CN205478789U - A exempt from cutting welding bolt for splicing weld double -screw bolt formula locator card sign indicating number - Google Patents
A exempt from cutting welding bolt for splicing weld double -screw bolt formula locator card sign indicating number Download PDFInfo
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- CN205478789U CN205478789U CN201620083018.7U CN201620083018U CN205478789U CN 205478789 U CN205478789 U CN 205478789U CN 201620083018 U CN201620083018 U CN 201620083018U CN 205478789 U CN205478789 U CN 205478789U
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- annular groove
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Abstract
The utility model discloses an exempt from cutting welding bolt for splicing weld double -screw bolt formula locator card sign indicating number, main part including the welding bolt, the main part directly has the striking knot, and another has connecting thread, is being close to striking knot department follows the annular that the cross -section is the V type is seted up to the circumference of main part. The utility model has the advantages that: exempting from cutting welding bolt and just can directly bend absolutely with ordinary pipe cover in that the bolt is outside, the curved break time only needs about 2 seconds, and curved broken height is imitated, does not need flame cut's instrument, equipment, the energy, does not need the professional skill, does not harm the mother metal surface, does not warp, and the utilization can 100% recovery be reprocessed to curved bolt of having no progeny.
Description
Technical field
This utility model relates to welder field, is particularly suited for the weld bolt that the assembling location of metal structure splicing welding joint is used.
Background technology
Along with the development of modern industry, the splicing application between sheet metal is more and more.Such as steel tube factory needs to splice steel plate before rolled steel tube, and then reroll welding forming processed.Or for the sheet metal that some is valuable, processed clout and be spliced into strip, through cutting out shaping, be wound into a roll, be applied to other field.In shipbuilding field, field of aerospace, Os Draconis welding location, flat board abutment joint welding location, the splicing weldering closed up between the sheet materials such as seam welding location are the most too numerous to enumerate.
Metal current structure spell (to) location of welding seam gradually adopts stud formula card code position, locator card code use weld bolt, use special stud welding apparatus to be welded on weld seam both sides, then with bolt, card code fixed, thus by weld and HAZ.Need after weld seam welding to remove weld bolt, the most generally use the method for oxy-acetylene gas cutting to remove weld bolt.
The shortcoming of common weld bolt:
1, common weld bolt uses flame cutting, plasma cutting or grinding wheel cutting: use the method for thermal cutting (flame or plasma) to remove, operator be difficult to grasp weld bolt stay root length degree, in order to avoid injury mother metal surface, generally stay root higher, polishing amount can be increased, use carbon arc air gouging then can injure mother metal surface；Employing grinding wheel cuts, and needs to cut off bolt entirety, and polishing (cutting) amount is very big, increases cost of labor；The user of currently used stud formula locator card code generally uses the method for flame cutting to remove weld bolt；
2, the weld bolt that stud formula locator card code is used can be reused once by manufacturer's recovery reprocessing, reduce the use cost of weld bolt, using flame cutting then it is difficult to ensure that reclaim the length of weld bolt, the recovery utilization rate of weld bolt is low, the response rate of the most only 60%；
3, flame cutting is used to need to use cutting torch and trachea, when increasing the beam worker of operator；
4, flame cutting needs to preheat workpiece and cut off, and efficiency is disconnected lower than curved；
5, flame cutting is high to operator's skill set requirements, needs the gas cutting operant skill through professional training, increases the human cost of enterprise；
6, flame cutting needs to consume oxygen and combustion gas, increases energy consumption.
Utility model content
Utility model purpose: for the problems referred to above, the purpose of this utility model be to provide a kind of for spelling (to) connect weldering stud formula locator card code and exempt to cut weld bolt, need not use flame, plasma and the mode such as saw blade or grinding wheel to cut bolt, do not damage mother metal surface, and can recycle.
Technical scheme: a kind of for splice weldering stud formula locator card code exempt from cut weld bolt, including the main body of weld bolt, described main body one has striking knot, and other end has connection screw thread, at described striking knot, the circumference along described main body offers the annular groove that cross section is V-type.
The V-type of described annular groove is left-right asymmetry, and the centrage of described annular groove becomes 53-57 degree angle with the V-type limit tying one end near described striking, and the centrage of described annular groove becomes 63-67 degree angle with near the described V-type limit being connected screw thread one end.
The groove depth of described annular groove is 2.0-2.5mm.
Distance between the end face of the centrage of described annular groove and described striking knot is 5.8-6.2mm.
Beneficial effect: compared with prior art, the utility model has the advantages that: exempt to cut weld bolt plain end pipe and be enclosed within that bolt is outside just can direct curved break, the curved break time only needs about 2 seconds, curved broken height is imitated, need not the instrument of flame cutting, equipment, the energy, it is not necessary to professional skill, do not damage mother metal surface, not deformation, the curved bolt having no progeny can utilize in 100% recovery reprocessing.
Accompanying drawing explanation
Fig. 1 is this utility model structural front view；
Fig. 2 is that in figure, arrow is force direction to exempting to cut schematic diagram when weld bolt is removed.
Detailed description of the invention
Below in conjunction with the accompanying drawings and specific embodiment, it is further elucidated with this utility model, it should be understood that these embodiments are merely to illustrate this utility model rather than limit scope of the present utility model, after having read this utility model, those skilled in the art all fall within the application claims limited range to the amendment of the various equivalent form of values of the present utility model.
As shown in Figure 1, a kind of for splice weldering stud formula locator card code exempt from cut weld bolt, weld bolt includes the main body 1 of column, main body 1 one has striking knot 2, other end has connection screw thread 3, is tying at 2 near striking, and the circumference along main body 1 offers the annular groove 4 that cross section is V-type.The V-type of annular groove 4 is left-right asymmetry, the centrage of annular groove 4 becomes 53-57 degree included angle A with the V-type limit tying 2 one end near striking, the centrage of annular groove 4 becomes 63-67 degree included angle B with near the V-type limit being connected screw thread 3 one end, groove depth H of annular groove 4 is 2.0-2.5mm, and distance L between the end face of the centrage of annular groove 4 and striking knot 2 is 5.8-6.2mm.V-type annular groove uses centre numerically controlled lathe to process.
Exempt to cut weld bolt identical with the welding method of common weld bolt, use special stud welding apparatus, be used for spelling (to) connect the stud formula locator card code of weldering.As shown in Figure 2, when removal this utility model exempts to cut weld bolt, have only to use tubular type instrument 5, such as common water pipe, it is enclosed within outside bolt body from striking knot end, to tubular type instrument with offset from body axial direction firmly, V-type annular groove, for positioning curved disconnected position, makes main body curved disconnected at V-type annular groove.
This utility model exempt to cut weld bolt curved have no progeny stay root compared to the root that stays after common weld bolt flame cutting, of the present utility model stay root longer.
Compared with common weld bolt, this utility model is exempted to cut weld bolt and is had a following clear superiority:
1) operation is saved, improve effect: exempt to cut weld bolt and need not flame cutting, using plain end pipe to be enclosed within bolt outside just can be direct curved disconnected, the preparatory process such as the cutting torch required for saving flame cutting technique, mother metal thickness of slab is more than or equal to 4mm, not damaging mother metal surface, not deformation, the mother metal back side does not has the oxide layer of thermal cutting；The curved break time only needs 2 seconds, and flame cutting needs the 20-30 second；
2) saving energy consumption: flame cutting needs to consume oxygen and combustion gas, disconnected need not of clod wash consumes the energy；
3) the weld bolt response rate is improved: common weld bolt can reclaim reprocessing once, the response rate is at 60%-70%, exempt to cut weld bolt and positioned curved disconnected position by V-type annular groove, the response rate 100%, reprocessing secondary can be reclaimed, effectively reduce the use cost of the weld bolt of stud formula locator card code；
4) exempt to cut weld bolt removal and need not professional skill, it is not necessary to training employee.
Claims (4)
1. for splice weldering stud formula locator card code exempt from cut a weld bolt, including the main body (1) of weld bolt,
Described main body (1) one has striking knot (2), and other end has connection screw thread (3), it is characterised in that: leaning on
Nearly described striking knot (2) place, the circumference along described main body (1) offers the annular groove (4) that cross section is V-type.
The most according to claim 1 for splice weldering stud formula locator card code exempt from cut weld bolt, its feature
Being: the V-type of described annular groove (4) is left-right asymmetry, the centrage of described annular groove (4) is tied with near described striking
(2) the V-type limit of one end becomes 53-57 degree angle, the centrage of described annular groove (4) to be connected screw thread (3) with near described
The V-type limit of one end becomes 63-67 degree angle.
The most according to claim 1 for splice weldering stud formula locator card code exempt from cut weld bolt, its feature
It is: the groove depth of described annular groove (4) is 2.0-2.5mm.
The most according to claim 1 for splice weldering stud formula locator card code exempt from cut weld bolt, its feature
It is: the distance between the end face of the centrage of described annular groove (4) and described striking knot (2) is 5.8-6.2mm.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620083018.7U CN205478789U (en) | 2016-01-27 | 2016-01-27 | A exempt from cutting welding bolt for splicing weld double -screw bolt formula locator card sign indicating number |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620083018.7U CN205478789U (en) | 2016-01-27 | 2016-01-27 | A exempt from cutting welding bolt for splicing weld double -screw bolt formula locator card sign indicating number |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN205478789U true CN205478789U (en) | 2016-08-17 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201620083018.7U Active CN205478789U (en) | 2016-01-27 | 2016-01-27 | A exempt from cutting welding bolt for splicing weld double -screw bolt formula locator card sign indicating number |
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| Country | Link |
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| CN (1) | CN205478789U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105485121A (en) * | 2016-01-27 | 2016-04-13 | 广州凯弧贸易有限公司 | Cutting-free weld bolt for stud type positioning connector for tailor welding and using method |
| CN108425929A (en) * | 2018-06-13 | 2018-08-21 | 苏州云联车控信息科技有限公司 | A kind of connecting rod |
-
2016
- 2016-01-27 CN CN201620083018.7U patent/CN205478789U/en active Active
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105485121A (en) * | 2016-01-27 | 2016-04-13 | 广州凯弧贸易有限公司 | Cutting-free weld bolt for stud type positioning connector for tailor welding and using method |
| CN105485121B (en) * | 2016-01-27 | 2017-11-17 | 广州凯弧贸易有限公司 | Exempt from cutting weld bolt and application method for splicing weldering stud formula locator card code |
| CN108425929A (en) * | 2018-06-13 | 2018-08-21 | 苏州云联车控信息科技有限公司 | A kind of connecting rod |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CP01 | Change in the name or title of a patent holder | ||
| CP01 | Change in the name or title of a patent holder |
Address after: 511457 No. 19, Guang Sheng Road, Hai Sha Street, Nansha District, Guangzhou, Guangdong (1 self compiled) 203 Patentee after: Kai arc welding technology (Guangzhou) Co., Ltd. Address before: 511457 No. 19, Guang Sheng Road, Hai Sha Street, Nansha District, Guangzhou, Guangdong (1 self compiled) 203 Patentee before: GUANGZHOU KAIHU TRADING CO., LTD. |