CN106347967A - Online detection system and method for tensile strength of conveyer belt - Google Patents
Online detection system and method for tensile strength of conveyer belt Download PDFInfo
- Publication number
- CN106347967A CN106347967A CN201610960305.6A CN201610960305A CN106347967A CN 106347967 A CN106347967 A CN 106347967A CN 201610960305 A CN201610960305 A CN 201610960305A CN 106347967 A CN106347967 A CN 106347967A
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- conveyer belt
- tensile strength
- guide mechanism
- redundancy
- conveying
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Classifications
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B65—CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
- B65G—TRANSPORT OR STORAGE DEVICES, e.g. CONVEYORS FOR LOADING OR TIPPING, SHOP CONVEYOR SYSTEMS OR PNEUMATIC TUBE CONVEYORS
- B65G43/00—Control devices, e.g. for safety, warning or fault-correcting
- B65G43/02—Control devices, e.g. for safety, warning or fault-correcting detecting dangerous physical condition of load carriers, e.g. for interrupting the drive in the event of overheating
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B65—CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
- B65G—TRANSPORT OR STORAGE DEVICES, e.g. CONVEYORS FOR LOADING OR TIPPING, SHOP CONVEYOR SYSTEMS OR PNEUMATIC TUBE CONVEYORS
- B65G2203/00—Indexing code relating to control or detection of the articles or the load carriers during conveying
- B65G2203/02—Control or detection
- B65G2203/0266—Control or detection relating to the load carrier(s)
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B65—CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
- B65G—TRANSPORT OR STORAGE DEVICES, e.g. CONVEYORS FOR LOADING OR TIPPING, SHOP CONVEYOR SYSTEMS OR PNEUMATIC TUBE CONVEYORS
- B65G2203/00—Indexing code relating to control or detection of the articles or the load carriers during conveying
- B65G2203/04—Detection means
Landscapes
- Control Of Conveyors (AREA)
- Belt Conveyors (AREA)
- Structure Of Belt Conveyors (AREA)
Abstract
The invention discloses an online detection system and method for tensile strength of a conveyer belt. The system comprises a conveyer belt clamp unit, a force measuring unit, a control unit and a conveyer belt guiding mechanism, wherein the clamp unit is mounted on a fixed foundation below the conveyer belt; the force measuring unit is mounted on the clamp unit and is used for testing an instant online tensile value of the conveyer belt; the conveyer belt guiding mechanism comprises a redundant conveyer belt end guiding mechanism and a storage conveyer belt end guiding mechanism; the redundant conveyer belt end guiding mechanism and the storage conveyer belt end guiding mechanism are arranged at two end parts of the conveyer belt respectively; the redundant conveyer belt end guiding mechanism is used for releasing a redundant conveyer belt; the storage conveyer belt end guiding mechanism is used for tightening up the redundant conveyer belt; the conveyer belt clamp unit, the force measuring unit and the conveyer belt guiding mechanism are connected with the control unit respectively. The online detection system and method for the tensile strength of the conveyer belt fill the blank the first time for online detection of the tensile strength of the conveyer belt and an application prospect is good.
Description
Technical field
The present invention relates to material transferring technical field is and in particular to a kind of conveyer belt tensile strength on-line detecting system and side
Method.
Background technology
China be have vast territory in the world, geological conditions is superior, the country of rich in mineral resources, transported in various resources
Cheng Zhong, belt transmission system is key equipment.At present, belt transmission system in every field (as harbour, electric power, coal, smelting
The systems such as gold) material transferring in play leading effect.As can be seen here, belt transmission system is the important composition portion producing
Point, the circuit length of belt transmission system and link is many, formed by various transmission equipments are supporting, if in certain link of transmission line
Disconnected, material transferring operation will be made to be absorbed in pause, result even in comprehensive shut-down.Therefore, efficient, safe and reliable transmission
Work, has a great impact to the technology of improve production efficiency and improvement transmission, and the quality of belt transmission system running status is straight
Connect and be related to production and can be normally carried out.Its single conveying strip length of belt transmission system can be tens meters even thousand of
Rice, the conveying capacity of belt conveyor can be hundreds of kg/hr to ten thousand ton hour, defeated used by belt conveyor
Send with multiple choices, such as steel core band, canvas core ribbon, nylon tape, polyester band etc., the operation conditions monitoring of conveyer belt, very must
Will, once breaking down, consequence is extremely serious, or even can destroy whole conveyer frame, and the belt especially for distance passes
The lookup of defeated system failure point consumes substantial amounts of human and material resources, financial resources, and inspection environment badly, is unfavorable for accurately finding event
Barrier point, the problem existing particularly with conveyer belt tensile strength, maintainer can't find at all, the normal operation of conveyer belt,
Maintenance repair, malfunction monitoring are very crucial for belt transmission system, the online inspection of the conveyer belt tensile strength in especially using
Survey most important it is ensured that produce high-efficiency transfer, be current urgent problem.
Content of the invention
The invention aims to overcoming existing conveyer belt tensionless winkler foundation intensity detection function, lead to maintainer basic
Can't find tensile strength problem, there is potential safety hazard.The conveyer belt tensile strength on-line checking system that the present invention provides
System and method, by the improvement to belt conveyor, filled up the blank of the on-line checking of conveyer belt tensile strength it is achieved that by
The serious accident that ruptured belt not leading in conveyer belt tensile strength etc. causes, improves the use of conveyer belt
Reliability, have a good application prospect.
In order to achieve the above object, the technical solution adopted in the present invention is:
A kind of conveyer belt tensile strength on-line detecting system it is characterised in that: include conveyer belt fixture unit, load cell, control
Unit processed and conveyer belt guide mechanism,
Described fixture unit is arranged on the fixed pedestal below conveyer belt, and described load cell is arranged on fixture unit, uses
In test conveyer belt instantaneously online tension values, it is defeated that described conveyer belt guide mechanism includes redundancy conveying band edge guide mechanism, storage
Send band edge guide mechanism, described redundancy conveying band edge guide mechanism, storage conveying band edge guide mechanism are separately positioned on conveyer belt
Two ends,
Described redundancy conveys band edge guide mechanism and is used for discharging the conveyer belt of redundancy, and described storage conveying band edge guide mechanism is used for
The conveyer belt of storage redundancy, to ensure that conveyer belt conveyer belt when tensile strength is tested normally runs；
Described conveyer belt fixture unit, load cell, conveyer belt guide mechanism are connected with control unit respectively, and described control is single
Unit is used for controlling conveyer belt fixture unit, load cell, conveyer belt guide mechanism to run or restores, and according to the dynamometry receiving
The conveyer belt of unit output instantaneously online tensile strength values, and judge conveyer belt tensile strength whether qualified.
A kind of aforesaid conveyer belt tensile strength on-line detecting system it is characterised in that: described redundancy conveys band edge conduction band
Mechanism, storage conveying band edge guide mechanism structure are identical, in left and right symmetrically respectively in two ends of conveyer belt, all include leading
Wheeled stand, the first directive wheel, the second directive wheel, the 3rd directive wheel, the 4th directive wheel, the 5th directive wheel, motor, described
Conduction band wheel support is arranged on ground, and described first directive wheel, the second directive wheel are arranged on the superiors of conduction band wheel support, and two
It is used for through conveyer belt between person, described 3rd directive wheel is arranged in the sliding tray in conduction band wheel support intermediate layer, described driving
Motor is arranged on conduction band wheel support, for controlling the 3rd directive wheel to reciprocatingly slide in sliding tray, realizes storage or discharges
Conveyer belt, described 4th directive wheel, the 5th directive wheel are arranged on the orlop of conduction band wheel support, in forward and backward set gradually for
Guiding conveyer belt.
Online test method based on a kind of above-mentioned conveyer belt tensile strength on-line detecting system it is characterised in that: bag
Include following steps,
Step (1), configures specified tensile strength r0 of current conveyer belt, conveyer tape speed v, detection conveyer belt by control unit
The tensile strength time is t, obtains detecting during conveyer belt tensile strength after conveyer belt fixture unit clamping conveying belt, conveyer belt
Redundant length lRedundancy=v*t, and lStorage=lRedundancy, lStorageStorage length for conveyer belt it is ensured that conveyer belt normally run；
Step (2), controls conveyer belt fixture unit clamping conveying belt by control unit, the band edge conduction band machine of redundancy conveying simultaneously
Structure, storage conveying band edge guide mechanism work, described redundancy conveys the conveyer belt that band edge guide mechanism discharges redundancy, storage conveying
Band edge guide mechanism start to receive due to conveyer belt continued on conveyer tape speed v advance clockwise during occur superfluous
Remaining conveyer belt；
Step (3), controls load cell test to clamp the conveying in course of conveying in conveyer belt fixture unit by control unit
Band current elongation power f；
Step (4), control unit (3), according to formula (1), obtains actually measured tensile strength r,
R=f*c/b (1)
Wherein, f is the conveyer belt current elongation power in clamping course of conveying, and c is the longitudinal steel wire rope number of conveyer belt, and b is defeated
Send the nominal width of band；
Step (5), controls conveyer belt fixture unit to unclamp conveyer belt by control unit, and meanwhile, described redundancy conveying band edge is led
Band mechanism, storage conveying band edge guide mechanism restore, and described redundancy conveying band edge guide mechanism gradually receives redundancy conveyer belt, institute
State the redundancy conveyer belt of storage conveying band edge guide mechanism release storage；
Step (6), control unit is contrasted with specified tensile strength r0 by actually measured tensile strength r, if r >=r0*90%
When, the tensile strength of conveyer belt is qualified；During r ＜ r0*90%, current conveyer belt has been unsatisfactory for the requirement of tensile strength, controls
Unit starting warning system, and the shutdown of controlling transmission machine.
The online test method of aforesaid conveyer belt tensile strength on-line detecting system it is characterised in that: current conveyer belt
Specified tensile strength r0, for steel cable core conveying belt setting scope between 630n/mm-6300 n/mm.
The online test method of aforesaid conveyer belt tensile strength on-line detecting system it is characterised in that: current conveyer belt
Specified tensile strength r0, be set to 630n/mm for conveyer belt, 800 n/mm, 1000 n/mm, 1250 n/mm, 1600
N/mm, 2000 n/mm, 2500 n/mm, 3150 n/mm, 3500 n/mm, 4000 n/mm, 4500 n/mm, 5000 n/mm,
5400 n/mm, 6300 n/mm.
The invention has the beneficial effects as follows: the on-line detecting system of conveyer belt tensile strength on-line detecting system of the present invention and
Method, by the improvement to belt conveyor, has filled up the blank of the on-line checking of conveyer belt tensile strength it is achieved that due to defeated
The serious accident sending ruptured belt not leading to tensile strength etc. to cause, improve conveyer belt use can
By property, have a good application prospect.
Brief description
Fig. 1 is the structural representation of the on-line detecting system of conveyer belt tensile strength on-line detecting system of the present invention.
Fig. 2 is that the redundancy of the present invention conveys band edge guide mechanism or the structural representation of storage conveying band edge guide mechanism
Figure.
In accompanying drawing, the implication of labelling is as follows:
1: fixture unit；2: load cell；3: control unit；4: conveyer belt guide mechanism；401: redundancy conveying band edge conduction band machine
Structure；402: storage conveying band edge guide mechanism；5: conduction band wheel support；6: the first directive wheels；7: the second directive wheels；8: the three guiding
Wheel；9: the four directive wheels；10: the five directive wheels；11: motor；12: sliding tray.
Specific embodiment
Below in conjunction with Figure of description, the present invention is further illustrated.
As shown in figure 1, the conveyer belt tensile strength on-line detecting system of the present invention, including conveyer belt fixture unit 1, dynamometry
Unit 2, control unit 3 and conveyer belt guide mechanism 4,
Described fixture unit 1 is arranged on the fixed pedestal below conveyer belt, and described load cell 2 is arranged on fixture unit 1,
For testing conveyer belt instantaneously online tension values, described conveyer belt guide mechanism 4 include redundancy conveying band edge guide mechanism 401,
Storage conveying band edge guide mechanism 402, described redundancy conveying band edge guide mechanism 401, storage 402 points of band edge guide mechanism of conveying
It is not arranged on two ends of conveyer belt,
Described redundancy conveys band edge guide mechanism 401 and is used for discharging the conveyer belt of redundancy, and described storage conveys band edge guide mechanism
402 are used for receiving the conveyer belt of redundancy, to ensure that conveyer belt conveyer belt when tensile strength is tested normally runs；
Described conveyer belt fixture unit 1, load cell 2, conveyer belt guide mechanism 4 are connected with control unit 3 respectively, described control
Unit 3 processed is used for controlling conveyer belt fixture unit 1, load cell 2, conveyer belt guide mechanism 4 to run or restore, and according to connecing
The conveyer belt instantaneously online tensile strength values of load cell 2 output received, and judge conveyer belt tensile strength whether qualified.
Described conveyer belt fixture unit 1, load cell 2, those skilled in the art adopt fixture of the prior art and survey
Power structure, you can realize.
Described redundancy conveying band edge guide mechanism 401, storage conveying band edge guide mechanism 402 structure are identical, in left and right right
Claim respectively in two ends of conveyer belt, as shown in Fig. 2 all include conduction band wheel support 5, the first directive wheel 6, the second directive wheel 7,
3rd directive wheel 8, the 4th directive wheel 9, the 5th directive wheel 10, motor 11, described conduction band wheel support 5 is installed on the ground,
Described first directive wheel 6, the second directive wheel 7 are arranged on the superiors of conduction band wheel support 5, and are used for through conveying between the two
Band, described 3rd directive wheel 8 is arranged in the sliding tray 12 in conduction band wheel support 5 intermediate layer, and described motor 11 is arranged on leads
On wheeled stand 5, for controlling the 3rd directive wheel 8 to reciprocatingly slide in sliding tray 12, realize storage or release conveyer belt, institute
State the 4th directive wheel 9, the 5th directive wheel 10 is arranged on the orlop of conduction band wheel support 5, in forward and backward set gradually defeated for guiding
Send band.
Based on a kind of online test method of above-mentioned conveyer belt tensile strength on-line detecting system, comprise the following steps,
Step (1), configures specified tensile strength r0 of current conveyer belt, conveyer tape speed v, detection conveying by control unit 3
The band tensile strength time is t, obtains detecting during conveyer belt tensile strength after conveyer belt fixture unit 1 clamping conveying belt, defeated
Send the redundant length l of bandRedundancy=v*t, and lStorage=lRedundancy, lStorageStorage length for conveyer belt it is ensured that conveyer belt normally run, when
Specified tensile strength r0 of front conveyer belt, for steel cable core conveying belt setting scope between 630n/mm-6300 n/mm,
Specified tensile strength r0 of current conveyer belt, is set to 630n/mm for conveyer belt, 800 n/mm, 1000 n/mm, and 1250
N/mm, 1600 n/mm, 2000 n/mm, 2500 n/mm, 3150 n/mm, 3500 n/mm, 4000 n/mm, 4500 n/mm,
5000 n/mm, 5400 n/mm, 6300 n/mm, certain the method is not just for the online tensile strength of Steel cord transmission belt
Detection, is also applied for the detection of other types conveyer belt online tensile strength；
Step (2), controls conveyer belt fixture unit 1 clamping conveying belt by control unit 3, the band edge conduction band machine of redundancy conveying simultaneously
Structure 401, storage conveying band edge guide mechanism 402 work, and described redundancy conveys the conveying that band edge guide mechanism 401 discharges redundancy
Band, storage conveying band edge guide mechanism 402 is started to receive and is continued on before clockwise with conveyer tape speed v due to conveyer belt
The conveyer belt of redundancy occurs during entering；
Step (3), controls load cell 2 to test by control unit 3 defeated in conveyer belt fixture unit 1 clamping course of conveying
Send band current elongation power f；
Step (4), control unit 3, according to formula 1, obtains actually measured tensile strength r,
r=f*c/b 1
Wherein, f is the conveyer belt current elongation power in clamping course of conveying, and c is the longitudinal steel wire rope number of conveyer belt, and b is defeated
Send the nominal width of band；
Step (5), controls conveyer belt fixture unit 1 to unclamp conveyer belt by control unit 3, and meanwhile, described redundancy conveys band edge
Guide mechanism 401, storage conveying band edge guide mechanism 402 restore, and described redundancy conveying band edge guide mechanism 401 is gradually received superfluous
Remaining conveyer belt, described storage conveys the redundancy conveyer belt of band edge guide mechanism 402 release storage；
Step (6), control unit 3 is contrasted with specified tensile strength r0 by actually measured tensile strength r, if r >=r0*
When 90%, the tensile strength of conveyer belt is qualified；During r ＜ r0*90%, current conveyer belt has been unsatisfactory for the requirement of tensile strength, control
Unit 3 processed starts warning system, and controlling transmission machine is shut down.
In sum, the on-line detecting system of conveyer belt tensile strength on-line detecting system of the present invention and method, pass through
Improvement to belt conveyor, filled up the blank of the on-line checking of conveyer belt tensile strength it is achieved that due to conveyer belt stretching
Insufficient strength and serious accident that ruptured belt of leading to etc. causes, improve the reliability of the use of conveyer belt, tool
There is good application prospect.
Ultimate principle, principal character and the advantage of the present invention have been shown and described above.The technical staff of the industry should
Understand, the present invention is not restricted to the described embodiments, the simply explanation present invention's described in above-described embodiment and description is former
Reason, without departing from the spirit and scope of the present invention, the present invention also has various changes and modifications, these changes and improvements
Both fall within scope of the claimed invention.Claimed scope is by appending claims and its equivalent circle.
Fixed.
Claims (5)
1. a kind of conveyer belt tensile strength on-line detecting system it is characterised in that: include conveyer belt fixture unit (1), dynamometry list
First (2), control unit (3) and conveyer belt guide mechanism (4),
Described fixture unit (1) is arranged on the fixed pedestal below conveyer belt, and described load cell (2) is arranged on fixture unit
(1), on, for testing conveyer belt instantaneously online tension values, described conveyer belt guide mechanism (4) includes redundancy conveying band edge conduction band
Mechanism (401), storage conveying band edge guide mechanism (402), described redundancy conveying band edge guide mechanism (401), storage conveyer belt
End guide mechanism (402) is separately positioned on two ends of conveyer belt,
Described redundancy conveys band edge guide mechanism (401) and is used for discharging the conveyer belt of redundancy, and described storage conveys band edge conduction band machine
Structure (402) is used for receiving the conveyer belt of redundancy, to ensure that conveyer belt conveyer belt when tensile strength is tested normally runs；
Described conveyer belt fixture unit (1), load cell (2), conveyer belt guide mechanism (4) are connected with control unit (3) respectively
Connect, described control unit (3) is used for controlling conveyer belt fixture unit (1), load cell (2), conveyer belt guide mechanism (4) to run
Or restore, and the conveyer belt instantaneously online tensile strength values being exported according to the load cell (2) receiving, and judge conveyer belt
Whether tensile strength is qualified.
2. a kind of conveyer belt tensile strength on-line detecting system described in 1 is wanted according to right it is characterised in that: described redundancy conveying
Band edge guide mechanism (401), storage conveying band edge guide mechanism (402) structure are identical, in left and right symmetrically respectively in conveyer belt
Two ends, all include conduction band wheel support (5), the first directive wheel (6), the second directive wheel (7), the 3rd directive wheel (8), the 4th lead
To wheel (9), the 5th directive wheel (10), motor (11), described conduction band wheel support (5) is installed on the ground, and described first leads
It is arranged on the superiors of conduction band wheel support (5) to wheel (6), the second directive wheel (7), and be used for through conveyer belt, institute between the two
State the 3rd directive wheel (8) to be arranged in the sliding tray (12) in conduction band wheel support (5) intermediate layer, described motor (11) is arranged on
On conduction band wheel support (5), for controlling the 3rd directive wheel (8) to reciprocatingly slide in sliding tray (12), realize storage or discharge
Conveyer belt, described 4th directive wheel (9), the 5th directive wheel (10) are arranged on the orlop of conduction band wheel support (5), in forward and backward according to
Secondary be provided for guide conveyer belt.
3. the online test method based on a kind of conveyer belt tensile strength on-line detecting system described in claim 1, its feature
It is: comprise the following steps,
Step (1), defeated by specified tensile strength r0 of control unit (3) the current conveyer belt of configuration, conveyer tape speed v, detection
Send the band tensile strength time to be t, obtain detecting conveyer belt fixture unit (1) clamping conveying belt during conveyer belt tensile strength
Afterwards, the redundant length l of conveyer beltRedundancy=v*t, and lStorage=lRedundancy, lStorageStorage length for conveyer belt it is ensured that conveyer belt normally transport
OK；
Step (2), controls conveyer belt fixture unit (1) clamping conveying belt by control unit (3), and the band edge of redundancy conveying simultaneously is led
Band mechanism (401), storage conveying band edge guide mechanism (402) work, described redundancy conveying band edge guide mechanism (401) release is superfluous
Remaining conveyer belt, it is suitable because conveyer belt is continued on conveyer tape speed v that storage conveying band edge guide mechanism (402) starts storage
The conveyer belt of redundancy in clockwise during advancing；
Step (3), controls load cell (2) test to clamp course of conveying in conveyer belt fixture unit (1) by control unit (3)
In conveyer belt current elongation power f；
Step (4), control unit (3), according to formula (1), obtains actually measured tensile strength r,
R=f*c/b (1)
Wherein, f is the conveyer belt current elongation power in clamping course of conveying, and c is the longitudinal steel wire rope number of conveyer belt, and b is defeated
Send the nominal width of band；
Step (5), controls conveyer belt fixture unit (1) to unclamp conveyer belt by control unit (3), meanwhile, described redundancy conveying
Band edge guide mechanism (401), storage conveying band edge guide mechanism (402) are restored, described redundancy conveying band edge guide mechanism (401)
Gradually receive redundancy conveyer belt, described storage conveys the redundancy conveyer belt of band edge guide mechanism (402) release storage；
Step (6), control unit (3) is contrasted with specified tensile strength r0 by actually measured tensile strength r, if r >=r0*
When 90%, the tensile strength of conveyer belt is qualified；During r ＜ r0*90%, current conveyer belt has been unsatisfactory for the requirement of tensile strength, control
Unit (3) processed starts warning system, and controlling transmission machine is shut down.
4. conveyer belt tensile strength on-line detecting system according to claim 3 online test method it is characterised in that:
Specified tensile strength r0 of current conveyer belt, for steel cable core conveying belt setting scope 630n/mm-6300 n/mm it
Between.
5. conveyer belt tensile strength on-line detecting system according to claim 4 online test method it is characterised in that:
Specified tensile strength r0 of current conveyer belt, is set to 630n/mm for conveyer belt, 800 n/mm, 1000 n/mm, and 1250
N/mm, 1600 n/mm, 2000 n/mm, 2500 n/mm, 3150 n/mm, 3500 n/mm, 4000 n/mm, 4500 n/mm,
5000 n/mm, 5400 n/mm, 6300 n/mm.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610960305.6A CN106347967B (en) | 2016-11-04 | 2016-11-04 | A kind of conveyer belt tensile strength on-line detecting system and method |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610960305.6A CN106347967B (en) | 2016-11-04 | 2016-11-04 | A kind of conveyer belt tensile strength on-line detecting system and method |
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| Publication Number | Publication Date |
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| CN106347967A true CN106347967A (en) | 2017-01-25 |
| CN106347967B CN106347967B (en) | 2018-08-17 |
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ID=57864923
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2016
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| JP2000289836A (en) * | 1999-04-02 | 2000-10-17 | Nippon Steel Corp | Pulley lagging wear diagnosis method of tandem driving belt conveyor |
| CN102673977A (en) * | 2012-04-17 | 2012-09-19 | 安徽理工大学 | Device and method for real-time detection of tearing of coal conveying belt |
| CN105417014A (en) * | 2015-12-02 | 2016-03-23 | 中国神华能源股份有限公司 | Full-automatic tensioning control system and method used for rubber belt machine |
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| CN106347967B (en) | 2018-08-17 |
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