CN207840316U - Without axial feed gear wheel plover mill machine - Google Patents
Without axial feed gear wheel plover mill machine Download PDFInfo
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- CN207840316U CN207840316U CN201721844403.XU CN201721844403U CN207840316U CN 207840316 U CN207840316 U CN 207840316U CN 201721844403 U CN201721844403 U CN 201721844403U CN 207840316 U CN207840316 U CN 207840316U
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Abstract
The utility model discloses a kind of without axial feed gear wheel plover mill machine, and left flank of tooth honing wheel is fixedly connected with the screw thread of left flank of tooth honing wheel shaft end by the first fastening nut by the taper hole of honing wheel.Right flank of tooth honing wheel is fixedly connected with the screw thread of right flank of tooth honing wheel shaft end by the second fastening nut by the taper hole of honing wheel.It is processed gear to be placed in parallel with workbench, two cooling tubes are placed close to grinding area.Left flank of tooth honing wheel, right flank of tooth honing wheel are meshed with processed helical gear, by adjusting two servo motor rotating speeds and angle of transformationTo control control of the honing wheel to processed helical gear honing quality and honing surplus respectively.The utility model is in batch or mass production cylinder hardens the special purpose machine tool of oblique helical gear finishing.Have mechanism simple compared with other similar lathes, easy to operate, manufacture and the cheap advantage of later maintenance cost.
Description
Technical field
The utility model is related to a kind of equipment of large scale Divergent exhaust pipes finishing, and specifically, it is related to
To a kind of lathe of external toothing without axial feed honing large scale Divergent exhaust pipes.
Background technology
Gear honing is a kind of common method finished to quenching hard gear, by the top gem of a girdle-pendant wheel for being coated with abrasive material and by gear honing wheel
Pressure and opposite sliding friction between the flank of tooth complete the removal of cutting output.Common gear honing mode includes external tooth honing, the internal tooth top gem of a girdle-pendant
Mill, three kinds of worm screw honing, it is most common be other than mesh form, " freely engage " in the process processing.With at low cost, equipment
Simple outstanding advantages, but tooth form, tooth alignment error are big, and correction profile error ability is weaker, and the precision of Gear Processing is caused to be difficult to
It improves.And the plover mill machine for having and forcing transmission chain is used, disadvantages mentioned above can be overcome, such as the Fa Xier of Switzerland
The numerical control internal messing gear honing machine of Lai Senhaoer (Reishaur) corrects strong error ability, superior performance and productivity height, but uses
Internal messing honing wheel carries out honing work, it is desirable that lathe has large-scale precision bearing and advanced in performance multi-axis linkage numerical control
System so that the manufacture of lathe is extremely complex and expensive, and later maintenance cost is high.
Invention content
Technical problem to be solved in the utility model is to overcome the problems, such as of the existing technology and defect, provides one kind
With dual servo control worm honing wheel force gear after grinding have high quality, high efficiency, low cost without axial direction into
Give gear honing bed.
It is realized to solve the above problems, the utility model uses following technical solution：
Without axial feed gear wheel honing machine, including machine tool frame (18), industrial control box, left flank of tooth honing wheel (3), right flank of tooth honing
Take turns (22), be processed gear mounting table, left processing district cooling tube (19), right processing district cooling tube (27), workpiece spindle (8),
Left flank of tooth honing wheel shaft (1), right flank of tooth honing wheel shaft (20), first servo motor (7), the second servo motor (26)
And air compressor；
Left flank of tooth honing wheel shaft (1) is parallel with right the flank of tooth honing wheel shaft (20),
Left flank of tooth honing wheel shaft (1) passes through the first honing wheel transmission shaft bearing (5) and keyway mechanism and the first servo
Motor (7) is horizontally mounted, and first servo motor end cap (6) is located at first servo motor (7) and the first honing wheel transmission shaft bearing
(5) between, first servo motor end cap (6) is connect with machine tool frame (18)；
(20 pass through the second honing wheel transmission shaft bearing (24) and keyway mechanism and the second servo to right flank of tooth honing wheel shaft
Motor (26) is horizontally mounted, and the second servo motor end cap (25) is located at the second servo motor (26) and the second honing wheel transmission shafts
Between holding (24), the second servo motor end cap (25) is connect with machine tool frame (18)；
Wheelbase horizontal direction is A, and workpiece spindle (8) is in left flank of tooth honing wheel shaft (1) and is driven with right flank of tooth honing wheel
Between axis (20), the space angle of cut with left flank of tooth honing wheel shaft (1) and right flank of tooth honing wheel shaft (20) is 90 °,
And perpendicular to processed helical gear (12) mounting table plane.Workpiece spindle (8) and left flank of tooth honing wheel shaft (1), the right flank of tooth top gem of a girdle-pendant
The wheelbase of emery wheel transmission shaft (20) is respectively A1、A2, and A1=A2=Rb1+Rb2, A=A1+A2.Left and right two flank of tooth honing wheels transmission
Axis vertical direction distance H.
R in formulab2It is to be processed helical gear base radius, Rb1It is honing wheel base radius (left flank of tooth honing wheel and the right flank of tooth
Honing wheel geomery is consistent, for convenience of description using honing wheel as referred to as).
Left flank of tooth honing wheel (3) and right flank of tooth honing wheel (22) are separately mounted to correspond to left flank of tooth honing wheel shaft (1)
With right flank of tooth honing wheel shaft (20) tail end.The screwed axis of cone design of tail end of left and right flank of tooth honing wheel transmission shaft, cone
Axis carries out honing wheel using the first fastening nut (2) and the second fastening nut (21) by coordinating with the taper hole of honing wheel
Axial positioning and fixation.Workpiece spindle (8) upper end be used for processed helical gear (12) is installed, be processed helical gear (12) respectively with
Left flank of tooth honing wheel (3) and right flank of tooth honing wheel (22) engagement.And form left flank grinding area and right flank grinding area.It is left
Flank of tooth honing wheel shaft (1), right flank of tooth honing wheel shaft (20) middle section pass through the first honing wheel drive bearing respectively
(5) it is placed in machine tool frame (18) with the second honing wheel drive bearing (24).Left flank of tooth honing wheel shaft (1), the right flank of tooth top gem of a girdle-pendant
The left end of emery wheel transmission shaft (20) is by keyway mechanism by first servo motor (7), the second servo motor (26) and the left flank of tooth
Honing wheel shaft (1), right flank of tooth honing wheel shaft (20) connect, and pass through first servo motor end cap (6) respectively
First servo motor (7), the second servo motor (26) and machine tool frame (18) are rigidly connected with the second servo motor end cap (25).
Lathe static structure is as follows：
(left flank of tooth honing wheel (3) and right flank of tooth honing wheel (22), left flank of tooth honing wheel shaft (1) and right flank of tooth honing
Wheel shaft (20), first servo motor (7) and the second servo motor (26) geomery are consistent, and each self-assembly, fixation
Method means it is identical, for simplify description with left flank of tooth honing wheel (3), left flank of tooth honing wheel shaft (1), first servo motor
(7) for).First servo motor (7) is completed to assemble with left flank of tooth honing wheel shaft (1) by splined arrangement, tightens simultaneously
Third fastening bolt (16) completes left flank of tooth honing wheel shaft (1) axial grip operation.Second fastening bolt (21) is by first
Servo motor (7) and first servo motor end cap (6) one end are connected and fixed, and the 4th fastening bolt (17) is by the first servo
The other end of electric motor end cap (6) and one end of machine tool frame (18) link together, while a pair of first honing wheel transmission shaft bearing
(5) it is placed in machine tool frame (18) with left flank of tooth honing wheel shaft (1) composition transmission.Machine tool frame (18) other end uses first
Honing wheel transmission shaft bearing end cap (4) is sealed, and is fixed by the first fastening bolt (14).Left flank of tooth honing wheel passes
Moving axis (1) is the screwed tapered shaft design in end close to platen end, is carried out with the taper hole of left flank of tooth honing wheel (3)
Axially position is completed in cooperation, while being fastened (2) by the first fastening nut.Second servo motor (26), right flank of tooth honing
It is similarly described to take turns the installation positioning of (22), right flank of tooth honing wheel shaft (20) on lathe.
Stepped hole is provided at bed piece workbench, workpiece spindle (8) is placed in pair of workpieces axle bearing (9) composition transmission
In stepped hole at workbench, axially position is completed by the position shaft shoulder on the lower side of workpiece spindle (8), while using workpiece axle bearing
End cap (10) completes sealing, realizes and fastens by the first fastening bolt (14).Tray for work pieces (11) coordinates with workpiece spindle (8), according to
Axially position is realized by workpiece spindle (8) shaft shoulder on the upper side, is processed helical gear (12) and is placed in parallel on tray for work pieces (11), makes work
Part pallet (11) upper surface is bonded with processed helical gear (12) lower face, is tightened workpiece spindle shaft end fixing nut (13) and is completed work
The clamping operation of part (cooling equipment is omited with the servo motor mode of connection).
First set technical solution and two flank of tooth honing wheel shaft of left and right being mutually parallel described in second set of technical solution
It is mutually parallel, horizontal direction wheelbase is A.Vertical direction height difference is H.And it is processed helical gear both sides of the face difference up and down
It is overlapped in vertical direction with left and right sides flank of tooth honing wheel drive shaft axis.
Two flank of tooth honing wheel of first set technical solution or so is placed in the side of machine tool frame, and two honing wheel right end faces are axial
Distance is 0.
Second sets of plan or so, two flank of tooth honing wheel is respectively placed in machine tool frame both sides, the right side of left flank of tooth honing wheel with
The left side maximum axial distance of right flank of tooth honing wheel is Wk。
Maximum axial distance:
wk=(mn1*cosαR1[(k-0.5)*π+zinvαt2]+2*x*mn1*sinαn1)/cosβ2
In formula：mn1Honing wheel normal module, z2The helical gear number of teeth, α are processedn1Honing wheel normal pressure angle, αt2By
Helical gear transverse pressure angle is processed, x. is processed helical gear modification coefficient, β2Oblique gear spiral angle, the left and right sides k. are processed
Flank of tooth honing wheel crosses over the number of teeth, WkMaximum axial distance.
The use includes mainly following without the method that axial feed gear wheel honing machine carries out roll flute to cylindric spiral gear
Step：
One, workpiece-cylindric spiral gear is installed
By adjusting left flank of tooth honing wheel (3) and right flank of tooth honing wheel (22) phase, processed helical gear (12) is made to pass through
Workpiece spindle (8) is placed in parallel in workpiece placement station, and tightens the clamping that workpiece spindle shaft end fixing nut (13) completes workpiece.
Two, aim at tool operation is executed to two flank of tooth honing wheels of left and right to knife-
Lathe is started, control first servo motor (7) and the second servo motor (26) drive left flank of tooth honing wheel shaft
(1) and right flank of tooth honing wheel shaft (20) two flank of tooth honing wheel initialisation phases of left and right, adjustment phase place differential seat angle, are made to be
Two servo motor rotating speeds of this process are V0, V0Desirable ranging from 1-20r/min.
Three, honing is processed helical gear
(1) start lathe, control first servo motor (7) and the second servo motor (26) and accelerate to speed needed for grinding by zero
Spend V1, and require this process control or so two flank of tooth honing wheel accumulated phase differences existWithin.
By formula V1=v/Rb1
In formula：V. cutting speed 25-30m/s, R required by Worm type honing techniqueb1Worm type honing wheel base radius,
V1Speed needed for being ground.
(2) controlling two servo motors drives two flank of tooth honing wheel shafts of left and right to rotate synchronously, and synchronization accuracy is kept to existWithin, cylindric spiral gear is ground.
By formula
In formula：fptThe single transverse pitch limit deviation of gear, p0Honing wheel axial pitch, β2It is processed oblique gear spiral angle,Synchronization accuracy.
(3) control X-axis (No. 7) servo motor instantaneously slows down, and two Serve Motor Control honing wheels is made to generate a phase angle
Spending difference isComplete the axial feed during a gear honing.
By formula
In formula：N. it is gear honing process axial feed number,Two flank of tooth honing wheels of left and right generate after for finishing
Accumulated phase differential seat angle,Phase angle is poor.
(4) until removal is processed helical gear (12) honing surplus, stopping honing, unloading has added for repetitive process (2) and (3)
The helical gear that work is completed resets two flank of tooth honing wheels of left and right, closes lathe.It is followed into next work to repeat the above steps
Ring.
The beneficial effects of the utility model compared with prior art：
1. using described in the utility model without axial feed gear wheel honing machine, processed Divergent exhaust pipes
Geometry and precision mainly depend on the two main shaft synchronization accuracies that the accuracy of manufacture of honing wheel is driven with two servo motors.
2. two flank of tooth honing wheels of left and right used by the utility model take electroplating CBN coating treatment, the coating hardness is high
Good toughness, cutting power are strong.CBN coatings high temperature resistant, thermal stability are good, grinding process occurs without viscous phenomenon of cutting.Coating thermal conductivity
Well, cooling is required relatively low.Coating chemical inertness is not easy to generate chemical reaction with iron family element by force.Coating grinding performance is good to be grown
Phase keeps the sharpness of the micro- sword of abrasive grain, processed Gear Processing precision and surface roughness value is made to be attained by more satisfied effect
Fruit.And the strong long lifespan of CBN grinding wheel wearabilities, than common corundum, diamond wheel grinding than high.
3. the machine tool motion described in the utility model without axial feed gear wheel honing machine is extremely simple, by two servo electricity
Two flank of tooth honing wheels completion of machine control left and right synchronizes same rotating speed grinding and realizes that honing wheel phase angle is poor with differential rotation, completes to pass
The axial feed of system machine definition.With SwitzerlandReishaur RZR, CNC internal messing gear honing machines are compared, and multiaxis is not necessarily to
Interlocked numerical controlled device is not necessarily to large-scale precision bearing, and Machine Tool design manufacture and later maintenance cost are greatly reduced.
4. being not necessarily to diameter without axial feed gear wheel honing machine processing Divergent exhaust pipes using described in the utility model
To feed, and axial feed is by two Serve Motor Control main shaft relative phase anglesIt realizes, and is carried out at the same time gear bidentate
Face is ground simultaneously, and processed helical teeth rotation flank of tooth grinding process is omitted, greatly improves production efficiency.
5. it is described in the utility model small without axial feed gear wheel honing machine operating power, energy consumption is advantageously reduced, is met
Green manufacturing theory.
6. it is described in the utility model it is small without axial feed gear wheel honing machine, required place space is small.
7. described in the utility model be exclusively used in producing large scale involute circle in batch without axial feed gear wheel honing machine
Column helical gear.
8. the whole process described in the utility model that display gear honing processing can be digitized without axial feed gear wheel honing machine, just
In monitoring machining accuracy, provides data for late detection processing effect and support.
Description of the drawings
Fig. 1 is that staggeredly axis contacts helical gear column gear transmission principle geometrical relationship figure.
Fig. 2 is that the vertical interlaced axis contact cylindric spiral gear flank of tooth generates schematic diagram.
Fig. 3 is the machine tool structure principle schematic without axial feed gear wheel honing machine.
Fig. 4 is that honing wheel cuts brought into linear contact schematic diagram altogether with the grinding of helical gear widths over teeth in helical gear base radius.
Fig. 5 is unilateral formula without axial feed gear wheel honing machine principal organ axis surveys view.
Fig. 6 is bilateral formula without axial feed gear wheel honing machine principal organ axis surveys view.
Fig. 7 is unilateral formula without axial feed gear wheel honing machine principal organ and processed helical gear at engaging machining state axis
Side view.
Fig. 8 be unilateral formula without axial feed gear wheel honing machine critical piece or so flank of tooth honing wheel and processed helical gear at
Engage machining state front view.
Fig. 9 be unilateral formula without axial feed gear wheel honing machine critical piece or so flank of tooth honing wheel and processed helical gear at
Engage machining state vertical view.
Figure 10 is unilateral formula without axial feed gear wheel honing machine critical piece or so flank of tooth honing wheel and processed helical gear
At engagement machining state left view.
Figure 11 is without axial feed gear wheel honing machine power source servo motor structural schematic diagram.
Figure 12 is without axial feed gear wheel honing machine power source motor servo driver interface diagram.
Figure 13 is left and right tooth surface-worm honing wheel shaft schematic diagram (two transmission shaft size shape indifference).
Figure 14 is workpiece spindle schematic diagram.
In figure：1. left flank of tooth honing wheel shaft, 2. first fastening nuts, 3. left flank of tooth honing wheels, 4. first honing wheels
Transmission shaft bearing end cap, 5. first honing wheel transmission shaft bearings, 6. first servo motor end caps, 7. first servo motors, 8. works
Part axis, 9. workpiece axle bearings, 10. workpiece spindle bearing (ball) covers, 11. tray for work pieces, 12. processed helical gears, 13 workpiece spindle shaft ends
Fixing nut, 14 first fastening bolts, 15 second fastening bolts, 16 third fastening bolts, 17. the 4th fastening bolts, 18. lathes
Frame, 19. left processing district cooling tubes, 20. right flank of tooth honing wheel shafts, 21. second fastening nuts, 22. right flank of tooth honing wheels,
23. the second honing wheel transmission shaft bearing end cap, 24. second honing wheel transmission shaft bearings, 25. second servo motor end caps, 26.
Two servo motors, 27. right processing district cooling tubes, Rb2Helical gear base radius, R are processedb1Honing wheel base radius, B.
Honing wheel end face is with processed helical gear shaft away from A1.Left flank of tooth honing wheel shaft and workpiece spindle horizontal direction wheelbase, A2Right tooth
Face honing wheel shaft and workpiece spindle horizontal direction wheelbase, A. or so flank of tooth honing wheel horizontal direction wheelbases, two flank of tooth of B. or so
Honing wheel is close to workpiece side end face and workpiece spindle wheelbase, X1I axis of gear, X2II axis of gear, γ two axial lines angles, ω1
Gear I is around X1The angular speed of axis rotation, ω2Gear II surrounds X2The angular speed of axis rotation, P1With X1It is parallel and with two
Index the tangent plane of cylinder, P2With X2Parallel and tangent with two indexing cylinders plane, 1. gears of β, I spiral angle of graduated circle,
2. gears of β, II spiral angle of graduated circle, λ helix angles, XA. driver external power interfaces, XB. drivers supply servo motor
Power interface, X4. drivers and control card connectivity port, X6. drivers and servo motor built-in encoder connectivity port.C. it watches
Take motor encoder mouth, D. servo motor motor power interfaces, E. servo motor connecting flanges, F. servo motor casings, G. watches
Take electric engine oil seal, two flank of tooth honing wheel driving shaft from vertical distances of H. or so, P. servo motor mounting holes.
Specific implementation mode
As shown in Fig. 1 to Figure 14, no axial feed gear wheel honing machine is a kind of large-sized gradually to be opened for producing in enormous quantities
A kind of finishing honing machine of line cylindric spiral gear.Lathe primary structure has lathe bed 18, left flank of tooth honing wheel shaft 1 and right tooth
Face honing wheel shaft 20, workpiece spindle 8, first servo motor 7 and its mating driver and connection cables, the second servo motor 26
And its mating driver and connection cables, it is processed helical gear 12, left flank of tooth honing wheel 3, right flank of tooth honing wheel 20, mating axis
It holds and standard spare and accessory parts fastening nut, air-cooled hose, industrial air cooler, control system.The utility model without axial direction
Feed gear wheel honing machine can the finishing honing of Divergent exhaust pipes of complete design size, machine tool motion be simple, manufacture
Easy, manufacturing cost and low processing cost.Two honing wheels and processed helical gear are contacted with line and carry out flank of tooth honing, once at
For type without clamping workpiece repeatedly, production efficiency is high, improves machining accuracy and significantly reduces cost.
The main theory support of the utility model is to determine honing wheel gear teeth working face by the intersecting axle straight contact flank of tooth：
It is determined by staggeredly axis contact helical gear column gear transmission principle geometrical relationship 1. illustrating：
Refering to fig. 1 shown in Fig. 2, two gearing shafts spatially mutually disjoint, and angle is γ between two axial lines.Two helical gears
Around own axes X1、X2The angular speed of rotation is ω respectively1、ω2, two helical gear reference radius are respectively Ο1Ⅰ、Ο2I, P1,
P2 is parallel with two axial lines, and tangent with reference radius, and two tangent lines meet at point I.Assuming that MM ' overlaps for two in plane
One skew lines, it is with tangent line δ1Angle be β1, with tangent line δ2Angle be β2, with angular velocity omega1, make gear I around axis X1
Rotation, makes tangent plane P1Along f1Direction moves, and can drive straight line MM ' also towards f1Direction moves, while MM ' can be to tangent plane
P2, an active force, drive P2Along f2Direction moves.Tangent plane P2Translation will be with moving gear II with angular velocity omega2Rotation.Wherein
β1、β2Justify helical angle for two gear compound graduations.As the Base spiral angle β of gear Ib1When close to 90 °, each of which gear teeth can index
Around several circles on cylinder, shaped like worm screw.With Rb1The dextrorotation involute helicoid flank of tooth Σ of base cylinder expansion1With with Rb2For the base of base cylinder
Circle helical angle is βb2Gear teeth face Σ2Tangent, the common tangent ML at total section Q.ML is the hair of spiral involute surface herein
Raw straight edge line.With Σ1As the spiral mill bevel of worm honing wheel, ML is the generation straight edge line of honing wheel, when plane Q is around base
Cylinder Rb2When doing pure rolling, the track of ML is to be processed the helical gear flank profil flank of tooth.As two crossed axis angle θ=β1+β2At=90 °,
It is ground with Σ for realizing square crossing1For the helical gear of the flank of tooth.
2. illustrating honing wheel of the unilateral formula without axial feed gear wheel honing machine to determine with processed gear geometrical relationship：
Refering to Fig. 3, two honing wheels are ground according to Fig. 1, Fig. 2 transmission principle figure to being processed two lateral tooth flank of helical gear simultaneously,
Workpiece when avoiding the grinding of unilateral flank of tooth the step of clamping or honing wheel are repositioned again, greatly improve processing efficiency
Improve processed helical gear Gear shape process quality simultaneously.
Refering to Fig. 4, honing wheel is total to line at section in base radius with processed helical gear and contacts sectional view, is honing at a
It takes turns honing and is processed beveled gear teeth root portion, be that honing wheel honing is processed beveled gear teeth top part at b.Honing wheel is without axial
When feeding can also be ground processed helical gear within the scope of widths over teeth, it is desirable that honing wheel least radius and processed helical gear gear
Width meets following relationship.
Honing wheel least radius is processed helical gear width, two honing wheels in the axial direction for being processed helical gear axial direction
Relationship between distance：
In formula：H. be processed the helical gear facewidth, two honing wheels of X. in the axial distance for being processed helical gear axial direction,
RminHoning wheel least radius, Rb1Honing wheel base radius.
3. illustrating without axial feed gear wheel honing machine and being processed helical gear layout, structure and geometrical relationship：
Refering to Fig. 5,6, helical gear column gear transmission principle is contacted based on staggeredly axis, without axial feed gear wheel honing machine
There are honing wheel unilateral side formula and bilateral formula to place two ways.
The utility model by the formula of honing wheel unilateral side shown in Fig. 7 place without axial feed gear wheel honing machine processing scheme for into
Row elaborates：
Shown in Fig. 8, Fig. 9 and Figure 10, first servo motor 7 passes through the second fastening bolt 15 and No. 6 first servo electricity
The connection of generator terminal lid 6 is solid, and 7 output shaft of first servo motor passes through 1 rigidity of third fastening bolt 16 and left flank of tooth honing wheel shaft
Connection, first servo motor end cap 6 are fixed by third fastening bolt 17 and machine tool frame 18, left flank of tooth honing wheel shaft
1 is placed in the cooperation of pairs of first honing wheel transmission shaft bearing 5 in machine tool frame 18,
Meanwhile first honing wheel transmission shaft bearing end cap 4 to by left flank of tooth honing wheel shaft 14 and pairs of first honing
The bearing-transmission pair that wheel shaft bearing 5 forms is fixed in machine tool frame 18 by the first fastening bolt 14 and completes to seal.Left tooth
Face honing wheel 3 completes positioning, the first fastening nut 2 and left flank of tooth honing by taper hole and the cooperation of left flank of tooth honing wheel shaft 1
The axial restraint to left flank of tooth honing wheel 3 is completed in the fastening of 1 threads of wheel shaft.Left processing district cooling tube 19 is mounted on machine
On bedstead 18, pumps offer air by industrial air cooling and achieve the effect that cooling workpieces processing.Workpiece spindle 8 and pairs of workpiece
Axle bearing 9 forms bearing-transmission pair and is placed in machine tool frame 18.Workpiece spindle 8 far from work end by machine tool frame workbench stepped hole into
Row positioning is fixed with machine tool frame 18 by the first fastening bolt 14 by workpiece spindle bearing (ball) cover 10 close to work end and completes axis
Hold the sealing of transmission.Tray for work pieces 11 is assembled with the cooperation of workpiece spindle 8, is positioned using the shaft shoulder, and workpiece shaft end is tapped, Gu
When determining workpiece, it is processed helical gear one end end face and is bonded with tray for work pieces end face, the other end relies on workpiece spindle shaft end fixing nut
13 tight locks complete positioning.
4. illustrating the circuit connection diagram without axial feed gear wheel honing machine power source：
Refering to fig. 11, Figure 12, servo motor connector are connected with driver XB interfaces, and C code device connector connects with X6
Mouth is connected, and the external 220V power supplys of driver XA interfaces, driver X4 interfaces are connect with industrial personal computer.
Design calculates two honing wheels and is processed helical gear major parameter, and steps are as follows：
It is m to be generally increased by work helical gear and give normal modulen, normal direction pressure angle of graduated circle be αn, number of teeth Z2, indexing
Circle helical angle is β2, facewidth g, be processed helical gear shaft to be θ with honing wheel axial direction crossed axis angle, the major parameters such as rotation direction.
It is processed Divergent exhaust pipes：mn=6mm, αn=20 °, βb2=1 °, Z2=45, β=1 °, g=12mm, rotation
To (dextrorotation).
It calculates and is processed helical gear other parameters：
Worm honing wheel：mn=6mm, Z1=1 (head number), αn=20 °, λ=1 °.
Calculate the other parameters of honing wheel：
Honing wheel and the processed helical gear shaft angle of cut：θ=90 °
Two honing wheel shafts machine tool horizontal axis of orientation away from:
A=Db1+Db2=573.7564mm
Axial distance on two honing wheel shaft vertical directions：
H=g=12mm
Using the method and step for finishing Divergent exhaust pipes without axial feed gear wheel honing machine：
One, workpiece-cylindric spiral gear is installed
By adjusting left flank of tooth honing wheel (3) and right flank of tooth honing wheel (22) phase, processed helical gear (12) is made to pass through
Workpiece spindle (8) is placed in parallel in workpiece placement station, and tightens the clamping that workpiece spindle shaft end fixing nut (13) completes workpiece.
Two, aim at tool operation is executed to two flank of tooth honing wheels of left and right to knife-
Lathe is started, control first servo motor (7) and the second servo motor (26) drive left flank of tooth honing wheel shaft
(1) and right flank of tooth honing wheel shaft (20) two flank of tooth honing wheel initialisation phases of left and right, adjustment phase place differential seat angle, are made to be
Two servo motor rotating speeds of this process are V0, V0Desirable ranging from 1-20r/min.
Three, honing is processed helical gear
(1) start lathe, control first servo motor (7) and the second servo motor (26) and accelerate to speed needed for grinding by zero
Spend V1, and require this process control or so two flank of tooth honing wheel accumulated phase differences existWithin.
By formula V1=v/Rb1
In formula：V. cutting speed 25-30m/s, R required by Worm type honing techniqueb1Worm type honing wheel base radius,
V1Speed needed for being ground.
(2) controlling two servo motors drives two flank of tooth honing wheel shafts of left and right to rotate synchronously, and synchronization accuracy is kept to existWithin, cylindric spiral gear is ground.
By formula
In formula：fptThe single transverse pitch limit deviation of gear, p0Honing wheel axial pitch, β2It is processed oblique gear spiral angle,Synchronization accuracy exists.
(3) control X-axis first servo motor is instantaneously slowed down, and two Serve Motor Control honing wheels is made to generate a phase angle
Difference isComplete the axial feed during a gear honing.
By formula
In formula：N. it is gear honing process axial feed number,Two flank of tooth honing wheels of left and right generate after for finishing
Accumulated phase differential seat angle,Phase angle difference is.
(4) until removal is processed helical gear (12) honing surplus, stopping honing, unloading has added for repetitive process (2) and (3)
The helical gear that work is completed resets two flank of tooth honing wheels of left and right, closes lathe.It is followed into next work to repeat the above steps
Ring.
Claims (5)
1. a kind of without axial feed gear wheel honing machine, it is characterised in that：Including machine tool frame (18), industrial control box, left flank of tooth honing wheel
(3), right flank of tooth honing wheel (22), processed gear mounting table, left processing district cooling tube (19), right processing district cooling tube
(27), workpiece spindle (8), left flank of tooth honing wheel shaft (1), right flank of tooth honing wheel shaft (20), first servo motor (7),
Second servo motor (26) and air compressor；
Left flank of tooth honing wheel shaft (1) is parallel with right the flank of tooth honing wheel shaft (20)；
Left flank of tooth honing wheel shaft (1) passes through the first honing wheel transmission shaft bearing (5) and keyway mechanism and first servo motor
(7) be horizontally mounted, first servo motor end cap (6) be located at first servo motor (7) and the first honing wheel transmission shaft bearing (5) it
Between, first servo motor end cap (6) is connect with machine tool frame (18)；
Right flank of tooth honing wheel shaft (20) passes through the second honing wheel transmission shaft bearing (24) and keyway mechanism and the second servo electricity
Machine (26) is horizontally mounted, and the second servo motor end cap (25) is located at the second servo motor (26) and the second honing wheel transmission shaft bearing
(24) between, the second servo motor end cap (25) is connect with machine tool frame (18)；
The wheelbase of the left flank of tooth honing wheel shaft (1), right flank of tooth honing wheel shaft (20) horizontal direction that are mutually parallel is A,
Workpiece spindle (8) is between left flank of tooth honing wheel shaft (1) and right flank of tooth honing wheel shaft (20), with left flank of tooth honing wheel
Transmission shaft (1), right flank of tooth honing wheel shaft (20) the space angle of cut be 90 ° and put perpendicular to processed helical gear (12)
Set platform plane；Workpiece spindle (8) and the wheelbase of left flank of tooth honing wheel shaft (1), right flank of tooth honing wheel shaft (20) are respectively
A1、A2, and A1=A2；Left flank of tooth honing wheel shaft (1) and right flank of tooth honing wheel shaft (20) parallel vertical direction distance H；
Left flank of tooth honing wheel (3) and right flank of tooth honing wheel (22) are separately mounted to correspond to left flank of tooth honing wheel shaft (1) and the right side
Flank of tooth honing wheel shaft (20) tail portion；Be driven shaft tail end using screwed tapered shaft design, tapered shaft by with honing
The taper hole of wheel is coordinated, and the first fastening nut (2) and the second fastening nut (21) is respectively adopted to left flank of tooth honing wheel (3)
Axial positioning and fixation are carried out with right flank of tooth honing wheel (22)；Workpiece spindle (8) upper end is used for installing processed helical gear (12),
Helical gear (12) is processed to engage with left flank of tooth honing wheel (3) and right flank of tooth honing wheel (22) respectively；And form left flank mill
Cut area and right flank grinding area；Left flank of tooth honing wheel shaft (1), right flank of tooth honing wheel shaft (20) middle section pass through
Bearing is placed in machine tool frame (18)；Left flank of tooth honing wheel shaft (1), the left end of right flank of tooth honing wheel shaft (20) are logical
Keyway mechanism is crossed by first servo motor (7), the second servo motor (26) and left flank of tooth honing wheel shaft (1), the right flank of tooth top gem of a girdle-pendant
Emery wheel transmission shaft (20) connects, and passes through first servo motor end cap (6) and the second servo motor end cap (25) and lathe
Frame (18) is rigidly connected.
2. described in accordance with the claim 1 a kind of without axial feed gear wheel honing machine, which is characterized in that described to be mutually parallel
Left flank of tooth honing wheel shaft (1), right flank of tooth honing wheel shaft (20) horizontal direction wheelbase be A, workpiece spindle (8) be in a left side
Between flank of tooth honing wheel shaft (1) and right flank of tooth honing wheel shaft (20), with left flank of tooth honing wheel shaft (1), right tooth
Face honing wheel shaft (20) space angle of cut is 90 ° and perpendicular to processed helical gear (12) mounting table plane；Workpiece spindle
(8) wheelbase with left flank of tooth honing wheel shaft (1), right two flank of tooth honing wheel shafts (20) is respectively A1、A2, and A1=A2
=Rb1+Rb2, A=A1+A2；Left flank of tooth honing wheel shaft (1) and right flank of tooth honing wheel shaft (20) vertical direction distance H；
R in formulab2Helical gear base radius, R are processedb1Honing wheel base radius.
3. according to as claimed in claim 1 or 2 a kind of without axial feed gear wheel honing machine, which is characterized in that the left and right two
Flank of tooth honing wheel can be placed on the homonymy of machine tool frame, also can heteropleural placement；The former two honing wheel right end face axial distances 0,
The right side of the left flank of tooth honing wheel (3) of the latter is W with the left side maximum axial distance of right flank of tooth honing wheel (22)k：
Maximum axial distance：
wk=(mn1*cosαn1[(k-0.5)*π+zinvαt2]+2*x*mn1*sinαn1)/cosβ2
In formula：mn1Honing wheel normal module, z2The helical gear number of teeth, α are processedn1Honing wheel normal pressure angle, αt2It is processed
Helical gear transverse pressure angle, x. are processed helical gear modification coefficient, β2Oblique gear spiral angle, two flank of tooth top gems of a girdle-pendant of k. or so are processed
Emery wheel crosses over the number of teeth, WkMaximum axial distance.
4. described in accordance with the claim 3 a kind of without axial feed gear wheel honing machine, it is characterised in that：Two flank of tooth of left and right
Honing wheel is connect in shaft end with the taper hole axis of cone with honing wheel shaft, and axis of cone tail portion be threaded it is complete by fastening nut
It at honing wheel axially fastening on transmission shaft and positions, expansion set can also be used and realize that transmission shaft is connect with honing wheel；It is processed
Helical gear passes through on workpiece spindle work platform for placing, and workpiece spindle upper end is threaded, and completes to be processed helical gear by fastening nut
Workpiece spindle axially fasten and position.
5. described in accordance with the claim 3 a kind of without axial feed gear wheel honing machine, it is characterised in that：Using unilateral placement schemes
Under, two flank of tooth honing wheels of left and right are B close to workpiece side end face and workpiece spindle wheelbase：
Honing wheel end face and workpiece spindle wheelbase B=ρ
ρmax=Wk/2
In formula：ρ are processed helical gear involute starting point radius of curvature, Ri2Helical gear root radius, R are processedb2It is processed
Helical gear base radius, WkMaximum axial distance.
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| Application Number | Priority Date | Filing Date | Title |
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| CN201721844403.XU CN207840316U (en) | 2017-12-26 | 2017-12-26 | Without axial feed gear wheel plover mill machine |
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| Application Number | Priority Date | Filing Date | Title |
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Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107855614A (en) * | 2017-12-26 | 2018-03-30 | 吉林大学 | Without axial feed gear wheel plover mill machine and teeth grinding method |
| CN113333869A (en) * | 2021-04-30 | 2021-09-03 | 内蒙古民族大学 | Resolution method for meshing line contact conjugate surface in involute spiral surface and curved surface tooth cutting tool |
| CN114160884A (en) * | 2021-12-21 | 2022-03-11 | 河北拓思机械设备有限公司 | Integrated gear grinding machine |
-
2017
- 2017-12-26 CN CN201721844403.XU patent/CN207840316U/en active Active
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107855614A (en) * | 2017-12-26 | 2018-03-30 | 吉林大学 | Without axial feed gear wheel plover mill machine and teeth grinding method |
| CN113333869A (en) * | 2021-04-30 | 2021-09-03 | 内蒙古民族大学 | Resolution method for meshing line contact conjugate surface in involute spiral surface and curved surface tooth cutting tool |
| CN114160884A (en) * | 2021-12-21 | 2022-03-11 | 河北拓思机械设备有限公司 | Integrated gear grinding machine |
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