CN213456373U - Testing device for flexible material - Google Patents
Testing device for flexible material Download PDFInfo
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- CN213456373U CN213456373U CN202021325207.3U CN202021325207U CN213456373U CN 213456373 U CN213456373 U CN 213456373U CN 202021325207 U CN202021325207 U CN 202021325207U CN 213456373 U CN213456373 U CN 213456373U
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Abstract
The utility model provides a testing device for flexible materials, which comprises a first environment bin, a flexible material curling and stretching platform is placed at the bottom of the first environment bin, and a second environment bin is arranged above the curling and stretching platform; the curling and stretching platform fixes two ends of the flexible material, and the curling and stretching platform performs curling and stretching tests on the flexible material; the optical detection device is arranged in the second environment bin, the bottom plate of the second environment bin is made of a light-transmitting material, a detection light beam of the optical detection device penetrates through the light-transmitting material of the bottom plate of the second environment bin and irradiates the flexible material, and the optical detection device detects the damage degree of the flexible material; the utility model discloses a set up first environment storehouse and second environment storehouse, first environment storehouse provides test environment for flexible material's the tensile test that curls, and second environment storehouse keeps apart optical detection equipment to provide the testing environment who accords with service conditions for optical detection equipment.
Description
Technical Field
The utility model relates to a flexible material test field, concretely relates to flexible material's testing arrangement.
Background
The flexible material has excellent performance, can be turned and folded, reduces the area of a product, and is widely applied to electronic products, such as a mobile phone flexible screen, a television flexible screen and the like. However, the electronic products have long service life and high quality requirements, and the flexible materials have high requirements on flexibility and service life, so that the flexible materials are generally required to be tested for the curling and stretching capacity under a given tensile force in the processing production.
The traditional test method is characterized in that the single motor is used for curling the flexible material, the tension is provided by a heavy object, the adjustment process is complex, the influence of the system friction on the stress of the flexible material is large, the tension control is not accurate enough, the curling process is not quick and stable enough, and the hanging weight can jump due to the reason of the hanging weight inertia when the acceleration and the deceleration are too fast.
The curl tensile test of the flexible material is usually performed in an extreme condition such as a high-temperature, high-humidity and high-pressure environment, but under the extreme condition, the optical detection equipment for detecting the damage of the flexible material is difficult to stably operate, so that the detection result is inaccurate and even the optical detection equipment is damaged.
Disclosure of Invention
In order to solve the problem, the utility model provides a testing arrangement of flexible material, it has solved the technical problem that flexible material curls tensile test in-process loaded down with trivial details, the pulling force control is not accurate and optical detection equipment harms easily.
The technical scheme of the utility model as follows:
a test device for flexible materials comprising:
the flexible material curling and stretching platform is arranged at the bottom of the first environment bin, and the second environment bin is arranged above the curling and stretching platform;
the curling and stretching platform fixes two ends of the flexible material, and the curling and stretching platform performs curling and stretching tests on the flexible material;
the optical detection device is arranged in the second environment bin, the bottom plate of the second environment bin is made of a light-transmitting material, a detection light beam of the optical detection device penetrates through the light-transmitting material of the bottom plate of the second environment bin and irradiates the flexible material, and the optical detection device detects the damage degree of the flexible material;
and the control system is respectively connected with the optical detection equipment and the curling and stretching platform and controls the curling and stretching action of the curling and stretching platform.
Wherein, first environment storehouse and second environment storehouse are all constant temperature, constant voltage, constant humidity environment storehouse.
Wherein the curl stretching platform includes:
the device comprises a rack, wherein a sliding shaft motor is fixedly connected to the table surface of the rack and is connected with a sliding shaft through a first torque sensor;
the bottom of the movable carrying platform is connected with a sliding shaft of a sliding shaft motor, and the sliding shaft motor drives the movable carrying platform to move back and forth through the sliding shaft; the upper surface of the movable carrying platform is provided with a fixed shaft, and one end of the flexible material is fixed by the fixed shaft;
the curling platform is arranged on the table surface of the rack in a sliding manner, a curling shaft and a curling shaft motor are arranged on the curling platform, the curling shaft is parallel relative to the fixed shaft and is used for fixing the other end of the flexible material, and the output end of the curling shaft motor is connected with the curling shaft through a second torque sensor;
the tension sensor is arranged on one side, away from the moving carrier, of the curling platform, one end of the tension sensor is fixed relative to the table surface of the rack, the other end of the tension sensor is connected to the curling platform, and the stress direction of the tension sensor is parallel to the moving direction of the moving carrier;
the control system is respectively connected to a first torque sensor, a second torque sensor and a tension sensor on the curling and stretching platform.
The outer contour of the winding shaft is in a vortex shape, a step is formed on the winding shaft at the starting point and the end point of the contour line of the outer contour, and the height of the step is the same as the thickness of the winding material.
Wherein, an elastic material is connected between the other end of the tension sensor and the curling platform.
Wherein, second environment storehouse is the thermostated container, and the thermostated container includes:
the wall surface of the front door of the box body and the bottom of the box body are respectively glass with heating films stuck on the surfaces;
the heat exchange component comprises refrigeration sheets and radiating fins, the refrigeration sheets are arranged on the top plate of the box body, and the radiating fins are arranged above the refrigeration sheets.
The heat exchange component is a coiled pipe, the coiled pipe is arranged on the side wall of the box body, and constant-temperature liquid is introduced into the coiled pipe from the outside.
Wherein, a sliding track is arranged on the side wall of the first environmental chamber; the second environment bin is arranged on the sliding rail, the bottom of the second environment bin is provided with a sliding roller matched with the sliding rail, and the bottom of the second environment bin is also provided with a driving motor for driving the sliding roller to slide on the sliding rail; the control system is connected to the driving motor and controls the second environment bin to slide in the first environment bin.
The utility model discloses following beneficial effect has:
1. a testing arrangement of flexible material, through sliding shaft motor and curling axle motor bi-motor simultaneously to flexible material's curling tensile control to set up first torque sensor, second torque sensor and force sensor and control and adjust the output torque of sliding shaft motor and curling axle motor, and then accurate control flexible material pulling force, overcome and hung heavy inertial influence, the pulling force reaction is rapid, has improved the accurate nature of test.
2. A testing arrangement of flexible material, the curling axle of vortex form can smooth transition when making flexible material curl, reduces the stress sudden change to the true life of reaction flexible material.
3. A testing arrangement of flexible material, be connected with elastic material between force sensor and the platform that curls, elastic material cushions force sensor to prevent force sensor acutely to shake when the tension is measured, cause measured data's unstability.
4. A testing arrangement of flexible material, through the pulling force of force sensor real-time measurement flexible material to compare pulling force value and target value, when the skew target value of pulling force value, the pulling force of being applied to flexible material with the adjustment is poor in the output torque of control system adjustment curling shaft motor and slip shaft motor, through adjusting the poor flexible material pulling force of controlling that comes of motor moment of torsion, control algorithm is simple, the pulling force value that can keep flexible material is the target pulling force value of settlement, make the curling and the tension control of flexible material accurate.
5. A testing arrangement of flexible material, set up first environment storehouse and second environment storehouse, first environment storehouse provides test environment for flexible material's curling tensile test, second environment storehouse keeps apart optical detection equipment, and for optical detection equipment provides the detection environment who accords with service condition, locate optical detection equipment in the second environment storehouse, overcome the influence of first environment storehouse high temperature to optical detection equipment, make the detection to flexible material can continuously go on in first environment storehouse, the loaded down with trivial details operation of the detection that test flexible material's curling needs take out flexible material behind the first environment storehouse again among the difference conventional art. In addition, locate optical detection equipment in the second environmental chamber for only need use ordinary optical detection equipment and need not customize special optical detection equipment in this application, reduced manufacturing cost.
Drawings
Fig. 1 is a schematic structural view of the present invention;
fig. 2 is a schematic structural view of a second environmental chamber of the present invention;
FIG. 3 is a schematic structural view of the present invention;
fig. 4 is a schematic view of the structure of the curling shaft of the present invention;
the reference signs are: 1-rack, 2-rack table top, 3-tension sensor bracket, 4-tension sensor, 5-flexible material, 6-winding shaft, 7-second shaft seat, 8-second torque sensor, 9-winding shaft motor, 10-winding platform, 11-moving platform, 12-first shaft seat, 13-fixed shaft, 14-moving guide rail, 15-sliding shaft, 16-first torque sensor, 17-sliding shaft motor, 18-winding stretching platform, 19-first environment bin, 20-box body, 21-heat exchange member, 22-optical detection equipment, 23-sliding guide rail, 24-refrigeration piece, 25-cooling fin, 26-second environment bin
Detailed Description
The present invention will be described in detail below with reference to specific embodiments shown in the drawings. However, these embodiments are not intended to limit the present invention, and structural, methodical, or functional changes that may be made by one of ordinary skill in the art based on these embodiments are all included in the scope of the present invention.
Referring to fig. 1-4, the utility model provides a testing device for flexible materials, which comprises a first environmental chamber 19, a curling and stretching platform 18 for flexible materials 5 placed at the bottom, and a second environmental chamber 26 arranged above the curling and stretching platform 18; the curling and stretching platform 18 fixes two ends of the flexible material 5, and the curling and stretching platform 18 performs curling and stretching tests on the flexible material 5; the optical detection device 22 is installed inside the second environmental chamber 26, a bottom plate of the second environmental chamber 26 is made of a light-transmitting material, a detection light beam of the optical detection device 22 passes through the light-transmitting material of the bottom plate of the second environmental chamber 26 and irradiates on the flexible material 5, and the optical detection device 22 detects the damage degree of the flexible material 5; and the control system is respectively connected with the optical detection device 22 and the curling and stretching platform 18 and controls the curling and stretching action of the curling and stretching platform 18. The service life of the flexible material 5 is different under different pressure, temperature and humidity environments, and the first environment chamber 19 provides a required test environment for the curling and stretching test of the flexible material 5 according to the test requirement of the flexible material 5. The optical detection device 22 is a high-precision test element, has certain requirements on the use environment, and can be normally used only under the conditions of temperature, pressure, humidity and the like which meet the use conditions. The conditions of temperature, pressure, humidity, etc. in the testing environment of the flexible material 5 may exceed the normal use environment of the optical detection apparatus 22, and the second environmental chamber 26 is configured to provide the optical detection apparatus 22 with the conditions of temperature, pressure, humidity meeting the use condition thereof. The optical detection device 22 detects damage to the flexible material 5 through a light beam, and the bottom plate of the second environmental chamber 26 is made of a light-transmitting material, so that the detection light beam of the optical detection device 22 can irradiate the flexible material 5. Depending on the relative position of the optical inspection device 22 and the curl-stretching platform 18, the side walls and the top of the second environmental chamber 26 may be made of optically transparent material as desired. The optically transparent material can be glass, plastic and the like with heat insulation function. When the flexible material 5 is subjected to a curling and stretching test, the curled and stretched part will have damages such as cracks, creep deformation, plastic deformation and the like along with the increase of the number of curling and stretching times, the optical detection device 22 detects the damages, and when the damages reach a certain degree, the flexible material 5 will be scrapped. The control system is respectively connected with the optical detection device 22 and the curling and stretching platform 18, and automatically controls the curling and stretching test of the curling and stretching platform 18.
In a preferred embodiment, the first environmental chamber 19 and the second environmental chamber 26 are both constant temperature, constant pressure, constant humidity environmental chambers for providing a constant temperature, constant pressure, constant humidity environment.
In a preferred embodiment, the curling and stretching platform 18 comprises a frame 1, a sliding shaft motor 17 is fixedly connected with the table top 2 of the frame, and the sliding shaft motor 17 is connected with a sliding shaft 15 through a first torque sensor 16. Frame 1 adopts the aluminium alloy to assemble and forms, and aluminium alloy easy dismounting just can alleviate test platform weight. The first torque sensor 16 is used to measure the output torque of the sliding-shaft motor 17.
The bottom of the movable stage 11 is connected to a slide shaft 15 of a slide shaft motor 17, and the movable stage 11 is driven by the slide shaft motor 17 via the slide shaft 15 to move back and forth along the slide shaft 15. The two sides of the sliding shaft 15 are provided with moving guide rails 14, and the bottom of the moving carrier 11 is provided with a groove or a pulley to match with the moving guide rails 14, so that the moving carrier 11 can move more stably. In a preferred embodiment, the moving guide 14 is provided on the moving stage 11, and a groove or a pulley that engages with the moving guide 14 is provided on the rack deck 2. The slide shaft motor 17 serves as a power element, and converts the rotational motion into the linear motion of the moving stage 11 through the slide shaft 15. In a preferred embodiment, the combination of the sliding shaft motor 17 and the sliding shaft 15 can be replaced by a linear driving element capable of realizing linear motion, such as a telescopic rod, an electric push rod, a hydraulic cylinder, a pneumatic cylinder, and the like, and the measuring element for sensing the output state of the linear driving element can be selected from a power sensor, a pressure sensor, an acceleration sensor, and the like. The upper surface of the movable carrier 11 is provided with a fixed shaft 13, and one end of the flexible material 5 is fixed by the fixed shaft 13. In order to firmly fix the flexible material 5 on the fixed shaft 13, the flexible material 5 and the fixed shaft 13 are fixed by adhesion, and other fixing methods such as nails, clips, magnetic compression joint and the like can be used for the flexible material 5 and the fixed shaft 13.
The curling platform 10 is arranged on the rack table top 2 in a sliding mode, the curling platform 10 is provided with a curling shaft 6 and a curling shaft motor 9, the curling shaft 6 is parallel to the fixed shaft 13, the curling shaft 6 is used for fixing the other end of the flexible material 5, and the output end of the curling shaft motor 9 is connected with the curling shaft 6 through a second torque sensor 8. The slidable direction of the curl platform 10 is parallel to the moving direction of the moving stage 11. In order to stably arrange the curling stage 10 on the rack table 2 and to improve the compactness of the test stage, the curling stage 10 shares the moving guide 14 with the moving stage 11. The second torque sensor 8 is used to measure the output torque of the spool motor 9. The winding shaft motor 9 drives the winding shaft 6 to rotate to wind the flexible material 5. The flexible material 5 is curled and stretched by the movement of the curling stage 10 and the moving stage 11. The tension sensor 4 is arranged on one side, far away from the moving carrier 11, of the curling platform 10, one end of the tension sensor is fixed relative to the rack table top 2, the other end of the tension sensor is connected to the curling platform 10, and the stress direction of the tension sensor 4 is parallel to the moving direction of the moving carrier 11. The tension sensor 4 is used to measure the tension of the flexible material 5. The tension sensor 4 is an S-shaped tension sensor or a column-type tension sensor. In a preferred embodiment, a sliding shaft motor 17 is connected to the curling stage 10 through a sliding shaft 15 instead of the moving stage 11, the other end of the tension sensor 4 is connected to the moving stage 11, and the curling stage 10 is driven to move relative to the moving stage 11 through the sliding shaft motor 17 to curl and stretch the flexible material 5. In a preferred embodiment, two first shaft seats 12 are disposed on the upper surface of the movable stage 11, two ends of the fixed shaft 13 are respectively fixed on the first shaft seats 12, and the fixed shaft 13 is stably mounted through the first shaft seats 12, so as to prevent the flexible material 5 fixed on the fixed shaft 13 from shaking. The curling platform 10 is provided with two second shaft seats 7, the curling shaft 6 is fixed on the second shaft seats 7 through bearings, the curling shaft 6 is stably installed through the second shaft seats 7, and the curling shaft 6 can smoothly rotate on the second shaft seats 7 through the bearings.
The control system is respectively connected with the first torque sensor 16, the second torque sensor 8 and the tension sensor 4 and is used for controlling the torque output of the sliding shaft motor 17 and the curling shaft motor 9. The control system can be selected from a PLC, a computer, a microprocessor or an industrial personal computer and the like.
In a preferred embodiment, the outer contour of the crimp shaft 6 is spiral-shaped, and the starting point and the end point of the contour line of the outer contour form a step on the crimp shaft 6, the step height being the same as the thickness of the crimp material. When the flexible material 5 is wound and fixed on the winding shaft 6, the winding is started from the step, the height of the step is the same as the thickness of the winding material, so that the winding of the flexible material 5 can be smoothly transited, the flexible material 5 is prevented from generating local stress sudden change, and the real service life of the flexible material 5 is reflected.
In a preferred embodiment, an elastic material is connected between the other end of the tension sensor 4 and the curling stage 10. The elastic material is a spring or rubber, and when the flexible material 5 is stretched, the elastic material buffers the tension sensor 4 to prevent the tension sensor 4 from vibrating violently to cause instability of measured data.
In a preferred embodiment, the second environmental chamber 26 is an incubator, the incubator comprises an incubator body 20, and the front door wall surface of the incubator body 20 and the bottom of the incubator body 20 are both glass with heating films attached on the surfaces; the incubator further comprises a heat exchange component 21, the heat exchange component 21 comprises a refrigerating piece 24 and a radiating fin 25, the refrigerating piece 24 is arranged on a top plate of the box body 20, and the radiating fin 25 is arranged above the refrigerating piece 24. The second environmental chamber 26 is a thermostat, so that the structure of the second environmental chamber 26 can be simplified, and the cost is saved. The front door wall surface of the box body 20 and the bottom of the box body 20 are both glass with heating films pasted on the surfaces, so that the second environmental chamber 26 provides constant temperature and simultaneously avoids condensation or water mist on the surface of the box body 20, and the detection light beam of the optical detection device 22 directly irradiates the flexible material 5 to detect the damage of the flexible material 5. The heat exchange member 21 of thermostated container adopts refrigeration piece 24 and fin 25, and refrigeration and heating can be realized to refrigeration piece 24, and the fin 25 is further adjusted the temperature in the environment storehouse, can realize carrying out accurate control to the temperature in the second environment storehouse 26 through the structure of refrigeration piece 24 with fin 25. The refrigeration sheet 24 may be a semiconductor refrigeration sheet.
In a preferred embodiment, the heat exchange member 21 is a coil pipe, which is disposed on the sidewall of the casing 20 and through which a constant temperature liquid is introduced from the outside. The coiled pipe has high heat exchange efficiency, quick temperature regulation reaction and low cost.
In a preferred embodiment, the first environmental chamber 19 is provided with a sliding rail 23 on the side wall; the second environment bin 26 is installed on the sliding rail 23, a sliding roller matched with the sliding rail 23 is arranged at the bottom of the second environment bin 26, and a driving motor for driving the sliding roller to slide on the sliding rail 23 is further arranged at the bottom of the second environment bin 26; the control system is connected to the drive motor and controls the sliding of the second environmental chamber 26 in the first environmental chamber 19. The second environmental chamber 26 is slidably disposed, so that the optical detection device 22 can detect damage of the flexible material 5 at different positions on the curling and stretching platform 18. The sliding direction of the second environmental chamber 26 may be arranged in one, two or three dimensions to adjust the position of the second environmental chamber 26 and the curling and stretching stage 18 as desired. The sliding mode of the second environmental chamber 26 can also adopt driving modes such as a screw nut, a gear rack, an expansion link, a hydraulic cylinder and the like.
The working steps of the utility model are as follows:
s1, setting the environmental parameters of the second environmental chamber 26: setting environmental parameters such as temperature, pressure, humidity and the like suitable for the operation of the optical detection device 22;
s2, setting environmental parameters of the first environmental chamber 19, and setting environmental parameters such as temperature, pressure, humidity and the like of the first environmental chamber 19 according to the curling and stretching test requirements of the flexible material 5;
s3, the curling and stretching platform 18 carries out curling and stretching tests on the flexible material 5;
s4, the optical detection device 22 detects the degree of damage of the flexible material 5.
In step S3, the specific steps of the curl stretching platform 18 performing the curl stretching test on the flexible material 5 include:
s31, setting a target value of the tensile force of the flexible material 5;
s32, fixing the two ends of the flexible material 5 to the winding shaft 6 and the fixed shaft 13, respectively;
s33, the control system controls the sliding shaft motor 17 and the curling shaft motor 9 to work, the curling shaft motor 9 rotates to drive the curling shaft 6 to curl or unreel the flexible material 5, and the sliding shaft motor 17 rotates to enable the curling shaft 6 and the fixed shaft 13 to be relatively close to or far away from each other;
s34, the tension sensor 4 measures the tension of the flexible material 5 in real time and feeds the measured tension value back to the control system, the control system compares the tension value with a target value, and when the tension value deviates from the target value, the control system adjusts the output torque difference between the winding shaft motor 9 and the sliding shaft motor 17 so as to adjust the tension applied to the flexible material 5: when the tension value measured by the tension sensor 4 in real time is larger than the target value, reducing the output torque or acceleration of the sliding shaft motor 17 or the curling shaft motor 9; when the tension value measured by the tension sensor 4 in real time is smaller than the target value, the output torque or acceleration of the sliding shaft motor 17 or the curling shaft motor 9 is increased; further, when the tension value measured by the tension sensor 4 in real time is larger than a target value, the difference between the output torque values of the sliding shaft motor 17 and the curling shaft motor 9 is reduced; when the tension value measured by the tension sensor 4 in real time is smaller than the target value, the difference of the output torque values of the sliding shaft motor 17 and the curling shaft motor 9 is increased;
and S35, under the tension target value set by the flexible material 5, the curling shaft motor 9 and the sliding shaft motor 17 are matched with each other to enable the curling shaft 6 to repeatedly curl and unreel the flexible material 5, and the curling times are counted.
It should be understood that although the present description refers to embodiments, not every embodiment contains only a single technical solution, and such description is for clarity only, and those skilled in the art should make the description as a whole, and the technical solutions in the embodiments can also be combined appropriately to form other embodiments understood by those skilled in the art.
The above list of details is only for the practical implementation of the present invention, and they are not intended to limit the scope of the present invention, and all equivalent implementations or modifications that do not depart from the technical spirit of the present invention should be included in the scope of the present invention.
Claims (8)
1. A device for testing a flexible material, comprising:
the flexible material (5) curling and stretching platform (18) is placed at the bottom of the first environment bin (19), and the second environment bin (26) is arranged above the curling and stretching platform (18);
the curling and stretching platform (18) fixes two ends of the flexible material (5), and the curling and stretching platform (18) performs curling and stretching tests on the flexible material (5);
the optical detection device (22) is installed inside the second environment bin (26), the bottom plate of the second environment bin (26) is made of a light-transmitting material, a detection light beam of the optical detection device (22) penetrates through the light-transmitting material of the bottom plate of the second environment bin (26) and irradiates to the flexible material (5), and the optical detection device (22) detects the damage degree of the flexible material (5);
and the control system is respectively connected with the optical detection device (22) and the curling and stretching platform (18) and controls the curling and stretching action of the curling and stretching platform (18).
2. A test device for flexible materials according to claim 1, characterized in that the first environmental chamber (19) and the second environmental chamber (26) are both constant temperature, constant pressure, constant humidity environmental chambers.
3. A device for testing flexible materials according to claim 2, characterized in that the crimp take-up platform (18) comprises:
the device comprises a rack (1), wherein a rack table top (2) is fixedly connected with a sliding shaft motor (17), and the sliding shaft motor (17) is connected with a sliding shaft (15) through a first torque sensor (16);
the bottom of the movable carrier (11) is connected with a sliding shaft (15) of a sliding shaft motor (17), and the movable carrier (11) is driven by the sliding shaft motor (17) through the sliding shaft (15) to move back and forth; a fixed shaft (13) is arranged on the upper surface of the movable carrying platform (11), and one end of the flexible material (5) is fixed by the fixed shaft (13);
the curling platform (10) is arranged on the rack table-board (2) in a sliding mode, a curling shaft (6) and a curling shaft motor (9) are arranged on the curling platform (10), the curling shaft (6) is parallel to the fixed shaft (13), the curling shaft (6) is used for fixing the other end of the flexible material (5), and the output end of the curling shaft motor (9) is connected with the curling shaft (6) through a second torque sensor (8);
the tension sensor (4) is arranged on one side, far away from the movable carrying platform (11), of the curling platform (10), one end of the tension sensor is fixed relative to the rack table top (2), the other end of the tension sensor is connected to the curling platform (10), and the stress direction of the tension sensor (4) is parallel to the moving direction of the movable carrying platform (11);
the control system is respectively connected to a first torque sensor (16), a second torque sensor (8) and a tension sensor (4) on the curling and stretching platform (18).
4. A test device for flexible material according to claim 3, characterized in that the outer contour of the winding shaft (6) is spiral-shaped, the starting and ending points of the contour line of the outer contour form a step on the winding shaft (6), the step height being the same as the thickness of the winding material.
5. A device for testing a flexible material according to claim 3, characterized in that an elastic material is connected between the other end of the tension sensor (4) and the curling stage (10).
6. A test device of a flexible material according to claim 1, characterized in that the second environmental chamber (26) is an incubator comprising:
the wall surface of the front door of the box body (20) and the bottom of the box body (20) are both glass with heating films stuck on the surfaces;
the heat exchange component (21), heat exchange component (21) include refrigeration piece (24) and fin (25), and refrigeration piece (24) set up on box (20) roof, and refrigeration piece (24) top is provided with fin (25).
7. The testing device of a flexible material according to claim 6, characterized in that the heat exchange member (21) is a serpentine tube, the serpentine tube is arranged on the side wall of the box body (20), and a constant temperature liquid is filled in the serpentine tube from the outside.
8. The testing device of a flexible material according to claim 1, characterized in that the first environmental chamber (19) is provided with a sliding track (23) on the side wall; the second environment bin (26) is installed on the sliding rail (23), the bottom of the second environment bin (26) is provided with a sliding roller matched with the sliding rail (23), and the bottom of the second environment bin (26) is also provided with a driving motor for driving the sliding roller to slide on the sliding rail (23); the control system is connected to the driving motor and controls the second environmental chamber (26) to slide in the first environmental chamber (19).
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| CN202021325207.3U CN213456373U (en) | 2020-07-08 | 2020-07-08 | Testing device for flexible material |
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| CN202021325207.3U CN213456373U (en) | 2020-07-08 | 2020-07-08 | Testing device for flexible material |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111624096A (en) * | 2020-07-08 | 2020-09-04 | 玛尔斯检测技术(苏州)有限公司 | Testing device and method for flexible material |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111624096A (en) * | 2020-07-08 | 2020-09-04 | 玛尔斯检测技术(苏州)有限公司 | Testing device and method for flexible material |
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