CN110076270A - A kind of application method of rolling die and the Ring Rolling Machine using the rolling die - Google Patents
A kind of application method of rolling die and the Ring Rolling Machine using the rolling die Download PDFInfo
- Publication number
- CN110076270A CN110076270A CN201910446591.8A CN201910446591A CN110076270A CN 110076270 A CN110076270 A CN 110076270A CN 201910446591 A CN201910446591 A CN 201910446591A CN 110076270 A CN110076270 A CN 110076270A
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- rolling
- mandrel
- bearing ring
- wheel
- ring
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- 238000005096 rolling process Methods 0.000 title claims abstract description 92
- 238000000034 method Methods 0.000 title claims abstract description 12
- 230000007480 spreading Effects 0.000 claims abstract description 36
- 238000003892 spreading Methods 0.000 claims abstract description 36
- 238000003801 milling Methods 0.000 claims abstract description 24
- 230000005540 biological transmission Effects 0.000 claims description 10
- 229910000831 Steel Inorganic materials 0.000 abstract description 4
- 239000010959 steel Substances 0.000 abstract description 4
- 238000004519 manufacturing process Methods 0.000 abstract description 2
- 238000010276 construction Methods 0.000 description 12
- 238000010586 diagram Methods 0.000 description 7
- NJPPVKZQTLUDBO-UHFFFAOYSA-N novaluron Chemical compound C1=C(Cl)C(OC(F)(F)C(OC(F)(F)F)F)=CC=C1NC(=O)NC(=O)C1=C(F)C=CC=C1F NJPPVKZQTLUDBO-UHFFFAOYSA-N 0.000 description 4
- 230000008569 process Effects 0.000 description 4
- 230000004048 modification Effects 0.000 description 3
- 238000012986 modification Methods 0.000 description 3
- 230000009471 action Effects 0.000 description 2
- 238000005452 bending Methods 0.000 description 2
- 238000005520 cutting process Methods 0.000 description 2
- 230000008901 benefit Effects 0.000 description 1
- 230000008859 change Effects 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000005242 forging Methods 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 230000008439 repair process Effects 0.000 description 1
- 239000002699 waste material Substances 0.000 description 1
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B21—MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
- B21H—MAKING PARTICULAR METAL OBJECTS BY ROLLING, e.g. SCREWS, WHEELS, RINGS, BARRELS, BALLS
- B21H1/00—Making articles shaped as bodies of revolution
- B21H1/06—Making articles shaped as bodies of revolution rings of restricted axial length
- B21H1/12—Making articles shaped as bodies of revolution rings of restricted axial length rings for ball or roller bearings
Abstract
A kind of application method of Ring Rolling Machine the invention discloses rolling die and using the rolling die, is related to Ring Rolling Machine technical field.Including mandrel, roll milling wheel, support wheel, signal wheel, the shape of generatrix of the medial surface of the shape of generatrix and bearing ring of side in the middle part of mandrel cooperates, the middle part of the lateral surface of roll milling wheel is equipped with spreading slot, the shape of generatrix of the lateral surface of the slot bottom shape and bearing ring of spreading slot cooperates, the shape of generatrix cooperation of the lateral surface of the shape of generatrix and bearing ring of the lateral surface of support wheel.It uses step: adjusting the position of signal wheel and support wheel first, then the bearing ring to rolling is installed；Then to the bearing ring of rolling roll milling wheel, support wheel spreading under, wall thickness reduction, internal diameter increase, when just the outer diameter of the bearing ring of rolling and signal wheel it is tangent when, obtain the complete bearing ring of spreading.Raceway spreading can be come out while the bearing ring that Ring Rolling Machine treats rolling carries out rolling, save steel and manufacturing procedure by the present invention.
Description
Technical field
The present invention relates to Ring Rolling Machine technical fields, and in particular to a kind of rolling die and the Ring Rolling Machine using the rolling die
Application method.
Background technique
Bearing generally all includes bearing inner race, bearing outer ring, rolling element, retainer, wherein bearing inner race and bearing outer ring
It is referred to as bearing ring, in the process of bearing ring, needs to carry out rolling to bearing ring using Ring Rolling Machine, makes bearing
The wall thickness of lasso reduces, and radial dimension increases.
It in the prior art, include mandrel, roll milling wheel, support for the rolling die of rolling bearing ring on Ring Rolling Machine
Wheel, signal wheel, mandrel are used to support the bearing ring to rolling, and roll milling wheel is used to squeeze the bearing ring to rolling, support wheel
For keeping the bearing ring curvature to rolling, signal wheel to be used to limit the outer diameter of the bearing ring to rolling.
Since mandrel in the prior art is circular ring structure for cylindrical structure, roll milling wheel and support wheel and signal wheel,
So that also needing with spreading mold spreading, after the bearing ring of rolling, the complete bearing ring of rolling is circular ring structure by rolling
Raceway is further processed out in complete bearing ring.There are the following problems for this mode: firstly, adding on the complete bearing ring of rolling
When work raceway, needs the bearing ring complete to rolling repeatedly to be cut, cause the waste of steel；Secondly, bearing ring adds
Work needs Ring Rolling Machine rolling and repeatedly cutting two processes of raceway, cumbersome.
Summary of the invention
The present invention In view of the above shortcomings of the prior art, proposes a kind of rolling die and the rolling using the rolling die
The application method of ring machine, the present invention can be while the bearing ring that Ring Rolling Machine treats rolling carry out rolling, by raceway spreading
Out, steel and manufacturing procedure are saved, is operated more simple.
To achieve the goals above, the technical solution adopted by the present invention is that:
A kind of rolling die, including being installed on the mandrel of lower support device and end face support device, being installed on slide block device
Roll milling wheel, be installed on thrust roller arrangement support wheel, be installed on the signal wheel of signal roller arrangement, the side in the middle part of the mandrel
Shape of generatrix and the shape of generatrix of medial surface of bearing ring cooperate, the middle part of the lateral surface of roll milling wheel is equipped with spreading slot, rolles over
The shape of generatrix of the lateral surface of the slot bottom shape and bearing ring of indent cooperates, the shape of generatrix and bearing of the lateral surface of support wheel
The shape of generatrix of the lateral surface of lasso cooperates.
A kind of bearing ring Ring Rolling Machine further includes lathe bed device, transmission device, lower supporting apparatus, end surface supporting device, pushes away
Power roller arrangement, signal roller arrangement, feed arrangement, slide block device, the lathe bed device include lathe bed, pedestal, bracket, lathe bed inclination
Setting, the lower end of lathe bed and one end of pedestal connect, and the lower end of bracket and pedestal are connected far from one end of lathe bed, the upper end of lathe bed
It is connect with the upper end of bracket, lower supporting apparatus is installed on lathe bed close to the lower part of the side of bracket, and transmission device is installed on pedestal
One end far from lathe bed, end surface supporting device are installed on the lower part of side of the lathe bed far from bracket, and thrust roller arrangement is installed on far
The right side of side from bracket, signal roller arrangement are installed on the left side of the side far from bracket, and feed arrangement is installed on lathe bed
Upper end, slide block device are installed on the middle part of lathe bed.
Further, the signal wheel is cylinder-like structure.
Further, the lower supporting apparatus includes lower support shell, lower support axis, stud, stop nut, lower branch
Hold shell and lower support axis connection, lower support axis is equipped with mounting hole, and mounting hole includes being sequentially communicated along the axial direction of lower support shaft
Taper hole and through-hole, taper hole are used to be interference fitted with mandrel, and stud fits with the through hole, one end of stud and mandrel
The screw hole of one end cooperates, and the one end of stud far from mandrel and stop nut cooperate, and it is separate that stop nut is set to lower support axis
One end of mandrel, the outer diameter of stop nut are greater than the aperture of through-hole.
Further, prismatic connecting hole is equipped between the taper hole and through-hole, connecting hole is used for and mandrel end
Prismatic connecting column cooperation.
Further, the end surface supporting device includes end surface supporting bracket, the first cylinder, connection handle, swing rod, the first gas
The lower end of cylinder is connect with the lower end of end surface supporting bracket, and the piston rod of the first cylinder and the lower end of connection handle are hinged, connection handle
Upper end and the middle part of swing rod connect, and the lower end of swing rod and the upper end of end surface supporting bracket are hinged, and the upper end of swing rod is for passing through the
One bearing block and mandrel are connected far from one end of lower support device.
The application method for having used the Ring Rolling Machine of rolling die, includes the following steps:
(1) the complete bearing ring of rolling is placed on mandrel, the position of adjustment signal roller, makes signal wheel and the complete axis of rolling
The outer diameter of bearing ring is tangent, then the complete bearing ring of rolling is removed from mandrel；
(2) bearing ring to rolling is set on mandrel；
(3) start feed arrangement and transmission device, to rolling bearing ring roll milling wheel, support wheel spreading under, wall
Thickness is thinned, internal diameter increase, when just when the outer diameter of the bearing ring of rolling and signal wheel are tangent, closing feed arrangement and transmission are filled
It sets, obtains the complete bearing ring of spreading；
(4) the complete bearing ring of spreading is unloaded from mandrel.
The invention has the benefit that
1, by setting shape identical with the shape of generatrix of the medial surface of bearing ring, energy for the side bus of mandrel
Enough during rolling bearing ring, the medial surface of bearing ring is constantly contacted with the side of mandrel, when the complete bearing holder (housing, cover) of rolling
After circle, the medial surface shape of the complete bearing ring of rolling is exactly the shape of the medial surface of required bearing ring, by by spreading
The bus of the lateral surface of the bus and support wheel of the lateral surface of wheel is disposed as the shape of generatrix phase with the lateral surface of bearing ring
With shape, can be during rolling bearing ring, the lateral surface of the lateral surface of bearing ring and roll milling wheel, support wheel
Lateral surface is constantly squeezed, is contacted, and after rolling complete bearing ring, the shape of the lateral surface of the complete bearing ring of rolling is exactly institute
The shape of the lateral surface of bearing ring no longer needs to the roughing that the bearing ring complete to rolling carries out raceway, saves steel, and
And realize Ring Rolling Machine rolling and repeatedly cutting two processes of raceway simultaneously in this process of Ring Rolling Machine, it is easy to operate, it mentions
The high processing efficiency of bearing ring.
It 2, only need to be outside stud be screwed far from one end of mandrel by setting stud, mounting hole, stop nut
Diameter is greater than the stop nut in the aperture of the through-hole in mounting hole, can be achieved with installation of the mandrel on lower support axis, when removing core
When axis, only need to back out stop nut, by central spindle abstraction, so can convenient for dismounting mandrel on lower support axis, convenient for pair
Mandrel repairs replacement, simple and efficient to handle.
3, by the way that prismatic connecting hole and prismatic connecting column is arranged, can make to have between lower support axis and mandrel
Reliable rigid connection, prevents from relatively rotating between mandrel and lower support axis, to prevent core when screwing stud
Axis is rotated together with stud, improves the reliability of operation stud.
4, by setting end surface supporting device, the aiding support to mandrel can be played the role of, that improves mandrel uses the longevity
Life, will also be by roll milling wheel since the bearing ring of mandrel support is during spreading if being not provided with end face support device
Extruding, be easily broken off mandrel.
5, by using the position of the complete bearing ring adjustment signal wheel of rolling, can directly, accurately and rapidly improve letter
The position precision of number wheel, the just position of adjustment signal wheel after being measured without the size according to bearing ring；By start into
To device and transmission device, the bearing ring that can start to treat rolling carries out rolling and the bearing of raceway at direct rolling can be obtained
Lasso.
Detailed description of the invention
Fig. 1 is the structural schematic diagram for the Ring Rolling Machine that do not install end surface supporting device but used rolling die；
Fig. 2 is the structural representation for the Ring Rolling Machine that do not install signal roller arrangement and support roller device but used rolling die
Figure；
Fig. 3 is the structural schematic diagram of lower supporting apparatus；
Fig. 4 is the structural schematic diagram of end surface supporting device；
Fig. 5 is the structural schematic diagram of the bearing inner race 5 of CA type self-aligning roller bearing；
Fig. 6 is the main view of mandrel；
Fig. 7 is the left view of mandrel；
Fig. 8 is the right view of mandrel；
Fig. 9 is the cross-sectional view at Fig. 6 A-A；
Figure 10 is the structural schematic diagram of slide block device；
Figure 11 is the structural schematic diagram of roll milling wheel；
Figure 12 is the main view of support wheel；
Figure 13 is the main view of signal wheel；
Figure 14 is the working principle diagram for having used the Ring Rolling Machine of rolling die.
Description of symbols: 1- mandrel, the first construction section of 1-1-, 1-2- the first spreading section, the second construction section of 1-3-, 1-4-
Connecting column, 1-5- screw hole, 2- roll milling wheel, 2-1- spreading slot, 3- support wheel, 4- signal wheel, the axis of 5-CA type self-aligning roller bearing
Hold inner ring, the lateral surface of the bearing inner race of 5-1-CA type self-aligning roller bearing, the bearing inner race of 5-2-CA type self-aligning roller bearing
Medial surface, 5-3- axis hole, 6- lathe bed device, 7- transmission device, 8- lower supporting apparatus, 8-01- lower support shell, under 8-02-
Support shaft, 8-03- stud, 8-04- stop nut, 8-05- taper hole, 8-06- through-hole, 9- end surface supporting device, the end 9-01-
Surface bearing bracket, the first cylinder of 9-02-, 9-03- swing rod, 9-04- connection handle, 9-05- bearing block, 9-06- bearing axle seat, 10-
Thrust roller arrangement, 11- signal roller arrangement, 12- feed arrangement, 13- slide block device, 14- wait for the bearing ring of rolling.
Specific embodiment
For a better understanding of the present invention, the present invention will be further elaborated with reference to the accompanying drawing.It is noticeable
It is, in the description of the present invention, term " center ", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outside" etc.
The orientation or positional relationship of instruction is to be based on the orientation or positional relationship shown in the drawings, and is merely for convenience of the description present invention and letter
Change description, rather than the device or element of indication or suggestion meaning must have a particular orientation, with specific orientation construct and
Operation, therefore be not considered as limiting the invention.
Embodiment:
As shown in Figs. 1-2, a kind of rolling die, including the mandrel being installed in lower support device 8 and end face support device 9
1, it is installed on the roll milling wheel 2 of slide block device 13, the support wheel 3 for being installed on thrust roller arrangement 10, is installed on signal roller arrangement 11
Signal wheel 4.
As shown in figure 3, lower supporting apparatus includes lower support shell 8-01, lower support axis 8-02, stud 8-03, limit
Nut 8-04.Lower support shell 8-01 is fixed by fastener and lathe bed device 6, and fastener uses bolt or screw.Lower branch
Shell 8-01 is held to connect by bearing with lower support axis 8-02.Lower support axis 8-02 be equipped with mounting hole, mounting hole include from a left side to
Taper hole 8-05, the through-hole 8-06 that the right side is sequentially communicated.Taper hole 8-05 is used to be interference fitted with mandrel 1, stud 8-03 and through-hole
The threaded one end of 8-06 clearance fit, mandrel 1 and stud 8-03 cooperates, the one end of stud 8-03 far from mandrel 1 with
Stop nut 8-04 is threadedly engaged, and the outer diameter of stop nut 8-04 is greater than the aperture of through-hole 8-06, and stop nut 8-04 is set to down
The one end of support shaft 8-02 far from mandrel 1, the axis of the axis of mandrel 1 and the axis of stud 8-03 with lower support axis 8-02
Line is overlapped.
As shown in figure 4, end surface supporting device 9 includes end surface supporting bracket 9-01, the first cylinder 9-02, swing rod 9-03, connects
Meet handle 9-04.The right end of end surface supporting bracket 9-01 is fixed by fastener and lathe bed device 6, and the lower end of the first cylinder 9-02 is logical
The left end for crossing fastener and end surface supporting bracket 9-01 is fixed, and the lower end of swing rod 9-03 is cut with scissors by support shaft and bearing axle seat 9-06
It connects, bearing axle seat 9-06 is fixed by the upper end of fastener and end surface supporting bracket 9-01, passes through fastening in the middle part of swing rod 9-03
The upper end of part and connection handle 9-04 is fixed, and the lower end of connection handle 9-04 and the piston rod of the first cylinder 9-02 are hinged.
When bearing ring is the bearing inner race 5 of CA type self-aligning roller bearing, the bearing inner race 5 of CA type self-aligning roller bearing
Structure it is as shown in Figure 5.
The bearing inner race of the side shape of generatrix and self-aligning roller bearing that are installed in the middle part of the mandrel 1 of lower supporting apparatus 8
The shape of generatrix of medial surface 5-2 cooperates, and specific: 1 structure of mandrel is as Figure 6-9, and mandrel 1 includes from left to right being sequentially connected
First construction section 1-1, the first spreading section 1-2, the second construction section 1-3, connecting column 1-4.
First construction section 1-1 be cylindrical structure, as shown in figure 4, the first construction section 1-1 be used for by bearing block 9-05 with
The upper end of swing rod 9-03 in end surface supporting device 9 connects, so as to allow the swing rod 9-03 in end surface supporting device 9 to assist branch
Support core axis 1 improves stability of the mandrel 1 in rolling bearing ring, extends the service life of mandrel 1.
First spreading section 1-2 is cylindrical structure, because the axis hole 5-3 of the bearing inner race 5 of CA type self-aligning roller bearing is
Cylinder, so the first spreading section 1-2 of cylindrical structure can be with the medial surface of the bearing inner race of CA type self-aligning roller bearing
5-2 cooperation, during the rolling of the bearing inner race 5 of the CA type self-aligning roller bearing to rolling, due to the first spreading section 1-2 with
The medial surface 5-2 of the bearing inner race of CA type self-aligning roller bearing to rolling is contacted, so the CA type aligning roller axis that spreading is complete
The axis hole 5-3 of the bearing inner race 5 held is cylinder.
Second construction section 1-3 is the truncated cone structure that from left to right diameter dimension is gradually reduced, as shown in figure 3, second
Construction section 1-3 is used to cooperate with the taper hole 8-05 of the lower support axis 8-02 in lower supporting apparatus 8, in order in support shaft 8- down
In 02 install mandrel 1 when, can make the second construction section 1-3 gradually with taper hole 8-05 clamping.
Connecting column 1-4 is prismatic structures, specific: in the present embodiment, connecting column 1-4 is positive cube shape structure, even
Column 1-4 is met for cooperating with the connecting hole of the lower support axis 8-02 in lower supporting apparatus 8, connecting hole is also prismatic structures,
In the present embodiment, connecting hole is positive cube shape structure, and connecting hole is set between taper hole 8-05 and through-hole 8-06, in order to make lower branch
Holding axis 8-02 and mandrel 1 has enough rigidity to cooperate.
The right end of mandrel 1 is equipped with screw hole 1-5, and screw hole 1-5 is for one end with the stud 8-03 in lower supporting apparatus 8
It is threadedly engaged, in order to dismount mandrel 1 and stud 8-03.
When installing mandrel 1 into lower supporting apparatus 8, first by the screw hole 1-5 spiral shell of one end of stud 8-03 and mandrel 1
Line cooperation, then stud 8-03 and mandrel 1 are inserted into mounting hole, with stud 8-03 by mandrel 1 toward mounting hole lira,
So that the second construction section 1-3 of mandrel 1 is constantly filled in taper hole 8-05, matches the second construction section 1-3 of mandrel 1 with taper hole 8-05 interference
It closes, mandrel 1 is made to be fixed together by means of the taper of taper hole 8-05 with lower support axis 8-02, while connecting column 1-4 and lower support axis 8-
02 connecting hole cooperation makes have reliable rigid connection between lower support axis 8-02 and mandrel 1, finally uses stop nut 8-04
Cooperate with stud 8-03 far from the threaded one end of mandrel 1, prevents mandrel 1 from extracting out from mounting hole.From lower supporting apparatus 8
When middle disassembly mandrel 1, lower position nut 8-04 is screwed, then push stud 8-03 toward the direction close to mandrel 1, mandrel 1 exists
It is exited from taper hole 8-05 under the promotion of stud 8-03.
In handling when the bearing ring 14 of rolling, as shown in figure 4, swing rod 9-03 is under the driving of the first cylinder 9-02,
Using support shaft as the centre of gyration, swing.Swing rod 9-03 turns right swing in place, and first bearing seat 9-05 holds mandrel 1
First construction section 1-1 makes mandrel 1 unlikely bending deformation and fracture in the case where pushing power effect, guarantees that rolling process is gone on smoothly, pendulum
Bar 9-03 turns left swing in place, separates mandrel 1 with the upper end swing rod 9-03, that is, can exit forging, then puts next workpiece.
As shown in Figure 10, slide block device includes sliding block 13-01, main shaft 13-02.Sliding block 13-01 and the sliding of lathe bed device 6 connect
It connects, sliding block 13-01 is slided up and down, the middle part of main shaft 13-02 and cunning under the reciprocating of feed arrangement 12 in lathe bed device 6
Block 13-01 rotation connection, one end of main shaft 13-02 are connect with transmission device 7, and one end of main shaft 13-02 is connect with roll milling wheel 3.
The middle part for being installed on the lateral surface of the roll milling wheel 2 of slide block device 13 is equipped with spreading slot 2-1, the slot bottom of spreading slot 2-1
The shape of generatrix of the lateral surface 5-1 of the bearing inner race of shape and CA type self-aligning roller bearing cooperates, specific: the knot of roll milling wheel 2
Structure is as shown in figure 11, the slot bottom shape of the spreading slot 2-1 on the axial cross section of roll milling wheel 2 in CA type self-aligning roller bearing
The shape of generatrix of the lateral surface 5-1 of the bearing inner race of CA type self-aligning roller bearing on the axial cross section of bearing inner race 5 cooperates, from
And during the rolling of the bearing inner race 5 of the CA type self-aligning roller bearing to rolling, since spreading slot 2-1 is directly and to rolling
CA type self-aligning roller bearing bearing inner race lateral surface 5-1 contact, so the axis of the complete CA type self-aligning roller bearing of spreading
Hold inner ring lateral surface 5-1 be CA type self-aligning roller bearing bearing inner race lateral surface 5-1 shape, that is, by CA type tune
Raceway spreading on the lateral surface 5-1 of the bearing inner race of heart roller bearing comes out.
It is installed on the shape of generatrix of the lateral surface of the support wheel 3 of thrust roller segment 10 and the bearing of CA type self-aligning roller bearing
The shape of generatrix of the lateral surface 5-1 of inner ring cooperates, and specific: the structure of support wheel 3 is as shown in figure 12, in the axial direction of support wheel 3
On section, the axial cross section of the shape of generatrix and the bearing inner race 5 in CA type self-aligning roller bearing of the lateral surface at 3 middle part of support wheel
On CA type self-aligning roller bearing bearing inner race lateral surface 5-1 shape of generatrix it is identical, thus in the CA type tune to rolling
During the rolling of the bearing inner race 5 of heart roller bearing, due to support wheel 3 middle part directly with the CA type aligning roller to rolling
The lateral surface 5-1 of the bearing inner race of bearing is contacted, so the lateral surface of the bearing inner race of the complete CA type self-aligning roller bearing of spreading
5-1 is the shape of the lateral surface 5-1 of the bearing inner race of CA type self-aligning roller bearing, that is, by the axis of CA type self-aligning roller bearing
The raceway spreading held on the lateral surface 5-1 of inner ring comes out.
As shown in figure 13, the signal wheel 4 for being installed on signal roller segment 11 is cylinder-like structure.
When work, as shown in Fig. 1-2 and Figure 14:
(1) bearing inner race 5 of CA type self-aligning roller bearing is placed on mandrel 1, the position of adjustment signal roller arrangement 11 makes
The outer diameter of the bearing inner race 5 of signal wheel 4 and CA type self-aligning roller bearing is tangent, then by the bearing inner race of CA type self-aligning roller bearing
5 remove from mandrel 1；
(2) bearing ring 14 to rolling is set on mandrel 1；
(3) start transmission device 7 and feed arrangement 12, the roll milling wheel 2 being rotating is as slide block device 13 is in feed arrangement
It is moved downward under the action of 12, with by after the bearing ring 14 of rolling contacts, the bearing ring 14 to rolling starts roll milling wheel 2
Deformation, rotated under the action of frictional force to the bearing ring of rolling 14 and mandrel 1 at this time, to rolling bearing ring 14 by
It squeezes, wall thickness is gradually cut thin, and prolongs tangential direction extension, axial also to have a small amount of broadening, the just extension in the bearing ring of rolling
Deformation is in free state；
When just after the outer diameter of the bearing ring of rolling and fixed support wheel 3 contact, the reaction force of support wheel 3 makes just
While the outer diameter of the bearing ring of rolling increases, bending deformation is generated, it will be just in the geometric center of the bearing ring of rolling
Push the left of 6 center line of lathe bed device to, and carry out rolling process smoothly, when just in the outer diameter increasing of the bearing ring of rolling
When arriving pre-adjusted signal wheel 4 greatly, roll milling wheel 2 can upward backhaul, obtain the complete bearing ring of spreading to get to CA type
The bearing inner race 5 of self-aligning roller bearing；
(4) the complete bearing ring of spreading is unloaded from mandrel 1.
Obviously, various changes and modifications can be made to the invention without departing from essence of the invention by those skilled in the art
Mind and range.In this way, if these modifications and changes of the present invention belongs to the range of the claims in the present invention and its equivalent technologies
Within, then the present invention is also intended to include these modifications and variations.
Claims (6)
1. a kind of rolling die, including being installed on the mandrel of lower support device and end face support device, being installed on slide block device
Roll milling wheel, the support wheel for being installed on thrust roller arrangement, the signal wheel for being installed on signal roller arrangement, which is characterized in that the mandrel
The shape of generatrix of the medial surface of the shape of generatrix and bearing ring of the side at middle part cooperates, and the middle part of the lateral surface of roll milling wheel is equipped with
Spreading slot, the shape of generatrix cooperation of the lateral surface of the slot bottom shape and bearing ring of spreading slot, the bus of the lateral surface of support wheel
The shape of generatrix of the lateral surface of shape and bearing ring cooperates.
2. a kind of rolling die according to claim 1, which is characterized in that the signal wheel is cylinder-like structure.
3. a kind of rolling die according to claim 1, which is characterized in that the lower supporting apparatus includes lower support shell
Body, lower support axis, stud, stop nut, lower support shell and lower support axis connection, lower support axis are equipped with mounting hole, peace
Dress hole includes the taper hole and through-hole being sequentially communicated along the axial direction of lower support shaft, and taper hole is used to be interference fitted with mandrel, stud
It fits with the through hole, one end of stud and the screw hole of mandrel one end cooperate, stud one end and limit far from mandrel
Position nut cooperation, stop nut are set to the one end of lower support axis far from mandrel, and the outer diameter of stop nut is greater than the aperture of through-hole.
4. a kind of rolling die according to claim 3, which is characterized in that be equipped between the taper hole and through-hole prismatic
Connecting hole, connecting hole is for the prismatic connecting column cooperation with mandrel end.
5. a kind of rolling die according to claim 4, which is characterized in that the end surface supporting device includes end surface supporting
The lower end of bracket, the first cylinder, connection handle, swing rod, the first cylinder is connect with the lower end of end surface supporting bracket, the work of the first cylinder
The lower end of stopper rod and connection handle is hinged, and the upper end of connection handle and the middle part of swing rod connect, the lower end of swing rod and end surface supporting bracket
Upper end it is hinged, the upper end of swing rod is used to connect by first bearing seat and mandrel far from one end of lower support device.
6. using a kind of described in any item application methods of the Ring Rolling Machine of rolling die of claim 1-5, which is characterized in that packet
Include following steps:
(1) the complete bearing ring of rolling is placed on mandrel, the position of adjustment signal roller, makes signal wheel and the complete bearing holder (housing, cover) of rolling
The outer diameter of circle is tangent, then the complete bearing ring of rolling is removed from mandrel；
(2) bearing ring to rolling is set on mandrel；
(3) start feed arrangement and transmission device, to rolling bearing ring roll milling wheel, support wheel spreading under, wall thickness subtracts
Thin, internal diameter increases, when just when the outer diameter of the bearing ring of rolling and signal wheel are tangent, closing feed arrangement and transmission device,
Obtain the complete bearing ring of spreading；
(4) the complete bearing ring of spreading is unloaded from mandrel.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910446591.8A CN110076270A (en) | 2019-05-27 | 2019-05-27 | A kind of application method of rolling die and the Ring Rolling Machine using the rolling die |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910446591.8A CN110076270A (en) | 2019-05-27 | 2019-05-27 | A kind of application method of rolling die and the Ring Rolling Machine using the rolling die |
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| CN110076270A true CN110076270A (en) | 2019-08-02 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201910446591.8A Pending CN110076270A (en) | 2019-05-27 | 2019-05-27 | A kind of application method of rolling die and the Ring Rolling Machine using the rolling die |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111872314A (en) * | 2020-07-31 | 2020-11-03 | 烟台吉森新材料科技有限公司 | Gantry type heavy expanding and forging machine set |
Citations (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101780477A (en) * | 2010-03-05 | 2010-07-21 | 武汉理工大学 | Method and device for on-line measurement and control of vertical ring rolling process |
| CN102274912A (en) * | 2011-05-09 | 2011-12-14 | 江绍成 | core roller rotating device of vertical ring rolling machine |
| CN102581181A (en) * | 2012-03-07 | 2012-07-18 | 济南铸造锻压机械研究所有限公司 | Large radial-axial ring rolling machine |
| CN103143658A (en) * | 2012-12-12 | 2013-06-12 | 贵州航宇科技发展股份有限公司 | Rolling forming method for bearing steel complex abnormal section annular element |
| CN203044764U (en) * | 2013-01-16 | 2013-07-10 | 济南泉跃数控机械有限公司 | Vertical type numerical control radial ring rolling machine |
| CN104841819A (en) * | 2015-05-27 | 2015-08-19 | 大连海泰轴承制造有限公司 | Dual-arch vertical ring-rolling machine |
| WO2016020869A1 (en) * | 2014-08-08 | 2016-02-11 | Centro Servizi Stipaf C.S.S. - S.R.L. | Machine and method for shaping annular elements, such as rolling machine and a method for circular rolling annular elements |
| CN205436949U (en) * | 2015-12-25 | 2016-08-10 | 诸城市圣阳机械有限公司 | Lower supporting apparatus for ring roller |
| CN108500196A (en) * | 2018-03-12 | 2018-09-07 | 希西维轴承（盱眙）有限公司 | A kind of double-row bearing part double channel rolling core roller and its forging method |
| CN210160332U (en) * | 2019-05-27 | 2020-03-20 | 临清市同兴轴承锻造有限公司 | Rolling die for bearing ring rolling machine |
-
2019
- 2019-05-27 CN CN201910446591.8A patent/CN110076270A/en active Pending
Patent Citations (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101780477A (en) * | 2010-03-05 | 2010-07-21 | 武汉理工大学 | Method and device for on-line measurement and control of vertical ring rolling process |
| CN102274912A (en) * | 2011-05-09 | 2011-12-14 | 江绍成 | core roller rotating device of vertical ring rolling machine |
| CN102581181A (en) * | 2012-03-07 | 2012-07-18 | 济南铸造锻压机械研究所有限公司 | Large radial-axial ring rolling machine |
| CN103143658A (en) * | 2012-12-12 | 2013-06-12 | 贵州航宇科技发展股份有限公司 | Rolling forming method for bearing steel complex abnormal section annular element |
| CN203044764U (en) * | 2013-01-16 | 2013-07-10 | 济南泉跃数控机械有限公司 | Vertical type numerical control radial ring rolling machine |
| WO2016020869A1 (en) * | 2014-08-08 | 2016-02-11 | Centro Servizi Stipaf C.S.S. - S.R.L. | Machine and method for shaping annular elements, such as rolling machine and a method for circular rolling annular elements |
| CN104841819A (en) * | 2015-05-27 | 2015-08-19 | 大连海泰轴承制造有限公司 | Dual-arch vertical ring-rolling machine |
| CN205436949U (en) * | 2015-12-25 | 2016-08-10 | 诸城市圣阳机械有限公司 | Lower supporting apparatus for ring roller |
| CN108500196A (en) * | 2018-03-12 | 2018-09-07 | 希西维轴承（盱眙）有限公司 | A kind of double-row bearing part double channel rolling core roller and its forging method |
| CN210160332U (en) * | 2019-05-27 | 2020-03-20 | 临清市同兴轴承锻造有限公司 | Rolling die for bearing ring rolling machine |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111872314A (en) * | 2020-07-31 | 2020-11-03 | 烟台吉森新材料科技有限公司 | Gantry type heavy expanding and forging machine set |
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