JPH07272111A - Controller for automatic vending machine - Google Patents

Abstract

PURPOSE:To detect abnormality at the time of discharging ice in an automatic vending machine discharging ice and various beverages into containers (cups) and selling them. CONSTITUTION:A controller 5 consists of a shock sensor 8, a voltage integral circuit 11, a timer 13, a solenoid control circuit 21, a first judgement circuit 22, a second judgement circuit 23, an abnormality detecting circuit 24 and an alarm circuit 25. The output of the shock sensor 8 is integrated by the voltage integrating circuit 11, and the integral value is compared with the prescribed timer value of the timer 13 with the first judgement circuit 22 and the second judgement circuit 23 so as to detect the abnormality of the shock sensor 8.

Description

Detailed Description of the Invention

[0001]

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a controller for an automatic vending machine, which dispenses ice and various beverages into a container (cup) for sale, and more particularly to detection of abnormality during ice ejection.

[0002]

2. Description of the Related Art Containers (cups) for conventional ice and various beverages
In the control device of the vending machine that discharges and sells
In order to discharge the ice to be discharged into the cup from the ice making chamber, the ice discharge port of the ice making chamber is opened by exciting the solenoid, and the discharged ice is hit in the path through which the ice is discharged to the cup. The ice outlet is closed by deenergizing the solenoid when the voltage value obtained by integrating the output of the impact sensor installed at the position exceeds a target value corresponding to a predetermined desired discharge amount of ice. The discharge amount of ice was controlled.

[0003]

According to the above-mentioned conventional vending machine control device, the ice discharge port of the ice making chamber is opened by exciting the solenoid, and the discharged ice is discharged into the cup. Therefore, if the impact sensor installed at the position where the ice hits has some trouble and the output voltage of the impact sensor is abnormally high or low, the voltage value obtained by integrating the output of the impact sensor is predetermined. When the target value is exceeded, the ice outlet is closed by de-energizing the solenoid, so the ice discharge amount may fluctuate abnormally. I had to stop selling.

An object of the present invention is to provide a control device for a vending machine, which can continue the sale even when the impact sensor is abnormal as described above, and which does not cause discomfort to the customer.

[0005]

[Means for Solving the Problems] An automatic vending machine for discharging ice and various beverages into a container (cup) for sale, wherein the ice is discharged from the ice making chamber into the ice making chamber. In the control device of the vending machine, the ice discharge port is opened by exciting the solenoid, and when the discharge amount of ice reaches a desired amount, the solenoid is deenergized to close the ice discharge port. In the invention of 1, the ice discharged from the opening of the ice discharge port of the ice making chamber is installed in a position where the ice hits in a path through which the ice is discharged to the cup, and the strength value of impact when the ice hits is set. After the shock sensor converting each voltage level, the voltage integrating circuit for integrating the voltage level of the output of the shock sensor, and the solenoid are excited, the output of the voltage integrating circuit becomes equal to or more than a predetermined target value. Sometimes before A solenoid control circuit that deenergizes the solenoid, a timer that measures the time from the time when the solenoid starts the excitation of the solenoid by the solenoid control circuit, and the voltage integration circuit at the time of the first time value measured by the timer. Determination circuit for determining whether or not the output of is equal to or greater than the predetermined target value, and the output of the voltage integration circuit at the second time value measured by the timer. A second determination circuit for determining whether the value is less than a value, an abnormality detection circuit for detecting an abnormality of the impact sensor based on the output of the first or second determination circuit, and the abnormality detection circuit outputting an abnormality And an alarm circuit for informing.

According to the second aspect of the invention, when the ice discharged from the opening of the ice discharge port of the ice making chamber is in the path through which the ice is discharged to the cup, the ice is installed at a position where the ice hits and the ice hits the ice. An impact sensor for converting the intensity value of impact to each voltage level, a voltage integrator circuit for integrating the voltage level of the output of the impact sensor, and a target for which the output of the voltage integrator circuit is preset after exciting the solenoid. A first solenoid control circuit that deenergizes the solenoid when the value exceeds a value, and a second solenoid control that energizes the solenoid and deenergizes the solenoid when the excitation time reaches a predetermined time value A circuit, a timer that measures the time from the time when the excitation of the solenoid is started by the first or second solenoid control circuit, and a first time value measured by the timer In the first determination circuit for determining whether or not the output of the voltage integration circuit is equal to or greater than the predetermined target value, and the output of the voltage integration circuit at the time of the second time value measured by the timer. Second determination circuit for determining whether or not is less than the predetermined target value, an abnormality detection circuit for detecting an abnormality of the impact sensor based on the output of the first or second determination circuit, and the abnormality detection circuit Is output an abnormality, the control operation changing circuit for changing the control operation from the first solenoid control circuit to the second solenoid control circuit is provided.

Further, in a third aspect of the invention, when the ice discharged from the opening of the ice discharge port of the ice making chamber is in a path through which the ice is discharged to the cup, the ice is installed at a position where the ice hits, and when the ice hits. An impact sensor for converting the intensity value of impact to each voltage level, a voltage integrator circuit for integrating the voltage level of the output of the impact sensor, and a target for which the output of the voltage integrator circuit is preset after exciting the solenoid. A first solenoid control circuit that deenergizes the solenoid when the value exceeds a value, and a second solenoid control that energizes the solenoid and deenergizes the solenoid when the excitation time reaches a predetermined time value A circuit, a timer that measures the time from the time when the excitation of the solenoid is started by the first or second solenoid control circuit, and a first time value measured by the timer. At a point, a first determination circuit that determines whether or not the output of the voltage integration circuit is equal to or greater than the predetermined target value, and a second time value measured by the timer, A second determination circuit for determining whether or not the output is less than the predetermined target value,
An abnormality detection circuit that detects an abnormality of the impact sensor based on the output of the first or second determination circuit, and controls the first solenoid control circuit to the second solenoid control circuit when the abnormality detection circuit outputs an abnormality. A control operation switching circuit for switching the operation, and for switching the control operation from the second solenoid control circuit to the first solenoid control circuit when the output of the abnormality detection circuit becomes normal during the control operation of the second solenoid control circuit. With.

[0008]

According to the first aspect of the present invention, when the shock sensor has some trouble and the output voltage of the shock sensor is abnormally high, the voltage integration is performed at the time when a predetermined time elapses from the time when the excitation is started by the solenoid control circuit. By determining whether or not the output of the circuit is equal to or greater than a predetermined target value, and if the impact sensor output is abnormally low due to some malfunction of the impact sensor, the solenoid is controlled by the solenoid control circuit. At the time when a predetermined time has elapsed from the time when the excitation was started, by determining whether or not the output of the voltage integration circuit is less than the predetermined target value, it is possible to detect an abnormality of the impact sensor and Give an alarm.

According to the second aspect of the invention, when the abnormality of the impact sensor is detected, the solenoid is de-energized when the time of excitation by the second solenoid control circuit reaches a predetermined time value, Even if the impact sensor is abnormal, the amount of ice discharged can be kept substantially constant. Furthermore the third
According to the invention, when the abnormality of the impact sensor is detected, the solenoid is de-energized when the time of excitation by the second solenoid control circuit reaches a predetermined time value, so that even if the abnormality of the impact sensor is detected. The first solenoid control using the impact sensor, which is the original control operation, when the output of the abnormality detection circuit becomes normal even during the control operation during this time, because the amount of ice discharge can be made approximately constant. By switching to the control by the circuit, it is possible to control the discharge amount of ice, which is suitable for the temporary malfunction of the impact sensor.

[0010]

DESCRIPTION OF THE PREFERRED EMBODIMENTS FIG. 1 is a schematic configuration diagram of an automatic vending machine showing an embodiment of the present invention. In FIG. 1, the beverage 1 selected by the customer is discharged into the cup 2 by operating the valve 1a, and at the same time, the solenoid 4 installed in the ice discharge port 3a of the ice making chamber 3 is excited by the control devices 5, 30, 40. As a result, the ice 7 discharged from the ice discharge port 3 a via the ice shooter 6 is discharged to the cup 2 while hitting the impact sensor 8. The discharge amount of the ice 7 at this time is obtained by integrating the output of the impact sensor 8 by the voltage integration circuit 11, and the integrated value is made by the CPU 12 by the ice 7.
When it is determined that the predetermined amount has been reached by comparing with the target value corresponding to the desired discharge amount, the solenoid 4 is de-energized to perform the control operation of closing the ice discharge port 3. The control device 5 includes timers 13 and 18 for detecting an abnormality of the impact sensor 8, a RAM 14 for storing data,
It is composed of a ROM 15 for storing a program, an input / output circuit 16, etc., and controls the entire vending machine including the control of the discharge amount of the ice 7 of the present invention.

FIG. 2 is a control block diagram of the vending machine showing the first embodiment of the present invention. In FIG. 2, the control device 5 is installed at a position where the ice 7 hits in the path through which the ice 7 discharged by the opening of the ice discharge port 3a of the ice making chamber 3 is discharged to the cup 2, and the ice 7 hits. The shock sensor 8 for converting the strength value of the shock at each time into each voltage level, the voltage integrating circuit 11 for integrating the voltage level of the output of the shock sensor 8, and the voltage integrating circuit 11 after exciting the solenoid 4.
Control circuit 21 that deenergizes the solenoid 4 when the output of the solenoid 4 reaches a target value corresponding to a predetermined discharge amount of the ice 7, and the solenoid control circuit 2 that controls the solenoid 4
The timer 13 that measures the time from the start of excitation by 1 and whether the integrated value that is the output of the voltage integration circuit 11 is equal to or more than the target value at the time of the first time value measured by the timer 13 A first determination circuit 22 for determining whether
At the time of the second time value measured by the timer 13, the second determination circuit 23 that determines whether the integrated value that is the output of the voltage integration circuit 11 is less than the target value, and the first determination circuit 22 or An abnormality detection circuit 24 that detects an abnormality of the impact sensor 8 based on the output of the second determination circuit 23 and an alarm circuit 25 that notifies that the abnormality detection circuit 24 has output an abnormality are provided.

FIG. 3 is a flow chart for explaining the control operation of FIG. In FIG. 3, the first time value (minimum time) that is the timer value of the first determination circuit 22 of the timer 13 and the second time value that is the timer value of the second determination circuit 23 according to the beverage selected by the customer ( (Maximum time) is set (step S101), the solenoid 4 is excited by the solenoid control circuit 21 (step S102), the timer 13 is turned on (step S103), and the value of the timer 13 reaches the minimum time. After waiting (step S104, branch N) and reaching (step S104, branch Y), the first judgment circuit 22 compares the integrated value with the target value (step S105), and if the target value is not less than the target value. (Step S105, branch Y), the abnormality detection circuit 24 determines that the impact sensor 8 is abnormal (Step S106), and activates the alarm circuit 25 (Step S107). To unexcited solenoid 4 by the solenoid control circuit 21 (step S108).

If the integrated value is less than the target value in step S105 (step S105, branch N), the integrated value is compared with the target value in the solenoid control circuit 21 (step S109), and is equal to or more than the target value. If so (step S109, branch Y), since the discharge amount of the ice 7 has reached the desired value, the solenoid 4 is de-energized by the solenoid control circuit 21 to close the ice discharge port 3a of the ice making chamber 3. (Step S108). If the integrated value is less than the target value in step S109 (step S109, branch N), it is determined whether the value of the timer 13 exceeds the maximum time (step S110), and the maximum time is exceeded. If yes (step S110, branch Y), the impact detection circuit 24 determines that the impact sensor 8 is abnormal (step S11).
1) Activate the alarm circuit 25 (step S11)
2) The solenoid control circuit 21 deenergizes the solenoid 4 (step S108).

If the value of the timer 13 is less than the maximum time in step S110 (step S110, branch N),
It returns to step S109. As described above, in the first embodiment, when the abnormality of the impact sensor 8 is detected, the alarm circuit 25
To inform you. FIG. 4 is a control block diagram of the vending machine showing the second embodiment of the present invention.

In FIG. 4, the control device 30 is installed in a position where the ice 7 hit by the ice 7 discharged from the opening of the ice discharge port 3a of the ice making chamber 3 is discharged to the cup 2. The impact sensor 8 for converting the intensity value of impact when hit by 7 into each voltage level, the voltage integration circuit 11 for integrating the voltage level of the output of the impact sensor 8, and the voltage integration circuit after exciting the solenoid 4. A first solenoid control circuit 26 for de-energizing the solenoid 4 when the integrated value, which is the output of 11, exceeds a target value corresponding to a predetermined desired discharge amount of the ice 7, and the solenoid 4 is energized and excited. The second solenoid control circuit 27, which deenergizes the solenoid 4 when the predetermined time reaches a predetermined time value, the first solenoid control circuit 26, or the second solenoid control circuit 27.
With the timer 18 that measures the time from the time when the excitation of the solenoid 4 is started by the, and the integrated value that is the output of the voltage integration circuit 11 is equal to or more than the target value at the time of the first time value measured by the timer 18. First determination circuit 22 for determining whether or not, and at the time of the second time value measured by the timer 18, it is determined whether or not the integrated value which is the output of the voltage integration circuit 11 is less than the target value. Second determination circuit 23
And an abnormality detection circuit 24 for detecting an abnormality of the impact sensor 8 based on the output of the first determination circuit 22 or the second determination circuit 23.
And a control operation changing circuit 28 that changes the control operation from the first solenoid control circuit 26 to the second solenoid control circuit 27 when the abnormality detection circuit 24 outputs an abnormality.

FIG. 5 is a flow chart for explaining the control operation of FIG. In FIG. 5, the first time value (minimum time) that is the timer value of the first determination circuit 22 of the timer 18 and the second time value that is the timer value of the second determination circuit 23 according to the beverage selected by the customer ( (Maximum time) and the timer value (average time) of the second solenoid control circuit 27 are set (step S201), the solenoid 4 is excited by the first solenoid control circuit 26 (step S202), and the timer 18
Is turned on (step S203).

Next, the abnormality detection circuit 24 checks whether or not the impact sensor 8 is abnormal during the previous control operation (step S204), and if it is abnormal (step S20).
4, branch Y), move to step S207, and if normal (step S204, branch N), wait until the value of the timer 18 reaches the minimum time (step S205, branch N), and if reached (step S205, branch N). Branch Y), the first judgment circuit 22 compares the integrated value with the target value (step S206), and if the target value or more (step S206, branch Y), the abnormality detection circuit 24 uses the impact sensor. 8 is determined to be abnormal, the control operation changing circuit 28 changes the control operation from the first solenoid control circuit 26 to the second solenoid control circuit (step S207), and the timer 1
Wait until the value of 8 reaches the average time (step S2
08, branch N), when reached (step S208, branch Y), the second solenoid control circuit 27 causes the solenoid 4
Is de-excited (step S209).

Next, if the integrated value is less than the target value in step S206 (step S206, branch N),
The first solenoid control circuit 26 compares the integrated value with the target value (step S210), and if it is equal to or more than the target value (step S210, branch Y), the discharge amount of the ice 7 reaches a desired value. Therefore, the solenoid 4 is de-energized by the solenoid control circuit 26 and the ice discharge port 3 of the ice making chamber 3 is deenergized.
a is closed (step S209).

Next, at step S210, if the integrated value is less than the target value (step S210, branch N),
It is determined whether or not the value of the timer 18 exceeds the maximum time (step S211), and if it exceeds the maximum time (step S211, branch Y), the abnormality detection circuit 24 determines that the impact sensor 8 is abnormal. Then, the control operation changing circuit 28 changes the control operation from the first solenoid control circuit 26 to the second solenoid control circuit 27 (step S21).
2), the solenoid 4 is de-energized (step S20)
9). If the value of the timer 18 is less than the maximum time in step S211 (step S211, branch N), the process returns to step S210.

As described above, in the second embodiment, when the impact sensor 8 is abnormal, the discharge amount of the ice 7 is controlled by the preset time. FIG. 6 is a control block diagram of an automatic vending machine showing a third embodiment of the present invention. In FIG.
The control device 40 is in the path through which the ice 7 discharged by the opening of the ice discharge port 3a of the ice making chamber 3 is discharged to the cup 2,
An impact sensor 8 which is installed at a position where the ice 7 hits, converts an impact strength value when the ice 7 hits into each voltage level, and a voltage integrating circuit 11 which integrates the voltage level of the output of the impact sensor 8, A first solenoid control circuit 26 for deenergizing the solenoid 4 when the output of the voltage integrating circuit 11 becomes equal to or more than a target value corresponding to a predetermined desired discharge amount of the ice 7 after exciting the solenoid 4; The second solenoid control circuit 27 for exciting the solenoid 4 and deactivating the solenoid 4 when the excitation time reaches a predetermined time value.
And a timer 18 for measuring the time from the time when the excitation of the solenoid 4 is started by the first solenoid control circuit 26 or the second solenoid control circuit 27, and the voltage integration at the time of the first time value measured by the timer 18. The first determination circuit 22 that determines whether or not the integrated value that is the output of the circuit 11 is equal to or greater than the predetermined target value, and the voltage integration circuit 11 that detects the second time value measured by the timer 18 A second determination circuit 23 that determines whether the integrated value that is the output is less than the predetermined target value, and a first determination circuit 22.
Alternatively, the abnormality detection circuit 24 for detecting an abnormality of the impact sensor 8 based on the output of the second determination circuit 23, and the control operation from the first solenoid control circuit 26 to the second solenoid control circuit 27 when the abnormality detection circuit 24 outputs an abnormality. And a control operation switching circuit 29 for switching the control operation from the second solenoid control circuit 27 to the first solenoid control circuit 26 when the output of the abnormality detection circuit 24 becomes normal during the control operation of the second solenoid control circuit 27. With.

FIG. 7 is a flow chart for explaining the control operation of FIG. In FIG. 7, the first time value (minimum time) that is the timer value of the first determination circuit 22 of the timer 18 and the second time value that is the timer value of the second determination circuit 23 according to the beverage selected by the customer ( (Maximum time) and the timer value (average time) of the second solenoid control circuit 27 are set (step S301), the solenoid 4 is excited by the first solenoid control circuit 26 (step S302), and the timer 18
Is turned on (step S303).

Next, waiting for the value of the timer 18 to reach the minimum time (step S304, branch N), and when it reaches (step S304, branch Y), the first determination circuit 22 causes the integrated value and the target value to be reached. And (step S30
5) If it is above the target value (step S30)
5, branch Y), the abnormality detection circuit 24 determines that the impact sensor 8 is abnormal, and the control operation switching circuit 29 switches the control operation from the first solenoid control circuit 26 to the second solenoid control circuit (step S306). Wait until the value of the timer 18 reaches the average time (step S307, branch N), and when it reaches (step S307, branch Y), the second
The solenoid 4 is de-energized by the solenoid control circuit 27 (step S308).

Next, if the integrated value is less than the target value in step S305 (step S305, branch N),
The first solenoid control circuit 26 compares the integrated value with the target value (step S309), and if the target value or more (step S309, branch Y), the discharge amount of ice 7 reaches a desired value. Therefore, the abnormality detection circuit 24 is reset, the control operation switching circuit causes the control operation of the first solenoid control circuit 26 (step S310), and the solenoid control circuit 26 deenergizes the solenoid 4 to cause the ice in the ice making chamber 3 to deactivate. The outlet 3a is closed (step S308).

Next, at step S309, if the integrated value is less than the target value (step S309, branch N),
Next, the abnormality detection circuit 24 checks whether or not the impact sensor 8 is abnormal during the previous control operation (step S31).
1), if abnormal (step S311, branch Y), move to step S314, and if normal (step S31)
1, branch N), it is determined whether the value of the timer 18 exceeds the maximum time (step S312), and if the maximum time is exceeded (step S312, branch Y), the abnormality detection circuit 24 causes an impact. When the sensor 8 is determined to be abnormal, the first solenoid control circuit 26 to the second solenoid control circuit 27
Then, the control operation switching circuit 29 switches the control operation (step S313), and the solenoid 4 is de-energized (step S308).

If the value of the timer 18 is less than the maximum time in step S312 (step S312, branch N),
It returns to step S309. If the impact sensor 8 is abnormal in step S311 (step S311, branch Y), the process moves to step S314, and the second solenoid control circuit checks whether the time value of the timer 18 is the average time or more. If (step S314, branch Y), the process proceeds to step S308, and if less (step S31
4, branch N), and proceeds to step S309.

As described above, in the third embodiment, when the impact sensor 8 becomes abnormal and the operation of the impact sensor 8 is confirmed to be normal while controlling the discharge amount of the ice 7 depending on time, the impact sensor 8 is detected. Return to control by 8. In the first, second, and third embodiments described above, the maximum time, the minimum time, and the average time are set according to the type of beverage and the size of the cup selected by the customer, and similarly, the target value is also set. It is set and stored in the control device.

[0027]

According to the present invention, when the impact sensor is abnormal, an alarm is issued, so that the abnormality can be notified to the outside. Also, when the impact sensor is abnormal,
By discharging the ice based on a predetermined time, it is possible to reliably provide the ice without stopping the sale.

Further, when the shock sensor is abnormal, even if the control is switched to the time-based control, and thereafter, when the operation of the shock sensor is confirmed to be normal, the control is restored to the shock sensor, so that more reliable control can be performed. By detecting the abnormality of the impact sensor as described above, it is possible to prevent the discomfort of the customer due to the variation of the ice discharge amount, so that it is possible to increase the sales opportunity of the vending machine product and expect to increase the sales. .

[Brief description of drawings]

FIG. 1 is a schematic configuration diagram of a vending machine showing an embodiment of the present invention.

FIG. 2 is a control block diagram of the vending machine showing the first embodiment of the present invention.

FIG. 3 is a flowchart showing the control operation of FIG.

FIG. 4 is a control block diagram of a vending machine showing a second embodiment of the present invention.

5 is a flowchart showing the control operation of FIG.

FIG. 6 is a control block diagram of a vending machine showing a third embodiment of the present invention.

7 is a flowchart showing the control operation of FIG.

[Explanation of symbols]

1 ... Beverage, 1a ... Valve, 2 ... Cup, 3 ... Ice making room, 3
a ... Opening part, 4 ... Solenoid, 5, 30, 40 ... Control device, 6 ... Ice shooter, 7 ... Ice, 8 ... Impact sensor, 11 ...
Voltage integrator circuit, 12 ... CPU, 13, 18, ... Timer, 1
4 ... RAM, 15 ... ROM, 16 ... Input / output circuit, 21 ...
Solenoid control circuit, 22 ... First determination circuit, 23 ... Second
Judgment circuit, 24 ... Abnormality detection circuit, 25 ... Alarm circuit, 26
... first solenoid control circuit, 27 ... second solenoid control circuit, 28 ... control operation changing circuit, 29 ... control operation switching circuit.

Claims (3)

[Claims] 1. An automatic vending machine for discharging ice and various beverages into a container (cup) for sale, wherein an ice discharge port of the ice making chamber is used to discharge the ice discharged to the cup from the ice making chamber. In a control device of a vending machine, which is opened by exciting a solenoid, and when the charging / discharging amount of ice reaches a desired amount, the solenoid is de-energized to close the ice discharge port. An impact sensor installed in the position where the ice is hit in the path where the ice discharged by the outlet opening is discharged into the cup, and a shock sensor that converts the strength of the shock when the ice hits into each voltage level, A voltage integrator circuit for integrating the voltage level of the output of the impact sensor, and a solenoid for deenergizing the solenoid when the output of the voltage integrator circuit exceeds a predetermined target value after exciting the solenoid. A control circuit, a timer for measuring the time from the time when the solenoid is started to be excited by the solenoid control circuit, and a first time value measured by the timer, at which the output of the voltage integrating circuit is predetermined. A first determination circuit for determining whether or not the value is equal to or more than a target value, and whether or not the output of the voltage integration circuit is less than the predetermined target value at a time point of a second time value measured by the timer. A second determination circuit that determines whether the impact sensor detects an abnormality in the impact sensor based on the output of the first or second determination circuit, and an alarm circuit that notifies that the abnormality detection circuit outputs an abnormality. A control device for a vending machine, which is characterized by that. 2. An automatic vending machine for discharging ice and various beverages into a container (cup) for sale, wherein an ice discharge port of the ice making chamber is used to discharge the ice discharged to the cup from the ice making chamber. In the control device of the vending machine, which is opened by exciting the solenoid, and when the discharge amount of ice reaches a desired amount, the solenoid is de-energized to close the ice discharge port. An impact sensor installed in the position where the ice is hit in the path where the ice discharged by the outlet opening is discharged into the cup, and a shock sensor that converts the strength of the shock when the ice hits into each voltage level, A voltage integration circuit for integrating the voltage level of the output of the shock sensor; and a first solenoid for exciting the solenoid and deenergizing the solenoid when the output of the voltage integration circuit exceeds a predetermined target value. An id control circuit, a second solenoid control circuit that energizes the solenoid and deenergizes the solenoid when the energized time reaches a predetermined time value, and the solenoid is controlled by the first or second solenoid control circuit. And a timer for measuring the time from the start of the excitation of, and whether or not the output of the voltage integrating circuit is equal to or more than the predetermined target value at the time of the first time value measured by the timer. And a second determination circuit that determines whether the output of the voltage integration circuit is less than the predetermined target value at the time of the second time value measured by the timer, An abnormality detection circuit that detects an abnormality of the impact sensor based on the output of the first or second determination circuit; and when the abnormality detection circuit outputs an abnormality, the first solenoid control circuit outputs the abnormality. A control device for a vending machine, comprising a second solenoid control circuit and a control operation changing circuit for changing a control operation. 3. An automatic vending machine for discharging ice and various beverages into a container (cup) for sale, wherein an ice discharge port of the ice making chamber is used to discharge the ice discharged to the cup from the ice making chamber. In a controller of an automatic vending machine, which is opened by exciting a solenoid, and when the discharge amount of ice reaches a desired amount, the solenoid is de-energized to close the ice discharge port. An impact sensor installed in the position where the ice is hit in the path where the ice discharged by the outlet opening is discharged into the cup, and a shock sensor that converts the strength of the shock when the ice hits into each voltage level, A voltage integration circuit for integrating the voltage level of the output of the shock sensor; and a first solenoid for exciting the solenoid and deenergizing the solenoid when the output of the voltage integration circuit exceeds a predetermined target value. An id control circuit, a second solenoid control circuit that energizes the solenoid and deenergizes the solenoid when the energized time reaches a predetermined time value, and the solenoid is controlled by the first or second solenoid control circuit. And a timer for measuring the time from the start of the excitation of, and whether or not the output of the voltage integrating circuit is equal to or more than the predetermined target value at the time of the first time value measured by the timer. And a second determination circuit that determines whether the output of the voltage integration circuit is less than the predetermined target value at the time of the second time value measured by the timer, An abnormality detection circuit that detects an abnormality of the impact sensor based on the output of the first or second determination circuit, and when the abnormality detection circuit outputs an abnormality, the abnormality detection circuit outputs the abnormality from the first solenoid control circuit. The control operation is switched to the second solenoid control circuit, and when the output of the abnormality detection circuit becomes normal during the control operation of the second solenoid control circuit, the second solenoid control circuit controls the first solenoid control circuit. A control device for a vending machine, comprising a control operation switching circuit for switching operations.