Refining mill for grinding chocolate raw materials

Abstract

The utility model relates to a fine grinding machine for chocolate raw material grinding, a rotatable grinding assembly is arranged in an inner cavity of a barrel, the grinding assembly comprises a main shaft, an annular inner knife rest is fixedly connected to the main shaft, a plurality of pin holes are formed in the circumferential end face of the inner knife rest, and scraper assemblies are rotatably connected into the pin holes; at least two rotatable hinge shafts are arranged on the inner knife rest, and a rocker arm and a sliding arm are fixedly connected to the two ends of each hinge shaft respectively; the other end of the rocker arm is provided with a movable head screw connected with a spherical hinge, the other end of the movable head screw is hinged with an adjusting rod, and the adjusting rod is telescopically arranged in the inner cavity of the main shaft; the other end of the sliding arm is hinged to an outer tool rest. In the grinding process, the adjusting rod is gradually pulled outwards through the telescopic driving device, so that the knife edge is gradually attached to the inner wall of the inner container body, accurate grinding of raw materials is achieved, the problems of material blocking and material burning caused by friction are solved, accurate grinding operation of chocolate raw materials is achieved through one-time filling, and the grinding efficiency and the quality of finished products are improved.

Description

Technical Field

[0001] The present application belongs to the technical field of chocolate processing equipment, and in particular, relates to a fine grinder for grinding chocolate raw materials. Background Art

[0002] In the existing chocolate production process, raw material grinding is an important link. However, the distance between the tool and the inner wall of the box of the traditional chocolate raw material fine grinding equipment is fixed, and in order to achieve the fine grinding effect, the distance between the tool and the inner wall of the box needs to be set very small. When the raw material particles are relatively large, there will be problems of material jamming and friction burning, which seriously affects the production efficiency and product quality. Therefore, it is necessary to pre-process the coarse grinding and then process it through the fine grinding machine, which is relatively inefficient. Therefore, how to improve the efficiency of chocolate raw material grinding and the quality of the finished product is a problem that needs to be solved urgently. Utility Model Content

[0003] The technical problem to be solved by the utility model is: to solve the deficiencies in the prior art, thereby providing a fine grinder for chocolate raw material grinding, by gradually changing the distance between the cutter and the inner wall of the cylinder during the grinding process, the chocolate raw material fine grinding operation is achieved with one filling, thereby improving the grinding efficiency and the quality of the finished product.

[0004] The technical solution adopted by the utility model to solve its technical problems is:

[0005] A fine grinding machine for chocolate raw material grinding material, comprising:

[0006] A cylinder, wherein the inner cavity of the cylinder is provided with a rotatable grinding assembly, wherein the grinding assembly comprises a main shaft, an annular inner tool holder is fixedly connected to the main shaft, a plurality of pin holes are provided on the circumferential end surface of the inner tool holder, and a scraper assembly is rotatably connected in the pin holes;

[0007] At least two rotatable hinge shafts are arranged on the inner tool holder, and a rocker arm and a sliding arm are fixedly connected to both ends of the hinge shafts respectively;

[0008] The other end of the rocker arm is provided with a set screw connected with a ball hinge, the other end of the set screw is hinged with an adjustment rod, and the adjustment rod is telescopically arranged in the inner cavity of the main shaft;

[0009] The other end of the sliding arm is hinged with an outer blade holder, and the outer blade holder is used to adjust the angle of the scraper assembly when it rotates.

[0010] Preferably, in the fine grinder for chocolate raw material grinding of the utility model, the scraper assembly includes a handle hinged in the pin hole of the inner tool holder, and the scraper is fixedly connected to the upper end of the handle.

[0011] Preferably, in the fine grinder for chocolate raw material grinding of the utility model, a reinforcing plate is further provided between the scraper and the handle.

[0012] Preferably, in the fine grinder for chocolate raw material grinding of the utility model, the outer tool holder is coaxially arranged with the inner tool holder, and the outer diameter of the outer tool holder is greater than the outer diameter of the inner tool holder.

[0013] Preferably, in a fine grinder for chocolate raw material grinding of the utility model, a plurality of limit pins are fixedly connected to the side wall of the outer knife holder close to one end of the scraper assembly, the knife handle is located between two limit pins, and the limit pins are used to drive the knife handle to rotate.

[0014] Preferably, in the fine grinding machine for chocolate raw material grinding of the utility model, two hinge shafts are provided, and the axis connecting the two hinge shafts passes through the axis of the inner tool holder.

[0015] Preferably, in a fine grinder for chocolate raw material grinding of the utility model, the barrel comprises an inner liner body, an outer shell is arranged outside the inner liner body, and a front end cover and a rear end cover are respectively arranged at both ends of the outer shell.

[0016] Preferably, in the fine grinding machine for chocolate raw material grinding of the utility model, a rotation driving device for driving the main shaft to rotate is also arranged on the outer side of the cylinder.

[0017] Preferably, in the fine grinding machine for chocolate raw material grinding of the utility model, a telescopic driving device for driving the adjusting rod to telescope in the main shaft is further provided on the outer side of the cylinder.

[0018] Preferably, in the fine grinder for chocolate raw material grinding of the utility model, both ends of the cylinder are respectively provided with a feeding hopper for feeding materials into the inner cavity of the cylinder.

[0019] The beneficial effects of the utility model are:

[0020] (1) The utility model provides an inner tool holder and an outer tool holder to jointly support the scraper assembly, and provides a movable head screw, a rocker arm, a hinge shaft and a sliding arm transmission, drives the adjustment rod to telescope, drives the outer tool holder to rotate, and drives the tool handle to rotate through the limit pin, so that the blade moves close to or away from the inner wall of the liner, so as to adapt to the grinding operation of raw materials with different particle sizes;

[0021] (2) During the grinding process, the adjusting rod is gradually pulled outward by the telescopic driving device, so that the blade gradually approaches the inner wall of the inner container, thereby achieving fine grinding of the raw materials and preventing problems such as material jamming and friction burning. The fine grinding of chocolate raw materials is achieved through one-time filling, thereby improving the grinding efficiency and the quality of the finished product. BRIEF DESCRIPTION OF THE DRAWINGS

[0022] The technical solution of the present application is further described below in conjunction with the accompanying drawings and embodiments.

[0023] Figure 1 It is a schematic diagram of the external structure of an embodiment of the present application;

[0024] Figure 2 is a schematic cross-sectional structural diagram of an embodiment of the present application;

[0025] Figure 3 This is a front structural schematic diagram of a scraper assembly according to an embodiment of the present application;

[0026] Figure 4 is a schematic diagram of the back structure of the scraper assembly of an embodiment of the present application;

[0027] Figure 5 is a schematic side view of the installation position of the scraper assembly of an embodiment of the present application;

[0028] The reference numerals in the figure are:

[0029] Cylinder 10, grinding assembly 20, rotation drive device 30, telescopic drive device 40;

[0030] Inner body 11, outer shell 12, front cover 13, rear cover 14, hopper 15; spindle 21, inner tool holder 22, scraper assembly 23, hinge shaft 24, rocker arm 25, slide arm 26, adjustment rod 27, outer tool holder 28, set screw 29;

[0031] The knife handle 231 , the scraper 232 , the reinforcing plate 233 , and the limiting pin 281 . DETAILED DESCRIPTION

[0032] It should be noted that, in the absence of conflict, the embodiments and features in the embodiments of the present application may be combined with each other.

[0033] In the description of the present application, it should be understood that the terms "center", "longitudinal", "lateral", "up", "down", "front", "back", "left", "right", "vertical", "horizontal", "top", "bottom", "inside", "outside" and the like indicate positions or positional relationships based on the positions or positional relationships shown in the accompanying drawings, and are only for the convenience of describing the present application and simplifying the description, rather than indicating or implying that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and therefore cannot be understood as limiting the scope of protection of the present application. In addition, the terms "first", "second", etc. are used only for descriptive purposes, and cannot be understood as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, features defined as "first", "second", etc. may explicitly or implicitly include one or more of the features. In the description of the invention, unless otherwise specified, "multiple" means two or more.

[0034] In the description of this application, it should be noted that, unless otherwise clearly specified and limited, the terms "installed", "connected", and "connected" 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 it can be indirectly connected through an intermediate medium, or it can be the internal communication of two components. For ordinary technicians in this field, the specific meanings of the above terms in this application can be understood by specific circumstances.

[0035] The technical solution of the present application will be described in detail below with reference to the accompanying drawings and in combination with embodiments.

[0036] Example

[0037] This embodiment provides a fine grinding machine for chocolate raw material grinding, referring to Figure 1 and Figure 2 , its structure includes a cylinder 10 and a grinding assembly 20.

[0038] Specifically, the cylinder 10 includes an inner body 11, an outer shell 12 is arranged outside the inner body 11, a front end cover 13 and a rear end cover 14 are respectively arranged at both ends of the outer shell 12, and a feeding hopper 15 for adding materials to the inner cavity of the cylinder is also respectively arranged on the front end cover 13 and the rear end cover 14 at both ends of the cylinder 10.

[0039] The grinding assembly 20 is rotatably arranged in the inner cavity of the cylinder 10, and the grinding assembly 20 includes a hollow main shaft 21. A flexible coupling is arranged on the rear end cover 14. One end of the main shaft 21 is connected to the driven end of the flexible coupling. The driving end of the flexible coupling is connected to a rotation drive device 30. The rotation drive device 30 is arranged on a frame outside the cylinder 10, and the rotation drive device 30 includes a first drive motor and a speed change gear box.

[0040] Preferably, a fine grinding machine for chocolate raw material grinding of this embodiment is used as a reference Figure 3-5 An annular inner tool holder 22 is coaxially fixedly connected to the main shaft 21, and a plurality of pin holes are evenly arranged on the circumferential end surface of the inner tool holder 22, and a scraper assembly 23 is rotatably connected in the pin holes.

[0041] Preferably, in the present embodiment, a fine grinder for grinding chocolate raw materials, the scraper assembly 23 includes a handle 231, the tail end of the handle 231 is provided with a rotatable rotating pin, the rotating pin is hinged in the pin hole of the inner tool holder 22, the upper end of the handle 231 is fixedly connected with a reinforcing plate 233, and a scraper 232 parallel to the axis direction of the main shaft is fixedly connected to the reinforcing plate 233, and the scraper 232 is provided with an abrasive blade at a port close to the inner wall of the inner liner body 11.

[0042] Preferably, in a fine grinder for chocolate raw material grinding of the present embodiment, two rotatable hinge shafts 24 are arranged on the inner tool holder 22, and a rocker arm 25 and a sliding arm 26 are fixedly connected to the two ends of the hinge shaft 24 respectively, and a set screw 29 connected with a ball hinge is arranged at the other end of the rocker arm 25, and an adjusting rod 27 is hinged at the other end of the set screw 29, and the adjusting rod 27 is telescopically arranged in the inner cavity of the main shaft 21, and the outer end of the adjusting rod 27 is connected to the telescopic driving device 40 outside the cylinder 10, and the outer end of the adjusting rod 27 is provided with an external thread, and the telescopic driving device 40 includes a screw nut screwed to the threaded section of the outer end of the adjusting rod 27, and the screw nut is rotatably installed below the rotating driving device 30, and a driven gear is arranged on the outer circumferential surface of the screw nut, and the telescopic driving device 40 also includes a driving gear and a second driving motor that drives the driving gear to rotate, and the driving gear is meshed with the driven gear for driving the adjusting rod 27 to telescope in the inner cavity of the main shaft 21.

[0043] Preferably, in the fine grinding machine for chocolate raw material grinding of this embodiment, the other end of the sliding arm 26 is hinged with an outer tool holder 28, the outer tool holder 28 is coaxially arranged with the inner tool holder 22, and the outer diameter of the outer tool holder 28 is greater than the outer diameter of the inner tool holder 22.

[0044] Preferably, in the fine grinder for chocolate raw material grinding of this embodiment, a plurality of limit pins 281 are fixedly connected to the side wall of the outer knife holder 28 close to one end of the scraper assembly 23 , and the knife handle 231 is located between two limit pins 281 .

[0045] During actual operation, when the adjusting rod 27 telescopes, it is transmitted through the movable head screw 29, the rocker arm 25, the hinge shaft 24 and the sliding arm 26 to drive the outer tool holder 28 to rotate. At this time, the limit pin 281 drives the knife handle 231 to rotate, so that the blade moves closer to or away from the inner tank body 11. When the material is just started to be fed, due to the large particle size of the raw material, the distance between the blade and the inner wall of the inner tank body 11 is adjusted to a larger distance, and coarse grinding is started. During the grinding process, the adjusting rod 27 is gradually pulled outward by the telescopic drive device 40, so that the blade gradually approaches the inner wall of the inner tank body 11 to achieve fine grinding of the raw material.

[0046] Based on the above ideal embodiments of this application, the relevant staff can make various changes and modifications without departing from the technical concept of this application through the above description. The technical scope of this application is not limited to the content in the specification, and its technical scope must be determined according to the scope of the claims.

Claims

1. A fine grinding machine for chocolate raw material grinding, characterized in that: include: A barrel (10), wherein the inner cavity of the barrel (10) is provided with a rotatable grinding assembly (20), wherein the grinding assembly (20) comprises a main shaft (21), wherein an annular inner tool holder (22) is fixedly connected to the main shaft (21), wherein a plurality of pin holes are provided on the circumferential end surface of the inner tool holder (22), and wherein a scraper assembly (23) is rotatably connected in the pin hole; At least two rotatable hinge shafts (24) are arranged on the inner tool holder (22), and a rocker arm (25) and a slide arm (26) are respectively fixedly connected at both ends of the hinge shaft (24); The other end of the rocker arm (25) is provided with a set screw (29) connected with a ball hinge, and the other end of the set screw (29) is hinged with an adjustment rod (27), and the adjustment rod (27) is telescopically arranged in the inner cavity of the main shaft (21); The other end of the sliding arm (26) is hingedly connected to an outer blade holder (28), and the outer blade holder (28) is used to adjust the angle of the scraper assembly (23) when rotating.

2. A fine grinding machine for chocolate raw material grinding according to claim 1, characterized in that: The scraper assembly (23) comprises a knife handle (231) hinged in a pin hole of an inner knife holder (22), and the upper end of the knife handle (231) is fixedly connected to a scraper (232).

3. A fine grinding machine for chocolate raw material grinding according to claim 2, characterized in that: A reinforcing plate (233) is also provided between the scraper (232) and the handle (231).

4. A fine grinding machine for chocolate raw material grinding according to claim 3, characterized in that: The outer tool holder (28) is coaxially arranged with the inner tool holder (22), and the outer diameter of the outer tool holder (28) is greater than the outer diameter of the inner tool holder (22).

5. A fine grinding machine for chocolate raw material grinding according to claim 4, characterized in that: A plurality of limit pins (281) are fixedly connected to a side wall of the outer blade holder (28) close to one end of the scraper assembly (23); the blade handle (231) is located between two limit pins (281); and the limit pin (281) is used to drive the blade handle (231) to rotate.

6. A fine grinding machine for chocolate raw material grinding according to claim 1, characterized in that: Two hinge shafts (24) are provided, and the axis connecting the two hinge shafts (24) passes through the axis of the inner tool holder (22).

7. A fine grinding machine for chocolate raw material grinding according to any one of claims 1 to 6, characterized in that: The cylinder (10) comprises an inner liner (11), an outer shell (12) is arranged outside the inner liner (11), and a front end cover (13) and a rear end cover (14) are respectively arranged at two ends of the outer shell (12).

8. A fine grinding machine for chocolate raw material grinding according to claim 7, characterized in that: A rotation driving device (30) for driving the main shaft (21) to rotate is also provided on the outside of the cylinder (10).

9. A fine grinding machine for chocolate raw material grinding according to claim 8, characterized in that: A telescopic driving device (40) for driving the adjusting rod (27) to telescope in the main shaft (21) is also provided on the outside of the cylinder (10).

10. A fine grinding machine for chocolate raw material grinding according to claim 9, characterized in that: Both ends of the cylinder (10) are respectively provided with a feeding hopper (15) for feeding materials into the inner cavity of the cylinder.

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