CN214473713U

CN214473713U - Pedal switch's breakdown test fixture

Info

Publication number: CN214473713U
Application number: CN202023070173.0U
Authority: CN
Inventors: 陈泓吉; 黄裕江
Original assignee: Dufoni Engineering Mechanical (suzhou) Co ltd
Current assignee: Dufoni Engineering Mechanical (suzhou) Co ltd
Priority date: 2020-12-18
Filing date: 2020-12-18
Publication date: 2021-10-22
Anticipated expiration: 2030-12-18

Abstract

The utility model provides a foot switch's breakdown test fixture, includes tool bottom plate, foot switch, pedal push rod and push rod supporting seat, foot switch and push rod supporting seat are all fixed to be set up on the tool bottom plate, pedal push rod passes the push rod supporting seat to pedal push rod and push rod supporting seat sliding connection, pedal push rod passes the one end of push rod supporting seat can offset with foot switch's pedal. The utility model discloses a pedal switch's breakdown test fixture, structural design is reasonable, convenient to use, the pedal push rod of this tool can be connected with automatic drive arrangement to the pedal push rod level pressure pedal of automatic promotion, thereby realize the closure of switch, survey stability and improve greatly, thereby can obtain the stable test of product service parameter; meanwhile, manual detection is replaced, labor cost can be reduced, manpower is saved, and personal safety of operators is guaranteed.

Description

Pedal switch's breakdown test fixture

Technical Field

The utility model belongs to the technical field of the injection molding manufacturing, specifically, relate to a foot switch's breakdown test fixture.

Background

The foot switch can be used for switching on and off the operation circuit by stepping on or stepping on the foot switch, and can also be used for controlling the switch of the output current. The foot switch is a switch for controlling the on-off of a circuit by stepping or treading on the foot switch, and is used in a control circuit which can not be touched by two hands to replace the two hands to achieve the purpose of operation. The foot switch is widely applied to medical instruments, stamping equipment, welding equipment, textile equipment and printing machinery.

In the electronic industry, for example, in the arrangement of small diamond and terminal machines, there are automatic and inching, and the inching is to use a foot switch. Step on the pedal for a certain stroke. A simple foot switch is in fact a built-in travel switch, which is actuated when the foot gives a signal. When the foot switch works, certain rated parameters exist, when the use condition changes, the current or the voltage in the circuit changes, and the controlled switch element is difficult to avoid the failure conditions of breakdown, open circuit and the like in the use process. After the switch fails, the normal operation of the equipment can be influenced, even serious faults such as short circuit and the like can be caused, and the safety of the equipment and the personal safety is endangered.

Therefore, a tool for detecting the foot switch is needed.

SUMMERY OF THE UTILITY MODEL

Utility model purpose: the utility model aims at providing a foot switch's breakdown test fixture, the foot switch production preparation among the solution prior art is accomplished the back, does not carry out effectual detection to foot switch's breakdown, the problem of the actual overvoltage situation of unable simulation foot switch.

The technical scheme is as follows: the utility model provides a foot switch's breakdown test fixture, including tool bottom plate, foot switch, pedal push rod and push rod supporting seat, foot switch and push rod supporting seat are all fixed to be set up on the tool bottom plate, pedal push rod passes the push rod supporting seat to pedal push rod and push rod supporting seat sliding connection, pedal push rod passes the one end of push rod supporting seat and can offset with foot switch's pedal.

Further, foretell foot switch's breakdown test fixture, foot switch includes pedal, switch shell body, inductive switch, inductive probe and spring, the switch shell body is fixed to be set up on the tool bottom plate to the switch shell body is located one side of push rod supporting seat, pedal and the terminal surface that the switch shell body is close to the push rod supporting seat are articulated, inductive switch is fixed to be set up in the switch shell body, inductive probe and spring all set up on the switch shell body is close to the lateral wall of push rod supporting seat to the spring housing is established on inductive probe's outer wall, the lateral wall of push rod supporting seat is stretched out respectively at inductive probe's both ends, inductive probe stretches out the tip and the pedal counterbalance of switch shell body, inductive probe is located the tip of switch shell body and can communicates or breaks off with inductive switch.

Further, foretell foot switch's breakdown test fixture, be equipped with the probe supporting seat on the lateral wall that the switch shell body is close to the push rod supporting seat, be equipped with probe supporting sleeve in the probe supporting seat, response probe and spring all set up and put in the probe supporting sleeve to the both ends of response probe are stretched out from probe supporting sleeve respectively.

Further, foretell foot switch's breakdown test fixture, the probe supports the cover and is cylindrical to the inside that the probe supported the cover is equipped with circular recess, the spring sets up in circular recess to the spring is kept away from pedaled tip and the inner wall of circular recess and is supported, the outer wall that the inductive probe is located circular recess is equipped with annular boss, the spring is close to pedaled tip and annular boss and supports.

Further, foretell foot switch's breakdown test fixture, be equipped with pedal switching supporting seat on the switch shell body is close to pedal lateral wall, be equipped with the pivot on the pedal, pivot and pedal switching supporting seat are articulated.

Furthermore, foretell foot switch's breakdown test fixture, be equipped with the pedal push pedal on pedal lower terminal surface, the terminal surface that the pedal push pedal is close to the switch shell body offsets with the tip that the response probe stretches out the switch shell body.

Furthermore, according to the breakdown testing jig for the pedal switch, the pedal push rod is rectangular and long.

Furthermore, according to the breakdown testing jig for the pedal switch, the first through hole is formed in the push rod supporting seat, and the pedal push rod can penetrate through the first through hole.

Above-mentioned technical scheme can find out, the utility model discloses following beneficial effect has: the utility model discloses a pedal switch's breakdown test fixture, structural design is reasonable, convenient to use, the pedal push rod of this tool can be connected with automatic drive arrangement to the pedal push rod level pressure pedal of automatic promotion, thereby realize the closure of switch, survey stability and improve greatly, thereby can obtain the stable test of product service parameter; meanwhile, manual detection is replaced, so that the labor cost can be reduced, the labor is saved, and the personal safety of operators is ensured; in addition, the jig can circularly and repeatedly push the pedal push rod, so that the pedal push rod continuously presses and releases the pedal switch, the service life of the pedal is tested, the service life of the pedal switch can meet the expected requirement, and automatic testing is realized.

Drawings

Fig. 1 is a schematic structural view of the pedal switch when the breakdown testing fixture switch is closed;

fig. 2 is a schematic structural view of the pedal switch when the breakdown testing jig switch is turned on;

fig. 3 is a first cross-sectional view of the breakdown testing jig of the foot switch of the present invention;

fig. 4 is a cross-sectional view of a breakdown testing jig of the foot switch of the present invention;

fig. 5 is a third cross-sectional view of the breakdown testing fixture of the foot switch of the present invention.

In the figure: the jig comprises a jig base plate 1, a foot switch 2, a foot pedal 21, a switch outer shell 22, an inductive switch 23, an inductive probe 24, a spring 25, a probe supporting seat 26, a probe supporting sleeve 27, a circular groove 28, an annular boss 29, a foot pedal switching supporting seat 210, a rotating shaft 211, a foot pedal push plate 212, a foot pedal push rod 3, a push rod supporting seat 4 and a first through hole 41.

Detailed Description

Reference will now be made in detail to embodiments of the present invention, examples of which are illustrated in the accompanying drawings, wherein like reference numerals refer to the same or similar elements or elements having the same or similar function throughout. The embodiments described below with reference to the drawings are exemplary and intended to be used for explaining the present invention, and should not be construed as limiting the present invention.

In the description of the present invention, it is to be understood that the terms "center", "longitudinal", "lateral", "length", "width", "thickness", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "clockwise", "counterclockwise" and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and to simplify the description, but do not indicate or imply that the device or element referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore should not be construed as limiting 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 one or more of that feature. In the description of the present invention, unless otherwise specified, "a plurality" means two or more unless explicitly defined otherwise.

In the present invention, unless otherwise expressly specified or limited, the terms "mounted," "connected," and "fixed" are to be construed broadly and may, for example, be 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.

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.

Examples

The breakdown testing jig for the foot switch shown in fig. 1-5 comprises a jig bottom plate 1, a foot switch 2, a foot push rod 3 and a push rod supporting seat 4, wherein the foot switch 2 and the push rod supporting seat 4 are both fixedly arranged on the jig bottom plate 1, the foot push rod 3 penetrates through the push rod supporting seat 4, the foot push rod 3 is slidably connected with the push rod supporting seat 4, and one end of the foot push rod 3 penetrating through the push rod supporting seat 4 can be abutted to the foot of the foot switch 2. The pedal push rod 3 is rectangular and long. The push rod supporting seat 4 is provided with a first through hole 41, and the pedal push rod 3 can penetrate through the first through hole 41.

In the above structure, the foot switch 2 comprises a foot pedal 21, a switch outer shell 22, an inductive switch 23, an inductive probe 24 and a spring 25, the switch outer shell 22 is fixedly arranged on the jig base plate 1, and the switch outer shell 22 is positioned at one side of the push rod supporting seat 4, the pedal 21 and the switch outer shell 22 are hinged close to the end surface of the push rod supporting seat 4, the inductive switch 23 is fixedly arranged in the switch outer shell 22, the inductive probe 24 and the spring 25 are both arranged on the side wall of the switch outer shell 22 close to the push rod supporting seat 4, and the spring 25 is sleeved on the outer wall of the induction probe 24, two ends of the induction probe 24 respectively extend out of the side wall of the push rod supporting seat 4, the end of the induction probe 24 extending out of the switch outer shell 22 is abutted against the pedal 21, and the end of the induction probe 24 located at the switch outer shell 22 can be communicated with or disconnected from the induction switch 23.

Wherein, be equipped with probe supporting seat 26 on the switch shell body 22 is close to the lateral wall of push rod supporting seat 4, be equipped with probe support cover 27 in the probe supporting seat 26, inductive probe 24 and spring 25 all set up on probe support cover 27 to inductive probe 24's both ends are stretched out from probe support cover 27 respectively. The probe supporting sleeve 27 is cylindrical, a circular groove 28 is formed in the probe supporting sleeve 27, the spring 25 is arranged in the circular groove 28, the end, far away from the pedal 21, of the spring 25 abuts against the inner wall of the circular groove 28, an annular boss 29 is arranged on the outer wall, located in the circular groove 28, of the induction probe 24, and the end, close to the pedal 21, of the spring 25 abuts against the annular boss 29.

In addition, the outer side wall of the switch outer shell 22 close to the pedal 21 is provided with a pedal switching support seat 210, the pedal 21 is provided with a rotating shaft 211, and the rotating shaft 211 is hinged to the pedal switching support seat 210.

In addition, a pedal push plate 212 is arranged on the lower end surface of the pedal 21, and the end surface of the pedal push plate 212 close to the switch outer shell 22 is abutted against the end part of the induction probe 24 extending out of the switch outer shell 22.

The utility model discloses foot switch's breakdown test fixture's theory of operation does:

pedal push rod 3 removes to pedal 21's direction, it is rotatory around pedal switching supporting seat 210 to promote pedal 21, pedal 21 drives pedal push plate 212 synchronous rotation, pedal push plate 212 promotes inductive probe 24 and inductive switch 23 contact, thereby realize the closure of switch, the test finishes, pedal push rod 3 removes to the direction of keeping away from pedal 21, inductive probe 24 removes to the direction of keeping away from inductive switch 23 under spring 25 elastic restoring force effect, thereby realize the disconnection of switch.

The foregoing is only a preferred embodiment of the present invention, and it should be noted that, for those skilled in the art, a plurality of modifications can be made without departing from the principles of the present invention, and these modifications should also be regarded as the protection scope of the present invention.

Claims

1. The utility model provides a foot switch's breakdown test fixture which characterized in that: including tool bottom plate (1), foot switch (2), pedal push rod (3) and push rod supporting seat (4), foot switch (2) and push rod supporting seat (4) all fix the setting on tool bottom plate (1), push rod supporting seat (4) are passed to foot push rod (3) and push rod supporting seat (4) sliding connection, the one end that foot push rod (3) passed push rod supporting seat (4) can offset with the pedal of foot switch (2).

2. The tool for testing breakdown of foot switch according to claim 1, wherein: the foot switch (2) comprises a pedal (21), a switch outer shell (22), an induction switch (23), an induction probe (24) and a spring (25), wherein the switch outer shell (22) is fixedly arranged on the jig base plate (1), the switch outer shell (22) is positioned on one side of the push rod supporting seat (4), the pedal (21) and the switch outer shell (22) are hinged to each other at the end face close to the push rod supporting seat (4), the induction switch (23) is fixedly arranged in the switch outer shell (22), the induction probe (24) and the spring (25) are both arranged on the side wall, close to the push rod supporting seat (4), of the switch outer shell (22), the spring (25) is sleeved on the outer wall of the induction probe (24), the two ends of the induction probe (24) respectively extend out of the side wall of the push rod supporting seat (4), the end part, extending out of the switch outer shell (22), of the induction probe (24) is abutted to the pedal (21), the end of the induction probe (24) positioned at the switch outer shell (22) can be communicated with or disconnected from the induction switch (23).

3. The tool for testing breakdown of foot switch according to claim 2, wherein: be equipped with probe supporting seat (26) on switch shell body (22) the lateral wall that is close to push rod supporting seat (4), be equipped with probe support cover (27) in probe supporting seat (26), response probe (24) and spring (25) all set up on probe support cover (27) to the both ends of response probe (24) are stretched out from probe support cover (27) respectively.

4. The tool for testing breakdown of foot switch according to claim 3, wherein: the probe supporting sleeve (27) is cylindrical, a circular groove (28) is formed in the probe supporting sleeve (27), the spring (25) is arranged in the circular groove (28), the end portion, far away from the pedal (21), of the spring (25) abuts against the inner wall of the circular groove (28), an annular boss (29) is arranged on the outer wall, located in the circular groove (28), of the induction probe (24), and the end portion, close to the pedal (21), of the spring (25) abuts against the annular boss (29).

5. The tool for testing breakdown of foot switch according to claim 2, wherein: be equipped with pedal switching supporting seat (210) on switch shell body (22) the lateral wall that is close to pedal (21), be equipped with pivot (211) on pedal (21), pivot (211) and pedal switching supporting seat (210) are articulated.

6. The tool for testing breakdown of foot switch according to claim 5, wherein: the lower end face of the pedal (21) is provided with a pedal push plate (212), and the end face, close to the switch outer shell (22), of the pedal push plate (212) is abutted to the end part, extending out of the switch outer shell (22), of the induction probe (24).

7. The tool for testing breakdown of foot switch according to claim 1, wherein: the pedal push rod (3) is rectangular and long.

8. The apparatus for testing breakdown of foot switch according to claim 7, wherein: the pedal push rod is characterized in that a first through hole (41) is formed in the push rod supporting seat (4), and the pedal push rod (3) can penetrate through the first through hole (41).