CN215509439U

CN215509439U - L-shaped electrode holding rod

Info

Publication number: CN215509439U
Application number: CN202120120925.5U
Authority: CN
Inventors: 胡志强
Original assignee: Changchun Delbon Auto Parts Co ltd
Current assignee: Changchun Delbon Auto Parts Co ltd
Priority date: 2021-01-18
Filing date: 2021-01-18
Publication date: 2022-01-14
Anticipated expiration: 2031-01-18

Abstract

The utility model provides an L-shaped electrode holding rod, which comprises an L-shaped electrode rod body, wherein the L-shaped electrode rod body comprises an electrode arm and an electrode holding rod, the electrode arm is arranged above the electrode holding rod and is vertically arranged, the electrode arm and the electrode holding rod integrally form an L-shaped electrode rod body, a conical hole is formed in the upper surface of one end, away from the electrode holding rod, of the electrode arm, a water inlet hole is formed in the electrode arm, the electrode holding rod is a cylinder with an oval cross section, and the water inlet hole is formed in the side wall of the electrode arm above the electrode holding rod.

Description

L-shaped electrode holding rod

Technical Field

The utility model relates to the technical field of electrode holding rod equipment, in particular to an L-shaped electrode holding rod.

Background

The existing box-type workpiece needs to be subjected to projection welding in a flanging area as shown in fig. 1, because the shape of the product part is similar to a box shape, if a standard straight rod-type electrode holding rod is adopted, the product part can interfere with the workpiece and cannot be welded, and therefore the special L-shaped electrode holding rod with the special shape is required to be adopted, and the L-shaped electrode holding rod which is usually used is shown in fig. 2, although the L-shaped electrode holding rod can be welded, the following defects exist:

1. the rigidity is not enough, and the use is quivered, needs the workman to fill the wood side on its downside and supports, but can not thoroughly solve.

2. The taper hole is subjected to large bending force, and the click holding rod is made of brass, so that the strength is low, the click holding rod is easy to deform, and water leakage is caused.

3. The apopore is nearer with the inlet opening distance, during the installation water pipe head, influences the rotation of spanner, and the water pipe still interferes with the fixed platen of equipment in this position, leads to L type electrode holding rod can not press from both sides tightly the root, influences its rigidity.

Due to the above problems, the welding quality and the working efficiency are seriously affected.

SUMMERY OF THE UTILITY MODEL

In order to solve the technical problems mentioned in the background art, an embodiment of the present invention provides an L-shaped electrode holding rod, which includes an L-shaped electrode rod body, where the L-shaped electrode rod body includes an L-shaped electrode arm and an L-shaped electrode holding rod, the L-shaped electrode arm is disposed above the L-shaped electrode holding rod and vertically disposed, the L-shaped electrode arm and the L-shaped electrode holding rod integrally form an L-shaped electrode rod body, a conical hole is disposed on an upper surface of one end of the L-shaped electrode arm, which is far away from the L-shaped electrode holding rod, a water inlet is disposed on the L-shaped electrode arm, the L-shaped electrode holding rod is a cylinder with an elliptical cross section, and the water inlet is disposed on a side wall of the L-shaped electrode arm above the L-shaped electrode holding rod.

Preferably, a reinforced steel sleeve is arranged above the taper hole.

Preferably, the inner diameter of the reinforcing steel sleeve is matched with the inner diameter of the taper hole.

Preferably, the reinforcing steel sleeve is fixed in the mounting groove above the taper hole.

The technical scheme provided by the embodiment of the utility model has the beneficial effects that at least:

the L-shaped electrode holding rod has the advantages that the rigidity of the L-shaped electrode holding rod is improved, the strength of the conical hole is increased, water leakage caused by deformation of the conical hole is prevented, the position of the cooling water inlet hole is changed, the water pipe joint is easy to install and operate, and the L-shaped electrode holding rod is not interfered with equipment.

Drawings

In order to more clearly illustrate the technical solutions in the embodiments of the present invention, the drawings needed to be used in the description of the embodiments will be briefly introduced below, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and it is obvious for those skilled in the art to obtain other drawings based on these drawings without creative efforts.

FIG. 1 is a schematic view of a conventional cassette type workpiece structure;

FIG. 2 is a schematic view of a conventional L-shaped electrode grip;

FIG. 3 is a schematic structural view of the present invention;

FIG. 4 is a schematic view of the installation application of the present invention;

fig. 5 is an exploded view of the installation application structure of the present invention.

In the shown drawing, an upper electrode holding rod 1, an upper water pipe connector 2, an upper electrode 3, an upper electrode arm 4, an upper electrode arm gland 5, a lower electrode 6, a reinforced steel sleeve 7, a lower water pipe connector 8, a taper hole 9, an L-shaped electrode arm 10, a screw 12, a box-shaped workpiece 11, a lower electrode gland 13, a lower electrode arm 14, a water inlet 15 and an L-shaped electrode holding rod 16.

Detailed Description

In order to make the objects, technical solutions and advantages of the present invention more apparent, embodiments of the present invention will be described in detail with reference to the accompanying drawings.

It will be understood that when an element is referred to as being "disposed on" another element, it can be directly on the other element or intervening elements may also be present. When an element is referred to as being "secured to" another element, it can be directly connected to the other element or intervening elements may also be present.

In the present invention, unless otherwise specified, the terms of orientation such as "upper, lower, left, right" used herein generally refer to the upper, lower, left, and right directions as shown in fig. 1. "inner and outer" refer to the inner and outer portions of a particular contour. "distal and proximal" refer to distal and proximal relative to a component.

As shown in fig. 3, an L-shaped electrode holder according to an embodiment of the present invention includes an L-shaped electrode holder body, the L-shaped electrode rod body comprises an L-shaped electrode arm 10 and an L-shaped electrode holding rod 16, the L-shaped electrode arm 10 is arranged above the L-shaped electrode holding rod 16 and is vertically arranged, the L-shaped electrode arm 10 and the L-shaped electrode holding rod 16 integrally form an L-shaped electrode rod body, the upper surface of one end of the L-shaped electrode arm 10 far away from the L-shaped electrode holding rod 16 is provided with a taper hole 9, a reinforced steel sleeve 7 is arranged above the taper hole 9, the inner diameter of the reinforced steel sleeve 7 is matched with the inner diameter of the taper hole 9, the reinforced steel sleeve 7 is fixed in the mounting groove above the taper hole 9, the L-shaped electrode arm 10 is provided with a water inlet hole 15, the water inlet 15 is arranged on the side wall of the L-shaped electrode arm 10 above the L-shaped electrode holding rod 16, and the electrode holding rod is a cylinder with an oval cross section.

When the utility model is applied, as shown in fig. 4-5, the bottom end of the lower electrode 6 is placed on the taper hole 9, the reinforced steel sleeve 7 is sleeved on the lower electrode 6, the upper electrode 3 and the lower electrode 6 are respectively arranged on the upper side and the lower side of the flanging area of the box-shaped workpiece 11, the upper electrode 3 is fixed on the upper electrode holding rod 1, the upper electrode holding rod 1 is fixed with the upper electrode arm gland 5 through the upper electrode arm 4, the upper electrode holding rod 1 is provided with the upper water pipe joint 2, the L-shaped electrode holding rod 16 provided by the utility model is fixed between the lower electrode gland 13 and the lower electrode arm 14 through the screw 12, the water inlet hole 15 is provided with the lower water pipe joint 8, the upper electrode 3 and the lower electrode 6 are installed according to the installation mode, the water pipe is connected with the upper water pipe joint 2 and the lower water pipe joint 8, the welding parameters are adjusted according to the technical requirements, the strokes of the upper electrode 3 and the lower electrode 6 are adjusted, ensuring full contact with the workpiece, and pressing a start button to complete welding.

The size of the lower electrode arm is very large, if the size of the lower electrode arm is increased, the cost is increased, the size of the lower electrode arm is limited, in order to increase the strength of the electrode holding rod, the diameter of the electrode holding rod is not feasible to be directly increased.

The conical hole is subjected to large bending force, and in addition, when an electrode is heated during welding, the electrode arm needs to have good heat conductivity, the material is required to be copper, but the strength of the copper is poor, and in order to change the strength of the L-shaped electrode arm, the problems of conical hole deformation and water leakage caused by the bending force are solved by adopting the reinforced steel sleeve.

The water outlet hole and the water inlet hole are close to each other, so that the rotation of the wrench is influenced when the water pipe joint is installed, the water pipe is also interfered with the equipment fixing bedplate at the position, the L-shaped electrode holding rod cannot be clamped to the root, the rigidity of the L-shaped electrode holding rod is influenced, and the like.

It is noted that, herein, relational terms such as first and second, and the like may be used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Also, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus.

It will be understood by those skilled in the art that all or part of the steps for implementing the above embodiments may be implemented by hardware, or may be implemented by a program instructing relevant hardware, where the program may be stored in a computer-readable storage medium, and the above-mentioned storage medium may be a read-only memory, a magnetic disk or an optical disk, etc.

The above description is only for the purpose of illustrating the preferred embodiments of the present invention and is not to be construed as limiting the utility model, and any modifications, equivalents, improvements and the like that fall within the spirit and principle of the present invention are intended to be included therein.

Claims

1. The utility model provides a L type electrode holding rod, includes L type electrode rod body, L type electrode rod body includes electrode arm and electrode holding rod, the electrode arm sets up in electrode holding rod top and perpendicular setting, the electrode arm is the electrode rod body of L type with the whole constitution of electrode holding rod, the electrode arm keep away from electrode holding rod one end upper surface and be provided with the taper hole, be provided with the inlet opening on the electrode arm, its characterized in that, the electrode holding rod is oval-shaped cylinder for the cross section, the inlet opening sets up on the electrode arm lateral wall of electrode holding rod top, the taper hole top is equipped with the reinforcing steel bushing.

2. An L-shaped electrode grip according to claim 1 wherein the inner diameter of the reinforcing steel sleeve is adapted to the inner diameter of the tapered bore.

3. An L-shaped electrode holder as claimed in claim 2, wherein the reinforcing steel sleeve is fixed in the mounting groove above the taper hole.