CN106141763A - The cutter shaft driving means of band defencive function on a kind of gear-hobbing machine - Google Patents

The cutter shaft driving means of band defencive function on a kind of gear-hobbing machine Download PDF

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Publication number
CN106141763A
CN106141763A CN201610772283.0A CN201610772283A CN106141763A CN 106141763 A CN106141763 A CN 106141763A CN 201610772283 A CN201610772283 A CN 201610772283A CN 106141763 A CN106141763 A CN 106141763A
Authority
CN
China
Prior art keywords
cutter shaft
switch
phase alternating
hobcutter
driving means
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
CN201610772283.0A
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Chinese (zh)
Inventor
黄焕生
邬新辉
张宏宇
张世发
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Guangdong Metropolitan Escalator Parts Co Ltd
Original Assignee
Guangdong Metropolitan Escalator Parts Co Ltd
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed by Guangdong Metropolitan Escalator Parts Co Ltd filed Critical Guangdong Metropolitan Escalator Parts Co Ltd
Priority to CN201610772283.0A priority Critical patent/CN106141763A/en
Publication of CN106141763A publication Critical patent/CN106141763A/en
Pending legal-status Critical Current

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Classifications

    • BPERFORMING OPERATIONS; TRANSPORTING
    • B23MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
    • B23QDETAILS, COMPONENTS, OR ACCESSORIES FOR MACHINE TOOLS, e.g. ARRANGEMENTS FOR COPYING OR CONTROLLING; MACHINE TOOLS IN GENERAL CHARACTERISED BY THE CONSTRUCTION OF PARTICULAR DETAILS OR COMPONENTS; COMBINATIONS OR ASSOCIATIONS OF METAL-WORKING MACHINES, NOT DIRECTED TO A PARTICULAR RESULT
    • B23Q5/00Driving or feeding mechanisms; Control arrangements therefor
    • B23Q5/02Driving main working members
    • B23Q5/04Driving main working members rotary shafts, e.g. working-spindles
    • B23Q5/10Driving main working members rotary shafts, e.g. working-spindles driven essentially by electrical means
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B23MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
    • B23QDETAILS, COMPONENTS, OR ACCESSORIES FOR MACHINE TOOLS, e.g. ARRANGEMENTS FOR COPYING OR CONTROLLING; MACHINE TOOLS IN GENERAL CHARACTERISED BY THE CONSTRUCTION OF PARTICULAR DETAILS OR COMPONENTS; COMBINATIONS OR ASSOCIATIONS OF METAL-WORKING MACHINES, NOT DIRECTED TO A PARTICULAR RESULT
    • B23Q17/00Arrangements for observing, indicating or measuring on machine tools
    • B23Q17/10Arrangements for observing, indicating or measuring on machine tools for indicating or measuring cutting speed or number of revolutions
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B23MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
    • B23QDETAILS, COMPONENTS, OR ACCESSORIES FOR MACHINE TOOLS, e.g. ARRANGEMENTS FOR COPYING OR CONTROLLING; MACHINE TOOLS IN GENERAL CHARACTERISED BY THE CONSTRUCTION OF PARTICULAR DETAILS OR COMPONENTS; COMBINATIONS OR ASSOCIATIONS OF METAL-WORKING MACHINES, NOT DIRECTED TO A PARTICULAR RESULT
    • B23Q5/00Driving or feeding mechanisms; Control arrangements therefor
    • B23Q5/02Driving main working members
    • B23Q5/04Driving main working members rotary shafts, e.g. working-spindles
    • B23Q5/20Adjusting or stopping working-spindles in a predetermined position
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B23MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
    • B23QDETAILS, COMPONENTS, OR ACCESSORIES FOR MACHINE TOOLS, e.g. ARRANGEMENTS FOR COPYING OR CONTROLLING; MACHINE TOOLS IN GENERAL CHARACTERISED BY THE CONSTRUCTION OF PARTICULAR DETAILS OR COMPONENTS; COMBINATIONS OR ASSOCIATIONS OF METAL-WORKING MACHINES, NOT DIRECTED TO A PARTICULAR RESULT
    • B23Q5/00Driving or feeding mechanisms; Control arrangements therefor
    • B23Q5/54Arrangements or details not restricted to group B23Q5/02 or group B23Q5/22 respectively, e.g. control handles
    • B23Q5/58Safety devices

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  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Processing Of Stones Or Stones Resemblance Materials (AREA)

Abstract

The invention discloses the cutter shaft driving means of band defencive function on a kind of gear-hobbing machine, include three-phase alternating-current powered module, two-phase AC traction power supply module, direct current supply module, three phase alternating current motor, and hobcutter cutter shaft, it is connected between three phase alternating current motor and one end of hobcutter cutter shaft and has gear drive, three-phase alternating-current powered module is electrically connected to form current supply circuit by switch and three phase alternating current motor on contact modules, two-phase AC traction power supply module is electrically connected to form current supply circuit by switch on auxiliary reclay with coil on contact modules, cutter shaft driving means also includes the speed switch for detecting hobcutter cutter shaft other end rotating speed, direct current supply module Negotiation speed switch is electrically connected to form current supply circuit with coil on auxiliary reclay.This case has in the fracture of hobcutter cutter shaft or runs into big resistance and the function of autostop when making its rotating speed be reduced to below preset rotation speed fiducial value, and it is safe and reliable.

Description

The cutter shaft driving means of band defencive function on a kind of gear-hobbing machine
[technical field]
The present invention relates to the cutter shaft driving means of band defencive function on a kind of gear-hobbing machine.
[background technology]
There is 3 hilt fractures in the gear-hobbing machine in certain workshop, factory top and the bottom, directly contributes economic loss and cross ten thousand in 1 year, by In time there is hilt fracture, operative employee have left machine, and machine continues rotation and makes workpiece and hobcutter generation sharp impacts, order Workpiece, hobcutter damage to be scrapped, and the biggest to lathe injury.
Existing gear-hobbing machine equipment does not have the automatic shutdown function that breaks down, and must special messenger guard, but often processing one Sprocket wheel needs multiple hours, keeps a machine operation all the time by operator, and such work efficiency is the lowest, is not also inconsistent Close and produce needs at present.
Therefore, the defect of above-mentioned existence how is overcome, it has also become the important topic that those skilled in the art are urgently to be resolved hurrily.
[summary of the invention]
Instant invention overcomes the deficiency of above-mentioned technology, it is provided that on a kind of gear-hobbing machine, the cutter shaft of band defencive function drives dress Put, its have the fracture of hobcutter cutter shaft or run into big resistance and when making its rotating speed be reduced to below preset rotation speed fiducial value from The dynamic function shut down, safe and reliable.
For achieving the above object, present invention employs following technical proposal:
The cutter shaft driving means of band defencive function on a kind of gear-hobbing machine, includes three-phase alternating-current powered module 1, two cross streams Supply module 2, direct current supply module 3, three phase alternating current motor 4 and hobcutter cutter shaft 5, described three phase alternating current motor 4 is with described Connecting between one end of hobcutter cutter shaft 5 and have gear drive 6, described three-phase alternating-current powered module 1 is by contact modules 8 Upper switch and described three phase alternating current motor 4 are electrically connected to form current supply circuit, and described two-phase AC traction power supply module 2 is by middle relay On device 9, switch is electrically connected to form current supply circuit with coil on described contact modules 8, and described cutter shaft driving means also includes tool Have start-up study detection function for detecting described hobcutter cutter shaft 5 other end rotating speed and at the rotating speed detected less than pre- If the speed switch 10 disconnected during rotating speed fiducial value, described direct current supply module 3 passes through described speed switch 10 with described On auxiliary reclay 9, coil is electrically connected to form current supply circuit.
The cutter shaft driving means of band defencive function on a kind of gear-hobbing machine as above, described three-phase alternating-current powered module 1 And also it is electrically connected with the first air switch between switch on contact modules 8.
The cutter shaft driving means of band defencive function on a kind of gear-hobbing machine as above, described two-phase AC traction power supply module 2 With switch on described auxiliary reclay 9, contact modules 8 is reached the standard grade and is also in series with the second air and opens in the current supply circuit that circle formed One in pass, manual emergency stop button switch, self-holding switch, travel switch or combination in any.
The cutter shaft driving means of band defencive function on a kind of gear-hobbing machine as above, described speed switch 10 is provided with use In the manual knob regulating its preset rotation speed fiducial value.
The cutter shaft driving means of band defencive function on a kind of gear-hobbing machine as above, described hobcutter cutter shaft 5 other end Being provided with the revolving part with hobcutter cutter shaft 5 synchronous axial system, described speed switch 10 is for detecting the rotating speed of described revolving part.
Compared with prior art, the invention has the beneficial effects as follows:
1, this case detects described hobcutter blade axis rotary speed by arranging speed switch, when hobcutter cutter shaft runs into big resistance And when reducing speed, the rotating speed that speed switch detects is less than preset rotation speed fiducial value, speed switch disconnects, and this case is passed through The disconnection of direct current power supply loop makes two-phase AC traction power supply loop, three-phase alternating-current powered loop disconnect successively, its achieve by Light current, to effective triggering of forceful electric power, finally makes three phase alternating current motor stop operating, and it is easy to control, and control mode is safe and reliable.
2, this case work time, when described hobcutter cutter shaft breaks apart two sections, be connected with described gear drive that Section hobcutter cutter shaft also may proceed to rotate, and another section of hobcutter cutter shaft does not drive source because of fracture, and it reduces speed to stopping Spline is dynamic or directly pops under the counteracting force of workpiece, if speed switch is used for detecting and is connected with described gear drive That section of hobcutter cutter shaft or detection gear drive or detection three phase alternating current motor rotating speed time, speed switch can't detect Be less than the situation of preset rotation speed fiducial value to rotating speed, i.e. speed switch will not disconnect and realize safety protection control, and this Case speed switch is the rotating speed for detecting the described hobcutter cutter shaft other end, it is possible to break apart two sections at described hobcutter cutter shaft Time detect that rotating speed is less than the situation of preset rotation speed fiducial value, it is arranged, and wonderful the suitability is good ingeniously, is advantageously implemented safeguard protection control System.
3, switch on two-phase AC traction power supply module and described auxiliary reclay, the contact modules power supply that circle formed of reaching the standard grade is returned Road is also in series with the one in the second air switch, manual emergency stop button switch, self-holding switch, travel switch or any group Close, so, it is simple to on/off when being embodied as connects, manual jerk controls, self-insurance starts operation, stroke is complete from dynamic circuit breaker Open control etc., the most concrete enforcement.
4, speed switch is provided with the manual knob for regulating its preset rotation speed fiducial value, so, it is simple to regulate institute State the preset rotation speed fiducial value of speed switch, in order to corresponding with the working speed of described hobcutter cutter shaft, reduce speed switch False triggering and the generation that disconnects.
[accompanying drawing explanation]
Fig. 1 is the control structure schematic diagram of this case.
[detailed description of the invention]
Feature of present invention and other correlated characteristic are described in further detail by embodiment below in conjunction with accompanying drawing, in order to Understanding in technical staff of the same trade:
As it is shown in figure 1, the cutter shaft driving means of band defencive function on a kind of gear-hobbing machine, include three-phase alternating-current powered module 1, two-phase AC traction power supply module 2, direct current supply module 3, three phase alternating current motor 4 and cutter shaft body 5, described three-phase alternating current Being connected between machine 4 and one end of described cutter shaft body 5 and have gear drive 6, described three-phase alternating-current powered module 1 is by contact In device module 8, switch and described three phase alternating current motor 4 are electrically connected to form current supply circuit, and described two-phase AC traction power supply module 2 is passed through On auxiliary reclay 9, switch is electrically connected to form current supply circuit with coil on described contact modules 8, and described cutter shaft driving means is also Include have start-up study detection function for detecting described cutter shaft body 5 other end rotating speed and at the rotating speed detected The speed switch 10 disconnected during less than preset rotation speed fiducial value, described direct current supply module 3 is by described speed switch 10 It is electrically connected to form current supply circuit with coil on described auxiliary reclay 9.
As it has been described above, the speed switch 10 that this case has start-up study detection function refers to speed switch 10 at connection electricity During source, its detection function just can be started working after time delay a period of time.
As it has been described above, the work process of this case and protection philosophy are as follows:
During startup, described speed switch 10 time delay detect, speed switch 10 in an ON state, described direct current supply module 3 are electrically connected to form current supply circuit, described auxiliary reclay 9 by described speed switch 10 with coil on described auxiliary reclay 9 Upper coil obtains electric and switchs on adhesive auxiliary reclay 9, and described two-phase AC traction power supply module 2 is by switching on auxiliary reclay 9 Being electrically connected to form current supply circuit with coil on described contact modules 8, on described contact modules 8, coil obtains electric and adhesive contact Switching in device module 8, described three-phase alternating-current powered module 1 is by switch on contact modules 8 and described three phase alternating current motor 4 electricity Connecting and form current supply circuit, described three phase alternating current motor 4 electric must drive hobcutter cutter shaft 5 to rotate.
As it has been described above, in the course of the work, when described hobcutter cutter shaft 5 rupture or run into high resistance and when turning unhappy, Described speed switch 10 detects that the rotating speed of described hobcutter cutter shaft 5 other end is less than preset rotation speed fiducial value, speed switch 10 Disconnect, coil losing electricity on described auxiliary reclay 9, auxiliary reclay 9 switchs reset and disconnects, described catalyst mould Coil losing electricity on block 8, contact modules 8 switchs reset and disconnects, and described three phase alternating current motor 4 dead electricity stops operating, institute State hobcutter cutter shaft 5 also to stop operating.
During as it has been described above, be embodied as, the most electric between switch in described three-phase alternating-current powered module 1 and contact modules 8 Connect and have the first air switch.
During as it has been described above, be embodied as, described two-phase AC traction power supply module 2 switchs with on described auxiliary reclay 9, contacts Device module 8 reach the standard grade circle formed current supply circuit in be also in series with the second air switch, manual emergency stop button switch, self-holding switch, One in travel switch or combination in any, so, it is simple to on/off when being embodied as connects, manual jerk controls, certainly Protect and start operation, the complete automatic disconnection control of stroke etc., the most concrete enforcement.
During as it has been described above, be embodied as, described speed switch 10 is provided with the hands for regulating its preset rotation speed fiducial value Dynamic knob, so, it is simple to regulate the preset rotation speed fiducial value of described speed switch 10, in order to described hobcutter cutter shaft 5 Working speed corresponding, reduce speed switch 10 false triggering and the generation that disconnects.
During as it has been described above, be embodied as, described hobcutter cutter shaft 5 other end is provided with hobcutter cutter shaft 5 synchronous axial system Revolving part, described speed switch 10 is for detecting the rotating speed of described revolving part.
As it has been described above, this case protection is the cutter shaft driving means of band defencive function on a kind of gear-hobbing machine, it is by arranging Speed switch 10 detects described hobcutter cutter shaft 5 rotating speed, when hobcutter cutter shaft 5 runs into big resistance and reduces speed, speed The rotating speed that switch 10 detects is less than preset rotation speed fiducial value, and speed switch 10 disconnects, and direct current power supply loop is passed through in this case Disconnection make two-phase AC traction power supply loop, three-phase alternating-current powered loop disconnect successively, it achieves by light current to forceful electric power Effectively triggering, finally make three phase alternating current motor 4 stop operating, it is easy to control, and control mode is safe and reliable, and all are tied with this case The same or like technical scheme of structure all should be shown as in the protection domain falling into this case.

Claims (5)

1. the cutter shaft driving means of band defencive function on a gear-hobbing machine, it is characterised in that include three-phase alternating-current powered module (1), two-phase AC traction power supply module (2), direct current supply module (3), three phase alternating current motor (4) and hobcutter cutter shaft (5), institute State to be connected between three phase alternating current motor (4) and one end of described hobcutter cutter shaft (5) and have gear drive (6), described three-phase Alternating Current Power Supply module (1) is electrically connected to form is powered back by the upper switch of contact modules (8) and described three phase alternating current motor (4) Road, described two-phase AC traction power supply module (2) is by the upper switch of auxiliary reclay (9) coil upper with described contact modules (8) electricity Connect formed current supply circuit, described cutter shaft driving means also include have start-up study detection function for detecting described rolling Serrated knife cutter shaft (5) other end rotating speed and the speed switch disconnected when the rotating speed detected is less than preset rotation speed fiducial value (10), described direct current supply module (3) electrically connects shape by the upper coil of described speed switch (10) and described auxiliary reclay (9) Become current supply circuit.
The cutter shaft driving means of band defencive function on a kind of gear-hobbing machine the most according to claim 1, it is characterised in that described The first air switch also it is electrically connected with between three-phase alternating-current powered module (1) and the upper switch of contact modules (8).
The cutter shaft driving means of band defencive function on a kind of gear-hobbing machine the most according to claim 1, it is characterised in that described The power supply of circle formation that two-phase AC traction power supply module (2) and described auxiliary reclay (9) above switch, contact modules (8) is reached the standard grade is returned Road is also in series with the one in the second air switch, manual emergency stop button switch, self-holding switch, travel switch or any group Close.
The cutter shaft driving means of band defencive function on a kind of gear-hobbing machine the most according to claim 1, it is characterised in that described Speed switch (10) is provided with the manual knob for regulating its preset rotation speed fiducial value.
The cutter shaft driving means of band defencive function on a kind of gear-hobbing machine the most according to claim 1, it is characterised in that described Hobcutter cutter shaft (5) other end is provided with the revolving part with hobcutter cutter shaft (5) synchronous axial system, and described speed switch (10) is used for Detect the rotating speed of described revolving part.
CN201610772283.0A 2016-08-30 2016-08-30 The cutter shaft driving means of band defencive function on a kind of gear-hobbing machine Pending CN106141763A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201610772283.0A CN106141763A (en) 2016-08-30 2016-08-30 The cutter shaft driving means of band defencive function on a kind of gear-hobbing machine

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Application Number Priority Date Filing Date Title
CN201610772283.0A CN106141763A (en) 2016-08-30 2016-08-30 The cutter shaft driving means of band defencive function on a kind of gear-hobbing machine

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Citations (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN85200741U (en) * 1985-04-12 1986-01-01 骆金山 Multiple-protection contactor for three-phase electric motor
CN1271629A (en) * 1999-04-23 2000-11-01 赵子光 Third-generation semi-automatic dedicated machine for push cutting and hobbing gear
JP2000350476A (en) * 1999-06-02 2000-12-15 Fuji Electric Co Ltd Dc-ac power conversion circuit
EP1932617A1 (en) * 2006-12-14 2008-06-18 Gleason Cutting Tools Corporation Machine spindle
CN203339648U (en) * 2013-05-21 2013-12-11 中煤平朔集团有限公司 DC energy storage power supply protecting tripping mechanism
CN203930093U (en) * 2014-04-03 2014-11-05 上海高晶影像科技有限公司 A kind of screening machine system
CN104354067A (en) * 2014-11-11 2015-02-18 深圳市京田精密五金有限公司 Control circuit for gear milling mechanism and control method thereof
CN205304353U (en) * 2016-01-15 2016-06-08 北京昊瑞昌科技有限公司 Intelligence direct current module of charging
CN206010550U (en) * 2016-08-30 2017-03-15 广东广都电扶梯部件有限公司 There are on a kind of gear-hobbing machine the cutter shaft driving means of defencive function

Patent Citations (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN85200741U (en) * 1985-04-12 1986-01-01 骆金山 Multiple-protection contactor for three-phase electric motor
CN1271629A (en) * 1999-04-23 2000-11-01 赵子光 Third-generation semi-automatic dedicated machine for push cutting and hobbing gear
JP2000350476A (en) * 1999-06-02 2000-12-15 Fuji Electric Co Ltd Dc-ac power conversion circuit
EP1932617A1 (en) * 2006-12-14 2008-06-18 Gleason Cutting Tools Corporation Machine spindle
CN203339648U (en) * 2013-05-21 2013-12-11 中煤平朔集团有限公司 DC energy storage power supply protecting tripping mechanism
CN203930093U (en) * 2014-04-03 2014-11-05 上海高晶影像科技有限公司 A kind of screening machine system
CN104354067A (en) * 2014-11-11 2015-02-18 深圳市京田精密五金有限公司 Control circuit for gear milling mechanism and control method thereof
CN205304353U (en) * 2016-01-15 2016-06-08 北京昊瑞昌科技有限公司 Intelligence direct current module of charging
CN206010550U (en) * 2016-08-30 2017-03-15 广东广都电扶梯部件有限公司 There are on a kind of gear-hobbing machine the cutter shaft driving means of defencive function

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Effective date of abandoning: 20240220