Grinding machine with quantitative feeding function

By introducing a quantitative dispensing function and adjusting the structure of the grinding components in the grinding mill used for lubricant production and processing, the problems of impurity blockage and slow grinding speed in the lubricant grinding process have been solved, achieving efficient grinding of lubricants and improving production efficiency.

CN223655118UActive Publication Date: 2025-12-12SICHUAN OLI TAIER NEW MATERIAL CO LTD
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Patent Information

Application Number
CN202423127468.5
Authority / Receiving Office
CN · China
Patent Type
Utility models(China)
Current Assignee / Owner
Filing Date
2024-12-18
Publication Date
2025-12-12
Estimated Expiration
2034-12-18

AI Technical Summary

Technical Problem

Traditional grinding machines used in lubricant production and processing lack a quantitative dispensing structure and the ability to adjust the direction of the grinding components, which increases the equipment load and affects production efficiency and grinding speed.

Method used

A grinding machine with a quantitative dispensing function was designed. The lubricant is quantitatively dispensed by setting an agitator and rotating threaded rod, and the grinding direction is adjusted by a feed pan and adjusting gear assembly to ensure that the lubricant can be evenly distributed and ground quickly during the grinding process.

Benefits of technology

This technology enables precise dispensing of lubricant, avoiding clogging and waste caused by impurities, and improving production efficiency and grinding speed.

✦ Generated by Eureka AI based on patent content.

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Abstract

The utility model relates to the related technical field of lubricant production and processing, in particular to a grinding machine with a quantitative feeding function, which comprises a material carrying frame, an equipment main body is arranged in the middle of the upper end of the inner side of the material carrying frame, and three circular grooves are formed in the upper end of the equipment main body at equal intervals; grinding cylinders are arranged on the inner sides of the circular grooves of the equipment body, and a supporting assembly is arranged in the middle of the rear side of the upper end of the equipment body. The improved grinding machine with the quantitative feeding function is provided with stirring fans and a rotating threaded rod, the rotating threaded rod is driven by a driving assembly to rotate in a fixed hollow rod, meanwhile, the stirring fan at the upper end of the rotating threaded rod is driven to rotate, and a pressing plate is driven by a threaded structure in the middle of the bottom end to slide along a rectangular sliding groove of the fixed hollow rod; and a certain amount of lubricating agent is squeezed into the annular oil distribution pipe through upward pressure of a pressing plate, and the lubricating agent drips into the grinding cylinder through a valve.
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Description

Technical Field

[0001] This utility model relates to the technical field of lubricant production and processing, specifically to a grinding machine with a quantitative dispensing function. Background Technology

[0002] Lubricants are lubricating media used to reduce the resistance generated by friction and slow down the wear of devices. Lubricants can also cool and prevent contamination when devices are in contact with each other. In order to enhance the performance of lubricants, appropriate additives can be added to them.

[0003] Existing lubricants have some drawbacks during grinding. The amount of lubricant injected cannot be controlled during grinding, which causes a large number of impurities mixed in the lubricant to clog the discharge filter components, affecting the progress of normal production. At the same time, excess lubricant overflows into the grinding structure, resulting in waste.

[0004] In the process of realizing this utility model, the inventors discovered the following problems with the existing technology: 1. Traditional grinding machines used for lubricant production and processing lack a quantitative dispensing structure, which causes the equipment to be overloaded when grinding lubricants, thereby affecting production efficiency; 2. Traditional grinding machines used for lubricant production and processing lack components for adjusting the rotation direction of the grinding structure, so that different grinding directions can accelerate the grinding speed. Utility Model Content

[0005] The purpose of this utility model is to provide a grinding machine with a quantitative dispensing function, so as to solve the problems mentioned in the background art of traditional grinding machines used for lubricant production and processing lacking a quantitative dispensing component and a structure for adjusting the direction of the grinding component. To achieve the above objective, this utility model provides the following technical solution: a grinding machine with a quantitative dispensing function, including a material carrying frame, a main body of the equipment is provided in the middle of the upper inner side of the material carrying frame, and three circular grooves are equally spaced on the upper end of the main body of the equipment. Grinding cylinders are provided inside the circular grooves of the main body of the equipment, and a support component is provided in the middle of the upper rear side of the main body of the equipment.

[0006] The grinding cylinder has a lower grinding roller at the bottom center of its inner side, and an upper grinding roller at the top of the lower grinding roller. Both the upper and lower grinding rollers have connecting shafts with slots in their inner center. The outer ring surface of the middle part of the grinding cylinder has linkage gears. The main body of the equipment has a rotating gear with a slot in its inner center, and a power shaft is located at the bottom center of the rotating gear.

[0007] A feed plate is provided on the upper side of the upper middle part of the upper grinding roller, and an adjusting gear set is sleeved on the part of the connecting shaft located in the middle of the inner side of the upper grinding roller. A columnar groove is opened in the middle of the inner side of the lower grinding roller, and a ring of sawtooth blocks is fixed on the inner wall of the groove. An annular oil distribution pipe is provided below the middle of the front bottom of the support assembly, and three adjusting valves are equally spaced in the middle of the annular oil distribution pipe.

[0008] The support assembly has a feed port in the middle of the upper rear side, and three discharge ports are provided in the bottom surface of the outer ring of the main body of the equipment. A fixed hollow rod is provided in the middle of the inner rear side of the support assembly, and a rotating threaded rod is provided in the middle of the inner side of the fixed hollow rod. Four rectangular sliding grooves are provided in the middle of the outer ring of the fixed hollow rod, and a sealing slide plate is provided on the inner wall of each sliding groove. An agitator is provided in the middle of the upper end of the rotating threaded rod, and a pressure plate is provided in the middle of the bottom end of the rotating threaded rod.

[0009] More preferably, the bottom surface of the main body of the equipment is fixed to the middle of the inner upper surface of the material carrier frame, and the end of the discharge port near the middle of the main body of the equipment is sealed and connected to the bottom of the circular groove of the main body of the equipment through a filter valve. The upper and lower sides of the outer ring surface of the grinding cylinder are connected to the middle of the inner wall of the circular groove of the main body of the equipment through bearings, and the rear bottom of the support assembly is fixed to the middle of the rear side of the upper surface of the main body of the equipment.

[0010] More preferably, an electric motor is installed on the inner rear end of the support assembly, and the upper middle part of the electric motor is connected to the bottom end of the rotating threaded rod through a coupling. Both the upper and lower ends of the rotating threaded rod are bearing connected to the upper and lower middle parts of the inner wall of the fixed hollow rod. The inner middle part of the agitator is fixed to the upper middle part of the rotating threaded rod, and both the upper and lower sides of the middle part of the agitator are bearing connected to the inner wall of the middle part of the fixed hollow rod.

[0011] More preferably, the middle part of the fixed hollow rod is threadedly connected to the inner wall of the middle part of the pressing plate, and the outer ring surface of the pressing plate is slidably connected to the inner rear surface of the support assembly. The middle connecting rod of the pressing plate is slidably connected to the inner wall of the middle rectangular groove of the fixed hollow rod. The upper and lower ends of the sealing slide plate are respectively fixed to the upper end of the rectangular groove of the fixed hollow rod and the upper middle surface of the pressing plate. A set of springs is provided on the middle inner surface of the sealing slide plate.

[0012] More preferably, the upper middle part of the annular oil distribution pipe is fixed to the middle port of the front bottom of the support component through a connecting component, and both ports of the regulating valve are sealed to both sides of the inner wall of the discharge port. Furthermore, the bottom end of the annular oil distribution pipe is grooved and equipped with a liquid replenishment port at the upper part of the middle of the feed plate.

[0013] More preferably, the bottom center of the power shaft is connected to a drive motor via a coupling, and the upper end of the power shaft is fixed to the bottom center surface of the rotating gear. The outer ring ends of the rotating gear are respectively meshed with the outer ring of the linkage gear near the rotating gear. The inner surface of the linkage gear is fixed to the middle outer ring surface of the grinding cylinder, and the outer ring surface of the feed tray is sealed and fixed to the upper inner wall of the grinding cylinder. A circular through groove is provided in the middle of the feed tray.

[0014] More preferably, the bottom end of the connecting shaft is fixed to the bottom end of the inner wall of the lower grinding roller, and the bottom end of the lower grinding roller is fixed to the middle of the bottom end of the inner wall of the grinding cylinder. The middle of the upper end of the connecting shaft is fixed through the middle of the adjusting gear set. The middle of the other end of the adjusting gear set is fixed to the upper and lower sides of the middle inner wall of the middle fixed shaft of the lower grinding roller. The end of the adjusting gear set is meshed with the sawtooth block on the inner wall of the upper grinding roller.

[0015] Compared with the prior art, the beneficial effects of this utility model are as follows:

[0016] In this invention, an agitator and a rotating threaded rod are provided. The rotating threaded rod is driven to rotate inside the fixed hollow rod by a drive assembly. At the same time, the agitator at its upper end rotates and the pressing plate slides along the rectangular groove of the fixed hollow rod through the threaded structure at the bottom center. This allows the agitator to agitate the lubricant raw material to be processed. The pressing plate then uses upward pressure to squeeze a certain amount of lubricant into the interior of the annular oil distribution pipe and drips into the interior of the grinding cylinder through a valve.

[0017] In this invention, a feed tray and an adjusting gear set are provided. The drive motor at the bottom of the power shaft drives the rotating gear at the top of the power shaft to rotate, and through the meshing structure, drives the linkage gear to rotate, so that the grinding cylinder rotates inside the circular groove of the main body of the equipment. At the same time, it drives the lower grinding roller inside the grinding cylinder to rotate, and through the connecting shaft inside the lower grinding roller, it drives the adjusting gear set to drive the upper grinding roller to rotate in the opposite direction through the meshing structure, thereby accelerating the grinding speed. Attached Figure Description

[0018] Figure 1 This is a schematic diagram of the overall structure of this utility model;

[0019] Figure 2 This is an enlarged schematic diagram of the rotating gear structure of this utility model;

[0020] Figure 3 This is an enlarged structural schematic diagram of the grinding cylinder of this utility model;

[0021] Figure 4This is an enlarged schematic diagram of the lower grinding roller structure of this utility model;

[0022] Figure 5 This is an enlarged structural schematic diagram of the fixed hollow rod of this utility model.

[0023] In the diagram: 1. Material loading frame; 2. Main body of equipment; 3. Grinding cylinder; 4. Feed tray; 5. Feed port; 6. Support assembly; 7. Annular oil distribution pipe; 8. Regulating valve; 9. Discharge port; 10. Linkage gear; 11. Power shaft; 12. Rotating gear; 13. Upper grinding roller; 14. Lower grinding roller; 15. Connecting shaft; 16. Adjusting gear set; 17. Agitator fan; 18. Fixed hollow rod; 19. Rotating threaded rod; 20. Sealing slide plate; 21. Pressing plate. Detailed Implementation

[0024] The technical solutions of the present utility model will be clearly and completely described below with reference to the accompanying drawings of the embodiments. Obviously, the described embodiments are only some embodiments of the present utility model, and not all embodiments. Based on the embodiments of the present utility model, all other embodiments obtained by those skilled in the art without creative effort are within the protection scope of the present utility model.

[0025] Please see Figures 1 to 5 This utility model provides a technical solution: a grinding machine with quantitative dispensing function, including a material frame 1, a main body 2 is provided in the middle of the upper inner side of the material frame 1, and three circular grooves are equally spaced on the upper end of the main body 2. Grinding cylinders 3 are provided inside the circular grooves of the main body 2, and a support component 6 is provided in the middle of the upper rear side of the main body 2.

[0026] A lower grinding roller 14 is provided in the middle of the bottom inner side of the grinding cylinder 3, and an upper grinding roller 13 is provided above the upper end of the lower grinding roller 14. A connecting shaft 15 is provided in the middle of the inner side of both the upper grinding roller 13 and the lower grinding roller 14. A linkage gear 10 is provided on the outer ring surface of the middle part of the grinding cylinder 3. A rotating gear 12 is provided in the middle of the inner side of the equipment body 2, and a power shaft 11 is provided in the middle of the bottom end of the rotating gear 12.

[0027] A feed plate 4 is provided on the upper side of the upper middle part of the upper grinding roller 13, and an adjusting gear set 16 is sleeved on the part of the connecting shaft 15 located in the middle of the inner side of the upper grinding roller 13. A columnar groove is opened in the middle of the inner side of the lower grinding roller 14, and a ring of sawtooth blocks is fixed on the inner wall of the groove. An annular oil distribution pipe 7 is provided below the middle of the front bottom of the support component 6, and three adjusting valves 8 are equally spaced in the middle of the annular oil distribution pipe 7.

[0028] The upper rear end of the support component 6 has a groove with a feed port 5, and the bottom surface of the outer ring of the main body 2 has three discharge ports 9 with equal intervals. The inner middle of the rear end of the support component 6 has a fixed hollow rod 18, and the inner middle of the fixed hollow rod 18 has a rotating threaded rod 19. The outer ring surface of the middle of the fixed hollow rod 18 has four rectangular grooves with equal intervals, and the inner wall of each groove is equipped with a sealing slide plate 20. The upper middle of the rotating threaded rod 19 has an agitator 17, and the lower middle of the rotating threaded rod 19 has a pressing plate 21.

[0029] In this embodiment, as Figure 1 As shown, the bottom surface of the main body 2 is fixed to the middle of the upper inner surface of the material frame 1, and the end of the discharge port 9 near the middle of the main body 2 is sealed to the bottom of the circular groove of the main body 2 through a filter valve. The upper and lower sides of the outer ring surface of the grinding cylinder 3 are connected to the middle of the inner wall of the circular groove of the main body 2 through bearings. The rear bottom of the support component 6 is fixed to the middle of the rear side of the upper surface of the main body 2. By connecting the grinding cylinder 3 to the bearing inside the circular groove of the main body 2, the lubricant dripping from the bottom of the annular oil distribution pipe 7 can be ground.

[0030] In this embodiment, as Figure 5 As shown, an electric motor is installed on the inner rear end of the support assembly 6, and the upper middle part of the electric motor is connected to the bottom end of the rotating threaded rod 19 through a coupling. The upper and lower ends of the rotating threaded rod 19 are both bearing connected to the upper and lower middle parts of the inner wall of the fixed hollow rod 18. The inner middle part of the agitator 17 is fixed to the upper middle part of the rotating threaded rod 19, and the upper and lower sides of the middle part of the agitator 17 are both bearing connected to the inner wall of the middle part of the fixed hollow rod 18. The electric motor drives the rotating threaded rod 19 inside the fixed hollow rod 18 to rotate, thereby driving the agitator 17 to rotate so that the agitator 17 can agitate the lubricant inside the support assembly 6.

[0031] In this embodiment, as Figure 5 As shown, the middle part of the fixed hollow rod 18 is threadedly connected to the inner wall of the middle part of the pressure plate 21, and the outer ring surface of the pressure plate 21 is slidably connected to the inner rear surface of the support assembly 6. The middle connecting rod of the pressure plate 21 is slidably connected to the inner wall of the middle rectangular groove of the fixed hollow rod 18. The upper and lower ends of the sealing plate 20 are respectively fixed to the upper end of the rectangular groove of the fixed hollow rod 18 and the middle surface of the upper end of the pressure plate 21. A set of springs is provided on the inner surface of the middle part of the sealing plate 20. By sliding the pressure plate 21 inside the rectangular groove of the fixed hollow rod 18, the pressure plate 21 can squeeze the lubricant on the upper side into the interior of the annular oil distribution pipe 7, and at the same time, the sealing plate 20 achieves the effect of sealing and isolation.

[0032] In this embodiment, as Figure 1 As shown, the upper middle part of the annular oil distribution pipe 7 is fixed to the middle port of the front bottom of the support component 6 through the connecting component, and both sides of the regulating valve 8 are sealed and connected to the inner walls of the discharge port 9. The bottom of the annular oil distribution pipe 7 is located on the upper side of the middle of the feed plate 4 and has a groove for installing a liquid replenishment port. By setting the annular oil distribution pipe 7 on the lower side of the middle of the front bottom of the support component 6, and by setting three liquid replenishment ports at the bottom of the annular oil distribution pipe 7, the liquid replenishment ports can drip the lubricant inside the annular oil distribution pipe 7 into the interior of the grinding cylinder 3.

[0033] In this embodiment, as Figure 2 As shown, the bottom center of the power shaft 11 is connected to a drive motor via a coupling, and the upper end of the power shaft 11 is fixed to the bottom center surface of the rotating gear 12. The outer ring ends of the rotating gear 12 are respectively meshed with the outer ring of the linkage gear 10 near the rotating gear 12. The inner surface of the linkage gear 10 is fixed to the middle outer ring surface of the grinding cylinder 3, and the outer ring surface of the feed plate 4 is sealed and fixed to the upper inner wall of the grinding cylinder 3. A circular through groove is provided in the middle of the feed plate 4. The drive motor at the bottom of the power shaft 11 drives the power shaft 11 to rotate, which in turn drives the rotating gear 12 to rotate, causing the outer linkage gear 10 to rotate and thus rotating the grinding cylinder 3.

[0034] In this embodiment, as Figure 4 As shown, the bottom end of the connecting shaft 15 is fixed to the bottom end of the inner wall of the lower grinding roller 14, and the bottom end of the lower grinding roller 14 is fixed to the middle of the bottom end of the inner wall of the grinding cylinder 3. The middle of the upper end of the connecting shaft 15 is fixed through the middle of the adjusting gear set 16. The middle of the other end of the adjusting gear set 16 is fixed to the upper and lower sides of the middle inner wall of the fixed shaft rod inside the lower grinding roller 14. The end of the adjusting gear set 16 is meshed with the sawtooth block on the inner wall of the upper grinding roller 13. Through the connecting shaft 15 inside the lower grinding roller 14, the grinding cylinder 3 can drive the lower grinding roller 14 to rotate through the connecting shaft 15, and drive the upper grinding roller 13 to rotate in the opposite direction through the adjusting gear set 16 in the middle of the connecting shaft 15.

[0035] The method of use and advantages of this utility model: The grinding machine with quantitative dispensing function operates as follows:

[0036] like Figure 1 , Figure 2 , Figure 3 , Figure 4 and Figure 5As shown, the user first injects the lubricant to be treated into the inside of the support assembly 6 through the feed port 5 and closes the port at the upper end of the feed port 5. Then, the drive assembly inside the support assembly 6 is started. The drive assembly drives the rotating threaded rod 19 to rotate, which in turn drives the agitator 17 at the upper end of the rotating threaded rod 19 to rotate and agitate the lubricant inside the support assembly 6. The threaded structure in the middle of the rotating threaded rod 19 drives the threaded pressure plate 21 to move upward and slide along the rectangular groove of the fixed hollow rod 18, so that the sealing slide plate 20 can compress and seal the outer space of the fixed hollow rod 18. The lubricant falls into the inside of the annular oil distribution pipe 7 along the support assembly 6. The lubricant is prevented from flowing back inside the annular oil distribution pipe 7 by adjusting the valve 8.

[0037] Lubricant falls into the grinding cylinder 3 through the replenishment port at the bottom of the annular oil distribution pipe 7. The electric motor inside the main body 2 drives the upper rotating gear 12 to rotate through the power shaft 11. At the same time, it drives the outer linkage gear 10 to rotate through the meshing structure. This allows the rotation of the grinding cylinder 3 to drive the lower grinding roller 14 to rotate through the connecting shaft 15. The adjusting gear group 16 at the middle of the upper end of the connecting shaft 15 drives the upper grinding roller 13 to rotate through the meshing structure. The lubricant falls down the slope of the feed plate 4 into the groove of the upper grinding roller 13 and into various parts of the grinding cylinder 3. It is then ground by rotation and finally flows out through the discharge port 9 and is temporarily stored inside the material frame 1.

[0038] The foregoing has shown and described the basic principles, main features, and advantages of this utility model. Those skilled in the art should understand that this utility model is not limited to the above embodiments. The embodiments and descriptions in the specification are merely preferred examples and are not intended to limit the utility model. Various changes and modifications can be made to this utility model without departing from its spirit and scope, and all such changes and modifications fall within the scope of the claimed utility model. The scope of protection of this utility model is defined by the appended claims and their equivalents.

Claims

1. A grinding machine with quantitative dispensing function, comprising a material carrier frame (1), characterized in that: The inner upper middle part of the material frame (1) is provided with the main body (2), and the upper end of the main body (2) is provided with three circular grooves at equal intervals. The inner side of each circular groove of the main body (2) is provided with a grinding cylinder (3), and the upper rear middle part of the main body (2) is provided with a support component (6). The grinding cylinder (3) has a lower grinding roller (14) at the bottom center of its inner side, and an upper grinding roller (13) is provided above the upper end of the lower grinding roller (14). The upper grinding roller (13) and the lower grinding roller (14) are both provided with a connecting shaft (15) through a slot in their inner center. The grinding cylinder (3) has a linkage gear (10) on its outer ring surface in the middle. The equipment body (2) has a rotating gear (12) through a slot in its inner center, and a power shaft (11) is provided at the bottom center of the rotating gear (12). The upper grinding roller (13) has a feed plate (4) on the upper side of the middle of the upper end, and the connecting shaft (15) is fitted with an adjusting gear set (16) at the middle of the inner side of the upper grinding roller (13). The lower grinding roller (14) has a columnar groove in the middle of the inner side, and a ring of sawtooth blocks is fixed on the inner wall of the groove. The support assembly (6) has an annular oil distribution pipe (7) at the lower part of the middle of the front bottom end, and three adjusting valves (8) are evenly spaced in the middle of the annular oil distribution pipe (7). The support assembly (6) has a groove in the middle of the upper rear side with a feed port (5), and the bottom surface of the outer ring of the main body (2) has three discharge ports (9) with equal spacing. The support assembly (6) has a fixed hollow rod (18) in the middle of the inner rear side, and a rotating threaded rod (19) in the middle of the inner side of the fixed hollow rod (18). The fixed hollow rod (18) has four rectangular grooves in the middle of the outer ring surface with equal spacing, and the inner wall of each groove is provided with a sealing plate (20). The rotating threaded rod (19) has an agitator (17) in the middle of the upper end, and a pressing plate (21) in the middle of the bottom end.

2. The grinding machine with quantitative dispensing function according to claim 1, characterized in that: The bottom surface of the main body of the equipment (2) is fixed to the middle of the upper inner surface of the material frame (1), and the end of the discharge port (9) near the middle of the main body of the equipment (2) is sealed to the bottom of the circular groove of the main body of the equipment (2) through a filter valve. The upper and lower sides of the outer ring surface of the grinding cylinder (3) are connected to the middle of the inner wall of the circular groove of the main body of the equipment (2) through bearings. The rear bottom of the support component (6) is fixed to the middle of the rear side of the upper surface of the main body of the equipment (2).

3. The grinding machine with quantitative dispensing function according to claim 1, characterized in that: An electric motor is installed on the inner rear end of the support assembly (6), and the upper middle part of the electric motor is connected to the bottom end of the rotating threaded rod (19) through a coupling. Both the upper and lower ends of the rotating threaded rod (19) are connected to the middle of the upper and lower sides of the inner wall of the fixed hollow rod (18) by bearings. The middle of the inner side of the stirring fan (17) is fixed to the middle of the upper end of the rotating threaded rod (19), and both the upper and lower sides of the middle part of the stirring fan (17) are connected to the inner wall of the middle part of the fixed hollow rod (18) by bearings.

4. The grinding machine with quantitative dispensing function according to claim 1, characterized in that: The middle part of the fixed hollow rod (18) is threadedly connected to the inner wall of the middle part of the pressing plate (21), and the outer ring surface of the pressing plate (21) is slidably connected to the inner rear end surface of the support assembly (6). The middle connecting rod of the pressing plate (21) is slidably connected to the inner wall of the middle rectangular groove of the fixed hollow rod (18). The upper and lower ends of the sealing slide plate (20) are respectively fixed to the upper end of the rectangular groove of the fixed hollow rod (18) and the middle surface of the upper end of the pressing plate (21). A set of springs is provided on the middle inner surface of the sealing slide plate (20).

5. The grinding machine with quantitative dispensing function according to claim 1, characterized in that: The upper middle part of the annular oil distribution pipe (7) is fixed to the middle port of the front bottom of the support component (6) by a connecting component, and both ports of the regulating valve (8) are sealed to the inner walls of the discharge port (9). The bottom of the annular oil distribution pipe (7) is located on the upper part of the middle of the feed plate (4) and a liquid replenishment port is installed by slotting.

6. The grinding machine with quantitative dispensing function according to claim 1, characterized in that: The bottom middle of the power shaft (11) is connected to a drive motor via a coupling, and the upper end of the power shaft (11) is fixed to the bottom middle surface of the rotating gear (12). The outer ring end of the rotating gear (12) is respectively meshed with the outer ring of the linkage gear (10) near the rotating gear (12). The inner surface of the linkage gear (10) is fixed to the middle outer ring surface of the grinding cylinder (3). The outer ring surface of the feed plate (4) is sealed and fixed to the upper inner wall of the grinding cylinder (3). A circular through groove is opened in the middle of the feed plate (4).

7. The grinding machine with quantitative dispensing function according to claim 1, characterized in that: The bottom end of the connecting shaft (15) is fixed to the bottom end of the inner wall of the lower grinding roller (14), and the bottom end of the lower grinding roller (14) is fixed to the middle of the bottom end of the inner wall of the grinding cylinder (3). The middle of the upper end of the connecting shaft (15) is fixed through the middle of the adjusting gear set (16). The middle of the other end of the adjusting gear set (16) is fixed to the upper and lower sides of the middle inner wall of the fixed shaft rod in the middle of the inner side of the lower grinding roller (14), and the end of the adjusting gear set (16) is meshed with the sawtooth block on the inner wall of the upper grinding roller (13).