CN216326048U

CN216326048U - Welding tool for return air grille for bus air conditioner

Info

Publication number: CN216326048U
Application number: CN202120888798.3U
Authority: CN
Inventors: 张鹏
Original assignee: Zhejiang Tishen Technology Co ltd
Current assignee: Zhejiang Tishen Technology Co ltd
Priority date: 2021-04-22
Filing date: 2021-04-22
Publication date: 2022-04-19
Anticipated expiration: 2031-04-22

Abstract

The utility model relates to the technical field of automobile air conditioner manufacturing, and discloses a welding tool for an air return grille for a bus air conditioner, which comprises the following components: a work table; the fixing mechanism is arranged on the surface of the workbench and comprises a plurality of fixing units, and each fixing unit comprises at least one positioning hole; the backup pad, detachable are fixed in the workstation surface, the backup pad is two at least, the surperficial symmetry of backup pad is provided with two sets of spacing units, spacing unit includes that two are the limiting plate of perpendicular setting, one side of limiting plate still is equipped with the stopper, spacing unit is used for fixing a position the angle material of return air grid. This technical scheme adopts four spacing units to fix the angle material of return air grid, has realized the location to four angles of return air grid, and the follow-up welding of being convenient for.

Description

Welding tool for return air grille for bus air conditioner

Technical Field

The utility model relates to the technical field of automobile air conditioner manufacturing, in particular to a welding tool for an air return grille for a bus air conditioner.

Background

At present, the return air grille for the bus air conditioner is usually manufactured by cutting and welding metal sections, the shape of the return air grille generally has rectangular edges and circular arc edges, and the length and width of an air return inlet of the air conditioner are frequently changed due to various reasons of the bus air conditioner; the mode of combining tailor welding and polishing is needed during manufacturing.

The bus air-conditioning return air grille comprises a grille plate, an edge material, an angle material and the like, wherein in the welding process, the edge material and the angle material are firstly welded to form a frame, and then the grille plate is installed; in the prior art, corresponding tool fixtures cannot be adopted for welding the return air grille, the requirement on the welding level of welding personnel is high, and the production efficiency is low to a great extent. Therefore, there is a need to improve on such a situation to overcome the above-mentioned drawbacks.

SUMMERY OF THE UTILITY MODEL

The utility model aims to overcome the defects of the prior art and provides a welding tool for an air return grille for a bus air conditioner.

The utility model is realized by the following technical scheme:

the utility model provides a return air grid welding frock for bus air conditioner, includes: a work table; the fixing mechanism is arranged on the surface of the workbench and comprises a plurality of fixing units, and each fixing unit comprises at least one positioning hole; the backup pad, detachable are fixed in the workstation surface, the backup pad is two at least, the surperficial symmetry of backup pad is provided with two sets of spacing units, spacing unit includes that two are the limiting plate of perpendicular setting, one side of limiting plate still is equipped with the stopper, spacing unit is used for fixing a position the angle material of return air grid.

Among the above-mentioned technical scheme, at first according to the specification size of return air grid, be fixed in two backup pads on the workstation and be connected with fixed establishment, then place the angle material of return air grid on spacing unit, realize fixing to the angle material through limiting plate and stopper, after four angle materials are fixed finishing, again with the leftover bits fixed with the angle material, then weld, welded precision can be improved to this kind of locate mode, improves welding efficiency.

The utility model is further provided with: the two opposite side walls of the supporting plate are at least provided with a limiting connecting block, a limiting through hole penetrates through the limiting connecting block, and the limiting through hole is matched with the positioning hole.

In the technical proposal, the supporting plate corresponds to the positioning hole of the fixing mechanism through the limiting through hole on the limiting connecting block and then is fastened with the workbench through the bolt tightening, thereby preventing the supporting plate from sliding in the welding process and improving the welding accuracy,

the utility model is further provided with: the fixing unit comprises three positioning holes, and the three positioning holes are positioned on the same straight line; three limiting connecting blocks are arranged on two opposite side walls of the supporting plate; the limiting connecting block is fixedly connected with the positioning hole through a bolt.

Among the above-mentioned technical scheme, three locating hole cooperation three spacing connecting block can be fixed the backup pad better, improves stability.

The utility model is further provided with: the two limiting plates are respectively positioned on two right-angle sides of one isosceles right triangle, the limiting blocks are nuts, and the inner side edges of the limiting plates are flush with the inner side edges of the limiting blocks; the limiting block is positioned on one side of the limiting plate, which is close to the angle of the isosceles right triangle.

In the technical scheme, the angle bar is fixed by adopting the limiting plates and the limiting blocks, and the inner side edges of the limiting plates are flush with the inner side edges of the limiting blocks, so that the positioning effect of the angle bar is realized; simultaneously, every spacing unit includes the mode of two limiting plates and two stopper, realizes spacing to the angle bar through four faces, and the positioning effect is better.

The utility model is further provided with: the limiting unit further comprises an inner limiting plate detachably fixed on the surface of the supporting plate, and the inner limiting plate is used for positioning the inner side of an angle material of the return air grille.

Among the above-mentioned technical scheme, through the mode of limiting plate in the spacing unit cooperation, can realize the diversified spacing fixed of diagonal member, improve the welding accuracy.

The utility model is further provided with: the inner limiting plate is of an L-shaped plate structure.

Among the above-mentioned technical scheme, interior limiting plate adopts the setting of "L" structure, can be used for carrying on spacingly to the return air grid of rectangle edges and corners.

The utility model is further provided with: the inner limiting plate is of an arc-shaped plate structure.

Among the above-mentioned technical scheme, interior limiting plate adopts the arc structure setting, can be used for carrying on spacingly to the return air grid of convex edges and corners.

The utility model discloses a welding tool for an air return grille for a bus air conditioner, which is compared with the prior art:

1) according to the technical scheme, the four limiting units are adopted to fix the angle bars of the return air grille, so that the four corners of the return air grille are positioned, and the subsequent welding is facilitated;

2) the limiting unit of the technical scheme comprises two limiting plates and two limiting blocks, and four contact surfaces are positioned on the outer side edge of the angle material of the return air grille, so that the positioning effect is good;

3) the limiting unit of the technical scheme also adopts an inner limiting plate mode to position the inner side edge of the angle material of the return air grille, so that the positioning effect is better;

4) the locating hole fixed connection on this technical scheme's backup pad accessible limiting connection block and the workstation, simultaneously, fixed unit includes a plurality of groups, can adjust the distance between two backup pads according to the width dimension of return air grid, but adaptability promotes greatly.

Drawings

FIG. 1 is a schematic structural diagram of the present invention.

Fig. 2 is a top view of the present invention.

Fig. 3 is a schematic structural diagram of the support plate of the present invention.

Fig. 4 is a first schematic structural diagram of the inner limiting plate on the supporting plate according to the present invention.

Fig. 5 is a schematic structural diagram of an inner limiting plate on the supporting plate according to the present invention.

The corresponding part names indicated by the numbers and letters in the drawings:

wherein: 10. a work table; 20. a fixing mechanism; 30. a support plate; 20a, a fixing unit; 20a1, locating holes; 30a and a limiting unit; 30a1 and a limit plate; 30a2 and a limiting block; 30a3 and an inner limiting plate; 30b, a limiting connecting block; 30c and a limiting through hole.

Detailed Description

The technical scheme of the utility model is further explained by the specific implementation mode in combination with the attached drawings.

Wherein the showings are for the purpose of illustration only and are shown by way of illustration only and not in actual form, and are not to be construed as limiting the present patent; to better illustrate the embodiments of the present invention, some parts of the drawings may be omitted, enlarged or reduced, and do not represent the size of an actual product; it will be understood by those skilled in the art that certain well-known structures in the drawings and descriptions thereof may be omitted.

The same or similar reference numerals in the drawings of the embodiments of the present invention correspond to the same or similar components; in the description of the present invention, it should be understood that if the terms "upper", "lower", "left", "right", "inner", "outer", etc. are used for indicating the orientation or positional relationship based on the orientation or positional relationship shown in the drawings, it is only for convenience of description and simplification of description, but it is not indicated or implied that the referred device or element must have a specific orientation, be constructed in a specific orientation and be operated, and therefore, the terms describing the positional relationship in the drawings are only used for illustrative purposes and are not to be construed as limitations of the present patent, and the specific meanings of the terms may be understood by those skilled in the art according to specific situations.

Referring to fig. 1 and 2, the welding tool for the return air grille for the bus air conditioner comprises: a work table 10; the fixing mechanism 20 is arranged on the surface of the workbench 10, the fixing mechanism 20 comprises a plurality of fixing units 20a, and the fixing units 20a comprise at least one positioning hole 20a 1; backup pad 30, detachable are fixed in workstation 10 surface, backup pad 30 is two at least, backup pad 30's surface symmetry is provided with two sets of spacing unit 30a, spacing unit 30a includes that two are the limiting plate 30a1 of perpendicular setting, one side of limiting plate 30a1 still is equipped with stopper 30a2, spacing unit 30a is used for fixing a position the angle bar of return air grid. As a preferred embodiment, as shown in fig. 1 and 2, the number of the fixing units 20a is eight; two groups of limiting units 30a on each supporting plate 30 realize limiting and fixing of two angle bars.

Referring to fig. 1 to 3, at least one limit connecting block 30b is disposed on two opposite side walls of the supporting plate 30, a limit through hole 30c penetrates through the limit connecting block 30b, and the limit through hole 30c is adapted to the positioning hole 20a 1. The supporting plate 30 is connected to the positioning hole 20a1 of the fixing unit 20a of the fixing mechanism 20 through the limit connecting block 30b, and it is noted that the positioning hole 20a1 is a threaded hole, and a bolt passes through the limit through hole 30c to be screwed into the positioning hole 20a 1.

Referring to fig. 1 to 3, the fixing unit 20a includes three positioning holes 20a1, and the three positioning holes 20a1 are located on the same straight line; three limiting connecting blocks 30b are arranged on two opposite side walls of the supporting plate 30; the limit connecting block 30b is fixedly connected with the positioning hole 20a1 through a bolt. As a preferred embodiment, the number of the positioning holes 20a1 is three, which, of course, can relatively fix the support plate 30 more firmly, and three limit connection blocks 30b are disposed on two opposite side walls of each support plate 30, that is, six limit connection blocks 30b are disposed on each support plate 30, and when the support plate 30 is fixed, the six limit connection blocks 30b need to be matched with two sets of adjacent fixing units 20a (that is, six positioning holes 20a1) to fix.

Referring to fig. 1 to 3, two limiting plates 30a1 are respectively located on two right-angled sides of an isosceles right triangle, the limiting block 30a2 is a nut, and the inner side edge of the limiting plate 30a1 is flush with the inner side edge of the limiting block 30a 2; the limiting block 30a2 is located on one side of the limiting plate 30a1 close to the corner of the isosceles right triangle. Wherein, two limiting plates 30a1 are perpendicular settings, but two limiting plates 30a1 are noncontacting, every limiting plate 30a 1's next door all has a stopper 30a2, thereby contact the location through four contact surfaces and angle bar like this, make the location more accurate, and simultaneously, adopt two stoppers 30a2 to cooperate two limiting plate 30a 1's mode, both can weld the return air grid of circular arc angle bar, also can weld the return air grid of rectangle edges and corners angle bar, adaptable stronger.

Referring to fig. 4 and 5, the limiting unit 30a further includes an inner limiting plate 30a3 detachably fixed on the surface of the supporting plate 30, and the inner limiting plate 30a3 is used for positioning the inner side of the angle of the return air grille; preferably, the inner limiting plate 30a3 is an L-shaped plate structure designed to accommodate return air grilles of rectangular angular bars; as another preferred option, the inner limiting plate 30a3 has an arc-shaped plate structure, which is designed to accommodate a return air grille with arc-shaped angle bars.

In addition, it should be noted that the angle bars related to the welding tool designed by the present technical solution can refer to the angle bar pattern in patent number "201520913585.6".

The above description is only for the preferred embodiment of the present invention, but the scope of the present invention is not limited thereto, and any person skilled in the art should be considered to be within the technical scope of the present invention, and equivalent alternatives or modifications according to the technical solution of the present invention and the inventive concept thereof should be covered by the scope of the present invention.

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. Without further limitation, an element defined by the phrase "comprising an … …" does not exclude the presence of other identical elements in a process, method, article, or apparatus that comprises the element.

Claims

1. The utility model provides a return air grid welding frock for bus air conditioner which characterized in that includes:

a table (10);

the fixing mechanism (20) is arranged on the surface of the workbench (10), the fixing mechanism (20) comprises a plurality of fixing units (20a), and the fixing units (20a) comprise at least one positioning hole (20a 1);

backup pad (30), detachable are fixed in workstation (10) surface, backup pad (30) are two at least, the surface symmetry of backup pad (30) is provided with two sets of spacing unit (30a), spacing unit (30a) include two limiting plate (30a1) that are perpendicular setting, one side of limiting plate (30a1) still is equipped with stopper (30a2), spacing unit (30a) are used for fixing a position the angle material of return air grid.

2. The welding tool for the return air grille of the bus air conditioner as claimed in claim 1, characterized in that: two opposite side walls of the supporting plate (30) are at least provided with a limiting connecting block (30b), a limiting through hole (30c) penetrates through the limiting connecting block (30b), and the limiting through hole (30c) is matched with the positioning hole (20a 1).

3. The welding tool for the return air grille of the bus air conditioner as claimed in claim 2, characterized in that: the fixing unit (20a) comprises three positioning holes (20a1), and the three positioning holes (20a1) are positioned on the same straight line;

two opposite side walls of the supporting plate (30) are respectively provided with three limiting connecting blocks (30 b);

the limit connecting block (30b) is fixedly connected with the positioning hole (20a1) through a bolt.

4. The welding tool for the return air grille of the bus air conditioner as claimed in claim 1, characterized in that: two limiting plates (30a1) are respectively located two right-angle sides of an isosceles right triangle, limiting block (30a2) is the nut, the inboard side of limiting plate (30a1) with the inboard side of limiting block (30a2) is equal level.

5. The welding tool for the return air grille of the bus air conditioner as claimed in claim 4, characterized in that: the limiting block (30a2) is positioned on one side of the limiting plate (30a1) close to the corner of the isosceles right triangle.

6. The welding tool for the return air grille of the bus air conditioner as claimed in claim 5, characterized in that: the limiting unit (30a) further comprises an inner limiting plate (30a3) detachably fixed on the surface of the supporting plate (30), and the inner limiting plate (30a3) is used for positioning the inner side of an angle bar of the return air grille.

7. The welding tool for the return air grille of the bus air conditioner as claimed in claim 6, characterized in that: the inner limit plate (30a3) is of an L-shaped plate structure.

8. The welding tool for the return air grille of the bus air conditioner as claimed in claim 6, characterized in that: the inner limiting plate (30a3) is of an arc-shaped plate-shaped structure.