Relative displacement automatic control mechanism for main linear motion corollary equipment

Abstract

The utility model provides a relative displacement automatic control mechanism for main linear motion corollary equipment, which comprises an association signal module for transmitting set point relative position coordinates of a main motion carrier and the corollary equipment in real time; the control module is used for respectively controlling the main motion carrier and the corollary equipment by setting corresponding control units; the main motion carrier and the corollary equipment which are linked with each other are connected through a logic chain to form combined control; monitoring the variation of the relative position coordinates according to the monitoring units in a respective or mutual linkage manner; the control module is further provided with a safety protection unit, and safety protection is achieved on the power driving module through the control unit according to monitoring of the monitoring unit. And the power driving module is used for single-axis / multi-axis linkage control of the main motion carrier and the corollary equipment. According to the setting rule of the on-off control unit and the combined control of the logic chain, the relative displacement control precision of the main motion carrier and the corollary equipment is ensured, and the requirements of high precision and assembly are met.

Description

TECHNICAL FIELD

[0001] The utility model relates to the equipment control technical field, concretely relates to a main linear motion supporting equipment relative displacement automatic control mechanism. BACKGROUND

[0002] With the development of intelligent automation technology, the supporting equipment (such as platform shielding door, overhaul equipment, charging device etc.) of high-speed rail, bullet train, urban light rail and other main linear motion carriers needs to realize the relative displacement adjustment and control of unmanned and automation.The traditional manual adjustment mode has the problems of low efficiency and insufficient precision, and the existing automation scheme often causes large docking error due to signal transmission delay and single control logic, and cannot meet the precise docking demand in high-speed motion scene such as high-speed rail.Therefore, the utility model provides a main linear motion supporting equipment relative displacement automatic control mechanism to improve the above problems. SUMMARY

[0003] Therefore, the utility model wants to overcome the technical problems of the above-mentioned defects, and provide a main linear motion supporting equipment relative displacement automatic control mechanism.

[0004] In order to solve the above problems, the utility model provides a main linear motion supporting equipment relative displacement automatic control mechanism, which comprises:

[0005] The associated signal module is used for real-time transmission of the relative position coordinates of the given point of the main motion carrier and the supporting equipment;

[0006] The control module is arranged on the main motion carrier and the supporting equipment to control them through the corresponding control unit;The main motion carrier and the supporting equipment are connected through the logic chain to form joint control;According to the monitoring unit, the change of the monitoring relative position coordinates is respectively or mutually linked;

[0007] The control module also has a safety protection unit, which is used for monitoring the monitoring unit and realizing safety protection through the control unit to the power drive module;

[0008] The power drive module is used for single / multi-axis linkage control of the main motion carrier and the supporting equipment.

[0009] Preferably, the associated signal module comprises several 5G signal transceiver modules, and each 5G signal transceiver module corresponds to one main motion carrier / supporting equipment.

[0010] Preferably, the control unit has a plurality of corresponding set rules, and the control logic of the main motion carrier / supporting equipment is controlled through the corresponding set rules and set parameters, and one state changes to another state under different set rules.

[0011] Preferably, the joint control unit has several logic chains, each of which is used to connect two associated control units, and the logic chain is used to control the other control unit to perform synchronous action through the logic chain when the associated control unit controls the corresponding main motion carrier / supplementary equipment.

[0012] Preferably, the monitoring unit is used to monitor the change of the control unit control main motion carrier / supplementary equipment relative position coordinate through the activation of the logic chain in the joint control unit.

[0013] Preferably, the power driving module comprises several servo motors, each of which is connected with a control unit, and each of which has an encoder and a driver.

[0014] The driver is used to perform the state change of the servo motor, the encoder is used to change the parameter of the servo motor, and the driver and the encoder are connected with the associated signal module respectively.

[0015] Preferably, the monitoring unit has an upper limit position and a lower limit position function, the associated signal module sends the real-time specific position signal of the servo motor to the monitoring unit, and the monitoring unit reacts when the servo motor is about to reach the upper limit position and the lower limit position. The joint control module sends a signal to prohibit the operation of the servo motor.

[0016] The main linear motion supplementary equipment relative displacement automatic control mechanism provided by the utility model has the following beneficial effects:

[0017] 1. The utility model realizes high-speed real-time position signal transmission through the signal transceiver module, combines the setting rules of the control unit and the joint control of the logic chain, ensures the relative displacement control precision of the main motion carrier and the supplementary equipment, and meets the high-precision and assembly requirements.

[0018] 2. The utility model also realizes the synchronous action between multiple devices through the joint control mechanism connected by the logic chain, supports single-axis independent control and multi-axis linkage control, and significantly improves flexibility.

[0019] 3. The utility model also combines the limiting function of the monitoring unit and the dynamic protection of the safety protection unit, forms a multi-level safety protection system, effectively avoids equipment collision, overload and other accidents, and improves the safety and reliability of equipment operation. DRAWINGS

[0020] Fig. 1 It is a structural schematic view of the utility model;

[0021] Fig. 2 It is a scene schematic view of the utility model. DETAILED DESCRIPTION

[0022] As shown in Figs. 1-2 The utility model provides a main linear motion matching equipment relative displacement automatic control mechanism, it includes:

[0023] The associated signal module is used for real-time transmission of the relative position coordinates of the given point of the main motion carrier and the matching equipment;

[0024] The control module is arranged on the main motion carrier and the matching equipment and controlled by the corresponding control unit; the main motion carrier and the matching equipment are connected by the logic chain to form a joint control; the monitoring unit monitors the change of the relative position coordinates;

[0025] The control module also has a safety protection unit for monitoring the monitoring unit and realizing safety protection by the control unit on the power drive module;

[0026] The power drive module is used for single-axis / multi-axis linkage control of the main motion carrier and the matching equipment.

[0027] In some embodiments, the associated signal module includes several 5G signal transceiver modules, each of which corresponds to a main motion carrier / matching equipment. As shown in Figs. 1-2 The associated signal is used for real-time transmission of the relative position coordinates of the given point of the main motion carrier and the matching equipment, including several 5G signal transceiver modules, for example, Huawei 5GCPEPro3, supporting high-speed data transmission and low-latency communication, each 5G signal transceiver module corresponds to a main motion carrier or a matching equipment, adopts 5G wireless communication technology, has the characteristics of high speed and low latency, can collect and transmit the position coordinate data of each device in real time, ensures the real-time synchronization of information between the main motion carrier and the matching equipment, and eliminates the layout restrictions and signal interference problems of traditional wired transmission.

[0028] Specifically, the control unit has a plurality of corresponding set rules, and the control logic controls the main motion carrier / matching equipment through the corresponding set rules and set parameters, and changes from one state to another state under different set rules.

[0029] Specifically, the joint control unit has a plurality of logic chains, each of which is used to connect two associated control units, and the logic chain is used to control another control unit to perform synchronous action through the logic chain when the associated control unit controls the corresponding main motion carrier / matching equipment.

[0030] Specifically, the monitoring unit is activated through the logic chain in the joint control unit, and is used to monitor the change of the relative position coordinates of the control unit control main motion carrier / matching equipment.Figs. 1-2 as shown,

[0031] Specifically, the control module is deployed on the main motion carrier and the matching equipment, and is controlled by setting corresponding control units; the control unit has multiple setting rules, such as a rapid positioning mode, a precision machining mode, and a safety zero return mode; in the rapid positioning mode, the motor speed is set to 1000 rpm, and the position accuracy allows an error of ±0.5 mm; in the precision machining mode, the speed is reduced to 200 rpm, and the accuracy error is controlled within ±0.01 mm; the control unit has multiple corresponding setting rules, and the control logic for controlling the main motion carrier / matching equipment is formed by corresponding setting rules and setting parameters, and can be changed from one state to another state under different setting rules to adapt to different control requirements; wherein the control module connects the main motion carrier and the matching equipment through a logic chain to form joint control; for example, the joint control part connects the X-axis control unit of the main motion platform and the X-axis control unit of the workpiece clamp through a logic chain; when the main motion platform moves in the X-axis direction, the logic chain triggers the X-axis control unit of the workpiece clamp to move synchronously, ensuring that the relative position of the two in the X-axis direction remains constant.

[0032] The joint control part has several logic chains, each of which is used to connect two associated control units; when the associated control units control the main motion carrier / matching equipment, the other control unit is controlled through the logic chain to move synchronously, realizing collaborative motion control between multiple devices; wherein the control module further includes a monitoring unit which is activated through the corresponding logic chain in the joint control part and is used to monitor the change of the relative position coordinates of the main motion carrier / matching equipment controlled by the control unit; the monitoring unit has an upper limit position and a lower limit position function, and the associated signal module sends the real-time specific position signal of the servo motor to the monitoring unit; when the servo motor is about to reach the upper limit position and the lower limit position, the monitoring unit triggers the joint control module to send a signal to prohibit the operation of the servo motor, realizing safety monitoring of the motion range of the equipment; in addition, the control module has a safety protection unit which can realize safety protection of the power driving module through the control unit according to the monitoring result of the monitoring unit; when detecting abnormal position change, overload and other dangerous states, the power output is cut off or the motion parameters are adjusted in time to avoid safety accidents.

[0033] In some embodiments, the power driving module includes: several servo motors, each of which is connected with a control unit, and each of which has an encoder and a driver;

[0034] The driver is used to execute the state change of the servo motor, the encoder is used to change the parameters of the servo motor, and the driver and the encoder are respectively connected with the associated signal module.

[0035] Specifically, the monitoring unit has an upper limit position, a lower limit position function, the associated signal module sends the real-time specific position signal of the servo motor to the monitoring unit, the monitoring unit reacts, when the servo motor is about to reach the upper limit position and the lower limit position, the joint control module sends a signal to the servo motor to prohibit operation.

[0036] Specifically, the power driving module is used for single / multi-axis linkage control of the main motion carrier and the matching equipment, and includes a plurality of servo motors, each servo motor is connected with a control unit, and each servo motor has an encoder and a driver, the driver is used for executing state change of the servo motor, and realizes start, stop, speed regulation and other operations of the motor; the encoder is used for detecting changes of servo motor parameters such as speed and position, and feeds back data to the associated signal module, the driver and the encoder are connected with the associated signal module respectively, forming a closed-loop control circuit, to ensure the accuracy and stability of power output.

[0037] The application realizes high-speed real-time position signal transmission through the signal transceiver module, and ensures the relative displacement control accuracy of the main motion carrier and the matching equipment through the setting rules and the joint control of the logic chain of the control unit, to meet the high-precision and assembly requirements.

[0038] The joint control mechanism of the logic chain connection can realize synchronous action between multiple devices, support single-axis independent control and multi-axis linkage control, and significantly improve flexibility.

[0039] The application combines the limit function of the monitoring unit with the dynamic protection of the safety protection unit, forms a multi-level safety protection system, effectively avoids equipment collision, overload and other accidents, and improves the safety and reliability of equipment operation.

[0040] The above only describes the preferred embodiments of the present application, and does not limit the present application, any modification, equivalent replacement and improvement made within the spirit and principle of the present application shall be included in the protection scope of the present application. The above only describes the preferred embodiments of the present application, and does not limit the present application, any modification, equivalent replacement and improvement made within the spirit and principle of the present application shall be included in the protection scope of the present application.

Claims

1. A mechanism for automatic control of relative displacement of a main linear motion assembly, characterized in that, include: The associated signal module is used to transmit the relative position coordinates of the main motion carrier and the supporting equipment at predetermined points in real time; The control module will be deployed on the main motion carrier and supporting equipment to control them respectively by setting corresponding control units; the interconnected main motion carrier and supporting equipment will be connected through a logic chain to form a joint control; and the monitoring units will monitor the changes in relative position coordinates individually or in a coordinated manner. The control module also has a safety protection unit, which is used to implement safety protection for the power drive module through the control unit based on the monitoring of the monitoring unit. The power drive module is used for single-axis / multi-axis linkage control of the main motion carrier and supporting equipment.

2. The automatic relative displacement control mechanism for the main linear motion supporting equipment according to claim 1, characterized in that: The associated signal module includes several 5G signal transceiver modules, each of which corresponds to a main motion carrier / supporting equipment.

3. The automatic relative displacement control mechanism for the main linear motion supporting equipment according to claim 1, characterized in that: The control unit has multiple corresponding setting rules, and control logic that controls the main motion carrier / supporting equipment through the corresponding setting rules and setting parameters, and changes from one state to another under different setting rules.

4. The automatic relative displacement control mechanism for the main linear motion supporting equipment according to claim 1, characterized in that: The joint control unit has several logic chains. Each logic chain is used to connect two related control units. When the main motion carrier / supporting equipment corresponding to the related control unit is controlled, the logic chain controls another control unit to perform synchronous actions.

5. The automatic relative displacement control mechanism for the main linear motion supporting equipment according to claim 1, characterized in that: The monitoring unit, through the activation of the corresponding logic chain in the joint control unit, is used to monitor the changes in the relative position coordinates of the main motion carrier / supporting equipment controlled by the control unit.

6. The automatic relative displacement control mechanism for the main linear motion supporting equipment according to claim 5, characterized in that: The power drive module includes: a plurality of servo motors, each servo motor being connected to a control unit, and each servo motor having an encoder and a driver; The driver is used to execute the state changes of the servo motor, the encoder is used to change the parameters of the servo motor, and the driver and the encoder are respectively connected to the associated signal module.

7. The automatic relative displacement control mechanism for the main linear motion auxiliary equipment according to claim 6, characterized in that: The monitoring unit has upper and lower limit functions. The associated signal module sends the real-time specific position signal of the servo motor to the monitoring unit. The monitoring unit reacts by issuing a signal to the servo motor to prohibit operation when the servo motor is about to reach the upper and lower limits.

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