CN204743688U - Food processor - Google Patents

Abstract

The utility model provides a food processor. This cooking machine includes frame and the juicing mechanism of setting on the frame, and juicing mechanism includes: a separator including a mounting cavity; the mesh cylinder is arranged in the mounting cavity; the at least two screw rods are vertically arranged in the mesh cylinder and extend from the top end to the bottom end of the mesh cylinder, and two adjacent screw rods in the at least two screw rods are mutually meshed; the driving assembly is in driving connection with one of the two screw rods; the feeding cylinder is provided with a feeding channel, and the feeding channel is communicated with the mesh cylinder; the material pushing assembly comprises a material pushing cylinder and a material pushing rod, a material pushing cavity communicated with the bottom of the feeding channel is formed in the material pushing cylinder, and the material pushing rod can be inserted into the material pushing cavity to push food materials falling from the feeding channel. The utility model discloses a cooking machine is convenient for big fruit material to get into, and is convenient for effectively squeeze eating the material such as fruit vegetables.

Description

Cooking machine

Technical field

The utility model relates to household electrical appliance technical field, in particular to a kind of cooking machine.

Background technology

Existing cooking machine all adopts singe screw to squeeze the juice process to fruit material, in the process of squeezing the juice, carries out by the inwall of flow-guiding channel that singe screw diminishes gradually and mesh barrel process of squeezing the juice.Squeeze the juice in mode this, the minimum volume of the residue of fruit material is the size at the minimum widith place of flow-guiding channel, squeezes the juice thorough not, weak effect of squeezing the juice, and is difficult to squeeze large fruit material.

Utility model content

Main purpose of the present utility model is to provide a kind of cooking machine, squeezing the juice weak effect, being difficult to the problem to really expecting to squeeze greatly solving cooking machine of the prior art.

To achieve these goals, the utility model provides a kind of cooking machine, and this cooking machine comprises support and is arranged on the squeezing mechanism on support, and squeezing mechanism comprises: separator, and separator comprises installation cavity; Mesh barrel, mesh barrel is arranged in installation cavity; At least two screw rods, at least two screw rods are vertically arranged in mesh barrel, and extend to bottom from the top of mesh barrel, and engage each other configuration between adjacent two screw rods at least two screw rods; Driven unit, driven unit drives with in two screw rods and is connected; Feeding cylinder, feeding cylinder is provided with feeding-passage, and the minimum-value aperture of the cross section of feeding-passage is greater than 60mm, and feeding-passage is communicated with mesh barrel.

Further, cooking machine also comprises pushing material component, pushing material component comprises pusher cylinder and charging ram, pusher cylinder is provided with the pusher chamber be communicated with the bottom of feeding-passage, charging ram can insert in pusher chamber to push the food materials fallen into from feeding-passage, feeding cylinder extends along the short transverse of cooking machine, and pusher cylinder favours feeding cylinder and arranges, and extends from the bottom of feeding cylinder to the direction away from support.

Further, cooking machine also comprises slag tap cylinder and mesh barrel, feeding cylinder is communicated with mesh barrel the bottom that position is positioned at mesh barrel, cylinder of slagging tap is communicated with mesh barrel, and slag tap cylinder and mesh barrel be communicated with the top that position is positioned at mesh barrel, the screw thread on screw rod is spun on screw rod to the steering wheel away from support along the direction of rotation of screw rod near support.

Further, cylinder of slagging tap comprises slag releasing channel, and slag releasing channel extends to the direction near support and favours the axis of mesh barrel.

Further, each screw rod includes the first spiro rod section and the second spiro rod section, and wherein, the first spiro rod section comprises first body of rod and many first screw thread bars on the same area of first body of rod that spiral; Second spiro rod section comprises second body of rod and the second screw thread bar on second body of rod that spirals;

The gradient that first screw thread bar spirals on first body of rod is greater than the gradient that the second screw thread bar spirals on second body of rod.

Further, the width of the cross section of the first screw thread bar narrows near first body of rod gradually to the direction away from first body of rod.

Further, the cross section of the second screw thread bar is rectangle or square, and the second screw thread bar spirals formation flow-guiding channel on second body of rod, and the width of flow-guiding channel and the degree of depth do not change along the bearing of trend of flow-guiding channel.

Further, each screw rod includes one section of first spiro rod section and one section of second spiro rod section, and the first spiro rod section is arranged on one end of the close feeding cylinder of mesh barrel.

Further, each screw rod includes one section of first spiro rod section and two section of second spiro rod section, and two section of second spiro rod section is docked at the two ends of the first spiro rod section respectively.

Further, mesh barrel comprises cylindrical shell and is arranged on the filter screen on cylindrical shell bottom surface or bottom sidewall, filter screen comprises at least one mesh sheet, mesh aperture in every sheet mesh sheet is all identical, not etc., at least one mesh sheet is not one-body molded or removably select on a bottom surface being arranged on cylindrical shell and bottom sidewall for mesh aperture in various mesh sheet.

Further, the bottom of separator is provided with out juice passage, and the bottom of separator has towards the inclined-plane going out juice channel slopes.

Further, cooking machine also comprises cyclone cover and mesh cover, and cyclone cover and mesh cover are structure as a whole or Split type structure.

Further, feeding cylinder comprises the first feeding cylinder section and the second feeding cylinder section, and the first feeding cylinder section is arranged on separator, and the second feeding cylinder section is arranged in mesh barrel.

Further, cylinder of slagging tap comprises the first cylinder section and second of slagging tap and to slag tap cylinder section, and the first cylinder section of slagging tap is arranged in mesh barrel, and the second cylinder section of slagging tap is arranged on separator.

Application the technical solution of the utility model, owing to being provided with at least two intermeshing screw rods in mesh barrel in the utility model, and the minimum-value aperture of the cross section of feeding-passage is greater than 60mm, is convenient to large fruit material and enters.In the process of work, many screw rods in mesh barrel are jointly ground and squeeze the material in mesh barrel by cooperation each other, substantially increase the squeezing effect of cooking machine of the present utility model to food materials such as fruits and vegetables.

Accompanying drawing explanation

The Figure of description forming a application's part is used to provide further understanding of the present utility model, and schematic description and description of the present utility model, for explaining the utility model, is not formed improper restriction of the present utility model.In the accompanying drawings:

Fig. 1 diagrammatically illustrates the first sectional view of cooking machine of the present utility model;

Fig. 2 diagrammatically illustrates the second sectional view of cooking machine of the present utility model;

Fig. 3 diagrammatically illustrates the decomposition view of cooking machine of the present utility model;

Fig. 4 diagrammatically illustrates the first sectional view of separator of the present utility model;

Fig. 5 diagrammatically illustrates the second sectional view of separator of the present utility model;

Fig. 6 diagrammatically illustrates the front view of the first preferred screw rod of the present utility model;

Fig. 7 diagrammatically illustrates the front view of the preferred screw rod of the second of the present utility model;

Fig. 8 diagrammatically illustrates the three-dimensional structure diagram of the preferred screw rod of the second of the present utility model; And

Fig. 9 diagrammatically illustrates three-dimensional structure diagram when mesh barrel of the present utility model being connected with feeding cylinder and slagging tap tin.

Wherein, above-mentioned accompanying drawing comprises the following drawings mark:

10, support; 20, mesh barrel; 21, cylindrical shell; 22, filter screen; 25, mesh cover; 30, screw rod; 31, the first spiro rod section; 311, first body of rod; 312, the first screw thread bar; 32, the second spiro rod section; 321, second body of rod; 322, the second screw thread bar; 40, driven unit; 41, motor; 42, motor output shaft; 50, feeding cylinder; 51, feeding-passage; 52, the first feeding cylinder section; 53, the second feeding cylinder section; 60, to slag tap cylinder; 61, slag releasing channel; 62, first slags tap cylinder section; 63, second slags tap cylinder section; 70, separator; 71, juice passage is gone out; 72, inclined-plane; 73, cyclone cover; 74, installation cavity; 80, pushing material component; 81, pusher cylinder; 811, pusher chamber; 82, charging ram; 90, food materials; 100, dreg scraping stripe.

Detailed description of the invention

It should be noted that, when not conflicting, the embodiment in the application and the feature in embodiment can combine mutually.Below with reference to the accompanying drawings and describe the utility model in detail in conjunction with the embodiments.

See shown in Fig. 1 to Fig. 9, according to embodiment of the present utility model, provide a kind of cooking machine.Cooking machine in the application is preferably screw extrusion type juicer (also claiming Normal juice machine).

Shown in composition graphs 1 to Fig. 3, the cooking machine of the present embodiment comprises support 10 and squeezing mechanism.Wherein squeezing mechanism is arranged on support 10, squeezes food materials 90 such as the fruits and vegetables entering squeezing mechanism.This cooking machine is vertical structure.

Squeezing mechanism in the present embodiment comprises separator 70, mesh barrel 20, two screw rods 30, driven unit 40, feeding cylinder 50 and pushing material components 80.Wherein, separator 70 is provided with installation cavity 74, mesh barrel 20 is installed in installation cavity, two above-mentioned screw rods 30 are vertically arranged in mesh barrel 20, and extend to bottom from the top of mesh barrel 20, and above-mentioned two screw rods 30 engage each other (during screw rod more than three, adjacent two engage each other); Driven unit 40 drives with in above-mentioned two screw rods 30 and is connected, specifically, driven unit 40 comprises drive motors 41 and motor output shaft 42, and motor 41 drives with motor output shaft 42 and is connected, and motor output shaft 42 drives with in above-mentioned two screw rods 30 and is connected.What the present embodiment was selected is two screw rods, and other embodiments can select the screw rod of three or more quantity, and specific works principle is similar, repeats no more.Feeding cylinder 50 is provided with feeding-passage 51, this feeding-passage 51 is communicated with mesh barrel 20, pushing material component 80 comprises pusher cylinder 81 and charging ram 82, this pusher cylinder 81 is provided with the pusher chamber 811 be communicated with the bottom of feeding-passage 51, charging ram 82 can insert in pusher chamber 811 and push to screw rod 30 position in mesh barrel 20 to push the food materials 90 fallen into from feeding-passage 51.

During work, food materials 90 are rendered in mesh barrel 20 in feeding-passage 51, and ceaselessly food materials 90 in pusher cylinder 81 are pushed in mesh barrel 20 by charging ram 82, prevent food materials 90 be trapped in feeding-passage 51 and cause waste.The motor 41 of driven unit 40 rotates, and then drive motor output shaft 42 drives the screw rod 30 be connected with motor output shaft 42 to rotate, thus drive another root screw rod 30 to rotate, in rotation process, intermeshing screw rod 30 can squeeze the fruits and vegetables entered in mesh barrel 20 and grind, and then obtains fresh juice.

Owing to being provided with at least two intermeshing screw rods 30 in mesh barrel in the present embodiment 20, and the pushing material component be provided with for pushing food materials 90, in the process of work, many screw rods 30 in mesh barrel 20 are jointly ground and squeeze the material in mesh barrel 20 by cooperation each other, and ceaselessly food materials 90 in pusher cylinder 81 are pushed in mesh barrel 20 by charging ram 82, substantially increase the squeezing effect of cooking machine to the food materials such as fruits and vegetables 90 of the present embodiment.

In the present embodiment, the cross section of feeding-passage 51 is circular cross-section, and other embodiments also can be oval or square etc., and the minimum diameter of circular cross-section is greater than 60mm, is convenient to the fruit that diameter is larger, and such as apple, pears etc. pass through.Preferably, the cross section in pusher chamber 811 is square-section, and other embodiments also can be circle or ellipse etc., and the length of side of square-section is in the scope of 10mm to 45mm.

The cooking machine of the present embodiment also comprises feeding cylinder 50 and cylinder 60 of slagging tap.

Wherein, feeding cylinder 50 extends along the short transverse of cooking machine, and pusher cylinder 81 favours feeding cylinder 50 arranges, and extends from the bottom of feeding cylinder 50 to the direction away from support 10, is convenient to the food materials 90 in feeding-passage 51 to push to completely in mesh barrel 20.Feeding cylinder 50 is communicated with mesh barrel 20, and this feeding cylinder 50 and mesh barrel 20 be communicated with the bottom (or bottom is on the upper side) that position is positioned at mesh barrel 20, cylinder 60 of slagging tap is communicated with mesh barrel 20, and this is slagged tap, cylinder 60 and mesh barrel 20 is communicated with the top (or top is on the lower side) that position is positioned at mesh barrel 20.Can know according to above-mentioned structure, the bottom that position is positioned at mesh barrel 20 is communicated with due to the feeding cylinder 50 in the present embodiment and mesh barrel 20, and the top that position is positioned at mesh barrel 20 that is communicated with of slag tap cylinder 60 and mesh barrel 20, carry out in the process of work at cooking machine, the food materials such as fruits and vegetables 90 enter from the bottom of mesh barrel 20, after the crush and grind of screw rod 30, residue is upwards delivered to the top of mesh barrel 20 by the drive of screw thread bar on screw rod 30, and juice sinks to the bottom of mesh barrel 20, visible, in whole expressing process, juice and residue can be efficiently separated, effectively improve the residue of the cooking machine of the present embodiment and the separating effect of juice.

Accordingly, cylinder 60 of slagging tap in the present embodiment comprises slag releasing channel 61, and this slag releasing channel 61 extends to the direction near support 10 and favours the axis (namely downward-sloping) of mesh barrel 20, is convenient to the residue discharging the food materials 90 such as fruits and vegetables.

Can know according to the above embodiments, the cooking machine in the present embodiment be bottom feed and go out juice, design is slagged tap on top, can effectively the juice of the food materials such as fruits and vegetables 90 and residue be separated, and greatly reduces the residue rate in juice.

Each screw rod 30 in the application is all perpendicular to support 10, and the screw thread on each screw rod 30 is all along the direction of rotation of screw rod 30 from being spun on screw rod 30 near support 10 to the steering wheel away from support 10, when driven unit 40 drive screw 30 rotates, the food materials such as fruits and vegetables 90 rotation direction threadingly under the rotation along screw rod 30 is pushed, and then realizes the conveying to the squeezing of the food materials such as fruits and vegetables 90 and the residue to the food materials such as fruits and vegetables 90.Preferably, mesh barrel 20 has the suitable container cavity of the structure that forms with above-mentioned two screw rods 30, is convenient to screw rod 30 and forms with the inwall of container cavity the squeezing passage extruding the food materials 90 such as fruits and vegetables.This container cavity is communicated with feeding cylinder 50 the position of engagement place that position is positioned at two screw rods 30, during work, first the food materials such as fruits and vegetables 90 enter the position that two screw rods 30 engage when entering mesh barrel 20, crush and grind is carried out by the engaged gap of two screw rods 30, be convenient to fully to squeeze out the juice that the food materials such as fruits and vegetables 90 are rich in, improve the squeezing effect of the cooking machine of the application.

Shown in Fig. 3 to Fig. 4 and Fig. 9, the filter screen 22 that the mesh barrel 20 in the application comprises cylindrical shell 21 and is arranged on bottom cylindrical shell 21 on sidewall, is convenient to fruit juice in mesh barrel 20 to be discharged to completely mesh barrel 20 outside.

Shown in Fig. 1, Fig. 4, in a kind of preferred embodiment of the present utility model, feeding cylinder 50 comprises the first feeding cylinder section 52 and the second feeding cylinder section 53, first feeding cylinder section 52 is arranged in cyclone cover 73, second feeding cylinder section 53 is arranged in mesh barrel 20, is convenient to the integral disassembly, assembly realizing cooking machine.

Cylinder 60 of slagging tap comprises the first cylinder section 62 and second cylinder section 63, the first cylinder section 62 of slagging tap of slagging tap of slagging tap and is arranged in mesh barrel 20, and the second cylinder section 63 of slagging tap is arranged on separator 70, improves the dismantled and assembled property of entirety of cooking machine further.

Preferably, filter screen 22 in the application comprises at least one mesh sheet, mesh aperture in every sheet mesh sheet is all identical, not etc., in the process used, filter screen 22 does not removably select the bottom that is arranged on mesh barrel 20 to mesh aperture in various mesh sheet, user can according to the demand to the different mouthfeel of the food materials such as fruits and vegetables 90, the mesh sheet that choice for use mesh aperture is different, that is, multiple mesh sheet in the application is the bottom being selectively arranged on cylindrical shell 21.Other embodiment filter screens also can design one-body molded with mesh barrel.

In the embodiment in fig. 8, the bottom of each screw rod 30 is equipped with dreg scraping stripe 100, and when in the process that screw rod 30 rotates, dreg scraping stripe 100 carries out wiper with the rotation of screw rod 30 to filter screen 22 upper surface, avoid filter screen 22 to block, that effectively improves the cooking machine of the present embodiment goes out juice efficiency.

Refer again to shown in Fig. 1, Fig. 2, the bottom of the separator 70 in the application is provided with out juice passage 71, when squeezing mechanism works, the juice of the food materials such as fruits and vegetables 90 flows into separator 70 from the bottom of mesh barrel 20, then drink from going out juice passage 71 outflow for people, structure is simple, is convenient to processing and realizes.The bottom of separator 70 has towards the inclined-plane 72 going out juice passage 71 inclination, and by arranging inclined-plane 72, the juice be convenient to bottom by separator 70 is discharged into outside.

In a kind of embodiment of the present utility model, cooking machine also comprises cyclone cover 73 and mesh cover 25, and this cyclone cover 73 and mesh cover 25 are structure as a whole, and are convenient to integral disassembly, assembly.In another embodiment of the present utility model, this cyclone cover 73 and mesh cover 25 can be also Split type structure (see shown in Fig. 1 to Fig. 5), are convenient to split dismounting.

In conjunction with see shown in Fig. 6 to 8, each screw rod 30 in the application includes the first spiro rod section 31 and the second spiro rod section 32.Also a spiro rod section only can be comprised in other embodiments.

Wherein, the first spiro rod section 31 comprises first body of rod 311 and many first screw thread bars 312 on the same area of first body of rod 311 that spiral; Second spiro rod section 32 comprises second body of rod 321 and the second screw thread bar 322 on second body of rod 321 that spirals.The same area due to the first spiro rod section 31 has spiraled many first screw thread bars 312, spacing now between many first screw thread bars 312 is relatively little, and then form the passage being convenient to grind and extrude the food materials 90 such as fruits and vegetables, and the second spiro rod section 32 is only provided with a second screw thread bar 322, the passage that this second screw thread bar 322 is formed is wider, and resistance is little, be convenient to carry fruits and vegetables, screw rod 30 is being arranged in the process of mesh barrel 20, can selecting according to the demand of reality diverse location place screw rod 30 being arranged on mesh barrel 20.By the second spiro rod section 32, effectively can improve the deslagging efficiency of cooking machine, prevent cooking machine generation choking phenomenon.

Preferably, the width of the cross section of the first screw thread bar 312 in the application narrows near first body of rod 311 gradually to the direction away from first body of rod 311, now the outward flange of the first screw thread bar 312 forms sharper tip, is convenient to be shredded by the food materials such as fruits and vegetables 90 to carry out extruding or grinding.In a kind of preferred embodiment of the present utility model, the structure such as triangular in shape or trapezoidal of the cross section of the first screw thread bar 312.In other embodiments of the present utility model, the cross section of the first screw thread bar 312 can also be wide in bottom, and other shapes that upper end is narrow, it should be noted that, bottom mentioned here refers to one end near first body of rod 311 of the first screw thread bar 312, and top refers to the one end away from first body of rod 311.

Preferably, the cross section of the second screw thread bar 322 in the application is rectangle or square, usually the function of cutting is not possessed, mainly play the guiding role, now, the second screw thread bar 322 spirals formation flow-guiding channel on second body of rod 321, and the width of this flow-guiding channel and the degree of depth do not change along the bearing of trend of flow-guiding channel, improve the smoothness of flow-guiding channel, be convenient to the residue carrying the food materials 90 such as fruits and vegetables.

See Fig. 7, shown in Fig. 8, in a kind of embodiment of the present utility model, each screw rod 30 all only includes one section of first spiro rod section 31 and one section of second spiro rod section 32, during installation, first spiro rod section 31 is arranged on one end of the close feeding cylinder 50 of mesh barrel 20, like this, in the process of cooking machine work, fruit material first contacts with the first spiro rod section 31, and then by the effect of the first spiro rod section 31 food materials such as fruits and vegetables 90 to be ground and to extrude to produce juice, after fruits and vegetables are extruded to a certain degree, fruits and vegetables transfer to the second spiro rod section 32 along the bearing of trend of the second screw thread bar 322, fruits and vegetables now have been extruded and have ground remaining residue, now, screw rod 30 is rotated further, residue enters the second spiro rod section 32, by the effect of the second spiro rod section 32, residue is sent to rapidly one end near cylinder 60 of slagging tap of mesh barrel 20, cooking machine is discharged through slag releasing channel 61.

Shown in Figure 6, in another kind of embodiment of the present utility model, each screw rod 30 includes one section of first spiro rod section 31 and two section of second spiro rod section 32, and two section of second above-mentioned spiro rod section 32 is docked at the two ends of the first spiro rod section 31 respectively.In other embodiments of the present utility model, screw rod 30 comprises at least two section of first spiro rod section 31 and at least two section of second spiro rod section 32, first spiro rod section 31 and the second spiro rod section 32 and alternately arranges.In the process used, user can select different screw rods 30 according to the concrete squeezing of cooking machine and transmission demand.

Shown in Fig. 7 and Fig. 8, the gradient that the first screw thread bar 312 in the application spirals on described first body of rod 311 is greater than the gradient that the second screw thread bar 322 spirals on second body of rod 321, two sections of spiro rod sections are compared, first screw thread bar 312 is for being suitable for the screw thread bar cutting and transmit, and the second screw thread bar 322 is for being suitable for the screw thread bar transmitted.

As can be seen from the above description, the utility model the above embodiments achieve following technique effect: the squeezing of the cooking machine of the application is effective, and be convenient to realize being separated of juice and residue, operating efficiency is high.

The foregoing is only preferred embodiment of the present utility model, be not limited to the utility model, for a person skilled in the art, the utility model can have various modifications and variations.All within spirit of the present utility model and principle, any amendment done, equivalent replacement, improvement etc., all should be included within protection domain of the present utility model.

Claims (14)

1. a cooking machine, the squeezing mechanism comprising support (10) and be arranged on described support (10), is characterized in that, described squeezing mechanism comprises:

Separator (70), described separator (70) comprises installation cavity (74);

Mesh barrel (20), described mesh barrel (20) is arranged in described installation cavity (74);

At least two screw rods (30), described at least two screw rods (30) are vertically arranged in described mesh barrel (20), and extend to bottom from the top of described mesh barrel (20), and engage each other configuration between adjacent two described screw rods (30) in described at least two screw rods (30);

Driven unit (40), described driven unit (40) drives with in described two screw rods (30) and is connected;

Feeding cylinder (50), described feeding cylinder (50) is provided with feeding-passage (51), the minimum-value aperture of the cross section of described feeding-passage (51) is greater than 60mm, and described feeding-passage (51) is communicated with described mesh barrel (20).

2. cooking machine according to claim 1, it is characterized in that, described cooking machine also comprises pushing material component (80), described pushing material component (80) comprises pusher cylinder (81) and charging ram (82), described pusher cylinder (81) is provided with the pusher chamber (811) be communicated with the bottom of described feeding-passage (51), described charging ram (82) can insert in described pusher chamber (811) to push the food materials (90) fallen into from described feeding-passage (51), described feeding cylinder (50) extends along the short transverse of described cooking machine, described pusher cylinder (81) favours described feeding cylinder (50) and arranges, and extend from the bottom of described feeding cylinder (50) to the direction away from described support (10).

3. cooking machine according to claim 1, it is characterized in that, described cooking machine also comprises cylinder of slagging tap (60) and mesh barrel (20), described feeding cylinder (50) is communicated with described mesh barrel (20) the bottom that position is positioned at described mesh barrel (20), described cylinder of slagging tap (60) is communicated with described mesh barrel (20), and described in slag tap cylinder (60) and described mesh barrel (20) be communicated with the top that position is positioned at described mesh barrel (20), screw thread on described screw rod (30) is spun on described screw rod (30) to the steering wheel away from described support (10) along the direction of rotation of described screw rod (30) near described support (10).

4. cooking machine according to claim 3, it is characterized in that, described cylinder of slagging tap (60) comprises slag releasing channel (61), and described slag releasing channel (61) extends to the direction near described support (10) and favours the axis of described mesh barrel (20).

5. cooking machine according to claim 1, is characterized in that, described each described screw rod (30) includes the first spiro rod section (31) and the second spiro rod section (32), wherein,

Described first spiro rod section (31) comprises first body of rod (311) and many first screw thread bars (312) on the same area of described first body of rod (311) that spiral;

Described second spiro rod section (32) comprises second body of rod (321) and the second screw thread bar (322) on described second body of rod (321) that spirals;

The gradient that described first screw thread bar (312) spirals on described first body of rod (311) is greater than the gradient that described second screw thread bar (322) spirals on described second body of rod (321).

6. cooking machine according to claim 5, it is characterized in that, the width of the cross section of described first screw thread bar (312) narrows near described first body of rod (311) gradually to the direction away from described first body of rod (311).

7. cooking machine according to claim 5, it is characterized in that, the cross section of described second screw thread bar (322) is rectangle or square, described second screw thread bar (322) spirals formation flow-guiding channel on described second body of rod (321), and the width of described flow-guiding channel and the degree of depth do not change along the bearing of trend of described flow-guiding channel.

8. cooking machine according to claim 5, it is characterized in that, each described screw rod (30) includes one section of described first spiro rod section (31) and one section of described second spiro rod section (32), and described first spiro rod section (31) is arranged on one end of the close described feeding cylinder (50) of described mesh barrel (20).

9. cooking machine according to claim 5, it is characterized in that, each described screw rod (30) includes one section of described first spiro rod section (31) and two sections of described second spiro rod sections (32), and two sections of described second spiro rod sections (32) are docked at the two ends of described first spiro rod section (31) respectively.

10. cooking machine according to claim 3, it is characterized in that, described mesh barrel (20) comprises cylindrical shell (21) and is arranged on the filter screen (22) on described cylindrical shell (21) bottom surface or bottom sidewall, described filter screen (22) comprises at least one mesh sheet, mesh aperture in mesh sheet described in every sheet is all identical, not etc., described at least one mesh sheet is not one-body molded or removably select on a bottom surface being arranged on described cylindrical shell (21) and bottom sidewall for mesh aperture in various described mesh sheet.

11. cooking machines according to claim 10, it is characterized in that, the bottom of described separator (70) is provided with out juice passage (71), the bottom of described separator (70) have towards described go out the inclined-plane (72) that tilts of juice passage (71).

12. cooking machines according to claim 10, it is characterized in that, described cooking machine also comprises cyclone cover (73) and mesh cover (25), and described cyclone cover (73) and described mesh cover (25) are structure as a whole or Split type structure.

13. cooking machines according to claim 10, it is characterized in that, described feeding cylinder (50) comprises the first feeding cylinder section (52) and the second feeding cylinder section (53), described first feeding cylinder section (52) is arranged on described separator (70), and described second feeding cylinder section (53) is arranged in described mesh barrel (20).

14. cooking machines according to claim 10, it is characterized in that, described cylinder of slagging tap (60) comprises the first cylinder section (62) and second of slagging tap and to slag tap cylinder section (63), described first cylinder section (62) of slagging tap is arranged in described mesh barrel (20), and the described second cylinder section (63) of slagging tap is arranged on described separator (70).