JP2591217Y2 - Automatic screen changer - Google Patents

Description

[Detailed description of the invention]

[0001]

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a construction for automatically replacing a screen to be mounted on equipment such as a resin extractor and shortening the time required for the replacement.

[0002]

2. Description of the Related Art As shown in FIG. 6 and FIG. 7, a conventional screen mounting structure in these facilities is, for example, a screen member 31 is attached to an end surface of an extraction cylinder 32 constituting a resin extraction facility. With the screen member 31 being pressed, the lid 34 is fixed on the extraction cylinder 32 with bolts 35. With this configuration, the liquid was prevented from leaking from the mounting portion of the screen. Reference numeral 33 denotes a screw for extruding the resin material.

The replacement of the screen member 31 is performed by first removing the bolts 35, removing the cover 34, replacing the screen member 31 with a new screen member, and manually attaching the cover 34 and the like again.

[0004]

As described above, in the conventional screen equipment configuration, the replacement of the screen is a heavy labor, considering that the weight of the lid and the like is quite large, and it is difficult for one person to perform the operation. Met.

[0005] In addition, due to the manual replacement work, the replacement takes a long time, and the entire equipment is stopped during the replacement time, which lowers the operating rate of the equipment. It was also a cause.

[0006] Therefore, the present invention is, for a screen autochanger in tree Abura抽 extruder equipment, the mechanism for detachment of the lid with the miniaturized and easily quickly and comparing the desorption operation It is an object of the present invention to provide a device configuration which can be executed with a small acting force.

[0007]

Means for Solving the Problems In order to achieve the above object, the present invention relates to an automatic screen changing apparatus configured as follows. In other words, tree comprises a lid for pressing closing two or more screen mount provided slidably along the end face of the equipment main body to be equipped with a screen in a liquid-tight state to the end face of the equipment body fat in extraction machine equipment, the lid provided with rotatably around the support shaft on the equipment body, each projecting tapered claws vertical position of the lid periphery, corresponding to these tapered claws Protruding portions with notches that can be fitted by fitting are provided at vertical intervals on the end face of the equipment main body with a gap width at which the screen mounting base can slide, and the notch edges of these protruding portions are The tapered claw corresponding to the tapered claw on the lid is formed.

The above-mentioned automatic screen changing apparatus according to the present invention is applicable to various kinds of trees to be equipped with a screen such as a resin extractor.
It can be applied to the Abura抽 extruder of equipment.

The screen mounting base is provided with two or more screens on a plate surface. For example, two screens are mounted on a rectangular plate.
The two screen surfaces are provided at regular intervals. Further, the screen mounting base may have two or more screen surfaces provided on a disk along the circumference thereof.

In the above example, the sliding mechanism for the screen mount can be configured so that a cylinder is connected to one end of the rectangular mount and the other end is supported.

[0011] In addition, when the lid is mounted, the screen mounting base can be pressed and fixed on the equipment body in a liquid-tight state when the lid is mounted, and when the lid is detached, the screen mounting base can be fixed. Should be able to slide along a predetermined direction without obstruction.

[0012] The detachable mechanism is used for resin extraction equipment and the like.
On the equipment body to be equipped with a screen, for example extraction
It is formed by a notch in each protruding portion provided on the cylindrical portion.
Taper claw and corresponding taper on the lid
The pawl and the pawl are rotated by rotating the lid around the support shaft.
By mating or unmating
Obtained. In addition, the rotation operation with respect to the lid described above is performed as follows.
It is executed by a piston operation or the like. Also mentioned above
Regarding the fitting configuration, the respective projecting portions are opposed to each other.
Formed into a concave shape, with a notch formed on the edge of this concave shape
Then, the tape on the lid is inserted into each of the concave shapes through this notch.
It can be obtained by inducing par nails.

[0013]

[Action] The present invention has the following actions. When the lid attaching / detaching mechanism is in a state of detaching the lid, the screen mount is slid by the sliding mechanism. By this sliding operation, one screen surface reaches the corresponding end surface of the equipment main body. At this time, the other screen surface is at a position exposed from the equipment main body.

[0014] When the detachable mechanism of the lid portion is in a state of mounting the lid, but the lid portion presses and fixes the screen mount in a liquid-tight state on the equipment body, this time one disk
Lean is set on the end face of the equipment body
You.

[0015] The replacement of the scan clean, the support shaft a lid
Each taper described above by rotating around
Release the fitting state between the claws and set this lid to the detached state.
Next, slide the screen mounting base in the
In the same manner as described above .

Since the used screen is outside the system even while the equipment body is operating, it can be cleaned at any time to prepare for the next use.

[0017]

DETAILED DESCRIPTION OF THE PREFERRED EMBODIMENTS As an embodiment of the present invention, an automatic screen changing apparatus 1 in a resin extraction facility is shown in FIGS. This automatic screen changing device 1 includes a screen mount 2
And a resin extraction equipment main body 15 and a lid 20.

As shown in FIGS. 3 and 4, the screen mount 2 is formed by sandwiching and fixing a screen member 4 between a rectangular plate-shaped substrate portion 5 and a corresponding fixed plate 6 surface. Become.

The screens 3, 3 are formed by exposing the portions of the screen member 4 to the openings formed in the substrate portion 5 and the fixing plate 6, respectively. Reference numeral 7 denotes a fixing member for securing the above-described fixing state near the corner of the mounting base 2 and near the screen 3. Further, the mounting base 2 has shaft holes 10 and 11 at both ends located in the longitudinal direction.

A rod 13 end of the transfer cylinder 12 is supported on the support hole 10, and a support rod 14 is mounted on the support hole 11.
The ends are pivoted. Although not shown, the support rod 14 is slidably supported on a frame configured in association with the equipment main body. As a result, the screen mount 2 in this automatic screen changing device is
Is configured.

The resin extraction equipment main body 15 is equipped with an extraction cylinder 17 provided with an extrusion screw 16 that rotates around a central axis. The extraction cylinder 17 is located at the extreme end of the extraction cylinder 17 and moves outward at the top and bottom. Are formed.

Each of the protruding portions 18 has a concave shape with an inward cross section, and is formed with a tapered claw 19 by cutting off an edge portion of the concave shape.

The lid 20 has a generally conical shape as a whole, and tapered claws 22 projecting outward through connecting portions 21 respectively on upper and lower edges corresponding to the bottom of the conical shape. Are formed corresponding to the tapered claws 19. Therefore, these tapered claws 22 are fitted into the recessed portions of the protruding portions 18, 18 via the above-mentioned notches, respectively, and are appropriately rotated around the axis to thereby correspond to the corresponding tapered claws 19,.
And a fitted state can be obtained.

An arm 27 is provided at a lower portion of the peripheral surface of the lid 20, and an opening / closing cylinder 28 is provided at an end of the arm 27.
Of the rod 29 is pivotally supported. The cover 20 is rotated by a certain angle around the axis by the expansion and contraction of the rod 29.

That is, when the rod 29 is in a contracted state,
The corresponding tapered claws 22 and the corresponding tapered claws 19 are fitted to each other, and the lid 20 is strongly pressed and fixed onto the extraction cylinder 17. For this reason, the screen mount 2 moves the extraction cylinder 17 in a state where the specific screen 3 faces the open end face of the extraction cylinder 17.
Will be fixed on top. In this case, a liquid-tight state can be obtained at the fixed portion through the plate surface on the screen mount 2.

Next, when the rod 29 is extended, each tapered claw 22 moves to the position of the notch between the tapered claws 19, and the lid 20 is opened, that is, in the axial direction of the extraction cylinder 17. Along with it. The lid 20 is in a state where the conical top 23 is supported by the support plate 25 on the machine frame 26. Reference numeral 24 denotes an extraction hole provided on the end face of the top 23.

At this time, as shown in FIG. 5 in addition to FIG. 2, the screen mounting base 2 is provided in the gap between the extraction cylinder 17 and the lid 20 in the front-rear direction and in the vertical direction.
It is in a state where it can be freely moved between 21, 21. Therefore, when the rod 13 is operated in the contracting direction,
The screen mount 2 is moved along the end face of the extraction cylinder 17 while being supported by the support rod 14, and the other screen 3 faces the end face. The screen 3 can also be fixed in a liquid-tight manner on the extraction cylinder 17 by the lid 20 in the same manner as described above.

The screen 3 after use is as follows.
When the screen mount 2 is moved, the extraction cylinder 17
To the exposed position. Therefore, the screen 3 can be cleaned while operating the extractor 15 to prepare for the next use.

[0029]

[Effects of the Invention] Since the present invention is configured as described above,
The following effects are obtained. First, in the equipment of the screen autochanger tree Abura抽 extruder, since the elimination of the lid according to the exchange to be executed only by the rotational operation for the lid, a very short time replacement for screen Can be run with

Further, since the time required for the replacement can be greatly reduced, it is possible to significantly reduce the downtime of the main equipment at the time of the replacement. Therefore, it greatly contributes to improvement of the operation rate of the main equipment.

Also, the detachment function for the lid is described above.
The device is executed by rotation of the lid as described above.
The function unit itself can be miniaturized and its operation is also narrow.
As the range is sufficient, there are few restrictions on the installation of this equipment.
There are advantages.

[Brief description of the drawings]

FIG. 1 is a front view of the automatic screen changing device of the present invention.

FIG. 2 is a side view of the center longitudinal section.

FIG. 3 is a plan view of the screen mounting base.

FIG. 4 is a vertical sectional front view of the screen mounting base.

FIG. 5 is a longitudinal sectional front view of the same.

FIG. 6 is a front view of a central longitudinal section of a conventional facility.

FIG. 7 is a longitudinal sectional front view of the same.

[Explanation of symbols]

 DESCRIPTION OF SYMBOLS 1 Screen automatic exchange device 2 Screen mounting base 3 Screen 12 Transition cylinder 15 Extractor main body 17 Extraction cylinder part 18 Protrusion part 19 Taper claw 20 Lid 22 Taper claw 28 Opening / closing cylinder

Claims (1)

(57) [Scope of request for utility model registration] 1. A lid for pressing and closing two or more screen mounts slidably provided along an end face on an equipment main body to be equipped with a screen on the end face of the equipment main body in a liquid-tight manner. in tree Abura抽 extruder equipment having, provided with rotatably around the support shaft of said lid portion on said equipment body, projecting each tapered claws vertical position of the lid periphery, these tapered Protrusions with notches that can be fitted corresponding to the claws are provided at upper and lower positions on the end face of the equipment main body with a gap width at which the screen mounting base can slide, and the notch edges of these protrusions are provided. An automatic screen changing device, wherein the portion is formed as a tapered claw corresponding to the tapered claw on the lid portion.