JP2000050854A - Internal material including holding method using plastic food dough and apparatus therefor - Google Patents

Abstract

PROBLEM TO BE SOLVED: To provide the subject method and apparatus therefor enabling an internal material such as bean jam to be surely included with an external including material of plastic food dough. SOLUTION: This method comprises the following three processes: molding process, wherein using a female mold with a hollow of specified design with the upper face open, a plastic food dough is molded into an external including material with a specified thickness along the inner wall surface design of the above hollow and the outer peripheral edge of the external including material is formed on the drawing sliding face on the upper part of the female mold; internal material feed process, wherein a specified amount of an internal material is fed to the external including material molded to the specified thickness; and including process, wherein the outer peripheral edge of the external including material fed with the internal material is drawn from the outside toward the center to include the internal material in the external including material; in the above-mentioned processes, the external including material is held on the inner wall surface of the female mold during the time span ranging from the internal material feed process to any point at or short of the including process.

Description

DETAILED DESCRIPTION OF THE INVENTION

[0001]

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a method and apparatus for wrapping and molding an inner material such as bean paste with an outer wrapping material made of plastic food dough such as bun dough and bread dough.

[0002]

2. Description of the Related Art Conventionally, a plastic food dough as described above is used as an outer wrapping material, and bean jam and the like are used as an inner material.
The outer wrapping material is sent out in a cylindrical shape covering the outer peripheral surface thereof, and aperture members such as six shutters as shown in Japanese Utility Model Publication No. Sho 63-29433 are closed from an open state, so that the outer wrapping material and the inner material are separated. 2. Description of the Related Art It is mechanically performed to form and cut while squeezing, and to wrap and mold an inner material with an outer wrapping material.

[0003]

However, in the above-described forming and cutting using the conventional shutter, it is difficult to securely wrap and mold the inner material with the outer packaging material, and the outer packaging material is made of bread dough or liquor dough. In the case of such a fermentable food dough, excessive force such as kneading, shearing, and pressing is applied to the dough, causing significant damage to the dough and making the gluten tissue of the bread dough after molding unreproducible. There is a problem that it cannot be baked into a bread which is sufficiently inflated and elastic or steamed into a sake bun. The present invention solves the above-described problems, and forms a shutter composed of a plurality of diaphragm pieces toward the center from outside the outer peripheral edge portion of the outer packaging material formed by protruding above the inner material. However, the inner material can be securely wrapped by the outer wrapping material, and the inner portion of the plastic wrapping material can prevent the central portion of the outer wrapping material from protruding above the squeezing piece and protruding portions being cut off. It is an object of the present invention to provide a wrap molding method and an apparatus therefor.

[0004]

According to a first aspect of the present invention, there is provided a method of wrapping and molding an inner material with a plastic food dough, comprising a female mold having a cavity having a predetermined shape with an open upper surface. Forming the plastic food dough outer wrapping material into an outer wrapping material having a predetermined thickness along the inner wall shape of the void, and forming the outer peripheral edge of the outer wrapping material on the narrowing sliding surface on the upper part of the female mold And an inner material supply step of supplying a predetermined amount of the inner material into the outer material formed to have the predetermined thickness, and an outer peripheral portion of the outer material to which the inner material has been supplied is directed toward the center from outside. A wrapping step of squeezing and wrapping the inner material, wherein the outer wrapping material is held on the inner wall surface of the female mold until some point between the inner material supply step and the wrapping step. The invention of claim 2 is the invention of claim 1
In the method of wrapping and molding the inner material with the plastic food dough according to the above, the method of holding the outer wrapping material on the inner wall surface of the female mold is characterized in that it is a vacuum evacuation that sucks air in a cavity through the female mold. And According to a third aspect of the present invention, in the method of wrapping and molding the inner material with the plastic food dough according to the first or second aspect, the wrapping step includes a step of narrowing an outer peripheral edge of the outer wrapping material toward the center from outside. In addition, while restricting upward movement of the outer peripheral edge portion with a plug, the outer peripheral edge portion is squeezed and wrapped. According to a fourth aspect of the present invention, in the method of wrapping and molding the inner material with the plastic food dough according to any one of the first to third aspects, the wrapping step includes forming a circle of the outer wrapping material in at least three directions. It is characterized in that it is narrowed down toward the center from the outside in the circumferential direction. The inner material wrapping and forming apparatus using the plastic food dough according to the invention of claim 5 is constituted by three or more drawn pieces having two adjacent sides as sliding surfaces, and the sliding surfaces are brought into contact with each other and combined. An opening is formed in the center, and a shutter that can narrow the opening by sliding the sliding surfaces of the diaphragm pieces with each other allows the inner material to be injected inside and molded along the inner wall shape of the female mold. The outer peripheral portion of the outer packaging material on the sliding surface of the shutter is wrapped by the shutter. Claim 6
According to a fifth aspect of the present invention, in the internal material wrapping and forming apparatus made of the plastic food dough according to the fifth aspect, a plug that suppresses protrusion of an outer peripheral edge of the outer packaging material is provided above an opening formed by each of the throttle pieces. It is characterized by having been established. According to a seventh aspect of the present invention, in the internal material wrapping and forming apparatus made of the plastic food dough according to the sixth aspect, the plug has a vent hole having one end opened to the lower surface at the center and the other end opened to the atmosphere. It is characterized by being provided in. According to an eighth aspect of the present invention, in the inner material wrapping and forming apparatus using the plastic food dough according to any one of the fifth to seventh aspects, the outer wrapping material is provided between the inner material supplying step and the inner material wrapping step. It is characterized in that it is fixed by fixing means until any point. According to a ninth aspect of the present invention, in the internal material wrapping and molding apparatus of the plastic food dough according to the eighth aspect, the fixing means holds the outer packaging material in close contact with the female inner wall shape by vacuum or vacuum drawing. It is characterized in that it is made to be.

[0005]

DETAILED DESCRIPTION OF THE PREFERRED EMBODIMENTS A first embodiment of the present invention will be described below with reference to the drawings. As shown in FIG. 1, the apparatus for wrapping and molding an inner material using a plastic food dough according to the first embodiment is configured such that a circumferential direction 6
Substrates 4 of the lower structure 3 are fixed at equal intervals at locations.

As shown in FIG. 2, the lower structure 3 has a cylindrical casing body 5 fixed on a substrate 4 and a shutter surrounded by the substrate 4, the body 5 and an annular upper holding plate 6. A lower air chamber 7 is formed, which is vertically divided by 10. In the body 5, an intermediate cylinder 9b is placed on a hemispherical lower part 9a.
Are provided, and a shutter 1 is provided on the intermediate cylinder 9b.
0 supports the upper frame 12 and the upper lid 12, supports the upper cylinder 9c of the female mold 9 on the upper lid 12, and supports the lower part 9a of the female mold 9 with the support member 4.
a, the upper cylinder 9c of the female die 9 is held down by the inner periphery of the upper holding plate 6, and the outer periphery of the upper holding plate 6 is fastened by a plurality of connection bolts 14.

As shown in FIGS. 2 and 3, the shutter 10 has a support portion 11a protruding from the lower inner periphery of the frame body 11, and is inserted into a regular hexagonal hole 11b formed on the support portion 11a.
Are supported so that they can be opened and closed, and when the throttle piece 15 is fully opened, its inner side is the intermediate cylinder 9 of the female mold 9.
b, at a position circumscribing the inner peripheral surface of the upper end tube 9c,
The upper cover 12 is supported on the upper surface of the frame 11, and these are fixed with a plurality of bolts 14 via a short cylinder 50.
This is a conventionally known one inserted into one horizontally long hole 11c and projected out of the frame body 11.

In this case, the shutter 10 has six aperture strips 1 having two adjacent sides 15a and 15b as sliding surfaces A.
5, an opening 15z is formed at the center by contacting and combining the sliding surfaces A with each other, and the sliding surface A of the diaphragm piece 15 can be slid with each other to narrow the opening 15z. I have. Then, the inner material 46 is put into the inside, and the shutter 1 formed along the inner wall shape of the female mold 9 is formed.
The outer peripheral portion of the outer packaging material 45 on the sliding surface A of the shutter
It is wrapped with 0.

The intermediate cylinder 9b and the upper cylinder 9 of the female mold 9
c, the frame 11 and the upper lid 12 of the shutter 10 are formed with concentric holes, and the lower air chamber 7 is formed by the substrate 4, the trunk 5, and the lower portion 9 a of the female mold 9 by the support 11 a of the frame 11. A lower part 7a surrounding the intermediate part 9b and an upper part 7b surrounding the upper cylinder 9c of the female mold 9 by the upper lid 12, the upper holding plate 6, and the cylindrical body 50 provided between these outer peripheral parts. , The lower part 7a and the upper part 7b are connected to pipes 8a and 8b for decompression by suction of air and pressurization by blowing air, respectively, and these pipes 8a and 8b are connected via valves to a pressurization and decompression mechanism (shown in the figure). (Omitted). That is, the lower means 7a in the lower air chamber is decompressed by inhalation of air, so that the outer packaging material 49 is fixed along the inner wall surface shape of the female mold 9 by vacuum or depressurization. I have.

As shown in FIG. 1, the revolving plate 2 has first to sixth stations St. 1 to St. 6 are provided at equal intervals in the circumferential direction, and the first station St. The front end of the conveyor 17 for carrying in the outer packaging material 45 divided into a desired amount is disposed above the second station St. Above 2 is an upper structure 1
8 is provided.

As shown in FIGS. 1 and 4, the upper structure 18 has a pair of support frames 19 fixed on a base member fixed close to the outer periphery of the revolving plate 2, and a cylinder at the upper end of the support frame 19. The support plate 20 is fixed, the cylinder 21a of the air cylinder mechanism 21 for elevating and lowering is fixed on the support plate 20, and a piston rod 21b extending below the cylinder 21a is passed through the support plate 20 so as to be able to move up and down. The upper end of the cylindrical upper body 22 is fitted and fixed to the lower end of the piston rod 21b.

The lower end of the upper body 22 has a bowl-shaped male mold 23.
The upper part of the male mold 23 is screwed and tightened. The male mold 23 has a cylindrical upper part connected to a hemispherical lower part, and a pressure pipe 24 for blowing air is connected to the upper part of the upper body 22.
Is connected to an air pressurizing device (not shown) via a valve. An upper air chamber 25 is formed inside the upper body 22 and the male mold 23 screwed to the upper body 22.
The male mold 23 is arranged on the female mold 9 at a position where the axes coincide with these.

The female mold 9 and the male mold 23 have 40 small pores.
It is formed of a non-adhesive porous plastic molded article such as polypropylene or fluorine resin having a large number of small pores of about 200 to about 200 microns, preferably about 50 to 70 microns. When the male mold 23 descends, the second station S
t. The female mold 9 stopped at 2 is formed in a shape and size that can be inserted with an appropriate gap provided, so that the outer packaging material 45 can be formed to a predetermined thickness. Third of swivel plate 2
Station St. A known internal material supply mechanism 26 is provided above the third station St. Above the shutter 4, a shutter operating mechanism 27 and a plug elevating mechanism 28 are provided.

As shown in FIGS. 1 and 3, the shutter opening / closing mechanism 27 is provided with a base plate 29 on a base member fixed close to the outer periphery of the revolving plate 2, and an air cylinder for opening and closing the shutter 10 on the base plate 29. The cylinder 30a of the mechanism 30 is fixed horizontally, fixed to the tip of a piston rod 30b protruding inward from the cylinder 30a, and the connecting table 31 is supported below the base plate 29 so as to be able to move up and down. The cylinder 32a of the air cylinder mechanism 32 is fixed, the engaging body 33 is fixed to the tip of a piston rod 32b protruding from one side of the cylinder 32a, and the engaging hole 33 formed in the engaging body 33 is formed.
a is positioned horizontally with respect to the operation rod 16 protruding from the frame 11 of the shutter 10, and is disposed so as to be removable. The connecting base 31, the engaging cylinder mechanism 32, and the engaging body 33 provided on the connecting base 31 do not interfere with the lower structure 3 when retreating outward.

As shown in FIGS. 1 and 5, the plug elevating mechanism 28 projects a pair of support frames 34 on a base member fixed close to the outer periphery of the revolving plate 2 and fixed to the upper ends thereof. The cylinder 36a of the air cylinder mechanism 36 for lifting and lowering is fixed on the cylinder support plate 35 thus
a piston rod 36b extending downwardly through the cylinder support plate 35 so as to be able to ascend and descend so as to protrude downward therefrom;
A disc-shaped plug 37 is fixed to the lower end of the piston rod 36b, and the plug 37 is sized and arranged to fit without gaps in the upper cylinder 9c of the female die 9.

In the plug 37, a small vent 37a having one end opened at the lower surface of the center is formed.
The other end is open to the atmosphere such that the center of the plug 37 extends upward and is connected to the lower part of the piston rod 36b, and the other end is opened on the outer peripheral surface of the lower part. Revolving plate 2
Of the fifth station St. A take-out mechanism 38 for taking out a molded product is provided above 5, and a rear end portion of a carry-out conveyor 39 is arranged on the outer peripheral side of the revolving plate 2 of the take-out mechanism 38.

The take-out mechanism 38 is provided with a base of an L-shaped rotating arm 40 which is reciprocated by a suitable means such as an electric motor (not shown) on a base member fixed in proximity to the outer periphery of the revolving plate 2. The suction cup 41 is fixed to the bent portion of the tip of the rotating arm 40, and the suction cup 41 is connected to a pressure reducing device (not shown) via a valve by a suction pipe. Further, a support plate 43 is fixed on a base plate fixed close to the outer periphery of the revolving plate 2, a support portion 43 a is formed at an outer end of the support plate 43, and an air cylinder mechanism 44 for pushing out on the support plate 43. And a push plate 44c is fixed to the tip of a piston rod 44b protruding outward from the cylinder 44a. The outer end of the support plate 43 is disposed above the carry-out conveyor 39. The sixth station St. Reference numeral 6 denotes a cleaning unit for the female mold 9.

In order to perform the wrapping method of the first embodiment using the plastic food dough wrapping and forming apparatus of the first embodiment configured as described above, the turning table 2 of the index table 1 is stopped. An outer packaging material 45 made of a fermentable plastic food dough such as bread previously divided into a predetermined amount.
Is placed on the carry-in conveyor 17 as shown in FIG. 6 (a), and the outer package material 45 is driven from above by the first station St. 1 and the first female mold 9 in which the aperture 15 of the shutter 10 is open.
And the first step of stopping the carry-in conveyor 17 is performed.

Next, the index table 1 is operated, and the revolving plate 2 is rotated clockwise by 60 °, so that the second station St. First female mold 9 with outer packaging material 45 in 2
To the first station St. First, the second female molds 9 are respectively fed and stopped. In this state, the second station St. By operating the elevating air cylinder mechanism 21 of the upper structure 18 disposed on the second member 2 to lower the raised male die 23, the male die 23 enters the first female die 9, and As shown in FIG. 6B, the outer packaging material 45 is formed into a bowl shape.

Subsequently, the inside of the lower air chamber 7 provided on the outer peripheral side of the first female mold 9 is decompressed, and the air is sucked from the inner surface of the first female mold 9 and the molded outer package material 45 is removed from the first female mold 9. An air cylinder for raising and lowering while pressurizing the inside of the upper air chamber 25 provided inside the male mold 23 and blowing air from the lower outer surface of the male mold 23 while keeping the lower surface 9a of the inner surface of the mold 9 in close contact with the lower portion of the upper cylinder 9c. By operating the mechanism 21, the male mold 23 is lifted and returned, the elevating air cylinder mechanism 21 is stopped, and the second step is performed. In this second step, when the male mold 23 escapes above the first female mold 9, the blowing from the inside of the male mold 23 is stopped, and the intake from the inner surface of the first female mold 9 is continued. During this time, the first station St. 2nd female mold 9 in 1
Then, a first step of supplying the outer packaging material 45 by driving the carry-in conveyor 17 and stopping the carry-in conveyor 17 is performed.

After performing the second step, the revolving plate 2 is rotated clockwise by 60 ° to set the first female mold 9 in the third station St. 3 to the second and third female molds 9
Station St. 1, St. 2 and stop each.

The third station St. In FIG. 3, the inner material supply mechanism 26 is operated, and as shown in FIG. 6C, one inner material 46 in which a predetermined amount of bean paste is formed into a spherical shape is formed into a first female mold 9 inner bowl shape. A third step of stopping the internal material supply mechanism 26 by dropping the internal material supply device 26 from above into the outer packaging material 45 is performed. During this third step, the suction of air from the inner surface of the first female mold 9 is continued.

During this time, the first station St. 1 is supplied with the outer wrapping material 45 in the first step to the third female mold 9 in the second station St. 2nd female mold 9 in 2
Then, the outer wrapping material 45 is formed into a bowl shape in the second step. After the third step, the revolving plate 2 is rotated clockwise by 60 °,
The first to fourth female molds 9 are respectively assigned to the fourth to first stations St. 4 to St. Send to 1 to stop.

The fourth station St. 4A, the lifting air cylinder mechanism 36 of the plug lifting mechanism 28 disposed above is moved downward, and as shown in FIG. The aperture piece 15 is fitted to the upper cylinder 9 c of the mold 9, and
With the plug open to these top positions.
The lowering position of the plug 37 is stopped by leveling the lower surface of the plug 7.

At this time, the inside of the lower air chamber 7 is sucked and decompressed until the plug 37 is lowered, air is sucked from the inner surface of the first female mold 9, and the air suction is stopped immediately after the plug 37 is lowered. Then, the portion of the outer packaging material 45 protruding above the shutter 10 is suppressed by the plug 37. In this state, the engaging air cylinder mechanism 32 of the shutter opening / closing mechanism 27 is moved forward to engage the engaging hole 33 a formed in the engaging body 33 with the operating rod 16 provided on the shutter 10 of the first female mold 9. Then, the opening / closing air cylinder mechanism 30 of the shutter opening / closing mechanism 27 is closed, and the operating rod 16
In the closing direction orthogonal to the width direction of the plug 3
7 while sliding the upper surface of the diaphragm 15 to the lower surface,
Close.

The closing operation of the aperture piece 15 is carried out through the state shown in FIG. 6E and the fully closed state shown in FIG.
5 is squeezed on the axial center side of the female mold 9 by the squeezing piece 15
The outer wrapping material 45 and the inner material 4
6 from the upper end opening of the outer packaging material 45 to the plug 37.
Is discharged to the atmosphere through the vent hole 37a provided in the outer packaging material 4.
5 and the inner member 46 are brought into close contact with each other.

The upper portion of the outer packaging material 45 is squeezed by the closing operation of the squeezing piece 15, but since the upper end of the outer packaging material 45 is prevented from projecting above the plug 37, the outer packaging material 4 is closed.
The upper part of the outer wrapping material 45 increases in thickness without the upper part of the outer wrapping member 5 protruding above the throttle piece 15 and the upper end opening is completely closed. It penetrates the inner member 46 and becomes almost flat.

Thereafter, the plug 37 is raised and returned by raising the air cylinder mechanism 36 for lifting and lowering, and the operating rod 16 is returned to the open position by opening the air cylinder mechanism 30 for opening and closing, and the throttle piece 15 is opened. Subsequently, the engaging air cylinder mechanism 32 is moved backward to pull out the engaging body 33 from the operation rod 16 and is caused to return and return, and the fourth step is performed.

While performing the fourth step on the first female mold 9 described above, the first, second and third stations St. 1,
St. 2, St. The first, second, and third steps are performed on the fourth, third, and second female molds 9 in Step 3, ie, supply of the outer packaging material, molding of the outer packaging material, and supply of the inner material. 4th
After the process, the revolving plate 2 is rotated clockwise by 60 °,
The first to fifth female molds 9 are respectively assigned to the fifth to first stations St. 5-St. Send to 1 to stop.

Fifth station St. In FIG. 5, FIG.
As shown in (g), the rotating arm 40 of the take-out mechanism 38
Is rotated inward from the neutral position by an appropriate means, and the suction cup 41 fixed to the tip of the rotation arm 40 is dropped on the molded product 47 in the first female mold 9, and the pressure in the suction cup 41 is reduced. By suctioning the molded product 47 to the suction cup 41 by suctioning through the suction pipe 42 by the device, the rotating arm 40 is rotated outward by almost 180 °, the molded product 47 is turned upside down, and the suction cup 41 is supported. The molded product 47 having a diameter larger than that of the suction cup 42 is placed on the outer end of the support plate 43 in a notch 43 a provided at the outer end of the plate 43.

Thereafter, the suction from the suction cup 41 is stopped, the molded product 47 is opened, and the extruder air cylinder mechanism 44 provided on the support plate 43 is moved forward, and the molded product is moved by the push plate 44c of the air cylinder mechanism 44. 47 is pushed out onto a carry-out conveyor 39, the molded article 47 is carried out to a required place by driving the conveyor 39, and the turning arm 40 is turned inward by about 90 ° to move the turning arm 40 and the suction cup 41. Return to neutral position and stop 5th
Perform the process. Note that, in the fifth step, a blast is performed from the inner surface of the female mold 9. While performing the above-described fifth step, the first to fourth stations St. 1 to St. For the fifth to second female molds 9 in 4, the first to fourth steps, that is, the supply of the outer packaging material, the molding of the outer packaging material, the supply of the inner material, and the encapsulation molding of the inner material by the outer packaging material are respectively performed.

After the fifth step, the turning plate 2 is moved clockwise by 6 degrees.
0 ° to rotate the first to sixth female molds 9
The first station St. 6 to St. Send to 1 to stop. Even after the first female mold 9 has been emptied by the fifth step, the female mold 9 continues to squirt while the sixth station S
t. The first female die 9 stops at 6, and the pressurized air in the lower air chamber 7 blows out from the inner surface of the female die 9 through a number of porous small holes of the porous plastic constituting the female die 9. In this way, the inside of the female mold 9 can be cleaned in a short time by blowing out the hand dust and a part of the outer packaging material, etc., which have been in the small air holes into the female mold 9. Release the pressurization of
Stop the fumarole.

During the cleaning, a rotating brush is inserted into the first female mold 9 to remove a part of the hand dust and the outer packaging material adhered to the inner surface of the female mold 9 to remove the female mold 9. By discharging the air from the opening or by bringing the intake duct close to the opening, hand powder, fine particles of the outer packaging material, etc. may be sucked out of the first female mold from the intake duct. During the cleaning, the first
To the fifth station St. 1 to St. 6th in 5 ~
For the second female mold 9, the first to fifth steps, that is, the supply of the outer packaging material, the molding of the outer packaging material, the supply of the inner material, the encapsulation molding of the inner material by the outer packaging material, and the carrying out of the molded product are performed.

Further, the first female mold 9 after cleaning is completed.
Turns the revolving plate 2 clockwise by 60 ° to rotate the first station St. 1 and by repeating the above-described steps, in the case of bread dough due to the molding of each outer wrapping material, it is possible to suppress the processing damage of the dough and to make use of the viscoelasticity of the bread dough as it is to remove the inner material 46 such as bean jam The molded product 47 wrapped to be comparable to handmade can be manufactured efficiently and mechanically efficiently. By baking the molded product 47, a good-quality and delicious bread can be obtained.

Next, a second embodiment of the present invention will be described with reference to FIG. FIG. 7 is a partially longitudinal enlarged front view of a main part of an inner material wrapping and forming apparatus using a plastic food dough according to a second embodiment of the present invention, and is a view corresponding to FIG. 5 in the first embodiment. 7, the same components as those in FIGS. 1 to 6 showing the first embodiment are denoted by the same reference numerals, and the description thereof will be omitted.
We will focus on the differences.

The feature of the second embodiment is that the upper structure used in the first embodiment is a step of forming the outer packaging material to a predetermined thickness along the shape of the female inner wall surface. 18 in that the male mold 23 is omitted. That is, the lower structure 3 is provided on the substrate 4 with a cylindrical casing body 5.
Is fixed, and the substrate 4, the body 5 and the annular upper holding plate 60 are fixed.
Thereby, a lower air chamber 7 partitioned vertically is formed,
A detachable shutter 10 is provided on the upper surface of the upper holding plate 60.
Are arranged.

In the lower air chamber 7, a hemispherical lower portion 90 is provided.
a having a top surface opening on which a middle cylinder 90b is connected
Is provided on the intermediate cylinder 90b, and the upper end cylinder 90c which engages with the stepped portion 60a formed on the inner peripheral surface of the opening of the upper holding plate 60 is provided.
Is provided. The upper holding plate 60 has its outer peripheral portion fixed to the casing body 5 fixed on the substrate 4 by a plurality of connection bolts 14. Further, the upper surface of the upper holding plate 60 has an annular upper step surface 61 formed at a central portion close to the opening via a step portion 62, and a lower step surface 63 on the outer peripheral side of the step portion 62. The fabric holder 48 and the frame 11 of the shutter 10 described later are detachably mounted.

In the figure, the cloth holder 48 indicated by a virtual line
The ring body 48a is made of plastic or metal and has an inner hollow ring body. The outer peripheral side of the ring body 48a is connected to a piston rod 48b and is moved up and down by an elevating air cylinder mechanism (not shown). Also,
A protrusion 48c is provided below the outer peripheral end as a fabric holding allowance α, and the protrusion 48c is provided at the step 62 of the upper holding plate 60.
8 (c) and 8 (d), before the outer packaging material 49 is fixed (sucked) to the female mold, as shown in FIGS. This is for suppressing the peripheral portion 49a.

The above-mentioned cloth holding allowance α is adjusted by adjusting the stroke of the lifting / lowering air cylinder mechanism (not shown) with respect to the cloth material.
Before disposing the female mold 9 by a moving mechanism (not shown).
0 Moved and removed from above.

Reference numeral 28 denotes a plug lifting / lowering mechanism having substantially the same configuration as that of the first embodiment.
Opening 12 of the upper lid 12 of the shutter 10 provided above the
a small vent hole 37a, one end of which is opened at the lower surface of the central portion of the lower end disk-shaped plug 37.
Are formed. The plug 37 is connected to the upper lid 1
2 and is lowered to a position where it does not interfere with the movement of the aperture 15 of the shutter 10, and the closing operation of the shutter 10 is completed. It rises when the action is performed.
Reference numeral 8a denotes a pressurizing and depressurizing pipe connected to a pressurizing and depressurizing mechanism (not shown) for air, which communicates with the lower air chamber 7 in which the female mold 90 is disposed. This is the same as the first embodiment.

The plastic food dough divided into a predetermined amount by using the plastic food dough inner packaging and forming apparatus of the second embodiment having the above-described configuration is cut into a predetermined thickness along the female inner wall shape. The following steps are used to form an outer packaging material, supply a predetermined amount of the inner packaging material into the outer packaging material, and wrap the inner packaging material in the outer packaging material.

That is, an outer wrapping material 49 made of a fermentable plastic food dough such as bread previously divided into a predetermined amount is formed into a substantially flat circular shape with a roller or the like so as to have a surface area larger than the opening of the female mold 90, as shown in FIG. As shown in (a), the flat outer packaging material 49 is placed on the carry-in conveyor 17, and the flat outer packaging material 49 is moved to the vicinity of the female mold 90 by driving the conveyor 17 so as to close the opening of the female mold 90. Then, it is placed on the upper surface 61 of the upper holding plate 60 (see FIG. 8B).

Next, a fabric holder 48 processed by determining the fabric holding allowance by adjusting the stroke of the elevating cylinder mechanism is placed on the upper surface of the outer packaging material 49, and the outer peripheral edge 49a of the outer packaging material 49 is placed on the upper holding member. The plate 60 is held on the upper surface 61 (see FIG. 8C). In this state, the outer packaging material 4
By closing the upper opening of the lower air chamber 7 with 9, the inside of the lower air chamber 7 is closed. The lower air chamber 7 is depressurized by performing a depressurizing operation of a depressurizing mechanism communicating with the lower air chamber 7, and as means for fixing the outer package material, air is sucked in from the outer peripheral side of the female die 90 to depressurize the inner surface of the female die 90, The outer packaging material 49 is formed into a bowl shape along the inner wall shape of the female mold 90, and the outer packaging material 4 is formed.
9 is held in close contact with the inner surface of the female mold 90 (FIG. 8C).

With the outer packaging material held in close contact with the fixing means by depressurization and pulling, the inner material supply mechanism 26 was operated to form a predetermined amount of bean paste or the like into a spherical shape as shown in FIG. 8D. A step of dropping the inner member 46 from above into the bowl-shaped outer packaging member 49 is performed. Next, the outer peripheral edge 49a of the outer packaging material 49
The cloth holder 48 placed on the upper surface of the upper plate is lifted and removed by an air cylinder for lifting and lowering, and the shutter 10 is disposed on the lower surface 63 of the upper holding plate 60 with the aperture piece 15 opened, and the plug lifting mechanism 28 Work,
The plug 37 is connected to the opening 1 of the upper lid 12 of the shutter 10.
It is lowered to a position where it fits on the inner peripheral surface of 2a (see (e) of FIG. 8).

In this state, the engaging air cylinder mechanism 30 of the shutter opening / closing mechanism 27 as shown in FIG. 1 is operated to close the aperture 15 of the shutter 10.
By the closing operation of the diaphragm piece 15, the outer peripheral edge portion 49a at the upper portion of the outer packaging material 49 is gradually narrowed down to the axial center side of the female mold 90 to wrap the inner material. The air between the material 49 and the inner material 46 is discharged from the upper end opening of the outer packaging material 49 to the atmosphere through the small ventilation hole 37a provided in the plug 37, and the outer packaging material 49 and the inner material 46 are brought into close contact with each other (FIG. 8). (F)).

Also, the closing operation of the diaphragm 15 narrows the outer peripheral edge portion 49 a of the upper portion of the outer packaging material 49, but the upper end of the outer packaging material 49 is prevented from protruding upward by the plug 37, and the outer packaging material 49 is closed. The fact that the upper portion does not protrude above the aperture piece 15 is the same as the configuration of the first embodiment.

It is also effective to carry out a pre-wrapping step of narrowing the outer peripheral edge of the outer wrapping material 49 from the circumferential direction toward the center after removing the cloth holder 48, and then to perform a wrapping step using the shutter 10. is there.

Thereafter, the plug 37 is raised and returned,
The aperture piece 15 of the shutter 10 is returned to the open position, and the shutter 10 is removed from the lower surface 63 of the upper holding plate 60 (see FIG. 8G). From the upper surface of the upper holding plate 60,
With the shutter 10 removed, the molded product 47 molded in the female mold 90 as in the first embodiment is taken out by the suction cup 41 and placed on a carry-out conveyor 39 as shown in FIG. Take it out to the required location.

In the second embodiment, the structure of the shutter 10 is basically the same as that of the first embodiment. However, since the shutter 10 is detachable from the upper holding plate 60, the first embodiment Unlike the embodiment, it is not necessary to attach the shutters 10 to all the female molds attached to the index table 1, respectively.

In the second embodiment, the female mold 90
To form the outer wrapping material 49 along the inner wall shape of
Unlike the embodiment, it is not necessary to use the male mold 28, and the molding can be performed by the fixing means of only the suction by the reduced pressure from the outer peripheral side of the female mold 90, so that the configuration is extremely simplified and the outer wrapping material 49 is formed. Since the male mold 28 does not press against the wall of the female mold 90, the outer packaging material 49 is less likely to stick to the inner wall of the female mold 90 even when a food material having a strong viscoelasticity is used. 47 can be easily taken out.

It should be noted that the timing of completion of holding the outer packaging material 49 in close contact with the decompression by the fixing means is particularly remarkable until the completion of charging the inner material 46.
It is also conceivable that the process is performed during the charging, before the wrapping process, or at any point in the wrapping process. Also,
It may be until the completion of the molding step.

Further, since only one shutter 10 is required to narrow down the outer packaging material 49 provided on the upper surface of the opening of the female mold 90, the air cylinder mechanism for operating the shutter opening / closing mechanism and the plug elevating mechanism is shared. This makes it possible to provide the device at low cost.

Next, a third embodiment of the present invention will be described with reference to FIG. FIG. 9 is an explanatory view of the operation of the inner material wrapping / molding apparatus using the plastic food dough according to the third embodiment of the present invention, which comprises the same lower structure 3 as the outer wrapping material molding apparatus according to the second embodiment described above. The board 4, the casing body 5, the upper holding plate 60, the female mold 90, the lower air chamber 7, the shutter 10, the cloth holding 48 as fixing means for fixing the cloth, and the plug 37 moved up and down by the plug elevating mechanism 28. Have.

However, as shown in FIGS. 9A and 9B, the upper part obtained by dividing the lower air chamber 7 by the female mold 90 is a pressure chamber 91, the lower part is an exhaust chamber 71, and the casing body 5 has an exhaust hole instead of an intake hole. A hole 72 is provided, and as shown in FIG. 9C, a lid member 73 and an air injection hole formed in the lid member 73 are provided with a pressurizing pipe 74 for air blowing which is air-tightly connected. The difference from the second embodiment is that the end of the pipe 74 is connected to a pressurizing means (not shown) via a valve (not shown).

In order to form an outer packaging material for food dough using the outer packaging material forming apparatus of the third embodiment, the outer packaging material 49 formed in a substantially flat shape in the same manner as the second embodiment is used. The supply is performed so as to cover the opening, and the outer peripheral edge portion 49a of the outer packaging material 49 is supported on the upper step surface 61 of the upper holding plate 60 (see FIG. 9B). In this state, as in the second embodiment, the annular fabric holder 48 is placed on the outer peripheral edge portion 49a of the outer packaging material 49.

Thereafter, by moving the molding apparatus and at least one of the lid member 73 and the pressure pipe 74, the cloth holder 48 hermetically supports the outer peripheral bottom 73 b of the lid member 73, and Air is blown out onto the upper surface of the material 49, and a portion closer to the center than the opening outer peripheral edge 49 a of the outer packaging material 49 is pressed against the inner wall surface of the female mold 90, and the center portion is formed along the inner wall shape of the female mold 90. It is formed into a bowl shape (see FIG. 9 (c)).

During the molding of the outer packaging material 49, the air between the outer packaging material 49 and the female mold 90 is exhausted to the exhaust chamber 71 through the small air hole of the female mold 90, and the exhaust air is further discharged from the exhaust chamber 71. Released via 72. Thereafter, the lid member 73 and the pressure pipe 74 disposed above the cloth holder 48 on the outer peripheral edge 49a of the opening of the outer packaging material 49 are moved.
The subsequent step of supplying the inner material 46 into the outer packaging material 49 (FIG. 9)
(D)), the shutter 10 and the plug 37 are connected to the female mold 9.
In the step of disposing the outer peripheral portion 49a of the upper part of the outer packaging material 49 by the aperture piece 15 of the shutter 10 toward the center side of the female mold 90, the inner peripheral portion 49a is gradually narrowed down by the aperture piece 15 of the shutter 10 (see FIG. 9E). Wrapping step for wrapping the material 46 (FIG. 9)
(F)), and the steps of taking out and carrying out the molded article 47 (see (g) of FIG. 9) are the same as in the second embodiment.

In the third embodiment, the outer wrapping material 49 is formed by blowing air from the upper surface side of the outer wrapping material 49 so that the center side of the outer wrapping material 49 is formed into a shape along the inner wall shape of the female mold 90. However, the discharge hole 72 communicating with the exhaust chamber 71
Of course, it is also possible to connect a pressure reducing pipe to the tank and simultaneously perform a fumarole from above and a suction from below.

The encapsulation molding method according to the fourth embodiment of the present invention uses a plastic food dough having no fermentability, such as flour, and performs the same steps as in the above-described embodiments to produce a molded product such as a bun. It can be manufactured mechanically and the shaped articles can be steamed or baked. In the above-described fourth embodiment, the air intake from the female mold inner surface, the fumarole from the male mold outer surface, the air intake from the female mold inner surface in the internal material supply step, and the female mold in the enclosing step in the first embodiment. The air intake and the fumed gas from the inner surface may be omitted. In this case, the female type and the male type do not need to have a large number of vent holes such as porous plastics.

As the plastic food dough used in the present invention, fermented bread dough or liquor dough may be used, or elastic raw fu (namabuku) rice cake or the like may be used as an outer wrapping material. Without limitation, jam, cream, cooked meat and vegetables, and the like may be used. Further, when the fermented dough is used as an outer packaging material, the fermented dough is divided into a predetermined amount in advance by using a conventionally known quantitative dividing machine to reduce the processing damage and restore the gluten tissue of the fermented dough. By forming the inner material into the outer wrapping material and then putting the inner material into the outer wrapping material and wrapping the inner material with the outer wrapping material, it is possible to perform mechanical wrapping with less processing damage of the fermented dough.

In the first, second, and third embodiments, the shutter having six aperture pieces has been described. However, as shown in FIG.
May be inserted into the octagonal hole of the frame body 11 or may be ten or the like (not shown). Further, the shutter opening / closing mechanism is not limited to the above embodiment, and can be changed as appropriate.

Hereinafter, a modification of the shutter opening / closing mechanism will be described with reference to FIGS. FIG. 11 is a plan view of a main part showing a plurality of squeezing pieces 107 arranged on the female mold 90 to squeeze the upper part of the outer packaging material 49 toward the center of the female mold 90. A similar lower structure is provided. In the figure, 100 is a rotating air cylinder mechanism fixed on a base plate 101, 102 is a cam plate provided above the casing body 5 and having six circumferentially formed cam holes 103 at equal intervals, and 104 is a cam plate. An arc-shaped gear formed concentrically with the cam plate 102 in a range of approximately 90 degrees around the outer periphery of the cam plate 102, and a tooth 104a of the gear 104 and a rack bar which is moved in the horizontal direction by the air cylinder mechanism 100. The cam plate 102 is rotated by the driving of the air cylinder mechanism 100.

Reference numeral 106 denotes six guide rods radially disposed about the center of the female die 90, and 107 denotes an engagement groove 106a formed in the guide rod 106 so as to be slidable in and out. The engaged bar-shaped throttle piece,
The base 107a has a recess formed in the lower surface thereof, and the mounting seat 108 fitted in the recess 107b is fixed to the drawing piece 107 by a flathead screw 109, and the mounting seat 108
A cam follower 111 is provided on the vertical axis 110 held at
The vertical axis 110 is loosely inserted into the elongated hole 106a of the guide rod 106, and the cam follower 111 is engaged with the cam hole 103 of the cam plate 102 so as to be reciprocally movable.

As described above, the plurality of aperture pieces 107 arranged on the female die 90, the air cylinder mechanism 100 for opening and closing these aperture pieces 107, the rack bar 105
Plate 102, cam plate 102 for guiding the guide piece 107
It is a matter of course that a shutter opening / closing mechanism that wraps an inner member constituted by an arc gear 104 or the like fixed to the tooth portion 105a of the rack bar 105 and fixed to the rack member 105 may be used. The wrapping and forming apparatus according to the present invention may use a turning member other than the turning plate, a loading mechanism other than the loading conveyor, and an unloading mechanism other than the loading conveyor.

[0065]

As described above, according to the inner material wrapping molding method using the plastic food dough of the present invention, the female mold having the cavity having the predetermined shape with the upper surface opened is provided. Forming the plastic food dough outer wrapping material into an outer wrapping material having a predetermined thickness along the inner wall shape of the void, and forming the outer peripheral edge of the outer wrapping material on the narrowing sliding surface on the upper part of the female mold And an inner material supply step of supplying a predetermined amount of the inner material into the outer material formed to have the predetermined thickness, and an outer peripheral portion of the outer material to which the inner material has been supplied is directed toward the center from outside. A wrapping step of squeezing and wrapping the inner material,
Since the outer packaging material is held on the inner wall surface of the female mold at any time between the inner material supply step and the wrapping step, the inner material fits properly in the center of the outer packaging material. The inner material does not protrude from the outer wrapping material at the time of wrapping, and the whole can be wrapped beautifully. Also, by forming the outer rim of the outer wrapping material on the sliding surface for narrowing the outer wrapping material, it is possible to secure the outer wrapping material for completely wrapping the upper portion of the inner material, and to prevent the inner material from protruding. It can be wrapped neatly and product value and product yield can be improved.

According to the second aspect of the present invention, the outer wrapping material is held on the inner wall surface of the female mold by depressurizing the air in the cavity through the female mold, so that the inner material can be securely held. It can be supplied at the center of the outer packaging material.

According to the third aspect of the present invention, in the wrapping step, in the process of narrowing the outer peripheral edge of the outer wrapping material from the outside toward the center, the wrapping is performed while restricting the upward movement of the outer peripheral edge with the plug. Since the wrapping is performed, the plug restricts the upward movement of the outer peripheral edge of the outer wrapping material during the wrapping step, so that there is an effect that the inner material can be wrapped cleanly in a spherical shape.

According to a fourth aspect of the present invention, the wrapping step comprises:
Since the inner material wrapping method is such that the outer peripheral edge portion of the outer wrapping material is narrowed toward the center from at least three circumferential outer sides, deformation of the wrapped portion is eliminated, and
When narrowing down from above the direction, it is possible to wrap the inner material in an even state when wrapping.

A fifth aspect of the present invention is an apparatus for wrapping and forming an inner material using a plastic food dough for achieving the wrapping and forming method, wherein three or more drawing pieces having two adjacent sides as sliding surfaces are provided. An inner part is formed inside by a shutter that is configured and forms an opening in the center by contacting and combining the sliding surfaces with each other, and by sliding the sliding surfaces of the diaphragm pieces together to narrow the opening. Since the outer peripheral portion of the outer packaging material on the sliding surface of the shutter formed along the shape of the inner wall surface of the female mold that has been thrown is wrapped by the shutter, in addition to the above-described effects, Since it is possible to narrow down evenly toward the center, there is an effect that the wrapping molding is finished finely.

According to a sixth aspect of the present invention, a plug is provided above the opening formed by each of the throttle pieces to prevent the outer peripheral edge of the outer packaging material from jumping out. Effect can be expected.

According to a seventh aspect of the present invention, there is provided a vent hole having one end opened to the lower surface at the center of the plug and the other end opened to the atmosphere.
Since the internal material is wrapped in the external packaging material, the internal air of the external packaging material is discharged to the outside through the vent hole of the plug, so that air enters the external packaging material. There is no effect and the finish of the product becomes beautiful.

According to the eighth aspect of the present invention, since the outer packaging material can be fixed by the fixing means at any point between the inner material supply step and the inner material wrapping step, the operation of supplying the inner material is easy. In addition, the inner material can be positioned at the center of the outer packaging material, which has the effect of finishing the product beautifully.

According to the ninth aspect of the present invention, the fixing means is configured so that the outer wrapping material is closely held by vacuum or reduced pressure drawing along the inner wall surface of the female mold. There is an effect that various and various internal materials having different shapes such as jam and cream can be easily and reliably supplied.

[Brief description of the drawings]

FIG. 1 is a schematic plan view showing an internal material wrapping and forming apparatus using a plastic food dough according to a first embodiment of the present invention.

FIG. 2 is an enlarged longitudinal sectional view of a lower structure of the encapsulation apparatus shown in FIG.

FIG. 3 is a plan view of the lower structure shown in FIG. 2;

FIG. 4 is an enlarged longitudinal sectional view of an upper structure of the encapsulation apparatus shown in FIG. 1;

FIG. 5 is a partially longitudinal enlarged front view of a plug elevating mechanism of the wrapping molding apparatus shown in FIG. 1;

FIG. 6 is an operation explanatory diagram for performing the inner material wrapping molding method using the plastic food dough according to the first embodiment of the present invention.

FIG. 7 is a partially longitudinal enlarged front view showing an internal material wrapping and forming apparatus using a plastic food dough according to a second embodiment of the present invention.

FIG. 8 is an operation explanatory diagram for performing an inner material wrapping molding method using a plastic food dough according to a second embodiment of the present invention.

FIG. 9 is an operation explanatory diagram for performing the inner material wrapping molding method using a plastic food dough according to the third embodiment of the present invention.

FIG. 10 is a plan view showing a modified example of the shutter.

FIG. 11 is a plan view showing a modification of the shutter.

FIG. 12 is a component diagram showing a cam plate of the shutter of FIG. 11;

[Explanation of symbols]

 REFERENCE SIGNS LIST 1 index table 2 revolving plate (revolving member) 3 lower structure 4 substrate 5 casing body 6 upper holding plate 7 lower air chamber 8 pressurizing and depressurizing pipe 9 female mold 9 a lower part 9 b intermediate cylinder 9 c upper end cylinder 10 shutter 11 frame DESCRIPTION OF SYMBOLS 12 Upper cover 13 Support member 14 Connecting bolt 15 Restriction piece 16 Operation rod 17 Carry-in conveyor (carry-in mechanism) 18 Upper structure 19 Support frame 20 Cylinder support plate 21 Air cylinder mechanism for raising / lowering 22 Upper body 23 Male type 24 Pressure pipe 25 Upper air chamber 26 Internal material supply mechanism 27 Shutter opening / closing mechanism 28 Plug elevating mechanism 29 Base plate 30 Air cylinder mechanism for opening / closing 31 Connecting table 32 Air cylinder mechanism for engagement 33 Engagement body 34 Support frame 35 Cylinder support plate 36 Air cylinder mechanism for elevating / lowering 37 Plug 38 Take-out mechanism 39 Conveyor for unloading Delivery mechanism) 40 rotating arm 41 suction cup 42 intake pipe 43 supporting plate 44 extruded air cylinder mechanism 45 outer cover material 46 within member 47 moldings

Claims (9)

[Claims] 1. An outer package having a predetermined thickness and a plastic food dough outer packaging material along a shape of an inner wall surface of the female mold cavity provided with a female mold having a cavity having a predetermined shape with an open upper surface. Forming an outer peripheral portion of the outer packaging material on the narrowed sliding surface of the upper part of the female mold, and a predetermined amount of the inner material in the outer packaging material molded to the predetermined thickness. An inner material supplying step of supplying the inner material, and a wrapping step of squeezing an outer peripheral portion of the outer wrapping material to which the inner material is supplied from the outside toward the center to wrap the inner material. A method of wrapping and molding the inner material with a plastic food dough, wherein the outer wrapping material is held on the inner wall surface of the female mold until any point in time. 2. The plasticity according to claim 1, wherein the method of holding the outer packaging material on the inner wall surface of the female mold is a vacuum evacuation that sucks air in a cavity through the female mold. A method of wrapping and molding inner material with food dough. 3. The wrapping step is characterized in that, in the process of narrowing the outer peripheral edge of the outer wrapping material from the outside toward the center, the wrapping is performed while restricting the upward movement of the outer peripheral edge with a plug. A method of wrapping and molding an inner material using the plastic food dough according to claim 1 or 2. 4. The wrapping step according to claim 1, wherein the outer peripheral portion of the outer wrapping material is narrowed toward the center from at least three circumferential outer sides. 4. The method of wrapping and molding an inner material with the plastic food dough according to 1 .. 5. An aperture is formed at the center by contacting and combining the sliding surfaces of two or more diaphragm pieces having two adjacent sides as sliding surfaces. A shutter capable of narrowing an opening by sliding the surfaces of the outer wrapping material on the sliding surface of the shutter in which the inner material is put inside and formed along the shape of the inner wall surface of the female mold. An inner material wrapping and molding apparatus made of a plastic food dough, wherein an outer peripheral edge portion is wrapped by the shutter. 6. A plug according to claim 5, wherein a plug is provided above an opening formed by each of said aperture pieces to prevent an outer peripheral edge of said outer packaging material from jumping out. Wrapping molding machine with plastic food dough. 7. An end is opened at a lower surface of a center portion of the plug,
7. The apparatus for wrapping and molding an inner material with a plastic food dough according to claim 6, wherein the plug has a small air hole whose other end is open to the atmosphere. 8. The method according to claim 5, wherein said outer packaging material is fixed by fixing means at any point between an inner material supply step and an inner material wrapping step. An internal material wrapping molding apparatus using the plastic food dough described in the above. 9. An inner material made of a plastic food dough according to claim 8, wherein said fixing means holds the outer packaging material in close contact with the female inner wall shape by vacuum or reduced pressure. Envelope molding equipment.