CN219561758U

CN219561758U - Special-shaped electrode cap

Info

Publication number: CN219561758U
Application number: CN202320226081.1U
Authority: CN
Inventors: 李建伟
Original assignee: Beijing Hota Electrode And Metals Co ltd
Current assignee: Beijing Hota Electrode And Metals Co ltd
Priority date: 2023-02-14
Filing date: 2023-02-14
Publication date: 2023-08-22
Anticipated expiration: 2033-02-14

Abstract

The utility model relates to a special-shaped electrode cap, which comprises an electrode cap body, wherein the electrode cap body comprises an embedded end, an embedded hole is formed in the embedded end, a first internal thread is formed in the inner wall of the embedded hole, and a first external thread is formed in the outer wall of the embedded end; the wear-resistant piece is arranged in the embedded hole, and a second external thread matched with the first internal thread is arranged on the outer wall of the wear-resistant piece; the fixing piece, fixing piece and wearing part fixed connection to set up in the inlaying the end outside, the fixing piece includes the screw thread end, be provided with the second internal thread that uses with first external screw thread cooperation on the screw thread end inside wall. The utility model has the effects of increasing the stability of the wear-resistant part and ensuring that the wear-resistant part is not easy to fall off from the electrode cap.

Description

Special-shaped electrode cap

Technical Field

The utility model relates to the technical field of welding, in particular to a special-shaped electrode cap.

Background

The electrode cap belongs to one kind of welding electrode and is used in welding in resistance welding equipment, such as fixed spot welder, suspension spot welder, welding tongs spot welder, etc. Because it is used by sleeving on the electrode connecting rod, it is called electrode cap.

The electrode cap is very easy to cause various damages such as uneven surface, inclined surface and the like in the use process. In the prior art, part of the electrode cap is formed by assembling two materials, a wear-resistant mechanism is made of high-performance materials and is embedded at the working end of a common electrode material, so that the corrosion resistance of the electrode cap is improved. However, in the application process, the abrasion-resistant mechanism is easy to generate displacement, falling off and other phenomena, and the use of the electrode cap is affected.

Disclosure of Invention

In order to increase the stability of the wear-resistant part, the wear-resistant part is not easy to fall off from the electrode cap, and the utility model provides the special-shaped electrode cap.

The utility model provides a special-shaped electrode cap which adopts the following technical scheme:

a shaped electrode cap comprising:

the electrode cap body comprises an embedded end, an embedded hole is formed in the embedded end, first internal threads are formed in the inner wall of the embedded hole, and first external threads are formed in the outer wall of the embedded end;

the wear-resistant piece is arranged in the embedded hole, and a second external thread matched with the first internal thread is arranged on the outer wall of the wear-resistant piece;

the fixing piece, fixing piece and wearing part fixed connection to set up in the inlaying the end outside, the fixing piece includes the screw thread end, be provided with the second internal thread that uses with first external screw thread cooperation on the screw thread end inside wall.

Through adopting above-mentioned technical scheme, first internal thread and second external screw thread mutually rotate and sum, second internal screw thread mutually rotate and sum with first external screw thread, make wear-resisting piece fix at the end of inlaying, be difficult for taking place the displacement.

Optionally, the device further comprises a limiting component, wherein the limiting component comprises:

the first limiting block is fixedly arranged on the outer wall of the embedded end;

the second limiting block is farther away from the embedded end than the first limiting block;

the limiting baffle, limiting baffle one end is fixed to be set up on the second stopper, limiting baffle keeps away from the one end of second stopper to vertical gesture orientation inlays the direction at end place.

Optionally, the junction of second stopper and limit baffle is provided with the spacing groove, the spacing groove sets up between limit baffle and inlays the end to set up the one end of inlaying the end in the second stopper keeping away from.

Optionally, the fixing member includes:

the second internal thread is arranged on the inner side wall of the threaded end;

the clamping end is fixedly connected with the threaded end, a clamping hole is formed in the clamping end, and the first limiting block can be clamped in the clamping hole;

the limiting end is fixedly connected with one end, far away from the threaded end, of the clamping end, and the limiting end can be clamped in the limiting groove.

Through adopting above-mentioned technical scheme, when first internal thread and second external screw thread revolve and just second internal thread and first external screw thread revolve and mutually, the joint end joint of mounting is in first stopper department, but the spacing end butt of second mounting makes the wearing part be difficult for taking place to rock in the spacing inslot.

Optionally, a working surface is formed on one surface of the wear-resistant piece, which is far away from the electrode cap.

By adopting the technical scheme, the workbench is used for realizing various welding works.

Optionally, the working surface is provided with wear-resistant grains.

By adopting the technical scheme, the wear resistance is improved.

Optionally, the electrode cap body further includes a connection end, and the embedded end and the connection end are respectively disposed at two ends of the electrode cap body.

Optionally, a connection hole for connecting the electrode connection rod is arranged on the connection end.

By adopting the technical scheme, the electrode connecting rod can be arranged in the connecting hole of the connecting end.

In summary, the present utility model includes at least one of the following beneficial technical effects:

1. the second external thread arranged on the wear-resistant part and the first internal thread arranged in the embedded hole are mutually screwed, and the second internal thread arranged on the inner wall of the fixing part and the first external thread arranged on the outer wall of the embedded end are mutually screwed, so that the stability of the wear-resistant part can be improved, and the wear-resistant part is not easy to fall off from the electrode cap body;

2. when the first internal thread and the second external thread mutually rotate and the second internal thread and the first external thread mutually rotate and mutually rotate, the clamping end of the fixing piece can be used for clamping the first limiting block, and the limiting end of the second fixing piece can be used for being abutted in the limiting groove, so that the wear-resistant piece is not easy to shake.

Drawings

Fig. 1 is a schematic view of the structure of an electrode cap body and a wear-resistant member in a special-shaped electrode cap according to the present utility model.

Fig. 2 is an enlarged schematic view of the structure at a in fig. 1.

Reference numerals illustrate: 1. an electrode cap body; 11. a mosaic end; 111. inlay the hole; 112. a first internal thread; 113. a first external thread; 12. a connection end; 121. a connection hole; 2. a wear part; 21. a second external thread; 3. a fixing member; 31. a threaded end; 311. a second internal thread; 32. a clamping end; 321. a clamping hole; 33. a limiting end; 4. a limit component; 41. a first limiting block; 42. a second limiting block; 43. a limit baffle; 44. a limit groove; 5. a work table; 51. wear resistant grain.

Detailed Description

In order to make the objects, technical solutions and advantages of the present utility model more apparent, the present utility model will be further described in detail with reference to the accompanying drawings 1-2 and examples. It should be understood that the specific embodiments described herein are for purposes of illustration only and are not intended to limit the scope of the utility model.

The embodiment of the utility model discloses a special-shaped electrode cap. Referring to fig. 1, a special-shaped electrode cap includes an electrode cap body 1, a wear-resistant member 2, a fixing member 3, and a limiting assembly 4.

The whole shape of the electrode cap body 1 is cylindrical, and two ends of the electrode cap body 1 are respectively provided with an embedded end 11 and a connecting end 12.

The embedded end 11 is provided with an embedded hole 111, in this embodiment, the embedded hole 111 is cylindrical, and the radius of the bottom surface of the embedded hole 111 is smaller than that of the bottom surface of the electrode cap body 1.

The connecting end 12 is internally provided with a connecting hole 121 for connecting an electrode connecting rod, the whole shape of the connecting hole 121 is a truncated cone shape, the radial section of the connecting hole 121 is an isosceles trapezoid, and the radial section of the connecting hole 121 is a tangential plane made along the direction of the center of the diameter of the connecting hole 121.

The wear-resistant member 2 is integrally sized and shaped to conform to the insert hole 111 and is disposed within the insert hole 111. The first internal thread 112 is arranged in the embedded hole 111, the second external thread 21 is arranged on the outer wall of the wear-resistant piece 2, the screw pitches of the first internal thread 112 and the second external thread 21 are equal, the large diameter of the second external thread 21 is smaller than that of the first internal thread 112, the small diameter of the first internal thread 112 is larger than that of the second external thread 21, and the first internal thread 112 and the second external thread 21 mutually rotate together.

The fixing piece 3 is fixedly connected with the wear-resistant piece 2, and the fixing piece 3 is annular. The fixing piece 3 comprises a threaded end 31, a clamping end 32 and a limiting end 33, a second internal thread 311 is arranged on the inner side wall of the fixing piece 3, a first external thread 113 is arranged on the outer wall of the embedded end 11, the pitches of the second internal thread 311 and the first external thread 113 are equal, the major diameter of the first external thread 113 is smaller than that of the second internal thread 311, the minor diameter of the second internal thread 311 is larger than that of the first external thread 113, and the second internal thread 311 and the first external thread 113 mutually rotate and sum.

Preferably, the wear-resistant member 2 is made of chromium-zirconium-copper, which has better electrical conductivity and higher hardness than conventional copper.

The limiting assembly 4 comprises a first limiting block 41, a second limiting block 42 and a limiting baffle 43, wherein the first limiting block 41 and the second limiting block 42 are arranged on the outer wall of the embedded end 11, and the first limiting block 41 is closer to the embedded end 11 than the second limiting block 42.

Referring to fig. 2, the first limiting block 41 may be clamped in the clamping hole 321 of the clamping end 32, the clamping end 32 of the fixing member 3 has a length a, the first limiting block 41 has a length b, the second limiting block 42 has a length c, and the length a of the clamping end 32 plus the length b of the first limiting block 41 is equal to the length c of the second limiting block 42.

The second stopper 42 is kept away from and is fixedly provided with limit baffle 43 on the one end of inlaying end 11, and limit baffle 43 is kept away from the one end of second stopper 42 to vertical gesture is towards the direction of inlaying end 11 place, and limit baffle 43 and second stopper 42's junction is provided with spacing groove 44, and spacing groove 44 sets up between limit baffle 43 and inlaying end 11 to set up the one end of inlaying end 11 in second stopper 42 keeping away from.

The first internal thread 112 and the second external thread 21 are mutually screwed and the second internal thread 311 and the first external thread 113 are mutually screwed, so that the stability of the wear-resistant piece 2 can be improved, and the wear-resistant piece 2 is not easy to fall off from the electrode cap body 1. The clamping end 32 of the fixing piece 3 can be used for clamping the first limiting block 41, and the limiting end 33 of the second fixing piece 3 can be used for being abutted in the limiting groove 44, so that the wear-resistant piece 2 is not easy to shake.

The implementation principle of the special-shaped electrode cap provided by the embodiment of the utility model is as follows: when the wear-resistant member 2 is fixed on the electrode cap body 1, the wear-resistant member 2 and the fixing member 3 need to be rotated simultaneously, so that the first internal thread 112 and the second external thread 21 are mutually screwed and the second internal thread 311 and the first external thread 113 are mutually screwed, in this embodiment, the positive direction of rotation is clockwise, when the wear-resistant member 2 completely enters the embedding hole 111, the clamping end 32 of the fixing member 3 can be used for clamping the first limiting block 41, and the limiting end 33 of the fixing member 3 is abutted in the limiting groove 44;

when the wear-resistant member 2 is damaged and needs to be replaced, the wear-resistant member 2 and the fixing member 3 need to be reversely rotated at the same time, so that the limiting end 33 moves out of the limiting groove 44, and when the first internal thread 112 and the second external thread 21 are not mutually screwed any more and the second internal thread 311 and the first external thread 113 are not mutually screwed any more, the wear-resistant member 2 can be removed from the electrode cap body 1.

The foregoing description of the preferred embodiments of the utility model is not intended to limit the scope of the utility model in any way, including the abstract and drawings, in which case any feature disclosed in this specification (including abstract and drawings) may be replaced by alternative features serving the same, equivalent purpose, unless expressly stated otherwise. That is, each feature is one example only of a generic series of equivalent or similar features, unless expressly stated otherwise.

Claims

1. A shaped electrode cap comprising:

the electrode cap comprises an electrode cap body (1), wherein the electrode cap body (1) comprises an embedded end (11), the embedded end (11) is provided with an embedded hole (111), a first internal thread (112) is arranged on the inner wall of the embedded hole (111), and a first external thread (113) is arranged on the outer wall of the embedded end (11);

the wear-resistant piece (2), the wear-resistant piece (2) is arranged in the embedded hole (111), and a second external thread (21) matched with the first internal thread (112) for use is arranged on the outer wall of the wear-resistant piece (2);

the fixing piece (3), fixing piece (3) and wearing part (2) fixed connection to set up in inlay end (11) outside, fixing piece (3) include screw thread end (31), be provided with on screw thread end (31) inside wall with first external screw thread (113) cooperation second internal screw thread (311) of using.

2. The profiled electrode cap of claim 1, further comprising a spacing assembly (4), the spacing assembly (4) comprising:

the first limiting block (41) is fixedly arranged on the outer wall of the embedded end (11);

the second limiting block (42), the second limiting block (42) is farther away from the embedded end (11) than the first limiting block (41);

the limiting baffle (43), limiting baffle (43) one end is fixed to be set up on second stopper (42), limiting baffle (43) keep away from the one end of second stopper (42) to the direction that inlay end (11) are located in vertical gesture.

3. The special-shaped electrode cap according to claim 2, wherein a limiting groove (44) is arranged at the joint of the second limiting block (42) and the limiting baffle (43), and the limiting groove (44) is arranged between the limiting baffle (43) and the embedded end (11) and is arranged at one end, far away from the embedded end (11), of the second limiting block (42).

4. The profiled electrode cap according to claim 2, characterized in that the securing member (3) comprises:

the second internal thread (311) is arranged on the inner side wall of the threaded end (31);

the clamping end (32), the clamping end (32) is fixedly connected with the threaded end (31), a clamping hole (321) is formed in the clamping end (32), and the first limiting block (41) can be clamped in the clamping hole (321);

the limiting end (33), limiting end (33) with the one end fixed connection that threaded end (31) was kept away from to joint end (32), limiting end (33) can joint in spacing groove (44).

5. The special-shaped electrode cap according to claim 1, characterized in that the wear part (2) is provided with a working surface on the side facing away from the electrode cap.

6. The profiled electrode cap of claim 5 wherein the working face is provided with wear resistant corrugations (51).

7. The profiled electrode cap according to claim 1, characterized in that the electrode cap body (1) further comprises a connection end (12), the inlay end (11) and the connection end (12) being arranged at both ends of the electrode cap body (1), respectively.

8. The profiled electrode cap according to claim 7, characterized in that the connection end (12) is provided with a connection hole (121) for connecting an electrode connection rod.