Raw material mixing device
By using a feeding structure that moves while stirring and a crushing roller with an extrusion and dispersion design, the problems of long mixing time for raw materials with large differences in quantity and agglomeration of powdered raw materials in the raw material mixing device are solved, achieving rapid and uniform mixing and avoiding clogging.
Patent Information
- Application Number
- CN202422288741.6
- Authority / Receiving Office
- CN · China
- Patent Type
- Utility models(China)
- Current Assignee / Owner
- Filing Date
- 2024-09-19
- Publication Date
- 2025-11-28
- Estimated Expiration
- 2034-09-19
AI Technical Summary
Existing raw material mixing devices take a long time to mix raw materials with large differences in quantity, and powdery raw materials are prone to clumping, resulting in uneven mixing and blockage.
The feeding structure adopts a stirring and moving method. The feed box is moved by a servo motor-driven screw, which works in conjunction with the crushing roller to squeeze and disperse the powdered raw materials to avoid clumping. The uniform mixing is achieved through the cooperation of the stirring rod and the crushing roller.
It enables rapid and uniform mixing of raw materials with significant differences in quantity, avoids clumping of powdery raw materials, improves mixing speed and efficiency, and solves the problems of uneven mixing and clogging.
Smart Images
Figure CN223604652U_ABST
Abstract
Description
TECHNICAL FIELD
[0001] The utility model relates to mixing device technical field, concretely is a raw material mixing device. BACKGROUND
[0002] Cement is powdered inorganic cementitious material, and after mixing with water, it becomes slurry, which can harden in air or in water, and can firmly cement together sand, stone and other materials, which is made of limestone and clay as main raw materials, crushed, dosed, and ground into raw meal, then fed into a cement kiln for calcination into clinker, and then ground into cement with appropriate amount of gypsum.
[0003] When the cement is dosed, the dosed raw materials need to be mixed together, and the existing raw material mixing device mostly directly adopts the mixing method of stirring, but for raw materials with large differences in quantity, it is difficult to mix uniformly during mixing, and the powdered raw materials are easy to agglomerate, which causes the raw materials to be easily blocked during feeding, affecting the mixing effect and speed of the raw materials. SUMMARY
[0004] In order to solve the problem that the existing raw material mixing device takes a long time to mix raw materials with large differences in quantity and powdered raw materials are easy to agglomerate during use, the utility model provides a raw material mixing device to solve the above problems.
[0005] To achieve the above purpose, the utility model provides the following technical scheme:
[0006] A raw material mixing device, comprising a mixing box and a driving motor, a stirring rod is rotatably connected inside the mixing box, and one end of the stirring rod extends outside the mixing box and is fixed to the output end of the driving motor, an upper feeding box is arranged above the mixing box, and a discharge hose is fixed through the center of the bottom of the upper feeding box, a moving rail box is fixed to the top surface of the mixing box below the upper feeding box, and a servo motor is arranged on the side of the moving rail box, a lead screw is rotatably connected inside the moving rail box through a bearing, and one end of the lead screw extends outside the moving rail box and is fixed to the output end of the servo motor, a moving sleeve block is threadedly sleeved on the lead screw, a support rod is fixed to the top surface of the moving sleeve block, a guide fence is fixed through the top of the mixing box, and the stirring rod extends into the guide fence.
[0007] Further, a crushing roller is rotatably connected inside the mixing box above the stirring rod through a bearing, and a rotating shaft is fixed to one end of the crushing roller, gears are fixed to one end of the two rotating shafts extending outside the mixing box, the gears are meshed with each other, belt pulleys are fixed to one side of the rotating shaft and the output end of the driving motor, and the two belt pulleys are drivingly connected through a transmission belt.
[0008] Further, the bottom of the feeding box is funnel-shaped and matched with the stirring rod, the bottom of the stirring rod extends to the inside of the mixing box, and the length of the inside of the guide fence is less than the length of the mixing box.
[0009] Further, the width of the discharging hose is less than the width of the inside of the guide fence, a plurality of push rods are equidistantly fixed to the two side walls of the inside of the guide fence, and the width of the discharging hose is less than the width between two push rods.
[0010] Further, the length of the crushing roller is greater than the length of the guide fence, the distance between the middle portions of the two crushing rollers is less than one fifth of the width of the stirring rod, and the distance between the top diameters of the two crushing rollers is greater than the width of the stirring rod.
[0011] Further, the height between the bottom of the crushing roller and the bottom surface of the inside of the mixing box is greater than the height of the stirring rod, and the discharging outlet is fixed through the lower side of the mixing box.
[0012] Compared with the prior art, the raw material mixing device has the following beneficial effects:
[0013] 1、In the raw material mixing device, the feeding structure is reciprocally moved, the feeding is carried out while stirring, the raw materials are uniformly and quickly mixed, the problem that the raw materials with large quantity difference are mixed for a long time in the prior art is solved, and the practicability of the mixing device is greatly improved.
[0014] 2、In the raw material mixing device, the powder raw materials are dispersed by the extrusion and dispersion mode, the powder raw materials are uniformly dispersed during feeding, the mixing speed is not affected by the caked raw materials, the problem that the powder raw materials are easily caked in the prior art is solved, and the mixing speed of the mixing device is further improved. BRIEF DESCRIPTION OF DRAWINGS
[0015] In order to more clearly illustrate the technical solutions in the embodiments of the present application or the prior art, the drawings needed to be used in the embodiments or the prior art description will be briefly introduced. Obviously, the drawings in the following description are only some embodiments of the present application, and other drawings can be obtained by those skilled in the art without creative labor.
[0016] Figure 1 is a front view schematic diagram of a raw material mixing device structure according to an embodiment of the present application;
[0017] Figure 2 is Figure 1 a front view schematic diagram of a raw material mixing device structure in the embodiment shown in the figure;
[0018] Figure 3 is Figure 1 Figure 1 is a schematic view of the structure of the raw material mixing device in the embodiment.
[0019] The meanings of the reference numerals in the figure are as follows: 1, mixing box; 2, driving motor; 3, stirring rod; 4, feeding box; 5, discharging hose; 6, supporting rod; 7, moving sleeve block; 8, moving rail box; 9, screw rod; 10, servo motor; 11, guide fence; 12, shifting rod; 13, crushing roller; 14, rotating shaft; 15, belt pulley; 16, conveying belt; 17, gear. DETAILED DESCRIPTION
[0020] In order to make the application purposes, features and advantages of the present application more obvious and easy to understand, the technical solutions in the embodiments of the present application will be described clearly and completely below in conjunction with the drawings in the embodiments of the present application. Obviously, the embodiments described below are only some of the embodiments of the present application, rather than all the embodiments. Based on the embodiments in the present application, all other embodiments obtained by those of ordinary skill in the art without creative labor fall within the scope of protection of the present application.
[0021] With reference to Figure 1 , Figure 2 and Figure 3 , a raw material mixing device comprises a mixing box 1 and a driving motor 2, a stirring rod 3 is rotationally connected inside the mixing box 1, one end of the stirring rod 3 is fixedly extended to the outside of the mixing box 1 and fixed at the output end of the driving motor 2, a feeding box 4 is arranged above the mixing box 1, the bottom of the feeding box 4 is arranged in a funnel shape matched with the stirring rod 3, the bottom of the stirring rod 3 is extended to the inside of the mixing box 1, the length of the inside of the guide fence 11 is less than the length of the mixing box 1, a discharging hose 5 is fixedly penetrated at the center position of the bottom of the feeding box 4, the width of the discharging hose 5 is less than the width of the inside of the guide fence 11, a plurality of shifting rods 12 are equidistantly fixed on the two side walls inside the guide fence 11, the width of the discharging hose 5 is less than the width between the two shifting rods 12, a moving rail box 8 is fixed on the top surface of the mixing box 1 below the feeding box 4, a servo motor 10 is arranged at the side edge of the moving rail box 8, a screw rod 9 is rotationally connected inside the moving rail box 8 through a bearing, one end of the screw rod 9 is rotationally penetrated to the outside of the moving rail box 8 and fixed at the output end of the servo motor 10, a moving sleeve block 7 is threadedly sleeved on the screw rod 9, a supporting rod 6 is fixed on the top surface of the moving sleeve block 7, the guide fence 11 is fixedly penetrated on the top of the mixing box 1, and the stirring rod 3 is extended to the inside of the guide fence 11.
[0022] Specifically, when the cement raw materials need to be mixed, the raw materials are poured into the mixing box 1, and the ingredients to be mixed are poured into the feeding box 4, the servo motor 10 is turned on to drive the lead screw 9 to rotate, which drives the moving sleeve block 7 to move, and the feeding box 4 is moved by the moving sleeve block 7. The discharging hose 5 discharges during the movement of the feeding box 4, so that the ingredients can be evenly scattered into the mixing box 1, facilitating the rapid mixing of the internal raw materials. The discharging hose 5 is moved between the two shift rods 12 and is pushed by the shift rod 12 to prevent the discharging hose 5 from being blocked.
[0023] As an optimization scheme, as shown in Figure 2 and Figure 3 The inside of the mixing box 1 above the stirring rod 3 is rotatably connected with a crushing roller 13 through a bearing, the length of the crushing roller 13 is greater than the length of the guide fence 11, the distance between the middle portions of the two crushing rollers 13 is less than one fifth of the width of the stirring rod 3, the distance between the top diameters of the two crushing rollers 13 is greater than the width of the stirring rod 3, one end of the crushing roller 13 is fixed with a rotating shaft 14, the height between the bottom of the crushing roller 13 and the inside bottom surface of the mixing box 1 is greater than the height of the stirring rod 3, a discharging outlet is fixed through the side of the lower part of the mixing box 1, one end of each of the two rotating shafts 14 extending to the outside of the mixing box 1 is fixed with a gear 17, the two gears 17 are meshed with each other, and the output end of the driving motor 2 and the rotating shaft 14 on one side are both fixed with a belt pulley 15, and the two belt pulleys 15 are drivingly connected through a transmission belt 16.
[0024] Specifically, when the ingredients and raw materials enter the inside of the mixing box 1 through the guide fence 11, the driving motor 2 is operated to drive the stirring rod 3 to rotate for stirring, and the belt pulley 15 and the transmission belt 16 drive the rotating shaft 14 on the same side to rotate, and when the rotating shaft 14 rotates, the other rotating shaft 14 is driven to rotate relatively through the two meshed gears 17, so as to drive the two crushing rollers 13 to rotate relatively and extrude the ingredients, thereby avoiding the influence of the powder agglomeration on the mixing effect.
[0025] It is apparent for those skilled in the art that the present application is not limited to the details of the above-described exemplary embodiments, but can be implemented in other concrete forms without departing from the spirit or essential characteristics of the present application. Therefore, the embodiments should be considered in all aspects as illustrative and not restrictive, and the scope of the present application is defined by the appended claims rather than the above description, and therefore all changes falling within the meaning and range of equivalency of the essential elements of the claims are intended to be embraced therein. Any reference signs in the claims should not be considered as limiting the claims involved.
[0026] The above-described embodiments are only used to illustrate the technical solutions of the present application, and not to limit them; although the present application has been described in detail with reference to the foregoing embodiments, those skilled in the art should understand that they can still modify the technical solutions recorded in the foregoing embodiments, or make equivalent replacements for part of the technical features; and these modifications or replacements do not make the essence of the corresponding technical solutions deviate from the spirit and scope of the technical solutions of the embodiments of the present application.
Claims
1. A raw material mixing device characterized by comprising: The utility model provides mixed box (1) and drive motor (2) including, the mixed box (1) inside rotary connection has stirring rod (3), and stirring rod (3) one end fixed extension to mixed box (1) outside and fixed in drive motor (2) output end, the mixed box (1) top is provided with feeding box (4), and the bottom center position of feeding box (4) is fixed with the discharge hose (5) through, the mixed box (1) top surface below feeding box (4) is fixed with moving rail box (8), and moving rail box (8) side is provided with servo motor (10), moving rail box (8) inside is rotatably connected with screw rod (9) through bearing, and screw rod (9) one end rotatably penetrates to moving rail box (8) outside and is fixed in servo motor (10) output end, the moving sleeve piece (7) of screw rod (9) is screwed on, and support rod (6) bottom surface is fixed on moving sleeve piece (7) top surface, the mixed box (1) top is fixed with the guide fence (11) through, and stirring rod (3) extends to the inside of guide fence (11).
2. The raw material mixing device according to claim 1, characterized by: The utility model provides mixed box (1) inside rotary connection has rubbing roller (13) through bearing above stirring rod (3), and rubbing roller (13) one end is fixed with rotating shaft (14), and one end of two rotating shaft (14) extension to mixed box (1) outside all are fixed with gear (17), and two gear (17) are mutually engaged, and one side rotating shaft (14) and drive motor (2) output end all are fixed with belt pulley (15), and two belt pulley (15) are drivenly connected through transmission belt (16).
3. The raw material mixing device according to claim 1, characterized by: The utility model provides mixed box (1) inside rotary connection has rubbing roller (13) through bearing above stirring rod (3), and rubbing roller (13) one end is fixed with rotating shaft (14), and one end of two rotating shaft (14) extension to mixed box (1) outside all are fixed with gear (17), and two gear (17) are mutually engaged, and one side rotating shaft (14) and drive motor (2) output end all are fixed with belt pulley (15), and two belt pulley (15) are drivenly connected through transmission belt (16).
4. The raw material mixing device according to claim 1, characterized by: The utility model discloses mixed box (1) inside rotary connection has rubbing roller (13) through bearing above stirring rod (3), and rubbing roller (13) one end is fixed with rotating shaft (14), and one end of two rotating shaft (14) extension to mixed box (1) outside all are fixed with gear (17), and two gear (17) are mutually engaged, and one side rotating shaft (14) and drive motor (2) output end all are fixed with belt pulley (15), and two belt pulley (15) are drivenly connected through transmission belt (16).
5. The raw material mixing device according to claim 2, characterized by: The utility model discloses mixed box (1) inside rotary connection has rubbing roller (13) through bearing above stirring rod (3), and rubbing roller (13) one end is fixed with rotating shaft (14), and one end of two rotating shaft (14) extension to mixed box (1) outside all are fixed with gear (17), and two gear (17) are mutually engaged, and one side rotating shaft (14) and drive motor (2) output end all are fixed with belt pulley (15), and two belt pulley (15) are drivenly connected through transmission belt (16).
6. The raw material mixing device according to claim 2, characterized by: The utility model discloses mixed box (1) inside rotary connection has rubbing roller (13) through bearing above stirring rod (3), and rubbing roller (13) one end is fixed with rotating shaft (14), and one end of two rotating shaft (14) extension to mixed box (1) outside all are fixed with gear (17), and two gear (17) are mutually engaged, and one side rotating shaft (14) and drive motor (2) output end all are fixed with belt pulley (15), and two belt pulley (15) are drivenly connected through transmission belt (16).