CN106308443B

CN106308443B - Food processor

Info

Publication number: CN106308443B
Application number: CN201510403990.8A
Authority: CN
Inventors: 应啸; 周忠建; 唐路蒙
Original assignee: Zhejiang Shaoxing Supor Domestic Electrical Appliance Co Ltd
Current assignee: Zhejiang Shaoxing Supor Domestic Electrical Appliance Co Ltd
Priority date: 2015-07-08
Filing date: 2015-07-08
Publication date: 2020-05-22
Anticipated expiration: 2035-07-08
Also published as: CN106308443A

Abstract

The invention provides a food processor. This cooking machine includes frame and the juicing mechanism of setting on the frame, and juicing mechanism includes: a separator; the two screws are vertically arranged in the separator and are meshed with each other; and the driving assembly is in driving connection with one of the two screw rods. The plurality of screws of the food processor can grind and squeeze materials in the mesh cylinder together, so that the squeezing effect of the food processor on food materials such as fruits and vegetables is greatly improved.

Description

Food processor

Technical Field

The invention relates to the technical field of household appliances, in particular to a food processor.

Background

The existing food processer adopts a single screw to carry out juicing treatment on fruit materials, and in the juicing process, the juicing treatment is carried out through the gradually-reduced flow guide channel on the single screw and the inner wall of the mesh cylinder. In the juicing mode, the minimum volume of the residues of the fruit materials is the size of the minimum width part of the flow guide channel, so that the juicing is not thorough and the juicing effect is poor.

Disclosure of Invention

The invention mainly aims to provide a food processor, which solves the problem that the juicing effect of the food processor in the prior art is poor.

In order to achieve the above object, the present invention provides a food processor, which comprises a base and a juicing mechanism arranged on the base, wherein the juicing mechanism comprises: a separator; the two screws are vertically arranged in the separator and are meshed with each other; and the driving assembly is in driving connection with one of the two screw rods.

Further, the cooking machine still includes a feeding section of thick bamboo, a section of thick bamboo of slagging tap and a mesh section of thick bamboo, and a feeding section of thick bamboo and a mesh section of thick bamboo intercommunication, and a feeding section of thick bamboo is located the bottom of a mesh section of thick bamboo with the intercommunication position of a mesh section of thick bamboo, a section of thick bamboo of slagging tap and a mesh section of thick bamboo intercommunication, and the intercommunication position of a section of thick bamboo of slagging tap and a mesh section of thick bamboo is located the top of a mesh section of thick bamboo, and the screw thread on the screw rod is followed the direction of rotation of.

Further, the axis of mesh section of thick bamboo is perpendicular to the frame, and the feed cylinder includes feed channel, and feed channel extends and inclines the axis of mesh section of thick bamboo to the direction of keeping away from the frame, and the section of thick bamboo of slagging tap includes the passageway of slagging tap, and the passageway of slagging tap extends and inclines the axis of mesh section of thick bamboo to the direction of being close to the frame.

Further, the mesh barrel is provided with an accommodating cavity matched with a structure formed by the two screws, and the communication position of the accommodating cavity and the feeding barrel is positioned at the meshing position of the two screws.

Further, each screw comprises a first screw section and a second screw section, wherein the first screw section comprises a first rod body and a plurality of first thread strips which are coiled on the same area of the first rod body; the second screw section comprises a second rod body and a second thread strip coiled on the second rod body; the inclination of the first thread strip in the first rod body in a spiral mode is larger than the inclination of the second thread strip in the second rod body in the spiral mode.

Further, the width of the cross section of the first thread strip gradually narrows from the direction close to the first rod to the direction far away from the first rod.

Furthermore, the cross section of the second thread strip is rectangular or square, the second thread strip is wound on the second rod body to form a flow guide channel, and the width and the depth of the flow guide channel are not changed along the extension direction of the flow guide channel.

Further, each screw rod all includes one section first screw rod section and one section second screw rod section, and first screw rod section sets up the one end that is close to the feed cylinder at the mesh section of thick bamboo.

Furthermore, each screw comprises a first screw section and two second screw sections, and the two second screw sections are respectively butted at two ends of the first screw section.

Further, the mesh cylinder comprises a cylinder body and a filter screen arranged on the bottom surface or the side wall of the bottom of the cylinder body;

the separator is provided with a juice outlet channel communicated with the filter screen.

Further, the filter screen comprises at least one type of net piece, the aperture of meshes on each net piece is the same, the aperture of meshes on various net pieces is different, and at least one type of net piece is integrally formed or is detachably arranged at the bottom of the barrel body.

Furthermore, the bottom of each screw rod is provided with a slag scraping strip matched with the filter screen.

Furthermore, the bottom of the separator is provided with an inclined plane inclined towards the juice outlet channel, the bottom of the mesh cylinder is provided with a wedge-shaped flange matched with the inclined plane, and one side, close to the juice outlet channel, of the wedge-shaped flange is provided with a abdicating notch.

Further, the food processor also comprises a separator cover and a mesh cylinder cover, wherein the separator cover and the mesh cylinder cover are of an integrated structure or a split structure.

Further, the feed cylinder comprises a first feed cylinder section and a second feed cylinder section, the first feed cylinder section is mounted on the separator, and the second feed cylinder section is mounted on the mesh cylinder.

Further, a section of thick bamboo of slagging tap includes first section of thick bamboo section of slagging tap and second and slagging tap a section of thick bamboo, and first section of thick bamboo of slagging tap is installed on mesh cylinder, and the second section of thick bamboo of slagging tap is installed on the separator.

By applying the technical scheme of the invention, when the fruit and vegetable juice extractor works, the motor of the driving assembly rotates to drive the motor output shaft to drive the screw rod connected with the motor output shaft to rotate, so that other screw rods are driven to rotate, and in the rotating process, the mutually meshed screw rods can squeeze and grind fruits and vegetables entering the mesh cylinder, so that fresh juice is obtained. Because at least two vertically and mutually meshed screw rods are arranged in the mesh cylinder, in the working process, the plurality of screw rods in the mesh cylinder grind and squeeze materials in the mesh cylinder together, and the squeezing effect of the food processor on food materials such as fruits and vegetables is greatly improved.

Drawings

The accompanying drawings, which are incorporated in and constitute a part of this application, illustrate embodiments of the invention and, together with the description, serve to explain the invention and not to limit the invention. In the drawings:

fig. 1 is an exploded view schematically showing the filter screen of the food processor of the present invention mounted on the bottom of a mesh cylinder;

fig. 2 schematically shows a first cross-sectional view of the food processor of the present invention;

fig. 3 schematically shows a second cross-sectional view of the food processor of the present invention;

FIG. 4 is a perspective view schematically illustrating the screen of the present invention disposed on the bottom of the mesh canister;

FIG. 5 is a schematic perspective view of the mesh cartridge of the present invention with the screen removed;

FIG. 6 schematically illustrates a perspective view of the screen and wedge flange of the mesh cartridge of the present invention;

fig. 7 schematically shows a front view of a first preferred screw of the food processor of the present invention;

fig. 8 schematically shows a front view of a second preferred screw of the food processor of the present invention;

FIG. 9 schematically illustrates a bottom view of the mesh cylinder of the present invention after it has been connected to the feed cylinder and the tapping cylinder;

FIG. 10 schematically illustrates a cross-sectional view of a first preferred mesh cylinder portion of the present invention;

FIG. 11 schematically illustrates a cross-sectional view of a second preferred mesh cylinder portion of the present invention;

fig. 12 is a perspective view schematically showing the structure of the scum strip of the food processor of the present invention when the scum strip is mounted on the screw;

FIG. 13 schematically illustrates an exploded view of the strainer of the food processor of the present invention mounted on the side wall of the bottom of the mesh opening;

FIG. 14 is a perspective view schematically illustrating the construction of the screen of the present invention when it is placed on the bottom side wall of the mesh canister;

FIG. 15 is a schematic perspective view of the mesh of the present invention with the screen removed from the bottom side wall of the mesh cartridge; and

fig. 16 is a cross-sectional view schematically showing the filter screen of the food processor of the present invention mounted on the side wall of the mesh through bottom.

Wherein the figures include the following reference numerals:

10. a machine base; 20. a mesh cylinder; 21. a barrel; 22. filtering with a screen; 23. a wedge-shaped flange; 24. a abdication gap; 25. a mesh cylinder cover; 30. a screw; 31. a first screw section; 311. a first rod body; 312. a first threaded strip; 32. a second screw section; 321. a second rod body; 322. a second threaded strip; 40. a drive assembly; 41. a motor; 42. an output shaft of the motor; 50. a feeding cylinder; 51. a feed channel; 52. a first feed barrel section; 53. a second feed barrel section; 60. a slag discharge barrel; 61. a slag discharge passage; 62. a first tapping barrel section; 63. a second tapping barrel section; 70. a separator; 71. a juice outlet channel; 72. a bevel; 73. a separator cover; 80. and (4) scraping slag strips.

Detailed Description

It should be noted that the embodiments and features of the embodiments in the present application may be combined with each other without conflict. The present invention will be described in detail below with reference to the embodiments with reference to the attached drawings.

Referring to fig. 1 to 16, according to an embodiment of the present invention, a food processor is provided. The food processer in this application is preferably a screw extrusion juicer (also known as a juice extractor).

Referring to fig. 1 to 3, the food processor of the present embodiment includes a base 10 and a juicing mechanism. The juicing mechanism is mounted on the base 10 and is used for squeezing food materials such as fruits and vegetables entering the juicing mechanism. The food processor is of a vertical structure.

The juicing mechanism in this embodiment comprises a mesh cylinder 20, two screws 30, and a drive assembly 40. Wherein, the two screw rods 30 are vertically arranged in the mesh cylinder 20, and the two screw rods 30 are mutually meshed (when the screw rods are more than three, two adjacent screw rods are mutually meshed); the driving assembly 40 is in driving connection with one of the two screw rods 30, and specifically, the driving assembly 40 includes a driving motor 41 and a motor output shaft 42, the motor 41 is in driving connection with the motor output shaft 42, and the motor output shaft 42 is in driving connection with one of the two screw rods 30. Two screws are selected for use in this embodiment, and three or more screws may be selected for use in other embodiments, and the specific working principle is similar and will not be described again.

In operation, the motor 41 of the driving assembly 40 rotates to drive the motor output shaft 42 to drive the screw rod 30 connected to the motor output shaft 42 to rotate, so as to drive the other screw rod 30 to rotate, and in the rotating process, the mutually meshed screw rods 30 can squeeze and grind fruits and vegetables entering the mesh cylinder 20, so as to obtain fresh juice.

Because be provided with two at least intermeshing's screw rods 30 in the mesh section of thick bamboo 20 in this embodiment, at the in-process of work, many screw rods 30 in the mesh section of thick bamboo 20 grind and squeeze the material in the mesh section of thick bamboo 20 jointly through the cooperation each other, have improved the effect of squeezing of the cooking machine of this embodiment to edible materials such as fruit vegetables greatly.

The food processor of this embodiment also includes a feed cylinder 50 and a tapping cylinder 60.

Wherein, the feeding cylinder 50 is communicated with the mesh cylinder 20, and the communication position of the feeding cylinder 50 and the mesh cylinder 20 is located at the bottom (or the bottom is above) of the mesh cylinder 20, the slag discharging cylinder 60 is communicated with the mesh cylinder 20, and the communication position of the slag discharging cylinder 60 and the mesh cylinder 20 is located at the top (or the top is below) of the mesh cylinder 20. According to the structure, because the communicating position of the feeding cylinder 50 and the mesh cylinder 20 in the embodiment is located at the bottom of the mesh cylinder 20, and the communicating position of the slag discharging cylinder 60 and the mesh cylinder 20 is located at the top of the mesh cylinder 20, in the process of the food processor working, fruits and vegetables enter from the bottom of the mesh cylinder 20, the residues are upwards conveyed to the top of the mesh cylinder 20 through the driving of the thread strips on the screw 30 after the extrusion and grinding of the screw 30, and the juice sinks to the bottom of the mesh cylinder 20, therefore, in the whole squeezing process, the juice and the residues can be effectively separated, and the separating effect of the residues and the juice of the food processor in the embodiment is effectively improved.

In the present embodiment, the axis of the mesh cylinder 20 is perpendicular to the base 10, forming a vertical cylindrical structure. In the actual setting process, the feeding cylinder 50 of the present embodiment includes a feeding channel 51, and the feeding channel 51 extends in a direction away from the base 10 and is inclined to the axis of the mesh cylinder 20 (i.e. inclined upward), so as to facilitate the feeding of food materials such as fruits and vegetables.

Correspondingly, the tapping barrel 60 in this embodiment includes a tapping channel 61, and the tapping channel 61 extends toward the machine base 10 and is inclined to the axis of the mesh barrel 20 (i.e., inclined downward), so as to discharge residues of food materials such as fruits and vegetables.

Can know according to foretell embodiment, the cooking machine in this embodiment is the bottom feeding and goes out juice, the design of upper portion slagging tap, can effectively separate the juice and the residue of edible materials such as fruit vegetables, greatly reduced the residue rate in the juice.

Each screw 30 in this application all is perpendicular to frame 10, and the screw thread on each screw 30 all spirals on screw 30 from being close to frame 10 to the direction of keeping away from frame 10 along the direction of rotation of screw 30, and when drive assembly 40 drive screw 30 was rotatory, edible material such as fruit vegetables was promoted along the spiral of screw thread under the rotation along screw 30 to, and then the realization is to squeezing of edible material such as fruit vegetables and the conveying of the residue of edible material such as fruit vegetables. Preferably, the mesh cylinder 20 has a containing cavity matched with the structure formed by the two screws 30, so that the screws 30 and the inner wall of the containing cavity form an extrusion channel for extruding food materials such as fruits and vegetables. This intercommunication position that holds chamber and feed cylinder 50 is located the meshing position department of two screw rods 30, and the during operation, edible material such as fruit vegetables get into mesh cylinder 20 the time at first get into the position department of two screw rods 30 meshing, extrude through the meshing gap of two screw rods 30 and grind, are convenient for fully squeeze out the juice that edible material such as fruit vegetables is rich in, improve the effect of squeezing of the cooking machine of this application.

Referring to fig. 4 to 6, the mesh cylinder 20 in the present application includes a cylinder body 21 and a filter screen 22 disposed on a bottom surface of the cylinder body 21, the filter screen 22 is disposed on a bottom surface of the mesh cylinder 20 instead of a side wall of the mesh cylinder 20 in the present application, and when the screw 30 rotates, a sealed squeezing space can be formed between the screw 30 and a cylinder wall of the mesh cylinder 20 between the screw 30 and the cylinder wall, so as to sufficiently squeeze food materials such as fruits and vegetables, and meanwhile, the filter screen 22 is disposed on a bottom surface of the mesh cylinder 20, so as to completely discharge fruit juice in the mesh cylinder 20, and to clean the mesh cylinder 20.

Referring to fig. 13 to 15, in another embodiment of the present invention, a screen 22 may be further provided on the bottom sidewall of the cylinder body 21 to facilitate the complete drainage of the juice in the mesh cylinder 20 to the outside of the mesh cylinder 20.

Preferably, the filter screen 22 in this application includes at least one kind net piece, and the mesh aperture on every net piece is all the same, and the mesh aperture on various net pieces is unequal, and in the in-process of using, filter screen 22 detachably one sets up in the bottom of a mesh section of thick bamboo 20, and the user can be according to the demand to the different tastes of edible material such as vegetables, select to use the net piece that the mesh aperture is different, that is to say, the multiple net piece in this application sets up in the bottom of barrel 21 optionally. Other embodiments the screen may be integrally formed with the mesh cylinder.

In the embodiment of fig. 12, the bottom of each screw 30 is provided with a scum scraping bar 80, and when the screw 30 rotates, the scum scraping bars 80 scrape the upper surface of the filter screen 22 along with the rotation of the screw 30, so as to avoid the blockage of the filter screen 22 and effectively improve the juice outlet efficiency of the food processor of the present embodiment.

Referring to fig. 1 and 2 again, the food processor in the present application further includes a separator 70, the separator 70 is sleeved on the periphery of the mesh cylinder 20, and a juice outlet channel 71 is provided at the bottom of the separator 70, when the juice extracting mechanism works, juice of food materials such as fruits and vegetables flows into the separator 70 from the bottom of the mesh cylinder 20, and then flows out from the juice outlet channel 71 for people to drink, and the food processor is simple in structure and convenient to process and implement.

The bottom of the separator 70 has a slope 72 inclined toward the juice outlet passage 71, and by providing the slope 72, it is convenient to discharge the juice at the bottom of the separator 70 to the outside. Preferably, the bottom of the mesh cylinder 20 has a wedge-shaped flange 23 cooperating with the inclined surface 72, the mesh cylinder 20 can be stably installed in the separator 70 by the action of the wedge-shaped flange 23, and a relief notch 24 is provided at a side of the wedge-shaped flange 23 close to the juice outlet channel 71, and a necessary structural guarantee is provided for the juice outflow at the bottom of the mesh cylinder 20 by the relief notch 24.

In an embodiment of the present invention, the food processor further includes a separator cover 73 and a mesh cylinder cover 25, and the separator cover 73 and the mesh cylinder cover 25 are an integral structure (see fig. 11), so as to facilitate the integral assembly and disassembly. In another embodiment of the present invention, the separator cover 73 and the mesh cylinder cover 25 may be separate structures (see fig. 2, 3, and 10), so as to facilitate separate assembly and disassembly.

Referring collectively to fig. 7, 8, and 10-11, each screw 30 in the present application includes a first screw section 31 and a second screw section 32. Other embodiments may include only one screw section.

Wherein the first screw section 31 comprises a first rod body 311 and a plurality of first screw strips 312 spiraling on the same region of the first rod body 311; the second screw section 32 comprises a second rod 321 and a second threaded strip 322 spiraled on the second rod 321. Because the first screw sections 31 are screwed with the first screw strips 312 in the same area, the distance between the first screw strips 312 is relatively small, so that a channel which is convenient for grinding and extruding food materials such as fruits and vegetables is formed, the second screw sections 32 are only provided with the second screw strips 322, the channel formed on the second screw strips 322 is wide, the resistance is small, the fruits and vegetables are convenient to convey, and in the process of installing the screw 30 on the mesh cylinder 20, the screw 30 can be installed at different positions of the mesh cylinder 20 according to actual requirements. Through second screw rod section 32, can effectively improve arrange sediment efficiency of cooking machine, prevent that cooking machine from taking place blocking phenomenon.

Preferably, the width of the cross section of the first thread strip 312 in the present application gradually narrows from the position close to the first rod 311 to the position far away from the first rod 311, and the outer edge of the first thread strip 312 forms a relatively sharp point, so as to facilitate the chopping of food materials such as fruits and vegetables for squeezing or grinding. In a preferred embodiment of the present invention, the cross-section of the first thread strip 312 has a triangular or trapezoidal structure. In other embodiments of the present invention, the cross section of the first threaded bar 312 may have other shapes, such as a wide bottom end and a narrow top end, where the bottom end is an end of the first threaded bar 312 close to the first rod 311, and the top end is an end far from the first rod 311.

Preferably, the cross section of the second thread strip 322 in this application is rectangular or square, does not have the cutting function generally, and mainly plays a guiding role, and at this time, the second thread strip 322 forms a flow guide channel in a spiral manner on the second rod body 321, and the width and the depth of the flow guide channel do not change along the extending direction of the flow guide channel, so that the smoothness of the flow guide channel is improved, and residues of food materials such as fruits and vegetables can be conveniently conveyed.

Referring to fig. 8, 10 and 12, in one embodiment of the invention, each screw 30 comprises only one first screw section 31 and one second screw section 32, which, when installed, the first screw section 31 is arranged at one end of the mesh cylinder 20 close to the feeding cylinder 50, so that when the food processor works, fruit materials are firstly contacted with the first screw section 31, then the first screw section 31 is used for grinding and extruding food materials such as fruits and vegetables to prepare juice, after the fruits and vegetables are extruded to a certain extent, the fruits and vegetables are conveyed to the second screw section 32 along the extending direction of the second screw strips 322, the fruits and vegetables are extruded and ground to leave residues, at this time, the screw 30 continues to rotate, the residues enter the second screw section 32, through the action of the second screw section 32, the residue is rapidly conveyed to one end of the mesh cylinder 20 close to the slag discharge cylinder 60 and is discharged out of the food processor through the slag discharge channel 61.

Referring to fig. 7, in another embodiment of the present invention, each screw 30 comprises a first screw section 31 and two second screw sections 32, the two second screw sections 32 being respectively butted against both ends of the first screw section 31. In other embodiments of the invention, the screw 30 comprises at least two first screw sections 31 and at least two second screw sections 32, the first screw sections 31 and the second screw sections 32 being arranged alternately. In the use process, the user can press according to the concrete of cooking machine and the different screw rod 30 of transmission demand selection.

Referring to fig. 7 and 8, in the present application, the first screw thread strip 312 spirals on the first rod with a greater inclination than the second screw thread strip 322 spirals on the second rod 321, and compared with the two screw sections, the first screw thread strip 312 is a screw thread strip suitable for cutting and transmission, and the second screw thread strip 322 is a screw thread strip suitable for transmission.

Referring to fig. 1 and 3, in a preferred embodiment of the present invention, the feed cylinder 50 includes a first feed cylinder section 52 and a second feed cylinder section 53, the first feed cylinder section 52 is mounted on the separator 70, and the second feed cylinder section 53 is mounted on the mesh cylinder 20, so as to facilitate the whole assembly and disassembly of the food processor.

Referring to fig. 13 and 16, in another preferred embodiment of the present invention, the tapping cylinder 60 includes a first tapping cylinder section 62 and a second tapping cylinder section 63, the first tapping cylinder section 62 is mounted on the mesh cylinder 20, and the second tapping cylinder section 63 is mounted on the separator 70, so as to further improve the overall detachability of the food processor.

From the above description, it can be seen that the above-described embodiments of the present invention achieve the following technical effects: the food processor of this application squeezes effectually, is convenient for realize the separation of juice and residue, and work efficiency is high.

The above description is only a preferred embodiment of the present invention and is not intended to limit the present invention, and various modifications and changes may be made by those skilled in the art. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.

Claims

1. The utility model provides a food processor, includes frame (10) and sets up juicing mechanism on frame (10), its characterized in that, juicing mechanism includes:

a separator (70);

the two screws (30), the two screws (30) are vertically arranged in the separator (70), and the two screws (30) are mutually meshed;

a drive assembly (40), wherein the drive assembly (40) is in drive connection with one of the two screw rods (30);

the food processor also comprises a feeding cylinder (50), a slag discharging cylinder (60) and a mesh cylinder (20), the feeding cylinder (50) is communicated with the mesh cylinder (20), the communicating position of the feeding cylinder (50) and the mesh cylinder (20) is positioned at the bottom of the mesh cylinder (20), the slag discharging cylinder (60) is communicated with the mesh cylinder (20), and the communication position of the slag discharging cylinder (60) and the mesh cylinder (20) is positioned at the top of the mesh cylinder (20), the screw (30) is screwed on the screw (30) along the rotation direction of the screw (30) from the steering wheel close to the base (10) to the steering wheel far away from the base (10), the mesh cylinder (20) is provided with an accommodating cavity matched with the structure formed by the two screws (30), the screw rod (30) and the inner wall of the containing cavity form an extruding channel for extruding food materials.

2. The food processor of claim 1, wherein the axis of the mesh cylinder (20) is perpendicular to the base (10), the feed cylinder (50) comprises a feed channel (51), the feed channel (51) extends and inclines to the direction away from the base (10) and the axis of the mesh cylinder (20), the slag discharging cylinder (60) comprises a slag discharging channel (61), and the slag discharging channel (61) extends and inclines to the axis of the mesh cylinder (20) to the direction close to the base (10).

3. The machine according to claim 1, characterized in that the position of communication of the housing cavity with the feed cylinder (50) is at the position of engagement of the two screws (30).

4. Food processor according to claim 1, wherein each screw (30) comprises a first screw section (31) and a second screw section (32), wherein,

the first screw section (31) comprises a first rod body (311) and a plurality of first screw strips (312) spiraling on the same area of the first rod body (311);

the second screw section (32) comprises a second rod body (321) and a second thread strip (322) coiled on the second rod body (321);

the inclination of the first thread strip (312) circling on the first rod (311) is greater than the inclination of the second thread strip (322) circling on the second rod (321).

5. The food processor of claim 4, wherein the width of the cross section of the first threaded bar (312) gradually narrows from near the first rod (311) to far away from the first rod (311).

6. The food processor of claim 4, wherein the cross section of the second threaded strip (322) is rectangular or square, the second threaded strip (322) is coiled on the second rod (321) to form a flow guide channel, and the width and depth of the flow guide channel are not changed along the extending direction of the flow guide channel.

7. The food processor of claim 4, wherein each screw (30) comprises a section of the first screw section (31) and a section of the second screw section (32), the first screw section (31) being disposed at an end of the mesh cylinder (20) adjacent to the feed cylinder (50).

8. The food processor according to claim 4, wherein each screw (30) comprises a first screw section (31) and two second screw sections (32), and the two second screw sections (32) are respectively butted at two ends of the first screw section (31).

9. The food processor of claim 1, wherein the mesh drum (20) comprises a drum body (21) and a filter screen (22) arranged on the bottom surface or the bottom side wall of the drum body (21); the separator (70) is provided with a juice outlet channel (71) communicating with the sieve (22).

10. The food processor as defined in claim 9, wherein the filter screen (22) comprises at least one kind of net sheets, each of which has the same mesh size, and each of which has different mesh sizes, and the at least one kind of net sheets is integrally formed or detachably disposed at the bottom of the cylinder (21).

11. The food processor of claim 9, wherein the bottom of each screw (30) is provided with a scum bar (80) which is engaged with the filter screen (22).

12. The food processor of claim 9, wherein the bottom of the separator (70) has a slope (72) inclined towards the juice outlet channel (71), the bottom of the mesh cylinder (20) has a wedge-shaped flange (23) cooperating with the slope (72), one side of the wedge-shaped flange (23) close to the juice outlet channel (71) being provided with an abdicating notch (24).

13. The food processor of claim 9, further comprising a separator cover (73) and a mesh cylinder cover (25), wherein the separator cover (73) and the mesh cylinder cover (25) are of an integral structure or of a separate structure.

14. The food processor of claim 9, wherein the feed cylinder (50) comprises a first feed cylinder section (52) and a second feed cylinder section (53), the first feed cylinder section (52) being mounted on the separator (70), the second feed cylinder section (53) being mounted on the mesh cylinder (20).

15. The food processor of claim 9, wherein the slag tapping barrel (60) comprises a first slag tapping barrel section (62) and a second slag tapping barrel section (63), the first slag tapping barrel section (62) is installed on the mesh barrel (20), and the second slag tapping barrel section (63) is installed on the separator (70).