CN110455155A - Measure the jig of 3D composite board camber - Google Patents
Measure the jig of 3D composite board camber Download PDFInfo
- Publication number
- CN110455155A CN110455155A CN201910753126.9A CN201910753126A CN110455155A CN 110455155 A CN110455155 A CN 110455155A CN 201910753126 A CN201910753126 A CN 201910753126A CN 110455155 A CN110455155 A CN 110455155A
- Authority
- CN
- China
- Prior art keywords
- flat part
- bottom plate
- composite board
- boss
- jig
- 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
Links
Classifications
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01B—MEASURING LENGTH, THICKNESS OR SIMILAR LINEAR DIMENSIONS; MEASURING ANGLES; MEASURING AREAS; MEASURING IRREGULARITIES OF SURFACES OR CONTOURS
- G01B5/00—Measuring arrangements characterised by the use of mechanical techniques
- G01B5/02—Measuring arrangements characterised by the use of mechanical techniques for measuring length, width or thickness
- G01B5/06—Measuring arrangements characterised by the use of mechanical techniques for measuring length, width or thickness for measuring thickness
- G01B5/061—Measuring arrangements characterised by the use of mechanical techniques for measuring length, width or thickness for measuring thickness height gauges
Landscapes
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- A Measuring Device Byusing Mechanical Method (AREA)
Abstract
This application discloses a kind of jigs for measuring 3D composite board camber, the 3D composite board includes flat part and curved portion, one end of curved portion width direction and the periphery of flat part connect, curved portion extends along the circumferential direction of flat part, for arc part in the side of flat part, jig includes: bottom plate, and bottom plate is equipped with and the boss of flat part being bonded towards the surface of curved portion, projected area of the boss on bottom plate is less than or equal to projected area of the flat part on bottom plate, and arc part is in outside boss；Cover board, cover board are suitable for being stacked with bottom plate, and cover board is bonded with the surface of the separate curved portion of flat part.According to the jig of the measurement 3D composite board camber of the application, during whether measurement 3D composite board camber is qualified, curved portion does not stress, and the camber of 3D composite board is measured in free state, measurement error is reduced, can effectively be intercepted the underproof 3D composite board of camber.
Description
Technical field
The application belongs to jig field, in particular to a kind of jig for measuring 3D composite board camber.
Background technique
The camber of existing measurement 3D composite board detects jig, and the interior 3D face paste of upper jig and 3D composite board is closed, under
The outer 3D face paste of jig and 3D composite board is closed, and upper jig and lower jig are adsorbed by magnet and compress product progress camber measurement.
It is the product of plastic cement for composite board, due to the material is soft stress mutability, when being measured with such jig, camber mistake
Product is equally qualified when measuring after upper and lower jig compression.Thus cause gap and offset consistency after Product Assembly bad,
Product fineness reduces, and there are quality risks.
Summary of the invention
The application proposes that a kind of jig for measuring 3D composite board camber, the jig of the measurement 3D composite board camber are surveyed
Amount is accurate, can effectively intercept camber substandard product.
According to the jig of the measurement 3D composite board camber of the embodiment of the present application, 3D composite board includes flat part and arc
Portion, one end of curved portion width direction and the periphery of flat part connect, and curved portion extends along the circumferential direction of flat part, curved portion
Positioned at the side of flat part, jig includes: bottom plate, and bottom plate is convex equipped with being bonded with the surface towards curved portion of flat part
Platform, projected area of the boss on bottom plate are less than or equal to projected area of the flat part on bottom plate, and arc part is in outside boss；Lid
Plate, cover board are suitable for being stacked with bottom plate, and cover board is bonded with the surface of the separate curved portion of flat part.
According to the jig of the measurement 3D composite board camber of the embodiment of the present application, whether closed in measurement 3D composite board camber
During lattice, curved portion does not stress, and the camber of 3D composite board is measured in free state, reduces measurement and misses
Difference can effectively intercept the underproof 3D composite board of camber.
The additional aspect and advantage of the application will be set forth in part in the description, and will partially become from the following description
It obtains obviously, or recognized by the practice of the application.
Detailed description of the invention
The above-mentioned and/or additional aspect and advantage of the application will become from the description of the embodiment in conjunction with the following figures
Obviously and it is readily appreciated that, in which:
Fig. 1 is the main view according to the jig of the measurement 3D composite board camber of the embodiment of the present application；
Fig. 2 is the main view of the jig and 3D composite board according to the measurement 3D composite board camber of the embodiment of the present application；
Fig. 3 is the perspective view of the jig and 3D composite board according to the measurement 3D composite board camber of the embodiment of the present application；
Fig. 4 is the top view of the jig and 3D composite board according to the measurement 3D composite board camber of the embodiment of the present application.
Appended drawing reference:
Jig 1, bottom plate 10, boss 102, the second magnetic absorption member 104, retention bead 106 take hand slot 108, cover board 12, and first
Magnetic absorption member 122,3D composite board 2, flat part 20, curved portion 22.
Specific embodiment
Embodiments herein is described below in detail, examples of the embodiments are shown in the accompanying drawings, wherein from beginning to end
Same or similar label indicates same or similar element or element with the same or similar functions.Below with reference to attached
The embodiment of figure description is exemplary, and is only used for explaining the application, and should not be understood as the limitation to the application.
Below with reference to the accompanying drawings the jig 1 of measurement 2 camber of 3D composite board according to the embodiment of the present application is described.
As shown in figs 2-4,3D composite board 2 include flat part 20 and curved portion 22, the one of 22 width direction of curved portion
End is connect with the periphery of flat part 20, and curved portion 22 is directed away from the direction protrusion of flat part 20, and curved portion 22 is along flat part 20
Circumferential direction extend, curved portion 22 is located at the side of flat part 20.Wherein, the part that curved portion 22 can only with flat part 20
Periphery connection, can also connect with whole peripheries of flat part 20, i.e., curved portion 22 is annular.For example, example shown in Fig. 2
In, flat part 20 is rectangle, when curved portion 22 extends along the part edge of flat part 20, two opposite edges of flat part 20
Curved portion 22 or one of edge of flat part 20, which can be equipped with, can be equipped with curved portion 22.
Shown in as shown in Figure 1, Figure 3 and Figure 4, according to the jig 1 of measurement 2 camber of 3D composite board of the embodiment of the present application, comprising:
Bottom plate 10 and cover board 12.
Specifically, bottom plate 10 is equipped with and the boss 102 of flat part 20 being bonded towards the surface of curved portion 22, boss
102 are less than or equal to projected area of the flat part 20 on bottom plate 10 in the projected area on bottom plate 10, i.e., boss 102 is in bottom plate 10
On projected area be less than flat part 20 be equal in the projected area of projected area or boss 102 on bottom plate 10 on bottom plate 10
Projected area of the flat part 20 on bottom plate 10, curved portion 22 are located at outside boss 102.It is possible thereby to which reducing boss 102 makes arc
A possibility that shape portion 22 deforms.Cover board 12 is suitable for being stacked with bottom plate 10, the separate curved portion 22 of cover board 12 and flat part 20
Surface fitting.It is possible thereby to realize 3D under the premise of deforming curved portion 22 through the cooperation of cover board 12 and bottom plate 10
Composite board 2 compresses.When the jig 1 for measuring 3D composite board camber is applied to measurement cell phone rear cover camber, can be improved whole
Gap and a possibility that offset consistency after machine assembling, reduces mobile phone quality problems caused by complete machine stress.
It should be noted that cover board 12 can be less than throwing of the flat part 20 on bottom plate 10 in the projected area on bottom plate 10
Shadow area, perspective plane of the flat part 20 on bottom plate 10 can be equal to by being also possible to cover board 12 in the projected area on bottom plate 10
Product can also be that cover board 12 is greater than projected area of the flat part 20 on bottom plate 10 in the projected area on bottom plate 10.
It should also be noted that, boss 102 is more than or equal to curved portion 22 perpendicular to bottom plate 10 perpendicular to the height of bottom plate 10
Height.
It is separate by detection curved portion 22 according to the method for measuring 2 camber of 3D composite board of the embodiment of the present application
One end of flat part 20 judges whether camber is qualified at a distance from the side that bottom plate 10 is equipped with boss 102.For example, when 3D is compound
When plate 2 is cell phone rear cover, curved portion 22 is 0.2mm bigger than tolerance in camber at a distance from the side that bottom plate 10 is equipped with boss 102
(0.2mm is reference value, can be adjusted according to the actual situation).Tolerance is that (0.1mm is reference value to 0.1mm, can basis on cell phone rear cover
Actual conditions adjustment), lower tolerance 0.1mm (0.1mm is reference value, can be adjusted according to the actual situation), if the arc of curved portion 22
A height of intermediate value, then this distance is 0.3mm.If camber is 0.1mm higher than intermediate value (limes superiors), the camber of curved portion 22 is
0.2mm.If the camber of curved portion 22 is 0.1mm lower than intermediate value (limit inferior), the camber of curved portion 22 is 0.4mm.
The one end of curved portion 22 far from flat part 20 is detected using the feeler gauge of 0.2mm and 0.4mm with bottom plate 10 equipped with convex
The distance of the side of platform 102 judges whether camber is qualified.If the feeler gauge of 0.2mm insert not enter curved portion 22 and bottom plate 10 it
Between, illustrate that the one end of curved portion 22 far from flat part 20 is less than 0.2mm at a distance from the side that bottom plate 10 is equipped with boss 102, then
The camber of curved portion 22 is more than upper tolerance, and product is unqualified；If having a surplus between the feeler gauge insertion curved portion 22 and bottom plate 10 of 0.4mm
Amount illustrates that the one end of curved portion 22 far from flat part 20 is greater than 0.4mm at a distance from the side that bottom plate 10 is equipped with boss 102, then
The camber of curved portion 22 is more than lower tolerance, and product is unqualified.
According to the jig 1 of the measurement 3D composite board camber of the embodiment of the present application, whether 2 camber of 3D composite board is being measured
In qualified process, curved portion 22 does not stress, and the camber of 3D composite board 2 is measured in free state, reduces survey
Error is measured, can effectively be intercepted the underproof 3D composite board 2 of camber.
In some embodiments of the present application, as shown in Fig. 2, projected area of the cover board 12 on bottom plate 10 is less than or equal to put down
Projected area of the plate portion 20 on bottom plate 10, i.e. cover board 12 are less than flat part 20 on bottom plate 10 in the projected area on bottom plate 10
Projected area or cover board 12 the projected area on bottom plate 10 be equal to projected area of the flat part 20 on bottom plate 10.Arc
Portion 22 is located at outside cover board 12.Thus, it is possible to further decrease a possibility that cover board 12 deforms curved portion 22, curved portion is reduced
22 a possibility that deforming in measurement process, improved the accuracy of 2 camber of 3D composite board measurement, and effectively intercepted unqualified
Product.
In some embodiments of the present application, as shown in Fig. 2, the shape and plate of projection of the boss 102 on bottom plate 10
The shape of projection of the portion 20 on bottom plate 10 is identical.It is possible thereby to further decrease boss 102 make curved portion 22 deform can
Energy property, reduces a possibility that curved portion 22 deforms in measurement process.And support of the boss 102 to 3D composite board can be improved
Effect.
Further, the unilateral distance of the outer peripheral edge of boss 102 and the outer peripheral edge of flat part 20 is L1, and L1 meets: 3mm≤
L1≤5mm.When 3D composite board 2 to be placed on boss 102 due to operating there are error, flat part 20 not necessarily can be complete
It is aligned entirely with boss 102, it is possible thereby to further decrease a possibility that boss 102 deforms curved portion 22, reduces curved portion
22 a possibility that being deformed in measurement process.
For example, flat part 20 is rectangle, boss 102 or rectangle, the width of flat part 20 can be W1, boss
102 width can be W2, and W1-W2 can be 3-10mm.The length of flat part 20 can be D1, and the length of boss 102 can be with
It can be 3-10mm for D2, D1-D2.
In some embodiments of the present application, the shape and flat part 20 of projection of the cover board 12 on bottom plate 10 are in bottom plate 10
On projection shape it is identical.A possibility that cover board 12 deforms curved portion 22 can be further decreased, curved portion 22 is reduced
A possibility that deforming in measurement process improves the accuracy of 2 camber of 3D composite board measurement, effectively intercepts rejected product.
Further, the unilateral distance of the outer peripheral edge of cover board 12 and the outer peripheral edge of flat part 20 is L2, and L2 meets: 3mm≤
L2≤5mm.It presses by cover board 12 due to operating there are error when on 3D composite board 2, cover board 12 not necessarily can be complete
It is aligned with flat part 20, thus, it is possible to further decrease a possibility that cover board 12 deforms curved portion 22, reduces curved portion 22
A possibility that being deformed in measurement process.
For example, flat part 20 is rectangle, cover board 12 or rectangle, the width of flat part 20 can be W1, cover board 12
Width can be W3, W1-W3 can be 3-10mm.The length of flat part 20 can be D1, and the length of cover board 12 can be D3,
D1-D3 can be 3-10mm.
In some embodiments of the present application, cover board 12 is equipped with the first magnetic absorption member 122, and boss 102 is equipped with the second magnetic
Property part 104, it is attractive between the first magnetic absorption member 122 and the second magnetic part 104.It is possible thereby to realize by cover board 12 with it is convex
The cooperation of platform 102 compresses 3D composite board 2, reduces a possibility that 3D composite board 2 shifts, is convenient for measuring.
Wherein, one in the first magnetic absorption member 122 and the second magnetic absorption member 104 can be magnet, another is metalwork.When
So, the first magnetic absorption member 122 and the second magnetic absorption member 104 can also be magnet.
In this application, " first " is defined, the feature of " second " can explicitly or implicitly include one or more
Multiple this feature.
Further, the surface towards bottom plate 10 of cover board 12 has the first mounting groove, and the first magnetic absorption member 122 is located at first
In mounting groove.So that the contact surface of cover board 12 and 3D composite board 2 is plane, increase cover board 12 and 3D composite board 2
Contact area further decreases a possibility that 3D composite board 2 shifts, is convenient for measuring.
Further, the surface towards cover board 12 of boss 102 has the second mounting groove, and the second magnetic part 104 is located at the
In two mounting grooves.So that the contact surface of boss 102 and 3D composite board 2 is plane, increase boss 102 and 3D composite board
2 contact area further decreases a possibility that 3D composite board 2 shifts, is convenient for measuring.
Optionally, as shown in Figure 1, the first magnetic absorption member 122 and the second magnetic absorption member 104 are multiple, multiple first magnetic absorption members
122 and multiple second magnetic absorption members 104 correspond.Further, as shown in Figure 1, multiple first magnetic absorption members 122 are along cover board 12
The setting of circumferential direction interval, multiple second magnetic absorption members 104 are arranged along the circumferential direction interval of boss 102.
In the description of the present application, unless otherwise indicated, the meaning of " plurality " is two or more.
Shown as shown in Figure 1, Figure 3 and Figure 4 in some embodiments of the present application, bottom plate 10 is equipped with multiple retention beads
106, multiple retention beads 106 are spaced apart along the circumferential direction of boss 102, and each retention bead 106 is spaced with boss 102
It opens, curved portion 22 is between retention bead 106 and boss 102.It is possible thereby to the 3D composite board being placed on boss 102
2 are limited, and a possibility that 2 flat part 20 of 3D composite board deviates boss 102 are reduced, so that further decreasing boss 102 makes
Obtain a possibility that curved portion 22 deforms.
Optionally, have when 3D composite board 2 is mounted on jig 1, between curved portion 22 and retention bead 106 smaller
Gap, i.e. curved portion 22 be spaced apart with retention bead 106 to avoid retention bead 106 squeeze curved portion 22 and make curved portion 22
Deformation, and cause camber measurement result inaccurate.
It is shown as shown in Figure 1, Figure 3 and Figure 4 in some embodiments of the present application, it is additionally provided on bottom plate 10 and takes hand slot 108, taken
One end of hand slot 108 is adjacent to boss 102.It is possible thereby to facilitate pick-and-place of the 3D composite board 2 on boss 102.
Further, taking hand slot 108 is two, and two take hand slot 108 to be located at the opposite two sides of bottom plate 10, is thus convenient for 3D
Composite board 2 is taken.
Further, when bottom plate 10 is equipped with retention bead 106, one end of hand slot 108 is taken to extend to 102 He of boss
Between retention bead 106, so that part curved portion 22 and taking hand slot 108 opposite, convenient for taking for 3D composite board 2
It takes.
Still further, the other end of hand slot 108 is taken to extend to the edge of cover board 12, bottom plate 10 thus not only can simplify
Structure, and protrude into and take in hand slot 108 convenient for finger.
In the description of the present application, it is to be understood that term " width ", " vertical ", "inner", "outside", " circumferential direction " etc. refer to
The orientation or positional relationship shown is to be based on the orientation or positional relationship shown in the drawings, and is merely for convenience of description the application and simplification
Description, rather than the device or element of indication or suggestion meaning must have a particular orientation, constructed and grasped with specific orientation
Make, therefore should not be understood as the limitation to the application.
In the description of the present application, it should be noted that unless otherwise clearly defined and limited, term " installation ", " phase
Even ", " connection " shall be understood in a broad sense, for example, it may be being fixedly connected, may be a detachable connection, or be integrally connected；It can
To be mechanical connection, it is also possible to be electrically connected；It can be directly connected, can also can be indirectly connected through an intermediary
Connection inside two elements.For the ordinary skill in the art, above-mentioned term can be understood at this with concrete condition
Concrete meaning in application.
In the description of this specification, reference term " one embodiment ", " some embodiments ", " illustrative examples ",
The description of " example ", " specific example " or " some examples " etc. means specific features described in conjunction with this embodiment or example, knot
Structure, material or feature are contained at least one embodiment or example of the application.In the present specification, to above-mentioned term
Schematic representation may not refer to the same embodiment or example.Moreover, specific features, structure, material or the spy of description
Point can be combined in any suitable manner in any one or more of the embodiments or examples.
While there has been shown and described that embodiments herein, it will be understood by those skilled in the art that: not
A variety of change, modification, replacement and modification can be carried out to these embodiments in the case where being detached from the principle and objective of the application, this
The range of application is defined by the claims and their equivalents.
Claims (11)
1. a kind of jig for measuring 3D composite board camber, which is characterized in that the 3D composite board includes flat part and arc
The one end in portion, the curved portion width direction is connect with the periphery of the flat part, week of the curved portion along the flat part
Extend to direction, the arc part includes: in the side of the flat part, the jig
Bottom plate, the bottom plate are equipped with and the boss of the flat part being bonded towards the surface of the curved portion, the boss
The projected area on the bottom plate be less than or equal to projected area of the flat part on the bottom plate, the arc part in
Outside the boss；
Cover board, the cover board are suitable for being stacked with the bottom plate, the separate curved portion of the cover board and the flat part
Surface fitting.
2. the jig of measurement 3D composite board camber according to claim 1, which is characterized in that the cover board is at the bottom
Projected area on plate is less than or equal to projected area of the flat part on the bottom plate, and the arc part is in the cover board
Outside.
3. the jig of measurement 3D composite board camber according to claim 1, which is characterized in that the boss is at the bottom
The shape of projection of the shape of projection on plate with the flat part on the bottom plate is identical.
4. the jig of measurement 3D composite board camber according to claim 3, which is characterized in that the outer peripheral edge of the boss
Unilateral distance with the outer peripheral edge of the flat part is L1, and the L1 meets: 3mm≤L1≤5mm.
5. the jig of measurement 3D composite board camber according to claim 1, which is characterized in that the cover board is at the bottom
The shape of projection of the shape of projection on plate with the flat part on the bottom plate is identical.
6. the jig of measurement 3D composite board camber according to claim 5, which is characterized in that the outer peripheral edge of the cover board
Unilateral distance with the outer peripheral edge of the flat part is L2, and the L2 meets: 3mm≤L2≤5mm.
7. the jig of measurement 3D composite board camber according to claim 1, which is characterized in that the cover board is equipped with the
One magnetic absorption member, the boss are equipped with the second magnetic absorption member, have between first magnetic absorption member and second magnetic absorption member and attract
Power.
8. the jig of measurement 3D composite board camber according to claim 7, which is characterized in that the cover board towards institute
The surface for stating bottom plate has the first mounting groove, and first magnetic absorption member is located in first mounting groove.
9. the jig of measurement 3D composite board camber according to claim 7, which is characterized in that the boss towards institute
The surface for stating cover board has the second mounting groove, and second magnetic absorption member is located in second mounting groove.
10. the jig of measurement 3D composite board camber according to claim 1, which is characterized in that the bottom plate is equipped with
Multiple retention beads, multiple retention beads along the boss circumferential direction be spaced apart, each retention bead with
The boss is spaced apart, and the arc part is between the retention bead and the boss.
11. the jig of measurement 3D composite board camber according to claim 1, which is characterized in that also set on the bottom plate
Hand slot is taken, described one end for taking hand slot is adjacent to the boss.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910753126.9A CN110455155B (en) | 2019-08-15 | 2019-08-15 | Measure tool that 3D composite sheet arc is high |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910753126.9A CN110455155B (en) | 2019-08-15 | 2019-08-15 | Measure tool that 3D composite sheet arc is high |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN110455155A true CN110455155A (en) | 2019-11-15 |
| CN110455155B CN110455155B (en) | 2021-09-10 |
Family
ID=68486757
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201910753126.9A Active CN110455155B (en) | 2019-08-15 | 2019-08-15 | Measure tool that 3D composite sheet arc is high |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN110455155B (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114088034A (en) * | 2021-11-10 | 2022-02-25 | 陕汽淮南专用汽车有限公司 | Leaf spring difference in height detects frock before heavy truck |
Citations (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103292672A (en) * | 2013-05-09 | 2013-09-11 | 苏州金牛精密机械有限公司 | Detecting jig applicable to radian jig |
| CN204893762U (en) * | 2015-08-11 | 2015-12-23 | 江西合力泰科技有限公司 | FPC pastes and pays positioning jig |
| CN205703738U (en) * | 2016-04-26 | 2016-11-23 | 常熟鑫锐光学有限公司 | A kind of tool for globoidal glass processing |
| CN207528152U (en) * | 2017-12-12 | 2018-06-22 | 商丘金振源电子科技有限公司 | A kind of high metric subsidiary jig of mobile phone shell |
| CN207688826U (en) * | 2018-01-23 | 2018-08-03 | 闻泰通讯股份有限公司 | Prism measures jig and prism measuring system |
| CN208713748U (en) * | 2018-06-25 | 2019-04-09 | 苏州富强科技有限公司 | A kind of jig |
| CN208929784U (en) * | 2018-10-30 | 2019-06-04 | 商丘金振源电子科技有限公司 | A kind of electromagnet pressing jig |
| CN110000696A (en) * | 2017-12-29 | 2019-07-12 | 比亚迪股份有限公司 | Wear-resisting jig and preparation method thereof |
| CN110108179A (en) * | 2019-05-15 | 2019-08-09 | Oppo广东移动通信有限公司 | A kind of fixed device of battery cover and camber measuring system |
-
2019
- 2019-08-15 CN CN201910753126.9A patent/CN110455155B/en active Active
Patent Citations (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103292672A (en) * | 2013-05-09 | 2013-09-11 | 苏州金牛精密机械有限公司 | Detecting jig applicable to radian jig |
| CN204893762U (en) * | 2015-08-11 | 2015-12-23 | 江西合力泰科技有限公司 | FPC pastes and pays positioning jig |
| CN205703738U (en) * | 2016-04-26 | 2016-11-23 | 常熟鑫锐光学有限公司 | A kind of tool for globoidal glass processing |
| CN207528152U (en) * | 2017-12-12 | 2018-06-22 | 商丘金振源电子科技有限公司 | A kind of high metric subsidiary jig of mobile phone shell |
| CN110000696A (en) * | 2017-12-29 | 2019-07-12 | 比亚迪股份有限公司 | Wear-resisting jig and preparation method thereof |
| CN207688826U (en) * | 2018-01-23 | 2018-08-03 | 闻泰通讯股份有限公司 | Prism measures jig and prism measuring system |
| CN208713748U (en) * | 2018-06-25 | 2019-04-09 | 苏州富强科技有限公司 | A kind of jig |
| CN208929784U (en) * | 2018-10-30 | 2019-06-04 | 商丘金振源电子科技有限公司 | A kind of electromagnet pressing jig |
| CN110108179A (en) * | 2019-05-15 | 2019-08-09 | Oppo广东移动通信有限公司 | A kind of fixed device of battery cover and camber measuring system |
Non-Patent Citations (1)
| Title |
|---|
| 夏中山: "高精度板带轧制力计算模型研究", 《河北冶金》 * |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114088034A (en) * | 2021-11-10 | 2022-02-25 | 陕汽淮南专用汽车有限公司 | Leaf spring difference in height detects frock before heavy truck |
Also Published As
| Publication number | Publication date |
|---|---|
| CN110455155B (en) | 2021-09-10 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| US20170147852A1 (en) | Electronic sensor supported on rigid substrate | |
| US7429868B2 (en) | Socket assembly for testing semiconductor device | |
| JP5858781B2 (en) | Probe pin and socket for electrical parts | |
| CN110455155A (en) | Measure the jig of 3D composite board camber | |
| KR102418763B1 (en) | Secondary battery pouch sealing part thickness measuring assembly and pouch sealing part thickness measuring method | |
| CN205749099U (en) | The anti-flexion device of flat cold-rolled sheet low cycle fatigue test | |
| EP3896755A1 (en) | Sealing apparatus and sealing method for secondary battery | |
| EP3550379B1 (en) | Embossed component and housing and image forming apparatus including same | |
| US8419456B2 (en) | Contact member for a gas sensor, method for connecting a contact member with a sensor element in a gas sensor, and method for manufacturing a gas sensor | |
| US20090021636A1 (en) | Image pickup module | |
| CN116577008A (en) | Cell expansion force testing tool | |
| CN110108179A (en) | A kind of fixed device of battery cover and camber measuring system | |
| CN216351726U (en) | Positioning adapter, optical machine and projection equipment | |
| EP0427976A2 (en) | Coin type cell with lead terminals | |
| CN210347814U (en) | Test fixture | |
| CN114839410A (en) | Film probe card device | |
| KR102111454B1 (en) | Apparatus for of measuring pouch depth for rechargeable battery and method of measuring using the same | |
| EP4293316A1 (en) | Method and device for measuring height of pouch cup portion accommodating electrode assembly | |
| KR20190059675A (en) | device for pressing secondary battery method of manufacturing secondary battery | |
| CN213543417U (en) | Anode blanking height detection device for lithium battery core particles | |
| CN114200749B (en) | Lens installation component, optical engine and projection equipment | |
| CN214980414U (en) | Screen subassembly laminating frock | |
| EP4343958A1 (en) | Battery and manufacturing method of battery | |
| CN209201121U (en) | Cell phone mainboard and mobile phone | |
| CN219577422U (en) | Micro display screen substrate cover attaching device |
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 |