CN104753495A - Metal sheet grounding three lead surface mount quartz resonator and production technology thereof - Google Patents
Metal sheet grounding three lead surface mount quartz resonator and production technology thereof Download PDFInfo
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- CN104753495A CN104753495A CN201510139819.0A CN201510139819A CN104753495A CN 104753495 A CN104753495 A CN 104753495A CN 201510139819 A CN201510139819 A CN 201510139819A CN 104753495 A CN104753495 A CN 104753495A
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Abstract
The invention relates to the field of electron components, in particular to a metal sheet grounding three lead surface mount quartz resonator and a production technology thereof. A third lead of the metal sheet grounding three lead surface mount quartz resonator is a metal sheet. The production technology of the metal sheet grounding three lead surface mount quartz resonator specially includes following steps: manufacturing a metal sheet material part; manufacturing an insulating spacer; performing lettering processing; placing the metal sheet material part and the insulating spacer in a disk for a test and a marking; fixing the metal sheet; cutting off the metal sheet. According to the metal sheet grounding three lead surface mount quartz resonator, the metal sheet is used as the third lead, and spot welding and tin wrapping on a circuit board are facilitated. Due to the fact that the metal sheet is welded in spot mode after the spacer is inserted, repeated disk stacking operations are saved, the phenomenon that the third lead is disconnected during the spacer insertion process and the use process of a client is avoided, and production efficiency and qualified rate of products are improved. Additionally, the production technology of the metal sheet grounding three lead surface mount quartz resonator can achieve automatic processing.
Description
Technical field
The present invention relates to electronic devices and components field, be specifically related to a kind of sheet metal ground connection three wire surface and paste quartz resonator and production technology thereof.
Background technology
Quartz-crystal resonator is a kind of resonating device utilizing the inverse piezoelectric effect of quartz crystal to make, it has become the important electronic devices and components of digital code information society, this element has feature that is high-accuracy, high stability, being widely used in needing in the various kinds of equipment of frequency stabilization and frequency-selecting, instrument and electronic product, is indispensable key element in current electronic product.
Two lead-in wire quartz-crystal resonators were applied in large volume space in the past, all less than the height of other prototype parts in circuit board, volume, so accumulation of static electricity generally there will not be on crystal shell, shell does not just have the necessity of ground connection yet, but along with the demand of the volume miniaturization of electronic product, slimming, cost degradation, quartz-crystal resonator height in the circuit board becomes the highest, shell easily produces accumulation of static electricity, as eliminated, then can be applied directly on IC by crystal, cause IC to puncture damage; Or due to electrostatic existence, crystal input and output terminal voltage position is high, and electric current cannot pass through crystal, causes crystal not work.So the three wire surfaces subsides quartz-crystal resonators being connected to the ground and connecing must be used, to eliminate the electrostatic of generation.
And up to the present, it is be welded on the support base plate that sintered by the 3rd lead-in wire point that three wire surfaces paste quartz-crystal resonators, the processes such as process is crowded flat, change plating, spot welding reed, be made into three down-lead brackets, be processed into straight wire quartz-crystal resonator further, then through cover pad, flatten, test be made into three wire surfaces paste quartz-crystal resonators; Or be first processed into straight wire quartz-crystal resonator (two lead-in wire), then spot welding the 3rd lead-in wire, through cover pad, flatten, test and be made into three wire surfaces subsides quartz-crystal resonators.
Because the volume of quartz-crystal resonator is to miniaturization, increase the 3rd lead-in wire difficulty on procedure for processing large, cannot realize automated job, cost of labor is high, qualification rate is low, total cost increases, so applicant have developed grounded metal sheet surface paste quartz crystal, its sheet metal does not pass through insulation spacer, directly in the spot welding of quartz crystal base plate, grounding electrode, thus realize crystal shell and be connected with circuit board ground pad, avoid accumulation of static electricity.
Summary of the invention
The accumulation of static electricity that the object of the invention is to solve the existence of above-mentioned prior art causes the deficiency that IC damages or crystal cannot work, and provides a kind of sheet metal ground connection three wire surface to paste quartz resonator and production technology thereof.
The present invention is achieved by the following technical solutions:
A kind of sheet metal ground connection three wire surface pastes quartz resonator, and its special character is that the 3rd lead-in wire is sheet metal 7.
Preferably, described sheet metal 7 through insulation spacer 4, does not improve production efficiency, it also avoid the 3rd lead-in wire lost line in cover pad and client's use procedure.
Further, described insulation spacer 4 both sides are equipped with recess 6, and sheet metal 7 is fixed on support base plate 1 by recess 6, and sheet metal is fixing more convenient, are beneficial to actual production operation.
Another improved procedure is, described sheet metal 7 is in Z-shaped, and on its z shape, flat end is fixed on surface subsides quartz resonator shell, and z shape lower plane is positioned at the same plane of insulation spacer 4 bottom surface.
Above two kinds of sheet metal connected modes all not through insulation spacer, save the operation of repetition code-disc, improve production efficiency.
In addition, consider production cost, better, described sheet metal 7 quantity is 1.
A kind of sheet metal ground connection three wire surface pastes the production technology of quartz resonator, its special character is to paste quartz-crystal resonator based on two wire surfaces, make sheet metal materials and parts, and be fixed on two wire surfaces subsides quartz-crystal resonators, cut off sheet metal materials and parts, form three wire surfaces and paste quartz-crystal resonator, and the 3rd lead-in wire is sheet metal.
This production technology specifically comprises the following steps:
(1) make sheet metal materials and parts, sheet metal end thickness is not more than insulation spacer thickness, puts into spot welding sheet metal tool after changing plating;
(2) insulation spacer of described structure is made;
(3) make two wire surfaces by normal production technology and paste quartz-crystal resonator, the insulation spacer that step (2) is produced loaded onto by cover;
(4) two wire surfaces being pasted quartz-crystal resonator sabot is turned in fixing sheet metal materials and parts tool;
(5) end winding support of sheet metal materials and parts is pasted on quartz resonator at two wire surfaces;
(6) quartz-crystal resonator in step (5) and sheet metal materials and parts are turned in the tool of die-cut sheet metal, cover pressing plate, cut off along sheet metal and materials and parts connecting portion, form three wire surfaces and paste quartz-crystal resonator.
Preferably, on described sheet metal materials and parts, sheet metal end thickness is 0.4mm-0.45mm, and sheet metal and materials and parts connecting portion thickness are 0.1mm-0.15mm.
Further, when sheet metal 7 is fixed by the recess 6 on insulation spacer 4, on described sheet metal materials and parts, the spacing of sheet metal is 1/2 of adjacent insulation spacer recess spacing in spot welding sheet metal tool.This line space design can make sheet metal materials and parts carry out secondary use, has greatly saved production cost.
This sheet metal ground connection three wire surface pastes quartz resonator, adopts sheet metal to replace the 3rd lead-in wire, more convenient spot welding and wrapping up with tin on circuit board.And due to its spot welding sheet metal after cover pad, save the operation of repetition code-disc, improve production efficiency, it also avoid the 3rd lead-in wire lost line in cover pad and client's use procedure, improve qualification rate.In addition, in this production technology, process the insulation spacer of new construction, spot-welding equipment, cover plate and sheet metal materials and parts, automation processing can be realized, further increase production efficiency and the qualification rate of product.
Accompanying drawing explanation
Fig. 1: the structural representation of the embodiment of the present invention 1,2;
Fig. 2: prior art three wire surface pastes the structural representation of quartz-crystal resonator;
Fig. 3: the front view of insulation spacer in embodiment 1,2;
The end view of Fig. 4: Fig. 3;
The rearview of Fig. 5: Fig. 3;
Fig. 6: the structural representation of spot welding sheet metal tool in embodiment 1,2;
Fig. 7: the structural representation of sheet metal materials and parts in embodiment 1,2;
Fig. 8: embodiment 3 sheet metal connects front view;
Fig. 9: embodiment 3 sheet metal connection side view;
In figure: 1: support base plate; 2: the first lead-in wires; 3: the three lead-in wires; 4: insulation spacer; 5: groove; 6: recess; 7: sheet metal; 8: through hole.
Embodiment
Below provide the specific embodiment of the present invention, be used for being further described the present invention.
Embodiment 1
Sheet metal ground connection three wire surface of the present embodiment pastes quartz resonator, and the 3rd lead-in wire is sheet metal 7, and sheet metal 7 is not through insulation spacer 4.The production technology of this quartz resonator is specific as follows:
(1) sheet metal materials and parts are made:
Sheet metal materials and parts both sides are zigzag, and sheet metal end is for treating spot welding part, and one-tenth-value thickness 1/10 is 0.4mm, is less than insulation spacer thickness, and sheet metal and materials and parts connecting portion are cutting position, and thickness is 0.1mm, put into spot welding sheet metal tool relevant position after changing plating.
(2) insulation spacer different from prior art structure is made, as in Figure 3-5.
This insulation spacer 4 is rectangle, its two ends be equipped with support in first go between and 2, second to go between 3 grooves adapted 5, groove 5 front end is provided with through hole 8, and the first lead-in wire 2, second lead-in wire 3 is placed in groove 5 through through hole 8; Insulation spacer 4 both sides are equipped with recess 6, recess 6 adapts with sawtooth sheet metal structure in step (1), is convenient to twocouese fixing metal sheet, and production and processing is convenient, and recess is a bit larger tham sheet metal, can be fixed on support base plate 1 by recess 6 to make sheet metal 7.
(3) make two wire surfaces by normal production technology and paste quartz-crystal resonator, the insulation spacer that step (2) is produced loaded onto by cover.
(4) two wire surfaces are pasted quartz-crystal resonator codes and enter frock, be turned to spot welding sheet metal tool, make the base plate of quartz-crystal resonator, insulation spacer places upward.Spot welding sheet metal tool as shown in Figure 6.
(5) be placed on spot welding sheet metal tool by sheet metal materials and parts, sheet metal is placed in the recess of insulation spacer side.Cover platen, the end points of sheet metal materials and parts is welded on quartz-crystal resonator support base plate.Sheet metal materials and parts structure as shown in Figure 7.
(6) quartz-crystal resonator in step (5) and sheet metal materials and parts are turned in the tool of die-cut sheet metal, cover pressing plate, cut off along sheet metal and its materials and parts connecting portion, form three wire surfaces and paste quartz-crystal resonator, the 3rd lead-in wire is sheet metal.
Embodiment 2
Sheet metal ground connection three wire surface of the present embodiment pastes quartz resonator, its structure, production technology and embodiment 1 is basically identical, its difference is that, in step (5), be placed on by sheet metal materials and parts on spot welding sheet metal tool, sheet metal end is placed in the recess of insulation spacer.Cover platen, by sheet metal materials and parts point glue on quartz-crystal resonator base plate, and put into baking oven or continuous tunnel furnace is dried.
From the angle saved production cost, on the basis of above embodiment, on described sheet metal materials and parts, the spacing of sheet metal can be 1/2 of adjacent insulation spacer recess spacing in spot welding sheet metal tool.After this line space design can make sheet metal depart from sheet metal materials and parts, sheet metal materials and parts again can be put into spot welding sheet metal tool and carry out secondary use, and maximum using sheet metal materials and parts, have saved production cost.
Embodiment 3
Sheet metal ground connection three wire surface of the present embodiment pastes quartz resonator, its structure and embodiment 1 basically identical, but in the present embodiment, sheet metal structure is different from the sheet metal structure of embodiment 1, embodiment 2 cathetus type, and sheet metal is Z-shaped, as Figure 8-9.Its production technology and embodiment 1 basically identical, difference is to make the sheet metal materials and parts adapted with sheet metal structure in step (1), in step (5), on sheet metal z shape, flat end adopts spot welding or some glue mode to be fixed on surface subsides quartz resonator shell, z shape lower plane is positioned at the same plane of insulation spacer 4 bottom surface, cut off along sheet metal and its materials and parts connecting portion, form three wire surfaces and paste quartz-crystal resonator.
Preferably, sheet metal ground connection three wire surface of the present invention pastes on quartz resonator and is fixed with a sheet metal, and with on the basis ensureing quartz resonator using function, maximization saves production cost.
Go between as sheet metal 7 for the 3rd, sheet metal 7 pastes quartz resonator through sheet metal ground connection three wire surface of insulation spacer 4, and it is similar that its production technology and three wire surfaces of prior art paste quartz-crystal resonator, will not illustrate at this.
In prior art, three wire surfaces paste quartz-crystal resonator, sheet metal ground connection three wire surface of the present invention pastes quartz resonator and adopts sheet metal to replace the 3rd lead-in wire, and sheet metal is easier to spot welding, is also easy to wrap up with tin on circuit board, facilitates client to use inspection.And sheet metal is not through insulation spacer in the present invention, namely carry out spot welding sheet metal again after its suit insulation spacer, save the operation of repetition code-disc, be beneficial to the raising of production efficiency, production process is more convenient, is beneficial to and realizes automation processing.
In addition, the present invention fixes the suit laggard row metal sheet of insulation spacer and support base plate, sheet metal contact area is larger, fixing more firm, stop the phenomenon of falling to go between of the 3rd lead-in wire in production process, avoided three wire surfaces subsides quartz-crystal resonators simultaneously in client's use procedure, fall the 3rd lead-in wire phenomenon.
Above embodiment is not exhaustive, and its protection range is not limited to given embodiment.If sheet metal end thickness value is 0.42mm, 0.45mm etc., sheet metal and materials and parts connecting portion one-tenth-value thickness 1/10 are 0.12mm, 0.15mm, and every all technical schemes achieved by thinking of the present invention, all belong to protection scope of the present invention.
Claims (9)
1. sheet metal ground connection three wire surface pastes a quartz resonator, it is characterized in that: the 3rd lead-in wire is sheet metal (7).
2. sheet metal ground connection three wire surface as claimed in claim 1 pastes quartz resonator, it is characterized in that: described sheet metal (7) is not through insulation spacer (4).
3. sheet metal ground connection three wire surface pastes quartz resonator as claimed in claim 2, and it is characterized in that: insulation spacer (4) both sides are equipped with recess (6), sheet metal (7) is fixed on support base plate (1) by recess (6).
4. sheet metal ground connection three wire surface pastes quartz resonator as claimed in claim 2, it is characterized in that: described sheet metal (7) is in Z-shaped, on its z shape, flat end is fixed on surface subsides quartz resonator shell, and z shape lower plane is positioned at the same plane of insulation spacer (4) bottom surface.
5. sheet metal ground connection three wire surface as described in claim 3 or 4 pastes quartz resonator, it is characterized in that: described sheet metal (7) quantity is 1.
6. sheet metal ground connection three wire surface pastes the production technology of quartz resonator as claimed in claim 1 or 2, it is characterized in that: paste quartz-crystal resonator based on two wire surfaces, make sheet metal materials and parts, and be fixed on two wire surfaces subsides quartz-crystal resonators, cut off sheet metal materials and parts, form three wire surfaces and paste quartz-crystal resonator, and the 3rd lead-in wire is sheet metal.
7. sheet metal ground connection three wire surface pastes the production technology of quartz resonator as claimed in claim 6, it is characterized in that: specifically comprise the following steps:
(1) make sheet metal materials and parts, sheet metal end thickness is not more than insulation spacer thickness, puts into spot welding sheet metal tool after changing plating;
(2) insulation spacer of described structure is made;
(3) make two wire surfaces by normal production technology and paste quartz-crystal resonator, the insulation spacer that step (2) is produced loaded onto by cover;
(4) two wire surfaces being pasted quartz-crystal resonator sabot is turned in fixing sheet metal materials and parts tool;
(5) end winding support of sheet metal materials and parts is pasted on quartz resonator at two wire surfaces;
(6) quartz-crystal resonator in step (5) and sheet metal materials and parts are turned in the tool of die-cut sheet metal, cover pressing plate, cut off along sheet metal and materials and parts connecting portion, form three wire surfaces and paste quartz-crystal resonator.
8. sheet metal ground connection three wire surface pastes the production technology of quartz resonator as claimed in claim 7, and it is characterized in that: on described sheet metal materials and parts, sheet metal end thickness is 0.4mm-0.45mm, sheet metal and materials and parts connecting portion thickness are 0.1mm-0.15mm.
9. sheet metal ground connection three wire surface pastes the production technology of quartz resonator as claimed in claim 5, it is characterized in that: when sheet metal (7) is fixing by the recess (6) on insulation spacer (4), on described sheet metal materials and parts, the spacing of sheet metal is 1/2 of adjacent insulation spacer recess spacing in spot welding sheet metal tool.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510139819.0A CN104753495B (en) | 2015-03-28 | 2015-03-28 | A kind of sheet metal is grounded three wire surfaces patch quartz resonator and its production technology |
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| Application Number | Priority Date | Filing Date | Title |
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| CN201510139819.0A CN104753495B (en) | 2015-03-28 | 2015-03-28 | A kind of sheet metal is grounded three wire surfaces patch quartz resonator and its production technology |
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| CN104753495A true CN104753495A (en) | 2015-07-01 |
| CN104753495B CN104753495B (en) | 2017-10-20 |
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Cited By (3)
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| CN106026965A (en) * | 2016-07-06 | 2016-10-12 | 烟台明德亨电子科技有限公司 | Surface false-patch quartz crystal resonator having grounding welding spot and processing method thereof |
| CN107914120A (en) * | 2017-12-31 | 2018-04-17 | 唐山国芯晶源电子有限公司 | Three lead SMD quartz crystal device for automatically molding |
| CN110996528A (en) * | 2019-12-30 | 2020-04-10 | 深圳市博敏电子有限公司 | Positioning method of semi-embedded copper sheet circuit board |
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| CN103474859A (en) * | 2013-09-02 | 2013-12-25 | 信源电子制品(昆山)有限公司 | Terminal manufacturing method as well as manufacturing method of terminals and cores of electronic parts and components |
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106026965A (en) * | 2016-07-06 | 2016-10-12 | 烟台明德亨电子科技有限公司 | Surface false-patch quartz crystal resonator having grounding welding spot and processing method thereof |
| CN106026965B (en) * | 2016-07-06 | 2019-06-28 | 烟台明德亨电子科技有限公司 | Surface vacation patch quartz-crystal resonator and its processing method with ground connection solder joint |
| CN107914120A (en) * | 2017-12-31 | 2018-04-17 | 唐山国芯晶源电子有限公司 | Three lead SMD quartz crystal device for automatically molding |
| CN107914120B (en) * | 2017-12-31 | 2023-10-20 | 唐山国芯晶源电子有限公司 | Three-lead SMD quartz crystal automatic forming device |
| CN110996528A (en) * | 2019-12-30 | 2020-04-10 | 深圳市博敏电子有限公司 | Positioning method of semi-embedded copper sheet circuit board |
| CN110996528B (en) * | 2019-12-30 | 2023-02-03 | 深圳市博敏电子有限公司 | Positioning method of semi-embedded copper sheet circuit board |
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| CN104753495B (en) | 2017-10-20 |
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Effective date of registration: 20160523 Address after: 264006 No. 6, Heilongjiang Road, Yantai economic and Technological Development Zone, Shandong, China Applicant after: YANTAI DYNAMIC ELECTRONICS CO., LTD. Address before: 264006 No. 6, Heilongjiang Road, Yantai economic and Technological Development Zone, Shandong, China Applicant before: YANTAI DYNAMIC ELECTRONICS CO., LTD. |
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