CN103090924A - Crest welder welding liquid level height testing device and method - Google Patents
Crest welder welding liquid level height testing device and method Download PDFInfo
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- CN103090924A CN103090924A CN2011103417253A CN201110341725A CN103090924A CN 103090924 A CN103090924 A CN 103090924A CN 2011103417253 A CN2011103417253 A CN 2011103417253A CN 201110341725 A CN201110341725 A CN 201110341725A CN 103090924 A CN103090924 A CN 103090924A
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Abstract
The invention provides a crest welder welding liquid level height testing device and a method. The crest welder welding liquid level height testing device comprises a probe mounting device and a plurality of probes, the probe mounting device is provided with a probe mounting part, and the plurality of probes are mutually parallel and arranged on the probe mounting part in an adjustable height mode. The crest welder welding liquid level height testing device is provided with the plurality of probes, heights of the lower ends of probe heads of the probes are different, heights of the plurality of probes can be arranged to form a plurality of measuring intervals according to actual measuring requirements, and further a plurality of liquid level heights can be measured. Measuring results are accurate and reliable, measuring accuracy is high, the device is simple in structure, positions of the probes in a solder machine can be adjusted by adjusting heights of the lower ends of the probe heads of the probes, and accordingly site mounting is facilitated.
Description
Technical field
The present invention relates to the wave soldering field, relate in particular to a kind of welding liquid level high measure device and method of crest welder.
Background technology
In Electronic Assemblies industry wave soldering process, need to carry out effective monitoring to the crest welder liquid level, liquid level is too low, when crossing crest, eats pcb board the tin degree of depth inadequate, cause abnormal welding, at this moment just need take manually to add tin mode or equipment automatic tin adding mode and replenish tin amount in crest welder tin stove; Liquid level is too high, exists the danger of the tin that overflows, and at this moment just need stop adding tin, guarantees production safety.Therefore, the monitoring of liquid level is vital.
In industry, the method for testing to the crest welder liquid level mainly contains following two kinds at present: a kind of is the ball float mode, and this mode precision is higher, and cost is higher, and complexity is installed, and dissimilar crest welder needs the ball float of different model; Another kind is the probe mode, adopts a probe to judge whether liquid level reaches a certain position, and this mode cost is lower, and precision is also lower, and accuracy is also relatively poor.
Summary of the invention
The invention provides a kind of welding liquid level high measure device and method of crest welder, relatively poor to solve existing method of testing precision, the problem that accuracy is relatively poor.
To achieve these goals, according to an aspect of the present invention, the invention provides a kind of welding liquid level high measure device of crest welder, comprising: the probe erecting device has the probe installation portion; A plurality of probes, the lower end height of the syringe needle of each probe is not identical.
Further, each probe is parallel to each other and Height Adjustable being arranged on the probe installation portion.
Further, the probe erecting device comprises: shell is enclosed in around a plurality of probes; The first chock arranges in the enclosure, forms the probe installation portion, is provided with the mounting hole of a plurality of axially parallels on the first chock, and mounting hole matches with the installation adjusting portion of probe.
Further, the probe erecting device also comprises the second chock, arranges in the enclosure, and is positioned at the below of the first chock, be provided with on the second chock with the first chock on a plurality of mounting holes coaxial corresponding a plurality of positioning through hole respectively, make a plurality of probes pass through positioning through hole.
Further, be provided with internal thread in the mounting hole of the first chock, be provided with the external thread that matches with internal thread on probe.
Further, be provided with internal thread in the mounting hole of the first chock, each probe comprises the externally threaded installation adjusting portion that has that matches with the mounting hole of the first chock, and the needle section that matches with the positioning through hole of the second chock, the diameter of adjusting portion is installed greater than the diameter of needle section.
Further, shell is cylindrical shape.
Further, the probe erecting device also comprises: support, be fixed in the side of the first end of shell.
Further, the first chock and the second chock are made by the synthesis stone material, and a plurality of probes and shell are made by stainless steel material.
According to a further aspect in the invention, provide a kind of level detection method, utilized the welding liquid level high measure device of above-mentioned crest welder to realize comprising the steps: to close the wave soldering signal; The welding liquid level high measure device of crest welder is arranged on liquid level to be measured top, and makes each probe all vertical with liquid level to be measured; Regulate the lower end height of the syringe needle of each probe, make the difference in height of the lower end of each syringe needle meet preset height poor.
The welding liquid level high measure device and method of crest welder provided by the invention, realized following advantage:
(1) owing to having adopted a plurality of probes, and the lower end height of the syringe needle of probe is different, can the height of a plurality of probes be formed a plurality of surveying ranges according to practical measurement requirement, and then can measure a plurality of liquid levels, measurement result accurately and reliably, measuring accuracy is high;
(2) apparatus structure is simple and easy, and the height of the lower end of the syringe needle by adjusting probe is regulated probe position in the tin stove, is convenient to on-the-spot the installation.
Except purpose described above, feature and advantage, the present invention also has other purpose, feature and advantage.The below is with reference to figure, and the present invention is further detailed explanation.
Description of drawings
The accompanying drawing that consists of the application's a part is used to provide a further understanding of the present invention, and illustrative examples of the present invention and explanation thereof are used for explaining the present invention, do not consist of improper restriction of the present invention.In the accompanying drawings:
Fig. 1 shows the perspective view according to the welding liquid level high measure device of the crest welder of the embodiment of the present invention;
Fig. 2 shows the use status architecture schematic diagram according to the welding liquid level high measure device of the crest welder of the embodiment of the present invention.
Embodiment
Below in conjunction with accompanying drawing, embodiments of the invention are elaborated, but following embodiment and accompanying drawing are only to understand the present invention, and can not limit the present invention, the multitude of different ways that the present invention can be defined by the claims and cover is implemented.
Fig. 1 shows the perspective view according to the welding liquid level high measure device of the crest welder of the embodiment of the present invention.As shown in Figure 1, the invention provides a kind of welding liquid level high measure device of crest welder, comprising: the probe erecting device has the probe installation portion; A plurality of probes, the lower end height of the syringe needle of each probe is not identical.Preferably, each probe is parallel to each other and Height Adjustable being arranged on the probe installation portion.The high measure device of crest welder welding liquid level provided by the invention is owing to having adopted a plurality of probes, the height of syringe needle lower end is different, and can be set to and to regulate, can the height of a plurality of probes be formed a plurality of surveying ranges according to practical measurement requirement, and then can measure a plurality of liquid levels, measurement result accurately and reliably, measuring accuracy is high.
The probe erecting device comprises shell 205 and the first chock 206, and its housing 205 is enclosed in around a plurality of probes, and the tin that its role is to reduce around probe contact with air, prevents that the scruff that produces in the tin stove from encountering probe and causing to test and forbidden; The first chock 206 is arranged in shell 205, forms the probe installation portion, is provided with the mounting hole of a plurality of axially parallels on the first chock 206, and mounting hole matches with the installation adjusting portion of probe.In order to realize the Height Adjustable purpose of probe, be provided with internal thread in the mounting hole of the first chock 206, be provided with the external thread that matches with internal thread on probe, both are connected by threaded engagement, so in use, probe can be regulated the position of stiff end as required, and then regulates the length that the syringe needle of probe stretches out.
The probe erecting device also comprises the second chock 207, be arranged in shell 205, and be positioned at the below of the first chock 206, be provided with on the second chock 207 with the first chock 206 on a plurality of mounting holes coaxial corresponding a plurality of positioning through hole respectively, make a plurality of probes pass through positioning through hole.This device is further fixed and locates probe by the positioning through hole of the second chock 207, guarantees fixing reliability and the accuracy of location.Usually be provided with internal thread in the mounting hole of the first chock 206, each probe comprises the externally threaded installation adjusting portion that has that matches with the mounting hole of the first chock 206, and the needle section that matches with the positioning through hole of the second chock 207, wherein, the diameter of adjusting portion is installed greater than the diameter of needle section.
The probe erecting device also further comprises the fixedly support 208 of said apparatus, is fixed in the side of the first end of shell 205, and support 208 is welded on shell 205 usually.
Wherein, shell 205 is generally cylindrical shape, and shell 205, probe and support 208 all adopt stainless steel material to make, and the first chock 206 and the second chock 207 adopt the synthesis stone material to make.
As a kind of specific embodiment of the present invention, as shown in Figure 1, the welding liquid level high measure device of crest welder comprises 4 probes, shell, the first chock 206, the second chocks 207 and support 208 5 parts.
Wherein, 4 probes are respectively the first probe 201, the second probe 202, the 3rd probe 203, four point probe 204, all adopt stainless steel to make, and its length are: the first probe 201＞the second probes 202＞the 3rd probe 203＞the four point probes 204; Cylindrical housing 205 adopts stainless steel material to make, and is included in around 4 probes.
Wherein, the first chock 206 is arranged in shell 205, form the probe installation portion, be provided with the mounting hole of a plurality of axially parallels on the first chock 206, mounting hole matches with the installation adjusting portion of probe, be provided with internal thread in the mounting hole of the first chock 206, be provided with the external thread that matches with internal thread on probe.
Wherein, the second chock 207 is arranged in shell 205, and is positioned at the below of the first chock 206, be provided with on the second chock 207 with the first chock 206 on a plurality of mounting holes coaxial corresponding a plurality of positioning through hole respectively, make a plurality of probes pass through positioning through hole.Be provided with internal thread in the mounting hole of the first chock 206, each probe comprises the externally threaded installation adjusting portion that has that matches with the mounting hole of the first chock 206, and the needle section that matches with the positioning through hole of the second chock 207, the diameter of adjusting portion is installed greater than the diameter of needle section.And the first chock 206 and the second chock 207 all adopt the synthesis stone material to make.
Wherein, support 208 adopts stainless steel to make, and is welded on the side of the first end of shell 205.
The present invention also provides a kind of level detection method, utilizes the welding liquid level high measure device of above-mentioned crest welder to realize, comprises the steps: to close the wave soldering signal; The welding liquid level high measure device of crest welder is arranged on liquid level to be measured top, and makes each probe all vertical with liquid level to be measured; Regulate the lower end height of the syringe needle of each probe, make the difference in height of the lower end of each syringe needle meet preset height poor.Wherein, preset height is poor is distance between each syringe needle of setting according to Surveying Actual Precision.
Fig. 2 shows the use status architecture schematic diagram according to the crest welder welding liquid level high measure device of the embodiment of the present invention.As shown in Figure 2, in use, bottom probe 1 is connected with crest welder furnace wall 3 all the time, adopts control section 0 related with the crest start signal, usually the start signal whether of the crest by related crest welder 5, judge the unlatching situation of the crest of crest welder, present invention focuses on to measure the height of liquid level when wave-soldering is not opened crest, the liquid level of this moment is relatively static, highly measure and follow reality more to conform to, therefore in use, the crest start signal is closed.
In use, just crest welder liquid level proving installation 2 at right angle settings are in crest welder liquid level 4 tops, guarantee that 4 probes are vertical with liquid level 4, then regulate the lower end height of the syringe needle of 4 probes, make its predetermined height difference that meets design, liquid level 4 vertical direction precisions are divided into 5 zone: liquid level A, liquid level B, liquid level C, liquid level D and liquid level E.when not contacting with the first probe 201 as liquid level 4, the first probe 201 and not conducting of bottom probe 1, control section 0 thus information judge this moment liquid level be in liquid level A position, contact with the first probe 201 as liquid level 4 and when not touching the second probe 202, the first probe 201 and 1 conducting of bottom probe, probe 202 and the 1 not conducting of bottom probe, control section 0 thus information judge this moment liquid level be in liquid level B position, so analogize, by judgement probe 201, probe 202, probe 203, probe 204 whether with 1 conducting of bottom probe, thereby the residing position of judgement liquid level.
As can be seen from the above description, the above embodiments of the present invention have realized following technique effect:
(1) owing to having adopted a plurality of probes, and the lower end height of the syringe needle of probe is different, can the height of a plurality of probes be formed a plurality of surveying ranges according to practical measurement requirement, and then can measure a plurality of liquid levels, measurement result accurately and reliably, measuring accuracy is high;
(2) apparatus structure is simple and easy, on-the-spot installs simply, and the lower end height of the syringe needle by adjusting probe is regulated probe position in the tin stove, is convenient to on-the-spot the installation.
The above is only the preferred embodiments of the present invention, is not limited to the present invention, and for a person skilled in the art, the present invention can have various modifications and variations.Within the spirit and principles in the present invention all, any modification of doing, be equal to replacement, improvement etc., within all should being included in protection scope of the present invention.
Claims (10)
1. the welding liquid level high measure device of a crest welder, is characterized in that, comprising:
The probe erecting device has the probe installation portion;
A plurality of probes, the lower end height of the syringe needle of each described probe is not identical.
2. device according to claim 1, is characterized in that, each described probe is parallel to each other and Height Adjustable being arranged on described probe installation portion.
3. device according to claim 1 and 2, is characterized in that, described probe erecting device comprises:
Shell (205) is enclosed in around described a plurality of probe;
The first chock (206) is arranged in described shell (205), forms described probe installation portion, is provided with the mounting hole of a plurality of axially parallels on described the first chock (206), and described mounting hole matches with the installation adjusting portion of described probe.
4. device according to claim 3, is characterized in that, described probe erecting device also comprises:
The second chock (207), be arranged in described shell (205), and be positioned at the below of described the first chock (206), be provided with on described the second chock (207) with described the first chock (206) on a plurality of described mounting hole coaxial corresponding a plurality of positioning through hole respectively, make a plurality of described probes by described positioning through hole.
5. device according to claim 3, is characterized in that, is provided with internal thread in the mounting hole of described the first chock (206), is provided with the external thread that matches with described internal thread on described probe.
6. device according to claim 4, it is characterized in that, be provided with internal thread in the mounting hole of described the first chock (206), each described probe comprises the externally threaded described installation adjusting portion that has that matches with the mounting hole of described the first chock (206), and the needle section that matches with the positioning through hole of described the second chock (207), the diameter of described installation adjusting portion is greater than the diameter of described needle section.
7. device according to claim 3, is characterized in that, described shell (205) is cylindrical shape.
8. device according to claim 3, is characterized in that, described probe erecting device also comprises:
Support (208) is fixed in the side of the first end of described shell (205).
9. device according to claim 4, is characterized in that, described the first chock (206) and described the second chock (207) are made by the synthesis stone material, and a plurality of described probes and described shell (205) are made by stainless steel material.
10. a level detection method, utilize the welding liquid level high measure device of the described crest welder of any one in claim 1 to 9 to realize, it is characterized in that, comprises the steps:
Close the wave soldering signal;
The welding liquid level high measure device of described crest welder is arranged on liquid level to be measured top, and makes each described probe all vertical with described liquid level to be measured;
Regulate the lower end height of the syringe needle of each described probe, make the difference in height of the lower end of each described syringe needle meet preset height poor.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011103417253A CN103090924A (en) | 2011-11-02 | 2011-11-02 | Crest welder welding liquid level height testing device and method |
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| Application Number | Priority Date | Filing Date | Title |
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| CN2011103417253A CN103090924A (en) | 2011-11-02 | 2011-11-02 | Crest welder welding liquid level height testing device and method |
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| CN103090924A true CN103090924A (en) | 2013-05-08 |
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| CN2011103417253A Pending CN103090924A (en) | 2011-11-02 | 2011-11-02 | Crest welder welding liquid level height testing device and method |
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Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106352786A (en) * | 2016-08-31 | 2017-01-25 | 江门市智尊科技电子有限公司 | Tinplating depth detection device |
| CN106541121A (en) * | 2016-12-30 | 2017-03-29 | 北京航空航天大学 | A kind of accurate speed control device and method of vacuum speed governing casting process |
| CN106670407A (en) * | 2016-12-30 | 2017-05-17 | 北京航空航天大学 | Multiprobe speed measuring method and device in vacuum speed adjusting casting process |
| CN112378486A (en) * | 2020-10-22 | 2021-02-19 | 天津杰士电池有限公司 | Battery liquid level height testing device and method |
| CN112444290A (en) * | 2019-08-30 | 2021-03-05 | 南京南瑞继保电气有限公司 | Liquid leakage flow detection device, detection method and converter valve |
| TWI721875B (en) * | 2020-04-27 | 2021-03-11 | 英業達股份有限公司 | Tin wave height measurement system and method thereof |
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| CN1688498A (en) * | 2002-09-06 | 2005-10-26 | Vega格里沙贝两合公司 | Container or flange cover |
| CN201318966Y (en) * | 2008-11-28 | 2009-09-30 | 深圳市实益达科技股份有限公司 | Automatic alarm for solder pot |
| CN101625250A (en) * | 2009-07-27 | 2010-01-13 | 北京鹤华安吉电子技术研究所 | Liquid level detector |
| CN202372221U (en) * | 2011-11-02 | 2012-08-08 | 珠海格力电器股份有限公司 | Device for measuring welding liquid level height of crest welder |
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Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN1688498A (en) * | 2002-09-06 | 2005-10-26 | Vega格里沙贝两合公司 | Container or flange cover |
| CN201318966Y (en) * | 2008-11-28 | 2009-09-30 | 深圳市实益达科技股份有限公司 | Automatic alarm for solder pot |
| CN101625250A (en) * | 2009-07-27 | 2010-01-13 | 北京鹤华安吉电子技术研究所 | Liquid level detector |
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Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106352786A (en) * | 2016-08-31 | 2017-01-25 | 江门市智尊科技电子有限公司 | Tinplating depth detection device |
| CN106541121A (en) * | 2016-12-30 | 2017-03-29 | 北京航空航天大学 | A kind of accurate speed control device and method of vacuum speed governing casting process |
| CN106670407A (en) * | 2016-12-30 | 2017-05-17 | 北京航空航天大学 | Multiprobe speed measuring method and device in vacuum speed adjusting casting process |
| CN106670407B (en) * | 2016-12-30 | 2017-12-26 | 北京航空航天大学 | The multiprobe speed-measuring method and device of a kind of vacuum speed governing casting process |
| CN112444290A (en) * | 2019-08-30 | 2021-03-05 | 南京南瑞继保电气有限公司 | Liquid leakage flow detection device, detection method and converter valve |
| TWI721875B (en) * | 2020-04-27 | 2021-03-11 | 英業達股份有限公司 | Tin wave height measurement system and method thereof |
| CN112378486A (en) * | 2020-10-22 | 2021-02-19 | 天津杰士电池有限公司 | Battery liquid level height testing device and method |
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Application publication date: 20130508 |
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