CN1572922B - Tensioner for spindle drive belt of spinning machine - Google Patents
Tensioner for spindle drive belt of spinning machine Download PDFInfo
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- CN1572922B CN1572922B CN 200410048409 CN200410048409A CN1572922B CN 1572922 B CN1572922 B CN 1572922B CN 200410048409 CN200410048409 CN 200410048409 CN 200410048409 A CN200410048409 A CN 200410048409A CN 1572922 B CN1572922 B CN 1572922B
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- cardinal extremity
- tensioning apparatus
- back shaft
- support section
- regulating wheel
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- Tension Adjustment In Filamentary Materials (AREA)
Abstract
The tensioner includes a tension arm swingably supported on a supporting shaft 16, wherein the tension arm comprises a basal end part 21 swingably supported on the supporting shaft 16 and a lever part 22 extended from the basal end part 21, and two tension pulley-supporting parts 23a and 23b set symmetrically relative to a plane orthogonal to the supporting shaft 16 are equipped on the lever part 22. In this tensioner, a tension pulley 18 is mounted on one of both the tension pulley-supporting parts 23a and 23b in rotatable and detachable ways at a specified angle with a plane via a supporting shaft. The mounting position for the tension pulley 18 onto both of the tension pulley-supporting parts 23a and 23b is changed for S-twist and Z-twist.
Description
Technical field
The present invention relates to a kind of tensioning apparatus of spindle of spinning machine rotating band, its spinning machine for example is ring spinner or ring ingot twisting mill, the invention particularly relates to a kind of tensioning apparatus of spindle of spinning machine rotating band of the drive system that is suitable for the tinning pulley that is referred to as.
Background technology
The spindle-driving that is suitable for alleged tinning driven pulley system is equipped with a driving shaft, and this is the longitudinal direction extension in frame, and a large amount of tinning pulleys is provided on the driving shaft with predetermined interval; With respect to each tinning pulley, two spindles on each side, promptly 4 spindles drive by a kind of endless drive loop (spindle band) altogether.
By spinning machine, the yarn of being produced as ring spinner and ring ingot twisting mill comprises two kinds: Z twisted yarn and S twisted yarn.According to the yarn variety that will produce promptly, or Z twisted yarn or S twisted yarn, the rotation direction of spindle is different.In the situation of Z twisted yarn, spindle is clockwise rotation, and in the situation of S twisted yarn, it is counterclockwise to rotate.In general, Z twisted yarn product is main, and the amount of the S twisted yarn of being produced is a relatively small amount.
In the tinning driven pulley system, use a kind of tensioning apparatus that a regulating wheel is housed usually, its driving belt is adjusted to suitable tension force (for example, seeing JP7-243130A, [0006] and [0007] section, and Fig. 1,2 and 4).As shown in Figure 8, a kind of tensioning apparatus 51 is to be provided with a fixed axis 53, this axle is to be parallel to a movable axis (driving shaft) 52 (shown in Figure 9) and to settle, tensioner arm 54 can be swung support by fixed axis 53, and regulating wheel 55 is supported on the upper end (shown in Figure 9) of tensioner arm 54 and pouring weight 56 rotationally.As shown in Figure 9, rotating band 57 is around tinning pulley 58, regulating wheel 55 and spindle 59 and center on.In order to make driving belt 57 under a stable state, to move, as shown in Figure 8, provide some regulating wheels 55, when having a predetermined angular to be tilted with respect to the plane of vertical fixed shafts 53 and rotate with box lunch.What this just needed is will be diverted for the horizontal direction (horizontal direction among Fig. 8) with respect to machine rack under the situation of S twisted yarn in the arrangement of tensioning apparatus 51 under the situation of Z twisted yarn with respect to tinning pulley 58, and the tendency of regulating wheel 55 also must turn to according to the kind of yarn.
In a kind of spinning machine, it makes that the rotation of spindle can be changed between Z twisted yarn and S twisted yarn, and a tensioning apparatus is provided at the either side (two regulating wheel) of each tinning pulley.
In the spinning machine of a kind of pair of regulating wheel type, can constitute a kind of like this driving belt, it in the opposite direction moves with independent stable manner by the rotation direction that changes motor for the tin ratch that is driven, and the rotation direction of spindle can change, so that the conversion between Z twisted yarn and S twisted yarn can very easily realize.Yet, under the situation of the spinning machine frame of two regulating wheel types, this just need drive two regulating wheels at each driving belt of the operating period of frame, consequently is compared under the situation that only regulating wheel 55 is driven by each driving belt, has increased power consumption.In addition, be compared to latter event, the frame of two regulating wheel types includes the increase of number of components, and it just means product cost or even than higher.
On the other hand, in the structure of traditional tensioning apparatus 51, one of them regulating wheel 55 is provided in each driving belt, and this just can not be individually be transformed into from the state that is suitable for Z and twists with the fingers and be suitable for S and twists with the fingers state by changing tensioning apparatus 51 realizes regulating wheel 55 with respect to the arrangement position of tinning pulley 58 position.
Therefore, this just need to prepare tensioning apparatus 51 that a kind of Z of being devoted to twists with the fingers and a kind of be devoted to that S twists with the fingers tensioning apparatus 51, therefore prepare a kind of Z twister frame with a kind of S twister frame, the tensioning apparatus 51 that it comprises two types has consequently increased product cost.In addition, it also needs to ensure a storage area that is used to store the tensioning apparatus 51 that is not used.
Summary of the invention
The present invention makes in view of above-mentioned the problems of the prior art, and its objective is provides a kind of tensioning apparatus that is used for the spindle rotating band, and it can be carried out Z sth. made by twisting and S sth. made by twisting and need not to provide two regulating wheels to each rotating band.
According to the present invention, the spindle rotating band that is used for spinning machine is given tensioning apparatus on the annular spindle rotating band tension force, described spindle rotating band is on the drive pulley that is fixed on the driving shaft, its driving shaft is to be placed on the spinning machine frame, to such an extent as to it can unitary rotation and is around a plurality of spindles, its tensioning apparatus comprises:
The cardinal extremity part that is supported is so that can swing with respect to the back shaft of driven in parallel axle extension;
The bar part of partly extending from cardinal extremity;
Two regulating wheel support sections, it is formed on bar part tip end, and is symmetrical arranged with respect to a plane of vertical support axle simultaneously, and the regulating wheel support section has and is used for the inclination that S twists with the fingers, and the regulating wheel support section has and is used for the inclination that Z twists with the fingers;
Regulating wheel detachably is installed on the regulating wheel support section of one of them, can rotate when being in a predetermined angular with box lunch with respect to this plane; With
The acting device that is used for the actuating rod part is so that increase the tension force of spindle rotating band.
According to the present invention, two regulating wheel support sections provide on a single bar part, and the installation site of tensioning apparatus by changing regulating wheel is transformed into and is suitable for Z and twists with the fingers state from being suitable for state that S twists with the fingers individually.By changing the installation site with respect to the tensioning apparatus of belt wheel, possible is that tension force is imparted on the rotating band that is suitable in S sth. made by twisting or the Z sth. made by twisting state.Therefore, this with regard to possible be to carry out that Z twists with the fingers and S sth. made by twisting and need not to be provided for two regulating wheels of each rotating band.
The cardinal extremity part can be swung support by the middle part of back shaft process align member, its align member is provided with a cylindrical portions may, back shaft can pass its cylindrical portions may in order to fixing and support section and the whole formation of cylindrical portions may, and its cardinal extremity partly has a profile section that is made of arc area and connected trapezoid area.In addition, the cardinal extremity part can be provided with one and accommodate part, and it accommodates part under shed and back shaft by this, accommodates part and has a groove greater than the width of described support section thickness, and described support section meshes loosely and enters in the groove.
Like this, the cardinal extremity part can swingingly directly not support by back shaft, but swings support by back shaft through the support section mid portion of align member, and its align member is established and is fixed on the back shaft.Support section with arc-shaped surface be loosely be formed on the groove fixed engagement in the part of accommodating that is provided on the cardinal extremity part, cardinal extremity part upper support is in a pre-position of back shaft thus.Like this, be compared to structure, wherein cardinal extremity partly is directly to support swingably by back shaft, and the operation that cardinal extremity partly is installed to the precalculated position of back shaft is very convenient.
Bar partly provides on respect to the end on the back shaft direction of cardinal extremity part, the wallboard of cardinal extremity part is perpendicular to back shaft, have a projection with the described at least wallboard of opposite flank part that described bar part is set, be used to suppress to leave the cardinal extremity inclination partly of back shaft.Owing to settle like this, can suppress to guarantee that along the inclination of the bar part of back shaft the bar part will be swung under stable state.
Acting device can be a kind of torsion-coil spring, and the one end is to be fixed on the back shaft side and the other end is to be fixed on cardinal extremity part side.
At this, the connotation of statement " being fixed on the back shaft side " is a kind of in two kinds of situations: a kind of situation is that it directly is fixed on the back shaft, is fixed on the member and another kind of situation is it, and this member is fixed on the back shaft.In addition, the connotation of statement " being fixed on cardinal extremity part side " is a kind of in two kinds of situations: a kind of situation is that it directly is fixed on the cardinal extremity part, and another situation to be it be fixed on the member, this member is fixed on the cardinal extremity part.Because such arrangement, be compared to the situation that pouring weight is used for acting device, this tensioning apparatus is made into more compactness and the waste cotton accumulating amount is reduced.
Helical spring has a spiral part, and this part is housed in the space that is distinguished by the resettlement section branch.Because this arrangement can avoid the accumulation of waste cotton on torsion-coil spring, and torsion-coil spring is disturbed support section hardly.
Support section can have a cut-out, its other end that can keep torsion-coil spring is on a precalculated position, and the other end is moved in perpendicular to a plane of back shaft, at this moment a power in the plane is to be applied on the other end, and cardinal extremity partly has a hole, and the helical spring other end passes this hole.
One end of torsion-coil spring is fixed on the back shaft side, and its other end remains on the precalculated position, at this moment is meshed with the cut-out of support section.In this case, if cardinal extremity partly be configured on the align member so that the groove of cardinal extremity part corresponding to support section, being compared to cardinal extremity partly is configured, and under the situation that torsion-coil spring is held in a predetermined position by craft, then the cardinal extremity part can dispose on the precalculated position more easily.
The bar part can have a lock part that is used to lock the torsion-coil spring other end.In addition, the cardinal extremity part can be made of resin, and the bar part can be made of metal.
Being compared to cardinal extremity partly is the situation that metal constitutes, and can reach weight and product cost and reduce.In addition, when bar is partly swung, torsion-coil spring will be locked on the cardinal extremity part that is formed by resin, and torsion-coil spring is locked into the part of cardinal extremity part through frayed; Yet torsion-coil spring can not lock the cardinal extremity part that is formed by resin but can lock the lock part that is formed by metal, and cardinal extremity is partly without undergoing wearing and tearing.
Description of drawings
Figure 1A and 1B are respectively the schematic perspective view and the rear side figure of tensioning apparatus according to an embodiment of the invention;
Fig. 1 C and 1D have represented the representative side section view and the starting section schematic diagram of the cardinal extremity part of tensioner arm respectively;
Fig. 2 is the schematic front view of spinning frame;
Fig. 3 is the schematic plan view how the expression tensioning apparatus is settled;
Fig. 4 A and 4B are right-hand side view and the left-hand view of representing tensioner arm respectively;
Fig. 5 A and 5B represent the schematic isometric that S twists with the fingers the tensioning apparatus unit and Z twists with the fingers the tensioning apparatus unit respectively;
Fig. 6 has to be installed in to be used for the right-hand side view that S twists with the fingers the tensioning apparatus of locational regulating wheel;
Fig. 7 is the schematic isometric of tensioner arm among another embodiment;
Fig. 8 is the side view of traditional tensioning apparatus; With
Fig. 9 is the schematic plan view how traditional tensioning apparatus of expression is settled.
The specific embodiment
A kind of tensioning apparatus that is used for ring spinner according to an embodiment of the invention will be described in conjunction with Figure 1A to 6.Figure 1A is the schematic perspective view of tensioning apparatus, and Figure 1B is the rearview of tensioner arm, and Fig. 1 C is the schematic cross-section that cuts open along the plane of the back shaft that comprises the cardinal extremity part, and Fig. 1 D is the cross sectional view of cuing open along perpendicular to the plane of cardinal extremity back shaft partly.Fig. 2 is the schematic front view of spinning frame, and Fig. 3 is illustrated in the schematic plan view that concerns between spindle, belt pulley and the tensioning apparatus.Fig. 4 A is the right-hand side view of tensioner arm, and Fig. 4 B is the left-hand view of tensioner arm, and Fig. 5 A is the stereogram that is used for the tensioning apparatus unit of S sth. made by twisting, and Fig. 5 B is the stereogram that is used for the tensioning apparatus unit of Z sth. made by twisting.Fig. 6 has to be installed in to be used for the right-hand side view that S twists with the fingers the tensioner arm of locational regulating wheel.
Shown in Fig. 2 and 3, on the right hand and left-hand side of ring throstle 11, be extended with step rail 12 in (promptly on the direction perpendicular to the plane of Fig. 2) on the longitudinal direction of frame as the frame of spinning machine.Spindle 13 is supported on the step rail 12 rotationally with fixing spacing.Basic in the center of frame, settles the total driving shaft 14 of promising all spindles, so that on the longitudinal direction of frame, extend, and be fixed on the driving shaft 14 with predetermined the process, so that can rotate together as some belt pulleys 15 of drive pulley.Driving shaft 14 can rotate by the motor (not shown) that is placed in frame one end place.
Below driving shaft 14, provide a back shaft 16 obliquely, it is parallel to driving shaft 14 and extends.On back shaft 16, corresponding to the belt pulley 15 man-to-man tensioning apparatus 17 that provide.As shown in Figure 3, annular driving belt 19 is around 4 spindles 13, belt pulley 15 and regulating wheel 18, and 4 spindles 13 are to be driven by annular driving belt 19.Fig. 2 and Fig. 3 show such situation, and wherein tensioning apparatus 17 is to be placed in the mode that is suitable for spinning the Z twisted yarn.
Next, will describe tensioning apparatus 17 in detail.Shown in Figure 1A and 1B, each tensioning apparatus 17 is equipped with a tensioner arm that is supported 20, and it can be swung with respect to back shaft 16.Tensioner arm 20 is equipped with a supported cardinal extremity part 21, the bar part 22 that it can be swung with respect to back shaft 16 and is extended from cardinal extremity part 21; On the top of bar part 22, provide two idler support section 23a and 23b, they provide an opposite planar perpendicular to back shaft 16 simultaneously.Idler 18 is separable to be installed on one of them of idler support section 23a and 23b, and it can rotate with respect to above-mentioned plane one predetermined angle incline the time.In this embodiment, idler support section 23a is used for S to twist with the fingers, and idler support section 23b is used for Z to twist with the fingers.
In this embodiment, cardinal extremity part 21 can not be passed through the support that back shaft 16 is directly swung, but by the mid portion of the align member 26 of back shaft 16 by support section 25 is housed and the support that can swing, its support section 25 has a profile section that is made of arc area 25a and connected trapezoid area 25b.Align member 26 is integrally to form with support section 25, and is provided with a cylindrical portions may 27, and back shaft 16 is by this cylindrical portions may.For actuating rod part 22 is to be placed on the cylindrical of cylindrical portions may 27 as the torsion-coil spring 28 of acting device (below abbreviate " helical spring " as), so that increase the tensioning of driving belt 19.
A lock part of locking helical spring 28 1 ends is formed on the position of cylindrical portions may 27, when align member 26 is that its lock part is to be positioned at its downside when being fixed on the back shaft 16.One excision part 25c is formed on the supporting member 26, and it can make the other end of helical spring 28 remain on the precalculated position, and the other end is moved on a plane of vertical support axle 16.Align member 26 is to be made of metal such as aluminum or aluminum alloy.
Described cardinal extremity part 21 is formed different assemblies with described bar part 22; Described cardinal extremity part 21 is formed by resin, and described bar part 22 forms (for example, iron) by metal.Be integrally formed on the described bar part 22 is a lock part that is used to lock described helical spring 28.Described bar part 22 is fixed to an axle head of described cardinal extremity part 21 by a bolt 29.
As shown in Fig. 1 C and 1D, described cardinal extremity part 21 disconnects downwards, and be provided with that a back shaft 16 passes therethrough accommodate part 30.Accommodate in the part 30 described, form a groove 31 that has greater than the width of described support section 25 thickness, described support section 25 meshes loosely and enters in the groove 31.In described part 30 inside of accommodating, a space 32 of being separated with described groove 31 by dividing plate 30a is set.
Described cardinal extremity part 21 has a hole 33 (being illustrated) in Fig. 1 D, the linear segment 28a of the other end of described helical spring 28 is inserted into wherein, and described hole 33 is so positioned so that can meshes with described lock part 22a from described hole 33 outstanding described linear segment 28a.Described helical spring 28 is accommodated enters described accommodating in the part 30, and described spiral part is housed in the described space 32 and described linear segment 28a gives prominence to from described hole.
Wallboard 21a and 21b form described cardinal extremity part 21 and perpendicular to described back shaft 16, have a projection 21c with the described at least wallboard 21b of the opposite flank part that described bar part 22 is set, it has limited the inclination of described cardinal extremity part 21 away from described back shaft 16.Described projection 21c is provided with like this so that mesh below a horizontal plane that comprises described back shaft 16 center lines with described back shaft 16.
Then, the described tensioning apparatus 17 that constitutes as mentioned above will be described.As shown in Figure 5A and 5B, described tensioning apparatus 17 is fixed on the frame of ring spinner 11, so that constitute an assembly of tensioning apparatus unit 34, a described tensioning apparatus unit 34 is made up of the tensioning apparatus that is fixed to the predetermined number of stating back shaft 16 with predetermined length more.When each tensioning apparatus 17 being fixed to described back shaft 16, the align member 26 that connects described helical spring 28 on it at first is fixed to the precalculated position of described back shaft 16.One end of described helical spring 28 is locked into a lock part that is formed in the described cylindrical portions may 27, and the described linear segment 28a at the other end is connected to described align member 26, is locked into the cut-off parts 25c of described support section 25 simultaneously and is maintained at state as shown in Figure 1A.
Then, the cardinal extremity part 21 of described tensioner arm 20 meshes above the align member 26 that is in that state with described align member 26.At this moment, when described cardinal extremity part 21 is moved so that make described linear segment 28a from described hole 33 when outstanding, described groove 31 is free unoccupied place and the 25 loose engagements of described support section, and described back shaft 16 passes the described part 30 of accommodating, and described tensioner arm 20 is supported like this so that can be about passing back shaft 16 swings of described support section 25 intermediaries.
As Figure 1A, shown in 4A and the 4B, be assembled when being used for the described tensioning apparatus unit 34 that Z twists with the fingers, each tensioner arm 20 of use is in a such state, and wherein said regulating wheel 18 is supported by a regulating wheel support section 23b who twists with the fingers corresponding to Z.And, when the predetermined number align member 26 and the tensioner arm 20 that connect helical spring 28 thereon are mounted to described back shaft 16, as shown in Fig. 5 B, are used for the tensioning apparatus unit 34 that Z twists with the fingers and are done.This tensioning apparatus unit 34 is fixed on a precalculated position, in as Fig. 2 about as described in the right-hand side of driving shaft 14.Then, described rotating band 19 is reeled around four spindles 13, belt wheel 15 and regulating wheel 18, and the described tensioning apparatus 17 that is used for whole ring spinner 11 thus is done.
To be assembled when being used for the tensioning apparatus unit 34 that S twists with the fingers, as shown in Figure 6, each tensioner arm 20 of use is in a such state, and wherein said regulating wheel 18 is supported on the support section 23a that twists with the fingers corresponding to S.In addition, assembling is carried out in the mode identical with the assembling of the tensioning apparatus unit 34 that is used for the Z sth. made by twisting, to finish the tensioning apparatus unit 34 that S twists with the fingers that is used for as shown in Fig. 5 A.This tensioning apparatus unit 34 is fixed on a preposition, as in Fig. 2 about as described in the left-hand side of driving shaft 14, and described then rotating band 19 is reeled around four spindles 13, belt wheel 15 and regulating wheel 18, and the described tensioning apparatus of twisting with the fingers corresponding to S 17 that is used for whole ring spinner 11 thus is done.
Because it must pass to the vertically extending spindle 13 of turning cylinder to the rotation of the horizontally extending driving shaft 14 of turning cylinder, rotating band 19 is walked around the operation distance midway.Like this, for rotating band 19 moves with stationary mode, the orientation of regulating wheel 18 is crucial.Can know from Fig. 4 B and 6 and to see, the orientation of regulating wheel 18 is to be in such situation, the regulating wheel 18 that is placed on the regulating wheel support section 23b that wherein is suitable for the Z sth. made by twisting reverses, and it is different from the orientation situation that is placed in the regulating wheel 18 on the regulating wheel support section 23a that S twists with the fingers that is suitable for.That is, be suitable under the state that Z twists with the fingers counter-rotating tensioner arm 20 and supporting it swingably on back shaft 16, not make it might guide rotating band 19, so that it moves with stable manner under state that S twists with the fingers being suitable for.Yet, in structure of the present invention, it is possible to be to convert to and be suitable for the state that S twists with the fingers being suitable for z sth. made by twisting state with respect to the installation site of two regulating wheel support section 23a and 23b by independent change regulating wheel 18, vice versa, and two regulating wheel support section 23a and 23b provide the relevant plane perpendicular to back shaft 16 simultaneously.
When ring spinner 11 operation, and driving shaft 14 is counter-clockwise direction when rotating, and as shown in Figure 2, clockwise rotates during spindle 13, and as shown in Figure 3, through rotating band 19, and the Z twisted yarn is spinned.Tensioner arm 20 is applied so that the helical spring 28 by tensioner arm 20 clockwise rotates, and sees as Fig. 2, and swings on the plane perpendicular to back shaft 16 corresponding to acting on the rotating band 19 fluctuation of some in the tensioning.Therefore, can avoid being applied to the too much tension force on the rotating band 19 and on rotating band 19, produce lax, guarantee that rotating band 19 moves with stationary mode.
This embodiment provides following effect.
(1) two regulating wheel support section 23a and 23b provide on a single bar part 22, and tensioning apparatus 17 can convert to and is suitable for z and twists with the fingers state by the installation site of independent change regulating wheel 18 from being suitable for state that S twists with the fingers.And by changing the installation site of tensioning apparatus 17, it is possible to be that tensile force is imparted on the rotating band 19 that is suitable for S sth. made by twisting or Z sth. made by twisting state with respect to belt wheel 15.Like this, this just might carry out Z sth. made by twisting and S sth. made by twisting and need not and must provide two regulating wheels to each rotating band 19.Consequently, be compared to the tensioning apparatus of alleged two regulating wheel types, wherein two regulating wheels are two is provided in each belt wheel, and the power consumption that is used to drive spindle 13 is reduced.In addition, be compared to corresponding provide be devoted to the element that Z twists with the fingers and S twists with the fingers and be used for Z twists with the fingers and S twists with the fingers tensioning apparatus by employed corresponding to Z sth. made by twisting and S sth. made by twisting professional component and situation about making, the storage area and the product cost that are used for element can be reduced.Have, by the position of change back shaft 16 and the Support Position of regulating wheel 18, the ring throstle 11 that is used for the Z sth. made by twisting can be converted to easily and be used for the ring throstle that S twists with the fingers again, and vice versa.
(2) cardinal extremity part 21 be by back shaft 16 through the middle part of align members 26 and can swing support, its align member 26 is to be fixed on the back shaft 16 and to be provided with the profile section, it is to be made of arc area 25a and connected trapezoid area 25b.In addition, cardinal extremity part 21 is provided with accommodates part 30, and it is opened downwards, and back shaft 16 passes therethrough, and accommodates part 30 and has a groove 31 greater than the width of described support section 25 thickness, and described support section 25 meshes loosely and enters in the groove 31.Like this, be compared to structure, the wherein direct support that can swing by back shaft 16 of cardinal extremity part 21, the operation that cardinal extremity part 21 is installed to the precalculated position of back shaft 16 is very convenient.Have, be compared to structure, wherein cardinal extremity part 21 directly supports swingably by back shaft 16, and pendulum radius is bigger, so that slidingsurface has less wearing and tearing.
(3) because acting device is to be used for helical spring 28, the one end is to be fixed on back shaft 16 sides and the other end is to be fixed on cardinal extremity part 21 sides.Like this, be compared to structure, wherein a pouring weight is that tensioning apparatus 17 is compacter as acting device, and the quantity that waste cotton is piled up is reduced.
(4) spiral part of helical spring 28 is to be housed in the space 32 that the groove 31 of accommodating part 30 distinguished.Like this, can prevent the accumulation of the waste cotton on the torsion-coil spring 28, and torsion-coil spring disturbs support section 25 hardly.
(5) cut-out 25c is formed on the support section 25, it can keep linear segment 28a at the other end of torsion-coil spring 28 and can make linear segment 28a move in perpendicular to a plane of back shaft 16, at this moment a power in the plane is to be applied on the linear segment 28a, and cardinal extremity part 21 has a hole 33, and linear segment 28a passes this hole.Torsion-coil spring 28 is to remain on the precalculated position, is fixed on back shaft 16 sides on the one end and its other end is to be locked in the cutting on the part 25c of support section 25.Therefore, in this case, when cardinal extremity part 21 is when being configured on the align member 26, so that the groove 31 of cardinal extremity part 21 corresponds to support section 25, being compared to cardinal extremity part 21 is configured, and under the situation that torsion-coil spring 28 is held in a predetermined position by craft, cardinal extremity part 21 can more easily be configured on the precalculated position.
(6) bar part 22 provides on an axle head with respect to cardinal extremity part 21, the wallboard 21a of cardinal extremity part 21 and 21b are perpendicular to back shaft 16, have a projection 21c with the described at least wallboard 21b of the opposite flank part that described bar part 22 is set, be used to suppress leave the inclination of the cardinal extremity part 21 of back shaft 16.Therefore, because the effect of projection 21c can suppress along the inclination of the bar part 22 of back shaft 16, guarantee that bar part 22 will be swung under stable state.
(7) described cardinal extremity part 21 is formed by resin, and described bar part 22 is formed by metal, and in addition, the lock part 22a that is used to lock torsion-coil spring 28 is and its whole formation.Like this, being compared to cardinal extremity part 21 is situations about being formed by metal, can reach the minimizing of weight and product cost.In addition, when 22 swings of bar part, torsion spring 28 is locked in by on the formed cardinal extremity part 21 of resin, and torsion-coil spring 28 is locked into the part of cardinal extremity part 21 through frayed; Yet torsion-coil spring 28 can not lock the cardinal extremity part 21 that is formed by resin but can lock the lock part 22a that is formed by metal, and cardinal extremity part 21 is without undergoing wearing and tearing.
(8) be fixed to after tensioning apparatus unit 34 on the back shaft 16 assembled at the tensioner arm 20 of predetermined quantity, tensioning apparatus unit 34 is installed on the frame.Therefore, be compared to tensioner arm 20 was installed to back shaft 16 one by one before being installed to frame situation, it is very convenient that tensioning apparatus 17 is installed on the frame.
(9) because the inner surface that the full swing scope of the tensioner arm 20 trapezoid area 25b by support section 25 was engaged and accommodated part 30 is determined, it does not need to be provided for to control any special component of the hunting range of tensioner arm 20.
The present invention is not restricted to the above embodiments; For example following improvement is possible.The acting device that is used for actuating rod part 22 so that increases the tensioning of rotating band 19 is can not be limited to helical spring 28.For example its also possible be as shown in Figure 7, to use a pouring weight 35 as acting device.
Replace cylindrical portions may 27 by the align member 26 that is provided, helical spring 28 disposes thereon, and it also may directly be configured on the back shaft 16 by helical spring 28, and an end of helical spring 28 directly is fixed on the back shaft 16.
When using helical spring 28 as acting device, possible is that it uses under an exposed state, and cardinal extremity part of no use 21 covers it.
Also have a kind of possible be to be provided at the dividing plate 30a that accommodates on the part 30 in order to accommodate the spiral part of helical spring 28, can save in order to distinguish space 32 by groove 31.
On two wall 21a and 21b perpendicular to the cardinal extremity part 21 of back shaft 16, might form a projection 21c, it has limited the inclination of described cardinal extremity part 21 away from described back shaft 16.In addition, can save the shaping of the projection 21c on wall 21a and the 21b.
In the structure of replacing, cardinal extremity part 21 is can swing support by the mid portion of back shaft 16 process support sections 25, and also possible is in being suitable for a kind of situation of structure, and cardinal extremity part 21 is the direct supports that can swing by back shaft 16.
Driving shaft 14 can be provided on the frame.In this case, back shaft 16 can be in such position, is that Z twists with the fingers and the S sth. made by twisting, its back shaft apart from driving shaft 14 with identical spacing.
The present invention not only can be applied to ring throstle, but also is applied to encircle the ingot twisting mill.
Claims (11)
1. a spindle rotating band that is used for spinning machine is given tensioning apparatus on the annular spindle rotating band (19) tension force, described spindle rotating band (19) is on the driving wheel (15) that is fixed on the driving shaft (14), its driving shaft (14) is to be placed on the spinning machine frame, to such an extent as to it can unitary rotation and is around a plurality of spindles (13), it is characterized in that
Tensioning apparatus comprises:
The cardinal extremity part (21) that is supported is so that can swing with respect to the back shaft (16) that is parallel to driving shaft (14) extension;
Bar part (22) from cardinal extremity part (21) extension;
Two regulating wheel support section (23a, 23b), it is formed on bar part (22) tip end, and be symmetrical arranged simultaneously with respect to a plane of vertical support axle (16), regulating wheel support section (23a) in described two regulating wheel support sections has the inclination that is used for the S sth. made by twisting, and another regulating wheel support section (23b) in described two regulating wheel support sections has the inclination that is used for the Z sth. made by twisting;
Regulating wheel (18) detachably is installed in the regulating wheel support section, and (23a 23b) on one of them, can rotate when being in predetermined angular with box lunch with respect to the plane; With
The acting device (28,35) that is used for actuating rod part (22) is so that increase the tension force of spindle rotating band (19).
2. tensioning apparatus according to claim 1, it is characterized in that described cardinal extremity part (21) passes through the middle part of align member (26) and can swing support by back shaft (16), its align member (26) is provided with cylindrical portions may (27), back shaft (16) can pass cylindrical portions may (27) in order to fixing described align member (26), and support section (25) forms with cylindrical portions may (27) is whole, and support section (25) has the profile section that is made of arc area (25a) and connected trapezoid area (25b).
3. tensioning apparatus according to claim 2, it is characterized in that cardinal extremity part (21) is provided with accommodates part (30), it accommodates part under shed and back shaft (16) by this, the wherein said part (30) of accommodating has a groove (31) greater than the width of described support section (25) thickness, and described support section (25) meshes loosely and enters in the groove (31).
4. tensioning apparatus according to claim 1, it is characterized in that bar part (22) is to be placed in respect on the end on back shaft (16) direction of cardinal extremity part (21), wallboard (the 21a of cardinal extremity part (21) wherein, 21b) perpendicular to back shaft (16), have projection (21c) with the described at least wallboard of opposite flank part that described bar part (22) is set, be used for suppressing to leave the partly inclination of (21) of cardinal extremity of back shaft (16).
5. tensioning apparatus according to claim 1 is characterized in that acting device is torsion-coil spring (28), and the one end is that to be fixed on back shaft (16) side and the other end be to be fixed on cardinal extremity part (21) side.
6. tensioning apparatus according to claim 3, it is characterized in that acting device is a kind of torsion-coil spring (28), the one end is that to be fixed on back shaft (16) side and the other end be to be fixed on cardinal extremity part (21) side, and wherein torsion-coil spring (28) has spiral part, and this spiral part is to be housed in to accommodate in the space (32) that partly groove (31) of (30) is distinguished.
7. according to claim 5 or 6 described tensioning apparatus, it is characterized in that support section (25) has cut-out (25c), its other end that can keep torsion-coil spring (28) is on a precalculated position, and the other end is moved in perpendicular to a plane of back shaft (16), at this moment the power in the plane is to be applied on the other end, and wherein cardinal extremity part (21) has hole (33), and the other end of torsion-coil spring (28) passes this hole.
8. tensioning apparatus according to claim 7 is characterized in that bar part (22) has the lock part (22a) of the other end that is used to lock moment of torsion helical spring (28).
9. tensioning apparatus according to claim 1 is characterized in that acting device is mounted in the pouring weight (35) on the bar part (22).
10. tensioning apparatus according to claim 1 is characterized in that bar part (22) is fixed on the described cardinal extremity part (21) by individual bolt (29).
11. tensioning apparatus according to claim 1 is characterized in that cardinal extremity part (21) is made of resin, and its king-rod part (22) is made of metal.
Applications Claiming Priority (3)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP158558/03 | 2003-06-03 | ||
| JP2003158558A JP3975972B2 (en) | 2003-06-03 | 2003-06-03 | Spindle drive tape tension device of spinning machine |
| JP158558/2003 | 2003-06-03 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN1572922A CN1572922A (en) | 2005-02-02 |
| CN1572922B true CN1572922B (en) | 2010-06-16 |
Family
ID=34051924
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 200410048409 Expired - Fee Related CN1572922B (en) | 2003-06-03 | 2004-06-03 | Tensioner for spindle drive belt of spinning machine |
Country Status (2)
| Country | Link |
|---|---|
| JP (1) | JP3975972B2 (en) |
| CN (1) | CN1572922B (en) |
Families Citing this family (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102021686B (en) * | 2010-12-10 | 2012-05-02 | 经纬纺织机械股份有限公司 | Spindle tape tension device of ring spinning frame |
| CN102021685B (en) * | 2010-12-10 | 2012-02-01 | 经纬纺织机械股份有限公司 | Tension plate support arm device for spinning frame |
| DE102012011613A1 (en) * | 2012-06-12 | 2013-12-12 | Saurer Germany Gmbh & Co. Kg | Textile machine with a variety of jobs |
-
2003
- 2003-06-03 JP JP2003158558A patent/JP3975972B2/en not_active Expired - Lifetime
-
2004
- 2004-06-03 CN CN 200410048409 patent/CN1572922B/en not_active Expired - Fee Related
Also Published As
| Publication number | Publication date |
|---|---|
| CN1572922A (en) | 2005-02-02 |
| JP3975972B2 (en) | 2007-09-12 |
| JP2004360103A (en) | 2004-12-24 |
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| PB01 | Publication | ||
| C10 | Entry into substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| C14 | Grant of patent or utility model | ||
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Granted publication date: 20100616 Termination date: 20120603 |