High-precision lime powder vertical pulverizer capable of repeatedly grinding for multiple times
By adopting a combination design of multiple repeated grinding and cleaning mechanisms in the lime powder grinder, the problems of insufficient grinding and waste of materials in the prior art are solved, efficient lime powder grinding and filtration are achieved, and fine grinding is improved. degree and efficiency.
Patent Information
- Application Number
- CN202420738062.1
- Authority / Receiving Office
- CN · China
- Patent Type
- Utility models(China)
- Current Assignee / Owner
- Filing Date
- 2024-04-11
- Publication Date
- 2024-12-27
- Estimated Expiration
- 2034-04-11
AI Technical Summary
When processing lime, existing grinding machines are not sufficiently ground, resulting in poor fineness of grinding, and lime is easily adhered to the surface of the grinding roller, which affects the grinding effect and causes waste of materials.
A high-fine lime powder vertical mill with repeated grinding is designed, using a combination of grinding mechanism, cleaning mechanism and conveying mechanism, through the combination of grinding rollers, rotors, belts, worm gears, U-shaped plates and worms. Perform repeated grinding and filtering and conveying through a vibrating motor and filter plate to achieve multiple full grinding and cleaning of the slag.
It improves the grinding precision and efficiency of lime powder, avoids the waste of materials adhered to the surface of the grinding roller, and ensures the normal use of the next processing.
Smart Images
Figure CN222240440U_ABST
Abstract
Description
Technical Field
[0001] The utility model relates to the technical field of lime grinding, in particular to a vertical grinding machine for high-fine lime powder that is repeatedly ground for multiple times. Background Art
[0002] The main component of limestone is calcium carbonate (CaCO3). Lime and limestone are raw materials used in large quantities in building materials and industry. Limestone can be directly processed into stone and burned into quicklime. Quicklime CaO absorbs moisture or adds water to become slaked lime. The main component of slaked lime is Ca(OH)2, which can be called calcium hydroxide. Slaked lime is prepared into lime slurry, lime paste, etc., which are used as coating materials and brick and tile bonding. When processing lime, a grinding mill is usually used for grinding. Grinding mills are widely used in the grinding of mineral products in the fields of metallurgy, building materials, chemicals, mining, etc. According to the fineness of the material to be ground and the fineness of the material to be discharged, grinding mills can be divided into vertical swing grinding mills, high-pressure suspension roller grinding mills, etc.
[0003] During processing, the existing grinding mills generally discharge the materials directly after only one grinding, which leads to the problem of insufficient grinding during the grinding process, and the fineness of the grinding cannot be guaranteed, the grinding effect is not good, and the grinding roller used is easily adhered to the surface of lime during grinding, which cannot be handled in time, thus affecting the grinding effect, and the adhered lime remains on the grinding roller, causing material waste and affecting the next processing and use. Therefore, the technical personnel in this field provide a high-fine lime powder vertical grinding mill that repeatedly grinds multiple times to solve the problems raised in the above background technology. Utility Model Content
[0004] 1. Technical issues to be resolved
[0005] In view of the deficiencies in the prior art, the utility model provides a high-fine lime powder vertical mill that can grind repeatedly for multiple times, which has the advantages that the lime powder vertical mill does not grind sufficiently, and solves the above technical problems.
[0006] (II) Technical solution
[0007] To achieve the above-mentioned purpose, the utility model provides the following technical solutions: a high-fine lime powder vertical grinding machine for repeated grinding, comprising a processing box, a feed port is fixedly connected to the top of the processing box, guide plates are fixedly connected to the upper part of the inner side walls of the processing box, a grinding mechanism and a cleaning mechanism are respectively arranged inside the processing box and below the guide plates, a filtering mechanism is arranged below the inside of the processing box, a guide plate is fixedly connected to the inner bottom of the processing box, a discharge port is fixedly arranged below the left side of the processing box, and a conveying mechanism is arranged on the right side of the processing box;
[0008] The grinding mechanism comprises: four grinding rollers are rotatably connected to the inside of the processing box through bearings, the rear ends of the four grinding rollers are fixedly connected to connecting columns, the four connecting columns extend to the rear of the processing box and are fixedly connected to rotating wheels, the four rotating wheels are respectively connected through two belts to form a transmission connection, the rear ends of the two rotating wheels located at the bottom are fixedly connected to worm wheels, the rear end wall of the processing box is fixedly connected to a U-shaped plate, the inner side walls of the U-shaped plate are rotatably connected to worms through bearings, one end of the two worms is fixedly connected to a first conical tooth, a first servo motor is fixedly installed in the middle of the U-shaped plate, and the output end of the first servo motor is fixedly connected to a second conical tooth;
[0009] The cleaning mechanism includes: a group of telescopic rods are fixedly connected to both sides of the interior of the processing box, the telescopic ends of the two groups of telescopic rods are fixedly connected to connecting plates, the outsides of the two groups of connecting plates are provided with springs, and two scrapers are fixedly connected to the adjacent side walls of the two connecting plates.
[0010] As a preferred technical solution of the utility model, the two grinding rollers on the left side are symmetrically arranged with respect to the two grinding rollers on the right side.
[0011] As a preferred technical solution of the utility model, the two worms are meshed with the two worm wheels, and the second conical teeth are meshed with the two first conical teeth.
[0012] As a preferred technical solution of the utility model, the four scrapers are all located on one side.
[0013] As the preferred technical solution of the utility model, the filtering mechanism includes: a support plate is fixedly connected to the lower part of the inner left wall of the processing box, a group of vibration motors are fixedly installed on the top of the support plate, a filter plate is hingedly connected to the lower part of the inner right wall of the processing box, and a slag outlet is arranged below the right wall of the processing box.
[0014] As the preferred technical solution of the present utility model, the conveying mechanism includes: a material storage box is arranged on the right side of the processing box, and a material guide seat is fixedly arranged at the front and rear parts of the inner bottom end of the material storage box, the right side of the processing box is fixedly connected to a barrel through a support, a second servo motor is fixedly installed on the top of the barrel, the output end of the second servo motor passes through the interior of the barrel and is fixedly connected to a dragon, a material pipe is fixedly arranged on the left side wall of the barrel, and one end of the material pipe passes through the upper part of the interior of the processing box.
[0015] Compared with the prior art, the utility model provides a high-fine lime powder vertical grinding machine that can be repeatedly ground, and has the following beneficial effects:
[0016] 1. The utility model sets a grinding mechanism, a cleaning mechanism and a conveying mechanism, and places the lime to be ground into a processing box through a feed port. The added lime can be ground through the cooperation of a grinding roller, a connecting column, a rotating wheel, a belt, a worm gear, a U-shaped plate and a worm, and then the ground material is filtered through the cooperation of a support plate, a vibration motor and a filter plate. The filtered residue can be conveyed and ground again through the cooperation of a storage box, a barrel, a second servo motor and a dragon, so that repeated and sufficient grinding is achieved, and the grinding effect is good and the efficiency is high.
[0017] 2. The utility model sets a cleaning mechanism, and through the elastic force of four springs, the four scrapers are all in contact with one side of the four grinding rollers. As the four grinding rollers rotate, the lime adhering to the surface of the four grinding rollers can be cleaned, which is convenient for better grinding work, avoids material waste, and is convenient for next processing. BRIEF DESCRIPTION OF THE DRAWINGS
[0018] Figure 1 It is a schematic diagram of the overall structure of the utility model;
[0019] Figure 2 This is a schematic diagram of the internal structure of the processing box of the utility model;
[0020] Figure 3 This is a schematic diagram of the structure of the connection between the grinding roller and the rotating wheel of the utility model;
[0021] Figure 4 It is a structural schematic diagram of the connection between the vibration motor and the support plate of the utility model.
[0022] Among them: 1. processing box; 2. feed inlet; 3. guide plate; 4. grinding mechanism; 401. grinding roller; 402. connecting column; 403. rotating wheel; 404. belt; 405. worm wheel; 406. U-shaped plate; 407. worm; 408. first conical tooth; 409. first servo motor; 410. second conical tooth; 5. cleaning mechanism; 501. telescopic rod; 502. connecting plate; 503. spring; 504. scraper; 6. filtering mechanism; 601. support plate; 602. vibration motor; 603. filter plate; 604. slag outlet; 7. guide plate; 8. discharge port; 9. conveying mechanism; 901. storage box; 902. guide seat; 903. barrel; 904. second servo motor; 905. dragon; 906. material pipe. DETAILED DESCRIPTION
[0023] The following is a further detailed description of the implementation of the present invention in conjunction with the accompanying drawings and examples. The following examples are used to illustrate the present invention, but cannot be used to limit the scope of the present invention.
[0024] In the description of the present invention, unless otherwise specified, "multiple" means two or more; the terms "upper", "lower", "left", "right", "inner", "outer", "front end", "rear end", "head", "tail" and the like indicate the orientation or positional relationship based on the orientation or positional relationship shown in the drawings, which is only for the convenience of describing the present invention and simplifying the description, and does not indicate or imply that the device or element referred to must have a specific orientation, be constructed and operate in a specific orientation, and therefore cannot be understood as limiting the present invention. In addition, the terms "first", "second", "third" and the like are only used for descriptive purposes and cannot be understood as indicating or implying relative importance.
[0025] In the description of the present invention, it should be noted that, unless otherwise clearly specified and limited, the terms "connected" and "connection" should be understood in a broad sense, for example, it can be a fixed connection, a detachable connection, or an integral connection; it can be a mechanical connection or an electrical connection; it can be a direct connection or an indirect connection through an intermediate medium. For ordinary technicians in this field, the specific meanings of the above terms in the present invention can be understood according to specific circumstances.
[0026] See also Figure 1-Figure 4 A high-fine lime powder vertical grinding machine for repeated grinding comprises a processing box 1, a feed port 2 is fixedly connected to the top of the processing box 1, guide plates 3 are fixedly connected to the upper part of the inner side walls of the processing box 1, a grinding mechanism 4 and a cleaning mechanism 5 are respectively arranged inside the processing box 1 and below the guide plates 3, a filtering mechanism 6 is arranged below the processing box 1, a guide plate 7 is fixedly connected to the inner bottom of the processing box 1, a discharge port 8 is fixedly arranged below the left side of the processing box 1, and a conveying mechanism 9 is arranged on the right side of the processing box 1;
[0027] The grinding mechanism 4 includes: four grinding rollers 401 are rotatably connected to the inside of the processing box 1 through bearings, and the rear ends of the four grinding rollers 401 are fixedly connected to connecting columns 402. The four connecting columns 402 extend to the rear of the processing box 1 and are fixedly connected to rotating wheels 403. The four rotating wheels 403 are respectively connected through two belts 404 to form a transmission connection. The rear ends of the two rotating wheels 403 located at the bottom are fixedly connected to worm wheels 405. The rear end wall of the processing box 1 is fixedly connected to a U-shaped plate 406. The inner side walls of the U-shaped plate 406 are rotatably connected to worms 407 through bearings. One end of the two worms 407 is fixedly connected to first conical teeth 408. A first servo motor 409 is fixedly installed in the middle of the U-shaped plate 406. The output end of the first servo motor 409 is fixedly connected to second conical teeth 410; the two grinding rollers 401 on the left and the two grinding rollers 401 on the right are symmetrically arranged;
[0028] The two worms 407 are meshed with the two worm wheels 405 , and the second conical teeth 410 are meshed with the two first conical teeth 408 .
[0029] Furthermore, the lime to be ground is placed in the processing box 1 through the feed port 2, and the first servo motor 409 is started. The first servo motor 409 drives the second conical teeth 410 to drive the two first conical teeth 408 to rotate, and its two worm gears 407 then drive the two worm wheels 405 to rotate, and the two rotating wheels 403 below them are then rotated. After being transmitted by two belts 404, the two rotating wheels 403 above them are rotated, and the four grinding rollers 401 can all rotate, so that the added lime can be ground.
[0030] The cleaning mechanism 5 includes: a group of telescopic rods 501 are fixedly connected to both sides of the interior of the processing box 1, the telescopic ends of the two groups of telescopic rods 501 are fixedly connected to connecting plates 502, the outsides of the two groups of connecting plates 502 are provided with springs 503, and two scrapers 504 are fixedly connected to the adjacent side walls of the two connecting plates 502; the four scrapers 504 are all located on one side.
[0031] Furthermore, when the four grinding rollers 401 are grinding, wet lime is easily adhered. When cleaning, the elastic force of the four springs 503 is cooperated so that the four scrapers 504 are all in contact with one side of the four grinding rollers 401. As the four grinding rollers 401 rotate, the lime adhered to the surface of the four grinding rollers 401 can be cleaned, which facilitates better grinding work.
[0032] The filtering mechanism 6 includes: a support plate 601 is fixedly connected to the lower part of the inner left wall of the processing box 1, a group of vibration motors 602 are fixedly installed on the top of the support plate 601, a filter plate 603 is hingedly connected to the lower part of the inner right wall of the processing box 1, and a slag outlet 604 is arranged at the lower part of the right wall of the processing box 1.
[0033] Furthermore, the initially ground material falls onto the filter plate 603, and a set of vibration motors 602 are started to run, thereby vibrating the filter plate 603, so that the material on the filter plate 603 can be filtered, and the filtered material is discharged onto the guide plate 7 through the discharge port 8, and the filtered residue is discharged through the residue discharge port 604.
[0034] The conveying mechanism 9 includes: a storage box 901 is arranged on the right side of the processing box 1, and a material guide seat 902 is fixedly arranged at the front and rear parts of the inner bottom end of the storage box 901; a barrel 903 is fixedly connected to the right side of the processing box 1 through a support, and a second servo motor 904 is fixedly installed on the top of the barrel 903; the output end of the second servo motor 904 passes through the interior of the barrel 903 and is fixedly connected to a dragon 905; a material pipe 906 is fixedly arranged on the left side wall of the barrel 903, and one end of the material pipe 906 passes through the upper part of the interior of the processing box 1.
[0035] Furthermore, the filtered residue is transported to the interior of the storage box 901, and the two material guide seats 902 gather and store the residue. The second servo motor 904 is started to drive the dragon 905 to rotate, and then the residue in the storage box 901 is pumped and transported to the interior of the processing box 1 through the material pipe 906. The residue can be ground again, achieving repeated grinding with good grinding effect and high efficiency.
[0036] Working principle: When in use, the lime to be ground is placed into the processing box 1 through the feed port 2, and the first servo motor 409 is started. The first servo motor 409 drives the second conical teeth 410 to drive the two first conical teeth 408 to rotate, and its two worms 407 drive the two worm wheels 405 to rotate, and the two rotating wheels 403 below them rotate in turn. After being transmitted by two belts 404, the two rotating wheels 403 above them rotate, so that the four grinding rollers 401 can all rotate, and the added lime can be ground. When the four grinding rollers 401 are ground, it is easy to adhere to wet lime. When cleaning, through the elastic force of the four springs 503, the four scrapers 504 are all in contact with one side of the four grinding rollers 401. As the four grinding rollers 401 The lime adhering to the surface of the four grinding rollers 401 can be cleaned by rotation, so as to facilitate better grinding work. The initially ground material falls onto the filter plate 603, and a set of vibration motors 602 are started to run, thereby making the filter plate 603 vibrate, so as to filter the material on the filter plate 603, and the filtered material is discharged to the guide plate 7 and output through the discharge port 8, and the filtered slag is output through the slag discharge port 604, and the filtered slag is transported to the inside of the storage box 901, and the two guide seats 902 gather and store the slag, and start the second servo motor 904 to drive the dragon 905 to rotate, and then the slag in the storage box 901 is pumped and transported to the inside of the processing box 1 through the material pipe 906, so as to grind the slag again, and realize repeated grinding for many times, with good grinding effect and high efficiency.
[0037] Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that various changes, modifications, substitutions and variations may be made to the embodiments without departing from the principles and spirit of the present invention, and that the scope of the present invention is defined by the appended claims and their equivalents.
Claims
1. A vertical grinding machine for producing high-fine lime powder by repeated grinding, comprising a processing box (1), characterized in that: The top of the processing box (1) is fixedly connected with a feed port (2), the upper part of the inner side walls of the processing box (1) are fixedly connected with a material guide plate (3), the inner part of the processing box (1) and below the material guide plate (3) are respectively provided with a grinding mechanism (4) and a cleaning mechanism (5), the lower part of the inner part of the processing box (1) is provided with a filtering mechanism (6), the inner bottom end of the processing box (1) is fixedly connected with a guide plate (7), the lower part of the left side of the processing box (1) is fixedly provided with a discharge port (8), and the right side of the processing box (1) is provided with a conveying mechanism (9); The grinding mechanism (4) comprises: four grinding rollers (401) are rotatably connected to the inside of the processing box (1) via bearings; the rear ends of the four grinding rollers (401) are fixedly connected to connecting posts (402); the four connecting posts (402) extend to the rear of the processing box (1) and are fixedly connected to rotating wheels (403); the four rotating wheels (403) are respectively connected to each other via two belts (404) to form a transmission connection; the rear ends of the two rotating wheels (403) at the bottom are fixedly connected to the connecting posts (402); A worm wheel (405) is connected, the rear end wall of the processing box (1) is fixedly connected to a U-shaped plate (406), both inner side walls of the U-shaped plate (406) are rotatably connected to worms (407) via bearings, one end of the two worms (407) are fixedly connected to first conical teeth (408), a first servo motor (409) is fixedly installed in the middle of the U-shaped plate (406), and the output end of the first servo motor (409) is fixedly connected to a second conical tooth (410); The cleaning mechanism (5) comprises: a group of telescopic rods (501) are fixedly connected to both sides of the interior of the processing box (1); the telescopic ends of the two groups of telescopic rods (501) are fixedly connected to connecting plates (502); springs (503) are arranged on the outside of the two groups of connecting plates (502); and two scrapers (504) are fixedly connected to the adjacent side walls of the two connecting plates (502).
2. A high-fine lime powder vertical grinding machine for repeated grinding according to claim 1, characterized in that: The two grinding rollers (401) on the left side are symmetrically arranged with respect to the two grinding rollers (401) on the right side.
3. A high-fine lime powder vertical grinding machine for repeated grinding according to claim 1, characterized in that: The two worms (407) are meshed with the two worm wheels (405), and the second conical teeth (410) are meshed with the two first conical teeth (408).
4. A high-fine lime powder vertical grinding machine for repeated grinding according to claim 1, characterized in that: The four scrapers (504) are all located on one side.
5. A high-fine lime powder vertical grinding machine for repeated grinding according to claim 1, characterized in that: The filtering mechanism (6) comprises: a support plate (601) fixedly connected to the lower part of the inner left side wall of the processing box (1), a group of vibration motors (602) fixedly installed on the top of the support plate (601), a filter plate (603) hingedly connected to the lower part of the inner right side wall of the processing box (1), and a slag outlet (604) provided at the lower part of the right side wall of the processing box (1).
6. A high-fine lime powder vertical grinding machine for repeated grinding according to claim 1, characterized in that: The conveying mechanism (9) comprises: a material storage box (901) is arranged on the right side of the processing box (1), and a material guide seat (902) is fixedly arranged at the front and rear parts of the inner bottom end of the material storage box (901); the right side of the processing box (1) is fixedly connected to a barrel (903) through a support, and a second servo motor (904) is fixedly installed on the top of the barrel (903); the output end of the second servo motor (904) passes through the interior of the barrel (903) and is fixedly connected to a dragon (905); a material pipe (906) is fixedly arranged on the left side wall of the barrel (903), and one end of the material pipe (906) passes through the upper part of the interior of the processing box (1).