CN118884327A - Fully automatic universal sensor test tooling - Google Patents

Abstract

The invention relates to a full-automatic universal sensor testing tool, which comprises: base, adjusting part, lower mould, go up mould and probe. The adjusting assembly is arranged on the base, a plurality of adjusting grooves for installing the lower die are formed in the adjusting assembly, the lower die can slide in the adjusting grooves and is fixed on the adjusting assembly through the adjusting grooves, and a station for installing the element to be tested is formed in the lower die. The upper die is arranged on the base in a sliding manner, a probe is arranged on the upper die, and the upper die can drive the probe to move to a part of the element to be tested on the lower die. According to the invention, the plurality of adjusting grooves are formed in the adjusting assembly, and then the lower die is arranged in the adjusting grooves, so that when the types of the elements to be tested are changed, the relative positions of the elements to be tested and the adjusting grooves are adjusted to align pins on the elements to be tested with probes, thereby realizing the testing of the elements to be tested with different types, and improving the application range of the invention.

Description

Fully automatic universal sensor test tooling

Technical Field

The invention relates to the field of testing, and in particular to a fully automatic universal sensor testing tool.

Background Art

The voltage sensors used in the subway train traction system may occasionally fail to detect voltage signals, which poses a great safety hazard to subway operations. Therefore, in order to improve the operation quality of the subway, the detection of subway train sensors has become an indispensable link. The normal detection of voltage and current sensors is the guarantee for the safe and stable operation of the train. However, the current test fixtures for voltage and current sensors are often only applicable to specific models, so a test fixture is needed to meet the testing of different models of voltage and current sensors.

Summary of the invention

1. Technical issues to be resolved

The present invention provides a fully automatic universal sensor testing tool, aiming to solve the technical problem that the testing tool in the prior art cannot be applied to various types of voltage and current sensors.

(II) Technical solution

In order to solve the above problems, the present invention provides a fully automatic universal sensor testing tool, which comprises: a base, an adjustment component, a lower mold, an upper mold and a probe;

The adjusting assembly is mounted on the base, and a plurality of adjusting grooves for mounting the lower die are provided on the adjusting assembly. The lower die can slide in the adjusting grooves and is fixed on the adjusting assembly through the adjusting grooves. A station for mounting a component to be tested is provided on the lower die;

The upper die is slidably arranged on the base, and the probe is arranged on the upper die. The upper die can drive the probe to move to the component to be tested on the lower die.

Preferably, the adjustment assembly comprises a pair of fixed plates, the fixed plates are provided with a plurality of the adjustment grooves on the end surface facing the lower die, and the two sides of the fixed plates are provided with adjustment holes communicating with the corresponding adjustment grooves;

A plurality of fixing protrusions corresponding to the adjusting groove are protruded from both sides of the lower mold, the fixing protrusions are located in the adjusting groove, the width of the fixing protrusions is smaller than the length of the adjusting groove, and the fixing protrusions can slide in the adjusting groove along the length direction and the width direction of the adjusting groove.

Preferably, a fastener is provided in the adjusting hole, and one end of the fastener can extend out of the adjusting hole.

Preferably, the base is provided with a guide plate, and the adjustment assembly is provided on one side of the guide plate;

A sliding plate is slidably arranged on one side of the guide plate toward the adjusting assembly, and the upper mold is arranged on the sliding plate.

Preferably, a guide column and a cylinder are fixedly arranged on the sliding plate;

The upper die is slidably arranged on the guide column, and one end of the piston rod of the cylinder is fixedly connected to the upper die.

Preferably, a groove is provided on the end surface of the lower mold facing the probe, and the workstation is configured as the groove.

(III) Beneficial effects

The present invention provides a plurality of adjustment slots on the adjustment assembly, and then installs the lower mold in the adjustment slots. When the model of the component to be tested changes, the relative position of the component to be tested and the adjustment slots is adjusted so that the pins on the component to be tested are aligned with the probes, thereby realizing testing of components to be tested of different models, thereby improving the scope of application of the present invention.

BRIEF DESCRIPTION OF THE DRAWINGS

FIG1 is a schematic diagram of the overall structure of a fully automatic universal sensor testing tooling of the present invention;

FIG. 2 is an enlarged view of point A in FIG. 1 .

[Description of Reference Numerals]

1: base; 11: guide plate; 12: sliding plate; 13: guide column; 14: cylinder; 2: adjustment assembly; 21: adjustment slot; 22: fixing plate; 23: adjustment hole; 3: lower die; 31: fixing protrusion; 32: groove; 4: upper die; 5: probe.

DETAILED DESCRIPTION

In order to better explain the present invention and facilitate understanding, the present invention is described in detail below through specific implementation modes in conjunction with the accompanying drawings.

It should be noted that all directional indications in the embodiments of the present invention (such as up, down, left, right, front, back, etc.) are only used to explain the relative position relationship, movement status, etc. between the components under a certain specific posture (as shown in the accompanying drawings). If the specific posture changes, the directional indication will also change accordingly.

In addition, in the present invention, descriptions such as "first", "second", etc. are only used for descriptive purposes and cannot be understood as indicating or implying their relative importance or implicitly indicating the number of the indicated technical features. Therefore, the features defined as "first" or "second" may explicitly or implicitly include at least one of the features. In the description of the present invention, the meaning of "plurality" is at least two, such as two, three, etc., unless otherwise clearly and specifically defined.

In the present invention, unless otherwise clearly specified and limited, the terms "connection", "fixation", etc. should be understood in a broad sense. For example, "fixation" can be a fixed connection, a detachable connection, or an integral connection; it can be a mechanical connection or an electrical connection; it can be a direct connection or an indirect connection through an intermediate medium, it can be the internal connection of two elements or the interaction relationship between two elements, unless otherwise clearly defined. For ordinary technicians in this field, the specific meanings of the above terms in the present invention can be understood according to specific circumstances.

The present invention provides a fully automatic universal sensor test tool, which comprises: a base, an adjustment component 2, a lower die 3, an upper die 4 and a probe 5. The adjustment component 2 is installed on the base, and a plurality of adjustment slots 21 for installing the lower die 3 are provided on the adjustment component 2. The lower die 3 can slide in the adjustment slots 21 and be fixed on the adjustment component 2 through the adjustment slots 21. The lower die 3 is provided with a station for installing a component to be tested. The upper die 4 is slidably arranged on the base, and a probe 5 is arranged on the upper die 4. The upper die 4 can drive the probe 5 to move to the component to be tested on the lower die 3 (the component to be tested in this application is a voltage sensor or a current sensor). In a specific embodiment, the probe 5 is connected to an external signal source, a load and a tester through a wire. The upper die 4 of the present invention drives the probe 5 to move. After the probe 5 abuts against the pin on the component to be tested, the external signal source, the load and the tester are turned on in turn, and the test conditions are adjusted, and real-time and accurate test indicators can be observed from the tester. The present invention sets a plurality of adjustment slots 21 on the adjustment component 2, and then installs the lower mold 3 in the adjustment slots 21. When the model of the component to be tested changes, the relative position of the component to be tested and the adjustment slots 21 is adjusted so that the pins on the component to be tested are aligned with the probes 5, thereby realizing testing of components to be tested of different models, thereby improving the scope of application of the present invention.

Further, the adjustment assembly 2 includes a pair of fixed plates 22, the fixed plates 22 are provided with a plurality of adjustment grooves 21 on the end surface facing the lower mold 3, and the two sides of the fixed plates 22 are provided with adjustment holes 23 connected with the corresponding adjustment grooves 21. The two sides of the lower mold 3 are provided with a plurality of fixed protrusions 31 corresponding to the adjustment grooves 21, the fixed protrusions 31 are located in the adjustment grooves 21, the width of the fixed protrusions 31 is less than the length of the adjustment grooves 21, and the fixed protrusions 31 can slide in the adjustment grooves 21 along the length direction and the width direction of the adjustment grooves 21.

Since the fixing protrusion 31 can slide in the adjusting groove 21 along the length direction and the width direction of the adjusting groove 21 , the lower mold 3 has two degrees of freedom on the adjusting assembly 2 , which facilitates the alignment of the pins of the component to be tested on the lower mold 3 with the probe 5 .

In a preferred embodiment, a fastener is provided in the adjustment hole 23, and one end of the fastener can extend out of the adjustment hole 23. The fastener is a bolt or a screw, and an internal thread is provided in the adjustment hole 23. By providing the adjustment holes 23 on both sides of the fixing plate 22, the fasteners on both sides can be close to each other, so that the fasteners on both sides can clamp the lower mold 3, and then fix the lower mold 3 on the fixing plate 22. In addition, the lower mold 3 is fixed by clamping the lower mold 3 with a pair of bolts or screws. At this time, the fixing protrusion 31 can be fixed at any position of the adjustment slot 21, so as to realize the stepless adjustment of the position.

Furthermore, the base is provided with a guide plate 11, and the adjustment component 2 is provided on one side of the guide plate 11. A sliding plate 12 is slidably provided on the side of the guide plate 11 facing the adjustment component 2, and the upper mold 4 is provided on the sliding plate 12. A guide rail is provided on the guide plate 11, and the sliding plate 12 is slidably provided on the guide rail, and the sliding plate 12 can slide along the guide rail, and the sliding plate 12 is guided by the guide rail to facilitate the accuracy of the movement of the upper mold 4. A guide column 13 and a cylinder 14 are fixedly provided on the sliding plate 12. The upper mold 4 is slidably provided on the guide column 13, and one end of the piston rod of the cylinder 14 is fixedly connected to the upper mold 4. The cylinder 14 is used to drive the upper mold 4 to move, so as to realize automated processing.

Finally, a groove 32 is provided on the end surface of the lower mold 3 facing the probe 5, and the workstation is constructed as the groove 32. When testing different types of components to be tested, it is only necessary to replace different lower molds 3 so that the groove 32 on the corresponding lower mold 3 can match the corresponding component to be tested.

It should be understood that the above description of the specific embodiments of the present invention is only for illustrating the technical route and features of the present invention, and its purpose is to enable those skilled in the art to understand the content of the present invention and implement it accordingly, but the present invention is not limited to the above specific implementation methods. Any changes or modifications made within the scope of the claims of the present invention should be included in the protection scope of the present invention.

Claims (7)

1. A fully automatic universal sensor testing tool, characterized in that the fully automatic universal sensor testing tool comprises: a base, an adjustment component (2), a lower mold (3), an upper mold (4) and a probe (5); The adjustment component (2) is mounted on the base, and a plurality of adjustment grooves (21) for mounting the lower die (3) are provided on the adjustment component (2), and the lower die (3) can slide in the adjustment grooves (21) and is fixed on the adjustment component (2) through the adjustment grooves (21), and a station for mounting a component to be tested is provided on the lower die (3); The upper mold (4) is slidably arranged on the base, and the probe (5) is arranged on the upper mold (4). The upper mold (4) can drive the probe (5) to move to the component to be tested on the lower mold (3). 2. The fully automatic universal sensor testing fixture according to claim 1, characterized in that the adjustment component (2) comprises fixed plates (22) arranged in pairs, the fixed plates (22) are provided with a plurality of the adjustment grooves (21) on the end surface facing the lower mold (3), and the two sides of the fixed plates (22) are provided with adjustment holes (23) communicating with the corresponding adjustment grooves (21); A plurality of fixing protrusions (31) corresponding to the adjusting groove (21) are protruded on both sides of the lower mold (3); the fixing protrusions (31) are located in the adjusting groove (21); the width of the fixing protrusions (31) is smaller than the length of the adjusting groove (21); and the fixing protrusions (31) can slide in the adjusting groove (21) along the length direction and the width direction of the adjusting groove (21). 3. The fully automatic universal sensor testing tool as described in claim 2 is characterized in that a fastener is arranged in the adjustment hole (23), and one end of the fastener can extend out of the adjustment hole (23). 4. The fully automatic universal sensor testing tool as claimed in any one of claims 1 to 3, characterized in that the base is provided with a guide plate (11), and the adjustment component (2) is arranged on one side of the guide plate (11); A sliding plate (12) is slidably arranged on one side of the guide plate (11) toward the adjustment component (2), and the upper mold (4) is arranged on the sliding plate (12). 5. The fully automatic universal sensor testing tool as claimed in claim 4, characterized in that a guide column (13) and a cylinder (14) are fixedly arranged on the sliding plate (12); The upper die (4) is slidably arranged on the guide column (13), and one end of the piston rod of the cylinder (14) is fixedly connected to the upper die (4). 6. The fully automatic universal sensor testing tool as described in claim 4 is characterized in that a guide rail is arranged on the guide plate (11), the sliding plate (12) is slidably arranged on the guide rail, and the sliding plate (12) can slide along the guide rail. 7. The fully automatic universal sensor testing tool as described in any one of claims 1 to 3, characterized in that a groove (32) is provided on the end surface of the lower mold (3) facing the probe (5), and the work station is constructed as the groove (32).