Special welding die for arc-shaped metal plate

Abstract

The invention relates to a special welding die for an arc-shaped metal plate, and belongs to the field of metal material welding. The device comprises a base (1), a side panel (2), a supporting cylinder (3), a lower partition plate (4), an upper partition plate (5), an arc-shaped clamping plate (6), a pressing plate (7) and a bolt (8). The number of the side panels (2) is two, the two side panels (2) are fixed to the left end and the right end of the base (1) respectively, a plurality of grooves are downwards formed in the top of each side panel (2), four through holes are symmetrically formed in each side panel (2), an arc-shaped clamping plate (6) is arranged between the two side panels (2), and the bottoms of the two arc-shaped clamping plates (6) are fixed to the base (1). By reasonably designing the size and the shape of the die, the arc-shaped part of the workpiece can be tightly attached to the shape of the die, the upper groove iron sinks in the die, the workpiece is kept stable in the whole welding process, the workpiece does not shake or relatively displace, the good positioning effect is achieved, and the welding precision is effectively guaranteed.

Description

Technical Field

[0001] The invention belongs to the field of metal material welding, and in particular relates to a special welding mould for arc-shaped metal plates. Background Art

[0002] With the continuous development of the manufacturing industry, the requirements for welding quality and efficiency are getting higher and higher. Some parts of a product are processed by welding arc plates and flat plates. Fig.12 There are some problems in the welding process, such as the welding parts are not easy to position, the welding accuracy is not high enough, the deformation after welding is large, the operation is not convenient enough, etc. In order to improve product quality and production efficiency, a welding mold for arc plates of metal materials is designed. Summary of the invention

[0003] 1. Technical issues to be resolved

[0004] The technical problem to be solved by the present invention is how to provide a special welding mold for arc-shaped metal plates to solve the problem that arc-shaped parts of metal materials deform during welding and inaccurate welding positioning leads to poor welding quality and low processing efficiency.

[0005] (II) Technical solution

[0006] In order to solve the above technical problems, the present invention proposes a special welding mold for arc-shaped metal plates, comprising: a base 1, a side panel 2, a support tube 3, a lower partition 4, an upper partition 5, an arc-shaped clamping plate 6, a pressing plate 7, and a bolt 8;

[0007] There are two side panels 2, which are fixed to the left and right ends of the base 1 respectively. A plurality of grooves are opened downward from the top of each side panel 2, and four through holes are symmetrically opened on each side panel 2. An arc-shaped card plate 6 is arranged between the two side panels 2, and the bottoms of the two arc-shaped card plates 6 are fixed to the base 1;

[0008] Four through holes are provided on the two arc-shaped pressure plates 6 at the same position as the arc-shaped clamping plates 6, and the upper partition plate 5 and the lower partition plate 4 are respectively placed on the upper and lower holes and aligned, and the side panels 2, the lower partition plate 4, the upper partition plate 5, and the arc-shaped clamping plates 6 are connected by bolts 8. The support cylinders 3 are provided with two, arranged up and down, fixed between the two arc-shaped clamping plates 6, and are both sleeved outside the bolts 8;

[0009] Buckle the two arc-shaped plate 11 workpieces downward along the arc center direction and place them in the two arc clamping plates 6, fitting with the arc of the arc clamping plates 6, place the upper slot iron 12 of the workpiece with the mouth facing upward on the arc-shaped plate 11, place the pressing plate 7, compact and lock the pressing plate 7, then turn one side of the welding mold upward to expose the welding point, weld the workpiece, and after welding of one side of the workpiece is completed, turn over the base 1 and weld the other side of the workpiece.

[0010] Wherein, round tubes with the same diameter as the thickness of the base are fixed on both sides of the base 1 respectively.

[0011] Among them, a connecting rod is inserted into the round tube on one side of the base 1, which is connected to the workbench through the connecting rod. The base is rotated 1180° through the connecting rod to complete the welding of the workpiece on one side. The connecting rod is disassembled and installed in the round tube on the other side of the base plate 1. The base 1 can be flipped 180° along the radial direction of the connecting rod to weld the other side of the workpiece, thereby realizing rapid switching of workstations.

[0012] The bolt 8 is configured as a hexagonal head hole-making bolt.

[0013] The side panel 2, the lower partition 4, the upper partition 5, and the arc-shaped clamping plate 6 are connected by bolts 8, and the ends are fixed by hexagonal nuts.

[0014] Wherein, a spring washer and a flat washer are provided at the fixed connection between the bolt 8 and the hexagonal nut.

[0015] The arc size of the arc-shaped clamping plate 6 is set to x +1° , where x is the arc dimension angle of the workpiece.

[0016] The size of the support tube 3 is set to y+1+0.5, where y is the width of the workpiece.

[0017] The slotted position of the side panel 2 is set to be the contact position between the arc-shaped plate 11 and the upper iron 12;

[0018] The height of the arc plate is set to z -20 , where z is the height of the side panel. Through the height difference between the side panel 2 and the arc-shaped clamping plate 6, a sunken structure is formed to position the upper Cao iron 12.

[0019] Wherein, positioning slots are provided at both ends of the top of the arc-shaped clamping plate 6.

[0020] (III) Beneficial effects

[0021] The present invention provides a special welding die for arc-shaped metal plates, which has the following beneficial effects:

[0022] 1) By reasonably designing the size and shape of the mold, the arc-shaped part of the workpiece can fit closely with the shape of the mold, and the upper iron sinks into the mold. The workpiece remains stable during the entire welding process, and the workpiece will not shake or move relatively, which plays a good positioning role and effectively guarantees the welding accuracy.

[0023] 2) During the welding process, the mold adopts a pressure locking method to reduce the deformation of the workpiece during welding and improve the welding quality. In addition, each component of this mold is equipped with an open groove, which has good heat dissipation performance to prevent overheating from affecting the welding quality and mold life.

[0024] 3) By manipulating the connecting rod, the welding mold can be flipped 180° left and right, realizing the function of fast switching of workstations, thus improving work efficiency to a certain extent.

[0025] 4) After the welding workpiece is installed, the welding process only requires one welder to operate, without the need for auxiliary personnel. While saving labor costs, it will not cause harm to the surrounding environment and personnel.

[0026] 5) This mold is designed with a reasonable clamping mechanism to facilitate the installation and removal of the workpiece. The operation method is simple and easy for operators to master. BRIEF DESCRIPTION OF THE DRAWINGS

[0027] Figure 1 This is a front view of the mold structure of the present invention;

[0028] Figure 2 It is a side view of the mold structure of the present invention;

[0029] Figure 3 is a schematic diagram of the base;

[0030] Figure 4 It is a schematic diagram of the side panel;

[0031] Figure 5 It is a schematic diagram of the support tube;

[0032] Figure 6 is a schematic diagram of the lower partition;

[0033] Figure 7 Schematic diagram of the upper partition;

[0034] Figure 8 It is a schematic diagram of an arc-shaped pallet;

[0035] Fig. 9 It is a schematic diagram of the pressure plate;

[0036] Fig.10 is a schematic diagram of the connecting rod;

[0037] Fig.11 Schematic diagram for welding mold use;

[0038] Fig.12 This is a schematic diagram of the welding workpiece for a certain type of product. DETAILED DESCRIPTION

[0039] In order to make the purpose, content and advantages of the present invention more clear, the specific implementation methods of the present invention are further described in detail below in conjunction with the drawings and examples.

[0040] This embodiment provides a special welding mold for arc-shaped metal plates, including: a base 1, a side panel 2, a support tube 3, a lower partition 4, an upper partition 5, an arc-shaped clamping plate 6, a pressing plate 7, and a bolt 8;

[0041] There are two side panels 2, which are fixed to the left and right ends of the base 1 respectively. A plurality of grooves are opened downward from the top of each side panel 2, and four through holes are symmetrically opened on each side panel 2. An arc-shaped card plate 6 is arranged between the two side panels 2, and the bottoms of the two arc-shaped card plates 6 are fixed to the base 1;

[0042] Four through holes are provided on the two arc-shaped pressure plates 6 at the same position as the arc-shaped clamping plates 6, and the upper partition plate 5 and the lower partition plate 4 are respectively placed on the upper and lower holes and aligned, and the side panels 2, the lower partition plate 4, the upper partition plate 5, and the arc-shaped clamping plates 6 are connected by bolts 8. The support cylinders 3 are provided with two, arranged up and down, fixed between the two arc-shaped clamping plates 6, and are both sleeved outside the bolts 8;

[0043] Buckle the two arc-shaped plate 11 workpieces downward along the arc center direction and place them in the two arc clamping plates 6, fitting with the arc of the arc clamping plates 6, place the upper slot iron 12 of the workpiece with the mouth facing upward on the arc-shaped plate 11, place the pressing plate 7, compact and lock the pressing plate 7, then turn one side of the welding mold upward to expose the welding point, weld the workpiece, and after welding of one side of the workpiece is completed, turn over the base 1 and weld the other side of the workpiece.

[0044] Wherein, round tubes with the same diameter as the thickness of the base are fixed on both sides of the base 1 respectively.

[0045] Among them, a connecting rod is inserted into the round tube on one side of the base 1, which is connected to the workbench through the connecting rod. The base is rotated 1180° through the connecting rod to complete the welding of the workpiece on one side. The connecting rod is disassembled and installed in the round tube on the other side of the base plate 1. The base 1 can be flipped 180° along the radial direction of the connecting rod to weld the other side of the workpiece, thereby realizing rapid switching of workstations.

[0046] The bolt 8 is configured as a hexagonal head hole-making bolt.

[0047] The side panel 2, the lower partition 4, the upper partition 5, and the arc-shaped clamping plate 6 are connected by bolts 8, and the ends are fixed by hexagonal nuts.

[0048] Wherein, a spring washer and a flat washer are provided at the fixed connection between the bolt 8 and the hexagonal nut.

[0049] The arc size of the arc-shaped clamping plate 6 is set to x +1° , where x is the arc dimension angle of the workpiece.

[0050] The size of the support tube 3 is set to y+1+0.5, where y is the width of the workpiece.

[0051] The slotted position of the side panel 2 is set to be the contact position between the arc-shaped plate 11 and the upper iron 12;

[0052] The height of the arc plate is set to z -20 , where z is the height of the side panel. Through the height difference between the side panel 2 and the arc-shaped clamping plate 6, a sunken structure is formed to position the upper Cao iron 12.

[0053] Wherein, positioning slots are provided at both ends of the top of the arc-shaped clamping plate 6, and the slot length a=b, where b is the total length of the iron on the welding workpiece.

[0054] Installation of the mold body: in order, place the side panel 2, lower partition 4, upper partition 5, and arc-shaped clamping plate 6 through pre-made holes with hexagonal heads and pre-connect them with bolts. The upper partition 5 and the lower partition 4 are respectively placed on the upper and lower holes and aligned. The support cylinder 3 is installed between the two arc-shaped clamping plates 6. Fix one side of the mold with hexagonal nuts, spring washers, and flat washers, and then fix the other side of the mold with hexagonal nuts, spring washers, and flat washers. Finally, after positioning the bottom plate, the side panel, and the lower end of the arc plate, they are connected by welding (screws or other methods can also be used as needed to achieve quick mold change), and the mold body of the welding mold is installed.

[0055] Installation of the mold body and the workbench: The base 1 is connected to the workbench through the circular tube holes on both sides of the base by connecting rods. During operation, only one side of the mold is connected, and the mold body is rotated 180° through the connecting rod to complete the welding of the workpiece on one side. After the welding of the workpiece on one side is completed, the connecting rod is removed and installed in the through hole on the other side of the bottom plate. The mold body can be flipped 180° along the radial direction of the connecting rod to weld the other side of the workpiece, realizing the function of quickly switching workstations, which is convenient for workers to operate.

[0056] The above is only a preferred embodiment of the present invention. It should be pointed out that for ordinary technicians in this technical field, several improvements and modifications can be made without departing from the technical principles of the present invention. These improvements and modifications should also be regarded as the scope of protection of the present invention.

Claims

1. A special welding die for arc-shaped metal sheets, characterized in that: include: Base (1), side panel (2), support tube (3), lower partition (4), upper partition (5), arc-shaped clamping plate (6), pressure plate (7), bolts (8); Two side panels (2) are provided, which are fixed to the left and right ends of the base (1) respectively; a plurality of grooves are provided downwardly on the top of each side panel (2); four through holes are symmetrically provided on each side panel (2); an arc-shaped card plate (6) is provided between the two side panels (2); and the bottoms of the two arc-shaped card plates (6) are fixed to the base (1); Four through holes are provided on the two arc-shaped pressure plates (6) at the same positions as the arc-shaped clamping plates (6); the upper partition plate (5) and the lower partition plate (4) are respectively placed on the upper and lower holes and aligned; the side panels (2), the lower partition plate (4), the upper partition plate (5) and the arc-shaped clamping plates (6) are connected by bolts (8); two support tubes (3) are provided, arranged up and down, fixed between the two arc-shaped clamping plates (6), and both are sleeved outside the bolts (8); Two arc-shaped plate (11) workpieces are buckled downwardly in the arc center direction and placed in two arc-shaped clamping plates (6) to fit the arc of the arc-shaped clamping plates (6). The upper slot iron (12) of the workpiece is placed on the arc-shaped plate (11) with the mouth facing upward. A pressing plate (7) is placed. After the pressing plate (7) is pressed and locked, one side of the welding mold is facing upward to expose the welding point, and the workpiece is welded. After the welding of one side of the workpiece is completed, the base (1) is turned over to weld the other side of the workpiece.

2. The special welding mold for arc-shaped metal sheets according to claim 1, characterized in that: Circular tubes with a diameter the same as the thickness of the base are fixed on both sides of the base (1).

3. The special welding die for arc-shaped metal sheets according to claim 1, characterized in that: A connecting rod is inserted into a round tube on one side of the base (1), and is connected to a workbench via the connecting rod. The base (1) is rotated 180° via the connecting rod to complete welding of a workpiece on one side. The connecting rod is removed and installed into the round tube on the other side of the base plate (1). The base (1) can be turned 180° along the radial direction of the connecting rod to perform welding on the other side of the workpiece, thereby realizing rapid switching of workstations.

4. The special welding die for arc-shaped metal sheets as claimed in claim 1, characterized in that: The bolt (8) is configured as a hexagonal head bolt for drilling a hole.

5. The special welding die for arc-shaped metal sheets as claimed in claim 1, characterized in that: The side panel (2), the lower partition (4), the upper partition (5), and the arc-shaped clamping plate (6) are connected by bolts (8), and the ends are fixed by hexagonal nuts.

6. The special welding die for arc-shaped metal sheets as claimed in claim 1, characterized in that: A spring washer and a flat washer are provided at the fixed connection between the bolt (8) and the hexagonal nut.

7. The special welding die for arc-shaped metal sheets as claimed in claim 1, characterized in that: The arc-shaped portion size of the arc-shaped clamping plate (6) is set to x +1° , where x is the arc dimension angle of the workpiece.

8. The special welding die for arc-shaped metal sheets as claimed in claim 1, characterized in that: The size of the support tube (3) is set to Where y is the width of the workpiece.

9. The special welding die for arc-shaped metal sheets as claimed in claim 1, characterized in that: The slotted position of the side panel (2) is set to be the contact position between the arc-shaped plate (11) and the upper iron (12); The height of the arc plate is set to z -20 , wherein z is the height of the side panel, and a sunken structure is formed by the height difference between the side panel (2) and the arc-shaped clamping plate (6) to position the upper Cao iron (12).

10. The special welding die for arc-shaped metal plates according to claim 1, characterized in that: Positioning slots are provided at both ends of the top of the arc-shaped clamping plate (6).

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