CN111531312A - Cast iron part spot welding repairing device and method - Google Patents
Cast iron part spot welding repairing device and method Download PDFInfo
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- CN111531312A CN111531312A CN202010489300.6A CN202010489300A CN111531312A CN 111531312 A CN111531312 A CN 111531312A CN 202010489300 A CN202010489300 A CN 202010489300A CN 111531312 A CN111531312 A CN 111531312A
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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 to a procedure covered by only one of the preceding main groups
- B23K37/04—Auxiliary devices or processes, not specially adapted to a procedure covered by only one of the preceding main groups for holding or positioning work
- B23K37/0426—Fixtures for other work
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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 to a procedure covered by only one of the preceding main groups
- B23K37/02—Carriages for supporting the welding or cutting element
- B23K37/0211—Carriages for supporting the welding or cutting element travelling on a guide member, e.g. rail, track
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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 to a procedure covered by only one of the preceding main groups
- B23K37/04—Auxiliary devices or processes, not specially adapted to a procedure covered by only one of the preceding main groups for holding or positioning work
- B23K37/047—Auxiliary devices or processes, not specially adapted to a procedure covered by only one of the preceding main groups for holding or positioning work moving work to adjust its position between soldering, welding or cutting steps
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- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Resistance Welding (AREA)
Abstract
The invention discloses a cast iron piece spot welding repair device and a cast iron piece spot welding repair method, wherein the cast iron piece spot welding repair device comprises a detection table, slide rails are arranged at two ends of a table top of the detection table, a pulley is movably arranged on the slide rails, and a casting clamping assembly and a welding spot repair mechanism are arranged at the upper end of the table top of the detection table; the casting clamping assembly comprises a bottom plate, a slideway, a sliding plate, a clamping block and a fastening nut; solder joint repair body includes grillage, cylinder, lifter plate, welder mounting panel, welder and power cord. According to the cast iron piece spot welding repair device and method, the cast piece is clamped and fixed through the arranged cast piece clamping assembly, the stability of the cast piece in the spot welding repair process is guaranteed, spot welding repair operation is performed on cracks and splits on the cast piece through the arranged welding spot repair mechanism, the automation of cast piece repair is realized, the participation of manpower is reduced, and the quality of cast piece repair is improved.
Description
Technical Field
The invention relates to the technical field of casting repair equipment, in particular to a device and a method for repairing cast iron parts through spot welding.
Background
The castings are metal forming objects obtained by a casting method, and the castings are connected in a welding mode, but the quality of welding determines whether the castings are firmly and reliably connected. If the welding quality is poor, cracks and splits exist at the joint between the castings, and if the cracks and the splits are not repaired by spot welding again, the joint can be broken for a long time, so that equipment damage and potential safety accidents are caused.
At present, the casting is repaired by placing the casting on a workbench and spot-welding cracks on the casting by a welding gun held by a person; however, in the repairing process, if the casting moves due to shaking of the table top, the spot welding operation of personnel is affected, and the repairing quality of the casting cannot be guaranteed.
Disclosure of Invention
The invention aims to provide a cast iron piece spot welding repair device and a cast iron piece spot welding repair method, wherein the cast iron piece is clamped and fixed through a set cast piece clamping assembly, the stability of the cast piece in the spot welding repair process is ensured, the spot welding repair operation is carried out on cracks and splits on the cast piece through a set welding spot repair mechanism, the automation of cast piece repair is realized, the participation of manpower is reduced, the quality of cast piece repair is improved, and the problems in the background art can be solved.
In order to achieve the purpose, the invention provides the following technical scheme:
a cast iron piece spot welding repairing device comprises a detection table, slide rails are arranged at two ends of a table top of the detection table, a pulley is movably arranged on the slide rails, and a casting piece clamping assembly and a welding spot repairing mechanism are arranged at the upper end of the table top of the detection table; the casting clamping assembly comprises a bottom plate, a slideway, a sliding plate, a clamping block and a fastening nut; solder joint repair body includes grillage, cylinder, lifter plate, welder mounting panel, welder and power cord.
Preferably, the bottom both ends of bottom plate installation plate seat to the one end of plate seat extends to on the coaster, and is connected fixedly rather than, the slide is installed in the both ends of bottom plate parallelly to it has first screw to go back align to grid in the slide, the slide is laid on the bottom plate, and the bottom both ends of slide still install the slider, slider and slide phase-match, slider embedding slide in the slide, the clamp splice is installed in the one end of slide, fastening nut cartridge is in the diaphragm orifice that the slide other end set up, and fastening nut's one end extends to in the slide to be connected with corresponding first screw.
Preferably, the grillage is installed in the one end of examining the test table to the one end of grillage extends to and examines the middle part of test table directly over, the cylinder is installed in the one end of grillage, the lifter plate sets up in the below of cylinder to the middle part of lifter plate is connected with the piston rod of cylinder, welder mounting panel gomphosis is installed in the board inslot that the lifter plate bottom set up, and the both ends of welder mounting panel still set up the cartridge hole, welder's one end cartridge is in the cartridge hole to extend to in the welder mounting panel, the power drum winds on the lifter plate, and the one end of power cord inserts in the pin hole that sets up on the lifter plate, and extend to in the welder mounting panel with welder connected.
Preferably, plate fixing mechanisms are further arranged at two ends of the table top of the detection table and comprise grooves, racks, second screw holes, screws and gear pressing blocks; the groove is formed in two ends of the detection table, the rack is installed in the groove, the second screw holes are formed in two ends of the bottom plate, the screw rod is inserted into the second screw holes, one end of the screw rod extends into the groove, the tooth pressing block is installed at one end of the screw rod, and tooth surfaces of the tooth pressing block are meshed with tooth surfaces of the rack.
The invention provides another technical scheme: a spot welding repair method of a cast iron part spot welding repair device comprises the following steps:
s1, placing the casting on the bottom plate, and inserting two ends of the casting into the clamping openings of the clamping blocks; pushing the bottom plate to drive the casting to move to the position below the welding spot repairing mechanism, and pushing the sliding plate according to the fracture of the welding spot on the casting;
s2, the casting is driven to slide on the bottom plate by pushing the sliding plate, so that the welding spot crack on the casting is aligned with the welding gun; when the welding spot crack on the casting is aligned with the welding gun, the fastening nut is rotated to enable one end of the fastening nut to extend into the slideway and be fixedly connected with the corresponding first screw hole;
s3, when the casting is fixed, rotating the screw to make one end extend into the groove, and completing the fixing of the bottom plate by the meshing of the tooth surface of the tooth pressing block and the tooth surface of the rack;
s4, starting the cylinder to drive the lifting plate to descend, closing the cylinder when a welding head of the welding gun is in contact with the crack of the welding spot on the casting, and repairing the crack of the welding spot by the welding gun; after the welding gun finishes repairing operation on the crack of the welding spot, restarting the air cylinder to drive the lifting plate to ascend to the original position;
s5, observing the repair condition of the welding spot of the casting, if the repair is finished, rotating the screw to separate the tooth surface of the tooth pressing block from the tooth surface of the rack, and pushing the bottom plate to drive the casting to slide to one end of the detection table; then the fastening nut is rotated to separate one end of the fastening nut from the first screw hole, and at the moment, the sliding plate is pushed to loosen the casting, so that the casting can be taken down from the clamping block.
Compared with the prior art, the invention has the beneficial effects that:
1. according to the cast iron piece spot welding repair device and method, when a casting is placed on a bottom plate, and two ends of the casting are inserted into clamping openings of clamping blocks, the bottom plate is pushed to drive the casting to move to the position below a welding spot repair mechanism, a sliding plate is pushed according to a welding spot crack on the casting, and the welding spot crack on the casting is aligned to a welding gun; when the welding spot crack on the casting is aligned with the welding gun, the fastening nut is rotated to enable one end of the fastening nut to extend into the slideway and be fixedly connected with the corresponding first screw hole; based on the above, the condition that the welding spot crack on the casting is separated from the welding gun due to sliding of the sliding plate and the casting falls off from the clamping block is avoided when the welding spot crack is repaired.
2. The invention provides a cast iron part spot welding repair device and a method, when a cast iron part is fixed, a screw rod is rotated to enable one end of the screw rod to extend into a groove, and the fixing of a bottom plate is completed through the meshing of the tooth surface of a tooth pressing block and the tooth surface of a rack; based on the above, avoid when repairing the solder joint breach, appear because of the bottom plate slides the condition that causes solder joint breach and welder on the foundry goods to break away from.
3. According to the cast iron part spot welding repairing device and method, the air cylinder drives the lifting plate to descend, when a welding head of the welding gun is in contact with a crack of a welding spot on a casting, the air cylinder is closed, and at the moment, the welding gun which is powered on is used for repairing the crack of the welding spot.
To sum up: according to the cast iron piece spot welding repair device and method, the cast piece is clamped and fixed through the arranged cast piece clamping assembly, the stability of the cast piece in the spot welding repair process is guaranteed, spot welding repair operation is performed on cracks and splits on the cast piece through the arranged welding spot repair mechanism, automation of cast piece repair is achieved, participation of manpower is reduced, and the quality of cast piece repair is improved.
Drawings
FIG. 1 is a schematic view of the overall structure of the present invention;
FIG. 2 is a structural view of a panel fixing mechanism of the present invention;
FIG. 3 is a top view of the casting clamp assembly of the present invention;
fig. 4 is a structural view of the welding spot repairing mechanism of the present invention.
In the figure: 1. a detection table; 2. a slide rail; 3. a pulley; 4. a casting clamping assembly; 41. a base plate; 411. a plate base; 42. a slideway; 421. a first screw hole; 43. a slide plate; 431. a slider; 432. plate holes; 44. a clamping block; 45. fastening a nut; 5. a welding spot repairing mechanism; 51. a plate frame; 52. a cylinder; 53. a lifting plate; 531. a plate groove; 532. a wire hole; 54. mounting a welding gun; 541. inserting holes; 55. a welding gun; 56. a power line; 6. a plate fixing mechanism; 61. a groove; 62. a rack; 63. a second screw hole; 64. a screw; 65. and (5) a tooth pressing block.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
Referring to fig. 1-4, a cast iron piece spot welding repair device comprises a detection table 1, slide rails 2 are arranged at two ends of a table top of the detection table 1, a pulley 3 is movably arranged on the slide rails 2, and a casting clamping assembly 4 and a welding spot repair mechanism 5 are arranged at the upper end of the table top of the detection table 1; the casting clamping assembly 4 comprises a bottom plate 41, a slideway 42, a sliding plate 43, a clamping block 44 and a fastening nut 45; the welding spot repair mechanism 5 includes a plate frame 51, an air cylinder 52, a lifting plate 53, a welding gun mounting plate 54, a welding gun 55, and a power supply line 56.
The two ends of the bottom plate 41 are provided with the plate seats 411, one end of each plate seat 411 extends to the pulley 3 and is fixedly connected with the pulley 3, the slide ways 42 are arranged at the two ends of the bottom plate 41 in parallel, the first screw holes 421 are uniformly arranged in the slide ways 42, the slide plates 43 are flatly placed on the bottom plate 41, the two ends of the bottom of each slide plate 43 are also provided with the slide blocks 431, the slide blocks 431 are matched with the slide ways 42, so that the slide blocks 431 can be embedded into the slide ways 42 to slide, the clamping blocks 44 are arranged at one ends of the slide plates 43, the fastening nuts 45 are inserted into the plate holes 432 arranged at the other ends of the slide plates 43, and one ends of the fastening nuts 45 extend into the; after the welding spot crack on the casting is aligned with the welding gun 55, the fastening nut 45 is rotated to enable one end of the fastening nut to be fixedly connected with the corresponding first screw hole 421, so that the clamping block 44 clamps the casting, the stability of the casting is ensured, and the situation that the welding spot crack on the casting is separated from the welding gun 55 and the casting falls off from the clamping block 44 due to the sliding of the sliding plate 43 when the welding spot crack is repaired is avoided.
The plate frame 51 is mounted at one end of the detection table 1, one end of the plate frame 51 extends to a position right above the middle of the detection table 1, the air cylinder 52 is mounted at one end of the plate frame 51, the lifting plate 53 is arranged below the air cylinder 52, the middle of the lifting plate 53 is connected with a piston rod of the air cylinder 52, the welding gun mounting plate 54 is embedded and mounted in a plate groove 531 arranged at the bottom of the lifting plate 53, insertion holes 541 are further formed in two ends of the welding gun mounting plate 54, one end of the welding gun 55 is inserted into the insertion holes 541 and extends into the welding gun mounting plate 54, the power line 56 is wound on the lifting plate 53, one end of the power line 56 is inserted into a lead hole 532 arranged on the lifting plate 53 and extends into the welding gun mounting plate 54 to be; the lifting plate 53 is driven to descend by the air cylinder 52, the air cylinder 52 is closed when the welding head of the welding gun 55 is in contact with the crack of the welding spot on the casting, and at the moment, the welding gun 55 carries out repairing operation on the crack of the welding spot.
In order to better show the spot welding repair process of the iron casting spot welding repair device, the embodiment now provides a spot welding repair method of the iron casting spot welding repair device, which includes the following steps:
s1, placing the casting on the bottom plate 41, and inserting the two ends of the casting into the clamping openings of the clamping blocks 44; the bottom plate 41 is pushed to drive the casting to move to the position below the welding spot repairing mechanism 5, and the sliding plate 43 is pushed according to the fracture of the welding spot on the casting.
S2, the casting is driven to slide on the bottom plate 41 through the pushing sliding plate 43, and the welding spot crack on the casting is aligned with the welding gun 55; when the welding spot crack on the casting is aligned with the welding gun 55, the fastening nut 45 is rotated to enable one end of the fastening nut to extend into the slideway 42 and be fixedly connected with the corresponding first screw hole 421; the condition that the welding spot cracks on the casting are separated from the welding gun 55 and the casting falls off from the clamping blocks 44 due to the sliding of the sliding plate 43 when the welding spot cracks are repaired is avoided.
S3, after the casting is fixed, rotating the screw 64 to make one end extend into the groove 61, and completing the fixing of the bottom plate 41 by the meshing of the tooth surface of the tooth pressing block 65 and the tooth surface of the rack 62; the situation that the welding spot cracks on the casting are separated from the welding gun 55 due to the sliding of the bottom plate 41 when the welding spot cracks are repaired is avoided.
S4, starting the air cylinder 52 to drive the lifting plate 53 to descend, closing the air cylinder 52 when a welding head of the welding gun 55 is in contact with a welding spot crack on the casting, and repairing the welding spot crack by the welding gun 55; when the welding gun 55 completes the repair operation of the crack of the welding spot, the cylinder 52 is restarted to drive the lifting plate 53 to ascend to the original position.
S5, observing the repair condition of the welding spot of the casting, if the repair is finished, rotating the screw 64 to separate the tooth surface of the tooth pressing block 65 from the tooth surface of the rack 62, and driving the casting to slide to one end of the detection table 1 by the pushing bottom plate 41; the fastening nut 45 is then turned to disengage one end from the first threaded hole 421, and the slide plate 43 is pushed to loosen the casting, so that the casting can be removed from the clamp block 44.
According to the cast iron piece spot welding repairing device and method, when a cast piece is placed on a bottom plate 41, and two ends of the cast piece are inserted into clamping openings of clamping blocks 44, the bottom plate 41 is pushed to drive the cast piece to move to the position below a welding spot repairing mechanism 5, a sliding plate 43 is pushed according to a welding spot crack on the cast piece, and the welding spot crack on the cast piece is aligned to a welding gun 55; when the welding spot crack on the casting is aligned with the welding gun 55, the fastening nut 45 is rotated to enable one end of the fastening nut to extend into the slideway 42 and be fixedly connected with the corresponding first screw hole 421; based on the above, the situation that the welding spot crack on the casting is separated from the welding gun 55 due to the sliding of the sliding plate 43 and the casting falls off from the clamping block 44 when the welding spot crack is repaired is avoided.
According to the cast iron part spot welding repair device and method, after a cast iron part is fixed, the screw 64 is rotated to enable one end of the screw to extend into the groove 61, and the tooth surface of the tooth pressing block 65 is meshed with the tooth surface of the rack 62 to complete the fixation of the bottom plate 41; based on the above, the situation that the welding spot crack on the casting is separated from the welding gun 55 due to the sliding of the bottom plate 41 when the welding spot crack is repaired is avoided.
According to the cast iron part spot welding repairing device and method, the air cylinder 52 drives the lifting plate 53 to descend, the air cylinder 52 is closed when the welding head of the welding gun 55 is in contact with the crack of the welding spot on the casting, and at the moment, the welding gun 55 which is powered on is used for repairing the crack of the welding spot.
In summary, the following steps: according to the cast iron piece spot welding repair device and method, the cast piece is clamped and fixed through the arranged cast piece clamping assembly 4, the stability of the cast piece in the spot welding repair process is guaranteed, spot welding repair operation is performed on cracks and splits on the cast piece through the arranged welding spot repair mechanism 5, the automation of cast piece repair is achieved, the participation of manpower is reduced, the quality of cast piece repair is improved, and therefore the technical problem in the prior art can be effectively solved.
The above description is only for the preferred embodiment of the present invention, but the scope of the present invention is not limited thereto, and any person skilled in the art should be able to cover the technical solutions and the inventive concepts of the present invention within the technical scope of the present invention.
Claims (5)
1. A cast iron casting spot welding prosthetic devices, includes examining test table (1), its characterized in that: slide rails (2) are arranged at two ends of the table top of the detection table (1), a pulley (3) is movably arranged on the slide rails (2), and a casting clamping assembly (4) and a welding spot repairing mechanism (5) are arranged at the upper end of the table top of the detection table (1); the casting clamping assembly (4) comprises a bottom plate (41), a slide way (42), a sliding plate (43), a clamping block (44) and a fastening nut (45); the welding spot repairing mechanism (5) comprises a plate frame (51), an air cylinder (52), a lifting plate (53), a welding gun mounting plate (54), a welding gun (55) and a power line (56).
2. A spot welding repair device for iron castings according to claim 1, characterized in that: the bottom both ends of bottom plate (41) installation plate seat (411), and the one end of plate seat (411) extends to on coaster (3), and is connected fixedly with it, slide (42) are installed in the both ends of bottom plate (41) in parallel, and still align to grid has first screw (421) in slide (42), slide (43) are kept flat on bottom plate (41), and slide (431) are still installed to the bottom both ends of slide (43), slide (431) and slide (42) phase-match, slide (431) embedding slide (42) slide, clamp splice (44) are installed in the one end of slide (43), fastening nut (45) cartridge is in the plate hole (432) that the slide (43) other end set up to the one end of fastening nut (45) extends to in slide (42), and is connected with corresponding first screw (421).
3. A spot welding repair device for iron castings according to claim 1, characterized in that: the plate frame (51) is arranged at one end of the detection platform (1), one end of the plate frame (51) extends to the position right above the middle part of the detection platform (1), the cylinder (52) is arranged at one end of the plate frame (51), the lifting plate (53) is arranged below the cylinder (52), the middle part of the lifting plate (53) is connected with a piston rod of the air cylinder (52), the welding gun mounting plate (54) is embedded and mounted in a plate groove (531) arranged at the bottom of the lifting plate (53), and the two ends of the welding gun mounting plate (54) are also provided with insertion holes (541), one end of the welding gun (55) is inserted in the insertion holes (541), and extends into the welding gun mounting plate (54), the power line (56) is coiled on the lifting plate (53), and one end of the power cord (56) is inserted into a lead hole (532) arranged on the lifting plate (53) and extends into the welding gun mounting plate (54) to be connected with the welding gun (55).
4. A spot welding repair device for iron castings according to claim 1, characterized in that: plate fixing mechanisms (6) are further arranged at two ends of the table top of the detection table (1), and each plate fixing mechanism (6) comprises a groove (61), a rack (62), a second screw hole (63), a screw rod (64) and a tooth pressing block (65); the groove (61) is formed in two ends of the detection table (1), the rack (62) is installed in the groove (61), the second screw holes (63) are formed in two ends of the bottom plate (41), the screw rod (64) is inserted into the second screw holes (63), one end of the screw rod (64) extends into the groove (61), the tooth pressing block (65) is installed at one end of the screw rod (64), and the tooth surface of the tooth pressing block (65) is meshed with the tooth surface of the rack (62).
5. A spot welding repair method for a spot welding repair device for iron castings according to any one of claims 1-4, characterized by comprising the steps of:
s1: placing the casting on a bottom plate (41), and inserting two ends of the casting into clamping openings of clamping blocks (44); the bottom plate (41) is pushed to drive the casting to move to the position below the welding spot repairing mechanism (5), and the sliding plate (43) is pushed according to the fracture of the welding spot on the casting;
s2: the casting is driven to slide on the bottom plate (41) through the pushing sliding plate (43), so that the welding spot crack on the casting is aligned with the welding gun (55); when the welding spot crack on the casting is aligned with the welding gun (55), the fastening nut (45) is rotated to enable one end of the fastening nut to extend into the slideway (42) and be fixedly connected with the corresponding first screw hole (421);
s3: after the casting is fixed, the screw rod (64) is rotated to enable one end of the screw rod to extend into the groove (61), and the tooth surface of the tooth pressing block (65) is meshed with the tooth surface of the rack (62) to complete the fixation of the bottom plate (41);
s4: starting the air cylinder (52) to drive the lifting plate (53) to descend, closing the air cylinder (52) when a welding head of the welding gun (55) is in contact with the crack of the welding spot on the casting, and repairing the crack of the welding spot by the welding gun (55); after the welding gun (55) finishes repairing operation on the crack of the welding spot, restarting the air cylinder (52) to drive the lifting plate (53) to ascend to the original position;
s5: observing the repair condition of the welding spot of the casting, if the repair is finished, rotating the screw (64) to separate the tooth surface of the tooth pressing block (65) from the tooth surface of the rack (62), and pushing the bottom plate (41) to drive the casting to slide to one end of the detection table (1); the fastening nut (45) is then rotated to disengage one end from the first threaded hole (421), and the slide plate (43) is pushed to loosen the casting, so that the casting can be removed from the clamping block (44).
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| Application Number | Priority Date | Filing Date | Title |
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| CN202010489300.6A CN111531312A (en) | 2020-06-02 | 2020-06-02 | Cast iron part spot welding repairing device and method |
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| CN202010489300.6A CN111531312A (en) | 2020-06-02 | 2020-06-02 | Cast iron part spot welding repairing device and method |
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| CN209532534U (en) * | 2019-01-23 | 2019-10-25 | 江西赛骑运动器械制造有限公司 | A kind of welded steel workbench |
| CN110487804A (en) * | 2019-08-28 | 2019-11-22 | 安徽普瑞明精密机械有限公司 | A kind of ductile cast iron material well lid detection device and application method |
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Application publication date: 20200814 |