CN106825181B - A kind of general rotation building mortion of conical thin-wall revolving meber - Google Patents
A kind of general rotation building mortion of conical thin-wall revolving meber Download PDFInfo
- Publication number
- CN106825181B CN106825181B CN201611129515.7A CN201611129515A CN106825181B CN 106825181 B CN106825181 B CN 106825181B CN 201611129515 A CN201611129515 A CN 201611129515A CN 106825181 B CN106825181 B CN 106825181B
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- China
- Prior art keywords
- ring
- spinning
- roller
- blank
- jacking block
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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
- B21D22/00—Shaping without cutting, by stamping, spinning, or deep-drawing
- B21D22/14—Spinning
- B21D22/16—Spinning over shaping mandrels or formers
-
- 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
- B21D51/00—Making hollow objects
- B21D51/02—Making hollow objects characterised by the structure of the objects
- B21D51/10—Making hollow objects characterised by the structure of the objects conically or cylindrically shaped objects
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- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Shaping Metal By Deep-Drawing, Or The Like (AREA)
- Spinning Or Twisting Of Yarns (AREA)
Abstract
The invention discloses a kind of general rotation building mortions of conical thin-wall revolving meber, jacking block including core model and for compressing blank, core model is truncated cone-shaped, the stub end of core model is fixedly connected with the main shaft of spinning machine, the microcephaly of core model rectifies to jacking block, feature is that rotating mechanism is coaxially arranged on jacking block, and two groups of spinning rod assemblys being symmetrical set are hinged on rotating mechanism, and spinning rod assembly is hinged with the spinning roller rack in spinning machine；Advantage is when carrying out general rotation forming to blank, it is contacted between spinning rod assembly and blank for line, instead of the point contact in the general rotation forming of tradition between spinning roller and blank, can be achieved big drawing than conical thin-wall revolving meber it is once-forming, design cost and difficulty of processing are reduced, while improves production efficiency；In addition, the general rotation building mortion can be mounted directly use in the case where not changing spinning machine existing structure.
Description
Technical field
The present invention relates to the devices more particularly to a kind of conical thin-wall that circular plate is processed into conical thin-wall revolving meber to return
Turn the general rotation building mortion of part.
Background technology
The general rotation forming of conical thin-wall revolving meber is the core that plate blank is pressed abd fixed on to spinning machine by jacking block at present
On mould, while blank is rotated around machine tool chief axis, pressurizeed by spinning roller to blank, be allowed to generate local plastic deformation and obtain
Conical thin-wall revolving meber, most important feature are that the thickness of blank is held essentially constant or slightly reduces in forming process.
But it when the drawing of conical thin-wall revolving meber to be shaped is bigger, then to be shaped by multi-pass spinning, which increase rotations
The complexity of movement locus, processing difficulties are taken turns, and also reduce production efficiency.
Invention content
The technical problems to be solved by the invention be to provide it is a kind of can once-forming larger drawing than conical thin-wall return
Turn part, and process simple, the general rotation building mortion of the high conical thin-wall revolving meber of production efficiency.
Technical solution is used by the present invention solves above-mentioned technical problem：A kind of general rotation forming of conical thin-wall revolving meber
Device, the jacking block including core model and for compressing blank, the core model be truncated cone-shaped, the stub end and spinning of the core model
The main shaft of machine is fixedly connected, and the microcephaly of the core model rectifies to the jacking block, and rotation is coaxially arranged on the jacking block
Mechanism is hinged with two groups of spinning rod assemblys being symmetrical set, the spinning rod assembly and spinning on the rotating mechanism
Spinning roller rack in machine is hinged.
Further, the rotating mechanism includes outer ring, inner ring, retainer and multiple is uniformly embedded in the holding
Roller in frame, the inner ring are co-axially located in the outer ring, and the retainer is arranged on the inner ring and institute
Between the outer ring stated, outer surface of the roller respectively with the inner surface of the outer ring, the inner ring is in contact, described
Inner ring and the outer ring between be provided with axial positioning mechanism, the inner ring be coaxially set on the jacking block and with
The jacking block interference fit, when the jacking block presses blank, has gap between the end face of the outer ring and blank.
Further, when the jacking block presses blank, the gap width between the end face of the outer ring and blank is
0.5~2mm.
Further, the mating surface of the inner ring and the jacking block is taper, facilitates the dress between jacking block and inner ring
Match, while facilitate the gap width between the end face of adjustment outer ring and blank.
Further, the axial positioning mechanism includes locating ring, and the inner surface of the outer ring is provided with locating ring
Slot, the roller are mounted in the positioning ring groove, the width phase of the width of the positioning ring groove and the roller
Matching, the outer surface of the inner ring has been wholely set positioning convex ring, one end phase of the positioning convex ring and the roller
It supports, the locating ring coaxial sleeve is interference fitted on the inner ring and with the inner ring, and the locating ring is located at institute
The other end for the roller stated.
Further, the spinning rod assembly includes pitman and roller bearing, is fixed on the outer circumference surface of the outer ring
Hangers is provided with, one end of the pitman is hinged with the hangers, the other end and spinning machine of the pitman
In spinning roller rack be hinged, the roller bearing axis is connected in the pitman and parallel with the pitman.
Further, one end of the pitman has been wholely set the first mounting base, is set in first mounting base
Installing blind is equipped with, the both ends of the roller bearing have been wholely set connecting shaft respectively, and the connecting shaft of described roller bearing one end passes through
Bearing is mounted in the installing blind, and the other end of the pitman has been wholely set the second mounting base, and described the
Installation through-hole is provided in two mounting bases, coupled logical fluting is provided on the installation through-hole, the roller bearing is another
The connecting shaft of one end is mounted on by bearing in the installation through-hole, and the outer end of the installation through-hole is threaded hole, institute
Mandril is bolted in the threaded hole stated, the mandril is penetrated in the installation through-hole and offseted with the connecting shaft；It should
Structure facilitates dismounting of the roller bearing on pitman, while can prevent roller bearing from axial float occurring on pitman by mandril.
Compared with prior art, it is an advantage of the invention that due to being coaxially arranged with rotating mechanism on jacking block, on rotating mechanism
Two groups of spinning rod assemblys being symmetrical set are hinged with, when carrying out general rotation forming to blank, between spinning rod assembly and blank
It is contacted for line, instead of the point contact in the general rotation forming of tradition between spinning roller and blank, it can be achieved that the conical thin-wall of big drawing ratio
Revolving meber it is once-forming, reduce design cost and difficulty of processing, while improve production efficiency；In addition, the general rotation forming
Device can be mounted directly use in the case where not changing spinning machine existing structure.
Description of the drawings
Fig. 1 is the dimensional structure diagram of the present invention；
Fig. 2 is the working state schematic representation of the present invention；
Fig. 3 is the decomposition diagram of the rotating mechanism of the present invention；
Fig. 4 is the sectional view of the rotating mechanism of the present invention；
Fig. 5 is the decomposition diagram of the spinning rod assembly of the present invention；
Fig. 6 is the sectional view of the spinning rod assembly of the present invention.
Specific embodiment
The present invention is described in further detail below in conjunction with attached drawing embodiment.
As shown in the figure, a kind of general rotation building mortion of conical thin-wall revolving meber, including core model 1 and for compressing blank 100
Jacking block 2, core model 1 be truncated cone-shaped, the stub end of core model 1 and the main shaft of spinning machine（It is not shown in figure）It is fixedly connected, core model 1
Microcephaly rectifies to jacking block 2, is coaxially arranged with rotating mechanism on jacking block 2, and rotating mechanism includes outer ring 3, inner ring 4, retainer 5 and more
A to be uniformly embedded the roller 6 in retainer 5, inner ring 4 is co-axially located in outer ring 3, and retainer 5 is arranged on inner ring 4 and outer ring 3
Between, outer surface of the roller 6 respectively with the inner surface of outer ring 3, inner ring 4 is in contact, and axial direction is provided between inner ring 4 and outer ring 3
Detent mechanism, axial positioning mechanism include locating ring 11, and the inner surface of outer ring 3 is provided with positioning ring groove（It is not marked in figure）, rolling
Column 6 is mounted in positioning ring groove, and the width of the width and roller 6 of positioning ring groove matches, and the outer surface of inner ring 4 has been wholely set
Positioning convex ring 41, positioning convex ring 41 and one end of roller 6 offset, and 11 coaxial sleeve of locating ring is matched on inner ring 4 and with 4 interference of inner ring
Close, locating ring 11 is located at the other end of roller 6, and inner ring 4 is coaxially set on jacking block 2 and is interference fitted with jacking block 2, inner ring 4 and
The mating surface of jacking block 2 is taper, when jacking block 2 presses blank 100, has gap between the end face of outer ring 3 and blank 100, and
Gap width is 0.5~2mm, on the outer circumference surface of outer ring 3 fixed setting cut with scissors on hangers 31 there are two the hangers 31 being symmetrical set
Spinning rod assembly is connected to, spinning rod assembly includes pitman 7 and roller bearing 8, and one end and the hangers 31 of pitman 7 are hinged, and connects
Spinning roller rack 10 in the other end and spinning machine of stick 7 is hinged, and one end of pitman 7 has been wholely set the first mounting base 71,
Installing blind 72 is provided in first mounting base 71, the both ends of roller bearing 8 have been wholely set connecting shaft 81 respectively, 8 one end of roller bearing
Connecting shaft 81 is mounted on by bearing 82 in installing blind 72, and the other end of pitman 7 has been wholely set the second mounting base 73, the
Installation through-hole 74 is provided in two mounting bases 73, coupled logical fluting 75,8 other end of roller bearing are provided on installation through-hole 74
Connecting shaft 81 by bearing 82 be mounted on installation through-hole 74 in so that 8 axis of roller bearing be connected in pitman 7 and with 7 phase of pitman
Parallel, the outer end of installation through-hole 74 is threaded hole 76, is bolted with mandril 9 in threaded hole 76, mandril 9 is penetrated in installation through-hole 74
And it offsets with connecting shaft 81.
In above-described embodiment, installation process of the roller bearing 8 on pitman 7 is：Bearing 82 is first sleeved on to the company of 8 one end of roller bearing
In spindle 81, then the connecting shaft 81 for being cased with bearing 82 is installed in the installing blind 72 of 7 one end of pitman, then by roller bearing 8
The connecting shaft 81 of the other end passes through fluting 75 to be installed in the installation through-hole 74 of 7 other end of pitman, then bearing 82 is passed through peace
The outer end of dress through-hole 74 is encased in connecting shaft 81, is finally screwed in mandril 9 in the threaded hole 76 of 74 outer end of installation through-hole, with
Connecting shaft 81 is resisted, prevents roller bearing 8 from axial float occurring at work.
This it is general rotation building mortion be to the forming process of conical thin-wall revolving meber：Blank 100 is pressed on core model by jacking block 2
On 1, as shown in Figure 1, core model 1 quickly rotates under the drive of spinning machine main shaft, blank 100 under the effect of pressing of jacking block 2 with
Core model 1 is rotated with identical rotating speed, and the outer ring 3 in rotating mechanism is motionless；Meanwhile pitman 7 is in the spinning roller rack of spinning machine
Rotated down under the action of 10 with hangers 31 of the smaller angular speed on outer ring 3, in forming process roller bearing 8 always with blank
100 keep line contact, and blank 100 gradually shapes during the pushing of roller bearing 8, while roller bearing 8 is in the rubbing action of blank 100
Under passively rotated around itself axis, when roller bearing 8 reaches parallel with the busbar of core model 1 position, as shown in Fig. 2, pitman 7 is no longer
It rotates down, and core model 1 continues spin for some time, to achieve the purpose that 200 school shape of conical thin-wall revolving meber.
Claims (7)
1. a kind of general rotation building mortion of conical thin-wall revolving meber, the jacking block including core model and for compressing blank, the core
Mould is truncated cone-shaped, and the stub end of the core model is fixedly connected with the main shaft of spinning machine, and the microcephaly of the core model rectifies to institute
The jacking block stated, it is characterised in that：Rotating mechanism is coaxially arranged on the jacking block, two groups are hinged on the rotating mechanism
The spinning rod assembly being symmetrical set, the spinning rod assembly are hinged with the spinning roller rack in spinning machine.
2. a kind of general rotation building mortion of conical thin-wall revolving meber as described in claim 1, it is characterised in that：The rotation
Mechanism include outer ring, inner ring, retainer and it is multiple be uniformly embedded the roller in the retainer, the inner ring is coaxially set
It puts in the outer ring, the retainer is arranged between the inner ring and the outer ring, roller difference
It is in contact with the inner surface of the outer ring, the outer surface of the inner ring, is set between the inner ring and the outer ring
There is axial positioning mechanism, the inner ring is coaxially set on the jacking block and is interference fitted with the jacking block, when described
Jacking block when pressing blank, there is gap between the end face of the outer ring and blank.
3. a kind of general rotation building mortion of conical thin-wall revolving meber as claimed in claim 2, it is characterised in that：When the top
When block presses blank, the gap width between the end face of the outer ring and blank is 0.5~2mm.
4. a kind of general rotation building mortion of conical thin-wall revolving meber as claimed in claim 2, it is characterised in that：The inner ring
Mating surface with the jacking block is taper.
5. a kind of general rotation building mortion of conical thin-wall revolving meber as claimed in claim 2, it is characterised in that：The axial direction
Detent mechanism includes locating ring, and the inner surface of the outer ring is provided with positioning ring groove, and the roller is determined mounted on described
In the annular groove of position, the width of the positioning ring groove and the width of the roller match, the outer surface one of the inner ring
Positioning convex ring is provided with, one end of the positioning convex ring and the roller offsets, and the locating ring coaxial sleeve is described
Inner ring on and be interference fitted with the inner ring, the locating ring is located at the other end of the roller.
6. a kind of general rotation building mortion of conical thin-wall revolving meber as claimed in claim 2, it is characterised in that：The spinning
Rod assembly includes pitman and roller bearing, is fixedly installed hangers on the outer circumference surface of the outer ring, and the one of the pitman
End is hinged with the hangers, and the spinning roller rack in the other end and spinning machine of the pitman is hinged, the rolling
Axis axis is connected in the pitman and parallel with the pitman.
7. a kind of general rotation building mortion of conical thin-wall revolving meber as claimed in claim 6, it is characterised in that：The connection
One end of stick has been wholely set the first mounting base, is provided with installing blind in first mounting base, and the two of the roller bearing
End has been wholely set connecting shaft respectively, and the connecting shaft of described roller bearing one end is mounted on by bearing in the installing blind,
The other end of the pitman has been wholely set the second mounting base, is provided with installation through-hole in second mounting base, institute
Coupled logical fluting is provided on the installation through-hole stated, the connecting shaft of the roller bearing other end is mounted on institute by bearing
In the installation through-hole stated, the outer end of the installation through-hole is threaded hole, and mandril is bolted in the threaded hole, described
Mandril is penetrated in the installation through-hole and is offseted with the connecting shaft.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201611129515.7A CN106825181B (en) | 2016-12-09 | 2016-12-09 | A kind of general rotation building mortion of conical thin-wall revolving meber |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201611129515.7A CN106825181B (en) | 2016-12-09 | 2016-12-09 | A kind of general rotation building mortion of conical thin-wall revolving meber |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN106825181A CN106825181A (en) | 2017-06-13 |
| CN106825181B true CN106825181B (en) | 2018-06-26 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201611129515.7A Active CN106825181B (en) | 2016-12-09 | 2016-12-09 | A kind of general rotation building mortion of conical thin-wall revolving meber |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| GB201806830D0 (en) * | 2018-04-26 | 2018-06-13 | Renishaw Plc | Surface finish stylus |
| CN113857324B (en) * | 2021-11-01 | 2024-01-12 | 河北科技大学 | Conduit joint spinning connecting device |
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| ES2289521T3 (en) * | 2003-06-05 | 2008-02-01 | Lg Electronics Inc. | DRUM FOR WASHER AND DRYER. |
| CN201618777U (en) * | 2010-03-23 | 2010-11-03 | 刘江 | Improvement structure of metal cylinder body spinning machine |
| EP2886217B1 (en) * | 2013-12-20 | 2017-06-14 | Alfa Laval Corporate AB | A method for manufacturing a separation disc and the separation disc |
| CN105537449B (en) * | 2016-01-26 | 2017-07-18 | 湖北三江航天江北机械工程有限公司 | Aluminium alloy thin-walled revolving body spinning processing method |
| CN206263052U (en) * | 2016-12-09 | 2017-06-20 | 宁波大学 | A kind of general rotation building mortion of conical thin-wall revolving meber |
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| CN106825181A (en) | 2017-06-13 |
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