CN102528228B - Platform for measuring average arc force of superaudio-frequency pulse TIG (Tungsten Inert Gas) welding - Google Patents
Platform for measuring average arc force of superaudio-frequency pulse TIG (Tungsten Inert Gas) welding Download PDFInfo
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- CN102528228B CN102528228B CN201210052256.8A CN201210052256A CN102528228B CN 102528228 B CN102528228 B CN 102528228B CN 201210052256 A CN201210052256 A CN 201210052256A CN 102528228 B CN102528228 B CN 102528228B
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Abstract
The invention discloses a platform for measuring average arc force of superaudio-frequency pulse TIG (Tungsten Inert Gas) welding, wherein the measurement platform comprises a welding gun, an X-direction sliding table, a Y-direction sliding table, a Z-direction coarse-tuning sliding table, a Z-direction fine-tuning sliding table, a processing platform, a force measurement sensor, a balance weight and a plurality of support connection plates used for supporting and connecting. The measurement platform disclosed by the invention is mainly used for measuring the arc force of the superaudio-frequency pulse TIG welding, and the arc force measurement of superaudio-frequency pulse welding of common metal materials can be realized; on the basis of the matched movements of the four sliding tables, a three-freedom movement system of the welding gun is designed, the welding gun moves along the direction of a welding joint due to the X-direction sliding table, the top end of a tungsten electrode and the welding joint are subjected to centering control due to the Y-direction sliding table, the distance between the top end of the tungsten electrode and a workpiece is adjusted accurately by the coarse-tuning sliding table and the fine-tuning sliding table in the Z-direction, and the arc is kept to be highly constant during a welding test.
Description
Technical field
The present invention relates to a kind of arc force measuring table, more particularly, refer to that a kind of can realization converts superaudio pulse TIG (argon tungsten-arc welding) welding arc force measurement platform soon to multiple Aero-Space common metal materials such as titanium alloy, aluminium alloy, stainless steels.
Background technology
The various metals materials such as titanium alloy, aluminium alloy, stainless steel are widely used in fields such as Aero-Space, communications and transportation, shipbuildings, and its solder technology and technique have determined the workpiece performance after appearance of weld quality and moulding.The traditional welding method of aluminium alloy is to adopt ac tungsten inert gases welding, and titanium alloy and stainless steel adopt direct-current tungsten electrode argon-arc.In production practices, traditional argon arc welding weldment exists that tensile strength is low, section percentage of elongation is little, solidification cracking trend is obvious and the shortcoming such as pore is more; Development along with materials processing technology, there is pulsed argon arc welding and be applied in production practices, improved to a certain extent the mechanical property of weldment, and its postwelding organization optimization has been produced to positive role, yet, owing to being subject to the restriction of source of welding current main circuit design method, tradition pulsed tungsten argon arc weld(ing) electric power outputting current switching rate is lower, is only 5A/ μ s, in Welded, by occurring the current over-zero dead band of number microsecond, cause blow-out phenomenon; In order to address the above problem, Welder author has successfully developed fast conversion superaudio pulsed tungsten argon arc weld(ing) weldering new technology, can realize the switching rate that output current surpasses 50A/ μ s, pulse current frequency 0～80kHz is adjustable, based on this new technology, multiple common metal material postwelding mechanical property obtains larger raising, and the arc force of take explores as basis the emphasis that this new technology welding point Optimization Mechanism becomes current research.
Arc force is the important component part in arc physics phenomenon analysis, and arc force acts on molten bath, and molten bath is had to stirring action, affects weld metal crystallization process.Result of study shows, during fast conversion superaudio pulse TIG (argon tungsten-arc welding) welding, periodically variable arc pressure can broken dendrite to the stirring action in molten bath, increase the nucleus of crystal in molten bath, promote weld grain refinement, simultaneously, pulse current amplitude, frequency, dutycycle, the rate of change of rise-time of current and trailing edge and arc force can be to generation effects such as arc shape and thermodynamic activities thereof, and then affect welding arc behavior and molten bath flow behavior, final decision appearance of weld and welding quality, therefore, researching and analysing electric arc mechanical characteristic has important practical significance and engineering significance to fast conversion superaudio pulse TIG welding structure property Optimization Mechanism research.
Summary of the invention
The object of the invention is based on precise force-measuring sensor survey mean force principle design fast conversion superaudio pulse TIG welding arc force measuring table, its main application is the arc force measurement that superaudio pulse TIG welding connects, and can realize common metal material superaudio pulse welding arc force and measure; Based on four sliding stand routing motions, designed welding gun three-degree-of-freedom motion system, by directions X sliding stand, realizing welding gun moves along bead direction, with Y-direction sliding stand, carry out tungsten electrode top and the adjusting of weld seam centering, distance in Z direction by coarse adjustment, fine setting sliding stand fine adjustment tungsten electrode top and workpiece, guarantees electric arc constant height in soldering test process; By host computer, the instruction of directions X sliding stand is controlled and can be guaranteed that welding region is positioned at force cell effective range, the baud rate of simultaneously setting by host computer receives the arc force data that force cell gathers.Evidence, this measuring table the data obtained is stable, good reliability, its kinematic system can realize welding gun preferably in set scope, both take the altitude, along the stable motion of set direction, had effectively guaranteed the accuracy of precise force-measuring sensor institute image data and the repeatability of test.By DATA REASONING complete to arc force characteristic, system, for analysis and research superaudio pulse TIG welding butt-welding fitting structure property Optimization Mechanism provides foundation.
A kind of superaudio pulsed tungsten argon arc weld(ing) average arc power measuring table of the present invention, this measuring table includes welding gun (20), directions X sliding stand (1), Y-direction sliding stand (2), Z direction coarse adjustment sliding stand (3), Z directional trim sliding stand (4), processing platform (5), force cell (6), balance weight body (9), and a plurality of for playing the support and connection plate of support and connection function;
It is upper that welding gun (20) is arranged on F support connecting piece (10F), and fixing by two snap closes (20A);
F support connecting piece (10F) is arranged on one end of G support connecting piece (10G), and the other end of G support connecting piece (10G) is arranged on Z directional trim sliding stand (4); Y-direction sliding stand (2) is arranged on one end of D support connecting piece (10D), Y-direction sliding stand (2) is installed together with Z directional trim sliding stand (4), between D support connecting piece (10D) and G support connecting piece (10G), is Y-direction sliding stand (2) and Z directional trim sliding stand (4); The other end of D support connecting piece (10D) is connected with one end of E support connecting piece (10E), and balance weight body (9) is installed on the other end of E support connecting piece (10E);
Directions X leading screw (1A) is installed on directions X sliding stand (1), on described directions X leading screw (1A), is socketed with directions X slide block (1B), servomotor (1C) is installed on one end of directions X sliding stand (1); Directions X leading screw (1A) drives directions X slide block (1B) motion under the driving of servomotor (1C); The back of directions X sliding stand (1) is arranged on the side plate (5A) of workbench (5) by A support connecting piece (10A) and B support connecting piece (10B);
Z direction leading screw (3A) is installed on Z direction coarse adjustment sliding stand (3), on described Z direction leading screw (3A), be socketed with Z direction slide block (3B), Z direction coarse adjustment turn-knob (3C) is installed on Z direction coarse adjustment sliding stand (3), and Z direction coarse adjustment turn-knob (3C) is connected with one end of Z direction leading screw (3A); The back of Z direction coarse adjustment sliding stand (3) is arranged on the another side of C support connecting piece (10C);
Processing platform (5) is L shaped structure; Directions X sliding stand (1) is arranged on the side plate (5A) of workbench (5) by A support connecting piece (10A) and B support connecting piece (10B); Force cell (6) is installed in the gripper shoe of workbench (5); Force cell (6) is by lifting platform (6A), and control panel (6B) and display screen (6C) form; Sample (8) is placed on the battery lead plate (7) of force cell (6), battery lead plate (7) is realized the adjusting of the z direction of sample (8) by lifting platform (6A), parameter setting to welding average arc force data gatherer process is realized by control panel (6B), and the real-time data curve of average arc power can pass through display screen (6C) and show.
The advantage that the present invention converts superaudio pulse TIG welding arc force measuring table is soon:
1. the engineering of take application is actual measures the arc force of normal as-welded lower welding process as background has realized, and can change and carry out Real-Time Monitoring the arc force of welding process, with this, seek the parameter matching of weldment quality weld moulding, to parameter matching and optimization in its engineering application, provide foundation.
2. according to arc force measurement data under different welding parameters, can set up the relation curve of the current parameters such as arc force and pulse current frequency, dutycycle, for analyzing the influence factor of arc force, provide reference, also for studying fast conversion superaudio pulse TIG welding joint microstructure performance optimization mechanism, provide equipment support and test data support.
3. based on four sliding stand interlocks, realize the Three Degree Of Freedom reliable movement of welding gun, wherein Z direction has the mutual alignment of coarse adjustment sliding stand and fine setting sliding stand assurance welding gun and surface of the work, Y-direction realizes tungsten electrode top and weld seam center, and directions X is controlled welding gun and advanced along bead direction is stable.
4. three-degree-of-freedom motion system is controlled the effective range that welding position is positioned at precise force-measuring sensor, the Stability and veracity of guarantee test by X (PC control), Y-direction sliding stand.
Accompanying drawing explanation
Fig. 1 is the structure chart of superaudio pulse TIG welding average arc power measuring table of the present invention.
Fig. 2 is superaudio pulse TIG welding average arc power measuring table of the present invention structure chart to the right.
Fig. 3 is superaudio pulse TIG welding average arc power measuring table of the present invention structure chart to the left.
In figure, be numbered: 1.X direction sliding stand; 1A.X direction leading screw; 1B.X direction slide block; 1C. servomotor; 2.Y direction sliding stand; 2A.Y direction turn-knob; 3.Z direction coarse adjustment sliding stand; 3A.Z direction leading screw; 3B.Z direction slide block; 3C.Z direction coarse adjustment turn-knob; 4.Z directional trim sliding stand; 4A.Z directional trim turn-knob; 5. processing platform; 6. force cell; 6A. lifting platform; 6B. control panel; 6C. display screen; 7. battery lead plate; 8. sample; 9. balance weight body; 10A.A support connecting piece; 10B.B support connecting piece; 10C.C support connecting piece; 10D.D support connecting piece; 10E.E support connecting piece; 10F.F support connecting piece; 10G.G support connecting piece; 20. welding guns; 20A. snap close.
The specific embodiment
Below in conjunction with accompanying drawing, the present invention is described in further detail.
Shown in Fig. 1, Fig. 2, Fig. 3, a kind of superaudio pulse TIG welding average arc power measuring table of the present invention, this measuring table includes welding gun 20, directions X sliding stand 1, Y-direction sliding stand 2, Z direction coarse adjustment sliding stand 3, Z directional trim sliding stand 4, processing platform 5, force cell 6, balance weight body 9, and a plurality of for playing the support and connection plate of support and connection function.
(1) welding gun 20
It is upper that welding gun 20 is arranged on F support connecting piece 10F, and fix by two snap close 20A.
In the present invention, stable when guaranteeing that welding gun 20 is in working order, the weight of welding gun 20 and balance weight body 9 (balance weight body 9 is arranged on E support and connection plate 10E) are suitable.
Adopt the measuring table of the present invention's design to carry out in welding process, under the driving of servomotor 1C, directions X slide block 1B moves along directions X leading screw 1A, directions X slide block 1B is connected with Z direction coarse adjustment sliding stand 3 by C support connecting piece 10C, has realized the motion in the x direction of 20 pairs of samples 8 of welding gun in process;
It is upper that welding gun 20 is arranged on F support connecting piece 10F, and F support connecting piece 10F is arranged on one end of G support connecting piece 10G, and the other end of G support connecting piece 10G is arranged on Z directional trim sliding stand 4; In the present invention, described G support connecting piece 10G is L shaped structural member.Y-direction sliding stand 2 is arranged on one end of D support connecting piece 10D, and Y-direction sliding stand 2 is installed together with Z directional trim sliding stand 4, between D support connecting piece 10D and G support connecting piece 10G, is Y-direction sliding stand 2 and Z directional trim sliding stand 4.The other end of D support connecting piece 10D is connected with one end of E support connecting piece 10E, on the other end of E support connecting piece 10E, balance weight body 9 is installed.Described E support connecting piece 10E is L shaped structural member.
Y-direction sliding stand 2 is installed on G support connecting piece 10G by Z directional trim sliding stand 4, and by G support connecting piece 10G, F support connecting piece 10F, be connected with welding gun 20 successively, in the course of work, regulate Y-direction knob 2A to realize the motion in the y direction of 20 pairs of samples 8 of welding gun in process;
It is upper that Z direction coarse adjustment sliding stand 3 is arranged on C support connecting piece 10C, and Z direction slide block 3B is arranged on a side of balance weight body 9, and the another side of balance weight body 9 is arranged on E support connecting piece 10E; It is upper that Z direction slide block 3B is socketed in Z direction leading screw 3A, and by regulating Z direction coarse adjustment turn-knob 3C to realize Z direction slide block 3B moving up and down on Z direction leading screw 3A, i.e. the motion of wide range in the z direction of 20 pairs of samples 8 of welding gun in process.
Z directional trim sliding stand 4 is connected with welding gun 20 by G support connecting piece 10G, F support connecting piece 10F successively, and the Z directional trim turn-knob 4A on Z directional trim sliding stand 4 can realize in the z direction of 20 pairs of samples 8 of welding gun in process and finely tuning.
(2) directions X sliding stand 1
Shown in Fig. 1, Fig. 2, Fig. 3, directions X leading screw 1A is installed on directions X sliding stand 1, on described directions X leading screw 1A, be socketed with directions X slide block 1B, servomotor 1C is installed on one end of directions X sliding stand 1.Directions X leading screw 1A drives directions X slide block 1B motion under the driving of servomotor 1C.
The back of directions X sliding stand 1 is arranged on the side plate 5A of workbench 5 by A support connecting piece 10A and B support connecting piece 10B.
In the present invention, directions X leading screw 1A is installed on directions X sliding stand 1, directions X leading screw 1A and servomotor 1C are connected to conventional connected mode.
It is upper that one end of directions X slide block 1B is socketed in directions X leading screw 1A, and the other end of directions X slide block 1B is arranged on a side of C support connecting piece 10C, and the another side of C support connecting piece 10C is arranged on the back of Z direction coarse adjustment sliding stand 3.Directions X slide block 1B is connected with Z direction coarse adjustment sliding stand 3 by C support connecting piece 10C, realized the motion in the x direction of 20 pairs of samples 8 of welding gun in process, be welding gun 20 under the driving of servomotor 1C, the motion with directions X slide block 1B on directions X leading screw 1A.
(3) Z direction sliding stand 3
Shown in Fig. 1, Fig. 2, Fig. 3, Z direction leading screw 3A is installed on Z direction coarse adjustment sliding stand 3, on described Z direction leading screw 3A, be socketed with Z direction slide block 3B, Z direction coarse adjustment turn-knob 3C is installed on Z direction coarse adjustment sliding stand 3, and Z direction coarse adjustment turn-knob 3C is connected with one end of Z direction leading screw 3A.
The back of Z direction coarse adjustment sliding stand 3 is arranged on the another side of C support connecting piece 10C.
Z direction slide block 3B is arranged on a side of balance weight body 9, and the another side of balance weight body 9 is arranged on one end of E support connecting piece 10E; It is upper that Z direction slide block 3B is socketed in Z direction leading screw 3A, and by regulating Z direction coarse adjustment turn-knob 3C to realize Z direction slide block 3B moving up and down on Z direction leading screw 3A, i.e. motion in the z direction of 20 pairs of samples 8 of welding gun in process.
In the present invention, Z direction leading screw 3A is installed on Z direction coarse adjustment sliding stand 3, Z direction leading screw 3A and Z direction slide block 3B are connected to conventional connected mode.
(4) Y-direction sliding stand 2 and Z directional trim sliding stand 4
Shown in Fig. 1, Fig. 2, Fig. 3, Z directional trim sliding stand 4 and Y-direction sliding stand 2 are arranged between a side of D support connecting piece 10D and one end of G support connecting piece 10G; The other end of E support connecting piece 10E is installed on the another side of D support connecting piece 10D; F support connecting piece 10F is installed on the other end of G support connecting piece 10G; On F support connecting piece 10F, welding gun 20 is installed; Z directional trim turn-knob 4A on Z directional trim sliding stand 4 can realize in the z direction of 20 pairs of samples 8 of welding gun in process and finely tuning.
(5) processing platform 5
Shown in Fig. 1, Fig. 2, Fig. 3, processing platform 5 is L shaped structure; Directions X sliding stand 1 is arranged on the side plate 5A of workbench 5 by A support connecting piece 10A and B support connecting piece 10B; Force cell 6 is installed in the gripper shoe of workbench 5.
In the present invention, can measuring table of the present invention be arranged on the platform of any 350mm of being greater than * 200mm in TIG weldering process by processing platform 5.
(6) force cell 6
Shown in Fig. 1, Fig. 2, Fig. 3, force cell 6 is selected the BS+1100 type force cell of Shanghai Yousheng Balance Co., Ltd., range 1100g, precision 0.01g, Switching Power Supply DC7.5V, 450mA, its RS232 communications protocol is that every 10BIT is a Frame, wherein BIT1, BIT10 are respectively start bit and position of rest, and BIT2～BIT9 is data bit.
In the present invention, sample 8 is placed on the battery lead plate 7 of force cell 6, battery lead plate 7 is realized the adjusting of the z direction of sample 8 by lifting platform 6A, parameter setting to welding average arc force data gatherer process is realized by control panel 6B, and the real-time data curve of average arc power can show by display screen 6C.
In the present invention, in welding process, welding gun 20 needs water-cooling system to guarantee its steady operation, by the superaudio pulse power, provide welding as energy source, by host computer, servomotor 1C is controlled, and gather the average arc force data that force cell 6 obtains, in host computer, the storage of average arc force data is completed by the PCI-1712UL data collecting card of Beijing Yan Hua Co., Ltd, PCI-1712UL data collecting card is 4 Channel Synchronous 10MS/s analog signal input cards, switching rate can reach 10MS/s, there are 12 bit A/D converters, the single-ended analog input of 4 passage, the gain programmable of each input channel wherein, 32K plate carries FIFO, 4 A/D converters are sampled simultaneously, multiple A/D trigger mode, programmable touch hair device/timer BoardID switch, the average arc force data of host computer storage can be monitored in real time by host computer interface curve plotting.
When the superaudio pulse TIG welding average arc power measuring table that adopts the present invention to design carries out one-point measurement average arc power, sample 8 is fixed on the central authorities of battery lead plate 7, servomotor 1C does not work, and 1B is static for directions X slide block, keeps the tungsten electrode of welding gun 20 to point on the sample 8 of battery lead plate 7 central authorities; Locked Y-direction sliding stand 2, Z directional trim sliding stand 4 and Z direction sliding stand 3; By control panel 6B, open force cell 6, zeroing after registration is stable; Open Z direction coarse adjustment sliding stand 3 locked switches, by Z direction coarse adjustment knob 3B, regulate tungsten electrode to approach sample 8 surfaces until distance L EssT.LTssT.LT 1mm, locked Z direction coarse adjustment sliding stand 3; Open the locked switch of Z-direction of Z directional trim sliding stand 4, regulate tungsten electrode slowly to approach sample 8, if display screen 6C registration be greater than zero slowly regulate tungsten electrode away from sample 8 to registration back to zero, repeat this process until display screen 6C registration is zero just, now can think that tungsten electrode contacts with sample 8 just; Regulate the Z directional trim knob 4A of Z directional trim sliding stand 4 to make it away from sample 8, by the micrometer scale on Z directional trim knob 4A, control the distance of tungsten electrode and sample 8, regulated rear locked Z directional trim knob 4A; Open the locked switch of Y-direction of Y-direction sliding stand 2, regulate the position of tungsten electrode on sample 8, regulated the locked switch of rear locked Y-direction, so far complete the front preparation that regulates of welding gun 20 welderings.
By source of welding current striking and more than smooth combustion 10s, arc force on sample 8 acts on force cell 6 by battery lead plate 7, force cell 6 receives and is converted into that voltage signal is transferred to computer and capture card stores after arc force signals and as the result of this measurement, force cell 6 transfers to display screen 6C by inner screen display circuit by result simultaneously, by the stable registration that display screen 6C is shown, can in experimentation, to average arc power, monitor in real time, average arc force curve can carry out instant playback by host computer interface simultaneously.
Close the source of welding current and complete fixed point average arc power list group current parameters single measurement experiment, by repeatedly repeating experiment, can grasp the average arc power under certain group current parameters.
When the superaudio pulse TIG welding average arc power measuring table that adopts the present invention to design carries out straight bead welding measurement average arc power, sample 8 is fixed on battery lead plate 7 central authorities, the place ahead in sample 8 striking one sides installs run-on tab additional, run-on tab material, thickness should be identical with sample 8, opening servomotor 1C regulates welding gun 20 to point to run-on tab correct position, by control panel 6B, the required displacement of welding process, speed parameter are set, make it in ready state; Locked Y-direction sliding stand 2 and Z directional trim sliding stand 4 and Z direction sliding stand 3; By control panel 6B, open force cell 6, zeroing after registration is stable; Open Z direction coarse adjustment sliding stand 3 locked switches, by Z direction coarse adjustment knob 3B, regulate tungsten electrode to approach sample 8 surfaces until distance L EssT.LTssT.LT 1mm, locked Z direction coarse adjustment sliding stand 3; Open the locked switch of Z-direction of Z directional trim sliding stand 4, regulate tungsten electrode slowly to approach sample 8, if display screen 6C occur registration slowly regulate tungsten electrode away from sample 8 to registration back to zero, repeat this process until display screen 6C registration is zero just, now can think that tungsten electrode contacts with sample 8 just; Regulate the Z directional trim knob 4A of Z directional trim sliding stand 4 to make it away from sample 8, by the micrometer scale on Z directional trim knob 4A, control the distance of tungsten electrode and sample 8, regulated rear locked Z directional trim knob 4A; Open the locked switch of Y-direction of Y-direction sliding stand 2, regulate the position of tungsten electrode on sample 8, regulated the locked switch of rear locked Y-direction, so far complete the front preparation that regulates of welding gun 20 welderings.
By source of welding current striking smooth combustion, host computer is controlled directions X slide block 1B by servomotor 1C and is moved by setting kinematic parameter, drive welding gun 20 to carry out straight bead welding, force cell 6 is according to setting to computer and capture card transmission data, computer and capture card receive and store each stage average arc force data of welding process according to setting, and average arc force curve can carry out instant playback by host computer interface simultaneously.
Directions X slide block 1B moves to setting terminal to be stopped, and closes source of welding current blow-out, accomplish linear weld seam average arc power list group current parameters single measurement experiment.In welding process, force cell 6 transfers to display screen 6C by inner screen display circuit by result, by the stable registration that display screen 6C is shown, can in experimentation, to average arc power, monitor in real time.
Claims (3)
1. a superaudio pulsed tungsten argon arc weld(ing) average arc power measuring table, this measuring table includes welding gun (20), directions X sliding stand (1), Y-direction sliding stand (2), processing platform (5), force cell (6), balance weight body (9) and a plurality ofly for rising, supports and the support and connection plate of connection function; It is characterized in that: also comprise Z direction coarse adjustment sliding stand (3), Z directional trim sliding stand (4);
It is upper that welding gun (20) is arranged on F support connecting piece (10F), and fixing by two snap closes (20A);
F support connecting piece (10F) is arranged on one end of G support connecting piece (10G), and the other end of G support connecting piece (10G) is arranged on Z directional trim sliding stand (4); Y-direction sliding stand (2) is arranged on one end of D support connecting piece (10D), Y-direction sliding stand (2) is installed together with Z directional trim sliding stand (4), between D support connecting piece (10D) and G support connecting piece (10G), is Y-direction sliding stand (2) and Z directional trim sliding stand (4); The other end of D support connecting piece (10D) is connected with one end of E support connecting piece (10E), and balance weight body (9) is installed on the other end of E support connecting piece (10E);
Directions X leading screw (1A) is installed on directions X sliding stand (1), on described directions X leading screw (1A), is socketed with directions X slide block (1B), servomotor (1C) is installed on one end of directions X sliding stand (1); Directions X leading screw (1A) drives directions X slide block (1B) motion under the driving of servomotor (1C); The back of directions X sliding stand (1) is arranged on the side plate (5A) of processing platform (5) by A support connecting piece (10A) and B support connecting piece (10B);
Z direction leading screw (3A) is installed on Z direction coarse adjustment sliding stand (3), on described Z direction leading screw (3A), be socketed with Z direction slide block (3B), Z direction coarse adjustment turn-knob (3C) is installed on Z direction coarse adjustment sliding stand (3), and Z direction coarse adjustment turn-knob (3C) is connected with one end of Z direction leading screw (3A); The back of Z direction coarse adjustment sliding stand (3) is arranged on the another side of C support connecting piece (10C);
Processing platform (5) is L shaped structure; The back of directions X sliding stand (1) is arranged on the side plate (5A) of processing platform (5) by A support connecting piece (10A) and B support connecting piece (10B); Force cell (6) is installed in the gripper shoe of processing platform (5); Force cell (6) is by lifting platform (6A), and control panel (6B) and display screen (6C) form; Sample (8) is placed on the battery lead plate (7) of force cell (6), battery lead plate (7) is realized the adjusting of the z direction of sample (8) by lifting platform (6A), parameter setting to welding average arc force data gatherer process is realized by control panel (6B), and the real-time data curve of average arc power can pass through display screen (6C) and show;
Under the driving of servomotor (1C), directions X slide block (1B) moves along directions X leading screw (1A), directions X slide block (1B) is connected with Z direction coarse adjustment sliding stand (3) by C support connecting piece (10C), has realized welding gun (20) motion in the x direction in process to sample (8);
Y-direction sliding stand (2) is installed on G support connecting piece (10G) by Z directional trim sliding stand (4), and by G support connecting piece (10G), F support connecting piece (10F), be connected with welding gun (20) successively, in the course of work, regulate Y-direction knob (2A) to realize welding gun (20) motion in the y direction in process to sample (8);
It is upper that Z direction coarse adjustment sliding stand (3) is arranged on C support connecting piece (10C), and Z direction slide block (3B) is arranged on a side of balance weight body (9), and the another side of balance weight body (9) is arranged on E support connecting piece (10E); Z direction slide block (3B) is socketed on Z direction leading screw (3A), and by regulating Z direction coarse adjustment turn-knob (3C) to realize Z direction slide block (3B) moving up and down on Z direction leading screw (3A), i.e. welding gun (20) motion of the wide range in the z direction in process to sample (8);
Z directional trim sliding stand (4) is connected with welding gun (20) by G support connecting piece (10G), F support connecting piece (10F) successively, and the Z directional trim turn-knob (4A) on Z directional trim sliding stand (4) can be realized welding gun (20) sample (8) is finely tuned in the z direction in process.
2. superaudio pulsed tungsten argon arc weld(ing) average arc power measuring table according to claim 1, is characterized in that: described measuring table can carry out one-point measurement average arc power.
3. superaudio pulsed tungsten argon arc weld(ing) average arc power measuring table according to claim 1, is characterized in that: described measuring table can carry out straight bead welding and measure average arc power.
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201210052256.8A CN102528228B (en) | 2012-03-01 | 2012-03-01 | Platform for measuring average arc force of superaudio-frequency pulse TIG (Tungsten Inert Gas) welding |
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| Application Number | Priority Date | Filing Date | Title |
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| CN201210052256.8A CN102528228B (en) | 2012-03-01 | 2012-03-01 | Platform for measuring average arc force of superaudio-frequency pulse TIG (Tungsten Inert Gas) welding |
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| CN102528228A CN102528228A (en) | 2012-07-04 |
| CN102528228B true CN102528228B (en) | 2014-05-07 |
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| CN202129537U (en) * | 2011-04-08 | 2012-02-01 | 北京工业大学 | Device for jointly testing arc current density distribution and arc pressure distribution |
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