CN104084739A - Bent pipe surfacing welding machine - Google Patents
Bent pipe surfacing welding machine Download PDFInfo
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- CN104084739A CN104084739A CN201410358431.5A CN201410358431A CN104084739A CN 104084739 A CN104084739 A CN 104084739A CN 201410358431 A CN201410358431 A CN 201410358431A CN 104084739 A CN104084739 A CN 104084739A
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- 238000003466 welding Methods 0.000 title claims abstract description 82
- 239000003638 chemical reducing agent Substances 0.000 claims description 9
- 238000005096 rolling process Methods 0.000 claims description 9
- 230000006835 compression Effects 0.000 claims description 8
- 238000007906 compression Methods 0.000 claims description 8
- 229910000831 Steel Inorganic materials 0.000 claims description 6
- 125000006850 spacer group Chemical group 0.000 claims description 6
- 239000010959 steel Substances 0.000 claims description 6
- 230000008878 coupling Effects 0.000 claims description 4
- 238000010168 coupling process Methods 0.000 claims description 4
- 238000005859 coupling reaction Methods 0.000 claims description 4
- 230000006698 induction Effects 0.000 claims description 2
- 238000000034 method Methods 0.000 abstract description 4
- 238000009434 installation Methods 0.000 abstract 1
- 238000006073 displacement reaction Methods 0.000 description 4
- 230000003068 static effect Effects 0.000 description 2
- 230000005540 biological transmission Effects 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 210000004907 gland Anatomy 0.000 description 1
- 230000008676 import Effects 0.000 description 1
- 238000003825 pressing Methods 0.000 description 1
- WFKWXMTUELFFGS-UHFFFAOYSA-N tungsten Chemical compound [W] WFKWXMTUELFFGS-UHFFFAOYSA-N 0.000 description 1
- 229910052721 tungsten Inorganic materials 0.000 description 1
- 239000010937 tungsten Substances 0.000 description 1
Classifications
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- 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 for a procedure covered by only one of the other main groups of this subclass
-
- 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 for a procedure covered by only one of the other main groups of this subclass
- B23K37/02—Carriages for supporting the welding or cutting element
- B23K37/0252—Steering means
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- 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 for a procedure covered by only one of the other main groups of this subclass
- B23K37/02—Carriages for supporting the welding or cutting element
- B23K37/0276—Carriages for supporting the welding or cutting element for working on or in tubes
-
- 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 for a procedure covered by only one of the other main groups of this subclass
- B23K37/04—Auxiliary devices or processes, not specially adapted for a procedure covered by only one of the other main groups of this subclass for holding or positioning work
- B23K37/047—Auxiliary devices or processes, not specially adapted for a procedure covered by only one of the other main groups of this subclass for holding or positioning work moving work to adjust its position between soldering, welding or cutting steps
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- Physics & Mathematics (AREA)
- Optics & Photonics (AREA)
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Body Structure For Vehicles (AREA)
- Butt Welding And Welding Of Specific Article (AREA)
Abstract
The invention relates to a welding machine, in particular to a bent pipe surfacing welding machine. The bent pipe surfacing welding machine comprises a bottom frame assembly, a rotation shifting machine, a clamp assembly, a lifting rollover assembly, a welding gun lifting device, a swinging device and a welding gun assembly. The rotation shifting machine and the welding gun assembly are arranged in a left-and-right corresponding mode. The rotation shifting machine is connected with a rollover support in the lifting rollover assembly. The lifting rollover assembly is meshed with a rollover large gear in the clamp assembly. The rollover support in the lifting rollover assembly is connected with a shaft in the clamp assembly through a rollover bearing assembly. A positioning sliding base is installed on a clamp body in the clamp assembly. A gearbox in the welding gun assembly is connected with a sliding plate in the swinging device. The swinging device is connected with an installation plate in a wire feeding device. Compared with the prior art, the bent pipe surfacing welding machine has the advantages that a workpiece is fixed to the clamp assembly, and the workpiece is located at the flat welding position in the automatic welding process all the time by continuously shifting the workpiece.
Description
Technical field
The present invention relates to a kind of welding machine, particularly a kind of bend pipe built-up welder.
Background technology
90 ° of elbow internal wall Welding Problems are difficult problems for domestic and international welding equipment always, high and the complicated operation of foreign country's import equipment price, domesticly be grouping again welding after generally using 3 sections of 30 ° of elbow internal walls to be soldered, the not high and butt weld poor quality of efficiency guarantees, in view of the situation, my company has researched and developed this special bend pipe built-up welder, uses us to make the difficult problem that special welding gun has solved 90 ° of elbow pipe weldings completely by oneself.
Summary of the invention
The object of the present invention is to provide a kind of bend pipe built-up welder in downhand position always of realizing in automatic Arc Welding.
The present invention adopts following technical scheme:
A kind of bend pipe built-up welder, comprise chassis assembly (7), revolution positioner (1), fixture assembly (3), the lifting assembly (2) of tumbling, welding gun lowering or hoisting gear (6), wire feeder (8), pendulous device (10), welding gun assembly (5), translation holder chain assembly (9), it is upper that revolution positioner (1) is placed in chassis assembly (7), is left and right corresponding setting with welding gun assembly (5); Rotary disk (138) in revolution positioner (1) and the lifting dump cradle (201) of (2) in assembly of tumbling is connected, the pinion (260) that lifting is tumbled in assembly (2) is meshed with the gear wheel of tumbling (334) in fixture assembly (3), and the dump cradle (201) that lifting is tumbled in assembly (2) is above connected with the axle (332) in fixture assembly (3) by the bearing assembly of tumbling (235); Location slide (301) is housed in the chuck body (301) in fixture assembly (3), on location slide (301), leading screw (307) is housed, leading screw (307) is connected with the first unidirectional V-type frame (309), the top of chuck body (301) is connected with compression crossbeam (338), compresses on crossbeam (338) clamping screw (319) is housed; Welding rod clamping device (501) in welding gun assembly (5) is placed in the inside of workpiece (4), gear-box (508) in welding gun assembly (5) is connected with the slide plate (5081) in pendulous device (10), and the tailgate (10008) in pendulous device (10) is connected with the slide plate (628) that welding gun lifting is put in (6); Pendulous device (5081) is connected with the installing plate (42) in wire feeder (8).
Adopt the present invention of technique scheme compared with prior art, workpiece is fixed on fixture assembly, by the continuous displacement to workpiece, realize in automatic Arc Welding the position in downhand welding always.
Workpiece is tumbled rotating simultaneously, guarantees that pad is horizontal always, and welding gun is in order to get out of the way elbow internal wall also along with workpiece rotates together, and in the time of rotation, rifle point is motionless, has welded rear welding gun and has automatically returned to workpiece outside.
The present invention adopts following preferred version:
In the frame (101) of revolution positioner (1), bearing block (146) is housed, axle (105) is housed in bearing block (146), axle (105) is connected with worm reduction gear (107), the other end of axle (105) is equipped with pinion (151), pinion (151) is meshed with the gear wheel (125) in pivoting support assembly (135), and worm reduction gear (107) is connected with DC servo motor (119); Rotary disk (138) is housed in pivoting support assembly (125); Rotary disk (138) is connected in revolution and supports (125) above, and revolution is supported (125) and is connected on the side plate of frame (101).
Pinion (260) in lifting tipple (2) is connected with worm reduction gear (243) by axle (252), worm reduction gear (243) is connected with stepper motor (247), pinion (260) is contained on the second dump cradle (222) by axle (252) and bearing, the second dump cradle (222) is connected with line slideway (206) by lifter slide (205), line slideway (206) is contained on lifting support (208), lifting support (208) is connected with lifter slide (205) by leading screw (213), leading screw (213) is connected with lifting support (208) by bearing block (209), one end of leading screw (213) is connected with stepper motor (229) by planetary reducer (226).
Leading screw (307) in fixture assembly (3) take respectively workpiece (4) axially with radially as symmetrical centre is symmetry shape setting, be set to altogether four; Compress on crossbeam (338) clamping screw (319) is housed, the lower end of clamping screw (319) contacts with the surface of workpiece (4).
Welding gun assembly (5) comprises gear-box, reducing motor, gear fixed support, rotating shaft, gear is fixedly connected with pipe, circuit stationary pipes, welding rod clamping device, the driving gear in gear-box is connected with reducing motor, driving gear is meshed with centre wheel, on centre wheel, by rotating shaft, planetary gear is housed, planetary gear is meshed with sun gear, and centre wheel place axis and sun gear place axis are located on the same line; In rotating shaft, be set with gear and be fixedly connected with pipe, gear is fixedly connected with pipe and is connected with gear fixed support, and gear is fixedly connected with pipe with the slip of circuit stationary pipes or rolls and coordinates; The support bracket fastened front end of gear connects welding rod clamping device.
Column in welding gun lowering or hoisting gear (632) top connects upper cover plate (604), stepper motor (601) is housed on upper cover plate (604), stepper motor (601) is connected with ball-screw (630) by shaft coupling (607), ball-screw (630) is connected with leading screw female seat (625), and slide plate (628) is housed in leading screw female seat (625); Support (652) is connected with column (632), two line slideways (647) are housed on column (632), line slideway (647) is placed in the both sides of ball-screw (630), the upper one end that ball-screw (630) are housed by bearing block (618) of support (652).
On the installing plate (842) of wire feeder (8), bracket (806) is housed, wire-feeding pipe joint (804) and welding wire guide post (813) are housed on bracket (806), on bracket (806), be hinged with pressure arm (808), pressurized handgrip (823) is housed on pressure arm (808), pressure arm (808) structure triangular in shape, be on an angle of triangular form structure pressure arm (808) rolling bearing (809) is housed, rolling bearing (809) and the corresponding setting of wire feed rolls (826) that is placed in its below, wire feed rolls (826) is contained on bracket (806) by axle (824) and spacer (840), axle (824) connects with stepper motor (816) by planetary reducer (819).
Pendulous device (10) forms by swinging slide and moving left and right device; Stepper motor in pendulous device (1101) is connected with ball screw assembly, (1007), spin lead screw pair (1007) is connected with screw connecting plate (1017), screw connecting plate (1017) is connected with slide plate (1028), line slideway auxiliary (1032) is housed on slide plate (1028), and one end of slide (1016) is connected with baffle plate (1022); Slide plate (1028) is connected with the gear-box base (508) in welding gun assembly (5); The slide (10010) moving left and right in induction device is connected with slide plate (10028), slide plate (10028) is connected with lead screw pair (10007) by connecting plate (10017), the two ends of lead screw pair (10007) are placed on tailgate (10008) and end plate (10009) by bearing respectively, tailgate (10008) is connected by base plate (10010) with end plate (10009), and tailgate (10008) is connected with the slide plate (628) in welding gun lowering or hoisting gear; Lead screw pair (10007) is connected with motor (10011).
Sole (901) in translation holder chain assembly (9) is placed on ground, dee (903) is housed on sole (901), groove lid (908) is housed on dee (903), holder chain (904) is housed in channel-section steel (903), one end of holder chain (904) is connected with bearing (912) by installing plate (909), and the other end of bearing (912) is connected with the slide plate on base (7).
Gyroscope wheel is also housed in rotating shaft, and gyroscope wheel is identical with the structure of planetary gear, and gyroscope wheel is meshed with fast pulley, and fast pulley is identical with the structure of sun gear, and fast pulley and centre wheel coaxially arrange; Planetary gear and sun gear are placed in respectively on gear fixed support; The support bracket fastened front end of gear is equipped with adjusting rod by connecting rod, and the lower end of adjusting rod connects welding rod clamping device; Gear is fixedly connected with on pipe reinforced support is housed, and the other end of reinforced support is placed on gear-box.
Accompanying drawing explanation:
Fig. 1 is structural representation of the present invention.
Fig. 2 is the top view of Fig. 1.
Fig. 3 is the side view (not containing welding gun lowering or hoisting gear) of Fig. 1.
Fig. 4 is welding gun lowering or hoisting gear assembly figure.
Fig. 5 is the structural representation of tipple assembly.
Fig. 6 is the top view of Fig. 5.
Fig. 7 is the side view of Fig. 5.
Fig. 8 is the structural representation of fixture assembly.
Fig. 9 is the side view of Fig. 8.
Figure 10 is the A-A sectional drawing of Fig. 8.
Figure 11 is the structural representation of welding gun lowering or hoisting gear.
Figure 12 is the side view of Figure 11.
Figure 13 is the B-B sectional drawing of Figure 11.
Figure 14 is the structural representation of revolution positioner.
Figure 15 is the side view of Figure 14.
Figure 16 is the structural representation that moves left and right device in pendulous device.
Figure 17 is the side view of Figure 16.
Figure 18 is the A-A sectional drawing of Figure 16.
Figure 19 is the structural representation of holder chain assembly.
Figure 20 is the side view of Figure 19.
Figure 21 is the top view of Figure 19.
Figure 22 is oscilaltion device and the front view that moves left and right device and be connected.
Figure 23 is the side view of Figure 22.
Figure 24 is the structural representation of welding gun assembly.
Figure 25 is the structural representation of welding gun assembly operating position.
Figure 26 is the structural representation of wire feeder.
Figure 27 is the top view of Figure 26.
Figure 28 is the side view of Figure 27.
In figure: in Fig. 1 to Figure 28: revolution positioner 1, lifting tipple assembly 2, fixture assembly 3, workpiece 4, welding gun assembly 5, welding gun lowering or hoisting gear 6, chassis assembly 7, wire feeder 8, translation drag chain assembly 9, pendulous device 10.
In revolution positioner 1: frame 101, axle 105, worm reduction gear 107, the first terminal pad 112, DC servo motor 119, bus ring 123, revolution support 125, rotary disk 138, bolster 140, eccentric bearing block 146, pinion 151.
In lifting tipple assembly 2: dump cradle 201, lifter slide 205, line slideway 206, lifting support 208, bearing block 209, leading screw 213, terminal pad 217, Limit screw 220, the second dump cradle 222, planetary reducer 226, stepper motor 229, the bearing assembly 235 of tumbling, worm reduction gear 243, stepper motor (band brake) 247, the second terminal pad 250, axle 252, the 3rd terminal pad 254, eccentric bearing block 256, pinion 260, the first positioning disk 264, the second positioning disk 266, leading screw female seat 273, conduction tipple 276.
In fixture assembly 3: chuck body 301, location slide 302, the unidirectional V-type frame 309, first of leading screw 307, first compress crossbeam 313, clamping screw 319, pressing handle 320, the second one side V-type frame 324, block plate 330, axle 332, the gear wheel 334 of tumbling, compress crossbeam 338, the first side compression support 339, the first screw 340, the second side compression support 343, the 3rd side compression support 344, spacer pad 346, side compression swivel nut 349, the second side compression double-screw bolt 351.
In welding gun assembly 5: referring to accompanying drawing 24 and Figure 25, in figure: tungsten electrode welding rod clamping device 501, adjusting rod 502, gear fixed mount 503, rotating shaft 504, gear are fixedly connected with pipe 505, circuit stationary pipes 506, reinforced support 507, gear-box 508, base 5081, reducing motor 509, driving gear 510, centre wheel 511, gyroscope wheel 512, fast pulley 513, planetary gear 514, sun gear 515, support 516, bearing 517, connecting rod 518, bolster 520, the second bolster 521.
In welding gun lowering or hoisting gear 6: stepper motor 601, upper cover plate 604, shaft coupling 607, bearing block 618, anterior guard shield 322, leading screw female seat 625, slide plate 628, ball-screw 630, column 632, end cap 640, line slideway 647, travel switch contact 649, travel switch bracket 651; Support 652.
In wire feeder 8: wire-feeding pipe joint 804, bracket 806, pressure arm 808, rolling bearing 809, welding wire guide post 813, stepper motor 816, planetary reducer 819, pressurized handgrip 823, axle 824, wire feed rolls 826, gyroaxis 840, installing plate 842, wire feeding disc 843.
In translation holder chain assembly 9: sole 901, channel-section steel 903, groove lid 908, holder chain 904, installing plate 909, bearing 912 connects.
In pendulous device 10: move left and right in device: gland 1001, ball screw assembly, 1007, stepper motor 1101, swing slide 1016, screw connecting plate 1017, baffle plate 1022, slide plate 1028, line slideway auxiliary 1032; In oscilaltion device: motor 10011, lead screw pair 10007, tailgate 10008, slide plate 10028; End plate 10009, base plate 10010, connecting plate 10017.
The specific embodiment
Below in conjunction with drawings and Examples in detail the present invention is described in detail:
In the present embodiment, revolution positioner 1 is placed in a side of chassis assembly 7, be left and right corresponding setting with welding gun assembly 5, eccentric bearing block 146 is housed in frame 101, axle 105 is housed in eccentric bearing block 146, and axle 105 is connected with worm reduction gear 107, and the other end of axle 105 is equipped with pinion 151, pinion 151 is meshed with the gear wheel 125 in pivoting support assembly 135, and worm reduction gear 107 is connected with DC servo motor 119; Rotary disk 138 is housed in pivoting support assembly 125; Rotary disk 138 supports 125 by revolution and is contained on the side plate of frame 101, and bus ring 123 is equipped with in one end of bolster 140.Tumble in assembly 2 dump cradle 201 of the rotary disk 538 of revolution in positioner 1 and lifting is connected.
Location slide 301 is housed in the chuck body 301 in fixture assembly 3, on the slide 301 of location, leading screw 307 is housed, leading screw 307 is connected with the first unidirectional V-type frame 309, leading screw 307 take respectively workpiece axially with radially as symmetrical centre is symmetry shape setting, be set to altogether four.
Unidirectional V-type frame is also set to four accordingly; On each unidirectional V-type frame, connect respectively spacer pad 346, each spacer pad 346 contacts with the excircle of workpiece respectively.
The top of chuck body 301 is connected with compression crossbeam 338, compress on crossbeam 338 clamping screw 319 is housed, compress crossbeam 338 and be set to three according to three positions before, during and after bend pipe, every compresses at least three clamping screws 319 of setting on crossbeam 338, be respectively used to the outer surface of workpiece to compress adjusting, wherein compress the step structure of crossbeam 338 symmetry shapes; The middle part that compresses crossbeam 338 arranges the installing hole of three clamping screws 319, can according to actual needs several clamping screws 319 be added in the middle part that compresses crossbeam.
On one body side frame of chuck body 201, the gear wheel 334 of tumbling is housed; The gear wheel 334 of tumbling is affixed with axle 332, and one end of axle 332 is connected with the bearing assembly 235 of tumbling in lifting tipple.The pinion 260 that the gear wheel 334 of tumbling is tumbled in lowering or hoisting gear with lifting is meshed.
In lifting tipple assembly 2: pinion 260 is connected with worm reduction gear 243 by axle 247, worm reduction gear 243 is connected with stepper motor 247, pinion 260 is contained on the second dump cradle 222 by axle 247 and bearing, the second dump cradle 222 is connected with line slideway 206 by lifter slide 205, line slideway 206 is contained on lifting support 208, lifting support 208 is connected with lifter slide 205 by leading screw 213, leading screw 213 is connected with lifting support 208 by bearing block 209, and one end of leading screw 213 is connected with stepper motor 229 by planetary reducer 226.
Welding gun assembly 5, referring to accompanying drawing 24 and accompanying drawing 25.Gear-box 508 is placed in and moves left and right on the slide plate 5081 of putting, driving gear 510 in gear-box 508 is connected with the reducing motor 509 that is placed in gear-box 508 outsides, driving gear 510 is meshed with centre wheel 511, driving gear 510 drives centre wheel 511 to rotate around central axis 0-0, on centre wheel 511, by rotating shaft 5044, planetary gear 514 is housed, planetary gear 514 is meshed with sun gear 515, planetary gear 514 also rotation (sun gear 515 maintains static) when the axis 0 '-O ' work of sun gear 515 revolves round the sun, axes O-O and axis 0 '-O ' is located on the same line.
Both center hole sizes of centre wheel 511 and sun gear 515 can make welding wire pass from centre, rotating shaft 504 outer cover be equipped with gear be fixedly connected with pipe 550(gear be fixedly connected with between pipe 505 and rotating shaft 504 leave enough spaces), the two ends that gear is fixedly connected with pipe 506 are connected with the side end face of centre wheel 5022 with gear fixed support 503 respectively, gear is fixedly connected with on pipe 505 support 516 is housed, in support 516, rolling bearing is housed, rolling bearing 517 is sleeved on the two ends of circuit stationary pipes 506; The length of circuit stationary pipes 506 is less than the length that gear is fixedly connected with pipe 505; The front end of gear fixed support 503 connects welding rod clamping device 501.
Gyroscope wheel 512 is also housed in rotating shaft 504, and gyroscope wheel 512 is identical with the structure of planetary gear 514, and gyroscope wheel 512 is meshed with fast pulley 513, and fast pulley 513 coaxially arranges with centre wheel 511; Gyroscope wheel 512 is done the gyration (fast pulley 513 maintains static) of the double rotation of revolution around fast pulley 513, fast pulley 513 is identical with the structure of sun gear 515.
Planetary gear 514 is contained on gear fixed support 503 by rotating shaft 504 and bearing, and sun gear 515 is integral structure with bolster 520, and bolster 520 is contained on gear fixed support 503 by bearing.
The front end of gear fixed support 503 is equipped with adjusting rod 502 by connecting rod 518, and the lower end of adjusting rod 502 connects welding rod clamping device 501.Adjusting rod 502 integral body are hollow tubular structures, and one end of adjusting rod 502 is external thread structure, and the other end is female thread structure; Can increase or reduce according to the needs of physical length the quantity connecting in turn of adjusting rod 502.
Reinforced support 507 is fixedly connected with pipe 505 with gear and is flexibly connected, and the other end of reinforced support 507 is placed on gear-box 508.The setting of reinforced support 507, can increase the rigidity of rotating shaft 504, can reduce dynamic balancing again.
Fast pulley 513 and the second bolster 521 are integral structure, the second bolster 521 is hollow shafts, welding wire successively from the centre bore of centre wheel 511, the hollow shaft at the centre bore of bolster 521, circuit stationary pipes 506, sun gear 515 places in turn through be connected with welding rod clamping device 501.
Due to the special construction of 90 ° of bend pipes, elbow internal wall is being carried out in the process of helix welding, during bend pipe revolution, end face track is to swing around gyroaxis, the present embodiment can guarantee that welding gun enters in pipe and keep motionless, has dodged again bend pipe body, to avoid collision.When gear is fixedly connected with pipe 505 and participates in revolution, circuit stationary pipes 506 relatively gear is fixedly connected with and manages 505 counter-rotatings, thereby also wrapping phenomena can not occur from the welding wire passing in circuit stationary pipes 506.
Gyroscope wheel 512 and planetary gear 514 have adopted gap-eliminating structure, (as the structure of the A portion in Fig. 1 and the B portion) gap that disappears is exactly the gear of two same sizes to be staggered necessarily after the angle of (2 to 5 degree), as a gear, use, contact with two flank of tooth of the gear matching, substantially eliminate gear backlash, strengthen transmission accuracy.Especially the position of welding gun, minimizing is rocked, thereby better guarantees welding quality.
Column 632 in welding gun lowering or hoisting gear 6 is placed on floor pan assembly 7, the top of column 632 connects upper cover plate 604, stepper motor 601 is housed on upper cover plate 604, stepper motor 601 is connected with ball-screw 630 by shaft coupling 607, ball-screw 630 is connected with leading screw female seat 625, and slide plate 628 is housed in leading screw female seat 625.
Support 652 is connected with column 632, and two line slideways 647 are housed on column 632, and line slideway 647 is placed in the both sides of ball-screw 630, and one end of ball-screw 630 is housed by bearing block 618 on support 652.
Installing plate 842 in wire feeder 8 is connected with the base 5081 of gear-box 508, bracket 806 is housed on installing plate 842, wire-feeding pipe joint 804 and welding wire guide post 813 are housed on bracket 806, on bracket 806, be hinged with pressure arm 808, pressurized handgrip 823 is housed on pressure arm 808, pressure arm 808 structure triangular in shape, be on an angle of triangular form structure rolling bearing 809 is housed, rolling bearing 809 and the corresponding setting of wire feed rolls 826 that is placed in its below, wire feed rolls 826 is contained on bracket 806 by axle 824 and spacer 840, axle 824 connects with stepper motor 16 by planetary reducer 19.
Pendulous device 10 is by oscilaltion device and move left and right device and form; Wherein: the stepper motor 1101 moving left and right in device is connected with ball screw assembly, 1007, spin lead screw pair 1007 is connected with screw connecting plate 1017, screw connecting plate 1017 is connected with slide plate 1028, line slideway auxiliary 1032 is housed on slide plate 1028, and the one end that swings slide 1016 is connected with baffle plate 1022.Slide plate 1028 is connected with the base 5081 of gear-box 508 in welding gun assembly 5.
Moving left and right swing slide 1016 in the device slide plate 10028 in putting with oscilaltion is connected, slide plate 10028 is connected with lead screw pair 10007 by connecting plate 10017, the two ends of lead screw pair 10007 are placed on tailgate 10008 and end plate 10009 by bearing respectively, tailgate 10008 is connected by base plate 10010 with end plate 10009, and tailgate 10008 is connected with the slide plate 628 in welding gun lowering or hoisting gear; Lead screw pair 10007 is connected with motor 10011.
Sole 901 in translation holder chain assembly 9 is placed on ground, channel-section steel 903 is housed on sole 901, groove lid 908 is housed on channel-section steel 903, holder chain 904 is housed in channel-section steel 903, one end of holder chain 904 is connected with bearing 912 by installing plate 909, and the other end of bearing 912 is connected with the slide plate on base 7.
Working method: wire feed: in wire feeder 8, wire feed rolls 826 is connected with planetary reducer 819 by gyroaxis 840, reductor 819 is connected with stepper motor 816, while wearing thread, pressurized handgrip 823 is removed left and is unclamped pressure arm 808, by wire reel welding wire by welding wire guide post 813 and wire feed rolls 826 always through in wire-feeding pipe joint 804, pressure arm 808 presses down, and tightens pressurized handgrip 823, and stepper motor 816 rotates realizes welding wire wire feed forward.
Displacement: positioner 1 major function is exactly to realize the tumble displacement revolution of assembly 2 of lifting, tumble in assembly 2 dump cradle 201 of rotary disk 138 in positioner 1 and lifting is connected, rotary disk 138 supports 125 by revolution and is connected with frame 101, revolution is supported 125 and is connected with axle 105 by pinion 151, 105 are connected with reductor 107, reductor 107 is connected with servomotor 119, servomotor 119 obtains electric rear rotation and drives reductor 107 to rotate, reductor 107 drives pinion 151 to rotate, pinion 151 drives revolution to support 125 and rotates, thereby revolution is supported 125 and is driven rotary disk 138 actives to realize the displacement revolution that drives the whole assembly 2 of tumbling.
Upset: in lifting tipple assembly 2: pinion 260 is connected with worm reduction gear 243 by axle 247, worm reduction gear 243 is connected with stepper motor 247, pinion 260 meshes with the gear wheel 334 in fixture assembly 3, stepper motor 247 rotates and drives worm reduction gear 243 and pinion 260 to rotate, pinion 260 drives gear wheel 334 to rotate, thereby drives whole fixture assembly 3 to realize upset.
Claims (10)
1. a bend pipe built-up welder, comprise chassis assembly (7), revolution positioner (1), fixture assembly (3), the lifting assembly (2) of tumbling, welding gun lowering or hoisting gear (6), wire feeder (8), pendulous device (10), welding gun assembly (5), translation holder chain assembly (9), is characterized in that: it is upper that revolution positioner (1) is placed in chassis assembly (7), is left and right corresponding setting with welding gun assembly (5); Rotary disk (138) in revolution positioner (1) and the lifting dump cradle (201) of (2) in assembly of tumbling is connected, the pinion (260) that lifting is tumbled in assembly (2) is meshed with the gear wheel of tumbling (334) in fixture assembly (3), and the dump cradle (201) that lifting is tumbled in assembly (2) is above connected with the axle (332) in fixture assembly (3) by the bearing assembly of tumbling (235); Location slide (301) is housed in the chuck body (301) in fixture assembly (3), on location slide (301), leading screw (307) is housed, leading screw (307) is connected with the first unidirectional V-type frame (309), the top of chuck body (301) is connected with compression crossbeam (338), compresses on crossbeam (338) clamping screw (319) is housed; Welding rod clamping device (501) in welding gun assembly (5) is placed in the inside of workpiece (4), gear-box (508) in welding gun assembly (5) is connected with the slide plate (5081) in pendulous device (10), and the tailgate (10008) in pendulous device (10) is connected with the slide plate (628) that welding gun lifting is put in (6); Pendulous device (5081) is connected with the installing plate (42) in wire feeder (8).
2. bend pipe built-up welder according to claim 1, it is characterized in that: in the frame (101) of revolution positioner (1), bearing block (146) is housed, axle (105) is housed in bearing block (146), axle (105) is connected with worm reduction gear (107), the other end of axle (105) is equipped with pinion (151), pinion (151) is meshed with the gear wheel (125) in pivoting support assembly (135), and worm reduction gear (107) is connected with DC servo motor (119); Rotary disk (138) is housed in pivoting support assembly (125); Rotary disk (138) is connected in revolution and supports (125) above, and revolution is supported (125) and is connected on the side plate of frame (101).
3. bend pipe built-up welder according to claim 1, it is characterized in that: the pinion (260) in lifting tipple (2) is connected with worm reduction gear (243) by axle (252), worm reduction gear (243) is connected with stepper motor (247), pinion (260) is contained on the second dump cradle (222) by axle (252) and bearing, the second dump cradle (222) is connected with line slideway (206) by lifter slide (205), line slideway (206) is contained on lifting support (208), lifting support (208) is connected with lifter slide (205) by leading screw (213), leading screw (213) is connected with lifting support (208) by bearing block (209), one end of leading screw (213) is connected with stepper motor (229) by planetary reducer (226).
4. bend pipe built-up welder according to claim 1, is characterized in that: the leading screw (307) in fixture assembly (3) take respectively workpiece (4) axially with radially as symmetrical centre is symmetry shape setting, be set to altogether four; Compress on crossbeam (338) clamping screw (319) is housed, the lower end of clamping screw (319) contacts with the surface of workpiece (4).
5. bend pipe built-up welder according to claim 1, is characterized in that: welding gun assembly (5) comprises gear-box, reducing motor, gear fixed support, rotating shaft, gear is fixedly connected with pipe, circuit stationary pipes, welding rod clamping device, driving gear in gear-box is connected with reducing motor, and driving gear is meshed with centre wheel, on centre wheel, by rotating shaft, planetary gear is housed, planetary gear is meshed with sun gear, and centre wheel place axis and sun gear place axis are located on the same line; In rotating shaft, be set with gear and be fixedly connected with pipe, gear is fixedly connected with pipe and is connected with gear fixed support, and gear is fixedly connected with pipe with the slip of circuit stationary pipes or rolls and coordinates; The support bracket fastened front end of gear connects welding rod clamping device.
6. bend pipe built-up welder according to claim 1, it is characterized in that: the column in welding gun lowering or hoisting gear (632) top connects upper cover plate (604), stepper motor (601) is housed on upper cover plate (604), stepper motor (601) is connected with ball-screw (630) by shaft coupling (607), ball-screw (630) is connected with leading screw female seat (625), and slide plate (628) is housed in leading screw female seat (625); Support (652) is connected with column (632), two line slideways (647) are housed on column (632), line slideway (647) is placed in the both sides of ball-screw (630), the upper one end that ball-screw (630) are housed by bearing block (618) of support (652).
7. bend pipe built-up welder according to claim 1, it is characterized in that: on the installing plate (842) of wire feeder (8), bracket (806) is housed, wire-feeding pipe joint (804) and welding wire guide post (813) are housed on bracket (806), on bracket (806), be hinged with pressure arm (808), pressurized handgrip (823) is housed on pressure arm (808), pressure arm (808) structure triangular in shape, be on an angle of triangular form structure pressure arm (808) rolling bearing (809) is housed, rolling bearing (809) and the corresponding setting of wire feed rolls (826) that is placed in its below, wire feed rolls (826) is contained on bracket (806) by axle (824) and spacer (840), axle (824) connects with stepper motor (816) by planetary reducer (819).
8. bend pipe built-up welder according to claim 1, is characterized in that: pendulous device (10) forms by swinging slide and moving left and right device; Stepper motor in pendulous device (1101) is connected with ball screw assembly, (1007), spin lead screw pair (1007) is connected with screw connecting plate (1017), screw connecting plate (1017) is connected with slide plate (1028), line slideway auxiliary (1032) is housed on slide plate (1028), and one end of slide (1016) is connected with baffle plate (1022); Slide plate (1028) is connected with the gear-box base (508) in welding gun assembly (5); The slide (10010) moving left and right in induction device is connected with slide plate (10028), slide plate (10028) is connected with lead screw pair (10007) by connecting plate (10017), the two ends of lead screw pair (10007) are placed on tailgate (10008) and end plate (10009) by bearing respectively, tailgate (10008) is connected by base plate (10010) with end plate (10009), and tailgate (10008) is connected with the slide plate (628) in welding gun lowering or hoisting gear; Lead screw pair (10007) is connected with motor (10011).
9. bend pipe built-up welder according to claim 1, it is characterized in that: the sole (901) in translation holder chain assembly (9) is placed on ground, dee (903) is housed on sole (901), groove lid (908) is housed on dee (903), holder chain (904) is housed in channel-section steel (903), one end of holder chain (904) is connected with bearing (912) by installing plate (909), and the other end of bearing (912) is connected with the slide plate on base (7).
10. bend pipe built-up welder according to claim 5, is characterized in that: gyroscope wheel is also housed in rotating shaft, and gyroscope wheel is identical with the structure of planetary gear, and gyroscope wheel is meshed with fast pulley, and fast pulley is identical with the structure of sun gear, and fast pulley and centre wheel coaxially arrange; Planetary gear and sun gear are placed in respectively on gear fixed support; The support bracket fastened front end of gear is equipped with adjusting rod by connecting rod, and the lower end of adjusting rod connects welding rod clamping device; Gear is fixedly connected with on pipe reinforced support is housed, and the other end of reinforced support is placed on gear-box.
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| CN201410358431.5A CN104084739B (en) | 2014-07-26 | 2014-07-26 | Bend pipe built-up welder |
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|---|---|---|---|
| CN201410358431.5A CN104084739B (en) | 2014-07-26 | 2014-07-26 | Bend pipe built-up welder |
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| CN104084739B CN104084739B (en) | 2017-03-01 |
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Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105200371A (en) * | 2015-10-16 | 2015-12-30 | 上海应用技术学院 | Wire feeding mechanism having variable pressing force and used for film plating machine |
| CN108113640A (en) * | 2016-11-28 | 2018-06-05 | 沈阳新松机器人自动化股份有限公司 | A kind of pupil automatic positioning and tracking equipment |
| CN113001000A (en) * | 2019-12-19 | 2021-06-22 | 锋宏泰尼克精密件技术（昆山）有限公司 | Clamp spot welding fixture and continuous welding device with same |
| CN113996977A (en) * | 2021-11-29 | 2022-02-01 | 深圳市中航大记股份有限公司 | Automatic welding machine, automatic welding system and method of automatic welding elbow |
| CN114799506A (en) * | 2022-05-20 | 2022-07-29 | 江苏涯角智能装备有限公司 | Laser welding equipment capable of realizing bending welding |
| CN114952116A (en) * | 2022-07-06 | 2022-08-30 | 黄河水利职业技术学院 | Sheet metal automobile door assembly welding tool assembly |
| CN118143570A (en) * | 2024-05-09 | 2024-06-07 | 营口辽河管件有限公司 | Automatic surfacing displacement fixture for inner wall of bent pipe |
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| CN105200371A (en) * | 2015-10-16 | 2015-12-30 | 上海应用技术学院 | Wire feeding mechanism having variable pressing force and used for film plating machine |
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| CN113001000A (en) * | 2019-12-19 | 2021-06-22 | 锋宏泰尼克精密件技术（昆山）有限公司 | Clamp spot welding fixture and continuous welding device with same |
| CN113001000B (en) * | 2019-12-19 | 2024-05-14 | 锋宏泰尼克精密件技术（昆山）有限公司 | Clamp spot welding clamp and continuous welding device with clamp |
| CN113996977A (en) * | 2021-11-29 | 2022-02-01 | 深圳市中航大记股份有限公司 | Automatic welding machine, automatic welding system and method of automatic welding elbow |
| CN114799506A (en) * | 2022-05-20 | 2022-07-29 | 江苏涯角智能装备有限公司 | Laser welding equipment capable of realizing bending welding |
| CN114799506B (en) * | 2022-05-20 | 2024-02-23 | 江苏涯角智能装备有限公司 | Laser welding equipment capable of realizing bending welding |
| CN114952116A (en) * | 2022-07-06 | 2022-08-30 | 黄河水利职业技术学院 | Sheet metal automobile door assembly welding tool assembly |
| CN118143570A (en) * | 2024-05-09 | 2024-06-07 | 营口辽河管件有限公司 | Automatic surfacing displacement fixture for inner wall of bent pipe |
| CN118143570B (en) * | 2024-05-09 | 2024-08-16 | 营口辽河管件有限公司 | Automatic surfacing displacement fixture for inner wall of bent pipe |
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Effective date of registration: 20200313 Address after: 063000 Torch Road, Tangshan City hi tech Zone, Hebei, 189 Patentee after: TANGSHAN KAIYUAN AUTOWELDING SYSTEM Co.,Ltd. Address before: 063020 Hebei province Tangshan City Development Zone Qing South West Road No. 92 Patentee before: TANGSHAN KAIYUAN SPECIFIC WELDING EQUIPMENT Co.,Ltd. |