CN2047204U

CN2047204U - Steel billet dressing grinder

Info

Publication number: CN2047204U
Application number: CN 89201981
Authority: CN
Inventors: 杨耀亮; 张志真; 刘建新; 韩增生
Original assignee: Metallurgical Equipment Automatization Institute Beijing Muncipality
Current assignee: Metallurgical Equipment Automatization Institute Beijing Muncipality
Priority date: 1989-02-25
Filing date: 1989-02-25
Publication date: 1989-11-08

Abstract

The utility model relates to a steel billet dressing grinder, in particular to a rotary type steel billet dressing grinder with long arms. The utility model is provided a rotating mechanism which is composed of worm gears and worms, and the utility model can keep the included angle of the end face of a grinding wheel and longitudinal moving direction of the steel changing between 45 DEG and 90 DEG. The utility model can be used as a straight grinder or a bevel grinder, and has advantages of two grinders. The utility model has the advantages of high efficiency, wide dressing range, adequate quality, simple structure, and convenient detection and maintenance. The utility model is suitable for all area grinding of big, medium, and small square billets and forging stocks of special steel plants.

Description

Steel billet dressing grinder

The utility model relates to a kind of sharpening machine for copper billet, particularly a kind of long-armed swinging sharpening machine for copper billet that makes angle Q conversion between 45 °～90 ° of abrasive wheel end face and steel billet lengthwise movement direction.

For improving the quality of products, in special steel plant, before finish rolling, must carry out reconditioning to steel alloy strip plate, forging stock, with the decarburizing layer and the defective of removing billet surface, so reconditioning is a requisite procedure in the production high-quality steel technology.In the past after the method that oscillates with emery wheel of this operation mat manpower or the pickling again the method for mill carry out, these methods not only influence the quality of product, and labour intensity is big, efficient is low, contaminated environment and serious harm operator's physical and mental health, sharpening machine had appearred afterwards, realized the mechanization of reconditioning operation, existing sharpening machine for copper billet, two kinds of straight mill (be abrasive wheel end face and steel billet lengthwise movement direction at an angle of 90) and bevel grindings (being that abrasive wheel end face and steel billet lengthwise movement direction acutangulate) are arranged on the reconditioning mode, straight mill is suitable for the corner angle of reconditioning square billet, when being used for reconditioning base face, emery wheel contacts with blank is a line with the steel billet length feed, and its polishing scratch on billet surface is the narrow groove of a width, so grinding face is little and grinding face is wavy, second-rate, efficient is low, and metal loss is big, and all adopts the emery wheel center line to exceed the filing that surmounts in billet surface sideline during angle lap.Nineteen eighty-two Beijing metallurgical equipment automation Research Institute success a kind of novel bevel grinding formula sharpening machine for copper billet, and find when abrasive wheel end face becomes 55 ° with the angle Q of steel billet lengthwise movement direction, the reconditioning effect is best, the clamping and the switching mechanism of steel billet have been improved simultaneously, can realize the conversion that is installed of flour milling and angle lap rapidly, during angle lap, made the emery wheel center line into and be positioned at position, angle filing within the billet surface sideline by surmounting filing, increased security, during with this machine maintenance mill, the rough and uneven in surface place that emery wheel can successfully be ascended billet surface, the mill process is more stable, quality is good, and polishing scratch is smooth, bright and clean, grinding face is big, the efficient height, simple in structure, detection and easy to maintenance is in very being suitable for, the whole peeling reconditioning of small-sized billet, but for large-scale billet, because the strip plate foursquare arc is bigger, radiused surface is nonpolishing when adopting bevel grinding, and it is clean to adopt straight mill to grind, so limited its application on the large-scale billet of reconditioning.

The purpose of this utility model is to provide a kind of can directly grind simultaneously again can bevel grinding in order to overcome the deficiencies in the prior art, promptly is suitable for the sharpening machine for copper billet of the large, medium and small type square of reconditioning steel billet.

The purpose of this utility model is improved on the basis of the XM55-1 shaped blooms sharpening machine of Beijing metallurgical equipment automation Research Institute and is realized, it comprises mill platform and abrasive machine two large divisions, the former comprises by mill platform motor, decelerator and place steel billet and the travelling mechanism that can form at the reciprocating dolly of steel billet in-line direction etc. and by bearing, turn over pawl, clamp, clamp the clamping of compositions such as cylinder, upset steel billet and unload base mechanism, the latter comprises by grinding wheel drive mitor, belt, the emery wheel arm, the emery wheel driving mechanism that emery wheel etc. are formed and by the feeding motor, shaft coupling, leading screw, the slide that links to each other and on base, to slide with leading screw by screw, the notch board that links to each other with the emery wheel arm on the lower end links to each other with slide, emery wheel feeding and press mechanism that the lift cylinder that links to each other with the emery wheel arm etc. are formed, it is characterized in that between slide and emery wheel arm, setting up a cover by spool link to each other with slide and notch board by worm gear, the made abrasive wheel end face of compositions such as worm screw is with the slew gear of emery wheel revolution of arm with conversion abrasive wheel end face and steel billet lengthwise movement angular separation.

Because sharpening machine for copper billet described in the utility model is to improve to form on the basis of XM55-1 shaped blooms sharpening machine, so both having kept former machine, it adopted the advantage that bevel grinding possessed, overcome its deficiency again, to directly grind and combine together with bevel grinding, realized dual-use, it have efficient height, grinding quality good, simple in structure, be convenient to detection and maintenance and characteristics such as applied widely, be suitable for the large, medium and small type billet of reconditioning, various billets are carried out the whole peeling reconditioning.

Fig. 1 is the front view of the sharpening machine for copper billet described in the utility model when adopting bevel grinding.

Fig. 2 is the vertical view of the sharpening machine for copper billet described in the utility model when adopting bevel grinding.

Among the figure: 1 emery wheel bistrique, 2 belts, 3 grinding wheel drive mitors, 4 emery wheel arms, 5 feeding motors, 6 shaft couplings, 7 decelerators, 8 leading screws, 9 screws, 10 slides, 11 bases, 12,13 notch boards, 14 worm gears, 15 worm screws, 16 lift cylinders, 17 steel billets, 18 clamp cylinder, 19 dollies, 20 bearings, 21 clamps, 22 turn over pawl.

Below in conjunction with accompanying drawing in detail sharpening machine for copper billet described in the utility model is described in detail.

The motion mode of sharpening machine for copper billet described in the utility model is that emery wheel is done rotation and in-movement, the cart transport steel billet is done vertically to move back and forth, but grinding method not only can directly grind but also bevel grinding as required, and this can be controlled by slew gear, and full machine adopts air-operated control.

Clamping, the mechanism of upset steel billet is arranged in dolly, by bearing 20, the rotating pawl 22 that turns over, clamp 21, clamp cylinder 18 compositions such as grade, during clamping, earlier steel billet 17 is moved in the dolly 19, with turning over pawl 22 and bearing 20 supports, 20 backs start clamping cylinder 18, the clamp 21 that driving links to each other with its end withstands steel billet and is fixed on the position to be grinding, after this base face or this corner angle reconditioning are good, when turning over remaining face of base reconditioning or corner angle, unclamp clamp 21 earlier, rotate then and turn over pawl 22, steel billet is flipped an angle by deadweight or center of gravity deflection, withstand with clamp 21 at last, and steel billet is fixed on the another location to be grinding, the rest may be inferred, after treating that the equal reconditioning of whole blank finishes, draw off outside the car with unloading base cylinder jack-up steel billet, steel billet can being translated under the car.Mill platform motor can be alternating current generator, also can be direct current generator, when using direct current generator, can realize stepless speed regulation, better effects if, and this motor realizes that with the exposed gear power axle dolly is reciprocating along the track of steel billet in-line direction by deceleration device.

Grinding wheel drive mitor 3 is a slip electric motor, rotate by belt 2 transmission emery wheel bistriques, lift cylinder 16 links to each other with emery wheel arm 4 and is used to regulate the height of emery wheel bistrique and presses down bistrique, feeding motor 5 is an alternating current generator, by shaft coupling 6, decelerator 7, driving is arranged in the leading screw 8 of slide 10, make slide 10 on base 11, do horizontal reciprocating motion, to regulate the horizontal level of bistrique, this mechanism drives emery wheel arm 4 by the notch board 13 that links to each other with slide 10 and makes emery wheel bistrique 1 also do equidirectional motion with contactless stopping means control traverse feed stroke.Emery wheel bistrique 1 can be transferred to steel billet 17 by above-mentioned two mechanisms and desire on reconditioning faces or the contacted grinding position, angle.

Long-armed slew gear is between slide 10 and notch board 13, and link to each other with both by the axle 12 that is arranged in slide 10, on axle 12, be connected with the whirligig of forming by worm gear 14, worm screw 15, can drive emery wheel arm 4 rotary grinding wheel end faces by notch board 13 with 15 of hand rotary worms, make angle Q conversion between 45 °～90 ° of the abrasive wheel end face and the steel billet ordinate direction of motion, during reconditioning base face, adopt bevel grinding, Q is transferred between 45 °～90 °, usually be transferred to 55 °, during the reconditioning corner angle, adopt directly mill, Q is transferred to 90 °, and the conversion of reconditioning mode is very convenient.

Claims

1, a kind of sharpening machine for copper billet, comprise and contain mill platform motor, decelerator and place steel billet and can and contain bearing at the travelling mechanism of the reciprocating dolly of steel billet in-line direction simultaneously, turn over pawl, the clamping of the steel billet of clamp and clamping cylinder, upset and unload the mill platform part that base mechanism forms and contain grinding wheel drive mitor, belt, the emery wheel driving mechanism of emery wheel arm and emery wheel and contain the feeding motor, shaft coupling, leading screw, the slide that joins and on base, to slide by screw and leading screw, the lower end links to each other notch board that upper end and emery wheel arm link and the abrasive machine part of the emery wheel feeding of the lift cylinder that joins with the emery wheel arm and press mechanism composition with slide, it is characterized in that being provided with between slide and emery wheel arm by what axle and slide linked to each other with notch board containing worm gear, but the long emery wheel revolution of arm mechanism of endless screw apparatus rotary grinding wheel end face.