CN104108043B - Static position switch machine tool chief axis oriented stopping device and parking method thereof - Google Patents
Static position switch machine tool chief axis oriented stopping device and parking method thereof Download PDFInfo
- Publication number
- CN104108043B CN104108043B CN201410222499.0A CN201410222499A CN104108043B CN 104108043 B CN104108043 B CN 104108043B CN 201410222499 A CN201410222499 A CN 201410222499A CN 104108043 B CN104108043 B CN 104108043B
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- China
- Prior art keywords
- static position
- spindle motor
- position switch
- machine tool
- disk
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Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23Q—DETAILS, 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
- B23Q5/00—Driving or feeding mechanisms; Control arrangements therefor
- B23Q5/02—Driving main working members
- B23Q5/04—Driving main working members rotary shafts, e.g. working-spindles
- B23Q5/20—Adjusting or stopping working-spindles in a predetermined position
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- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Stopping Of Electric Motors (AREA)
Abstract
The present invention relates to a kind of static position switch machine tool chief axis oriented stopping device and parking method thereof, it comprises stop triggering assembly, control circuit, stop trigger assembly comprise synchronize with machine tool chief axis connection disk, and be fixed on the fanning strip of lathe headstock one side, disk card is provided with two not armature parts on same circumference, and the plate face of fanning strip is provided with two static position switches of responding to mutually with armature part in the time that disk rotates. Parking method is: in the time closing spindle motor forward, the armature part that one of them static position switch is corresponding with it triggers, control circuit control spindle motor low speed and reverse; In spindle motor Umklapp process, another static position switch triggers with corresponding armature part, and control circuit control spindle motor carries out dynamic braking, realizes brake. Structure of the present invention and control mode are simple, efficiently solve the comparatively problem of inconvenience of existing machine tool chief axis oriented stopping, and the oriented stopping device that is suitable as all kinds of machine tool chief axis uses.
Description
Technical field
The present invention relates to a kind of lathe, especially a kind of static position switch machine tool chief axis oriented stopping device and parking method thereof.
Background technology
Machine tool chief axis is for driving the axle of workpiece or cutter rotation on lathe. Using when lathe, conventionally need machine tool chief axis can after manufacturing procedure completes, realize fast and stop, especially in the time producing in enormous quantities, also require cutter spacing and to stop cutter spacing unified as far as possible. But existing machine tool chief axis relies on often the technology such as hydraulic pressure, pneumatic or brake in the time stopping, though can realizing main shaft, these technology stop fast, consider but the inertial rotation for main shaft in the time braking is not strict, so still there is playing cutter spacing and stopping the more difficult unified problem of cutter spacing of machine tool chief axis. For this reason, as the Granted publication CN202447976U of Chinese patent literature publication, September 26 2012 Granted publication day, utility model name is called " a kind of lathe vehicle positioning stop device ", it is made up of fixing bracket body, startup brake, sensor, magnetic patch, data processing unit and machine tool chief axis, magnetic patch, data processing unit and machine tool chief axis form, magnetic patch is reliably connected with machine tool chief axis, pneumatic braking device, sensor are reliably connected with fixing bracket body, and data processing unit is connected with sensor is electric. This kind of lathe vehicle positioning stop device be to utilize electromagnetic induction to stop, although comparing the existing tool that naturally stops has large improvement, but the more difficult judgement of friction while rotation due to main shaft and between brake gear, so playing cutter spacing still can be larger with the error of stopping cutter spacing, therefore need existing main shaft oriented stopping structure to do to improve further.
Summary of the invention
For overcoming above-mentioned deficiency, the object of the invention is to provide to this area a kind of static position switch machine tool chief axis oriented stopping device and parking method thereof, while making it solve existing same device main shaft is braked, less reliable, error is larger, and the more difficult main shaft that makes plays cutter spacing and stops the unified technical problem of cutter spacing. Its objective is and be achieved through the following technical solutions.
This static position switch machine tool chief axis oriented stopping device comprises the triggering assembly that stops, and the control circuit of control spindle motor rotation, its structural feature is that described parking triggers assembly and comprises the disk being connected with the spindle synchronous of lathe, and be fixed on the fanning strip of main spindle box one side of lathe, the card of described disk is provided with two not armature parts on same circumference, described fanning strip, the disk center of circle separately is all positioned on the axial line of described main shaft, the plate face of fanning strip is provided with two static position switches, one of them static position switch in the time that disk rotates with the corresponding triggering of one of them armature part of disk, another static position switch in the time that disk rotates with the corresponding triggering of another armature part of disk, and two non-triggerings simultaneously of static position switch, control between described control circuit and two static position switches and spindle motor is closed: in the time of described spindle motor forward work, between two static position switches and corresponding armature part, trigger, described control circuit is not worked, in the time closing spindle motor forward, the induction of one of them static position switch armature part corresponding with it, triggers spindle motor reversion described in described control circuit control, in spindle motor Umklapp process, another static position switch is responded to corresponding armature part, triggers described control circuit control spindle motor and carries out dynamic braking. said structure, in fact to have utilized secondary braking, that is: one of them static position switch is to trigger main shaft inertia to rotate and brake for the first time, because this braking is inaccurate, controls at once main shaft low speed and reverse therefore control circuit completes for the first time after braking, in Umklapp process, trigger braking for the second time by another static position switch, now because main shaft speed reversal is low, easily braking, stop thereby realize, realize main shaft with this and play cutter spacing and stop the unified as far as possible object of cutter spacing.
The card of described disk is provided with the circular hole of two groups of circle distribution, and the fixing described armature part of one of them circular hole of every group of circular hole. By the circular hole of circle distribution is set, and described circular hole is screw hole, thereby the convenient position of adjusting armature part is rotated and need to be arranged flexibly according to the main shaft of different lathes. Described armature part is armature screw, coordinates armature screw, and adjustment operation is more convenient.
Described spindle motor speed reversal is controlled at described energy consumption of electrical machinery and brakes in the scope allowing. By this design, make main shaft can realize very fast parking, stop faster, play accordingly cutter spacing and stop error of cutter position less, uniformity is better.
Described control circuit comprises three parts, and Part I is to control spindle motor to utilize alternating current forward, and Part II control spindle motor utilizes the work of direct current pressure drop low speed and reverse, and Part III control spindle motor utilizes dynamic braking to stop. Part I is the normal rotation when realizing main shaft and carrying out process operations, Part II is realized and is braked and reverse, error during due to braking is larger, therefore the reversion of a low speed is provided, while being inverted to assigned address, Part III utilizes dynamic braking that main shaft is reversed and stopped, now because speed reversal is lower, therefore easily stop, make each parking can drop on close as far as possible scope, realize cutter spacing and stopped cutter spacing unification.
The parking method of this static position switch machine tool chief axis oriented stopping device is: in the time of described spindle motor dead electricity, spindle motor is due to still forward of inertia force, along with spindle motor inertia rotates, one of them static position switch of disk triggers with corresponding armature part, low speed and reverse after described control circuit control spindle motor fast braking, in spindle motor Umklapp process, another static position switch triggers with corresponding armature part, described control circuit control spindle motor carries out dynamic braking, and final realization stopped.
Structure of the present invention and control mode are comparatively simple, efficiently solve the comparatively problem of inconvenience of existing machine tool chief axis oriented stopping, the oriented stopping device that is suitable as all kinds of machine tool chief axis uses, and is particularly suitable for the operating mode that work tempo is short, braking frequency is high, net cycle time is short.
Brief description of the drawings
Fig. 1 is mounting structure schematic diagram of the present invention.
Fig. 2 is structural representation of the present invention, and in figure, arrow represents forward, reverse directions.
Fig. 3 is the improvement structural representation of Fig. 2.
Fig. 4 is the motor line map in control circuit of the present invention.
Fig. 5 is control circuit figure of the present invention.
In figure, the name of sequence number is called: 1, main spindle box, 2, main shaft, 3, disk, 301, screw hole, 4, armature part, 401, armature screw A, 402, armature screw B, 5, fanning strip, 6, static position switch, 601, static position switch A, 602, static position switch B, 7, bolt.
Detailed description of the invention
Now by reference to the accompanying drawings, the invention will be further described.
As shown in Figures 1 to 3, this static position switch machine tool chief axis oriented stopping device is to be installed on main spindle box 1 one sides, and one end that main shaft 2 stretches out this side of main spindle box is fixedly connected with disk 3, and disk and spindle synchronous rotate. This side of main spindle box connects fanning strip 5 by bolt 7, and fanning strip is parallel with disk, and fanning strip medial surface is relative with disk lateral surface, and the center of circle separately of fanning strip and disk is positioned on the axial line of main shaft. The card of disk is provided with two groups of circumference settings and connects the screw hole 301 of armature part 4, these two groups of screw hole place radius of a circle differences, wherein one of them screw hole of one group of screw hole connects armature screw A401, and one of them screw hole of another group screw hole connects armature screw B402. Fanning strip is provided with two static position switches 6 of induction corresponding to armature screw A, armature screw B in the time that disk rotates, and is respectively static position switch A601 and static position switch B602. Two static position switches rotate by the spindle motor of control circuit control lathe.
Shown in Fig. 4, Fig. 5, as an example of concrete control circuit example, operation principle of the present invention is elaborated. In the time of the main shaft forward of lathe, the contactor C1 energising in Fig. 4, contactor C2, C3, the equal power-off of C4, C5. Now, when disk rotates with main shaft, armature screw A, armature screw B rotate with disk, and in Fig. 5, the normally-closed contact of contactor C1 disconnects, simultaneously the normally opened contact of auxiliary reclay J7 also disconnects, therefore contactor C2～C5 and two static position switch JK1, JK2 all can not obtain electric triggering in Fig. 5.
In the time that the main shaft working cycles of lathe finishes, the first contactor C1 in fragmentary 4, the normally-closed contact closure of contactor C1 in Fig. 5, relay J 7 closures, main shaft relies on inertia to continue forward; When in disk rotation process, when static position switch A601 senses armature screw A401, the auxiliary reclay J4 closure in Fig. 5,1, the 2 end conductings of static position switch JK1, relay XJ1 energising self-locking, another normally opened contact of relay XJ1 is connected contactor C2, C3, C4. In Fig. 4, three-phase alternating current, through transformer B pressure regulation, will pass into spindle motor winding after alternating current circuit X11 and X13 changing-over through the contact of contactor C3; Meanwhile, again through rectifier ZL to spindle motor winding input direct voltage, make spindle motor become low speed and reverse. In disk low speed and reverse process, when static position switch B senses armature screw B, 1, the 2 end conductings of the static position switch JK2 in Fig. 5, relay XJ2 energising, and the normally-closed contact of relay XJ2 disconnects contactor C3, C4; Wherein relay J 1 and the closed contactor C5 that connects of XJ2 normally opened contact, by time relay sj, the spindle motor of Fig. 4 stops under dynamic braking. Above process, realizes machine tool chief axis oriented stopping.
Foregoing is intended to illustrate technological means of the present invention, and unrestricted technical scope of the present invention. Those skilled in the art do apparent improvement in conjunction with existing common practise to the present invention, within also falling into the protection domain of the claims in the present invention.
Claims (6)
1. a static position switch machine tool chief axis oriented stopping device, this device comprises the triggering assembly that stops, and controls mainThe control circuit of axle (2) electric machine rotation, is characterized in that:
Described parking triggers assembly and comprises and synchronize the disk (3) of connection with the main shaft (2) of lathe, and is fixed on the main shaft of latheThe fanning strip (5) of case (1) one side, the card of described disk is provided with two not armature parts (4) on same circumference, described fanShape plate, the disk center of circle separately is all positioned on the axial line of described main shaft, and the plate face of fanning strip is provided with two static position switches(6), one of them static position switch in the time that disk rotates with the corresponding triggering of one of them armature part of disk, another oncontactingPoint travel switch in the time that disk rotates with the corresponding triggering of another armature part of disk, and non-triggerings simultaneously of two static position switches;
Control between described control circuit and two static position switches and spindle motor is closed: when described spindle motor justChange a job while work, between two static position switches and corresponding armature part, trigger, described control circuit is not worked; When closingWhen spindle motor forward, the armature part induction that one of them static position switch is corresponding with it, triggers described control circuit controlDescribed spindle motor reversion; In spindle motor Umklapp process, another static position switch is responded to corresponding armature part, triggersDescribed control circuit control spindle motor carries out dynamic braking.
2. static position switch machine tool chief axis oriented stopping device according to claim 1, is characterized in that described disk(3) card is provided with the circular hole of two groups of circle distribution, and the fixing described armature part (4) of one of them circular hole of every group of circular hole.
3. static position switch machine tool chief axis oriented stopping device according to claim 2, is characterized in that described circular holeFor screw hole (301), described armature part (4) is armature screw.
4. static position switch machine tool chief axis oriented stopping device according to claim 1, is characterized in that described main shaft(2) motor reversal speed is controlled at described energy consumption of electrical machinery and brakes in the scope allowing.
5. static position switch machine tool chief axis oriented stopping device according to claim 1, is characterized in that described controlCircuit comprises three parts, and Part I is to control main shaft (2) motor to utilize alternating current forward, Part II control spindle motor profitWith the work of direct current pressure drop low speed and reverse, Part III control spindle motor utilizes dynamic braking to stop.
6. a parking method for static position switch machine tool chief axis oriented stopping device as claimed in claim 1, its featureBe in the time of described main shaft (2) motor dead electricity, spindle motor is due to still forward of inertia force, along with spindle motor inertia rotates,One of them static position switch (6) of disk triggers with corresponding armature part (4), described control circuit control spindle motorLow speed and reverse after fast braking, in spindle motor Umklapp process, another static position switch triggers with corresponding armature part, instituteState control circuit control spindle motor and carry out dynamic braking, final realization stopped.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410222499.0A CN104108043B (en) | 2014-05-23 | 2014-05-23 | Static position switch machine tool chief axis oriented stopping device and parking method thereof |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410222499.0A CN104108043B (en) | 2014-05-23 | 2014-05-23 | Static position switch machine tool chief axis oriented stopping device and parking method thereof |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN104108043A CN104108043A (en) | 2014-10-22 |
| CN104108043B true CN104108043B (en) | 2016-05-18 |
Family
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201410222499.0A Expired - Fee Related CN104108043B (en) | 2014-05-23 | 2014-05-23 | Static position switch machine tool chief axis oriented stopping device and parking method thereof |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN104108043B (en) |
Family Cites Families (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE9010313U1 (en) * | 1990-07-07 | 1992-01-02 | C. & E. Fein Gmbh & Co, 7000 Stuttgart | Drilling device |
| DE69703577T2 (en) * | 1997-04-30 | 2001-06-28 | Techint Spa | Machine tool for making holes in parts intended for glass fiber extrusion |
| CN201913471U (en) * | 2010-12-22 | 2011-08-03 | 佳木斯大学 | Movable machine tool attenuating vibration with liquid |
| CN202447976U (en) * | 2012-02-15 | 2012-09-26 | 河南省中原活塞股份有限公司 | Machine tool positioning and stopping device |
| CN203210090U (en) * | 2013-03-22 | 2013-09-25 | 山东鲁南机床有限公司 | Safety protection device of hydraulic chuck |
-
2014
- 2014-05-23 CN CN201410222499.0A patent/CN104108043B/en not_active Expired - Fee Related
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| Publication number | Publication date |
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| CN104108043A (en) | 2014-10-22 |
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| C06 | Publication | ||
| PB01 | Publication | ||
| C10 | Entry into substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20160518 Termination date: 20170523 |