CN114392606A

CN114392606A - Mixer

Info

Publication number: CN114392606A
Application number: CN202111518476.0A
Authority: CN
Inventors: 陈德智; 陈家健
Original assignee: Shenzhen Chenbei Technology Co Ltd
Current assignee: Shenzhen Chenbei Technology Co Ltd
Priority date: 2021-12-13
Filing date: 2021-12-13
Publication date: 2022-04-26

Abstract

The embodiment of the invention discloses a stirring machine, which comprises a first cutter, a second cutter, a base and a stirring container arranged on the base, wherein the base comprises a shell, a driving motor and a gear box, the gear box comprises an input transmission member, a transmission mechanism and an output transmission member, the input transmission member comprises an input side shaft body part and an input side transmission part, the output transmission member comprises an output side shaft body part and an output side transmission part, the driving motor is connected with the input transmission member, the input side transmission part is in transmission connection with the output side transmission part through the transmission mechanism, the first cutter is connected with the input side shaft body part, the second cutter is connected with the output side shaft body part, the transmission mechanism is configured to ensure that the driving motor can drive the first cutter and the second cutter to rotate in opposite directions, and the transmission ratio of the input side shaft body part to the output side shaft body part is (0.9-1): (0.9-1), the food materials can form positive and negative eddy currents, the food materials are easy to break, and the processing uniformity and the processing fineness of the food materials can be improved.

Description

Mixer

Technical Field

The invention relates to the technical field of mixers, in particular to a mixer.

Background

The food mixer is a device for mixing and crushing food materials such as vegetables, fruits and nuts, and along with the increasing requirements of users on living quality, the users require to absorb more kinds of food materials and nutrients at the same time, and then the food mixer is required to meet higher requirements.

The existing food stirring machine comprises a stirring cutter and a driving motor for driving the cutter to rotate, generally speaking, the cutter is operated in a single-direction rotation mode, when vegetables, fruits, nuts and other mixed food materials are processed at the same time, some vegetable leaves can not be smashed, or the nuts and other food materials are formed into blocks, all food materials can not be well smashed and uniformly mixed, in order to improve the food material stirring effect of the stirring machine, a double-cutter stirring machine product is adopted by some manufacturers, one of the double cutters rotates forwards, the other one rotates reversely, so that the food materials are stirred and processed together, but the mixed food materials after stirring and processing are still not fine and smooth enough, the effect is not ideal, the taste is poor when the user eats the food stirring machine, even the user is likely to choke, or the burden on the stomach is too heavy, and the user experience is poor.

Disclosure of Invention

The invention aims to provide a stirrer and aims to solve the technical problems that all food materials cannot be well smashed and uniformly mixed in the existing food stirrer, and the mixed food materials after stirring processing are not fine enough.

The invention provides a stirrer, which comprises a base and a stirring container arranged on the base, wherein the base comprises a shell, a driving motor and a gear box, the driving motor and the gear box are arranged in the shell, the gear box comprises an input transmission member, a transmission mechanism and an output transmission member, the input transmission member comprises an input side shaft body and an input side transmission part arranged on the input side shaft body, the output transmission member comprises an output side shaft body and an output side transmission part arranged on the output side shaft body, a driving shaft of the driving motor is connected with the input transmission member, the transmission mechanism comprises a first gear ring, an input side gear set in transmission connection with the input side transmission part and an output side gear set in transmission connection with the output side transmission part, and the input side gear set and the output side gear set are both in transmission connection with the first gear ring, the output side shaft body part is provided with an avoiding cavity, and the input side shaft body part penetrates through the avoiding cavity and is coaxially arranged with the output side shaft body part;

the blender further includes a first cutter and a second cutter, both of which are provided in the blending container, the first cutter being connected to the input-side shaft portion, the second cutter being connected to the output-side shaft portion, a transmission mechanism being configured such that the driving motor is operative to drive the first cutter and the second cutter in opposite rotational directions, and such that a transmission ratio of the input-side shaft portion to the output-side shaft portion is (0.9-1): (0.9-1).

The embodiment of the invention has the following beneficial effects:

in the stirring machine of the present invention, the transmission mechanism is disposed so that the driving motor is operated to drive the first cutter and the second cutter to rotate in opposite directions, and the food material can be stirred by forming two forward and reverse eddy currents in the food material, and the transmission ratio between the input-side shaft portion and the output-side shaft portion is (0.9-1): (0.9-1), the rotating speeds of the first cutter and the second cutter are close to or the same, so that the first cutter and the second cutter are ensured to be matched to have better stirring capability, the food material is easier to smash, the processed uniformity and the fine and smooth property of the food material are improved, and the stirring effect is better.

Drawings

In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings 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 drawings without creative efforts.

Wherein:

FIG. 1 is a cross-sectional view of a blender in accordance with an embodiment.

Fig. 2 is an enlarged schematic view of a portion a of fig. 1.

FIG. 3 is a schematic view of the input side of the gearbox of the blender shown in FIG. 1.

FIG. 4 is a schematic view of the output side of the gearbox of the blender shown in FIG. 1.

FIG. 5 is an internal schematic view of the input side of the gearbox of FIG. 3.

FIG. 6 is an output side internal schematic view of the gearbox of FIG. 4.

FIG. 7 is an inside schematic view of an output side of a gear box in another embodiment.

FIG. 8 is a schematic view of a cutter portion of a blender according to one embodiment.

Fig. 9 is a front view of the cutter portion of fig. 8.

Fig. 10 is a side view of the cutter portion of fig. 8.

FIG. 11 is an inside schematic view of an output side of a gear box in another embodiment.

FIG. 12 is an inside schematic view of an output side of a gear box in another embodiment.

FIG. 13 is an inside schematic view of an output side of a gear box in another embodiment.

FIG. 14 is an inside schematic view of an output side of a gear box in another embodiment.

FIG. 15 is an inside schematic view of an output side of a gear box in another embodiment.

FIG. 16 is an internal schematic view of the input side of a gearbox in another embodiment.

FIG. 17 is an output side internal schematic view of the gearbox of FIG. 16.

FIG. 18 is an internal schematic view of the input side of a gearbox in another embodiment.

FIG. 19 is an output side internal schematic view of the gearbox of FIG. 18.

Reference numerals: 100. a housing; 110. a bottom case; 111. fixing grooves; 120. a first mounting cavity; 130. a second mounting cavity; 140. a bottom cover; 150. a fixing plate;

200. a drive motor; 210. a coupling;

300. a gear case; 310. inputting a transmission member; 311. an input-side transmission part; 312. an input-side shaft portion; 320. an output drive member; 321. an output-side transmission section; 322. an output-side shaft portion; 323. an avoidance cavity; 330. an input-side gear set; 331. an input gear; 332. a gear carrier; 333. a fourth bearing; 340. an output side gear set; 341. an output gear; 3411. a first transmission unit; 3412. a second transmission part; 3413. a first outer tooth portion; 3414. a second outer tooth portion; 342. a gear belt; 343. a chain; 350. a first ring gear; 351. a third bearing; 352. a first side internal tooth; 353. second-side internal teeth; 360. a stationary case; 361. a fifth bearing; 371. a missing tooth part; 380. an intermediate gear; 390. a second ring gear; 391. a first inner tooth portion; 392. a second inner tooth portion;

410. a first cutter; 411. a first blade; 420. a second cutter; 421. a second blade; 430. a tool shaft; 431. a second bearing; 440. a rotating base; 441. a first bearing; 450. a fixing member; 460. a cutter fixing sleeve; 470. a conversion head; 480. an elastic pad; 490. a shaft sleeve;

500. a stirred vessel; 510. a cup body; 511. a stirring chamber; 520. a cup cover; 521. a containing groove; 610. a knob; 620. a display screen.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

It should be noted that all the directional indicators (such as up, down, left, right, front, and rear … …) in the embodiment of the present invention are only used to explain the relative position relationship between the components, the movement situation, etc. in a specific posture (as shown in the drawing), and if the specific posture is changed, the directional indicator is changed accordingly.

In addition, the descriptions related to "first", "second", etc. in the present invention are for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include at least one of the feature. In addition, technical solutions between various embodiments may be combined with each other, but must be realized by a person skilled in the art, and when the technical solutions are contradictory or cannot be realized, such a combination should not be considered to exist, and is not within the protection scope of the present invention.

The embodiment of the invention discloses a stirrer which is mainly used for stirring and processing food materials such as vegetables, fruits, nuts and the like, the vegetables, the fruits, the nuts or the other food materials are placed in a stirring container of the stirrer, a cutter of the stirrer rotates at a high speed to smash the food materials, and a user can quickly obtain vegetable juice, fruit juice, mixed vegetable and fruit juice and the like or other food material mixtures for the user to eat.

Referring to fig. 1 to 12, an embodiment of a blender includes a base and a blending container 500 disposed on the base, the base includes a housing 100, a driving motor 200 and a gear box 300, the driving motor 200 and the gear box 300 are both disposed in the housing 100, a mounting structure for mounting and fixing the driving motor 200 is disposed in the housing 100, and the housing 100 can protect the driving motor 200.

In the present embodiment, the gear box 300 includes an input transmission member 310, a transmission mechanism and an output transmission member 320, the input transmission member 310 includes an input-side shaft portion 312 and an input-side transmission portion 311 provided on the input-side shaft portion 312, the output transmission member 320 includes an output-side shaft portion 322 and an output-side transmission portion 321 provided on the output-side shaft portion 322, a drive shaft of the drive motor 200 is connected to the input transmission member 310, the transmission mechanism includes a first ring gear 350, an input-side gear set 330 drivingly connected to the input-side transmission portion 311, and an output-side gear set 340 drivingly connected to the output-side transmission portion 321, the input-side gear set 330 and the output-side gear set 340 are drivingly connected to the first ring gear 350, the output-side shaft portion 322 is provided with an escape cavity 323, the input-side shaft portion 312 penetrates the escape cavity 323 and is coaxially provided with the output-side shaft portion 322 so that the input transmission member 310 and the output transmission member 320 can be coaxially provided, and rotates in the opposite direction. Specifically, the bypass chamber 323 is opened at the axial position of the output-side shaft unit 322 and extends along the axis of the output-side shaft unit 322.

Further, in this embodiment, the blender further includes a first cutter 410 and a second cutter 420, the first cutter 410 and the second cutter 420 are both disposed in the blending container 500, the first cutter 410 is connected to the input-side shaft part 312, the second cutter 420 is connected to the output-side shaft part 322, a transmission mechanism is configured to enable the driving motor 200 to work to drive the first cutter 410 and the second cutter 420 to rotate in opposite directions, the first cutter 410 and the second cutter 420 rotate simultaneously, and the rotation directions are opposite, so that the food material can form two forward and reverse eddy currents, and further, the food material is more easily broken under the condition that the rotation speed of the cutters is constant, and the uniformity and the fineness of the processed food material can be improved.

In addition, the transmission is configured such that the transmission ratio of the input transmission 310 and the output transmission 320 is (0.9-1): (0.9-1), so that the rotating speed of the input side of the gear box 300 is close to or the same as the rotating speed of the output side, and the rotating speeds of the first cutter 410 and the second cutter 420 are close to or the same, so as to ensure that the second cutter 420 has better stirring capability, further improve the uniformity and the fineness of processed food materials, and achieve better stirring effect. Specifically, the transmission mechanism may be configured such that the transmission ratio of input drive 310 and output drive 320 is 0.9: 1, or configuring the transmission such that the ratio of input drive 310 and output drive 320 is 1: 0.9.

in the present embodiment, the rotational speed of the input side of the gear box 300 refers to the rotational speed of the input side shaft portion 312, and the rotational speed of the output side of the gear box 300 refers to the rotational speed of the output side shaft portion 322, and since the input side shaft portion 312 and the output side shaft portion 322 are connected to the first tool 410 and the second tool 420, respectively, the rotational speeds of the first tool 410 and the second tool 420 can be made to be close to or the same by arranging the rotational speeds of the input side shaft portion 312 and the output side shaft portion 322 to be close to or the same.

Further, the drive mechanism is configured such that the drive ratio of input drive 310 and output drive 320 is between (0.95-1): (0.95-1). Specifically, the drive mechanism may be configured such that the ratio of the input drive 310 to the output drive 320 is 0.95: 1, or configuring the transmission such that the ratio of input drive 310 and output drive 320 is 1: 0.95. preferably, the transmission is configured such that the transmission ratio of input drive 310 and output drive 320 is 1: 1.

it will be appreciated that the transmission ratio is the ratio of the angular velocities of the two rotating members in the mechanism, and that respective ratios can be provided between the input drive 310, the drive member in the input-side gear set 330, the first ring gear 350, the drive member in the output-side gear set 340 and the output drive 320, and that the ratio of the angular velocities of rotation of the input drive 310 to the output drive 320, i.e. the ratios of the input drive 310 to the output drive 320, is provided by the respective ratios.

For example, when both the rotating members are geared, the ratio of the number of gear teeth of the two rotating members is inversely proportional to the gear ratio, and thus when the number of gear teeth of the two rotating members is the same or close, the gear ratios between the two rotating members are the same or close and have the same or close rotational speeds.

Thus, when all of the input driver 310, the transmission member of the input-side gear set 330, the first ring gear 350, the transmission member of the output-side gear set 340, and the output driver 320 are geared together, the gear ratio can be configured by configuring the number of teeth between them.

Of course, in other embodiments, the transmission mechanism may also be configured such that the transmission ratio of input drive 310 and output drive 320 is 0.88: 1, or configuring the transmission such that the ratio of input drive 310 and output drive 320 is 1: 0.88, but it is necessary to make the rotational speed of the input side of the gear box 300 close to the rotational speed of the output side.

In one embodiment, with continued reference to fig. 1-12, the input-side gear set 330 and the output-side gear set 340 are arranged in layers and are both meshed with the internal teeth of the first ring gear 350 to transmit the rotational motion of the input-side gear set 330 to the output-side gear set 340.

Through the configuration of the transmission mechanism, after the input transmission member 310 rotates, the rotational motion can be transmitted to the input side gear set 330, the input side gear set 330 transmits the rotational motion to the first gear ring 350 to drive the first gear ring 350 to rotate, the first gear ring 350 transmits the rotational motion to the output side gear set 340, the output side gear set 340 transmits the rotational motion to the output transmission member 320, and the output transmission member 320 rotates to transmit the rotational motion of the input transmission member 310 to the output transmission member 320 through the transmission mechanism.

In the present embodiment, the gear housing 300 is arranged to form a spatial double-layer planetary gear structure, one end of the input side transmission part 311 of the input transmission member 310 is connected to the driving end of the driving motor 200, one end of the input side shaft part 312 penetrates through the gear housing 300 and is connected to the first tool 410, the input side transmission part 311 transmits the rotational motion to the output side transmission part 321 through the transmission mechanism, and rotates the output side shaft part 322 of the output transmission member 320, that is, the output transmission member 320 is driven by the input transmission member 310 to provide power, and the output side shaft part 322 is connected to the second tool 420.

During specific work, the first gear ring 350 can be in transmission connection with the input side gear set 330 and the output side gear set 340, so that the input side gear set 330 on the first layer is connected with the output side gear set 340 on the second layer, the rotation directions of the input transmission member 310 and the output transmission member 320 are opposite, forward and reverse rotation of the two layers of cutters is achieved, food can be smashed more easily by the forward and reverse rotating stirring machine, and the food can be smashed without a higher rotating speed.

In one embodiment, referring to fig. 5, the input-side gear set 330 includes a plurality of input gears 331, and the plurality of input gears 331 are provided between the input-side transmission part 311 and the internal teeth of the first ring gear 350, and are arranged at intervals in the circumferential direction of the input-side transmission part 311 to transmit the rotational motion of the input transmission member 310 to the first ring gear 350.

Further, the input-side gear set 330 further includes a carrier 332, the carrier 332 is sleeved on the input transmission member 310 and is rotatably connected with the input-side transmission shaft, and the plurality of input gears 331 are disposed on the carrier 332. Preferably, the input gears 331 are provided in three and uniformly distributed along the axial direction of the input transmission member 310. Of course, in other embodiments, the input gear 331 may also be provided with four or more.

In an embodiment, with reference to fig. 6 and 7, the input-side transmission part 311 is in a first gear shape, the output-side transmission part 321 is in a second gear shape, the input-side transmission part 311 is in meshing transmission with the input-side gear set 330, the output-side transmission part 321 is in meshing transmission with the output-side gear set 340, the output-side gear set 340 includes a plurality of output gears 341, and a connection line between centers of the plurality of output gears 341 is arranged between the output-side transmission part 321 and the internal teeth of the first gear ring 350 along a straight line or a broken line, so as to realize the configuration of each output gear 341 in the output-side gear set 340, so that the rotation speed of the input side of the gear box 300 is close to or equal to the rotation speed of the output side, thereby improving the stirring effect of the stirring machine.

It is to be understood that the gear shapes are used to represent parameters such as the diameter and the number of teeth of the gears, and that the first gear shape and the second gear shape may be the same or different, and that the first gear shape and the second gear shape may have different diameters and gears when the first gear shape and the second gear shape are different, and that the present invention is equally applicable to other gear shapes.

Fig. 6 shows that the center-connecting lines of the plurality of output gears 341 are provided between the output-side power transmission portion 321 and the internal teeth of the first ring gear 350 in a straight line, and fig. 7 shows that the center-connecting lines of the plurality of output gears 341 are provided between the output-side power transmission portion 321 and the internal teeth of the first ring gear 350 in a straight line or a broken line.

Further, there are two output gears 341, the axes of the two output gears 341 and the axis of the output transmission member 320 are linearly arranged, or the axes of the two output gears 341 and the axis of the output transmission member 320 are triangularly arranged.

By adjusting the size and specification of the output gear 341, the output side gear set 340 can be arranged linearly or in a broken line, namely, a plurality of output gears 341 are arranged non-collinearly or collinearly, so that the transmission ratio of the input side and the output side of the gear box 300 is close to or even reaches 1:1, the stirring effect is improved, and the preparation time of mixed food is shortened.

In an embodiment, referring to fig. 1 and fig. 2, the blender further includes a blending container 500, the first cutter 410 and the second cutter 420 are stacked in the blending container 500, the blending container 500 is used for placing food materials, and the first cutter 410 and the second cutter 420 rotate in opposite directions during operation, so as to form a turbine of front and back food materials, which is more beneficial to breaking the food materials and making the food materials break and mix more uniformly.

In one embodiment, the blender further comprises a cutter shaft 430 and a rotating base 440, wherein the cutter shaft 430 and the rotating base 440 are both arranged in the blending container 500, and the rotating base 440 is sleeved outside the cutter shaft 430 and is rotatably connected with the cutter shaft 430; the input end of the cutter shaft 430 is detachably connected to the input-side shaft body 312, and the output end is fixed with the first cutter 410, so that the input transmission member 310 can transmit the rotation motion to the first cutter 410 through the cutter shaft 430 to drive the first cutter 410 to rotate; the input end of the rotary holder 440 is detachably connected to the output-side shaft portion 322, and the output end is fixed with the second tool 420, so that the output transmission member 320 can transmit the rotary motion to the second tool 420 through the rotary holder 440 to drive the second tool 420 to rotate, and the rotary direction of the second tool 420 is opposite to the rotary direction of the first tool 410. When the food is stirred, the first cutter 410 and the second cutter 420 rotate in the forward and reverse directions while rotating to cut the food, so that both have a scissor-like effect.

In an embodiment, the first cutter 410 and the second cutter 420 are coaxially arranged, the first cutter 410 comprises a plurality of first blades 411 arranged circumferentially, and the second cutter 420 comprises a plurality of second blades 421 arranged circumferentially, so that the first blades 411 and the second blades 421 can break the food material through the rotating motion.

Further, a first cutting surface formed by the rotation of at least one of the first blades 411 and a second cutting surface formed by the rotation of the corresponding second blade 421 are parallel to each other, and the distance h between the first cutting surface and the second cutting surface is between 3mm and 5mm, when the first blades 411 and the second blades 421 are vertically arranged at intervals correspondingly, the distance h between the first blades 411 and the second blades 421 is between 3mm and 5mm, and at this distance, the first blades 411 and the second blades 421 can have a good matching effect, so that the first blades 411 and the second blades 421 can rotate in the forward and backward directions to achieve a better crushing and stirring effect.

Further, an included angle α between one of the first blades 411 and a horizontal plane is between 75 ° and 85 °, specifically, the first blade 411 extends radially upward from the center of the cutter shaft 430 to form an included angle with the horizontal plane, and an included angle β between the other of the first blades 411 and the horizontal plane is between 25 ° and 35 °, specifically, the first blade 411 extends radially upward from the center of the cutter shaft 430 to form an included angle with the horizontal plane, so that at least two first blades 411 extend in different directions, respectively, to form a more chaotic turbine when the first cutter 410 rotates, so as to further improve the crushing and stirring effects of the food materials, and to make the food materials stirred and mixed more uniform and fine.

Specifically, four first blades 411 are arranged, the four first blades 411 are circumferentially and uniformly distributed, two of the first blades 411 are symmetrically arranged, the first blades 411 radially extend downwards from the center of the cutter shaft 430 to form an included angle with the horizontal plane, and the other two first blades 411 radially extend upwards from the center of the cutter shaft 430 to form an included angle with the horizontal plane, so that the two first blades 411 are asymmetric, the stirring generates chaotic vortex, the stirring efficiency of the mixed food is higher, and the mixed food is stirred more uniformly and finely.

In one embodiment, the mixer further includes a fixing member 450, and the end of the cutter shaft 430 is provided with a mounting hole, and the fixing member 450 penetrates through the first cutter 410 and extends into the mounting hole to be fixedly connected, so as to mount the first cutter 410 on the end of the cutter shaft 430. Specifically, the fixing member 450 is a screw detachably connected to the mounting hole.

Further, in this embodiment, the mixing container 500 includes a cup 510 and a lid 520, the cup 510 is provided with a mixing chamber 511 and an opening communicated with the mixing chamber 511, the lid 520 closes the opening, the lid 520 is disposed at the bottom of the cup 510, the lid 520 is provided with a receiving groove 521 communicated with the mixing chamber 511, an outer side of the receiving groove 521 is used for receiving the output-side shaft portion 322 and the input-side shaft portion 312, an inner side of the receiving groove 521 is provided with a rotating base 440 through a first bearing 441, so that the rotating base 440 is rotatably connected with the lid 520, the rotating base 440 is provided with an inner cavity for receiving the tool shaft 430, and a second bearing 431 is disposed between the tool shaft 430 and the rotating base 440, so that the tool shaft 430 is rotatably connected with the rotating base 440. Specifically, the cap 520 is connected with the cup 510 by screw threads, so that the cap is convenient to detach.

Through the arrangement, the tool shaft 430 and the first tool 410 have better rotation capacity, the rotating base 440 and the second tool 420 have better rotation capacity, and the tool shaft 430 is rotationally connected with the rotating base 440, so that the rotation directions of the first tool 410 and the second tool 420 are opposite.

Further, in this embodiment, the housing 100 includes a bottom case 110 and a bottom cover 140, a fixing groove 111 for detachably connecting with the cup cover 520 is disposed on the bottom case 110, the cup cover 520 is connected with the bottom case 110 by a snap-fit connection for facilitating detachment, the mixer further includes a cutter fixing sleeve 460 and a converter 470, the cutter fixing sleeve 460 can be inserted into the assembling groove of the rotary base 440 to fix the second cutter 420 on the rotary base 440, the converter 470 is used for connecting the adaptor and the output-side shaft portion 322, and the converter 470 is detachably connected with the output-side shaft portion 322 and is fixedly connected with the adaptor. An elastic gasket 480 is disposed between the fixing sleeve and the second cutter 420. Specifically, the bottom cover 140 is threadedly coupled to the bottom housing 110, and the cutter fixing sleeve 460 is threadedly coupled to the rotary base 440.

Through the above arrangement, the tool shaft 430 is detachably connected to the shaft portion of the input transmission member 310, so that the mixing container 500 can be separated from or mounted on the housing 100, when the cup cover 520 is fixed to the fixing groove 111, the tool shaft 430 is connected to the input-side shaft portion 312, so that the rotational motion of the input transmission member 310 can be transmitted to the tool shaft 430 and the first tool 410 is driven to rotate, and meanwhile, the output-side shaft portion 322 is connected to the rotary base 440 through the adapter, so that the rotational motion of the output transmission member 320 can be transmitted to the rotary base 440 and the second tool 420 is driven to rotate.

Specifically, a bushing 490 is further disposed between the first cutter 410 and the second cutter 420, and the bushing 490 is used to space the first cutter 410 from the second cutter 420 and protect the cutter shaft 430 from stable and reliable operation.

Further, in the present embodiment, a first mounting cavity 120 and a second mounting cavity 130 are formed in the bottom shell 110, the first mounting cavity 120 is used for mounting the gear box 300, and specifically, the blender is further provided with a fixing plate 150, and after the gear box 300 is mounted in the first mounting cavity 120 through the opening of the first mounting cavity 120, the gear box 300 can be stably limited in the first mounting cavity 120 through the fixing plate 150.

The second mounting cavity 130 is used for mounting the driving motor 200, and after the driving motor 200 is mounted in the second mounting cavity 130 through the opening of the second mounting cavity 130, the driving motor 200 can be stably limited in the second mounting cavity 130 through the bottom cover 140.

Specifically, a passage is provided between the first mounting cavity 120 and the second mounting cavity 130, a coupling 210 is provided in the passage, and the coupling 210 is used for connecting an output shaft of the driving motor 200 and the input transmission member 310, so that the rotary motion of the driving motor 200 can be stably and reliably transmitted to the input transmission member 310.

Further, in this embodiment, the bottom casing 110 is provided with a knob 610 for controlling the stirring operation of the stirrer and a display 620 disposed on the knob 610, and the display 620 can display the operation state of the stirrer.

Further, in the present embodiment, the gear box 300 includes a fixed case 360, and the input transmission member 310, the transmission mechanism, and the output transmission member 320 are disposed in the fixed case 360 to integrally provide the gear box 300. Specifically, the fixing housing 360 is fixed in the first mounting cavity 120 by a pin, and the pin is detachably connected to the wall surface of the first mounting cavity 120.

A third bearing 351 is arranged between the first gear ring 350 and the fixed shell 360 of the transmission mechanism, the third bearing 351 is used for supporting the first gear ring 350 to rotate, a fourth bearing 333 is arranged between the gear carrier 332 and the input transmission member 310, the fourth bearing 333 is used for supporting the gear carrier 332 to rotate, a fifth bearing 361 is arranged between the outer wall of the output side shaft part 322 and the fixed shell 360, the fifth bearing 361 is used for supporting the output transmission member 320 to rotate, and the output gears 341 of the output side gear set 340 are rotatably connected with the fixed shell 360, so that the stable operation of the gear box 300 can be realized, and the transmission of the rotating motion is realized.

It is understood that the gear ratio of the input side and the output side of the gear box 300 can be configured by configuring the size and shape of the gear teeth of each transmission component in the gear box 300, and of course, at least part of the gear transmission components can be replaced by other transmission modes such as belt transmission.

In an embodiment, with reference to fig. 11 and 12, the first ring gear 350 includes first side internal teeth 352 meshing with the input side gear set 330 and second side internal teeth 353 meshing with the output side gear set 340, the first side internal teeth 352 and the second side internal teeth 353 are coaxially connected, one of the first side internal teeth 352 and the second side internal teeth 353 has a tooth missing portion 371, and the tooth missing amount of the tooth missing portion 371 is one third to two fifths of the full tooth amount of the first side internal teeth 352 or the full tooth amount of the second side internal teeth 353.

Through the setting of lacking tooth portion 371, intermittent rotation can be realized to second cutter 420 to the vortex that forms when making second cutter 420 rotate is comparatively chaotic, with the stirring efficiency and the stirring effect that improve the stirring and eat the material, makes the material of eating after the stirring mixes more evenly fine and smooth.

It can be understood that the arrangement of the teeth of the ring gear portion is denser due to the arrangement of the missing tooth portion 371, so as to ensure that the number of teeth of the ring gear reaches the specified requirement, and the transmission ratio of the input transmission member 310 and the output transmission member 320 is (0.9-1): (0.9-1).

Further, the tooth-missing portion 371 is provided with one or more on the first side internal teeth 352 or the second side internal teeth 353. Through being provided with a plurality ofly with lacking tooth portion 371, drive second cutter 420 multistage intermittent rotation can make second cutter 420 rotate the vortex that produces more chaotic to further improve the stirring efficiency and the stirring effect of stirring the edible material.

Specifically, the intermittent rotation of the second cutter 420 is realized by setting the first gear ring 350 to be a double-layer internal tooth structure and configuring that the second-side internal teeth 353 are not full teeth, and in view of the forward and reverse rotation of the first cutter 410 and the second cutter 420, the vortex generated by stirring is more turbulent by adding single-stage or multi-stage intermittent rotation.

In other embodiments, gearbox 300 may have other arrangements to transfer rotational motion from the input side to the output side, and to provide a ratio of (0.9-1): (0.9-1), so that the rotating speed of the input side of the gear box 300 is close to or the same as the rotating speed of the output side, and the rotating speeds of the first cutter 410 and the second cutter 420 are close to or the same, so as to ensure that the second cutter 420 has better stirring capability, further improve the uniformity and the fineness of processed food materials, and achieve better stirring effect.

In one embodiment, the input side transmission part 311 is in a first gear shape, the input side transmission part 311 is in meshing transmission with the input side gear set 330, the output side gear set 340 includes an output gear 341, the output gear 341 includes a first transmission part 3411 and a second transmission part 3412, the first transmission part 3411 is coaxially connected with the second transmission part 3412, the first transmission part 3411 is in a third gear shape, the first transmission part 3411 is in meshing engagement with the internal teeth of the first ring gear 350, the second transmission part 3412 is in a first pulley shape, a first sprocket shape or a first worm shape, the meshing transmission of the first ring gear 350 and the first transmission part 3411 can transmit the rotation motion of the first ring gear 350 to the output gear 341, and the output gear 341 can transmit the rotation motion of the output gear 341 to the output transmission member 320 through various expressions.

Specifically, in one embodiment, referring to fig. 13, when the second transmission part 3412 is in the shape of a first pulley and the output-side transmission part 321 is in the shape of a second pulley, the output-side gear set 340 further includes a gear belt 342, and the gear belt 342 is in transmission connection with the second transmission part 3412 and the output-side transmission part 321 to transmit the rotation of the output gear 341 to the output transmission member 320 through belt transmission. The first pulley shape and the second pulley shape may be the same or different.

With the above arrangement, after the input transmission member 310 rotates, the rotational motion can be transmitted to the input-side gear set 330, the input-side gear set 330 transmits the rotational motion to the first gear ring 350 to drive the first gear ring 350 to rotate, the first gear ring 350 transmits the rotational motion to the output gear 341, and the output gear 341 transmits the rotational motion to the output transmission member 320 in a belt transmission manner.

The gear box 300 is internally arranged to form a double-layer planetary gear train and a pulley mechanism, one end of an input side shaft body 312 of the input transmission member 310 is connected with the driving end of the driving motor 200, the other end penetrates through the gear box 300 and is connected with the first cutter 410, the input side transmission member 311 transmits the rotation motion to an output side transmission member 321 through a transmission mechanism, and enables an output side shaft body 322 of the output transmission member 320 to rotate, namely the output transmission member 320 is driven by the input transmission member 310 to provide power, and the output side shaft body 322 is connected with the second cutter 420.

In particular, the output gear 341 is arranged to form a double-layered structure having the first transmission part 3411 and the second transmission part 3412, the first transmission part 3411 and the second transmission part 3412 are coaxially disposed, and has different pulley tooth shapes, the input transmission member 310 is in transmission connection with the input side gear set 330, the first gear ring 350 is in transmission connection with the input side gear set 330 and the first transmission part 3411, to transmit the rotational motion of the input side gear set 330 to the output gear 341, the second transmission part 3412 is belt-driven with the output transmission member 320, since the output gear 341 has a double-layer structure having the first transmission part 3411 and the second transmission part 3412, can transmit the rotary motion of input side to the output side to realize that the direction of rotation of input driving medium 310 and output driving medium 320 is opposite, realize the positive and negative rotation of two-layer cutter, the mixer of positive and negative rotation can let food be smashed more easily, does not need higher rotational speed can smash food.

By adjusting the size and specification of the pulley-shaped pulleys in the belt drive, the transmission mechanism can be configured such that the transmission ratio of the input transmission member 310 and the output transmission member 320 is (0.95-1): (0.95-1), the stirring effect of the mixed food is improved, and the stirring time of the mixed food is shortened.

In still another embodiment, referring to fig. 14, when the second transmission part 3412 has a first sprocket shape and the output side transmission part 321 has a second sprocket shape, the output side gear set 340 further includes a chain 343, and the chain 343 is drivingly connected to the second transmission part 3412 and the output side transmission part 321 to transmit the rotational motion of the output gear 341 to the output transmission member 320 in a manner of being driven by the chain 343. The first sprocket shape and the second sprocket shape can be the same or different.

Through the arrangement, after the input transmission member 310 rotates, the rotation motion can be transmitted to the input side gear set 330, the input side gear set 330 transmits the rotation motion to the first gear ring 350 so as to drive the first gear ring 350 to rotate, the first gear ring 350 transmits the rotation motion to the output gear 341, and the output gear 341 transmits the rotation motion to the output transmission member 320 in a chain 343 transmission mode.

The gear box 300 is internally arranged to form a double-layer planetary gear train and sprocket mechanism, one end of an input side shaft body 312 of the input transmission member 310 is connected with a driving end of the driving motor 200, the other end penetrates through the gear box 300 and is connected with the first cutter 410, the input side transmission member 311 transmits the rotation motion to an output side transmission member 321 through a transmission mechanism, and enables an output side shaft body 322 of the output transmission member 320 to rotate, namely the output transmission member 320 is driven by the input transmission member 310 to provide power, and the output side shaft body 322 is connected with the second cutter 420.

In particular, the output gear 341 is arranged to form a double-layered structure having the first transmission part 3411 and the second transmission part 3412, the first transmission part 3411 and the second transmission part 3412 are coaxially disposed, and has different tooth shapes, the input transmission member 310 is drivingly connected with the input side gear set 330, the first ring gear 350 is drivingly connected with the input side gear set 330 and the first transmission portion 3411, to transmit the rotational motion of the input-side gear set 330 to the output gear 341, the second transmission part 3412 is chain-driven with the output transmission member 320, since the output gear 341 has a double-layer structure having the first transmission part 3411 and the second transmission part 3412, can transmit the rotary motion of input side to the output side to realize that the direction of rotation of input driving medium 310 and output driving medium 320 is opposite, realize the positive and negative rotation of two-layer cutter, the mixer of positive and negative rotation can let food be smashed more easily, does not need higher rotational speed can smash food.

By adjusting the size and specification of the sprocket shape in chain transmission, the transmission mechanism can be configured such that the transmission ratio of the input transmission member 310 and the output transmission member 320 is (0.95-1): (0.95-1), the stirring effect of the mixed food is improved, and the stirring time of the mixed food is shortened.

In another embodiment, referring to fig. 15, when the second transmission portion 3412 has a first worm shape and the output-side transmission portion 321 has a second worm shape, the second transmission portion 3412 and the output-side transmission portion 321 form a worm transmission to transmit the rotation of the output gear 341 to the output transmission member 320 through a worm transmission. The first worm shape and the second worm shape are matched with the worm drive.

Through the arrangement, after the input transmission member 310 rotates, the rotation motion can be transmitted to the input side gear set 330, the input side gear set 330 transmits the rotation motion to the first gear ring 350 so as to drive the first gear ring 350 to rotate, the first gear ring 350 transmits the rotation motion to the output gear 341, and the output gear 341 transmits the rotation motion to the output transmission member 320 in a mode of worm transmission.

The gear box 300 is internally arranged to form a double-layer planetary gear train and worm mechanism, one end of an input side shaft body 312 of the input transmission member 310 is connected with the driving end of the driving motor 200, the other end penetrates through the gear box 300 and is connected with the first cutter 410, the input side transmission part 311 transmits the rotation motion to an output side transmission part 321 through a transmission mechanism, and enables an output side shaft body 322 of the output transmission member 320 to rotate, namely the output transmission member 320 is driven by the input transmission member 310 to provide power, and the output side shaft body 322 is connected with the second cutter 420.

In operation, the output gear 341 is arranged to form a double-layer structure having a first transmission part 3411 and a second transmission part 3412, the first transmission part 3411 is in a third gear shape, the second transmission part 3412 is in a first worm shape to form a double-layer structure of gears and worms, the first transmission part 3411 and the second transmission part 3412 are coaxially disposed, the input transmission part 310 is in transmission connection with the input side gear set 330, the first ring gear 350 is in transmission connection with the input side gear set 330 and the first transmission part 3411 to transmit the rotation motion of the input side gear set 330 to the output gear 341, the second transmission part 3412 is in worm transmission with the output side transmission part 321, since the output gear 341 is in a double-layer structure having the first transmission part 3411 and the second transmission part 3412, the rotation motion of the input side can be transmitted to the output side, and the rotation directions of the input transmission part 310 and the output transmission part 320 are opposite, so as to realize the forward and reverse rotation of the double-layer tool, the positive and negative rotating stirrer can enable food to be broken more easily without higher rotating speed.

By adjusting the size and gauge of the worm in the form of a worm in a worm drive, the drive mechanism can be configured such that the ratio of the input drive 310 to the output drive 320 is (0.95-1): (0.95-1), the stirring effect of the mixed food is improved, and the stirring time of the mixed food is shortened.

Of course, in other embodiments, the output gear 341 may transmit the rotational motion of the output gear 341 to the output transmission member 320 via other transmission forms.

In another embodiment, with reference to fig. 18 and 19, the input side transmission part 311 has a first gear shape, the output side transmission part 321 has a second gear shape, the input side transmission part 311 is in meshing transmission with the input side gear set 330, and the output side gear set 340 includes an intermediate gear 380, a second ring gear 390, and an output gear 341 in meshing transmission with the output side transmission part 321.

In this embodiment, the second ring gear 390 is sleeved outside the first ring gear 350, the intermediate gear 380 is disposed between the first ring gear 350 and the second ring gear 390, the first ring gear 350 includes an inner tooth engaged with the input-side gear set 330 and an outer tooth engaged with the intermediate gear 380, the second ring gear 390 includes a first inner tooth 391 engaged with the intermediate gear 380 and a second inner tooth 392 engaged with the output gear 341, and the first inner tooth 391 and the second inner tooth 392 are coaxially connected.

With the above arrangement, after the input transmission member 310 rotates, the rotational motion can be transmitted to the input-side gear set 330, the input-side gear set 330 transmits the rotational motion to the first gear ring 350 to drive the first gear ring 350 to rotate, the first gear ring 350 transmits the rotational motion to the intermediate gear 380, the intermediate gear 380 transmits the rotational motion to the second gear ring 390, the second gear ring 390 transmits the rotational motion to the output gear 341, and the output gear 341 transmits the rotational motion to the output transmission member 320.

Further, the number of teeth of the first internal tooth portion 391 and the second internal tooth portion 392 is different, and the number of teeth of the first internal tooth portion 391 and the second internal tooth portion 392 is configured so that the transmission ratio of the input transmission member 310 and the output transmission member 320 is (0.9-1): (0.9-1), so that the rotating speed of the input side of the gear box 300 is close to or the same as the rotating speed of the output side, and the rotating speeds of the first cutter 410 and the second cutter 420 are close to or the same, so as to ensure that the second cutter 420 has better stirring capability, further improve the uniformity and the fineness of processed food materials, and achieve better stirring effect.

By arranging the gear housing 300 as a double-plane and space planetary gear train, the input-side shaft portion 312 of the input transmission member 310 has one end connected to the drive end of the drive motor 200 and the other end penetrating the gear housing 300 and connected to the first tool 410, the input-side transmission portion 311 transmits the rotational motion to the output-side transmission portion 321 via the transmission mechanism and rotates the output-side shaft portion 322 of the output transmission member 320, that is, the output transmission member 320 is driven by the input transmission member 310 to provide power, the output-side shaft portion 322 being connected to the second tool 420.

During specific work, the input transmission part 310 is in transmission connection with the inner teeth of the input side gear set 330 and the first gear ring 350, the first gear ring 350 is arranged into an inner outer tooth structure, the outer teeth of the first gear ring 350 are in meshing transmission with the intermediate gear 380, the second gear ring 390 is arranged into a double-layer structure of a first inner tooth portion 391 and a second inner tooth portion 392, so that the second gear ring 390 can be in transmission connection with the intermediate gear 380 and the output gear 341, the output gear 341 is in meshing transmission with the output transmission part 320, the opposite rotation directions of the input transmission part 310 and the output transmission part 320 are realized, the forward and reverse rotation of the two layers of cutters is realized, the forward and reverse rotating stirrer can enable food to be smashed more easily, the food can be smashed without a higher rotating speed, the high-efficiency stirring is realized, and the time for stirring the mixed food is shortened.

Of course, in other embodiments, the tooth count and shape of the input side gear set 330, the first ring gear 350, the intermediate gear 380, and the output gear 341 may also be configured to achieve the related function of the gear box 300.

In another embodiment, with reference to fig. 16 and 17, the input side transmission part 311 has a first gear shape, the output side transmission part 321 has a second gear shape, the input side transmission part 311 is in meshing transmission with the input side gear set 330, and the output side gear set 340 includes an output gear 341 and a second ring gear 390.

In this embodiment, the second gear ring 390 is sleeved outside the first gear ring 350, the output gear 341 includes a first external tooth portion 3413 and a second external tooth portion 3414, the first external tooth portion 3413 and the second external tooth portion 3414 are coaxially connected, the first external tooth portion 3413 is disposed between the first gear ring 350 and the second gear ring 390, the first gear ring 350 includes internal teeth engaged with the input-side gear set 330 and external teeth engaged with the first external tooth portion 3413, the internal teeth of the second gear ring 390 are engaged with the first external tooth portion 3413, and the second external tooth portion 3414 is engaged with the output-side transmission portion 321.

With the above arrangement, after the input transmission member 310 rotates, the rotational motion can be transmitted to the input-side gear set 330, the input-side gear set 330 transmits the rotational motion to the first gear ring 350 to drive the first gear ring 350 to rotate, the first gear ring 350 transmits the rotational motion to the output gear 341, and the output gear 341 transmits the rotational motion to the output transmission member 320.

By providing first external teeth portion 3413 between first ring gear 350 and second ring gear 390, stability and reliability of the rotational motion of output gear 341 can be ensured.

Further, the number of teeth of first external teeth 3413 is different from that of second external teeth 3414, and the number of teeth of first external teeth 3413 and second external teeth 3414 is configured so that the transmission ratio of input transmission 310 and output transmission 320 is (0.9-1): (0.9-1), so that the rotating speed of the input side of the gear box 300 is close to or the same as the rotating speed of the output side, and the rotating speeds of the first cutter 410 and the second cutter 420 are close to or the same, so as to ensure that the second cutter 420 has better stirring capability, further improve the uniformity and the fineness of processed food materials, and achieve better stirring effect.

By arranging the gear housing 300 as a planar double planetary and space-fixed gear train, the input-side shaft body 312 of the input transmission 310 has one end connected to the drive end of the drive motor 200 and the other end penetrating the gear housing 300 and connected to the first tool 410, the input-side transmission 311 transmits the rotational motion to the output-side transmission 321 via the transmission mechanism and rotates the output-side shaft body 322 of the output transmission 320, that is, the output transmission 320 is driven by the input transmission 310 to provide power, the output-side shaft body 322 being connected to the second tool 420.

During specific work, input driving part 310 transmission connection input side gear train 330 closes the internal tooth of first ring gear 350, arrange first ring gear 350 into interior external tooth structure, arrange output gear 341 into the bilayer structure of first external tooth portion 3413 and second external tooth portion 3414, so that output gear 341 can the transmission connection first ring gear 350's external tooth and output driving part 320, and realize that the direction of rotation of input driving part 310 and output driving part 320 is opposite, realize the positive and negative rotation of two-layer cutter, the mixer of positive and negative rotation can let food be smashed more easily, need not higher rotational speed can smash food, thereby high-efficient stirring mixes food, shorten mixed food stirring duration.

Of course, in other embodiments, the tooth count and shape of the input side gear set 330 and the first ring gear 350 may also be configured to achieve the related functions of the gearbox 300.

The above disclosure is only for the purpose of illustrating the preferred embodiments of the present invention, and it is therefore to be understood that the invention is not limited by the scope of the appended claims.

Claims

1. A stirring machine comprises a base and a stirring container arranged on the base, and is characterized in that the base comprises a shell, a driving motor and a gear box, the driving motor and the gear box are arranged in the shell, the gear box comprises an input transmission member, a transmission mechanism and an output transmission member, the input transmission member comprises an input side shaft body and an input side transmission part arranged on the input side shaft body, the output transmission member comprises an output side shaft body and an output side transmission part arranged on the output side shaft body, a driving shaft of the driving motor is connected with the input transmission member, the transmission mechanism comprises a first gear ring, an input side gear set in transmission connection with the input side transmission part and an output side gear set in transmission connection with the output side transmission part, and the input side gear set and the output side gear set are both in transmission connection with the first gear ring, the output side shaft body part is provided with an avoiding cavity, and the input side shaft body part penetrates through the avoiding cavity and is coaxially arranged with the output side shaft body part;

2. A mixer according to claim 1, wherein the input side gear set and the output side gear set are arranged in layers and are each in mesh with the internal teeth of the first ring gear.

3. A mixer according to claim 2, wherein the input side transmission portion has a first gear shape, the output side transmission portion has a second gear shape, the input side transmission portion is in meshing transmission with the input side gear set, the output side transmission portion is in meshing transmission with the output side gear set, the output side gear set includes a plurality of output gears, and a line connecting centers of the plurality of output gears is provided between the output side transmission portion and the internal teeth of the first ring gear along a straight line or a broken line.

4. The mixing machine of claim 2, wherein the input-side transmission portion is in a first gear shape, the input-side transmission portion is in meshing transmission with the input-side gear set, the output-side gear set includes an output gear, the output gear includes a first transmission portion and a second transmission portion, the first transmission portion is coaxially connected with the second transmission portion, the first transmission portion is in a third gear shape, the first transmission portion is in meshing engagement with internal teeth of the first gear ring, and the second transmission portion is in a first pulley shape, a first sprocket shape, or a first worm shape;

when the second transmission part is in a first belt wheel shape, the output side transmission part is in a second belt wheel shape, the output side gear set further comprises a gear belt, and the gear belt is in transmission connection with the second transmission part and the output side transmission part;

when the second transmission part is in a first chain wheel shape, the output side transmission part is in a second chain wheel shape, the output side gear set further comprises a chain, and the chain is in transmission connection with the second transmission part and the output side transmission part;

when the second transmission part is in a first worm shape, the output side transmission part is in a second worm shape, and the second transmission part and the output side transmission part form worm transmission.

5. The blender of claim 2 wherein said first gear ring includes a first side internal tooth meshing with said input side gear set and a second side internal tooth meshing with said output side gear set, said first side internal tooth and said second side internal tooth being coaxially connected, one of said first side internal tooth and said second side internal tooth having an amount of missing teeth that is one-third to two-fifths of the number of full teeth of said first side internal tooth or the number of full teeth of said second side internal tooth.

6. The mixer of claim 1 wherein the input side drive portion is in the shape of a first gear and the output side drive portion is in the shape of a second gear, the input side drive portion being in meshing drive with the input side gear set, the output side gear set including an intermediate gear, a second ring gear, and an output gear in meshing drive with the output side drive portion;

the second ring gear is sleeved on the outer side of the first ring gear, the intermediate gear is arranged between the first ring gear and the second ring gear, the first ring gear comprises an inner tooth meshed with the input side gear set and an outer tooth meshed with the intermediate gear, the second ring gear comprises an inner tooth meshed with the intermediate gear and an inner tooth meshed with the output gear, the inner tooth is different from the inner tooth in the second, and the inner tooth is connected with the second inner tooth by the same axle center.

7. The mixer of claim 1 wherein the input side drive portion is in the shape of a first gear and the output side drive portion is in the shape of a second gear, the input side drive portion being in meshing drive with the input side gear set, the output side gear set including an output gear and a second ring gear;

the second ring gear is nested in the first ring gear outside, the output gear includes first outer tooth portion and second outer tooth portion, just first outer tooth portion with the setting is connected with the axle center to the second outer tooth portion, first outer tooth portion is located first ring gear with between the second ring gear, first ring gear include with the meshing of input side gear train the internal tooth and with the external tooth of first outer tooth portion meshing, the internal tooth of second ring gear with first outer tooth portion meshing, the second outer tooth portion with output side transmission meshing, first outer tooth portion with the number of teeth of second outer tooth portion is different.

8. A mixer according to any of claims 1-7, wherein the input-side gear set comprises a plurality of input gears disposed between the input-side drive portion and the internal teeth of the first ring gear and circumferentially spaced around the input-side drive portion.

9. The blender of claim 1 wherein the first cutter comprises a plurality of circumferentially disposed first blades and the second cutter comprises a plurality of circumferentially disposed second blades;

and a first cutting surface formed by the rotation work of at least one of the first blades and a second cutting surface formed by the rotation work of the corresponding second blade are parallel to each other, and the distance h between the first cutting surface and the second cutting surface is between 3mm and 5 mm.

10. The blender as recited in claim 1, further comprising a tool shaft and a swivel mount, wherein the tool shaft and the swivel mount are both disposed in the blending container, and the swivel mount is disposed outside the tool shaft and is rotatably coupled to the tool shaft;

the input end of the cutter shaft is detachably connected with the input-side shaft body, the output end of the cutter shaft is fixed with the first cutter, the input end of the rotating seat is detachably connected with the output-side shaft body, and the output end of the rotating seat is fixed with the second cutter.