CN1676261A - External counter incision heater - Google Patents
External counter incision heater Download PDFInfo
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- CN1676261A CN1676261A CN 200410022171 CN200410022171A CN1676261A CN 1676261 A CN1676261 A CN 1676261A CN 200410022171 CN200410022171 CN 200410022171 CN 200410022171 A CN200410022171 A CN 200410022171A CN 1676261 A CN1676261 A CN 1676261A
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Abstract
The present invention relates to an electromechanical product, in particular, it relates to a guide 'butt-mouth' for butt-welding steel pipes and an outer butt-mouth heater capable of utilizing induction method to heat pipe mouth. Said outer butt-mouth heater has several functions, not only can be used as auxiliary positioning tool for butt-welding steel pipes, but also can be used as pipe mouth induction heater, also can be used as guide way and detection detector of automatic welding equipment and automatic cutting equipment, etc. so that it has extensive application.
Description
Technical field
The present invention relates to a kind of electromechanical product, exactly, relate to the guiding " counterpart " that a kind of butt welding of steel tube uses, utilize the outer counterpart heater of the inducing method heating mouth of pipe.The outer counterpart heater of this pipe has multiple function, assist location facility when not only can be used as butt welding of steel tube use, and can be used as the heater use of responding to the mouth of pipe, the guide rail and the position detector that also can be used as automatic welding device, automatic cutting equipment walking use.In hydraulic and electric engineering, petrochemical enterprise field pipeline system welded and installed engineering, substantial use value is arranged.
In hydraulic and electric engineering, the welding of petrochemical enterprise field pipeline, because the pipeline in the welding can't rotate, the mode that can only adopt welding gun to center on the pipeline rotation is welded.And adopt this welding manner, in pipeline assembling welding process, one of them very important operation is welding pipe " counterpart ", that is: pipe to be welded is moved to the mouth of pipe place of welding pipe, make two tubes both keep certain axiality (radial displacements between two mouths of pipe) by adjustment, keep certain counterpart gap (slight distance between two mouths of pipe) again.Make the deviate in the axiality of two tubes centering and counterpart gap reach the requirement that welding procedure and technical indicator allow.Pipe counterpart permissible variation technical indicator is to guarantee the vital qualifying point of tube butt welding quality.Obviously, the quality of welding pipe " counterpart " operation will directly influence the tube butt welding welding quality.Simultaneously, in welding sequence, be to guarantee welding quality, need the preheating of heating of the mouth of pipe of pipe; Use the automatic gas cutting machine cutting mouth of pipe; Use the automatic welding device welding mouth of pipe.
Technical background
The butt welding of steel tube of domestic use " counterpart " facility mainly contain the pipe " external clamp " from external introduction and the pipe " external clamp " of domestic production.The pipe external clamp by to mouthpart annulus, locating piece, radiai adjustment bolt, compress briquetting, the movable hinge formed.This pipe external clamp is owing to only be provided with pipe " radiai adjustment bolt ", and pipe " axial adjustment bolt " is not set, and pipe axial displacement is to promote by artificial, so the end play of adjusting the pipe counterpart is difficulty relatively.When the external clamp closure, compress pipe, regulate the radiai adjustment bolt, make the radial displacement deviation of counterpart pipe meet specification requirement after; When the end play of pipe counterpart need be adjusted as not meeting specification requirement, can only unclamp the pipe external clamp, adjust the end play of pipe counterpart, at this moment, variation may take place again in the radial displacement of counterpart pipe.In pipe counterpart adjustment process,, need to adjust repeatedly repeatedly for the radial displacement that takes into account pipe and the deviation of end play reach technical requirement simultaneously; Secondly, the locating piece of this pipe external clamp is an overall structure, when adopting welding automatically or manual welding, and when welding gun moves to locating piece, can only extinguish arcs, the electric arc that ignites again after allowing welding gun cross above locating piece continues welding.The welding operation mode that this arc welding of igniting repeatedly, extinguish arcs are crossed locating piece had both influenced welding quality, increased weld time again; Before the welding, pipe end preheating generally adopts liquefied gas or other fuel gas, and with the preheating of heating of flame line up, this mode of heating, the instrument heats is not poor, and because of flame directly contacts the mouth of pipe, long-pending fireworks or carbon distribution down influence welding quality at mouth of pipe place; Because this pipe external clamp only has " counterpart " function, has occupied the installation site at mouth of pipe place after the use, make follow-up use welding auxiliary equipment not have the installation site.Because of pipe before welding, done outside preservative treatment, near the mouth of pipe, tube surface has one deck anti-corrosion material, for the protection anticorrosive coat, can only lay rubber cushion at anticorrosive coat, various forms of guide rails are installed, could use automatic welding device or automatic cutting equipment.
Above-mentioned reason has limited the pipe external clamp that adopts above-mentioned prior art, in hydraulic and electric engineering, petrochemical enterprise pipe-line system the use in the welding is installed.So in decades, in pipeline welding, general small-bore pipe (caliber＜Φ 325mm) all is to adopt artificial way counterpart welding; Heavy caliber pipe (caliber＞Φ 325mm) adopts above-mentioned pipe external clamp to carry out " counterpart " welding.Adopt the pipe external clamp of above-mentioned prior art to carry out pipe " counterpart ", need to adjust repeatedly repeatedly, closed repeatedly pipe external clamp, compress pipe or open the pipe external clamp, unclamp pipe and carry out radial displacement and axial displacement adjustment, both increase labor strength, also increased welding non-cutting time; Locating piece is crossed in need ignite repeatedly arc welding, extinguish arcs of welding gun during welding, has both influenced welding quality, increases weld time again; Adopt the liquefied gas or the gas gas heated mouth of pipe, pollute the mouth of pipe easily and influence welding quality; For using automatic welding device or automatic gas cutting machine, need lay rubber cushion repeatedly, install, dismantle various forms of guide rails, both increased labor strength, increased welding non-cutting time again.
Summary of the invention
The present invention be directed to the pipe external clamp that adopts prior art, in hydraulic and electric engineering, petrochemical enterprise pipe-line system the deficiency that exists in the welding is installed, provide a kind of pipe outer counterpart heater, its main purpose is: realize " counterpart " pipe quickly and easily in pipeline butt welding is produced; With the electromagnetic induction method heating mouth of pipe; The split type locating piece of employing activity, make the welding gun can continuous welding, the guide rail that just provides automatic welding device, automatic cutting equipment walking to use in " counterpart " be to reduce labor strength, shorten and weld non-cutting time, improve the welding quality of production and efficient.
Above-mentioned purpose of the present invention is achieved in that by mouthpart annulus, stationary positioned piece, axial direction electric machine, gear, axial adjustment bolt, activity orientation piece, radiai adjustment bolt, guide rail, ratchet mechanism, ratchet motor, movable hinge, support wheel, road wheel, movable motor, position detector, induction heating circle, controller being formed the outer counterpart heater of pipe.Outer counterpart heater separates at the split place, and an end adopts hinge to connect, and the other end adopts ratchet mechanism to connect.During actual the use, outer counterpart heaters set is contained on the pipe, after movable motor drives, moves to mouth of pipe place, the outer counterpart heater of ratchet motor (or manually) driving pawl mechanism locking.Only, just can realize simultaneously: can regulate " the axial adjustment bolt " and " radiai adjustment bolt " of " counterpart " simultaneously, the end play of pipe counterpart and the deviation of radial displacement are met the technical requirements simultaneously by the outer counterpart heater of once mounting; External superaudio power supply and superaudio transformer heat through the induction heating circle line up; The guide rail and the position detector of automatic welding device, automatic cutting equipment walking are provided.
Adopt the outer counterpart heater of technique scheme, in pipe " counterpart " process, can adjust " radial displacement " and " axial displacement " of counterpart pipe simultaneously, reduced the number of times of adjusting repeatedly; Because can external superaudio power supply and the superaudio transformer through the heating of induction heating circle line up, not only heats is good, and does not pollute the mouth of pipe; Continuous welding has improved the welding quality of production and efficient because the axial adjustment bolt drives through axial direction electric machine, can return to from the activity orientation piece in the stationary positioned piece, and welding gun need not be crossed locating piece; Simultaneously,, install, dismantle various forms of guide rails, both reduced labor strength, shortened the non-cutting time of welding again because the guide rail and the automatic welding position detector that provide automatic welding device, automatic cutting equipment to walk do not need to re-lay rubber cushion.
Description of drawings
Below in conjunction with accompanying drawing embodiments of the invention are specifically described, wherein:
Fig. 1 is half view that adopts outer counterpart heater front view of the present invention.
Fig. 2 is half view that adopts outer counterpart heater left view of the present invention.
1 is hinges among Fig. 1, the 2nd, and support wheel, the 3rd, to mouthpart annulus four, 4th, activity orientation piece, the 5th, movable motor, the 6th, controller, the 7th, movable motor, the 8th, induction heating circle, the 9th, guide rail, the 10th, ratchet mechanism.
11 is axial direction electric machines among Fig. 2, the 12nd, and road wheel, the 6th, controller, the 13rd, to mouthpart annulus one, the 14th, to mouthpart annulus two, 15th, stationary positioned piece, the 16th, axial adjustment bolt, the 8th, induction heating circle, the 17th, to mouthpart annulus three, 4th, the activity orientation piece, the 3rd, to mouthpart annulus four, the 9th, guide rail, 10 ratchet mechanisms.
Embodiment
To mouthpart annulus one and to mouthpart annulus two and 12 stationary positioned pieces by accurate making, soldering group to constitute external clamp half together.At the split place separately, ratchet mechanism is installed in an end at split place, and in the inner headed face that constitutes to mouthpart annulus one with to mouthpart annulus two, the movable hinge is welded on an end of the corresponding ratchet mechanism in split place; Axial direction electric machine, gear are installed in the side to mouthpart annulus one, and the axial adjustment bolt screws in the nut in the stationary positioned piece; Symmetry in the arc surface of mouthpart annulus one is installed six iron-core coils; Symmetry in the arc surface of mouthpart annulus two is installed six permanent-magnet steels; To using the bolt mounting guide rail on mouthpart annulus one, the periphery to mouthpart annulus two.To mouthpart annulus three with to mouthpart annulus four and 12 activity orientation pieces by accurately make, soldering group is to constitutes other half external clamp together, at the split place separately, ratchet mechanism is installed in an end at split place, in the inner headed face that constitutes to mouthpart annulus three with to mouthpart annulus four, hinges is welded on an end of the corresponding ratchet mechanism in split place; Symmetry in the arc surface of mouthpart annulus three is installed six iron-core coils; Symmetry in the arc surface of mouthpart annulus four is installed six permanent-magnet steels; To using the bolt mounting guide rail on mouthpart annulus three, the periphery to mouthpart annulus four.The two halves external clamp is by the axial adjustment bolt in the stationary positioned piece, and the axial adjustment nut that screws in the activity orientation piece connects as one the formation external clamp.Activity orientation piece and stationary positioned piece adjacent constitute a V-shaped groove, are convenient to install induction heating circle.Induction heating circle is installed in to mouthpart annulus two, to constituting outer counterpart heater between the mouthpart annulus three with the insulation board fixed-use bolt.
To mouthpart annulus one, to mouthpart annulus two, to mouthpart annulus three, mouthpart annulus four is had identical structure, its cross sectional shape is that " shape; is whole annular to mouthpart annulus one, four is sectional circular arc to mouthpart annulus two, to mouthpart annulus three.Wherein, the side of mouthpart annulus one is processed with axial direction electric machine screwed hole and gear installing hole are installed, arc surface is processed with the square hole that embeds iron-core coil; Arc surface to mouthpart annulus two is processed with the square hole that embeds permanent-magnet steel; Arc surface to mouthpart annulus three is processed with the square hole that embeds iron-core coil; Arc surface to mouthpart annulus four is processed with the square hole that embeds permanent-magnet steel.Mouthpart annulus one is welded on the stairstepping end of stationary positioned piece, to the beveled end welding of mouthpart annulus two-section and stationary positioned piece.To the beveled end welding of three segmentations of mouthpart annulus and activity orientation piece, to the flute profile end welding of mouthpart annulus four with the activity orientation piece.Be processed with the screwed hole of mounting guide rail to mouthpart annulus one, to mouthpart annulus two, to mouthpart annulus three, to the periphery of mouthpart annulus four.
Stationary positioned piece one end is oblique, and an end is a stairstepping, and inside is processed with the axial adjustment nut, and cross sectional shape is a rectangle, is embedded with dovetail channel.
Activity orientation piece one end is oblique, and inside is processed with the axial adjustment nut; One end is a flute profile, is processed with the radiai adjustment nut, and the radiai adjustment bolt screws in the nut; Cross sectional shape is a rectangle, is embedded with dovetail channel.
The axial adjustment bolt adopts copper material processing, end processing spline, and near spline place one section screw thread of processing and one section polished rod, one section screw thread of other end reprocessing.Axial direction electric machine is installed in side to mouthpart annulus one with bolt, shaft end gear and gears engaged, and the gear shaft endoporus connects an end of axial adjustment bolt with spline.
Guide rail one, guide rail two, guide rail three, guide rail four are segmentation circular arc, double-layer structure.The bottom cross sectional shape is a rectangle, and bottom one side of guide rail one, guide rail three is processed with profile of tooth, and another layer cross section shape is processed as flat V-arrangement.Guide rail one, guide rail three usefulness screws are installed in respectively on mouthpart annulus one, the periphery to mouthpart annulus three; The structure of guide rail two, guide rail four is identical with guide rail one, does not just process profile of tooth, and guide rail two, guide rail four-function screw are installed in respectively on mouthpart annulus two, the periphery to mouthpart annulus four.
Support wheel is made up of wheel, wheel support, screw rod, nut, handwheel, support.Wheel is installed in the wheel support for the waist shape of caving in, outpacking rubber, and screw rod one end is welded on the wheel support, and support is embedded in nut, nut cylindrical welding handwheel.Four support wheel supports are installed in respectively to mouthpart annulus one, on the mouthpart annulus four by welding.
The structure of road wheel is the same with support wheel, and two road wheel supports are separately fixed to mouthpart annulus one, on the mouthpart annulus four by welding, and axial direction electric machine is connected with road wheel is coaxial.
Axial direction electric machine, movable motor adopt the product that meets national standard.
It is removable that moveable hinge is linked as insertion, is made up of straight pin, arc hinged plate, is welded on an end at external clamp annulus split place.
Ratchet mechanism is made up of ratchet shaft, ratchet plate, ratchet, ratchet, ratchet motor, locking nut and screw rod, lock shaft, check lock lever.Ratchet shaft is installed in one side of external clamp annulus split opening part, the ratchet plate is mounted on (in the external clamp annulus) on the ratchet shaft by key, ratchet is mounted on (on mouthpart annulus side) on the ratchet shaft by key, ratchet is installed on the external clamp side and ratchet engaged, the ratchet motor is installed in the mouthpart annulus, motor shaft connects tie down screw with spline, and locking nut one end and tie down screw screw, and the other end is connected with ratchet plate hinge.Lock shaft is installed in the another side of external clamp annulus split opening part, and an end of check lock lever is sleeved on the lock shaft, and the other end is connected with ratchet plate hinge.
Induction heating circle is made of the hollow copper tubing of square-section, and length-width ratio 2: 1 is processed into two semi-round ring shapes.One end of two semi-round ring shapes connects with flexible conduit, and two ends connect the superaudio transformer respectively in addition.On insulation board, insulation board is installed in to mouthpart annulus two and between the mouthpart annulus three with screw induction heating circle with copper screw, adopts three induction heating circles in the present embodiment.
Position detector is made up of permanent-magnet steel, iron-core coil and guard shield, wherein, six U-iron core coils symmetry embeds and is installed to mouthpart annulus one, to the arc surface of mouthpart annulus three, and six U-shaped permanent-magnet steel symmetries embed and are installed in to mouthpart annulus two, to the arc surface of mouthpart annulus four.The signal of six U-iron core coils is exported through ten pin sockets.
Controller is made up of Single Chip Microcomputer (SCM) system, power output drive circuit, control power supply.Among the embodiment, the singlechip chip of Single Chip Microcomputer (SCM) system is selected AT80C51 for use, and EingangsAusgangsSchnittstelle able to programme selects 8255 for use, and address latch is selected 74LS373 for use, and address decoder is selected 74LS138 for use, and memory under program selects 2764 for use.16 groups of power output drive circuits, with one group be example, photoelectric coupling is isolated and to be selected 4N25 for use, 74LS06 is selected in integrated driving for use, power amplifier tube is selected TIP126 for use, the Electric Machine Control element is selected miniature relay for use.Single Chip Microcomputer (SCM) system is produced on the main circuit board, is connected with the power output drive circuit board by two groups of biserials, 20 pin sockets.16 groups of power output drive circuits, production unit power output drive circuit board respectively.Single Chip Microcomputer (SCM) system, power output drive circuit board, control power supply are installed in the controller.Controller is provided with each one of startup, stop button control, and two indicator lights are set, and one is inserted the Single Chip Microcomputer (SCM) system display working condition, and one is inserted power output drive system display working condition.Behind selected singlechip chip, EingangsAusgangsSchnittstelle, address latch, address decoder, memory under program, address bus, data/address bus, control bus, chip selection signal connect, and the professional and technical personnel can connect in accordance with regulations.Only address assignment and the power output driver element circuit to input/output interface 8255 able to programme explains.Each road output port of 8255 is all isolated through photoelectric coupling and is connected with peripheral circuit.8255 PA0, PA1, PA2, PA3, PA4, PA5, PA6, PA7, PB0, PB1, PB2, PB3 mouth respectively connect one tunnel power output driver element circuit.PA1, PA3, PA5, PA7, PB1, PB3 mouth control motor just change, PA0, PA2, PA4, PA6, PB0, the counter-rotating of PB2 mouth control motor.8255 PB4, PB5, PB6, PB7, PC0, PC1, PC2, PC3, PC4, PC5, PC6, PC7 mouth are reserved.Power output driver element circuit board all has identical circuit structure.To control No. one motor is example: the signal of 8255 outputs meets photoelectric coupling 4N25, signal after isolating connects the unit of integrated driving 74LS06, element output signal pull switch amplifier tube TIP126, the miniature relay series connection inserts the collector loop of switch amplifier tube TIP126, control motor forward or reverse.Controlling schemes is based on the full software open loop control of single-chip microcomputer, and by the software control of solidifying, controller is done the operation of the external counterpart heater of Programmable Logic Controller and done sequential control, and 12 groups of axial direction electric machines are done switch control.Movable motor, ratchet motor adopt the duplex button to do switch control.The control power supply adopts two group storage batteries to power respectively, one group of storage battery confession Single Chip Microcomputer (SCM) system that voltage is 6V, and one group of storage battery confession power output drive circuit that voltage is 12V is separated Single Chip Microcomputer (SCM) system and power output drive circuit from circuit.
When outer counterpart heater uses, be embedded in steel part swallow-tail form voussoir in the dovetail channel of stationary positioned piece and activity orientation piece, be sleeved on the pipe of " centering " to be welded, the operation movable motor makes outer counterpart heater move to the mouth of pipe to be welded place; Operation ratchet motor (or manual operation ratchet mechanism) makes outer counterpart heater slowly closed; Outside counterpart heater closure, compress in the process of pipe, the counterpart pipe is adjusted to certain axiality; Regulate axial adjustment bolt and radiai adjustment bolt simultaneously, the end play of pipe counterpart and the deviation of radial displacement are met the technical requirements simultaneously.At this moment, external superaudio power supply is connected the preheating of heating of induction heating circle line up with the superaudio transformer.
During automatic welding device welding (or manual welding), induction heating circle is removed fast, the walking mechanism of automatic welding device is placed in the guide rail of outer counterpart heater, automatic welding device along guide rail around the pipe continuous welding.Controller is done sequential control by the software control of solidifying, before the welding gun (or manual welding gun) of automatic welding device reaches six groups of activity orientation pieces successively, controller sends signal successively, the control axial direction electric machine is rotated in the forward the axial adjustment bolt is just changeed, from the activity orientation piece, return in the stationary positioned piece, make the welding gun continuous welding; Welding gun is by behind the activity orientation piece, and controller sends signal once more, and the reverse rotation of control axial direction electric machine makes the counter-rotating of axial adjustment bolt, and it is stretched out in the screw-in activity orientation piece in the stationary positioned piece.When automatic welding device moves to the position of iron-core coil and permanent-magnet steel successively, form a closed magnetic circuit, magnetic flux in the iron core is increased, and the induced electromotive force of induction is as the detection position signal successively in the coil, and the control automatic welding device changes the soldering appliance attitude; Remove to control Arc Welding Power (Arc Welding Power of band minitype single-chip computer) by ten core output interfaces and change welding condition, thereby guarantee the welding quality of weld seam in each position.
When cutting pipe automatically, remove induction heating circle, rotate the axial adjustment bolt it is returned to from the activity orientation piece in the stationary positioned piece, outer counterpart heater can separately be used as two guiding rails.Dovetail channel at stationary positioned piece (or activity orientation piece) is embedded in rubber swallow-tail form voussoir, and half external clamp is installed on the pipe.The automatic cutting equipment walking mechanism is placed in the guide rail, and under the guiding of guide rail one and guide rail two (or guide rail three and guide rail four), automatic cutting equipment is around pipe rotation cutting.
Above-described only is to adopt the principle of the invention, realizes pipe welding easy, quick " counterpart ", the heated at high speed mouth of pipe, keeps the optimization embodiment of welding gun continuous welding.Should be pointed out that for a person skilled in the art, under the prerequisite that does not break away from the principle of the invention, can also make some modification and improvement,, also should be considered as belonging to protection scope of the present invention so that develop other product.
Claims (10)
1, a kind of outer counterpart heater, described outer counterpart heater comprises mouthpart annulus, stationary positioned piece, radiai adjustment bolt, the movable hinge, it is characterized in that also having axial direction electric machine, gear, axial adjustment bolt, activity orientation piece, guide rail, ratchet mechanism, ratchet motor, support wheel, road wheel, movable motor, position detector, induction heating circle, controller, output interface; Combine half external clamp of formation to mouthpart annulus one with to mouthpart annulus two and stationary positioned piece, at the split place separately, ratchet mechanism is installed in an end at split place, in the inner headed face that constitutes to mouthpart annulus one with to mouthpart annulus two, the movable hinge is welded on an end of the corresponding ratchet mechanism in split place; Guide rail one is installed on the periphery to mouthpart annulus one, axial direction electric machine, gear are installed on the side to mouthpart annulus one, support wheel, road wheel, controller are installed on the mouthpart annulus one, the U-iron core coil is installed on the inner headed face to mouthpart annulus one, axial direction electric machine shaft end gear and gears engaged, the axial adjustment bolt that screws in the spline of gear shaft endoporus and the stationary positioned piece is connected, and movable motor is coaxial to be installed on the road wheel; Guide rail two is installed on the periphery to mouthpart annulus two, and permanent-magnet steel is installed on the inner headed face to mouthpart annulus two; Combine to mouthpart annulus three with to mouthpart annulus four and activity orientation piece and to constitute other half external clamp, separately, ratchet mechanism is installed in an end at split place at the split place, in the inner headed face that constitutes to mouthpart annulus three with to mouthpart annulus four; Guide rail three is installed on the periphery to mouthpart annulus three, and the U-iron core coil is installed on the inner headed face to mouthpart annulus one; Guide rail four is installed on the periphery to mouthpart annulus four, and permanent-magnet steel is installed on the inner headed face to mouthpart annulus four, and support wheel, road wheel are installed on the mouthpart annulus four, and movable motor is coaxial to be installed on the road wheel; The axial adjustment bolt of two halves external clamp by screwing in the stationary positioned piece, the axial adjustment nut that screws in the activity orientation piece connects as one the formation external clamp; Induction heating circle is installed in to mouthpart annulus two and between the mouthpart annulus three, constitutes outer counterpart heater.
2, outer counterpart heater as claimed in claim 1 is characterized in that the mouthpart annulus had that " tee section is processed with the screwed hole that axial direction electric machine is installed, and the circular hole of gear is installed, and embeds the square hole of iron-core coil, permanent-magnet steel.
3, outer counterpart heater as claimed in claim 1 is characterized in that stationary positioned piece one end is oblique, and an end is a stairstepping, and inside is processed with the axial adjustment nut, and cross sectional shape is a rectangle, is embedded with dovetail channel; Activity orientation piece one end is oblique, and inside is processed with the axial adjustment nut, and an end is a flute profile, is processed with the radiai adjustment nut, and cross sectional shape is a rectangle, is embedded with dovetail channel; The axial adjustment bolt adopts copper material processing, end processing spline, and near spline place one section screw thread of processing and one section polished rod, one section screw thread of other end reprocessing.
4, outer counterpart heater as claimed in claim 1, it is characterized in that guide rail one, guide rail two, guide rail three, guide rail four are the segmentation circular arc, double-layer structure, bottom cross sectional shape are rectangle, bottom one side of guide rail one and guide rail three is processed with profile of tooth, and another layer cross section shape is processed as flat V-arrangement; Bottom one side of guide rail two and guide rail four is not processed with profile of tooth, and another layer cross section shape is processed as flat V-arrangement.
5, outer counterpart heater as claimed in claim 1 is characterized in that road wheel and support wheel have same structure, are made up of wheel, wheel support, screw rod, nut, handwheel, support; Wheel is installed in the wheel support for the waist shape of caving in, outpacking rubber, and screw rod one end is welded on the wheel support, and support is embedded in nut, nut cylindrical welding handwheel; Movable motor and the coaxial installation of road wheel.
6, outer counterpart heater as claimed in claim 1 is characterized in that movable the hinge be made up of straight pin, arc hinged plate, is welded on an end at outer counterpart heater split place.
7, outer counterpart heater as claimed in claim 1 is characterized in that ratchet mechanism is made up of ratchet shaft, ratchet plate, ratchet, ratchet, ratchet motor, locking nut and screw rod, lock shaft, check lock lever; Ratchet shaft is installed in one side of external clamp annulus split opening part, the ratchet plate is mounted on (in the external clamp annulus) on the ratchet shaft by key, ratchet is mounted on (external clamp annulus side) on the ratchet shaft by key, ratchet is installed on the external clamp annulus side and ratchet engaged, the ratchet motor is installed in the mouthpart annulus, the ratchet motor shaft connects tie down screw with spline, and locking nut one end and tie down screw screw, and the other end is connected with ratchet plate hinge; Lock shaft is installed in the another side of external clamp annulus split opening part, and an end of check lock lever is sleeved on the lock shaft, and the other end is connected with ratchet plate hinge.
8, outer counterpart heater as claimed in claim 1, it is characterized in that position detector is made up of permanent-magnet steel, iron-core coil and guard shield, six U-iron core coils symmetry embeds and is installed to mouthpart annulus one with to the arc surface of mouthpart annulus three, six U-shaped permanent-magnet steels symmetry embeds and is installed in to mouthpart annulus two with to the arc surface of mouthpart annulus four, and the signal of six U-iron core coils is exported through ten pin sockets.
9, outer counterpart heater as claimed in claim 1, it is characterized in that the hollow copper tubing making of induction heating circle with the square-section, length-width ratio 2: 1, be processed into two semi-round ring shapes, one end of two semi-round ring shapes connects with flexible conduit, on insulation board, insulation board is installed in to mouthpart annulus two and between the mouthpart annulus three with screw induction heating circle with copper screw.
10, outer counterpart heater as claimed in claim 1 is characterized in that controller is made up of the Single Chip Microcomputer (SCM) system of having solidified Control Software, power output drive circuit, control power supply, is installed in the controller; Single Chip Microcomputer (SCM) system is produced on the main circuit board, is connected 16 groups of power output drive circuits, independent production unit module board respectively with the power output drive circuit board by two groups of biserials, 20 pin sockets; The control signal of Single Chip Microcomputer (SCM) system output is through power output drive circuit control axial direction electric machine; Duplex button control movable motor, ratchet motor; The control supply voltage is that the storage battery of 6V is connected with Single Chip Microcomputer (SCM) system by a cable, and voltage is that the storage battery of 12V is connected with the power output drive circuit by another cable, and Single Chip Microcomputer (SCM) system and power output drive circuit are separated on circuit.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNB2004100221710A CN100431763C (en) | 2004-03-31 | 2004-03-31 | External counter incision heater |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNB2004100221710A CN100431763C (en) | 2004-03-31 | 2004-03-31 | External counter incision heater |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN1676261A true CN1676261A (en) | 2005-10-05 |
| CN100431763C CN100431763C (en) | 2008-11-12 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CNB2004100221710A Expired - Fee Related CN100431763C (en) | 2004-03-31 | 2004-03-31 | External counter incision heater |
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| CN (1) | CN100431763C (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN104842079A (en) * | 2014-02-19 | 2015-08-19 | 李亚臣 | Cable bus opening heating ring and application thereof in cable bus copper pipe welding |
| CN109079413A (en) * | 2018-08-27 | 2018-12-25 | 四川艾普耐斯油气工程服务有限公司 | A kind of accurate adjustable axial welding ungauged regions external clamp |
| CN112361095A (en) * | 2020-11-25 | 2021-02-12 | 瑞昌市森奥达科技有限公司 | Equipment and method for quickly installing pipeline based on coil heating |
| CN114654146A (en) * | 2022-03-31 | 2022-06-24 | 成都熊谷加世电器有限公司 | Welding workstation |
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| DE3937094A1 (en) * | 1989-11-07 | 1990-05-23 | Siemens Ag | Butt welding of tubes - using alignment device which remote controlled moves tubes with respect to each other in X, Y and Z direction |
| GB9820348D0 (en) * | 1998-09-19 | 1998-11-11 | Fusion Group Plc | Clamp |
| CN1203962C (en) * | 2001-10-22 | 2005-06-01 | 白天海 | Pipe end-to-end joint device |
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104842079A (en) * | 2014-02-19 | 2015-08-19 | 李亚臣 | Cable bus opening heating ring and application thereof in cable bus copper pipe welding |
| CN104842079B (en) * | 2014-02-19 | 2018-01-09 | 李亚臣 | Cable bus opening heating collar and its application in the welding of cable bus copper pipe |
| CN109079413A (en) * | 2018-08-27 | 2018-12-25 | 四川艾普耐斯油气工程服务有限公司 | A kind of accurate adjustable axial welding ungauged regions external clamp |
| CN112361095A (en) * | 2020-11-25 | 2021-02-12 | 瑞昌市森奥达科技有限公司 | Equipment and method for quickly installing pipeline based on coil heating |
| CN114654146A (en) * | 2022-03-31 | 2022-06-24 | 成都熊谷加世电器有限公司 | Welding workstation |
| CN114654146B (en) * | 2022-03-31 | 2024-05-14 | 成都熊谷加世电器有限公司 | Welding workstation |
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| Publication number | Publication date |
|---|---|
| CN100431763C (en) | 2008-11-12 |
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