Bean grinder with feeding structure

Abstract

The utility model relates to a bean grinder with a feeding structure, which comprises a bean storage bin for containing coffee beans and a grinding device for grinding the coffee beans from the bean storage bin, the bean storage bin is provided with a striker plate for controlling the coffee beans in the bean storage bin to enter the grinding device, and a guide structure is arranged between the striker plate and the bean storage bin. The material blocking plate can slide on the bean storage bin through a guide structure so as to control the amount of coffee beans entering the grinding device. Specifically, the guide structure allows the striker plate to slide in the bean storage bin, flowing of coffee beans is controlled by adjusting the position of the striker plate, a user can adjust the position of the striker plate according to needs so as to control the amount of the coffee beans entering the grinding device from the bean storage bin, flexible feeding control is achieved, and therefore the grinding amount can be flexibly controlled according to needs; and waste caused by excessive grinding is avoided.

Description

Technical Field

[0001] The utility model relates to the technical field of coffee bean grinders, in particular to a coffee bean grinder with a feeding structure. Background Art

[0002] A coffee bean grinder is a tool used to grind coffee beans into coffee powder or small particles. Chinese patent document No. CN212879002U disclosed a coffee bean grinder with adjustable coffee bean grinding coarseness in 2021. The invention specifically discloses a housing, a bean dissolving device is arranged above the housing, a grinding bin and a grinding assembly arranged in the grinding bin are arranged in the housing, a driving assembly is arranged in the housing, the grinding assembly includes an inner grinding disc, the driving assembly includes a driving shaft connected to the inner grinding disc in a transmission manner, the upper end of the driving shaft is slidably connected to the inner grinding disc, a threaded groove screwed on the driving shaft is provided at the lower end of the adjusting sleeve, an inner hexagonal hole is provided on the upper end surface of the adjusting sleeve, a threaded groove portion is provided on the upper end surface of the driving shaft, a cover for sealing the inner hexagonal hole is provided on the adjusting sleeve, a stud screwed in the threaded groove portion extends below the cover, a shoulder is formed on the driving shaft, a spring is sleeved on the driving shaft, the upper end of the spring abuts against the lower end surface of the inner grinding disc, and the lower end of the spring abuts against the shoulder. In the above-mentioned patent document, the bean dissolving device only has a diverter cover, so that a large part of the coffee beans flow into the grinding chamber, so that the grinding chamber always stores a large amount of coffee beans, which is inconvenient to take out the coffee beans inside and is not conducive to cleaning.

[0003] Therefore, further improvement is needed. Utility Model Content

[0004] Based on this, the purpose of the utility model is to provide a coffee bean grinder with a feeding structure to overcome the shortcomings of the prior art. The feeding structure can control the amount of coffee beans input into the grinding chamber, and the feeding structure can be disassembled from the top of the machine body to facilitate cleaning of the feeding structure.

[0005] A bean grinder with a feeding structure designed for this purpose comprises a bean storage bin for containing coffee beans and a grinding device for grinding the coffee beans from the bean storage bin, the bean storage bin is provided with a baffle plate for controlling the coffee beans in the bean storage bin to enter the grinding device, a guide structure is provided between the baffle plate and the bean storage bin, and the baffle plate can slide on the bean storage bin through the guide structure to control the amount of coffee beans entering the grinding device.

[0006] A material guide cylinder is provided at the bottom of the bean storage bin, and the coffee beans in the bean storage bin are transported to the grinding device through the material guide cylinder. The material baffle plate is located between the bean storage bin and the material guide cylinder, and the size of the communication opening between the bean storage bin and the material guide cylinder is controlled by pulling the material baffle plate.

[0007] The guide structure includes guide ribs arranged on the baffle plate and guide grooves arranged between the bean storage bin and the material guiding cylinder, and the baffle plate slides along the guide grooves through the guide ribs.

[0008] An anti-detachment portion for preventing the baffle plate from detaching relative to the bean storage bin is provided on the end of the guide rib, and the anti-detachment portion abuts against the edge of the opening at the end of the material guide barrel.

[0009] The bean storage bin is provided with an opening matching the baffle plate, the baffle plate is provided with a stopper covering the opening, the stopper is fitted with the outer peripheral edge of the bean storage bin, and a handle is provided on the stopper.

[0010] A connecting structure is provided between the bean storage bin and the material guiding cylinder, and the connecting structure includes a connecting column arranged on the bean storage bin and a connecting portion arranged on the outer peripheral edge of the material guiding cylinder, the connecting portion is matched with the connecting column, and a screw passes through the connecting portion and is connected to the connecting column to realize fixed installation of the material guiding cylinder on the bean storage bin.

[0011] The bean grinder also includes a body, a window is provided on the top of the body, a connecting cover is provided on the window, the connecting cover is connected with the bean storage bin and covers the window; an extending portion extending upward is provided on the connecting cover, the bean storage bin is provided with a surrounding edge extending downward corresponding to the extending portion, the bean storage bin cooperates with the extending portion through the surrounding edge, so that the bean storage bin is fixedly installed on the body;

[0012] An opening is provided in the middle of the connecting cover for the material guide cylinder to pass through, so that the coffee beans in the bean storage bin are transported to the grinding device through the material guide cylinder.

[0013] An elastic lock buckle is provided on the circumferential inner side wall of the window, and the connection cover is provided with a lock groove corresponding to the elastic lock buckle. When the connection cover is installed on the window, the elastic lock buckle cooperates with the lock groove, so that the connection cover is fixedly installed on the window;

[0014] A top cover is provided on the top of the machine body, and the top cover can be detachably mounted on the machine body. The window is located on the top cover, and a positioning groove is provided on the top cover. A connecting hole is provided on the positioning groove, and a screw passes through the connecting hole and is connected with the grinding device to realize fixed installation of the top cover on the top of the machine body.

[0015] A positioning protrusion protruding outward is provided on the outer circumference of the connection cover. When the connection cover is installed on the window, the positioning protrusion is positioned on the positioning groove.

[0016] The grinding device comprises an upper cutter disc and a lower cutter disc which cooperate with each other, and the machine body is also provided with a driving motor which drives the lower cutter disc to rotate relative to the upper cutter disc.

[0017] A bean grinder with a feeding structure in the above-mentioned embodiment includes a bean storage bin for holding coffee beans and a grinding device for grinding coffee beans from the bean storage bin. The bean storage bin is provided with a baffle plate for controlling the coffee beans in the bean storage bin to enter the grinding device. A guide structure is provided between the baffle plate and the bean storage bin. The baffle plate can slide on the bean storage bin through the guide structure to control the amount of coffee beans entering the grinding device. Specifically, the guide structure allows the baffle plate to slide on the bean storage bin, and the flow of coffee beans is controlled by adjusting the position of the baffle plate. The user can adjust the position of the baffle plate as needed to control the amount of coffee beans entering the grinding device from the bean storage bin, thereby achieving flexible feeding control, so that the grinding amount can be flexibly controlled according to demand to avoid waste caused by excessive grinding. BRIEF DESCRIPTION OF THE DRAWINGS

[0018] The drawings constituting a part of the present application are used to provide a further understanding of the present invention. The illustrative embodiments of the present invention and the description thereof are used to explain the present invention and do not constitute an improper limitation on the present invention.

[0019] In order to more clearly illustrate the technical solutions in the embodiments of the present invention, the drawings required for use in the description of the embodiments will be briefly introduced below. Obviously, the drawings described below are only some embodiments of the present invention. For ordinary technicians in this field, other drawings can be obtained based on these drawings without creative work.

[0020] Figure 1 Schematic diagram of the overall structure of a coffee bean grinder in one embodiment of the utility model.

[0021] Figure 2 This is an exploded view of the machine body and bean storage bin in one embodiment of the utility model.

[0022] Figure 3 This is an exploded view of the machine body and bean storage bin in another direction in one embodiment of the utility model.

[0023] Figure 4 This is a cross-sectional view of the overall structure of a coffee bean grinder in one embodiment of the utility model.

[0024] Figure 5 for Figure 4 Enlarged view of part A in the middle.

[0025] Figure 6 It is a cross-sectional view of the blocking plate and bean storage bin structure in one embodiment of the utility model.

[0026] Figure 7 for Figure 6 Enlarged view of part B in the middle.

[0027] Figure 8 This is a cross-sectional view of the structure of the bean storage bin with the baffle plate opened in one embodiment of the utility model.

[0028] Fig. 9 for Figure 8 Enlarged view of part C in the middle.

[0029] Fig.10 This is an exploded sectional view of the machine body and bean storage bin in one embodiment of the utility model.

[0030] Fig.11 This is an exploded view of the overall structure of the coffee grinder in one embodiment of the utility model.

[0031] Fig.12 and Fig.13 They are respectively exploded views of the overall structure of the coffee grinder in another direction in one embodiment of the utility model.

[0032] Fig.14 This is a sectional view (stereoscopic) of the overall structure of an embodiment of the utility model.

[0033] Fig.15 This is an exploded view of the overall structure of the coffee grinder in one embodiment of the utility model.

[0034] Fig.16 It is a schematic diagram of the connection structure between the window and the connection cover in one embodiment of the utility model. DETAILED DESCRIPTION

[0035] In order to make the above-mentioned purposes, features and advantages of the utility model more obvious and easy to understand, the specific implementation methods of the utility model are described in detail below in conjunction with the accompanying drawings. In the following description, many specific details are set forth to facilitate a full understanding of the utility model. However, the utility model can be implemented in many other ways different from those described herein, and those skilled in the art can make similar improvements without violating the connotation of the utility model, so the utility model is not limited by the specific embodiments disclosed below.

[0036] like Figure 1-Figure 13 As shown, a bean grinder with a feeding structure is provided, including a bean storage bin 1 for containing coffee beans and a grinding device 2 for grinding the coffee beans from the bean storage bin 1, a baffle plate 3 for controlling the coffee beans in the bean storage bin 1 to enter the grinding device 2 is provided on the bean storage bin 1, a guide structure 4 is provided between the baffle plate 3 and the bean storage bin 1, and the baffle plate 3 can slide on the bean storage bin 1 through the guide structure 4 to control the amount of coffee beans entering the grinding device 2.

[0037] Specifically, the guide structure 4 allows the baffle plate 3 to slide in the bean storage bin 1, and the flow of coffee beans is controlled by adjusting the position of the baffle plate 3. The user can adjust the position of the baffle plate 3 as needed to control the amount of coffee beans entering the grinding device 2 from the bean storage bin 1, thereby achieving flexible feed control, so that the grinding amount can be flexibly controlled according to demand to avoid waste caused by excessive grinding.

[0038] Further, if Figure 7 and Fig. 9 As shown, a material guide cylinder 5 is provided at the bottom of the bean storage bin 1, and the coffee beans in the bean storage bin 1 are transported to the grinding device 2 through the material guide cylinder 5. A baffle plate 3 is located between the bean storage bin 1 and the material guide cylinder 5. By pulling the baffle plate 3, the size of the communication opening between the bean storage bin 1 and the material guide cylinder 5 can be controlled.

[0039] Specifically, the bottom of the bean storage bin is connected to a material guide cylinder, and the coffee beans are transported to the grinding device through the material guide cylinder. By pulling out the baffle plate 3 to control the size of the communication opening between the bean storage bin 1 and the material guide cylinder 5, the feed amount of coffee beans can be controlled more accurately.

[0040] Further, if Figure 7 and Fig. 9 As shown, the guide structure 4 includes a guide rib 401 arranged on the baffle plate 3 and a guide groove 402 arranged between the bean storage bin 1 and the guide cylinder 5, and the baffle plate 3 slides along the guide groove 402 through the guide rib 401.

[0041] Specifically, when the user adjusts the baffle plate 3, the guide rib 401 moves along the guide groove 402, ensuring that the baffle plate 3 always remains in the correct position and can smoothly adjust the size of the communication opening between the bean storage bin 1 and the material guide barrel 5.

[0042] Further, if Fig.12 and Fig.13 As shown, an anti-detachment portion 403 for preventing the baffle plate 3 from detaching relative to the bean storage bin 1 is provided on the end of the guide rib 401, and the anti-detachment portion 403 abuts against the edge of the opening at the end of the material guide barrel 5.

[0043] Specifically, when the user adjusts the baffle plate 3, the anti-slip portion 403 ensures that the baffle plate 3 always remains in the guide groove 402 to prevent it from sliding out of the structural range of the bean storage bin 1 and the material guide barrel 5.

[0044] Further, if Fig.12 and Fig.13 As shown, the bean storage bin 1 is provided with an opening 101 matching with the baffle plate 3, the baffle plate 3 is provided with a stopper 301 covering the opening 101, the stopper 301 is arranged in close contact with the outer peripheral edge of the bean storage bin 1, and a handle 302 is provided on the stopper 301.

[0045] Specifically, the bean storage bin 1 is provided with an opening 101 matching the baffle plate 3, and the baffle plate 3 is provided with a stopper 301 covering the opening 101; the stopper 301 is provided with a handle 302, and the user can conveniently pull or push back the baffle plate 3 through the handle 302 to adjust the size of the connecting opening between the bean storage bin 1 and the guide cylinder 5 to control the flow of coffee beans.

[0046] Further, if Fig.12 As shown, a connection structure is provided between the bean storage bin 1 and the material guiding barrel 5, and the connection structure includes a connection column 102 arranged on the bean storage bin 1 and a connection portion 501 arranged on the outer peripheral edge of the material guiding barrel 5, the connection portion 501 is matched with the connection column 102, and a screw passes through the connection portion 501 and is connected to the connection column 102, so that the material guiding barrel 5 is fixedly installed on the bean storage bin 1.

[0047] Specifically, the design of the connecting column 102 and the connecting portion 501 ensures a stable connection between the material guide barrel 5 and the bean storage bin 1, avoiding the problem of loosening or falling off during use.

[0048] Further, if Figure 5 and Fig.10 As shown, the coffee bean grinder also includes a body 6, a window 601 is provided on the top of the body 6, a connecting cover 7 is provided on the window 601, the connecting cover 7 is connected to the bean storage bin 1 and covers the window 601; the connecting cover 7 is provided with an extension portion 701 extending upward, and the bean storage bin 1 is provided with a peripheral edge 103 extending downward corresponding to the extension portion 701, and the bean storage bin 1 cooperates with the extension portion 701 through the peripheral edge 103 to achieve fixed installation of the bean storage bin 1 on the body 6.

[0049] Specifically, the extension portion 701 provides a stable support point, and the surrounding edge 103 extends downward to cooperate with the extension portion 701, so that the bean storage bin 1 can be firmly fixed on the machine body 6; through the close cooperation between the extension portion 701 and the surrounding edge 103, the bean storage bin 1 is fixed on the machine body 6, and it is convenient for the user to disassemble and clean the bean storage bin 1.

[0050] Further, if Fig.11 As shown, an opening 702 for the material guide cylinder 5 to pass through is provided in the middle of the connecting cover 7, so that the coffee beans in the bean storage bin 1 are transported to the grinding device 2 through the material guide cylinder 5.

[0051] Specifically, the setting of the opening 702 ensures that the material guide barrel 5 can smoothly pass through the connecting cover 7, thereby achieving smooth transportation of coffee beans, and facilitates the user to quickly disassemble the material guide barrel for cleaning and maintenance.

[0052] Further, if Figure 11-Figure 16As shown, an elastic lock buckle 6012 is provided on the circumferential inner wall of the window 601, and a locking groove 704 is provided on the connection cover 7 corresponding to the elastic lock buckle 6012. When the connection cover 7 is installed on the window 601, the elastic lock buckle 6012 cooperates with the locking groove 704, so that the connection cover 7 is fixedly installed on the window 601.

[0053] Specifically, through the cooperation of the elastic lock buckle 6012 and the lock groove 704, it is ensured that the connection cover 7 can be firmly installed on the window 601, and will not accidentally move or loosen during use, thereby improving the stability and reliability of the entire bean grinding device, while maintaining the easy-to-operate feature, improving the convenience and safety of the entire bean grinding device; the elastic lock buckle 6012 bends when the connection cover 7 is installed on the window 601, and then releases when it is in the correct position to ensure that the connection cover 4 can be firmly fixed on the window 101.

[0054] Further, if Fig.15 As shown, a top cover 10 is provided on the top of the body 6, and the top cover 10 can be detachably mounted on the body 6, a window 601 is located on the top cover 10, a positioning groove 1001 is provided on the top cover 10, a connecting hole 1002 is provided on the positioning groove 1001, and a screw passes through the connecting hole 1002 and is connected with the grinding device 2 to realize that the top cover 10 is fixedly mounted on the top of the body 6.

[0055] Specifically, when the top cover 10 is removed from the body 6, it is necessary to remove the connecting cover 7, and then use a tool to extend from the connecting hole 1002 to tighten the screw, so that the top cover 10 can be removed and installed on the body 6, and the grinding device 2 can be removed from the window 601 for cleaning or maintenance without moving or turning over the entire machine, making the disassembly and cleaning process more convenient, and also reducing the number of parts that the user needs to handle, thereby improving the efficiency and speed of the entire cleaning process, and it has a simple structure and reliable performance; when the user cleans, first remove the bean storage bin 1 on the connecting cover 7, and then take out the connecting cover 7, and then take out the accessories of the grinding device 2 one by one or simultaneously, and the bean storage bin 1 and the grinding device 2 are both taken out and cleaned above the body 6, so that there is no need to move or turn over the entire machine, making the disassembly and cleaning process more convenient.

[0056] Further, if Fig.11 As shown, a positioning protrusion 703 protruding outward is provided on the periphery of the connection cover 7 . When the connection cover 7 is installed on the window 601 , the positioning protrusion 703 is positioned on the positioning groove 1001 .

[0057] Specifically, a plurality of positioning protrusions 703 and positioning grooves 1001 are designed around the connection cover 7 and the window 601 to further improve the stability of the connection and the accuracy of installation, prevent loosening, and improve safety.

[0058] Further, if Fig.10As shown, the grinding device 2 includes an upper cutter disc 201 and a lower cutter disc 202 that cooperate with each other, and the machine body 6 is also provided with a driving motor that drives the lower cutter disc 202 to rotate relative to the upper cutter disc 201.

[0059] Specifically, the lower cutter disc 201 is driven by a driving motor to rotate relative to the upper cutter disc 201, and the coffee beans are cut and ground into powder, thereby achieving automatic grinding. The speed of the motor can be adjusted to control the coarseness of the coffee powder.

[0060] Further, if Fig.10 As shown, a material guide seat 8 is provided in the bean storage bin 1, and the coffee beans in the bean storage bin 1 flow evenly toward the material guide cylinder 5 through the material guide seat 8.

[0061] Further, if Fig.10 As shown, a cover 9 is provided on the top of the bean storage bin 1, and the cover 9 can be opened or flipped open or closed relative to the bean storage bin 1.

[0062] In the description of the present invention, it should be understood that the terms "center", "longitudinal", "lateral", "length", "width", "thickness", "up", "down", "front", "back", "left", "right", "vertical", "horizontal", "top", "bottom", "inside", "outside", "clockwise", "counterclockwise", "axial", "radial", "circumferential" and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the accompanying drawings, and are only for the convenience of describing the present invention and simplifying the description, and do not indicate or imply that the referred device or element must have a specific orientation, be constructed and operated in a specific orientation, and therefore should not be understood as a limitation on the present invention.

[0063] In addition, the terms "first" and "second" are used for descriptive purposes only and cannot be understood as indicating or implying relative importance or implicitly indicating the number of the indicated technical features. Therefore, the features defined as "first" and "second" may explicitly or implicitly include at least one of the features. In the description of the present utility model, the meaning of "plurality" is at least two, such as two, three, etc., unless otherwise clearly and specifically defined.

[0064] In the present invention, unless otherwise clearly defined and specified, the terms "installed", "connected", "connected", "fixed" and the like 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, it can be the internal connection of two elements or the interaction relationship between two elements, unless otherwise clearly defined. For ordinary technicians in this field, the specific meanings of the above terms in the present invention can be understood according to specific circumstances.

[0065] In the present utility model, unless otherwise clearly specified and limited, a first feature being "above" or "below" a second feature may mean that the first and second features are in direct contact, or the first and second features are in indirect contact through an intermediate medium. Moreover, a first feature being "above", "above" or "above" a second feature may mean that the first feature is directly above or obliquely above the second feature, or simply means that the first feature is higher in level than the second feature. A first feature being "below", "below" or "below" a second feature may mean that the first feature is directly below or obliquely below the second feature, or simply means that the first feature is lower in level than the second feature.

[0066] It should be noted that when an element is referred to as being "fixed to" or "disposed on" another element, it may be directly on the other element or there may be a central element. When an element is considered to be "connected to" another element, it may be directly connected to the other element or there may be a central element at the same time. The terms "vertical", "horizontal", "upper", "lower", "left", "right" and similar expressions used herein are for illustrative purposes only and do not represent the only implementation method.

[0067] It should also be understood that when explaining the connection relationship or positional relationship of elements, although not explicitly described, the connection relationship and positional relationship are interpreted as including an error range, which should be within the acceptable deviation range of a specific value determined by those skilled in the art. For example, "approximately", "approximately" or "substantially" may mean within one or more standard deviations, which are not limited here.

[0068] The technical features of the above embodiments may be combined arbitrarily. To make the description concise, not all possible combinations of the technical features in the above embodiments are described. However, as long as there is no contradiction in the combination of these technical features, they should be considered to be within the scope of this specification.

[0069] The above embodiments only express several implementation methods of the utility model, and the descriptions are relatively specific and detailed, but they cannot be understood as limiting the scope of the utility model patent. It should be pointed out that for ordinary technicians in this field, several modifications and improvements can be made without departing from the concept of the utility model, which all belong to the protection scope of the utility model. Therefore, the protection scope of the utility model patent shall be based on the attached claims.

Claims

1. A coffee bean grinder with a feeding structure, characterized in that: The invention comprises a bean storage bin (1) for containing coffee beans and a grinding device (2) for grinding the coffee beans from the bean storage bin (1); the bean storage bin (1) is provided with a baffle plate (3) for controlling the coffee beans in the bean storage bin (1) to enter the grinding device (2); a guide structure (4) is provided between the baffle plate (3) and the bean storage bin (1); the baffle plate (3) can slide on the bean storage bin (1) via the guide structure (4) to control the amount of coffee beans entering the grinding device (2).

2. The coffee bean grinder with a feeding structure according to claim 1, characterized in that: A material guide cylinder (5) is provided at the bottom of the bean storage bin (1), and the coffee beans in the bean storage bin (1) are transported to the grinding device (2) via the material guide cylinder (5). The material baffle plate (3) is located between the bean storage bin (1) and the material guide cylinder (5), and the size of the communication opening between the bean storage bin (1) and the material guide cylinder (5) is controlled by pulling the material baffle plate (3).

3. The coffee bean grinder with a feeding structure according to claim 2, characterized in that: The guide structure (4) comprises a guide rib (401) provided on the material baffle plate (3) and a guide groove (402) provided between the bean storage bin (1) and the material guide cylinder (5); the material baffle plate (3) slides along the guide groove (402) via the guide rib (401).

4. The coffee bean grinder with a feeding structure according to claim 3, characterized in that: An anti-detachment portion (403) for preventing the material baffle plate (3) from detaching relative to the bean storage bin (1) is provided at the end of the guide rib (401), and the anti-detachment portion (403) abuts against the edge of the end opening of the material guide barrel (5).

5. The coffee bean grinder with a feeding structure according to claim 3, characterized in that: The bean storage bin (1) is provided with an opening (101) matching the material baffle plate (3); the material baffle plate (3) is provided with a stopper (301) covering the opening (101); the stopper (301) is arranged in close contact with the outer peripheral edge of the bean storage bin (1); and a handle (302) is provided on the stopper (301).

6. The coffee bean grinder with a feeding structure according to claim 2, characterized in that: A connection structure is provided between the bean storage bin (1) and the material guide barrel (5), the connection structure comprising a connection column (102) arranged on the bean storage bin (1) and a connection portion (501) arranged on the outer peripheral edge of the material guide barrel (5), the connection portion (501) being matched with the connection column (102), and a screw passing through the connection portion (501) is connected to the connection column (102), so that the material guide barrel (5) is fixedly mounted on the bean storage bin (1).

7. The coffee bean grinder with a feeding structure according to claim 2, characterized in that: The coffee bean grinder further comprises a machine body (6), a window (601) being provided on the top of the machine body (6), a connecting cover (7) being provided on the window (601), the connecting cover (7) being connected to the bean storage bin (1) and covering the window (601); an extending portion (701) extending upward is provided on the connecting cover (7), the bean storage bin (1) being provided with a peripheral edge (103) extending downward corresponding to the extending portion (701), the bean storage bin (1) being matched with the extending portion (701) via the peripheral edge (103) so as to realize that the bean storage bin (1) is fixedly mounted on the machine body (6); An opening (702) is provided in the middle of the connecting cover (7) for the material guide cylinder (5) to pass through, so that the coffee beans in the bean storage bin (1) are transported to the grinding device (2) through the material guide cylinder (5).

8. The coffee bean grinder with a feeding structure according to claim 7, characterized in that: An elastic lock buckle (6012) is provided on the circumferential inner side wall of the window (601), and the connection cover (7) is provided with a lock groove (704) corresponding to the elastic lock buckle (6012). When the connection cover (7) is installed on the window (601), the elastic lock buckle (6012) cooperates with the lock groove (704), so that the connection cover (7) is fixedly installed on the window (601); A top cover (10) is provided on the top of the machine body (6), and the top cover (10) can be detachably mounted on the machine body (6). The window (601) is located on the top cover (10), and a positioning groove (1001) is provided on the top cover (10). A connecting hole (1002) is provided on the positioning groove (1001). A screw passes through the connecting hole (1002) and is connected with the grinding device (2) to achieve fixed mounting of the top cover (10) on the top of the machine body (6).

9. The coffee bean grinder with a feeding structure according to claim 8, characterized in that: A positioning protrusion (703) protruding outward is provided on the periphery of the connection cover (7); when the connection cover (7) is installed on the window (601), the positioning protrusion (703) is positioned on the positioning groove (1001).

10. The coffee bean grinder with a feeding structure according to claim 8, characterized in that: The grinding device (2) comprises an upper cutter disc (201) and a lower cutter disc (202) which cooperate with each other, and the machine body (6) is also provided with a driving motor for driving the lower cutter disc (202) to rotate relative to the upper cutter disc (201).

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