A kind of tapered sleeve positioner that utilizes planer processing tapered sleeve internal keyway to use
Technical field
The invention belongs to the Machining Technology field, relate in particular to a kind of tapered sleeve positioner that utilizes planer processing tapered sleeve internal keyway to use.
Background technology
Tapered sleeve is tapered hub, is part important in product, and it has taper hole, with the main shaft interference fits, is connected.When connecting, usually adopt key to be coordinated location with keyway; Require keyway to have good guidance quality, the both sides of key are close in keyway, after requiring dismounting, key has not allowed the phenomenon of killing or burn.Therefore, require keyway to possess good linearity, and require the keyway both sides to there is higher symmetry (<0.01/300mm).
In the process of keyway, for the tapered sleeve of taper hole size less (tapered sleeve microcephaly stomidium footpath φ<230mm), the right-angle milling head of general lathe can not pass taper hole, causes keyway to process.At present, the taper hole keyway that enables processing adds and mainly adopts the right-angle milling head that size is less man-hour, but the rigidity of right-angle milling head is inadequate, therefore often needs reserved more surplus by the pincers worker repair, and production efficiency is extremely low, and labour intensity is larger; And the longer tapered sleeve for length, its taper hole is also longer, thereby causes the difficulty of repair higher, makes keyway linearity, keyway two sides symmetry all be difficult to guarantee, is difficult to guarantee the qualification rate of part.
Along with the production of product mass, the requirement of product is more and more higher, and the mode of current production is no longer suitable, is difficult to guarantee production progress and product quality.So, be badly in need of a kind of mode of new processing tapered sleeve internal keyway, can process faster the tapered sleeve internal keyway that tapering is large, the taper hole size is less, the keyway length dimension is larger.
Summary of the invention
For the prior art above shortcomings, purpose of the present invention just is to provide a kind of tapered sleeve positioner that utilizes planer processing tapered sleeve internal keyway to use, can carry out by planer the accurate processing of tapered sleeve keyway, especially tapered sleeve that can be less for the taper hole size is directly processed, thereby enhance productivity, reduce labour intensity.
To achieve these goals, the technical solution used in the present invention is such: a kind of tapered sleeve positioner that utilizes planer processing tapered sleeve internal keyway to use, it is characterized in that: comprise a horizontally disposed rectangle base plate, be fixedly installed along its length the first brace table and the second brace table that are parallel to each other on base plate, the distance between two brace tables is less than or equal to the length of tapered sleeve; Two brace tables are platy structure, and top all is circular ring structure, have the angle that angle is α between two brace tables and base plate, and the incline direction of two brace tables are identical; Wherein, the bus of tapered sleeve and the angle between axis are β, described angle α and angle β mutually more than;
Be respectively equipped with the first cushion block and the second cushion block in the circular ring structure of the first brace table and the second brace table, described the first cushion block comprises three arcs, the medial surface of described arc can fit tightly with the surface of tapered sleeve, between its lateral surface and the first brace table, has gap; The second cushion block is circular ring structure, and its endoporus is bellmouth, and the tapering of this bellmouth is consistent with the tapering of tapered sleeve; And the miner diameter end diameter of the bellmouth on the second cushion block is held the little 1-3mm of external diameter than the microcephaly of tapered sleeve;
A side that deviates from the second brace table at the first brace table is respectively equipped with at least three hold down gags, and described hold down gag is uniformly distributed around circular ring structure place circle in one week, and it comprises pressing plate and hold-down bolt, and described pressing plate is connected with brace table by hold-down bolt;
Be provided with three the first adjusting bolts on the outer rim of the circular ring structure of the first brace table, three the first adjusting bolts connected line successively are equilateral triangle, and one of them first adjusting bolt be positioned at circular ring structure directly over; The position of three arcs is corresponding with the position of three the first adjusting bolts, three the first adjusting bolts act on three arcs through after circular ring structure, can adjust the position of the first cushion block by regulating the first adjusting bolt, thereby adjust the position of tapered sleeve stub end;
Be provided with three connecting plates on the circular ring structure outer rim of the second brace table, the position of three connecting plates is corresponding with the position of the first adjusting bolt, one end of described connecting plate is connected with the circular ring structure of the second brace table, the other end extends to the first brace table direction, and away from an end of the second brace table, the second adjusting bolt is installed at connecting plate, can adjusts the position of the little head end of tapered sleeve by regulating the second adjusting bolt;
Outer rim at the second cushion block is provided with only plate, described only plate is near the bigger diameter end of the taper hole of the second cushion block, and, around the second cushion block one week, only plate is positioned at the side of the second brace table near the first brace table, can prevent that the circular ring structure of the second cushion block from the second brace table from passing.
Due to the processing of traditional keyway can't the situation that one-shot forming tapered sleeve internal keyway, especially tapered sleeve are long, taper hole is less under, no matter adopt milling machine still manually all can't realize; Therefore the applicant has proposed the solution of the present invention in process: adopt planer to carry out the processing of taper hole internal keyway: adopt planer to coordinate cutter head, can carry out keyway processing to the tapered sleeve for taper hole size less (tapered sleeve microcephaly stomidium footpath φ<230mm), thereby realize directly the tapered sleeve endoporus being processed, and can improve the precision of keyway.But, because the knife bar of planer can only be done the straight reciprocating motion axial along it and lengthwise movement under the drive of cutter bridge, therefore need to make the machined surface of tapered sleeve endoporus be positioned at horizontal plane; Thereby designed this positioner, not only structure is simpler, and easy to use, can rapidly tapered sleeve be positioned.
Further, on the screw rod sidewall of described hold-down bolt, be provided with vertically a groove, described groove runs through the end of screw rod away from bolt head, is provided with along its length the scale layer in groove.
Further, the diameter of the circular ring structure on the first brace table is greater than the external diameter of the stub end of tapered sleeve, and the external diameter that the diameter of the circular ring structure of the second brace table is greater than the little head end of tapered sleeve is less than the external diameter of the stub end of tapered sleeve.
Further, the one or both sides of described brace table are provided with the reinforcement gusset.
Compared with prior art, the invention has the advantages that: simple in structure, with low cost, because the linear reciprocation that is processed as of planer is processed, therefore, adopt this positioner tapered sleeve not only can be fixed, and, after tapered sleeve is fixing, the downside of its taper hole is positioned at horizontal plane, so just can carry out straight reciprocating motion by the planer cutting knife, reach the purpose of processing keyway.Adopt this processing mode can carry out quickly the processing of tapered sleeve internal keyway, especially tapered sleeve that can less for the taper hole size (tapered sleeve microcephaly stomidium footpath φ<230mm) is directly processed, and machine-shaping better effects if, precision is higher, without manually carrying out a large amount of subsequent treatment, only need carry out a small amount of reconditioning and get final product, thereby can guarantee better the linearity that keyway is good, and guarantee the symmetry of keyway both sides, efficiency is higher; Thereby realize carrying out the accurate processing of tapered sleeve keyway by planer, enhance productivity, reduce labour intensity.
The accompanying drawing explanation
Fig. 1 is the structural representation of the present invention while using;
Fig. 2 is front view of the present invention;
The A that Fig. 3 is Fig. 2 is to view;
The B that Fig. 4 is Fig. 2 is to view.
In figure: 1-base plate, the 2-the first support platform, the 3-the second brace table, the 4-the first cushion block, the 5-the second cushion block, 6-hold down gag, the 7-the first adjusting bolt, 8-connecting plate, the 9-the second adjusting bolt, 10-only plates, 11-tapered sleeve.
The specific embodiment
Below in conjunction with drawings and Examples, the invention will be further described.
Embodiment: referring to Fig. 1, Fig. 2, Fig. 3 and Fig. 4, a kind of tapered sleeve positioner that utilizes planer processing tapered sleeve internal keyway to use, comprise a horizontally disposed rectangle base plate 1, be fixedly installed along its length the length that distance between the first brace table 2 of being parallel to each other and the second brace table 3, two brace tables is less than or equal to tapered sleeve 11 on base plate 1; When making, base plate 1 and two supporters all adopt metallic plate, and weld together; Be provided with the reinforcement gusset between the one or both sides of described brace table and base plate 1, can make like this to be connected more stablely between base plate 1 and two brace tables, and bearing capacity is stronger.
Two brace tables are platy structure, and top all is circular ring structure, all there is the angle that angle is α between two brace tables and base plate 1, and the incline direction of two brace tables is identical (wherein, the first brace table 2 tilts to the second brace table 3 directions, and the second brace table 3 tilts to the direction that deviates from the first brace table 2); The diameter of the circular ring structure on the first brace table 2 is greater than the external diameter of the stub end of tapered sleeve 11, and the external diameter that the diameter of the circular ring structure of the second brace table 3 is greater than the little head end of tapered sleeve 11 is less than the external diameter of the stub end of tapered sleeve 11.And the line between the center of the circular ring structure of two brace tables equates with the angle between axis with the bus of tapered sleeve 11 with the angle between horizontal plane.Wherein, the bus of tapered sleeve and the angle between axis are β, described angle α and angle β mutually remaining (being that β equates with the cone angle of tapered sleeve); Brace table is obliquely installed, thereby, while making tapered sleeve be placed on brace table, the lower side bus of tapered sleeve is positioned at horizontal plane.
Be respectively equipped with the first cushion block 4 and the second cushion block 5 in the circular ring structure of the first brace table 2 and the second brace table 3, described the first cushion block 4 comprises three arcs, the medial surface of described arc can fit tightly with the surface of tapered sleeve, the medial surface of three arcs is on the same conical surface, and the tapering of this conical surface is consistent with the tapering of tapered sleeve; Its lateral surface is positioned on the same face of cylinder, and and the first brace table 2 between there is gap (20-50mm, adjusting play).The second cushion block 5 is circular ring structure, and its endoporus is bellmouth, and the tapering of this bellmouth is consistent with the tapering of tapered sleeve, also has gap (0.5-1mm is convenient to the adjustment of assembling and the first cushion block 4) between the second cushion block 5 and the second brace table 3; And the miner diameter end diameter of the bellmouth on the second cushion block 5 is held the little 1-3mm of external diameter than the microcephaly of tapered sleeve; During concrete enforcement, the miner diameter end diameter of this bellmouth is held the little 2mm of external diameter than the microcephaly of tapered sleeve.
Outer rim at the second cushion block 5 is provided with only plate 10, described only plate 10 is near the bigger diameter end of the taper hole of the second cushion block 5, and, around the second cushion block 5 one weeks, only plate 10 is positioned at the side of the second brace table 3 near the first brace tables 2, can prevent that the circular ring structure of the second cushion block 5 from the second brace table 3 from passing.A side that deviates from the second brace table 3 at the first brace table 2 is respectively equipped with at least three hold down gags 6, described hold down gag 6 is uniformly distributed around circular ring structure place circle in one week, it comprises pressing plate and hold-down bolt, described pressing plate is connected with brace table by hold-down bolt, has the through hole passed for the screw rod that compresses bolt on pressing plate.Be provided with vertically a groove on the screw rod sidewall of described hold-down bolt, described groove runs through the end of screw rod away from bolt head, is provided with along its length the scale layer in groove; In compaction process, guarantee that by the scale layer on hold-down bolt the length of hold-down bolt precession is consistent, thereby guarantee stub end end face and the brace table place plane parallel of tapered sleeve 11, thereby guarantee tapered sleeve 11(and taper hole) lower side bus be positioned at horizontal plane (i.e. bus under mistake tapered sleeve 11 axis be positioned at horizontal plane with the tangent plane of tapered sleeve 11).As preferably, this hold down gag 6 is four, makes the stressed more balanced of tapered sleeve 11, compresses better effects if.
Because the miner diameter end diameter of the bellmouth on the second cushion block 5 is held the little 1-3mm of external diameter than the microcephaly of tapered sleeve, while therefore being installed on brace table by tapered sleeve, its little head end can't pass by the bellmouth from the second cushion block 5, like this, under the effect of the hold down gag 6 of the stub end of tapered sleeve 11 on the first brace table 2, the second cushion block 5 is applied to axial pressure, but owing to thering is only plate 10 on the second cushion block 5, therefore, the second cushion block 5 can't pass from the second brace table 3, and this just makes the location of tapered sleeve 11 on realizing axially under the acting in conjunction of hold down gag 6 and the second cushion block 5.
On the outer rim of the circular ring structure of the first brace table 2, be provided with 7, three the first adjusting bolts 7 of three the first adjusting bolts successively connected line be equilateral triangle, and one of them first adjusting bolt 7 be positioned at circular ring structure directly over; The position of three arcs is corresponding with the position of three the first adjusting bolts 7, three the first adjusting bolts 7 act on three arcs through after circular ring structure, can adjust the position of the first cushion block 4 by regulating the first adjusting bolt 7, thereby adjust the position of tapered sleeve stub end.Being equilateral triangle by three divides other first adjusting bolt 7 to carry out fine setting up and down to the position of tapered sleeve stub end better.
Be provided with three connecting plates 8 on the circular ring structure outer rim of the second brace table 3, the position of three connecting plates 8 is corresponding with the position of the first adjusting bolt 7, one end of described connecting plate 8 is connected with the circular ring structure of the second brace table 3, the other end extends to the first brace table 2 directions, and away from an end of the second brace table 3, the second adjusting bolt 9 is installed at connecting plate 8, can adjusts the position of the little head end of tapered sleeve by regulating the second adjusting bolt 9.Being equilateral triangle by three divides other second adjusting bolt 9 to carry out fine setting up and down to the position of the little head end of tapered sleeve better.
Add man-hour, this device is fixed on planer, and make knife bar axially consistent with the length direction of base plate 1 of planer, thereby knife bar can be passed from the circular ring structure of two brace tables of this device.Then by the cooperation of hold down gag 6, the first adjusting bolt 7, the first cushion block 4 and the second adjusting bolt 9, can realize fast adjustment and the location of tapered sleeve 11 positions, and make 11 times side bus of tapered sleeve be positioned at horizontal plane, after adjusting, detect the inboard levelness of tapered sleeve 11 by using dial gauge to play table, and finely tuned, thereby guarantee the levelness of the taper hole downside of tapered sleeve 11; Then regulate the position of the frame at the knife bar place on planer, make the cutter head on knife bar act on tapered sleeve endoporus downside; Finally start planer, cutter head level under the drive of knife bar at the uniform velocity moves back and forth and lengthwise movement, thereby and completes the processing of keyway by the amount of feeding that several times are regulated planer.
Finally it should be noted that, above embodiment is only in order to illustrate technical scheme of the present invention but not the restriction technologies scheme, those of ordinary skill in the art is to be understood that, those are modified or are equal to replacement technical scheme of the present invention, and do not break away from aim and the scope of the technical program, all should be encompassed in the middle of claim scope of the present invention.