CN108746961A - Glisten medium frequency inverter direct current rail welding machine - Google Patents
Glisten medium frequency inverter direct current rail welding machine Download PDFInfo
- Publication number
- CN108746961A CN108746961A CN201810395813.3A CN201810395813A CN108746961A CN 108746961 A CN108746961 A CN 108746961A CN 201810395813 A CN201810395813 A CN 201810395813A CN 108746961 A CN108746961 A CN 108746961A
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- Prior art keywords
- rail
- frame
- direct current
- flash
- moving frame
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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
- B23K11/00—Resistance welding; Severing by resistance heating
- B23K11/04—Flash butt welding
- B23K11/046—Apparatus therefor
-
- 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
- B23K11/00—Resistance welding; Severing by resistance heating
- B23K11/36—Auxiliary equipment
-
- 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
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- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Physics & Mathematics (AREA)
- Optics & Photonics (AREA)
- Machines For Laying And Maintaining Railways (AREA)
Abstract
The invention discloses a kind of flash of light medium frequency inverter direct current rail welding machines, are related to a kind of welding equipment, its key points of the technical solution are that：Including pedestal, back seat and quiet frame are fixed on pedestal, it is provided with guide rod between back seat and quiet frame, the upset oil cylinder that sliding is provided with moving frame, is provided with driving moving frame sliding on guide rod, the window passed through for rail is offered on quiet frame and moving frame, is both provided with the Hydraulic Clamping Mechanism for clamping rail, the conductive plate one contacted with rail is provided in the window of quiet frame, the conductive plate two contacted with rail is provided in the window of moving frame, further include intermediate frequency power supply, two output ends of intermediate frequency power supply are electrically connected in conductive plate one and conductive plate two.This flash of light medium frequency inverter direct current rail welding machine carries out heating welding using intermediate frequency power supply, with work efficiency is high, energy-efficient advantage；By the way that centering body is arranged, accuracy of alignment when rail welding is improved；By the way that guiding mechanism is arranged, loading and unloading are facilitated while improving welding stability.
Description
Technical field
The present invention relates to a kind of welding equipment, more particularly to a kind of flash of light medium frequency inverter direct current rail welding machine.
Background technology
The general length of rail cast out is shorter, can carry out butt welding by rail welding machine, to form the steel of longer extended distance
Rail.Current rail welding machine is generally welded by Flash Butt Welding technique, and flash welding is that electric current docks connecing for workpiece by two
When touching surface, the resistance of tiny contact point and its electric arc of contact surface generate heat, butting surface are heated, appropriate
After time, butt joint applies pressure, makes the whole region electric resistance welding method that firm connection is got up simultaneously of two butting surfaces.
Existing Authorization Notice No. is that the Chinese invention patent of CN1101741C discloses a kind of fixed contact butt welding weldering
Trailer, is rail through type, and rail end is clamped in welding machine jaw by hydraulic gear.Two welding transformers are directly arranged in fixation
Within clamping device, to protect welding machine component from the damage of molten metal spark, be equipped with enclosed type shield screen, be also provided with push away it is convex
Device for the rail to postwelding pick convex.
But existing rail welding machine is generally heated using power frequency supply, power frequency（50Hz）The depth for heating metal is larger,
Have the shortcomings that working efficiency is low, power consumption is big when being heated using power frequency.
Invention content
In view of the deficiencies of the prior art, the present invention intends to provide a kind of flash of light medium frequency inverter direct current weldering rail
Machine, with work efficiency is high, energy-efficient advantage.
The present invention above-mentioned technical purpose technical scheme is that：A kind of flash of light medium frequency inverter direct current
Rail welding machine, including pedestal are fixed with back seat and quiet frame on the pedestal, guide rod are provided between the back seat and quiet frame, described
Sliding is provided with moving frame, is provided with the upset oil cylinder that driving moving frame is slided on guide rod, and confession is offered in the quiet frame and moving frame
Window that rail passes through is both provided with Hydraulic Clamping Mechanism for clamping rail, is provided in the window of the quiet frame and steel
The conductive plate one of rail contact, is provided with the conductive plate two contacted with rail in the window of the moving frame, further includes intermediate frequency power supply, institute
Two output ends for stating intermediate frequency power supply are electrically connected in conductive plate one and conductive plate two, the moving frame and quiet the frame phase on circuit
Mutually insulation.
Through the above technical solutions, rail to be welded, intermediate frequency power supply energy are placed on conductive plate one and conductive plate two respectively
The medium frequency electric of 1000Hz or so is generated, medium frequency electric is when passing through metallic conductor, by electromagnetic induction principle and eddy current effect to work
Part is heated.It compared with power frequency supply, is heated using intermediate frequency power supply since frequency upgrading is apparent, then there is the efficiency of heating surface
The contact surface of high advantage, two one steel rails can quickly reach predetermined temperature, reduce the heat dissipation capacity in rail heating process, play
Energy-efficient effect；And the heating layer thinner thickness of intermediate frequency power supply, the electricity consumption in heating process can be reduced.
Preferably, the quantity of the conductive plate two is two and is electrically connected to each other that two conductive plates two are located at
The both sides up and down of rail, conductive plate two described in one are connected with the movable end of Hydraulic Clamping Mechanism.
Through the above technical solutions, conductive plate one and conductive plate two play electric action while playing clamping action,
And conductive plate one and conductive plate two are contacted by the larger plate face of area with rail, and conduction can be reliably carried out.
Preferably, further include centering body, the centering body includes two centralizing cylinders one for being fixed on moving frame both sides, consolidates
Due to two centralizing cylinders two of quiet frame both sides；The tailpiece of the piston rod of the centralizing cylinder one is respectively fixed with centering piece one, the centering
The tailpiece of the piston rod of cylinder two is respectively fixed with centering piece two；Positioning is offered on two centering pieces one side wall facing each other
Slot one, two locating slots one are for being embedded in one rail and being located；Two centering pieces two side facing each other
Locating slot two is offered on wall, two locating slots two are for being embedded in another rail and being located.
Through the above technical solutions, when centering piece one and centering piece two respectively fasten two rail, two one steel rails
End energy reliable alignment, it is ensured that the accuracy of alignment after the welding of two one steel rails；During the welding process, centering piece one and centering piece two
Protection is also served as, for stopping that electric spark and welding slag splash.
Preferably, further include weld seam shearing machine structure, the weld seam shearing machine structure includes be slidably arranged in quiet frame or moving frame both sides two
Push away protrusive board, respectively drive two push away protrusive board sliding two push away convex cylinder, push away described in two and opened on protrusive board side wall facing each other
Equipped with tongue is pushed away, protrusive board is pushed away described in two can be fastened on rail circumferential direction, and the tongue that pushes away is connected by cell wall with the outer wall of rail
It touches.
Through the above technical solutions, Hydraulic Clamping Mechanism is unclamped after the completion of welding, before the driving source driving rail of peripheral hardware
Into pushing away protrusive board and encircle rail, the overlap that compressing process generates will be welded and push away and remove.
Preferably, further include guiding mechanism, the guiding mechanism is located at the side that back seat deviates from quiet frame；The guiding mechanism
Including the hoisting frame being rotatably arranged on back seat, the lift cylinder for driving hoisting frame rotation, the promotion being rotatably arranged on hoisting frame
Roller, the runner are offseted by the bottom wall of roll surface and rail.
Through the above technical solutions, when lift cylinder is flexible, lift cylinder drives hoisting frame to generate swing, the height of runner
It accordingly changes, to the two states for switching lifting rail, putting down rail；Facilitate loading and unloading when putting down rail, is lifted steel
Welding sequence is carried out when rail.
Preferably, the guiding mechanism further includes two directive wheels positioned at rail both sides, and the directive wheel passes through wheel face
It offsets with the side wall of rail.
Through the above technical solutions, two directive wheels reduce rail in welding process and sideslip occur for clamping rail
Possibility.
Preferably, it is corresponded on the back seat and rotating bar is set in directive wheel, articulated shaft is equipped in the rotating bar,
The rotating bar is established by articulated shaft and back seat and is hinged, and the directive wheel is rotatably dispose in one end of rotating bar, the rotation
Bar can swing that directive wheel is made to push against on rail around articulated shaft；The clamping that driving rotating bar is swung is provided on the back seat
Cylinder.
Through the above technical solutions, when clamping cylinder is flexible, clamping cylinder drives rotating bar to swing, and is clamped to switch directive wheel
Rail, the two states for unclamping rail；It can ensure that job stability when clamping rail, facilitate loading and unloading when unclamping rail.
Preferably, the articulated shaft is located at the middle part of rotating bar, during the rotating bar is hinged with away from the end of directive wheel
Between bar, the intermediate bar is articulated with the tailpiece of the piston rod of clamping cylinder away from the end of rotating bar.
Through the above technical solutions, when clamping cylinder is flexible, the tailpiece of the piston rod driving intermediate bar of clamping cylinder moves, intermediate
Bar drives rotating bar to swing, and realizes single clamping cylinder and drives two intermediate bars while acting, and is compact-sized.
Preferably, the displacement sensor for detecting moving frame displacement is provided on the back seat.
Through the above technical solutions, during the welding process, the displacement of displacement sensor detection moving frame simultaneously feeds back to control
System processed, for judging whether generate exception in compressing process.
In conclusion the present invention having the beneficial effect that in contrast to the prior art：
1, heating welding is carried out using intermediate frequency power supply, with work efficiency is high, energy-efficient advantage；
2, by the way that centering body is arranged, accuracy of alignment when rail welding is improved；
3, by the way that guiding mechanism is arranged, loading and unloading are facilitated while improving welding stability；
4, by the way that displacement sensor is arranged, the displacement of moving frame is monitored.
Description of the drawings
Fig. 1 is the stereogram of the flash of light medium frequency inverter direct current rail welding machine of embodiment, mainly protrudes the external knot of this rail welding machine
Structure；
Fig. 2 is the Local map of embodiment, mainly protrudes the position of intermediate frequency power supply, conductive plate one and conductive plate two；
Fig. 3 is the structure chart of the centering body of embodiment；
Fig. 4 is the structure chart of the weld seam shearing machine structure of embodiment；
Fig. 5 is the exterior view of the guiding mechanism of embodiment, the mode of main prominent lift cylinder driving runner；
Fig. 6 is the interior view of guiding mechanism, the mode of main prominent clamping cylinder driving directive wheel.
Reference numeral：1, pedestal；2, back seat；3, quiet frame；21, guide rod；4, moving frame；41, upset oil cylinder；5, window；6, liquid
Press clamp system；7, centering body；8, weld seam shearing machine structure；9, guiding mechanism；22, displacement sensor；51, conductive plate one；52, conductive
Plate two；31, intermediate frequency power supply；71, centralizing cylinder one；73, centralizing cylinder two；72, centering piece one；74, centering piece two；721, locating slot
One；741, locating slot two；81, protrusive board is pushed away；82, convex cylinder is pushed away；811, tongue is pushed away；91, hoisting frame；92, lift cylinder；93, runner；
94, rotating bar；95, directive wheel；96, clamping cylinder；941, articulated shaft；97, intermediate bar.
Specific implementation mode
Below in conjunction with attached drawing, invention is further described in detail.
This specific embodiment is only explanation of the invention, is not limitation of the present invention, people in the art
Member can as needed make the present embodiment the modification of not creative contribution after reading this specification, but as long as at this
It is all protected by Patent Law in the right of invention.
As shown in Figure 1, a kind of flash of light medium frequency inverter direct current rail welding machine, including pedestal 1, back seat 2 and quiet is fixed on pedestal 1
Frame 3 is fixed with two parallel guide rods 21, is slided on guide rod 21 and be provided with moving frame 4, be provided with driving between back seat 2 and quiet frame 3
The upset oil cylinder 41 that moving frame 4 is slided.The window 5 passed through for rail is offered on quiet frame 3 and moving frame 4, is both provided with for pressing from both sides
The Hydraulic Clamping Mechanism 6 of tight rail, for the centering body 7 of two one steel rail of centering, be provided in moving frame 4 for removing overlap
The guiding mechanism 9 for being oriented to rail is both provided on weld seam shearing machine structure 8, back seat 2 and the opposite side wall of quiet frame 3.
Upset oil cylinder 41 is Hollow hydraulic cylinder, and upset oil cylinder 41 is sheathed on by mesoporous outside guide rod 21, the cylinder of upset oil cylinder 41
Seat end is fixed in moving frame 4, and the tailpiece of the piston rod of upset oil cylinder 41 is fixed on back seat 2.When upset oil cylinder 41 stretches, it can drive dynamic
Frame 4 slides on guide rod 21, to change the distance between moving frame 4 and quiet frame 3.It is fixed on back seat 2 for detecting moving frame 4
The displacement sensor 22 of shifting amount, the end face phase of the test side of displacement sensor 22 towards upset oil cylinder 41 and with upset oil cylinder 41
It supports.
As shown in Fig. 2, Hydraulic Clamping Mechanism 6 is arranged in vertical direction, lower end is movable end, and movable end is located at window 5
Interior and can vertically slide, Hydraulic Clamping Mechanism 6 is the prior art, and therefore not to repeat here.Setting in the window 5 of quiet frame 3
There are two pieces of conductive plates 1, one conductive plate 1 to be fixed on the movable end of Hydraulic Clamping Mechanism 6, another conductive plate 1 is fixed
In on the bottom wall of window 5, vertically, the two is connected by the copper sheet conduction of stacking in the line direction of two pieces of conductive plates 1
It connects.Two pieces of conductive plates 2 52 are provided in the window 5 of moving frame 4, the set-up mode of conductive plate 2 52 is identical as conductive plate 1,
This is not repeated.Conductive plate 1 and conductive plate 2 52 for placing and clamping two one steel rails to be welded, conductive plate one respectively
51 and conductive plate 2 52 electric action is played while playing clamping action, and conductive plate 1 and conductive plate 2 52 pass through face
The larger plate face of product is contacted with rail, can reliably carry out conduction.
The intermediate frequency power supply 31 of the promising welding power supply of setting, two output ends of intermediate frequency power supply 31 are electrically connected in quiet frame 3
In conductive plate 1 and conductive plate 2 52, moving frame 4 and quiet frame 3 mutually insulated on circuit.Intermediate frequency power supply 31 is the prior art,
The power frequency electric of 50Hz is converted into the medium frequency electric of 1000Hz by the interior transformer set, rectifier and inverter, medium frequency electric is logical
When crossing metallic conductor, workpiece is heated by electromagnetic induction principle and eddy current effect.Compared with power frequency supply, using intermediate frequency
Power supply 31 is heated since frequency upgrading is apparent, then with the high advantage of the efficiency of heating surface, the contact surface of two one steel rails can be quickly
Predetermined temperature is reached, reduces the heat dissipation capacity in rail heating process, plays the role of energy-efficient；And the heating layer of intermediate frequency power supply 31
Thinner thickness can reduce the electricity consumption in heating process.
As shown in Figure 3 and Figure 4, for centering body 7 between moving frame 4 and quiet frame 3, centering body 7 includes being fixed on moving frame 4
Two centralizing cylinders 1 of both sides, two centralizing cylinders 2 73 for being fixed on 3 both sides of quiet frame；Centralizing cylinder 1 and centralizing cylinder 2 73
Tailpiece of the piston rod is respectively perpendicular towards rail.The tailpiece of the piston rod of two centralizing cylinders 1 is respectively fixed with centering piece 1, and two right
The tailpiece of the piston rod of middle cylinder 2 73 is respectively fixed with centering piece 2 74；It is offered on two centering pieces 1 side wall facing each other
Locating slot 1, two locating slots 1 are for being embedded in one rail and being located；Two centering pieces 2 74 are facing each other
Side wall on offer locating slot 2 741, two locating slots 2 741 are for being embedded in another rail and being located.Work as centering
When piece 1 and centering piece 2 74 respectively fasten two rail, since the spacing of centering piece 1 and centering piece 2 74 is smaller,
The then end energy reliable alignment of two one steel rails, it is ensured that the accuracy of alignment after the welding of two one steel rails.
For weld seam shearing machine structure 8 between moving frame 4 and centering piece 1, weld seam shearing machine structure 8 includes being slidably arranged in rail both sides
Two push away protrusive board 81, respectively drive two push away protrusive board 81 sliding two push away convex cylinder 82, two glide directions for pushing away protrusive board 81 are equal
Vertically rail, the cylinder seat end for pushing away convex cylinder 82 are fixed in moving frame 4, and the tailpiece of the piston rod for pushing away convex cylinder 82 is fixed on and pushes away protrusive board 81
On, the telescopic direction for pushing away convex cylinder 82 is identical as the glide direction for pushing away protrusive board 81.Two push away on the side wall facing each other of protrusive board 81
It offers and pushes away tongue 811, two push away protrusive board 81 and can be fastened on rail circumferential direction, push away outer wall phase of the tongue 811 by cell wall and rail
Contact.
Two guiding mechanisms 9 are identical, now illustrated by the guiding mechanism 9 on back seat 2：As it can be seen in figures 5 and 6, being oriented to
Mechanism 9 include the hoisting frame 91 being rotatably arranged on back seat 2, driving hoisting frame 91 rotate lift cylinder 92, be rotatably arranged on and carry
Rise the runner 93 on frame 91.Hoisting frame 91 is to establish rotation connection with back seat 2 by way of wearing shaft, and shaft is located at
The middle part of hoisting frame 91.Runner 93 is located at one end of hoisting frame 91, and runner 93 is offseted by the bottom surface of roll surface and rail.It carries
The other end that hoisting frame 91 deviates from runner 93 is fixed at the cylinder seat end for rising cylinder 92, and the tailpiece of the piston rod direction of lift cylinder 92 is simultaneously butted on
On the side wall of back seat 2.When lift cylinder 92 is stretched, lift cylinder 92 drives hoisting frame 91 to generate swing, the height of runner 93
It accordingly changes, to the two states for switching lifting rail, putting down rail.
Guiding mechanism 9 further includes two rotating bars 94 for being rotatably arranged on rail both sides, is rotatably arranged in rotating bar 94
Directive wheel 95, driving rotating bar 94 swing clamping cylinder 96.Rotating bar 94 passes through the articulated shaft 941 and back seat in the middle part of being threaded through
2 establish hinged, and vertically, two directive wheels 95 pass through wheel face and rail to the axis of directive wheel 95 and articulated shaft 941
Two side offsets.The cylinder seat end of clamping cylinder 96 is fixed on back seat 2, and clamping cylinder 96 is located between two rotating bars 94；Two turn
Lever 94 is hinged with intermediate bar 97 respectively away from the end of directive wheel 95, and two intermediate bars 97 are common away from the end of rotating bar 94
It is articulated with the tailpiece of the piston rod of clamping cylinder 96.When clamping cylinder 96 stretches, the tailpiece of the piston rod driving intermediate bar 97 of clamping cylinder 96 occurs
Movement, intermediate bar 97 drive rotating bar 94 to swing, to switch the two states that directive wheel 95 clamps rail, unclamps rail.
The course of work of this rail welding machine is as follows：The shape that guiding mechanism 9 declines in runner 93 in advance, directive wheel 95 detaches
State, centering body 7 and weld seam shearing machine structure 8 are in discrete state in advance, and Hydraulic Clamping Mechanism 6 is in releasing orientation, at this time can in advance
Easily two one steel rails are penetrated in two windows 5.Then guiding mechanism 9 acts, and rail is raised to work height by runner 93
Degree, directive wheel 95 push against rail, the state that can still push rail to end to offset at this time.7 He of centering body is controlled later
Weld seam shearing machine structure 8 acts, by the end centering of rail；The action of Hydraulic Clamping Mechanism 6 clamps two one steel rails.
Starting welding, the slowly elongation of control upset oil cylinder 41 after being ready to complete, moving frame 4 is clamped rear end rail and is sent into forward,
Quiet frame 3 is clamped front end rail and is failure to actuate, and two rail Contacts to be welded generate arc-flash, the feed rate and rail of moving frame 4
Flashing speed matching, ensure that flash of light is continuous, treat weldering end of rail and heated.To a certain extent, upset is oily for flash of light heating
Cylinder 41 acts, and moment presses together the rail-end to be welded that flash of light heating is completed, and completes compressing process and pressurize.Welding
Hydraulic Clamping Mechanism 6 is unclamped after the completion, is advanced with the driving source driving rail of peripheral hardware, is pushed away protrusive board 81 and encircle rail, welding is pushed up
The overlap that forging process generates, which pushes away, to remove, and rail unclamps in each mechanism later, completes entire welding process.During the welding process, centering
Piece 1 and centering piece 2 74 also serve as protection, for stopping that electric spark and welding slag splash；Displacement sensor 22 detects the position of moving frame 4
Shifting amount simultaneously feeds back to control system, for judging whether generate exception in compressing process.
The above is only the exemplary embodiment of the present invention, protection domain and is not intended to limit the present invention, this hair
Bright protection domain is determined by the attached claims.
Claims (9)
1. a kind of flash of light medium frequency inverter direct current rail welding machine, including pedestal (1), back seat (2) and quiet frame are fixed on the pedestal (1)
(3), it is provided with guide rod (21) between the back seat (2) and quiet frame (3), is slided on the guide rod (21) and is provided with moving frame (4), sets
It is equipped with the upset oil cylinder (41) that driving moving frame (4) is slided, offers on the quiet frame (3) and moving frame (4) and passed through for rail
Window (5) is both provided with Hydraulic Clamping Mechanism (6) for clamping rail, be provided in the window (5) of the quiet frame (3) with
The conductive plate one (51) of rail contact, the window (5) of the moving frame (4) is interior to be provided with the conductive plate two (52) contacted with rail,
It is characterized in that：Further include intermediate frequency power supply (31), two output ends of the intermediate frequency power supply (31) are electrically connected in conductive plate one
(51) and conductive plate two (52), the moving frame (4) and quiet frame (3) mutually insulated on circuit.
2. flash of light medium frequency inverter direct current rail welding machine according to claim 1, it is characterized in that：The number of the conductive plate two (52)
For amount two and to be electrically connected to each other, two conductive plates two (52) are located at the both sides up and down of rail, conductive described in one
Plate two (52) is connected with the movable end of Hydraulic Clamping Mechanism (6).
3. flash of light medium frequency inverter direct current rail welding machine according to claim 1, it is characterized in that：Further include centering body (7), institute
It includes being fixed on two centralizing cylinders one (71) of moving frame (4) both sides, being fixed on two of quiet frame (3) both sides to state centering body (7)
Centralizing cylinder two (73)；The tailpiece of the piston rod of the centralizing cylinder one (71) is respectively fixed with centering piece one (72), the centralizing cylinder two
(73) tailpiece of the piston rod is respectively fixed with centering piece two (74)；It is opened on two centering pieces one (72) side wall facing each other
Equipped with locating slot one (721), two locating slots one (721) are for being embedded in one rail and being located；Two described right
Locating slot two (741) is offered on middle two (74) side wall facing each other, two locating slots two (741) are for being embedded in
Another rail is simultaneously located.
4. flash of light medium frequency inverter direct current rail welding machine according to claim 1, it is characterized in that：Further include weld seam shearing machine structure (8), institute
It includes being slidably arranged in quiet frame (3) or two of moving frame (4) both sides push away protrusive board (81), respectively drive two to state weld seam shearing machine structure (8)
Push away protrusive board (81) sliding two push away convex cylinder (82), pushed away described in two offered on protrusive board (81) side wall facing each other push away it is convex
Slot (811), protrusive board (81) is pushed away described in two can be fastened on rail circumferential direction, and the tongue (811) that pushes away passes through the outer of cell wall and rail
Wall is in contact.
5. flash of light medium frequency inverter direct current rail welding machine according to claim 1, it is characterized in that：Further include guiding mechanism (9), institute
It states guiding mechanism (9) and is located at the side that back seat (2) deviates from quiet frame (3)；The guiding mechanism (9) includes being rotatably arranged on back seat
(2) hoisting frame (91), the lift cylinder (92) that driving hoisting frame (91) rotates on, the promotion being rotatably arranged on hoisting frame (91)
Roller (93), the runner (93) are offseted by the bottom wall of roll surface and rail.
6. flash of light medium frequency inverter direct current rail welding machine according to claim 5, it is characterized in that：The guiding mechanism (9) is also wrapped
Two directive wheels (95) positioned at rail both sides are included, the directive wheel (95) is offseted by the side wall of wheel face and rail.
7. flash of light medium frequency inverter direct current rail welding machine according to claim 6, it is characterized in that：One is a pair of on the back seat (2)
Should rotating bar (94) be set in directive wheel (95), articulated shaft (941), the rotating bar (94) are equipped in the rotating bar (94)
It is established and is hinged by articulated shaft (941) and back seat (2), the directive wheel (95) is rotatably dispose in one end of rotating bar (94), institute
Stating rotating bar (94) can swing that directive wheel (95) is made to push against on rail around articulated shaft (941)；It is arranged on the back seat (2)
There is the clamping cylinder (96) that driving rotating bar (94) is swung.
8. flash of light medium frequency inverter direct current rail welding machine according to claim 7, it is characterized in that：The articulated shaft (941) is located at
The middle part of rotating bar (94), the rotating bar (94) are hinged with intermediate bar (97), the centre away from the end of directive wheel (95)
Bar (97) is articulated with the tailpiece of the piston rod of clamping cylinder (96) away from the end of rotating bar (94).
9. flash of light medium frequency inverter direct current rail welding machine according to claim 1, it is characterized in that：It is provided on the back seat (2)
Displacement sensor (22) for detecting moving frame (4) displacement.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810395813.3A CN108746961A (en) | 2018-04-27 | 2018-04-27 | Glisten medium frequency inverter direct current rail welding machine |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810395813.3A CN108746961A (en) | 2018-04-27 | 2018-04-27 | Glisten medium frequency inverter direct current rail welding machine |
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| Publication Number | Publication Date |
|---|---|
| CN108746961A true CN108746961A (en) | 2018-11-06 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201810395813.3A Pending CN108746961A (en) | 2018-04-27 | 2018-04-27 | Glisten medium frequency inverter direct current rail welding machine |
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| CN (1) | CN108746961A (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109604853A (en) * | 2018-12-29 | 2019-04-12 | 上海带轨道焊接科技有限公司 | It is a kind of to digitize non-flash intermediate frequency direct current rail welding machine and its welding method |
| CN111992863A (en) * | 2020-09-21 | 2020-11-27 | 中国铁道科学研究院集团有限公司金属及化学研究所 | Fixed rail welding device with four-axis structure |
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| CN111992863A (en) * | 2020-09-21 | 2020-11-27 | 中国铁道科学研究院集团有限公司金属及化学研究所 | Fixed rail welding device with four-axis structure |
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