CN109277712A - A kind of welding mechanism for bands for band sawtooth welder - Google Patents

A kind of welding mechanism for bands for band sawtooth welder Download PDF

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Publication number
CN109277712A
CN109277712A CN201811458960.7A CN201811458960A CN109277712A CN 109277712 A CN109277712 A CN 109277712A CN 201811458960 A CN201811458960 A CN 201811458960A CN 109277712 A CN109277712 A CN 109277712A
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CN
China
Prior art keywords
button block
soldering turret
carbide button
welding
plate
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Granted
Application number
CN201811458960.7A
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Chinese (zh)
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CN109277712B (en
Inventor
王皖君
林石
郝淼
王芳
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Nanjing Vocational College Of Information Technology
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Nanjing Forestry University
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Priority to CN201811458960.7A priority Critical patent/CN109277712B/en
Publication of CN109277712A publication Critical patent/CN109277712A/en
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    • BPERFORMING OPERATIONS; TRANSPORTING
    • B23MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
    • B23KSOLDERING OR UNSOLDERING; WELDING; CLADDING OR PLATING BY SOLDERING OR WELDING; CUTTING BY APPLYING HEAT LOCALLY, e.g. FLAME CUTTING; WORKING BY LASER BEAM
    • B23K31/00Processes relevant to this subclass, specially adapted for particular articles or purposes, but not covered by only one of the preceding main groups
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B23MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
    • B23KSOLDERING OR UNSOLDERING; WELDING; CLADDING OR PLATING BY SOLDERING OR WELDING; CUTTING BY APPLYING HEAT LOCALLY, e.g. FLAME CUTTING; WORKING BY LASER BEAM
    • B23K37/00Auxiliary devices or processes, not specially adapted to a procedure covered by only one of the preceding main groups
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B23MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
    • B23KSOLDERING OR UNSOLDERING; WELDING; CLADDING OR PLATING BY SOLDERING OR WELDING; CUTTING BY APPLYING HEAT LOCALLY, e.g. FLAME CUTTING; WORKING BY LASER BEAM
    • B23K37/00Auxiliary devices or processes, not specially adapted to a procedure covered by only one of the preceding main groups
    • B23K37/04Auxiliary devices or processes, not specially adapted to a procedure covered by only one of the preceding main groups for holding or positioning work
    • B23K37/0426Fixtures for other work
    • B23K37/0435Clamps
    • B23K37/0443Jigs

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  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Physics & Mathematics (AREA)
  • Optics & Photonics (AREA)
  • Resistance Welding (AREA)
  • Butt Welding And Welding Of Specific Article (AREA)

Abstract

This technology provides a kind of welding mechanism for bands for band sawtooth welder, for clamping carbide button block, docking carbide button block with tooth root, as the component part welding of welding circuit;Including connecting firmly the welding mechanism bracket on pedestal, the mobile line mould group being arranged on welding mechanism bracket, connect firmly the intermediate long slab in online mould group, the mobile soldering turret that intermediate long slab lower end is set, docks simultaneously welding with tooth root for clamping carbide button block, by carbide button block, the top bolt holder of intermediate long slab upper end is set, the limiting device of soldering turret upper end is set, be arranged in top bolt holder top close to switch, the mobile mandril being arranged on the bolt holder of top, the regulator being arranged between top bolt holder and mandril;Welding cable is connected on soldering turret;The moving direction of line mould group is parallel with the direction of sawtooth;The tip component alloy tooth block collet of nipper lower end, opens up the securing groove for clamping carbide button block on carbide button block collet.

Description

A kind of welding mechanism for bands for band sawtooth welder
Technical field
This technology is related to woodworking machinery field, provides a kind of component of bands for band sawtooth welder, is a kind of for bands for band weldering The welding mechanism of tooth machine, for clamping carbide button block, docking carbide button block with tooth root, and the composition portion as welding circuit Point, to through docking carbide button block and tooth root welding.
Background technique
Generally, the quasi- band saw item for being welded with cemented carbide material (carbide button block) is known as base band, is set in base band Serrate tooth root is set, the groove between two sawtooth is tooth socket, and the bands for band of cemented carbide material will be welded on tooth root Referred to as hard alloy band saw blade, referred to as bands for band in this case.
China's wood processing enterprise generally uses common carpenter's bands for band (band saw of the sawtooth point without reinforcing at present Item) carry out sawing action.Common carpenter's bands for band durability is poor, also the more difficult competent sawing requirement for hard wood.With The requirement for improving product quality, reducing product cost is increasingly improved, using common carpenter's bands for band, whether processing essence Degree or economic performance cannot all be met the requirements.
Intensive treatment is carried out to improve its durability to band saw tooth tip, extending band saw service life seems It is particularly important.High-quality bands for band is weldering tooth bands for band, has that flexibility is good, fatigue resistance is strong, it is hard to bear hightension, teeth portion Spend high many mechanical performance advantages, make its no matter cutting efficiency, energy conservation and environmental protection also or in terms of it is more traditional Common carpenter's bands for band, there is clear superiority for circular saw and bow saw.In addition, the sawtooth tip of high-quality bands for band It is welded with cemented carbide material, after sharpening, forming hard alloy sawtooth can be smooth to improve sawtooth hardness and wear-resisting property The various hard woods of sawing.It solve the problems, such as it is difficult with common carpenter's bands for band sawing hard wood, than common carpenter with Saw blade has significant service life advantage.
When cemented carbide material and base band being carried out welding connecting firmly, since the sawtooth that a bands for band includes is more, and More demanding for positional relationship between the two, automatic welding is not easy to implement.
Summary of the invention
The purpose of this technology is to provide a kind of welding mechanism for bands for band sawtooth welder, for clamping carbide button block, inciting somebody to action Carbide button block is docked with tooth root, and the component part as welding circuit, to through docking carbide button block and tooth root welding.
The purpose of this technology is achieved through the following technical solutions:
A kind of welding mechanism for bands for band sawtooth welder, with bands for band sawtooth welder is set pedestal on welding transformer connect The welding cable connect connects firmly the welding mechanism bracket on bands for band sawtooth welder pedestal, further includes being sent into stepper motor by alloy Driving, the mobile line mould group being arranged on welding mechanism bracket, connect firmly the intermediate long slab in online mould group, mobile to be arranged in centre Long slab lower end, the soldering turret for docking simultaneously welding with tooth root for clamping carbide button block, by carbide button block, are arranged in intermediate long slab upper end Top bolt holder, setting soldering turret upper end, for using top bolt holder limit soldering turret relative to intermediate long slab downlink The limiting device of extreme position, be arranged in top bolt holder top close to switch, it is mobile be arranged on the bolt holder of top, The mandril close to switch is triggered due to displacement of the soldering turret on intermediate long slab, is arranged between top bolt holder and mandril Regulator for applying pressure to soldering turret by mandril, making soldering turret that there is downlink trend;A root bead is connected on soldering turret Connect cable;The moving direction of line mould group is parallel with the direction of sawtooth;Soldering turret includes long soldering turret plate and swings setting in long soldering turret plate On short soldering turret plate, the tip component alloy tooth block of long soldering turret plate and short soldering turret plate lower end made of the good conductor material of electricity presss from both sides Head opens up the securing groove for clamping carbide button block on carbide button block collet.
The beneficial effect of this technology is:
The course of work (working cycles of one carbide button block of welding) of the above-mentioned welding mechanism for bands for band sawtooth welder are as follows:
Short soldering turret plate is swung, carbide button block collet opens;Carbide button block is sent into stepper motor and is driven forward among the drive of line mould group Long slab downlink makes carbide button block collet reach carbide button block preset position;Carbide button block collet closure is reliably pressed from both sides conducive to securing groove Hold carbide button block;Carbide button block, which is sent into stepper motor reversion, makes carbide button block collet uplink;Carbide button block is being sent into stepper motor just Turn, alloy collet downlink, be pressed on carbide button block in the groove of tooth root, and make mandril overcome regulator pressure and uplink A distance, carbide button block are sent into stepper motor and shut down, and lock intermediate long slab;The close switch sending welding signal of mandril triggering, Welding;Under the action of welding current, carbide button block and the contact surface with serrated slot are heated rapidly to fritting state and form molten bath And soldering, while carbide button block collet downlink under the effect of regulator elastic force, downlink, mandril and close switch are de- therewith for mandril From close to switching sending termination welding signal, stopping welding, welding surface is cooled down rapidly;Carbide button block collet opens, and decontrols carbide button Block;Alloy, which is sent into stepper motor reversion, makes carbide button block collet uplink.
Weld next carbide button block.
The above-mentioned welding mechanism for bands for band sawtooth welder can automatically clamp carbide button block, by carbide button block and tooth root Docking, and the component part as welding circuit, to through docking carbide button block and tooth root welding.
As the improvement to this technology, transition backing plate is connected firmly in online mould group, intermediate long slab connects firmly on transition backing plate, Lining sets insulating pad between intermediate long slab and transition backing plate.
This to improve this improvement, this to improve this improvement, the use for improving the welding mechanism of bands for band sawtooth welder is pacified While full property, stepper motor is sent into for gold and has driven insulation, protective action.
As the further improvement to this technology, it is fixed with soldering turret guide rail in the lower end of intermediate long slab, on soldering turret guide rail It is connected with long soldering turret plate with guide rail slide block pair, carbide button block clamping cylinder is provided in the middle part of long soldering turret plate, is welded long The lower end of nipper swings and is provided with short soldering turret plate, and the execution bar of carbide button block clamping cylinder and short soldering turret plate are hinged;Welding cable It is arranged on long soldering turret plate.
As the further improvement to this technology, top bolt holder includes the substrate connected firmly in intermediate long slab upper end, is hung down Directly in substrate, connect firmly substrate lower end abutment plate and connect firmly the support plate in portion in a substrate;The medial surface of curved top plate be abutted against The medial surface of plate is abutted against, and hollow top power adjustment bolt is mobile to be arranged on support plate, the mobile setting in the power adjustment bolt of top Top spring is arranged, in substrate in the mandril for having the lateral surface of head and curved top plate to be abutted against between top power adjustment bolt and mandril Upper end be provided with by mandril triggering close to switch.
As the further improvement to this technology, the good conductor material that the electricity of long soldering turret plate and short soldering turret plate is made is soldering tip Use red copper.
As the further improvement to this technology, the interior exterior feature of securing groove is similar to carbide button block tooth top gabarit, securing groove Groove width is not more than carbide button block transverse tooth thickness degree.
This improvement, so that alloy collet implements reliable location when clamping carbide button block, for carbide button block.
Detailed description of the invention
Fig. 1 is the structural schematic diagram of bands for band;
Fig. 2 is enlarged drawing at the A of Fig. 1;
Fig. 3 is the structural schematic diagram of carbide button block;
Fig. 4 is a kind of structural schematic diagram of bands for band sawtooth welder of removal entrainment mechanism;
Fig. 5 is a kind of main view of bands for band sawtooth welder;
Fig. 6 is the top view of Fig. 5;
Fig. 7 is the main view of carbide button block guide groove;
Fig. 8 is the top view of carbide button block guide groove;
Fig. 9 is the side view of carbide button block guide groove;
Figure 10 is the A-A cross-sectional view of Fig. 8;
Figure 11 is the left end partial enlarged view of Fig. 7;
Figure 12 is the structural schematic diagram of pushing belt structure;
Figure 13 is the main view of pushing belt structure;
Figure 14 is the top view of pushing belt structure;
Figure 15 is the side view of pushing belt structure;
Figure 16 is the A-A cross-sectional view of Figure 13;
Figure 17 is the structural schematic diagram for carrying mechanism secretly;
Figure 18 is the main view for carrying mechanism secretly;
Figure 19 is the top view for carrying mechanism secretly;
Figure 20 is the side view for carrying mechanism secretly;
Figure 21 is the structural schematic diagram of Song Chikuai mechanism;
Figure 22 is the main view of Song Chikuai mechanism;
Figure 23 is the top view of Song Chikuai mechanism;
Figure 24 is the A-A cross-sectional view of Figure 23;
Figure 25 is the B-B cross-sectional view of Figure 22;
Figure 26 is the structural schematic diagram for sending ratch;
Figure 27 is the top view of Figure 26;
Figure 28 is the side view of Figure 26;
Figure 29 is the A-A enlarged drawing of Figure 27;
Figure 30 is the structural schematic diagram of welding mechanism;
Figure 31 is the main view of welding mechanism;
Figure 32 is the top view of welding mechanism;
Figure 33 is the side view of welding mechanism;
Figure 34 is the structural schematic diagram of long soldering turret plate;
Figure 35 is the sectional view of Figure 34.
Specific embodiment
With reference to the accompanying drawing, this technology is described further:
Referring to shown in Fig. 1, Fig. 2, Fig. 3, in this case, the quasi- band saw item for being welded with carbide button block 216 is known as base band 501, The tooth root 502 of sawtooth 504 is provided in base band 501, the groove between two tooth roots 502 is tooth socket 505, will be on tooth root 502 The bi-metal bandsaw blades for being welded with carbide button block 216 is known as bands for band 5.
Carbide button block 216 includes main body 2161 and the tooth top 2162 above main body 2161, when welding, carbide button block The engaging portion of carbide button block 216 and tooth root 502 is bottom of the tooth 2163 on 216.Choose in this case is more generally to select in the prior art Tooth root 502 and the faying face of bottom of the tooth 2163 are lower arcuate surface;Angle between 216 liang of flanks 2164 of carbide button block is 60 º。
Detailed, open abundant to illustrate, the technology in this example in conjunction with a kind of bands for band sawtooth welder is illustrated:
Again referring to fig. 4 shown in-Fig. 6, a kind of bands for band sawtooth welder, including pedestal 1, it is arranged on pedestal 1, is used for carbide button block The carbide button block vibrating disk 8 that 216 orientations are lined up and carbide button block 216 is made to be detached from constraint, is arranged on pedestal 1, is connected with welding The welding transformer 9 of cable 310,709.
Further include along pedestal 1 transverse direction, be arranged on pedestal 1, for move setting base band 501, opening straight up Bands for band guide groove 4 is arranged on pedestal 1, the pushing belt mechanism 6 for pushing the intermittent movement in bands for band guide groove 4 of base band 501, 4 top of bands for band guide groove, the entrainment mechanism 3 for intermittently clamping bands for band 5 are set, are arranged on pedestal 1, for accepting Carbide button block 216 is simultaneously conveyed obliquely and is open obliquely by the carbide button block 216 that transported out by carbide button block vibrating disk 8 Carbide button block guide groove 215 is arranged on pedestal 1, for intermittently storing the carbide button block 216 in carbide button block guide groove 215 simultaneously Carbide button block 216 is sent one by one to the Song Chikuai mechanism 2 of 501 top of base band, is arranged on pedestal 1, is located on bands for band guide groove 4 Side, the welding mechanism 7 for docking simultaneously welding with tooth root 502 for clamping carbide button block 216, by the bottom of the tooth 2163 of carbide button block 216.
Including at least time coupled with the primary coil of welding relay (not shown) electrical communication and with primary coil The welding transformer of grade coil is the prior art, this is not repeated.
Bands for band guide groove 4 is consolidated by bands for band guide groove back guide 401 and bands for band guide groove front guide 402 along the transverse direction of pedestal 1 It is associated on pedestal 1, intermediate gap is for mobile setting bands for band 5 and base band 501.
Again referring to shown in Fig. 7-Figure 11, carbide button block guide groove 215 is consolidated with pedestal 1 using carbide button block guide groove bracket 214 Connection.The width of carbide button block guide groove 215 and the thickness nominal dimension of carbide button block 216 are equal, to make carbide button block 216 in alloy Tooth block guide groove 215 is mobile flexibly, and the width of carbide button block guide groove 215 and the thickness of carbide button block 216 choose clearance fit.
Carbide button block 216 is in carbide button block guide groove 215 when downlink, 216 lateral tooth flank 2164 of carbide button block and carbide button block 2154 sliding contact of slot bottom of guide groove 215, bottom of the tooth 2163 is formerly, tooth top 2162 is rear.The groove depth of carbide button block guide groove 215 are as follows: It is bottom, using the intersection point of bottom of the tooth 2163 and another lateral tooth flank 2164 as the 70%- of the triangle height on vertex using lateral tooth flank 2164 80%, it is the 75% of above-mentioned triangle height that the groove depth of carbide button block guide groove 215 is taken in this case.
Width postorder of the carbide button block 216 on carbide button block guide groove 215 on notch 2153, which is known as cutting, hands over width.
It is offered at the end slot mouth 2152 of 215 lower end of carbide button block guide groove close to notch 2151.
Again referring to shown in Figure 12-Figure 16, when pushing belt mechanism 6 includes mobile, direction is parallel with bands for band guide groove 4, movement is arranged Tilt cylinders bracket slide unit 606 on pedestal 1, direction is parallel with the direction of tooth socket 505 when moving, moves setting in inclination gas Pushing belt head 609 on jar support slide unit 606, for applying thrust to base band 501 using tooth socket 505.
The specific embodiment of pushing belt mechanism 6 is: vertical pushing belt mechanism rack 601 is connected firmly on pedestal 1, in pushing belt machine Structure bracket 601 connects firmly horizontal air cylinder bracket 602, and lateral pushing belt guide rail 603 is connected firmly on horizontal air cylinder bracket 602, with push away Tilt cylinders bracket 604 is connected firmly on the tilt cylinders bracket slide unit 606 connected with guide rail 603 with guide rail slide block pair, in inclination gas Direction and the consistent pushing belt head guide rail 605 of 505 opening direction of tooth socket are connected firmly on jar support 604, with pushing belt head guide rail 605 to lead It is provided with horizontal pushing belt head 609 on the pushing belt headstock 607 of rail sliding block pair connection, specifically: the insertion of pushing belt head 609, which is provided with, to be pushed away With in the circular hole on headstock 607;The execution bar for connecting firmly the base band propulsion cylinder 608 on horizontal air cylinder bracket 602 passes through floating Double threaded screw 610 is connect with the tilt cylinders bracket slide unit 606 of guide rail slide block pair, connects firmly pushing away on tilt cylinders bracket 604 The execution bar for taking the lead to be sent into cylinder 611 is connect by floating double threaded screw 610 with the pushing belt head slide unit 612 of guide rail slide block pair, is pushed away Band headstock 607 connects firmly on pushing belt head slide unit 612;With screw thread pair between horizontal air cylinder bracket 602 and tilt cylinders bracket 604 It is connected with stop screw 613, limit is connected with screw thread pair between tilt cylinders bracket 604 and pushing belt headstock 607 The specific set-up mode of position screw 614, stop screw 613,614 is the prior art, this is not repeated.
Again referring to shown in Figure 17-Figure 20, entrainment mechanism 3 includes connecting firmly the entrainment mechanism rack 301 on pedestal 1, mobile It is arranged on entrainment mechanism rack 301, a pair of of collet 302,303 for clamping bands for band 5, swaying direction phase when swing Instead, a pair of of the swinging frame 304,305 being arranged on entrainment mechanism rack 301 is swung;Ipsilateral collet, swinging frame are hinged;One Welding cable 310 is connected on a collet.
The specific embodiment of entrainment mechanism 3 is: being cut with scissors at the middle part of entrainment mechanism rack 301 using swinging frame pin shaft 306 Big swinging frame 305 is connect, in the rear end of entrainment mechanism rack 301 using the hinged small swinging frame 304 of swinging frame pin shaft 306, is being put on The axis direction of the big swinging frame 305 of the lower end edge of moving frame 305 and small swinging frame 304 and small swinging frame 304 opens up kidney slot 307, Big swinging frame 305 and small swinging frame 304 are located at the two sides of bands for band guide groove 4.Above swinging frame pin shaft 306, using even Lever pin axis 309,314,308 both ends of connecting rod are hingedly connected to connect firmly the execution of the bands for band clamping cylinder 311 on big swinging frame 305 On bar and small swinging frame 304.The downside of entrainment mechanism rack 301 open up U-type groove 312 positioned at bands for band guide groove 4 above and U-type groove 312 is vertical and two guiding square hole (not shown)s of axis collinear, and short collet 303 and long collet 302 are respectively set In guiding square hole, using collet pin shaft 313, using kidney slot 307 respectively by big swinging frame 305 and long collet 302, small swing Frame 304 and short collet 303 are hinged;It is connected with welding cable 310(on long collet 302 to be not shown in the figure).Big swinging frame 305, The angle of small swinging frame 304 and base band moving direction 503 is acute angle.
Again referring to fig. 2 shown in 1- Figure 29, Song Chikuai mechanism 2 includes connecting firmly to send tooth block mechanism rack on pedestal 1, is located at 215 end slot mouth of carbide button block guide groove, 2152 lower section is vertically movable to be arranged in and send on tooth block mechanism rack with bands for band guide groove 4 Ratch 204 is sent, the end of ratch 204 is being sent to offer for partially storing one conveyed by carbide button block guide groove 215 The accommodating groove 2041 of carbide button block 216 further includes being located at the top of carbide button block guide groove 215, for will be in carbide button block guide groove 215 Carbide button block 216 be moved in accommodating groove 2041 one by one and divide tooth device.
The specific embodiment of Song Chikuai mechanism 2 is: sending tooth block mechanism rack includes the big cylinder branch connected firmly on pedestal 1 Frame 202, slide unit bracket 207 and sliding card wedge base supporting 203;It is provided on slide unit bracket 207 vertical with bands for band guide groove 4 Send ratch sliding rail 205, send ratch slide unit 206 to connect with ratch sliding rail 205 is sent with guide rail slide block pair, sending ratch slide unit 206 On be fixed with and send ratch 204, along sending the axis direction of ratch that recessing groove 2042 is arranged on the upper surface for sending ratch 204, allowing The accommodating groove 2041 vertical with ratch 204 is sent is opened up on the slot bottom of position 2042 outer end of slot;Water is provided on big air cylinder support 202 Flat to send tooth cylinder 201, level send the execution bar of tooth cylinder 201 and send ratch 204 hinged
2041 width of accommodating groove is equal with 216 thickness nominal dimension of carbide button block, and 2041 slot bottom 2043 of accommodating groove is smooth arc Shape, the central angle of the slot bottom 2043 of arc are 60o, and 2041 groove depth of accommodating groove is in 20%-30%(this case of carbide button block height Taking storage groove deep is the 25% of carbide button block height), it is arranged in the notch of accommodating groove 2041 relative to 2046 inclination angle of axial section Biggish guiding slope 2044 is used to be oriented to the carbide button block 216 that will slide into accommodating groove 2041, in accommodating groove 2041 notch setting is used for the conjunction for sliding along slot bottom 2043 relative to the lesser stop slope 2045 in 2046 inclination angle of axial section Golden 216 stop of tooth block.
Send ratch 204 and it is mobile be arranged in send in ratch slide unit 206 send ratch sliding rail 205 to connect firmly after, close to notch 2151 descend notch close to recessing groove 2042.
Sliding card wedge is connected firmly on sliding card wedge base supporting 203 and holds seat 213, is held in sliding card wedge and is opened up two on seat 213 A vertical with carbide button block guide groove 215 sliding card wedge pilot hole in the same perpendicular, by sliding card wedge driving device Driving, a pair of opposite shifted against setting of sliding card 219 moving directions of wedge laid is in sliding card wedge pilot hole, sliding card The lower end of wedge 219 is tapered end 2191, and the upper end of sliding card wedge 219 is wedge handle 2192, and two can be with notch on golden tooth block guide groove The spacing of 2153 tapered ends 2191 being alternately abutted against, which is not less than to cut, hands over width and the length no more than lateral tooth flank 2164, in this case, Taking two spacing that can replace the tapered end 2191 being abutted against with notch 2153 on golden tooth block guide groove is to cut hand over width 125%.
Sliding card wedge driving device includes the swing arm bracing strut 209 connected firmly on sliding card wedge base supporting 203, is connected firmly On swing arm bracing strut 209, it is vertical with sliding 219 moving direction of card wedge and be located at a pair of opposite pair for sliding card wedge 219 laid Arm shaft 2091 on title face swings the swing arm 212 being arranged on arm shaft 2091;Pass through the U-shaped being provided on wedge handle 2192 Wedge handle 2192 is fastened in the swing arm 212 of 2091 two sides of arm shaft by slot using pin shaft 218, is covered and is set on wedge handle 2092 Swing arm spring 217 between swing arm 212 and wedge 2193, swing arm spring 217 are pressure spring;U-lag is opened up in the upper end of swing arm 212 2121, the carbide button block stepping cylinder 208 parallel with sliding card wedge 219 is connected firmly on swing arm bracing strut 209, is walked in carbide button block Middle part is connected with screw thread pair on the execution bar of inlet casing 208, reeded push-pull rod 211 is set, locked and closed using jam nut 220 The execution bar and push-pull rod 211 of golden tooth block stepping cylinder 208 realize push-pull rod 211 in the execution of carbide button block stepping cylinder 208 Bar axial position is adjustable, and push-pull rod 211 is fastened in U-lag 2121 by groove;It holds in sliding card wedge and is provided on seat 213 Stop screw 217 for being limited to the both ends of swing arm 212.
Again referring to shown in Figure 30-Figure 35, welding mechanism 7 includes connecting firmly the welding mechanism bracket 714 on pedestal 1, mobile Soldering turret guide rail 706 on welding mechanism bracket 714 is set, is connect with soldering turret guide rail 706 with guide rail slide block pair, for picking up simultaneously It clamps the carbide button block 216 in accommodating groove 2041, carbide button block 216 is docked to the soldering turret of simultaneously welding with tooth root 502;On soldering turret It is connected with welding cable 709.
The specific embodiment of welding mechanism 7 is: being arranged on the welding mechanism bracket 714 on pedestal 1 by closing connecting firmly Golden tooth block is sent into the line mould group 702 that stepper motor 701 drives, direction is parallel with the direction of sawtooth 504, consolidates in online mould group 702 Join transition backing plate 703, transition backing plate 703 and intermediate long slab 705 are connected, and serve as a contrast and set between transition backing plate 703 and intermediate long slab 705 There is insulating pad 704;Soldering turret guide rail 706 and top bolt holder has been respectively fixedly connected in the lower end of intermediate long slab 705 and upper end 720, soldering turret slide unit 707 is connected with guide rail slide block pair on soldering turret guide rail 706, long weldering is connected firmly on soldering turret slide unit 707 Nipper 710 is provided with carbide button block clamping cylinder 708 at the middle part of long soldering turret plate 710, swings in the lower end of long soldering turret plate 710 It is provided with short soldering turret plate 711, the execution bar of carbide button block clamping cylinder 708 and short soldering turret plate 711 are hinged.
The connection type of short soldering turret plate 711 and long soldering turret plate 710 is the prior art, summary: above and below long soldering turret plate 710 Two sides rotation setting bearing (not shown), connecting firmly bearing block 713 and bearing fit in the two sides up and down of short soldering turret plate 711 makes With setting bearing cap 712 protects bearing on the outside of bearing block 713.
Line mould group 702 is the prior art, this is not repeated.
The tip component alloy tooth block collet 723 of long soldering turret plate 710 and short 711 lower end of soldering turret plate.In carbide button block collet It is opened up on 723 similar to carbide button block tooth top 2162 for clamping the securing groove 7231 of carbide button block 216.In diagram, securing groove 2161 are located on long soldering turret plate 710, securing groove 7231 be about the groove that long 710 center line of soldering turret plate is symmetrical, apex angle is 60 o, The groove depth of securing groove 7231 is high equal with the tooth top 2162 of carbide button block 216.
Welding cable 709 and long soldering turret plate 710 are in electrical communication.
There are many good conductor materials that the electricity of long soldering turret plate 710 and short soldering turret plate 711 is made, and selects soldering tip purple in this case Copper.
Curved top plate 716 is fixed in the upper end of long soldering turret plate 710.
Top bolt holder 720 includes the substrate 7201 connected firmly in intermediate 705 upper end of long slab, perpendicular to substrate 7201, admittedly It is associated in the abutment plate 7202 of 7201 lower end of substrate and connects firmly the support plate 7203 at 7201 middle part of substrate;The inside of curved top plate 716 Face and the medial surface of abutment plate 7202 are abutted against, and hollow top power adjustment bolt 719 is mobile to be arranged on support plate 7203, in top power It is moved in adjustment bolt 719 and is provided with the mandril 717 that the lateral surface on head and curved top plate 716 is abutted against, in top power adjustment bolt 719 Top spring 718 is set between mandril 717, is connected firmly in the upper end of substrate 7201 close to switch bracket 721, in close switch branch Be provided on frame 721 by mandril 717 trigger close to switch 722.
It the structure of hollow top power adjustment bolt, the set-up mode on support plate and adjusts the elastic force of top spring and is all The prior art, this is not repeated.
The course of work (working cycles of one carbide button block of welding) of above-mentioned bands for band sawtooth welder are as follows:
Carbide button block 216 is oriented and is lined up by carbide button block vibrating disk 8, under the effect of vibration of carbide button block vibrating disk 8, carbide button Block 216 be detached from carbide button block vibrating disk 8 fall into inclined carbide button block guide groove 215 and along carbide button block guide groove 215 obliquely Row;
The execution bar of bands for band clamping cylinder 311 for carrying mechanism 3 secretly is overhanging, and big swinging frame 305 is synchronous with the upper end of small swinging frame 304 Outer, then big swinging frame 305 interior receipts synchronous with the lower end of small swinging frame 304, drive a pair of of collet 302,303 to clamp bands for band 5;
It is primary that carbide button block stepping cylinder 208 executes bar movement: carbide button block stepping cylinder 208 executes bar retraction, right side sliding Card wedge goes upward to extreme position, and left slide card wedge comes downwards to extreme position, and a carbide button block 216 is put by right side sliding card wedge Row is simultaneously stopped by left slide card wedge;The execution bar of carbide button block stepping cylinder 208 is overhanging, and right side sliding card wedge comes downwards to limit position It sets, subsequent carbide button block 216 is blocked in outside right side sliding card wedge, left slide card wedge goes upward to extreme position, above-mentioned alloy Tooth block 216 is let pass by left slide card wedge, in the effect close to notch 2151 for the guiding role and gravity of carbide button block 216 Under, the carbide button block 216 is set in accommodating groove 2041;Carbide button block stepping cylinder 208 executes bar retraction, and right side is slided on card wedge For row to extreme position, left slide card wedge comes downwards to extreme position, and next carbide button block 216 is let pass simultaneously by right side sliding card wedge Stopped by left slide card wedge;Level send the execution bar of tooth cylinder 201 overhanging, send ratch 204 mobile, carbide button block 216 is sent To 501 top of base band being arranged in bands for band guide groove 4;
The execution bar of the carbide button block clamping cylinder 708 of welding mechanism 7 is retracted, and carbide button block collet 723 opens;Carbide button block is sent Line mould group is driven forward into stepper motor 701 and drives 705 downlink of intermediate long slab, is abutted against carbide button block collet with ratch 204 is sent; The execution bar of carbide button block clamping cylinder 708 stretches out, reliable retention carbide button block 216;It is anti-that carbide button block is sent into stepper motor 701 Turn to make 723 uplink of carbide button block collet, be detached from ratch 204 is sent;Level send tooth cylinder 201 to execute bar retraction, causes accommodating groove 2041 is coplanar with carbide button block guide groove 215, intends the next carbide button block 216 of storage;Carbide button block is being sent into stepper motor 701 just Turn, 723 downlink of carbide button block collet, is pressed on carbide button block 216 in the groove of tooth root 502, and mandril 717 is made to overcome top 718 elastic force of spring and uplink a distance, curved top plate 716 are separated with abutment plate 7202, carbide button block be sent into stepper motor 701 stop Machine locks intermediate long slab 705;Welding signal is issued close to switch 722 above mandril 717, welding relay makes to weld 9 primary coil of transformer is powered, and secondary coil issues welding current, passes through welding cable 709, the bands for band being connected on soldering turret 5, the welding access welding that welding cable 310, the welding transformer 9 being connected in entrainment mechanism are formed;In the work of welding current Under, the contact surface of carbide button block 216 and tooth root 502 is heated rapidly to fritting state and forms compressible molten bath 506 and soldering, The downlink under the elastic force effect of top spring 718 of carbide button block collet 723 simultaneously, mandril 717 therewith open with close by downlink, mandril It closes 722 to be detached from, is issued close to switch 722 and terminate welding signal, welding relay powers off 9 primary coil of welding transformer, weldering Junction cools down rapidly;Carbide button block clamping cylinder 708 executes bar retraction, and carbide button block collet 723 opens, and decontrols carbide button block 216;Alloy, which is sent into the reversion of stepper motor 701, makes 723 uplink of carbide button block collet;
The pushing belt head of pushing belt mechanism 6 is sent into cylinder 611 and executes bar retraction, and 609 uplink of pushing belt head and tooth socket 505 are detached from, and tilts gas For jar support slide unit 606 against the mobile tooth pitch of 501 moving direction 503 of base band, the pushing belt head feeding execution bar of cylinder 611 is overhanging, pushes away Take the lead 609 downlinks, 505 clamping pushing belt head 609 of tooth socket;The bands for band clamping cylinder 311 for carrying mechanism 3 secretly executes bar retraction, puts on It is opened outside the lower end of moving frame 305 and small swinging frame 304, long collet 302 is driven to unclamp bands for band 5 with short collet 303;Tilt cylinders branch Frame slide unit 606 moves along 501 moving direction 503 of base band, is sent into a tooth pitch;The bands for band clamping cylinder 311 of entrainment mechanism 3 is held Row bar is overhanging, receives in the lower end of big swinging frame 305 and small swinging frame 304, and long collet 302 is driven to clamp band saw with short collet 303 Item 5;
Carbide button block stepping cylinder 208 executes bar and acts again once, and next carbide button block 216 is placed in accommodating groove 2041, send Ratch 204 is mobile, and carbide button block 216 is sent to 501 top of base band being arranged in bands for band guide groove 4;
Carry out next working cycles.
The beneficial effect of this technology is: a kind of welding mechanism for bands for band sawtooth welder, can be used for clamping carbide button block, Carbide button block is docked with tooth root, and the component part as welding circuit, to through docking carbide button block and tooth root welding.

Claims (6)

1. a kind of welding mechanism for bands for band sawtooth welder, including with bands for band sawtooth welder is set pedestal on welding become The welding cable of depressor connection, characterized in that further include the welding mechanism bracket connected firmly on pedestal, stepping electricity is sent by alloy Machine driving, the mobile line mould group being arranged on welding mechanism bracket, connect firmly the intermediate long slab in online mould group, mobile to be arranged in Between long slab lower end, dock with tooth root for clamping carbide button block, by carbide button block and the soldering turret of welding, be arranged on intermediate long slab The top bolt holder at end is arranged in soldering turret upper end, for limiting soldering turret relative under intermediate long slab using top bolt holder The limiting device of limit by row position, be arranged in top bolt holder top close to switch, it is mobile to be arranged in top bolt holder It is upper, the mandril close to switch is triggered due to displacement of the soldering turret on intermediate long slab, set between top bolt holder and mandril The regulator for applying pressure to soldering turret by mandril, making soldering turret that there is downlink trend set;One is connected on soldering turret Root welding cable;The moving direction of line mould group is parallel with the direction of sawtooth;Soldering turret includes long soldering turret plate and swings setting in long weldering Short soldering turret plate on nipper, the tip component alloy tooth of long soldering turret plate and short soldering turret plate lower end made of the good conductor material of electricity Block collet opens up the securing groove for clamping carbide button block on carbide button block collet.
2. the welding mechanism according to claim 1 for bands for band sawtooth welder, characterized in that connected firmly in online mould group Backing plate is crossed, intermediate long slab connects firmly on transition backing plate, and lining sets insulating pad between intermediate long slab and transition backing plate.
3. the welding mechanism according to claim 1 for bands for band sawtooth welder, characterized in that in the lower end of intermediate long slab It is fixed with soldering turret guide rail, long soldering turret plate is connected with guide rail slide block pair on soldering turret guide rail, is set in the middle part of long soldering turret plate It is equipped with carbide button block clamping cylinder, is swung in the lower end of long soldering turret plate and is provided with short soldering turret plate, carbide button block clamping cylinder is held Row bar and short soldering turret plate are hinged;Welding cable is arranged on long soldering turret plate.
4. the welding mechanism according to claim 1 for bands for band sawtooth welder, characterized in that top bolt holder includes Connect firmly the substrate in intermediate long slab upper end, perpendicular to substrate, connect firmly substrate lower end abutment plate and connect firmly portion in a substrate Support plate;The medial surface of curved top plate and the medial surface of abutment plate are abutted against, and hollow top power adjustment bolt is mobile to be arranged in support plate On, the mandril that the mobile lateral surface for being provided with head and curved top plate is abutted against in the power adjustment bolt of top, top power adjustment bolt with Top spring is set between mandril, is provided with by mandril triggering in the upper end of substrate close to switch.
5. the welding mechanism according to claim 1 for bands for band sawtooth welder, characterized in that be made long soldering turret plate with it is short The good conductor material of the electricity of soldering turret plate is soldering tip red copper.
6. the welding mechanism according to claim 1 for bands for band sawtooth welder, characterized in that the interior wide and conjunction of securing groove Golden tooth block tooth top gabarit is similar, and the groove width of securing groove is not more than carbide button block transverse tooth thickness degree.
CN201811458960.7A 2018-11-30 2018-11-30 Welding mechanism for band saw blade tooth welding machine Active CN109277712B (en)

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CN110026683A (en) * 2019-05-27 2019-07-19 广东工业大学 A kind of bi-metal bandsaw blades welder and method
CN110095409A (en) * 2019-05-27 2019-08-06 广东工业大学 Break device and method on top for detecting bi-metal bandsaw blades particle bond strength

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CN110095409A (en) * 2019-05-27 2019-08-06 广东工业大学 Break device and method on top for detecting bi-metal bandsaw blades particle bond strength
CN110095409B (en) * 2019-05-27 2022-03-25 广东工业大学 Ejecting and breaking device and method for detecting particle bonding strength of bimetal band saw blade

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