CN216799970U - Milling machine convenient to carry powder - Google Patents

Abstract

The application provides a pulverizer convenient to convey powder, which comprises a pulverizer main body and a suction conveying mechanism; a grinding cavity is arranged in the pulverizer main body, and a material receiving cavity is arranged below the grinding cavity; inhale material conveying mechanism and set up in the inside of milling machine main part for carry after carrying out the suction to the powder that the milling machine main part ground the gained, inhale material conveying mechanism and include and inhale material pipe and lower material pipe, the one end of inhaling the material pipe on and the upper end fixed connection of inhaling the material pipe down, the other end is connected with arranges the outside tuber pipe of milling machine main part in, the lower extreme of inhaling the material pipe down stretches into the inside that connects the hopper from the upper portion that connects the material chamber, the inside grinding chamber of milling machine main part is with to connect the material chamber to set up for bilateral symmetry, inhale the return bend of material pipe for having the radian down, the lower extreme shaft outside of the pipe body of inhaling the material pipe down is provided with the vibrator. The problem that space that needs when having solved traditional milling machine installation and use is big, installation difficulty, increase in cost has been guaranteed the smoothness nature that the powder was carried simultaneously, has improved crocus efficiency.

Description

Milling machine convenient to carry powder

Technical Field

The utility model relates to a milling equipment technical field especially relates to a milling machine convenient to carry powder.

Background

The principle of the pulverizer is that the pulverizer is pressed by a grinding roller to grind large-particle crops and chemical raw materials into small-particle powder.

The existing flour mill adopts the mode of discharging materials automatically, the materials discharged automatically utilize the gravity of the materials after being crushed to fall into the discharge hopper at the lower part of the flour mill, the materials are discharged outside by the discharging machine or enter into a corresponding conveying system, when the material discharging mode is adopted, the conveying device is installed in the space of a floor required below the flour mill, a very large space area is needed when the flour mill is used, the installation is inconvenient, the factory building investment and maintenance cost are increased, and the problem of low milling efficiency of the flour mill is caused.

SUMMERY OF THE UTILITY MODEL

The application provides a milling machine convenient to carry powder for need very big area when solving milling machine installation and use, cause the installation inconvenient, the factory building investment and the maintenance cost increase, and cause the problem of milling machine crocus inefficiency, guaranteed powder transport's smoothness nature simultaneously, improved crocus efficiency.

The application provides a pulverizer convenient to convey powder, which comprises a pulverizer main body and a suction conveying mechanism; a grinding cavity for grinding the added material into powder is arranged in the pulverizer main body, a receiving cavity is arranged below the grinding cavity in the pulverizer main body, and a receiving hopper is arranged in the receiving cavity; inhale material conveying mechanism and set up in the inside of milling machine main part for carry after carrying out the suction to the material that milling machine main part ground the gained, inhale material conveying mechanism and include and inhale material pipe and lower material pipe, it sets up in the inside of milling machine main part to inhale the material pipe, the one end of inhaling the material pipe on and the upper end fixed connection who inhales the material pipe down, the lower extreme that inhales the material pipe down stretches into the inside that connects the material chamber from the upper portion that connects the material chamber, the other end that inhales the material pipe on is connected with the external tuber pipe of arranging milling machine main part in, inhale the return bend of material pipe for having the radian down, the lower end shaft outside of the pipe body is provided with the vibrator down.

Optionally, the bending angle of the lower suction pipe is 136 and 137 degrees, the lower end of the lower suction pipe extends into the central position of the bottom of the receiving hopper, and the vertical distance between the lower end of the lower suction pipe and the central position of the bottom of the receiving hopper is 3-5 cm.

Optionally, a lower suction pipe sleeve is fixedly arranged at the bent part of the lower suction pipe.

Optionally, the lower material suction pipe is fixed inside the material receiving cavity through a material suction pipe support frame, a slot is formed in the lower material suction pipe along the diameter direction, and a material suction pipe baffle is inserted in the slot.

Optionally, the pulverizer main body includes a case, a feeding cylinder, a grinding roller assembly and a protection cylinder, the protection cylinder is disposed on the upper portion of the case and is fixedly connected with the case, the feeding cylinder is disposed in the protection cylinder, the upper suction pipe penetrates through the protection cylinder and extends into the case, and the grinding roller assembly is disposed on the lower portion of the grinding chamber.

Optionally, the number of the grinding cavity, the material receiving cavity, the material sucking and conveying mechanism, the feeding cylinder and the grinding roller assembly is two respectively;

wherein, two grinding chambers, two connect the material chamber, inhale material conveying mechanism, two feed cylinders, two grinding roller subassemblies are the symmetry setting.

Optionally, a movable openable baffle is arranged at the bottom of the receiving hopper, and the baffle is connected with the receiving hopper through a movable bolt.

Optionally, the grinding roller assembly is disposed at a lower portion of the grinding chamber, and a lower end of the lower suction pipe extends into a central position of the bottom of the receiving hopper.

Optionally, a feeding roller is arranged in the grinding cavity and is positioned above the grinding roller assembly; a material baffle plate is arranged in the grinding cavity and is positioned between the grinding roller assembly and the feeding roller.

Optionally, an observation port is arranged on the outer side of the lower suction pipe, and the observation port is a metal plate which is fastened through a bolt and can be closed and opened movably.

Optionally, a locking handle is arranged on the outer side of the pulverizer main body, and the locking handle is connected with the grinding roller assemblies through a connecting rod mechanism and used for adjusting the rolling distance between the grinding roller assemblies.

The application provides a milling machine convenient to carry powder through setting up grinding chamber, has realized waiting to grind the effect that the material ground becomes the powder, has following beneficial effect:

(1) the material receiving cavity is arranged below the grinding cavity and used for receiving the ground powder and preventing splashing.

(2) The setting is inhaled material conveying mechanism, is convenient for carry the powder that connects the material intracavity to next process through the negative pressure, compares in traditional mode through flowing material with the powder discharge machine outside, needs the space of a floor to install conveyor in the below of milling machine, and the space that needs when having solved milling machine installation and use is big, the installation difficulty, problem that cost-push and milling machine crocus are inefficiency.

(3) The lower suction pipe is arranged to be the bent pipe with the radian, so that the impact of powder on the inner wall of the lower suction pipe is relieved when the suction conveying is carried out in a negative pressure state; and the vibrator is arranged on the outer side of the lower end pipe body of the lower suction pipe, so that the lower suction pipe is prevented from being blocked in the conveying process, and the smoothness of powder conveying is facilitated.

(4) Connect simultaneously hopper bottom to set up to the activity and can open the formula, be convenient for break down or connect the material chamber to pile up the powder when too much in the milling machine.

Drawings

In order to more clearly illustrate the embodiments of the present application or the technical solutions in the prior art, the drawings needed to be used in the description of the embodiments or the prior art will be briefly described below, and it is obvious that the drawings in the following description are some embodiments of the present application, and other drawings can be obtained by those skilled in the art without creative efforts.

Fig. 1 is a schematic structural diagram of a mill facilitating powder transportation according to an embodiment of the present disclosure;

FIG. 2 is a schematic diagram of a powder mill facilitating powder transportation according to another embodiment of the present disclosure;

fig. 3 is a schematic structural diagram of a lower suction pipe of a pulverizer convenient for conveying powder according to an embodiment of the present application;

FIG. 4 is a schematic diagram illustrating a top view of a powder mill along direction A-A for facilitating powder transportation according to an embodiment of the present disclosure;

fig. 5 is a schematic top view of a lower suction pipe of a powder mill for facilitating powder transportation according to an embodiment of the present disclosure.

Reference numerals:

1: a mill body;

11: a chassis;

12: a feeding cylinder;

13: a grinding roll assembly;

14: locking the handle;

15: a protective cylinder;

2: a grinding chamber;

3: a receiving cavity;

4: an upper material suction pipe;

5: a material discharging pipe is arranged;

51: a vibrator;

52: a suction pipe support frame;

53: a suction pipe baffle;

54: a lower suction pipe sleeve;

55: a viewing port;

6: a receiving hopper;

61: a baffle plate;

7: a feed roller;

8: a striker plate.

Detailed Description

In order to make the objects, technical solutions and advantages of the embodiments of the present application clearer, the technical solutions in the embodiments of the present application are clearly and completely described below, and it is obvious that the described embodiments are a part of the embodiments of the present application, but 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 application.

Fig. 1 is a schematic structural diagram of a pulverizer convenient for conveying powder according to an embodiment of the present disclosure, as shown in fig. 1, including a pulverizer main body 1 and a suction conveying mechanism; a grinding cavity 2 for grinding the added materials into powder is arranged inside the pulverizer main body 1, a receiving cavity 3 is arranged below the grinding cavity 2 inside the pulverizer main body 1, and a receiving hopper 6 is arranged in the receiving cavity 3; inhale material conveying mechanism and set up in the inside of milling machine main part 1 for carry after carrying out the suction to the material that milling machine main part 1 ground the gained, inhale material conveying mechanism and include and inhale material pipe 4 on, inhale material pipe 5 and external tuber pipe down, it sets up in the inside of milling machine main part 1 to inhale material pipe 4 on, the one end of inhaling material pipe 4 and the upper end fixed connection who inhales material pipe 5 down, the lower extreme that inhales material pipe 5 down stretches into the inside that connects material chamber 3 from the upper portion that connects material chamber 3, the other end that inhales material pipe 4 on is connected with the external tuber pipe of arranging milling machine main part 1 outside in, it is the return bend that has the radian to inhale material pipe 5 down, it is provided with vibrator 51 to inhale the pipe 5 lower extreme shaft outside down.

Specifically, grind chamber 2 and be used for grinding the material of waiting to grind into powder, connect material chamber 3 to be located the below of grinding chamber 2 for receive the powder after grinding, connect to be provided with in the material chamber 3 and connect hopper 6, connect hopper 6 to be pot type structure, be convenient for concentrate the powder in connecing hopper 6, the powder gathering after the pot type structure is favorable to grinding is convenient for carry in the bottom that connects hopper 6 simultaneously. The material sucking and conveying mechanism comprises an upper material sucking pipe 4 and a lower material sucking pipe 5. The upper suction pipe 4 is located inside the mill main body 1, one end of the upper suction pipe 4 is fixedly connected with the upper end of the lower suction pipe 5, the other end of the upper suction pipe 4 is connected with an external air pipe, the external air pipe provides power for conveying powder, and the lower end of the lower suction pipe 5 extends into the receiving hopper 6 from the upper part of the receiving cavity 3 and is used for outputting the powder in the receiving cavity 3. Inhale material conveying mechanism and be convenient for carry the powder that connects the material intracavity to next process through the negative pressure, compare in traditional through the mode from flowing material with powder discharge milling machine outside, need the space of a floor in the below of milling machine and install conveyor, the space that needs when having solved traditional milling machine installation and use is big, the installation difficulty, problem that cost-push and milling machine crocus are inefficiency. The lower suction pipe 5 is arranged to be a bent pipe with a radian, so that the impact of powder on the lower suction pipe 5 is relieved when suction conveying is carried out in a negative pressure state; and the vibrator 51 is arranged on the outer side of the lower end pipe body of the lower suction pipe 5, so that the lower suction pipe 5 is prevented from being blocked in the conveying process, and the smoothness of powder conveying is facilitated, wherein the vibrator 51 is set to vibrate at regular time and is started once in 5-10min, so that the blocking of the lower suction pipe 5 can be prevented, and the influence of vibration on the running stability of the pulverizer can be reduced.

This embodiment is through above-mentioned scheme, through setting up grinding chamber, has realized treating the grinding material and has ground the mesh of powder, and the milling machine simple structure that this application provided is provided with the material receiving chamber in the below of grinding the chamber for receive the powder after grinding, prevent that the powder from overflowing. Inhale material conveying mechanism through the setting, be convenient for carry the powder that connects the material intracavity to next process through the negative pressure, compare in traditional carry out the mode of flowing material certainly through gravity outside the powder discharge machine, need the space of a floor in the below of milling machine to install conveyor, the space that needs when having solved traditional milling machine installation and use is big, the installation difficulty, the problem that the cost is higher and milling machine crocus is inefficiency. The lower suction pipe is designed into the bent pipe with the radian, so that the impact of powder on the lower suction pipe is relieved when the suction conveying is carried out in a negative pressure state; and the vibrator is arranged on the outer side of the lower end pipe body of the lower suction pipe, so that the lower suction pipe is prevented from being blocked in the conveying process, and the smoothness of powder conveying is facilitated.

Fig. 2 is a schematic view of a powder mill facilitating powder transportation according to another embodiment of the present disclosure, as shown in fig. 2, optionally, a bending angle of the lower suction pipe 5 is 136-.

Specifically, the bending angle of the lower suction pipe 5 is 136-137 °, and the bending angle is prevented from being too small, so that when powder is conveyed, the impact on the inner wall of the lower suction pipe 5 is large, the inner wall of the lower suction pipe 5 is easy to thin after long-time use, the grinding machine needs to be stopped and replaced regularly, the production efficiency of the grinding machine is reduced, and the service life of the grinding machine is shortened. The lower end of the lower suction pipe 5 extends into the central position of the bottom of the material receiving hopper 6, the material receiving hopper 6 is of a pot-shaped structure, and ground powder is easier to gather at the central position of the bottom of the material receiving hopper 6, so that the central position of the lower end of the lower suction pipe 5 extending into the bottom of the material receiving hopper 6 is beneficial to improving the powder conveying efficiency. The distance between the lower end of the lower suction pipe 5 and the center of the bottom of the receiving hopper 6 is 3-5cm, if the distance is too large, powder is difficult to be sucked into the lower suction pipe 5 when the powder amount is small, and if the distance is too small, the lower end of the suction pipe is easy to be blocked, so that the powder conveying efficiency is influenced.

Fig. 3 is a schematic structural diagram of a lower suction pipe of a mill facilitating powder conveying according to an embodiment of the present disclosure, and as shown in fig. 3, a lower suction pipe sleeve 54 is optionally fixedly disposed at a bent portion of the lower suction pipe 5.

Specifically, due to the negative pressure conveying state at the bent part of the lower suction pipe 5, the powder easily impacts the inner wall of the lower suction pipe 5 when passing through the bent part, the lower suction pipe sleeve 54 is arranged to be beneficial to reinforcing the bent part of the lower suction pipe 5, and the lower suction pipe sleeve 54 is made of the same material as the lower suction pipe 5.

Optionally, the lower suction pipe 5 is fixed inside the material receiving cavity 3 through a suction pipe support frame 52, the lower suction pipe 5 is provided with a slot along the diameter direction, and a suction pipe baffle 53 is inserted in the slot.

Specifically, inhale material pipe support frame 52 and pass through the bolt fastening at the inner wall that connects material chamber 3, inhale down material pipe 5 and pass through the bolt fastening in the inside that connects material chamber 3, be favorable to inhaling down material pipe 5 and keep stable in powder transportation process, improve powder conveying efficiency, and then improve crocus efficiency. The lower material suction pipe 5 is provided with a slot along the diameter direction, the material suction pipe baffle 53 is a plate capable of extending into the inner part of the lower material suction pipe 5, the material suction pipe baffle 53 extends into the slot, and the length of the material suction pipe baffle 53 extending into the slot is adjusted to change the flow of powder in the lower material suction pipe 5.

Alternatively, as shown in fig. 1, 2 and 4, the mill main body 1 includes a cabinet 11, a feed cylinder 12, a grinding roller assembly 13 and a protection cylinder, the protection cylinder 15 is disposed on the upper portion of the cabinet 11 and is fixedly connected to the cabinet 11, the feed cylinder 12 is disposed in the protection cylinder 15, the upper suction pipe 4 penetrates through the protection cylinder 15 and extends into the cabinet 11, and the grinding roller assembly 13 is disposed on the lower portion of the grinding chamber 2.

Specifically, prevent through quick-witted case 11 that the powder dispersion after the grinding is in the air, not only cause the material extravagant, also do not benefit to and form clean operational environment, quick-witted case 11 is the side formula of opening, is convenient for overhaul the milling machine inside. The protective cylinder 15 is fixedly connected with the case 11 and used for fixing the upper suction pipe 4 and the feeding cylinder 12.

Optionally, the number of the grinding cavity 2, the material receiving cavity 3, the material sucking and conveying mechanism, the feeding cylinder 12 and the grinding roller assembly 13 is two respectively;

wherein, two grinding chamber 2, two connect material chamber 3, inhale material conveying mechanism, two feed cylinder 12, two grinding roller subassembly 13 are the symmetry setting.

Specifically, the milling machine of this application is bilateral symmetry and has the milling machine of independent grinding function respectively, and bilateral symmetry sets up the grinding efficiency that can improve the milling machine. Two grinding chambers 2, two connect material chamber 3, two feed cylinders 12, two grinding roller assemblies 13 are bilateral symmetry and set up, wherein, inhale material conveying mechanism two on inhale material pipe 4 and be the longitudinal symmetry and set up, inhale material pipe 5 for bilateral symmetry down and set up. During operation, the two sides grind and convey powder simultaneously, and the working efficiency of the flour mill is improved.

As shown in fig. 4, the upper ends of the two upper material suction pipes 4 pass through the protection cylinder 15, and are symmetrically arranged in front and back inside the protection cylinder 15, and the lower parts of the two upper material suction pipes 4 extend into the cabinet 11, so as to output the ground powder out of the pulverizer; two feeding cylinders 12 are arranged in the protection cylinder 15 and are arranged in a bilateral symmetry mode, the two feeding cylinders 12 are used for inputting materials to be ground into a grinding cavity, meanwhile, the outer portion of the protection cylinder 15 is of a transparent structure, and the discharging condition of the feeding cylinders 12 can be observed conveniently when the materials to be ground are conveyed. The grinding roller assembly 13 is positioned at the lower part in the grinding cavity 2, and materials to be ground from the upper part in the grinding cavity 2 are ground through the grinding roller assembly 13, so that the effect of grinding the materials into powder is realized.

Optionally, a movable openable baffle 61 is arranged at the bottom of the receiving hopper 6, and the baffle 61 is connected with the receiving hopper 6 through a movable bolt.

Specifically, connect 6 bottoms of hopper to set up to the activity and can open the formula, be convenient for break down or connect material chamber 3 to pile up the powder when too much at the milling machine, not hard up movable bolt opens baffle 61, with the powder through connecing 6 bottoms of hopper to see off the milling machine, realized online mediation, avoided connecing material chamber 3 to shut down the mediation because of piling up the powder too much.

Optionally, a feeding roller 7 is arranged in the grinding chamber 2, and the feeding roller 7 is positioned above the grinding roller assembly 13; a material baffle plate 8 is arranged in the grinding cavity 2, and the material baffle plate 8 is positioned between the grinding roller assembly 13 and the feeding roller 7.

Specifically, treat that the grinding material falls to feed roller 7 through gravity by feed cylinder 12, feed roller 7 will treat that the grinding material carries out even branch material for treat that the grinding material evenly falls to striker plate 8, striker plate 8 control treats the flow direction of grinding material, with the convenience treat that the grinding material gets into below grinding roller subassembly 13 and grinds, has strengthened the crocus effect.

Fig. 5 is a schematic top view of a lower suction pipe of a mill for facilitating powder transportation according to an embodiment of the present disclosure, and as shown in fig. 5, optionally, an observation port 55 is disposed on an outer side of the lower suction pipe 5, and the observation port 55 is a metal plate fastened by a bolt and capable of being movably closed and opened.

Specifically, the outer side of the upper part of the bent part of the lower suction pipe 5 is provided with an observation port 55, so that whether the powder is in a conveying state or not can be conveniently observed.

Optionally, a locking handle 14 is arranged outside the mill main body 1, and the locking handle 14 is connected with the grinding roller assembly 13 through a link mechanism.

Specifically, the locking handle 14 is connected with the grinding roller assembly 13 through a link mechanism, and the roll distance between the grinding roller assemblies 13 is adjusted as required, so that the particle size of the ground powder can be controlled.

The working principle is as follows: the power supply is started, the material to be ground is conveyed into the grinding cavity 2 through the feeding cylinder 12, the material to be ground is uniformly distributed through the feeding roller 7, the material to be ground uniformly falls to the material baffle plate 8, the material baffle plate 8 controls the flowing direction of the material to be ground, and the material to be ground enters the grinding roller assembly 13 positioned below the grinding cavity 2 to be ground. The locking handle 14 is adjusted according to the requirement, the roll distance between the grinding roller assemblies 13 is adjusted, and the particle size of the ground powder is further controlled.

The ground powder falls into the material receiving hopper 6 under the action of gravity, the external air pipe connected with one end of the upper material absorbing pipe 4 is opened, the powder in the material receiving hopper 6 is conveyed to the next process under negative pressure, the vibrator 51 arranged at the lower end of the lower material absorbing pipe 5 is opened when the powder is conveyed, the lower material absorbing pipe 5 is prevented from being blocked, the case is opened from the side surface of the pulverizer, the observation port 55 is opened again, and whether the lower material absorbing pipe 5 normally absorbs materials is observed. When the amount of the powder in the receiving hopper 6 is large, the movable openable baffle 61 arranged at the bottom of the receiving hopper 6 is opened, and the powder is sent out of the flour mill through the bottom of the receiving hopper 6. The application of milling machine can be applicable to the crocus in agricultural product and chemical industry field.

Finally, it should be noted that the above embodiments are only used for illustrating the technical solutions of the present application, and not for limiting the same; although the present application has been described in detail with reference to the foregoing embodiments, it will be understood by those skilled in the art; the technical solutions described in the foregoing embodiments may still be modified, or some or all of the technical features may be equivalently replaced; and the modifications or the substitutions do not make the essence of the corresponding technical solutions depart from the scope of the technical solutions of the embodiments of the present application.

Claims (10)

1. A pulverizer convenient for conveying powder is characterized by comprising a pulverizer main body (1) and a suction conveying mechanism;

a grinding cavity (2) for grinding the added materials into powder is arranged inside the pulverizer main body (1), a material receiving cavity (3) is arranged below the grinding cavity (2) inside the pulverizer main body (1), and a material receiving hopper (6) is arranged inside the material receiving cavity (3);

inhale material conveying mechanism set up in the inside of milling machine main part (1), it is right to be used for powder that milling machine main part (1) ground the gained carries out the suction back and carries, inhale material conveying mechanism including last material pipe (4) of inhaling and lower material pipe (5) of inhaling, on inhale material pipe (4) set up in the inside of milling machine main part (1), on inhale the one end of material pipe (4) with inhale the upper end fixed connection of material pipe (5) down, the lower extreme of inhaling material pipe (5) down is followed the upper portion in material receiving chamber (3) is stretched into the inside of material receiving hopper (6), on inhale the other end of material pipe (4) be connected with and arrange in the outside tuber pipe of milling machine main part (1), inhale the return bend of material pipe (5) for having the radian down, the lower extreme shaft outside of inhaling material pipe (5) down is provided with vibrator (51).

2. A mill convenient for powder transportation according to claim 1, wherein the bending angle of the lower suction pipe (5) is 136-.

3. A mill facilitating the transport of powder according to claim 1, characterized in that the bend of the lower suction pipe (5) is fixedly provided with a lower suction pipe sleeve (54).

4. The powder mill convenient for conveying powder according to claim 1, wherein the lower suction pipe (5) is fixed inside the material receiving chamber (3) through a suction pipe support frame (52), the lower suction pipe (5) is provided with an insertion groove along a diameter direction, and a suction pipe baffle (53) is movably inserted in the insertion groove.

5. A mill convenient for conveying powder according to claim 1, characterized in that the mill body (1) comprises a cabinet (11), a feed cylinder (12), a grinding roller assembly (13) and a protection cylinder (15), the protection cylinder (15) is arranged on the upper part of the cabinet (11) and fixedly connected with the cabinet (11), the feed cylinder (12) is arranged in the protection cylinder (15), the upper suction pipe (4) passes through the protection cylinder (15) and extends into the cabinet (11), and the grinding roller assembly (13) is arranged on the lower part of the grinding chamber (2).

6. A mill facilitating powder transportation according to claim 5, characterized in that the number of the grinding chamber (2), the receiving chamber (3), the suction transportation mechanism, the feed drum (12), the grinding roller assembly (13) is two respectively;

the grinding device comprises two grinding cavities (2), two receiving cavities (3), a suction material conveying mechanism, two feeding barrels (12) and two grinding roller assemblies (13), wherein the two grinding cavities, the two receiving cavities, the suction material conveying mechanism, the two feeding barrels and the two grinding roller assemblies (13) are symmetrically arranged.

7. A mill facilitating the transport of powder according to any of the claims 1-6, characterized in that the receiving hopper (6) is provided with a movable openable baffle (61) at its bottom, the baffle (61) being connected to the receiving hopper (6) by means of a movable bolt.

8. A mill facilitating the transport of powder according to claim 5 or 6, characterized in that the grinding chamber (2) is internally provided with a feed roller (7), the feed roller (7) being located above the grinding roller assembly (13); grind chamber (2) inside setting and have striker plate (8) in addition, just striker plate (8) are located grinding roller subassembly (13) with between feed roller (7).

9. A mill facilitating the transport of powder according to any of the claims 1-6, characterized in that the outer side of the lower suction pipe (5) is provided with a view port (55), which view port (55) is a metal plate that is fastened movably closed and opened by means of bolts.

10. A mill facilitating the transport of powder according to claim 5 or 6, characterized in that a locking handle (14) is arranged outside the mill body (1), said locking handle (14) being connected to the milling roller assembly (13) by a linkage mechanism for adjusting the roll gap between the milling roller assemblies (13).

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