CN114952148A - Automatic welding equipment for steel rail - Google Patents
Automatic welding equipment for steel rail Download PDFInfo
- Publication number
- CN114952148A CN114952148A CN202210469754.6A CN202210469754A CN114952148A CN 114952148 A CN114952148 A CN 114952148A CN 202210469754 A CN202210469754 A CN 202210469754A CN 114952148 A CN114952148 A CN 114952148A
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- 238000003466 welding Methods 0.000 title claims abstract description 163
- 229910000831 Steel Inorganic materials 0.000 title claims abstract description 15
- 239000010959 steel Substances 0.000 title claims abstract description 15
- 230000007246 mechanism Effects 0.000 claims abstract description 52
- 230000000670 limiting effect Effects 0.000 claims abstract description 30
- 230000002457 bidirectional effect Effects 0.000 claims abstract description 13
- 238000004804 winding Methods 0.000 claims description 20
- 230000002146 bilateral effect Effects 0.000 claims description 5
- 238000000034 method Methods 0.000 abstract description 36
- 230000008569 process Effects 0.000 abstract description 30
- 238000010030 laminating Methods 0.000 abstract description 6
- 238000006073 displacement reaction Methods 0.000 description 3
- 230000005484 gravity Effects 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000001737 promoting effect Effects 0.000 description 2
- 230000009471 action Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000010438 heat treatment Methods 0.000 description 1
- 230000001771 impaired effect Effects 0.000 description 1
- 230000006872 improvement Effects 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 238000010791 quenching Methods 0.000 description 1
- 230000000171 quenching effect Effects 0.000 description 1
- 230000001105 regulatory effect Effects 0.000 description 1
- 239000011435 rock Substances 0.000 description 1
- 238000005096 rolling process Methods 0.000 description 1
- 125000003003 spiro group Chemical group 0.000 description 1
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Classifications
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23K—SOLDERING OR UNSOLDERING; WELDING; CLADDING OR PLATING BY SOLDERING OR WELDING; CUTTING BY APPLYING HEAT LOCALLY, e.g. FLAME CUTTING; WORKING BY LASER BEAM
- B23K37/00—Auxiliary devices or processes, not specially adapted to a procedure covered by only one of the preceding main groups
- B23K37/04—Auxiliary devices or processes, not specially adapted to a procedure covered by only one of the preceding main groups for holding or positioning work
- B23K37/0426—Fixtures for other work
- B23K37/0435—Clamps
- B23K37/0443—Jigs
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23K—SOLDERING OR UNSOLDERING; WELDING; CLADDING OR PLATING BY SOLDERING OR WELDING; CUTTING BY APPLYING HEAT LOCALLY, e.g. FLAME CUTTING; WORKING BY LASER BEAM
- B23K37/00—Auxiliary devices or processes, not specially adapted to a procedure covered by only one of the preceding main groups
- B23K37/04—Auxiliary devices or processes, not specially adapted to a procedure covered by only one of the preceding main groups for holding or positioning work
- B23K37/0426—Fixtures for other work
- B23K37/0452—Orientable fixtures
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23K—SOLDERING OR UNSOLDERING; WELDING; CLADDING OR PLATING BY SOLDERING OR WELDING; CUTTING BY APPLYING HEAT LOCALLY, e.g. FLAME CUTTING; WORKING BY LASER BEAM
- 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
- B23K37/0461—Welding tables
-
- 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
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23K—SOLDERING OR UNSOLDERING; WELDING; CLADDING OR PLATING BY SOLDERING OR WELDING; CUTTING BY APPLYING HEAT LOCALLY, e.g. FLAME CUTTING; WORKING BY LASER BEAM
- B23K2101/00—Articles made by soldering, welding or cutting
- B23K2101/26—Railway- or like rails
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- Physics & Mathematics (AREA)
- Optics & Photonics (AREA)
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Butt Welding And Welding Of Specific Article (AREA)
Abstract
The invention relates to the technical field of steel rail welding, in particular to automatic steel rail welding equipment which comprises a welding bottom plate, a bidirectional cylinder, an alignment moving mechanism and a welding mechanism, wherein in the alignment moving mechanism designed by the invention, a front screw and a rear screw drive limiting plates to move oppositely and synchronously in a rotating process, and then the limiting plates on the left side and the right side can drive a left short rail and a right short rail to align in the front-rear direction, so that the alignment accuracy of the short rails in the left-right direction in the welding process can be ensured; make left and right sides short rail opposite face and counterpoint board hug closely at the short rail in-process of placing, two short rails are the same to distance when welding equipment removes about guaranteeing, and then guarantee that two short rails are in same vertical face with the welding machine in short rail laminating department after removing, improve welding precision between the welding machine to the short rail.
Description
Technical Field
The invention relates to the technical field of steel rail welding, in particular to automatic steel rail welding equipment.
Background
The steel rail is a railway rail which is formed by welding short rails with I-shaped structures into long rails by welding methods such as contact welding, gas pressure welding and the like in a rail welding factory, after the whole length quenching heat treatment, the long rails are transported to a rail laying site by a special rail transporting train, and then the long rails are welded into a designed length by a small gas pressure welding machine.
The short rail need be played and place in welding equipment both sides before the welding, because two short rails probably have the error with the distance between the welding equipment after placing, short rail is not on same vertical face with the soldered connection in short rail laminating department after removing to the welding equipment, and then causes the error between short rail laminating department and the soldered connection, influences the welding precision of soldered connection to short rail laminating department.
Short rail is because reasons such as welding equipment contact, short rail removal emergence displacement deviation, short rail probably have the problem of skew after laminating each other in welding process, lead to aligning inaccurate between the short rail, and then need align the processing between the short rail to influence the welding efficiency between the short rail.
Disclosure of Invention
In order to solve the problems, the invention adopts the following technical scheme: the utility model provides a rail automatic weld equipment, includes welding baseplate, two-way cylinder, counterpoint moving mechanism and welding mechanism, welding baseplate up end bilateral symmetry install the moving mechanism that counterpoints, the welding baseplate up end just is located and installs welding mechanism between the moving mechanism that counterpoints, the welding baseplate up end just is located welding mechanism the place ahead and installs two-way cylinder through the cylinder block, two flexible ends respectively with counterpoint moving mechanism fixed connection about the two-way cylinder.
The alignment moving mechanism comprises a fixed frame, a moving frame, a bidirectional motor, a screw rod, a limiting plate, a connecting rod, an alignment branched chain and a locking branched chain, wherein the moving frame is arranged on the upper end face of the welding bottom plate, moving grooves are symmetrically formed in the front and back of the upper end face of the moving frame, the fixed frame is symmetrically arranged on the left and right of the lower end face of the moving frame, the lower end of the fixed frame is fixedly arranged on the upper end face of the welding bottom plate, the moving frame with a T-shaped structure is arranged on the upper end face of the welding bottom plate and positioned between the left and right fixed frames in a sliding manner, the limiting plate is arranged on the upper end face of the moving frame in a sliding manner from front to back, sliding grooves communicated with the moving grooves are formed in the front and back end faces of the moving frame, the upper end face of the horizontal section of the limiting plate is arranged in the sliding grooves in a sliding manner, the bidirectional motor is arranged in the middle of the upper end face of the moving frame through a motor base, and a front and back output shaft of the bidirectional motor are respectively and fixedly arranged with the screw rod, and the screw rods on the front side and the rear side are respectively in threaded connection with the limiting plates on the front side and the rear side, the connecting plate is installed on one side, close to the welding mechanism, of the movable frame, the connecting rod is installed on one side, close to the bidirectional cylinder, of the connecting plate, the connecting rod is connected with the telescopic end of the bidirectional cylinder, a locking branched chain is installed between the upper end face of the movable frame and the connecting plate, and aligning branched chains are installed between the welding bottom plate and one side, close to the welding mechanism, of the upper end face of the movable frame and the front end face and the rear end face of the movable frame.
Welding mechanism include welding frame, annular welding frame, electric slider, electric telescopic handle and welding machine, wherein the welded baseplate up end mid-mounting have the welding frame, welding frame up end mounting has annular welding frame, annular welding frame inner wall is provided with electric slider, electric slider installs electric telescopic handle through the connecting block, electric telescopic handle lower extreme articulates there is the welding machine.
Preferably, the alignment branched chain comprises alignment plates, alignment spring rods, alignment connecting plates, lifting connecting plates, connecting spring rods and adjusting plates, wherein the alignment plates are arranged on the front end face and the rear end face of the movable rack and on one side close to the welding mechanism in a sliding manner, connecting bulges are arranged at one ends of the two alignment plates far away from the movable rack, the alignment spring rods are arranged between the two connecting bulges and the front end face and the rear end face of the movable rack, the alignment connecting plates are arranged on the lower end faces of the two alignment plates, the connecting spring rods are symmetrically arranged on the front and rear sides of the upper end face of the welding bottom plate, the lifting connecting plates with L-shaped structures are respectively arranged on the upper end faces of the two connecting spring rods, one sides of the two lifting connecting plates close to the movable rack are respectively attached to the two alignment connecting plates on the front and rear sides, inclined planes are arranged on one sides of the two lifting connecting plates far away from the movable rack, the adjusting plates are symmetrically arranged on the front and rear sides close to one side of the welding mechanism, the one end that two regulating plates kept away from the connecting plate is seted up the direction inclined plane.
Preferably, the locking branch chain include latch segment, supporting spring pole, haulage rope, winding roller, support frame, gear and rack plate, wherein the latch segment setting of T type structure is moving the frame up end, the supporting spring pole of bilateral symmetry is installed to both sides around removing the frame up end, and terminal surface fixed connection under supporting spring pole upper end and the latch segment horizontal segment, the locking arch is installed respectively to the terminal surface around the latch segment horizontal segment, the support frame is installed to the splice plate up end just being located locking arch below, install the winding roller through the bearing on two support frames respectively, the gear is installed respectively to the one end that two winding rollers are close to the removal frame, the connecting plate is kept away from welding mechanism one side and is installed the rack plate with gear engaged with, connect the haulage rope between two front and back winding rollers around and two locking archs.
Preferably, the limiting plate be located the one end of sliding tray and slide and be provided with spacing even board, spacing even board is kept away from spacing terminal surface and is evenly installed vacuum chuck, the groove of stepping down has been seted up on the limiting plate, spacing even board is close to the one end in the groove of stepping down and is provided with the arch of stepping down, the spring beam of stepping down is installed between arch and the groove up end of stepping down, vacuum chuck can increase the frictional force between spacing even board and the short rail when spacing even board is pressed from both sides the clamp to the short rail tightly spacing, increase spacing even board and to the spacing stability of short rail centre gripping, when the latch segment drives the short rail and moves down, the spring beam of stepping down cooperatees with spacing even board and can compensate short rail displacement.
Preferably, the terminal surface has seted up the removal recess from left to right under the shifting chute, the inside bilateral symmetry of removal recess installs fixed spring rod, control two fixed spring rod up end and all install the fixed block, control and install the removal roller through the bearing between two fixed blocks, the removal roller can reduce the frictional force of short rail at the shifting chute removal in-process, reduce the friction between short rail and the removal frame, guarantee the integrality on short rail surface, move down when the locking piece moves down and drive the short rail and move down in welding process, and then the short rail moves down and will move the roll-in to moving inside the recess through fixed spring rod and fixed block mutually supporting, and then short rail and removal frame direct contact in short rail welding process, and then increase the frictional force between short rail and the shifting chute, improve the stability of short rail in welding process.
Preferably, the vertical section of latch segment and removal frame be located two moving groove mid portions and all install the rubber pad, the rubber pad can play the guard action to the short rail, avoids the short rail surface impaired in welding process.
Preferably, a buffer rubber block is mounted on a part of the alignment plate, which is located inside the moving groove and is far away from one end side of the welding mechanism.
Preferably, the middle part of the right side of the upper end face of the welding bottom plate is provided with a support bracket, after the short rail is welded, the welded short rail moves rightwards, the support bracket can support the welded short rail, the rollover risk caused by the excessive gravity of the right side of the welded short rail is avoided, and the stability of the welded short rail is improved.
The invention has the beneficial effects that: 1. in the alignment moving mechanism designed by the invention, the limiting plates are driven to move oppositely and synchronously in the rotating process of the front screw and the rear screw, so that the limiting plates on the left side and the right side can drive the left short rail and the right short rail to align in the front-rear direction, and the alignment accuracy of the short rails in the left-right direction in the welding process can be ensured; make left and right sides short rail opposite face and counterpoint board hug closely at the short rail in-process of placing, two short rails are the same to distance when welding equipment removes about guaranteeing, and then guarantee that two short rails are in same vertical face with the welding machine in short rail laminating department after removing, improve welding precision between the welding machine to the short rail.
2. In the locking branched chain designed by the invention, the rack plate is driven to move in the process that the connecting plates move in opposite directions, the rack plate drives the winding roller to rotate through the gear in the moving process, so that the winding roller winds the traction rope, the traction rope moves downwards to drive the locking block to move downwards in the winding process, when the left short rail and the right short rail are mutually attached, the locking block just compresses the short rails, the short rails are prevented from shaking due to the contact of a welding machine during welding, and the stability of the short rails in the welding process is improved.
3. The moving roller designed by the invention can reduce the friction force between the short rail and the moving groove, reduce the friction between the short rail and the moving rack, and ensure the integrity of the surface of the short rail.
Drawings
The invention is further illustrated with reference to the following figures and examples.
Fig. 1 is a schematic perspective view of the present invention.
Fig. 2 is a schematic view of a three-dimensional structure for mounting the left-side alignment mobile rack and the welding bottom plate.
Fig. 3 is a partial enlarged view of fig. 2 a of the present invention.
FIG. 4 is a schematic view (from top to bottom) of the installation structure of the rubbing alignment branched chain and the moving frame of the present invention.
FIG. 5 is a schematic view of the three-dimensional structure of the welding mechanism, the two-way cylinder and the welding bottom plate.
Fig. 6 is a left side view of the invention.
Fig. 7 is a partial enlarged view of the invention at B of fig. 7.
Fig. 8 is a partial cross-sectional view at C of fig. 7 of the present invention.
FIG. 9 is a partial cross-sectional view taken at D of FIG. 7 in accordance with the present invention
In the figure: 1. welding a bottom plate; 11. a support bracket; 2. a bidirectional cylinder; 3. an alignment moving mechanism; 31. a fixed mount; 32. moving the frame; 321. a moving groove; 322. a sliding groove; 323. moving the groove; 324. fixing the spring rod; 325. a fixed block; 326. a moving roller; 327. a rubber pad; 33. a movable frame; 34. a bi-directional motor; 35. a screw; 36. a limiting plate; 361. a limiting connecting plate; 362. a vacuum chuck; 363. a spring rod is abducted; 37. a connecting plate; 38. a connecting rod; 39. para-branched chain; 391. a positioning plate; 3911. a buffer rubber block; 392. aligning the spring rod; 393. aligning the connecting plate; 394. lifting connecting plates; 395. connecting a spring rod; 396. an adjusting plate; 30. locking the branched chain; 301. a locking block; 3011. a locking protrusion; 302. supporting a spring rod; 303. a hauling rope; 304. a winding roller; 305. a support frame; 306. a gear; 307. a rack plate; 4. a welding mechanism; 41. welding the frame; 42. an annular welding frame; 43. an electric slider; 45. an electric telescopic rod; 46. a welding machine; 5. short rails.
Detailed Description
The embodiments of the invention will be described in detail below with reference to the drawings, but the invention can be implemented in many different ways as defined and covered by the claims.
Referring to fig. 1, a rail automatic weld equipment, including splice plate 1, two-way cylinder 2, counterpoint moving mechanism 3 and welding mechanism 4, 1 up end bilateral symmetry of splice plate install counterpoint moving mechanism 3, 1 up end of splice plate just is located and installs welding mechanism 4 between the counterpoint moving mechanism 3, 1 up end of splice plate just is located 4 the place ahead of welding mechanism and installs two-way cylinder 2 through the cylinder block, two flexible ends respectively with counterpoint moving mechanism 3 fixed connection about two-way cylinder 2.
Referring to fig. 1, 2, 6 and 7, the alignment moving mechanism 3 includes a fixed frame 31, a moving frame 32, a moving frame 33, a bi-directional motor 34, a screw 35, a limiting plate 36, a connecting plate 37, a connecting rod 38, an alignment branched chain 39 and a locking branched chain 30, wherein the moving frame 32 is disposed on the upper end surface of the welding bottom plate 1, moving slots 321 are symmetrically disposed on the upper end surface of the moving frame 32 in front and rear directions, the fixed frame 31 is symmetrically disposed on the lower end surface of the moving frame 32 in left and right directions, the lower end of the fixed frame 31 is fixedly disposed on the upper end surface of the welding bottom plate 1, the moving frame 33 having a T-shaped structure is slidably disposed on the upper end surface of the welding bottom plate 1 and between the left and right fixed frames 31, the limiting plate 36 is slidably disposed on the upper end surface of the horizontal section of the moving frame 33 in front and rear directions, a sliding slot 322 communicated with the moving slot 321 is disposed on the front and rear end surfaces of the moving frame 32, the upper end of the limiting plate 36 is slidably disposed inside the sliding slot 322, two-way motor 34 is installed through the motor cabinet in the middle part of the horizontal segment up end of removal frame 33, output shaft is fixed mounting respectively around two-way motor 34 has screw rod 35, and screw rod 35 of both sides around and with the limiting plate 36 spiro union of both sides around respectively, remove frame 33 and install connecting plate 37 near the one side of welding mechanism 4, connecting plate 37 is close to one side of two-way cylinder 2 and is installed connecting rod 38, and connecting rod 38 is connected with the flexible end of two-way cylinder 2, install locking branch chain 30 between removal frame 32 up end and the connecting plate 37 jointly, remove frame 32 both ends face around and near the welding mechanism 4 one side and install counterpoint branch chain 39 between welding baseplate 1 jointly.
Referring to fig. 2 and 6, the alignment branched chain 39 includes an alignment plate 391, an alignment spring rod 392, an alignment connecting plate 393, a lifting connecting plate 394, a connecting spring rod 395 and an adjusting plate 396, wherein the alignment plate 391 is slidably disposed on both front and rear end faces of the moving frame 32 and on a side close to the welding mechanism 4, connecting protrusions are disposed on ends of the two alignment plates 391 far away from the moving frame 32, the alignment spring rods 392 are mounted between the two connecting protrusions and the front and rear end faces of the moving frame 32, the alignment connecting plate 393 is mounted on lower end faces of the two alignment plates 391, the connecting spring rods 395 are symmetrically mounted on the upper end faces of the welding bottom plate 1 in front and rear directions, the lifting connecting plate 394 of L-shaped structure is mounted on the upper end faces of the two connecting spring rods 395, one side of the two lifting connecting plates 394 close to the moving frame 32 respectively abuts against the front and rear two alignment connecting plates 393, and inclined planes are disposed on sides of the two lifting connecting plates 394 far away from the moving frame 32, adjusting plates 396 are symmetrically arranged in front and back of one side, close to the welding mechanism 4, of the connecting plate 37, and guide inclined planes are formed in the ends, far away from the connecting plate 37, of the two adjusting plates 396.
Referring to fig. 4, a buffer rubber block 3911 is mounted on a portion of the alignment plate 391 on an end side away from the welding mechanism 4 and located inside the moving slot 321.
Referring to fig. 1 and 5, the welding mechanism 4 includes a welding frame 41, an annular welding frame 42, an electric slider 43, an electric telescopic rod 45 and a welding machine 46, wherein the welding frame 41 is installed in the middle of the upper end face of the welding base plate 1, the annular welding frame 42 is installed on the upper end face of the welding frame 41, the electric slider 43 is arranged on the inner wall of the annular welding frame 42, the electric telescopic rod 45 is installed on the electric slider 43 through a connecting block, and the welding machine 46 is hinged to the lower end of the electric telescopic rod 45.
During the operation, the two short rails 5 with the I-shaped structure are respectively placed above the two moving racks 32, the two short rails 5 with the left and right I-shaped structures are respectively rotated by ninety degrees, then the horizontal sections of the two short rails 5 are respectively placed inside the moving grooves 321 of the left and right moving racks 32, the two short rails 5 are pushed to move towards each other by the existing pushing equipment (not shown in the figure), so that the two short rails 5 are respectively abutted against the buffer rubber blocks 3911 on the aligning plates 391 on the left and right sides, the distance between the left and right short rails 5 when moving towards the welding equipment is ensured to be the same, further the two short rails 5 are ensured to be positioned on the same vertical surface with the welding machine 46 at the joint part of the short rails 5 after moving, the welding precision between the welding machine 46 and the short rails 5 is improved, after the short rails 5 move to the aligning plates 391, the bidirectional motor 34 is started to drive the screw 35 to rotate, the limiting plates 36 are driven to move towards each other during the rotation of the screw 35, so that the limiting plates 36 are tightly adhered to the short rails 5, wherein, when the limit plate 36 moving synchronously in opposite directions contacts the short rail 5, the short rail 5 can be aligned and limited, so that the left and right short rails 5 are aligned, and the short rail 5 can be clamped and limited, after the limit plate 36 and the short rail 5 are clamped and limited, the bidirectional cylinder 2 is started to drive the connecting plate 37 to move in opposite directions through the connecting rod 38, the adjusting plate 396 is driven to move in opposite directions through the connecting plate 37, the adjusting plate 396 is driven to move downwards through the guide inclined plane in the moving process, when the lifting connecting plate 394 moves below the aligning connecting plate 393, the aligning spring rod 392 which is tightened at the moment drives the aligning plate 391 to pop out due to elasticity, wherein the buffer rubber block 3911 deforms in the moving process of the short rail 5, so as to compensate the deformation of the lifting connecting plate 394 under the aligning connecting plate 393, and prevent the short rail 5 and the aligning plate 391 from being locked in the moving downwards process of the lifting plate, the alignment effect of the short rail 5 is influenced, the connecting plate 37 is synchronously matched with the limiting plate 36 through the moving frame 33 in the moving process to drive the short rail 5 to move in the opposite direction, so that the limiting plate 36 drives the opposite side of the short rail 5 to move under the welding machine 46, the joint of the short rail 5 and the welding machine 46 are positioned on the same vertical plane at the moment, the connecting spring rod 395 plays a role in supporting and resetting the lifting connecting plate 394, after the left short rail 5 and the right short rail 5 are jointed, the electric sliding block 43 is started to drive the electric telescopic rod 45 to move in the annular welding frame 42 through the connecting block, the electric telescopic rod 45 drives the welding machine 46 to weld the joint of the short rail 5, the electric telescopic rod 45 can automatically adjust the distance between the joint of the welding machine 46 and the short rail 5, the welding machine 46 is self-adaptive, the welding angle of the joint of the welding head and the short rail 5 can be adjusted in the welding process of the welding machine 46, after short rail 5 welds, two-way motor 34 drives screw 35 and revolves, limiting plate 36 breaks away from each other with short rail 5 this moment, two-way cylinder 2 drives removal frame 33 through connecting rod 38 and connecting plate 37 are mutually supported and resets, rethread current pushing equipment (not shown in the figure) promotes welded short rail 5 right, again through the manual work with promoting counterpoint board 391 and remove in opposite directions, counterpoint link board 393 moves in opposite directions simultaneously, counterpoint link board 393 moves down through the direction inclined plane drive lift link board 394 among the removal process, make counterpoint link board 393 through lift link board up end, after counterpoint link board 393 passes lift link board 394, connecting spring rod 395 drives lift link board 394 and shifts up and move up and reset and play the limiting effect to counterpoint link board 393.
Referring to fig. 8, the lower end surface of the moving groove 321 is provided with a moving groove 323 from left to right, the moving groove 323 is symmetrically provided with fixed spring rods 324 from left to right inside the moving groove 323, the upper end surfaces of the left and right fixed spring rods 324 are respectively provided with a fixed block 325, a moving roller 326 is arranged between the left and right fixed blocks 325 through a bearing, the moving roller 326 can reduce the friction force of the short rail 5 in the moving process of the moving groove 321, reduce the friction between the short rail 5 and the moving frame 32, ensure the integrity of the surface of the short rail 5, when the locking block 301 moves down to drive the short rail 5 to move down in the welding process, the short rail 5 is further moved downward to press the moving roller 326 into the moving groove 323 by the cooperation of the fixed spring bar 324 and the fixed block 325, and then short rail 5 and removal frame 32 direct contact in short rail 5 welding process, and then increase the frictional force between short rail 5 and the removal groove 321, improve the stability of short rail 5 in welding process.
Referring to fig. 2 and 3, the locking branch 30 includes a locking block 301, a supporting spring rod 302, a pulling rope 303, winding rollers 304, a supporting frame 305, a gear 306 and a rack plate 307, wherein the locking block 301 with a T-shaped structure is disposed on the upper end surface of the movable frame 32, the supporting spring rods 302 are disposed on the front and rear sides of the upper end surface of the movable frame 32, the upper end of the supporting spring rod 302 is fixedly connected with the lower end surface of the horizontal section of the locking block 301, locking protrusions 3011 are respectively disposed on the front and rear end surfaces of the horizontal section of the locking block 301, the supporting frame 305 is disposed on the upper end surface of the welding base plate 1 and below the locking protrusions 3011, the winding rollers 304 are respectively disposed on the two supporting frames 305 through bearings, the gear 306 is respectively disposed on one end of the two winding rollers 304 close to the movable frame 32, the rack plate 307 engaged with the gear 306 is disposed on one side of the connecting plate 37 far from the welding mechanism 4, the pulling rope 303 is respectively connected between the front and rear locking protrusions 3011 and the front and rear winding rollers 304, during specific work, the connecting plate 37 moves the in-process in opposite directions and drives the rack plate 307 to move, the rack plate 307 moves the in-process and drives the winding roller 304 to rotate through the gear 306, and then the winding roller 304 rolls up the haulage rope 303, the haulage rope 303 moves the locking block 301 downwards in the rolling process, when two short rails 5 on the left and right side are mutually attached, the locking block 301 compresses tightly the short rail 5 just, avoid the short rail 5 to rock due to the contact of the welding machine 46 when welding, improve the stability of the short rail 5 in the welding process, after the short rail 5 is welded, the rack plate 307 moves away from each other and drives the winding roller 304 to revolve through the gear 306, and then the support spring pole 302 resets through the haulage rope 303 and drives the locking block 301 to move up to the initial position.
Referring to fig. 2, rubber pads 327 are installed on the vertical section of the locking block 301 and the middle portion of the movable frame 32 located in the two movable grooves 321, and the rubber pads 327 can protect the short rail 5 to prevent the surface of the short rail 5 from being damaged during the welding process.
Refer to fig. 9 the limiting plate 36 one end that is located sliding tray 322 slide and be provided with spacing even 361, spacing even 361 of spacing terminal surface is kept away from to spacing even 361 vacuum chuck 362 of installing of spacing is connected to spacing 361, the groove of stepping down has been seted up on the limiting plate 36, spacing 361 is provided with the arch of stepping down near the one end of the groove of stepping down, the spring beam 363 of stepping down is installed to the arch of stepping down and between the groove up end of stepping down, vacuum chuck 362 can increase the frictional force between spacing 361 and the short rail 5 when spacing 361 presss from both sides tight spacing to the short rail 5 at spacing 361, increase spacing 361 and to the spacing stability of short rail 5 centre gripping, when latch segment 301 drives short rail 5 and moves down, spring beam 363 of stepping down and spacing 361 cooperate and can compensate short rail 5 displacement.
Referring to fig. 1, a support bracket 11 is installed in the middle of the right side of the upper end surface of the welding bottom plate 1, after the short rail 5 is welded, the welded short rail 5 moves rightwards, and the support bracket 11 can support the welded short rail 5, so that the risk that the welded short rail 5 turns on one's side due to excessive gravity on the right side of the welded short rail is avoided, and the stability of the welded short rail 5 is improved.
The automatic welding equipment for the steel rail comprises the following steps of: the first step, placing treatment: the two I-shaped short rails 5 are respectively placed above the two movable frames 32, the left and right short rails 5 of the I-shaped structure are respectively rotated by ninety degrees, then the horizontal sections of the two short rails 5 are respectively placed inside the movable grooves 321 of the left and right movable frames 32, and the two short rails 5 are pushed to move oppositely through the existing pushing equipment (not shown in the figure), so that the two short rails 5 are respectively abutted against the buffer rubber blocks 3911 on the left and right counterpoint plates 391.
Step two, alignment treatment: when the short rail 5 moves to the alignment plate 391, the two-way motor 34 is started to drive the screw 35 to rotate, the screw 35 drives the limit plate 36 to move oppositely in the rotation process so that the limit plate 36 is tightly attached to the short rail 5, the two-way cylinder 2 is started to drive the connecting plate 37 to move oppositely through the connecting rod 38, the connecting plate 37 drives the adjusting plate 396 to move oppositely in the movement process, the adjusting plate 396 drives the lifting connecting plate 394 to move downwards through the guide inclined plane in the movement process, when the lifting connecting plate 394 moves below the alignment connecting plate 393, the tightened alignment spring rod 392 drives the alignment plate 391 to pop out due to the elastic force, the connecting plate 37 synchronously drives the short rail 5 to move oppositely through the mutual matching of the moving frame 33 and the limit plate 36 in the movement process, so that the limit plate 36 drives the opposite side of the short rail 5 to move to the position under the welding machine 46, and the attachment position of the short rail 5 and the welding machine 46 are located on the same vertical plane.
Step three, welding treatment: after the left short rail and the right short rail 5 are attached, the electric slide block 43 is started to drive the electric telescopic rod 45 to move inside the annular welding frame 42 through the connecting block, and then the electric telescopic rod 45 drives the welding machine 46 to weld the attached part of the short rail 5.
Fourthly, resetting the device: after short rail 5 welds, two-way motor 34 drives screw 35 and revolves, limiting plate 36 breaks away from each other with short rail 5 this moment, two-way cylinder 2 drives removal frame 33 through connecting rod 38 and connecting plate 37 are mutually supported and resets, rethread current pushing equipment (not shown in the figure) promotes welded short rail 5 right, again through the manual work with promoting counterpoint board 391 and remove in opposite directions, counterpoint link board 393 moves in opposite directions simultaneously, counterpoint link board 393 moves down through the direction inclined plane drive lift link board 394 among the removal process, make counterpoint link board 393 through lift link board up end, after counterpoint link board 393 passes lift link board 394, connecting spring rod 395 drives lift link board 394 and shifts up and move up and reset and play the limiting effect to counterpoint link board 393.
The above description is only a preferred embodiment of the present invention and is not intended to limit the present invention, and various modifications and changes may be made by those skilled in the art. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.
Claims (8)
1. The utility model provides a rail automatic weld equipment, includes splice tray (1), two-way cylinder (2), counterpoint moving mechanism (3) and welding mechanism (4), its characterized in that: welding bottom plate (1) up end bilateral symmetry install counterpoint moving mechanism (3), welding bottom plate (1) up end just is located and installs welding mechanism (4) between counterpoint moving mechanism (3), welding bottom plate (1) up end just is located welding mechanism (4) the place ahead and installs two-way cylinder (2) through the cylinder block, two flexible ends respectively with counterpoint moving mechanism (3) fixed connection about two-way cylinder (2), wherein:
the alignment moving mechanism (3) comprises a fixed frame (31), a moving rack (32), a moving rack (33), a two-way motor (34), a screw (35), a limiting plate (36), a connecting plate (37), a connecting rod (38), an alignment branched chain (39) and a locking branched chain (30), wherein the moving rack (32) is arranged on the upper end surface of the welding bottom plate (1), moving grooves (321) are symmetrically formed in the front and back of the upper end surface of the moving rack (32), the fixed frames (31) are symmetrically arranged on the left and right of the lower end surface of the moving rack (32), the lower end of the fixed frame (31) is fixedly arranged on the upper end surface of the welding bottom plate (1), the moving rack (33) with a T-shaped structure is arranged on the upper end surface of the welding bottom plate (1) in a sliding mode between the left fixed frame and the right fixed frame (31), the limiting plate (36) is arranged on the front and back of the upper end surface of the horizontal section of the moving rack (33), and a sliding groove (322) communicated with the moving groove (321) is formed on the front and back end surfaces of the moving rack (32), the upper end of the limit plate (36) is arranged in the sliding groove (322) in a sliding way, the middle part of the upper end surface of the horizontal section of the movable frame (33) is provided with a bidirectional motor (34) through a motor base, the front output shaft and the rear output shaft of the bidirectional motor (34) are respectively and fixedly provided with a screw rod (35), the screws (35) at the front side and the rear side are respectively in threaded connection with the limit plates (36) at the front side and the rear side, one side of the movable frame (33) close to the welding mechanism (4) is provided with a connecting plate (37), one side of the connecting plate (37) close to the bidirectional cylinder (2) is provided with a connecting rod (38), the connecting rod (38) is connected with the telescopic end of the bidirectional cylinder (2), a locking branched chain (30) is jointly installed between the upper end face of the movable rack (32) and the connecting plate (37), and a positioning branched chain (39) is jointly installed between one side of the front end face and the rear end face of the movable rack (32), which is close to the welding mechanism (4), and the welding bottom plate (1);
welding mechanism (4) including welding frame (41), annular welding frame (42), electric slider (43), electric telescopic handle (45) and welding machine (46), wherein welded bottom plate (1) up end mid-mounting have welding frame (41), annular welding frame (42) are installed to welding frame (41) up end, annular welding frame (42) inner wall is provided with electric slider (43), electric telescopic handle (45) are installed through the connecting block in electric slider (43), electric telescopic handle (45) lower extreme articulates there is welding machine (46).
2. An automatic welding apparatus for steel rails according to claim 1, characterized in that: the alignment branched chain (39) comprises alignment plates (391), alignment spring rods (392), alignment connecting plates (393), lifting connecting plates (394), connecting spring rods (395) and an adjusting plate (396), wherein the alignment plates (391) are arranged on the front end face and the rear end face of the movable rack (32) and on one side close to the welding mechanism (4) in a sliding mode, connecting bulges are arranged at one ends, far away from the movable rack (32), of the two alignment plates (391), the alignment spring rods (392) are arranged between the two connecting bulges and the front end face and the rear end face of the movable rack (32), the alignment connecting plates (393) are arranged on the lower end faces of the two alignment plates (391), the connecting spring rods (395) are symmetrically arranged on the front and rear of the upper end face of the welding bottom plate (1), the lifting connecting plates (394) of an L-shaped structure are respectively arranged on the upper end faces of the two connecting spring rods (395), one sides, close to the movable rack (32), of the two lifting connecting plates (394) are respectively attached to the front and rear alignment connecting plates (393), and one side of the two lifting connecting plates (394) far away from the movable rack (32) is provided with inclined planes, adjusting plates (396) are symmetrically arranged in the front and back direction of one side of the connecting plate (37) close to the welding mechanism (4), and guide inclined planes are arranged at the ends of the two adjusting plates (396) far away from the connecting plate (37).
3. An automatic welding apparatus for steel rails according to claim 1, characterized in that: the locking branched chain (30) comprises locking blocks (301), supporting spring rods (302), a traction rope (303), winding rollers (304), support frames (305), gears (306) and a rack plate (307), wherein the locking blocks (301) of the T-shaped structure are arranged on the upper end face of the movable rack (32), the supporting spring rods (302) which are bilaterally symmetrical are arranged on the front and rear sides of the upper end face of the movable rack (32), the upper end of each supporting spring rod (302) is fixedly connected with the lower end face of the horizontal section of the locking block (301), locking bulges (3011) are respectively arranged on the front and rear end faces of the horizontal section of the locking block (301), the support frames (305) are arranged on the upper end face of the welding bottom plate (1) and positioned below the locking bulges (3011), the winding rollers (304) are respectively arranged on the two support frames (305) through bearings, the gears (306) are respectively arranged at one ends of the two winding rollers (304) close to the movable rack (32), a rack plate (307) meshed with the gear (306) is arranged on one side of the connecting plate (37) far away from the welding mechanism (4), and a traction rope (303) is respectively connected between the front locking bulge (3011) and the rear locking bulge (3011) and the front winding roller and the rear winding roller (304).
4. An automatic welding apparatus for steel rails according to claim 1, characterized in that: the movable groove (321) lower end face is provided with a movable groove (323) from left to right, fixed spring rods (324) are symmetrically arranged in the movable groove (323) in the left-right direction, fixed blocks (325) are arranged on the upper end faces of the left fixed spring rod (324) and the right fixed spring rod (324), and a movable roller (326) is arranged between the left fixed block (325) and the right fixed block (325) through a bearing.
5. An automatic welding device for steel rails according to claim 1, characterized in that: limiting plate (36) be located the one end of sliding tray (322) and slide and be provided with spacing even board (361), spacing even vacuum chuck (362) of installing of spacing terminal surface is kept away from to spacing even board (361), seted up the groove of stepping down on limiting plate (36), spacing one end that links board (361) is close to the groove of stepping down is provided with the arch of stepping down, steps down and install spring beam (363) of stepping down between protruding and the groove up end of stepping down.
6. An automatic welding device for steel rails according to claim 3, characterized in that: rubber pads (327) are arranged at the middle parts of the vertical sections of the locking blocks (301) and the movable rack (32) positioned in the two movable grooves (321).
7. An automatic welding apparatus for steel rails according to claim 2, characterized in that: and a buffer rubber block (3911) is arranged on one end side of the aligning plate (391) far away from the welding mechanism (4) and on the part positioned in the moving groove (321).
8. An automatic welding apparatus for steel rails according to claim 1, characterized in that: the middle part of the right side of the upper end surface of the welding bottom plate (1) is provided with a support bracket (11).
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| Application Number | Priority Date | Filing Date | Title |
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| CN202210469754.6A CN114952148B (en) | 2022-04-28 | 2022-04-28 | Automatic steel rail welding equipment |
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| CN202210469754.6A CN114952148B (en) | 2022-04-28 | 2022-04-28 | Automatic steel rail welding equipment |
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| CN114952148B CN114952148B (en) | 2023-11-14 |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN117798588A (en) * | 2024-03-01 | 2024-04-02 | 河南中投建设有限公司辉县市分公司 | Manufacturing equipment for steel structure bracket for factory building construction |
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| CN114952148B (en) | 2023-11-14 |
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