CN109490093A - A kind of Rigid Flex bending angle device for detecting performance - Google Patents
A kind of Rigid Flex bending angle device for detecting performance Download PDFInfo
- Publication number
- CN109490093A CN109490093A CN201811210561.9A CN201811210561A CN109490093A CN 109490093 A CN109490093 A CN 109490093A CN 201811210561 A CN201811210561 A CN 201811210561A CN 109490093 A CN109490093 A CN 109490093A
- Authority
- CN
- China
- Prior art keywords
- bending angle
- rigid flex
- detecting performance
- angle device
- microscope carrier
- 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.)
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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
- G01N3/00—Investigating strength properties of solid materials by application of mechanical stress
- G01N3/20—Investigating strength properties of solid materials by application of mechanical stress by applying steady bending forces
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N3/00—Investigating strength properties of solid materials by application of mechanical stress
- G01N3/02—Details
- G01N3/04—Chucks
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N2203/00—Investigating strength properties of solid materials by application of mechanical stress
- G01N2203/0014—Type of force applied
- G01N2203/0023—Bending
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N2203/00—Investigating strength properties of solid materials by application of mechanical stress
- G01N2203/02—Details not specific for a particular testing method
- G01N2203/026—Specifications of the specimen
- G01N2203/0262—Shape of the specimen
- G01N2203/0278—Thin specimens
- G01N2203/0282—Two dimensional, e.g. tapes, webs, sheets, strips, disks or membranes
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N2203/00—Investigating strength properties of solid materials by application of mechanical stress
- G01N2203/02—Details not specific for a particular testing method
- G01N2203/04—Chucks, fixtures, jaws, holders or anvils
- G01N2203/0423—Chucks, fixtures, jaws, holders or anvils using screws
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N2203/00—Investigating strength properties of solid materials by application of mechanical stress
- G01N2203/02—Details not specific for a particular testing method
- G01N2203/04—Chucks, fixtures, jaws, holders or anvils
- G01N2203/0452—Cushioning layer between test piece and grip
Abstract
The invention discloses a kind of Rigid Flex bending angle device for detecting performance, including machine body, the upper surface of the machine body is provided with control switch, the side surface of the machine body is equipped with support base, and the side surface of machine body is provided with sliding equipment at support base rear position, the upper surface of the support base is equipped with motor, air-leg swing is driven by a motor in the present invention, air-leg extends and shortens therewith during swing, to drive sub-folder to hold microscope carrier swing, soft and hard combined printing circuit board is stopped by mandrel, 90 ° or 180 ° of bend tests are carried out to product flexibility area, automatic operation can be stable the movement that fulfils assignment；The setting of buffer gear is capable of providing a cushion effect, and it is excessive to avoid wiring board bending; it damages, certain defencive function can be provided during bending for product, the detection device is easy to operate; high stability has stronger practical value and promotional value.
Description
Technical field
The present invention relates to machinery equipment field, specifically a kind of Rigid Flex bending angle device for detecting performance.
Background technique
Soft or hard (multiple) integral thickness for closing (or rigid flexible system) printed wiring board of knot needs to realize more and more thinner technology
It breaks through, requirement of the flex region to bending performance is caused to be promoted, need to carry out performance detection to the bending angle of wiring board.
Chinese patent discloses a kind of cell polar ear camber detection machine Authorization Notice No. CN206450525U, the patented technology
The bending degree of tab in battery core can be detected, pick out qualified battery core, reject underproof battery core, realized mechanical
Automated production, but fully rely on manual work during bend test at present, the position when selection of crooked place, bending
Set error etc. the factor of variation, bending angle so that the result of bend test can not actual response go out properties of product, and
Excessive bending may be caused during bending to wiring board, and cause it is certain scrap, therefore, those skilled in the art mention
A kind of Rigid Flex bending angle device for detecting performance is supplied, to solve the problems mentioned in the above background technology.
Summary of the invention
The purpose of the present invention is to provide a kind of Rigid Flex bending angle device for detecting performance, to solve above-mentioned background
The problem of being proposed in technology.
To achieve the above object, the invention provides the following technical scheme:
A kind of Rigid Flex bending angle device for detecting performance, including machine body, control switch, support base, sliding
Mechanism, crossbearer, stand, sliding rail, location hole, sliding block, motor, rotation axis, changeover mechanism, gearcase, driving gear, driven tooth
Wheel, bull stick, air-leg, oscillating bearing, sub-folder hold microscope carrier, hard wiring board hardboard, main folder and hold microscope carrier, first clamping plate, otic placode,
Second splint, fixing bolt, position-limit mechanism, retract bolt, fixed block, mandrel, buffer gear, upright bar, fixed plate, buffer spring,
Buffer board and soft wiring board hardboard, the upper surface of the machine body are provided with control switch, the side table of the machine body
Face is equipped with support base, and the side surface of machine body is provided with sliding equipment, the support at support base rear position
The upper surface of seat is equipped with motor, and the driving end of the motor is provided with rotation axis, and one end of the rotation axis is socketed with switching
Mechanism, one end of the changeover mechanism are equipped with bull stick, and one end of the bull stick is equipped with air-leg, the top of the air-leg
It is provided with oscillating bearing, the side of the oscillating bearing is provided with sub-folder and holds microscope carrier, and the sub-folder holds the upper surface installation of microscope carrier
There is hard wiring board hardboard, main folder is provided in front of the sliding equipment and holds microscope carrier, the main folder holds the lower section setting of microscope carrier
Limited position mechanism is equipped with buffer gear at the position-limit mechanism upper surface location, and the rear of the buffer gear is equipped with soft
Matter wiring board hardboard.
As the present invention further scheme: the sliding equipment includes crossbearer, stand, sliding rail, location hole and sliding block,
One end of the sliding equipment is horizontally installed with crossbearer, and the upper surface of the crossbearer is welded with stand vertically, before the stand
Surface longitudinal offers sliding rail, and the front surface of stand corresponds to and is equipped with sliding block inside sliding rail, and the front surface of the stand is close
Location hole is offered at two side position of sliding rail.
As further scheme of the invention: the changeover mechanism includes gearcase, driving gear and driven gear, institute
The driving gear that is internally provided with of changeover mechanism is stated, the side engagement of the driving gear is equipped with driven gear, and driving tooth
The outside of wheel and driven gear is equipped with gearcase.
As further scheme of the invention: the main folder holds microscope carrier and includes first clamping plate, otic placode, second clamping plate and consolidate
Determine bolt, one end that the main folder holds microscope carrier is equipped with first clamping plate, and the front surface of the first clamping plate is welded with otic placode, and
The front surface of one clamping plate is equipped with second clamping plate at one side position of otic placode, and the front surface of the second clamping plate, which runs through, to be equipped with
Fixing bolt.
As further scheme of the invention: the position-limit mechanism includes retract bolt, fixed block and mandrel, the limit
The top of position mechanism is equipped with retract bolt, and the outside of the retract bolt is socketed with fixed block, and the side of the fixed block is horizontal
To being equipped with mandrel.
As further scheme of the invention: the buffer gear includes upright bar, fixed plate, buffer spring and buffering
Plate, the bottom end of the buffer gear are equipped with upright bar, and the top of the upright bar is welded with fixed plate, the rear surface of the fixed plate
It is provided with buffer spring, one end of the buffer spring is equipped with buffer board.
As further scheme of the invention: the rotation axis is fixedly connected through gearcase with driving gear, institute
It states bull stick and is fixedly connected through gearcase with driven gear.
As further scheme of the invention: the upright bar is connect with mandrel by welding manner, and the quantity of mandrel
There are two settings.
As further scheme of the invention: the rear surface fitting of the buffer board is equipped with proof rubber pad, and slow
The rear surface of punching is in arc structure.
As further scheme of the invention: the motor and air-leg are electrically connected with control switch.
Compared with prior art, the beneficial effects of the present invention are: being driven by a motor air-leg swing, air-leg is in swing
It extends and shortens therewith in the process, so that sub-folder be driven to hold microscope carrier swing, soft and hard combined printing circuit board is stopped by mandrel, to production
Product flex region carries out 90 ° or 180 ° of bend tests, the movement that fulfils assignment that the operation of automation can be stable；Buffer gear is set
It sets, is capable of providing a cushion effect, avoid wiring board bending excessively, damage, can be product during bending
Certain defencive function is provided, the detection device is easy to operate, and high stability, testing result is accurate, has stronger practical
Value and promotional value.
Detailed description of the invention
Fig. 1 is a kind of structural schematic diagram of Rigid Flex bending angle device for detecting performance.
Fig. 2 is the enlarged drawing of part A in Fig. 1.
Fig. 3 is a kind of sliding equipment structural schematic diagram of Rigid Flex bending angle device for detecting performance.
Fig. 4 is a kind of changeover mechanism structural schematic diagram of Rigid Flex bending angle device for detecting performance.
Fig. 5 is that a kind of main folder of Rigid Flex bending angle device for detecting performance holds stage structure schematic diagram.
Fig. 6 is a kind of position-limit mechanism structural schematic diagram of Rigid Flex bending angle device for detecting performance.
Fig. 7 is a kind of buffer gear structural schematic diagram of Rigid Flex bending angle device for detecting performance.
Fig. 8 is a kind of buffer spring structural schematic diagram of Rigid Flex bending angle device for detecting performance.
In figure: 1, machine body；2, control switch；3, support base；4, sliding equipment；41, crossbearer；42, stand；43, sliding
Rail；44, location hole；45, sliding block；5, motor；6, rotation axis；7, changeover mechanism；71, gearcase；72, driving gear；73, driven
Gear；8, bull stick；9, air-leg；10, oscillating bearing；11, sub-folder holds microscope carrier；12, hard wiring board hardboard；13, main folder holds load
Platform；131, first clamping plate；132, otic placode；133, second clamping plate；134, fixing bolt；14, position-limit mechanism；141, retract bolt；
142, fixed block；143, mandrel；15, buffer gear；151, upright bar；152, fixed plate；153, buffer spring；154, buffer board；
16, soft wiring board hardboard.
Specific embodiment
Please refer to Fig. 1~8, in the embodiment of the present invention, a kind of Rigid Flex bending angle device for detecting performance, including machine
Device main body 1, control switch 2, support base 3, sliding equipment 4, crossbearer 41, stand 42, sliding rail 43, location hole 44, sliding block 45, motor
5, rotation axis 6, changeover mechanism 7, gearcase 71, driving gear 72, driven gear 73, bull stick 8, air-leg 9, oscillating bearing 10,
Sub-folder holds microscope carrier 11, hard wiring board hardboard 12, main folder and holds microscope carrier 13, first clamping plate 131, otic placode 132, second clamping plate 133, consolidates
Determine bolt 134, position-limit mechanism 14, retract bolt 141, fixed block 142, mandrel 143, buffer gear 15, upright bar 151, fixed plate
152, buffer spring 153, buffer board 154 and soft wiring board hardboard 16, the upper surface of machine body 1 are provided with control switch 2,
The side surface of machine body 1 is equipped with support base 3, and the side surface of machine body 1 is provided at 3 rear position of support base
Sliding equipment 4, the upper surface of support base 3 are equipped with motor 5, and the driving end of motor 5 is provided with rotation axis 6, one end of rotation axis 6
It is socketed with changeover mechanism 7, one end of changeover mechanism 7 is equipped with bull stick 8, and one end of bull stick 8 is equipped with air-leg 9, air-leg 9
Top is provided with oscillating bearing 10, and the side of oscillating bearing 10 is provided with sub-folder and holds microscope carrier 11, and sub-folder holds the upper surface of microscope carrier 11
Hard wiring board hardboard 12 is installed, the front of sliding equipment 4 is provided with main folder and holds microscope carrier 13, and motor drives air-leg to swing,
Air-leg extends and shortens therewith during swing, so that sub-folder be driven to hold microscope carrier swing, soft and hard combined printing circuit board
Stopped by mandrel, 90 ° or 180 ° of bend tests is carried out to product flexibility area, what the operation of automation can be stable fulfils assignment dynamic
Make.
Main folder holds the lower section setting limited position mechanism 14 of microscope carrier 13, is equipped with buffer at 14 upper surface location of position-limit mechanism
Structure 15, the rear of buffer gear 15 are equipped with soft wiring board hardboard 16, and the setting of buffer gear is capable of providing a buffering
Power avoids wiring board bending excessively, damages, and certain defencive function can be provided during bending for product.
Sliding equipment 4 includes crossbearer 41, stand 42, sliding rail 43, location hole 44 and sliding block 45, one end water of sliding equipment 4
Safety is equipped with crossbearer 41, and the upper surface of crossbearer 41 is welded with stand 42 vertically, and the front surface of stand 42 longitudinally offers sliding rail 43,
And the front surface of stand 42 corresponds to and is equipped with sliding block 45 inside sliding rail 43, the front surface of stand 42 is at 43 liang of side positions of sliding rail
Offer location hole 44；Changeover mechanism 7 includes gearcase 71, driving gear 72 and driven gear 73, the inside of changeover mechanism 7
It is provided with driving gear 72, the side engagement of driving gear 72 is equipped with driven gear 73, and driving gear 72 and driven gear
73 outside is equipped with gearcase 71；Main folder holds microscope carrier 13 and includes first clamping plate 131, otic placode 132, second clamping plate 133 and fix
Bolt 134, one end that main folder holds microscope carrier 13 are equipped with first clamping plate 131, and the front surface of first clamping plate 131 is welded with otic placode 132,
And the front surface of first clamping plate 131 is equipped with second clamping plate 133, the preceding table of second clamping plate 133 at 132 1 side position of otic placode
Face, which is run through, is equipped with fixing bolt 134；Position-limit mechanism 14 includes retract bolt 141, fixed block 142 and mandrel 143, position-limit mechanism
14 top is equipped with retract bolt 141, and the outside of retract bolt 141 is socketed with fixed block 142, and the side of fixed block 142 is horizontal
To being equipped with mandrel 143；Buffer gear 15 includes upright bar 151, fixed plate 152, buffer spring 153 and buffer board 154, buffer
The bottom end of structure 15 is equipped with upright bar 151, and the top of upright bar 151 is welded with fixed plate 152, and the rear surface of fixed plate 152 is provided with
Buffer spring 153, one end of buffer spring 153 are equipped with buffer board 154；Rotation axis 6 is through gearcase 71 and driving gear
72 are fixedly connected, and bull stick 8 is fixedly connected through gearcase 71 with driven gear 73；Upright bar 151 and mandrel 143 pass through welding side
Formula connection, and there are two the quantity settings of mandrel 143；The rear surface fitting of buffer board 154 is equipped with proof rubber pad, and buffers
The rear surface of plate 154 is in arc structure；Motor 5 and air-leg 9 are electrically connected with control switch 2.
The working principle of the invention is: adjusting that main folder holds microscope carrier 13 and sub-folder is held according to the actual conditions of wiring board first
The distance between microscope carrier 11, the sliding block 45 for allowing main folder to hold 13 rear of microscope carrier slide in sliding rail 43, slide into designated position use
Bolt passes through location hole 44 and is fixed, and soft wiring board hardboard 16 is placed on main folder and held on microscope carrier 13 by subsequent staff,
Rotary fixing screw bolt 134 so that first clamping plate 131 and second clamping plate 133 fasten soft wiring board hardboard 16, continue by
Hard wiring board hardboard 12 is inserted in sub-folder and holds in microscope carrier 11, fastens to the two, rotates through the retract bolt of otic placode 132
141, to be adjusted to the mandrel 143 of lower section to need crooked place, the work of motor 5, root are then controlled by control switch 2
The angle that need to be bent, direction and the number of bending are selected according to actual conditions, the rotation axis 6 on motor 5 drives driving gear
72 rotations, driving gear 72 drive driven gear 73 therewith, and driven gear 73 drives air-leg 9 to swing by bull stick 8, pneumatically
Bar 9 extends and shortens therewith during swing, so that sub-folder be driven to hold the swing of microscope carrier 11, hard wiring board hardboard 12 and soft
Matter wiring board hardboard 16 is stopped by mandrel 143, carries out 90 ° or 180 ° of bend tests to product flexibility area, and fulfil assignment movement,
Before wiring board touches mandrel 143, buffer board 154 is first touched, so that buffer spring 153 is squeezed contraction, is avoided
Bending excessively causes damages, and certain defencive function can be provided during bending for product.
Claims (10)
1. a kind of Rigid Flex bending angle device for detecting performance, including machine body (1), which is characterized in that the machine
The upper surface of main body (1) is provided with control switch (2), and the side surface of the machine body (1) is equipped with support base (3), and machine
The side surface of device main body (1) is provided with sliding equipment (4) at support base (3) rear position, the upper table of the support base (3)
Face is equipped with motor (5), and the driving end of the motor (5) is provided with rotation axis (6), and one end of the rotation axis (6) is socketed with
One end of changeover mechanism (7), the changeover mechanism (7) is equipped with bull stick (8), and one end of the bull stick (8) is equipped with air-leg
(9), the top of the air-leg (9) is provided with oscillating bearing (10), and the side of the oscillating bearing (10) is provided with sub-folder and holds
Microscope carrier (11), the upper surface that the sub-folder holds microscope carrier (11) are equipped with hard wiring board hardboard (12), the sliding equipment (4)
Front is provided with main folder and holds microscope carrier (13), and the main folder holds lower section setting limited position mechanism (14) of microscope carrier (13), the limit
It is equipped with buffer gear (15) at mechanism (14) upper surface location, the rear of the buffer gear (15) is equipped with soft wiring board
Hardboard (16).
2. a kind of Rigid Flex bending angle device for detecting performance according to claim 1, which is characterized in that the cunning
Motivation structure (4) includes crossbearer (41), stand (42), sliding rail (43), location hole (44) and sliding block (45), the sliding equipment (4)
One end be horizontally installed with crossbearer (41), the upper surface of the crossbearer (41) is welded with stand (42) vertically, the stand (42)
Front surface longitudinally offer sliding rail (43), and the front surface of stand (42) corresponds to and is equipped with sliding block (45) inside sliding rail (43),
The front surface of the stand (42) offers location hole (44) at (43) two side position of sliding rail.
3. a kind of Rigid Flex bending angle device for detecting performance according to claim 1, which is characterized in that described turn
Connection mechanism (7) includes gearcase (71), driving gear (72) and driven gear (73), the inside setting of the changeover mechanism (7)
Have driving gear (72), the engagement of the side of the driving gear (72) is equipped with driven gear (73), and driving gear (72) and
The outside of driven gear (73) is equipped with gearcase (71).
4. a kind of Rigid Flex bending angle device for detecting performance according to claim 1, which is characterized in that the master
Clamping microscope carrier (13) includes first clamping plate (131), otic placode (132), second clamping plate (133) and fixing bolt (134), the main folder
The one end for holding microscope carrier (13) is equipped with first clamping plate (131), and the front surface of the first clamping plate (131) is welded with otic placode (132),
And the front surface of first clamping plate (131) is equipped with second clamping plate (133) at (132) one side position of otic placode, second folder
The front surface of plate (133), which runs through, is equipped with fixing bolt (134).
5. a kind of Rigid Flex bending angle device for detecting performance according to claim 1, which is characterized in that the limit
Position mechanism (14) includes retract bolt (141), fixed block (142) and mandrel (143), the top installation of the position-limit mechanism (14)
Having retract bolt (141), the outside of the retract bolt (141) is socketed with fixed block (142), and the one of the fixed block (142)
Side is horizontally installed with mandrel (143).
6. a kind of Rigid Flex bending angle device for detecting performance according to claim 1, which is characterized in that described slow
Punch mechanism (15) includes upright bar (151), fixed plate (152), buffer spring (153) and buffer board (154), the buffer gear
(15) bottom end is equipped with upright bar (151), and the top of the upright bar (151) is welded with fixed plate (152), the fixed plate
(152) rear surface is provided with buffer spring (153), and one end of the buffer spring (153) is equipped with buffer board (154).
7. a kind of Rigid Flex bending angle device for detecting performance according to claim 1 or 3, which is characterized in that institute
It states rotation axis (6) and is fixedly connected through gearcase (71) with driving gear (72), the bull stick (8) is through gearcase (71)
It is fixedly connected with driven gear (73).
8. a kind of Rigid Flex bending angle device for detecting performance according to claim 5 or 6, which is characterized in that institute
It states upright bar (151) and is connect with mandrel (143) by welding manner, and there are two the quantity settings of mandrel (143).
9. a kind of Rigid Flex bending angle device for detecting performance according to claim 1, which is characterized in that described slow
The rear surface fitting of punching (154) is equipped with proof rubber pad, and the rear surface of buffer board (154) is in arc structure.
10. a kind of Rigid Flex bending angle device for detecting performance according to claim 1, which is characterized in that described
Motor (5) and air-leg (9) are electrically connected with control switch (2).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811210561.9A CN109490093B (en) | 2018-10-17 | 2018-10-17 | Bending angle performance detection device for rigid-flex board |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811210561.9A CN109490093B (en) | 2018-10-17 | 2018-10-17 | Bending angle performance detection device for rigid-flex board |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN109490093A true CN109490093A (en) | 2019-03-19 |
| CN109490093B CN109490093B (en) | 2021-04-20 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201811210561.9A Active CN109490093B (en) | 2018-10-17 | 2018-10-17 | Bending angle performance detection device for rigid-flex board |
Country Status (1)
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Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109950167A (en) * | 2019-03-28 | 2019-06-28 | 华南理工大学 | A kind of bending machine |
| CN113959872A (en) * | 2021-09-24 | 2022-01-21 | 安徽润象新材料科技有限公司 | Bending property testing device for PET composite board |
| CN117647727A (en) * | 2024-01-30 | 2024-03-05 | 丰顺县锦顺科技有限公司 | Equipment for detecting PCB rigid circuit board |
| CN113959872B (en) * | 2021-09-24 | 2024-04-12 | 安徽润象新材料科技有限公司 | Bending performance testing device for PET composite board |
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| CN103743639A (en) * | 2013-12-26 | 2014-04-23 | 宝钢不锈钢有限公司 | Method for detecting bending fatigue property of welding connector and bending machine |
| CN104374657A (en) * | 2014-11-18 | 2015-02-25 | 苏州赛腾精密电子有限公司 | Swing bending testing mechanism |
| CN107631861A (en) * | 2017-08-28 | 2018-01-26 | 武汉华星光电半导体显示技术有限公司 | Flexible display apparatus bends test equipment and system |
| CN107340181A (en) * | 2017-09-07 | 2017-11-10 | 台山市精诚达电路有限公司 | A kind of device for FPC bendings test |
| CN207396238U (en) * | 2017-11-16 | 2018-05-22 | 华中科技大学 | One kind determines angular distortion test machine for atomic layer deposition thin film fatigue |
| CN207882087U (en) * | 2018-02-05 | 2018-09-18 | 广东苏试广博测试技术有限公司 | A kind of resist bending testing machine |
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| CN109950167A (en) * | 2019-03-28 | 2019-06-28 | 华南理工大学 | A kind of bending machine |
| CN113959872A (en) * | 2021-09-24 | 2022-01-21 | 安徽润象新材料科技有限公司 | Bending property testing device for PET composite board |
| CN113959872B (en) * | 2021-09-24 | 2024-04-12 | 安徽润象新材料科技有限公司 | Bending performance testing device for PET composite board |
| CN117647727A (en) * | 2024-01-30 | 2024-03-05 | 丰顺县锦顺科技有限公司 | Equipment for detecting PCB rigid circuit board |
| CN117647727B (en) * | 2024-01-30 | 2024-04-02 | 丰顺县锦顺科技有限公司 | Equipment for detecting PCB rigid circuit board |
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