WO2001026837A1 - Dispositif de mise en rotation - Google Patents
Dispositif de mise en rotation Download PDFInfo
- Publication number
- WO2001026837A1 WO2001026837A1 PCT/JP2000/007113 JP0007113W WO0126837A1 WO 2001026837 A1 WO2001026837 A1 WO 2001026837A1 JP 0007113 W JP0007113 W JP 0007113W WO 0126837 A1 WO0126837 A1 WO 0126837A1
- Authority
- WO
- WIPO (PCT)
- Prior art keywords
- processing tool
- spinning
- rotating body
- tube
- pipe
- Prior art date
Links
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
- B21D22/00—Shaping without cutting, by stamping, spinning, or deep-drawing
- B21D22/14—Spinning
-
- 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
- B21D41/00—Application of procedures in order to alter the diameter of tube ends
- B21D41/04—Reducing; Closing
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23D—PLANING; SLOTTING; SHEARING; BROACHING; SAWING; FILING; SCRAPING; LIKE OPERATIONS FOR WORKING METAL BY REMOVING MATERIAL, NOT OTHERWISE PROVIDED FOR
- B23D21/00—Machines or devices for shearing or cutting tubes
- B23D21/006—Machines or devices for shearing or cutting tubes and sealing, crushing or chamfering the tubes
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23D—PLANING; SLOTTING; SHEARING; BROACHING; SAWING; FILING; SCRAPING; LIKE OPERATIONS FOR WORKING METAL BY REMOVING MATERIAL, NOT OTHERWISE PROVIDED FOR
- B23D21/00—Machines or devices for shearing or cutting tubes
- B23D21/04—Tube-severing machines with rotating tool-carrier
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
- Y10T—TECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION
- Y10T82/00—Turning
- Y10T82/16—Severing or cut-off
- Y10T82/16229—Interrelated means for tool infeed and circumrotation
- Y10T82/16262—Infeed cam disk rotation geared to tool holder rotation
- Y10T82/16311—Scroll plate infeed cam
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
- Y10T—TECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION
- Y10T82/00—Turning
- Y10T82/22—Portable lathe for pipe turning
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
- Y10T—TECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION
- Y10T82/00—Turning
- Y10T82/25—Lathe
- Y10T82/2529—Revolvable cutter heads
Definitions
- the present invention relates to a spinning apparatus, and more particularly to a spinning apparatus that performs a spinning process on a workpiece that is non-rotatably supported by revolving a roller.
- the spindle device described in the publication has a double-structured main shaft provided with a cam plate and a tool mounting base (face plate), and drives two sets of planetary gear mechanisms mounted in series behind the main shaft. A speed difference is created between the inner and outer pipes to give relative rotation between the cam plate and the tool mount, and the squeezing tool that revolves around the main shaft is slid in the radial direction to perform spinning. It is configured.
- the cutting step after such spinning is particularly performed after the spinning including the inclined axis and the eccentric axis described in Japanese Patent Application Laid-Open No. 11-147138, etc. This is an indispensable step for finishing.
- the present invention provides a spinning apparatus that performs a spinning process by revolving a processing tool on a workpiece that is non-rotatably supported, and appropriately performs the spinning process and cuts the workpiece continuously after the spinning process.
- Another object of the present invention is to provide a spinning apparatus capable of performing other processes such as the above.
- a spinning apparatus includes, as described in claim 1 below, a main shaft composed of a double pipe of an outer pipe and an inner pipe, and any one of the outer pipe and the inner pipe.
- a first rotating body provided at the tip of one of the pipes and rotating with the one of the pipes around the main axis; and a second rotating body of the outer pipe or the inner pipe in parallel with the first rotating body.
- a second rotating body provided at a distal end portion and rotating about the main axis with the other of the outer pipe or the inner pipe, a first rotating body around an axis of the other pipe of the outer pipe or the inner pipe;
- the second guideway and the second guideway A first processing tool and a second processing tool supported by the first rotating body so as to be movable along the first guide path and the second guide path of the second rotating body, respectively.
- the outer pipe and the inner pipe are rotated in the same direction, and the outer pipe and the inner pipe are rotated so that a rotation difference is generated between the outer pipe and the inner pipe as necessary.
- a drive unit for relatively rotating the inner pipe, and the first processing tool and the second processing tool revolve around the workpiece that is non-rotatably supported.
- the second processing tool is configured to be driven radially along the second guide path.
- the workpiece is revolvingly driven to appropriately perform the spinning process on the workpiece that is non-rotatably supported, and cutting and the like are performed continuously with the spinning process. Other processing can be easily performed.
- the second processing tool when moving in the radial direction, the second processing tool moves in the radial direction, and the first processing tool moves in the radial direction.
- the second processing tool can be configured to move in the radial direction. According to the spinning apparatus according to the second aspect, it is possible to reliably prevent the first processing tool and the second processing tool from colliding with each other, and to ensure that the first processing tool and the second processing tool are in contact with each other. The degree of freedom of tool arrangement can be increased.
- either the first processing tool or the second processing tool can be provided with a retrograde mechanism.
- the moving directions of the first processing tool and the second processing tool can be reversed by a simple mechanism.
- predetermined lengths at both end sides of the first guide path and the second guide path formed in the second rotating body are formed as concentric circles. Can be.
- the concentric portion formed in the concentric circle can be set as the retreat position of the first processing tool or the second processing tool.
- the first processing tool can be a roller for spinning processing
- the second processing tool can be a cutting tool.
- the first processing tool is a roller for spinning processing
- the second processing tool is a cutting tool for cutting. Can be easily trimmed.
- the first processing tool is a roller for spinning processing having a large curvature at a portion in contact with the workpiece
- the second processing tool is provided with a second processing tool.
- a spinning roller having a small curvature at a portion where the tool comes into contact with the workpiece can be used.
- a spinning roller having a large curvature at a portion abutting on a workpiece is suitable for forming a rough shape, while a roller having a small curvature at a portion abutting on a workpiece is suitable.
- the roller for spinning can be formed while maintaining high surface accuracy of the processed surface, and is suitable for finishing.
- the first processing tool is a spinning roller having a large curvature at a portion abutting on a workpiece
- the second processing tool is a workpiece.
- a roller for spinning is used as the first processing tool.
- examples of the second processing tool include, in addition to a roller for spinning, a cutting tool for cutting a member to be processed, a byte for processing a cut surface, and a grindstone.
- the first and second guide paths may be grooves or ridges, and the first and second processing tools may be provided with pins which are engaged and guided in the grooves or may be fitted with the ridges. By forming the groove to be inserted, the first and second processing tools can be driven along the first and second guide paths, respectively.
- the second guideway and the second guideway may be formed as one continuous guideway.
- FIG. 1 is a cross-sectional view showing an entire spinning apparatus according to one embodiment of the present invention.
- FIG. 2 is a front view showing a relationship between a roller and a cutting tool in the spinning apparatus according to one embodiment of the present invention.
- FIG. 3 is a front view showing a relationship between a mouthpiece and a cutting tool in a spinning apparatus according to one embodiment of the present invention.
- FIG. 4 is a front view showing a relationship between a mouthpiece and a cutting tool in a spinning apparatus according to one embodiment of the present invention.
- FIG. 5 is a side view of the state of FIG. 4 showing the relationship between the roller and the blade in the spinning apparatus according to one embodiment of the present invention.
- FIG. 6 is a side view of the spinning device according to one embodiment of the present invention in a state of FIG. 4 showing a relationship between a mouthpiece and a cutting tool.
- FIG. 7 is a cross-sectional view of a spinning apparatus according to another embodiment of the present invention.
- -It is a front view which shows the relationship between a ra and a cutting tool.
- FIG. 8 is a front view showing a relationship between a cutter and a cutting tool in a spinning apparatus according to another embodiment of the present invention.
- FIG. 9 is a front view showing a second rotating body in a spinning device according to another embodiment of the present invention.
- FIG. 10 is a perspective view of a transmission mechanism.
- FIG. 11 is a longitudinal sectional view of the transmission mechanism (a sectional view taken along line Q-Q in Fig. 12)
- Fig. 12 is a longitudinal sectional view of the transmission mechanism (a line R-R in Fig. 11)
- FIG. 13 is a vertical cross-sectional view (a cross-sectional view taken along the line P-P in FIG. 14) of a main part of a spinning apparatus according to another embodiment of the present invention.
- FIG. 14 is a front view showing a relationship between a roller and a blade in a spinning apparatus according to another embodiment of the present invention.
- FIG. 15 is a front view showing a second rotating body in a spinning apparatus according to another embodiment of the present invention.
- FIG. 16 is a cross-sectional view showing a second rotating body in a spinning apparatus according to another embodiment of the present invention.
- FIG. 17 is a sectional view taken along the line T-T in FIG.
- FIG. 18 is a cross-sectional view taken along the line U-U in FIG.
- FIG. 19 is a cross-sectional view taken along the line V_V in FIG.
- FIG. 20 is an explanatory diagram of a retrograde mechanism. BEST MODE FOR CARRYING OUT THE INVENTION
- FIG. 1 and FIG. 2 show a spinning apparatus according to an embodiment of the present invention.
- the pipe end of a pipe blank 4 can be reduced in diameter.
- the final product in the form is supplied to, for example, an outer cylinder (not shown) of a muffler for an automobile, a catalytic converter, and various pressure vessels.
- the raw material is a metal tube material, but the type of the material does not matter.
- a pair of guide rails 5 are fixed on a base 1 and a housing 20 is movably arranged along the guide rails 5 c.
- a ball socket 7 is fixed to a lower portion of the base, and a screw shaft (hole screw) 8 screwed to the ball socket 7 is disposed on the base 1 in parallel with the guide rail 5, and is rotatable by a servo motor 9. Supported.
- the housing 20 is configured to move along the guide rail 5 when the screw shaft 8 is driven to rotate by the servomotor 9.
- the main shaft 2 is arranged on a plane parallel to the base 1 and is rotatably supported by the housing 20 via a bearing 3 or the like about a center axis thereof. As shown in FIG. 1, the main shaft 2 is formed as a double pipe by a cylindrical outer pipe 21 and an inner pipe 23, and is connected to a transmission mechanism 50 described later.
- the connecting rod 41 of the mandrel 40 is supported so as to be able to advance and retreat in the axial direction independently of the main shaft 2 so as to penetrate the hollow portion of the inner tube 23.
- the connecting rod 4 ⁇ ⁇ ⁇ is supported by the inner pipe 23 of the main shaft 2 by floating through a bearing, so that it can move in the axial direction regardless of the rotation and the axial movement of the main shaft 2. It is configured.
- the mandrel 40 is formed so as to conform to the shape inside the open end of the tube material 4.
- the base end of the connecting rod 41 is supported by a cylinder 42 for driving forward and backward, and the cylinder 42 is supported by the base 1 via a bracket 1c.
- the pipe blank 4 to be machined in the present embodiment is attached to a clamping device (not shown) so that the machining target central axis at the end thereof coincides with the central axis of the main spindle 2. Therefore, it is supported so as not to rotate. That is, it is configured such that the processing target central axis of the pipe blank 4 and the central axis of the main spindle 2 are located on the same plane parallel to the base 1 (at the same height from the base 1).
- the outer tube 21 of the main shaft 2 is formed of a hollow cylindrical member, and the hollow inner tube 23 accommodates the cylindrical inner tube 23 and is connected to a transmission mechanism 50 described later.
- the connecting rod 41 of the mandrel 40 is supported so as to be able to advance and retreat in the axial direction so as to penetrate the hollow portion of the inner tube 23.
- the mandrel 40 is formed so as to conform to the shape of the inside of the open end of the tube material 4.
- the proximal end of the connecting rod 41 is supported by a cylinder 42 for driving forward and backward, and the cylinder 42 is supported by the base 1 via a bracket 1c.
- the outer tube 21 is connected to a pulley 22b via a gear train 22a, and the pulley 22b is connected to a motor or the like (not shown) via a belt (not shown).
- the outer tube 21 is rotationally driven by this motor or the like.
- a first rotating body 24 is fixed to the tip of the outer tube 21, and when the outer tube 21 is driven to rotate, the second rotating body 24 rotates around the central axis.
- the distal end of the inner tube 23 is supported rotatably with respect to the first rotating body 24.
- a second rotator 25 is fixed to the tip of the inner tube 23, and the second rotator 25 is driven to rotate together with the inner tube 23 about its central axis.
- the second rotating body 25 of the present embodiment is provided with four arc-shaped guide grooves (a pair of opposed guides) constituting the first and second guide paths of the present invention.
- the inner grooves are represented by 25a and 25b, respectively).
- Each of these guide grooves 25a and 25b is formed in the radial direction with the rotation of the second rotating body 25.
- Guide pins 26 to move are arranged. These guide pins 26 are held by a pair of support members 27 and a pair of support members 29, respectively.
- Support members 2 7 are mutually , Is slidably supported by the second rotating body 25, and is held movably along the guide groove 25 a via the inner pin 26.
- the support members 29 are also arranged to face each other, slidably supported by the second rotating body 25, and movably held along the guide grooves 25b via the guide pins 26. I have. As shown in FIGS. 1 and 2, a roller 28 is rotatably supported by each support member 27, and a cutting tool 30 is rotatably supported by each support member 29. .
- the first rotating body 24 is omitted for ease of explanation, and the supporting members 27, 29 and the rollers supported by the first rotating body 24 are omitted. Only 28 and cutting tool 30 are shown.
- the guide grooves 25a and 25b are formed so that the support member 27 (and the roller 28) and the support member 29 (and the blade 30) move relatively when the second rotating body 25 rotates in one direction. Have been. That is, when the support member 27 moves in the radial direction, the support member 29 moves in the radial direction. Conversely, when the support member 27 moves in the radial direction, the support member 29 moves in the radial direction. As a result, the profiles of the guide grooves 25a and 25b are formed.
- each roller 28 and the cutting tool 30 rotate around the central axis of the tube material 4.
- the support member 27 is driven in the radial direction, and the roller 28 is moved with respect to the central axis of the tube material 4.
- the support member 29 is driven in the radial direction opposite to the moving direction of the support member 27 while being driven so as to approach and separate, and the cutting tool 30 is separated and approaches the center axis of the tube material 4. Driven as follows. In other words, the state shown in FIG. 2 is changed to the state shown in FIG. Is put on standby.
- the speed change mechanism 50 to which the outer pipe 21 and the inner pipe 23 are connected to each other drives the outer pipe 21 and the inner pipe 23 to rotate relatively so that a rotation difference is generated between the outer pipe 21 and the inner pipe 23. And constitutes a part of the driving means of the present invention.
- the transmission mechanism 50 of the present embodiment uses a bending engagement type driving device. As shown in FIGS. 1 and 11 to 13, the transmission mechanism 50 is associated with an outer pipe 21 and an inner pipe 23 respectively.
- An ave forming wheel 54 is provided, which rotatably supports the gear wheel 53 and arranges the gear wheel 53 so as to be engaged with the tooth spaces of the outer rings 51 and 52 at two locations.
- the web forming wheel 54 is rotationally driven by a drive reduction motor 55.
- the outer races 51 and 52 are supported by support gears 56 and 57, respectively.
- a drive gear 58 that engages with the support gear 56 is mounted on the outer tube 21, and a driven gear 59 that engages with the support gear 57 is mounted on the inner tube 23. I have.
- the above-mentioned radial drive is known, for example, as a harmonic drive (for example, Internet information http: www.hds.co.jp/hdss.htm).
- a differential mechanism in which a relative speed difference is generated between the outer rings 51 and 52 according to the driving of the driving reduction motor 55 is configured.
- the second rotating body 25 is rotationally driven via the inner tube 23 by the differential between the outer rings 51 and 52, and the support members 27 and 29
- the roller 28 and the cutting tool 30 are configured to move radially with respect to the center axis of the main shaft 2.
- the driving means such as the motors 9 and 55 and the cylinder 42 are electrically connected to a controller (not shown).
- a control signal is output to the means and numerical control is performed.
- the transmission mechanism 50 is not limited to the above-described bending-engagement-type driving device, and other differential mechanisms such as a planetary gear mechanism can also be used.
- the tube blank 4 is held in a non-rotatable state by a clamp device (not shown).
- the tube material 4 is positioned so that the central axis thereof is coaxial with the central axis of the main shaft 2. Further, each roller 28 is retracted outside the outer diameter of the tube material 4.
- the housing 20 is driven forward along the guide rail 5 (moves to the left in FIG. 1), and the mouthpieces 28 are retracted at the spinning processing start position of the tube material 4. Stopped. Then, the mandrel 40 is driven forward so as to be located in the opening at one end of the tube blank 4. From this state, the outer tube 21 is rotated by a motor or the like (not shown), the first rotating body 24 rotates around its central axis, and the second rotating body 2 is rotated via the speed change mechanism 50. 5 is driven to rotate.
- the outer pipe 21 and the inner pipe 23 are relatively driven to rotate by the deceleration motor 55, and the rotational speed difference between the outer pipe 21 and the first rotary body 24, and furthermore, between the first rotary body 24 and the second rotary body 25.
- the support member 27 slides in the center axis direction along the guide groove 25a, and the support member 29 slides outward along the guide groove 25b.
- each roller 28 is driven in the radial direction toward the processing target axis.
- the housing 20 is driven backward by the motor 9 along the guide rail 5 (moves rightward in FIG. 1).
- the roller 28 is also driven backward in the same direction. Accordingly, each roller 28 rotates (i.e., self-rotates) and also rotates (i.e., revolves) about the processing target axis while being pressed against the outer peripheral surface of the end of the tube blank 4. While being driven radially in the direction of the machining target axis.
- the spinning process is performed as shown in FIG.
- each cutting tool 30 is retracted to a position separated from the tube material 4 as shown in FIG.
- the profile of the guide grooves 25a and 25b is set so that even when each roller 28 moves most radially outward, each cutting tool 30 moves radially inward so as not to interfere with the tube material 4. Is set.
- a plurality of machining cycles are performed, and a tapered portion 4b and a neck portion 4c of the final shape shown in FIG.
- the tube material 4 supported non-rotatably performs the spinning process by revolving the roller 28 as a processing tool, and continuously performs the spinning process by the cutting tool 30.
- the tube material 4 can be cut at a predetermined position and trimmed. Also, since neither the tube material 4 nor the connecting rod 41 rotates, it is possible to easily construct a structure for firmly pressing the tube material 4 and to prevent the tube material 4 from being shaken due to the rotation. Problems can be avoided and accurate positioning is possible.
- roller 28 and the cutting tool 30 are not limited as long as they can be displaced in the radial direction. It may be a moving route or a partially polymerized route.
- the second processing tool for example, a byte, a grindstone, a rolling tool, or the like may be used instead of the blade tool 30.
- a spinning roller (not shown) having a large curvature at a portion contacting the tube material 4 and a spinning process roller having a small curvature at a portion contacting the tube material 4 are provided.
- the first and second processing tools may be constituted by rollers (not shown).
- the curvature of the portion of the mouth that comes into contact with the tube material 4 is the so-called curvature of the tip R (curvature in a direction parallel to the axis), and does not mean the diameter of the outer periphery of the roller.
- the opening for spinning which has a large curvature at the part that comes into contact with the tube material 4, is suitable for forming a rough shape and has a small reduction in the plate thickness.
- Rollers for spinning which have a small curvature, are suitable for finishing because they can be formed while maintaining high surface accuracy on the processed surface.
- FIG. 7 and FIG. 8 show a spinning state by a spinning apparatus according to another embodiment of the present invention, in which the first and second guide paths of the present invention are formed continuously and have an elliptical shape.
- the other configuration is the same as that of the above-described embodiment.
- the roller 28 and the cutting tool 3 can be used without changing the relative rotation direction of the second rotating body 25 with respect to the first rotating body 24, while maintaining the same relative rotating direction. It can be repeated periodically so that the radial movement of 0 is reversed.
- a byte, a grindstone, or the like may be used instead of the blade 30 as the second processing tool.
- 1st and 2nd processing tools may be composed of a roller for spinning (not shown) and a roller for spinning (not shown) having a small curvature at the portion in contact with the tube material 4. .
- FIG. 9 shows a second rotating body 25 of a spinning apparatus according to another embodiment of the present invention, wherein the first guide path of the present invention is formed by two guide grooves 25 d.
- This guide path is formed by two guide grooves 25 e, and the guide groove 25 e is formed so as to guide in the opposite direction to the guide groove 25 d indicated by a two-dot chain line.
- Rollers (not shown) are rotatably supported by two support members (not shown) that move along the guide groove 25d, and one roller that moves along the guide groove 25e.
- One cutting tool (not shown) is rotatably supported by the supporting member (not shown).
- Other configurations are the same as those of the above-described embodiment.
- FIGS. 13 to 20 show a spinning apparatus according to another embodiment of the present invention.
- spiral guide grooves 25 f and 25 g are formed in the second rotating body 25 as first and second guide paths. As shown in FIGS. 14 and 15, the guide grooves 25 f and 25 g are respectively formed over approximately 27 °, and the entire circumference of the second rotating body 25 is equal to 4 degrees.
- 5f is a large-diameter concentric section, and the area of the angles H and r is composed of a variable-diameter section connecting the small-diameter concentric section and the large-diameter concentric section.
- each of the blades 30 as the second processing tool is provided with a retrograde mechanism 60.
- the guide rollers 26a, 26b move along the guide grooves 25f, 25g, for example, move in the radial direction
- the reciprocating mechanism 60 moves each cutting tool 30 in the reverse direction, for example, when the guide rollers 26a, 26b move in the radial direction.
- FIGS. 18 to 20 A specific example is shown in FIGS. 18 to 20.
- the reversing mechanism 60 includes a support 61 for each cutting tool 30, a lower moving member 62 for supporting the support 61 slidably in the radial direction, and a reversing gear member.
- the support 6 moves along the guide groove 24 a of the first rotating body 24, and the reverse gear member 63 includes a gear 65 that engages with a rack 64 formed on one side of the lower moving member 62, An intermediate gear 66 coupled to the gear 65, a drive gear 68 attached to the same shaft 67 as the intermediate gear 66, and a ratchet formed on one side of a support base 61 coupled to the drive gear 68. And 69.
- each guide roller 26a, 26b is moved to the position shown in FIG. In other words, when located at the boundary between the concentric portions of the guide grooves 25 f and 25 g and the diameter changing portion, each roller 28 and each cutting tool 30 are at the retracted position.
- each of the guide openings —La 26a moves in the radially inward direction through the variable diameter portion of the guide grooves 25f, 25g.
- the spinning of the tube material (not shown) is performed by each mouth-La 28.
- each blade 30 is at the retracted position.
- each guide roller 26 b becomes Move the variable-diameter portion of the guide groove 25 f, 25 g in the radial direction to
- each inner roller 26a moves outside the radially changing part of the guide groove 25 ⁇ , 25g.
- each roller 28 is spinning. It retracts from the machining position and is in the retracted position.
- the other basic configuration and operation of the spinning device of the present embodiment are the same as those of the above-described spinning device of the present embodiment.
- the spinning apparatus according to the present invention has been described based on a plurality of embodiments.
- the present invention is not limited to the configuration described in the above embodiment, and the configuration may be appropriately changed without departing from the gist of the present invention. Can be changed. Industrial applicability
- the spinning process can be appropriately performed by revolving the processing tool, and other processes such as cutting can be easily performed following the spinning process.
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Shaping Metal By Deep-Drawing, Or The Like (AREA)
- Moulds For Moulding Plastics Or The Like (AREA)
- Spinning Methods And Devices For Manufacturing Artificial Fibers (AREA)
- Turning (AREA)
Description
Claims
Priority Applications (3)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
DE60036458T DE60036458T2 (de) | 1999-10-13 | 2000-10-13 | Drückwalzvorrichtung |
EP00966466A EP1151812B1 (en) | 1999-10-13 | 2000-10-13 | Spinning device |
US09/857,944 US6536315B1 (en) | 1999-10-13 | 2000-10-13 | Spinning device |
Applications Claiming Priority (4)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP29045199A JP4456208B2 (ja) | 1999-10-13 | 1999-10-13 | スピニング加工装置 |
JP11/290451 | 1999-10-13 | ||
JP32414699A JP4472071B2 (ja) | 1999-11-15 | 1999-11-15 | 絞り加工装置 |
JP11/324146 | 1999-11-15 |
Publications (1)
Publication Number | Publication Date |
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WO2001026837A1 true WO2001026837A1 (fr) | 2001-04-19 |
Family
ID=26558063
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
PCT/JP2000/007113 WO2001026837A1 (fr) | 1999-10-13 | 2000-10-13 | Dispositif de mise en rotation |
Country Status (5)
Country | Link |
---|---|
US (1) | US6536315B1 (ja) |
EP (1) | EP1151812B1 (ja) |
AT (1) | ATE373528T1 (ja) |
DE (1) | DE60036458T2 (ja) |
WO (1) | WO2001026837A1 (ja) |
Cited By (6)
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EP1270105A1 (en) * | 2001-06-26 | 2003-01-02 | ATFI Llobregat, S.L. | Roller for spinning lathes |
US7900352B2 (en) | 2001-05-18 | 2011-03-08 | Hess Engineering, Inc. | Method and apparatus for manufacturing a catalytic converter |
CN102248052A (zh) * | 2011-07-01 | 2011-11-23 | 张家港兴宇机械制造有限公司 | 管端成型装置 |
US8225476B2 (en) | 2001-05-18 | 2012-07-24 | Hess Engineering, Inc. | Method and apparatus for manufacturing a catalytic converter |
CN108856410A (zh) * | 2018-06-13 | 2018-11-23 | 开平市祺龙五金塑胶有限公司 | 一种管口加工装置及其加工方法 |
CN114749569A (zh) * | 2022-06-13 | 2022-07-15 | 烟台南山学院 | 自动缩管机定位机构 |
Families Citing this family (13)
Publication number | Priority date | Publication date | Assignee | Title |
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JP2002316218A (ja) | 2001-04-18 | 2002-10-29 | Sango Co Ltd | 主軸機構 |
AU2002332437A1 (en) * | 2002-08-01 | 2004-02-23 | The Torrington Company | Bar cutting assembly |
DK178066B1 (da) * | 2006-05-16 | 2015-04-20 | Bang & Olufsen As | Optimeret metaltrykning ved anvendelse af drejebænk |
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- 2000-10-13 EP EP00966466A patent/EP1151812B1/en not_active Expired - Lifetime
- 2000-10-13 DE DE60036458T patent/DE60036458T2/de not_active Expired - Lifetime
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US7900352B2 (en) | 2001-05-18 | 2011-03-08 | Hess Engineering, Inc. | Method and apparatus for manufacturing a catalytic converter |
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CN108856410A (zh) * | 2018-06-13 | 2018-11-23 | 开平市祺龙五金塑胶有限公司 | 一种管口加工装置及其加工方法 |
CN114749569A (zh) * | 2022-06-13 | 2022-07-15 | 烟台南山学院 | 自动缩管机定位机构 |
Also Published As
Publication number | Publication date |
---|---|
EP1151812A4 (en) | 2005-11-30 |
US6536315B1 (en) | 2003-03-25 |
ATE373528T1 (de) | 2007-10-15 |
EP1151812A1 (en) | 2001-11-07 |
DE60036458T2 (de) | 2008-06-19 |
DE60036458D1 (de) | 2007-10-31 |
EP1151812B1 (en) | 2007-09-19 |
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