CN104002022B - Welding wire feed mechanism, wire feed unit and Arc System - Google Patents
Welding wire feed mechanism, wire feed unit and Arc System Download PDFInfo
- Publication number
- CN104002022B CN104002022B CN201410060039.2A CN201410060039A CN104002022B CN 104002022 B CN104002022 B CN 104002022B CN 201410060039 A CN201410060039 A CN 201410060039A CN 104002022 B CN104002022 B CN 104002022B
- Authority
- CN
- China
- Prior art keywords
- welding wire
- rotary body
- wire feed
- power
- feed mechanism
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Fee Related
Links
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
- B23K9/00—Arc welding or cutting
- B23K9/12—Automatic feeding or moving of electrodes or work for spot or seam welding or cutting
- B23K9/124—Circuits or methods for feeding welding wire
- B23K9/125—Feeding of electrodes
-
- 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
- B23K9/00—Arc welding or cutting
- B23K9/12—Automatic feeding or moving of electrodes or work for spot or seam welding or cutting
- B23K9/133—Means for feeding electrodes, e.g. drums, rolls, motors
Landscapes
- Engineering & Computer Science (AREA)
- Physics & Mathematics (AREA)
- Plasma & Fusion (AREA)
- Mechanical Engineering (AREA)
- Unwinding Of Filamentary Materials (AREA)
- Wire Processing (AREA)
Abstract
The present invention provides the welding wire feed mechanism that can reduce the radial load that feeding component is subject to.The welding wire feed mechanism possesses：Include the feed rolls rotated around first direction（535）Feeding component（53）；Including the pressing roller rotated around the first direction（545）Pressing member（54）；Including the reduction load rotary body rotated around the first direction（555）Reduction load member（55）, feed component（53）Including extend along the first direction, feed rolls（535）Rotary shaft, pressing roller（545）With feed rolls（535）Between clip welding wire（891）In the state of to feed rolls（535）Apply towards the second direction vertical with the first direction（X2）Power（F1）, reduce load rotary body（555）To feeding component（53）Apply towards third direction（X3）Power（F2）.
Description
Technical field
The present invention relates to welding wire feed mechanism, wire feed unit and Arc System.
Background technology
There is welding wire feed arrangement disclosed in patent document 1.Welding wire feed arrangement disclosed in the document has
Standby feeding roller and backer roll.In feeding with the state of having sandwiched welding wire between roller and backer roll, feeding roller with
Backer roll is rotated.Thus, welding wire is fed to desired direction.
Citation
Patent document
Patent document 1：Japanese Unexamined Patent Application 57-121880 publications
The invention problem to be solved
In structure disclosed in the document, in order to sandwich welding wire, from backer roll to feeding with roller applying power.By
This, feeds component（The rotary shaft of feeding roller and feeding roller）By radial load.In this case, the rotation of feeding roller
Axle, the bearing kept to the rotary shaft easily produce abrasion, cause rotary shaft, the lifetime of bearing.
The content of the invention
The present invention is made based on above-mentioned situation, and its major subjects, which is to provide, can reduce what feeding component was subject to
The welding wire feed mechanism of radial load.
For solving the scheme of problem
According to the first scheme of the present invention, there is provided a kind of welding wire feed mechanism, it possesses：Including what is rotated around first direction
The feeding component of feed rolls；Including the pressing member of the pressing roller rotated around the first direction；Including around the first direction
The reduction load member of the reduction load rotary body of rotation, it is described feeding component include along the first direction extension described in enter
To the rotary shaft of roller, the pressing roller applies court in the state of it clips welding wire between the feed rolls to the feed rolls
To the power of the second direction vertical with the first direction, it is described reduction load rotary body to it is described feeding component apply towards with
The power of the opposite third direction of the second direction.
Preferably, the reduction load rotary body directly connects with the feed rolls.
Preferably, the pressing member includes the roller supporting member supported to the pressing roller, and described reduce carries
Lotus component includes the rotary body supporting member supported to the reduction load rotary body, and the welding wire feed mechanism possesses and institute
The power imparting mechanism that roller supporting member and the rotary body supporting member link is stated, the power imparting mechanism is relative to the roller branch
Bearing portion part applies the power of prescribed level towards the second direction, and relative to the rotary body supporting member towards the described 3rd
Direction applies the power of the prescribed level.
Preferably, the power imparting mechanism is configured at the position in the welding wire feeding path for avoiding being fed to the welding wire
Put.
Preferably, in the state of the welding wire is clipped, described in the direction that the pressing roller applies to the feed rolls
The power for the direction third direction that the size of the power of second direction and the reduction load member apply to the feed rolls
Size is mutually the same.
Preferably, it is described to reduce the roller that load rotary body is the diameter that diameter is less than the pressing roller.
Preferably, the load member that reduces includes rotating around the reduction load of the addition of first direction rotation
The reduction load rotary body of body, the reduction load rotary body and the addition is located at opposite side each other relative to imaginary plane,
The imaginary plane includes the rotation centerline of the feed rolls, and parallel with the first direction and the second direction.
Preferably, the welding wire feed mechanism is also equipped with carrying the feeding component, the pressing member and described reduce
The supporting member that lotus component is supported.
Preferably, the welding wire feed mechanism is also equipped with the drive mechanism for making the feed rolls rotation.
Preferably, the drive mechanism includes motor, and the motor directly links with the rotary shaft.
Preferably, the drive mechanism includes motor and makes the decelerator that the rotary speed of the motor reduces,
The decelerator directly links with the rotary shaft.
According to the alternative plan of the present invention, there is provided a kind of wire feed unit, it possesses the first scheme of the present invention and provided
Welding wire feed mechanism and for be wound with welding wire wire reel installation welding wire dish axle.
According to the third program of the present invention, there is provided a kind of Arc System, it possesses the weldering that the first scheme of the present invention provides
Silk feed mechanism and using by the welding wire feed mechanism supply Lai welding wire progress electric arc processing robot.
Other features and advantages of the present invention are become definitely based on the referring to the drawings and below detailed description that carries out.
Brief description of the drawings
Fig. 1 is the front view of the Arc System of the first embodiment of the present invention.
Fig. 2 is the front view of the wire feed unit of the first embodiment of the present invention.
Fig. 3 is the partial enlarged drawing of the welding wire feed mechanism shown in Fig. 2.
Fig. 4 is the sectional view along Fig. 3 IV-IV lines（A part of incomplete structure）.
Fig. 5 is feed rolls, pressing roller and the reduction load rotary body for schematically showing the first embodiment of the present invention
The figure of position relationship.
Fig. 6 is the sectional view of another of the welding wire feed mechanism for representing the first embodiment of the present invention（Part knot
Structure omits）.
Fig. 7 is the front view of the welding wire feed mechanism of second embodiment of the present invention.
Fig. 8 is the front view of the welding wire feed mechanism of third embodiment of the present invention.
Fig. 9 is to schematically show the feed rolls of third embodiment of the present invention, pressing roller, reduce load rotary body and chase after
The figure of the position relationship of the reduction load rotary body added.
Reference text explanation
1 robot
2 wire feed units
21 frameworks
23rd, 23A, 23B welding wire feed mechanism
25 welding wire guide rails
27 welding wire dish axles
29 wire reels
3 welding torches
51 supporting members
52 drive mechanisms
521 motor
523 decelerators
53 feeding components
533 rotary shafts
535 feed rolls
535a roller side faces
535b grooves
54 pressing members
541 roller supporting members
541a front ends
543 rotary shafts
545 pressing roller
545a roller side faces
549 axles
55 reduce load member
551 rotary body supporting members
553 rotary shafts
555 reduce load rotary body
555a rotary body side faces
557 rotary shafts added
The 558 reduction load rotary bodies added
559 axles
57 power imparting mechanisms
571 handles
572 rods
573 springs
575 pins
579 intermediate members
58 rollers
59 bearings
891 welding wires
A1 Arc Systems
F1, F2, F21, F22, F3, F4 power
P1 welding wire feedings path
VP imaginary planes
X1 first directions
X2 second directions
X3 third directions
W mother metals
L3 rotation centerlines
L4 rotation centerlines
L5 rotation centerlines
L51 rotation centerlines
L52 rotation centerlines
Embodiment
Hereinafter, embodiments of the present invention are illustrated referring to the drawings.
＜ first embodiments ＞
Illustrate the first embodiment of the present invention using Fig. 1~Fig. 6.
Fig. 1 is the front view of the Arc System of the first embodiment of the present invention.
Arc System A1 shown in the figure possesses robot 1, wire feed unit 2 and welding torch 3.
Robot 1 carries out electric arc processing to mother metal W.As the processing of such electric arc, such as enumerate welding and spraying.At this
In embodiment, robot 1 automatically carries out electric arc welding to mother metal W.Robot 1 is, for example, articulated robot.
Wire feed unit 2 is the device for feeding welding wire 891 to welding torch 3.In Fig. 1, schematically show that welding wire enters
To device 2.
Fig. 2 is the front view of the wire feed unit of the first embodiment of the present invention.
Wire feed unit 2 includes framework 21, welding wire feed mechanism 23, welding wire guide rail 25 and welding wire dish axle 27.Welding wire enters
To device 2 in most cases also comprising cover, but understand for convenience, the diagram of cover is omitted in fig. 2.
Framework 21 is for example made up of metal.In the present embodiment, framework 21 has bottom plate and side plate etc..Each side plate erects
In bottom plate.Welding wire dish axle 27 is fixed on the side plate of framework 21.The wire reel 29 for being wound with welding wire 891 is installed in welding wire dish axle 27.
Thus, wire reel 29 is rotationally fixed to framework 21.Welding wire guide rail 25 is fixed on framework 21.Weldering of the welding wire guide rail 25 to feeding
Silk 891 guides.Specifically, formed with the hole for being inserted for welding wire 891 on welding wire guide rail 25.Thus, welding wire is led
Rail 25 will feed the welding wire 891 come suitably to the exterior guiding of wire feed unit 2 from welding wire feed mechanism 23.
Welding wire feed mechanism 23 is used for welding wire 891 to mother metal W（Reference picture 1）The mechanism of side supply.In this embodiment party
In formula, welding wire feed mechanism 23 supplies welding wire 891 to welding torch 3.Welding wire feed mechanism 23 is fixed on framework 21.
Fig. 3 is the partial enlarged drawing of the welding wire feed mechanism shown in Fig. 2.Fig. 4 is the sectional view along Fig. 3 IV-IV lines
（A part of incomplete structure）.
As shown in Figure 2 to 4, welding wire feed mechanism 23 includes supporting member 51, drive mechanism 52, feeds component 53, presses
Press component 54, reduce load member 55, power imparting mechanism 57 and bearing 59.
Supporting member 51 is for example made up of metal, for supporting drive mechanism 52, feeding component 53, pressing member 54, power
Imparting mechanism 57 and bearing 59.Supporting member 51 is supported on framework 21.
It is the component for sending out welding wire 891 to desired direction that cooperates and be used for pressing member 54 to feed component 53.
In present embodiment, feeding component 53 is the component around first direction X1 rotations.Feeding component 53 has rotary shaft 533 and feeding
Roller 535.Feeding component 53 is supported in a manner of it can be rotated relative to supporting member 51 by the supporting member 51.
Rotary shaft 533 is the rotary shaft of feed rolls 535.X1 extends rotary shaft 533 in the first direction.Rotary shaft 533 is with energy
Enough modes rotated relative to supporting member 51 are supported by the supporting member 51.In the present embodiment, rotary shaft 533 is by axle
Hold 59 and be supported on supporting member 51.Rotary shaft 533 rotates around first direction X1.
Feed rolls 535 are fixed on rotary shaft 533.Therefore, rotated along with rotary shaft 533 to first direction X1, feed rolls
535 rotate around first direction X1.Feed rolls 535 and pressing roller 545（It is aftermentioned）The work(fed to welding wire 891 is played in the lump
Energy.In the present embodiment, feed rolls 535 are in the form of annular discs.Feed rolls 535 have roller side face 535a.Roller side face 535a direction rotations
The footpath direction side of the axis of rotating shaft 533.In feed rolls 535 formed with groove 535b.Groove 535b is recessed from roller side face 535a.Groove 535b
Formed to be guided to welding wire 891.
Drive mechanism 52 is to be used to make feed rolls 535（In the present embodiment for feeding component 53, i.e. rotary shaft 533 and
Feed rolls 535）The mechanism of rotation.Drive mechanism 52 is fixed on supporting member 51.In the present embodiment, drive mechanism 52 has
Motor 521 and decelerator 523.Being rotated in for motor 521 makes its rotary speed reduce backward feeding component by decelerator 523
53（Rotary shaft 533 and feed rolls 535）Transmit.Thus, rotary shaft 533 and feed rolls 535 rotate around first direction X1.So,
In the present embodiment, feed rolls 535 play function as driven roller.The position relationship of motor 521 and decelerator 523 can be with
To be any.In the present embodiment, motor 521 is configured at Fig. 4 upside relative to decelerator 523.In the example shown in Fig. 4
In, decelerator 523 directly links with rotary shaft 533.In addition, as shown in fig. 6, drive mechanism 52 can also not have decelerator
523.In the example shown in Fig. 6, motor 521 directly links with rotary shaft 533.
Pressing member 54 is the inner surface by welding wire 891 to groove 535b for clamping welding wire 891 between feed rolls 535
The component of pressing.Thus, pressing member 54 presses feed rolls 535 across welding wire 891.Pressing member 54 has roller supporting member
541st, rotary shaft 543 and pressing roller 545.
Roller supporting member 541 is rotatably supported in supporting member 51.Roller supporting member 541 rotates around axle 549.Rotary shaft
543 be the rotary shaft of pressing roller 545.X1 extends rotary shaft 543 in the first direction.Rotary shaft 543 is fixed on roller supporting member
541。
Pressing roller 545 is rotatably supported in rotary shaft 543 and rotated around first direction X1.Fig. 5 be schematically show into
To roller 535, pressing roller 545 and reduce load rotary body 555（It is aftermentioned）Position relationship figure.Pressing roller 545 with feed rolls
Between 535 feed rolls 535 are pressed in the state of clamping welding wire 891.Specifically, pressing roller 545 is pressed from both sides between feed rolls 535
Hold and apply the power F1 towards the second direction X2 vertical with first direction X1 relative to feed rolls 535 in the state of welding wire 891.
Thus, component 53 is fed by the radial load towards second direction X2.It should be noted that in the present embodiment, second
Direction X2 is consistent with the rotation centerline L4 from pressing roller 545 towards the rotation centerline L3 of feed rolls 535 direction.On with
In making mechanism of the pressing roller 545 to the applying power F1 of feed rolls 535（Power imparting mechanism 57）See below.The rotation side of pressing roller 545
To opposite with the direction of rotation of feed rolls 535.In the present embodiment, pressing roller 545 is as driven roller, i.e. feed rolls 535
Driven voller plays function.When pressing roller 545 and feed rolls 535 are rotating in the state of clipping welding wire 891, by pressing roller
545 and feed rolls 535 have frictional force to the effect of welding wire 891, so as to being fed to welding wire 891.In the present embodiment, welding wire
891 by the right direction feeding to Fig. 3.In figure 3, the welding wire feeding path that is fed to welding wire 891 is represented with double dot dash line
P1 and welding wire 891.Welding wire feeding path P 1 is between feed rolls 535 and pressing roller 545 towards Fig. 3 right direction.
As shown in Figure 3, Figure 4, in the present embodiment, pressing roller 545 is discoid.Pressing roller 545 has roller side face
545a.Roller side face 545a is towards the footpath direction side of the axis of rotary shaft 543.Roller side face 545a and feed rolls 535 roller side face
535a is opposed.By making pressing roller 545 and feed rolls 535 are held on by welding wire 891 between roller side face 545a and feed rolls 535
In the state of rotate, so as to being fed to welding wire 891.
Reduction load member 55 shown in Fig. 3~Fig. 5 is the component for the radial load being subject to for reducing feeding component 53.
Reducing load member 55 has rotary body supporting member 551, rotary shaft 553 and reduces load rotary body 555.
Rotary body supporting member 551 is rotatably supported in supporting member 51.Rotary body supporting member 551 is around 559 turns of axle
It is dynamic.Rotary shaft 553 is to reduce the rotary shaft of load rotary body 555.X1 extends rotary shaft 553 in the first direction.Rotary shaft 553 is solid
Due to rotary body supporting member 551.
Load rotary body 555 is reduced to be rotatably supported in rotary shaft 553 and rotate around first direction X1.In this embodiment party
In formula, it is roller to reduce load rotary body 555.As shown in figure 5, reduce load rotary body 555 applies court relative to feeding component 53
To the third direction X3 opposite with second direction X2 power F2.Thus, the radial load that feeding component 53 is subject to is reduced.Need
It is bright, in the present embodiment, third direction X3 with from the rotation centerline L5 of load rotary body 555 is reduced towards feed rolls
535 rotation centerline L3 direction is consistent.In the present embodiment, load rotary body 555 and 535 direct phase of feed rolls are reduced
Connect.Also, load rotary body 555 is reduced relative to the direct applying power F2 of feed rolls 535.In addition, in pressing roller 545 and feed rolls
In the state of 535 clip welding wire 891, the power F1's towards second direction X2 that preferably pressing roller 545 applies to feed rolls 535 is big
Small and reduction load member 55（It is in the present embodiment reduction load rotary body 555）The direction that feed rolls 535 are applied
Three direction X3 power F2 size is mutually the same.Reduce the direction of rotation of load rotary body 555 and the direction of rotation of feed rolls 535
Conversely.In the present embodiment, the driven voller for reducing load rotary body 555 as driven roller, i.e. feed rolls 535 plays work(
Energy.It should be noted that in the present embodiment, as the reduction load rotary body 555 of roller diameter and pressing roller 545 it is straight
Footpath is identical.
In the present embodiment, it is discoid to reduce load rotary body 555.Reducing load rotary body 555 has rotary body
Side face 555a.Rotary body side face 555a is towards the footpath direction side of the axis of rotary shaft 553.Rotary body side face 555a and feed rolls
535 roller side face 535a is opposed.
Imparting mechanism 57 shown in Fig. 3, Fig. 4 is the mechanism for pressing pressing roller 545 to feed rolls 535.Power imparting mechanism
57 link roller supporting member 541 and rotary body supporting member 551.As shown in figure 4, power imparting mechanism 57 is configured at and avoids welding wire
Feed path P1 position.This is the feeding in order to prevent power imparting mechanism 57 from hindering welding wire 891.Power imparting mechanism 57 it is specific
Structure can be arbitrary structures, in the present embodiment to be as described below.
Power imparting mechanism 57 has handle 571, rod 572, spring 573, pin 575 and intermediate member 579.
Rod 572 links by pin 575 and rotary body supporting member 551.In Fig. 3, Fig. 4, rod 572 is from rotary body support
Part 551 extends along third direction X3.As clearly shown in Figure 4, rod 572 is configured at the position for avoiding welding wire feeding path P 1.That is,
As described above, power imparting mechanism 57 is configured at the position for avoiding welding wire feeding path P 1.Spring 573 is embedded in rod 572 and surrounds rod
572.Handle 571 is fixed on rod 572.By making handle 571 be rotated around the bearing of trend of rod 572, so as to which rod 572 is along rod 572
Bearing of trend somewhat retreated relative to handle 571.Thus, it can adjust the contraction situation of spring 573（I.e. spring 573 generates
Elastic force）.
As shown in figure 4, the state due to spring 573 to be remained to contraction in power imparting mechanism 57, therefore, spring 573
Lower section apply power downward relative to the front end 541a of roller supporting member 541 across intermediate member 579.Thus, two pairs of rollers
Supporting member 541 applies the power F3 of prescribed level towards second direction X2.On the other hand, the top of spring 573 is applied to handle 571
Add power upward.Thus, by being fixed on the rod 572 of handle 571 to rotary body supporting member 551 towards third direction X3
Apply the power F4 of the prescribed level.Power F4 and power F3 size are identical.That is, by the two pairs of rollers supporting member 541 of spring 573 and rotation
Swivel supporting member 551 applies the power of reversely with each other and mutually the same size.
Roller supporting member 541 can be rotatably supported at supporting member 51 centered on axle 549, therefore, when two pairs of rollers support
When part 541 is applied towards second direction X2 power F3, the pressing roller 545 of roller supporting member 541 is fixed on by feed rolls 535
Pressing.Thus, feed rolls 535 are applied with above-mentioned power F1.
On the other hand, rotary body supporting member 551 can be rotatably supported at supporting member 51 centered on axle 559, because
This, when applying to rotary body supporting member 551 towards third direction X3 power F4, is supported on rotary body supporting member 551
Load rotary body 555 is reduced to be pressed to feed rolls 535.Thus, feed rolls 535 are applied with above-mentioned power F2.Moreover, power F2 with
Power F1 size is mutually the same.
Different from present embodiment, power imparting mechanism 57 must not necessarily have spring 573 etc..For example, power imparting mechanism
57 can also only be from sandwiching in the state of roller supporting member 541 and rotary body supporting member 551 machine that is fixed up and down
Structure.
It is different from present embodiment, using a power imparting mechanism pressing roller 545 can also be made to press feed rolls 535,
Reduction load rotary body 555 is set to press feed rolls 535 using other power imparting mechanism.
It is preferred that power F1 and power F2 size are mutually the same, but can also be different from present embodiment, power F1 is big with power F2's
It is small different from each other.For example, it may be power F1 size is more than power F2 size, or can also be that power F2 is more than power F1.
As shown in Fig. 2 in the present embodiment, welding wire feed mechanism 23 is also equipped with two rollers 58.It is wound in wire reel 29
Welding wire 891 guided by each roller 58, and be directed between feed rolls 535 and pressing roller 545, enter from welding wire guide rail 25 to welding wire
Outside to device 2 is sent out.It should be noted that can also be different from present embodiment, welding wire feed mechanism 23 does not possess roller
58。
Welding torch 3 shown in Fig. 1 has pipe and nozzle etc..By inserting in pipe and nozzle, so that will be by wire feed unit 2
The welding wire 891 that feeding comes supplies to mother metal W sides.
Next, the action effect of explanation present embodiment.
In the present embodiment, welding wire feed mechanism 23, which possesses, reduces load member 55.Reduce load member 55 include around
The reduction load rotary body 555 of first direction X1 rotations.Reduce load rotary body 555 relative to feeding component 53 apply towards with
Third direction X3 opposite second direction X2 power.According to such structure, the radial direction that feeding component 53 is subject to can be reduced and carried
Lotus.When the radial load that feeding component 53 is subject to can be reduced, it can prevent from feeding the abrasion of the rotary shaft 533 of component 53.
In addition, when the radial load that feeding component 53 is subject to can be reduced, the motor of drive mechanism 52 can be reduced
521 power, the miniaturization of motor 521 can be sought.Thereby, it is possible to seek the miniaturization of welding wire feed mechanism 23.Work as energy
When enough seeking the miniaturization of welding wire feed mechanism 23, the miniaturization of wire feed unit 2 can be sought in the present embodiment.
In addition, in the case where welding wire feed mechanism 23 as in the present embodiment includes bearing 59, bearing can be prevented
59 abrasion.When that can reduce the radial load that feeding component 53 is subject to, can reduce makes required for feeding component 53 rotates
Drive mechanism 52 power.Thereby, it is possible to the miniaturization for the motor 521 for seeking drive mechanism 52.This contributes to welding wire to supply
Miniaturization to mechanism 23.
In the present embodiment, possesses the power imparting mechanism with roller supporting member 541 and the link of rotary body supporting member 551
57.The two pairs of rollers supporting member 541 of power imparting mechanism 57 applies the power F3 of prescribed level towards second direction X2, and rotary body is supported
Part 551 applies the power F4 of prescribed level towards third direction X3.According to such structure, applying side facing opposite to each other
During power F3 and power F4, it is not necessary to use two power imparting mechanisms.This contributes to the miniaturization of welding wire feed mechanism 23.
In the present embodiment, in the state of welding wire 891 is clipped, direction that pressing roller 545 applies to feed rolls 535
The power F2's towards third direction X3 that two direction X2 power F1 size and reduction load member 55 applies to feed rolls 535 is big
It is small mutually the same.According to such structure, the radial load that can be subject to feeding component 53 is almost 0.As a result, can
More effectively enjoy by the way that the radial load that is subject to of feeding component 53 can be reduced the above-mentioned advantage that obtains.
Hereinafter, another embodiment of welding wire feed mechanism is illustrated.It should be noted that in the following description, on
Structure same as described above or similar marks reference same as described above, suitably omits the description.
＜ second embodiments ＞
Illustrate second embodiment of the present invention using Fig. 7.
Fig. 7 is the front view of the welding wire feed mechanism of second embodiment of the present invention.
In the welding wire feed mechanism 23A shown in the figure, the diameter as the reduction load rotary body 555 of roller is less than pressing
Any one of the diameter of roller 545 and the diameter of feed rolls 535.According to such structure, in the work described in first embodiment
On the basis of effect, following action effect is realized.
In the present embodiment, it may be said that be the diameter of pressing roller 545 compared with reducing the diameter of load rotary body 555
It is bigger.Such structure contributes to increase the part of pressing roller 545 and the rubs mutually of welding wire 891 in the feeding of welding wire 891.
Thereby, it is possible to increase the frictional force from pressing roller 545 to welding wire 891, welding wire 891 can be more reliably conveyed.On the other hand, exist
In present embodiment, it may be said that be compared with pressing roller 545 and the diameter as the reduction load rotary body 555 of roller is smaller.
It is different from pressing roller 545 to reduce load rotary body 555, is not contacted with welding wire 891.Therefore, though reduce load rotary body 555 compared with
Small, the influence that the feeder belt to welding wire 891 comes is little.Thus, according to present embodiment, contribute in the feeding to welding wire 891
The miniaturization of welding wire feed mechanism 23 is sought on the premise of the influence less brought.
The embodiment ＞ of ＜ the 3rd
Illustrate third embodiment of the present invention using Fig. 8, Fig. 9.
Fig. 8 is the front view of the welding wire feed mechanism of third embodiment of the present invention.Fig. 9 is to schematically show the present invention
The feed rolls of the 3rd embodiment, pressing roller, the position relationship for reducing load rotary body and the reduction load rotary body of addition
Figure.
In the welding wire feed mechanism 23B shown in the figure, reduce load member 55 be also equipped with additional rotary shaft 557 and
On this point of additional reduction load rotary body 558, is different from welding wire feed mechanism 23A.Additional rotary shaft 557 and additional
It is roughly the same with above-mentioned rotary shaft 553 and reduction load rotary body 555 to reduce load rotary body 558.It is described below.
Additional reduction load rotary body 558 and reduction load rotary body 555 is located at phase each other relative to imaginary plane VP
Toss about.Imaginary plane VP is comprising the rotation centerline L3 of feed rolls 535 and parallel with first direction X1 and second direction X2
Plane.Moreover, in the present embodiment, the rotation centerline L52 of additional reduction load rotary body 558 and reduction load rotation
The rotation centerline L51 of body 555 is located at opposite side relative to imaginary plane VP.In fig. 8, additional reduction load rotary body
558 are located at imaginary plane VP left side, on the other hand reduce the right side that load rotary body 555 is located at imaginary plane VP.Therefore, chase after
The rotation centerline L52 of the reduction load rotary body 558 added is located at imaginary plane VP left side, on the other hand reduces load rotation
The rotation centerline L51 of body 555 is located at imaginary plane VP right side.
Additional reduction load rotary body 558 is rotatably supported in additional rotary shaft 557, is revolved around first direction X1
Turn.In the present embodiment, additional reduction load rotary body 558 is roller.As shown in figure 9, in the present embodiment, additional
Reduce the power F22 that load rotary body 558 applies the direction third direction X3 opposite with second direction X2 to feeding component 53.It is another
Aspect, reduce the power that load rotary body 555 applies the direction third direction X3 opposite with second direction X2 to feeding component 53
F21.Thus, the radial load that feeding component 53 is subject to is reduced.
It should be noted that power F21 and power F22 total power F2 equivalent to first embodiment.In present embodiment
In, additional reduction load rotary body 558 directly connects with feed rolls 535.Moreover, clamped in pressing roller 545 and feed rolls 535
In the state of welding wire 891, the preferred size and drop for the power F1 towards second direction X2 that pressing roller 545 applies to feed rolls 535
Low load component 55（Reduction load rotary body 558 to reduce load rotary body 555 and adding in the present embodiment）To entering
The power F2 towards third direction X3 applied to roller 535（Above-mentioned power F21 and power F22's makes a concerted effort）Size it is mutually the same.
In present embodiment, additional reduction load rotary body 558 plays function as driven roller, the i.e. driven voller of feed rolls 535.
In the present embodiment, in the same manner as second embodiment, load rotary body 555 and additional reduction load are reduced
The diameter of rotary body 558 is less than any diameter in the diameter of feed rolls 535 and the diameter of pressing roller 545.
According to such structure, on the basis of the action effect described in second embodiment, following effect is also acted as
Effect.
According to present embodiment, pressing roller 545, reduce load rotary body 555 and additional reduction load rotary body 558 this
Three parts are to the applying power of feed rolls 535.Therefore, it is possible to prevent from feeding the skew of the position of component 53.Thereby, it is possible to more effective
Enjoy by reducing the radial load that is subject to of feeding component 53 the above-mentioned advantage that obtains on ground.
It should be noted that it is different from present embodiment, reduce load rotary body 555 and additional reduction load rotary body
558 diameter can also be identical with the diameter of pressing roller 545.Or reduce load rotary body 555 and the rotation of additional reduction load
The diameter of swivel 558 can also be more than the diameter of pressing roller 545.In addition, reduce the diameter of load rotary body 555, the drop of addition
The diameter of low load rotary body 558 and the diameter of pressing roller 545 can also be different from each other.
The present invention is not limited to above-mentioned embodiment.The concrete structure of each several part of the present invention can be carried out freely respectively
Kind design alteration.
In the above-described embodiment, show that reducing load rotary body 555 and additional reduction load rotary body 558 is
The example of roller, but the present invention is not limited to this.For example, reduce load rotary body 555, additional reduction load rotary body 558
It can also be gear.
In the above description, showing reduces load rotary body 555 and additional reduction load rotary body 558 and feeding
The example that roller 535 directly connects, but the present invention is not limited to this.For example, it is also possible to reduce load rotary body 555, adding
Reduction load rotary body 558 directly connect with rotary shaft 533, reduce load rotary body 555, additional reduction load rotary body
558 pairs of 533 direct applying powers of rotary shaft.
In the above description, show that feed rolls 535 are the examples that driven roller, pressing roller 545 are driven voller, but this hair
It is bright to be not limited to this.For example, it is also possible to it is that driven roller, feed rolls 535 are driven vollers for pressing roller 545.
In the above description, show and enter the welding wire that welding wire feed mechanism 23 is applied to push welding wire 891
To the example of device 2, but the present invention is not limited to this.For example, it is also possible to welding wire feed mechanism 23 is applied to anchoring.
Furthermore, it is also possible to welding wire feed mechanism 23 is provided with welding torch.
Claims (12)
1. a kind of welding wire feed mechanism, it possesses：
Including the feeding component of the feed rolls rotated around first direction；
Including the pressing member of the pressing roller rotated around the first direction；
Including the reduction load member of the reduction load rotary body rotated around the first direction,
The feeding component includes the rotary shaft of the feed rolls along first direction extension,
The pressing roller in the state of it clips welding wire between the feed rolls to the feed rolls apply towards with it is described
The power of the vertical second direction of first direction,
The power for reducing load rotary body and applying the direction third direction opposite with the second direction to the feeding component,
The load member that reduces includes the reduction load rotary body of the addition around first direction rotation,
The reduction load rotary body and the reduction load rotary body of the addition are located at opposite side each other relative to imaginary plane,
The imaginary plane includes the rotation centerline of the feed rolls, and is put down with the first direction and the second direction
OK.
2. welding wire feed mechanism according to claim 1, wherein,
The reduction load rotary body directly connects with the feed rolls.
3. welding wire feed mechanism according to claim 1, wherein,
The pressing member includes the roller supporting member for supporting the pressing roller,
The load member that reduces includes supporting the rotary body supporting member for reducing load rotary body,
The welding wire feed mechanism is also equipped with the power imparting mechanism with the roller supporting member and rotary body supporting member link,
The power imparting mechanism applies the power of prescribed level to the roller supporting member towards the second direction, and to the rotation
Turn the power that supporting member applies the prescribed level towards the third direction.
4. welding wire feed mechanism according to claim 3, wherein,
The power imparting mechanism is configured at the position for avoiding the welding wire feeding path for feeding the welding wire.
5. according to welding wire feed mechanism according to any one of claims 1 to 4, wherein,
In the state of the welding wire is clipped, the power for the direction second direction that the pressing roller applies to the feed rolls and
The power for reducing the direction third direction that load member applies to the feed rolls, the two size are mutually the same.
6. according to welding wire feed mechanism according to any one of claims 1 to 4, wherein,
It is described to reduce the roller that load rotary body is the diameter that diameter is less than the pressing roller.
7. according to welding wire feed mechanism according to any one of claims 1 to 4, wherein,
The welding wire feed mechanism is also equipped with supporting the feeding component, the pressing member and the supporting for reducing load member
Component.
8. according to welding wire feed mechanism according to any one of claims 1 to 4, wherein,
The welding wire feed mechanism is also equipped with the drive mechanism for making the feed rolls rotation.
9. welding wire feed mechanism according to claim 8, wherein,
The drive mechanism includes motor, and the motor directly links with the rotary shaft.
10. welding wire feed mechanism according to claim 8, wherein,
The drive mechanism includes motor and reduces the decelerator of the rotary speed of the motor, the decelerator with it is described
Rotary shaft directly links.
11. a kind of wire feed unit, wherein,
The wire feed unit possesses：
Welding wire feed mechanism according to any one of claims 1 to 10；And
Installation is wound with the welding wire dish axle of the wire reel of welding wire.
12. a kind of Arc System, wherein,
The Arc System possesses：
Welding wire feed mechanism according to any one of claims 1 to 10；And
The robot of electric arc processing is carried out using the welding wire supplied by the welding wire feed mechanism.
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP2013034684A JP6087166B2 (en) | 2013-02-25 | 2013-02-25 | Wire supply mechanism, wire feeding device, and arc system |
| JP2013-034684 | 2013-02-25 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN104002022A CN104002022A (en) | 2014-08-27 |
| CN104002022B true CN104002022B (en) | 2017-12-12 |
Family
ID=51363086
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201410060039.2A Expired - Fee Related CN104002022B (en) | 2013-02-25 | 2014-02-21 | Welding wire feed mechanism, wire feed unit and Arc System |
Country Status (2)
| Country | Link |
|---|---|
| JP (1) | JP6087166B2 (en) |
| CN (1) | CN104002022B (en) |
Families Citing this family (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE102017113887B4 (en) * | 2017-06-22 | 2019-01-31 | Carl Cloos Schweißtechnik Gesellschaft mit beschränkter Haftung | Wire conveying device and clamping device |
| CN108620775B (en) * | 2018-04-27 | 2020-11-20 | 聊城扬帆田一机械有限公司 | Intelligent welding robot arm |
| KR102176103B1 (en) * | 2019-09-18 | 2020-11-10 | 씨에스윈드(주) | Wire feeder for submerged arc welding |
Family Cites Families (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS58189096U (en) * | 1982-06-11 | 1983-12-15 | 赤木 郷八郎 | Anti-corrosion suspension system for welding wire |
| US20050006425A1 (en) * | 2003-07-09 | 2005-01-13 | Lincoln Global, Inc., A Delaware Corporation | Wear resistant drive roller for wire feeding mechanism |
| JP5001537B2 (en) * | 2005-07-29 | 2012-08-15 | 株式会社ダイヘン | Wire feeder |
| US8569653B2 (en) * | 2009-11-02 | 2013-10-29 | Lincoln Global, Inc. | Drive roll assembly for wire feeder |
| US20110114613A1 (en) * | 2009-11-17 | 2011-05-19 | Illinois Tool Works Inc. | Compact welding wire feeder |
| JP2011110590A (en) * | 2009-11-27 | 2011-06-09 | Fumio Sawa | Welding wire feeder |
| US9162313B2 (en) * | 2010-12-23 | 2015-10-20 | Lincoln Global, Inc. | Wire feeder wire drive design |
-
2013
- 2013-02-25 JP JP2013034684A patent/JP6087166B2/en not_active Expired - Fee Related
-
2014
- 2014-02-21 CN CN201410060039.2A patent/CN104002022B/en not_active Expired - Fee Related
Also Published As
| Publication number | Publication date |
|---|---|
| JP2014161877A (en) | 2014-09-08 |
| CN104002022A (en) | 2014-08-27 |
| JP6087166B2 (en) | 2017-03-01 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN104002022B (en) | Welding wire feed mechanism, wire feed unit and Arc System | |
| CN106794586B (en) | For cutting the method and machine of the roundwood being made of the web material wound | |
| CN103891070B (en) | Wire straightening apparatus | |
| JP2016518257A (en) | Hot coil spring manufacturing equipment | |
| CN101663111B (en) | Wire rod correcting apparatus and solar cell assembling apparatus | |
| CN107107243B (en) | Welding wire feeding mechanism | |
| CA2668706A1 (en) | Coil spring forming apparatus and coil spring formed thereby | |
| PT1499529E (en) | A wrapping device with a circular track structure, and a film feeding device | |
| JP2013193875A (en) | Winding device and winding method | |
| JP2015116661A (en) | Robot arm and robot included therewith | |
| CN107458810A (en) | A kind of conveyer belt forces deviation correcting device | |
| JP2008131723A (en) | Protection device insertion machine | |
| CN106276354B (en) | A kind of embedded coiling device | |
| JP2008212957A (en) | Bending device | |
| TW200842096A (en) | Transport device for folder-gluer | |
| CN206200412U (en) | One kind welding wire feeder | |
| US9682417B2 (en) | Bending device and spring manufacturing machine | |
| US3883061A (en) | Wire-feed apparatus | |
| CN107531420B (en) | Attachment device, conveying load-bearing part and conveying device | |
| CN101422801A (en) | Sheet material feeding apparatus | |
| CN207580989U (en) | The roll paper strainer of laminating machine | |
| CN205242039U (en) | Sewing machine | |
| CN108543893B (en) | Net rolling mechanism and welding robot with same | |
| CN207329902U (en) | A kind of more specification adhesive sticker dynamics unreel deviation correction mechanism | |
| CN206477128U (en) | A kind of computerized emboridering machine mechanical arm |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C06 | Publication | ||
| PB01 | Publication | ||
| C10 | Entry into substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20171212 |