CN103753039B - A kind of microfilament thermocouple automatic welding machine and welding method - Google Patents
A kind of microfilament thermocouple automatic welding machine and welding method Download PDFInfo
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- CN103753039B CN103753039B CN201410003282.0A CN201410003282A CN103753039B CN 103753039 B CN103753039 B CN 103753039B CN 201410003282 A CN201410003282 A CN 201410003282A CN 103753039 B CN103753039 B CN 103753039B
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- thermocouple wire
- wire
- thermocouple
- quartz ampoule
- feed rolls
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B21—MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
- B21F—WORKING OR PROCESSING OF METAL WIRE
- B21F15/00—Connecting wire to wire or other metallic material or objects; Connecting parts by means of wire
- B21F15/02—Connecting wire to wire or other metallic material or objects; Connecting parts by means of wire wire with wire
- B21F15/06—Connecting wire to wire or other metallic material or objects; Connecting parts by means of wire wire with wire with additional connecting elements or material
- B21F15/08—Connecting wire to wire or other metallic material or objects; Connecting parts by means of wire wire with wire with additional connecting elements or material making use of soldering or welding
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B21—MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
- B21F—WORKING OR PROCESSING OF METAL WIRE
- B21F11/00—Cutting wire
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B21—MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
- B21F—WORKING OR PROCESSING OF METAL WIRE
- B21F23/00—Feeding wire in wire-working machines or apparatus
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- Mechanical Engineering (AREA)
- Measuring Temperature Or Quantity Of Heat (AREA)
Abstract
The present invention relates to a kind of microfilament thermocouple automatic welding machine, comprise the first thermocouple wire, the second thermocouple wire, X to wire feeder, Y-direction wire feeder, spot welding cut cells, base and workbench; Described workbench is arranged on base, described X is arranged to wire feeder and Y-direction wire feeder region base not being provided with workbench, described spot welding cut cells is arranged on workbench, first thermocouple wire is transversely sent to spot welding cut cells to wire feeder by described X, described Y-direction wire feeder the second thermocouple wire is longitudinally sent in spot welding cut cells with the first thermocouple wire cross-lapping, the first thermocouple wire and the second thermocouple wire weld by spot welding cut cells.The present invention can realize thermocouple wire and wear quartz ampoule, centering, welds, cuts that silk is whole disposablely to be completed automatically, and the lap of splice controls accurately, to avoid noble metal waste, improves thermocouple product quality, and reduction labor strength, applicable scale is produced automatically.
Description
Technical field
The present invention relates to a kind of microfilament thermocouple automatic soldering device, particularly a kind of microfilament thermocouple automatic welding machine and welding method.
Background technology
Thermocouple is sensing element conventional in temperature measuring instrument, and two kinds of different metal wire bonds are connected together by it, and temperature signal is converted to thermo-electromotive force signal, then converts the temperature of measured medium to by electric meter (secondary meter).The crudy of thermocouple directly affects the precision of thermocouple temperature measurement, stability and product cost.In recent years, with the fast development of China's metallurgical industry, more and more higher to the requirement of the Stability and veracity of iron and steel solution temperature measurement, thus require also to improve to the quality and quantity of quick consumption-type thermal couple thereupon.At present, welding, the thermocouple wire of most of thermocouple manufacturer wear quartz ampoule, cut off etc., and technique all adopts manual operation, and not only production efficiency is low, and production cost is high, and crudy is wayward.The present invention adopts electrical-mechanical integrated apparatus, realizes thermocouple wire and wears quartz ampoule, centering, welds, cuts silk and all once automatically complete, effectively avoid the shortcoming of above-mentioned artificial mode.
Summary of the invention
Technical problem to be solved by this invention be to provide a kind of can the microfilament thermocouple automatic welding machine of automatic welding microfilament thermocouple and welding method.
The technical scheme that the present invention solves the problems of the technologies described above is as follows: a kind of microfilament thermocouple automatic welding machine, comprises the first thermocouple wire, the second thermocouple wire, X to wire feeder, Y-direction wire feeder, spot welding cut cells, base and workbench;
Described workbench is arranged on base, described X is arranged to wire feeder and Y-direction wire feeder region base not being provided with workbench, described spot welding cut cells is arranged on workbench, first thermocouple wire is transversely sent to spot welding cut cells to wire feeder by described X, described Y-direction wire feeder the second thermocouple wire is longitudinally sent in spot welding cut cells with the first thermocouple wire cross-lapping, first thermocouple wire and the second thermocouple wire weld by spot welding cut cells, it is reverse that X controls the first thermocouple wire to wire feeder, Y-direction wire feeder controls after the second thermocouple wire forward moves appropriate location, first thermocouple wire and the second thermocouple wire are cut off by spot welding cut cells.
The invention has the beneficial effects as follows: the present invention adopts programmable controller and stepper motor to drive rubber roll conveying thermocouple wire, can accurately control the thermocouple wire lap of splice; Adopt capillary to thermocouple wire straightening, guiding, can guarantee that thermocouple wire correctly overlaps.Electromechanical assembly automatic feeding, wear an efficiency than manually high, and the lap of splice controls accurately, to avoid noble metal waste, improves thermocouple product quality, and reduction labor strength, applicable scale is produced automatically.
On the basis of technique scheme, the present invention can also do following improvement.
Further, described X comprises X to stepper motor to wire feeder, X to compression rubber roll, X to compression rubber roller and X to feed rolls;
Described X is connected to feed rolls to the output shaft of stepper motor with X, X is set in parallel in the top of X to feed rolls to compression rubber roller, described X to compression rubber roll be enclosed within described X to compression rubber roller on and around X to compression rubber roller freely rotate, described first thermocouple wire is passed to the gap formed between feed rolls to compressing rubber roll and X by X, X is pressed on the first thermocouple wire to compression rubber roll, when X is to the output shaft rotation of stepper motor, X is driven to rotate to feed rolls, X is to the frictional force of rotation generation to the first thermocouple wire of feed rolls, first thermocouple wire is transversely subjected to displacement.
Further, described X also comprises X bearing bracket stand backward to wire feeder, and X is bearing bracket stand and X thermoelectric couple silk supply line wheel forward;
Described X backward bearing bracket stand and X forward bearing bracket stand be arranged on base, described X is fixed on described X bearing bracket stand and X forward on bearing bracket stand backward respectively to compressing the two ends of rubber roller and the X two ends to feed rolls, described X thermoelectric couple silk supply line wheel is arranged on base, for being wound around the first thermocouple wire.
Further, described Y-direction wire feeder comprises Y-direction stepper motor, and Y-direction compresses rubber roll, and Y-direction compresses rubber roller and Y-direction feed rolls;
The output shaft of described Y-direction stepper motor is connected with Y-direction feed rolls, Y-direction compresses the top that rubber roller is set in parallel in Y-direction feed rolls, described Y-direction compresses rubber roll and is enclosed within described Y-direction and compresses on rubber roller and compress rubber roller around Y-direction and freely rotate, described first thermocouple wire compresses by Y-direction the gap formed between rubber roll and Y-direction feed rolls and passes, Y-direction compresses rubber roll and is pressed on the first thermocouple wire, when the output shaft rotation of Y-direction stepper motor, Y-direction feed rolls is driven to rotate, the rotation of Y-direction feed rolls produces the frictional force to the first thermocouple wire, first thermocouple wire is transversely subjected to displacement.
Further, described Y-direction wire feeder also comprises Y-direction rear axle bolster, Y-direction front axle bolster and Y-direction thermocouple wire supply line wheel;
Described Y-direction rear axle bolster and Y-direction fore bearing set up and are placed on base, described Y-direction compresses the two ends of rubber roller and the two ends of Y-direction feed rolls are fixed on described Y-direction rear axle bolster and Y-direction front axle bolster respectively, described Y-direction thermocouple wire supply line wheel is arranged on base, for being wound around the second thermocouple wire.
Further, described spot welding cut cells comprises a weldpool, X to clipper, U-shaped quartz ampoule and Y-direction clipper;
Described some weldpool, X is arranged at U-shaped quartz ampoule and X on the workbench between wire feeder to clipper, described Y-direction clipper is arranged on the workbench between Y-direction wire feeder and some weldpool, described first thermocouple wire enters U-shaped quartz ampoule by first mouth of pipe of U-shaped quartz ampoule, spot welding pond is entered after being gone out by second mouth of pipe of U-shaped quartz ampoule, on described second thermocouple wire cross-lapping and the first thermocouple wire, first thermocouple wire welds at a weldpool with the second thermocouple wire, when the pad of the first thermocouple wire and the second thermocouple wire is positioned at the center of curvature of U-shaped quartz ampoule, described X cuts off the first thermocouple wire to clipper, Y-direction clipper cuts off the second thermocouple wire.
Further, described spot welding cut cells also comprises guide pipe after X thermoelectric couple silk;
After described X thermoelectric couple silk, guide pipe to be arranged between a weldpool and second mouth of pipe of U-shaped quartz ampoule and to fix with described workbench, during for limiting the first thermocouple wire inlet point weldpool and the position of the second thermocouple wire cross-lapping.
Further, described spot welding cut cells also comprises prelocalization pin, the material holder of rear alignment pin and U-shaped;
Described prelocalization pin is arranged between first mouth of pipe of U-shaped quartz ampoule and second mouth of pipe, and described rear alignment pin is arranged at the center of curvature place of U-shaped quartz ampoule inwall, and described material holder is arranged on workbench, for fixing described U-shaped quartz ampoule.
Further, described workbench is also provided with X thermoelectric couple silk guide pipe, X to displacement cylinder, Y-direction thermocouple wire guide pipe and Y-direction displacement cylinder;
Described X thermoelectric couple silk guide pipe and X to displacement cylinder be arranged at described X to wire feeder and X to clipper between, for limiting direction of motion when the first thermocouple wire moves to U-shaped quartz ampoule by X to wire feeder, described X thermoelectric couple silk guide pipe is connected to the piston of displacement cylinder with described X, for mobile X thermoelectric couple silk guide pipe reverse before shearing first thermocouple wire;
Described Y-direction thermocouple wire guide pipe and Y-direction displacement cylinder are arranged between described Y-direction wire feeder and Y-direction clipper, for limiting direction of motion when the second thermocouple wire moves to a some weldpool by Y-direction wire feeder, described Y-direction thermocouple wire guide pipe is connected with the piston of described Y-direction displacement cylinder, for mobile Y-direction thermocouple wire guide pipe reverse before shearing second thermocouple wire.
Further, a kind of method utilizing microfilament thermocouple automatic welding machine sweating heat thermocouple wire, comprises the following steps:
Step 1:X rotates to stepper motor and Y-direction stepper motor, drives and is wound in the first thermocouple wire and the motion of the second thermocouple wire that X thermoelectric couple silk supply line is taken turns and Y-direction thermocouple wire supply line is taken turns respectively;
Step 2: the first thermocouple wire enters U-shaped quartz ampoule inlet point weldpool through X thermoelectric couple silk guide pipe, the second thermocouple wire is through Y-direction thermocouple wire guide pipe inlet point weldpool;
Step 3: welded with the first thermocouple wire in some weldpool and the second thermocouple wire by cross-lapping, the weld of the first thermocouple wire and the second thermocouple wire is pad;
Step 4: control X rotates backward to stepper motor, Y-direction stepper motor rotates forward, and drives pad to move to the direction of U-shaped quartz ampoule;
Step 5: when pad enters the center of curvature of U-shaped quartz ampoule, X cuts off the first thermocouple wire and the second thermocouple wire to clipper and Y-direction clipper.
Accompanying drawing explanation
Fig. 1 is overall structure top view of the present invention;
Fig. 2 is spot welding cut cells top view of the present invention;
Fig. 3 is Y-direction wire feeder front view of the present invention.
In accompanying drawing, the list of parts representated by each label is as follows:
1, X is to stepper motor, 2, X is bearing bracket stand backward, 3, the supply of X thermoelectric couple silk is around wheel, 4, first thermocouple wire, 5, X is to compression rubber roll, 6, X is to compression rubber roller, 7, X is to feed rolls, 8, X is bearing bracket stand forward, 9, Y-direction front axle bolster, 10, Y-direction compresses rubber roller, 11, Y-direction feed rolls, 12, Y-direction compresses rubber roll, 13, second thermocouple wire, 14, the supply of Y-direction thermocouple wire is around wheel, 15, Y-direction rear axle bolster, 16, Y-direction stepper motor, 17, Y-direction thermocouple wire guide pipe, 18, Y-direction displacement cylinder, 19, Y-direction clipper, 20, guide pipe after X thermoelectric couple silk, 21, U-shaped quartz ampoule, 22, material holder, 23, rear alignment pin, 24, prelocalization pin, 25, X is to clipper, 26, point weldpool, 27, X is to displacement cylinder, 28, X thermoelectric couple silk guide pipe, 29, workbench, 30, base.
Detailed description of the invention
Be described principle of the present invention and feature below in conjunction with accompanying drawing, example, only for explaining the present invention, is not intended to limit scope of the present invention.
As shown in Figure 1, Fig. 1 is overall structure top view of the present invention; Fig. 2 is spot welding cut cells top view of the present invention; Fig. 3 is Y-direction wire feeder front view of the present invention.
Embodiment 1
A kind of microfilament thermocouple automatic welding machine, comprises the first thermocouple wire 4, second thermocouple wire 13, X to wire feeder, Y-direction wire feeder, spot welding cut cells, base 30 and workbench 29;
Described workbench 29 is arranged on base 30, described X is arranged to wire feeder and Y-direction wire feeder region base 30 not being provided with workbench, described spot welding cut cells is arranged on workbench 29, first thermocouple wire 4 is transversely sent to spot welding cut cells to wire feeder by described X, described Y-direction wire feeder the second thermocouple wire 13 is longitudinally sent in spot welding cut cells with the first thermocouple wire 4 cross-lapping, first thermocouple wire 4 and the second thermocouple wire 13 weld by spot welding cut cells, it is reverse that X controls the first thermocouple wire 4 to wire feeder 31, Y-direction wire feeder controls after the second thermocouple wire 13 forward moves appropriate location, first thermocouple wire 4 and the second thermocouple wire 13 are cut off by spot welding cut cells.
Described X to wire feeder comprise X to stepper motor 1, X to compression rubber roll 5, X to compression rubber roller 6 and X to feed rolls 7;
Described X is connected to feed rolls 7 to the output shaft of stepper motor 1 with X, X is set in parallel in the top of X to feed rolls 7 to compression rubber roller 6, described X to compression rubber roll 5 be enclosed within described X to compression rubber roller 6 on and around X to compression rubber roller 6 freely rotate, described first thermocouple wire 4 is passed to the gap formed between feed rolls 7 to compressing rubber roll 5 and X by X, X is pressed on the first thermocouple wire 4 to compression rubber roll 5, when X is to the output shaft rotation of stepper motor 1, X is driven to rotate to feed rolls 7, X is to the frictional force of rotation generation to the first thermocouple wire 4 of feed rolls 7, first thermocouple wire 4 is transversely subjected to displacement.
Described X also comprises X bearing bracket stand 2, X bearing bracket stand 8 and X thermoelectric couple silk supply line wheel 3 forward backward to wire feeder;
Described X backward bearing bracket stand 2 and X forward bearing bracket stand 8 be arranged on base 30, described X is fixed on described X bearing bracket stand 2 and X forward on bearing bracket stand 8 backward respectively to the two ends and the X that compress rubber roller 6 to the two ends of feed rolls 7, described X thermoelectric couple silk supply line wheel 3 is arranged on base 30, for being wound around the first thermocouple wire 4.
Described Y-direction wire feeder comprises Y-direction stepper motor 16, and Y-direction compresses rubber roll 12, and Y-direction compresses rubber roller 10 and Y-direction feed rolls 11;
The output shaft of described Y-direction stepper motor 16 is connected with Y-direction feed rolls 11, Y-direction compresses the top that rubber roller 10 is set in parallel in Y-direction feed rolls 11, described Y-direction compresses rubber roll 12 and is enclosed within described Y-direction and compresses on rubber roller 10 and compress rubber roller 10 around Y-direction and freely rotate, described first thermocouple wire 4 compresses by Y-direction the gap formed between rubber roll 12 and Y-direction feed rolls 11 and passes, Y-direction compresses rubber roll 12 and is pressed on the first thermocouple wire 4, when the output shaft rotation of Y-direction stepper motor 16, Y-direction feed rolls 11 is driven to rotate, the rotation of Y-direction feed rolls 11 produces the frictional force to the first thermocouple wire 4, first thermocouple wire 4 is transversely subjected to displacement.
Described Y-direction wire feeder also comprises Y-direction rear axle bolster 15, Y-direction front axle bolster 9 and Y-direction thermocouple wire supply line wheel 14;
Described Y-direction rear axle bolster 15 is arranged on base 30 with Y-direction front axle bolster 9, described Y-direction compresses the two ends of rubber roller 10 and the two ends of Y-direction feed rolls 11 and is fixed on described Y-direction rear axle bolster 15 respectively with on Y-direction front axle bolster 9, described Y-direction thermocouple wire supply line wheel 14 is arranged on base 30, for being wound around the second thermocouple wire 13.
Described spot welding cut cells comprises a weldpool 26, X to clipper 25, U-shaped quartz ampoule 21 and Y-direction clipper 19;
Described some weldpool 26, X is arranged at U-shaped quartz ampoule 21 and X on the workbench 29 between wire feeder 31 to clipper 25, described Y-direction clipper 19 is arranged on the workbench 29 between Y-direction wire feeder 32 and some weldpool 26, described first thermocouple wire 4 enters U-shaped quartz ampoule 21 by first mouth of pipe of U-shaped quartz ampoule 21, spot welding pond 26 is entered after being gone out by second mouth of pipe of U-shaped quartz ampoule 21, on described second thermocouple wire 13 cross-lapping and the first thermocouple wire 4, first thermocouple wire 4 welds at a weldpool 26 with the second thermocouple wire 13, when the pad of the first thermocouple wire 4 and the second thermocouple wire 13 is positioned at the center of curvature of U-shaped quartz ampoule 21, described X cuts off the first thermocouple wire 4 to clipper 25, Y-direction clipper 19 cuts off the second thermocouple wire 13.
Described spot welding cut cells also comprises guide pipe 20 after X thermoelectric couple silk;
After described X thermoelectric couple silk, guide pipe 20 to be arranged between a weldpool 26 and second mouth of pipe of U-shaped quartz ampoule 21 and to fix with described workbench 29, during for limiting the first thermocouple wire 4 inlet point weldpool 26 and position of the second thermocouple wire 13 cross-lapping.
Described spot welding cut cells also comprises prelocalization pin 24, the material holder 22 of rear alignment pin 23 and U-shaped;
Between first mouth of pipe that described prelocalization pin 24 is arranged at U-shaped quartz ampoule 21 and second mouth of pipe, described rear alignment pin 23 is arranged at the center of curvature place of U-shaped quartz ampoule 21 inwall, and described material holder 22 is arranged on workbench 29, for fixing described U-shaped quartz ampoule 21.
Described workbench 29 is also provided with X thermoelectric couple silk guide pipe 28, X to displacement cylinder 27, Y-direction thermocouple wire guide pipe 17 and Y-direction displacement cylinder 18;
Described X thermoelectric couple silk guide pipe 28 and X to displacement cylinder 27 be arranged at described X to wire feeder and X to clipper 25 between, for limiting direction of motion when the first thermocouple wire 4 moves to U-shaped quartz ampoule 21 by X to wire feeder 31, described X thermoelectric couple silk guide pipe 28 is connected to the piston of displacement cylinder 27 with described X, for mobile X thermoelectric couple silk guide pipe 28 reverse before shearing first thermocouple wire 4;
Described Y-direction thermocouple wire guide pipe 17 and Y-direction displacement cylinder 18 are arranged between described Y-direction wire feeder and Y-direction clipper 19, for limiting direction of motion when the second thermocouple wire 13 moves to a some weldpool 26 by Y-direction wire feeder, described Y-direction thermocouple wire guide pipe 17 is connected with the piston of described Y-direction displacement cylinder 18, for mobile Y-direction thermocouple wire guide pipe 17 reverse before shearing second thermocouple wire 13.
Utilize a method for microfilament thermocouple automatic welding machine sweating heat thermocouple wire, comprise the following steps:
Step 1:X rotates to stepper motor 1 and Y-direction stepper motor 16, drive be wound in respectively X thermoelectric couple silk supply line wheel 3 and Y-direction thermocouple wire supply line wheel 14 on the first thermocouple wire 4 and the second thermocouple wire 13 move;
Step 2: the first thermocouple wire 4 enters U-shaped quartz ampoule 21 inlet point weldpool 26, second thermocouple wire 13 through Y-direction thermocouple wire guide pipe 17 inlet point weldpool 26 through X thermoelectric couple silk guide pipe 28;
Step 3: welded with the first thermocouple wire 4 in some weldpool 26 and the second thermocouple wire 13 by cross-lapping, the weld of the first thermocouple wire 4 and the second thermocouple wire 13 is pad;
Step 4: control X rotates backward to stepper motor 1, Y-direction stepper motor 16 rotates forward, and drives pad to move to the direction of U-shaped quartz ampoule 21;
Step 5: when pad enters the center of curvature of U-shaped quartz ampoule 21, X cuts off the first thermocouple wire 4 and the second thermocouple wire 13 to clipper 25 and Y-direction clipper 19.
In concrete enforcement, the thick corrosion resistant plate of 1.5mm is adopted to make 300mm × 200mm × 30mm (long × wide × high) bonding machine base.Wire feeder adopts the composite stepper motor (number of phases 2, step angle 1.8 °) output shaft is connected with feed rolls, compressing rubber roll is through on compression rubber roller, feed rolls and compression rubber roller are arranged in antero posterior axis bearing up and down, make to compress rubber roll and press close to feed rolls, its gap can according to thermocouple wire diameter adjustment.X, Y two overlaps in wire feeder antero posterior axis bearing mounting seat, and installation direction is orthogonal.Adopt the thick corrosion resistant plate of 3mm to make workbench, workbench is arranged on base, and setting height(from bottom) ensures that on workbench, guide pipe center is concordant with feed rolls top edge.Guide pipe material is stainless steel capillary, internal diameter φ 0.5mm, and X-direction guide pipe divides two sections, front and back, and back segment front end produces 1:5 tapering, is convenient to introduce guide pipe after thermocouple wire passes quartz ampoule.X-direction guide pipe leading portion and Y-direction guide pipe are connected with Y-direction guide pipe displacement cylinder piston rod with X-direction respectively, and guide pipe displacement cylinder is installed on the table.X-direction guide pipe back segment, material holder and quartz ampoule alignment pin are installed on the table, and installation site ensures that quartz ampoule is aimed at respectively with X-direction guide pipe front and rear sections.Adopt the clipper of pneumatic mechanism to install on the table, installation site adapts to thermocouple finished product length requirement.
After work starts, first different according to thermocouple wire diameter, regulate stepper motor step angle and programmable controller umber of pulse to control to wear a speed.If newly change thermocouple wire, need manually new thermocouple wire to be penetrated guide pipe, and the single step run of control step motor, make thermocouple wire arrive clipper position.
In each normal operating cycle, first U-shaped quartz ampoule is put into material holder, then start electrical equipment, the action under programmable logic controller controls of Y-direction stepper motor, drive feed rolls to drive thermocouple wire B to advance, through guide pipe, wire feed is to spot welding center; The action under programmable logic controller controls of X-direction stepper motor, drives feed rolls to drive thermocouple wire A to advance, through guide pipe, quartz ampoule and rear guide pipe, wire feed to spot welding center, thermocouple wire A and the stall of thermocouple wire B cross-lapping rear motor; Mash welder action, welds; Y-direction stepper motor rotates forward, X-direction stepper motor reverses, the thermocouple wire A that drive welds together and thermocouple wire B returns, when pad is positioned at the quartz ampoule center of curvature, motor stalling, X Y-direction guide pipe displacement cylinder drive guide pipe respectively after move, reserve clipped position, clipper action, length cuts off thermocouple wire on request; Quartz ampoule rolls off the production line, X Y-direction guide pipe displacement cylinder drive guide pipe to reset respectively, once welded.The length that thermocouple wire stretches out guide pipe is controlled by stepper motor step angle, ensures that between two kinds of thermocouple wires, the lap of splice is 0.25 ± 0.05mm.
The foregoing is only preferred embodiment of the present invention, not in order to limit the present invention, within the spirit and principles in the present invention all, any amendment done, equivalent replacement, improvement etc., all should be included within protection scope of the present invention.
Claims (10)
1. a microfilament thermocouple automatic welding machine, is characterized in that: comprise the first thermocouple wire (4), the second thermocouple wire (13), X is to wire feeder, Y-direction wire feeder, spot welding cut cells, base (30) and workbench (29);
Described workbench (29) is arranged on base (30), described X is arranged at region base (30) not being provided with workbench to wire feeder and Y-direction wire feeder, described spot welding cut cells is arranged on workbench (29), first thermocouple wire (4) is transversely sent to spot welding cut cells to wire feeder by described X, described Y-direction wire feeder the second thermocouple wire (13) is longitudinally sent in spot welding cut cells with the first thermocouple wire (4) cross-lapping, first thermocouple wire (4) and the second thermocouple wire (13) weld by spot welding cut cells, it is reverse that X controls the first thermocouple wire (4) to wire feeder, Y-direction wire feeder controls after the second thermocouple wire (13) forward moves appropriate location, first thermocouple wire (4) and the second thermocouple wire (13) are cut off by spot welding cut cells.
2. microfilament thermocouple automatic welding machine according to claim 1, it is characterized in that: described X comprises X to stepper motor (1) to wire feeder, X to compression rubber roll (5), X to compression rubber roller (6) and X to feed rolls (7);
Described X is connected to feed rolls (7) to the output shaft of stepper motor (1) with X, X is set in parallel in the top of X to feed rolls (7) to compression rubber roller (6), described X is enclosed within described X to compression rubber roll (5) and goes up to compressing rubber roller (6) and freely rotate to compression rubber roller (6) around X, described first thermocouple wire (4) by X to compressing rubber roll (5) and X passes to the gap formed between feed rolls (7), X is pressed on the first thermocouple wire (4) to compression rubber roll (5), when X is to the output shaft rotation of stepper motor (1), X is driven to rotate to feed rolls (7), X is to the frictional force of rotation generation to the first thermocouple wire (4) of feed rolls (7), first thermocouple wire (4) is transversely subjected to displacement.
3. microfilament thermocouple automatic welding machine according to claim 2, is characterized in that: described X also comprises X bearing bracket stand (2) backward to wire feeder, and X is bearing bracket stand (8) and X thermoelectric couple silk supply line wheel (3) forward;
Described X backward bearing bracket stand (2) and X forward bearing bracket stand (8) be arranged on base (30), described X is fixed on described X bearing bracket stand (2) and X forward on bearing bracket stand (8) backward respectively to the two ends and the X that compress rubber roller (6) to the two ends of feed rolls (7), described X thermoelectric couple silk supply line wheel (3) is arranged on base (30), for being wound around the first thermocouple wire (4).
4. microfilament thermocouple automatic welding machine according to claim 1, it is characterized in that: described Y-direction wire feeder comprises Y-direction stepper motor (16), Y-direction compresses rubber roll (12), and Y-direction compresses rubber roller (10) and Y-direction feed rolls (11);
The output shaft of described Y-direction stepper motor (16) is connected with Y-direction feed rolls (11), Y-direction compresses the top that rubber roller (10) is set in parallel in Y-direction feed rolls (11), described Y-direction compression rubber roll (12) is enclosed within described Y-direction compression rubber roller (10) and goes up and freely rotate around Y-direction compression rubber roller (10), described first thermocouple wire (4) compresses by Y-direction the gap formed between rubber roll (12) and Y-direction feed rolls (11) and passes, Y-direction compresses rubber roll (12) and is pressed on the first thermocouple wire (4), when the output shaft rotation of Y-direction stepper motor (16), Y-direction feed rolls (11) is driven to rotate, the rotation of Y-direction feed rolls (11) produces the frictional force to the first thermocouple wire (4), first thermocouple wire (4) is transversely subjected to displacement.
5. microfilament thermocouple automatic welding machine according to claim 4, it is characterized in that: described Y-direction wire feeder also comprises Y-direction rear axle bolster (15), Y-direction front axle bolster (9) and Y-direction thermocouple wire supply line wheel (14);
Described Y-direction rear axle bolster (15) and Y-direction front axle bolster (9) are arranged on base (30), the two ends at two ends and Y-direction feed rolls (11) that described Y-direction compresses rubber roller (10) are fixed on described Y-direction rear axle bolster (15) respectively with on Y-direction front axle bolster (9), described Y-direction thermocouple wire supply line wheel (14) is arranged on base (30), for being wound around the second thermocouple wire (13).
6. microfilament thermocouple automatic welding machine according to claim 1, it is characterized in that: described spot welding cut cells comprises a weldpool (26), X to clipper (25), U-shaped quartz ampoule (21) and Y-direction clipper (19);
Described some weldpool (26), X is arranged at U-shaped quartz ampoule (21) and X on the workbench (29) between wire feeder to clipper (25), described Y-direction clipper (19) is arranged on the workbench (29) between Y-direction wire feeder and some weldpool (26), described first thermocouple wire (4) enters U-shaped quartz ampoule (21) by first mouth of pipe of U-shaped quartz ampoule (21), spot welding pond (26) is entered after being gone out by second mouth of pipe of U-shaped quartz ampoule (21), on described second thermocouple wire (13) cross-lapping and the first thermocouple wire (4), first thermocouple wire (4) welds at a weldpool (26) with the second thermocouple wire (13), when the first thermocouple wire (4) is positioned at the center of curvature of U-shaped quartz ampoule (21) with the pad of the second thermocouple wire (13), described X cuts off the first thermocouple wire (4) to clipper (25), Y-direction clipper (19) cuts off the second thermocouple wire (13).
7. microfilament thermocouple automatic welding machine according to claim 6, is characterized in that: described spot welding cut cells also comprises guide pipe (20) after X thermoelectric couple silk;
To fix with described workbench (29) between second mouth of pipe that after described X thermoelectric couple silk, guide pipe (20) is arranged at a weldpool (26) and U-shaped quartz ampoule (21), during for limiting the first thermocouple wire (4) inlet point weldpool (26) and the position of the second thermocouple wire (13) cross-lapping.
8. microfilament thermocouple automatic welding machine according to claim 6, is characterized in that: described spot welding cut cells also comprises prelocalization pin (24), the material holder (22) of rear alignment pin (23) and U-shaped;
Between first mouth of pipe that described prelocalization pin (24) is arranged at U-shaped quartz ampoule (21) and second mouth of pipe, described rear alignment pin (23) is arranged at the center of curvature place of U-shaped quartz ampoule (21) inwall, described material holder (22) is arranged on workbench (29), for fixing described U-shaped quartz ampoule (21).
9. according to the arbitrary described microfilament thermocouple automatic welding machine of claim 6 to 8, it is characterized in that: described workbench (29) is also provided with X thermoelectric couple silk guide pipe (28), X to displacement cylinder (27), Y-direction thermocouple wire guide pipe (17) and Y-direction displacement cylinder (18);
Described X thermoelectric couple silk guide pipe (28) and X to displacement cylinder (27) be arranged at described X to wire feeder and X to clipper (25) between, for limiting direction of motion when the first thermocouple wire (4) moves to U-shaped quartz ampoule (21) by X to wire feeder, described X thermoelectric couple silk guide pipe (28) is connected to the piston of displacement cylinder (27) with described X, for reverse mobile X thermoelectric couple silk guide pipe (28) before shearing first thermocouple wire (4);
Described Y-direction thermocouple wire guide pipe (17) and Y-direction displacement cylinder (18) are arranged between described Y-direction wire feeder and Y-direction clipper (19), for limiting direction of motion when the second thermocouple wire (13) moves to a weldpool (26) by Y-direction wire feeder, described Y-direction thermocouple wire guide pipe (17) is connected with the piston of described Y-direction displacement cylinder (18), for reverse mobile Y-direction thermocouple wire guide pipe (17) before shearing second thermocouple wire (13).
10. utilize a method for microfilament thermocouple automatic welding machine sweating heat thermocouple wire, it is characterized in that, comprise the following steps:
Step 1:X rotates to stepper motor (1) and Y-direction stepper motor (16), drive be wound in respectively X thermoelectric couple silk supply line wheel (3) and Y-direction thermocouple wire supply line wheel (14) on the first thermocouple wire (4) and the second thermocouple wire (13) move;
Step 2: the first thermocouple wire (4) enters U-shaped quartz ampoule (21) inlet point weldpool (26) through X thermoelectric couple silk guide pipe (28), the second thermocouple wire (13) is through Y-direction thermocouple wire guide pipe (17) inlet point weldpool (26);
Step 3: welded with the first thermocouple wire (4) in some weldpool (26) and the second thermocouple wire (13) by cross-lapping, the weld of the first thermocouple wire (4) and the second thermocouple wire (13) is pad;
Step 4: control X rotates backward to stepper motor (1), Y-direction stepper motor (16) rotates forward, and drives pad to move to the direction of U-shaped quartz ampoule (21);
Step 5: when pad enters the center of curvature of U-shaped quartz ampoule (21), X cuts off the first thermocouple wire (4) and the second thermocouple wire (13) to clipper (25) and Y-direction clipper (19).
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| CN201410003282.0A CN103753039B (en) | 2014-01-03 | 2014-01-03 | A kind of microfilament thermocouple automatic welding machine and welding method |
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Families Citing this family (8)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN104275543A (en) * | 2014-09-19 | 2015-01-14 | 中山市鸿程科研技术服务有限公司 | Welding process of kanthal resistance wires |
| CN106624528B (en) * | 2015-10-29 | 2018-10-26 | 上海梅山钢铁股份有限公司 | A kind of use for laboratory thermocouple welding platform and welding method |
| CN109108549B (en) * | 2018-08-28 | 2020-07-21 | 盐城普鑫自动化科技有限公司 | Portable welding set for thermocouple |
| CN110561116A (en) * | 2019-09-11 | 2019-12-13 | 武汉祺点芯智能科技有限公司 | Automatic wire feeding and welding integrated machine and operation method thereof |
| CN112621072A (en) * | 2020-12-22 | 2021-04-09 | 李思梦 | Ultra-thin thermocouple welding set |
| CN113385925A (en) * | 2021-06-23 | 2021-09-14 | 华中科技大学 | Micro thermocouple wire threading device and processing method |
| CN116175184B (en) * | 2022-12-15 | 2023-12-05 | 乐清市金正实业有限公司 | Automatic production device for spot welding, shearing and tubing of coupling wires |
| CN115922173B (en) * | 2023-03-15 | 2023-06-02 | 辛集市科鑫冶金设备有限公司 | Thermocouple welding threading equipment |
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