CN212111679U - Detection equipment for membrane switch - Google Patents

Abstract

The utility model discloses a film switch's check out test set, include the main part, press the piece and detect the joint, first rotating electrical machines is installed to the outside one side bottom of main part, the output shaft top welding of first rotating electrical machines has first lead screw, the first lantern ring has been cup jointed on the first lead screw, first lantern ring one side is equipped with the second lead screw, the second lantern ring has been cup jointed on the second lead screw, the signal box is installed to the inside one side of main part, signal box both ends electric connection has the wire, wire other end electric connection has the detection joint, electric telescopic handle is installed at the inside top of main part, electric telescopic handle has the connecting plate in the welding of bottom, the welding of connecting plate has the press the piece. The utility model discloses can realize the automated inspection to every button of membrane switch, need not manual operation, labour saving and time saving. A plurality of membrane switches can be detected at one time; and the detection result does not need to be observed and recorded manually, so that the detection efficiency is improved, and the human resources are saved.

Description

Detection equipment for membrane switch

Technical Field

The utility model relates to a membrane switch produces technical field, especially relates to a membrane switch's check out test set.

Background

The membrane switch is an operating system integrating a key function, an indicating element and an instrument panel, under normal conditions, the upper contact and the lower contact of the membrane switch are in a disconnected state, the membrane switch is pressed down, and a metal elastic sheet of an upper circuit is downwards contacted with an elastic sheet groove of a lower circuit to form a loop and trigger signals.

The detection method for the membrane switch in the prior art mainly detects whether the membrane switch deviates or not and whether a loop can be formed or not by manually pressing each product, and the method consumes a large amount of manpower, has overlong detection time and lower efficiency; the part adopts check out test set to detect, but current check out test set once only can detect a membrane switch, and need artifical observation and note down switch testing result during the detection, detection efficiency is low, still wastes manpower resources when the record result.

An effective solution to the problems in the related art has not been proposed yet.

SUMMERY OF THE UTILITY MODEL

The utility model aims at solving the shortcoming that exists among the prior art, and the check out test set of a membrane switch who proposes.

In order to achieve the above purpose, the utility model adopts the following technical scheme:

the detection device of the membrane switch comprises a main body, a pressing block and a detection joint, wherein a first rotating motor is arranged at the bottom of one side of the outer part of the main body, an output shaft of the first rotating motor extends into the main body, a first screw rod is welded at the top end of the output shaft of the first rotating motor, a first lantern ring is sleeved on the first screw rod, a second screw rod is arranged on one side of the first lantern ring, the second screw rod is rotatably connected with the side surface of the first lantern ring, a second lantern ring is sleeved on the second screw rod, signal boxes are arranged on one side in the main body, the number of the signal boxes is the same as that of the second lantern ring, two ends of the signal box are electrically connected with wires, the other end of each wire is electrically connected with a detection joint, electric telescopic handle is installed at the inside top of main part, electric telescopic handle bottom welding has the connecting plate, the welding of connecting plate bottom has the press block.

Preferably, the other end of the second screw rod is connected with an output shaft of a second rotating motor in a welding mode, the output shaft of the second rotating motor penetrates through the side face of the main body, the second rotating motor is located outside the main body, a sliding groove is formed in the outer portion of the main body, and the output shaft of the second rotating motor is connected with the sliding groove in a sliding mode.

Preferably, the surfaces of the first screw rod and the second screw rod are both provided with positive threads, the inner walls of the first lantern ring and the second lantern ring are both provided with negative threads, and the positive threads are matched with the negative threads.

Preferably, the second lantern ring is provided with a plurality of, the second lantern ring is evenly distributed on the second lead screw, and the placing box is welded at the top of the second lantern ring.

Preferably, the number of the pressing blocks is equal to the number of the placing boxes, and the distance between the pressing blocks is equal to the sum of the distance between two adjacent placing boxes and the length of the placing boxes.

Preferably, the display screen is installed at the main part top, the display screen is inlayed in the main part top, display screen and signal box electric connection.

Preferably, the outside one side of main part is equipped with the side door, the side door passes through hinge and main part connection, the welding has the handle on the side door.

The utility model has the advantages that:

1. the utility model drives the pressing block to press the button on the membrane switch through the electric telescopic rod, and then drives the first lead screw to rotate through the first rotating electrical machine, so that the first lantern ring moves on the first lead screw to drive the second lead screw to move, and the membrane switch can move back and forth; the second screw rod is driven to rotate through the second rotating motor, so that the second lantern ring moves on the second screw rod, and the membrane switch can move left and right; the automatic detection of each key of the membrane switch can be realized, the manual operation is not needed, the time and the labor are saved, and the working efficiency is high.

2. The utility model is provided with a plurality of groups of placing boxes and pressing blocks, and can detect a plurality of membrane switches at one time; and the detection joint transmits the detection result of each key to the signal box through the lead and then displays the detection result on the display screen in real time, so that manual observation and recording are not needed, the detection efficiency is improved, and the human resources are saved.

Drawings

Fig. 1 is an internal cross-sectional view of a detection apparatus for a membrane switch according to the present invention;

fig. 2 is an internal top view of a detection apparatus of a membrane switch according to the present invention;

fig. 3 is an external schematic view of the detection apparatus for a membrane switch according to the present invention.

In the figure: 1. an electric telescopic rod; 2. a main body; 3. a connecting plate; 4. a pressing block; 5. a first collar; 6. a first lead screw; 7. placing the box; 8. a second collar; 9. a second lead screw; 10. A second rotating electrical machine; 11. a first rotating electrical machine; 12. a wire; 13. detecting the joint; 14. A signal box; 15. a display screen; 16. a side door; 17. a chute.

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.

Referring to fig. 1-3, a detection device of a membrane switch, comprising a main body 2, a pressing block 4 and a detection joint 13, wherein a first rotating motor 11 is installed at the bottom of one side outside the main body 2, an output shaft of the first rotating motor 11 extends into the main body 2, a first lead screw 6 is welded at the top end of the output shaft of the first rotating motor 11, a first lantern ring 5 is sleeved on the first lead screw 6, a second lead screw 9 is arranged at one side of the first lantern ring 5, the second lead screw 9 is rotatably connected with the side surface of the first lantern ring 5, a second lantern ring 8 is sleeved on the second lead screw 9, signal boxes 14 are installed at one side inside the main body 2, the number of the signal boxes 14 is the same as that of the second lantern ring 8, both ends of the signal boxes 14 are electrically connected with leads 12, the other end of each lead wire 12 is electrically connected with the detection joint 13, an electric telescopic, the bottom of the connecting plate 3 is welded with a pressing block 4.

The utility model discloses in, the output shaft welded connection of the 9 other ends of second lead screw and second rotating electrical machines 10, the output shaft of second rotating electrical machines 10 runs through 2 sides of main part, and second rotating electrical machines 10 is located 2 outsides of main part, and 2 outsides of main part are equipped with spout 17, the output shaft and the 17 sliding connection of spout of second rotating electrical machines 10. The surfaces of the first screw rod 6 and the second screw rod 9 are both provided with positive threads, the inner walls of the first lantern ring 5 and the second lantern ring 8 are both provided with negative threads, and the positive threads are matched with the negative threads. The second lantern ring 8 is provided with a plurality of second lantern rings 8 which are evenly distributed on the second screw rod 9, and the placing box 7 is welded at the top of the second lantern ring 8. The number of the pressing blocks 4 is equal to the number of the placing boxes 7, the distance between the pressing blocks 4 is equal to the sum of the distance between two adjacent placing boxes 7 and the length of the placing boxes 7, and the section size of each pressing block 4 is the same as the size of the membrane switch key. Display screen 15 is installed at 2 tops of main part, and display screen 15 shows in real time and detects data, and display screen 15 inlays in 2 tops of main part, display screen 15 and 14 electric connection of signal box. A side door 16 is arranged on one side of the outer portion of the main body 2, the side door 16 is connected with the main body 2 through a hinge, and a handle is welded on the side door 16.

The working principle is as follows: a side door 16 is opened by a handle, a membrane switch to be detected is placed in the placing box 7, the detection joint 13 is correspondingly connected into the membrane switch, the electric telescopic rod 1 is started to drive the pressing block 4 to descend to press keys on the membrane switch, and the detection joint 13 transmits detection results of the keys to the signal box 14 through the lead 12 and then displays the detection results on the display screen 15 in real time; the electric telescopic rod 1 drives the pressing block 4 to slightly lift up, then a second rotating motor 10 is started to drive a second screw rod 9 to rotate, a second lantern ring 8 is made to move on the second screw rod 9, a membrane switch on the placing box 7 can be made to move until the pressing block 4 is aligned with the next key, then the electric telescopic rod 1 drives the pressing block 4 to descend for pressing, and the first row of keys are tested by repeated operation; then, the first rotating motor 11 is started to drive the first lead screw 6 to rotate, so that the first collar 5 moves on the first lead screw 6 to drive the second lead screw 9 to move, the membrane switch on the placing box 7 is driven to move until the pressing block 4 is aligned with the next row of first keys, the electric telescopic rod 1 drives the pressing block 4 to descend to press, and the next row of keys are tested by repeated operation; and repeating the operation again in sequence to test all keys of the membrane switch.

Having shown and described the basic principles and essential features of the invention and advantages thereof, it will be apparent to those skilled in the art that the invention is not limited to the details of the foregoing exemplary embodiments, but is capable of other specific forms without departing from the spirit or essential characteristics thereof, and it is therefore intended that the embodiments be considered as exemplary and not limiting in any way, since the scope of the invention is defined by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein and are therefore not to be embraced therein by any reference numerals in the claims.

Furthermore, it should be understood that although the present description refers to embodiments, not every embodiment may contain only a single embodiment, and such description is for clarity only, and those skilled in the art should integrate the description, and the embodiments may be combined as appropriate to form other embodiments understood by those skilled in the art.

Claims (7)

1. The detection equipment of the membrane switch comprises a main body (2), a pressing block (4) and a detection joint (13), and is characterized in that a first rotating motor (11) is installed at the bottom of one side of the outside of the main body (2), an output shaft of the first rotating motor (11) extends into the inside of the main body (2), a first lead screw (6) is welded at the top end of the output shaft of the first rotating motor (11), a first lantern ring (5) is sleeved on the first lead screw (6), a second lead screw (9) is arranged at one side of the first lantern ring (5), the second lead screw (9) is rotatably connected with the side surface of the first lantern ring (5), a second lantern ring (8) is sleeved on the second lead screw (9), signal boxes (14) are installed at one side of the inside of the main body (2), the number of the signal boxes (14) is the same as that of the second lantern ring (8), and wires (12) are electrically connected with two ends of the signal boxes (14), wire (12) other end electric connection has detection joint (13), electric telescopic handle (1) is installed at the inside top of main part (2), electric telescopic handle (1) bottom welding has connecting plate (3), connecting plate (3) bottom welding has pressing block (4).

2. The detection device of the membrane switch according to claim 1, wherein the other end of the second lead screw (9) is connected with an output shaft of a second rotating motor (10) in a welding manner, the output shaft of the second rotating motor (10) penetrates through the side surface of the main body (2), the second rotating motor (10) is located outside the main body (2), a sliding groove (17) is formed outside the main body (2), and the output shaft of the second rotating motor (10) is connected with the sliding groove (17) in a sliding manner.

3. The membrane switch detection device according to claim 1, wherein the first lead screw (6) and the second lead screw (9) are provided with positive threads on the surfaces, the first sleeve ring (5) and the second sleeve ring (8) are provided with negative threads on the inner walls, and the positive threads and the negative threads are matched.

4. The membrane switch detection device according to claim 1, wherein a plurality of second collars (8) are provided, the second collars (8) are uniformly distributed on the second screw rod (9), and the placing boxes (7) are welded on the tops of the second collars (8).

5. The membrane switch detection device according to claim 1 or 4, characterized in that the number of the pressing blocks (4) is equal to the number of the placing boxes (7), and the distance between the pressing blocks (4) is equal to the sum of the distance between two adjacent placing boxes (7) and the length of the placing boxes (7).

6. The membrane switch detection device according to claim 1, wherein a display screen (15) is mounted on the top of the main body (2), the display screen (15) is embedded on the top of the main body (2), and the display screen (15) is electrically connected with the signal box (14).

7. The membrane switch detection device according to claim 1, wherein a side door (16) is arranged on one side of the outer portion of the main body (2), the side door (16) is connected with the main body (2) through a hinge, and a handle is welded on the side door (16).

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