Coil loose-proof winding apparatus
Technical field
The present invention relates to a kind of weaving device, particularly relate to a kind of coil loose-proof winding apparatus.
Background technology
Conically shaped yarn has easily unwinding, is difficult to the plurality of advantages such as off-clip, and in whole spinning technological process, conically shaped yarn is indispensable yarn type of organization, and due to the needs of next procedure, many operations often require that making conically shaped yarn.
Cylinder yarn, in winding process, is that cylinder yarn twines more and more along with the yarn being wound around gradually increases on winch spool.Reality can problem is encountered that the bad problem of molding that a yarn is wound around, one of them problem is that on a yarn, the yarn of internal layer (inner ring) is gradually tied tight by the yarn of outer layer (outer ring), so internal layer yarn easily forms fold on the end face at cylinder yarn two ends, getting loose occurs in even internal layer yarn, if and internal layer yarn gets loose, the also easy inner layer of outer layer yarn is subsided, and the molding causing a yarn is bad, rear road is during unwinding, and the problem that unwinding is difficult will occur in this yarn.The bad reason of above-mentioned molding is exactly the tightness that the tightness that is wound around of outer layer yarn is wound around more than internal layer yarn, causes internal layer yarn to be tied tight by outer layer yarn and forms ripple or the pleated structure of annular.Good cone yarn forming structure constantly should be carried out along with what yarn was wound around, is gradually reduced winding yarn tension force, forms cylinder knot structure tight inside but loose outside.
Above-mentioned cylinder knot structure tight inside but loose outside needs corresponding device or mechanism to realize.
The winding method of the present invention can use the winding technique scheme such as Chinese patent CN103538965A, and it provides the power of winding by friction roller, provides being uniformly distributed of yarn by yarn guide simultaneously.
Summary of the invention
Instant invention overcomes the deficiencies in the prior art, it is provided that the coil loose-proof winding apparatus of a kind of simple in construction.
For reaching above-mentioned purpose, the technical solution used in the present invention is: a kind of coil loose-proof winding apparatus, including: the floating drum of connection gas circuit, and the spring(-supported) mount being arranged in gas circuit, it is characterized in that, it is provided with pressure valve in described gas circuit, described spring(-supported) mount passes through the pressure holding of pressure holding spring buffer in pressure valve, described floating drum includes the upper cap that is set-located and lower cap, described lower cap is fixedly installed, described upper cap can fluctuate according to the size of air pressure, described upper crown portion is provided with the indent passed through for yarn, described indent both sides are also each provided with a yarn guiding wheel, it is provided with guide wheel in described indent, winding actuating device it is provided with on described spring(-supported) mount.
In a preferred embodiment of the present invention, described pressure valve includes the valve seat being fixedly installed and the valve block stretched in described gas circuit, described spring(-supported) mount bottom arranges valve rod and rivet holder, and described pressure holding spring is arranged between described valve seat and rivet holder, and described valve rod connects described valve block.
In a preferred embodiment of the present invention, described valve rod arranges tin yarn seat and an actuating device.
In a preferred embodiment of the present invention, what two yarn guiding wheels were symmetrical is arranged on described floating drum both sides.
In a preferred embodiment of the present invention, described guide wheel, with described in upper shade during floating drum axially-movable, keeps yarn to become broken line or linear state on the thread path of yarn guiding wheel-guide wheel-yarn guiding wheel, and the pressure holding all the time of described yarn is on guide wheel.
In a preferred embodiment of the present invention, described actuating device connects motor.
The present invention solves defect present in background technology, and the present invention possesses following beneficial effect:
(1) structure that in use, cap and lower cap are buckled together mutually, a quasi-elastomer that can fluctuate can be formed, along with same cylinder yarn reel around constantly carry out, the thickness that yarn is wrapped on bobbin is the biggest, the present invention can form the less air pressure being filled with in floating drum, upper cap height is little, it is provided that the least to the tension force of yarn, i.e. cylinder yarn is the heaviest, air pressure is the least, tension force is the least, and the yarn being wound on a yarn is the most loose, forms cylinder yarn tight inside but loose outside.
(2) Yarn tension fluctuation can be buffered, and give supplementing of Tensity size fluctuation, the most i.e. play damping action.
(3) two cooperate between yarn guiding wheel and indent, yarn carries and is formed on the distinctive operating path of yarn, the bending degree of thread path is changed by floating of upper cap, floating drum is the most top, compensating the biggest to the tension force of yarn, floating drum the most on the lower, compensates the least to the tension force of yarn, when the position lower limit of upper cap can be three point on a straight line bottom two yarn guiding wheels and indent, now compensate to the tension force of yarn almost nil.
(4) indent forms hump structure, by being arranged on bottom peak valley by yarn, it is ensured that yarn will not be fled easily.
(5) the dynamically changing factor such as the air-flow velocity that tension force-cylinder yarn gravity-pressure valve time in the air pressure in floating drum-upper cap height-yarn winding to cylinder yarn controls forms Dynamic Closed Loop logical structure, forms automatic cone yarn forming structure by above-mentioned logical structure.
(6) cylinder yarn by spring(-supported) mount pressure holding in pressure valve, pressure valve form valve block for the control of the flow of air-flow in gas circuit by the weight of cylinder yarn, form the dynamic adjustment for cap height upper in floating drum.
(7), in guide wheel is arranged on indent, rolling friction rather than sliding friction can be provided in the position of yarn with floating drum mere contact, reduce the frictionally damage of yarn.
Accompanying drawing explanation
The present invention is further described with embodiment below in conjunction with the accompanying drawings;
Fig. 1 is structural representation during the less state of yarn tension of the preferred embodiments of the present invention;
Fig. 2 is structural representation during the bigger state of yarn tension of the preferred embodiments of the present invention;
Fig. 3 is the cross-sectional view of one side of floating drum of the preferred embodiments of the present invention;
Fig. 4 is the cross-sectional view of another side of floating drum of the preferred embodiments of the present invention;
In figure: 2, upper cap, 4, indent, 6, guide wheel, 8, yarn guiding wheel, 10, lower cap, 12, gas circuit, 14, spring(-supported) mount, 16, pressure holding spring, 18, pressure valve, 20, valve seat, 22, rivet holder, 24, valve rod, 26, valve block, 28, cylinder yarn seat, 30, cylinder yarn, 32, yarn.
Detailed description of the invention
Presently in connection with drawings and Examples, the present invention is further detailed explanation, and these accompanying drawings are the schematic diagram of simplification, and the basic structure of the present invention is described the most in a schematic way, and therefore it only shows the composition relevant with the present invention.
Such as Fig. 1, Fig. 2, shown in Fig. 3 and Fig. 4, a kind of coil loose-proof winding apparatus, including: the floating drum of connection gas circuit, and the spring(-supported) mount being arranged in gas circuit, pressure valve it is provided with in gas circuit, spring(-supported) mount passes through the pressure holding of pressure holding spring buffer in pressure valve, floating drum includes the upper cap that is set-located and lower cap, lower cap is fixedly installed, upper cap can fluctuate according to the size of air pressure, upper crown portion is provided with the indent passed through for yarn, indent both sides are also each provided with a yarn guiding wheel, guide wheel it is provided with in indent, winding actuating device it is provided with on spring(-supported) mount, actuating device connects motor.
Use the structure that cap and lower cap are buckled together mutually, a quasi-elastomer that can fluctuate can be formed, along with same cylinder yarn reel around constantly carry out, the thickness that yarn is wrapped on bobbin is the biggest, the present invention can form the less air pressure being filled with in floating drum, upper cap height is little, it is provided that the least to the tension force of yarn, i.e. cylinder yarn is the heaviest, air pressure is the least, tension force is the least, and the yarn being wound on a yarn is the most loose, forms cylinder yarn tight inside but loose outside.
Yarn tension fluctuation can be buffered, and give supplementing of Tensity size fluctuation, the most i.e. play damping action.
Two cooperate between yarn guiding wheel and indent, yarn carries and is formed on the distinctive operating path of yarn, the bending degree of thread path is changed by floating of upper cap, floating drum is the most top, compensating the biggest to the tension force of yarn, floating drum the most on the lower, compensates the least to the tension force of yarn, when the position lower limit of upper cap can be three point on a straight line bottom two yarn guiding wheels and indent, now compensate to the tension force of yarn almost nil.
Indent forms hump structure, by being arranged on bottom peak valley by yarn, it is ensured that yarn will not be fled easily.
The dynamically changing factor such as the air-flow velocity that tension force-cylinder yarn gravity-pressure valve time in the air pressure in floating drum-upper cap height-yarn winding to cylinder yarn controls forms Dynamic Closed Loop logical structure, forms automatic cone yarn forming structure by above-mentioned logical structure.
Cylinder yarn by spring(-supported) mount pressure holding in pressure valve, pressure valve form valve block for the control of the flow of air-flow in gas circuit by the weight of cylinder yarn, form the dynamic adjustment for cap height upper in floating drum.
Guide wheel is arranged in indent, can provide rolling friction rather than sliding friction in the position of yarn with floating drum mere contact, reduce the frictionally damage of yarn.
Pressure valve includes the valve seat being fixedly installed and the valve block stretching in gas circuit, and spring(-supported) mount bottom arranges valve rod and rivet holder, and pressure holding spring is arranged between valve seat and rivet holder, and valve rod connects valve block, and valve rod arranges tin yarn seat and an actuating device.
What two yarn guiding wheels were symmetrical is arranged on floating drum both sides, when guide wheel is with upper shade floating drum axially-movable, keeps yarn to become broken line or linear state on the thread path of yarn guiding wheel-guide wheel-yarn guiding wheel, and yarn pressure holding all the time is on guide wheel.
Desirable embodiment according to the present invention is enlightenment above, and by above-mentioned description, related personnel can carry out various change and amendment completely in the range of without departing from this invention technological thought.The content that the technical scope of this invention is not limited in description, it is necessary to determine technical scope according to right.