CN204639398U - The dual-purpose welding gun of Novel handcraft weldering argon arc welding - Google Patents
The dual-purpose welding gun of Novel handcraft weldering argon arc welding Download PDFInfo
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- CN204639398U CN204639398U CN201520314243.2U CN201520314243U CN204639398U CN 204639398 U CN204639398 U CN 204639398U CN 201520314243 U CN201520314243 U CN 201520314243U CN 204639398 U CN204639398 U CN 204639398U
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Abstract
The dual-purpose welding gun of a kind of Novel handcraft weldering argon arc welding, comprise the welding gun rifle body being provided with installing hole, spring is had to accommodate body in installing hole, spring accommodates body and comprises welding rod retaining sleeve and can push away cramping body, the larger end of welding rod retaining sleeve diameter has welding rod clamping hole, welding rod retaining sleeve diameter comparatively small end is set with clamp ring, welding rod retaining sleeve can move back and forth along clamp ring inwall, the larger end of welding rod retaining sleeve diameter, the fluting of the larger end of through welding rod retaining sleeve diameter is processed with along welding rod clamping sleeve line direction, the larger end of welding rod retaining sleeve diameter and diameter are comparatively cone connection between small end, the cone-apex angle of this cone is towards clamp ring, clamp ring is threaded with installing hole, can to push away in cramping body diameter comparatively small end be set with spring, affixed compared with small end with diameter in welding rod retaining sleeve, the larger end of diameter in cramping body can be pushed away and be connected with flexible lamp polar cap, installing hole is provided with nozzle.This dual-purpose welding gun is not when changing welding gun and the mutual conversion that can realize two kinds of welding manners when line.
Description
Technical field
The utility model belongs to manual welding gun technical field, relates to a kind of welding gun, particularly a kind of Novel handcraft SMAW and the dual-purpose welding gun of argon arc welding.
Background technology
Welding, as a kind of method realizing material permanent connection, is widely used in each industrial circle, has become indispensable technological method for processing in modern mechanical manufacturing industry.Wherein, stick electrode arc welding and GTAW are the welding methods that range of application is the widest, not only can be used alone, and are often engaged use with its weld characteristics had separately.
At present, the electric current that Arc Welding Power can meet stick electrode arc welding and GTAW equipment on the same stage exports, and this kind equipment has obtained commonplace popularization, when different welding method conversion, only need the output regulating Arc Welding Power, and change welding gun and line can be accomplished the exchange between stick electrode arc welding and GTAW.Simplification on this equipment not only becomes two welding machines into a welding machine, thus reduces costs, and especially when some need in-site installation or on-the-spot after-sale service, advantage is more obvious.
Above-mentioned two kinds of welding methods can share Arc Welding Power, but need the welding that configuration is required separately separately that line and welding gun just can be carried out corresponding welding method, and cause operation inconvenience, the annex that need configure is more, and equipment cost is higher.
Summary of the invention
The purpose of this utility model is to provide a kind of dual-purpose welding gun of Novel handcraft weldering argon arc welding that can use on shared Arc Welding Power, when not changing welding gun, can carry out stick electrode arc welding and can carry out GTAW again.Meanwhile, this dual-purpose welding gun also can distinguish adaptive existing stick electrode arc welding electric power supply and GTAW power supply, realizes the intercommunication of welding machine accessory multi-purpose function.
For achieving the above object, the technical scheme that the utility model adopts is: the dual-purpose welding gun of a kind of Novel handcraft weldering argon arc welding, comprises welding gun rifle body, and welding gun rifle body is provided with the female installing hole of processing, be provided with spring in installing hole and accommodate body, spring accommodates body and comprises the welding rod retaining sleeve that is cylinder boss structure and can push away cramping body, the larger one end of welding rod retaining sleeve diameter is away from pushing away cramping body, this end is processed with welding rod clamping hole, the less one end of welding rod retaining sleeve diameter is set with clamp ring, welding rod retaining sleeve can move back and forth along clamp ring inwall, the larger one end of welding rod retaining sleeve diameter, the fluting of the larger one end of through welding rod retaining sleeve diameter is processed with along welding rod clamping sleeve line direction, the larger end of welding rod retaining sleeve diameter and diameter are comparatively cone connection between small end, the cone-apex angle of this cone is towards clamp ring, clamp ring is connected by screw thread with installing hole, can push away one end that in cramping body, diameter is less and be set with spring, one end that in this end and welding rod retaining sleeve, diameter is less is affixed, can push away one end that in cramping body, diameter is larger and be connected with flexible lamp polar cap, one end that installing hole deviates from flexible lamp polar cap is provided with nozzle.
Described welding rod clamping hole is cylindrical hole or cylinder boss hole.
The dual-purpose welding gun of the utility model remains nozzle arrangements and the pulse coupled switch part of existing argon-arc welding gun; when carrying out Tig Welding; the argon atmosphere that nozzle can provide welding pool to need; also protecting spring cramping body and welding gun inside when carrying out stick electrode electric arc welding, making the infringement which obviating spatter.Because the welding current used in usual stick electrode arc welding is greater than the welding current that general GTAW uses, therefore suitably increase the load-carrying ability of welding gun circuit part.This dual-purpose welding gun achieves stick electrode arc welding and GTAW two kinds of welding methods same the technique effect of use replaceable on welding gun, do not affect the effect that two kinds of welding manners independently use separately simultaneously, for simplifying welding equipment, reducing costs and providing strong technical guarantee.
Accompanying drawing explanation
Fig. 1 is the structural representation of the dual-purpose welding gun of the utility model.
Fig. 2 is the schematic diagram of the first spring cramping body that the dual-purpose welding gun of the utility model uses.
Fig. 3 is the left view of Fig. 2.
Fig. 4 is the schematic diagram of the second spring cramping body that the dual-purpose welding gun of the utility model uses.
In figure: 1. nozzle, 2. spring cramping body, 3. welding gun rifle body, 4. flexible lamp polar cap, 5. welding rod retaining sleeve, 6. clamp ring, 7. spring, 8. can push away cramping body, 9. the first welding rod clamping hole, 10. the second welding rod clamping hole, 11. flutings, 12. installing holes.
Detailed description of the invention
Below in conjunction with the drawings and specific embodiments, the utility model is described in detail.
Stick electrode arc welding is metal arc welding, and in welding process, welding rod constantly melts and is transitioned in the middle of molten bath with the form of molten drop by the metal of molten condition.Comprise slag former gas-forming agent etc. in electrode coating, in welding process, welding base metal two cores melting makes coating form sleeve at electrode tip, and fusing and the reaction of coating produce slag and gas again, play the effect of protection weld seam.Whole welding process all needs to send welding rod pilot arc length to, to ensure that electric arc continued stable combustion and welding process are carried out smoothly by hand.This just requires that welding gun needs have enough firm clamping to welding rod root and ensure good electric conductivity, but also will be easy to change welding rod.
In GTAW, tungsten electrode is as non-melt electrode, its main pilot arc and consume seldom (it consumes composition and mainly forms weld defect---tungsten inclusion), welding wire does not participate in electric arc reaction as filling metal, but being sent directly in electric arc and molten bath, the heat produced by electric arc is melted and is participated in melt tank reaction.In GTAW welding process; in order to pilot arc smooth combustion and protect molten pool metal not react with the objectionable impurities element in air at high operating temperatures; just must additional argon gas atmosphere be provided to be protected to its molten bath; and; tungsten electrode consumes hardly and continues pilot arc and just cause tungsten electrode temperature too high, so will simultaneously to tungsten electrode in addition cooling processing.Thus, the welding gun of GTAW is good with regard to demand fulfillment fixed tungsten electrode, electric conductivity, provide protection gas atmosphere, is furnished with the requirement such as ON-OFF control circuit of the circulating water device of cooling electrode and gas, water, electric shaft.
Therefore, the main technical problems to be solved in the utility model is exactly the difference of above-mentioned two kinds of welding methods for welding gun required to merge, design the structure dual-purpose welding gun as shown in Figure 1 of these two kinds of welding method instructions for uses suitable simultaneously, this dual-purpose welding gun comprises welding gun rifle body 3, welding gun rifle body 3 is provided with installing hole 12, and the sidewall of installing hole 12 is processed with internal thread, be provided with structure spring as shown in Figures 2 and 3 in installing hole 12 and accommodate body 2, spring accommodates body 2 and comprises the welding rod retaining sleeve 5 that is connected and can push away cramping body 8, welding rod retaining sleeve 5 and can push away cramping body 8 and be cylinder boss structure, welding rod retaining sleeve 5 is processed with the endoporus of through welding rod retaining sleeve 5 in the axial direction, the larger one end of welding rod retaining sleeve 5 diameter is away from pushing away cramping body 8, this end is processed with welding rod clamping hole, welding rod clamping hole can be the first welding rod clamping hole 9 that can only clamp a kind of specification welding rod shown in Fig. 2, also can be second clamping hole 10 that can clamp different size welding rod shown in Fig. 3, one end that welding rod retaining sleeve 5 diameter is less is set with clamp ring 6, welding rod retaining sleeve 5 can move back and forth along clamp ring 6 inwall, the larger one end of welding rod retaining sleeve 5 diameter, the fluting 11 of the larger one end of through welding rod retaining sleeve 5 diameter is processed with along welding rod retaining sleeve 5 axis direction, the larger one end of welding rod retaining sleeve 5 diameter is evenly divided into two parts by fluting 11, welding rod retaining sleeve 5 is made to become collet, the larger end of welding rod retaining sleeve 5 diameter and diameter are that cone is connected compared with the junction of small end, the cone-apex angle of this cone is 60 °, the cone-apex angle of this cone is towards clamp ring 6, the outer surface of clamp ring 6 is processed with external screw thread, this external screw thread is connected with the internal thread in installing hole 12.
Can push away one end that in cramping body 8, diameter is less and be set with spring 7, one end that in this end and welding rod retaining sleeve 5, diameter is less is affixed, and clamp ring 6 contacts towards the end face of spring 7 with the end face of spring 7; The outer round surface that can push away larger one end of diameter in cramping body 8 is processed with external screw thread, can push away cramping body 8 and is connected with one end of flexible lamp polar cap 4 by the external screw thread of the larger one end of diameter.
One end that installing hole 12 deviates from flexible lamp polar cap 4 is provided with nozzle 1.
Welding rod retaining sleeve 5, clamp ring 6 and cramping body 8 can be pushed away all adopt the good red copper of electric conductivity to make.
By actual requirement, first process welding rod retaining sleeve 5, clamp ring 6 and cramping body 8 can be pushed away, then clamp ring 6 is sleeved on the less one end of welding rod retaining sleeve 5 diameter, spring 7 is sleeved on and can pushes away the less one end of cramping body 8 diameter, again one end that one end less for welding rod retaining sleeve 5 diameter is less with pushing away cramping body 8 diameter is docked, form overall spring and accommodate body 2.
In use, flexible lamp polar cap 4 is promoted in installing hole 12, make to push away cramping body 8 to move to the direction of welding rod cramping body 5, spring 12 compresses, can push away cramping body 8 to promote welding rod cramping body 5 and move to away from the direction that can push away cramping body 8, one end that in the end face of clamp ring 6 and welding rod cramping body 5, diameter is larger departs from, and two lobes of welding rod cramping body 5 are relaxed, now can send tungsten electrode to or directly send welding rod to by nozzle 1, one end of welding rod is inserted in welding rod clamping hole.Unclamp flexible lamp polar cap 4, cramping body 8 can be pushed away advance to flexible lamp polar cap 4 direction under the effect of spring 12 elastic force, clamp ring 6 contacts towards the end face of the larger one end of welding rod cramping body 5 diameter with the cone surface on welding rod cramping body 5, by tungsten electrode or welding rod fixing and locking, corresponding welding can be implemented.
The dual-purpose welding gun of the utility model, when without the need to changing welding gun and the mutual conversion that can realize two kinds of welding manners when line, simplifying welding equipment further and also reducing costs, and handled easily.Realize the good external height insulation of welding gun inner conductive, tungsten electrode clamps, can provide inert gas shielding atmosphere, can cool tungsten electrode and welding rod firmly clamps the function conducting electricity and be easy to change, and then it is dual-purpose to realize welding gun simultaneously.
The dual-purpose welding gun of the utility model remains nozzle 1 structure and the pulse coupled switch part of former argon-arc welding gun; so not only when using Tig Welding method; nozzle 1 provides the argon atmosphere of welding pool; and spring cramping body 2 and welding gun inside is also protected when using stick electrode electric arc welding method, make it avoid being subject to the infringement of spatter.Because the welding current used in usual stick electrode arc welding is greater than the welding current that general GTAW uses, therefore suitably should increase the load-carrying ability of welding gun circuit part.
Claims (5)
1. the dual-purpose welding gun of Novel handcraft weldering argon arc welding, comprises welding gun rifle body (3), it is characterized in that, welding gun rifle body (3) is provided with the female installing hole of processing (12), be provided with spring in installing hole (12) and accommodate body (2), spring accommodates body (2) and comprises the welding rod retaining sleeve (5) that is cylinder boss structure and can push away cramping body (8), the larger one end of welding rod retaining sleeve (5) diameter is away from pushing away cramping body (8), this end is processed with welding rod clamping hole, one end that welding rod retaining sleeve (5) diameter is less is set with clamp ring (6), welding rod retaining sleeve (5) can move back and forth along clamp ring (6) inwall, the larger one end of welding rod retaining sleeve (5) diameter, the fluting (11) of the larger one end of through welding rod retaining sleeve (5) diameter is processed with along welding rod retaining sleeve (5) axis direction, the larger end of welding rod retaining sleeve (5) diameter and diameter are comparatively cone connection between small end, the cone-apex angle of this cone is towards clamp ring (6), clamp ring (6) is connected by screw thread with installing hole (12), the one end that can push away diameter in cramping body (8) less is set with spring (7), and one end that this end is less with diameter in welding rod retaining sleeve (5) is affixed, and the one end that can push away the middle diameter of cramping body (8) larger is connected with flexible lamp polar cap (4), one end that installing hole (12) deviates from flexible lamp polar cap (4) is provided with nozzle (1).
2. the dual-purpose welding gun of Novel handcraft according to claim 1 weldering argon arc welding, is characterized in that, welding rod retaining sleeve (5), clamp ring (6) and can push away cramping body (8) and all adopt red copper to make.
3. the dual-purpose welding gun of Novel handcraft weldering argon arc welding according to claim 1, it is characterized in that, described welding rod clamping hole is cylindrical hole or cylinder boss hole.
4. the dual-purpose welding gun of Novel handcraft weldering argon arc welding according to claim 1, it is characterized in that, the larger one end of welding rod retaining sleeve (5) diameter is evenly divided into two parts by described fluting (11), makes welding rod retaining sleeve (5) become collet.
5. the dual-purpose welding gun of Novel handcraft weldering argon arc welding according to claim 1, it is characterized in that, the cone-apex angle of described cone is 60 °.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520314243.2U CN204639398U (en) | 2015-05-15 | 2015-05-15 | The dual-purpose welding gun of Novel handcraft weldering argon arc welding |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520314243.2U CN204639398U (en) | 2015-05-15 | 2015-05-15 | The dual-purpose welding gun of Novel handcraft weldering argon arc welding |
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|---|---|
| CN204639398U true CN204639398U (en) | 2015-09-16 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201520314243.2U Expired - Fee Related CN204639398U (en) | 2015-05-15 | 2015-05-15 | The dual-purpose welding gun of Novel handcraft weldering argon arc welding |
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| CN (1) | CN204639398U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111098004A (en) * | 2019-12-31 | 2020-05-05 | 哈电集团（秦皇岛）重型装备有限公司 | Manual tungsten electrode argon arc welding torch and lane-dividing welding method for narrow space welding bead |
-
2015
- 2015-05-15 CN CN201520314243.2U patent/CN204639398U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111098004A (en) * | 2019-12-31 | 2020-05-05 | 哈电集团（秦皇岛）重型装备有限公司 | Manual tungsten electrode argon arc welding torch and lane-dividing welding method for narrow space welding bead |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20150916 Termination date: 20200515 |