CN107179279A - A kind of three axle test tables for mobile phone screen automatic detection streamline - Google Patents
A kind of three axle test tables for mobile phone screen automatic detection streamline Download PDFInfo
- Publication number
- CN107179279A CN107179279A CN201710294276.9A CN201710294276A CN107179279A CN 107179279 A CN107179279 A CN 107179279A CN 201710294276 A CN201710294276 A CN 201710294276A CN 107179279 A CN107179279 A CN 107179279A
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- pedestal
- bearing
- pitch axis
- part case
- mounting bracket
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Classifications
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N21/00—Investigating or analysing materials by the use of optical means, i.e. using sub-millimetre waves, infrared, visible or ultraviolet light
- G01N21/01—Arrangements or apparatus for facilitating the optical investigation
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B25—HAND TOOLS; PORTABLE POWER-DRIVEN TOOLS; MANIPULATORS
- B25H—WORKSHOP EQUIPMENT, e.g. FOR MARKING-OUT WORK; STORAGE MEANS FOR WORKSHOPS
- B25H1/00—Work benches; Portable stands or supports for positioning portable tools or work to be operated on thereby
- B25H1/14—Work benches; Portable stands or supports for positioning portable tools or work to be operated on thereby with provision for adjusting the bench top
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04M—TELEPHONIC COMMUNICATION
- H04M1/00—Substation equipment, e.g. for use by subscribers
- H04M1/24—Arrangements for testing
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- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Physics & Mathematics (AREA)
- Health & Medical Sciences (AREA)
- Life Sciences & Earth Sciences (AREA)
- Chemical & Material Sciences (AREA)
- Analytical Chemistry (AREA)
- Biochemistry (AREA)
- General Health & Medical Sciences (AREA)
- General Physics & Mathematics (AREA)
- Immunology (AREA)
- Pathology (AREA)
- Signal Processing (AREA)
- Telephone Set Structure (AREA)
- Testing Of Devices, Machine Parts, Or Other Structures Thereof (AREA)
Abstract
The present invention relates to a kind of three axle test tables for mobile phone screen automatic detection streamline, including pedestal, middle part case, covered on case, pitching frame, end bearing mounting bracket and end effector mounting bracket, wherein described pedestal is provided with the shaft shoulder for being used for bearing installation and the jump-ring slot for installing bearing snap spring, the middle part case is arranged on pedestal upper end, it is connected by pedestal double row angular contact bearing with pedestal, the pedestal upper end is provided with pedestal gear wheel, the pedestal gear wheel is connected with the axis of pedestal rotation stepper motor of middle part casing interior, rotated by axis of pedestal rotation stepper motor band moving base, the base interior axis left and right sides is symmetrically installed with axis of pedestal rotation stepper motor and pitching shaft step motor, the middle part case nock is provided with pitching frame parking leg, the middle part case upper end is provided with pitch axis.The present invention can make actuator reach more angles and spatial attitude, and turntable can be made to reach the angle of pitch of 180 degree.
Description
Technical field
The invention belongs to Mechanical Industry Technology field, it is more particularly to a kind of for mobile phone screen automatic detection streamline three
Axle test table.
It is specifically a kind of to rotate to mobile phone screen to be arbitrarily designated angle so as to setting for further testing in detection
It is standby, applied to mobile phone screen automatic detection streamline,
Background technology
The quality inspection of high definition screen is essential link in mobile phone manufacturing process.Mobile phone screen manufacturer of the current country
Screen test is completed generally by artificial quality inspection, and it is to make screen by human hand rotation that current factory, which carries out detection to mobile phone screen,
Curtain reaches special angle, visually carrys out view screen with the presence or absence of qualified.Due to growing screen demand and mobile phone screen
Huge shipment amount, this detection means can not meet industrial production to LCD screen defects detection rapidity accuracy
It is required that, and this have that cost is high, efficiency is low, precision is low, rapid wear bad person by way of eye-observation mobile phone screen quality inspection
The shortcomings of eye, the production cost and efficiency of enterprise are had a strong impact on.
The content of the invention
The technical problems to be solved by the invention are to provide a kind of three axles for mobile phone screen automatic detection streamline and surveyed
Preliminary operation platform, mobile phone liquid crystal screen is installed in end effector mounting bracket, can reach specified angle instead of human hand Rotation screen
With spatial attitude, further to carry out screen energization test and image procossing, detection efficiency and accuracy are improved.
The technical solution adopted for the present invention to solve the technical problems is：There is provided a kind of for mobile phone screen automatic detection stream
Three axle test tables of waterline, including lid, pitching frame, end bearing mounting bracket and end are held on pedestal, middle part case, case
Row device mounting bracket, wherein the pedestal is provided with the shaft shoulder for being used for bearing installation and the jump-ring slot for installing bearing snap spring, it is described
Middle part case is arranged on pedestal upper end, is connected by pedestal double row angular contact bearing with pedestal, and the pedestal upper end is provided with pedestal
Gear wheel, the pedestal gear wheel is connected with the axis of pedestal rotation stepper motor of middle part casing interior, is walked by axis of pedestal rotation
Stepper motor band moving base is rotated, and the base interior axis left and right sides is symmetrically installed with axis of pedestal rotation stepper motor and bowed
Shaft step motor is faced upward, middle part case (2) rear and front end is provided with radiating groove, and the middle part case nock is provided with pitching frame
Parking leg, the middle part case upper end is provided with the middle of pitch axis, the pitch axis and is provided with pitch axis gear wheel, the pitch axis
Gear wheel is connected with the output shaft of pitching shaft step motor, and the pitch axis upper end, middle part case are described provided with being covered on case
Pitch axis left and right ends are connected with pitching frame, and the pitching frame upper end is provided with end bearing mounting bracket, the end bearing peace
Fill provided with end rotation shaft step motor in the middle of on the inside of pedestal upper end, the end rotation shaft step motor passes through yielding coupling
It is connected with end support installation axle with end effector mounting bracket, the end effector mounting bracket is pacified by end support
Fill axle and end support is installed axle bearing and is arranged in end effector mounting bracket.
The further technical scheme of the present invention is, in the jump-ring slot on the pedestal double row angular contact bearing upper end, pedestal
Provided with double row angular contact bearing snap spring.
The present invention further technical scheme be, the pedestal double row angular contact bearing lower end, pedestal and middle part case
Double row angular contact hubcap, the axially position for pedestal double row angular contact bearing are provided between lower end.
The further technical scheme of the present invention is that end cap is provided between the double row angular contact hubcap and middle part case
Pad.
The further technical scheme of the present invention is that supporting plate, the axis of pedestal rotation are provided with the middle of the middle part case
Stepper motor output shaft is connected through supporting plate with pedestal gear wheel, and the pitching shaft step motor installs branch by stepper motor
Frame is installed on the supporting plate.
The further technical scheme of the present invention is that on the middle part case upper end left and right sides and case lid bottom both sides
Semi-circular recesses corresponding with pitch axis are respectively equipped with, and pitch axis is arranged on the case of middle part by pitching axle bearing, it is described
The lid left and right sides is provided with end cap pad and end cap on pitching axle bearing outside, middle part case and case.
The further technical scheme of the present invention is that the pitch axis left and right ends are separately mounted to the axle of pitching frame both sides
Kong Shang, and pitching frame both sides lower end is provided with semicircular ring, the pitching frame is fixed on pitch axis by semicircular ring and sunk screw.
The further technical scheme of the present invention is that the pitch axis both sides and centre are respectively equipped with the gear shaft shoulder and screw
Hole, is respectively used to pitch axis on the case of middle part and pitch axis gear wheel is fixed on pitch axis.
The further technical scheme of the present invention is that the pitching frame is " ㄇ " shape structure, top Liang Ge angles are respectively equipped with
Reinforcement, the end bearing mounting bracket is trapezium structure, and the pitching frame is connected with end bearing mounting bracket by bolt
Connect.
The further technical scheme of the present invention is that the end support installation axle outer layer is provided with terminal shaft axle sleeve, institute
End support installation axle is stated to install installed in end bearing by end bearing, end bearing end lid gasket and end bearing (ball) cover
On support, the end support installation axle is fixedly connected with end effector mounting bracket by nut.
Beneficial effect
Compared with prior art, increase provided by the present invention for three axle test tables of mobile phone screen automatic detection streamline
Plus an end rotary shaft, actuator can be made to reach more angles and spatial attitude；Motor is provided with case and case
Groove, can make turntable reach the angle of pitch of 180 degree；Part and structural member are all with symmetric design and installation, and dynamic balance performance is good, work
Stablize；From 42 type stepper motors and larger tooth ratio, the precision and load capacity of turntable can be made higher；By special
Structure design can make assembling simpler quick, and modularized design can make all parts all can independent dismounting and change；It is hard
Reinforcing the structure member design leaned on and case radiating groove can be such that turntable is applied under severe operating mode, and service life is long.
Brief description of the drawings
Fig. 1 is the three dimensional structure diagram of the present invention.
Fig. 2 is the sectional view of the present invention.
Fig. 3 is pedestal assembling design sketch of the present invention.
Fig. 4 is casing interior structure of the present invention and assembling design sketch.
Fig. 5 is that case of the present invention assembles design sketch with pedestal.
Fig. 6 is pitch axis assembling design sketch of the present invention.
Fig. 7 is that lid assembles design sketch with pitch axis on case of the present invention.
Fig. 8 is the rack-mounted method of completing the square of pitching of the present invention and assembling design sketch.
Fig. 9 is pedestal of the present invention and middle part case installation diagram.
Figure 10 is casing structure schematic diagram in the middle part of the present invention.
Figure 11 is Figure 10 top views.
Figure 12 is pitch attitude figure of the present invention.
Embodiment
With reference to specific embodiment, the present invention is expanded on further.It should be understood that these embodiments are merely to illustrate the present invention
Rather than limitation the scope of the present invention.In addition, it is to be understood that after the content of the invention lectured has been read, people in the art
Member can make various changes or modifications to the present invention, and these equivalent form of values equally fall within the application appended claims and limited
Scope.
Embodiment 1
As shown in figs. 1-12, a kind of three axles test for mobile phone screen automatic detection streamline that the present invention is provided turns
Lid 3, pitching frame 4, end bearing mounting bracket 5 and end effector install branch on platform, including pedestal 1, middle part case 2, case
Frame 6, wherein the pedestal 1 is provided with the shaft shoulder for being used for bearing installation and the jump-ring slot for installing bearing snap spring, the middle part case 2
It is connected installed in the upper end of pedestal 1, by pedestal double row angular contact bearing 7 with pedestal 1, the upper end of pedestal 1 is provided with pedestal canine tooth
Wheel 9, the pedestal gear wheel 9 is connected with the axis of pedestal rotation stepper motor 10 inside middle part case 2, is walked by axis of pedestal rotation
Stepper motor 10 is rotated with moving base 1, and the axis line inside left and right sides of pedestal 1 is symmetrically installed with axis of pedestal rotation stepper motor
10 and pitching shaft step motor 19, middle part case (2) rear and front end is provided with radiating groove, the nock of middle part case 2
Provided with pitching frame parking leg 29, the upper end of middle part case 2 is provided with the middle of pitch axis 11, the pitch axis 11 and is provided with pitch axis
Gear wheel 17, the pitch axis gear wheel 17 is connected with the output shaft of pitching shaft step motor 19, the upper end of pitch axis 11, in
Portion's case 2 is connected provided with lid 3 on case, the left and right ends of pitch axis 11 with pitching frame 4, and the upper end of pitching frame 4 is provided with
Shaft step motor 16 is rotated provided with end in the middle of on the inside of end bearing mounting bracket 5, the upper end of end bearing mounting bracket 5,
The end rotation shaft step motor 16 installs branch by yielding coupling 13 and end support installation axle 14 with end effector
Frame 6 is connected, and the end effector mounting bracket 6 is installed axle bearing 15 by end support installation axle 14 and end support and installed
In end effector mounting bracket 6.
As shown in Figure 3：Pedestal 1 has the shaft shoulder installed for bearing, the jump-ring slot for installing bearing snap spring, for installing
The shaft shoulder of gear, the screw hole for fixed pedestal gear；First by double row angular contact hubcap 21 and end cap pad 22 during installation
It is put on pedestal, then double row angular contact bearing 7 is put on pedestal, the inner ring of bearing props up the shaft shoulder of pedestal, then uses Circlip tongs
Jump ring 8 is put into jump-ring slot, thus the axially position of double row angular contact bearing is completed；Pedestal gear wheel 9 is put into pedestal,
Gear props up the gear shaft shoulder of pedestal, and the counter sink on gear is alignd with the screw hole on pedestal axle by swing pinion, then
Gear is completely fixed on pedestal using sunk screw.
As shown in Figure 4：Stepper motor 10 for axis of pedestal rotation is put into the case of middle part along guide groove, then therefrom
Stepper motor is fixed on middle part casing interior by portion case bottom using four sunk screws；It will be first used for four sunk screws
The stepper motor 19 of pitching frame is arranged on motor mounting rack 20, then by stepper motor together with mounting bracket along leading
Casing interior is put into groove, then is fixed on stepper motor using four sunk screws in the case of middle part from middle part case bottom
Pitching frame parking leg 29, is finally arranged on the concave station of side by portion using screw.
As shown in Figure 5：The middle part case assembled is put on double row angular contact bearing, the shaft shoulder pressure of casing interior is utilized
The firmly outer ring of double row angular contact bearing, rotating basis or case align the mounting hole left on pedestal with head bolts, will
The mounting hole that screwdriver stretches into pedestal turns screw, and thus case is completely fixed with pedestal.
As shown in Figure 6：Pitch axis 11 is designed with the gear shaft shoulder and screw hole for installing pitching shaft gear, for installing
The shaft shoulder of bearing, the rhombus groove for installing pitching frame, the annulus spacing for pitching frame；First by pitch axis gear wheel during installation
17 are put on pitch axis, and the one side of gear props up the gear shaft shoulder, by swing pinion by the counter sink on gear and pedestal axle
Screw hole alignment, recycle sunk screw gear is completely fixed on pitch axis, by two pitching axle bearings of pitch axis
(12,18) the side inner ring installed in pitch axis upper bearing (metal) props up the bearing shaft shoulder of pitch axis.
As shown in Figure 7：The pitch axis installed is put into above the case of middle part, then lid on case 3 is put on pitch axis,
End cap pad 25 is respectively put into from both sides and end cap 24 recycles screw to fix end cap with being covered on middle part case and case.
As shown in Figure 8：Spacing annulus by pitching frame 4 along pitching frame is put on rhombus groove, by with vee gutter
Lower semicircular ring 23 and sunk screw pitching frame is fixed on pitch axis.
As shown in Figure 2：Pitching frame upper design has centrosymmetric stepper motor mounting screw holes and the end support of bearing
Mounting screw holes, pitching frame is fixed on first with screw by the stepper motor 16 for end rotary shaft；Use elastic shaft coupling
Device 13 makes end support installation axle 14 be fixed with step motor shaft, and end bearing 15 is put into end bearing mounting bracket 5,
End bearing mounting bracket is arranged on pitching frame using bolt and nut, then end bearing (ball) cover is put into above the bearing of end
End cap, is fixed in the bearing mounting bracket of end by pad 26 and end bearing (ball) cover 27 using screw.
As shown in Figure 2：The end of end support installation axle 14 is tapped, is first put into terminal shaft axle sleeve 28 and recycles nut will
End effector mounting bracket 6 is fixed in end support installation axle, and actuator bracket leaves longer screw hole, can prevent peace
Interfere when filling actuator with support shaft, actuator can be made to be fixed with mounting bracket using screw or bolt and nut.
Preferably, select is 42 type stepper motors to the present invention, cheap with compact, precision compared with
The characteristics of high and larger holding moment of torsion；Using single-chip microcomputer, PLC, the various controller such as DSP is controlled, easy to use.In order to
Production efficiency is improved, bearing involved in the present invention, pad, end cap, shaft coupling, the parts such as screw-nut can all pass through buying
Standard component is obtained, and greatly improves production maintenance efficiency.
Claims (10)
1. a kind of three axle test tables for mobile phone screen automatic detection streamline, including pedestal (1), middle part case (2), cover
(3), pitching frame (4), end bearing mounting bracket (5) and end effector mounting bracket (6) are covered on shell, it is characterised in that：Institute
State pedestal (1) and be provided with the shaft shoulder for being used for bearing installation and the jump-ring slot for installing bearing snap spring, the middle part case (2) is arranged on
Pedestal (1) upper end, it is connected with pedestal (1) by pedestal double row angular contact bearing (7), pedestal (1) upper end is big provided with pedestal
Gear (9), the pedestal gear wheel (9) the axis of pedestal rotation stepper motor (10) internal with middle part case (2) is connected, and passes through base
Seat rotating axis stepper motor (10) band moving base (1) is rotated, and pedestal (1) the axis line inside left and right sides is symmetrically installed with base
Seat rotating axis stepper motor (10) and pitching shaft step motor (19), middle part case (2) rear and front end are provided with radiating groove, institute
State middle part case (2) nock and be provided with pitching frame parking leg (29), middle part case (2) upper end is provided with pitch axis
(11) pitch axis gear wheel (17), the pitch axis gear wheel (17) and pitch axis stepping, are provided with the middle of the pitch axis (11)
The output shaft connection of motor (19), pitch axis (11) upper end, middle part case (2) are provided with lid (3), the pitching on case
Axle (11) left and right ends are connected with pitching frame (4), and pitching frame (4) upper end is provided with end bearing mounting bracket (5), the end
Provided with end rotation shaft step motor (16) in the middle of on the inside of end bearing mounting bracket (5) upper end, the end rotary shaft stepping electricity
Machine (16) is connected by yielding coupling (13) and end support installation axle (14) with end effector mounting bracket (6), described
End effector mounting bracket (6) installs axle bearing (15) by end support installation axle (14) and end support and is arranged on end
In actuator mounting bracket (6).
2. a kind of three axle test tables for mobile phone screen automatic detection streamline according to claim 1, its feature
It is：Double row angular contact bearing snap spring is provided with jump-ring slot on pedestal double row angular contact bearing (7) upper end, pedestal (1)
(8)。
3. a kind of three axle test tables for mobile phone screen automatic detection streamline according to claim 1, its feature
It is：Double row angular contact is provided between pedestal double row angular contact bearing (7) lower end, pedestal (1) and middle part case (2) lower end
Hubcap (21), the axially position for pedestal double row angular contact bearing (7).
4. a kind of three axle test tables for mobile phone screen automatic detection streamline according to claim 3, its feature
It is：End cap pad (22) is provided between the double row angular contact hubcap (21) and middle part case (2).
5. a kind of three axle test tables for mobile phone screen automatic detection streamline according to claim 1, its feature
It is：Supporting plate is provided with the middle of the middle part case (2), axis of pedestal rotation stepper motor (10) output shaft passes through supporting plate
It is connected with pedestal gear wheel (9), the pitching shaft step motor (19) is arranged on support by stepper motor mounting bracket (20)
On plate.
6. a kind of three axle test tables for mobile phone screen automatic detection streamline according to claim 1, its feature
It is：Lid (3) bottom both sides are respectively equipped with corresponding with pitch axis (11) on middle part case (2) the upper end left and right sides and case
Semi-circular recesses, and pitch axis (11) by pitching axle bearing (12,18) be arranged on middle part case (2) on, the pitch axis
Lid (3) left and right sides is provided with end cap pad (25) and end cap (24) on bearing (12,18) outside, middle part case (2) and case.
7. a kind of three axle test tables for mobile phone screen automatic detection streamline according to claim 1, its feature
It is：Pitch axis (11) left and right ends are separately mounted on the axis hole of pitching frame (4) both sides, and under pitching frame (4) both sides
End is provided with semicircular ring (23), and the pitching frame (4) is fixed on pitch axis (11) by semicircular ring (23) and sunk screw.
8. a kind of three axle test tables for mobile phone screen automatic detection streamline according to claim 1, its feature
It is：Pitch axis (11) both sides and centre are respectively equipped with the gear shaft shoulder and screw hole, are respectively used to pitch axis (11) installation
On middle part case (2) and pitch axis gear wheel (17) is fixed on pitch axis.
9. a kind of three axle test tables for mobile phone screen automatic detection streamline according to claim 1, its feature
It is：The pitching frame (4) is " ㄇ " shape structure, top Liang Ge angles are respectively equipped with reinforcement, the end bearing mounting bracket
(5) it is trapezium structure, the pitching frame (4) is bolted with end bearing mounting bracket (5).
10. a kind of three axle test tables for mobile phone screen automatic detection streamline according to claim 1, its feature
It is：End support installation axle (14) outer layer is provided with terminal shaft axle sleeve (28), and the end support installation axle (14) is led to
End bearing (15), end bearing end lid gasket (26) and end bearing (ball) cover (27) are crossed installed in end bearing mounting bracket
(5) on, the end support installation axle (14) is fixedly connected with end effector mounting bracket (6) by nut.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710294276.9A CN107179279B (en) | 2017-04-28 | 2017-04-28 | A kind of three axis test tables detecting assembly line automatically for mobile phone screen |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710294276.9A CN107179279B (en) | 2017-04-28 | 2017-04-28 | A kind of three axis test tables detecting assembly line automatically for mobile phone screen |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN107179279A true CN107179279A (en) | 2017-09-19 |
| CN107179279B CN107179279B (en) | 2019-10-08 |
Family
ID=59831021
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201710294276.9A Expired - Fee Related CN107179279B (en) | 2017-04-28 | 2017-04-28 | A kind of three axis test tables detecting assembly line automatically for mobile phone screen |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN107179279B (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108942812A (en) * | 2018-10-16 | 2018-12-07 | 北京环境特性研究所 | A kind of dimensional turntable |
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| KR100704186B1 (en) * | 2006-02-21 | 2007-04-06 | 강성일 | An apparatus for testing a flat panel display device |
| US20100053604A1 (en) * | 2008-08-31 | 2010-03-04 | Paul Rice | Broken screen detector |
| CN103760914A (en) * | 2014-01-25 | 2014-04-30 | 中国北方车辆研究所 | Three-axis rotary table multi-dimension swinging system |
| CN103995000A (en) * | 2014-05-15 | 2014-08-20 | 京东方科技集团股份有限公司 | Checking device and checking system of display substrate |
| CN104458751A (en) * | 2013-09-12 | 2015-03-25 | 韩东熙 | Inspecting apparatus of panel for display |
| CN204945057U (en) * | 2015-09-09 | 2016-01-06 | 山东华芯富创电子科技有限公司 | Touch-screen detecting tool |
| CN106198547A (en) * | 2016-06-24 | 2016-12-07 | 华为技术有限公司 | A kind of display screen detection device |
| CN106239443A (en) * | 2016-07-27 | 2016-12-21 | 北京机械设备研究所 | A kind of dimensional turntable based on parallelogram linkage |
-
2017
- 2017-04-28 CN CN201710294276.9A patent/CN107179279B/en not_active Expired - Fee Related
Patent Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| KR100704186B1 (en) * | 2006-02-21 | 2007-04-06 | 강성일 | An apparatus for testing a flat panel display device |
| US20100053604A1 (en) * | 2008-08-31 | 2010-03-04 | Paul Rice | Broken screen detector |
| CN104458751A (en) * | 2013-09-12 | 2015-03-25 | 韩东熙 | Inspecting apparatus of panel for display |
| CN103760914A (en) * | 2014-01-25 | 2014-04-30 | 中国北方车辆研究所 | Three-axis rotary table multi-dimension swinging system |
| CN103995000A (en) * | 2014-05-15 | 2014-08-20 | 京东方科技集团股份有限公司 | Checking device and checking system of display substrate |
| CN204945057U (en) * | 2015-09-09 | 2016-01-06 | 山东华芯富创电子科技有限公司 | Touch-screen detecting tool |
| CN106198547A (en) * | 2016-06-24 | 2016-12-07 | 华为技术有限公司 | A kind of display screen detection device |
| CN106239443A (en) * | 2016-07-27 | 2016-12-21 | 北京机械设备研究所 | A kind of dimensional turntable based on parallelogram linkage |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN108942812A (en) * | 2018-10-16 | 2018-12-07 | 北京环境特性研究所 | A kind of dimensional turntable |
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| Publication number | Publication date |
|---|---|
| CN107179279B (en) | 2019-10-08 |
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Granted publication date: 20191008 |