KR100289929B1 - Removability of Refiner and Disk of Refiner - Google Patents

Abstract

In a relatively narrow place, attachment / detachment work of the fixed disk of the partition and the rotating disk facing the fixed disk can be easily performed.

Lid 4 attached to the main body 2 freely via a hinge, a rotating shaft 5 disposed on the main body 2, a disk 6 provided on the rotating shaft 5, and a disk 6 A refiner having an annular rotating disk (7, 8) provided on both sides of the and a fixed disk (9, 10) provided on the lid (4) and the partition wall (1), the rotating shaft (5) on the body portion (2) The moving screw shaft 29 which moves the holding cylinder 20 and the rotating shaft 5 along the axial direction was provided.

Description

Removability of Refiner and Disk of Refiner

1 is a schematic front sectional view of a refiner of an embodiment of the present invention with the lid closed.

2 is a schematic partial plan view of a refiner according to an embodiment of the present invention.

3 is a schematic front sectional view of a refiner of an embodiment of the present invention with the lid open;

* Explanation of symbols for main parts of the drawings

1: bulkhead 2: body

3: hinge 4: lid

5: axis of rotation 6: disk

7, 8: rotating disk 9, 10: fixed disk

20: cylinder (holding member) 12, 15: supply passage

17: discharge passage 17A: discharge pipe

29: feed screw shaft (moving member) B: high thread room

C: shaft center

TECHNICAL FIELD This invention relates to the refiner used for calcination of a raw material, and the removal method of the disk of a refiner.

The conventional refiner is provided with a main body having a partition and a rotating shaft, a lid freely opened and closed along the rotating shaft opposite to the main body, a rotating disk provided on both sides of the disk of the rotating shaft, and a partition and a lid, respectively. Have a fixed disk

Thus, the lid is moved and opened along the axis of rotation, and then the axis of rotation is moved slightly along the axis to form a space between the partition, the disc and the lid, to detach the rotating disk and the fixed disk.

Another conventional refiner has a main body portion having a partition and a rotating shaft, a lid freely attached and closed through a hinge to the main body portion, and is installed between the partition wall and the lid so as to be detachable from the rotating shaft and detachably rotated. A disk, an annular rotating disk provided respectively on both sides of the disk, and a fixed disk respectively provided on a lid and a partition wall opposite to the rotating disk. In addition, the disk is connected to the main body through a hinge.

Thus, the lid is opened with the hinge as a point, and the disc is opened in the opposite direction to the lid with the hinge as the space to form a space, whereby the rotating disk and the fixed disk are attached and detached.

Conventional refiners can be attached or detached from the fixed disk and the rotating disk in a relatively narrow area because the lid is moved along the rotation axis, but the disk is formed between the partition and the disk because the amount of movement of the disk is to correspond to the gap adjustment between the disks There is a problem that the space is small, detachment of the rotating disk facing the partition wall and the fixed disk of the partition wall is difficult and delayed, and the detachability is poor.

Since the conventional refiner opens both the lid and the disc to the side of the main body, the problem of the refiner of the first conventional example is solved, but the area for opening the lid and the disc to the side of the main body must be secured, and it can be detached from a wide place. While the work cannot be performed, the disk is frequently replaced, for example, as soon as every two months, and the disc is detached from the rotating shaft at each time, and the rotating shaft is damaged. There was a separate problem that the degree was lowered.

SUMMARY OF THE INVENTION The present invention has been made to solve the above problems, and an object of the present invention is to provide a method for attaching and detaching a disk of a refiner and a refiner that can be easily detached from a rotating disk facing a partition and a fixed disk of the partition in a narrow place. Doing.

The invention according to claim 1 includes a main body portion having a partition wall, a lid attached to the main body portion to form a beating chamber between the partition wall, and the body part disposed over the beating chamber. A rotating shaft, a disk provided on the tip side of the rotating shaft and positioned in the confession chamber, an annular rotating disk respectively provided on both sides of the disk, and a fixed disk respectively provided on the lid and the partition wall opposite the rotating disk. A refiner comprising: a holding member in which the reciprocating motion is freely maintained along the axis of the rotary shaft, and a moving member for moving the holding member along the shaft to expose the disc to the side of the main body; The lid is attached freely to the main body through a hinge.

The invention according to claim 2 includes a main body having a partition, a lid attached to the main body to form a beating chamber between the partitions, a rotating shaft disposed from the main body to the beating chamber, and In a refiner having a disk provided on the tip side of the rotating shaft and located in the blast chamber, an annular rotating disk respectively provided on both sides of the disk, and a fixed disk provided on the lid and the partition wall opposite the rotating disk. And a holding member for reciprocating movement of the rotating shaft freely along the axis of the rotating shaft, and a moving member for moving the holding member along the shaft to expose the disc to the side of the main body. Opening and closing is freely attached to the main body through a hinge, a supply passage communicating with the beating chamber is installed on the lid. All.

The invention according to claim 3 includes a main body portion having a partition wall, a lid attached to the main body portion to form a beating chamber between the partition walls, a rotation shaft disposed from the main body portion over the beating chamber, and In a refiner having a disk provided on the distal end of the rotating shaft and positioned in the blast chamber, plate-shaped rotating disks respectively provided on both sides of the disk, and fixed disks respectively provided on the lid and the partition wall opposite the rotating disk. And a holding member in which the rotary shaft is freely reciprocated along the axis of the rotary shaft, and a moving member for moving the holding member along the shaft to expose the disc to the side of the main body. Opening and closing is freely attached to the main body through a hinge, and a discharge passage communicating with the blast chamber is installed on the lid. , And the side of the main body installed a discharge pipe connected to the exhaust passage.

The invention according to claim 4 is arranged over a main body portion having a partition, a lid for opening and closing freely through the main body hinge, forming a blast chamber between the partition walls, and the blast chamber from the main body portion. A rotating shaft, a disk disposed at the distal end of the rotating shaft and positioned in the blast chamber, an annular rotating disk each provided on both sides of the disk, and a fixed disk provided on the lid and the partition wall opposite the rotating disk. In the refiner having a hinge, after opening the lid to the hinge point, the rotary shaft is moved along the axial direction of the rotary shaft without disturbing the lid, so that the disk is exposed to the side of the main body portion And detachment of the rotary disks on both sides of the disk and detachment of the fixed disks of the partition wall and the lid, respectively.

According to the first aspect of the present invention, when the lid is opened in one direction with the hinge point, a space is formed in front of the axial direction of the rotating shaft. Thus, the rotating shaft is moved in the axial center direction without obstructing the lid, and the disc is moved to the side of the main body. May be exposed.

In addition, since the lid is opened in only one direction, the space required for opening and closing is relatively small.

In addition to the operation similar to the invention according to claim 1, the invention according to claim 2 exposes the connection part of the supply passage and the blast chamber to the outside when the lid is opened.

In addition to the same operation as that of the invention according to claim 1, the invention according to claim 3 opens and closes the lid while the supply pipe is connected to the main body.

In the invention according to claim 4, when the lid is opened in one direction with the hinge point, a space is formed in front of the axial direction of the rotating shaft. Thus, the disk is exposed to the side of the main body by moving the rotating shaft in the axial direction without obstructing the lid. I can do it.

EXAMPLE

1 is a front sectional view of a refiner A according to an embodiment of the present invention, and FIG. 2 is a partial plan view of the refiner A. FIG.

The refiner A is attached to the main body 2 having the partition 1 and the main body 2 freely via a hinge 3 to form a beating chamber B between the partition 1. To have a lid (4).

As for the rotating shaft 5 arrange | positioned from the main-body part 2 across the beating chamber B, the axial center C is substantially horizontal. The disk 6 located in the beating chamber B is provided in the front end shaft of the rotating shaft 5. On both sides of the disk 6, annular rotating disks 7 and 8 are provided, respectively.

The rotary disks 7 and 8 are divided into a plurality in the circumferential direction, respectively, and are fixed to the disk 6 by a screw member (not shown).

The lid 4 is provided with an annular fixed disk 9 facing the rotating disk, and the partition wall 1 is provided with an annular fixed disk 10 facing the rotating disk 8.

The fixed disks 9 and 10 are divided into a plurality in the circumferential direction, respectively, and are fixed to the lid 4 and the partition wall 1 by a screw member (not shown).

The lid 4 is provided with a supply passage 12 extending from the substantially center of the blast furnace B to the outside, and a supply pipe 13 connected to the supply passage 12 is attached to the upper portion of the lid 4. . And the lid 4 is fixed in the closed state by the bolt 1.

The main body 2 is provided with a supply passage 15 extending from the substantially center of the beating chamber B to the outside, and a supply pipe 16 is connected to the upper portion of the supply passage 15. In addition, a discharge passage 17 communicating with the outer circumferential side of the beating chamber B is formed on the front side of the main body 2, and the discharge pipe 17A connected to the discharge passage 17 on the side of the main body 2 is formed. ) Is connected.

An external pipe (not shown) is connected to the discharge pipe 17A. In addition, a sealing member, for example, a gland packing 18, is attached to the inner circumference of the partition 1.

The main body part 2 has a guide cylinder 19, and in the guide cylinder 19, the holding member which is free to move along a horizontal direction, for example, the cylinder 20 is provided. The bearings 21 and 22 are being fixed to the inner periphery of the cylinder 20, and the bearings 21 and 22 hold | maintain the rotating shaft 5.

The upper part of the guide cylinder 19 is provided with the long hole 23 along the longitudinal direction, and the block 24 fixed to the outer periphery of the cylinder 20 protrudes upwards through the long hole 23. The block 24 is formed with a female threaded hole 25 along the horizontal direction.

The case 26 is provided in the upper part of the guide cylinder 19, and the operation shaft 27 is attached to the case 26. As shown in FIG. A steering wheel (not shown) is attached to the operation shaft 27.

On the side of the case 26, a feed screw shaft 29 having an operating member, for example, a male screw 28, is arranged horizontally, and the feed screw shaft 29 is inserted into the female screw hole 25. It is locked. One end of the feed screw shaft 29 is fitted in the case 26 and is operatively connected to the operation shaft 27.

Moreover, a motor (not shown) is provided outside the main body part 2, and one end of the rotating shaft 5 is connected to the motor via a coupling (not shown).

The refiner A rotates the rotary shaft 5 and supplies raw materials (for example, wood fibers, coffee beans, shaft powder, etc.) not shown to the beating chamber B through the supply passages 12 and 15.

In this case, the raw material is pulverized in the microgap between the rotating disks 7 and 8 and the fixed disks 9 and 10 to form a high resolution, which is moved to the outer circumferential side of the blasting chamber B by centrifugal force and discharges ( 17).

In the present embodiment, when the rotary shaft 5 is stopped and the lid 4 is opened with the hinge 3 as a point like the two-dot chain line in FIG. 2, a space is formed on the side of the main body portion 2. And when rotating the feed screw shaft 29 by rotating the operation shaft 27, the rotating shaft 5 will move to the left side of the figure along the shaft center C, without being obstructed by the lid 4. As shown in FIG.

As a result of the movement of the rotary shaft 5, as in FIG. 3, the disk 6 is exposed to the side of the main body 2, so that between the lid 4 and the disk 6, and the disk 6 and the partition wall A large space is formed between (1), and it becomes easy to insert a worker's hand or a tool.

Therefore, the attaching and detaching operations of the fixed disk 9 and the rotating disk 7 as well as the attaching and detaching of the fixed disk 10 and the rotating disk 8 can be performed easily and quickly, and workability required for detachment is improved. .

The amount of movement of the rotary shaft 5 in the axial center C direction is set based on the type of the refiner A and the dimensions of the rotary disks 7 and 8 and the fixed disks 9 and 10. In terms of structure, however, it is set to about 200 mm.

Moreover, since only the lid 4 is opened to one side of the main body 2, the space required for opening and closing may be relatively small, and the detachable work can be performed even in a narrow place.

After the removal operation is completed, the lid 4 may be closed after moving the rotary shaft 5 to the right side of the drawing. In addition, when the rotating shaft 5 is moved by a small amount by the rotation of the feed screw shaft 29, the micro clearance of the rotating disks 6 and 8 and the fixed disks 9 and 10 can also be adjusted.

In this embodiment, since one supply passage 12 is provided on the lid 4 side, when the lid 4 is opened, the connection portion between the supply passage 12 and the beating chamber B is exposed to the outside. The workability required for cleaning this connection is improved.

Moreover, in the present embodiment, since the discharge pipe 17 is provided in the main body portion 2, the lid 4 can be opened and closed while the discharge pipe 17 is connected to the external pipe, and the opening and closing workability is good.

In addition, only one of the supply passages 12 and 15 may be provided. In addition, the exhaust port of the blast chamber may be provided in the lower part of the lid.

As the operation member, for example, a combination of a rack (not shown) provided on the outer circumference of the cylinder 20 and a pinion (not shown) engaged with the rack may be used. When the pinion is rotated using a motor (not shown), the rotating shaft 5 moves.

As described above, in the invention according to claim 1, when the lid is opened with the hinge point, a space is formed in front of the axial direction of the rotating shaft, so that the rotating shaft is moved in the axial center direction without obstructing the lid to move the disk to the side of the main body. Exposure, the space between the lid and the disk and the partition wall is easy to insert the operator's hands or tools.

Therefore, the attachment and detachment work of the fixing disk of the lid and the rotating disk facing the fixed disk, as well as the attaching and detaching operation of the fixed disk of the partition wall and the rotating disk facing the fixed disk, can be performed easily and quickly. The workability required for this is improved.

Moreover, since only the lid is opened to one side of the main body, the space required for opening and closing may be relatively small, and the detachable work can be performed even in a narrow place.

In addition, since the disk can be replaced without detaching and attaching the disk from the rotating shaft as in the related art, damage to the rotating shaft accompanying the disk replacement can be prevented, and a decrease in the accuracy of the rotating shaft can be prevented.

In addition to the same effect as the invention according to claim 1, the invention according to claim 2 exposes the connection portion between the supply passage and the beating chamber to the outside when the lid is opened, so that workability required for cleaning the connection portion is improved.

In addition to the same effect as the invention according to claim 1, the invention according to claim 3 can open and close the lid while the supply pipe is connected to the main body, thereby improving the workability required for opening and closing the lid.

In the invention according to claim 4, when the lid is opened in one direction with the hinge point, a space is formed in front of the axial direction of the rotation shaft, so that the rotation shaft is moved in the axial center direction without being obstructed and the disc is exposed to the side of the main body. And a space is formed between the lid and the disk and the partition wall.

Therefore, attachment / detachment work of the fixed disk of a partition and the rotating disk which opposes this fixed disk can be performed easily and quickly, and the workability required for detachable | detachment is improved.

Moreover, since only the lid is opened to one side of the main body portion, the inherent occupation area may be relatively narrow, and the detachable work can be performed even in a narrow place.

Claims (4)

A main body portion having a partition wall, a lid attached to the main body portion to form a beating chamber between the partition wall, a rotating shaft disposed from the main body portion over the beating chamber, and the tip side of the rotating shaft. A refiner having a disk disposed in the blast chamber, each of which has an annular rotating disk disposed on both sides of the disk, and a fixed disk provided on the lid and the partition wall opposite to the rotating disk. And a holding member for reciprocating movement freely held along the axis of the rotary shaft, and a moving member for moving the holding member along the axis to expose the disc to the side of the main body. The lid is provided in the main body. Refiner characterized in that the opening and closing is freely attached through the hinge. A main body portion having a partition wall, a lid attached to the main body portion to form a beating chamber between the partition wall, a rotating shaft disposed from the main body portion from the main body portion to the beating chamber, and provided at the tip side of the rotating shaft. A refiner having a disk positioned in the blast chamber, an annular rotating disk each provided on both sides of the disk, and a fixed disk provided on the lid and the partition wall opposite the rotating disk, wherein the rotating shaft is formed of the rotating shaft. A holding member whose reciprocating movement is freely maintained along the shaft center, and a moving member which moves the holding member along the shaft center to expose the disc to the side of the main body, and the lid is hinged through the main body. The opening and closing is freely attached, The refiner characterized in that a supply passage communicating with the confession chamber is provided in the electric lid. A main body portion having a partition wall, a lid attached to the main body portion to form a beating chamber between the partition wall, a rotating shaft disposed from the main body portion over the beating chamber, and provided at the tip side of the rotating shaft. A refiner having a disk positioned in the blast chamber, an annular rotating disk each provided on both sides of the disk, and a fixed disk provided on the lid and the partition wall opposite the rotating disk, wherein the rotating shaft is formed of the rotating shaft. A holding member held freely in the reciprocating movement along the shaft and a moving member for moving the holding member along the shaft to expose the disc to the side of the main body, wherein the lid is hinged through the main body. Opening and closing are freely attached, and a discharge passage communicating with the blast chamber is provided, and the discharge passage is on the side of the main body. Refiner, characterized in that a discharge pipe are connected. A main body having a partition, a lid for opening and closing freely through the main body hinge, forming a beating chamber between the partitions, a rotating shaft disposed from the main body portion to the beating chamber, and a tip side of the rotating shaft. A hinger comprising: a disk having a disk disposed in the blast chamber, the disk having an annular rotating disk each provided on both sides of the disk, and a fixed disk provided on the lid and the partition wall opposite the rotating disk. After opening the lid to the point, the rotary shaft is moved along the axial direction of the rotary shaft without disturbing the lid, and the disc is exposed to the side of the main body, so that the rotary discs of both sides of the disc Desorption and detachment of the fixed disk of the said partition and a lid are performed, respectively. Removal method.