CN208840681U - A kind of cable formula welding wire narrow clearance welding gun - Google Patents
A kind of cable formula welding wire narrow clearance welding gun Download PDFInfo
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- CN208840681U CN208840681U CN201821481662.5U CN201821481662U CN208840681U CN 208840681 U CN208840681 U CN 208840681U CN 201821481662 U CN201821481662 U CN 201821481662U CN 208840681 U CN208840681 U CN 208840681U
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- electrode body
- ignition tip
- welding
- wire
- welding wire
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Abstract
The utility model discloses a kind of cable formula welding wire narrow clearance welding guns, comprising: cable formula welding wire, electrode body, protective gas channel, wire feed pipe fitting, electrode body protective case, retaining hood bracket, insulating layer, ignition tip compress pin, fixing bolt, ignition tip and retaining hood；The narrow gap welding of slab workpiece can be welded; under the extruding that ignition tip compresses pin, ignition tip and electrode body realize face contact tight fit, and electrode body protective case plays the role of protecting electrode body and insulating; ignition tip is connected using inverted ladder type end with electrode body, compact-sized；Cross crotch is provided in the lower end of ignition tip; and it is smaller compared with gage of wire in the lower end center opening diameter of ignition tip; under the action of welding wire is in wire-feed motor by when have biggish chucking power; to reduce the contact resistance of ignition tip and welding wire; ignition tip compresses pin and plays to ignition tip pressuring action; retaining hood, which plays, leads to protective gas above molten bath, plays molten bath and shields, insulating layer is made of insulating material.
Description
Technical field
The utility model belongs to field of welding devices, more specifically belongs to cable formula welding wire and common gases protection welding wire is narrow
Gap weldig apparatus field.
Background technique
Gas protecting welding gun is as shown in Figure 1, mainly include ignition tip 1, circular protection walls 2, gun barrel 3.Protective gas from
Gun barrel gas port 5 flows out, and is distributed in by welding wire 4 and ignition tip, cuts off welding wire with air, make electric arc in protective gas or weld
It burns in agent.About 20 millimeters of the diameter of circular protection walls.
When welding slab, fusion is welded completely in plate thickness direction in order to reach, and protects welding gun, welding using general gas flow
Thick workpiece is intended to out " groove ".By taking most common 90 degree of V-butts and weld seam as an example (as shown in Figure 2), the sectional area of weld seam
Greatly, filling metal amount is more, and to use multiple tracks, and multi-layer welding can just make weld seam fill up groove.
And the workpiece of identical plate thickness, " I " type groove is such as opened, when groove gap is 10 millimeters, section of weld joint product is only V
The 1/10 of type groove, filling metal amount is few, and " I " type groove greatly reduces work.Shown in Fig. 3 is narrow gap welding.
One of maximum difficulty of narrow gap welding is exactly welding gun.About 20 millimeters of air nozzle diameter of weldering of common gases protection, and narrow
About 10 millimeters of the groove distance of gap weldering, air nozzle diameter is than groove apart from much bigger.Thickness of workpiece is exactly groove depth, welding gun simultaneously
It is deep into very narrow gap and is welded.
Current welding rifle can only carry out the welding of common plate, and for the welding rifle of narrow plate at present on the market without
Method protrudes into, and leads to not weld, so needing to design, manufactures the special welding gun of suitable narrow gap welding to make up this deficiency.
Utility model content
The purpose of this utility model is that solve the above-mentioned problems, and provides a kind of cable formula welding wire narrow clearance welding gun,
The welding of common plate can only be carried out by solving current welding rifle, and for slab narrow gap welding, weldering on the market at present
The problem of connecing rifle can not protrude into, and lead to not welding.
A kind of cable formula welding wire narrow clearance welding gun, comprising: cable formula welding wire, innovative point are: further including electrode body, protection gas
Body channel, wire feed pipe fitting, electrode body protective case, retaining hood bracket, insulating layer, ignition tip compress pin, fixing bolt, conduction
Mouth, retaining hood, welding wire wear-resistant sleeve, welding torch cable wiring hole and the equal pressing plate of protective gas；It is fixed on the top of the electrode body to connect
It is connected to a wire feed pipe fitting；Electrode body lower end outer surface is coated with a retaining hood bracket；The electrode body and gear gas
An insulating layer is filled between cover stent；The electrode body protective case cladding is connected to the appearance of electrode body and retaining hood bracket
On face；The ignition tip compresses the lower end that pin is fixedly connected on electrode body by ignition tip；The fixing bolt is two, institute
State the lower end two sides that fixing bolt is fixedly connected on electrode body protective case Yu retaining hood bracket；It is equipped in the electrode body two sides
Protective gas channel, the protective gas channel are mutually perpendicular to horizontal plane；The cable formula welding wire is slidably connected at wire-feeding pipe and connects
In the center of head, electrode body and ignition tip.The welding torch cable wiring hole is for the welding cable line bolt with welding machine
Connection.The welding torch cable wiring hole is used to be connected with the welding cable line of welding machine.The equal pressing plate of protective gas is
Rectangular small with multiple apertures is stuck on retaining hood bracket, is played and is subtracted to the protective gas flowed out from electrode body stomata
Pressure and equally distributed effect.
Preferably, the retaining hood may be designed as monoblock type square type, it is mainly used for shallow narrow gap welding；Separate type piece
Type is mainly used for deep narrow gap welding.
Preferably, the insulating layer is temperature-resistant insulation layer, such as epoxy material, mica material.
Preferably, the ignition tip and electrode body lower ending opening are in inverted ladder shape, pin effect is compressed in ignition tip
Under, ignition tip side can be in close face contact with electrode body, can reduce contact resistance, improve conductive capability.
Preferably, the lower end of the ignition tip is provided with cross crotch or word seam, and ignition tip center opening diameter is smaller
In gage of wire, when welding wire passes through ignition tip, lower end has certain clamping force to welding wire, improves electric conductivity.
The utility model has the beneficial effects that the utility model have it is structurally reasonable it is simple, production cost is low, easy for installation,
The workpiece of narrow gap can be welded, under the extruding that ignition tip compresses pin, ignition tip and electrode body realize face contact
Tight fit, electrode body protective case play the role of protecting electrode body and insulating, and ignition tip uses inverted ladder type end and electrode body
It is connected, it is compact-sized；It is provided with cross crotch in the lower end of ignition tip, and in the lower end center opening diameter of ignition tip compared with gage of wire
It is smaller, under the action of welding wire is in wire-feed motor by when have biggish chucking power, to reduce the contact resistance of ignition tip and welding wire,
Ignition tip compresses pin and plays to ignition tip pressuring action, and retaining hood, which plays, leads to protective gas above molten bath, plays molten bath and rises
Protective effect, insulating layer are made of insulating material, and are played the role of being electrically insulated between retaining hood and electrode body.
Detailed description of the invention
The present invention is described in detail by the following detailed description and drawings for ease of explanation,.
Fig. 1 is common gases protection weldering welding gun structure schematic diagram.
Fig. 2 is slab butt welding " V " type groove schematic diagram.
Fig. 3 is slab butt welding " I " type Narrow sloping-glot schematic diagram.
Fig. 4 is the structural schematic diagram of the utility model.
Fig. 5 is the structural schematic diagram of the utility model electrode body protective case.
Fig. 6 is the structural schematic diagram of the utility model retaining hood bracket.
Fig. 7 is the structural schematic diagram of the utility model insulating layer.
Fig. 8 is the structural schematic diagram of the utility model use state.
1- ignition tip；2- circular protection walls；3- gun barrel；4- welding wire；5- gun barrel gas port；6- cable formula welding wire；7- electrode body；
8- protective gas channel；9- wire feed pipe fitting；10- electrode body protective case；11- retaining hood bracket；12- insulating layer；13- ignition tip
Compress pin；14- fixing bolt；15- ignition tip；16- retaining hood；17- welding wire wear-resistant sleeve, 18- welding torch cable wiring hole, 19-
The equal pressing plate of protective gas；20- workpiece.
Specific embodiment
As shown in Fig. 4 to Fig. 8, present embodiment uses a kind of following technical scheme: cable formula welding wire narrow clearance welding gun,
Include: cable formula welding wire 6, further includes electrode body 7, protective gas channel 8, wire feed pipe fitting 9, electrode body protective case 10, retaining hood
Bracket 11, insulating layer 12, ignition tip compress pin 13, fixing bolt 14, ignition tip 15, retaining hood 16, welding wire wear-resistant sleeve 17, weldering
Rifle cable connection hole 18 and the equal pressing plate 19 of protective gas；A wire feed pipe fitting is fixedly connected on the top of the electrode body 7
9；The 7 lower end outer surface of electrode body is coated with a retaining hood bracket 11；It is filled out between the electrode body 7 and retaining hood bracket 11
Filled with an insulating layer 12；The cladding of electrode body protective case 10 is connected on the outer surface of electrode body 7 and retaining hood bracket 11；
The ignition tip 15 compresses the lower end that pin 13 is fixedly connected on electrode body 7 by ignition tip；The fixing bolt 14 is two,
The fixing bolt 14 is fixedly connected on the lower end two sides of electrode body protective case 10 Yu retaining hood bracket 11；7 liang of the electrode body
Protective gas channel 8 is equipped in side, the protective gas channel 8 is mutually perpendicular to horizontal plane；The sliding of cable formula welding wire 6 connects
It connects in the center of wire feed pipe fitting 9, electrode body 7 and ignition tip 15.The welding torch cable wiring hole 18 is used for and welding machine
Welding cable line be connected with.The welding torch cable wiring hole 18 is used to be connected with the welding cable line of welding machine.
The equal pressing plate 19 of protective gas is the rectangular small with multiple apertures, is stuck on retaining hood bracket 11, to from electrode body gas
The protective gas flowed out in hole 8 play the role of decompression with it is equally distributed.
Wherein, the insulating layer 12 is high temperature resistant material insulating layer；The ignition tip 15 is in inverted ladder shape；The ignition tip
15 lower end is provided with cross crotch or word seam.
As shown in figure 8, the use state of the utility model are as follows: the utility model has structurally reasonable simple, production cost
It is low, easy for installation, 20 narrow gap weld seam of slab workpiece can be welded, under the extruding that ignition tip compresses pin 13, be led
Sparking plug 15 and electrode body 7 realize face contact tight fit, and electrode body protective case 10 plays the role of protecting electrode body 7 and insulating,
Ignition tip 15 is connected using inverted ladder type end with electrode body 7, compact-sized；Cross crotch is provided in the lower end of ignition tip 15, and
The lower end center opening diameter of ignition tip 15 is smaller compared with gage of wire, under the action of welding wire is in wire-feed motor by when have it is biggish
Chucking power, to reduce the contact resistance of ignition tip 15 Yu welding wire, ignition tip compresses pin 13 and plays to 15 pressuring action of ignition tip,
Retaining hood 16, which plays, leads to protective gas above molten bath, plays molten bath and shields, and insulating layer 7 is made of insulating material, and is risen
To by the effect of being electrically insulated between retaining hood 16 and electrode body 7.
In the description of utility model, it is to be understood that term " coaxial ", " bottom ", " one end ", " top ", " in
The orientation of the instructions such as portion ", " other end ", "upper", " side ", " top ", "inner", " front ", " center ", " both ends " or position are closed
System is is based on the orientation or positional relationship shown in the drawings, is merely for convenience of description utility model and simplifies description, without referring to
Show or imply that signified device or element must have a particular orientation, be constructed and operated in a specific orientation, therefore cannot manage
Solution is the limitation to utility model.
In utility model unless specifically defined or limited otherwise, term " installation ", " setting ", " connection ", " Gu
Calmly ", the terms such as " being screwed on " shall be understood in a broad sense, for example, it may be being fixedly connected, may be a detachable connection, or integral；
It can be mechanical connection, be also possible to be electrically connected；It can be directly connected, can also indirectly connected through an intermediary, it can be with
It is the interaction relationship of the connection or two elements inside two elements, unless otherwise restricted clearly, for this field
For those of ordinary skill, concrete meaning of the above-mentioned term in utility model can be understood as the case may be.
The advantages of basic principles and main features and utility model of utility model have been shown and described above, the industry
Technical staff it should be appreciated that utility model is not restricted to the described embodiments, what is described in the above embodiment and the description is only
The principle for illustrating utility model, under the premise of not departing from utility model spirit and scope, utility model also has various change
And improvement, these changes and improvements are both fallen within the scope of claimed utility model, range is claimed by institute in utility model
Attached claims and its equivalent thereof.
Claims (4)
1. a kind of cable formula welding wire narrow clearance welding gun, comprising: cable formula welding wire (6), it is characterised in that: further include electrode body (7), protection
Gas passage (8), wire feed pipe fitting (9), electrode body protective case (10), retaining hood bracket (11), insulating layer (12), ignition tip pressure
Tight pin (13), fixing bolt (14), ignition tip (15), retaining hood (16), welding wire wear-resistant sleeve (17), welding torch cable wiring hole
(18) and the equal pressing plate of protective gas (19)；
A wire feed pipe fitting (9) is fixedly connected on the top of the electrode body (7)；
Electrode body (7) the lower end outer surface is coated with a retaining hood bracket (11)；
An insulating layer (12) is filled between the electrode body (7) and retaining hood bracket (11)；
Electrode body protective case (10) cladding is connected on the outer surface of electrode body (7) and retaining hood bracket (11)；
The ignition tip (15) compresses the lower end that pin (13) are fixedly connected on electrode body (7) by ignition tip；
The fixing bolt (14) is two, and the fixing bolt (14) is fixedly connected on electrode body protective case (10) and retaining hood
The lower end two sides of bracket (11)；
It is equipped with protective gas channel (8) in electrode body (7) two sides, the protective gas channel (8) and horizontal plane are mutual
Vertically；
The cable formula welding wire (6) is slidably connected in the center of wire feed pipe fitting (9), electrode body (7) and ignition tip (15)；
The welding torch cable wiring hole (18) is positioned at electrode body (7) top two sides；
The welding torch cable wiring hole (18) is used to be connected with the welding cable line of welding machine；
The equal pressing plate of protective gas (19) is the rectangular small with multiple apertures, and the equal pressing plate of protective gas (19) is stuck in
On retaining hood bracket (11).
2. a kind of cable formula welding wire narrow clearance welding gun according to claim 1, it is characterised in that: the insulating layer (12) is resistance to
High temperature material insulating layer.
3. a kind of cable formula welding wire narrow clearance welding gun according to claim 1, it is characterised in that: the ignition tip (15) is in
Trapezoidal shape.
4. a kind of cable formula welding wire narrow clearance welding gun according to claim 1, it is characterised in that: under the ignition tip (15)
End is provided with cross crotch.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821481662.5U CN208840681U (en) | 2018-09-11 | 2018-09-11 | A kind of cable formula welding wire narrow clearance welding gun |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821481662.5U CN208840681U (en) | 2018-09-11 | 2018-09-11 | A kind of cable formula welding wire narrow clearance welding gun |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN208840681U true CN208840681U (en) | 2019-05-10 |
Family
ID=66372709
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201821481662.5U Expired - Fee Related CN208840681U (en) | 2018-09-11 | 2018-09-11 | A kind of cable formula welding wire narrow clearance welding gun |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN208840681U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108971713A (en) * | 2018-09-11 | 2018-12-11 | 南通航运职业技术学院 | A kind of cable formula welding wire narrow clearance welding gun |
-
2018
- 2018-09-11 CN CN201821481662.5U patent/CN208840681U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108971713A (en) * | 2018-09-11 | 2018-12-11 | 南通航运职业技术学院 | A kind of cable formula welding wire narrow clearance welding gun |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20190510 Termination date: 20210911 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |