CN211834057U - Stirring knife tackle spare and have its cooking machine - Google Patents

Abstract

The application provides a stirring knife tackle spare and have its cooking machine. The stirring cutter assembly comprises a stirring cutter, a cutter head and a cutter seat, the stirring cutter is installed on the cutter seat through a cutter shaft, the cutter seat is fixedly installed on the cutter head, the cutter seat is arranged on the cutter shaft through a sleeve, at least one of the inner support and the cutter seat cover is formed by stretching a metal sheet, and the inner support and at least one of the cutter seat cover are fixedly welded with the cutter head. At least one of the inner support and the knife seat cover is formed by stretching a metal sheet, and the manufacturing process is simple and the manufacturing cost is low. The application provides a cooking machine includes above-mentioned stirring knife tackle spare.

Description

Stirring knife tackle spare and have its cooking machine

Technical Field

The application relates to the technical field of kitchen appliances, especially, relate to a stirring sword subassembly and have its cooking machine.

Background

The shell of the stirring cutter seat component of the existing food processor is generally machined and formed by a stainless steel pipe, so that the manufacturing cost is high.

SUMMERY OF THE UTILITY MODEL

The application provides a stirring sword subassembly and have its cooking machine, but reduction in manufacturing cost.

The utility model provides an aspect provides a stirring cutter subassembly, including stirring sword, blade disc and blade holder, the stirring sword pass through the arbor install in the blade holder, blade holder fixed mounting in the blade disc, the blade holder is located including the cover epaxial inner support and blade holder lid of arbor, the inner support with at least one in the blade holder lid is by sheet metal stretch forming, just the inner support with at least one in the blade holder lid with blade disc welded fastening. At least one of the inner support and the knife seat cover is formed by stretching a metal sheet, and the manufacturing process is simple and the manufacturing cost is low.

Further, the inner support and the tool apron cover are fixed by welding, or fixed by crimping, or fixed by gluing, or fixed by tight fit. In some embodiments, the inner support and the tool apron cover are welded, crimped, glued or tightly fitted, so that the two are reliably connected and cannot loosen.

Further, the inner support or the cutter holder cover is connected with an upper sealing element, and the upper sealing element is in sealing fit with the cutter shaft and/or the cutter holder cover. An upper seal is provided to effect the upper seal.

Further, the inner support or the knife seat cover and the upper sealing element are of an integral structure. In some embodiments, the upper sealing element and the inner support are of an integrated structure, so that the number of parts needing to be assembled can be reduced, and the assembly efficiency can be improved; and the integrated structure can also ensure that the upper sealing element is not extruded and deformed, and the sealing effect is good.

Furthermore, the lower part of the cutter shaft is also provided with a lower sealing element which is in sealing fit with the cutter shaft. In some embodiments, the upper sealing element and the lower sealing element are used for sealing the bearing up and down so as to isolate the bearing from the external environment, so that the bearing is not easy to rust and corrode, and therefore, the bearing can be made of conventional bearing steel materials, and the cost of the bearing is reduced.

Furthermore, the tool apron further comprises a support sleeve sleeved on the lower portion of the inner support, and the lower sealing element is connected to the support sleeve. In some embodiments, the provision of a support sleeve may facilitate the provision of the lower seal.

Further, the lower sealing element and the supporting sleeve are integrally formed. In some embodiments, the lower sealing element and the support sleeve are of an integrated structure, so that the number of parts needing to be assembled can be reduced, the assembly efficiency can be improved, and the integrated structure is firmly connected and cannot be loosened or dropped; and the integrated structure can also ensure that the lower sealing element is not extruded and deformed, and the sealing effect is good.

Furthermore, the cutter head is provided with a mounting hole, the support sleeve is sleeved in the mounting hole, the support sleeve is provided with a lap-joint flanging, and the lap-joint flanging is lapped on the cutter head at the periphery of the mounting hole. In some embodiments, the mounting of the support sleeve may be facilitated by the provision of the overlap flange.

Further, the cutter holder cover is provided with a pressure welding flanging, and the pressure welding flanging is pressed above the lap joint flanging of the support sleeve so as to clamp the lap joint flanging between the cutter head and the pressure welding flanging. In some embodiments, the support sleeve can be conveniently fixed by arranging the crimping flange.

This application on the other hand provides a cooking machine, its include the frame and as above arbitrary technical scheme stirring sword subassembly, be equipped with the motor in the frame, the motor with the stirring sword is connected, in order to drive the motion of stirring sword. The application provides a cooking machine because of having above-mentioned stirring knife tackle spare, also has above-mentioned beneficial effect of course.

Drawings

Fig. 1 is a perspective assembly view of an embodiment of a food processing cup of the food processor of the present application.

Fig. 2 is a perspective exploded view of an embodiment of a food processing cup of the food processor of the present application.

Fig. 3 is an exploded perspective view of an embodiment of the blender blade assembly of the present application.

FIG. 4 is a cross-sectional view of an embodiment of the blender blade assembly of the present application.

Fig. 5 is a partially enlarged view of a portion a in fig. 4.

Fig. 6 is an exploded perspective view of another embodiment of a blender blade assembly of the present application.

FIG. 7 is a cross-sectional view of another embodiment of a blender blade assembly of the present application.

Fig. 8 is a partial enlarged view at B in fig. 7.

Fig. 9 is a partial enlarged view at C in fig. 7.

The reference numbers illustrate: 100-cooking cup; 10-cup body; 20-a cover body; 30-a stirring knife assembly; 1-stirring a knife; 11-a cutter shaft; 12-a gasket; 13-a tool holder cover; 131-crimping and flanging; 14-an inner support; 141-an upper seal; 1411-upper sealing edge; 15-spacer bush; 16-a bearing; 17-a clamp spring; 18-a clutch; 19-a support sleeve; 191-lap joint and flanging; 192-a lower seal; 1921-lower sealing edge; 2-cutter head; 201-mounting holes.

Detailed Description

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

The stirring knife assembly and the food processor with the same according to an embodiment of the present application will be described in detail below with reference to the accompanying drawings.

Referring to fig. 1 and fig. 2, in an embodiment, the stirring blade assembly 30 provided by the present application is applied to a cooking cup 100 of a cooking machine. The cooking cup 100 comprises a cup body 10 and a cover 20 arranged on the cup body 10, and the stirring knife assembly 30 is arranged in or at least partially in the cup body 10. The stirring blade assembly 30 moves to crush, stir, etc. the food material in the cup body 10. The stirring knife assembly 30 generally has two types of motions, namely upper drive and lower drive, wherein the upper drive generally is that a motor is arranged in the cover body 20, the stirring knife assembly 30 is connected with the motor in the cover body 20, when the cover body 20 is covered on the cup body 10, the stirring knife assembly 30 extends into the cup body 10, and the motor is started to drive the stirring knife assembly 30 to move, so as to realize work; the lower drive is generally that the motor is arranged in a base (not shown) at the lower part of the food processing cup 100, the stirring blade assembly 30 is positioned in the cup body 10 and connected with the motor in the base, and the motor is started to drive the stirring blade assembly 30 to move, so as to realize work. The stirring blade assembly 30 provided by the present application may be upper-driven or lower-driven.

Referring to fig. 3 and 4, in an embodiment, the stirring blade assembly 30 includes a stirring blade 1, a cutter head 2, and a blade holder, and the stirring blade 1 is mounted on the blade holder through a blade shaft 11. The tool apron comprises a tool apron cover 13, an inner support 14, a spacer sleeve 15, a bearing 16, a clamp spring 17 and a clutch 18.

In one embodiment, the stirring blade 1 comprises a plurality of blades. The blade of the stirring knife 1 can be a metal blade, such as a food-grade stainless steel blade; but also a ceramic blade. The blade may be a blade adapted to rotate at a high speed to pulverize the food material, or a blade adapted to rotate at a low speed to stir the food material. The application does not limit the material, blade shape and blade function of the blade of the stirring blade 1. In one embodiment, the stirring blade 1 is sleeved on the upper end of the blade shaft 11. Specifically, a through hole is formed in the middle of the stirring knife 1, a threaded connection section is arranged at the upper end of the knife shaft 11, and the diameter of the threaded connection section is smaller than that of the main body of the knife shaft 11. The stirring knife 1 is arranged on the threaded connection section of the knife shaft 11 in a penetrating mode through the through hole and supported on the upper step surface of the main body part of the knife shaft 11, and a screw cap is screwed on the threaded connection section at the upper end of the knife shaft 11 from the upper side, so that the stirring knife 1 is fixed on the knife shaft 11.

The assembled stirring knife 1 and the knife shaft 11 are arranged on the knife holder, and the knife shaft 11 sequentially passes through the knife holder cover 13, the inner support 14, the spacer bush 15 and the bearing 16 of the knife holder and is clamped and fixed by the snap spring 17 below. A gasket 12 is sleeved on the cutter shaft 11 between the stirring cutter 1 and the cutter holder cover 13. Preferably, the gasket 12 is a polytetrafluoroethylene gasket. The polytetrafluoroethylene gasket has good corrosion resistance, ageing resistance and non-conductivity, and can enhance the connection performance between the stirring cutter 1 and the cutter holder. In some embodiments, the blade holder cover 13 is stretch-formed from sheet metal. The knife seat cover 13 is cylindrical, the lower part of the knife seat cover is an opening, and a through hole with a diameter slightly larger than that of the knife shaft 11 is formed in the middle of the top wall of the upper part of the knife seat cover for the knife shaft 11 to pass through. An opening at the lower part of the tool seat cover 13 is used for the inner support 14 to be sleeved in the tool seat cover 13 from bottom to top. In some embodiments, the inner support 14 is stretch-formed from sheet metal. The inner support 14 is also cylindrical, the lower part of the inner support is an opening, and a through hole with a diameter slightly larger than that of the cutter shaft 11 is formed in the middle of the top wall of the upper part of the inner support for the cutter shaft 11 to pass through. The height of the inner bracket 14 is greater than the height of the holder cover 13, and when the assembled holder cover 13 and inner bracket 14 are fitted to the cutter head 2, the holder cover 13 is located above the bottom wall of the cutter head 2, and a part of the inner bracket 14 is located above the bottom wall of the cutter head 2 and a part thereof passes through the bottom wall of the cutter head 2 and is located below the bottom wall. The knife seat cover 13 is sleeved on the inner support 14 and fixedly connected with the inner support. Specifically, the inner support 14 and the tool holder cover 13 may be fixed by welding, crimping, gluing, or fitting, so that the two are connected reliably and cannot be loosened. The welding fixing preferably adopts laser spot welding, the welding area of the laser spot welding is small, and the deformation of the tool holder cover 13 and the inner support 14 is not easy to cause. The edge-curling fixation can be performed at the edge of the tool holder cover 13 or at the position where a sheet part is punched on the side wall of the tool holder cover 13, similarly, the edge-curling is performed at the corresponding position of the inner support 14, and the edge-curling of the tool holder cover 13 and the edge-curling of the inner support 14 are correspondingly curled and riveted together to realize fixation. The gluing is fixed by dispensing or coating an adhesive on the inner surface of the tool apron cover 13 and the outer surface of the inner support 14, and after the two are assembled together, the two are bonded together after the adhesive is cured. The tight fit and fixation is realized by designing the sizes of the knife seat cover 13 and the inner support 14 and sleeving the knife seat cover 13 on the inner support 14 in a hard interference manner by using pressure. In some embodiments, the blade holder cover 13 and the inner support 14 are both stretch-formed from sheet metal; in other embodiments, one of the blade housing cover 13 and the inner support 14 may be formed by drawing sheet metal, and the other may be formed by machining metal, casting metal, or other non-metallic materials. At least one of the inner support 14 and the blade holder cover 13 is formed by drawing a metal sheet, and the manufacturing process is simple and the manufacturing cost is low.

With continued reference to fig. 4, the impeller 2 is bowl-shaped having a bottom wall and side walls. The middle part of the bottom wall of the cutter head 2 is provided with a mounting hole, and the inner support 14 is arranged in the mounting hole in a penetrating way. The cutter head 2 is made of metal, preferably stainless steel, such as 304 food-grade stainless steel. At least one of the inner support 14 and the tool holder cover 15 is fixed with the cutter head 2 by welding, and the welding is preferably laser welding.

Referring to fig. 5, the inner bracket 14 is connected with an upper sealing member 141, and the upper sealing member 141 is in sealing fit with the knife shaft 11. The upper sealing member 141 is made of food-grade rubber to meet the hygienic and safety requirements of food contact. In some embodiments, the upper seal 141 is a unitary structure with the inner housing 14. The upper sealing member 141 is disposed on the edge of the top wall perforation of the inner bracket 14, the upper sealing member 141 covers the upper and lower sides of the top wall perforation of the inner bracket 14, and the side surface of the upper sealing member 141 is further provided with an upper sealing edge 1411. The upper sealing edge 1411 is an annular convex edge, and is in contact with the cutter shaft 11 to realize sealing. In some embodiments, the upper sealing edge 1411 includes two annular convex edges, one of which protrudes to the top wall through hole of the holder cover 13 to seal with the knife shaft 11 and the holder cover 13, and the other of which protrudes to the top wall through hole of the inner bracket 14 to seal with the knife shaft 11. The upper sealing edge 1411 comprises two annular convex edges, and the sealing effect is good. In some embodiments, the upper sealing member 141 and the inner bracket 14 are integrated, so that the number of parts to be assembled can be reduced, and the assembly efficiency can be improved; and the integrated structure can also ensure that the upper sealing element is not extruded and deformed, and the sealing effect is good. Preferably, the inner bracket 14 and the upper sealing element 141 are integrally formed by vulcanization, encapsulation and injection molding, and the process is simple and convenient and the connection is firm. In another embodiment, the inner frame 14 and the upper sealing member 141 may be connected as a single structure by bonding or the like. In the embodiment shown in fig. 5, the upper sealing member 141 is integrated with the inner bracket 14, and in other embodiments, the upper sealing member 141 may be integrated with the tool holder cover 13, or both the tool holder cover 13 and the inner bracket 14. The mode of the integrated structure can be the modes of the rubber coating injection molding, the bonding and the like, and the details are not repeated. The bottom end of the inner support 14 is an opening for the bearing 16 and the spacer 15 to be installed in the inner support 14 from bottom to top.

In some embodiments, the bearings 16 are rolling bearings, and the number of the bearings 16 may be 1, 2, 3, or more. The bearing 16 is sleeved on the cutter shaft, and the bearing 16 is positioned in the inner support 14. The bearing 16 is located in the inner support 14, and the inner support 14 can play a role in bearing and protecting the bearing 16, reduce the influence of the external environment on the bearing 16, and prolong the service life of the bearing 16. The spacer 15 is located within the inner support 14, and the spacer 15 is located between the top end of the inner support 14 and the bearing 16. The vibration of the bearing 16 can be reduced by arranging the spacer 15, and the rotating stability of the cutter shaft 11 is enhanced. In some embodiments, the spacer 15 is annular, and the size of the middle annular hole is larger than that of the cutter shaft 11. When the spacer bush 15 is sleeved in the inner support 14, the outer side surface of the spacer bush is in contact with the inner side surface of the inner support 14, so that the spacer bush 15 is convenient to fix, and the inner side surface of the spacer bush 15 is not in contact with the cutter shaft 11, so that the rotating friction force of the cutter shaft 11 is reduced.

After the spacer 15 and the bearing 16 are assembled in the inner support 14, the clamp spring 17 is sleeved on the knife shaft 11 below the bearing 16 to limit the bearing 16, and the bearing 16 is prevented from being separated from the knife shaft 11 downwards. The lower end of the cutter shaft 11 is connected with a clutch 18, in an embodiment, the lower end of the cutter shaft 11 is provided with a threaded section with an external thread, the clutch 18 is provided with an internal threaded hole, and the clutch 18 is fixed on the lower part of the cutter shaft 11 in a threaded connection mode. In other embodiments, the clutch 18 can also be fixed to the knife shaft 11 by a key or snap connection. The clutch 18 is used for connecting with a motor, and the motor drives the cutter shaft 11 to rotate through the clutch 18.

The assembly relationship of the blender knife assembly 30 is as follows: the stirring knife 1 is assembled at the upper end of the knife shaft 11 and is locked and fixed through a nut; the cutter shaft 11 sequentially penetrates through and is connected with a gasket 12, a cutter seat cover 13, an inner support 14, a spacer bush 15 and a bearing 16, and is limited below the bearing 16 by a clamp spring 17; the lower end of the cutter shaft 11 is connected with a clutch 18; the inner support 14 penetrates through a mounting hole of the cutter head 2, and at least one of the cutter seat cover 13 and the inner support 14 is welded and fixed with the cutter head 2. When the stirring blade assembly 30 works, the stirring blade assembly is connected with a motor through the clutch 18, and the motor rotates to drive the stirring blade 1 to rotate to work.

Please refer to fig. 6 to 9, which are diagrams illustrating another embodiment of the stirring blade assembly 30. The main difference between this embodiment and the embodiment shown in fig. 3 to 5 is that a support sleeve 19 is further provided, and a lower sealing member 192 is provided on the support sleeve 19.

Specifically, please refer to fig. 9, the tool holder includes a support sleeve 19 sleeved on the lower portion of the inner support 14, and a lower sealing member 192 is connected to the support sleeve 19. The provision of the support sleeve 19 facilitates the provision of the lower seal 192. The supporting sleeve 19 is substantially cylindrical and has an opening at the upper part, and the diameter of the supporting sleeve 19 is slightly larger than that of the inner bracket 14 so as to be sleeved on the outer side of the inner bracket 14. In other embodiments, the sleeve arrangement also includes a support sleeve 19 having a diameter slightly smaller than the diameter of the inner stent 14 and nested inside the inner stent 14. The middle part of the bottom wall of the lower part of the support sleeve 19 is provided with a through hole with a diameter slightly larger than that of the cutter shaft 11 so as to allow the cutter shaft 11 to pass through. In some embodiments, the lower sealing member 192 and the supporting sleeve 19 are an integral structure, so as to reduce the number of parts to be assembled and improve the assembly efficiency, and the integral structure is firmly connected and will not loosen and fall off; in addition, the integrated structure can also ensure that the upper sealing element is not extruded and deformed, and the sealing effect is good. The lower sealing member 192 is made of food-grade rubber so as to meet the requirement of food contact on sanitation and safety. In some embodiments, the lower sealing member 192 is formed on the perforated edge of the bottom wall of the support sleeve 19, the lower sealing member 192 covers the upper and lower sides of the perforated edge of the bottom wall of the support sleeve 19, and the side surface of the lower sealing member 192 is further provided with a lower sealing edge 1921. The lower sealing edge 1921 is an annular convex edge, which contacts with the lower portion of the knife shaft 11 to achieve sealing. In the embodiment, the upper and lower seals 192 can be used for sealing the bearing 16 to isolate the bearing 16 from the external environment, so that the bearing 16 is not easy to rust and corrode, and therefore, the bearing 16 can be made of a conventional bearing steel material, and the cost of the bearing 16 is reduced.

Referring to fig. 8, the cutter head 2 is provided with a mounting hole 201, and the support sleeve 19 is sleeved in the mounting hole 201. The supporting sleeve 19 is provided with an overlap flange 191, and the overlap flange 191 overlaps the cutter head 2 around the mounting hole 201. In some embodiments, the mounting of support sleeve 19 may be facilitated by the provision of lap cuff 191. Further, the tool holder cover 13 has a crimping flange 131, and the crimping flange 131 is crimped over the overlapping flange 191 of the support sleeve 19 so as to clamp the overlapping flange 191 between the tool pan 2 and the crimping flange 131. In some embodiments, the fixation of support sleeve 19 may be facilitated by the provision of crimp flange 131. Other components and structures in this embodiment are substantially the same as those in the embodiment shown in fig. 3 to 5, and can be understood by referring to the description of the embodiment shown in fig. 3 to 5, which is not repeated herein.

As can be seen from the above description, in the stirring blade assembly 30 provided by the present application, at least one of the inner holder 14 and the blade holder cover 13 is formed by stretching a metal sheet, and at least one of the inner holder 14 and the blade holder cover 13 is welded and fixed to the blade disc 2, because at least one of the inner holder 14 and the blade holder cover 13 is formed by stretching a metal sheet, the manufacturing process is simple, the manufacturing cost is low, and the connection with the blade disc 2 is reliable.

This application still provides a cooking machine, its include the frame and as above arbitrary technical scheme stirring sword subassembly 30, be equipped with the motor in the frame, the motor with stirring sword 1 is connected, in order to drive stirring sword 1 moves. The application provides a cooking machine because of having above-mentioned stirring sword subassembly 20, also has above-mentioned beneficial effect of course. The food processor can be a soybean milk machine, a meat mixer, a juice extractor, a dough kneading machine, a wall breaking machine and the like.

Although the present application has been described with reference to a preferred embodiment, it should be understood that various changes, substitutions and alterations can be made herein without departing from the spirit and scope of the application, and all changes, substitutions and alterations that fall within the spirit and scope of the application are to be understood as being covered by the following claims.

Claims (10)

1. The utility model provides a stirring knife tackle spare, includes stirring sword (1), blade disc (2) and blade holder, stirring sword (1) through arbor (11) install in the blade holder, blade holder fixed mounting in blade disc (2), its characterized in that, the blade holder is located including the cover inner support (14) and blade holder lid (13) on arbor (11), inner support (14) with at least one in blade holder lid (13) is by sheet metal stretch forming, just inner support (14) with at least one in blade holder lid (13) with blade disc (2) welded fastening.

2. A rabble blade assembly according to claim 1, wherein said inner holder (14) and said blade holder cover (13) are welded, crimped, glued or tightly fitted.

3. A rabble blade assembly according to claim 1, wherein an upper seal (141) is attached to the inner carrier (14) or the blade holder cover (13), said upper seal (141) being in sealing engagement with the blade shaft (11) and/or the blade holder cover (13).

4. A beater assembly according to claim 3, wherein the inner support (14) or the holder cap (13) is of unitary construction with the upper seal (141).

5. The stirring blade assembly according to any of claims 1 to 4, characterized in that the lower part of the blade shaft (11) is further provided with a lower sealing member (192) which is in sealing engagement with the blade shaft (11).

6. The blender blade assembly of claim 5, wherein said blade holder further comprises a support sleeve (19) fitted over a lower portion of said inner frame (14), said lower sealing member (192) being connected to said support sleeve (19).

7. The stirring blade assembly according to claim 6, characterized in that said lower sealing member (192) is of a unitary construction with said supporting sleeve (19).

8. The stirring blade assembly according to claim 6, wherein the cutter head (2) is provided with a mounting hole (201), the support sleeve (19) is sleeved in the mounting hole (201), the support sleeve (19) is provided with an overlapping flange (191), and the overlapping flange (191) is overlapped on the cutter head (2) at the periphery of the mounting hole (201).

9. The mixer blade assembly according to claim 8, characterized in that the holder cover (13) has a crimping bead (131), the crimping bead (131) being crimped over a lap bead (191) of the support sleeve (19) in order to clamp the lap bead (191) between the cutter head (2) and the crimping bead (131).

10. Food processor, characterized in that it comprises a base and a stirring blade assembly according to any one of claims 1 to 9, wherein a motor is arranged in the base, and the motor is connected with the stirring blade (1) to drive the stirring blade (1) to move.

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