CN219004888U

CN219004888U - Large-end-face nonstandard welding column

Info

Publication number: CN219004888U
Application number: CN202320116608.5U
Authority: CN
Inventors: 许培堂; 史辰露; 杨盛林; 王�锋; 于海波
Original assignee: BAIC Group ORV Co ltd
Current assignee: BAIC Group ORV Co ltd
Priority date: 2023-02-06
Filing date: 2023-02-06
Publication date: 2023-05-12
Anticipated expiration: 2033-02-06

Abstract

The utility model provides a large end surface non-standard welding column which comprises a first welding section, a second welding section, an abutting section and a screw section, wherein the first welding section is connected with the second welding section; the first welding section, the second welding section, the abutting section and the screw connection section are sequentially and integrally connected, and one end of the first welding section, which is far away from the second welding section, is in an arc-shaped top or a pyramid-shaped top; the shape of the second welding section is the same as that of the abutting section, and the radial dimension of the screw-on section is smaller than that of the abutting section; the first welding section and the second welding section are made of welding fusible materials, and the abutting section is welded on the mounting surface through the first welding section and the second welding section; the radial dimension of the second welding section is smaller than that of the abutting section, and the difference of the radial dimensions of the second welding section and the abutting section is 4mm. The large end face non-standard welding post has the following effects: need not the trompil to avoid influencing the gas tightness and the waterproof of whole car, not only avoid increasing additional cost, still increase holistic moment of torsion.

Description

Large-end-face nonstandard welding column

Technical Field

The utility model relates to the technical field of short-period arc welding studs, in particular to a large-end-face non-standard welding column.

Background

The vehicle floor is typically provided with component mounting points for assembly of the vehicle floor with other accessories. The types of mounting points for such components are generally as follows: 1. projection welding a stud and a nut; 2. a bracket assembly including a standard; 3. and (5) a common welding post.

The following problems exist with the type of part mounting points for projection welded studs in combination with nuts: holes are needed on the floor panel to facilitate welding of the projection welding studs and the floor panel, so that the air tightness and the water resistance of the whole vehicle can be affected.

The following problems exist with the type of mounting points for the components of the bracket assembly including the standard: after the floor panel is welded, the plate thickness, the material and the structure of the bracket assembly are designed in a redundancy way due to the fact that the pedal of the installer is taken into consideration, so that additional cost is increased.

The following problems exist in the types of mounting points of parts of the common welding post: after the floor panel is welded, the common welding post can not meet the installation requirement of large torque.

Disclosure of Invention

The embodiment of the utility model provides a large-end-face non-standard welding post, which has the following effects: need not the trompil to avoid influencing the gas tightness and the waterproof of whole car, also avoid increasing additional cost, also increase holistic moment of torsion.

In order to solve the technical problems, the utility model is realized as follows:

the embodiment of the utility model provides a large-end-face non-standard welding column, which comprises a first welding section, a second welding section, an abutting section and a screw section; the first welding section, the second welding section, the abutting section and the screw connection section are sequentially connected in an integrated mode, and one end of the first welding section, which is far away from the second welding section, is in an arc-shaped top or a pyramid-shaped top; the shape of the second welding section is the same as that of the abutting section, and the radial dimension of the screw-on section is smaller than that of the abutting section; the first welding section and the second welding section are made of welding materials which can be melted, and the abutting section is welded on the mounting surface through the first welding section and the second welding section; the radial dimension of the second welding section is smaller than that of the abutting section, and the difference of the radial dimensions of the second welding section and the abutting section is 4mm.

The utility model is further provided with: the radial dimension of the screw connection section is smaller than that of the second welding section, and the difference of the radial dimensions of the screw connection section and the second welding section is 3mm.

The utility model is further provided with: the axial dimension of the second welding section is the same as the axial dimension of the abutting section, and the axial dimension of the first welding section is smaller than the axial dimension of the second welding section.

The utility model is further provided with: the screw connection section comprises a transition section and a tooth section; the two ends of the transition section are respectively connected with the abutting section and the tooth section in an integrated manner, and the tooth section is a threaded cylinder.

The utility model is further provided with: the screw connection section further comprises a first introduction section and a second introduction section; the second end of tooth section is round platform form, first leading-in section is cylindricly, the second leading-in section is round platform form, the radial dimension of second leading-in section is big one end integrated into one piece connect the one end of first leading-in section, the first end integrated into one piece of tooth section connect in changeover portion, second end integrated into one piece connect in the other end of first leading-in section.

The utility model is further provided with: the tooth segment comprises a tooth segment body, wherein two mutually opposite round platform inclined planes form a first included angle which is 60 degrees, two mutually opposite round platform inclined planes of the second leading-in segment form a second included angle which is 90 degrees.

In summary, the large-end-face non-standard welding post has the beneficial effects that:

compared with the prior art, in the embodiment of the utility model, the large end surface non-standard welding column is provided with a first welding section, a second welding section, an abutting section and a screw section;

through first butt fusion section to the position of the spare part mounting point of convenient calibration installation in floor panel, the butt fusion section is realized with floor panel's welding to the second butt fusion section that combines again, through butt fusion section increase spiro union section and floor panel's welding terminal surface's area, increase promptly big terminal surface is not marked and is planted the area of welding post and floor panel's welding terminal surface.

The large end face non-standard planting welding column achieves the following effects: the floor panel does not need to be perforated, so that the air tightness and the water resistance of the vehicle are prevented from being influenced; and redundant design is not needed, so that extra cost is avoided, and the torque of the large-end-face non-standard welding column is increased.

Drawings

Various other advantages and benefits will become apparent to those of ordinary skill in the art upon reading the following detailed description of the preferred embodiments. The drawings are only for purposes of illustrating the preferred embodiments and are not to be construed as limiting the utility model. Also, like reference numerals are used to designate like parts throughout the figures. In the drawings:

fig. 1 is a schematic structural diagram of a large-end non-standard welding post in an embodiment of the utility model.

Fig. 2 is a schematic cross-sectional view of fig. 1.

The structures in the figures and their reference numerals are:

1. a first welding section; 2. a second welding section; 3. an abutment section; 4. a screw connection section; 41. a transition section; 42. a tooth segment; 43. a first lead-in section; 44. a second lead-in section; 5. a first included angle; 6. a second included angle; 7. and a third included angle.

Detailed Description

The following description of the embodiments of the present utility model will be made clearly and fully with reference to the accompanying drawings, in which it is evident that the embodiments described are some, but not all embodiments of the utility model. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.

Referring to fig. 1 and 2, an embodiment of the present utility model provides a large end surface non-standard welding post, which includes a first welding section 1, a second welding section 2, an abutting section 3 and a screw section 4; the first welding section 1, the second welding section 2, the abutting section 3 and the screw connection section 4 are sequentially connected in an integrated manner, and one end of the first welding section 1, which is far away from the second welding section 2, is in an arc-roof shape or a pyramid-roof shape; the shape of the second welding section 2 is the same as that of the abutting section 3, and the radial dimension of the screw-on section 4 is smaller than that of the abutting section 3; the first welding section 1 and the second welding section 2 are made of welding and meltable materials, and the abutting section 3 is welded on a mounting surface through the first welding section 1 and the second welding section 2; the radial dimension of the second welding section 2 is smaller than the radial dimension of the abutting section 3, and the difference between the radial dimensions is 4mm.

In the specific embodiment, the floor panel can be marked to preliminarily limit the position of the mounting point of the part on the floor panel, and holes are not required to be formed in the floor panel, so that the air tightness and the water resistance of the vehicle are prevented from being influenced; utilize first butt fusion section 1, conveniently in marking off position calibration position to improve the installation precision of spare part mounting point. Through second butt fusion section 2, increase butt section 3 and floor panel's welding terminal surface's area to improve spiro union section 4 and floor panel's welding stability, both increased the moment of torsion of big terminal surface nonstandard welding post of planting need not the redundant design of too big increase, avoid increasing extra cost of manufacture.

In other embodiments, a small groove can be dug on the floor panel, and only the top end of one end of the second welding section 2, which is far away from the first welding section 1, needs to be placed, so that the mounting accuracy of the mounting point of the parts is improved, and the influence on the air tightness and the water resistance of the vehicle is avoided.

One embodiment of the utility model is as follows: the radial dimension of the screw-connection section 4 is smaller than the radial dimension of the second welding section 2, and the difference between the radial dimensions is 3mm.

In a specific embodiment, the area of the welded end face of the screw section 4 and the floor panel is increased.

One embodiment of the utility model is as follows: the axial dimension of the second welding section 2 is the same as the axial dimension of the abutting section 3, and the axial dimension of the first welding section 1 is smaller than the axial dimension of the second welding section 2.

In a specific embodiment, when the screw connection section 4 is a stud with M6 specification, the range of values of the axial dimension of the second welding section 2 and the axial dimension of the abutting section 3 is 1mm±0.1mm, the axial dimension of the first welding section 1 is 0.3mm, two inclined planes opposite to each other of the first welding section 1 form a third included angle 7, and the range of values of the third included angle 7 is 172 ° ±1 °.

Referring to fig. 1 and 2, one embodiment of the present utility model is as follows: the screw section 4 comprises a transition section 41 and a tooth section 42; the two ends of the transition section 41 are integrally formed and connected with the abutting section 3 and the tooth section 42 respectively, and the tooth section 42 is a threaded cylinder.

Referring to fig. 1 and 2, one embodiment of the present utility model is as follows: the screw section 4 further comprises a first lead-in section 43 and a second lead-in section 44; the second end of the tooth segment 42 is in a round table shape, the first leading-in segment 43 is in a cylindrical shape, the second leading-in segment 44 is in a round table shape, one end of the second leading-in segment 44 with a large radial dimension is integrally formed and connected with one end of the first leading-in segment 43, and the first end of the tooth segment 42 is integrally formed and connected with the transition segment 41 and the second end is integrally formed and connected with the other end of the first leading-in segment 43.

In particular embodiments, to facilitate the screwing of the relevant fitting onto the threaded section 4.

Further, the axial dimension of the second introducing section 44 is the same as the axial dimension of the second welding section 2, and the axial dimension of the truncated cone-shaped second end of the tooth section 42 is greater than the axial dimension of the second introducing section 44, and the difference between the axial dimensions is 0.3mm; the axial dimension of the first introduction section 43 is greater than the axial dimension of the second introduction section 44, and the difference between the axial dimensions is 0.7mm; the radial dimension of the second introduction section 44 is smaller than the radial dimension of the first introduction section 43, and the difference between the radial dimensions is 1.5mm; the radial dimension of the first lead-in section 43 is smaller than the radial dimension of the thread section of the tooth section 42, and the difference between the radial dimensions is 1.5mm.

When the screw connection section 4 is a stud with M6 specification, that is, the radial dimension of the thread section of the tooth section 42 is 6mm, the radial dimension of the first introducing section 43 is 4.5mm, and the radial dimension of the second introducing section 44 is 3mm; the axial dimension of the frustoconical second end of the tooth segment 42 is 1.3mm and the axial dimension of the second lead-in segment 44 is 1mm.

Referring to fig. 1 and 2, one embodiment of the present utility model is as follows: the two opposite truncated cone inclined surfaces of the tooth segment 42 form a first included angle 5, the first included angle 5 is 60 degrees, the two opposite truncated cone inclined surfaces of the second leading-in segment 44 form a second included angle 6, and the second included angle 6 is 90 degrees. In particular embodiments, the screwing of the relevant fitting onto the threaded section is further facilitated.

The embodiments of the present utility model have been described above with reference to the accompanying drawings, but the present utility model is not limited to the above-described embodiments, which are merely illustrative and not restrictive, and many forms may be made by those having ordinary skill in the art without departing from the spirit of the present utility model and the scope of the claims, which are to be protected by the present utility model.

Claims

1. The large-end-face nonstandard welding column is characterized by comprising a first welding section, a second welding section, an abutting section and a screw connection section;

the first welding section, the second welding section, the abutting section and the screw connection section are sequentially connected in an integrated mode, and one end of the first welding section, which is far away from the second welding section, is in an arc-shaped top or a pyramid-shaped top; the shape of the second welding section is the same as that of the abutting section, and the radial dimension of the screw-on section is smaller than that of the abutting section;

the first welding section and the second welding section are made of welding materials which can be melted, and the abutting section is welded on the mounting surface through the first welding section and the second welding section; the radial dimension of the second welding section is smaller than that of the abutting section, and the difference of the radial dimensions of the second welding section and the abutting section is 4mm.

2. The large end non-standard welding post according to claim 1, wherein the radial dimension of the threaded section is smaller than the radial dimension of the second welding section, and the difference between the radial dimensions is 3mm.

3. The large end non-standard welding post according to claim 2, wherein the axial dimension of the second welding segment is the same as the axial dimension of the abutment segment, and the axial dimension of the first welding segment is smaller than the axial dimension of the second welding segment.

4. A large end face non-standard welding post according to any one of claims 1-3, wherein the threaded section comprises a transition section and a tooth section; the two ends of the transition section are respectively connected with the abutting section and the tooth section in an integrated manner, and the tooth section is a threaded cylinder.

5. The large end non-standard welding post of claim 4, wherein the threaded section further comprises a first lead-in section and a second lead-in section; the second end of tooth section is round platform form, first leading-in section is cylindricly, the second leading-in section is round platform form, the radial dimension of second leading-in section is big one end integrated into one piece connect the one end of first leading-in section, the first end integrated into one piece of tooth section connect in changeover portion, second end integrated into one piece connect in the other end of first leading-in section.

6. The non-standard welding post with large end surface according to claim 5, wherein two mutually opposite truncated cone inclined surfaces of the tooth segment form a first included angle, the first included angle is 60 degrees, two mutually opposite truncated cone inclined surfaces of the second lead-in segment form a second included angle, and the second included angle is 90 degrees.