CN219895481U - Knife tackle spare, stirring blade disc subassembly and cooking machine - Google Patents

Abstract

The utility model provides a knife assembly, a stirring knife disc assembly and a cooking machine. The cutter assembly comprises a cutter shaft, a blade, an upper clutch, a bearing sleeve and a bearing, wherein the bearing sleeve is sleeved on the cutter shaft, the bearing is arranged between the cutter shaft and the bearing sleeve, the blade is arranged at the upper end of the cutter shaft, and the upper clutch is arranged at the lower end of the cutter shaft; the cutter shaft comprises a first conical surface which is contracted inwards from top to bottom in the radial direction, the upper clutch comprises a second conical surface which is jointed with the first conical surface, and the upper clutch is fixed at the lower end of the cutter shaft through a fastening piece. When the upper clutch is arranged on the cutter shaft, the first conical surface and the second conical surface are matched, so that the upper clutch and the cutter shaft have better concentricity, and the cutter assembly has smaller noise in high-speed rotation and better use experience.

Description

Knife tackle spare, stirring blade disc subassembly and cooking machine

Technical Field

The utility model relates to the field of food processing, in particular to a knife assembly, a stirring knife disc assembly and a cooking machine.

Background

With the increasing level of living of people, many different types of food processing machines appear on the market. The functions of the food processor mainly include, but are not limited to, functions of grinding, beating soybean milk, squeezing juice, mincing meat, making coffee, and/or preparing a facial mask. The food processor can comprise a soymilk machine, a stirrer, a broken wall food processor and other machines for crushing and stirring food. The cooking machine comprises a stirring cup assembly and a host, wherein the stirring cup assembly comprises a stirring cup and a cutter assembly arranged at the bottom of the stirring cup, the host comprises a shell and a motor arranged in the shell, and a cutter shaft of the cutter assembly and an output shaft of the motor are connected with a lower clutch through an upper clutch. The noise that produces between current cooking machine at the during operation, last clutch and the clutch down is big, leads to using experience inadequately.

Disclosure of Invention

The utility model aims to provide a knife assembly, a stirring knife disc assembly and a food processor, which can effectively reduce noise between an upper clutch and a lower clutch and have better use experience.

One aspect of the present utility model provides a knife assembly. The cutter assembly comprises a cutter shaft, a blade, an upper clutch, a bearing sleeve and a bearing, wherein the bearing sleeve is sleeved on the cutter shaft, the bearing is arranged between the cutter shaft and the bearing sleeve, the blade is arranged at the upper end of the cutter shaft, and the upper clutch is arranged at the lower end of the cutter shaft; the cutter shaft comprises a first conical surface which is contracted inwards from top to bottom in the radial direction, the upper clutch comprises a second conical surface which is jointed with the first conical surface, and the upper clutch is fixed at the lower end of the cutter shaft through a fastening piece. When the upper clutch is arranged on the cutter shaft, the first conical surface and the second conical surface are matched, so that the upper clutch and the cutter shaft have better concentricity, and the cutter assembly has smaller noise in high-speed rotation and better use experience.

Further, an included angle between the first conical surface and the axis of the cutter shaft is between 1 and 6 degrees, and the height of the first conical surface is between 8 and 15 millimeters. Through limiting the included angle between the axes of the first conical surface and the cutter shaft and the height of the first conical surface, on one hand, better concentricity between the upper clutch and the cutter shaft can be ensured, and on the other hand, the cooperation between the upper clutch and the cutter shaft is more stable and reliable.

Further, the cutter shaft is provided with a step part, and the upper clutch is upwards pressed against the step part. Through supporting upward the pressure in the step with last clutch, can be better carry out spacing to last clutch, make its cooperation between arbor more stable.

Further, the fastener is a screw, and the fastener comprises a first part in threaded fit with the cutter shaft and a second part which is pressed upwards against the upper clutch. Therefore, the upper clutch can be more tightly matched with the cutter shaft, the stability is better, and the installation is simple.

Further, the upper clutch is provided with a counterbore for receiving the second portion. Through setting up the counter bore for knife tackle spare overall structure is compacter, saves space, also avoids the fastener to produce the interference with the lower clutch that sets up in the motor shaft simultaneously.

Further, the cutter shaft comprises a flat position located above the first conical surface, and the upper clutch comprises a clamping groove matched with the flat position. Through flat position and draw-in groove cooperation, in cooking machine working process, can avoid taking place relative rotation between clutch and the arbor well.

Further, the flat position comprises 4 anti-rotation planes which are circumferentially arranged along the cutter shaft, and the clamping groove is a square groove matched with the 4 anti-rotation planes. Therefore, the structure is simple, and the relative rotation between the upper clutch and the cutter shaft can be better avoided.

Another aspect of the utility model provides a mixer impeller assembly. The agitator cutterhead assembly includes: a chassis and a knife assembly as described above, the knife assembly being disposed on the chassis.

Further, the agitator cutterhead assembly also includes a nut that is threadedly engaged with the bearing housing to secure the cutterhead assembly to the chassis. Thus, through nut and bearing housing screw-thread fit, convenient assembling, simultaneously, because the wall thickness of bearing housing can set up bigger, the noise that the bearing produced is littleer in the knife tackle spare rotates to have better noise reduction effect.

Another aspect of the utility model provides a food processor. This cooking machine includes: a host; the stirring cup assembly is detachably arranged on the host machine and comprises a stirring cup and the stirring cutter head assembly, and the stirring cutter head assembly is arranged at the bottom of the stirring cup; and the cup cover assembly is covered on the stirring cup assembly.

Drawings

FIG. 1 is a cross-sectional view of one embodiment of a food processor of the present utility model;

FIG. 2 is an enlarged view of the portion A shown in FIG. 1;

FIG. 3 is a cross-sectional view of the agitator cutterhead assembly shown in FIG. 1;

fig. 4 is a perspective view of the arbor shown in fig. 3;

fig. 5 and 6 are perspective views of the upper clutch shown in fig. 3.

Detailed Description

Reference will now be made in detail to exemplary embodiments, examples of which are illustrated in the accompanying drawings. When the following description refers to the accompanying drawings, the same numbers in different drawings refer to the same or similar elements, unless otherwise indicated. The implementations described in the following exemplary examples do not represent all implementations consistent with the utility model. Rather, they are merely examples of apparatus consistent with aspects of the utility model as detailed in the accompanying claims.

The terminology used herein is for the purpose of describing particular embodiments only and is not intended to be limiting of the utility model. Unless defined otherwise, technical or scientific terms used herein should be given the ordinary meaning as understood by one of ordinary skill in the art to which this utility model belongs. The use of the terms "a" or "an" and the like in the description and in the claims do not denote a limitation of quantity, but rather denote the presence of at least one. The word "comprising" or "comprises", and the like, means that elements or items appearing before "comprising" or "comprising" are encompassed by the element or item recited after "comprising" or "comprising" and equivalents thereof, and that other elements or items are not excluded. The terms "connected" or "connected," and the like, are not limited to physical or mechanical connections, but may include electrical connections, whether direct or indirect. As used in this specification and the appended claims, the singular forms "a," "an," and "the" are intended to include the plural forms as well, unless the context clearly indicates otherwise. It should also be understood that the term "and/or" as used herein refers to and encompasses any or all possible combinations of one or more of the associated listed items.

The food processor 100 of the present utility model may be used for making soymilk, squeezing juice, etc. Referring to fig. 1-6, a food processing machine 100 includes a main machine 50, a blender cup assembly 60, and a bowl cover assembly 70. The stirring cup assembly 60 is detachably mounted on the main machine 50, and the cup cover assembly 70 covers the stirring cup assembly 60.

The main unit 50 includes a housing 51 and a motor 52 provided in the housing 51. The mixing cup assembly 60 comprises a mixing cup 61 and a mixing cutterhead assembly 40, and the mixing cutterhead assembly 40 is arranged at the bottom of the mixing cup 61. The agitator cutterhead assembly 40 includes a chassis 20 and a cutter assembly 29 disposed on the chassis 20. The stirring cup 61 is used for placing food, and the motor 52 can drive the knife assembly 29 to stir and crush the food in the stirring cup 61. The bottom plate 20 may include a heating element for heating the food material in the stirring cup 61.

The cutter assembly 29 comprises a cutter shaft 11, a cutter blade 12, an upper clutch 13, a bearing sleeve 14 and a bearing 15, wherein the bearing sleeve 14 is sleeved on the cutter shaft 11, the bearing 15 is arranged between the cutter shaft 11 and the bearing sleeve 14, the cutter blade 12 is arranged at the upper end of the cutter shaft 11, and the upper clutch 13 is arranged at the lower end of the cutter shaft 11.

Wherein the cutter shaft 11 includes a first tapered surface 111 which is contracted radially inward from top to bottom, the upper clutch 13 includes a second tapered surface 131 which is fitted with the first tapered surface 111, and the upper clutch 13 is fixed to the lower end of the cutter shaft 11 by a fastener 16.

According to the cutter assembly 29 disclosed by the utility model, when the upper clutch 13 is installed on the cutter shaft 11, the first conical surface 111 and the second conical surface 131 are matched, so that the upper clutch 13 and the cutter shaft 11 have better concentricity, and the cutter assembly 29 has smaller noise in high-speed rotation and better use experience.

Preferably, the included angle between the first conical surface 111 and the axis of the arbor 11 is between 1 degree and 6 degrees, and the height of the first conical surface 111 is between 8 millimeters and 15 millimeters. By limiting the included angle between the first conical surface 111 and the axis of the cutter shaft 11 and the height of the first conical surface 111, on one hand, better concentricity between the upper clutch 13 and the cutter shaft 11 can be ensured, and on the other hand, the cooperation between the upper clutch 13 and the cutter shaft 11 is more stable and reliable. The second conical surface 131 is attached to the first conical surface 111, that is, an included angle between the second conical surface 131 and the axis of the cutter shaft 11 is also between 1 degree and 6 degrees.

In some embodiments, the included angle between the first conical surface 111 and the axis of the arbor 11 may be 1 degree, 2 degrees, 3 degrees, 4 degrees, 5 degrees, 6 degrees, or a value between any two of the foregoing. The height of the first taper 111 may be 8 mm, 10 mm, 12 mm, 14 mm, 15 mm or some value between any two adjacent ones.

In the illustrated embodiment, the cutter shaft 11 is provided with a step 119, and the upper clutch 13 is pressed upward against the step 119. By pressing the upper clutch 13 upward against the stepped portion 119, the upper clutch 13 can be better restrained, and the engagement between the upper clutch and the cutter shaft 11 can be more stable.

In the illustrated embodiment, the fastener 16 is a screw, and the fastener 16 includes a first portion 161 that is threadedly engaged with the arbor 11 and a second portion 162 that is pressed upwardly against the upper clutch 13. Specifically, the bottom end of the cutter shaft 11 is provided with a screw hole, and the upper clutch 13 can be more tightly matched with the cutter shaft 11 in the process of screwing the fastening piece 16 into the screw hole, so that the stability is better, and the installation is simple. In other embodiments, the fastener 16 may have other structures, but is not limited thereto.

In the illustrated embodiment, the upper clutch 13 is provided with a counterbore 133 for receiving the second portion 162. By providing the counterbore 133, the overall structure of the knife assembly 29 is more compact, saving space, while also avoiding interference of the fastener 16 with a lower clutch provided on the motor shaft.

Preferably, the cutter shaft 11 includes a flat portion 113 located above the first conical surface 111, and the upper clutch 13 includes a clamping groove 134 matched with the flat portion 113. By matching the flat position 113 with the clamping groove 134, the relative rotation between the upper clutch 13 and the cutter shaft 11 can be well avoided in the working process of the food processor 100.

In the illustrated embodiment, the flat portion 113 includes 4 anti-rotation planes 1131 circumferentially arranged along the cutter shaft 11, and the clamping groove 134 is configured as a square groove matched with the 4 anti-rotation planes 1131. In this way, the structure is simple, and the relative rotation between the upper clutch 13 and the cutter shaft 11 can be better avoided. In other embodiments, the flat portion 113 includes 3, 5 or 6 rotation preventing planes 1131, and the clamping groove 134 is correspondingly configured as a triangular groove, a pentagonal groove or a hexagonal groove, which is not limited thereto.

In the illustrated embodiment, the agitator cutterhead assembly 40 further includes a nut 30, the nut 30 threadably engaging the bearing housing 14 to secure the knife assembly 29 to the chassis 20. Thus, the nut 30 is in threaded engagement with the bearing housing 14, so that the assembly is convenient, and at the same time, since the wall thickness of the bearing housing 14 can be set larger, the noise generated by the bearing 15 in the rotation of the knife assembly 29 is smaller, thereby having a better noise reduction effect. In another embodiment, the bearing housing 14 is welded to the chassis 20 to secure the knife assembly 29 to the chassis 20.

The foregoing description of the preferred embodiments of the utility model is not intended to be limiting, but rather to enable any modification, equivalent replacement, improvement or the like to be made within the spirit and principles of the utility model.

Claims (10)

1. The cutter assembly is characterized by comprising a cutter shaft (11), a cutter blade (12), an upper clutch (13), a bearing sleeve (14) and a bearing (15), wherein the bearing sleeve (14) is sleeved on the cutter shaft (11), the bearing (15) is arranged between the cutter shaft (11) and the bearing sleeve (14), the cutter blade (12) is arranged at the upper end of the cutter shaft (11), and the upper clutch (13) is arranged at the lower end of the cutter shaft (11);

the cutter shaft (11) comprises a first conical surface (111) which is contracted inwards from top to bottom in the radial direction, the upper clutch (13) comprises a second conical surface (131) which is attached to the first conical surface (111), and the upper clutch (13) is fixed at the lower end of the cutter shaft (11) through a fastener (16).

2. The knife assembly of claim 1, wherein: the included angle between the first conical surface (111) and the axis of the cutter shaft (11) is between 1 and 6 degrees, and the height of the first conical surface (111) is between 8 and 15 millimeters.

3. The knife assembly of claim 1, wherein: the cutter shaft (11) is provided with a step portion (119), and the upper clutch (13) is pressed against the step portion (119) upwards.

4. The knife assembly of claim 1, wherein: the fastener (16) is a screw, and the fastener (16) comprises a first part (161) in threaded fit with the cutter shaft (11) and a second part (162) upwards pressed against the upper clutch (13).

5. The knife assembly of claim 4, wherein: the upper clutch (13) is provided with a counterbore (133) for receiving the second portion (162).

6. The knife assembly of claim 1, wherein: the cutter shaft (11) comprises a flat position (113) located above the first conical surface (111), and the upper clutch (13) comprises a clamping groove (134) matched with the flat position (113).

7. The knife assembly of claim 6, wherein: the flat position (113) comprises 4 anti-rotation planes (1131) circumferentially distributed along the cutter shaft (11), and the clamping groove (134) is a square groove matched with the 4 anti-rotation planes (1131).

8. A mixer impeller assembly, comprising: chassis (20) and a knife assembly according to any one of claims 1 to 7, said knife assembly being provided to said chassis (20).

9. The agitator cutterhead assembly of claim 8, wherein: the agitator cutterhead assembly also includes a nut (30), the nut (30) being threadably engaged with the bearing housing (14) to secure the cutterhead assembly to the chassis (20).

10. A cooking machine, characterized in that it includes:

a host (50);

a blender cup assembly (60) removably mounted to the host machine (50), the blender cup assembly (60) comprising a blender cup (61) and a blender blade assembly according to any one of claims 8 to 9, the blender blade assembly being mounted to a bottom of the blender cup (61); a kind of electronic device with high-pressure air-conditioning system

And the cup cover assembly (70) is covered on the stirring cup assembly (60).