JPS6237674Y2 - - Google Patents

Description

[Detailed explanation of the invention] This invention consists of an upper conveyor that fits into the meat box of a meat slicer so that it can move up and down, and sends the material toward the cutter while contacting the top surface of the material loaded in the meat box, and this upper conveyor. The present invention relates to a meat slicer equipped with an elevating member that is attached to raise and lower the inside of a meat box, and an automatic opening/closing device for an upper conveyor that automatically moves the elevating member up and down.

Conventional meat slicers generally stop operation when the amount of ingredients loaded in meat box B gradually decreases due to the slicing operation, and the upper part of the meat box that has been lowered as the amount of ingredients decreases in the meat box. The conveyor is moved out of the meat box by operating an elevating member such as an arm, and the next material is loaded. In addition, as in Japanese Patent Publication No. 47-40378, for example, there is a system in which the upper conveyor is connected to a set of cylinders and pistons that expand and contract with pressurized fluid to automatically raise and lower the upper conveyor. However, when loading the next material with this slicer, the user operates a switch to switch the operation of the cylinder to avoid the upper conveyor, and then the next material is loaded manually. It was hot. On the other hand, with the recent development of industry, it has become desirable for meat slicers to operate unmanned or nearly unmanned. As part of this effort, the present invention is an improved meat slicer that allows loading of ingredients unattended.

That is, the present invention consists of an upper conveyor that is fitted into the meat box of a meat slicer so as to be able to rise and fall, and feeds the materials loaded in the meat box toward the cutter while contacting the top surface of the meat, and a meat box that is installed with this upper conveyor. In the meat slicer, the meat slicer is equipped with a lifting member that raises and lowers the inside of the meat box, and an automatic opening/closing device for an upper conveyor that automatically lifts and lowers the lifting member. a lower limit switch that starts the opening/closing device in a direction in which the upper conveyor ascends; and an upper limit switch that detects the upper limit position of the upper conveyor that rises due to activation of the automatic opening/closing device and stops the operation of the automatic opening/closing device. At the same time, an automatic material feeder is attached to the meat slicer, which feeds the next material held in a standby state into the meat box and automatically returns to the meat box in conjunction with the above-mentioned stopping operation of the upper limit switch. , wherein the automatic opening/closing device is operated in conjunction with the operation of a return detection limit switch that detects the return of the automatic feeder to lower the elevating member to the material holding position. The company provides a meat slicer that provides

According to the present invention constructed as described above, the lifting and lowering of the upper conveyor and the supply of materials are automated, thereby eliminating the above-mentioned drawbacks of the conventional method.

Embodiments of the present invention will be described below with reference to the drawings.

First, in FIG. 1, which shows an outline of the embodiment in a plan view, A is a round blade-shaped cutting tool that is installed upright on one side of the machine base F and rotates, and B is a tool that moves on the machine base F toward this knife A. The meat box reciprocates and feeds out the loaded material to be sliced by the cutter A. 1 is a rail that supports the bottom back of the meat box B in the front and back and moves it back and forth. 2 connects the meat box B supported on the rail 1. A crank 4 that rotates to be driven through the fitting 3 is fitted into the meat box B so as to be able to rise and fall from above, and is in contact with the upper surface of the material.
A spike roller-shaped upper conveyor feeds the material toward the cutter A in cooperation with a lower conveyor (not shown) installed at the bottom of the meat box B; 5 is one side wall of the meat box B;
It has a pivot point 10 at the center of the outside of side wall B' and is swingably provided along the outside of side wall B' (see FIG. 2).
An arm-shaped elevating member S that lifts and lowers the upper conveyor 4 cantilevered at its tip within the meat box B by its swinging motion is a meat slicer equipped with the above-mentioned members. C is a material supply conveyor that carries material m to be sliced on this meat slicer S intermittently, and R is material m carried by material supply conveyor C.
This automatic feeding machine is attached to receive the material m and automatically feed it into the meat box B of the meat slicer S. Grasp the above material m with a pair of grips 7, rotate it 90 degrees, and turn it into the meat slicer S.
It has an arm 8 which automatically returns to its position after being opened in the meat box B. The meat slicer S has a conventionally known material feeding drive mechanism that intermittently drives the upper and lower conveyors in conjunction with the movement of the material m loaded in the meat box B during the backward stroke, and moves the meat box B to a predetermined position in front of the meat box B, which reciprocates. It is equipped with a front stop mechanism (both not shown) for stopping at that position.

Next, each part of the meat box B will be further explained with reference to FIG. As shown in the figure, the elevating member 5 of the conveyor 4 has a fulcrum shaft 10 at a bracket 9 located approximately in the center of one of the fixed side walls B' forming the meat box B, and has a fulcrum shaft 10 at the front end of the fixed side wall B'. arc groove 11
The upper conveyor 4 is fit into the meat box B so that it can move up and down along the line. G is an automatic opening/closing device for the upper conveyor 4 that automatically lifts and lowers the lifting member 5, and in this embodiment, it is connected to a motor 12 attached to the outside of the rear part of the fixed side wall B' and connected to the motor 12. A reducer 13 and a cam 1 fixed to the output shaft of the reducer 13
4, and a lever 15 which has a fulcrum shaft 15' on the outer surface of the reducer 13, brings a roller 15'' into contact with the cam 14, and swings once by one rotation of the cam 14.
One end of the chain-type sliding link 16' is connected to the adjustment screw shaft 15 at the tip of the lever 15, and the other end is pivotally connected to the upper middle of the arm-shaped elevating member 5. The motor 1 includes a connecting rod 16 that connects the lifting member 5 in a bendable manner.
The rotation of the cam 14 driven by the fulcrum shaft 1
The upper conveyor 4 is automatically raised and lowered via a lifting member 5 whose fulcrum is 0. The connecting rod 16 is bent by the sliding link 16' after the upper conveyor 4 comes into contact with the upper surface of the material m during its descent, and the upper conveyor 4 descends to its lowering limit within the meat box B. The length is adjusted to such a level that it returns to tension again a little closer to you. 17 detects the lowering limit position of the upper conveyor 4 in the meat box B and switches the automatic opening/closing device G to the upper conveyor 4.
This is a lower limit switch that activates in the direction of rising. This lower limit switch 17 is fixedly installed on the outside of the meat box B so as to be in contact with a contact piece 18 fixed to the tip of the lifting member 5.
8, the front stop mechanism of the meat box B is activated to stop the meat box B at a predetermined position, and the motor 12 is activated to raise the upper conveyor 4 together with the lifting member 5. ing.
Reference numeral 19 denotes an upper limit switch that detects the upper limit position of the upper conveyor 4 that rises when the automatic opening/closing device G is started, and stops the operation of the automatic opening/closing device G. This upper limit switch 19
is provided at a position where it engages with a contact piece 20 fixed coaxially with the cam 14 that swings the elevating member 5, and when the contact piece 20 that rotates integrally with the cam 14 comes into contact with the cam 14, the automatic opening/closing device G The automatic feeding machine R is configured to stop the motor 12 of the automatic feeding machine R, while instructing the automatic feeding machine R to feed the material.

Next, the automatic feeder R will be explained with reference to FIG. In the figure, 21 is a stand installed along one side of the meat slicer S in the longitudinal direction, and 22 is a cylinder 2.
3 and rails 24 to move in the left-right direction in the figure; 25 is a support that is vertically rotatable on the slide bed 22; 26 is attached to the slide bed 22; A cylinder 2 that engages a rack 28 with a large-diameter gear 27 fixed to the column and rotates the column 25 reciprocally through 90 degrees.
Reference numeral 9 denotes a lifting block attached to the upper end of the support column 25 via an lifting cylinder 30, and the arm 8 that grips the material m on the pedestal 6 with a pair of grips 7 and supplies it into the meat box B is attached to this lifting block 29. is attached to.

In Figures 1 and 2, 31 is the fixed side wall of meat box B.
A width adjusting plate is fixed to the inner end of the screw shaft 32 and guide shaft 33 that penetrates B' and moves inside the meat box B parallel to the fixed side wall B', 34 is the screw shaft 32
35 is a width adjusting motor that rotates the female screw member 34 in forward and reverse directions via a chain transmission mechanism 36 to move the width adjusting plate 31 forward and backward; 38 is a guide shaft 33; This is a retraction limit switch that stops the width adjustment motor 35 by contacting a contact piece 37 fixed to the outer end of the width adjustment plate 31, and automatically stops the width adjustment plate 31 at the rearward limit position. The width adjustment motor 35 automatically moves the width adjustment plate 31 in conjunction with the operation of the lower limit switch 17.
It is also configured to start the width adjustment motor 35 in the direction in which the vehicle moves backward. Further, after loading the material m, the width shifting plate 31 is brought into pressure contact with the material m by turning a manual operation handle (not shown) fixed to one end of the screw shaft 32.

Next, to explain again the interlocking operation of the meat slicer S and the automatic feeder R configured as above, when the material m in the meat box B is sliced and the upper conveyor 4 is lowered to the lower limit position, the lower limit switch is activated. 17 is activated, the front stop device of meat box B is activated and stops at a predetermined position, and at the same time, the round blade A
It also stops. Next, the motor 12 of the automatic opening/closing device G starts, and the rotation of the cam 14 causes the lever 15 to rotate counterclockwise in FIG. Limit switch 19 operates and motor 1
Stop 2. Also, during this time, the width adjustment motor 3
5 and the operation of the retraction limit switch 36, the width shifting plate 31 is retracted to form a standby state for material supply.

The automatic feeder R is linked to the operation of the upper limit switch 19, the lifting cylinder 30 is activated, the arm 8 is lowered together with the lifting block 29, and the grip 3
2 is closed and the material m waiting on the pedestal 6 is grabbed, the lifting cylinder 30 is operated in reverse and the lifting block 2 is lifted up.
9 and arm 8 to return to their original heights. The cylinder 26 is then actuated and the rack 28 moves forward, rotating the arm 8 with the material m through 90 degrees. Next, when the arm 8 and the material m are lowered to a predetermined height by the operation of the lifting cylinder 30, the grip 32 is released. This release of the grip 32 is carried out inside the meat box B, and the new material m
is automatically supplied.

After completing the above-mentioned one supply operation, the automatic feeder R returns the grip 32 onto the pedestal 6 again, and in the meantime, the material supply conveyor C intermittently feeds the second material placed on the pedestal 6. After grasping and raising the material m in the same manner as the first time, actuate the cylinder 23 to move the slice bed 22 by a length approximately equivalent to the width of the material so as not to overlap the first material m. After this, the second material m is released into the meat box B, the arm 8 is returned to the initial position, and the first material supply operation is completed. Note that it is optional to allow the automatic feeder R to feed the material only once or to repeat it more than once.

When the material supply is completed in the above manner, the motor 12 of the automatic opening/closing device G is activated again in conjunction with the automatic feeder R.
starts, and the elevating member 5 follows the rotation of the cam 14.
lowers the upper conveyor 4. And contact piece 2
0 comes into contact with the upper limit switch 19 again, thereby stopping the motor 12. During this time, the upper conveyor 4 is in contact with the upper surface of the new material m, but the connecting rod 16 is bent by the smooth muscle link 16 at one end, so that the cam 1
A shift is caused between the position when the rotation of the lifting member 4 stops and the position when the lifting member 5 stops descending.

Next, the width adjustment motor 35 linked to the upper limit switch 19 moves the width adjustment plate 31 forward.
Stop.

After the meat slicer S is ready for slicing after loading the ingredients as described above, the meat slicer S automatically resumes operation, but only the loading of ingredients is carried out unattended, and the width shifting plate 31 is moved forward to the holding position. In some cases, restarting the slicer operation may be manually operated.
Note that the manual operation described above is not the gist of the present invention.

As mentioned above, the present invention includes an upper conveyor that fits into the meat box of a meat slicer so as to be able to move up and down, an elevating member to which the upper conveyor is attached and moves up and down, and an automatic opening/closing device that automatically operates the elevating member. The meat slicer is equipped with a lower limit switch that detects the lower limit position of the upper conveyor in the meat box and starts an automatic opening/closing device in the direction in which the upper conveyor rises, and a lower limit switch that detects the lower limit position of the upper conveyor within the meat box. This automatic feeder is equipped with an upper limit switch that stops the operation of the automatic opening/closing device when Since the upper conveyor is configured to be lowered into the meat box by interlocking the automatic opening/closing machine with the above return operation, the material feeding of the meat slicer can be automated, making it possible to use it without manpower and labor. It has a positive effect.

[Brief explanation of drawings]

The drawings show an embodiment of the present invention; Fig. 1 is a plan view schematically showing its configuration, Fig. 2 is a side view of the meat box section, and Fig. 3 is a side view of the automatic material feeder section. be. S...meat slicer, B...meat box, m...material, A...knife, 4...upper conveyor, 5...lifting member, G...automatic opening/closing device, 17...lower limit switch, 19... upper limit switch,
R...Automatic material supply device.

Claims (1)

[Scope of utility model registration request] An upper conveyor 4 that fits into the meat box B of the meat slicer so as to be able to rise and fall freely, and feeds the material m toward the cutter A while contacting the upper surface of the material m loaded in the meat box B.
In the meat slicer, the upper conveyor 4 is attached to a lifting member 5 for raising and lowering the inside of the meat box B, and an automatic opening/closing device G for the upper conveyor that automatically lifts and lowers the lifting member 5. Lower limit switch 1 that detects the lowering limit position of the conveyor 4 in the meat box B and starts the automatic opening/closing device G in the direction in which the upper conveyor 4 moves upward.
7, and an upper limit switch 19 that detects the upper limit position of the conveyor 4 that rises when the automatic opening/closing device G is activated and stops the operation of the automatic opening/closing device G. An automatic material feeder R is attached to the meat slicer S, which feeds the next material m held in a standby state into the meat box B and automatically returns to the meat box B in conjunction with the stop operation, and this automatic feeder A meat slicer to which materials are automatically supplied, characterized in that the automatic opening/closing device G is linked to the return of R to lower the elevating member 5 to the material holding position.