CN112007980A - Processing method for directly producing rotary bending curved surface extension industrial section - Google Patents
Processing method for directly producing rotary bending curved surface extension industrial section Download PDFInfo
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- CN112007980A CN112007980A CN202010638364.8A CN202010638364A CN112007980A CN 112007980 A CN112007980 A CN 112007980A CN 202010638364 A CN202010638364 A CN 202010638364A CN 112007980 A CN112007980 A CN 112007980A
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- processing
- curved surface
- structure model
- bending
- directly producing
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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
- B21D11/00—Bending not restricted to forms of material mentioned in only one of groups B21D5/00, B21D7/00, B21D9/00; Bending not provided for in groups B21D5/00 - B21D9/00; Twisting
-
- 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
- B21D11/00—Bending not restricted to forms of material mentioned in only one of groups B21D5/00, B21D7/00, B21D9/00; Bending not provided for in groups B21D5/00 - B21D9/00; Twisting
- B21D11/14—Twisting
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- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Mounting, Exchange, And Manufacturing Of Dies (AREA)
Abstract
The invention discloses a processing method for directly producing a rotationally bent curved surface extension industrial section, which comprises the following steps of; establishing a mold structure model with a rotation angle or bending in three-dimensional software; a tool fixture structure model; respectively obtaining three-dimensional drawings of the mold structure model and the tool clamp structure model; the method is simple, efficient and low in cost, does not change production equipment and basic processes, can directly produce the section with a certain rotation angle or curvature and capable of rotating and bending at the same time in the production process, can meet the requirement once, greatly reduces the production cost, improves the processing efficiency, and brings convenience to people.
Description
Technical Field
The invention relates to the technical field of numerical control machining, in particular to a machining method for directly producing a rotationally bent curved surface extension industrial section.
Background
The general industrial section bar, the material technology includes various steel section bar cold drawing hot drawing tube (except for welding tube), various aluminum extrusion section bar, various plastic extrusion section bar, glass fiber reinforced plastic section bar drawing extrusion section bar, etc, the shape generally includes tube, angle, plate, H shape, I shape, U shape groove, special section bar, etc, the product is straight single direction extending structure, if it needs to be rotating or bending curved surface extending process, part of steel section bar or aluminum section bar can be twisted, rotated, bent and twice processed by straight section bar, to meet the requirement, such as using metal round tube bending machine, metal arc enclosing machine, but the efficiency is low, the error is large, most industrial section bar products, such as plastic and glass fiber reinforced plastic section bar forced twisting and bending process will make the section bar damaged, unable to use straight section bar to twist, rotate, bend and extend process, and the secondary processing efficiency is low, the production cost is high, and a great deal of inconvenience is brought to production and processing.
Disclosure of Invention
The invention aims to solve the problems and discloses a processing method for directly producing a rotationally bent curved surface extending industrial section.
The technical scheme of the invention is that the processing method for directly producing the rotary curved surface extending industrial section comprises the following steps;
establishing a mold structure model with a rotation angle or bending in three-dimensional software;
establishing a tool clamp structure model in three-dimensional software;
respectively obtaining three-dimensional drawings of the mold structure model and the tool clamp structure model;
inputting the three-dimensional drawing, and processing a die structure and a tool clamp structure by using full-automatic multi-axis numerical control processing equipment;
performing antifriction processing on the inner cavity of the die structure;
applying the mold structure and using a continuous molding production process to directly mold and process a curved surface profile product with a rotation angle or a curvature;
and drawing the formed section bar product through the tool clamp structure to obtain a product section bar with a rotation angle or bending.
Preferably, when the mould structure model is established, the consistent angle continuity of the cross section is ensured, and the tolerance is within 0.005 mm.
Preferably, the mould forms a complete continuous curved surface.
Preferably, the antifriction processing is any one of nitriding processing and chrome plating polishing processing.
Preferably, the three-dimensional software is any one of Solidworks, UG and cata.
The invention has the beneficial effects that: the invention is simple and efficient, has low cost, does not change production equipment and basic process, only adds new dies and tool fixtures, is suitable for mass production, breaks through the traditional thinking that only linear machining dies and only linear production can be carried out, adopts a three-dimensional software modeling technology to design and machine the dies and the tool fixtures with special rotation angles or bending, uses advanced large-scale full-automatic multi-shaft numerical control machining equipment to machine the dies and the tool fixtures, can directly produce sections with certain rotation angles or bending degrees and can simultaneously rotate and bend in the production process, can meet the requirement once, greatly reduces the production cost, improves the machining efficiency and brings convenience to the use of people.
Detailed Description
The present invention will be further described with reference to the following examples.
Example (b): a processing method for directly producing a rotary bending curved surface extension industrial section comprises the following steps;
s1, establishing a mould structure model with a rotation angle or bending in three-dimensional software; when the die is designed, the cross section is strictly consistent completely, the shrinkage of materials such as one thousandth is properly considered, the rotation or bending angle is completely uniform, the tolerance is within 0.005mm, and the inner cavity of the die forms a continuous curved surface.
Establishing a tool clamp structure model in three-dimensional software; calculating the corresponding angle of the corresponding clamp position according to the length and the rotation angle of the section product to be used as a tool clamp;
s2, respectively obtaining three-dimensional drawings of the mold structure model and the tool clamp structure model;
s3, inputting the three-dimensional drawing, and processing a die structure and a tool clamp structure by using full-automatic multi-axis numerical control processing equipment;
s4, performing antifriction processing on the inner cavity of the die structure; nitriding or chrome plating polishing is carried out on the surface of the inner cavity of the mold structure so as to reduce friction force and facilitate subsequent molding;
s5, drawing the formed section product through the tooling clamp structure to obtain a product section with a rotation angle or bending, processing a mould and a tooling clamp with special rotation angle or bending to ensure the precision of the rotation angle or bending, designing the clamp according to the product size length and tolerance requirements, wherein the clamp is, for example, 5 meters of the product is rotated for 90 degrees, if the clamp is just at the position of 5 meters calculated from the centre of the mould, the clamp and the mould are just 90 degrees, if the clamp is not at the position of multiple of 5 meters and 10 meters, the angle of the clamp position needs to be calculated, the precision needs to be calculated according to the product tolerance requirement, if the moving distance of the clamp for 1 time is far beyond the tolerance angle requirement, the clamp must be synchronously rotated in the moving process to ensure the angle to be constant, if the product angle requirement is not strict, such as the product tolerance of 5 meters is 2 degrees, the moving stroke of the clamp is 10CM, the rotation angle of the 10CM product is 1.8 degrees, and the rotation angle can be not followed.
The above embodiments are merely illustrative of the technical ideas and features of the present invention, and the purpose thereof is to enable those skilled in the art to understand the contents of the present invention and implement the present invention, and not to limit the protection scope of the present invention. All equivalent changes and modifications made according to the spirit of the present invention should be covered within the protection scope of the present invention.
Claims (5)
1. A processing method for directly producing a rotary bending curved surface extension industrial section is characterized by comprising the following steps;
establishing a mold structure model with a rotation angle or bending in three-dimensional software;
establishing a tool clamp structure model in three-dimensional software;
respectively obtaining three-dimensional drawings of the mold structure model and the tool clamp structure model;
inputting the three-dimensional drawing, and processing a die structure and a tool clamp structure by using full-automatic multi-axis numerical control processing equipment;
performing antifriction processing on the inner cavity of the die structure;
applying the die structure, and using a continuous molding production process to directly mold and process a curved surface profile product with a rotation angle or a curvature;
and drawing the formed section bar product through the tool clamp structure to obtain a product section bar with a rotation angle or bending.
2. The method for processing the extended industrial profile for directly producing the rotating curved surface according to claim 1, wherein the consistent angle continuity of the cross section is required to be ensured when the structural model of the die is built, and the tolerance is within 0.005 mm.
3. The process of claim 1 wherein the mold forms a complete continuous curve.
4. The processing method for directly producing the rotationally curved surface ductile industrial profile according to claim 1, wherein the friction reducing processing is any one of nitriding processing and chrome plating polishing processing.
5. The method for processing the extended industrial profile for directly producing the rotating curved surface according to claim 1, wherein the three-dimensional software is any one of Solidworks, UG and cata.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010638364.8A CN112007980A (en) | 2020-07-06 | 2020-07-06 | Processing method for directly producing rotary bending curved surface extension industrial section |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010638364.8A CN112007980A (en) | 2020-07-06 | 2020-07-06 | Processing method for directly producing rotary bending curved surface extension industrial section |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN112007980A true CN112007980A (en) | 2020-12-01 |
Family
ID=73499312
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202010638364.8A Pending CN112007980A (en) | 2020-07-06 | 2020-07-06 | Processing method for directly producing rotary bending curved surface extension industrial section |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN112007980A (en) |
Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| SU558450A2 (en) * | 1974-07-16 | 1982-12-15 | Предприятие П/Я Р-6543 | Mill for making auger flights |
| JPH09216017A (en) * | 1996-02-06 | 1997-08-19 | Marusan Kinzoku:Kk | Device for bending long size material |
| FR2823686A1 (en) * | 2001-04-23 | 2002-10-25 | Pierre Pommier | Metal bar cold bending machine has roller with angled recess to allow square or rectangular-section bar to be bent across its angle |
| CN102436236A (en) * | 2011-10-26 | 2012-05-02 | 奇瑞汽车股份有限公司 | Method used for planning production line and apparatus thereof |
| CN104281725A (en) * | 2013-07-13 | 2015-01-14 | 西安嘉业航空科技有限公司 | Three-dimensional multi-curvature part bending method |
| CN106250612A (en) * | 2016-07-28 | 2016-12-21 | 南通超达装备股份有限公司 | A kind of Vehicular inner decoration member mold CAD design supplementary module |
| CN107008787A (en) * | 2017-04-14 | 2017-08-04 | 南京航空航天大学 | A kind of free bend manufacturing process of spiral 3 D complex bool |
| CN110826130A (en) * | 2019-10-31 | 2020-02-21 | 上海宝冶集团有限公司 | Application method of BIM modeling in design and construction of special-shaped curved surface structure body |
-
2020
- 2020-07-06 CN CN202010638364.8A patent/CN112007980A/en active Pending
Patent Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| SU558450A2 (en) * | 1974-07-16 | 1982-12-15 | Предприятие П/Я Р-6543 | Mill for making auger flights |
| JPH09216017A (en) * | 1996-02-06 | 1997-08-19 | Marusan Kinzoku:Kk | Device for bending long size material |
| FR2823686A1 (en) * | 2001-04-23 | 2002-10-25 | Pierre Pommier | Metal bar cold bending machine has roller with angled recess to allow square or rectangular-section bar to be bent across its angle |
| CN102436236A (en) * | 2011-10-26 | 2012-05-02 | 奇瑞汽车股份有限公司 | Method used for planning production line and apparatus thereof |
| CN104281725A (en) * | 2013-07-13 | 2015-01-14 | 西安嘉业航空科技有限公司 | Three-dimensional multi-curvature part bending method |
| CN106250612A (en) * | 2016-07-28 | 2016-12-21 | 南通超达装备股份有限公司 | A kind of Vehicular inner decoration member mold CAD design supplementary module |
| CN107008787A (en) * | 2017-04-14 | 2017-08-04 | 南京航空航天大学 | A kind of free bend manufacturing process of spiral 3 D complex bool |
| CN110826130A (en) * | 2019-10-31 | 2020-02-21 | 上海宝冶集团有限公司 | Application method of BIM modeling in design and construction of special-shaped curved surface structure body |
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| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
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Application publication date: 20201201 |