CN202147085U - Welding gun - Google Patents
Welding gun Download PDFInfo
- Publication number
- CN202147085U CN202147085U CN201120237380U CN201120237380U CN202147085U CN 202147085 U CN202147085 U CN 202147085U CN 201120237380 U CN201120237380 U CN 201120237380U CN 201120237380 U CN201120237380 U CN 201120237380U CN 202147085 U CN202147085 U CN 202147085U
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- CN
- China
- Prior art keywords
- welding gun
- fixed cover
- armature
- shaft assembly
- public access
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- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Fee Related
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Abstract
The utility model discloses a welding gun which comprises a gun shell and an end cover group arranged on the gun shell, wherein cavities are formed in the gun shell and the end cover group; the cavities are internally provided with a welding gun shaft assembly and a fixed sleeve fixed on the gun shell; a power-on coil is arranged in the fixed sleeve; the front end of the welding gun shaft assembly is provided with a conducting chuck; the rear end of the welding gun shaft assembly is detachably connected with the fixed sleeve by an armature; a shaft sleeve is coaxially sheathed on the welding gun shaft assembly; and the outer edge of the shaft sleeve is provided with a positioning rod which extends towards an outer side; the gun shell is provided with a hole used for being connected with the positioning rod in a clamping way; the armature is cross-like; and the fixed sleeve is provided with a cross hole matched with the armature. The welding gun has a compact structure, is easy for welding operation, and can simply regulate the height for stub welding; the axle center of a conducting shaft is accurate to position; and a stub is guaranteed to be vertical to a sheet material to be welded.
Description
Technical field
the utility model relates to a kind of welding gun.
Background technology
electric arc stud weldings (stud welding) are that double-screw bolt one end and plate (or pipe fitting) surface contact, the energising striking, treat the contact-making surface fusing after, accomplish the method for welding for the double-screw bolt certain pressure.Electric arc stud welding is suitable for high-rise reinforcing bar structural construction, industrial premises building, highway, railway, bridge, pylon, automobile, the energy, means of transportation building, airport, station, power station, support of pipelines, hoisting machinery and other steel construction etc. with socket cap weldering nail.
The basic principle of
electric arc stud welding is the electric arc that between double-screw bolt to be welded and workpiece, ignites, and when double-screw bolt and workpiece were heated to suitable temperature, under external force, the welding pool that double-screw bolt is sent on the workpiece formed welding point.According to the difference of the used source of welding current in the welding process, conventional arc arc stud welding can be divided into arc pulling type arc stud welding and two kinds of basic skills of capacitance energy storage electric arc stud welding.
are different with the Fundamentals of Welding of energy storage type stud welding machine, and the arc pulling type stud welding machine does not have the electric capacity charging process, and through source of welding current discharge, discharge time is accomplished whole welding process in IGCT control, and be the 5-500 millisecond discharge time.
The axial runout of the arc pulling type stud welding gun that
are traditional is bigger, and double-screw bolt is prone to favour welded plate, adopts soft hammer Butt welding gun to proofread and correct usually, but this method also needs repetition test, is easy to generate deviation.
Summary of the invention
The purpose of
the utility model provides a kind of welding gun, can be effectively with vertical being welded on the welded plate of double-screw bolt.
for achieving the above object, the utility model provides a kind of welding gun, and it comprises the rifle shell and is arranged on the end cap group on the rifle shell; The inside of said rifle shell and end cap group forms a cavity; Be provided with the welding gun shaft assembly in this cavity and be fixed in the fixed cover on the rifle shell, be provided with hot-wire coil in the said fixed cover, the front end of said welding gun shaft assembly is provided with conductive chuck; The rear end of said welding gun shaft assembly is connected in fixed cover separatably through an armature; The coaxial axle sleeve that is arranged with on the said welding gun shaft assembly, the outer rim of this axle sleeve are provided with the backstay that extends laterally, offer on the said rifle shell to be used for and this backstay hole of clamping mutually; Said armature is cross, offers the cross bore that is complementary with this armature on the fixed cover.
preferably; Said welding gun shaft assembly comprises conductive shaft, connector, insulation sleeve and public access cover; Said conductive shaft, connector, insulation sleeve, public access cover and fixed cover are for dividing body structure, and the rear end of conductive shaft, connector, insulation sleeve and the front end of public access cover link to each other successively.
preferably, it comprises that also one is arranged on the locating piece on the rifle shell, when the welding gun shaft assembly followed armature to break away from fixed cover, said locating piece propped up the front end face of said connector.
preferably are provided with spring between said fixed cover and the said insulation sleeve.
preferably, said public access cover comprises a bullet between insulation sleeve and armature, offers on the said fixed cover to be used for mentioning bag when sliding to fixed cover at the public access cover and to receive the bellmouth of this bullet.
The utility model adopts above structure, has the following advantages:
1, the conductive shaft axial runout is little;
2, the axle center accurate positioning of conductive shaft guarantees that double-screw bolt and welded blank are perpendicular;
The absorption of
3, public access cover and fixed cover and the process of disengaging are fast and stable, and beating of conductive shaft is little, welding quality stable.
Description of drawings
accompanying drawing 1 is the structural representation of the utility model.
accompanying drawing 2 is the dismounting end cap group of the utility model and the sketch map of a half-shells.
In
accompanying drawing: 1, rifle shell; 2, end cap group; 21, aluminium cover; 22, centring ring; 3, conductive shaft; 4, connector; 5, insulation sleeve; 6, public access cover; 7, fixed cover; 8, armature; 9, axle sleeve; 10, backstay; 11, locating piece; 12, spring.
The specific embodiment
Set forth the preferred embodiment of the utility model below in conjunction with attaching one of Fig. 1 and 2 in detail
; Thereby the protection domain of the utility model is made more explicit defining so that advantage of the utility model and characteristic can be easier to those skilled in the art will recognize that.
a kind of welding gun; It comprises rifle shell 1 and is arranged on the end cap group 2 on the rifle shell 1 that the inside of said rifle shell 1 and end cap group 2 forms a cavity, is provided with the welding gun shaft assembly in this cavity and is fixed in the fixed cover 7 on the rifle shell 1; Be provided with hot-wire coil in the said fixed cover 7; The front end of said welding gun shaft assembly is provided with conductive chuck, and the rear end of said welding gun shaft assembly is connected in fixed cover 7 separatably through an armature 8, the coaxial axle sleeve 9 that is arranged with on the said welding gun shaft assembly; The outer rim of this axle sleeve 9 is provided with the backstay 10 that extends laterally; Offer on the said rifle shell 1 and be used for and this backstay 10 hole of clamping mutually, said armature 8 is cross, offers the cross bore that is complementary with this armature 8 on the fixed cover 7.
said welding gun shaft assembly comprises conductive shaft 3, connector 4, insulation sleeve 5 and public access cover 6; Said conductive shaft 3, connector 4, insulation sleeve 5, public access cover 6 and fixed cover 7 are for dividing a body structure, and the front end of the rear end of conductive shaft 3, connector 4, insulation sleeve 5 and public access cover 6 links to each other successively.
It comprises that also one is arranged on the locating piece 11 on the rifle shell 1
, and when the welding gun shaft assembly followed armature 8 to break away from fixed cover 7, said locating piece 11 propped up the front end face of said connector 4.
Be provided with spring 12 between
said fixed cover 7 and the said insulation sleeve 5.
said public access cover 6 comprises a bullet between insulation sleeve 5 and armature 8, offers on the said fixed cover 7 to be used for mentioning bag when sliding to fixed cover 7 at public access cover 6 and to receive the bellmouth of this bullet.
A kind of welding gun in
present embodiment, it comprises rifle shell 1 and is arranged on the end cap group 2 on the rifle shell 1.End cap group 2 comprises aluminium cover 21 and centring ring 22.
this rifle shell 1, aluminium cover 21 and the centring ring 22 common cavitys that form include conductive shaft 3, connector 4, insulation sleeve 5, public access cover 6 and fixed cover 7 in this cavity.
The front end of
conductive shaft 3 is connected with conductive chuck.The coaxial axle sleeve 9 that is arranged with on the conductive shaft 3, the outer rim of this axle sleeve 9 are provided with the backstay 10 that extends laterally, offer on the said rifle shell 1 to be used for and this backstay 10 hole of clamping mutually.Armature 8 is arranged on the rear end of public access cover 6, and public access cover 6 drives conductive shafts 3 and slides, and axle sleeve 9 is arranged on the front portion of conductive shaft 3, so axle sleeve 9 limited conductive shaft 3 beating in welding process, has guaranteed the quality of double-screw bolt in welding process.
The setting that is connected with the front end of connector 4 of
rear end of conductive shaft 3, connector 4 is a cuboid, the center line of the axis of this conductive shaft 3 and connector 4 coincides.Connector 4 setting that also links to each other with a flexible cable, the other end and the control circuit of flexible cable are electrically connected.Flexible cable lighter weight, the frictional force that in sliding process, produces are also just less.
connector 4 the front end of rear end through threaded engagement and insulation sleeve 5 be fixedly connected, the axis of the axis of insulation sleeve 5 and this conductive shaft 3 coincides, insulation sleeve 5 is a wood materials, plays insulation effect.
The front end of the rear end of
insulation sleeve 5 and public access cover 6 is connected, and the rear end of this public access cover 6 is provided with an armature 8, and armature 8 be soft iron, and soft iron is magnetized putting into magnetic field at once, after magnetic field disappears, demagnetizes at once again.Therefore the process of the absorption of public access cover 6 and fixed cover 7 and disengaging is fast and stable.Armature 8 is cross, on the axis that is centered close to this conductive shaft 3 of this cross armature 8.Between armature 8 and insulation sleeve 5, public access cover 6 also comprises a bullet with taper surface.
Offer the cross bore that is complementary with cross on
fixed cover 7, fixed cover 7 is set on this criss-cross armature 8 slidably.Criss-cross design has further limited the scope of the bob of public access cover 6, has guaranteed that public access cover 6 is at the linearity in the axis sliding process of conductive shaft 3.
Be provided with spring 12 between
fixed cover 7 and the insulation sleeve 5.Fixed cover 7 breaks away from public access cover 6 under the reaction force of spring 12.
when hot-wire coil was switched on, fixed cover 7 produced magnetic, and armature 8 is produced suction; Armature 8 drives public access cover 6 and slides to fixed cover 7; Produce electric arc between the double-screw bolt of drive conductive chuck the inside and the welded plate, between welded plate and double-screw bolt, produce the molten bath, when hot-wire coil cuts off the power supply; Conductive shaft 3 can promptly be pressed into molten-bath arc welding with double-screw bolt and be connected on the welded plate under the reaction of spring 12.
The utility model adopts above structure, has the following advantages:
1, conductive shaft 3 axial runouts are little;
2, the axle center accurate positioning of conductive shaft 3 guarantees that double-screw bolt and welded blank are perpendicular;
The absorption of
3, public access cover 6 and fixed cover 7 and the process of disengaging are fast and stable, and beating of conductive shaft 3 is little, welding quality stable.
above specific embodiment to the utility model combines diagram to be illustrated, and clearly, on the basis of the scope of not leaving the utility model and spirit, can much revise prior art and technology.In the affiliated technical field of the utility model, the common knowledge of a GPRS just can be carried out diversified change in the technological main idea scope of the utility model.
Claims (5)
1. welding gun; It comprises the rifle shell and is arranged on the end cap group on the rifle shell that the inside of said rifle shell and end cap group forms a cavity, is provided with the welding gun shaft assembly in this cavity and is fixed in the fixed cover on the rifle shell; Be provided with hot-wire coil in the said fixed cover; The front end of said welding gun shaft assembly is provided with conductive chuck, and the rear end of said welding gun shaft assembly is connected in fixed cover separatably through an armature, it is characterized in that: the coaxial axle sleeve that is arranged with on the said welding gun shaft assembly; The outer rim of this axle sleeve is provided with the backstay that extends laterally; Offer on the said rifle shell and be used for and this backstay hole of clamping mutually, said armature is cross, offers the cross bore that is complementary with this armature on the fixed cover.
2. split arc pulling type stud welding gun according to claim 1; It is characterized in that: said welding gun shaft assembly comprises conductive shaft, connector, insulation sleeve and public access cover; Said conductive shaft, connector, insulation sleeve, public access cover and fixed cover are for dividing body structure, and the rear end of conductive shaft, connector, insulation sleeve and the front end of public access cover link to each other successively.
3. split arc pulling type stud welding gun according to claim 2 is characterized in that: it comprises that also one is arranged on the locating piece on the rifle shell, and when the welding gun shaft assembly followed armature to break away from fixed cover, said locating piece propped up the front end face of said connector.
4. split arc pulling type stud welding gun according to claim 2 is characterized in that: be provided with spring between said fixed cover and the said insulation sleeve.
5. split arc pulling type stud welding gun according to claim 2; It is characterized in that: said public access cover comprises a bullet between insulation sleeve and armature, offers on the said fixed cover to be used for mentioning bag when sliding to fixed cover at the public access cover and to receive the bellmouth of this bullet.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201120237380U CN202147085U (en) | 2011-07-07 | 2011-07-07 | Welding gun |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201120237380U CN202147085U (en) | 2011-07-07 | 2011-07-07 | Welding gun |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202147085U true CN202147085U (en) | 2012-02-22 |
Family
ID=45588160
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201120237380U Expired - Fee Related CN202147085U (en) | 2011-07-07 | 2011-07-07 | Welding gun |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN202147085U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102310252A (en) * | 2011-07-07 | 2012-01-11 | 张家港市安捷探伤焊割设备修造厂 | Welding gun |
| CN104227203A (en) * | 2014-09-26 | 2014-12-24 | 苏州梦之捷焊接技术有限公司 | Adjustable self-adapting stud welding gun |
-
2011
- 2011-07-07 CN CN201120237380U patent/CN202147085U/en not_active Expired - Fee Related
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102310252A (en) * | 2011-07-07 | 2012-01-11 | 张家港市安捷探伤焊割设备修造厂 | Welding gun |
| CN104227203A (en) * | 2014-09-26 | 2014-12-24 | 苏州梦之捷焊接技术有限公司 | Adjustable self-adapting stud welding gun |
| CN104227203B (en) * | 2014-09-26 | 2016-04-13 | 苏州梦之捷焊接技术有限公司 | Adjustable self adaptation stud welding gun |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C17 | Cessation of patent right | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20120222 Termination date: 20130707 |