CN218195321U

CN218195321U - Double-output driving mechanism and cutting device with same

Info

Publication number: CN218195321U
Application number: CN202222806944.0U
Authority: CN
Inventors: 肖飞; 陈小飞; 管伊尔
Original assignee: Wenzhou Shili Technology Co ltd
Current assignee: Wenzhou Shili Technology Co ltd
Priority date: 2022-10-24
Filing date: 2022-10-24
Publication date: 2023-01-03
Anticipated expiration: 2032-10-24

Abstract

The utility model discloses a double-output driving mechanism and a cutting device with the same, comprising a transmission shaft, a motor for driving the transmission shaft and a planetary gear set, wherein the planetary gear set comprises an inner gear ring, a central gear matched with the transmission shaft in a linkage way and a planet carrier arranged on the transmission shaft; the utility model also provides a cutting device of having above-mentioned dual output actuating mechanism. The utility model has the advantages of reasonable design, through setting up planetary gear set for the transmission shaft can drive the tool bit holder again and rotate when realizing the blade cutting, improves cutting device and operates cutting device when to the cutting efficiency of hair, the user of being convenient for again.

Description

Double-output driving mechanism and cutting device with same

Technical Field

The utility model relates to a mechanical transmission technical field, more specifically say, relate to a dual output actuating mechanism.

Background

In the prior art, the cutting device for hair, such as optical pick-up, shaver, and nose hair trimmer, the blade for cutting is usually driven by a driving assembly including a motor and a transmission shaft. And along with the user has the demand of further practicality function to above-mentioned cutting device product and constantly improves, if can pass through drive assembly's structural design for when both realizing the blade cutting, can realize the rotation that is used for the mount pad of installation blade (being cutting device's tool bit seat) again through same drive assembly, so can improve the cutting efficiency to the hair, convenience of customers operates better when using the product again, can also play the effect of carrying to laminating in the hair of skin.

Disclosure of Invention

The utility model overcomes prior art's is not enough, provides a dual output actuating mechanism, its simple structure, and reasonable in design is through setting up planetary gear set for the transmission shaft can drive the tool bit seat again and rotate when realizing the blade cutting, improves cutting device and operates cutting device when to the cutting efficiency of hair, the user of being convenient for again.

In order to achieve the above purpose, the utility model provides a following technical scheme:

a double-output driving mechanism comprises a transmission shaft, a motor for driving the transmission shaft and a planetary gear set, wherein the planetary gear set comprises an inner gear ring, a central gear matched with the transmission shaft in a linkage mode and a planetary carrier arranged on the transmission shaft, at least two planetary gears meshed with the central gear and the inner gear ring are arranged on the planetary carrier, and a tool bit seat is connected onto the planetary carrier.

Preferably, the transmission shaft and the output shaft of the motor are the same shaft.

Preferably, the transmission shaft and the output shaft of the motor are two independent shafts, and at least two transmission gears are arranged between the two shafts.

Preferably, the planet carrier is provided with two groups, and the tool bit seat is arranged on the planet carrier far away from the direction of the motor.

Preferably, the planet carrier is provided with a connecting part for connecting the tool bit seat.

Preferably, the connecting part is sleeved with a bearing, and the bearing is positioned between the connecting part and the inner gear ring.

The utility model also provides a cutting device with above-mentioned dual output actuating mechanism, cutting device include the casing, locate button on the casing, locate circuit board and battery in the casing, in the casing was located to the motor, ring gear fixed mounting was provided with cutting assembly in the casing on the tool bit seat in the casing, and the transmission shaft drives the motion of cutting assembly.

Preferably, the cutting assembly comprises a cutting power shaft connected with the transmission shaft, a cutting transmission unit driven by the cutting power shaft, a fixed knife arranged on the knife head seat, and a movable knife which is driven by the cutting transmission unit and can move relative to the fixed knife to cut hair.

Preferably, the cutting transmission unit comprises a cutting center tooth connected with the cutting power shaft, the cutting center tooth is directly or indirectly connected with the cutting power tooth, and the cutting power tooth drives the cutter to rotate.

Preferably, the cutting transmission unit comprises a hinged seat connected with the cutting power shaft, the hinged seat is rotatably arranged on the tool bit seat, a swing rod is rotatably arranged on the hinged seat, and the swing rod is connected with the movable tool and drives the movable tool to move linearly relative to the fixed tool.

The utility model has the advantages that:

the utility model discloses a dual output actuating mechanism and have this dual output actuating mechanism's cutting device, structural design is reasonable, through setting up planetary gear set for the transmission shaft can drive the tool bit seat again and rotate when realizing the cutting of blade, improves cutting device and operates cutting device when to the cutting efficiency of hair, and the user of being convenient for again.

Drawings

Fig. 1 is a schematic structural diagram of a dual output driving mechanism according to an embodiment of the present invention;

fig. 2 is a schematic structural view of the dual output driving mechanism of an embodiment of the present invention, in which the tool bit seat and the inner gear ring are removed;

fig. 3 is a schematic structural view of a dual output driving mechanism according to an embodiment of the present invention, wherein the dual output driving mechanism reflects a bearing sleeve disposed on the connecting portion;

fig. 4 is a schematic structural diagram of a dual output driving mechanism reflecting a planetary gear set according to an embodiment of the present invention;

fig. 5 is a schematic structural diagram of a dual output driving mechanism reflecting an inner gear ring according to an embodiment of the present invention;

fig. 6 is a schematic structural diagram of a dual output driving mechanism reflecting a planet carrier with a connecting portion according to an embodiment of the present invention;

fig. 7 is a schematic structural view of a dual output driving mechanism reflecting a tool tip seat according to an embodiment of the present invention;

FIG. 8 shows another embodiment of the present invention the structural schematic diagram of the dual-output driving mechanism of (1);

fig. 9 is a schematic structural diagram of a cutting device according to an embodiment of the present invention;

FIG. 10 is a schematic view of the interior of the housing according to an embodiment of the present invention;

FIG. 11 is a schematic view of a housing according to an embodiment of the present invention;

FIG. 12 is a schematic view of a cutting assembly according to an embodiment of the present invention;

fig. 13 is a schematic structural view of a cutting device according to another embodiment of the present invention;

FIG. 14 is a schematic view of the interior of the housing according to another embodiment of the present invention;

FIG. 15 is a schematic view of another embodiment of the present invention reflecting the removal of the housing;

fig. 16 is a schematic view showing a structure of a cutting assembly according to another embodiment of the present invention.

In the figure: 1. a motor; 11. an output shaft; 2. a drive shaft; 3. an inner gear ring; 4. a planetary gear set; 41. a sun gear; 42. a planet carrier; 43. a planetary gear; 5. a tool bit seat; 6. a transmission gear; 7. a connecting portion; 71. a bearing; 8. a housing; 81. a button; 82. a circuit board; 83. a battery; 9. a cutting assembly; 91. cutting the power shaft; 92. a cutting transmission unit; 921. cutting the central tooth; 922. cutting the power teeth; 923. a hinged seat; 924. a swing rod; 93. fixing a cutter; 94. and (6) moving the knife.

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 work belong to the protection scope of the present invention.

As shown in fig. 1-8, a dual-output driving mechanism comprises a transmission shaft 2, a motor 1 for driving the transmission shaft 2, and a planetary gear set 4, wherein the planetary gear set 4 comprises an inner gear ring 3, a sun gear 41 in linkage fit with the transmission shaft 2, and a planet carrier 42 arranged on the transmission shaft 2, at least two planetary gears 43 engaged with the sun gear 41 and the inner gear ring 3 are arranged on the planet carrier 42, and a tool bit holder 5 is connected to the planet carrier 42; the transmission shaft 2 and the output shaft 11 of the motor 1 are the same shaft; the transmission shaft 2 and the output shaft 11 of the motor 1 are two independent shafts, and at least two transmission gears 6 are arranged between the two shafts; the planet carrier 42 is provided with two groups, and the tool bit seat 5 is arranged on the planet carrier 42 far away from the motor 1; the planet carrier 42 is provided with a connecting part 7 for connecting the tool bit seat 5; the connecting part 7 is sleeved with a bearing 71, and the bearing 71 is positioned between the connecting part 7 and the inner gear ring 3.

Through adopting above-mentioned technical scheme the utility model discloses in, the concrete difference of two embodiments lies in that transmission shaft 2 and motor 1's output shaft 11 is not same axle, when two axles are not same axle, just need set up two at least drive gear 6 between two axles and carry out the transmission, and wherein, transmission shaft 2 is used for driving the blade and cuts the action. And planet carrier 42 preferably sets up to two sets, is equipped with three planetary gear 43 on every planet carrier 42, and during concrete action, motor 1 can direct or indirect point drive transmission shaft 2 and rotate, and transmission shaft 2 drives sun gear 41 and rotates, and sun gear 41 drives planetary gear 43 and rotates, because planetary gear 43 and ring gear 3's cooperation, planetary gear 43 will revolve round again when the rotation to drive planet carrier 42 and rotate. Since the planet carrier 42 on the side far away from the motor 1 is provided with the tool bit seat 5, the rotation of the planet carrier 42 drives the tool bit seat 5 to rotate, so that the tool bit seat 5 can rotate while the cutting action of the blade is realized. The planet carrier 42 is provided with a connecting portion 7, the tool bit seat 5 can be inserted into or fastened with the connecting portion 7, and only the tool bit seat 5 and the planet carrier 42 are in linkage fit.

As shown in fig. 9-16, the utility model also provides a cutting device with the above-mentioned dual output driving mechanism, the cutting device includes a housing 8, a button 81 arranged on the housing 8, a circuit board 82 and a battery 83 arranged in the housing 8, a motor 1 arranged in the housing 8, an inner gear ring 3 fixedly mounted on the housing 8, a cutting assembly 9 arranged on a tool bit holder 5, a transmission shaft 2 driving the cutting assembly 9 to move; the cutting assembly 9 comprises a cutting power shaft 91 connected with the transmission shaft 2, a cutting transmission unit 92 driven by the cutting power shaft 91, a fixed knife 93 arranged on the knife head seat 5 and a movable knife 94 which is driven by the cutting transmission unit 92 and can move relative to the fixed knife 93 to cut hair; the cutting transmission unit 92 comprises a cutting center tooth 921 connected with the cutting power shaft 91, the cutting center tooth 921 is directly or indirectly connected with a cutting power tooth 922, and the cutting power tooth 922 drives the movable knife 94 to rotate; the cutting transmission unit 92 comprises an articulated seat 923 connected with the cutting power shaft 91, the articulated seat 923 is rotatably arranged on the tool bit seat 5, an oscillating bar 924 is rotatably arranged on the articulated seat 923, and the oscillating bar 924 is connected with the movable tool 94 and drives the movable tool 94 to move linearly relative to the fixed tool 93.

Through adopting above-mentioned technical scheme the utility model discloses in, the cutting device of one of them embodiment specifically is the shaven head machine, wherein is provided with seven tool bits on the tool bit seat 5 of this shaven head machine, and the tool bit that sets up other quantity of course also should cover the utility model discloses an in-range, and the realization of this shaven head machine cutting action is: the hair can be cut by rotating the movable knife 94 relative to the fixed knife 93 (namely the knife net); moreover, the head base 5 of the optical pick-up machine can also rotate, so that the hair attached to the skin can be cut, namely the hair is not vertical or inclined relative to the skin, and the hair can be lifted and has better cutting effect. Yet another specific embodiment is a vibrissa cutter, and the vibrissa cutter cutting action is realized as follows: the hair can be cut by sliding the movable blade 94 relative to the stationary blade 93 and moving the movable blade linearly. And wherein, through being provided with dual output actuating mechanism, can realize the rotation of tool bit seat 5 again when realizing the cutting action of tool bit. In the optical head, the drive shaft 2 and the output shaft 11 of the motor 1 are not the same shaft, but the drive shaft 2 and the output shaft 11 of the motor 1 are the same shaft in the vibrissa cutter.

The above, only be the concrete implementation of the preferred embodiment of the present invention, but the protection scope of the present invention is not limited thereto, and any person skilled in the art is in the technical scope of the present invention, according to the technical solution of the present invention and the utility model, the concept of which is equivalent to replace or change, should be covered within the protection scope of the present invention.

Claims

1. A double-output driving mechanism comprises a transmission shaft and a motor for driving the transmission shaft, and is characterized by further comprising a planetary gear set, wherein the planetary gear set comprises an inner gear ring, a central gear matched with the transmission shaft in a linkage mode and a planet carrier arranged on the transmission shaft, at least two planetary gears meshed with the central gear and the inner gear ring are arranged on the planet carrier, and a tool bit seat is connected to the planet carrier.

2. The dual output drive mechanism of claim 1, wherein the drive shaft and the output shaft of the motor are the same shaft.

3. The dual output drive mechanism of claim 1, wherein the drive shaft and the output shaft of the motor are two separate shafts with at least two drive gears disposed therebetween.

4. A dual output drive mechanism according to claim 1, 2 or 3, wherein the planet carrier is provided in two sets, and the tool bit carrier is mounted on the planet carrier away from the motor.

5. The dual-output driving mechanism as claimed in claim 4, wherein the planet carrier has a connecting portion for connecting the tool bit holder, and the connecting portion is connected or fastened to the tool bit holder.

6. The dual output drive mechanism of claim 5, wherein the connecting portion is sleeved with a bearing, and the bearing is located between the connecting portion and the inner gear ring.

7. The cutting device with the double-output driving mechanism as claimed in claim 1, wherein the cutting device comprises a housing, a button arranged on the housing, a circuit board and a battery arranged in the housing, a motor arranged in the housing, an inner gear ring fixedly arranged on the housing, and a cutter head seat provided with a cutting assembly, wherein the cutting assembly is driven by a transmission shaft to move.

8. The cutting device according to claim 7, wherein the cutting assembly comprises a cutting power shaft connected with the transmission shaft, a cutting transmission unit driven by the cutting power shaft, a fixed blade arranged on the blade head seat, and a movable blade driven by the cutting transmission unit and capable of moving relative to the fixed blade to cut hairs.

9. The cutting device according to claim 8, wherein the cutting transmission unit comprises a cutting center tooth connected with the cutting power shaft, the cutting center tooth is directly or indirectly connected with the cutting power tooth, and the cutting power tooth drives the knife to rotate.

10. The cutting device according to claim 8, wherein the cutting transmission unit comprises a hinged base connected with the cutting power shaft, the hinged base is rotatably arranged on the tool bit base, a swing rod is rotatably arranged on the hinged base, and the swing rod is connected with the movable tool and drives the movable tool to move linearly relative to the fixed tool.