CN215615665U

CN215615665U - Welding wire end connecting mechanism with anti-loosening function

Info

Publication number: CN215615665U
Application number: CN202122201186.5U
Authority: CN
Inventors: 朱明远
Original assignee: Hebei Kaiweisi Welding Equipment Co ltd
Current assignee: Hebei Kaiweisi Welding Equipment Co ltd
Priority date: 2021-09-13
Filing date: 2021-09-13
Publication date: 2022-01-25
Anticipated expiration: 2031-09-13

Abstract

The application discloses welding wire end coupling mechanism of locking function, including fixing base and protection device and locking device, protection device includes end cover, movable nut, protection seat, advances a pipe, first screw thread, spread groove, splint, friction disc and spring, the one end threaded connection end cover of fixing base, the one end fixed connection protection seat of end cover, the spread groove has been seted up to the inside of protection seat. This application is through two splint inside the extrusion protection seat, and splint drive spring compression holds power, then passes the welding wire between two splint, and the welding wire passes into a pipe, end cover, fixing base, self tapping swivel nut, send a pipe and wear out from sending a mouth, unclamps two splint, and two splint push the friction disc and support tight welding wire under the spring action to the convenience is assisted fixedly when advancing the pipe to the welding wire, clears away the dust or the rust of welding wire exterior wall through the friction disc.

Description

Welding wire end connecting mechanism with anti-loosening function

Technical Field

The application relates to the field of welding gun equipment, in particular to a welding wire end connecting mechanism with a locking function.

Background

The welding gun is a part for performing welding operation in the welding process, is a tool for gas welding, is shaped like a gun, is provided with a nozzle at the front end, and sprays high-temperature flame as a heat source. The gas welding gun is divided into a gas welding gun, an electric welding gun, a quick welding gun and an automatic welding gun according to the structure, wherein the gas welding gun heats the coil pipe by burning combustible gas (hydrogen or a mixture of acetylene and air), so that compressed air fed into the coil pipe is heated to a required temperature. The amount of air fed in or out is regulated by a cock, and the heating device of the welding gun is composed of a ceramic groove tube and an electric heating wire therein. The welding speed can be different according to different nozzle structures, and the structure of the nozzle of the welding gun is improved by a quick welding gun.

The existing welding gun welding wire is inconvenient to protect and derust, and the general welding wire end is inconvenient to carry out anti-loosening treatment on the welding wire, so that the welding wire is easy to shake, and the welding effect is influenced. Therefore, the welding wire end connecting mechanism with the anti-loosening function is provided for solving the problems.

Disclosure of Invention

The welding wire end connecting mechanism with the anti-loosening function is provided in the embodiment and used for solving the problems that the existing welding gun welding wire is inconvenient to protect and derust the welding wire, and the general welding wire end is inconvenient to perform anti-loosening treatment on the welding wire, so that the welding wire is easy to shake and the welding effect is influenced.

According to one aspect of the application, a welding wire end connecting mechanism with an anti-loosening function is provided, and comprises a fixed seat, a protection device and a locking device;

the protection device comprises an end cover, a movable nut, a protection seat, a wire inlet pipe, a first thread, a connecting groove, a clamping plate, a friction plate and a spring, wherein one end of the fixed seat is in threaded connection with the end cover, one end of the end cover is fixedly connected with the protection seat, and the connecting groove is formed in the protection seat;

the locking device comprises a second thread, a locking nut, a connector, an opening, a wire feeding pipe, a third thread, a wire feeding nozzle and a self-tapping thread insert, one end of the fixing seat is in threaded connection with the self-tapping thread insert, and the second thread is formed in the outer side of one end of the self-tapping thread insert.

Further, the inner wall of spread groove fixed connection spring's one end, the other end fixed connection splint's of spring one end, splint are the arc.

Furthermore, the number of the clamping plates is two, and one ends of the two clamping plates are fixedly connected with the friction plates.

Further, one end of the end cover is fixedly connected with a wire feeding pipe, first threads are formed in the outer side of the wire feeding pipe, and the wire feeding pipe is connected with a movable nut through the first threads and the threads.

Further, one end of the self-tapping thread insert is in threaded connection with a locking nut, one end of the self-tapping thread insert is fixedly connected with the connector, and an opening is formed in one end of the connector.

Furthermore, one end of the connector is connected with the wire feeding pipe through a third thread, and one end of the wire feeding pipe is fixedly connected with the wire feeding nozzle.

Through the above-mentioned embodiment of this application, adopted protection device and locking device, solved current welder welding wire inconvenient protect and the rust cleaning to the welding wire, and the inconvenient welding wire of carrying out locking processing to general welding wire end to lead to the welding wire to rock easily, thereby influence the problem of welding effect.

Drawings

In order to more clearly illustrate the embodiments of the present application or the technical solutions in the prior art, the drawings needed to be used in the description of the embodiments or the prior art will be briefly introduced below, and it is obvious that the drawings in the following description are only some embodiments of the present application, and it is obvious for those skilled in the art that other drawings can be obtained according to the drawings without inventive exercise.

FIG. 1 is a schematic overall perspective view of an embodiment of the present application;

FIG. 2 is a schematic overall structure diagram of an embodiment of the present application;

FIG. 3 is a schematic illustration of the positions of the attachment slot, clamping plate, friction pad and spring according to one embodiment of the present application.

In the figure: 1. the device comprises a fixed seat, 2, an end cover, 3, a movable nut, 4, a protective seat, 5, a wire feeding pipe, 501, a first thread, 6, a connecting groove, 7, a clamping plate, 701, a friction pad, 8, a spring, 9, a second thread, 10, a locking nut, 11, a connector, 12, an opening, 13, a wire feeding pipe, 14, a third thread, 15, a wire feeding nozzle, 16 and a self-tapping screw sleeve.

Detailed Description

In order to make the technical solutions better understood by those skilled in the art, the technical solutions in the embodiments of the present application will be clearly and completely described below with reference to the drawings in the embodiments of the present application, and it is obvious that the described embodiments are only partial embodiments of the present application, but not all embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present application.

It should be noted that the terms "first," "second," and the like in the description and claims of this application and in the drawings described above are used for distinguishing between similar elements and not necessarily for describing a particular sequential or chronological order. It should be understood that the data so used may be interchanged under appropriate circumstances such that embodiments of the application described herein may be used. Furthermore, the terms "comprises," "comprising," and "having," and any variations thereof, are intended to cover a non-exclusive inclusion, such that a process, method, system, article, or apparatus that comprises a list of steps or elements is not necessarily limited to those steps or elements expressly listed, but may include other steps or elements not expressly listed or inherent to such process, method, article, or apparatus.

In this application, the terms "upper", "lower", "left", "right", "front", "rear", "top", "bottom", "inner", "outer", "middle", "vertical", "horizontal", "lateral", "longitudinal", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings. These terms are used primarily to better describe the present application and its embodiments, and are not used to limit the indicated devices, elements or components to a particular orientation or to be constructed and operated in a particular orientation.

Moreover, some of the above terms may be used to indicate other meanings besides the orientation or positional relationship, for example, the term "on" may also be used to indicate some kind of attachment or connection relationship in some cases. The specific meaning of these terms in this application will be understood by those of ordinary skill in the art as appropriate.

Furthermore, the terms "mounted," "disposed," "provided," "connected," and "sleeved" are to be construed broadly. For example, it may be a fixed connection, a removable connection, or a unitary construction; can be a mechanical connection, or an electrical connection; may be directly connected, or indirectly connected through intervening media, or may be in internal communication between two devices, elements or components. The specific meaning of the above terms in the present application can be understood by those of ordinary skill in the art as appropriate.

It should be noted that the embodiments and features of the embodiments in the present application may be combined with each other without conflict. The present application will be described in detail below with reference to the embodiments with reference to the attached drawings.

The wire end attachment mechanism of the present embodiment may be adapted for use with a variety of welding guns, for example, the following wire end attachment mechanism is provided in the present embodiment, and may be used with the following welding guns.

A welding gun for quickly installing a welding wire for a welding machine comprises a welding gun body, wherein a nozzle is arranged at one end of the welding gun body, a conductive nozzle is arranged at the other end of the nozzle, the end position of the welding gun body, the nozzle and the conductive nozzle are connected with each other in a threaded buckling mode, a handle is arranged at the lower end of the welding gun body and is fixedly connected with the lower end of a shell of the welding gun body through a bolt, a welding gun switch is arranged on the handle and is fixedly connected with the handle through a screw, the welding gun switch can control the circuit opening and closing of the welding gun body, referring to the figure, a positioning ring is arranged on the welding gun body, two alignment blocks are arranged on the positioning ring, a sealing sleeve is arranged at the tail part of the welding gun body, two alignment grooves are arranged on the sealing sleeve, the counterpoint piece slides and cup joints the counterpoint groove, the installation of the seal cover of being convenient for, the seal cover can seal the protection to the afterbody of butt welder body.

The inside of counterpoint piece is equipped with the recess, the inboard fixedly connected with spring of recess, the other end fixedly connected with bayonet lock of spring, and the inside intercommunication in counterpoint groove has the through-hole, and the surface slip of bayonet lock cup joints the through-hole.

The sealing sleeve is inserted with a linking pipe in a penetrating manner, the linking pipe is inserted into the tail of the welding gun body, the internal seat is arranged inside the linking pipe, a threaded sleeve is embedded into the upper end of the linking pipe, a threaded knob is connected to the inner side of the threaded sleeve in a threaded manner, a circular gasket is fixed to the lower end of the threaded knob, the internal seat is used for passing through a welding wire, the welding wire enters the nozzle and the contact tip through the welding gun body, the gasket can extrude and fix the welding wire, the position stability of the welding wire in use is guaranteed, and meanwhile the gasket can be loosened according to the requirement of continuous conveying of equipment.

Be provided with the cassette on the welder body, the upper end fixedly connected with buckle of cassette, the inboard equal fixedly connected with stopper of inboard and the buckle of cassette, the upper end and the equal fixedly connected with mount pad of lower extreme of welder body, the inside of mount pad is equipped with the spacing groove, the spacing groove is cup jointed in the stopper slip, and the lower extreme fixedly connected with baffle of cassette can block the heat of during operation, the installation of being convenient for simultaneously dismantles.

Of course, the present embodiment can also be used for other welding guns. The following describes the welding wire end connection mechanism according to the embodiment of the present application.

Referring to fig. 1-3, a welding wire end connecting mechanism with anti-loosening function includes a fixing base 1, a protecting device and a locking device;

the protection device comprises an end cover 2, a movable nut 3, a protection seat 4, a screw inlet pipe 5, a first thread 501, a connecting groove 6, a clamping plate 7, a friction plate 701 and a spring 8, wherein one end of the fixed seat 1 is in threaded connection with the end cover 2, one end of the end cover 2 is fixedly connected with the protection seat 4, and the connecting groove 6 is formed in the protection seat 4;

the locking device comprises a second thread 9, a locking nut 10, a connector 11, an opening 12, a wire feeding pipe 13, a third thread 14, a wire feeding nozzle 15 and a self-tapping thread insert 16, one end of the fixed seat 1 is in threaded connection with the self-tapping thread insert 16, and the second thread 9 is formed in the outer side of one end of the self-tapping thread insert 16.

Through two splint inside the extrusion protection seat, splint drive the spring compression and hold up power, then pass the welding wire between two splint, the welding wire passes into wire pipe, end cover, fixing base, self tapping swivel nut, wire feeding pipe and wears out from wire feeding mouth, unclamps two splint, and two splint push the friction disc and support tight welding wire under the spring action to supplementary fixed when conveniently advancing the pipe to the welding wire, clear away the dust or the rust mark of welding wire exterior wall through the friction disc.

The inner wall of the connecting groove 6 is fixedly connected with one end of a spring 8, the other end of the spring 8 is fixedly connected with one end of a clamping plate 7, and the clamping plate 7 is an arc-shaped plate; the number of the clamping plates 7 is two, and one end of each of the two clamping plates 7 is fixedly connected with a friction plate 701; one end of the end cover 2 is fixedly connected with a wire inlet pipe 5, a first thread 501 is formed in the outer side of the wire inlet pipe 5, and the wire inlet pipe 5 is in threaded connection with the movable nut 3 through the first thread 501; one end of the self-tapping thread insert 16 is in threaded connection with a locking nut 10, one end of the self-tapping thread insert 16 is fixedly connected with a connector 11, and one end of the connector 11 is provided with an opening 12; one end of the connector 11 is in threaded connection with a wire feeding pipe 13 through a third thread 14, and one end of the wire feeding pipe 13 is fixedly connected with a wire feeding nozzle 15.

When the welding wire feeding device is used, firstly, two clamping plates 7 in a protective seat 4 are extruded, the clamping plates 7 drive a spring 8 to compress and store force, then a welding wire penetrates between the two clamping plates 7, the welding wire penetrates through a wire feeding pipe 5, an end cover 2, a fixed seat 1, a self-tapping screw sleeve 16 and a wire feeding pipe 13 and penetrates out of a wire feeding nozzle 15, the two clamping plates 7 are loosened, a friction plate 701 is pushed by the two clamping plates 7 under the action of the spring 8 to abut against the welding wire, so that auxiliary fixing is conveniently carried out when the welding wire is fed into the pipe, dust or rust on the outer surface wall of the welding wire is removed through the friction plate 701, a locking nut 10 rotates through a second thread 9 and the self-tapping screw sleeve 16 by rotating the locking nut 10, the locking nut 10 clamps the self-tapping screw sleeve 16, so that the welding wire in the welding wire is clamped, and then the welding wire is prevented from loosening, and the welding wire is convenient to use.

The application has the advantages that:

1. the welding wire feeding device is simple in operation, the two clamping plates in the protection seat are extruded, the clamping plates drive the spring to compress and store force, then the welding wire penetrates between the two clamping plates, the welding wire penetrates through the wire feeding pipe, the end cover, the fixing seat, the self-tapping screw sleeve and the wire feeding pipe and penetrates out of the wire feeding nozzle, the two clamping plates are loosened, the two clamping plates push the friction plate to tightly abut against the welding wire under the action of the spring, so that the auxiliary fixing is conveniently carried out when the welding wire is fed into the pipe, and dust or rust on the outer surface wall of the welding wire is removed through the friction plate;

2. this application is rational in infrastructure, and through rotating lock nut, lock nut passes through the second screw thread and rotates with the self tapping swivel nut, thereby lock nut presss from both sides tight self tapping swivel nut with the welding wire of inside tightly, prevents not hard up of welding wire then, facilitates the use.

It is well within the skill of those in the art to implement, without undue experimentation, the present application is not directed to software and process improvements, as they relate to circuits and electronic components and modules.

The above description is only a preferred embodiment of the present application and is not intended to limit the present application, and various modifications and changes may be made by those skilled in the art. Any modification, equivalent replacement, improvement and the like made within the spirit and principle of the present application shall be included in the protection scope of the present application.

Claims

1. The utility model provides a locking function's welding wire end coupling mechanism which characterized in that: comprises a fixed seat (1), a protection device and a locking device;

the protective device comprises an end cover (2), a movable nut (3), a protective seat (4), a first thread (501) of a screw inlet pipe (5), a connecting groove (6), a clamping plate (7), a friction plate (701) and a spring (8), wherein one end of the fixed seat (1) is in threaded connection with the end cover (2), one end of the end cover (2) is fixedly connected with the protective seat (4), and the connecting groove (6) is formed in the protective seat (4);

the locking device comprises a second thread (9), a locking nut (10), a connector (11), an opening (12), a wire feeding pipe (13), a third thread (14), a wire feeding nozzle (15) and a self-tapping thread insert (16), one end of the fixed seat (1) is in threaded connection with the self-tapping thread insert (16), and the second thread (9) is arranged on the outer side of one end of the self-tapping thread insert (16).

2. The anti-loosening welding wire end connecting mechanism as claimed in claim 1, wherein: the inner wall of spread groove (6) fixed connection spring (8) one end, the other end fixed connection splint (7) one end of spring (8), splint (7) are the arc.

3. The anti-loosening welding wire end connecting mechanism as claimed in claim 1, wherein: the number of splint (7) is two, two the equal fixed connection friction disc (701) of one end of splint (7).

4. The anti-loosening welding wire end connecting mechanism as claimed in claim 1, wherein: one end of the end cover (2) is fixedly connected with a wire inlet pipe (5), the outer side of the wire inlet pipe (5) is provided with a first thread (501), and the wire inlet pipe (5) is in threaded connection with a movable nut (3) through the first thread (501).

5. The anti-loosening welding wire end connecting mechanism as claimed in claim 1, wherein: one end of the self-tapping thread insert (16) is in threaded connection with a locking nut (10), one end of the self-tapping thread insert (16) is fixedly connected with a connector (11), and one end of the connector (11) is provided with an opening (12).

6. The anti-loosening welding wire end connecting mechanism as claimed in claim 1, wherein: one end of the connector (11) is in threaded connection with the wire feeding pipe (13) through a third thread (14), and one end of the wire feeding pipe (13) is fixedly connected with the wire feeding nozzle (15).