CT device and automatic identification method for detachable CT scanning motion control module

Abstract

The invention provides a CT (Computed Tomography) device and an automatic identification method for a detachable CT scanning motion control module. The automatic identification method for the detachable CT scanning motion control module comprises the following steps that S1, whether the detachable CT scanning motion control module is installed or not is identified through an inductive switch; s2, after it is determined that the detachable CT scanning motion control module is installed, an encoder signal in the detachable CT scanning motion control module is read through a driver in the CT device; and S3, in response to the read encoder signal, reading a preset program in the detachable CT scanning motion control module by the CT device, creating a new scanning mode, and updating module name information and module state information of an upper computer display part in the CT device.

Description

Technical Field

[0001] The present invention relates to the field of nondestructive testing, and in particular to a CT device and an automatic identification method for a detachable CT scanning motion control module. Background Art

[0002] Radiographic nondestructive testing (NDT) technology is widely used in many fields, mainly including aerospace, automotive, oil and gas and other industries. These industries have extremely high requirements for product quality and safety. Radiographic nondestructive testing technology uses X-rays to penetrate materials and uses the absorption and scattering phenomena generated by the interaction between rays and materials to generate high-precision internal images, thereby revealing defects, anomalies and inconsistencies inside the material. This method is not only efficient and accurate, but also non-destructive, and is particularly suitable for these industries that have extremely high requirements for product quality and safety.

[0003] With the rapid development of national industrialization, the X-ray nondestructive testing technology industry has also continued to make progress and innovation. There are various scanning methods for the properties of various test objects, and a single scanning method cannot achieve the essential image analysis of multiple test objects. The cost of having multiple CT (Computed Tomography) devices is extremely high, and even so, switching between different CT devices is extremely time-consuming. Therefore, a CT device with multiple scanning capabilities and fast scanning switching is needed. Summary of the invention

[0004] In view of the deficiencies in the prior art, the present invention provides a CT device and an automatic identification method for a detachable CT scanning motion control module, which mainly solves the problem in the prior art that there is a lack of a CT device with multiple scanning capabilities and capable of fast scanning switching.

[0005] The objective of the present invention is achieved through the following solutions:

[0006] In a first aspect, according to an embodiment of the present invention, there is provided a method for automatically identifying a detachable CT scanning motion control module, comprising the following steps: S1, identifying whether the detachable CT scanning motion control module is installed by means of an induction switch; S2, when it is determined that the detachable CT scanning motion control module is installed, reading an encoder signal in the detachable CT scanning motion control module by means of a driver in the CT device; S3, in response to reading the encoder signal, the CT device reading a preset program in the detachable CT scanning motion control module, creating a new scanning mode and updating module name information and module status information of a display part of a host computer in the CT device.

[0007] According to an embodiment of the present invention, the induction switch is located at a position where the detachable CT scanning motion control module is to be installed.

[0008] According to an embodiment of the present invention, the induction switch is included in the detachable CT scanning motion control module and is connected to the CT device through an IO module.

[0009] According to an embodiment of the present invention, the driver is connected to the detachable CT scanning motion control module via a data connector.

[0010] According to an embodiment of the present invention, the preset program includes a scanning control program, an image reconstruction program, and an image analysis program.

[0011] According to an embodiment of the present invention, creating a new scanning mode and updating the module name information of the upper computer display part in the CT device is as follows: S31, obtaining the name of the detachable CT scanning motion control module in the preset program; S32, adding the name to the scanning mode options of the upper computer display part in the CT device, and linking the name with the scanning control program.

[0012] According to an embodiment of the present invention, the scanning modes include cone beam CT and DR.

[0013] According to an embodiment of the present invention, updating the module status information of the upper computer display part in the CT device is to display the indicator light in green.

[0014] According to an embodiment of the present invention, updating the module status information of the upper computer display part in the CT device is to display in the status bar that the detachable CT scanning motion control module is connected.

[0015] In a second aspect, according to another embodiment of the present invention, a CT device including a detachable CT scanning motion control module is provided, including: a data processing and display module, including: a host computer, used to send instructions to a controller and receive data from the controller; a controller, used to forward instructions and data; a driver, used to drive a motor and read data from the detachable CT scanning motion control module; a connecting device, used to connect the data processing and display module with the detachable CT scanning motion control module, including: an IO module, used to connect the controller and a clamp and an induction switch in the detachable CT scanning motion control module; a plug-in terminal, used to connect the driver with a motor in the detachable CT scanning motion control module; a data connector, used to connect the driver with an encoder in the detachable CT scanning motion control module; the detachable CT scanning motion control module includes: a clamp, used to clamp a workpiece to be measured; an induction switch, used for installation detection; a motor, used to drive the clamp; an encoder, used for connection verification of the detachable CT scanning motion control module; a program module, used to store a preset program.

[0016] Compared with the prior art, the present invention has the following beneficial effects: through the setting of the induction switch and the driver, the automatic installation and automatic connection test of the detachable module are realized; in addition, by reading the program of the detachable module, a new scanning mode is automatically created, which is fast and convenient, and at the same time avoids the possibility of human error. BRIEF DESCRIPTION OF THE DRAWINGS

[0017] The embodiments of the present invention are further described below with reference to the accompanying drawings:

[0018] Figure 1 The figure is a flow chart of a method for automatically identifying a detachable CT scanning motion control module by a CT device according to an embodiment of the present invention.

[0019] Figure 2 The figure is a schematic diagram of the composition of a CT device including a detachable CT scanning motion control module according to an embodiment of the present invention. DETAILED DESCRIPTION

[0020] Before proceeding to the following detailed description, it may be advantageous to set forth the definitions of certain words and phrases used throughout this patent document. The terms "coupling", "connection" and their derivatives refer to any direct or indirect communication or connection between two or more elements, regardless of whether those elements are in physical contact with each other. The terms "transmission", "reception" and "communication" and their derivatives cover direct and indirect communication. The terms "include" and "comprising" and their derivatives refer to including but not limited to. The term "or" is inclusive, meaning and / or. The phrase "associated with..." and its derivatives refer to including, including within, interconnecting, containing, contained within, connecting or connecting with, coupling or coupling with, communicating with, cooperating, interweaving, parallel, close to, binding or binding with, having, having attributes, having a relationship or having a relationship with, etc. The term "controller" refers to any device, system or part thereof that controls at least one operation. Such a controller can be implemented with hardware, or a combination of hardware and software and / or firmware. The functions associated with any particular controller can be centralized or distributed, whether local or remote. The phrase "at least one of", when used with a list of items, means that different combinations of one or more of the listed items may be used, and only one of the items in the list may be required. For example, "at least one of A, B, C" includes any of the following combinations: A, B, C, A and B, A and C, B and C, A and B and C.

[0021] Definitions for other specific words and phrases are provided throughout this patent document. Those of ordinary skill in the art should understand that in many, if not most instances, such definitions apply to prior and future uses of such defined words and phrases.

[0022] In this patent document, the application combination of modules and the division level of sub-modules are only used for illustration, and the application combination of modules and the division level of sub-modules may have different forms without departing from the scope of the present disclosure.

[0023] In order to make the purpose, technical solutions and advantages of the present invention more clearly understood, the present invention is further described in detail below through specific embodiments in conjunction with the accompanying drawings. It should be understood that the specific embodiments described herein are only used to explain the present invention and are not intended to limit the present invention.

[0024] As described in the background technology, the prior art lacks a CT device with multiple scanning capabilities and capable of fast scanning switching. Figure 1As shown, according to an embodiment of the present invention, there is provided an automatic identification method for a detachable CT scanning motion control module, comprising the following steps: S1, identifying whether the detachable CT scanning motion control module is installed through an induction switch; S2, when it is determined that it is installed, reading the encoder signal in the detachable CT scanning motion control module through the driver in the CT device; S3, in response to reading the encoder signal, the CT device reads the preset program in the detachable CT scanning motion control module, creates a new scanning mode and updates the module name information and module status information of the upper computer display part in the CT device. By setting the induction switch and the driver, the automatic installation and automatic connection test of the detachable module are realized; in addition, by reading the program of the detachable module, a new scanning mode is automatically created, which is fast and convenient, and at the same time avoids the possibility of manual errors.

[0025] The application scenario of the detachable design is micro-focus CT detection equipment, especially those that require special scanning methods and frequently replace parts or perform maintenance. The detachable design can greatly shorten the replacement and adjustment time and improve production efficiency.

[0026] According to an embodiment of the present invention, the induction switch is located at the position where the detachable CT scanning motion control module is to be installed. In this way, once the module is installed, the CT device can quickly obtain the installation completion information of the new module.

[0027] In addition, in order to ensure the accuracy of detection, according to an embodiment of the present invention, the induction switch is included in the detachable CT scanning motion control module and is connected to the CT device through an IO (input output) module. Through the cable connection, the signal transmission is more stable and reliable.

[0028] In order to obtain data from the detachable CT scanning motion control module, according to an embodiment of the present invention, the driver is connected to the detachable CT scanning motion control module via a data (DB) connector.

[0029] According to an embodiment of the present invention, the preset program includes a scanning control program, an image reconstruction program, and an image analysis program. In addition, other programs with respective functions may also be included. Moreover, for modules with different functions, the control programs or image processing programs they have are also inconsistent.

[0030] After ensuring the connection with the detachable module, in order to obtain the function of the detachable module and establish a control connection, according to an embodiment of the present invention, a new scanning mode is created and the module name information of the upper computer display part in the CT device is updated as follows: S31, obtaining the name of the detachable CT scanning motion control module in the preset program; S32, adding the name to the scanning mode option of the upper computer display part in the CT device, and linking the name with the scanning control program. In this way, when the option corresponding to the name is selected in the upper computer, the corresponding control program can be called to perform the corresponding scanning control.

[0031] According to an embodiment of the present invention, the scanning modes include cone beam CT and DR (digital radiography). Of course, other types of CT or DR may also be included.

[0032] In order to better indicate the result of the recognition, according to an embodiment of the present invention, the module status information of the upper computer display part in the CT device is updated to display the indicator light in green. In contrast, the indicator lights of other scanning modes may be gray or off. Of course, the indicator lights may also be other colors, depending on the specific settings.

[0033] In addition, in order to intuitively display the recognition result, according to an embodiment of the present invention, the module status information of the upper computer display part in the CT device is updated to display in the status bar that the detachable CT scanning motion control module is connected.

[0034] According to another embodiment of the present invention, Figure 2 As shown, a CT device including a detachable CT scanning motion control module is provided, including: a data processing and display module, including: a host computer, used to send instructions to a controller and receive data from the controller; a controller, used to forward instructions and data; a driver, used to drive a motor and read data from the detachable CT scanning motion control module; a connecting device, used to connect the data processing and display module with the detachable CT scanning motion control module, including: an IO module, used to connect the controller and a clamp and an induction switch in the detachable CT scanning motion control module; a plug-in terminal, used to connect the driver with a motor in the detachable CT scanning motion control module; a data connector, used to connect the driver with an encoder in the detachable CT scanning motion control module; the detachable CT scanning motion control module includes: a clamp, used to clamp a workpiece to be tested; an induction switch, used for installation detection; a motor, used to drive the clamp; an encoder, used for connection verification of the detachable CT scanning motion control module; a program module, used to store a preset program.

[0035] The present invention may be a system, a method and / or a computer program product. The computer program product may include a computer-readable storage medium carrying computer-readable program instructions for causing a processor to implement various aspects of the present invention.

[0036] Computer readable storage medium can be a tangible device that holds and stores instructions used by an instruction execution device. Computer readable storage medium can include, for example, but is not limited to, an electrical storage device, a magnetic storage device, an optical storage device, an electromagnetic storage device, a semiconductor storage device, or any suitable combination thereof. More specific examples (non-exhaustive list) of computer readable storage medium include: a portable computer disk, a hard disk, a random access memory (RAM), a read-only memory (ROM), an erasable programmable read-only memory (EPROM or flash memory), a static random access memory (SRAM), a portable compact disk read-only memory (CD-ROM), a digital versatile disk (DVD), a memory stick, a floppy disk, a mechanical encoding device, for example, a punch card or a protruding structure in a groove on which instructions are stored, and any suitable combination thereof.

[0037] The embodiments of the present invention have been described above, and the above description is exemplary, not exhaustive, and is not limited to the disclosed embodiments. Many modifications and variations will be apparent to those of ordinary skill in the art without departing from the scope and spirit of the described embodiments. The selection of terms used herein is intended to best explain the principles of the embodiments, practical applications, or technical improvements in the market, or to enable other persons of ordinary skill in the art to understand the embodiments disclosed herein.

Claims

1. A method for automatically identifying a detachable CT scanning motion control module, characterized in that: The following steps are involved: S1. Identify whether the detachable CT scanning motion control module is installed through an induction switch; S2, when it is determined that the module has been installed, reading the encoder signal in the detachable CT scanning motion control module through the driver in the CT device; S3. In response to reading the encoder signal, the CT device reads the preset program in the detachable CT scanning motion control module, creates a new scanning mode and updates the module name information and module status information of the upper computer display part in the CT device.

2. The automatic identification method for a detachable CT scanning motion control module according to claim 1, characterized in that: The induction switch is located at a position where the detachable CT scanning motion control module is to be installed.

3. The automatic identification method for a detachable CT scanning motion control module according to claim 1, characterized in that: The induction switch is included in the detachable CT scanning motion control module and is connected to the CT device through an IO module.

4. The automatic identification method for a detachable CT scanning motion control module according to claim 1, characterized in that: The driver is connected to the detachable CT scanning motion control module via a data connector.

5. The automatic identification method for a detachable CT scanning motion control module according to claim 1, characterized in that: The preset programs include a scanning control program, an image reconstruction program, and an image analysis program.

6. The automatic identification method for a detachable CT scanning motion control module according to claim 5, characterized in that: Create a new scanning mode and update the module name information of the upper computer display part in the CT device as follows: S31, obtaining the name of the detachable CT scanning motion control module in the preset program; S32, adding the name to the scanning mode options of the upper computer display part in the CT device, and linking the name with the scanning control program.

7. The automatic identification method for a detachable CT scanning motion control module according to claim 1, characterized in that: The scanning modes include cone beam CT and DR.

8. The automatic identification method for a detachable CT scanning motion control module according to claim 1, characterized in that: The module status information of the upper computer display part in the CT device is updated to display the indicator light in green.

9. The automatic identification method for a detachable CT scanning motion control module according to claim 1, characterized in that: The module status information of the upper computer display part in the CT device is updated to display in the status bar that the detachable CT scanning motion control module is connected.

10. A CT device, characterized in that: The CT device uses an automatic identification method for a detachable CT scanning motion control module as described in any one of claims 1 to 9 to identify the detachable CT scanning motion control module, and the CT device includes: Data processing and display module, including: The host computer is used to send instructions to the controller and receive data from the controller; Controller, used for forwarding instructions and data; A driver for driving the motor and reading data from the detachable CT scanning motion control module; A connecting device, used for connecting the data processing and display module with the detachable CT scanning motion control module, comprising: IO module, used for connecting the controller with the gripper and the induction switch in the detachable CT scanning motion control module; Plug-in terminals, used for connecting the driver to the motor in the detachable CT scanning motion control module; Data connector for connecting the drive to the encoder in the removable CT scanning motion control module; Removable CT scanning motion control module, including: A clamping jaw, used to clamp the workpiece to be measured; Induction switch for installation detection; A motor, used for driving the clamping jaws; Encoder for connection verification of the detachable CT scanning motion control module; The program submodule is used to store preset programs.

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