CN113504177A - Integrated test system and method based on FPC steel sheet - Google Patents
Integrated test system and method based on FPC steel sheet Download PDFInfo
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- CN113504177A CN113504177A CN202110707128.1A CN202110707128A CN113504177A CN 113504177 A CN113504177 A CN 113504177A CN 202110707128 A CN202110707128 A CN 202110707128A CN 113504177 A CN113504177 A CN 113504177A
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N19/00—Investigating materials by mechanical methods
- G01N19/04—Measuring adhesive force between materials, e.g. of sealing tape, of coating
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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
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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
- G01N3/24—Investigating strength properties of solid materials by application of mechanical stress by applying steady shearing forces
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- 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
- G01N2203/0025—Shearing
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Abstract
The invention discloses an integrated test system based on an FPC (flexible printed circuit) steel sheet, which comprises a machine base, wherein the top of the machine base is provided with a feeding mechanism, a positioning mechanism and a test mechanism, the feeding mechanism is used for conveying a workpiece to the positioning mechanism and the test mechanism, the positioning mechanism is used for clamping and positioning the workpiece, and the test mechanism is used for carrying out shearing test on the workpiece; the feeding mechanism comprises a vibrating disk and a feeding rail connected with the output end of the vibrating disk, and a feeding seat is arranged at one end, far away from the vibrating disk, of the feeding rail; the testing mechanism comprises a clamping jaw for clamping and positioning a workpiece, the clamping jaw comprises an upper piece and a lower piece which are symmetrically arranged, the two pieces are rotationally connected with a clamping jaw seat through a pin shaft, a jaw sleeve is arranged outside the clamping jaw, and a sleeve opening with the width larger than that of the jaw piece is arranged on the jaw sleeve; the invention can simultaneously carry out the stripping test and the shearing test, reduce the clamping times, improve the test speed and carry out the test automatically.
Description
Technical Field
The invention relates to the technical field of electronics, in particular to an integrated test system based on an FPC (flexible printed circuit) steel sheet.
Background
The flexible circuit (FPC) is a technology developed in the United states in the last 70 th century for developing the technology of space rocket, and is a printed circuit which is made of mylar or polyimide as a base material and has high reliability and excellent flexibility. The circuit can be bent at will, is folded, has light weight, small volume, good heat dissipation and convenient installation, and breaks through the traditional interconnection technology. In the structure of the flexible circuit, the materials of the flexible circuit are an insulating film, a conductor and an adhesive;
hot-pressing reinforcing plate: the heat hardening glue of the reinforcing film is melted by high temperature, and the reinforcing film is tightly attached to the product by proper pressure or vacuum pumping. The heat-pressure adhesive used for the FPC is also called thermosetting adhesive. The thermosetting adhesive is solid at ordinary temperature and has no viscosity, but when the temperature rises to a certain degree, the thermosetting adhesive is converted into a semi-cured state with strong viscosity, and the FPC and the reinforcing plate are bonded at the moment (generally, after the reinforcement is aligned to the bonding position, an electric iron is used for ironing for 1-2 s to play a single-point positioning role, then hot pressing is carried out, namely, high temperature and high pressure are carried out, so that the whole adhesive completely flows and is bonded, and at the moment, the whole adhesive is difficult to separate basically). The FPC steel sheet needs to be subjected to a shearing test and a stripping test during testing, and the testing is performed respectively in the prior art, so that the speed is low, and the FPC steel sheet needs to be clamped for many times.
Disclosure of Invention
The invention provides an integrated test system based on an FPC steel sheet, which solves the technical problems in the related technology.
According to one aspect of the invention, an integrated testing system based on an FPC steel sheet is provided, which comprises a machine base, wherein the top of the machine base is provided with a feeding mechanism, a positioning mechanism and a testing mechanism, the feeding mechanism is used for conveying a workpiece to the positioning mechanism and the testing mechanism, the positioning mechanism is used for clamping and positioning the workpiece, and the testing mechanism is used for carrying out a shearing test on the workpiece;
the feeding mechanism comprises a vibrating disk and a feeding rail connected with the output end of the vibrating disk, and a feeding seat is arranged at one end, far away from the vibrating disk, of the feeding rail;
the positioning mechanism comprises a positioning frame, a clamping cylinder, a swing arm, a movable joint and a pressing block, wherein a cylinder seat of the clamping cylinder is connected with the positioning frame through a rotating shaft in a rotating mode;
the testing mechanism comprises a clamping jaw for clamping and positioning a workpiece, the clamping jaw comprises an upper piece and a lower piece which are symmetrically arranged, the two pieces are rotationally connected with a clamping jaw seat through a pin shaft, a jaw sleeve is arranged outside the clamping jaw, a sleeve opening with the width larger than that of the piece is arranged on the jaw sleeve, and the two pieces are in transition between a closed state and an open state when the clamping jaw moves along the direction vertical to the jaw sleeve;
the clamping jaw seat is connected with at least more than two guide rods, the guide rods are connected with a first mounting seat, the first mounting seat is fixedly connected with a first sliding seat, the first sliding seat is connected with a test rack through a first sliding rail in a sliding manner, a second mounting seat is arranged below the first mounting seat, a first pin rotatably connected with the first mounting seat is arranged at the bottom of the first mounting seat, and a first slide way in clearance fit with the first pin is arranged on the second mounting seat;
the second mounting seat is connected with the test rack through a third slide rail, the bottom of the second mounting seat is connected with a second slide seat, the second slide seat is connected with the second slide rail in a sliding manner, a second pin is arranged at the bottom of the middle of the second slide rail and is rotatably connected with a rotary table below the second slide rail, the rotary table is rotatably connected with the test base through a main shaft, a second slide way is arranged on the top surface of the rotary table, the second slide way is integrally in an arc shape, the second pin and the main shaft are both surrounded by the second slide way, a third pin is arranged in the second slide way, and the third pin is in clearance fit with the second slide way and is connected with the second slide way in a sliding manner;
the third pin is rotatably connected with a rotor of the linear motor through a bearing.
Further, the included angle between the first slide rail that first slide and first slide are connected is 60 ~ 70.
Furthermore, the movable section comprises an upper section, a middle section and a lower section, wherein the upper section is connected with the swing arm through a pin shaft, the lower section is connected with the pressing block through a pin shaft, and the middle section is connected with the upper section and the middle section is connected with the lower section through threads.
Furthermore, the pressing block is connected with the positioning frame through a sliding rail which is longitudinally arranged.
Furthermore, the first installation bases are provided with two first pins, the bottoms of the two first installation bases are provided with first pins, and the second installation base is provided with two first slideways matched with the first pins.
Further, the distance between the second pin and the main shaft is larger than 10 cm.
Furthermore, the third slide rail is arranged on one side of the second mounting seat close to the clamping jaw and/or one side of the second mounting seat far away from the clamping jaw, and the third slide rail is fixedly connected with the test rack and is connected with the second mounting seat through the sliding block.
Further, the second slide includes first segmental arc, second segmental arc and third segmental arc, and the radian of first segmental arc and second segmental arc is greater than the radian of third segmental arc, and first segmental arc and second segmental arc are located the position that is close to the main shaft.
Further, the length of the first arc-shaped section is 2cm, the length of the second arc-shaped section is 3cm, and the length of the third arc-shaped section is greater than 10 cm.
According to one aspect of the invention, an integrated testing method based on FPC steel sheets is provided, which comprises the following steps:
step S1, attaching the FPC and the steel sheet to obtain a vibration disc for loading a workpiece into a loading mechanism;
step S2, conveying the workpiece to a feeding seat by a vibration disc;
step S3, pressing the steel sheet of the workpiece on the loading seat by a pressing block of the positioning mechanism;
step S4, the linear motor drives the turntable to rotate, and the third pin slides to the end point of the first arc-shaped section to clamp the workpiece;
step S5, the linear motor drives the turntable to rotate, and the shearing force of the clamping jaw on the workpiece reaches the detection standard when the third pin slides to the end point of the second arc-shaped section;
and step S6, the linear motor drives the turntable to rotate, the third pin slides to a third arc-shaped section, the pulling force of the clamping jaw on the workpiece is increased along with the continuous sliding of the third pin until the FPC is stripped from the steel sheet, and the stripping test is completed.
The invention has the beneficial effects that:
the invention can simultaneously carry out the stripping test and the shearing test, reduces the clamping times, improves the test speed, carries out the test automatically, does not need manual measurement and has high precision.
Drawings
FIG. 1 is a schematic overall structure diagram of an integrated testing system based on FPC steel sheet according to an embodiment of the present invention;
FIG. 2 is a schematic structural diagram of a testing mechanism of the FPC steel sheet-based integrated testing system according to the embodiment of the invention;
FIG. 3 is a schematic structural diagram of the FPC steel sheet-based integrated test system according to the embodiment of the present invention, with the test rack removed;
FIG. 4 is a first schematic structural diagram of a test mechanism turntable of the FPC steel sheet-based integrated test system according to the embodiment of the invention;
FIG. 5 is a second schematic structural diagram of a testing mechanism turntable of the integrated testing system based on the FPC steel sheet according to the embodiment of the invention;
FIG. 6 is a flow chart illustrating an integrated testing method based on FPC steel sheet according to an embodiment of the present invention.
In the figure: the device comprises a machine base 100, a vibrating disc 101, a feeding rail 102, a positioning frame 103, a clamping cylinder 104, a swing arm 105, a movable joint 106, a pressing block 107, a clamping jaw 108, a claw piece 109, a claw sleeve 110, a guide rod 111, a first mounting seat 112, a first sliding seat 113, a second mounting seat 114, a first pin 115, a first sliding channel 116, a second sliding seat 117, a second sliding channel 118, a second pin 119, a rotating disc 120, a second sliding channel 121, a third pin 122, a first arc-shaped section 1211, a second arc-shaped section 1212, a third arc-shaped section 1213 and a spindle 123.
Detailed Description
The subject matter described herein will now be discussed with reference to example embodiments. It should be understood that these embodiments are discussed only to enable those skilled in the art to better understand and thereby implement the subject matter described herein, and are not intended to limit the scope, applicability, or examples set forth in the claims. Changes may be made in the function and arrangement of elements discussed without departing from the scope of the disclosure. Various examples may omit, substitute, or add various procedures or components as needed. For example, the described methods may be performed in an order different from that described, and various steps may be added, omitted, or combined. In addition, features described with respect to some examples may also be combined in other examples.
In the present embodiment, an integrated testing system based on FPC steel sheet is provided, as shown in fig. 1, which is a schematic diagram of the integrated testing system based on FPC steel sheet according to the present invention, as shown in fig. 1 to 5, the integrated testing system based on FPC steel sheet includes a base 100, and a feeding mechanism, a positioning mechanism and a testing mechanism are disposed on the top of the base 100, wherein the feeding mechanism is used for feeding a workpiece to the positioning mechanism and the testing mechanism, the positioning mechanism is used for clamping and positioning the workpiece, and the testing mechanism is used for performing a shear test on the workpiece;
the feeding mechanism comprises a vibrating disk 101 and a feeding rail 102 connected with the output end of the vibrating disk 101, and a feeding seat is arranged at one end, far away from the vibrating disk 101, of the feeding rail 102;
the positioning mechanism comprises a positioning frame 103, a clamping cylinder 104, a swing arm 105, a movable joint 106 and a pressing block 107, wherein a cylinder seat of the clamping cylinder 104 is rotatably connected with the positioning frame 103 through a rotating shaft, a piston rod of the clamping cylinder 104 is rotatably connected with one end of the swing arm 105 through a pin shaft, the middle part of the swing arm 105 is hinged with the top end of the positioning frame 103 through a pin shaft, one end of the swing arm 105, which is far away from the clamping cylinder 104, is connected with the upper end of the movable joint 106 through a pin shaft, and the lower end of the movable joint 106 is connected with the pressing block 107 through a pin shaft;
the movable joint 106 comprises an upper joint, a middle joint and a lower joint, wherein the upper joint is connected with the swing arm 105 through a pin shaft, the lower joint is connected with the pressing block 107 through a pin shaft, and the middle joint is connected with the upper joint and the middle joint is connected with the lower joint through threads. The upper section, the middle section and the lower section which are connected through the threads can be adjusted within a certain length, so that the stroke of the pressing block 107 can be adjusted, and the maximum pressure on a workpiece can be adjusted.
The testing mechanism comprises a clamping jaw 108 used for clamping and positioning a workpiece, the clamping jaw 108 comprises an upper piece and a lower piece of claw sheets 109 which are symmetrically arranged, the two claw sheets 109 are rotatably connected with a clamping jaw 108 seat through a pin shaft, a claw sleeve 110 is arranged outside the clamping jaw 108, a sleeve opening with the width larger than that of the claw sheets 109 is arranged on the claw sleeve 110, and the two claw sheets 109 are in transition between a closed state and an open state when the clamping jaw 108 moves along the direction vertical to the claw sleeve 110;
the clamping jaw 108 base is connected with at least two guide rods 111, the guide rods 111 are connected with a first mounting base 112, the first mounting base 112 is fixedly connected with a first sliding base 113, the first sliding base 113 is connected with a test rack in a sliding mode through a first sliding rail, a second mounting base 114 is arranged below the first mounting base 112, a first pin 115 rotatably connected with the first mounting base 112 is arranged at the bottom of the first mounting base 112, a first slide way 116 in clearance fit with the first pin 115 is arranged on the second mounting base 114, and an included angle between the first slide way 116 and the first sliding rail connected with the first sliding base 113 is 60-70 degrees;
the second mounting base 114 is connected with the test rack through a third slide rail, the bottom of the second mounting base 114 is connected with a second slide base 117, the second slide base 117 is connected with a second slide rail 118 in a sliding manner, a second pin 119 is arranged at the bottom of the middle of the second slide rail 118, the second pin 119 is rotatably connected with a rotary table 120 below the second slide rail 118, the rotary table 120 is rotatably connected with the test base through a main shaft 123, a second slide way 121 is arranged on the top surface of the rotary table 120, the second slide way 121 is integrally arc-shaped, the second pin 119 and the main shaft 123 are both surrounded by a second slide way 121, a third pin 122 is arranged in the second slide way 121, and the third pin 122 is in clearance fit with the second slide way 121 and is slidably connected with the second slide way 121;
the third pin 122 is rotatably connected to the mover of the linear motor through a bearing.
The linear motor drives the third pin 122 to slide in the second slide rail 121, due to the limitation of the arc-shaped structure of the second slide rail 121, the third pin 122 drives the rotary table 120 to rotate around the spindle 123 when sliding along the second slide rail 121, the rotation of the rotary table 120 cooperates with the second pin 119 to drive the second slide rail 118, due to the sliding connection of the second slide rail 118 and the second mount 114 through the second slide seat 117, and also due to the limitation of the second mount 114 by the third slide rail, the second pin 119 can drive the second mount 114 to move in the direction perpendicular to the first slide rail by the linkage of the second slide rail 118 and the second slide seat 117, the movement of the second mount 114 cooperates with the first slide rail 116 and the first pin 115 to drive the clamping jaw 108 to move in the direction of the first slide rail, i.e. in the direction away from the pressing block 107, on one hand, the other hand, the linear motor can cooperate with the pocket of the pocket 110 to perform a shearing test on the pressure of the jaw 109, on the other hand, the workpiece can be subjected to a peeling test in accordance with the movement of the claw piece 109.
In one embodiment of the present invention, the pressing block 107 is connected to the positioning frame 103 through a longitudinally arranged slide rail.
In one embodiment of the present invention, there are two first mounting seats 112, two first mounting seats 112 are provided with first pins 115 at the bottom, and two first sliding ways 116 are provided on the second mounting seat 114 for cooperating with the first pins 115.
In one embodiment of the present invention, the distance between second pin 119 and spindle 123 is greater than 10 cm.
In one embodiment of the present invention, a third slide rail is disposed on a side of the second mounting seat 114 close to the clamping jaw 108 and/or a side far from the clamping jaw 108, and the third slide rail is fixedly connected to the test rack and connected to the second mounting seat 114 through a slider.
In one embodiment of the present invention, the second ramp 121 includes a first arc-shaped section 1211, a second arc-shaped section 1212, and a third arc-shaped section 1213, the arc of the first arc-shaped section 1211 and the second arc-shaped section 1212 is greater than the arc of the third arc-shaped section 1213, and the first arc-shaped section 1211 and the second arc-shaped section 1212 are located near the main axis 123.
In one embodiment of the present invention, the first arcuate segment 1211 is 2cm in length, the second arcuate segment 1212 is 3cm in length, and the third arcuate segment 1213 is greater than 10cm in length.
The integrated testing method based on the FPC steel sheet comprises the following steps:
step S1, attaching the FPC and the steel sheet to obtain a workpiece, and loading the workpiece into a vibration disc 101 of a feeding mechanism;
step S2, the vibration disc 101 conveys the workpiece to a feeding seat;
step S3, pressing a steel sheet of a workpiece on a loading seat by a pressing block 107 of the positioning mechanism;
step S4, the linear motor drives the turntable 120 to rotate, and the third pin 122 slides to the end of the first arc 1211 to complete clamping the workpiece;
step S5, the linear motor drives the turntable 120 to rotate, and when the third pin 122 slides to the end point of the second arc-shaped segment 1212, the shearing force of the clamping jaw 108 on the workpiece reaches the detection standard (if the workpiece is cut, the workpiece is not qualified);
in step S6, the linear motor drives the turntable 120 to rotate, the third pin 122 slides to the third arc segment 1213, and the pulling force of the clamping jaw 108 on the workpiece increases as the third pin 122 continues to slide until the FPC is peeled off the steel sheet, thereby completing the peeling test.
Since the arc of third arc 1213 is uniform, the increase in tension in third arc 1213 is linear, and a linear relationship of tension to the length of movement of third pin 122 within third arc 1213 can be obtained to obtain the magnitude of the resulting tension.
Through the above description of the embodiments, those skilled in the art will clearly understand that the method of the above embodiments can be implemented by software plus a necessary general hardware platform, and certainly can also be implemented by hardware, but in many cases, the former is a better implementation manner. Based on such understanding, the technical solution of the present embodiment or portions thereof contributing to the prior art may be embodied in the form of a software product, which is stored in a storage medium (e.g. ROM/RAM, magnetic disk, optical disk) and includes instructions for enabling a terminal (e.g. a mobile phone, a computer, a server, an air conditioner, or a network device) to execute the method of the embodiments.
In the description of the present invention, it is to be understood that the terms "first" and "second" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implying any number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include one or more of that feature. In the description of the present invention, "a plurality" means two or more unless specifically defined otherwise.
In the present invention, unless otherwise expressly stated or limited, the terms "mounted," "connected," "secured," and the like are to be construed broadly and can, for example, be fixedly connected, detachably connected, or integrally formed; can be mechanically or electrically connected; either directly or indirectly through intervening media, either internally or in any other relationship. The specific meanings of the above terms in the present invention can be understood by those skilled in the art according to specific situations.
In the present invention, unless otherwise expressly stated or limited, the first feature "on" or "under" the second feature may be directly contacting the first and second features or indirectly contacting the first and second features through an intermediate. Also, a first feature "on," "over," and "above" a second feature may be directly or diagonally above the second feature, or may simply indicate that the first feature is at a higher level than the second feature. A first feature being "under," "below," and "beneath" a second feature may be directly under or obliquely under the first feature, or may simply mean that the first feature is at a lesser elevation than the second feature.
In the description herein, references to the description of the term "one embodiment," "some embodiments," "an example," "a specific example," or "some examples," etc., mean that a particular feature, structure, material, or characteristic described in connection with the embodiment or example is included in at least one embodiment or example of the invention. In this specification, the schematic representations of the terms used above should not be understood to necessarily refer to the same embodiment or example. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or examples. Furthermore, various embodiments or examples and features of different embodiments or examples described in this specification can be combined and combined by one skilled in the art without contradiction.
Although embodiments of the present invention have been shown and described above, it is understood that the above embodiments are exemplary and should not be construed as limiting the present invention, and that variations, modifications, substitutions and alterations can be made to the above embodiments by those of ordinary skill in the art within the scope of the present invention.
The embodiments of the present invention have been described with reference to the drawings, but the present invention is not limited to the above-mentioned specific embodiments, which are only illustrative and not restrictive, and those skilled in the art can make many forms without departing from the spirit and scope of the present invention and the protection scope of the claims.
Claims (10)
1. An integrated test system based on an FPC steel sheet is characterized by comprising a machine base, wherein a feeding mechanism, a positioning mechanism and a test mechanism are arranged at the top of the machine base, the feeding mechanism is used for conveying a workpiece to the positioning mechanism and the test mechanism, the positioning mechanism is used for clamping and positioning the workpiece, and the test mechanism is used for carrying out a shearing test on the workpiece;
the feeding mechanism comprises a vibrating disk and a feeding rail connected with the output end of the vibrating disk, and a feeding seat is arranged at one end, far away from the vibrating disk, of the feeding rail;
the positioning mechanism comprises a positioning frame, a clamping cylinder, a swing arm, a movable joint and a pressing block, wherein a cylinder seat of the clamping cylinder is connected with the positioning frame through a rotating shaft in a rotating mode;
the testing mechanism comprises a clamping jaw for clamping and positioning a workpiece, the clamping jaw comprises an upper piece and a lower piece which are symmetrically arranged, the two pieces are rotationally connected with a clamping jaw seat through a pin shaft, a jaw sleeve is arranged outside the clamping jaw, a sleeve opening with the width larger than that of the piece is arranged on the jaw sleeve, and the two pieces are in transition between a closed state and an open state when the clamping jaw moves along the direction vertical to the jaw sleeve;
the clamping jaw seat is connected with at least more than two guide rods, the guide rods are connected with a first mounting seat, the first mounting seat is fixedly connected with a first sliding seat, the first sliding seat is connected with a test rack through a first sliding rail in a sliding manner, a second mounting seat is arranged below the first mounting seat, a first pin rotatably connected with the first mounting seat is arranged at the bottom of the first mounting seat, and a first slide way in clearance fit with the first pin is arranged on the second mounting seat;
the second mounting seat is connected with the test rack through a third slide rail, the bottom of the second mounting seat is connected with a second slide seat, the second slide seat is connected with the second slide rail in a sliding manner, a second pin is arranged at the bottom of the middle of the second slide rail and is rotatably connected with a rotary table below the second slide rail, the rotary table is rotatably connected with the test base through a main shaft, a second slide way is arranged on the top surface of the rotary table, the second slide way is integrally in an arc shape, the second pin and the main shaft are both surrounded by the second slide way, a third pin is arranged in the second slide way, and the third pin is in clearance fit with the second slide way and is connected with the second slide way in a sliding manner;
the third pin is rotatably connected with a rotor of the linear motor through a bearing.
2. The integrated testing system based on FPC steel sheet according to claim 1, wherein an included angle between the first slide way and the first slide rail connected with the first slide carriage is 60-70 °.
3. The integrated testing system based on FPC steel sheet of claim 1, wherein the movable joint comprises an upper joint, a middle joint and a lower joint, wherein the upper joint is connected with the swing arm through a pin shaft, the lower joint is connected with the pressing block through a pin shaft, and the middle joint is connected with the upper joint and the middle joint is connected with the lower joint through threads.
4. The integrated FPC steel sheet-based test system of claim 1, wherein the pressing block is connected with the positioning frame through a longitudinally arranged sliding rail.
5. The integrated FPC steel sheet-based test system of claim 1, wherein the number of the first installation bases is two, the bottom of each of the two first installation bases is provided with a first pin, and the second installation base is provided with two first slide ways matched with the first pins.
6. The FPC steel sheet based integrated test system of claim 1, wherein the distance between the second pin and the spindle is greater than 10 cm.
7. The integrated testing system based on FPC steel sheet of claim 1, wherein the third slide rail is disposed on a side of the second mounting seat close to the clamping jaw and/or a side far away from the clamping jaw, and the third slide rail is fixedly connected with the testing rack and connected with the second mounting seat through a slider.
8. The FPC steel sheet-based integrated test system of claim 1, wherein the second slideway comprises a first arc-shaped section, a second arc-shaped section and a third arc-shaped section, the radian of the first arc-shaped section and the second arc-shaped section is greater than that of the third arc-shaped section, and the first arc-shaped section and the second arc-shaped section are located near the main shaft.
9. The FPC steel sheet-based integrated test system of claim 8, wherein the first arc segment has a length of 2cm, the second arc segment has a length of 3cm, and the third arc segment has a length greater than 10 cm.
10. The integrated testing method based on FPC steel sheet according to claim 1, characterized by comprising the following steps:
step S1, attaching the FPC and the steel sheet to obtain a vibration disc for loading a workpiece into a loading mechanism;
step S2, conveying the workpiece to a feeding seat by a vibration disc;
step S3, pressing the steel sheet of the workpiece on the loading seat by a pressing block of the positioning mechanism;
step S4, the linear motor drives the turntable to rotate, and the third pin slides to the end point of the first arc-shaped section to clamp the workpiece;
step S5, the linear motor drives the turntable to rotate, and the shearing force of the clamping jaw on the workpiece reaches the detection standard when the third pin slides to the end point of the second arc-shaped section;
and step S6, the linear motor drives the turntable to rotate, the third pin slides to a third arc-shaped section, the pulling force of the clamping jaw on the workpiece is increased along with the continuous sliding of the third pin until the FPC is stripped from the steel sheet, and the stripping test is completed.
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| JPH03165589A (en) * | 1989-11-24 | 1991-07-17 | Shin Etsu Chem Co Ltd | Bending durability tester of flexible printed circuit |
| JP2012098141A (en) * | 2010-11-02 | 2012-05-24 | Jx Nippon Mining & Metals Corp | Property evaluation method for flexible wiring board, and repeated bending test device |
| CN206348259U (en) * | 2017-01-13 | 2017-07-21 | 东莞市德聚胶接技术有限公司 | A kind of measurement FPC and the frock clamp of FPC bonding forces |
| CN207133179U (en) * | 2017-09-21 | 2018-03-23 | 信利光电股份有限公司 | A kind of bonding force test device of Ring rings and FPC wiring boards |
| CN208224059U (en) * | 2018-05-03 | 2018-12-11 | 东莞市婉晶电子科技有限公司 | A kind of flexible circuit board viscous force test device on touch screen |
| CN212780450U (en) * | 2020-07-09 | 2021-03-23 | 湖北益鑫宝电子科技有限公司 | Sticking strength testing device of FPC reinforcement steel sheet |
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