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CN-122006842-A - Material reflux circulating device of adhesive three-roller grinder

CN122006842ACN 122006842 ACN122006842 ACN 122006842ACN-122006842-A

Abstract

The invention discloses a material backflow circulating device of an adhesive three-roller grinder, which belongs to the technical field of auxiliary equipment of the three-roller grinder and comprises a three-roller grinder body used for grinding adhesive raw materials, wherein two supporting frames used for supporting are symmetrically and fixedly arranged at the end parts of the three-roller grinder body, a rotating shaft is rotatably arranged between the two supporting frames, two baffles are fixedly arranged at the periphery of the rotating shaft, hollow columns are fixedly arranged at the inner sides of the two supporting frames, self-adaptive springs are connected inside the hollow columns, damping is arranged between the self-adaptive springs and the inner walls of the hollow columns and used for preventing the self-adaptive springs from vibrating, and a discharging knife plate used for being in contact with a discharging roller part of the three-roller grinder body is fixedly arranged at the periphery of the rotating shaft.

Inventors

  • LU ZICHANG
  • LU ZICHENG

Assignees

  • 东莞依美聚合产品有限公司

Dates

Publication Date
20260512
Application Date
20260330

Claims (10)

  1. 1. A material recirculation device for an adhesive three-roll grinder, comprising: a three-roll mill body (1) for grinding of adhesive raw materials; Two supporting frames (204) for supporting are symmetrically and fixedly arranged at the end part of the three-roller grinding machine body (1), a rotating shaft (202) is rotatably arranged between the two supporting frames (204), two baffles (203) are fixedly arranged on the periphery of the rotating shaft (202), and hollow columns (3) are fixedly arranged on the inner sides of the two supporting frames (204); the self-adaptive spring (301) is connected inside the hollow column (3), and damping is arranged between the self-adaptive spring (301) and the inner wall of the hollow column (3) and used for preventing the self-adaptive spring (301) from vibrating; the periphery of the rotating shaft (202) is fixedly provided with a discharging knife board (201) which is used for contacting with the discharging roller part of the three-roller grinder body (1).
  2. 2. The material backflow circulating device of the adhesive three-roller grinder, according to claim 1, characterized in that one end of the self-adaptive spring (301) away from the baffle plate (203) is connected with a moving column (302), a moving groove (303) is formed in the moving column (302), and a moving disc (304) is slidably arranged in the moving groove (303).
  3. 3. The material backflow circulating device of the adhesive three-roller grinder, according to claim 2, characterized in that one end of the moving disc (304) far away from the self-adaptive spring (301) is connected with a threaded rod (305) used for adjusting the position of the moving column (302) inside the hollow column (3) in a matched mode with the end of the hollow column (3), the threaded rod (305) is in threaded connection with the hollow column (3), and one end of the moving column (302) near to the self-adaptive spring (301) is connected with a connecting rod (306).
  4. 4. A material backflow circulating device of an adhesive three-roller grinder according to claim 3, wherein one end of the connecting rod (306) close to the baffle plate (203) is provided with a contact head (307) for contacting the baffle plate (203) to adjust the contact pressure of the discharging knife plate (201) with the discharging roller part of the three-roller grinder body (1), and one end of the threaded rod (305) far away from the self-adaptive spring (301) is provided with a handle (308) for adjusting the contact pressure of the discharging knife plate (201) with the discharging roller part of the three-roller grinder body (1); The contact part of the contact head (307) and the baffle (203) is spherical.
  5. 5. The material backflow circulating device of the adhesive three-roller grinder, according to claim 1, is characterized in that a guide plate (2) for controlling the falling direction of the adhesive is arranged on the periphery of the rotating shaft (202), a guide hopper (4) is arranged below the guide plate (2), a transverse screw conveyor (401) is arranged at the bottom of the three-roller grinder body (1), and the bottom of the guide hopper (4) is communicated with the periphery of the end part of the transverse screw conveyor (401).
  6. 6. The material backflow circulating device of the adhesive three-roller grinder, according to claim 5, is characterized in that a connecting pipe (402) is communicated with the bottom of the other end of the transverse screw conveyor (401), a vertical screw conveyor (403) for lifting the adhesive is arranged on the side face of the three-roller grinder body (1), the end part of the connecting pipe (402) is communicated with the periphery of the bottom of the vertical screw conveyor (403), and a discharging pipe (404) is communicated with the periphery of the top of the vertical screw conveyor (403); The transverse screw conveyor (401) and the vertical screw conveyor (403) are used for material reflux circulation.
  7. 7. The material backflow circulating device of the adhesive three-roller grinder, according to claim 6, is characterized in that two circular grooves (5) for providing a vertical displacement space are symmetrically arranged at the top of the three-roller grinder body (1), a supporting spring (501) is connected to the inner bottom wall of the circular groove (5), a movable frame (502) is connected to the end of the supporting spring (501), and a supporting column (503) is connected to the top of the movable frame (502).
  8. 8. The material reflux circulating device of the adhesive three-roller grinder, as set forth in claim 7, characterized in that a receiving hopper (405) for containing the reflux circulating material is installed at the top of the supporting column (503), and a discharging chute (406) for the material flowing into the feeding roller part of the three-roller grinder body (1) is arranged at the bottom of the receiving hopper (405); The receiving hopper (405) is arranged below the discharging pipe (404).
  9. 9. The material backflow circulating device of the adhesive three-roller grinder, according to claim 7, characterized in that a displacement sensor (505) for detecting the position of the movable frame (502) is installed on the inner bottom wall of the circular groove (5), and a reinforcing ring (504) for controlling the displacement direction of the supporting column (503) is installed on the top of the circular groove (5); the bottom of the movable frame (502) is provided with a magnetic ring which is convenient for detection of the displacement sensor (505).
  10. 10. The material reflux circulation device of the adhesive three-roller grinder, according to claim 1, characterized in that the side of the three-roller grinder body (1) is provided with a power transmission part (101) for providing power; The contact parts of the device and the adhesive are sprayed with anti-adhesion paint.

Description

Material reflux circulating device of adhesive three-roller grinder Technical Field The invention belongs to the technical field of auxiliary equipment of a three-roller grinding machine, and particularly relates to a material backflow circulating device of an adhesive three-roller grinding machine. Background The three-roller grinder is core equipment in the adhesive production process, applies huge shearing force to high-viscosity adhesive materials through the mutual extrusion of three rollers which are horizontally arranged and the friction action of different rotating speeds, realizes the depolymerization, refinement and homogenization of material agglomerated particles, ensures that the fineness and the fluidity of the adhesive reach the standards, and meets the subsequent use requirements. At present, in practical application, the adhesive three-roller grinder generally needs multiple circulation to achieve target fineness, and the existing reflux circulation device has a plurality of defects, so that the production efficiency and the product quality are seriously affected, and the following aspects are mainly presented. 1. Poor adhesion of the discharging knife plate and the surface of the discharging roller can cause incomplete discharging, turbulent backflow of the material wrapping roller, uneven fineness and reduced efficiency, and is easy to leak materials, accumulate materials and pollute the roller surface, thereby influencing continuous and stable production; 2. the real-time monitoring capability is weak, abnormal accumulation and unstable backflow are easily caused, uneven grinding and flow fluctuation are caused, and the quality and the production continuity of the product are affected; 3. Poor circulation capacity can cause unsmooth material backflow, uneven accumulation, unstable grinding fineness and reduced efficiency, local overheating and caking are easy to occur, and the quality and continuous production of the adhesive are influenced. Aiming at the defects of the prior art, it is highly desirable to design a material backflow circulating device of an adhesive three-roller grinder, which can solve the problems of poor lamination, weak monitoring capability and weak intelligent regulation and control circulating capability, so as to improve the efficiency and quality of adhesive grinding and reduce the production cost. Disclosure of Invention The invention aims to provide a material backflow circulating device of an adhesive three-roller grinder, which aims to solve the problems in the background technology. In order to achieve the purpose, the invention provides the following technical scheme that the material reflux circulating device of the adhesive three-roller grinder comprises: A three-roll mill body for grinding the raw materials of the adhesive; Two supporting frames for supporting are symmetrically and fixedly arranged at the end parts of the three-roller grinding machine body, a rotating shaft is rotatably arranged between the two supporting frames, two baffles are fixedly arranged on the periphery of the rotating shaft, and hollow columns are fixedly arranged on the inner sides of the two supporting frames; the self-adaptive spring is connected to the inside of the hollow column, and damping is arranged between the self-adaptive spring and the inner wall of the hollow column and used for preventing the self-adaptive spring from trembling; The periphery of the rotating shaft is fixedly provided with a discharging knife board which is used for contacting with the discharging roller part of the three-roller grinder body. Preferably, one end of the self-adaptive spring far away from the baffle is connected with a moving column, a moving groove is formed in the moving column, and a moving disc is slidably arranged in the moving groove. Preferably, one end of the movable disc, which is far away from the self-adaptive spring, is connected with a threaded rod which is used for adjusting the inner position of the movable column in a matched manner with the end part of the hollow column, the threaded rod is in threaded connection with the hollow column, and one end of the movable column, which is close to the self-adaptive spring, is connected with a connecting rod. Preferably, one end of the connecting rod, which is close to the baffle, is provided with a contact head for contacting the baffle to adjust the contact pressure of the discharge knife board and the discharge roller part of the three-roller grinder body, and one end of the threaded rod, which is far away from the self-adaptive spring, is provided with a handle for adjusting the contact pressure of the discharge knife board and the discharge roller part of the three-roller grinder body; the contact part of the contact head and the baffle is spherical. Preferably, a guide plate for controlling the falling direction of the adhesive is arranged on the periphery of the rotating shaft, a guide hopper is arranged below the gui