JP3693589B2 - Method and apparatus for discharging food material - Google Patents

Description

[0001]
BACKGROUND OF THE INVENTION
TECHNICAL FIELD The present invention relates to a stick-shaped discharge device in which two kinds of food materials such as an wrapping product made up of an inner packaging material and an outer skin material such as bun, sweet bun, bun and Daifuku rice cake, or a mosaic cookie are overlapped.
[0002]
[Prior art]
There are various conventional food material discharge devices, for example, as shown in Japanese Patent Publication No. 4-43606. According to this prior example, the outer cylinder and the inner cylinder are fixed and provided concentrically, and the blade for transporting the food material is rotatably provided in an annular passage between the outer cylinder and the inner cylinder. The blade is attached to the ring gear, and the blade rotates in the passage on the ring when the ring gear rotates. This ring gear is rotatably attached to the outer periphery of the blade with a wall of an outer cylinder formed by a bearing member, and is driven to rotate by a driving device via a transmission member such as a geared shaft.
[0003]
The ring gear, which is a rotating member, is provided in the casing. However, since the ring gear is driven to rotate in the closed space, the ring gear generates heat on the sliding surface of the bearing member that contacts the ring gear, and the temperature in the casing is increased. Rises.
[0004]
Furthermore, since the dough internal pressure of the food material in the annular passage is large, the food material enters the sliding surface between the ring gear and the bearing member, further increasing the sliding surface friction and causing a temperature rise.
[0005]
The rise in temperature in the vicinity of the food material passage as described above causes a problem that the food material fed through the annular passage is thermally denatured.
[0006]
In addition, the food material that has entered the sliding surface further leaks to the outside of the ring gear, and the material enters the portion other than the food material passage, so that it is necessary to remove these after the production is completed.
[0007]
As another prior example, as shown in FIG. 1 of Japanese Examined Patent Publication No. 7-34703, a tubular jacket is provided on the outer periphery of the casing, and a cooling liquid or a cooling gas is allowed to flow therethrough to form an annular space. It is shown that the food material supplied to the is cooled.
[0008]
[Problems to be solved by the invention]
In the conventional example as described above, there is a problem that the temperature of the rotating member in the casing rises and changes the properties of the food material. In the conventional example, the temperature rise of the food material is effectively suppressed. There is something you can't do.
[0009]
[Means for Solving the Problems]
In order to solve the above-described problems, the present invention provides an annular passage for food material supplied from a food material supply device in a casing, and a rotor provided in the annular passage wall surface or passage. In the food material discharging apparatus configured to be supported by the bearing member, the rotary member having a rotating member is supplied to the annular passage by directly applying outside air to the rotating member through a hole provided on the outside of the casing. Is to suppress the temperature rise of food materials.
[0010]
Further, the passage of food material supplied from the food material supply device is provided in an annular shape in the casing, and the rotary member having a rotor provided in the annular passage wall surface or the passage is supported by the bearing member. In the food material discharge device configured as described above, a hole through which the outside air directly passes through the rotating member is provided outside the casing.
[0011]
Further, the rotating member has a bearing member and a sliding surface.
[0012]
Furthermore, cold air is supplied from the hole by a cold air blower.
[0013]
Further, the present invention provides an annular member having a passage for food material fed from a food material supply device in a casing, and a rotating member having a rotor provided in the annular passage wall surface or the passage. The food material discharge device is configured to be supported by the outside, and has a hole through which the outside air passes directly through the rotating member on the outside of the casing, and an outside air supply for directly circulating the outside air through the rotating member An apparatus is provided to prevent food material in the passage from entering the rotating member side from the passage side.
[0014]
Furthermore, the food material in the passage is prevented from leaking to the rotating member side.
[0015]
DETAILED DESCRIPTION OF THE INVENTION
As shown conceptually in FIG. 4, the packaging machine 1 according to the embodiment of the present invention includes a gantry 3, and an upper portion of the gantry 3 is supplied with an inner packaging material 5 as a food material. The inner packaging material hopper 7 is provided, and the outer skin material hopper 11 for supplying the outer skin material 9 as a food material is provided. An inner packaging material supply device 15 for supplying an inner packaging material to the polymerization nozzle 13 is provided below the inner packaging material hopper 7. An outer skin material is disposed below the outer packaging material hopper 11. An outer shell material supply device 17 is provided. The polymerization nozzle 13 is provided between the inner packaging material supply device 15 and the outer skin material supply device 17.
[0016]
Below the superposition nozzle 13, there is provided an enveloping / cutting device 21 for enveloping and cutting the rod-shaped food material 19 in a state in which the outer covering material is superposed on the outside of the inner packaging material in the superposition nozzle 13. Below the cutting device 21, a conveyor device 25 is provided for sending the encapsulated food 23 encapsulated and cut by the enveloping / cutting device 21 to the next process.
[0017]
In addition, since the said inner packaging material supply apparatus 15, the outer covering material supply apparatus 17, the covering cutting apparatus 21, and the conveyor apparatus 25 may be a well-known structure, detailed description about the structure and effect | action is abbreviate | omitted.
[0018]
Referring to FIGS. 1 to 3, the superposition nozzle 13 includes an upper casing provided with a connection port 27 connected to the inner packaging material supply device 15 and a connection port 29 connected to the outer skin material supply device 17 on the side portions. 31 is provided. Further, the upper casing 31 is provided with a hollow inner cylinder 33 through which the inner packaging material 5 can pass and is connected to the connection port 27, and is further concentric with the inner cylinder 33 on the outer side of the inner cylinder 33. An outer cylinder 35 through which the outer skin material 9 can freely pass is provided in connection with the connection port 29.
[0019]
A bearing 37 is fitted at the lower end of the upper casing 31 and is screwed into the casing 31 by a screw 39. A cylindrical ring gear 41 is rotatably fitted to the bearing 37 on the lower side. The lower side of the ring gear 41 is fitted with a bearing 45 fixed to the lower casing 47 with a screw 49.
[0020]
On the inner periphery of the ring gear 41, a blade 43 protruding as a rotor is provided. The rotor 43 is located in an annular passage S between the inner cylinder 33 and the bearing 45, which is a passage for food material, and the wall surface of the passage S, that is, the inner passage. There are constant gaps C1 and C2 between the outer peripheral surface 33A of the cylinder 33 and the cylindrical inner peripheral surface 45A of the bearing 45.
The shape of the rotor is not limited to a plate shape as shown in the present embodiment, but may be a round bar shape or the like, which can be selected as appropriate.
Further, the bearing 45 and the bearing 37 are intended to reduce the space in the casing by using a sliding bearing, but are not particularly limited to a sliding bearing metal.
[0021]
An inner packaging nozzle 53 is screwed and fixed to the lower end portion of the inner cylinder 33 so as to be detachable and replaceable. In addition, the lower casing 47 is detachably fitted with an outer covering material nozzle 55 so as to hold the inner covering material nozzle 53 and the annular passage S so as to hold the inner covering material nozzle 53. The outer nozzle 55 is fixed to the lower casing 47 by screwing a cylindrical set ring 57 into a screw portion 47A provided at the lower end of the lower casing 47.
[0022]
The lower casing 47 has a substantially annular wall 51 at its upper end so as to cover the bearing 37, the ring gear 41, the bearing 45, and the like. The outer periphery 37 </ b> A of the bearing 37 is fitted into the inner periphery 51 </ b> A of the wall portion 51 so as to be assembled to the upper casing 31.
[0023]
The superposed nozzle 13 assembled as described above is mounted on a base 59 provided on the gantry 3 and fixed with a knob bolt 63 via an attachment member 61. As shown in FIG. 2, the ring gear 41 has a drive gear 67 mounted on a rotatable rotary shaft 65 appropriately linked to an output shaft of a motor (not shown) provided inside the wrapper 1. Engage. The meshing portions are connected and interlocked through an opening (hole) 51B provided in the wall 51 of the lower casing 47.
[0024]
In the superposition nozzle 13 configured as described above, the hole 51C passes through the wall 51 of the lower casing 47 on the opposite side of the opening 51B where the ring gear 41 and the gear 67 mesh with the inner cylinder 33. Provide. By providing the hole 51C and the opening 51B so as to penetrate the outside of the lower casing 47, the ring gear 41 communicates with the space Q in the lower casing 47 where the ring gear 41 is rotating. Is.
[0025]
In this embodiment, cold air is directly supplied to the ring gear 41, which is a rotating member, and the bearing 37 and the bearing 45. That is, the cold air 71 is supplied from a cold air blower (not shown) through the piping material 73 to directly cool the ring gear 41. Since the ring gear 41 rotates, the ring gear 41 can be cooled over the entire circumference of the ring gear, the temperature rise can be suppressed, and the temperature rise of the food material can be suppressed.
[0026]
The position of the hole 51C is preferably the position described above, but is not particularly limited to the position shown in the drawing, and can be freely set in the range opposite to the opening 51B by design, and the number of the holes A plurality of them can be provided to increase the cooling effect.
[0027]
The cool air supplied to the space Q from the hole 51C gradually dissipates from the opening 51B, and new cool air always flows into the space Q.
[0028]
Conventionally, when a food material enters the sliding surface between the ring gear 41 and the bearing 37 and the bearing 45, there is a problem in that heat is increased on the sliding surface due to an increase in friction.
Also, when a bearing member such as a needle bearing is used, food material enters between the outer ring and the inner ring of the needle bearing, causing problems such as heat generation from the bearing member due to problems such as increased rolling friction. was there.
In this embodiment, by supplying the cold air 71 to the space Q using the cold air blower, the internal pressure of the space Q is increased, and the food material enters the rotating member side from the annular passage S. Furthermore, the effect which suppresses that a food material leaks into the said space Q also arises.
[0029]
In the above embodiment, the ring gear has the blade 43 attached to the inner periphery of the ring gear 41 and the outer material nozzle 55 is fixed to the lower casing 47. However, the present invention is not limited to this. For example, as shown in FIG. 5, even when the ring gear 41 and the outer material nozzle 55 are integrated, heat is generated by sliding between the ring gear 41 and the bearing 45 and the bearing 45.
Therefore, by providing two holes 51C penetrating through the wall 51 of the lower casing 47, outside air circulates in the space Q, and further, cold air 71 is circulated into the space Q from one of these holes 51C. By directly cooling the ring gear 41 and the like, the temperature rise can be suppressed and the temperature rise of the food material can be suppressed.
Further, it is possible to prevent the food material from entering the sliding surface between the ring gear 41 and the bearing 37 from the annular passage S.
[0030]
【The invention's effect】
As described above, the present invention has a problem that the temperature of the rotating member in the casing rises in the conventional example as described above, and changes the properties of the food material. What could not effectively suppress the temperature rise of the material can be improved, and by suppressing the temperature rise in the casing, enveloping can be performed without modifying the food material passing through the casing. It can be carried out.
[0031]
Furthermore, the food material is not leaked to the sliding bearing surface and other sliding surfaces, and a great effect is seen in terms of hygiene.
[Brief description of the drawings]
FIG. 1 is a front sectional view of a discharge device according to an embodiment of the present invention.
FIG. 2 is a side cross-sectional view of a discharge device according to an embodiment of the present invention.
FIG. 3 is a top view of a lower cylinder of the discharge device according to the embodiment of the present invention.
FIG. 4 is an explanatory diagram schematically showing an overall configuration.
FIG. 5 is a front sectional view of the ejection device according to the embodiment of the present invention.
[Explanation of symbols]
DESCRIPTION OF SYMBOLS 1 Packing machine 5 Inner packaging material 9 Outer skin material 13 Superposition nozzle 15 Inner packaging material supply device 17 Outer skin material supply device 31 Upper casing 33 Inner cylinder 35 Outer cylinder 37 Bearing 41 Ring gear 43 Blade 45 Bearing 47 Lower casing 51 Wall 51B Opening 51C Hole 71 Cold air C1, C2 Clearance S Passage Q Space

Claims (5)

A passage for food material supplied from the food material supply device is provided in an annular shape in the casing, and a rotating member having a rotor provided in the annular passage wall surface or in the passage is supported by a bearing member. In the discharged food material discharging apparatus, the food material is characterized by suppressing an increase in temperature of the food material supplied in an annular shape by directly applying outside air to the rotating member from a hole provided on the outside of the casing. Discharge method. A food material passage fed from the food material supply device is provided in an annular shape in the casing, and a rotating member having a rotor wall provided in the annular passage wall surface or in the passage is supported by the bearing member. A food material discharging apparatus comprising: a food material discharging apparatus, wherein a hole through which outside air passes directly to the rotating member is provided outside the casing. 3. The food material discharge device according to claim 2, wherein the rotating member has a bearing member and a sliding surface. 4. The food material discharge device according to claim 2, wherein cold air is supplied from the hole by a cold air blower. A passage for food material supplied from a food material supply device is provided in an annular shape in the casing, and a rotating member having a rotor provided in the annular passage wall surface or in the passage is supported by a bearing member. A food material discharging apparatus configured as described above, wherein a hole through which the outside air passes directly to the rotating member is provided outside the casing, and an outside air supply device for directly circulating the outside air through the rotating member is provided. The food material discharge device is characterized in that it prevents the food material from entering the rotating member side from the passage side.

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