CN103922074A - Electronic belt scale conveyor - Google Patents
Electronic belt scale conveyor Download PDFInfo
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- CN103922074A CN103922074A CN201410180502.7A CN201410180502A CN103922074A CN 103922074 A CN103922074 A CN 103922074A CN 201410180502 A CN201410180502 A CN 201410180502A CN 103922074 A CN103922074 A CN 103922074A
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- speed measuring
- belt
- measuring drum
- lower edge
- electronic balance
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Abstract
The invention discloses an electronic belt scale conveyor comprising a support, a feeding hopper, a belt conveying mechanism, a front fixing carrier roller set, a rear fixing carrier roller set, an electronic belt scale, a speed measuring roller, a speed measuring device and a counter. The belt conveying mechanism comprises a gear motor, a drive wheel, a driven wheel, a pre-tensioning mechanism and a belt. The electronic belt scale conveyor is characterized in that the speed measuring roller is arranged on the support in a rotatable mode through a bearing, the lower edge of the speed measuring roller is lower than a connecting line of the lower edge of the drive wheel and the lower edge of the driven wheel, the inner side face of a return belt bypasses the lower portion of the speed measuring roller, and the return belt of the belt makes surface contact with the speed measuring roller. The speed measuring device is arranged on the support and connected with the speed measuring roller so that rotation speed of the speed measuring roller can be detected. Disengaging, slipping and off tracking between the speed measuring roller and the belt can be effectively prevented, and detection precision is improved.
Description
Technical field
The present invention relates to the weight measurement field of convey materials, particularly a kind of belted electronic balance conveyer.
Background technology
Belted electronic balance conveyer is that belted electronic balance is installed in the middle of belt conveying frame, in the situation that not interrupting logistics, by belted electronic balance, the instantaneous weight of material is measured, and in conjunction with the delivery speed of belt, material is carried out to continuous dynamic weighing.At present there are two kinds for the delivery speed method of measurement of belt, a kind of method is directly to obtain the delivery speed of belt by measuring the rotating speed of motor, but because the elasticity of belt in material conveying process often changes, therefore the error of the delivery speed obtaining by the rotating speed of motor is larger.Another method is directly the real time execution speed of belt to be measured, this method is to arrange one to be driven the speed measuring drum rotating by belt, the rotating speed that utilizes velometer to detect speed measuring drum obtains the delivery speed of belt, because speed measuring drum and belt are that line contacts, same because the elasticity of belt often changes, easily cause belt to depart from speed measuring drum, and the surface of belt is often stained with material, speed measuring drum and belt easily skid, the actual speed that causes speed measuring drum to record is lower than the true velocity of belt, calculates inaccurate.
The information that is disclosed in this background technology part is only intended to increase the understanding to general background of the present invention, and should not be regarded as admitting or imply that in any form this information structure has been the known prior art of persons skilled in the art.
Summary of the invention
The object of the present invention is to provide a kind of belted electronic balance conveyer, thereby overcome the shortcoming that existing speed measuring drum is easy and belt disengaging occurs and skids.
For achieving the above object, the invention provides a kind of belted electronic balance conveyer, comprising: support, feeder hopper, belt conveyor, front fixing carrying roller group, rear fixing carrying roller group, belted electronic balance, speed measuring drum, velometer and calculator; Described belt conveyor comprises reducing motor, driving wheel, flower wheel, pre-tightening mechanism and belt; Described velometer is arranged on described support and with described speed measuring drum and is connected; Wherein, described speed measuring drum is arranged on described support in the mode that can rotate by bearing, and the lower edge of described speed measuring drum is lower than the connection lead of the lower edge of described driving wheel and the lower edge of described flower wheel; The medial surface of the backhaul band of described belt is walked around the bottom of described speed measuring drum, so that the backhaul band of described belt and the way of contact of described speed measuring drum are that face contacts.
Preferably, in technique scheme, also comprise that one is arranged on described support and is positioned at the transition cylinder of described speed measuring drum one side, this transition cylinder is higher than described speed measuring drum, and the lateral surface of the backhaul band of described belt is walked around the top of this transition cylinder.
Preferably, in technique scheme, the upper limb of described transition cylinder is lower than the connection lead of the lower edge of described driving wheel and the lower edge of described flower wheel, and the upper limb of described transition cylinder and the distance of this connection lead equal the thickness of described belt.
Preferably, in technique scheme, described transition cylinder is positioned at the front side of described speed measuring drum along the backhaul direction of belt travel of described belt.
Preferably, in technique scheme, described speed measuring drum is arranged at the middle part of the backhaul band of described belt.
Compared with prior art, the present invention has following beneficial effect: speed measuring drum of the present invention is that face contacts with the way of contact of the medial surface of the backhaul band of belt, can increase active area, effectively prevent that belt from departing from speed measuring drum or occurring skidding, ensure that the rotating speed of speed measuring drum and the running velocity of belt are consistent, improve accuracy of detection.And the present invention is also provided with a transition cylinder, it can ensure that speed measuring drum and belt have long-pending compared with large contact surface time, reduces entire length and the suspension travel of belt, improves the stability of belt operation, and avoids speed measuring drum and belt to occur deviation phenomenon.
Brief description of the drawings
Fig. 1 is according to the structural representation of belted electronic balance conveyer of the present invention.
Fig. 2 is to cutaway view according to the B-B of Fig. 1 of belted electronic balance conveyer of the present invention.
Main description of reference numerals:
1-support, 11-sets a roof beam in place, 12-leg; 2-feeder hopper; Fixing carrying roller group before 3-; 4-belted electronic balance; 41-floating idler roller group, 42-fixes crane span structure, the 43-crane span structure that floats, 44-LOAD CELLS; After 5-, fix carrying roller group; 6-belt conveyor, 61-belt, 611-load-transfer device, 612-backhaul band, 62-driving wheel, 63-reducing motor, 64-flower wheel, 65-pre-tightening mechanism; 7-calculator; 8-speed measuring drum, 81-velometer, 82-velometer frame; 9-transition cylinder; 10-material.
Detailed description of the invention
Below in conjunction with accompanying drawing, the specific embodiment of the present invention is described in detail, but is to be understood that protection scope of the present invention is not subject to the restriction of detailed description of the invention.
Unless separately there is other clearly to represent, otherwise in whole specification sheets and claims, term " comprises " or its conversion was stated being understood to include as " comprising " or " including " etc. element or component part, and do not get rid of other element or other component part.
As depicted in figs. 1 and 2, according to a kind of belted electronic balance conveyer of the specific embodiment of the invention, it comprises: support 1, feeder hopper 2, belt conveyor 6, front fixing carrying roller group 3, rear fixing carrying roller group 5, belted electronic balance 4, velometer 81 and calculator 7; Support 1 comprises sets a roof beam in place 11 and some to leg 12, front fixing carrying roller group 3 and rear fixing carrying roller group 5 are arranged at respectively 11 the front and rear of setting a roof beam in place, belted electronic balance 4 is arranged at 11 the middle part of setting a roof beam in place, and its front end is corresponding with front fixing carrying roller group 3, and rear end is corresponding with rear fixing carrying roller group 5.Belted electronic balance 4 comprises fixing crane span structure 42, floating idler roller group 41, float crane span structure 43 and LOAD CELLS 44, belted electronic balance 4 is arranged on support 1 by fixing crane span structure 42, and floating idler roller group 41 is installed on floats on crane span structure 43, the carrying roller of floating idler roller group 41 is identical with the height of the carrying roller of front fixing carrying roller group 3 and rear fixing carrying roller group 5, the bottom of unsteady crane span structure 43 is provided with LOAD CELLS 44, LOAD CELLS 44 is cantilever beam type LOAD CELLS, its precision is high, overload-resistant, excessively tired, offset load resistance is strong.The carrier roller integral of front fixing carrying roller group 3, rear fixing carrying roller group 5 and floating idler roller group 41 is groove shape.
Belt conveyor 6 comprises reducing motor 63, driving wheel 62, flower wheel 64, pre-tightening mechanism 65 and belt 61, flower wheel 64 is arranged at 11 the front end of setting a roof beam in place, driving wheel 62 is arranged at 11 the rear end of setting a roof beam in place, belt 61 solderless wrapped connections are between flower wheel 64 and driving wheel 62, and the load-transfer device 611 of belt 61 is laid on the carrying roller of front fixing carrying roller group 3, rear fixing carrying roller group 5 and floating idler roller group 41, the carrying roller of groove shape can make to be accordingly groove shape through the belt of carrying roller, in the time of the conveying to material 10, can make material 10 more concentrated, avoid the shake of material 10 and drop.Flower wheel 64 and pre-tightening mechanism 65 are connected to adjust the elasticity of belt 61, and driving wheel 62 is driven and rotated by reducing motor 63.Feeder hopper 2 is arranged at the top of 11 front ends of setting a roof beam in place, and corresponding with the front portion of the load-transfer device 611 of belt 61.
As shown in Figure 1, on a pair of leg 12 at the middle part of support 1, be provided with a speed measuring drum 8, speed measuring drum 8 is arranged at this on leg 12 by bearing in the mode that can rotate, and its lower edge is lower than the connection lead of the lower edge of driving wheel 62 and the lower edge of flower wheel 64, the medial surface of the backhaul band 612 of belt 61 is walked around the bottom of speed measuring drum 8, the middle part of backhaul band 612 is pulled down by speed measuring drum 8, have angle with shape, the angle of backhaul band 612 is wrapped on the part face of cylinder of speed measuring drum 8 lower edges, making the medial surface of backhaul band 612 and the way of contact of the lower edge of speed measuring drum 8 is that face contacts, therefore speed measuring drum 8 has the effect of tightening belt 61, it can prevent that belt 61 from departing from the application force of speed measuring drum 8 and increase and speed measuring drum 8 when inconsistent because of elasticity, because the medial surface of backhaul band 612 does not contact with material, can not be stained with material, the simultaneously face way of contact of itself and speed measuring drum 8 can increase the active area of power, can effectively prevent like this generation of the situation of skidding.As shown in Figure 2, velometer 81 is fixedly installed on leg 12 by velometer frame 82, and it is connected the running velocity to obtain belt 61 by the speed that detects speed measuring drum 8 with speed measuring drum 8.Calculator 7 is arranged on support 1, and it is connected with velometer 81 and LOAD CELLS 44 by signal wire (SW), and its detection data for collect mail velometer 81 and LOAD CELLS 44 COMPREHENSIVE CALCULATING go out the weight of material 10.
Further, as shown in Figure 1, set a roof beam in place on 11 and be also provided with a transition cylinder 9, this transition cylinder 9 is positioned at the front side of speed measuring drum 8 along backhaul band 612 moving directions of belt 61, it is arranged on a pair of leg 12 between speed measuring drum 8 and flower wheel 64 in the mode that can rotate by bearing, and the connection lead of the lower edge of its lower edge lower than driving wheel 62 and flower wheel 64, the distance of the connection lead of the lower edge of the upper limb of transition cylinder 9 and driving wheel 62 and the lower edge of flower wheel 64 is the thickness of belt 61.The backhaul band 612 of belt 61 is walked around the top of walking around again transition cylinder 9 after speed measuring drum 8 by lateral surface, transition cylinder 9 makes the backhaul band 612 recovery levels again of belt 61, it can reduce backhaul band 612 and walk around the angle of surveying the 8 rear formation of cylinder cylinder, thereby increase the area of contact of speed measuring drum 8 and backhaul band 612 medial surfaces, make speed measuring drum 8 not need to arrange to such an extent that very lowly just can obtain enough large area of contact, it is in reducing the overall length of belt 61, can also reduce the suspension length of backhaul band 612, further ensure that belt 61 moves steadily and prevent belt 61 sideslips, thereby ensure speed measuring drum 8 energy stable rotation, improve accuracy of detection.
Material 10 drops on belt 61 through feeder hopper 2, and belt 61 is transported in the past fixing material 10 carrying roller group 3 after belted electronic balance 4, is measured the weight of material by belted electronic balance 4.In the operational process of belt 61, speed measuring drum 8 synchronously rotates under the drive of belt 61, because speed measuring drum 8 and the medial surface of backhaul band 612 are that face contacts, and be also provided with transition cylinder 9 and improve the degree of tension of belt 61 and reduce the suspension length of belt 61, can further reduce belt 61 and move time because of the variation of elasticity cause backhaul band 612 and speed measuring drum 8 disengaging, skid or sideslip.The rotating speed of speed measuring drum 8 can reflect the running velocity of belt 61 in real time, thereby guarantees accurately to calculate the weight of material 10.
The aforementioned description to concrete exemplary of the present invention is in order to illustrate and the object of illustration.These descriptions not want the present invention to be defined as disclosed precise forms, and obviously, according to above-mentioned instruction, can much change and change.Exemplary embodiment is selected and the object described is to explain certain principles of the present invention and practical application thereof, thereby made those skilled in the art can realize and utilize various exemplary of the present invention and various selection and change.Scope of the present invention is intended to be limited by claims and equivalents thereof.
Claims (5)
1. a belted electronic balance conveyer, comprising: support, feeder hopper, belt conveyor, front fixing carrying roller group, rear fixing carrying roller group, belted electronic balance, speed measuring drum, velometer and calculator; Described belt conveyor comprises reducing motor, driving wheel, flower wheel, pre-tightening mechanism and belt; Described velometer is arranged on described support and with described speed measuring drum and is connected; It is characterized in that, described speed measuring drum is arranged on described support in the mode that can rotate by bearing, and the lower edge of described speed measuring drum is lower than the connection lead of the lower edge of described driving wheel and the lower edge of described flower wheel; The medial surface of the backhaul band of described belt is walked around the bottom of described speed measuring drum, contacts so that the medial surface of backhaul band of described belt and the way of contact of described speed measuring drum are face.
2. belted electronic balance conveyer according to claim 1, is characterized in that, also comprises that one is arranged on described support and is positioned at the transition cylinder of described speed measuring drum one side, and this transition cylinder is higher than described speed measuring drum; The lateral surface of the backhaul band of described belt is walked around the top of this transition cylinder.
3. belted electronic balance conveyer according to claim 2, it is characterized in that, the upper limb of described transition cylinder is lower than the connection lead of the lower edge of described driving wheel and the lower edge of described flower wheel, and the upper limb of described transition cylinder and the distance of this connection lead equal the thickness of described belt.
4. belted electronic balance conveyer according to claim 2, is characterized in that, described transition cylinder is positioned at the front side of described speed measuring drum along the backhaul direction of belt travel of described belt.
5. belted electronic balance conveyer according to claim 1, is characterized in that, described speed measuring drum is arranged at the middle part of the backhaul band of described belt.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410180502.7A CN103922074A (en) | 2014-04-30 | 2014-04-30 | Electronic belt scale conveyor |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410180502.7A CN103922074A (en) | 2014-04-30 | 2014-04-30 | Electronic belt scale conveyor |
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| Publication Number | Publication Date |
|---|---|
| CN103922074A true CN103922074A (en) | 2014-07-16 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201410180502.7A Pending CN103922074A (en) | 2014-04-30 | 2014-04-30 | Electronic belt scale conveyor |
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Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104129614A (en) * | 2014-07-25 | 2014-11-05 | 湖州丰盛新材料有限公司 | Oblique carrier roller with weighing and metering system |
| CN104326217A (en) * | 2014-10-21 | 2015-02-04 | 无锡华中科技有限公司 | Driven roller installation structure |
| CN106370277A (en) * | 2016-08-19 | 2017-02-01 | 安徽元琛环保科技股份有限公司 | Dynamic weighing system for use in industrial de-dusting filter cloth weaving technology |
| CN108692799A (en) * | 2017-04-10 | 2018-10-23 | 梅特勒-托利多(常州)测量技术有限公司 | Eliminate the weight detecting system and check weighing data processing method of roller rotation interference |
| CN110702204A (en) * | 2019-10-18 | 2020-01-17 | 酒泉钢铁(集团)有限责任公司 | Method for solving errors of electronic belt scale chain code calibration and physical calibration |
| CN112224933A (en) * | 2020-11-25 | 2021-01-15 | 邹城兖矿泰德工贸有限公司 | Automatic watering device of belt feeder |
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|---|---|---|---|---|
| GB861267A (en) * | 1959-03-02 | 1961-02-15 | Schenck Gmbh Carl | Improvements in or relating to weigh belt feeders |
| EP0565740A1 (en) * | 1992-04-11 | 1993-10-20 | Carl Schenck Ag | Method and apparatus for determining the extraction flow rate of a belt weigher |
| CN2563558Y (en) * | 2002-08-08 | 2003-07-30 | 长沙超凡电脑***有限公司 | Dynamic continuous metering small flow electronic belt scale |
| CN2669150Y (en) * | 2003-12-15 | 2005-01-05 | 王子军 | Two-way feeding electronic belt balance |
| CN101561311A (en) * | 2009-06-01 | 2009-10-21 | 玉溪市浩森工贸有限公司 | Suspension-type electronic belt scale capable of detecting tare weight in real time |
| CN203877341U (en) * | 2014-04-30 | 2014-10-15 | 广西南宁市共展非衡电子科技有限公司 | Electronic belt scale conveyor |
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2014
- 2014-04-30 CN CN201410180502.7A patent/CN103922074A/en active Pending
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB861267A (en) * | 1959-03-02 | 1961-02-15 | Schenck Gmbh Carl | Improvements in or relating to weigh belt feeders |
| EP0565740A1 (en) * | 1992-04-11 | 1993-10-20 | Carl Schenck Ag | Method and apparatus for determining the extraction flow rate of a belt weigher |
| CN2563558Y (en) * | 2002-08-08 | 2003-07-30 | 长沙超凡电脑***有限公司 | Dynamic continuous metering small flow electronic belt scale |
| CN2669150Y (en) * | 2003-12-15 | 2005-01-05 | 王子军 | Two-way feeding electronic belt balance |
| CN101561311A (en) * | 2009-06-01 | 2009-10-21 | 玉溪市浩森工贸有限公司 | Suspension-type electronic belt scale capable of detecting tare weight in real time |
| CN203877341U (en) * | 2014-04-30 | 2014-10-15 | 广西南宁市共展非衡电子科技有限公司 | Electronic belt scale conveyor |
Cited By (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104129614A (en) * | 2014-07-25 | 2014-11-05 | 湖州丰盛新材料有限公司 | Oblique carrier roller with weighing and metering system |
| CN104326217A (en) * | 2014-10-21 | 2015-02-04 | 无锡华中科技有限公司 | Driven roller installation structure |
| CN106370277A (en) * | 2016-08-19 | 2017-02-01 | 安徽元琛环保科技股份有限公司 | Dynamic weighing system for use in industrial de-dusting filter cloth weaving technology |
| CN108692799A (en) * | 2017-04-10 | 2018-10-23 | 梅特勒-托利多(常州)测量技术有限公司 | Eliminate the weight detecting system and check weighing data processing method of roller rotation interference |
| CN108692799B (en) * | 2017-04-10 | 2020-04-07 | 梅特勒-托利多(常州)测量技术有限公司 | Weight checking system for eliminating roller rotation interference and weight checking data processing method |
| CN110702204A (en) * | 2019-10-18 | 2020-01-17 | 酒泉钢铁(集团)有限责任公司 | Method for solving errors of electronic belt scale chain code calibration and physical calibration |
| CN110702204B (en) * | 2019-10-18 | 2021-06-08 | 酒泉钢铁(集团)有限责任公司 | Method for solving errors of electronic belt scale chain code calibration and physical calibration |
| CN112224933A (en) * | 2020-11-25 | 2021-01-15 | 邹城兖矿泰德工贸有限公司 | Automatic watering device of belt feeder |
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Application publication date: 20140716 |