A semicircular disc-shaped parts manufacturing tool and method

Abstract

A semicircular disc-shaped part manufacturing tooling and method, including a platform, two angle steel vertical brackets, an angle steel horizontal bracket, a jack and a semicircular disc-shaped part, the two angle steel vertical brackets are vertically symmetrically installed on the platform, the semicircular disc-shaped part is installed between the two angle steel vertical brackets, two fixing holes are set at the same position on the two angle steel vertical brackets, and connecting holes are set at both ends of the angle steel horizontal bracket. The connecting hole at one end of the angle steel horizontal bracket is connected to the fixing hole on the upper side of the angle steel vertical bracket on the left side, and the connecting hole at the other end of the angle steel horizontal bracket is connected to the fixing hole on the lower side of the angle steel vertical bracket on the right side. An angle steel plane of the angle steel horizontal bracket is parallel to one side of the semicircular disc-shaped part and supported by a jack. This manufacturing method includes a method of placing margin around the blanking, bending and forming, using a tooling for correction, and finally completing the machine with a vertical lathe. The correction tooling includes two angle steel vertical brackets and one angle steel horizontal bracket, which are connected by fasteners. The manufacturing method and tooling have reasonable structures, are easy to install and dismantle, and can complete the part manufacturing with only a bending machine.

Description

Technical Field

[0001] The invention belongs to the technical field of engineering machinery, and in particular relates to a semicircular dish-shaped part manufacturing tool and method. Background Art

[0002] At present, the production of semicircular disc-shaped parts generally uses spinning equipment or hydraulic presses to make molds. The former is generally not available in manufacturers, and the latter mold production costs are relatively high. Generally, manufacturers make disc-shaped parts. According to the size of the disc-shaped parts, they use steel plates to weld the upper and lower molds respectively, and through mechanical processing methods, the size of the lower mold after processing is the same as the outer arc, and the size of the upper mold after processing is the same as the inner arc. Then the heated steel plate is pressed into a disc-shaped part through a hydraulic press and upper and lower molds. The mold is divided into upper and lower parts, and steel plates need to be welded and processed, which generally costs tens of thousands of yuan. Summary of the invention

[0003] The technical problem to be solved by the present invention is to overcome the deficiencies of the prior art and provide a semicircular disc-shaped part manufacturing tool and method, which uses a general bending machine to complete the manufacturing of semicircular disc-shaped parts that meet technical requirements at a relatively low cost.

[0004] The present invention provides a semicircular dish-shaped part manufacturing tool, comprising a platform, two angle steel vertical brackets, an angle steel horizontal bracket, a jack and a semicircular dish-shaped part, the two angle steel vertical brackets are vertically symmetrically installed on the platform, the semicircular dish-shaped part is installed between the two angle steel vertical brackets, two fixing holes are arranged at the same positions on the two angle steel vertical brackets, connecting holes are arranged at both ends of the angle steel horizontal bracket, the connecting hole at one end of the angle steel horizontal bracket is connected to the fixing hole on the upper side of the angle steel vertical bracket on the left side, and the connecting hole at the other end of the angle steel horizontal bracket is connected to the fixing hole on the lower side of the angle steel vertical bracket on the right side, an angle steel plane of the angle steel horizontal bracket is parallel to an edge of the semicircular dish-shaped part and is supported by the jack.

[0005] Furthermore, the base of the jack (4) abuts against one end of the angle steel cross bracket (2), and the top of the jack abuts against the surface of the semicircular disc-shaped part (5).

[0006] Furthermore, the two angle steel vertical brackets (1) are arranged opposite to each other, and their cross-sections are L-shaped. The bending parts of the two angle steel vertical brackets (1) are arranged opposite to each other, and fixing holes are respectively provided at the top and the bottom of the two angle steel vertical brackets (1).

[0007] Furthermore, the edges of the two semicircular disc-shaped parts (5) are arranged relatively close to each other to form a butterfly-shaped part.

[0008] The present invention also provides a method for manufacturing a semicircular disc-shaped part manufacturing tool, comprising the following steps:

[0009] Step S1, when cutting semicircular disc-shaped parts, allowance is left around them, i.e. one circle larger;

[0010] Step S2, using a forming bending line drawing method to form a grid;

[0011] Step S3, using a bending machine to bend the self-made sample into shape;

[0012] Step S4, place two semicircular disc-shaped parts on the platform at the same time, weld two angle steel vertical brackets at both ends of the joint, one high and one low, use fasteners to install an angle steel horizontal bracket, use a jack to cooperate with pyrotechnics to align one side of the semicircular disc-shaped parts in pairs; remove an angle steel horizontal bracket, one low and one high, use fasteners to install an angle steel horizontal bracket, use a jack to cooperate with pyrotechnics to align the other side of the semicircular disc-shaped parts in pairs;

[0013] S5, use two-point fixing, turn the vertical lathe, and perform machining according to needs.

[0014] Furthermore, in step S1, the part is fan-shaped, the large arc is enlarged by 10 mm, the small arc is reduced by 10 mm, and a 10 mm margin is also left on the straight edges on both sides.

[0015] Furthermore, the method of drawing the forming bending line in step S2 is as follows: the part is fan-shaped, the large arc is evenly divided into 19 segments with 20 points, the small arc is also evenly divided into 19 segments with 20 points, and the bending line is drawn by connecting the first point of the large arc to the third point of the small arc, and so on, and the bending lines are connected in sequence, so that the bending lines form a grid.

[0016] Furthermore, the large and small arcs of the two semicircular disc-shaped parts are merged into a full circle, and there is no misalignment at the connection, and the two parts are welded together by welding.

[0017] The advantages of the present invention are that the tooling structure is ingenious and reasonable, easy to install, and can manufacture semicircular dish-shaped parts and meet size requirements. It not only solves the problem that special equipment is required for the manufacture of semicircular dish-shaped parts, but also effectively solves the problem of high manufacturing cost of semicircular dish-shaped parts. BRIEF DESCRIPTION OF THE DRAWINGS

[0018] Figure 1 It is a schematic diagram of the tooling structure of the present invention. DETAILED DESCRIPTION

[0019] See also Figure 1The present embodiment provides a semicircular dish-shaped part manufacturing tool of the present invention, comprising a platform 3, two angle steel vertical brackets 1, an angle steel horizontal bracket 2, a jack 4 and a semicircular dish-shaped part 5, the two angle steel vertical brackets 1 are vertically symmetrically installed on the platform 3, the semicircular dish-shaped part 5 is installed between the two angle steel vertical brackets 1, two fixing holes are arranged at the same position on the two angle steel vertical brackets 1, connecting holes are arranged at both ends of the angle steel horizontal bracket 2, the connecting hole at one end of the angle steel horizontal bracket 2 is connected to the fixing hole on the upper side of the angle steel vertical bracket 1 on the left side, and the connecting hole at the other end of the angle steel horizontal bracket 2 is connected to the fixing hole on the lower side of the angle steel vertical bracket 1 on the right side, and an angle steel plane of the angle steel horizontal bracket 2 is parallel to one side of the semicircular dish-shaped part and is supported by the jack 4.

[0020] The preparation steps are as follows,

[0021] Step S1, when cutting semicircular disc-shaped parts, allowance is left around them, i.e. one circle larger;

[0022] Step S2, using a forming bending line drawing method to form a grid;

[0023] Step S3, using a bending machine to bend the self-made sample into shape;

[0024] Step S4, placing two semicircular disc-shaped parts on the platform at the same time, welding two angle steel vertical brackets (1) at both ends of the joint, using fasteners to install an angle steel horizontal bracket (2), one high and one low, and using a jack to cooperate with pyrotechnics to align one side of the semicircular disc-shaped parts with two; removing an angle steel horizontal bracket (2), using fasteners to install an angle steel horizontal bracket (2), one low and one high, and using a jack to cooperate with pyrotechnics to align the other side of the semicircular disc-shaped parts with two;

[0025] S5, use two-point fixing, turn the vertical lathe, and perform machining according to needs.

[0026] The base of the jack (4) abuts against one end of the angle steel cross bracket (2), and the top of the jack abuts against the surface of the semicircular disc-shaped part (5).

[0027] The two angle steel vertical brackets (1) are arranged opposite to each other, and their cross-sections are L-shaped. The bending parts of the two angle steel vertical brackets (1) are arranged opposite to each other, and fixing holes are respectively provided at the top and the bottom of the two angle steel vertical brackets (1).

[0028] The edges of the two semicircular disc-shaped parts (5) are arranged relatively close to each other to form a butterfly-shaped part.

[0029] In step S1, the part is fan-shaped, the large arc is enlarged by 10 mm, the small arc is reduced by 10 mm, and a 10 mm margin is also left on the straight edges on both sides.

[0030] The specific method of drawing the forming bending line in step S2 is that the part is fan-shaped, the large arc is divided into 19 segments with 20 points, and the small arc is also divided into 19 segments with 20 points. The first point of the large arc is connected to the third point of the small arc, and they are connected in sequence, and the bending line forms a grid.

[0031] The large and small arcs of the two semicircular disc-shaped parts are merged into a full circle, and there is no misalignment at the connection. The two parts are welded together by welding.

[0032] The device has a reasonable structure and is easy to install. It can manufacture semicircular dish-shaped parts and meet size requirements. It not only solves the problem that special equipment is needed to manufacture semicircular dish-shaped parts, but also effectively solves the problem of high manufacturing cost of semicircular dish-shaped parts.

[0033] The above shows and describes the basic principles, main features and advantages of the present invention. Those skilled in the art should understand that the present invention is not limited to the above specific embodiments. The above specific embodiments and the description in the specification are only for further illustrating the principles of the present invention. Without departing from the spirit and scope of the present invention, the present invention may have various changes and improvements, which fall within the scope of the present invention to be protected. The scope of the present invention to be protected is defined by the claims and their equivalents.

Claims

1. A method for manufacturing a semicircular dish-shaped part manufacturing tool, comprising a platform (3), two angle steel vertical brackets (1), an angle steel horizontal bracket (2), a jack (4) and a semicircular dish-shaped part (5), wherein the two angle steel vertical brackets (1) are vertically symmetrically installed on the platform (3), the semicircular dish-shaped part (5) is installed between the two angle steel vertical brackets (1), two fixing holes are arranged at the same position on the two angle steel vertical brackets (1), connecting holes are arranged at both ends of the angle steel horizontal bracket (2), the connecting hole at one end of the angle steel horizontal bracket (2) is connected to the fixing hole on the upper side of the angle steel vertical bracket (1) on the left side, and the connecting hole at the other end of the angle steel horizontal bracket (2) is connected to the fixing hole on the lower side of the angle steel vertical bracket (1) on the right side, an angle steel plane of the angle steel horizontal bracket (2) is parallel to the edge of the semicircular dish-shaped part (5), and is supported by the jack (4), characterized in that The following steps are included: Step S1, when cutting semicircular disc-shaped parts, allowance is left around them, i.e. one circle larger; Step S2, using a forming bending line drawing method to form a grid; Step S3, using a bending machine to bend the self-made sample into shape; Step S4, placing two semicircular dish-shaped parts on the platform at the same time, welding two angle steel vertical brackets (1) at both ends of the joint, using fasteners to install an angle steel horizontal bracket (2) with one high and one low, and using a jack to cooperate with pyrotechnics to align one side of the semicircular dish-shaped parts in pairs; removing an angle steel horizontal bracket (2), using fasteners to install an angle steel horizontal bracket (2) with one low and one high, and using a jack to cooperate with pyrotechnics to align the other side of the semicircular dish-shaped parts in pairs; S5, use two-point fixing, turn the vertical lathe, and perform machining according to needs.

2. The method for manufacturing a semicircular dish-shaped part manufacturing tool according to claim 1, characterized in that: The base of the jack (4) abuts against one end of the angle steel cross bracket (2), and the top of the jack abuts against the surface of the semicircular dish-shaped part (5).

3. The method for manufacturing a semicircular dish-shaped part manufacturing tool according to claim 1, characterized in that: The two angle steel vertical brackets (1) are arranged opposite to each other, and their cross-sections are L-shaped. The bending parts of the two angle steel vertical brackets (1) are arranged opposite to each other, and fixing holes are respectively provided at the top and the bottom of the two angle steel vertical brackets (1).

4. The method for manufacturing a semicircular dish-shaped part manufacturing tool according to claim 1, characterized in that: The edges of the two semicircular disc-shaped parts (5) are arranged relatively close to each other to form a butterfly-shaped part.

5. The method for manufacturing a semicircular dish-shaped part manufacturing tool according to claim 1, characterized in that: In step S1, the part is fan-shaped, the large arc is enlarged by 10 mm, the small arc is reduced by 10 mm, and a 10 mm margin is also left on the straight edges on both sides.

6. The method for manufacturing a semicircular dish-shaped part manufacturing tool according to claim 1, characterized in that: The method of drawing the forming bending line in step S2 is specifically as follows: the part is fan-shaped, the large arc is evenly divided into 19 segments with 20 points, the small arc is also evenly divided into 19 segments with 20 points, and the first point of the large arc is connected to the third point of the small arc, and the two are connected in sequence, so that the bending line forms a grid.

7. The method for manufacturing a semicircular dish-shaped part manufacturing tool according to claim 1, characterized in that: In step S4, it is ensured that the two semicircular disc-shaped parts, the large and small arcs form a full circle, and there is no misalignment at the connection. Then, the two parts are welded together by welding. The spot welding means that the welding amount is small, which is convenient for grinding off the weld and disassembling.

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