CN212160014U

CN212160014U - Travel switch trigger pressure and travel test equipment

Info

Publication number: CN212160014U
Application number: CN202020659179.2U
Authority: CN
Inventors: 丁乐雨
Original assignee: Suzhou Bohongyan Automation Technology Co ltd
Current assignee: Suzhou Bohongyan Automation Technology Co ltd
Priority date: 2020-04-27
Filing date: 2020-04-27
Publication date: 2020-12-15
Anticipated expiration: 2030-04-27

Abstract

The utility model discloses a travel switch trigger pressure and travel test device, which comprises an electric sliding table fixed on a test table, a trigger pressure test component, a travel test component and a clamping component, wherein the trigger pressure test component comprises a support frame, a pressure sensor fixing seat, a pressure sensor, a connecting block and a push block, the travel test component comprises a displacement sensor and a positioning block, the positioning block is connected with an inductive probe at one end of the displacement sensor, the inductive probe is connected with a PLC controller, the test device adopts the electric sliding table to drive the trigger pressure test component to press a trigger roller of the travel switch forwards, monitors and records a pressure value by the pressure sensor, and is provided with the travel test component in the advancing direction of the electric sliding table, the travel test component starts when the pressure sensor obtains the pressure and stops when the travel switch is completely triggered by the travel sensor, the PLC controls the start and stop of the electric sliding table and the access control of the signals obtained by the sensor, so that the cost is low and the practicability is high.

Description

Travel switch trigger pressure and travel test equipment

Technical Field

The utility model relates to a test equipment technical field, concretely relates to travel switch trigger pressure and stroke test equipment.

Background

Along with the continuous improvement of modern automated processing technical level, all kinds of trigger formula sensors or switches obtain wide application, and in order to guarantee the precision in the automation equipment production process, need generally to verify the trigger formula sensor or the switch that produce, for example, travel switch's trigger stroke, whether trigger pressure is up to standard, all need carry out rigorous check-up and test, to the detection engineering process of big batch product, just urgent need provide a high-efficient convenient check-up equipment, help the enterprise to accomplish the qualification detection task to these products.

Disclosure of Invention

The utility model discloses the purpose is: in view of the trigger stroke to travel switch among the background art, whether trigger pressure is up to standard carries out the technical demand that detects, a travel switch trigger pressure and stroke test equipment is provided, adopt electronic slip table to drive trigger pressure test subassembly and press to travel switch's trigger gyro wheel forward, and by pressure sensor monitoring record pressure value, and set up the stroke test subassembly in electronic slip table advancing direction, start when obtaining pressure with the help of travel sensor monitoring and record pressure sensor, the stroke that ends when the travel switch triggers completely, open by the opening of PLC control electronic slip table and the access control that the sensor obtained the signal, can detect multiple travel switch, moreover, the steam generator is simple in structure, low cost, therefore, the clothes hanger is strong in practicability.

The technical scheme adopted for solving the problems is as follows:

a travel switch trigger pressure and travel test device comprises an electric sliding table fixed on a test table, a trigger pressure test component, a travel test component and a clamping component for fixing a travel switch,

the sliding block of the electric sliding table is fixedly connected with a trigger pressure testing assembly, the trigger pressure testing assembly comprises a supporting frame, a pressure sensor fixing seat, a pressure sensor, a connecting block and a pushing block, the supporting frame is fixed on the sliding block of the electric sliding table, the front end of the supporting frame is fixedly connected with the pressure sensor fixing seat, the pressure sensor is fixed at the front end of the pressure sensor fixing seat, the connecting block is connected at the position where the pressure sensor detects a stress and is fixedly connected with the middle part of the rear end of the pushing block, the two sides of the front end of the pushing block are symmetrically provided with chamfer surfaces,

the stroke test assembly is fixed in electronic slip table one side, includes displacement sensor, fixes the locating piece on the slider, the positioning piece is connected with the inductive probe of displacement sensor one end, inductive probe connects the PLC controller for receive displacement sensor's displacement signal, and the inductive probe of the displacement sensor other end is fixed in electronic slip table's motor one side, and inductive probe aligns with the inductive probe of the other end of displacement sensor, along with the slip of electronic slip table top shoe, the displacement volume of displacement sensor monitoring slider combines the pressure value and the displacement value that finally obtain, assesss travel switch whether qualified.

Furthermore, the chamfer surface is in contact stress with a trigger roller of the travel switch to be detected, and the stress is transmitted to the pressure sensor for monitoring.

Further, the clamping subassembly sets up the front end at the ejector pad, including clamping platform, mount and locking bolt, the mount upper end is equipped with the U-shaped hole, and the locking bolt passes through the U-shaped hole and cooperates the nut to press the centre gripping at the clamping platform with the travel switch who awaits measuring.

Further, when the pressure sensor is stressed, the PLC receives a signal and records a pressure value, the displacement sensor is given an instant displacement initial position, and when the trigger roller of the travel switch is completely triggered, the PLC connected with the travel switch finishes continuous monitoring of the displacement sensor after obtaining a trigger signal and records a displacement value.

The utility model has the advantages that:

this travel switch triggers pressure and stroke test equipment adopts electronic slip table to drive and triggers pressure test subassembly and press travel switch's trigger gyro wheel forward, and by pressure sensor monitoring record pressure value, and set up stroke test subassembly at electronic slip table advancing direction, play when recording pressure sensor obtains pressure with the help of the travel sensor monitoring, the stroke that ends when the travel switch triggers completely, by the opening of PLC control electronic slip table and the access control that the sensor obtained the signal, can detect multiple travel switch, moreover, the steam generator is simple in structure, therefore, the carrier wave prepaid electric energy meter is low in cost, therefore, the clothes hanger is strong in practicability.

Drawings

In order to more clearly illustrate the technical solutions in the embodiments of the present invention, the drawings provided in the description of the embodiments will be briefly introduced below.

Fig. 1 is a schematic structural diagram of a travel switch trigger pressure and travel test device according to the present embodiment;

FIG. 2 is a perspective view of the travel switch trigger pressure and travel testing device of the present embodiment;

FIG. 3 is a side view of the travel switch trigger pressure and travel test apparatus of the present embodiment;

FIG. 4 is a top view of the travel switch trigger pressure and travel test apparatus of the present embodiment;

the device comprises a motor 1, an electric sliding table 2, a test table 3, a travel switch to be tested 4, a trigger roller 41, a support frame 5, a pressure sensor fixing seat 6, a pressure sensor 7, a connecting block 8, a push block 9, a chamfer surface 91, a sliding block 10, an induction probe on one side of the motor 101, a clamping table 11, a positioning block 12, an induction probe of a displacement sensor 13, a locking bolt 14 and a fixing frame 15.

Detailed Description

The technical solution in the embodiments of the present invention will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present invention.

Referring to fig. 1 to 4, the present embodiment provides a device for testing trigger pressure and stroke of a stroke switch, including an electric sliding table 2 fixed on a testing table 3, a trigger pressure testing assembly, a stroke testing assembly, and a clamping assembly for fixing the stroke switch 4.

Specifically speaking, it triggers pressure test subassembly to link firmly on the slider 10 of electronic slip table, it includes support frame 5, pressure sensor fixing base 6, pressure sensor 7, connecting block 8 and ejector pad 9 to trigger pressure test subassembly, support frame 5 is fixed on the slider 10 of electronic slip table, and front end rigid coupling pressure sensor fixing base 6, pressure sensor 7 are fixed at 6 front ends of pressure sensor fixing base, and connecting block 8 is connected at pressure sensor 7 and is detected the stress position to link firmly with the 9 rear end middle parts of ejector pad, the 9 front end bilateral symmetry of ejector pad is equipped with the chamfer 91 that is certain inclination, chamfer 91 and the trigger roller 91 contact atress of the travel switch 4 that awaits measuring to monitor pressure sensor 7 with the atress conduction.

The stroke test assembly is fixed on one side of the electric sliding table 2 and comprises a displacement sensor 7 and a positioning block 12 fixed on the sliding block 10, wherein the positioning block 12 is connected with an induction probe 13 at one end of the displacement sensor, the induction probe 13 is connected with a PLC (programmable logic controller) (not shown in the figure) and used for receiving a displacement signal of the displacement sensor 7, an induction probe 101 at the other end of the displacement sensor 7 is fixed on one side of the motor 1, the induction probe 101 is aligned with the induction probe 13 at the other end of the displacement sensor, and along with the sliding of the sliding block 10 on the electric sliding table, the displacement sensor 7 monitors the displacement of the sliding block 10 and is combined with a finally obtained pressure value and a finally obtained displacement.

Further embodiment is, the clamping subassembly sets up the front end at ejector pad 9, including clamping platform 11, mount 15 and locking bolt 14, mount 15 upper end is equipped with the U-shaped hole, and locking bolt 14 presses the centre gripping on clamping platform 11 through U-shaped hole and cooperation nut with the travel switch 4 that awaits measuring.

In a further embodiment, when the pressure sensor 7 is stressed, the PLC controller receives a signal and records a pressure value, and simultaneously gives the displacement sensor an instant displacement initial position, and when the trigger roller 41 of the travel switch 4 is completely triggered, the PLC controller connected to the travel switch 4 obtains a trigger signal, and then ends the continuous recording of the displacement sensor, and records a displacement value.

The embodiments of the present invention have been described in detail with reference to the accompanying drawings, but the present invention is not limited to the above embodiments, and various changes, modifications, substitutions and alterations can be made without departing from the spirit of the present invention within the knowledge of those skilled in the art, and the scope of the present invention is defined by the appended claims and their equivalents.

Claims

1. The utility model provides a travel switch trigger pressure and stroke test equipment, is including fixing electronic slip table, trigger pressure test subassembly, stroke test subassembly and the fixed clamping subassembly of travel switch implementation on the testboard, its characterized in that:

2. The travel switch trigger pressure and travel test apparatus of claim 1, wherein: the chamfer surface is in contact stress with a trigger roller of a travel switch to be detected, and the stress is transmitted to the pressure sensor for monitoring.

3. The travel switch trigger pressure and travel test apparatus of claim 1, wherein: the clamping assembly is arranged at the front end of the push block and comprises a clamping table, a fixing frame and a locking bolt, a U-shaped hole is formed in the upper end of the fixing frame, and the locking bolt presses the travel switch to be tested to be clamped on the clamping table through the U-shaped hole and a nut in a matched mode.

4. The travel switch trigger pressure and travel test apparatus of claim 1, wherein: when the pressure sensor obtains stress, the PLC controller receives a signal and records a pressure value, and simultaneously gives the displacement sensor an instant displacement initial position, and when the trigger roller of the travel switch is completely triggered, the PLC controller connected with the travel switch obtains a trigger signal, then the continuous recording of the displacement sensor is finished, and the displacement value is recorded.