CN212111697U

CN212111697U - Automatic change portable electric actuator timing device of instrument

Info

Publication number: CN212111697U
Application number: CN202020490794.5U
Authority: CN
Inventors: 殷银华; 裴艳林; 曾巍; 张柳
Original assignee: Hubei Sanning Chemical Co Ltd
Current assignee: Hubei Sanning Chemical Co Ltd
Priority date: 2020-04-07
Filing date: 2020-04-07
Publication date: 2020-12-08
Anticipated expiration: 2030-04-07

Abstract

A portable electric actuator adjusting device of an automatic instrument comprises a bottom plate, wherein a motor fixing device is arranged on one side of the bottom plate, and a motor output shaft detection device is arranged on the other side of the bottom plate; the motor output shaft detection device comprises two arc-shaped plates capable of being turned over on the bottom plate, a plurality of metal sheets are arranged on the inner sides of the arc-shaped plates, and the metal sheets are electrically connected with the PLC. The utility model provides an automatic change portable electric actuator timing device of instrument solves the problem that traditional motor zero-bit timing device can't confirm the deviation position of motor output shaft.

Description

Automatic change portable electric actuator timing device of instrument

Technical Field

The utility model relates to a device tuning and teaching technical field, especially an automatic change portable electric actuator timing device of instrument.

Background

At present, the most extensive definition for electric actuators is: a drive unit able to provide linear or rotary motion features that a drive energy source is used and a control signal is used to drive an actuator, which is driven by a motor, cylinder or other unit, and the position feedback signal of position transmitter is compared with the 4-20 mA DC control signal from regulating system, the compared signal deviation is amplified to turn on power stage, and the output part of motor is driven by the motor until the deviation is less than a predefined value. At this time, the output member of the actuating mechanism is stabilized at a position corresponding to a human signal, which is the most common adjustment and calibration of the electric actuating mechanism at present, but the electric actuating mechanism also comprises a motor, and the adjustment and calibration of the motor are necessary, according to common knowledge, when the motor stops working, inertia idling is generated, which means that a phenomenon that a rotor inside the motor continues to rotate by means of inertia of the motor is called idling, and because the inertia idling phenomenon exists in the motor, when the motor is used for a long time, the output shaft of the motor possibly does not do circular motion, so that zero position adjustment and fixing support structure of the motor are required, and the deviation direction of the output shaft of the motor cannot be confirmed in the current zero position adjustment and calibration device of the motor even if the output shaft of the motor is known to have deviation, however, the worker is also required to turn on the motor and to confirm the rotational deviation of the rotor inside the motor again.

Disclosure of Invention

The utility model aims to solve the technical problem that an automatic change portable electric actuator timing device of instrument is provided, solve the problem in the deviation position that traditional motor zero-bit timing device can't confirm the motor output shaft.

In order to solve the technical problem, the utility model discloses the technical scheme who adopts is: a portable electric actuator adjusting device of an automatic instrument comprises a bottom plate, wherein a motor fixing device is arranged on one side of the bottom plate, and a motor output shaft detection device is arranged on the other side of the bottom plate;

the motor output shaft detection device comprises two arc-shaped plates capable of being turned over on the bottom plate, a plurality of metal sheets are arranged on the inner sides of the arc-shaped plates, and the metal sheets are electrically connected with the PLC.

Preferably, the motor fixing device comprises a fixing plate, a through hole for the motor to pass through is formed in the fixing plate, fixing screws are respectively in threaded connection with two sides of the fixing plate, and the fixing screws are used for fixing the motor.

Preferably, the top end of the fixing plate is provided with an observation port for observing whether the motor is installed in parallel.

Preferably, one end of the fixing screw, which is in contact with the motor, is provided with a non-slip pad.

Preferably, the surface symmetry of bottom plate has seted up vertical groove, is equipped with the connective bar in the vertical groove, and sliding connection has the pivot on the connective bar, fixedly connected with frame in the pivot, and the arc is connected in the tip of frame.

Preferably, the bottom plate is provided with an accommodating groove for accommodating the arc-shaped plate and the rack.

Preferably, one side of bottom plate is equipped with the display box, and the surface of display box is inlayed and is equipped with the display screen, and in the display box was located to the PLC controller, the PLC controller was connected with the display screen electricity.

The utility model provides an automatic change portable electric actuator timing device of instrument has following beneficial effect:

1. compared with the prior art, the device has the advantages of simple structure, convenient carrying, all parts being detachable, small and flexible. And motors of different shaft diameters can be detected.

2. Compared with the prior art, the device solves the problem that the traditional zero position adjusting device of the motor cannot confirm the deviation position of the output shaft of the motor, and is generally known, because the motor has the phenomenon that the inertia runs down, therefore, when the motor is used for too long time, the output shaft of the motor can not do circular motion, therefore, the device passes through the metal sheet, when the output shaft of the motor rotates, the metal sheet is touched, the touch times of the metal sheet of the output shaft of the motor are accumulated through the PLC, the deviation position and the deviation degree of the output shaft of the motor are determined, when the touch times are more, the position deviation of the output shaft of the motor is more serious, the motor is conveniently opened by a worker, the inner rotor is adjusted, and the working efficiency of the worker is improved.

Drawings

The invention will be further explained with reference to the following figures and examples:

fig. 1 is a schematic structural view of the present invention;

fig. 2 is a schematic structural view of the fixing plate of the present invention;

fig. 3 is a schematic structural view of the arc plate of the present invention.

Detailed Description

As shown in fig. 1-3, a portable electric actuator adjusting device for an automatic instrument comprises a base plate 1, wherein a motor fixing device is arranged on one side of the base plate 1, and a motor output shaft detection device is arranged on the other side of the base plate 1;

the motor output shaft detection device comprises two arc-shaped plates 11 capable of being turned over on the bottom plate 1, a plurality of metal sheets 14 are arranged on the inner sides of the arc-shaped plates 11, and the metal sheets 14 are electrically connected with the PLC 2.

Preferably, the motor fixing device comprises a fixing plate 4, a through hole for the motor 16 to pass through is formed in the fixing plate 4, fixing screws 6 are respectively connected to two sides of the fixing plate 4 in a threaded manner, and the fixing screws 6 are used for fixing the motor 16.

Preferably, the top end of the fixing plate 4 is provided with a viewing port 5 for viewing whether the motor 16 is installed in parallel.

Preferably, the end of the fixing screw 6 contacting with the motor 16 is provided with a non-slip pad 15. The problem that the motor can shake when working so as to cause unstable fixation is prevented.

Preferably, vertical groove has been seted up to the surface symmetry of bottom plate 1, and vertical inslot is equipped with connective bar 8, and sliding connection has pivot 9 on connective bar 8, fixedly connected with frame 10 on the pivot 9, and arc 11 is connected in the tip of frame 10.

Preferably, the bottom plate 1 is provided with an accommodating groove 7 for accommodating the arc-shaped plate 11 and the frame 10.

Preferably, one side of bottom plate 1 is equipped with display box 3, and the surface of display box 3 is inlayed and is equipped with the display screen, and PLC controller 2 is located in display box 3, and PLC controller 2 is connected with the display screen electricity.

Preferably, the fixing plate 4 is connected to the base plate 1 by bolts. Convenient disassembly and carrying.

Preferably, the center of the motor output shaft 161 is aligned with the center of the circle formed by the arc plate 11. If not on same straight line, will have the positional deviation of motor output shaft to influence the work of sheetmetal, and then influence the authenticity of data and do not like this, the timing just can not be accurate.

Preferably, the distance between the metal sheet 14 and the output shaft of the motor is 2 mm. Generally, the lateral run-out or longitudinal run-out of the motor output shaft is not allowed to exceed 2mm, and the adjustment is required when the run-out exceeds 2 mm.

The utility model discloses a use method as follows: the arc-shaped plate 11 is driven to move on the bottom plate 1 by rotating the arc-shaped plate out of the containing groove 7 through the rotating shaft 9 and sliding the rotating shaft 9 through the connecting rod, the motor 16 to be adjusted is fixed in the through hole of the fixed plate 4 and is prevented from shaking by the fixing screw 6, then the arc plates 11 are moved, the two arc plates 11 gradually get close to the output shaft 161 of the motor, when the distance between the four metal sheets 14 on the four arc-shaped plates 11 and the output shaft 161 of the motor is 2mm, the rotating shaft 9 is fixed to prevent shaking, at this time, the motor 16 is opened, the output shaft 161 of the motor rotates, if the motor 16 is moved to the left in a normal circular motion, the metal sheet 14 will not contact it, indicating that the motor 16 does not need to be calibrated, when the motor 16 needs to be calibrated, which metal sheet 14 has the most touch frequency can be seen through the display screen, which indicates that the direction of the motor 16 needs to be calibrated, and the specific implementation principle is as follows: when the motor output shaft 161 touches a certain metal sheet 14, the metal sheet 14 is electrified to give an electric signal to the PLC controller 2, and the PLC controller 2 records the electric signal and then displays the electric signal on a display screen, so that the problem that the traditional zero adjustment device of the motor 16 cannot confirm the deviation direction of the motor output shaft 161 is solved. The motor 16 is conveniently opened by the staff afterwards, the rotor inside is adjusted, and the working efficiency of the staff is improved.

The above-mentioned embodiments are merely preferred embodiments of the present invention, and should not be considered as limitations of the present invention, and the protection scope of the present invention should be defined by the technical solutions described in the claims, and includes equivalent alternatives of technical features in the technical solutions described in the claims. Namely, equivalent alterations and modifications within the scope of the invention are also within the scope of the invention.

Claims

1. The utility model provides an automatic change portable electric actuator timing device of instrument which characterized in that: the motor fixing device comprises a bottom plate (1), wherein a motor fixing device is arranged on one side of the bottom plate (1), and a motor output shaft detection device is arranged on the other side of the bottom plate;

the motor output shaft detection device comprises two arc-shaped plates (11) which can be turned over on the bottom plate (1), a plurality of metal sheets (14) are arranged on the inner sides of the arc-shaped plates (11), and the metal sheets (14) are electrically connected with the PLC (2).

2. The adjusting device for the portable electric actuator of the automatic instrument according to claim 1, wherein: the motor fixing device comprises a fixing plate (4), a through hole for the motor (16) to pass through is formed in the fixing plate (4), fixing screws (6) are respectively in threaded connection with two sides of the fixing plate (4), and the fixing screws (6) are used for fixing the motor (16).

3. The adjusting device for the portable electric actuator of the automatic instrument according to claim 2, wherein: and an observation port (5) is arranged at the top end of the fixing plate (4) and used for observing whether the motor (16) is installed in parallel or not.

4. The adjusting device for the portable electric actuator of the automatic instrument according to claim 2, wherein: and an anti-skid pad (15) is arranged at one end of the fixing screw (6) which is contacted with the motor (16).

5. The adjusting device for the portable electric actuator of the automatic instrument according to claim 1, wherein: vertical groove has been seted up to the surface symmetry of bottom plate (1), is equipped with connective bar (8) in the vertical groove, and sliding connection has pivot (9) on connective bar (8), fixedly connected with frame (10) on pivot (9), and arc (11) are connected in the tip of frame (10).

6. The adjusting device for the portable electric actuator of the automatic instrument according to claim 5, wherein: the bottom plate (1) is provided with an accommodating groove (7) for accommodating the arc-shaped plate (11) and the rack (10).

7. The adjusting device for the portable electric actuator of the automatic instrument according to claim 1, wherein: one side of bottom plate (1) is equipped with display box (3), and the surface of display box (3) inlays and is equipped with the display screen, and in display box (3) was located in PLC controller (2), PLC controller (2) were connected with the display screen electricity.