CN210604828U - Even pressure type capacitive touch screen performance test machine and test pen thereof - Google Patents
Even pressure type capacitive touch screen performance test machine and test pen thereof Download PDFInfo
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- CN210604828U CN210604828U CN201921243331.2U CN201921243331U CN210604828U CN 210604828 U CN210604828 U CN 210604828U CN 201921243331 U CN201921243331 U CN 201921243331U CN 210604828 U CN210604828 U CN 210604828U
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Abstract
The utility model discloses an even formula capacitive touch screen capability test machine of pressure and test pen thereof, this even formula capacitive touch screen capability test pen of pressure includes: the fixing seat is internally provided with a cavity; the elastic bag is accommodated in the cavity; the telescopic pen point assembly comprises a plurality of telescopic rods, a hard test pen point is arranged at the first end of each telescopic rod, and the second end of each telescopic rod extends into the cavity and is abutted against the elastic bag; and one end of the test pen point, which is far away from the telescopic rod, is provided with a flexible conductive block which is used for being in contact with the surface of the touch screen of the tested product. The utility model discloses even formula of pressure capacitive touch screen capability test pen can accurately test the touch-sensitive screen surface of different shapes to can not wear and tear the touch-sensitive screen surface in the testing process.
Description
Technical Field
The utility model relates to an electronic equipment technical field, concretely relates to even formula capacitive touch screen capability test machine of pressure and test pen thereof.
Background
The conventional capacitive touch screen performance testing machine mainly adopts two types of testing pen points, namely a hard testing pen point and a soft testing pen point, the conventional hard testing pen point can only realize the performance test of a planar touch screen, and for the latest curved touch screen at present, the hard testing pen point used by the capacitive touch screen performance testing machine is not uniformly or incompletely contacted with the surface of the curved touch screen of a tested product, so that the surface of the curved touch screen of the tested product forms non-uniform capacitance variation on the hard pen point used by the capacitive touch screen performance testing machine, and the testing result is inaccurate; and the hard test pen point is in direct contact with the touch screen, so that the surface of the touch screen in contact with the hard test pen point is abraded, and the surface of the touch screen is scratched in severe cases. The existing soft test pen point can be in uniform contact with the surface of the curved touch screen of a tested product, but has low strength, large deformation and short service life, and meanwhile, the soft test pen point has large resistance value and influences the test result.
SUMMERY OF THE UTILITY MODEL
The utility model aims at providing a pressure uniform type capacitive touch screen capability test machine and test pen thereof to solve the inaccurate, wearing and tearing touch-sensitive screen surface of test result or the short-lived technical problem of current capacitive touch screen capability test pen existence.
In order to achieve the above object, the utility model provides a pressure uniform type capacitive touch screen capability test pen, pressure uniform type capacitive touch screen capability test pen includes:
the fixing seat is internally provided with a cavity;
the elastic bag is accommodated in the cavity;
the telescopic pen point assembly comprises a plurality of telescopic rods, a hard test pen point is arranged at the first end of each telescopic rod, and the second end of each telescopic rod extends into the cavity and is abutted against the elastic bag; and one end of the test pen point, which is far away from the telescopic rod, is provided with a flexible conductive block which is used for being in contact with the surface of the touch screen of the tested product.
Preferably, the fixing base is further provided with a guide block, the guide block is provided with a plurality of guide channels which are arranged at intervals, the guide channels are consistent in number and are arranged in a one-to-one correspondence mode, the second end of the telescopic rod penetrates through the corresponding guide channels and is abutted to the elastic bag, and the telescopic rod is matched with the corresponding guide channels in a sliding contact mode.
Preferably, the second end of the telescopic rod is connected with a buffer block, and the second end of the telescopic rod is abutted to the elastic bag through the buffer block.
Preferably, the buffer block is a cylindrical block, the guide channel is a circular channel, and the diameter of the buffer block is larger than that of the guide channel.
Preferably, a guide sleeve is detachably mounted on the guide block corresponding to the guide channel, and the guide sleeve is slidably sleeved outside the telescopic rod.
Preferably, the fixing base is a hollow cylinder with one end open, the opening is arranged opposite to the guide block, and the fixing base is detachably connected with a cover plate used for opening or closing the opening.
Preferably, the test pen point is detachably connected to the first end of the telescopic rod.
Preferably, the elastic bladder is an inflatable elastic bladder or a liquid elastic bladder.
Preferably, the test nibs are arranged in a regular polygonal prism, and any two adjacent test nibs are arranged in a pasting mode.
Additionally, the utility model provides a pressure uniformity formula capacitive touch screen capability test machine, it includes manipulator, controller, is used for placing the test platform of being surveyed the product and as above pressure uniformity formula capacitive touch screen capability test pen, pressure uniformity formula capacitive touch screen capability test pen is connected on the manipulator, the manipulator with the controller electricity is connected, the controller is located in the test platform and be used for control the manipulator motion.
The utility model discloses among the even formula of pressure capacitive touch screen capability test pen, the touch-sensitive screen surface contact of flexible conducting block and surveyed product is passed through to the first end of telescopic link, and the second end of telescopic link stretches into in the fixing base cavity with the elasticity bag butt, flexible conducting block can fully laminate with the touch-sensitive screen surface. According to the different surface shapes of the touch screen, the elastic outer surface of the elastic bag can enable the telescopic rod to be self-adaptively adjusted to be fully and uniformly attached to the elastic bag. The flexible conductive block can be completely attached to the surfaces of the touch screens of the tested products in different shapes to form a testing surface consistent with the surface of the touch screen, so that the surface of the touch screen of the tested product forms uniform capacitance variation on the flexible conductive block of the testing pen point, the measurement precision is greatly improved, and the testing result is accurate. And the flexible conductive block on the test pen head can flexibly contact with the surface of the touch screen of the tested product, so that the touch screen is protected from being abraded, and the hard test pen head has the advantages of high strength, small deformation and long service life.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings needed to be used in the description of the embodiments or the prior art will be briefly described below, it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to the structures shown in the drawings without creative efforts.
Fig. 1 is an assembly schematic diagram of the performance test pen for the pressure-equalized capacitive touch screen of the present invention;
fig. 2 is an exploded schematic view of the performance testing pen for the pressure-equalized capacitive touch screen of the present invention;
fig. 3 is a schematic cross-sectional view of the performance testing pen for the pressure-equalized capacitive touch screen of the present invention;
fig. 4 is a schematic structural diagram of the performance testing pen for a uniform pressure capacitive touch screen according to the present invention when testing a plane;
fig. 5 is the structural schematic diagram of the utility model discloses when even formula capacitive touch screen capability test pen of pressure tests the curve.
The reference numbers illustrate:
| reference numerals | Name (R) | Reference numerals | Name (R) |
| 10 | Fixed |
20 | |
| 11 | |
30 | Telescopic |
| 12 | |
31 | |
| 121 | |
32 | |
| 13 | |
33 | Flexible |
| 14 | |
34 | |
| 15 | |
40 | Touch screen |
The objects, features and advantages of the present invention will be further described with reference to the accompanying drawings.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative efforts belong to the protection scope of the present invention.
It should be noted that all the directional indicators (such as upper, lower, left, right, front and rear … …) in the embodiment of the present invention are only used to explain the relative position relationship between the components, the motion situation, etc. in a specific posture (as shown in the drawings), and if the specific posture is changed, the directional indicator is changed accordingly.
In addition, descriptions in the present application as to "first", "second", and the like are for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicit to the number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include at least one such feature. In the description of the present invention, "a plurality" means at least two, e.g., two, three, etc., unless specifically limited otherwise.
In the present application, unless expressly stated or limited otherwise, the terms "connected" and "fixed" are to be construed broadly, e.g., "fixed" may be fixedly connected or detachably connected, or integrally formed; can be mechanically or electrically connected; they may be directly connected or indirectly connected through intervening media, or they may be connected internally or in any other suitable relationship, unless expressly stated otherwise. The specific meaning of the above terms in the present invention can be understood according to specific situations by those skilled in the art.
In addition, the technical solutions between the embodiments of the present invention can be combined with each other, but it is necessary to be able to be realized by a person having ordinary skill in the art as a basis, and when the technical solutions are contradictory or cannot be realized, the combination of such technical solutions should be considered to be absent, and is not within the protection scope of the present invention.
The utility model provides a pressure is even formula capacitive touch screen capability test pen.
As shown in fig. 1 to 5, the performance testing pen for a uniform pressure capacitive touch screen of the present embodiment includes a fixing base 10, an elastic bag 20 and a retractable pen point assembly 30, wherein a cavity 11 is formed in the fixing base 10, the elastic bag 20 is accommodated in the cavity 11, the retractable pen point assembly 30 includes a plurality of retractable rods 31, a hard testing pen point 32 is disposed at a first end of each retractable rod 31, and a second end of each retractable rod 31 extends into the cavity 11 of the fixing base 10 and abuts against the elastic bag 20; the end of the test pen head 32 far away from the telescopic rod 31 is provided with a flexible conductive block 33, and the flexible conductive block 33 is used for contacting with the surface of the touch screen 40 of the tested product.
Specifically, when the uniform-pressure capacitive touch screen performance test pen of the embodiment is used, the first end of the telescopic rod 31 is in surface contact with the touch screen 40 of the tested product through the flexible conductive block 33, the flexible conductive block 33 can be fully attached to the surface of the touch screen 40 to obtain a more accurate measurement result, and can be in flexible contact with the surface of the touch screen 40 of the tested product, so that the touch screen 40 is protected from being worn and prevented from being scratched. The second ends of all the telescopic rods 31 extend into the cavity 11 of the fixed seat 10 and are abutted against the elastic bag 20, and the stress of the telescopic rods 31 is uniform. As shown in fig. 1 to 3, the elastic outer surface of the elastic bag 20 enables the telescopic rod 31 abutted thereto to be capable of stretching back and forth, so as to drive the test pen point 32 to stretch back and forth, and the second end of the telescopic rod 31 is capable of adaptively adjusting the compression degree with the elastic bag 20 according to different surface shapes of the touch screen 40. Because the telescopic rod 31 is uniformly stressed and the flexible conductive block 33 can be in flexible contact with the touch screen 40, all the test pen points 32 can be fully and uniformly attached to the surface of the touch screen 40.
As shown in fig. 4, when the surface of the touch screen 40 of the tested product is a plane, the flexible conductive block 33 of the test pen head 32 contacts with the surface of the touch screen 40 of the tested product to form a plane attached to the surface of the touch screen 40; as shown in fig. 5, when the surface of the touch screen 40 of the tested product is a curved surface, the flexible conductive block 33 of the test pen tip 32 contacts the surface of the touch screen 40 of the tested product to form a curved surface attached to the surface of the touch screen 40. No matter to plane touch-sensitive screen or curved surface touch-sensitive screen, the utility model discloses even formula capacitive touch screen capability test pen of pressure can be abundant and the even laminating with the touch-sensitive screen 40 surface of being surveyed the product to make the touch-sensitive screen 40 surface of being surveyed the product form even electric capacity change volume on the flexible conducting block 33 of a plurality of test nibs 32, greatly improved measurement accuracy, the test result is accurate. In addition, the test pen tip 32 of the present embodiment is a hard test pen tip, and has the advantages of high strength, small deformation and long service life.
As shown in fig. 3, in this embodiment, the fixing base 10 is further provided with a guide block 12, the guide block 12 is provided with a plurality of guide channels 121 arranged at intervals, the number of the guide channels 121 is the same as that of the telescopic rods 31, the guide channels 121 are arranged in a one-to-one correspondence, the second ends of the telescopic rods 31 penetrate through the corresponding guide channels 121 and abut against the elastic bags 20, and the telescopic rods 31 are in sliding contact with the corresponding guide channels 121. The plurality of telescopic rods 31 of the embodiment are independent of each other, each telescopic rod 31 moves independently according to different surface shapes of the touch screen 40, and the plurality of telescopic rods 31 do not interfere with each other in the telescopic process. The telescopic rod 31 is in sliding contact fit with the corresponding guide channel 121, the axis of the telescopic rod 31 is overlapped with the axis of the guide channel 121, the telescopic rod 31 can slide in the guide channel 121 along the axial direction, the telescopic direction of the telescopic rod 31 is uniquely determined by the guide channel 121, and a good guide effect is achieved on the telescopic rod 31.
In this embodiment, the second end of the telescopic rod 31 is connected to the buffer block 34, and the second end of the telescopic rod 31 is abutted to the elastic bag 20 through the buffer block 34. When the first end of telescopic link 31 and touch-sensitive screen 40 contact test, the second end of telescopic link 31 passes through buffer block 34 butt elasticity bag 20, and buffer block 34 can play the cushioning effect to telescopic link 31, avoids telescopic link 31 to the direct impact of elasticity bag 20, further improves telescopic link 31's atress homogeneity.
In the preferred embodiment, buffer block 34 is the cylinder piece, one end fixed connection is at the second end of telescopic link 31, one end butt is on elasticity bag 20, guide channel 121 is circular passageway, buffer block 34's diameter is greater than guide channel 121's diameter, on the one hand, buffer block 34's setting has greatly increased the area of contact of telescopic link 31 with the butt department of elasticity bag 20, prevent that the second end of telescopic link 31 from pricking elasticity bag 20, on the other hand, buffer block 34 can prevent that telescopic link 31 is at its second end roll-off guide channel 121 of flexible in-process.
In this embodiment, the guide block 12 is detachably mounted with a guide sleeve 13 at a position corresponding to the guide channel 121, and the guide sleeve 13 is slidably sleeved outside the telescopic rod 31. The outer surface of the telescopic rod 31 is attached to the inner surface of the guide sleeve 13, and the telescopic rod 31 passes through the guide channel 121 after passing through the guide sleeve 13 and slides along the axial direction. The uide bushing 13 can be changed according to the difference of telescopic link 31 cross section size for uide bushing 13 keeps matching with telescopic link 31, when guaranteeing that telescopic link 31 slides smoothly in uide bushing 13, avoids the skew of telescopic link 31 slip route, has improved the measuring accuracy.
In this embodiment, fixing base 10 is the open hollow cylinder that sets up of one end, and uncovered and guide block 12 set up back to back, and fixing base 10 can dismantle and be connected with apron 14, and apron 14 is used for opening or closes uncovered. As shown in fig. 3, the rear end of the fixing seat 10 is open, the guide block 12 is arranged at the front end of the fixing seat 10, the elastic bag 20 is arranged in the cavity 11 of the fixing seat 10, and when the elastic bag 20 needs to be replaced, the cover plate 14 only needs to be opened, so that the elastic bag is simple and convenient. It will be appreciated that after the elastomeric bladder 20 is replaced, the cover 14 recloses the opening.
In this embodiment, the test nib 32 can be dismantled and connect in the first end of telescopic link 31, and when a certain test nib 32 broke down, can in time change test nib 32, convenient and fast. In the present embodiment, the elastic bag 20 is an inflated elastic bag, and the elastic action of the elastic bag 20 is achieved by the compressibility of air. When the surface of the touch screen 40 is a curved surface, the expansion link 31 abutting against the surface of the elastic bag 20 can expand and contract back and forth according to the shape of the surface of the touch screen 40 contacting with the expansion link 31 due to the elastic action of the elastic bag 20. In other embodiments, the elastomeric bladder 20 may be a liquid elastomeric bladder 20, utilizing the fluidity of the liquid to achieve the elastic action of the elastomeric bladder 20.
In this embodiment, the test nibs 32 are arranged in a regular polygonal prism, and any two adjacent test nibs 32 are arranged in a close-fitting manner. Specifically, the test pencil points 32 of the present embodiment are disposed in a hexagonal prism, an octagonal prism, or a dodecagonal prism, the side edge surfaces of the test pencil points 32 located in the inner circle are all surrounded by the side edge surfaces of the surrounding test pencil points 32, and the test pencil points 32 located in the outer circle have as many side edge surfaces as possible disposed in contact with the side edge surfaces of the test pencil points 32 located in the inner circle. By the arrangement, the planes formed by the plurality of test pen points 32 are denser, the surface contact between the flexible conductive block 33 and the touch screen 40 of the tested product is uniform, and the test result is more accurate. In other embodiments, the test tips 32 are arranged in a cylindrical shape, and any two adjacent test tips 32 are in line contact with each other, and the cylindrical test tips 32 have the advantages of simple structure and easy processing.
In a preferred embodiment, the flexible conductive block 33 on the test pen head 32 is a silica gel conductive block, which not only can be in flexible contact with and tightly attached to the surface of the touch screen 40, but also has better aging resistance. The test pen point 32 of the embodiment is a metal test pen point, for example, the test pen point 32 can be a copper test pen point or an aluminum test pen point, which is easy to obtain materials and is beneficial to manufacturing.
In this embodiment, the flexible conductive block 33 is a whole, and covers the end of keeping away from the telescopic link 31 at a plurality of test nibs 32, and simple structure easily assembles, and the maintenance is overhauld conveniently. In other embodiments, there are a plurality of flexible conductive bumps 33, the flexible conductive bumps 33 are independent of each other, and the number of the flexible conductive bumps 33 is the same as the number of the test nibs 32 and is arranged in a one-to-one correspondence manner, that is, one flexible conductive bump 33 is installed at one end of each test nib 32 away from the telescopic rod 31. The shape of the flexible conductive block 33 is matched with the shape of the corresponding test pen point 32, and the flexible arrangement is realized.
Additionally, the utility model discloses still provide a pressure uniformity formula capacitive touch screen capability test machine, pressure uniformity formula capacitive touch screen 40 capability test machine include manipulator, controller, be used for placing the test platform of being surveyed the product and as above pressure uniformity formula capacitive touch screen capability test pen. The even formula capacitive touch screen capability test pen of pressure is connected on the manipulator, and the manipulator is connected with the controller electricity, and the controller is located in the test platform and is used for controlling the manipulator motion. Specifically, in the even pressure type capacitive touch screen 40 performance test pen, the bolt 15 is arranged on the cover plate 14 of the fixing seat 10, the even pressure type capacitive touch screen 40 performance test pen is connected to the manipulator through the bolt 15, a tested product is placed on the test platform, the controller is arranged in the test platform, the manipulator is controlled by the controller to move to the position of the tested product, then the manipulator operates and controls the even pressure type capacitive touch screen 40 performance test pen to contact and move on the surface of the touch screen 40 of the tested product, and therefore the tested product can be detected under cooperation of all the components of the even pressure type capacitive touch screen 40 performance test machine. Since the performance test pen for the capacitive touch screen with uniform pressure adopts all the technical solutions of the above embodiments, all the beneficial effects brought by the technical solutions of the above embodiments are at least achieved, and are not repeated here.
The above is only the preferred embodiment of the present invention, not limiting the scope of the present invention, all of which are under the concept of the present invention, the equivalent structure transformation made by the contents of the specification and the drawings is utilized, or the direct/indirect application in other related technical fields is included in the patent protection scope of the present invention.
Claims (10)
1. The utility model provides a pressure uniformity formula capacitive touch screen capability test pen which characterized in that, pressure uniformity formula capacitive touch screen capability test pen includes:
the fixing seat is internally provided with a cavity;
the elastic bag is accommodated in the cavity;
the telescopic pen point assembly comprises a plurality of telescopic rods, a hard test pen point is arranged at the first end of each telescopic rod, and the second end of each telescopic rod extends into the cavity and is abutted against the elastic bag; and one end of the test pen point, which is far away from the telescopic rod, is provided with a flexible conductive block which is used for being in contact with the surface of the touch screen of the tested product.
2. The pressure-equalizing capacitive touch screen performance test pen as claimed in claim 1, wherein a guide block is further disposed on the fixing base, the guide block is provided with a plurality of guide channels arranged at intervals, the number of the guide channels is consistent with that of the telescopic rods, the guide channels are arranged in a one-to-one correspondence manner, the second ends of the telescopic rods penetrate through the corresponding guide channels and abut against the elastic bags, and the telescopic rods are in sliding contact with and fit with the corresponding guide channels.
3. The pressure-equalized capacitive touch screen performance test pen according to claim 2, wherein a buffer block is connected to the second end of the expansion link, and the second end of the expansion link abuts against the elastic bag through the buffer block.
4. The pressure-equalizing capacitive touch screen performance testing pen of claim 3, wherein the buffer block is a cylindrical block, the guide channel is a circular channel, and the diameter of the buffer block is greater than the diameter of the guide channel.
5. The pressure-equalizing capacitive touch screen performance testing pen of claim 2, wherein a guide sleeve is detachably mounted on the guide block at a position corresponding to the guide channel, and the guide sleeve is slidably sleeved outside the telescopic rod.
6. The pressure-equalizing capacitive touch screen performance test pen as claimed in claim 2, wherein the fixing base is a hollow cylinder with an opening at one end, the opening is arranged opposite to the guide block, and a cover plate for opening or closing the opening is detachably connected to the fixing base.
7. The pressure equalizing capacitive touch screen performance testing pen of any one of claims 1-6, wherein the testing pen tip is removably attached to the first end of the telescoping rod.
8. The pressure-equalizing capacitive touch screen performance test pen of any one of claims 1-6, wherein the elastic bladder is an inflatable elastic bladder or a liquid elastic bladder.
9. The pressure-equalizing capacitive touch screen performance test pen of any one of claims 1-6, wherein the test pen points are arranged in a regular polygonal prism, and any two adjacent test pen points are arranged in a manner of being attached to each other.
10. A performance testing machine for a uniform-pressure capacitive touch screen is characterized by comprising a manipulator, a controller, a testing platform for placing a product to be tested and a performance testing pen for the uniform-pressure capacitive touch screen as claimed in any one of claims 1 to 9, wherein the performance testing pen for the uniform-pressure capacitive touch screen is connected to the manipulator, the manipulator is electrically connected with the controller, and the controller is arranged in the testing platform and used for controlling the movement of the manipulator.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921243331.2U CN210604828U (en) | 2019-07-31 | 2019-07-31 | Even pressure type capacitive touch screen performance test machine and test pen thereof |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921243331.2U CN210604828U (en) | 2019-07-31 | 2019-07-31 | Even pressure type capacitive touch screen performance test machine and test pen thereof |
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| Publication Number | Publication Date |
|---|---|
| CN210604828U true CN210604828U (en) | 2020-05-22 |
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|---|---|---|---|
| CN201921243331.2U Active CN210604828U (en) | 2019-07-31 | 2019-07-31 | Even pressure type capacitive touch screen performance test machine and test pen thereof |
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| CN (1) | CN210604828U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114184868A (en) * | 2021-12-10 | 2022-03-15 | 连城县中触电子有限公司 | Touch screen multi-point testing device and using method thereof |
-
2019
- 2019-07-31 CN CN201921243331.2U patent/CN210604828U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114184868A (en) * | 2021-12-10 | 2022-03-15 | 连城县中触电子有限公司 | Touch screen multi-point testing device and using method thereof |
| CN114184868B (en) * | 2021-12-10 | 2024-03-15 | 连城县中触电子有限公司 | Multi-point testing device for touch screen and application method of multi-point testing device |
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Address after: 518000 East floor 1, building D, 101 Industrial Park, fuanna company, Qinghu village, Qinghu community, Longhua street, Longhua District, Shenzhen City, Guangdong Province Patentee after: SHENZHEN SEICHITECH TECHNOLOGY Co.,Ltd. Address before: The 6 floor D607/D608 Longhua District Guanlan Street sightseeing road 518000 Guangdong city of Shenzhen province No. 1301 Silver Star Silver Star Technology building high-tech industrial park area D Patentee before: SHENZHEN SEICHITECH TECHNOLOGY Co.,Ltd. |
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