CN211070316U - A screening device for producing mold powder - Google Patents

Abstract

The utility model discloses a screening device for producing mold powder, which comprises a tank body, legs are fixedly connected to the lower part of the tank body, and an inlet is opened on the upper side of the tank body. A screen is fixed in the middle of the tank body; a motor box is fixed on the top of the tank body, a motor is fixed on the inside of the motor box, and a rotating shaft is arranged above the inside of the tank body, and the rotating shaft passes through the second bearing Connected to the tank body. The screening device for the production of mold mold powder can screen and separate the mold powder through the cooperation of the screen and the cutter, and at the same time, it can crush the unqualified raw materials until the size is qualified, so as to ensure the The quality of the product also eliminates the need for the staff to collect and reprocess the unqualified raw materials screened out, which facilitates the operation of the staff. Screen is clogged.

Description

A screening device for producing mold powder

technical field

The utility model relates to the technical field of screening devices, in particular to a screening device for producing mold powder.

Background technique

Mold fluxes are materials that are placed on the molten steel surface in the mold to keep warm, prevent oxidation and absorb non-metallic inclusions in the continuous casting process. The sieve device can only screen and separate the mold slag. It requires the staff to take out the oversized and unqualified products after screening and collect them for crushing again. It is time-consuming and laborious for the staff to operate. It will be blocked, requiring the staff to clean up frequently, which greatly increases the work intensity of the staff. At the same time, a large amount of dust will float out of the equipment during screening to pollute the environment, and it will also be inhaled by the staff and affect the body. of health.

Utility model content

The purpose of this utility model is to provide a screening device for producing mold powder to solve the problems raised in the above background technology.

In order to achieve the above purpose, the present utility model provides the following technical solutions: a screening device for producing mold powder, comprising a tank body, and legs are fixed around the lower part of the tank body, and one side of the tank body is fixed. The upper opening is an entrance, and the inner middle of the tank body is fixed with a screen;

A motor box is fixed on the top of the tank body, a motor is fixed inside the motor box, a rotating shaft is arranged above the inside of the tank body, and the rotating shaft is rotatably connected with the tank body through a second bearing. The upper part of the shaft runs through the tank body and the motor box and is fixedly connected to the motor; the lower part of the rotating shaft penetrates the screen mesh, and the rotating shaft is rotatably connected to the screen mesh through the first bearing. adjacent to the screen;

A fan blade is fixedly sleeved under the outer wall of the rotating shaft, a first sleeve is fixedly sleeved in the middle of the outer wall of the rotating shaft, a second sleeve is engaged above the first sleeve, and the second sleeve is movable sleeve Connected to the outer wall of the rotating shaft, two sides of the outer wall of the second collar are symmetrically fixed with struts, the side of the struts away from the rotating shaft is slidably clamped with a chute, and the chute is fixedly connected to the tank body, the struts A pull rod is inserted in the middle of the inside of the pull rod, and a spring sheet is fixed above the pull rod, and the upper and lower sides of the spring sheet are respectively adjacent to the screen mesh and the pillar, and a plurality of rubber heads are fixed above the pillar.

Compared with the prior art, the beneficial effect of the present utility model is that the screening device for producing mold powder can screen and separate the mold powder through the cooperation of the screen and the cutter, and at the same time, it can screen and separate the mold powder that is too large in size. Qualified raw materials are crushed until the size is qualified, so as to ensure the quality of the product, and at the same time, the operation of collecting and reprocessing the unqualified raw materials by the staff is eliminated, which is convenient for the staff to operate. The cooperation of the ring and the second set of rings can repeatedly hit the screen to avoid blockage of the screen, which saves the staff the time-consuming and laborious cleaning operation. Avoid being inhaled by the staff, which will affect your health and avoid environmental pollution.

Description of drawings

Fig. 1 is the structural representation of the utility model;

FIG. 2 is a schematic diagram of the internal structure of the pillar in FIG. 1 of the present utility model.

In the picture: 1. Tank body, 2. First bearing, 3. Outrigger, 4. Fan blade, 5. First ring, 6. Second ring, 7. Pillar, 8. Screen, 9. Tool , 10, inlet, 11, shaft, 12, motor, 13, motor box, 14, second bearing, 15, rubber head, 16, spring sheet, 17, tie rod, 18, chute.

Detailed ways

The technical solutions in the embodiments of the present utility model will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present utility model. Obviously, the described embodiments are only a part of the embodiments of the present utility model, rather than all the implementations. example. Based on the embodiments of the present invention, all other embodiments obtained by those of ordinary skill in the art without creative work fall within the protection scope of the present invention.

Please refer to Fig. 1-2, the present utility model provides a technical solution: a screening device for producing mold powder, comprising a tank body 1, and legs 3 are fixed around the lower part of the tank body 1, and the tank body 1 There is an opening 10 on the upper side of the tank, and a screen 8 is fixed in the middle of the tank body 1. The qualified raw materials can pass through the screen 8 and fall down and be collected by the bag collector for processing. The product will be left above the screen 8;

A motor box 13 is fixed on the top of the tank body 1 , a motor 12 is fixed inside the motor box 13 , and a rotating shaft 11 is arranged above the inside of the tank body 1 . The upper part of the rotating shaft 11 runs through the tank body 1 and the motor box 13 and is fixedly connected to the motor 12; the lower part of the rotating shaft 11 runs through the screen 8, and the rotating shaft 11 is rotatably connected to the screen 8 through the first bearing 2, and the outer wall of the rotating shaft 11 is symmetrically fixed on both sides. There is a cutter 9, and the cutter 9 is adjacent to the screen 8, the motor 12 can drive the rotating shaft 11 to rotate around the second bearing 14, and the rotating shaft 11 drives the cutter 9 to rotate to crush the oversized raw materials;

The fan blade 4 is fixedly sleeved under the outer wall of the rotating shaft 11, and the rotation of the fan blade 4 can pull the dust carried by the wind downward to avoid the occurrence of dust. The top of 5 is engaged with a second collar 6, and the second collar 6 is movably sleeved on the outer wall of the rotating shaft 11, and the outer wall of the second collar 6 is symmetrically fixed with pillars 7 on both sides. The side slide is clamped with a chute 18, and the chute 18 is fixedly connected with the tank body 1. A pull rod 17 is inserted in the middle of the inner part of the pillar 7, and a spring sheet 16 is fixed above the pull rod 17, and the upper and lower sides of the spring sheet 16 are respectively Adjacent to the screen 8 and the pillar 7, a plurality of rubber heads 15 are fixed above the pillar 7, and the rotating shaft 11 drives the first collar 5 to clamp the second collar 6 to reciprocate up and down, while the second collar 6 drives. The strut 7 slides up and down along the chute 18, the spring sheet 16 pushes the strut 7 down to its original position, and the strut 7 drives the rubber head 15 to repeatedly hit the screen 8, thereby shaking the dust blocked by the screen 8 to clean up. The rotating shaft 11 drives the fan blade 4 to rotate, and the fan blade 4 drives a certain inclination angle downward to carry out the ventilation operation, thereby preventing the dust from being lifted out of the machine.

In this embodiment, when in use, the bag-type collecting device is rotated and tightened under the tank body 1, the raw materials are put into the interior of the inlet 10, the raw materials fall above the screen 8, and the mold powder that meets the size specifications passes through the screen. 8 falls down and is discharged to be collected, and the oversized mold slag is left above the screen 8, and then the external power supply of the motor 12 is turned on, and the motor 12 starts to work to drive the rotating shaft 11 to rotate around the second bearing 14, and the rotating shaft 11 Drive the cutter 9 to rotate to crush the oversized mold slag until the mold slag is completely crushed to meet the specifications. The collar 6 drives the strut 7 to slide up and down along the chute 18, the spring sheet 16 pushes the strut 7 down to its original position, and the strut 7 drives the rubber head 15 to repeatedly hit the screen 8, thereby shaking the dust that blocks the screen 8. When cleaning, the rotating shaft 11 drives the fan blade 4 to rotate, and the fan blade 4 drives a certain inclination angle downward to carry out the ventilation operation, thereby preventing the dust from being lifted out of the machine.

In the description of the present invention, it should be understood that the terms "coaxial", "bottom", "one end", "top", "middle", "the other end", "upper", "one side", " The orientation or positional relationship indicated by "top", "inside", "front", "center", "both ends", etc. is based on the orientation or positional relationship shown in the accompanying drawings, and is only for the convenience of describing the present invention and simplifying the description , rather than indicating or implying that the referred device or element must have a specific orientation, be constructed and operated in a specific orientation, and therefore cannot be construed as a limitation on the present invention.

In the present utility model, unless otherwise expressly specified and limited, terms such as "installation", "arrangement", "connection", "fixation", "swivel connection" should be understood in a broad sense, for example, it may be a fixed connection, It can also be detachable connection or integrated; it can be mechanical connection or electrical connection; it can be directly connected or indirectly connected through an intermediate medium, it can be the internal communication of two elements or the interaction of two elements Unless otherwise clearly defined, those of ordinary skill in the art can understand the specific meanings of the above terms in the present invention according to specific situations.

Although the embodiments of the present invention have been shown and described, it will be understood by those skilled in the art that various changes and modifications can be made to these embodiments without departing from the principles and spirit of the present invention , alternatives and modifications, the scope of the present invention is defined by the appended claims and their equivalents.

Claims (1)

1. The utility model provides a production crystallizer covering slag is with dividing sieve device, includes jar body (1), its characterized in that: the supporting legs (3) are fixedly connected to the periphery of the lower portion of the tank body (1), an inlet (10) is formed in the upper portion of one side of the tank body (1), and a screen (8) is fixedly connected to the middle of the inner portion of the tank body (1);

a motor box (13) is fixedly connected to the upper portion of the tank body (1), a motor (12) is fixedly connected to the inner portion of the motor box (13), a rotating shaft (11) is arranged on the upper portion of the inner portion of the tank body (1), the rotating shaft (11) is rotatably connected with the tank body (1) through a second bearing (14), the rotating shaft (11) penetrates through the tank body (1) and the motor box (13) and is fixedly connected with the motor (12), a screen (8) penetrates through the lower portion of the rotating shaft (11), the rotating shaft (11) is rotatably connected with the screen (8) through a first bearing (2), cutters (9) are symmetrically fixedly connected to two sides of the middle of the outer wall of the rotating shaft (11), and the cutters (9) are adjacent to the screen (8);

the fan blades (4) are fixedly sleeved below the outer wall of the rotating shaft (11), a first lantern ring (5) is fixedly sleeved in the middle of the outer wall of the rotating shaft (11), a second lantern ring (6) is meshed above the first lantern ring (5), the second sleeve ring (6) is movably sleeved on the outer wall of the rotating shaft (11), the two sides of the outer wall of the second sleeve ring (6) are symmetrically and fixedly connected with the supporting columns (7), a sliding groove (18) is slidably clamped at one side of the support post (7) far away from the rotating shaft (11), the sliding groove (18) is fixedly connected with the tank body (1), a pull rod (17) is inserted into the middle inside the strut (7), a spring piece (16) is fixedly connected above the pull rod (17), and the upper and lower both sides of spring leaf (16) are adjacent with screen cloth (8) and pillar (7) respectively, the top rigid coupling of pillar (7) has a plurality of rubber heads (15).

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