JP2009142171A - Apparatus for twisting stick bread dough - Google Patents

Abstract

<P>PROBLEM TO BE SOLVED: To provide an apparatus for twisting a stick bread dough capable of stably twisting the stick bread dough desired turns and having excellent production efficiency. <P>SOLUTION: The twisting apparatus 1 for a stick bread dough has right and left conveyor pairs comprising upper and lower endless conveyors 11, 12, 13, 14 supporting the right and left ends of a stick bread dough, transporting the dough perpendicular to its length while twisting the end parts, clamping the ends of the bread dough from above and below with the upper and lower conveyors extending in the above direction in a manner parallel to each other, wherein the transporting speed V1 of the upper endless conveyor 11 of one of the right and left endless conveyor pair is higher than the transporting speed V2 of the lower endless conveyor 12, the transporting speed V4 of the lower endless conveyor 14 of the other endless conveyor pair is higher than the transporting speed V3 of the upper endless conveyor 13, and the speeds applied by the right and left endless conveyor pairs to the bread dough are nearly equal to each other. <P>COPYRIGHT: (C)2009,JPO&INPIT

Description

  The present invention relates to a twisting device for a rod-shaped bread dough for producing bread dough formed by twisting a rod-shaped bread dough.

  A product formed by twisting a rod-shaped dough is usually produced mostly by human hands. Specifically, each piece of fabric that has been carried on the belt conveyor is pressed one by one on the belt conveyor, holding both ends of the fabric with palms, and the palm holding the ends of the fabric is attached to the belt of the belt conveyor. It is twisted by moving it.

  However, when the production work is performed by human hands in this way, the degree of molding and work time vary depending on the person performing the work.

  Therefore, it has been proposed to perform all of the work with a machine, but there is still a problem in terms of production efficiency in addition to the fact that the bar-shaped dough cannot be stably twisted a desired number of times.

  Accordingly, an object of the present invention is to provide a bar-shaped bread dough twisting apparatus that can stably twist a bar-shaped bread dough a desired number of times and is excellent in production efficiency.

That is, the present invention
A pair of left and right endless conveyors that support the left and right ends of the bread dough formed in a rod shape and send the bread dough in a direction perpendicular to the length direction while twisting the ends. It has upper and lower endless conveyors (indicated by reference numerals 11, 12, 13, and 14 in the embodiments described below) that sandwich the ends from above and below and extend in parallel with each other in the above-described direction. The transport speed (V1 or V3) of the upper endless conveyor (11 or 13) of the left and right endless conveyor pair is faster than the transport speed (V2 or V4) of the lower endless conveyor (12 or 14), and the lower part of the other endless conveyor pair The transport speed (V4 or V2) of the endless conveyor (14 or 12) is set to be faster than the transport speed (V3 or V1) of the upper endless conveyor, and the pair of left and right endless conveyors There is provided a twisting device of the rod-shaped dough (1) having left and right endless conveyor pairs speed given to the direction is set to be substantially equal for down dough.

  With this configuration, the rod-shaped bread dough can be stably twisted a desired number of times, and the bread dough is not tilted during the conveyance process, and the bread dough can be carried out of the apparatus while maintaining a predetermined conveyance state. Can be produced and has excellent production efficiency.

  Specifically, it is configured as follows.

  The left and right endless conveyor pairs can be configured to be parallel to each other, and the left and right endless conveyor pairs are set to gradually separate from each other in the direction of the dough conveyance. It can also be configured.

  When configured to be separated from each other, the length of the rod-shaped bread dough can be further adjusted while twisting the rod-shaped bread dough while conveying the rod-shaped bread dough in a direction perpendicular to the longitudinal direction.

The transport speed (V1 or V3) of the upper endless conveyor (11 or 13) and the transport speed (V2 or V4) of the lower endless conveyor (12 or 14) of the one endless conveyor pair are respectively the other endless conveyor pair. The lower endless conveyor (14 or 12) is equal to the conveying speed (V4 or V2) and the upper endless conveyor (13 or 11) is equal to the conveying speed (V3 or V1).
By comprising in this way, bread dough can be conveyed without inclining.

  Left and right start end pulleys (12a, 14a) engaged with the lower endless conveyors (12, 14) of the left and right endless conveyor pairs at the start and end of the transfer process in which the bread dough is transferred by the left and right endless conveyor pairs, It has left and right end pulleys (12b, 14b), and at least one of the start end pulley (12a, 14a) or end pulley (12b, 14b) has a width larger than the width of the lower endless conveyor (12, 14). It has an extension (12d, 14d, 12e, 14e) that extends inward and supports the middle part of the left and right ends (a1) of the rod-shaped bread dough.

  This is to facilitate the carry-in and carry-out of the bread dough to the apparatus.

  The extension portions (12d, 14d, 12e, 14e) can be formed by coaxially fixing a drum separate from the pulley provided with the extension portion to the drum.

  Between the left and right endless conveyor pairs, set between the endless conveyor pairs, and supports the middle part (a2) of the bread dough at the same height as the both end parts (a1) of the bread dough near the end of the conveying process. And an auxiliary conveyor (15) for feeding between the terminal pulleys (11b, 12b, 13b, 14b).

  By configuring in this way, the height of the intermediate portion of the bread dough that has been twisted can be adjusted to the same height as the both ends, so that the bread dough can be smoothly carried out and the intermediate portion can be prevented from being damaged. .

  A carry-out conveyor (32) for receiving and carrying out the rod-shaped bread dough that is twisted by the pair of left and right endless conveyors and discharged from the terminal pulleys (11b, 12b, 13b, 14b), and placed on the carry-out conveyor (32) And a dough pressing roller (31) that presses both untwisted ends (a1) of the stick-shaped bread dough against the carry-out conveyor.

  By comprising in this way, it can prevent that twist of bread dough returns.

  Hereinafter, a preferred embodiment of the apparatus for twisting a rod-shaped bread dough according to the present invention will be described in detail with reference to FIGS.

  The bread dough twisting apparatus 1 according to the present embodiment supports the left and right end portions a1 of the bread dough A-1 formed into a rod shape, and twists the end portions while twisting the bread dough in a direction perpendicular to its length direction. Left and right endless conveyor pairs 8 and 10. Specifically, each endless conveyor pair includes an upper endless conveyor 11 and 13 and a lower endless conveyor 12 and 14, respectively. The endless conveyors 11, 12, 13, and 14 are respectively provided at the start end pulleys 11 a, 12 a, 13 a, and 14 a provided on the bread dough carry-in entrance (conveyance stroke start) side, and the bread dough carry-out port (conveyance stroke end) side And endless belts 11c, 12c, 13c, and 14c engaged with both pulleys.

  The lower endless conveyors 12 and 14 are extended portions 12d and 14d for supporting the intermediate portions of the left and right end portions a1 of the rod-shaped bread dough, with the start end pulleys 12a and 14a and the end pulleys 12b and 14b extending inward on both the left and right sides. 12e and 14e are formed. Specifically, the extension is formed by fixing a drum having the same diameter as the outer diameter of an endless belt applied to the pulley inside the pulley, and a plurality of circumferentially extending pieces on the surface. Grooves 12f and 14f are formed to prevent the dough from adhering.

  The pair of left and right endless conveyors 8 and 10 may be gradually widened so as to gradually move away from each other in the direction in which the bread dough is conveyed, twisting the bread dough and extending the length of the bread dough. it can.

  Further, between the pair of left and right endless conveyors, an intermediate portion a2 of the bread dough after predetermined twisting is supported at the same height as both end portions a1 of the bread dough, and sent between the terminal pulleys 11b, 12b, 13b, and 14b. An auxiliary conveyor 15 is provided. The auxiliary conveyor 15 has a contact portion 15a that comes into contact with the intermediate portion a2 of the bread dough. The contact portion 15a is installed from the start end side to the end side, but the start end side is low and the end side is high, and the contact portion 15a does not contact the bread dough unless it is near the end after a predetermined number of twists are finished ( (See FIG. 2). Thereby, damage does not arise in the middle part of bread dough.

  The apparatus 1 of the present embodiment includes a carry-out conveyor 32 that receives and carries out a rod-shaped bread dough twisted a predetermined number of times that is discharged from the terminal pulleys 11b, 12b, 13b, and 14b, and a dough pressing roller 31 provided on the carry-out conveyor. Have

  In the apparatus of this embodiment, specifically, the transport speed V1 of the upper endless conveyor 11 of the endless conveyor pair 8 on the left in the traveling direction is faster than the transport speed V2 of the lower endless conveyor 12, and the endless conveyor pair on the right in the traveling direction. The transport speed V4 of the lower endless conveyor 10 is set to be faster than the transport speed V3 of the upper endless conveyor 13. This is to reverse the twisting directions at both ends of the bread dough.

  The transport speed V1 of the upper endless conveyor 11 is set equal to the transport speed V4 of the lower endless conveyor 14, and the transport speed V2 of the lower endless conveyor 12 is set equal to the transport speed V3 of the upper endless conveyor 13. By doing in this way, the conveyance speed applied to both ends of the rod-shaped bread dough can be made equal, and the bread dough can be conveyed in the end direction where the inclination occurs.

  Moreover, it is preferable to set the rotational speed of the carrying-in conveyor 2, the carrying-out conveyor 32, and the auxiliary conveyor 15 to the same feed rate as the conveying speed of the rod-shaped bread dough conveyed by the endless conveyors 11, 12, 13, and 14.

  The endless belts 11c, 12c, 13c, and 14c are formed of a material such as a urethane material or a sponge material, and a material that can be gripped firmly without damaging the bread dough when it is sandwiched. Is preferably used.

  In order to use the bread dough twisting apparatus 1 of the present embodiment, first, bread dough A-1 formed into a predetermined rod shape is carried into the start ends of the left and right conveyor pairs 8 and 10 using the carry-in conveyor 2. The carried bread dough is supported by the left and right conveyor pairs 8 and 10 while the intermediate part a2 is supported by the pulley extension parts 12d and 14d so that no sudden load is applied to both ends of the bread dough.

  The bread dough is twisted while being conveyed from the beginning to the end of the left and right conveyor pairs 8 and 10. When the twisted dough A-2 reaches the vicinity of the terminal ends of the conveyor pairs 8, 10, the intermediate part a2 is supported by the auxiliary conveyor 15, while being supported by the terminal pulley and its extension parts 12e, 14e, To be transferred.

  On the carry-out conveyor 32, the bread dough A-3 is subjected to another molding / baking step so that the both ends a1 are pressed against the carry-out conveyor 32 by the dough pressing roller 31 and the twist does not return.

  As mentioned above, although embodiment concerning this invention was described, this invention is not limited to these embodiment, In the range which does not deviate from the meaning of this invention, it can change variously.

  For example, in the above-described embodiment, the example in which the twisting device is disposed horizontally has been described, but the twisting device can be disposed vertically. In this case, panning can be performed directly on the top board. In that case, the auxiliary conveyor 15 may not be provided. Further, when panning directly on the top plate, it is desirable to make the terminal pulley just before the top plate as small as possible.

FIG. 1 is a perspective view showing a preferred embodiment of the bread dough manufacturing apparatus of the present invention. FIG. 2 is a conceptual diagram schematically showing the end surface of the line BB in FIG.

Explanation of symbols

Bread dough twisting device 1; upper endless conveyor 11, 13; lower endless conveyor 12, 14; start pulley 11a, 12a, 13a, 14a; end pulley 11b, 12b, 13b, 14b; endless belt 11c, 12c, 13c, 14c; Extension part 12d, 14d, 12e, 14e; Groove 12f, 14f; Auxiliary conveyor 15; Contact part 15a; End part a1; Intermediate part a2; Carrying conveyor 2; Carrying conveyor 32;

Claims (8)

  A pair of left and right endless conveyors that support the left and right ends of the bread dough formed in a rod shape and send the bread dough in a direction perpendicular to the length direction while twisting the ends. It has upper and lower endless conveyors that sandwich the ends from above and below and extend in the above direction in parallel with each other. The transport speed of the upper endless conveyor of the pair of left and right endless conveyors is faster than the transport speed of the lower endless conveyor, The transport speed of the lower endless conveyor of the endless conveyor pair is set to be faster than the transport speed of the upper endless conveyor, and the speed that the left and right endless conveyor pairs give in the above direction to the bread dough is set to be approximately equal. A bar-shaped bread dough twisting device having a pair of left and right endless conveyors.   The rod-shaped bread dough twisting device according to claim 1, wherein the left and right endless conveyor pairs are set in parallel to each other.   The rod-shaped bread dough twisting device according to claim 1, wherein the left and right endless conveyor pairs are set so as to gradually separate from each other in the bread dough conveying direction.   The transport speed of the upper endless conveyor and the transport speed of the lower endless conveyor of the one endless conveyor pair are equal to the transport speed of the lower endless conveyor and the transport speed of the upper endless conveyor of the other endless conveyor pair, respectively. Item 4. A rod-shaped bread dough twisting device according to any one of Items 1 to 3.   The left and right end pulleys engaged with the lower endless conveyors of the left and right endless conveyor pairs at the start and end of the transfer process in which the bread dough is conveyed by the left and right endless conveyor pairs, 5. The pulley according to claim 1, wherein at least one of the pulley and the terminal pulley has an extension that has a width larger than that of the lower endless conveyor and extends inward to support an intermediate portion of the bar-shaped bread dough. A device for twisting crab-shaped bread dough.   The rod-like bread dough twisting device according to claim 5, wherein the extension portion is formed by fixing a drum separate from the pulley provided with the extension portion to the drum coaxially.   An auxiliary conveyor that is set between the pair of left and right endless conveyors, supports an intermediate portion of the bread dough at the same height as both ends of the bread dough near the end of the conveyance process, and feeds between the end pulleys. 6. A device for twisting stick-shaped bread dough according to 6. A carry-out conveyor for receiving and carrying out the rod-shaped bread dough twisted by the pair of left and right endless conveyors and discharged from the terminal pulley;
The dough twisting device for stick-shaped bread dough according to any one of claims 5 to 7, further comprising: a dough pressing roller that presses both untwisted ends of the stick-shaped bread dough placed on the carry-out conveyor against the carry-out conveyor.

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