CN106771671A - Coupling box test device - Google Patents
Coupling box test device Download PDFInfo
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- CN106771671A CN106771671A CN201710082906.6A CN201710082906A CN106771671A CN 106771671 A CN106771671 A CN 106771671A CN 201710082906 A CN201710082906 A CN 201710082906A CN 106771671 A CN106771671 A CN 106771671A
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- tool
- disk
- support bar
- gear
- test device
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01R—MEASURING ELECTRIC VARIABLES; MEASURING MAGNETIC VARIABLES
- G01R29/00—Arrangements for measuring or indicating electric quantities not covered by groups G01R19/00 - G01R27/00
- G01R29/08—Measuring electromagnetic field characteristics
- G01R29/10—Radiation diagrams of antennas
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- Physics & Mathematics (AREA)
- Electromagnetism (AREA)
- General Physics & Mathematics (AREA)
- Testing Of Devices, Machine Parts, Or Other Structures Thereof (AREA)
- Investigating Strength Of Materials By Application Of Mechanical Stress (AREA)
Abstract
The present invention relates to a kind of test device, specifically a kind of coupling box test device, comprising：For gripping the tool of product to be measured, being configured and for fixing the pedestal of test equipment, for driving tool relative to the support that pedestal is rotated relative to tool.Wherein, the support is comprising respectively positioned at the first support bar and second support bar of any opposite sides of tool.The coupling box test device is also included：It is slidably disposed on the slew gear on the support bar.Wherein, the slew gear is fixedly connected with tool for driving tool to be moved along a straight line toward and away from the direction of pedestal, and is used to drive the tool to carry out circular motion to perpendicular to the direction of pedestal simultaneously.Compared with the existing technology, so that test equipment can make the test of different angles, diverse location to the antenna performance of the product to be measured on tool, avoid the occurrence of testing blind zone, it is ensured that signal intensity of the product after dispatching from the factory, occur signal problem in use so as to prevent product.
Description
Technical field
The present invention relates to a kind of test device, specifically a kind of coupling box test device.
Background technology
The mobile terminals such as mobile phone, panel computer are required for testing the signal of its antenna when dispatching from the factory, to ensure to set
The standby yields when dispatching from the factory, and current test mode is all that corresponding product to be measured is placed on into a fixed jig plate
On, the signal testing of antenna is then carried out to it by corresponding test equipment again, yet with test equipment and product to be measured
Between either distance, or angle is all that constant therefore current test equipment is that the antenna of product to be measured cannot be existed
Different angles, the performance of different parts carries out comprehensive performance test, and product is after test completion, although be possible to meet survey
Test-object is accurate, but this kind of test mode can have testing blind zone unavoidably, so as to cause portioned product to be gone back unavoidably in use
It is can the presence of signal problem.
Therefore, how comprehensive detection is carried out to the antenna performance of the products such as mobile terminal, it is to avoid test occur
Blind area, to ensure signal intensity of the product after dispatching from the factory, it is to avoid the mobile terminal such as mobile phone, panel computer occurs in use
Signal problem, is current problem to be solved.
The content of the invention
It is an object of the invention to provide a kind of coupling box test device, it is capable of achieving to the antenna of product to be measured at different angles
Performance test when degree, different distance, to ensure signal intensity of the product after dispatching from the factory, it is to avoid occur signal in use
Problem.
In order to solve the above technical problems, the present invention devises a kind of coupling box test device, for testing product to be measured
Antenna performance, comprising：
Tool, for gripping product to be measured；
Pedestal, is configured, relative to the tool for fixing test equipment；
Support, including at least the first support bar and second support bar that are located at any opposite sides of the tool respectively, uses
Rotated relative to the pedestal in the tool is driven；
Slew gear, is slidably disposed in the first support bar and the second support bar, described for driving
Tool is moved along a straight line toward and away from the direction of the pedestal, and the slew gear is fixedly connected with the tool, and
For driving the tool to carry out circular motion to perpendicular to the direction of the pedestal；
Wherein, composition is spaced from each other between the first support bar and the second support bar for being entered by the tool
The space passed through during row circular motion, and the test equipment is located between two support bars.
The present invention compared with the existing technology, because whole test device is by tool, pedestal, support and slew gear group
Into, and test equipment is located on pedestal and is oppositely arranged with tool, simultaneously because support comprise at least first support bar and
Second support bar, and first support bar and second support bar are located at any relative both sides of tool and for driving tool phase respectively
Rotated for pedestal, and slew gear is to be fixedly connected and be slidably disposed on first support bar and second with tool
On support bar, so that tool can be driven to be moved up and down in first support bar and second support bar, simultaneously because turn-around machine
Structure can drive the tool to carry out circular motion towards perpendicular to the direction of pedestal again.It follows that whole tool can be relative to pedestal
On test equipment do the motion of different angles so that test equipment can be made to the antenna performance of the product to be measured on tool
The test of different angles, diverse location, it is to avoid testing blind zone occur, it is ensured that signal intensity of the product after dispatching from the factory, so as to prevent
There is signal problem in use in product.
Further, the slew gear is included：Be slidably disposed on the first disk in the first support bar, can
The second disk being arranged in the second support bar for sliding；Wherein, the core of first disk and second disk
On the same axis, and first disk and second disk glide direction be the first support bar and described second
The length direction of support bar；The slew gear is also included：The first gear handle on first disk is arranged on, is arranged on described
Second gear handle on second disk, and the first gear and the second gear are respectively with head and relative with the head
Afterbody；Wherein, the head of the head of the first gear handle and the second gear handle respectively with the disk of each corresponding disk
The heart is hinged, and the afterbody of the afterbody of the first gear handle and the second gear handle is fixedly connected with the tool respectively, uses
The tool is driven to carry out circular motion around the core of two disks in simultaneously.
Further, the support also comprising be arranged on first support bar and or the second support bar on scale, and
The length direction of the scale is consistent with the length direction of two support bars.
Further, the slew gear is also included and is arranged in the first support bar and concentric with first disk
The first annulus for setting, the second annulus for being arranged in the second support bar and being arranged concentrically with second disk；Wherein,
The diameter with diameter greater than first disk of first annulus, and between first annulus and first disk mutually
Separate the first annular slideway of composition, the afterbody of the first gear handle has the direction for being partially toward the first annular slideway to protrude structure
Into through the first annular slideway the first projection, and first projection after through the first annular slideway with it is described
Tool is fixedly connected；The diameter with diameter greater than second disk of second annulus, and second annulus and described
The second annular slide track of composition is spaced from each other between two disks, the afterbody of the second gear handle is partially toward second annular and slides
The direction in road protrudes the second projection constituted through second annular slide track, and second projection is through second ring
It is fixedly connected with the tool after shape slideway.It follows that by the first ring formed between the first annulus and the first disk
The second annular slide track formed between shape slideway, and the second annulus and the second disk, can improve first gear handle and second gear
The reliability and stability in motion.
Further, also equidistantly have around mark on the periphery of first disk and the disks of or described second
Line.So as to can position of the accurate adjustment tool when the core around two disks carries out circular motion, further effectively prevent and treat
The antenna for surveying product occurs testing blind zone when being tested.
Further, the slew gear is also included and is arranged on the first gear the upper first in command, the first
Core around the first disk is carried out circular motion by hand for driving the first gear；The slew gear is also included and is arranged on institute
Second gear is stated the upper second in command, the second in command is used to drive the second gear to enter the core around second disk
Row circular motion.Can facilitate staff that drive tool is entered by each corresponding gear by the first in command and the second in command
Row circular motion so that the circular motion of tool is more convenient.
Further, the support also comprising the first sliding block being arranged in the first support bar, be arranged on described the
The second sliding block on two support bars, the circular orbit being arranged on the pedestal；Wherein, first sliding block and described second is slided
Block is slidably disposed on the circular orbit, and the circular orbit is surrounded on the test equipment.By the first sliding block,
Being slidably matched between the second sliding block and circular orbit, so that first support bar and second support bar can simultaneously drive tool
Rotated relative to jig plate, to improve reliability of the jig plate when being rotated relative to test equipment.
Further, equidistantly have around mark on the circular orbit.So as to can accurate adjustment tool rotation
When position, the antenna that further effectively prevent product to be measured occurs testing blind zone when being tested.
Further, the tool includes jig plate, is arranged on the jig plate for being carried out to the product to be measured
The holder for gripping.Effective fixation to product to be measured on jig plate can be realized by holder, it is to avoid tool is in fortune
In dynamic process, there is the phenomenon rocked in product to be measured.
Further, the holder is included and is removably disposed in the first grip block on the jig plate, detachable
Be arranged on the second grip block on the jig plate.
Brief description of the drawings
Fig. 1 is the structural representation of the coupling box test device of first embodiment of the invention；
Fig. 2 is the front view of Fig. 1；
Fig. 3 is the side view of Fig. 1；
Fig. 4 is the structural scheme of mechanism of the first grip block in first embodiment of the invention；
Fig. 5 is the present invention the and the structural representation of the coupling box test device of implementation method.
Specific embodiment
To make the object, technical solutions and advantages of the present invention clearer, below in conjunction with accompanying drawing to each reality of the invention
The mode of applying is explained in detail.However, it will be understood by those skilled in the art that in each implementation method of the invention,
In order that reader more fully understands the application and proposes many ins and outs.But, even if without these ins and outs and base
Many variations and modification in following implementation method, it is also possible to realize the application each claim technical side required for protection
Case.
First embodiment of the invention is related to a kind of coupling box test device, and the day for testing product to be measured is linear
Can, as shown in figure 1, comprising：For gripping the tool 1 of product to be measured (not indicated in figure), being configured relative to tool
And for fixing the pedestal 2 of test equipment 5, for driving tool 1 relative to the support that pedestal 2 is rotated.Wherein, the support
Including at least the first support bar 301 and second support bar 302 that are located at any opposite sides of tool 1 respectively.
In addition, the coupling box test device of present embodiment is also included：It is slidably disposed on first support bar 301 and
Slew gear on two support bars 302.Wherein, the slew gear be fixedly connected with tool 1 for drive tool 1 toward and away from
The direction of pedestal 2 is moved along a straight line, while be additionally operable to drive tool 1 carries out circular motion to perpendicular to the direction of pedestal 2.
Meanwhile, in order to avoid tool 1 is when being moved, support causes to hinder to it, the first support bar in the support
It is spaced from each other between 301 and second support bar 302 and is constituted for the space that is passed through when circular motion is carried out by tool 1, and phase
The test equipment 5 answered is located between first support bar 301 and second support bar 302.
By the above it is seen that, because whole test device is by tool 1, pedestal 2, support and slew gear group
Into, and test equipment 5 is located on pedestal 2 and is oppositely arranged with tool 1, simultaneously because support comprises at least first support bar
301 and second support bar 302, and first support bar 301 and second support bar 302 are located at any relative both sides of tool 1 respectively
And for driving tool 1 to be rotated relative to pedestal 2, and slew gear is to be fixedly connected with tool 1 and slideably set
Put in first support bar 301 and second support bar 302, so as to tool 1 can be driven in first support bar 301 and second support bar
Moved up and down on 302, simultaneously because slew gear can drive the tool 1 to carry out circumference towards perpendicular to the direction of pedestal 2 again
Motion.It follows that whole tool 1 can do the motion of different angles relative to the test equipment 5 on pedestal 2, so that surveying
Examination equipment 5 can make the test of different angles, diverse location to the antenna performance of the product to be measured on tool, it is to avoid test occur blind
, there is signal problem in use so as to prevent product in area, it is ensured that signal intensity of the product after dispatching from the factory.
Specifically, as shown in Figure 1, Figure 2 and Figure 3, in the present embodiment, slew gear is included：It is mounted slidably
The first disk 401 in first support bar 301, the second disk 402 being slidably disposed in second support bar 302.Its
In, the core of the first disk 401 and the second disk 402 on the same axis, and the first disk 401 and the second disk 402 cunning
Dynamic direction is the length direction of first support bar 301 and second support bar 302.Also, in practical set, in order to realize first
The disk 402 of disk 401 and second is slidably connected with first support bar 301 and second support bar 302 respectively, such as Fig. 1 and Fig. 2 institutes
Show, can respectively open up waist-shaped hole 303 in first support bar 301 and second support bar 302, and in the first disk 401 and second
Corresponding locking member 403 is set at the core of disk 402, two are realized by the cooperation between locking member 403 and waist-shaped hole 303
Disk slip and locking respectively on two support bars.Simultaneously, it is necessary to explanation, locking member 403 can be any type of
Locking member, and in the present embodiment, locking member 403 uses bolt (not indicated in figure) and nut (not indicated in figure)
Coordinate, wherein illustrated by taking being slidably matched between the first disk 401 and first support bar 301 as an example, when in use, can be by
The key of bolt runs through the core of the first disk 401 and directly through corresponding waist-shaped hole 303 in first support bar 301, and spiral shell
The nut of bolt is against the first disk 401 away from the side of first support bar 301, and corresponding nut is mutually screwed with the key of bolt
And first support bar 301 is against away from the side of the first disk 401, so as to be capable of achieving the first disk 401 in first support bar
Locking on 301,
In addition, it is noted that as shown in Figure 1, Figure 2 and Figure 3, the slew gear is also included：It is arranged on the first disk
First gear on 401 is arranged on the second gear on the second disk 402 405 404, and first gear is 404 and second gear handle
405 have head and the afterbody relative with head respectively.Wherein, first gear is divided 404 head and second gear 405 head
Core not with each corresponding disk is hinged, and first gear is distinguished 404 afterbody and second gear 405 afterbody
It is fixedly connected with tool 1.Thus it is seen that, due to first gear 404 and second gear 405 head respectively with the first disk
401 and second the core of disk 402 be hinged, and first gear 404 and second gear 405 afterbody respectively with the company of fixation of tool 1
Connect, so that first gear is hinged end, band 405 cores that can be respectively with each corresponding disk 404 and second gear
Dynamic drive tool 1 carries out circular motion around the core of two disks.
Also, used as preferred scheme, as shown in figures 1 and 3, the slew gear is also included and is arranged on first support bar
The first annulus 406 for being arranged concentrically on 301 and with the first disk 401, be arranged in second support bar 302 and with the second disk
402 the second annulus 407 being arranged concentrically.Wherein, the diameter of first annulus 406 is greater than the diameter of the first disk 401, so that
Obtaining can be spaced from each other the first annular slideway 408 of composition between the first annulus 406 and the first disk 401.And it is corresponding, in order to realize
The effective connection between 404 and tool 1, first gear has 404 afterbody and is partially toward first annular slideway 408 first gear
Direction protrudes the first projection 409 constituted through first annular slideway 408, and the first projection 409 through first annular slideway
It is fixedly connected with tool 1 after 408.
Similarly, as shown in figures 1 and 3, the diameter of second annulus 407 is equally greater than the diameter of the second disk 402, with
So that the second annular slide track 410 of composition can be spaced from each other between the second annulus 407 and the second disk 402.And it is corresponding, for reality
The effective connection between 405 and tool 1,405 afterbody is partially toward the second annular slide track 410 to existing second gear by second gear
Direction protrude the second projection 411 constituted through the second annular slide track 410, and the second projection 411 sliding through the second annular
It is fixedly connected with tool 1 behind road.It follows that first annular by what is formed between the first annulus 406 and the first disk 401
The second annular slide track 410 formed between slideway 408, and the second annulus 407 and the second disk 402, can improve first gear
404 and second gear 405 reliability and stability when the core around two disks carries out circular motion.
Additionally, in order to further facilitate tester to first gear 404 and second gear 405 operation, such as Fig. 1 and Tu
Shown in 2, the slew gear also comprising be arranged on first gear the first in command 412 on 407, be arranged on second gear on 405
The second in command 413.So as to during actual use, operating personnel can be by holding the first in command 412 and second simultaneously
404 and second gear are carried out circular motion driving first gear respectively by hand 413 405 around the core of two disks so that tool 1 exists
Operation during circular motion is more convenient.
In addition, as depicted in figs. 1 and 2, in order to allow support to drive tool to be rotated relative to pedestal 2, this implementation
The support that mode is previously mentioned also comprising set first support bar 301 on the first sliding block 304, be arranged in second support bar 302
The second sliding block 305, and corresponding pedestal 2 is provided with the circular orbit 6 that the first sliding block 304 and the second sliding block 305 coordinate.
Specifically, the circular orbit 6 is surrounded on test equipment 5 on the base 2, and the first sliding block 304 and the second sliding block
305 are slidably disposed on circular orbit 6.During actual use, as depicted in figs. 1 and 2, operating personnel can pass through
Apply certain radial forces to first support bar 301 and/or second support bar 302, you can by the first sliding block 304 and second
Sliding block 305 drives first support bar 301 and second support bar 302 to enter line slip along the path of circular orbit 6, so as to realize controlling
Rotation of the tool 1 relative to pedestal 2.Also, as preferred scheme, between the sliding block 304 of first support bar 301 and first, second
Detachably connected mode can be used between the sliding block 305 of support bar 302 and second, so that whole test device is easier to
Assembling.
In addition, it is noted that in order that tool 1 in motion, it is ensured that be fixed on product to be measured on tool 1 not
The phenomenon rocked occurs, the tool 1 mainly by jig plate 11 and is arranged on jig plate 11 for being pressed from both sides to product to be measured
Fixed holder is held to constitute.
Wherein, as shown in figures 1 and 3, the holder includes two grip blocks, respectively the first grip block 121 and second
Grip block 122, and two clamping block structures are identical, and be respectively used to prop up any relative both sides of product to be measured.Thus may be used
Know, the effective fixation to product to be measured on jig plate can be realized by two grip blocks, it is to avoid tool during motion,
There is the phenomenon rocked in product to be measured.
Meanwhile, in order that obtaining the first grip block 121 and the second grip block 122 can be adapted to the test of various sizes of product,
In the present embodiment, the first grip block 121 and the second grip block 122 are detachably arranged on jig plate 11.Specifically
Say, as shown in figure 1, some bar location holes 124 are distributed with the jig plate 11, and the first grip block 121 and the second grip block 122
Can be selected to carry out locking admittedly with any one location hole on jig plate 11 by lock-screw 123 according to the actual size of product
It is fixed, and cause that whole jig body is applicable to the test of different size, products of different specifications.
In addition, in order to further improve two grip blocks to the chucking power of product to be measured, being not difficult to find out with reference to Fig. 4, first
The grip block 122 of grip block 121 and second can use following structure, be illustrated so that first accommodates fast 121 as an example, first clamping
Block 121 includes a upper cover plate 1211 for being used to cover product to be measured and the reference block 1212 positioned at the lower section of upper cover plate 1211, and
The reference block 1212 is the both sides that L-shaped structure is used to prop up product arbitrary neighborhood to be measured.So as to when lock-screw 123 is by first
When grip block 121 is locked with jig plate 11, the upper cover plate 1211 of the first grip block 121 can push down the upper table of product to be measured
Face, and reference block 1212 can firmly prop up the both sides of product arbitrary neighborhood to be measured, so as to product to be measured can be fixed completely
On jig plate 11, further increase fixed effect of the product to be measured on tool 1, it is to avoid tool 1 during motion,
There is the phenomenon rocked in product to be measured.
Second embodiment of the present invention is related to a kind of coupling box test device, and second embodiment is in the first embodiment party
Further improvement is made on the basis of formula, it is mainly theed improvement is that：In order to improve precision of the tool 1 when sliding up and down,
Precision of the tool 1 when the core around the first disk 301 and the second disk 302 carries out circular motion is improved, and tool 1 exists
Precision when being rotated relative to pedestal 2.In the present embodiment, as shown in figure 5, equidistant around mark on circular orbit 6
There is graduation mark 7.Meanwhile, also equidistantly have 8 around mark on the periphery of the He of the first disk 401 or the second disk 402.
In addition, first support bar 301 and or second support bar 302 on be additionally provided with scale 9, and the length direction of the scale 9 and two branch
The length direction of strut is consistent.
Be not difficult to transmit by the above, by marking graduation mark 7 on circular orbit 6, in the He of the first disk 401 or
Graduation mark 8 is marked on the periphery of the second disk 402, and is set on the He of first support bar 301 or second support bar 302
Scale 9, may be such that staff can realize accurate adjustment to tool 1 relative to the position of test equipment 5, so as to can further have
Effect avoids the antenna of product to be measured from occurring the phenomenon of testing blind zone when being tested.
It will be understood by those skilled in the art that the various embodiments described above are to realize specific embodiment of the invention, and
In actual applications, can to it, various changes can be made in the form and details, without departing from the spirit and scope of the present invention.
Claims (10)
1. a kind of coupling box test device, the antenna performance for testing product to be measured, it is characterised in that：Comprising：
Tool, for gripping product to be measured；
Pedestal, is configured, relative to the tool for fixing test equipment；
Support, including at least the first support bar and second support bar that are located at any opposite sides of the tool respectively, for band
The tool is moved to be rotated relative to the pedestal；
Slew gear, is slidably disposed in the first support bar and the second support bar, for driving the tool
Direction toward and away from the pedestal is moved along a straight line, and the slew gear is fixedly connected with the tool, and is used for
Drive the tool carries out circular motion to perpendicular to the direction of the pedestal；
Wherein, composition is spaced from each other between the first support bar and the second support bar for being justified by the tool
The space passed through during Zhou Yundong, and the test equipment is located between two support bars.
2. coupling box test device according to claim 1, it is characterised in that：The slew gear is included：Slideably
The first disk being arranged in the first support bar, the second disk being slidably disposed in the second support bar；Its
In, the core of first disk and second disk on the same axis, and first disk and second disk
Glide direction be the first support bar and the second support bar length direction；
The slew gear is also included：The first gear handle on first disk is arranged on, is arranged on second disk
Second gear handle, and the first gear with the second gear respectively have head and the afterbody relative with the head；
Wherein, the head of the head of the first gear handle and the second gear handle respectively with the core phase of each corresponding disk
Mutually it is hinged, and the afterbody of the afterbody of the first gear handle and the second gear handle is fixedly connected with the tool respectively, for same
When drive the tool to carry out circular motion around the core of two disks.
3. coupling box test device according to claim 2, it is characterised in that：The support is also included and is arranged on first
Strut and or the second support bar on scale, and the length directions of the length direction of the scale and two support bars protect
Hold consistent.
4. coupling box test device according to claim 2, it is characterised in that：The slew gear is also included and is arranged on institute
The first annulus for stating in first support bar and being arranged concentrically with first disk, be arranged in the second support bar and with institute
State the second annulus that the second disk is arranged concentrically；
Wherein, the diameter with diameter greater than first disk of first annulus, and first annulus and the described first circle
It is spaced from each other the first annular slideway of composition between disk, the afterbody of the first gear handle has and is partially toward the first annular slideway
Direction protrudes the first projection constituted through the first annular slideway, and first projection through the first annular cunning
It is fixedly connected with the tool behind road；
The diameter with diameter greater than second disk of second annulus, and between second annulus and second disk
The second annular slide track of composition is spaced from each other, the afterbody of the second gear handle has the direction for being partially toward second annular slide track to dash forward
Go out constitute through second annular slide track the second projection, and second projection after through second annular slide track with
The tool is fixedly connected.
5. coupling box test device according to claim 2, it is characterised in that：First disk and or described second
Also equidistantly have around mark on the periphery of disk.
6. coupling box test device according to claim 5, it is characterised in that：The slew gear is also included and is arranged on institute
First gear is stated the upper first in command, the first in command is used to drive the first gear to justify the core around the first disk
Zhou Yundong；
The slew gear is also comprising the second gear is arranged on the upper second in command, and the second in command is described for driving
Core around second disk is carried out circular motion by second gear.
7. coupling box test device according to claim 1, it is characterised in that：The support is also comprising being arranged on described the
The first sliding block on one support bar, the second sliding block being arranged in the second support bar, the annular being arranged on the pedestal
Track；
Wherein, first sliding block and second sliding block are slidably disposed on the circular orbit, and the circular rails
Road is surrounded on the test equipment.
8. coupling box test device according to claim 7, it is characterised in that：It is equidistant around mark on the circular orbit
There is graduation mark.
9. coupling box test device according to claim 1, it is characterised in that：The tool includes jig plate, is arranged on
It is used for the holder gripped to the product to be measured on the jig plate.
10. coupling box test device according to claim 8, it is characterised in that：The holder is included and removably set
Put the first grip block on the jig plate, the second grip block being removably disposed on the jig plate.
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710082906.6A CN106771671B (en) | 2017-02-16 | 2017-02-16 | Coupling box test device |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710082906.6A CN106771671B (en) | 2017-02-16 | 2017-02-16 | Coupling box test device |
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| CN106771671A true CN106771671A (en) | 2017-05-31 |
| CN106771671B CN106771671B (en) | 2019-05-03 |
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| CN201710082906.6A Expired - Fee Related CN106771671B (en) | 2017-02-16 | 2017-02-16 | Coupling box test device |
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Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN108198524A (en) * | 2017-11-06 | 2018-06-22 | 深圳市南和移动通信科技股份有限公司 | Triangle warning plate |
| CN108709581A (en) * | 2018-07-27 | 2018-10-26 | 苏州克拉伯机电设备有限公司 | A kind of product testing jig of change detection angle |
| CN109046846A (en) * | 2018-10-30 | 2018-12-21 | 石家庄辐科电子科技有限公司 | A kind of intelligent circuit board paint spraying apparatus based on linear motor |
| JP2023084470A (en) * | 2021-12-07 | 2023-06-19 | アンリツ株式会社 | Rotation device and testing apparatus |
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