CN214856060U

CN214856060U - Grinding device

Info

Publication number: CN214856060U
Application number: CN202120239427.2U
Authority: CN
Inventors: 卢玉霞
Original assignee: Individual
Current assignee: Dongguan Beiyue Hardware Electronics Co ltd
Priority date: 2021-01-27
Filing date: 2021-01-27
Publication date: 2021-11-26
Anticipated expiration: 2031-01-27

Abstract

A grinding device comprises a cutter set fixing mechanism, a first grinding cutter set, a second grinding cutter set and a grinding spindle, wherein the first grinding cutter set and the second grinding cutter set are installed in the cutter set fixing mechanism, and the grinding spindle is respectively and rotatably connected with the first grinding cutter set and the second grinding cutter set; the first grinding cutter group comprises a first inner grinding core and a first outer grinding disc, the first inner grinding core is positioned in the first outer grinding disc, and a grinding cavity is formed between the first inner grinding core and the first outer grinding disc; the second grinding cutter group comprises a second inner grinding core and a second outer grinding disc, the second inner grinding core is positioned in the second outer grinding disc, and a second grinding cavity is formed between the second inner grinding core and the second outer grinding disc. The utility model discloses a grinder is when grinding coffee beans, and coffee beans carry out the corase grind through first grinding knife tackle earlier, grinds the knife tackle through the second again and carry out the fine grinding, can thoroughly grind coffee beans, and the coffee powder granule after making to grind is more even, and this grinder grinds laborsavingly simultaneously, and it is fast to go out the powder, can be used to hand coffee machine and electronic coffee bean grinder.

Description

Grinding device

Technical Field

The utility model relates to a grind technical field, in particular to grinder.

Background

Chinese patent document No. CN206333753U discloses a coffee machine in 2017, 7 and 18, which includes: a machine base; the grinding chamber comprises a cavity and a cover body, the cavity is arranged on the base, the cover body covers the cavity to form a grinding cavity, and a beverage outlet is formed in the bottom of the grinding cavity; the grinding device comprises a grinding cutter set arranged in the grinding cavity and a motor arranged outside the grinding cavity and used for driving the grinding cutter set to rotate; the coffee filter screen is annularly arranged on the periphery of the grinding cutter set, the lower end of the coffee filter screen is abutted against the bottom wall of the grinding cavity, the grinding cavity is divided into a bean grinding cavity and a beverage cavity positioned on the periphery of the bean grinding cavity, and a beverage outlet is communicated with the beverage cavity; the hot water supply device is communicated with the grinding cavity and used for supplying hot water to the bean grinding cavity and forming a pressure space in the bean grinding cavity in the hot water supplying process; the coffee machine only has one set of grinding knife set, coffee beans cannot be ground thoroughly, and ground coffee powder particles are not uniform.

Therefore, further improvements are needed.

SUMMERY OF THE UTILITY MODEL

The utility model aims at providing a simple structure, grind laborsaving, grind evenly, go out powder fast, can thoroughly grind coffee beans, the grinder that the practicality is strong to overcome the weak point among the prior art.

A grinder designed according to the purpose comprises a knife group fixing mechanism and is characterized in that: the grinding machine further comprises a first grinding cutter set, a second grinding cutter set and a grinding spindle, wherein the first grinding cutter set and the second grinding cutter set are installed in the cutter set fixing mechanism, and the grinding spindle is respectively in rotating connection with the first grinding cutter set and the second grinding cutter set.

The first grinding cutter group comprises a first inner grinding core and a first outer grinding disc, the first inner grinding core is positioned in the first outer grinding disc, and a first grinding cavity is formed between the first inner grinding core and the first outer grinding disc.

The first inner grinding core is provided with a plurality of first grinding blades, a plurality of first grinding blades are arranged on the first outer grinding disc corresponding to the first grinding blades, and grinding gaps are formed between the first grinding blades and the first grinding blades.

The first inner grinding core is provided with a plurality of first grinding cutter teeth, the position of the first outer grinding disc corresponding to the first grinding cutter teeth is provided with a plurality of first grinding teeth, and a grinding gap is arranged between the first grinding cutter teeth and the first grinding teeth.

The first inner grinding core is rotationally connected with the grinding main shaft, and the first outer grinding disc is installed in the cutter group fixing mechanism.

The second grinding cutter group comprises a second inner grinding core and a second outer grinding disc, the second inner grinding core is positioned in the second outer grinding disc, and a second grinding cavity is formed between the second inner grinding core and the second outer grinding disc.

The second inner grinding core is provided with a plurality of second grinding blades, a plurality of second grinding blades are arranged on the second outer grinding disc at positions corresponding to the second grinding blades, and grinding gaps are formed between the second grinding blades and the second grinding blades.

And a plurality of second grinding cutter teeth are arranged on the second inner grinding core, a plurality of second grinding teeth are arranged on the second outer grinding disc corresponding to the second grinding cutter teeth, and grinding gaps are arranged between the second grinding cutter teeth and the second grinding teeth.

The second inner grinding core is rotationally connected with the grinding main shaft, and the second outer grinding disc is arranged in the cutter group fixing mechanism.

The first inner grinding core and the second inner grinding core are conical.

The utility model discloses a grinder is when grinding coffee beans, and coffee beans carry out the corase grind through first grinding knife tackle earlier, grinds the knife tackle through the second again and carry out the fine grinding, can thoroughly grind coffee beans, and the coffee powder granule after making to grind is more even, and this grinder grinds laborsavingly simultaneously, goes out the powder soon, can be used to hand coffee machine and electronic coffee bean grinder, and application scope is wide.

Drawings

Fig. 1 is a schematic view of an overall structure of a polishing apparatus according to an embodiment of the present invention.

Fig. 2 is an exploded view of a polishing apparatus according to an embodiment of the present invention.

Fig. 3 is an exploded schematic view of an embodiment of the polishing apparatus of the present invention.

Fig. 4 is a cross-sectional view of a polishing apparatus according to an embodiment of the present invention.

Detailed Description

The present invention will be further described with reference to the accompanying drawings and examples.

Referring to fig. 1-4, the grinding device is applied to a coffee machine and comprises a knife set fixing mechanism 1, a first grinding knife set a, a second grinding knife set b and a grinding spindle 2, wherein the knife set fixing mechanism 1 is installed in the coffee machine body, the first grinding knife set a and the second grinding knife set b are installed in the knife set fixing mechanism 1, the grinding spindle 2 is respectively and rotatably connected with the first grinding knife set a and the second grinding knife set b, the grinding spindle 2 is connected with a driving motor in the coffee machine, and the driving motor drives the first grinding knife set a and the second grinding knife set b to rotate through the grinding spindle 2, so that coffee beans are ground.

The first grinding cutter group a comprises a first inner grinding core 3 and a first outer grinding disc 4, the first inner grinding core 3 is positioned in the first outer grinding disc 4, a first grinding cavity 5 is formed between the first inner grinding core 3 and the first outer grinding disc 4, the first grinding cavity 5 is used for loading coffee beans, and the coffee beans are ground in the first grinding cavity 5 through the matching of the first inner grinding core 3 and the first outer grinding disc 4.

A plurality of first grinding blades 3.1 are arranged on the first inner grinding core 3, a plurality of first grinding blades 4.1 are arranged on the first outer grinding disc 4 at positions corresponding to the first grinding blades 3.1, and a grinding gap is arranged between the first grinding blades 3.1 and the first grinding blades 4.1 so as to grind coffee beans; a plurality of first grinding cutter teeth 3.2 are arranged on the first inner grinding core 3, a plurality of first grinding teeth 4.2 are arranged on the first outer grinding disc 4 corresponding to the first grinding cutter teeth 3.2, and a grinding gap is arranged between the first grinding cutter teeth 3.2 and the first grinding teeth 4.2 so as to grind coffee beans. The coffee beans falling into the first grinding chamber 5 are ground by the cooperation of the first grinding blade 3.1 and the first grinding blade 4.1, and then ground by the cooperation of the first grinding cutter tooth 3.2 and the first grinding tooth 4.2, so that the coffee beans are thoroughly ground.

The first inner grinding core 3 is rotationally connected with the grinding main shaft 2, the first outer grinding disc 4 is arranged in the cutter group fixing mechanism 1, the grinding main shaft 2 drives the first inner grinding core 3 to rotate, and the first outer grinding disc 4 is matched to grind coffee beans.

The second grinding cutter group b comprises a second inner grinding core 6 and a second outer grinding disc 7, the second inner grinding core 6 is positioned in the second outer grinding disc 7, and a second grinding cavity 8 is formed between the second inner grinding core 6 and the second outer grinding disc 7. The coffee beans ground by the first grinding knife group a fall into the second grinding chamber 8, and the coffee beans are ground in the second grinding chamber 8 by the cooperation of the second inner grinding core 6 and the second outer grinding disk 7.

A plurality of second grinding blades 6.1 are arranged on the second inner grinding core 6, a plurality of second grinding blades 7.1 are arranged on the second outer grinding disc 7 at positions corresponding to the second grinding blades 6.1, and a grinding gap is arranged between the second grinding blades 6.1 and the second grinding blades 7.1 so as to grind coffee beans; a plurality of second grinding cutter teeth 6.2 are arranged on the second inner grinding core 6, a plurality of second grinding teeth 7.2 are arranged on the second outer grinding disc 7 corresponding to the second grinding cutter teeth 6.2, and a grinding gap is arranged between the second grinding cutter teeth 6.2 and the second grinding teeth 7.2 so as to grind coffee beans. In the same way, the coffee beans falling into the second grinding chamber 8 are firstly ground by the matching of the second grinding blade 6.1 and the second grinding blade 7.1, and then ground by the matching of the second grinding cutter tooth 6.2 and the second grinding tooth 7.2, so that the coffee beans are thoroughly ground.

The second inner grinding core 6 is rotationally connected with the grinding main shaft 2, the second outer grinding disc 7 is installed in the cutter group fixing mechanism 1, the grinding main shaft 2 drives the second inner grinding core 6 to rotate, and the second outer grinding disc 7 is matched to grind coffee beans.

The first inner grinding core 3 and the second inner grinding core 6 are conical, the conical cutter head can enable the ground coffee powder particles to be more uniform, and the second grinding cutter teeth 6.2 are higher in density than the first grinding cutter teeth 3.2, so that fine grinding is facilitated, and coffee beans are thoroughly and uniformly ground.

The working principle of the grinding device is as follows:

coffee beans fall into first grinding chamber 5 through the feed inlet in, carry out the corase grind to coffee beans by the cooperation of first interior grinding core 3 and first outer mill 4, coffee beans after the corase grind fall into second grinding chamber 8 through the grinding clearance between first grinding sword tooth 3.2 and the first grinding tooth 4.2 in, grind coffee beans fine grinding by the cooperation of second interior grinding core 6 and the outer mill 7 of second, coffee powder granule after the fine grinding falls into the discharge gate through the grinding clearance between second grinding sword tooth 6.2 and the second grinding tooth 7.2.

The foregoing is a preferred embodiment of the present invention showing and describing the basic principles, main features and advantages of the present invention. It will be understood by those skilled in the art that the present invention is not limited to the embodiments described above, which are intended to illustrate the principles of the invention, and that various changes and modifications may be made without departing from the spirit and scope of the invention, and the scope of the invention is to be protected. The scope of the invention is defined by the appended claims and equivalents thereof.

Claims

1. The utility model provides a grinder, includes knife tackle fixed establishment (1), its characterized in that: still include first grinding cutter unit (a), second grinding cutter unit (b) and grind main shaft (2), first grinding cutter unit (a) and second grinding cutter unit (b) are installed in knife tackle fixed establishment (1), grind main shaft (2) and rotate with first grinding cutter unit (a), second grinding cutter unit (b) respectively and are connected.

2. The grinding apparatus of claim 1, wherein: the first grinding cutter group (a) comprises a first inner grinding core (3) and a first outer grinding disc (4), the first inner grinding core (3) is located in the first outer grinding disc (4), and a first grinding cavity (5) is formed between the first inner grinding core (3) and the first outer grinding disc (4).

3. The grinding apparatus of claim 2, wherein: the grinding device is characterized in that a plurality of first grinding blades (3.1) are arranged on the first inner grinding core (3), a plurality of first grinding blades (4.1) are arranged on the first outer grinding disc (4) corresponding to the first grinding blades (3.1), and a grinding gap is formed between each first grinding blade (3.1) and each first grinding blade (4.1).

4. The grinding apparatus of claim 3, wherein: be equipped with a plurality of first grinding cutter teeth (3.2) on first interior grinding core (3), be equipped with a plurality of first grinding teeth (4.2) on first outer mill (4) corresponding to the position of first grinding cutter tooth (3.2), be equipped with the grinding clearance between first grinding cutter tooth (3.2) and first grinding tooth (4.2).

5. The grinding apparatus of claim 4, wherein: the first inner grinding core (3) is rotationally connected with the grinding main shaft (2), and the first outer grinding disc (4) is installed in the cutter group fixing mechanism (1).

6. The grinding apparatus of claim 5, wherein: the second grinding cutter group (b) comprises a second inner grinding core (6) and a second outer grinding disc (7), the second inner grinding core (6) is located in the second outer grinding disc (7), and a second grinding cavity (8) is formed between the second inner grinding core (6) and the second outer grinding disc (7).

7. The grinding apparatus of claim 6, wherein: a plurality of second grinding blades (6.1) are arranged on the second inner grinding core (6), a plurality of second grinding blades (7.1) are arranged on the second outer grinding disc (7) corresponding to the second grinding blades (6.1), and grinding gaps are arranged between the second grinding blades (6.1) and the second grinding blades (7.1).

8. The grinding apparatus of claim 7, wherein: a plurality of second grinding cutter teeth (6.2) are arranged on the second inner grinding core (6), a plurality of second grinding teeth (7.2) are arranged on the second outer grinding disc (7) corresponding to the second grinding cutter teeth (6.2), and grinding gaps are arranged between the second grinding cutter teeth (6.2) and the second grinding teeth (7.2).

9. The abrading device of claim 8, wherein: the second inner grinding core (6) is rotationally connected with the grinding main shaft (2), and the second outer grinding disc (7) is arranged in the cutter group fixing mechanism (1).

10. The grinding apparatus according to any one of claims 6 to 9, wherein: the first inner grinding core (3) and the second inner grinding core (6) are conical.