CN109596922B - Constant acceleration device for crystal element device and using method thereof - Google Patents
Constant acceleration device for crystal element device and using method thereof Download PDFInfo
- Publication number
- CN109596922B CN109596922B CN201811579015.2A CN201811579015A CN109596922B CN 109596922 B CN109596922 B CN 109596922B CN 201811579015 A CN201811579015 A CN 201811579015A CN 109596922 B CN109596922 B CN 109596922B
- Authority
- CN
- China
- Prior art keywords
- hole
- station
- constant acceleration
- bearing plate
- crystal
- 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.)
- Active
Links
Images
Classifications
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01R—MEASURING ELECTRIC VARIABLES; MEASURING MAGNETIC VARIABLES
- G01R31/00—Arrangements for testing electric properties; Arrangements for locating electric faults; Arrangements for electrical testing characterised by what is being tested not provided for elsewhere
- G01R31/003—Environmental or reliability tests
Landscapes
- Engineering & Computer Science (AREA)
- Environmental & Geological Engineering (AREA)
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Piezo-Electric Or Mechanical Vibrators, Or Delay Or Filter Circuits (AREA)
Abstract
The application discloses a constant acceleration device for a crystal element device and a using method thereof, wherein a through hole type rotating shaft hole is arranged at the center of a bearing plate of the constant acceleration device; the bearing plate is provided with a station hole, the first station hole comprises a first upper hole at the upper part and a first lower hole at the lower part, the first upper hole and the first lower hole are rectangular holes, the second station hole comprises a second upper hole at the upper part and a second lower hole at the lower part, the second upper hole and the second lower hole are circular holes, and the diameter of the second upper hole is larger than that of the second lower hole; the third station hole includes the third outer hole in the outside and inboard third hole, and third outer hole are the rectangular hole, and the downside side coincidence of third outer hole and third outer hole in the loading board is radial, and third outer hole and third hole intercommunication are connected, are provided with the apron above the loading board, and it can place multiple crystal components and parts and carry out the constant acceleration experiment in a bears the device to improve the efficiency of constant acceleration experiment.
Description
Technical Field
The application relates to the field of crystal resonance, in particular to a constant acceleration device for a crystal element device and a using method thereof.
Background
At present, quartz crystal components mainly comprise two major types, namely a quartz crystal resonator and a quartz crystal oscillator; wherein the quartz crystal resonators are classified according to the physical dimensions of the housing, comprising: HC-49/U and TO series; the quartz crystal oscillator is classified according to the external dimensions of the housing, and comprises: DIP14, SMD, and the like; thereby quartz crystal components and parts all need verify its reliability through the constant acceleration experiment, when multiple quartz crystal components and parts need carry out the constant acceleration experiment simultaneously, because the shell overall dimension of each kind quartz crystal components and parts is inconsistent, carries out the constant acceleration experiment according to the shell overall dimension classification of quartz crystal components and parts usually, can't satisfy the demand that multiple kind quartz crystal components and parts carry out the constant acceleration experiment simultaneously like this. Chinese patent document with the publication number of CN104597460A and the name of 'a carrier tracking loop crystal oscillator acceleration sensitivity coefficient calibration method based on a Beidou satellite navigation receiver' discloses a carrier tracking loop crystal oscillator acceleration sensitivity coefficient calibration method based on the Beidou satellite navigation receiver, which comprises the basic steps of obtaining ephemeris of the Beidou navigation satellite and signal emission time, calculating the Doppler frequency theoretical value of the Beidou navigation satellite relative to the receiver, obtaining the carrier loop control Doppler frequency value of the Beidou navigation satellite, calculating the tracking loop frequency difference observation information of the Beidou satellite navigation receiver, designing an adaptive EKF filter to estimate the frequency difference information of a crystal oscillator and calculating acceleration sensitivity coefficients in different axial directions, although the method can utilize the frequency following characteristic of the carrier tracking loop of the Beidou satellite navigation receiver, the frequency value of the crystal oscillator changing along with the gravity acceleration is obtained by combining the satellite Doppler frequency calculated by the satellite position and the satellite speed, but the constant acceleration experiment can not be carried out on various quartz crystal components at the same time. The Chinese patent publication with the publication number of CN106763456A and the name of 'an active and passive controllable vibration isolation device based on piezoelectric phononic crystals' discloses an active and passive controllable vibration isolation device based on piezoelectric phononic crystals, which comprises a connecting bottom plate, a piezoelectric phononic crystal vibration isolation structure, an acceleration sensor and an electric end control system, wherein the piezoelectric phononic crystal vibration isolation structure is fixedly connected with the connecting bottom plate, the piezoelectric phononic crystal vibration isolation structure is a laminated structure formed by alternately arranging piezoelectric material scatterers and passive material matrixes, each layer of the piezoelectric material scatterers is polarized along the incident direction parallel to the vibration, each layer of the piezoelectric material scatterers is uniformly arranged according to the polarization direction, an electrode plate is arranged between each layer of the piezoelectric material scatterers and the passive material matrixes, and the electrode plate is connected with an electrode lead. Although the vibration isolation frequency and the vibration isolation amplitude can be adjusted, and the vibration isolation effect in a high frequency range can be realized, the constant acceleration experiment cannot be simultaneously carried out on various quartz crystal components.
Disclosure of Invention
The constant acceleration device for the crystal element device comprises a transverse circular plate-shaped bearing plate, wherein a through hole type rotating shaft hole is formed in the center of the bearing plate; the bearing plate is provided with at least one first station hole, at least one second station hole and at least one third station hole, and the first station hole, the second station hole and the third station hole are all blind holes; the first station holes comprise a first upper hole at the upper part and a first lower hole at the lower part, the first upper hole and the first lower hole are rectangular holes, the first upper hole and the first lower hole are concentrically communicated and connected, the length of the first upper hole is greater than that of the first lower hole, and the width of the first upper hole is greater than that of the first lower hole; the second station hole comprises a second upper hole at the upper part and a second lower hole at the lower part, the second upper hole and the second lower hole are circular holes, the second upper hole and the second lower hole are concentrically communicated and connected, and the diameter of the second upper hole is larger than that of the second lower hole; the third station hole comprises a third outer hole on the outer side and a third inner hole on the inner side, the third outer hole and the third inner hole are rectangular holes, the lower side surfaces of the third outer hole and the third inner hole in the radial direction of the bearing plate are overlapped, the third outer hole is communicated and connected with the third inner hole, and the distance between the center point of the third outer hole and the center point of the bearing plate is greater than the distance between the center point of the third inner hole and the center point of the bearing plate; the upper surface of the bearing plate is provided with a cover plate.
In another aspect, the present application provides a method for using a constant acceleration apparatus for a crystal component, which includes the following steps,
taking down the cover plate from the bearing plate;
a rotating shaft for constant acceleration is arranged in the rotating shaft hole, and the bearing plate is fixed on the rotating shaft for constant acceleration;
respectively placing the crystal element into the matched first station hole, second station hole or third station hole according to the shape of the crystal element;
the cover plate is covered on the bearing plate.
The constant acceleration device for the crystal component and the using method thereof can achieve the following beneficial effects:
the constant acceleration device for the crystal components and the use method thereof make full use of the space in the constant acceleration experimental equipment, can place various crystal components in a bearing device to perform constant acceleration experiment, solve the problem that various crystal components can not perform constant acceleration experiment simultaneously, and greatly improve the efficiency of the constant acceleration experiment.
Drawings
The accompanying drawings, which are included to provide a further understanding of the application and are incorporated in and constitute a part of this application, illustrate embodiment(s) of the application and together with the description serve to explain the application and not to limit the application. In the drawings:
fig. 1 is a front view of a carrier plate of a constant acceleration device for a crystal device according to the present invention.
Fig. 2 is a plan view of a carrier plate of the constant acceleration device for a crystal device according to the present invention.
Fig. 3 is an exploded view of the constant acceleration device for a crystal device according to the present invention.
Fig. 4 is a plan view of a crystal element device to which the constant acceleration apparatus for a crystal element device of the present application is applied.
Fig. 5 is a front view of the crystal component shown in fig. 4 to which the constant acceleration apparatus for a crystal component according to the present invention is applied.
Fig. 6 is a top view of another crystal element used in the constant acceleration device for a crystal element according to the present application.
Fig. 7 is a front view of a crystal component to which the constant acceleration device for a crystal component according to the present application shown in fig. 6 is applied.
Fig. 8 is a plan view of another crystal element device to which the constant acceleration apparatus for a crystal element of the present application is applied.
Fig. 9 is a front view of a crystal component to which the constant acceleration device for a crystal component according to the present application shown in fig. 8 is applied.
Fig. 10 is a bottom view of the crystal component shown in fig. 8 to which the constant acceleration device for a crystal component according to the present application is applied.
In the figure, 1 is a bearing plate, 2 is a rotation axis hole, 3 is a first station hole, 301 is a first upper hole, 302 is a first lower hole, 4 is a second station hole, 401 is a second upper hole, 402 is a second lower hole, 5 is a third station hole, 501 is a third outer hole, 502 is a third inner hole, 6 is a cover plate, and 7 is a rotation axis.
Detailed Description
In order to make the objects, technical solutions and advantages of the present application more apparent, the technical solutions of the present application will be described in detail and completely with reference to the following specific embodiments of the present application and the accompanying drawings. It should be apparent that the described embodiments are only some of the embodiments of the present application, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present application.
The technical solutions provided by the embodiments of the present application are described in detail below with reference to the accompanying drawings.
Example 1
A constant acceleration device for a crystal element device is disclosed, referring to fig. 1, and comprises a transverse disc-shaped bearing plate 1, wherein a through hole type rotating shaft hole 2 is arranged at the center of the bearing plate 1; referring to fig. 2, at least one first station hole 3, at least one second station hole 4 and at least one third station hole 5 are arranged on a bearing plate 1, and the first station hole 3, the second station hole 4 and the third station hole 5 are all blind holes; the first station hole 3 comprises a first upper hole 301 at the upper part and a first lower hole 302 at the lower part, both the first upper hole 301 and the first lower hole 302 are rectangular holes, the first upper hole 301 and the first lower hole 302 are concentrically communicated and connected, the length of the first upper hole 301 is greater than that of the first lower hole 302, and the width of the first upper hole 301 is greater than that of the first lower hole 302; the second station hole 4 comprises an upper second upper hole 401 and a lower second lower hole 402, both the upper second hole 401 and the lower second lower hole 402 are circular holes, the upper second hole 401 and the lower second hole 402 are concentrically communicated and connected, and the diameter of the upper second hole 401 is larger than that of the lower second hole 402; the third station hole 5 comprises a third outer hole 501 on the outer side and a third inner hole 502 on the inner side, the third outer hole 501 and the third inner hole 502 are both rectangular holes, the lower side surfaces of the third outer hole 501 and the third inner hole 502 in the radial direction of the bearing plate 1 are overlapped, the third outer hole 501 is communicated and connected with the third inner hole 502, and the distance between the center point of the third outer hole 501 and the center point of the bearing plate 1 is greater than the distance between the center point of the third inner hole 502 and the center point of the bearing plate 1; referring to fig. 3, a cover plate 6 is provided on the upper surface of the carrier plate 1.
In the constant acceleration device for a crystal device of this embodiment, the carrier plate 1 may be a ceramic plate, the carrier plate 1 may be a circular flat plate, the first station hole 3, the second station hole 4, and the third station hole 5 are all disposed on the carrier plate 1 except the center of the carrier plate 1, the first station hole 3, the second station hole 4, and the third station hole 5 are all non-through hole structures, the rotation shaft hole 2 is a through hole structure, the number of the first station hole 3, the number of the second station hole 4, and the number of the third station hole 5 may be two or more, respectively, the number of the three may be equal or unequal, the three may be uniformly distributed on the carrier plate 1 along the circumferential direction of the carrier plate 1, for example, the third station hole 5 is disposed at the innermost side of the carrier plate 1 and uniformly distributed along the circumferential direction of the carrier plate 1, the first station hole 3 is disposed at the outermost side of the carrier plate 1 and uniformly distributed along the circumferential direction of the carrier plate 1, the second station holes 4 are arranged on the bearing plate 1 arranged between the first station hole 3 and the third station hole 5 and are uniformly distributed along the circumferential direction of the bearing plate 1, the center lines of the first station hole 3, the second station hole 4 and the third station hole 5 in the radial direction of the bearing plate 1 can be overlapped, the center lines of the first station hole 3, the second station hole 4 and the third station hole 5 in the radial direction of the bearing plate 1 can also be not overlapped and are only parallel, namely, the first station hole 3, the second station hole 4 and the third station hole 5 can be distributed in a staggered manner along the radial direction of the bearing plate 1. The length sides and the width sides of the first upper hole 301 and the first lower hole 302 are parallel to each other, and the center lines of the first upper hole 301 and the first lower hole 302 along the radial direction of the carrier plate 1 are overlapped. The second upper hole 401 and the second lower hole 402 coincide with each other along the center line of the carrier plate 1 in the radial direction. The length of the first upper hole 301 is greater than that of the first lower hole 302, the width of the first upper hole 301 is greater than that of the first lower hole 302, the diameter of the second upper hole 401 is greater than that of the second lower hole 402, that is, the inner walls of the first station hole 3 and the second station hole 4 are provided with step structures for changing the inner diameters. The third station hole 5 comprises an outer third outer hole 501 and an inner third inner hole 502, where the inner and outer sides are inner side and outer side relative to the center point of the loading plate 1 on the side close to the center point of the loading plate 1. The cover plate 6 may be a circular plate, and the cover plate 6 may be a ceramic plate. The up-down direction in this context refers to the up-down direction in fig. 1 and 3. Wherein fig. 1 is a sectional view taken along line a-a of fig. 2. And can be provided with the recess on the upper surface of loading board 1, first station hole 3, second station hole 4 and third station hole 5 can set up on the tank bottom surface of recess, can set up crystal components and parts at each station downtheholely so conveniently, do benefit to and accelerate the operation to crystal components and parts, and avoid crystal components and parts to be damaged.
The method for using the constant acceleration device for the crystal component in the embodiment may include the following steps,
the cover plate 6 is taken down from the bearing plate 1;
a rotating shaft 7 for constant acceleration is arranged in the rotating shaft hole 2, and the bearing plate 1 is fixed on the rotating shaft 7 for constant acceleration;
respectively placing the crystal element into the matched first station hole 3, second station hole 4 or third station hole 5 according to the shape of the crystal element;
the cover plate 6 is placed over the carrier plate 1.
Furthermore, when the cover plate 6 is covered on the bearing plate 1, the cover plate 6 can be fixedly connected with the bearing plate 1 through a fixing screw and a fixing nut.
Further, the rotation shaft 7 may be connected to a rotation output shaft of a rotation motor. The rotary shaft 7 and a rotation output shaft of the rotation motor may be connected by a coupling.
The crystal component may be a quartz crystal component, and the crystal component may be a structure as shown in fig. 4 and 5, typically a DIP14 crystal oscillator, which may be matched with the first station hole 3, that is, the crystal component is placed in the first station hole 3. The crystal component can also be in a structure as shown in fig. 6 and 7, typically a T-series crystal resonator such as a TO-10 type, a TO-8 type, a TO-5 type and the like, and can be matched with the second station hole 4, namely, the crystal component is placed in the second station hole 4; the crystal component may also be configured as shown in fig. 8 to 10, typically as a 45U-shaped crystal resonator, which may be matched with the third station hole 5, i.e. the crystal component is placed in the third station hole 5; and the crystal element can be placed in a position hole matched with the crystal element according to the external dimension of the crystal element.
Example 2
A constant acceleration apparatus for a crystal element device is similar to that of embodiment 1 except that a rotation shaft 7 for constant acceleration is provided in a rotation shaft hole 2. This can drive the loading board 1 to rotate through the rotation shaft 7 to perform constant acceleration operation on the crystal component.
Further, the rotating shaft hole 2 is a tapered hole with an upward taper angle. Thus, the tightness and firmness of the matching connection structure of the rotating shaft hole 2 and the rotating shaft 7 can be improved.
Further, the rotating shaft 7 is a tapered shaft rod with an upward taper angle matching with the rotating shaft hole 2. Thus, the firm reliability of the matching connection structure of the rotating shaft hole 2 and the rotating shaft 7 can be improved.
Furthermore, the cover plate 6 is fixedly connected with the bearing plate 1 through a fixing screw and a fixing nut. In this way, the connection of the cover plate 6 to the carrier plate 1 can be facilitated. Namely, after the fixing screws are sequentially inserted into the fixing screw holes on the cover plate 6 and the bearing plate 1, the fixing nuts are sleeved on the upper ends of the screw rods of the fixing screws through the screw threads of the inner holes of the fixing nuts, so that the cover plate 6 and the bearing plate 1 are fixedly connected.
Furthermore, the rectangular bending positions of the first station holes 3 are provided with circular arc chamfered structures. Therefore, the crystal element can be conveniently matched and placed in the first station hole 3.
Further, the left side surface and the right side surface of the third outer hole 501 are both arc-shaped surfaces protruding towards the left side and the right side respectively, and the inner end surface of the third inner hole 502 is an arc-shaped surface protruding towards the inner side. Therefore, the crystal element can be conveniently matched and placed in the third station hole 5. The left and right sides herein refer to the left and right sides of the center line of the third outer hole 501 in the radial direction of the loading plate 1, with respect to the center line of the third outer hole 501 in the radial direction of the loading plate 1, regardless of the direction toward the center point of the loading plate 1 or the direction away from the center point of the loading plate 1. The inner end surface of the third bore 502 refers to the end surface of the end close to the center point of the carrier plate 1, where the inner side also refers to the side close to the center point of the carrier plate 1.
In addition, the cover plate 6 may be connected to a post plate, the post plate may have a cylindrical structure, the post plate may be connected to the cover plate 6 through a ceramic member having an integrated structure, or the post plate may be connected to the cover plate 6 through a link structure such as a screw. The stay plate may be attached at the center of the cover plate 6.
The constant acceleration device for the crystal component and the using method thereof can be used for carrying out constant acceleration experiments on a DIP14 type crystal oscillator, a TO series crystal resonator and an HC-49/U type crystal resonator simultaneously. The bearing plate 1 can be used for bearing a DIP14 type crystal oscillator, a TO series crystal resonator and an HC-49/U type crystal resonator TO carry out a constant acceleration experiment; the cover plate 6 can be used for fixing the crystal components needing constant acceleration tests in the corresponding station holes, and the crystal components are prevented from being thrown out of the bearing plate 1 by centrifugal force in the tests. In addition, the first station holes 3, the second station holes 4 and the third station holes 5 can also be distributed on the bearing plate 1 in a uniformly staggered manner along the circumferential direction. Namely, two or three kinds of the first station holes 3, the second station holes 4 and the third station holes 5 are uniformly distributed on each circumference of the bearing plate 1 at intervals in a staggered manner.
The above description is only an example of the present application and is not intended to limit the present application. Various modifications and changes may occur to those skilled in the art. Any modification, equivalent replacement, improvement, etc. made within the spirit and principle of the present application should be included in the scope of the claims of the present application.
Claims (7)
1. A constant acceleration device for a crystal element device comprises a transverse disc-shaped bearing plate (1), and is characterized in that a through hole type rotating shaft hole (2) is formed in the center of the bearing plate (1); the bearing plate (1) is provided with at least one first station hole (3), at least one second station hole (4) and at least one third station hole (5), and the first station hole (3), the second station hole (4) and the third station hole (5) are all blind holes; the first station hole (3) comprises a first upper hole (301) in the upper part and a first lower hole (302) in the lower part, the first upper hole (301) and the first lower hole (302) are rectangular holes, the first upper hole (301) and the first lower hole (302) are concentrically communicated and connected, the length of the first upper hole (301) is larger than that of the first lower hole (302), and the width of the first upper hole (301) is larger than that of the first lower hole (302); the second station hole (4) comprises a second upper hole (401) in the upper part and a second lower hole (402) in the lower part, the second upper hole (401) and the second lower hole (402) are circular holes, the second upper hole (401) and the second lower hole (402) are concentrically communicated and connected, and the diameter of the second upper hole (401) is larger than that of the second lower hole (402); the third station hole (5) comprises a third outer hole (501) on the outer side and a third inner hole (502) on the inner side, the third outer hole (501) and the third inner hole (502) are rectangular holes, the lower side faces of the third outer hole (501) and the third inner hole (502) in the radial direction of the bearing plate (1) are overlapped, the third outer hole (501) is communicated and connected with the third inner hole (502), and the distance between the center point of the third outer hole (501) and the center point of the bearing plate (1) is greater than the distance between the center point of the third inner hole (502) and the center point of the bearing plate (1); a cover plate (6) is arranged on the upper surface of the bearing plate (1); the rotating shaft hole (2) is of a through hole structure; a rotating shaft (7) for constant acceleration is arranged in the rotating shaft hole (2); the rotating shaft hole (2) is a conical hole with an upward cone angle, and the rotating shaft (7) is a conical shaft rod which is matched with the rotating shaft hole (2) and has an upward cone angle.
2. The constant acceleration apparatus for a crystal device according to claim 1, wherein the cover plate (6) is fixedly connected to the carrier plate (1) by means of a fixing screw and a fixing nut.
3. The constant acceleration apparatus for a crystal component as claimed in claim 1, wherein the rectangular bends of the first station holes (3) are each provided with a circular arc chamfered structure.
4. The constant-acceleration apparatus for a crystal component according to claim 1, wherein the left side surface and the right side surface of the third outer hole (501) are both arc-shaped surfaces that are convex toward the left side and the right side, respectively, and the inner end surface of the third inner hole (502) is an arc-shaped surface that is convex toward the inner side.
5. Use method of a constant acceleration device for a crystal component according to any one of claims 1 to 4, characterized by comprising the steps of,
taking down the cover plate (6) from the bearing plate (1);
a rotating shaft (7) for constant acceleration is arranged in the rotating shaft hole (2), and the bearing plate (1) is fixed on the rotating shaft (7) for constant acceleration;
respectively placing the crystal components into the matched first station hole (3), second station hole (4) or third station hole (5) according to the shapes of the crystal components;
the cover plate (6) is covered on the bearing plate (1).
6. The method for using a constant acceleration device for a crystal device as claimed in claim 5, wherein when the cover plate (6) is placed on the carrier plate (1), the cover plate (6) is fixedly connected to the carrier plate (1) by means of fixing screws and fixing nuts.
7. Use method of a constant acceleration device for a crystal component according to claim 5, characterized in that the rotation shaft (7) is connected to the rotation output shaft of the rotating motor.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811579015.2A CN109596922B (en) | 2018-12-24 | 2018-12-24 | Constant acceleration device for crystal element device and using method thereof |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811579015.2A CN109596922B (en) | 2018-12-24 | 2018-12-24 | Constant acceleration device for crystal element device and using method thereof |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN109596922A CN109596922A (en) | 2019-04-09 |
| CN109596922B true CN109596922B (en) | 2021-04-20 |
Family
ID=65964153
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201811579015.2A Active CN109596922B (en) | 2018-12-24 | 2018-12-24 | Constant acceleration device for crystal element device and using method thereof |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN109596922B (en) |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| TWI723381B (en) * | 2019-04-19 | 2021-04-01 | 張家歐 | Structure and method for detecting position of inertial axis of defective quartz hemispherical shell |
Citations (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2004191079A (en) * | 2002-12-09 | 2004-07-08 | Daishinku Corp | Classification device of quartz piece by oscillation frequency and its classification method |
| CN201974186U (en) * | 2010-12-13 | 2011-09-14 | 华东光电集成器件研究所 | Flat package acceleration centrifugal test fixture of integrated circuit |
| CN202267734U (en) * | 2011-09-16 | 2012-06-06 | 天水七四九电子有限公司 | Jig for constant acceleration test of T-shaped monolithic integrated circuit |
| CN104459205A (en) * | 2014-12-08 | 2015-03-25 | 福建宁德核电有限公司 | Calibrating method and system of acceleration sensor |
| CN204330930U (en) * | 2015-01-07 | 2015-05-13 | 浙江东晶电子股份有限公司 | A kind of adjustable resonator of small proving installation |
| CN205982464U (en) * | 2016-08-12 | 2017-02-22 | 台晶(宁波)电子有限公司 | Centrifugal exercise test equipment of quartz crystal syntonizer |
| CN107300628A (en) * | 2017-08-25 | 2017-10-27 | 柳州长虹机器制造公司 | It is a kind of to test the method that equipment tests many specification accelerometers with special accelerometer |
| CN207366677U (en) * | 2017-11-14 | 2018-05-15 | 深圳市铭宇泰科技有限公司 | A kind of crystal oscillator detection machine |
| CN108249142A (en) * | 2017-12-26 | 2018-07-06 | 深圳市宝盛自动化设备有限公司 | Station dial mechanism |
| CN108957277A (en) * | 2018-07-26 | 2018-12-07 | 北京无线电计量测试研究所 | A kind of crystal oscillator test device |
Family Cites Families (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2009092544A (en) * | 2007-10-10 | 2009-04-30 | Nippon Dempa Kogyo Co Ltd | Centrifugal acceleration test system for oscillating unit using crystal oscillator |
-
2018
- 2018-12-24 CN CN201811579015.2A patent/CN109596922B/en active Active
Patent Citations (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2004191079A (en) * | 2002-12-09 | 2004-07-08 | Daishinku Corp | Classification device of quartz piece by oscillation frequency and its classification method |
| CN201974186U (en) * | 2010-12-13 | 2011-09-14 | 华东光电集成器件研究所 | Flat package acceleration centrifugal test fixture of integrated circuit |
| CN202267734U (en) * | 2011-09-16 | 2012-06-06 | 天水七四九电子有限公司 | Jig for constant acceleration test of T-shaped monolithic integrated circuit |
| CN104459205A (en) * | 2014-12-08 | 2015-03-25 | 福建宁德核电有限公司 | Calibrating method and system of acceleration sensor |
| CN204330930U (en) * | 2015-01-07 | 2015-05-13 | 浙江东晶电子股份有限公司 | A kind of adjustable resonator of small proving installation |
| CN205982464U (en) * | 2016-08-12 | 2017-02-22 | 台晶(宁波)电子有限公司 | Centrifugal exercise test equipment of quartz crystal syntonizer |
| CN107300628A (en) * | 2017-08-25 | 2017-10-27 | 柳州长虹机器制造公司 | It is a kind of to test the method that equipment tests many specification accelerometers with special accelerometer |
| CN207366677U (en) * | 2017-11-14 | 2018-05-15 | 深圳市铭宇泰科技有限公司 | A kind of crystal oscillator detection machine |
| CN108249142A (en) * | 2017-12-26 | 2018-07-06 | 深圳市宝盛自动化设备有限公司 | Station dial mechanism |
| CN108957277A (en) * | 2018-07-26 | 2018-12-07 | 北京无线电计量测试研究所 | A kind of crystal oscillator test device |
Non-Patent Citations (2)
| Title |
|---|
| 微波管壳恒定加速度试验方法和夹具设计研究;王瑞曾等;《电子产品可靠性与环境试验》;20180620;第36卷(第3期);全文 * |
| 石英晶体振荡器加速度效应及敏感度的测试;唐钱等;《测试技术学报》;20120630;第26卷(第3期);全文 * |
Also Published As
| Publication number | Publication date |
|---|---|
| CN109596922A (en) | 2019-04-09 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN108613669B (en) | Regular polygon disc-shaped MEMS (micro-electromechanical systems) resonance gyroscope | |
| DE69127074T2 (en) | DEVICE AND METHOD FOR DYNAMIC TORQUE MEASUREMENT | |
| US5430342A (en) | Single bar type vibrating element angular rate sensor system | |
| US9841316B2 (en) | Piezoelectric vibration sensor for monitoring machinery | |
| US8085621B2 (en) | Ultrasonic transducer with improved method of beam angle control | |
| DE60018165T2 (en) | OSCILLATION CIRCUIT SENSOR AND TORQUE GAUGE | |
| US5445007A (en) | Method of balancing a vibrating rate sensor by removing a portion of the vibrating cylinder | |
| US4607186A (en) | Ultrasonic transducer with a piezoelectric element | |
| GB2158579A (en) | Angular rate sensor system | |
| KR940006950B1 (en) | Piezoelectric acceleration sensor and Piezoelectric acceleration sensor device | |
| JP2001272289A (en) | Manufacturing method for torque transducer, detection method for torque, and torque sensor | |
| CN109596922B (en) | Constant acceleration device for crystal element device and using method thereof | |
| US11590534B2 (en) | Ultrasonic sensor, ultrasonic device, and method of manufacturing ultrasonic sensor | |
| US4472656A (en) | Temperature sensor and method using a single rotated quartz crystal | |
| GB2063006A (en) | Directional transducer | |
| US11621694B2 (en) | Lamb wave resonator-based torque sensor | |
| US4065687A (en) | Supersonic vibrator with means for detecting vibrating speed | |
| US20130269433A1 (en) | Vibrating gyroscope and corresponding manufacturing process | |
| CN101936734A (en) | Harmonic oscillator of solid fluctuation gyro and solid fluctuation gyro | |
| CN111912399A (en) | Miniature gyroscope sensitive unit with improved scale factor and gyroscope | |
| JPH04227399A (en) | Frequency selection type ultrasonic layerlike converter | |
| CN212378764U (en) | Miniature gyroscope sensitive unit with improved scale factor and gyroscope | |
| US10178472B1 (en) | Omnidirectional acoustic sensor | |
| EP2793032B1 (en) | Dual channel accelerometer and method of manufacturing the same | |
| US5724315A (en) | Omnidirectional ultrasonic microprobe hydrophone |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| GR01 | Patent grant | ||
| GR01 | Patent grant |