CN103009422A - Control system of roller needle type mulch punching machine - Google Patents

Control system of roller needle type mulch punching machine Download PDF

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Publication number
CN103009422A
CN103009422A CN2012103790027A CN201210379002A CN103009422A CN 103009422 A CN103009422 A CN 103009422A CN 2012103790027 A CN2012103790027 A CN 2012103790027A CN 201210379002 A CN201210379002 A CN 201210379002A CN 103009422 A CN103009422 A CN 103009422A
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CN
China
Prior art keywords
module
roller
control
control module
inverter
Prior art date
Application number
CN2012103790027A
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Chinese (zh)
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CN103009422B (en
Inventor
王亮申
刘其福
李刚
高鹏
李元元
Original Assignee
鲁东大学
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Application filed by 鲁东大学 filed Critical 鲁东大学
Priority to CN201210379002.7A priority Critical patent/CN103009422B/en
Publication of CN103009422A publication Critical patent/CN103009422A/en
Application granted granted Critical
Publication of CN103009422B publication Critical patent/CN103009422B/en

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Abstract

The invention discloses a control system of a roller needle type mulch punching machine. The control system consists of a control module, a speed setting module, a speed measuring module, a control signal module, a felt roller control module, a needle roller inverter control module and a winding roller inverter control module. At first, the linear speed of mulch is set by the speed setting module for punching, and then punching startup signals are sent by the control signal module. Data of the current linear speed are collected by the control module of the punching machine through the speed measuring module, the current diameter of a winding roller is calculated, the output frequency of an inverter is calculated according to the diameter of the winding roller and the diameter of a needle roller, the calculated output frequency of the inverter is transmitted to the needle roller inverter control module and the winding roller inverter control module, and the working frequency of the inverter is updated promptly. After the working frequency of the needle roller inverter and the winding roller inverter is updated, the actual linear speed is synchronized with the set linear speed, a felt roller is controlled by the felt roller control module to be lifted, and punching can be started.

Description

Needle-type film punching machine control system

Technical field

The present invention relates to a kind of film punching machine control system, belong to agricultural mechanical field.

Background technology

In order to improve the quality and yield of fruit, orchard workers have the mulch film of reflecting effect in fruit tree lower berth setting tool, utilize mulch film that the reflection of sunlight is guaranteed that the lower part of a tree fruit also can be subject to the irradiation of sunlight towards the ground side.But, after being paved with mulch film under the tree, three problems can appear, and the one, the tree root gas permeability is bad; The 2nd, reach the rear rainwater that rains during raining and can not in time be penetrated into underground; The 3rd, rainwater diminishes the evil effect to mulch film.In order to address this problem, just need to get size and the rational aperture of spacing at mulch film.Traditional hole-ground film mode is manual punching, and the hole size of being up to differs, and irregular arrangement can affect like this lighting effect of mulch film, and perforating efficiency is low.Therefore, be necessary to develop and can improve perforating efficiency, do not affect again the hole-ground film equipment of ventilative and reflecting effect, control system is its key components.Control system is processed the continuous problem of bringing that changes of the radius of gyration in the winding up roller rotation process in order to coordinate winding up roller, porcupine roller and felt roll organically.

Summary of the invention

The technical problem to be solved in the present invention is, meets the requirements, is evenly distributed in order to guarantee the aperture of getting the hole on the mulch film, and perforating efficiency is high, needs control puncher winding up roller rotating speed, porcupine roller rotating speed, guarantees that the linear velocity of mulch film is consistent with the linear velocity at porcupine roller needle point place.On the lifting opportunity of control felt roll, when guaranteeing that linear velocity at the linear velocity of mulch film and porcupine roller needle point place is consistent, felt roll could rise.

Needle-type film punching machine control system arranges module, speed measurement module, control signal module, felt roll control module, porcupine roller frequency transformer control module and winding up roller frequency transformer control module by puncher control module, speed and forms.

At first Negotiation speed arranges the linear velocity that module arranges mulch film when punching when the work beginning, then utilizes the control signal module to send and starts the punching signal.After the puncher control module receives enabling signal, start frequency converter and motor with default frequency, at this moment the actual linear velocity of mulch film does not also have and the linear velocity set reaches synchronous.After motor rotated, puncher control module Negotiation speed measurement module collected current linear velocity data, and utilized current linear velocity data to calculate the current diameter of winding up roller, calculated the output frequency of frequency converter according to winding up roller diameter and porcupine roller diameter.The puncher control module is transferred to porcupine roller frequency transformer control module and winding up roller frequency transformer control module with the frequency converter output frequency that calculates, and the operating frequency of two frequency converters that upgrade in time.After porcupine roller frequency converter and winding up roller frequency converter operating frequency obtained upgrading, actual linear velocity and linear velocity is set reaches synchronously rose felt roll, begins to punch.After the puncher control module receives stop signal, fall first felt roll, then stop the work of frequency converter and motor.

A kind of preferably embodiment of present technique solution is that the needle-type film punching machine control system of this structure can either be protected the aperture of getting the hole on the mulch film and be met the requirements, is evenly distributed, and can guarantee that again perforating efficiency is high.

Description of drawings:

Fig. 1---needle-type film punching machine control system schematic flow sheet

Fig. 2---winding up roller, porcupine roller electromotor control circuit schematic diagram

Fig. 3---tachometric survey control circuit schematic diagram

Fig. 4---felt roll control circuit schematic diagram

The specific embodiment

Provide embodiments of the invention below in conjunction with accompanying drawing, be used for further specifying technical solution.

Found out that by Fig. 1 needle-type film punching machine control system arranges module, speed measurement module, control signal module, felt roll control module, porcupine roller frequency transformer control module and winding up roller frequency transformer control module etc. by control module, speed and forms.

Needle-type film punching machine control system operation principle is: at first Negotiation speed arranges the linear velocity that module arranges mulch film when punching when the work beginning, then utilizes the control signal module to send and starts the punching signal.After the puncher control module receives enabling signal, start frequency converter and motor with default frequency.When motor had just started, actual linear velocity did not also have and the linear velocity set reaches synchronous.After motor rotated, puncher control module Negotiation speed measurement module collected current linear velocity data, and utilized current linear velocity data to calculate the current diameter of winding up roller, calculated the output frequency of frequency converter according to winding up roller diameter and porcupine roller diameter.The puncher control module is transferred to porcupine roller frequency transformer control module and winding up roller frequency transformer control module with the frequency converter output frequency that calculates, and the operating frequency of two frequency converters that upgrade in time.After porcupine roller frequency converter and winding up roller frequency converter operating frequency obtained upgrading, actual linear velocity and linear velocity is set reaches synchronously rose felt roll, begins to punch.After the puncher control module receives stop signal, fall first felt roll, then stop the work of frequency converter and motor.

Fig. 2 is the partial circuit of winding up roller and porcupine roller frequency transformer control module, wherein QF0 is master switch, KM1 and KM2 are respectively the contactor in winding up roller motor and the porcupine roller electromotor control circuit, and MI1 and DCM are frequency converter on off control outside terminal, and the switch between the two is controlled by the PLC output signal.When master switch QF0 is closed, winding up roller frequency converter, porcupine roller frequency converter and the PLC operation of all switching on, the original frequency of two frequency converters is by the external communication setting, and start and stop are controlled by the frequency converter outside terminal.After PLC powers on, can transmit a default frequency at first for two frequency converters.When the needs actuating motor, input one to PLC and start control signal, after PLC receives and starts control signal, the outside terminal switch of closed corresponding frequency converter, actuating motor.When puncher was in the punching pattern, PLC compared and measured the mulch film linear velocity that obtains and linear velocity is set, and dynamically trimmed the operating frequency value of two frequency converters according to measurement result, and by communication the corresponding frequencies value was transferred to corresponding frequency converter.When needs stop motor, input a stop control signal to PLC, after PLC receives stop control signal, disconnect the outside terminal switch of corresponding frequency converter, stop motor.

Fig. 3 is tachometric survey and the partial circuit that module is set, and wherein Switching Power Supply is the power supply to two speed probe power supplies.After master switch QF0 closure, PLC works on power, two speed probe energisings, when corresponding measured axle rotates, sensor sends pulse signal to PLC, the quantity of the pulse signal that the PLC basis is received and corresponding time are calculated the rotating speed of measured axle, then in conjunction with the diameter of measured axle, calculate the linear velocity of mulch film.

Fig. 4 is the partial circuit of felt roll control module.After PLC received the control signal of felt roll rise, output signal made switch closure, and felt roll rises.

Claims (3)

1. needle-type film punching machine control system machine, by puncher control module, speed module, speed measurement module, control signal module, felt roll control module, porcupine roller frequency transformer control module and winding up roller frequency transformer control module being set forms, it is characterized in that the puncher control module arranges module, speed measurement module, control signal module, felt roll control module, porcupine roller frequency transformer control module and winding up roller frequency transformer control module with speed and is connected.
2. needle-type film punching machine control system according to claim 1 is characterized in that speed arranges module by Switching Power Supply, the winding up roller frequency converter, and the porcupine roller frequency converter, contactor KM1 and KM2 form.
3. needle-type film punching machine control system according to claim 1 is characterized in that, speed measurement module is by Switching Power Supply, and speed probe forms.
CN201210379002.7A 2012-10-09 2012-10-09 Needle-type film punching machine control system CN103009422B (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201210379002.7A CN103009422B (en) 2012-10-09 2012-10-09 Needle-type film punching machine control system

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN201210379002.7A CN103009422B (en) 2012-10-09 2012-10-09 Needle-type film punching machine control system

Publications (2)

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CN103009422A true CN103009422A (en) 2013-04-03
CN103009422B CN103009422B (en) 2015-11-18

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Application Number Title Priority Date Filing Date
CN201210379002.7A CN103009422B (en) 2012-10-09 2012-10-09 Needle-type film punching machine control system

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Citations (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR100222025B1 (en) * 1990-06-26 1999-10-01 우에다 미치오 Film feeding apparatus
US20020066344A1 (en) * 1999-12-16 2002-06-06 Ewing Harold A. Film hole punching system, method and article of manufacture
CN201659598U (en) * 2010-01-27 2010-12-01 郑州金博塑业有限公司 Needle roller and ground film perforating device using the same
CN201900669U (en) * 2010-10-21 2011-07-20 北京瀛洲润樟科技发展有限公司 Servo follow-up punching device
JP2011161617A (en) * 2010-02-15 2011-08-25 Isel Co Ltd Punching device
CN102700764A (en) * 2012-06-23 2012-10-03 常德烟草机械有限责任公司 High-speed unreeling device for thin film intermittent feed and control method

Patent Citations (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR100222025B1 (en) * 1990-06-26 1999-10-01 우에다 미치오 Film feeding apparatus
US20020066344A1 (en) * 1999-12-16 2002-06-06 Ewing Harold A. Film hole punching system, method and article of manufacture
CN201659598U (en) * 2010-01-27 2010-12-01 郑州金博塑业有限公司 Needle roller and ground film perforating device using the same
JP2011161617A (en) * 2010-02-15 2011-08-25 Isel Co Ltd Punching device
CN201900669U (en) * 2010-10-21 2011-07-20 北京瀛洲润樟科技发展有限公司 Servo follow-up punching device
CN102700764A (en) * 2012-06-23 2012-10-03 常德烟草机械有限责任公司 High-speed unreeling device for thin film intermittent feed and control method

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Granted publication date: 20151118

Termination date: 20161009