CN114373644A - Power supply circuit device of miniature universal machine tool - Google Patents

Power supply circuit device of miniature universal machine tool Download PDF

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Publication number
CN114373644A
CN114373644A CN202111579601.9A CN202111579601A CN114373644A CN 114373644 A CN114373644 A CN 114373644A CN 202111579601 A CN202111579601 A CN 202111579601A CN 114373644 A CN114373644 A CN 114373644A
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CN
China
Prior art keywords
sliding block
power supply
machine tool
control switch
circuit device
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
Application number
CN202111579601.9A
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Chinese (zh)
Inventor
姜文凤
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Individual
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Individual
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Publication date
Application filed by Individual filed Critical Individual
Priority to CN202111579601.9A priority Critical patent/CN114373644A/en
Publication of CN114373644A publication Critical patent/CN114373644A/en
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    • HELECTRICITY
    • H01ELECTRIC ELEMENTS
    • H01HELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
    • H01H3/00Mechanisms for operating contacts
    • H01H3/22Power arrangements internal to the switch for operating the driving mechanism
    • H01H3/28Power arrangements internal to the switch for operating the driving mechanism using electromagnet
    • HELECTRICITY
    • H01ELECTRIC ELEMENTS
    • H01HELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
    • H01H3/00Mechanisms for operating contacts
    • H01H3/22Power arrangements internal to the switch for operating the driving mechanism
    • H01H3/30Power arrangements internal to the switch for operating the driving mechanism using spring motor
    • HELECTRICITY
    • H01ELECTRIC ELEMENTS
    • H01HELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
    • H01H3/00Mechanisms for operating contacts
    • H01H3/60Mechanical arrangements for preventing or damping vibration or shock
    • HELECTRICITY
    • H01ELECTRIC ELEMENTS
    • H01HELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
    • H01H5/00Snap-action arrangements, i.e. in which during a single opening operation or a single closing operation energy is first stored and then released to produce or assist the contact movement
    • H01H5/04Energy stored by deformation of elastic members
    • H01H5/06Energy stored by deformation of elastic members by compression or extension of coil springs
    • HELECTRICITY
    • H02GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
    • H02JCIRCUIT ARRANGEMENTS OR SYSTEMS FOR SUPPLYING OR DISTRIBUTING ELECTRIC POWER; SYSTEMS FOR STORING ELECTRIC ENERGY
    • H02J9/00Circuit arrangements for emergency or stand-by power supply, e.g. for emergency lighting
    • H02J9/04Circuit 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
    • H02J9/06Circuit 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
    • H02J9/062Circuit 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 AC powered loads

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  • Physics & Mathematics (AREA)
  • Electromagnetism (AREA)
  • Business, Economics & Management (AREA)
  • Emergency Management (AREA)
  • Engineering & Computer Science (AREA)
  • Power Engineering (AREA)
  • Machine Tool Units (AREA)

Abstract

The utility model provides a power supply circuit device of a miniature universal machine tool, which comprises a control switch and the device, wherein a sliding block is arranged in the control switch, a groove matched with a base is formed in the bottom of the sliding block, a contraction spring is arranged at the top end in the control switch, and conductive copper sheets are connected with the groove in the bottom of the sliding block and the outer surface of the base. Through being provided with movable pulley and extrusion gasbag, make the sliding block when the control switch inner wall removes, the rolling of the inside spring reel that is equipped with of movable pulley and the extrusion of extrusion gasbag have increased the frictional force between sliding block and the control switch inner wall, make the sliding block can not move down and contact with the base because of the lathe shake under the outage state, the security of opening a circuit has been guaranteed, when the sliding block glides downwards simultaneously, the quick release elasticity of spring reel after the energy storage, make the sliding block remove downwards with higher speed, and then make the more quick nestification of sliding block accomplish the closure of circuit in the base top.

Description

Power supply circuit device of miniature universal machine tool
Technical Field
The utility model relates to the technical field of machine tool circuits, in particular to a power supply circuit device.
Background
The machine tool is an indispensable device in the machining process, and is a manual machine tool or an electric machine tool, wherein in the electric machine tool, in order to drive the operation of a machine tool motor, a power supply box and a control structure are arranged in the machine tool to control output current so as to achieve the required machining purpose, and the power supply of the machine tool is divided into direct current power supply and alternating current power supply according to the size of the machine tool.
For example, the patent number is CN201921179767.X, the general control module controls the power failure of the flywheel motor and the PLC through a switch SA2 and a universal change-over switch SW1, the branch control module comprises a left-hand button KA5 and a right-hand button KA6, when the left hand button KA5 and the right hand button KA6 are closed simultaneously, the clutch motor is continuously powered on, the utility model has the effects of effectively improving the use safety of the punch press, preventing the misoperation of workers, however, the technical scheme or the related technical scheme is an innovation for controlling the circuit, once the power of the machine tool motor is lost instantly under the condition that the circuit is powered off, particularly under the condition of alternating current power supply, the 'flying cutter' condition is generated to influence the quality of material processing if the power is lost, and the safety threat is caused to operators by the bursting and splashing of the cutter head and the material if the power is lost, therefore, it is necessary to provide a new power supply circuit device for a miniature universal machine tool on the basis of the existing power supply device for the machine tool.
Disclosure of Invention
The present invention is directed to solve the technical problems of the background art, and provides a power supply circuit device for a miniature universal machine tool.
In order to achieve the purpose, the utility model provides the following technical scheme: the utility model provides a power supply circuit device of miniature omnipotent lathe, includes control switch and this device, the inside sliding block that is provided with of control switch, the inside bottom of control switch is connected with the base, and the sliding block bottom is equipped with the recess that agrees with mutually with the base, the inside top of control switch is provided with the shrink spring, sliding block bottom recess all is connected with electrically conductive copper sheet with the base surface.
Further, the inside sliding block that is provided with of control switch, the inside bottom of control switch is connected with the base, and the sliding block bottom is equipped with the recess that agrees with mutually with the base, the inside top of control switch is provided with the shrink spring, sliding block bottom recess all is connected with the conductive copper sheet with the base surface.
Furthermore, the inside permanent magnetism piece that is provided with of sliding block, the inside electro-magnet that is provided with of base.
Further, the sliding block left and right sides all is connected with the movable pulley, the movable pulley outside is provided with the extrusion gasbag, the inside telescopic machanism that is provided with of extrusion gasbag.
Further, the movable pulley is the laminating setting with the control switch inner wall, and the movable pulley is connected with the sliding block through the spring reel to the spring reel rolling state upwards rolls and is that the rolling is the release downwards.
Further, be provided with the connecting plate among the telescopic machanism, the connecting plate middle section is provided with the movable rod, both ends all are connected with the connecting rod about the connecting plate bottom, the connecting rod all is provided with the support arc board with the movable rod end.
Furthermore, a spring is arranged between the movable rod and the connecting plate for reciprocating action.
Further, the connecting rod is close to the outer side of the sliding wheel.
Furthermore, the device is provided with a main power supply, a control switch capable of quickly disconnecting a circuit, an inverter capable of inverting alternating current by direct current, a standby power supply for storing electricity by adopting a lithium battery and a machine tool motor required by the machine tool, wherein the standby power supply is uninterruptedly connected with an external power supply for storing electricity, and the storage capacity of the standby power supply is consistent with the electric quantity required by the whole machine tool for 30min running.
Has the advantages that:
1. the power supply circuit device of the miniature universal machine tool is provided with the electromagnet and the shrinkage spring, when a magnetic field is generated, the sliding block is quickly connected with the base to form circuit communication, otherwise, the sliding block is quickly separated from the base to form circuit disconnection when the magnetic field disappears, and therefore quick connection and disconnection completion closing control over a circuit are achieved between the sliding block and the base.
2. Be provided with movable pulley and extrusion gasbag, make the sliding block when the control switch inner wall removes, the rolling of the inside spring reel that is equipped with of movable pulley and the extrusion of extrusion gasbag have increased the frictional force between sliding block and the control switch inner wall, make the sliding block can not move down and contact with the base because of the lathe shake under the outage state, the security of opening a circuit has been guaranteed, when the sliding block glides downwards simultaneously, the quick release elasticity of spring reel after the energy storage, make the sliding block remove downwards with higher speed, and then make the more quick nestification of sliding block accomplish the closure of circuit in the base top.
Drawings
Fig. 1 is a schematic diagram of the overall circuit operation of the present invention.
Fig. 2 is a schematic cross-sectional structural diagram of the control switch of the present invention.
FIG. 3 is a schematic cross-sectional view of the slider and the base of the present invention.
Fig. 4 is an enlarged schematic view of a portion a in fig. 3 according to the present invention.
Fig. 5 is an enlarged schematic view of the structure at B in fig. 4 according to the present invention.
Fig. 6 is an enlarged schematic structural view of the telescopic mechanism of the present invention.
In FIGS. 1-6: 1-control switch; 2-a sliding block; 201-permanent magnet blocks; 202-a sliding wheel; 203-squeezing the air bag; 204-a telescoping mechanism; 2041-connecting plate; 2042-a movable bar; 2043-a connecting rod; 204-supporting arc plates; 3-a base; 301-an electromagnet; 4-copper wire; 5-a sliding sleeve; 6-a retraction spring; 7-conductive copper sheet.
Detailed Description
The following description will be given by way of example in conjunction with the above technical solutions.
Example 1
Referring to fig. 1-3, in this embodiment, a sliding block 2 is slidably disposed inside a control switch 1, a base 3 is fixedly connected to a bottom end inside the control switch 1, a groove matched with the base 3 is disposed at a bottom of the sliding block 2, copper wires 4 are embedded in the sliding block 2 and the base 3, a sliding sleeve 5 is fixedly embedded in a top end inside the control switch 1, a bottom end of the sliding sleeve 5 is connected to a top of the sliding block 2, a contraction spring 6 is embedded in a top end inside the control switch 1, the contraction spring 6 wraps the sliding sleeve 5, a conductive copper sheet 7 is embedded in the groove at the bottom of the sliding block 2 and an outer surface of the base 3, a permanent magnet 201 is embedded in the sliding block 2, and an electromagnet 301 is embedded in the base 3.
The power supply circuit device of miniature universal machine tool that this embodiment provided, when the main power supply is normal, electro-magnet 301 circular telegram produces the magnetic field and adsorbs the power of dragging to permanent magnetism piece 201, thereby make sliding block 2 move down and nest in 3 tops of base under the effect of the power of dragging the magnetic field, two conductive copper sheet 7 that sliding block 2 bottoms and 3 tops of base were equipped with laminate each other simultaneously and constitute the circuit through-path, otherwise after the main power outage, electro-magnet 301 magnetic field disappears and loses the power of adsorbing to permanent magnetism piece 201, thereby make sliding block 2 upwards remove and with 3 separations of base under the shrink of 6 elastic force of shrink spring, realize the disconnection of circuit, the effectual electric current that prevents stand-by power supply flows back to external circuit and causes the waste.
In this embodiment, by providing the electromagnet 301 and the contracting spring 6, when the magnetic field is generated, the sliding block 2 is quickly connected with the base 3 to form a circuit connection, otherwise, when the magnetic field disappears, the sliding block 2 is quickly separated from the base 3 to form a circuit disconnection, so that the quick connection and disconnection between the sliding block 2 and the base 3 are completed to control the closing of the circuit.
Example 2
Referring to fig. 3-6, in this embodiment, the left and right sides of the sliding block 2 are rotatably connected with the sliding wheels 202, the sliding wheels 202 are attached to the inner wall of the control switch 1, the sliding wheels 202 are connected with the sliding block 2 through the spring reel, the spring reel is rolled up and released, the extrusion air bag 203 is embedded in the outer side of the sliding wheels 202, the expansion mechanism 204 is embedded in the extrusion air bag 203, the connection plate 2041 is embedded in the expansion mechanism 204, the movable rod 2042 is slidably arranged in the middle section of the connection plate 2041, the spring is arranged between the movable rod 2042 and the connection plate 2041 for reciprocating action, the movable rod 2042 and the connection plate 2041 form an included angle of 90 °, the connection rods 2043 are fixedly connected to the left and right ends of the bottom of the connection plate 2041, the included angle between the connection rods 2043 is 100 °, the support arc plates 204 are nested at the ends of the connection rods 2043 and the movable rod 2042, and the connecting rod 2043 is close to the outside of the sliding wheel 202.
In this embodiment, when the sliding block 2 slides upwards, the spring reel inside the sliding wheel 202 winds up to store energy, and control the inner wall of the switch 1 to extrude the extrusion air bag 203 after the sliding block 2 moves to the immovable position, so as to force the connecting plate 2041 and the connecting rod 2043 to make relative displacement with the movable rod 2042, and reversely extrude the inner wall of the extrusion air bag 203 under the extrusion of the spring, so as to increase the friction force between the sliding wheel 202 and the inner wall of the control switch 1, so that the sliding block 2 cannot move downwards to contact with the base 3 due to the shaking of a machine tool in the power-off state, the safety of circuit breaking is ensured, and when the sliding block 2 slides downwards, the spring reel after storing energy is quickly released to make the sliding block 2 move downwards with acceleration, so that the sliding block 2 is more quickly nested on the top of the base 3 to complete the closing of the circuit.
Example 3
Referring to fig. 1, the circuit of the present invention has the following operation flow.
The power supply circuit device of the miniature universal machine tool further comprises a main power supply and an inverter, wherein the inverter is connected in parallel in a series circuit of the main power supply, the control switch and the machine tool circuit, the main power supply, the inverter capable of inverting alternating current by direct current, a standby power supply for storing electricity by adopting a lithium battery and a machine tool motor required by the machine tool are arranged, the standby power supply is uninterruptedly connected with an external power supply for storing electricity, and the storage capacity of the standby power supply is consistent with the electric quantity required by the integral operation of the machine tool for 30 min;
the power supply circuit device of the miniature universal machine tool provided by the embodiment, the main power supply and the standby power supply are simultaneously connected in parallel to supply power to the machine tool motor, meanwhile, the control switch 1 is used for conducting power-on control on the main power supply, the inverter is used for conducting direct current inversion alternating current on the standby power supply, under the normal power supply condition, the main power supply and the standby power supply are used for supplying power to the machine tool motor simultaneously, once the external power failure causes the power-off of the main power supply, the standby power supply is used for supplying power to the machine tool motor singly, the control switch 1 is used for synchronously disconnecting the circuit of the main power supply, so that the current in the standby power supply flows back to the external circuit to cause power waste, the standby power supply and the control switch 1 are arranged, the machine tool can still keep running under the external power failure condition, the safe stop running of the machine tool is facilitated for people, and the use safety of the machine tool is greatly improved.

Claims (8)

1. A power supply circuit device of a miniature universal machine tool comprises a control switch (1), and is characterized in that: the novel electric soldering iron is characterized in that a sliding block (2) is arranged inside the control switch (1), the base (3) is connected to the bottom end inside the control switch (1), a groove matched with the base (3) is formed in the bottom of the sliding block (2), a contraction spring (6) is arranged on the top end inside the control switch (1), and a conductive copper sheet (7) is connected to the groove in the bottom of the sliding block (2) and the outer surface of the base (3).
2. The power supply circuit device of a miniature universal machine tool according to claim 1, characterized in that: the sliding block (2) is internally provided with a permanent magnet (201), and the base (3) is internally provided with an electromagnet (301).
3. The power supply circuit device of a miniature universal machine tool according to claim 2, characterized in that: the left side and the right side of the sliding block (2) are both connected with sliding wheels (202), extrusion air bags (203) are arranged on the outer sides of the sliding wheels (202), and telescopic mechanisms (204) are arranged inside the extrusion air bags (203).
4. The power supply circuit device of a miniature universal machine tool according to claim 3, characterized in that: the sliding wheel (202) is attached to the inner wall of the control switch (1), and the sliding wheel (202) is connected with the sliding block (2) through a spring reel.
5. The power supply circuit device of a miniature universal machine tool according to claim 3, characterized in that: be provided with connecting plate (2041) in telescopic machanism (204), connecting plate (2041) middle section is provided with movable rod (2042), both ends all are connected with connecting rod (2043) about connecting plate (2041) bottom, connecting rod (2043) and movable rod (2042) end all are provided with support arc board (204).
6. The power supply circuit device of a miniature universal machine tool according to claim 5, characterized in that: a spring is arranged between the movable rod (2042) and the connecting plate (2041) for reciprocating action.
7. The power supply circuit device of a miniature universal machine tool according to claim 5, characterized in that: the connecting rod (2043) is close to the outer side of the sliding wheel (202).
8. The power supply circuit device of a miniature universal machine tool according to claim 1, characterized in that: the power supply circuit device comprises a main power supply and an inverter, wherein the inverter is connected in parallel with the main power supply and the control switch.
CN202111579601.9A 2021-12-22 2021-12-22 Power supply circuit device of miniature universal machine tool Pending CN114373644A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN202111579601.9A CN114373644A (en) 2021-12-22 2021-12-22 Power supply circuit device of miniature universal machine tool

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN202111579601.9A CN114373644A (en) 2021-12-22 2021-12-22 Power supply circuit device of miniature universal machine tool

Publications (1)

Publication Number Publication Date
CN114373644A true CN114373644A (en) 2022-04-19

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ID=81139402

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Application Number Title Priority Date Filing Date
CN202111579601.9A Pending CN114373644A (en) 2021-12-22 2021-12-22 Power supply circuit device of miniature universal machine tool

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Citations (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2003042041A (en) * 2001-07-31 2003-02-13 Showa Kiki Kogyo Kk Force accumulation type starter device
WO2007080360A1 (en) * 2006-01-07 2007-07-19 K. Hartwall Limited Retractable cord holder
CN108979495A (en) * 2018-09-27 2018-12-11 漳州市龙文区仁信工业设计有限公司 Spring winds suspension type arc rolling screen door
CN209087609U (en) * 2018-12-04 2019-07-09 瑞安市中镇汽车零部件制造有限公司 A kind of strong magnetic switch
CN110211832A (en) * 2019-06-13 2019-09-06 成都纬航科技有限公司 A kind of disconnect switch suitable for flight simulation control
CN212330440U (en) * 2019-12-24 2021-01-12 辽宁趋向科技有限公司 Modular motor controller of machine tool
CN212485166U (en) * 2020-06-09 2021-02-05 郑州市三维配电设备有限公司 Intelligent explosion-proof switch
CN214590924U (en) * 2020-12-11 2021-11-02 江苏联松自动化科技有限公司 Direct current has brush traction motor
CN215069790U (en) * 2021-06-18 2021-12-07 盐城爱扬电力器材有限公司 Outdoor high-voltage alternating-current isolating switch with protection mechanism

Patent Citations (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2003042041A (en) * 2001-07-31 2003-02-13 Showa Kiki Kogyo Kk Force accumulation type starter device
WO2007080360A1 (en) * 2006-01-07 2007-07-19 K. Hartwall Limited Retractable cord holder
CN108979495A (en) * 2018-09-27 2018-12-11 漳州市龙文区仁信工业设计有限公司 Spring winds suspension type arc rolling screen door
CN209087609U (en) * 2018-12-04 2019-07-09 瑞安市中镇汽车零部件制造有限公司 A kind of strong magnetic switch
CN110211832A (en) * 2019-06-13 2019-09-06 成都纬航科技有限公司 A kind of disconnect switch suitable for flight simulation control
CN212330440U (en) * 2019-12-24 2021-01-12 辽宁趋向科技有限公司 Modular motor controller of machine tool
CN212485166U (en) * 2020-06-09 2021-02-05 郑州市三维配电设备有限公司 Intelligent explosion-proof switch
CN214590924U (en) * 2020-12-11 2021-11-02 江苏联松自动化科技有限公司 Direct current has brush traction motor
CN215069790U (en) * 2021-06-18 2021-12-07 盐城爱扬电力器材有限公司 Outdoor high-voltage alternating-current isolating switch with protection mechanism

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