KR102070758B1 - Powdering apparatus equipped with a grinding cylinder unit having front and rear openings - Google Patents

Abstract

The present invention relates to a fine pulverizing device having a pulverization barrel unit that is opened front and rear, and more particularly, by installing the pulverization barrel unit between the blower unit and the pulverization driving unit, by configuring the pulverization barrel unit to the front and rear, When the blower part and the pulverization drive part are opened in front and rear of the pulverization tank unit configured to open the front and rear, the corresponding parts of the blast part and the pulverization drive part corresponding to the pulverization cylinder unit including the entire front and rear surfaces of the pulverization barrel unit are exposed to Not only is it easy to maintain, but also to easily clean each exposed part to ensure hygienic production of fine powder.
According to the present invention, the pulverized object inserted into the pulverization bin unit 10 is pulverized by the cutter unit 25 of the pulverization driving unit 20, and pulverized in the pulverization bin unit 10 on the other side of the pulverization bin unit 10. In the fine grinding device for discharging the powder to the outside by the blower unit 30 having an impeller 34, the grinding cylinder unit 10 between the blower unit 30 and the grinding drive unit 20 It is installed to be separated and coupled by a pulverizing device separate coupling means, the pulverization cylinder unit 10 has a small inner diameter of the blower unit 30 side to the pulverization cylinder support 3 installed on the frame 2 and the pulverization driving unit 20 A discharge pipe 12 having a taper hole 11 having a larger inner diameter at the side) is installed, and an inner diameter is larger at the inner circumferential surface at an inner circumferential surface than the tapered hole 11 having a larger inner diameter at a rear side of the discharge pipe 12. ) Is provided and the front and rear cutter housing 14 is installed to be detachably coupled by the cutter housing support means. Characterized in that the box.

Description

Powdering apparatus equipped with a grinding cylinder unit having front and rear openings}

The present invention relates to a fine pulverizing device having a pulverization barrel unit that is opened front and rear, and more particularly, by installing the pulverization barrel unit between the blower unit and the pulverization driving unit, by configuring the pulverization barrel unit to the front and rear, When the blower part and the pulverization drive part are opened in front and rear of the pulverization tank unit configured to open front and rear, the corresponding parts of the blast part and the pulverization drive part corresponding to the pulverization cylinder unit including the entire front and rear surfaces of the pulverization barrel unit are exposed to Not only is it easy to maintain, but also to easily clean each exposed part to ensure hygienic production of fine powder.

Applicant of the present invention is a conventional invention of the patent application No. 10-2009-0073824 (name of the invention: a grinder with a particle sorting) for the grinding device for grinding various edible materials used to manufacture herbal medicines or health food, and practical use Patents and utility models have been filed for a number of milling apparatuses, including the prior art of the new model registration No. 20-0459155 (the name of the draft: cemented carbide bite structure of the mill grinder).

In addition, the pulverizing apparatus developed and manufactured by the applicant of the present invention should be hygienic because it is to pulverize various edibles used to manufacture herbal medicines or health foods, and the pulverized expensive medicinal herbs are pulverized so that pulverized particles (powder) remain in the pulverizing apparatus. Should be minimized.

Therefore, the applicant of the present invention has been continuously developed for the hygienic and minimizing the remaining particles, the structure of the conventional invention and the conventional grinding device in the prior art for realizing the object is developed to the structure that the grinding barrel is opened. In order to simplify the cleaning and maintenance of the cutter, including the inside of the crusher.

By the way, in the conventional invention and the structure of opening the grinding barrel in the prior art is to open only the grinding barrel in the state that the cutter device is installed inside the grinding barrel can clean only the exposed part to the naked eye, but the rear of the cutter apparatus Difficult to clean, there is a problem that the crushed particles remain on the rear side of the cutter device inside the pulverization bin and maintenance is inconvenient.

As described above, the pulverized particles remaining on the rear side of the cutter device in the crushing barrel not only decrease productivity, but also cause a problem of decay after a long time, and when crushing another kind of herbal medicine. Mixing with the remaining herbal medicine particles, including the problem of reducing the efficacy of the herbal medicine.

Patent Application No. 10-2009-0073824 (Invention name: grinder with particle sorting unit) Utility Model Registration No. 20-0459155 (Plan name: Carbide bite installation structure of crusher grinder)

The present invention is to solve the above problems, by installing a grinding barrel unit between the blower unit and the grinding drive unit, by configuring the grinding cylinder unit to open the front and rear, the blower in the front and rear of the grinding cylinder unit configured to open the front and rear When the part and the pulverization drive part are opened, the front and rear surfaces of the pulverization cylinder unit, the corresponding parts of the blower part and the pulverization drive part corresponding to the pulverization cylinder unit are exposed, and the maintenance of each part is simple, and each part exposed It is a technical problem to make it easy to clean the powder to produce hygienic powder.

The present invention for achieving the above object, the grinding cylinder unit is installed on the grinding cylinder support on the frame, the grinding drive unit is installed on the other side of the frame to grind the grinding object inside the grinding cylinder unit, discharge of the grinding cylinder unit In the fine grinding device provided with a blower for discharging the powder pulverized in the pulverization cylinder unit by the impeller, the pulverization cylinder unit is small in the inner diameter of the blower unit side in the pulverization cylinder support installed on the frame A discharge pipe having a taper hole with a larger inner diameter on the side is installed, and an inner cutter is provided on the inner circumferential surface with a larger inner diameter on the rear side of the discharge pipe, and a cutter housing with an open front and rear is separated by a cutter housing mount. It is installed to be coupled, and the front and rear inner circumference of the cutter housing is formed with a stepped portion to a depth lower than the inner cutter portion The rear surface of the discharge pipe is formed with an annular surface cutter portion which is fitted to the stepped portion in an annular shape, and guide bars having a predetermined length are installed to protrude forward and backward on both sides of the crushing cylinder support, and the blower portion and the crushing driving portion are blowers. Blower brackets and driving brackets, each of which is provided with a part and a crushing driving unit, are installed to protrude to both sides, and both sides of these blower brackets and driving brackets are slidably guided to slide along a guide bar, respectively. Both sides of the driving bracket and the front and rear of the pulverization cylinder unit is characterized in that it comprises a configuration in which the locking portion and the locking and releasing port made of a clamp or a cylinder of the engaging portion and the hook and the lever for coupling and separating the blower unit and the crushing drive unit is installed. .

The fine pulverizing apparatus provided with the pulverization cylinder unit which opens and closes the front and rear of the present invention as described above is provided with the pulverization cylinder unit between the blower part and the pulverization drive part, so that the front and rear of the pulverization cylinder unit is opened, When the blower part and the pulverization drive part are opened in front and rear of the pulverization bin unit configured to be open, the corresponding parts of the blast blast unit and the pulverization drive part corresponding to the pulverization tank unit as well as the entire front and rear surfaces of the pulverization bin unit are exposed to Maintenance is easy and the exposed parts can be easily cleaned and hygienic to produce powder.

1 is a perspective view showing an embodiment of the present invention, showing a state in which the present invention is opened so that the grinding drive unit is visible.
Figure 2 is a perspective view showing an embodiment of the present invention, a view showing a state in which the present invention is opened so that the pulverization cylinder unit and the blower section.
Figure 3 (a) (b) is a side cross-sectional view showing an open state of the present invention shown in FIG.
Figure 4 (a) (b) is a cross-sectional view showing the open and close state of the present invention shown in FIG.
Figure 5 is an enlarged cross-sectional view showing the main portion of the present invention shown in FIG.
Figure 6 is an exploded perspective view showing a separate state of the grinding drive unit and the grinding barrel unit included in the present invention shown in FIG.
Figure 7 (a) (b) is a cross-sectional view showing the opening and closing state of the present invention according to this embodiment.

Hereinafter, with reference to the accompanying drawings, Figures 1 to 7 with respect to the fine grinding device having a pulverization barrel unit is opened and closed according to the invention as follows.

First, in the fine grinding device 1 according to the embodiment of the present invention, as shown in FIGS. 1 to 3, the pulverized object inserted into the grinding barrel unit 10 is a cutter unit of the grinding drive unit 20 ( 25), and the other side of the pulverization cylinder unit 10 is opened to the front and rear to discharge the powder pulverized in the pulverization cylinder unit 10 to the outside by the blower unit 30 having an impeller 34 The present invention relates to a fine grinding device having a grinding barrel unit.

The grinding barrel unit 10, which is the main part of the present invention, is installed to be separated and coupled between the blower unit 30 and the grinding drive unit 20 by a grinding device separating and coupling means, and the grinding barrel unit 10 is framed. (2) a discharge pipe 12 having a taper hole 11 having a small inner diameter at the side of the blower section 30 and a large inner diameter at the side of the grinding drive section 20 is provided on the grinding cylinder support 3 provided on the (2), The rear side of the discharge pipe 12 has a larger inner diameter than the taper hole 11 having a larger inner diameter, and has an inner surface cutter portion 13 having a plurality of cutter portions formed in a gear shape in a gear shape on the inner circumferential surface thereof, and the cutter housing having an open front and rear sides. (14) is detachably installed by the cutter housing support means.

5 and 6, the cutter housing support means is provided with a cutter housing mount 17 on which a cutter housing 14 formed in a short tubular shape is placed on the lower side of the rear surface of the grinding barrel support 3, and the cutter housing The position where the housing mount 17 is installed is located on the same concentric circle as the lower outer peripheral surface of the cutter housing 14 and the upper surface of the cutter housing mount 17 when the center line of the discharge pipe 12 and the cutter housing 14 coincide with each other. Two cutter housing mounts 17 formed in a rod shape were installed at intervals.

This is when the cutter housing 14 is installed on the cutter housing mount 17, the center line of the discharge pipe 12 and the cutter housing 14 should be installed to match.

The arc bearing 17a shown in phantom in FIG. 6 is another example of the cutter housing mount, and the lower outer peripheral surface and the arc bearing of the cutter housing 14 when the center line of the discharge pipe 12 and the cutter housing 14 coincide with each other. The upper part of (17a) is formed in the arc shape so that it may be located in the same concentric circle.

In addition, a pair of rods protrude from the crushing cylinder support 3, and a hole fitted to the pair of rods is formed in the cutter housing 14, so that it may be removed.

As shown in FIGS. 5 and 6, the front and rear inner circumferential edges of the cutter housing 14 are formed with lower step portions 15 lower than the inner cutter portion 13, and outer circumferential edges are formed on the rear surface of the discharge pipe 12. When installing the cutter housing 14 formed in an annular shape and having a short tube shape to the rear side of the discharge pipe 12, the surface cutter portion 16 fitted to the stepped portion 15 is attached to the surface cutter portion 16. ), The stepped portion 15 of the cutter housing 14 can be installed by simply walking on the back of the surface cutter portion 16.

In addition, the pulverization device separation and coupling means is a pulverization cylinder unit 10 and the blower unit 30, the pulverization driving unit 20, these three device units are combined as necessary, components that can be separated according to another purpose It is called.

1, 2 and 4, 5, the lower end portion of the grinding barrel support 3 is fixedly installed on the frame 2, and the grinding barrel support 3 is shown in FIG. The guide bar 6 having a predetermined length is installed to protrude forward and rearward on both sides of the blower, and the blower bracket 30 and the grinding drive unit 20 are provided with a blower bracket 30 and a grinding drive unit 20 respectively. Sliding guides 31a and 21a which 31 and the driving bracket 21 protrude from both sides, respectively, and which slide along the guide bar 6 on both sides of the blower bracket 31 and the driving bracket 21. Are respectively installed to be slidably guided, and the blower unit 30 and the pulverization driving unit 20 are coupled to and separated from both sides of the blower bracket 31 and the driving bracket 21 in front and rear of the crushing barrel unit 10. The lock and release port 7 is to be installed.

The locking and releasing opening 7 maintains the blower unit 30 and the pulverization driving unit 20 in a state where the pulverization cylinder unit 10 is interposed therebetween, or in the front and rear of the pulverization cylinder unit 10. 30 and the pulverization drive unit 20 to be tightly coupled without a gap, Figures 1 and 2, 5 shows the lock and release port (7) as a cylinder, in Figure 4 lock and release port ( 7) is shown as a clamp, it is noted that the locking and releasing opening 7 may be installed by selecting either a cylinder or a clamp.

One embodiment of the above-described pulverizing device separating and coupling means has been described in that only one crushing cylinder support 3 is fixedly installed on the frame 2, but as shown in FIGS. 1 and 2, the pulverizing driving unit 20 is installed at the rear. After installing another rear support 4 on the frame 2 on the side, the durability of the fine grinding apparatus 1 according to the present invention was increased by supporting and fixing the rear of the guide bar 6.

In addition, in one embodiment of the crushing device separation and coupling means, the pulverization cylinder unit 10 in the center is fixed on the frame 2 by the pulverization cylinder support 3, and the blower unit 30 and the pulverization driving unit 20 are Although it is to be separated and coupled to the grinding barrel unit 10 while sliding, but not shown in the drawing as another embodiment of the grinding device separate coupling means, the grinding barrel support unit (3) is installed in the grinding cylinder unit 10 and the blower unit ( The blower bracket 31 and the driving bracket 21, on which the blower unit 30 and the crushing drive unit 20 are respectively installed, protrude to both sides, respectively, and the blower brackets 31 are provided in the blower bracket 31. After fixing any one of the drive bracket 21 and the grinding barrel support 3 to the frame 2, the guide bar on both sides of the blower bracket 31, the driving bracket 21 and the grinding barrel support 3; (6) is installed through, the blower bracket 31 and the drive bracket Both sides of the 21 may be provided with a locking and releasing port 7 to enable the blower unit 30, the grinding barrel unit 10, the grinding drive unit 20 is coupled and separated.

This embodiment of the present invention shown in Figure 7 of the pulverization cylinder unit 10, the blower unit 30, the pulverization driving unit 20 is a basic configuration included in the embodiment shown in Figures 1 to 4 The structure is the same, but in one embodiment, to separate and separate the crushing device separating and combining means in a slide method, in this embodiment, the pulverizing barrel unit 10, the blower unit 30, hinged to the crushing device separating and combining means. Grinding drive unit 20 is to be separated and coupled.

That is, in this embodiment of the present invention coupled to the hinge type hinge hinge 40 and the locking body 41 are installed on both sides of the grinding cylinder support (3), respectively, the blower unit 30 and the grinding drive unit ( 20, the blower bracket 31 and the driving bracket 21, on which the blower unit 30 and the grinding drive unit 20 are installed, respectively protrude from both sides, and these blower brackets 31 and the driving bracket 21 are installed. One end of the hinge is installed in the hinge 42 in the front and rear end of the hinge 40, the other end of the blower bracket 31 and the drive bracket 21 is locked to each end of the locking body 41 It is installed to be detached by the sphere 43.

And, in one embodiment, the cutter unit 25 is installed in the grinding drive unit 20, the cutter unit 25 is driven by the motor 22, the impeller 34 in the blower unit 30 The impeller 34 is installed and driven by the motor 35, and the hopper 5 is installed on the upper part of the pulverization driving unit 20, and the pulverized object contained in the hopper 5 is used to insert the inlet 5a. Since the configuration introduced into the interior of the grinding barrel unit 10 is known, a detailed description of the portion is omitted.

By the way, since the discharge pipe 12 front of the crushing barrel unit 10 of the present invention is open, the open front of the discharge pipe 12 should be a structure through which the air suction force sucked from the blower unit 30 can pass.

Referring to Figures 1 to 7 the operational relationship of the present invention configured as described above are as follows.

When the pulverized object is to be pulverized using the fine pulverizing apparatus 1 according to an embodiment of the present invention, as shown in FIGS. 1 and 2, a blower unit 30 and a pulverization driving unit installed in front and rear of the pulverization barrel unit 10. (3) and (B) of FIG. 3 (B) and FIG. 4 (B) by moving the horizontal section 20 toward the grinding barrel unit 10 so as to blow the blower unit 30, the grinding barrel unit 10, and the grinding drive unit 20. Close it with

In the case of closing the above three apparatus parts, in the case of FIGS. 1 and 2, when the locking and releasing opening 7 is provided as a cylinder and the cylinder is closed, the blower bracket 31 and the grinding drive unit 20 of the blower unit 30 are driven. A cylinder locking and releasing opening 7 is installed between the brackets 21 so that the blower unit 30 and the grinding drive unit 20 are guided to both side guide bars 6 toward the center of the pulverization barrel unit 10. do.

When the clamp is installed in the locking and releasing opening 7 as shown in FIGS. 3 and 4, the blower unit 30 is in a state in which the distal end of the clamping hook 7b is released from the locking portion 7a. Sliding movement to the grinding cylinder unit 10 side, and the grinding drive unit 20 also sliding to the grinding cylinder unit 10 side, the blower unit 30 and the grinding drive unit 20 in front and rear of the grinding cylinder unit 10 in the middle Are in contact with each other.

In this state, when the tip of the hook 7b is caught by the locking portion 7a and the lever 7c is flipped, the clamping locking and releasing opening 7 is shown in FIGS. 3B and 4B. Blower unit 30 and the pulverization driving unit 20 is in close contact with the front and rear of the pulverization barrel unit 10 as shown in FIG.

At this time, the blower housing 33 of the blower unit 30 is in close contact with the front and rear of the pulverization cylinder unit 10, which is a main part of the present invention, the blower housing 33 facing the discharge pipe 12 The rear of the) is opened so that the inner space of the blower housing 33 and the taper hole 11 of the discharge pipe 12 communicate with each other.

The cutter unit 25 of the grinding drive unit 20 faces the cutter housing 14 of the grinding barrel unit 10 while the rotary cutter 26 and the hammer cutter 27 constituting the cutter unit 25 are cutters. The drive bracket 21 is inserted into the inner space of the housing 14 and the tapered hole 11, and the cutter unit 25 is installed at the front side and the motor 22 is installed at the rear side. ) To form a space in which the taper hole 11 and the cutter housing 14 are blocked from the inner space of the blower housing 33, and the inlet hole 5a of the hopper 5 is cutter housing as shown in FIG. It enters into the internal space of (14).

In this state, the pulverized object contained in the hopper 5 is introduced into the cutter housing 14 through the inlet 5a, and the motor 22 of the pulverization drive unit 20 and the motor 35 of the blower unit 30 are rotated. When driven, the cutter unit 25 is rotated by the rotation of the motor 22 installed in the grinding drive unit 20 while hitting the pulverized object introduced into the inner space of the cutter housing 14, the crushed object is a rotary cutter ( 26) and crushed while hitting the hammer cutter 27, the pulverized object hit the rotary cutter 26 and the hammer cutter (27) hit the inner cutter portion 13 formed in the form of gears in the form of the internal gear Finely crushed.

In addition, an annular face cutter portion 16 is provided on the rear side of the discharge pipe 12 inside the cutter housing 14 so that the pulverized object that is crushed in the cutter housing 14 also hits the face cutter portion 16 and thus the grinding efficiency is increased. Will improve.

When pulverization is performed as described above, the rotary cutter 26 hits and pulverizes primarily, and the particles (small lumps) that are not crushed by the rotary cutter 26 due to the size of the particles are hammer cutters 27 again. While struck, the inner cutter portion 13 is continuously hit to make fine grinding.

At this time, in the blower unit 30 installed at the front side of the discharge pipe 12, the impeller 34 is rotated in the blower housing 33 by the driving of the motor 35 and the crushing cylinder unit 10 communicates with each other. The suction force to suck the powder pulverized in the cutter housing 14 and discharge it to the outside through the discharge portion 32 of the blower housing 33 acts.

In such a situation, if the particles to be pulverized of the pulverized object being pulverized in the inner space of the pulverization barrel unit 10 are smaller than the gap between the tapered hole 11 and the rotary cutter 26 tapered corresponding thereto, the tapered hole ( 11) is discharged to the outside through the blower housing 33, but the crushed particles having a size that does not pass through the gap between the tapered hole 11 and the outer circumferential surface of the rotary cutter 26 tapered discharge pipe with a small inner diameter at the outlet side While hitting the inner surface of the tapered hole 11 of 12, the ball is bounced back to the rotary cutter 26 and the rotary cutter 26 strikes again, thereby making fine grinding.

The finely pulverized powder is sucked into the inside of the blower housing 33 through a gap between the tapered hole 11 and the outer circumferential surface of the rotary cutter 26, and then the discharge part 32 of the blower housing 33 is removed. It will be discharged to the outside through.

After the pulverization work for the pulverized object is completed by such an action, the motor 22 of the pulverization driving unit 20 and the motor 35 of the blower unit 30 are stopped, and then the internal space of the fine pulverization device 1 is stopped. In this case, the blower unit 30 and the grinding cylinder unit 10, and the grinding driving unit (as opposed to when the blower unit 30 and the grinding driving unit 20 are coupled to the front and rear of the grinding barrel unit 10) are cleaned. When 20) is opened as shown in FIGS. 3A and 4A, the pulverization barrel unit 10, the blower unit 30, and the pulverization driving unit 20 are separated at intervals.

When the pulverization barrel unit 10, the blower unit 30, and the pulverization driving unit 20 are separated at intervals, respectively, the front and rear surfaces of the pulverization barrel unit 10 and the blower housing 30 of the blower unit 30 are separated. (33) The interior, the impeller 34 installed in the blower housing 33, and the cutter unit 25 of the pulverization drive unit 20 are all exposed to the outside to clean and maintain the necessary parts. It can be done easily.

In particular, the pulverization cylinder unit 10, which is the most burying fine powder after the grinding operation can be easily separated from the discharge pipe 12 as shown in Figure 6 very convenient to discharge pipe 12 and the cutter housing 14 There is a very practical effect that can be cleaned.

The cutter housing 14 is simply mounted on the cutter housing mount 17 or the arc support 17a formed in the form of a rod or an arc block in the grinding cylinder support 3 on which the discharge pipe 12 is installed. It is possible to separate simply by lifting (14) so that the entire inner and outer surfaces of the discharge pipe 12 and the entire inner and outer surfaces of the cutter housing 14 can be easily, quickly and cleanly cleaned.

Next, a description will be given of this embodiment shown in FIG. 7, which is different from the above-described embodiment, so only the operation relationship between the different grinding device separation coupling means will be described.

That is, in this embodiment in which the crushing device separating and coupling means is hinged, the pulsing driving unit 20 and the blower unit 30 which are hinged to the hinge table 40 are hinged to each driving bracket 21, respectively. As the 31 is hinged around the hinge 42, the free ends of the driving brackets 21 and 31 approach the ends of the locking body 41, respectively.

In such a state, when the free end of the driving brackets 21 and 31 is locked at the end of the locking body 41, the locking mechanism 43, which is a coupling means such as a clamp or a bolt, the grinding drive unit 20 is the cutter unit 25. The cutter housing 14 is inserted and closed, and the opening of the blower housing 33 installed in the blower unit 30 is connected to the outlet side of the discharge pipe 12 and is closed.

After the blower unit 30 and the pulverization driving unit 20 are closed on both sides of the pulverization barrel unit 10, the necessary pulverization operation is executed, and the pulverization operation is completed and the inside of the fine pulverization apparatus 1 is cleaned or maintained. If you want to repair the release of the lock 43 after the reverse to the air blower unit 30 and the pulverization driving unit 20 to develop a hinged way to the front and rear and the blower unit (10) The blower housing 33 of 30 and the cutter unit 25 of the pulverization drive unit 20 are opened to the naked eye so as to simplify the operation of the intended bar such as cleaning or maintenance.

1: fine grinding device 2: frame 3: grinding cylinder support
4 rear support 5 hopper 6 guide bar
7: lock and release port 10: grinding barrel unit 11: tapered hole
12: discharge pipe 13: inner cutter portion 14: cutter housing
15 stepped portion 16 surface cutter portion 17 cutter housing mounting table
20: grinding drive 21: drive bracket 22: motor
23: motor shaft 24: shaft mounting base 25: cutter unit
26: rotary cutter 27: hammer cutter 30: blower
31 blower bracket 32 discharge part 33 blower housing
34 impeller 35 motor 40 hinge
41: locking body 42: hinge 43: lock

Claims (7)

Grinding cylinder unit 10 is installed in the grinding cylinder support 3 on the frame 2, and the grinding drive unit 20 is installed on the other side of the frame 2 to grind the grinding object inside the grinding cylinder unit 10 In the fine grinding device provided with a blower unit 30, which is installed on the discharge side of the grinding barrel unit 10 and discharges the powder pulverized in the grinding barrel unit 10 by the impeller 34,
The grinding barrel unit 10 has a taper hole 11 having a small inner diameter at the side of the blower unit 30 and a large inner diameter at the side of the grinding drive unit 20 in the grinding cylinder support 3 installed on the frame 2. One discharge pipe 12 is installed, the inner diameter of the discharge pipe 12 has a larger inner diameter than the taper hole 11 of the larger inner side and the inner cutter surface 13 is provided on the inner peripheral surface and the front and rear cutter housing 14 is opened. This cutter housing mounting base (17) is detachably installed,
The front and rear inner circumference of the cutter housing 14 has a stepped portion 15 formed at a lower depth than the inner surface cutter portion 13, and an outer circumferential edge is inserted into the stepped portion 15 at the rear surface of the discharge pipe 12. The caught surface cutter portion 16 is formed in an annular shape,
Guide bars 6 having a predetermined length are installed to protrude forward and backward on both sides of the grinding barrel support 3, and the blower unit 30 and the grinding drive unit 20 are provided with a blower unit 30 and a grinding drive unit 20. Blower brackets 31 and driving brackets 21 are respectively installed so as to protrude to both sides, respectively, and the two sides of these blower brackets 31 and driving brackets 21 slide along the guide bar 6. The guides 31a and 21a are installed to be sliding guides, respectively.
Both sides of the blower bracket 31 and the drive bracket 21, the engaging portion (7a) and the hook (7b) for coupling and separating the blower unit 30 and the grinding drive unit 20 in front and rear of the pulverization cylinder unit 10 And a pulverization cylinder unit having a front and rear opening, characterized in that the configuration is installed, and the locking and releasing opening (7) of the clamp or cylinder of the lever (7c). delete delete delete delete delete Grinding cylinder unit 10 is installed in the grinding cylinder support 3 on the frame 2, and the grinding drive unit 20 is installed on the other side of the frame 2 to grind the grinding object inside the grinding cylinder unit 10 In the fine grinding device provided with a blower unit 30, which is installed on the discharge side of the grinding barrel unit 10 and discharges the powder pulverized in the grinding barrel unit 10 by the impeller 34,
The grinding barrel unit 10 has a taper hole 11 having a small inner diameter at the side of the blower unit 30 and a large inner diameter at the side of the grinding drive unit 20 in the grinding cylinder support 3 installed on the frame 2. One discharge pipe 12 is installed, the inner diameter of the discharge pipe 12 has a larger inner diameter than the taper hole 11 of the larger inner side and the inner cutter surface 13 is provided on the inner peripheral surface and the front and rear cutter housing 14 is opened. This cutter housing mounting base (17) is detachably installed,
The front and rear inner circumference of the cutter housing 14 has a stepped portion 15 formed at a lower depth than the inner surface cutter portion 13, and an outer circumferential edge is inserted into the stepped portion 15 at the rear surface of the discharge pipe 12. The caught surface cutter portion 16 is formed in an annular shape,
Hinges 40 and the locking body 41 are respectively installed on both sides of the crushing cylinder support 3, and the blower 30 and the crushing drive 20 are provided with a blower 30 and a crushing drive 20. The blower brackets 31 and the drive brackets 21, which are respectively installed, protrude from both sides, respectively, and one side end of the blower brackets 31 and the drive brackets 21 is hinged to the front and rear ends of the hinge table 40. The hinges are respectively installed at 42, and the other ends of the blower bracket 31 and the driving bracket 21 include components configured to be detachably installed at each end of the locking body 41 by the locking holes 43. Fine grinding device provided with a pulverization cylinder unit is characterized in that the front and rear opening.

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