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CN-224210619-U - Repair auxiliary tool for shaft abrasion

CN224210619UCN 224210619 UCN224210619 UCN 224210619UCN-224210619-U

Abstract

The utility model discloses a repair auxiliary tool for shaft abrasion, which relates to the field of shaft repair, and comprises a first repair die and a second repair die, wherein the first repair die and the second repair die have the same structure, and are symmetrically distributed. The utility model is characterized in that a heating cavity is arranged between the inner wall and the outer wall of the first repairing mould and the inner wall of the second repairing mould, and a heating component is arranged in the heating cavity, so that the inner diameter of the heating cavity can be conveniently heated by the heating component, heat is conducted to the high polymer composite material through the inner walls of the first repairing mould and the second repairing mould to promote the high polymer composite material to be quickly solidified, and the heating structure and the mould phase structure are used for facilitating the subsequent heat curing treatment of the high polymer composite material, and also greatly conforming to the uniform heating characteristic, thereby greatly improving the working efficiency of shaft abrasion repairing.

Inventors

  • YU YANG
  • YU CHENGHAI
  • ZHANG RULIANG
  • YU BOLI
  • LIU JIAN
  • Guo Erqian

Assignees

  • 淄博福世蓝高分子复合材料技术有限公司

Dates

Publication Date
20260508
Application Date
20250605

Claims (7)

  1. 1. The repair auxiliary tool for shaft abrasion comprises a first repair die (1) and a second repair die (2), wherein the first repair die (1) and the second repair die (2) are identical in structure, and the first repair die (1) and the second repair die (2) are symmetrically distributed, and the repair auxiliary tool is characterized in that the first repair die (1) and the second repair die (2) are fixedly connected through a connecting assembly (8) and are used for wrapping a shaft repair area so as to extrude and restrict macromolecule composite materials smeared on a shaft; The novel plastic composite material repairing device is characterized in that a discharging groove (5) is formed in the inner wall of the middle of each of the first repairing mould (1) and the second repairing mould (2) and used for discharging redundant polymer composite materials on a shaft, a heating cavity (6) is formed between the inner wall and the outer wall of each of the first repairing mould (1) and the second repairing mould (2), a heating assembly (7) is arranged in each of the heating cavities (6), and the heating cavities (6) in each of the first repairing mould (1) and the second repairing mould (2) are subjected to heating treatment, so that heat in each of the heating cavities (6) is uniformly dispersed on the inner walls of the first repairing mould (1) and the second repairing mould (2).
  2. 2. The repair auxiliary tool for shaft abrasion according to claim 1, wherein the connecting assembly (8) comprises a transverse frame (801), connecting rods (802) are fixedly connected to two ends of the transverse frame (801), the connecting rods (802) movably penetrate through the outer ends of the first repair die (1) and the second repair die (2) in an overlapping mode, one end, far away from the transverse frame (801), of the connecting rods (802) is connected with a screwing rod (803), a limiting block (804) is connected to the middle of the transverse frame (801) in a threaded mode, and one end of the limiting block (804) is connected with the outer ends of the first repair die (1) in a rotating mode.
  3. 3. The repair auxiliary tool for shaft abrasion according to claim 2, wherein the outer side ends of the first repair die (1) and the second repair die (2) are provided with through holes for the connecting rods (802) to penetrate, and the inner diameter of the through holes is smaller than the outer diameter of the screwing rods (803).
  4. 4. A repair kit for shaft wear according to claim 3, characterized in that the heating assembly (7) comprises a serpentine heating tube (701) located in the heating chamber (6), one side of the serpentine heating tube (701) being connected with a plug (702).
  5. 5. The repair auxiliary tool for shaft abrasion according to claim 4, wherein the plug (702) is matched with the outline of the opening end at one side of the heating cavity (6), and the plug (702) is fixedly connected with the opening end of the heating cavity (6) through bolts.
  6. 6. The repair auxiliary tool for shaft abrasion according to claim 5, wherein the inner walls of the two ends of the first repair die (1) and the second repair die (2) are provided with mounting grooves (3), and the inner sides of the mounting grooves (3) are fixedly connected with sealing gaskets (4).
  7. 7. The repair auxiliary tool for shaft abrasion according to claim 6, wherein the sealing gasket (4) is made of high-temperature-resistant rubber, and the thickness of the sealing gasket (4) is larger than the depth of the mounting groove (3).

Description

Repair auxiliary tool for shaft abrasion Technical Field The utility model relates to the field of shaft repair, in particular to a repair auxiliary tool for shaft abrasion. Background Wear is one of the most common failure modes of mechanical equipment parts, the mechanical equipment is often worn at the positions of a shaft neck, a shaft head and the like due to the influence of various factors in long-term operation, the traditional maintenance modes mainly comprise scrapping and updating, repair welding machining, thermal spraying or electric brush plating repair, and the repair modes can restore the precision of the equipment to different degrees, but all the parts are required to be completely disassembled, so that the repair time is long, the labor intensity is high, and the repair mode also becomes an important factor with high equipment maintenance cost. The mold positioning method is a key technical means for realizing high-precision size recovery and structural integrity guarantee in shaft abrasion repair, and the problems of size deviation, shape distortion and the like easily occurring in the traditional repair method can be effectively solved by customizing the mold to carry out space constraint and molding guide on the high polymer composite material. In order to accelerate the solidification of the polymer composite material, the mold is heated by a heating device in the prior art, so that heat is transferred to the polymer composite material to promote the solidification of the polymer composite material. However, the existing heating mode has low heat conduction efficiency, and the high polymer composite material has problems of uniformity in heating, so that the curing rate of the high polymer composite material is affected. Secondly, the connection between the existing upper die and the lower die is fixed by a plurality of bolts, so that more time is spent in the die disassembly and assembly process, and the working efficiency is indirectly influenced. Disclosure of utility model The utility model aims to solve the problems in the prior art and provides a repair auxiliary tool for shaft abrasion. The auxiliary repair tool for shaft abrasion comprises a first repair die and a second repair die, wherein the first repair die and the second repair die are identical in structure, and are symmetrically distributed, and the auxiliary repair tool is characterized in that the first repair die and the second repair die are fixedly connected through a connecting assembly and used for wrapping a shaft repair area so as to extrude and restrain a macromolecule composite material smeared on a shaft; The middle inner walls of the first repairing die and the second repairing die are provided with discharge grooves for discharging redundant polymer composite materials on the shaft, heating cavities are formed between the inner walls and the outer walls of the first repairing die and the second repairing die, heating components are arranged in the heating cavities and used for carrying out heating treatment on the heating cavities of the first repairing die and the second repairing die, so that heat in the heating cavities is uniformly dispersed on the inner walls of the first repairing die and the second repairing die. As a still further scheme of the utility model, the connecting assembly comprises a transverse frame, connecting rods are fixedly connected to two ends of the transverse frame, the connecting rods movably penetrate through the outer side ends of the first repairing die and the second repairing die, one ends of the connecting rods, which are far away from the transverse frame, are connected with screwing rods, the middle of the transverse frame is in threaded connection with a limiting block, and one ends of the limiting blocks are in rotary connection with the outer side ends of the first repairing die. As a still further scheme of the utility model, through holes for the connecting rods to penetrate are formed in the outer side ends of the first repairing die and the second repairing die, and the inner diameter of each through hole is smaller than the outer diameter of the screwing rod. As a still further proposal of the utility model, the heating component comprises a snake-shaped heating pipe positioned in the heating cavity, and one side of the snake-shaped heating pipe is connected with a plug. As a still further proposal of the utility model, the plug is matched with the outline of the opening end at one side of the heating cavity, and the plug is fixedly connected with the opening end of the heating cavity through bolts. As a still further scheme of the utility model, mounting grooves are formed in the inner walls of the two ends of the first repairing die and the second repairing die, and sealing gaskets are fixedly connected to the inner sides of the mounting grooves. As a still further proposal of the utility model, the sealing gasket is made of high temperature resistant rubber,