CN109834369A - Electrostatic probe aided measurement device for the diagnosis of narrow gap TIG weld electric arc - Google Patents
Electrostatic probe aided measurement device for the diagnosis of narrow gap TIG weld electric arc Download PDFInfo
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- CN109834369A CN109834369A CN201910162898.5A CN201910162898A CN109834369A CN 109834369 A CN109834369 A CN 109834369A CN 201910162898 A CN201910162898 A CN 201910162898A CN 109834369 A CN109834369 A CN 109834369A
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- side wall
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Abstract
For the electrostatic probe aided measurement device of narrow gap TIG weld electric arc diagnosis, it is made of bottom water cooling copper shoe, side wall water-cooled copper block and the fixed copper billet of positioning.Wherein, water cooling copper shoe in bottom includes bottom adjusting slider, groove bottom boss, bottom left positioning groove, bottom right positioning groove, bottom L-type water-cooling channel and two fixing screwed holes；Side wall water-cooled copper block includes concave slot, left side wall, right side wall, the double L-shaped water-cooling channel of left side wall, the double L-shaped water-cooling channel of right side wall, left side wall electrostatic probe hole, right side wall electrostatic probe hole, left positioning Gu Bi, right positioning Gu Bi and bottom water cooling pipe through-hole；Positioning fixed copper billet includes locating piece, positioning groove and two location holes.
Description
Technical field
The invention belongs to narrow gap TIG weld technical fields, and in particular to for the quiet of narrow gap TIG weld electric arc diagnosis
Electric probe aided measurement device.
Background technique
It is only to weld in several millimeters of type I groove that electric arc is placed in width by narrow gap TIG weld method, Neng Gouxian
It writes and reduces filling metal material and heat input, improve welding efficiency, and obtain the welding point of good mechanical performance.However, narrow
TIG weld electric arc electric field is influenced to change by groove side wall in the type I groove of gap, so that welding process electric arc regulates and controls difficulty
It greatly increases；Meanwhile it can also generate and shunt caused base angle lack of fusion defect from current density to side wall.Therefore, how
The distribution of TIG weld arc current density, which becomes, in control narrow gap type I groove realizes that the key of narrow gap TIG weld method is asked
Topic, and the measurement diagnosis of TIG arc ions current density can then provide directly in narrow gap type I groove to solve this critical issue
The test basis connect.
Currently, the measurement method of TIG weld arc current density and ion current density mainly has division anode process, tungsten is visited
Skill of handling needles etc..These methods otherwise just for anode surface current density and ion current density distribution measure, cannot obtain
Obtain the distribution results in arc column space；It is limited to the lesser bulk of narrow gap type I groove and is dfficult to apply to narrow gap
Welding process.Therefore, the prior art can not measure narrow gap TIG weld arc ions current density.
Electrostatic probe measurement method passes through the electric signal on electric arc wire by measurement high-speed motion, can get TIG weldering
Connect the distribution of electric arc arc column ion current density.It is based further on local thermodynamic equilibrium's condition, the distribution of arc column current density is determined
Property is analyzed and solves current-carrying area Temperature Distribution.For narrow gap TIG weld electric arc diagnosis electrostatic probe aided measurement device with
Electrostatic probe combines, and can measure TIG weld electric arc arc column ion current density distribution in narrow gap type I groove.
Summary of the invention
The present invention provides the electrostatic probe aided measurement devices diagnosed for narrow gap TIG weld electric arc, by bottom water
Cold copper shoe, side wall water-cooled copper block and the fixed copper billet composition of positioning.Wherein, bottom water cooling copper shoe include bottom adjusting slider,
Groove bottom boss, bottom left positioning groove, bottom right positioning groove, bottom L-type water-cooling channel and two fixed threads
Hole；Groove bottom boss is located at the upper surface of bottom adjusting slider, bottom left positioning groove and bottom right positioning groove position
In the two sides of bottom adjusting slider one end, two fixing screwed holes are located at the end face of the bottom adjusting slider other end, bottom L-type water
Cold passage is set to inside the adjusting slider of bottom.Side wall water-cooled copper block includes that concave slot, left side wall, right side wall, left side wall are double L-shaped
The double L-shaped water-cooling channel of water-cooling channel, right side wall, left side wall electrostatic probe hole, right side wall electrostatic probe hole, left positioning Gu Bi, the right side
Position Gu Bi and bottom water cooling pipe through-hole；Left positioning Gu Bi and right positioning Gu Bi is located at the two sides of concave slot, left side wall and right side
Wall is located at left positioning Gu Bi and the right top positioning Gu Bi, the double L-shaped water-cooling channel of left side wall and the double L-shaped water-cooling channel of right side wall
It is respectively arranged inside left side wall and right side wall, left side wall electrostatic probe hole is set among the double L-shaped water-cooling channel of left side wall, right
Side wall electrostatic probe hole is then set among the double L-shaped water-cooling channel of right side wall, and bottom water cooling pipe through-hole is located at the bottom of concave slot
Face.Positioning fixed copper billet includes locating piece, positioning groove and two location holes；Positioning groove and two location holes are located at fixed
The both ends of position block.The present invention is characterized in that bottom adjusting slider and groove bottom boss are mounted in concave slot, bottom tune
Section sliding block and groove bottom boss can be moved up and down along concave slot；Left positioning Gu Bi and right positioning Gu Bi is respectively arranged in a bottom left side
In side positioning groove and bottom right positioning groove；The other end of bottom water cooling copper shoe and side wall water-cooled copper block is installed on positioning
In groove, by bottom water cooling copper shoe and fixed copper billet connection is positioned by two location holes and two fixing screwed holes；Bottom L
The vertical section passway of type water-cooling channel and the pipe through-hole centering of bottom water cooling；Left side wall electrostatic probe hole and right side wall electrostatic probe
Hole is coaxial.
The beneficial effects of the present invention are:
Compared with prior art, the electrostatic probe provided by the present invention for the diagnosis of narrow gap TIG weld electric arc assists surveying
Measure device, can in conjunction with electrostatic probe measurement method in narrow gap type I groove in TIG weld electric arc different height section not
Ion current density is measured with position.
Detailed description of the invention
Fig. 1 is bottom water cooling copper shoe structure chart；Wherein Fig. 1 (a) is main view, and Fig. 1 (b) is top view；Fig. 1 (c) is
Left view.
In figure: the bottom 1- adjusting slider, 2- groove bottom boss, 3- bottom left positioning groove, the positioning of 4- bottom right
Groove, the bottom 5- L-type water-cooling channel, two fixing screwed holes of 6-
Fig. 2 is side wall water-cooled copper block structure chart；Wherein Fig. 2 (a) is main view, and Fig. 2 (b) is top view；Fig. 2 (c) is a left side
View.
In figure: 7- concave slot, 8- left side wall, 9- right side wall, the double L-shaped water-cooling channel of 10- left side wall, 11- right side wall are double L-shaped
Water-cooling channel, 12- left side wall electrostatic probe hole, 13- right side wall electrostatic probe hole, the 14- right positioning Gu Bi of left positioning Gu Bi, 15-,
The bottom 16- water cooling pipe through-hole
Fig. 3 is positioning fixed copper block structural diagram；Wherein Fig. 3 (a) is main view, and Fig. 3 (b) is left view；Fig. 3 (c) is to bow
View.
In figure: 17- locating piece, 18- positioning groove, two location holes of 19-
Fig. 4 is the assembly structure figure of apparatus of the present invention, and wherein Fig. 4 (a) is assembling schematic diagram, and Fig. 4 (b) is that groove bottom is convex
Platform moves schematic diagram.
In figure: the bottom 1- adjusting slider, 2- groove bottom boss, 3- bottom left positioning groove, the positioning of 4- bottom right
Groove, the bottom 5- L-type water-cooling channel, two fixing screwed holes of 6-, 7- concave slot, 8- left side wall, 9- right side wall, 10- left side wall
Double L-shaped water-cooling channel, the double L-shaped water-cooling channel of 11- right side wall, 12- left side wall electrostatic probe hole, 13- right side wall electrostatic probe hole,
The 14- right positioning Gu Bi of left positioning Gu Bi, 15-, the bottom 16- water cooling pipe through-hole, 17- locating piece, 18- positioning groove, 19- two fixed
Position hole
Fig. 5 is electrostatic probe instrumentation plan.
In figure: 2- groove bottom boss, 8- left side wall, 9- right side wall, 12- left side wall electrostatic probe hole, 13- right side wall are quiet
Electrical resistivity survey pin hole, 20- wire wrapping wheel, 21- electrostatic probe wire
Specific embodiment
It elaborates with reference to the accompanying drawing to structural principle and working principle of the invention.
The present invention is provided to the electrostatic probe aided measurement devices of narrow gap TIG weld electric arc diagnosis, by bottom water cooling
Copper shoe, side wall water-cooled copper block and the fixed copper billet composition of positioning.
Referring to Fig. 1 a, 1b and 1c, bottom water cooling copper shoe includes bottom adjusting slider 1, groove bottom boss 2, a bottom left side
Side positioning groove 3, bottom right positioning groove 4, bottom L-type water-cooling channel 5 and two fixing screwed holes 6；Groove bottom boss 2
Positioned at the upper surface of bottom adjusting slider 1, bottom left positioning groove 3 and bottom right positioning groove 4 are located at bottom and adjust cunning
The two sides of 1 one end of block, two fixing screwed holes 6 are located at the end face of 1 other end of bottom adjusting slider, and bottom L-type water-cooling channel 5 is set
It is placed in inside bottom adjusting slider 1.
A, 2b and 2c referring to fig. 2, side wall water-cooled copper block include concave slot 7, left side wall 8, right side wall 9, the double L-shaped water of left side wall
The double L-shaped water-cooling channel 11 of cold passage 10, right side wall, left side wall electrostatic probe hole 12, right side wall electrostatic probe hole 13, left positioning are solid
Wall 14, the solid wall 15 of right positioning and bottom water cooling pipe through-hole 16；The left solid wall 14 of positioning and the right wall 15 admittedly that positions are located at the two of concave slot 7
Side, left side wall 8 and right side wall 9 are located at the solid wall 14 of left positioning and solid 15 top of wall of right positioning, the double L-shaped water-cooling channel of left side wall
10 and the double L-shaped water-cooling channel 11 of right side wall be respectively arranged inside left side wall 8 and right side wall 9, left side wall electrostatic probe hole 12 is set
It is placed among the double L-shaped water-cooling channel 10 of left side wall, right side wall electrostatic probe hole 13 is then set to the double L-shaped water-cooling channel 11 of right side wall
Centre, bottom water cooling pipe through-hole 16 are located at the bottom surface of concave slot 7.
Referring to Fig. 3 a, 3b and 3c, positioning fixed copper billet includes locating piece 17, positioning groove 18 and two location holes 19；It is fixed
Position groove 18 and two location holes 19 are located at the both ends of locating piece 17.
A and 4b referring to fig. 4, bottom adjusting slider 1 and groove bottom boss 2 are mounted in concave slot 7, and bottom, which is adjusted, to be slided
Block 1 and groove bottom boss 2 can be moved up and down along concave slot 7, to change electrostatic probe at a distance from groove bottom, to make quiet
Electric probe is measured in the position of electric arc arc column space different height.The left solid wall 14 of positioning and the right wall 15 admittedly that positions are installed respectively
In in bottom left positioning groove 3 and bottom right positioning groove 4；The other end of bottom water cooling copper shoe and side wall water-cooled copper block
It is installed in positioning groove 18, it is by two location holes 19 and two fixing screwed holes 6 that bottom water cooling copper shoe and positioning is solid
Determine copper billet connection；Using above-mentioned assembly method, it can be ensured that the inner surface of left side wall 8 and right side wall 9 is both perpendicular to groove bottom
The upper surface of portion's boss 2, to guarantee bottom water cooling copper shoe, side wall water-cooled copper block and position fixed copper billet composition narrow gap I
Type groove.The vertical section passway of bottom L-type water-cooling channel 5 and 16 centering of bottom water cooling pipe through-hole, so that cooling water is from access
Pipeline in flow out.The double L-shaped water-cooling channel 10 of left side wall and the double L-shaped water-cooling channel 11 of right side wall provide cold for side wall water-cooled copper block
But it protects.Left side wall electrostatic probe hole 12 and right side wall electrostatic probe hole 13 are coaxial, so that the wire energy as electrostatic probe
It is enough to be passed through along narrow gap type I groove width direction.
Referring to Fig. 5, when the electrostatic probe wire 21 that wire wrapping wheel 20 drives moves simultaneously along narrow gap type I groove width direction
When sequentially passing through left side wall electrostatic probe hole 12 and right side wall electrostatic probe hole 13, once electric arc is in left side wall electrostatic probe hole 12
It ignites between right side wall electrostatic probe hole 13, then between left side wall electrostatic probe hole 12 and right side wall electrostatic probe hole 13
Electrostatic probe wire 21 can pass through electric arc section measure.
Claims (2)
1. the electrostatic probe aided measurement device for the diagnosis of narrow gap TIG weld electric arc, it is characterised in that: by bottom water-cooled copper
Sliding block, side wall water-cooled copper block and the fixed copper billet composition of positioning；
The bottom water cooling copper shoe includes bottom adjusting slider (1), groove bottom boss (2), bottom left positioning groove
(3), bottom right positioning groove (4), bottom L-type water-cooling channel (5) and two fixing screwed holes (6)；Groove bottom boss (2)
Positioned at the upper surface of bottom adjusting slider (1), bottom left positioning groove (3) and bottom right positioning groove (4) are located at bottom
The two sides of adjusting slider (1) one end, two fixing screwed holes (6) are located at the end face of bottom adjusting slider (1) other end, bottom L
It is internal that type water-cooling channel (5) is set to bottom adjusting slider (1)；
The side wall water-cooled copper block includes concave slot (7), left side wall (8), right side wall (9), the double L-shaped water-cooling channel of left side wall
(10), the double L-shaped water-cooling channel of right side wall (11), left side wall electrostatic probe hole (12), right side wall electrostatic probe hole (13), Zuo Dingwei
Gu Bi (14), right positioning Gu Bi (15) and bottom water cooling pipe through-hole (16)；Left positioning Gu Bi (14) and right positioning Gu Bi (15) position
In the two sides of concave slot (7), left side wall (8) and right side wall (9) are located at left positioning Gu Bi (14) and right positioning Gu Bi (15)
Top, the double L-shaped water-cooling channel of left side wall (10) and the double L-shaped water-cooling channel of right side wall (11) are respectively arranged at left side wall (8) and the right side
Side wall (9) is internal, and left side wall electrostatic probe hole (12) is set among the double L-shaped water-cooling channel of left side wall (10), right side wall electrostatic
Probe aperture (13) is then set among the double L-shaped water-cooling channel of right side wall (11), and bottom water cooling pipe through-hole (16) is located at concave slot (7)
Bottom surface；
The fixed copper billet of the positioning includes locating piece (17), positioning groove (18) and two location holes (19)；Positioning groove (18)
The both ends of locating piece (17) are located at two location holes (19).
2. the electrostatic probe aided measurement device for the diagnosis of narrow gap TIG weld electric arc according to claim 1, feature
Be: bottom adjusting slider (1) and groove bottom boss (2) are mounted in concave slot (7), bottom adjusting slider (1) and slope
Mouth bottom boss (2) can be moved up and down along concave slot (7)；Left positioning Gu Bi (14) and right positioning Gu Bi (15) are respectively arranged in bottom
On the left of portion in positioning groove (3) and bottom right positioning groove (4)；The bottom water cooling copper shoe and side wall water-cooled copper block
The other end is installed in positioning groove (18), by two location holes (19) and two fixing screwed holes (6) by bottom water-cooled copper
Sliding block and the fixed copper billet of positioning are coupled；The vertical section passway of bottom L-type water-cooling channel (5) and bottom water cooling pipe through-hole (16) are right
In；Left side wall electrostatic probe hole (12) and right side wall electrostatic probe hole (13) are coaxial.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910162898.5A CN109834369B (en) | 2019-03-05 | 2019-03-05 | Electrostatic probe auxiliary measuring device for narrow-gap TIG welding arc diagnosis |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910162898.5A CN109834369B (en) | 2019-03-05 | 2019-03-05 | Electrostatic probe auxiliary measuring device for narrow-gap TIG welding arc diagnosis |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN109834369A true CN109834369A (en) | 2019-06-04 |
| CN109834369B CN109834369B (en) | 2020-11-10 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201910162898.5A Active CN109834369B (en) | 2019-03-05 | 2019-03-05 | Electrostatic probe auxiliary measuring device for narrow-gap TIG welding arc diagnosis |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112958876A (en) * | 2021-02-22 | 2021-06-15 | 兰州交通大学 | TIG arc pressure auxiliary measuring device under transverse deformation of narrow-gap groove |
| CN113983959A (en) * | 2021-11-29 | 2022-01-28 | 兰州交通大学 | TIG electric arc form auxiliary measuring device under different V-shaped groove slope surface angles |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112958876A (en) * | 2021-02-22 | 2021-06-15 | 兰州交通大学 | TIG arc pressure auxiliary measuring device under transverse deformation of narrow-gap groove |
| CN113983959A (en) * | 2021-11-29 | 2022-01-28 | 兰州交通大学 | TIG electric arc form auxiliary measuring device under different V-shaped groove slope surface angles |
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| Publication number | Publication date |
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| CN109834369B (en) | 2020-11-10 |
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