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CN-224222707-U - Bearing casting precision casting mould

CN224222707UCN 224222707 UCN224222707 UCN 224222707UCN-224222707-U

Abstract

The utility model relates to the technical field of casting molds, and discloses a precision casting mold for bearing castings, which solves the problems of poor use safety and poor casting compactness of the existing casting mold and comprises a support frame, wherein a casting lower mold is fixedly arranged at the inner bottom end of the support frame, a casting cavity is formed in the top end of the casting lower mold, a first hydraulic rod is fixedly arranged in the middle of the inner top end of the support frame, a combined casting upper mold is fixedly arranged at the bottom end of the first hydraulic rod, the combined casting upper mold consists of an upper mold plate, a die casting liquid inlet pipe, a receiving hopper, a second hydraulic rod, a pressure plug injection overflow pipe and an overflow anti-sputtering receiving box, and the injection overflow pipe is positioned in the overflow anti-sputtering receiving box; by the casting mold, casting quality and safety in a casting process can be improved.

Inventors

  • GONG HUIXIANG
  • YANG KUANHONG

Assignees

  • 山东青铝模具制造有限公司

Dates

Publication Date
20260512
Application Date
20250530

Claims (6)

  1. 1. A precision casting die for bearing castings comprises a supporting frame (1) and is characterized in that a casting lower die (2) is fixedly arranged at the bottom end of the inside of the supporting frame (1), a casting cavity (3) is formed in the top end of the casting lower die (2), a first hydraulic rod (4) is fixedly arranged at the middle position of the top end of the inside of the supporting frame (1), a combined casting upper die (5) is fixedly arranged at the bottom end of the first hydraulic rod (4), the combined casting upper die (5) consists of an upper die plate (6), a die casting liquid inlet pipe (7), a receiving hopper (8), a second hydraulic rod (9), a pressure plug (10), a jet overflow pipe (11) and an overflow anti-sputtering receiving box (12), the upper die plate (6) is fixedly connected to the bottom end of the first hydraulic rod (4), the die casting liquid inlet pipe (7) is fixedly connected to one side of the top end of the upper die casting cavity (6), the second hydraulic rod (9) is fixedly connected to the top end of the die casting liquid inlet pipe (7), the pressure plug (10) is slidingly connected to the inside of the die casting liquid inlet pipe (7) and is fixedly connected to the top end of the second hydraulic rod (9) and the jet overflow pipe (12) far away from the jet overflow pipe (6), the jet overflow pipe (11) is positioned inside the overflow splash-proof material receiving box (12).
  2. 2. The precision casting die for bearing castings, which is characterized in that a plurality of positioning columns (13) are fixedly arranged on the side edge of the top end of the lower casting die (2), and the positioning columns (13) are inserted into the upper die plate (6) in a sliding mode.
  3. 3. The precision casting die for bearing castings, which is characterized in that the top end of the upper die plate (6) is fixedly provided with an L-shaped reinforcing support arm (14) connected with a die casting liquid inlet pipe (7), and the side edge of the top end of the support frame (1) is provided with a through hole (15) matched with the second hydraulic rod (9).
  4. 4. The precise casting die for the bearing castings, as claimed in claim 1, is characterized in that a cover plate (16) is hinged to the top end of the overflow anti-sputtering receiving box (12), a handle (17) is fixedly arranged on the side edge of the top end of the cover plate (16), a clamping plate (18) is hinged to the middle position of the front face of the cover plate (16), and a positioning column (19) matched with the clamping plate (18) is fixedly arranged in the middle position of the front face of the overflow anti-sputtering receiving box (12).
  5. 5. The precise casting mold for bearing castings according to claim 4, wherein one end of the bottom of the overflow splash-proof material receiving box (12) is fixedly provided with a casting liquid slow flow discharge pipe (20), and the length of the casting liquid slow flow discharge pipe (20) is larger than the height of the upper template (6).
  6. 6. The precise casting mold for bearing castings according to claim 5, wherein one side of the bottom end inside the support frame (1) is provided with a casting solution recycling receiving box (21), and the casting solution recycling receiving box (21) is positioned under the casting solution slow-flow discharge pipe (20).

Description

Bearing casting precision casting mould Technical Field The utility model belongs to the technical field of casting molds, and particularly relates to a precision casting mold for a bearing casting. Background In the bearing production and processing process, for the bearing cover which is not stressed in the working process, casting processing is usually adopted, the casting compactness of a conventional casting mold is difficult to ensure in the using process, air bubbles are easy to generate, the casting quality is influenced, the situation that casting liquid is sputtered easily is caused in the casting liquid overflow process of the conventional casting mold, the safety of workers is influenced, and the workers are injured due to splashing of the overflow liquid in the conventional casting industry, so the application provides a precision casting mold for bearing castings, and the casting quality and the safety are improved. Disclosure of utility model Aiming at the situation, in order to overcome the defects of the prior art, the utility model provides the precise casting mold for the bearing castings, which effectively solves the problems of poor use safety and poor casting compactness of the existing casting mold. The bearing casting precision casting die comprises a supporting frame, wherein a casting lower die is fixedly arranged at the bottom end inside the supporting frame, a casting cavity is formed in the top end of the casting lower die, a first hydraulic rod is fixedly arranged in the middle of the top end inside the supporting frame, a combined casting upper die is fixedly arranged at the bottom end of the first hydraulic rod, the combined casting upper die consists of an upper die plate, a casting liquid inlet pipe, a receiving hopper, a second hydraulic rod, a pressure plug, an injection overflow pipe and an overflow anti-sputtering receiving box, the upper die plate is fixedly connected to the bottom end of the first hydraulic rod, the casting liquid inlet pipe is fixedly connected to one side of the top end of the upper die plate, the receiving hopper is fixedly connected to the top end of the side edge of the casting liquid inlet pipe, the second hydraulic rod is fixedly connected to the top end of the casting liquid inlet pipe, the pressure plug is fixedly connected to the inside of the casting liquid inlet pipe and is fixedly connected with the second hydraulic rod, the injection overflow pipe and the overflow anti-sputtering receiving box are fixedly connected to one side of the top end of the upper die plate, which is far away from the casting liquid inlet pipe, and the injection is located inside the overflow anti-sputtering receiving box. Preferably, a plurality of positioning columns are fixedly arranged on the side edge of the top end of the lower casting die, and the positioning columns are inserted into the upper die plate in a sliding mode. Preferably, the top of the upper template is fixedly provided with an L-shaped reinforcing support arm connected with a die-casting liquid inlet pipe, and the side edge of the top of the support frame is provided with a through hole matched with the hydraulic rod. Preferably, the top end of the overflow anti-sputtering receiving box is hinged with a cover plate, the side edge of the top end of the cover plate is fixedly provided with a handle, the middle position of the front face of the cover plate is hinged with a clamping plate, and the middle position of the front face of the overflow anti-sputtering receiving box is fixedly provided with a positioning column matched with the clamping plate. Preferably, one end of the bottom of the overflow splash-proof receiving box is fixedly provided with a casting liquid slow flow discharge pipe, and the length of the casting liquid slow flow discharge pipe is greater than the height of the upper template. Preferably, one side of the bottom end inside the support frame is provided with a casting solution recycling and receiving box, and the casting solution recycling and receiving box is positioned under the casting solution slow-flow discharge pipe. Compared with the prior art, the utility model has the beneficial effects that: (1) In operation, through being provided with the casting lower die and setting up the combination type casting upper die that comprises cope match-plate pattern, die-casting feed liquor pipe, receiving hopper, hydraulic stem II, pressure plug injection overflow pipe and overflow splash-proof receiving box, can realize the pressure casting, improve the compactness of casting liquid, avoid producing gap and bubble, and then improve the quality of casting processing, can realize collecting overflow liquid simultaneously, avoid causing overflow liquid to take place to splash and influence staff's safety; (2) Through setting up the reference column, can realize spacing casting lower mould and cope match-plate pattern, improve closed accuracy, through setting up apron, buckle a