CN108177436A - A kind of detection device and detection method of tin cream dosage - Google Patents
A kind of detection device and detection method of tin cream dosage Download PDFInfo
- Publication number
- CN108177436A CN108177436A CN201711460765.3A CN201711460765A CN108177436A CN 108177436 A CN108177436 A CN 108177436A CN 201711460765 A CN201711460765 A CN 201711460765A CN 108177436 A CN108177436 A CN 108177436A
- Authority
- CN
- China
- Prior art keywords
- printing plate
- tin cream
- quality
- control assembly
- mass sensor
- 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.)
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Classifications
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B41—PRINTING; LINING MACHINES; TYPEWRITERS; STAMPS
- B41F—PRINTING MACHINES OR PRESSES
- B41F33/00—Indicating, counting, warning, control or safety devices
- B41F33/0036—Devices for scanning or checking the printed matter for quality control
Abstract
The invention belongs to printing technologies, disclose a kind of detection device and detection method of tin cream dosage, and wherein detection device includes：Clamp assemblies, for clamping printing plate；Mass sensor, positioned at the lower section of the printing plate；Lifting assembly installs the mass sensor thereon, and the mass sensor can be driven to jack up the printing plate；Control assembly is connected to the mass sensor and the lifting assembly.The present invention is by controlling lifting assembly that mass sensor is driven to rise and jacking up printing plate pre-determined distance, and the quality of tin cream on printing plate is detected by mass sensor, presswork is normally carried out when the quality of tin cream is in the range of preset quality, when the quality of tin cream is more than preset quality range, it is excessive or very few that control assembly sends out alarm operating personnel's tin cream, and it stops operation, tin cream dosage is saved to reach, tin cream is avoided to waste, personnel inspection pressure is reduced, reduces the purpose of cost of human resources and production cost.
Description
Technical field
The present invention relates to printing technology more particularly to a kind of detection devices and detection method of tin cream dosage.
Background technology
In paste solder printing technique, tin cream is used for component and substrate is fixed and carrying out in reflux course
Permanent welding, tin cream need a certain amount in printing process, are printed to form good roll.Under normal conditions, tin
Cream be before operation starts by manually observe addition certain mass tin cream on the printed board, pass through operator in operation process
The dosage of member's observation tin cream, adds tin cream, to maintain the tin cream of enough quality on the printed board, forms stable printing in due course.
The method of addition tin cream has the following problems during actual job above by preset a large amount of tin creams and in due course：
1st, tin cream dosage is not fixed, and is generally added according to the addition of personnel's experience or whole tank, be easy to cause tin cream it is excessive or
Person is very few, and in order to keep the stabilization of operation process, is typically excessively added, extra tin cream reach service life when
Between after discarded, cause the waste of tin cream；
2nd, addition opportunity needs to observe by operating personnel, and the consciousness and experience of operating personnel can influence the opportunity of addition,
Easily increase the pressure of personnel inspection after observing for a long time, lead to error occur, influence product quality, and existing artificial addition
Mode will also result in the waste of human resources.
Invention content
The purpose of the present invention is to provide a kind of detection devices and detection method of tin cream dosage, can save tin cream use
Amount, avoids tin cream from wasting, and reduces personnel inspection pressure, reduces cost of human resources and production cost.
For this purpose, the present invention uses following technical scheme：
A kind of detection device of tin cream dosage, including：
Clamp assemblies, for clamping printing plate；
Mass sensor, positioned at the lower section of the printing plate；
Lifting assembly installs the mass sensor thereon, and the mass sensor can be driven to jack up the printing
Plate；
Control assembly is connected to the mass sensor and the lifting assembly
Preferably, further including the position sensor for being connected to the control assembly, the position sensor is arranged on institute
The side of printing plate is stated, whether reaches pre-determined distance for detecting the displacement that the printing plate rises and declines.
Preferably, further including the position sensor for being connected to the control assembly, the position sensor is arranged on institute
The side of the hoistable platform of lifting assembly is stated, is used to detect whether the displacement that the hoistable platform rises and declines reaches pre-
If distance.
Preferably, the clamp assemblies include being located at the printing plate upper grip block of both sides and lower grip block up and down,
The printing plate can be fixedly clamped by the upper grip block and the lower grip block.
The present invention also provides a kind of detection methods of the detection device of tin cream dosage, include the following steps：
When reaching inspection requirements, shut down by control assembly and clamp assemblies 1 is controlled to unclamp printing plate；
By the control assembly control lifting assembly drive mass sensor rise and jack up the printing plate preset away from
From；
The quality of tin cream on the printing plate is detected by the mass sensor, and the qualitative data detected is sent
To the control assembly；
Whether the control assembly receives the qualitative data, and judge the quality of the tin cream in preset quality range
It is interior, and alarm sent out according to judging result or instruction of resuming operation.
Preferably, it further includes：
Preset quality range and the setting inspection requirements are inputted in control assembly.
Preferably, the inspection requirements specify for operating personnel random time, preset period interval time or
The preset product the piece number printed by the printing plate.
Preferably, when the printing plate is by jack-up pre-determined distance, the position sensor detects the printing plate institute
In position and signal is sent to the control assembly.
Preferably, when the printing plate is by jack-up pre-determined distance, the position sensor detects the lifting assembly
Hoistable platform position and send a signal to the control assembly.
Alarm is sent out according to judging result or instruction of resuming operation includes preferably, described：
When the quality of the tin cream is not in the range of the preset quality, it is excessive or not that the control assembly sends out tin cream
The alarm of foot；
When the quality of the tin cream is in the range of the preset quality, the control assembly sends out instruction of resuming operation.
Beneficial effects of the present invention：
Clamp assemblies is controlled to unclamp printing plate by control assembly, then control lifting assembly that mass sensor is driven to rise
And printing plate pre-determined distance being jacked up, and the quality of tin cream on printing plate is detected by mass sensor, control assembly judges tin cream
Quality whether in the range of preset quality, be normally carried out presswork when the quality of tin cream is in the range of preset quality, when
When the quality of tin cream is more than setting quality or less than setting quality, control assembly sends out alarm operating personnel tin cream excess
Or it is very few, and stop operation, tin cream dosage is saved so as to reach, tin cream is avoided to waste, reduces personnel inspection pressure, reduces manpower
The purpose of resources costs and production cost.
Description of the drawings
Shape when Fig. 1 is the clamp assemblies clamping printing plate of the detection device of the tin cream dosage described in the embodiment of the present invention one
State schematic diagram；
Fig. 2 is that the clamp assemblies of the detection device of the tin cream dosage described in the embodiment of the present invention one do not clamp printing plate and liter
Status diagram when part of coming down to a lower group does not drive the mass sensor to rise；
Fig. 3 is that the clamp assemblies of the detection device of the tin cream dosage described in the embodiment of the present invention one do not clamp printing plate and liter
Status diagram when Component driver mass sensor rises drops；
Fig. 4 is the flow chart of the detection method of the detection device of the tin cream dosage described in the embodiment of the present invention one；
Shape when Fig. 5 is the clamp assemblies clamping printing plate of the detection device of the tin cream dosage described in the embodiment of the present invention two
State schematic diagram；
Fig. 6 is that the clamp assemblies of the detection device of the tin cream dosage described in the embodiment of the present invention two do not clamp printing plate and liter
Status diagram when part of coming down to a lower group does not drive the mass sensor to rise；
Fig. 7 is that the clamp assemblies of the detection device of the tin cream dosage described in the embodiment of the present invention two do not clamp printing plate and liter
Status diagram when Component driver mass sensor rises drops.
In figure：
1st, clamp assemblies；2nd, mass sensor；3rd, lifting assembly；4th, position sensor；5th, printing plate；11st, upper grip block；
12nd, lower grip block；31st, hoistable platform；32nd, actuator.
Specific embodiment
Technical solution to further illustrate the present invention below with reference to the accompanying drawings and specific embodiments.
Embodiment one
The present embodiment provides a kind of detection devices of tin cream dosage, and as shown in Figs. 1-3, which includes clamp assemblies
1st, mass sensor 2, lifting assembly 3, position sensor 4 and control assembly (not shown), wherein：
Above-mentioned clamp assemblies 1 are provided with two groups, and every group of clamp assemblies 1 include the upper folder positioned at printing plate both sides about 5
Block 11 and lower grip block 12 are held, printing plate 5 can be fixedly clamped by upper grip block 11 and lower grip block 12.Specifically, above-mentioned lower folder
It holds block 12 and is located at 5 lower section of printing plate, be fixed on printing equipment, available for the support to printing plate 5.Upper grip block 11
It can be moved up and down above printing plate 5, and relative to lower grip block 12, when needing to step up fixing printing plate 5, upper clamping
Block 11 is driven to lower grip block 12 and moves, and is matched with lower grip block 12 and printing plate 5 is fixedly clamped.In the present embodiment,
The equipment that grip block 11 moves up and down in driving is driving equipment common in the art, such as can be cylinder, oil cylinder, electricity
Machine etc. herein no longer repeats its structure.
It should be noted that the upper grip block 11 of above-mentioned two groups of clamp assemblies 1 is synchronized and moved up and down, simultaneously clamped on realizing
Or unclamp printing plate 5.
In the present embodiment, further, the group number of above-mentioned clamp assemblies 1 can be set according to the width of printing plate 5,
It is not limited only to two groups or one group or multigroup.
Above-mentioned mass sensor 2 is connected to control assembly, which is located at the lower section of printing plate 5, and is mounted on
On the hoistable platform 31 of lifting assembly 3, by the mass sensor 2, the quality of the tin cream on printing plate 5 can be detected, and will
The qualitative data detected passes to control assembly.When control assembly receives the qualitative data of the transmission of mass sensor 2, i.e.,
It can obtain the quality of tin cream.In the present embodiment, above-mentioned mass sensor 2 could be provided as one, can also be arranged as required to
To be multiple, and for it is multiple when, be distributed on hoistable platform 31, preferably to realize the detection to tin cream quality.
Above-mentioned lifting assembly 3 includes hoistable platform 31 and is connected to the actuator 32 of control assembly, which drives
Dynamic hoistable platform 31 is lifted, so that the mass sensor 2 on hoistable platform 31 lifts, and on mass sensor 2
When rising, printing plate 5 can be jacked up (shown in Fig. 3), and measure the quality of tin cream on printing plate 5 by mass sensor 2.The present embodiment
In, above-mentioned actuator 32 can be the structure that motor drives leading screw, hoistable platform 31 be driven to lift or gas by leading screw
Cylinder or oil cylinder etc. have the function of the structure of linear motion.
Above-mentioned position sensor 4 is connected to control assembly, and the position sensor 4 is arranged on the side of printing plate 5, is used for
Whether the displacement that detection printing plate 5 rises and declines reaches pre-determined distance, i.e., when printing plate 5 is originally located on lower grip block 12
When, position sensor 4 detects the position of the printing plate 5 and sends the first signal to control assembly, when lifting assembly 3 is with kinoplaszm
Printing plate 5 is jacked up and during so that printing plate 5 moving up pre-determined distance by quantity sensor 2, and position sensor 4 can detect again
The position of the printing plate 5 simultaneously sends second signal to control assembly, and control assembly can control lifting assembly 3 out of service at this time.
That is, the pre-determined distance of the present embodiment refers to that the position of above-mentioned 4 second detection printing plate 5 of position sensor (is set as
Second test position) the distance between position (being set as the first test position) with detection printing plate 5 for the first time.
The present embodiment by above-mentioned detection device, can effectively save tin cream dosage, tin cream is avoided to waste, reduces personnel's inspection
Pressure is looked into, reduces cost of human resources and production cost.
Specifically, the present embodiment is illustrated explanation to the detection method of the detection device of above-mentioned tin cream dosage：
As shown in figure 4, the detection method of the present embodiment includes the following steps：
S10, preset quality range and setting inspection requirements are inputted in control assembly.
I.e. before detection device starts detection, the preset quality range of artificial settings is inputted in control assembly first,
The preset quality range is used for the quality versus of tin cream detected with mass sensor 2.
Inspection requirements is then set in control assembly, which refers to when the detection device of the present embodiment carries out
The precondition of detection when only meeting the default testing requirements, can just carry out tin cream quality testing.
Specifically, above-mentioned inspection requirements can be the random time that operating personnel specify, in the present embodiment, what this was specified appoints
The meaning time can be any moment when not printing or in printing process.
An interval time t is manually set in preset period interval time, when printing time reaches t, be considered as satisfaction
Inspection requirements is primary.It should be noted that above-mentioned period interval time is calculated when printing and starting.
Above-mentioned inspection requirements can also be the preset product the piece number printed by printing plate 5, the i.e. printing plate 5 of the present embodiment
It can be moved to the line of production, and by paste solder printing thereon on product, often print primary production, control assembly, that is, countable one
It is secondary, it at this time can be according to the product the piece number printed by printing plate 5, to determine if to meet inspection requirements.It, can in the present embodiment
To realize the detection to product the piece number by imaging devices such as CCD cameras, when detecting that product the piece number reaches setting value, depending on
It is primary to meet inspection requirements.It should be noted that the detection of the said goods the piece number is also to be calculated when printing and starting.
S20, when reaching inspection requirements, shut down by control assembly and control clamp assemblies 1 unclamp printing plate.
After step S10 sets preset quality range and inspection requirements, you can proceed by detection, printing at this time is set
Standby starting up, if operating personnel specify the time, control assembly controls clamp assemblies 1 on the timing node specified
Unclamp printing plate 5.
When operating personnel are not detected at the appointed time, control assembly is detected automatically at this time, i.e. control group
Part proceeds by the detection of product the piece number printed by printing plate 5 of the interval time t for whether reaching setting or setting, when up to
To setting interval time t or setting the product the piece number printed by printing plate 5 when, the control assembly control pine of clamp assemblies 1
Start to print brush board 5.
S30, it controls lifting assembly that mass sensor is driven to rise by control assembly and jacks up printing plate pre-determined distance.
After control assembly control clamp assemblies 1 unclamp printing plate 5, control assembly control lifting assembly 3 drives its lifting
Platform 31 rises, and then mass sensor 2 is driven to rise and jack up printing plate 5, when the position sensing positioned at 5 side of printing plate
After device 4 detects that printing plate 5 rises to its second test position, position sensor 4 sends second signal to control assembly, control
Component control lifting assembly 3 is out of service.
S40, the quality that tin cream on printing plate is detected by mass sensor, and the qualitative data detected is sent to control
Component processed.
Out of service after a certain period of time in step S30 lifting assemblies 3, it is relatively stable to be in one for mass sensor 2 at this time
State is detected the quality of the tin cream on printing plate 5 by mass sensor 2, and the qualitative data detected is transmitted
To control assembly.Can be the quality summation that mass sensor 2 detects printing plate 5 and tin cream in the present embodiment, control assembly
According to the quality summation and the quality of known printing plate 5, the Mass Calculation of tin cream is come out.It can also be mass sensor
2, directly according to known 5 mass of printing plate and the quality summation of detection, first calculate the quality of tin cream, and directly by tin cream
Qualitative data pass to control assembly.
S50, control assembly quality of reception data, and the quality of tin cream is judged whether in the range of preset quality, and according to
Judging result sends out alarm or instruction of resuming operation.
The qualitative data that i.e. control assembly quality of reception sensor 2 transmits, and the quality of tin cream is obtained, then by tin cream
Quality is compared with preset quality range, and different operations is carried out according to comparing result, specific as follows：
When the quality of tin cream is not in the range of preset quality, control assembly is sent out according to the number of the quality of tin cream at this time
Alarm, specifically when the quality of tin cream exceeds preset quality range, control assembly sends out the prompting of tin cream excess, grasps at this time
Part tin cream is recoverable to as personnel, tin cream is avoided to waste；When the quality of tin cream is less than preset quality range, control assembly hair
Go out the insufficient amount of prompting of tin cream, operating personnel can carry out the addition of tin cream at this time, so that the amount of tin cream is enough, avoid the occurrence of
It is bad to print product.
When the quality of tin cream is in the range of preset quality, control assembly sends out instruction of resuming operation, at this time control assembly
Mass sensor 2 and printing plate 5 is driven to decline control lifting assembly 3, printing plate 5 is just dropped on lower grip block 12,
The printing plate 5 that position sensor 4 detects at this time drops to the first test position, and sends the first signal to control assembly, control
Component processed then controls lifting assembly 3 out of service, and then the upper grip block 11 of driving moves down, and coordinates with lower grip block 12 by printing plate
5 are fixedly clamped, and start printing operation.
Embodiment two
The present embodiment detects pre- with the position for differing only in position sensor 4 of embodiment one and position sensor 4
If the mode of distance is different, other are and embodiment one is identical, and only the position of the position sensor of the present embodiment 4 is subject to herein
Illustrate, it is specific as follows：
Fig. 5-7 are can refer to, the position sensor 4 of the present embodiment is arranged on the side of the hoistable platform 31 of lifting assembly 3,
Whether pre-determined distance is reached by the displacement distance for detecting hoistable platform 31, come whether controlling the operation of lifting assembly 3.Specifically
, when hoistable platform 31 is originally located in non-lifting position, position sensor 4 detects that the position of the hoistable platform 31 (is known as
Third test position) and third signal is sent to control assembly, when the actuator 32 of lifting assembly 3 drives hoistable platform 31 to rise
For pre-determined distance so that when printing plate 5 jacks up pre-determined distance by mass sensor 2, position sensor 4 detects the lifting again
The position (being known as the 4th test position) of platform 31 simultaneously sends fourth signal to control assembly, and control assembly can control lifting at this time
Component 3 is out of service.When control assembly, which is sent out, resumes operation instruction, control assembly control lifting assembly 3 declines pre-determined distance,
Position sensor 4 detects that hoistable platform 31 drops to third test position, and sends third signal to control assembly, control group
Part control lifting assembly 3 is out of service.
Obviously, the above embodiment of the present invention is just for the sake of clearly illustrating example of the present invention, and it is pair to be not
The restriction of embodiments of the present invention.For those of ordinary skill in the art, may be used also on the basis of the above description
To make other variations or changes in different ways.There is no necessity and possibility to exhaust all the enbodiments.It is all this
All any modification, equivalent and improvement made within the spirit and principle of invention etc., should be included in the claims in the present invention
Protection domain within.
Claims (10)
1. a kind of detection device of tin cream dosage, which is characterized in that including：
Clamp assemblies (1), for clamping printing plate (5)；
Mass sensor (2), positioned at the lower section of the printing plate (5)；
Lifting assembly (3) installs the mass sensor (2) thereon, and can drive described in the mass sensor (2) jack-up
Printing plate (5)；
Control assembly is connected to the mass sensor (2) and the lifting assembly (3).
2. the detection device of tin cream dosage according to claim 1, which is characterized in that further include and be connected to the control group
The position sensor (4) of part, the position sensor (4) are arranged on the side of the printing plate (5), for detecting the printing
Whether the displacement that plate (5) rises and declines reaches pre-determined distance.
3. the detection device of tin cream dosage according to claim 1, which is characterized in that further include and be connected to the control group
The position sensor (4) of part, the position sensor (4) are arranged on the side of the hoistable platform (31) of the lifting assembly (3),
It is used to detect whether the displacement that the hoistable platform (31) rises and declines reaches pre-determined distance.
4. the detection device of tin cream dosage according to claim 1, which is characterized in that the clamp assemblies (1) are including position
In the printing plate (5) the upper grip block (11) of both sides and lower grip block (12) up and down, the upper grip block (11) and it is described under
The printing plate (5) can be fixedly clamped by grip block (12).
5. a kind of detection method of the detection device of tin cream dosage as described in claim 1-4 is any, which is characterized in that including
Following steps：
When reaching inspection requirements, shut down by control assembly and clamp assemblies 1 is controlled to unclamp printing plate (5)；
It controls lifting assembly (3) that mass sensor (2) is driven to rise by the control assembly and jacks up the printing plate (5) in advance
If distance；
The quality of tin cream on the printing plate (5) is detected by the mass sensor (2), and the qualitative data detected is sent out
Give the control assembly；
The control assembly receives the qualitative data, and judges the quality of the tin cream whether in the range of preset quality, and
Alarm is sent out according to judging result or instruction of resuming operation.
6. detection method according to claim 5, which is characterized in that further include：
Preset quality range and the setting inspection requirements are inputted in control assembly.
7. detection method according to claim 6, which is characterized in that the inspection requirements is specified arbitrary for operating personnel
Time, preset period interval time or the preset product the piece number printed by the printing plate (5).
8. detection method according to claim 5, which is characterized in that when the printing plate (5) is by jack-up pre-determined distance, institute
Position sensor (4) is stated to detect the printing plate (5) position and send a signal to the control assembly.
9. detection method according to claim 5, which is characterized in that when the printing plate (5) is by jack-up pre-determined distance, institute
Position sensor (4) is stated to detect hoistable platform (31) position of the lifting assembly (3) and send a signal to the control
Component processed.
10. detection method according to claim 5, which is characterized in that it is described according to judging result send out alarm or
Person's instruction of resuming operation includes：
When the quality of the tin cream is not in the range of the preset quality, it is excessive or insufficient that the control assembly sends out tin cream
Alarm；
When the quality of the tin cream is in the range of the preset quality, the control assembly sends out instruction of resuming operation.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201711460765.3A CN108177436A (en) | 2017-12-28 | 2017-12-28 | A kind of detection device and detection method of tin cream dosage |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201711460765.3A CN108177436A (en) | 2017-12-28 | 2017-12-28 | A kind of detection device and detection method of tin cream dosage |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN108177436A true CN108177436A (en) | 2018-06-19 |
Family
ID=62548390
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201711460765.3A Pending CN108177436A (en) | 2017-12-28 | 2017-12-28 | A kind of detection device and detection method of tin cream dosage |
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| Country | Link |
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| CN (1) | CN108177436A (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109677118A (en) * | 2018-12-14 | 2019-04-26 | 格力电器（重庆）有限公司 | A kind of SMT printing machine tin cream backs detection method and system |
| CN112691285A (en) * | 2020-12-24 | 2021-04-23 | 捷米科技（上海）有限公司 | Disinfection device |
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|---|---|---|---|---|
| JPH08332711A (en) * | 1995-06-06 | 1996-12-17 | Toshiba Corp | Apparatus for printing solder paste |
| JPH1065325A (en) * | 1996-08-22 | 1998-03-06 | Omron Corp | Automatic supply method and device for solder paste |
| CN201784831U (en) * | 2010-07-16 | 2011-04-06 | 上海优汉实业发展有限公司 | Lift weighing device and conveying equipment with same |
| CN105328981A (en) * | 2014-08-06 | 2016-02-17 | 深圳长城开发科技股份有限公司 | Automatic solder adding device, control method of automatic solder adding device and screen printer |
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2017
- 2017-12-28 CN CN201711460765.3A patent/CN108177436A/en active Pending
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH08332711A (en) * | 1995-06-06 | 1996-12-17 | Toshiba Corp | Apparatus for printing solder paste |
| JPH1065325A (en) * | 1996-08-22 | 1998-03-06 | Omron Corp | Automatic supply method and device for solder paste |
| CN201784831U (en) * | 2010-07-16 | 2011-04-06 | 上海优汉实业发展有限公司 | Lift weighing device and conveying equipment with same |
| CN105328981A (en) * | 2014-08-06 | 2016-02-17 | 深圳长城开发科技股份有限公司 | Automatic solder adding device, control method of automatic solder adding device and screen printer |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109677118A (en) * | 2018-12-14 | 2019-04-26 | 格力电器（重庆）有限公司 | A kind of SMT printing machine tin cream backs detection method and system |
| CN112691285A (en) * | 2020-12-24 | 2021-04-23 | 捷米科技（上海）有限公司 | Disinfection device |
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Application publication date: 20180619 |