JP2008035795A - Dried laver producing apparatus - Google Patents

Abstract

<P>PROBLEM TO BE SOLVED: To provide a dried laver producing apparatus capable of producing sheet-like dried laver equal in weight, without depending on laver concentration in a mixing tank and an engagement means of a laver drainboard. <P>SOLUTION: This dried laver producing apparatus comprises parallely arranging many laver-making frames (5) on a transfer body (2) transferring to the horizontal direction followed by engaging the frames with each other in a vertically movable manner, and engaging a laver drainboard (6) for making laver with the frames (5). The apparatus is set with a concentration adjusting device (9) which adjusts laver concentration in a mixing tank (7) mixing water with laver, a feeder (10) which supplies liquid laver in the mixing tank (7) to the laver drainboard (6), a dehydrating device (12) which dehydrates laver made on the laver drainboard (6). Furthermore, the apparatus is set with a measuring device (15) which measures a weight of the laver-making frame (5) before making laver on the laver drainboard (6), and a weight of the laver-making frame (5) after making laver on the laver drainboard (6) followed by dehydrating, and a control device (25) which calculates a laver amount made on the laver drainboard (6) from a measured value of the measuring device (15) and controls the concentration adjusting device (9). <P>COPYRIGHT: (C)2008,JPO&INPIT

Description

The present invention relates to a dry laver production apparatus for producing a sheet-like dry laver having a uniform weight.

In general, a dry laver production device that produces sheet-like dry laver is prepared by mixing water and seaweed in a blending tank to produce liquid laver, and dropping this liquid laver onto a laver ridge locked in a paper frame. Then, the laver is made with the laver, and the dried laver is obtained by dehydrating and drying the laver. By the way, in order to keep the amount of seaweed to be made on the laver, the concentration of the seaweed in the mixing tank is conventionally detected by a concentration sensor, and the water supply pump or dehydration pump of the mixing tank is activated based on the detected value of this concentration sensor. There was one (Patent Document 1) in which the laver concentration in the mixing tank was adjusted.

However, what is described in the above-mentioned Patent Document 1 is that the color of the seaweed due to the difference in the location and time of collection of the seaweed, or the soil of the seaweed that occurs when the paper-making water that has passed through the seaweed rice cake is collected and reused. The detection value of the density sensor becomes inaccurate due to the change in density due to.

In addition, after laver is made on the laver that is locked to the paper making frame and dehydrated, the laver is lifted and weighed in a load cell, and based on this measured value, the water supply pump or dehydration pump of the preparation tank Was operated to adjust the laver concentration in the preparation tank (Patent Document 2).

However, what is described in Patent Document 2 is a thing in which the nori mash is locked to the paper making frame, so that when the nori cocoon is lifted, it receives resistance from the paper making frame and cannot accurately measure it. It was.
JP-A 61-227766 Japanese Utility Model Publication No. 5-25330

It is an object of the present invention to obtain a novel dry laver production apparatus capable of producing a dry laver having a uniform weight without being influenced by the concentration of laver in the mixing tank and the locking means of the laver. .

In order to achieve the above object, the present invention is configured as follows. In other words, the invention according to claim 1 is configured such that a large number of frame-shaped frame are arranged in parallel in the moving direction of the transfer body and are respectively locked in a vertically movable manner on the transfer body that moves in the horizontal direction. A concentration adjusting device for adjusting a laver concentration in a mixing tank that locks a laver for making seaweed to a frame and mixing water and laver, a supply device that supplies liquid laver in the mixing tank to the laver A dehydration device is provided for dewatering the seaweed made on the seaweed rice cake. A measuring device for measuring the weight is provided, and a control device for controlling the concentration adjusting device by calculating the amount of laver made on the laver from the measurement value of the measuring device is provided.
According to a second aspect of the present invention, a measuring device is provided in a frame in the middle of the transfer path of the transfer body, and the measuring element of the measuring device protrudes upward from the papermaking frame receiving surface of the transferring body, and the upper surface of the measuring element Is a mountain shape on which the papermaking frame rides.
The invention according to claim 3 is provided with a detection sensor for detecting a stop timing of the transfer body that moves intermittently, and outputs a signal of the detection sensor to the control device, and the control device inputs a signal of the detection sensor. At this time, the measured value of the measuring device is inputted and the amount of laver produced on the laver is calculated from the measured value to control the concentration adjusting device.
According to a fourth aspect of the present invention, the papermaking frame is elongated in a direction orthogonal to the moving direction of the transport body, and a plurality of laver ridges are locked in the longitudinal direction of the papermaking frame.

Since the invention according to claim 1 is configured to measure the weight of the paper frame that holds the seaweed rice cake with the measuring device, the weight of the paper frame before making the seaweed into the seaweed rice cake, and the seaweed It is possible to accurately measure the weight of the paper frame after it has been made into laver and dehydrated. And, since the control device calculates the amount of laver produced on the laver from the measurement value of the measurement device and controls the concentration adjusting device, the concentration of the liquid nori in the preparation tank is set to the set concentration The amount of laver supplied to the laver can be made constant, and a sheet-like dry laver having a uniform weight can be produced.

In the invention according to claim 2, the measuring element of the measuring device is protruded upward from the paper making frame receiving surface of the transfer body so that the paper making frame passes over the measuring element. The weight of each paper frame locked in parallel in the direction can be measured individually and easily.

In the invention according to claim 3, since the weight of the paper frame is measured by the measuring device when the movement of the paper frame is stopped, the weight of the paper frame is accurately measured by the measuring device. The control of the concentration adjusting device by the control device based on the control device is accurately performed.

In the invention according to claim 4, since a plurality of laver ridges are locked to one paper making frame, the number of measuring devices is reduced.

Embodiments of the present invention will be described below with reference to the drawings. 1 is a block diagram showing an embodiment of the present invention, FIG. 2 is a plan view of a feeding portion, FIG. 3 is a partial side view corresponding to the line III-III in FIG. 2, and FIG. 4 is an enlarged view of a measuring device portion. 5 is a perspective view of the measuring device unit, FIG. 6 is a front view of the measuring device unit, and FIG. 7 is a perspective view of the paper frame.

In FIG. 1, 1 is a dry-dried laver production apparatus of a continuous operation type, and includes a transfer body 2, a paper making frame 5 locked to the transfer body 2, a seaweed ridge 6 locked to the paper making frame 5, and a seaweed A mixing tank 7 for dissolving the water in the water, a concentration adjusting device 9 for adjusting the concentration of the laver in the mixing tank 7, a supply device 10 for supplying the liquid laver in the mixing tank 7 to the laver ridge 6, and a laver made into the laver ridge 6 The main components are a dehydrating device 12 for dewatering the seaweed, a measuring device 15 for measuring the amount of laver made on the laver cocoon 6, and a control device 25.

As shown in FIGS. 1 and 2, the transfer body 2 includes a pair of endless chains that are suspended by a sprocket (not shown) and extend in the front-rear direction (left and right in FIG. 1). In FIG. 1, the upper side is rotated so that it moves intermittently toward the left side by a motor (not shown). As shown in FIG. 3, a set of three locking pins 3 to which the paper making frame 5 is locked are fixed to the chain upright at equal pitches in the circumferential direction.

As shown in FIG. 7, the paper frame 5 has six short vertical bars 5b arranged at equal intervals between two elongated horizontal bars 5a and 5a, and both ends of the adjacent vertical bars 5b are connected to the horizontal bars 5a. , 5a are alternately brought into contact with the upper and lower surfaces and fixed by welding. Two hook-shaped locking members 5c are fixed to each horizontal beam 5a, 5a between the vertical beams 5b by welding. Thus, as shown in FIG. 2, five laver ridges 6 are detachably locked to one paper making frame 5. In addition, the number of the laver cocoons 6 locked to one paper making frame 5 is appropriately set depending on the capability of the dry laver production apparatus 1 and the like. Further, as shown in FIG. 2, the paper making frame 5 has the horizontal rails 5 a and 5 a arranged in parallel in a direction perpendicular to the moving direction of the transfer body 2, and both ends thereof are placed on the transfer body 2. At the same time, the both end portions are positioned on the locking pin 3 portion of the transfer body 2, and the locking pin 3 enables the laver 6 to move up and down relative to the transfer body 2 and move relative to the transfer body 2 in the transfer direction. Lock in impossible.

The nori cocoon 6 is made up of square cocoons that are lined up with a large number of thin bars and connected to each other by a thread material. As shown in FIGS. 2, 3, and 7, between the vertical bars 5b of the paper frame 5 The front and rear ends thereof are detachably hooked on the locking member 5c.

The mixing tank 7 contains a mixture of seaweed and water generated by the mixing machine 8, that is, liquid laver. The concentration of the liquid seaweed in the mixing tank 7 is adjusted by a concentration adjusting device 9. It has become. The concentration adjusting device 9 has a water supply pump P1 for supplying water into the mixing tank 7 and a dehydration pump P2 for extracting water from the mixing tank 7. The water supply pump P1 and the dehydration pump P2 are supplied from the control device 25. The drive is controlled by command.

The liquid seaweed prepared in the preparation tank 7 is supplied to the seaweed jar 6 by a supply device 10. The supply device 10 arranges the paper making device 11 above the starting end (right end in FIG. 1) of the transfer body 2, and supplies the liquid laver in the mixing tank 7 to the paper making device 11 by a supply pump P3. It is made to fall from the paper making apparatus 11 to the seaweed jar 6a on the start end side. The laver cocoon 6a captures the liquid laver and deposits it on the upper surface in a film form, that is, paper making.

The seaweed rice cake 6a made from the seaweed is sent to the dehydrator 12 on the left side in FIG. 1 by the transfer body 2 through the paper making frame 5, where the seaweed 22 on the seaweed rice cake 6 (6a) is fed. Dehydrate. The dehydrator 12 has sponges 12a and 12b arranged above and below the laver slag 6, and the sponges 12a and 12b are moved in the approaching direction by cylinders (not shown) so that the laver 22 on the laver slag 6 is moved from above and below. It is designed to dehydrate by pinching. The laver 22 on the dehydrated laver cocoon 6 is transferred to a subsequent drying furnace (not shown) and dried to be produced into a sheet-like dried laver.

Here, the density | concentration of the liquid laver in the mixing tank 7 mentioned above is performed automatically as follows. That is, a load cell type measuring device 15, that is, a front measuring device 15-1 and a rear measuring device 15-2 are arranged at the transfer start end and transfer end of the transfer body 2, When the photoelectric detection sensor S1 for detecting the stop timing of the transfer body 2 is arranged and the detection sensor S1 detects the stop timing of the transfer body 2, the front measuring device 15-1 extracts the laver into the laver ridge 6. The weight of the paper making frame 5-1 before being manufactured is measured, and the rear measuring device 15-2 measures the weight of the paper making frame 5-2 after paper laver is made on the laver rice cake 6 and dehydrated. It is like that.

The detection signal of the detection sensor S1 and the measurement value of each measurement device 15 are input to the control device 25. When the detection signal of the detection sensor S1 is input, the control device 25 inputs the measurement value of each measurement device 15, calculates the amount of laver produced on the laver ridge 6 from the measurement value, and the amount of laver is defined It is determined whether the value is a value or not, and the water supply pump P1 or the dehydration pump P2 of the concentration adjusting device 9 is controlled. That is, when the amount of laver is larger than the specified value, the water supply pump P1 is activated to supply water into the blending tank 7, and the laver concentration in the blending tank 7 is lowered. On the other hand, when the amount of laver is smaller than the specified value, the dehydration pump P2 is activated to discharge the water in the blending tank 7, and the laver concentration in the blending tank 7 is increased.

Each of the measuring devices 15 has the same structure, and one of them will be described with reference to FIGS. 4 to 5, reference numeral 16 denotes a fixing plate fixed to a frame on which the upper moving side of the transfer body (chain) 2 slides, and a load cell 17 is bolted and fixed to the lower surface of the fixing plate 16. A tracing stylus 18 is placed on the upper surface of 16 via a bracket 19 so as to be movable up and down.

The measuring element 18 is attached to the bracket 19 with the plate material directed in the moving direction (front-rear direction) of the transfer body 2, and the upper part is formed in a mountain shape, that is, the front surface 18 a is a slope and the top portion 18 b is a horizontal surface. The upper part of the measuring element 18 protrudes upward from the receiving surface of the papermaking frame 5 of the transfer body 2, so that when the papermaking frame 5 is sent rearward by the transfer body 2, One end of the horizontal beam 5a of the frame 5 is made to pass over the probe 18 and pass through. Each measuring device 15 is provided to be opposed to the left and right, and when the paper making frame 5 is sent rearward by the transfer body 2, both ends of the horizontal beam 5a of the paper making frame 5 are the measuring elements. It may be possible to pass over 18.

The bracket 19 fixes a pushing shaft 20 projecting downward at the center thereof, and engages a lower end portion of the pushing shaft 20 with an engaging hole 17b formed in the load receiving body 17a of the load cell 17 from above.

One end of the crosspiece 5a of the paper making frame 5 arrives at the top 18b of the measuring element 18 at the stop time of the transfer body 2 detected by the detection sensor S1 described above, and the control device 25 controls the detection sensor S1. When the detection signal is input, the measurement value of each measuring device 15 is input to calculate the amount of laver made into the laver ridge 6.

According to the embodiment, since the weight of the paper making frame 5 that locks the nori seaweed 6 is measured by the measuring device 25, the weight of the paper making frame 5 before the nori is made into the nori seaweed 6 It is possible to accurately measure the weight of the papermaking frame 5 after the seaweed is made into the seaweed rice cake 6 and dehydrated. Since the control device 25 calculates the amount of laver produced on the laver cocoon 6 from the measurement value of the measurement device 25 and controls the concentration adjusting device 9, the concentration of the liquid laver in the mixing tank 7 is adjusted. , Can be accurately controlled to the set concentration. For this reason, the amount of laver produced on the laver cocoon 6 becomes uniform, and a sheet-like dried laver having a uniform weight can be produced.

Further, the measuring element 18 of the measuring device 25 is protruded upward from the receiving surface of the papermaking frame 5 of the transfer body 2 so that the papermaking frame 5 sent by the transfer body 2 rides on the measuring element 18 and passes therethrough. As a result, the weight of each papermaking frame 5 locked in parallel in the moving direction of the transfer body 2 can be measured individually and easily.

In addition, since the measuring device 25 measures the weight of the paper making frame 5 when the movement of the paper making frame 5 stops, the weight of the paper making frame 5 by the measuring device 25 is accurately measured. For this reason, the control device 25 can accurately grasp the amount of nori produced on the nori cocoon 6 and can accurately control the nori concentration in the mixing tank 7 via the concentration adjusting device 9.

It is a block diagram which shows the Example of this invention. It is a top view of a sending part. FIG. 3 is a partial side view corresponding to line III-III in FIG. 2. It is an enlarged side view of a measuring device part. It is a perspective view of a measuring device unit. It is a front view of a measuring device unit. It is a perspective view of a papermaking frame.

Explanation of symbols

DESCRIPTION OF SYMBOLS 1 Dry nori production apparatus 2 Transfer body 3 Locking pin 5 Paper making frame 5a Horizontal crosspiece 5b Vertical crosspiece 6 (6a) Nori seaweed 7 Preparation tank 8 Preparation machine 9 Concentration adjustment apparatus 10 Supply apparatus 11 Paper making apparatus 12 Dehydration apparatus 12a, 12b Sponge 15 Measuring device 15-1 Front measuring device 15-2 Rear measuring device 16 Fixed plate 17 Load cell 17a Load receiving body 17b Engagement hole 18 Measuring element 18a Front and rear surface 18b Top part 20 Push shaft 22 Nori 25 Control device P1 Water supply pump P2 Dehydration pump P3 Supply pump S1 Detection sensor

Claims (4)

A large number of frame-shaped paper frames (5) are arranged in parallel in the moving direction of the transfer body (2) and are respectively locked in a vertically movable manner on the transfer body (2) moving in the horizontal direction. The concentration adjusting device (9) for adjusting the laver concentration of the mixing tank (7) for locking the seaweed rice cake (6) for laver making to (5) and mixing water and nori, the mixing tank (7) A supply device (10) for supplying the liquid laver to the laver (6), a dehydrator (12) for dewatering the laver made from the laver (6) are provided, and the laver is extracted into the laver (6). A measuring device (15) is provided for measuring the weight of the paper making frame (5) before making and the weight of the paper making frame (5) after paper laver is made into the seaweed rice cake (6) and dehydrated. And a control device (25) for controlling the concentration adjusting device (9) by calculating the amount of seaweed produced on the laver rice cake (6) from the measurement value of the measuring device (15). Drying laver manufacturing apparatus characterized. A measuring device (15) is provided in the frame in the middle of the transfer path of the transfer body (2), and the measuring element (18) of the measurement device (15) is moved upward from the receiving frame (5) receiving surface of the transfer body (2). 2. The dried laver production apparatus according to claim 1, wherein the dried seaweed manufacturing apparatus has a mountain shape that allows the papermaking frame (5) to ride on and pass through the upper surface of the measuring element (18). A detection sensor (S1) for detecting the stop timing of the transfer body (2) that moves intermittently is provided, and a signal of the detection sensor (S1) is output to the control device (25), and the control device (25) When the signal of the detection sensor (S1) is input, the measured value of the measuring device (15) is input, and the amount of laver produced on the laver (6) is calculated from the measured value to calculate the concentration adjusting device (9). The dried laver production apparatus according to claim 1, wherein the dried laver production apparatus is controlled. The paper making frame (5) is elongated in a direction perpendicular to the moving direction of the transfer body (2), and a plurality of laver ridges (6) are locked in the longitudinal direction of the paper making frame (5). The dried laver production apparatus according to claim 1, 2 or 3.

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