CN1329684A - Motor-driven three-axis friction false twisting device - Google Patents
Motor-driven three-axis friction false twisting device Download PDFInfo
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- CN1329684A CN1329684A CN 99814201 CN99814201A CN1329684A CN 1329684 A CN1329684 A CN 1329684A CN 99814201 CN99814201 CN 99814201 CN 99814201 A CN99814201 A CN 99814201A CN 1329684 A CN1329684 A CN 1329684A
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- D—TEXTILES; PAPER
- D02—YARNS; MECHANICAL FINISHING OF YARNS OR ROPES; WARPING OR BEAMING
- D02G—CRIMPING OR CURLING FIBRES, FILAMENTS, THREADS, OR YARNS; YARNS OR THREADS
- D02G1/00—Producing crimped or curled fibres, filaments, yarns, or threads, giving them latent characteristics
- D02G1/02—Producing crimped or curled fibres, filaments, yarns, or threads, giving them latent characteristics by twisting, fixing the twist and backtwisting, i.e. by imparting false twist
- D02G1/04—Devices for imparting false twist
- D02G1/08—Rollers or other friction causing elements
- D02G1/082—Rollers or other friction causing elements with the periphery of at least one disc
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- D—TEXTILES; PAPER
- D02—YARNS; MECHANICAL FINISHING OF YARNS OR ROPES; WARPING OR BEAMING
- D02G—CRIMPING OR CURLING FIBRES, FILAMENTS, THREADS, OR YARNS; YARNS OR THREADS
- D02G1/00—Producing crimped or curled fibres, filaments, yarns, or threads, giving them latent characteristics
- D02G1/02—Producing crimped or curled fibres, filaments, yarns, or threads, giving them latent characteristics by twisting, fixing the twist and backtwisting, i.e. by imparting false twist
- D02G1/04—Devices for imparting false twist
- D02G1/06—Spindles
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- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Textile Engineering (AREA)
- Spinning Or Twisting Of Yarns (AREA)
- Connection Of Motors, Electrical Generators, Mechanical Devices, And The Like (AREA)
- Permanent Magnet Type Synchronous Machine (AREA)
Abstract
A motor-driven three-axis friction false twisting device including three spindles (21, 22, 23) each having a plurality of friction disks (27) and rotatably supported in a spindle pedestal (20), the latter being removably attached to a bracket (5), one of the three spindles having the rotor of the drive motor attached thereto, the bracket having the stator (12) of the drive motor attached thereto, wherein the drive motor is an outer rotor type brushless motor (10) of the radial gap type, the outer rotor (11) of the brushless motor being bell-shaped and attached to the front end of one spindle (21) to cover the peripheral outer side of the stator (12) of the brushless motor attached to the bracket and the end of the stator on the side associated with the spindle, with small gaps defined therebetween, magnetic coupling being effected between the peripheral portion of the outer rotor (11) and the peripheral portion of the stator (12).
Description
Technical background
The present invention relates to a kind of plate friction false twist device more than three.More specifically say, the present invention relates to be used for false twisting machine or draw texturing machine etc., can be to the plate friction false twist device more than three of thermoplastic synthetic fibers such as polyester and polyamide twisting, this plate friction false twist device more than three form that the independent motor of being located at each false-twisting device drives of serving as reasons.
Background technology
The plate friction false twist device is used widely as the twisting apparatus of false twisting machine or draw texturing machine more than three, this plate friction false twist device more than three is installed a plurality of frictional disks at each spindle, these spindles are configured in the vertex of a triangle position, make the side face shape ground configuration in the shape of a spiral of frictional disk.
In the past, as such plate friction false twist device more than three, known have a tangential belt mode.Promptly, board along fiber process devices such as the draw texturing machine of a plurality of such friction false twist devices of configuration or false twisting machines makes 1 belt walking, driving wheel at this belt pushing plate friction false twist device more than three, and transmit drive to each spindle from this driving wheel, with identical speed of gyration 3 spindles are turned round in the same direction.
Plate friction false twist device more than three is as described above at the fixing spindle of device pedestal, drive a plurality of friction false twist devices by 1 driving belt like this, be tangential belt mode, in this tangential belt mode,, the driving wheel with false-twisting device becomes the generation source of noise because of pressing against belt and along long distance driving belt is walked.In addition, in this tangential belt mode, owing to the driving friction false twist device that is frictionally engaged, so the twist that will eliminate between a plurality of spindles is controlled very difficulty of each false-twisting device unevenly respectively by belt and driving wheel.
In order to solve such problem points, independent motor type of drive is proposed, promptly 1 CD-ROM drive motor is set at each false-twisting device, drive this CD-ROM drive motor of connection and spindle.As this method of attachment, have by shaft coupling etc. to connect method between CD-ROM drive motor and spindle, in 3 spindles of the output shaft of CD-ROM drive motor and false-twisting device 1 who also has installs timing belt pulley respectively, connects therebetween by toothed timing belt.(for example, opening flat 4-209837 number) with reference to the spy.
In so independent motor type of drive, to transmit operation in order between the slave end timing belt pulley of the driving side timing belt pulley of motor-side and spindle sides, needing really and not with safeguarding, two belt pulleys need to be remained at interval assigned position and belt tension is set in the value of regulation.
In order to satisfy such requirement, in the friction false twist device of independent motor type of drive, when carrying out the replacing of upkeep operation or frictional disk, need and each false-twisting device and motor apparatus base can be pulled down from the spindle platform or the frame of fiber process machine.Yet in existing apparatus, such dismounting may not be carried out easily.
On the other hand, in the device that the fair 8-19585 communique of spy proposes, the substrate of false-twisting device is removably disposed in the supporting station that can move towards CD-ROM drive motor or can be on the supporting plate of motor swing, this CD-ROM drive motor is fixedly mounted on the spindle platform of fibre machinery, in the time will pulling down spindle, the substrate that makes false-twisting device is respectively towards the CD-ROM drive motor side shifting, make volume be hung on the state of the belt slack between CD-ROM drive motor and spindle thereby form, open the toothed timing belt be located between CD-ROM drive motor and spindle pulling down under this state, under this state be unit with the substrate towards above take out false-twisting device.
Yet, in such device, when the dismounting spindle, for the lax belt that is hung between CD-ROM drive motor and spindle of rolling up, need adjust the degree that is frictionally engaged between spindle and the driving belt when false-twisting device being installed at the scene at every turn, a plurality of friction false twist devices of false twisting machine or draw texturing machine are located in adjustment, so bother very much.
As its countermeasure, false twisting Tekes Qi Yade (テ Network ス チ ャ one De) processing unit (plant) is proposed in No. 2657539 communique of Japan Patent, constitute by processing unit (plant) head that comprises the dot location aggregate and the motor unit zoarium that comprises the motor that drives the dot location aggregate, by bearing at 1 axle of processing unit (plant) head with one-sided supporting dot location aggregate, and it is protruded from this processing unit (plant) head, the rotor of motor is installed at the axle that protrudes from the processing unit (plant) head, the rotor of fixed motor in the motor unit zoarium, in order to make the synthetic silk of false twisting, by Motor Drive.
According to the device of this proposition, directly drive spindle from motor, so, can eliminate the adjusting problem of the frictional engagement between CD-ROM drive motor and the spindle.
Yet, be disclosed in false-twisting device in No. 2657539 communique of this Japan Patent is installed tubular in the inside of electronic assembly stator, insert the rotor of column at the hollow bulb of the stator of this tubular.Yet, because stator is positioned at the motor unit zoarium, can't see from the outside, so be difficult to determine the tram of rotor relative stator.
In addition, the false-twisting device that is disclosed in No. 2657539 communique of this Japan Patent makes the rotating structure of rotor for the stator interior at tubular, so the diameter of rotor is little, the moment of inertia of rotor is little.Because moment of inertia is little, so twist inequality may appear in the stability of speed of gyration existing problems.
In addition, even the false-twisting device that is disclosed in No. 2657539 communique of this Japan Patent is that 1 occasion has the possibility of realization at spindle, can not implement at the three-axis friction false twisting device of 3 spindles that have a plurality of frictional disks respectively.It the reasons are as follows that face is described.
In Fig. 1 of No. 2657539 communique of above-mentioned Japan Patent and Fig. 2, put down in writing plate friction false twist device more than three.The 5th hurdle 4-8 at communique is capable, record " symbol 7 illustrates belt pulley with tooth, by with the toothed timing belt of this belt pulley with tooth engagement, carry out the driving of axle 8 and axle 9 ", not shown toothed timing belt.On the other hand, in the device shown in Fig. 1 and Fig. 2, form lug boss in the member bottom of 3 spindles 8,9 of supporting, this lug boss is bonded on the shoulder portion of the recess that is formed at assembly 6, makes the stator 4 of motor and rotor 3 be in assigned position.
As known in the art, in plate friction false twist device more than three, 3 axles with greater than the arranged spaced of the frictional disk that is installed on this spindle in the vertex of a triangle position.The occasion of watching by plane, the position that such axle 8,9 is installed is in the outer fix of the recess periphery position that is formed at motor unit zoarium 6, the belt pulley with tooth that engages with toothed timing belt is installed in axle 8,9 ends at such state, yet, even fully use those skilled in the art's technology general knowledge, this also is difficult to carry out, as practical problem, be difficult to by with the toothed timing belt driving shaft 8,9 of belt pulley with tooth 7 engagement.
In addition, with No. the 4899533rd, the above-mentioned Japan Patent United States Patent (USP) that No. 2657539 communique is corresponding in, its Fig. 2 illustrates the circular-arc member 20 that protrudes from the bottom of motor ways 11, in specification the 3rd hurdle the 45th, 50 row, record " be provided with in the upper shaft position of rotor and toothedly take turns 7; toothedly take turns 7 by endless-belt 20 driving shafts 8 and 9 from this, this endless-belt volume hang over be installed on toothed take turns 7 and the plectane of the correspondence of axle 8,9 around.Endless-belt 20 also can be toothed timing belt, circular belt or smooth belt ".
Yet known to those skilled in the art, the endless-belt as shown in Figure 2 of the specification that No. the 4899533rd, United States Patent (USP) is not known, hangs over the belt pulley that is installed on axle 8,9 and toothed very difficult between taking turns 7 by such endless-belt volume.
Therefore, the device of No. 4899533 specification proposition of No. 2657539 communique of Japan Patent and United States Patent (USP) does not have the possibility of enforcement in the false-twisting device of monaxon or in three-axis friction false twisting device.
But the object of the present invention is to provide a kind of motor-driven three-axis friction false twisting device of eliminating the practical application of the incidental impracticable problem points of disclosed three-axis friction false twisting device in No. 2657539 communique of Japan Patent as described above.
In addition, the present invention also aims to provide the rotor of false-twisting device and stator location easily, during assembling and in order to clean or keep in repair the motor-driven three-axis friction false twisting device that can install again simply after false-twisting device pulled down.
Do not turn round when in addition, the present invention also provides high speed rotary change inequality, the uneven difficult generation of the twist, driving force greatly, the motor-driven three-axis friction false twisting device that also can twist the sliver of heavy denier.
Disclosure of an invention
In the present invention, in order to achieve the above object, a kind of motor-driven three-axis friction false twisting device is provided, this motor-driven three-axis friction false twisting device supports 3 spindles that have a plurality of frictional disks respectively pivotally at the spindle stand, this spindle stand is installed on carriage dismantledly, at the rotor of 1 installation CD-ROM drive motor of above-mentioned 3 spindles, the stator of this CD-ROM drive motor is installed at above-mentioned carriage; It is characterized in that: above-mentioned CD-ROM drive motor is a radial clearance formula external rotor brushless motor.
Plate false-twisting device more than three of the present invention is driven by independent motor, does not use tangential belt, so, can reduce the generation of noise significantly, in addition, the service condition of the independent motor by changing each spindle respectively also can easily be adjusted the service condition of the independent motor of each spindle respectively.
According to this device of the present invention, CD-ROM drive motor uses radial clearance formula external rotor brushless motor.In brushless motor, can make rotor is permanent magnet, and for this reason, outer rotor does not need coil etc., the configuration of coil etc. all can be concentrated on stator side.Therefore, according to the present invention, as the device very advantageous of detachable outer rotor.
In addition, in the present invention, by adopting radial clearance formula external rotor brushless motor, can make rotor be positioned at the outside, diameter is big, and the moment of inertia of rotor is big, so, very favourable to the constant speed operation.In addition, owing to magnet (permanent magnet) is installed at large diameter rotor, so magnet can be bigger.For this reason, be easy to high efficiency, high torqueization, more effective as the false-twisting device of heavy denier.In addition, stator is positioned at the inboard, and its coil resistance is little, and the copper loss of CD-ROM drive motor descends, and CD-ROM drive motor is easy to high efficiency, thereby false-twisting device also is easy to high efficiency.
In addition, the present invention in order to achieve the above object, a kind of motor-driven three-axis friction false twisting device is provided, this motor-driven three-axis friction false twisting device supports 3 spindles that have a plurality of frictional disks respectively pivotally at the spindle stand, this spindle stand is installed on carriage dismantledly, at the rotor of 1 installation CD-ROM drive motor of above-mentioned 3 spindles, the stator of this CD-ROM drive motor is installed at above-mentioned carriage; It is characterized in that: above-mentioned CD-ROM drive motor is a radial clearance formula external rotor brushless motor, the outer rotor of this brushless motor be hang bell, this outer rotor is installed in the leading section of above-mentioned 1 spindle, cover with separating minim gap the above-mentioned brushless motor that is installed on above-mentioned carriage stator week laterally with its spindle sides end, between the circumferential portion of the circumferential portion of this outer rotor and stator, carry out magnetic and be connected.
This is used for brushless motor of the present invention is radial clearance formula external rotor brushless motor, but as known to as existing external rotor brushless motor, there is not axle in internal rotor outside.That is, the outer rotor of the said external rotor brushless motor of the present invention is so-called and hangs bellly, and inside is entirely the cavity, and this blank part covers on the stator with separating minim gap.
Owing to be such formation, so, this outer rotor of the present invention not need and stator between bearing, except that above-mentioned effect, also have the effect of fixing that can simply carry out outer rotor.
In addition, the present invention in order to achieve the above object, a kind of motor-driven three-axis friction false twisting device is provided, this motor-driven three-axis friction false twisting device supports 3 spindles that have a plurality of frictional disks respectively pivotally at the spindle stand, this spindle stand is installed on carriage dismantledly, at the rotor of 1 installation CD-ROM drive motor of above-mentioned 3 spindles, the stator of this CD-ROM drive motor is installed at above-mentioned carriage; It is characterized in that: above-mentioned spindle stand and above-mentioned carriage have the junction surface that can locate mutually at the position that the position is set of rotor that leaves above-mentioned CD-ROM drive motor and stator, and above-mentioned CD-ROM drive motor is a radial clearance formula external rotor brushless motor.
In No. 2657539 communique invention disclosed of Japan Patent, the rotor ways of supporting spindle and motor combination piece are engaged by the concavo-convex junction surface of this stator and rotor periphery.For this reason, in the three-axis friction mode, can not obtain the driving of their axle.And in the present invention, consider the problem points of No. 2657539 communique invention disclosed of Japan Patent, and consider the easiness of assembling, be provided for spindle stand and carriage are engaged the junction surface of location with the separate state outside these motor rotors and the stator at the position of leaving the position from being provided with of motor rotor and stator.
Utilize fixedly spindle stand of the relative carriage in this junction surface, will be located at the motor rotor (outer rotor) of spindle stand and be fixed on assigned position thereby can be located at motor stator on the carriage relatively, can be very simply to both location.In addition, under the state of locating like this, the outer rotor of external rotor brushless motor and the gap between the stator also are in stipulates allocation really, even as form the motor that desired magnetic connects between the two, also can obtain high efficient.
In addition, in the present invention, belt pulley is installed in the end of 3 spindles, can 3 spindles be turned round in the same direction with same speed by the driving belt that volume hangs over belt pulley.In the present invention, owing to form formation as described above, so, even the occasion of belt pulley is installed 3 spindle ends like this, also can constitute without any problem ground.That is and since the bottom of spindle stand as with the junction surface of carriage, so this part is fully opened, can be provided with to drive in this part and use belt pulley.
In addition, such as shown in the Examples in invention, preferably, respectively at two positions these 3 spindles are supported by top board and spindle stand by a side opposite of 3 spindles of roof plate supporting with above-mentioned belt pulley side end.Like this, because spindle supported two positions, so further high speed.
In addition, the present invention in order to achieve the above object, a kind of motor-driven three-axis friction false twisting device is provided, and this motor-driven three-axis friction false twisting device supports 3 spindles that have a plurality of frictional disks respectively pivotally at the spindle stand, this spindle stand can towards horizontal mounting or dismounting be installed on carriage; It is characterized in that: the stator that radial clearance formula external rotor brushless motor is installed at above-mentioned spindle stand, can support outer rotor pivotally around this stator, 1 in this outer rotor and above-mentioned 3 spindles is dynamically connected, bottom at above-mentioned 3 spindles is installed belt pulley respectively, and this belt pulley is connected by driving belt.
In the present invention, 3 spindles with a plurality of frictional disks are bearing in the spindle stand pivotally, this spindle stand can towards horizontal mounting or dismounting be installed on carriage.For this reason, during dismounting, can with other parts collision of being located at false twisting machine and draw texturing machine and injured, operation is also as easy as rolling off a log to be carried out, the problem of bringing in the time of the critical piece of false-twisting device can not occurring pulling down towards the top.
In addition, in the present invention, as the single driving motor employing radial clearance formula external rotor brushless motor of false-twisting device.For this reason, the reliability height of CD-ROM drive motor there is no need on false twisting machine that false-twisting device is installed or draw texturing machine CD-ROM drive motor to be carried out maintenance and repair, can be under the state that carries CD-ROM drive motor relative fixed carriage 106 towards horizontal mounting or dismounting spindle stand.Safeguard and adjust the occasion of CD-ROM drive motor at needs, can under the state of pulling down false-twisting device from false twisting machine or draw texturing machine, safeguard, adjust or change, under the state that carries CD-ROM drive motor relatively carriage towards horizontal installation spindle stand.
In addition, the present invention installs the stator of radial clearance formula external rotor brushless motor at the spindle stand, can support outer rotor pivotally around stator, 1 in outer rotor and above-mentioned 3 spindles is dynamically connected, bottom at above-mentioned 3 spindles is installed belt pulley respectively, and this belt pulley is connected by driving belt, so, constitute compact, can be under the state that carries CD-ROM drive motor relatively carriage towards horizontal mounting or dismounting spindle stand.
According to the present invention, CD-ROM drive motor adopts radial clearance formula external rotor brushless motor.In this brushless motor, can make rotor is permanent magnet, and for this reason, outer rotor does not need coil etc., the configuration of coil etc. all can be concentrated on stator side.
In addition, in the present invention, by adopting radial clearance formula external rotor brushless motor, can make rotor be positioned at the outside, be major diameter, the moment of inertia of rotor is big, so, very favourable to the constant speed operation.In addition, owing to magnet (permanent magnet) is installed at large diameter rotor, so, can make magnet bigger.For this reason, be easy to efficient, high torqueization, effective as the false-twisting device of heavy denier sliver.In addition, the mean value of the every circle of stator coil shortens, and copper loss descends, and makes CD-ROM drive motor be easy to high efficiency, makes false-twisting device be easy to high efficiency thus.
More specifically the invention provides a kind of motor-driven three-axis friction false twisting device, it is characterized in that: the stator of radial clearance formula external rotor brushless motor be installed in above-mentioned spindle stand below, this stator has the hollow hole that extends vertically, 1 hollow hole that connects stator in above-mentioned 3 spindles, the outer rotor and the belt pulley of above-mentioned external rotor brushless motor are installed, in above-mentioned 3 spindles other 2 install belt pulley respectively corresponding to above-mentioned belt pulley, and the driving belt volume is hung on this belt pulley.
According to the present invention, the bottom with 1 spindle of a plurality of frictional disks connects stator, can increase the external diameter of outer rotor, makes all formation compactnesses.In addition, the structure of the driving from the CD-ROM drive motor to the spindle becomes simple.
In these occasions, at the inside and the spindle stand of radial clearance formula external rotor brushless motor bearing is set respectively, support 1 spindle in above-mentioned 3 pivotally by these pair of bearings.When adopting this structure, by pair of bearings supporting spindle, so, its gyrostabilized platform, further high speed.
Another more specifically the invention provides a kind of motor-driven three-axis friction false twisting device, it is characterized in that: the stator of radial clearance formula external rotor brushless motor is installed in not corresponding with above-mentioned 3 spindles position below above-mentioned spindle stand, and can support outer rotor pivotally around stator, above-mentioned 3 spindles connect spindle stand carriage, at its bottom front end belt pulley is installed respectively, and belt pulley also is installed at above-mentioned outer rotor, the driving belt volume is hung over belt pulley that is installed on above-mentioned 3 spindles and the belt pulley that is installed on above-mentioned outer rotor.
In foregoing invention, can as following, drive 3 spindles.That is, also can install respectively and state belt pulley, hang 1 above-mentioned driving belt at these 3 belt pulley volumes in the bottom of above-mentioned 3 spindles.In addition, also can install multistage belt pulley down in 1 bottom in above-mentioned 3 spindles, install respectively and the corresponding belt pulley of a side that is somebody's turn to do multistage up and down belt pulley at remaining 2, volume hangs up and states driving belt respectively between above-mentioned multistage up and down belt pulley and other belt pulley.
The simple declaration of accompanying drawing
Below, describe the present invention in detail with reference to the accompanying drawing that several embodiments of the present invention are shown.In the drawings,
Fig. 1 is the front elevation of an embodiment of motor-driven three-axis friction false twisting device of the present invention;
The side view of Fig. 2 for the part of Fig. 1 is cut open;
Fig. 3 (a) is for being shown in the plane of device of Fig. 1 and Fig. 2, and Fig. 3 (b) is that the A-A of Fig. 2 is to view;
Fig. 4 is the front elevation of another embodiment of the present invention;
Fig. 5 (a) is the ground plan of Fig. 4, and Fig. 5 (b) is again the ground plan of another embodiment;
Fig. 6 (a) and Fig. 6 (b) are respectively the present invention's ground plan of another embodiment again;
Fig. 7 is the present invention's front elevation of another embodiment again;
Fig. 8 is the ground plan of Fig. 7.
The optimised form that carries out an invention
In the 1st embodiment of the present invention, as shown in Figure 2, the carriage 5 that is the FangZi Zhuan section substantially is connected to the friction beam 6 of draw texturing machine by bolt (not shown).
As shown in Figure 2, carriage 5 is the FangZi Zhuan section, the 5a of its top portion is shorter than the following 5b of portion, on top the width central portion of the 5a of portion forms semicircle 5c as shown in Figure 2, and when installing and removing (move in the vertical direction outer rotor 11) do not form obstacle when the outer rotor 11 of mounting or dismounting radial clearance formula external rotor brushless motor 10 described later.In addition, the suitable shape of the rectangular grade of the following 5b of portion of carriage 5.
At the following 5b of portion of carriage 5 stator 12 of mounting fixed radial clearance-type external rotor brushless motor 10 up.Stator 12 is at laminated core coiling coil, and it is cylindric that its profile is substantially.By being connected to the electric wire of stator 12 from the driving power (not shown) of the brushless motor 10 of false twisting machine or draw texturing machine through friction beam 6, the known method of pressing brushless motor supplies to driving power the coil of stator 12.
In the present invention, because stator 12 mountings are fixed on the following 5b of portion of carriage 5, so, when can't help outer rotor 11 described later when covering, can see the profile of stator 12 from the outside, correctly the position of the outer rotor 11 that position and relative brushless motor 10 are set on the following 5b of portion of this carriage 5 be positioned by naked eyes.Therefore, compare, can very correctly position with the occasion that No. 2657539 disclosed false-twisting device of communique of above-mentioned Japan Patent is contained in stator the motor unit zoarium like that.
Near the friction beam 6 on the 5a of of the top of carriage 5, shown in Fig. 3 (a), like that, the location junction surface 5d of spindle stand 20 is set in its width central portion projection.This junction surface 5d becomes the protrusion that is trapezoidal in the illustrated embodiment.On the other hand, form the trapezoidal recess 20a that is that engages with junction surface 5d above the carriage 5 as the junction surface,, can carry out spindle stand 20 and carriage 5 location planar by making two junction surface 5d, 20a joint at spindle stand 20.
In addition, spindle stand 20 and carriage 5 the location of above-below direction by the 5b of top portion of carriage 5 above and be positioned at the assigned position of short transverse below the spindle stand 20.
Form the screwed hole 5e that carries out screw engagement by set bolts such as hexagon socket head cap screw 30 at carriage 5, be formed for inserting the hole 20b of set bolt 30 at spindle stand 20.As described above, under the state that spindle stand 20 and carriage 5 are positioned, set bolt 30 is inserted into the hole 20b that is formed at spindle stand 20, with the front end screw engagement of set bolt 30 to the screwed hole 5e that is formed at carriage 5, thereby spindle stand 20 relative carriages 5 are fixed to assigned position.
Also can be used as the above-mentioned alternative structure that is trapezoidal protrusion, as a side junction surface from carriage 5 face up vertically that projection is provided with the alignment pin (not shown), form and the chimeric pin-and-holes of alignment pin at spindle stand 20 as the opposing party's junction surface.In this occasion, be respectively 2 by the quantity that makes alignment pin and pin-and-hole, can positively position spindle stand 20 and carriage 5.In addition, by with the joint of alignment pin with the fully fixing occasions of spindle stand 20 relative carriages 5, also can omit said fixing bolt 30.
Spindle stand 20 is such as depicted in figs. 1 and 2, has thickness at above-below direction, in the present embodiment, like that, is pentagon substantially as Fig. 3 (a) and (b).Shown in Fig. 3 (a), like that, 3 spindles 21,22,23 correctly are arranged on the position that becomes the equilateral triangle vertex position at spindle stand 20.Spindle 21 as shown in Figure 2,3 spindles 21,22,23 are supported pivotally by 2 bearings 25 up and down respectively.
At spindle 21-23 a plurality of frictional disks 27 are installed respectively.Frictional disk 27 is the same with known friction false twist device, is had ABRASION RESISTANCE and can be controlled the material making of sliver with twisting well by pottery and polyurethane etc.As shown in Figure 1-Figure 3, belt pulley with tooth 31 is installed, in addition, belt pulley with tooth 32,33 is installed respectively at spindle 22,23 in the part of protruding below the bearing 25 of spindle 21.Such as Fig. 3 (b) shown in around belt pulley with tooth 31,32,33, its outside rolled up triangularly be linked with toothed belt 35.
Below the belt pulley with tooth 31 of spindle 21, install to be and hangs bell outer rotor 11.That is, outer rotor 11 is made of cylindrical portion 11a and the end plate 11b that covers above the columnar portion, is to hang bellly, and portion does not have axle within it.Outer rotor 11 is inboard along circumferentially disposing the permanent magnet (not shown) equably at cylindrical portion 11a.
Central part at end plate 11b is formed for inserting the fixedly hole 11c of the bottom leading section of spindle 21 with correct position and correct size.Insert the bottom leading section of spindle 21 at the hole 11c of the central part of the end plate 11b of outer rotor 11, fix by suitable means such as adhesive, welding, crimping, screw are fixing, thereby at spindle 21 fixing outer rotor 11 correctly.
As described above, stator 12 mountings are fixed on the following 5b of portion of carriage 5, outer rotor 11 correctly is fixed on the spindle 21 that is supported on spindle stand 20, spindle stand 20 and carriage 5 engage by making two junction surface 5d, 20a, the location of spindle stand 20 and carriage 5 can be carried out, thereby the location of outer rotor 11 and stator 12 can be correctly carried out.Like this, the inner upper end face of the inner peripheral surface of the cylindrical portion 11a of outer rotor 11 and end plate 11b and be installed between stator 12 outer peripheral faces of carriage 5 and the upside end face and form minim gap, form the rotor of radial clearance formula external rotor brushless motor 12 of outer rotor 11 and stators and be connected with magnetic closely between stator.
In the position, side of spindle 21-23,2 alignment pin 20b (with reference to Fig. 3 (b)) are erected be arranged at spindle stand 20.Bottom surface at the column 52 of prism-shaped forms hole 52a.With alignment pin 20b patchhole 52a, such as depicted in figs. 1 and 2, erect in the position, side of spindle 21-23 perpendicular to spindle stand 20 column 52 is set.Shown in Fig. 3 (a), top board 51 triangular in shape is connected and fixed on the top of column 52 by bolt 53 substantially.Top board 51 has 3 bearings 54 (with reference to Fig. 3 (a)) at the vertex position of the equilateral triangle corresponding with spindle 21-23, by the upper end of bearing 54 supporting spindle 21-23.Like this, spindle 21-23 is by bilateral supporting between the bearing 54 of the bearing 20 of above-mentioned spindle stand 20 and top board 51.
Shown in Fig. 3 (a), like that, form to entry on one side of top board 51 triangular in shape substantially and use slit 51b, top board 51 entry with slit 51b above be arranged on the guide carriage 62 that front end has thread-carrier 61 swingably.Thread-carrier 61 is made by ceramic uniform wearability material, is C word shape.
In addition, avoid radial clearance formula outer rotor 11 type brushless motors 10 for the sliver that will pass the frictional disk 27 that is installed on 3 spindle 21-23 and be pulled out to the outside, at spindle stand 20 as shown in Figure 1 in forming recess 20c in a narrow margin with slit 51b same side with entrying of above-mentioned top board 51.Recess 20c reaches the center of 3 spindle 21-23 as shown in Figure 2 on the top of spindle stand 20, oblique from this inclination outwardly.In spindle stand 20, be provided for measuring the rotating measurement mechanism (not shown) of above-mentioned outer rotor 11.
Spindle stand 20 is bearing in 3 spindles 21,22,23 that have a plurality of frictional disks 27 respectively the vertex position of equilateral triangle pivotally, this spindle stand 20 is placed on the 5a of top portion of carriage 5 from the top of carriage 5 with covering, the recess 20a and the junction surface 5d above the carriage 5 of spindle stand 20 are engaged, insert set bolt 30 at the hole 20b that is formed at spindle stand 20, with the front end screw engagement of set bolt 30 to the screwed hole 5e that is formed at carriage 5, thereby carriage 5 easily is fixed to assigned position with spindle stand 20 relatively.
Like this, be installed in the cylindrical portion 11a inner peripheral surface of outer rotor 11 of spindle 21 front ends that are supported on spindle stand 20 and end plate 11b inner upper end face and be installed between stator 12 outer peripheral faces of carriage 5 and the upside end face and form minim gap, form the rotor of radial clearance formula external rotor brushless motor 12 of outer rotor 11 and stators and be connected with magnetic closely between stator.Under this state, the same when when the coil of stator 12 is supplied with driving power with common brushless motor, make outer rotor 11 revolutions, the revolution of outer rotor 11 is delivered to spindle 21-23.
In the present invention, by adopting radial clearance formula external rotor brushless motor 10, can make rotor (outer rotor) 11 be positioned at the outside, be major diameter, the moment of inertia of rotor 11 is big, so, very favourable to the constant speed operation.In addition, owing to magnet (permanent magnet) is installed at large diameter rotor 11, so, can make magnet bigger.For this reason, be easy to efficient, high torqueization, effective as the false-twisting device of heavy denier sliver.In addition, stator 12 is positioned at the inboard, its coil resistance force diminishes, and the copper loss of CD-ROM drive motor descends, and makes CD-ROM drive motor be easy to high efficiency, makes false-twisting device be easy to high efficiency thus.
When pulling down the spindle stand 20 of false-twisting device of the present invention from carriage 5, by pulling down set bolt 30, the spindle stand 20 of vertically choosing towards the top can be pulled down the spindle stand 20 that 3 spindles 21,22,23 that will have a plurality of frictional disks 27 respectively are supported on the vertex position of equilateral triangle pivotally simply from carriage 5.Under this state, can the spindle stand of preparing separately 20 that 3 spindles 21,22,23 that have a plurality of frictional disks 27 respectively is supported on pivotally the vertex position of equilateral triangle be installed by said sequence, also can clean the spindle stand of pulling down 20, or decompose arrangement, install once more by said sequence.
Below with reference to Fig. 4-Fig. 6 another embodiment of the present invention is described.In the embodiment of reference Fig. 1-Fig. 3 explanation, vertically extract the spindle stand towards the top, pull down from carriage.In the embodiment of following explanation, extract the spindle stand along horizontal (i.e. cardinal principle horizontal direction), pull down from carriage 5.
In Fig. 4, Fig. 5 (a), analog bracket 106 is fixedly set in the frame of false twisting machine or draw texturing machine.Protrude pairing left and right bar 117a, 117b (center line only being shown) from the parallel sided ground of analog bracket 106 towards horizontal direction at Fig. 4, Fig. 5 (a).Leading section at bar 117a forms groove, as the junction surface (not shown).
On the other hand, in the side of spindle stand 120, corresponding to above-mentioned pairing left and right bar 117a, 117b, along continuous straight runs wears the pair of holes (not shown), and the bar 117a, the 117b that are provided with from said fixing carriage 106 projectioies can be inserted into this hole.In addition, at spindle stand 120, the hole of Yu Yifang nearby is provided with the locking component (not shown) that can be reversed by the winding by hand axis.
When at the hole of spindle stand 120 insertion rod 117a, 117b, the junction surface of the front end of bar 117a protrudes into the outside of spindle stand 120.Make its rotation by held locking component by handgrip, locking component engages with the junction surface of the bar member 117a that protrudes into spindle stand 120 outsides, like this, spindle stand 120 one can be fixed to analog bracket 106.In addition, by by hand towards and the twisting locked member of above-mentioned opposite direction, the engaging of the junction surface of can unlock member and bar member 117a, like this, can be from analog bracket 106 along continuous straight runs towards laterally pulling out spindle stand 120.
At spindle stand 120 spindle 132a, 132b, the 132c of supports vertical pivotally.Each spindle 132a, 132b, 132c have a plurality of (being 3 in the illustrated embodiment) frictional disks 131,3 spindle 132a, 132b, 132c are positioned at the vertex position of equilateral triangle in the occasion of being watched by plane or ground plan.Frictional disk 131 is the same with known friction false twist device, is had ABRASION RESISTANCE and can be controlled the material making of sliver with twisting well by pottery and polyurethane etc.
Spindle stand 120 as shown in Figure 4, be the word of falling L shape section in the occasion of watching by front elevation, form circular port 120a at the spindle stand 120 that becomes thin-walled, 120a is provided with bearing 125 at this circular port, and the spindle 132a near analog bracket 106 in above-mentioned 3 spindles is supported pivotally by bearing 125.Spindle stand 120 supports other spindle 132b, 132c in the position that becomes its thin-walled pivotally by the bearing (not shown).
In this embodiment, top board 151 is installed to the upright front end of being located at the column 152 (Fig. 5) above the spindle stand 120 up, supporting spindle 132a, 132b, 132c by hold-down screw 153.
In the thinner wall section of spindle stand 120, the stator 112 of radial clearance formula external rotor brushless motor 110 is installed coaxially with spindle 132a.The stator 112 of present embodiment is the hollow cylinder shape, and body is at the laminated core coil of reeling.By being connected to the electric wire of stator 112 from the driving power (not shown) of the brushless motor 110 of false twisting machine or draw texturing machine through analog bracket 106, the known method of pressing brushless motor supplies to driving power the coil of stator 112.
The stator 112 of hollow cylindrical has head 112a and the external diameter flange 112b bigger than head 112a, forms shoulder portion between head 112a and flange 112b.Head 112a has the size that is fitted to the circular port 120a that is formed at spindle stand 120.The flange 112b of stator 112 is formed under the head 112a.
From the opposition side (downside) of spindle 132a the head 112a of stator 112 is inserted into circular port 112, the shoulder portion that is formed at the flange 112b under the head 112a of stator 112 is joined to the thinner wall section of spindle stand 120.Under this state, flange 112b is connected to spindle stand 120 by bolt 113.Like this, coaxially the stator 112 of hollow circle tube is fixed to the bottom of the thinner wall section of spindle stand 120 with circular port 120a.
The bottom of spindle 132a is from the hollow bulb of the circular port 120a perforation stator 112 of spindle stand 120, and the bottom of spindle 132b, 132c connects spindle stand 120.
In the bottom of spindle 132a perforation stator 112 hollow bulbs, the outer rotor 111 of radial clearance formula external rotor brushless motor 110 is installed.Outer rotor 111 is bell for hanging of turning around.That is, outer rotor 111 is made of cylindrical portion 111a and the end plate 111b that covers below the cylindrical portion, and it is bell to be hanging of turning around.Outer rotor 111 is along the inboard that circumferentially equably the permanent magnet (not shown) is configured to cylindrical portion 111a.
Be formed for inserting with correct position and correct size and the fixing hole 111c of spindle 132 bottom leading sections at the central part of end plate 111b.Insert the bottom leading section of spindle 132a at the hole 111c of the central part of the end plate 111b of outer rotor 111, fix, can correctly outer rotor 111 be fixed to spindle 132a by suitable means such as adhesive, welding, crimping, screw are fixing.
Front end in the bottom of spindle 132a, 132b, 132c is installed belt pulley 140 respectively.Such shown in Fig. 5 (a) around these 3 belt pulleys 140 of 3, volume is hung the spindle driving belt 141 that is made of 1 endless-belt.In this embodiment, belt pulley 140 is a belt pulley with tooth, and spindle driving belt 141 also is a toothed timing belt.
When making outer rotor 111 revolutions of radial clearance formula external rotor brushless motor 110 by above-mentioned structure, the revolution of outer rotor 111 is delivered to spindle 132a, drives spindle 132a.Because spindle 132a, 132b, 132c are connected with spindle driving belt 141 by belt pulley 140, so the revolution of outer rotor 111 is delivered to the frictional disk 131 that is installed on each spindle 132a, 132b, 132c, frictional disk 131 turns round in the same direction.
In addition, avoid radial clearance formula external rotor brushless motor 110 for the sliver that will be passed in the frictional disk 131 that 3 spindle 132a, 132b, 132c install and be pulled out to the outside, form recess 120c in a narrow margin with entrying of top board 151 with slit (not shown) same side at spindle stand 120.Recess 120c reaches the center of 3 spindle 132a, 132b, 132c as shown in Figure 5 on the top of spindle stand 120, then tilt more laterally from this past more below.In spindle stand 120, be provided for measuring the rotating measurement mechanism (not shown) of above-mentioned outer rotor 111.
In the above-described embodiments, at the spindle 132a of the outer rotor 111 that radial clearance formula external rotor brushless motor 110 is installed and the bottom of other 2 stator 132b, 132c belt pulley 140 is installed on equal height, hangs 1 driving belt 141 at 3 belt pulley volumes.Also can be shown in Fig. 5 (b) like that, the bottom of 1 132a in 3 spindles install following 2 grades belt pulley 140 ', 2 installations of remainder respectively with this corresponding belt pulley 140 of side of 2 grades of belt pulleys up and down, 2 grades belt pulley 140 up and down ' and other belt pulley 140 between roll up respectively extension drive pulley 141,141 '.
As described above, support 3 spindle 132a, 132b, 132c pivotally, but these spindle stand 120 relative fixed carriages 106 are towards horizontal mounting or dismounting with a plurality of frictional disks 131 at spindle stand 120., when pulling down, can not collide and injured with other parts of being located at false twisting machine and draw texturing machine, operation is also as easy as rolling off a log to be carried out, and can not produce the problem that critical piece brought of pulling down false-twisting device towards the top for this reason.
In addition, the single driving motor as false-twisting device adopts radial clearance formula external rotor brushless motor 110.For this reason, the reliability height of CD-ROM drive motor there is no need on false twisting machine that false-twisting device is installed or draw texturing machine CD-ROM drive motor to be carried out maintenance and repair, can be under the state that carries CD-ROM drive motor relative fixed carriage 106 towards horizontal mounting or dismounting spindle stand 120.Safeguard and adjust the occasion of CD-ROM drive motor at needs, under the state of pulling down false-twisting device from false twisting machine or draw texturing machine, safeguard, adjust or change, under the state that carries CD-ROM drive motor relatively carriage towards horizontal installation spindle stand.
Below, with reference to Fig. 6 (a) and Fig. 6 (b) other embodiment is described.Fig. 6 (a) is the ground plan of another embodiment of the present invention.Fig. 6 (b) is again the ground plan of another embodiment.
In the above-described embodiments, the stator 112 of radial clearance formula external rotor brushless motor 110 be installed in spindle stand 120 below, stator 112 has the hollow hole that extends vertically, 1 132a in 3 spindles connects the hollow hole of stator 112, its lower end leading section install the outer rotor 111 of external rotor brushless motor 110 and belt pulley 140 or 140 ', in 3 spindles other 2 132b, 132c install belt pulley 140 corresponding to belt pulley 140,140 ' respectively, with driving belt volume hang over belt pulley 140,140 ' on.
In the embodiment of following explanation, below spindle stand 120 not with 3 spindle 132a, 132b, position that 132c is corresponding (at Fig. 6 (a) with (b), be the center of 3 spindle 132a, 132b, 132c) stator 112 of radial clearance formula external rotor brushless motor 110 is installed, and can support outer rotor 111,3 spindle 132a, 132b, 132c perforation spindle stand 120 pivotally around stator 112.
At the hollow bulb of stator 112 supporting rotating shaft 114 pivotally.The outer rotor 111 of radial clearance formula external rotor brushless motor 110 is installed in the bottom of the gyroaxis 114 that connects stator 112 hollow bulbs.It is bell that outer rotor 111 and the foregoing description similarly are hanging of turning around.That is, outer rotor 111 is made of cylindrical portion 111a and the end plate 111b that covers above the columnar portion, and it is bell to be hanging of turning around.Outer rotor 111 is inboard along circumferentially disposing the permanent magnet (not shown) equably at cylindrical portion 111a.
Be formed for inserting the hole 111c of the bottom leading section of gyroaxis 114 with correct position and correct size at the central part of end plate 111b.Insert the bottom leading section of gyroaxis at the hole 111c of the central part of the end plate 111b of outer rotor 111, fix by suitable means such as adhesive, welding, crimping, screw are fixing, thereby at gyroaxis 114 fixing outer rotor 111 correctly.
At the bottom of gyroaxis 114 leading section belt pulley 140 is installed "; 1 front end in spindle 132a, 132b, 132c in the bottom install following 2 grades belt pulley 140 ', at the front end of the bottom of 2 spindle 132b, 132c of remainder belt pulley 140 is installed respectively.By driving belt 141 ' the be connected and installed in belt pulley 140 of gyroaxis 114 " and up and down 2 grades belt pulley 140 '.The belt pulley 140 that is installed on spindle 132a ' and be installed on spindle 132b, 132c belt pulley 140 around shown in Fig. 6 (a), roll up the spindle driving belt 141 that extension is made of 1 endless-belt like that.In this embodiment, belt pulley 140 is a belt pulley with tooth, and spindle driving belt 141 also is a toothed timing belt.
According to above-mentioned structure, when the outer rotor 111 of radial clearance formula external rotor brushless motor 110 turned round, the revolution of outer rotor 111 was delivered to spindle 132a, drives spindle 132a.Because spindle 132a, 132b, 132c are connected with spindle driving belt 141 by belt pulley 140, so the revolution of outer rotor 111 is delivered to the frictional disk 131 that is installed on each spindle 132a, 132b, 132c, frictional disk 131 turns round in the same direction.Other structure of present embodiment is identical with the embodiment that illustrates in front with reference to Fig. 4, omits its detailed description.
In the above-described embodiments, install in the bottom of spindle 132a, 132b, 132c the belt pulley 140,140 that all is in equal height ', hang 1 driving belt 141 at 3 belt pulleys volumes.But also can be shown in Fig. 6 (b) like that, 3 grades of belt pulleys 143 of upper, middle and lower are installed in the bottom of 1 (for example 132a) in 3 spindles, remaining 2 install respectively with 3 grades of belt pulleys 143 of this upper, middle and lower in any corresponding belt pulley 140, roll up extension driving belt 141,141 respectively 140 of 3 grades of belt pulleys 143 of upper, middle and lower and other belt pulleys ".
Below, with reference to Fig. 7 and Fig. 8 another embodiment more of the present invention is described.In the embodiment of reference Fig. 4-Fig. 6 explanation, the supporting of the spindle that is connected in external-rotor motor is undertaken by 1 bearing by the spindle stand.And in the embodiment of following explanation, the bearing of promptly being located at the bearing of spindle stand and being located at external-rotor motor inside by 2 bearings carries out the supporting of spindle stand to the spindle that is connected in external-rotor motor, thereby can make the gyrostabilized platform of spindle, can carry out the operation of more speed.
In Fig. 7 and Fig. 8, analog bracket 106 is fixedly installed on the machine frame of false twisting machine or draw texturing machine.Protrude pairing left and right bar 117a, 117b (center line only being shown) from the parallel sided ground of analog bracket 106 towards horizontal direction at Fig. 7, Fig. 8.Leading section at bar 117a forms groove, as the junction surface (not shown).
On the other hand, in the side of spindle stand 120, corresponding to above-mentioned pairing left and right bar 117a, 117b, along continuous straight runs wears the pair of holes (not shown), and the bar 117a, the 117b that are provided with from said fixing carriage 106 projectioies can be inserted into this hole.In addition, at spindle stand 120, the hole of Yu Yifang nearby is provided with the locking component (not shown) that can be reversed by the winding by hand axis.
When at the hole of spindle stand 120 insertion rod 117a, 117b, the junction surface of the front end of bar 117a protrudes into the outside of spindle stand 120.Make its rotation by held locking component by handgrip, locking component engages with the junction surface of the bar member 117a that protrudes into spindle stand 120 outsides, like this, spindle stand 120 one can be fixed to analog bracket 106.In addition, by by hand towards and the twisting locked member of above-mentioned opposite direction, engaging of the junction surface of can unlock member and bar member 117a like this, can be pulled out spindle stand 120 towards horizontal (towards the right of Fig. 7) from analog bracket 106 along continuous straight runs.
At spindle stand 120 spindle 132a, 132b, the 132c of supports vertical pivotally.Each spindle 132a, 132b, 132c have a plurality of (being 3 in the illustrated embodiment) frictional disks 131,3 spindle 132a, 132b, 132c are positioned at the vertex position of equilateral triangle in the occasion of being watched by plane or ground plan.Frictional disk 131 is the same with known friction false twist device, is had ABRASION RESISTANCE and can be controlled the material making of sliver with twisting well by pottery and polyurethane etc.
The structure of spindle stand 120 is described below with reference to Fig. 7.Formation upper bearing installation component installing hole 120C and external-rotor motor installing hole 120B above spindle stand 120.The rounded section of external-rotor motor installing hole 120B has the big diameter of rotor 111 external diameters than external rotor brushless motor 110.The bottom of external-rotor motor installing hole 120B links to each other with the stator installing hole 120A of minor diameter, between external-rotor motor installing hole 120B and stator installing hole 120A, form shoulder portion, the stator 112 of the hollow cylindrical of radial clearance formula external rotor brushless motor 110 is installed in this shoulder portion.
The stator 112 of present embodiment is the hollow cylinder shape, and body is at the laminated core coil of reeling.By being connected to the electric wire of stator 112 from the driving power (not shown) of the brushless motor 110 of false twisting machine or draw texturing machine through analog bracket 106, the known method of pressing brushless motor supplies to driving power the coil of stator 112.
The stator 112 of hollow cylindrical has head 112a and is formed under the head 112a and the external diameter flange 112b bigger than head 112a, forms and the chimeric external diameter shoulder portion of stator installing hole 120A in the bottom surface of flange 112b.Be formed at shoulder portion between external-rotor motor installing hole 120B and the stator installing hole 120A in the flange 112b of this stator 112 mounting, stator 112 be affixed to spindle stand 120 by the hold-down screw 151 that inserts from spindle stand 120 belows.
Bottom at stator 112, conjointly form bearing mounting hole with the centre bore that is formed at axle center part, side bearing 125A under bearing mounting hole is installed, the bottom of supporting the spindle 132a of the close analog bracket 106 in above-mentioned 3 spindles by bearing 125A pivotally.
On the top of the stator 112 of spindle 132a, being of radial clearance formula external rotor brushless motor 110 is installed hangs bell outer rotor 111.That is, outer rotor 111 is made of cylindrical portion 111a and the end plate 111b above the covering cylindrical portion, circumferentially disposes the permanent magnet (not shown) equably on the edge, inboard of cylindrical portion 111a
Insert and fixedly the hole 111c of spindle 132a form with correct position and correct size at the central part of end plate 111b.Hole 111c at the central part of the end plate 111b of outer rotor 111 inserts spindle 132a, is fixed by suitable means such as adhesive, welding, crimping, screw are fixing, thereby can correctly outer rotor 111 be fixed to spindle 132a.
The top of external-rotor motor installing hole 120B links to each other with installation component installing hole 120C with upper bearing, this upper bearing rounded section of installation component installing hole 120C, and diameter is littler but bigger slightly than the external diameter of outer rotor 111 than external-rotor motor installing hole 120B.Upper bearing installation component installing hole 120C opening on spindle stand 120.
With installation component installing hole 120C upper bearing installation component 150 is installed at upper bearing.Upper bearing constitutes with the flange part 150b that is formed at this body top and protrude from body by being embedded in the body of upper bearing with installation component installing hole 120C with installation component 150, by hold-down screw 153 flange part 150b is connected to spindle stand 120, on spindle stand 120 fixedly upper bearing with installation component 150.
Form the upper bearing erection opening 150a of rounded section at upper bearing with the axle center part of installation component 150, supporting upper bearing 125, upper bearing 125 supports spindle 132a pivotally at the upper position of bearing 130A.
Below, the assembling sequence of this embodiment of simple declaration.At the upper bearing erection opening 150a installation upper bearing 125 of upper bearing with installation component 150, at this upper bearing 125 spindle 132a are installed, in upper bearing 125 front of spindle 132a rotor 111 is installed.In addition, by lower bearing 125A stator 112 is supported on the inboard of outer rotor 111 at the front end of spindle 132a.
Like this, spindle 132a is by lower bearing 125A supporting stator 112, rotor 111 is installed, and by upper bearing 125 supporting upper bearings installation components 150, above spindle stand 120, stator 112 being installed to external-rotor motor installing hole 120B under this state, the shoulder portion that is formed at the flange 112b bottom surface of stator 112 is fitted to stator installing hole 120A.In addition, upper bearing is fitted to upper bearing installation component installing hole 120C with installation component 150.
Then, flange 112b is connected to spindle stand 120, stator 112 is fixed to spindle stand 120 by insert hold-down screw 153 from spindle stand 120 belows.In addition, upper bearing is connected to spindle stand 120 with the flange part 150b of installation component 150 by hold-down screw 153, and with spindle 132a with upper bearing with installation component 150 be fixed to spindle stand 120 above.Like this, spindle 132a connects spindle stand 120 under the state that is supported pivotally by upper bearing 125 and lower bearing 125A.
Front end in the bottom of spindle 132a, 132b, 132c is installed belt pulley 140 respectively.Volume is hung the spindle driving belt 141 that is made of 1 endless-belt as shown in Figure 8 around these 3 belt pulleys 140 of 3.In this embodiment, belt pulley 140 is a belt pulley with tooth, and spindle driving belt 141 also is a toothed timing belt.
In this embodiment, the upright front end of being located at the column 152 (Fig. 5) above the spindle stand 120 is installed top board 151 by hold-down screw 153 up, the head of supporting spindle 132a, 132b, 132c.Like this, spindle 132a, 132b, 132c are supported at Liang Chu.
According to above-mentioned structure, when the outer rotor 111 of radial clearance formula external rotor brushless motor 110 turned round, the revolution of outer rotor 111 was delivered to spindle 132a, drives spindle 132a.Because spindle 132a, 132b, 132c are connected with spindle driving belt 141 by belt pulley 140, so the revolution of outer rotor 111 is delivered to the frictional disk 131 that is installed on each spindle 132a, 132b, 132c, frictional disk 131 turns round in the same direction.
In addition, avoid radial clearance formula external rotor brushless motor 110 for the sliver that will be passed in the frictional disk 131 that 3 spindle 132a, 132b, 132c install and be pulled out to the outside, form recess 120c in a narrow margin with entrying of top board 151 with slit (not shown) same side at spindle stand 120.Recess 120c reaches the center of 3 spindle 132a, 132b, 132c as shown in Figure 7 on the top of spindle stand 120, then tilt more laterally from this past more below.In spindle stand 120, be provided for measuring the rotating measurement mechanism (not shown) of above-mentioned outer rotor 111.
In the embodiment of reference Fig. 4 explanation, also bearing can be arranged on stator interior, similarly bearing is set respectively with present embodiment at the inside and the spindle stand of radial clearance formula external rotor brushless motor.
In the above-described embodiments, at the spindle 132a of the outer rotor 111 that radial clearance formula external rotor brushless motor 110 is installed and the bottom of other 2 spindle 132b, 132c belt pulley 140 is installed on equal height, hangs 1 driving belt 141 at 3 belt pulley volumes.Also can be shown in Fig. 5 (b), the bottom of 1 132a in 3 spindles install following 2 grades belt pulley 140 ', 2 installations of remainder respectively with this corresponding belt pulley 140 of side of 2 grades of belt pulleys up and down, 2 grades belt pulley 140 up and down ' and other belt pulley 140 between roll up respectively extension driving belt 141,141 '.
As described above, in this embodiment, support 3 spindle 132a, 132b, 132c pivotally, but these spindle stand 120 relative fixed carriages 106 are towards horizontal mounting or dismounting with a plurality of frictional disks 131 at spindle stand 120., when pulling down, can not collide and injured with other parts of being located at false twisting machine and draw texturing machine, operation is also as easy as rolling off a log to be carried out, and can not produce the problem that critical piece brought of pulling down false-twisting device towards the top for this reason.
In addition, the single driving motor as false-twisting device adopts radial clearance formula external rotor brushless motor 110.For this reason, the reliability height of CD-ROM drive motor there is no need on false twisting machine that false-twisting device is installed or draw texturing machine CD-ROM drive motor to be carried out maintenance and repair, can be under the state that carries CD-ROM drive motor relative fixed carriage 106 towards horizontal mounting or dismounting spindle stand 120.Safeguard and adjust the occasion of CD-ROM drive motor at needs, can under the state of pulling down false-twisting device from false twisting machine or draw texturing machine, safeguard, adjust or change, under the state that carries CD-ROM drive motor relatively carriage towards horizontal installation spindle stand.
In this embodiment, by the bearing 125 of being located at spindle stand 120 be located at the spindle 132a that the bearing 125A supporting of external-rotor motor 110 inside is connected with radial clearance formula external rotor brushless motor 110, thereby can make the gyrostabilized platform of spindle 132a, can carry out the operation of more speed.In addition, by the head of top board 151 supporting spindle 132a, 132b, 132c, spindle 132a, 132b, 132c are supported at Liang Chu, this more remarkable effect.
The possibility of utilizing on the industry
Each false-twisting device of three many plates of axle false-twisting devices of the present invention is driven by independent motor, need not be tangential Belt, thus the significantly generation of noise decrease, in addition, by changing the independent horse of each spindle The service condition that reaches also can easily be adjusted the false twisting condition of each spindle.
According to the present invention, provide enforceable motor-driven three-axis friction false twisting device. In addition, press According to the present invention, when the location of the rotor that carries out easily false-twisting device and stator 12 and assembling are provided and During cleaning or when maintenance pull down the motor-driven three-axis that can install simply again behind the false-twisting device and rub Wipe false-twisting device. In addition, according to the present invention, do not turn round variation not when also providing high speed rotary The motor that all, the twist uneven is difficult for producing, driving torque is big, also can twist the sliver of heavy denier Driven three-axis friction false twisting device.
Claims (12)
1. motor-driven three-axis friction false twisting device, support 3 spindles that have a plurality of frictional disks respectively pivotally at the spindle stand, this spindle stand is installed on carriage dismantledly, at the rotor of 1 installation CD-ROM drive motor of above-mentioned 3 spindles, the stator of this CD-ROM drive motor is installed at above-mentioned carriage; It is characterized in that: above-mentioned CD-ROM drive motor is a radial clearance formula external rotor brushless motor.
2. motor-driven three-axis friction false twisting device, support 3 spindles that have a plurality of frictional disks respectively pivotally at the spindle stand, this spindle stand is installed on carriage dismantledly, at the rotor of 1 installation CD-ROM drive motor of above-mentioned 3 spindles, the stator of this CD-ROM drive motor is installed at above-mentioned carriage; It is characterized in that: above-mentioned CD-ROM drive motor is a radial clearance formula external rotor brushless motor, the outer rotor of this brushless motor be hang bell, this outer rotor is installed in the leading section of above-mentioned 1 spindle, cover with separating minim gap the above-mentioned brushless motor that is installed on above-mentioned carriage stator week laterally with its spindle sides end, between the circumferential portion of the circumferential portion of this outer rotor and stator, carry out magnetic and be connected.
3. motor-driven three-axis friction false twisting device, support 3 spindles that have a plurality of frictional disks respectively pivotally at the spindle stand, this spindle stand is installed on carriage dismantledly, at the rotor of 1 installation CD-ROM drive motor of above-mentioned 3 spindles, the stator of this CD-ROM drive motor is installed at above-mentioned carriage; It is characterized in that: above-mentioned spindle stand and above-mentioned carriage have the junction surface that can locate mutually at the position that the position is set of rotor that leaves above-mentioned CD-ROM drive motor and stator, and above-mentioned CD-ROM drive motor is a radial clearance formula external rotor brushless motor.
4. motor-driven three-axis friction false twisting device, support 3 spindles that have a plurality of frictional disks respectively pivotally at the spindle stand, this spindle stand is installed on carriage dismantledly, at the rotor of 1 installation CD-ROM drive motor of above-mentioned 3 spindles, the stator of this CD-ROM drive motor is installed at above-mentioned carriage; It is characterized in that: above-mentioned spindle stand and above-mentioned carriage have the junction surface that can locate mutually at the position that the position is set of rotor that leaves above-mentioned CD-ROM drive motor and stator, above-mentioned CD-ROM drive motor is a radial clearance formula external rotor brushless motor, the outer rotor of this brushless motor be hang bell, this outer rotor is installed in the leading section of above-mentioned 1 spindle, cover with separating minim gap the above-mentioned brushless motor that is installed on above-mentioned carriage stator week laterally with its spindle sides end, between the circumferential portion of this outer rotor and stator, carry out magnetic and be connected.
5. as any one described motor-driven three-axis friction false twisting device among the claim 1-4, it is characterized in that: the end at above-mentioned 3 spindles is installed belt pulley respectively, and 1 driving belt that is hung over these 3 belt pulleys by volume makes these 3 spindles turn round in the same direction with same speed.
6. motor-driven three-axis friction false twisting device as claimed in claim 5 is characterized in that: by above-mentioned 3 spindles of roof plate supporting and end above-mentioned belt pulley opposition side, these 3 spindles are supported in two positions by top board and spindle stand.
7. a motor-driven three-axis friction false twisting device supports 3 spindles that have a plurality of frictional disks respectively pivotally at the spindle stand, this spindle stand can towards horizontal mounting or dismounting be installed on carriage; It is characterized in that: the stator of installation radial clearance formula external rotor brushless motor below above-mentioned spindle stand, can support outer rotor pivotally around this stator, 1 in this outer rotor and above-mentioned 3 spindles is dynamically connected, bottom at above-mentioned 3 spindles is installed belt pulley respectively, and this belt pulley is connected by driving belt.
8. a motor-driven three-axis friction false twisting device supports 3 spindles that have a plurality of frictional disks respectively pivotally at the spindle stand, this spindle stand can towards horizontal mounting or dismounting be installed on carriage; It is characterized in that: the stator that radial clearance formula external rotor brushless motor is installed at above-mentioned spindle stand, this stator has the hollow hole that extends vertically, 1 outer rotor and belt pulley that connects the hollow hole of stator and above-mentioned external rotor brushless motor is installed in above-mentioned 3 spindles, in above-mentioned 3 spindles other 2 install belt pulley respectively corresponding to above-mentioned belt pulley, and the driving belt volume is hung on this belt pulley.
9. a motor-driven three-axis friction false twisting device supports 3 spindles that have a plurality of frictional disks respectively pivotally at the spindle stand, this spindle stand can towards horizontal mounting or dismounting be installed on carriage; It is characterized in that: the stator of radial clearance formula external rotor brushless motor is installed in not corresponding with above-mentioned 3 spindles position below above-mentioned spindle stand, and can support outer rotor pivotally around stator, above-mentioned 3 spindles connect spindle stand carriage, at its bottom front end belt pulley is installed respectively, and belt pulley also is installed at above-mentioned outer rotor, the driving belt volume is hung over the belt pulley that is installed on above-mentioned 3 spindles and be installed on the belt pulley of above-mentioned outer rotor.
10. as claim 7,8 or 9 described motor-driven three-axis friction false twisting devices, it is characterized in that: install respectively in the bottom of above-mentioned 3 spindles and state belt pulley, hang 1 above-mentioned driving belt at these 3 belt pulley volumes.
11. as claim 7,8 or 9 described motor-driven three-axis friction false twisting devices, it is characterized in that: multistage belt pulley is down installed in 1 bottom in above-mentioned 3 spindles, install respectively and the corresponding belt pulley of a side that is somebody's turn to do multistage up and down belt pulley at remaining 2, volume hangs up and states driving belt respectively between above-mentioned multistage up and down belt pulley and other belt pulley.
12. as claim 7 or 8 described motor-driven three-axis friction false twisting devices, it is characterized in that: inside and spindle stand at above-mentioned radial clearance formula external rotor brushless motor are provided with bearing respectively, support 1 spindle in above-mentioned 3 pivotally by this pair of bearings.
Applications Claiming Priority (6)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP346319/98 | 1998-12-07 | ||
| JP346319/1998 | 1998-12-07 | ||
| JP10346319A JP2000170045A (en) | 1998-12-07 | 1998-12-07 | Motor-driven triaxial friction false twister |
| JP37795/1999 | 1999-02-16 | ||
| JP11037795A JP2000234227A (en) | 1999-02-16 | 1999-02-16 | Motor drive-type triaxial friction false twister |
| JP37795/99 | 1999-02-16 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN1329684A true CN1329684A (en) | 2002-01-02 |
| CN1089384C CN1089384C (en) | 2002-08-21 |
Family
ID=26376941
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN99814201A Expired - Fee Related CN1089384C (en) | 1998-12-07 | 1999-11-26 | motor-driven three-axis friction false twisting device |
Country Status (5)
| Country | Link |
|---|---|
| EP (1) | EP1149941A1 (en) |
| CN (1) | CN1089384C (en) |
| AU (1) | AU1410700A (en) |
| TW (1) | TW463001B (en) |
| WO (1) | WO2000034558A1 (en) |
Cited By (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101845695A (en) * | 2009-03-26 | 2010-09-29 | 欧瑞康纺织部件有限公司 | False twisting machine |
| CN102021700A (en) * | 2009-09-09 | 2011-04-20 | 谢夫勒科技有限两合公司 | Friction motor spindle |
| CN102007237B (en) * | 2008-05-31 | 2012-09-26 | 欧瑞康纺织有限及两合公司 | False-twist assembly |
| CN103088484A (en) * | 2011-10-31 | 2013-05-08 | 上海市毛麻纺织科学技术研究所 | Combined friction false twister device of ring spinning frame |
| CN104019334A (en) * | 2014-06-19 | 2014-09-03 | 上海新跃仪表厂 | Double-line coaxial four-channel oil supply device |
| CN104233545A (en) * | 2014-09-04 | 2014-12-24 | 欧瑞康纺织有限及两合公司 | Friction disc type false twisting device |
| CN106192105A (en) * | 2015-06-01 | 2016-12-07 | 日本Tmt机械株式会社 | False twist processing machine |
| CN114072550A (en) * | 2019-07-05 | 2022-02-18 | 希思科特纺织品有限公司 | Yarn texturing apparatus |
Families Citing this family (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP1526196A3 (en) * | 2003-10-20 | 2006-07-19 | Maschinenfabrik Rieter Ag | A thread heating device |
| CN111809282B (en) * | 2020-07-01 | 2022-05-13 | 杭州勤想实业有限公司 | False twisting machine for antistatic fancy yarns |
Family Cites Families (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE3743708C2 (en) * | 1987-12-23 | 1995-08-31 | Temco Textilmaschkomponent | False twist texturing unit with electric motor drive |
| JPH04295242A (en) * | 1991-03-25 | 1992-10-20 | Tokyo Electric Co Ltd | Rotor magnetic for brushless motor |
-
1999
- 1999-11-26 AU AU14107/00A patent/AU1410700A/en not_active Abandoned
- 1999-11-26 WO PCT/JP1999/006614 patent/WO2000034558A1/en not_active Application Discontinuation
- 1999-11-26 CN CN99814201A patent/CN1089384C/en not_active Expired - Fee Related
- 1999-11-26 EP EP99973312A patent/EP1149941A1/en not_active Withdrawn
- 1999-12-06 TW TW88121307A patent/TW463001B/en not_active IP Right Cessation
Cited By (11)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102007237B (en) * | 2008-05-31 | 2012-09-26 | 欧瑞康纺织有限及两合公司 | False-twist assembly |
| CN101845695A (en) * | 2009-03-26 | 2010-09-29 | 欧瑞康纺织部件有限公司 | False twisting machine |
| CN101845695B (en) * | 2009-03-26 | 2013-11-13 | 欧瑞康纺织部件有限公司 | False twisting machine |
| CN102021700A (en) * | 2009-09-09 | 2011-04-20 | 谢夫勒科技有限两合公司 | Friction motor spindle |
| CN102021700B (en) * | 2009-09-09 | 2014-11-19 | 谢夫勒科技股份两合公司 | Friction motor spindle |
| CN103088484A (en) * | 2011-10-31 | 2013-05-08 | 上海市毛麻纺织科学技术研究所 | Combined friction false twister device of ring spinning frame |
| CN104019334A (en) * | 2014-06-19 | 2014-09-03 | 上海新跃仪表厂 | Double-line coaxial four-channel oil supply device |
| CN104233545A (en) * | 2014-09-04 | 2014-12-24 | 欧瑞康纺织有限及两合公司 | Friction disc type false twisting device |
| CN106192105A (en) * | 2015-06-01 | 2016-12-07 | 日本Tmt机械株式会社 | False twist processing machine |
| CN114072550A (en) * | 2019-07-05 | 2022-02-18 | 希思科特纺织品有限公司 | Yarn texturing apparatus |
| CN114072550B (en) * | 2019-07-05 | 2023-09-01 | 希思科特纺织品有限公司 | Yarn texturing device |
Also Published As
| Publication number | Publication date |
|---|---|
| TW463001B (en) | 2001-11-11 |
| CN1089384C (en) | 2002-08-21 |
| WO2000034558A1 (en) | 2000-06-15 |
| AU1410700A (en) | 2000-06-26 |
| EP1149941A1 (en) | 2001-10-31 |
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