Arc welding stud with short period

Abstract

The utility model discloses an arc welding stud with a short period, which relates to the field of stud pieces, solves the problem that the service life of an existing device is short due to the fact that the existing device is low in material shaping capacity and strength, and adopts the following scheme that the arc welding stud comprises a bolt piece and a nut piece which are screwed with each other, an arcing end is arranged at the end of the bolt column in an arc welding mode, the arcing end comprises a hexagonal plate and an arcing part on the outer side, and the arcing part is a hexagonal end part which is pulled outwards in an inclined mode. The nut piece comprises a screw cylinder part screwed on the bolt column, and a pressing plate end is welded to the front end of the screw cylinder part in an arc welding mode; according to the arc welding stud with the short period, by means of the existence of the bolt piece and the nut piece on the outer side of the bolt piece, surrounding type protective screwing can be conducted on the bolt column through the nut piece, meanwhile, higher shaping capacity and strength can be achieved through the arrangement of materials, and in addition, better arcing machining and subsequent manual screwing can be conducted conveniently through the arrangement of the shape of the arcing end.

Description

TECHNICAL FIELD

[0001] The utility model relates to stud technology field, concretely is a kind of arc welding stud of short cycle. BACKGROUND

[0002] The setting of welding stud can stably screw the corresponding components;

[0003] According to the search, in the application book with patent application No.202020929280.5, a new welding stud convenient for arc welding of arc welding machine is disclosed, which comprises a nut part and a threaded part connected to each other, the diameter of the nut part is larger than the diameter of the threaded part, a conical arc starting part is provided at the end of the threaded part away from the nut part, and the top of the nut part away from the threaded part is circular table shaped. Thus, it is convenient to use the arc welding machine for welding, the welding quality is good, and the welding machine efficiency is high;

[0004] The above application file realizes efficient arc welding by the setting of stud. However, first, the existing one is generally made of stainless steel material, and the heat treatment effect is limited, which easily affects the subsequent arc welding effect. Secondly, the contact effect of the arc starting part with the arc welding machine is limited, but in some use environments, the efficiency of manual driving is low. In addition, the outer wall of most of the bolt columns is exposed to air during assembly, which is easily contaminated and eroded. At the same time, the structure of the screwing part is limited, the operation is complicated, and the overall practicability is low.

[0005] Therefore, we propose a short-cycle arc welding stud. INVENTION CONTENTS

[0006] In view of the shortcomings of the prior art, the utility model provides a short-cycle arc welding stud, which solves the problem of low material shaping capacity and strength of the existing device, and low service life.

[0007] To achieve the above purpose, the utility model realizes the following technical scheme: a short-cycle arc welding stud, comprising a bolt piece and a nut piece screwed together, the main body of the bolt piece is a bolt column, an arc welding arc starting end is provided at the end of the bolt column, the arc starting end comprises a hexagonal plate and an arc starting part on the outside, and the arc starting part is a hexagonal end part pulled outwardly and obliquely;

[0008] The nut piece comprises a screw cylinder part screwed on the bolt column, a pressure plate end is arc welded at the front end of the screw cylinder part, and a threaded channel adapted to the specification of the bolt column is formed between the pressure plate end and the screw cylinder part.

[0009] As a preferred embodiment of the utility model, each component in the bolt piece and the nut piece is made of 10B21 material;

[0010] Among them, 10B21 is low carbon alloy steel, belongs to cold heading steel category, it has good plasticity and moderate strength, is widely used in manufacturing various mechanical parts and structural parts.

[0011] As a preferred scheme of the utility model, the outer wall of each component of the bolt piece and the nut piece is sprayed with 5-8um zinc-nickel alloy paint, and the bolt piece and the nut piece are made by salt spray processing without adding a sealing agent.

[0012] The 5-8um zinc-nickel alloy paint layer can protect the workpieces on the inner side from the outside, reduce the erosion probability, and need to be placed in the salt spray without adding a sealing agent for 480 hours in a red rust-free state.

[0013] As a preferred scheme of the utility model, a clamping groove is arranged at the center of the outer wall of the arc starting part, and the clamping groove is a hexagonal inclined groove.

[0014] The clamping groove is convenient for the staff to manually drive the plum-blossom auxiliary piece to clamp the bolt piece, so that the subsequent efficient fastening can be facilitated.

[0015] As a preferred scheme of the utility model, the length of the screw cylinder part and the pressing plate end in the nut piece is four-fifths of the length of the bolt column in the bolt piece.

[0016] The length of the screw cylinder part and the pressing plate end in the nut piece can effectively protect the bolt column on the inner side after assembly, so that the bolt column is not exposed to the air for a long time and has a low erosion life.

[0017] As a preferred scheme of the utility model, the screw thread channel on the inner side of the screw cylinder part is a threaded groove, and the outer side of the screw cylinder part is a regular hexagonal cylinder.

[0018] The shape of the screw cylinder part is convenient for stable positioning by a wrench during tightening, so that the subsequent stable screwing is facilitated.

[0019] The utility model provides a kind of arc welding stud with short cycle.It has the following beneficial effects:

[0020] The arc welding stud with short cycle can be surrounded and protected by the nut piece during screwing, and the material can have stronger shaping ability and strength, and the shape of the arc starting end is also convenient for better arc striking and subsequent manual screwing, so that the problem of low material shaping ability and strength and low service life of the existing device is solved. DRAWINGS

[0021] Fig. 1The utility model discloses a structure schematic drawing of the utility model;

[0022] Fig. 2 The utility model discloses a structure schematic drawing of bolt piece of the utility model;

[0023] Fig. 3 The utility model discloses a structure schematic drawing of nut piece of the utility model.

[0024] In the drawing: 1, bolt piece;11, arc starting end;12, bolt column;13, clamping groove;2, nut piece;21, pressing plate end;22, screw cylinder part;23, thread channel. Specific implementation

[0025] The technical scheme in the embodiment of the utility model will be clearly and completely described below in combination with the drawings in the embodiment of the utility model, and obviously, the described embodiment is only a part of the embodiment of the utility model, not all the embodiment. Based on the embodiment in the utility model, all other embodiments obtained by the person skilled in the art without creative labor are within the protection scope of the utility model.

[0026] Please refer to Figs. 1-3 The utility model embodiment provides a kind of technical scheme: a short cycle arc welding stud, bolt piece 1 and nut piece 2 are connected, the main body of bolt piece 1 is bolt column 12, arc welding is equipped with arc starting end 11 at the end of bolt column 12, arc starting end 11 includes hexagonal plate and the arc starting portion outside, and the arc starting portion is the hexagonal end portion that is inclined to pull out;Nut piece 2 includes screw cylinder part 22 that is screwed on bolt column 12, and pressing plate end 21 is arc welded at the front end of screw cylinder part 22, and the screw thread channel 23 that is compatible with the specification of bolt column 12 is arranged between pressing plate end 21 and screw cylinder part 22;

[0027] Wherein, the short cycle arc welding stud, by the existence of bolt piece 1 and its outside nut piece 2, can be surrounded by nut piece 2 to screw bolt column 12, and the setting of its material can make it have stronger plastic ability and strength, in addition, the setting of arc starting end 11 shape also facilitates better arc processing and subsequent manual screwing, solve the problem that the material plastic forming ability and strength of existing device are lower and then service life is lower.

[0028] Embodiment 2:

[0029] Each component in bolt piece 1 and nut piece 2 is made of 10B21 material;Wherein, 10B21 is low carbon alloy steel, belongs to cold heading steel category, it has good plasticity and moderate strength, is widely used in the manufacture of various mechanical parts and structural parts.

[0030] The outer wall of each of the bolt piece 1 and the nut piece 2 is sprayed with a zinc-nickel alloy coating of 5-8 um, and the bolt piece 1 and the nut piece 2 are made by salt fog processing without adding a sealing agent; the zinc-nickel alloy coating layer of 5-8 um can protect the workpieces from the outside to the inside, reduces the erosion probability, and needs to be placed in the salt fog without adding a sealing agent for 480 hours and in a red rust-free state.

[0031] A clamping groove 13 is arranged at the center of the outer wall of the arc starting part of the arc starting end 11, and the clamping groove 13 is a hexagonal inclined groove; the clamping groove 13 is convenient for manual driving of the plum-blossom auxiliary piece to clamp the arc starting end 11, so that subsequent efficient fastening is facilitated.

[0032] The length of the screw cylinder part 22 and the pressing plate end 21 of the nut piece 2 is four-fifths of the length of the bolt column 12 of the bolt piece 1; the length of the screw cylinder part 22 and the pressing plate end 21 of the nut piece 2 can effectively protect the bolt column 12 from the inside after assembly, so that the bolt column 12 is not exposed to air for a long time and has a low erosion life.

[0033] The screw thread channel 23 inside the screw cylinder part 22 is a threaded groove, and the outer side of the screw cylinder part 22 is a regular hexagonal cylinder; the shape of the screw cylinder part 22 is convenient for stable positioning by a wrench during tightening, so as to assist subsequent stable screwing.

[0034] The working principle and use process of the utility model are as follows: the arc starting end 11 of the bolt piece 1 is efficiently arc-welded by cooperating with the arc welding machine, and the stable force on the arc starting end 11 is facilitated by the clamping groove 13 and the shape structure of the screw cylinder part 22 during work, the practicability is improved, and the bolt column 12 is shielded and protected from the outside by the structure of the nut piece 2.

[0035] The basic principle and main features of the utility model and the advantages of the utility model are shown and described above, and it is obvious for those skilled in the art that the utility model is not limited to the details of the above-mentioned exemplary embodiments, and the utility model can be realized in other specific forms without departing from the spirit or basic characteristics of the utility model. Therefore, no matter from which point of view, the embodiments should be regarded as exemplary and non-limiting, the scope of the utility model is defined by the appended claims rather than the above description, and therefore all changes falling within the meaning and scope of the equivalent elements of the claims are intended to be included in the utility model. Any figure reference in the claims should not be regarded as limiting the involved claims.

[0036] Furthermore, it should be understood that although the specification is described in terms of embodiments, not every embodiment includes every feature or implementation described herein. The specification can include implicit combinations of explicitly mentioned features and / or implicit combinations of implicitly mentioned features. Such combinations are also expressly included within the scope of the specification and an embodiment.

Claims

1. A short-cycle arc welding stud, characterized in that: It includes a bolt (1) and a nut (2) that are screwed together. The main body of the bolt (1) is a bolt post (12). The bolt post (12) has an arc-welded arc-starting end (11) at its end. The arc-starting end (11) includes a hexagonal plate and an outer arc-starting part, and the arc-starting part is a hexagonal end that is pulled outward at an angle. The nut component (2) includes a screw cylinder (22) screwed onto the bolt post (12). The front end of the screw cylinder (22) is arc welded with a pressure plate end (21), and a threaded channel (23) adapted to the specifications of the bolt post (12) is provided between the pressure plate end (21) and the screw cylinder (22).

2. The short-cycle arc welding stud according to claim 1, characterized in that: Each component in the bolt (1) and nut (2) is made of 10B21 material.

3. The short-cycle arc welding stud according to claim 2, characterized in that: The outer walls of each component of the bolt (1) and nut (2) are coated with a 5-8 μm zinc-nickel alloy coating, and the bolt (1) and nut (2) are manufactured by salt spray processing without the addition of a sealant.

4. The short-cycle arc welding stud according to claim 3, characterized in that: A slot (13) is provided at the center of the outer wall of the arc-starting part on the arc-starting end (11), and the slot (13) is a hexagonal oblique slot.

5. The short-cycle arc welding stud according to claim 1, characterized in that: The combined length of the screw barrel (22) and the pressure plate end (21) in the nut component (2) is four-fifths of the length of the bolt post (12) in the bolt component (1).

6. The short-cycle arc welding stud according to claim 5, characterized in that: The threaded channel (23) inside the screw barrel (22) is a threaded groove, and the outer side of the screw barrel (22) is a regular hexagonal cylinder.

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