阅读说明：本技术 一种全封闭铸造模具除沙设施的操作方法 (operation method of full-closed casting mold sand removal facility ) 是由 高龙生 徐鹏 何毅 于 2018-05-29 设计创作，主要内容包括：本发明一种全封闭铸造模具除沙设施的操作方法属于模具生产设施领域,利用全封闭清砂房、在房顶及两侧安装送砂管道及喷砂口、管道的进风管与风机的出口及砂箱连接、风机的进风口与清砂房联通、形成循环式通风道,在清砂房地面设置轨道、轨道上面设置旋转承重车,当承重车载着铸造模具从清砂房大门进入清砂房后、风机将清砂房内部的空气吸入后经过加压压入送砂管道后、高速流动的气流从砂箱底部的管道带足金刚砂一同奔向清砂房的两侧面及顶部的喷砂口、然后经喷砂口撞向铸造模具的表面将附着在模具表面的铸造砂清理干净。(The invention relates to an operation method of a full-closed casting mold sand removal facility, which belongs to the field of mold production facilities, and is characterized in that a full-closed sand cleaning room is utilized, a sand feeding pipeline and a sand blasting port are arranged on the roof and two sides of the room, an air inlet pipe of the pipeline is connected with an outlet of a fan and a sand box, an air inlet of the fan is communicated with the sand cleaning room to form a circulating ventilation channel, a track is arranged on the ground of the sand cleaning room, a rotary load-bearing vehicle is arranged on the track, after the load-bearing vehicle carries a casting mold and enters the sand cleaning room from a gate of the sand cleaning room, the fan sucks air in the sand cleaning room, pressurizes the air into the sand feeding pipeline, and then high-speed flowing air flow rushes to the sand blasting ports on two sides and the top of the sand cleaning room together with enough diamond sand from a pipeline at the bottom of the sand box, and then collides.)

1. A method for operating a fully-closed sand removing facility for casting moulds includes such steps as turning on the power supply of intelligent control box, opening two gates of sand cleaning room, controlling hub-type motor to rotate by control box to drive load-bearing vehicle to slowly move outside gate, slowly lifting cast mould from casting sand box to the center of load-bearing platform of load-bearing vehicle, operating the control box again to drive hub-type motor to rotate to drive load-bearing vehicle to slowly return to sand cleaning room, closing gate, setting the rotation speed of servo motor and the position to be suspended and repeatedly rotated by control box, filling diamond dust in sand box, starting high-speed motor and servo motor, driving centrifugal fan to rotate at high speed to suck air in centrifugal fan via air inlet tube, pressurizing air under the action of centrifugal force, and pressing air from air outlet of blower into sand delivering pipeline, The high-speed flowing air flow simultaneously takes away the carborundum flowing out of the sand outlet pipe at the bottom of the sand box, the carborundum flows to the sand blasting port through the sand conveying pipeline, the carborundum is collided to the surface of the casting mould from the sand blasting port at a high speed under the high-speed pushing of the air flow, the casting sand attached to the surface of the mould falls off after being impacted at a high speed, at the moment, the servo motor drives the gear ring to rotate slowly through the self central shaft gear according to the preset program, the gear ring drives the rotary bearing platform to support the casting mould to rotate slowly on the turntable, when the concave-convex process of the surface of the mould needs to be cleaned repeatedly, the control box controls the servo motor to drive the rotary bearing platform to stop and rotate repeatedly at a set angle so as to ensure that the casting sand on the surface of the mould is cleaned up by the carborundum, and when the set cleaning time is up, the control box automatically controls, after waiting for the dust in the sand cleaning room to fall to the ground, the gate is opened, the hub type motor is controlled by the control box to push the bearing vehicle to support the casting mold to slowly move out of the sand cleaning room, and workers clean the carborundum in the sand cleaning room to wait for the next operation.

Technical Field

The invention discloses an operation method of a fully-closed casting mold sand removal facility, belongs to the technical field of mold production facilities, and particularly relates to a method for removing residual casting sand by blowing carborundum to high-speed impact on the surface of a mold by a fan after the mold casting is finished.

background

The steel part mould of present casting enterprise finishes the back with the casting, all will clear up the adnexed casting sand in surface, and most enterprises are all cleared up at the equipment of polishing that the sand removal in-process used, because the casting surface all is rugged, the equipment of polishing can't be with the casting sand clean up, the in-process of polishing still can produce a large amount of dust, influence environment and workman healthy.

Disclosure of Invention

The invention relates to a totally-enclosed casting mold sand removal facility which solves the defects, and is characterized in that a totally-enclosed sand removal room is utilized, a sand feeding pipeline and a sand blasting port are arranged on the roof and two sides of the room, an air inlet pipe of the pipeline is connected with an outlet of a fan and a sand box, an air inlet of the fan is communicated with the sand removal room to form a circulating ventilation channel, a track is arranged on the ground of the sand removal room, a rotary load-bearing vehicle is arranged on the track, after the load-bearing vehicle carries a casting mold and enters the sand removal room from a door of the sand removal room, the fan sucks air in the sand removal room, the air is pressurized and pressed into the sand feeding pipeline, high-speed flowing air flow carries enough diamond sand from the pipeline at the bottom of the sand box and rushes to the sand blasting ports at two sides and the top of the sand removal room together, and then the sand blasting ports collide.

a sand removing facility of a totally-enclosed casting mold comprises: the sand blasting machine comprises a sand cleaning room 1, a track 2, a gate 3, a sand conveying pipeline 4, a sand blasting opening 5, an air inlet pipe 6, a centrifugal fan 7, a high-speed motor 8, a sand box 9, a bearing vehicle 10, a rotary bearing table 11, a rotary table 12, a gear ring 13, a servo motor 14, a bearing wheel 15, a hub type motor 16, an intelligent control box 17 and a power line 18;

the sand cleaning room is in a cuboid shape, two trapezoidal rails extending to the outside of the sand cleaning room are arranged on the upper surface of the bottom of the sand cleaning room, the rails are connected with a bearing wheel and a hub type motor of a bearing vehicle, U-shaped sand conveying pipelines are arranged on the top and two side surfaces of the rails, an oval sand blasting opening communicated with the inside of the sand cleaning room is respectively arranged on the top and two sides of the pipelines, an air inlet of the sand conveying pipeline is connected with an air outlet of a centrifugal fan and a sand outlet pipe at the bottom of a sand box, the left side of the front is connected with an inlet of a C;

The centrifugal fan is disc-shaped, the air inlet on the left side is connected with the outlet of the C-shaped air inlet pipe, the right side is connected with the high-speed motor in a cylindrical shape, the side surface is provided with an air outlet, and the inside of the centrifugal fan is provided with a disc-shaped centrifugal fan connected with the central shaft of the motor;

the sand box is in a triangular shape, the lower part of the sand box is provided with a trapezoidal bracket, and the bottom of the sand box is provided with a cylindrical sand outlet pipe communicated with the sand box;

The bearing vehicle is in a cuboid shape, a rectangular crossbeam is arranged at the bottom of the bearing vehicle, a disc-shaped bearing wheel is arranged on each of two sides of the front end of the crossbeam, a disc-shaped hub motor is arranged on each of two sides of the rear end of the crossbeam, an annular turntable is arranged on the upper surface of the turntable, the upper surface of the turntable is connected with the lower part of a cuboid-shaped rotary bearing table, an annular gear ring is arranged inside the connecting part of the lower part of the rotary bearing table and the turntable, and a cylindrical servo motor arranged on the inner side surface of the bearing vehicle is meshed with the gear ring through a gear on a central shaft of;

The intelligent control box is in a cuboid shape and is connected with the high-speed motor, the servo motor and the hub type motor through power lines.

has the advantages that: the polishing equipment that current foundry enterprise used in the sand removal in-process clears up, because the casting surface all is unevenness, polishing equipment can't be clean up the casting sand, the in-process of polishing still can produce a large amount of dust, influence environment and workman healthy. A totally-enclosed sand removing facility for casting dies is characterized in that a totally-enclosed sand removing room is utilized, sand feeding pipelines and sand blasting openings are arranged on the roof and two sides of the room, an air inlet pipe of the pipeline is connected with an outlet of a fan and a sand box, an air inlet of the fan is communicated with the sand removing room to form a circulating ventilation channel, a track is arranged on the ground of the sand removing room, a rotary load-bearing vehicle is arranged on the track, when a casting die is carried by the load-bearing vehicle and enters the sand removing room from a gate of the sand removing room, the fan sucks air in the sand removing room, the air is pressed into the sand feeding pipelines through pressurization, high-speed flowing air flow carries sufficient diamond sand from the pipelines at the bottom of the sand box to the sand blasting openings at the two sides and the top of the sand removing room together, and then the casting sand attached to the surface of the casting.

Drawings

FIG. 1 is a schematic view of a fully enclosed casting mold sand removal facility;

FIG. 2 is a schematic view of a load bearing vehicle;

Fig. 3 is a schematic diagram of the connection of the intelligent control box with the high-speed motor, the servo motor and the hub motor through power lines.

Detailed Description

embodiments of the present invention will now be described in detail with reference to the accompanying drawings:

a sand removing facility of a totally-enclosed casting mold comprises: the sand blasting machine comprises a sand cleaning room, a track, a gate, a sand conveying pipeline, a sand blasting port, an air inlet pipe, a centrifugal fan, a high-speed motor, a sand box, a bearing vehicle, a rotary bearing table, a rotary table, a gear ring, a servo motor, a bearing wheel, a hub type motor, an intelligent control box and a power line;

The sand cleaning room is in a cuboid shape, two trapezoidal rails extending to the outside of the sand cleaning room are arranged on the upper surface of the bottom of the sand cleaning room, the rails are connected with a bearing wheel and a hub type motor of a bearing vehicle, U-shaped sand conveying pipelines are arranged on the top and two side surfaces of the rails, an oval sand blasting opening communicated with the inside of the sand cleaning room is respectively arranged on the top and two sides of the pipelines, an air inlet of the sand conveying pipeline is connected with an air outlet of a centrifugal fan and a sand outlet pipe at the bottom of a sand box, the left side of the front is connected with an inlet of a C;

the centrifugal fan is disc-shaped, the air inlet on the left side is connected with the outlet of the C-shaped air inlet pipe, the right side is connected with the high-speed motor in a cylindrical shape, the side surface is provided with an air outlet, and the inside of the centrifugal fan is provided with a disc-shaped centrifugal fan connected with the central shaft of the motor;

The sand box is in a triangular shape, the lower part of the sand box is provided with a trapezoidal bracket, and the bottom of the sand box is provided with a cylindrical sand outlet pipe communicated with the sand box;

The bearing vehicle is in a cuboid shape, a rectangular crossbeam is arranged at the bottom of the bearing vehicle, a disc-shaped bearing wheel is arranged on each of two sides of the front end of the crossbeam, a disc-shaped hub motor is arranged on each of two sides of the rear end of the crossbeam, an annular turntable is arranged on the upper surface of the turntable, the upper surface of the turntable is connected with the lower part of a cuboid-shaped rotary bearing table, an annular gear ring is arranged inside the connecting part of the lower part of the rotary bearing table and the turntable, and a cylindrical servo motor arranged on the inner side surface of the bearing vehicle is meshed with the gear ring through a gear on a central shaft of;

the intelligent control box is in a cuboid shape and is connected with the high-speed motor, the servo motor and the hub type motor through power lines.

According to the operation method of the fully-closed casting mold sand removing facility, when the fully-closed casting mold sand removing facility is used, firstly, a power supply of an intelligent control box is connected, two gates of a sand removing room are opened, workers control a hub type motor to rotate through a control box to push a bearing vehicle to slowly move to the outside of the gates, a navigation crane worker slowly hoists a cast casting mold from a casting sand box to the center of a rotating bearing platform of the bearing vehicle to be stably placed, the workers operate the control box again to control the hub type motor to rotate to push the bearing vehicle to slowly return to the inside of the sand removing room, the gates are closed, the control box is provided with the rotating speed of a servo motor and parts needing pause and repeated rotation, a high-speed motor and the servo motor are started after emery is fed into a sand box, the high-speed motor drives a centrifugal fan to rotate at high speed, air in the sand removing room is sucked into the centrifugal fan through an air inlet pipe, the centrifugal fan pressurizes, The high-speed flowing air flow simultaneously takes away the carborundum flowing out of the sand outlet pipe at the bottom of the sand box, the carborundum flows to the sand blasting port through the sand conveying pipeline, the carborundum is collided to the surface of the casting mould from the sand blasting port at a high speed under the high-speed pushing of the air flow, the casting sand attached to the surface of the mould falls off after being impacted at a high speed, at the moment, the servo motor drives the gear ring to rotate slowly through the self central shaft gear according to the preset program, the gear ring drives the rotary bearing platform to support the casting mould to rotate slowly on the turntable, when the concave-convex process of the surface of the mould needs to be cleaned repeatedly, the control box controls the servo motor to drive the rotary bearing platform to stop and rotate repeatedly at a set angle so as to ensure that the casting sand on the surface of the mould is cleaned up by the carborundum, and when the set cleaning time is up, the control box automatically controls, after waiting for the dust in the sand cleaning room to fall to the ground, the gate is opened, the hub type motor is controlled by the control box to push the bearing vehicle to support the casting mold to slowly move out of the sand cleaning room, and workers clean the carborundum in the sand cleaning room to wait for the next operation.