CN2388001Y - Special machine tool for crankshaft regeneration - Google Patents
Special machine tool for crankshaft regeneration Download PDFInfo
- Publication number
- CN2388001Y CN2388001Y CN 99222810 CN99222810U CN2388001Y CN 2388001 Y CN2388001 Y CN 2388001Y CN 99222810 CN99222810 CN 99222810 CN 99222810 U CN99222810 U CN 99222810U CN 2388001 Y CN2388001 Y CN 2388001Y
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- Prior art keywords
- welding
- welding machine
- wire
- machine tool
- reduction box
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- 230000008929 regeneration Effects 0.000 title claims abstract description 17
- 238000011069 regeneration method Methods 0.000 title claims abstract description 17
- 238000003466 welding Methods 0.000 claims abstract description 79
- 230000009467 reduction Effects 0.000 claims description 14
- 230000004907 flux Effects 0.000 claims description 7
- 229910000679 solder Inorganic materials 0.000 claims description 7
- 238000005476 soldering Methods 0.000 claims description 6
- 238000004804 winding Methods 0.000 claims description 4
- 239000011324 bead Substances 0.000 claims description 3
- 239000002184 metal Substances 0.000 claims description 2
- 238000003825 pressing Methods 0.000 claims description 2
- 239000007787 solid Substances 0.000 claims description 2
- 239000002893 slag Substances 0.000 abstract description 6
- 208000037656 Respiratory Sounds Diseases 0.000 abstract description 2
- 238000004064 recycling Methods 0.000 abstract 1
- 238000005253 cladding Methods 0.000 description 6
- 238000000034 method Methods 0.000 description 5
- 238000010586 diagram Methods 0.000 description 4
- 230000008569 process Effects 0.000 description 4
- 238000000280 densification Methods 0.000 description 3
- 238000003754 machining Methods 0.000 description 3
- 230000002929 anti-fatigue Effects 0.000 description 2
- 230000006835 compression Effects 0.000 description 2
- 238000007906 compression Methods 0.000 description 2
- 238000010891 electric arc Methods 0.000 description 2
- 238000005516 engineering process Methods 0.000 description 2
- 230000008439 repair process Effects 0.000 description 2
- 230000009471 action Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000005540 biological transmission Effects 0.000 description 1
- 230000015572 biosynthetic process Effects 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 230000002950 deficient Effects 0.000 description 1
- 238000010438 heat treatment Methods 0.000 description 1
- 230000006872 improvement Effects 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 230000013011 mating Effects 0.000 description 1
- 238000005459 micromachining Methods 0.000 description 1
- 239000011148 porous material Substances 0.000 description 1
- 238000011112 process operation Methods 0.000 description 1
- 230000001105 regulatory effect Effects 0.000 description 1
- 230000002269 spontaneous effect Effects 0.000 description 1
- 239000002699 waste material Substances 0.000 description 1
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 1
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Abstract
The utility model discloses a bent axle regeneration special machine tool, it comprises welding machine tool body, welding machine cabinet and bonding tool triplex, and this lathe adopts level and smooth, DC output's submerged arc welding mode can obtain surfacing, pore-free, do not have the slag inclusion, crackle-free, do not have the surfacing layer surface that splashes and possess higher joint strength, hardness and performance for the isometric of bent axle, the recycling of roller class part provides more ideal machine tool.
Description
The utility model discloses a kind of crankshaft regeneration special purpose machine tool, is specially adapted to the reparative regeneration usefulness of axle such as bent axle, roller class part, belongs to the improvement of axial workpiece Surface-micromachining process.
It is traditional that to be used for axle, roller class part such as bent axle be to utilize vibration submerged-arc welding lathe in the Regeneration and Repair after the wearing and tearing or behind the processing error, the mode of employing pulse current vibration welding is carried out built-up welding processing, it can form densification, smooth overlay cladding, but this welding machine bed is when built-up welding bent axle root knuckle R position, plate easily produces pore, crackle and tissue defects such as splash in layer, and reduction is in various degree all arranged bent axle mechanical strength after may causing processing and fatigue life, this is subjected to certain limitation with regard to the use that makes this welding machine bed process equipment.
At above-mentioned defective, the purpose of this utility model just provides a kind of overlay cladding that built-up welding densification, smooth, pore-free, no slag inclusion, flawless, nothing are splashed that obtains, and can make its bond strength, hardness, anti-fatigue performance and machining property all meet the crankshaft regeneration special purpose machine tool of instructions for use.
Technical solution of the present utility model is that a kind of crankshaft regeneration special purpose machine tool is made up of welding machine bed body, welding machine cabinet, the soldering tip Trinity, its specific embodiments will provide in the following embodiments in detail, the utility model is selected welding wire and solder flux targetedly for use and just can be obtained the desirable overlay cladding that meets instructions for use with the built-up welding feed speed of rationally mating by changing built-up welding output current, voltage.
The utility model crankshaft regeneration special purpose machine tool, its beneficial effect can make the surfacing of processing overlay cladding, pore-free, no slag inclusion, flawless, nothing is splashed, and during welding, solder flux can constantly fall, and enclosing electric arc cuts off air and forms and hide automatic weldering, this processing technology itself can make R portion radiused surface produce useful compression, this just compression improves a lot R portion mechanical strength and fatigue life, can protect weldment tool higher binding strength, hardness and serviceability, proposition of the present utility model are waste and old bent axle and other axles because of wearing and tearing and processing error, the reparative regeneration utilization of roller class part provides the reliable technique means.
Description of drawings:
Fig. 1 is the utility model welding machine cabinet outward appearance configuration schematic diagram;
Fig. 2 is the utility model welding machine bed structure schematic diagram;
Fig. 3 is the utility model welding head structure side view;
Fig. 4 is the utility model welding head structure front view;
Fig. 5 is the utility model welding machine cabinet schematic diagram;
Fig. 6 is the utility model reduction box structural representation;
Fig. 7 is the B-B cutaway view of Fig. 3;
Fig. 8 is a circuit board control circuit schematic diagram.
Further specify the technical solutions of the utility model technical characterictic below in conjunction with embodiment.
Embodiment: a kind of crankshaft regeneration welding machine special bed
Present embodiment is a kind of embodiment of a kind of crankshaft regeneration special purpose machine tool of the utility model, it is by welding machine cabinet (1), welding machine bed body (2), the combination of soldering tip (3) Trinity is formed, it is characterized in that: it has above-mentioned soldering tip (3) one " Xi " type mounting (43) and is bearing on the welding machine bed body carriage box (15) through the just solid seat of felt pad (27) liner; also be fixed with a lifting nut seat (28) on the supporting upper surface of " Xi " type mounting (43), be installed with lifting screw (40) through a locking nut (39) on it, on a trunnion axis of lifting screw (40) top setting, also wear and be fixed with adjustable tiltedly " T " type mounting (41), be fixed with wire feeding motor (31) and reduction box (30) assembly on its upper support face, reduction box (30) output shaft external part panel one end is fixed with wire feed rolls (33), the two-way contact roller (34) that is provided with the configuration of wire feed rolls (33) along continuous straight runs is lifted on the end plates of reduction box (30), the also hinged eccentric pressing handle (35) that is provided with on the reduction box end plates that are right after corresponding position, contact roller (34) vertical loading board top, and two contact rollers (34) of its same horizontal position in hinge place between also preset preloading spring (36); " wire reel of type mounting (43) upper end draws has welding wire (20) down through being packed in wire leading pipe (22) guiding on reduction box (30) end plates; pass between contact roller (34) and the wire feed rolls (33); stretch out from send pipe (26) lower port through contact tube (24) guiding again, contact tube on it (24) is by " supporting of " " type is packed on reduction box (30) end plates from being lifted on the " Xi; " the word bearing support is fixed with the scolder bucket (21) that solder flux (37) is housed to the people, is serially connected with valve (23) on the metal hose thereunder (32) by being packed in " Xi " on the type mounting (43) "; Above-mentioned welding machine cabinet has a housing (7), is fixed with welding machine (8), circuit board (6), blower fan (5) in it from lower to upper successively, is installed with control panel (9) and speed regulator (10) on housing (7) front plate successively; Foregoing circuit plate (6) is provided with the control circuit element, this control circuit can be realized the running of welding machine bed and all intact control of action of built-up welding operation by four tunnel outputs, its control circuit three phase mains A, B, C divide four tunnel outputs after switch (DK) and fuse (RD) introducing, its technical characterictic is: the 1 road three phase mains is through serial connection IC A.C. contactor and the main motor (D of welding machine bed
1) join; The No. 2 control circuit divides 55V and two groups of outputs of 35V by A, B two-phase after the transformer step-down, wherein one group of 35V is through bridge rectifier and wire feeding motor (D
2) stator winding is connected in series mutually and forms the loop; And one group of 55V behind bridge rectifier through serial connection speed-regulating potentiometer W and throw over relay 1J (just changeing) or 2J (counter-rotating) and wire feeding motor (D
2) the rotor winding is in series and forms the loop; The 3 road three phase mains just is cascaded into the loop with welding machine ZLB behind serial connection A.C. contactor 2C; The 4th route A, the power supply of B two-phase power supply are unified into four road control loops through the corresponding respectively serial connection A.C. contactor of switch 1K, 2K, 3K, 4K 1C, 2C, relay 1J, 2J, and wherein 2K and 3K are linked switch, and the setting of 1K switch aims at when dynamic balancing is adjusted and uses; The setting of 4K switch is to be used to adjust welding wire to stretch out length usefulness.
Present embodiment crankshaft regeneration welding machine special bed rationally installs and fixes welding machine cabinet (1) with welding machine bed body (2) present position earlier when combination is installed nearby, then with welding machine on it (8) output head anode X
1Be connected on the contact tube (24) through welding cable (25); Can directly be welding wire (20) power supply, again with negative pole of output end X
2Be connected with welding machine bed chuck (14) through conducting strip (13); Can come into operation after the welding machine bed after combination is installed is qualified after testing in the corresponding loop that is linked to be with the 2nd control circuit of wire feeding motor outgoing cable (29).Move tailstock (18) during work, earlier with workpiece to be machined bent axle (4) before the welding machine bed, location between back two chucks (14) and (17), do the dynamic balancing adjustment by adjusting counterweight (11) and (19) then, go again after waiting to mix up and tighten, regulating gearbox (12) can make bent axle (4) obtain best revolution, moving carriage case (15) drives the surface that the whole mobile welding wire (20) that contact tube (24) lower end is stretched out of soldering tip (3) just in time is in shaft part to be welded along lathe bed (16) guide rail more afterwards, guarantees welding wire (20) and bent axle to be welded surface tool best clearance and incision azimuth by adjusting lifting screw (40) and oblique " T " type mounting (41).The feed speed of welding wire (20) incision is then realized by the rotating speed that changes wire feeding motor (31) by regulation and control the No. 2 control circuit, opening valve (23) in the present embodiment when the built-up welding process operation earlier allows under solder flux (37) spontaneous current, press linked switch water 3K, whole system is promptly started working, the welding wire (20) and the starting the arc of workpiece (4) contact surface instantaneous short circuit, the welding wire of fusing forms the molten bath overlay cladding at surface of the work, and the welding slag that falls etc. are collected by the collection slag pan (42) that is placed in advance on the carriage box (15), solder flux during welding (37) constantly falls and enclosing electric arc cuts off air formation submerged-arc welding, because workpiece (4) slowly rotates, carriage box (15) is shouldered drive by machine body motion silk and is vertically moved and then drive welding wire (20) along lathe bed (16) and slowly move along workpiece (4) surface, and welding wire (20) is replenished by the continuous feeding of wire feeding motor (31) index and just can make the built-up welding operation carry out continuously and form even on workpiece (4) surface, smooth helical form welding bead overlay cladding, parameters such as material according to workpiece to be welded, can select suitable welding wire and solder flux kind reasonable by bead-welding technology, and select for use the every operating parameters of welding machine bed just can utilize present embodiment crankshaft regeneration welding machine special bed to process the built-up welding densification, smooth, pore-free, no slag inclusion, flawless, nothing is splashed, and its bond strength, hardness, the built-up welding superficial layer that anti-fatigue performance and machining property all meet instructions for use comes, and postwelding is again through alignment, heat treatment, following process such as machining can obtain the good bent axle of Regeneration and Repair for reusing.
Built-up welding voltage can be adjustable continuously between 22V～30V in the present embodiment; Welding current can be adjustable continuously at 70A～250A, and welding wire feeding speed can be adjustable continuously between 0.2 meter/minute～3.5 meters/minute, selects for use the transmission of welding machine bed body can guarantee that bead welding pitch is adjustable between 0.6mm～2.8mm.
All and all embodiments design of the same race of the utility model tool all belong to the utility model protection domain.
Claims (3)
1. crankshaft regeneration special purpose machine tool, it is by welding machine cabinet (1), welding machine bed body (2), the combination of soldering tip (3) Trinity is formed, it is characterized in that: it has above-mentioned soldering tip (3) one " Xi " type mounting (43) and is bearing on the welding machine bed body carriage box (15) through the just solid seat of felt pad (27) liner; also be fixed with a lifting nut seat (28) on the supporting upper surface of " Xi " type mounting (43), be installed with lifting screw (40) through a locking nut (39) on it, on a trunnion axis of lifting screw (40) top setting, also wear and be fixed with adjustable tiltedly " T " type mounting (41), be fixed with wire feeding motor (31) and reduction box (30) assembly on its upper support face, reduction box (30) output shaft external part panel one end is fixed with wire feed rolls (33), the two-way contact roller (34) that is provided with the configuration of wire feed rolls (33) along continuous straight runs is lifted on the end plates of reduction box (30), the also hinged eccentric pressing handle (35) that is provided with on the reduction box end plates that are right after corresponding position, contact roller (34) vertical loading board top, and two contact rollers (34) of its same horizontal position in hinge place between also preset preloading spring (36); " wire reel of type mounting (43) upper end draws has welding wire (20) down through being packed in wire leading pipe (22) guiding on reduction box (30) end plates; pass between contact roller (34) and the wire feed rolls (33); stretch out from feed pipe (26) lower port through contact tube (24) guiding again, contact tube on it (24) is by " supporting of " " type is packed on reduction box (30) end plates from being lifted on the " Xi; " the word bearing support is fixed with the scolder bucket (21) that solder flux (37) is housed to the people, is serially connected with valve (23) on the metal hose thereunder (32) by being packed in " Xi " on the type mounting (43) "; Above-mentioned welding machine cabinet has a housing (7), is fixed with welding machine (8), circuit board (6), blower fan (5) in it from lower to upper successively, is installed with control panel (9) and speed regulator (10) on housing (7) front plate successively.
2. according to the described a kind of crankshaft regeneration special purpose machine tool of claim 1, it is characterized in that: the circuit board in the welding machine cabinet divides four tunnel outputs: the 1 road three phase mains is through serial connection IC A.C. contactor and the main motor (D of welding machine bed
1) join; The No. 2 control circuit divides 55V and two groups of outputs of 35V by A, B two-phase after the transformer step-down, wherein one group of 35V is through bridge rectifier and wire feeding motor (D
2) stator winding is connected in series mutually and forms the loop; And one group of 55V behind bridge rectifier through serial connection speed-regulating potentiometer W and throw over relay 1J (just changeing) or 2J (counter-rotating) and wire feeding motor (D
2) the rotor winding is in series and forms the loop; The 3 road three phase mains just is cascaded into the loop with welding machine ZLB behind serial connection A.C. contactor 2C; The 4th route A, the power supply of B two-phase power supply are unified into four road control loops through the corresponding respectively serial connection A.C. contactor of switch 1K, 2K, 3K, 4K 1C, 2C, relay 1J, 2J, and wherein 2K and 3K are linked switch.
3. according to the described special purpose machine tool of claim 1, it is characterized in that: built-up welding voltage can be adjustable continuously between 22V～30V; Welding current can be adjustable continuously at 70A～250A, and welding wire feeding speed can be adjustable continuously between 0.2 meter/minute～3.5 meters/minute, and bead welding pitch is adjustable between 0.6mm～2.8mm.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 99222810 CN2388001Y (en) | 1999-02-09 | 1999-02-09 | Special machine tool for crankshaft regeneration |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 99222810 CN2388001Y (en) | 1999-02-09 | 1999-02-09 | Special machine tool for crankshaft regeneration |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN2388001Y true CN2388001Y (en) | 2000-07-19 |
Family
ID=34013131
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 99222810 Expired - Fee Related CN2388001Y (en) | 1999-02-09 | 1999-02-09 | Special machine tool for crankshaft regeneration |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN2388001Y (en) |
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN100436021C (en) * | 2003-12-10 | 2008-11-26 | 上海工程技术大学 | An Automatic built up welding method and equipment |
| CN101898292A (en) * | 2010-04-07 | 2010-12-01 | 四川泸天化股份有限公司 | Cold welding and repairing technology of crankshaft cracks of large reciprocating compressor by manual argon arc welding |
| CN102126069A (en) * | 2011-04-08 | 2011-07-20 | 唐山开元特种焊接设备有限公司 | Twin-wire dual-drive arc welding wire feeder |
| CN106695240A (en) * | 2016-12-30 | 2017-05-24 | 武汉航达航空科技发展有限公司 | Deep repairing method for air circulation machine bearing shell |
| CN109048102A (en) * | 2018-08-13 | 2018-12-21 | 安徽鼎恒再制造产业技术研究院有限公司 | A kind of equipment for composite rectangular workpiece reparation |
| CN110666387A (en) * | 2019-10-17 | 2020-01-10 | 沈阳理工大学 | Method for researching influence of air pressure and current on surfacing process parameters |
-
1999
- 1999-02-09 CN CN 99222810 patent/CN2388001Y/en not_active Expired - Fee Related
Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN100436021C (en) * | 2003-12-10 | 2008-11-26 | 上海工程技术大学 | An Automatic built up welding method and equipment |
| CN101898292A (en) * | 2010-04-07 | 2010-12-01 | 四川泸天化股份有限公司 | Cold welding and repairing technology of crankshaft cracks of large reciprocating compressor by manual argon arc welding |
| CN102126069A (en) * | 2011-04-08 | 2011-07-20 | 唐山开元特种焊接设备有限公司 | Twin-wire dual-drive arc welding wire feeder |
| CN106695240A (en) * | 2016-12-30 | 2017-05-24 | 武汉航达航空科技发展有限公司 | Deep repairing method for air circulation machine bearing shell |
| CN109048102A (en) * | 2018-08-13 | 2018-12-21 | 安徽鼎恒再制造产业技术研究院有限公司 | A kind of equipment for composite rectangular workpiece reparation |
| CN110666387A (en) * | 2019-10-17 | 2020-01-10 | 沈阳理工大学 | Method for researching influence of air pressure and current on surfacing process parameters |
| CN110666387B (en) * | 2019-10-17 | 2021-10-15 | 沈阳理工大学 | Method for researching influence of air pressure and current on surfacing process parameters |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C19 | Lapse of patent right due to non-payment of the annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |