CN217137718U - Food processor capable of reducing vibration noise - Google Patents

Abstract

The utility model discloses a reduce vibration noise's food preparation machine, including host computer, crushing unit is including smashing the cup, locating the crushing sword in smashing the cup and being used for the motor of drive crushing sword, and in the host computer was located to the motor, smashes the cup and includes the cup, is used for the lid to close the bowl cover of cup, smash the sword and include the arbor and install in the blade of arbor, the bottom of cup is equipped with the axle sleeve mounting hole, install the axle sleeve subassembly in the axle sleeve mounting hole, the axle sleeve subassembly include axle sleeve, overcoat in the axle sleeve and with axle sleeve mounting hole inner wall complex flexible cover, install in the sealing washer on axle sleeve hole upper portion, install in the bearing of axle sleeve hole lower part, the arbor supports in the bearing, the sealing washer is sealed with the arbor and is cooperated. The utility model discloses a flexible cover forms flexible isolation between smashing sword and the dish that generates heat, can effectual decay pass through the axle sleeve subassembly and transmit to the vibration of the dish that generates heat, realizes making an uproar effect of falling.

Description

Food processor capable of reducing vibration noise

Technical Field

The utility model belongs to the technical field of the kitchen appliances, especially, relate to food preparation machine.

Background

The bottom of the cup body of the existing wall breaking machine is provided with a bearing chamber, a bearing is arranged in the bearing chamber, and a cutter shaft of a crushing cutter is matched with the bearing. The bearing is commonly used five metals hard material preparation, and when the high-speed operation of broken wall machine, because arbor and host computer motor can't absolutely be concentric, the arbor produces the vibration and transmits to the cup and send great noise through rigid structure because of eccentric atress easily.

SUMMERY OF THE UTILITY MODEL

To the defect of prior art, the technical problem to be solved by the utility model is to provide a food processor that reduces vibration noise.

In order to solve the technical problem, the utility model adopts the following technical scheme: the utility model provides a reduce vibration noise's food preparation machine, includes host computer, crushing unit, and crushing unit is including smashing the cup, locating the crushing sword in smashing the cup and being used for driving the motor of smashing the sword, and in the host computer was located to the motor, smashes the cup and includes the cup, is used for covering the bowl cover that closes the cup, smash the sword and include the arbor and install in the blade of arbor, the bottom of cup is equipped with the axle sleeve mounting hole, install the axle sleeve subassembly in the axle sleeve mounting hole, the axle sleeve subassembly include axle sleeve, overcoat in the axle sleeve and with axle sleeve mounting hole inner wall complex flexible cover, install in the sealing washer on axle sleeve hole upper portion, install in the bearing of axle sleeve hole lower part, the arbor supports in the bearing, sealing washer and the sealed cooperation of arbor.

Preferably, the outer edge of the upper end of the shaft sleeve is provided with a low-level step surface, the low-level step surface is provided with a clamping groove, and the inner side of the top of the flexible sleeve is provided with a buckle clamped in the clamping groove.

Preferably, the inner wall of the lower end of the shaft sleeve mounting hole is provided with a first clamp spring positioning groove, and a first clamp spring for positioning the lower end of the shaft sleeve is mounted in the first clamp spring positioning groove.

Preferably, the outer flange is arranged on the outer edge of the lower end of the shaft sleeve, and the first clamp spring is matched with the bottom surface of the outer flange in a positioning mode.

Preferably, the top of the flexible sleeve is provided with a convex ring higher than the upper end surface of the shaft sleeve.

Preferably, axial grooves are circumferentially distributed on the outer side wall of the flexible sleeve at intervals.

Preferably, the middle part of the shaft sleeve inner hole is provided with a positioning flange, the upper end face of the positioning flange is used for positioning the lower end of the sealing ring, and the lower end face of the positioning flange is used for positioning the upper end of the bearing.

Preferably, the sealing ring is provided with at least two sealing lips which are in sealing fit with the cutter shaft along the axial direction, and the upper end of the sealing ring is higher than the upper end face of the shaft sleeve and is in sealing fit with the inner top wall of the shaft sleeve mounting hole.

Preferably, a second clamp spring positioning groove is formed in the lower portion of the bearing of the cutter shaft, a second clamp spring is installed in the second clamp spring positioning groove, and a limiting check ring is connected between the bearing and the second clamp spring of the cutter shaft; and/or two bearings are arranged side by side, and an isolation gasket is arranged between the two bearings.

Preferably, the cup body comprises an upper component and a lower component which are combined together, the lower component comprises a shell and a heating disc arranged on the inner side of the shell, and the shaft sleeve mounting hole is formed in the heating disc.

The utility model discloses a technical scheme, following beneficial effect has:

1. the bearing is installed in the axle sleeve, because the axle sleeve subassembly has designed the flexible cover, and the flexible cover is flexible material, for example silica gel, has the effect of absorbed vibration energy, smashes the sword and forms flexible isolation between the dish that generates heat, can effectual decay pass through the axle sleeve subassembly and transmit to the vibration of the dish that generates heat, realizes the effect of making an uproar that falls.

2. The flexible sleeve is from last down the overcoat on the axle sleeve, and the assembly is accomplished in the draw-in groove to the buckle block at last to axle sleeve unit mount is behind the axle sleeve mounting hole, and the top of flexible sleeve leans on the axle sleeve mounting hole roof through the bulge loop top, has realized the damping with axle sleeve mounting hole roof, also compresses tightly the buckle simultaneously and is fixed in the draw-in groove, and both can not separate at the operation in-process.

3. After the whole shaft sleeve assembly is installed in the shaft sleeve mounting hole, the bearing is vertically limited and fixed through the first clamp spring and the positioning flange, and the risk of bearing falling and friction between the end face of the bearing and the bakelite gasket can be effectively avoided due to the fact that the clamp spring installed on the cutter shaft is not relied.

4. The outer side wall of the flexible sleeve is in interference fit with the inner wall of the shaft sleeve mounting hole, and the outer side wall of the flexible sleeve with the axial groove can have larger deformation when meeting vibration.

5. The lower extreme of sealing washer is fixed a position by the locating flange, and the upper end of sealing washer is higher than the axle sleeve up end and with the sealed cooperation of axle sleeve mounting hole inner wall to also have certain damping effect, the sealing washer is equipped with two at least seal lips along the axial and the sealed cooperation of arbor, guarantees reliably sealed through a plurality of seal lips.

6. The cutter shaft is connected with a limiting check ring between the bearing and the second clamp spring and used as a lower limiting structure of the cutter shaft to prevent the cutter shaft from falling off.

The utility model discloses a specific technical scheme and the beneficial effect that brings will give detailed disclosure in the following embodiment in combination with the accompanying drawings.

Drawings

The invention will be further described with reference to the accompanying drawings and specific embodiments:

FIG. 1 is a schematic view of a food processor;

FIG. 2 is a first schematic structural view of a pulverizing cup;

FIG. 3 is an enlarged view of the structure at A in FIG. 2;

FIG. 4 is a cross-sectional view of the bushing;

FIG. 5 is a schematic view of a flexible sleeve;

FIG. 6 is a schematic structural view of a bushing assembly;

FIG. 7 is a first structural view of the heating plate;

FIG. 8 is a schematic structural view of the shaft sleeve assembly and the crushing knife mounted on the heating plate;

FIG. 9 is a schematic view of the connection structure of the grinding cup and the main frame;

FIG. 10 is a second schematic structural view of the grinding cup;

FIG. 11 is an enlarged view of the structure at B in FIG. 10;

FIG. 12 is a second schematic structural view of the heating plate;

FIG. 13 is a schematic view of the mounting bracket;

FIG. 14 is a schematic view of a connection structure of the heating plate and the mounting bracket;

FIG. 15 is a schematic view of a motor mounting base on the upper portion of the main body;

in the figure: the grinding cup 1, the lower component 11, the housing 11A, the heating plate 11B, the tool apron 110, the reinforcing rib 1101, the bushing mounting hole 111, the first snap spring positioning slot 1111, the screw post 112, the component 113, the outward flange 114, the annular groove 115, the upper component 12, the bushing assembly 13, the first snap spring 131, the bushing 132, the bushing inner hole upper portion 1321, the bushing inner hole lower portion 1322, the positioning flange 1323, the clamping slot 1324, the outer flange 1325, the flexible sleeve 133, the buckle 1331, the convex ring 1332, the axial groove 1333, the sealing ring 134, the sealing lip 1341, the bearing 135, the grinding knife 14, the blade 141, the knife shaft 142, the limit retaining ring 143, the second snap spring 144, the mounting bracket 15, the positioning claw 151, the screw passing hole 152, the positioning notch 153, the fastening screw 154, the isolation gasket 136, the heat insulation sleeve 16, the clamping hook 161, the positioning hole 162, the positioning piece 17, the horizontal portion 171, the upper positioning post 172, the lower positioning post 173, the main frame 2, the motor 21, output connector 22, positioning slot 23, positioning concave 231.

Detailed Description

The technical solutions of the embodiments of the present invention are explained and explained below with reference to the drawings of the embodiments of the present invention, but the embodiments described below are only preferred embodiments of the present invention, and not all embodiments. Based on the embodiments in the embodiment, other embodiments obtained by those skilled in the art without any creative work belong to the protection scope of the present invention.

It will be appreciated by those skilled in the art that features from the examples and embodiments described below may be combined with each other without conflict.

The terminology used herein is for the purpose of describing particular embodiments only and is not intended to be limiting of the invention. Such terms as "upper," "lower," "inner," "outer," etc., indicating an orientation or positional relationship are based only on the orientation or positional relationship shown in the drawings and are used only for convenience in describing the present invention and for simplicity in description, but do not indicate or imply that the referenced devices/elements must have a particular orientation or be constructed and operated in a particular orientation and therefore should not be construed as limiting the present invention.

In the present invention, unless otherwise expressly specified or limited, the terms "mounted," "connected," "secured," and the like are to be construed broadly, e.g., as meaning fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; may be directly connected or indirectly connected through an intermediate. The specific meaning of the above terms in the present invention can be understood according to specific situations by those skilled in the art.

Example one

As shown in fig. 1 to 8, the utility model provides a food processor combines broken wall machine to explain for the example, including host computer 2, crushing unit is including smashing cup 1, locating the crushing sword 14 in smashing the cup and being used for driving the motor 21 who smashes the sword, and in motor 21 located host computer 2, smash cup 1 and include the cup, be used for the lid to close the bowl cover of cup, the bowl cover is equipped with the dog-house, and the dog-house is opened and is sealed by the dog-house.

Wherein the cup comprises an upper member 12 and a lower member 11 in combination. The upper member 12 is made of a transparent material, and the lower member 11 includes a case 11A and a heat generating plate 11B provided inside the case. The center of the heating plate 11B is provided with a blade seat portion 110 for mounting the crushing blade 14.

As shown in fig. 4 to 8, wherein the crushing blade 14 includes a blade shaft 142 and a blade 141 mounted to the blade shaft 142. A shaft sleeve mounting hole 111 is formed in the tool apron portion 110 in the center of the heating plate, a shaft sleeve assembly 13 is mounted in the shaft sleeve mounting hole 111, the shaft sleeve assembly 13 comprises a shaft sleeve 132, a flexible sleeve 133, a sealing ring 134 and a bearing 135, the flexible sleeve is sleeved on the shaft sleeve 132 and matched with the inner wall of the shaft sleeve mounting hole 111, the sealing ring 134 is mounted on the upper portion 1321 of an inner hole of the shaft sleeve, the bearing 135 is mounted on the lower portion 1322 of the inner hole of the shaft sleeve, the cutter shaft 142 is supported on the bearing 135, and the sealing ring 134 is in sealing fit with the cutter shaft 142.

Unavoidable meeting has machining error and assembly error, smash sword 14 can not keep absolutely concentric with cup and motor output shaft, smash 14 smashes stirring of sword and eat the material, will form high frequency low-amplitude vibration, if arbor and bearing are the hard contact, the vibration can transmit to the axle sleeve subassembly, flexible cover 133 has consequently been designed, flexible cover is flexible material, for example, silica gel, have the effect of absorbing vibration energy, form flexible isolation between smashing sword and the dish that generates heat, can effectual decay transmit the vibration to the dish that generates heat through the axle sleeve subassembly, the effect of making an uproar is fallen in the realization.

In order to reliably mount the flexible sleeve 133, a lower step surface is arranged on the outer edge of the upper end of the shaft sleeve 132, a clamping groove 1324 is arranged on the lower step surface, and a buckle 1331 clamped in the clamping groove is arranged on the inner side of the top of the flexible sleeve 133. The flexible sleeve 133 is sleeved on the shaft sleeve 132 from top to bottom, and finally the buckle 1331 is clamped in the clamping slot 1324 to complete assembly. And the top of the flexible sleeve is provided with a convex ring 1332 higher than the upper end surface of the shaft sleeve, so that after the shaft sleeve assembly 13 is installed in the shaft sleeve installation hole 111, the convex ring 1332 abuts against the top wall of the shaft sleeve installation hole 111, vibration reduction with the top wall of the shaft sleeve installation hole 111 is realized, meanwhile, the buckle 1331 is also pressed and fixed on the clamping groove 1324, and the two cannot be separated in the operation process.

In order to position the sealing ring and the bearing, a positioning flange 1323 is arranged in the middle of the inner hole of the shaft sleeve, the upper end face of the positioning flange is used for positioning the lower end of the sealing ring 134, the upper end of the sealing ring is higher than the upper end face of the shaft sleeve and is in sealing fit with the inner top wall of the mounting hole of the shaft sleeve, and the sealing ring also has a certain vibration reduction effect. The lower end surface of the positioning flange is used for positioning the upper end of the bearing 135. The inner wall of the lower end of the shaft sleeve mounting hole 111 is provided with a first clamp spring positioning groove 1111, and a first clamp spring 131 for positioning the lower end of the shaft sleeve is mounted in the first clamp spring positioning groove 1111. After the whole shaft sleeve assembly 13 is installed in the shaft sleeve installation hole 111, the first clamp spring 131 and the positioning flange 1323 are used for limiting and fixing, and the risk of bearing falling and friction between the end face of the bearing and a bakelite gasket can be effectively avoided due to the fact that the clamp spring installed on the cutter shaft is not relied on.

Further, an outer flange 1325 is arranged on the outer edge of the lower end of the shaft sleeve, and the first clamp spring is matched with the bottom surface of the outer flange in a positioning mode. It will be appreciated that the diameter of the outer flange 1325 is smaller than the outer diameter of the flexible sleeve 133 so that the flexible sleeve 133 can function.

In order to achieve a good vibration reduction effect, axial grooves 1333 are distributed on the outer side wall of the flexible sleeve at intervals along the circumferential direction, the outer side wall of the flexible sleeve is in interference fit with the inner wall of the shaft sleeve mounting hole 111, and the outer side wall of the flexible sleeve provided with the axial grooves 1333 can have larger deformation amount when meeting vibration.

Referring to a conventional seal ring structure, the seal ring 134 is provided with at least two seal lips 1341 in sealing engagement with the cutter shaft in the axial direction. In the present embodiment, three seal lips are provided to ensure sealing of the cutter shaft.

In addition, the arbor 142 is provided with a second snap spring positioning groove below the bearing, a second snap spring 144 is installed in the second snap spring positioning groove, a limiting check ring 143 is connected between the bearing and the second snap spring of the arbor to serve as a lower limiting structure of the arbor, and the arbor can also be provided with a limiting check ring serving as an upper limiting structure outside the upper end of the shaft sleeve mounting hole 111.

As shown in fig. 6, in the present embodiment, two bearings 135 are provided side by side, and a spacer 136 is provided between the two bearings 135, so that the two bearings arranged side by side are more effective in rotation support.

Since the bottom wall of the heating plate is thin, the blade unit 110 is subjected to the acting force generated by the high-speed crushing of the crushing blades 14, and therefore, the blade unit 110 is provided with the reinforcing ribs 1101 connected with the outer side wall of the shaft sleeve mounting hole 111, so that the connecting area between the blade unit and the bottom wall of the heating plate can be increased, and the connecting strength is increased.

The installation method of the shaft sleeve assembly and the crushing knife comprises the following steps: sequentially installing a bearing 135 and an isolation gasket 136 into the lower part of the inner hole of the shaft sleeve, installing a sealing ring 134 into a sealing ring installation position at the upper part of the inner hole of the shaft sleeve, and sleeving a flexible sleeve 133 into the shaft sleeve from top to bottom, thereby forming a shaft sleeve assembly 13; then, the shaft sleeve assembly 13 is installed in the shaft sleeve installation hole 111 on the heating plate, and the first snap spring 131 is clamped in the first snap spring positioning groove 1111. The last time, the crushing cutter is installed on the shaft sleeve assembly, and the second clamp spring 144 is matched with the limiting retaining ring 143 for limiting.

Example two

As shown in fig. 2, an assembly space for placing the components 113 and internal traces is provided between the housing 11A and the heat-generating plate 11B. The upper member 12 may be made of transparent glass, but may be made of transparent plastic by injection molding. The housing 11A may be a plastic part and may be integrally formed by injection molding, and the heating plate 11B may be a metal casting, for example, integrally formed by aluminum die casting.

Since the upper member 12 is made of a transparent material, the user can visually sense the process of the food material during the process. The housing 11A of the lower member 11 can be made of plastic material, so that various colors can be realized by color mixing of raw materials, and the housing has various colors and shapes. The heating plate 11B is integrally positioned on the inner side of the shell 11A and is upwards connected with the upper component 12, and compared with a heating plate structure in the prior art, the heating plate structure increases the side wall extending in the height direction, and has larger heat transfer area and higher heating efficiency. In addition, can set up out the fitting space between shell 11A and the dish 11B that generates heat, on the one hand, can disperse the components and parts that set up at the direction of height originally in radially to reduce and smash the whole height of cup, reduce the focus, during the machine operation, the complete machine concentricity is higher, and under the equal vibration frequency, the amplitude is littleer, and the cup rocks for a short time, the noise is low. On the other hand, the components and the wiring space are large, and assembly is facilitated.

Reference may be made to components arranged on the heating plate in the prior art, and the component 113 may include at least one of a temperature controller, a fuse and a temperature detector. The knife rest portion 110 protrudes upwards from the inner bottom wall of the heating disc and protrudes downwards from the outer bottom wall of the heating disc, and the component 113 is arranged on the radial outer side of the knife rest portion 110. Under the unchangeable condition of the whole height of blade holder portion, because some is protruding upwards and is coiled the interior diapire in the heating, can reduce the partly height of dish that generates heat, has some downward protrusion in the outer diapire of dish that generates heat in addition, and blade holder portion radially outside is located to components and parts simultaneously, can disperse the components and parts that set up at the direction of height originally in radially, can reduce partly height again, consequently is showing and has reduced crushing cup whole height.

As shown in fig. 3, an annular groove 115 is circumferentially formed at an upper port of the heating plate 11B, and the lower end of the upper member 12 is disposed in the annular groove 115 and fixed by glue or screws. Since the glue covers the entire circumference of the upper and lower members, the upper and lower members can be formed into a strong integral structure.

The heating plate 11B is arranged in the shell 11A from top to bottom, in order to position the height position of the heating plate 11B, the edge of the upper port of the heating plate is provided with an outward flange 114, and the outward flange 114 is lapped on the upper port of the shell.

As shown in fig. 2, the height from the upper port of the heating plate to the inner bottom wall is H1, the height from the bottom surface of the cup cover to the upper port of the heating plate of the upper member is H2, and H2: H1 is 0.5-1, preferably 3: 4. On the one hand, the upper component has enough height, so that a user can visually sense the processing process of food materials conveniently, on the other hand, the lower component has higher height, the heating plate on the inner side of the shell can be heightened on the side wall extending in the height direction, the heat transfer area is larger, and the heating efficiency is higher.

Other structures not described can be referred to in the first embodiment.

EXAMPLE III

As shown in fig. 9 to 15, a mounting bracket 15 is mounted at the bottom of the heating plate 11B, an output connector 22 is provided at the center of the upper portion of the main body 2, and the output connector 22 is connected with the knife shaft 142.

In order to ensure that the output connector 22 is concentric with the knife shaft 142, a centering structure for centering the knife shaft 142 and the output connector 22 is arranged between the mounting bracket 15 and the upper part of the main machine. The cutter shaft is arranged on the cutter seat part at the center of the heating disc, the cutter seat part and the heating disc are integrated parts, and the mounting bracket is fixed with the bottom of the heating disc into a whole, so that the centering of the cutter shaft and the output connector can be ensured through a centering structure between the mounting bracket and the upper part of the main machine. Because the concentricity is high, the vibration is small, the noise is low, and the input power is converted into the torque which is mainly used for cutting the food material by the crushing knife, thereby improving the crushing efficiency.

To the fixed knot between installing support and the dish that generates heat constructs, the concrete scheme that this embodiment adopted is: at least three screw columns 112 are arranged at the bottom of the heating plate 11B, at least three screw through holes 152 are arranged on the mounting bracket 15, and fastening screws 154 penetrate through the screw through holes to be connected with threaded holes on the screw columns. Typically three or four fastening screws are provided, and the screw posts 112 and screw through holes 152 are provided correspondingly. And a circle formed by the connecting lines of the at least three screw columns and the bottom disc of the heating plate are concentrically arranged.

As an implementation mode, the centering structure includes a positioning groove 23 arranged around the output connector at the upper part of the main machine and at least three positioning claws 151 uniformly distributed along the circumferential direction at the bottom of the mounting bracket 15, the positioning claws 151 are positioned in the positioning groove 23, and a circle formed by connecting lines of the at least three positioning claws 151 is designed to be concentric with the whole circle center of the mounting bracket and is arranged concentrically with a disc at the bottom of the heating plate. At least three positioning recesses 231 are formed on the side wall of the positioning groove 23 corresponding to the at least three positioning claws 151, and at least the positioning claws 151 are correspondingly inserted into the at least three positioning recesses 231. Like this, guarantee on the one hand arbor and output joint centering, on the other hand, also carried out circumference location, can't relative rotation between crushing cup and the host computer.

In order to guarantee the concentricity, shorten the mounting dimension chain, reduce the accumulative tolerance, the dish that generates heat sets up to whole aluminium die-casting structure, and the installing support is whole injection moulding structure. Therefore, at least three screw columns are of the primary structure on the heating plate, the positioning claws are of the primary structure on the mounting bracket, and the deviation of the forming process is very small, so that the circle formed by connecting lines of at least three screw columns on the heating plate and the whole circle center of the heating plate can be ensured to be concentric, and similarly, the deviation of the circle center formed by connecting lines of at least three positioning claws and the whole circle center of the mounting bracket is very small, the concentricity can also be ensured, and when the mounting bracket is fixed on the heating plate, the formed components are also highly concentric. The positioning claw is subassembly and host computer cooperation location structure, because of its high concentricity for host computer power passes through output joint and exports to crushing sword after, and the machine operation swing is little, and invalid frictional force is little, consequently operates steadily, and the vibration is little, and the noise is low, and input power turns into the moment of torsion mainly used and smashes sword cutting edible material, has improved crushing efficiency.

Furthermore, a heat insulation sleeve 16 is arranged below the mounting support 15 at the bottom of the cup body, so that heat generated by the heat insulation plate can be isolated, the heat is concentrated above the heat insulation plate, and the heating efficiency is improved.

The specific installation process is as follows: the mounting bracket 15 is fixed on the screw column 112 reserved on the heating plate by the fastening screw 154, then the heating plate 11B and the mounting bracket 15 are integrally installed in the shell 11A, and finally the heat insulating sleeve 16 is installed. As shown in fig. 11, a locking protrusion is disposed on the inner wall of the bottom of the housing 11A, a hook 161 is disposed on the heat insulating sleeve 16, and the hook 161 is locked with the locking protrusion, so as to fix the heat insulating sleeve 16 and the housing 11A, or to reinforce the heat insulating sleeve by a screw, or to fix the heat insulating sleeve by a screw alone. In addition, a positioning member 17 is further disposed between the mounting bracket 15 and the heat insulating sleeve 16, and the positioning member 17 includes a horizontal portion 171, an upper positioning pillar 172 protruding upward from the horizontal portion, and a lower positioning pillar 173 protruding downward from the horizontal portion. As shown in fig. 13, the edge of the mounting bracket 15 is provided with a positioning notch 153, and the upper positioning column 172 is matched with the positioning notch 153. The heat insulating sleeve 16 is provided with a positioning hole 162, and the lower positioning post 173 is matched with the positioning hole 162.

In addition, other structures not described may refer to the first embodiment and the second embodiment.

The above description is only for the specific embodiments of the present invention, but the protection scope of the present invention is not limited thereto, and those skilled in the art should understand that the present invention includes but is not limited to the contents described in the drawings and the above specific embodiments. Any modification which does not depart from the functional and structural principles of the present invention is intended to be included within the scope of the claims.

Claims (10)

1. The utility model provides a reduce vibration noise's food preparation machine, includes host computer, crushing unit, and crushing unit is including smashing the cup, locating the crushing sword in smashing the cup and being used for driving the motor of smashing the sword, and in the host computer was located to the motor, smashes the cup and includes the cup, is used for covering the bowl cover that closes the cup, smash the sword and include the arbor and install in the blade of arbor, a serial communication port, the bottom of cup is equipped with the axle sleeve mounting hole, install the axle sleeve subassembly in the axle sleeve mounting hole, the axle sleeve subassembly include axle sleeve, overcoat in the axle sleeve and with axle sleeve mounting hole inner wall complex flexible cover, install in the sealing washer on axle sleeve hole upper portion, install in the bearing of axle sleeve hole lower part, the arbor supports in the bearing, sealing washer and the sealed cooperation of arbor.

2. The food processor as claimed in claim 1, wherein the sleeve has a lower stepped surface on the outer edge of the upper end thereof, the lower stepped surface having a notch, and the flexible sleeve has a snap fit on the inner side of the top thereof.

3. The food processor for reducing vibration noise according to claim 1, wherein the inner wall of the lower end of the shaft sleeve mounting hole is provided with a first snap spring positioning groove, and a first snap spring for positioning the lower end of the shaft sleeve is mounted in the first snap spring positioning groove.

4. A food processor as claimed in claim 3, wherein the sleeve has an outer flange at the lower outer edge thereof, and the first clip spring is in locating engagement with the bottom surface of the outer flange.

5. A vibration noise reducing food processor as defined in claim 1, wherein the top of said flexible sleeve is provided with a raised ring which is higher than the upper end surface of the sleeve.

6. A vibration noise reducing food processor as defined in claim 1, wherein the outer side wall of the flexible sleeve has axially spaced grooves.

7. A food processor for reducing vibration noise as defined in claim 1, wherein a positioning flange is provided at a central portion of the inner bore of the sleeve, an upper end surface of the positioning flange being for positioning a lower end of the seal ring, and a lower end surface of the positioning flange being for positioning an upper end of the bearing.

8. A food processor for reducing vibration noise as defined in claim 1, wherein said seal ring has at least two seal lips in axial direction for sealing engagement with the arbor, and an upper end of said seal ring is higher than an upper end surface of the sleeve and is in sealing engagement with an inner top wall of the sleeve mounting hole.

9. The food processor for reducing vibration noise according to claim 1, wherein the cutter shaft is provided with a second clamp spring positioning groove below the bearing, a second clamp spring is installed in the second clamp spring positioning groove, and a limit check ring is connected between the bearing and the second clamp spring; and/or two bearings are arranged side by side, and an isolation gasket is arranged between the two bearings.

10. A vibration noise reducing food processor as defined in claim 1, wherein the cup body includes an upper member and a lower member combined together, the lower member including a housing and a heat generating plate provided inside the housing, the boss mounting hole being provided in the heat generating plate.

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