CN213874916U - Press key testing device - Google Patents
Press key testing device Download PDFInfo
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- CN213874916U CN213874916U CN202022662785.2U CN202022662785U CN213874916U CN 213874916 U CN213874916 U CN 213874916U CN 202022662785 U CN202022662785 U CN 202022662785U CN 213874916 U CN213874916 U CN 213874916U
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- guide
- guide sleeve
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- sleeve
- press
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Abstract
The utility model discloses a beat button testing arrangement. The guide sleeve is limited with a cavity with openings at two ends, and one end of the guide sleeve is connected with the compression rod; the guide post is nested in the guide sleeve and is provided with a contact extending out of the other end of the guide sleeve; the first elastic piece is abutted between the guide sleeve and the guide column and used for driving the guide column to extend out of the guide sleeve so as to enable the contact to be far away from the guide sleeve. Because first elastic component butt is between guide pin bushing and guide pillar for the drive guide pillar stretches out from the guide pin bushing, so that the guide pin bushing is kept away from to the contact, when using to beat button testing arrangement and operate the button in order to test the circuit, the contact of guide pillar is after contacting the button, and is retracted because of compressing first elastic component, consequently, is difficult to damage button and circuit board, and is comparatively practical.
Description
Technical Field
The utility model relates to a test technology especially relates to a beat button testing arrangement.
Background
Currently, in the manufacturing process of various electronic devices with keys, such as mobile phones, tablet computers, and the like, it is usually required to test and verify whether the key circuit is normal. In the related art, the keys are usually pressed to proper positions by a rigid testing device to test whether the circuits of the keys are normal, however, in this way, the keys or the circuit board may be damaged, which is inconvenient.
SUMMERY OF THE UTILITY MODEL
The utility model discloses aim at solving one of the technical problem that exists among the prior art at least. Therefore, the utility model provides a beat button testing arrangement, it can beat the button to suitable position safely to make test work normally go on.
According to the utility model discloses beat button testing arrangement, include:
a pressure lever;
the guide sleeve is limited with a cavity with openings at two ends, and one end of the guide sleeve is connected with the pressure rod;
the guide post is nested in the guide sleeve and is provided with a contact extending out of the other end of the guide sleeve;
the first elastic piece is abutted between the guide sleeve and the guide column and used for driving the guide column to extend out of the guide sleeve so as to enable the contact to be far away from the guide sleeve.
According to the utility model discloses beat button testing arrangement has following technological effect at least: because the first elastic piece is abutted between the guide sleeve and the guide pillar and used for driving the guide pillar to extend out of the guide sleeve so as to enable the contact to be far away from the guide sleeve, when the key is operated by using the key pressing test device to test a circuit, the contact of the guide pillar retracts into the guide sleeve due to the fact that the first elastic piece can be compressed after the contact of the guide pillar is in contact with the key, and therefore the key and the circuit board are not easy to damage, and the circuit board testing device is practical.
In addition, according to the utility model discloses the testing arrangement of typing a button still has as following additional technical characterstic:
according to the utility model discloses some embodiments, the depression bar is connecting at least the one end of guide pin bushing is equipped with the inner chamber, the inner chamber is equipped with the internal thread, the guide pin bushing is connecting the surface of the one end of depression bar is equipped with the external screw thread, the guide pin bushing can threaded connection in the depression bar.
According to some embodiments of the utility model provide a the guide pillar with the one end that the contact is relative sets up spacing portion, spacing portion can with the spacing cooperation of tip of guide pin bushing, so that the contact stretches out with the settlement distance outside the guide pin bushing.
According to the utility model discloses some embodiments of the embodiment, spacing portion for the nestification in the snap ring of guide pillar.
According to the utility model discloses some embodiments, the cavity is formed by the shoulder, the shoulder has the step, the one end of first elastic component is supported on the step, the guide pillar orientation one side of step has the circular bead, the other end of first elastic component supports and leans on the circular bead.
According to the utility model discloses some embodiments still include direction support piece, direction support piece nestification is in the cavity of the other end of guide pin bushing, the guide pillar nest in among the direction support piece.
According to some embodiments of the invention, the guide support is an oil-free bushing.
According to some embodiments of the utility model, still include the flexible cover, the flexible cover cup joint in the contact.
According to some embodiments of the present invention, the pressure bar further comprises a pressure cap connected to an end of the pressure bar.
According to some embodiments of the present invention, the pressing cap further comprises a second elastic member, wherein the second elastic member abuts against the pressing cap and the pressing rod.
Additional aspects and advantages of the invention will be set forth in part in the description which follows and, in part, will be obvious from the description, or may be learned by practice of the invention.
Drawings
The above and/or additional aspects and advantages of the present invention will become apparent and readily appreciated from the following description of the embodiments, taken in conjunction with the accompanying drawings of which:
fig. 1 is a schematic cross-sectional view of a keystroke test device according to an embodiment of the present invention;
FIG. 2 is a schematic structural view of the strut of FIG. 1;
FIG. 3 is a schematic view of the guide sleeve of FIG. 1;
FIG. 4 is a schematic view of the structure of the guide post of FIG. 1;
FIG. 5 is a schematic structural view of the press cap of FIG. 1;
fig. 6 is a schematic view of an operating state of the keystroke testing device according to the embodiment of the present invention.
Detailed Description
The conception and the resulting technical effects of the present invention will be described clearly and completely with reference to the following embodiments, so that the objects, features and effects of the present invention can be fully understood. Obviously, the described embodiments are only a part of the embodiments of the present invention, and not all embodiments, and other embodiments obtained by those skilled in the art without inventive labor based on the embodiments of the present invention all belong to the protection scope of the present invention.
In the description of the embodiments of the present invention, if an orientation description is referred to, for example, the directions or positional relationships indicated by "upper", "lower", "left", "right", etc. are based on the directions or positional relationships shown in the drawings, it is only for convenience of description and simplification of description, but it is not intended to indicate or imply that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and thus, should not be construed as limiting the present invention.
In the description of the embodiments of the present invention, if a feature is referred to as being "disposed", "connected", or "mounted" to another feature, it can be directly disposed, fixed, or connected to the other feature or indirectly disposed, fixed, or connected to the other feature.
Referring to fig. 6, fig. 6 is a schematic diagram of an operating state of the keystroke testing device 100 according to the embodiment of the present invention, the keystroke testing device 100 according to the embodiment of the present invention can be used to test whether the circuit of the keystroke 20 of the circuit board 10 is normal, for example, can be used to test a keystroke on a mobile phone soft board. It should be understood that the operating principle of the key press testing device 100 of the present invention is to install the key press testing device 100 into a testing machine, and fix the circuit board 10 by using a fixing device, so that the key press testing device 100 is located at the top of the key press 20, and through the actuating device such as the cylinder and the like acting on the pressing rod 110, the key press testing device 100 is pushed to move towards the key press 20, so as to contact the key press 20, and the key press 20 is pressed to a proper position, so as to test whether the circuit is normal.
Of course, it is easily understood that the application of the keystroke testing device 100 of the embodiment of the present invention is not limited to the above-mentioned testing for testing whether the circuit is normal, but can also be used in various application scenarios in the design and development stage, such as repeatedly pressing the keystroke, verifying the lifetime of the keystroke, and the like.
Referring to fig. 1, fig. 1 is a schematic cross-sectional view of a key press testing device 100 according to an embodiment of the present invention, the key press testing device 100 includes a pressing rod 110, a guide sleeve 120, a guide pillar 130 and a first elastic member 140, wherein the guide sleeve 120 defines a cavity 121 having openings at two ends, and one end of the guide sleeve 120 is connected to the pressing rod 110; the guide post 130 is nested in the guide sleeve 120 and has a contact 131 extending out of the other end of the guide sleeve 120; the first elastic member 140 abuts between the guide sleeve 120 and the guide post 130 for driving the guide post 130 to extend from the guide sleeve 120 so as to make the contact 131 far away from the guide sleeve 120.
Therefore, since the first elastic member 140 abuts between the guide sleeve 120 and the guide post 130 to drive the guide post 130 to extend out from the guide sleeve 120, so as to make the contact 131 far away from the guide sleeve 120, when the keystroke testing device 100 is used to test a circuit by operating the keystroke 20, the contact 131 of the guide post 130 retracts after contacting the keystroke 20 due to being capable of compressing the first elastic member 140, and therefore, the keystroke 20 and the circuit board 10 are not easily damaged, and the device is practical.
Referring to fig. 1, and to fig. 2 and 3, fig. 2 is a schematic structural view of the pressure lever 110 in fig. 1, and fig. 3 is a schematic structural view of the guide sleeve 120 in fig. 1, in some embodiments, the pressure lever 110 is cylindrical, the pressure lever 110 has an inner cavity 111 at least at one end connected to the guide sleeve 120, the inner cavity 111 has an internal thread, the guide sleeve 120 has an external thread at an outer surface connected to one end of the pressure lever 110, and the guide sleeve 120 can be screwed to the pressure lever 110. Therefore, the pressure lever 110 and the guide sleeve 120 can be detachably connected, and the two can be conveniently connected or separated by rotating the guide sleeve 120, so that the first elastic piece 140 in the guide sleeve 120 can be conveniently replaced, for example, the first elastic pieces 140 with different rigidities can be replaced, and the device is suitable for different test scenes and is practical.
It is understood that, in some embodiments, with reference to fig. 1 and fig. 2 and fig. 5, fig. 5 is a schematic structural view of the press cap in fig. 1, the inner cavity 111 of the press rod 110 penetrates through the rod body of the press rod 110, so that an inner thread may be further provided at the left end of the press rod 110, thereby a press cap 150 may be mounted at the end of the press rod 110, the press cap 150 has a threaded hole 151, which may be mounted at the end of the press rod 110 by a fastener, so that the right rod body of the press rod 110 is further integrally provided with a first end 112, the outer diameter of the first end 112 is larger than the outer diameter of the rod body, thereby the press rod 110 may be made into a dumbbell shape by cooperating with the press cap 150, thereby a second elastic member 160 may be sleeved on the middle rod body, and the second elastic member 160 abuts between the press cap 150 and the press rod 110. In some embodiments, the second elastic member 160 is a coil spring, which facilitates the installation of the shaft of the pressing rod 110.
Therefore, referring to fig. 6, when the key press testing device 100 of the present embodiment is installed on a testing machine, the testing connection board 30 of the testing machine may be disposed between the first end 112 and the second elastic member 160, so that when the pressing cap 150 is driven by a driving device, such as an air cylinder, and the pressing cap 150 is acted by the elastic force of the second elastic member 160 during the movement of the key press testing device 100 relative to the connection board 30, after the driving device is separated from the pressing cap 150, the second elastic member 160 may reset the key press testing device 100 for retesting.
Referring to fig. 1, in conjunction with fig. 4, fig. 4 is a schematic structural view of the guide post of fig. 1, and in some embodiments, the guide sleeve 120 is provided with a second end 122 at one end of the connecting rod 110, i.e., the left end of the guide sleeve 120, and the outer surface of the second end 122 is provided with external threads, so that it can be easily detachably connected with the connecting rod 110. Because the guide post 130 is nested in the guide sleeve 120, a limiting part 170 is arranged at one end of the guide post 130 opposite to the contact 131, namely the left end of the guide post 130, and the limiting part 170 can be in limiting fit with the end part of the guide sleeve 120, so that the contact 131 extends out of the guide sleeve 120 by a set distance. In this way, when the plunger 110 is connected to the guide sleeve 120, the left side of the guide post 130 and the stopper 170 thereon are accommodated in the inner cavity 111 of the plunger 110 and can move therein.
In some embodiments, the position-limiting portion 170 is a snap ring, and referring to fig. 4, a mounting groove 132 for mounting the snap ring is provided on the guide pillar 130, so that the position-limiting portion 170 is a separate component, and the guide pillar 130 can be easily detached from the guide sleeve 120 by removing the snap ring to replace the first elastic member 140. In some embodiments, the snap ring is an E-type snap ring, which can be easily installed.
Referring to fig. 3, in some embodiments, the cavity 121 of the guide sleeve 120 is formed by a stepped hole having a step 123, one end of the first elastic member 140 abuts on the step 123, one side of the guide post 130 facing the step 123 has a shoulder 133, and the other end of the first elastic member 140 abuts on the shoulder 133. In some embodiments, the first elastic member 140 is a coil spring, which is convenient to use.
Referring to fig. 1, in some embodiments, the key press testing device 100 further includes a guide support 180, the guide support 180 is nested in the cavity 121 at the right end of the guide sleeve 120, specifically, the cavity 121 has a second step 124 at the right side, the guide support 180 is nested in the cavity 121 by the second step 124, and the guide pillar 130 is nested in the guide support 180, so as to avoid the guide pillar 130 from shaking. In some embodiments, the guide support 180 is an oilless bushing.
Referring to fig. 1, in some embodiments, the keystroke testing device 100 further includes a flexible sleeve 190, and the flexible sleeve 190 is sleeved on the contact 131, so that the flexible sleeve 190 contacts the keystroke 20, and the surface of the keystroke 20 is not easily damaged. In some embodiments, the flexible sleeve 190 is a rubber sleeve.
Referring to fig. 1 and 4, the contact 131 of the guide post 130 is provided with an external thread, and the flexible sleeve 190 is provided with an internal thread, so that the flexible sleeve 190 can be mounted on the contact 131 in a threaded manner, which is very convenient.
In the description herein, references to the description of "some embodiments" mean that a particular feature, structure, material, or characteristic described in connection with the embodiment or example is included in at least one embodiment or example of the invention. In this specification, the schematic representations of the terms used above do not necessarily refer to the same embodiment or example. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or examples.
While embodiments of the present invention have been shown and described, it will be understood by those of ordinary skill in the art that: various changes, modifications, substitutions and alterations can be made to the embodiments without departing from the principles and spirit of the invention, the scope of which is defined by the claims and their equivalents.
Claims (10)
1. Beat key-press testing arrangement, its characterized in that includes:
a pressure lever;
the guide sleeve is limited with a cavity with openings at two ends, and one end of the guide sleeve is connected with the pressure rod;
the guide post is nested in the guide sleeve and is provided with a contact extending out of the other end of the guide sleeve;
the first elastic piece is abutted between the guide sleeve and the guide column and used for driving the guide column to extend out of the guide sleeve so as to enable the contact to be far away from the guide sleeve.
2. The keystroke testing device of claim 1, wherein the pressure bar is provided with an inner cavity at least at one end connected with the guide sleeve, the inner cavity is provided with an internal thread, the guide sleeve is provided with an external thread at the outer surface at one end connected with the pressure bar, and the guide sleeve can be connected with the pressure bar in a threaded manner.
3. The keystroke testing device of claim 2, wherein a limiting part is provided at an end of the guide post opposite to the contact, and the limiting part can be in limiting fit with an end of the guide sleeve, so that the contact protrudes out of the guide sleeve by a set distance.
4. The keystroke testing device of claim 3, wherein the limiting portion is a snap ring nested in the guide post.
5. The key press test device of claim 1, wherein the cavity is formed by a stepped hole having a step, one end of the first elastic member abuts against the step, one side of the guide post facing the step has a shoulder, and the other end of the first elastic member abuts against the shoulder.
6. The keystroke testing device of claim 1, further comprising a guide support nested in a cavity at the other end of the guide sleeve, the guide post being nested in the guide support.
7. The key stroke test device of claim 6 wherein said guide support is an oilless bushing.
8. The key press test device of claim 1, further comprising a flexible sleeve that is sleeved over the contact.
9. The key stroke test device of claim 1 further comprising a compression cap attached to an end of the compression bar.
10. The key press test device of claim 9, further comprising a second elastic member abutting between the press cap and the press rod.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022662785.2U CN213874916U (en) | 2020-11-17 | 2020-11-17 | Press key testing device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022662785.2U CN213874916U (en) | 2020-11-17 | 2020-11-17 | Press key testing device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN213874916U true CN213874916U (en) | 2021-08-03 |
Family
ID=77056727
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202022662785.2U Active CN213874916U (en) | 2020-11-17 | 2020-11-17 | Press key testing device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN213874916U (en) |
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2020
- 2020-11-17 CN CN202022662785.2U patent/CN213874916U/en active Active
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