Forging device for ellipsoidal shell forge piece

Abstract

The utility model relates to the technical field of forging devices, and discloses a forging device of an ellipsoidal shell forge piece, which comprises a rack, a workbench is fixedly connected to the bottom of the rack, a fixed die is fixedly connected to the top end of the workbench, a forming die is arranged above the fixed die, an air cylinder is fixedly connected to the top end of the rack, and the air cylinder is fixedly connected to the bottom of the rack. The end of a piston rod of the air cylinder is fixedly connected with the top end of the forming die, a fixing plate is fixedly connected to the inner wall of the top end of the rack, an ejector rod is slidably arranged on the inner wall of the fixing plate, and a sliding hole is formed in the inner wall of the forming die. When the follow-up forming mold ascends, the spring can push the supporting plate and the ejector rod to move downwards, the mold arranged in the forming mold in an adsorption mode is pushed, demolding of materials is more convenient, follow-up production is prevented from being affected by material blocking, and damage to the materials can be reduced through the rubber pad.

Description

Technical Field

[0001] The utility model relates to the technical field of forging devices, in particular to a forging device for an ellipsoidal shell forging. Background Art

[0002] A forging device is a device used to forge metal materials. The forging device plastically deforms the metal material by applying pressure, thereby changing its shape and properties. The metal material undergoes plastic deformation and obtains the desired part shape according to the shape of the forging die. Finally, the metal material is cooled to solidify its shape.

[0003] In the prior art, in the process of forging an ellipsoidal shell, in order to ensure the forming effect of the shell, it is necessary to set the inner wall of the forming mold to a curved surface that matches the surface of the ellipsoid, which may cause the inner wall of the mold to be affected by pressure and adsorbed inside the mold during the subsequent forging process, affecting the subsequent forging and demolding operations. Utility Model Content

[0004] The purpose of the utility model is to solve the problem in the prior art that in order to ensure the forming effect of the shell, the inner wall of the forming mold needs to be provided with a curved surface matching the surface of the ellipsoid, which may result in the inner wall of the mold being adsorbed by pressure during the subsequent forging process, affecting the subsequent forging and demolding operations, and a forging device for an ellipsoidal shell forging is proposed.

[0005] In order to achieve the above purpose, the utility model adopts the following technical solutions:

[0006] A forging device for an ellipsoidal shell forging comprises a frame, a workbench is fixedly connected to the bottom of the frame, a fixed mold is fixedly connected to the top of the workbench, a forming mold is arranged above the fixed mold, a cylinder is fixedly connected to the top of the frame, the piston rod end of the cylinder is fixedly connected to the top of the forming mold, a fixed plate is fixedly connected to the inner wall of the top of the frame, a push rod is slidably arranged on the inner wall of the fixed plate, a sliding hole is opened on the inner wall of the forming mold, and the push rod is slidably arranged on the inner wall of the sliding hole and extends to the interior of the forming mold.

[0007] Preferably, a guide block is fixedly connected to the side wall of the forming mold, a guide groove is provided on the inner wall of the frame, and the guide block is slidably arranged on the inner wall of the guide groove.

[0008] Preferably, a support plate is fixedly connected to the rod wall of the push rod, a top end of the support plate is fixedly connected to a spring, and a top end of the spring is fixedly connected to the bottom of the fixed plate.

[0009] Preferably, a rubber pad is fixedly connected to the rod wall at the bottom end of the top rod, and the bottom of the rubber pad is configured as a curved surface.

[0010] Preferably, a cavity is formed on the inner wall of the bottom end of the fixed mold, a heating tube is fixedly connected to the inner wall of the cavity, a plurality of heat dissipation fins are fixedly connected to the tube wall of the heating tube, and the heat dissipation fins extend to the inner wall of the top end of the fixed mold.

[0011] Preferably, a heat-conducting cover is fixedly connected to the inner wall of the top end of the fixed mold, and the bottom of the heat-conducting cover is arranged in contact with the upper surface of the heat dissipation fin.

[0012] Compared with the prior art, the utility model provides a forging device for an ellipsoidal shell forging, which has the following beneficial effects:

[0013] 1. The forging device of the ellipsoidal shell forging can push the support plate and the push rod downward when the subsequent forming die rises, and push the die adsorbed inside the forming die to make it easier for the material to be demolded, prevent the material from being stuck and affecting the subsequent production, and the rubber pad can reduce the damage to the material.

[0014] 2. The forging device of the ellipsoidal shell forging can heat the heat dissipation fins through the heating tube, and the heat dissipation fins can conduct heat to the surface of the heat conductive cover to heat the material, thereby increasing the temperature maintenance time of the material during forging and making it easier to perform subsequent forging. BRIEF DESCRIPTION OF THE DRAWINGS

[0015] Figure 1 It is a structural schematic diagram of a forging device for an ellipsoidal shell forging proposed by the utility model;

[0016] Figure 2 for Figure 1 A schematic diagram of the structure of the local A part;

[0017] Figure 3 for Figure 2 Structural stereogram of the middle guide block.

[0018] In the figure: 1 frame, 2 workbench, 3 fixed mold, 4 molding mold, 5 cylinder, 6 guide block, 7 fixed plate, 8 ejector rod, 9 support plate, 10 spring, 11 rubber pad, 12 heating tube, 13 heat dissipation fin, 14 heat conductive cover. DETAILED DESCRIPTION

[0019] The technical solutions in the embodiments of the present invention will be described clearly and completely below in conjunction with the drawings in the embodiments of the present invention. Obviously, the described embodiments are only part of the embodiments of the present invention, rather than all of the embodiments.

[0020] Reference Figure 1-3A forging device for an ellipsoidal shell forging comprises a frame 1, a workbench 2 is fixedly connected to the bottom of the frame 1, a fixed die 3 is fixedly connected to the top of the workbench 2, a forming die 4 is arranged above the fixed die 3, a cylinder 5 is fixedly connected to the top of the frame 1, a piston rod end of the cylinder 5 is fixedly connected to the top of the forming die 4, a fixed plate 7 is fixedly connected to the inner wall of the top of the frame 1, a push rod 8 is slidably arranged on the inner wall of the fixed plate 7, a sliding hole is opened on the inner wall of the forming die 4, and the push rod 8 is slidably arranged on the inner wall of the sliding hole and extends to the inside of the forming die 4.

[0021] A guide block 6 is fixedly connected to the side wall of the forming mold 4, a guide groove is opened on the inner wall of the frame 1, and the guide block 6 is slidably set on the inner wall of the guide groove. A support plate 9 is fixedly connected to the rod wall of the push rod 8, and a spring 10 is fixedly connected to the top of the support plate 9. The top of the spring 10 is fixedly connected to the bottom of the fixed plate 7, and a rubber pad 11 is fixedly connected to the rod wall of the bottom end of the push rod 8, and the bottom of the rubber pad 11 is set as an arc surface.

[0022] When in use, by placing the material on the upper surface of the fixed mold 3, the piston rod of the cylinder 5 penetrates the fixed plate 7 to push the forming mold 4 downward, and the guide block 6 slides along the inner wall of the guide groove to ensure the stability of the movement of the forming mold 4. The forming mold 4 is pressed tightly on the upper surface of the fixed mold 3, and the material can be forged to form an ellipsoidal shell. When the subsequent forming mold 4 rises, the spring 10 can push the support plate 9 and the push rod 8 downward, and push the mold adsorbed inside the forming mold 4, so that the material is more convenient to demold and prevent jamming from affecting subsequent production. The rubber pad 11 can reduce damage to the material.

[0023] In order to facilitate subsequent forging, Figure 1-3 As shown, a cavity is opened on the inner wall of the bottom end of the fixed mold 3, a heating tube 12 is fixedly connected to the inner wall of the cavity, a plurality of heat dissipation fins 13 are fixedly connected to the tube wall of the heating tube 12, the heat dissipation fins 13 extend to the inner wall of the top end of the fixed mold 3, a heat conductive cover 14 is fixedly connected to the inner wall of the top end of the fixed mold 3, and the bottom of the heat conductive cover 14 is fitted with the upper surface of the heat dissipation fins 13.

[0024] The heating tube 12 can heat the heat dissipation fins 13, and the heat dissipation fins 13 can conduct heat to the surface of the heat conductive cover 14 to heat the material, thereby increasing the temperature maintenance time of the material during forging and making subsequent forging more convenient.

[0025] The above description is only a preferred specific implementation manner of the present invention, but the protection scope of the present invention is not limited thereto. Any technician familiar with the technical field can make equivalent replacements or changes within the technical scope disclosed by the present invention according to the technical scheme and the utility model concept of the present invention, which should be covered by the protection scope of the present invention.

Claims

1. A forging device for an ellipsoidal shell forging, comprising a frame (1), characterized in that: The bottom of the frame (1) is fixedly connected to a workbench (2), the top of the workbench (2) is fixedly connected to a fixed mold (3), a molding mold (4) is provided above the fixed mold (3), the top of the frame (1) is fixedly connected to a cylinder (5), the piston rod end of the cylinder (5) is fixedly connected to the top of the molding mold (4), the top inner wall of the frame (1) is fixedly connected to a fixed plate (7), the inner wall of the fixed plate (7) is slidably provided with a push rod (8), the inner wall of the molding mold (4) is provided with a sliding hole, the push rod (8) is slidably arranged on the inner wall of the sliding hole and extends to the inside of the molding mold (4).

2. The forging device for an ellipsoidal shell forging according to claim 1, characterized in that: A guide block (6) is fixedly connected to the side wall of the molding die (4), a guide groove is provided on the inner wall of the frame (1), and the guide block (6) is slidably arranged on the inner wall of the guide groove.

3. The forging device for an ellipsoidal shell forging according to claim 1, characterized in that: A support plate (9) is fixedly connected to the rod wall of the top rod (8), a spring (10) is fixedly connected to the top end of the support plate (9), and the top end of the spring (10) is fixedly connected to the bottom of the fixed plate (7).

4. The forging device for an ellipsoidal shell forging according to claim 1, characterized in that: A rubber pad (11) is fixedly connected to the rod wall at the bottom end of the top rod (8), and the bottom of the rubber pad (11) is arranged as a curved surface.

5. The forging device for an ellipsoidal shell forging according to claim 1, characterized in that: A cavity is provided on the inner wall of the bottom end of the fixed mold (3); a heating tube (12) is fixedly connected to the inner wall of the cavity; a plurality of heat dissipation fins (13) are fixedly connected to the tube wall of the heating tube (12); and the heat dissipation fins (13) extend to the inner wall of the top end of the fixed mold (3).

6. The forging device for an ellipsoidal shell forging according to claim 5, characterized in that: A heat-conducting cover (14) is fixedly connected to the inner wall of the top end of the fixed mold (3), and the bottom of the heat-conducting cover (14) is arranged in contact with the upper surface of the heat dissipation fins (13).

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