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CN-224221727-U - Dip coating material impregnating tank device for fine sand core with high refractoriness

CN224221727UCN 224221727 UCN224221727 UCN 224221727UCN-224221727-U

Abstract

The utility model discloses a dip coating dipping tank device for a fine sand core with high refractoriness, which belongs to the technical field of sand core processing and comprises a tank body and a reciprocating stirring mechanism arranged in the tank body and used for uniformly stirring coating liquid in a reciprocating manner, wherein the tank body is in a rectangular tank shape with an open upper end face, the reciprocating stirring mechanism comprises a movable frame which is arranged in the tank body and moves in a reciprocating manner along the length direction of the tank body, at least two vertical stirring shafts are rotatably arranged on the movable frame through bearings, stirring blades used for stirring the coating liquid are uniformly arranged on a rod body of the stirring shaft, and a bracket is fixedly arranged at the top of the movable frame at equal intervals. According to the utility model, the reciprocating movement of the movable frame along the length direction of the tank body is realized by driving the reciprocating screw rod by the servo motor, and the stirring blade rotates while translating along with the movable frame, so that the compound movement has a double stirring effect on materials, the stirring uniformity of the coating liquid can be remarkably improved, the coating liquid is ensured to be uniformly adhered during dip-coating of the fine sand core with high refractoriness, and the quality of the sand core is further improved.

Inventors

  • HU QI

Assignees

  • 明光纽桀耐火材料科技有限公司

Dates

Publication Date
20260512
Application Date
20250603

Claims (7)

  1. 1. The dip-coating dipping tank device for the fine sand core with high refractoriness comprises a tank body (100) and a reciprocating stirring mechanism (200) which is arranged in the tank body (100) and is used for stirring coating liquid reciprocally and uniformly, and is characterized in that the tank body (100) is in a rectangular tank shape with an open upper end face; reciprocating stirring mechanism (200) is including setting up in cell body (100) inslot and along cell body (100) length direction reciprocating motion's movable frame (201), be provided with two vertical (202) through the bearing rotation on movable frame (201) at least, evenly be provided with stirring leaf (203) that are used for stirring coating liquid on the shaft of (202), equidistant fixed support (204) that are provided with in top of movable frame (201), the lateral wall of support (204) runs through the bearing rotation and is provided with horizontal transfer line (205), every the fixed first conical gear (206) that is provided with in top of (202) of (205), fixed mounting has second conical gear (207) with first conical gear (206) meshing on the shaft of transfer line (205), one end of transfer line (205) is provided with drive gear (208), notch groove (209) have been seted up along movable frame (201) direction of activity to the upper edge indent of cell body (100), and on the upper edge of cell body (100) is provided with notch groove (209), drive line (210) are provided with on the fixed carrier (201) and move.
  2. 2. The dip coating dipping tank device for the high-refractoriness fine sand core, as set forth in claim 1, is characterized in that a discharging pipe (101) communicated with an inner cavity of the tank body (100) is arranged on the side wall of the tank body, and a discharging valve (102) is arranged on the discharging pipe (101).
  3. 3. The dip-coating dipping tank device for the high-refractoriness fine sand core, as set forth in claim 1, is characterized in that an upper cover plate (103) is hinged to the top of the tank body (100) through a hinge, and a containing tank (104) is concavely arranged on one side, close to the upper end face of the tank body (100), of the upper cover plate (103).
  4. 4. The dip coating dipping tank device for the high-refractoriness fine sand core, which is disclosed in claim 3, is characterized in that a protective shell (211) is arranged at the top of the movable frame (201) through a screw, an inner cavity of the protective shell (211) is used for accommodating components above the movable frame (201), and the protective shell (211) is always arranged at a distance from the inner side of the accommodating tank (104).
  5. 5. The dip coating dipping tank device for the high-refractoriness fine sand core according to claim 1, wherein the driving mechanism comprises a reciprocating screw rod (212) which is rotatably arranged on the side wall of the inner cavity of the tank body (100) through a bearing, the length direction of the reciprocating screw rod (212) is consistent with the moving direction of the movable frame (201), a screw rod nut (213) is sleeved on the rod body of the reciprocating screw rod (212), and the rotating reciprocating screw rod (212) drives the screw rod nut (213) to reciprocate along the reciprocating screw rod (212).
  6. 6. The dip coating dipping tank device for the high-refractoriness fine sand core according to claim 5, wherein the screw nut (213) is fixed at one end of the movable frame (201), a limit guide rod (215) is fixedly arranged on one side, opposite to the reciprocating screw (212), of the inner cavity side wall of the tank body (100), the limit guide rod (215) is arranged in parallel with the reciprocating screw (212), a linear bearing (216) is fixedly arranged at one end, far away from the screw nut (213), of the movable frame (201), and the inner side of the linear bearing (216) is movably sleeved on a rod body of the limit guide rod (215).
  7. 7. The dip coating dipping tank device for the high-refractoriness fine sand core according to claim 1, wherein a servo motor (214) is fixedly arranged on the side wall of the tank body (100), an output shaft of the servo motor (214) penetrates through the side wall of the tank body (100) in a rotating mode through a sealing bearing, and the output shaft of the servo motor (214) is connected with the end portion of a reciprocating screw rod (212) through a coupler.

Description

Dip coating material impregnating tank device for fine sand core with high refractoriness Technical Field The utility model relates to the technical field of sand core processing, in particular to a dip-coating paint dipping tank device for a fine sand core with high refractoriness. Background The sand core can be impregnated in the processing process, the high-refractoriness coating is uniformly adhered to the surface of the sand core to form a protective refractory layer, the performance of the sand core in a high-temperature casting environment is improved, the high-refractoriness fine sand core has the capability of bearing the high-temperature environment, and in the high-temperature casting and other processes, the coating layer on the surface of the sand core is required to form a continuous and compact refractory barrier so as to resist the corrosion of high-temperature molten metal, avoid the defects of ablation penetration, sand bonding and the like, and ensure the smooth progress of the casting process and the casting quality. In order to improve the mixing and stirring effect of the sand core and the coating liquid, a stirring mechanism is arranged on a part of the dipping tank, and the stirring mechanism is used for stirring in a single direction or a fixed position, so that the coating liquid is easy to locally precipitate or delaminate, the coating is unevenly attached when the fine sand core is dip-coated, and the fire resistance and the surface quality of the sand core are affected, and therefore, the dip-coating dipping tank device for the fine sand core with high fire resistance needs to be developed. Disclosure of utility model This section is intended to outline some aspects of embodiments of the utility model and to briefly introduce some preferred embodiments. Some simplifications or omissions may be made in this section as well as in the description of the utility model and in the title of the utility model, which may not be used to limit the scope of the utility model. In order to solve the technical problems, according to one aspect of the present utility model, the following technical solutions are provided: The dip-coating dipping tank device for the fine sand core with high refractoriness comprises a tank body and a reciprocating stirring mechanism arranged in the tank body and used for uniformly stirring coating liquid in a reciprocating manner, wherein the tank body is in a rectangular tank shape with an open upper end face; The reciprocating stirring mechanism comprises a movable frame which is arranged in a groove of the groove body and moves reciprocally along the length direction of the groove body, at least two vertical stirring shafts are arranged on the movable frame in a rotating mode through bearings, stirring blades for stirring coating liquid are uniformly arranged on a rod body of the stirring shafts, a support is fixedly arranged at the top of the movable frame at equal intervals, a lateral wall of the support penetrates through a transverse transmission rod through the rotation of the bearings, a first conical gear is fixedly arranged at the top end of the stirring shaft, a second conical gear meshed with the first conical gear is fixedly arranged on the rod body of the transmission rod, a transmission gear is arranged at one end of the transmission rod, a notch groove is formed in the upper edge of the groove body in a concave mode, a rack for meshing the transmission gear is fixedly arranged on the notch groove, and a driving mechanism for driving the movable frame to move reciprocally is arranged on the groove body. As a preferable scheme of the dip coating dipping tank device for the high-refractoriness fine sand core, the dip coating dipping tank device comprises a tank body, wherein a discharging pipe communicated with an inner cavity of the tank body is arranged on the side wall of the tank body, and a discharging valve is arranged on the discharging pipe. As a preferable scheme of the dip-coating impregnating tank device for the high-refractoriness fine sand core, the top of the tank body is hinged with an upper cover plate through a hinge, and one side of the upper cover plate, which is close to the upper end surface of the tank body, is provided with a containing tank in a concave manner. As a preferable scheme of the dip coating dipping tank device for the high-refractoriness fine sand core, the top of the movable frame is provided with the protective shell through the screw, the inner cavity of the protective shell is used for accommodating the component above the movable frame, and the protective shell is always arranged at a distance from the inner side of the accommodating tank. As a preferable scheme of the dip coating dipping tank device for the high-refractoriness fine sand core, the driving mechanism comprises a reciprocating screw rod which is rotatably arranged on the upper side wall of the inner cavity of the tank body through a bearing, the