JPH04360650A - Automatic revolving net cage type dryer - Google Patents

Abstract

PURPOSE:To automatically carry out primary drying of a dough for Japanese crackers by revolving racks while performing inserting and discharging of the racks capable of loading net cages carrying the dough for the Japanese crackers in plural stages from a dryer, inserting and taking out of the net cages from the racks. CONSTITUTION:Racks housing net cages carrying a dough for Japanese crackers are fed to inlet parts of respective dryers (A), (B) and (C) with a conveyor 6 and racks passing through the dryers are passed through a conveyor 6', a roller conveyor 8, a conveyor 9 and a roller conveyor 8 and then fed to a dried dough taking out machine 11 with a conveyor 10. The racks are tilted to the side of opened surfaces to drop the dried dough for the Japanese crackers downward and the dried dough is fed to the next step. The net cages are taken out of the racks after discharging the dough for the Japanese crackers with a roller conveyor 12 and fed to a feeder 13. The taken out net cages are subsequently fed to an extending machine 16 with conveyors 34 and 35. Empty racks are fed to a net cage inserting machine 17 with a conveyor 14. The net cages carrying the dough for the Japanese crackers are fed to the net cage inserting machine with a conveyor 15.

Description

[Detailed description of the invention]

0001

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a device for primary drying rice cracker dough using a mesh basket, and particularly to a device that can perform the primary drying of rice cracker dough in a fully automatic manner.

0002

[Prior Art and Problems to be Solved by the Invention] Conventionally, in the production of rice crackers, rice flour is steamed and then kneaded, then rolled out into a plate shape, and then molded into the shape of rice crackers from this plate shape. There is a step of removing the material and first drying it. This one
For the next drying, when processing a large amount of dough, the rice cracker dough is placed directly on the belt of a large belt-type dryer and run through the drying oven for a predetermined period of time. The rice cracker dough is dried by stacking flat wire meshes called net baskets on which the cut rice cracker dough is placed on the shelves of a trolley rack, and then inserting the trolley rack into a drying oven and holding it there for a predetermined period of time. There is.

[0003] However, when using net baskets as described above, it is quite difficult to put the many net baskets loaded with rice cracker dough one by one onto the shelves of the above-mentioned racks, and it is a considerable amount of hard work. Ta. Therefore, it has been desired to make this work unmanned.

0004

[Means for Solving the Problems] In view of this, as a result of various studies, the present invention has been developed to automatically insert and eject a rack containing a mesh basket into a drying device in the case of primary drying using a mesh basket. We have developed a circulating mesh basket type drying device that completely automates the primary drying of cut rice cracker dough by automatically inserting and removing the mesh basket into and out of the rack.

That is, the present invention provides a plurality of racks in which a plurality of mesh baskets each carrying rice cracker dough and having at least one side open are stacked in a plurality of tiers with the opening surfaces facing the same direction and supporting both side edges. a rack dryer that dries the rice cracker dough while passing through the dryer in sequence, and a dry dough take-out machine that tilts the rack that has passed through the dryer to drop the dried rice cracker dough from each mesh basket and send it to the next process. , take out the mesh basket from which the rice cracker dough has been removed from the rack, separate the mesh baskets one by one, and feed them to the rolling machine.
A feeding machine, a mesh basket insertion machine that inserts the mesh baskets loaded with the rice cracker dough produced by the rolling machine into each of the empty racks, and a rack dryer that stores the racks containing the rice cracker dough that have been dried. a first conveyor that automatically transports racks loaded with mesh baskets from which rice cracker dough has been removed sequentially from the dry dough take-out machine to a dry dough take-out/supply machine; A third conveyor automatically transports the net baskets taken out from the net baskets from the net basket take-out/feeding machine to the net basket insertion machine after placing rice cracker dough through a rolling machine, and the empty racks are transferred to the net basket take-out/feeding machine. It consists of a fourth conveyor that automatically transports rice crackers sequentially from the feeding machine to the mesh basket insertion machine, and is characterized by repeatedly drying the rice cracker dough and automatically taking it out while automatically circulating the rack as described above. be.

The rice cracker dough removal machine used in the above device includes a bottom frame that holds the bottom of the rack, and a bottom frame that holds the dry dough that falls from inside the mesh basket when the rack is tilted toward the opening side of the mesh basket. It is effective to use a rice cracker dough take-out machine that is comprised of a vertical frame provided on the opening side of a mesh basket in a rack, and a falling dough discharge chute that collects and discharges the dough.

[0007] Furthermore, the net basket retrieval/feeding machine used in the above device has a pair of left and right L-shaped horizontal frames that support both side edges of the net baskets, and is arranged vertically at the same pitch as the stacking pitch of the net baskets in the rack. A mesh basket storage conveyor consisting of left and right vertical endless conveyors attached to It consists of a push lever that simultaneously pushes into each of the L-shaped horizontal frames of the transfer conveyor, and the mesh baskets transferred to the L-shaped horizontal frames of the storage conveyor are rotated inwardly and downwardly from the left and right vertical conveyors, and transferred to the above-mentioned conveyor. It is effective to use a net basket take-out/feeder that separates and takes out each piece one by one from the bottom of the screen.

Furthermore, the net basket insertion machine used in the above device has a pair of left and right L-shaped horizontal frames that support both side edges of the net baskets, and are installed vertically at the same pitch as the stacking pitch of the net baskets in the rack. A mesh basket delivery conveyor consisting of left and right vertical endless conveyors, and when an empty rack is moved in front of this conveyor to face the conveyor, rice cracker dough made by a rolling machine is placed on the above delivery conveyor. The left and right vertical conveyors are rotated outward and upward from each other to store the net baskets in the delivery conveyor, and then the net baskets in the delivery conveyor are transferred from the conveyor to each stage of the rack at the same time. It is effective to use a net basket inserter that consists of a pushing lever.

[0009]

[Embodiment] Next, an embodiment of the present invention will be described. First, as shown in FIG. 1, the mesh basket was made of wire mesh and had a flat plate-like housing with one side open. In addition, the net basket to be used (1)
It is better to have both ears (2) (2) facing each other on the periphery of the net and ears facing the opening surface to prevent the rice cracker dough from falling and to reinforce the basket, but the net itself should be strong. It is not necessarily necessary. Also, stainless steel is a good material.

Next, as shown in FIG. 2, the rack for storing the above-mentioned net basket is made of a pair of L-shaped steel members (3) facing inward to each other.
It has multiple stages. The L-shaped steel members (3) support the lower portions of both ears (2), which are the edges of the net basket (1), and a large number of net baskets are stored in the rack (4). Furthermore, a stopper plate (5) is installed at one end of the stepped L-shaped steel member (3) to prevent the net basket stored therein from falling.
), and the bottom surface is flat for smooth conveyance on the various conveyors listed below. In addition, the rack (4
) The inner mesh basket should have its opening surface aligned with the above stopper plate (5).
It is stored facing away from the camera.

FIG. 3 shows an overall overview of the apparatus of the present invention using such a rack and a mesh basket. A in the diagram
, B, and C indicate the respective dryers. The heat source of this dryer may be any type such as an electric heater or an infrared heater, but it is preferable to use an Erofin heater that uses steam as a heat source and circulate hot air with a fan. Further, the number of dryers to be operated can be changed depending on the throughput. Then, the racks containing the net baskets containing the rice cracker dough to be dried are transported to the rack transport conveyor (6).
The racks are automatically transported to the inlet of each dryer, and the dryer lifting roller conveyor (7) installed at each inlet raises the rack slightly, and the rack is transported to the rack transport conveyor (7).
6) After separating the rack from the dryer, the rack is sent into the dryer by the elevating roller conveyor (7). At this time, although not shown, a rack transport conveyor is also provided inside the dryer, and the racks are run at a predetermined speed.

Next, the racks that have passed through the dryers are transferred to the elevating dryer roller conveyor (7) at the outlet of each dryer, and then the roller conveyor (7) is lowered to transfer the racks to the racks at the outlet side. Transfer it to the transportation conveyor (6'). The transported rack is then moved by the next first conveyor. That is, first, the elevating type roller conveyor (8) for the first conveyor.
The roller conveyor is lowered to change the direction of movement, and the rack is transferred to the return transport conveyor (9). Then, to change the direction again, the rack is conveyed to the following dry dough take-out machine (11) via the elevating type roller conveyor (8) for the first conveyor, and then by the cross-feeding rack transportation conveyor (10) for return.

(Dried Dough Removal Machine) As shown in FIGS. 4 and 5, this dry dough retrieval machine has a bottom frame (21) that holds the bottom of the rack, and a rack (4) at the tip of the bottom frame (21). ) A vertical frame (23) having a fabric collection/discharge chute (22) provided on the opening side of the inner net basket. The racks (4) transported by the transverse transport rack transportation conveyor (10) are transferred to the bottom frame (
21) and stops as shown in Figure 4. Next, the vertical frame (
Hydraulic cylinder for tilting (24) installed in the center of 23)
is operated to tilt the vertical frame (23), thereby tilting the rack (4) toward the opening side. Therefore, as shown in Fig. 5, the dried rice cracker dough in the mesh basket (1) falls downward, slides down the collection and discharge chute (22), is discharged from the lower discharge port (25), and is discharged from the dough removal conveyor ( 26)
It is sent to the next process.

After the dried rice cracker dough has been discharged by the dry dough take-out machine (11), the rack (4) returns to the state shown in FIG. 4 again. Then, this rack (4) is moved laterally by a second conveyor elevating roller conveyor (12) installed in and following the bottom frame (21), and is moved to the net basket retrieval/feeding machine (13) described below. sent to.

(Net basket retrieval/feeding machine) This mesh basket retrieval/feeding machine, as shown in FIGS. 6 and 7,
1) A pair of left and right L-shaped horizontal frames (30
) are installed vertically at the same pitch as the stacking pitch of the net baskets in the rack (31).
A net cage transfer conveyor (32) consisting of (31), and the rack (4) located opposite to this conveyor (32).
Hydraulic drive that simultaneously pushes each net basket in the rack (4) from the rack into each L-shaped horizontal frame (30) of the net basket transfer conveyor (32) when the net baskets are moved by the elevating roller conveyor (12). It consists of a push lever (33). Note that the number of L-shaped horizontal frames (30) attached to the above vertical endless conveyor only needs to be as many as the number of racks (4).
It may be attached all around the endless conveyor as shown in FIG. The net baskets in the rack (4) are pushed into each stage of the net basket transfer conveyor (32) at once by the pushing lever (33), and are taken out from the rack (4) and moved from side to side as shown in Figure 7. Its both side edges are held by vertical endless conveyors (31) (31). After that, these endless conveyors (31) (31) rotate inwardly to separate the net basket (1) held from the lowest one, and at the same time, the net basket take-out conveyor installed at the bottom of this transfer conveyor (32) (34) is driven to lower the net basket (1), which is taken out one by one and sent to the elevating roller conveyor (35) for the feeder.

[0016] As mentioned above, the empty rack after removing the net basket is transferred from the net basket retrieval/feeding machine (13) to the fourth rack.
The conveyor (14) automatically transports the baskets one by one to the net basket insertion machine. At the same time, the net baskets taken out from the racks are conveyed from the net basket take-out/feeder (13) to the rolling machine (16) by the third conveyor (15), where they are rolled and die-cut. Many sheets of rice cracker dough are automatically placed on the rice cracker.
Furthermore, the third conveyor (15) automatically transports them one after another to the net basket insertion machine (17).

(Net basket insertion machine) This net basket insertion machine is shown in FIG.
As shown in , the above-mentioned net basket retrieval/feeding machine (13)
A net basket delivery conveyor (32) consisting of left and right vertical endless conveyors similar to the net basket transfer conveyor (32) used in
40), and a pushing operation in which the net baskets (1) stored in each stage of this conveyor (40) are pushed all at once into a rack (4) that is moved in front of this conveyor (40) so as to face this conveyor. It consists of a lever (41). and the third
The net basket (1) carrying the undried fabric transported by the conveyor (15) is transferred to the net basket feeding conveyor (43) by the elevating roller conveyor (42) for the net basket insertion machine.
At the same time, the left and right vertical conveyors (31) (31) of the net basket delivery conveyor (40) are rotated outward and upward to each other, and the net basket (1) is transferred from above the feeding conveyor (34).
) with the left and right L-shaped horizontal frames (30) and raise it. When the same number of net baskets as the racks (4) are stored in the delivery conveyor (40) by repeating this process, these net baskets (1) are moved to the front entrance side rack transport conveyor (6) by the pushing lever (41). ) It is pushed all at once into the empty rack (4) waiting above, completing the insertion of the net basket into the rack (4).

[0018] Thereafter, the rack containing the mesh basket holding the rice cracker dough to be dried is sent to a predetermined dryer by a rack transportation conveyor, and the dough is dried again.

[0019]

[Effects of the Invention] As described above, according to the present invention, the primary drying of rice cracker dough can be completely automated, making it possible to achieve unmanned operation.
It has remarkable effects, such as helping to reduce costs and improve the working environment.

[Brief explanation of drawings]

FIG. 1 is a perspective view showing a mesh basket used in the present invention.

FIG. 2 shows a rack used in the present invention, (A)
is a side view, and (b) is a front view.

FIG. 3 is a plan view showing an embodiment of the device of the present invention.

FIG. 4 is a side view showing an example of a dry dough take-out machine according to the present invention.

FIG. 5 is a side view showing the dry dough take-out machine in use.

FIG. 6 is a side view showing an example of the net basket retrieving/feeding machine according to the present invention.

7 is a view taken from the direction P in FIG. 6; FIG.

FIG. 8 is a side view showing an example of a mesh basket insertion machine according to the present invention.

[Explanation of symbols]

1 Net basket 2 Ear 3 L-shaped steel 4 Rack 5 Stopper 6 Inlet side rack transport conveyor 6' Outlet side rack transport conveyor 7 Elevating type roller conveyor for dryer 8 Elevating type roller conveyor for first conveyor 9, 10 Rack transport conveyor 11 Dry dough take-out machine 12 Elevating roller conveyor for second conveyor 13 Net basket take-out/feed machine 14 Fourth conveyor 15 Third conveyor 16 Spreading machine 17 Net basket insertion machine 20 Rack feeding conveyor 21 Bottom frame 22 Collection and discharge chute 23 Vertical Frame 24 Hydraulic cylinder for tilting 25 Discharge port 26 Fabric take-out conveyor 30 L-shaped horizontal frame 31 Vertical endless conveyor 32 Net basket transfer conveyor 33 Push lever 34 Net basket take-out conveyor 35 Elevating roller conveyor for take-out/feeder 40
Net basket delivery conveyor 41 Push lever 42 Elevating roller conveyor for net basket insertion machine 43 Net basket delivery conveyor

Claims (4)

[Claims] Claim 1: A plurality of mesh baskets each carrying rice cracker dough and having at least one side open are sequentially passed through a plurality of racks stacked in a plurality of tiers with the opening surfaces facing the same direction and supporting both side edges. a rack dryer that dries the rice cracker dough while drying the rice cracker dough, a dry dough takeout machine that tilts the rack that has passed through the dryer to drop the dried rice cracker dough from each mesh basket and sends it to the next process; a net basket take-out/feeding machine that takes out the net basket from which the net has been removed from the rack, separates the net basket one by one, and supplies the net basket to a rolling machine;
A net basket insertion machine inserts the net baskets loaded with the rice cracker dough produced by the rolling machine into each of the empty racks, and a rack containing the dried rice cracker dough is removed from the rack dryer. A first conveyor that automatically transports the racks loaded with mesh baskets from which rice cracker dough has been removed sequentially to the machine, a second conveyor that automatically transports the racks loaded with mesh baskets from which rice cracker dough has been removed from the dry dough take-out machine to the mesh basket take-out/feed machine, and the nets that are taken out from the racks. A third conveyor automatically transports the baskets from the net basket take-out/feeding machine to the net basket insertion machine after placing rice cracker dough on them through a rolling machine, and a third conveyor that automatically transports the empty racks from the net basket take-out/feed machine to the mesh basket insertion machine. The fourth one is automatically transferred to the basket insertion machine in sequence.
An automatic circulation net basket type drying device comprising a conveyor and repeatedly drying the rice cracker dough and automatically taking it out while automatically circulating the rack as described above. 2. A bottom frame that holds the bottom of the rack, and a dough fall discharge chute that collects and discharges dry dough that falls from inside the mesh basket when the rack is tilted toward the opening side of the mesh basket. 2. The automatic circulation net basket type drying device according to claim 1, wherein a rice cracker dough take-out machine is comprised of a vertical frame provided on the opening side of the net basket in the rack. 3. A network consisting of left and right vertical endless conveyors in which a pair of left and right L-shaped horizontal frames supporting both side edges of the mesh baskets are vertically attached at the same pitch as the stacking pitch of the mesh baskets in the rack. When the above-mentioned rack is moved to the front of this conveyor so as to face the conveyor, each mesh basket in the rack is moved from the rack into each L-shaped horizontal frame of the mesh cage transfer conveyor. The net baskets transferred to the L-shaped horizontal frame of the transfer conveyor are separated one by one from the bottom of the conveyor by rotating the left and right vertical conveyors inward and downward from each other. 3. The automatic circulation net basket type drying apparatus according to claim 1, which uses a net basket take-out/feeder for taking out the net basket. 4. A network consisting of left and right vertical endless conveyors in which a pair of left and right L-shaped horizontal frames supporting both side edges of the mesh baskets are vertically attached at the same pitch as the stacking pitch of the mesh baskets in the rack. A basket delivery conveyor, and when an empty rack is moved in front of this conveyor so as to face the conveyor, a net basket loaded with rice cracker dough made by a rolling machine and sent to the lower part of the delivery conveyor, A net basket insertion machine consisting of a pushing lever that rotates the left and right vertical conveyors outward and upward from each other to store the net baskets in the delivery conveyor, and then simultaneously pushes each of the net baskets in the delivery conveyor from the conveyor to each stage of the rack. 4. The automatic circulation net cage type drying apparatus according to claim 1, 2 or 3, wherein the drying apparatus uses: