CN212186261U - Transmission structure and food processor - Google Patents
Transmission structure and food processor Download PDFInfo
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- CN212186261U CN212186261U CN202020588244.7U CN202020588244U CN212186261U CN 212186261 U CN212186261 U CN 212186261U CN 202020588244 U CN202020588244 U CN 202020588244U CN 212186261 U CN212186261 U CN 212186261U
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Abstract
The utility model discloses a transmission structure and food preparation machine, food preparation machine includes driving motor and the executive component who is connected with the driving motor transmission, the transmission structure includes drive shaft and connecting piece, the drive shaft does driving motor's motor shaft perhaps the drive shaft with driving motor's motor shaft linkage, the connecting piece with executive component connects and links with it, wherein, the tip of drive shaft disposes the drive section of location cylinder section and being connected with location cylinder section, the connecting piece is provided with the assembly groove, the assembly groove configuration is for drive groove and constant head tank, the drive groove with the drive section cooperation is installed, the constant head tank with location cylinder section cooperation installation. The utility model discloses a transmission structure's cooperation precision is high.
Description
Technical Field
The utility model relates to a food preparation machine technical field, in particular to transmission structure and food preparation machine who has this transmission structure.
Background
In food processing machines, such as a wall breaking machine, a soymilk maker, a noodle maker, etc., food material whipping and grinding functions are generally accomplished by driving an actuating member, such as a stirring blade or a stirring rod, by a driving motor. Wherein connect through having shaft hole complex transmission structure between driving motor and the stirring sword, there is the improvement part in the design for transmission structure's degree of cooperation is not high, and food preparation machine operation in-process noise is great, and the shake degree is great in the current transmission structure.
SUMMERY OF THE UTILITY MODEL
The utility model aims at providing a transmission structure aims at promoting the cooperation precision of transmission shaft and connecting piece among the food preparation machine, and then reduces the noise in the food preparation machine use, promotes its stability.
In order to realize the above-mentioned purpose, the utility model provides a transmission structure is applied to food preparation machine, food preparation machine includes driving motor and the executive component who is connected with the driving motor transmission, transmission structure includes drive shaft and connecting piece, the drive shaft does driving motor's motor shaft perhaps the drive shaft with driving motor's motor shaft linkage, the connecting piece with executive component connects and links with it, wherein, the tip of drive shaft disposes the drive segment of location cylinder section and being connected with location cylinder section, the connecting piece is provided with the assembly groove, the assembly groove configuration is for drive groove and constant head tank, the drive groove with the drive segment cooperation installation, the constant head tank with location cylinder section cooperation installation.
The utility model discloses a set up to location cylinder section and drive section at the drive shaft, and be provided with drive groove and constant head tank with the assembly groove on the connecting piece, the coaxial cooperation of drive shaft and connecting piece is realized with the coaxial cooperation of constant head tank and location cylinder section, because the cylindrical outline machining precision of location cylinder section realizes easily, and the machining precision of the round hole of constant head tank also easily realizes, so, can be so that transmission structure among the food preparation machine has higher cooperation precision, and then reduced the noise in the food preparation machine use, and promoted connection structure's stability.
Optionally, the driving section comprises a driving groove having at least one abutting plane and an abutting arc surface, and the groove wall of the driving groove is formed with an abutting plane and an abutting arc surface respectively matched with the abutting plane and the abutting arc surface.
In this embodiment, the positioning is conveniently realized by arranging the leaning plane and the leaning plane, and in the driving process, the driving shaft and the driving groove can generate larger surface contact area through deformation by leaning against the cambered surface and leaning against the cambered surface, so that larger driving force can be realized, and the slippage is not easy to occur.
Optionally, the abutment planes are arranged in pairs; and/or the abutting cambered surfaces are arranged in pairs.
In this embodiment, the abutting cambered surfaces are arranged in pairs, so that the driving force is more stable and is not easy to slip.
Optionally, the drive section is located at an outer end of the drive shaft.
In this embodiment, the location of the drive segments at the outer end of the drive shaft may make the manufacturing process of the drive shaft easier.
Optionally, the axial length of the driving section is defined as a1, and the axial length of the driving groove is a2, wherein a1 > a 2.
In this embodiment, the axial length of drive section is greater than the axial length of drive groove, can be so that assembly and drive in-process, reserve certain deformation volume, then can not strike location cylinder section or constant head tank in the transmission process, and life is longer like this, and the structure is more firm.
Optionally, the positioning cylinder segment is defined to have an axial length b1 and the positioning slot has an axial length b2, wherein b1 > b 2.
In this embodiment, the axial length of location cylinder section is greater than the axial length of constant head tank for the drive shaft can not be strikeed to the tip of connecting piece in the transmission process, and life is longer like this, and the structure is more firm.
Optionally, the positioning cylinder segment has an axial length b1 and a diameter d1, wherein 0.25 < b1/d1 < 2.
In this embodiment, 0.25 < b1/d1 < 2, the structural strength is also large while ensuring the coaxial fitting accuracy.
Optionally, the positioning cylindrical section has a diameter larger than an outer diameter of the drive section.
In this embodiment, the fitting accuracy can be improved.
Optionally, the driving section and the driving groove are in clearance fit, and a distance between the abutting plane and the abutting plane is larger than a distance between the abutting arc surface and the abutting arc surface.
In this embodiment, the distance between the abutting cambered surface and the abutting cambered surface is smaller, so that the relative sliding degree between the driving shaft and the connecting piece in the driving process can be reduced, the noise is further reduced, and the shaking is reduced.
The utility model also provides a food preparation machine, include as above-mentioned transmission structure.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings needed to be used in the description of the embodiments or the prior art will be briefly described below, it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to the structures shown in the drawings without creative efforts.
Fig. 1 is a schematic cross-sectional view of a food processor according to an embodiment of the present invention;
FIG. 2 is an exploded view of the transmission of FIG. 1;
FIG. 3 is a cross-sectional structural schematic view of the transmission structure of FIG. 2;
FIG. 4 is a schematic perspective view of a connecting member of the transmission of FIG. 2;
fig. 5 is a side view of the drive shaft of the transmission of fig. 2.
The reference numbers illustrate:
| reference numerals | Name (R) | Reference numerals | Name (R) |
| 500 | Food |
2242 | Against the cambered |
| 300 | |
100 | |
| 200 | |
110 | |
| 210 | |
120 | |
| 220 | Connecting |
121 | |
| 221 | Connecting |
122 | |
| 222 | |
123 | |
| 223 | Locating |
1231 | |
| 224 | |
1232 | |
| 2241 | Against the plane |
The objects, features and advantages of the present invention will be further described with reference to the accompanying drawings.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative efforts belong to the protection scope of the present invention.
In the present application, unless expressly stated or limited otherwise, the terms "connected" and "fixed" are to be construed broadly, e.g., "fixed" may be fixedly connected or detachably connected, or integrally formed; can be mechanically or electrically connected; they may be directly connected or indirectly connected through intervening media, or they may be connected internally or in any other suitable relationship, unless expressly stated otherwise. The specific meaning of the above terms in the present invention can be understood according to specific situations by those skilled in the art.
In addition, descriptions in the present application as to "first", "second", and the like are for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicit to the number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include at least one such feature. In addition, the technical solutions in the embodiments may be combined with each other, but it must be based on the realization of those skilled in the art, and when the technical solutions are contradictory or cannot be realized, the combination of the technical solutions should not be considered to exist, and is not within the protection scope of the present invention.
Referring to fig. 1, the present invention provides a food processor 500, wherein the food processor 500 may be a wall breaking machine, a juice extractor, a soymilk maker, a noodle maker, etc., the food processor 500 shown in fig. 1 is a wall breaking machine, wherein the wall breaking machine includes a base assembly 100 and a stirring cup assembly 200 mounted on the base assembly 100, and a stirring knife is disposed in the stirring cup assembly 200 as an executing component. It will be appreciated that when the food processor 500 is a noodle maker, the actuator can be replaced with a paddle. A driving motor 110 is disposed in the base assembly 100, and a motor shaft of the driving motor 110 is drivingly connected to a knife shaft of the stirring knife assembly 210 by using a coupler as a connecting member 220. In the use, driving motor 110 is rotatory fast and through motor shaft, shaft coupling transmission to arbor, and at this in-process, cooperation between motor shaft and the shaft coupling will produce great influence to the performance of whole broken wall machine, and when motor shaft and shaft coupling cooperation are not good, the easy shake and abnormal sound that produce here, for this, the utility model discloses still improve and proposed a new transmission structure 300 in drive shaft 120 and shaft coupling department.
Referring to fig. 2 to 5, in an embodiment of the transmission structure 300 of the present invention, the transmission structure 300 includes a driving shaft 120 and a connecting member 220, the driving shaft 120 is a motor shaft of the driving motor 110 or the driving shaft 120 is linked with the motor shaft of the driving motor 110, the connecting member 220 is connected with an executing component and linked with the executing component, wherein the end of the driving shaft 120 is configured with a positioning cylindrical section 122 and a driving section 123 connected with the positioning cylindrical section 122, the connecting member 220 is provided with an assembling groove 222, the assembling groove 222 is configured with a driving groove 224 and a positioning groove 223, the driving groove 224 is installed in cooperation with the driving section 123, and the positioning groove 223 is installed in cooperation with the positioning cylindrical section 122.
The driving shaft 120 includes a main body segment 121, the positioning cylinder segment 122 and the driving segment 123 are located at an end of the main body segment 121, when the driving shaft 120 is a motor shaft, the main body segment 121 partially extends into the motor, a connecting head 221 is disposed at one side of the connecting member 220, and a fitting groove 222 is formed in the connecting head 221. The positioning cylindrical section 122 has a circumferential surface as the name implies, and the positioning groove 223 is installed in cooperation with the positioning cylindrical section 122, so that the groove wall surface of the positioning groove 223 is also the circumferential surface, and the driving section 123 of the present application is located at the outer end of the driving shaft 120, that is, the positioning cylindrical section 122 is located between the driving section 123 and the main body section 121. Because the transmission structure 300 of the present application mainly realizes the assembly precision with the cooperation of the positioning cylindrical section 122 and the positioning groove 223, and the driving section 123 and the driving groove 224 do not need to be designed with the assembly precision, the clamping process is easy in the processing and manufacturing process of the driving shaft 120, the manufacturing process can be simplified, and thus the production efficiency can be improved.
The utility model discloses a set up to location cylinder section 122 and drive section 123 at drive shaft 120, and be provided with drive groove 224 and constant head tank 223 with assembly groove 222 on the connecting piece 220, the coaxial cooperation of drive shaft 120 and connecting piece 220 is realized with the coaxial cooperation of constant head tank 223 and location cylinder section 122, because the cylindrical outline machining precision of location cylinder section 122 realizes easily, and the machining precision of the round hole of constant head tank 223 also easily realizes, so, can make transmission structure 300 in food preparation machine 500 have higher cooperation precision, and then reduced the noise in the food preparation machine 500 use, and connection structure's stability has been promoted.
The driver segment 123 includes a housing having at least one abutment plane 1231 and an abutment arc surface 1232, and the wall of the driver slot 224 is formed with an abutment plane 2241 and an abutment arc surface 2242 that cooperate with the abutment plane 1231 and the abutment arc surface 1232, respectively. Lean on plane 1231 and lean on plane 2241 through setting up and conveniently realize the location, make the driving in-process through leaning on cambered surface 1232 and leaning on cambered surface 2242, can produce bigger area of contact through the deformation of leaning on cambered surface 1232 and leaning on cambered surface 2242 between drive shaft 120 and the drive slot 224 to can have bigger drive power, and be difficult for skidding, the assembly structure is more firm.
The abutment planes 1231 are arranged in pairs; and/or the abutting arc surfaces 2242 are arranged in pairs. This application leans on plane 2241 to be provided with two, leans on cambered surface 2242 also to be provided with two, through will leaning on cambered surface 2242 and leaning on plane 2241 to set up in pairs can make the transmission in-process drive power more even, and the transmission in-process is difficult for skidding more. It will be appreciated that the illustrated driver segment 123 may also be provided with more abutment planes 1231 or abutment arcs 1232, even forming a splined configuration.
Further, referring to fig. 3, the axial length of the driving section 123 is defined as a1, and the axial length of the driving slot 224 is defined as a2, where a1 > a 2.
In this embodiment, the axial length of the driving section 123 is greater than the axial length of the driving groove 224, so that a certain deformation amount is reserved in the assembling and driving processes, and the positioning cylindrical section 122 or the positioning groove 223 is not impacted in the transmission process, so that the service life is longer, and the structure is more stable.
Further, an axial length of the positioning cylindrical section 122 is defined as b1, and an axial length of the positioning groove 223 is defined as b2, wherein b1 > b 2. Through, the axial length of location cylinder section 122 is greater than the axial length of constant head tank 223 for drive shaft 120 can not be strikeed to the tip of connecting piece 220 in the transmission process, and life is longer like this, and the structure is more firm.
Further, the axial length of the positioning cylinder section 122 is defined as b1, the diameter of the positioning cylinder section 122 is defined as d1, wherein 0.25 < b1/d1 < 2, 0.25 < b1/d1 < 2, and when the ratio of b1/d1 is less than 0.25, the length of the positioning cylinder section 122 is over-segmented, so that the driving shaft 120 is easy to swing axially in the transmission process, which is not favorable for improving the assembly precision and stability. When the ratio of b1/d1 is greater than 2, this location cylinder section 122 is too thin and long, then structural strength is not enough, produces the deformation easily in the transmission process, so also be favorable to promoting structural strength, and this application adopts 0.25 < b1/d1 < 2 then to have structural strength height, the high dual advantage of assembly precision concurrently.
In some embodiments, the diameter of the positioning cylindrical section 122 is greater than the outer diameter of the drive section 123. The advantage of this design is that the whole assembly between the driving shaft 120 and the connecting member 220 is achieved by the cooperation between the positioning cylindrical section 122 and the positioning groove 223, and the driving section 123 does not need to be designed with assembly precision, as can be seen from the above, so that the fitting precision can be improved, and further.
Further, the driving section 123 is in clearance fit with the driving slot 224, and the distance between the abutment plane 1231 and the abutment plane 2241 is larger than the distance between the abutment arc surface 1232 and the abutment arc surface 2242. This application is leaned on cambered surface 1232 and is leaned on the interval between cambered surface 2242 less, can reduce the transmission in-process, the relative slip degree between drive shaft 120 and the connecting piece 220, and then the noise abatement reduces the shake, wherein lean on plane 1231 and lean on the interval between the plane 2241 and can be less than or equal to 0.2 millimeter.
The above is only the optional embodiment of the present invention, and not the scope of the present invention is limited thereby, all the equivalent structure changes made by the contents of the specification and the drawings are utilized under the inventive concept of the present invention, or the direct/indirect application in other related technical fields is included in the patent protection scope of the present invention.
Claims (10)
1. A transmission structure is applied to a food processing machine, the food processing machine comprises a driving motor and an execution component in transmission connection with the driving motor, and the transmission structure is characterized by comprising a driving shaft and a connecting piece, wherein the driving shaft is a motor shaft of the driving motor or the driving shaft is in linkage with the motor shaft of the driving motor, the connecting piece is connected with the execution component and in linkage with the execution component, a positioning cylindrical section and a driving section connected with the positioning cylindrical section are arranged at the end part of the driving shaft, an assembling groove is formed in the connecting piece, the assembling groove is configured into a driving groove and a positioning groove, the driving groove is installed in a matched mode with the driving section, and the positioning groove is installed in a matched mode with the positioning cylindrical section.
2. The transmission structure as claimed in claim 1, wherein the driving segment includes a driving groove having at least one abutting plane and an abutting arc surface, and a groove wall of the driving groove is formed with an abutting plane and an abutting arc surface respectively engaged with the abutting plane and the abutting arc surface.
3. The transmission structure according to claim 2, wherein said abutment planes are arranged in pairs; and/or the abutting cambered surfaces are arranged in pairs.
4. The transmission structure of claim 1, wherein the drive section is located at an outer end of the drive shaft.
5. Transmission according to any of claims 1 to 4, wherein the axial length of the drive segments is defined as a1 and the axial length of the drive slots is defined as a2, wherein a1 > a 2.
6. The transmission structure according to any one of claims 1 to 4, characterized in that the axial length of said positioning cylindrical section is defined as b1 and the axial length of said positioning slot is defined as b2, wherein b1 > b 2.
7. Transmission according to any of claims 1 to 4, wherein the positioning cylinder segment is defined with an axial length b1 and a diameter d1, wherein 0.25 < b1/d1 < 2.
8. Transmission according to any of claims 1 to 4, wherein the positioning cylinder section has a diameter larger than the outer diameter of the drive section.
9. The transmission structure of claim 2, wherein the driving segment is in clearance fit with the driving slot, and the spacing between the abutment plane and the abutment plane is greater than the spacing between the abutment arc surface and the abutment arc surface.
10. A food processor comprising a transmission arrangement according to any one of claims 1 to 9.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020588244.7U CN212186261U (en) | 2020-04-17 | 2020-04-17 | Transmission structure and food processor |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020588244.7U CN212186261U (en) | 2020-04-17 | 2020-04-17 | Transmission structure and food processor |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN212186261U true CN212186261U (en) | 2020-12-22 |
Family
ID=73833238
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202020588244.7U Active CN212186261U (en) | 2020-04-17 | 2020-04-17 | Transmission structure and food processor |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN212186261U (en) |
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2020
- 2020-04-17 CN CN202020588244.7U patent/CN212186261U/en active Active
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