The wire feeder of plastic hose steel wire winding machine
Technical field
The present invention relates to the plastic hose steel wire winding machine technical field, relate in particular to a kind of steel wire feedway.
Background technology
Steel wire coiler is the important component part of steel wire plastics flexible pipe former, and it can be wound in steel wire the spiral fashion skeleton, and this steel-wire carcass is arranged in the tube wall of plastic hose, can effectively improve the bearing pressure and the anti-flat performance of plastic hose.Known a kind of steel wire coiler, its head are equipped with a main shaft, and this main shaft is driven by the engine installation in the head, and described main shaft is equipped with steel wire roller and wire feeder, the input gear of wire feeder and the sun gear engagement of being fixed in main shaft.Wire feeder comprises a pair of silk pressing wheel, one of them is by power operated driving wheel, another is a flower wheel free to rotate, driving wheel and flower wheel radial compression steel wire produce positive pressure, when driving wheel rotates, steel wire is sent and is wrapped in form the spiral fashion steel-wire carcass on the side face of wrapping machine main shaft.In order to prevent that the relative steel wire of roller from skidding, at the outer peripheral face compacting annular knurl of driving wheel, but like this, on the side face of the steel wire of sending, will form continuous impression, these impressions have reduced the intensity of wire armature, have reduced the integrated carrying pressure of plastic hose.On the other hand, adjust the position of roller owing to the steel wire curvature in the steel wire exit that is fixed on wire feeder and can not adjust, can only send a kind of steel wire spiral of curvature, thereby when changing product specification, just need the replacing wire feeder, greatly reduce production efficiency.
Summary of the invention
Technical matters to be solved by this invention is: the wire feeder that a kind of plastic hose steel wire winding machine is provided, it not only can carry steel wire non-slip continuously, and the smooth outer surface of the steel wire of sending does not have impression, strengthen the intensity of wire armature, improved the integrated carrying pressure of plastic hose.
For solving the problems of the technologies described above, technical scheme of the present invention is: the wire feeder of plastic hose steel wire winding machine, comprise the frame that is fixedly connected on the wrapping machine main shaft, be installed on described frame and be positioned at the roller in steel wire exit, be installed on first, second silk pressing wheel shaft of described frame, two silk pressing wheels that are individually fixed in the described first and second silk pressing wheel shafts, be provided with main gear transmission between the first silk pressing wheel shaft and the described wrapping machine main shaft, be provided with the pinion driving device that two silk pressing wheels are rotated in opposite directions between the described first and second silk pressing wheel shafts.
Described main gear transmission and pinion driving device lay respectively at the two ends of described two silk pressing wheel shafts.
Described main gear transmission comprises the sun gear that is fixed in the wrapping machine main shaft, is fixed in the input gear of the first silk pressing wheel shaft, is installed on the intermediate gear of described frame; Described intermediate gear meshes with sun gear and input gear respectively.
Described auxiliary transmission comprises that two are installed on first and second silk pressing wheel shaft end and the pitch wheels respectively.
Because the frame of wire feeder is fixed in the wrapping machine main shaft, when the wrapping machine main shaft rotated, wire feeder was done as a wholely to make revolution motion around main shaft.Simultaneously, be provided with main gear transmission between the first silk pressing wheel shaft and the described wrapping machine main shaft, thereby give the first silk pressing wheel shaft, make the first silk pressing wheel shaft in revolution, produce rotation transmission of power.Again owing to be provided with the pinion driving device between the described first and second silk pressing wheel shafts, the rotation of the first silk pressing wheel shaft must be passed through the pinion driving device, make the second silk pressing wheel shaft and the first silk pressing wheel shaft locking phase to rotation, thereby make two silk pressing wheels all become driving wheel, under the identical situation of positive pressure, can provide twice above, thereby need not on the silk pressing wheel, annular knurl be set in the friction thrust of known technology, on steel wire, extrude impression, prevent that the silk pressing wheel from skidding.Experiment showed, the steel wire of sending by this wire feeder, smooth surface, no impression has strengthened the intensity of wire armature, has improved the integrated carrying pressure of plastic hose.Main gear transmission and pinion driving device are arranged at the two ends of described two silk pressing wheel shafts respectively, can make full use of rack space, avoid major and minor gear system to interfere.
As a kind of improvement, described frame comprises the mainframe of captiveing joint with the wrapping machine main shaft and is installed on the movable machine frame of described mainframe, the described first silk pressing wheel shaft is installed on mainframe, the described second silk pressing wheel shaft is installed on movable machine frame, is provided with silk pressing wheel radial slack adjuster between described movable machine frame and the described mainframe.
Described silk pressing wheel radial slack adjuster is the screw that is threaded with mainframe, and the end of described body of screw leans at movable machine frame.
Rotating screw can limit two diameter clearances between the silk pressing wheel, thereby make this wire feeder not only can adapt to the steel wire of different-diameter specification, and can adjust the positive pressure that is applied to Steel Wire Surface, has improved the comformability of this wire feeder.
Improve as another kind, described mainframe is provided with long slot bore, and the wheel shaft of described roller is fixed in the described long slot bore.Long slot bore can be regulated the distance of roller apart from the steel wire outlet, when roller exports near steel wire, can increase the curvature of steel wire, thereby reduce the cooling diameter of steel wire spiral; When roller exported away from steel wire, the curvature of steel wire reduced, thereby increased the cooling diameter of steel wire spiral.By simple adjustment, need not to change wire feeder, just can change the cooling diameter of steel wire spiral, improved the adjustment efficient of wire feeder.
Description of drawings
The present invention is further described below in conjunction with drawings and Examples.
Fig. 1 is to use the structural representation of steel wire coiler of the present invention;
Fig. 2 is the front elevation of the embodiment of the invention;
Fig. 3 is the cutaway view at A-A place among Fig. 2.
The specific embodiment
Fig. 1 shows a kind of plastic hose steel wire winding machine, and wrapping machine main shaft 2 is driven by engine installation 1, and the steel wire roller 3 that is wound with steel wire is installed on wrapping machine main shaft 2, and the frame of wire feeder 4 is installed on wrapping machine main shaft 2.
Shown in Fig. 2 and Fig. 3 are common, wire feeder 4 comprises first and second silk pressing wheel shaft 4L and the 4k that are installed on described frame, two silk pressing wheel 4n and 4m that are individually fixed in described first and second silk pressing wheel shaft 4L and 4k, silk pressing wheel 4n and 4m also can be made as one with the first and second silk pressing wheel shaft 4L and 4k respectively.Be provided with main gear transmission between the first silk pressing wheel shaft 4L and the described wrapping machine main shaft 2, be provided with the pinion driving device that two silk pressing wheel 4m and 4n are rotated in opposite directions between described first and second silk pressing wheel shaft 4L and the 4k, the periphery of described any silk pressing wheel 4n or 4m is provided with the annular groove suitable with steel wire diameter.This groove can be avoided steel wire is offset in moving process.
Described main gear transmission comprises the sun gear 4g that is fixed in wrapping machine main shaft 2, is fixed in the input gear 4i of the first silk pressing wheel shaft 4L, is installed on the intermediate gear 4h of described frame; Described intermediate gear 4h meshes with sun gear 4g and input gear 4i respectively.This main gear transmission to the silk pressing wheel shaft, is provided with the purpose of intermediate gear 4h with the transmission of power of wrapping machine main shaft, makes input gear 4i identical with turning to of wrapping machine main shaft, and steel wire can be sent smoothly.
Described auxiliary transmission comprises that two are installed on the first and second silk pressing wheel shaft 4L and 4k end and pitch wheel 4f and 4e respectively.The first and second silk pressing wheel shaft 4L and 4k locking phase are to rotation, thereby make two silk pressing wheel 4n and 4m all become driving wheel, under the identical situation of positive pressure, can provide twice above in the friction thrust of known technology, thereby need not on the silk pressing wheel, annular knurl be set, on steel wire, extrude impression, prevent that the silk pressing wheel from skidding.
Described main gear transmission and pinion driving device lay respectively at the two ends of described two silk pressing wheel shafts.Its effect is to make full use of rack space, avoids main gear transmission and pinion driving device to interfere.Certainly, also can make main gear transmission and pinion driving device be arranged at the same end of silk pressing wheel shaft, can save a gear although it is so, but make transmission gear too crowded, increase the design-calculated difficulty.
Described frame comprises the mainframe 4a of captiveing joint with wrapping machine main shaft 2 and is installed on the movable machine frame 4d of described mainframe 4a, the described first silk pressing wheel shaft 4L is installed on mainframe 4a, the described second silk pressing wheel shaft 4k is installed on movable machine frame 4d, is provided with silk pressing wheel radial slack adjuster between described movable machine frame 4d and the described mainframe 4a.
Described silk pressing wheel radial slack adjuster is the screw 4j that is threaded with mainframe 4a, when carrying steel wire, the steel wire nature is with movable machine frame 4d jack-up, the end of described body of screw leans at movable machine frame 4d, limit the effect that it moves thereby play, trimming screw 4j can regulate the diameter clearance of two silk pressing wheels, improves the comformability of wire feeder.
Described mainframe 4a is provided with long slot bore 4c, and the position of this long slot bore 4c is corresponding with the orienting sleeve 4p in steel wire exit, and the wheel shaft of roller 4b is fixed among the described long slot bore 4c.The effect of roller 4b is to adjust steel wire curvature, changes the cooling diameter of steel wire spiral.