CN217442484U

CN217442484U - Accurate displacement measurement system of belt stretcher

Info

Publication number: CN217442484U
Application number: CN202221200260.XU
Authority: CN
Inventors: 刘潇; 刘曾曾
Original assignee: Wuhan Zhiren Measurement And Control Technology Co ltd
Current assignee: Wuhan Zhiren Measurement And Control Technology Co ltd
Priority date: 2022-05-19
Filing date: 2022-05-19
Publication date: 2022-09-16
Anticipated expiration: 2032-05-19

Abstract

The utility model provides an accurate displacement measurement system of belt stretcher belongs to displacement measurement technical field. The device includes ground system and on-vehicle system, ground system includes dispatch control ware and electromagnetic induction chi, dispatch control ware sets up in the control dispatch room, on-vehicle system includes on-vehicle controller, store up the belting, rubber belt and flexible machine, on-vehicle controller sets up on the telescopic machine, the one end of rubber belt sets up in the inside of storing up the belting, flexible machine sets up the one end of keeping away from the storage belting in rubber belt, rubber belt drives flexible machine and stretches out or withdraws, the electromagnetic induction chi sets up in one side of telescopic machine, and arrange along the walking direction parallel of telescopic machine, one side that the flexible machine is close to the electromagnetic induction chi is provided with the electromagnetic matcher, the pulse signal of fixed peak value of electromagnetic matcher output and frequency, the device is through setting up the electromagnetic induction chi, electromagnetic matcher and data decoder, realize the accurate control of the automatic walking of flexible machine in rubber belt.

Description

Accurate displacement measurement system of belt stretcher

Technical Field

The utility model relates to a displacement measurement technical field particularly, relates to an accurate displacement measurement system of belt stretcher.

Background

Trade bulk cargo stock ground materials such as electric power, coal, steel often can use the stretch-shrink machine in the rubber tape transportation process, will transport the goods to different next grade transportation rubber tape according to the demand of difference on, perhaps in the different storage storehouse, for the automatic transportation who realizes the material, at first need gather the position of stretch-shrink machine on the track, prior art has multiple this purpose of realization, for example: the mechanical touch switch is arranged beside a walking track of the telescopic machine, when the telescopic machine touches the mechanical switch in the walking process, the action of a switching value is generated and sent to the control PLC, and the situation that the telescopic machine reaches the position is indicated, but the mode is breakpoint detection, the position information in the walking process of the telescopic machine cannot be acquired, and further cannot send continuous position data to the PLC, and the output of a left motor and a right motor of the telescopic machine is controlled to keep the left hub and the right hub of the telescopic machine to synchronously run; the proximity switch is used as a mechanical touch switch in a principle similar to that of a mechanical touch switch, is improved from a contact type to a non-contact type, and is also used for breakpoint detection; the rotary encoder detects the position of the telescopic machine through the rotary encoder arranged on the walking hub, is an indirect contact displacement detection device, has the advantages of low cost and long distance measurement, has the defects of error caused by hub slipping and incapability of detecting the rotary encoder, absolute positioning, accumulated error and large later maintenance workload, a mechanical structure needs to be reformed again after the rotary encoder is used for a period of time, and the zero position needs to be corrected again when a new rotary encoder is replaced; the laser range finder measures the distance by utilizing the time of laser transmitting back and forth along a straight line, is a contact non-contact position detection, and has the advantages of high measurement precision, simple installation and the defects of relatively short measurement distance, high requirement on the field environment and poor light, water, steam and dust resistance; the technology used in the prior art has certain defects, so that the automatic operation of the belt expander is difficult to realize stably.

SUMMERY OF THE UTILITY MODEL

In order to compensate above not enough, the utility model provides a pair of accurate displacement measurement system of belt stretcher aims at solving the above-mentioned problem, realizes the accurate control of the automatic walking of rubber tape stretcher.

The utility model discloses a realize like this:

an accurate displacement measurement system of a belt telescopic machine comprises a ground system and a vehicle-mounted system, wherein the ground system comprises a scheduling controller and an electromagnetic induction ruler, the dispatching controller is arranged in the control dispatching room, the vehicle-mounted system comprises a vehicle-mounted controller, a belt storage device, a rubber belt and a telescopic machine, the vehicle-mounted controller is arranged on the telescopic machine, one end of the rubber belt is arranged in the belt storage device, the telescopic machine is arranged at one end of the rubber belt far away from the belt storage device, the rubber belt drives the telescopic machine to extend out or retract, the electromagnetic induction ruler is arranged at one side of the telescopic machine, and the telescopic machine is arranged in parallel along the walking direction of the telescopic machine, one side of the telescopic machine close to the electromagnetic induction ruler is provided with an electromagnetic matcher, and the electromagnetic matcher outputs pulse signals with fixed peak values and frequency.

The utility model discloses an in one embodiment, the signal output part of electromagnetic matcher with the induction area of electromagnetic induction chi is corresponding, the electromagnetic matcher with interval between the electromagnetic induction chi is 250 + -50 mm, and the tolerance of side-to-side run-out is + -50 mm.

The utility model discloses an in one embodiment, the outside equidistance array cover of electromagnetic induction chi is equipped with the induction loop, the induction loop is used for the response the pulse signal of electromagnetic matcher output.

The utility model discloses an in the embodiment, the inside of on-vehicle controller is provided with electromagnetic generator, electromagnetic generator's input with on-vehicle controller's output electric connection, electromagnetic generator's output with the input electric connection of electromagnetic matcher.

The utility model discloses an in the embodiment, the one end of electromagnetic induction chi is provided with the data interpreter, the input of data interpreter with the output electric connection of electromagnetic induction chi.

In an embodiment of the present invention, the data interpreter is electrically connected with a first wireless communicator, the scheduling controller is electrically connected with a second wireless communicator, and the first wireless communicator is in communication with the second wireless communicator.

In an embodiment of the present invention, the vehicle-mounted controller is electrically connected to the scheduling controller.

The utility model discloses an above-mentioned design obtains a belt stretcher accurate displacement measurement system, its beneficial effect is: the device not only can provide continuous, absolute and high-precision displacement, but also can realize data communication between the mobile equipment and the dispatching system; because the electromagnetic matcher and the electromagnetic induction ruler are in a parallel non-contact induction mode, the system has long service life under the condition of non-artificial damage.

Drawings

In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the drawings that are required to be used in the embodiments will be briefly described below, it should be understood that the following drawings only illustrate some embodiments of the present invention, and therefore should not be considered as limiting the scope, and for those skilled in the art, other related drawings can be obtained according to the drawings without inventive efforts.

Fig. 1 is a schematic structural diagram of an accurate displacement measurement system of a belt expander according to an embodiment of the present invention;

fig. 2 is a communication connection diagram of an accurate displacement measurement system of a belt compressor according to an embodiment of the present invention;

in the figure: 1-control scheduler; 11-a second wireless communicator; 2-a data interpreter; 21-a first wireless communicator; 3-an electromagnetic induction ruler; 31-induction loop wire; 4-electromagnetic matcher; 5-an electromagnetic generator; 6-a stretching machine; 7-a rubber belt; 8-a tape storage device; 9-vehicle-mounted controller.

Detailed Description

To make the objects, technical solutions and advantages of the embodiments of the present invention clearer, the drawings of the embodiments of the present invention are combined to clearly and completely describe the technical solutions of the embodiments of the present invention, and obviously, the described embodiments are some embodiments of the present invention, not all embodiments. Based on the embodiments of the present invention, all other embodiments obtained by a person skilled in the art without creative efforts belong to the protection scope of the present invention.

Thus, the following detailed description of the embodiments of the present invention, presented in the accompanying drawings, is not intended to limit the scope of the invention, as claimed, but is merely representative of selected embodiments of the invention. 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.

It should be noted that: like reference numbers and letters refer to like items in the following figures, and thus, once an item is defined in one figure, it need not be further defined and explained in subsequent figures.

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", "outer", "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, "a plurality" means two or more unless specifically limited otherwise.

Examples

Referring to fig. 1-2, the present invention provides a technical solution: an accurate displacement measurement system of a belt telescopic machine comprises a ground system and a vehicle-mounted system, wherein the ground system comprises a scheduling controller 1 and an electromagnetic induction ruler 3, the scheduling controller 1 is arranged in a control scheduling chamber, the scheduling controller 1 is used for controlling the whole belt transportation system and scheduling the cooperative operation among equipment, the vehicle-mounted system comprises a vehicle-mounted controller 9, a belt storage device 8, a rubber belt 7 and a telescopic machine 6, the vehicle-mounted controller 9 is arranged on the telescopic machine 6, the vehicle-mounted controller 9 is used for receiving a control signal and controlling the telescopic machine 6 to execute corresponding actions, one end of the rubber belt 7 is arranged in the belt storage device 8, the belt storage device 8 is used for storing the rubber belt 7, the rubber belt 7 is embedded in the belt storage device 8 when the rubber belt 7 is retracted, the rubber belt 7 is protected, the telescopic machine 6 is arranged at one end of the rubber belt 7 far away from the belt storage device 8, the rubber belt 7 drives the telescopic machine 6 to extend out or retract, electromagnetic induction chi 3 sets up in one side of telescopic machine 6, and arranges along the walking direction parallel of telescopic machine 6, and one side that telescopic machine 6 is close to electromagnetic induction chi 3 is provided with electromagnetic matcher 4, and the pulse signal of the fixed peak value of electromagnetic matcher 4 output and frequency, electromagnetic induction chi 3 provide the measurement scale for telescopic machine 6's removal, and electromagnetic matcher 4 sends current position signal, and the corresponding displacement volume that can accurate measurement telescopic machine 6 in scale position with electromagnetic induction chi 3.

As an embodiment of the utility model, it is further that the signal output part of electromagnetic matcher 4 is corresponding with electromagnetic induction chi 3's induction zone, and the interval between electromagnetic matcher 4 and the electromagnetic induction chi 3 is 250 ± 50mm, and the tolerance of yaw is ± 50mm, and electromagnetic matcher 4 adopts non-contact response with electromagnetic induction chi 3, and long service life overhauls conveniently, does not influence rubber belt 7 and drives the motion of stretcher 6, and it is reasonable to set up the interval, and measured signal is stable.

As an embodiment of the utility model, further, the outside equidistance array cover of electromagnetic induction chi 3 is equipped with induction loop line 31, and induction loop line 31 is used for the pulse signal of induction electromagnetic matcher 4 output to according to the strong and weak accurate position signal of output of signal that does not sense with induction loop line 31.

As an embodiment of the utility model, further, the inside of on-vehicle controller 9 is provided with electromagnetic generator 5, electromagnetic generator 5's input and on-vehicle controller 9's output electric connection, electromagnetic generator 5's output and electromagnetic matcher 4's input electric connection, and on-vehicle controller 9 opens electromagnetic generator 5 after the flexible machine 6 takes place the displacement, for electromagnetic matcher 4 output pulse signal.

As an embodiment of the utility model, further, the one end of electromagnetic induction chi 3 is provided with data interpreter 2, and the input of data interpreter 2 and the output electric connection of electromagnetic induction chi 3, the inductive signal on the analytic electromagnetic induction chi 3 of data interpreter 2 obtain the real-time positional information of the flexible machine 6.

As an embodiment of the utility model, further, data interpreter 2 goes up the electric connection with first wireless communication ware 21, and dispatch controller 1 goes up the electric connection with second wireless communication ware 11, first

wireless communication ware

21 and 11 communication connection of second wireless communication ware, first wireless communication ware 21 with the position information wireless transmission that data interpreter 2 obtained to dispatch controller 1 on.

As an embodiment of the utility model, further, on-vehicle controller 9 and dispatch controller 1 electric connection, dispatch controller 1 made the action that the compressor 6 executed and stretched out or withdrawed according to the behavior output control signal of other equipment to on-vehicle controller 9.

Specifically, the operating principle of the accurate displacement measurement system of the belt expander is as follows: the telescopic machine 6 stretches out or withdraws along fixed direction under the drive of rubber belt 7, on-vehicle controller 9 opens electromagnetic generator 5 and forms pulse signal, and map to on the electromagnetism induction chi 3 through electromagnetic matcher 4, the strong and weak signal of response loop line 31 induction signal is with signal transmission to data interpreter 2 on, data interpreter 2 analyzes out the real-time position information of telescopic machine 6 through induction signal, and through 21 remote connection second wireless communication ware 11 of first wireless communication ware with data transmission to dispatch controller 1 on.

The above description is only a preferred embodiment of the present invention and is not intended to limit the present invention, and various modifications and changes may be made by those skilled in the art. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.

Claims

1. The accurate displacement measurement system of the belt telescopic machine is characterized by comprising a ground system and a vehicle-mounted system, wherein the ground system comprises a dispatching controller (1) and an electromagnetic induction ruler (3), the dispatching controller (1) is arranged in a control dispatching room, the vehicle-mounted system comprises a vehicle-mounted controller (9), a belt storage device (8), a rubber belt (7) and a telescopic machine (6), the vehicle-mounted controller (9) is arranged on the telescopic machine (6), one end of the rubber belt (7) is arranged in the belt storage device (8), the telescopic machine (6) is arranged at one end, far away from the belt storage device (8), of the rubber belt (7), the rubber belt (7) drives the telescopic machine (6) to extend or retract, the electromagnetic induction ruler (3) is arranged on one side of the telescopic machine (6), and the telescopic ruler is arranged in parallel along the walking direction of the telescopic machine (6), one side of the telescopic machine (6) close to the electromagnetic induction ruler (3) is provided with an electromagnetic matcher (4), and the electromagnetic matcher (4) outputs pulse signals with fixed peak values and frequency.

2. The accurate displacement measurement system of a belt stretcher according to claim 1, characterized in that the signal output end of the electromagnetic matching device (4) corresponds to the induction area of the electromagnetic induction ruler (3), the distance between the electromagnetic matching device (4) and the electromagnetic induction ruler (3) is 250 ± 50mm, and the left and right deflection tolerance is ± 50 mm.

3. The accurate displacement measurement system of a belt stretcher according to claim 1, characterized in that the outside of the electromagnetic induction ruler (3) is sleeved with an induction loop (31) in an equidistant array, and the induction loop (31) is used for inducing the pulse signal output by the electromagnetic matching device (4).

4. The accurate displacement measurement system of the belt stretcher according to claim 1, wherein an electromagnetic generator (5) is arranged inside the vehicle-mounted controller (9), an input end of the electromagnetic generator (5) is electrically connected with an output end of the vehicle-mounted controller (9), and an output end of the electromagnetic generator (5) is electrically connected with an input end of the electromagnetic matcher (4).

5. The accurate displacement measurement system of the belt stretcher according to claim 1, characterized in that a data interpreter (2) is provided at one end of the electromagnetic induction ruler (3), and an input end of the data interpreter (2) is electrically connected with an output end of the electromagnetic induction ruler (3).

6. The accurate displacement measurement system of the belt expander as claimed in claim 5, wherein the data interpreter (2) is electrically connected with a first wireless communicator (21), the dispatching controller (1) is electrically connected with a second wireless communicator (11), and the first wireless communicator (21) is in communication connection with the second wireless communicator (11).

7. The belt compressor accurate displacement measurement system according to claim 1, wherein the on-board controller (9) is electrically connected with the dispatch controller (1).