CN103616061B - From connection formula double bracket roller weighing device - Google Patents
From connection formula double bracket roller weighing device Download PDFInfo
- Publication number
- CN103616061B CN103616061B CN201310611250.4A CN201310611250A CN103616061B CN 103616061 B CN103616061 B CN 103616061B CN 201310611250 A CN201310611250 A CN 201310611250A CN 103616061 B CN103616061 B CN 103616061B
- Authority
- CN
- China
- Prior art keywords
- connecting plate
- little
- spindle nose
- weighing
- weighing device
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Active
Links
Landscapes
- Force Measurement Appropriate To Specific Purposes (AREA)
- Structure Of Belt Conveyors (AREA)
Abstract
From connection formula double bracket roller weighing device, it is characterized in that, include the connecting plate (1) by two parallel carrying rollers (7) are parallel with two pieces and connect rectangular frame form, be respectively arranged in two little axles (9) of two pieces of connecting plates centres, be respectively arranged at that two little axles outside connecting plate fix seat (3), two little axles are fixed seat and are connected with LOAD CELLS (2) respectively.The present invention can, number of sensors constant in the installation dimension meeting original single carrying roller weighing unit constant in the case of, make weighting device structure simple, light, compact and weighing precision be high.
Description
Technical field
The present invention relates to belted electronic balance technical field.
Background technology
In tobacco business, the weighing device of a large amount of belted electronic balances used substantially has following several at present:
Single-sensor lever weighing platform, dual sensor lever weighing platform, dual sensor list carrying roller vertical compression weighing platform, four sensors
Double bracket roller vertical compression weighing platform etc..Lever weighing platform is too much due to intermediate link factor, and this technology is the most gradually
It is eliminated；Direct press type is weighed, if using frame-type weighing platform, it is necessary to use the sensor ability of more than three
Holding a weighing platform, existing general roller-type minimum weighing unit is all single carrying roller, it is also necessary to one
Or two (during broader bandwidth must be two) piece rollers of weighing of sensor support, use two groups or more title
Weight unit must use more sensor to support.Frame-type weighing platform is heavy, and needs number of sensors
More, uneconomical, conventional idler formula weighing platform at least uses two groups of weighing units to improve stability and precision,
Required number of sensors of weighing is not less than four, according to belt conveyer scale error theory E=± 2KdFp/nqa2,
If using more carrying roller quantity n to reduce error, the weighing unit of needs is more, and number of sensors is also
More, structure complexity is the most uneconomical, and cannot meet the transformation of more existing old-fashioned carrying roller weighing platforms.
According to belt conveyer scale error theory, using more weighing carrier roller will be maybe belt conveyer scale one to high accuracy development
Inexorable trend, and reduce sensor the most as few as possible to install quantity is also the disaster needing to solve simultaneously
Topic.
Summary of the invention
It is an object of the invention to solve the deficiency that above-mentioned prior art exists, can claim meeting original single carrying roller
Weight unit installation dimension is constant, number of sensors constant in the case of, it is provided that a kind of simple in construction, light,
The connection formula double bracket roller weighing device certainly that compact and weighing precision is high.
The purpose of the present invention is achieved through the following technical solutions.
From connection formula double bracket roller weighing device, include the carrying roller parallel by two and two pieces of parallel connecting plates connect
Connect the rectangular frame of composition, be respectively arranged in two little axles in the middle of two pieces of connecting plates, be respectively arranged at connection
Two little axles outside plate fix seat, two little axles are fixed seat and are connected with LOAD CELLS respectively.
Cylinder, the spindle nose at two ends and the bearing group that carrying roller of the present invention by hollow pipe, is sleeved on outside hollow pipe
Becoming, spindle nose two ends with hollow pipe respectively in two ends is welded to form mandrel, and bearing holder (housing, cover) is contained on spindle nose, cylinder
It is sleeved on outside bearing；Two ends spindle nose inserts in the connecting hole that connecting plate is offered respectively.Described cylinder uses aluminium
Manufacture.Connecting hole lateral surface at connecting plate offers the embeddable counterbore of pressing plate, and sunk screw passes pressing plate
It is screwed into tension in spindle nose, carrying roller spindle nose is fastenedly connected with connecting plate.It is milled with plane at little axle lateral surface, little
Axle is placed in the U-type groove of fixing seat, and two regulation screws pass U-type groove top to little axial plane by little from outside
Shaft locking.Connecting plate uses high-strength alloy aluminium sheet to manufacture.
Two carrying rollers of the present invention and two pieces of connecting plates define the rectangular frame of a stabilized structure, hold in the palm in addition
Roller uses the aluminium of tubular structure and lighter in weight to manufacture, it is to avoid traditional many carrying rollers weighing unit is at frame
The bulky construction of carrying roller is fixed on frame, its simple in construction, light, compact.Little axle in the middle of connecting plate is placed
In the U-type groove of fixing seat and by two regulation screw lock, can allow by adjusting two regulation screws
Rectangular frame horizontally rotates, and reaches levelling purpose.Fixing seat is connected on LOAD CELLS, power is transmitted
On sensor.Whole framework becomes symmetrical structure centered by the axle center of little axle, offsets weight of material and forms two
Sensor is caused sideway torque by the pressure of side carrying roller, by regulation fixed seat side face regulation screw be screwed into length
Degree, makes the little axle of weighing unit rotate in fixing seat U-type groove, regulates the height of two side rollers, reach to look for
The purpose in flat face of weighing.
Invention increases idler machining number, the rigidity of belted electronic balance weighing platform can be improved, reduce because carrying roller bends
The deflection of the weighing platform caused, thus reduce the influence amount of error factor 2Fpsin α.Add torr of weighing simultaneously
Effective metering section length of roller, can improve the weight of material of weighing platform up-sampling, reduces tare weight and changes at whole title
Influence amount in Chong, makes the measuring accuracy of belt conveyer scale and long-time stability improve further.
Accompanying drawing explanation
Fig. 1 is existing belted electronic balance weighing platform pressure distribution and effective metering section length schematic diagram；
Fig. 2 is to use the belted electronic balance weighing platform pressure distribution of weighing device of the present invention and effective metering section length
Schematic diagram；
Fig. 3 is to use single belted electronic balance schematic diagram organizing weighing unit of the present invention；
Fig. 4 is the I partial enlarged view of Fig. 3；
Fig. 5 is the top view of Fig. 3；
Fig. 6 is the belted electronic balance schematic diagram using two groups of weighing devices of the present invention.
In figure, 1 connecting plate, 2 LOAD CELLSs, 3 fix seat, 3a regulation screw, 4 pressing plates,
5 belts, 6 transition carrier rollers, 7 carrying rollers, 7a spindle nose, 7b hollow pipe, 7c cylinder, 8 bearings,
9 little axles, the little axial plane of 9a, 10 sunk screws.
Detailed description of the invention
Shown in Fig. 3, Fig. 4, Fig. 5, it it is an electronics skin of single group present invention and two groups of transition carrier roller 6 compositions
Belt scale weighing platform form.The present invention includes carrying roller 7 He parallel by two from connection formula double bracket roller weighing device
Two pieces of parallel connecting plates 1 connect the rectangular frame of composition, are respectively arranged in two in the middle of two pieces of connecting plates
Little axle 9, be respectively arranged at two little axles outside connecting plate fix 3, two little axles of seat fix seat respectively with title
The load-bearing end of weight sensor 2 connects.Cylinder 7c that carrying roller by hollow pipe 7b, is sleeved on outside hollow pipe, two ends
Spindle nose 7a and bearing 8 form, spindle nose 7a two ends with hollow pipe 7b respectively in two ends is welded to form mandrel,
Bearing 8 is sleeved on spindle nose 7a, and cylinder 7c is sleeved on outside bearing 8；Two ends spindle nose 7a inserts connection respectively
In the connecting hole that plate 1 is offered, positioned by the shaft shoulder on spindle nose 7a.Cylinder 7c uses aluminium to manufacture.Even
Fishplate bar 1 uses high-strength alloy aluminium sheet to manufacture.Connecting hole lateral surface at connecting plate 1 offers pressing plate 4 can
The counterbore embedded, sunk screw 10 is strained, by carrying roller spindle nose 7a and company in being screwed into spindle nose 7a through pressing plate 4
Fishplate bar 1 is fastenedly connected.Being milled with plane at little axle 9 lateral surface, little axle is placed in the U-type groove of fixing seat 3,
Two regulation screw 3a pass U-type groove top to little axial plane 9a by little shaft locking from outside.Owing to mandrel is adopted
Be hollow pipe, cylinder aluminium is manufactured, so whole carrying roller very light in weight.Due to spindle nose cylindrical with
The endoporus of connecting plate is to cooperate with size, carrying roller axially and radially all without there being play, and adopt at connecting plate
Be high-strength alloy aluminium sheet, the intensity of whole rectangular frame, rigidity are the best, and light, energy
Meet the requirement weighed.Belt 5 is pressed on carrying roller, and the weight of material passes to, strength, list of weighing by belt
On two carrying rollers of unit, the most just strength having been passed to whole weighing frame, weighing frame passes to power to pass again
Sensor carries out signal output.Two carrying rollers become horizontal symmetry to be distributed centered by the axial line of little axle, counteract
The additional torque that framework is produced by deadweight, belt tension etc., effectively passes to real weight of material
Sensor.And use double bracket roller, improve the rigidity of weighing platform, reduce in the case of equal weight of material
Because of the deflection of the weighing platform that carrying roller bending causes, thus reduce the influence amount of error factor 2Fpsin α.Pass through
Adjust regulation screw 3a is screwed into length, so that it may so that little axle 9 rotates in the U-type groove of fixing seat 3 a little,
Little axle 3 drives whole unit framework left rotation and right rotation, can adjust the levelness of two carrying rollers of weighing unit,
Advantageously ensure that the precision and stability weighed.
For single group is weighed, in the situation that the section of weighing total length L (distances between two transition carrier rollers) is constant
Under, use the weighing unit of the present invention can increase the length of effective metering section.As it is shown in figure 1, the single torr of tradition
The effective metering section of roller weighing unit is L/2, effective metering section length such as Fig. 2 of double bracket roller weighing device of the present invention
It show 2L/3 (idlers pitch is uniform).Effectively metering section increases, and can improve the material of current weighing platform up-sampling
Weight, reduces tare weight change influence amount in whole weighing, makes measuring accuracy and the long-time stability of belt conveyer scale
Improve further.
The present invention is in addition to singly can organizing use, it is also possible to organize use more, as shown in Figure 6, is to use two groups
The double scale platform schematic diagram that apparatus of the present invention form with two transition carrier rollers 6, two groups of weighing units become symmetry
Installing, the harmful horizontal moment in course of conveying produced sensor is contrary to the effect of sensor, and one group makes
Sensor pressurized, one group makes sensor tension, just cancels out each other whole weighing system, precision and stability
Relatively single group weighing unit comes higher.When using two groups, can directly replace the most widely used
Double measuring belt scales of two groups of list carrying roller weighing units, and do not affect original control system.When using more
During many group numbers, it is proposed that use even number, the most every two compositions to be symmetrically installed, harmful level of cancelling out each other
The raising of power, beneficially measuring accuracy.
Claims (3)
1. from connection formula double bracket roller weighing device, it is characterised in that include by two parallel carrying rollers (7)
The connecting plate (1) parallel with two pieces connects the rectangular frame of composition, is respectively arranged in the middle of two pieces of connecting plates
Two little axles (9), it is respectively arranged at that two little axles outside connecting plate fix seat (3), two little axles are fixed
Seat is connected with LOAD CELLS (2) respectively；
Cylinder (7c) that carrying roller (7) by hollow pipe (7b), is sleeved on outside hollow pipe, the spindle nose (7a) at two ends
Forming with bearing (8), two ends spindle nose (7a) two ends with hollow pipe (7b) respectively is welded to form mandrel,
Bearing (8) is sleeved on spindle nose (7a), and cylinder (7c) is sleeved on bearing (8) outward；Two ends spindle nose (7a)
Insert respectively in the connecting hole that connecting plate (1) is offered；
Cylinder (7c) uses aluminium to manufacture；
Connecting hole lateral surface at connecting plate (1) offers pressing plate (4) embeddable counterbore, sunk screw
(10) tension in being screwed into spindle nose (7a) through pressing plate (4), by carrying roller spindle nose (7a) and connecting plate (1)
It is fastenedly connected.
The most according to claim 1 from connection formula double bracket roller weighing device, it is characterised in that in little axle (9)
Lateral surface is milled with plane, and little axle (9) is placed in the U-type groove of fixing seat (3), two regulations screw (3a)
From outside through U-type groove top to little axial plane (9a) by little shaft locking.
The most according to claim 1 from connection formula double bracket roller weighing device, it is characterised in that connecting plate (1)
High-strength alloy aluminium sheet is used to manufacture.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310611250.4A CN103616061B (en) | 2013-11-27 | 2013-11-27 | From connection formula double bracket roller weighing device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310611250.4A CN103616061B (en) | 2013-11-27 | 2013-11-27 | From connection formula double bracket roller weighing device |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN103616061A CN103616061A (en) | 2014-03-05 |
| CN103616061B true CN103616061B (en) | 2016-08-17 |
Family
ID=50166767
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201310611250.4A Active CN103616061B (en) | 2013-11-27 | 2013-11-27 | From connection formula double bracket roller weighing device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN103616061B (en) |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109060083B (en) * | 2018-08-23 | 2020-05-29 | 南京林业大学 | Double-metering belt scale |
Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2203446Y (en) * | 1994-10-24 | 1995-07-12 | 徐州衡器厂 | Electronic belt weigher |
| CN2731415Y (en) * | 2004-09-29 | 2005-10-05 | 济南金钟电子衡器股份有限公司 | Scale body of electronic leather belt scale |
| CN201561794U (en) * | 2009-09-28 | 2010-08-25 | 云南昆船电子设备有限公司 | Flat plate bearing type electronic belt scale |
| CN203629653U (en) * | 2013-11-27 | 2014-06-04 | 云南昆船设计研究院 | Self-coupling type double-carrier-roller weighing device |
Family Cites Families (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP4781982B2 (en) * | 2006-12-06 | 2011-09-28 | アンリツ産機システム株式会社 | Weighing device |
-
2013
- 2013-11-27 CN CN201310611250.4A patent/CN103616061B/en active Active
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2203446Y (en) * | 1994-10-24 | 1995-07-12 | 徐州衡器厂 | Electronic belt weigher |
| CN2731415Y (en) * | 2004-09-29 | 2005-10-05 | 济南金钟电子衡器股份有限公司 | Scale body of electronic leather belt scale |
| CN201561794U (en) * | 2009-09-28 | 2010-08-25 | 云南昆船电子设备有限公司 | Flat plate bearing type electronic belt scale |
| CN203629653U (en) * | 2013-11-27 | 2014-06-04 | 云南昆船设计研究院 | Self-coupling type double-carrier-roller weighing device |
Also Published As
| Publication number | Publication date |
|---|---|
| CN103616061A (en) | 2014-03-05 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN100483085C (en) | Bulk material high precision belt weighing array system | |
| CN102087157A (en) | Double-lever force standard machine and calibration and demarcation method thereof | |
| CN206919993U (en) | A kind of belted electronic balance and belt weigher system | |
| CN101464185A (en) | Dynamic on-line calibration method and system for electronic belt scale | |
| CN103616061B (en) | From connection formula double bracket roller weighing device | |
| CN203629653U (en) | Self-coupling type double-carrier-roller weighing device | |
| CN200979442Y (en) | A single-point suspended platform weighing device of a belt balance | |
| CN101793579B (en) | Calibration device of miniature pressure sensor | |
| CN202393472U (en) | Weight-detection feeding machine | |
| CN208350198U (en) | A kind of large-tonnage rail weighbridge test calibration equipment | |
| CN208672130U (en) | A kind of Standard Machine | |
| CN200972403Y (en) | Electronci belt conveyer scale | |
| CN103630224A (en) | Automatic checkweigher with ball bearing units | |
| CN201133840Y (en) | Single roller direct-pressure type electronic belt scale rack | |
| CN210221223U (en) | Conveyer of checkweigher | |
| CN201107097Y (en) | Suspending type load carrier of electronic weight belt | |
| DE2037465C3 (en) | Belt scale | |
| CN207894620U (en) | Automotive window motor dynamics power testboard | |
| CN105222956A (en) | The whole oar static balancing apparatus of a kind of tuning for Controllable Pitch Propeller | |
| CN203249681U (en) | Direct load type weighing platform | |
| CN102818608A (en) | Free float type belt weighing device | |
| CN206235287U (en) | Ore hopper car bottom door checks frock | |
| CN102788629A (en) | Semi-suspended weighing device | |
| CN104676205A (en) | Adjustable weighing ground foot | |
| CN110525887A (en) | A kind of conveying machinery has the conveying equipment of automatic gauge weighing constant speed protection |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| C10 | Entry into substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CP03 | Change of name, title or address | ||
| CP03 | Change of name, title or address |
Address after: 650051 people middle road, Panlong District, Kunming, Yunnan Province, No. 6 Patentee after: YUNNAN KSEC DESIGN RESEARCH INSTITUTE Co.,Ltd. Address before: No. 6 people middle road, Kunming, Yunnan Province, Yunnan:Kunchuan building Yunnan Kunchuan Design & Research Institute Patentee before: YUNNAN KSEC DESIGN AND RESEARCH INSTITUTE |
|
| TR01 | Transfer of patent right | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20180718 Address after: 650217 Kunming City, Yunnan Province, the east suburb Kunming Kunming Industrial Zone Patentee after: YUNNAN KUNMING SHIPBUILDING ELECTRONIC EQUIPMENT Co.,Ltd. Address before: 650051 people middle road, Panlong District, Kunming, Yunnan Province, No. 6 Patentee before: YUNNAN KSEC DESIGN RESEARCH INSTITUTE Co.,Ltd. |