CN110987391B - Binding force measuring device - Google Patents
Binding force measuring device Download PDFInfo
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- CN110987391B CN110987391B CN201911223311.3A CN201911223311A CN110987391B CN 110987391 B CN110987391 B CN 110987391B CN 201911223311 A CN201911223311 A CN 201911223311A CN 110987391 B CN110987391 B CN 110987391B
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01M—TESTING STATIC OR DYNAMIC BALANCE OF MACHINES OR STRUCTURES; TESTING OF STRUCTURES OR APPARATUS, NOT OTHERWISE PROVIDED FOR
- G01M13/00—Testing of machine parts
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01L—MEASURING FORCE, STRESS, TORQUE, WORK, MECHANICAL POWER, MECHANICAL EFFICIENCY, OR FLUID PRESSURE
- G01L5/00—Apparatus for, or methods of, measuring force, work, mechanical power, or torque, specially adapted for specific purposes
- G01L5/0028—Force sensors associated with force applying means
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- Force Measurement Appropriate To Specific Purposes (AREA)
Abstract
The invention provides a binding force testing device, which belongs to the technical field of measurement and comprises a first module, a second module and a pressure rod; the front shell is provided with a plurality of first testing through holes along the circumferential direction, the plurality of first testing through holes are positioned at the edge of the front shell, the first module is provided with an open slot matched with the front shell, the slot wall of the open slot is provided with a bearing table along the circumferential direction, one side part of the front shell facing the touch screen is positioned on the bearing table, and the outline formed by the annular inner wall of the bearing table is larger than or equal to the outline of the outer edge of the touch screen; the second module is arranged on the first module and is provided with a plurality of second testing through holes matched with the first testing through holes; the pressure lever passes through the second test through hole and the first test through hole and is abutted against the touch screen. The binding force testing device provided by the invention can be used for measuring the binding force between the touch screen and the edge of the front shell, and the measuring precision can be improved.
Description
Technical Field
The invention relates to the technical field of measurement, in particular to a binding force measuring device.
Background
The mobile phone gradually becomes a common communication tool in daily life of people, and the performance of the mobile phone is required to be higher and higher, wherein the screen quality of the mobile phone also becomes a focus of attention.
The existing mobile phone comprises a front shell and a touch screen installed on the front shell, wherein the touch screen is usually fixed in the front shell in a bonding mode, and the bonding force between the touch screen and the front shell needs to be measured in order to ensure the quality of a mobile phone screen body. The existing measuring device generally comprises two adsorption heads, wherein the two adsorption heads are respectively adsorbed on the surfaces of a touch screen and a front shell, and are used for exerting tension on the touch screen and the front shell, when the touch screen and the front shell are separated, the tension exerted at the moment is acquired, and the measurement of the binding force between the touch screen and the front shell is completed.
However, the position where the touch screen and the front shell are easy to fall off is located at the edge of the touch screen, the existing measurement mode can only apply tension to the middle parts of the touch screen and the front shell, and the measurement error is large.
Disclosure of Invention
The embodiment of the invention provides a bonding force measuring device which can measure the bonding force between a touch screen and the edge of a front shell and can improve the measuring precision.
In order to achieve the above purpose, the embodiment of the invention adopts the following technical scheme:
the embodiment of the invention provides a binding force measuring device which is suitable for measuring the binding force between a touch screen and a front shell and comprises a first module, a second module and a pressure lever; the front shell is provided with a plurality of first test through holes along the circumferential direction, the first test through holes are located at the edge of the front shell, the first module is provided with an open slot matched with the front shell, the slot wall of the open slot is provided with a bearing table along the circumferential direction, one side part of the front shell facing the touch screen is located on the bearing table, and the outline formed by the annular inner wall of the bearing table is larger than or equal to the outline of the outer edge of the touch screen; the second module is arranged on the first module, and a plurality of second testing through holes matched with the first testing through holes are formed in the second module; the pressure lever penetrates through the second testing through hole and the first testing through hole and abuts against the touch screen.
Furthermore, a plurality of first limiting holes are formed in the side wall of the first module along the circumferential direction of the side wall, the first limiting holes are communicated with the open grooves, and limiting blocks are inserted into the first limiting holes; one end of the limiting block can extend into the open slot and limit the displacement of the front shell relative to the bearing platform in the pressing direction of the pressing rod.
Furthermore, one end of the limiting block, which is located at the open slot, is pressed on one side of the front shell, which is far away from the touch screen.
Further, the front shell comprises a rectangular frame; the rectangular frame is provided with a second limiting hole matched with the first limiting hole, and one end of the limiting block is inserted into the second limiting hole.
Furthermore, the rectangular frame is provided with four second limiting holes, and the four second limiting holes are distributed along the circumferential direction of the rectangular frame and are respectively located on four sides of the rectangular frame.
Further, the second limiting holes on the rectangular frame are respectively an earphone jack, a USB jack, a card holder mounting hole and a side key mounting hole; the earphone jack, the USB jack, the card support mounting hole and the side key mounting hole are respectively located on four side edges of the rectangular frame.
Furthermore, at least two positioning holes are respectively arranged on the bottom surfaces of the first module and the second module; the positioning holes are arranged along the circumferential direction of the bottom surface, and positioning columns are inserted in the positioning holes.
Furthermore, two positioning holes which are arranged in a staggered mode are formed in the bottom surfaces of the first module and the second module.
Further, the first module and the second module are connected together through a buckle.
Further, the front shell is a rectangular shell body which comprises a first end and a second end which are opposite; three first test through holes are arranged at the edges of the first end and the second end at equal intervals; two first testing through holes are formed in the middle of the first end and the second end and are respectively located on two sides of the front shell.
Compared with the prior art, the binding force measuring device provided by the embodiment of the invention has the following advantages:
according to the binding force measuring device provided by the embodiment of the invention, the edge of the front shell is provided with the plurality of first test holes which are distributed along the circumferential direction of the front shell, the bearing table used for supporting the front shell is arranged in the first module, the bearing table is abutted against the edge of the front shell, and the outline formed by the inner wall of the bearing table is larger than the outline of the touch screen, so that the interference between the bearing table and the touch screen is avoided, and the touch screen can fall off from the front shell when being subjected to stress detection.
In addition, a second module is arranged above the first module, the second module is provided with a second testing through hole matched with the first testing through hole, the pressure rod penetrates through the second testing through hole and the first testing through hole to be abutted against the touch screen so as to apply thrust to the touch screen, and the second testing through hole can effectively prevent the pressure rod from shaking in the testing process so as to improve the thrust application effect; in the embodiment, the edge of the front shell is provided with a test point, and the pressure lever is limited; the measuring accuracy of the bonding force between the touch screen and the front shell can be improved.
In addition to the technical problems addressed by the present invention, the technical features constituting the technical solutions, and the advantageous effects brought by the technical features of the technical solutions described above, other technical problems that can be solved by the binding force measuring apparatus provided by the present invention, other technical features included in the technical solutions, and advantageous effects brought by the technical features will be described in further detail in the detailed description.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments of the present invention or the prior art will be briefly described below, it is obvious that the drawings in the following description are only a part of the embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to the drawings without creative efforts.
FIG. 1 is a schematic diagram illustrating an overall structure of a binding force measuring apparatus according to an embodiment of the present invention;
FIG. 2 is a schematic structural diagram of the first module of FIG. 1;
FIG. 3 is a schematic structural diagram of a second module shown in FIG. 1;
fig. 4 is an assembly schematic diagram of a touch screen and a front shell according to an embodiment of the present invention.
Description of reference numerals:
10-a first module;
11-open slots;
12-a carrier table;
13-a first limit hole;
14-a first locating hole;
20-a second module;
21-a second test via;
22-a second positioning hole;
30-a positioning column;
40-a limiting block;
50-a pressure bar;
60-a front shell;
61-first test via;
70-touch screen.
Detailed Description
In order to make the aforementioned objects, features and advantages of the present invention comprehensible, embodiments accompanied with figures are described in detail below. It is to be understood that the described embodiments are merely a few embodiments of the invention, and not all embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
Furthermore, the terms "first", "second" and "first" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicitly indicating 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 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; may be mechanically coupled, may be electrically coupled or may be in communication with each other; 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 meanings of the above terms in the present invention can be understood by those skilled in the art according to specific situations.
FIG. 1 is a schematic diagram illustrating an overall structure of a binding force measuring apparatus according to an embodiment of the present invention; fig. 2 is a schematic structural diagram of a first module according to an embodiment of the present invention; fig. 3 is a schematic structural diagram of a second module according to an embodiment of the present invention; fig. 4 is an assembly schematic diagram of a touch screen and a front shell according to an embodiment of the present invention.
As shown in fig. 1 to 4, the binding force measuring device according to the embodiment of the present invention is suitable for measuring the binding force between the touch screen 70 and the front case 60, and includes a first module 10, a second module 20, and a pressure bar 50; the front shell 60 is provided with a plurality of first test through holes 61 along the circumferential direction, the plurality of first test through holes 61 are positioned at the edge of the front shell 60, the first module 10 is provided with an open slot 11 matched with the front shell 60, the slot wall of the open slot 11 is provided with a bearing table 12 along the circumferential direction, one side part of the front shell 60 facing the touch screen 70 is positioned on the bearing table 12, and the outline formed by the annular inner wall of the bearing table 12 is greater than or equal to the outline of the outer edge of the touch screen 70; the second module 20 is arranged on the first module 10, and a plurality of second testing through holes 21 matched with the first testing through holes 61 are formed in the second module 20; the pressing rod 50 passes through the second testing through hole 21 and the first testing through hole 61 and abuts on the touch screen 70.
Specifically, the mobile phone generally includes a front shell 60 and a touch screen 70, the front shell 60 may be a metal shell, the front shell 60 includes a bottom plate and a frame disposed on the bottom plate, the frame and the bottom plate jointly form a mounting groove for mounting the touch screen 70, the touch screen 70 is disposed behind the mounting groove, the touch screen 70 may be fixed on the front shell 60 by filling hot melt adhesive between the frame and the touch screen 70, in order to improve the quality of the mobile phone, the bonding strength between the touch screen 70 and the frame needs to be measured, that is, the bonding force between the touch screen 70 and the frame needs to be measured.
The binding force measuring device provided by the embodiment comprises a first module 10, wherein the first module 10 can be a block structure made of metal materials or plastics; the first module 10 is provided at the middle portion thereof with an opening groove 11, the shape of the opening groove 11 matches with the shape of the front housing 60, and the opening groove 11 can be clearance-fitted with the front housing 60, so that the front housing 60 can move up and down in the opening groove 11. A part of the groove wall of the open groove 11 extends outwards to form a bearing platform 12, and the bearing platform 12 is arranged along the circumferential direction of the open groove 11; after the touch screen 70 and the front shell 60 are combined together and placed in the opening slot 11, a side portion of the front shell 60 facing the touch screen 70 abuts against the carrier 12, that is, a front surface of the touch screen 70 faces the carrier 12. The inner wall of the carrier 12 forms a contour larger than or equal to the outer contour of the touch screen 70, so as to avoid the interference of the carrier 12 to the touch screen 70, and when a thrust is applied to the touch screen 70, the touch screen 70 can be ensured to smoothly fall off from the front shell 60.
In this embodiment, the shape of the front housing 60 is not limited, the front housing 60 is preferably designed to be a rectangular housing, the corresponding open slot 11 may be rectangular, further, both the first module 10 and the second module 20 may be rectangular blocks, and the shapes of the first module 10 and the second module 20 are not limited and may be designed according to the appearance requirement of the mobile phone; the front shell 60 can be placed in the opening groove 11 only by ensuring that the opening groove 11 is matched with the outline shape of the front shell 60.
Be provided with a plurality of first test through-holes 61 along the bottom plate edge of preceding shell 60, a plurality of first test through-holes 61 set up along the circumference equipartition of bottom plate. For example, the floor of the front housing 60 includes opposing first and second ends, which may be upper and lower ends in fig. 1; three first testing through holes 61 can be respectively arranged on the first end and the second end, the three first testing through holes 61 are respectively arranged on the first end and the second end at equal intervals, two first testing through holes 61 are also arranged in the middle part of the bottom plate, and the two first testing holes are respectively positioned on the left side and the right side of the bottom plate and are oppositely arranged; the first testing through holes 61 penetrate through the bottom plate and are communicated with the touch screen 70, so that the pushing force can be acted on the touch screen 70 after the pressing rod 50 penetrates through the first testing holes.
The second module 20 may be a plate-like structure, such as a metal plate, a plastic plate, etc., and the second module 20 is detachably mounted on the upper bottom surface of the first module 10, i.e., the lower bottom surface of the second module 20 may be opposite to the upper bottom surface of the first module 10, or attached together; the second module 20 is provided with a plurality of second testing through holes 21, the second testing through holes 21 penetrate through the second module 20, and the second testing through holes 21 are opposite to the first testing through holes 61, so that the axes of the first testing through holes 61 and the second testing through holes 21 which are positioned at the same position on the module are positioned on the same straight line. Set up second test through-hole 21 on second module 20, its effect is spacing to depression bar 50, prevents that depression bar 50 from appearing rocking in the test procedure, promotes the thrust effect of acting on touch-sensitive screen 70.
When measuring the binding force between the touch screen 70 and the front shell 60 of the mobile phone, the touch screen 70 and the front shell with the assembled touch screen 70 and the front shell can be placed in the opening slot 11, and the front shell 60 is partially abutted against the bearing table 12; mounting the second module 20 on the first module 10, and aligning the first testing through hole 61 with the second testing through hole 21; the pressing bar 50 is inserted into the second test through hole 21 and the first test through hole 61, and the end of the pressing bar 50 abuts on the edge of the touch screen 70. Because the touch screen 70 and the front shell 60 are adhered together, part of the front shell 60 abuts against the bearing table 12, and the pressure lever 50 is used to gradually apply a thrust to the touch screen 70 until the touch screen 70 falls off from the front shell 60, and the magnitude of the thrust is obtained, so that the bonding force between the touch screen 70 and the front shell 60 at the test point can be obtained.
It can be understood that the press rod 50 can be sequentially inserted into the first test through hole 61 and perform a thrust test on the touch screen 70, and can obtain the bonding force at different positions at the edges of the touch screen 70 and the front shell 60, compare the measurement results, obtain the minimum bonding force between the front shell 60 and the touch screen 70, and determine whether the bonding force meets the design requirements; compare and utilize the adsorption head to carry out cohesion test to preceding shell 60 and touch-sensitive screen 70 among the prior art, the cohesion measuring device that this embodiment provided can set up a plurality of test points in the edge joint department of touch-sensitive screen 70 and preceding shell 60, can promote measurement accuracy.
On the basis of the above embodiment, the side wall of the first module 10 is provided with a plurality of first limiting holes 13 along the circumferential direction thereof, the first limiting holes 13 are communicated with the open slot 11, and the limiting blocks 40 are inserted into the first limiting holes 13; one end of the limiting block 40 can extend into the opening groove 11 and limit the displacement of the front shell 60 relative to the bearing platform 12 in the pressing direction of the pressing rod 50.
Specifically, the first module 10 is a rectangular block, the sidewall of the first module 10 is composed of four sides, the sidewall is provided with a plurality of first limiting holes 13 along the circumferential direction, and the plurality of first limiting holes 13 can be respectively arranged on the four sides, so as to ensure that at least one first limiting hole 13 is arranged on each side. The first limiting hole 13 is communicated with the open slot 11; for example, defining the insertion direction of the pressing bar 50 as a vertical direction, the first stopper hole 13 may be transversely disposed on the first module 10. A limiting block 40 is inserted into the first limiting hole 13, one end of the limiting block 40 is positioned in the open slot 11 and can limit the front shell 60, so that when part of the front shell 60 is stressed, the other part of the front shell is prevented from tilting up in the vertical direction relative to the bearing platform 12; in this embodiment, the limiting block 40 is disposed in the first limiting hole 13, so that the portion of the front shell 60 not bearing the thrust can be limited to keep being attached to the plummer 12, and the thrust applying effect of the pressing rod 50 on the touch screen 70 is improved.
For example, in the present embodiment, one end of the limiting block 40 may be pressed against a side of the bottom plate of the front housing 60 away from the touch screen 70, when a test is performed on the touch screen 70 located at the first end of the front housing 60 by applying a pushing force, the limiting block 40 may be used to press the middle portion and the second end of the front housing 60 against the carrier 12, and when a pushing force is applied to one end of the touch screen 70, a portion of the front housing 60 not affected by the pushing force may be prevented from tilting from the carrier 12, so as to affect the pushing force application effect.
In addition, in another embodiment of the present invention, the frame of the front housing 60 is provided with a plurality of second limiting holes (not shown in the figure), the plurality of second limiting holes are arranged along the circumferential direction of the frame, the frame may be a rectangular frame surrounded by four sides, at least one second limiting hole is arranged on each side, and the second limiting holes are arranged opposite to the first limiting holes 13, so that the limiting blocks 40 inserted into the first limiting holes 13 can be inserted into the second limiting holes. When the cohesion between casing 60 and the touch-sensitive screen 70 before measuring, the one end of stopper 40 is located first module 10, and the other end of stopper 40 inserts the spacing downthehole of second, can be effectively to preceding casing 60 carry on spacingly in vertical direction relatively plummer 12 to make preceding casing 60 laminate all the time on plummer 12, exert the effect with the promotion depression bar 50 to the thrust of touch-sensitive screen 70, can promote the cohesion measurement accuracy between casing 60 and the touch-sensitive screen 70 before.
It can be understood that four second limiting holes are formed in the frame, and each side edge is provided with one second limiting hole, and the second limiting holes can be an earphone jack, a USB jack, a card holder mounting hole and a side key mounting hole in the front shell 60; and, the card holds in the palm the mounting hole and is located one side of frame, and the USB jack is located the opposite side of front shell 60, and the USB jack can hold in the palm the mounting hole with the card and set up relatively, and side key mounting hole and earphone jack set up relatively and lie in another a pair of sides respectively. Correspondingly, the limiting block 40 arranged between the first limiting hole 13 and the second limiting hole can also be served by the card holder, the USB joint, the earphone plug-in column and the side key, and the limiting block 40 does not need to be specially designed. It can be understood that the positions of the earphone jack, the USB jack, the card holder mounting hole and the side key mounting hole on the frame can be adjusted according to the actual design position.
Above-mentioned earphone jack, USB jack, card hold in the palm mounting hole and side key mounting hole establish the structure for preceding shell 60 often, and this embodiment utilizes the structure of establishing of the usual of preceding shell 60 to establish as the spacing hole of second, need not to reset the spacing hole of second in the front on shell 60, also need not to make stopper 40 again, can save the cost of manufacture and promote measurement of efficiency.
In this embodiment, the bottom surfaces of the first module 10 and the second module 20 are respectively provided with at least two positioning holes; the plurality of positioning holes are arranged along the circumferential direction of the bottom surface, and positioning columns 30 are inserted into the positioning holes. Specifically, the first module 10 and the second module 20 are detachably connected together, and the second module 20 is provided with a second test through hole 21 for limiting the pressure bar 50, so that it is required to ensure that the first module 10 and the second module 20 are not displaced relatively after being connected together. In the present embodiment, at least two positioning holes are respectively disposed on the first module 10 and the second module 20, for example, the positioning hole disposed on the first module 10 is referred to as a first positioning hole 14, the positioning hole disposed on the second module 20 is referred to as a second positioning hole 22, and the first positioning hole 14 and the second positioning hole 22 are disposed opposite to each other, and the axes of the two positioning holes can be located on the same straight line.
The first module 10 is provided with four first positioning holes 14, the four first positioning holes 14 can be respectively located on the bottom surfaces of the first module 10 opposite to the second module 20, the second module 20 is a rectangular block, the bottom surface of the second module is also a rectangular surface, and the four first positioning holes 14 can be respectively located on one side of the bottom surface. Correspondingly, the second module 20 may also be designed with reference to the first module 10, and is designed to be a rectangular block structure, and the bottom surfaces of the second module 20 opposite to the first module 10 are respectively provided with a second positioning hole 22 therethrough, the second positioning hole 22 is matched with the first positioning hole 14, and positioning pillars 30 are respectively inserted into the first positioning hole 14 and the second positioning hole 22 to limit the second module 20. It is understood that the first positioning holes 14 and the second positioning holes 22 may be disposed on the bottom surfaces of the first module 10 and the second module 20 in a triangular shape, and the second module 20 may be limited in the same manner.
In a preferred embodiment of the present invention, two first positioning holes 14 are disposed on the first module 10, and the two first positioning holes 14 are respectively located on two sides of the first module 10, and the two first positioning holes 14 are disposed in a staggered manner; similarly, the second positioning hole 22 of the second module 20 can be disposed with reference to the first positioning hole 14 of the first module 10, and will not be described herein. In addition, the second positioning hole 22 provided on the second module 20 may be a through hole, or the first positioning hole 14 on the first module 10 may be a blind hole.
The present embodiment further provides another detachable connection manner between the first module 10 and the second module 20, and the first module 10 and the second module 20 are connected together by a snap. Specifically, the buckle usually includes spring bolt and body, is provided with the screens portion with spring bolt matched with on the body, is provided with the body on the relative bottom surface of first module 10 towards second module 20, and screens portion sets up towards second module 20, is provided with the spring bolt on the bottom surface of second module 20 towards first module 10, and second module 20 accessible spring bolt joint is on screens portion to realize the connection of dismantling of first module 10 and second module 20. It can be understood that a plurality of fasteners may be disposed between the first module 10 and the second module 20, and the plurality of fasteners may be disposed along the circumferential direction of the first module 10 and the second module 20 to improve the connection stability between the first module 10 and the second module 20 and prevent relative displacement therebetween.
For the visual effect of casing to the protective effect of touch-sensitive screen and cell-phone before the reinforcing, still be provided with between the touch-sensitive screen in the current cell-phone and the preceding casing and decorate the casing, decorate one side and the preceding casing bonding of casing, the opposite side bonds with the touch-sensitive screen, consequently, for promoting the cell-phone quality, need measure the cohesion between decoration casing and the touch-sensitive screen, the cohesion measuring device that this embodiment provided also can be applicable to and decorate the cohesion between casing and the touch-sensitive screen and test, test principle and process are no longer repeated.
Finally, it should be noted that: the above embodiments are only used to illustrate the technical solution of the present invention, and not to limit the same; while the invention has been described in detail and with reference to the foregoing embodiments, it will be understood by those skilled in the art that: the technical solutions described in the foregoing embodiments may still be modified, or some or all of the technical features may be equivalently replaced; and the modifications or the substitutions do not make the essence of the corresponding technical solutions depart from the scope of the technical solutions of the embodiments of the present invention.
Claims (7)
1. A binding force measuring device is suitable for measuring the binding force between a touch screen and a front shell and is characterized by comprising a first module, a second module and a pressure rod;
the front shell is provided with a plurality of first test through holes along the circumferential direction, the first test through holes are located at the edge of the front shell, the first module is provided with an open slot matched with the front shell, the slot wall of the open slot is provided with a bearing table along the circumferential direction, one side part of the front shell facing the touch screen is located on the bearing table, and the outline formed by the annular inner wall of the bearing table is larger than or equal to the outline of the outer edge of the touch screen;
the second module is arranged on the first module, and a plurality of second testing through holes matched with the first testing through holes are formed in the second module; the pressure lever penetrates through the second test through hole and the first test through hole and abuts against the touch screen;
a plurality of first limiting holes are formed in the side wall of the first module along the circumferential direction of the side wall, the first limiting holes are communicated with the open grooves, and limiting blocks are inserted into the first limiting holes;
one end of the limiting block can extend into the open slot and limit the displacement of the front shell relative to the bearing platform in the pressing direction of the pressure lever;
one end of the limiting block, which is positioned at the open slot, is pressed on one side of the front shell, which is far away from the touch screen;
the front shell comprises a rectangular frame;
the rectangular frame is provided with a second limiting hole matched with the first limiting hole, and one end of the limiting block is inserted into the second limiting hole.
2. The binding force measuring device of claim 1, wherein the rectangular frame is provided with four second limiting holes, and the four second limiting holes are distributed along the circumference of the rectangular frame and are respectively located on four sides of the rectangular frame.
3. The binding force measuring device of claim 2, wherein the second limiting holes on the rectangular frame are an earphone jack, a USB jack, a card holder mounting hole and a side key mounting hole, respectively;
the earphone jack, the USB jack, the card support mounting hole and the side key mounting hole are respectively located on four side edges of the rectangular frame.
4. The binding force measuring device of claim 1, wherein the first and second modules have at least two positioning holes formed on the bottom surfaces thereof, respectively;
the positioning holes are arranged along the circumferential direction of the bottom surface, and positioning columns are inserted in the positioning holes.
5. The binding force measuring device of claim 2, wherein the first and second modules have two staggered positioning holes on the bottom surface.
6. The binding force measuring device of claim 1, wherein the first module and the second module are coupled together by a snap fit.
7. The binding force measuring device of claim 1, wherein the front housing is a rectangular housing including first and second opposing ends;
three first test through holes are arranged at the edges of the first end and the second end at equal intervals;
two first testing through holes are formed in the middle of the first end and the second end and are respectively located on two sides of the front shell.
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| CN201911223311.3A CN110987391B (en) | 2019-12-03 | 2019-12-03 | Binding force measuring device |
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| CN201911223311.3A CN110987391B (en) | 2019-12-03 | 2019-12-03 | Binding force measuring device |
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| CN110987391A CN110987391A (en) | 2020-04-10 |
| CN110987391B true CN110987391B (en) | 2021-08-03 |
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| CN102967440B (en) * | 2012-11-21 | 2015-06-17 | 广东好帮手电子科技股份有限公司 | Device and method for detecting touch screen |
| CN103264570A (en) * | 2013-05-20 | 2013-08-28 | 共青城赛龙通信技术有限责任公司 | Device for separating double faced adhesive tape adhering object and separation method using device |
| CN203356953U (en) * | 2013-06-27 | 2013-12-25 | 上海斐讯数据通信技术有限公司 | Mobile terminal screen disassembling system |
| CN204123696U (en) * | 2014-09-09 | 2015-01-28 | 深圳市兴意达通讯技术有限公司 | Touch-screen and handset shell cradle fits pressurizer |
| CN206192639U (en) * | 2016-11-16 | 2017-05-24 | 蓝思科技（长沙）有限公司 | Cell -phone camera lens testing arrangement |
| CN108709854A (en) * | 2018-08-31 | 2018-10-26 | 信利光电股份有限公司 | A kind of fixture and bonding force test method of test bonding force |
| CN208953431U (en) * | 2018-10-30 | 2019-06-07 | 信利光电股份有限公司 | A kind of glue bonding force test device |
| CN209623921U (en) * | 2019-01-02 | 2019-11-12 | 深圳长城开发科技股份有限公司 | A kind of electronic product screen bonding dwell pressure monitoring device |
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