CN108435601A - A kind of method and apparatus classified to capacitor according to capacitance error - Google Patents
A kind of method and apparatus classified to capacitor according to capacitance error Download PDFInfo
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- CN108435601A CN108435601A CN201810553708.8A CN201810553708A CN108435601A CN 108435601 A CN108435601 A CN 108435601A CN 201810553708 A CN201810553708 A CN 201810553708A CN 108435601 A CN108435601 A CN 108435601A
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B07—SEPARATING SOLIDS FROM SOLIDS; SORTING
- B07C—POSTAL SORTING; SORTING INDIVIDUAL ARTICLES, OR BULK MATERIAL FIT TO BE SORTED PIECE-MEAL, e.g. BY PICKING
- B07C5/00—Sorting according to a characteristic or feature of the articles or material being sorted, e.g. by control effected by devices which detect or measure such characteristic or feature; Sorting by manually actuated devices, e.g. switches
- B07C5/34—Sorting according to other particular properties
- B07C5/344—Sorting according to other particular properties according to electric or electromagnetic properties
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B07—SEPARATING SOLIDS FROM SOLIDS; SORTING
- B07C—POSTAL SORTING; SORTING INDIVIDUAL ARTICLES, OR BULK MATERIAL FIT TO BE SORTED PIECE-MEAL, e.g. BY PICKING
- B07C5/00—Sorting according to a characteristic or feature of the articles or material being sorted, e.g. by control effected by devices which detect or measure such characteristic or feature; Sorting by manually actuated devices, e.g. switches
- B07C5/02—Measures preceding sorting, e.g. arranging articles in a stream orientating
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B07—SEPARATING SOLIDS FROM SOLIDS; SORTING
- B07C—POSTAL SORTING; SORTING INDIVIDUAL ARTICLES, OR BULK MATERIAL FIT TO BE SORTED PIECE-MEAL, e.g. BY PICKING
- B07C5/00—Sorting according to a characteristic or feature of the articles or material being sorted, e.g. by control effected by devices which detect or measure such characteristic or feature; Sorting by manually actuated devices, e.g. switches
- B07C5/36—Sorting apparatus characterised by the means used for distribution
- B07C5/361—Processing or control devices therefor, e.g. escort memory
- B07C5/362—Separating or distributor mechanisms
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Abstract
The invention discloses a kind of method and apparatus classified to capacitor according to capacitance error, the method is to be measured to the capacitance of capacitor by capacitance detection unit and calculated the capacitance error of institute's test capacitors according to error calculation formula by control unit, and the classification of capacitor is carried out according to preset error grade standard, and capacitor is placed into the deposit position of corresponding category level by feeding unit.Described device includes feeding unit, capacitance detection unit, control unit and feeding unit, the capacitance detection unit is located above the outlet of feeding unit, the capacitance detection unit is electrically connected with control unit, described control unit is electrically connected with feeding unit, and the feeding unit is located at the outlet end of feeding unit.The present invention can be achieved to carry out precise classification to capacitor product, so as to solve to influence the performance issue of the high-accuracy product in downstream because of the quality of capacitor on source.
Description
Technical field
The present invention is to be related to a kind of method and apparatus classified to capacitor according to capacitance error, belongs to electricity
Classfication of containers technical field.
Background technology
Capacitor is a kind of container that can store charge, and it is capacitance that usually referred to as it, which accommodates the ability of charge,.Capacitor is
One of electronic component largely used in electronic equipment is widely used in separated by direct communication in circuit, coupling, bypass, filtering, tune
Humorous circuit, energy conversion, control etc..
Capacitor can about be divided into the multiple grades such as J, K, M in actual use, and the allowable error of wherein J grades of capacitance is
Allowable error for ± 5%, K grades of capacitances is that the allowable error of ± 10%, M grades of capacitances is ± 20%, it can be seen that, although belonging to
In the qualified capacitor in error range, but mutual capacitance still has certain difference, if used electricity
Capacitance differs greatly, it will harmful effect is caused to the stability of product downstream, such as：In the design of car antenna
In, the use of capacitance is essential, and the error of capacitor's capacity can be very big on the sensitivity of antenna influence, if used electricity
The capacitance of container differs greatly, it will makes a big impact to the resonant frequency of antenna.
To avoid the harmful effect caused by the inconsistent performance to downstream product of capacitance, the prior art taken in downstream
Various circuit compensation measures are carried out in product design to improve the stability of Product Precision and performance, lead to the manufacture of downstream product
It is of high cost, complicated.
Invention content
In view of the above-mentioned problems existing in the prior art, the object of the present invention is to provide a kind of according to capacitance error to capacitance
The method and apparatus that device is classified are realized and solve to influence the high-accuracy product in downstream because of the quality of capacitor from source
Performance issue.
To solve the above problems, the present invention adopts the following technical scheme that：
A method of it classifies to capacitor according to capacitance error, is to make capacitor in the work of feeding unit
With lower by capacitance detection unit, make capacitance detection unit its capacitance is measured and by the data transfer measured to
Control unit, by control unit according to " error=measured value-standard value " calculation formula to the capacitances of institute's test capacitors
Error is calculated, and the classification of capacitor is carried out according to preset error grade standard, and classification signal is passed
Feeding unit is passed, capacitor is placed into the deposit position of corresponding category level by feeding unit.
Preferably, the capacitance detection unit is digital electric bridge formula detection unit.
A kind of device classified to capacitor according to capacitance error, including the detection of feeding unit, capacitance
Unit, control unit and feeding unit, the capacitance detection unit are located above the outlet of feeding unit, the capacitance inspection
It surveys unit to be electrically connected with control unit, described control unit is electrically connected with feeding unit, and the feeding unit is located at feeding unit
Outlet end.
Preferably, further include rack, the feeding unit, capacitance detection unit and feeding unit are set to machine
On frame.
Preferably, the feeding unit includes feeding passage, and the feeding passage includes orthogonal communicates
Channel A and channel B is equipped with the feeding-passage communicated with channel A, in the channel A and channel B in the initiating terminal of the channel A
It is inside correspondingly provided with pusher cylinder A and pusher cylinder B respectively, the capacitance detection unit is described above the outlet of channel B
Feeding unit is set to the outlet end of channel B, and the pusher cylinder A and pusher cylinder B are electrically connected with control unit respectively.
As further preferred scheme, channel A with feeding-passage is orthogonal communicates.
As further preferred scheme, it is correspondingly provided with expeller respectively on the top of the pusher cylinder A and pusher cylinder B
A and expeller B.
As further preferred scheme, the expeller A is equipped with U-shaped opening slot, when pusher cylinder A is in original state
When, at U-shaped opening slot and feeding-passage on the same line, when pusher cylinder A be in final state, U-shaped opening slot with lead to
At road B on the same line.
As further preferred scheme, it is equipped with supplied materials sensor in the initiating terminal of the channel A, at the end of the channel A
End is equipped with sensors in place, and the supplied materials sensor and sensors in place are electrically connected with control unit respectively.
As further preferred scheme, it is equipped with damping mechanism in the side wall of the channel B, the damping mechanism includes fixing
Block, elastic component pre-tighten block and connector, and on the side wall of channel B, elastic component is set to fixed block and pre-tightens block the fixed block
Between, it pre-tightens block and elastic component is linked together by connector and fixed block.
As further preferred scheme, the surface for pre-tightening block is equipped with protective layer.
Preferably, the capacitance detection unit be digital electric bridge formula detection unit, including digital electric bridge and with
The compatible detecting electrode in capacitor test side, the detecting electrode be located above the outlet of feeding unit and with digital electric bridge
Input terminal is electrically connected, and the digital electric bridge is electrically connected with control unit.
As further preferred scheme, the capacitance detection unit includes the first finger cylinder, the first finger gas
Cylinder is located above the outlet of feeding unit, and the detecting electrode is set to the grip of the first finger cylinder, the first finger gas
Cylinder is electrically connected with control unit.
Preferably, the feeding unit includes second finger cylinder, and the second finger cylinder is connected with flexible
Cylinder, the telescopic cylinder be connected with the mutually perpendicular straight line driving mechanism of second finger cylinder, the second finger cylinder,
Telescopic cylinder and straight line driving mechanism are electrically connected with control unit respectively.
Preferably, further include several collection vessels, electricity of the collection vessel for storing the output of feeding unit
Container.
Preferably, further include material all in one piece unit, the material all in one piece unit includes disk vibration device and linear vibrator, institute
The entrance of the outlet and linear vibrator of stating disk vibration device connects, the outlet of the linear vibrator and the charging of feeding unit
Mouth connects.
As further preferred scheme, the disk vibration device and linear vibrator are electrically connected with control unit respectively.
Compared to the prior art, the beneficial technical effect of the present invention lies in：
The present invention is detected and is classified by the capacitance error to capacitor, makes the classification of capacitor product more
Accurately (no longer it is existing qualified and unqualified classification, can error size further be carried out to the capacitor in acceptability limit
Multiclass classification), to realize selective application, such as：For the small capacitor of error, it can be used for the high product of required precision
On, the stability of downstream product is bad, precision is affected to avoid leading to problems such as because capacitance error is inconsistent, can be
Solution influences the performance issue of the high-accuracy product in downstream because of the quality of capacitor on source；In addition, foundation provided by the invention
The device that capacitance error classifies to capacitor, simple in structure, high degree of automation, cost of labor are low, efficient,
With application value.
Description of the drawings
Fig. 1 is a kind of device classified to capacitor according to capacitance error provided in an embodiment of the present invention
Structural schematic diagram；
Fig. 2 is a kind of device classified to capacitor according to capacitance error provided in an embodiment of the present invention
Close-up schematic view；
Fig. 3 is the structural schematic diagram of damping mechanism described in the embodiment of the present invention.
Figure label is schematically as follows：1, feeding unit；11, channel A；111, pusher cylinder A；112, expeller A；1121、U
Type open slot；12, channel B；121, pusher cylinder B；122, expeller B；13, feeding-passage；14, damping mechanism；141, fixed
Block；142, elastic component；143, block is pre-tightened；144, connector；2, capacitance detection unit；21, digital electric bridge；22, detecting electrode；
23, the first finger cylinder；3, control unit；4, feeding unit；41, second finger cylinder；42, telescopic cylinder；43, linear drives
Mechanism；5, rack；6, collection vessel.
Specific implementation mode
Below with reference to drawings and examples to technical scheme of the present invention do further it is clear, describe in detail.
Embodiment
Shown in Fig. 1 to Fig. 3：A kind of foundation capacitance error provided by the invention classifies to capacitor
Device, including feeding unit 1, capacitance detection unit 2, control unit 3 and feeding unit 4, the capacitance detection unit 2
Above the outlet of feeding unit 1, the capacitance detection unit 2 is electrically connected with control unit 3, described control unit 3 with
Feeding unit 4 is electrically connected, and the feeding unit 4 is located at the outlet end of feeding unit 1.
Realize that the method classified to capacitor according to capacitance error is as follows using above-mentioned apparatus：
So that capacitor is sent to capacitance detection unit 2 by feeding unit 1, by capacitance detection unit 2 to its capacitance into
Row measures and the data measured is transferred to control unit 3, by control unit 3 according to preset error calculation formula：" error=
Measured value-standard value " calculates the capacitance error of institute's test capacitors, and is carried out according to preset error grade standard
The classification of capacitor, such as：Error can be divided into：± 0.1%, ± 0.5%, ± 1%, ± 2%, ± 3%, ± 4%,
Which grade of errors several grades such as ± 5%, calculated error belong within the scope of, i.e., sort out this capacitor to specific point
Class hierarchy), and classification signal is passed into feeding unit 4, capacitor is placed into corresponding category level by feeding unit 4
Deposit position, repeat aforesaid operations, you can be automatically performed batch capacitor Accurate Classification classification, so as to according to apply
It needs to reasonably select the capacitor suitable for grade of errors, keeps used capacitance difference smaller, and then can effectively avoid to it
The stability of downstream product causes harmful effect.
Preferably：
As shown in Figure 1, described device further includes rack 5, the feeding unit 1, capacitance detection unit 2 and feeding unit
4 are set in rack 5, and control unit 3 can also be set in rack 1, by rack 1 by feeding unit 1, capacitance detection unit
2 and feeding unit 4 etc. become one, and can save space, reduce the floor space of device entirety.
As shown in Figure 1 to Figure 3, the feeding unit 1 includes feeding passage, and the feeding passage includes orthogonal communicates
Channel A 11 and channel B 12, be equipped with the feeding-passage 13 that is communicated with channel A 11 in the initiating terminal of the channel A 11,
Pusher cylinder A 111 and pusher cylinder B 121, the capacitance inspection are correspondingly provided in the channel A 11 and channel B 12 respectively
It surveys unit 2 and is set to the top that channel B 12 is exported, the feeding unit 4 is set to the outlet end of channel B 12, the pusher cylinder A
111 and pusher cylinder B 121 is electrically connected with control unit 3 respectively.Capacitor enters from feeding-passage 13 in channel A 11, control
Unit 3 sends out execution signal to pusher cylinder A 111, and pusher cylinder A111 pushes capacitor to enter channel B 12, then pusher
Capacitor is pushed under the execution order of control unit 3 by cylinder A 111 until capacitor is sent to inspection positions and carries out capacitance
Value detection, channel A11, channel B 12, pusher cylinder A111 and pusher cylinder B 121 cooperate, compared to traditional straight line
For type feeding passage, floor space can be not only reduced, while can preferably ensure that testing capacitor can be accurately delivered to
Test position carries out capacitance detection.As shown in figure 3, channel A11 with feeding-passage 13 is orthogonal communicates, testing capacitor from
Feeding-passage enters feeding passage, is then pushed in channel B 12 by pusher cylinder A111 in the A11 of channel, and then is conveyed
To test position.
As shown in Fig. 2, being correspondingly provided with expeller respectively on the top of the pusher cylinder A111 and pusher cylinder B 121
A112 and expeller B 122, the expeller A112 and expeller B 122 are respectively in pusher cylinder A111 and pusher cylinder B
Testing capacitor push until testing capacitor is delivered to test position under 121 driving.
The expeller A112 is equipped with U-shaped opening slot 1121, U-shaped to open when pusher cylinder A 111 is in original state
At mouth slot 1121 and feeding-passage 13 on the same line, when pusher cylinder A 111 is in final state, U-shaped opening slot
1121 shake with that on the same line, can effectively prevent capacitor at channel B 12 in push in the process.
It is equipped with supplied materials sensor in the initiating terminal of the channel A 11, is equipped in the end of the channel A 11 and senses in place
Device (to show in figure, since the setting of sensor belongs to the technology of comparative maturity, just no longer repeats) one by one herein, described
Supplied materials sensor and sensors in place are electrically connected with control unit 3 respectively.After capacitor enters feeding passage, first, channel A
The supplied materials sensor sensing of 11 initiating terminal has been enter into designated position to capacitor and the signal is passed to control unit 3, connects
It control unit 3 and execution signal is sent out to pusher cylinder A 111, pusher cylinder A 111 carries out push work, capacitor is pushed
To the end of channel A 11, the sensors in place of the end of channel A 11 senses that capacitor has been enter into designated position and by the letter
Number control unit 3 is passed to, then control unit 3 sends out execution signal to pusher cylinder B 121, and pusher cylinder B 121 is carried out
Work is pushed, capacitor is pushed to test position, to ensure that the accuracy of feeding.
As shown in figure 3, the side wall in the channel B 12 can be true to play the role of damping shock absorption equipped with damping mechanism 14
It protects capacitor and is smoothly delivered to inspection positions, the damping mechanism 14 includes fixed block 141, elastic component 142, pre-tightens block
143 and connector 144, on the side wall of channel B 12, elastic component 142 is set to fixed block 141 and pre-tightens the fixed block 141
Between block 143, pre-tightens block 143 and elastic component 142 is linked together by connector 144 and fixed block 141.
The surface for pre-tightening block 143 is equipped with protective layer, and common anti-scratch material may be used in the material of protective layer, with
Capacitor surface is prevented to be scraped off.
As depicted in figs. 1 and 2, the capacitance detection unit 2 is digital electric bridge formula detection unit, described in the present embodiment
Capacitance detection unit 2 includes digital electric bridge 21 and detecting electrode 22 compatible with capacitor test side, the detecting electrode
22 be located at feeding unit 1 outlet above (in specific the present embodiment detecting electrode 22 be located at channel B 12 outlet top) and
It being electrically connected with the input terminal of digital electric bridge 21, the digital electric bridge 21 is electrically connected with control unit 3, when specifically used, inspection
It surveys electrode 22 to be in contact with the test side of capacitor, then digital electric bridge 21 measures the capacitance of capacitor, and will survey
The measured value obtained is transferred to control unit 3.
Specifically, the capacitance detection unit 2 further includes the first finger cylinder 23, first finger cylinder 23 is located at
(the first finger cylinder 23 is located above the outlet of channel B 12 in specific the present embodiment), inspection above the outlet of feeding unit 1
The grip that electrode 22 is set to the first finger cylinder 23 is surveyed, first finger cylinder 23 is electrically connected with control unit 3, works as capacitance
After device is sent to test position, control unit 3 sends out execution signal to the first finger cylinder 23, and the first finger cylinder 23 is stretched
Contracting movement makes detecting electrode 22 be in contact with the test side of capacitor, and then the digital electric bridge by being electrically connected with detecting electrode 22
The capacitance of 21 pairs of capacitors measures.
As depicted in figs. 1 and 2, the feeding unit 4 is that two axis move grasping mechanism, feeding unit described in the present embodiment
4 include second finger cylinder 41, and the second finger cylinder 41 is connected with telescopic cylinder 42, and the telescopic cylinder 42 is connected with directly
Line driving mechanism 43, and the second finger cylinder 41, telescopic cylinder 42, straight line driving mechanism 43 are electric with control unit 3 respectively
Connection.When specifically used, after category signal is passed to feeding unit 4 by control unit 3, the flexible gas in feeding unit 4
Cylinder 42 send second finger cylinder 41 to crawl position, and the capacitor after the crawl measurement of second finger cylinder 41, then stretch gas
Cylinder 42 retracts and the capacitor is put into the classification position of corresponding error level under the drive of straight line driving mechanism 43.
As shown in Figure 1, described device can also include the electricity that several collection vessels 6 export for storage feeding unit 4
Container, each collection vessel 6 can correspond to an error classification rank, the category signal that feeding unit 4 is exported according to control unit 3
The capacitor captured is put into corresponding collection vessel 6, to realize the classification of capacitor.In order to facilitate feeding
Unit 4 places capacitor, and collection vessel 6 can be set near feeding unit 4, along straight in feeding structure 4 in the present embodiment
The extending direction of line driving mechanism 43 is placed in parallel several collection vessels 6.
In addition, described device can also include material all in one piece unit (not shown in figure), the material all in one piece unit includes disk
Vibrator and linear vibrator, the outlet of the disk vibration device and the entrance of linear vibrator connect, the linear vibrator
Outlet connect with the feed inlet (i.e. the entrance of feeding-passage 13) of feeding unit 1, such disk vibration device and linear vibrator
It is combined, it is upward at pin will to be scattered in the capacitor arrangement in disk vibration device, by straight-line oscillation disk by capacitor
It is sent in feeding passage one by one.Material all in one piece unit can be equipped with individual control device, can also be with the control in the present invention
Unit 3 processed is electrically connected, when being electrically connected with the control unit 3 in the present invention, disk vibration device and linear vibrator should respectively with
Control unit 3 is electrically connected, and material all in one piece is controlled by control unit 3.
It is last it is necessarily pointed out that：The foregoing is merely the preferable specific implementation mode of the present invention, but the present invention
Protection domain be not limited thereto, any one skilled in the art in the technical scope disclosed by the present invention,
The change or replacement that can be readily occurred in, should be covered by the protection scope of the present invention.
Claims (10)
1. a kind of method classified to capacitor according to capacitance error, it is characterised in that：Make capacitor in feeding
By capacitance detection unit under the action of unit, the number for making capacitance detection unit measure and will measure to its capacitance
According to control unit is passed to, by the calculation formula of control unit foundation " error=measured value-standard value " to institute's test capacitors
Capacitance error calculated, and according to preset error grade standard carry out capacitor classification, and will classification point
Class signal passes to feeding unit, and capacitor is placed into the deposit position of corresponding category level by feeding unit.
2. a kind of device classified to capacitor according to capacitance error, it is characterised in that：Including feeding unit, electricity
Capacitance detection unit, control unit and feeding unit, the capacitance detection unit is located above the outlet of feeding unit, described
Capacitance detection unit is electrically connected with control unit, and described control unit is electrically connected with feeding unit, and the feeding unit is located at
The outlet end of feeding unit.
3. the apparatus of claim 2, it is characterised in that：Further include rack, the feeding unit, capacitance detection are single
Member and feeding unit are set in rack.
4. device according to claim 2 or 3, it is characterised in that：The feeding unit includes feeding passage, the feeding
Channel includes the orthogonal channel A communicated and channel B, and being equipped with the charging communicated with channel A in the initiating terminal of the channel A leads to
Road, is correspondingly provided with pusher cylinder A and pusher cylinder B respectively in the channel A and channel B, and the capacitance detection unit is set
Above the outlet of channel B, the feeding unit is set to the outlet end of channel B, and B points of the pusher cylinder A and pusher cylinder
It is not electrically connected with control unit.
5. device according to claim 4, it is characterised in that：Distinguish on the top of the pusher cylinder A and pusher cylinder B
It is correspondingly provided with expeller A and expeller B, the expeller A is equipped with U-shaped opening slot, when pusher cylinder A is in original state
When, at U-shaped opening slot and feeding-passage on the same line, when pusher cylinder A be in final state, U-shaped opening slot with lead to
At road B on the same line.
6. device according to claim 4, it is characterised in that：It is equipped with supplied materials sensor in the initiating terminal of the channel A,
The end of the channel A is equipped with sensors in place, and the supplied materials sensor and sensors in place are electrically connected with control unit respectively；
It is equipped with damping mechanism in the side wall of the channel B, the damping mechanism includes fixed block, elastic component, pre-tightens block and connector, institute
Fixed block is stated on the side wall of channel B, between elastic component is set to fixed block and pre-tightens block, block is pre-tightened and elastic component passes through connection
Part links together with fixed block.
7. device according to claim 2 or 3, it is characterised in that：The capacitance detection unit is examined for digital electric bridge formula
Unit is surveyed, including digital electric bridge and detecting electrode compatible with capacitor test side, the detecting electrode are located at feeding unit
Outlet above and be electrically connected with the input terminal of digital electric bridge, the digital electric bridge is electrically connected with control unit.
8. device according to claim 2 or 3, it is characterised in that：The feeding unit is that two axis move grasping mechanism, packet
Second finger cylinder is included, the second finger cylinder is connected with telescopic cylinder, and the telescopic cylinder is connected with and second finger gas
The mutually perpendicular straight line driving mechanism of cylinder, and the second finger cylinder, telescopic cylinder and straight line driving mechanism respectively with control
Unit is electrically connected.
9. device according to claim 2 or 3, it is characterised in that：Further include several collection vessels, the collection vessel is used
In the capacitor of storage feeding unit output.
10. device according to claim 2 or 3, it is characterised in that：Further include material all in one piece unit, the material all in one piece unit includes
Disk vibration device and linear vibrator, the outlet of the disk vibration device and the entrance of linear vibrator connect, and the straight line shakes
The outlet of dynamic device connects with the feed inlet of feeding unit.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810553708.8A CN108435601A (en) | 2018-05-31 | 2018-05-31 | A kind of method and apparatus classified to capacitor according to capacitance error |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810553708.8A CN108435601A (en) | 2018-05-31 | 2018-05-31 | A kind of method and apparatus classified to capacitor according to capacitance error |
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| CN108435601A true CN108435601A (en) | 2018-08-24 |
Family
ID=63206308
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| CN201810553708.8A Pending CN108435601A (en) | 2018-05-31 | 2018-05-31 | A kind of method and apparatus classified to capacitor according to capacitance error |
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