CN104084303B - Magnetic separation device for castables - Google Patents

Abstract

The invention provides a castable magnetic separation device, which includes a conveyor belt I and two sets of timing belt assemblies arranged above the conveyor belt I, each set of timing belt assemblies includes a timing belt, an upper timing pulley and a lower timing pulley, The upper synchronous pulley or the lower synchronous pulley is connected with the drive mechanism Ⅰ, and at least one magnetic separation shaft is connected between the two synchronous belts. The magnetic separation shaft includes a shaft cylinder and an electromagnet assembly in the shaft cylinder. A transmitter is arranged on the top, and a receiver is arranged on the outer wall of the shaft cylinder. The electromagnet assembly and the receiver are both electrically connected to the control system. There are vibrating grooves that are inclined and open upwards under the two upper synchronous pulleys. The bottom of the vibrating tank passes between the two belts of the synchronous belt, and the side wall of the bottom of the vibrating tank penetrates to form a discharge port, and a powder collection box is arranged at the discharge port. It can effectively remove impurity iron in castables, greatly improve the purity of castables, improve the performance of refractory brick products, and has a high degree of automation.

Description

A casting material magnetic separation device

technical field

The invention relates to a pouring material magnetic separation device.

Background technique

The raw materials of refractory brick castables, castable regrinds, especially regrinds contain many iron impurities, and the iron is difficult to handle. Too much iron will directly affect the performance of refractory brick products. There is no one in the prior art. Equipment for iron impurities.

Contents of the invention

The technical problem to be solved by the present invention is to provide a castable magnetic separation device, which can effectively remove impurity iron in the castable, greatly improve the purity of the castable, improve the performance of refractory brick products, and has a high degree of automation.

In order to solve the above-mentioned existing technical problems, the present invention adopts the following scheme: a castable magnetic separation device, including a conveyor belt I for conveying the castable and two sets of timing belt assemblies arranged above the conveyor belt I, each set of timing belt assemblies Each includes a synchronous belt and an upper synchronous pulley and a lower synchronous belt pulley for tensioning the synchronous belt. The two upper synchronous belt pulleys of the two sets of synchronous belt assemblies are coaxial and the two lower synchronous pulleys are coaxial and fixedly connected. The upper synchronous pulley or the lower synchronous pulley is connected with the drive mechanism I and driven by the drive mechanism I to rotate axially, and at least one magnetic separation shaft is connected between the two synchronous belts, and the magnetic separation shaft includes a shaft cylinder and a setting shaft cylinder The electromagnet assembly inside the upper synchronous pulley is provided with a transmitter, and the outer wall of the shaft cylinder is provided with a receiver. The electromagnet assembly and the receiver are both electrically connected to the control system, and the two upper synchronous Below the pulley there is a vibrating groove with an inclined opening and an upward opening. The bottom of the vibrating groove passes between the two belts of the synchronous belt, and the bottom side wall of the vibrating groove passes through to form a discharge port. There is a powder collection box at the discharge port.

Preferably, the magnetic separation shaft is rotationally connected with the timing belt, the magnetic separation shaft is transmission connected with the driving mechanism II and driven by the driving mechanism III to rotate axially, and a wiper is provided above the upper synchronous pulley.

Preferably, the driving mechanism II is a stepping motor, the output end of the stepping motor is provided with a rubber roller, and the magnetic separation shaft contacts the rubber roller when it moves to the position of the rubber roller, and the stepping motor is electrically connected to the control system .

Preferably, the driving mechanism I is a driving motor, and the driving motor is electrically connected to the control system.

Preferably, a vibrating device is provided below the conveyor belt I.

Beneficial effect:

The present invention adopts the casting material magnetic separation device provided by the above technical solution, which can effectively remove impurity iron in the casting material, can greatly improve the purity of the casting material, improve the performance of refractory brick products, and has a high degree of automation.

Description of drawings

Fig. 1 is the front view of the present invention;

Fig. 2 is a positional relationship diagram between the magnetic separation shaft and the conveyor belt I in the present invention (part of the frame is not shown in the figure).

detailed description

As shown in Figures 1 and 2, a castable magnetic separation device includes a conveyor belt I1 for conveying castables and two sets of timing belt assemblies above the conveyor belt I1, each set of timing belt assemblies consists of a timing belt 2 and The upper timing pulley 31 and the lower timing pulley 32 of the tension timing belt 2 are composed of two upper timing pulleys 31 coaxial and two lower timing pulleys 32 coaxial and fixedly connected to each other. The pulley 31 or the lower synchronous pulley 32 is connected with the driving mechanism I and is driven to rotate axially by the driving mechanism I. At least one magnetic separation shaft 4 is connected between the two synchronous belts 2. The magnetic separation shaft 4 includes a shaft cylinder 41 and a set The electromagnet assembly 42 in the shaft cylinder 41 is provided with a transmitter 43 above the upper synchronous pulley 31, and the outer wall of the shaft cylinder 41 is provided with a receiver 44, and the electromagnet assembly 42 and the receiver 44 are electrically connected to the control system 5 There is a vibrating groove 7 arranged obliquely and facing upwards below the two upper synchronous pulleys 31, the bottom of the vibrating groove 7 passes between the two belt bodies of the synchronous belt, and the bottom side wall of the vibrating groove 7 penetrates to form a The feed port and the discharge port are provided with a powder collecting box 8. The magnetic selection shaft 4 is rotationally connected with the synchronous belt 2, wherein the electromagnet assembly 42 is fixedly connected with the synchronous belt 2, and the magnetic selection shaft 4 is rotationally connected with the synchronous belt 2 through the axial rotation of the shaft cylinder 41 relative to the electromagnet assembly 42. 4. It is connected to the drive mechanism II and driven by the drive mechanism III to rotate axially. A scraper 6 is arranged above the upper synchronous pulley 31 . The drive mechanism II is a stepping motor 92, the output end of the stepping motor 92 is provided with a rubber roller 93, the magnetic separation shaft 4 moves to the position of the rubber roller 93 and contacts with the rubber roller 93, the stepping motor 92 is electrically connected with the control system 5 . The driving mechanism I is a driving motor 91 , and the driving motor 91 is electrically connected to the control system 5 . A vibrating device 10 is provided below the conveyor belt I for vibrating the materials conveyed on the conveyor belt I1 so that the magnetic separation shaft 4 can better absorb iron filings. The number of magnetic separation shafts 4 can be 1, 2, 3 or more, and each magnetic separation shaft 4 is independently controlled by the control system 5 to work. In the present embodiment, upper synchronous pulley 31, lower synchronous pulley 32, transmitter 43, vibrating groove 7, wiper 6, stepper motor 92, vibrating device 10 are all installed on the frame, the part in Fig. 1 and 2 The rack is not shown, and only the positional relationship diagram of the above-mentioned components is shown.

Taking one of the magnetic separation shafts as an example, the working process of this embodiment will be described below: the control system 5 is started, the pouring material is conveyed through the conveyor belt I1, the transmitter 43 emits an infrared signal, the vibrating tank 7 vibrates, the vibrating device 10 vibrates, and the driving motor 91 Drive the synchronous belt 2 for transmission, the synchronous belt 2 drives the magnetic selection shaft 4 to drive together, the electromagnet assembly 42 in the shaft cylinder 41 is energized, and the magnetic selection shaft 4 is magnetic at this time, and the magnetic selection shaft 4 moves to the bottom to convey the conveyor belt I1 The iron filings in the castable are sucked up and then move upwards. After reaching the position of the transmitter 43, the receiver 44 receives the infrared signal and feeds it back to the control system 5. The control system 5 controls the electromagnet assembly 42 to power off, and the magnetic selection axis 4 Loss of magnetism, heavy iron filings adsorbed on the outer wall of the shaft cylinder 41 fall on the vibrating groove 7 directly below the magnetic separation shaft 4, and the control system 5 controls the stepping motor 92 to work to drive the rubber roller 93 to rotate axially, and the rubber roller 93 drives the shaft cylinder 41 to rotate, and the fine iron filings on the outer wall of the shaft cylinder 41 are also brushed off by the scraper 6 and fall on the vibration groove 7 directly below the magnetic separation shaft 4, and the iron filings in the vibration groove 7 The vibration is sent to the powder collection box 8 for subsequent processing. After the stepping motor 92 is adopted, it is a stepping operation. When the receiver 44 receives the infrared signal, the rubber roller rotates, which saves electricity, and the magnetic separation shaft 4. After the launcher 43 is in place, the electromagnet assembly 42 in it will continue to work after being powered on for a period of time.

Claims (1)

1. A castable magnetic separation device, characterized in that: it includes a conveyor belt I (1) for conveying the castable and two sets of timing belt assemblies arranged above the conveyor belt I (1), each set of timing belt assemblies includes a synchronous The upper timing pulley (31) and the lower timing pulley (32) of the belt (2) and the tensioned timing belt (2), the two upper timing pulleys (31) of the two sets of timing belt assemblies are coaxial, and the two lower The synchronous pulley (32) is coaxial and fixedly connected, the upper synchronous pulley (31) or the lower synchronous pulley (32) is connected with the driving mechanism I and is driven by the driving mechanism I to rotate circumferentially, and the two synchronous belts (2 ) is connected with at least one magnetic selection shaft (4), the magnetic selection shaft (4) includes a shaft cylinder (41) and an electromagnet assembly (42) in the shaft cylinder (41), and the upper synchronous pulley The top of (31) is provided with launcher (43), and the outer wall of described shaft cylinder (41) is provided with receiver (44), and described electromagnet assembly (42), receiver (44) all are connected with control system ( 5) Electrically connected, there is a vibrating groove (7) which is obliquely arranged and opened upwards below the two upper synchronous pulleys (31), and the bottom of the vibrating groove (7) passes between the two belt bodies of the synchronous belt. After that, the bottom side wall of the vibrating tank (7) penetrates to form a discharge port, and a powder collection box (8) is arranged at the discharge port, and the magnetic separation shaft (4) and the synchronous belt (2) rotate connected, the magnetic separation shaft (4) is connected to the drive mechanism II and driven by the drive mechanism II to rotate in the circumferential direction, and a wiper (6) is arranged above the upper synchronous pulley (31), and the drive mechanism II is Stepper motor (92), the output end of described stepper motor (92) is provided with rubber roller (93), and when described magnetic separation shaft (4) moves to the position of rubber roller (93) and rubber roller (93) contact, the stepper motor (92) is electrically connected to the control system (5), the drive mechanism I is a drive motor (91), the drive motor (91) is electrically connected to the control system (5), and the conveying A vibrating device (10) is provided below the belt I.