CN104677480B - Counterweight automatic detection device - Google Patents
Counterweight automatic detection device Download PDFInfo
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- CN104677480B CN104677480B CN201510115053.2A CN201510115053A CN104677480B CN 104677480 B CN104677480 B CN 104677480B CN 201510115053 A CN201510115053 A CN 201510115053A CN 104677480 B CN104677480 B CN 104677480B
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Abstract
The invention provides a kind of counterweight automatic detection device, including：Counterweight containing part, comprising：Multiple counterweight stations, multiple scale pans；Weighing sections, comprising：The scale pan, the mass sensitivity unit of at least one counterweight component or at least one scale pan are placed for being layering；Gripping portion, comprising：Counterweight component is gripped into catching unit to the scale pan, the guide rail for the driver element that drives catching unit movement to be gripped and for guiding catching unit to move；And control unit, comprising：The control unit gripped based on predefined procedure and according to gripping rule control catching unit, the memory cell of the standard reduced mass of the corresponding standard test weight that is stored with, the computing unit of the reduced mass to be checked of counterweight to be checked is calculated according to standard reduced mass, scale pan quality and assembly quality and based on pre-defined algorithm.
Description
Technical field
The invention belongs to measure field of mechanical technique, and in particular to a kind of the counterweight of automatic detection to be carried out to counterweight certainly
Motion detection device.
Background technology
It is all detection manually that domestic counterweight detection means is most of at present, intervenes enterprising in mass comparator by personnel
Row quality testing.However, this manual detection device can have a strong impact on calibrating due to the error that operating personnel produce in operation
As a result.Especially milligram group counterweight, because milligram group counterweight is to be bent to form by wire by specific shape, small volume,
It is very easy to cause counterweight to deform when operating personnel are gripped with clip, so that the detection of counterweight is influenceed, and milligram group counterweight
Typically detected on the high-precision comparator of thousand a ten thousandths, any trickle personal error can have a strong impact on inspection
Determine result.
In addition, in the prior art, having a kind of can realize the automatic detection device of the unmanned automatic detection of counterweight.Existing skill
There are one-to-one comparison method and combination comparison method in art to the calibration method of counterweight, but China JJG99-2006《Weight detecting is advised
Journey》Specified in E1Grade transmits E2Grade milligram group counterweight must be detected using combination comparison method.But, it is this
Automatic detection device using combination comparison method measure when, be by counterweight carry out flush system be placed on comparator, so by
It is different in position of the combination counterweight on comparator, therefore uneven loading error is introduced into, but the presence of uneven loading error can influence most
Whole verification result.
The content of the invention
The present invention is carried out to solve above-mentioned problem, it is therefore intended that provide a kind of to counterweight progress carry out automatic precision
The counterweight automatic detection device really detected.
The invention provides a kind of counterweight automatic detection device, for being loaded automatically to multiple counterweights, and according to
Standard test weight in multiple counterweights is detected to the counterweight to be checked in multiple counterweights, it is characterised in that including：Counterweight is held
Portion, comprising：Multiple counterweight stations for being placed based on predefined procedure, it is placed on counterweight station and holds counterweight for one-to-one corresponding
Multiple scale pans；Weighing sections, for the counterweight component and counterweight to scale pan and the counterweight being contained on scale pan composition
Disk is weighed, comprising：The scale pan of at least one counterweight component or at least one scale pan is placed for being layering, scale is located at
The lower section of the center of disk simultaneously carries out weighing so as to which correspondence obtains assembly quality or scale pan matter to counterweight component or scale pan
The mass sensitivity unit of amount；Gripping portion, comprising：Counterweight component is gripped into catching unit to the scale pan, for driving gripping single
The mobile driver element so as to be gripped of member and the guide rail for guiding catching unit to move；And control unit, comprising：Base
In predefined procedure and according to the control unit that rule control catching unit is gripped is gripped, the mark for the standard test weight that is stored with is corresponded to
The memory cell of quasi- reduced mass, is calculated according to standard reduced mass, scale pan quality and assembly quality and based on pre-defined algorithm
Go out the computing unit of the reduced mass to be checked of counterweight to be checked.
In the counterweight automatic detection device that the present invention is provided, it can also have the feature that：Wherein, the scale pan has edge
The longitudinally disposed multiple Rotating fields parallel with the bottom of the scale pan, are respectively used to stack scale pan, when scale pan or counterweight component
When being stacked on corresponding Rotating fields, the center of scale pan or counterweight component is corresponding with the center of the scale pan.
In the counterweight automatic detection device that the present invention is provided, it can also have the feature that：Wherein, grip rule with
The measurement circulation pattern combined in comparison method is corresponding, and counterweight containing part is also included：Temporarily placed and contained according to measurement circulation pattern
Have the counterweight component of standard test weight or counterweight to be checked first temporarily puts station, temporarily places what is stacked according to measurement circulation pattern
Second of multiple counterweight components containing counterweight to be checked temporarily puts station.
In the counterweight automatic detection device that the present invention is provided, it may have such feature：Wherein, counterweight to be checked is milligram
The counterweight of rank, pre-defined algorithm calculates reduced mass to be checked for the correction value calculation formula in combination comparison method.
In the counterweight automatic detection device that the present invention is provided, it can also have the feature that：Wherein, gripping rule is
Measurement circulation pattern in one-to-one comparison method, counterweight containing part is also included：Temporarily placed containing mark according to measurement circulation pattern
The first of the counterweight component of quasi- counterweight temporarily puts station, temporarily places the counterweight component containing counterweight to be checked according to measurement circulation pattern
Second temporarily put station.
In the counterweight automatic detection device that the present invention is provided, it can also have the feature that：Wherein, pre-defined algorithm is
Correction value calculation formula in one-to-one comparison method calculates reduced mass to be checked.
In the counterweight automatic detection device that the present invention is provided, it can also have the feature that, in addition to：Warning part,
Catching unit and counterweight station are connected to, first station is temporarily put, second temporarily puts between station and the scale pan, for being alarmed, its
In, counterweight station, first temporarily put station, second temporarily put station, the scale pan and catching unit and be coated with conductive coating, work as catching unit
Station, second are temporarily put with counterweight station, first and temporarily puts station or when the scale pan is in contact, and warning part is activated, so as to be alarmed.
In the counterweight automatic detection device that the present invention is provided, it can also have the feature that：Wherein, weighing sections is also wrapped
Contain：Body, be located on body be used for protect the protective cover of the scale pan and for detecting that protective cover is closing or the infrared spy of opening
Device is surveyed, protective cover is included:Inner cover with opening, the outer cover being sleeved on outside inner cover and drive outer cover rotation so as to opening or
The rotating mechanism of opening is closed, after infrared detector, which detects opening, to be closed, mass sensitivity unit is just weighed.
In the counterweight automatic detection device that the present invention is provided, it can also have the feature that：Wherein, infrared acquisition is worked as
Device detect opening be opened after, control unit control execution unit enter protective cover grip the scale pan on scale pan or weight
Code character part.
The effect of invention and effect
According to counterweight automatic detection device involved in the present invention, because counterweight station is placed based on predefined procedure, counterweight
Disk is placed on counterweight station and for holding counterweight, because control unit is based on predefined procedure and according to gripping rule control gripping
Unit grips the counterweight component of correspondence counterweight station to the scale pan successively, so as to realize to the automatic loading of counterweight, in addition, counterweight component
Overlay layer by layer on the scale pan, mass sensitivity unit is weighed to the counterweight component overlayed on the scale pan so that mass sensitivity list
Member is precisely weighed the quality of counterweight component, then, calculates the folding to be checked of counterweight to be checked according to pre-defined algorithm by computing unit
Quality is calculated, therefore, counterweight automatic detection device of the invention can be realized to be loaded automatically to counterweight, again can be to multiple weights
Code character part is weighed after stacking, so as to obtain accurate testing result.
Brief description of the drawings
Fig. 1 is the structural representation of counterweight automatic detection device in embodiments of the invention；
Fig. 2 is the structural representation of the scale pan and scale pan in embodiments of the invention；
Fig. 3 is the workflow diagram of counterweight automatic detection device in embodiments of the invention；
Fig. 4 is two group counterweight components of the counterweight automatic detection device to operating process sequence number 1 in embodiments of the invention
Weigh workflow diagram.
Case is embodied
In order that the technical means, the inventive features, the objects and the advantages of the present invention are easy to understand, it is real below
Example combination accompanying drawing is applied to be specifically addressed the counterweight automatic detection device of the present invention.
Fig. 1 is the structural representation of counterweight automatic detection device in embodiments of the invention.
As shown in figure 1, in the present embodiment, counterweight automatic detection device 100 is according to JJG99-2006《Weight detecting is advised
Journey》Middle combination comparison method detects to the counterweight to be checked of milligram groups of a set of 1,2,2,5 series, and by using 1000mg
Standard test weight and substitute counterweight and detected.
Counterweight automatic detection device 100 is included：Hurricane globe 10, counterweight containing part 20, gripping portion 30, weighing sections 40, calculating
Portion's (being not drawn into figure) and warning part (being not drawn into figure).Hurricane globe 10 is used to protect the present apparatus not influenceed by external air flow, weight
Code containing part 20 and weighing sections 40 are all located in hurricane globe 10, and calculating part and warning part are all located at the outside of hurricane globe 10.
Counterweight containing part 20 is used to hold counterweight, comprising：24 counterweight stations 21,24 scale pans 22,
One temporarily puts station 23 and second and temporarily puts station 24.
24 counterweight stations 21 are one of the forming, and are uniformly spaced substantially equidistant in two rows, the base of counterweight station 21
Pre-position is located in predefined procedure, 24 scale pans 22 are held for corresponding.12 counterweights to be checked, 1 standard
Counterweight and 1 replacement counterweight are placed on the scale pan 22 in precalculated position, scale pan 22 and are correspondingly contained on the scale pan 22
Counterweight constitute counterweight component together.First temporarily puts station 23 is set close to weighing sections 40, for temporarily placing mark in detection
The counterweight component or 22 groups of counterweight to be checked and scale pan in combination comparison method as standard of the quasi- composition of counterweight and scale pan 22
Into counterweight component.Second temporarily puts station 24 and is set also close to weighing sections 40, in detection temporarily combination place comprising treating
Examine counterweight or substitute the counterweight component of counterweight, second temporarily puts station 24 containing five layers of supporting construction, can combine and stack five weights
Code character part.
Gripping portion 30 is used to grip counterweight component arrival specified location, comprising：Catching unit 31, guide rail 32, driver element
33rd, control unit and displacement transducer (not shown).
One end of catching unit 31 is connected on guide rail 32, and the other end of catching unit 31 has be used in combination corresponding with scale pan
In the structure of folder support scale pan 22, catching unit 31 is using the counterweight handgrip with five Rotating fields.Displacement transducer is located at folder
Take on unit 31, the positional information for accurately obtaining catching unit 31, and positional information is sent to control by displacement transducer
Unit.Guide rail 32 is located at the top of the inside of hurricane globe 10, for accurately guiding catching unit 31 to reach correspondence counterweight station 21, the
One temporarily puts the position that station 23, second temporarily puts station 24 and weighing sections 40.
Driver element 33 is located at the outside of hurricane globe 10, the movement for driving catching unit 31, in the present embodiment, drives
Moving cell 33 is low heat emission servo motor, and with the temperature in control verification region, and motor is also equipped with sound proofing enclosure, so as to drop
Low noise.
Control unit is used for the rotation for controlling driver element 33, so as to control catching unit 31 according in combination comparison method
Measurement pattern and predetermined measurement circulation A BA are gripped, and control unit is according in positional information and combination comparison method
Measurement pattern correspondence completes loading, the work of unloading.Control unit according to combination comparative method for measuring pattern in detection ordering according to
Secondary control catching unit 31 grips correspondence counterweight component successively.
Weighing sections 40 is used to weigh to the counterweight component that catching unit 31 is loaded.Weighing sections 40 is included：Mass sensitivity,
The scale pan 42, vibration isolation table 43, infrared detector and processing unit.
Comparator 41 is included：Mass sensitivity unit, pallet 41a, cover body 41b and revolving door.Pallet 41a is located at mass sensitivity list
Directly over first.Mass sensitivity unit is used for the counterweight assembly quality for weighing counterweight component.Cover body 41b covers pallet 41a, cover body
41b middle position is provided with a cover mouthful 411.Revolving door is located at cover body 41b middle part, for opening or closing cover mouthful 411.
The scale pan 42 is fixed on pallet 41a center position, with the five-layer structure similar to catching unit 31, for folding
Place and put scale pan 22, and the center of scale pan 22 is on the central axis of the scale pan 42.The counterweight component that comparator 41 claims
Quality is sent in calculating part.
Vibration isolation table 43 is located at below comparator 41, and vibration is to comparing during for separating the loading counterweight component of catching unit 31
The influence of instrument 41.
Infrared detector is located at the position of correspondence cover mouth 411, for detecting whether revolving door closes cover mouth 411.Processing unit
Control revolving door to close cover mouth 411 according to result of detection and then control comparator 41 to be weighed.Ensure only to work as infrared detector
Detect after cover mouthfuls 411 blocked by revolving door, the ability of comparator 41 is weighed to the scale pan 22 or counterweight component on pallet 41a.
Fig. 2 is the structural representation of the scale pan and scale pan in embodiments of the invention.
As shown in Fig. 2 the scale pan 42 is included：Fix bar 42a, framework 42b and five couples of supporting table 42c.Fix bar 42a is fixed on
Pallet 41a center.Framework 42b width matches with scale pan 22.Five couples of supporting table 42c are equidistantly located at framework 42b
Madial wall, each pair supporting table support a scale pan 22, i.e., the scale pan 42 can support five scale pans 22 or counterweight component.
Calculating part is connected with comparator 41, and calculating part is included：Memory cell and computing unit.
When position correspondence storage each scale pan 22 of the memory cell according to scale pan 22 on counterweight station 21 is unloaded
Scale pan quality, the standard reduced mass for the standard test weight that is also stored with, and the counterweight that storage comparator 41 is sent in order
Assembly quality.In the present embodiment, the scale pan quality of scale pan 22 can be weighed by comparator 41 and obtained.
Computing unit is based on default quality correction value calculation formula and scale pan quality, the standard according to memory cell
Reduced mass and counterweight assembly quality calculate the reduced mass to be checked of counterweight to be checked.In the present embodiment, control unit and meter
Calculate unit and the function such as control and calculating is realized by a computer.
Warning part is located at the outside of hurricane globe 10.Warning part is connected to catching unit 31, the scale pan 42, first and temporarily puts station 23
And second temporarily put between station 24.Temporarily putting station 23 and second temporarily puts the surface of station 24 all for catching unit 31, the scale pan 42, first
Scribble conductive coating.The scale pan 42, first is touched when catching unit 31 is moved temporarily to put station 23 and second and temporarily put in station 24
Any one when, the circuit of warning part is switched on so that warning part start, so as to be alarmed, now control unit is according to alarm
Signal control catching unit 31 stops.
Fig. 3 is the workflow diagram of counterweight automatic detection device in embodiments of the invention.
As shown in figure 3, the work of counterweight automatic detection device is comprised the following steps that：
Step S1, from scale pan, is comprised the steps of,
Step S1-1, one is selected for holding standard test weight as standard test weight from 24 scale pans in one row
Disk, one be used to hold substitute counterweight as substitute scale pan, 12 of another row for one-to-one corresponding hold counterweight to be checked
As 12 scale pans to be checked, subsequently into step S1-2.
Step S1-2,14 scale pans 22 are corresponded and are placed on counterweight station 21, as shown in table 1：
The scale pan station figure of table 1
The Plays station A1 of table 1 station is used to place the standard test weight and standard test weight disk that nominal value is 1000mg
P0, standard station A12 station are used to place the replacement counterweight and substitute scale pan P13 that nominal value is 1-mg, are detected station
Number B1-B12 12 stations be respectively used to correspond place nominal value be 500mg, 200mg, 200mg, 100mg, 50mg,
20mg, 20mg, 10mg, 5mg, 2mg, 2mg, 1mg 12 counterweights to be checked and 12 scale pan P1-P12, Ran Houjin to be checked
Enter step S2.
Step S2, according to combination than the detection ordering in wig measurement pattern and combination, weighing obtains the corresponding weight of counterweight
The scale pan quality of code-disc, as shown in table 2, the idiographic flow of this step is as follows：
The scale pan of table 2 combines comparison method verifying process flow
| Operating process sequence number | Standard A | Tested B | |
| 1 | [P0]+ΔmP1 | = | [P1+P2+P3+P4] |
| 2 | [P1]+ΔmP2 | = | [P2+P3+P4] |
| 3 | [P2]+ΔmP3 | = | [P4+P5+P6+P7+P8] |
| 4 | [P3]+ΔmP4 | = | [P4+P5+P6+P7+P8] |
| 5 | [P4]+ΔmP5 | = | [P5+P6+P7+P8] |
| 6 | [P5]+ΔmP6 | = | [P6+P7+P8] |
| 7 | [P6]+ΔmP7 | = | [P8+P9+P10+P11+P12] |
| 8 | [P7]+ΔmP8 | = | [P8+P9+P10+P11+P12] |
| 9 | [P8]+ΔmP9 | = | [P9+P10+P11+P12] |
| 10 | [P9]+ΔmP10 | = | [P10+P11+P12] |
| 11 | [P10]+ΔmP11 | = | [P12+P13] |
Step S2-1, catching unit 31 grips the standard test weight disk P0 of sky, then 41 pairs of empty standards of mass sensitivity unit
Scale pan P0 weigh and obtains standard test weight disk P0 weighing weight, then, catching unit 31 by empty scale pan P1 to be checked,
Scale pan P2 to be checked, scale pan P3 to be checked and scale pan P4 to be checked are put on each Rotating fields of the scale pan 42 one by one to be overlapped, it
Center be on the axis of the scale pan of comparator, then carry out weighing and obtaining the weighing weight of four scale pans, so
Obtain two groups of weighing weight datas are compared afterwards, obtain weighing difference DELTA msp1, subsequently into step S2-2.
Step S2-2, catching unit 31 grips the scale pan P1 to be checked of sky, the empty counterweight to be checked of 41 pairs of mass sensitivity unit
Disk P1 (now scale pan P1 to be checked is used as the standard A in table 2) weigh obtaining scale pan P1 to be checked weighing weight, so
Afterwards, empty scale pan P2 to be checked, scale pan P3 to be checked and scale pan P4 to be checked (being used as the tested B in table 2) are put into scale one by one
It is overlapped on each Rotating fields of disk 42, their center is on the axis of the scale pan of comparator, then carries out weighing
To the weighing weight of three scale pans, then obtain two groups of weighing weight datas are compared, obtain weighing difference DELTA
msp2, subsequently into step S2-3.
Step S2-3, catching unit 31 grips the scale pan P2 to be checked of sky, the empty counterweight to be checked of 41 pairs of mass sensitivity unit
Disk P2 (now scale pan P2 to be checked is used as the standard A in table 2) weigh obtaining scale pan P2 to be checked weighing weight, so
Afterwards, empty scale pan P4 to be checked, scale pan P5 to be checked, scale pan P6 to be checked, scale pan P7 to be checked and scale pan P8 to be checked (are made
For the tested B in table 2) it is put on each Rotating fields of the scale pan 42 and is overlapped one by one, their center is in the scale pan of comparator
Axis on, then carry out weighing and obtaining the weighing weight of five scale pans, then by obtain two groups of weighing weight numbers
According to being compared, obtain weighing difference DELTA msp3, subsequently into step S2-4.
Step S2-4, catching unit 31 grips the scale pan P3 to be checked of sky, the empty counterweight to be checked of 41 pairs of mass sensitivity unit
Disk P3 (now scale pan P3 to be checked is used as the standard A in table 2) weigh obtaining scale pan P3 to be checked weighing weight, so
Afterwards, empty scale pan P4 to be checked, scale pan P5 to be checked, scale pan P6 to be checked, scale pan P7 to be checked and scale pan P8 to be checked (are made
For the tested B in table 2) it is put on each Rotating fields of the scale pan 42 and is overlapped one by one, their center is in the scale pan of comparator
Axis on, then carry out weighing and obtaining the weighing weight of five scale pans, then by obtain two groups of weighing weight numbers
According to being compared, obtain weighing difference DELTA msp4, subsequently into step S2-5.
Step S2-5, catching unit 31 grips the scale pan P4 to be checked of sky, the empty counterweight to be checked of 41 pairs of mass sensitivity unit
Disk P4 (now scale pan P4 to be checked is used as the standard A in table 2) weigh obtaining scale pan P4 to be checked weighing weight, so
Afterwards, (empty scale pan P5 to be checked, scale pan P6 to be checked, scale pan P7 to be checked and scale pan P8 to be checked are regard as being detected in table 2
B it is overlapped on each Rotating fields for) being put into the scale pan 42 one by one, their center is on the axis of the scale pan of comparator, so
Afterwards weigh obtaining the weighing weight of four scale pans, then obtain two groups of weighing weight data inputs are compared, obtained
To weighing difference DELTA msp5, subsequently into step S2-6.
Step S2-6, catching unit 31 grips the scale pan P5 to be checked of sky, the empty counterweight to be checked of 41 pairs of mass sensitivity unit
Disk P5 (now scale pan P5 to be checked is used as the standard A in table 2) weigh obtaining scale pan P5 to be checked weighing weight, so
Afterwards, empty scale pan P6 to be checked, scale pan P7 to be checked and scale pan P8 to be checked (being used as the tested B in table 2) are put into scale one by one
It is overlapped on each Rotating fields of disk 42, their center is on the axis of the scale pan of comparator, then carries out weighing
To the weighing weight of three scale pans, then obtain two groups of weighing weight datas are compared, obtain weighing difference DELTA
msp6, subsequently into step S2-7.
Step S2-7, catching unit 31 grips the scale pan P6 to be checked of sky, the empty counterweight to be checked of 41 pairs of mass sensitivity unit
Disk P6 (now scale pan P6 to be checked is used as the standard A in table 2) weigh obtaining scale pan P6 to be checked weighing weight, so
Afterwards, by empty scale pan P8 to be checked, scale pan P9 to be checked, scale pan P10 to be checked, scale pan P11 to be checked and scale pan P12 to be checked
(being used as the tested B in table 2) is put on each Rotating fields of the scale pan 42 one by one to be overlapped, and their center is in the scale of comparator
On the axis of disk, then weigh obtaining the weighing weight of five scale pans, then by obtain two groups of weighing weight
Data are compared, and obtain weighing difference DELTA msp7, subsequently into step S2-8.
Step S2-8, catching unit 31 grips the scale pan P7 to be checked of sky, the empty counterweight to be checked of 41 pairs of mass sensitivity unit
Disk P7 (now scale pan P7 to be checked is used as the standard A in table 2) weigh obtaining scale pan P7 to be checked weighing weight, so
Afterwards, by empty scale pan P8 to be checked, scale pan P9 to be checked, scale pan P10 to be checked, scale pan P11 to be checked and scale pan P12 to be checked
(being used as the tested B in table 2) is put on each Rotating fields of the scale pan 42 one by one to be overlapped, and their center is in the scale of comparator
On the axis of disk, then weigh obtaining the weighing weight of five scale pans, then by obtain two groups of weighing weight
Data carry out mass ratio compared with obtaining weighing difference DELTA msp8, subsequently into step S2-9.
Step S2-9, catching unit 31 grips the scale pan P8 to be checked of sky, the empty counterweight to be checked of 41 pairs of mass sensitivity unit
Disk P8 (now scale pan P8 to be checked is used as the standard A in table 2) weigh obtaining scale pan P8 to be checked weighing weight, so
Afterwards, using empty scale pan P9 to be checked, scale pan P10 to be checked, scale pan P11 to be checked and scale pan P12 to be checked (as in table 2
Tested B) it is put on each Rotating fields of the scale pan 42 and is overlapped one by one, their center is in the axis of the scale pan of comparator
On, then weigh obtaining the weighing weight of four scale pans, then compared obtain two groups of weighing weight datas
Compared with obtaining weighing difference DELTA msp9, subsequently into step S2-10.
Step S2-10, catching unit 31 grips the scale pan P9 to be checked of sky, the empty counterweight to be checked of 41 pairs of mass sensitivity unit
Disk P9 (now scale pan P9 to be checked is used as the standard A in table 2) weigh obtaining scale pan P9 to be checked weighing weight, so
Afterwards, empty scale pan P10 to be checked, scale pan P11 to be checked and scale pan P12 to be checked (being used as the tested B in table 2) are put into one by one
It is overlapped on each Rotating fields of the scale pan 42, their center is on the axis of the scale pan of comparator, is then weighed
The weighing weight of three scale pans is obtained, then obtain two groups of weighing weight datas are compared, obtains weighing difference
Δmsp10, subsequently into step S2-11.
Step S2-11, catching unit 31 grips the scale pan P10 to be checked of sky, the empty weight to be checked of 41 pairs of mass sensitivity unit
Code-disc P10 (now scale pan P10 to be checked is used as the standard A in table 2) weigh obtaining scale pan P10 to be checked weighing weight
Amount, then, the scale pan 42 is put into using empty scale pan P12 to be checked and replacement scale pan P13 (being used as the tested B in table 2) one by one
Be overlapped on each Rotating fields, their center be in comparator the scale pan axis on, then carry out weigh obtain this two
Obtain two groups of weighing weight datas, are then compared by the weighing weight of individual scale pan, obtain weighing difference DELTA msp11, so
Enter step S2-12 afterwards.
Step S2-12, catching unit 31 grips the scale pan P11 to be checked of sky, the empty weight to be checked of 41 pairs of mass sensitivity unit
Code-disc P11 (now scale pan P11 to be checked is used as the standard A in table 2) weigh obtaining scale pan P11 to be checked weighing weight
Amount, then, the scale pan 42 is put into using empty scale pan P12 to be checked and replacement scale pan P13 (being used as the tested B in table 2) one by one
Be overlapped on each Rotating fields, their center be in comparator the scale pan axis on, then carry out weigh obtain this two
Obtain two groups of weighing weight datas, are then compared by the weighing weight of individual scale pan, obtain weighing difference DELTA msp12, so
Enter step S2-13 afterwards.
Step S2-13, catching unit 31 grips the scale pan P12 to be checked of sky, the empty weight to be checked of 41 pairs of mass sensitivity unit
Code-disc P12 (now scale pan P12 to be checked is used as the standard A in table 2) weigh obtaining scale pan P12 to be checked weighing weight
Amount, then, is folded on each Rotating fields that empty replacement scale pan P13 (being used as the tested B in table 2) is put into the scale pan 42 one by one
Plus, their center is on the axis of the scale pan of comparator, then weigh obtaining the weighing weight of the scale pan, so
Obtain two groups of weighing weight datas are compared afterwards, obtain weighing difference DELTA msp13, subsequently into step S3.
Step S3, calculating part is using the quality correction value calculation in combination comparative method for measuring pattern, based on correction value
Calculation formula (1)~(13), 13 obtained according to step S3 weigh mathematic interpolation and go out the scale pan containing replacement counterweight and every
Δ m in the scale pan quality correction value of individual scale pan to be checked, i.e. table 2P1~Δ mP13, the scale pan that memory cell storage claims
Quality, i.e. scale pan quality correction value, subsequently into step S4.
Correction value calculation formula (1)~(13) are：
Standard test weight, replacement counterweight and 12 counterweights to be checked are respectively put into correspondence counterweight work by step S4 as shown in table 1
In the central area of the scale pan 22 of position 21, and each counterweight is in the same orientation of scale pan 22 and in scale pan 22
The distance of the heart is identical.Wherein, standard test weight and standard test weight disk are set as standard package, will substitute counterweight and substitute scale pan
Be set as engaging in an inspection component, each counterweight to be checked and corresponding scale pan to be checked be set as 12 components to be checked, so solve
The carrying problem of counterweight and problem is stacked, subsequently into step S5.
Step S5, is compared detection to component, such as using quality difference value acquisition modes in combination comparative method for measuring pattern
Shown in table 3, the idiographic flow of this step is as follows：
The component of table 3 combines comparison method verifying process flow
In table 3, F1000Represent standard package reduced mass；F1-Expression is engaged in an inspection component reduced mass；F500、F200、
F200·、F100、F50、F20、F20·、F10、F5、F2、F2·、F1Respectively represent containing nominal value 500mg, 200mg, 200mg,
The component reduced mass to be checked of 100mg, 50mg, 20mg, 20mg, 10mg, 5mg, 2mg, 2mg, 1mg counterweight to be checked.
Fig. 4 is two group counterweight components of the counterweight automatic detection device to operating process sequence number 1 in embodiments of the invention
Weigh workflow diagram.
As shown in figure 4, two groups of counterweight components of operating process sequence number 1 are weighed, comprising in detail below by step S5-1
Step is as follows：
Step S5-1a, measurement pattern of the catching unit 31 in combination comparison method is by standard package F1000Gripping is put into
First temporarily puts on station 23, subsequently into step S5-1b.
Step S5-1b, catching unit 31 is corresponding by component F to be checked500, component F to be checked200, component F to be checked200With it is to be checked
Component F100Gripping is put into second and temporarily put on station 24 one by one, subsequently into step S5-1c.
Step S5-1c, catching unit 31 temporarily puts the standard package F on station 23 by first1000On gripping to the scale pan 42, so
Enter step S5-1d afterwards.
Step S5-1d, processing unit control revolving door is closed, subsequently into step S5-1e.
Step S5-1e, infrared detector launches infrared ray to cover body 41b, and the infrared ray information that then will reflect back into is sent
To processing unit, processing unit judges whether revolving door closes according to infrared information, if revolving door is closed, into step S5-1d, such as
Fruit revolving door is opened, into step S5-1f.
Step S5-1f, comparator 41 weighs and obtains standard package F1000Assembly quality, and be sent in calculating part, so
Enter step S5-1g afterwards.
Step S5-1g, memory cell is stored counterweight assembly quality, subsequently into step S5-1h.
Step S5-1h, processing unit control revolving door is closed, subsequently into step S5-1i.
Step S5-1i, infrared detector launches infrared ray to cover body 41b, and the infrared ray information that then will reflect back into is sent
To processing unit, processing unit judges whether revolving door closes according to infrared information, if revolving door is closed, into step S5-1h, such as
Fruit revolving door is opened, into step S5-1j.
Step S5-1j, catching unit 31 is by the standard package F on the scale pan 421000Gripping puts back to first and temporarily puts station 23, so
Enter step S5-1k afterwards.
Step S5-1k, catching unit 31 temporarily puts the component F to be checked on station 24 by second500, component F to be checked200, it is to be checked
Component F200With component F to be checked100On gripping to the scale pan 42, subsequently into step S5-1l.
Step S5-1l, processing unit control revolving door is closed, subsequently into step S5-1m.
Step S5-1m, infrared detector launches infrared ray to cover body 41b, and the infrared ray information that then will reflect back into is sent
To processing unit, processing unit judges whether revolving door closes according to infrared information, if revolving door is closed, into step S1l, if
Revolving door is opened, into step S5-1n.
Step S5-1n, comparator 41 weighs and obtains component F to be checked500, component F to be checked200, component F to be checked200With it is to be checked
Component F100Assembly quality, and be sent in calculating part, subsequently into step S5-1o.
Step S5-1o, memory cell is stored assembly quality, subsequently into step S5-1p.
Step S5-1p, processing unit control revolving door is closed, subsequently into step S5-1q.
Step S5-1q, infrared detector launches infrared ray to cover body 41b, and the infrared ray information that then will reflect back into is sent
To processing unit, processing unit judges whether revolving door closes according to infrared information, if revolving door is closed, into step S1p, if
Revolving door is opened, into step S5-1r.
Step S5-1r, catching unit 31 is by the component F to be checked on the scale pan 42500, component F to be checked200, component F to be checked200·
With component F to be checked100Counterweight to be checked station 23 to be checked is put back in gripping, subsequently into step S5-1s.
Step S5-1s, the two assembly qualities are compared and obtain quality difference value, i.e. Δ m1, subsequently into step S5-
2。
Step S5-2, with reference to step S5-1a to S5-1s, by component F to be checked200Carry out being weighed in comparator
Quality, then by component F to be checked100, component F to be checked50, component F to be checked20, component F to be checked20With component F to be checked10Pass through weight
Each layer that code-disc is placed on support frame one by one is stacked, and their center is on the axis of the scale pan of comparator, then
Be stacked together five component codes to be checked in comparator weigh obtaining quality of weighing together, the operation in such as table 3
Shown in flow sequence number 3, finally this two groups of qualitative datas of weighing are compared and obtain quality difference value, i.e. Δ m3, subsequently into step
Rapid S5-3.
Step S5-3, with reference to step S5-1a to S5-1s, by component F to be checked200In comparator weigh being claimed
Heavy amount, then by component F to be checked100, component F to be checked50, component F to be checked20, component F to be checked20With component F to be checked10Pass through
Each layer that scale pan is placed on support frame one by one is stacked, and their center is on the axis of the scale pan of comparator, so
Afterwards stack five components to be checked in comparator weigh together obtaining quality of weighing, the operation stream program in such as table 3
Shown in numbers 4, finally this two groups of qualitative datas of weighing are compared and obtain quality difference value, i.e. Δ m4, subsequently into step S5-4.
Step S5-4, with reference to step S5-1a to S5-1s, by component F to be checked100Carry out being weighed in comparator
Quality, then by component F to be checked50, component F to be checked20, component F to be checked20With component F to be checked10Placed one by one by scale pan
Stacked in each layer of support frame, their center is on the axis of the scale pan of comparator, then by stack four
Component to be checked in comparator weigh obtaining quality of weighing together, as shown in the operating process sequence number 5 in table 3, finally will
This two groups of qualitative datas of weighing, which are compared, obtains quality difference value, i.e. Δ m5, subsequently into step S5-5.
Step S5-5, with reference to step S5-1a to S5-1s, by component F to be checked50Carry out being weighed in comparator
Quality, then by component F to be checked20, component F to be checked20With component F to be checked10It is placed on each of support frame one by one by scale pan
Layer is stacked, and their center is on the axis of the scale pan of comparator, then by stack three components to be checked together
In comparator weigh obtaining quality of weighing, as shown in the operating process sequence number 6 in table 3, finally by this two groups of matter of weighing
Amount data, which are compared, obtains quality difference value, i.e. Δ m6, subsequently into step S5-6.
Step S5-6, with reference to step S5-1a to S5-1s, by component F to be checked20Carry out being weighed in comparator
Quality, then by component F to be checked10, component F to be checked5, component F to be checked2, component F to be checked2, component F to be checked1Pass through scale pan
Each layer for being placed on support frame one by one is stacked, and their center is on the axis of the scale pan of comparator, then will be folded
Five components to be checked put in comparator weigh obtaining quality of weighing together, such as the institute of operating process sequence number 7 in table 3
Show, finally this two groups of qualitative datas of weighing are compared and obtain quality difference value, i.e. Δ m7, subsequently into step S5-7.
Step S5-7, with reference to step S5-1a to S5-1s, by component F to be checked20In comparator weigh being claimed
Heavy amount, then by component F to be checked10, component F to be checked5, component F to be checked2, component F to be checked2, component F to be checked1Pass through counterweight
Each layer that disk is placed on support frame one by one is stacked, and their center is on the axis of the scale pan of comparator, then will
Five components to be checked stacked in comparator weigh obtaining quality of weighing together, such as the institute of operating process sequence number 8 in table 3
Show, finally this two groups of qualitative datas of weighing are compared and obtain quality difference value, i.e. Δ m8, subsequently into step S5-8.
Step S5-8, with reference to step S5-1a to S5-1s, by component F to be checked10Carry out being weighed in comparator
Quality, then by component F to be checked5, component F to be checked2, component F to be checked2, component F to be checked1It is placed on branch one by one by scale pan
Each layer of support is stacked, and their center is on the axis of the scale pan of comparator, then to be checked by stack four
Component carries out weighing and obtaining quality of weighing in comparator together, as shown in the operating process sequence number 9 in table 3, finally by this two
Group qualitative data of weighing is compared and obtains quality difference value, i.e. Δ m9, subsequently into step S5-9.
Step S5-9, with reference to step S5-1a to S5-1s, by component F to be checked5Carry out being weighed in comparator
Quality, then by component F to be checked2, component F to be checked2, component F to be checked1It is placed on each layer of support frame one by one by scale pan
Stacked, their center is on the axis of the scale pan of comparator, and then stack three components to be checked exist together
In comparator weigh obtaining quality of weighing, as shown in the operating process sequence number 10 in table 3, finally by this two groups of weighing datas
Quality, which is compared, obtains quality difference value, i.e. Δ m10, subsequently into step S5-10.
Step S5-10, with reference to step S5-1a to S5-1s, by component F to be checked2Carry out being weighed in comparator
Quality, then by component F to be checked1With the component F that engages in an inspection1-Each layer for being placed on support frame one by one by scale pan is stacked, it
Center be in comparator the scale pan axis on, then by the component F to be checked stacked1With the component F that engages in an inspection1-Together than
Compared with instrument weigh obtaining quality of weighing, as shown in the operating process sequence number 11 in table 3, finally by this two groups of mass numbers of weighing
Quality difference value, i.e. Δ m are obtained according to being compared11, subsequently into step S5-11.
Step S5-11, with reference to step S5-1a to S5-1s, by component F to be checked2In comparator weigh being claimed
Heavy amount, then by component F to be checked1With the component F that engages in an inspection1-Each layer for being placed on support frame one by one by scale pan is stacked,
Their center is on the axis of the scale pan of comparator, then by the component F to be checked stacked1With the component F that engages in an inspection1-Exist together
In comparator weigh obtaining quality of weighing, as shown in the operating process sequence number 11 in table 3, finally by this two groups of quality of weighing
Data, which are compared, obtains quality difference value, i.e. Δ m12, subsequently into step S5-12.
Step S5-12, with reference to step S5-1a to S5-1s, by component F to be checked1Carry out being weighed in comparator
Quality, then will engage in an inspection component F1-In comparator weigh obtaining quality of weighing, such as the institute of operating process sequence number 13 in table 3
Show, finally this two groups of qualitative datas of weighing are compared and obtain quality difference value, i.e. Δ m13, subsequently into step S6.
Step S6, computing unit substitutes one group corresponding with each scale pan to be checked of scale pan according to what step S3 was obtained
One group of assembly quality difference that scale pan quality correction value and step S5 are obtained, based on following 13 reduced masses value calculation formula
(14)~(26) calculate the reduced mass of each counterweight to be checked, and then according to correction value calculation formula, (quality correction value is equal to
Reduced mass subtracts nominal mass) calculate the quality correction value of each tested counterweight and substitute the counterbalance mass amendment of counterweight
Value, subsequently into end.
13 correction value calculation formula are：
Wherein：Δm1、Δm2、Δm3、Δm4、Δm5、Δm6、Δm7、Δm8、Δm9、Δm10、Δm11、Δm12、Δm13It is
Step S5 calculates obtained quality difference value；
ΔmP1、ΔmP2、ΔmP3、ΔmP4、ΔmP5、ΔmP6、ΔmP7、ΔmP8、ΔmP9、ΔmP10、ΔmP11、ΔmP12、Δ
mP13It is that step S3 calculates the quality correction value for obtaining each scale pan to be checked and substituting scale pan；
mc1000It is the reduced mass of known standard test weight；mc500、mc200、mc200·、mc100、mc50、mc20、mc20·、
mc10、mc5、mc2、mc2·、mc1The reduced mass of 12 counterweights to be checked, mc are corresponded to respectively1- it is to substitute counterweight, substitute counterweight
Reduced mass.
The effect of embodiment and effect
Counterweight automatic detection device according to involved by the present embodiment, because counterweight station is placed based on predefined procedure, weight
Code-disc is placed on counterweight station and for holding counterweight, because control unit is based on predefined procedure and according to gripping rule control folder
Unit is taken to grip the counterweight component for corresponding to counterweight station successively to the scale pan, so as to realize to the automatic loading of counterweight, in addition, counterweight group
Part is overlayed on the scale pan layer by layer, and mass sensitivity unit is weighed to the counterweight component overlayed on the scale pan so that mass sensitivity
Unit is precisely weighed the quality of counterweight component, then, and the to be checked of counterweight to be checked is calculated according to pre-defined algorithm by computing unit
Reduced mass, therefore, the counterweight automatic detection device of the present embodiment can be realized to be loaded automatically to counterweight, again can be to many
Individual counterweight component is weighed after stacking, so as to obtain accurate testing result.The present embodiment is the counterweight for milligram rank
Detected using combination comparison method, not only conform with JJG99-2006《Weight detecting code》In relevant regulations, also obtain more
Plus accurate testing result.
In the present embodiment, because the center of scale pan is on the central axis of the scale pan, therefore, the present embodiment realization pair
Counterweight is more accurately weighed, so that it is guaranteed that testing result is accurate.
In the present embodiment, due to first, temporarily putting station and second temporarily puts station so that catching unit is in gripping detection
The stroke that counterweight component is put into the scale pan greatly reduces, so as to effectively shorten detection time.
In the present embodiment, counterweight station, standard test weight station are touched in catching unit due to warning part, second temporarily put
Alarmed when station or the scale pan, therefore, the present embodiment has the advantages that safe operation.
In the present embodiment, because infrared detector is used to detect whether revolving door closes, so as to control catching unit only to exist
Revolving door is gripped when opening, therefore the present embodiment is realized and precision instrument such as comparator is preferably protected.
Above-mentioned embodiment is the preferred case of the present invention, is not intended to limit protection scope of the present invention.
Counterweight automatic detection device in the present embodiment is used to detect milligram group counterweight, and it is other that the present invention can be used for detection
The counterweight of weight classes, can also equally play the effect for eliminating uneven loading error.
The measurement circulation of counterweight automatic detection device in the present embodiment is ABA, and the present invention can also be other using ABBA etc.
Measurement circulation.
Claims (8)
1. a kind of counterweight automatic detection device, for the standard test weight in multiple counterweights to be checked in the multiple counterweight
Counterweight carries out automatic detection, it is characterised in that including：
Counterweight containing part, comprising：Multiple counterweight stations for being placed based on predefined procedure, it is placed on the counterweight station and is used for
Correspond the multiple scale pans for holding the counterweight；
Weighing sections, for the counterweight component and the weight to the scale pan and the counterweight being contained on scale pan composition
Code-disc is weighed, comprising：At least one the counterweight component or at least one scale pan are placed for being layering
The scale pan, be located at the scale pan center lower section and the counterweight component or the scale pan are carried out to weigh so as to correspondence
Obtain assembly quality or the mass sensitivity unit of scale pan quality；
Gripping portion, comprising：The counterweight component is gripped to the catching unit on the scale pan, for driving the catching unit
The mobile driver element so as to be gripped and the guide rail for guiding the catching unit movement；And
Control unit, comprising：Based on the predefined procedure and the control that is gripped of catching unit according to gripping rule control
Unit, correspondence be stored with the standard test weight standard reduced mass memory cell, according to the standard reduced mass, described
Scale pan quality and the assembly quality and calculated based on pre-defined algorithm the counterweight to be checked reduced mass to be checked calculating
Unit,
Wherein, the scale pan has the longitudinally disposed multiple Rotating fields parallel with the bottom of the scale pan, is respectively used to fold
The scale pan is put,
When the scale pan or the counterweight component are stacked on the corresponding Rotating fields, the scale pan or the counterweight
The center of component is corresponding with the center of the scale pan.
2. counterweight automatic detection device according to claim 1, it is characterised in that：
Wherein, the gripping rule is corresponding with combining the measurement circulation pattern in comparison method,
The counterweight containing part is also included：Temporarily place containing the standard test weight or described treat according to the measurement circulation pattern
The first of the counterweight component of inspection counterweight temporarily puts station, contained according to what the measurement circulation pattern temporarily placement was stacked
State multiple counterweight components of counterweight to be checked second temporarily puts station.
3. counterweight automatic detection device according to claim 2, it is characterised in that：
Wherein, the counterweight to be checked is the counterweight of milligram rank,
The pre-defined algorithm calculates the reduced mass to be checked for the correction value calculation formula in the combination comparison method.
4. counterweight automatic detection device according to claim 1, it is characterised in that：
Wherein, the gripping is regular corresponding with measurement circulation pattern in one-to-one comparison method,
The counterweight containing part is also included：The weight containing the standard test weight is temporarily placed according to the measurement circulation pattern
The first of code character part temporarily puts station, temporarily places the counterweight group containing the counterweight to be checked according to the measurement circulation pattern
The second of part temporarily puts station.
5. counterweight automatic detection device according to claim 4, it is characterised in that：
Wherein, the pre-defined algorithm calculates the conversion matter to be checked for the correction value calculation formula in a pair of comparison method
Amount.
6. the counterweight automatic detection device according to claim 2 or 4, it is characterised in that also include：
Warning part, is connected to the catching unit and the counterweight station, described first temporarily puts station, described second temporarily puts station
Between the scale pan, for being alarmed,
Wherein, the counterweight station, described first temporarily put station, described second temporarily put station, the scale pan and the gripping list
Member is coated with conductive coating, and when the catching unit, temporarily putting station, described second temporarily puts work with the counterweight station, described first
When position or the scale pan are in contact, the warning part is activated, so as to be alarmed.
7. counterweight automatic detection device according to claim 1, it is characterised in that：
Wherein, the weighing sections is also included：Body, set on the body be used for protect the scale pan protective cover and be used for
It is the infrared detector of closing or opening to detect the protective cover,
The protective cover is included:Inner cover with opening, the outer cover being sleeved on outside the inner cover and the drive outer cover rotation
Turn so as to open or close the rotating mechanism of the opening,
After the infrared detector, which detects the opening, to be closed, the mass sensitivity unit is just weighed.
8. counterweight automatic detection device according to claim 7, it is characterised in that：
Wherein, after the infrared detector, which detects the opening, to be opened, described control unit controls the gripping
The scale pan or the counterweight component that unit enters on the protective cover gripping scale pan.
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| CN106092301B (en) * | 2016-08-08 | 2019-11-29 | 山东省计量科学研究院 | Integral type counterweight combines automatic detection mechanism |
| CN107607188A (en) * | 2016-09-05 | 2018-01-19 | 中国计量科学研究院 | Counterweight automatic clamping and placing system |
| CN108372120B (en) * | 2018-01-15 | 2024-03-15 | 格力电器（石家庄）有限公司 | Detection system and detection method |
| CN110530493B (en) * | 2019-09-26 | 2024-04-12 | 柯钢 | Anti-drop's weight transport anchor clamps |
| CN111750969A (en) * | 2020-06-19 | 2020-10-09 | 北京市大兴区计量检测所 | Weight verification method, device and system |
| CN111693126A (en) * | 2020-06-22 | 2020-09-22 | 中机中联工程有限公司 | Control method of online weighing device with identification system |
| CN114184446B (en) * | 2021-12-21 | 2022-11-08 | 中国计量科学研究院 | Volatile organic gas standard substance preparation system capable of being weighed on line |
| CN114608694B (en) * | 2022-01-10 | 2023-08-25 | 苏州市计量测试院 | Weight detection system and detection method |
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