CN107695849A - A kind of crystal oscillator processes test integrated equipment - Google Patents
A kind of crystal oscillator processes test integrated equipment Download PDFInfo
- Publication number
- CN107695849A CN107695849A CN201711125473.4A CN201711125473A CN107695849A CN 107695849 A CN107695849 A CN 107695849A CN 201711125473 A CN201711125473 A CN 201711125473A CN 107695849 A CN107695849 A CN 107695849A
- Authority
- CN
- China
- Prior art keywords
- grinding
- crystal oscillator
- feeding
- post
- swing
- 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.)
- Granted
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Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B24—GRINDING; POLISHING
- B24B—MACHINES, DEVICES, OR PROCESSES FOR GRINDING OR POLISHING; DRESSING OR CONDITIONING OF ABRADING SURFACES; FEEDING OF GRINDING, POLISHING, OR LAPPING AGENTS
- B24B27/00—Other grinding machines or devices
- B24B27/0076—Other grinding machines or devices grinding machines comprising two or more grinding tools
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B07—SEPARATING SOLIDS FROM SOLIDS; SORTING
- B07C—POSTAL SORTING; SORTING INDIVIDUAL ARTICLES, OR BULK MATERIAL FIT TO BE SORTED PIECE-MEAL, e.g. BY PICKING
- B07C5/00—Sorting according to a characteristic or feature of the articles or material being sorted, e.g. by control effected by devices which detect or measure such characteristic or feature; Sorting by manually actuated devices, e.g. switches
- B07C5/36—Sorting apparatus characterised by the means used for distribution
- B07C5/38—Collecting or arranging articles in groups
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B24—GRINDING; POLISHING
- B24B—MACHINES, DEVICES, OR PROCESSES FOR GRINDING OR POLISHING; DRESSING OR CONDITIONING OF ABRADING SURFACES; FEEDING OF GRINDING, POLISHING, OR LAPPING AGENTS
- B24B19/00—Single-purpose machines or devices for particular grinding operations not covered by any other main group
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B24—GRINDING; POLISHING
- B24B—MACHINES, DEVICES, OR PROCESSES FOR GRINDING OR POLISHING; DRESSING OR CONDITIONING OF ABRADING SURFACES; FEEDING OF GRINDING, POLISHING, OR LAPPING AGENTS
- B24B41/00—Component parts such as frames, beds, carriages, headstocks
- B24B41/005—Feeding or manipulating devices specially adapted to grinding machines
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B24—GRINDING; POLISHING
- B24B—MACHINES, DEVICES, OR PROCESSES FOR GRINDING OR POLISHING; DRESSING OR CONDITIONING OF ABRADING SURFACES; FEEDING OF GRINDING, POLISHING, OR LAPPING AGENTS
- B24B41/00—Component parts such as frames, beds, carriages, headstocks
- B24B41/02—Frames; Beds; Carriages
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B24—GRINDING; POLISHING
- B24B—MACHINES, DEVICES, OR PROCESSES FOR GRINDING OR POLISHING; DRESSING OR CONDITIONING OF ABRADING SURFACES; FEEDING OF GRINDING, POLISHING, OR LAPPING AGENTS
- B24B49/00—Measuring or gauging equipment for controlling the feed movement of the grinding tool or work; Arrangements of indicating or measuring equipment, e.g. for indicating the start of the grinding operation
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Grinding Of Cylindrical And Plane Surfaces (AREA)
- Grinding And Polishing Of Tertiary Curved Surfaces And Surfaces With Complex Shapes (AREA)
Abstract
The present invention relates to a kind of crystal oscillator to process test integrated equipment, including body base, feeding machanism is installed in front of the body base top, and feeding machanism is internally provided with feeding orbit, the feeding machanism front end is connected with material fetching mechanism, and material fetching mechanism bottom is provided with feeding reciprocator, the material fetching mechanism front bottom end is provided with waste material box, and waste material box front end is provided with grinding pedestal, the grinding Chuck top is provided with swing mechanism, and swing mechanism rear end is connected with wheel grinding mechanism, wheel grinding mechanism bottom is provided with waste material box, and waste material box top left hand is provided with mechanism for testing, the mechanism for testing bottom is connected with test reciprocator, and it is provided with receiving mechanism on the left of test reciprocator, the receiving mechanism is internally connected with rewinding track, mechanism for testing is provided with the left of the material fetching mechanism.The crystal oscillator processes test integrated equipment and crystal oscillator can be ground and be detected automatically, saves transmission time, and use is more convenient.
Description
Technical field
The present invention relates to crystal oscillator to process test equipment technical field, and specially a kind of crystal oscillator is test integrated to be set
It is standby.
Background technology
Crystal oscillator is the oscillator of high accuracy and high stability, is widely used in colour TV, computer, remote control etc.
In all kinds of oscillating circuits, and in communication system be used for frequency generator, be data processing equipment produce clock signal and be spy
Determine system provide reference signal, crystal oscillator need in process of production by grinding the step for, and grinding later need
Detected.
It is single function to be present in crystal oscillator equipment for grinding in the market, it is impossible to, mill integrated with detection by being ground
Cut the longer situation of detection process usage time.
The content of the invention
It is an object of the invention to provide a kind of crystal oscillator to process test integrated equipment, to solve to carry in above-mentioned background technology
It is single function to be present in the crystal oscillator equipment for grinding in the market gone out, it is impossible to, grinding inspection integrated with detection by being ground
The problem of survey process usage time is longer.
To achieve the above object, the present invention provides following technical scheme：A kind of crystal oscillator processes test integrated equipment, including
Body base, the body base top front is provided with feeding machanism, and feeding machanism is internally provided with feeding orbit, described
Feeding machanism front end is connected with material fetching mechanism, and material fetching mechanism bottom is provided with feeding reciprocator, and the material fetching mechanism is anterior
Bottom is provided with waste material box, and waste material box front end is provided with grinding pedestal, and the grinding Chuck top is provided with swing mechanism, and
Swing mechanism rear end is connected with wheel grinding mechanism, and wheel grinding mechanism bottom is provided with waste material box, and waste material box top
Left side is provided with mechanism for testing, and the mechanism for testing bottom is connected with test reciprocator, and tests on the left of reciprocator and set
There is receiving mechanism, the receiving mechanism is internally connected with rewinding track, mechanism for testing is provided with the left of the material fetching mechanism, and survey
Test-run a machine structure top is provided with wheel grinding mechanism.
Preferably, the mechanism for testing includes test subject and interspersed plate, and test subject top is provided with interspersed plate, and wears
Plate thickness is equal to crystal oscillator bottom gap width, and it is vertical with feeding orbit to intert plate.
Preferably, the wheel grinding mechanism includes swinging chute, swing grinding post, fixed point grinding post, coupled wheel, grinding master
Body and belt, grinding main body top are internally provided with swinging chute, and grinding main body center bottom is provided with fixed point grinding post, and pinpoints
Belt is provided with above grinding post, swing grinding post is installed inside belt left end, fixed point mill is connected with the right side of swing grinding post
Post is cut, inside is provided with coupled wheel on the right side of belt, and the wheel grinding mechanism passes through belt and motor connection.
Preferably, the height diameter of the swing grinding post and fixed point grinding post is equal, and coupled wheel bottom is highly higher than
Fixed point grinding top end height, and swing grinding post, coupled wheel and belt by swinging chute and swing mechanism into articulated structure, calmly
Point grinding post is by bearing with being ground pedestal into articulated structure.
Preferably, the material fetching mechanism includes left side clamp, right side clamp and feeding main body, feeding main body top left hand peace
Equipped with left side clamp, right side clamp is provided with the right side of the clamp of left side.
Preferably, the left side clamp and right side clamp are opening-closing structure by feeding main body, and left side clamp and right side
The bottom height of clamp is equal with feeding orbit tip height, and the bisector and waste material box of left side clamp and right side clamp are divided equally
Line overlaps.
Preferably, the width of the rewinding track and feeding orbit is all higher than crystal oscillator bottom Breadth Maximum, less than in crystal oscillator
Portion's diameter, and rewinding track and feeding orbit are mutually perpendicular to.
Compared with prior art, the beneficial effects of the invention are as follows：The crystal oscillator processes test integrated equipment can be automatically right
Crystal oscillator is ground and detected, and saves transmission time, and use is more convenient.This crystal oscillator processes the coupled wheel of test integrated equipment
Bottom is highly higher than fixed point grinding top end height so that coupled wheel will not strike ground product in swing process, keep away
Exempt from the situation that ground product hinders coupled wheel to swing to occur, this crystal oscillator processes the interspersed plate and feed rail of test integrated equipment
Road is vertical so that and intert the crystal oscillator in the material fetching mechanism for being inserted into flushing during plate motion with feeding orbit, reduce transmission range,
Improve processing detection efficiency.
Brief description of the drawings
Fig. 1 is the explosion status structural representation that a kind of crystal oscillator of the present invention processes test integrated equipment；
Fig. 2 is the receiving mechanism structural representation that a kind of crystal oscillator of the present invention processes test integrated equipment；
Fig. 3 is the feeding machanism structural representation that a kind of crystal oscillator of the present invention processes test integrated equipment；
Fig. 4 is the mechanism for testing structural representation that a kind of crystal oscillator of the present invention processes test integrated equipment；
Fig. 5 is the wheel grinding mechanism structure schematic diagram that a kind of crystal oscillator of the present invention processes test integrated equipment；
Fig. 6 is the material fetching mechanism structural representation that a kind of crystal oscillator of the present invention processes test integrated equipment；
Fig. 7 is the structural representation that a kind of crystal oscillator of the present invention processes test integrated equipment.
In figure：1st, receiving mechanism, 2, test reciprocator, 3, mechanism for testing, 301, test subject, 302, interspersed plate, 4,
Wheel grinding mechanism, 401, swinging chute, 402, swing grinding post, 403, fixed point grinding post, 404, coupled wheel, 405, grinding master
Body, 406, belt, 5, swing mechanism, 6, grinding pedestal, 7, waste material box, 8, material fetching mechanism, 801, left side clamp, 802, right side folder
Pincers, 803, feeding main body, 9, feeding reciprocator, 10, feeding machanism, 11, body base, 12, rewinding track, 13, feed rail
Road.
Embodiment
Below in conjunction with the accompanying drawing in the embodiment of the present invention, the technical scheme in the embodiment of the present invention is carried out clear, complete
Site preparation describes, it is clear that described embodiment is only part of the embodiment of the present invention, rather than whole embodiments.It is based on
Embodiment in the present invention, those of ordinary skill in the art are obtained every other under the premise of creative work is not made
Embodiment, belong to the scope of protection of the invention.
Fig. 1-7 are referred to, the present invention provides a kind of technical scheme：A kind of crystal oscillator processes test integrated equipment, including master
Body base 11, the top of body base 11 front is provided with feeding machanism 10, and feeding machanism 10 is internally provided with feeding orbit 13,
The front end of feeding machanism 10 is connected with material fetching mechanism 8, and the bottom of material fetching mechanism 8 is provided with feeding reciprocator 9, and material fetching mechanism 8 wraps
Left side clamp 801, right side clamp 802 and feeding main body 803 are included, the top left hand of feeding main body 803 is provided with left side clamp 801,
Clamp 802 on the right side of being provided with the right side of left side clamp 801, left side clamp 801 and right side clamp 802 are to open by feeding main body 803
Close structure, and the bottom of left side clamp 801 and right side clamp 802 height, left side clamp equal with the tip height of feeding orbit 13
801 and the bisector of right side clamp 802 overlapped with the bisector of waste material box 7, this structure causes left side clamp 801 and right side clamp
802 can easily clamp or unclamp crystal oscillator, and left side clamp 801 and right side clamp 802 can only pick up the stage casing part of crystal oscillator, in
It is the end portion that crystal oscillator would not damage crystal oscillator by mistake in grinding, and the crystal oscillator of test failure can directly drop to waste material
In box 7, the front bottom end of material fetching mechanism 8 is provided with waste material box 7, and the front end of waste material box 7 is provided with grinding pedestal 6, and grinding pedestal 6 pushes up
End is provided with swing mechanism 5, and the rear end of swing mechanism 5 is connected with wheel grinding mechanism 4, and wheel grinding mechanism 4 includes swinging chute
401st, swing grinding post 402, fixed point grinding post 403, coupled wheel 404, grinding main body 405 and belt 406, grinding main body 405 are pushed up
End is internally provided with swinging chute 401, and the grinding center bottom of main body 405 is provided with fixed point grinding post 403, and pinpoints grinding post 403
Top is provided with belt 406, and swing grinding post 402 is provided with inside the left end of belt 406, and the right side of swing grinding post 402 is connected with
Fixed point grinding post 403, the right side of belt 406 is internal to be provided with coupled wheel 404, and wheel grinding mechanism 4 is connected by belt 406 and motor
Connect, wheel grinding mechanism 4 is rotated by motor driven belt 406, and the height of swing grinding post 402 and fixed point grinding post 403 is straight
Footpath is equal, and the bottom of coupled wheel 404 is highly ground the tip height of post 403, and swing grinding post 402, coupled wheel 404 higher than fixed point
Welding and grinding pedestal 6 are passed through into articulated structure, fixed point grinding post 403 by swinging chute 401 and swing mechanism 5 with belt 406
Into articulated structure, fixed point grinding post 403 causes swing grinding post by welding and grinding pedestal 6 into articulated structure, this structure
402nd, coupled wheel 404 and belt 406 with swing mechanism 5 swung when, fixed point grinding post 403 will not change position and will not
Stop coupled wheel 404 swing, enable 0 left side clamp 801 and right side clamp 802 clamped by crystal oscillator easily enter swing
It is ground between grinding post 402 and fixed point grinding post 403, the bottom of wheel grinding mechanism 4 is provided with waste material box 7, and waste material box 7
Top left hand is provided with mechanism for testing 3, and mechanism for testing 3 includes test subject 301 and interspersed plate 302, the top of test subject 301 peace
Equipped with interspersed plate 302, and the interspersed thickness of plate 302 is equal to crystal oscillator bottom gap width, and interspersed plate 302 is vertical with feeding orbit 13,
This structure enables test subject 301 to be inserted directly among the space in crystal oscillator bottom gap, it is convenient crystal oscillator is carried out detection with
Mobile, the bottom of mechanism for testing 3 is connected with test reciprocator 2, and tests the left side of reciprocator 2 and be provided with receiving mechanism 1, rewinding
Mechanism 1 is internally connected with rewinding track 12, and the width of rewinding track 12 and feeding orbit 13 is all higher than crystal oscillator bottom Breadth Maximum,
Less than crystal oscillator mid diameter, and rewinding track 12 and feeding orbit 13 are mutually perpendicular to, and this structure to flush with rewinding track 12
Mechanism for testing 3 when mobile will not by the wheel grinding mechanism 4 flushed with rewinding track 12 and the interference of swing mechanism 5,
And the bottom of crystal oscillator can be put into inside rewinding track 12 and feeding orbit 13 completely, material fetching mechanism 8 is merely able to from the middle part of crystal oscillator
Crystal oscillator is gripped for bottom surface and grinding is carried out to it, causes to damage so as to avoid crystal oscillator bottom ground, and material fetching mechanism 8 is left
Side is provided with mechanism for testing 3, and the top of mechanism for testing 3 is provided with wheel grinding mechanism 4.
The operation principle of the present embodiment：The crystal oscillator processes test integrated equipment, and this equipment is fixed on by body base 11
Specified location on ground, feeding machanism 10 can drive the crystal oscillator in feeding orbit 13 to be moved to the direction of material fetching mechanism 8, take
Material fetching mechanism 8 is moved to the direction of feeding orbit 13, the control of feeding main body 803 left side clamp 801 and right side by material reciprocator 9
So as to grip the crystal oscillator in feeding orbit 13, material fetching mechanism 8 is moved to emery wheel and ground by feeding reciprocator 9 for the folding of clamp 802
The direction of mechanism 4 is cut, grinding pedestal 6 is fixed on main body base 11, and swing mechanism 5 is by driving swinging chute 401 to drive grinding master
Swing grinding post 402, fixed point grinding post 403, coupled wheel 404 and belt 406 on body 405 swing, and feeding main body 803 will
Crystal is moved to fixed point grinding post 403, and swing grinding post 402 is middle, and swing grinding post 402, fixed point grinding post 403 or so are put
It is dynamic that crystal oscillator is ground, test simultaneously, feeding reciprocator 9 drives material fetching mechanism 8 to exit back to waste material after grinding terminates
The top of box 7, now test reciprocator 2 and drive mechanism for testing 3 to be moved to the left, the interspersed plate 302 on test subject 301 is inserted
The crystal oscillator after grinding is detected in the space of crystal oscillator lower end, if grinding after crystal oscillator be defective work, by crystal oscillator fall to
In waste material box 7, if the crystal oscillator after grinding is certified products, test reciprocator 2 drives mechanism for testing 3 to be moved to the left after grinding
Crystal oscillator be put into the rewinding track 12 in receiving mechanism 1, so as to complete a series of activities.
Although the present invention is described in detail with reference to the foregoing embodiments, for those skilled in the art,
It can still modify to the technical scheme described in foregoing embodiments, or which part technical characteristic is carried out etc.
With replacing, within the spirit and principles of the invention, any modification, equivalent substitution and improvements made etc., this should be included in
Within the protection domain of invention.
Claims (7)
1. a kind of crystal oscillator processes test integrated equipment, including body base（11）, it is characterised in that：The body base（11）
Feeding machanism is installed in front of top（10）, and feeding machanism（10）It is internally provided with feeding orbit（13）, the feeding machanism
（10）Front end is connected with material fetching mechanism（8）, and material fetching mechanism（8）Bottom is provided with feeding reciprocator（9）, the material fetching mechanism
（8）Front bottom end is provided with waste material box（7）, and waste material box（7）Front end is provided with grinding pedestal（6）, the grinding pedestal（6）Top
End is provided with swing mechanism（5）, and swing mechanism（5）Rear end is connected with wheel grinding mechanism（4）, the grinding mechanism（4）Bottom
End is provided with waste material box（7）, and waste material box（7）Top left hand is provided with mechanism for testing（3）, the mechanism for testing（3）Bottom connects
It is connected to test reciprocator（2）, and test reciprocator（2）Left side is provided with receiving mechanism（1）, the receiving mechanism（1）It is interior
Portion is connected with rewinding track（12）, the material fetching mechanism（8）Left side is provided with mechanism for testing（3）, and mechanism for testing（3）Top is set
It is equipped with wheel grinding mechanism（4）.
2. a kind of crystal oscillator according to claim 1 processes test integrated equipment, it is characterised in that：The mechanism for testing
（3）Including test subject（301）With interspersed plate（302）, test subject（301）Top is provided with interspersed plate（302）, and interspersed plate
（302）Thickness is equal to crystal oscillator bottom gap width, interts plate（302）With feeding orbit（13）Vertically.
3. a kind of crystal oscillator according to claim 1 processes test integrated equipment, it is characterised in that：The wheel grinding machine
Structure（4）Including swinging chute（401）, swing grinding post（402）, fixed point grinding post（403）, coupled wheel（404）, grinding main body
（405）And belt（406）, it is ground main body（405）Top is internally provided with swinging chute（401）, it is ground main body（405）Center bottom
Fixed point grinding post is installed（403）, and pinpoint grinding post（403）Top is provided with belt（406）, belt（406）Inside left end
Swing grinding post is installed（402）, swing grinding post（402）Right side is connected with fixed point grinding post（403）, belt（406）Right side
Inside is provided with coupled wheel（404）, the wheel grinding mechanism（4）Pass through belt（406）With motor connection.
4. a kind of crystal oscillator according to claim 1 or 3 processes test integrated equipment, it is characterised in that：It is described to swing mill
Cut post（402）Post is ground with fixed point（403）Height diameter it is equal, coupled wheel（404）Bottom is highly higher than fixed point grinding post
（403）Tip height, and swing grinding post（402）, coupled wheel（404）And belt（406）Pass through swinging chute（401）With oscillating machine
Structure（5）Into articulated structure, fixed point grinding post（403）Pass through welding and grinding pedestal（6）Into articulated structure.
5. a kind of crystal oscillator according to claim 1 processes test integrated equipment, it is characterised in that：The material fetching mechanism
（8）Including left side clamp（801）, right side clamp（802）With feeding main body（803）, feeding main body（803）Top left hand is provided with
Left side clamp（801）, left side clamp（801）Right side is provided with right side clamp（802）.
6. a kind of crystal oscillator processes test integrated equipment according to claim 1 or 5, it is characterised in that：The left side folder
Pincers（801）With right side clamp（802）Pass through feeding main body（803）For opening-closing structure, and left side clamp（801）With right side clamp
（802）Bottom height and feeding orbit（13）Tip height is equal, left side clamp（801）With right side clamp（802）Divide equally
Line and waste material box（7）Bisector overlap.
7. a kind of crystal oscillator according to claim 1 processes test integrated equipment, it is characterised in that：The rewinding track
（12）And feeding orbit（13）Width be all higher than crystal oscillator bottom Breadth Maximum, less than crystal oscillator mid diameter, and rewinding track
（12）And feeding orbit（13）It is mutually perpendicular to.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201711125473.4A CN107695849B (en) | 2017-11-14 | 2017-11-14 | Crystal oscillator processing test integration equipment |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201711125473.4A CN107695849B (en) | 2017-11-14 | 2017-11-14 | Crystal oscillator processing test integration equipment |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN107695849A true CN107695849A (en) | 2018-02-16 |
| CN107695849B CN107695849B (en) | 2023-10-13 |
Family
ID=61178562
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201711125473.4A Active CN107695849B (en) | 2017-11-14 | 2017-11-14 | Crystal oscillator processing test integration equipment |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN107695849B (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN117148030A (en) * | 2023-10-30 | 2023-12-01 | 天津伍嘉联创科技发展股份有限公司 | Crystal oscillator sampling inspection device |
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| JPS5851031A (en) * | 1981-09-17 | 1983-03-25 | Matsushita Electric Ind Co Ltd | Manufactuae of convex crystal oscillator |
| JPH10173462A (en) * | 1996-12-06 | 1998-06-26 | Yoshiaki Nagaura | Manufacture of crystal oscillator |
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| JP2000288883A (en) * | 1999-03-31 | 2000-10-17 | Seiko Epson Corp | Manufacture of quartz oscillator and manufacturing device therefor |
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| CN207387334U (en) * | 2017-11-14 | 2018-05-22 | 深圳市铭宇泰科技有限公司 | A kind of crystal oscillator processes test integrated equipment |
-
2017
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| US2383638A (en) * | 1943-07-31 | 1945-08-28 | James Knights Company | Means for multiple edging and squaring radio quartz crystals |
| JPS5851031A (en) * | 1981-09-17 | 1983-03-25 | Matsushita Electric Ind Co Ltd | Manufactuae of convex crystal oscillator |
| JPH10173462A (en) * | 1996-12-06 | 1998-06-26 | Yoshiaki Nagaura | Manufacture of crystal oscillator |
| JPH10209786A (en) * | 1997-01-23 | 1998-08-07 | Miyota Co Ltd | Crystal-vibrating piece and machining method for crystal-vibrating piece |
| JP2000288883A (en) * | 1999-03-31 | 2000-10-17 | Seiko Epson Corp | Manufacture of quartz oscillator and manufacturing device therefor |
| CN201442210U (en) * | 2009-07-24 | 2010-04-28 | 淄博凯瑞力特电子有限公司 | Automatic grinding device of tuning fork crystal frequency modulation machine |
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| 马世龙: "晶振自动粗精磨机的研究和开发", 中国优秀硕士学位论文全文数据库工程科技Ⅰ辑, no. 2 * |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN117148030A (en) * | 2023-10-30 | 2023-12-01 | 天津伍嘉联创科技发展股份有限公司 | Crystal oscillator sampling inspection device |
| CN117148030B (en) * | 2023-10-30 | 2024-01-02 | 天津伍嘉联创科技发展股份有限公司 | Crystal oscillator sampling inspection device |
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| Publication number | Publication date |
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| CN107695849B (en) | 2023-10-13 |
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