JP2010246463A - Food baking method and apparatus for the same - Google Patents

Abstract

<P>PROBLEM TO BE SOLVED: To provide a food baking method and an apparatus for the baking method enabling sure application of a release oil having a prescribed shape to a target place on a top plate without scattering the oil and easy release of the baked food from the top plate. <P>SOLUTION: The baking apparatus is provided with an inkjet printer-type release oil application device 3 to continuously spray the particulate release oil Q to the top plate 1 before placing a food dough W in a form corresponding to the form of the product. The device is placed along a transfer line of a transfer conveyor 2 for conveying the top plate 1 holding the food dough W divided into sections having prescribed size and shape. An oven 20 to continuously or intermittently bake the food dough W placed on the top plate 1, a product separation means 21 (depanning process) to separate the product from the top plate 1 after baking, a cooling means 21 for the product, and a cleaning device 26 for the top plate 1 are successively arranged at a downstream side of the release oil application device 3. The top plate 1 cleaned by the top plate cleaning device 26 is returned to the transfer conveyor 2 at the upstream side of the release oil application device 3. <P>COPYRIGHT: (C)2011,JPO&INPIT

Description

  The present invention relates to a baking method and apparatus for bread, confectionery, foods, other foods made from wheat flour, rice flour, oat flour, corn flour, etc., and more specifically, applied to a baking sheet when baking foods. The present invention relates to a food baking method and an apparatus for preventing the release oil from being scattered, preventing waste of the release oil, and easily releasing the baked product from the top plate.

  Conventionally, bread, confectionery, foods, and other food powders made from wheat flour, rice flour, oat flour, corn flour, etc. are mixed with water, oil, butter, etc. On the top plate on which the food dough is placed when it is placed in a predetermined position on a baking top plate (or sometimes called a baking plate) and then baked at a predetermined temperature in an oven or the like. In order to release the baked product easily from the top plate while spraying it with a sprayer etc. (For example, refer to Patent Document 1).

  In such a conventional method of applying release oil, a mask plate having an opening is placed on the surface of a baking plate (top plate) having recesses, and release oil is sprayed on the mask plate from an oil film forming apparatus. This is a method of forming an oil film.

  However, in such a method, the release oil sprayed from the oil film forming apparatus scatters in all directions, and the release oil scatters not only to the intended point of the baking plate but also to other parts where the release oil is unnecessary. However, there is a problem that the surrounding area is soiled with the release oil, the release oil is wasted, and there is a problem that the release oil of the part to be baked is sufficiently applied to the target part. It was.

JP 2001-333688 A

  This invention pays attention to such a conventional problem, and can release a predetermined-shaped release oil to a desired place on the top plate without splashing, and the baked food from the top plate. An object of the present invention is to provide a food baking method and apparatus that can be easily released from the mold.

  In order to achieve the above object, the food baking method of the present invention is based on an ink jet printer type release oil coating apparatus that uses an image of a release oil spray pattern corresponding to the shape of the food to be baked in advance. Based on the data input to the controller, the image of the spray pattern of the shape corresponding to the shape of the product to be baked is input to the controller and the top plate is conveyed by the conveyor that moves at a predetermined speed. It is applied by spraying continuously with granular release oil, and then mixed on a top plate to which this release oil is applied, mixed by a raw material mixing mixer, and stored for a certain period of time and fermented. The food dough divided into shapes is placed, and the top plate on which the food dough is placed is placed in an oven for continuous or intermittent firing, and the food is fired. Product was cooled to separate the product from the top plate, the top plate, wash the surface of the top plate by washing machines, it is an Abstract that was again returned to the firing line of the transport conveyor.

  Here, the ink jet printer type release oil coating apparatus is a valve type.

  In addition, the food baking apparatus of the present invention continuously applies granular release oil in a shape corresponding to the product shape on the top plate before placing the food dough along the transport line of the top plate conveyor. Installed an ink jet printer type release oil coating device that sprays on the top, and continuously or intermittently baked food dough placed on the top plate downstream of the conveyor of the release oil coating device A product separating means for separating the product from the baking-finished top plate, a product cooling means, and a top plate washing machine in that order, and applying the release oil to the top plate washed by this top plate washing machine The gist of the invention is that it is configured to be returned to the transport conveyor on the upstream side of the apparatus.

  Here, the ink jet printer type release oil coating apparatus is a valve type, and the surface of the top plate is formed with a concave portion having an arbitrary shape corresponding to the product shape. Further, a plurality of jet nozzles of the ink jet printer type release oil coating apparatus are arranged in parallel at a predetermined pitch, and a plurality of units of the jet nozzles are arranged.

Since the present invention is configured as described above, the following excellent effects can be obtained.
(A). It is possible to apply the release oil of a predetermined shape corresponding to the product shape to the target place on the top plate reliably and without splashing.
(B). Since the release oil is hardly scattered, it is possible to prevent the surrounding release oil from being contaminated.
(C). Costs can be reduced because minimal release oil is required.
(D). The baked food can be easily released from the top board.

It is a principal part perspective view of the baking apparatus of the foodstuff which implemented this invention. It is a principal part front view of the baking apparatus of foodstuffs. FIG. 3 is a plan view of FIG. 2. FIG. 3 is a side view of FIG. 2. It is a top view which shows 1st Embodiment of the top plate used by this invention. It is a top view which shows 2nd Embodiment of the top plate used by this invention. It is a top view which shows 3rd Embodiment of the top plate used by this invention. It is explanatory drawing which shows the state before the oil discharge in the valve-type oil jet printer implemented by this invention. It is explanatory drawing which shows the state during the oil discharge in the valve-type oil jet printer implemented by this invention. It is explanatory drawing which shows the state after the oil discharge in the valve-type oil jet printer implemented by this invention. 1 is an enlarged front view of a main part of a valve-type oil jet printer according to the present invention. It is a left view of FIG. It is a block diagram which shows the process of the whole baking method of the foodstuff of this invention.

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

  1 is a partial schematic perspective view of a food baking apparatus for carrying out the food baking method of the present invention, FIG. 2 is a partial front view of the food baking apparatus, FIG. 3 is a plan view of FIG. Shows a side view of FIG. 2, along the transport line of the transport conveyor 2 of the top plate 1 on which the food dough W is placed in the baking apparatus, on the top plate 1 before placing the food dough W, An ink jet printer type (valve type) release oil applicator 3 (oil printer) that continuously blows granular release oil Q in a shape corresponding to the product shape is installed.

  The conveyor 2 uses a belt conveyor in this embodiment, but other conveyors can also be used, and the food dough W is, for example, bread, confectionery in the embodiment of the present invention. , Foods, and other food powders made from wheat flour, rice flour, buckwheat flour, corn flour, etc. are mixed with water, oil, butter, etc.

  The conveyor 2 is installed on a conveyor frame 5 installed horizontally via support legs 4, and the top plate 1 placed on the conveyor 2 is a metal plate having good thermal conductivity, for example, FIG. As shown in FIG. 5 to FIG. 7, it is formed in a square shape or a dish shape with a concave section by an aluminum alloy or the like, and the surface of the top plate 1 has a shape corresponding to the product shape, for example, anpan bread, French bread Corresponding to a square pan or the like, a concave portion 1a having a predetermined depth is formed by press molding or the like in various shapes such as a circle, a rectangle, an ellipse, etc., and a release oil application device 3 (oil printer) is formed in the concave portion 1a Is used to apply the release oil Q.

  Note that the vegetable release oil Q applied to the top plate 1 used in this embodiment has a viscosity of 40 mpa at 25 ° C. when the diameter of the oil injection nozzle 6 is 190 μm, for example. . Use s. In addition, the surface of the top plate 1 is coated with polytetrafluoroethylene (Teflon (registered trademark)) to prevent the applied release oil from being washed, released from the product, and from generating rust. Yes.

  As shown in FIGS. 2 to 4, the release oil coating apparatus 3 has a frame 5 </ b> A installed on a gantry 4 </ b> A installed in the middle of the conveyor 2, and a large number of oil injection nozzles 6 ( For example, in this embodiment, a nozzle head 7 using a nozzle having a diameter of 190 μm and having a nozzle pitch of 16 × 4 units in a width direction of 10 mm pitch is used as a gear mechanism or the like. It is attached so that it can be raised and lowered via a lifting device 8 comprised of

  The oil injection nozzle 6 is a valve-type oil jet printer using the ink jet printer system as described above, and uses a solenoid 9 connected to a control circuit as shown in FIGS. The valve 11 closes the nozzle face 10a of the injection hole 10 that is normally closed, and the solenoid 9 is operated based on the control signal to inject the pressurized release oil Q by controlling the opening and closing of the valve 11. It can be done. The valve 11 can be opened and closed 1500 times per second, and the particles of the release oil Q can be injected into an arbitrary shape.

  That is, the support rod 12 is vertically installed at the upper center of the nozzle head 7, and the upper end of the support rod 12 and the operation rod 13 installed horizontally on the upper portion of the frame 5 are connected to the worm wheel 14 a and the worm gear. An operation handle 15 is attached to one end of the operation rod 13 and is operated by an operator. Reference numeral 12a denotes a guide rod.

  Therefore, when spraying the release oil Q on the surface of the top plate 1 conveyed by the conveyor 2, the distance between the top surface 1 and the tip of the oil injection nozzle 6 is adjusted by rotating the operation handle 15 described above. As a result, the support rod 12 connected via the gear mechanism 14 of the operation rod 13 is moved up and down, and the nozzle head 7 and the injection nozzle 6 can be moved up and down to adjust the position.

  Note that the distance between the tip of the injection nozzle 6 and the surface of the top plate 1 is preferably 10 mm to 50 mm. If this range is exceeded, not only good release oil Q cannot be applied, but the release oil Q May be scattered.

  A control device 16 for controlling the valve-type oil jet printer of the release oil application device 3 is installed on the downstream side of the conveyor 2 adjacent to the release oil application device 3. 16, an image of a plurality of spray patterns corresponding to at least one or more types of food shapes to be baked is input using an SD memory card or the like, and the food dough W on the transport conveyor 2 is conveyed. The release oil Q of the image of the spray pattern input to the concave portion 1a of the top plate 1 before the top plate 1 is continuously sprayed.

  In this embodiment, the valve-type oil jet printer is used to apply a release oil having an oil amount of 0.1 to 2.0 cc at a maximum of 12 m per minute and a maximum of 20 sheets per minute. Is possible.

  In addition, the nozzle head 7 and the jet nozzle 6 of the oil jet printer have an oil tank (not shown) having a predetermined capacity installed at the side of the conveyor 2 where the release oil application device 3 is installed. Are connected via an oil supply pipe 7a.

  FIG. 13: has shown the block diagram which shows the manufacturing process of the whole apparatus for enforcing the baking method of the foodstuff in embodiment of this invention.

  Next, the baking process of food (for example, bread) according to the present invention will be specifically described with reference to FIG.

  First, the top plate 1 corresponding to the shape of the food to be baked is selected from among manufactured or stocked (see, for example, FIGS. 5 to 7), and an image of spraying the release oil sprayed on the surface of the top plate 1 ( Application pattern) is input to the control device 16 of the oil printer.

  First, after weighing various food ingredients, the process starts (step (1)). Next, the measured raw materials (sugar, flour, fats and oils, salt, yeast: materials that promote fermentation, medium seeds: materials for hydrating the dough, etc.) are mixed for a predetermined time with a raw material mixing mixer (high-speed mixer). (Step (2)), the mixed raw material dough W is fermented (first fermentation), and then fed to the divider 17 for dividing the raw material dough W into product sizes by the transport conveyor 2 (step (2) 6)).

  The raw material dough W cut by the dividing machine 17 is then sent to the rounding machine 18 by the conveyor 2 and formed into a uniform round shape (step (4)). This raw material dough W formed into a round shape is subjected to intermediate fermentation for a certain period of time (for example, 30 to 40 minutes) (step (5)), and this intermediate fermented material dough W is then sent to the dough molding machine 19 Then, dough molding is performed (step (6)).

  On the other hand, the top plate 1 provided with the concave portion 1a corresponding to the product shape prepared in advance or the top plate 1 provided with the concave portion 1a previously used and cleaned by the top plate washing machine 26 is used as the release oil application device 3 (oil printer). The above-mentioned valve-type oil jet printer is supplied to the surface of the top plate 1 that has been supplied to the transport conveyor 2 upstream of (step (8)) and has flowed to the release oil application device 3 (oil printer). The release oil Q is continuously sprayed with the image of the spray pattern that has been input in advance.

  In the release oil coating apparatus 3 (oil printer) of this embodiment, as described above, an oil jet printer is used to release release oil having an oil amount of 0.1 to 2.0 cc per minute up to 12 m, 1 It is possible to apply up to 20 sheets per minute.

  In this way, the material dough W (particularly with respect to the number of pieces) formed by the dough forming machine 19 in the recess 1a of the top plate 1 to which a predetermined amount of the release oil Q has been applied by the release oil application device 3 (oil printer). (But not limited) is placed (panning), and the final fermentation (around 1 hour) of the raw material dough W is performed (step (7)).

  Then, the top plate 1 on which the raw material dough W is placed is supplied to a baking / continuous oven 20 installed on the line of the conveyor 2 on the downstream side of the release oil coating device 3 (oil printer) (step ( 9)) The product is baked in the oven 20 at a predetermined temperature for a predetermined time. For example, a bread (weighing 1300 g to 1320 g) with an oven temperature of 200 ° C. to 210 ° C. for 40 minutes to 45 minutes, a French bread (weight 280 g to 300 g) with an oven temperature of 200 ° C. to 230 ° C. Bake the product in minutes to 35 minutes.

  Although the oven used in this embodiment uses a tunnel oven, the oven is not limited to this oven, and other ovens can be used. The length and product of the tunnel oven are also available. The conveying speed can be arbitrarily set, and is set so as to be baked between entering from the entrance of the oven and exiting from the exit.

  The product baked in the oven 20 (the product after firing) is transported to the depanning step 21 (product separation means) by the transport conveyor 2, and the product after firing from above the top plate 1 by inverting the top plate 1 or the like. Separate (step (10)).

  The top plate 1 from which the product after baking has been removed is sent to the top plate washer 26 (step (11a)) by the return conveyor 2a, etc., and after cleaning the surface of the top plate 1 etc., the top plate 1 is released again. It is supplied to the conveyor 2 on the upstream side of the oil application device 3 (oil printer).

  On the other hand, the fired product separated from the top plate 1 is cooled to a temperature close to room temperature by a cooler, a cooling conveyor, or the like in the cooling step 22 (cooling means) (step (11)). When the cooled product is shipped as it is, it is conveyed to the packaging process 24 in that state (step (13)), and in the case of a product that requires slicing, such as bread, sliced. Transported to step 23 and sliced to a predetermined size by a cutter or the like (step (12)), then transported in the packaging step 24 (step (13)), and as a final product in the product / shipping step 25, The product is shipped by a conveying means or the like by the carry-out conveyor 2b or the like.

  By changing the top plate 1 according to the shape of the product or changing the coating pattern of the release oil Q and repeating this process, various products can be efficiently baked. is there.

  As described above, in the present invention, the image of the release oil spray pattern corresponding to the shape of the food to be baked is input in advance to the control device 16 in the ink jet printer type release oil application device 3, The top plate 1 on which at least one food dough W is placed is placed on the transport conveyor 2 that moves at a speed of 1 mm, and is input to the controller 16 on the surface of the top plate 1 that is transported by the transport conveyor 2. Based on the data, the image of the spray pattern having a shape corresponding to the shape of the product to be fired is continuously sprayed and applied with the granular release oil Q. After the release oil Q is applied, the release oil Q is applied. On the top plate 1, the food dough W divided into a predetermined size and shape mixed by a raw material mixing mixer, stored for a certain period of time and fermented is placed.

  The top plate 1 on which the food dough W is placed is placed in an oven 20 for continuous or intermittent firing, the food is fired, the product is separated from the top plate 1 that has been fired, and the product is cooled, Since the top plate 1 is cleaned by the top plate washing machine 26 and the surface 1a of the top plate 1 is returned to the firing line of the transport conveyor 2 again, a predetermined position corresponding to the product shape on the top plate 1 is obtained. The release oil having a shape can be applied reliably and without being scattered, and the release oil Q is hardly scattered, so that contamination of the surrounding release oil Q can be prevented.

  Furthermore, since the use of the minimum release oil is sufficient, the cost can be reduced, and the baked food can be easily released from the top plate 1.

  In this invention, it can be applied to a baking method and apparatus for foods made from bread, confectionery, foods, other wheat flour, rice flour, oat flour, corn flour, etc., and is applied to the top plate particularly when baking foods. It is possible to prevent the release oil from being scattered, to prevent the release oil from being wasted, and to easily release the baked food from the top plate.

DESCRIPTION OF SYMBOLS 1 Top plate 1a Concave part 2 Conveyor 2a Return conveyor 2b Unloading conveyor 3 Release oil coating device (oil printer)
DESCRIPTION OF SYMBOLS 4 Support leg 4A Mounting frame 5 Conveyor frame 5A frame 6 Oil injection nozzle 7 Nozzle head 8 Elevator 9 Solenoid 10 Injection hole 11 Valve 12 Support rod 12a Guide rod 13 Operation rod 14a Warm wheel 14b Warm gear 14 Gear mechanism 15 Operation handle 16 Control device 17 Dividing machine 18 Round machine 19 Dough molding machine 20 Oven 21 Depanning process (product separation process)
22 Cooling means 23 Slicing process 24 Packaging process 25 Product / shipping process 26 Top plate washer Q Release oil W Food dough

Claims (6)

  In advance, the image of the spray pattern of the release oil corresponding to the shape of the food to be baked is input to the control device in the ink jet printer release oil application device, and on the transport conveyor that moves at a predetermined speed, A top plate on which at least one food dough is placed is placed, and a spray pattern having a shape corresponding to the shape of the product to be baked is based on the data input to the control device on the surface of the top plate conveyed by the conveyor. The image is applied by spraying continuously with granular release oil. After this release oil is applied, it is mixed on the top plate coated with this release oil by a raw material mixing mixer and stored for a certain period of time. The food dough divided into a predetermined size and shape fermented and placed is placed, and the top plate on which the food dough is placed is placed in an oven for continuous or intermittent baking, and the food The product is cooled and separated from the baking sheet that has been baked, and the baking sheet is cleaned by the washing machine and returned to the baking line of the conveyor. A method for baking food.   The food baking method according to claim 1, wherein the ink jet printer type release oil coating apparatus is a valve type.   Along the transport line of the top conveyor on which the food dough divided into a predetermined size and shape is placed, the shape corresponding to the product shape is granular on the top plate before placing the food dough An ink jet printer type release oil application device that continuously sprays the release oil is installed, and the food dough placed on the top plate is continuously or downstream of the release oil application device. An oven for intermittent baking, a product separation means for separating the product from the baking-finished top plate, a product cooling means, and a top plate washer are installed in this order, and the top plate washed by this top plate washer is A food baking apparatus configured to be returned to a conveyor on the upstream side of a release oil coating apparatus.   4. The food baking apparatus according to claim 3, wherein the ink jet printer type release oil coating apparatus is a valve type.   The food baking apparatus according to claim 3 or 4, wherein a concave portion having an arbitrary shape corresponding to a product shape is formed on a surface of the top plate.   The food nozzle according to claim 3, 4 or 5, wherein a plurality of spray nozzles of the ink jet printer type release oil coating device are arranged in parallel at a predetermined pitch, and a plurality of the spray nozzles are arranged. apparatus.

Images