CN111068837A

CN111068837A - High-efficient raw materials grinder is used in cosmetics production

Info

Publication number: CN111068837A
Application number: CN201911351635.5A
Authority: CN
Inventors: 陈帆帆
Original assignee: Introduction Baer Hangzhou Technology Co ltd
Current assignee: Introduction Baer Hangzhou Technology Co ltd
Priority date: 2019-12-25
Filing date: 2019-12-25
Publication date: 2020-04-28

Abstract

The invention discloses a high-efficiency raw material grinding device for cosmetic production, which belongs to the field of cosmetic production equipment and comprises an upper shell and a lower shell which are fixedly connected with each other, wherein the upper shell is positioned on the upper side of the lower shell, a plurality of grinding rollers which are driven by a driving motor arranged outside the upper shell to rotate are arranged in the upper shell, the grinding rollers are mutually meshed, a feed hopper is fixedly arranged at the upper end of the upper shell, a discharge hole is arranged at the bottom end of the lower shell, a speed control device for controlling the blanking speed of raw materials is arranged in the upper shell, the raw materials can be sent into the grinding rollers in a segmentation manner to be ground through the arrangement of the speed control device, the situation that the raw materials are piled too much and are not ground sufficiently and repeatedly ground is not caused, the grinding efficiency is improved, the arrangement of a limiting part further increases the transfer path of the raw materials, so that the raw materials in the preorder grinding operation can be ground more, further improving the grinding efficiency.

Description

High-efficient raw materials grinder is used in cosmetics production

Technical Field

The invention relates to the field of cosmetic production equipment, in particular to a high-efficiency raw material grinding device for cosmetic production.

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.

During cosmetics production, some raw materials for production need grind the processing, just can use it, pour raw materials for production into grinding the casing in the operation process at present, grind the raw materials through grinding the roller, in the grinding process, raw materials for production is once only usually, lead to grinding the good raw materials of part grinding in-process still being ground repeatedly, probably there is the condition that other part raw materials are not fully ground, and this grinding mode makes the long great increase of grinding time, and grinding efficiency is not high, and the energy consumption is higher.

Disclosure of Invention

1. Technical problem to be solved

Aiming at the problems in the prior art, the invention aims to provide a high-efficiency raw material grinding device for cosmetic production, which can feed raw materials into a grinding roller in sections for grinding through the arrangement of a speed control device, so that the situation that the raw materials are accumulated too much and are not ground sufficiently and repeatedly is not caused easily, the grinding efficiency is improved, the arrangement of a limiting component further increases the transfer path of the raw materials, so that the raw materials in the prior grinding operation can be ground more sufficiently, and the grinding efficiency is further improved.

2. Technical scheme

In order to solve the above problems, the present invention adopts the following technical solutions.

The utility model provides a cosmetic production is with high-efficient raw materials grinder, includes mutual fixed connection's last casing and lower casing, go up the upside that the casing is located casing down, be equipped with a plurality ofly in the upper casing by the driving motor drive pivoted grinding roller that sets up in the outside of last casing, and a plurality of grinding roller intermeshing, go up the casing upper end and set firmly the feeder hopper, the casing bottom is equipped with the discharge gate down, be equipped with the accuse quick-witted that is used for controlling raw materials unloading speed in the upper casing, accuse quick-witted is located the upside of grinding roller, the top sets firmly the quantity limiting member that is used for restricting the raw materials to fall into between a plurality of grinding rollers in the upper casing, the quantity limiting member is located the outside of accuse quick-mounting, the bottom of feeder hopper is located the inboard of quantity limiting member, filter member has set firmly between two inner walls about the upper casing, filter member is located the downside of grinding roller, make the raw materials sent into the grinding roller by stage and grind in, be difficult for causing the raw materials to pile up too much and grind the circumstances of insufficient repeated grinding, improved grinding efficiency, the setting of limit quantity has further increased the transfer route of raw materials for raw materials in the preorder grinding operation can carry out more abundant grinding, further makes grinding efficiency improve.

Furthermore, the speed control device comprises a rotating motor and a rolling cylinder, the rotating motor is fixedly arranged on the outer wall of the upper shell, the output end of the rotating motor penetrates through the inner wall of the upper shell and is fixedly connected with the rolling cylinder, one end of the rolling cylinder, which is far away from the rotating motor, is contacted with the inner wall of the upper shell, the outer wall of the rolling cylinder is fixedly provided with a plurality of positioning plates which are uniformly distributed, when the raw materials are poured into the upper shell through the feed hopper, the raw materials fall between two adjacent positioning plates, the rotating motor drives the rolling cylinder to rotate, the raw materials are driven to rotate in the rotating process of the rolling cylinder, when the raw materials rotate by more than 45 degrees along with the positioning plates, the raw materials between the two positioning plates begin to be poured out and fall into the grinding rollers for grinding operation, through the setting of a roll section of thick bamboo and locating plate, send into the grinding roller in turn with the raw materials that treat to grind and grind, be favorable to improving grinding efficiency.

Furthermore, every two adjacent locating plates the widest interval between be less than the aperture that the feeder hopper is located the upper casing, when making to the feeder hopper in the pouring, the raw materials can drop to between two of them locating plates and rather than between two locating plates of a set of or multiunit adjacent, make raw materials multiaspect distribute, and then make the raw materials batch grinding of treating grinding, be favorable to improving grinding efficiency.

Further, the quantity-limiting component includes the U-shaped sieve, the U-shaped sieve is fixed mutually with the top in the last casing, roll a section of thick bamboo and locating plate all are located inside the U-shaped sieve, the hourglass material hole has been dug to U-shaped sieve bottom, when roll a section of thick bamboo drive raw materials and rotate to surpass 45 when, two locating plates begin the downward sloping, the raw materials is easily poured into between the grinding roller this moment, the setting of U-shaped sieve forms the hindrance effect to the raw materials, make the raw materials pour into U-shaped sieve inner wall through the locating plate, the raw materials drive down along U-shaped sieve inner wall gliding with the rotation effect of locating plate under natural gravity, drop again through the hourglass material hole and grind between a plurality of grinding rollers again after being close to the hourglass material hole, the setting of U-shaped sieve has increased the motion route of raw materials, make the raw materials in the preorder grinding more abundant by.

Further, the one end that a roll section of thick bamboo was kept away from to the locating plate has set firmly the brush cleaner, part the one end that the locating plate was kept away from to the brush cleaner contacts with U-shaped sieve inner wall, and when the raw materials between two locating plates were emptyd, the raw materials dropped to U-shaped sieve inner wall, and the brush cleaner and the contact of U-shaped sieve inner wall will probably adsorb the raw materials on U-shaped sieve inner wall down with the setting of brush cleaner when the locating plate rotated.

Further, the central axis of feeder hopper, a roll section of thick bamboo, U-shaped sieve, hourglass material hole and discharge gate all is located same straight line, makes the raw materials poured into through the feeder hopper can the efficient transport to hourglass material hole department through two arbitrary adjacent locating plates on the roll section of thick bamboo, falls into again through hourglass material hole and grinds between a plurality of grinding rollers.

Furthermore, the filtering piece comprises an upper layer filtering net bag and a lower layer filtering net bag which are mutually sewed and connected, the upper layer of filter net bag is positioned at the upper side of the lower layer of filter net bag, the upper layer of filter net bag and the lower layer of filter net bag are both fixed with the inner wall of the upper shell, the mesh aperture of the upper layer filter net bag is larger than that of the lower layer filter net bag, the filter element can filter the ground raw materials, so that the raw materials which are not completely ground by the grinding rollers are not easy to mix in the ground raw materials, further the quality of the ground raw material powder is not easily affected, the raw material powder which is not completely ground is continuously ground by a plurality of grinding rollers until the raw material powder is completely ground and then falls down by the filter element, the filtering effect is better by the arrangement of the upper layer filter screen bag and the lower layer filter screen bag, compare in one deck filter screen simultaneously, the dual setting of upper filter screen pocket and lower floor's filter screen pocket makes the bearing capacity who filters better.

Further, the rotating speed of the grinding roller is greater than that of the rolling cylinder, and the size ratio of the grinding roller to the rolling cylinder is 4-5: 1 for when grinding the raw materials at grinding roller fast revolution, the rolling section of thick bamboo is slower than the rotational speed in grinding roller, and then makes the raw materials that are currently grinding have sufficient grinding time, and then can improve grinding efficiency.

3. Advantageous effects

Compared with the prior art, the invention has the advantages that:

(1) this scheme can be through the setting of accuse quick-witted for the raw materials is sent into in the grinding roller by the segmentation and is ground, is difficult for causing the raw materials to pile up too much and grind the circumstances of insufficient repeated grinding, has improved grinding efficiency, and the setting of limiting element has further increased the transfer route of raw materials, makes the raw materials in the preorder grinding operation can carry out more abundant grinding, further makes grinding efficiency improve.

(2) The speed control device comprises a rotating motor and a rolling cylinder, the rotating motor is fixedly arranged on the outer wall of an upper shell, the output end of the rotating motor penetrates through the inner wall of the upper shell and is fixedly connected with the rolling cylinder, one end, far away from the rotating motor, of the rolling cylinder is in contact with the inner wall of the upper shell, a plurality of uniformly distributed positioning plates are fixedly arranged on the outer wall of the rolling cylinder, when raw materials are poured into the upper shell through a feeding hopper, the raw materials fall between two adjacent positioning plates, the rotating motor drives the rolling cylinder to rotate, the rolling cylinder drives the raw materials to rotate in the rotating process, after the raw materials rotate by more than 45 degrees along with the positioning plates, the raw materials between the two positioning plates begin to be poured out, and fall into a grinding roller to be ground, the raw materials to be ground are fed into the grinding roller in batches to be.

(3) The widest distance between every two adjacent positioning plates is smaller than the aperture of the feeding hopper in the upper shell, so that when the materials are poured into the feeding hopper, the raw materials can fall between the two positioning plates and between one or more groups of two positioning plates adjacent to the raw materials, the raw materials are distributed in multiple directions, the raw materials to be ground are ground in batches, and the grinding efficiency is improved.

(4) The quantity-limiting part comprises a U-shaped sieve plate, the U-shaped sieve plate is fixed with the top end in the upper shell, a rolling barrel and a positioning plate are both positioned inside the U-shaped sieve plate, a material leaking hole is formed in the bottom end of the U-shaped sieve plate, when the rolling barrel drives raw materials to rotate to a position exceeding 45 degrees, the two positioning plates start to slope downwards, the raw materials are easy to pour into the grinding rollers at the moment, the U-shaped sieve plate is arranged to form a blocking effect on the raw materials, the raw materials are poured into the inner wall of the U-shaped sieve plate through the positioning plates, the raw materials slide downwards along the inner wall of the U-shaped sieve plate under the action of natural gravity and the driving of the positioning plates, the raw materials drop to the plurality of grinding rollers through the material leaking hole after approaching the material leaking hole to grind, the U-shaped sieve plate is arranged.

(5) The one end that the roll section of thick bamboo was kept away from to the locating plate has set firmly the brush cleaner, and the one end that the locating plate was kept away from to part brush cleaner contacts with U-shaped sieve inner wall, and when the raw materials between two locating plates was emptyd, the raw materials dropped to U-shaped sieve inner wall, and the brush cleaner's setting can be swept down with the raw materials that probably adsorbs on U-shaped sieve inner wall with the contact of U-shaped sieve inner wall when the locating plate rotated.

(6) The central axis of feeder hopper, a roll section of thick bamboo, U-shaped sieve, hourglass material hole and discharge gate all is located same straight line, makes the raw materials of pouring into through the feeder hopper can the efficient transport to hourglass material hole department through two arbitrary adjacent locating plates on the roll section of thick bamboo, falls into again through hourglass material hole and grinds between a plurality of grinding rollers.

(7) Filter upper filter string bag and lower floor's filter string bag that includes the connection of sewing up each other, and upper filter string bag is located the upside of lower floor's filter string bag, upper filter string bag and lower floor's filter string bag all are fixed with the upper casing inner wall, the mesh aperture of upper filter string bag is greater than the mesh aperture of lower floor's filter string bag, the setting of filtering piece can filter the raw materials after grinding, make not being difficult for mixing in the raw materials that grind completely by a plurality of grinding rollers, and then be difficult for influencing the quality of grinding back raw materials powder, the continuation that does not grind completely grinds through a plurality of grinding rollers, fall through the filter again after grinding completely, make the filter effect better through the setting of upper filter string bag and lower floor's filter string bag, compare in the one deck filter screen simultaneously, the dual setting of upper filter string bag and lower floor's filter string bag makes the bearing capacity of filtering piece better.

(8) The rotating speed of the grinding roller is greater than that of the rolling cylinder, and the size ratio of the grinding roller to the rolling cylinder is 4-5: 1 for when grinding the raw materials at grinding roller fast revolution, the rolling section of thick bamboo is slower than the rotational speed in grinding roller, and then makes the raw materials that are currently grinding have sufficient grinding time, and then can improve grinding efficiency.

Drawings

FIG. 1 is a schematic front view of the present invention;

FIG. 2 is a schematic left side view of the speed control device portion of the present invention;

FIG. 3 is an exploded view of the filter portion of the present invention;

FIG. 4 is a schematic perspective view of the rolling cylinder and the positioning plate of the present invention;

fig. 5 is a perspective view of a limiter portion of the present invention.

The reference numbers in the figures illustrate:

11 upper shell, 12 lower shell, 2 grinding roller, 31U-shaped sieve plate, 32 material leaking holes, 41 rolling cylinder, 42 positioning plate, 43 cleaning brush, 5 filtering piece, 51 upper layer filtering net bag, 52 lower layer filtering net bag and 6 rotating motor.

Detailed Description

The drawings in the embodiments of the invention will be combined; the technical scheme in the embodiment of the invention is clearly and completely described; obviously; the described embodiments are only some of the embodiments of the invention; but not all embodiments, are based on the embodiments of the invention; all other embodiments obtained by a person skilled in the art without making any inventive step; all fall within the scope of protection of the present invention.

In the description of the present invention, it should be noted that the terms "upper", "lower", "inner", "outer", "top/bottom", and the like indicate orientations or positional relationships based on those shown in the drawings, and are only for convenience of description and simplification of description, but do not indicate or imply that the referred device or element must have a specific orientation, be constructed in a specific orientation, and be operated, and thus should not be construed as limiting the present invention. Furthermore, the terms "first" and "second" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.

In the description of the present invention, it should be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "disposed," "sleeved/connected," "connected," and the like are to be construed broadly, e.g., "connected," which may be fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meanings of the above terms in the present invention can be understood in specific cases to those skilled in the art.

Example 1:

referring to fig. 1, a high-efficient raw material grinding device for cosmetic production, includes an upper casing 11 and a lower casing 12 fixedly connected to each other, the upper casing 11 is located on the upper side of the lower casing 12, a plurality of grinding rollers 2 driven to rotate by a driving motor arranged outside the upper casing 11 are arranged in the upper casing 11, and the plurality of grinding rollers 2 are engaged with each other, the rotating speed of the grinding rollers 2 is greater than that of the rolling cylinder 41, and the size ratio of the two is 4.5: 1 for when grinding 2 fast rotations of grinding roller to the raw materials, rolling section of thick bamboo 41 is compared in the rotational speed of grinding roller 2 and is slower, and then makes the raw materials that are currently grinding have sufficient grinding time, and then can improve grinding efficiency, and it has set firmly the feeder hopper to go up 11 upper ends of casing, and casing 12 bottom is equipped with the discharge gate down, and the bottom is the slope structure down in casing 12.

Referring to fig. 1, 2 and 4, a speed control device for controlling the discharging speed of the raw material is disposed in the upper housing 11, the speed control device is located on the upper side of the grinding roller 2, the speed control device includes a rotating motor 6 and a rolling cylinder 41, the rotating motor 6 is fixedly disposed on the outer wall of the upper housing 11, the output end of the rotating motor 6 penetrates through the inner wall of the upper housing 11 and is fixedly connected with the rolling cylinder 41, one end of the rolling cylinder 41 far away from the rotating motor 6 contacts with the inner wall of the upper housing 11, a plurality of uniformly distributed positioning plates 42 are fixedly disposed on the outer wall of the rolling cylinder 41, when the raw material is poured into the upper housing 11 through the feeding hopper, the raw material falls between two adjacent positioning plates 42, the rotating motor 6 drives the rolling cylinder 41 to rotate, the rolling cylinder 41 drives the raw material to rotate during the rotation, when the raw material rotates over 45 degrees along with the positioning plates 42, the, and fall into the grinding roller 2 and carry out the grinding operation, through the setting of the cylinder 41 and locating plate 42 of rolling, send the raw materials to be ground into grinding roller 2 in batches and grind, help to improve grinding efficiency, the widest interval between every two adjacent locating plates 42 is less than the aperture that the feeder hopper lies in the upper housing 11, when making to pouring in the feeder hopper, the raw materials can drop to between two of them locating plates 42 and between two locating plates 42 of a set of or multiunit adjacent to it, make the raw materials distribute in many ways, and then make the raw materials to be ground grind in batches, help to improve grinding efficiency.

Referring to fig. 1 and 5, a limiting member for limiting the amount of the raw material falling between the grinding rollers 2 is fixedly arranged at the top end in the upper housing 11, the limiting member is positioned at the outer side of the speed control device, the bottom end of the feed hopper is positioned at the inner side of the limiting member, the limiting member comprises a U-shaped screen plate 31, the U-shaped screen plate 31 is fixed with the top end in the upper housing 11, a rolling tube 41 and a positioning plate 42 are both positioned in the U-shaped screen plate 31, a material leaking hole 32 is formed at the bottom end of the U-shaped screen plate 31, when the rolling tube 41 drives the raw material to rotate to more than 45 degrees, the two positioning plates 42 start to incline downwards, the raw material is easy to be poured between the grinding rollers 2, the U-shaped screen plate 31 is arranged to form a barrier effect on the raw material, the raw material is poured into the inner wall of the U-shaped screen plate 31 through the positioning plate 42, the raw material slides downwards along the inner wall of the U-shaped screen plate 31 under the natural, the U-shaped sieve plate 31 increases the moving path of the raw materials, so that the raw materials in the pre-grinding process are ground more fully, and the grinding efficiency is further improved.

Referring to fig. 1, a cleaning brush 43 is fixedly arranged at one end of the positioning plate 42, which is far away from the rolling cylinder 41, one end of a part of the cleaning brush 43, which is far away from the positioning plate 42, contacts with the inner wall of the U-shaped sieve plate 31, when the raw material between the two positioning plates 42 is poured out, the raw material drops to the inner wall of the U-shaped sieve plate 31, the cleaning brush 43 is arranged so that the cleaning brush 43 contacts with the inner wall of the U-shaped sieve plate 31 when the positioning plate 42 rotates to sweep the raw material possibly adsorbed on the inner wall of the U-shaped sieve plate 31, and the central axes of the feeding hopper, the rolling cylinder 41, the U-shaped sieve plate 31, the material leaking holes 32 and the material outlet are all located on the same straight line, so that the raw material poured in the feeding hopper can be efficiently transferred to the material leaking holes 32 through any two adjacent positioning plates 42 on.

Referring to fig. 1 and 3, a filtering member 5 is fixedly disposed between the left inner wall and the right inner wall of the upper casing 11, the filtering member 5 is located at the lower side of the grinding roller 2, the filtering member 5 includes an upper filtering net bag 51 and a lower filtering net bag 52 which are connected with each other by sewing, the upper filtering net bag 51 is located at the upper side of the lower filtering net bag 52, the upper filtering net bag 51 and the lower filtering net bag 52 are fixed to the inner wall of the upper casing 11, the mesh aperture of the upper filtering net bag 51 is larger than that of the lower filtering net bag 52, the filtering member 5 is disposed to filter the ground raw material, so that the raw material which is not completely ground by the plurality of grinding rollers 2 is not easily mixed in the ground raw material, thereby not affecting the quality of the ground raw material powder, the raw material which is not completely ground is continuously ground by the plurality of grinding rollers 2 until the raw material completely ground raw material falls down by the filtering member 5, the filtering effect is better by the arrangement of the upper filtering net bag 51 and the lower, meanwhile, compared with one layer of filter screen, the double arrangement of the upper layer of filter screen pocket 51 and the lower layer of filter screen pocket 52 enables the bearing capacity of the filter element 5 to be better.

When in use, a worker starts the rotating motor 6 and a driving motor for controlling the grinding rollers 2 to pour raw materials into the grinding device from the feed hopper, the raw materials fall into an area enclosed by one or more groups of two positioning plates 42 and the rolling cylinders 41, the rolling cylinders 41 and the positioning plates 42 are driven to rotate under the driving action of the rotating motor 6, meanwhile, the raw materials rotate along with the rolling cylinders 41 and the positioning plates 42, when the rotation amplitude of the raw materials exceeds 45 degrees, the raw materials fall onto the inner wall of the U-shaped sieve plate 31 under the inclined downward inclination action of the positioning plates 42, the raw materials slide down through the inner wall of the U-shaped sieve plate 31 under the natural gravity action and the rotation driving action of the positioning plates 42 and fall among the grinding rollers 2 through the material leakage holes 32 to be ground, the ground raw material powder sequentially slides out through the filter element 5 and the discharge hole, the raw materials which are not completely ground are intercepted by the filter element 5 to be continuously, can be through the setting of accuse quick-mounting for the raw materials is sent into in the grinding roller by the segmentation and is ground, is difficult for causing the raw materials to pile up too much and grind the circumstances of insufficient repeated grinding, has improved grinding efficiency, and the setting of limiting quantity piece has further increased the transfer route of raw materials, makes the raw materials in the preorder grinding operation can carry out more abundant grinding, further makes grinding efficiency improve.

The above; but are merely preferred embodiments of the invention; the scope of the invention is not limited thereto; any person skilled in the art is within the technical scope of the present disclosure; the technical scheme and the improved concept of the invention are equally replaced or changed; are intended to be covered by the scope of the present invention.

Claims

1. The utility model provides a cosmetic production is with high-efficient raw materials grinder, includes mutual fixed connection's last casing (11) and casing (12) down, it is located the upside of casing (12) down to go up casing (11), upward be equipped with in casing (11) a plurality ofly by setting up at the outside driving motor drive pivoted grinding roller (2) of last casing (11), and a plurality of grinding roller (2) intermeshing, go up casing (11) upper end and set firmly the feeder hopper, casing (12) bottom is equipped with discharge gate, its characterized in that down: go up and be equipped with the fast device of accuse that is used for controlling raw materials unloading speed in casing (11), the fast device of accuse is located the upside of grinding roller (2), go up casing (11) interior top and be equipped with admittedly and be used for restricting the quantity limited part that the raw materials fell into a plurality of grinding between roller (2), the limited part is located the outside of the fast device of accuse, the bottom of feeder hopper is located the inboard of limited part, go up casing (11) and set firmly between two inner walls and filter piece (5), filter piece (5) are located the downside of grinding roller (2).

2. The efficient raw material grinding device for cosmetic production according to claim 1, wherein: the speed control device comprises a rotating motor (6) and a rolling cylinder (41), wherein the rotating motor (6) is fixedly arranged on the outer wall of an upper shell (11), the output end of the rotating motor (6) penetrates through the inner wall of the upper shell (11) and is fixedly connected with the rolling cylinder (41), one end, far away from the rotating motor (6), of the rolling cylinder (41) is in contact with the inner wall of the upper shell (11), and a plurality of uniformly distributed positioning plates (42) are fixedly arranged on the outer wall of the rolling cylinder (41).

3. The efficient raw material grinding device for cosmetic production according to claim 2, characterized in that: the widest distance between every two adjacent positioning plates (42) is smaller than the aperture of the feed hopper in the upper shell (11).

4. The efficient raw material grinding device for cosmetic production according to claim 2, characterized in that: the quantity-limiting component comprises a U-shaped sieve plate (31), the U-shaped sieve plate (31) is fixed to the top end of the upper shell (11), the rolling barrel (41) and the positioning plate (42) are both located inside the U-shaped sieve plate (31), and material leakage holes (32) are formed in the bottom end of the U-shaped sieve plate (31).

5. The efficient raw material grinding device for cosmetic production according to claim 4, wherein: one end of the positioning plate (42) far away from the rolling cylinder (41) is fixedly provided with a cleaning brush (43), and one end of part of the cleaning brush (43) far away from the positioning plate (42) is contacted with the inner wall of the U-shaped sieve plate (31).

6. The efficient raw material grinding device for cosmetic production according to claim 4, wherein: the central axes of the feed hopper, the rolling cylinder (41), the U-shaped sieve plate (31), the material leaking hole (32) and the material outlet are all positioned on the same straight line.

7. The efficient raw material grinding device for cosmetic production according to claim 1, wherein: filter piece (5) including the upper filter string bag (51) and lower floor's filter string bag (52) of mutual sewing connection, and upper filter string bag (51) are located the upside of lower floor's filter string bag (52), upper filter string bag (51) and lower floor's filter string bag (52) all are fixed mutually with last casing (11) inner wall, the mesh aperture of upper filter string bag (51) is greater than the mesh aperture of lower floor's filter string bag (52).

8. The efficient raw material grinding device for cosmetic production according to claim 1, wherein: the rotating speed of the grinding roller (2) is greater than that of the rolling cylinder (41), and the size ratio of the grinding roller to the rolling cylinder is 4-5: 1.