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CN-121972621-A - Copper bush centrifugal casting device

CN121972621ACN 121972621 ACN121972621 ACN 121972621ACN-121972621-A

Abstract

The invention relates to the technical field of copper bush casting, in particular to a copper bush centrifugal casting device which comprises a copper bush centrifugal casting device body, wherein a feed hopper is arranged on the copper bush centrifugal casting device body, an inclined plate is fixedly connected to the inside of the feed hopper, a heating cavity is formed in the feed hopper, a heating wire is arranged in the heating cavity, a connecting pipe is connected to the outer wall of one side of the feed hopper in a penetrating manner, a cavity is formed in the feed hopper, and a heat conducting plate is fixedly connected to the inner wall of the cavity. Inert gas enters the inside of the installation tube through the air inlet pipe and is sprayed out of the spray holes, and an air curtain is formed at the feed inlet of the feed hopper to shield the metal solution, so that small drops of the metal solution can be prevented from splashing upwards when an operator pours the metal solution into the inside of the feed hopper, and accordingly, the splashing of the metal solution is reduced, the safety of an operation environment is ensured, and the safety risk of scalding the operator by the sputtered metal solution is reduced through the arrangement of the inert gas curtain.

Inventors

  • PENG LIXIA
  • Hong Xueyou
  • FANG FENGZHEN

Assignees

  • 江苏宏实铜业有限公司

Dates

Publication Date
20260505
Application Date
20260408

Claims (10)

  1. 1. A copper bush centrifugal casting device comprises a copper bush centrifugal casting device body (1) and is characterized in that a feed hopper (2) is arranged on the copper bush centrifugal casting device body (1), an inclined plate (21) is fixedly connected to the inside of the feed hopper (2), a heating cavity (5) is formed in the feed hopper (2), a heating wire is arranged in the heating cavity (5), a connecting pipe (3) is connected to the outer wall of one side of the feed hopper (2) in a penetrating manner, a cavity (32) is formed in the inside of the feed hopper (2), a heat conducting plate (31) is fixedly connected to the inner wall of one end of the cavity (32), a movable shell (6) is fixedly connected to the outer wall of one end of the connecting pipe (3) in a penetrating manner, a mounting pipe (62) is fixedly connected to the outer wall of one side of the movable shell (6), and a spray hole (61) is fixedly connected to the inner wall of the mounting pipe (62).
  2. 2. The copper bush centrifugal casting device according to claim 1, wherein the inner wall of the cavity (32) is fixedly connected with a second fixed bush (8), a plurality of jacks (83) are formed in the outer walls of the tops of the second fixed bushes (8), a plugging block (81) is movably inserted into the second fixed bush (8), a sliding plate is fixedly connected with the outer wall of the bottom of the plugging block (81), and the outer wall of the sliding plate is movably inserted into the jacks (83).
  3. 3. The copper bush centrifugal casting device according to claim 2, wherein the outer wall at the top of the movable shell (6) is fixedly connected with a plurality of push pipes (82) in a penetrating mode, the outer wall of each push pipe (82) is movably inserted into the fixed bush II (8), and the outer wall at the top of each push pipe (82) is movably contacted with the outer wall at the bottom of the plugging block (81).
  4. 4. The copper bush centrifugal casting device according to claim 1, wherein the inner wall of the mounting pipe (62) is fixedly connected with a fixing plate (63), the outer wall of one side of the fixing plate (63) is fixedly connected with a second return spring (64), the outer wall of one end of the mounting pipe (62) is fixedly connected with an air inlet pipe (66), a plugging ring (65) is movably inserted into the air inlet pipe (66), the outer wall of one side of the plugging ring (65) is fixedly connected with the outer wall of one end of the second return spring (64), and the air inlet pipe (66) is positioned in the movable shell (6).
  5. 5. The copper bush centrifugal casting device according to claim 4, wherein a second sealing ring (9) is movably contacted with the inside of the movable shell (6), the inner wall of the second sealing ring (9) is tightly attached to the outer wall of the air inlet pipe (66), a base is fixedly connected below the inner wall of the movable shell (6), a threaded rod (91) is rotatably connected inside the base, a threaded hole is formed in the second sealing ring (9), and the threaded rod (91) is connected with the inner wall of the threaded hole in a threaded mode.
  6. 6. The copper bush centrifugal casting device according to claim 5, wherein the first mounting sleeve (92) is movably inserted into the outer wall of the threaded rod (91), the outer wall of the first mounting sleeve (92) is fixedly connected with the inner wall of the feed hopper (2) in a penetrating manner, the outer wall of the threaded rod (91) is fixedly connected with the outer wall of the cavity (32) in a penetrating manner, and the outer wall of the bottom of the first mounting sleeve (92) is movably contacted with the outer wall of the top of the movable shell (6).
  7. 7. The copper bush centrifugal casting device according to claim 6, wherein a second limiting rod (93) is fixedly connected to the inside of the movable shell (6), the outer wall of the second limiting rod (93) is in movable contact with the inside of the second sealing ring (9), a third mounting sleeve (94) is fixedly connected to the inside of the cavity (32) in a penetrating mode, the outer wall of the bottom of the third mounting sleeve (94) is in movable contact with the outer wall of the top of the movable shell (6), the outer wall of the top of the third mounting sleeve (94) is located above the feed hopper (2), and the inside of the third mounting sleeve (94) is in movable contact with the outer wall of the second limiting rod (93).
  8. 8. The copper bush centrifugal casting device according to claim 7, wherein a first fixed bush (7) is fixedly connected to the outer wall of the bottom of the movable shell (6), a first return spring (72) is fixedly connected to the upper portions of the inner walls of the first fixed bushes (7), a first sealing ring (71) is fixedly connected to the outer wall of the bottom of the first return spring (72), and the outer wall of the first sealing ring (71) is tightly attached to the inner portion of the first fixed bush (7).
  9. 9. The copper bush centrifugal casting device according to claim 8, wherein a stress rod (44) is fixedly connected to the outer wall of the top of the movable shell (6), a second installation sleeve (46) is movably contacted with the outer wall of the top of the movable shell (6), the outer walls of the second installation sleeves (46) are fixedly connected with the inner portions of the cavities (32) in a penetrating mode, the stress rod (44) is slidably connected to the inner portions of the second installation sleeves (46), a connecting frame (42) is fixedly connected to the outer wall of the top of the two stress rods (44), a connecting rod (43) is fixedly connected to the outer wall of the bottom of the connecting frame (42), and a stress ring (41) is fixedly connected to the outer wall of the bottom of the connecting rod (43).
  10. 10. The copper bush centrifugal casting device according to claim 9, wherein the inner wall of the stress ring (41) is in sliding connection with the outer wall of the feed hopper (2), an electric telescopic rod (4) is fixedly connected to the copper bush centrifugal casting device body (1), the output end of the electric telescopic rod (4) is fixedly connected with the outer wall of the bottom of the stress ring (41), a limiting rod I (45) is in penetrating sliding connection with the inside of the stress ring (41), and the outer wall of the bottom of the limiting rod I (45) is fixedly connected with the upper portion of the copper bush centrifugal casting device body (1).

Description

Copper bush centrifugal casting device Technical Field The invention belongs to the technical field of copper bush casting, and particularly relates to a copper bush centrifugal casting device. Background The centrifugal copper sleeve casting device is a special device for efficiently producing copper alloy sleeve castings by utilizing the centrifugal force principle, and the core working mode is that molten copper liquid is poured into a casting mould rotating at high speed, and under the action of strong centrifugal force, the copper liquid is evenly thrown to the inner wall of a cavity and is sequentially solidified by clinging to the wall, so that a cylindrical or annular copper sleeve casting with compact structure, fine crystal grains, excellent mechanical property and no shrinkage cavity and air hole defects is formed. The device is generally composed of a rotating main shaft, a casting mould fixing mechanism, a pouring system, a driving and speed regulating system, a cooling system and the like, can remarkably improve the metal utilization rate, the production efficiency and the casting quality, and is widely applied to the manufacture of bearings and bushings in the industries of machinery, metallurgy, ships and the like. However, the conventional device has the following problems in use: Patent application publication number is CN 120362439B's patent discloses a copper sheathing centrifugal casting device and method, this casting device is equipped with through the cover of throwing in the horizontal segment outside rotation of feed cylinder and throws the fixed cover in feed sleeve outside and be equipped with the driving disk, when the casting mould was rotatory, the driving disk was close to annular flange and drives under the effect of the appeal between magnet piece and the magnet piece and throw the feed sleeve and rotate gradually, and the metal casting liquid of helical blade one promotion feed cylinder horizontal segment flows into the casting mould inner chamber to effectively avoid the metal casting liquid to take place to pile up, be difficult to the problem of clearance. In the prior art, when the metal solution is poured into the feeding hopper, if effective protective measures are not adopted for the feeding hopper, small drops of the metal solution are easy to splash upwards, high safety risks exist, and scalding accidents of field personnel are caused; Therefore, a copper bush centrifugal casting device is needed to solve the problem that small drops of metal solution are splashed upwards when the metal solution is poured into the interior of the feed hopper, and the small drops of metal solution are prevented from splashing upwards in the interior of the feed hopper. Disclosure of Invention Aiming at the defects existing in the prior art, the invention aims to provide a copper bush centrifugal casting device which has the advantage of preventing small drops of metal solution from splashing upwards in a feed hopper. In order to achieve the purpose, the copper bush centrifugal casting device comprises a copper bush centrifugal casting device body, wherein a feed hopper is arranged on the copper bush centrifugal casting device body, an inclined plate is fixedly connected to the inside of the feed hopper, a heating cavity is formed in the feed hopper, a heating wire is arranged in the heating cavity, a connecting pipe is connected to the outer wall of one side of the feed hopper in a penetrating manner, a cavity is formed in the feed hopper, a heat conducting plate is fixedly connected to the inner wall of the cavity, the outer wall of one end of the connecting pipe is fixedly connected to the inner wall of the heat conducting plate in a penetrating manner, a movable shell is movably contacted with the inner wall of the feed hopper, a mounting pipe is fixedly connected to the outer wall of one side of the movable shell in a penetrating manner, and a spray hole is fixedly connected to the inner wall of the mounting pipe. Preferably, the inner wall fixedly connected with of cavity is fixed cover two, and a plurality of jack has been seted up to the outer wall at fixed cover two tops, fixed cover two's inside activity is pegged graft has the shutoff piece, the outer wall fixedly connected with slide of shutoff piece bottom, the outer wall of slide is pegged graft with the inside activity of jack. Preferably, the outer wall at the top of the movable shell is fixedly connected with a plurality of push pipes in a penetrating mode, the outer wall of the push pipes is movably inserted into the second fixed sleeve, and the outer wall at the top of the push pipes is movably contacted with the outer wall at the bottom of the plugging block. Preferably, the inner wall fixedly connected with fixed plate of installation pipe, the outer wall fixedly connected with reset spring second of fixed plate one side, the outer wall fixedly connected with intake pipe of installation pipe one end, the inside