Die holder guide structure for blade forging

Abstract

The utility model discloses a blade forging die holder guide structure which comprises a base, a plurality of guide columns are fixedly connected to the upper end face of the base, a top plate is jointly and fixedly connected to the end faces, away from the base, of the guide columns, and a lifting pump is fixedly connected to the top plate. The output end of the lifting pump penetrates through the top plate and is fixedly connected with a lifting plate, the lifting plate is provided with a plurality of positioning sliding blocks, the positioning sliding blocks are slidably connected to the guide columns correspondingly, the end face, close to the base, of the lifting plate is fixedly connected with an upper mold, and the base is provided with a fixing assembly. A lower die is arranged on the fixing assembly, and a positioning assembly is arranged on the lifting plate. According to the die-casting die, a user can replace and install the lower die conveniently, the workload of workers is reduced, the working efficiency of the workers is improved, the lower die and the upper die can be matched better due to the arrangement of the positioning blocks and the positioning grooves, and the quality of die castings is improved.

Description

Technical Field

[0001] The utility model relates to the technical field of blade forging, in particular to a die seat guide structure for blade forging. Background Art

[0002] Blades are key parts of steam turbines and are also one of the most delicate and important parts. They withstand high temperature, high pressure, huge centrifugal force, steam force, steam excitation force, corrosion and vibration, and water droplet erosion in the wet steam zone under extremely harsh conditions. Therefore, the degree of alloying of blade materials is getting higher and higher, and the deformation resistance of the material is also getting greater and greater.

[0003] The existing blade forging die base is rather cumbersome to replace, resulting in heavy workload and low work efficiency for the staff. At the same time, there is a lack of positioning and fixing components during die casting, which may cause the die and forging to be misaligned, affecting the quality of the forging.

[0004] To this end, we propose a die guide structure for blade forging to solve the above problems. Utility Model Content

[0005] The utility model aims to solve the problems existing in the prior art and proposes a die seat guide structure for blade forging.

[0006] In order to achieve the above purpose, the utility model adopts the following technical solutions:

[0007] A die base guide structure for blade forging comprises a base, an upper end surface of the base is fixedly connected to a plurality of guide columns, an end surface of the plurality of guide columns away from the base is commonly fixedly connected to a top plate, a lifting pump is fixedly connected to the top plate, an output end of the lifting pump passes through the top plate and is fixedly connected to the lifting plate, a plurality of positioning sliders are arranged on the lifting plate, the plurality of positioning sliders are respectively slidably connected to the plurality of guide columns, an upper die is fixedly connected to an end surface of the lifting plate close to the base, a fixing assembly is arranged on the base, a lower die is arranged on the fixing assembly, and a positioning assembly is arranged on the lifting plate.

[0008] Preferably, the fixing assembly includes a placement groove arranged on the base, a working cavity and a plurality of sliding cavities are arranged on the base, a threaded rod is arranged on the base, the threaded rod is rotatably connected to the inner walls of the two sliding cavities, the threaded rod is rotatably arranged through the inner walls on both sides of the working cavity, a first rotating gear is rotatably connected to the inner wall of the working cavity, two sliding blocks are threadedly penetrated on the threaded rod, the upper end surfaces of the two sliding blocks are fixedly connected to connecting blocks, the two connecting blocks are fixedly connected to clamping plates, the two clamping plates are slidably connected in the placement groove, the threaded rod is fixedly connected to the second rotating gear, and the first rotating gear and the second rotating gear are arranged to mesh with each other.

[0009] Preferably, the positioning assembly includes two positioning blocks fixedly connected to one end surface of the lifting plate close to the base, and two positioning grooves are arranged on the lower mold, and the two positioning blocks are respectively matched with the two positioning grooves.

[0010] Preferably, a plurality of support columns are fixedly connected to the lower end surface of the base.

[0011] Preferably, a handle is rotatably penetrated on the base, and the handle is fixedly connected to the first rotating gear.

[0012] Preferably, a buffer gasket is provided on one side wall of the two clamping plates close to the lower mold.

[0013] Compared with the prior art, the beneficial effects of the utility model are:

[0014] In the utility model, the user places the lower mold into the placement groove, and then the user rotates the handle to drive the threaded rod to rotate, so that the sliding blocks on the threaded rod can be brought close to each other, so that the lower mold can be quickly clamped, which is convenient for the user to replace and install the lower mold, reduces the workload of the staff, and improves the work efficiency of the staff. Then the lifting pump will drive the lifting plate to descend, so that the die-casting work can be carried out, and the positioning block will enter the positioning groove on the lower mold, so that the lower mold and the upper mold can be more fitted, thereby improving the quality of the die-casting. BRIEF DESCRIPTION OF THE DRAWINGS

[0015] Figure 1 This is a three-dimensional structural diagram of a die base guide structure for blade forging proposed by the utility model;

[0016] Figure 2 This is a front structural cross-sectional view of a die base guide structure for blade forging proposed by the utility model;

[0017] Figure 3 This is a front structural sectional view of a die base guide structure for blade forging proposed by the utility model.

[0018] In the figure: 1 base, 2 guide column, 3 top plate, 4 lifting pump, 5 lifting plate, 6 positioning slide block, 7 upper mold, 8 lower mold, 9 placement groove, 10 working cavity, 11 sliding cavity, 12 threaded rod, 13 first rotating gear, 14 sliding block, 15 clamping plate, 16 second rotating gear, 17 positioning block, 18 positioning groove, 19 support column, 20 handle, 21 buffer gasket. 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-Figure 3 A blade forging die guide structure includes a base 1, a plurality of support columns 19 are fixedly connected to the lower end surface of the base 1, and the arrangement of the support columns 19 can improve the stability of the device and prevent the device from moving during operation. A plurality of guide columns 2 are fixedly connected to the upper end surface of the base 1, and a top plate 3 is fixedly connected to the end surface of the plurality of guide columns 2 away from the base 1, and a lifting pump 4 is fixedly connected to the top plate 3. The output end of the lifting pump 4 passes through the top plate 3 and is fixedly connected to the lifting plate 5. A plurality of positioning slide blocks 6 are arranged on the lifting plate 5, and the plurality of positioning slide blocks 6 are respectively slidably connected to the plurality of guide columns 2;

[0021] An upper mold 7 is fixedly connected to one end surface of the lifting plate 5 close to the base 1, a fixing assembly is arranged on the base 1, a lower mold 8 is arranged on the fixing assembly, a positioning assembly is arranged on the lifting plate 5, the fixing assembly includes a placement groove 9 arranged on the base 1, a working cavity 10 and a plurality of sliding cavities 11 are arranged on the base 1, a threaded rod 12 is arranged on the base 1, the threaded rod 12 is rotatably connected to the inner walls of the two sliding cavities 11, the threaded rod 12 is rotatably penetrated through the inner walls of the working cavity 10 on both sides, a first rotating gear 13 is rotatably connected to the inner wall of the working cavity 10, a handle 20 is rotatably penetrated on the base 1, the handle 20 is fixedly connected to the first rotating gear 13, and the arrangement of the handle 20 facilitates the user to rotate the first rotating gear 13, thereby improving the portability of the device;

[0022] The threads on the threaded rod 12 penetrate two sliding blocks 14, and the upper end faces of the two sliding blocks 14 are fixedly connected with connecting blocks, and the two connecting blocks are fixedly connected with clamping plates 15. The two clamping plates 15 are slidably connected in the placement groove 9. Buffer gaskets 21 are provided on the side walls of the two clamping plates 15 close to the lower mold 8. The setting of the buffer gasket 21 is convenient for users to clamp and fix the lower mold 8, thereby improving the stability of the device. A second rotating gear 16 is fixedly connected to the threaded rod 12, and the first rotating gear 13 and the second rotating gear 16 are arranged to mesh with each other. The positioning assembly includes two positioning blocks 17 fixedly connected to one end face of the lifting plate 5 close to the base 1, and two positioning grooves 18 are provided on the lower mold 8. The two positioning blocks 17 are respectively matched with the two positioning grooves 18.

[0023] During use of the utility model, the user places the lower mold 8 into the placement groove 9 on the base 1, and then the user rotates the handle 20, the handle 20 will drive the first rotating gear 13 to rotate, and the first rotating gear 13 will drive the second rotating gear 16 to rotate, so that the threaded rod 12 can be driven to rotate, so that the sliding blocks 14 on the threaded rod 12 can be brought close to each other, so that the clamping plate 15 can quickly clamp the lower mold 8, which is convenient for users to replace and install the lower mold 8, reduces the workload of the staff, and improves the work efficiency of the staff. After that, the lifting pump 4 starts to work, and the output end of the lifting pump 4 will drive the lifting plate 5 to descend. At this time, the positioning slider 6 will slide on the guide column 2, so that die-casting can be carried out, and at the same time, the positioning block 17 on the lifting plate 5 will enter the positioning groove 18 on the lower mold 8, so that the lower mold 8 and the upper mold 7 can be more fitted, thereby improving the quality of the die-casting.

[0024] 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 die guide structure for blade forging, comprising a base (1), characterized in that: A plurality of guide columns (2) are fixedly connected to the upper end surface of the base (1); a top plate (3) is fixedly connected to the end surfaces of the plurality of guide columns (2) away from the base (1); a lifting pump (4) is fixedly connected to the top plate (3); the output end of the lifting pump (4) passes through the top plate (3) and is fixedly connected to the lifting plate (5); a plurality of positioning slide blocks (6) are arranged on the lifting plate (5); the plurality of positioning slide blocks (6) are respectively slidably connected to the plurality of guide columns (2); an upper mold (7) is fixedly connected to the end surface of the lifting plate (5) close to the base (1); a fixing assembly is arranged on the base (1); a lower mold (8) is arranged on the fixing assembly; and a positioning assembly is arranged on the lifting plate (5).

2. A blade forging die guide structure according to claim 1, characterized in that: The fixing assembly comprises a placement groove (9) arranged on a base (1); a working cavity (10) and a plurality of sliding cavities (11) are arranged on the base (1); a threaded rod (12) is arranged on the base (1); the threaded rod (12) is rotatably connected to the inner walls of the two sliding cavities (11); the threaded rod (12) is rotatably penetrated through the inner walls on both sides of the working cavity (10); a first rotating gear (13) is rotatably connected to the inner wall of the working cavity (10); two sliding blocks (14) are threadedly penetrated on the threaded rod (12); the upper end surfaces of the two sliding blocks (14) are fixedly connected to connecting blocks; the two connecting blocks are fixedly connected to clamping plates (15); the two clamping plates (15) are slidably connected in the placement groove (9); the threaded rod (12) is fixedly connected to the second rotating gear (16); the first rotating gear (13) and the second rotating gear (16) are arranged to mesh with each other.

3. A blade forging die guide structure according to claim 1, characterized in that: The positioning assembly comprises two positioning blocks (17) fixedly connected to an end surface of the lifting plate (5) close to the base (1), and two positioning grooves (18) are arranged on the lower mold (8), and the two positioning blocks (17) are respectively matched with the two positioning grooves (18).

4. A blade forging die guide structure according to claim 1, characterized in that: A plurality of support columns (19) are fixedly connected to the lower end surface of the base (1).

5. A blade forging die guide structure according to claim 2, characterized in that: A handle (20) is rotatably passed through the base (1), and the handle (20) is fixedly connected to the first rotating gear (13).

6. A blade forging die guide structure according to claim 2, characterized in that: A buffer pad (21) is provided on one side wall of the two clamping plates (15) close to the lower mold (8).

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