Hot air temperature control experimental device suitable for tobacco primary processing teaching and skill identification

Abstract

The utility model relates to a hot air temperature control experimental device suitable for tobacco primary processing teaching and skill identification, which comprises a roller simulator, the roller simulator is connected in an air return pipeline, the air return pipeline is provided with a heating module, a temperature sensor, a pipeline opening positioner and a hot air circulating fan, and the roller simulator is provided with a moisture removal pipeline and a cooling pipeline; the hot air circulating fan drives air to sequentially pass through the roller simulator, the heating module and the air return pipeline and then return to an inlet of the hot air circulating fan to achieve circulation. The roller simulator is used for simulating the working principle of mainstream processing equipment such as a loosening and dampening machine, a charging machine and a cut-tobacco dryer in a cut-tobacco production line of a cigarette factory, and the basic working process of actual production equipment can be simulated with a structure as simple as possible in combination with the arrangement mode of a moisture removal pipeline and a cooling pipeline required in the production period; hot air temperature control of roller type equipment in each production stage can be simulated, and skill identification and teaching tasks in the cut tobacco making direction are met.

Description

TECHNICAL FIELD

[0001] The utility model relates to skill training technical field, concretely is hot -blast temperature control experimental device suitable for tobacco silk teaching and skill identification. BACKGROUND

[0002] The statements in this part only provide background technical information related to the utility model and do not necessarily constitute prior art.

[0003] Hot -blast temperature control is involved in loose rehydrator, feeder and cut tobacco machine and other main processing equipment of silk production line of cigarette factory, and through the steady control of hot -blast temperature in the process index range, the processing process condition control of tobacco, cut tobacco and other processing materials is realized.

[0004] At present, the skill identification and teaching task of hot -blast temperature control technology for tobacco industry silk direction are mainly carried out on the processing equipment of factory, and are limited and restricted by equipment state, production plan and equipment energy supply in the implementation process, and the processing equipment of factory is designed to meet the actual production task, and compared with the needs of teaching and skill identification, the structure, principle, operation and other aspects are too complex, so that the effect of tobacco silk teaching and skill identification is not ideal. UTILITY MODEL CONTENT

[0005] In order to solve the technical problems existing in the background art, the utility model provides hot -blast temperature control experimental device suitable for tobacco silk teaching and skill identification, realizes the accurate simulation control of hot -blast temperature of drum type equipment, can effectively imitate drum type silk making equipment, controls the hot -blast temperature in each production stage, and can realize the information interaction of various equipment state parameters and control parameters. PID control, PA network equipment, 4-20MA signal equipment, frequency converter motor control can be realized, a plurality of electrical faults can be set, and the skill identification and teaching task of electrical professional in the direction of silk making can be met.

[0006] In order to realize the above purpose, the utility model adopts the following technical scheme:

[0007] The utility model provides hot -blast temperature control experimental device suitable for tobacco silk teaching and skill identification, including experimental equipment platform and industrial control platform,

[0008] The hot -blast temperature control equipment simulation device is arranged on the experimental equipment platform, including drum simulator, the drum simulator is connected in the return air duct, the return air duct is equipped with heating module, temperature sensor, pipe opening degree positioner and hot -blast circulating fan, the drum simulator is equipped with moisture removal pipeline and cooling pipeline, the hot -blast circulating fan drives air to pass through drum simulator, heating module and return air duct in turn, and then returns to the inlet of hot -blast circulating fan to realize circulation.

[0009] Further, the moisture exhaust pipe is arranged on the top of the drum simulator.

[0010] Further, the moisture exhaust pipe is arranged on the top of the drum simulator.

[0011] Further, the cooling pipe is arranged on the bottom of the drum simulator.

[0012] Further, the cooling pipe is arranged on the bottom of the drum simulator.

[0013] Further, the experimental equipment platform is further provided with a PLC module, a wiring module, a man-machine interaction module and a frequency converter.

[0014] Further, the heating module, the temperature sensor, the pipe opening positioner and the hot air circulating fan are connected with the PLC module and the frequency converter through the wiring module.

[0015] Further, the wiring module is provided with a wiring terminal row, a PA network cable terminal box with a terminal resistor and a PN network switch.

[0016] Further, the wiring terminal row is provided with a 380VAC power supply adopting a three-phase five-wire system, a 220VAC power supply, a 24VDC power supply, a zero line, a PE line and a 4-20MA signal cable.

[0017] Further, the industrial control platform is provided with a computer connected with the PLC module and the man-machine interaction module.

[0018] Compared with the prior art, the above one or more technical solutions have the following beneficial effects:

[0019] The main processing equipment such as the loose rehydrator, the feeder and the cut tobacco dryer of the cut tobacco production line of the cigarette factory involves the drum structure, the working principle of the equipment is simulated by using the drum simulator, and then the arrangement mode of the moisture exhaust pipe and the cooling pipe required during production is combined, so that the basic working process of the actual production equipment can be simulated with the simplest structure, the hot air temperature simulation control of the drum equipment is realized, the hot air temperature control of the drum equipment at each production stage can be effectively simulated, the information interaction of the state parameters and the control parameters of various equipment can be realized, and the skill identification and the teaching task in the cut tobacco direction are met. BRIEF DESCRIPTION OF DRAWINGS

[0020] The drawings constituting a part of the specification of the present utility model are used to provide further understanding of the present utility model, and the illustrative embodiments of the present utility model and the explanation thereof are used to explain the present utility model, and do not constitute improper limitation on the present utility model.

[0021] Figure 1 is a schematic view of the hot air temperature control experimental device suitable for tobacco cut tobacco teaching and skill identification provided by the present utility model;

[0022] Figure 2 is a schematic structural view of the hot air temperature control equipment simulation device provided by the utility model.

[0023] Figure 1 In the middle: 1 industrial control platform, 2 experimental equipment platform, 3 hot air temperature control equipment simulation device, 4 PLC module, 5 wiring module, 6 HMI module, 7 frequency converter;

[0024] Figure 2 In the middle: 31 roller simulator, 32 moisture removal pipeline, 33 moisture removal pipeline valve, 34 heating module, 35 temperature sensor, 36 return air pipeline, 37 pipeline opening positioner, 38 hot air circulating fan, 39 cooling fan, 310 cooling pipeline valve. DETAILED DESCRIPTION

[0025] The utility model will be further described below in combination with the drawings and examples.

[0026] It should be noted that the following detailed description is exemplary and is intended to provide further description of the utility model. Unless otherwise specified, all technical and scientific terms used herein have the same meaning as generally understood by those skilled in the art to which the utility model belongs.

[0027] It should be noted that the terms used herein are only for the description of the specific embodiments and are not intended to limit the exemplary embodiments according to the utility model. As used herein, unless the context clearly indicates otherwise, the singular form is also intended to include the plural form, and in addition, it should be understood that when the terms "comprise" and / or "include" are used in the specification, there is a feature, step, operation, device, component and / or their combination.

[0028] The hot air temperature control experiment device suitable for tobacco primary teaching and skill identification in the embodiment includes three parts of experimental equipment platform, industrial control platform and mounting frame, wherein the experimental equipment platform includes wiring module, programmable logic controller (PLC) control module, human-computer interaction device module (HMI) and hot air temperature control equipment simulation device module, the industrial control platform part is provided with a computer with Siemens S1500 series programming function and its accessories, and the mounting frame part includes the equipment mounting frame of the experimental equipment platform and the industrial control platform.

[0029] As shown in Figure 1 The hot air temperature control experiment device suitable for tobacco primary teaching and skill identification includes industrial control platform 1 and experimental equipment platform 2

[0030] The experimental equipment platform 2 includes hot air temperature control equipment simulation device 3, PLC (programmable logic controller) module 4, wiring module 5, HMI (human-computer interaction device) module 6 and frequency converter 7.

[0031] The wiring module 5 comprises a wiring terminal row, a PA network cable terminal box with terminal resistance, and a PN network switch. The wiring terminal row has the access capability of cables such as 380VAC power supply with three-phase five-wire system, 220VAC power supply, 24VDC power supply, zero line, PE line, and 4-20MA signal.

[0032] The PLC module 4 has an ET200sp substation with CPU function and Profinet communication function, an input / output module with 8DI, 8DO, 4AI, 4AO, etc. signal input / output capability, wherein the AI module adopts two-wire system, and an IP20 protection grade frequency converter 7 with Profinet communication function.

[0033] The human-computer interaction device module (HMI) 6 comprises an industrial control display and a matching INTOUCH software.

[0034] The industrial control platform 1 comprises a computer with Siemens S1500 series programming function and its accessories.

[0035] As shown in Figure 2 The hot air temperature control equipment simulation device comprises a drum simulator 31 connected in a return air duct 36, the return air duct 36 is provided with a heating module 34, a temperature sensor 35, a duct opening positioner 37, and a hot air circulating fan 38, the drum simulator 31 is provided with a moisture removal duct 32 and a cooling duct, the moisture removal duct 32 is provided with a moisture removal duct valve 33, and the cooling duct is provided with a cooling fan 39 and a cooling duct valve 310.

[0036] The drum simulator 31 comprises a cylinder and end covers connected at both ends of the cylinder, the end covers are movably connected to corresponding ducts through rotary joints, the end covers at both ends of the cylinder are movably connected to an intermediate duct through rotary joints, the intermediate duct is movably connected to the return air duct 36, and the intermediate duct is also connected to the moisture removal duct 32 and the cooling duct, so that the moisture removal duct is located at the top of the drum simulator. A power module is arranged outside the cylinder, which can be a driving wheel driven by a motor, for driving the cylinder to rotate. The drum simulator 31 is used for simulating the working principle of the rotary equipment during tobacco production, and is simplified in structure, and is suitable for teaching and skill identification.

[0037] The heating module 34 can be an electric heating wire, which is used for generating heat by controlling the heating capacity through voltage change. The hot air circulating fan 38 generates power for the air in the return air duct 36, drives the air to pass through the drum simulator 31, the heating module 34, and the return air duct 36 in turn, and then returns to the inlet of the hot air circulating fan 38 to realize circulation.

[0038] The moisture exhaust duct 32 is arranged on the top of the drum simulator 31, and the moisture exhaust air during the circulation is exhausted by opening the moisture exhaust duct valve 33.

[0039] The cooling duct is arranged on the bottom of the drum simulator 31, and the external air is introduced into the drum simulator 31 by the operation of the cooling fan 39 and the opening of the cooling duct valve 310, so as to cool the drum simulator 31.

[0040] The duct opening positioner 37 communicates by using the Profibus_PA protocol, and is used for changing the sectional area of the return air duct, so as to adjust the air flow between the return air duct 36 and the drum simulator 31.

[0041] The temperature sensor communicates by using the 4-20MA signal.

[0042] The main stream processing equipment such as the loose moisture recovery machine, the feeder and the cut tobacco dryer of the cut tobacco production line of the cigarette factory all involve the drum structure, the working principle of the equipment is simulated by using the drum simulator, the arrangement mode of the moisture exhaust duct and the cooling duct commonly used during the production is combined, the basic working process of the actual production equipment can be simulated by using the simplest structure, the accurate hot air temperature simulation control of the drum type equipment is realized, the hot air temperature control of the drum type equipment in each production stage can be effectively simulated, and the information interaction of the state parameters and the control parameters of various equipment can be realized.

[0043] The above only describes the preferred embodiments of the utility model, and is not used for limiting the utility model, for the person skilled in the art, the utility model can have various changes and changes. Any modification, equivalent replacement, improvement, etc. made within the spirit and principle of the utility model shall be included in the protection scope of the utility model.

Claims

1. A hot air temperature control experimental device suitable for tobacco primary processing teaching and skill identification, characterized in that, The experimental equipment platform and the industrial control platform are included; the hot air temperature control equipment simulation device is arranged on the experimental equipment platform, the hot air temperature control equipment simulation device includes a drum simulator, the drum simulator is connected in the return air pipeline, the return air pipeline is provided with a heating module, a temperature sensor, a pipeline opening degree positioner and a hot air circulating fan, the drum simulator is provided with a moisture removal pipeline and a cooling pipeline; the hot air circulating fan drives air to pass through the drum simulator, the heating module and the return air pipeline in turn, and then returns to the inlet of the hot air circulating fan to realize circulation.

2. The hot-air temperature control experimental device suitable for tobacco primary processing teaching and skill identification according to claim 1, wherein, The moisture removal pipeline is arranged at the top of the drum simulator.

3. The hot-air temperature control experimental device suitable for tobacco primary processing teaching and skill identification according to claim 2, characterized in that, The moisture removal pipeline is provided with a moisture removal pipeline valve.

4. The hot-air temperature control experimental device for tobacco primary processing teaching and skill identification according to claim 1, wherein, The cooling pipeline is arranged at the bottom of the drum simulator.

5. The hot-air temperature control experimental device suitable for tobacco primary processing teaching and skill identification according to claim 4, characterized in that, The cooling pipeline is provided with a cooling fan and a cooling pipeline valve.

6. The hot-air temperature control experimental device suitable for tobacco primary processing teaching and skill identification according to claim 1, wherein, The experimental equipment platform is further provided with a PLC module, a wiring module, a man-machine interaction module and a frequency converter.

7. The hot-air temperature control experimental device suitable for tobacco primary processing teaching and skill identification according to claim 1, wherein, The heating module, the temperature sensor, the pipeline opening degree positioner and the hot air circulating fan are connected with the PLC module and the frequency converter through the wiring module.

8. The hot-air temperature control experimental device suitable for tobacco primary processing teaching and skill identification according to claim 6, characterized in that, The wiring module has a wiring terminal row, a PA net line junction box with a terminal resistor and a PN network switch.

9. The hot-air temperature control experimental device suitable for tobacco primary processing teaching and skill identification according to claim 8, characterized in that, The wiring terminal row has a 380VAC power supply with three-phase five-wire system, a 220VAC power supply, a 24VDC power supply, a zero line, a PE line and a 4-20MA signal cable.

10. The hot-air temperature control experimental apparatus for tobacco primary processing education and skill identification according to claim 1, wherein The industrial control platform is provided with a computer connected with the PLC module and the man-machine interaction module.

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