JP2000348254A - Beverage supply device - Google Patents

Abstract

PROBLEM TO BE SOLVED: To speedily perform coffee extraction at a request to vend coffee beverage by supplying next ground beans from a mill to an extractor prior to the next vending of coffee drink by a supply means. SOLUTION: An extracting container 8A at a ground bean supply position (a) contains ground beans prepared in last vending operation and is arranged at an extraction position (b) as a motor 8D is driven at the end of last extracting operation and then an extracting motor 89 is driven to making vending operation ready while the container is coupled with an extracting head 85. When a vending request signal is outputted to a main control part, a cup is dispensed from a cup supply position, an extracting hot water valve is opened, and high-temperature hot water applied with pressure by a pump 5 is supplied to the extracting container 8A through a hot water pipe 6. Thus, ground beads to be used for next vending are prepared in current vending operation and supplied to the extracting container 8A to shorten the time needed to prepare the ground beans.

Description

DETAILED DESCRIPTION OF THE INVENTION

[0001]

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a beverage supply apparatus, and more particularly to a beverage supply apparatus in which the time required for a selling operation is shortened by improving a process of supplying ground coffee beans.

[0002]

2. Description of the Related Art As a conventional beverage supply device, coffee beans pulverized to a predetermined particle size are supplied to an extractor, and predetermined high-temperature hot water is supplied from a hot water tank to the extractor to extract coffee components. And the like to produce a coffee beverage by filtration with a filter such as

FIG. 11 shows a conventional beverage supply apparatus, in which a bean storage container 7A for supplying roasted coffee beans from a bean supply port 7a to a bean input port 7E via a chute 7D, and a bean input port 7E. A coffee mill 7B for grinding the supplied coffee beans to a predetermined particle size with a grinding blade to form ground beans, a mill motor 7C for rotating the grinding blade of the coffee mill 7B,
Extraction of ground beans ground in the coffee mill 7B with hot water supplied from the hot water valve 22 of the hot water tank 10 via the pipe 6 and extraction with a paper filter supplied from the roll 8F to supply a coffee beverage. Machine 8 and extractor 8
Bucket 17 for receiving coffee powder extracted from, a sugar container 11 for supplying sugar from supply port 11A, a cream container 12 for supplying cream from supply port 12A, and sugar container 11 or cream container 12. Shoot sugar and / or cream 13
And a mixing bowl 14 for mixing with a coffee beverage supplied from the brewer 8 via the beverage supply pipe 8A.
And a pipe 14B for supplying a coffee beverage from the mixing bowl 14 to the cup 9, and a cup 9 on the cup receiving base 18A.
And a drain bucket 18 that receives spills from the cup 9.

FIG. 12 shows a timing chart of a conventional beverage supply apparatus. When there is a request for selling a coffee beverage containing sugar, the cup 9 is dispensed from the cup supply apparatus 9A to the cup receiving table 18A, and the bean storage container 7A is provided. Provides about 10 g of coffee beans. Dispensed coffee beans shoot 7
D is fed into the coffee mill 7B from the bean charging port 7E. Mill motor 7C starts rotating at the same time as sales request,
Thereby, the coffee beans are ground into ground beans. The ground beans thus formed are supplied to the extractor 8 from the lower part of the coffee mill 7B. The extractor 8 is a coffee mill 7
B and the hot water supplied from the hot water tank 10 via the pipe 6 are mixed and pressurized to form a paper filter 8.
Extract the coffee beverage by filtering through F. The coffee beverage extracted by the extractor 8 is supplied to the mixing bowl 14 via the beverage supply pipe 8A. Also, a predetermined amount (usually 6 to 8 g for one cup) of sugar is dispensed from the sugar container 11 when the coffee beverage is supplied, and the sugar is dissolved in the coffee beverage to form a sugar-containing coffee beverage.
Is poured into the cup 9 via.

[0005]

However, according to the conventional beverage supply device, coffee beans are supplied to a coffee mill in response to a coffee beverage sales request to form ground beans, so that coffee is extracted from the sales request. There is a problem that it takes time to start. Accordingly, it is an object of the present invention to provide a beverage supply device capable of promptly extracting coffee upon receiving a coffee beverage sales request.

[0006]

According to the present invention, in order to achieve the above object, ground beans having a predetermined particle size are supplied to an extractor, and hot water is supplied to the extractor to extract the ground beans. A beverage supply device that produces the coffee beverage by supplying the mill that produces the ground beans, supply means that supplies the ground beans from the mill to the extractor, and sells the coffee beverage from the extractor. At this time, the present invention provides a beverage supply device that causes the mill to generate the next ground bean and causes the supply means to supply the next ground bean from the mill to the extractor prior to the next sale of the coffee beverage.

[0007] According to the above-mentioned beverage supply device, by forming the ground coffee beans to be used in the next sales during the previous sales operation, the supply time of the coffee beans and the ground coffee by grinding the coffee beans at the next sales. Can be omitted, and the extraction operation can be started upon receiving a sales request. This shortens the time required for the selling operation.

[0008]

DETAILED DESCRIPTION OF THE PREFERRED EMBODIMENTS Hereinafter, a beverage supply apparatus according to the present invention will be described in detail with reference to the drawings.

FIG. 1 shows a beverage supply apparatus according to a first embodiment of the present invention, and the same parts as those in FIG. 6 are indicated by the same reference numerals, so that duplicate explanations are omitted. A heat exchange coil 10C is provided in a pipe 3A for supplying drinking water from the cistern 2 to the boiler 4, and is immersed in hot water in a hot water tank 10. The length of the heat exchange coil 10C immersed in hot water is about 10 m, and the drinking water flowing into the coil from the lower part of the hot water tank 10 flows out of the boiler 4 from the upper part of the hot water tank. Water amount of the hot water tank 10 12 liters output of the heater _{H 1} is 1 kw. Water amount of the boiler 4 is about 1 liter, the output of the heater _{H 2} is 0.35k
w. The pipe 3A has a pressure sensor 25 for generating a pressure signal corresponding to the pressure in the pipe, and an air valve 26 for removing air staying in the pipe. In the drawing, a coffee beverage is extracted in an extraction container 8A (center), which will be described later, of the extraction machine 8, and another extraction container 8A (left side) adjacent to the extraction container 8A being extracted has a chute 7D from a coffee mill 7B. The ground beans are dispensed through.

Further, in the beverage supply apparatus having the above configuration, for the sake of simplicity, the cup supply section for supplying the cup 9, the power supply section for supplying current to the pump 5, and the mill motor 7C
The configuration of a power supply unit for supplying electric current to the apparatus, a stirrer for stirring the beverage in the cup 9, a pipe for cold beverage, a raw material storage unit, and the like are not shown.

FIG. 2 shows an extractor 8, showing a base 80 on which four extraction containers 8A are mounted, a slag disposal hole 81 opened at a slag disposal position of the base 80, and a pin 82 at a vertical portion of the base 80.
A lever 83 rotatably supported by the lever 83 and a lever 8
3, an extraction head 85 rotatably supported by a pin 84, a disk member 86 rotatably supported by a pin 84 at a distal end of a lever 83, and a lever 83.
To the crank disk 8 of the drive train.
8 and a rotating shaft 89A.
Motor 8 for driving a crank disk 88 fixed to the motor
9 and the piping 6 is connected to the extraction head 85. The disk member 86 is formed by fixing a soft elastic member substantially equal to the inner diameter of the extraction container 8A to the rod member.
The four extraction containers 8A are fixed to the stay 8B at 90-degree intervals, and the stay 8B has a rotating shaft 8 of a moving motor 8D.
C is fixed. When the moving motor 8D is driven in the counterclockwise direction, the extraction container 8A moves to the ground bean supply position (position a),
It moves in the order of the extraction position (position b), the waste disposal position (position c), and the standby position (position d). At the ground bean supply position a, a hole 8E for supplying the coffee beverage extracted through the base 80 is provided.

FIG. 3 (a) shows a cross section along the line aa in FIG. 2, and the extraction container 8 supplied with ground beans at the extraction position b.
A is disposed, and an extraction container 8A containing the extraction slag is disposed at the slag disposal position c. In this state, when the extraction motor 89 is driven to rotate the crank disk 88 from the top dead center (the position shown by the dotted line) to the bottom dead center, the lever 83 rotates around the pin 82 in the direction b, and the extraction is performed. Head 85 and disk member 8
6 is arranged at the position shown. A diffusion plate 85a for diffusing hot water supplied from a pipe 6 (not shown) is provided at an engagement portion of the extraction head 85, and a filter 85b is provided at an extraction position b of the base 80. The filter 85b is formed by providing a plurality of fine holes that do not allow ground beans to pass through a thin corrosion-resistant metal plate.

FIG. 3B shows the extraction container 8A at the ground bean supply position a in the state shown in FIG.
A predetermined amount of ground beans is supplied into the container via D.

FIG. 3C shows the extraction container 8A at the extraction position b in the state shown in FIG. 3A. When the extraction head 85 is engaged with the extraction container 8A, the extraction head 85 and the extraction container are sealed by the sealing member 85A. The gap of 8A is sealed.
In addition, the gasket 85c embedded in the base 80 and the lower part of the container are pressed against each other and sealed, so that the extraction container 8A is airtight. Thereafter, hot water is supplied from the pipe 6 and diffused by the diffusion plate 85a to extract the coffee beverage. The extracted coffee beverage is separated from the extracted slag by the filter 85b provided on the base 80, and is sent out from the hole 8E.

FIG. 3D shows the extraction container 8A at the slag disposal position c in the state shown in FIG. 3A. The extraction slag A accommodated in the extraction container 8A is externally moved from the hole 81 by the disk member 86. Extruded.

FIG. 4 shows a control block of the beverage supply device, which includes a sales control unit 101, a flow meter 19, a pressure sensor 25,
The main control unit 101 controls each unit based on signals input from the cis-turn float switch 2A, the hot water tank float switch 10A, the boiler water level sensor 4B, and the temperature sensor 4C, and stores control data of each unit of the beverage supply device. It has a memory 102 and a timer 103 that counts clocks generated by a reference clock generator (not shown) and measures time.

FIG. 5 shows a timing chart of the beverage supply device. The extraction container 8A at the ground bean supply position a contains the ground bean formed during the previous selling operation, and the ground bean is stored. The extraction container is arranged at the extraction position b based on the drive of the moving motor 8D after the end of the previous extraction operation, and after being arranged, the extraction container 89 is driven to drive and the extraction container 85 is engaged with the extraction head 85 to wait for sale. . The main controller 1 sends a coffee sales request signal from the sales controller 101.
When it is output to 00, the cup is dispensed from the cup supply device, the extraction hot water valve 22 is opened, and the hot water pressurized by the pump 5 is supplied to the extraction container 8A via the pipe 6.

The hot water tank 10 is supplied from the cistern 2.
When the drinking water temperature is 10 ° C., the heat exchange coil 1
6 ° C. from the temperature of the hot water tank 10 to the boiler 4 via 0C
Continuous supply of 25 cups of low temperature hot water 80g at 3 cups / minute
It has heat storage properties. Hot water temperature of hot water tank 10 is hot water temperature
Based on the temperature detection signal output from the sensor 10D,
Data H₁About 80-85 ° C by controlling the energization of
Will be retained. 10 ° C beverage supplied from Systern 2
The water is heated to 85 ° C by passing through the heat exchange coil 10C.
When heated, the temperature rise in the heat exchange coil 10C is 75
Converted to 25 cups of thermal energy at 150 ° C
al, which is 1.26 kW in terms of heater output. Continuous
The time required to sell 25 cups is about 8.3 minutes. this child
From the above, when the hot water temperature of the hot water tank 10 is about 80 to 85 ° C.
Heater H₁About 74 ° C hot water without electricity
25 cups can be supplied to the boiler 4. This heater
H ₁For example, power supply to
Timer 1 built in the main control unit 100
03 can be performed at the time set.

The heater H ₂ provided in the boiler 4 can raise 80 g of drinking water by about 15 to 16 ° C. as a heat generation efficiency of 75%. The hot water is heated to 89 to 90 ° C. and supplied to the extraction container 8A of the extractor 8 via the pipe 6.

The hot water supplied to the extraction container 8A dissolves the coffee component when passing through the ground beans, turns into a coffee beverage, and is poured into the cup 9 via the beverage supply pipe 8B. When the flow signal input from the flow meter 19 reaches a predetermined value, the main control unit 100 stops the pump 5 and closes the extraction hot water valve 22. When the coffee beverage to be sold is a black coffee beverage, the dilution hot water valve 24 is opened while the extracted coffee beverage is being poured into the cup 9, and a predetermined amount of hot water is added to adjust the beverage concentration. And offered to customers. Further, when the coffee drink to be sold is one that adds auxiliary ingredients such as sugar and cream, the sugar or cream is dispensed to the mixing bowl 14 while the extracted coffee drink is poured into the cup 9. By dissolving with hot water supplied from the hot water tank 10 through the hot water valve 23 and pouring it into the cup 9 via the supply pipe 14A, a coffee beverage with added sugar or cream is produced and provided to the customer. When the coffee beverage extraction operation is completed, the main control unit 100 rotates the extraction motor 89 to raise the lever 83.

In parallel with the above-mentioned extraction operation, the ground beans formed during the previous selling operation are dispensed from the measuring device of the ground bean supply unit 7 to the extraction container 8A at the ground bean supply position a, and the ground beans are dispensed. In the supply unit 7, ground beans are formed based on the driving of the mill motor 7C and stored in the measuring device. As the measuring device, for example, a container in which ground beans are stored in a cylindrical container having a predetermined volume, and the stored beans are extruded and supplied by a built-in piston can be used. After the end of the extraction operation, the moving motor 8D is driven to move the extraction container 8A having the extracted slag to the slag disposal position c, and to place the extraction container 8A containing the ground beans.
Is disposed at the extraction position b, and then the extraction motor 89 is driven again to lower the lever 83. As a result, the extraction head 85 is engaged with the extraction container 8A arranged at the extraction position b, the disc member 86 is inserted into the extraction container 8A at the slag disposal position c, and the extraction slag A is pushed out through the hole 81. . In this state, it waits for sale.

According to the above-described beverage supply device, the time required for forming the ground beans can be omitted by forming the ground beans to be used in the next sale during the selling operation and supplying them to the extraction container 8A. The extraction operation can be executed promptly when the next sales request is made. As a result, the time required for the selling operation can be reduced.

In the above-described embodiment, a configuration having four extraction containers 8A has been described, but a configuration in which three extraction containers 8A are arranged at intervals of 120 degrees may be employed. Further, even with a beverage supply device having one extraction container 8A, for example, the time required for the selling operation can be reduced by temporarily holding the ground beans in the above-described measuring device. The timing at which the ground bean is dispensed to the extraction container 8A is preferably immediately before the end of the extraction operation in consideration of the deterioration in the quality of the ground bean. This reduces the time that the ground beans come into contact with the air.

In addition, even if the ground bean is supplied to the extraction container 8A, if the time until the subsequent sales request is output becomes long, the quality of the ground bean deteriorates, and the taste and aroma of the coffee beverage to be extracted and drink are reduced. become worse. In this case, when a predetermined time has elapsed from the previous selling operation, the moving motor 8D is rotated to discard the ground beans, and when the sales request is input, the ground beans are newly formed to extract the coffee beverage. Is preferred. From such a background, the beverage supply device of the present invention, for example,
By being installed at a place where sales volume can be predicted, such as a rest area of a factory, the amount of discarded ground beans can be reduced.

The extraction control of the extractor 8 is performed by storing the control contents shown in Table 1 as a table in the memory 102 on the basis of the detection signals of the pressure sensor and the flow meter provided in the pipe 6, and based on this table. You may do it.

[Table 1] By appropriately setting the above-mentioned control contents based on temperature / humidity conditions, raw materials, or the configuration of the extractor, the extraction conditions can be optimized.

FIG. 6 shows a beverage supply apparatus according to a second embodiment of the present invention, and the same parts as those in FIG. 1 are indicated by the same reference numerals, so that duplicate explanations will be omitted. An extractor 30 is supplied with the ground beans from the ground bean supply unit 7 to extract a coffee beverage. This extractor 30 has a chute 7
The cylinder 32 to which the ground beans are supplied via D, the piston drive motor 33 for raising and lowering the piston 39 in the cylinder 32, and the drive torque of the piston drive motor
And a cylinder unit D integrally formed with a slide guide 40 provided on the upper part of the cylinder 32 and engaged with a guide rail (not shown) formed on the extractor main body. Then, a cap 37 for supplying a predetermined high-temperature hot water into the cylinder 32 via the pipe 6 and a driving torque of the motor 35 are transmitted to incline the cylinder unit D about the fulcrum 34A and to attach the cap 37 to the cylinder 32. It has a gear 36 to be engaged. Below the cylinder 32 of the cylinder unit D, a beverage supply pipe 30A that supplies the extracted coffee beverage to the cup 9 is attached.

FIG. 7 shows a cylinder unit D,
(A) shows the front side and (b) shows the back side. Cap 37
Has a sealing member 37A for sealing a gap when inserted into the cylinder 32, and is connected to the gear 36 by a rod 38. A guide plate 31 having a guide groove g having a predetermined guide pattern is fixed to a fixed portion of the rod 38. A lower portion of the guide groove g is engaged with an engagement formed outside the side wall of the cylinder 32. The projection 32A is engaged. A piston 3 is provided on the lower side wall of the chute 7D.
A wiper W is provided to separate the extraction residue (not shown) pushed up by 9 from the piston 39, and the extraction residue separated by the wiper W is dropped along the inclined portion S of the slide guide 40.

The cylinder unit D transmits the driving torque of the motor 35 via the gear 35A to rotate the gear 36
When driven in _one direction, the cylinder 3 cap 37 with inclined about 30 degrees to r ₂ direction around the fulcrum 34A based on the guide pattern of the guide groove g is displaced to r ₃ direction
Inserted into 2.

FIG. 8 shows the torque transmitting section 34, and (a)
Shows the left side, (b) shows the front, and (c) shows the right side. The driving torque of the piston drive motor 33 is controlled by the gear 341 attached to the rotation shaft of the piston drive motor 33 to the gear 3.
The power is transmitted to the gear 42A, transmitted to the gear 342B provided coaxially with the gear 342A, and transmitted from the gear 342B to the gear 344A provided to the shaft 343. A worm gear 344B is provided below the shaft 343.
The driving torque transmitted from the worm gear 344B
Is transmitted to a gear 345A attached to a shaft 345 disposed in a direction orthogonal to the shaft 343, and transmitted to a gear 345B provided coaxially with the gear 345A. Gear 3
The driving torque transmitted from shaft 45B is transmitted to gear 346A attached to shaft 346, and transmitted to gear 346B provided coaxially with gear 346A.
The gear 347A is meshed with the gear 347A.
A is transmitted to a gear 347B provided coaxially with A. A rack 348 is attached to a lower portion of the piston 39, and gears 346B and 3
47B is engaged. This gear 346B and 347
When the drive torque corresponding to the rotation direction of the piston drive motor 33 is transmitted, B rotates in opposite directions while holding the rack portion 348, thereby moving the piston 39 up and down in the cylinder 32.

Worm gear 344 provided on shaft 343
B prevents the piston 39 from lowering when pressure is applied from the piston 39 side in the process of extracting the coffee beverage.

The piston 39 has a piston head 39A having a predetermined pressure resistance, a piston base 39B fixed to the rack portion 348 by a screw 39C and fixed to the piston head 39A, and a cylinder 32 attached to the piston head 39A. A delivery section 39D for delivering the coffee beverage from the inside, an O-ring 39E mounted on the outer peripheral portion of the piston head 39A, and a filter 39F formed of a thin corrosion-resistant metal plate and mounted on an upper portion of the piston head 39A. The piston head 39A and the piston base 39B are locked so as to have a predetermined clearance in a state where no pressure acts on the piston head 39A.

FIG. 9 shows a state in which the cylinder unit D is inclined. The cylinder unit D is inclined counterclockwise about the fulcrum 34A based on the rotation of the motor 35, and the cap 37 is lowered and inserted into the cylinder 32. Although not shown in the figure, a predetermined amount of ground beans is supplied to the cylinder 32 via the chute 7D before tilting.

FIGS. 10A to 10H schematically show the operation of extracting a coffee beverage in the second embodiment.
FIG. 10 (a) shows a supply process of the ground bean, in which the cylinder unit D is in a vertical state, and the ground bean P supplied from the ground bean supply unit 7 (not shown) is supplied to the cylinder 32 via the chute 7D. Supplied.

FIG. 10 (b) shows the first state of the extraction preparation step. When the ground beans are supplied to the cylinder 32, the motor 35 is energized and the cylinder unit D moves counterclockwise around the fulcrum 34A. To rotate.

FIG. 10C shows a second state of the extraction preparation step, in which the cap 37 is lowered and inserted into the cylinder 32 in synchronization with the inclination of the cylinder unit D, and the motor 35
Is stopped.

FIG. 10 (d) shows a first state of the extraction step. When the cap 37 is inserted into the cylinder 32, the piston drive motor 33 is energized to raise the piston 39 in the direction of the arrow, and to grind the beans. Compress. When the piston 39 is compressed to the compression amount upper limit, the piston 39 is locked, and the current value of the piston drive motor 33 changes. The energization of the piston drive motor 33 is stopped based on this change in the current value. This makes it possible to uniformly infiltrate the ground beans with hot water. After compression, hot water is supplied to the inside of the cylinder 32 via the pipe 6.

FIG. 10 (e) shows a second state of the extraction step.
7 is further inserted into the cylinder 32, which squeezes the slag containing the coffee beverage. Cap 37
When the pressure is applied to the piston 39 by the insertion of the piston 39A, the piston head 39A moves in the pressure acting direction, and the O-ring 39E provided between the piston 39 and the piston base 39B is elastically deformed based on the movement, and the piston 39 and the cylinder 32 are elastically deformed. The airtightness of the cylinder 32 is maintained by the pressure contact. The hot water supplied into the cylinder 32 dissolves the coffee component when passing through the ground beans, turns into a coffee beverage, and is poured into the cup 9 (not shown) via the beverage supply pipe 30A.

FIG. 10 (f) shows a suction step of sucking air into the cylinder 32.
, The piston drive motor 33 is energized to raise the piston 39 in the cylinder 32 and then lower it. The liquid content of the extracted residue is narrowed down by the upward movement of the piston 39, and air is sucked into the cylinder 32 by the subsequent downward movement of the piston 39.

FIG. 10 (g) shows a process of removing the coffee beverage remaining in the beverage supply pipe 30A. After the air is sucked into the cylinder 32, the piston 39 is raised again, so that the air in the cylinder 32 is removed from the beverage. It is discharged together with the liquid portion of the coffee beverage remaining in the supply pipe 30A.

FIG. 10 (h) shows a process of discarding the extracted slag A. When the motor 35 is energized and the cap 37 is
Separate from 2. The cylinder unit D rotates in the direction of the arrow in synchronization with this separating operation. Further, the extraction residue A remaining in the cylinder 32 is pushed up based on the ascending operation of the piston 39, is scraped off by the wiper W provided on the lower side wall of the chute 7D, and is separated from the piston 39. The separated extraction slag A falls as shown by an arrow and enters a slag bucket (not shown). In a coffee mill 7B (not shown), coffee beans to be used in later sales are ground and distributed to a measuring device in synchronization with the waste disposal.

When the waste disposal is completed, the piston in the cylinder 32 is lowered to the position shown in FIG.
The ground beans held by the measuring device are supplied into the cylinder 32 via the chute 7D. When the ground beans are supplied to the cylinder 32, the motor 35 is energized and the cylinder unit D
Is tilted by rotating counterclockwise around the fulcrum 34A. In synchronization with the tilt, the cap 37 is lowered and inserted into the cylinder 32, and the drive of the motor 35 is stopped to enter a standby state.

According to the above-described beverage supply device, the extraction machine can be made compact by performing the extraction operation of the coffee beverage in one extraction container, and the compression amount of the ground beans at the time of extraction and the timing of discarding the slag are individually controlled. And the degree of freedom when setting the extraction conditions is increased. Further, since the ground beans are stored in the cylinder and are in a standby state while being compressed by the cap 37 and the piston 39, the coffee extracting operation can be started immediately in response to the input of the sales request.

[0043]

As described above, according to the beverage supply apparatus of the present invention, a mill for producing ground beans, supply means for supplying the ground beans to the extractor from the mill, and coffee beverage from the extractor are sold. And let the mill produce the next ground bean,
Prior to the next sale of the coffee beverage, the supply means is made to supply the next ground bean from the mill to the extractor, so that the coffee extraction can be promptly performed upon receiving the coffee beverage sale request.

[Brief description of the drawings]

FIG. 1 is an explanatory diagram showing a beverage supply device according to a first embodiment of the present invention.

FIG. 2 is a perspective view of the extractor according to the first embodiment of the present invention.

3A is a cross-sectional view of the extractor according to the first embodiment of the present invention. FIG. 3B is a cross-sectional view of the extraction container at a ground bean supply position. (C) is a sectional view of the extraction container at the slag disposal position.

FIG. 4 is a control block of the beverage supply device according to the first embodiment of the present invention.

FIG. 5 is a timing chart of the beverage supply device according to the first embodiment of the present invention.

FIG. 6 is an explanatory diagram of a beverage supply device according to a second embodiment of the present invention.

FIG. 7A is a front view of an extractor according to a second embodiment of the present invention. FIG. 7B is a rear view of the extractor according to a second embodiment of the present invention.

FIG. 8A is a side view of a torque transmitting unit according to a second embodiment of the present invention. FIG. 8B is a front view of the torque transmitting unit according to the second embodiment of the present invention. ) Is a side view of the torque transmission unit according to the second embodiment of the present invention.

FIG. 9 is an explanatory diagram of an extractor according to a second embodiment of the present invention.

FIGS. 10A to 10H are explanatory diagrams showing the operation of the extractor according to the second embodiment of the present invention.

FIG. 11 is an explanatory view showing a conventional beverage supply device.

FIG. 12 is a timing chart of a conventional beverage supply device.

[Explanation of symbols]

 1, intake pipe 1A, intake valve 2, systan 2A, float switch 3A, piping 3B, piping 4, boiler 4A, power supply unit 4B, water level sensor 4C, temperature sensor 5, pump 6, piping 7, ground bean supply unit 7A, Bean storage container 7B, coffee mill 7C, mill motor 7D, chute 8, extractor 8A, extraction container 8B, beverage supply pipe 8C, rotating shaft 8D, moving motor 8E, hole 9, cup 10, hot water tank 10A, power supply unit 10B Float switch 10C, heat exchange coil 10D, hot water temperature sensor 11, sugar container 12, cream container 13, chute 14, mixing bowl 14A, supply pipe 15, pipe 16, pipe 17, pipe 17, drain bucket 19, flow meter 20 , Solenoid valve 21, check valve 22, extraction hot water valve 23, hot water valve 24, hot water valve 25, pressure sensor 26, air 30, extractor 30A, beverage supply pipe 31, guide plate 32, cylinder 33, piston drive motor 34, torque transmitting section 34A, fulcrum 35, motor 35A, gear 36, gear 36A, rotating shaft 37, cap 38, rod 39, Piston 39A, Piston head 39B, Piston base 39C, Screw 39D, Feeding part 39E, O-ring 39F, Filter 40, Slide guide 80, Base 81, Dust disposal hole 82, Pin 83, Lever 84, Pin 85, Extraction head 85A, Seal member 85a, diffusion plate 85b, filter 85c, gasket 86, disk member 87, lever 88, crank disk 89, extraction motor 89A, rotary shaft 100, main control unit 101, sales control unit 102, memory 103, timer 341 , Gear 342A, gear 342 , Gear 343, shaft 344A, gear 344B, worm gear 345, shaft 345A, gear 345B, gear 346, shaft 346A, gear 346B, gear 347A, gear 347B, gear 348, rack A, extraction slag D, cylinder unit W, wiper P, ground bean g, guide groove S, slope

Claims (9)

[Claims] 1. A beverage supply device for supplying ground beans ground to a predetermined particle size to an extractor and supplying hot water to the extractor to extract the ground beans and produce a coffee beverage, A mill for producing beans, supply means for supplying the ground beans from the mill to the extractor, and when the coffee beverage is sold from the extractor,
A beverage supply device, comprising: causing the mill to produce the next ground bean; and causing the supply means to supply the next ground bean from the mill to the extractor prior to the next sale of the coffee beverage. 2. The extraction machine has a supply position for supplying the ground beans, an extraction position for mixing the ground beans and hot water to extract a coffee beverage, and a slag disposal position for discarding the extracted ground bean slag. And a base portion provided in such a manner that a standby position in front of the supply position is arranged in an annular shape, and the supply position, the extraction position, the slag disposal position, and the standby position on the base portion are rotationally driven. A plurality of extraction containers, an extraction head that is airtightly engaged with the extraction container disposed at the extraction position, and a slag removal member that removes extraction slag from the extraction container disposed at the slag disposal position. The beverage supply device according to claim 1, having a configuration. 3. The beverage according to claim 2, wherein the control means causes the next ground bean to be supplied to the extraction container arranged at the supply position when coffee is being extracted at the extraction position. Feeding device. 4. The beverage according to claim 2, wherein said control means causes said next ground bean to be supplied to said brewing container arranged at said supply position when said coffee beverage is being supplied to a cup. Feeding device. 5. The apparatus according to claim 2, wherein said control means discards said next ground bean stored in said extraction container at said supply position when a standby time until a next sale exceeds a predetermined time. A beverage supply device according to claim 1. 6. A cylinder unit having a cylinder for accommodating the ground beans, a piston provided in the cylinder so as to be able to move up and down, and a driving unit for driving the piston, wherein: A tilting means for tilting from a posture to a second posture; and a cap which is relatively engaged with the cylinder in the second posture and supplies the hot water at the predetermined temperature from the heating means into the cylinder. The beverage supply device according to claim 1. 7. A structure in which the cap is airtightly engaged with the cylinder in a process of displacing from the first posture to the second posture, and compresses the ground beans supplied to the cylinder. Item 7. The beverage supply device according to Item 6. 8. A gear transmitting unit that meshes with a piston rod coupled to the piston to convert a rotational motion into a reciprocating motion, a motor that rotationally drives the gear transmitting unit, and a drive unit that is provided to the piston. 7. The beverage supply device according to claim 6, wherein the beverage supply device has a reverse rotation preventing mechanism for preventing reverse rotation of the gear transmission unit based on the applied pressure. 9. A piston fixed to the drive unit, a piston base fixed to the support, and a piston movably locked to the piston base at a predetermined interval. A head, a seal member sandwiched between the piston head and the piston base and abutting against the inner wall of the cylinder, wherein the piston head is moved in the direction of the piston head based on a pressure at the time of extraction to seal the seal. The beverage supply device according to claim 6, wherein the member is elastically deformed.