  • the second transport mechanism 15 corresponds to the transport means of the present invention.
  • the second holding position H2 is located on the downstream side in the transport direction from the heating unit S.
  • the second transport mechanism 15 is connected to a ball nut portion 27 fixed to the second chuck 12, a ball screw shaft 29 that meshes with the ball nut portion 27 via a plurality of balls 28, and a ball screw shaft 29.
  • a servo motor 30 for rotating the shaft 29 is provided.
  • the ball nut portion 27 is guided by a guide 26 that is a linear motion guide mechanism and moves linearly.
  • the transport mechanisms 14 and 15 correspond to the compressive force applying means of the present invention.
  • hydraulic cylinders may be used as the transport mechanisms 14 and 15.
  • the chucks 11 and 12 are attached to the piston of the hydraulic cylinder.
  • the tube processing apparatus 10 includes a pressurizing mechanism 35.
  • the pressurizing mechanism 35 pressurizes the inside of the pipe P or the bellows pipe B (see FIG. 4), and corresponds to the pressurizing means of the present invention.
  • the pressurizing mechanism 35 increases the internal pressure of the pipe P or the bellows tube B by filling the inside of the pipe P or the bellows tube B sealed at both ends by a known means (not shown).
  • a known means not shown.
  • inert gas such as nitrogen and argon, air, oil, etc. can be used, for example.
  • the pressurizing mechanism 35 increases the internal pressure from several atmospheres to several tens of atmospheres according to the material, inner diameter, wall thickness, temperature of the heating unit S, width, and the like of the pipe P or bellows tube B.
  • the control unit 16 includes a CPU, a ROM, a RAM, an I / O, and the like, and corresponds to the control means of the present invention.
  • the control unit 16 is connected to servo motors 24 and 30 via motor drivers 25 and 31.
  • the servo motors 24 and 30 are provided with encoders 32 and 33 for detecting the rotational speeds of the servo motors 24 and 30, respectively.
  • the storage unit of the control unit 16 stores the rotational speeds of the servo motors 24 and 30 corresponding to the conveying speeds V1 and V2 corresponding to the material and shape of the pipe P, the shape of the folds to be formed, and the like.
  • the storage unit of the control unit 16 stores the number of steps of the servo motors 24 and 30 corresponding to the case where the pipe P is transported by a distance twice the pitch of the continuously formed pleats with the same transport speeds V1 and V2. Has been.
  • the control unit 16 refers to the number of rotations or the number of steps and transmits a control signal to the motor drivers 25 and 31 according to the detection signals from the encoders 32 and 33 to control the servo motors 24 and 30.
  • control unit 16 is also connected to the high-frequency current generator 17 and the temperature sensor 20.
  • the storage unit of the control unit 16 stores the target temperature of the heating unit S according to the material and shape of the pipe P, the shape of the folds to be formed, and the like.
  • the target temperature is a temperature that exceeds at least the softening temperature of the pipe P.
  • the control unit 16 refers to the target temperature and transmits a control signal to the high-frequency current generator 17 according to the detection signal from the temperature sensor 20 to control the high-frequency current value supplied to the heating coil 13. Thus, the temperature of the heating part S is adjusted. Note that a refrigerant supply device 19 and a pressurizing mechanism 35 are also connected to the control unit 16.
  • the operator holds the pipe P, which is a raw pipe, using the chucks 11 and 12 so as to sandwich the heating unit S between the holding positions H1 and H2 (S1-1). )I do.
  • a heating step (S1-2) for heating the heating unit S is performed.
  • the heating process and the subsequent conveying process are executed by the control unit 16 by pressing a start button (not shown).
  • a high-frequency current is supplied from the high-frequency current generator 17 to the heating coil 13, and the heating unit S is uniformly heated to the target temperature over the entire circumference by the high-frequency heating by the heating coil 13.
  • the part adjacent to the heating part S is cooled by the cooling coil 18 at least below the softening temperature.
  • the conveyance process (S1-3) which conveys the pipe P is performed, maintaining the heating part S at target temperature.
  • the pipe P at the first holding position H1 is transported at the first transport speed V1 via the first chuck 11 using the first transport mechanism 14, and the second transport mechanism 15 is used.
  • the pipe P at the second holding position H2 is transported at the second transport speed V2.
  • the distance between the holding positions H1 and H2 is shortened, and a large compressive force is applied in the axial direction of the pipe P located therebetween.
  • the heating part S is heated above the softening temperature and is easily deformed.
  • the temperature of the pipes P other than the heating part S is less than the softening temperature and does not easily deform. Therefore, deformation occurs only in the heating part S.
  • the inside of the pipe P is pressurized using the pressurizing mechanism 35 while simultaneously performing the heating step (S1-2) and the transporting step (S1-2).
  • the heating unit S Due to the characteristics of the cross-sectional shape of the pipe P, deformation tends to occur so as to project outward in the radial direction. Moreover, since the inside of the pipe P is pressurized by the pressurizing mechanism 35, the heating unit S is easily projected outward in the radial direction. Accordingly, the heating unit S is projected outward in the radial direction.
  • the heating unit S since the pipe P is pulled out at a constant transport speed V2, the heating unit S also moves at a constant transport speed V2. As a result, the corrugated pleats are continuously formed in the pipe P.
  • the pitch and height of the pleats depend on parameters such as the material and shape (inner diameter, thickness, etc.) of the pipe P, the temperature of the heating part S, the conveying speeds V1 and V2, the width of the heating part S, the internal pressure of the pipe P, and the like. Will change accordingly. However, if the parameters are the same, the shape of the pleats will be the same. Therefore, by maintaining the temperature of the heating section S and the conveying speeds V1 and V2 constant, a bellows tube B having pleats of the same shape is formed. It becomes possible.
  • a second molding step (S2) for increasing the pleat height h is performed using the bellows tube B obtained in the first molding step (S1).
  • the operator performs a holding step (S2-1) for holding the bellows tube B using the chucks 11 and 12.
  • Step (S2-2) is performed.
  • a heating step (S2-3) for heating the heating unit S is performed. Note that the conveyance process after the heating process is executed by the control unit 16 by pressing a start button (not shown).
  • a high-frequency current is supplied from the high-frequency current generator 17 to the heating coil 13, and the heating unit S is uniformly heated to the target temperature over the entire circumference by the high-frequency heating by the heating coil 13. And the part adjacent to the heating part S is cooled by the cooling coil 18 at least below the softening temperature.
  • the width of the heating section S is determined according to the material, inner diameter, thickness, temperature of the heating section S, etc. of the bellows tube B, and is about 0.9 to 1.5 times the pleat pitch w. Preferably there is.
  • a compressive force applying step (S2-4) for applying a compressive force in the axial direction of the bellows tube B is performed while maintaining the heating unit S at the target temperature.
  • the first chuck 11 is fixed, the bellows tube B is held at the first holding position H1, and the second holding is performed via the second chuck 12 using the second transport mechanism 15.
  • the bellows tube B at the position H2 is moved by a distance ⁇ t in the left direction in FIG.
  • the inside of the bellows tube B is pressurized using the pressurizing mechanism 35 while simultaneously performing the heating step (S2-3) and the compressive force applying step (S2-4).
  • the distance between the holding positions H1 and H2 is shortened by ⁇ t, and a large compressive force is applied in the axial direction of the bellows tube B positioned therebetween.
  • the heating part S is heated above the softening temperature and is easily deformed.
  • the temperature of the bellows tube B other than the heating unit S is less than the softening temperature and does not easily deform. Therefore, deformation occurs only in the heating part S.
  • a conveying step (S2-6) is performed in which the bellows pipe B is conveyed in the right direction in FIG. 1 by a distance twice the pitch w of the original folds. Do. The portion that is inverted and turned into a mountain is cooled and hardened by the cooling coil 18 when the bellows tube B is conveyed.
  • the fold height h that can be formed without breaking is limited only by the first molding process. Therefore, in the second molding step, one pleat with a high pleat height h ′ is formed because of the two pleats formed in the first molding step. Thereby, pleats of various shapes can be continuously formed using the tube processing apparatus 10.
  • the tube processing apparatus 50 is similar to the above-described tube processing apparatus 10, and therefore only different parts will be described.
  • the tube processing device 50 further includes a mandrel 51 as compared with the tube processing device 10.
  • the mandrel 51 contacts and supports the pipe P or the bellows pipe B between the holding positions H1 and H2 in the axial direction.
  • the mandrel 51 has a round bar shape made of a metal such as stainless steel or aluminum, or a hard resin, and the diameter thereof is equal to the inner diameter D of the pipe P and the bellows pipe B.
  • the mandrel 51 is inserted in advance inside the pipe P or the bellows pipe B.
  • the mandrel 51 extends from the first processed portion (first heating portion S) of the pipe P or the bellows tube B over the first holding position H1.
  • the insertion method of the mandrel 51 is not limited to this, and it is sufficient that at least the mandrel 51 exists between the end portions of the holding positions H1 and H2.
  • the mandrel 51 is inserted inward from the second holding position H2 side, and extends from the last part to be processed (the last heating part S) of the pipe P or the bellows pipe B to the second holding position H2. You may let them.
  • the pipe P or the bellows pipe B into which the mandrel 51 is inserted in advance is held using the chucks 11 and 12.
  • the mandrel 51 may be inserted inside the pipe P or the bellows pipe B held using the chucks 11 and 12.
  • the pitch w ′, the pleat height h ′, and the inner diameter D are the same as the pipe processing method using the pipe processing apparatus 10 described above.
  • Bellows tube B can be obtained, and pleats of various shapes can be formed using the tube processing apparatus 50.
  • the pipe P and the bellows pipe B are supported by the mandrel 51 inserted inside. Therefore, the support span of the pipe P and the bellows pipe B is a distance between the tip of the mandrel 51 and the end of the holding position H2, and is shortened compared to the pipe processing apparatus 10 in which the mandrel 51 is not inserted. As a result, the possibility of unwanted buckling deformation occurring in the pipe P and the bellows pipe B can be reduced.
  • the mandrel 51 is inserted inside the bellows tube B, it is not allowed to generate a radially inward deformation in the compressive force applying step (S2-4). Therefore, the deformation occurs so as to surely project outward in the radial direction.
  • the mandrel 51 is used to support the pipe P or the bellows pipe B.
  • the means for supporting the pipe P or the bellows pipe B is not limited to the mandrel 51, and any means that supports the pipe P or the bellows pipe B between the holding positions H1 and H2 and supports them may be used. For example, you may use the roller contact

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Shaping Of Tube Ends By Bending Or Straightening (AREA)

Abstract

L'invention concerne un dispositif (10) d'usinage de tuyau qui comporte: un serpentin (13) chauffant qui chauffe une partie chauffée (S) d'un tuyau (B) à soufflet ; des mécanismes de transport (14, 15) qui transportent le tuyau (B) à soufflet; et une unité de commande (16) qui commande les mécanismes de transport (14, 15). Les mécanismes de transport (14, 15) servent aussi de moyens d'application d'une force de compression, qui appliquent une force de compression dans la direction axiale du tuyau (B) à soufflet. L'unité de commande (16) commande les mécanismes de transport (14, 15) de manière à transporter le tuyau (P) sur une certaine distance, à chaque fois qu'une distance équivalant à deux pas d'une ondulation, formée en continu sur le tuyau (B) à soufflet, est atteinte.
PCT/JP2011/064541 2010-06-24 2011-06-24 Dispositif et procédé d'usinage de tuyau WO2011162376A1 (fr)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
JP2010144062A JP4899227B2 (ja) 2010-06-24 2010-06-24 管加工装置及び方法
JP2010-144062 2010-06-24

Publications (1)

Publication Number Publication Date
WO2011162376A1 true WO2011162376A1 (fr) 2011-12-29

Family

ID=45371542

Family Applications (1)

Application Number Title Priority Date Filing Date
PCT/JP2011/064541 WO2011162376A1 (fr) 2010-06-24 2011-06-24 Dispositif et procédé d'usinage de tuyau

Country Status (3)

Country Link
JP (1) JP4899227B2 (fr)
TW (1) TW201217081A (fr)
WO (1) WO2011162376A1 (fr)

Cited By (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN103252394A (zh) * 2012-02-16 2013-08-21 泰州华腾管道设备有限公司 波纹管液压成型机
CN104259282A (zh) * 2014-07-11 2015-01-07 航天海鹰(哈尔滨)钛业有限公司 钛或钛合金翅片管的成形装置
CN105834242A (zh) * 2016-03-28 2016-08-10 新昌县中波科技有限公司 一种具有高精密、高稳定性和长寿命波纹管的生产方法
CN107088599A (zh) * 2017-05-06 2017-08-25 芜湖瑞德机械科技有限公司 一种不锈钢管打波机
CN108787844A (zh) * 2018-07-09 2018-11-13 浙江摩多巴克斯科技股份有限公司 一种超薄密集形高性能弹性元件的制造设备及其工艺
CN110814123A (zh) * 2019-11-14 2020-02-21 哈尔滨工业大学 一种轴向加载/摩擦补料的柔性介质辅助波纹管快速热成形装置及其方法
CN110935802A (zh) * 2019-11-19 2020-03-31 上海交通大学 用于金属管材无模热成形或热处理的装置
CN113305190A (zh) * 2021-05-26 2021-08-27 哈尔滨工业大学 一种预制管材局部有益皱纹的装置及方法

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN104858278B (zh) * 2015-05-26 2017-03-08 东北大学 一种金属波纹管的无模成形工艺方法
CN106964680B (zh) * 2017-04-01 2019-03-15 东北大学 一种金属波纹管的连续无模成形装置及方法
CN106944517B8 (zh) * 2017-04-13 2020-02-18 泉州台商投资区忆品茶业有限公司 一种适合钢管制波的端部顶压固定结构

Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS53119776A (en) * 1977-03-30 1978-10-19 Toshiba Corp Manufacture of thin walled cylinder with bellows
JPH0788566A (ja) * 1993-09-20 1995-04-04 Toyota Motor Corp コルゲートチューブ成形方法とその装置
JPH10175028A (ja) * 1996-12-18 1998-06-30 Nippon Steel Corp ハイドロフォーム法による金属管の高加工度成形法

Family Cites Families (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS6372433A (ja) * 1986-09-16 1988-04-02 Hitachi Ltd ベロ−ズの製造方法
JP2001239322A (ja) * 2000-02-24 2001-09-04 Okiyama Seisakusho:Kk パイプの雌ねじ加工方法及びその装置

Patent Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS53119776A (en) * 1977-03-30 1978-10-19 Toshiba Corp Manufacture of thin walled cylinder with bellows
JPH0788566A (ja) * 1993-09-20 1995-04-04 Toyota Motor Corp コルゲートチューブ成形方法とその装置
JPH10175028A (ja) * 1996-12-18 1998-06-30 Nippon Steel Corp ハイドロフォーム法による金属管の高加工度成形法

Cited By (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN103252394A (zh) * 2012-02-16 2013-08-21 泰州华腾管道设备有限公司 波纹管液压成型机
CN104259282A (zh) * 2014-07-11 2015-01-07 航天海鹰(哈尔滨)钛业有限公司 钛或钛合金翅片管的成形装置
CN105834242A (zh) * 2016-03-28 2016-08-10 新昌县中波科技有限公司 一种具有高精密、高稳定性和长寿命波纹管的生产方法
CN107088599A (zh) * 2017-05-06 2017-08-25 芜湖瑞德机械科技有限公司 一种不锈钢管打波机
CN108787844A (zh) * 2018-07-09 2018-11-13 浙江摩多巴克斯科技股份有限公司 一种超薄密集形高性能弹性元件的制造设备及其工艺
CN110814123A (zh) * 2019-11-14 2020-02-21 哈尔滨工业大学 一种轴向加载/摩擦补料的柔性介质辅助波纹管快速热成形装置及其方法
CN110814123B (zh) * 2019-11-14 2022-03-25 哈尔滨工业大学 一种波纹管快速热成形装置及其方法
CN110935802A (zh) * 2019-11-19 2020-03-31 上海交通大学 用于金属管材无模热成形或热处理的装置
CN110935802B (zh) * 2019-11-19 2021-01-05 上海交通大学 用于金属管材无模热成形或热处理的装置
CN113305190A (zh) * 2021-05-26 2021-08-27 哈尔滨工业大学 一种预制管材局部有益皱纹的装置及方法

Also Published As

Publication number Publication date
TW201217081A (en) 2012-05-01
JP2012006042A (ja) 2012-01-12
JP4899227B2 (ja) 2012-03-21

Similar Documents

Publication Publication Date Title
JP4899227B2 (ja) 管加工装置及び方法
JP6574518B2 (ja) 管の拡径方法および成形装置
JP5437730B2 (ja) 熱間バルジ成形装置、熱間バルジ成形方法、および熱間バルジ成形品
CN101961747B (zh) 热胀成形装置
JP5403071B2 (ja) 誘導加熱コイル、加工部材の製造装置および製造方法
JP2010531735A (ja) 細長い中空体の軸方向成形装置及び方法
KR20120057582A (ko) 아이어닝 롤러 스피닝을 위한 방법 및 장치
JP2010149182A (ja) 筒状部材の製造方法
CN103691789A (zh) 一种大型厚壁筒形坯料热旋压成形封头的方法
KR101328868B1 (ko) 엘보 확관성형장치
CN111438223A (zh) 一种矩形金属波纹管整体成形方法
JP6772189B2 (ja) スピニング装置およびスピニング方法
CN104874663B (zh) 一种金属管材的增量式温差胀形方法
JP2017185498A (ja) 溝付き金属管の製造方法及び装置
CN104853862A (zh) 用于制造用于内燃发动机的凸轮轴的方法
JP4899226B2 (ja) 管加工装置及び方法
JP2009097725A5 (fr)
WO2015162864A1 (fr) Procédé de fabrication de préforme et composant axialement symétrique
JP7149159B2 (ja) ラックバーの製造装置及びラックバーの製造方法
JP5770430B2 (ja) 曲げ加工装置
JP5469355B2 (ja) 管加工装置及び管加工方法
JP5649226B2 (ja) 異径管の製造方法並びに異径管の製造装置
JP5662648B2 (ja) ハイドロフォーム成形方法及びハイドロフォーム成形装置
JP2004358494A (ja) 縮管成形装置、縮管成形方法、およびこれを用いて製造された触媒コンバータ
JP2008266694A (ja) 塑性加工装置及び塑性加工方法

Legal Events

Date Code Title Description
121 Ep: the epo has been informed by wipo that ep was designated in this application

Ref document number: 11798257

Country of ref document: EP

Kind code of ref document: A1

NENP Non-entry into the national phase

Ref country code: DE

122 Ep: pct application non-entry in european phase

Ref document number: 11798257

Country of ref document: EP

Kind code of ref document: A1