CN102134940A - Computer numerical control (CNC) periodic code locking device - Google Patents
Computer numerical control (CNC) periodic code locking device Download PDFInfo
- Publication number
- CN102134940A CN102134940A CN2010101053506A CN201010105350A CN102134940A CN 102134940 A CN102134940 A CN 102134940A CN 2010101053506 A CN2010101053506 A CN 2010101053506A CN 201010105350 A CN201010105350 A CN 201010105350A CN 102134940 A CN102134940 A CN 102134940A
- Authority
- CN
- China
- Prior art keywords
- code
- locking device
- numerical control
- computer numerical
- central processing
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Pending
Links
Images
Landscapes
- Lock And Its Accessories (AREA)
Abstract
The invention provides a computer numerical control (CNC) periodic code locking device which is connected with a CNC module. The code locking device is used for executing a data checking program, judging whether control data transfer between the code locking device and the CNC module is interrupted on the expiration date, then executing a code locking control program and restoring control data transfer between the code locking device and the CNC module after receiving and inputting an activation code. Therefore, the code locking device can effectively avoid the buyers from evading payment through hardware cracking, effectively overcome many defects of the prior art and achieve the effect of protecting the rights and interests of the sellers.
Description
Technical field
The present invention is a kind of code-locking device, especially about a kind of regular code-locking device that is used in computer Numerical Control (CNC) toolroom machine.
Background technology
Computer Numerical Control (CNC) toolroom machine belongs to expensive equipment, and the seller is often in order to promote the sale of products, and often agrees that the buyer tries out afterwards earlier to pay the bill.
Plead payment for fear of the buyer, the seller is everlasting code-locked device or hardware lock is installed in the CNC toolroom machine, yet aforesaid code-locked device or hardware lock often can crack by utilizing simple circuit chip burning, be easy to cause the seller to collect money loss economically that difficulty maybe can't collect money.
Summary of the invention
Crack the technical problem that causes the seller to lose economically easily in order to solve aforementioned CNC toolroom machine code-locked device or hardware lock; the present invention is in the mode of regular code-locked; allow the CNC toolroom machine behind certain hour, automatically lock and random number generation code-locked password; the buyer must just can continue to use to the required startup sign indicating number of seller, reaches the purpose of improving protection seller rights and interests.
Cooperate and solve aforementioned technical problem and reach goal of the invention, the invention provides a kind of computer Numerical Control (CNC) code-locking device regularly, it is electrically connected with a computer Numerical Control module, it comprises a central processing unit, a mnemon, a codec unit, a man-machine interface, a converting unit and an electric power output unit, wherein:
This central processing unit electrically connects with this mnemon, this codec unit and this electric power output unit respectively, and this central processing unit is accepted the electric power that this electric power output unit provides;
This mnemon is accepted the control of this central processing unit and is carried out the access of data, its internal reservoir one data check formula and code-locked control formula;
This codec unit and this man-machine interface and this converting unit electrically connect;
This converting unit is changed the conversion of data format between this code-locking device and this computer Numerical Control module and electric power output;
This central processing unit is carried out this data check formula when a closing date expires, interrupt the control data transmission between this code-locking device and this computer Numerical Control module, and show a code-locked, wherein this code-locked system cooperates random number mode to produce with code-locked generation formula; And
This central processing unit is carried out code-locked control formula after producing code-locked, and after accepting input one startup sign indicating number, recover the control data transmission between this code-locking device and this computer Numerical Control module, wherein, this startup sign indicating number is the function that this code-locked and this code-locked produce formula.
Wherein, this startup sign indicating number is the function of a sequence number of this code-locking device.
Wherein, this electric power output unit is accepted the outside high input voltage of input, and gives this central processing unit with the operating voltage that this high input voltage transfers a digital circuit to.
Wherein:
This electric power output unit system accepts the outside high input voltage of input; And
This converting unit comprises a high voltage output circuit and a low voltage output circuit and an electric power switching device, and this electric power switching device switches this high voltage output circuit of selection or this low voltage output circuit is the electric power output circuit.
Wherein, the execution one when interrupting the communication of this code-locking device and this computer Numerical Control module of this central processing unit cracks and prevents formula, it makes the number of times of this central processing unit progression input error startup sign indicating number, and when errors number surpassed a setting range, refusal was accepted to import this and started sign indicating number.
By this, code-locking device of the present invention can effectively be avoided the buyer to crack mode by hardware evading payment, effectively solve many shortcomings of prior art, reaches the effect of protection seller rights and interests.
Description of drawings
Fig. 1 is system's block schematic diagram of preferred embodiment of the present invention;
Fig. 2 A, 2B, 2C transmit the pulse wave schematic diagram for the signal data of preferred embodiment of the present invention;
Fig. 3 is the use schematic flow sheet of preferred embodiment of the present invention;
Fig. 4 is the code-locked and the decoding process schematic diagram of preferred embodiment of the present invention;
Fig. 5 is the code-locked error protection schematic flow sheet of preferred embodiment of the present invention.
[critical element symbol description]
(10) code-locking device
(11) central processing unit
(12) mnemon
(13) codec unit
(14) man-machine interface
(15) converting unit
(16) electric power output unit
(151) electric power switching device
(20) computer Numerical Control module
(40) mechanical device
The specific embodiment
Please refer to Fig. 1, it is computer Numerical Control of the present invention (CNC) preferred embodiment of code-locking device (10) regularly, this code-locking device (10) is electrically connected with computer Numerical Control (CNC) module (20), this computer Numerical Control module (20) then connects this mechanical device (40), and this code-locking device (10) can be to be connected in the circuit board that this computer Numerical Control module (20) comprises display interface.This code-locking device (10) comprises a central processing unit (11), a mnemon (12), a codec unit (13), a man-machine interface (14), a converting unit (15) and an electric power output unit (16).
This central processing unit (11) electrically connects with this mnemon (12), this codec unit (13) and this electric power output unit (16) respectively, it accepts the electric power input that this electric power output unit (16) provides, wherein, this electric power output unit (16) operating voltage (present embodiment is DC5V) of accepting the outside high input voltage (present embodiment is DC24V) of input and transferring a digital circuit to gives this central processing unit (11).In order to allow the different circuit blocks that operate in different operating voltage in this code-locking device (10) can be located at identical circuit board, need design an isolated layout with usefulness as electromagnetic compatibility, circuit protection in the circuit version of this code-locking device (10).
This mnemon (12) is accepted the control of this central processing unit (11) and is carried out the access of data, its internal reservoir one data check formula, code-locked control formula.
This codec unit (13) and this man-machine interface (14) and this converting unit (15) electrically connect, and this codec unit (13) be this central processing unit (11) to the multiplex's coding-decoding circuit when data, signal transmission between this converting unit (15) and this man-machine interface (14).
This converting unit (15) mainly is responsible for signal or the data format of data transmission and/or the conversion work of electric power output between this code-locking device (10) and this computer Numerical Control module (20), therefore, its inside comprises a high voltage output circuit, a low voltage output circuit and an electric power switching device (151).
Because this computer Numerical Control module (20) or toolroom machine are different with accurate of existing digital circuit institute working voltage, therefore, in order to allow this code-locking device (10) can connect this computer Numerical Control module (20) smoothly, this electric power output unit (16) of this code-locking device (10) is accepted the employed DC24V voltage input of general CNC toolroom machine, the step-down by this electric power output unit (16) with isolate after just output give this central processing unit (11) and other circuit units; Because this converting unit (15) is used for being connected with this computer Numerical Control module (20), therefore, present embodiment is in the layout of the high pressure input side of aforesaid electric power output unit (16) with the output of this converting unit (15), uses and can directly obtain high voltage source.For this computer Numerical Control module (20) of the various different operating voltage quasi positions that are connected, this converting unit (15) of present embodiment selects high voltage output circuit or low voltage output circuit to use the operating voltage of control output by switching this electric power switching device (151).
Please refer to Fig. 2 A and Fig. 2 B, it is code-locking device (10) data stream (data flow) example under a normal mode (not lock) of present embodiment, this code-locking device (10) is exported a data (KEY DATA) and and is interrupted signal (BOUT1) to this computer Numerical Control module (20) according to a user triggering content (KEY PRESSED).In order to allow this code-locking device (10) confirm that institute's transmission data correctly is sent to this computer Numerical Control module (20), this computer Numerical Control module (20) is accepted the data that passback is at once received after this data and is given this code-locking device (10), so, this central processing unit (11) of this code-locking device (10) can be written into the accuracy of data of the data check formula inspection transmission of carrying out this mnemon (12), and the data or stop transmission procedure of retransferring when data is made mistakes.Fig. 2 B is the driving clock pulse figure of data transmission of a light-emittingdiode (LED) indicator lamp corresponding figures 2A of the man-machine interface (14) of this code-locking device (10), and it is understood present this code-locking device (10) for user and belongs to normal operating conditions.
Please refer to Fig. 2 C, this central processing unit (11) is resident carries out this code-locked control formula to check that at any time whether a closing date, this central processing unit (11) is in the closing date expires, interrupt the control data transmission between this code-locking device (10) and this computer Numerical Control module (20), use the function that this mechanical device (40) is used in restriction.
Please refer to Fig. 3, brought forward is stated bright, and the process step that this central processing unit (11) is carried out this code-locked control formula comprises:
(1) judges whether the present time equals or exceeds the closing date.
(2) produce a code-locked when the closing date expires: this central processing unit (11) utilizes a code-locked to produce formula and produces the code-locked that meets this code-locked generation formula in random number mode at random.
(3) show code-locked: this central processing unit (11) is shown in the display of this man-machine interface (14) and/or this mechanical device (40) with this code-locked, allows operator (buyer).
(4) input starts sign indicating number: after the operator obtains code-locked, must inform this code-locked to agent (seller), start sign indicating number to ask for new one to the agent, and this startups sign indicating number that will obtain is imported this code-locking device (10) and decoded.
(5) produce the new closing date: when this code-locking device (10) is imported in new startup sign indicating number, produce the new closing date automatically.Wherein, the mode that produces the closing date does not limit, its can be this code-locking device (10) inside preestablish automatic certain time limit of generation closing date (for example, date on the same day adds three months), or this code-locking device (10) receives the closing date signal that outside seller (agent) sets with network.
Please refer to Fig. 4, it is the seller sets the closing date for the buyer's code-locking device (10) by network a flow process.Wherein, the network connectivity of the code-locking device (10) that the seller can be by the buyer is obtained the expire code-locked that produced and a sequence number of this code-locking device (10) of buyer's code-locking device (10) closing date.After obtaining sequence number and code-locked, the seller can use a decoding formula, and wherein, this decoding formula utilizes this code-locked to produce formula, this sequence number and this code-locked, and can import the closing date of estimating code-locked next time, after carrying out this decoding formula, produces new startup sign indicating number.In other words, this decoding formula produces the relation function that the new closing date is actually the closing date of this code-locked generation formula, this code-locked, this sequence number and new input, and after calculation, generation can be untied one group of startup sign indicating number of this code-locked.Under the normal situation of network connectivity of this code-locking device (10) of the buyer, the seller carries out line and imports the startup sign indicating number of up-to-date generation and decoded, and perhaps also can give the buyer and decodes voluntarily starting sign indicating number.
Please refer to Fig. 5, in order to prevent that the buyer from cracking with wrong trial and error method (Trial and Error) attempt, the central processing unit (11) of this code-locking device (10) also can be carried out one and crack and prevent formula under the situation of locking, it is the number of times that this central processing unit (11) progression input error starts sign indicating number, uses and judges whether the buyer cracks in trial.As Fig. 5, when the buyer imports the startup sign indicating number of five mistakes continuously, this central processing unit (11) can order about this man-machine interface (14) and produce the caution sound, if the input error number of times of progression is above 20 times, then assert the buyer's trial intention, and set this man-machine interface (14) and allow that no longer the buyer imports the startup sign indicating number, at this moment, the buyer can only be pulled down this code-locking device (10) by this computer Numerical Control module (20), seek the seller's decoding.
Claims (6)
1. the regular code-locking device of computer Numerical Control is electrically connected with a computer Numerical Control module, and it comprises a central processing unit, a mnemon, a codec unit, a man-machine interface, a converting unit and an electric power output unit, wherein:
This central processing unit electrically connects with this mnemon, this codec unit and this electric power output unit respectively, and this central processing unit is accepted the electric power that this electric power output unit provides;
This mnemon is accepted the control of this central processing unit and is carried out the access of data, its internal reservoir one data check formula and code-locked control formula;
This codec unit and this man-machine interface and this converting unit electrically connect;
This converting unit is changed the conversion of data format between this code-locking device and this computer Numerical Control module and electric power output;
This central processing unit is carried out this data check formula when a closing date expires, interrupt the control data transmission between this code-locking device and this computer Numerical Control module, and show a code-locked, wherein this code-locked is to produce formula with a code-locked to cooperate random number mode to produce; And
This central processing unit is carried out code-locked control formula after producing code-locked, and after accepting input one startup sign indicating number, recover the control data transmission between this code-locking device and this computer Numerical Control module, wherein, this starts sign indicating number is the function that this code-locked and this code-locked produce formula.
2. the regular code-locking device of computer Numerical Control as claimed in claim 1 is characterized in that, this starts sign indicating number is the function of a sequence number of this code-locking device.
3. the regular code-locking device of computer Numerical Control as claimed in claim 1 or 2 is characterized in that, this electric power output unit is accepted the outside high input voltage of input, and gives this central processing unit with the operating voltage that this high input voltage transfers a digital circuit to.
4. the regular code-locking device of computer Numerical Control as claimed in claim 1 or 2 is characterized in that:
This electric power output unit is accepted the outside high input voltage of input; And
This converting unit comprises a high voltage output circuit and a low voltage output circuit and an electric power switching device, and this electric power switching device switches this high voltage output circuit of selection or this low voltage output circuit is the electric power output circuit.
5. the regular code-locking device of computer Numerical Control as claimed in claim 3, it is characterized in that, the execution one when interrupting the communication of this code-locking device and this computer Numerical Control module of this central processing unit cracks and prevents formula, it makes this central processing unit progression input error start the number of times of sign indicating number, and when errors number surpassed a setting range, refusal is accepted input, and this started sign indicating number.
6. the regular code-locking device of computer Numerical Control as claimed in claim 4, it is characterized in that, the execution one when interrupting the communication of this code-locking device and this computer Numerical Control module of this central processing unit cracks and prevents formula, it makes this central processing unit progression input error start the number of times of sign indicating number, and when errors number surpassed a setting range, refusal is accepted input, and this started sign indicating number.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2010101053506A CN102134940A (en) | 2010-01-25 | 2010-01-25 | Computer numerical control (CNC) periodic code locking device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2010101053506A CN102134940A (en) | 2010-01-25 | 2010-01-25 | Computer numerical control (CNC) periodic code locking device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN102134940A true CN102134940A (en) | 2011-07-27 |
Family
ID=44294850
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2010101053506A Pending CN102134940A (en) | 2010-01-25 | 2010-01-25 | Computer numerical control (CNC) periodic code locking device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN102134940A (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103294137A (en) * | 2012-03-01 | 2013-09-11 | 宏碁股份有限公司 | Automatic locking device and method for connector of electronic device |
| CN106527349A (en) * | 2015-09-11 | 2017-03-22 | 上海哲宏机电有限公司 | Circuit board with interlocking function |
| EP3543811A1 (en) * | 2018-03-20 | 2019-09-25 | Siemens Aktiengesellschaft | Numerical controller with scalable performance |
-
2010
- 2010-01-25 CN CN2010101053506A patent/CN102134940A/en active Pending
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103294137A (en) * | 2012-03-01 | 2013-09-11 | 宏碁股份有限公司 | Automatic locking device and method for connector of electronic device |
| CN103294137B (en) * | 2012-03-01 | 2016-09-14 | 宏碁股份有限公司 | The joint automatic locking device of electronic installation and method |
| CN106527349A (en) * | 2015-09-11 | 2017-03-22 | 上海哲宏机电有限公司 | Circuit board with interlocking function |
| CN106527349B (en) * | 2015-09-11 | 2019-06-14 | 上海哲宏机电有限公司 | A kind of circuit board with interlock function |
| EP3543811A1 (en) * | 2018-03-20 | 2019-09-25 | Siemens Aktiengesellschaft | Numerical controller with scalable performance |
| US11782415B2 (en) | 2018-03-20 | 2023-10-10 | Siemens Aktiengesellschaft | Numerical controller having scalable performance |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| EP2587385B1 (en) | Usb key device and method for realizing intelligent card communication using usb interface | |
| CN103365753B (en) | For performing commissioning device and the method for debug process to goal systems | |
| CN102411369B (en) | Automatic guided vehicle (AGV) setting device possessing wireless communication function | |
| CN104331063A (en) | Industrial field equipment remote diagnosis maintenance system and method | |
| CN102081363A (en) | Microcomputer misoperation prevention locking device | |
| CN102134940A (en) | Computer numerical control (CNC) periodic code locking device | |
| CN103852709A (en) | Test system and method of circuit board function and electronic component on circuit board | |
| CN101656744B (en) | Device and method for retransmitting communication protocol of cash-out machine | |
| CN102902337A (en) | Power supply switching system, computer system and restarting control method thereof | |
| CN104063297A (en) | Method and device capable of diagnosing computer hardware through USB interfaces | |
| CN101739320A (en) | Error detection device of server and error detection method thereof | |
| CN112104089B (en) | Intelligent substation IED model file checking device | |
| CN105955398B (en) | A kind of system timing device and time synchronization method based on FPGA | |
| CN205427070U (en) | Based on many converters of labVIEW aging testing system | |
| CN100463330C (en) | Interlocking control circuit for paralleling power supply | |
| CN205594496U (en) | System timing device based on FPGA | |
| CN201886305U (en) | Microcomputer misoperation locking device | |
| CN105354120A (en) | SCD file document check device for intelligent substation | |
| CN109963091B (en) | Video channel switching method, switching terminal and system | |
| CN203950006U (en) | A kind of aircraft wire fault automatic detector based on microprocessor | |
| CN102759902A (en) | Multimedia measuring integration management system intelligent control platform and integration method thereof | |
| CN101231326A (en) | Device and method for testing general DVD-P/DVD-R front panel | |
| CN101778310A (en) | Method for rapidly debugging fault of integrated digital television | |
| CN101894061A (en) | Notebook computer diagnostic card supporting Chinese liquid crystal display of Mini-PCIe interface | |
| CN204168113U (en) | A kind of detection type supply unit |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C06 | Publication | ||
| PB01 | Publication | ||
| C10 | Entry into substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| WD01 | Invention patent application deemed withdrawn after publication |
Application publication date: 20110727 |
|
| WD01 | Invention patent application deemed withdrawn after publication |