CN202609521U - Slip detection device for belts - Google Patents
Slip detection device for belts Download PDFInfo
- Publication number
- CN202609521U CN202609521U CN 201220154134 CN201220154134U CN202609521U CN 202609521 U CN202609521 U CN 202609521U CN 201220154134 CN201220154134 CN 201220154134 CN 201220154134 U CN201220154134 U CN 201220154134U CN 202609521 U CN202609521 U CN 202609521U
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- Prior art keywords
- frequency converter
- belt
- value
- slipping
- detecting device
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- Withdrawn - After Issue
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Abstract
The utility model discloses a slip detection device for belts. The slip detection device for the belts comprises a frequency converter, an incremental rotary encoder and a micro controller, wherein the frequency converter is connected with a belt conveyor and used for controlling the rotation speed of a driven roller of the belt conveyor; the incremental rotary encoder is arranged on the driven roller and used for detecting the actual speed value of the belts; and the micro controller is connected with the incremental rotary encoder and the frequency converter, compares the difference between the actual speed value and the set speed value of the frequency converter with the preset slip value range, and controls the frequency converter to execute speed change operation of the driven roller according to the comparison result. When the difference is larger than the largest value of the preset slip value range, the micro controller controls the frequency converter to increase the rotation speed of the driven roller; and when the difference is smaller than the largest value of the preset slip value range, the micro controller controls the frequency converter to decrease the rotation speed of the driven roller.
Description
Technical field
The utility model relates to the belt transporter technical field, in particular, relates to a kind of slipping of the belt detecting device.
Background technology
Medium density fibre board (MDF) is the product that middle nineteen sixties grows up, output high speed development in recent years, and reason is that it has performances such as good physical and mechanical property, decorate properties and processing, its main flow that progressively becomes this field product one of is selected.
On present medium density fiber board assembly line, also there is not the detecting device that skids of belt, so when slipping of the belt occurring, can not in time find.The actual speed of belt and the difference of pre-set velocity be the value of skidding exactly; When the value of skidding exceeds the preset value of skidding when excessive; Will cause damage to belt, reduce the service life of belt, and then also may cause the damage of production facilities; And also will certainly have influence on the continuity of whole medium density fiber board assembly line and the product design of manufacturing line, reduce production efficiency.
Therefore, how a kind of detecting device of slipping of the belt being provided, to realize detecting immediately the value of skidding of belt, is present those skilled in the art's problem demanding prompt solution.
The utility model content
In view of this, the utility model provides a kind of slipping of the belt detecting device, surpasses the problem of predetermined value with belt transporter slipping of the belt value in the detection prior art.
For realizing above-mentioned purpose, the utility model provides following technical scheme:
A kind of slipping of the belt control monitor unit comprises:
Link to each other with band conveyor, be used to control the frequency converter of the driven roll rotating speed of said band conveyor;
Be provided with said driven roll on, be used to detect the incremental rotary encoder of the values for actual speed of belt;
Link to each other with said frequency converter with said incremental rotary encoder; And relatively with the difference of the setting speed value of said values for actual speed and frequency converter and the preset value of skidding scope; And control the microcontroller that said frequency converter is carried out said driven roll variable speed operation according to comparative result; When said difference during greater than the maxim of the said value of skidding scope, the said frequency converter of said microprocessor controls is carried out the operation that increases said driven roll rotating speed; When said difference during less than the minimum value of the said value of skidding scope, the said frequency converter of said microprocessor controls is carried out the operation that reduces said driven roll rotating speed.
Preferably, in the above-mentioned slipping of the belt detecting device, also comprise with said microcontroller linking to each other, and the said difference annunciator of reporting to the police during greater than the maxim of the said value of skidding scope or less than the minimum value of the said value of skidding scope.
Preferably, in the above-mentioned slipping of the belt detecting device, said microcontroller is the PLC controller.
Preferably, in the above-mentioned slipping of the belt detecting device, said incremental rotary encoder is connected with the driven roll of said belt transporter synchronously.
Preferably, in the above-mentioned slipping of the belt detecting device, said microcontroller carries out data exchange through DP slave station and said incremental rotary encoder and said frequency converter.
Preferably, in the above-mentioned slipping of the belt detecting device, said microcontroller links to each other through the Profibus bus with said DP slave station.
Preferably, in the above-mentioned slipping of the belt detecting device, said incremental rotary encoder links to each other through shielded cable with the high speed counting module of said DP slave station.
Preferably, in the above-mentioned slipping of the belt detecting device, the CD-ROM drive motor of said belt transporter links to each other through shielded cable with said frequency converter.
Can know that via above-mentioned technical scheme the utility model discloses a kind of slipping of the belt detecting device, a kind of slipping of the belt control monitor unit comprises: link to each other with band conveyor, be used to control the frequency converter of the driven roll rotating speed of said band conveyor; Be provided with said driven roll on, be used to detect the incremental rotary encoder of the values for actual speed of belt; Link to each other with said frequency converter with said incremental rotary encoder; And relatively with the difference of the setting speed value of said values for actual speed and frequency converter and the preset value of skidding scope; And control the microcontroller that said frequency converter is carried out said driven roll variable speed operation according to comparative result; When said difference during greater than the maxim of the said value of skidding scope, the said frequency converter of said microprocessor controls is carried out the operation that increases said driven roll rotating speed; When said difference during less than the minimum value of the said value of skidding scope, the said frequency converter of said microprocessor controls is carried out the operation that reduces said driven roll rotating speed.。This slipping of the belt detecting device can access timely processing when slipping of the belt, not only prolonged the service life of belt, has reduced the outage rate of equipment, can make more that technological process of production line is smooth and easy to carry out, and enhances productivity.
Description of drawings
In order to be illustrated more clearly in the utility model embodiment or technical scheme of the prior art; To do to introduce simply to the accompanying drawing of required use in embodiment or the description of the Prior Art below; Obviously, the accompanying drawing in describing below only is the embodiment of the utility model, for those of ordinary skills; Under the prerequisite of not paying creative work, can also obtain other accompanying drawing according to the accompanying drawing that provides.
Fig. 1 is the disclosed slipping of the belt detecting device of a utility model embodiment topology layout scheme drawing;
Fig. 2 is the disclosed slipping of the belt detecting device of a utility model embodiment principle flow chart.
In Fig. 1:
1 is that microcontroller, 2 is that frequency converter, 3 is that DP slave station, 4 is that CD-ROM drive motor, 5 is that incremental rotary encoder, 6 is that driven roll, 7 is that Profibus bus, 8 is an annunciator
The specific embodiment
The slipping of the belt detecting device that the utility model provides is used to detect the slipping of the belt situation of belt transporter, can in time be handled; Not only prolonged the service life of belt; Reduce the outage rate of equipment, can make more that technological process of production line is smooth and easy to carry out, improved production efficiency.
To combine the accompanying drawing among the utility model embodiment below, the technical scheme among the utility model embodiment is carried out clear, intactly description, obviously, described embodiment only is the utility model part embodiment, rather than whole embodiment.Based on the embodiment in the utility model, those of ordinary skills are not making the every other embodiment that is obtained under the creative work prerequisite, all belong to the scope of the utility model protection.
See also accompanying drawing 1 and accompanying drawing 2, be the disclosed slipping of the belt detecting device of the utility model structural representation, the slipping of the belt detecting device specifically comprises:
Link to each other with band conveyor, be used to control the frequency converter 2 of driven roll 6 rotating speeds of band conveyor;
Be provided with driven roll on, be used to detect the incremental rotary encoder 5 of the values for actual speed of belt;
Link to each other with frequency converter 2 with incremental rotary encoder 5; And relatively with the difference of the setting speed value of values for actual speed and frequency converter and the preset value of skidding scope; And carry out the microcontroller 1 of driven roll variable speed operation according to comparative result control frequency converter; When difference during greater than the maxim of the value of skidding scope, the microprocessor controls frequency converter is carried out the operation that increases the driven roll rotating speed; When difference during less than the minimum value of the value of skidding scope, the microprocessor controls frequency converter is carried out the operation that reduces the driven roll rotating speed.
In the present embodiment, incremental rotary encoder 5 is installed in a side of belt driven roll 6, is used to measure the actual speed of belt.Microcontroller 1 carries out data acquisition through slave station and incremental rotary encoder 5.The belt actual speed that microcontroller 1 provides according to incremental rotary encoder 5; In microcontroller 1, make numerical value relatively with the setting rotating speed; Calculate actual value of skidding of belt, its value can show on microcontroller, and then judges whether its value exceeds the preset value of skidding.
In order further to optimize technique scheme, on microcontroller 1, connect annunciator 8, when the actual value of skidding that analyzes when microcontroller 1 exceeded the alarming value of the value of skidding, this annunciator 8 just sent alerting signal; When the actual value of skidding exceeded the limit of the value of skidding, this annunciator 8 just sent danger signal.Make the warning effect can make the operative employee find and stop the running of belt transporter timely through alarm sound intuitively.
In order further to optimize technique scheme; Microcontroller 1 is chosen as PLC (programmable logic controller (PLC); Present unusual a kind of microcontroller of main flow, it is used for internally stored program, actuating logic computing, sequence control, regularly, user oriented instructions such as counting and arithmetical operation; And through the numeral or analog I/O control various types of machineries or production process), accomplish work such as whole computing, comparison and demonstration.
In order further to optimize technique scheme; Incremental rotary encoder 5 is connected with the driven roll 6 of belt transporter synchronously in the present embodiment; The counting and the belt transporter of incremental rotary encoder 5 are carried out synchronously; 1: 1 proportional counter is than the actual speed that is easier to guarantee belt, and comparing other ratios then can be relatively accurate.
In order further to optimize technique scheme; PLC carries out data exchange through DP slave station 3 (the DP slave station is to be a slave station under the main website with PLC) and incremental rotary encoder 5 and frequency converter 2; (the Profibus bus is that a kind of high speed low cost is communicated by letter to PLC through Profibus bus 7 with DP slave station 3; Be used for communicating by letter of device level control system and distributing input and output; Use the transmission of desirable direct current 24V of Profibus-DP or 4-20 milliampere signal) link to each other, be the very data exchange communication of main flow now, it can realize a plurality of controls, configuration or visualization system mutual operation on a bus.For the communication in the present embodiment is to be fit to very much with practical.
In order further to optimize technique scheme; Make the high speed counting module of incremental rotary encoder 5 and DP slave station 3 use shielded cable (metal wire knitted or metal tape outsourcing screen layer to be arranged; Cable with capability of electromagnetic shielding) be connected, and the CD-ROM drive motor 4 of belt transporter also links to each other through shielded cable with frequency converter 2.Can shield other electromagnetic fields by actv., make signal stabilization, interference-free, and then whole process stabilization is carried out in an orderly manner.
To the above-mentioned explanation of the disclosed embodiments, make this area professional and technical personnel can realize or use the utility model.Multiple modification to these embodiment will be conspicuous concerning those skilled in the art, and defined General Principle can realize under the situation of spirit that does not break away from the utility model or scope in other embodiments among this paper.Therefore, the utility model will can not be restricted to these embodiment shown in this paper, but will meet and principle disclosed herein and features of novelty the wideest corresponding to scope.
Claims (8)
1. a slipping of the belt control monitor unit is characterized in that, comprising:
Link to each other with band conveyor, be used to control the frequency converter of the driven roll rotating speed of said band conveyor;
Be provided with said driven roll on, be used to detect the incremental rotary encoder of the values for actual speed of belt;
Link to each other with said frequency converter with said incremental rotary encoder; And relatively with the difference of the setting speed value of said values for actual speed and frequency converter and the preset value of skidding scope; And control the microcontroller that said frequency converter is carried out said driven roll variable speed operation according to comparative result; When said difference during greater than the maxim of the said value of skidding scope, the said frequency converter of said microprocessor controls is carried out the operation that increases said driven roll rotating speed; When said difference during less than the minimum value of the said value of skidding scope, the said frequency converter of said microprocessor controls is carried out the operation that reduces said driven roll rotating speed.
2. slipping of the belt detecting device according to claim 1; It is characterized in that; Also comprise with said microcontroller linking to each other, and the said difference annunciator of reporting to the police during greater than the maxim of the said value of skidding scope or less than the minimum value of the said value of skidding scope.
3. slipping of the belt detecting device according to claim 1 is characterized in that, said microcontroller (1) is the PLC controller.
4. slipping of the belt detecting device according to claim 1 is characterized in that, said incremental rotary encoder (5) is connected with the driven roll (6) of said belt transporter synchronously.
5. slipping of the belt detecting device according to claim 1 is characterized in that, said microcontroller (1) carries out data exchange through DP slave station (3) and said incremental rotary encoder (5) and said frequency converter (2).
6. slipping of the belt detecting device according to claim 5 is characterized in that, said microcontroller (1) links to each other through Profibus bus (7) with said DP slave station (3).
7. slipping of the belt detecting device according to claim 6 is characterized in that, said incremental rotary encoder (5) links to each other through shielded cable with the high speed counting module of said DP slave station (3).
8. slipping of the belt detecting device according to claim 1 is characterized in that, the CD-ROM drive motor of said belt transporter (4) links to each other through shielded cable with said frequency converter (2).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220154134 CN202609521U (en) | 2012-04-12 | 2012-04-12 | Slip detection device for belts |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220154134 CN202609521U (en) | 2012-04-12 | 2012-04-12 | Slip detection device for belts |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202609521U true CN202609521U (en) | 2012-12-19 |
Family
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 201220154134 Withdrawn - After Issue CN202609521U (en) | 2012-04-12 | 2012-04-12 | Slip detection device for belts |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN202609521U (en) |
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102633097A (en) * | 2012-04-12 | 2012-08-15 | 上海板机电气制造有限公司 | Belt slip detecting device |
| CN103241521A (en) * | 2013-05-16 | 2013-08-14 | 济南伊斯达自控工程有限公司 | Belt operation control system and control method thereof |
| CN105501886A (en) * | 2014-09-22 | 2016-04-20 | 沈阳铝镁设计研究院有限公司 | Belt conveyor slippage and fracture detection device |
| US9440800B1 (en) | 2015-08-19 | 2016-09-13 | Joy Mm Delaware, Inc. | Conveyor slip detection and control |
| CN109264333A (en) * | 2018-08-23 | 2019-01-25 | 中国神华能源股份有限公司 | Sealing-tape machine owes fast guard method, device, storage medium and sealing-tape machine |
| CN114229385A (en) * | 2022-01-18 | 2022-03-25 | 华能铜川照金煤电有限公司 | Method and device for outputting rotating speed of coal feeder of thermal power plant based on double rotating speed sensors |
-
2012
- 2012-04-12 CN CN 201220154134 patent/CN202609521U/en not_active Withdrawn - After Issue
Cited By (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102633097A (en) * | 2012-04-12 | 2012-08-15 | 上海板机电气制造有限公司 | Belt slip detecting device |
| CN102633097B (en) * | 2012-04-12 | 2016-01-27 | 上海板机电气制造有限公司 | A kind of belt skidding detecting device |
| CN103241521A (en) * | 2013-05-16 | 2013-08-14 | 济南伊斯达自控工程有限公司 | Belt operation control system and control method thereof |
| CN105501886A (en) * | 2014-09-22 | 2016-04-20 | 沈阳铝镁设计研究院有限公司 | Belt conveyor slippage and fracture detection device |
| US9440800B1 (en) | 2015-08-19 | 2016-09-13 | Joy Mm Delaware, Inc. | Conveyor slip detection and control |
| CN109264333A (en) * | 2018-08-23 | 2019-01-25 | 中国神华能源股份有限公司 | Sealing-tape machine owes fast guard method, device, storage medium and sealing-tape machine |
| CN114229385A (en) * | 2022-01-18 | 2022-03-25 | 华能铜川照金煤电有限公司 | Method and device for outputting rotating speed of coal feeder of thermal power plant based on double rotating speed sensors |
| CN114229385B (en) * | 2022-01-18 | 2024-05-03 | 华能铜川照金煤电有限公司 | Method and device for outputting rotation speed of coal feeder of thermal power plant based on double rotation speed sensors |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| AV01 | Patent right actively abandoned |
Granted publication date: 20121219 Effective date of abandoning: 20160127 |
|
| C25 | Abandonment of patent right or utility model to avoid double patenting |