CN209394478U - A kind of abrasive disk and equipment for the finishing of taper roller rolling surface - Google Patents

Abstract

The utility model discloses a kind of milling apparatus and abrasive disk external member for the finishing of taper roller rolling surface, milling apparatus includes host, abrasive disk external member and roller circulation disk external system.Host includes pedestal, column, crossbeam, slide unit, top tray, lower tray, axial loading device and main shaft device.It includes roller collection device, roller transportation system, roller dressing mechanism and roller feed mechanism that roller, which recycles disk external system,.Abrasive disk external member includes the first and second abrasive disks a pair of coaxial and that front is positioned opposite.The front of first abrasive disk includes one group of straight-line groove for being radially distributed in the first abrasive disk basal plane (the positive round conical surface), the front of second abrasive disk includes one or more helicla flute for being distributed in the second abrasive disk basal plane (the positive round conical surface), and the sum of cone-apex angle of the first, second abrasive disk basal plane is 360 °.The utility model milling apparatus has the finishing ability of high-volume taper roller rolling surface.

Description

A kind of abrasive disk and equipment for the finishing of taper roller rolling surface

Technical field

The utility model relates to a kind of abrasive disk external members and milling apparatus for the finishing of taper roller rolling surface, belong to In bearing roller precision processing technology field.

Background technique

Tapered roller bearing is widely used in all kinds of rotating machineries.Circular cone as one of tapered roller bearing important part Roller, the form accuracy and dimensional uniformity of rolling surface have great influence to the performance of bearing.At this stage, well known circle Bore the processing process on roller rolls surface are as follows: blank forms (turning or cold-heading or rolling), (buffing rolls table for roughing Face), heat treatment, semifinishing (hard grind rolling surface) and finishing.Well known taper roller rolling surface finishes main Process is microstoning.

Microstoning is a kind of using microstone as grinding tool, and oilstone applies lower pressure to workpiece machining surface And make of reciprocating vibration a little and low speed feed motion at a high speed along workpiece machining surface, to realize the skin processing side of micro cutting Method.Currently, the finishing of taper roller rolling surface, which mostly uses, is not in the mood for penetration type superfine processing method.The processing part of its equipment Be made of with the superfinishing spiral deflector roll of spiral rolling track and one (or one group) equipped with the superfinishing head of oilstone a pair, taper roller by Guide rolls support simultaneously drives, and makees again along a track adaptable with taper roller rolling surface element line while rotating low Fast feed motion, oilstone is rolled along taper roller while oilstone is pressed to taper roller rolling surface with lower pressure by superfinishing head The plain line on dynamic surface makees the rolling surface implementation finishing that high speed is of reciprocating vibration a little, to taper roller.It is super not being in the mood for penetration type In finishing passes, is sequentially passed through with a batch of taper roller and pass through machining area and be subjected to Oilstone super-finishing processing.

In addition there are one kind not to be in the mood for cut-in type superfine processing method, and the processing part of equipment is by the super of a pair of parallel arrangement Smart deflector roll and one (or one group) the superfinishing head equipped with oilstone form, and taper roller makees rotation fortune under the support and driving of deflector roll It is dynamic, along one and taper roller rolling surface element while oilstone is pressed to taper roller rolling surface with lower pressure by superfinishing head Low speed feed motion is made in the adaptable track of line and high speed is of reciprocating vibration a little, implements finishing to the rolling surface of taper roller Work.In not being in the mood for cut-in type superfinishing process, machining area is serially entered with a batch of taper roller and to be subjected to oilstone super Finishing.

There are following two aspects technological deficiencies for above two taper roller rolling surface superfine processing method: on the one hand, adding Oilstone and deflector roll state of wear, which change with time, during work is unfavorable for taper roller rolling surface form accuracy and size essence The raising of degree；On the other hand, since microstoning equipment synchronization only adds single (or a few) taper roller Work is processed the material removal amount of taper roller rolling surface hardly by same batch taper roller rolling surface diameter difference It influences, therefore is difficult to be effectively improved processed taper roller rolling surface with microstoning equipment processing taper roller rolling surface Diameter dispersibility.Above-mentioned both sides technological deficiency leads to the form accuracy and size one that are processed taper roller rolling surface Cause property is promoted and is restricted.

Chinese patent publication, publication No. CN1863642A disclose a kind of method for processing taper roller, it is characterised in that: The taper roller finishes roller surface by the method that tumbling or drum polish.Roller surface material in process Material removal has uncertainty, and this method cannot improve the dimensional accuracy and diameter dispersibility of roller.

Utility model content

In view of the problems of the existing technology, the utility model provide it is a kind of for taper roller rolling surface finishing Abrasive disk external member and milling apparatus, the milling apparatus for being equipped with the utility model abrasive disk external member are rolled with high-volume taper roller The finishing ability on dynamic surface, it can be achieved that taper roller rolling surface high point material removes more, low spot material removes less, diameter compared with The material of big taper roller rolling surface removes more, the material of the lesser taper roller rolling surface of diameter removes less, thus The processing effect of taper roller rolling surface can be improved in the form accuracy and dimensional uniformity that taper roller rolling surface can be improved Rate reduces processing cost.

In order to solve the above-mentioned technical problem, the utility model proposes it is a kind of for taper roller rolling surface finishing Abrasive disk external member, including a pair of coaxial the first abrasive disk and the second abrasive disk, the front of first abrasive disk is ground with second The front of mill is positioned opposite；

The front of first abrasive disk includes the straight-line groove of one group of radial distribution and connects adjacent two directly The transition face of line trenches；Occur when the surface of the straight-line groove includes attrition process with the rolling surface of processed taper roller The working face of contact and the non-working surface not being in contact with processed taper roller rolling surface；The straight-line groove working face On a monosymmetric scanning surface, the scanning surface is cross-section scanning surface；The scan path of the scanning surface is straight line, institute The bus (i.e. scanning profile) of scanning surface is stated in the normal section of the straight-line groove；In the normal section of the straight-line groove, The cross section profile of the scanning surface is two symmetrical straightways, and the angle between two straightways is 2 θ；The straight line The symmetrical plane of groove working face is the line of symmetry of the cross section profile comprising the scanning surface and the scan path of the scanning surface Plane；The axis of taper roller is processed when attrition process in the symmetrical plane of the straight-line groove working face, the quilt Processing taper roller rolling surface occurs line with two symmetric sides of the straight-line groove working face respectively and contacts (tangent)；It is described The scan path of scanning surface is processed the midpoint of the mapping of the rolling surface of taper roller on its axis, the scan path excessively (straight line) is the baseline of the straight-line groove；The semi-cone angle of the processed taper roller isThe processed taper roller The angle of the baseline of axis and the straight-line groove is γ, and

For the baseline profile of all straight-line grooves on a positive round conical surface, the positive round conical surface is first abrasive disk Basal plane, the axis of the basal plane is the axis of first abrasive disk, and the cone-apex angle of the basal plane is 2 α；The straight-line groove Baseline in the shaft section of first abrasive disk, the symmetrical plane of the straight-line groove working face and include the straight line ditch The shaft section of first abrasive disk of alveolobasilar line is overlapped；

The front of second abrasive disk includes the transition face of one or more helicla flute and connection adjacent grooves；It is described The working face that is in contact when the surface of helicla flute includes attrition process with processed taper roller and with processed taper roller The non-working surface not being in contact；When the working face of the helicla flute includes attrition process with the rolling table of processed taper roller The working face one and fallen with the stub end ball basal plane of processed taper roller or stub end rounded corner or small head end that face is in contact The working face two that fillet is in contact；The working face one and working face two are described respectively on scanning surface one and scanning surface two Scanning surface one and scanning surface two are cross-section scanning surface；Under the constraint of the first abrasive disk straight-line groove working face, quilt Rolling surface and the working face one for processing taper roller are tangent, the stub end ball basal plane or stub end rounded corner or microcephaly Hold rounded corner and the working face two tangent；The scan path of the scanning surface one and scanning surface two was the processed circle The normal cone equiangular spiral boring the midpoint of the mapping of the rolling surface of roller on its axis and being distributed on a positive round conical surface Line；The positive round conical surface is the basal plane of second abrasive disk, and the axis of the basal plane is the axis of second abrasive disk；Institute The bus (i.e. scanning profile) of scanning surface one and scanning surface two is stated in the shaft section of second abrasive disk；Described second grinds The cone-apex angle of mill basal plane is 2 β, and+2 β=360 ° 2 α；

When 2 α=2 β=180 °, the axis of first abrasive disk is perpendicular to the first abrasive disk basal plane, and described The axis of two abrasive disks removes the baseline of the straight-line groove in first abrasive disk perpendicular to the second abrasive disk basal plane Shaft section in except there is also the baseline of the straight-line groove not situations in the shaft section of first abrasive disk；Work as institute When stating the baseline of straight-line groove not in the shaft section of first abrasive disk, the symmetrical plane of the straight-line groove working face is flat Row is in the axis of first abrasive disk；

When the rolling surface design for being processed taper roller has convexity, therewith where adaptable straight-line groove working face The cross section profile of scanning surface corresponding correction of the flank shape is carried out according to the crown curve of the rolling surface.

Further, the entrance of each straight-line groove of the first abrasive disk is respectively positioned on the outer rim of first abrasive disk, institute The outlet for stating each straight-line groove of the first abrasive disk is respectively positioned on the inner edge of first abrasive disk；Or first abrasive disk is each straight The entrance of line trenches is respectively positioned on the inner edge of first abrasive disk, and the outlet of each straight-line groove of the first abrasive disk is respectively positioned on institute State the outer rim of the first abrasive disk.

When using free abrasive grain lapping mode, by select the working face of the first abrasive disk straight-line groove material and The material of the working face of the second abrasive disk helicla flute, so that the second abrasive disk helicla flute under attrition process operating condition The friction pair that the material of the material of working face and processed taper roller forms rotates processed taper roller around own axes Generated sliding friction driving moment is greater than the material and processed circular cone of the working face of the first abrasive disk straight-line groove The friction pair of the material composition of roller rotates generated sliding-frictional resistance square around own axes to processed taper roller, from And it drives and is processed taper roller around own axes continuous rotation.

When attrition process, under the constraint of the working face of the first abrasive disk straight-line groove, the processed circular cone rolling The rolling surface of son occurs line with the working face one of the helicla flute and contacts (tangent), the stub end of the processed taper roller Ball basal plane or stub end rounded corner or small head end rounded corner occur line with the working face two of the helicla flute and contact (tangent)；It is described Processed taper roller only has the rotary motion freedom degree around own axes.

When attrition process, the helicla flute of corresponding second abrasive disk is each with the straight-line groove of first abrasive disk Confluce, along the direction and process of one small head end of the straight-line groove baseline profile in the first abrasive disk straight-line groove The adaptable processed taper roller of the cross section profile of scanning surface where the working face of the helicla flute of the confluce.Definition: Corresponding each confluce, the work of the working face of the first abrasive disk straight-line groove and the second abrasive disk helicla flute Region made of face is surrounded is attrition process region H.

A kind of milling apparatus for the finishing of taper roller rolling surface, including master are proposed in the utility model simultaneously Abrasive disk external member in machine, roller circulation disk external system and the utility model；

The host includes pedestal, column, crossbeam, slide unit, top tray, lower tray, axial loading device and main shaft device；

The pedestal, column and crossbeam form the frame of the host；

First abrasive disk of the abrasive disk external member is connect with the lower tray, the second abrasive disk of the abrasive disk external member It is connect with the top tray；

The slide unit is connect by the axial loading device with the crossbeam, and the column is also used as guiding parts Axis for the slide unit along second abrasive disk for linear motion provides guiding role；The slide unit is described axially loaded Under the driving of device, under the constraint of the column or other guiding parts, the axial direction along second abrasive disk makees straight line fortune It is dynamic；

The main shaft device is for driving first abrasive disk or the second abrasive disk to turn round around its axis；

The roller circulation disk external system includes roller collection device, roller transportation system, roller dressing mechanism and roller Feed mechanism；

The exit of each straight-line groove of the first abrasive disk is arranged in the roller collection device, for collecting from described Leave the processed taper roller of attrition process region H in the outlet of each straight-line groove；

The roller transportation system is used to processed taper roller being delivered to the rolling from the roller collection device At sub- feed mechanism；

The front end of the roller feed mechanism is arranged in the roller dressing mechanism, for by the axis of processed taper roller Line is adjusted to direction required by the roller feed mechanism, by the direction of the small head end of processed taper roller be adjusted to and its The adaptable direction of the cross section profile of scanning surface where the working face for the second abrasive disk helicla flute that will enter；

When attrition process, there are two ways for the revolution of the abrasive disk external member；Mode one, first abrasive disk are around it Axis revolution, second abrasive disk do not turn round；Mode two, first abrasive disk do not turn round, and second abrasive disk is around it Axis revolution；

There are three kinds of configurations for the host: host configuration one is used for abrasive disk external member single-revolution in a manner of；Main machine frame Type two is used for abrasive disk external member two-revolution in a manner of；Host configuration three is not only suitable for the abrasive disk external member in a manner of one and returns Turn, and is suitable for abrasive disk external member two-revolution in a manner of；

Corresponding to host configuration one:

The main shaft device is mounted on the pedestal, passes through the first grinding described in the subiculum dish driving connected to it Coil the revolution of its axis；The top tray is connect with the slide unit；

When attrition process, first abrasive disk is turned round around its axis；The slide unit is in the column or other guide parts Under the constraint of part, ground together with top tray connected to it and the second abrasive disk being connect with the top tray along described second The axis of mill is approached to first abrasive disk, and to the processed circle being distributed in each straight-line groove of the first abrasive disk It bores roller and applies operating pressure；

The roller feed mechanism is separately mounted to the inlet of each helicla flute of the second abrasive disk, for described the One is processed when the entrance of any straight-line groove of one abrasive disk is intersected with the entrance of the second abrasive disk helicla flute Taper roller push enters the entrance of the first abrasive disk straight-line groove；

Corresponding to host configuration two:

The main shaft device is mounted on the slide unit, passes through the second grinding described in the pop-up dish driving connected to it Coil the revolution of its axis；The lower tray is mounted on the pedestal；

When attrition process, second abrasive disk is turned round around its axis；The slide unit is in the column or other guide parts Under the constraint of part, together with thereon main shaft device, the top tray that is connected with the main shaft device and be connected with the top tray The second abrasive disk approached along the axis of second abrasive disk to first abrasive disk, and to be distributed in it is described first grinding Processed taper roller in each straight-line groove of disk applies operating pressure；

The roller feed mechanism is separately mounted to the inlet of each straight-line groove of the first abrasive disk, for described One is added when the entrance of any helicla flute of second abrasive disk is intersected with the entrance of the first abrasive disk straight-line groove The push of work taper roller enters the entrance of the first abrasive disk straight-line groove；

Corresponding to host configuration three: two sets of main shaft devices are provided with, wherein a set of main shaft device is mounted on the pedestal, It is turned round by the first abrasive disk described in the subiculum dish driving connected to it around its axis, another set of main shaft device is mounted on institute It states on slide unit, is turned round by the second abrasive disk described in the pop-up dish driving connected to it around its axis；Two sets of main shafts Device is provided with locking mechanism, and the same time only allows the single-revolution of first abrasive disk and the second abrasive disk, and another Abrasive disk is in circumferential locking state；

When single-revolution carries out attrition process to the abrasive disk external member of milling apparatus in a manner of, first abrasive disk and second The relative motion of abrasive disk is identical as the host configuration one；The installation site of the roller feed mechanism and effect and the master Mechanism type one is identical；

When two-revolution carries out attrition process to the abrasive disk external member of milling apparatus in a manner of, first abrasive disk and second The relative motion of abrasive disk and the host configuration two-phase are same；The installation site of the roller feed mechanism and effect and the master Mechanism type two is identical；

When attrition process, taper roller is processed from the entrance of the first abrasive disk straight-line groove and enters attrition process area Domain H leaves attrition process region H from the outlet of the first abrasive disk straight-line groove, then from the first abrasive disk straight line ditch The outlet of slot, sequentially via the roller collection device, roller transportation system, roller dressing mechanism and roller feed mechanism, into Enter the entrance of the first abrasive disk straight-line groove, is formed and be processed taper roller between the first abrasive disk and the second abrasive disk Along the straight-line feed and the circulation of collection, conveying, arrangement, feeding via roller circulation disk external system of straight-line groove baseline；Institute Stating the path circulated in except the abrasive disk external member is from the outlet of the first abrasive disk straight-line groove, sequentially via described Roller collection device, roller transportation system, roller dressing mechanism and roller feed mechanism, into the first abrasive disk straight line ditch The entrance of slot, defining the path is that roller recycles disk outer pathway.

Further, when attrition process, the first abrasive disk basal plane is overlapped with the second abrasive disk basal plane；Described It is connected on one abrasive disk front and connects adjacent spiral shell on the transition face and second abrasive disk front of two adjacent straight-line grooves There is gap between the transition face of spin slot.

In the milling apparatus for the finishing of taper roller rolling surface of the utility model,

It is also provided with magnetic texure inside second abrasive disk of the abrasive disk external member, is outside the roller circulation disk System further includes that roller demagnetizer has following two kinds inside the second abrasive disk of abrasive disk external member the case where setting magnetic texure One of situation:

Situation one, using fixed grain lapping mode grinding ferromagnetism material processed taper roller when, ground second Magnetic texure is arranged in the inside of mill, by adjusting the magnetic field strength of the magnetic texure, so that the second abrasive disk spiral The working face of slot rotates generated sliding friction driving around own axes to the processed taper roller of the ferromagnetism material Torque be greater than the first abrasive disk straight-line groove working face to the processed taper roller of the ferromagnetism material around itself Axis rotates generated sliding-frictional resistance square, to drive the processed taper roller of the ferromagnetism material around itself axis Line continuous rotation；

Situation two, using free abrasive grain lapping mode grinding ferromagnetism material processed taper roller when, described second Abrasive disk built-in magnetic structure is processed the ferromagnetism material with increasing the working face of the second abrasive disk helicla flute Taper roller rotates generated sliding friction driving moment around own axes, so that the processed circular cone of the ferromagnetism material Roller is around own axes continuous rotation not by the material of the working face of the first abrasive disk straight-line groove and second grinding The matching of the material of the working face of valve snail spin slot restricts.

Compared with prior art, the utility model has the beneficial effects that

During attrition process, closed in the working face of the first abrasive disk straight-line groove and the first abrasive disk helicla flute working face In each attrition process region H made of enclosing, be processed taper roller rolling surface respectively with the first abrasive disk straight-line groove Working face two sides and the second abrasive disk helicla flute working face one occur line contact, be processed taper roller stub end Ball basal plane or stub end rounded corner or small head end rounded corner occur line with the working face two of the second abrasive disk helicla flute and contact, the It is processed taper roller under the friction-driven of the working face of two abrasive disk helicla flutes to rotate around own axes, is processed taper roller Opposite sliding occurs for the working face of rolling surface and the first abrasive disk straight-line groove, rolls to realize to processed taper roller The attrition process on surface.The direct phase of contact stress of the material removal and rolling surface and straight-line groove working face of rolling surface It closes, when the high point and straight-line groove of larger-diameter processed taper roller rolling surface or processed taper roller rolling surface When the face contact that works, the contact stress of rolling surface and straight-line groove working face is larger, and the material of the rolling surface of contact position is gone It is larger except measuring；When the processed taper roller rolling surface of small diameter or the low spot of processed taper roller rolling surface and directly When line trenches work face contact, the contact stress of rolling surface and straight-line groove working face is smaller, the rolling surface of contact position Material removal amount is smaller.To can realize taper roller rolling surface high point material more remove, low spot material remove less, diameter compared with The material of big taper roller rolling surface removes more, the material of the lesser taper roller rolling surface of diameter removes less.

Due to the opening Design of the first abrasive disk straight-line groove and the second abrasive disk helicla flute, there are quilts in attrition process Straight-line feed of the taper roller between the first abrasive disk and the second abrasive disk along straight-line groove baseline is processed to follow with via roller The collection of the ring disk external system, conveying, the circulation for arranging, being sent into, and it is former via processed taper roller when roller circulation disk external system Some order can be disturbed.

On the one hand, the opening Design of the first abrasive disk straight-line groove and the second abrasive disk helicla flute is adapted to large quantities of very much Measure the finishing of taper roller rolling surface；On the other hand, the processed taper roller upset when recycling disk external system via roller Order makes preceding feature, and " taper roller rolling surface high point material removes more, low spot material removes less, the circular cone being relatively large in diameter The material on roller rolls surface removes more, the material of the lesser taper roller rolling surface of diameter removes less " can diffuse to it is whole A processing batch, so that the form accuracy and dimensional uniformity of the taper roller rolling surface of entire batch can be improved；Another side When face is due to attrition process, the first abrasive disk straight-line groove and the second abrasive disk helicla flute have dozens of to as many as hundreds of friendships It can locate, i.e., there are dozens of to hundreds of processed taper rollers to participate in grinding, simultaneously so as to improve taper roller rolling table The processing efficiency in face reduces processing cost.

Detailed description of the invention

Fig. 1 is the utility model abrasive disk external member schematic diagram；

Fig. 2 (a) is the utility model the first abrasive disk straight-line groove structural representation and processed taper roller rolling surface With the contact relation schematic diagram of straight-line groove working face；

Fig. 2 (b) is the three dimensional structure diagram for being processed taper roller；

Fig. 2 (c) is the two-dimensional structure schematic diagram for being processed taper roller；

Fig. 2 (d) is that the scanning profile of the scanning surface where the working face of the utility model the first abrasive disk straight-line groove shows It is intended to；

Fig. 3 is the utility model the first abrasive disk basal plane schematic diagram；

Fig. 4 (a) is the utility model the second abrasive disk helical groove structure schematic diagram；

Fig. 4 (b) is the contact relation schematic diagram that the utility model is processed taper roller and helicla flute working face；

Fig. 4 (c) is the feature schematic diagram of the utility model normal cone equiangular helical spiral；

Fig. 5 (a) is that contact and movement of the taper roller with abrasive disk are processed under the utility model attrition process state certainly By spending constrained schematic diagram；

Fig. 5 (b) is the portion the E enlarged drawing in Fig. 5 (a)；

Fig. 6 (a) is that the utility model is processed taper roller and helicla flute work face contact schematic diagram one；

Fig. 6 (b) is that the utility model is processed taper roller and helicla flute work face contact schematic diagram two；

Fig. 6 (c) is that the utility model is processed taper roller and helicla flute work face contact schematic diagram three；

Fig. 7 is that distribution of the taper roller in straight-line groove and helicla flute is processed under the utility model attrition process state Schematic diagram；

Fig. 8 (a) is one structural schematic diagram of host configuration of the utility model milling apparatus；

Fig. 8 (b) is two structural schematic diagram of host configuration of the utility model milling apparatus；

Fig. 9 (a) is one taper roller of the host configuration circulation schematic diagram of the utility model milling apparatus；

Fig. 9 (b) is two taper roller of the host configuration circulation schematic diagram of the utility model milling apparatus；

Figure 10 (a) is that the utility model host configuration one is processed circulation signal of the taper roller inside and outside abrasive disk external member Figure；

Figure 10 (b) is that the utility model host configuration one is processed taper roller in the pushing of helicla flute inlet working face Effect is lower to enter attrition process area schematic；

Figure 11 (a) is that the utility model host configuration two is processed circulation signal of the taper roller inside and outside abrasive disk external member Figure；

Figure 11 (b) is that the utility model host configuration two is processed taper roller in the pushing of helicla flute inlet working face Effect is lower to enter attrition process area schematic.

In figure:

11- pedestal；

12- column；

13- crossbeam；

14- slide unit；

15- top tray；

16- lower tray；

17- axial loading device；

18- main shaft device；

2- abrasive disk external member；

The first abrasive disk of 21-；

The front of the first abrasive disk of 211-；

The straight-line groove of the first abrasive disk of 2111-；

The working face of 21111- the first abrasive disk straight-line groove；

211111, two symmetric sides of the working face of the first abrasive disk of 211112- straight-line groove；

The symmetrical plane of the working face of 21112- the first abrasive disk straight-line groove；

Scanning surface where the working face of 21113- the first abrasive disk straight-line groove；

Cross section profile of the scanning surface in its normal section where the working face of 211131- the first abrasive disk straight-line groove；

2111311, the scanning surface where the working face of the first abrasive disk straight-line groove of 2111312- composition is in its normal section Two symmetrical line sections of interior cross section profile；

Cross section profile of the scanning surface in its normal section where the working face of 211132- the first abrasive disk straight-line groove Line of symmetry；

The normal section of 21114- the first abrasive disk straight-line groove；

Baseline (the scanning surface where the working face of the first abrasive disk straight-line groove of 21116- the first abrasive disk straight-line groove Scan path, straight line)；

The baseline of 21117- the first abrasive disk straight-line groove；

The entrance of 21118- the first abrasive disk straight-line groove；

The outlet of 21119- the first abrasive disk straight-line groove；

The transition face of two adjacent straight-line grooves of 2112- the first abrasive disk of connection；

The mounting surface of the first abrasive disk of 212-；

The axis of the first abrasive disk of 213-；

The basal plane (the positive round conical surface) of the first abrasive disk of 214-；

Transversal of 2141- the first abrasive disk basal plane in the first abrasive disk shaft section；

The shaft section of the first abrasive disk of 215-；

The second abrasive disk of 22-；

The front of the second abrasive disk of 221-；

The helicla flute of the second abrasive disk of 2211-；

The working face of 22111- the second abrasive disk helicla flute；

The working face one of 221111- the second abrasive disk helicla flute；

The working face two of 221112- the second abrasive disk helicla flute；

Scanning surface where the working face of 22112- the second abrasive disk helicla flute；

Scanning surface one where the working face one of 221121- the second abrasive disk helicla flute；

Scanning surface two where the working face two of 221122- the second abrasive disk helicla flute；

Section of the scanning surface in the second abrasive disk shaft section where the working face of 22113- the second abrasive disk helicla flute Profile；

Scanning surface one where the working face one of 221131- the second abrasive disk helicla flute is in the second abrasive disk shaft section Cross section profile one；

Scanning surface two where the working face two of 221132- the second abrasive disk helicla flute is in the second abrasive disk shaft section Cross section profile two；

The baseline of 22116- the second abrasive disk helicla flute (sweep by scanning surface where the working face of the second abrasive disk helicla flute Retouch path, normal cone helix)；

The tangent line of 22117- normal cone equiangular helical spiral；

The entrance of 22118- the second abrasive disk helicla flute；

The outlet of 22119- the second abrasive disk helicla flute；

The transition face of each helicla flute of 2212- the second abrasive disk of connection；

The mounting surface of the second abrasive disk of 222-；

The axis of the second abrasive disk of 223-；

The basal plane (the positive round conical surface) of the second abrasive disk of 224-；

Transversal of 2241- the second abrasive disk basal plane in the second abrasive disk shaft section；

Plain line on 2242- the second abrasive disk basal plane；

Tangent line on 2243- the second abrasive disk basal plane；

225- the second abrasive disk shaft section；

3- is processed taper roller；

31- is processed the axis of taper roller；

32- is processed the rolling surface of taper roller；

321- is processed two symmetric sides point of the working face of taper roller rolling surface and the first abrasive disk straight-line groove Not Fa Sheng line contact contact line；

322- is processed taper roller rolling surface and connects with what the working face one of the second abrasive disk helicla flute generation line contacted Touch line；

33- is processed the small head end of taper roller；

331- is processed the small head end rounded corner of taper roller；

3312- is processed the small head end rounded corner of taper roller and contacts with the working face two of the second abrasive disk helicla flute generation line Contact line；

34- is processed the stub end of taper roller；

341- is processed taper roller stub end rounded corner；

3412- is processed taper roller stub end rounded corner and contacts with the working face two of the second abrasive disk helicla flute generation line Contact line；

342- is processed taper roller stub end ball basal plane；

3422- is processed taper roller stub end ball basal plane and contacts with the working face two of the second abrasive disk helicla flute generation line Contact line；

4- roller recycles disk external system；

41- roller collection device；

43- roller transportation system；

44- roller dressing mechanism；

45- roller feed mechanism；

451- roller feed channel；

The positioning surface of 4511- roller feed channel；

452- docks helicla flute；

4521- docks helicla flute working face；

45211- docks helicla flute working face one；

45212- docks helicla flute working face two；

C, D- is processed the two-end-point that taper roller rolling surface maps on its axis；

When G- attrition process, the confluce of the first abrasive disk straight-line groove and the second abrasive disk helicla flute；

When H- attrition process, corresponding each confluce G, the working face of the first abrasive disk straight-line groove and second grinds valve snail Region made of the working face of spin slot surrounds；

When J- attrition process, the first abrasive disk straight-line groove entrance is intersected with the entrance of the second abrasive disk helicla flute entrance Place；

When K- attrition process, the outlet that the outlet of the first abrasive disk straight-line groove is exported with the second abrasive disk helicla flute is intersected Place；

M₁/M₂Cross section profile of the scanning surface in its normal section where the working face of the first abrasive disk straight-line groove of composition Two symmetrical line sections in any straightway midpoint；

The dynamic point on a plain line on P- the second abrasive disk basal plane；

Q- is processed the midpoint of the mapping of taper roller rolling surface on its axis；

The cone-apex angle of 2 α-the first abrasive disk basal planes；

The cone-apex angle of 2 β-the second abrasive disk basal planes；

The angle of the axis of taper roller and the baseline of the first abrasive disk straight-line groove is processed when γ-attrition process；

Cross section profile of the scanning surface in its normal section where the working face of 2 θ-composition the first abrasive disk straight-line groove The angle of two symmetrical line sections；

It is processed the cone angle of taper roller；

λ-normal cone equiangular helical spiral helix angle；

The baseline of h- the first abrasive disk straight-line groove is at a distance from straight-line groove baseline；

l₁Form cross section profile of the scanning surface in its normal section where the working face of the first abrasive disk straight-line groove The midpoint of any straightway is at a distance from the intersection point of two straightway extended lines in two symmetrical line sections；

l₂Form cross section profile of the scanning surface in its normal section where the working face of the first abrasive disk straight-line groove The length of any straightway in two symmetrical line sections；

L- is processed the axial length of taper roller rolling surface；

R- is processed taper roller stub end radius；

SR- is processed taper roller stub end ball basal plane radius.

Specific embodiment

The utility model is described in further detail below in conjunction with figure embodiment.The implementation described by reference to attached drawing Example is exemplary, it is intended to for explaining the utility model, and should not be understood as limiting the present invention.In addition, following Size, material, shape and its relative configuration of the constituent part recorded in embodiment etc., such as without special specific record, and The scope of the utility model this is not only limitted to.

The utility model proposes a kind of abrasive disk external member for the finishing of taper roller rolling surface, including it is a pair of same The first abrasive disk 21 and the second abrasive disk 22 of axis 213 and 223, the front 211 of first abrasive disk 21 and the second abrasive disk 22 front 221 is positioned opposite, as shown in Figure 1, appended drawing reference 213 is axis (i.e. the first abrasive disk basal plane of the first abrasive disk The axis of the 214 positive round conical surfaces), appended drawing reference 223 is axis (the i.e. 224 positive round conical surface of the second abrasive disk basal plane of the second abrasive disk Axis).

The mounting surface 212 of first abrasive disk and the mounting surface 222 of the second abrasive disk are respectively back to first grinding The front 211 of disk and the front 221 of the second abrasive disk, first abrasive disk 21 and the second abrasive disk 22 are respectively by respective Mounting surface 212/222 is connected with corresponding installation foundation on taper roller rolling surface finishing milling apparatus.

The front 211 of first abrasive disk 21 includes the straight-line groove of one group of (no less than 3) radial distribution The transition face 2112 of 2111 two straight-line grooves 2111 adjacent with connecting.

As shown in Fig. 2 (a), with processed taper roller 3 when the surface of the straight-line groove 2111 includes attrition process The working face 21111 that rolling surface 32 is in contact and the inoperative not being in contact with processed taper roller rolling surface 32 Face.It is respectively the three-dimensional structure and two-dimensional structure for being processed taper roller 3 shown in Fig. 2 (b) and Fig. 2 (c).

As shown in Fig. 2 (a), the straight-line groove working face 21111 is described on a monosymmetric scanning surface 21113 Scanning surface 21113 is cross-section scanning surface；The scan path of the scanning surface 21113 is straight line, the mother of the scanning surface 21113 Line (i.e. scanning profile) is in the normal section 21114 of the straight-line groove 2111.The normal section 21114 is perpendicular to described straight The plane of the scan path (straight line) of line trenches 21111.

As shown in Fig. 2 (d), in the normal section 21114 of the straight-line groove 2111, the section of the scanning surface 21113 Profile 211131 (scanning profile in the normal section 21114) is two symmetrical straightways 2111311 and 2111312, institute State the midpoint M of any straightway 2111311/2111312₁/M₂With at a distance from the intersection point of two straightway extended lines be l₁, The length of any straightway 2111311/2111312 is l₂, the angle between two straightways is 2 θ.

As shown in Fig. 2 (a), definition: the intersection point of excessively described two straightway extended lines, and it is parallel to the scanning surface The straight line of 21113 scan path is the baseline 21117 of the straight-line groove 2111.

The symmetrical plane 21112 of the straight-line groove working face 21111 is the cross section profile comprising the scanning surface 21113 The plane of the scan path of 211131 line of symmetry 211132 and the scanning surface 21113.Circular cone rolling is processed when attrition process For the axis 31 of son in the symmetrical plane 21112 of the straight-line groove working face 21111, the processed taper roller rolls table Face 32 occurs line with two symmetric sides 211111/211112 of the straight-line groove working face 21111 respectively and contacts (tangent), attached Icon note 321 be the contact line that line occurs and contacts, and the larger head end 34 of small head end 33 of the processed taper roller is closer to institute State the baseline 21117 of straight-line groove.The rolling surface 32 that the scan path of the scanning surface 21113 is processed taper roller excessively exists The midpoint Q of mapping CD on its axis 31, definition: the scan path (straight line) is the baseline of the straight-line groove 2111 21116, the baseline 21116 of the straight-line groove is parallel to the baseline 21117 of the straight-line groove.

The scanning surface 21113 is the concrete meaning of cross-section scanning surface are as follows: in the baseline 21116 of the straight-line groove In normal section 21114 at different location, the cross section profile 211131 of the scanning surface 21113 is remained unchanged.

It is understood that scanning surface described in the utility model and work relation of plane thereon are as follows: scanning surface determines work Make shape, position and the boundary in face, scanning surface is continuous surface；Working face is of similar shape with corresponding scanning surface, position It sets and boundary, it is equal in the contact relation for not influencing taper roller 3 and working face, the grinding for not influencing taper roller rolling surface 32 Under the premise of even property working face be can be discontinuous.

As shown in figure 3, the baseline 21116 of all straight-line grooves is distributed on a positive round conical surface, definition: the positive round The conical surface is the basal plane 214 of first abrasive disk 21, and the axis of the basal plane 214 is the axis 213 of first abrasive disk 21.

Definition: 2 α of cone-apex angle of the first abrasive disk basal plane 214 is the institute in the shaft section 215 of first abrasive disk State basal plane 214 transversal 2141 be located at first abrasive disk 21 entity side angle, appended drawing reference α be the basal plane 214 vertex of a cone half-angle.

The baseline 21116 of the straight-line groove is in the shaft section 215 of first abrasive disk, the straight-line groove work The shaft section 215 of the symmetrical plane 21112 in face 21111 and first abrasive disk comprising the straight-line groove baseline 21116 It is overlapped.

As shown in Fig. 2 (a) and Fig. 2 (c), the semi-cone angle of the processed taper roller 3 isFor given stub end half Diameter R, rolling surface axial length L and cone angleProcessed taper roller 3, the baseline of adaptable straight-line groove therewith 21116 be h, the axis 31 of the processed taper roller and the baseline 21116 of the straight-line groove at a distance from baseline 21117 Intersect at the midpoint Q of mapping CD of the processed taper roller rolling surface 32 on its axis 31, the processed circular cone The angle of the baseline 21116 of the axis 31 of roller 3 and the straight-line groove 2111 is γ, and:

It is adapted with the given processed taper roller 3, the scanning where composition straight-line groove working face 21111 The midpoint M of any straightway 2111311/2111312 in two symmetrical line sections of the cross section profile 211131 in face 21113₁/ M₂With the intersection point distance l of two straightway extended lines₁, any straightway 2111311/2111312 length l₂、 And the baseline 21116 of the straight-line groove and 21117 distance h of baseline, it can be according to being processed taper roller when attrition process Rolling surface 32 contacts (tangent) relationship with the line of the straight-line groove working face 21111, sets using analytic method or by three-dimensional Meter software diagrammatically determines.

Scanning surface where the straight-line groove working face 21111 being adapted with the given processed taper roller 3 21113 can state with the structural relation of the processed taper roller 3 are as follows: the first abrasive disk according to when attrition process is straight The working face 21111 of line trenches is to the constraint relationship of the given processed taper roller 3, in the straight-line groove working face The relatively described first abrasive disk straight-line groove of processed taper roller axis 31 is determined in 21111 symmetrical plane 21112 Baseline 21116 relative position and posture, i.e., the baseline of the axis 31 of the described processed taper roller 3 and the straight-line groove 21116 intersect at the midpoint Q of mapping CD of the processed taper roller rolling surface 32 on its axis 31, and with it is described straight The angle of the baseline 21116 of line trenches is γ.By relatively described first abrasive disk 21 of the processed taper roller 3 along described straight The baseline 21116 of line trenches is for linear motion, removes first abrasive disk physically being added with described at its front 211 The material that the rolling surface 32 of work taper roller interferes, at described positive 211 physically formed added with described Relevant two symmetrical surface of work taper roller rolling surface 32 is the scanning where the straight-line groove working face 21111 Face 21113.

Meet given processed taper roller stub end radius R, rolling surface axial length L and cone angleAnd it grinds Taper roller rolling surface 32 is processed when mill processing, and the described of (tangent) relationship is contacted with the line of straight-line groove working face 21111 The baseline 21116 of the cross section profile 211131 of scanning surface 21113 where straight-line groove working face 21111, the straight-line groove With the group of 21117 distance h of baseline and the angle γ of processed taper roller axis 31 and the straight-line groove baseline 21116 Conjunction is not unique.

The processed taper roller 3 for having convexity is designed for rolling surface 32, therewith adaptable straight-line groove working face The cross section profile 211131 of scanning surface 21113 where 21111 must carry out corresponding according to the crown curve of the rolling surface 32 Correction of the flank shape.Cross section profile 211131 after correction of the flank shape is two symmetrical and songs from the dimple to the entity of the first abrasive disk 21 Line segment.Angle of two curved sections between its respectively tangent line of midpoint is 2 θ, and excessively described two curved sections are each at it From the intersection point of the tangent line of midpoint and the straight line that is parallel to the scan path of the scanning surface 21113 is the straight-line groove 2111 Baseline 21117.

When attrition process, taper roller 3 is processed successively from the entrance of each straight-line groove 2111 of first abrasive disk 21118 enter the straight-line grooves 2111, extend through the straight-line groove 2111 and from corresponding each straight-line groove 2111 Leave the straight-line groove 2111 in outlet 21119.

The entrance 21118 of each straight-line groove 2111 of first abrasive disk is each provided at the outer rim of first abrasive disk 21, The outlet 21119 of each straight-line groove 2111 of first abrasive disk is each provided at the inner edge of first abrasive disk 21.Or it is described The entrance 21118 of each straight-line groove 2111 of first abrasive disk is each provided at the inner edge of first abrasive disk 21, first grinding The outlet 21119 of each straight-line groove 2111 of disk is each provided at the outer rim of first abrasive disk 21.Recommend first abrasive disk each The entrance 21118 of straight-line groove 2111 is each provided at the outer rim of first abrasive disk 21, each straight-line groove of the first abrasive disk 2111 outlet 21119 is each provided at the inner edge of first abrasive disk 21.

Recommend all straight-line grooves 2111 uniformly distributed around the axis 213 of first abrasive disk.

As shown in Fig. 4 (a) and Fig. 4 (b), the front 221 of second abrasive disk includes one or more helicla flute 2211 With the transition face 2212 of connection adjacent grooves 2211, Fig. 4 (a), Fig. 5 (a), Fig. 7, Fig. 8 (a), Fig. 8 (b), Fig. 9 (a), Fig. 9 It (b), is two helicla flutes shown in Figure 10 (a) and Figure 11 (a).

The working face being in contact when the surface of the helicla flute 2211 includes attrition process with processed taper roller 3 22111 and the non-working surface that is not in contact with processed taper roller 3.

Occur when the working face 22111 of the helicla flute includes attrition process with the rolling surface 32 of processed taper roller The working face 1 of contact and with the stub end ball basal plane 342 of processed taper roller (or stub end rounded corner 341 or Small head end rounded corner 331) working face 2 221112 that is in contact.

The working face 1 and working face 2 221112 are respectively in scanning surface 1 and scanning surface two On 221122, the scanning surface 1 and scanning surface 2 221122 are cross-section scanning surface.In first abrasive disk The rolling surface 32 of processed taper roller and stub end ball basal plane 342 under the constraint of straight-line groove working face 21111 (or major part Hold rounded corner 341 or small head end rounded corner 331) it is tangent with the working face 1 and working face 2 221112 respectively.Institute The scan path 22116 for stating scanning surface 1 and scanning surface 2 221122 is identical, is the processed taper roller Mapping CD of the rolling surface 32 on its axis 31 midpoint Q and the normal cone equiangular spiral that is distributed on a positive round conical surface Line.

The feature of the normal cone equiangular helical spiral 22116 are as follows: as shown in Fig. 4 (c), on the positive round conical surface 224 one Item element line 2242 makees rotary motion around the axis 223 of the positive round conical surface 224, and a dynamic point P makees straight line fortune along the plain line 2242 Dynamic, tangent line 22117 of the track of the dynamic point P in dynamic point P exists with perpendicular to the plain line 2242, the described positive round conical surface 224 The included angle X of the tangent line 2243 of dynamic point P is to determine angle, and λ ≠ 0.The track of the dynamic point P is the normal cone equiangular helical spiral 22116, the included angle X is the helix angle of the normal cone equiangular helical spiral 22116.

Definition: the working face 1 and 2 221112 place scanning surface 1 of working face and scanning surface two 221122 scan path 22116 is the baseline of the second abrasive disk helicla flute 2211, and the positive round conical surface is second grinding The basal plane 224 of disk 22, the axis of the basal plane 224 are the axis 223 of second abrasive disk 22.

As shown in Fig. 4 (a), definition: 2 β of cone-apex angle of the second abrasive disk basal plane 224 is in second abrasive disk 22 Shaft section 225 in the transversal 2241 of the basal plane 224 be located at the angle of the 22 entity side of the second abrasive disk, appended drawing reference β is the vertex of a cone half-angle of the basal plane 224.

The bus (i.e. scanning profile) of the scanning surface 1 and scanning surface 2 221122 is in second grinding In the shaft section 225 of disk.

The scanning surface 1 and scanning surface 2 221122 are the concrete meaning of cross-section scanning surface are as follows: in institute's spiral shell In the second abrasive disk shaft section 225 at the different location of the baseline 22116 of spin slot, the section of the scanning surface 1 The cross section profile 2 221132 of profile 1 and scanning surface 2 221122 remains unchanged.

2 β of cone-apex angle of the second abrasive disk basal plane 224 and 2 α of cone-apex angle of the first abrasive disk basal plane 214 meet relationship:

+ 2 β=360 ° 2 α

When attrition process, under the constraint of the working face 21111 of the first abrasive disk straight-line groove, such as Fig. 5 (a) institute Show, the portion E that Fig. 5 (b) is Fig. 5 (a) amplifies, the work of the rolling surface 32 and the helicla flute of the processed taper roller Line contact (tangent), (or the stub end rounded corner of stub end ball basal plane 342 of the processed taper roller occur for face 1 341 or small head end rounded corner 331) line occur with the working face 2 221112 of the helicla flute contact (tangent).It is described to be processed Taper roller 3 only has the rotary motion freedom degree around own axes 31.

When attrition process, the processed taper roller 3 in the first abrasive disk difference straight-line groove 2111 is distributed in institute When stating the same helicla flute 2211 of the second abrasive disk, small head end 33 in the first abrasive disk difference straight-line groove 2111 It is directed toward identical.The direction of the small head end 33 depends on the working face of helicla flute 2211 locating for the processed taper roller 3 The cross section profile 22113 of scanning surface 22112 where 22111, or it is directed to the first abrasive disk straight-line groove 2111 Outlet 21119, or it is directed to the entrance 21118 of the first abrasive disk straight-line groove 2111.First abrasive disk is same When processed taper roller 3 in straight-line groove 2111 is distributed in the second abrasive disk difference helicla flute 2211, described The direction of small head end 33 in the same straight-line groove 2111 of first abrasive disk can be different.Fig. 4 (a), Fig. 5 (a), Fig. 7, Fig. 8 (a), two helicla flutes shown in Fig. 8 (b), Fig. 9 (a), Fig. 9 (b), Figure 10 (a) and Figure 11 (a), wherein the work of a helicla flute The small head end 33 for making the corresponding processed taper roller 3 of cross section profile 22113 of the scanning surface 22112 where face 22111 is directed toward The outlet 21119 of the first abrasive disk straight-line groove 2111, the scanning surface where the working face 22111 of another helicla flute The small head end 33 of the corresponding processed taper roller 3 of 22112 cross section profile 22113 is directed toward the first abrasive disk straight-line groove 2111 entrance 21118.

As shown in Fig. 6 (a), as the microcephaly of the processed taper roller 3 in the first abrasive disk straight-line groove 2111 When the outlet 21119 of the straight-line grooves 2111 is directed toward at end 33, the processed taper roller stub end ball basal plane 342 with it is described Line contact occurs for the working face 2 221112 of helicla flute, and appended drawing reference 3422 is that the contact line of line contact occurs.

As shown in Fig. 6 (b), as the microcephaly of the processed taper roller 3 in the first abrasive disk straight-line groove 2111 The outlet 1119 of the straight-line groove 2111 is directed toward at end 33 and the helix angle λ of the baseline 22116 of the helicla flute is greater than centainly When the radius SR of the stub end ball basal plane 342 of value or the processed taper roller is greater than certain value, the processed circular cone rolling Sub- stub end rounded corner 341 occurs line with the working face 2 221112 of the helicla flute and contacts, and appended drawing reference 3412 is that line occurs The contact line of contact.

As shown in Fig. 6 (c), as the microcephaly of the processed taper roller 3 in the first abrasive disk straight-line groove 2111 When the entrance 21118 of the straight-line grooves 2111 is directed toward at end 33, the processed small head end rounded corner 331 of taper roller with it is described Line contact occurs for the working face 2 221112 of helicla flute, and appended drawing reference 3312 is that the contact line of line contact occurs.

As shown in Fig. 6 (a), Fig. 6 (b) and Fig. 6 (c), appended drawing reference 322 is the rolling surface of the processed taper roller 32 with the contact line of the working face 1 of the helicla flute.

As shown in Fig. 4 (b), the cross section profile of the scanning surface 1 where the working face 1 of the helicla flute One 221131 (scanning profiles of scanning surface 1 in the second abrasive disk shaft section 225) and the processed circular cone roll Sub- rolling surface 32 and the line contact relation of the working face 1 of the helicla flute and the baseline 22116 of the helicla flute It is directly related.

The cross section profile 2 221132 of scanning surface 2 221122 where the working face 2 221112 of the helicla flute is (described The scanning profile of scanning surface 2 221122 in second abrasive disk shaft section 225) and the processed taper roller stub end ball base Face 342 (or stub end rounded corner 341 or small head end rounded corner 331) is contacted with the line of the working face 2 221112 of the helicla flute The baseline 22116 of relationship and the helicla flute is directly related.

The cross section profile 1 and work of scanning surface 1 where the working face 1 of the helicla flute The cross section profile 2 221132 for making the scanning surface 2 221122 where face 2 221112 can be respectively according to processed taper roller rolling The line contact relation of the working face 1 of dynamic surface 32 and the helicla flute is processed taper roller stub end ball basal plane 342 (or stub end rounded corner 341 or small head end rounded corners 331) are contacted with the line of the working face 2 221112 of the helicla flute The baseline 22116 of relationship and the helicla flute is diagrammatically determined using analytic method or by Three-dimensional Design Software.

Scanning surface 22112 where the helicla flute working face 22111 being adapted with the given processed taper roller 3 It can be stated with the structural relation of the processed taper roller 3 are as follows: the first abrasive disk straight line ditch according to when attrition process The working face 21111 of slot grinds the constraint relationship of the given processed taper roller 3, first abrasive disk 21 and second The relative positional relationship when structural relation and its attrition process of mill 22 determines that processed taper roller axis 31 is relatively described The position of the baseline 22116 of second abrasive disk basal plane 224 and helicla flute and posture, i.e., the axis 31 of the described processed taper roller In the shaft section 225 of second abrasive disk, with the second abrasive disk basal plane 224 in the second abrasive disk shaft section 225 Transversal 2241 intersect at the processed taper roller rolling surface 32 on its axis 31 mapping CD midpoint Q, and with The angle of the transversal 2241 is γ, and intersects at the processed circle with the baseline 22116 of the second abrasive disk helicla flute Bore the midpoint Q of mapping CD of the roller rolls surface 32 on its axis 31.In conjunction with the small head end of processed taper roller 3 33 described Direction in first abrasive disk straight-line groove 2111, by relatively described second abrasive disk 22 of the processed taper roller 3 along institute The baseline 22116 for stating helicla flute makees the movement of normal cone equiangular spiral.When the quilt in the first abrasive disk straight-line groove 2111 When the small head end 33 of processing taper roller 3 is directed toward the outlet 21119 of the straight-line groove 2111, second grinding is removed respectively Disk is physically (or big with the rolling surface 32 of the processed taper roller and stub end ball basal plane 342 at its front 221 Head end rounded corner 341) material that interferes, be physically the respectively formed and processed circle at described positive 221 The rolling surface 32 and the relevant surface of stub end ball basal plane 342 (or stub end rounded corner 341) for boring roller are the spiral shell Scanning surface 1 and scanning surface 2 221122 where spin slot working face 1 and working face 2 221112, the spiral shell The cross section profile 22113 and small head end 33 of scanning surface 22112 where the working face 22111 of spin slot are directed toward the straight-line groove The processed taper roller 3 of 2111 outlet 21119 is adapted.When the quilt in the first abrasive disk straight-line groove 2111 When the small head end 33 of processing taper roller 3 is directed toward the entrance 21118 of the straight-line groove 2111, second grinding is removed respectively Disk physically occurs with the rolling surface 32 of the processed taper roller and small head end rounded corner 331 at its front 221 The material of interference, the rolling surface 32 with the processed taper roller being physically respectively formed at described positive 221 It is 2 221112 place of helicla flute working face 1 and working face with the relevant surface of small head end rounded corner 331 Scanning surface 1 and scanning surface 2 221122, scanning surface 22112 where the working face 22111 of the helicla flute Cross section profile 22113 and 3 phase of processed taper roller for the outlet 21118 that small head end 33 is directed toward the straight-line groove 2111 are suitable It answers.

When the entrance 21118 of the first abrasive disk straight-line groove 2111 is located at the outer rim of first abrasive disk 21, institute When stating the outlet 21119 of the first abrasive disk straight-line groove 2111 and being located at the inner edge of first abrasive disk 21, second grinding The entrance 22118 of valve snail spin slot 2211 is located at the outer rim of second abrasive disk 22, the second abrasive disk helicla flute 2211 Outlet 22119 is located at the inner edge of second abrasive disk 22.When the entrance 21118 of the first abrasive disk straight-line groove 2111 is set Described first is located in the outlet 21119 of the inner edge, the first abrasive disk straight-line groove 2111 of first abrasive disk 21 to grind When the outer rim of mill 21, the entrance 22118 of the second abrasive disk helicla flute 2211 be located at the inner edge of second abrasive disk 22, The outlet 22119 of the second abrasive disk helicla flute 2211 is located at the outer rim of second abrasive disk 22.

Recommend all helicla flutes 2211 uniformly distributed around the axis 223 of second abrasive disk.

When 2 α=2 β=180 °, the first abrasive disk basal plane 214 and the second abrasive disk basal plane 224 are plane；Institute The axis 213 of the first abrasive disk is stated perpendicular to the first abrasive disk basal plane 214, the axis 223 of second abrasive disk is vertical In the second abrasive disk basal plane 224, and except the baseline 21116 of the straight-line groove is in the shaft section of first abrasive disk There is also the baseline 21116 of the straight-line groove not situations in the shaft section 215 of first abrasive disk except in 215. When the baseline 21116 of the straight-line groove is not in the shaft section 215 of first abrasive disk, the straight-line groove work The symmetrical plane 21112 in face 21111 is parallel to the axis 213 of first abrasive disk, and when attrition process, is processed circular cone rolling The axis 231 of son is not in the shaft section 215/225 of first abrasive disk and the second abrasive disk.

When attrition process, the first abrasive disk basal plane 214 is overlapped with the second abrasive disk basal plane 224；Described first Transition face 2112 and second abrasive disk front 221 of two adjacent straight-line grooves 2111 are connected on abrasive disk front 211 There is gap between the transition face 2212 of upper connection adjacent grooves 2211.

As shown in fig. 7, when attrition process, helicla flute 2211 and first abrasive disk of corresponding second abrasive disk Each confluce G of straight-line groove 2111, along the straight-line groove 2111 in the first abrasive disk straight-line groove 2111 Baseline 21116 is distributed direction and 22111 institute of working face of the helicla flute 2211 by the confluce G of one small head end 33 Scanning surface 22112 the adaptable processed taper roller 3 of cross section profile 22113.Definition: corresponding each confluce G, the working face 21111 of the first abrasive disk straight-line groove and the working face 22111 of the second abrasive disk helicla flute surround Made of region be attrition process region H.

A kind of milling apparatus for the finishing of taper roller rolling surface, including master are proposed in the utility model simultaneously Machine, roller circulation disk external system 4 and aforementioned abrasive disk external member 2, as shown in Fig. 8 (a) and Fig. 8 (b).

The host includes pedestal 11, column 12, crossbeam 13, slide unit 14, top tray 15, lower tray 16, axially loaded dress Set 17 and main shaft device 18.

The pedestal 11, column 12 and crossbeam 13 form the frame of the host.

First abrasive disk 21 of the abrasive disk external member 2 is connect with the lower tray 16, and the second of the abrasive disk external member 2 Abrasive disk 22 is connect with the top tray 15.

The slide unit 14 is connect by the axial loading device 17 with the crossbeam 13, and the column 12 is also used as Guiding parts is that the slide unit 14 along the axis of second abrasive disk for linear motion provides guiding role.The slide unit 14 exists Under the driving of the axial loading device 17, under the constraint of the column 12 or other guiding parts, along second grinding The axial direction of disk 22 is for linear motion.

The main shaft device 18 is for driving first abrasive disk 21 or the second abrasive disk 22 to turn round around its axis.

As shown in Fig. 9 (a) and Fig. 9 (b), the roller circulation disk external system 4 includes roller collection device 41, roller conveying System 43, roller dressing mechanism 44 and roller feed mechanism 45.

The roller collection device 41 is arranged at the outlet 21119 of each straight-line groove 2111 of first abrasive disk, uses The processed taper roller 3 of attrition process region H is left from the outlet 21119 of each straight-line groove 2111 in collection.

The roller transportation system 43 is used to processed taper roller 3 being delivered to institute from the roller collection device 41 It states at roller feed mechanism 45.

The front end of the roller feed mechanism 45 is arranged in the roller dressing mechanism 44, is used for processed taper roller Axis 31 be adjusted to direction required by the roller feed mechanism 45, and by the small head end 33 of processed taper roller 3 It is directed toward the scanning surface 22112 where the working face 22111 for the second abrasive disk helicla flute 2211 for being adjusted to enter with it The adaptable direction of cross section profile 22113.

When attrition process, there are two ways for the revolution of the abrasive disk external member 2；Mode one, first abrasive disk 21 It is turned round around its axis, second abrasive disk 22 does not turn round；Mode two, first abrasive disk 21 do not turn round, and described second grinds Mill 22 is turned round around its axis.

There are three kinds of configurations for the host: host configuration one is used for the single-revolution in a manner of of abrasive disk external member 2；Main machine frame Type two is used for the two-revolution in a manner of of abrasive disk external member 2；Host configuration three is not only suitable for the abrasive disk external member 2 in a manner of one Revolution, and it is suitable for the two-revolution in a manner of of abrasive disk external member 2.

Corresponding to host configuration one, as shown in Fig. 8 (a), the main shaft device 18 is mounted on the pedestal 11, by with Its described lower tray 16 connected drives first abrasive disk 21 to turn round around its axis；The top tray 15 and the slide unit 14 Connection, second abrasive disk 22 and top tray 15 are not turned round.

When attrition process, first abrasive disk 21 is turned round around its axis 213 relative to second abrasive disk 22.It is described The gyratory directions of first abrasive disk 21 need to be according to the rotation direction and its entrance 22118 of the second abrasive disk helicla flute 2211, outlet 22119 position determines, to guarantee that processed taper roller 3 can be from the entrance of each straight-line groove 2111 of first abrasive disk Leave the straight-line groove in 21118 outlets 21119 for entering the straight-line groove 2111 and self-corresponding each straight-line groove 2111 2111.The slide unit 14 under the constraint of the column 12 or other guiding parts, together with top tray 15 connected to it and The second abrasive disk 22 connecting with the top tray is approached along the axis of second abrasive disk 22 to first abrasive disk 21, And operating pressure is applied to the processed taper roller 3 being distributed in each straight-line groove of first abrasive disk 21.

As shown in Figure 10 (a) and Figure 10 (b), each helicla flute 2211 of second abrasive disk is each equipped with a rolling Sub- feed mechanism 45, the roller feed mechanism 45 are separately mounted to the entrance of each helicla flute 2211 of second abrasive disk At 22118, for the entrance 21118 and the second abrasive disk helicla flute in any straight-line groove 2111 of first abrasive disk One processed push of taper roller 3 is entered into the first abrasive disk straight-line groove when 2211 entrance 22118 intersects 2111 entrance 21118.

Roller feed channel 451 and one section of docking helicla flute 452, the docking are provided in the roller feed mechanism 45 The working face 4521 of helicla flute 452 is continuity of the working face 22111 of the second abrasive disk helicla flute in roller feed mechanism 45, It is described docking helicla flute working face 4521 include processed taper roller 3 feeding during with processed taper roller What rolling surface 32 and stub end ball basal plane 342 (or stub end rounded corner 341 or small head end rounded corner 331) were in contact respectively Working face 1 and working face 2 45212, the working face 1 and working face 2 45212 of the docking helicla flute 452 It is the continuity of the working face 1 and working face 2 221112 of the second abrasive disk helicla flute, the roller feed channel respectively 451 intersect with the docking helicla flute 452.It is being processed entrance 21118 of the taper roller 3 into the straight-line groove 2111 During, under the constraint of the roller feed channel 451, be processed taper roller 3 axis 31 with its enter described in enter 31 keeping parallelism of axis when straight-line groove 2111 at mouthfuls 21118, or by parallel close to being transitioned into parallel.

When attrition process, in the turning course of first abrasive disk 21, each helicla flute 2211 of the second abrasive disk Entrance 22118 at roller feed mechanism 45 in docking helicla flute 452 respectively successively with each straight line of the first abrasive disk The entrance 21118 of groove 2111 intersects.At the entrance 22118 of any helicla flute 2211, in the helicla flute 2211 The docking helicla flute 452 and any straight-line groove 2111 of first abrasive disk in roller feed mechanism 45 at entrance 22118 Entrance 21118 when intersecting, under the push effect of gravity or the roller feed mechanism 45, one small head end 33 It is directed toward the quilt adaptable with the cross section profile 22113 of the scanning surface 22112 where the working face 22111 of the helicla flute 2211 Taper roller 3 is processed along itself radial direction, with its rolling surface 32 to the working face of the first abrasive disk straight-line groove 2111 21111 close modes, into the entrance 21118 of the first abrasive disk straight-line groove 2111.Into the straight-line groove The processed taper roller 3 of 2111 entrance 21118 is turned round with relatively described second abrasive disk 22 of first abrasive disk 21, with Docking helicla flute 452 in the roller feed mechanism 45 at the entrance 22118 of the second abrasive disk helicla flute 2211 afterwards Enter the attrition process region H under the push effect of working face 4521.

On the one hand, the sliding friction for being processed taper roller 3 in the working face 22111 of the second abrasive disk helicla flute is driven Around 31 continuous rotation of own axes under the driving of kinetic moment；On the other hand, as shown in Fig. 9 (a), the attrition process is come into Lasting push effect lower edge institute of the processed taper roller 3 of region H in the working face 22111 of the second abrasive disk helicla flute The baseline 21116 for stating the first abrasive disk straight-line groove makees straight-line feed movement, extends through the straight-line groove 2111, and from institute State the outlet 22119 of each helicla flute 2211 of the second abrasive disk and the outlet 21119 of each straight-line groove 2111 of first abrasive disk Outlet confluce K leave the attrition process region H, complete an attrition process.Leave the quilt of the attrition process region H Taper roller 3 is processed via roller collection device 41, roller transportation system 43 and roller dressing mechanism 44, original order is beaten After unrest again under the action of roller feed mechanism 45 from the entrance 22118 of each helicla flute 2211 of second abrasive disk with The entrance confluce J of the entrance 21118 of each straight-line groove 2111 of first abrasive disk sequentially enters the attrition process region H.The continuous circulating repetition of entire process of lapping, until being processed the surface quality of the rolling surface 32 of taper roller, form accuracy Reach technical requirements with dimensional uniformity, finishing step terminates.

Corresponding to host configuration two, as shown in Fig. 8 (b), the main shaft device 18 is mounted on the slide unit 14, by with Its described top tray 15 connected drives second abrasive disk 22 to turn round around its axis；The lower tray 16 is mounted on the base On seat 11, first abrasive disk 21 and lower tray 16 are not turned round.

When attrition process, second abrasive disk 22 is turned round around its axis 223 relative to second abrasive disk 21.It is described The gyratory directions of second abrasive disk 22 need to be according to the rotation direction and its entrance 22118 of the second abrasive disk helicla flute 2211, outlet 22119 position determines, to guarantee that processed taper roller 3 can be from the entrance of each straight-line groove 2111 of first abrasive disk Leave the straight-line groove in 21118 outlets 21119 for entering the straight-line groove 2111 and self-corresponding each straight-line groove 2111 2111.The slide unit 14 under the constraint of the column 12 or other guiding parts, together with thereon main shaft device 18, with it is described The connected top tray 15 of main shaft device 18 and the second abrasive disk 22 being connected with the top tray 15 are along second abrasive disk 22 axis is approached to first abrasive disk 21, and processed in each straight-line groove of first abrasive disk 21 to being distributed in Taper roller 3 applies operating pressure.

As shown in Figure 11 (a) and Figure 11 (b), each straight-line groove 2111 of first abrasive disk is each equipped with described in one Roller feed mechanism 45, the roller feed mechanism 45 are separately mounted to the entrance of each straight-line groove 2111 of first abrasive disk At 21118, for the entrance 22118 and the first abrasive disk straight-line groove in any helicla flute 2211 of second abrasive disk One processed push of taper roller 3 is entered into the first abrasive disk straight-line groove when 2111 entrance 21118 intersects 2111 entrance 21118.

It is provided with roller feed channel 451 in the roller feed mechanism 45, in entering for any straight-line groove 2111 At mouth 21118, the positioning surface 4511 of the roller feed channel 451 is that the straight-line groove working face 21111 is sent into roller Continuity in mechanism 45.During being processed entrance 21118 of the taper roller 3 into the straight-line groove 2111, in institute Under the positioning support of positioning surface 4511 for stating roller feed channel, the axis 31 of taper roller 3 is processed in the straight-line groove In 2111 central plane 21112, and described be processed is intersected at angle γ with the baseline 21116 of the straight-line groove 2111 The midpoint Q of mapping CD of the taper roller rolling surface 32 on its axis 31.

When attrition process, in the turning course of second abrasive disk 22, each helicla flute 2211 of the second abrasive disk Entrance 22118 respectively successively intersected with the entrance 21118 of each straight-line groove 2111 of first abrasive disk.Any described straight Entrance 21118 and any spiral of the second abrasive disk at the entrance 21118 of line trenches 2111, in the straight-line groove 2111 When the entrance 22118 of slot 2111 intersects, under the push effect of the roller feed mechanism 45, the finger of one small head end 33 To the helicla flute 2211 intersected in entrance confluce J with the entrance 21118 of the straight-line groove 2111 with entrance 22118 Working face 22111 where scanning surface 22112 the adaptable processed taper roller 3 of cross section profile 22113 with its rolling The mode that surface 32 is slided on the working face 21111 of the straight-line groove 2111, along the baseline of the straight-line groove 2111 21116 enter the entrance 21118 of the first abrasive disk straight-line groove 2111.Into the entrance of the straight-line groove 2111 Work of the 21118 processed taper roller 3 at the entrance 22118 of the second abrasive disk helicla flute 2211 then turned over Enter the attrition process region H under the push effect in face 22111.

On the one hand, the sliding friction for being processed taper roller 3 in the working face 22111 of the second abrasive disk helicla flute is driven Around 31 continuous rotation of own axes under the driving of kinetic moment；On the other hand, as shown in Fig. 9 (b), the attrition process is come into Lasting push effect lower edge institute of the processed taper roller 3 of region H in the working face 22111 of the second abrasive disk helicla flute The baseline 21116 for stating the first abrasive disk straight-line groove makees straight-line feed movement, extends through the straight-line groove 2111, and from institute State the outlet 22119 of each helicla flute 2211 of the second abrasive disk and the outlet 21119 of each straight-line groove 2111 of first abrasive disk Outlet confluce K leave the attrition process region H, complete an attrition process.Leave the quilt of the attrition process region H Taper roller 3 is processed via roller collection device 41, roller transportation system 43 and roller dressing mechanism 44, original order is beaten After unrest again under the action of roller feed mechanism 45 from the entrance 22118 of each helicla flute 2211 of second abrasive disk with The entrance confluce J of the entrance 21118 of each straight-line groove 2111 of first abrasive disk sequentially enters the attrition process region H.The continuous circulating repetition of entire process of lapping, until being processed the surface quality of the rolling surface 32 of taper roller, form accuracy Reach technical requirements with dimensional uniformity, finishing step terminates.

Corresponding to host configuration three, two sets of main shaft devices 18 are provided with, wherein a set of main shaft device 18 is mounted on the base On seat 11, first abrasive disk 21 is driven to turn round around its axis by the lower tray 16 connected to it, another set of main shaft Device 18 is mounted on the slide unit 14, drives second abrasive disk 22 around its axis by the top tray 15 connected to it Line revolution；Two sets of main shaft devices 18 are provided with locking mechanism, and the same time only allows first abrasive disk 21 and The single-revolution of two abrasive disks 22, and another abrasive disk is in circumferential locking state.

When single-revolution carries out attrition process to the abrasive disk external member 2 of milling apparatus in a manner of, first abrasive disk 21 with The relative motion of second abrasive disk 22 is identical as the host configuration one；Structure, the installation site of the roller feed mechanism 45 It is identical as the host configuration one with acting on；The circulating path and process of lapping of processed taper roller 3 and the host configuration One is identical.

When two-revolution carries out attrition process to the abrasive disk external member 2 of milling apparatus in a manner of, first abrasive disk 21 with The relative motion of second abrasive disk 22 and the host configuration two-phase are same；Structure, the installation site of the roller feed mechanism 45 It is same with the host configuration two-phase with acting on；The circulating path and process of lapping of processed taper roller 3 and the host configuration Two is identical.

When attrition process, taper roller 3 is processed from the entrance 21118 of the first abrasive disk straight-line groove and enters grinding Machining area H leaves attrition process region H from the outlet 21119 of the first abrasive disk straight-line groove, then grinds from described first The outlet 21119 of mill straight-line groove, sequentially via the roller collection device 41, roller transportation system 43, roller collator Structure 44 and roller feed mechanism 45 form into the entrance 21118 of the first abrasive disk straight-line groove and are processed taper roller 3 straight-line feed between the first abrasive disk 21 and the second abrasive disk 22 along straight-line groove baseline 21116 is recycled with via roller The circulation of collection, the conveying, arrangement, feeding of disk external system 4.The path circulated in except the abrasive disk external member 2 be from The outlet 21119 of the first abrasive disk straight-line groove, sequentially via the roller collection device 41, roller transportation system 43, Roller dressing mechanism 44 and roller feed mechanism 45, into the entrance 21118 of the first abrasive disk straight-line groove, described in definition Path is that roller recycles disk outer pathway.

When the utility model is implemented, free abrasive grain lapping mode or fixed grain lapping mode can be used.

When using fixed grain grinding, the working face 21111 of the first abrasive disk straight-line groove is by fixed grain material Material is made.

When using free abrasive grain lapping mode, the working face 21111 of the first abrasive disk straight-line groove can be selected respectively Material and the second abrasive disk helicla flute working face 22111 material so that described second under attrition process operating condition The friction pair that the material of the material of the working face 22111 of abrasive disk helicla flute and processed taper roller 3 forms is to processed circle Cone roller 3 rotates the work that generated sliding friction driving moment is greater than the first abrasive disk straight-line groove around own axes 31 The friction pair that the material of the material and processed taper roller 3 of making face 21111 forms is to processed taper roller 3 around own axes 31 rotate generated sliding-frictional resistance square, are processed taper roller 3 around 31 continuous rotation of own axes to drive.

When the material of the working face 21111 of the first abrasive disk straight-line groove selects polytetrafluoroethylene (PTFE), described second to grind When the material of the working face 22111 of mill helicla flute selects polymethyl methacrylate, it can be achieved that GCr15, G20CrNi2MoA, The processed taper roller 3 of the materials such as Cr4Mo4V is around 31 continuous rotation of own axes.

Using the quilt of fixed grain lapping mode grinding ferromagnetism material (such as GCr15, G20CrNi2MoA, Cr4Mo4V) When processing taper roller 3, magnetic texure can be set in the inside of the second abrasive disk 22, in the second abrasive disk helicla flute Working face 22111 is formed about magnetic field.By adjusting the magnetic field strength of the magnetic texure, make the second abrasive disk helicla flute Working face 22111 sufficiently strong magnetic attraction is generated to the processed taper roller 3 of the ferromagnetism material so that described second The working face 22111 of abrasive disk helicla flute rotates institute around own axes 31 to the processed taper roller 3 of the ferromagnetism material The sliding friction driving moment of generation is greater than the working face 21111 of the first abrasive disk straight-line groove to the ferromagnetism material The processed taper roller 3 of matter rotates generated sliding-frictional resistance square around own axes 31, to drive the ferromagnetism The processed taper roller 3 of material is around 31 continuous rotation of own axes.

When grinding the processed taper roller 3 of ferromagnetism material using free abrasive grain lapping mode, second abrasive disk 22 also built-in magnetic texures, to increase the working face 22111 of the second abrasive disk helicla flute to the ferromagnetism material It is processed taper roller 3 and rotates generated sliding friction driving moment around own axes 31.The ferromagnetism material at this time Being processed taper roller 3 can not be by the working face 21111 of the first abrasive disk straight-line groove around 31 continuous rotation of own axes Material and the second abrasive disk helicla flute working face 22111 material matching restrict.

It is understood that above-mentioned and following feature can not only carry out the combination as described in each example, but also can be with Other combinations or exclusive use are carried out, this is without departing from the scope of the utility model.

When carrying out attrition process to taper roller rolling surface using the utility model milling apparatus, grinding method includes Following steps:

Step 1: the second abrasive disk 22 is approached along its axis to the first abrasive disk 21, until connecting on the first abrasive disk front 211 Connect the transition face that adjacent grooves are connected on the transition face 2112 and the second abrasive disk front 221 of two adjacent straight-line grooves 2212 as close possible to but attrition process region H in processed taper roller 3 not yet simultaneously with the first abrasive disk straight-line groove Two symmetric sides 211111/211112 of working face 21111, the working face 1 of the second abrasive disk helicla flute and work Line contact, the i.e. work of the working face 21111 of the first abrasive disk straight-line groove and the second abrasive disk helicla flute occur for face 2 221112 The space for making each attrition process region H made of face 22111 is surrounded can and can only accommodate a processed circular cone rolling Son 3.

Step 2: correspond to abrasive disk external member revolution mode one, driving the first abrasive disk 21 around its axis 213 relative to The revolution of second abrasive disk, 22 low speed；Corresponding to the revolution mode two of abrasive disk external member, the second abrasive disk 22 is opposite around its axis 223 It is turned round in 21 low speed of the first abrasive disk.According to the outer diameter rotational speed of the first abrasive disk 21 and the second abrasive disk 22 be 1~ The gyratory directions of 10rpm, the first abrasive disk 21 and the second abrasive disk 22 need to according to the rotation direction of the second abrasive disk helicla flute 2211 and Its entrance 22118, the position of outlet 22119 are determining, to guarantee that processed taper roller 3 can be from each straight line ditch of the first abrasive disk The entrance 21118 of slot 2111 leaves straight into the 21119 of the outlet of straight-line groove 2111 and self-corresponding each straight-line groove 2111 Line trenches 2111.

Step 3: starting roller transportation system 43, roller dressing mechanism 44 and roller feed mechanism 45；Roller is adjusted to be sent into The feed rate of mechanism 45 is allowed to match with the opposite rotational speed of the first abrasive disk 21 and the second abrasive disk 22, to guarantee to work as When the entrance 22118 of second abrasive disk helicla flute 2211 is intersected with the entrance 21118 of the first abrasive disk straight-line groove 2111, The entrance 22118 that will there is respectively a processed taper roller 3 to enter helicla flute 2211 under the action of roller feed mechanism 45 With each entrance confluce J of the entrance 21118 of straight-line groove 2111；Adjust the conveying speed and roller of roller transportation system 43 The arrangement speed of dressing mechanism 44 is allowed to match with the feed rate of roller feed mechanism 45, makes to be processed the warp of taper roller 3 By roller transportation system 43 and roller dressing mechanism 44, each entrance confluce is timely entered under the action of roller feed mechanism 45 J；Processed taper roller 3 into entrance confluce J is subsequent because the first abrasive disk 21 and the opposite of the second abrasive disk 22 turn round Enter attrition process region under the push effect of working face 22111 at the entrance 22118 of the second abrasive disk helicla flute 2211 H；Into attrition process region H processed taper roller 3 the second abrasive disk helicla flute working face 22111 lasting pushing The baseline 21116 of effect the first abrasive disk of lower edge straight-line groove makees straight-line feed movement, extends through straight-line groove 2111, and from The outlet of the outlet 21119 of the outlet 22119 and each straight-line groove 2111 of the first abrasive disk of each helicla flute 2211 of second abrasive disk Confluce K leaves attrition process region H；The processed taper roller 3 of attrition process region H is left via roller collection device 41, roller transportation system 43 and roller dressing mechanism 44, original order be disturbed after again in the work of roller feed mechanism 45 Entrance confluce J is sequentially entered under；To establish be processed taper roller 3 the first abrasive disk 21 and the second abrasive disk 22 it Between along straight-line groove baseline 21116 straight-line feed with via the roller circulation collection of disk external system 4, conveying, arrangement, feeding Circulation.

Step 4: speed is turned round in the opposite rotational speed of the first abrasive disk 21 of adjustment and the second abrasive disk 22 to opposite work Degree is 15~60rpm, adjustment according to the opposite work rotational speed of the outer diameter of the first abrasive disk 21 and the second abrasive disk 22 The feed rate of roller feed mechanism 45 to work feed rate is allowed to opposite with the first abrasive disk 21 and the second abrasive disk 22 Work rotational speed matches, and adjusts the conveying speed of roller transportation system 43 and the arrangement speed of roller dressing mechanism 44, makes Obtain roller collection device 41, roller transportation system 43, roller dressing mechanism 44 and roller in above-mentioned roller circulation disk external system 4 The processed taper roller 3 of feed mechanism 45 everywhere storage matching, recycle it is smooth orderly.

Step 5: filling lapping liquid to attrition process region H.

Step 6: the second abrasive disk 22 is further approached along its axis to the first abrasive disk 21, so that attrition process region H Interior processed taper roller rolling surface 32 two symmetric sides with the working face 21111 of the first abrasive disk straight-line groove respectively 211111/211112 and second abrasive disk helicla flute working face 1 occur line contact, be processed taper roller it is big The working face two of head end ball basal plane 342 (or stub end rounded corner 341 or small head end rounded corner 331) and the second abrasive disk helicla flute 221112 occur lines contact, and to being distributed in the H of attrition process region each processed application of taper roller 3 initialization pressure Power is 0.5~2N according to the diameter dimension initialization pressure of processed taper roller 3.The work of second abrasive disk helicla flute Face 22111 rotates generated sliding friction driving moment around own axes 31 to processed taper roller 3 and is greater than the first grinding The working face 21111 of disk straight-line groove rotates generated sliding-frictional resistance around own axes 31 to processed taper roller 3 Square is processed taper roller 3 around own axes 31 and makees continuous rotation movement；At the same time, taper roller 3 is processed to grind second The baseline 21116 of lasting the first abrasive disk of push effect lower edge straight-line groove of the working face 22111 of mill helicla flute makees straight line Feed motion.It is processed taper roller rolling surface 32 and starts the working face 21111 for being subjected to the first abrasive disk straight-line groove and the The attrition process of the working face 1 of two abrasive disk helicla flutes.

Step 7: with attrition process process stable operation, circle is processed to each of being distributed in the H of attrition process region Cone roller 3 gradually increases operating pressure to service pressure, is worked normally and is pressed according to the diameter dimension of processed taper roller 3 Power is 2~50N.Be processed that taper roller 3 keeps step 6 with the working face 21111 of the first abrasive disk straight-line groove and the The line contact relation of the working face 22111 of two abrasive disk helicla flutes, around own axes 31 continuous rotation movement and along first The straight-line feed of the baseline 21116 of abrasive disk straight-line groove 2111 moves, and rolling surface 32 continues on through straight by the first abrasive disk The attrition process of the working face 1 of the working face 21111 of line trenches and the second abrasive disk helicla flute.

Step 8: being inspected by random samples after attrition process after a period of time to processed taper roller 3；When what is inspected by random samples When technical requirements have not yet been reached in surface quality, form accuracy and the dimensional uniformity of processed taper roller rolling surface 32, after Continue the attrition process of this step；When surface quality, form accuracy and the ruler of the processed taper roller rolling surface 32 inspected by random samples When very little consistency reaches technical requirements, nine are entered step.

Step 9: being gradually reduced operating pressure and finally to zero；Stop roller feed mechanism 45,43 and of roller transportation system Roller dressing mechanism 44 is run, and adjusts the relative rotation speed of the first abrasive disk 21 and the second abrasive disk 22 to zero；Stop adding grinding Work area domain H fills lapping liquid；The second abrasive disk 22 is driven to return to off-position along its axis 223.It collects in circulation everywhere Processed taper roller 3, so far, attrition process process terminates.

It is understood that above-mentioned step and sequence can not only carry out the combination as described in example, but also can carry out Others are applied in combination, this is without departing from the scope of the utility model.

It, can also be in following two kinds of feelings in the milling apparatus for the finishing of taper roller rolling surface of the utility model The second abrasive disk 22 under shape in the abrasive disk external member 2 is internally provided with magnetic texure.

Situation one, using fixed grain lapping mode grinding ferromagnetism material processed taper roller 3 when, ground second Magnetic texure is arranged in the inside of mill 22, by adjusting the magnetic field strength of the magnetic texure, so that the second grinding valve snail The working face 22111 of spin slot rotates generated cunning around own axes 31 to the processed taper roller 3 of the ferromagnetism material The working face 21111 that dynamic friction driving moment is greater than the first abrasive disk straight-line groove is processed the ferromagnetism material Taper roller 3 rotates generated sliding-frictional resistance square around own axes 31, to drive being added for the ferromagnetism material Work taper roller 3 is around 31 continuous rotation of own axes.

Situation two, using free abrasive grain lapping mode grinding ferromagnetism material processed taper roller 3 when, described second 22 built-in magnetic structure of abrasive disk, to increase the working face 22111 of the second abrasive disk helicla flute to the ferromagnetism material Processed taper roller 3 around own axes 31 rotate caused by sliding friction driving moment so that the ferromagnetism material Processed taper roller 3 around 31 continuous rotation of own axes not by the working face 21111 of the first abrasive disk straight-line groove Material and the second abrasive disk helicla flute working face 22111 material matching restrict.

For magnetic texure is arranged inside the second abrasive disk 22 of abrasive disk external member 2 in the utility model milling apparatus In the case of attrition process is carried out to the rolling surface of taper roller, the roller in used milling apparatus recycles disk external system 4 Further include having roller demagnetizer, roller demagnetizer be arranged in the roller transportation system 43 in roller disk outer circulation path or For to being added by the magnetized ferromagnetism material in magnetic field of the second abrasive disk built-in magnetic structure before roller transportation system 43 Work taper roller demagnetization arranges to avoid the processed taper roller of ferromagnetism material by roller transportation system 43 or roller Reunite when mechanism 44, only with previously described grinding method difference are as follows:

In step 3, while starting roller demagnetizer.

In step 6, to the processed taper roller 3 that is distributed in the H of attrition process region apply initialization pressure it Before, magnetic texure enters working condition；It is being processed taper roller 3 and applies 0.5 to each of being distributed in the H of attrition process region While the initialization pressure of~2N, the magnetic field strength of magnetic texure is adjusted, so that the working face of the second abrasive disk helicla flute 22111 pairs of processed taper rollers 3 rotate generated sliding friction driving moment around own axes 31 and are greater than the first abrasive disk The working face 21111 of straight-line groove rotates generated sliding-frictional resistance around own axes 31 to processed taper roller 3 Square makees continuous rotation movement around own axes 31 to drive and be processed taper roller 3.

In step 9, after the relative rotation speed for adjusting the first abrasive disk 21 and the second abrasive disk 22 to zero, magnetic texure Off working state is switched to, the operation of roller demagnetizer is stopped.

Due to the work for the first abrasive disk straight-line groove that the parameter designing for specific processed taper roller 3 is processed The working face 22111 for making face 21111 and the second abrasive disk helicla flute is inevitably present foozle, and first grinding Disk 21 and the second abrasive disk 22 can also have installation error when installing on milling apparatus.These foozles and installation error can The working face 21111 and second of taper roller 3 with the first abrasive disk straight-line groove is processed when can will lead to attrition process The contact condition of the working face 22111 of abrasive disk helicla flute has differences with ideal situation.

In order to reduce this species diversity, in first abrasive disk 21 and the second abrasive disk 22 for the first time before use, recommending to utilize The processed taper roller 3 of identical geometric parameter grinds the working face 21111 of the first abrasive disk straight-line groove and second The working face 22111 of valve snail spin slot is merged.Adjustment method is identical as the grinding method of processed taper roller 3；For step Rapid eight, the processed taper roller 3 for participating in adjustment is inspected by random samples, when the processed taper roller rolling surface 32 inspected by random samples When surface quality, form accuracy and dimensional uniformity reach technical requirements, the period of adjustment enters step nine；Otherwise, continue step Eight.

Claims (6)

1. a kind of abrasive disk for the finishing of taper roller rolling surface, which is characterized in that ground including a pair of first coaxially Mill (21) and the second abrasive disk (22), the front (211) of first abrasive disk (21) and the front of the second abrasive disk (22) (221) positioned opposite；

The front (211) of first abrasive disk (21) includes the straight-line groove (2111) of one group of radial distribution and connects adjacent Two straight-line grooves (2111) transition face (2112)；

The working face (21111) of the straight-line groove is on a monosymmetric scanning surface (21113), the scanning surface It (21113) is cross-section scanning surface；The scan path of the scanning surface (21113) is straight line, the mother of the scanning surface (21113) Line is in the normal section (21114) of the straight-line groove (2111)；Normal section (21114) in the straight-line groove (2111) Interior, the cross section profile (211131) of the scanning surface (21113) is two symmetrical straightways, between two straightways Angle is 2 θ；

The symmetrical plane (21112) of the working face (21111) of the straight-line groove is the section comprising the scanning surface (21113) The plane of the scan path of the line of symmetry (211132) and the scanning surface (21113) of profile (211131)；Quilt when attrition process The axis (31) of taper roller is processed in the symmetrical plane (21112) of the working face (21111) of the straight-line groove, the quilt Line occurs respectively and connects for two symmetric sides of processing taper roller rolling surface (32) and the working face (21111) of the straight-line groove Touching；The scan path of the scanning surface (21113) is processed the rolling surface (32) of taper roller on its axis (31) excessively The midpoint (Q) of (CD) is mapped, the scan path is the baseline (21116) of the straight-line groove (2111)；

The semi-cone angle of the processed taper roller (3) isThe axis (31) of the processed taper roller (3) and described straight The angle of the baseline (21116) of line trenches (2111) is γ, and:

The baseline (21116) of all straight-line grooves is distributed on a positive round conical surface, and the positive round conical surface grinds for described first The basal plane (214) of mill (21), the axis of the basal plane (214) are the axis (213) of first abrasive disk (21), the base The cone-apex angle in face (214) is 2 α；

The baseline (21116) of the straight-line groove is in the shaft section (215) of first abrasive disk, the work of the straight-line groove Make the symmetrical plane (21112) of face (21111) and the axis of first abrasive disk comprising the straight-line groove baseline (21116) Section (215) is overlapped；

The front (221) of second abrasive disk includes one or more helicla flute (2211) and connection adjacent grooves (2211) Transition face (2212)；

Occur when the working face (22111) of the helicla flute includes attrition process with the rolling surface (32) of processed taper roller The working face one (221111) of contact and stub end ball basal plane (342) or stub end rounded corner with processed taper roller (341) or the working face two (221112) that is in contact of small head end rounded corner (331), the working face one (221111) and work Face two (221112) respectively on scanning surface one (221121) and scanning surface two (221122), the scanning surface one (221121) and Scanning surface two (221122) is cross-section scanning surface；In the constraint of the first abrasive disk straight-line groove working face (21111) Under, rolling surface (32) and the working face one (221111) for being processed taper roller are tangent, the stub end ball basal plane (342) or stub end rounded corner (341) or small head end rounded corner (331) and the working face two (221112) it is tangent；It is described to sweep The scan path (22116) for retouching face one (221121) and scanning surface two (221122) was the rolling of the processed taper roller The midpoint (Q) of the dynamic mapping (CD) of surface (32) on its axis (31) and the normal cone isogonism being distributed on a positive round conical surface Helix；The positive round conical surface is the basal plane (224) of second abrasive disk (22), and the axis of the basal plane (224) is described The axis (223) of second abrasive disk (22)；The bus of the scanning surface one (221121) and scanning surface two (221122) (scans Profile) in the shaft section (225) of second abrasive disk；

The cone-apex angle of the second abrasive disk basal plane (224) is 2 β, and:

+ 2 β=360 ° 2 α；

When 2 α=2 β=180 °, the axis (213) of first abrasive disk perpendicular to the first abrasive disk basal plane (214), The axis (223) of second abrasive disk removes the baseline of the straight-line groove perpendicular to the second abrasive disk basal plane (224) (21116) there is also the baselines of the straight-line groove (21116) not to exist except the shaft section (215) of first abrasive disk is interior Situation in the shaft section (215) of first abrasive disk；When the baseline (21116) of the straight-line groove is not ground described first When the shaft section (215) of mill is interior, the symmetrical plane (21112) of the straight-line groove working face (21111) is parallel to described The axis (213) of one abrasive disk；

When rolling surface (32) design for being processed taper roller has convexity, adaptable straight-line groove working face therewith (21111) cross section profile (211131) of the scanning surface where carries out corresponding according to the crown curve of the rolling surface (32) Correction of the flank shape.

2. the abrasive disk for the finishing of taper roller rolling surface according to claim 1, which is characterized in that described first The entrance (21118) of each straight-line groove of abrasive disk (2111) is respectively positioned on the outer rim of first abrasive disk (21), and described first grinds The outlet (21119) of each straight-line groove of mill (2111) is respectively positioned on the inner edge of first abrasive disk (21)；Or described first The entrance (21118) of each straight-line groove of abrasive disk (2111) is respectively positioned on the inner edge of first abrasive disk (21), and described first grinds The outlet (21119) of each straight-line groove of mill (2111) is respectively positioned on the outer rim of first abrasive disk (21).

3. the abrasive disk for the finishing of taper roller rolling surface according to claim 1, which is characterized in that using free When abrasive finishing process mode, the material and described second of the working face (21111) by selecting the first abrasive disk straight-line groove The material of the working face (22111) of abrasive disk helicla flute, so that the second abrasive disk helicla flute under attrition process operating condition The friction pair that the material of working face (22111) and the material of processed taper roller (3) form to processed taper roller (3) around Own axes (31) rotate the working face that generated sliding friction driving moment is greater than the first abrasive disk straight-line groove (21111) the friction pair that the material of material and processed taper roller (3) forms is to processed taper roller (3) around itself axis Line (31) rotates generated sliding-frictional resistance square, to drive processed taper roller (3) continuous around own axes (31) Rotation.

4. a kind of milling apparatus for the finishing of taper roller rolling surface, which is characterized in that including host, such as claim Any abrasive disk (2) and roller circulation disk external system (4) for the finishing of taper roller rolling surface in 1 to 3；

The host includes pedestal (11), column (12), crossbeam (13), slide unit (14), top tray (15), lower tray (16), axis To loading device (17) and main shaft device (18)；

The pedestal (11), column (12) and crossbeam (13) form the frame of the host；

The first abrasive disk (21) of the abrasive disk (2) is connect with the lower tray (16), the second grinding of the abrasive disk (2) Disk (22) is connect with the top tray (15)；

The slide unit (14) is connect by the axial loading device (17) with the crossbeam (13), and the column (12) can be with It is the axis offer guiding role for linear motion of the slide unit (14) along second abrasive disk (22) as guiding parts；Institute Slide unit (14) is stated under the driving of the axial loading device (17), in the constraint of the column (12) or other guiding parts Under, the axis along second abrasive disk (22) is for linear motion；

The main shaft device (18) is for driving first abrasive disk (21) or the second abrasive disk (22) to turn round around its axis；

Roller circulation disk external system (4) includes roller collection device (41), roller transportation system (43), roller dressing mechanism (44) and roller feed mechanism (45)；

The roller collection device (41) is arranged at the outlet (21119) of each straight-line groove of the first abrasive disk (2111), For collecting the processed taper roller for leaving attrition process region H from the outlet (21119) of each straight-line groove (2111) (3)；

The roller transportation system (43) is for processed taper roller (3) to be delivered at the roller collection device (41) At the roller feed mechanism (45)；

Roller dressing mechanism (44) setting is used in the front end of the roller feed mechanism (45) by processed taper roller Axis (31) be adjusted to direction required by the roller feed mechanism (45), and by the microcephaly of processed taper roller (3) Sweeping where holding the direction of (33) to be adjusted to the working face (22111) for the second abrasive disk helicla flute (2211) that will enter with it Retouch the adaptable direction of the cross section profile (22113) of face (22112)；

When attrition process, there are two ways for the revolution of the abrasive disk (2)；Mode one, first abrasive disk (21) are around it Axis revolution, second abrasive disk (22) are not turned round；Mode two, first abrasive disk (21) do not turn round, and described second grinds Mill (22) is turned round around its axis；

There are three kinds of configurations for the host: host configuration one is used for the abrasive disk (2) single-revolution in a manner of；Host configuration two is used In the abrasive disk (2) two-revolution in a manner of；Host configuration three is not only suitable for the abrasive disk (2) single-revolution in a manner of, and suitable For the abrasive disk (2) two-revolution in a manner of；

Corresponding to host configuration one:

The main shaft device (18) is mounted on the pedestal (11), by described in lower tray (16) driving connected to it First abrasive disk (21) is turned round around its axis；The top tray (15) connect with the slide unit (14)；

When attrition process, first abrasive disk (21) is turned round around its axis；The slide unit (14) the column (12) or its Under the constraint of his guiding parts, together with top tray connected to it (15) and the second abrasive disk being connect with the top tray (22) it is approached along the axis of second abrasive disk (22) to first abrasive disk (21), and ground to being distributed in described first Processed taper roller (3) in disk (21) each straight-line groove applies operating pressure；

The roller feed mechanism (45) is separately mounted to the entrance (22118) of each helicla flute of the second abrasive disk (2211) Place, for the entrance (21118) and the second abrasive disk helicla flute in any straight-line groove of the first abrasive disk (2111) (2211) when entrance (22118) intersects that one processed taper roller (3) push is straight into first abrasive disk The entrance (21118) of line trenches (2111)；

Corresponding to host configuration two:

The main shaft device (18) is mounted on the slide unit (14), by described in top tray (15) driving connected to it Second abrasive disk (22) is turned round around its axis；The lower tray (16) is mounted on the pedestal (11)；

When attrition process, second abrasive disk (22) is turned round around its axis；The slide unit (14) the column (12) or its Under the constraint of his guiding parts, together with thereon main shaft device (18), be connected with the main shaft device (18) top tray (15), And the second abrasive disk (22) being connected with the top tray (15) along second abrasive disk (22) axis to described first Abrasive disk (21) approach, and the processed taper roller (3) being distributed in each straight-line groove of first abrasive disk (21) is applied Add operating pressure；

The roller feed mechanism (45) is separately mounted to the entrance (21118) of each straight-line groove of the first abrasive disk (2111) Place, for the entrance (22118) and the first abrasive disk straight-line groove in any helicla flute of the second abrasive disk (2211) (2111) when entrance (21118) intersects that one processed taper roller (3) push is straight into first abrasive disk The entrance (21118) of line trenches (2111)；

Corresponding to host configuration three:

Be provided with two sets of main shaft devices (18), wherein a set of main shaft device (18) is mounted on the pedestal (11), by with its The lower tray (16) of connection drives first abrasive disk (21) to turn round around its axis, another set of main shaft device (18) installation On the slide unit (14), second abrasive disk (22) is driven to return around its axis by the top tray (15) connected to it Turn；Two sets of main shaft devices (18) are provided with locking mechanism, and the same time only allows first abrasive disk (21) and The single-revolution of two abrasive disks (22), and another abrasive disk is in circumferential locking state；

When single-revolution carries out attrition process to the abrasive disk (2) of milling apparatus in a manner of, first abrasive disk (21) and second The relative motion of abrasive disk (22) is identical as the host configuration one；The installation site and effect of the roller feed mechanism (45) It is identical as the host configuration one；

When two-revolution carries out attrition process to the abrasive disk (2) of milling apparatus in a manner of, first abrasive disk (21) and second The relative motion of abrasive disk (22) and the host configuration two-phase are same；The installation site and effect of the roller feed mechanism (45) It is same with the host configuration two-phase.

5. the milling apparatus for the finishing of taper roller rolling surface according to claim 4, which is characterized in that grinding adds Working hour, the first abrasive disk basal plane (214) are overlapped with the second abrasive disk basal plane (224)；The first abrasive disk front (211) it is connected on the transition face (2112) and second abrasive disk positive (221) of two adjacent straight-line grooves (2111) There is gap between the transition face (2212) of connection adjacent grooves (2211).

6. the milling apparatus according to claim 4 or 5 for the finishing of taper roller rolling surface, which is characterized in that institute The second abrasive disk (22) for stating abrasive disk (2) is internally provided with magnetic texure, and roller circulation disk external system (4) further includes rolling Sub- demagnetizer, inside the second abrasive disk (22) of abrasive disk (2) the case where setting magnetic texure, have following two kinds of situations it One:

Situation one, using fixed grain lapping mode grinding ferromagnetism material processed taper roller (3) when, second grinding Magnetic texure is arranged in the inside of disk (22), by adjusting the magnetic field strength of the magnetic texure, so that the second grinding valve snail The working face (22111) of spin slot produces the processed taper roller (3) of the ferromagnetism material around own axes (31) rotation Raw sliding friction driving moment is greater than the working face (21111) of the first abrasive disk straight-line groove to the ferromagnetism material Processed taper roller (3) around own axes (31) rotate caused by sliding-frictional resistance square, to drive described ferromagnetic The processed taper roller (3) of property material is around own axes (31) continuous rotation；

Situation two, using free abrasive grain lapping mode grinding ferromagnetism material processed taper roller (3) when, described second grinds Mill (22) built-in magnetic structure, to increase the working face (22111) of the second abrasive disk helicla flute to the ferromagnetism material The processed taper roller (3) of matter rotates generated sliding friction driving moment around own axes (31), so that described ferromagnetic The processed taper roller (3) of property material is around own axes (31) continuous rotation not by the work of the first abrasive disk straight-line groove The matching for making the material of the material in face (21111) and the working face (22111) of the second abrasive disk helicla flute restricts.