CN110405092A - A kind of rim for automobile wheel angle flaring die - Google Patents
A kind of rim for automobile wheel angle flaring die Download PDFInfo
- Publication number
- CN110405092A CN110405092A CN201910685152.2A CN201910685152A CN110405092A CN 110405092 A CN110405092 A CN 110405092A CN 201910685152 A CN201910685152 A CN 201910685152A CN 110405092 A CN110405092 A CN 110405092A
- Authority
- CN
- China
- Prior art keywords
- die head
- conical surface
- rim
- coil assembly
- upper die
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Pending
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Classifications
-
- 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
- B21D37/00—Tools as parts of machines covered by this subclass
- B21D37/14—Particular arrangements for handling and holding in place complete dies
-
- 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
- B21D41/00—Application of procedures in order to alter the diameter of tube ends
- B21D41/02—Enlarging
-
- 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
- B21D53/265—Making other particular articles wheels or the like parts of wheels
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Forging (AREA)
Abstract
The present invention provides a kind of rim for automobile wheel angle flaring die, it includes upper die holder (1) and lower die holder (2), it is characterized by: the upper die holder (1) includes upper mold insert block groupware (3), upper positioning coil assembly (5), upper die head (6) are equipped in the inside of upper die holder (1)；The lower die holder (2) includes lower positioning coil assembly (7), and lower positioning coil assembly (7) side is connected with lower die head (10), is equipped with lower insert block groupware (8) in the inside of lower die holder (2).The present invention, which has, reduces frictional force, promote die life, reduce the manufacturing cost of mold, the intensity of wheel rims is improved, the stability of size in processing procedure is promoted, reduces the failure rate of later process roll forming machine, compact dimensions are more precise and stable, the fraction defective in manufacturing process is reduced, the advantages that being able to ascend the service life of wheel rims position bearing capacity and wheel, improve the presentation quality of wheel rim.
Description
Technical field:
The present invention relates to inner tube-free wheel fields, are specifically exactly a kind of rim for automobile wheel angle flaring die.
Background technique:
With the high speed development of Hyundai Motor industry, promote the travel speed of automobile and increasing substantially for load, and automotive wheel
Wheel rim is the important component in running car system, and all load of vehicle all pass through spoke and are transmitted on wheel rim, and vehicle wheel
The intensity of two side flange of rim is even more important, if two side flange intensity are low to will cause tire tread flaking and wheel rim mistake circle shake, when serious
It will cause the risk of vehicle rollover, say that the wheel rim of wheel rim is appearance from the appearance, directly affect client to the satisfaction of wheel,
It is said from the angle of moulding process, contour roll forming is highly unstable to wheel rim forming diameter size, and flaring die can be good at controlling
Compact dimensions.
Currently, domestic general flaring die uses single horn mouth to design substantially now, it is main to expand the product come
It has the following problems:
(1) horn mouth oral area stretcher strain amount is big, be easy to cause rim location to crack, welding position cracking, causes wheel rim
Intensity decline, if controlling expanding amount with contour roll forming technique, to will cause size unstable simultaneously using the technique flaring for expanding osculum
The load that will cause roll forming machine is bigger than normal, causes the high failure rate of roll forming machine.
(2) single horn mouth expands the bell shape of workpiece product and the final products shape of wheel rim on the contrary,
Cause it is big in product rim location deflection, be easy to produce pull and it is longitudinal squeeze line, influence product appearance.
(3) frictional force of single angle horn mouth mold in expanding between mold and workpiece is big, mold be easy plucking and
Product surface is pulled, and die life is short.
(4) single horn mouth mold uses whole design, and die manufacturing cost is high.
Summary of the invention:
It is exactly in order to overcome the shortcomings in the prior art, to provide a kind of rim for automobile wheel angle flaring die from the present invention
The application provides technical solution:
A kind of rim for automobile wheel angle flaring die, it includes cope plate and lower template, it is characterised in that: is connected on the cope plate
It is connected to the upper positioning coil assembly of upper mold insert block groupware, is connected in the inside of upper positioning coil assembly by upper mold insert block groupware hollow
Upper die head, upper die head lower end be equipped with first conical surface, in the middle part of upper die head be equipped with second conical surface, in first conical surface and second
Arc transition is equipped between the conical surface；It is connected with lower positioning coil assembly, lower insert block groupware in the lower template, passes through lower locating ring group
Part is connected with hollow lower die head, and lower die head top end part is equipped with the first lower conical surface, the conical surface in the case where the middle part of lower die head is equipped with second,
It is equipped with lower arc transition under described first under the conical surface and second between the conical surface.
Based on the above technical solution, there can also be technical solution further below:
The lower insert block groupware includes the lower die head positioning plate being connect by bolt with lower template in lower die head inner wall, In
Be connected with lower die head briquetting at the top of lower die head positioning plate, in the lower die head briquetting periphery and lower die head inner wall on annular
Lower bayonet slot, which is formed, to be engaged by clamping.
The upper insert block groupware includes the upper die head positioning being connect by bolt with cope plate in upper die head inner wall
Plate is connected with upper die head briquetting in the bottom of upper die head positioning plate, on the upper die head briquetting periphery and upper die head inner wall
Annular slot, which is formed, to be engaged by clamping.
The upper positioning coil assembly includes the upper positioning seat for the annular being bolted on upper module, in upper positioning seat
Upper annular groove is offered positioned at the side close to upper die head, it is raised to upper die head direction equipped with one in the slot bottom of upper annular groove
Slope surface is tilted outward in the cell wall of upper annular groove.
Invention advantage:
The present invention, which has, reduces frictional force, promotes die life, reduces the manufacturing cost of mold, improve the strong of wheel rims
Degree promotes the stability of size in processing procedure, reduces the failure rate of later process roll forming machine, and compact dimensions are more precise and stable, reduces
Fraction defective in manufacturing process is able to ascend the service life of wheel rims position bearing capacity and wheel, improves the outer of wheel rim
Appearance quality is suitable for 22.5X13 wheel rim, 22.5X11.75 wheel rim, 22.5X9.75 wheel rim, 22.8X8.25 wheel rim, 22.5X7.5
Wheel rim, 22.5X6.75 wheel rim, 19.5X8.25 wheel rim, 19.5X7.5 wheel rim, 19.5X6.75 wheel rim, 17.5X6.75 wheel rim,
17.5X6.0 wheel rim has many advantages, such as a certain range of practicability.
Detailed description of the invention:
Fig. 1 is structural schematic diagram of the invention；
Fig. 2 is enlarged drawing at A in Fig. 1；
Fig. 3 is the schematic diagram of the barrel-shaped material 9 after compression moulding.
Specific embodiment:
As shown in Figure 1-3, a kind of rim for automobile wheel angle flaring die, it includes the cope plate 1 being coaxially distributed and lower template 2.Institute
It states and is connected with upper mold insert block groupware 3 on cope plate 1, in upper positioning coil assembly 5, pass through upper mold in the inside of upper positioning coil assembly 5
Insert block groupware 3 is connected with hollow upper die head 6.It is connected with lower positioning coil assembly 7, lower insert block groupware 8 in the lower template 2, leads to
It crosses down positioning coil assembly 7 and is connected with hollow lower die head 10.
It is equipped with upper connecting base 1a in 1 side of cope plate, the first fixing seat 1d is equipped in the other side of cope plate 1, upper solid
The inside of reservation 1d is equipped with upper excellent power glue spring 1b.
Upper insert block groupware 3 is bolted in 1 bottom of cope plate, upper insert block groupware 3 includes being located at 6 inner wall of upper die head
In the upper die head positioning plate 3a that is connect with cope plate 1 by bolt, pass through another bolt in the bottom of upper die head positioning plate 3a
It is connected with upper die head briquetting 3b, the annular snap flute profile 6d on the upper die head briquetting 3b periphery and 6 inner wall of upper die head is at clamping
Cooperation.
Upper positioning coil assembly 5 has been bolted in the bottom of the first attachment base 1a in 6 outside of upper die head, it is described fixed
Position coil assembly 5 includes the upper positioning seat 5a for the annular being bolted on upper module 1b, is located in upper positioning seat 5a close
The side of upper die head 6 offers annular groove 5b, is equipped with one to the raised slope in 6 direction of upper die head in the slot bottom of upper annular groove 5b
Face 5c, the slope surface 5c and horizontal plane are formed directly with the angle of an acute angle, incline outward in the cell wall of upper annular groove 5b
Tiltedly, i.e., cell wall vertical direction also forms the angle of an acute angle.
6 lower end of upper die head is the first conical surface 6b, first conical surface 6b and vertical direction equipped with annular spread
Angle be 10 °.The middle part of upper die head 6 above first conical surface is additionally provided with the second conical surface 6a of annular spread, and described second
Conical surface 6a and the angle of vertical direction are 22 °.It is 70mm's that diameter is equipped between first conical surface 6b and the second conical surface 6a
Arc transition 6c.
It is equipped with lower connecting base 2a in 2 side of lower template, lower fixed seat 2d is equipped in the other side of lower module 2b, in upper fixation
The inside of seat 2d is equipped with upper excellent power glue spring 2e.
Lower insert block groupware 8 is bolted at the top of lower template 2, lower insert block groupware 8 includes being located in 10 inner wall of lower die head
The lower die head positioning plate 8a being connect by bolt with lower template 2.Pass through another bolt at the top of lower die head positioning plate 8a
Be connected with lower die head briquetting 8b, the lower die head briquetting 8b periphery in 10 inner wall of lower die head on annular lower bayonet slot 8c formed
It is engaged by clamping.
Lower positioning coil assembly 7 has been bolted in the bottom of the lower connecting base 2a in 10 outside of lower die head, it is described lower fixed
Position coil assembly 7 includes the lower positioning seat 7a for the annular being bolted on lower module 2b, is located in upper positioning seat 7a close
The side of lower die head 10 offers lower annular groove 7b, since lower annular groove 7b is identical as the structure of upper annular groove 5b, here no longer
Carry out superfluous chat.
10 top end part of lower die head is equipped with the first lower conical surface 10b of annular spread, the described first lower conical surface 10b with it is vertical
The angle in direction is 10 °.The middle part of lower die head 10 under first below conical surface 10b be additionally provided with annular spread second under the conical surface
10a, the described second lower conical surface 10a and the angle of vertical direction are 22 °.The lower conical surface 10a of the lower conical surface 10b and second of described first
Between be equipped with diameter be 70mm lower arc transition 10c.
The course of work:
First cope plate 1 is mounted on the head of hydraulic press, on the die holder that lower template 2 is fixed on hydraulic press, In
The barrel-shaped material 9 that edge rolling is welded is placed in the first lower conical surface 10b, and cope plate 1 is transported downwards under the pressure effect of hydraulic press
It moves and the both ends oral area for squeezing drum-shaped raw material first passes through 10 degree of conical surface flarings, then carried out by the arc transition that radius is 70mm
Flaring, finally again by 22 degree of conical surface flarings, to achieve the purpose that the smooth flaring of gradual change, to reduce between mold and workpiece
Frictional force, with the service life for achieving the purpose that the surface quality for improving workpiece and improving mold.
When cope plate 1, which continues traveling downwardly the barrel-shaped flaring of material 9, is close to the upper positioning seat 5a for taking annular groove 5b, barrel-shaped material
Material 9 enters upper annular groove 5b and becomes larger always so as to avoid there is horn mouth, cause oral area stretcher strain amount big cracked and
Oral area position while welding cracking, to improve the intensity of wheel rims position, when barrel-shaped material 9 upper and lower ends with upper annular groove
When 5b and lower annular groove 7b is bonded, cope plate 1 reaches extreme limit of travel, and hydraulic press starts back resetting, while upper excellent power glue spring
Excellent power glue spring 2a is by the barrel-shaped material 9 upper annular groove 5b and lower annular groove 7b of ejection disengaging under by 1e, until hydraulic press stopping fortune
After row, the barrel-shaped material 9 of forming is taken out, subsequently into subsequent processing, upper die head 6 is manufactured using high-quality mould steel,
Stripper 1 with annular groove uses common 45# steel making, reduces the manufacturing cost of mold.
The slope surface at upper annular groove 5b and lower annular groove 7b bracket groove bottom has barrel-shaped material 9 during suppressing barrel-shaped material 9
There is certain guiding function, so that it, which moves inward its end, occurs angle, while upper annular groove 5b and lower annular groove 7b cell wall
For barrel-shaped 9 end of material, the formation of arc end 9a in pressing process provides the space of resigning with the angle of vertical direction.Make
Barrel-shaped 9 end arc end 9a of material is obtained to form more smoothly.
Claims (4)
1. a kind of rim for automobile wheel angle flaring die, it includes cope plate (1) and lower template (2), it is characterised in that: on described
It is connected with upper mold insert block groupware (3) and upper positioning coil assembly (5) in template (1), passes through in the inside of upper positioning coil assembly (5) upper
Mould insert block groupware (3) is connected with hollow upper die head (6), first conical surface (6b) is equipped in upper die head (6) lower end, in upper die head
(6) middle part is equipped with second conical surface (6a), is equipped with arc transition (6c) between first conical surface (6b) and second conical surface (6a)；It is described
It is connected with lower positioning coil assembly (7), lower insert block groupware (8) in lower template (2), is connected with by lower positioning coil assembly (7) hollow
Lower die head (10), lower die head (10) top end part is equipped with the first lower conical surface (10b), in the case where the middle part of lower die head (10) is equipped with second
The conical surface (10a) is equipped with lower arc transition (10c) between the conical surface (10a) under the conical surface (10b) and second under described first.
2. a kind of rim for automobile wheel angle flaring die according to claim 1, it is characterised in that: the lower insert group
Part (8) includes the lower die head positioning plate (8a) being connect by bolt with lower template (2) in lower die head (10) inner wall, in lower die
It is connected with lower die head briquetting (8b) at the top of head positioning plate (8a), in lower die head briquetting (8b) periphery and lower die head (10)
Annular lower bayonet slot (8c) in wall, which is formed, to be engaged by clamping.
3. a kind of rim for automobile wheel angle flaring die according to claim 1, it is characterised in that: the upper insert group
Part (3) includes the upper die head positioning plate (3a) being connect by bolt with cope plate (1) in upper die head (6) inner wall, in upper mold
The bottom of head positioning plate (3a) is connected with upper die head briquetting (3b), in upper die head briquetting (3b) periphery and upper die head (6)
Annular snap flute profile (6d) on wall is at clamping engagement.
4. a kind of rim for automobile wheel angle flaring die according to claim 1, it is characterised in that: the upper locating ring group
Part (5) includes the upper positioning seat (5a) for the annular being bolted on upper module (1b), is located at upper positioning seat (5a) and leans on
The side of nearly upper die head (6) offers annular groove (5b), is equipped with one to upper die head (6) side in the slot bottom of upper annular groove (5b)
To raised slope surface (5c), tilted outward in the cell wall of upper annular groove (5b).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910685152.2A CN110405092A (en) | 2019-07-27 | 2019-07-27 | A kind of rim for automobile wheel angle flaring die |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910685152.2A CN110405092A (en) | 2019-07-27 | 2019-07-27 | A kind of rim for automobile wheel angle flaring die |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN110405092A true CN110405092A (en) | 2019-11-05 |
Family
ID=68363717
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201910685152.2A Pending CN110405092A (en) | 2019-07-27 | 2019-07-27 | A kind of rim for automobile wheel angle flaring die |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN110405092A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111974882A (en) * | 2020-07-15 | 2020-11-24 | 东风汽车车轮随州有限公司 | Insert type hard alloy rolling die for rim |
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|---|---|---|---|---|
| CN201096239Y (en) * | 2007-10-20 | 2008-08-06 | 王占奎 | Composite pipes enlarging rounding device |
| CN201625710U (en) * | 2009-09-02 | 2010-11-10 | 上海宝钢车轮有限公司 | Flaring die for steel wheel rim of passenger car |
| CN102407270A (en) * | 2010-09-26 | 2012-04-11 | 宝山钢铁股份有限公司 | Process for manufacturing asymmetrically flared rim and flaring mould |
| CN202701122U (en) * | 2012-05-05 | 2013-01-30 | 蒋永孝 | Automobile steel wheel rim flaring mould with hard alloy male mould inserts |
| CN104540612A (en) * | 2012-08-07 | 2015-04-22 | 都美工业株式会社 | Method for manufacturing wheel rim for wheel |
| CN106734604A (en) * | 2016-12-19 | 2017-05-31 | 厦门日上集团股份有限公司 | A kind of 15 ° of DC inner tube-free wheel rim flaring dies |
| CN208879492U (en) * | 2018-08-25 | 2019-05-21 | 河南贵族轮毂技术有限公司 | A kind of adjustable rim for automobile wheel flaring die |
-
2019
- 2019-07-27 CN CN201910685152.2A patent/CN110405092A/en active Pending
Patent Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN201096239Y (en) * | 2007-10-20 | 2008-08-06 | 王占奎 | Composite pipes enlarging rounding device |
| CN201625710U (en) * | 2009-09-02 | 2010-11-10 | 上海宝钢车轮有限公司 | Flaring die for steel wheel rim of passenger car |
| CN102407270A (en) * | 2010-09-26 | 2012-04-11 | 宝山钢铁股份有限公司 | Process for manufacturing asymmetrically flared rim and flaring mould |
| CN202701122U (en) * | 2012-05-05 | 2013-01-30 | 蒋永孝 | Automobile steel wheel rim flaring mould with hard alloy male mould inserts |
| CN104540612A (en) * | 2012-08-07 | 2015-04-22 | 都美工业株式会社 | Method for manufacturing wheel rim for wheel |
| CN106734604A (en) * | 2016-12-19 | 2017-05-31 | 厦门日上集团股份有限公司 | A kind of 15 ° of DC inner tube-free wheel rim flaring dies |
| CN208879492U (en) * | 2018-08-25 | 2019-05-21 | 河南贵族轮毂技术有限公司 | A kind of adjustable rim for automobile wheel flaring die |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111974882A (en) * | 2020-07-15 | 2020-11-24 | 东风汽车车轮随州有限公司 | Insert type hard alloy rolling die for rim |
| CN111974882B (en) * | 2020-07-15 | 2022-03-29 | 东风汽车车轮随州有限公司 | Insert type hard alloy rolling die for rim |
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| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| RJ01 | Rejection of invention patent application after publication |
Application publication date: 20191105 |
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| RJ01 | Rejection of invention patent application after publication |