Grinding device and grinding machine

Abstract

The utility model belongs to food grinding equipment, in particular to a grinding device and a grinding miller, the grinding device is provided with a driving component and an adjusting component, and as the driving component floats up and down, when the adjusting component rotates, a trigger part moves along an adjusting part to drive the adjusting part to adjust up and down so as to keep abutting against the trigger part all the time; the height of the outer grinding sleeve is adjusted, so that the gap between the outer grinding sleeve and the inner grinding core is adjusted, and when the triggering part is transferred between the two adjacent positioning points, a sound is made due to the change of the height, so that an operator knows the current adjustment amplitude and does not need to observe scale marks all the time, and the use is more convenient.

Description

TECHNICAL FIELD

[0001] The utility model belongs to food grinding equipment, concretely is a kind of grinding device and grinder. BACKGROUND

[0002] Grinder is a kind of food processing device, for example, for grinding coffee, pepper, beans and other food materials, the traditional grinder includes grinding device, driving device and container, grinding device is configured with outer grinding sleeve, inner grinding core rotatably arranged in outer grinding sleeve inside and the rotating shaft connected with inner grinding core, the outer surface of inner grinding core is set to conical structure, driving device is used to drive rotating shaft rotation, container is set in the bottom of grinding device, food is placed in the gap between outer grinding sleeve and inner grinding core, by rotating inner grinding core to be stirred into powder and fall into container to be received storage, in order to adjust the distance between outer grinding sleeve and inner grinding core to adapt to food of different particles, grinding device is also provided with adjusting device for adjusting the distance between outer grinding sleeve and inner grinding core, adjusting device includes rotatable adjusting wheel and one adjustable adjusting member for connecting outer grinding sleeve, adjusting wheel and adjusting member are connected by thread, and rotating adjusting wheel can realize the up-down movement of outer grinding sleeve, so as to adjust the distance between outer grinding sleeve and inner grinding core, but due to the existing adjusting mode cannot intuitively reflect the adjusting process of adjusting wheel, so that user is difficult to master the amplitude of distance adjustment, need to observe the scale mark on adjusting wheel at any time, resulting in poor use experience. SUMMARY

[0003] The utility model aims at overcoming the present grinding device's inner grinding core and outer grinding sleeve when adjusting distance, cannot intuitively reflect the adjusting process of adjusting wheel, provide a kind of grinding device that operator can intuitively know adjusting amplitude.

[0004] To solve the above technical problems, the utility model adopts the following technical scheme:

[0005] A kind of grinding device, comprising:

[0006] Mounting seat;

[0007] Driving member is set in the mounting seat and can be up and down floatingly, the middle part of the driving member is configured with installation channel;

[0008] Outer grinding sleeve is internally configured with grinding channel, and the outer grinding sleeve is relatively fixedly assembled in the installation channel;

[0009] Rotating shaft is rotatably penetrated through the grinding channel;

[0010] Inner grinding core is rotatably assembled in the grinding channel by the rotating shaft driving;

[0011] Adjusting member can rotate around the rotating shaft.

[0012] One of the adjusting member and the driving member is provided with an adjusting part, and the other is provided with a triggering part, the adjusting part is configured with a wave-like circumferential extension and is formed with a plurality of positioning points with gradually increasing height, the triggering part abuts against the adjusting part, rotating the adjusting member drives the triggering part to move along the adjusting part to drive the outer grinding sleeve to move up and down along with the driving member and be positioned at any positioning point, and the spacing between the outer grinding sleeve and the inner grinding core is adjusted.

[0013] Compared with the prior art, the grinding device provided by the utility model adjusts the height of the outer grinding sleeve and the gap between the outer grinding sleeve and the inner grinding core by setting the driving member and the adjusting member, because the driving member floats up and down, when the adjusting member rotates, the triggering part moves along the adjusting part, drives the adjusting part to adjust up and down to keep abutting against the triggering part at all times, the height of the outer grinding sleeve is adjusted, and when the triggering part shifts between two adjacent positioning points, a sound is emitted due to the change in height, so that the operator knows the current adjustment amplitude without needing to observe the scale mark at all times, and therefore the use is more convenient.

[0014] Further, the adjusting part is a continuous structure formed by a plurality of sawtooth units connected end to end in sequence, and the positioning points are formed between two adjacent sawtooth units.

[0015] Further, the adjusting member comprises an adjusting ring rotatably assembled on the upper end of the mounting seat, the adjusting part is arranged on the upper end of the driving member, the triggering part is arranged on the bottom of the adjusting ring, and the adjusting part is circumferentially arranged with one or more adjusting parts, and the triggering part is arranged with one or more triggering parts corresponding to the adjusting part.

[0016] Further, the first end and the last end of the adjusting part are respectively provided with limiting protrusions extending upward, and the triggering part moves between the limiting protrusions.

[0017] Further, the outer surface of the adjusting member is constructed with a particle fineness identification spaced in the rotation direction, and the grinding device is constructed with an indicating mark above or below the adjusting member and pointing to the particle fineness identification.

[0018] Further, the driving member is constructed with a first radial extension, and the first radial extension and the mounting seat abut against each other with an elastic member driving the driving member to float up and down.

[0019] Further, a hopper is fixedly assembled above the driving member relative to the mounting base, the hopper is configured with an upper and lower open material bin, and a sealing member is fixed relative to the driving member, the sealing member is configured with a side blocking wall extending upwards from the upper end of the outer grinding sleeve and arranged around the lower end of the hopper.

[0020] Specifically, the sealing member has the following three setting modes:

[0021] As the first setting mode, the side blocking wall abuts against the upper end of the outer grinding sleeve and extends upwards to the inner side of the lower end of the hopper.

[0022] As the second setting mode, the side blocking wall abuts against the upper end of the outer grinding sleeve and extends upwards to the outer side of the lower end of the hopper.

[0023] As the third setting mode, the side blocking wall is arranged relative to the hopper in two, the two side blocking walls abut against the upper end of the outer grinding sleeve and extend upwards to be arranged around the inner side and the outer side of the lower end of the hopper respectively, that is, the lower end of the hopper is arranged between the two side blocking walls.

[0024] Further, a first mounting step extending in the radial direction is arranged in the mounting base, the first mounting step is configured with one or more sockets, the first protruding edge is configured with one or more through holes corresponding to the sockets, the hopper is configured with one or more guide columns penetrating downwards through the through holes and connected in the sockets, and the elastic member is arranged as a spring respectively sleeved on the guide columns and abutting between the first protruding edge and the sockets.

[0025] The utility model also provides a grinding machine, it includes above grinding device, with the detachable connection of driving device of grinding device, with the detachable connection of container of grinding device, and cover, the driving device is configured with the driving motor of transmission connection with the rotating shaft, the container is configured with the storage cavity of upside open and for communicating the grinding channel, the cover is detachably installed on the driving device, or, when the container is separated from the grinding device, the storage cavity can be detachably sealed. BRIEF DESCRIPTION OF DRAWINGS

[0026] Figure 1 It is the perspective view of grinding machine;

[0027] Figure 2 It is the structure schematic diagram of cover and container cooperation of grinding machine;

[0028] Figure 3 It is the exploded view of grinding machine;

[0029] Figure 4 It is the exploded view of grinding device;

[0030] Figure 5 is a sectional view of the grinding machine;

[0031] Figure 6 and Figure 7 is a structural schematic view of the adjusting part;

[0032] Figure 8 is a matching schematic view of the hopper, the sealing part and the outer grinding sleeve;

[0033] Figure 9 and Figure 10 are structural schematic views of two other setting modes of the sealing part. DETAILED DESCRIPTION

[0034] A preferred specific embodiment of the present application is described below in conjunction with the accompanying drawings.

[0035] Referring to Figures 1 to 5 , the present embodiment provides a grinding device 101 and a grinding machine applying the grinding device 101, the grinding machine comprising the above grinding device 101, a driving device 102, a container 104 and a cover 106, wherein the grinding device 101 comprises a mounting seat 1, a driving member 2, an outer grinding sleeve 3, an inner grinding core 5, a rotating shaft 4, an adjusting member 6 and a hopper 7, the mounting seat 1 is internally structured with an assembly cavity 11, the assembly cavity 11 is open at the upper end and the lower end, the driving member 2 is arranged in the assembly cavity 11 in a floating manner up and down, and the middle part is structured with an installation channel 21, the installation channel 21 is open at the upper end and the lower end, and the above floating up and down means that the driving member 2 will descend when subjected to a downward force, and will automatically rise and reset when the above force is removed.

[0036] Referring to Figure 4 and Figure 5 , the outer grinding sleeve 3 is internally structured with a grinding channel 31, the outer grinding sleeve 3 is fixedly assembled in the installation channel 21, the rotating shaft 4 penetrates the grinding channel 31 in a rotatable manner, the inner grinding core 5 is rotatably assembled in the grinding channel 31 by the rotating shaft 4, the outer contour of the inner grinding core 5 is in a tapered structure gradually reducing from bottom to top, specifically, the outer surface of the inner grinding core 5 and the inner surface of the outer grinding sleeve 3, i.e. the inner surface of the grinding channel 31, are both provided with grinding edges, which are not shown in the figure, when the relative height of the outer grinding sleeve 3 and the inner grinding core 5 changes, the distance between them also changes.

[0037] Referring to Figures 4 to 7 , the adjusting member 6 is rotatable around the rotating shaft 4, and the driving member 2 is responsive to the adjusting member 6 to drive the outer grinding sleeve 3 to rise and fall when the adjusting member 6 rotates around the rotating shaft 4, so as to adjust the distance between the outer grinding sleeve 3 and the inner grinding core 5.

[0038] Referring to Figure 6 and Figure 7For the matching mode between the adjusting member 6 and the driving member 2, one of the adjusting member 6 and the driving member 2 is provided with an adjusting part 22, and the other is provided with a triggering part 61.

[0039] As a specific embodiment:

[0040] The end of the driving member 2 is configured with one or more adjusting parts 22, and the adjusting part 22 extends in a wave shape in the circumferential direction and is formed with a plurality of positioning points 23 with gradually increasing heights, as shown in Figure 6 and Figure 7 As a specific embodiment of the adjusting part 22, the adjusting part 22 is a continuous structure formed by a plurality of sawtooth units 221 connected in sequence at the end of the driving member 2, and the height gradually increases from the first end to the end, and the positioning point 23 is formed between the adjacent two sawtooth units 221.

[0041] The adjusting member 6 is configured with a triggering part 61 abutting against the adjusting part 22, and rotating the adjusting member 6 drives the triggering part 61 to move along the adjusting part 22 to drive the outer grinding sleeve 3 to move up and down with the driving member 2 and be positioned at any positioning point 23, so as to adjust the distance between the outer grinding sleeve 3 and the inner grinding core 5, so as to adapt to grinding food materials of different sizes, and for the user to select the food materials to be ground into powder of different fineness.

[0042] Of course, the positions of the adjusting part 22 and the triggering part 61 can be reversed.

[0043] Compared with the prior art, the grinding device provided by the utility model adjusts the height of the outer grinding sleeve 3 by setting the driving member 2 and the adjusting member 6, because the driving member 2 floats up and down, when the adjusting member 6 rotates, the triggering part 61 is driven to move along the adjusting part 22, and the adjusting part 22 is adjusted up and down to keep abutting against the triggering part 61 at any time, so as to realize the height adjustment of the outer grinding sleeve 3, thereby adjusting the gap between the outer grinding sleeve 3 and the inner grinding core 5, and when the triggering part 61 shifts between the adjacent two positioning points 23, a sound will be emitted due to the change in height, so that the operator can know the current adjustment amplitude without needing to observe the scale mark at any time, and therefore the use is more convenient.

[0044] Referring to Figures 4 to 7 , the adjusting member 6 comprises an adjusting ring 62 rotatably assembled at the upper end of the mounting seat 1, the adjusting part 22 is arranged at the upper end of the driving member 2, the triggering part 61 is arranged at the bottom of the adjusting ring 62, the adjusting part 22 is arranged in one or more in the circumferential direction of the driving member 2, and the triggering part 61 is arranged in one or more corresponding to the adjusting part 22, and the above arrangement can make the rotation of the adjusting member 6 more smooth and not easy to be stuck.

[0045] Referring to Figure 6The first end and the last end of the adjusting part 22 are respectively provided with a limiting protrusion 24 extending to the upper side, the trigger part 61 is movable between the limiting protrusions 24, the setting limits the movable range of the trigger part 61, thereby limiting the adjustable range of the grinding fineness, and also preventing the trigger part 61 from rotating excessively and falling off.

[0046] Referring to Figure 1 and Figure 3 , in order to facilitate the operator to observe the grinding fineness, the outer surface of the adjusting member 6 is spaced apart and configured with a particle fineness identification 63 along the rotating direction thereof, and the grinding device 101 is configured with an indicating identification 64 pointing to the particle fineness identification 63 above or below the adjusting member 6.

[0047] Referring to Figure 5 , as an embodiment for realizing the up-and-down floating of the driving member 2, the driving member 2 is configured with a first flange 25 extending radially, and the first flange 25 and the mounting seat 1 are abutted with an elastic member 26 driving the driving member 2 to float up and down.

[0048] Referring to Figure 4 and Figure 5 , the hopper 7 is fixedly installed on the mounting seat 1 and located above the driving member 2, the hopper 7 is configured with an open-top hopper 71, the assembling cavity 11 is configured with a first mounting step 111 extending radially, the first mounting step 111 is configured with one or more sockets 112, the first flange 25 is correspondingly configured with one or more through holes 251, the hopper 7 is configured with one or more guide columns 72 penetrating downward through the through holes 251 and connected in the sockets 112, and the elastic member 26 is set as a spring respectively sleeved on the guide columns 72 and abutted between the first flange 25 and the socket 112. By setting the hopper 7, the hopper 7 can be used not only for storing food materials to be ground, but also for making the driving member 2 move up and down more smoothly.

[0049] Referring to Figure 5 , the outer periphery of the hopper 7 is configured with a side flange 73 located above the adjusting ring 62, the bottom end of the side flange 73 is annularly provided with a slot 74, and the upper end of the adjusting ring 62 is annularly provided with a guide protrusion 621 inserted into the slot 74. The setting mode of the side flange 73 not only can fix the adjusting ring 62, but also can make the adjusting ring 62 rotate more smoothly by setting the slot 74 and the guide protrusion 621 in cooperation.

[0050] Referring to Figure 5The first shaft hole seat 711 is arranged in the hopper 71, and a plurality of first connecting beams 712 are arranged to connect the inner wall of the hopper 71 and the first shaft hole seat 711; the bottom of the mounting seat 1 is provided with a second shaft hole seat 12, and a plurality of second connecting beams 13 are arranged to connect the inner wall of the assembly cavity 11 and the second shaft hole seat 12; the two ends of the rotating shaft 4 are matched with the first shaft hole seat 711 and the second shaft hole seat 12 respectively, and the first connecting beams 712 and the second connecting beams 13 can respectively scatter the food materials to the hopper 71 and output the ground powder.

[0051] Referring to Figures 4 to 8 Since the hopper 7 is fixed on the mounting seat 1, when the height of the outer grinding sleeve 3 is adjusted, the outer grinding sleeve 3 moves up and down relative to the hopper 7, and there is a gap between the two, so that the powder is easy to enter the gap during grinding, and even from the gap to the rest of the grinding device, which causes difficulty in cleaning, and the improved scheme is provided as follows: the sealing piece 8 is further arranged opposite to the driving member 2, and the sealing piece 8 is arranged to extend upward from the upper end of the outer grinding sleeve 3 to the side blocking wall 82 arranged outside the lower end of the hopper 7, and the sealing piece 8 can move up and down with the driving member 2 and the outer grinding sleeve 3 relative to the hopper 7, so that the side blocking wall 82 blocks the outer side of the lower end of the hopper 7 at any time, and the powder is prevented from overflowing, thereby reducing the difficulty in cleaning.

[0052] Referring to Figure 8 As a setting mode of the sealing piece, the side blocking wall 82 abuts against the upper end of the outer grinding sleeve 3 and extends upward to the outside of the lower end of the hopper 7, that is, the side blocking wall 82 forms a ring of blocking structure surrounding the outer side wall of the hopper 7 from the upper end of the outer grinding sleeve 3.

[0053] Referring to Figure 9 As another specific setting mode, the side blocking wall 82 abuts against the upper end of the outer grinding sleeve 3 and extends upward to the inside of the lower end of the hopper 7, that is, the side blocking wall 82 extends into the hopper 71 from the lower end of the hopper 7, and forms a ring of blocking structure between the upper side of the grinding channel 31 and the inner side wall of the hopper 7.

[0054] Referring to Figure 10 As another setting mode of the sealing piece, the side blocking wall 82 is arranged opposite to each other, and the two side blocking walls 82 abut against the upper end of the outer grinding sleeve 3 and extend upward to the inside and outside of the lower end of the hopper 7, that is, the lower end of the hopper 7 is arranged between the two side blocking walls 82, so as to block the powder from the inside and outside, and further improve the sealing effect.

[0055] Referring to Figure 6For the fixing mode of the sealing member 8, the sealing member 8 can be locked with the driving member 2 through a screw 81, or fixed with the outer grinding sleeve 3. The material of the sealing member 8 is preferably polycarbonate, also known as PC material.

[0056] Referring to Figure 8 , specifically, in order to ensure smooth movement of the driving member 2, a predetermined gap is left between the side blocking wall 82 and the side surface of the hopper 7, the predetermined gap is 0.05-0.2mm, preferably 0.1-0.15mm.

[0057] Referring to Figure 8 , in addition, since powder is easy to accumulate in the gap between the hopper 7 and the outer grinding sleeve 3 during daily use, if the gap is too small, the outer grinding sleeve 3 cannot be adjusted upward due to the accumulation of powder, in order to ensure that the outer grinding sleeve 3 can be adjusted to the minimum gap with the hopper 7, by setting a safety gap between the upper end surface of the outer grinding sleeve 3 and the lower end surface of the hopper 7, it is ensured that the outer grinding sleeve 3 can be adjusted to its extreme position even if powder accumulates between the outer grinding sleeve 3 and the hopper 7, the above-mentioned safety gap is 0.5-2mm, preferably 1-1.5mm.

[0058] Referring to Figure 1 and Figure 3 , the driving device 102 is detachably arranged on the upper side of the grinding device 101, and the two can be detachably connected through an L-shaped rotating card or through threaded connection, the driving device 102 is provided with a driving motor 103 in transmission connection with the rotating shaft 4, specifically, the driving motor 103 and the rotating shaft 4 are in transmission connection through a speed reduction mechanism.

[0059] Referring to Figure 1 , Figure 3 and Figure 5 , the container 104 is detachably arranged on the lower side of the grinding device 101, and the two can be detachably connected through an L-shaped rotating card or through threaded connection, the container 104 is configured with a storage cavity 105 which is open on the upper side and used to communicate with the assembly cavity 11, and the ground powder directly falls between the outer grinding sleeve 3 and the inner grinding core 5 into the storage cavity 105 for storage.

[0060] Referring to Figure 1 , when the grinding machine is working, the cover body 106 can be detachably mounted on the driving device 102, when the container 104 is separated from the grinding device 101, as Figure 2 shown, the storage cavity 105 can be sealed by covering the container 104 with the cover body 106 to save the powder, specifically, as Figure 3As shown, the upper end of the driving device 102 is provided with a mounting position 107 matched with the cover body 106, when the cover body 106 is connected with the driving device 102, the mounting position 107 is filled, thereby the cover body 106 is stored, and loss is prevented.

[0061] It should be noted that one or more of the present utility model means one or more than one.

[0062] According to the disclosure and teaching of the above description, the skilled in the art of the present utility model can also change and modify the above-mentioned embodiments. Therefore, the present utility model is not limited to the specific embodiments disclosed and described above, and some modifications and changes of the present utility model should also fall within the protection scope of the claims of the present utility model. In addition, although some specific terms are used in the specification, these terms are only for convenience of description and do not constitute any limitation on the present utility model.

Claims

1. A grinding device, characterized by The grinding device comprises: a mounting base (1); a driving member (2) which is arranged to be up-and-down floating in the mounting base (1), and which is internally configured with a mounting channel (21); an outer grinding sleeve (3) which is internally configured with a grinding channel (31), and which is relatively fixedly assembled in the mounting channel (21); a rotating shaft (4) which is rotatably penetrated through the grinding channel (31); an inner grinding core (5) which is rotatably assembled in the grinding channel (31) and is driven to rotate by the rotating shaft (4); an adjusting member (6) which is rotatable around the rotating shaft (4); one of the adjusting member (6) and the driving member (2) is provided with an adjusting portion (22), and the other is provided with a triggering portion (61), the adjusting portion (22) is configured with a wave-like circumferential extension and is formed with a plurality of positioning points (23) with gradually increasing heights, the triggering portion (61) is in abutment with the adjusting portion (22), rotating the adjusting member (6) drives the triggering portion (61) to move along the adjusting portion (22) to drive the outer grinding sleeve (3) to move up and down with the driving member (2) and be positioned at any one of the positioning points (23), thereby adjusting the distance between the outer grinding sleeve (3) and the inner grinding core (5).

2. The polishing apparatus according to claim 1, wherein The adjusting portion (22) is a continuous structure formed by a plurality of sawtooth units (221) connected end to end, and the height gradually increases from the first end to the last end, and the positioning points (23) are formed between adjacent two sawtooth units (221).

3. The polishing apparatus according to claim 1, wherein The adjusting member (6) comprises an adjusting ring (62) which is rotatably assembled on the upper end of the mounting base (1), the adjusting portion (22) is arranged on the upper end of the driving member (2), the triggering portion (61) is arranged on the bottom of the adjusting ring (62), and the adjusting portion (22) is circumferentially arranged on the driving member (2) with one or more, and the triggering portion (61) is arranged with one or more corresponding to the adjusting portion (22).

4. The polishing apparatus according to claim 1, wherein The first end and the last end of the adjusting portion (22) are respectively provided with a limiting protrusion (24) extending to the upper side, and the triggering portion (61) moves between the limiting protrusions (24).

5. The abrading device of claim 1, wherein, The outer surface of the adjusting member (6) is spaced apart and configured with a particle fineness identification (63) in the rotating direction thereof, and the grinding device is configured with an indicating identification (64) pointing to the particle fineness identification (63) above or below the adjusting member (6).

6. The abrading device of claim 1, wherein, The driving member (2) is configured with a first convex edge (25) extending radially, and the first convex edge (25) is in abutment with the mounting base (1) to drive the elastic member (26) to float up and down.

7. The abrading device of claim 6, wherein, Further comprising a hopper (7) which is fixedly assembled above the driving member (2) relative to the mounting base (1), the hopper (7) is configured with an open-top hopper (71), and further comprising a sealing member (8) which is fixed relative to the driving member (2), the sealing member (8) is configured with a side blocking wall (82) extending upward from the upper end of the outer grinding sleeve (3) and arranged around the lower end of the hopper (7).

8. The abrading device of claim 7, wherein, The side blocking wall (82) abuts against the upper end surface of the outer grinding sleeve (3) and extends upward to the inner side or the outer side of the lower end of the hopper (7); Alternatively, two side blocking walls (82) are oppositely arranged, and the two side blocking walls (82) abut against the upper end surface of the outer grinding sleeve (3) and extend upward to the inner side and the outer side of the lower end of the hopper (7) respectively; And / or, a preset gap is left between the side blocking wall (82) and the side surface of the hopper (7), and the preset gap is 0.05-0.2mm; And / or, a safety distance is left between the upper end surface of the outer grinding sleeve (3) and the lower end surface of the hopper (7), and the safety distance is 0.5-2mm.

9. The abrading device of claim 7, wherein, A first mounting step (111) extending in the radial direction is arranged in the mounting base (1), the first mounting step (111) is arranged with one or more sockets (112), the first protruding edge (25) is arranged with one or more through holes (251) corresponding to the sockets (112), the hopper (7) is arranged with one or more guide columns (72) penetrating downward through the through holes (251) and connected in the sockets (112), and the elastic member (26) is a spring arranged to be sleeved on the guide column (72) and abutted between the first protruding edge (25) and the socket (112) respectively; And / or, a side edge (73) is arranged on the outer periphery of the hopper (7), the adjusting member (6) comprises an adjusting ring (62) rotatably assembled between the upper end of the mounting base (1) and the lower end of the side edge (73), the adjusting part (22) is arranged at the upper end of the driving member (2), the trigger part (61) is arranged at the bottom of the adjusting ring (62), the bottom end of the side edge (73) is arranged with a slot (74), and the upper end of the adjusting ring (62) is arranged with a guide protruding part (621) inserted into the slot (74); And / or, a first shaft connecting hole seat (711) and a plurality of first connecting beams (712) connecting the inner wall of the hopper (71) and the first shaft connecting hole seat (711) are arranged in the hopper (71), a second shaft connecting hole seat (12) and a plurality of second connecting beams (13) connecting the inner wall of the mounting base and the second shaft connecting hole seat (12) are arranged at the bottom of the mounting base (1), and the two ends of the rotating shaft (4) are matched with the first shaft connecting hole seat (711) and the second shaft connecting hole seat (12) respectively.

10. A grinding machine characterized by, Comprise: The grinding device (101) of any one of claims 1 to 9; The driving device (102) detachably connected with the grinding device (101), wherein the driving device (102) is provided with a driving motor (103) in transmission connection with the rotating shaft (4); The container (104) detachably connected with the grinding device (101), wherein the container (104) is arranged with a storage cavity (105) open at the upper side and used for communicating with the grinding channel (31); A cover (106) is detachably mounted on the driving device (102), or, when the container (104) is separated from the grinding device (101), detachably seals the storage cavity (105).

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