CN1676694A

CN1676694A - Spinning machine with multiple-tractor driving device

Info

Publication number: CN1676694A
Application number: CNA2005100626389A
Authority: CN
Inventors: J·韦恩利; P·蒙德格纳斯特; L·马利纳; E·克雷茨
Original assignee: Maschinenfabrik Rieter AG
Current assignee: Maschinenfabrik Rieter AG
Priority date: 2004-04-02
Filing date: 2005-04-01
Publication date: 2005-10-05
Anticipated expiration: 2025-04-01
Also published as: JP2010265577A; JP5345593B2; CN1676694B; CN101538751B; JP4791749B2; DE102004017025A1; JP2005290657A; CN101538751A; DE102004017025B4; ITMI20050532A1

Abstract

A spinning machine (10) has a drafting station (20) with a number of rollers (22) each with a drive (40). The drive unit is fixed to a position on the spinning machine frame where its mass is largely supported by the frame. The drive is further supported by the corresponding roller (22).

Description

Spinning machine with drive unit of a plurality of drafting systems

Technical field

The present invention relates to a kind of spinning machine that has the drive unit of a plurality of drafting systems according to the independent claims preamble.

Background technology

This spinning machine discloses several embodiment of this type drafting system drive unit among the German patent DE 10040420A1.The present invention is based on for the drafting component drive unit propose can conserve space, and the problem of easy-to-install design principle.

Summary of the invention

Drafting system with feature of characteristic in the independent claims addresses the above problem.Dependent claims relates to preferred embodiment.The present invention will be by following being described with reference to the accompanying drawings, wherein:

Description of drawings

Fig. 1 is the generalized section of spinning machine;

Fig. 1 a, 1b, 1c are the different embodiment of drafting system among Fig. 1;

Fig. 1 d, 1e are according to profile on the longitudinal direction among Fig. 1 embodiment and vertical view, and Fig. 1 e is the vertical view of drafting system drive unit;

Fig. 1 f is an embodiment of drafting system drive unit among Fig. 1 d;

Fig. 1 g is similar to have the detailed schematic that the transmission of drafting system drive unit is arranged among Fig. 1 e;

Fig. 1 h is among the embodiment shown in Fig. 1 g, acts on the transmission device of the drafting system drive unit on the drawing rollers or the PTO embodiment of gear train;

Fig. 2 and Fig. 1 are similar, but, provided drafting system suction system and doffer's process auxiliary drive in detail;

Fig. 2 a is the detailed maps that the doffer drives;

Fig. 3 is the front schematic view that is provided with the spinning machine of drafting system drive unit on drawing rollers;

Fig. 4 is similar to Fig. 3, the improved driving principle of drafting system;

Fig. 4 a is the detailed maps of Fig. 4;

Fig. 5 is the transmission device among transmission device or the gear train 540c or the perspective view of gear structure among Fig. 4;

Fig. 6 is the front schematic view that is similar to the spinning machine drafting roller drive unit of Fig. 4;

Fig. 7 is the improvement of Fig. 6 embodiment;

Fig. 8 is the improvement of Fig. 6 embodiment;

Fig. 9 is the improvement of Fig. 6 embodiment;

Figure 10 is the improvement of Fig. 6 embodiment; With

Figure 11 is the improvement of Fig. 6 embodiment.

The specific embodiment

As shown in Figure 1, drive unit 40 is installed in the upper rack of spinning machine, and is positioned at suction element 30 tops that have suction tube 32, is fixed on the carriage 26.The frame of spinning machine 10 is made of plate 12, connects by Transmission Part 29 or transport pipeline 28.As shown in the figure, suction tube 32 can be suspended on the carriage 26, or is supported on the plate 12.Drafting system 20 comprises several rollers 22, according to the present invention, matches with gear, drives rotation by drive unit 40.The charger 24 that has pressure roll is guaranteed processed raw material is being carried along spinning machine roller 22.The material that carries out drawing-off by drafting system 20 is rotated and is wound on the spinning apparatus 76, and in each embodiment, all there is a spinning apparatus that is installed in the below spinning unit below of drafting system 20.Be appreciated that thus in the both sides of the mid-plane of spinning machine the drafting system 20 that matches with spinning apparatus 76, symmetric arrays on mid-plane all are installed.Porose 14 in the bottom of plate 12, be used for installing the doffer's of spinning machine 10 bearing, below will describe in detail.

As shown in Figure 1a, drive unit is divided into motor 42a and transmission device or gear train 42b, and power output wheel 46f is connected with a roller 22 that has gear by odontoid belt.According to Fig. 1 a, when drafting system 42 is connected on the carriage 26 by at least one clamping element 42c (shown in Fig. 1 b), drafting system 422 (dotting among the figure) is fixed on the carrier pipe 28 by clamping element 46d, and is connected on the lateral direction element 29 by clamping element 46d.As shown in Figure 1a, power output wheel 46f is connected on the roller 22 by odontoid belt 22z, more precisely, is connected to the gear that is fixed on the roller.Minimum roller is designed to the power delivery roller in the drafting system.Considering that the Deutsche Bundespatent DE10040420A1 arrangement of counter extensioin roller has been made in the background technology describes in detail, and 11 are expressed as roller, and 27 are expressed as the gear on the roller, will not be described in detail among the application.

Be the improved transmission device or the gear train 42b of a drafting system 42 shown in Fig. 1 b, power output wheel 46f is directly connected on the roller 22 by the gear on the inlet side that is installed in drafting system 20.

Be an improved transmission device or gear train 42b shown in Fig. 1 c, power output wheel 46f engages with middle roller by gear, and middle roller is between feeding roller and delivery roller.A kind of possible fixed form is shown in Fig. 1 a and 1b, transmission device 42b is installed on the bracket component 26, in Fig. 1 c, transmission device or gear train 42b are fixed on the lateral direction element 29 or carrier pipe 28 that links to each other with carriage 26 by clamping element 46d ' or 46d respectively.Shown in Fig. 1 a, 1b and 1c, transmission device or gear train 42b and motor 42a install along the longitudinal direction of spinning machine 10.At least one has the transmission device of motor 42a or gear train 42b and is connected in the drafting system in some rollers 22 by a power output wheel 46f.Therefore, as mentioned above, drafting system 20 is installed in the both sides of midplane, as shown in phantom in Figure 1, in each embodiment, the transmission device of same type or gear train, example as shown in Figure 1a, the transmission device or the gear train 42b that are positioned on the minimum roller 22 of drafting system 20 also are two-sided installations, because spinning machine 10 all has drawing rollers 22a in the both sides on above-mentioned plane.For long spinning machine, for example total length surpasses 1500 spinning units, and the two-sided transmission device or gear train 42b and motor 42a of all being equipped with is as shown in Fig. 1 a and 2,4,6.Shown in Fig. 1 c, the middle roller 22 in bear a heavy burden maximum roller, the especially drafting system preferentially is subjected to the driving of transmission device or the gear train 42b and the motor 42a of several same types, as shown in Figure 3.Drawing-off drive unit 40 is mounted in Far Left and the rightmost transmission device or the gear train of upper rack, and they are connected on the middle roller 22a.Roller 22a can be continuous, also can be a plurality of roller parts that are separated from each other, and partly distributes a drive unit 40 being respectively roller.

As shown in Figure 2, an aspirator 32 that is used for drafting system 20 is arranged in top, an auxiliary drive that is used for the feeding wrapper tube is arranged in the bottom.Identical with Fig. 1, this is the profile of intercepting spinning machine 10 or the profile of seeing along the longitudinal direction.Therefore, the description of identical part is removed in spinning machine 10.As shown in the figure, the pipeline that is provided with at the middle part of spinning machine 10 comprises the 32a of first, second portion 32b and third part 32c.Suction pipe leads to section of tubing, and for example suction pipe 32, enters pipeline 32c from the drafting system suction, and suction pipe 34 enters intermediate conduit 32b from a beaming device.Section of tubing is made up of the U-shaped twisted plate, therefore, section of tubing, for example 32a and 32b are spaced from each other with division board 32ab.The longitudinal edge of twisted plate is kept together by the U-shaped clamping device, as shown in the figure.If save part plate 32ab (shown in Fig. 2 is two boards), just obtain the suction channel that is branched.In this application,

suction pipe

32 and 34 respectively in each embodiment corresponding to a yarning position, lead to identical pipeline.

Shown in Fig. 2 middle and lower part is doffer's drive unit, comprises, the upper end is fixed on the driving roller 50 on the plate 12, have pneumatic actuating device especially, this pneumatic actuating device roughly is pressed in vertical direction, and its left end is fixed on the lever 52 on the plate 12, and, upwards oppositely draw this lever.In this case, approximate lever 52 centers that are fixed in the same manner of

terminal pad

56a and 56b, and move in the vertical direction of the window 12a inside of plate 12.As can be seen, in drafting system vertical view shown in Figure 2, lever 52 extends in the place ahead of plate 12, and is parallel to the surface of plate from Fig. 2 a.

Terminal pad

56a and 56b (and axle a 52a dot in Fig. 2 a) are connected on the lever 52, and its pivot relatively.The end of the first pivotal arm 54a and the second pivotal arm 54b is connected the lower end of connecting

plate

56a and 56b by the pivotable mode of hinge, in a side of power output.The outer end of

pivotal arm

54a and 54b in each situation is connected on the wheel hub 5a in the torsion proof mode, and is connected to the wheel hub shown in Fig. 1 a by the bearing 14 that is used for the doffer.Above-mentioned wheel hub has doffer's arm 5.Drafting system must be the mirror image symmetry on midplane, the plane of passing machine central authorities that dots in Fig. 1 or 2.Therefore, as can be seen, in each situation, hinged

pivotal arm

54a and 54b and doffer's drive unit itself are installed in the both sides of the plate 12 of spinning machine 10 from Fig. 2 a.Because the hinge portion of

pivotal arm

54a and 54b is positioned on the

side connecting plate

56a and 56b of window 12a of plate 12, the end of the corresponding first pivotal arm 54a and the second pivotal arm 54b is offset.Select

pivotal arm

54a and 54b on all four arrangement mode on layout, that is, shown in Fig. 2 a, effectively skew in the same way, takes place in the end at the facing machine middle part.

In the plane of the longitudinal direction of spinning machine, the drive unit 40 that is used to the middle roller 22 of gear is shown at Fig. 1 d and 1e.The clamping element 42c that is used for drive unit 40 is fixed on the carrier pipe 28 of the bracket component 26 that is used for drafting system 20.Clamping element 42c roughly bears the weight of drive unit 40, and therefore, drive unit 40 can pivot on spinning machine 10 around carrier pipe 28, and does not need further fixing.In addition, can also provide by additional clamping element or

several devices

43a, 43b the support of drive unit 40, and by bearing 44, at 22 places, end in the face of roller, around this roller, shown in Fig. 1 e.Clamping element 43a transversely regulates at longitudinal direction with respect to drive unit 40, helps different rollers is hinged on the same drive unit, and three rollers wherein are positioned on each face of machine.As mentioned above, and the drive unit of describing in detail in Fig. 1 40 comprises motor 42a, is preferably synchronous motor and transmission device or gear train 42b and is installed in the same casing, thus, motor 42a is connected by odontoid belt drive unit 45 with transmission device or gear train 42b.Odontoid belt represents with dotted line in the bottom of Fig. 1 e, and two spur gears by motor 42a and transmission device or gear train 42b carry out transmission.Transmission device or gear train 42b preferably adopt planetary gear.Outlet side at transmission device that is designed to reduction gearing or gear train 42b is

idle wheel

46c, and 46b is meshed with power output wheel.In Fig. 2, this power output wheel with in the gear engagement of middle roller 22.In Fig. 1 e, this roller has illustrated gear, and gear engages with power output wheel 46 again, only represents with dotted line on top.In each situation, drive unit 40 1 ends are installed in respectively on carrier pipe 28 and the drawing rollers 22, allow simply to be fixed on exactly the below of drafting system, therefore, provide the condition of optimum for the fault-free driving of drawing rollers 22a.The roller of drafting system 20 can be seen on the upper left quarter longitudinal direction in Fig. 1 d.And drawing rollers itself can be solid circles, and in each situation, the gear on the drive unit 40 alongst distributes, and represents with dotted circle.According to the feed stream direction that will spin, roller to bottom angled, is being arranged in order feed roller 22a from the top, middle roller and delivery roller.As can be seen, drive unit 40 is connected on the middle roller in spinning machine 10 right sides from Fig. 1 d, and wherein, power output wheel 46b engages with gear 22.Lateral direction element 29 between plate 12 and bracket component 26 is described in detail in Fig. 1.

In Fig. 1 f, the drive unit 40 that has shown a spinning machine 10 similar to the device among Fig. 1 d, this drive unit 40 is connected the power outlet side by its power output wheel 46f, and this power output wheel is connected on the gear 22a ' of right side delivery roller by the odontoid belt transmission.According to Fig. 1 f, this drive unit 40 has identical structure with the drive unit shown in Fig. 1 d, different is, power output wheel 46f is different from shown in Fig. 1 b, directly engage with the gear 22a ' of corresponding drawing rollers, but in Fig. 1 f, only be odontoid belt 45 connections by toothed belt transmission.According to Fig. 1 f, the inhomogeneity that rotatablely moves of power output wheel 46f can not directly be absorbed by the corresponding gear 22a ' of delivery roller, therefore, the structure of odontoid belt is favourable for delivery roller 22a ', but mode with a kind of damping, this inhomogeneity just can not transmitted, and this can produce favorable influence for quality of yarn.Feed the feed stream direction of having reproduced yarn texture to the arrow on the side at drawing rollers 22a among Fig. 1 f.According to the direction of feed stream, in the drafting system, various roller can be feed roller 22a accordingly, and middle roller 22b and delivery roller 22c are as left part among Fig. 1 f shows.In Fig. 1, have the spinning machine of two sided, the yarn flow direction tilts to the bottom along drawing rollers from the top.

Fig. 1 g is the transmission layout of drive unit 40.One end is supported on the carrier pipe 28 by a clamping element 42, and the other end is installed on the roller 22a of drafting system 20 by

auxiliary clamping element

43a and 43b, and the clamping element end is around there being bearing 44, and bearing 44 rotates on roller 22a.Roller bearing preferably is installed on a plurality of parts or part of drawing rollers 22a, and the outer ring is surrounded by auxiliary clamping element 43a and 43b.Dotting of driver element 40, motor 42a for example is preferably designed for the transmission device or the gear train 40b of planetary gearsets, auxiliary case 66, this case 66 is used for settling the power output gear of the outlet side that is installed in planetary gearsets.The actuation movement of motor 42a is transmitted as described below: the rotation of the axle 42a ' of motor 42a is passed to gear 42a ", odontoid belt 45 ' rotates in the gear top.Odontoid belt 45 ' at input side further around the gear 42b ' of transmission device or gear train 42b.The gear 42b ' of this input side is coaxial with the sun gear in the planet gear transmission system, and the planetary gear that engages with sun gear in the middle of transmission device or the gear train 42b, sentences the torsion proof mode at transmission device or gear train 42b and is connected with the gear 42b ' of outlet side.Gear 42b ' be arranged in the breast wheel 46c engagement of additional teeth roller box 66 on axle 46c '.Idler gear 46c successively with gear 47 engagements of the axle that is arranged in intermediate gear box 66 on 47 ', at the other end of axle 47 ', power output gear 46b engages with gear 22a ' on the part of roller 22a and roller respectively.

Different with it is, in Fig. 1 h, toothed belt transmission 45 is installed between the roller 22a of axle 47 ' in the additional teeth roller box 66 and drafting system 20, and as mentioned above, this is a delivery roller of drafting system 20.Double-head arrow 43b in figure and pivot shown in the arrow, auxiliary clamping element 43b can adjust in a longitudinal direction, just as clamping element 43a, also this direction laterally pivots relatively, and be fixed on being threaded drive unit 40 around.

Between motor 42a and transmission device or gear train 42b, be a fluid tank 62, store fluid, the required lubricating oil of transmission system for example, fluid line 64 passes fluid tank 62, cooling agent flows in pipeline 64, takes away unnecessary heat from transmission device or gear train 42b and motor 42a respectively.Fluid line is arranged along the length direction of spinning machine, can be connected in series on a plurality of drive units 40.

In Fig. 1 g, the casing of 60 expression drive units 40, motor 42a and transmission device or gear train 42b can be connected on the casing, and clamping element 42c and

additional clamping element

43a, 43b and additional casing 66 can be connected on the casing.As mentioned above, for example among Fig. 1 d, having on the two-sided spinning machine of drafting system roller device, having six drive units at least, two feed roller 22a are all arranged among each embodiment, and in the perimeter of spinning machine 10 the middle roller between feed roller and delivery roller.

Fig. 3 is the vertical view of spinning machine, comprises several sections, and each part all is to limit with plate 12.Provided eight drive units among Fig. 3, wherein, four are used for driving middle roller, and two drive units 40 that are positioned at the middle left side of machine are used for driving inner roller, for example, and feed roller; Two drive units on right side link together with the outer roller 22a that surveys in the middle of the machine and be positioned at.For the long machine of length, need independently roller line, for example in Fig. 3, can be assigned to the roller line 22a of the topmost of more than one drive unit 40.The independent unit that spins on the spinning machine represents with adjacent circle near the position of right-hand side main spindle box 74 in the drawings.Main spindle box 74 can comprise, for example, is used for controlling the controller that the machine spindle drives.The left part of machine without any need for casing, but constitute by the end of the first in left side.

Fig. 4 has provided the schematic diagram of the drafting system drive unit of two-sided spinning machine once more.In the both sides of part 70 are spinning units 11, and fibrous material is by

drawing rollers

522a, and 522b and 522c are directed.In this case, can suppose the drafting system drive unit 540a of four same types, 540b, 540a ', 540b ' are installed in the end of each drawing rollers.Additional transmission device or gear train 540c can be installed between the end of drawing rollers, have only marked a gear train in each machine side surface.In driving group 540a, be provided with the top first motor 42a that drives feed roller 522a and middle roller 522b.Driving force is delivered to intermediate gearing or gear train 42b by intermediate gearing or gear train 45a, especially gear drive.Therefore, the transmission device of two centres or gear train 45b and 45c branch, that be connected with first motor is transmission device or gear train 41b, and in order to roller in the middle of driving, the transmission device or the gear train 42b that drive feed roller 522a are connected to intermediate gearing or gear train 42b.Delivery roller 522c has the drive unit of oneself, comprises motor 42a intermediate gearing 45d and reduction gearing 42b ".At end transmission or gear train 42b " and drawing rollers 522c between be provided with the odontoid belt transmission, can be used for damping, in addition, can also change velocity of rotation.Motor 42a also can be directly and transmission device or gear train 42b " link to each other, need not intermediate gearing or gear train 45d and other axle 41c.The internal structure of driving box 540b can become a kind of mirror-image structure with the inner element of driving box 540a ', and driving box 540b ' internal structure also can be like this.Element in the driving box 540a ' is inevitable corresponding with the internal structure of driving box 540a, is mirror image along the longitudinal direction of spinning machine 1 and distributes.At drawing rollers 522a, the additional drives case 540c design between the 522b end is simpler, because only be used to drive the maximum middle roller 522b that bears a heavy burden.Motor 42a is preferably synchronous motor, mentions in the description to transmission device or gear train 540a, is connected to reduction gearing 42b by intermediate gearing or gear train 45.As mentioned above, can adopt the sun gear system, planet gear transmission system or driven in synchronism gear train.Successively by roller 522b in the middle of drive unit 45e is connected in the middle of auxiliary, in this case, in the simplest situation, adopt a pair of gear or, the odontoid belt that adopts for damping as among Fig. 1 d.For the very long machine of length, several transmission devices or gear train 540c are placed between the end of drawing rollers, and can be assigned to delivery roller 522c thus.

Other with Fig. 3 in corresponding Reference numeral in Fig. 4, do not mention.

According to a row drawing rollers 522a among Fig. 4, the preferred embodiment that b, the transmission principle of c, Fig. 4 a have provided in detail.The Reference numeral that occurred in Fig. 4 is equally applicable to identical transmission device or gear train with the description of carrying out.Intermediate gearing or gear train, for example, 45,45a, 45b are preferably the odontoid belt transmission system; Gear on motor shaft or the power transmission shaft (dotted line with level is represented) is represented with vertical dotted line respectively.Roller 522b provided additional drive system in the middle of intermediate gearing or gear train were used to;

Gear train

540a and 540b are designed to mirror image each other.

Shown in Figure 5 is is used to drive two transmission devices or the gear train of two drawing rollers 522b of two-sided machine.Roller 522b can be that the middle roller of drafting system also can be a delivery roller.Transmission device or gear train can be positioned in the end of a roller 522b, also can be installed on any desired position between the spinning unit 11 of spinning machine 1, those are element independently, for example, motor 42a, first transmission device or gear train 42b, intermediate gearing or gear train 42b ' and end transmission or gear train 42b " all be fixed on the bracket component 26 of spinning frame.Except representing some independent components, for example outside transmission device or the gear train 42b, the double-head arrow among Fig. 5 represents that also these elements are arranged to move relative to bracket component 26.Also can be, for example, an element, transmission device or gear train 42b, other element, intermediate gearing or gear train 42b ' or output driving element 42b " to fix adjacent to each other around the mode of common axis (for example, the axle 41b among Fig. 5) rotation.This makes that different rollers uses the element of same type to become possibility in spinning machine, for example, middle roller 522b or delivery roller 522c among Fig. 4, because, independently element can move or pivot each other, therefore, output transmission or gear train 42b can be directly connected on the drawing rollers 522b, need not to carry out inter-engagement with additional transmission device or gear train, for example, the output transmission of intermediate gearing among Fig. 4 or gear train or transmission device or gear train 540c or gear train 45e.Specifically, the motor 42a of transmission device among Fig. 5 or gear train 540c is connected on the toothed belt transmission 45 that has first 41a by intermediate gearing or gear train, and first 41a is as the power shaft of transmission device or gear train 42b.The rotation of transmission device or gear train is delivered to intermediate gearing or gear train or local transmission device or gear train 42b ' by axle 41b.Axle 41c in addition can transferring power to output transmission or gear train 42b ".Intermediate gearing or gear train 45b can substitute a 41c, and 45b is placed between the transmission device or

gear train

42b and 41b of transmission device shown in Fig. 4 or gear train 540a.In being provided with the schematic diagram of description, all should suppose, in Fig. 5, the element that has same function among two transmission devices or the gear train 540c becomes the mirror image symmetric arrays on vertical plane E, according to shown in Figure 4, plane E is the vertical mid-plane by spinning machine 1.Concerning the Figure 4 and 5 description, also can wherein relate to the especially design of the driveability of drafting system of structural design with reference to German patent DE 10040420 about spinning machine.

Be appreciated that several drive motors must be Synchronization Control, can drive one or identical drawing rollers, for example, motor 42a among transmission device or the gear train 540a and the motor 42a among the 540c also can jointly drive drawing rollers 522b.This is applicable to that also drawing rollers 522b is divided into the situation of several sections.If for example, the motor 42a of above-mentioned transmission device or gear train is for the needs of power supply, be connected to the frequency converter of a common controller or a same frequency, so, the gearratio between motor 42a and transmission device or the gear train 41b and on the other hand among transmission device or the gear train 540a on the one hand, the gearratio of motor 42a and end transmission or gear train 45e must equate among transmission device or the gear train 540c.

Fig. 6 is the schematic diagram of drawing rollers driving principle, the same Fig. 4 of

Reference numeral.Roller

522a, 522b, 522c is consistent with Fig. 4, is respectively the feed roller of drafting system 20, middle roller and delivery roller.Respectively at transmission device or

gear train

540a, 540b, in 540c and the 540a ', for example, and motor 42a, the element set integral body of transmission device or gear train 42b is represented with rectangle, and is labeled as EZ, MZ, AZ.This shows EZ, and MZ, AZ drive feed roller respectively in each situation, middle roller or delivery roller, and corresponding Reference numeral, 522a, 522b, 522c.Local transmission device or gear train EZ as shown in Figure 6 with local transmission device or gear train MZ, as shown in Figure 4, are connected by intermediate gearing or gear train 42b.As can be seen from Figure 6, long spinning machine such as surpassing 1000 spinning units, needs six of dispensings to have EZ, MZ, the transmission device or the gear train of AZ set.It is proportional that Fig. 6 to 11 has provided the total length of the length of roller part and roller frame, and 1/4 or 2/3, these ratios only are exemplarily to select.In Fig. 6, at roller part 522a, b etc. locate, and first transmission device or gear train 540a are connected to first transmission device or gear train 540a, and these roller parts only account for 1/3 of length overall.Similarly, intermediate gearing or gear train 540c and also be assigned to the roller part at the transmission device or the gear train 540b of spinning machine opposite side account for 1/3 of length overall.

Fig. 7 provides a kind of different arrangement mode, and transmission device or

gear train

540a or 540a ' only are respectively applied for roller part 522a etc., surpasses 1/4 of roller frame total length; And drive the roller part to the machine end at the intermediate gearing or the gear train 540c of both sides, equally also surpass 1/4 of roller frame total length.Therefore, in each situation, distribute to driving

box

540a, 540b, the roller part of 540c should surpass 1/3 of frame length overall.

Fig. 8 is

roller group

540a, 540b, and the combination example of 540c can use among Fig. 4 corresponding transmission device or gear train to implement.Transmission device among Fig. 8 or gear train 540a also can be designed to transmission device or the gear train 540a among Fig. 4, different is, save the driving element that drives middle roller 522b or MZ, can settle an additional transmission device or gear train 540c to replace them, the structure of this gear train can be referring to the description of relevant portion 540c among Fig. 4.Show once more that example the length of roller part is respectively 1/3 or 2/3, this length ratio of independent roller part and roller frame is relevant with the total length of roller frame.

In Fig. 9, one has the set of six driving element MZ, and feed roller or delivery roller only have the set of four driving element EZ or AZ respectively.Driving element EZ, MZ, AZ independently gather also can be at transmission device or

gear train

540a, and 540c integrates in the 540a '.At the middle part of machine, transmission device or

gear train

540c and 540c ' include only respectively and drive the required driving element of middle roller that is subjected to maximum load.Description among these and Fig. 4 of the present invention is corresponding.

Figure 10 is the combination of a simplification, has only provided two transmission devices or

gear train

540a, 540a ', and all there are set EZ, MZ, AZ in each the inside.Gear train is installed in the middle part of machine, and the roller frame of 1/2 length is positioned in the both sides of gear train.

If the length of machine is longer than the machine among Figure 10, then transmission device or gear train number also can correspondingly double, as shown in Figure 11 according to the embodiment among Figure 10.Transmission device or

gear train

540a, 540a ' are positioned at half position, machine middle part, and in the both sides of machine the roller part are arranged all, account for 1/4 of spinning machine total length.The roller part can be continuous also separating.Transmission device among the design of gear train such as Fig. 4, especially Fig. 4 or Fig. 4 a or gear train 540a.

According to Figure 10,11, provide preferred embodiment, both sides in part 70 are equipped with the bilateral spinning machine of spinning unit 11, have the drafting system 20 of roller group 22, and fibrous raw material is directed through

drawing rollers

522a, 522b, 522c is in each situation, between the end of every side drawing rollers of machine, all has a drawing-off driving group at least, 540a, 540b, 540a ', 540b ', 540c, 540c ', and have separately drive motors 42a, or several such drawing-off driving group, part is identical, these driving groups can make up arbitrarily, and

Reference numeral

540a, 540a ', 540b ', 540c, the implication of 540c ' is consistent with previous drawings.

Claims

1. spinning machine with drafting system (20), wherein drafting system has a plurality of rollers (22), and distribute a drive unit (40) at least for described roller (22), it is characterized in that, drive unit (40) is fixed on the going up more at least of one bracket component (26) of spinning machine (10) as a structural detail, described fixing can be embodied as make drive unit (40) the weight major part by bracket support, drive unit (40) also can be designed as by supporting with its corresponding roller (22).

2. spinning machine as claimed in claim 1, it is characterized in that, drive unit (40) is supported on the side of a carrier pipe (28) of spinning machine (10) by being fixed to clamping element (42c) on the drive unit, this drive unit (40) turns round on the longitudinal direction of spinning machine, at least also have an additional clamping element (43a) in addition, its bearing (44) that is designed on the roller (22a) by drafting system is supported.

3. spinning machine as claimed in claim 1 or 2 is characterized in that, motor (42a) is preferably synchronous motor, is connected to by transmission device or gear train (42b) and power output gear (46f) on the gear (22a ') of roller (22a).

4. according to the spinning machine of one of aforementioned claim, it is characterized in that, spur gear or bevel gear or worm gear or planetary gear (42b) or harmonic gear drive unit or cycloid gear drive transmission or driven in synchronism transmission system, outlet side by gear device or several gear (42b ', 46 ', 46b, 47) with the gear of the roller (22a) of drafting system (22a ') engagement.

5. according to the spinning machine of one of aforementioned claim, it is characterized in that between the delivery roller (22a) of drafting system (20) and the transmission device of drive unit (40) odontoid belt drive unit (45) being arranged.

6. according to the spinning machine of one of aforementioned claim, it is characterized in that, on the casing (60) of drive unit (40), has an adjustable clamping element (43a at least, 43b), clamping element (43a, be adjustable 43b), the drive unit that a plurality of structural designs are identical (40) can be installed in different modes in the spinning machine (10), and is connected on the different rollers (22a) of drafting system (20).

7. according to the spinning machine of one of aforementioned claim, it is characterized in that, the cooperation drive unit (40) of a plurality of same types is connected on the same roller (22a) of drafting system (20), perhaps be connected to a plurality of roller parts (22a) of drafting system, these roller parts are settled mutually with flushing.

8. according to the spinning machine of one of aforementioned claim, it is characterized in that on the suction tube top of spinning machine (10), this drive unit is fixed on the bracket component (26) that is used for drafting system (20).

9. according to the spinning machine of one of aforementioned claim, it is characterized in that fluid tank (62) in the drive unit (40) and motor (42a) and transmission device or gear train (42b) are adjacent, fluid line (64) imports fluid tank.

10. according to the spinning machine of one of aforementioned claim, it is characterized in that spinning machine is divided into a plurality of parts (70), only the end in the row's part (70) that is connected with each other is provided with main spindle box, so that hold the control module and the additional drive system of spinning machine (10).

11. spinning machine according to one of aforementioned claim, it is characterized in that, be positioned at the doffer (5) of spinning machine (10) bottom, pivotal arm (54a, 54b) be designed in the skew of the end in the middle of machine, the window (12a) that occurs in to Offset portion on the plate (12) of spinning machine is located, and on the two sides of bilateral spinning machine (10) identical pivotal arm is housed.

12. spinning machine according to one of aforementioned claim, it is characterized in that, clamping element (43a at drive unit (40), 43b), be fixed with bearing (44), make that on a roller (22a) of drafting system (20) the axle power of roller (22a) can pass through bearing (44) and clamping element, and (43a 43b) is delivered on the support component (28) or carrier pipe (28) of spinning machine (10).

13. spinning machine according to one of aforementioned claim, it is characterized in that there is a suction tube below of the drive unit (40) in drafting system (20), suction tube is made up of one or more ventilation valves, has roughly rectangle, the square or the shape of sub-circular at least.

14. spinning machine according to one of aforementioned claim, it is characterized in that, be used to drive the drive motors (42a) of a roller (22a) of drafting system (20) and transmission device or gear train (42b) and be positioned at casing (60), or the housing of motor (42a) and transmission device or gear train (42b) constitutes the whole part of casing (60).

15. spinning machine with drafting system (20), wherein drafting system comprises a plurality of roller (522a, 522b, 522c), described roller is assigned a drive unit (540c) respectively, it is characterized in that, the output transmission of transmission device or gear train (540a) or gear train (41b) are placed on an end of first drawing rollers (522b), transmission device or gear train (41b) are driven by motor (42a), and link together with motor, described motor also can be connected on the other roller (522a) by additional transmission device or gear train (42b), this another driving group (540c) is installed between the end of roller (522b), and being provided with motor (42a), this motor (42a) is used for driving described another drawing rollers (522b) specially.

16. spinning machine as claimed in claim 15, especially has two sided, and the part (70) both sides all be equipped with the spinning unit (11) spinning machine, has drafting system (20), wherein drafting system has a plurality of rollers (22), described roller distributes a drive unit (40) respectively at least, fibrous raw material can be directed through drawing rollers (522a, 522b, 522c), it is characterized in that, four same types especially, drawing-off driving group (540a, 540b, 540a ', 540b '), becomes mirror image to arrange mutually, be installed in the end of drawing rollers, other transmission device or gear train (540c) are installed between the end of drawing rollers, each side of machine along the longitudinal direction on have an independent gear train at least.

17. spinning machine as claimed in claim 15, it is characterized in that drafting system driving group (540a, 540b, 540a ', 540b ') is installed in drawing rollers (522a, 522b, end 522c), a plurality of motors (42a) and part transmission device or gear train (45a), other transmission device or gear train (540c) are installed between the end of drawing rollers, on each vertical side of machine, and the gear train that at least one is independent.Only distribute to a motor (42a) or drawing rollers.

18. spinning machine as claimed in claim 16, it is characterized in that, in driving box (540a), be provided with first upper motor (42a) and be used for driving feed roller (522a) and middle roller (522b), drive output by intermediate gearing or gear train (45a), particularly the odontoid belt transmission system is delivered to intermediate gearing or gear train (42b).

19. as one of claim 16 or claim thereafter described spinning machine, it is characterized in that, two other intermediate gearings or gear train (45b, 45c) be arranged on the downstream of intermediate gearing or gear train (42b), and be connected, transmission device or gear train (41b) are connected to this intermediate gearing or gear train (42b) in a side, roller (522b) in the middle of transmission device or gear train (41b) are used for driving, transmission device or gear train (42b) are used for driving delivery roller (522a).

20., it is characterized in that delivery roller (522c) has drive motors (42a) intermediate gearing or gear train (45d) and the reduction gearing (42b ") of oneself as one of claim 16 or claim thereafter described spinning machine.

21. as one of claim 16 or claim thereafter described spinning machine, it is characterized in that, between end transmission or gear train (42b ") and drawing rollers (522c), an odontoid belt drive unit be housed.

22., it is characterized in that motor (42a) is directly connected on a transmission device or the gear train (42b ") as one of claim 16 or claim thereafter described spinning machine.

23., it is characterized in that the internal structure of driving group (540b) becomes mirror image with the structure of the interior element of driving group (540a) as one of claim 16 or claim thereafter described spinning machine.

24. as one of claim 16 or claim thereafter described spinning machine, it is characterized in that, at drawing rollers (522a, 522b) between the end by a motor, be preferably synchronous motor, form an additional transmission device or gear train (540b) with the intermediate gearing that is connected reduction gearing (42b) (45), be particularly useful for driving the middle roller (522b) of load maximum.

25. as one of claim 16 or claim thereafter described spinning machine, it is characterized in that, transmission device can be designed to have odontoid belt, or spur gear, or bevel gear, or worm gear, or the transmission device or the gear train of planetary gear (42b), or harmonic drive or gear train, or wiring transmission device or gear train, or driven in synchronism transmission device or gear train.

26. as one of claim 16 or claim thereafter described spinning machine, it is characterized in that, transmission device or gear train are connected to drawing rollers (522a by driving group (45e) in the middle of another, 522b), roller (522b) particularly, the a pair of gear of preferred use perhaps for the vibration of damping transmission device, uses the odontoid belt transmission system.

27. as one of claim 16 or claim thereafter described spinning machine, it is characterized in that, unit (11) surpasses 1000 speciality machine for spinning, a plurality of transmission devices or gear train (540c) are installed between the end of drawing rollers, and transmission device or gear train (540c) also can be distributed to delivery roller (522c).

28. as one of claim 16 or claim thereafter described spinning machine, it is characterized in that, have at least four transmission devices or gear train to be used for driving at least four drawing rollers (522b) of two-sided machine, roller (522b) is the middle roller of drafting system (20) at least or also can is delivery roller, transmission device or gear train are positioned at an end of roller (522b), perhaps any position that also can be between the spinning unit of spinning machine, the independent component of gear train comprises motor (42a), first transmission device or gear train (42b), part transmission device or gear train (42b ') and end transmission or gear train (42b "), be fixed on the bracket component (26) of spinning machine frame.

29. as one of claim 16 or claim thereafter described spinning machine, it is characterized in that, independent component in the gear train, particularly the relative bracket component (26) of gear or transmission device or gear train (42b) is fixed into removable, especially, an element, transmission device or gear train (42b), with another element, and power output actuator or gear train (42b ") fixed to one another, making can be around identical axle rotation; especially spool (41c); like this, on spinning machine, the element of a plurality of same types can be used to different rollers; promptly; roller (522b) or delivery roller (522c) especially, because independent component can move or pivot mutually, power output actuator or gear train (42b) can be directly connected on the drawing rollers (522b).

30. as one of claim 16 or claim thereafter described spinning machine, it is characterized in that, a motor (42a) of transmission device or gear train (540c) is by intermediate gearing or gear train, be preferably an odontoid belt drive system (45) and be connected to first, this first can be as the output shaft of transmission device or gear train (42b), rotatablely moving of this transmission device or gear train can be passed to intermediate gearing or gear train (42b) by axle (41b), also can be delivered to power output actuator or gear train (42b ") by another axle (41c).

31., it is characterized in that the independent component of two transmission devices or gear train becomes mirror image to be symmetrically distributed with respect to the vertical mid-plane (E) of passing spinning machine (1) as one of claim 16 or claim thereafter described spinning machine.

32. as one of claim 16 or claim thereafter described spinning machine, it is characterized in that, be used to drive a plurality of drive motors of same drawing rollers, especially the motor (42a) in transmission device or the gear train (540a) and be hinged on another transmission device on the drawing rollers (522b) or another motor (42a) of gear train (540c) by Synchronization Control, specifically, the motor of same transmission device or gear train (42a) is connected on the same control module, motor (42a) and the resultant gear ratio in the middle of the output of the transmission device of a transmission device or gear train (540a) or gear train (41b) on the one hand, and the end transmission of second motor (42a) and another transmission device or gear train (540c) or the resultant gear ratio between the gear train (45a) are equal.

33. the both sides in part (70) all are equipped with the two sided spinning machine of spinning unit (11), has drafting system (20), wherein drafting system has a plurality of rollers (22), fibrous raw material can be directed through drawing rollers (522a, 522b, 522c), it is characterized in that, in each side of machine, at least one has drafting system driving group (540a, the 540b of the motor (42a) of oneself, 540a ', 540b ') between the end of drawing rollers, the both sides of machine all tool connect the roller part, perhaps exist a plurality of same types drafting system driving group.

34. the spinning machine according to one of aforementioned claim is characterized in that, other transmission device or gear train (540c) and all have an other gear train at least on each vertical side of machine between the end of drawing rollers.