CN108324075B - Spiral propeller for food processor and food processor - Google Patents
Spiral propeller for food processor and food processor Download PDFInfo
- Publication number
- CN108324075B CN108324075B CN201710051744.XA CN201710051744A CN108324075B CN 108324075 B CN108324075 B CN 108324075B CN 201710051744 A CN201710051744 A CN 201710051744A CN 108324075 B CN108324075 B CN 108324075B
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- Prior art keywords
- screw propeller
- screw
- hole
- mounting shaft
- metal sleeve
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- A—HUMAN NECESSITIES
- A47—FURNITURE; DOMESTIC ARTICLES OR APPLIANCES; COFFEE MILLS; SPICE MILLS; SUCTION CLEANERS IN GENERAL
- A47J—KITCHEN EQUIPMENT; COFFEE MILLS; SPICE MILLS; APPARATUS FOR MAKING BEVERAGES
- A47J19/00—Household machines for straining foodstuffs; Household implements for mashing or straining foodstuffs
- A47J19/02—Citrus fruit squeezers; Other fruit juice extracting devices
- A47J19/025—Citrus fruit squeezers; Other fruit juice extracting devices including a pressing screw
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- A—HUMAN NECESSITIES
- A47—FURNITURE; DOMESTIC ARTICLES OR APPLIANCES; COFFEE MILLS; SPICE MILLS; SUCTION CLEANERS IN GENERAL
- A47J—KITCHEN EQUIPMENT; COFFEE MILLS; SPICE MILLS; APPARATUS FOR MAKING BEVERAGES
- A47J19/00—Household machines for straining foodstuffs; Household implements for mashing or straining foodstuffs
- A47J19/02—Citrus fruit squeezers; Other fruit juice extracting devices
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- A—HUMAN NECESSITIES
- A47—FURNITURE; DOMESTIC ARTICLES OR APPLIANCES; COFFEE MILLS; SPICE MILLS; SUCTION CLEANERS IN GENERAL
- A47J—KITCHEN EQUIPMENT; COFFEE MILLS; SPICE MILLS; APPARATUS FOR MAKING BEVERAGES
- A47J19/00—Household machines for straining foodstuffs; Household implements for mashing or straining foodstuffs
- A47J19/06—Juice presses for vegetables
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- Engineering & Computer Science (AREA)
- Food Science & Technology (AREA)
- Food-Manufacturing Devices (AREA)
- Screw Conveyors (AREA)
Abstract
The invention relates to the field of screw propellers and discloses a screw propeller for a food processor and the food processor. The screw propeller comprises a screw propeller body (1) formed into a revolving body structure and a mounting shaft (2) formed by plastic injection molding and connected to the screw propeller body (1), the central axis of the mounting shaft (2) is coaxial with the central axis of the screw propeller body (1), one end of the mounting shaft (2) protrudes out of the screw propeller body (1) and is formed with a first clamping hole (3), a metal sleeve (4) is arranged in the first clamping hole (3), and the metal sleeve (4) is formed with a second clamping hole used for clamping a power input shaft. The spiral propeller can avoid the problem that the power input shaft is matched with the first clamping hole (3) to slip and sweep the hole, so that the spiral propeller has higher reliability and longer service life.
Description
Technical Field
The invention relates to the field of screw propellers, in particular to a screw propeller for a food processing machine. In addition, the invention also relates to a food processor.
Background
Food processors (e.g., juice extractors, juicers, etc.) are a class of kitchen appliances that perform a variety of food processing operations.
The juice extractor is developed on the basis of a conventional juice extractor, and the main working purposes of the juice extractor are to convert fruits or vegetables into fruit and vegetable juice so as to improve the taste and facilitate drinking. The original juice machine generally adopts a screw propeller to extrude the fruits and vegetables to obtain the active juice of the fruits and vegetables. Such screw typically includes the screw body that forms the solid of revolution structure and the installation axle that forms and connect in the screw body by plastics injection molding, the central axis of installation axle is coaxial with the central axis of screw body, the one end protrusion of installation axle is in the screw body and is formed with the first joint hole that is used for joint power input shaft, however because the installation axle is formed by plastics injection molding, and power input shaft is generally made by metal, the problem of the hole that skids and sweeps often appears in the cooperation between power input shaft and the first joint hole, thereby reduce the reliability and the life of screw. In addition, the production and processing mode of a similar screw propeller is generally completed by three steps of injection molding in sequence, wherein the first step is as follows: and (3) forming an insert by injection molding, and a second step of: and (3) injection molding to form a transmission shaft in the insert, and the third step is as follows: and the outer layer wear-resistant material is formed outside the insert in an injection molding mode, and the insert, the transmission shaft and the outer layer wear-resistant material are fixed mutually. Therefore, the processing method has the disadvantages of complex processing technology, high processing difficulty and high cost.
Disclosure of Invention
The object of the present invention is to provide a screw for a food processor having a high reliability and a long service life.
It is another object of the present invention to provide a food processor having improved reliability and longevity.
In order to achieve the above object, the present invention provides a screw propeller for a food processor, the screw propeller including a screw propeller body formed as a solid of revolution structure and an installation shaft formed by plastic injection and connected to the screw propeller body, a central axis of the installation shaft being coaxial with a central axis of the screw propeller body, one end of the installation shaft protruding out of the screw propeller body and being formed with a first engaging hole in which a metal sleeve is disposed, the metal sleeve being formed with a second engaging hole for engaging a power input shaft.
Preferably, the first clamping hole and the second clamping hole are regular polygon holes respectively, and the metal sleeve is a regular polyhedron corresponding to the first clamping hole.
Preferably, the opening portion and the deep portion of the first engaging hole are respectively provided with the metal sleeve.
Preferably, the axial extension length of the metal sleeve corresponds to the hole depth of the first clamping hole.
Preferably, the screw propeller body is formed into a hollow revolving body structure, so as to form an accommodating cavity in the screw propeller body, an opening is provided at one end of the screw propeller body, the screw propeller further comprises a cover body for covering the opening, the mounting shaft is perpendicular to the cover body, two ends of the mounting shaft are respectively located at two sides of the cover body, and the other end of the mounting shaft is inserted into the accommodating cavity and is fastened and connected with the screw propeller body, so that the cover body and the one end of the screw propeller body are mutually matched to cover the opening.
Preferably, the cover body and the mounting shaft are formed by plastic through integral injection molding.
Preferably, the other end of the screw propeller body is provided with an installation stepped through hole, the other end of the installation shaft is formed with a first internal threaded hole, the other end of the installation shaft is inserted into and limited in a first section stepped hole of the installation stepped through hole, and the other end of the installation shaft is fastened and connected with the screw propeller body through a fastener which passes through a second section stepped hole of the installation stepped through hole and is in threaded fit with the first internal threaded hole.
Preferably, an outer edge of the cover body is formed with an annular boss so as to be in abutting engagement with an outer peripheral surface of the one end of the screw propeller body.
Preferably, the auger body has a diameter that decreases from the one end toward the other end of the auger body to form a grinding portion for grinding food material, a cutting portion for cutting food material and a feeding portion for inputting food material.
Preferably, the screw propeller body is made of metal or ceramic, and a screw blade extending spirally is arranged on the outer circumferential surface of the screw propeller body.
Preferably, the distribution density of the helical blades in the feeding portion, the cutting portion and the grinding portion is gradually increased.
In addition, the invention also provides a food processor, which comprises the screw propeller for the food processor.
According to the screw propeller for the food processor, the metal sleeve is arranged in the first clamping hole, and the metal sleeve is provided with the second clamping hole for clamping the power input shaft, so that the metal sleeve can be clamped with the power input shaft, power can be input to enable the screw propeller to rotate, and the metal sleeve has high strength, so that the problem of slippage and hole sweeping cannot occur easily in the matching between the power input shaft and the metal sleeve.
The advantages of the food processor and the screw propeller relative to the prior art are the same, and are not described in detail herein.
Additional features and advantages of the invention will be set forth in the detailed description which follows.
Drawings
The accompanying drawings, which are included to provide a further understanding of the invention and are incorporated in and constitute a part of this specification, illustrate embodiments of the invention and together with the description serve to explain the principles of the invention and not to limit the invention. In the drawings:
FIG. 1 is a perspective view of an auger for a food processor according to an embodiment of the present invention;
FIG. 2 is a cross-sectional view of the auger of FIG. 1;
FIG. 3 is a cross-sectional view of an auger for a food processor according to another embodiment of the present invention.
Description of the reference numerals
1. Spiral propeller body 2, installation axle
3. First clamping hole 4 and metal sleeve
5. Containing cavity 6 and cover body
7. Mounting stepped through hole 8 and first internal threaded hole
9. Polishing part 10 and cutting part
11. Feed portion 12, helical blade
Detailed Description
The following detailed description of embodiments of the invention refers to the accompanying drawings. It should be understood that the detailed description and specific examples, while indicating the present invention, are given by way of illustration and explanation only, not limitation.
The invention provides a screw propeller for a food processor, and particularly relates to a screw propeller which comprises a screw propeller body 1 formed into a revolving body structure and an installation shaft 2 formed by plastic injection and connected to the screw propeller body 1, wherein the central axis of the installation shaft 2 is coaxial with the central axis of the screw propeller body 1, one end of the installation shaft 2 protrudes out of the screw propeller body 1 and is provided with a first clamping hole 3, a metal sleeve 4 is arranged in the first clamping hole 3, and a second clamping hole used for clamping a power input shaft is formed in the metal sleeve 4.
According to the screw propeller for the food processor, the metal sleeve 4 is arranged in the first clamping hole 3, and the metal sleeve 4 is provided with the second clamping hole for clamping the power input shaft, so that the metal sleeve 4 can be clamped with the power input shaft, power can be input to rotate the screw propeller, and the metal sleeve 4 has high strength, so that the problem of hole slipping and hole sweeping is not easy to occur in the matching between the power input shaft and the metal sleeve 4.
It can be understood that the specific structural forms of the screw propeller body 1, the mounting shaft 2 and the metal sleeve 4 and the specific shapes and sizes of the first clamping hole 3 and the second clamping hole can be set according to the requirements, and all of them are within the technical concept of the present invention. Specific forms of the above-described features will be exemplified below by way of specific embodiments.
In the propeller of the present invention, it is preferable that the first and second engaging holes 3 and 4 are regular polygonal holes, respectively, and the metal sleeve 4 is a regular polyhedron corresponding to the first engaging hole 3, as shown in fig. 2, so that the engagement fit between the mounting shaft 2, the metal sleeve 4, and the power input shaft can be achieved.
It should be noted that the specific shapes of the first and second engaging holes 3 and 3 are not limited to the above forms, for example, the first and second engaging holes 3 and 3 may be spline holes, and the metal sleeve 4 is correspondingly shaped to be inserted into the spline holes.
In the propeller of the present invention, it is more preferable that the opening portion and the deep portion of the first engaging hole 3 are respectively provided with the metal sleeve 4, as shown in fig. 2, so that the power input shaft is engaged with the metal sleeve 4 at the opening portion and the deep portion of the first engaging hole 3, respectively.
It should be noted that only one metal sleeve 4 may be disposed in the first engaging hole 3, and at this time, as shown in fig. 3, the metal sleeve 4 is formed as a metal sleeve having an axially extending length corresponding to the hole depth of the first engaging hole 3.
In the screw propeller of the present invention, preferably, the screw propeller body 1 is formed into a hollow solid of revolution structure to form a receiving cavity 5 inside the screw propeller body 1, an opening is provided at one end of the screw propeller body 1, the screw propeller further includes a cover 6 for covering the opening (the shape of the cover 6 corresponds to the shape of the opening, for example, when the opening is a circular opening, the cover 6 may be a circular plate or a spherical plate, or when the opening is a rectangular or square opening, the cover 6 may be a rectangular plate or a square plate), the cover 6 and the mounting shaft 2 are formed by injection molding of plastic integrally, the mounting shaft 2 is perpendicular to the cover 6, both ends of the mounting shaft 2 are respectively located at both sides of the cover 6, and the other end of the mounting shaft 2 is inserted into the receiving cavity 5 and is fastened to the screw propeller body 1, the cover body 6 is matched with one end of the spiral propeller body 1 to cover the opening, so that the spiral propeller of the invention can be formed by fastening and connecting the spiral propeller body 1, the mounting shaft 2 and the cover body 6, and meanwhile, the spiral propeller body 1, the mounting shaft 2 and the cover body 6 are respectively formed by injection molding, so that the spiral propeller of the invention has the advantages of simpler processing technology, lower processing difficulty and lower cost.
In the above-mentioned screw propeller, specifically, the other end of the screw propeller body 1 is provided with an installation stepped through hole 7, the other end of the installation shaft 2 is formed with a first internal threaded hole 8, the other end of the installation shaft 2 is inserted into and is limited in a first section stepped hole of the installation stepped through hole 7 (the outer surface of the installation shaft 2 is in butt fit with the outer surface of the first section stepped hole of the installation stepped through hole 7), the other end of the installation shaft 2 is in fastening connection with the screw propeller body 1 through passing through a second section stepped hole of the installation stepped through hole 7 and a fastening piece (not shown) in threaded fit with the first internal threaded hole 8, thereby realizing the fastening connection between the installation shaft 2 and the screw propeller body 1.
It is understood that the specific manner of fastening the mounting shaft 2 to the screw body 1 is not limited to the above, for example, the other end of the screw body 1 is formed with a second internal threaded hole inside, the one end of the mounting shaft 2 is formed with an external thread, and the one end of the mounting shaft 2 is threadedly fitted in the second internal threaded hole, thereby achieving the fastening between the mounting shaft 2 and the screw body 1.
In the above screw propeller, more specifically, the screw propeller is in abutting engagement with the outer peripheral surface of the one end of the screw propeller body 1, so as to prevent the fruit and vegetable juice from entering the accommodating cavity 5 during the juice squeezing process.
In the above-mentioned auger, preferably, the diameter of the auger body 1 is gradually decreased from the one end of the auger body 1 toward the other end to sequentially form a grinding part 9 for grinding food materials, a cutting part 10 for cutting food materials and a feeding part 11 for inputting food materials, so that food materials (such as fruits, vegetables and the like) can be sequentially fed, cut and ground, and fruit and vegetable juice can be finally squeezed out. Specifically, the screw propeller body 1 is made of metal or ceramic, and the screw blade 12 extending spirally is arranged on the outer circumferential surface of the screw propeller body 1, so that the food material can be fed, cut and ground through the screw blade 12. More specifically, the distribution density of the helical blades 12 in the feeding section 11, the cutting section 10 and the grinding section 9 is gradually increased, so that the helical blades 12 are adapted to the requirements of the feeding section 11, the cutting section 10 and the grinding section 9, respectively.
In addition, the invention also provides a food processor, which comprises the screw propeller for the food processor.
The food processor has the above-mentioned advantages of the screw propeller because it includes the screw propeller of the present invention.
In the food processor of the invention, in particular, the food processor may be a juicer, so that the juicer has a high reliability and a long service life.
The preferred embodiments of the present invention have been described in detail with reference to the accompanying drawings, however, the present invention is not limited to the specific details of the above embodiments, and various simple modifications can be made to the technical solution of the present invention within the technical idea of the present invention, and these simple modifications are within the protective scope of the present invention.
It should be noted that the various technical features described in the above embodiments can be combined in any suitable manner without contradiction, and the invention is not described in any way for the possible combinations in order to avoid unnecessary repetition.
In addition, any combination of the various embodiments of the present invention is also possible, and the same should be considered as the disclosure of the present invention as long as it does not depart from the spirit of the present invention.
Claims (9)
1. The screw propeller for the food processing machine is characterized by comprising a screw propeller body (1) formed into a revolving body structure and an installation shaft (2) formed by plastic injection molding and connected to the screw propeller body (1), wherein the central axis of the installation shaft (2) is coaxial with the central axis of the screw propeller body (1), one end of the installation shaft (2) protrudes out of the screw propeller body (1) and is provided with a first clamping hole (3), a metal sleeve (4) is arranged in the first clamping hole (3), and a second clamping hole for clamping a power input shaft is formed in the metal sleeve (4);
the screw propeller body (1) is formed into a hollow rotary body structure, so that an accommodating cavity (5) is formed in the screw propeller body (1), an opening is formed in one end of the screw propeller body (1), the screw propeller further comprises a cover body (6) used for covering the opening, the mounting shaft (2) is perpendicular to the cover body (6), two ends of the mounting shaft (2) are respectively located on two sides of the cover body (6), and the other end of the mounting shaft (2) is inserted into the accommodating cavity (5) and is fixedly connected with the screw propeller body (1), so that the cover body (6) and the one end of the screw propeller body (1) are matched with each other to cover the opening;
the opening part and the deep part of the first clamping hole (3) are respectively provided with the metal sleeve (4).
2. The screw according to claim 1, wherein the first and second snap-in holes (3, 4) are regular polygonal holes, respectively, and the metal sleeve is a regular polyhedron corresponding to the first snap-in hole (3).
3. Screw according to claim 1, characterized in that the cover (6) and the mounting shaft (2) are formed by plastic injection molding in one piece.
4. The screw according to claim 3, characterized in that the other end of the screw body (1) is provided with a mounting stepped through hole (7), the other end of the mounting shaft (2) is formed with a first internal threaded hole (8), the other end of the mounting shaft (2) is inserted into and retained in a first section of the mounting stepped through hole (7), and the other end of the mounting shaft (2) is fastened to the screw body (1) by a fastener threaded into the first internal threaded hole (8) through a second section of the mounting stepped through hole (7).
5. An auger according to claim 3, wherein the outer edge of the cover (6) is formed with an annular boss for abutting engagement with the outer peripheral surface of said one end of the auger body (1).
6. Auger according to any of claims 1 to 5, characterized in that the diameter of the auger body (1) decreases from said one end towards the other end of the auger body (1) to form a grinding section (9) for grinding food material, a cutting section (10) for cutting food material and a feeding section (11) for feeding food material.
7. The screw propeller according to claim 6, wherein the screw propeller body (1) is made of metal or ceramic, and the screw blade (12) extending in a spiral manner is provided on the outer circumferential surface of the screw propeller body (1).
8. Auger according to claim 7, characterized in that the distribution density of the helical blades (12) in the infeed section (11), the cutting section (10) and the grinding section (9) is gradually increasing.
9. A food processor characterized in that it comprises a screw for a food processor according to any one of claims 1 to 8.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710051744.XA CN108324075B (en) | 2017-01-20 | 2017-01-20 | Spiral propeller for food processor and food processor |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710051744.XA CN108324075B (en) | 2017-01-20 | 2017-01-20 | Spiral propeller for food processor and food processor |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN108324075A CN108324075A (en) | 2018-07-27 |
| CN108324075B true CN108324075B (en) | 2021-04-20 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201710051744.XA Active CN108324075B (en) | 2017-01-20 | 2017-01-20 | Spiral propeller for food processor and food processor |
Country Status (1)
| Country | Link |
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| CN (1) | CN108324075B (en) |
Family Cites Families (12)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| KR19980072074A (en) * | 1998-07-14 | 1998-10-26 | 권효근 | Juicer |
| CN2486784Y (en) * | 2001-06-12 | 2002-04-17 | 胡德献 | Slip structure between shaft and injection molded gears |
| CN2550534Y (en) * | 2002-03-05 | 2003-05-14 | 新巨企业股份有限公司 | Ceramic bearing change-over structure for fan |
| CN2682246Y (en) * | 2004-02-24 | 2005-03-02 | 常州雷利电器有限公司 | Large torque friction slipping type output shaft |
| CN201133461Y (en) * | 2007-08-28 | 2008-10-15 | 模帝科股份有限公司 | Worm wheel device reinforcing structure |
| CN201223292Y (en) * | 2008-05-17 | 2009-04-22 | 顾永洪 | Turbulator cup for machine for preparing soybean milk and rice paste |
| CN201929795U (en) * | 2011-01-07 | 2011-08-17 | 九阳股份有限公司 | Food processor transmission mechanism and food processor |
| CN102217455B (en) * | 2011-04-03 | 2012-11-28 | 宁波伊司达工具有限公司 | Multifunctional grass trimmer |
| CN204120772U (en) * | 2014-10-31 | 2015-01-28 | 佛山市家乐仕电器科技有限公司 | The screw rod of squeezing the juice of juice extractor |
| CN204698311U (en) * | 2015-06-19 | 2015-10-14 | 浙江爱仕达生活电器有限公司 | A kind of cored screw for Normal juice machine |
| CN204869739U (en) * | 2015-08-24 | 2015-12-16 | 浙江绍兴苏泊尔生活电器有限公司 | Screw rod and have stock machine of this screw rod |
| CN205649311U (en) * | 2016-03-18 | 2016-10-19 | 九阳股份有限公司 | Crowded press juice machine of vertical screw of easy installation |
-
2017
- 2017-01-20 CN CN201710051744.XA patent/CN108324075B/en active Active
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| Publication number | Publication date |
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| CN108324075A (en) | 2018-07-27 |
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