CN101348010A - Reciprocating type composite section material pultrusion production process and production apparatus thereof - Google Patents
Reciprocating type composite section material pultrusion production process and production apparatus thereof Download PDFInfo
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- CN101348010A CN101348010A CNA2008101469849A CN200810146984A CN101348010A CN 101348010 A CN101348010 A CN 101348010A CN A2008101469849 A CNA2008101469849 A CN A2008101469849A CN 200810146984 A CN200810146984 A CN 200810146984A CN 101348010 A CN101348010 A CN 101348010A
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- section bar
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Abstract
The invention relates to a pultrusion production technique of reciprocating composite sectional materials and a production device thereof for producing FRP composite sectional materials, including the working procedures of dipping, preforming and extrusion die forming. The invention is characterized in that the production technique also includes the steps: the extrusion die forming, which is a hot die forming technique, is adopted; a continuous pultrusion tractor is adopted for stretching and forming the extruded sectional materials; then an automatic cutting saw is used for cutting in the material stretching process. The production technique is reasonable, needs little equipment and can finish the production manufacturing of various large and super-long sectional materials; by adopting a reasonable pultrusion device, the invention can effectively reduce extrusion resistance and difficulty, ensure the forming performance of the sectional materials, prevent deformation, and reduce the idle stock and unreasonable cutting.
Description
Technical field
The invention belongs to the production technology and the equipment technical field of large composite material, be specifically related to a kind of pultrusion production process and process units of FRP composite material.
Background technology
Fibre reinforced composites (FRP) are to use increasingly extensive a kind of novel structural material in recent years in civil engineering.It has high-strength, lightweight, remarkable advantage such as corrosion-resistant, at the reinforcement and strengthening of structure, go along with sb. to guard him aspect such as anticorrosion and obtained good application.Along with the superior function of FRP material is approved by engineering circle gradually, external many engineerings begin it is applied in the newly-built bridge, or even in the Longspan Bridge.Since the seventies in last century, the FRP material just begins to attempt using in science of bridge building.Britain, the U.S. and Israel use this new material at first as the main member in building structure and the bridge structure, and what adopted mostly at that time is GFRP (glass fibre reinforced composion, i.e. fiberglass).
Since the light weight of fibre reinforced composites, intensity height, the present bridge section bar of having developed this material.It mainly is the cross-brace body that is used for segmentation.This case inventor had once invented a kind of hollow type beam, its whole fibre reinforced composites that adopt, the inside of hollow type beam has the mesopore that extends along type beam length direction, this mesopore is to have the girder construction that is provided with 9 mesopores along the length direction of type beam, the inner chamber of described mesopore cross girders is provided with the two vertical gussets that distribute with two lateral cross, and the outer wall of gusset and hollow type beam forms 9 square mesopores.And protuberance is set in the outer wall corner of hollow type beam one side, and the opposite side outer wall is provided with the recess that cooperates with it, and when being set up in parallel about two hollow type beams, described recess with the hollow type beam cooperates setting-in with the protuberance of another hollow type beam.
Because the optimum length of this hollow type beam should be equal to or greater than employed bridge length, therefore need rely on the difficulty of type beam of an extrusion molding sufficient length of extrusion machinery bigger when it is produced, and in the process of extruding, need reasonably to cut according to its usage degree, with the mesothyrid beam that obtains meeting length and be unlikely to waste.Simultaneously other auxiliary FRP composite material also needs to have independently enough spans, how can realize that production, the cutting of high-speed secure and easy heavy section is problem still to be solved.
Summary of the invention
It is reasonable to the invention provides production technology, equipment needed thereby is less, can finish the reciprocating type composite section material pultrusion production process and the process units thereof of the manufacturing of various large-scale and overlength section bars, it adopts rational stretching extrusion equipment, can reduce effectively and extrude resistance and difficulty, and can guarantee the processability of section bar to prevent deformation, reduce slow-witted material and irrational cutting.
The technical solution used in the present invention is as follows:
A kind of reciprocating type composite section material pultrusion production process, be used for the production of FRP composite material, comprise soaking paste and preformed, extrusion die molding procedure, it is characterized in that described production technology also comprises: be shaped to the hot-die moulding process at extrusion die, adopt continuous pultrusion tractor that the section bar of extruding is carried out drawing and forming, utilize automatic cast-cutting saw in the section bar drawing process, to cut then.
Before soaking paste and preformed, earlier creel on the glass fibre is formed the glass fibre skeleton pattern of section bar.
The drawing and forming of described continuous pultrusion tractor comprises: adopt the main car of HYDRAULIC CONTROL SYSTEM and secondary car to realize that multi-cylinder draws continuously, pultrusion tractor adopts hydraulic jack to grip along the bearing of trend perpendicular to section bar continuously.
Describedly in the endoporus of the fixing section bar position of continuous pultrusion tractor, be provided with the plastotype mould that matches with the section bar endoporus, this plastotype mould by the hauling rope traction control to offer section bar prestressing force and to prevent to be subjected to clamping deformation.
Described automatic cast-cutting saw is arranged on the track of section bar draw direction, automatically cast-cutting saw is by fixed bit and section bar relative fixed, cutting assembly laterally rolls and is arranged on the frame, and automatic cast-cutting saw and section bar are synchronized with the movement during cutting, relative static cutting the with the section bar cutting part of cutting assembly.
A kind of reciprocating type composite section material pultrusion process units, be used for the production of FRP composite material, it is characterized in that described process units comprises the soaking paste that sets gradually along the section bar bearing of trend and preformed equipment, hot-die extrusion shaping machine, hauling machine, automatic gas cutting machine, described hauling machine comprises a main car and a secondary car, described main car or secondary car be by the outer surface vertical fixing of hydraulic jack and section bar, and move along the bearing of trend reciprocal cooperation of section bar.
Described production equipment also comprises a glass fibre coiling creel, and this coiling creel is arranged on before soaking paste and the preformed equipment.
Described soaking paste and preformed equipment, hot-die extrusion shaping machine, hauling machine are connected a PLC control device with automatic gas cutting machine, described hauling machine and automatic gas cutting machine all are arranged on one along on the track of section bar bearing of trend setting.
The die orifice end that goes out of described hot-die extrusion shaping machine is provided with and is used to have the plastotype mould that the product moulding of through hole is run through in inside, and described plastotype mould is arranged in the mesopore of this section bar, and is implemented in moving in this mesopore by hauling rope.
Described automatic gas cutting machine comprises that one can be set with section bar posting and vertical hydraulic fixed oil cylinder along the frame of an orbital motion on the frame, and a cutting assembly that can laterally roll also is set on the frame, and cast-cutting saw is erected on this cast-cutting saw assembly.
This process units adopts PLC control, makes traction and be automatically cut into to be one automation control.Whole production technology can be completely achieved mechanization and control automatically, the production efficiency height, and can improve precision, and the stay in grade of whole shape product, repeatability does not better have leftover bits in the production process, can effectively enhance productivity.Can be used for producing the heavy section of FRP composite, as floorings, heavy in section angle steel section bar, H-shaped material etc.
Continuous pultrusion tractor of the present invention is main car and the design of secondary car, the reasonable traction that is used for section bar that can replace, caused section bar to come off and problem on deformation for preventing that tractive force is excessive, this hauling machine adopts vertical hydraulic oil cylinder fixed form, many group vertical hydraulic oil cylinders are with the section bar vertical fixing, increased the frictional force between hauling machine and section bar, it is existing can not take place to skid in the distraction procedure, and the mo(u)lding-die prodigiosin of placing in section bar inside enough effectively improves the intensity of the firm extrusion profile of high temperature, makes it can keep its original shape under the clamping of vertical hydraulic oil cylinder.
What automatic gas cutting machine can be finished online production does not shut down cutting, guarantees cutting accuracy greatly and enhances productivity.
Production technology of the present invention is reasonable, and equipment needed thereby is less, can finish the manufacturing of various large-scale and overlength section bars, it adopts rational stretching extrusion equipment, can reduce effectively and extrude resistance and difficulty, and can guarantee the processability of section bar, prevent deformation, reduce slow-witted material and irrational cutting.
Description of drawings
Fig. 1 is that the structure of the specific embodiment of the invention is formed schematic diagram;
Fig. 2 is the structural representation of automatic gas cutting machine among the present invention.
The specific embodiment
As shown in Figure 1, this reciprocating type composite section material pultrusion process units that is used for the moulding of the compound porous section bar of FRP is made up of glass fibre coiling creel 10, soaking paste and the preformed equipment 20, hot-die extrusion shaping machine 30, hauling machine, the automatic gas cutting machine 80 that are arranged in order setting, hauling machine comprises a main car 50 and a secondary car 70, described main car or secondary car all can be by the outer surface vertical fixing of hydraulic jack and section bar, and move along the bearing of trend reciprocal cooperation of section bar, hauling machine, automatic gas cutting machine all are arranged on the track 60.Coiling creel 10 is arranged on before soaking paste and the preformed equipment 20.The die orifice end that goes out of hot-die extrusion shaping machine is provided with and is used to have the plastotype mould 40 that the product moulding of through hole is run through in inside, and plastotype mould 40 is arranged in the mesopore of this section bar, and is implemented in moving in this mesopore by hauling rope.As produce the section bar of no mesopore, plastotype mould is desirable disappears for this.
Automatic gas cutting machine 80 comprises that one can be set with section bar posting 82 and vertical hydraulic fixed oil cylinder 83 along the frame 81 of an orbital motion on the frame, and a transversely movable cutting assembly 84 also is set on the frame, and cutting saw frame 85 is located on this cast-cutting saw assembly.Another transversely movable cutting assembly 86 also can be set on this cutting mechanism supporter, close on this cutting assembly 86 that two circular cast-cutting saws 87 being set, be used to cut the section bar of big specification.
This reciprocating type composite section material pultrusion production process is when carrying out the production of FRP composite material, at first form the glass fibre skeleton pattern of section bar, soaking paste and preformed then, form the basic structure of required section bar, adopt the hot-die moulding process to extrude then, and the section bar of extruding is carried out drawing and forming with continuous pultrusion tractor, utilize automatic cast-cutting saw in the section bar drawing process, to cut at last.The hauling machine master car of HYDRAULIC CONTROL SYSTEM and secondary car all adopt the traction of heavy wool cylinder, and main car and secondary car be traction alternately, and pultrusion tractor adopts hydraulic jack to grip along the bearing of trend perpendicular to section bar continuously.Automatically cast-cutting saw is arranged on the track of section bar draw direction, automatically cast-cutting saw is by being fixed in the section bar relative fixed, cutting assembly laterally rolls and is arranged on the frame, and automatic cast-cutting saw and section bar are synchronized with the movement during cutting, relative static cutting the with the section bar cutting part of cutting assembly.
Claims (10)
1. reciprocating type composite section material pultrusion production process, be used for the production of FRP composite material, comprise soaking paste and preformed, extrusion die molding procedure, it is characterized in that described production technology also comprises: be shaped to the hot-die moulding process at extrusion die, adopt continuous pultrusion tractor that the section bar of extruding is carried out drawing and forming, utilize automatic cast-cutting saw in the section bar drawing process, to cut then.
2. reciprocating type composite section material pultrusion production process according to claim 1 is characterized in that before soaking paste and preformed, earlier creel on the glass fibre was formed the glass fibre skeleton pattern of section bar.
3. reciprocating type composite section material pultrusion production process according to claim 1, the drawing and forming that it is characterized in that described continuous pultrusion tractor comprises: adopt the main car of HYDRAULIC CONTROL SYSTEM and secondary car to realize that multi-cylinder draws continuously, pultrusion tractor adopts hydraulic jack to grip along the bearing of trend perpendicular to section bar continuously.
4. according to the reciprocating type composite section material pultrusion production process of claim 1, it is characterized in that describedly in the endoporus of the fixing section bar position of continuous pultrusion tractor, being provided with the plastotype mould that matches with the section bar endoporus, this plastotype mould by the hauling rope traction control to offer section bar prestressing force and to prevent to be subjected to clamping deformation.
5. reciprocating type composite section material pultrusion production process according to claim 1, it is characterized in that described automatic cast-cutting saw is arranged on the track of section bar draw direction, automatically cast-cutting saw is by fixed bit and section bar relative fixed, cutting assembly laterally rolls and is arranged on the frame, automatic cast-cutting saw and section bar are synchronized with the movement during cutting, relative static cutting the with the section bar cutting part of cutting assembly.
6. reciprocating type composite section material pultrusion process units, be used for the production of FRP composite material, it is characterized in that described process units comprises the soaking paste that sets gradually along the section bar bearing of trend and preformed equipment, hot-die extrusion shaping machine, hauling machine, automatic gas cutting machine, described hauling machine comprises a main car and a secondary car, described main car or secondary car be by the outer surface vertical fixing of hydraulic jack and section bar, and move along the bearing of trend reciprocal cooperation of section bar.
7. reciprocating type composite section material pultrusion process units according to claim 6 is characterized in that described production equipment also comprises a glass fibre coiling creel, and this coiling creel is arranged on before soaking paste and the preformed equipment.
8. reciprocating type composite section material pultrusion process units according to claim 6, it is characterized in that described soaking paste and preformed equipment, hot-die extrusion shaping machine, hauling machine are connected a PLC control device with automatic gas cutting machine, described hauling machine and automatic gas cutting machine all are arranged on one along on the track of section bar bearing of trend setting.
9. reciprocating type composite section material pultrusion process units according to claim 6, the die orifice end that goes out that it is characterized in that described hot-die extrusion shaping machine is provided with and is used to have the plastotype mould that the product moulding of through hole is run through in inside, described plastotype mould is arranged in the mesopore of this section bar, and is implemented in moving in this mesopore by hauling rope.
10. reciprocating type composite section material pultrusion process units according to claim 6, it is characterized in that described automatic gas cutting machine comprises that one can be along the frame of an orbital motion, be set with section bar posting and vertical hydraulic fixed oil cylinder on the frame, one cutting assembly that can laterally roll also is set on the frame, and cast-cutting saw is erected on this cast-cutting saw assembly.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNA2008101469849A CN101348010A (en) | 2008-08-29 | 2008-08-29 | Reciprocating type composite section material pultrusion production process and production apparatus thereof |
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| CNA2008101469849A CN101348010A (en) | 2008-08-29 | 2008-08-29 | Reciprocating type composite section material pultrusion production process and production apparatus thereof |
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| CN101348010A true CN101348010A (en) | 2009-01-21 |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103101166A (en) * | 2012-12-14 | 2013-05-15 | 刘福华 | PP (propene polymer) raw material sheet material production process and device |
| CN103878861A (en) * | 2012-12-24 | 2014-06-25 | 温州市正玖机器人研制有限公司 | Producing and forming equipment for composite plate materials |
-
2008
- 2008-08-29 CN CNA2008101469849A patent/CN101348010A/en active Pending
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103101166A (en) * | 2012-12-14 | 2013-05-15 | 刘福华 | PP (propene polymer) raw material sheet material production process and device |
| CN103101166B (en) * | 2012-12-14 | 2015-11-25 | 深圳市恩欣龙特种工程塑料有限公司 | A kind of PP material plate production technology and device |
| CN103878861A (en) * | 2012-12-24 | 2014-06-25 | 温州市正玖机器人研制有限公司 | Producing and forming equipment for composite plate materials |
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Open date: 20090121 |