CN211901517U - Gear box of coffee machine - Google Patents
Gear box of coffee machine Download PDFInfo
- Publication number
- CN211901517U CN211901517U CN202020446936.8U CN202020446936U CN211901517U CN 211901517 U CN211901517 U CN 211901517U CN 202020446936 U CN202020446936 U CN 202020446936U CN 211901517 U CN211901517 U CN 211901517U
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- gear
- output shaft
- output
- coffee machine
- input
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- Apparatus For Making Beverages (AREA)
Abstract
The utility model discloses a coffee machine gear box, which comprises a transmission box shell, wherein a gear cavity is arranged on the transmission box shell, a corresponding gear cavity upper cover is arranged on the gear cavity, an output shaft is arranged in the gear cavity, an output gear is arranged on the output shaft, a metal gasket is arranged at the lower end of the output gear, the metal gasket replaces a pin to be clamped on the output shaft to drive the output shaft, a double flat position hole corresponding to the output shaft is arranged in the middle of the metal gasket, the two ends of the double-flat-position hole are provided with parallel clamping parts, compared with the common D-shaped hole on the market, the double-flat-position hole only has one end stressed, can have two ends stressed and is symmetrical with the output shaft, when the output gear rotates, the clamping parts at the two ends of the double-flat-position hole are fixed with the output shaft to drive the output shaft, the strength of the output shaft is high, high output torque can be obtained, and the coffee machine can be driven to work with better acceleration.
Description
Technical Field
The utility model relates to a gear box, in particular to a gear box of a coffee machine.
Background
The existing coffee machine gear box usually uses a pin to directly clamp the output shaft on the plastic gear, but the coffee machine gear box requires the output shaft to have larger output torque, and the strength of the output shaft arranged by the method is not enough.
Disclosure of Invention
In order to overcome the defects of the prior art, the utility model provides a coffee machine gear box with high strength.
The utility model provides a technical scheme that its technical problem adopted is:
the utility model provides a coffee machine gear box, includes the transmission case casing, be provided with the gear chamber on the transmission case casing, be provided with the gear chamber upper cover that corresponds on the gear chamber, the gear intracavity is provided with an output shaft, install output gear on the output shaft, the output gear lower extreme is provided with a metal packing ring, be provided with in the middle of the metal packing ring one with the two flat position holes that the output shaft corresponds, the both ends in two flat position holes are provided with parallel block portion.
The metal washer is circumferentially provided with a plurality of gear fixing holes, the lower end of the output gear is provided with a plurality of fixing columns corresponding to the gear fixing holes, and the metal washer and the output gear are fixed through the gear fixing holes and the fixing columns.
The output gear upper end from supreme down have set gradually with output shaft connection's graphite gasket, jump ring and first gasket, the output shaft lower extreme is provided with the second gasket.
An output through hole is formed in the gear cavity, an output shaft copper sleeve is arranged in the output through hole, and the output shaft is movably connected with the output shaft copper sleeve.
The output gear is meshed with an input gear, an input shaft is fixed in the gear cavity, the input gear is movably connected with the input shaft, and input gaskets are arranged at the upper end and the lower end of the input gear.
The utility model has the advantages that: the utility model discloses use metal packing ring to replace pin card drive output shaft on the output shaft, and adopt two flat position holes and output shaft to be connected in the middle of the metal packing ring, the both ends in two flat position holes are parallel block portion, only one end atress is compared in common D type hole on the market, two flat position holes can both ends atress and with the output shaft symmetry, output gear is in the rotation, the block portion at two flat position hole both ends is fixed with the output shaft, drive output shaft, make output shaft intensity great, can obtain great output torque, obtain better acceleration nature drive coffee machine work.
Drawings
The present invention will be further explained with reference to the drawings and examples.
Fig. 1 is an exploded view of the present invention;
fig. 2 is a schematic view of a metal gasket of the present invention;
fig. 3 is a partially exploded view of the present invention;
fig. 4 is a schematic structural diagram of the present invention;
fig. 5 is a bottom view of the present invention.
Detailed Description
Referring to fig. 1 to 5, a coffee machine gear box, includes transmission housing 1, be provided with gear chamber 2 on the transmission housing 1, be provided with corresponding gear chamber upper cover 3 on the gear chamber 2, be provided with a plurality of bolt seats on the gear chamber 2, be provided with on the gear chamber upper cover 3 and correspond the bolt through-hole of bolt seat, gear chamber 2 passes through bolted connection with gear chamber upper cover 3 bolt seat and bolt through-hole are fixed, be provided with an output shaft 4 in the gear chamber 2, install output gear 5 on the output shaft 4, output gear 5 is the plastic gear, output gear 5 lower extreme is provided with a metal packing ring 6, be provided with in the middle of the metal packing ring 6 one with the two flat hole 7 that output shaft 4 corresponds, the both ends of two flat hole 7 are provided with parallel block portion 8.
In this embodiment, the metal washer 6 is used to replace a pin to be clamped on the output shaft 4 to drive the output shaft 4, the metal washer 6 is connected with the output shaft 4 through the double-flat-position hole 7, the two ends of the double-flat-position hole 7 are parallel clamping portions 8, compared with a common D-shaped hole on the market, only one end of the double-flat-position hole is stressed, the stress direction is single and is asymmetric to the output shaft, the double-flat-position hole 7 can be stressed at two ends and is symmetric to two ends of the output shaft 4, when the output gear 5 rotates, the clamping portions 8 at two ends of the double-flat-position hole 7 are fixed to the output shaft 4 to drive the output shaft 4, so that the output shaft 4 has high strength, a high output torque can be obtained, and the coffee maker can be driven to work with high acceleration.
The metal gasket 6 is circumferentially provided with a plurality of gear fixing holes 9, the lower end of the output gear 5 is provided with a plurality of fixing columns 10 corresponding to the gear fixing holes 9, the number of the fixing columns 10 is half or more than the number of the gear fixing holes 9, and the metal gasket 6 and the output gear 5 are fixed through the gear fixing holes 9 and the fixing columns 10.
The upper end of the output gear 5 is sequentially provided with a graphite gasket 11, a clamp spring 12 and a first gasket 13 which are connected with the output shaft 4 from bottom to top, the lower end of the output shaft 4 is provided with a second gasket 14, and compared with common screw installation, the clamp spring 12 is more convenient to install.
An output through hole 15 is formed in the gear cavity 2, an output shaft copper sleeve 16 is arranged in the output through hole 15, and the output shaft 4 is movably connected with the output shaft copper sleeve 16.
The output gear 5 is engaged with an input gear 17, the input gear 17 is a plastic gear, the input gear 17 is a stepped gear which descends towards the gear cavity 2, the output gear 5 is engaged with the upper part of the output gear 17 (namely, the upper stepped part of the stepped gear), an input shaft 18 is fixed in the gear cavity 2, the input gear 17 is movably connected with the input shaft 18, and the upper end and the lower end of the input gear 17 are both provided with input gaskets 19.
The coffee maker is characterized in that a motor cavity 20 is formed in the outer side face of the transmission case 1, a plurality of motor mounting holes are formed in the motor cavity 20, a mounting cavity 22 is formed in the other end, corresponding to the output gear 5, of the transmission case 1, a plurality of mounting holes 21 are circumferentially formed in the mounting cavity 22, and the transmission case 1 is mounted in the coffee maker through bolts and the mounting holes 21.
The above embodiments do not limit the scope of the present invention, and those skilled in the art can make equivalent modifications and variations without departing from the overall concept of the present invention.
Claims (5)
1. The utility model provides a coffee machine gear box, includes transmission case casing (1), be provided with gear chamber (2) on transmission case casing (1), be provided with corresponding gear chamber upper cover (3) on gear chamber (2), its characterized in that be provided with an output shaft (4) in gear chamber (2), install output gear (5) on output shaft (4), output gear (5) lower extreme is provided with a metal packing ring (6), be provided with one in the middle of metal packing ring (6) with two flat position holes (7) that output shaft (4) correspond, the both ends of two flat position holes (7) are provided with parallel block portion (8).
2. The gearbox of the coffee machine according to claim 1, characterized in that the metal washer (6) is circumferentially provided with a plurality of gear fixing holes (9), the lower end of the output gear (5) is provided with a plurality of fixing columns (10) corresponding to the gear fixing holes (9), and the metal washer (6) and the output gear (5) are fixed through the gear fixing holes (9) and the fixing columns (10).
3. The coffee machine gearbox according to claim 1, characterized in that a graphite gasket (11), a clamp spring (12) and a first gasket (13) connected with the output shaft (4) are sequentially arranged at the upper end of the output gear (5) from bottom to top, and a second gasket (14) is arranged at the lower end of the output shaft (4).
4. The coffee machine gearbox according to claim 1, characterized in that the gear cavity (2) is provided with an output through hole (15), an output shaft copper sleeve (16) is arranged in the output through hole (15), and the output shaft (4) is movably connected with the output shaft copper sleeve (16).
5. The gearbox of the coffee machine according to claim 1, characterized in that the output gear (5) is engaged with an input gear (17), an input shaft (18) is fixed in the gear cavity (2), the input gear (17) is movably connected with the input shaft (18), and the input gear (17) is provided with input pads (19) at the upper end and the lower end.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020446936.8U CN211901517U (en) | 2020-03-31 | 2020-03-31 | Gear box of coffee machine |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020446936.8U CN211901517U (en) | 2020-03-31 | 2020-03-31 | Gear box of coffee machine |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN211901517U true CN211901517U (en) | 2020-11-10 |
Family
ID=73274924
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202020446936.8U Active CN211901517U (en) | 2020-03-31 | 2020-03-31 | Gear box of coffee machine |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN211901517U (en) |
-
2020
- 2020-03-31 CN CN202020446936.8U patent/CN211901517U/en active Active
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