CN210449887U - Feeding device between quartz powder ball mill and classifier - Google Patents

Abstract

The utility model relates to a feeding device between a quartz powder ball mill and a grader, which comprises a bracket and a feeding bin arranged on the bracket, wherein the bottom of the feeding bin is provided with a discharging hole of the feeding bin; a rotatable arch breaking shaft is arranged in the lower storage bin above the feeding shaft, an arch breaking paddle which can rotate along with the arch breaking shaft is arranged on the arch breaking shaft, and the arch breaking paddle is arranged above the feeding helical blade and does not interfere with the feeding helical blade; an arch breaking motor connected with the arch breaking shaft is arranged on the bracket. The utility model discloses can effectively solve the current problem that feeder takes place the putty easily of solving.

Description

Feeding device between quartz powder ball mill and classifier

Technical Field

The utility model relates to a feeder between quartz flour ball mill and grader.

Background

The feeding device between the existing quartz powder ball mill and the classifier has the problem that quartz powder is easy to block along with the increase of time in the feeding process. Meanwhile, a small amount of grinding media (high-alumina balls in the ball mill) with the particle size of more than 2mm exist in the quartz powder discharged by the ball mill, and if the quartz powder is directly conveyed to the classifier through a feeding device, a classifying wheel of the classifier can be damaged, or a discharge valve of a coarse powder discharge port of the classifier can be blocked.

SUMMERY OF THE UTILITY MODEL

The utility model aims at providing a be a feeder between quartz flour ball mill and grader solves the problem that current feeder takes place the putty easily, can have a small amount of mill media in further solving the quartz flour of ball mill exhaust, if direct through feeder carry for the grader, can damage the classification wheel of grader, or the problem of the discharge valve of the dead grader middlings discharge gate of card.

The utility model provides a technical scheme that its technical problem adopted is: a feeding device between a quartz powder ball mill and a classifier comprises a bracket, a lower bin arranged on the bracket, a lower bin discharge port arranged at the bottom of the lower bin, a feeding shaft arranged in the lower bin discharge port, a feeding motor connected with a feeding shaft arranged on the bracket, and a feeding helical blade arranged on the feeding shaft and capable of rotating along with the feeding shaft; a rotatable arch breaking shaft is arranged in the lower storage bin above the feeding shaft, an arch breaking paddle which can rotate along with the arch breaking shaft is arranged on the arch breaking shaft, and the arch breaking paddle is arranged above the feeding helical blade and does not interfere with the feeding helical blade; an arch breaking motor connected with the arch breaking shaft is arranged on the bracket.

In order to increase a screening process, the screening is realized while feeding, a rotary vibration sieve is erected above the lower bin, the rotary vibration sieve can be rotatably hung on the support, a discharge port of the rotary vibration sieve is sleeved inside a feed port at the top end of the lower bin, and a silicone rubber plate for soft connection between the rotary vibration sieve and the lower bin is arranged between the outer side wall at the top of the lower bin and the outer side wall of the lower portion of the rotary vibration sieve in a full-covering mode.

In order to save cost and simplify the structure, the arch breaking motor and the feeding motor are the same motor, the motor is connected with the feeding shaft, a driving wheel is arranged on the part of the feeding shaft extending out of the lower storage bin, a driven wheel is arranged at the end part of the arch breaking shaft extending out of the lower storage bin, and the driven wheel is meshed and matched with the driving wheel; the rotating speed of the driving wheel is 5-10 times of that of the driven wheel.

Furthermore, the diameter of a screen opening of the screen in the rotary vibration screen is 1-3 mm.

The utility model has the advantages that: through being provided with broken ball of encircleing, broken arch shaft and the broken setting of encircleing the paddle, through broken paddle at the in-process of feed, constantly break up the quartz powder in the period, can effectively solve original independent design spiral feed blade, take place the quartz powder easily and harden, the problem of the normal unloading of influence quartz powder down.

The vibrating screen is used for screening a small amount of grinding media in the quartz powder. The material discharged by the intermittent ball mill is simply screened by the vibrating screen and then conveyed to the air flow classifier to prepare for screening of the classifier, screen out grinding media therein, prevent the grinding media from damaging a classifying wheel of the classifier and block a discharge valve at a coarse powder discharge port of the classifier. The silicone rubber plate is used for improving sealing and preventing dust from rising, and meanwhile, the normal operation of the rotary vibrating screen is not influenced.

The present invention will be described in more detail with reference to the accompanying drawings and examples.

Drawings

Fig. 1 is a schematic structural diagram of the present invention.

Detailed Description

In the embodiment, the feeding device between the quartz powder ball mill and the classifier as shown in fig. 1 comprises a bracket 1, a lower bin 2 arranged on the bracket 1, a discharge hole of the lower bin 2 arranged at the bottom of the lower bin 2, a feeding shaft 3 arranged in the discharge hole of the lower bin 2, a feeding motor connected with a feeding shaft arranged on the bracket 1, and a feeding helical blade 4 which can rotate along with the feeding shaft 3; the method is characterized in that: a rotatable arch breaking shaft 5 is arranged in the lower bin 2 above the feeding shaft 3, an arch breaking paddle 6 which can rotate along with the arch breaking shaft 5 is arranged on the arch breaking shaft 5, and the arch breaking paddle 6 is arranged above the feeding helical blade 4 and is not interfered with each other; the bracket 1 is provided with an arch breaking motor connected with an arch breaking shaft 5.

When the arch breaking paddle 6 is arranged, four pieces are arranged around the arch breaking shaft 5 at equal intervals, the four pieces are in a strip shape, and the top of the four pieces is in a sharp angle shape. Of course, the shape and number of the arch-breaking blades 6 are not limited by the above description, and the blades capable of achieving the arch-breaking effect are within the protection scope of the scheme.

The sieve 7 that shakes soon is erect to feed bin 2's top down, shakes soon that sieve 7 is rotatable to be hung and establish on support 1, shakes soon the inside of sieve 7's discharge gate cover and establish 2 top feed inlets of feed bin down, winds 2 top lateral walls of feed bin and shakes soon and is provided with the silicon rubber board 11 that is used for flexible coupling between the 7 lower part lateral wall circles to cover entirely. The diameter of the opening of the screen in the rotary vibrating screen 7 is 1-3 mm.

When the rotary vibration sieve 7 is arranged, four hanging rods 9 can be arranged on the outer side of the rotary vibration sieve at equal intervals of a circle, one section of the middle of each hanging rod 9 is of a vibration spring 10 structure, a fixing plate 8 is arranged outside the rotary sieve, the bottom of each hanging rod 9 is fixed on the corresponding fixing plate 8, the top of each hanging rod 9 is fixed on the corresponding support 1, a vibration motor used for driving the rotary vibration sieve 7 to move is further arranged on the corresponding support 1, and the vibration motor is connected with a rotary vibration effect provided with an eccentric block to realize the rotary vibration sieve 7. The lower bin 2 is fixed on the bracket 1. The above-mentioned assembly methods that are only rotary screen all belongs to the scope of this scheme, as long as it can satisfy rotary screen 7's assembly demand, does not influence its normal work. The rotary vibration sieve 7 can be selected from the existing rotary vibration sieve 7, and the innovation point of the utility model is not the improvement of the rotary vibration sieve 7 per se, so the structure of the rotary vibration sieve is not described in detail. The cross sections of the feeding bin and the rotary vibration sieve are all circular. The upper end and the lower end of the silicon rubber plate 11 are completely attached to the outer side wall of the lower part of the rotary vibration sieve 7 and the outer side wall of the top of the lower bin 2 respectively, the side surface of the silicon rubber plate is completely sealed all around, and therefore the rotary vibration sieve 7 is in flexible sealing connection with the lower bin 2. The silicone rubber plate 11 is only one of them selection, can reach the equal book friend of seal structure of above-mentioned flexible coupling and other materials that have sealed effect the utility model discloses a protection scope.

The arch breaking motor and the feeding motor are the same motor, the motor is connected with the feeding shaft 3 through a coupler, a driving wheel is arranged on the part, extending out of the lower storage bin 2, of the feeding shaft 3, a driven wheel is arranged at the end, extending out of the lower storage bin 2, of the arch breaking shaft 5, and the driven wheel and the driving wheel are meshed and matched; the rotating speed of the driving wheel is 5-10 times of that of the driven wheel. The motors can be selected according to power requirements, and the driving wheels and the driven wheels can be selected from the existing motors, and the innovative points are not in the structures of the motors, the driving wheels and the driven wheels, so that further description on the structure is not needed.

In the description of the present invention, it is to be understood that the terms "center", "lateral", "up", "down", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", and the like indicate orientations or positional relationships based on those shown in the drawings, and are only for convenience of description and simplicity of description, and do not indicate or imply that the device or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore, should not be construed as limiting the present invention. Furthermore, the terms "first", "second" and "first" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include one or more of that feature. In the description of the present invention, "a plurality" means two or more unless otherwise specified. Furthermore, the term "comprises" and any variations thereof is intended to cover non-exclusive inclusions.

In the description of the present invention, it is to be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "connected," and "connected" are to be construed broadly, and may be, for example, fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the present invention can be understood in specific cases to those skilled in the art.

The terminology used herein is for the purpose of describing particular embodiments only and is not intended to be limiting of example embodiments. As used herein, the singular forms "a", "an" and "the" are intended to include the plural forms as well, unless the context clearly indicates otherwise. It will be further understood that the terms "comprises" and/or "comprising," when used herein, specify the presence of stated features, integers, steps, operations, elements, and/or components, but do not preclude the presence or addition of one or more other features, integers, steps, operations, elements, components, and/or groups thereof.

The invention has been described above by way of example with reference to the accompanying drawings. Obviously, the specific implementation of the present invention is not limited by the above-described manner. Various insubstantial improvements are made by adopting the method conception and the technical proposal of the utility model; or without improvement, the above conception and technical solution of the present invention can be directly applied to other occasions, all within the protection scope of the present invention.

Claims (4)

1. A feeding device between a quartz powder ball mill and a classifier comprises a bracket, a lower bin arranged on the bracket, a lower bin discharge port arranged at the bottom of the lower bin, a feeding shaft arranged in the lower bin discharge port, a feeding motor connected with a feeding shaft arranged on the bracket, and a feeding helical blade arranged on the feeding shaft and capable of rotating along with the feeding shaft; the method is characterized in that: a rotatable arch breaking shaft is arranged in the lower storage bin above the feeding shaft, an arch breaking paddle which can rotate along with the arch breaking shaft is arranged on the arch breaking shaft, and the arch breaking paddle is arranged above the feeding helical blade and does not interfere with the feeding helical blade; an arch breaking motor connected with the arch breaking shaft is arranged on the bracket.

2. A feeding device between a quartz powder ball mill and a classifier as claimed in claim 1, wherein: the top of feed bin is erect and is equipped with the sieve that shakes soon, and the sieve that shakes soon is rotatable to be hung and is established on the support, and the discharge gate cover that shakes soon is established in the inside of feed bin top feed inlet down, and it is provided with the silicon rubber board that is used for flexible connection between the two to wind between feed bin top lateral wall and the sieve lower part lateral wall round that shakes soon all-over.

3. A feeding device between a quartz powder ball mill and a classifier according to claim 1 or 2, characterized in that: the arch breaking motor and the feeding motor are the same motor, the motor is connected with the feeding shaft, a driving wheel is arranged on the part of the feeding shaft extending out of the lower storage bin, a driven wheel is arranged at the end part of the arch breaking shaft extending out of the lower storage bin, and the driven wheel is meshed and matched with the driving wheel; the rotating speed of the driving wheel is 5-10 times of that of the driven wheel.

4. A feeding device between a quartz powder ball mill and a classifier as claimed in claim 3, wherein: the diameter of the opening of the screen in the rotary vibration screen is 1-3 mm.

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