CN102494716B - Comprehensive parameter testing system of suspension type material transmitting device - Google Patents
Comprehensive parameter testing system of suspension type material transmitting device Download PDFInfo
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- CN102494716B CN102494716B CN201110374559.7A CN201110374559A CN102494716B CN 102494716 B CN102494716 B CN 102494716B CN 201110374559 A CN201110374559 A CN 201110374559A CN 102494716 B CN102494716 B CN 102494716B
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- sensor
- frequency converter
- blower fan
- testing table
- suspension type
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Abstract
The invention provides a comprehensive parameter testing system of a suspension type material transmitting device, and the comprehensive parameter testing system comprises a suspension type conveyor experimental bench (1), a plurality of disc grooves (2), a fan (6), a frequency converter (7), a PC (personal computer) (10) and a sensor (12), wherein the disc grooves (2) are mounted on the suspension type conveyor experimental bench (1); one disc groove (2) is mounted for each test; the disc grooves (2) are provided with air holes; a transmitting belt is placed on the disc grooves (2); the sensor (12) is mounted on the transmitting belt; the sensor (12) is connected with the PC (10) and transfers a signal to the PC (10); the PC (10), the frequency converter (7) and the fan (6) are connected in sequence; the frequency of the frequency converter (7) is set through the PC (10); the frequency converter (7) is used for controlling the working frequency of the fan (6); and the fan (6) is connected with the suspension type conveyer experimental bench (1) and supplies air to the suspension type conveyer experimental bench (1) to drive the transmitting belt to drive.
Description
Technical field
The application relates to parameter testing technical field, particularly relates to a kind of comprehensive parameter testing system of suspension type material transmitting device.
Background technology
Suspension type material transmitting device is because it has advantages of that transmission is convenient, time saving and energy saving, by widely should be for all trades and professions.Transmission system to delivery air in the dish groove on suspending conveyor testing table, has pore on dish groove by blower fan, and air-flow transfers to the transport tape on dish groove by pore, drives transport tape motion, reaches the object of transmission material.
In order to make transmitting device can carry out more efficiently material transferring, the dish groove that generally can select the blower fan that power ratio is larger and match with it, drives travelling belt transmission, but this structure can produce power dissipation when the material ratio transmitting is less.For example, when the materials such as transportation colliery, in order to raise the efficiency, can select powerful blower fan, if but need the colliery of transportation fewer, now only need less power to drive and hold the less travelling belt transmission of material, adopt like this high-power blower will produce power dissipation, and the arrangement mode of pore and the design of size, also can exert an influence to power application on dish groove.The arrangement mode of pore and big or small design on simultaneously current dish groove, make air-flow transmission inhomogeneous, thereby cause the fluctuation of service of transmission system.
Summary of the invention
The application's technical matters to be solved is to provide a kind of comprehensive parameter testing system of suspension type material transmitting device, by adopting this system, repeatedly test, can draw the required optimal design parameters of design suspended materials conveying device, thereby design energy-efficient, stable material transmitting device.
In order to address the above problem, the application discloses a kind of comprehensive parameter testing system of suspension type material transmitting device, comprise: suspending conveyor testing table (1), a plurality of dish groove (2), blower fan (6), frequency converter (7), PC (10), sensor (12), wherein
It is upper that dish groove (2) is installed on suspending conveyor testing table (1), and a dish groove (2) is installed in each test, and described dish groove (2) is upper with pore;
The upper transport tape of placing of dish groove (2), sensor (12) is installed on transport tape, and sensor (12) is connected with PC (10), and signal is passed to PC (10);
PC (10), frequency converter (7) and blower fan (6) are connected successively, and the frequency of frequency converter (7) is set by PC (10), and frequency converter (7) is for controlling the frequency of operation of blower fan (6);
Blower fan (6) is connected with suspending conveyor testing table (1), is used to suspending conveyor testing table (1) air feed, drives transport tape transmission.
Preferably, described system also comprises:
A/D signal converter (11), is connected with sensor (12) and PC (10) respectively, for the signal of sensor (12) being converted to the collectable data of PC (10).
Preferably, connecting gas transmission pipe (5) between described blower fan (6) and suspending conveyor testing table (1).
Preferably, the upper setting pressure table (3) of described gas piping (5), for detection of the pressure of gas piping (5) apoplexy.
Preferably, the upper flowmeter (4) of installing of described gas piping (5), for detection of the flow of gas piping (5) apoplexy.
Preferably, also comprise:
Programmable controller (9), is connected with PC (10);
Input/output module (8), is connected with programmable controller (9) and frequency converter (7).
Preferably, the upper pore of described a plurality of dish grooves (2) adopts discrete advanced formula to arrange, according to size and the layout of certain step-size change pore.
Preferably, described sensor (12) is installed on transport tape, comprises pressure transducer and displacement transducer.
Preferably, described pressure transducer and displacement transducer intersect to be installed, and each pressure transducer is installed on the centre position of two displacement transducers, and each displacement transducer is installed on the centre position of two pressure transducers.
Preferably, side or the bottom of described suspending conveyor testing table (1) are provided with air inlet.
Compared with prior art, the application comprises following advantage:
First, the application's mid-game groove pore adopts discrete advanced formula design proposal, in test process, according to certain diameter of step-size change pore, the spacing of pore and layout type.By the experimental data of gained under various textural associations and different control method is carried out to analysis and comparison, thereby obtain under different working conditions optimized pore design parameter and layout type.
Secondly, apply contactless gas film pressure and air-film thickness detection method, can in the situation that not affecting transport tape work, effectively detect, monitoring air film bidirection press.Change in real time power of fan, obtain all kinds of parameters under system optimal operational condition, thereby the key parameter of design suspended materials induction system control method is provided, guarantee that transport tape is energy-efficient, stable operation.
Finally, the control technologys such as the application's set PC control software, programmable controller, converter technique, realize automatic control and data processing to comprehensive parameter testing system of suspension type material transmitting device.
Accompanying drawing explanation
Fig. 1 is the structural drawing of a kind of comprehensive parameter testing system of suspension type material transmitting device of the application;
Fig. 2 is the suspending conveyor test platform structure figure of a kind of comprehensive parameter testing system of suspension type material transmitting device of the application;
Fig. 3 is the dish groove structural drawing of a kind of comprehensive parameter testing system of suspension type material transmitting device of the application;
Fig. 4 is the installation of sensors schematic diagram of a kind of comprehensive parameter testing system of suspension type material transmitting device of the application.
Embodiment
For the application's above-mentioned purpose, feature and advantage can be become apparent more, below in conjunction with the drawings and specific embodiments, the application is described in further detail.
With reference to Fig. 1, show the structural drawing of a kind of comprehensive parameter testing system of suspension type material transmitting device of the application.
This system comprises: suspending conveyor testing table (1), a plurality of dish groove (2), blower fan (6), frequency converter (7), PC (10), sensor (12), wherein,
It is upper that dish groove (2) is installed on suspending conveyor testing table (1), and a dish groove (2) is installed in each test, and described dish groove (2) is upper with pore;
The upper transport tape of placing of dish groove (2), sensor (12) is installed on transport tape, and sensor (12) is connected with PC (10), and signal is passed to PC (10);
PC (10), frequency converter (7) and blower fan (6) are connected successively, and the frequency of frequency converter (7) is set by PC (10), and frequency converter (7) is for controlling the frequency of operation of blower fan (6);
Blower fan (6) is connected with suspending conveyor testing table (1), is used to suspending conveyor testing table (1) air feed, drives transport tape transmission.
With reference to Fig. 2, show the suspending conveyor test platform structure figure of a kind of comprehensive parameter testing system of suspension type material transmitting device of the application, this suspending conveyor testing table (1) is a rectangular structure, one groove is arranged at the top of testing table, for shaft collar groove (2).
On suspending conveyor testing table (1), be provided with air inlet, blower fan (6) is blown into wind in gas piping (5), then enters in suspending conveyor testing table (1) through air inlet.In the application, air inlet can be arranged on side or the bottom of suspending conveyor testing table (1), and the application is not limited this.
With reference to Fig. 3, show the dish groove structural drawing of a kind of comprehensive parameter testing system of suspension type material transmitting device of the application.
It is upper that dish groove (2) is installed on suspending conveyor testing table (1), matches with the groove at suspending conveyor testing table (1) top.On dish groove (2), have pore, the arrangement mode of pore as shown in Figure 3.Size and layout of the upper pore of each dish groove (2) are not identical, and the pore on the application's mid-game groove (2) adopts discrete advanced formula to arrange, according to certain size of step-size change pore, the spacing of pore and layout type.
For example, the parameter that the upper pore of different dish grooves (2) is set is respectively:
Hole diameter: 2mm, 3mm, 4mm, 5mm
Pore spacing: 2cm, 3cm, 4cm, 5cm
Layout type: 2 rows, 3 rows, 4 rows, 5 rows
Certainly, in the application, the setting of pore is not limited to aforesaid way, adopts any layout type that can realize the application all can.
With reference to Fig. 4, show the non-contacting sensor scheme of installation of a kind of comprehensive parameter testing system of suspension type material transmitting device of the application.
Sensor in the application (12) comprises displacement transducer and pressure transducer, adopts contactless mounting means, is provided for the groove of sensor installation (12) on transport tape.Sensor (12) is installed on transport tape, has avoided sensor (12) and dish groove (2) to be in contact with one another, and do not affected the normal work of transport tape.
Sensor (12) adopts longitudinally and oblique being intervally arranged, and pressure transducer and displacement transducer intersect to be installed, each pressure transducer is installed on the centre position of two displacement transducers, each displacement transducer is installed on the centre position of two pressure transducers, like this can comprehensive detected transmission band and dish groove (2) between gas film pressure and air-film thickness.
Between sensor (12) and PC (10), A/D signal converter (11) is installed, is connected with sensor (12) and PC (10) respectively.Gas film pressure and air-film thickness between the real-time detected transmission band of sensor (12) and dish groove (2), the analog quantity of collection is transferred in A/D signal converter (11), through A/D signal converter (11), analog quantity is converted to the digital quantity that can be gathered by PC (10), result is input in PC (10), the data recording of being undertaken by PC (10) also shows again.
The application adopts upper computer control system to control the operation of whole device, the frequency of frequency converter (7) is set by PC (10), PC (10) is connected with programmable controller (9), by in program input programmable logic controller (9), different frequency signals is set, programmable controller (9) is connected with input/output module (8), frequency converter (7), signal transfers to frequency converter (7) through input/output module (8), regulates in real time the frequency of frequency converter.
Frequency converter (7) connecting fan (6), for controlling the frequency of operation of blower fan (6), changes the frequency of frequency converter (7), can regulate in real time the frequency of operation of blower fan (6).
Connecting gas transmission pipe (5) between blower fan (6) and suspending conveyor testing table (1), gas piping (5) is connected with the air inlet on suspending conveyor testing table (1), the wind that blower fan (6) produces arrives air inlet place by gas piping (5), enter in suspending conveyor testing table (1), by the pore on dish groove (2), arrive travelling belt place again, drive travelling belt transmission.Therefore, the design of the power of blower fan (6) and the upper pore of dish groove (2) all can exert an influence to transmitting procedure.
At the upper setting pressure table (3) of gas piping (5) and flowmeter (4), for detection of the pressure of gas piping (5) apoplexy and the flow of detection gas piping (5) apoplexy, and the signal detecting is converted to the data that can be gathered by PC (10) by A/D signal converter (11), then is input in PC (10) and records and show.
Below, specifically introduce the course of work of a kind of comprehensive parameter testing system of suspension type material transmitting device that the application provides:
S1, at the upper mounting disc groove (2) of suspending conveyor testing table (1), at the upper transport tape of placing of dish groove (2), requires to place certain material on travelling belt according to design (calculated) load.
S2, starts PC (10), opens upper computer control system operation, and whether check system normal operation.If normal operation is frequency converter (7), programmable controller (9), A/D signal converter (11), sensor (12) power supply.
S3, makes it in running order by low-converter (7) power knob, and sets the original frequency of frequency converter (7), starts the switch of blower fan (6).
S4, utilize PC control software, by programmable controller (9), input/output module (8), signal is transferred to frequency converter (7), change gradually the frequency of frequency converter (7), thereby regulate in real time the frequency of blower fan (6), when travelling belt being detected, by air pressure, be suspended in testing table (1) when upper, stop changing the frequency of frequency converter (7).
S5, after treating that travelling belt is suspending stabilized, enters the data processing stage.The signal of sensor (12), tensimeter (3) and flowmeter (4) output is changed by A/D signal converter (11), made it change the data that can be gathered by PC (10) into.
These data comprise: the transport tape that the flow that flowmeter (4) shows, the pressure that tensimeter (3) records, sensor (12) gather and the gas film pressure between dish groove (2) and air-film thickness data etc., and data recording is stored.
S6, after completing above work, the first step is closed the power supply of blower fan (6), second step cuts off the power supply of A/D signal converter (11), frequency converter (7), input/output module (8), programmable controller (9), sensor (12), finally closes PC control software window.
Remove the upper material of testing table (1) and travelling belt, and more air exchange size and the different dish groove (2) of arrangement mode, repeat the step of above-mentioned S1-S6, carry out next group experiment, by the storage of final the data obtained record.
After completing the experimental data measurement of various apertures and pore arrangement mode dish groove, all data that record are contrasted, analyzed, draw experimental result, can determine that each module is compared with Optimal Parameters, thereby design energy-efficient, stable material transmitting device.
A kind of comprehensive parameter testing system of suspension type material transmitting device above the application being provided is described in detail, applied specific case herein the application's principle and embodiment are set forth, the explanation of above embodiment is just for helping to understand the application's method and core concept thereof; Meanwhile, for one of ordinary skill in the art, the thought according to the application, all will change in specific embodiments and applications, and in sum, this description should not be construed as the restriction to the application.
Claims (8)
1. a comprehensive parameter testing system of suspension type material transmitting device, is characterized in that, comprising: suspending conveyor testing table (1), a plurality of dish groove (2), blower fan (6), frequency converter (7), PC (10), sensor (12), wherein,
It is upper that dish groove (2) is installed on suspending conveyor testing table (1), and a dish groove (2) is installed in each test, and described dish groove (2) is upper with pore;
The upper transport tape of placing of dish groove (2), sensor (12) is installed on transport tape, and sensor (12) is connected with PC (10), and signal is passed to PC (10); Wherein, on transport tape, be provided for the groove of sensor installation (12), described sensor (12) adopts longitudinally and oblique being intervally arranged, sensor (12) comprises displacement transducer and pressure transducer, pressure transducer and displacement transducer intersect to be installed, each pressure transducer is installed on the centre position of two displacement transducers, and each displacement transducer is installed on the centre position of two pressure transducers;
PC (10), frequency converter (7) and blower fan (6) are connected successively, and the frequency of frequency converter (7) is set by PC (10), and frequency converter (7) is for controlling the frequency of operation of blower fan (6);
Blower fan (6) is connected with suspending conveyor testing table (1), is used to suspending conveyor testing table (1) air feed, drives transport tape transmission.
2. system according to claim 1, is characterized in that, also comprises:
A/D signal converter (11), is connected with sensor (12) and PC (10) respectively, for the signal of sensor (12) being converted to the collectable data of PC (10).
3. system according to claim 1, is characterized in that, connecting gas transmission pipe (5) between described blower fan (6) and suspending conveyor testing table (1).
4. system according to claim 3, is characterized in that, the upper setting pressure table (3) of described gas piping (5), for detection of the pressure of gas piping (5) apoplexy.
5. system according to claim 3, is characterized in that, the upper flowmeter (4) of installing of described gas piping (5), for detection of the flow of gas piping (5) apoplexy.
6. system according to claim 1, is characterized in that, also comprises:
Programmable controller (9), is connected with PC (10);
Input/output module (8), is connected with programmable controller (9) and frequency converter (7).
7. system according to claim 1, is characterized in that, the upper pore of described a plurality of dish grooves (2) adopts discrete advanced formula to arrange, according to size and the layout of certain step-size change pore.
8. system according to claim 1, is characterized in that, side or the bottom of described suspending conveyor testing table (1) are provided with air inlet.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
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| CN201110374559.7A CN102494716B (en) | 2011-11-22 | 2011-11-22 | Comprehensive parameter testing system of suspension type material transmitting device |
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| Application Number | Priority Date | Filing Date | Title |
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| CN201110374559.7A CN102494716B (en) | 2011-11-22 | 2011-11-22 | Comprehensive parameter testing system of suspension type material transmitting device |
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| CN102494716A CN102494716A (en) | 2012-06-13 |
| CN102494716B true CN102494716B (en) | 2014-09-03 |
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| CN104457593B (en) * | 2014-11-26 | 2017-02-22 | 北京特种机械研究所 | Device used for measuring thickness of air cushion air film |
| CN109203427B (en) * | 2018-08-29 | 2021-02-26 | 深圳市裕雅科技有限公司 | Plastic film blowing device capable of discharging stably |
| CN113486609B (en) * | 2021-07-05 | 2022-04-19 | 河南城建学院 | Fluid material conveying device and method based on hydrodynamics Bernoulli principle |
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| EP0720958A1 (en) * | 1994-07-23 | 1996-07-10 | Yoshitaka Aoyama | Part feed control device for vibration type part feeder |
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