CN218445922U - Shell fragment switches on testing arrangement - Google Patents
Shell fragment switches on testing arrangement Download PDFInfo
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- CN218445922U CN218445922U CN202222316872.1U CN202222316872U CN218445922U CN 218445922 U CN218445922 U CN 218445922U CN 202222316872 U CN202222316872 U CN 202222316872U CN 218445922 U CN218445922 U CN 218445922U
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- transmission rod
- elastic sheet
- circuit board
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Abstract
The utility model discloses a shell fragment conduction testing device, include: the base is fixedly provided with a supporting seat; the supporting seat is fixedly provided with a control device; a pressing device is fixedly arranged on the driving end of the control device; the base is also detachably provided with a circuit board, the top surface of the circuit board is provided with a first metal contact, and the top surface of the circuit board is also provided with three second metal contacts; three indicator lights are also arranged on the base and are respectively and electrically connected with the three second metal contacts; to sum up, the utility model discloses a set up the circuit board on the base, set up first metal contact and three second metal contact on the circuit board, under the condition that compression fittings pushed down, can directly correspond the contact of metal shrapnel and press on three second metal contact, when the three branch homoenergetic of metal shrapnel switched on, the three pilot lamp that corresponds on the base just can correspond bright, the utility model discloses a test efficiency is high, the test result is accurate and stable.
Description
Technical Field
The utility model relates to a check out test set technical field, concretely relates to shell fragment conduction testing device.
Background
In the prior art, the metal elastic sheet is mainly made of stainless steel materials, is an important component of a switch device, is mainly used for a film switch of a rigid board such as a printed circuit board and the like, and can provide good tactile feedback for a user by virtue of the rebound property of the metal materials.
The existing elastic sheet is usually formed by punching in the processing process, so that the elastic sheet is easily broken slightly in the punching process, or the shape of the elastic sheet is not accordant with the preset shape, and after the elastic sheet is arranged on a switch, the elastic sheet cannot deform according to the preset design and cannot be switched on. Therefore, the conduction test of the elastic sheet is required after the elastic sheet is processed.
As shown in fig. 1-3, a triangular three-contact metal spring, there is no special testing device for the metal spring in this shape in the market at present, the metal spring has three separate contacts, a conduction test needs to be performed for each contact in the testing process, the testing efficiency is low, and the production requirements of the metal spring are difficult to meet.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to disclose a shell fragment conduction testing device, solved current production process, to the problem that conduction test efficiency is low of the three contact metal shrapnels of specific model.
In order to achieve the above purpose, the utility model adopts the following technical scheme:
an elastic sheet conduction testing device comprises: the base is fixedly provided with a supporting seat; the supporting seat is fixedly provided with a control device; a pressing device used for deforming the metal elastic sheet is fixedly arranged on the driving end of the control device; the base is also detachably provided with a circuit board, the top surface of the circuit board is provided with a first metal contact which can be electrically connected with the fixed end of the metal elastic sheet, and the top surface of the circuit board is also provided with three second metal contacts which can be abutted against the movable end of the metal elastic sheet; and the base is also provided with three indicator lights which are respectively electrically connected with the three second metal contacts.
Optionally, the control device includes a limiting seat, a wrench, a first transmission rod and a second transmission rod; the limiting seat is fixedly arranged on the supporting seat, one end of the wrench is rotatably arranged on the limiting seat, one end of the first transmission rod is rotatably connected with the wrench, the second transmission rod is slidably arranged on the limiting seat, the other end of the first transmission rod is rotatably connected with the top end of the second transmission rod, and the bottom end of the second transmission rod is fixedly connected with the pressing device.
Optionally, a sleeve is further arranged on the limiting seat, the second transmission rod is slidably arranged in the sleeve, and the bottom end of the second transmission rod penetrates through the sleeve and then is fixedly connected with the pressing device.
Optionally, compression fittings includes the connecting block, the top of connecting block and the bottom fixed connection of second transfer line, the bottom detachably of connecting block is provided with the briquetting, the bottom of briquetting is equipped with two limiting plates that are used for preventing metal shrapnel to the skew of both sides.
Optionally, the first connecting rod is arc-shaped.
Optionally, a rubber sleeve is further arranged at the free end of the wrench.
Optionally, the portable terminal further comprises a power adapter, and the power adapter is electrically connected with the base.
Optionally, the circuit board is further provided with two limiting grooves for inserting the positioning pins of the metal elastic sheet, and the two limiting grooves are respectively arranged on two sides of the first metal contact; and under the condition that the two positioning pins of the metal elastic sheet are correspondingly inserted into the two limiting grooves one by one, the fixed end of the metal elastic sheet is electrically connected with the first metal contact.
Compared with the prior art, the beneficial effects of the utility model are that:
the utility model provides a shell fragment conduction testing device, include: the base is fixedly provided with a supporting seat; the supporting seat is fixedly provided with a control device; a pressing device for deforming the metal elastic sheet is fixedly arranged on the driving end of the control device; the base is also detachably provided with a circuit board, the top surface of the circuit board is provided with a first metal contact which can be electrically connected with the fixed end of the metal elastic sheet, and the top surface of the circuit board is also provided with three second metal contacts which can be abutted against the movable end of the metal elastic sheet; the base is also provided with three indicator lights which are respectively and electrically connected with the three second metal contacts; to sum up, the utility model discloses a set up the circuit board on the base, set up first metal contact and three second metal contact on the circuit board, under the condition that compression fittings pushed down, can directly correspond the contact of metal shrapnel and press on three second metal contact, when the three branch of metal shrapnel all can switch on, the three pilot lamp that corresponds on the base just can correspond bright, the utility model discloses a test efficiency is high, the test result is accurate and stable.
Drawings
In order to more clearly illustrate the technical solutions in the embodiments of the present invention, the drawings needed to be used in the description of the embodiments will be briefly introduced below, and 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 these drawings without inventive effort.
Fig. 1 is a front view of a metal dome tested by the present invention;
fig. 2 is a top view of the metal dome tested by the present invention;
fig. 3 is a left side view of the metal dome tested by the present invention;
fig. 4 is a schematic perspective view of a device for testing conduction of a spring plate according to the present invention;
FIG. 5 is a schematic top view of a circuit board;
in the figure, 1, a base; 11. an indicator light; 2. a supporting seat; 31. a limiting seat; 32. a wrench; 33. a first drive lever; 34. a second transmission rod; 35. a sleeve; 36. a rubber sleeve; 41. connecting blocks; 42. briquetting; 43. a limiting plate; 5. a circuit board; 51. a first metal contact; 52. a second metal contact; 53. a limiting groove; 6. a metal spring sheet; 61. and a positioning foot.
Detailed Description
In the present invention, unless otherwise explicitly specified or limited, the terms "mounted," "connected," "secured," and the like are to be construed broadly, e.g., as being fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the present invention can be understood according to specific situations by those skilled in the art. 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 to implicitly indicate the number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include one or more of that feature.
In the present disclosure, unless expressly stated or limited otherwise, the first feature "on" or "under" the second feature may comprise direct contact between the first and second features, or may comprise contact between the first and second features not directly. Also, the first feature being "on," "above" and "over" the second feature includes the first feature being directly on and obliquely above the second feature, or merely indicating that the first feature is at a higher level than the second feature. A first feature being "under," "below," and "beneath" a second feature includes the first feature being directly under and obliquely below the second feature, or simply meaning that the first feature is at a lesser elevation than the second feature. The terms "vertical," "horizontal," "left," "right," "up," "down," and the like are used for descriptive purposes only and are not intended to indicate or imply that the referenced device or element must be in a particular orientation, constructed and operated, and therefore should not be construed as limiting the present invention.
The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the 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.
Example one
As shown in fig. 1-5, a device for testing conduction of a spring plate comprises: the device comprises a base 1, wherein a supporting seat 2 is fixedly arranged on the base 1; a control device is fixedly arranged on the supporting seat 2; a pressing device for deforming the metal elastic sheet 6 is fixedly arranged on the driving end of the control device; the base 1 is also detachably provided with a circuit board 5, the top surface of the circuit board 5 is provided with a first metal contact 51 which can be electrically connected with the fixed end of the metal elastic sheet 6, and the top surface of the circuit board 5 is also provided with three second metal contacts 52 which can be abutted against the movable end of the metal elastic sheet 6; the base 1 is further provided with three indicator lights 11, and the three indicator lights 11 are respectively electrically connected with the three second metal contacts 52.
Particularly, as shown in fig. 1, the utility model discloses metal shrapnel 6 that aims at is triangular metal shrapnel 6, and metal shrapnel 6 includes a stiff end and three free end, is provided with the circular contact that a punching press formed on the three free end respectively, and this kind of circular contact can effectively reduce metal shrapnel 6's area of contact, avoids contact surface position department to have the dust to lead to contact failure.
In the actual testing process, need switch on the test respectively to the free end of three metal shrapnel 6, install metal shrapnel 6's stiff end on base 1 circuit board 5, the stiff end is connected with the first metal contact 51 electricity on the circuit board 5, supporting seat 2 provides the positioning action, controlling means on supporting seat 2 can drive compression fittings under people's control and reciprocate, compression fittings moves down, produce pressure to placing the metal shrapnel 6 on circuit board 5, so that metal shrapnel 6 takes place to warp, make the contact of the free end of sheetmetal and the mutual butt of second metal contact 52 on the circuit board 5, in order to realize switching on of test circuit. Those skilled in the art can know, base 1 is inside still to be equipped with circuit arrangement, mainly used connects power adapter, circuit board 5 and pilot lamp 11 at base 1 top, in order to test metal shrapnel 6, can regard metal shrapnel 6 as the switch, circuit board 5 is connected with the inside circuit electricity of base 1, and link to each other with pilot lamp 11 through the inside circuit of base 1, like this under the condition of the mutual butt of second metal contact 52 on the free end of metal shrapnel 6 and the circuit board 5, just can make the internal circuit switch on, and then make pilot lamp 11 on the base 1 light, so as to prove that metal shrapnel 6 can switch on, accord with the requirement of product. Only when the three indicator lights 11 on the base 1 are all lighted can the three free ends of the metal elastic sheet 6 be proved to be all in accordance with the requirements. The circuit board 5 can be dismantled with base 1 and be connected, circuit board 5 divide into two sides from top to bottom, the bottom surface of circuit board 5 and the electricity between the base 1 are connected, can realize through the electricity between the metal contact, 5 top surfaces of circuit board are used for being connected with metal shrapnel 6 electricity, the distribution of the metal contact of 5 top surfaces of circuit board can be according to the difference of the shape of metal shrapnel 6, correspond the position that sets up first metal contact 51 and second metal contact 52, like this through changing circuit board 5, can carry out the conduction test to different metal shrapnel 6.
Further, the control device comprises a limiting seat 31, a wrench 32, a first transmission rod 33 and a second transmission rod 34; the limiting seat 31 is fixedly arranged on the supporting seat 2, one end of the wrench 32 is rotatably arranged on the limiting seat 31, one end of the first transmission rod 33 is rotatably connected with the wrench 32, the second transmission rod 34 is slidably arranged on the limiting seat 31, the other end of the first transmission rod 33 is rotatably connected with the top end of the second transmission rod 34, and the bottom end of the second transmission rod 34 is fixedly connected with the pressing device.
Specifically, one end of the wrench 32 is rotatably disposed on the limit seat 31, and the first transmission rod 33 is rotatably connected to the second transmission rod 34 and the wrench 32, respectively, such that when the wrench 32 rotates around the connection position with the limit seat 31, one end of the first transmission rod 33 is driven to perform a circular motion, and the other end of the first transmission rod 33 generates a pushing force or a pulling force on the second transmission rod 34, and since the second transmission rod 34 is slidably disposed on the limit seat 31, that is, the second transmission rod 34 can only perform a reciprocating motion along a predetermined direction, the circular motion of the wrench 32 is converted into a linear motion of the second transmission rod 34.
Further, a sleeve 35 is further arranged on the limiting seat 31, the second transmission rod 34 is slidably arranged in the sleeve 35, and the bottom end of the second transmission rod 34 penetrates through the sleeve 35 and then is fixedly connected with the pressing device.
Specifically, the sleeve 35 can limit the position of the second transmission rod 34, so as to prevent the second transmission rod 34 from shifting during the reciprocating movement.
Further, the pressing device comprises a connecting block 41, the top of the connecting block 41 is fixedly connected with the bottom of the second transmission rod 34, a pressing block 42 is detachably arranged at the bottom of the connecting block 41, and two limiting plates 43 used for preventing the metal elastic sheet 6 from shifting to two sides are arranged at the bottom of the pressing block 42.
Specifically, the pressing block 42 is connected with the connecting block 41 by screws, and the metal elastic sheet 6 has different models and different shapes and different heights according to actual needs, so that the pressing block 42 with different thicknesses (i.e., heights) needs to be replaced in order to test different metal elastic sheets 6 correspondingly, so that the pressing block 42 can completely press the metal elastic sheet 6 downwards, and the situation that the pressing block 42 cannot touch the metal elastic sheet 6 due to insufficient thickness is avoided.
Further, the first connecting rod is arc-shaped. Compare the connecting rod of bar, curved connecting rod has wideer cross-sectional area, can avoid taking place deformation in the use.
Further, in order to improve the comfort of holding and to prevent the wrench 32 from slipping during use, a rubber sleeve 36 is provided at the free end of the wrench 32.
Further, a power adapter (not shown) is included, which is electrically connected to the base 1, and in particular, is used to supply power to the base.
Furthermore, the circuit board 5 is further provided with two limiting grooves 53 for the insertion of the positioning pins 61 of the metal elastic sheet 6, and the two limiting grooves 53 are respectively arranged on two sides of the first metal contact 51; under the condition that the two positioning pins 61 of the metal elastic sheet 6 are correspondingly inserted into the two limiting grooves 53 one by one, the fixed end of the metal elastic sheet 6 is electrically connected with the first metal contact 51.
Furthermore, the base 1 is also provided with a supporting block, and the supporting block is arranged right below the pressing device. Particularly, the supporting shoe can be dismantled to connect and set up on base 1, when needs, puts the supporting shoe on base 1, when not needing or need to change, takes the supporting shoe off base 1, then puts new supporting shoe on base 1, and the supporting shoe mainly used provides limiting displacement for compression fittings, avoids compression fittings to excessively push down, leads to metal shrapnel 6 excessively to deform and unable resilience.
To sum up, the utility model discloses a metal shrapnel 6 conduction testing device is provided, with the triangle-shaped metal shrapnel 6 of three contacts, put on the corresponding position of circuit board 5, pull controlling means downwards, drive compression fittings and remove downwards, push down and accomplish the back, observe whether three pilot lamp 11 on the base 1 lights, can judge whether the three contact of metal shrapnel 6 can correspond and switch on, the utility model discloses an equipment can test metal shrapnel 6's conductivity to metal shrapnel 6 high-efficiently, and a motion can test the conductivity of metal shrapnel's three contact, and efficiency of software testing is high, can also avoid the contact failure that metal shrapnel 6 exists, can not switch on the scheduling problem.
The present invention is not limited to the above embodiment, and various modifications and variations of the present invention are also intended to be included within the scope of the claims and the equivalent technical scope of the present invention if they do not depart from the spirit and scope of the present invention.
Claims (8)
1. The utility model provides a shell fragment conduction testing device which characterized in that includes: the base is fixedly provided with a supporting seat;
a control device is fixedly arranged on the supporting seat; a pressing device for deforming the metal elastic sheet is fixedly arranged on the driving end of the control device;
the base is also detachably provided with a circuit board, the top surface of the circuit board is provided with a first metal contact which can be electrically connected with the fixed end of the metal elastic sheet, and the top surface of the circuit board is also provided with three second metal contacts which can be abutted against the movable end of the metal elastic sheet;
and the base is also provided with three indicator lights which are respectively electrically connected with the three second metal contacts.
2. The shrapnel conduction testing device according to claim 1, wherein the control device comprises a limiting seat, a wrench, a first transmission rod and a second transmission rod; the limiting seat is fixedly arranged on the supporting seat, one end of the wrench is rotatably arranged on the limiting seat, one end of the first transmission rod is rotatably connected with the wrench, the second transmission rod is slidably arranged on the limiting seat, the other end of the first transmission rod is rotatably connected with the top end of the second transmission rod, and the bottom end of the second transmission rod is fixedly connected with the pressing device.
3. The elastic sheet conduction testing device according to claim 2, wherein a sleeve is further arranged on the limiting seat, the second transmission rod is slidably arranged in the sleeve, and the bottom end of the second transmission rod penetrates through the sleeve and then is fixedly connected with the pressing device.
4. The elastic sheet conduction testing device according to claim 3, wherein the pressing device comprises a connecting block, the top of the connecting block is fixedly connected with the bottom of the second transmission rod, a pressing block is detachably arranged at the bottom of the connecting block, and two limiting plates for preventing the metal elastic sheet from shifting towards two sides are arranged at the bottom of the pressing block.
5. The device of claim 4, wherein the first connecting rod is arc-shaped.
6. The device for testing conduction of an elastic sheet according to any one of claims 2 to 5, wherein a rubber sleeve is further arranged at the free end of the wrench.
7. The shrapnel conduction testing device according to claim 1, further comprising a power adapter, wherein the power adapter is electrically connected with the base.
8. The spring plate conduction testing device according to claim 1, wherein the circuit board is further provided with two limiting grooves for inserting the positioning pins of the metal spring plate, and the two limiting grooves are respectively arranged on two sides of the first metal contact; and under the condition that the two positioning pins of the metal elastic sheet are correspondingly inserted into the two limiting grooves one by one, the fixed end of the metal elastic sheet is electrically connected with the first metal contact.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202222316872.1U CN218445922U (en) | 2022-08-31 | 2022-08-31 | Shell fragment switches on testing arrangement |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202222316872.1U CN218445922U (en) | 2022-08-31 | 2022-08-31 | Shell fragment switches on testing arrangement |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN218445922U true CN218445922U (en) | 2023-02-03 |
Family
ID=85098035
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202222316872.1U Active CN218445922U (en) | 2022-08-31 | 2022-08-31 | Shell fragment switches on testing arrangement |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN218445922U (en) |
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2022
- 2022-08-31 CN CN202222316872.1U patent/CN218445922U/en active Active
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