Summary of the invention
The objective of the invention is the edging efficient that can either keep higher, need not again work piece is carried out the follow-up dry dry-wet mixing type edger of handling.
For this reason, dry-wet mixing type edger of the present invention, comprise a plurality of edging heads of arranging along the course of work piece, especially, in described a plurality of edging heads, a part of edging head is little water mill end, and another part edging head is a dry type edging head, and on the course of work piece, dry type edging head is positioned at the downstream of little water mill end.During edge polisher work, by little water mill end work piece is carried out edging earlier, by dry type edging head work piece is carried out edging more afterwards.In the process of little water mill end edging, because the lubricated of water arranged, so can take the bigger depth of cut, finish most edging processing capacity with higher efficient, and owing to only be lubricated with a spot of water, so can not produce mobile water and reluctant mud, the dust that grinding process produces still can be siphoned away by dust exhaust apparatus.In the process of dry type edging head edging, the high temperature that grinding produces can be handled thereby can avoid that work piece is carried out follow-up drying rapidly with moisture content heating evaporation residual on the work piece.Because dry type edging head only need be finished remaining fraction edging processing capacity, so with regard to whole edge polisher, still can keep higher edging efficient.
Advantage of the present invention is the follow-up dry work of treatment of edging efficient, release that not only can keep higher, and owing to most edging processing capacity can be finished by little water mill end, so the edging quality can be pretty with the wet type edge polisher, again because dry type edging head only need be finished fraction edging processing capacity, can take the less depth of cut, so the emery wheel loss is slow.
The specific embodiment
Referring to Fig. 1, from overlooking direction, dry-wet mixing type edger comprises a conveyer belt 1 of carrying work piece.Arrow A represents that conveyer belt transports the direct of travel of work piece.Along the course of conveyer belt 1, just the course along work piece is arranged with a plurality of edging head 2a~2h.Fig. 1 only uses square frame abstract representation edging head.The concrete structure of edging head describes in detail in Fig. 3 to Fig. 5 again.Characteristics of the present invention are that a part of edging head 2a~2d is little water mill end, and another part edging head 2e~2h is a dry type edging head, and dry type edging head 2e~2h is positioned at the downstream of little water mill end 2a~2d.Thisly do, the frame mode of wet-milling end composite configuration, make work piece earlier by little water mill end 2a~2d edging, again by dry type edging head 2e~2h edging, thereby make edge polisher take into account the advantage of wet type edge polisher and dry type edge polisher, enhance productivity.Present embodiment only is provided with the edging head on the one-sided limit of conveyer belt 1, and only a limit to work piece processes, and simultaneously two limits of work piece is processed if desired, then can be as shown in Figure 2 be symmetrical arranged edging head 2a~2h at the dual-side of conveyer belt 1.
The embodiment of dry type edging head drives emery wheels 4 by motor shaft 3 and rotates as shown in Figure 3, by the end face of emery wheel 4 work piece 5 is carried out edging.
One of embodiment of little water mill end as shown in Figure 4.Little water mill end shown in Figure 4 comprises emery wheel 4 and drives emery wheel motor rotating axle 3, emery wheel 4 is fixed on an end of motor shaft 3, in motor shaft 3, offer water transport channel 6, water transport channel 6 is through to the end face of an end of the fixedly emery wheel of motor shaft 3, motor shaft 3 is connected with water-feed, this water-feed is a water-supply-pipe 7 that inserts water transport channel 6, and water-supply-pipe 7 is from the not fixedly end face of the emery wheel insertion of motor shaft 3.Water-supply-pipe 7 is fixed on the electric machine casing by nut 8.For the ease of the discharge of control water-supply-pipe 7, present embodiment has also connected electromagnet cut off valve 9 and flowmeter 10 for water-supply-pipe 7.During edge polisher work, water-supply-pipe 7 is connected with the water source, for example be connected to a water tank, perhaps water tap, make the water at water source pass through the water transport channel 6 that water-supply-pipe 7 enters motor shaft lentamente, flow out and drop onto on the emery wheel 4 of rotation at a high speed from the end face of motor shaft 3 again, make emery wheel 4 and workpiece 5 all obtain the lubricated and cooling of water.The water velocity of water-supply-pipe 7 should guarantee to drop onto the heat heating evaporation that water on the emery wheel can promptly be ground generation, is unlikely to produce mobile sewage.For the aperture of the perforate 11 of the insertion water-supply-pipe 7 on motor shaft 3 end faces, best internal diameter less than water transport channel 6 are flow backwards away in the perforate that prevents the insertion water-supply-pipe of water from the motor shaft end face in the water transport channel 6.Because the emery wheel 4 of present embodiment relies on the bolt that is installed on motor shaft 3 end faces to fix, so also must offer the through hole of an axial through bolt at the center of bolt 12.As further improvement, present embodiment also is provided with gassing pipe 13 in the position near emery wheel, and the gas outlet 13a of gassing pipe is towards the grinding face of emery wheel 4.The molecule that utilizes gassing pipe 13 can clear away the dust chance water of grinding generation rapidly and form.Gassing pipe 13 can be one or several pipe, also can be by two close dull and stereotyped formed gaps.Gassing pipe 13 can be fixed on the protective cover 14 of emery wheel.
Another embodiment of little water mill end such as Fig. 5, shown in Figure 6.Present embodiment is the same with Fig. 4, also comprises emery wheel 4 and drives emery wheel motor rotating axle 3, and emery wheel 4 is fixed on an end of motor shaft 3, offers water transport channel 6 in motor shaft 3, and water transport channel 6 is through to the end face of an end of the fixedly emery wheel of motor shaft 3.Present embodiment is that with the distinctive points of Fig. 4 the water-feed that motor shaft 3 is connected is a fixed reservoir chamber 15 that connects with motor shaft 3 rotations, reservoir chamber 15 is connected with water inlet pipe 16, offer radial direction through hole 17 in the motor shaft 3, through hole 17 is communicated with the water transport channel in the motor shaft 6 with reservoir chamber 15.The cooling water that extraneous water source is carried enters reservoir chamber 15 from water inlet pipe 16 earlier, enters water transport channel 6 from reservoir chamber 15 again, and the end end face that emery wheel is installed from motor shaft 3 flows out at last.Reveal away so that influence the safe handling of other parts in the edge polisher (for example motor) in order to prevent the water in the reservoir chamber 15, lateral wall global formation at reservoir chamber 15 has secondary cavity 18, and the position of secondary cavity 18 makes the water of revealing from reservoir chamber 15 can flow into secondary cavity 18.Secondary cavity 18 is connected with drainpipe 19, and the water that is leaked to secondary cavity 18 can be derived through drainpipe 19.Rotation draw bail between reservoir chamber 15 and the motor shaft 3, comprise the hollow sleeve 20 that closely is enclosed within on the motor shaft 3, hollow sleeve 20 rotates with motor shaft 3, have limbers 21 on the hollow sleeve 20, water in the reservoir chamber 15 enter hollow sleeve 20 through limbers 21, enter water transport channel 6 in the motor shaft from hollow sleeve 20 again.Hollow sleeve 20 is provided with sealing ring 22 with the joint of reservoir chamber 15, plays the effect of leaking of preventing.For the ease of changing parts such as reservoir chamber 15, sealing ring 22, the reservoir chamber 15 of present embodiment also is connected with tapping pipe 23, the water in the reservoir chamber 15 all can be emitted by tapping pipe 23.As further improvement, present embodiment also is connected with gas pressure reducer 24 on reservoir chamber 15.During use, gas pressure reducer 24 is plugged into to pneumatic supply, but by the gas pressure in the adjustments of gas pressure-reducing valve 24 fine adjustments reservoir chambers 15, thereby the water pressure in the change reservoir chamber 15 also just plays adjusting enters the discharge of water transport channel 6 from reservoir chamber 15 effect.Pneumatic supply can be equipment or systems such as compressed air pump, air compression station.Gas pressure reducer 24 can adopt commercially available finished product.For ease of observing the height of water level in the reservoir chamber 15, present embodiment also is provided with water level meter 25.Other structure of present embodiment and Fig. 4 roughly the same for example also can be provided with gassing pipe shown in Figure 4 10 in the position near emery wheel 4.
Above embodiment illustrates of the present invention; it or not limiting the scope of the invention; the present invention can have multiple variation on the basis of described embodiment; for example; can also set up the chamfering bistrique at the dual-side of conveyer belt; and so on, all have covered the variation of the described technical characterictic of claim and have been out of shape and have all belonged to protection scope of the present invention.