CN105705297B - Tractor unit and self centering mechanism with positive lock handle - Google Patents
Tractor unit and self centering mechanism with positive lock handle Download PDFInfo
- Publication number
- CN105705297B CN105705297B CN201480061440.6A CN201480061440A CN105705297B CN 105705297 B CN105705297 B CN 105705297B CN 201480061440 A CN201480061440 A CN 201480061440A CN 105705297 B CN105705297 B CN 105705297B
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- China
- Prior art keywords
- tractor unit
- pin
- cam handle
- track
- guide rail
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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
- B23K37/00—Auxiliary devices or processes, not specially adapted to a procedure covered by only one of the preceding main groups
- B23K37/02—Carriages for supporting the welding or cutting element
- B23K37/0211—Carriages for supporting the welding or cutting element travelling on a guide member, e.g. rail, track
- B23K37/0217—Carriages for supporting the welding or cutting element travelling on a guide member, e.g. rail, track the guide member being fixed to the workpiece
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23K—SOLDERING OR UNSOLDERING; WELDING; CLADDING OR PLATING BY SOLDERING OR WELDING; CUTTING BY APPLYING HEAT LOCALLY, e.g. FLAME CUTTING; WORKING BY LASER BEAM
- B23K37/00—Auxiliary devices or processes, not specially adapted to a procedure covered by only one of the preceding main groups
- B23K37/02—Carriages for supporting the welding or cutting element
- B23K37/0276—Carriages for supporting the welding or cutting element for working on or in tubes
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23K—SOLDERING OR UNSOLDERING; WELDING; CLADDING OR PLATING BY SOLDERING OR WELDING; CUTTING BY APPLYING HEAT LOCALLY, e.g. FLAME CUTTING; WORKING BY LASER BEAM
- B23K37/00—Auxiliary devices or processes, not specially adapted to a procedure covered by only one of the preceding main groups
- B23K37/02—Carriages for supporting the welding or cutting element
- B23K37/0282—Carriages forming part of a welding unit
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23K—SOLDERING OR UNSOLDERING; WELDING; CLADDING OR PLATING BY SOLDERING OR WELDING; CUTTING BY APPLYING HEAT LOCALLY, e.g. FLAME CUTTING; WORKING BY LASER BEAM
- B23K37/00—Auxiliary devices or processes, not specially adapted to a procedure covered by only one of the preceding main groups
- B23K37/02—Carriages for supporting the welding or cutting element
- B23K37/0294—Transport carriages or vehicles
-
- 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
- B23K9/02—Seam welding; Backing means; Inserts
- B23K9/028—Seam welding; Backing means; Inserts for curved planar seams
- B23K9/0282—Seam welding; Backing means; Inserts for curved planar seams for welding tube sections
- B23K9/0286—Seam welding; Backing means; Inserts for curved planar seams for welding tube sections with an electrode moving around the fixed tube during the welding operation
-
- 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
- B23K9/095—Monitoring or automatic control of welding parameters
- B23K9/0956—Monitoring or automatic control of welding parameters using sensing means, e.g. optical
-
- 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
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23K—SOLDERING OR UNSOLDERING; WELDING; CLADDING OR PLATING BY SOLDERING OR WELDING; CUTTING BY APPLYING HEAT LOCALLY, e.g. FLAME CUTTING; WORKING BY LASER BEAM
- B23K2101/00—Articles made by soldering, welding or cutting
- B23K2101/04—Tubular or hollow articles
- B23K2101/06—Tubes
Landscapes
- Engineering & Computer Science (AREA)
- Physics & Mathematics (AREA)
- Mechanical Engineering (AREA)
- Optics & Photonics (AREA)
- Plasma & Fusion (AREA)
- Agricultural Machines (AREA)
Abstract
It is described herein that present invention relates in general to locking mechanism, the locking mechanism is used to that the control stick (110,120) so that tractor unit (100) is installed into guide rail and engages the drive gear of tractor unit (100) with the track gear of guide rail can be manipulated.In order to install tractor unit (100) and/or mesh driving gear, control stick (110,120) can be locked in closing position by locking mechanism (200,202).The closing position is related to the state of the control stick (110,120) when tractor unit (100) is installed on guide rail or when drive gear is engaged with track gear.The control stick (110,120) can be respectively mounted/be released installation or engagement/releasing engagement by easy manipulation.
Description
The cross reference of related application and quoting is incorporated to
This U.S. Patent application require on November 12nd, 2013 submit U.S. Provisional Patent Application No. 61/903,016,
The U.S. that the U.S. Design Patent Application number 29/472,389 and on November 22nd, 2013 that on November 12nd, 2013 submits are submitted
The rights and interests of Provisional Patent Application No. 61/907,630.The complete content of above-mentioned application is incorporated herein by reference.
Technical field
In general, the present invention relates to a kind of track welding system or a kind of rail-free welding system.More specifically,
The present invention relates to for tractor unit to be fixedly installed on guide rail and tractor driver is engaged into track gear
Positive lock handle, and/or the self centering mechanism for being fixed to tractor unit on guide rail.
Background of invention
Welding system occupy the core of modern industrial age.From the operation of large-scale automobile assembling to automated manufacturing ring
Border, these systems help to be attached in the manufacturing operation become increasingly complex.Heated filament soldering welding wire or electrode, the weldering
Silk or electrode are heated (such as, by electric current) and (such as, plasma arc, tungsten electrode inert gas (TIG) are welded by main heat source
Connect, Metallic Inert Gas (MIG) welding, medicine core and other) create molten bath receive.Heated filament welding procedure includes resistance heating extremely
Or close to the fusing point of such welding wire.In heated filament welding procedure, it is to avoid form electric arc, because arcing condition destruction or excessive heat
Molten bath.Be heated adjacent or proximate to welding wire fusing point without produce arc event welding wire received by molten bath, and seldom or
Molten bath will not be destroyed.Electric arc is formed in order to prevent, the welding parameter related to workpiece can be detected.The welding parameter can be indicated
The condition of electric arc, under this condition heated filament welding procedure can be adjusted.
In addition, welding can be answered comprising lifting, cladding, accumulation, filling, stiffened face, covering, connection and other welding
With.When running into the workpiece for having curved surface, track welding technique can be used to be welded with rotary horn to curved surface.
The example of most common use track welding is pipeline welding.Pipeline welding can include thin-walled application, and wherein soldering tip is around just
Another surface rotation of the end for the two pieces workpiece being joined together；Alternately, pipeline welding can include deep trouth geometry
Shape, wherein welding electrode are extended in the groove formed between just connected two pieces workpiece, to lay welding material in succession
Bead fills the groove, so as to connect posted sides pipeline.Track welding system can include plumb joint, and the plumb joint, which is installed in, leads
On rail or on the fixture that can clamp, or otherwise it is supported on workpiece and is rotated to supply welding.Track is welded
The welding region for being usually directed to limited visibility is connect, with leading camera and/or trailing camera.
Accordingly for conventional rails welding system or other rail guidance formula welding systems, welding quality may be by
Tractor unit is installed to the influence of the mode on guide rail, because how smoothly mounting means may influence tractor unit edge
Guide rail is advanced.For example, the tractor unit not being properly attached on orbit ring may be bent when being moved around orbit ring.
Flexure may cause the tungsten electrode movement for the plumb joint being attached in tractor unit, for example, tractor unit is at " 12 o'clock "
The tungsten electrode may slope inwardly during position, and the tungsten electrode may be outward-dipping at " 6 o'clock " position.This is in tractor
Unit is not consolidated may occur when being installed on track, so as to cause based on " the crab row " for shaking or jolting.In addition, fitting machine
Structure may be frangible and is easily damaged, for example, because excessively fastening may cause adhesion or damage tractor unit part.
In addition, the track gear of the traveling drive gear and guide rail in tractor unit is not correctly aligned and may also caused
Welding quality goes wrong and welding process delay.If for example, because the fragment on (such as) track gear causes welding
Gear on the centre-of gravity shift of head, traveling drive gear and track gear may be blocked, if especially the system is without just
Really alignment.In order to reduce with advance drive gear and associated track gear misalignment the problem of, the row of traditional tractor unit
Entering speed may need to be set to low speed.
Further, the traveling drive gear in tractor unit and engaging for the track gear of guide rail are usual by cam
Bar or other such quick release mechanisms are realized.If cam lever failure or release, traction when tractor unit works
Car unit can become to move freely on guide rail.Therefore, tractor unit may rapidly move to the minimum position of gravitional force,
Cause poor welding quality and be likely to result in injury.For example, what guide rail can be vertically oriented, so that tractor list
Member drives up.In track drive gear surprisingly releases the event of engagement, the tractor unit will along guide rail freely to
Lower slider.
Summary of the invention
In order to allow the tractor unit safety of welding system and run exactly, the present invention proposes a kind of tractor list
Member.Preferred embodiment is described below.There is provided a kind of traction for welding system according to one embodiment of present invention
Car unit.The tractor unit can include the drive gear for being configured for engaging the track gear on guide rail.It is a kind of from
Clutch mechanism is provided for that drive gear optionally is engaged into guide rail.The clutch can be in first position including one
The clutch operating lever manipulated between the second place；The first position and the second place correspond respectively to drive gear and are engaged to
The first state and drive gear of track gear release the second state engaged with track gear.The tractor unit can be entered
One step includes one or more tourelles for being configured to the free movement on one or more track of guide rail, and a kind of
For one or more tourelles optionally to be clamped into the installing mechanism on one or more track.The fitting machine
Structure includes a steerable clamp lever between the first position and the second position；The first position and second place difference
The first state and one or more tourelles being clamped corresponding to one or more tourelles are released from clamping
The second state.In addition, the tractor unit include it is a kind of be connected in clutch operating lever or clamp lever at least one
The locking mechanism of person.The locking mechanism by least one of clutch operating lever or clamp lever be fixed on its respective
One position, prevents from being manipulated to its respective second state.
There is provided a kind of tractor unit according to another embodiment of the invention.The tractor unit can include by with
Be set to the track gear for being engaged on guide rail drive gear, for optionally by drive gear be engaged to guide rail from
Clutch mechanism and for tractor unit optionally to be clamped into the installing mechanism on one or more track of guide rail.This
Outside, the tractor unit can include being connected at least one of clutch mechanism or installing mechanism and in first position and
Steerable cam handle between the second place.The first position is a closing position, and drive gear is engaged to track by it
Tractor unit is clamped on one or more track of guide rail by gear.The second place is a release position, and it will
Drive gear releases engagement or releases tractor unit and clamps.Cam handle can include being configured to around an axle rotation
Cam portion, the control stick that is radially extended from cam portion and extend transverse to control stick and be configured in conversion
To the leg portion for preventing during first position cam handle from rotating.
The present invention these and other purposes with reference to the accompanying drawings, describe in detail and appended claims check when will
Clearly.
Brief Description Of Drawings
The arrangement of some parts and part of the present invention can take entity form, and a preferred embodiment will be in specification
Middle detailed description and the displaying in the accompanying drawing for forming a specification part, and wherein：
Fig. 1 illustrates the tractor being configured to by being installed to positioned at the installing mechanism of closed and locked position on guide rail
The perspective view of unit；
Perspective view when the tractor unit control stick that Fig. 2 illustrates in Fig. 1 unlocks；
The tractor unit control stick that Fig. 3 is illustrated in Fig. 2 is located at perspective view during release position；
Fig. 4 illustrate according to Fig. 1 of other side include a stop pin tacked tractor unit it is saturating
View；
Fig. 5 illustrates the tractor being configured to by being installed to positioned at the installing mechanism of closed and locked position on guide rail
The perspective view of unit；
Perspective view when the tractor unit stop pin that Fig. 6 illustrates in Fig. 5 is removed；
The tractor unit control stick that Fig. 7 is illustrated in Fig. 5 is located at perspective view during release position；
The control stick that Fig. 8 is illustrated in Fig. 5 is located at partial cross sectional view during closed and locked position；
Fig. 9 is illustrated according to the track gear for being configured to mount to guide rail and being engaged to guide rail of other side
Tractor unit perspective view；
Figure 10 and 11 is illustrated with the tractor unit for being used to quickly engaging and/or releasing the control stick engaged with guide rail
Perspective view；
Figure 12, which is illustrated, can manipulate for the tractor unit in Fig. 6 and 7 to be engaged into guide rail and prevented and guide rail mistake
Spend the perspective view of the clamp lever of fastening；
Figure 13 illustrates the side view of the clamp lever in Figure 12；
Figure 14 illustrate according to alternative aspect have quickly tractor unit can be alignd and be installed to guide rail oneself
The perspective view of the clamp lever of centering mechanism；
Figure 15 illustrates the partial cross sectional side elevation view of the clamp lever in Figure 14；
Figure 16 illustrates a kind of partial cross sectional side elevation view for substituting clamp lever according to one or more aspects；
Figure 17 illustrates a kind of partial cross sectional side elevation view for substituting clamp lever according to one or more additional aspects；
Figure 18 and 19 is illustrated when being forced to lock according to one or more alternate embodiment control sticks in Figure 10 and 11
The perspective view of tractor unit；
Figure 20 is the upward view when bolt-lock mounting assembly of the tractor unit in Fig. 1 is located at closing position；
Figure 21 is perspective view when bolt-lock mounting assembly is located at closing position；
Figure 22 is top plan view when bolt-lock mounting assembly is located at closing position；And
Figure 23 is top plan view when bolt-lock mounting assembly is located at release position.
Detailed description of the invention
The example embodiment of the present invention relate generally to be manipulated to by tractor unit be installed to guide rail and
The drive gear of tractor unit is engaged to the locking mechanism of the control stick of the track gear of guide rail.As utilized here,
The tractor unit can be used for welding system, especially track welding system, wherein the plumb joint quilt supported by tractor unit
It is connected on a track and advances to be welded along the track.In specific example, for install tractor unit and/
Or can be locked in closing position for the control stick of mesh driving gear.As described herein, the closing position is related to traction
The state of control stick when car unit is installed to when on guide rail or drive gear is engaged with track gear.The control stick can be with
It is designed to facilitate operation and is engaged with being respectively mounted/releasing installation or engagement/releasing.Correspondingly, locking machine disclosed herein
Structure can prevent control stick to be opened accidentally during operation.
Other exemplary embodiments are related to a kind of self centering mechanism and are used to tractor unit being installed to guide rail.Definitely
Say that the mounting assembly of tractor unit is configured to engage and/or release engagement with guide rail by the operation of handle in ground.At one
In example, the handle can be a cam lever, engage tractor unit when cam lever operation is so as in closing position
Onto guide rail, and so as to the releasing guide rail at release position.The handle is configured to prevent mounting assembly to the excessive of guide rail
Fastening is excessively tensed.In addition, the handle includes adjustable member so that the handle can be closed into scheduled volume correctly to install
Onto guide rail.
Embodiments of the invention are related to method and system, and this method and system are related to electric arc electricity of the adjustment for weld job
The height of the welding torch of stream or execution weld job.Specifically, parameter can be inputted and updated based on (such as) user, and
Arc current or torch height can be calibrated to perform weld job.Exactly, when parameter is being adjusted or is being converted into
When inputting the setting received by user, torch height and/or arc current level remain unchanged, and are realized until for the parameter
The setting.Once the parameter is under the setting, implements the second arc current level or the second torch height and made with performing welding
Industry.By maintaining levels of current and height until converting, recalibrate allow weld job be located in required tolerance and
Multiple parameters need not be manually adjusted.
" welding " or " welding " used herein, includes any other form of these terms, refers to by electric arc
(include but is not limited to submerged arc, GTAW, GMAW, MAG, MIG, TIG weld, or with welding system, track welding system or non-rail
Any electric arc that road welding system is used together) operation carry out melted material deposition.
Exemplary embodiment is described referring now to accompanying drawing.Example and accompanying drawing are only used for displaying, are not meant to limit
The system present invention, this is weighed by the scope and spirit of claims.Similar reference number refers to similar element in the whole text.
Fig. 1 illustrates one kind and is used one or more tourelles (such as wheel and/or roller) with moveable side
Formula is installed to the tractor unit 100 on guide rail (not shown).According to one embodiment, the tractor unit 100 can be used for
Track welding application, thus the tractor unit 100 on guide rail around being welded to workpiece together or pipeline is advanced.Accordingly
Ground, tractor unit 100 can be operated to support welding torch (such as tungsten electrode inert gas (TIG), Metallic Inert Gas
(MIG) or gas tungsten electrode arc welding (GTAW) welding torch), may be connected to the source of welding current, controller and/or provided for operator
The pendency controller of control.
A kind of example track that can install tractor unit 100 can include two tracks with rounded outer surface
(i.e. tubular track).This two tracks positioneds, for track welding application, can be shaped to ring-shaped guide rail in the outside of guide rail
And it is installed on round piece (such as pipeline).However, the track is not limited to annular solid, and it should be understood that should
Track can be semicircular track, straight line or linear track or bending or other non-liner tracks.Moreover, the tractor unit
100 are not limited to be installed on the outside (i.e. convex) of guide rail, and can be installed on spill guide rail or while have convex and spill
Partial variable guide rail.
As described above, example track includes tubular track, and the geometry with cavetto is tractor unit 100
Installation component and the track of guide rail multiple contact points are provided.According to an example, the installation component can include roller or car
Take turns (connecting in multiple contact points (or a contact line) with tubular track).Exactly, two multiconductor rollers can by with
To into rail contact and along curved in tracks surface scrolls.For example, multiple multiconductor rollers may be connected to a pivot
Axle block, and can be when being rolled along track around the rotation of respective roller rotary shaft.
As illustrated in FIG. 1, the tractor unit 100 includes clutch operating lever 110 and clamp lever 120.Should be from
Clutch control stick 110 is configured to controlled clutch mechanism or drive gear engaging mechanism, in addition to other business so that be easy to
The drive gear of tractor unit 100 is engaged and released engagement with the track gear of guide rail.The clamp lever 120 is manipulated and led
Draw the installing mechanism of car unit 100, so as to be exactly wheel or the rolling of tractor unit 100 by tractor unit 100
Wheel, is clamped on guide rail and releases clamping.
A variety of clutch mechanisms can be disclosed according to theme and used, and its condition is that such clutch mechanism can be by this
Clutch operating lever 110 (can be cam handle) is manipulated.According to exemplary clutch mechanism, when the clutch operating lever 110
When rotating to first position (also referred to as closing position) as illustrated in FIG. 1, the drive gear and rail of tractor unit 100
Road gear engagement.When the clutch operating lever 110 rotates to the second place (and also referred to as release position) as illustrated in FIG. 3
When, drive gear is released with track gear and engaged.A connecting elements is provided in one embodiment, and its one end is connected to
Drive gear, the other end is pivotally attached to clutch arm, passes through controlled clutch control stick 110, the clutch
Device arm can be moved between the first position and the second position.First in the first position corresponding to clutch operating lever 110
During position, the clutch arm pivots connecting elements, so that drive gear is engaged with track gear.Corresponding to clutch
During the second place of the second place of control stick 110, the clutch arm pivots connecting elements, so that drive gear and rail
Road gear releases engagement.However, the clutch operating lever 110, which is not limited by said mechanism, is coupled to drive gear, and
Including other link mechanisms are contemplated：When the clutch operating lever 110 is changed between the first position and the second position, this
A little link mechanisms can make drive gear engage and release engagement.
Similar with clutch mechanism, a variety of installing mechanisms can be used according to aspect described herein, and its condition is such
Installing mechanism can be manipulated by clamp lever 120 (can also be cam handle).A kind of exemplary installing mechanism is with reference to figure
20-23 is described.As shown in the upward view of the tractor unit 100 in Figure 20, tractor unit 100 includes a rail
Road clamp assembly 1610, the railway clamping component figure 20 illustrates and positioned at clamp position or first position.
As illustrated in FIG. 20, the tractor unit 100 has a fixed block 1612 and one operatively connects
It is connected to wheel/roller group A movable panel 1614.The tractor unit 100 can use one or more roller devices (for example
Wheel and/or roller) it is installed in a movable manner on guide rail.Guide rail clamp assembly 1610 can be operatively
It is connected to the clamp system 1610 of movable panel 1614.In order to install or release installation by tractor unit 100, the clamp system
1610 move between open and closed position, therefore cause wheel/roller group A to retract, i.e., engage the tubular track of guide rail
Or release engagement.As a part for exemplary installing mechanism, in certain embodiments, the tractor unit 100 can be used
Single pinching action (i.e. by adjusting clamp system 1610 with mobile wheel/roller group A) is clamped or released and clamps.
With reference to Figure 21-23, the fixed block 1612 is fixed to tractor unit 100, and the movable panel 1614 can be with
Moved relative to fixed block 1612.The movable panel 1614 passes through thread spindle 1616 and one or more pressure movable panels
1614 cam springs 1618 for leaving fixed block 1612 are connected to fixed block 1612.Terminology used herein " spring " will include appointing
What can apply the component of bias force, including but not limited to Hookean spring, helical spring, pneumatic or hydraulic cylinder, inflatable bladder, bullet
Property structure or material and the like.Therefore, shown in accompanying drawing and specific embodiment described herein should not be recognized
For be limitation.Likewise, the reference to " spring " power or " spring " constant will be understood to comprise by specific biasing assembly, structure
Bias force (can be constant or parameter) and offset constant that part or structure are provided (when being constant).
Axle 1616 includes being threaded into the first end of fixed block 1612 and extending through movable panel 1614 and make
The second end that wheel shaft 1620 is extended there through.Cam handle (clamp lever 120) is attached to wheel shaft 1620, and can be
First, moved between release position (Figure 23) and second, closing position (Figure 21,22).As shown in Figure 22,23, cam handle
120 rotate about 180 ° between open and closed position around wheel shaft 1620 it should be appreciated that other anglecs of rotation
Including contemplated.
When cam handle 120 is located at release position (Figure 23), when cam spring 1618 forces movable panel 1614 to be left
During fixed block 1612, cam portion allows the movable panel 1614 in place further away from the fixed block 1612.In this position, car
The distance between wheel/roller group A, B (referring to accompanying drawing 20) maximize, and tractor unit 100 may be connected to guide rail or
Release and connect from guide rail.When cam handle 120 is moved to closing position (Figure 22), cam portion force movable panel 1614 to
Fixed block 1612 is moved.This cause the distance between wheel/roller group A, B reduce so that compress cam spring 1618 and because
Tractor unit 100 is clamped to guide rail by this.
Additional excessive fastening spring 1622 may be provided between cam handle 120 and movable panel 1614, if
The movable panel 1614 and fixed block 1612 are concordantly before cam portion reaches closing position or if roller has been contacted
To track, the additional excessive fastening spring prevents cam portion from reaching minimum point and allows the closure completely of cam handle 120.
Relative to the spring force of cam spring 1618, the excessive fastening spring 1622 typically has very high spring force, so makes
The cam spring 1618 is obtained to be compressed prior to the excessive fastening spring 1622.The excessive fastening spring 1622 will be provided with enough
Rigidity, so that cam handle 120 be located at closing position when tractor unit 100 still firmly catch track.This is excessive
Fastening spring 1622 can be used for allowing tractor unit 100 to be attached on the guide rail of some changes of track width.At this
In the case of kind, the tractor unit 100 is located at most narrow track width, and cam handle 120 is closure.With track
Broaden, excessive fastening spring 1622 will compress, to compensate the difference of track width.
Linear bearing assemblies (being made up of an axle and a linear bearing) 1624 can also be provided at fixed block 1612
Between movable panel 1614, to guide linear movement simultaneously during the movable panel 1614 is relative to the fixed plate 1612 movement
And reduction frictional force and abrasion.By adjusting the position of thread spindle 1616 and wheel shaft 1620 relative to fixed block 1612, it can adjust
The distance between the whole fixed block 1612 and the movable plate 1614.In first adjustable embodiment, the thread spindle 1616
Can be with being threaded into the movable panel 1614, and with the adjustable depth of thread.In order to be located at closure when cam handle 120
Increase the distance between fixed block 1612 and movable panel 1614 during position, the axle 1616 can be with being threaded into fixed plate 1612
Or be taken out.By the turn axle, the distance between wheel shaft 1620 and fixed block 1612 can be increased or decreased, to adjust car
Wheel/the distance of roller A, B in closing position.
By more than pair exemplary clutch that can be respectively manipulated by clutch operating lever 110 and clamping lever 120 and
The description of installing mechanism, it should be appreciated that quickly and easily install and gear engagement is possible.However, by tractor
During 100 weld jobs assisted, it is an important safety grounds that control stick is fixed on into closing position.As Figure 1-3
Go out, depict exemplary positive lock mechanism, clutch operating lever 110 is fixed on into closing position, and prevent driving
Gear releases engagement in the case of no release locking mechanism.Although only clutch operating lever 110 is illustrated with forcing to lock
Determining mechanism is associated, it should be appreciated that clamp lever 120 can also be matched with similar lock.Really, this is specifically contemplated
Inside, to prevent tractor unit 100 is overall unexpected to be kept completely separate with guide rail.For example, Fig. 5-8, as described below, according to one
Exemplary embodiment illustrates the positive lock of clamp lever 120.
In one exemplary embodiment, the locking mechanism shown in Fig. 1-3 includes locking plate 112, and it is configured to connect
Receive stop pin 114 and guide the stop pin 114 to be arrived across clutch operating lever 110 (in closing position) and be located at clutch control
In the opposite side of bar 110, the perforate 118 relative with the locking plate 112.Go out as shown in Figures 2 and 3, the stop pin 114 can be band
There is the quick release of a ball detent 116.The ball detent 116 is engaged with the inner surface of around opening 118, and
Without release, unless extracted the lock pin out by loop section 122.When lock pin 114 is located at the position shown in Fig. 1, the lock
The effect of pin 114 is to prevent clutch operating lever 110 from opening.In order to which clutch operating lever 110 is released into engagement or opened, the pin
114 are first removed, to allow clutch operating lever 110 freely to be discharged to release position as illustrated in FIG. 3.For anti-shotpin
114 are misplaced position or loss, and the pin 114 can be tethered to side tension cords 124 and is bolt-fastened on the shell of tractor unit 100
Side tension cords piece 126 on, for example, as shown in Figure 4.
It should be understood that pin 114 is not limited to quick-release latch as shown in Figure 1, and can be as in Fig. 5-8
The ball lock pin (for example, being also generally referred to as button quick-release latch) of pin 200, pin, U with the ratchet in place that is fixed
Type clamp pin, split pin or the substantially any other kinds of pin that can be retained securely on position.Further, should
What is understood is that the pin 114 needs not extend across the hole on locking plate 112 and the aperture 118 of tractor unit 100.Example
Such as, the pin 114 can only engage the top for being suspended in clutch operating lever 110 in the lump of locking plate 112 or perforate 118.Moreover, should
Clutch operating lever 110 can be configured to receive pin 114 that clutch operating lever 110 is fixed on into closing position including one
Through hole.The through hole can pass through the side (that is, along the bearing of trend of the pin 114 shown in Fig. 1) of the clutch operating lever 110
Or through top, so that the pin 114 is located in the shell of the tractor unit 100 under clutch operating lever 110
In hole receive.
For example, going to Fig. 5-8, illustrating one includes being connected to the example of the positive lock device of clamp lever 120
Property embodiment.As shown in Figure 5, clamp lever 120 is limited in closure or the position of engagement (i.e. the by the pin 200 being illustrated
One position), this corresponds to the state that tractor unit 100 is clamped or is installed on track.The pin 200 can be ball lock pin,
Also referred to as button quick-release latch.As shown in Figure 6, pin 200 includes a button 202 and a ball detent 204,
By pressing button 202, the ball detent can be withdrawn into the axle of pin 200.Fig. 6 further illustrates one kind and extended through
Cross the clamp lever perforate 206 of the handle portion of clamp lever 120.The clamp lever perforate 206 is configured to receive
Pin 200 for locking.Fig. 7 illustrates the clamp lever 120 (i.e. the second place) positioned at the open or non-position of engagement, and this is right
The state for clamping or releasing and install should be released from track in tractor unit 100.As shown, second quilt of perforate 208
There is provided in the shell of tractor unit 100.The effect of second perforate 208 is to receive to be inserted through clamp lever
The pin 200 of 120 clamp lever perforate 206.In order to insert pin 200, button 202 is pushed to retract ball detent 204.
Once retracting, pin 200 can be inserted through clamp lever perforate 206 and second perforate 208.After fully-inserted, this is pressed
Button is released so that ball detent 204 is prominent from the axle of pin 200, with the surface being engaged to inside second perforate, so that
Anti- shotpin 200 is removed.So, clamping lever 120 becomes to be forced to be locked in closing position as illustrated in FIG. 5.Fig. 8 is shown
It is limited in by pin 200 partial cross-sectional views of the clamp lever 120 of closing position.As shown, ball detent 204
The engagement surface mutually orthogonal with the insertion axle of pin 200, to fix pin and lock clamp lever 120.
In order to manipulate clamp lever 120, i.e., in order to move clamp lever 120 to release position, button 202 is pressed
With retraction ball detent 204, to allow pin 200 to be extracted from the second perforate 208 and clamp lever perforate 206.Once
Pin 200 is removed (referring to Fig. 6), and clamp lever 120 can be operated into release position as illustrated in FIG. 7.
Furthermore, locking mechanism is not limited to the structure of pin type.For example, as illustrated in FIG. 9, a kind of flexible locking folder 130
It is provided for clutch operating lever 110 being fixed on closing position and prevents unexpected release from engaging.The locking folder 130 is perpendicular
The straight a piece of vertical sheet metal or other materials for extending to a horizontal member.When the lock-up clutch of locking folder 130 is manipulated
During bar 110, the horizontal member extends across clutch operating lever 110.One end relative with vertical piece from horizontal member is oblique
On be an angled deflector, the angled deflector be configured in response to the downward power being applied thereto and
Locking folder 130 is caused to deflect.The downward power can be led by clutch operating lever 110 from the closed action of release position
Cause.The locking folder 130 will be deflected during closure clutch operating lever 110, to allow locking plate to slip over horizontal member.Thereafter,
Flexible locking folder 130 will spring back into initial position, and in this initial position, horizontal member is located in clutch operating lever 110
Top, therefore the clutch operating lever 110 is locked in closing position.In order to discharge the lock and therefore open clutch control
Bar 110, locking folder 130 is deflected with so that clutch operating lever 110 can continue to turn to release position by operator.
Furthermore, it is to be understood that including additional latch mechanism is contemplated.For example, latch-bolt lock, draw bolt bolt
Lock, hook, pivotable restriction plate, hasp or other substantially any latching devices and/or limiting mechanism can be used for
Positive lock clutch operating lever 110 and/or clamp lever 120.
Figure 10 and 11 are gone to, the tractor unit 600 of replacement, the tractor unit are illustrated according to one or more aspects
It is used to quickly engaging and/or releasing engagement with guide rail with control stick 602,604.Similar with above-mentioned tractor unit 100, this leads
Drawing car unit 600 includes a clutch operating lever 602 and a clamp lever 604.Further, the control stick 602
With 604 can control stick 110 and 120 corresponding with tractor unit 100 it is similar, its mode is, the quilt of control stick 602 and 604
It is configured to controlled clutch mechanism and installing mechanism respectively.That is, the effect of clutch operating lever 602 is by drive gear
606 engage or release engagement with guide rail.The effect of clamp lever 604 is to move back and forth to be attached with the removable of one group of wheel 608
Dynamic plate 610, and therefore clamp or release grip track.
Figure 12 and 13, which is illustrated, a kind of can be used as clutch operating lever 602 or the cam lever 800 of clamp lever 604.
The cam lever 800 includes cam portion 802, and the cam portion is configured as carrying when rotation exceedes center line in an eccentric manner
Turn to for clamping force and naturally release position or closing position.Go out as shown in Figures 12 and 13, the cam lever 800 enters one
Step includes a leg portion 804, and the leg portion is used as a retainer, prevented in closing position by clamp lever
800 apply excessive clamping force.In addition, the leg portion 804 may be configured to and (be built into predetermined length) cause
When operating retainer, installing mechanism is contracted correct amount to apply appropriate amount on guide rail.Therefore, by by such cam
Bar 800 is engaged to the maximum close position that leg portion 804 is allowed, tractor unit 600 can on guide rail self centering.
Correspondingly, the tractor unit 600 easily can be installed or be released installation, without being adjusted on a large scale.The cam lever
800 may further include the overarm part relative to leg portion 804, such as grip portion 806, and the overarm part is configured
Easily promptly engagement can be opened or released to cam lever 800 into operator.
Figure 14 and 15 illustrates to have can quickly align and be installed to the self centering mechanism of guide rail by tractor unit
Clamp lever 1000.Exactly, clamp lever 1000 may be used as the clamp lever 604 in Figure 10, including tool
There are one or more leg portions 1010 for being configured to receive the opening 1012 of screw 1014.By unscrewing or tightening the spiral shell
Nail, the leg portion 1010 can be adjusted to provide different stop grades.Correspondingly, the tractor unit 600 can be by
Various sizes of guide rail is adjusted to, and then (once adjustment is completed) can be by clamp lever 604 by quick and accurate
Install and release and install in ground.
Figure 16 illustrates a kind of clamp lever 1200 according to one or more alternative aspects.With the clamping in a upper example
Control stick is on the contrary, adjusting screw 1202 is received by the shell of tractor unit 600.Tighten or unscrew the screw 1202 formation one
Highly, height herein is stopped when the clamp lever 1200 is transformed into closing position.In fig. 17, clamping lever is also illustrated
Another exemplary embodiment.In this embodiment, a kind of clamping lever 1300 does not include being used for receiving adjusting screw 1304
Leg portion.On the contrary, the panhandles in clamp lever 1300 provide perforate 1302 for receiving adjusting screw 1304.
The positive lock mechanism that Figure 18 and 19 is illustrated in a kind of exemplary embodiment, wherein Fig. 1-4 be used for Figure 10 and
Tractor unit 600 in 11.In figure 18, a kind of locking mechanism 612 is illustrated just to lock clamp lever 604.In Figure 19
In, a kind of locking mechanism 614 is illustrated positive lock-up clutch control stick 602.
Although embodiment discussed herein has been directed to system discussed above and mode, these embodiments are intended to example
Property and be not intended to those contents of the discussions that the scope of application of these embodiments is limited in and only proposed herein.Do not taking off
Under the premise of the spirit of invention scope discussed above, control system discussed herein and mechanism can be applied equally to and
It can be used for related to arc-welding, Laser Welding, solder brazing, solder, plasma-torch cutting, water jet cutting, laser cutting
System and method and any other system or method using similar control mechanism.Embodiment and discussion herein can be by this
Art personnel are readily incorporated into any one in these systems and mode.
Above example is only the illustrated examples of some possible embodiments of different aspect of the present invention, wherein this area skill
Art personnel will carry out equivalent replacement and/or change according to the reading to the specification and drawings and understanding.Specifically, on
Difference in functionality performed by above-mentioned part (component, device, system, loop and the like), the art for describing such component
Language (including reference to " device ") is intended to any specific function (i.e. function of performing the part of correspondence (except as otherwise noted)
It is equivalent) component, such as hardware, software or its combination, though in structure inequivalence in disclosed structure, (structure performs institute
Function in the implementation of the invention of displaying).Although in addition, some specific features of the present invention may be according to some
Only one embodiment in embodiment is disclosed, and this category feature can be integrated into other one or more spies of other implementations
Levy, as wished for any given or concrete application and be favourable.In addition, in term " including (including) ", " bag
Included (includes) ", " have (having) ", " having (has) ", " carrying (with) " or its variant be used to be described in detail
And/or in the range of claims, such term is intended to be out in the way of similar to term " including (comprising) "
Putting property.
This written description discloses the present invention, including optimal mode using example, and also causes ordinary skill
Personnel can put into practice the present invention, including manufacture and use any device or system and the method for performing any merging.The present invention
Patentable scope be defined in the claims, and other examples that recognize of those skilled in the art can be included.Such as
Other really such examples have an indistinguishable structural member of word language with claims, or if including with power
The word language of sharp claim has the equivalent structural elements of unsubstantiality difference, then other such examples be intended to be included in right will
In the range of asking.
For the purpose of displaying applicant known optimal mode at that time, it has been described that for performing the optimal of the present invention
Pattern.Weighed according to the scope and advantage of claims, these examples are only used for displaying, and are not intended to limit this hair
It is bright.The present invention is described with reference to preferred and alternative embodiment.Obviously, according to the reading and understanding to this specification, its
His technical staff will recognize that a variety of modifications and changes.It is intended to include falling in appended claims or its equivalency range
All such modifications and changes.
Reference number
The movable panel of 100 tractor unit 610
The cam lever of 110 clutch operating lever 800
The cam portion of 112 locking plate 802
The leg portion of 114 stop pin 804
The grip portion of 116 ball detent 806
The clamp lever of 118 perforate 1000
The leg portion of 120 clamp lever 1010
The screw of 122 loop section 1014
The clamp lever of 124 side tension cords 1200
The screw of 126 side tension cords piece 1202
The clamp lever of 130 locking folder 1300
The perforate of 200 pin 1302
The adjusting screw of 202 button 1304
The clamp assembly of 204 ball detent 1610
The fixed block of 206 clamp lever perforate 1612
208 second movable panels of perforate 1614
The axle of 600 tractor unit 1616
The cam spring of 602 clutch operating lever 1618
The wheel shaft of 604 clamp lever 1620
The excessive fastening spring of 606 driver gear 1622
The linear bearing assemblies of 608 wheel group 1624
Claims (24)
1. a kind of tractor unit (100 for welding system；600), including：
Drive gear, the drive gear is configured for engaging the track gear on guide rail；
Clutch mechanism for the drive gear to be optionally engaged to the guide rail, the clutch is included in first position
The steerable clutch operating lever (110 between the second place；602), the first position and the second place correspond respectively to this
The first state and the drive gear that drive gear is engaged to the track gear release the second shape engaged with the track gear
State；
One or more tourelles, one or more tourelles are configured on one or more track of the guide rail
Move freely；
Installing mechanism for one or more tourelles to be optionally clamped to one or more track, the installation
Mechanism includes steerable clamp lever (120 between the first position and the second position；604)；The clamp lever should
First position and the second place correspond respectively to the clamped first state of one or more tourelles and this or
The second state that multiple tourelles are released；And
Locking mechanism, the locking mechanism is coupled to the clutch operating lever (110；602) or in the clamp lever at least
One, the locking mechanism is by the clutch operating lever or the clamp lever (120；At least one of 604) it is fixed on its each
From first position, to prevent from being manipulated to its respective second state.
2. tractor unit as claimed in claim 1, the wherein locking mechanism include locking plate, the locking plate transverse to positioned at
The panhandles extension of at least one of the clutch operating lever of respective first position or the clamp lever, the locking
Piece has hole, and the hole, which is configured to receive, to be sold and guide the pin across in the clutch operating lever or the clamp lever
The panhandles of at least one.
3. tractor unit as claimed in claim 2, further comprises the aperture in the shell of the tractor unit, the aperture
It is configured as receiving and is directed being somebody's turn to do across the panhandles of at least one of the clutch operating lever or the clamp lever
Pin.
4. tractor unit as claimed in claim 2, further comprises：
It is secured to the side tension cords piece on the bolt of the shell of the tractor unit；And
Side tension cords, the side tension cords, which have, to be connected to the first end of the side tension cords piece and is connected to the second end of the pin.
5. tractor unit as claimed in claim 3, further comprises：
It is secured to the side tension cords piece on the bolt of the shell of the tractor unit；And
Side tension cords, the side tension cords, which have, to be connected to the first end of the side tension cords piece and is connected to the second end of the pin.
6. the tractor unit as any one of claim 2 to 5, the wherein pin are ball lock pin, U-shaped clamp pin, split pin
One of or quick-release latch.
7. tractor unit as claimed in claim 1, the wherein locking mechanism are pressed from both sides including flexible locking, the flexible locking double-layered quilt
Deflection is configured to allow the clutch operating lever closed to slip over and be configured to bounce back into latched position with should
Clutch operating lever is fixed on closing position.
8. at least one in tractor unit as claimed in claim 1, the wherein clutch operating lever or the clamp lever
Person includes hole, and the hole is configured to receive pin, and the pin is configured to prevent the clutch operating lever or the folder after mounting
At least one of tight control stick is mobile.
Pacified 9. the aperture in tractor unit as claimed in claim 8, the shell of the tractor unit is configured to receive
Fill the pin through at least one of the clutch operating lever or the clamp lever.
10. tractor unit as claimed in claim 9, wherein, the pin is along the clutch operating lever or the clamp lever
In operation, the tangential direction of inswept camber line is installed in the clutch operating lever or the clamp lever.
11. a kind of tractor unit (100 for welding system；600), including：
Drive gear, the drive gear is configured for engaging the track gear on guide rail；
Clutch mechanism for the drive gear to be optionally engaged to the guide rail；
For the tractor unit optionally to be clamped into the installing mechanism on one or more track of the guide rail；And
Cam handle, the cam handle is coupled to the clutch mechanism or the installing mechanism and in first position and second
It can be manipulated between putting, the first position is closing position, the drive gear is engaged to the track gear or will by the closing position
The tractor unit is clamped on one or more track of the guide rail, and the second place is release position, and the release position will
The drive gear releases engagement or releases the tractor unit and clamps,
The cam handle includes：
It is configured to enclose the cam portion rotated about the axis；
The control stick radially extended from the cam portion；And
Leg portion, the leg portion extends transverse to the control stick and is configured to stop being somebody's turn to do during first position is transformed into
Cam handle rotates.
12. tractor unit as claimed in claim 11, the wherein leg portion are positioned such that the control stick extends
Go to form the overarm part as grip portion, so as to the quick release cam handle.
13. tractor unit as claimed in claim 11, the wherein cam handle are coupled to the installing mechanism, and the branch
Leg section is used as retainer during the cam handle is closed, so that in the rest position of the cam handle, the traction
Car unit is clamped on one or more track.
14. tractor unit as claimed in claim 12, the wherein cam handle are coupled to the installing mechanism, and the branch
Leg section is used as retainer during the cam handle is closed, so that in the rest position of the cam handle, the traction
Car unit is clamped on one or more track.
15. the tractor unit as any one of claim 11 to 14, the cam handle further comprises being located at the branch
Aperture in the lower surface of leg section, the aperture is configured to receive screw thread pin, and the screw thread pin is along the leg portion
Direction is height-adjustable, to configure the stop position of the cam handle.
16. the tractor unit as any one of claim 11 to 14, the wherein leg portion are prolonged from the control stick
The threaded stretched, the threaded is height-adjustable, to configure the stop position of the cam handle.
, should 17. tractor unit as claimed in claim 15, the wherein leg portion are the threadeds extended from the control stick
Threaded is height-adjustable, to configure the stop position of the cam handle.
18. the tractor unit as any one of claim 11-14 and 17, further comprises latch, the latch
Extend from the shell of the tractor unit and be configured to when the cam handle is located at the first position and the leg portion
Engagement, and the latch is threaded with offer height regulation.
19. tractor unit as claimed in claim 15, further comprises latch, the latch is from the tractor unit
Shell extends and is configured to engage with the leg portion when the cam handle is located at the first position, and the latch
It is threaded to be adjusted with providing height.
20. tractor unit as claimed in claim 16, further comprises latch, the latch is from the tractor unit
Shell extends and is configured to engage with the leg portion when the cam handle is located at the first position, and the latch
It is threaded to be adjusted with providing height.
21. the tractor unit as any one of claim 11-14,17 and 19-20, further comprise being configured to by
The cam handle is fixed on the locking mechanism of the first position, and the locking mechanism includes quick-release latch, the quick release
Pin is configured as the attaching means across the top of the control stick after mounting.
22. tractor unit as claimed in claim 15, further comprise being configured to by the cam handle be fixed on this
The locking mechanism of one position, and the locking mechanism include quick-release latch, the quick-release latch be configured as after mounting across
Cross the attaching means at the top of the control stick.
23. tractor unit as claimed in claim 16, further comprise being configured to by the cam handle be fixed on this
The locking mechanism of one position, and the locking mechanism include quick-release latch, the quick-release latch be configured as after mounting across
Cross the attaching means at the top of the control stick.
24. tractor unit as claimed in claim 18, further comprise being configured to by the cam handle be fixed on this
The locking mechanism of one position, and the locking mechanism include quick-release latch, the quick-release latch be configured as after mounting across
Cross the attaching means at the top of the control stick.
Applications Claiming Priority (9)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US201361903016P | 2013-11-12 | 2013-11-12 | |
| US29/472,389 USD753202S1 (en) | 2013-11-12 | 2013-11-12 | Track locking handle for a welding tractor |
| US29/472,389 | 2013-11-12 | ||
| US61/903,016 | 2013-11-12 | ||
| US201361907630P | 2013-11-22 | 2013-11-22 | |
| US61/907,630 | 2013-11-22 | ||
| US14/178,896 | 2014-02-12 | ||
| US14/178,896 US9636785B2 (en) | 2013-11-12 | 2014-02-12 | Positive locking handle and self centering mechanism for track engagement |
| PCT/IB2014/002254 WO2015071713A2 (en) | 2013-11-12 | 2014-10-29 | Positive locking handle and self-centering mechanism for track engagement |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN105705297A CN105705297A (en) | 2016-06-22 |
| CN105705297B true CN105705297B (en) | 2017-08-04 |
Family
ID=52003002
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201480061440.6A Active CN105705297B (en) | 2013-11-12 | 2014-10-29 | Tractor unit and self centering mechanism with positive lock handle |
Country Status (2)
| Country | Link |
|---|---|
| CN (1) | CN105705297B (en) |
| DE (1) | DE112014005166T5 (en) |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN116690049B (en) * | 2023-08-07 | 2023-12-26 | 埃迈特智能装备(天津)有限公司 | Welding system for butt welding seam of circular shell |
Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4422984A (en) * | 1982-09-13 | 1983-12-27 | Neefe Charles W | Centrifugal casting of contact lenses |
| CN2495408Y (en) * | 2001-08-30 | 2002-06-19 | 中国石油天然气管道局 | Quick-assembling type rail for automatic welding pipeline |
| CN2670045Y (en) * | 2003-11-10 | 2005-01-12 | 中国石油天然气集团公司 | Eccentric self-locking movabme mechanism of all positioning pipe welder |
| CN101786209A (en) * | 2009-01-23 | 2010-07-28 | 北京石油化工学院 | Welding trolley with bidirectional locking mechanism |
| CN201603959U (en) * | 2010-01-15 | 2010-10-13 | 中国海洋石油总公司 | Track special for automatic welding machine |
| CN102430843A (en) * | 2011-11-03 | 2012-05-02 | 中国石油天然气集团公司 | Creeping trolley for narrow-gap automatic welding |
Family Cites Families (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US9132498B2 (en) * | 2011-11-18 | 2015-09-15 | Lincoln Global, Inc. | Torch lead/lag angle adjustment device |
-
2014
- 2014-10-29 DE DE112014005166.7T patent/DE112014005166T5/en not_active Ceased
- 2014-10-29 CN CN201480061440.6A patent/CN105705297B/en active Active
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4422984A (en) * | 1982-09-13 | 1983-12-27 | Neefe Charles W | Centrifugal casting of contact lenses |
| CN2495408Y (en) * | 2001-08-30 | 2002-06-19 | 中国石油天然气管道局 | Quick-assembling type rail for automatic welding pipeline |
| CN2670045Y (en) * | 2003-11-10 | 2005-01-12 | 中国石油天然气集团公司 | Eccentric self-locking movabme mechanism of all positioning pipe welder |
| CN101786209A (en) * | 2009-01-23 | 2010-07-28 | 北京石油化工学院 | Welding trolley with bidirectional locking mechanism |
| CN201603959U (en) * | 2010-01-15 | 2010-10-13 | 中国海洋石油总公司 | Track special for automatic welding machine |
| CN102430843A (en) * | 2011-11-03 | 2012-05-02 | 中国石油天然气集团公司 | Creeping trolley for narrow-gap automatic welding |
Also Published As
| Publication number | Publication date |
|---|---|
| CN105705297A (en) | 2016-06-22 |
| DE112014005166T5 (en) | 2016-08-18 |
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