WO2014137115A1 - Dispositif de support d'élément de type barre et appareil d'usinage laser destiné à traiter un élément de type barre l'utilisant - Google Patents

Dispositif de support d'élément de type barre et appareil d'usinage laser destiné à traiter un élément de type barre l'utilisant Download PDF

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Publication number
WO2014137115A1
WO2014137115A1 PCT/KR2014/001719 KR2014001719W WO2014137115A1 WO 2014137115 A1 WO2014137115 A1 WO 2014137115A1 KR 2014001719 W KR2014001719 W KR 2014001719W WO 2014137115 A1 WO2014137115 A1 WO 2014137115A1
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WO
WIPO (PCT)
Prior art keywords
bar
shaped member
support block
movable support
ground
Prior art date
Application number
PCT/KR2014/001719
Other languages
English (en)
Korean (ko)
Inventor
이원필
Original Assignee
주식회사 한광
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
Priority claimed from KR1020140021159A external-priority patent/KR101499883B1/ko
Application filed by 주식회사 한광 filed Critical 주식회사 한광
Publication of WO2014137115A1 publication Critical patent/WO2014137115A1/fr

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Classifications

    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
    • B23K—SOLDERING OR UNSOLDERING; WELDING; CLADDING OR PLATING BY SOLDERING OR WELDING; CUTTING BY APPLYING HEAT LOCALLY, e.g. FLAME CUTTING; WORKING BY LASER BEAM
    • B23K26/00—Working by laser beam, e.g. welding, cutting or boring
    • B23K26/08—Devices involving relative movement between laser beam and workpiece
    • B23K26/0823—Devices involving rotation of the workpiece
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
    • B23K—SOLDERING OR UNSOLDERING; WELDING; CLADDING OR PLATING BY SOLDERING OR WELDING; CUTTING BY APPLYING HEAT LOCALLY, e.g. FLAME CUTTING; WORKING BY LASER BEAM
    • B23K37/00—Auxiliary devices or processes, not specially adapted to a procedure covered by only one of the preceding main groups
    • B23K37/02—Carriages for supporting the welding or cutting element
    • B23K37/0211—Carriages for supporting the welding or cutting element travelling on a guide member, e.g. rail, track
    • B23K37/0235—Carriages for supporting the welding or cutting element travelling on a guide member, e.g. rail, track the guide member forming part of a portal
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
    • B23K—SOLDERING OR UNSOLDERING; WELDING; CLADDING OR PLATING BY SOLDERING OR WELDING; CUTTING BY APPLYING HEAT LOCALLY, e.g. FLAME CUTTING; WORKING BY LASER BEAM
    • B23K37/00—Auxiliary devices or processes, not specially adapted to a procedure covered by only one of the preceding main groups
    • B23K37/04—Auxiliary devices or processes, not specially adapted to a procedure covered by only one of the preceding main groups for holding or positioning work
    • B23K37/0426—Fixtures for other work
    • B23K37/0452—Orientable fixtures
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
    • B23K—SOLDERING OR UNSOLDERING; WELDING; CLADDING OR PLATING BY SOLDERING OR WELDING; CUTTING BY APPLYING HEAT LOCALLY, e.g. FLAME CUTTING; WORKING BY LASER BEAM
    • B23K2101/00—Articles made by soldering, welding or cutting
    • B23K2101/04—Tubular or hollow articles
    • B23K2101/10—Pipe-lines
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
    • B23K—SOLDERING OR UNSOLDERING; WELDING; CLADDING OR PLATING BY SOLDERING OR WELDING; CUTTING BY APPLYING HEAT LOCALLY, e.g. FLAME CUTTING; WORKING BY LASER BEAM
    • B23K2101/00—Articles made by soldering, welding or cutting
    • B23K2101/28—Beams
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
    • B23K—SOLDERING OR UNSOLDERING; WELDING; CLADDING OR PLATING BY SOLDERING OR WELDING; CUTTING BY APPLYING HEAT LOCALLY, e.g. FLAME CUTTING; WORKING BY LASER BEAM
    • B23K2103/00—Materials to be soldered, welded or cut
    • B23K2103/02—Iron or ferrous alloys
    • B23K2103/04—Steel or steel alloys

Definitions

  • the present invention relates to a bar-shaped member support device and a laser processing machine for bar-shaped member processing using the same, and more particularly, regardless of the size or shape of the cross-section of the bar-shaped member, the center axis line is always maintained at the same height, and in that state.
  • the present invention relates to a bar type member support device for laser processing a bar type member and a bar type member laser processing machine using the same.
  • the machine tool is provided with a supporting device for supporting the bar-shaped member for processing a bar-shaped member of a constant length.
  • the bar-shaped member refers to a long object (long workpiece) made of a material which is much longer than the cross section and is substantially inflexible.
  • This bar-shaped member may have an open cross section or a closed cross section in any direction, where the shape of the cross section may be circular, elliptical, rectangular, square, or the like.
  • Prior art 1 is configured by installing the two workpiece support members rotatably with each other in the shape of scissors about a common coupling axis.
  • a workpiece insertion groove having a “V” shape is formed between the two workpiece supporting members.
  • Prior art 1 is configured such that the space size of the workpiece insertion groove of the "V" shape is gradually expanded or gradually reduced according to the rotation angle of the two work support members. Therefore, in the case of supporting a bar-shaped member having a large cross-sectional dimension (meaning an outer diameter in the case of a round pipe), the space size of the workpiece insertion groove having a “V” shape is expanded, and a bar-shaped member having a small cross-sectional dimension is supported. If you want to reduce the size of the "V" shaped workpiece insertion groove used.
  • Prior art 1 has no problem in the case of large cross-sectional dimensions of a workpiece, that is, a bar-shaped member, but as the cross-sectional dimension gradually decreases, the space size of the "V" shaped workpiece insertion groove is also reduced.
  • the bar-shaped member is not only rotated about its own central axis, but also does not move in the longitudinal direction.
  • a work (bar type member) supporting surface formed on each of two workpiece supporting members is composed of two supporting surfaces having an angle. That is, the support surface is formed at the upper ends of the two work support members to enable the rotation and movement of the bar-shaped member having a small cross-sectional dimension.
  • the supporting device for supporting the bar-shaped member described above is applied to a laser processing machine as an example of a machine tool.
  • a laser processing machine is a device that irradiates and cuts a laser beam oscillated from a laser oscillator and condensed toward a material through a nozzle installed in a processing head.
  • a laser processing machine for flat plate processing and a laser processing machine for bar type members.
  • the laser processing machine located on the plate member processing mainly aims at cutting the plate, but additionally, a device capable of processing a bar-shaped member such as a pipe is also provided (Ref. Patent 1: EP0548006A2, Ref. Patent 2: KR10-2011-). 0116998A).
  • a laser processing machine for the bar-shaped member is disclosed in Korea Patent Publication No. 10-2010-0054781 (published on May 25, 2010, reference patent 3).
  • the bar type member support device 80 is provided below the bar type member 20 in order to prevent the bar type member from sagging. That is, a plurality of "V" shape or " ⁇ " shape support blocks 81 and 82 according to the cross-sectional type of the bar-shaped member 20 are spaced apart at regular intervals from the work bed in the moving direction of the bar-shaped member. It was installed to be elevated in the vertical direction of the working bed.
  • the above-mentioned support blocks 81 and 82 are used for the cross-sectional type of the bar-shaped member 20, for example, a "V" shape in the case of a circular cross-section pipe, and a " ⁇ " shape in the case of a rectangular cross-section pipe. It is used as, but has the following problems.
  • the support blocks 81 and 82 which are the bar type member supporting apparatuses, need to be replaced every time according to the cross-sectional type of the bar type member, and the bar type member processing efficiency is reduced by the support block replacement time.
  • Patent Document 3 discloses the use of a rotatable roller-type support member, which has a groove-shaped pipe seat extending along an outer circumference of the roller, It is comprised so that the radial space
  • the present invention enables the bar-shaped member to be rotated about its center axis line and linearly reciprocates in the longitudinal direction while maintaining its center axis at the same height regardless of the size or shape of the cross-section of the bar-shaped member.
  • An object of the present invention is to provide a bar-shaped member support device which is made movable.
  • the present invention provides a bar-shaped member support device including a support block for supporting a bar-shaped member having various sizes or shapes of various cross-sections, whereby the bar-shaped member processing efficiency can be improved, and the bar-shaped member can be improved. It is an object of the present invention to provide a laser processing machine for bar-shaped member processing, in which the clamping axis of the clamping means and the center axis of the bar-shaped member are always kept in the same state in which the clamping means is kept.
  • Bar-shaped member support apparatus for achieving the above object, the base support;
  • a first movable support block having a first supporting surface for supporting a bar-shaped member, the first movable support block being installed on the base support so as to be linearly movable in a direction intersecting the longitudinal direction of the bar-shaped member;
  • a second support surface supporting the bar-shaped member and disposed in a direction opposite to the first support ground, and installed on the base support to be linearly movable in a direction crossing the longitudinal direction of the bar-shaped member;
  • a second movable support block wherein the first movable support block and the second movable support block are installed to be linearly movable in a direction approaching or away from each other.
  • the laser processing machine for bar-shaped member processing for achieving the above object, the slide having a bed having a constant length, the bar-shaped member on the bed so as to be movable in the longitudinal direction of the bar-shaped member
  • a processing device comprising a bar-shaped member moving device which is possibly installed and has a clamping means for clamping the bar-shaped member, and a processing head for irradiating a laser beam to the bar-shaped member conveyed by the bar-shaped member moving device.
  • the bar type member laser processing machine of claim 1 wherein the bar type member is clamped to the clamping means such that the clamping axis of the clamping means and the center axis of the bar type member are coaxial.
  • At least one bar-shaped member support device according to any of the preceding claims is placed on the bed. It is characterized.
  • the bar member support apparatus for achieving the above object, the base support; A first movable support block having a first supporting surface for supporting a bar-shaped member, the first movable support block being installed on the base support so as to be linearly movable in a direction intersecting the longitudinal direction of the bar-shaped member; A second supporting surface supporting the bar-shaped member and disposed to face in a direction opposite to the first supporting surface, in a direction intersecting with the longitudinal direction of the bar-shaped member, and a moving direction of the first movable support block; A second movable support block installed in the base support to be linearly moved in a direction opposite to the first support member; And spaced apart from the first movable support block and the second movable support block along a length direction of the bar-shaped member, the bar-shaped member supports the bar-shaped member while being in contact with the bar-shaped member while the bar-shaped member rotates.
  • An auxiliary support block characterized in that it comprises a.
  • the laser processing machine for bar-shaped member processing for achieving the above object, the slide having a bed having a constant length, the bar-shaped member on the bed so as to be movable in the longitudinal direction of the bar-shaped member
  • a processing device comprising a bar-shaped member moving device which is possibly installed and has a clamping means for clamping the bar-shaped member, and a processing head for irradiating a laser beam to the bar-shaped member conveyed by the bar-shaped member moving device.
  • the bar type member laser processing machine of claim 14 wherein the bar type member is clamped to the clamping means such that the clamping axis of the clamping means and the center axis of the bar type member are coaxial.
  • At least one bar-shaped member support device according to any one of the above Characterized in that the value.
  • the present invention can improve the processing efficiency of the bar-shaped member by newly constructing a bar-type support device which does not need to replace the support block for supporting the bar-shaped member when the bar-shaped member whose size or shape of the cross-section is changed is to be processed.
  • a bar-type support device which does not need to replace the support block for supporting the bar-shaped member when the bar-shaped member whose size or shape of the cross-section is changed is to be processed.
  • the bar-shaped member support apparatus is conventionally used.
  • the present invention does not need to be replaced at all, and furthermore, the time required for the replacement work can be allocated to the bar-type member cutting work, thereby improving the production efficiency in the processing company.
  • the desired machining precision can be obtained by maintaining the clamping axis of the clamping means and the center axis of the bar-shaped member always kept in the state where the bar-shaped member is clamped.
  • the clamping axis of the clamping means and the center axis of the bar-shaped member can be kept to coincide with each other while the bar-shaped member is clamped, so that the phenomenon that sags toward the bed when the cross-sectional dimension of the bar-shaped member is small or long Can be minimized.
  • the bar-shaped member is rotated about the center axis or the clamping axis line while maintaining a constant distance with respect to the processing head, and thus laser processing can be performed more precisely.
  • first processing support block and the second movable support block may be easily replaced during wear and damage, the efficiency of the machining operation may be increased.
  • the bar-shaped member can be rotated about its center axis and linearly reciprocate in the longitudinal direction, while maintaining its center axis at the same height regardless of the size change of the cross-section of the bar-shaped member. You can do that.
  • the present invention can minimize the deflection of the bar-shaped member during laser processing not only circular but also square and rectangular pipes in the cross-sectional shape of the bar-shaped member.
  • first ground surface and the second ground surface are each formed in one straight shape without changing the inclination angle, and the first ground ground and the second ground ground are formed by using the first ground ground and the second ground ground.
  • the bar-shaped member having the size of the cross section or the shape of the cross section can be supported interchangeably.
  • FIG. 2 is a perspective view of a laser processing machine for bar type member processing according to the present invention
  • FIG. 3 is a view showing a bar-shaped member supporting device is raised to the outside of the bed in the laser processing machine of FIG.
  • FIG. 4 is a perspective view of a state in which the bar-shaped member moving device is moved a predetermined distance in the direction "B" toward the processing device in the laser processing machine of FIG.
  • FIG. 5 is a view showing a state in which one of the bar-shaped member support device is lowered into the bed in the laser processing machine of FIG.
  • Figure 6 is a perspective view of a bar-shaped member support device according to an embodiment of the present invention.
  • FIG. 7 and 8 are perspective views for explaining block driving means for operating the first movable support block and the second movable support block of the bar member support device of FIG.
  • 9 to 11 are views showing the operating state of the first and second movable support blocks of the bar member support device of FIG. 6 according to the size or shape of the cross section of the bar member.
  • FIG. 12 is a diagram for explaining a state where intersection points between a first ground surface and a second ground surface are located on an imaginary vertical line;
  • FIG. 13 and 14 are a perspective view of a bar member support device according to another embodiment of the present invention.
  • FIG. 15 is a view for explaining block driving means of the bar member supporting device in FIG. 13;
  • FIG. 16 is a view showing an operating state of the bar member supporting device of FIG. 13 with respect to a bar member having a circular cross-sectional shape.
  • FIG. 17 is a view showing an operating state of the bar member supporting device of FIG. 13 with respect to a bar member having a square cross-sectional shape;
  • FIG. 18 is a view showing an operating state of the bar member supporting device of FIG. 13 with respect to a bar type member having a rectangular cross-sectional shape;
  • FIG. 19 is a perspective view of a bar member supporting device according to another embodiment of the present invention.
  • the laser processing machine for bar-shaped member processing as shown in Figs. 2 and 4, the bed 100 having a constant length, the bar-shaped member moving device 60, the processing device 400, the bar Subform member guide device 360 and bar member support apparatus 500 are included.
  • the bed 100, the bar-shaped member moving device 60, the processing device 400, the bar-shaped member guide device 360 is a configuration for a laser processing machine for bar-shaped member processing, which is well known in the laser processing machine field It is a known technique.
  • the bar member moving device 60 is installed on the upper surface of the bed 100, and is provided to be slidably movable in the longitudinal direction A of the bed 100 by a drive source such as a motor, so that the processing device 400 or later will be described. To or away from the bar-shaped member guiding device 360.
  • the bar-shaped member moving device 60 is provided with clamping means (not shown) having a clamping axis CL2 for clamping one end 200a of the bar-shaped member 200.
  • This clamping means is provided such that a plurality of jaws arranged in a divided manner along the circumferential direction of an arbitrary circle are operated back and forth in the radial direction.
  • the clamping axis CL2 means a line in which the center point of the arbitrary circle extends in the longitudinal direction of the bed 100.
  • the bar-shaped member moving device 60 is provided with rotating means (not shown) for rotating the jaw of the clamping means to rotate the clamped bar-shaped member 200 in the forward / reverse direction.
  • the bar type member moving device 60 rotates the bar type member 200 in the clockwise / counterclockwise direction or clamps the bar type member 200 with the one end 200a of the bar shaped member 200 clamped. It feeds in the longitudinal direction A of the member 200.
  • the processing device 400 irradiates the bar-shaped member 200 with a laser beam transmitted from a laser oscillator (not shown) to process the bar-shaped member 200 carried by the bar-shaped member moving device 60. It is configured to include a machining head 450.
  • the processing device 400 is provided so as to face the bar-shaped member moving device 60.
  • the bar-shaped member guide device 360 is installed on the upper surface of the bed 100 at a position facing the bar-shaped member moving device 60, and is a bar-shaped member moved by the bar-shaped member moving device 60 ( Passing while supporting the other end 200b of the 200.
  • the bar-shaped member guide device 360 is installed to be fixed to the upper surface of the bed 100, may be installed on the upper surface of the bed 100 to move toward the bar-shaped moving device 60 in the longitudinal direction. .
  • the bar-shaped member 200 is processed by, for example, cutting processing by the processing head 450 of the processing device 400, more specifically, a predetermined length through the bar-shaped member guide device 360 A portion corresponding to the other end 200b of the protruding bar-shaped member 200 is laser processed by the processing head 450 of the processing device 400.
  • At least one bar member support device 500 is provided in a bed 100 in a laser processing machine for bar type member processing.
  • the bar-shaped member supporting apparatus 500 since the bar-shaped member supporting apparatus 500 does not need to be replaced according to the shape or size of the cross-section of the bar-shaped member 200, the bar-shaped member processing efficiency is improved. This deterioration can be prevented.
  • the bar-type support device including the support block is newly configured so that the support block for supporting the bar-shaped member 200 is not replaced.
  • the support block constituting the bar-shaped member support device needs to be replaced, and the present invention does not need to replace the support block at all, and thus the time spent for replacing the conventional support block can be allocated to the bar-shaped member cutting operation.
  • the production efficiency is improved.
  • the clamping axis CL2 of the clamping means and the center axis CL1 of the bar-shaped member 200 in the state in which the bar-shaped member 200 is clamped This can be kept consistent at all times, so that the drooping toward the bed 100 can be minimized when the cross-sectional dimension of the bar-shaped member 200 is small or long. Therefore, the bar-shaped member 200 rotates clockwise or counterclockwise about the central axis CL1 or the clamping axis CL2 while maintaining a constant distance with respect to the machining head 450, thereby Laser processing can be performed with respect to the subform member 200 more precisely.
  • the bar member supporting apparatus 500 includes a base support 510, a first movable support block 520, and a second movable support block 530.
  • the base supporter 510 is formed of a substantially rectangular plate-like body, and from the inside of the bed 100 to the outside together with the first movable support block 520 and the second movable support block 530 in an upright position. Or it is installed to move up and down in the vertical direction so that it can be projected from the outside of the bed 100 to the inside. That is, it is possible to wander through the entrance 101 formed in the bed 100.
  • the cylinder 110 is installed vertically inside the bed 100, and the operating rod 111 of the cylinder 110 is fixedly installed at the upper end of one side of the base support 510.
  • the base support 510 is a guide means such as an LM block (Linear Motion block) and an LM rail (Linear Motion rail) to slide in a vertical direction with respect to the mounting block 120 installed inside the bed 100. It is coupled to the mounting block 120 via the 121. That is, the base supporter 510 is coupled to the mounting block 120 so as to be slidably movable in the vertical direction, and is lifted and operated by the cylinder 110 which is a driving actuator to open and close the doorway 101 formed in the bed 100. Will pass.
  • LM block Linear Motion block
  • LM rail Linear Motion rail
  • the base supporter 510 is vertically mounted so that the base supporter 510 can be projected together with the first movable support block 520 and the second movable support block 530 from the inside of the bed 100 to the outside of the bed 100.
  • the reason for installing the base support 510 to move up and down in the direction is as follows.
  • the reason why the base support 510 is moved up from the inside of the bed 100 together with the first movable support block 520 and the second movable support block 530 is about the bar-shaped member 200. This is to support the bar-shaped member 200 for laser processing. At this time, the cylinder 110 for raising the base support 510 is controlled such that the length of the forward stroke of the working rod 111 is maximized.
  • the reason for vertically descending the base support 510 from the outside of the bed 100 to the inside is that the bar-shaped member moving device 60 in the longitudinal direction of the bed 100 while the bar-shaped member 200 is clamped. Or in order to avoid collision with the base support 510 in the process of moving toward the processing head 450 in the longitudinal direction of the bar-shaped member 200.
  • the first movable support block 520 is installed to be linearly movable in a direction intersecting at a predetermined angle with respect to the longitudinal direction of the bar-shaped member 200 with respect to the base support 510 (see FIG. 9).
  • the second movable support block 530 is installed to be linearly movable in a direction intersecting at a predetermined angle with respect to the length direction of the bar-shaped member 200 with respect to the base support 510, and the first movable support block 520. ) Is installed so as to be relatively linearly movable.
  • a first support surface 521 and a first support ground 521 for accommodating and supporting the bar-shaped member 200 on the outer sides facing each of the first movable support block 520 and the second movable support block 530.
  • the second supporting surface 531 is formed to face in the opposite direction to the.
  • the first support ground 621 and the second support ground 631 may be formed in a flat or curved shape, and may be in line or point contact with the bar-shaped member 200 according to the shape.
  • first support ground 521 and the second support ground 531 may be formed to be inclined in a straight line so as to have a constant acute angle with respect to the base support surfaces 522 and 532 of the support block. That is, the first support ground 521 and the second support ground 531 are formed in an inclined straight line shape so as to move away from each other toward the upper side and closer to each other toward the lower side.
  • the crossing angle ⁇ between the first and second supporting surfaces 521 and 531 formed in each of the first movable support block 520 and the second movable support block 530 is always increased even if the crossing range is increased. It is constant.
  • Inclination angle with respect to the linear movement direction of the first ground surface 521 is ⁇ 1
  • inclination angle with respect to the linear movement direction of the second ground surface 531 is ⁇ 2
  • the first ground surface 521 and the second ground surface 531 When the angle of intersection between?) Is ⁇ , the angle of intersection ⁇ is formed to satisfy the following equation.
  • the angle of inclination ⁇ 1 of the first ground surface and the angle of inclination ⁇ 2 of the second ground surface may be different, but are preferably formed in the same manner, and in the same case, the angle of inclination ⁇ 1 of the first ground surface and the second support
  • the inclination angle ⁇ 2 of the surface is preferably formed at 45 degrees, respectively. In this case, the crossing angle ⁇ may be formed at 90 degrees.
  • first movable support block 520 and the second movable support block 530 are linearly moved in a direction approaching or away from each other by the first support ground 521 and the second support ground 531.
  • the block driving means is rotatably coupled back and forth to the lower side of the base support 510, the drive shaft 551 of a predetermined length that is rotated by the drive motor 540, and receives the rotational force of the drive shaft 551
  • the first movable support block 520 and the second movable support block 530 include a power transmission means 552 to be able to move linearly in synchronization with each other.
  • the power transmission means 552 is gear-coupled with the first rack gear 553 and the first rack gear 553 provided in the lower portion of the first movable support block 520, the first movable support block 520
  • the first pinion gear 554 for linearly moving the gears, the second rack gear 555 provided below the second movable support block 530, and the second rack gear 555 in gear engagement with the second movable support.
  • the drive pulley 560 is installed on the drive shaft 551, and the driven pulley 561 is formed on any one of the rotation shaft 554a of the first pinion gear 554 and the rotation shaft 556a of the second pinion gear 556. ) Is installed, the drive pulley 560 and the driven pulley 561 is connected by a belt 562 or chain for power transmission.
  • the first movable support block 520 is installed to be linearly movable with respect to the base support 510 via the first linear movement guide means 525.
  • the first linear movement guide means 525 is composed of an LM rail 525a and a mounting bracket 525b that is slidably coupled to the LM rail 525a, and the mounting bracket 525b is connected to the LM rail 525a.
  • a regular LM block to be fitted is installed.
  • a first rack gear 553 is provided below the mounting bracket 525b and provided below the first movable support block 520. That is, since the first movable support block 520 is detachably installed at the mounting bracket 525b, the fact that the first rack gear 553 is installed at the lower portion of the mounting bracket 525b is, eventually, the first movable support. It is provided at the bottom of the block 520.
  • the LM rail 525a is fixedly installed on the other side of the base support 510 corresponding to the opposite side on which the operating rod 111 of the cylinder 110 is installed.
  • the second movable support block 530 is installed to be linearly movable with respect to the base support 510 via the second linear movement guide means 527.
  • the second linear movement guide means 527 consists of a mounting bracket 527b having an LM rail 527a and an LM block 527c slidably coupled to the LM rail 527a, where the mounting bracket 527b is provided.
  • a second rack gear 555 provided below the second movable support block 530 is provided below the 527a. That is, since the second movable support block 530 is detachably installed at the mounting bracket 527b, the fact that the second rack gear 555 is installed at the lower portion of the mounting bracket 527b is, in turn, the second movable support. It is provided at the bottom of the block 530.
  • the LM rail 527a is fixedly installed on the inner side surface of the cover 515 fixedly installed on the other side of the base support 510 corresponding to the opposite side on which the operating rod 111 of the cylinder 110 is installed.
  • first movable support block 520 and the second movable support block 530 are detachably attached to the mounting brackets 525a and 527a, damage due to friction with the bar-shaped member 200 is applied. It can be easily replaced if it is lost or broken.
  • the block driving means is such that the intersection points CP of the first ground surface 521 and the second ground surface 531 formed by projecting in the longitudinal direction of the bar-shaped member 200 are located on the virtual vertical line VL.
  • the first movable support block 520 and the second movable support block 530 are driven to be linearly moved. That is, the first movable support block 520 and the second movable support block 530 are driven and controlled to be linearly moved in synchronization with each other by the block driving means.
  • the first supporting surface 521 and the second supporting surface 531 may cross each other to have an intersection point CP formed by projecting in the longitudinal direction of the bar-shaped member 200.
  • the intersection point CP may correspond to the first support ground ( An extension line of 521 and an extension line of the second supporting surface 531 cross each other.
  • the intersection point CP is moved vertically upward, and as the cross-sectional dimension of the bar-shaped member 200 is larger, the intersection point ( CP) is moved vertically downward.
  • the center axis line CL1 of the bar-shaped member 200 is positioned on the virtual vertical line VL where the intersection points CP are disposed.
  • intersection point CP of the first ground surface 521 and the second ground ground 531 is controlled. They are not disposed on one vertical line, but when the first movable support block 520 and the second movable support block 530 are linearly moved synchronously with each other, as described above, in the longitudinal direction of the bar-shaped member 200. Intersections CP of the first ground surface 521 and the second ground surface 531 formed by projecting may be positioned on the virtual vertical line VL.
  • the center axis line CL1 may be supported so that the bar-shaped member 200, such as a square pipe or a circular pipe, having different cross-sectional dimensions from each other, so that their central axis CL1 is always in the same position. CL1 and clamping axis CL2 coincide.
  • the bar-shaped member 200 such as a square pipe or a circular pipe having different cross-sectional dimensions, but also the bar-shaped member 200 such as a rectangular pipe as shown in FIG. 11, move in the longitudinal direction of the bar-shaped member. And it is possible to rotate about the center axis CL1.
  • the drive motor 540 to be described later is periodically rotated forward and backward so that the first movable support block 520 (solid line display) and the second movable support block 530 (solid line display) are in the "C" direction. Control to approach (advanced) each other, or control the first movable support block 520 (marked with dashed lines) and the second movable support block 530 (marked with dashed lines) to move away from each other (retreat) in the "D" direction. .
  • the present invention can minimize the deflection of the bar-shaped member when the control method as described above is implemented in the case of the rectangular bar-shaped member 200, and does not affect the cutting accuracy even if the minimized deflection occurs.
  • the first support ground 521 and the second support ground 531 may have a predetermined length, and the length L of the first support ground 521 and the second support ground 531 may be, for example. It was set to 210-220 mm.
  • the bar-shaped member 200 which is a circular pipe
  • the bar-shaped member 200 is rotated about the central axis CL1 with a stable cross-sectional dimension (diameter; D1, D2, D3), for example, from 20 mm to 250 mm.
  • Guidance and movement in the longitudinal direction are possible, and as the cross-sectional dimension of the bar-shaped member 200 becomes smaller, no pinching occurs at all and can be easily moved in the longitudinal direction.
  • the cross-sectional dimension of the horizontal X length is, for example, 15 mm x 15 mm to 175 mm x 175 mm, stably to guide the rotation of the bar-shaped member 200 about the central axis CL1. And a movement guide in the longitudinal direction, and as the cross-sectional dimension of the bar-shaped member 200 becomes smaller, no pinching occurs and can be easily moved in the longitudinal direction.
  • the rotational guide and the longitudinal direction of the bar-shaped member 200 about the central axis CL1 are stable stably with respect to the size whose diagonal length is smaller than 250 mm.
  • the movement guide is possible, and as the cross-sectional dimension of the bar-shaped member 200 becomes smaller, no pinching occurs at all and can be easily moved in the longitudinal direction.
  • the driving shaft 551 When the driving shaft 551 is rotated by receiving the driving force of the driving motor 540, the driving pulley 560 is rotated, and the rotational force of the driving pulley 560 is transmitted to the driven pulley 561 through the belt 562. Thereafter, the rotation shafts 554a and 556a are simultaneously rotated by the rotation of the driven pulley 561, and the first power transmission gear 557 and the second power transmission gear 558 installed on each of the rotation shafts 554a and 556a. Are rotated synchronously in opposite directions, respectively, in engagement with each other.
  • first pinion gear 554 and the second pinion gear 556 respectively installed on the rotation shafts 554a and 556a are synchronously rotated in opposite directions, so that the first movable support block 520 and the second The movable support blocks 530 do not cross each other by approaching or crossing each other.
  • the first movable support block 520 and the second movable support block 530 are driven and controlled to be linearly moved in synchronization with each other by the block driving means 550. That is, the first movable support block 520 and the second movable support block 530 intersect with each other according to the size of the cross-sectional dimension of the bar-shaped member 200 so as to control synchronously so that the intersection point CP is formed. Synchronous control may be performed so that intersection points do not occur due to no intersection.
  • the one end of the drive shaft 551 and the motor shaft 541 of the drive motor 540 is connected to the rotational force transmission rod member 570 of a constant length through the universal joint 575, respectively, the rotational force transmission rod
  • the member 570 is composed of a first power transmission rod member 571 and a second power transmission rod member 572, any one of the first power transmission rod member 571 and the second power transmission rod member 572. Since it is made of a structure that is coupled to the slide insertion and withdrawal in the longitudinal direction in the remainder, the length of the rotational force transmission rod member 570 can be varied.
  • first rotational power transmission bar member 571 and the second rotational power transmission bar member 572 are spline-coupled to each other to allow transmission of rotational force generated by the driving motor 540 and to allow slide insertion and withdrawal.
  • the rotational force transmitting rod member 570 is not composed of a single component, but composed of two separate first rotating power transmitting rod members 571 and the second rotating power transmitting rod member 572 and mutually spline gear coupling Has the following advantages:
  • the elastic force transmitting rod elastically.
  • the length of the member 570 may vary.
  • the base support installed from the first in the process of moving the bar-shaped member moving device 60 toward the processing head 450 in the "B" direction for cutting of the bar-shaped member 200.
  • the second power transmission rod member 572 is inserted into the first power transmission rod member 571, and eventually the rotational force transmission rod member 570.
  • the length of is shortened, and eventually becomes a state as shown in FIG.
  • the purpose of the present invention is to maximize the function of the universal joint 575.
  • the drive shafts 551 installed on each of the base supports 510 are connected to each other via the universal joint 575. It is connected to each end of the rotation force transmission rod member 570. Therefore, the first and second movable support blocks 520 and 530 respectively installed in the plurality of base supports 510 may be controlled to move in synchronization with each other.
  • the first and second movable support blocks 520 and 530 installed on all the base supports 510 are moved apart or approach each other while being operated simultaneously. Can be.
  • first movable support block 520 and the second movable support block 530 are disposed in parallel to each other.
  • first movable support block 520 and the second movable support block 530 may be disposed to be perpendicular to the longitudinal direction of the bar-shaped member 200.
  • first movable support block 520 and the second movable support block 530 may be formed in the same shape and the same size in terms of component common use and assembly improvement.
  • first movable support block 520 and the second movable support block 530 are formed of a plate-like body having a triangular shape having approximately two sides at right angles.
  • Figure 13 and Figure 14 is a perspective view of a bar-shaped member supporting apparatus according to another embodiment of the present invention.
  • the bar member supporting apparatus 600 of the present embodiment includes a base support 610, a first movable support block 620, a second movable support block 630, and an auxiliary support. And a block 640, a lift driver 650, and a block drive means 660.
  • At least one bar type member supporting device 600 of the present embodiment is installed on the bed 100 of the bar type member laser processing machine of the present invention, and a plurality of bar type member spaced apart along the longitudinal direction A of the bar type member is provided. It is desirable to support the bar-shaped member 200.
  • the base support 610 is formed of a plate-shaped body of a substantially rectangular shape, and together with the first movable support block 620 and the second movable support block 630 from the inside of the bed 100 to the outside or the bed 100 It is installed to be elevated from the outside to the inside.
  • a support device lifting unit (not shown) for lifting and lowering the bar-shaped member supporting device 600 of the present embodiment in a vertical direction so that the bar-shaped member supporting device 600 can be projected from the inside of the bed 100 to the outside or from the outside of the bed 100 to the inside can be mounted. It is installed on the support 610, in the present embodiment, the lifting device lifting unit may use a pneumatic cylinder (not shown).
  • the first movable support block 620 is installed to be linearly movable on the base support 610 in a direction crossing the longitudinal direction A of the bar-shaped member 200, and supports the bar-shaped member 200.
  • a first supporting surface 621 is provided.
  • the second movable support block 630 is disposed on the base support 610 in a direction crossing the longitudinal direction A of the bar-shaped member 200 and in a direction opposite to the moving direction of the first movable support block 620. It is installed to be able to move linearly. That is, the first movable support block 620 and the second movable support block 630 are linearly moved in a direction approaching or away from each other.
  • the second movable support block 630 supports the bar-shaped member 200 and includes a second supporting surface 631 disposed to face in a direction opposite to the first supporting surface 621.
  • the first support ground 621 and the second support ground 631 may be formed in a flat or curved shape, and may be in line or point contact with the bar-shaped member 200 according to the shape.
  • the first supporting surface 621 and the second supporting surface 631 are formed in a linear shape inclined so as to move away from the bar-shaped member 200 toward the upper side and closer to the bar-shaped member 200 toward the lower side.
  • the base support 610, the first movable support block 620 and the second movable support block 630 are the base support 510, the first movable support block 520 of the support device of the bar-shaped member shown in FIG. And since the configuration and function are substantially the same as the second movable support block 530, a detailed description thereof will be omitted.
  • the auxiliary support block 640 supports the bar-shaped member 200 while being in contact with the bar-shaped member 200 while the bar-shaped member 200 rotates, and along the length direction A of the bar-shaped member 200. It is arranged to be spaced apart from the movable support block 620 and the second movable support block 630.
  • the bar-shaped member 200 may be stably supported without causing sag while contacting the first and second supporting surfaces 621 and 631 throughout the laser processing. Do.
  • the bar-shaped member 202 is formed of the first support surface 621 and the second support surface 631 at a specific angle.
  • a situation arises in which the support is unstable with only one support surface or with no contact with both support surfaces. In such a situation, while the center axis CL1 and the clamping axis CL2 of the bar-shaped member 200 are inconsistent, the machining accuracy of the bar-shaped member falls.
  • the bar-shaped member 200 can be prevented from sagging. Can be.
  • the auxiliary support block 640 may be formed in a roller shape rotatably installed about a rotation axis C3 disposed in parallel with a direction crossing with respect to the longitudinal direction A of the bar-shaped member. have.
  • the roller-shaped auxiliary support block 640 When the bar-shaped member 200 is linearly moved along the longitudinal direction A of the bar-shaped member by the bar-shaped member moving device 60, the roller-shaped auxiliary support block 640 is centered about the rotation axis C3. It can rotate, through which the bar-shaped member 200 can be easily moved along the longitudinal direction (A) without friction.
  • the lifting driving part 650 has the auxiliary support block according to the rotational angle of the bar type member 200 such that the bar type member 200 and the auxiliary support block 640 are always in contact while the bar type member 200 rotates. 640 to raise or lower.
  • Lifting unit 650 is a motor 651, the auxiliary support block 640 is coupled to the linear transfer unit 652, the motor (10) to linearly transfer the auxiliary support block 640 by receiving the driving force of the motor 651 651 and the linear transfer unit 652 may be composed of a belt for transmitting a driving force. Since this configuration is well known to those skilled in the art, detailed description thereof will be omitted.
  • the lifting driving part 650 raises or lowers the auxiliary support block 640 so that the center axis CL1 and the clamping axis CL2 of the bar type member coincide with each other while the bar type member 200 rotates.
  • the distance L2 between the central axis CL1 of the bar-shaped member and the contact point at which the bar-shaped member 200 can contact the auxiliary support block 640 is calculated, respectively. can do.
  • the elevating driving part 650 raises or lowers the auxiliary support block 640 so that the bar type member 200 and the auxiliary support block 640 are always in contact with each other.
  • the control unit (not shown) receives the rotation angle information of the bar-shaped member 200, calculates the distance (L2) information for each rotation angle, and is driven to the elevating drive unit 650 based on the distance (L2) information You can output the command.
  • the block driving means 660 linearly moves the first movable support block 620 and the second movable support block 630 in a direction away from each other or in a direction approaching each other.
  • the block driving means 660 is gear-coupled with the first rack gear 661 coupled to the first movable support block 620 and the first rack gear 661 to linearly move the first movable support block 620.
  • the second pinion gear 662, the second rack gear 663 coupled to the second movable support block 630, and the second rack gear 663 are geared to straighten the second movable support block 630.
  • the second pinion gear 664 to move, the first power transmission gear 665 coupled to the rotation shaft C1 on which the first pinion gear 662 is installed, and the rotation shaft on which the second pinion gear 664 is installed.
  • a second power transmission gear 666 coupled to (C2) and gear-coupled with the first power transmission gear 665 and rotated in the opposite direction to the first power transmission gear 665.
  • first power transmission gear 665 and the second power transmission gear 666 are disposed between the first pinion gear 662 and the second pinion gear 664.
  • the rotation driving force of the motor 667 is transmitted to any one of the rotation shaft C1 of the first pinion gear and the rotation shaft C2 of the second pinion gear.
  • the rotation shaft C1 of the first pinion gear and the rotation shaft of the motor 667 are connected to the belt such that the rotation driving force of the motor 667 is connected to the rotation shaft C1 of the first pinion gear. Delivered.
  • the motor 667 of this embodiment uses a motor having a self braking function. Even when power is not supplied to the motor 667, the first movable support block 620 and the second movable support block 630 are not moved by the above brake function, and the bar type member 200 is stably moved. I can support it.
  • first power transmission gear 665 and the second power transmission gear 666 are not engaged with each other, the rotation shaft (C1) and the second pinion gear 664 is installed, the first pinion gear 662 is installed.
  • Drive motors are respectively connected to the rotating shafts C2 to be rotated independently of each other.
  • a drive motor 667 for transmitting a driving force to the block driving means 660 is provided to the bar device supporting device, respectively. Characterized in that installed. That is, the driving motors 667 respectively installed in the support device of the bar-shaped member transmit the driving force to the corresponding block driving means 660 independently.
  • the auxiliary support block 640 supports the bar-shaped member 201 while being in contact with the bar-shaped member 201. Since the distance L1 between the center axis CL1 of the bar-shaped member and the contact point at which the bar-shaped member 201 is in contact with the auxiliary support block 640 is always constant, the auxiliary support block 640 may be raised or lowered. It is not necessary and may be kept at the same height.
  • the auxiliary support block 640 supports the bar type member 201, but the first movable support block 620 and the second movable support block 640 are not used without the auxiliary support block 640. Only the bar 630 may be used to support the bar-shaped member 201.
  • the auxiliary support block 640 supports the bar-shaped member 202 while contacting the bar-shaped member 202. Since the cross-sectional shape is square, the distance L2 between the center axis CL1 of the bar-shaped member and the contact point at which the bar-shaped member 202 contacts the auxiliary support block 640 while the bar-shaped member 202 rotates is Will change.
  • the change in the distance L2 is calculated according to the rotation angle of the bar-shaped member 202, and the bar-shaped member is driven up or down while driving the lifting drive unit 650 according to the change in the distance L2.
  • the member 202 and the auxiliary support block 640 are always in contact.
  • the operating principle of the bar-shaped member support device 600 for the bar-shaped member 203 having a rectangular cross-sectional shape shown in FIG. 18 is substantially the same as that of the bar-shaped member 202 having a square cross-sectional shape shown in FIG. Same as Since the cross-sectional shape is rectangular, the distance L3 between the center axis CL1 of the bar-shaped member and the contact point at which the bar-shaped member 203 contacts the auxiliary support block 640 while the bar-shaped member 203 rotates is Will change.
  • the change of the distance L3 is calculated according to the rotational angle of the bar-shaped member 203, and the bar-shaped member is driven up or down while driving the lifting drive unit 650 according to the change of the distance L3.
  • the member 203 and the auxiliary support block 640 are always in contact with each other.
  • the first movable support blocks 520 and 620 and the second movable support blocks 530 and 630 are linearly moved in a direction close to each other or in a direction away from each other.
  • the bar-shaped member 200 is disposed to be spaced apart a certain distance along the longitudinal direction A.
  • the first movable support block 720 and the second movable support block 730 may be arranged to coincide with the linear movement path. That is, the first movable support block 720 and the second movable support block 730 may be disposed at the same position with respect to the longitudinal direction A of the bar-shaped member 200.
  • an insertion space 722 into which the other can be inserted is formed.
  • an insertion space 722 is formed in the center of the first supporting surface 721 of the first movable support block, and the first movable support block 720 and the second movable support are formed.
  • the block 730 is moved in a direction closer to each other, the second support surface 731 of the second movable support block is inserted into the insertion space 722 of the first movable support block so that a collision problem does not occur.
  • a first supporting surface 721 is provided on the periphery of the insertion space 722 to support the bar-shaped member 200.
  • the bar-type member support device according to the present invention has been described as an example in which the bar-type member support device is applied to a bar-type member laser processing machine.
  • the present invention can be used in the field of bar type laser processing for laser processing bar type members.

Abstract

La présente invention porte sur un dispositif de support d'élément de type barre et un appareil d'usinage laser destiné à traiter un élément de type barre à l'aide de celui-ci, qui peut toujours maintenir une ligne d'axe central de l'élément de type barre à la même hauteur indépendamment de la dimension ou de la forme d'une section transversale de l'élément de type barre, permettre la rotation de l'élément de type barre autour de la ligne d'axe central de celui-ci, permettre un mouvement de va-et-vient dans la direction longitudinale de celui-ci, peut améliorer le rendement de traitement pour l'élément de type barre en comprenant un dispositif de support d'élément de type barre comprenant un bloc de support destiné à soutenir de manière compatible l'élément de type barre ayant différentes dimensions et formes de sections transversales, et peut acquérir une précision de traitement désirée en maintenant une unité entre une ligne d'axe de serrage d'une unité de serrage et une ligne d'axe central de l'élément de type barre dans l'état serré de l'élément de type barre.
PCT/KR2014/001719 2013-03-08 2014-03-03 Dispositif de support d'élément de type barre et appareil d'usinage laser destiné à traiter un élément de type barre l'utilisant WO2014137115A1 (fr)

Applications Claiming Priority (4)

Application Number Priority Date Filing Date Title
KR10-2013-0025031 2013-03-08
KR20130025031 2013-03-08
KR1020140021159A KR101499883B1 (ko) 2013-03-08 2014-02-24 바아형 부재 지지장치 및 이를 이용한 바아형 부재 가공용 레이저 가공기
KR10-2014-0021159 2014-02-24

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CN104942523A (zh) * 2015-07-22 2015-09-30 丹阳荣嘉精密机械有限公司 一种单工位焊接机器人用脱粒筒
CN104985333A (zh) * 2015-08-10 2015-10-21 辽宁工业大学 减震器空心活塞杆与实心端头激光焊接工装总成
CN105397306A (zh) * 2015-11-25 2016-03-16 广州通锐激光设备有限公司 激光切管机及其切管方法
CN109732369A (zh) * 2019-01-28 2019-05-10 顺丰科技有限公司 一种通用管结构定位机构及其定位方法
JP2020024112A (ja) * 2018-08-06 2020-02-13 株式会社キッツ 検査装置用可変治具とこれを用いた圧力機器の耐圧検査装置及び耐圧検査方法並びに組立装置用可変治具と加工装置用可変治具
CN111055032A (zh) * 2020-01-10 2020-04-24 佛山市隆信激光科技有限公司 一种可调角度的夹具结构
CN111271511A (zh) * 2019-12-26 2020-06-12 彭茶妹 一种管道多向对接装置
CN112404673A (zh) * 2020-11-03 2021-02-26 伯朗特机器人股份有限公司 一种电弧焊接工作台
CN112474888A (zh) * 2020-11-18 2021-03-12 中机试验装备股份有限公司 一种校直用弹性支撑机构
CN114505596A (zh) * 2022-03-17 2022-05-17 济南宏牛机械设备有限公司 一种激光切管机随动托料装置

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JPH11333652A (ja) * 1998-05-27 1999-12-07 Babcock Hitachi Kk パイプ支持装置
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Publication number Priority date Publication date Assignee Title
CN104942523A (zh) * 2015-07-22 2015-09-30 丹阳荣嘉精密机械有限公司 一种单工位焊接机器人用脱粒筒
CN104985333A (zh) * 2015-08-10 2015-10-21 辽宁工业大学 减震器空心活塞杆与实心端头激光焊接工装总成
CN105397306A (zh) * 2015-11-25 2016-03-16 广州通锐激光设备有限公司 激光切管机及其切管方法
JP2020024112A (ja) * 2018-08-06 2020-02-13 株式会社キッツ 検査装置用可変治具とこれを用いた圧力機器の耐圧検査装置及び耐圧検査方法並びに組立装置用可変治具と加工装置用可変治具
JP7381194B2 (ja) 2018-08-06 2023-11-15 株式会社キッツ 検査装置用可変治具を用いた圧力機器の耐圧検査装置と検査装置用可変治具を用いた圧力機器の耐圧検査方法並びに組立装置用可変治具と加工装置用可変治具
CN109732369A (zh) * 2019-01-28 2019-05-10 顺丰科技有限公司 一种通用管结构定位机构及其定位方法
CN111271511A (zh) * 2019-12-26 2020-06-12 彭茶妹 一种管道多向对接装置
CN111055032A (zh) * 2020-01-10 2020-04-24 佛山市隆信激光科技有限公司 一种可调角度的夹具结构
CN111055032B (zh) * 2020-01-10 2024-03-08 广东隆信激光智能装备有限公司 一种可调角度的夹具结构
CN112404673A (zh) * 2020-11-03 2021-02-26 伯朗特机器人股份有限公司 一种电弧焊接工作台
CN112404673B (zh) * 2020-11-03 2022-07-26 伯朗特机器人股份有限公司 一种电弧焊接工作台
CN112474888A (zh) * 2020-11-18 2021-03-12 中机试验装备股份有限公司 一种校直用弹性支撑机构
CN112474888B (zh) * 2020-11-18 2023-07-21 中机试验装备股份有限公司 一种校直用弹性支撑机构
CN114505596A (zh) * 2022-03-17 2022-05-17 济南宏牛机械设备有限公司 一种激光切管机随动托料装置
CN114505596B (zh) * 2022-03-17 2023-07-14 济南宏牛机械设备有限公司 一种激光切管机随动托料装置

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