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CN-224212273-U - Work piece hoist for well type carburizing furnace

CN224212273UCN 224212273 UCN224212273 UCN 224212273UCN-224212273-U

Abstract

The utility model discloses a workpiece lifting tool for a well type carburizing furnace, which relates to the field of the carburizing furnace and comprises a pair of fixed plates, wherein the fixed plates are fixedly connected through fixed rods to form a fixed frame, the middle part of the fixed frame is divided into an upper fixed frame and a lower fixed frame through a partition plate, the lifting tool also comprises a movable plate, the movable plate is movably arranged in the upper fixed frame and the lower fixed frame, a plurality of through holes are formed in the movable plate, an annular cavity is formed in the movable plate, the plurality of through holes are communicated with the annular cavity, a plurality of second outer gear rings are arranged in the annular cavity, a plurality of arc-shaped plates are fixedly arranged on the second outer gear rings, arc-shaped sliding openings are formed in the arc-shaped sliding plates, and sliding rods are arranged in the arc-shaped sliding openings.

Inventors

  • ZHOU ZHENXIN
  • CHEN JUN
  • WANG CHAOQUN

Assignees

  • 鞍山新兴轴承制造有限公司

Dates

Publication Date
20260508
Application Date
20250623

Claims (7)

  1. 1. The utility model provides a work piece hoist for well type carburizing furnace, includes fixed plate (1), fixed plate (1) quantity is a pair of, forms mount (2) through dead lever fixed connection between a pair of fixed plate (1), and the department is divided into mount (2) through baffle (3) in the middle of mount (2), mount (2) down, its characterized in that still includes movable plate (4), two pairs movable plate (4) respectively movable mounting in mount (2) and in mount (2) down, a plurality of through-holes have been seted up on movable plate (4), set up annular chamber in movable plate (4), a plurality of through-holes with annular chamber are linked together, a plurality of second external gear ring (7) are installed in the annular chamber rotation, a plurality of arc shaped slide opening (9) have been installed to fixed mounting on second external gear ring (7), a plurality of fixed mounting has a fixed section of thick bamboo in the annular chamber, fixed mounting have fixed section of thick bamboo in fixed mounting in upper mounting frame (2) and in lower mount (2), a plurality of fixed mounting in fixed mounting straight slide (10) have a plurality of straight slide bars (9) and fixed connection slide bar (11) are installed in the straight slide bar.
  2. 2. A tool hanger for a well cementation furnace according to claim 1, characterized in that an inner gear ring meshed with a plurality of the second outer gear rings (7) is rotatably mounted in the annular cavity, a first outer gear ring (6) is fixedly mounted at the bottom of the inner gear ring, and a first gear (5) meshed with the first outer gear ring (6) is rotatably mounted in the annular cavity.
  3. 3. The workpiece lifting appliance for the well type carburizing furnace according to claim 1, wherein a pair of bidirectional threaded rods (12) are rotatably installed in the upper fixing frame (2) and the lower fixing frame (2), the upper fixing frame (2) is fixedly connected with the bidirectional threaded rods (12) in the lower fixing frame (2), two pairs of movable plates (4) are rotatably connected to the bidirectional threaded rods (12), and the movable plates (4) are slidably connected with the fixed rods.
  4. 4. A workpiece lifting tool for a well carburizing furnace according to claim 3, wherein the fixing plate (1) at the top is provided with a cavity (13), a pair of chain wheels (14) are rotatably installed in the cavity (13), the tops of a pair of bidirectional threaded rods (12) in the upper fixing frame (2) extend into the cavity (13) and are fixedly connected with the chain wheels (14), and a pair of chain wheels (14) are driven by a driving chain (15).
  5. 5. The workpiece hanger for a well cementation furnace according to claim 4, wherein a first rotating handle (16) is rotatably installed on the fixed plate (1) positioned at the top, and the first rotating handle (16) is fixedly connected with one sprocket (14).
  6. 6. A tool hanger for a well cementation furnace according to claim 2, characterized in that a plurality of the moving plates (4) are rotatably provided with a second rotating handle (17) for driving the first gear (5) to rotate.
  7. 7. A tool hanger for a shaft carburizing furnace according to claim 1, characterized in that a lifting ring (18) is mounted on the fixing plate (1) at the top.

Description

Work piece hoist for well type carburizing furnace Technical Field The utility model relates to the field of carburizing furnaces, in particular to a workpiece lifting appliance for a well type carburizing furnace. Background Carburization is one of the important processes in the metal working process, and can change the internal structure of the metal material, thereby improving the quality of the workpiece. The carburizing treatment needs to be carried out by using a carburizing furnace, the well type carburizing furnace is a novel energy-saving periodic operation type heat treatment electric furnace and is mainly used for gas carburization of steel parts, and in the using process of the carburizing furnace, a lifting appliance is mostly needed to be matched for conveying workpieces into the carburizing furnace for heat treatment. The utility model discloses a lifting appliance of a well type carburizing furnace, which comprises a lifting disc and a lifting rod, wherein the lifting disc comprises an inner iron plate layer and a ceramic layer coated on the iron plate layer, an elliptical hole is formed in the center of the lifting disc, the lifting rod is vertically inserted into the elliptical hole, and a lifting rod head is arranged at the bottom end of the lifting rod and has an elliptical cross section. The lifting appliance of the well type carburizing furnace has the advantages of simple structure, convenient use, good heat resistance, difficult damage and long service life, and the workpiece is directly placed on the lifting disc, so that the workpiece is not easy to fall off. However, the honeycomb hole has fixed aperture, and only the workpiece with fixed diameter can be fixed, so that the hanger cannot be used for heat treatment of workpieces with different diameters at the same time, and the application range is small. Disclosure of utility model Aiming at the defects of the prior art, the utility model provides a workpiece lifting appliance for a well type carburizing furnace, which solves the technical problems in the background art. The workpiece lifting tool for the well type carburizing furnace comprises a pair of fixed plates, a fixed frame is formed by fixedly connecting the fixed plates through fixed rods, a fixed cylinder is fixedly arranged in the annular cavity, a plurality of straight plates are fixedly arranged on the fixed cylinder, a straight sliding port is arranged in the straight plate, the straight sliding port is in sliding connection with the sliding rod, a plurality of through holes are formed in the movable plate, a plurality of second outer gear rings are rotatably arranged in the through holes and are communicated with the annular cavity, a plurality of arc-shaped sliding ports are formed in the arc-shaped plates, sliding rods are slidably arranged in the arc-shaped sliding ports, a fixed cylinder is fixedly arranged in the annular cavity, a plurality of straight plates are fixedly arranged on the fixed cylinder, a plurality of clamping rods are fixedly arranged on the other end of the fixed cylinder, and the fixed cylinder penetrates through the fixed rod. Preferably, an inner gear ring meshed with the plurality of second outer gear rings is rotatably arranged in the annular cavity, a first outer gear ring is fixedly arranged at the bottom of the inner gear ring, and a first gear meshed with the first outer gear ring is rotatably arranged in the annular cavity. Preferably, a pair of bidirectional threaded rods are rotatably installed in the upper fixing frame and the lower fixing frame, the upper fixing frame is fixedly connected with the bidirectional threaded rods in the lower fixing frame, two pairs of movable plates are rotatably connected to the bidirectional threaded rods, and the movable plates are in sliding connection with the fixed rods. Preferably, the fixing plate at the top is provided with a cavity, a pair of sprockets are rotatably mounted in the cavity, the tops of a pair of bidirectional threaded rods in the upper fixing frame extend into the cavity and are fixedly connected with the sprockets, and a pair of sprockets are driven by a driving chain. Preferably, a first rotating handle is rotatably mounted on the fixing plate at the top, and the first rotating handle is fixedly connected with one sprocket. Preferably, the plurality of moving plates are provided with second rotating handles for driving the first gears to rotate in a rotating mode. Preferably, the fixing plate at the top is provided with a hanging ring. Advantageous effects The utility model provides a workpiece lifting appliance for a well type carburizing furnace, which has the following beneficial effects: 1. The movable plates are movably arranged, the distance between the movable plates can be adjusted by the movable plates, so that workpieces can be placed in through holes in the movable plates, a plurality of second outer gear rings are rotatably arranged, the second outer gear rings