CN111774802A - A kind of anti-deformation welding tool and processing technology of electrical box shell - Google Patents

Abstract

The invention relates to an anti-deformation welding tool and a processing technology for an electrical box shell, comprising a bottom plate, the front and rear ends of the bottom plate are respectively bent upward with a front side plate and a rear side plate, and the left and right ends of the bottom plate are respectively welded with The left side panel and the right side panel, the bottom panel, the left side panel, the right side panel, the front side panel and the rear side panel form a cuboid structure with an opening, and the opening is upward; the left side panel , The middle position of the top surface of the right side plate, the front side plate and the rear side plate is matched with a fixing plate, the fixing plate has a "U" shape structure, and a "cross" shape is arranged on the upper part of the cuboid structure. In the structure, the outer end surfaces of the "cross"-shaped structure are equipped with connecting components, and the heads of the connecting components are in contact with the corresponding fixing plates. The deformation of the casing of the electrical box is effectively prevented, and the scrap rate of the casing of the electrical box is reduced.

Description

A kind of anti-deformation welding tool and processing technology of electrical box shell

technical field

The invention relates to the technical field of welding technology, in particular to an anti-deformation welding tool for an electrical box shell and a processing technology.

Background technique

In the prior art, the electrical box shells on the clean water tank and the sewage tank are usually welded by shell plates during the processing process. Because the shell plates are relatively thin, it is easy to deform after the welding is completed, and it is difficult to reshape. In order to ensure that the shell of the electrical box is not deformed after welding, an anti-deformation welding tool and process are required.

SUMMARY OF THE INVENTION

Aiming at the shortcomings of the above-mentioned existing production technology, the applicant provides an anti-deformation welding tool and a processing technology for an electrical box shell, so as to achieve convenient and fast use, easy shaping in the later stage, and improve work efficiency.

The technical scheme adopted in the present invention is as follows:

An anti-deformation welding tool for an electrical box shell includes a bottom plate, the front and rear ends of the bottom plate are respectively bent upward with a front side plate and a rear side plate, and the left and right ends of the bottom plate are respectively welded with a left side plate and a right side plate. side panel, the bottom panel, left side panel, right side panel, front side panel and rear side panel form a cuboid structure with an opening, and the opening is upward; the left side panel, right side panel, The middle position of the top surface of the front side plate and the rear side plate is matched with a fixed plate. The fixed plate has a "U"-shaped structure. The upper part of the cuboid structure is provided with a "cross"-shaped structure. Connecting components are installed on the outer end surfaces of the type structures, and the heads of the connecting components are in abutment with each corresponding fixing plate.

Its further technical solution is:

The "cross"-shaped structure is formed by interlacing the first support rod and the second support rod by 90° clipping.

The structures of the first support rod and the second support rod are the same, and the structure of the second support rod is as follows: including a long strip structure, a rectangular groove is opened in the middle of the long strip structure, and a rectangular groove is formed in the middle of the strip structure. A circular dimple is opened in the middle of both end faces.

The length of the second support rod is greater than the length of the first support rod.

The structure of the connecting assembly includes a screw rod, one end of the screw rod is fixed with a gasket through a first nut, the outer surface of the gasket is a smooth surface, and the other end of the screw rod is sleeved with a second nut, the washer abuts the fixing plate.

The upper side of the left side panel, the right side panel, the front side panel and the rear side panel are all provided with flanges.

One end of the right side plate forms a No. 1 weld with the rear side plate, the other end of the right side plate forms a No. 2 weld with the front side plate, and one end of the left side plate forms a No. 3 weld with the rear side plate. The other end of the left side plate and the front side plate form a No. 4 weld, the bottom of the left side plate and the left end of the bottom plate form a No. 5 weld, and the bottom of the right side plate and the right end of the bottom plate form a No. 6 weld.

A processing technology for deformation-resistant welding of an electrical box shell, comprising the following operation steps:

The first step: prepare the bottom plate, the front side plate and the rear side plate, which are bent in a "U" shape;

Step 2: Prepare the left side panel and the right side panel;

The third step: Grind all the materials prepared in the first and second steps to remove the oily rust at 25mm on both sides of the weld;

Step 4: Put the fixing plate in the middle of the top surface of the front side plate and the rear side plate respectively, and place the first support rod between the front side plate and the rear side plate, and place the first support rod The connecting components are respectively installed at the ends, so that the gaskets of the connecting components stand against the fixing plates of the front side panel and the rear side panel respectively;

Step 5: The second support rod and the first support rod are clamped in the middle position to form a "cross"-shaped structure. At this time, the two ends of the second support rod are also installed with connecting components, so that the gaskets of the connecting components can withstand the Fixing plates for the left side panel and the right side panel;

Step 6: Weld the No. 1 weld, No. 4 weld, No. 2 weld and No. 3 weld in turn;

Step 7: Weld the No. 5 and No. 6 welds;

Step 8: Welding is completed;

Step 9: Remove the support rod, connecting assembly and fixing plate;

Step 10: Finished.

As a further improvement of the above technical solution:

In the seventh step, when welding the No. 5 weld and No. 6 weld, weld from the middle to both sides.

The beneficial effects of the present invention are as follows:

The invention has compact and reasonable structure and convenient operation. Through the functions of the two support rods, the connecting assembly and the fixing plate, the electric box shell can be conveniently fixed, so as to prevent the electric box shell from shrinking and deforming after welding, and reducing the scrap rate of workpieces. , which saves post-shaping time and improves work efficiency.

The screw rod of the present invention is used in conjunction with the circular pit, and can also be used separately, with good flexibility, high work efficiency and cost reduction.

The present invention can adjust the length of the screw rod through the depth of the circular recess opened on the support rod, and is suitable for the electrical box shells on the clean water tank and the sewage tank of various specifications.

Description of drawings

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

Figure 2 is an exploded view of the present invention.

Figure 3 is a top view of the present invention.

FIG. 4 is a schematic structural diagram of the connecting assembly of the present invention.

FIG. 5 is a schematic structural diagram of the second support rod of the present invention.

FIG. 6 is a schematic structural diagram of the second support rod of the present invention from another perspective.

Among them: 1. No. 3 welding seam; 2. Left side plate; 3. Fixed plate; 4. Connecting components; 5. First support rod; 6. Second support rod; 7. Rear side plate; 8. No. weld; 9, bottom plate; 10, No. 6 weld; 11, right side plate; 12, front side plate; 13, No. 2 weld; 14, No. 5 weld; 15, No. 4 weld;

401, washer; 402, first nut; 403, lead screw; 404, second nut;

601, circular pit; 602, long strip structure; 603, rectangular groove.

Detailed ways

The specific embodiments of the present invention will be described below with reference to the accompanying drawings.

As shown in FIGS. 1 to 6 , the anti-deformation welding tool for the housing of the electrical box of the present embodiment includes a bottom plate 9 . The left and right ends are welded with the left side plate 2 and the right side plate 11 respectively. structure, the opening is upward; the middle position of the top surface of the left side plate 2, the right side plate 11, the front side plate 12 and the rear side plate 7 is matched with a fixed plate 3, and the fixed plate 3 becomes a "U" "-shaped structure, a "cross"-shaped structure is arranged above the cuboid structure, and the outer end surfaces of the "cross"-shaped structure are equipped with connecting components 4, and the heads of the connecting components 4 are in contact with the corresponding fixing plates 3.

The "cross"-shaped structure is formed by interlocking the first support rod 5 and the second support rod 6 at 90°.

The structures of the first support rod 5 and the second support rod 6 are the same, and the structure of the second support rod 6 is as follows: including a strip-shaped structure 602, a rectangular groove 603 is opened in the middle of the strip-shaped structure 602, and the strip-shaped structure 602 There are circular recesses 601 in the middle of both end faces.

The length of the second support rod 6 is greater than the length of the first support rod 5 .

The structure of the connecting assembly 4 is: including a screw rod 403, one end of the screw rod 403 is fixed with a gasket 401 through a first nut 402, the outer surface of the gasket 401 is a smooth surface, and the other end of the screw rod 403 is sleeved with a second nut 404 , the gasket 401 is pressed against the fixing plate 3 .

Cuffs are provided above the left side panel 2 , the right side panel 11 , the front side panel 12 and the rear side panel 7 .

One end of the right side plate 11 and the rear side plate 7 form a No. 1 weld 8, the other end of the right side plate 11 and the front side plate 12 form a No. 2 weld 13, and one end of the left side plate 2 and the rear side The plate 7 forms a No. 3 weld 1, the other end of the left side plate 2 forms a No. 4 weld 14 with the front side plate 12, and the bottom of the left side plate 2 forms a No. 5 weld 15 with the left end of the bottom plate 9. The bottom of the side plate 11 and the right end of the bottom plate 9 form a No. 6 welding seam 10 .

The processing technology of the deformation-resistant welding of the electrical box shell of the present embodiment includes the following operation steps:

The first step: prepare the bottom plate 9, the front side plate 12 and the rear side plate 7, these three are bent in a "U" shape structure;

Step 2: Prepare the left side panel 2 and the right side panel 11;

The third step: Grind all the materials prepared in the first and second steps to remove the oily rust at 25mm on both sides of the weld;

Step 4: Put the fixing plate 3 on the middle of the top surface of the front side plate 12 and the rear side plate 7 respectively, and place the first support rod 5 between the front side plate 12 and the rear side plate 7 The two ends of the first support rod 5 are respectively installed with the connection components 4, so that the gaskets 401 of the connection components 4 stand against the front side plate 12 and the fixing plate 3 of the rear side plate 7 respectively;

The fifth step: the second support rod 6 and the first support rod 5 are clamped in the middle position to form a "cross"-shaped structure. At this time, the two ends of the second support rod 6 are also installed with the connecting component The spacers 401 stand against the fixing plates 3 of the left side plate 2 and the right side plate 11 respectively;

Step 6: Weld the No. 1 weld 8, No. 4 weld 15, No. 2 weld 13 and No. 3 weld 1 in turn;

Step 7: Weld the No. 5 weld 14 and the No. 6 weld 10;

Step 8: Welding is completed;

Step 9: Remove the support rod, connecting assembly 4 and fixing plate 3;

Step 10: Finished.

In the seventh step, when welding the No. 5 welding seam 14 and the No. 6 welding seam 10, welding is carried out from the middle to both sides. To reduce welding deformation.

In the process of the present invention, the side plate of the control box is welded according to the size of the drawing, and the misalignment and gap of the side plate shall not be greater than 0.3, and the solid welding distance between the two welding seams shall not be greater than 60mm.

The above description is an explanation of the present invention, not a limitation of the present invention. For the limited scope of the present invention, refer to the claims, and any form of modification can be made within the protection scope of the present invention.

Claims (9)

1. The utility model provides an electrical apparatus box casing anti-deformation welding frock which characterized in that: the novel electric heating furnace comprises a bottom plate (9), wherein a front side plate (12) and a rear side plate (7) are respectively bent upwards at the front end and the rear end of the bottom plate (9), a left side plate (2) and a right side plate (11) are respectively welded at the left end and the right end of the bottom plate (9), the left side plate (2), the right side plate (11), the front side plate (12) and the rear side plate (7) form a cuboid structure with an opening, and the opening faces upwards; the top surface intermediate position of left side curb plate (2), right side curb plate (11), front side curb plate (12) and rear side curb plate (7) all cooperates a fixed plate (3) of joint, fixed plate (3) become "U" type structure, and the upper side is provided with "ten" style of calligraphy structure in the cuboid structure, and coupling assembling (4) are all installed to the outer terminal surface of "ten" style of calligraphy structure, fixed plate (3) butt that the head and each correspond of coupling assembling (4).

2. The anti-deformation welding tool for the electric appliance box shell as claimed in claim 1, is characterized in that: the cross-shaped structure is formed by clamping a first supporting rod (5) and a second supporting rod (6) in a staggered 90-degree manner.

3. The anti-deformation welding tool for the electric appliance box shell as claimed in claim 2, is characterized in that: the structure of first bracing piece (5) and second bracing piece (6) is the same, and the structure of second bracing piece (6) is: the novel LED lamp is characterized by comprising a long strip-shaped structure (602), wherein a rectangular groove (603) is formed in the middle of the long strip-shaped structure (602), and circular pits (601) are formed in the middle of two end faces of the long strip-shaped structure (602).

4. The anti-deformation welding tool for the electric appliance box shell as claimed in claim 2, is characterized in that: the length of the second supporting rod (6) is greater than that of the first supporting rod (5).

5. The anti-deformation welding tool for the electric appliance box shell as claimed in claim 1, is characterized in that: the structure of the connecting component (4) is as follows: the novel screw rod is characterized by comprising a screw rod (403), a gasket (401) is fixed at one end of the screw rod (403) through a first nut (402), the outer surface of the gasket (401) is a smooth surface, a second nut (404) is sleeved at the other end of the screw rod (403), and the gasket (401) abuts against a fixing plate (3).

6. The anti-deformation welding tool for the electric appliance box shell as claimed in claim 1, is characterized in that: flanges are arranged above the left side plate (2), the right side plate (11), the front side plate (12) and the rear side plate (7).

7. The anti-deformation welding tool for the electric appliance box shell as claimed in claim 1, is characterized in that: weld (8) are formed with rear side curb plate (7) to right side curb plate (11) one end, the right side curb plate (11) other end forms No. two weld (13) with front side curb plate (12), the one end of left side curb plate (2) forms No. three weld (1) with rear side curb plate (7), the other end of left side curb plate (2) forms No. four weld (14) with front side curb plate (12), the bottom of left side curb plate (2) forms No. five weld (15) with the left end of bottom plate (9), right side curb plate (11) bottom forms No. six weld (10) with the right-hand member of bottom plate (9).

8. The processing technology for preventing deformation welding of the electric appliance box shell as claimed in claim 1 is characterized in that: the method comprises the following operation steps:

the first step is as follows: preparing a bottom plate (9), a front side plate (12) and a rear side plate (7), and bending the bottom plate, the front side plate and the rear side plate to form a U-shaped structure;

the second step is that: preparing a left side plate (2) and a right side plate (11);

the third step: polishing all the materials prepared in the first step and the second step to remove oil stain and rust at 25mm positions on two sides of the welding line;

the fourth step: respectively sleeving the fixing plates (3) at the middle positions of the top surfaces of the front side plate (12) and the rear side plate (7), placing the first supporting rods (5) between the front side plate (12) and the rear side plate (7), and respectively installing the connecting assemblies (4) at two ends of the first supporting rods (5) so that the gaskets (401) of the connecting assemblies (4) respectively prop against the fixing plates (3) of the front side plate (12) and the rear side plate (7);

the fifth step: the second support rod (6) and the first support rod (5) are clamped in the middle to form a cross-shaped structure, and the connecting assembly (4) is also mounted at the two ends of the second support rod (6) at the moment, so that the gaskets (401) of the connecting assembly (4) respectively prop against the fixing plates (3) of the left side plate (2) and the right side plate (11);

and a sixth step: sequentially welding a first welding seam (8), a fourth welding seam (15), a second welding seam (13) and a third welding seam (1);

the seventh step: welding a fifth welding seam (14) and a sixth welding seam (10);

eighth step: finishing welding;

the ninth step: the supporting rod, the connecting assembly (4) and the fixing plate (3) are removed;

the tenth step: and (5) finishing the processing.

9. The process for anti-deformation welding of the electrical box shell as claimed in claim 8, wherein: and in the seventh step, when welding the fifth welding seam (14) and the sixth welding seam (10), welding is carried out from the middle to two sides.

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