JP3751256B2 - Method and apparatus for discharging food dough - Google Patents

Description

[0001]
BACKGROUND OF THE INVENTION
The present invention relates to a means for discharging food dough, particularly bread dough and confectionery dough, and relates to providing a means for constantly and stably discharging material discharged by a wrapping machine.
[0002]
[Prior art]
Conventionally, a food dough discharging device used in a packaging machine or the like is provided by concentrically stacking an outer cylinder on an inner cylinder, and supplying the inner packaging material into the inner cylinder by an inner packaging material supply device. It is supplied to the annular space between the inner cylinder and the outer cylinder by the outer shell material supply device, and is further formed into a double continuous rod-like body and discharged from the nozzle at the outlet of the inner cylinder and the outer cylinder. .
In these configurations, since the outer skin material that passes through the annular space between the inner cylinder and the outer cylinder is tightly covered so as to cover the outer periphery of the discharged inner packaging material, the inner cylinder and the outer cylinder The annular space in between has a throttle nozzle shape.
For this reason, since this annular space is discharged with the internal pressure of the outer shell material increased to some extent, if the density of the food dough supplied to this annular space is unstable, or if there are foreign objects or small lumps, the internal pressure May rise more than necessary, and food dough may be clogged in the space, and stable discharge may not be obtained.
[0003]
Moreover, in a conventional example such as Japanese Patent Publication No. Hei 4-43606, there is one in which a blade is provided in an annular space between an inner cylinder and an outer cylinder and rotated so that food dough is discharged by the thrust of the blade. In this case, the food dough can be discharged without being clogged in the annular space, but pulsation discharge occurs due to the rotation of the blades, and the food dough may not be discharged stably.
[0004]
[Problems to be solved by the invention]
The problem to be solved by the present invention is that, as described above, in the means for joining and discharging a plurality of food doughs as a continuous rod-shaped food dough, the discharge state of the rod-shaped food dough is stabilized, and pulsation and weight disturbance are prevented. It is to provide means for suppressing and discharging.
[0005]
[Means for Solving the Problems]
The present invention is provided with a stirring rod whose cross-sectional shape rotates in an annular space, and the internal pressure of the food dough in the throttle-shaped space is increased by the stirring effect of the stirring rod on the food dough passing through this space. Can be suppressed. Therefore, the food dough can smoothly pass through the space and be discharged from the nozzle outlet.
[0006]
In the method of the present invention, the inner cylinder and the discharge method of the food dough formed cross section carried out by passing the food in the annular space is an annular space between the outer cylinder provided substantially concentrically on the outside When the food dough passes through the annular space, the food dough protrudes from a rotatable peripheral surface forming the annular space, and the longitudinal direction of the food dough passes through the annular space. In this method, the food dough passing through the annular space is agitated and fluidized by rotating a stirring rod provided along the circumferential direction of the annular space to discharge the dough.
[0007]
In addition, the stirring rod can be changed in the amount of rotation in the circumferential direction.
[0008]
Further, the apparatus of the present invention is provided with an outer cylinder that is substantially concentric with the inner cylinder on the outer side of the inner cylinder, and a cross-section through which the food dough can pass between the outer peripheral surface of the inner cylinder and the inner peripheral surface of the outer cylinder. shape the dispensing apparatus of the food dough that have a annular space is an annular space, projecting a stir bar from rotatable circumferential surface forming the annular space in the annular space, the stirring rod , in which the longitudinal direction is arranged along the flow direction of the food dough passing through the said annular space.
[0009]
Further, the rotation speed of the stirring bar can be changed.
[0010]
DETAILED DESCRIPTION OF THE INVENTION
Based on FIG. 1 , the structure of the discharge apparatus 1 is demonstrated. The discharge device 1 includes a connection port 31 connected to an inner packaging material supply device (not shown) that supplies the inner packaging material 5 that is food dough, and an outer skin material supply device (not shown) that supplies the outer skin material 6 that is food dough. The upper casing 3 which provided the connected connection port 33 in the side part is provided. In addition, a hollow inner cylindrical portion 35 through which the inner packaging material 5 can freely pass is inserted into the upper casing 3 so as to be connected to the connection port 31, and the inner cylindrical portion 35 is substantially outside the inner cylindrical portion 35. An outer cylindrical portion 37 through which the outer skin material 6 can pass concentrically is provided in communication with the connection port 33.
[0011]
An upper bearing 11 is fitted and fixed to the lower end portion of the upper casing 3. Further, a ring gear 15 having a stirring bar 13 provided on the inner peripheral surface 16 is rotatably fitted under the upper bearing 11. The lower side of the ring gear 15 is fitted with a lower bearing 17 fixed to the lower casing 7.
[0012]
Further, the inner packaging material nozzle 21 is screwed and fixed to the lower end portion of the inner cylindrical portion 35 so as to be detachable and replaceable. Further, the outer material nozzle 23 is detachably fitted from the lower side of the lower casing 7 so as to surround the inner material nozzle 21 and the set ring 17 is screwed and fixed.
[0013]
The discharge device 1 configured as described above includes the outer peripheral surface of the inner cylinder 8 formed by the inner cylinder part 35 and the inner packaging material nozzle 21, the outer cylinder part 37, the ring gear 15, the bearing 17, and the outer material nozzle 23. Between the inner peripheral surface of the outer cylinder 9 formed by the above, there is an annular space S in which the cross-sectional shape through which the outer skin material 6 can pass is an annular space.
[0014]
Then, the inner packaging material 5 (food dough) such as rice cake is supplied from the connection port 31 into the inner cylinder 8 from the inner packaging material supply device, and the outer shell material 6 (food dough) such as bread dough is connected from the outer shell material supply device to the connection port. By supplying the annular space S from 33, the rod-shaped food dough 55 covering the inner packaging material 5 with the outer skin material 6 is continuously discharged from the outer skin material nozzle 23.
[0015]
Next, the configuration and operation of the stirring rod 13 will be described. The stirrer 13 is provided so as to protrude from the inner peripheral surface 16 of the ring gear 15 as described above, and is positioned in the annular space S. Referring to FIGS. 2 and 3, the stirrer 13 has three round bars arranged substantially parallel to the rotation center axis O of the ring gear 15 and at equal intervals in the circumferential direction. When the ring gear 15 is connected and driven by a motor (not shown), the stirring rods 13 rotate in the annular space S to stir the outer skin material 6.
[0016]
By this stirring, the outer skin material 6 (food dough) supplied to the annular space S can be fluidized, the rise in internal pressure more than necessary can be suppressed, the density can be rectified, and the stagnation of foreign matter and small chunks can be prevented. It becomes.
[0017]
Stirring rod 13, the longitudinal direction since the arrangement in the flow direction of the outer cover material 6, it is possible to obtain suppress the resistance to flow of the outer skin material 6. Therefore, it is possible to minimize the disturbance of the discharge weight due to the change in the flow rate of the outer skin material 6 and the rotation speed of the stirring rod 13.
[0018]
FIG. 4 shows a second embodiment, and the shape of the stirring rod can be bent. The lower bent portion 29 provided at the lower portion of the stirring rod 25 can stir the outer skin material 6 to the vicinity of the discharge port of the inner packaging material nozzle 21 and prevent the outer skin material 6 from stagnating. Further, the bent portion 27 provided at the upper portion has an effect of stirring and reducing the outer material 6 from entering the upper bearing 11 side from the upper portion of the ring gear 15.
[0019]
In the present embodiment, the bent portions 27 and 29 of the stirring rod 25 are simultaneously provided above and below the vertical portion 26, but only one bent portion may be provided. Alternatively, one or both of the bent portion 27 and the bent portion 29 may be provided from the inner peripheral surface 16 of the ring gear 15 without providing the vertical portion 26.
[0020]
In the above embodiment, a structure in which only the inner peripheral surface 16 of the ring gear 15 rotates with the stirring rod on the outer peripheral surface of the inner cylinder 8 and the inner peripheral surface of the outer cylinder 9 forming the annular space S and is in contact with the outer skin material 6. It has become. On the inner peripheral surface 16, the stirring action of the outer skin material 6 by the stirring rod is less than the stirring action with the other fixed surface of the annular space. Therefore, it has been confirmed that the stirring action of the outer skin material 6 can be changed by the width of the inner peripheral surface 16.
[0021]
Further, in the above embodiment, the stirring rods 13 and 25 are provided from the inner peripheral surface of the ring gear 15, but can be provided from the inner cylinder 8 side by appropriately configuring the discharge device 1. Furthermore, the number of stirring bars is not limited to three and can be selected as appropriate, and the stirring action can be adjusted in accordance with the properties of the food dough. Moreover, the rotation amount of the stirring rod, the rotation direction, and the amount of rotation such as reciprocal rotation can be selected as appropriate.
[0022]
In the present embodiment, the stirring bars 13 and 25 are shown as round bars, but the stirring effect on the outer skin 6 can be adjusted by appropriately selecting a plate such as a square bar. Further, the length, thickness, shape and the like of the stirring rods 13 and 25 can be appropriately selected depending on the properties of the outer skin material 6.
[0023]
The rotational speed of the ring gear 15 can be adjusted by adjusting the output rotational speed of the motor, or by providing a plurality of selection buttons that are set in advance so as to obtain a predetermined rotational speed in the operation panel of the wrapper. It can be selected as appropriate, and the stirring effect on the outer skin material 6 can be adjusted.
[0024]
In the embodiment of the present invention, the annular space S describes an annular space formed by a combination of an outer cylinder and an inner cylinder. As another example, for example, a conical member is provided inside the outer cylinder. It is good also as a structure which arrange | positions and provides a space with a cyclic | annular cross section between this conical member and an outer cylinder. In this case, the food dough is one type of discharge.
[0025]
【The invention's effect】
According to the present invention, in a means for joining and discharging a plurality of food doughs as a continuous rod-shaped food dough, the discharge state can be stabilized by suppressing the occurrence of pulsation of the rod-shaped food dough and the discharge of weight turbulence. It is possible to solve the conventional problems as described above.
[Brief description of the drawings]
FIG. 1 is an explanatory diagram of a discharge device according to an embodiment of the present invention.
FIG. 2 is an explanatory diagram of a discharge device according to an embodiment of the present invention.
FIG. 3 is an explanatory diagram of a discharge device according to an embodiment of the present invention.
FIG. 4 is an explanatory diagram of a discharge device according to a second embodiment of the present invention.
[Explanation of symbols]
1 Discharge device 5 Inner packaging material (food dough)
6 Skin material (food dough)
8 Inner cylinder 9 Outer cylinder 13 Stirring rod 15 Ring gear 25 Stirring rod O Rotation center axis S Annular space

Claims (4)

A method for discharging food dough, wherein the food dough is passed through an annular space in which a cross-sectional shape formed between an inner cylinder and an outer cylinder provided substantially concentrically on the outside is an annular space , the food When the dough passes through the annular space, the stirring bar is provided so as to protrude from the rotatable peripheral surface forming the annular space, and the longitudinal direction of the stirring dough is provided along the flow of the food dough passing through the annular space. The food dough discharging method characterized in that the food dough passing through the annular space is agitated and fluidized by rotating in the circumferential direction of the annular space . The method of claim 1, wherein the amount of rotation of the stirring rod in the circumferential direction can be changed. An outer cylinder is provided on the outer side of the inner cylinder so as to be substantially concentric with the inner cylinder, and an annular space in which a cross-sectional shape allowing food dough to pass between the outer peripheral surface of the inner cylinder and the inner peripheral surface of the outer cylinder is an annular space. the dispensing apparatus of the food dough that have a space, said projecting a stir bar from rotatable circumferential surface forming the annular space in the annular space, the stirring rod, its longitudinal direction is the annular space discharge device of the food dough along the flow direction of the food dough that passes through the inner characterized by being placed. 4. The food dough discharging apparatus according to claim 3, wherein the rotation speed of the stirring bar can be changed.

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