CN220320263U - Bean grinder motor reduction gearbox - Google Patents
Bean grinder motor reduction gearbox Download PDFInfo
- Publication number
- CN220320263U CN220320263U CN202322051108.0U CN202322051108U CN220320263U CN 220320263 U CN220320263 U CN 220320263U CN 202322051108 U CN202322051108 U CN 202322051108U CN 220320263 U CN220320263 U CN 220320263U
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- bean grinder
- grinder motor
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- stage planetary
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- 244000046052 Phaseolus vulgaris Species 0.000 title claims abstract description 53
- 235000010627 Phaseolus vulgaris Nutrition 0.000 title claims abstract description 53
- 230000009467 reduction Effects 0.000 title claims abstract description 46
- 239000002184 metal Substances 0.000 claims description 2
- 239000007769 metal material Substances 0.000 claims description 2
- 239000003638 chemical reducing agent Substances 0.000 abstract description 4
- 239000003921 oil Substances 0.000 description 7
- 239000010687 lubricating oil Substances 0.000 description 6
- 238000003860 storage Methods 0.000 description 6
- 235000013305 food Nutrition 0.000 description 5
- 239000000843 powder Substances 0.000 description 4
- 238000010586 diagram Methods 0.000 description 2
- 239000012535 impurity Substances 0.000 description 2
- 241000533293 Sesbania emerus Species 0.000 description 1
- 238000010521 absorption reaction Methods 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000005540 biological transmission Effects 0.000 description 1
- 230000015572 biosynthetic process Effects 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 235000013312 flour Nutrition 0.000 description 1
- 230000036541 health Effects 0.000 description 1
- 235000013402 health food Nutrition 0.000 description 1
- 230000006872 improvement Effects 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 238000005461 lubrication Methods 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 230000021715 photosynthesis, light harvesting Effects 0.000 description 1
- 230000008569 process Effects 0.000 description 1
- 230000035939 shock Effects 0.000 description 1
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Abstract
The utility model discloses a bean grinder motor reduction box, which comprises a bean grinder motor, a three-stage sun gear disk, a three-stage planetary gear base, a duplex gear, a two-stage planetary pinion, a three-stage planetary pinion, a shell gear ring and a reduction box connecting base arranged at the output end side of the bean grinder motor, wherein only one duplex gear is fixedly arranged on the reduction box connecting base through a gear positioning shaft corresponding to the duplex gear. The speed reducer of the bean grinder can effectively reduce the running noise of the speed reducer of the bean grinder, improve the normal use experience of people on the bean grinder, and has the advantages of compact structure, few parts, small volume and large torque.
Description
Technical Field
The utility model relates to a bean grinder, in particular to a bean grinder motor reduction gearbox used on the bean grinder.
Background
With the improvement and pursuit of the life quality of people and the worry about the health and safety of the market buying of ready-made powder food products, people tend to make health foods such as ground coffee, bean powder and the like by themselves more like the above; in addition, when coffee beans, bean foods or other foods are ground into powder so as to be further brewed, drunk, or made for eating, a bean grinder (or called a flour mill or a grinding machine) is required to be used for grinding into powder. The speed reduction box of the bean grinder motor is used as an important power driving key component in bean grinder products, and the bean grinder motor usually uses the speed reduction box as a transmission part of the driving motor so that the driving motor can output proper rotating speed. The existing reduction gearbox comprises a grading planetary gear, a shell and an inner gear ring which is meshed with the gear, wherein the inner gear ring is correspondingly and rotatably arranged in a containing cavity formed in the shell; in the working process of the reduction gearbox, the existing reduction gearbox is in the same reduction ratio design, large noise is generated, the product size is large, and the normal use experience of people on the bean grinder is affected.
The patent number ZL202222946472.9 with the publication date of 2023, 6 and 9 discloses a reduction gearbox for a food processing machine, which comprises a bracket, a shell and a duplex gear rotationally connected to the bracket, wherein the bracket is arranged in a containing cavity formed in the shell, an inner gear ring meshed with the duplex gear is arranged on the inner wall of the shell, an oil storage hole is formed in the end face of the duplex gear, and the distance between the oil storage hole and the tooth root of the duplex gear is smaller than the distance between the oil storage hole and the center of the duplex gear, so that lubricating oil in the oil storage hole is thrown out to the meshing position along with the rotation of the duplex gear. The application provides a reducing gear box for food processor can solve current reducing gear box lubrication effect when the operation poor, and the gear produces the problem of great noise owing to wearing and tearing. The scheme solves the problem of larger noise to a certain extent, however, the oil storage hole is added, the noise is reduced by throwing out the lubricating oil in the oil storage hole along with the rotation of the duplex gear to the engagement position, the influence of the lubricating oil on the noise is related to the purity degree of the lubricating oil such as impurities or the like, and the phenomenon that the resistance is increased, the noise is reduced firstly again and the like due to factors such as impurity formation or oil exhaustion of the lubricating oil after the lubricating oil is used for a long time is also caused by the reduction of the noise defect.
Disclosure of Invention
The utility model provides the speed reducing box of the bean grinder motor, which can effectively reduce the running noise of the speed reducing box of the bean grinder motor, improve the normal use experience of people on the bean grinder and has a compact structure, and solves the problems that the speed reducing box of the existing bean grinder motor generates larger noise and has larger product volume in the same speed reducing ratio design, and the normal use experience of people on the bean grinder is affected.
The utility model adopts the concrete technical scheme for solving the technical problems that: the utility model provides a motor reduction box of bean grinder, includes the motor of the bean grinder, tertiary sun gear dish, tertiary planetary gear base, duplex gear, second grade planetary pinion, tertiary planetary pinion, shell gear circle and locates the reduction box connection base of bean grinder motor output side of constituteing the motor reduction box, its characterized in that: only one duplex gear is fixedly arranged on the connecting base of the reduction gearbox through a gear positioning shaft corresponding to the duplex gear. The number of gear parts which are matched and installed and connected with the reduction gearbox connecting base is reduced, the running noise of the reduction gearbox of the bean grinder motor can be effectively reduced, the normal use experience of people to the bean grinder is improved, and the structure is compact.
Preferably, the three-stage planetary gear base, the three-stage sun gear disk and the planetary pinion positioning columns for installing and positioning the planetary pinions are all of metal material structures, and the three-stage planetary pinions and the two-stage planetary pinions are respectively and directly connected and arranged on the three-stage planetary gear base and the three-stage sun gear disk through the planetary pinion positioning columns corresponding to the three-stage planetary pinions and the two-stage planetary pinions. The installation connection structure is simple, reliable and compact, the use is stable and reliable, and the whole volume of the reduction gearbox is reduced.
Preferably, the duplicate gear and the motor gear of the bean grinder motor are both of plastic helical gear structures. Reducing the running noise of the reduction gearbox.
Preferably, the three-stage planetary pinion gear uses a metallic gear structure. The mechanical strength of operation is ensured in operation with large torque force.
Preferably, the reduction gearbox connecting base, the three-stage sun gear disk, the three-stage planetary gear base, the duplex gear, the two-stage planetary pinion and the three-stage planetary pinion are integrally and fixedly connected together at the axial center by using a main positioning shaft. The gear shaking performance during the working operation of the reduction gearbox is reduced, the operation noise is reduced, and the working operation stability of the reduction gearbox is improved.
Preferably, the housing gear ring uses a plastic gear ring structure. The noise of the inner gear ring is reduced, and the manufacturing cost of the product is reduced.
Preferably, an axial eccentric structure is adopted between the axial center of the gear positioning shaft and the central shaft of the bean grinder motor. The energy dissipation and shock absorption reduce the working and running noise of the reduction gearbox.
The beneficial effects of the utility model are as follows: the speed reducer of the bean grinder can effectively reduce the running noise of the speed reducer of the bean grinder, improve the normal use experience of people on the bean grinder, and has the advantages of compact structure, few parts, small volume and large torque.
Description of the drawings:
the utility model is described in further detail below with reference to the drawings and the detailed description.
Fig. 1 is a schematic sectional view of the motor reduction gearbox of the bean grinder of the present utility model.
Fig. 2 is a schematic diagram of a three-dimensional structure of a reduction gearbox of a bean grinder motor according to the present utility model.
Fig. 3 is a schematic diagram of an exploded structure of the motor reduction gearbox of the bean grinder of the present utility model.
Detailed Description
In the embodiment shown in fig. 1, 2 and 3, a motor reduction gearbox of a bean grinder comprises a bean grinder motor 10, a three-stage sun gear disk 60, a three-stage planetary gear base 90, a duplex gear 30, a two-stage planetary pinion 70, a three-stage planetary pinion 80, a shell gear ring 12 and a reduction gearbox connecting base 20 which are installed and connected on the output end side of the bean grinder motor 10, wherein only one duplex gear 30 is installed, connected and fixedly arranged on the reduction gearbox connecting base 20 through a gear positioning shaft 31 corresponding to the duplex gear 30. The three-stage planetary gear base 90, the three-stage sun gear disk 60 and the planetary pinion positioning columns for installing and positioning the planetary pinions are all made of metal, the planetary pinions comprise a second-stage planetary pinion 70 and a third-stage planetary pinion 80, and the third-stage planetary pinion 80 and the second-stage planetary pinion 70 are respectively and directly connected and arranged on the three-stage planetary base 90 and the three-stage sun gear disk 60 through the planetary pinion positioning columns respectively corresponding to the planetary pinions. The planet wheel positioning column 61 is arranged on one side of the three-stage sun gear disk 60, which is opposite to the three-stage planet base 90, in an extending protruding connection mode, and an eccentric positioning column structure is arranged between the axial center line of the planet wheel positioning column 61 and the axial center line of the three-stage sun gear disk 60. The duplicate gear 30 and the motor gear of the bean grinder motor 10 are both of plastic helical gear structures. The tertiary planet pinion 80 uses a metallic gear structure. The three-stage planetary pinion is directly arranged on the three-stage planetary base 90 and the three-stage sun gear disk 60, and is simple and reliable. The reduction gearbox connection base 20, the tertiary sun gear disk 60, the tertiary planetary gear base 90, the double gear 30, the secondary planetary pinion 70 and the tertiary planetary pinion 80 are integrally and fixedly connected together at the axial center using the main positioning shaft 50. The connecting base 20 of the reduction gearbox is provided with a positioning groove for positioning and limiting the main positioning shaft 50 at the connecting position of the main positioning shaft 50, and a positioning block 21 is arranged in the positioning groove. The secondary planet pinions 70 and the tertiary planet pinions 80 are each employed in a number of 3 (see fig. 3).
The housing gear ring 12 is of a plastic gear ring structure. An axial eccentric structure is adopted between the axial center of the gear positioning shaft 31 and the central shaft of the bean grinder motor. The outer end of the motor output shaft of the bean grinder 10 is provided with a primary sun gear 11, a primary internal gear ring 40 is arranged at the position between the reduction gearbox connecting base 20 and the tertiary sun gear disk 60 in a connecting way, and a secondary sun gear 41 is arranged on the primary internal gear ring 40. The primary internal gear ring 40 is installed and arranged at a position between the reduction gearbox connecting base 20 and the tertiary sun gear disk 60 through the main positioning shaft 50.
In the description of the positional relationship of the present utility model, the terms such as "inner", "outer", "upper", "lower", "left", "right", and the like, which indicate an orientation or positional relationship based on that shown in the drawings, are merely for convenience of description of the embodiments and for simplification of the description, and do not indicate or imply that the apparatus or element in question must have a specific orientation, be constructed and operated in a specific orientation, and thus are not to be construed as limiting the present utility model.
The foregoing and construction describes the basic principles, principal features and advantages of the present utility model product, as will be appreciated by those skilled in the art. The foregoing examples and description are provided to illustrate the principles of the utility model and to provide various changes and modifications without departing from the spirit and scope of the utility model as defined by the appended claims. The scope of the utility model is defined by the appended claims and equivalents thereof.
Claims (7)
1. The utility model provides a bean grinder motor reduction box, includes that the connection constitutes bean grinder motor, tertiary sun gear dish, tertiary planetary gear base, duplex gear, second grade planetary pinion, tertiary planetary pinion, shell gear circle and locates the reduction box connection base of bean grinder motor output side, its characterized in that: only one duplex gear is fixedly arranged on the connecting base of the reduction gearbox through a gear positioning shaft corresponding to the duplex gear.
2. The bean grinder motor reduction box according to claim 1, wherein: the three-stage planetary gear base, the three-stage sun gear disc and the planetary pinion positioning columns for installing and positioning the planetary pinions are all of metal material structures, and the three-stage planetary pinions and the two-stage planetary pinions are respectively and directly connected and arranged on the three-stage planetary gear base and the three-stage sun gear disc through the planetary pinion positioning columns corresponding to the three-stage planetary pinions and the two-stage planetary pinions.
3. The bean grinder motor reduction box according to claim 1, wherein: the double gear and the motor gear of the bean grinder motor are both of plastic helical gear structures.
4. A bean grinder motor reduction gearbox according to claim 1 or 2, characterized in that: the three-stage planetary pinion adopts a metal gear structure.
5. The bean grinder motor reduction box according to claim 1, wherein: the reduction gearbox connecting base, the three-stage sun gear disc, the three-stage planetary gear base, the duplex gear, the two-stage planetary pinion and the three-stage planetary pinion are integrally and fixedly connected together at the axial center by using a main positioning shaft.
6. The bean grinder motor reduction box according to claim 1, wherein: the shell gear ring adopts a plastic gear ring structure.
7. The bean grinder motor reduction box according to claim 1, wherein: an axial eccentric structure is adopted between the axial center of the gear positioning shaft and the central shaft of the bean grinder motor.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322051108.0U CN220320263U (en) | 2023-08-01 | 2023-08-01 | Bean grinder motor reduction gearbox |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322051108.0U CN220320263U (en) | 2023-08-01 | 2023-08-01 | Bean grinder motor reduction gearbox |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN220320263U true CN220320263U (en) | 2024-01-09 |
Family
ID=89415318
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202322051108.0U Active CN220320263U (en) | 2023-08-01 | 2023-08-01 | Bean grinder motor reduction gearbox |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN220320263U (en) |
-
2023
- 2023-08-01 CN CN202322051108.0U patent/CN220320263U/en active Active
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