CN110193572A - The manufacturing method of double S type web wheel press shaping die devices and double S type web wheels - Google Patents
The manufacturing method of double S type web wheel press shaping die devices and double S type web wheels Download PDFInfo
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- CN110193572A CN110193572A CN201910568910.2A CN201910568910A CN110193572A CN 110193572 A CN110193572 A CN 110193572A CN 201910568910 A CN201910568910 A CN 201910568910A CN 110193572 A CN110193572 A CN 110193572A
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- 238000007493 shaping process Methods 0.000 title claims abstract description 28
- 238000004519 manufacturing process Methods 0.000 title claims abstract description 19
- 238000005452 bending Methods 0.000 claims abstract description 90
- 238000005096 rolling process Methods 0.000 claims abstract description 88
- 239000002184 metal Substances 0.000 claims abstract description 33
- 238000000034 method Methods 0.000 claims description 24
- 229910000831 Steel Inorganic materials 0.000 claims description 11
- 239000010959 steel Substances 0.000 claims description 11
- 238000005242 forging Methods 0.000 claims description 9
- 230000000630 rising effect Effects 0.000 claims 1
- 238000012797 qualification Methods 0.000 abstract description 6
- 230000008901 benefit Effects 0.000 description 3
- 238000010586 diagram Methods 0.000 description 3
- 238000005516 engineering process Methods 0.000 description 3
- 238000010438 heat treatment Methods 0.000 description 3
- 238000009826 distribution Methods 0.000 description 2
- 238000003801 milling Methods 0.000 description 2
- 238000003825 pressing Methods 0.000 description 2
- 238000011084 recovery Methods 0.000 description 2
- 230000015572 biosynthetic process Effects 0.000 description 1
- 230000004069 differentiation Effects 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000000465 moulding Methods 0.000 description 1
- 238000004080 punching Methods 0.000 description 1
- 238000004088 simulation Methods 0.000 description 1
- 239000002699 waste material Substances 0.000 description 1
Classifications
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B21—MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
- B21D—WORKING OR PROCESSING OF SHEET METAL OR METAL TUBES, RODS OR PROFILES WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
- B21D37/00—Tools as parts of machines covered by this subclass
- B21D37/10—Die sets; Pillar guides
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B21—MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
- B21D—WORKING OR PROCESSING OF SHEET METAL OR METAL TUBES, RODS OR PROFILES WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
- B21D53/00—Making other particular articles
- B21D53/26—Making other particular articles wheels or the like
- B21D53/30—Making other particular articles wheels or the like wheel rims
-
- 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
- B21H1/08—Making articles shaped as bodies of revolution rings of restricted axial length railway wheel rims
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B21—MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
- B21K—MAKING FORGED OR PRESSED METAL PRODUCTS, e.g. HORSE-SHOES, RIVETS, BOLTS OR WHEELS
- B21K1/00—Making machine elements
- B21K1/28—Making machine elements wheels; discs
- B21K1/40—Making machine elements wheels; discs hubs
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02T—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO TRANSPORTATION
- Y02T10/00—Road transport of goods or passengers
- Y02T10/80—Technologies aiming to reduce greenhouse gasses emissions common to all road transportation technologies
- Y02T10/86—Optimisation of rolling resistance, e.g. weight reduction
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- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Forging (AREA)
Abstract
The invention discloses a kind of double S type web wheel press shaping die devices, it is matched including upper bending die and with upper bending die so that metal at the first lug boss and the second lug boss on wheel rolling base is towards the lower bending die flowed at S type position, the first lug boss and the second lug boss on wheel rolling base are to be staggeredly arranged.Double S type web wheel press shaping die devices of the invention, so that metal Rational flow at the boss positions of two of rolled blank disc dislocation arrangements is to wheel S type position, it realizes and the metal at S type position is compensated, each position metal allowance is reasonably distributed after can guarantee wheel press-bending, ensure that wheel at parison size qualification, improves the qualification rate of stock utilization and double S type web wheels.The invention also discloses a kind of manufacturing methods of double S type web wheels.
Description
Technical field
The invention belongs to train wheel forming technology technical fields, specifically, the present invention relates to a kind of double S type disc vehicles
Take turns the manufacturing method of press shaping die device and double S type web wheels.
Background technique
With the fast development of world's rail traffic, wheel demand is very big.There is a kind of disc shape of wheel extremely
It is special, it is alike with hump for double S types, due to its when improving train operation section with higher in terms of wheel
The property learned, thus be generally used.
The forming technology of entirety rolled steel wheel mainly includes preforming, molding, rolling, press-bending four procedure of punching at present.
Since double S type web wheel shapes are complex, manufacture difficulty is larger, in mass production, has the following problems:
(1) pressure wheel bending deformation drag is bigger than normal, the more difficult satisfaction of press tonnage；
(2) after bending, wheel suppresses the frequent undersize of web area, filling is discontented with, and causes a large amount of waste products；
(3) blank wheel design margin is bigger than normal, and each position metal allowance of disc is uneven, leads to post-production quality and effect
Rate is relatively low, and metal utilization is lower；
(4) it can not be accurately positioned when wheel is bent, lead to press shaping die unstable quality.
With the dog-eat-dog of wheel market, wheel lumber recovery, qualification rate directly affect economic benefit in factory and
Profit, and wheel bends and is used as last procedure, will directly determine wheel base final shape, therefore redesigns double S type spokes
Wooden handcart wheel press shaping die method and device is of great significance to the manufacture of wheel mass.
Summary of the invention
The present invention is directed at least solve one of the technical problems existing in the prior art.For this purpose, the present invention provides a kind of double S
Type web wheel press shaping die device, it is therefore an objective to improve the qualification rate of double S type web wheels.
To achieve the goals above, the technical scheme adopted by the invention is as follows: double S type web wheel press shaping die devices, packet
It includes bending die and matches the metal so that at the first lug boss and the second lug boss on wheel rolling base with upper bending die
The lower bending die flowed at towards S type position, the first lug boss and the second lug boss on wheel rolling base are to be staggeredly arranged.
First lug boss is set on the inside radial plate surface of the wheel rolling base, and second lug boss is set to
On the outside radial plate surface of wheel rolling base, the distance between axis of the first lug boss and wheel rolling base is less than the second lug boss
The distance between axis of wheel rolling base.
The upper bending die includes upper mold body and is set in upper mold body and presses for applying to wheel rolling base
The interior positioning table and outer positioning table of power, interior positioning table and outer positioning table are protruded towards the lower section of upper mold body.
The upper mold body has the upper mold working face for being in contact with wheel rolling base, and upper mold working face is arc surface
And upper mold working face is between the interior positioning table and the outer positioning table.
The lower bending die is useful to work in the first lower die working face being in contact with wheel rolling base and the second lower die
Face, the first lower die working face and the second lower die working face are arc surface, and the first lower die working face is located at the interior positioning table
Lower section, the second lower die working face are located at the lower section of the outer positioning table.
The lower bending die has evacuation face, and evacuation face is located at the first lower die working face and second lower die work
Between face, avoiding has gap between face and wheel rolling base.
The first lower die working face is identical with the height of the second lower die working face, and the height in the evacuation face is less than
The height of first lower die working face and the second lower die working face.
The present invention also provides a kind of manufacturing methods of double S type web wheels, including forging and stamping process, rolling process and press-bending
Process in the press-bending operation, makes metal at the first lug boss and the second lug boss on wheel rolling base towards S type position
Place is flowed, and the first lug boss and the second lug boss on wheel rolling base are to be staggeredly arranged.
In the forging and stamping process, steel billet is forged into pressure wheel base, first protrusion is molded on pressure wheel base
Portion and second lug boss, the first lug boss are set on the inside radial plate surface of the wheel rolling base, and the second lug boss is set
It is placed on the outside radial plate surface of wheel rolling base, the distance between the first lug boss and the axis of wheel rolling base are convex less than second
Play the distance between the axis in portion and wheel rolling base.
In the press-bending operation, using above-mentioned double S type web wheel press shaping die devices, by upper bending die and under
The cooperation of bending die flows to the metal at the first lug boss and the second lug boss on wheel rolling base at S type position.
Double S type web wheel press shaping die devices of the invention, so that the boss of two dislocation arrangements of rolled blank disc
Metal Rational flow at position is realized and is compensated the metal at S type position to wheel S type position, it is ensured that wheel is each after bending
Position metal allowance is reasonably distributed, it is ensured that wheel improves the conjunction of stock utilization and double S type web wheels at parison size qualification
Lattice rate.
Detailed description of the invention
This specification includes the following drawings, and shown content is respectively:
Fig. 1 is the structural schematic diagram of double S type web wheel press shaping die devices of the invention；
Fig. 2 is the structural schematic diagram of upper bending die；
Fig. 3 is the structural schematic diagram that upper bending die and lower bending die bend to wheel base deformation；
Fig. 4 is the cross-sectional view of wheel rolling base；
Fig. 5 is enlarged drawing at A in Fig. 4；
Fig. 6 is the cross-sectional view that wheel bends base；
Fig. 7 is enlarged drawing at B in Fig. 6；
Fig. 8 is the cross-sectional view of double S type web wheels；
In the figure, it is marked as 1, upper die holder；2, upper mould cover is bent；3, upper bending die；301, upper mold body；302, interior positioning
Platform；303, outer positioning table；304, upper mold working face；4, upper loop；5, wheel base；6, lower bending die；601, the first lower die works
Face；602, the second lower die working face；603, face is avoided；7, liftout set；8, lower die-cushion is bent；9, liftout block set；10, lower die holder；
11, lower die pressure ring；12, upper mold pressure ring；13, the first lug boss；14, the second lug boss；15, wheel bore；16, wheel hub；17, double S
Type disc；18, wheel rim；19, tyre tread；20, wheel rim；21, the first inner wall；22, the second inner wall；23, the first outside wall surface；24,
Second outside wall surface；25, rolled blank wheel rim；26, rolled blank wheel hub；27, rolled blank disc；28, base wheel rim is bent；29, base is bent
Wheel hub；30, base disc is bent.
Specific embodiment
Below against attached drawing, by the description of the embodiment, making to a specific embodiment of the invention further details of
Explanation, it is therefore an objective to those skilled in the art be helped to have more complete, accurate to inventive concept of the invention, technical solution and go deep into
Understanding, and facilitate its implementation.
It should be noted that " first ", " second " and " third " does not represent knot in embodiment disclosed below
Structure and/or absolute differentiation relationship functionally, do not represent the successive sequence that executes yet, and merely for convenience of description.
As shown in Figures 1 to 7, the present invention provides a kind of double S type web wheel press shaping die devices, including upper bending die
It 3 and is matched with upper bending die 3 so that metal at the first lug boss 13 and the second lug boss 14 on wheel rolling base is towards S
The lower bending die 6 flowed at type position, the first lug boss 13 and the second lug boss 14 on wheel rolling base are to be staggeredly arranged.
Specifically, the manufacturing method of double S type web wheels includes steel ingot sawing process, heating steel billet process, forging and stamping work
Sequence, rolling process and press-bending operation.In forging and stamping process, steel billet is forged by pressure wheel base by hydraulic press；In rolling process,
It is expanding to compacting pressure wheel base progress using milling train, make wheel rim position metal flow to extend disc, prepares wheel rolling
Base.As shown in Figure 4 and Figure 5, the first lug boss 13 is set on the inside radial plate surface of wheel rolling base, the setting of the second lug boss 14
In on the outside radial plate surface of wheel rolling base, the distance between the first lug boss 13 and the axis of wheel rolling base are convex less than second
Play the distance between the axis in portion 14 and wheel rolling base.Wheel rolling base mainly includes rolled blank wheel rim 25, rolled blank wheel hub
26, rolled blank disc 27, the first lug boss 13 and the second lug boss 14, rolled blank wheel rim 25, rolled blank wheel hub 26 and rolled blank
Disc 27 is coaxial arrangement, and rolled blank disc 27 is between rolled blank wheel rim 25 and rolled blank wheel hub 26.First lug boss 13
For the bulge-structure formed on the inside radial plate surface of rolled blank disc 27, the first lug boss 13 protrudes from rolled blank disc 27
Inside radial plate surface, the second lug boss 14 are the bulge-structure formed on the outside radial plate surface of rolled blank disc 27, the second protrusion
Portion 14 protrudes from the outside radial plate surface of rolled blank disc 27, and the distance between the first lug boss 13 and rolled blank wheel hub 26 are less than
The distance between two lug bosses 14 and rolled blank wheel hub 26.First lug boss 13 and the second lug boss 14 are to be staggeredly arranged, the mistake
It opens arrangement to refer on the thickness direction of rolled blank disc 27, the first lug boss 13 and the second lug boss 14 is not at and rolled blank
On the parallel same straight line of the thickness direction of disc 27, the axis phase of the thickness direction and wheel rolling base of rolled blank disc 27
In parallel.
In the forming technology of double S type web wheels, difficulty is up to the press-bending of double S type web wheels, i.e. wheel rolls
Base is prepared into wheel after bending and bends base.The rolled blank disc 27 of wheel rolling base be broadly divided into compacting web area and
Web area two parts are rolled, compacting web area is to forge and press to be formed in forging and stamping process, and rolling web area is in rolling work
Expanding formation is carried out to pressure wheel base by milling train in sequence, compacting web area is located at rolled blank wheel hub 26 and rolling disc
Between region and compacting web area is connect with rolled blank wheel hub 26 and rolling web area, and rolling web area is located at rolled blank
Between wheel rim 25 and compacting web area and rolling web area is connect with rolled blank wheel rim 25 and compacting web area.In double S
In the actual production of type web wheel, it is not easy out in press bending process in the rolling web area of press-bending operation, wheel rolling base
The risks such as thin, drawing crack are now drawn, and suppresses web area and draws the risks such as thin, drawing crack shaping S type position and be easy to appear.
The disc overall region of existing conventional vehicle wheel rolled blank is plane, and radial plate surface metal is smooth, uniform, and press-bending terminates
Afterwards, compacting disc position often fills discontented, off size.By actual production and FEM Simulation, main cause is
Radian at the S type position of double S type web wheels is big, amount of metal is more；Rather than the amount of metal at the position of S type is small.Such as according to
Conventional rolled blank is bent, and the phenomenon that metal filling is discontented with often occurs in the compacting disc S type position after bending, and its
Amount of metal at the position of remaining non-S type is more, and metal fills overfill, to cause entire disc position metal allowance to be unevenly distributed, S
Undersize at type.
Therefore, the present invention combines the characteristic distributions of conventional pressing bend method and wheel forming base surplus, has redesigned press-bending
Preceding rolled blank specially designs a kind of " dislocation boss metal penalty method ", i.e., by the disc of wheel rolling base outside set
Set the first lug boss 13 and the second lug boss 14, in such wheel web press bending process, the first lug boss 13 and the second lug boss
Metal at 14 can be reasonably allocated at the S type position of compacting disc, and each position metal allowance distribution is closed after guaranteeing wheel press-bending
Reason, so that the risk for avoiding conventional vehicle wheel pressing bend method from generating, obtains qualified wheel base, improve lumber recovery, the qualification rate of metal
While, wheel production efficiency is further increased, realizes the mass production of double S type web wheels.
As shown in Figure 1, double S type web wheel press shaping die devices of the invention further include upper die holder 1, are set to upper die holder
Press-bending upper mould cover 2 on 1 is set to upper loop, the lower die holder 10, the press-bending being set on lower die holder 10 bent on upper mould cover 2
It is fixed to bend upper mould cover 2 for lower die-cushion 8, the liftout block set being set on lower die holder 10 and the liftout set being set in liftout block set
It is set on upper die holder 1, upper bending die 3 is located at the lower section for bending upper mould cover 2 and upper bending die 3 and press-bending upper mould cover 2 are fixed and connected
It connects, bends lower die-cushion 8 and be fixedly installed on lower die holder 10, lower bending die 6 is fixedly installed on the lower die-cushion 8 of press-bending, lower bending die 6
Positioned at the underface of upper bending die 3.In press-bending operation, by wheel rolling base be placed on lower bending die 6 and upper bending die 3 it
Between, upper die holder 1 drives upper bending die 3 to push, and allows bending die 3 to apply downward pressure to wheel rolling base, makes vehicle
Wheel rolling base carries out press shaping die.
As shown in Figure 1 to Figure 3, upper bending die 3 includes upper mold body 301 and is set in upper mold body 301 and is used for
Stressed interior positioning table 302 and outer positioning table 303, upper mold body 301 and the fixed company of press-bending upper mould cover 2 are applied to wheel rolling base
It connects, interior positioning table 302 and outer positioning table 303 are fixedly connected with upper mold body 301,303 direction of interior positioning table 302 and outer positioning table
The lower section of upper mold body 301 is protruded, and interior positioning table 302 and outer positioning table 303 are convex to be formed on the bottom surface of upper mold body 301
Structure is played, interior positioning table 302 and outer positioning table 303 are used to carry out precise positioning to the press-bending deflection of wheel web, accurate to control
Wheel web final shape processed.Upper mold body 301 has the upper mold working face 304 for being in contact with wheel rolling base, upper mold
Working face 304 is arc surface and upper mold working face 304 is between interior positioning table 302 and outer positioning table 303.Lower bending die 6 has
There are the first lower die working face 601 and the second lower die working face 602 for being in contact with wheel rolling base, the first lower die working face
601 and second lower die working face 602 be arc surface, the first lower die working face 601 is located at the lower section of interior positioning table 302, second
Lower die working face 602 is located at the lower section of outer positioning table 303.
As shown in Figure 1 to Figure 3, lower bending die 6 has evacuation face 603, and evacuation face 603 is located at the first lower die working face 601
And second between lower die working face 602, avoiding has gap between face 603 and wheel rolling base.In press-bending operation, interior positioning
Platform 302, outer positioning table 303 and upper mold working face 304 are located at the top of wheel rolling base, under the first lower die working face 601, second
Mould working face 602 and evacuation face 603 are located at the lower section of wheel rolling base, and interior positioning table 302 is at the first lug boss 13 and vehicle
The inside radial plate surface of wheel rolling base is in contact, upper mold working face 304 and outer positioning table 303 with the interior adradialia of wheel rolling base
Face is in contact, and the first lower die working face 601 is to be in contact at the second lug boss 14 with the outside radial plate surface of wheel rolling base, the
Two lower die working faces 602 are in contact with the outside radial plate surface of wheel rolling base, avoid the outer adradialia in face 603 and wheel rolling base
Face does not contact, and avoiding has gap between face 603 and the outside radial plate surface of wheel rolling base.Therefore, in the pressure of wheel rolling base
During o ing, the upper mold working face 304 of upper bending die 3, the first lower die working face 601 of lower bending die 6 and the second lower die
Working face 602 contacts with wheel rolling base, stress, and fitting wheel web carries out press-bending deformation, and reserves segment space, with benefit
In disc metal flow, so that resistance of deformation be effectively reduced, the degree of filling at entire disc position can be made while being guaranteed.And
Upper bending die 3 designs inside and outside two positioning tables, carries out precise positioning to the press-bending deflection of wheel web, accurate to control wheel spoke
Plate final shape.
As shown in Figure 1 to Figure 3, the first lower die working face 601 is identical with the height of the second lower die working face 602, avoids face
Height of 603 height less than the first lower die working face 601 and the second lower die working face 602.Interior positioning table 302 and outer positioning table
303 height is identical, and the height of upper mold working face 304 is less than the height of interior positioning table 302 and outer positioning table 303, upper bending die 3
Downwardly projecting bulge-structure is formed at upper mold working face 304, lower bending die 6 is under the first lower die working face 601 and second
A bulge-structure protruding upward is respectively formed at mould working face 602.As shown in Figure 6 to 8, it is bent in the wheel shaped
There are two S type positions for tool on base, and the S that wheel bends base is formed between upper mold working face 304 and the first lower die working face 601
Type position forms another S type position that wheel bends base between upper mold working face 304 and the second lower die working face 602.Wheel
Bending base mainly includes bending base wheel rim 28, bend base wheel hub 29 and bending base disc 30, bends base wheel rim 28, bends base wheel hub
29 and bend base disc 30 be fixedly and coaxially connected, bend base disc 30 be located at bend base wheel rim 28 and bend base wheel hub 29 it
Between, bending base disc 30 is the disc that shape is double sigmoid, and bending the tool of base disc 30, there are two S type positions, and two S type positions are
It continuously arranges and is connected, the shape for bending base wheel rim 28 is identical as the shape of rolled blank wheel rim 25, bends the shape of base wheel hub 29
Shape is identical as the shape of rolled blank wheel hub 26.
During the press shaping die of wheel rolling base, the rolled blank disc of wheel rolling base is gradually deformed into double sigmoid spoke
Plate gradually shapes two S type positions, the metal direction at the first lug boss 13 and the second lug boss 14 on wheel rolling base
It is flowed at position far from rolled blank wheel hub 26, the cooperation by upper bending die 3 and with lower bending die 6 makes on wheel rolling base
The first lug boss 13 and the second lug boss 14 at a metal flow direction S type position nearest apart from rolled blank wheel hub 26 at.
The present invention also provides a kind of manufacturing methods of double S type web wheels, including steel ingot sawing process, heating steel billet work
Sequence, forging and stamping process, rolling process and press-bending operation.In press-bending operation, make the first lug boss 13 and second on wheel rolling base
Towards flowing at S type position, the first lug boss 13 and the second lug boss 14 on wheel rolling base are for metal at lug boss 14
It is staggeredly arranged.It when making double S type web wheels, realizes and carries out steel ingot sawing process, then carry out heating steel billet process, then
Forging and stamping process is carried out, rolling process is subsequently carried out, finally carries out press-bending operation.It forges and presses in process, steel billet is forged into wheel
Base is suppressed, molds the first lug boss 13 and the second lug boss 14 on pressure wheel base, the first lug boss 13 is set to wheel and rolls
On the inside radial plate surface of base, the second lug boss 14 is set on the outside radial plate surface of wheel rolling base, the first lug boss 13 with
Axis the distance between of the distance between the axis of wheel rolling base less than the second lug boss 14 and wheel rolling base.
In press-bending operation, double S type web wheel press shaping die devices using the above structure, by upper bending die 3 and with
The cooperation of lower bending die 6 makes the metal at the first lug boss 13 and the second lug boss 14 on wheel rolling base flow to S type position
Place.Since double S type web wheel press shaping dies that the manufacturing method of double S type web wheels of the invention uses above structure fill
It sets, so it has the advantages that all of above-mentioned double S type web wheel press shaping die devices.
The present invention is exemplarily described in conjunction with attached drawing above.Obviously, present invention specific implementation is not by above-mentioned side
The limitation of formula.As long as using the improvement for the various unsubstantialities that the inventive concept and technical scheme of the present invention carry out；Or not
It is improved, above-mentioned conception and technical scheme of the invention are directly applied into other occasions, in protection scope of the present invention
Within.
Claims (10)
1. pair S type web wheel press shaping die device, which is characterized in that matched including upper bending die and with upper bending die so that
Lower bending die of the metal at the first lug boss and the second lug boss towards flowing at S type position on wheel rolling base, wheel
The first lug boss and the second lug boss in rolled blank are to be staggeredly arranged.
2. double S type web wheel press shaping die devices according to claim 1, which is characterized in that first lug boss
It is set on the inside radial plate surface of the wheel rolling base, second lug boss is set to the outside radial plate surface of wheel rolling base
On, the distance between axis of the first lug boss and wheel rolling base is less than between the second lug boss and the axis of wheel rolling base
Distance.
3. double S type web wheel press shaping die devices according to claim 1 or 2, which is characterized in that the upper bending die
Including upper mold body and it is set in upper mold body and is used to apply stressed interior positioning table and outer positioning to wheel rolling base
Platform, interior positioning table and outer positioning table are protruded towards the lower section of upper mold body.
4. double S type web wheel press shaping die devices according to claim 3, which is characterized in that the upper mold body tool
There is the upper mold working face for being in contact with wheel rolling base, upper mold working face is arc surface and upper mold working face is located in described
Between positioning table and the outer positioning table.
5. double S type web wheel press shaping die devices according to claim 3 or 4, which is characterized in that the lower bending die
With the first lower die working face and the second lower die working face for being in contact with wheel rolling base, the first lower die working face and
Two lower die working faces are arc surface, and the first lower die working face is located at the lower section of the interior positioning table, the second lower die working face position
In the lower section of the outer positioning table.
6. double S type web wheel press shaping die devices according to claim 5, which is characterized in that the lower bending die
There is evacuation face, avoids face between the first lower die working face and the second lower die working face, evacuation face is rolled with wheel
There is gap between base.
7. double S type web wheel press shaping die devices according to claim 6, which is characterized in that the described first lower die worker
Make that face is identical with the height of the second lower die working face, the height in the evacuation face is less than under the first lower die working face and second
The height of mould working face.
8. the manufacturing method of pair S type web wheel, including forging and stamping process, rolling process and press-bending operation, which is characterized in that described
In press-bending operation, make metal at the first lug boss and the second lug boss on wheel rolling base towards flowing at S type position, vehicle
The first lug boss and the second lug boss on wheel rolling base are to be staggeredly arranged.
9. the manufacturing method of double S type web wheels according to claim 8, which is characterized in that, will in the forging and stamping process
Steel billet forges into pressure wheel base, first lug boss and second lug boss is molded on pressure wheel base, first is convex
The portion of rising is set on the inside radial plate surface of the wheel rolling base, and the second lug boss is set to the outside radial plate surface of wheel rolling base
On, the distance between axis of the first lug boss and wheel rolling base is less than between the second lug boss and the axis of wheel rolling base
Distance.
10. the manufacturing method of double S type web wheels according to claim 8 or claim 9, which is characterized in that the press-bending operation
In, using any double S type web wheel press shaping die devices of claim 1 to 7, by upper bending die and with lower press-bending
The cooperation of mould flows to the metal at the first lug boss and the second lug boss on wheel rolling base at S type position.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910568910.2A CN110193572B (en) | 2019-06-27 | 2019-06-27 | double-S-shaped radial plate wheel bending forming device and manufacturing method of double-S-shaped radial plate wheel |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910568910.2A CN110193572B (en) | 2019-06-27 | 2019-06-27 | double-S-shaped radial plate wheel bending forming device and manufacturing method of double-S-shaped radial plate wheel |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN110193572A true CN110193572A (en) | 2019-09-03 |
| CN110193572B CN110193572B (en) | 2024-04-09 |
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|---|---|---|---|
| CN201910568910.2A Active CN110193572B (en) | 2019-06-27 | 2019-06-27 | double-S-shaped radial plate wheel bending forming device and manufacturing method of double-S-shaped radial plate wheel |
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| CN (1) | CN110193572B (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN112439855A (en) * | 2020-11-12 | 2021-03-05 | 宝武集团马钢轨交材料科技有限公司 | Large step wheel type part forming method |
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| CN111922276A (en) * | 2020-07-20 | 2020-11-13 | 宝武集团马钢轨交材料科技有限公司 | Wheel forging and pressing preforming die |
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| CN110193572B (en) | 2024-04-09 |
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