CN208781821U - A kind of general rotary-cleaning fixture of dual-in-line class shell - Google Patents
A kind of general rotary-cleaning fixture of dual-in-line class shell Download PDFInfo
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- CN208781821U CN208781821U CN201821868547.3U CN201821868547U CN208781821U CN 208781821 U CN208781821 U CN 208781821U CN 201821868547 U CN201821868547 U CN 201821868547U CN 208781821 U CN208781821 U CN 208781821U
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Abstract
This patent is related to semiconductors manufacture, encapsulation field, in particular to a kind of general rotary-cleaning fixture of dual-in-line class shell, including pedestal, step pedestal and groove positioning fixture, multiple cylindrical positioning pins are wherein provided on pedestal, multiple round positioning through hole are provided on the step pedestal, groove positioning fixture, cylindrical positioning pins sequentially pass through step pedestal, the round positioning through hole on groove positioning fixture, and step pedestal, groove positioning fixture is fixed on the base.Multiple protrusions are provided on the step pedestal, all protrusions constitute a neat array；It is provided with multiple cleaning holes and positioning groove on the groove positioning fixture, each cleaning hole and positioning groove and matching on step pedestal with protrusion；This patent is also applicable to wide type dual-in-line class ceramic cartridge by carrying out different in width design to positioning groove and pedestal step.It is convenient that shell picks and places, and can be picked and placed by overturning, and equipment is convenient, firm up and down for fixture.
Description
Technical field
This patent is related to semiconductors manufacture, encapsulation field, in particular to a kind of general rotary-cleaning of dual-in-line class shell
Fixture.
Background technique
Ultrasonic cleaning has the damage that can not be determined to semiconductor devices or shell, so in certain fields, to disable or limiting
Use technique.Rotary spray cleaning, is another mainstream cleaning way in addition to ultrasonic cleaning, clear using two fluid rotary of steam
Wash, can effectively remove surface of material contamination and movable particle, thus obtained widely answering in semiconductors manufacture, encapsulation field
With.
The cleaning of dual-in-line ceramic cartridge, needs to clean surface before packaging, to guarantee product quality and reliable
Property, but because of the style characteristic of such shell, it is not easy firm clamping in the occasion of rotary-cleaning, shell sealing ring and outer lead are gold-plated
Surface easily scratches, and shell is different in size, and previous fixture design must be using the dedicated clamping fixture of single model shell
It can individually match, and clamping fixture is in the presence of series of problems such as structure is complicated, inconvenient operation, clamping shakinesses.Fortunately, biserial
There is also the features in some structures for straight cutting ceramic cartridge, are such as generally divided into wide type and narrow two major classes are other, and respective width
It can be almost the same.
Summary of the invention
To solve the above-mentioned problems, the present invention provides a kind of general rotary-cleaning fixture of dual-in-line class shell, including base
Seat 1, step pedestal 3 and groove positioning fixture 4, are wherein provided with multiple cylindrical positioning pins 2 on pedestal 1, the step pedestal 3,
Multiple round positioning through hole 5 are provided on groove positioning fixture 4, cylindrical positioning pins 2 sequentially pass through step pedestal 3, groove positioning
Step pedestal 3, groove positioning fixture 4 are fixed on pedestal 1 by the round positioning through hole 5 on fixture 4；
Multiple protrusions 8 are provided on the step pedestal 3, all protrusions 8 constitute a neat array；
Multiple cleaning holes 6 and positioning groove 7, each cleaning hole 6 and positioning groove are provided on the groove positioning fixture 4
7 and protrusion 8 on step pedestal 3 match.
Further, the pedestal 1 is hollow.
Further, pedestal 1, cylindrical positioning pins 2 and step pedestal 3 are all made of the production of SUS304 stainless steel.
Further, the size of the positioning groove 7 it is 0.2mm wider than dual-in-line class shell, than dual-in-line class shell
Long 1mm, the depth of positioning groove 7.
Further, the diameter of round positioning through hole 5 is 4.00~4.50mm.
Further, the width of 3 upper process 8 of step pedestal is 0.2mm narrower than dual-in-line class shell, length compares dual-in-line
The height of the short 0.2mm of class shell, 3 upper process 8 of step pedestal are 0.2mm higher to wire edges height than shell bottom surface.
Further, the equal edge of each protrusion 8 being arranged on step pedestal 3 is gone at the upper surface polishing of corner angle and protrusion 8
Reason, four interior angles of each positioning groove 7 do fillet processing and 7 medial surface of positioning groove does polishing treatment.
This patent have it is following the utility model has the advantages that
1, aerospace, the rotary spray cleaning occasion of military highly reliable dual-in-line class ceramic cartridge；
It is suitable to realize a kind of energy by lower notches positioning and the mutually matched mode of step pedestal for 2 Fixture designings
General rotary-cleaning fixture for various dual-in-line class ceramic cartridges different in size.
Generally speaking, shell can consolidate clamping in fixture and ontology is not by stress, lead and sealing ring gold-plated surface
Not damaged, needing cleaning surface to expose by cleaning hole ensure that cleaning effect, this patent by positioning groove and pedestal step into
The design of row different in width, is also applicable to wide type dual-in-line class ceramic cartridge.It is convenient that shell picks and places, and can be picked and placed by overturning,
Equipment is convenient, firm up and down for fixture.
Detailed description of the invention
Fig. 1 is a kind of general rotary-cleaning fixture entirety assembling schematic diagram of dual-in-line class shell of this patent；
Fig. 2 is that a kind of groove positioning fixture structure of the general rotary-cleaning fixture of dual-in-line class shell of this patent is illustrated
Figure；
Fig. 3 is a kind of step base vertical view of the general rotary-cleaning fixture of dual-in-line class shell of this patent；
Fig. 4 is that a kind of cleaning hole of the general rotary-cleaning fixture of dual-in-line class shell of this patent and positioning groove structure are shown
It is intended to；
Fig. 5 is a kind of step pedestal front view of the general rotary-cleaning fixture of dual-in-line class shell of this patent；
Fig. 6 is dual-in-line class shell and step bottom in a kind of general rotary-cleaning fixture of dual-in-line class shell of this patent
The assembly relation schematic diagram of seat and groove locating clip；
Wherein, 1, pedestal, 2, cylindrical positioning pins, 3, step pedestal, 4, groove positioning fixture, 5, round positioning through hole, 6,
Clean hole, 7, positioning groove, 8, protrusion, 9, shell ceramic body, 10, shell outer lead.
Specific embodiment
The following will be combined with the drawings in the embodiments of the present invention, carries out the technical scheme in the embodiment of the utility model
Clearly and completely describe, it is clear that the described embodiments are only a part of the embodiments of the utility model, rather than whole
Embodiment.Based on the embodiments of the present invention, those of ordinary skill in the art are without making creative work
Every other embodiment obtained, fall within the protection scope of the utility model.
The present invention provides a kind of general rotary-cleaning fixture of dual-in-line class shell, such as Fig. 1-3, including pedestal 1, step bottom
Seat 3 and groove positioning fixture 4, are wherein provided with multiple cylindrical positioning pins 2, the step pedestal 3, groove locating clip on pedestal 1
It is provided with multiple round positioning through hole 5 on tool 4, cylindrical positioning pins 2 sequentially pass through step pedestal 3, the circle on groove positioning fixture 4
Step pedestal 3, groove positioning fixture 4 are fixed on pedestal 1 by shape positioning through hole 5；
Such as Fig. 3, Fig. 5, multiple protrusions 8 are provided on the step pedestal 3, all protrusions 8 constitute a neat array；
Such as Fig. 4, Fig. 6, multiple cleaning holes 6 and positioning groove 7, each cleaning hole 6 are provided on the groove positioning fixture 4
What the protrusion 8 with positioning groove 7 and on step pedestal 3 matched.
Further, the pedestal 1 is hollow.
Further, pedestal 1, cylindrical positioning pins 2 and step pedestal 3 are all made of the production of SUS304 stainless steel.
Further, the size of the positioning groove 7 it is 0.2mm wider than dual-in-line class shell, than dual-in-line class shell
Long 1mm, the depth of positioning groove 7.
Further, the diameter of round positioning through hole 5 is 4.00~4.50mm.
Further, the width of 3 upper process 8 of step pedestal is 0.2mm narrower than dual-in-line class shell, length compares dual-in-line
The height of the short 0.2mm of class shell, 3 upper process 8 of step pedestal are 0.2mm higher to wire edges height than shell bottom surface.
Further, the equal edge of each protrusion 8 being arranged on step pedestal 3 is gone at the upper surface polishing of corner angle and protrusion 8
Reason, four interior angles of each positioning groove 7 do fillet processing and 7 medial surface of positioning groove does polishing treatment.
In embodiments of the present invention, by taking narrow ceramic cartridge as an example, wherein narrow ceramic cartridge width be up to 8.0mm,
Lead span is 7.6mm, shell bottom surface to wire edges height is 6.8mm, shell length is up to 30mm, shell ceramic body is thick
Spend maximum 2.5mm.
Firstly, pedestal 1 is made using SUS304 stainless steel and its is distributed in quadrangle according to shown in Fig. 1, Tolerance of Degree of position control
The base cylindrical positioning pin 2 of system ± 0.05mm, exemplary column positioning pin diameter be 4mm, and will be hollowed out inside pedestal 1 to be formed it is hollow
State, to lose weight；
It is distributed by Fig. 3 using SUS304 stainless steel production step pedestal 3 and its in quadrangle, Tolerance of Degree of position control ±
The round positioning through hole 5 of 0.05mm, typical circular positioning through hole diameter are 4.2mm, and step width is shell lead span-
0.2mm, length of bench 28mm, are applicable to all narrow shells of D08S~D18M, and step height is shell bottom surface to drawing
Line brim height+0.2mm, wire edges do not stress when being placed in shell on step surface, and step edge is removed corner angle, with pipe
The step surface of shell bottom surface contact does polishing treatment；
It is distributed by Fig. 2 using SUS304 stainless steel production groove positioning fixture 4 and its in quadrangle, Tolerance of Degree of position control ±
The round positioning through hole 5 of 0.05mm, typical circular positioning through hole Φ 4.2, then cleaning hole 6 and positioning groove 7 are made, wherein positioning
Recess width is shell width 0.2mm, and positioning groove length is 31mm, is applicable to all narrow shells of D08S~D18M,
Positioning groove depth is 3 step height 7.0mm+ shell ceramics body thickness 2.5mm+0.2mm of step pedestal, makes shell according to Fig. 4
After being installed in step pedestal 3 and groove positioning fixture 4, four sides is not by nip stress up and down for shell, in positioning groove 7
Polishing treatment is done in side, and fillet processing is done in quadrangle.The length and width in cleaning hole 6 are respectively the length and width -1mm of positioning groove 7.
In the description of the present invention, it should be understood that term " coaxial ", " bottom ", " one end ", " top ", " in
The orientation of instructions such as portion ", " other end ", "upper", " side ", " top ", "inner", "outside", " front ", " center ", " both ends " or
Positional relationship is to be based on the orientation or positional relationship shown in the drawings, and is merely for convenience of describing the present invention and simplifying the description,
Rather than the device or element of indication or suggestion meaning must have a particular orientation, be constructed and operated in a specific orientation, because
This should not be understood as limiting the present invention.
In addition, term " first ", " second ", " third ", " the 4th " are used for description purposes only, and should not be understood as instruction or
It implies relative importance or implicitly indicates the quantity of indicated technical characteristic, define " first ", " second ", " the as a result,
Three ", the feature of " the 4th " can explicitly or implicitly include at least one of the features, and should not be understood as to the utility model
Limitation.
In the present invention unless specifically defined or limited otherwise, term " installation ", " setting ", " connection ", " Gu
Calmly ", the terms such as " rotation " shall be understood in a broad sense, for example, it may be being fixedly connected, may be a detachable connection, or integral；
It can be mechanical connection, be also possible to be electrically connected；It can be directly connected, can also indirectly connected through an intermediary, it can be with
It is the interaction relationship of the connection or two elements inside two elements, unless otherwise restricted clearly, for this field
For those of ordinary skill, the concrete meaning of above-mentioned term in the present invention can be understood as the case may be.
While there has been shown and described that the embodiments of the present invention, for the ordinary skill in the art,
It is understood that these embodiments can be carried out with a variety of variations in the case where not departing from the principles of the present invention and spirit, repaired
Change, replacement and variant, the scope of the utility model is defined by the appended claims and the equivalents thereof.
Claims (8)
1. a kind of general rotary-cleaning fixture of dual-in-line class shell, which is characterized in that including pedestal (1), step pedestal (3) and
Groove positioning fixture (4) is wherein provided with multiple cylindrical positioning pins (2) on pedestal (1), the step pedestal (3), groove positioning
Multiple round positioning through hole (5) are provided on fixture (4), cylindrical positioning pins (2) sequentially pass through step pedestal (3), groove positioning
Step pedestal (3), groove positioning fixture (4) are fixed on pedestal (1) by the round positioning through hole (5) on fixture (4)；
It is provided with multiple protrusions (8) on the step pedestal (3), all protrusions (8) constitute a neat array；
Multiple cleaning holes (6) and positioning groove (7), each cleaning hole (6) and positioning are provided on the groove positioning fixture (4)
What groove (7) and the protrusion (8) on step pedestal (3) matched.
2. the general rotary-cleaning fixture of a kind of dual-in-line class shell according to claim 1, which is characterized in that the base
Seat (1) is hollow.
3. the general rotary-cleaning fixture of a kind of dual-in-line class shell according to claim 1, which is characterized in that pedestal
(1), cylindrical positioning pins (2) and step pedestal (3) are all made of the production of SUS304 stainless steel.
4. the general rotary-cleaning fixture of a kind of dual-in-line class shell according to claim 1, which is characterized in that described fixed
The size of position groove (7) is 0.2mm wider than dual-in-line class shell, 1mm longer than dual-in-line class shell, the depth of positioning groove (7)
Degree is than the sum of step pedestal and shell ceramics body thickness depth 0.2mm.
5. the general rotary-cleaning fixture of a kind of dual-in-line class shell according to claim 1, which is characterized in that cleaning hole
(6) 1mm shorter than positioning groove (7), cleaning hole (6) is 1mm narrower than positioning groove (7).
6. the general rotary-cleaning fixture of a kind of dual-in-line class shell according to claim 1, which is characterized in that circle is fixed
The diameter of position through-hole (5) is 4.00~4.50mm.
7. the general rotary-cleaning fixture of a kind of dual-in-line class shell according to claim 1, which is characterized in that step bottom
The width of seat (3) upper process (8) is 0.2mm narrower than dual-in-line class shell, length is 0.2mm shorter than dual-in-line class shell, step
The height of pedestal (3) upper process (8) is 0.2mm higher to wire edges height than shell bottom surface.
8. any one general rotary-cleaning fixture of dual-in-line class shell described in -6 according to claim 1, which is characterized in that
The each protrusion (8) being arranged on step pedestal (3) edge goes the upper surface polishing treatment of corner angle and protrusion (8), each positioning
Four interior angles of groove (7) do fillet processing and positioning groove (7) medial surface does polishing treatment.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821868547.3U CN208781821U (en) | 2018-11-14 | 2018-11-14 | A kind of general rotary-cleaning fixture of dual-in-line class shell |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821868547.3U CN208781821U (en) | 2018-11-14 | 2018-11-14 | A kind of general rotary-cleaning fixture of dual-in-line class shell |
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| Publication Number | Publication Date |
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| CN208781821U true CN208781821U (en) | 2019-04-23 |
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| CN201821868547.3U Active CN208781821U (en) | 2018-11-14 | 2018-11-14 | A kind of general rotary-cleaning fixture of dual-in-line class shell |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112207666A (en) * | 2020-10-17 | 2021-01-12 | 南京众荣环保技术开发有限公司 | Environment-friendly sewage filters grid board shaping surface treatment equipment |
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2018
- 2018-11-14 CN CN201821868547.3U patent/CN208781821U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112207666A (en) * | 2020-10-17 | 2021-01-12 | 南京众荣环保技术开发有限公司 | Environment-friendly sewage filters grid board shaping surface treatment equipment |
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