CN105964777B - A kind of rotation forming tool for progressive molding - Google Patents
A kind of rotation forming tool for progressive molding Download PDFInfo
- Publication number
- CN105964777B CN105964777B CN201610349297.1A CN201610349297A CN105964777B CN 105964777 B CN105964777 B CN 105964777B CN 201610349297 A CN201610349297 A CN 201610349297A CN 105964777 B CN105964777 B CN 105964777B
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- bearing
- rotary
- tool
- tool body
- forming tool
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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
- B21D31/00—Other methods for working sheet metal, metal tubes, metal profiles
- B21D31/005—Incremental shaping or bending, e.g. stepwise moving a shaping tool along the surface of the workpiece
Abstract
The invention discloses a kind of rotation forming tool for progressive molding, and it includes turning tool head, rotary shaft, rotary tool body, forming tool handle, clutch shaft bearing, second bearing and bearing group etc..Rotary shaft and bearing group are installed, turning tool head and rotary shaft can be rotated freely relative to rotary tool body together between the turning tool head and rotary tool body.Clutch shaft bearing and second bearing are installed, rotary tool body can freely rotate around shaping pad axis, and wherein clutch shaft bearing bears axial force, and second bearing bears radial load between the rotary tool body and forming tool handle.By this structure, turning tool head can realize the rotation of two rotational freedoms relative to forming tool handle, so as to reduce the friction in forming process between forming tool head and plate, improve the surface quality of formation of parts.
Description
【Technical field】
The present invention relates to a kind of rotation forming tool applied to plate progressive molding, belong to the metal blank of mechanical field
Forming technique field.
【Background technology】
Progressive molding technology is according to Layered manufacturing thought, 3 d part two dimensionization, using forming tool head, along wheel
Wide contour successively squeezes out required part shape, has the advantages that no mould (or using simple mould) and inexpensive.It is progressive
The forming tool head of shaping is generally the bulb that can not be rotated, and bulb walks contour line tracking, constantly extrudes plate by setup program
Generate part.Forming tool head and plate are in sliding friction state in extrusion process, the surface quality of workpieces after shaping compared with
Difference.For the friction problem between forming tool and plate, the present invention proposes that one kind rotates forming tool, and turning tool head is relative
The motion of two rotational freedoms can be realized in forming tool handle, so as to reduce forming tool head and plate in forming process
Between friction, improve the surface quality of formation of parts.
【The content of the invention】
In order to solve the problems, such as in progressive molding due to surface quality of workpieces difference caused by sliding friction, the purpose of the present invention
It is, there is provided a kind of low, easy to use, frictional force the is small rotation forming tool for progressive molding of manufacture difficulty, improve gradually
Enter the surface quality of formation of parts.
The present invention provides a kind of rotation forming tool for progressive molding, and it includes turning tool head, rotary shaft, revolution
Tool body, forming tool handle, clutch shaft bearing, second bearing and bearing group etc..
The one section of circular arc that is shaped as of the turning tool head rotates obtained revolving body around the parallel lines of its two end point connecting line,
And revolving body center drilling is used to install rotary shaft, wherein circular arc is distributed in the two of circular arc two end point connecting line with centre of gyration line
Side, when centre of gyration line is by the circular arc center of circle, the curved surface of turning tool head is sphere；
The rotary shaft is arranged in the centre bore of turning tool head, and rotary shaft and turning tool head are relatively quiet at work
Only；
The rotary tool body is the cylinder of a center drilling, fluting is provided with one end of cylinder, in slotting position
Circular hole is radially provided with along cylinder；
The rotary shaft axis and rotary tool body axis at an angle of 90, in the circular hole at rotary tool body fluting,
For the turning tool head being wherein installed together with rotary shaft at the fluting of rotary tool body, rotary shaft can be with respect to rotary tool
Body rotates；
Bearing group is installed, bearing group includes two sliding bearings, pacified respectively between the rotary shaft and rotary tool body
Mounted in the both ends of rotary shaft, for reducing the friction between rotary shaft and rotary tool body；
The forming tool handle is a cylinder for being machined with boss, and wherein boss is used to install back specific, circle of changing a job
Post part is used to connect with machine tool chief axis；
The rotary tool body is co-axially mounted with forming tool handle, and rotary tool body can rotate relative to forming tool handle；
Clutch shaft bearing and second bearing, clutch shaft bearing and second are installed between the rotary tool body and forming tool handle
Bearing is used to reduce the frictional force between rotary tool body and forming tool handle；
Clutch shaft bearing is thrust bearing, for bearing the axial force between rotary tool body and forming tool handle, the second axle
Hold as needle bearing, for bearing the radial load between rotary tool body and forming tool handle；
Clutch shaft bearing and second bearing can with can bear axial force and can bear radial load angular contact ball bearing or
Taper roll bearing replaces.
The present invention provides a kind of rotation forming tool for progressive molding, the advantage is that simple and reasonable, manufacture
Difficulty is low, cost is low, tool heads slow-roll stabilization, can effectively reduce the friction between forming tool and plate.The present invention's returns
Change a job specifically can freely rotate around shaping pad axis, make the rotary shaft of turning tool head all the time with forming tool motion side
To vertical；The turning tool head can freely rotate relative to rotary tool body, because its pivot center moves with forming tool
Direction is vertical, so turning tool head can keep rolling friction with plate all the time.
【Brief description of the drawings】
Fig. 1 is the overall structure diagram of one embodiment of the invention.
Label is described as follows in figure：
1. turning tool head；2. rotary shaft；3. rotary tool body；4. forming tool handle；5. clutch shaft bearing；6. the second axle
Hold；7. bearing group.
【Embodiment】
The present invention is described in detail with specific embodiment below in conjunction with the accompanying drawings.The present embodiment is with technical solution of the present invention
Premised on implemented, give detailed embodiment and specific operating process, but protection scope of the present invention is not limited to
Following examples.
As shown in figure 1, a kind of rotation forming tool for progressive molding of this example, including turning tool it is first 1, rotate
Axle 2, rotary tool body 3, forming tool handle 4, clutch shaft bearing 5, second bearing 6 and bearing group 7.
The one section of circular arc that is shaped as of the turning tool first 1 rotates obtained revolution around the parallel lines of its two end point connecting line
Body, and revolving body center drilling is used to install rotary shaft 2, wherein circular arc is distributed in circular arc two end point connecting line with centre of gyration line
Both sides；
The rotary shaft 2 is arranged in the centre bore of turning tool first 1, rotary shaft 2 and turning tool first 1 phase at work
To static；
The rotary tool body 3 is the cylinder of a center drilling, fluting is provided with one end of cylinder, in slotting position
Circular hole is radially provided with along cylinder；
The axis of rotary shaft 2 and the axis of rotary tool body 3 at an angle of 90, the circular hole at the fluting of rotary tool body 3
Interior, wherein with turning tool first 1 that rotary shaft 2 is installed together at the fluting of rotary tool body 3, rotary shaft 2 can be relative
Rotary tool body 3 rotates；
Bearing group 7 is installed between the rotary shaft 2 and rotary tool body 3, bearing group 7 includes two sliding bearings, point
Not An Zhuan rotary shaft 2 both ends, for reducing the friction between rotary shaft 2 and rotary tool body 3；
The forming tool handle 4 is a cylinder for being machined with boss, and wherein boss is used to install back to change a job specific 3,
Column part is used to connect with machine tool chief axis；
The rotary tool body 3 is co-axially mounted with forming tool handle 4, and rotary tool body 3 can be with respect to forming tool handle 4 certainly
By rotating；
Clutch shaft bearing 5 and second bearing 6, clutch shaft bearing 5 are installed between the rotary tool body 3 and forming tool handle 4
And second bearing 6 is used to reduce the frictional force between rotary tool body 3 and forming tool handle 4；
Clutch shaft bearing 5 is thrust bearing, for bearing the axial force between rotary tool body 3 and forming tool handle 4, second
Bearing 6 is needle bearing, for bearing the radial load between rotary tool body 3 and forming tool handle 4.
Rotate forming tool to be arranged on progressive molding machine tool chief axis by the column part of forming tool handle, plate installation
On fixture for forming, machine tool chief axis drives the track of part contour mode of the forming tool along setting to move after starting processing,
Forming tool is set constantly to extrude plate.When shaping the change of movement of tool direction, the rotary tool body 3 can be around shaping pad
4 axis rotates, and makes the pivot center of turning tool first 1 vertical with the direction of motion of forming tool all the time.The turning tool
First 1 can freely rotate relative to rotary tool body 3, because its pivot center is vertical with the forming tool direction of motion, rotate
Tool heads 1 can keep rolling friction with plate all the time.
Wherein, the clutch shaft bearing in embodiment and second bearing can bear radial load with that can bear axial force and can
Angular contact ball bearing or taper roll bearing replace.
Claims (3)
- A kind of 1. rotation forming tool for progressive molding, it is characterised in that：It includes turning tool head, rotary shaft, revolution Tool body, forming tool handle, clutch shaft bearing, second bearing and bearing group；The one section of circular arc that is shaped as of the turning tool head rotates obtained revolving body around the parallel lines of its two end point connecting line, and returns Swivel center drilling is used to install rotary shaft, and wherein circular arc is distributed in the both sides of circular arc two end point connecting line with centre of gyration line, when The curved surface that centre of gyration line passes through turning tool head during the circular arc center of circle is sphere；The rotary shaft is arranged in the centre bore of turning tool head, rotary shaft and turning tool head geo-stationary at work；The rotary tool body is the cylinder of a center drilling, and fluting is provided with one end of cylinder, in slotting position edge circle Cylinder is radially provided with circular hole；The rotary shaft axis and rotary tool body axis at an angle of 90, in the circular hole at rotary tool body fluting, wherein At the fluting of rotary tool body, rotary shaft can turn the turning tool head being installed together with rotary shaft with respect to rotary tool body It is dynamic；Bearing group is installed, bearing group includes two sliding bearings, is separately mounted between the rotary shaft and rotary tool body The both ends of rotary shaft；The forming tool handle is a cylinder for being machined with boss, and wherein boss is used to install back specific, cylindrical portion of changing a job Divide and be used to connect with machine tool chief axis；The rotary tool body is co-axially mounted with forming tool handle, and rotary tool body can rotate relative to forming tool handle；Clutch shaft bearing and second bearing, clutch shaft bearing and second bearing are installed between the rotary tool body and forming tool handle For reducing the frictional force between rotary tool body and forming tool handle.
- A kind of 2. rotation forming tool for progressive molding according to claim 1, it is characterised in that：Described first Bearing is thrust bearing, and for bearing the axial force between rotary tool body and forming tool handle, second bearing is needle bearing, For bearing the radial load between rotary tool body and forming tool handle.
- A kind of 3. rotation forming tool for progressive molding according to claim 2, it is characterised in that:Described first Bearing and second bearing can use the angular contact ball bearing or taper roll bearing that can bear axial force and can and bear radial load Instead of.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610349297.1A CN105964777B (en) | 2016-05-24 | 2016-05-24 | A kind of rotation forming tool for progressive molding |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610349297.1A CN105964777B (en) | 2016-05-24 | 2016-05-24 | A kind of rotation forming tool for progressive molding |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN105964777A CN105964777A (en) | 2016-09-28 |
| CN105964777B true CN105964777B (en) | 2018-01-23 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201610349297.1A Active CN105964777B (en) | 2016-05-24 | 2016-05-24 | A kind of rotation forming tool for progressive molding |
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| CN (1) | CN105964777B (en) |
Families Citing this family (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109550820A (en) * | 2017-09-27 | 2019-04-02 | 中国商用飞机有限责任公司 | For manufacturing molding die, manufacturing equipment and the manufacturing method of roll bending part |
| CN109807243B (en) * | 2019-01-28 | 2019-12-06 | 山东大学 | negative pressure adsorption type rolling forming tool, device and method for incremental forming |
| CN110101488B (en) * | 2019-06-13 | 2021-11-09 | 山东大学 | Macro-micro integrated incremental forming preparation method for implant and implant obtained by macro-micro integrated incremental forming preparation method |
| CN113634643B (en) * | 2021-07-30 | 2023-08-08 | 西安理工大学 | Eccentric vibration progressive forming device for thin-wall pipe ends |
Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2592305Y (en) * | 2002-11-26 | 2003-12-17 | 湖北汽车工业学院 | Special shaping tool of die-free rapid shaping for metal plate |
| CN2597155Y (en) * | 2003-01-29 | 2004-01-07 | 杨洪大 | Fast assembling and detaching device |
| JP3807856B2 (en) * | 1998-11-16 | 2006-08-09 | 株式会社豊田中央研究所 | Incremental press molding equipment |
| CN101758135A (en) * | 2010-01-18 | 2010-06-30 | 吉林大学 | Rolling tool head for incremental forming |
| CN201644627U (en) * | 2010-03-19 | 2010-11-24 | 西北工业大学 | Mouldless progressive forming tool |
| CN103008455A (en) * | 2012-12-28 | 2013-04-03 | 江苏大学 | Bidirectional usable tool head for asymptotic shaping |
-
2016
- 2016-05-24 CN CN201610349297.1A patent/CN105964777B/en active Active
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP3807856B2 (en) * | 1998-11-16 | 2006-08-09 | 株式会社豊田中央研究所 | Incremental press molding equipment |
| CN2592305Y (en) * | 2002-11-26 | 2003-12-17 | 湖北汽车工业学院 | Special shaping tool of die-free rapid shaping for metal plate |
| CN2597155Y (en) * | 2003-01-29 | 2004-01-07 | 杨洪大 | Fast assembling and detaching device |
| CN101758135A (en) * | 2010-01-18 | 2010-06-30 | 吉林大学 | Rolling tool head for incremental forming |
| CN201644627U (en) * | 2010-03-19 | 2010-11-24 | 西北工业大学 | Mouldless progressive forming tool |
| CN103008455A (en) * | 2012-12-28 | 2013-04-03 | 江苏大学 | Bidirectional usable tool head for asymptotic shaping |
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| Publication number | Publication date |
|---|---|
| CN105964777A (en) | 2016-09-28 |
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