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CN-224224582-U - Automatic glue injection and hot cutting device based on motor transmission

CN224224582UCN 224224582 UCN224224582 UCN 224224582UCN-224224582-U

Abstract

The utility model discloses an automatic glue injection and hot cutting device based on motor transmission, and belongs to the technical field of mechanical automatic glue injection equipment. The automatic glue injection device comprises a glue injection module, wherein the glue injection module comprises a feeding pipe provided with a three-way valve, the three-way valve is further connected with a return suction pipe, the feeding pipe is communicated with a glue injection channel in a screw rod lifting mechanism, the glue injection channel is matched with a glue injection port of the pipe die, a heating module is arranged on the outer wall of the glue injection port, a jacking sealing mechanism is integrated in the screw rod lifting mechanism, and the screw rod lifting mechanism is connected with a motor. In the glue injection stage, the three-way valve closes the direction of the return suction pipe, the feeding pipe and the glue injection port of the mould are conducted, glue solution is injected into the mould through the feeding pipe by the feeding barrel, after the glue injection is completed in the residual material recovery stage, the three-way ball valve closes the direction of the feeding pipe, the feeding pipe and the return suction pipe are conducted, and the uncured glue solution at the front end is discharged into the waste liquid collecting barrel by utilizing the pressure of the system, so that the residue of a pipeline is avoided. Solves the problems of large waste of the prior consumables and high cost.

Inventors

  • GAO KEHUI
  • JIANG HONGYU
  • WANG LULU
  • SUN ZHIKUN
  • SHI MING

Assignees

  • 西安西电电工材料有限责任公司
  • 中国西电集团有限公司

Dates

Publication Date
20260512
Application Date
20250430

Claims (10)

  1. 1. The automatic glue injection and hot cutting device based on motor transmission is characterized by comprising a glue injection module (1), wherein the glue injection module (1) comprises a feeding pipe (11) provided with a three-way valve (12), the three-way valve (12) is further connected with a return suction pipe (13), the feeding pipe (11) is communicated with a glue injection channel in a screw rod lifting mechanism (14), the glue injection channel is matched with a glue injection port (36) of a pipe die (4), a heating module (2) is arranged on the outer wall of the glue injection port (36), a jacking sealing mechanism (3) is integrated in the screw rod lifting mechanism (14), and the screw rod lifting mechanism (14) is connected with a motor.
  2. 2. The automatic glue injection and hot cutting device based on motor transmission according to claim 1 is characterized in that the jacking sealing mechanism (3) comprises a sealing element fixing rod (32) connected with the screw rod lifting mechanism (14), a sealing element (31) is arranged at the top of the sealing element fixing rod (32), a spring pressing seat (34) and a compression spring (33) are sequentially sleeved outside the sealing element fixing rod (32) from bottom to top, the spring pressing seat (34) and the compression spring (33) are in sliding connection with the sealing element fixing rod (32), and the upper end of the compression spring (33) is in contact with the sealing element (31).
  3. 3. Automatic glue injection and hot cutting device based on motor drive according to claim 2, characterized in that the seal (31) is made of rubber, polytetrafluoroethylene, polyurethane or metal.
  4. 4. The automatic glue injection and hot cutting device based on motor transmission according to claim 1, wherein the three-way valve (12) is a three-way ball valve.
  5. 5. The automatic glue injection and hot cutting device based on motor transmission according to claim 1, wherein the glue injection port (36) is connected with the pipe die (4) through a glue injection port flange (35).
  6. 6. The automatic glue injection and hot cutting device based on motor transmission according to claim 1, characterized in that the operating temperature of the heating module (2) is 200-250 ℃.
  7. 7. The automatic glue injection and hot cutting device based on motor transmission according to claim 1, wherein the heating module (2) adopts a symmetrically arranged electric heating temperature control system.
  8. 8. The automatic glue injection and hot cutting device based on motor transmission according to claim 7, wherein the heating module (2) and the motor are connected with a control system for controlling the heating module (2) to be in action linkage with the motor.
  9. 9. The automatic glue injection and hot cutting device based on motor transmission according to claim 1 is characterized in that a waste liquid collecting barrel is arranged at the outlet of the return suction pipe (13), and the inlet of the feeding pipe (11) is connected with a glue tank.
  10. 10. The automatic glue injection and hot cutting device based on motor transmission according to claim 1, wherein the diameter of the pipe die (4) is phi 22 mm-phi 37mm and the length is 1200mm-1300mm.

Description

Automatic glue injection and hot cutting device based on motor transmission Technical Field The utility model belongs to the technical field of mechanical automatic glue injection equipment, and relates to an automatic glue injection and hot cutting device based on motor transmission. Background The insulating pull rod is used as a key component in the ultrahigh-voltage gas insulating metal-enclosed switch breaker, and has the functions of controlling the load of the power system and protecting the safety of the power system. The production process includes the steps of installing insulating cloth blank inside a pipe mold, and setting inside an oven to realize vacuum impregnation and solidification under certain condition. In order to meet the requirements of the interface positions of different molds, the traditional glue injection system needs to be provided with two medium transmission pipelines of a silica gel hose and a corrugated hard pipe at the same time, and multi-channel glue solution distribution is realized through a diverter. The composite pipeline structure not only increases the complexity of pipeline installation, but also causes a plurality of sealing weak points at the pipeline connection part. After the glue solution is thermally cured in the mold, the uncured glue retained in the pipeline system (accounting for about 5% of the total glue injection amount) can synchronously undergo a crosslinking reaction to form a cured residue tightly combined with the pipe wall, and the disposable characteristic of the pipeline system increases the consumable cost by 25% -30%, so that larger consumable waste is caused. Disclosure of utility model The utility model aims to solve the technical problems of large waste of consumables, high cost, complex pipeline installation and increased labor intensity of workers in the glue injection system in the prior art, and provides an automatic glue injection and hot cutting device based on motor transmission. In order to achieve the above purpose, the utility model is realized by adopting the following technical scheme: The utility model discloses an automatic glue injection and hot cutting device based on motor transmission, which comprises a glue injection module, wherein the glue injection module comprises a feed pipe provided with a three-way valve, the three-way valve is further connected with a return suction pipe, the feed pipe is communicated with a glue injection channel in a screw rod lifting mechanism, the glue injection channel is matched with a glue injection port of a pipe die, a heating module is arranged on the outer wall of the glue injection port, a jacking sealing mechanism is integrated in the screw rod lifting mechanism, and the screw rod lifting mechanism is connected with a motor. The further improvement is that: The jacking sealing mechanism comprises a sealing element fixing rod connected with the screw rod lifting mechanism, a sealing element is arranged at the top of the sealing element fixing rod, a spring pressing seat and a compression spring are sequentially sleeved outside the sealing element fixing rod from bottom to top, the spring pressing seat and the compression spring are in sliding connection with the sealing element fixing rod, and the upper end of the compression spring is in contact with the sealing element. The seal is made of rubber, polytetrafluoroethylene, polyurethane or metal. The three-way valve is a three-way ball valve. And the glue injection port is connected with the pipe die through a glue injection port flange. The operating temperature of the heating module is 200-250 ℃. The heating modules adopt symmetrically arranged electric heating temperature control systems. The heating module and the motor are both connected with a control system for controlling the heating module to perform action linkage with the motor. The outlet of the return suction pipe is provided with a waste liquid collecting barrel, and the inlet of the feeding pipe is connected with a glue tank. The diameter of the pipe die is phi 22 mm-phi 37mm, and the length is 1200mm-1300mm. Compared with the prior art, the utility model has the following beneficial effects: The utility model discloses an automatic glue injection and hot cutting device based on motor transmission.A three-way valve closes the direction of a return suction pipe in the glue injection stage, a feed pipe and a mould glue injection port are conducted, and glue solution is injected into a mould through the feed pipe by a feed barrel; in the residual material recovery stage, after the glue injection is completed, the three-way ball valve closes the direction of the feeding pipe, the feeding pipe and the return suction pipe are conducted, and the uncured glue solution at the front end is discharged into the waste liquid collecting barrel by utilizing the pressure of the system, so that the residue of a pipeline is avoided. Solves the problems of large waste of the prior consumab