Grinding device for putty powder production

Abstract

The utility model discloses a grinding device for putty powder production, the structure of the grinding device comprises a grinding box, a first cavity and a second cavity, putty powder is poured into the first cavity through a feed port, and a turnover cover plate is pushed by a spring at the feed port, so that the putty powder enters to close the feed port; the first motor drives the rotating shaft to enable the crushing stirring rods to be attached to crush large particles of the putty powder, and the putty powder is continuously crushed in the falling process, so that the crushing effect is better, the generation of the large particles is reduced, and the crushing efficiency is improved. And then the crushed putty powder falls into the second cavity through the opening of the middle-layer plate, the rotating shaft drives the grinding cones to grind the putty powder entering the second cavity, and the sizes of gaps between the grinding cones and between the side walls are consistent, so that the sizes of particles obtained after the putty powder is ground are consistent, and the using state of the putty powder is better.

Description

Technical Field

[0001] The utility model relates to the technical field of putty powder, in particular to a grinding device for putty powder production. Background Art

[0002] Putty is a base material used for wall repair and leveling, laying a good foundation for the next step of decoration. Putty is divided into two types: interior wall and exterior wall. Exterior wall putty must resist wind and sun, so it has strong adhesiveness, high strength, and a slightly lower environmental index. Interior wall putty has a better comprehensive index, is healthy and environmentally friendly, so it is not used for interior walls and exterior walls. Usually putty is based on gypsum or cement, so it is easier to adhere to the rough surface.

[0003] However, in the production of putty powder, the particle size of putty powder is different, which can easily affect the use effect of putty powder. Therefore, grinding equipment is needed to grind the putty powder into fine powder to make the putty powder in a consistent state and have a better use effect. Utility Model Content

[0004] 1. Technical issues to be resolved

[0005] In order to overcome the shortcomings of the prior art, a grinding device for putty powder production is proposed to solve the problem that in the production of putty powder, the particle sizes of putty powder are different, which easily affects the use effect of putty powder.

[0006] (II) Technical solution

[0007] The utility model is realized by the following technical scheme: The utility model proposes a grinding device for putty powder production, comprising a grinding box,

[0008] The interior of the grinding box is divided into a first cavity and a second cavity by a middle plate to perform multi-stage grinding;

[0009] A rotating shaft is symmetrically installed inside the first cavity, and the upper and lower ends of the rotating shaft are connected to the grinding box and the middle plate through bearings, and a crushing stirring rod is staggered and fitted on the outer side of the rotating shaft;

[0010] Grinding cones are symmetrically arranged inside the second cavity, and the bottom end of the rotating shaft is connected to the grinding cone. The inner wall of the second cavity and the outer wall of the grinding cone are arranged in a textured shape.

[0011] Furthermore, the inner wall of the first cavity is provided with a fixed force-bearing rod which is staggered with the crushing and stirring rods on both sides, and the fixed force-bearing rod fills the cavity between the crushing and stirring rods.

[0012] Furthermore, a feed port is provided on one side of the top of the grinding box, the bottom of the second cavity is funnel-shaped, and its bottom end is connected to a feed port that runs through the bottom of the grinding box, a control panel is installed on the outside of the grinding box, and support feet are provided at the bottom of the grinding box.

[0013] Furthermore, a flip cover is movably installed inside the feed port through a rotating rod, an arc-shaped push rod is provided at the bottom end of the flip cover and passes through one side of the feed port, and a spring is provided on the outer sleeve of the push rod.

[0014] Furthermore, two first motors are installed at the top of the grinding box through the shell, and the output ends of the first motors are connected to the rotating shaft.

[0015] Furthermore, an inclined screen is provided at the bottom of the second cavity, a spiral push cylinder is provided on the outside of the grinding box, a spiral push rod is installed inside the spiral push cylinder through a bearing, a discharge port is provided at the bottom of the second cavity and passes through the bottom end of the spiral push cylinder, and the discharge port is located at the bottom of the screen, a second motor is installed at the top of the spiral push cylinder, and the output end of the second motor is connected to the spiral push rod, and a feed port is provided at the upper end of the spiral push cylinder and passes through one side of the top of the first cavity.

[0016] (III) Beneficial effects

[0017] Compared with the prior art, the utility model has the following beneficial effects:

[0018] 1. In the utility model, the first motor drives the rotating shaft to make the crushing stirring rod and the fixed force rod crush the putty powder, and the crushing stirring rod and the fixed force rod rotate in conjunction to make the putty powder crushed more comprehensively, thereby avoiding the presence of large particles in the putty powder, which affects the subsequent use effect, so as to achieve the effect of good use quality.

[0019] 2. In the utility model, the grinding cone inside the second cavity is used to grind the crushed putty powder during the grinding process, and the gap between the grinding cones is consistent with the gap between the grinding cones and the inner wall of the second cavity, so that the particle size of the putty powder after grinding is consistent, so that the putty powder has better quality and higher use effect.

[0020] 3. In the utility model, a flip cover is arranged at the feed port, so that the flip cover pushes the push rod downward to compress the spring to open it after being subjected to the gravity of the putty powder. After the putty powder enters, the flip cover is closed under the action of the spring force, thereby preventing the putty powder from escaping and affecting the working environment when it is crushed, thereby reducing pollution.

[0021] 4. In the utility model, a screen is set at the lower end of the second cavity to screen the ground putty powder, so that unqualified putty powder enters the spiral push cylinder and is re-input into the first cavity under the action of the spiral push rod for re-crushing and grinding, thereby achieving a better putty powder grinding effect. BRIEF DESCRIPTION OF THE DRAWINGS

[0022] Other features, objects and advantages of the present invention will become more apparent by reading the detailed description of non-limiting embodiments with reference to the following drawings:

[0023] Figure 1 It is a schematic diagram of the internal structure of the utility model;

[0024] Figure 2 This is a schematic diagram of the structure of the grinding box of the utility model;

[0025] Figure 3 This is a schematic diagram of the internal top view of the second cavity of the utility model;

[0026] Figure 4 This is a partial enlarged structural diagram of the utility model at A;

[0027] In the figure: grinding box-1, middle plate-2, first cavity-3, second cavity-4, feed port-5, flip cover-51, rotating rod-52, push rod-53, spring-54, discharge port-6, rotating shaft-7, crushing stirring rod-8, fixed force rod-9, first motor-10, shell-11, grinding cone-12, screen-13, spiral push cylinder-14, discharge port-15, feed port-16, spiral push rod-17, second motor-18, control panel-19. DETAILED DESCRIPTION

[0028] In order to make the purpose, technical solution and advantages of the utility model more clear, the utility model is further described in detail below in conjunction with the accompanying drawings and embodiments. It should be understood that the specific embodiments described here are only used to explain the utility model and are not used to limit the utility model.

[0029] See also Figure 1-Figure 4The utility model provides a grinding device for putty powder production, including a grinding box 1, so that the grinding and crushing are inside the grinding box 1 to reduce the situation of running out. The inside of the grinding box 1 is divided into a first cavity 3 and a second cavity 4 by a middle plate 2 for multi-stage grinding, and an empty groove is provided on the outside of the middle plate 2 to facilitate the crushed putty powder to fall into the second cavity 4. A feeding port 5 is provided on one side of the top of the grinding box 1 for unloading. The bottom of the second cavity 4 is funnel-shaped, and its bottom is connected to a unloading port 6 that runs through the bottom of the grinding box 1. The funnel shape facilitates the powdered putty powder to fall downward, prevents the putty powder from accumulating on one side, and unloads it. A control panel 19 is installed on the outside of the grinding box 1 for work. Personnel operate it. Support feet are provided at the bottom of the grinding box 1 to heighten the grinding box 1 and facilitate the work of unloading and receiving materials. A flip cover 51 is movably installed inside the feed port 5 through a rotating rod 52. An arc-shaped push rod 53 is provided at the bottom of the flip cover 51 and passes through one side of the feed port 5. A spring 54 is provided on the outer sleeve of the push rod 53, so that the putty powder exerts downward gravity on the flip cover 51 after entering the feed port 5, so that the flip cover 51 compresses the spring 54 and pushes the push rod 53 outward, so that the flip cover 51 is opened to input the putty powder into the first cavity 3. When there is no gravity, the spring 54 pushes the flip cover 51 to close, so as to prevent the putty powder from escaping and affecting the working environment when it is crushed.

[0030] A rotating shaft 7 is symmetrically installed inside the first cavity 3, and two first motors 10 are installed at the top of the grinding box 1 through the shell 11, and the output end of the first motor 10 is connected to the rotating shaft 7, so that the first motor 10 drives the rotating shaft 7 to rotate, and the two-place arrangement increases the force, so that the crushing speed is accelerated, and under the action of the shell 11, dust is prevented from entering the first motor 10 and affecting it, and the upper and lower ends of the rotating shaft 7 are connected to the grinding box 1 and the middle plate 2 through bearings, so that the rotating shaft 7 can rotate, and a crushing stirring rod 8 is installed on the outer side of the rotating shaft 7 in a staggered fit, so that the crushing stirring rod 8 crushes the putty powder, and the inner wall of the first cavity 3 is provided with a fixed force rod 9 and the crushing stirring rod 8 on both sides is staggered. Under the action of the fixed force rod 9, the putty powder crushing effect is better, and the fixed force rod 9 can crush the powder The cavity between the crushing and stirring rods 8 is filled, so that when the putty powder falls downward, the gap between the crushing and stirring rods 8 and the fixed force-bearing rods 9 is reduced, so that the putty powder can be crushed into smaller particles during rotation, thereby enhancing the crushing effect. The second cavity 4 is symmetrically provided with grinding cones 12, and the bottom end of the rotating shaft 7 is connected to the grinding cone 12. The inner wall of the second cavity 4 and the outer wall of the grinding cone 12 are arranged in a textured shape, so that the putty powder can be ground by the mutual rotation of the grinding cone 12, and the second cavity 4 can be arranged in a circular shape according to the grinding cone 12, so that the gap between the grinding cone 12 and the inner wall of the second cavity 4 is consistent, so that the particle size of the ground putty powder is consistent, the product quality is better, and the use effect is better, and the texture can be set to rotate downward, so as to facilitate the putty powder to be brought downward.

[0031] Among them, an inclined screen 13 is provided at the bottom of the second cavity 4, and the particle size of the putty powder is screened by the screen 13, so that qualified putty powder is collected downward, and unqualified putty powder is re-ground, and the grinding setting makes the material discharge more convenient, and the bottom end is set in a collecting funnel shape, which is convenient for the concentrated discharge of the putty powder. A spiral push cylinder 14 is provided on the outside of the grinding box 1, and a spiral push rod 17 is installed inside the spiral push cylinder 14 through a bearing. A discharge port 15 is provided at the bottom of the second cavity 4, which penetrates the bottom end of the spiral push cylinder 14 so that the screened putty powder is input into the spiral push cylinder 1 4, and the discharge port 15 is located at the bottom of the screen 13, a second motor 18 is installed at the top of the spiral push cylinder 14, and the output end of the second motor 18 is connected to the spiral push rod 17, and a feeding port 16 is provided at the upper end of the spiral push cylinder 14 to penetrate one side of the top of the first cavity 3. The second motor 18 drives the spiral push rod 17 to rotate, and the putty powder entering the spiral push cylinder 14 is driven to move upward, so that the putty powder is re-entered into the first cavity 3 under the action of the feeding port 16 for crushing and grinding, so that the grinding efficiency is higher and the problem of incomplete grinding is avoided.

[0032] Working principle: When in use, first connect the first motor 10, the second motor 18 and the control panel 19 to an external power supply, and then pour the putty powder into the first cavity 3 at the upper end of the grinding box 1 through the feed port 5, and under the action of the spring 54, the flip cover 51 can be rotated up and down through the rotating rod 52 to realize the opening and closing function. After the putty powder enters the first cavity 3, the first motor 10 drives the rotating shaft 7 to rotate the crushing stirring rod 8, so that it and the fixed force-bearing rod 9 can crush the putty powder together, and then the crushed putty powder enters the second cavity 4 through the empty groove of the middle plate 2, so that the grinding cone 12 and the inner wall of the second cavity 4 grind the putty powder, and then the putty powder is screened through the screen 13, and the qualified putty powder is discharged and collected through the discharge port 6, and the unqualified putty powder is input into the spiral push cylinder 14 through the discharge port 15, so that it is re-input into the first cavity 3 through the feed port 16 under the action of the spiral push rod 17 for crushing and grinding, thereby completing the work.

[0033] The above shows and describes the basic principle, main features and advantages of the utility model. Those skilled in the art should understand that the utility model is not limited by the above embodiments. The above embodiments and descriptions are only preferred examples of the utility model and are not used to limit the utility model. Without departing from the spirit and scope of the utility model, the utility model may have various changes and improvements, which fall within the scope of the utility model to be protected. The scope of protection of the utility model is defined by the attached claims and their equivalents.

Claims

1. A grinding device for producing putty powder, comprising a grinding box (1), characterized in that: The interior of the grinding box (1) is divided into a first cavity (3) and a second cavity (4) by a middle plate (2) to perform multi-stage grinding; A rotating shaft (7) is symmetrically installed inside the first cavity (3), and the upper and lower ends of the rotating shaft (7) are connected to the grinding box (1) and the middle plate (2) through bearings, and a crushing stirring rod (8) is staggered and fitted on the outer side of the rotating shaft (7); A grinding cone (12) is symmetrically arranged inside the second cavity (4), and the bottom end of the rotating shaft (7) is connected to the grinding cone (12). The inner wall of the second cavity (4) and the outer wall of the grinding cone (12) are arranged in a textured shape.

2. A grinding device for putty powder production according to claim 1, characterized in that: The inner wall of the first cavity (3) is provided with a fixed force-bearing rod (9) which is staggered with the crushing and stirring rods (8) on both sides, and the fixed force-bearing rod (9) fills the cavity between the crushing and stirring rods (8).

3. A grinding device for producing putty powder according to claim 1, characterized in that: A feed port (5) is provided on one side of the top of the grinding box (1); the bottom of the second cavity (4) is funnel-shaped, and its bottom end is connected to a feed port (6) that runs through the bottom of the grinding box (1); a control panel (19) is installed on the outside of the grinding box (1); and support feet are provided at the bottom of the grinding box (1).

4. A grinding device for putty powder production according to claim 3, characterized in that: A flip cover plate (51) is movably mounted inside the feed port (5) via a rotating rod (52); an arc-shaped push rod (53) is provided at the bottom end of the flip cover plate (51) and penetrates one side of the feed port (5); and a spring (54) is provided on the outer sleeve of the push rod (53).

5. A grinding device for putty powder production according to claim 1, characterized in that: Two first motors (10) are installed at the top of the grinding box (1) through a shell (11), and the output end of the first motor (10) is connected to the rotating shaft (7).

6. A grinding device for putty powder production according to claim 1, characterized in that: An inclined screen (13) is provided at the bottom of the second cavity (4), a spiral push cylinder (14) is provided on the outside of the grinding box (1), a spiral push rod (17) is installed inside the spiral push cylinder (14) through a bearing, a discharge port (15) is provided at the bottom of the second cavity (4) and passes through the bottom end of the spiral push cylinder (14), and the discharge port (15) is located at the bottom of the screen (13), a second motor (18) is installed at the top end of the spiral push cylinder (14), and the output end of the second motor (18) is connected to the spiral push rod (17), and a feed port (16) is provided at the upper end of the spiral push cylinder (14) and passes through one side of the top end of the first cavity (3).

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