CN206912465U - A kind of light sheet material cross welding hot crack(ing) test special welding back of the body protection device - Google Patents
A kind of light sheet material cross welding hot crack(ing) test special welding back of the body protection device Download PDFInfo
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- CN206912465U CN206912465U CN201720659093.8U CN201720659093U CN206912465U CN 206912465 U CN206912465 U CN 206912465U CN 201720659093 U CN201720659093 U CN 201720659093U CN 206912465 U CN206912465 U CN 206912465U
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Abstract
The utility model is that a kind of light sheet material cross welds hot crack(ing) test special welding back of the body protection device, is made up of main body and air copper tube；Main body is metal material, and in thick plate-like, top surface has operation elongated hole, and the bottom of operation elongated hole is symmetrically extended out two same bottom outlets to main body both sides, and two bottom outlets form an inserting plate hole together with operation elongated hole, and the length direction bottom center of inserting plate hole is provided with one of pore；The length of air copper tube is identical with the length of pore and in pore, and its one end is ventilation end, and the other end is blind end, and several ventholes are uniformly provided with filled with inert gas, its top in pipe；First of weld seam is machined with the width of light sheet material to be measured, it is injected in inserting plate hole, and air copper tube, and the several ventholes of face are pressed close in the back side of the second position while welding to be processed of light sheet material to be measured.The present apparatus improves the bright degree of back of weld, and improves test efficiency.
Description
Technical field
The servicing unit in sheet material welding is the utility model is related to, refers in particular to a kind of light sheet material cross HOT CRACK FOR WELDING P
Test special welding back of the body protection device.
Background technology
Cross welding hot crack(ing) test be it is a kind of evaluate the anti-HOT CRACK FOR WELDING P performance of light sheet material technology, its principle referring to
Fig. 1, first light sheet material 100 to be measured is placed on sheet material soldering test platform (not shown), to carrying out argon among sheet material to be measured
Arc completes first of weld seam 101 from melting；Light sheet material 100 to be measured is clamped on stretching-machine (not shown) again, to thin plate to be measured
Give certain loading force P with the both ends of first of vertical direction of weld seam 101 on material 100, at the same to its with first
The intersecting upright position in the midpoint of weld seam 101 carries out argon arc from molten, the completion second weld seam vertical with first of weld seam 101
102, and the central point of second weld seam 102 intersects with the central point of first of weld seam 101.Because first of weld seam 101 is welding
Connect and completed on test platform, it has back of the body protection and thermal diffusivity, therefore first of surfacing of weld seam 101 well, back light
It is bright；And second weld seam 102 is because completed in the case where stretch vacant state, back of weld has been tested without carrying on the back protection device
Aoxidized into the back of rear second weld seam 102 and collapse the observation and the test effect that seriously, influence crackle.
At present, the document for not inquiring correlation for cross welding hot crack(ing) test back of the body protection device is recorded.
In flat board vertical masonry joint butt welding field, generally by fixture by welding plate fixed clamp on fixed bottom plate, then
The back side of welding position leads to inert gas to have the function that welding back of the body protection, such as patent《A kind of one side with back of the body protection gas
Weld two-sides forming welder》(China Patent No.：201620076824.1), which describe a kind of one side welding with back formation welding
Device, welding plate is fixed on bottom plate by quick-speed jigs, bottom plate is provided with U-shaped groove, and protection gas is set immediately below groove
Body passage, the bottom of U-shaped groove are fixedly installed screen cloth, indefinite form solder flux are equipped with screen cloth, reach back of the body protection one side well
Two-sides forming effect is welded, suitable for CO2Gas shielded arc welding, mixed gas arc welding etc., mainly solve CO2Gas shielded arc welding, mixing
The one side welding with back formation problem of the band back of the body protection of gas shielded arc welding etc..Separately there is patent《A kind of laser with back of the body defencive function
Weld jig》(China Patent No.：A kind of fixture for laser welding 201220106733.X) is described, this fixture will weld using screw
Plate is fixed between location-plate and bottom plate, and the bottom plate position below position to be welded is provided with protection vent hole groove, and ventilation nozzle is located at guarantor
Protect in vent hole groove, being passed through inert gas can implement to protect to back of weld, and the positive back side welding for mainly solving Laser Welding is protected
Shield problem.These patents use quick-speed jigs or use screws to fix welding plate on bottom plate, thus structure is more complicated, component
More, weight is larger, is adapted to be mounted within operation element platform and completes welding.
Utility model content
The purpose of this utility model is to solve the problems, such as that prior art is present, there is provided a kind of light sheet material cross welding
Hot crack(ing) test special welding carry on the back protection device, suitable for light sheet material cross weld hot crack(ing) test equipment, can it is right≤
The cross welding hot crack(ing) test of 2mm sheet materials provides effective welding back of the body protection.
The purpose of this utility model is achieved through the following technical solutions：
A kind of light sheet material cross welding hot crack(ing) test special welding back of the body protection device, it is characterised in that by main body with leading to
Gas copper pipe forms；
The main body is formed by metal material processing, and it is in thick plate-like, and the top surface of main body is provided with operation elongated hole, is grown in operation
The bottom in hole is symmetrically extended out two size identical bottom outlets to main body both sides, and two bottom outlets are formed together with the operation elongated hole
One inserting plate hole, the thickness h of inserting plate hole are the maximum gauge of light sheet material to be measured, inserting plate hole (width and light sheet material to be measured
Width it is identical；One of pore is provided with the bottom center of the length direction of inserting plate hole；
The length of the air copper tube is identical with the length of pore and in the pore, and air copper tube one end is logical
Gas end, the other end are blind end, and inert gas is passed through in air copper tube by end of ventilating, is uniformly provided with above air copper tube several
Venthole；
It is machined with first of weld seam on the width of light sheet material to be measured, the width of the light sheet material to be measured is to reeve
The width of inserting plate hole is inside, and the upper surface of light sheet material to be measured contacts with main body fitting, and to be processed the of light sheet material to be measured
Air copper tube, and the several ventholes of face are pressed close in the back side of two position while weldings.
The main body is process by copper or aluminum.
The thickness h of the inserting plate hole is 2mm.
The beneficial effects of the utility model：
Ten are carried out using this light sheet material cross welding hot crack(ing) test special welding back of the body protection device of the present utility model
When word HOT CRACK FOR WELDING P is tested, it on the one hand can reach and certain quick heat radiating effect is produced to weld seam, improve and welding is carried on the back
The effect of protection, improve the bright degree of back of weld；On the other hand due to it is no fixed using the fixture that is loaded etc. it is to be measured
Sheet material, quick-clamping sheet material to be measured (thickness≤2mm), effectively raises test efficiency when enabling experiment.
To further illustrate above-mentioned purpose, design feature and effect of the present utility model, below with reference to accompanying drawing to this reality
It is described in detail with new.
Brief description of the drawings
Fig. 1 is that cross welds hot crack(ing) test principle schematic；
Fig. 2 is that light sheet material cross of the present utility model welding hot crack(ing) test special welding facing for protection device of the back of the body is shown
It is intended to；
Fig. 3 is that the vertical view of light sheet material cross of the present utility model welding hot crack(ing) test special welding back of the body protection device is shown
It is intended to；
Fig. 4 is schematic elevation view when the utility model device installs sheet material to be measured work；
Fig. 5 is schematic top plan view when the utility model device installs sheet material to be measured work.
Embodiment
Specific embodiment of the present utility model is described in detail with reference to the accompanying drawing of embodiment.
Referring to Fig. 2-Fig. 3, light sheet material cross welding hot crack(ing) test special welding back of the body protection device of the present utility model
It is made up of main body 1 and air copper tube 2.
The main body 1 is formed by the good metal material processing of the heat dispersions such as copper or aluminium, and it is in thick plate-like, main body 1
Top surface is provided with operation elongated hole 11, and two size identical bottom outlets are symmetrically extended out to the both sides of main body 1 in the bottom of operation elongated hole 11,
Two bottom outlets form an inserting plate hole 12 together with the operation elongated hole 11, are set in the bottom center of the length direction of inserting plate hole 12
There is one of pore 13；
The thickness h of inserting plate hole 12 is the maximum gauge of light sheet material 100 to be measured, and the present embodiment h is that 2mm (it is new to refer to this practicality
Thickness≤2mm of light sheet material 100 to be measured in type)；The width of inserting plate hole 12 is identical with the width of light sheet material 100 to be measured, makees
During industry, light sheet material 100 to be measured is injected in inserting plate hole 12 (shown in Fig. 4-Fig. 5), the upper surface of light sheet material 100 to be measured and main body
1 fitting contact, can play good quick heat radiating effect, prevent sheet material to be measured from stop high temperature because hanging welding radiating is bad
Stay overlong time to cause weld seam oxidation to collapse serious phenomenon, press close to air copper tube 2 among the back of light sheet material 100 to be measured；
For the air copper tube (2) in the pore 13, air copper tube 2 is identical with the length of pore 13, copper of ventilating
The one end of pipe 2 is ventilation end 21, and the other end is blind end 22, and inert gas is passed through in air copper tube 2 by end 21 of ventilating；Air copper tube
2 top is uniformly provided with several ventholes 23, and second weld seam 102 is carried out carrying out the welding hot crack(ing) test of light sheet material cross
During operation, the Inner of air copper tube 2 inert gas sprays from venthole 23, is sprayed onto the second weld seam 102 of light sheet material 100 to be measured
The back side, back of the body protection is carried out to light sheet material 100 to be measured, reaches the purpose for protecting back of weld not oxidation by air.
(first of weld seam is completed still on soldering test platform using the operation of first of weld seam 101 before the present apparatus
101 direction of both ends is the width of light sheet material 100 to be measured, i.e. is machined with the width of light sheet material 100 to be measured
First of weld seam 101), the operation of only second weld seam is completed in the present apparatus.That is, the width of light sheet material 100 to be measured
Degree is machined with first of weld seam 101 on direction, the width of the light sheet material 100 to be measured to inject the width of inserting plate hole 12 to
Interior, the upper surface of light sheet material 100 to be measured contacts with the fitting of main body 1, the second weld seam to be processed of light sheet material 100 to be measured
Air copper tube 2, and the several ventholes 23 of face are pressed close in the back side of 102 positions.
Specifically, when carrying out second 102 operation of weld seam, first by light sheet material 100 to be measured according to its first of weld seam
101 vertical directions are inserted into the inserting plate hole 12 of the present apparatus, press close to the back of its whole road second weld seam 102 to be processed
In in air copper tube 2, and the several ventholes 23 of face, then need to carry out second weld seam 102 on light sheet material 100 to be measured to make
Loading force P is directly given at the both ends in industry direction, and then with welding gun 200 since one end of second weld seam according to the X side in Fig. 5
Untill at the uniform velocity the other end is welded to, is unloaded after being soldered, take out light sheet material 100 to be measured.
Those of ordinary skill in the art is it should be appreciated that the embodiment of the above is intended merely to illustrate that this practicality is new
The purpose of type, and be not used as to restriction of the present utility model, as long as in essential scope of the present utility model, to described above
Change, the modification of embodiment will all fall in the range of claim of the present utility model.
Claims (3)
- A kind of 1. light sheet material cross welding hot crack(ing) test special welding back of the body protection device, it is characterised in that by main body (1) with Air copper tube (2) forms；The main body (1) is formed by metal material processing, and it is in thick plate-like, and the top surface of main body (1) is provided with operation elongated hole (11), The bottom of operation elongated hole (11) is symmetrically extended out two size identical bottom outlets, two bottom outlets and the work to main body (1) both sides Industry elongated hole (11) forms an inserting plate hole (12) together, and the thickness h of inserting plate hole (12) is thick for the maximum of light sheet material to be measured (100) Degree, the width of inserting plate hole (12) are identical with the width of light sheet material to be measured (100)；In the bottom of the length direction of inserting plate hole (12) Center is provided with one of pore (13)；The length of the air copper tube (2) is identical with the length of pore (13) and in the pore (13), air copper tube (2), air copper tube (2) one end is ventilation end (21), and the other end is blind end (22), and inert gas is passed through logical by ventilation end (21) In gas copper pipe (2), several ventholes (23) are uniformly provided with above air copper tube (2)；First of weld seam (101), the light sheet material (100) to be measured are machined with the width of light sheet material (100) to be measured Width it is inside to the width for injecting inserting plate hole (12), the upper surface of light sheet material (100) to be measured is bonded with main body (1) and contacted, Air copper tube (2), and positive logarithm are pressed close in the back side of second weld seam (102) position to be processed of light sheet material (100) to be measured Individual venthole (23).
- 2. light sheet material cross welding hot crack(ing) test special welding back of the body protection device as claimed in claim 1, its feature exist In：The main body (1) is process by copper or aluminum.
- 3. light sheet material cross welding hot crack(ing) test special welding back of the body protection device as claimed in claim 1, its feature exist In：The thickness h of the inserting plate hole (12) is 2mm.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720659093.8U CN206912465U (en) | 2017-06-08 | 2017-06-08 | A kind of light sheet material cross welding hot crack(ing) test special welding back of the body protection device |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720659093.8U CN206912465U (en) | 2017-06-08 | 2017-06-08 | A kind of light sheet material cross welding hot crack(ing) test special welding back of the body protection device |
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| CN206912465U true CN206912465U (en) | 2018-01-23 |
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| CN201720659093.8U Active CN206912465U (en) | 2017-06-08 | 2017-06-08 | A kind of light sheet material cross welding hot crack(ing) test special welding back of the body protection device |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110480136A (en) * | 2019-07-23 | 2019-11-22 | 上海航天精密机械研究所 | Aluminium lithium alloy curved surface longitudinal joint Variable Polarity Plasma Arc Welding device |
-
2017
- 2017-06-08 CN CN201720659093.8U patent/CN206912465U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110480136A (en) * | 2019-07-23 | 2019-11-22 | 上海航天精密机械研究所 | Aluminium lithium alloy curved surface longitudinal joint Variable Polarity Plasma Arc Welding device |
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| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20200525 Address after: 200940 room 1277, building 216, 1269 Shuishui Road, Baoshan District, Shanghai Patentee after: Baowu Special Metallurgy Co., Ltd Address before: 200940 No. 1269, Fisheries Road, Shanghai, Baoshan District Patentee before: BAOSTEEL SPECIAL STEEL Co.,Ltd. |
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| TR01 | Transfer of patent right |