JP4660676B2 - Meat transfer screw conveyor - Google Patents

Description

  The present invention relates to a meat conveyor for transferring meat to which meat cut by a frozen meat cutting machine or the like is transferred to a chopper, or mince coarsely ground by a chopper is transferred to a mixer or a finishing chopper in the next process.

Techniques related to the present invention include those disclosed in Japanese Utility Model Publication No. 62-7105 (Patent Document 1) and Japanese Utility Model Publication No. 6-76222 (Patent Document 2) by the present applicant.
In the transfer device using the screw conveyor described in these publications, a vertical screw conveyor is orthogonally connected to the outlet of the horizontal screw conveyor.

In any of the above publications, the screw of the horizontal screw conveyor is in a free state at the outlet. Therefore, during operation, the screw loosely moves in the cylinder, the outer periphery of the screw interferes with the inner wall of the cylinder, and chips generated at that time may be mixed into the meat.
Japanese Utility Model Publication No. 62-7105 Japanese Utility Model Publication No. 6-76222

  The object of the present invention is to provide a screw conveyor for transferring meat that is easy to clean and inspect while addressing the above-mentioned problems in the prior art.

A vertical screw conveyor is connected to an outlet portion of a horizontal screw conveyor having a hopper at the upper portion so that the vertical screw conveyors are orthogonally crossed with each other while crossing the axis lines of both conveyors. A bearing tool for supporting the tip of the screw of the horizontal screw conveyor is provided at a position close to the outer periphery of the screw of the screw, and the cylinder of the vertical screw conveyor is constituted by a pair of members divided in the axial direction. 1 is fixed to the horizontal screw conveyor side, and the other is rotatably supported with respect to one member. The meat transfer screw conveyor is configured such that the split surface of the vertical screw conveyor cylinder is a horizontal screw. are arranged so as to be perpendicular to the feed direction of the conveyor, the bearing member is Together are from the inside of a straight screw conveyor cylinder freely Hamada' the inner wall of the cylinder of the horizontal screw conveyor, the leading end portion of the screw of the horizontal screw conveyor to the bearing member is a removably, said vertical screw conveyor Meat transfer characterized in that it is possible to pull out the bearing tool and the screw of the horizontal screw conveyor with only one of the cylinders rotated, or only the bearing tool from the rotated cylinder side. Screw conveyor.

  Further, the bearing tool is composed of an outer ring that is detachably fitted to an inner wall of a cylinder tip portion of a horizontal screw conveyor and a boss portion provided at a central portion that supports the screw tip portion of the horizontal screw conveyor, The outer ring and the boss are connected by an arm, and the space excluding the arm is opened as a meat passage.

  The end surface of the arm formed on the bearing tool and the end surface of the screw of the horizontal screw conveyor are configured to face each other with a gap of at least the thickness dimension of the meat piece to be transferred.

  In a screw conveyor for transferring meat, in which a vertical screw conveyor is connected perpendicularly to the outlet of the horizontal screw conveyor, the bearings that support the tip of the screw are provided at the outlet of the horizontal screw conveyor, so that the screw is idle during operation. There is no risk of interference between the outer periphery of the screw and the inner wall of the cylinder.

  Since the bearing tool is provided at a position close to the outer periphery of the screw of the vertical screw conveyor, the meat being transferred is less likely to stagnate and can be smoothly transferred from the horizontal screw conveyor to the vertical screw conveyor.

  Also, the vertical screw conveyor cylinder is configured so that the bearing tool and the screw of the horizontal screw conveyor can be pulled out to the cylinder side while the cylinder of the vertical screw conveyor is divided in the axial direction and one of them is rotated. Without removing the screw, the screw of the horizontal screw conveyor can be taken out of the machine from the rotated cylinder side, so that cleaning and inspection can be performed easily.

  Further, the bearing tool is composed of an outer ring and a boss part provided at the center part, and the outer ring and the boss part are connected by an arm, and the space part excluding the arm is opened as a passage for meat. It does not interfere with the transfer of meat.

  Since the end surface of the arm of the bearing tool and the end surface of the screw of the horizontal screw conveyor are configured to face each other with a gap of at least the thickness dimension of the meat piece to be transferred, the meat piece to be transferred is a gap. Since it is not pinched and locked, smooth conveyance is possible.

  The best mode for carrying out the present invention will be described below with reference to the drawings.

  FIG. 1 is a side view of an essential part in an embodiment of the apparatus of the present invention, and FIG. 2 is a view showing only an essential part of an AA section in the same figure.

  As shown in FIG. 1, a horizontal screw conveyor 2 is provided along the bottom of the hopper 1, and one end (right side in FIG. 1) of the spiral screw 3 constituting the horizontal screw conveyor 2 is a known configuration and is not shown. However, it is connected to a drive shaft connected to a motor installed on the airframe by an engaging means that is movable in the axial direction and is rotatable.

  A cylinder (outer cylinder) 4 of the horizontal screw conveyor 2 is integrally extended from the side wall of the hopper 1 on the outlet side (left side in FIG. 1) of the horizontal screw conveyor 2.

A vertical screw conveyor 5 is orthogonally connected to the outlet of the horizontal screw conveyor 2.
In other words, the outlet portion of the cylinder 4 of the horizontal screw conveyor 2 is connected to the side wall of the cylinder 6 of the vertical screw conveyor 5 in a state where the axis centers of both the conveyors 2 and 5 cross each other.

  The spiral screw 7 constituting the vertical screw conveyor 5 can be inserted into and removed from the drive shaft 9 protruding from the drive device 8 provided at the bottom, and rotates in a state where the vicinity of the discharge port is supported (not shown). It is supported as possible.

  The horizontal screw conveyor which is the gist of the present invention is located near the abutting portion between the outlet portion of the cylinder 4 of the horizontal screw conveyor 2 and the cylinder 6 of the vertical screw conveyor 5 and close to the outer periphery of the screw 7 of the vertical screw conveyor 5. A bearing tool 10 that supports the tip of the two screws 3 is provided.

  As shown in FIG. 2, the end surface on the transfer direction side of the bearing tool 10 is provided at a position close to the outer periphery of the screw 7 of the vertical screw conveyor 5. Is pulled out by the screw 7 of the vertical screw conveyor 5.

  The bearing tool 10 includes a ring-shaped outer ring 11 having an inner diameter of about the outer diameter of the screw 3 of the horizontal screw conveyor 2 and an appropriate width, and a boss that supports the tip of the screw 3 provided at the center. It comprises a part 12, an appropriate number of arms 13 connecting the outer ring 11 and the boss part 12.

  Of the doughnut-shaped space formed by the inner wall surface of the outer ring 11 and the outer peripheral surface of the boss portion 12, the portion occupied by the arms 13 is used as a passage for meat. The arms 13... Are formed in a flat plate shape with a flat cross section shown in FIG. 2 so as not to obstruct passage, and are formed with an appropriate rake angle in the flow direction so that meat can be easily taken in.

  The bearing 10 can be fitted into and removed from the inner wall of the cylinder 4 from the inside of the cylinder 6 of the vertical screw conveyor 5.

  Although detailed display is omitted in a plurality of locations on the outer periphery of the outer ring 11 of the bearing device 10, there is an embossed pattern, and when the bearing device 10 is fitted into the inner wall of the cylinder 4 from the inside of the cylinder 6, there is The groove is fixed to a fixed position by engaging with positioning pins 14 projecting from the cylinder 4.

A support pin 15 that supports the tip of the screw 3 is integrally fixed to the boss 12 by a screw or the like, and the support pin 15 and a bearing hole formed at the tip of the screw 3 can be loosely fitted and inserted / removed. It is said.
Conversely, the support pin 15 may be fixed to the tip of the screw 3 and a bearing hole may be formed in the bearing tool 10.

The end surfaces of the arms 13 formed on the bearing tool 10 and the end surfaces of the screws 3 of the horizontal screw conveyor 2 are configured to face each other with a gap C equal to or greater than the thickness dimension of the meat pieces to be transferred.
This is for preventing the occurrence of problems such as the meat pieces being sandwiched between the gaps C and being in a locked state, causing an excessive load to cause breakage of each part or suspension of operation.

  In this embodiment, the cylinder 6 of the vertical screw conveyor 5 is constituted by a pair of members 6a and 6b divided in the axial direction as is well known (for example, actual fair 2-40022), and one member 6b is a horizontal screw. The other member 6a is fixed to the conveyor 2 side, and is supported so as to be rotatable with respect to the member 6b as indicated by an imaginary line in FIG.

  The configuration of the abutting portion between the cylinder 4 and the cylinder 6 to which the bearing tool 10 is attached is such that the fixed side member 6b of the cylinder 6 is vertically divided near the abutting portion with the cylinder 4, and the lower member is the cylinder 4 It is an integral structure. The divided portion is fastened with a bolt or the like so that the upper member can be removed.

  The cleaning procedure after the work in the meat conveyor screw conveyor configured as described above will be described.

First, the rotation side member 6a of the cylinder 6 of the vertical screw conveyor 5 is rotated to open the cylinder 6, and the screw 7 is removed.
Next, the bearing tool 10 is rotated to release the engagement between the positioning pin 14 and the positioning pin 14... And the bearing tool 10 is extracted from the inside of the cylinder 6 to the outside of the machine.
Finally, the screw 3 is extracted out of the machine through the cylinder 6 and the parts and the parts through which the meat has passed are washed and cleaned using pressure water or the like.

  The screw 3 may be cleaned with only the bearing tool 10 removed without being pulled out of the machine depending on the degree of dirt.

  Although details are not shown, the cylinder 4 and the cylinder 6 can be brought into contact with and separated from each other at the butting portion, and the bearing tool 10 is attached to the cylinder 6 side. When cleaning, the vertical screw conveyor 5 is connected to the axis of the horizontal screw conveyor 2. It is possible to slide in the direction to disengage the bearing tool 10 from the tip of the screw 3 and to separate the vertical screw conveyor 5 from the horizontal screw conveyor 2 and then to remove the screw 3 from the machine.

The side view of the principal part in the Example of this invention apparatus. The figure which shows only the principal part of the AA cross section in FIG.

Explanation of symbols

2 Horizontal screw conveyor 3 Screw of horizontal screw conveyor 4 Cylinder of horizontal screw conveyor 5 Vertical screw conveyor 6 Cylinder of vertical screw conveyor 7 Screw of vertical screw conveyor 10 Bearing

Claims (1)

A vertical screw conveyor is connected to an outlet portion of a horizontal screw conveyor having a hopper at the upper portion so that the vertical screw conveyors are orthogonally crossed with each other while crossing the axis lines of both conveyors. A bearing tool for supporting the tip of the screw of the horizontal screw conveyor is provided at a position close to the outer periphery of the screw of the screw, and the cylinder of the vertical screw conveyor is constituted by a pair of members divided in the axial direction. 1 is fixed to the horizontal screw conveyor side, and the other is rotatably supported with respect to one member. The meat transfer screw conveyor is configured such that the split surface of the vertical screw conveyor cylinder is a horizontal screw. are arranged so as to be perpendicular to the feed direction of the conveyor, the bearing member is Together are from the inside of a straight screw conveyor cylinder freely Hamada' the inner wall of the cylinder of the horizontal screw conveyor, the leading end portion of the screw of the horizontal screw conveyor to the bearing member is a removably, said vertical screw conveyor Meat transfer characterized in that it is possible to pull out the bearing tool and the screw of the horizontal screw conveyor with only one of the cylinders rotated, or only the bearing tool from the rotated cylinder side. Screw conveyor.

Images