CN109434265A - A kind of contact line welding equipment and contact welding method - Google Patents
A kind of contact line welding equipment and contact welding method Download PDFInfo
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- CN109434265A CN109434265A CN201811644483.3A CN201811644483A CN109434265A CN 109434265 A CN109434265 A CN 109434265A CN 201811644483 A CN201811644483 A CN 201811644483A CN 109434265 A CN109434265 A CN 109434265A
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- 238000003466 welding Methods 0.000 title claims abstract description 92
- 238000000034 method Methods 0.000 title claims abstract description 37
- 230000000712 assembly Effects 0.000 claims abstract description 51
- 238000000429 assembly Methods 0.000 claims abstract description 51
- 238000010008 shearing Methods 0.000 claims abstract description 14
- 238000012937 correction Methods 0.000 claims abstract description 13
- 230000033001 locomotion Effects 0.000 claims abstract description 13
- 230000004308 accommodation Effects 0.000 claims description 31
- 210000000078 claw Anatomy 0.000 claims description 26
- 230000007246 mechanism Effects 0.000 claims description 26
- 230000008569 process Effects 0.000 claims description 13
- 238000010438 heat treatment Methods 0.000 claims description 8
- 239000013078 crystal Substances 0.000 claims description 5
- 238000005520 cutting process Methods 0.000 claims description 5
- 238000009434 installation Methods 0.000 claims description 2
- 230000005540 biological transmission Effects 0.000 claims 1
- 230000015572 biosynthetic process Effects 0.000 abstract description 2
- 238000010586 diagram Methods 0.000 description 24
- 230000000694 effects Effects 0.000 description 8
- 239000002360 explosive Substances 0.000 description 4
- 238000001125 extrusion Methods 0.000 description 4
- 230000002411 adverse Effects 0.000 description 2
- 230000008901 benefit Effects 0.000 description 2
- 230000003137 locomotive effect Effects 0.000 description 2
- 238000004519 manufacturing process Methods 0.000 description 2
- 239000002184 metal Substances 0.000 description 2
- 206010028980 Neoplasm Diseases 0.000 description 1
- QVGXLLKOCUKJST-UHFFFAOYSA-N atomic oxygen Chemical compound [O] QVGXLLKOCUKJST-UHFFFAOYSA-N 0.000 description 1
- 230000008859 change Effects 0.000 description 1
- 238000012423 maintenance Methods 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 238000003032 molecular docking Methods 0.000 description 1
- 239000013307 optical fiber Substances 0.000 description 1
- 229910052760 oxygen Inorganic materials 0.000 description 1
- 239000001301 oxygen Substances 0.000 description 1
- 238000012545 processing Methods 0.000 description 1
- 230000008439 repair process Effects 0.000 description 1
- 238000000518 rheometry Methods 0.000 description 1
- 230000006641 stabilisation Effects 0.000 description 1
- 238000011105 stabilization Methods 0.000 description 1
Classifications
-
- 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
- B23K20/00—Non-electric welding by applying impact or other pressure, with or without the application of heat, e.g. cladding or plating
- B23K20/02—Non-electric welding by applying impact or other pressure, with or without the application of heat, e.g. cladding or plating by means of a press ; Diffusion bonding
- B23K20/023—Thermo-compression bonding
-
- 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
- B23K20/00—Non-electric welding by applying impact or other pressure, with or without the application of heat, e.g. cladding or plating
- B23K20/26—Auxiliary equipment
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01R—ELECTRICALLY-CONDUCTIVE CONNECTIONS; STRUCTURAL ASSOCIATIONS OF A PLURALITY OF MUTUALLY-INSULATED ELECTRICAL CONNECTING ELEMENTS; COUPLING DEVICES; CURRENT COLLECTORS
- H01R43/00—Apparatus or processes specially adapted for manufacturing, assembling, maintaining, or repairing of line connectors or current collectors or for joining electric conductors
- H01R43/02—Apparatus or processes specially adapted for manufacturing, assembling, maintaining, or repairing of line connectors or current collectors or for joining electric conductors for soldered or welded connections
- H01R43/0207—Ultrasonic-, H.F.-, cold- or impact welding
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01R—ELECTRICALLY-CONDUCTIVE CONNECTIONS; STRUCTURAL ASSOCIATIONS OF A PLURALITY OF MUTUALLY-INSULATED ELECTRICAL CONNECTING ELEMENTS; COUPLING DEVICES; CURRENT COLLECTORS
- H01R43/00—Apparatus or processes specially adapted for manufacturing, assembling, maintaining, or repairing of line connectors or current collectors or for joining electric conductors
- H01R43/02—Apparatus or processes specially adapted for manufacturing, assembling, maintaining, or repairing of line connectors or current collectors or for joining electric conductors for soldered or welded connections
- H01R43/0263—Apparatus or processes specially adapted for manufacturing, assembling, maintaining, or repairing of line connectors or current collectors or for joining electric conductors for soldered or welded connections for positioning or holding parts during soldering or welding process
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01R—ELECTRICALLY-CONDUCTIVE CONNECTIONS; STRUCTURAL ASSOCIATIONS OF A PLURALITY OF MUTUALLY-INSULATED ELECTRICAL CONNECTING ELEMENTS; COUPLING DEVICES; CURRENT COLLECTORS
- H01R2201/00—Connectors or connections adapted for particular applications
- H01R2201/26—Connectors or connections adapted for particular applications for vehicles
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- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Manufacturing & Machinery (AREA)
- Wire Processing (AREA)
Abstract
The present invention relates to railway contact line service technique field more particularly to a kind of contact line welding equipment and welding methods.Contact line welding equipment provided by the invention includes clamp assemblies, shearing component, thrust assemblies and correction of the flank shape component.Wherein, clamp assemblies can be by two broken ends of clamping contact line, and shearing component can cut off the drawing harm that two are breaked end, to form the more smooth contact face in surface.Thrust assemblies can drive two broken end relative motions respectively, so that the contact face of two broken ends mutually squeezes, come into full contact with two contact faces and generate strong plastic deformation, and two broken ends are combined as a whole by realization.Correction of the flank shape component can remove such as burr of two junctions formation of breaking end, overlap protrusion.The contact line welding equipment provided through this embodiment can be realized the rapid welding of contact line, and inexpensive, easy to operate.The welding method of contact line provided by the invention can be realized the rapid welding of contact line, and inexpensive, easy to operate.
Description
Technical field
The present invention relates to railway contact line service technique field more particularly to a kind of contact line welding equipment and contact wire bondings
Connect method.
Background technique
Electrification railway contact net, which is responsible for, is delivered directly to electric locomotive use the electric energy obtained from traction substation
Vital task.The docking of contact net contact line must it is reliable, securely, guarantee electric conductivity, just can guarantee the stabilization of motor locomotive
Operation.
It is usually used to repair line with the mode that wire clamp is fixedly connected when broken string or local damage occur for existing contact line,
But the contact line of wire clamp connection cannot accomplish completely smoothly, can cause to impact to pantograph.If thoroughly to solve this to ask
Topic only changes the contact line of entire anchor section, at high cost, task difficulty is big, the activity duration is long.
Based on the above issues, it is badly in need of a kind of contact line welding equipment and contact welding method, can be realized contact line
Rapid welding, to obtain very smooth contact line, and it is inexpensive, easy to operate.
Summary of the invention
It is an object of the invention to propose a kind of contact line welding equipment, the rapid welding of contact line can be realized, with
Very smooth contact line is obtained, and inexpensive, easy to operate.
Another object of the present invention is to propose a kind of contact welding method, can be realized the rapid welding of contact line,
And it is inexpensive, easy to operate.
To achieve this purpose, the present invention adopts the following technical scheme:
A kind of contact line welding equipment, comprising:
Clamp assemblies, two broken ends for clamping contact line；
Shearing component, for cutting off the drawing harm of two broken ends, to form contact face；
Thrust assemblies are able to drive two broken end relative motions, so that the contact face of two broken ends is mutually squeezed
Two broken ends are combined as a whole by pressure；And
Correction of the flank shape component, the protrusion for forming two broken end junctions remove.
Optionally, the clamp assemblies include:
The collet that two length directions along the contact line are arranged, each collet include at least two claws, often
A claw opens up holding tank, and at least two claws match, and at least two holding tanks is made to be connected to form appearance
Receive space, the shape of the accommodation space is identical as the appearance profile of the contact line；And
Clamping device, for making at least two claws clamp the contact line being located in the accommodation space.
Optionally, the end face of the collet towards a collet described in another offers clout holding tank, the clout
Holding tank is arranged at intervals at the periphery of the accommodation space.
Optionally, the clout accommodates grooved ring and is located at the accommodation space periphery.
Optionally, the clout holding tank is provided with guide surface close to the side of the accommodation space.
Optionally, the contact line welding equipment further includes retaining component, and the retaining component includes mounting rack and two groups
Clamp assemblies, every group of clamp assemblies include:
Plug-type collet is mounted on the mounting rack；
Drive mechanism and fixture block, one end of the drive mechanism is connected with the output end of the plug-type collet, another
End is connected with the fixture block；
When two plug-type collets are in the lock state, pass through two plug-type corresponding biographies of collet
Dynamic structure makes two common clamped contact lines of fixture block, to limit the movement of the contact line in its longitudinal direction.
Optionally, the drive mechanism includes:
The output end of the plug-type collet is arranged in pushing part；And
Rotating bar, one end and the mounting rack are rotatablely connected, and the other end and the fixture block are rotatablely connected, the pushing part
The rotating bar rotation can be pushed.
Optionally, the pushing part includes:
Push rod is connected with the output end of the plug-type collet；
Limiting stand, projection is in the periphery of the push rod；
Elastic mechanism is set on the push rod, and one end is abutted with the limiting stand, and the other end can be with the rotation
Bar abuts.
Optionally, the drive mechanism further include:
Reset portion, including resetting block and sliding slot, one in the two is arranged on the push rod, another is arranged described
In rotating bar, the resetting block can be slided along the sliding slot.
Optionally, the thrust assemblies include:
First driving device；And
Two pushing blocks, a collet are arranged on a pushing block, another described collet is arranged at another
On the pushing block, the first driving device can be such that two collets move toward one another.
Optionally, mounting groove is offered on the pushing block, the collet is connected in the mounting groove.
Optionally, the pushing block is detachably connected with the collet.
Optionally, the pushing block can intersect with the contact surface of the collet with the contact line in their extension direction, institute
The power that pushing block is applied on the collet is stated, with the component along the contact line length direction to push the collet movement,
And perpendicular to the contact line length direction component so that the collet clamps the contact line.
Optionally, the contact surface is plane or tooth-shape structure.
Optionally, the contact line welding equipment further include:
It is straightened component, for being straightened to the contact line after welding.
Optionally, the alignment component includes:
First coalignment, for being straightened to the contact line in vertical direction；
Second coalignment, for being straightened in the horizontal direction to the contact line；And
Second driving device can drive first coalignment and second coalignment along the contact line
Length direction movement.
Optionally, the contact line welding equipment further include:
Heating component, for being heated respectively to two broken ends.
Optionally, the contact line welding equipment further include:
Power supply module, anode are electrically connected with a broken end, and cathode is electrically connected with broken end described in another.
A kind of welding method of contact line, comprising:
Two broken ends of clamping contact line；
The contact face of two broken ends is mutually squeezed, the atom between two end faces is made to form the knot between crystal
It closes, two broken ends is combined as a whole.
Optionally, it is also carried out before the contact face of two broken ends mutually being squeezed: the drawing of two broken ends of excision
Harm, to form contact face.
Optionally, also carry out after two broken ends being combined as a whole: two broken end junctions of removal are formed
Protrusion.
Optionally, it removes and also carries out after the protrusions that two broken end junctions are formed: to connecing described in after welding
Touching line is straightened.
Optionally, the repeatedly pressurization that is pressed through of the contact face of two broken ends is completed.
Optionally, it is also carried out before the contact face of two broken ends is squeezed: two broken ends of heating.
Optionally, it before the contact face of two broken ends is squeezed and/or in the process, also carries out: to two institutes
Broken end is stated to be powered.
The invention has the benefit that
Contact line welding equipment provided by the invention includes clamp assemblies, shearing component, thrust assemblies and correction of the flank shape component.
Wherein, clamp assemblies can be by two broken ends of clamping contact line, and shearing component can cut off the drawing harm that two are breaked end, with shape
At the contact face that surface is more smooth.Thrust assemblies can drive two broken end relative motions respectively so that two broken end connect
Contravention face mutually squeezes, and comes into full contact with two contact faces and generates strong plastic deformation, and volume is former between two contact faces
Son forms the combination between crystal, and two contact faces achieve the purpose that reconnect under the effect of the pressure, realizes disconnected by two
Head is combined as a whole.Correction of the flank shape component can remove such as burr of two junctions formation of breaking end, overlap protrusion.Pass through this
The contact line welding equipment that embodiment provides can be realized the rapid welding of contact line, to obtain very smooth contact line, and
It is inexpensive, easy to operate.Contact line and contact line after the welding that the contact line welding equipment provided through this embodiment obtains
State before damage is completely the same, it is ensured that the speed of service and running stability of train.And the contact line weld bond after welding is flat
Suitable, the intensity of contact line weld bond is not less than former wire horizontal.
The welding method of contact line provided by the invention includes: two broken ends of the clamping contact line；Described in two
The contact face of broken end mutually squeezes, and two broken ends is made to be combined as a whole.The contact welding method provided through the invention
It can be realized the rapid welding of contact line, and inexpensive, easy to operate.The contact welding method provided through the invention obtains
Welding after contact line and contact line damage before state it is completely the same, it is ensured that the speed of service of train and run smoothly
Property.And the contact line weld bond after welding is smooth, the intensity of contact line weld bond is not less than former wire horizontal.
Detailed description of the invention
To describe the technical solutions in the embodiments of the present invention more clearly, institute in being described below to the embodiment of the present invention
Attached drawing to be used is needed to be briefly described, it should be apparent that, the accompanying drawings in the following description is only some implementations of the invention
Example, for those of ordinary skill in the art, without creative efforts, can also implement according to the present invention
The content of example and these attached drawings obtain other attached drawings.
Fig. 1 is the structural schematic diagram that contact line welding equipment provided by the invention is in clamping contact threadiness state；
Fig. 2 is the structural schematic diagram that contact line welding equipment provided by the invention is in welded condition；
Fig. 3 is the explosive view of collet provided by the invention and contact line；
Fig. 4 is the structural schematic diagram of grips contact line provided by the invention；
Fig. 5 is the structural schematic diagram that clamp assemblies and thrust assemblies provided by the invention are in first state；
Fig. 6 is the structural schematic diagram that clamp assemblies and thrust assemblies provided by the invention are in the second state；
Fig. 7 is the explosive view of pushing block and collet provided by the invention；
Fig. 8 is the structural schematic diagram in Fig. 7 at E；
Fig. 9 is the structural schematic diagram that another clamp assemblies and thrust assemblies provided by the invention are in first state；
Figure 10 is the structural schematic diagram that another clamp assemblies and thrust assemblies provided by the invention are in the second state；
Figure 11 is the structural schematic diagram of shearing component of the invention；
Figure 12 is the structural schematic diagram one of retaining component provided by the invention；
Figure 13 is the structural schematic diagram two of retaining component provided by the invention；
Figure 14 is the structural schematic diagram of the first fixture block and the second fixture block provided by the invention；
Figure 15 is the structural schematic diagram of alignment component provided by the invention.
It is marked in figure as follows:
100- contact line welding equipment；200- contact line；201- first breaks end；202- second breaks end；300- clout；
1- clamp assemblies；2- shearing component；3- thrust assemblies；4- correction of the flank shape component；5- is straightened component；6- heating component；7-
Power supply module；8- retaining component；
11- collet；12- clamping device；31- first driving device；32- pushing block；The first coalignment of 51-；The second school 52-
Straight device；The second driving device of 53-；81- mounting rack；The plug-type collet of 82- first；The plug-type collet of 83- second；84- first
Drive mechanism；The second drive mechanism of 85-；The first fixture block of 86-；The second fixture block of 87-；The first fixing seat of 88-；The second fixing seat of 89-；
The first claw of 111-；The second claw of 112-；113- the first clout holding tank；114- the second clout holding tank；321-
Mounting groove；The first mounting plate of 511-；512- first round group；513 second wheel groups；The second mounting plate of 521-；522- third round group；
The first pushing part 841-；The first rotating bar of 842-；The first reset portion of 843-；The second pushing part 851-；The second rotating bar of 852-；
The second reset portion of 853-；The first accommodation groove of 861-；The first convex block of 862-；The second accommodation groove of 871-；The second convex block of 872-；
The first holding tank of 1111-；The first protrusion of 1112-；The second holding tank of 1121-；The second protrusion of 1122-；1131- first
Guide surface；The second guide surface of 1141-；The first push rod of 8411-；The first limiting stand of 8412-；The first elastic mechanism of 8413-；8431-
First sliding groove；The first resetting block of 8432-；The second push rod of 8511-；The second limiting stand of 8512-；The second elastic mechanism of 8513-；
8531- second sliding slot；The second resetting block of 8532-.
Specific embodiment
In order to make those skilled in the art more fully understand the technical solution of the present embodiment, with reference to the accompanying drawing and pass through tool
Body embodiment further illustrates the technical solution of the present embodiment.
Fig. 1 is the structural representation that contact line welding equipment 100 provided in this embodiment is in 200 state of clamping contact line
Figure.Fig. 2 is the structural schematic diagram that contact line welding equipment 100 provided in this embodiment is in welded condition.Such as Fig. 1 and Fig. 2 institute
Show, contact line welding equipment 100 provided in this embodiment includes clamp assemblies 1, shearing component 2, thrust assemblies 3 and correction of the flank shape group
Part 4.Wherein, clamp assemblies 1 can be by the first broken end 201 of clamping contact line 200 and the second broken end 202, and 2 energy of shearing component will
The drawing harm excision of first broken end 201 and the second broken end 202, to form the more smooth contact face in surface.Thrust assemblies 3 can
The first broken end 201 and the second 202 relative motions of broken end are driven respectively, so that the contact jaw of the first broken end 201 and the second broken end 202
Face mutually squeezes, and comes into full contact with two contact faces and generates strong plastic deformation, the atom shape between two contact faces
At the combination between crystal, two contact faces achieve the purpose that reconnect under the effect of the pressure, realize the first broken end 201
It is combined as a whole with the second broken end 202.Correction of the flank shape component 4 can by first broken end 201 and second broken end 202 junctions formed as
The removal of the protrusions such as burr, overlap.The contact line welding equipment 100 provided through this embodiment can be realized contact line 200
Rapid welding, and it is inexpensive, easy to operate.After the welding that the contact line welding equipment 100 provided through this embodiment obtains
State before contact line 200 is damaged with contact line 200 is completely the same, and contact line 200 is without in softened zone, heat affected area and brittleness
Between phase, material structure state remains unchanged, thus will not mechanical strength, rigidity, electric conductivity etc. to contact line 200 cause shadow
It rings, the contact line weld bond of the contact line 200 after welding is smooth, and the intensity of contact line weld bond is not less than former wire horizontal, it is ensured that
The speed of service and running stability of train.
In addition, contact line welding equipment 100 provided in this embodiment further includes for carrying out to the contact line 200 after welding
The alignment component 5 of alignment, for respectively to first broken end 201 and second broken end 202 heated heating component 6, for pair
The power supply module 7 and limitation contact line that first broken end 201 and the second broken end 202 are powered move in its longitudinal direction
Retaining component 8.
In order to make it easy to understand, being illustrated in conjunction with Fig. 1 and Fig. 2 to the elemental motion of the contact line welding equipment 100.
Firstly, two collets 11 are along contact line as shown in Figure 1, clamp assemblies 1 include two collets 11 and clamping device 12
200 length direction setting, each collet 11 includes at least two claws, and each claw opens up holding tank, at least two claws
It matches, at least two holding tanks is made to be connected to form accommodation space, the shape of accommodation space and the appearance profile of contact line 200
It is identical.First broken end 201 is placed in the accommodation space of a collet 11, and the second broken end 202 is placed on another collet 11
In accommodation space, clamping device 12 can make a collet 11 clamp the first broken end 201, so that another collet 11 is clamped second disconnected
First 202.Clamping device 12 in the present embodiment can be the devices such as the clamp of dynamic source driving.Each collet includes at least two
A claw, when the clamping force for removing clamping device 12, after at least two claws are seperated, operator can be convenient by contact line
200 take out from accommodation space.First broken end 201 and the second broken end 202 are drawn bad section to cut off by shearing component 2, are exposed clear
Clean metal section, two broken ends in extrusion process can be to avoid the adverse effect by oxide layer, oil film, moisture film etc., can
To be preferably combined as a whole.
Then, as shown in Fig. 2, the clamping device 12 in figure is removed, thrust assemblies 3 and retaining component 8 are configured to life
In producing line.Thrust assemblies include first driving device 31 and two pushing blocks 32, and a collet 11 is arranged on a pushing block 32, separately
One collet 11 is arranged on another pushing block 32, and first driving device 31 can be such that two collets 11 move toward one another, so that first
Broken end 201 is mutually squeezed with the contact face of the second broken end 202, and two broken ends are combined as a whole.First in the present embodiment drives
Dynamic device 31 can be unidirectional linear drives cylinder, and a collet 11 is connected with cylinder body, another collet 11 and piston rod phase
Connection keeps a collet 11 motionless, another collet is close relative to the collet 11 by piston rod relative to the flexible of cylinder body
Or it is separate.First driving device 31 can also be that two-way linear drives cylinder, one in two piston rods and a collet
11 are connected, another piston rod is connected with another collet 11, can by two piston rods relative to the flexible of cylinder body
Drive two collets 11 close or separate.Retaining component 8 can limit contact during first driving device 31 works
The movement of line 200 in its longitudinal direction, can prevent contact line 200 from having a rebound in welding process, avoid contact with the production of line 200
It is raw to retract, it being capable of welding quality.
In addition, first driving device 31 work during or before, power supply module 7 anode with first broken end
201 electrical connections, the cathode of power supply module 7 are electrically connected with the second broken end 202.Two contact face moving process gentle touchdowns, can
Many contact points are formed, when electric current passes through, contact point occurs to glisten and generate heat, and the metallic atom of auxiliary contacts end face is preferably tied
It closes.First driving device 31 work during or before, heating component 6 to first broken end 201 and second broken end 202 points
It is not heated, two contact face metallic atoms is promoted preferably to combine.
Then, correction of the flank shape component 4 and alignment component 5 are configured on production line, correction of the flank shape component 4 and alignment component 5 can be according to
The junction of the secondary contact line 200 after welding.4 main function of correction of the flank shape component is that two broken end junctions of excision form weldering
Tumor, and burr, residue for generating to junction etc. are removed, resume contacts the original cross sectional shape of line 200.It is main to be straightened component 5
Effect is to carry out alignment processing to contact line 200.
In order to be described in more detail to each components, introduced respectively below for different components.
Fig. 3 is the explosive view of collet 11 and contact line 200 provided in this embodiment.Fig. 4 is collet provided in this embodiment
The structural schematic diagram of 11 clamping contact lines 200.As shown in figure 3, each collet 11 includes the first claw 111 and the second claw 112.
Wherein, the first claw 111 opens up the first holding tank 1111, and the second claw 112 opens up the second holding tank 1121.First claw 111
The direction A in Fig. 1 moves, and B direction of second claw 112 in Fig. 1 moves toward one another, so that the first claw 111 and the second card
112 clamping contact line 200 of pawl, as shown in figure 4, the first holding tank 1111 is connected to form receiving sky with the second holding tank 1121
Between, the shape of accommodation space is identical as the appearance profile of contact line 200, and the first claw 111 and the second claw 112 tightly wrap
Contact line 200 therein guarantees to squeeze in welding process, the controllability of plastic deformation rheology.Specifically, the first holding tank
It is convexly equipped with the first protrusion 1112 of triangle in 1111, the second protrusion 1122 of triangle is convexly equipped in the second holding tank 1121,
To match the Delta Region of 200 two sides of contact line.
Fig. 5 is the structural schematic diagram that clamp assemblies 1 and thrust assemblies 3 provided in this embodiment are in first state.Thrust
Component 3 includes two pushing blocks 32, and the pushing block 32 positioned at left side is moved along the direction C, and the pushing block 32 positioned at right side is moved along the direction D, from
And two collets 11 is driven to move toward one another.Wherein, the contact surface of each pushing block 32 collet 11 corresponding thereto is in its extending direction
On can intersect with contact line 200, pushing block 32 is applied to the power on collet 11, have along 200 length direction of contact line component with
Push collet 11 move, and perpendicular to 200 length direction of contact line component so that 11 clamped contact line 200 of collet.So that
Two broken ends are clamped by collet 11 in extrusion process, guarantee the smooth progress of extrusion process.
Fig. 6 is the structural schematic diagram that clamp assemblies 1 and thrust assemblies 3 provided in this embodiment are in the second state.One
The end face of collet 11 towards another collet 11 offers clout holding tank, and clout holding tank is arranged at intervals at the outer of accommodation space
Week.Wherein, the first clout holding tank 113 is offered on the first claw 111, and the receiving of the second clout is offered on the second claw 112
Slot 114, two the first clout holding tanks 113 are oppositely arranged and are formed the first clout accommodation space, two the second clout holding tanks
114 are oppositely arranged and form the second clout accommodation space.During extruding, the junction of two broken ends generates two broken ends
Clout 300 squeeze into the first clout accommodation space and the second clout accommodation space from the circumferential direction of contact line 200, can achieve
Two broken end junctions of cut-out form overlap, and the part burr and residue that generate to junction are purged.
Specifically, can ring be located at outside accommodation space respectively by the first clout holding tank 113 and the second clout slot 114
Week, can overlap to one week of contact line 200, burr and residue carry out pre-cut, on the basis of the above, 4 energy of correction of the flank shape component
It is enough that easily overlap, burr and the residue in contact line 200 are cut off completely.
Fig. 7 is the explosive view of pushing block 32 and collet 11 provided in this embodiment.Mounting groove 321 is offered on pushing block 32, is pressed from both sides
First 11 are connected in mounting groove 321, pushing block 32 in the process of moving, can anti-thrust block 32 with collet 11 in contact line 200
Length direction relative motion occurs, guarantee two preferable squeezing effects of broken end.In addition, pushing block 32 detachably connects with collet 11
It connects, when one in the two is damaged, it is only necessary to replace corresponding components, no replacement is required whole pushing blocks 32 and collet
11, maintenance cost can be effectively reduced.
Fig. 8 is the structural schematic diagram in Fig. 7 at E.As shown in figure 8, the first clout holding tank 113 is close to the one of accommodation space
Side is provided with guide surface 1131, and the second clout holding tank 114 is provided with the second guide surface 1141 close to the side of accommodation space, side
Just the junction that clout breaks end from two enters the first clout accommodation space and the second clout accommodates in slot space.
Fig. 9 is the structural representation that another clamp assemblies 11 and thrust assemblies 32 provided in this embodiment are in first state
Figure.Figure 10 is the structural schematic diagram that another clamp assemblies 11 and thrust assemblies 32 provided in this embodiment are in the second state.
Wherein, contact surface is tooth-shape structure, can increase the contact area of clamp assemblies 11 and thrust assemblies 32, when thrust assemblies 32 are made
With one timing of active force on clamp assemblies 11, it can reduce active force on unit area by increasing contact area, prevent
Clamp assemblies 11 or 32 glasss of thrust assemblies conquassation.Specifically, the contact surface in the present embodiment is waveform.
Figure 11 is the structural schematic diagram of the shearing component 2 of the present embodiment.Shearing component 2 in the present embodiment is using scissor
Structure designs the quick cutting, it can be achieved that contact line 200, can also be that the shearing component 2 of other structures, such as optical fiber are cut certainly
Cutter, NC cutting tool, cutting machine etc..
Figure 12 is the structural schematic diagram one of retaining component 8 provided in this embodiment.Retaining component 8 includes mounting rack 81, the
One plug-type collet 82, the second plug-type collet 83, the first fixing seat 88 and the second fixing seat 89, wherein the first plug-type folder
First 82 are fixed on mounting rack 81 by the first fixing seat 88, and the second plug-type collet 82 is fixed on peace by the second fixing seat 89
It shelves on 81.The output end of first plug-type collet 82 is connected by the first drive mechanism 84 with the first fixture block 86, and second pushes away
The output end of pull-type collet 82 is fixed on mounting rack 81 by the second drive mechanism 85.When the first plug-type collet 82 and second
When plug-type collet 83 is in the lock state, two plug-type corresponding drive mechanisms of collet clamp two fixture blocks jointly
Contact line 200, to limit the movement of contact line 200 in its longitudinal direction.
Figure 13 is the structural schematic diagram two of retaining component 8 provided in this embodiment.As shown in figure 8, the first drive mechanism 84
Including the first pushing part 841 and the first rotating bar 842, the output end of the first plug-type collet 82 is arranged in the first pushing part 841,
One end of first rotating bar 842 and mounting rack 81 are rotatablely connected, and the other end and the first fixture block 86 are rotatablely connected, the first pushing part
841 can push the first rotating bar 842 to rotate.Second drive mechanism 85 includes the second pushing part 851 and the second rotating bar 852, the
The output end of the second plug-type collet 83 is arranged in two pushing parts 851, and one end of the second rotating bar 852 and the rotation of mounting rack 81 connect
It connects, the other end and the second fixture block 87 are rotatablely connected, and the second pushing part 851 can push the second rotating bar 852 to rotate.
Specifically, the first pushing part 841 includes the first push rod 8411, the first limiting stand 8412 and the first elastic mechanism
8413, the first push rod 8411 is connected with the output end of the first plug-type collet 82, and 8412 projection of the first limiting stand is pushed away first
The periphery of bar 8411, the first elastic mechanism 8413 are set on the first push rod 8411, and one end is supported with the first limiting stand 8412
It connects, the other end can be abutted with the first rotating bar 842.Second pushing part 851 include the second push rod 8511, the second limiting stand 8512 with
And second elastic mechanism 8513, the second push rod 8511 are connected with the output end of the second plug-type collet 83, the second limiting stand
8512 projections are set on the second push rod 8511 in the periphery of the second push rod 8511, the second elastic mechanism 8513, and one end with
Second limiting stand 8512 abuts, and the other end can be abutted with the second rotating bar 852.
In addition, the first drive mechanism 84 further includes the first reset portion, the first reset portion includes the first resetting block 8432 and the
One sliding slot 8431, first sliding groove 8431 are provided on the first push rod 8411, and the first resetting block 8432 is arranged in the first rotating bar 842
On, the first resetting block 8432 can be slided along first sliding groove 8431.Second drive mechanism 85 further includes the second reset portion, and second resets
Portion includes the second resetting block 8532 and second sliding slot 8531, and second sliding slot 8531 is provided on the second push rod 8511, and second resets
Block 8532 is arranged in the second rotating bar 852, and the second resetting block 8532 can be slided along second sliding slot 8531.8431 He of first sliding groove
Second sliding slot 8531 is straight trough.
In other embodiments, first sliding groove 8431 can also be provided in the first rotating bar 842, the first resetting block
8432 are arranged on the first push rod 8411, and the first resetting block 8432 can be slided along first sliding groove 8431.Second drive mechanism 85 is also
Including the second reset portion, the second reset portion includes the second resetting block 8532 and second sliding slot 8531, and second sliding slot 8531 is provided with
In second rotating bar 852, the second resetting block 8532 is arranged on the second push rod 8511, and the second resetting block 8532 can be along second sliding slot
8531 slidings.First sliding groove 8431 and second sliding slot 8531 are arc groove.
Figure 14 is the structural schematic diagram of the first fixture block 86 provided in this embodiment and the second fixture block 87.It is opened on first fixture block 86
Equipped with the first accommodation groove 861, the second accommodation groove 872, the first fixture block 86 and the combination of the second fixture block 87 are offered on the second fixture block 87
When, two accommodation grooves are connected the accommodating space to be formed and be matched with the shape of contact line 200, setting in the first accommodation groove 861
First convex block 862 of triangle, the second convex block 872 of the interior setting triangle of the second accommodation groove 871, to match contact line 200
Appearance profile.
When needing to unclamp contact line 200, operator only needs the first plug-type collet 82 and the second plug-type collet 83
It pulls to unlocked state, the first fixture block 86 and the second fixture block 87 can be unclamped, contact line 200 can smoothly be taken out at this time.
Figure 15 is the structural schematic diagram of coalignment 5 provided in this embodiment.Being straightened component 5 includes the first coalignment
51, the second coalignment 52 and the second driving device 53, the first coalignment 51 are used to carry out contact line 200 in vertical direction
Alignment, for the second coalignment 52 for being straightened in the horizontal direction to contact line 200, the second driving device 53 can drive the
One coalignment 51 and the second coalignment 52 are moved along the length direction of contact line 200, to realize to contact line 200 perpendicular
Histogram to the alignment in horizontal direction.
Specifically, the first coalignment 51 includes the first mounting plate 511, first round group 512 and the second wheel group 513, the
One mounting plate 511 is connected with the output end of the second driving device 53, and first round group 512 and the second wheel group 513 rotate set respectively
It sets on the first mounting plate 511, parallel along the vertical direction and be oppositely arranged, contact line 200 is arranged in first round group 512 and second
Between wheel group 513.Second coalignment 52 includes the second mounting plate 521, third round group 522 and fourth round group, the second mounting plate
521 are connected with the output end of the second driving device 53, and third round group 522 and fourth round group are rotatably arranged on the second installation respectively
Parallel in the horizontal direction and be oppositely arranged on plate 521, contact line 200 is arranged between third round group 523 and fourth round group.This
The second driving device 53 in embodiment can be cylinder or linear motor etc., by the driving of the second driving device 53, make
First coalignment 51 and the second coalignment 52 are moved along the length direction of contact line 200.
The present embodiment also provides a kind of welding method of contact line, which includes:
First broken end 201 of clamping contact line 200 and the second broken end 202, excision the first broken end 201 and the second broken end 202
Drawing harm expose clean metal section, two broken ends in extrusion process can be to avoid by oxygen to form contact face
The adverse effect for changing layer, oil film, moisture film etc., can preferably be combined as a whole.
First broken end 201 is mutually squeezed with the contact face of the second broken end 202, makes the first broken end 201 and the second broken end 202
It is combined as a whole, comes into full contact with two contact faces and generates strong plastic deformation, volume atom between two contact faces
The combination between crystal is formed, two contact faces achieve the purpose that reconnect under the effect of the pressure, realize the first broken end
201 and second broken end 202 be combined as a whole.
Such as burr, the overlap protrusion that removal the first broken end 201 and the second 202 junctions of broken end are formed.
The contact welding method provided through this embodiment can be realized the rapid welding of contact line 200, and low cost,
It is easy to operate.Contact line 200 and contact line 200 after the welding that the contact welding method provided through this embodiment obtains are damaged
State before bad is completely the same, it is ensured that the speed of service and running stability of train.And the contact of the contact line 200 after welding
Wire bonding mouth is smooth, and the intensity of contact line weld bond is not less than former wire horizontal.Specifically, the extruding of the contact face of two broken ends
By completion of repeatedly pressurizeing, enable to the combination of two broken ends more abundant.
It is also carried out after the protrusion that removal the first broken end 201 and the second 202 junctions of broken end are formed: to connecing after welding
Touching line 200 is straightened, 200 normal use of contact line after guaranteeing welding.
It carries out before the contact face of first broken end 201 and the second broken end 202 is squeezed and/or also in the process: heating
First broken end 201 and the second broken end 202, promote two contact face metallic atoms preferably to combine.
Before the contact face of first broken end 201 and the second broken end 202 is squeezed and/or in the process, also carry out: to the
The contact face of one broken end 201 and the second broken end 202 is powered.Two contact face moving process gentle touchdowns, can form many
Contact point, when electric current passes through, contact point occurs to glisten and generate heat, and the metallic atom of auxiliary contacts end face preferably combines.
Note that the above shows and describes the basic principles and main features of the present invention and the advantages of the present invention.The industry
Technical staff it should be appreciated that the present invention is not limited to the embodiments described above, described in above embodiment and specification
Merely illustrate the principles of the invention, without departing from the spirit and scope of the present invention, the present invention also have various change and
It improves, these changes and improvements all fall within the protetion scope of the claimed invention, and claimed range of the invention is by appended
Claims and its equivalent thereof.
Claims (25)
1. a kind of contact line welding equipment characterized by comprising
Clamp assemblies (1), two broken ends for clamping contact line (200)；
Shearing component (2), for cutting off the drawing harm of two broken ends, to form contact face；
Thrust assemblies (3) are able to drive two broken end relative motions, so that the contact face of two broken ends is mutually squeezed
Two broken ends are combined as a whole by pressure；And
Correction of the flank shape component (4), the protrusion for forming two broken end junctions remove.
2. contact line welding equipment according to claim 1, which is characterized in that the clamp assemblies (1) include:
The collet (11) that two length directions along the contact line (200) are arranged, each collet (11) include at least two
A claw, each claw open up holding tank, and at least two claws match, and at least two holding tanks is made to be connected
Logical to form accommodation space, the shape of the accommodation space is identical as the appearance profile of the contact line (200)；And
Clamping device (12), for making at least two claws clamp the contact line being located in the accommodation space
(200)。
3. contact line welding equipment according to claim 2, which is characterized in that a collet (11) towards another
The end face of the collet (11) offers clout holding tank, and the clout holding tank is arranged at intervals at the outer of the accommodation space
Week.
4. contact line welding equipment according to claim 3, which is characterized in that the clout accommodates grooved ring and is located at the appearance
Receive space periphery.
5. contact line welding equipment according to claim 3, which is characterized in that the clout holding tank is close to the receiving
The side in space is provided with guide surface.
6. described in any item contact line welding equipments according to claim 1~5, which is characterized in that the contact wire bonding is set
Standby further includes retaining component (8), and the retaining component (8) includes mounting rack (81) and two groups of clamp assemblies, every group of clamp assemblies
Include:
Plug-type collet is mounted on the mounting rack (81)；
Drive mechanism and fixture block, one end of the drive mechanism are connected with the output end of the plug-type collet, the other end with
The fixture block is connected；
When two plug-type collets are in the lock state, tied by two plug-type corresponding transmissions of collet
Structure makes two common clamped contact lines of fixture block, to limit the movement of the contact line in its longitudinal direction.
7. contact line welding equipment according to claim 6, which is characterized in that the drive mechanism includes:
The output end of the plug-type collet is arranged in pushing part；And
Rotating bar, one end and the mounting rack are rotatablely connected, and the other end and the fixture block are rotatablely connected, and the pushing part can push away
Move the rotating bar rotation.
8. contact line welding equipment according to claim 7, which is characterized in that the pushing part includes:
Push rod is connected with the output end of the plug-type collet；
Limiting stand, projection is in the periphery of the push rod；
Elastic mechanism is set on the push rod, and one end is abutted with the limiting stand, and the other end can be supported with the rotating bar
It connects.
9. contact line welding equipment according to claim 8, which is characterized in that the drive mechanism further include:
Reset portion, including resetting block and sliding slot, one in the two is arranged on the push rod, another is arranged in the rotation
On bar, the resetting block can be slided along the sliding slot.
10. described in any item contact line welding equipments according to claim 1~5, which is characterized in that the thrust assemblies (3)
Include:
First driving device (31)；And
Two pushing blocks (32), a collet (11) are arranged on a pushing block (32), another described collet (11)
It is arranged on another described pushing block (32), the first driving device (31) can be such that two collets (11) move toward one another.
11. contact line welding equipment according to claim 10, which is characterized in that offer installation on the pushing block (32)
Slot (321), the collet (11) are connected in the mounting groove (321).
12. contact line welding equipment according to claim 10, which is characterized in that the pushing block (32) and the collet
(11) it is detachably connected.
13. contact line welding equipment according to claim 10, which is characterized in that the pushing block (32) and the collet
(11) contact surface can intersect in their extension direction with the contact line (200), and the pushing block (32) is applied to the collet
(11) power on has the component along the contact line (200) length direction to push the collet (11) to move, and vertical
In the contact line (200) length direction component so that the collet (11) clamps the contact line (200).
14. contact line welding equipment according to claim 13, which is characterized in that the contact surface is plane or tooth form knot
Structure.
15. described in any item contact line welding equipments according to claim 1~5, which is characterized in that the contact wire bonding is set
It is standby further include:
It is straightened component (5), for being straightened to the contact line (200) after welding.
16. contact line welding equipment according to claim 15, which is characterized in that the alignment component (5) includes:
First coalignment (51), for being straightened to the contact line (200) in vertical direction；
Second coalignment (52), for being straightened in the horizontal direction to the contact line (200)；And
Second driving device (53) can drive first coalignment (51) and second coalignment (52) along described
The length direction of contact line (200) moves.
17. described in any item contact line welding equipments according to claim 1~5, which is characterized in that the contact wire bonding is set
It is standby further include:
Heating component (6), for being heated respectively to two broken ends.
18. described in any item contact line welding equipments according to claim 1~5, which is characterized in that the contact wire bonding is set
It is standby further include:
Power supply module (7), anode are electrically connected with a broken end, and cathode is electrically connected with broken end described in another.
19. a kind of welding method of contact line characterized by comprising
Two broken ends of clamping contact line (200)；
The contact face of two broken ends is mutually squeezed, the atom between two end faces is made to form the combination between crystal,
Two broken ends to be combined as a whole.
20. welding method according to claim 19, which is characterized in that mutually squeeze the contact face of two broken ends
It also carries out before: the drawing harm of two broken ends of excision, to form contact face.
21. welding method according to claim 20, which is characterized in that after two broken ends are combined as a whole also
It carries out: the protrusion that the broken end junction of removal two is formed.
22. welding method according to claim 21, which is characterized in that the broken end junction of removal two forms prominent
It is also carried out after object out: the contact line (200) after welding is straightened.
23. welding method according to claim 19, which is characterized in that the extruding of the contact face of two broken ends is logical
Repeatedly pressurization is crossed to complete.
24. welding method according to claim 19, which is characterized in that the contact face of two broken ends is squeezed
It also carries out before: two broken ends of heating.
25. welding method according to claim 19, which is characterized in that the contact face of two broken ends is squeezed
Before and/or in the process, it also carries out: being powered to two broken ends.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811644483.3A CN109434265B (en) | 2018-12-30 | 2018-12-30 | Contact wire welding equipment and contact wire welding method |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811644483.3A CN109434265B (en) | 2018-12-30 | 2018-12-30 | Contact wire welding equipment and contact wire welding method |
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| Publication Number | Publication Date |
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| CN109434265A true CN109434265A (en) | 2019-03-08 |
| CN109434265B CN109434265B (en) | 2024-06-11 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201811644483.3A Active CN109434265B (en) | 2018-12-30 | 2018-12-30 | Contact wire welding equipment and contact wire welding method |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110649442A (en) * | 2019-10-23 | 2020-01-03 | 沈金焕 | Signal cable joint welding device |
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Also Published As
| Publication number | Publication date |
|---|---|
| CN109434265B (en) | 2024-06-11 |
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