CN109382435A - A kind of internal rolling equipment - Google Patents
A kind of internal rolling equipment Download PDFInfo
- Publication number
- CN109382435A CN109382435A CN201710669052.1A CN201710669052A CN109382435A CN 109382435 A CN109382435 A CN 109382435A CN 201710669052 A CN201710669052 A CN 201710669052A CN 109382435 A CN109382435 A CN 109382435A
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- Prior art keywords
- spinning roller
- traction mechanism
- spinning
- internal rolling
- feed structure
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- 238000005096 rolling process Methods 0.000 title claims abstract description 30
- 238000009987 spinning Methods 0.000 claims abstract description 119
- 230000007246 mechanism Effects 0.000 claims abstract description 86
- 230000005540 biological transmission Effects 0.000 claims abstract description 10
- 239000011230 binding agent Substances 0.000 claims abstract description 8
- 239000000203 mixture Substances 0.000 claims description 5
- 239000007787 solid Substances 0.000 claims description 2
- 241000222712 Kinetoplastida Species 0.000 claims 2
- 230000033001 locomotion Effects 0.000 abstract description 13
- 238000000034 method Methods 0.000 abstract description 8
- 239000002131 composite material Substances 0.000 abstract description 2
- 230000008569 process Effects 0.000 abstract description 2
- 238000004519 manufacturing process Methods 0.000 description 12
- 238000005516 engineering process Methods 0.000 description 7
- 238000010586 diagram Methods 0.000 description 6
- 230000007123 defense Effects 0.000 description 2
- 238000012545 processing Methods 0.000 description 2
- 238000010923 batch production Methods 0.000 description 1
- 230000008859 change Effects 0.000 description 1
- 238000006243 chemical reaction Methods 0.000 description 1
- 150000001875 compounds Chemical class 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
- 238000013461 design Methods 0.000 description 1
- 238000011161 development Methods 0.000 description 1
- 230000018109 developmental process Effects 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 235000013569 fruit product Nutrition 0.000 description 1
- 238000012423 maintenance Methods 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 238000000465 moulding Methods 0.000 description 1
- 238000003825 pressing Methods 0.000 description 1
- 230000011218 segmentation Effects 0.000 description 1
- 238000005728 strengthening Methods 0.000 description 1
- 210000002435 tendon Anatomy 0.000 description 1
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
- B21D22/00—Shaping without cutting, by stamping, spinning, or deep-drawing
- B21D22/14—Spinning
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- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Shaping Metal By Deep-Drawing, Or The Like (AREA)
Abstract
The present invention proposes a kind of internal rolling equipment, including spindle box, mold transmission cylinder, rotary wheel mechanism, traction mechanism, binder ring and numerical control bed piece, rotary wheel mechanism includes spinning roller head mechanism, spinning roller radial feed structure, spinning roller arm, spiral arm seat, axial feed structure.Present invention can be implemented in two kinds of axial movements are realized on same axis, space is provided using traction mechanism for internal rolling, spinning with tension combination process, internal rolling traction mechanism and rotary wheel mechanism coaxial line and mutually indepedent movement are realized, to realize that composite spinning technique provides guarantee.
Description
Technical field
The present invention relates to a kind of internal rolling equipment, belong to internal rolling forming technique field.
Background technique
Outside spinning is a kind of traditional spinning process technology, use outside spinning technology can it is long with production length, with additional
The tubular revolving parts of strengthening tendons, have it is high-efficient, hot spinning, the processable bent spies such as bus shape and conical part can be carried out
Point.But outside spinning die length requires to be longer than product length, manufacture difficulty is big, adjustment precision is low, high production cost, most heavy
It wants, the product using outer shear spinning process forming with interior modal circumferential stiffening rib must use valving die, every production one
Part product must dismount mold again, and production efficiency is extremely low, be not suitable for batch production, it is low to can no longer meet national defense industry product
The requirement of cost, high efficiency, high-precision, high quality.
Internal rolling technology is a kind of newer rotary pressure technology, can be produced using internal rolling technology with interior modal circumferential stiffening rib
Tubular revolving parts have the characteristics that Product Precision height, high yield rate, high production efficiency, have certain advance.But
It is that internal rolling technology mould length requirement is longer than product length, and manufacture difficulty is big, adjustment precision is low, high production cost, most important
, product of the production length within 1m is only capable of using this technique, if fruit product is too long, outer surface of workpiece and mould contact surface
Product is excessive, and frictional force is big, and workpiece will be unable to demould, the long tubular of large-diameter high-accuracy needed for can not being applied to national defense industry development
The production of part.
Existing internal rolling equipment is as shown in fig. 6, (wherein spinning machine lathe bed 01, core model 02, spinning roller 03, workpiece 04, balance
Take turns mechanism 05, screw 06, binder ring 07, spinning roller arm 08, lateral balladeur train 09) shown in, using lateral L-type cantilevered list spinning roller inward turning
Press mechanism, axis, the radial feed of spinning roller 03 drive the L-type spinning roller arm 08 being connected on it to drive in motor by lateral balladeur train 09
Dynamic lower whole axis moves radially realization, and spinning roller arm is too long, and single-wheel spinning is rigidly extremely low, cannot achieve automatic centering spinning, and
Spinning force is smaller, can not carry out the rotary pressing processing of heavy wall difficulty moulding material, be unable to satisfy the processing of high-precision product.
Summary of the invention
It is an object of the invention to overcome the shortage of prior art, provide a kind of high efficiency, high-precision, low cost, using compared with
Short core model processes the internal rolling equipment of long tubular product.
Technical solution of the invention: a kind of internal rolling equipment, including spindle box, mold transmission cylinder, rotary wheel mechanism, lead
Draw mechanism, binder ring and numerical control bed piece, rotary wheel mechanism includes spinning roller head mechanism, spinning roller radial feed structure, spinning roller arm, rotation
Arm seat, axial feed structure and feed box, traction mechanism include traction mechanism rotor, traction mechanism rotor bearing, traction
Mechanism seat, traction mechanism axial feed structure, mold transmission cylinder are mounted on main shaft of numerical control machine tool, and mold is mounted on mold transmission
Tube inner chamber front end, traction mechanism rotor are mounted in traction mechanism seat by traction mechanism rotor bearing, traction mechanism seat
It is mounted on numerically-controlled machine tool lathe bed, blank is mounted on traction mechanism rotor by binder ring, and traction mechanism seat passes through traction
Mechanism axial direction feeding structure, which is realized, to be axially moved, and spinning roller arm rear end is connected with spiral arm seat, front end and spinning roller head mechanism are connected, spinning roller
Radial feed structure is mounted in spinning roller arm inner cavity, and spinning roller head mechanism is connect with spinning roller radial feed structure, and spiral arm seat is mounted on
On numerically-controlled machine tool lathe bed, it is connect with axial feed structure.
The spinning roller head mechanism is made of the circumferentially equally distributed spinning roller component of spinning roller head main body, drift and three groups, often
Group spinning roller component includes support rolling element, spinning roller, connecting rod and pitman shaft, and spinning roller head main body and the front end of spinning roller arm are connected, drift
It is triangular wedge structure for section, one end of connecting rod connect with support rolling element, the other end by pitman shaft is connected to spinning roller head
In main body, spinning roller is mounted in the middle part of connecting rod, and support rolling element is pressed on the inclined-plane of drift, drift rear end and spinning roller radial feed knot
Structure is connected.
The drift section is equilateral triangle, three vertex roundings.
Spring connects between adjacent links in the spinning roller head mechanism.
The axial feed structure includes axial feed lead screw and axial feed driving motor composition.
The traction mechanism axial feed structure includes traction mechanism axial feed lead screw and traction mechanism axial feed
Driving motor composition.
The spinning roller radial feed structure includes spinning roller radial feed screw and spinning roller radial feed driving motor composition.
The present invention compared with prior art the utility model has the advantages that
It (1) is internal rolling, the compound work of spinning with tension present invention can be implemented in two kinds of axial movements are realized on same axis
Skill provides space using traction mechanism, realizes internal rolling traction mechanism and rotary wheel mechanism coaxial line and mutually indepedent fortune
It is dynamic, to realize that composite spinning technique provides guarantee；
(2) present invention employs 120 ° of symmetrical three spinning rollers structures of special construction, reach 2m, shear spinning in jib length
Power reaches spinning roller head mechanism energy automatic centering in the case where more than ten tons and obtains the stress of balance, and it is rigid that spinning system greatly improved
Degree；
(3) the cluster type cantilever design that built-in radial drive system is used in master-plan of the present invention, solves spinning roller machine
Structure functional component is more, the narrow problem of working space；
(4) present invention is cooperated using drift and spinning roller component, accurately the axis of numerical control, radial motion will can convert spinning roller head diameter
To movement, realize spinning roller radial feed can accurate numerical control, to realize spinning roller accurate axis, radial direction in small space
Conversion of motion meets the accurate control of spinning roller radial feeds；
(5) present invention is integrally axially moved carrier as spinning roller head mechanism and spinning roller arm, it can be achieved that number using rotary wheel base
Change the axial feed motion accurately controlled, realizes spinning roller axial direction, radial feed function integrating on same mechanism, be inward turning
Realize that axial feed provides guarantee in pressure technique；
(6) present invention is realized using the long cylindrical part compared with the i.e. formable longer dimension of becate shape core model, is greatly reduced
Long barrel molds manufacture difficulty and manufacturing cost, avoid the problem that long mold stiffness is low, service precision is low, reduce mold dress
Difficulty is adjusted, service precision is improved, provides guarantee for forming high-precision product.
Detailed description of the invention
Fig. 1 is spinning machine schematic diagram of the present invention；
Fig. 2 is rotary wheel mechanism structural schematic diagram of the present invention；
Fig. 3 is that rotary wheel mechanism of the present invention and traction mechanism cooperate schematic diagram；
Fig. 4 is spinning roller header structure schematic diagram of the present invention；
Fig. 5 is that drift of the present invention and spinning roller component cooperate schematic diagram；
Fig. 6 is existing internal rolling device structure schematic diagram.
Specific embodiment
Below with reference to specific example and attached drawing, the present invention is described in detail.
Spinning machine is as shown in Figure 1, include spindle box 1, mold transmission cylinder 2, rotary wheel mechanism, traction mechanism 9, binder ring 10
With numerical control bed piece 11, mold transmission cylinder 2 is mounted on main shaft of numerical control machine tool, before mold 3 is mounted on 2 inner cavity of mold transmission cylinder
End, rotary wheel mechanism, traction mechanism 9 are mounted on numerically-controlled machine tool lathe bed 11.
Traction mechanism 9 is as shown in figure 3, include traction mechanism rotor 901, traction mechanism rotor bearing 902, dragger
Structure seat 903, traction mechanism axial feed lead screw 904 and traction mechanism axial feed driving motor 905, traction mechanism rotor
901 are mounted in traction mechanism seat 903 by traction mechanism rotor bearing 902, and traction mechanism seat 903 is mounted on numerically-controlled machine tool
On the guide rail of lathe bed 11, blank 5 is mounted on traction mechanism rotor 901 by binder ring 10, and traction mechanism seat 903 is by leading
Draw mechanism axial direction feed screw 904 and traction mechanism axial feed driving motor 905 is realized and is axially moved.
Rotary wheel mechanism is as shown in Figure 2,3, including spinning roller head mechanism 4, spinning roller radial feed screw 12, spinning roller radial feed drive
Dynamic motor 13, spinning roller arm 6, spiral arm seat 7, axial feed lead screw 14, feed box 8 and axial feed driving motor 15, feed box 8 are solid
Be scheduled on 11 tail end of numerically-controlled machine tool lathe bed, inside axial feed driving motor 15 is installed, center line and machine tool chief axis center
Line is overlapped；Spiral arm seat 7 is mounted on the guide rail of numerically-controlled machine tool lathe bed 11, and center line is overlapped with machine tool chief axis center line, is passed through
Axial feed lead screw 14 is connected with feed box 8, spiral arm seat 7 can be made to make speed, position by numerical control programming driving axial feed screw 14
Set the axial feed motion accurately controlled；Spinning roller arm 6 is fixed by screws in spiral arm seat 7, in center line and machine tool chief axis
Heart line is overlapped, and is divided into several segments, is connected by screw bolts, inner hollow, for placing spinning roller radial feed driving motor 13,
And it can the demolition and maintenance at segmentation；Spinning roller radial feed driving motor 13 is fixed on 6 inner cavity of spinning roller arm close to spinning roller head mechanism 4 one
End；12 one end of spinning roller radial feed screw and spinning roller head mechanism 4 are connected, and the other end is pacified by spinning roller radial feed driving motor 13
Mounted in 6 inner cavity of spinning roller arm, spinning roller radial feed screw 12 can be driven to move by numerical control programming.
Spinning roller head mechanism 4 is as shown in figure 4, by three groups of circumferentially equally distributed spinning roller components, spinning roller head main body 406 and drift
401 compositions, every group of spinning roller component include support rolling element 402, spinning roller 403, connecting rod 404 and pitman shaft 405, spinning roller head main body
406 are connected by screw and spinning roller arm 6, and spinning roller 403 is connected in spinning roller head main body 406 by connecting rod 404 and pitman shaft 405,
Spring is connected between adjacent links 404, effect is that spinning roller is made to keep tightening in nature；Spinning roller radial feed screw 12
It is connect with 401 one end of drift.
Connecting rod 404 is three-link structure, for connecting support rolling element 402 and spinning roller head main body 406, by drift 401
Axial movement passes to spinning roller 403.
For drift 401 as shown in figure 5, section is the triangular wedge structure of equilateral triangle, three vertex roundings effectively prevent phase
Movement interference between neighbour's support rolling element 402, drift 401 are placed between the inside of spinning roller head main body 406, three connecting rods,
It is connected by spinning roller radial feed screw 12 with the servo motor being placed on inside spiral arm, servo motor drives lead screw rotation,
And then drift 10 is driven to be axially moved；And when the axial movement of drift 401, the support that 3 inclined-planes are connect with 404 front end of connecting rod rolls
The radial motion of spinning roller 403 is realized in the contact of body 402, can between the amount of axial movement of drift 401 and the radial feeds of spinning roller 403
It by mathematical computations, the proportionate relationship of Cheng Yiding, and is reflected in numerical control program control, realizing 403 radial feed of spinning roller can
Numerical control programming control.
Unspecified part of the present invention is known to the skilled person technology.
Claims (7)
1. a kind of internal rolling equipment, including spindle box (1), mold transmission cylinder (2), core model (3), rotary wheel mechanism, binder ring (10)
With numerical control bed piece (11), mold transmission cylinder (2) is mounted on main shaft of numerical control machine tool, and mold (3) is mounted on mold transmission cylinder
(2) inner cavity front end, it is characterised in that: further include traction mechanism (9), the traction mechanism (9) includes traction mechanism rotor
(901), traction mechanism rotor bearing (902), traction mechanism seat (903), traction mechanism axial feed structure, traction mechanism turn
Kinetoplast (901) is mounted in traction mechanism seat (903) by traction mechanism rotor bearing (902), traction mechanism seat (903) peace
On numerically-controlled machine tool lathe bed (11), blank (5) is mounted on traction mechanism rotor (901) by binder ring (10), is drawn
Mechanism seat (903) connect realization with traction mechanism axial feed structure and is axially moved；
The rotary wheel mechanism includes spinning roller head mechanism (4), spinning roller radial feed structure, spinning roller arm (6), spiral arm seat (7), axial direction
Feeding structure, spinning roller arm (6) are hollow structure, and spinning roller arm (6) rear end and spiral arm seat (7) are connected, front end and spinning roller head mechanism (4)
It is connected, spinning roller radial feed structure is mounted in spinning roller arm (6) inner cavity, and spinning roller head mechanism (4) and spinning roller radial feed structure connect
It connects, spiral arm seat (7) is mounted on the upper of numerically-controlled machine tool lathe bed (11), connect with axial feed structure.
2. a kind of internal rolling equipment according to claim 1, it is characterised in that: the spinning roller head mechanism (4) is by spinning roller
The circumferentially equally distributed spinning roller component composition of head main body (406), drift (401) and three groups, every group of spinning roller component includes back-up roller
Kinetoplast (402), spinning roller (403), connecting rod (404) and pitman shaft (405), spinning roller head main body (406) and the front end of spinning roller arm (6) are solid
Even, it is triangular wedge structure that drift (401), which be section, one end of connecting rod (404) with support rolling element (402) to connect, the other end
It is connected in spinning roller head main body (406) by pitman shaft (405), spinning roller (403) is mounted in the middle part of connecting rod (404), and support rolls
Body (402) is pressed on the inclined-plane of drift (401), and drift (401) rear end and spinning roller radial feed structure are connected.
3. a kind of internal rolling equipment according to claim 2, it is characterised in that: described drift (401) section is positive three
It is angular, three vertex roundings.
4. a kind of internal rolling equipment according to claim 2, it is characterised in that: adjacent in the spinning roller head mechanism (4)
Spring connects between connecting rod (404).
5. a kind of internal rolling equipment according to claim 1, it is characterised in that: the axial feed structure includes axial
Feed screw (14) and axial feed driving motor (15).
6. a kind of internal rolling equipment according to claim 1, it is characterised in that: the traction mechanism axial feed structure
Including traction mechanism axial feed lead screw (904) and traction mechanism axial feed driving motor (905).
7. a kind of internal rolling equipment according to claim 2, it is characterised in that: the spinning roller radial feed structure includes
Spinning roller radial feed screw (12) and spinning roller radial feed driving motor (13).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710669052.1A CN109382435B (en) | 2017-08-08 | 2017-08-08 | Internal spinning equipment |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710669052.1A CN109382435B (en) | 2017-08-08 | 2017-08-08 | Internal spinning equipment |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN109382435A true CN109382435A (en) | 2019-02-26 |
| CN109382435B CN109382435B (en) | 2020-06-16 |
Family
ID=65413727
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201710669052.1A Active CN109382435B (en) | 2017-08-08 | 2017-08-08 | Internal spinning equipment |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN109382435B (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109794536A (en) * | 2017-11-16 | 2019-05-24 | 航天特种材料及工艺技术研究所 | A kind of spinning rotary wheel mechanism |
| CN110434177A (en) * | 2019-07-17 | 2019-11-12 | 浙江美亚特精密机械有限公司 | A kind of processing technology thickened for hollow pipe tube reducing |
| CN113020386A (en) * | 2021-03-01 | 2021-06-25 | 上海交通大学 | Multi-stage external rib cylinder rotary extrusion forming equipment and method |
Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| SU880564A1 (en) * | 1978-04-13 | 1981-11-15 | Предприятие П/Я М-1614 | Apparatus for spinning thin-walled cylindrical parts |
| CA2113337A1 (en) * | 1993-02-19 | 1994-08-20 | Helmut Wenzel | Flow-roller machine |
| CN2557263Y (en) * | 2002-03-07 | 2003-06-25 | 华南理工大学 | Rotary pressing moulding device |
| CN203635710U (en) * | 2013-12-20 | 2014-06-11 | 华南理工大学 | Power coupling spin-forming apparatus |
| CN205926744U (en) * | 2016-07-11 | 2017-02-08 | 长春设备工艺研究所 | Multi -functional spinning equipment |
| CN106391809A (en) * | 2016-09-20 | 2017-02-15 | 西安交通大学 | Full-electricity servo type dispersing multi-power large horizontal opposite roller spinning equipment |
-
2017
- 2017-08-08 CN CN201710669052.1A patent/CN109382435B/en active Active
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| SU880564A1 (en) * | 1978-04-13 | 1981-11-15 | Предприятие П/Я М-1614 | Apparatus for spinning thin-walled cylindrical parts |
| CA2113337A1 (en) * | 1993-02-19 | 1994-08-20 | Helmut Wenzel | Flow-roller machine |
| CN2557263Y (en) * | 2002-03-07 | 2003-06-25 | 华南理工大学 | Rotary pressing moulding device |
| CN203635710U (en) * | 2013-12-20 | 2014-06-11 | 华南理工大学 | Power coupling spin-forming apparatus |
| CN205926744U (en) * | 2016-07-11 | 2017-02-08 | 长春设备工艺研究所 | Multi -functional spinning equipment |
| CN106391809A (en) * | 2016-09-20 | 2017-02-15 | 西安交通大学 | Full-electricity servo type dispersing multi-power large horizontal opposite roller spinning equipment |
Non-Patent Citations (1)
| Title |
|---|
| 安章荣 等: "大直径特长简体模环旋压工艺", 《第十一届全国旋压技术交流大会论文集》 * |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109794536A (en) * | 2017-11-16 | 2019-05-24 | 航天特种材料及工艺技术研究所 | A kind of spinning rotary wheel mechanism |
| CN110434177A (en) * | 2019-07-17 | 2019-11-12 | 浙江美亚特精密机械有限公司 | A kind of processing technology thickened for hollow pipe tube reducing |
| CN113020386A (en) * | 2021-03-01 | 2021-06-25 | 上海交通大学 | Multi-stage external rib cylinder rotary extrusion forming equipment and method |
Also Published As
| Publication number | Publication date |
|---|---|
| CN109382435B (en) | 2020-06-16 |
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