Control system of seed and nut roasting machine

Abstract

The utility model relates to the technical field of food processing equipment, in particular to a roasting machine control system, which comprises a power supply and a motor for driving a rotary drum of a roasting machine to rotate, an in-drum temperature sensor is arranged in the rotary center of the rotary drum, and the in-drum temperature sensor is electrically connected with a programmable controller. The signal input end of the programmable controller is electrically connected with a man-machine interaction module, and the signal output end of the programmable controller is connected with an electromagnetic heater and a motor. An in-roller temperature sensor is arranged in the roller to measure the temperature of the roller in real time, and the motor and the electromagnetic heater are automatically controlled in cooperation with a programmable controller.

Description

Technical Field

[0001] The utility model relates to the technical field of food processing equipment, in particular to a control system for a roasting machine. Background Art

[0002] Various nuts can be fried by a rice noodle roasting machine, which not only tastes good but also has high nutritional value. Fried chestnuts, peanuts, melon seeds, sesame seeds, walnuts and other fried foods are all our favorite fried foods. The use and control of existing rice noodle roasting machines are difficult. For example, the adding time, frying temperature and frying time will affect the taste and quality consistency of the fried foods. The operation of the rice noodle roasting machine depends on the user's operating experience to fry fried foods with stable quality and palatable taste, which brings difficulties to the promotion of the rice noodle roasting machine. Utility Model Content

[0003] The technical problem to be solved by the utility model is to provide a control system for a roasting machine, which aims at the above-mentioned technical deficiencies. A temperature sensor is arranged in the drum to measure the temperature of the drum in real time, and a programmable controller is used to realize automatic control of the motor and the electromagnetic heater, thereby solving the problem that the roasting machine is difficult to use and relies on operating experience.

[0004] In order to solve the above technical problems, the technical solution adopted by the utility model is: a control system for a roasting machine, including a power supply and a motor for driving the roasting machine drum to rotate, an internal drum temperature sensor is provided inside the rotation center of the drum, the internal drum temperature sensor is electrically connected to a programmable controller, the signal input end of the programmable controller is electrically connected to a human-computer interaction module, and the signal output end of the programmable controller is respectively connected to an electromagnetic heater and a motor.

[0005] To further optimize the technical solution, a feeding box is provided at one end of the drum, a feeding valve is provided at the bottom outlet of the feeding box, and the feeding valve is electrically connected to the signal output end of the programmable controller.

[0006] To further optimize the technical solution, an electromagnetic heater is arranged on one side of the drum, and the electromagnetic heater provides heat energy for the drum.

[0007] To further optimize the technical solution, a driving shaft is provided at the axis center of the end of the drum away from the feeding box, a through hole is provided at the axis center of the driving shaft, and the temperature sensor in the drum is penetrated through the through hole at one end close to the drum.

[0008] To further optimize the technical solution, a connecting pipe is passed through the through hole, the temperature sensor in the cylinder is fixed to one end of the connecting pipe, and the other end of the connecting pipe is fixed to the fixing seat.

[0009] To further optimize the technical solution, a sealing plug is provided at one end of the through hole adjacent to the fixing seat, and the connecting pipe is passed through the sealing plug and rotates in contact with the sealing plug.

[0010] To further optimize the technical solution, the temperature sensor in the barrel is fixed at one end of the through hole, the other end of the through hole is connected with a conductive slip ring, the shell of the conductive slip ring is fixed in the fixing seat, and the guide of the temperature sensor in the barrel is electrically connected to the programmable controller through the conductive slip ring.

[0011] To further optimize the technical solution, a timer is provided in the human-computer interaction module, and the timer is communicatively connected with the programmable controller.

[0012] To further optimize the technical solution, a shell is provided on the outside of the roasting machine, a fan is provided in the roasting machine, an air inlet of the fan is provided in the shell, and an air outlet of the fan is connected to a smoke exhaust device.

[0013] To further optimize the technical solution, the feed valve, motor, electromagnetic heater and fan are electrically connected to the signal output terminal of the programmable controller through a relay module.

[0014] Compared with the prior art, the utility model has the following advantages: 1. A temperature sensor in the drum is arranged inside the drum to measure the temperature of the drum in real time, and the programmable controller is cooperated to realize automatic control of the motor and the electromagnetic heater; 2. The temperature inside the drum is measured by the temperature sensor in the drum. When the preheating temperature is reached, the feed valve is controlled to automatically open for feeding. The feeding time can be standardized, and the frying temperature is easier to control; 3. Since the temperature sensor in the drum is directly fixed at one end of the through hole, the hot air in the drum can be prevented from overflowing through the through hole, thereby reducing heat transfer; 4. The frying process of the nut material can be controlled by time through the set timer, which is suitable for frying different nut materials. Combined with the temperature sensor in the drum, the frying process of the nut roasting machine can be controlled by the dual conditions of time and temperature, and the frying effect is better. BRIEF DESCRIPTION OF THE DRAWINGS

[0015] Figure 1 This is a schematic diagram of the external structure of a peanut roasting machine control system;

[0016] Figure 2 This is a schematic diagram of the internal structure of a peanut roasting machine control system;

[0017] Figure 3 This is an electrical schematic diagram of a peanut roasting machine control system;

[0018] Figure 4 It is a schematic diagram of the connection pipe of the first embodiment of a control system for a roasted peanut machine;

[0019] Figure 5 This is a schematic diagram of the connecting pipe of a second embodiment of a peanut roasting machine control system.

[0020] In the figure: 1. power supply; 10. housing; 101. feeding box; 102. feeding valve; 2. motor; 3. drum; 31. temperature sensor in drum; 32. drive shaft; 320. through hole; 33. connecting pipe; 34. fixing seat; 35. sealing plug; 4. programmable controller; 5. human-computer interaction module; 51. timer; 6. electromagnetic heater; 7. conductive slip ring; 8. fan. DETAILED DESCRIPTION

[0021] In order to make the purpose, technical solution and advantages of the utility model clearer, the utility model is further described in detail below in conjunction with the reference drawings of specific embodiments. It should be understood that these descriptions are only exemplary and are not intended to limit the scope of the utility model. In addition, in the following description, the description of well-known structures and technologies is omitted to avoid unnecessary confusion of the concept of the utility model. Embodiment 1

[0022] Combination Figures 1 to 4 As shown, a control system for a roasting machine includes a power supply 1, a programmable controller 4 and a motor 2 for driving the drum 3 of the roasting machine to rotate. A shell 10 is provided on the outside of the roasting machine, and the drum 3 is placed horizontally in the shell 10. A feeding box 101 is provided at one end of the drum 3, and a feed valve 102 is provided at the bottom outlet of the feeding box 101. The feed valve 102 is electrically connected to the signal output end of the programmable controller 4. The signal output end of the programmable controller 4 is respectively connected to an electromagnetic heater 6 and a motor 2. The electromagnetic heater 6 is arranged on one side of the drum 3, and the electromagnetic heater 6 provides controllable heat energy for the drum 3. A drive shaft 32 is provided at the axis of one end of the drum 3 away from the feeding box 101, and the drive shaft 32 is connected to the motor 2 in the form of a chain drive.

[0023] An internal temperature sensor 31 is provided inside the rotation center of the drum 3. The internal temperature sensor 31 is electrically connected to a programmable controller 4. The signal input end of the programmable controller 4 is electrically connected to a human-machine interaction module 5. A through hole 320 is provided at the axis of the driving shaft 32. The internal temperature sensor 31 is penetrated at one end of the through hole 320 close to the drum 3. A connecting pipe 33 is penetrated in the through hole 320. The internal temperature sensor 31 is fixed at one end of the connecting pipe 33. The other end of the connecting pipe 33 is fixed in a fixing seat 34. The fixing seat 34 is installed at the tail of the roasting machine frame. A sealing plug 35 is provided at one end of the through hole 320 adjacent to the fixing seat 34. The connecting pipe 33 is penetrated in the sealing plug 35 and rotates in contact with the sealing plug 35.

[0024] The roasting machine is provided with a fan 8, the air inlet of the fan 8 is arranged in the housing 10, and the air outlet of the fan 8 is connected to a smoke exhaust device. The feed valve 102, the motor 2, the electromagnetic heater 6 and the fan 8 are electrically connected to the signal output terminal of the programmable controller 4 through a relay module.

[0025] When in use, the material to be fried is first placed in the feeding box 101, and the programmable controller 4 controls the motor 2 to start, and the motor 2 drives the drum 3 to rotate. At this time, the electromagnetic heater 6 is turned on to preheat the drum 3, and the temperature inside the drum 3 is measured by the temperature sensor 31 inside the drum. When the preheating temperature is reached, the feed valve 102 is controlled to open, and the material is added to the drum 3 and fried. During the frying process, the internal temperature is detected in real time by the set internal temperature sensor 31, and fed back to the programmable controller 4. When the internal temperature reaches the upper limit of the set threshold, the electromagnetic heater 6 is stopped from heating until it reaches the safe temperature and then heated again. After the set number of repeated heating is reached, the frying is completed. At this time, the motor 2 is controlled to reverse, and the fried food in the drum 3 is discharged, and the frying is completed. The smoke generated during the frying process or the discharging process is discharged through the fan 8. Embodiment 2

[0026] Combination Figure 3 and Figure 5 As shown, a control system for a roasting machine is different from the first embodiment in that the temperature sensor 31 in the barrel is fixed at one end of the through hole 320, the other end of the through hole 320 is connected with a conductive slip ring 7, the shell of the conductive slip ring 7 is fixed in the fixing seat 34, and the guide of the temperature sensor 31 in the barrel is electrically connected to the programmable controller 4 through the conductive slip ring 7.

[0027] The human-computer interaction module 5 is provided with a timer 51, which is connected to the programmable controller 4 for communication. Figure 3 and Figure 5 As shown, the temperature sensor 31 in the drum rotates together with the drum 3 .

[0028] When in use, the temperature sensor 31 in the drum is directly fixed at one end of the through hole 320, so that the hot air in the drum 3 can be prevented from overflowing through the through hole 320, thereby reducing heat transfer. The timer 51 is set to control the frying process of the nut material by time, which is suitable for frying different nut materials. In combination with the temperature sensor 31 in the drum, the frying process of the nut roasting machine can be controlled by the dual conditions of time and temperature, and the frying effect is better.

[0029] The control method of the present invention is automatic control through a controller. The control circuit of the controller can be realized by simple programming by technicians in this field, which belongs to the common knowledge in this field. Therefore, the present invention will not explain the control method and circuit connection in detail.

[0030] Obviously, the described embodiments are only some embodiments of the utility model, not all embodiments. Based on the embodiments of the utility model, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the utility model.

Claims

1. A control system for a roasting machine, comprising a power supply (1) and a motor (2) for driving a drum (3) of the roasting machine to rotate, characterized in that: An internal drum temperature sensor (31) is provided inside the rotation center of the drum (3); the internal drum temperature sensor (31) is electrically connected to a programmable controller (4); a signal input end of the programmable controller (4) is electrically connected to a human-machine interaction module (5); and a signal output end of the programmable controller (4) is respectively connected to an electromagnetic heater (6) and the motor (2).

2. A peanut roasting machine control system according to claim 1, characterized in that: A feeding box (101) is provided at one end of the drum (3), a feeding valve (102) is provided at the bottom outlet of the feeding box (101), and the feeding valve (102) is electrically connected to the signal output end of the programmable controller (4).

3. A peanut roasting machine control system according to claim 1, characterized in that: The electromagnetic heater (6) is arranged on one side of the drum (3), and the electromagnetic heater (6) provides thermal energy for the drum (3).

4. A peanut roasting machine control system according to claim 2, characterized in that: A driving shaft (32) is provided at the axis center of one end of the roller (3) away from the feeding box (101), a through hole (320) is provided at the axis center of the driving shaft (32), and the in-drum temperature sensor (31) is penetrated through the through hole (320) at one end close to the roller (3).

5. A peanut roasting machine control system according to claim 4, characterized in that: A connecting pipe (33) is passed through the through hole (320), the in-drum temperature sensor (31) is fixed to one end of the connecting pipe (33), and the other end of the connecting pipe (33) is fixed to a fixing seat (34).

6. A peanut roasting machine control system according to claim 5, characterized in that: A sealing plug (35) is provided at one end of the through hole (320) adjacent to the fixing seat (34), and the connecting pipe (33) is inserted into the sealing plug (35) and is in rotational contact with the sealing plug (35).

7. A peanut roasting machine control system according to claim 4, characterized in that: The in-barrel temperature sensor (31) is fixed at one end of the through hole (320), and the other end of the through hole (320) is connected to a conductive slip ring (7), the shell of the conductive slip ring (7) is fixed in a fixing seat (34), and the guide of the in-barrel temperature sensor (31) is electrically connected to the programmable controller (4) through the conductive slip ring (7).

8. A peanut roasting machine control system according to any one of claims 1 to 7, characterized in that: The human-machine interaction module (5) is provided with a timer (51), and the timer (51) is communicatively connected with the programmable controller (4).

9. A peanut roasting machine control system according to any one of claims 4 to 7, characterized in that: The roasting machine is provided with a shell (10) on the outside, and a fan (8) is provided in the roasting machine. The air inlet of the fan (8) is arranged in the shell (10), and the air outlet of the fan (8) is connected to a smoke exhaust device.

10. A peanut roasting machine control system according to claim 9, characterized in that: The feed valve (102), the motor (2), the electromagnetic heater (6) and the fan (8) are electrically connected to the signal output end of the programmable controller (4) via a relay module.

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