CN218545523U - Proximity switch action distance testing device - Google Patents

Abstract

The utility model discloses a proximity switch action is apart from testing arrangement, including first support, proximity switch, response piece, adapter, second support, base, micrometer, shaft coupling, universal flexible axle extension connecting rod and fixed plate. First support and second support pass through the bolt and install on base upper portion, proximity switch places into first support, the micrometer is installed on the second support, micrometer and response piece are connected to the adapter, universal flexible axle extension connecting rod passes through the shaft coupling and is connected with the micrometer, pass through universal flexible axle extension connecting rod outside the case and pass through the test of action distance when high temperature or low temperature are experimental, first support, second support and adapter adopt non-metallic material to avoid the product to receive the metal magnetic field interference.

Description

Proximity switch action distance testing device

Technical Field

The utility model relates to the field of machinary, concretely relates to proximity switch action distance testing arrangement.

Background

A proximity switch is a position switch that can be operated without mechanical direct contact with moving parts, and the switch can be actuated without mechanical contact and application of any pressure, thereby driving a dc appliance or providing control instructions to a computer or other device. The sensor has the characteristics of sensing performance, reliable action, stable performance, fast frequency response, long service life, strong anti-interference capability, water resistance, shock resistance, corrosion resistance and the like, and is an ideal electronic switching value sensor.

When an object moves towards the proximity switch and approaches a certain distance, the proximity switch is sensed and acts, the distance is usually called as an action distance, namely, the distance of output signal change can be caused when the target moves along the reference axial sensing surface.

SUMMERY OF THE UTILITY MODEL

In order to solve the technical problem, the utility model provides a proximity switch action distance testing device, which comprises a first bracket and a second bracket; the base is used for supporting the first bracket and the second bracket and is arranged on the upper part of the base through bolts; the first support is connected with a proximity switch to be measured and a measuring device; a connecting device is arranged between the proximity switch to be tested and the measuring device; the sensing device is arranged on the second bracket and is used for detecting the proximity switch to be detected at the first bracket; the long rod is used for measuring in high-temperature and low-temperature environments; the long rod is connected with the measuring device through a connecting device.

Preferably, the following components: the measuring device is a micrometer, the connecting device comprises an adapter and a coupler, the micrometer is connected with the sensing device through the adapter, the long rod is connected with the micrometer through the coupler, the long rod is an universal flexible shaft lengthened connecting rod, and the sensing device is a sensing piece.

Preferably: the base is provided with a plurality of groups of hole sites, and the first support and the second support are connected with the base through bolts and the hole sites of the base.

Preferably: the first support is provided with a hole, and the proximity switch is placed in the hole; the second support is provided with a hole which is on the same horizontal line with the hole of the first support.

Preferably: the adapter is sleeved on a probe of the micrometer and fixed through a bolt.

Preferably: the adapter and the induction sheet are bonded through a temperature-resistant adhesive layer.

Preferably: the joint of the adapter and the induction sheet is provided with a limiting design for ensuring that the induction sheet is coaxial with the micrometer.

Preferably, the following components: the other side of the universal flexible shaft lengthened connecting rod is connected to the outside of the incubator to test the action distance.

Preferably, the following components: the device also comprises a fixing plate, wherein the fixing plate is arranged below the bottom plate through a bolt and used for fixing the device in the incubator.

Preferably: the micrometer adopts a graduated scale.

The utility model discloses a technological effect and advantage:

the device has simple structure, adopts the non-metal bracket and avoids the magnetic field interference of metal; the universal flexible shaft lengthened connecting rod is additionally arranged, so that the operation in a high-temperature and low-temperature test can be performed, and the flexible shaft has stronger adaptability to the test installation environment; the device has mobility and can be moved to any required place for use.

Drawings

FIG. 1 is a schematic diagram of an apparatus according to an embodiment of the present disclosure;

FIG. 2 is a cross-sectional view of an apparatus provided by an embodiment of the present application;

FIG. 3 is a side view of an apparatus provided by an embodiment of the present application;

fig. 4 is a top view of an apparatus provided in an embodiment of the present application.

In the figure:

1. a first bracket; 2. a proximity switch; 3. an induction sheet; 4. an adapter; 5. a second bracket; 6. a base; 7. a micrometer; 8. a coupling; 9. the universal flexible shaft lengthens the brace rod; 10. and (7) fixing the plate.

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. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

In the description of the present invention, it should be noted that the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", 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 simplification of description, but do not 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; the terms "first," "second," and "third" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance, and furthermore, unless otherwise explicitly stated or limited, the terms "mounted," "connected," and "connected" are to be construed broadly and may be, for example, 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 in specific cases to those skilled in the art.

Referring to fig. 1 to 4, in the present embodiment, a proximity switch actuation distance testing apparatus is provided, which includes a first bracket 1 and a second bracket 5; the base 6 is used for supporting the first bracket 1 and the second bracket 5 and is arranged on the upper part of the base 6 through bolts; the first bracket 1 is connected with a proximity switch 2 to be measured and a measuring device; a connecting device is arranged between the proximity switch 2 to be measured and the measuring device; the induction device is arranged on the second bracket 5 and is used for detecting the proximity switch 2 to be detected at the first bracket 1; the long rod is used for measuring in high-temperature and low-temperature environments; the long rod is connected with the measuring device through a connecting device.

Measuring device is micrometer 7, and connecting device includes adapter 4 and shaft coupling 8, and micrometer 7 passes through adapter 4 with induction system and connects, and the stock passes through shaft coupling 8 to be connected with the micrometer, and the stock is universal flexible axle extension connecting rod 9, and induction system is response piece 3.

The method specifically comprises the following steps:

the first support 1 and the second support 5 are mounted on the upper portion of the base 6 through bolts, the base 6 is provided with hole sites, and the mounted hole sites can be selected according to measurement requirements, so that the distance between the first support 1 and the second support 5 can be adjusted; in this embodiment, the first bracket 1 and the second bracket 5 may be inverted T-shaped and are respectively connected to the base 6 through at least two bolts.

A hole is formed in the upper part of the first support 1 and used for placing the proximity switch 2, and a bolt is arranged at the top of the first support 1, so that a tested product can be quickly fixed through the bolt, and the replacement is convenient; the second bracket 5 is provided with a hole on the upper part, is on the same horizontal line with the hole on the first bracket 1 for preventing the proximity switch 2, is used for installing the micrometer 7 and is fixed through threads.

The adapter 4 is sleeved on a measuring probe of the micrometer 7 through a matching hole and is fixed through a bolt; adapter 4 bonds through the temperature resistant glue film with response piece 3, in order to guarantee response piece 3 and micrometer 7's axiality, the spacing design of response piece 3 installation has been designed on adapter 4, 4 trompils of adapter closely cooperate with micrometer 7 measuring probe size, rethread bolt is screwed up, assurance measuring flow rate precision that can be fine, in this embodiment, the bonding side of adapter 4 is provided with the recess, the bonding side of response piece 3 is provided with the lug with recess looks adaptation, consolidate the connection of adapter 4 and response piece 3 after through recess and lug cooperation, response piece 3, 3 lugs of response piece and 4 recesses of adapter can be square.

The universal flexible shaft lengthening connecting rod 9 is fixed at the tail of the micrometer 7 through the coupler 8, the other side of the universal flexible shaft lengthening connecting rod 9 is connected to the outside of the incubator to test the action distance, and the detection of the action distance of a product in high-temperature and low-temperature environments can be guaranteed; the universal flexible shaft lengthening connecting rod 9 is rotated to drive the micrometer 7 to rotate, and the distance of the induction sheet 3 can move transversely according to the extension and contraction of the probe of the micrometer 7.

The device fixing plate 10 is installed below the bottom plate 6 through bolts and used for fixing the device inside the incubator, and measurement and observation are facilitated.

In this embodiment, the micrometer 7 is a calibrated scale, and can be replaced by an electronic micrometer during normal temperature detection, so that measurement data can be read more conveniently; first support 1, second support 5 and adapter 4 adopt the non-metallic material of high temperature resistant and high strength, guarantee under the test scene, can reduce the interference in metal magnetic field and the intensity of structure.

It is obvious that the described embodiments are only some of the embodiments of the present invention, and not all of them. Based on the embodiments in the present disclosure, all other embodiments obtained by a person of ordinary skill in the art and related fields without creative efforts shall fall within the protection scope of the present disclosure. Structures, devices and methods of operation not specifically described or illustrated in the present application are not specifically illustrated or described, but are generally practiced in the art without limitation.

Claims (10)

1. A proximity switch action distance testing device is characterized by comprising a first bracket and a second bracket;

the base is used for supporting the first bracket and the second bracket and is arranged on the upper part of the base through bolts;

the first support is connected with a proximity switch to be measured and a measuring device; a connecting device is arranged between the proximity switch to be tested and the measuring device;

the sensing device is arranged on the second bracket and is used for detecting the proximity switch to be detected at the first bracket;

the long rod is used for measuring in high-temperature and low-temperature environments;

the long rod is connected with the measuring device through a connecting device.

2. The proximity switch action distance testing device according to claim 1, wherein the measuring device is a micrometer, the connecting device comprises an adapter and a coupler, the micrometer and the sensing device are connected through the adapter, the long rod is connected with the micrometer through the coupler, the long rod is a universal flexible shaft extended connecting rod, and the sensing device is a sensing piece.

3. The proximity switch action distance testing device according to claim 2, wherein the base is provided with a plurality of sets of hole sites, and the first support and the second support are connected with the base through bolts and the hole sites of the base.

4. The proximity switch action distance testing device as claimed in claim 3, wherein the first bracket is provided with a hole, and the proximity switch is placed in the hole; the second support is provided with a hole which is on the same horizontal line with the hole of the first support.

5. The proximity switch action distance testing device according to claim 2, wherein the adapter is sleeved on a probe of the micrometer and fixed through a bolt.

6. The proximity switch actuation distance testing device of claim 2, wherein the adapter and the sensing piece are bonded together by a temperature-resistant adhesive layer.

7. The proximity switch action distance testing device according to claim 6, wherein a limiting design is arranged at a bonding position of the adapter and the sensing piece, so as to ensure that the sensing piece is coaxial with the micrometer.

8. The proximity switch action distance testing device according to claim 2, wherein the other side of the universal flexible shaft lengthened connecting rod is connected to the outside of the incubator to test the action distance.

9. The proximity switch actuation distance testing device of claim 1, further comprising a fixing plate mounted below the base plate by bolts for fixing the device inside the incubator.

10. The proximity switch operation distance testing device according to claim 2, wherein the micrometer employs a scale.

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