CN113629850A - Power-off protection system of numerical control machine tool - Google Patents
Power-off protection system of numerical control machine tool Download PDFInfo
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- CN113629850A CN113629850A CN202110901509.3A CN202110901509A CN113629850A CN 113629850 A CN113629850 A CN 113629850A CN 202110901509 A CN202110901509 A CN 202110901509A CN 113629850 A CN113629850 A CN 113629850A
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- 238000001514 detection method Methods 0.000 claims abstract description 28
- 239000003990 capacitor Substances 0.000 claims description 19
- 230000005540 biological transmission Effects 0.000 claims description 2
- 230000005484 gravity Effects 0.000 abstract description 9
- 230000002159 abnormal effect Effects 0.000 abstract description 3
- 238000003754 machining Methods 0.000 abstract description 2
- 102100030525 Gap junction alpha-4 protein Human genes 0.000 description 5
- 238000000034 method Methods 0.000 description 4
- 102100025623 Gap junction delta-2 protein Human genes 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 230000005611 electricity Effects 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 230000026676 system process Effects 0.000 description 1
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Classifications
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- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02J—CIRCUIT ARRANGEMENTS OR SYSTEMS FOR SUPPLYING OR DISTRIBUTING ELECTRIC POWER; SYSTEMS FOR STORING ELECTRIC ENERGY
- H02J9/00—Circuit arrangements for emergency or stand-by power supply, e.g. for emergency lighting
- H02J9/04—Circuit arrangements for emergency or stand-by power supply, e.g. for emergency lighting in which the distribution system is disconnected from the normal source and connected to a standby source
- H02J9/06—Circuit arrangements for emergency or stand-by power supply, e.g. for emergency lighting in which the distribution system is disconnected from the normal source and connected to a standby source with automatic change-over, e.g. UPS systems
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- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02H—EMERGENCY PROTECTIVE CIRCUIT ARRANGEMENTS
- H02H7/00—Emergency protective circuit arrangements specially adapted for specific types of electric machines or apparatus or for sectionalised protection of cable or line systems, and effecting automatic switching in the event of an undesired change from normal working conditions
- H02H7/08—Emergency protective circuit arrangements specially adapted for specific types of electric machines or apparatus or for sectionalised protection of cable or line systems, and effecting automatic switching in the event of an undesired change from normal working conditions for dynamo-electric motors
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- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02H—EMERGENCY PROTECTIVE CIRCUIT ARRANGEMENTS
- H02H7/00—Emergency protective circuit arrangements specially adapted for specific types of electric machines or apparatus or for sectionalised protection of cable or line systems, and effecting automatic switching in the event of an undesired change from normal working conditions
- H02H7/08—Emergency protective circuit arrangements specially adapted for specific types of electric machines or apparatus or for sectionalised protection of cable or line systems, and effecting automatic switching in the event of an undesired change from normal working conditions for dynamo-electric motors
- H02H7/0833—Emergency protective circuit arrangements specially adapted for specific types of electric machines or apparatus or for sectionalised protection of cable or line systems, and effecting automatic switching in the event of an undesired change from normal working conditions for dynamo-electric motors for electric motors with control arrangements
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- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02J—CIRCUIT ARRANGEMENTS OR SYSTEMS FOR SUPPLYING OR DISTRIBUTING ELECTRIC POWER; SYSTEMS FOR STORING ELECTRIC ENERGY
- H02J9/00—Circuit arrangements for emergency or stand-by power supply, e.g. for emergency lighting
- H02J9/04—Circuit arrangements for emergency or stand-by power supply, e.g. for emergency lighting in which the distribution system is disconnected from the normal source and connected to a standby source
- H02J9/06—Circuit arrangements for emergency or stand-by power supply, e.g. for emergency lighting in which the distribution system is disconnected from the normal source and connected to a standby source with automatic change-over, e.g. UPS systems
- H02J9/061—Circuit arrangements for emergency or stand-by power supply, e.g. for emergency lighting in which the distribution system is disconnected from the normal source and connected to a standby source with automatic change-over, e.g. UPS systems for DC powered loads
-
- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02J—CIRCUIT ARRANGEMENTS OR SYSTEMS FOR SUPPLYING OR DISTRIBUTING ELECTRIC POWER; SYSTEMS FOR STORING ELECTRIC ENERGY
- H02J9/00—Circuit arrangements for emergency or stand-by power supply, e.g. for emergency lighting
- H02J9/04—Circuit arrangements for emergency or stand-by power supply, e.g. for emergency lighting in which the distribution system is disconnected from the normal source and connected to a standby source
- H02J9/06—Circuit arrangements for emergency or stand-by power supply, e.g. for emergency lighting in which the distribution system is disconnected from the normal source and connected to a standby source with automatic change-over, e.g. UPS systems
- H02J9/068—Electronic means for switching from one power supply to another power supply, e.g. to avoid parallel connection
Abstract
The invention relates to a power-off protection system of a numerical control machine tool, which comprises a numerical control machine tool control system, a backup power module and a driver, wherein the backup power module is connected with a power input end of the numerical control machine tool control system; and a power-off detection signal output port on the driver is connected with a power-off detection signal input port on the backup power module. The invention can effectively solve the problem that the cutter and the workpiece are damaged due to the fact that the gravity shaft slides downwards easily under the condition of sudden abnormal power failure in the machining process of the conventional numerical control machine tool.
Description
Technical Field
The invention relates to a power-off protection system of a numerical control machine tool.
Background
The digit control machine tool gravity axle need prevent its whereabouts through servo motor power enable or install the mechanical brake on servo motor, during normal shutdown operation, the operation of gravity axle stops, mechanical brake moves earlier and stops the gravity axle whereabouts, then 0.5 second disconnection motor power enable of time delay, ensure like this that the gravity axle can not glide down when switching off the electricity, and if the outage suddenly in the operation process, the motor breaks off in the twinkling of an eye because of losing electric power enable, but mechanical brake moves and can not target in place immediately, need the time about 0.5 second, the phenomenon of this in-process appearance gravity axle gliding leads to cutter and work piece to damage or even lathe damage.
Disclosure of Invention
The invention aims to provide a power-off protection system of a numerical control machine tool, which solves the problem that a gravity shaft slides downwards easily to cause damage to a cutter and a workpiece under the condition of sudden abnormal power-off in the machining process of the conventional numerical control machine tool.
The technical scheme adopted by the invention for solving the technical problems is as follows: a power-off protection system of a numerical control machine tool comprises a numerical control machine tool control system, a backup power module connected with a power input end of the numerical control machine tool control system, a driver connected with the backup power module, and a resistor module connected with the driver; the direct current bus end of the backup power supply module is connected with the direct current bus end of the driver, and the direct current bus end of the driver is connected with the direct current bus end of the resistance module; the backup power supply module is provided with a three-phase power supply input port, a three-phase power supply output port and a group of 24V voltage output ports, one 24V voltage output port is connected with a power supply input end of the numerical control machine tool control system, one 24V voltage output port is connected with the driver, and a three-phase power supply input interface of the driver is connected with the three-phase power supply output port of the backup power supply module; a power-off detection signal output port on the backup power module is connected with a DI/DO port of the numerical control machine control system; a power-off detection signal output port on the driver is connected with a power-off detection signal input port on the backup power module; an emergency stop signal input port on the driver is connected with an emergency stop signal output end of a numerical control machine tool control system; the driver is provided with an X-axis motor control end, a Y-axis motor control end, a Z-axis motor control end and a spindle motor control end; the backup power supply module is also connected with a 24V voltage output control button.
Furthermore, the power-off protection system of the numerical control machine tool also comprises a capacitor management module and a capacitor module; the direct current bus end of the capacitor management module is connected with the direct current bus end of the resistor module, and the direct current bus end of the capacitor module is connected with the direct current bus end of the capacitor management module;
furthermore, the resistor modules are arranged in a plurality, the resistor modules are arranged adjacently in parallel, the capacitor management modules are arranged in a plurality, and the capacitor management modules are arranged adjacently in parallel.
Furthermore, the backup power module comprises a first backup power module and a second backup power module, wherein a three-phase power input port of the first backup power module is connected with a three-phase power, a three-phase power output port of the first backup power module is connected with a three-phase input port of the second backup power module, and a three-phase output port of the second backup power module is connected with a three-phase power input port of the driver; and the power failure detection signal input port of the second backup power supply is connected with the power failure detection signal output port of the driver.
Furthermore, the resistance module and the capacitance management module are both provided with a preparation completion signal and alarm information power transmission port connected with a machine tool numerical control system.
Furthermore, the backup power supply module is a PFB-24 backup power supply module.
Furthermore, the driver is a beta iSGSP-B driver.
Furthermore, the resistor module is a PFB-R discharge resistor.
Furthermore, the capacitance management module is a PFB-C capacitance module.
The invention has the beneficial effects that: through the arrangement of the backup power module capable of outputting 24V power, the relevant resistance module and the driver, after power failure, the voltage of a direct current bus released by the braking energy of the motor is transmitted to the backup power module in the direct current bus, and is converted into 24V output through the backup power module and is provided for a numerical control machine control system and the driver, so that the numerical control machine control system and the driver can continue to work; and through outage detection signals, the control system processes emergency stop, firstly lifts the gravity shaft, then the motor mechanical brake acts, so that the gravity shaft is effectively prevented from sliding downwards, and the safety of a cutter and a workpiece is ensured. The invention has simple installation and excellent performance, and improves the product safety when the equipment is used.
The invention will be explained in more detail below with reference to the drawings and examples.
Drawings
FIG. 1 is a schematic structural diagram of the present invention.
Detailed Description
In an embodiment, as shown in fig. 1, the power-off protection system for a numerically-controlled machine tool includes a numerically-controlled machine tool control system, a backup power module connected to a 24V power input terminal of the numerically-controlled machine tool control system, a driver connected to the backup power module, and a resistor module connected to the driver; the direct current bus end of the backup power supply module is connected with the direct current bus end of the driver, and the direct current bus end of the driver is connected with the direct current bus end of the resistance module; the backup power supply module is provided with a three-phase power supply input port, a three-phase power supply output port and a group of 24V voltage output ports, one 24V voltage output port is connected with a power supply input end of the numerical control machine tool control system, one 24V voltage output port is connected with a 24V power supply input end of the driver, and a three-phase power supply input interface of the driver is connected with the three-phase power supply output port of the backup voltage module; a power-off detection signal output port on the backup power module is connected with a DI/DO port of the numerical control machine control system; a power-off detection signal output port on the driver is connected with a power-off detection signal input port on the backup power module; an emergency stop signal input port on the driver is connected with an emergency stop signal output end of a numerical control machine tool control system; the driver is provided with an X-axis motor control end, a Y-axis motor control end, a Z-axis motor control end and a spindle motor control end; the backup power supply module is also connected with a 24V voltage output control button.
The power-off protection system of the numerical control machine further comprises a capacitor management module and a capacitor module; the direct current bus end of the capacitor management module is connected with the direct current bus end of the resistor module, and the direct current bus end of the capacitor module is connected with the direct current bus end of the capacitor management module.
The resistance modules are arranged in a plurality of adjacent parallel connection modes, the capacitance management modules are arranged in a plurality of adjacent parallel connection modes, and the capacitance management modules are arranged in a plurality of adjacent parallel connection modes.
The backup power supply module comprises a first backup power supply module and a second backup power supply module, wherein a three-phase power supply input port of the first backup power supply module is connected with a three-phase power supply, a three-phase power supply output port of the first backup power supply module is connected with a three-phase input port of the second backup power supply module, and a three-phase output port of the second backup power supply module is connected with a three-phase power supply input port of the driver; and the power failure detection signal input port of the second backup power supply is connected with the power failure detection signal output port of the driver.
The backup power supply module is a PFB-24 backup power supply module. The specification and model are shown in the following table:
the driver is a beta iSGSP-B driver.
The resistance module is a PFB-R discharge resistor. The specification and model are shown in the following table:
the capacitance management module is a PFB-C capacitance module. The specification and model are shown in the following table:
the specification and model of the capacitor module are shown in the following table:
the backup power module PFB-24 is provided with a three-phase power input port CX48B, a three-phase power output port CX48A, a 24V voltage output control button SB1, a power outage detection signal output port CX37, a power outage detection signal input port CX57, a dc bus section TB1, a set of 24V voltage output ports CXA2E1, CXA2E2, CXA2E3, CXA2E 4.
The driver beta iSGSSP-B is provided with a direct current bus section TB3 connected with a direct current bus end TB1 on the backup power module PFB-24, a three-phase power input interface CX48 connected with a three-phase power output port CX48A on the backup power module PFB-24, a power failure detection signal output port CX36 connected with a power failure detection signal input port CX57 on the backup power module PFB-24, a connecting interface CXA2A connected with the resistor module PFB-R, and a 24V power input interface CXA2C connected with a 24V voltage output port CXA2E2 on the backup power module PFB-24. The driver beta iSGSSP-B is also provided with an emergency stop signal input port connected with an emergency stop signal output end of a numerical control machine tool control system, and an X-axis motor control end, a Y-axis motor control end, a Z-axis motor control end and a spindle motor control end which are connected with each shaft motor encoder.
The resistor modules PFB-R are provided with a direct current bus terminal TB1 connected with a direct current bus terminal TB3 on the driver beta iSVSP-B, and the direct current bus terminals TB1 of the adjacent parallel resistor modules PFB-R are connected. The resistor module PFB-R is also provided with connection interfaces CXA2B and CXA2A which are used for being connected with the driver beta iSGSSP-B, the resistor module PFB-R and the capacitor management module PFB-C; the parallel driving ports CX55A and CX55B of two adjacent parallel resistance modules PFB-R are connected.
The Capacitor management module PFB-C is provided with a direct-current bus terminal TB1 connected with a direct-current bus terminal TB1 of the resistor module PFB-R, a direct-current bus terminal TB3 connected with a direct-current bus terminal TB1 of the Capacitor module, and a connection interface CXA2B connected with a connection interface CXA2A of the resistor module PFB-R.
When two backup power modules PFB-24 are provided, the three-phase power input port CX48B of the first backup power module PFB-24 is connected to a three-phase power, and the three-phase power output port CX48A is connected to the three-phase power input port CX48A of the second backup power module PFB-24. The power-off detection signal output port CX37 of the first back-up power module PFB-24 is connected to the DI/DO port of the cnc control system. The power-down detection signal input port CX57 of the first backup power module PFB-24 is connected to the power-down detection signal output port CX37 of the second backup power module PFB-24. The dc bus terminal TB1 of both backup power modules PFB-24 is connected. One 24 power output port of the first backup power module PFB-24 is connected to a 24V power input port of the cnc machine control system. The two backup power modules PFB-24 are each provided with an independent 24V voltage output control button SB 1. One 24 power output port CXA2E2 of the second backup power block PFB-24 is connected to the 24V power input port CXA2C of the driver β iSVSP-B. The power-off detection signal input port CX57 of the second backup power module PFB-24 is connected to the power-off detection signal output port CX37 of the driver β iSVSP-B, and the three-phase power output port CX48A of the second backup power module PFB-24 is connected to the three-phase power input port CX48B of the driver β iSVSP-B.
Description of the principle: in normal operation, the 24V voltage output control button SB1 of the backup power module PFB-24 is closed. When abnormal power failure occurs, namely the power voltage accessed to the three-phase power input port CX48B detected by the PFB-24 of the backup power module begins to drop, the power failure detection signal output port CX37 of the backup power module PFB-24 transmits a power failure signal to the DI/DO end of the numerical control machine control system. After the numerical control machine tool control system detects a power-off signal, an emergency stop signal is sent to the driver beta iSGSSP-B, the emergency stop signal input port of the driver beta iSGSSP-B is controlled to be normally opened from normally closed jump, and the driver beta iSGSSP-B controls the speed reduction of each shaft motor of each numerical control machine tool through the X-shaft motor control end, the Y-shaft motor control end, the Z-shaft motor control end and the spindle motor control end. During the deceleration of each shaft motor, continuously generated energy is transmitted to a direct current bus terminal TB1 of a backup power supply module PFB-24 through a driver beta iSGSSP-B through a direct current bus TB1, the backup power supply module PFB-24 converts the energy provided by a direct current bus terminal TB1 into a 24V direct current power supply, and the 24V direct current power supply is transmitted to corresponding equipment through a 24V voltage output port CXA2E1, CXA2E2, CXA2E3 and CXA2E4, wherein the equipment comprises a numerically-controlled machine control system and a driver beta iSGSSP-B, and the numerically-controlled machine control system and the driver beta iSGSSP-B are kept to continuously and normally operate until the motor is completely stopped.
In the process, the numerical control machine tool control system controls the Z-axis motor to work and rise to a set height (leave the surface of a workpiece) according to stop work processing, and after the Z axis rises to the set height, the numerical control machine tool control system controls the servo motor mechanical brake to act, the Z axis brake stops, and the gliding is prevented. And then, after the power of the back-up power supply module PFB-24 is exhausted, the system is powered off, and each moving part is safely shut down.
In the description of the present invention, it is to be understood that the terms "center", "lateral", "upper", "lower", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", etc., indicate orientations or positional relationships based on those shown in the drawings, and are used only for convenience in describing the present invention and for simplicity in description, and do not indicate or imply that the referenced devices or elements must have a particular orientation, be constructed in a particular orientation, and be operated, and thus, 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 otherwise specified. Furthermore, the term "comprises" and any variations thereof is intended to cover non-exclusive inclusions.
In the description of the present invention, it should be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "connected," and "connected" are to be construed broadly, e.g., as meaning either a fixed connection, a removable connection, or an integral connection; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meanings of the above terms in the present invention can be understood in specific cases to those skilled in the art.
The terminology used herein is for the purpose of describing particular embodiments only and is not intended to be limiting of example embodiments. As used herein, the singular forms "a", "an" and "the" are intended to include the plural forms as well, unless the context clearly indicates otherwise. It will be further understood that the terms "comprises" and/or "comprising," when used herein, specify the presence of stated features, integers, steps, operations, elements, and/or components, but do not preclude the presence or addition of one or more other features, integers, steps, operations, elements, components, and/or groups thereof.
The invention is described above with reference to the accompanying drawings. It is to be understood that the specific implementations of the invention are not limited in this respect. Various insubstantial improvements are made by adopting the method conception and the technical scheme of the invention; the present invention is not limited to the above embodiments, and can be modified in various ways.
Claims (9)
1. The utility model provides a digit control machine tool power-off protection system, includes digit control machine tool control system, its characterized in that: the system also comprises a backup power module connected with the power input end of the numerical control machine tool control system, a driver connected with the backup power module, and a resistance module connected with the driver; the direct current bus end of the backup power supply module is connected with the direct current bus end of the driver, and the direct current bus end of the driver is connected with the direct current bus end of the resistance module; the backup power supply module is provided with a three-phase power supply input port, a three-phase power supply output port and a group of 24V voltage output ports, one 24V voltage output port is connected with a power supply input end of the numerical control machine tool control system, one 24V voltage output port is connected with the driver, and a three-phase power supply input interface of the driver is connected with the three-phase power supply output port of the backup power supply module; a power-off detection signal output port on the backup power module is connected with a DI/DO port of the numerical control machine control system; a power-off detection signal output port on the driver is connected with a power-off detection signal input port on the backup power module; an emergency stop signal input port on the driver is connected with an emergency stop signal output end of a numerical control machine tool control system; the driver is provided with an X-axis motor control end, a Y-axis motor control end, a Z-axis motor control end and a spindle motor control end; the backup power supply module is also connected with a 24V voltage output control button.
2. The numerical control machine tool power-off protection system of claim 1, characterized in that: the device also comprises a capacitance management module and a capacitance module; the direct current bus end of the capacitor management module is connected with the direct current bus end of the resistor module, and the direct current bus end of the capacitor module is connected with the direct current bus end of the capacitor management module.
3. The numerical control machine tool power-off protection system according to claim 1 or 2, characterized in that: the resistance modules are arranged in a plurality of adjacent parallel connection modes, the capacitance management modules are arranged in a plurality of adjacent parallel connection modes, and the capacitance management modules are arranged in a plurality of adjacent parallel connection modes.
4. The numerical control machine tool power-off protection system of claim 3, characterized in that: the backup power supply module comprises a first backup power supply module and a second backup power supply module, wherein a three-phase power supply input port of the first backup power supply module is connected with a three-phase power supply, a three-phase power supply output port of the first backup power supply module is connected with a three-phase input port of the second backup power supply module, and a three-phase output port of the second backup power supply module is connected with a three-phase power supply input port of the driver; and the power failure detection signal input port of the second backup power supply is connected with the power failure detection signal output port of the driver.
5. The numerical control machine tool power-off protection system of claim 4, characterized in that: and the resistance module and the capacitance management module are both provided with a preparation completion signal and alarm information power transmission port connected with a machine tool numerical control system.
6. The numerical control machine tool power-off protection system of claim 5, characterized in that: the backup power supply module is a PFB-24 backup power supply module.
7. The numerical control machine tool power-off protection system of claim 6, characterized in that: the driver is a beta iSGSP-B driver.
8. The numerical control machine tool power-off protection system of claim 6, characterized in that: the resistance module is a PFB-R discharge resistor.
9. The numerical control machine tool power-off protection system of claim 7, characterized in that: the capacitance management module is a PFB-C capacitance module.
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| Application Number | Priority Date | Filing Date | Title |
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| CN202110901509.3A CN113629850A (en) | 2021-08-06 | 2021-08-06 | Power-off protection system of numerical control machine tool |
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| CN202110901509.3A CN113629850A (en) | 2021-08-06 | 2021-08-06 | Power-off protection system of numerical control machine tool |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114472942A (en) * | 2022-02-24 | 2022-05-13 | 安徽新诺精工股份有限公司 | Anti-collision safety device for numerical control turning center |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE102015207091A1 (en) * | 2015-04-20 | 2016-10-20 | Robert Bosch Gmbh | Method for operating at least one processing machine |
| CN106094720A (en) * | 2016-06-24 | 2016-11-09 | 广汉快速铁路设备有限公司 | Non-pulling wheel lathe power-off withdrawing system and withdrawing method thereof |
| CN106208062A (en) * | 2016-08-12 | 2016-12-07 | 中国石油大学(北京) | A kind of energy-accumulated electric switched workover rig electric-control system |
| CN111022440A (en) * | 2019-11-27 | 2020-04-17 | 上海中船三井造船柴油机有限公司 | Complementary energy conversion and reuse device for hydraulic system of numerical control machine tool |
| CN210780211U (en) * | 2019-11-26 | 2020-06-16 | 安徽新诺精工股份有限公司 | Electrical control system for power-off braking of main shaft of machining center |
-
2021
- 2021-08-06 CN CN202110901509.3A patent/CN113629850A/en active Pending
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE102015207091A1 (en) * | 2015-04-20 | 2016-10-20 | Robert Bosch Gmbh | Method for operating at least one processing machine |
| CN106094720A (en) * | 2016-06-24 | 2016-11-09 | 广汉快速铁路设备有限公司 | Non-pulling wheel lathe power-off withdrawing system and withdrawing method thereof |
| CN106208062A (en) * | 2016-08-12 | 2016-12-07 | 中国石油大学(北京) | A kind of energy-accumulated electric switched workover rig electric-control system |
| CN210780211U (en) * | 2019-11-26 | 2020-06-16 | 安徽新诺精工股份有限公司 | Electrical control system for power-off braking of main shaft of machining center |
| CN111022440A (en) * | 2019-11-27 | 2020-04-17 | 上海中船三井造船柴油机有限公司 | Complementary energy conversion and reuse device for hydraulic system of numerical control machine tool |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114472942A (en) * | 2022-02-24 | 2022-05-13 | 安徽新诺精工股份有限公司 | Anti-collision safety device for numerical control turning center |
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