CN112717796A

CN112717796A - Preparation method of cosmetic additive powder

Info

Publication number: CN112717796A
Application number: CN202011439350.XA
Authority: CN
Inventors: 王彬旭; 陈明洁
Original assignee: Yancheng Lafen Cosmetics Co ltd
Current assignee: Yancheng Lafen Cosmetics Co ltd
Priority date: 2020-12-10
Filing date: 2020-12-10
Publication date: 2021-04-30

Abstract

The invention provides a preparation method of cosmetic additive powder, which uses a cosmetic additive powder preparation device, wherein the device comprises a base, a support frame, a mixing and stirring mechanism, a grinding mechanism, a vibration screening mechanism and a collection frame. The invention provides a preparation method of a cosmetic additive powder, which can solve the following problems in the preparation process of the cosmetic additive powder: a. in the preparation process of the powder, various materials need to be fully mixed, then the powder is further ground to obtain the required mixed powder, and finally the required powder is obtained through reprocessing; b. secondly, the traditional grinding device has insufficient grinding during grinding, so that the obtained mixed powder contains powdery particles, the available powder content is low during filtering and screening, the powder content is often improved by secondary grinding, and the working strength is increased.

Description

Preparation method of cosmetic additive powder

Technical Field

The invention relates to the technical field of cosmetics, in particular to a preparation method of a cosmetic additive powder.

Background

The cosmetic is a chemical industrial product or a fine chemical product which is applied to any part of the surface of a human body, such as skin, hair, nails, lips and teeth, by smearing, spraying or the like, so as to achieve the purposes of cleaning, maintaining, beautifying, decorating and changing the appearance, or correcting the odor of the human body and keeping a good state. Cosmetics are classified according to purposes and can be divided into skin cosmetics, hair cosmetics, beauty cosmetics, special-function cosmetics and the like, wherein the beauty cosmetics mainly refer to facial beauty products and also nail and hair beauty cosmetics, the beauty cosmetics are composed of a matrix raw material and a functional raw material, the matrix raw material comprises a powder raw material such as commonly used pressed powder, the powder raw material is divided into an inorganic powder raw material and an organic powder raw material, and the organic powder raw material mainly comprises polyethylene powder and nylon powder.

At present, the following problems exist in the preparation process of cosmetic additive powder: a. in the preparation process of the powder, various materials need to be fully mixed, then the powder is further ground to obtain the required mixed powder, and finally the required powder is obtained through reprocessing; b. secondly there is the grinding inadequately when traditional grinder grinds, leads to containing the likepowder granule in the mixed powder who obtains for available powder content is not many during the filter sieve, and the low-usage, grinding efficiency is also low simultaneously, often needs to improve powder content through the secondary grinding, thereby has increased working strength.

Disclosure of Invention

Technical problem to be solved

The invention provides a preparation method of a cosmetic additive powder, which can solve the following problems in the preparation process of the cosmetic additive powder: a. in the preparation process of the powder, various materials need to be fully mixed, then the powder is further ground to obtain the required mixed powder, and finally the required powder is obtained through reprocessing; b. secondly there is the grinding inadequately when traditional grinder grinds, leads to containing the likepowder granule in the mixed powder who obtains for available powder content is not many during the filter sieve, and the low-usage, grinding efficiency is also low simultaneously, often needs to improve powder content through the secondary grinding, thereby has increased working strength.

(II) technical scheme

In order to achieve the purpose, the invention adopts the following technical scheme: a preparation method of cosmetic additive powder uses a cosmetic additive powder preparation device, the device comprises a base, a support frame, a mixing and stirring mechanism, a grinding mechanism, a vibration screening mechanism and a collecting frame, and the concrete method when the cosmetic additive powder preparation device is adopted for operation is as follows:

s1, inspection device: checking the operation state of the device before using the cosmetic additive powder preparation device;

s2, preparing materials: according to the preparation requirement of the powder, preparing the required pigment, powder and preservative;

s3, mixing and stirring: putting the material prepared in the step S2 into a mixing and stirring mechanism for fully mixing;

s4, grinding and screening: after the step of S3 is completed, grinding and screening the mixed material, and finally collecting the ground and screened powder through a collecting frame;

the mixing and stirring mechanism is arranged at the top of the supporting frame, the supporting frame is fixedly welded on the upper end surface of the base, the grinding mechanism is arranged below the mixing and stirring mechanism, the grinding mechanism is fixedly welded on the supporting frame, the vibration screening mechanism is arranged below the inner part of the grinding mechanism, the collecting frame is arranged right below the vibration screening mechanism, and the collecting frame is arranged on the upper end surface of the base; wherein:

the mixing and stirring mechanism comprises a mixing tank, a feeding pipe, a fixed shaft, a turning motor, a discharging port, a stirring rod, a stirring branch chain, a mounting seat and stirring blades, wherein the whole mixing tank is of a hollow shell structure with a large upper end diameter and a small lower end diameter, the two ends of the mixing tank are fixedly welded with the fixed shaft, the fixed shaft is fixedly arranged on a support frame through a bearing, one end of the fixed shaft is connected with the output end of the turning motor through a coupler, the turning motor is arranged on the outer side wall of the support frame through a motor seat, the feeding pipe is uniformly and obliquely arranged on the upper end surface of the mixing tank along the central circumferential direction of the upper end surface of the mixing tank, the feeding pipe is communicated with the inside of the mixing tank, the upper end of the feeding pipe is provided with a feeding port, the, the stirring rod is fixed with a mounting seat, stirring blades are uniformly and fixedly mounted on the outer side wall of the mounting seat in the circumferential direction, and the stirring rod is fixed in the mixing tank through a stirring branch chain.

Grinding mechanism include fixed block, grinding piece, bushing tip, grinding mouth, grind groove, elevator, grinding plate and grind the branch chain, grinding piece pass through fixed block fixed welding and be in on the support frame, grind and leave the space of the sufficient blending tank upset of being convenient for between piece and the blending tank, grind the piece up end and be provided with the bushing tip, grind the piece up end seted up with bushing tip complex grinding mouth, grind the inside grinding groove of seting up and grinding mouth intercommunication of piece, grind the slope of groove lower extreme and set up, elevator front and back end and grinding groove looks sliding fit, fixed mounting has the grinding plate on the both ends lateral wall about the elevator, the elevator inside grinding branch chain that is provided with of.

The vibration screening mechanism comprises a screening groove, a sleeve, a filter screen, a vibration ring, a spring rod, a convex block, a rotating ring and a vibration branch chain, wherein the screening groove is formed in the lower end face of the grinding block, the screening groove is communicated with the grinding groove, the vibration ring is arranged in the screening groove in a sliding mode, the collecting frame is positioned right below the screening groove, the spring rod is uniformly arranged on the upper end face of the vibration ring in the circumferential direction, the upper end of the spring rod is fixed at the top of the screening groove, the spring rod has downward pushing force, the inner side wall of the vibration ring and the outer side wall of the lower end of the sleeve are fixedly installed in a detachable mode, the filter screen is installed at the lower end position of the inner side wall of the sleeve, the convex block is uniformly arranged on the lower end face of the vibration ring along the central circumferential direction, the lower end face of the rotation ring is rotatably installed on the lower end face of the screening groove, and the, the outer side wall of the rotating ring is provided with a rack, and the rotating ring is connected with the vibration branched chain through the rack.

Preferably, the stirring branch chain include fixing base, dead lever, sealing washer and agitator motor, the puddler upper end pass through the bearing and fix at the blending tank up end, the puddler lower extreme passes through the bearing and installs on the fixing base, fixing base lateral wall circumference evenly is connected with the dead lever, the dead lever other end is fixed on the blending tank inside wall, the puddler upper end passes through the sealing washer with the inside up end of blending tank and rotates sealed cooperation mutually, the puddler upper end is connected with the agitator motor output through the shaft coupling, agitator motor passes through the motor cabinet and fixes at the blending tank up end.

Preferably, the grinding branch chain include lift groove, incomplete gear, grinding axle, lift hole and grinding motor, the inside lift groove of having seted up of elevator, the lateral wall symmetry is provided with the plane rack about the lift groove, the elevator passes through the plane rack and is connected with incomplete gear looks meshing, incomplete gear setting in the lift inslot, the fixed cover of incomplete gear is established grinding epaxially, grinding axle both ends are fixed on grinding the piece through the bearing, the lift hole has been seted up to the elevator front and back end, grinding axle one end is connected with the grinding motor output through the shaft coupling, grinding motor passes through the motor cabinet to be fixed on the outer terminal surface of edge piece.

Preferably, the vibrations branched chain include rotating gear, axis of rotation and rotation motor, the swivel becket pass through the rack and be connected with the rotating gear meshing mutually, the fixed cover of rotating gear is established in the axis of rotation, the axis of rotation lower extreme is fixed at screening groove terminal surface down through the bearing, the axis of rotation upper end is connected with the rotation motor output through the shaft coupling, the rotation motor passes through the motor cabinet and installs at the screening inslot.

Preferably, sleeve and screening groove up end between be connected with the rubber skin of isolated powder, the rubber skin that is connected with isolated powder under the vibrations ring terminal surface and the screening groove between the terminal surface, the rubber skin leaves sufficient length, and has certain elasticity.

Preferably, the corresponding angle of the teeth of the incomplete gear is 180 degrees.

(III) advantageous effects

1. The invention provides a preparation method of a cosmetic additive powder, which can solve the following problems in the preparation process of the cosmetic additive powder: a. in the preparation process of the powder, various materials need to be fully mixed, then the powder is further ground to obtain the required mixed powder, and finally the required powder is obtained through reprocessing; b. secondly there is the grinding inadequately when traditional grinder grinds, leads to containing the likepowder granule in the mixed powder who obtains for available powder content is not many during the filter sieve, and the low-usage, grinding efficiency is also low simultaneously, often needs to improve powder content through the secondary grinding, thereby has increased working strength.

2. According to the mixing and stirring mechanism designed by the invention, various materials respectively enter the mixing tank through the plurality of feeding pipes, are stirred and mixed through the stirring blades, and are overturned through the overturning motor, so that the materials can be more fully stirred and mixed, the full mixing is ensured, and meanwhile, in the stirring and mixing process, due to mutual collision and friction among the materials, the materials generate a certain temperature, the materials can be softened to a certain degree, and the grinding effect of the grinding mechanism is better.

3. According to the grinding mechanism designed by the invention, the lifting block is reciprocated up and down by using the incomplete gear, so that the grinding plates on two sides of the lifting block are reciprocated up and down simultaneously, the mixed material is ground by moving the grinding plates up and down through the gaps between the grinding plates and the side walls of the grinding groove, the ground mixed powder can fall down from the gaps between the grinding plates and the side walls of the grinding groove, and meanwhile, the grinding efficiency is improved by symmetrically arranging the two grinding plates.

4. According to the vibrating screening mechanism designed by the invention, the grooves on the upper end surface of the rotating ring are matched with the protrusions on the lower end of the vibrating ring in a rotating manner, the rotating ring is rotated by rotating the motor, so that the vibrating ring vibrates up and down, the mixed powder on the filter screen is subjected to vibrating screening, the rubber sheet is arranged, the powder can be prevented from entering parts of the vibrating screening mechanism, the cost loss is reduced, the mixed material generates a certain temperature for the material during grinding and the temperature generated during mixing, so that the mixed powder is at a high temperature to a certain extent, the powder can be cooled during vibrating the mixed powder, and meanwhile, the filtered powder can also be cooled in the process of falling into the collecting frame below.

Drawings

The invention is further illustrated with reference to the following figures and examples.

FIG. 1 is a flow chart of the present invention;

FIG. 2 is a three-dimensional block diagram of the present invention;

FIG. 3 is a front cross-sectional view of the present invention;

FIG. 4 is a side cross-sectional view of a grinding mechanism and a vibratory screening mechanism in accordance with the teachings of the present invention;

FIG. 5 is an enlarged view of a portion of FIG. 3 in accordance with the teachings of the present invention;

FIG. 6 is an enlarged view of a portion of FIG. 3B;

FIG. 7 is an enlarged fragmentary view at C of FIG. 3 in accordance with the teachings of the present invention;

fig. 8 is a three-dimensional structural view of a rotating ring according to the present invention.

Detailed Description

Embodiments of the present invention will be described below with reference to the drawings. In this process, the width of the lines or the size of the components in the drawings may be exaggerated for clarity and convenience of description.

The following terms are defined based on the functions of the present invention, and may be different depending on the intention of the user or the operator or the convention. Therefore, these terms are defined based on the entire contents of the present specification.

As shown in fig. 1 to 8, a cosmetic additive powder preparation method using a cosmetic additive powder preparation apparatus, the apparatus includes a base 1, a support frame 2, a mixing and stirring mechanism 3, a grinding mechanism 4, a vibrating and screening mechanism 5, and a collecting frame 6, and the method for using the cosmetic additive powder preparation apparatus is as follows:

s3, mixing and stirring: putting the material prepared in the step S2 into a mixing and stirring mechanism 3 for fully mixing;

s4, grinding and screening: after the step of S3 is completed, grinding and screening the mixed material, and finally collecting the ground and screened powder through a collecting frame 6;

the mixing and stirring mechanism 3 is arranged at the top of the supporting frame 2, the supporting frame 2 is fixedly welded on the upper end surface of the base 1, the grinding mechanism 4 is arranged below the mixing and stirring mechanism 3, the grinding mechanism 4 is fixedly welded on the supporting frame 2, the vibration screening mechanism 5 is arranged below the inner part of the grinding mechanism 4, the collecting frame 6 is arranged right below the vibration screening mechanism 5, and the collecting frame 6 is arranged on the upper end surface of the base 1; during specific work, the prepared materials are placed into the mixing and stirring mechanism 3, then the materials are fully mixed and stirred through the mixing and stirring mechanism 3, after the materials are mixed, the mixed materials are poured into the grinding mechanism 4 to be ground and crushed, and then the materials are screened through the vibration screening mechanism 5, so that the qualified powder after being ground is poured into the collecting frame 6.

The mixing and stirring mechanism 3 comprises a mixing tank 31, a feeding pipe 32, a fixed shaft 33, a turnover motor 34, a discharging port 35, a stirring rod 36, a stirring branch chain 37, a mounting seat 38 and stirring blades 39, the whole mixing tank 31 is of a hollow shell structure with a large upper end diameter and a small lower end diameter, the fixed shaft 33 is fixedly welded at the two ends of the mixing tank 31, the fixed shaft 33 is fixedly mounted on a support frame 2 through a bearing, one end of the fixed shaft 33 is connected with the output end of the turnover motor 34 through a coupler, the turnover motor 34 is mounted on the outer side wall of the support frame 2 through a motor seat, the feeding pipe 32 is uniformly and obliquely arranged on the upper end surface of the mixing tank 31 along the central circumferential direction of the upper end surface of the mixing tank 31, the feeding pipe 32 is communicated with the inside of the mixing tank 31, a feeding port is arranged at the upper, a stirring rod 36 is vertically arranged in the center of the interior of the mixing tank 31, a mounting seat 38 is fixed on the stirring rod 36, stirring blades 39 are uniformly and fixedly mounted on the outer side wall of the mounting seat 38 in the circumferential direction, and the stirring rod 36 is fixed in the mixing tank 31 through a stirring branch chain 37; stirring branch 37 include fixing base 371, dead lever 372, sealing washer 373 and

agitator motor

374, 36 upper ends of agitator bars pass through the bearing and fix at blending tank 31 up end, 36 lower extremes of agitator bars pass through the bearing and install on fixing base 371, fixing base 371 lateral wall circumference evenly is connected with dead lever 372, the dead lever 372 other end is fixed on the 31 inside walls of blending tank, 36 upper ends of agitator bars and 31 inside up end of blending tank rotate sealed cooperation mutually through sealing

washer

373, 36 upper ends of agitator bars are connected with the agitator motor 374 output through the shaft coupling, agitator motor 374 is fixed at 31 up end of blending tank through the motor cabinet.

During specific work, before work, firstly, the discharge port 35 at the lower end of the mixing tank 31 is sealed and blocked, then the stirring motor 374 is started, under the driving of the stirring motor 374, the stirring rod 36 rotates, so that the stirring rod 36 drives the stirring blade 39 to rotate through the mounting seat 38, so that the stirring blade 39 rotates in the mixing tank 31, then various pigments, powder materials and preservatives respectively enter the mixing tank 31 through the feeding port of the feeding pipe 32, so that the stirring blade 39 mixes and stirs various materials entering the mixing tank 31, after all the materials are poured into the mixing tank 31, the feeding port of the feeding pipe 32 is sealed and blocked, then the overturning motor 34 is started, under the driving of the overturning motor 34, the fixed shaft 33 starts to rotate, so that the mixing tank 31 starts to overturn and mix various materials in the mixing tank 31, and finally under the combined action of the stirring blade 39 rotating to mix and the mixing tank 31 overturning, the materials in the mixing tank 31 are fully mixed together, and a sealing ring 373 is arranged between the upper end of the stirring rod 36 and the inner upper end surface of the mixing tank 31, so that the powder is prevented from leaking out through a gap between the stirring rod 36 and the mixing tank 31 when the mixing tank 31 is turned over.

The grinding mechanism 4 comprises a fixing block 41, a grinding block 42, a discharge spout 43, a grinding opening 44, a grinding groove 45, a lifting block 46, a grinding plate 47 and a grinding branch chain 48, wherein the grinding block 42 is fixedly welded on the support frame 2 through the fixing block 41, a sufficient space for turning over the mixing tank 31 is reserved between the grinding block 42 and the mixing tank 31, the discharge spout 43 is arranged on the upper end face of the grinding block 42, the grinding opening 44 matched with the discharge spout 43 is formed in the upper end face of the grinding block 42, the grinding groove 45 communicated with the grinding opening 44 is formed in the grinding block 42, the lower end of the grinding groove 45 is obliquely arranged, the front end and the rear end of the lifting block 46 are in sliding fit with the grinding groove 45, the grinding plates 47 are fixedly installed on the outer side walls of the left end and the right end of the lifting block 46, and the grinding branch chain 48 is arranged in; the grinding branched chain 48 comprises a lifting groove 481, an incomplete gear 482, a grinding shaft 483, lifting holes 484 and a grinding motor 485, wherein the lifting groove 481 is formed in the lifting block 46, planar racks are symmetrically arranged on the left side wall and the right side wall of the lifting groove 481, the lifting block 46 is meshed with the incomplete gear 482 through the planar racks, the angle corresponding to the gear teeth of the incomplete gear 482 is 180 degrees, the incomplete gear 482 is arranged in the lifting groove 481, the incomplete gear 482 is fixedly sleeved on the grinding shaft 483, two ends of the grinding shaft 483 are fixed on the grinding block 42 through bearings, the lifting holes 484 are formed in the front end and the rear end of the lifting block 46, one end of the grinding shaft 483 is connected with the output end of the grinding motor 485 through a coupler, and the grinding motor 485 is fixed on the outer end face of the grinding block through a motor seat.

During the specific work, after the mixing tank 31 completes mixing and stirring, the grinding motor 485 is started, under the driving of the grinding motor 485, the grinding shaft 483 rotates, the incomplete gear 482 fixedly sleeved on the grinding shaft 483 starts to rotate, the incomplete gear 482 is meshed and connected through a plane tooth rack inside the lifting block 46, so that the lifting block 46 can realize reciprocating up-and-down movement, when the lifting block 46 moves up and down, the grinding shaft 483 slides up and down in a lifting hole 484 of the lifting block 46, wherein the corresponding angle of the gear teeth arranged on the incomplete gear 482 is 180 degrees, the same stroke distance between the up-and-down movement of the lifting block 46 is ensured, the up-and-down movement stroke is prevented from being different, the lifting block 46 collides with the grinding block 42, so as to cause part damage, when the lifting block 46 drives the grinding plate 47 to slide up and down in a reciprocating manner, the discharge port 35 at the lower end of the mixing tank 31 is opened, so that the mixed material in the mixing tank 31, and then enters the grinding groove 45 through the grinding port 44, so that the grinding plate 47 is in sliding fit with the side wall of the grinding groove 45 to grind the mixed material up and down in a reciprocating manner, and the ground mixed material flows to the vibration screening mechanism 5 along the gap between the grinding plate 47 and the grinding groove 45.

The vibration screening mechanism 5 comprises a screening groove 51, a sleeve 52, a filter screen 53, a vibration ring 54, a spring rod 55, a convex block 56, a rotating ring 57 and a vibration branched chain 58, the screening groove 51 is formed in the lower end face of the grinding block 42, the screening groove 51 is communicated with the grinding groove 45, the vibration ring 54 is arranged in the screening groove 51 in a sliding mode, the collecting frame 6 is located under the screening groove 51, the spring rod 55 is uniformly arranged on the upper end face of the vibration ring 54 in the circumferential direction, the upper end of the spring rod 55 is fixed at the top of the screening groove 51, the spring rod 55 has thrust which is pushed downwards, the inner side wall of the vibration ring 54 and the outer side wall of the lower end of the sleeve 52 are fixedly installed in a detachable mode, the filter screen 53 is installed on the lower end face of the inner side wall of the sleeve 52, the convex block 56 is uniformly arranged on the lower end face of the vibration ring 54 in the circumferential direction, the lower end face of the rotating ring 57 is, the upper end face of the rotating ring 57 is provided with a groove which is in rotating fit with the convex block 56, a rubber sheet 5a for isolating powder is connected between the sleeve 52 and the upper end face of the screening groove 51, a rubber sheet 5a for isolating powder is connected between the lower end face of the vibrating ring 54 and the lower end face of the screening groove 51, the rubber sheet 5a has enough length and certain elasticity, the outer side wall of the rotating ring 57 is provided with a rack, and the rotating ring 57 is connected with the vibrating branched chain 58 through the rack; the vibration branched chain 58 comprises a rotating gear 581, a rotating shaft 582 and a rotating motor 583, the rotating ring 57 is meshed with the rotating gear 581 through a rack, the rotating gear 581 is fixedly sleeved on the rotating shaft 582, the lower end of the rotating shaft 582 is fixed on the lower end face of the screening groove 51 through a bearing, the upper end of the rotating shaft 582 is connected with the output end of the rotating motor 583 through a coupler, and the rotating motor 583 is installed in the screening groove 51 through a motor base.

When the material mixing device works specifically, the rotating motor 583 is started, the rotating motor 583 drives the rotating shaft 582 to rotate, the rotating gear 581 fixedly sleeved on the rotating shaft 582 rotates, the rotating gear 581 is meshed and connected with a rack on the outer side wall of the rotating ring 57, so that the rotating ring 57 rotates, a groove on the rotating ring 57 is in intermittent rotating fit with the raised block 56 at the lower end of the vibrating ring 54, so that the vibrating ring 54 vibrates up and down in a reciprocating mode, the spring rod 55 always pushes the vibrating ring 54 in the vibrating process, after the vibrating ring 54 moves up, the spring rod 55 can rapidly push the vibrating ring 54 to move down, so that the vibrating ring 54 vibrates up and down in a reciprocating mode, when the ground mixed material falls into the filter screen 53 on the sleeve 52 from the grinding groove 45, the sleeve 52 drives the filter screen 53 to vibrate up and down in a reciprocating mode through the vibrating ring 54, so that the mixed material is screened, the qualified powder falls down through the holes of the filter screen 53 and finally falls into the collection frame 6, the rubber sheet 5a is connected between the upper end of the sleeve 52 and the upper end of the screening groove 51, the rubber sheet 5a is connected between the lower end of the vibration ring 54 and the lower end of the screening groove 51, so that the powder is prevented from entering into each part of the vibration screening mechanism 5, the powder loss is reduced, meanwhile, the mechanism can be prevented from being blocked by the powder, the parts can not run smoothly or even can not run, each material can generate certain high temperature in the mixing and stirring process, the grinding is more convenient, certain temperature can be generated in the grinding process, a certain height difference is formed between the lower end of the vibration screening groove 45 and the collection frame 6 through the filter screen 53, the mixed powder is scattered in the vibration screening process and is in certain contact with air, and meanwhile, certain air flow contact is formed when the powder falls into the collection frame 6, thereby realizing the cooling of the powder.

The above is only a preferred embodiment of the present invention, and is not intended to limit the present invention, and various modifications and changes will occur to those skilled in the art. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.

Claims

1. The utility model provides a makeup article additive powder preparation method, its uses makeup article additive powder preparation facilities, and the device includes base (1), support frame (2), mixing stirring mechanism (3), grinds mechanism (4), vibrations screening mechanism (5) and collection frame (6), its characterized in that: the concrete method for adopting the cosmetic additive powder preparation device to operate is as follows:

s3, mixing and stirring: putting the material prepared in the step S2 into a mixing and stirring mechanism (3) for fully mixing;

s4, grinding and screening: after the step S3 is finished, grinding and screening the mixed material, and finally collecting the ground and screened powder through a collecting frame (6);

the mixing and stirring mechanism (3) is arranged at the top of the supporting frame (2), the supporting frame (2) is fixedly welded on the upper end surface of the base (1), a grinding mechanism (4) is arranged below the mixing and stirring mechanism (3), the grinding mechanism (4) is fixedly welded on the supporting frame (2), a vibration screening mechanism (5) is arranged below the inner part of the grinding mechanism (4), a collecting frame (6) is placed under the vibration screening mechanism (5), and the collecting frame (6) is placed on the upper end surface of the base (1); wherein:

the mixing and stirring mechanism (3) comprises a mixing tank (31), a feeding pipe (32), a fixed shaft (33), a turnover motor (34), a discharge hole (35), a stirring rod (36), a stirring branch chain (37), a mounting seat (38) and stirring blades (39), wherein the mixing tank (31) is integrally of a hollow shell structure with a large upper end diameter and a small lower end diameter, the fixed shaft (33) is fixedly welded at the two ends of the mixing tank (31), the fixed shaft (33) is fixedly arranged on the support frame (2) through a bearing, one end of the fixed shaft (33) is connected with the output end of the turnover motor (34) through a shaft coupling, the turnover motor (34) is arranged on the outer side wall of the support frame (2) through a motor seat, the feeding pipe (32) is uniformly and obliquely arranged on the upper end surface of the mixing tank (31) along the circumferential direction, the feeding pipe (32) is communicated with the, a feeding port is formed in the upper end of the feeding pipe (32), a discharging port (35) communicated with the interior of the mixing tank (31) is formed in the lower end face of the mixing tank (31), a stirring rod (36) is vertically arranged in the center of the interior of the mixing tank (31), an installation seat (38) is fixed on the stirring rod (36), stirring blades (39) are uniformly and fixedly installed on the outer side wall of the installation seat (38) in the circumferential direction, and the stirring rod (36) is fixed in the mixing tank (31) through a stirring branch chain (37);

the grinding mechanism (4) comprises a fixing block (41), a grinding block (42), a discharge spout (43), a grinding port (44), a grinding groove (45), a lifting block (46), a grinding plate (47) and a grinding branch chain (48), wherein the grinding block (42) is fixedly welded on the support frame (2) through the fixing block (41), a sufficient space for turning the mixing tank (31) conveniently is reserved between the grinding block (42) and the mixing tank (31), the discharge spout (43) is arranged on the upper end face of the grinding block (42), the grinding port (44) matched with the discharge spout (43) is arranged on the upper end face of the grinding block (42), the grinding groove (45) communicated with the grinding port (44) is arranged in the grinding block (42), the lower end of the grinding groove (45) is obliquely arranged, the front end and the rear end of the lifting block (46) are in sliding fit with the grinding groove (45), and the grinding plate (47) is fixedly installed on the outer side walls of the left end and the right end of the lifting block (46), a grinding branch chain (48) is arranged in the lifting block (46);

the vibration screening mechanism (5) comprises a screening groove (51), a sleeve (52), a filter screen (53), a vibration ring (54), a spring rod (55), a protruding block (56), a rotating ring (57) and a vibration branched chain (58), the screening groove (51) is formed in the lower end face of a grinding block (42), the screening groove (51) is communicated with a grinding groove (45), the vibration ring (54) is arranged in the screening groove (51) in a sliding mode, a collecting frame (6) is located under the screening groove (51), the spring rod (55) is uniformly arranged on the upper end face of the vibration ring (54) in the circumferential direction, the upper end of the spring rod (55) is fixed at the top of the screening groove (51), the spring rod (55) has downward pushing force, the inner side wall of the vibration ring (54) and the outer side wall of the lower end of the sleeve (52) are fixedly installed in a detachable mode, the filter screen (53) is installed at the lower end position of the inner side wall of the sleeve (52), the utility model discloses a screening groove, including shaking ring (54), swivel ring (57), screening groove (51), the terminal surface is provided with protruding piece (56) along its central circumference evenly under shaking ring (54), the terminal surface rotates under swivel ring (57) and installs terminal surface under screening groove (51), swivel ring (57) up end is provided with the recess with protruding piece (56) looks normal running fit, the rack has been seted up on swivel ring (57) lateral wall, swivel ring (57) are connected with vibrations branch chain (58) through the rack.

2. The method for preparing a cosmetic additive powder according to claim 1, wherein the method comprises the steps of: stirring branch chain (37) including fixing base (371), dead lever (372), sealing washer (373) and agitator motor (374), agitator bar (36) upper end pass through the bearing and fix at blending tank (31) up end, agitator bar (36) lower extreme passes through the bearing and installs on fixing base (371), fixing base (371) lateral wall circumference evenly is connected with dead lever (372), the dead lever (372) other end is fixed on blending tank (31) inside wall, agitator bar (36) upper end and blending tank (31) inside up end pass through sealing washer (373) looks rotary seal cooperation, agitator bar (36) upper end is connected with agitator motor (374) output through the shaft coupling, agitator motor (374) are fixed at blending tank (31) up end through the motor cabinet.

3. The method for preparing a cosmetic additive powder according to claim 1, wherein the method comprises the steps of: the grinding branch chain (48) comprises a lifting groove (481), an incomplete gear (482), a grinding shaft (483), a lifting hole (484) and a grinding motor (485), the lifting block (46) is internally provided with a lifting groove (481), the left side wall and the right side wall of the lifting groove (481) are symmetrically provided with plane racks, the lifting block (46) is meshed and connected with the incomplete gear (482) through a plane rack, the incomplete gear (482) is arranged in the lifting groove (481), the incomplete gear (482) is fixedly sleeved on the grinding shaft (483), the two ends of the grinding shaft (483) are fixed on a grinding block (42) through bearings, lifting holes (484) are formed in the front end and the rear end of the lifting block (46), one end of the grinding shaft (483) is connected with the output end of the grinding motor (485) through a coupler, and the grinding motor (485) is fixed to the outer end face of the edge block through a motor base.

4. The method for preparing a cosmetic additive powder according to claim 1, wherein the method comprises the steps of: vibrations branched chain (58) include rotating gear (581), axis of rotation (582) and rotation motor (583), rotating ring (57) be connected through rack and rotating gear (581) looks meshing, rotating gear (581) fixed cover is established on axis of rotation (582), terminal surface under screening groove (51) is fixed through the bearing to axis of rotation (582) lower extreme, axis of rotation (582) upper end is connected with rotation motor (583) output through the shaft coupling, install in screening groove (51) through the motor cabinet rotating motor (583).

5. The method for preparing a cosmetic additive powder according to claim 1, wherein the method comprises the steps of: the vibrating screen is characterized in that a rubber sheet (5a) for isolating powder is connected between the upper end faces of the sleeve (52) and the screening groove (51), a rubber sheet (5a) for isolating powder is connected between the lower end face of the vibrating ring (54) and the lower end face of the screening groove (51), and the rubber sheet (5a) is reserved with enough length and has certain elasticity.

6. A method for preparing a cosmetic additive powder according to claim 3, characterized in that: the corresponding angle of the teeth of the incomplete gear (482) is 180 degrees.