CN111113939A - Compression roller mechanism suitable for composite material curved surface is spread - Google Patents
Compression roller mechanism suitable for composite material curved surface is spread Download PDFInfo
- Publication number
- CN111113939A CN111113939A CN201911414352.0A CN201911414352A CN111113939A CN 111113939 A CN111113939 A CN 111113939A CN 201911414352 A CN201911414352 A CN 201911414352A CN 111113939 A CN111113939 A CN 111113939A
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- China
- Prior art keywords
- compression roller
- pneumatic
- pneumatic cylinder
- laying
- cylinder
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
- B29C70/00—Shaping composites, i.e. plastics material comprising reinforcements, fillers or preformed parts, e.g. inserts
- B29C70/04—Shaping composites, i.e. plastics material comprising reinforcements, fillers or preformed parts, e.g. inserts comprising reinforcements only, e.g. self-reinforcing plastics
- B29C70/28—Shaping operations therefor
- B29C70/30—Shaping by lay-up, i.e. applying fibres, tape or broadsheet on a mould, former or core; Shaping by spray-up, i.e. spraying of fibres on a mould, former or core
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
- B29C70/00—Shaping composites, i.e. plastics material comprising reinforcements, fillers or preformed parts, e.g. inserts
- B29C70/04—Shaping composites, i.e. plastics material comprising reinforcements, fillers or preformed parts, e.g. inserts comprising reinforcements only, e.g. self-reinforcing plastics
- B29C70/28—Shaping operations therefor
- B29C70/54—Component parts, details or accessories; Auxiliary operations, e.g. feeding or storage of prepregs or SMC after impregnation or during ageing
- B29C70/543—Fixing the position or configuration of fibrous reinforcements before or during moulding
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- Engineering & Computer Science (AREA)
- Chemical & Material Sciences (AREA)
- Composite Materials (AREA)
- Mechanical Engineering (AREA)
- Textile Engineering (AREA)
- Casting Or Compression Moulding Of Plastics Or The Like (AREA)
- Moulding By Coating Moulds (AREA)
Abstract
The invention relates to a compression roller mechanism suitable for composite material curved surface laying, which comprises: the upper end and the lower end of a cylinder barrel of a pneumatic cylinder in the independent pneumatic compression roller mechanism and the independent compression roller mechanism are respectively connected with the upper part of a cylinder base and the lower part of the cylinder base; the left end and the right end on the cylinder base and below the cylinder base are respectively connected with the left side of the frame and the right side of the frame; the compression roller base is connected with the pneumatic cylinder rod, the compression roller is driven to move up and down through the stretching of the pneumatic cylinder rod, the composite material laying of different curvature surfaces can be adapted, and the pressure control in the laying process is realized through the pneumatic cylinder. The invention has a plurality of independent pneumatic compression roller mechanisms, and the extension amount and the pressure of the pneumatic cylinder in each independent pneumatic compression roller mechanism can be independently controlled, thereby realizing the laying of the composite material with a plurality of track curved surfaces at one time, greatly improving the laying efficiency and ensuring the laying quality.
Description
Technical Field
The invention belongs to the technology of automatic tape laying equipment for composite materials, and relates to a compression roller mechanism suitable for laying composite materials in a curved surface manner.
Background
The composite material has the characteristics of two or more materials, such as light weight, high strength and the like, and simultaneously has better designability, and a corresponding mold can be prepared according to the shape of a part to be prepared, and the composite material can be laid on the mold to be prepared into the shape of the part to be prepared.
Aiming at the planar composite material laying, a single compression roller with a certain width can be directly adopted to finish the laying of the composite material with a certain width in one-time laying. However, when the composite material is automatically laid on a curved surface, the automatic laying device is very difficult to lay the composite material on the curved surface due to the difference and change of the curvature of the curved surface, so that the shape of a part formed by automatically laying the composite material is limited. If the composite material is laid on the curved surface manually, when the required laying area is large, the manual laying efficiency is low and the laying quality is difficult to guarantee, so that the realization of the automatic laying of the composite material on the curved surface is one of the important problems which are urgently needed to be solved in the automatic laying application process of the composite material.
Disclosure of Invention
The invention aims to provide a press roll mechanism suitable for laying composite material curved surfaces, wherein the press roll mechanism comprises a plurality of independent pneumatic press roll mechanisms, the width of a press roll in each independent press roll mechanism is narrower, so that a single press roll can adapt to laying of the composite material curved surfaces with different curvatures, and when the plurality of press roll mechanisms are arranged according to the distance of the proportional relation of the width of the composite material, the composite material laying surface with a complete curved surface can be obtained when the same curved surface is repeatedly laid. The compression roller mechanism has the advantages of simple and compact structure, applicability to laying curved surfaces with different curvatures, controllable pressure, high automation degree, high laying efficiency and the like.
The technical problem of the invention is mainly realized by the following technical scheme:
a compression roller mechanism suitable for laying composite materials on a curved surface is characterized by comprising an upper frame, a left frame and a right frame, wherein the left end and the right end of the frame are respectively connected with the left frame and the right frame, and the upper end of the frame is connected with a six-axis mechanical arm; and the independent pneumatic compression roller mechanism, the pneumatic cylinder base and the pneumatic cylinder base are arranged on the pneumatic cylinder base, and the left end and the right end of the pneumatic cylinder base are respectively connected with the left side of the rack and the right side of the rack.
The above independent pneumatic press roll mechanism suitable for the curved surface laying of the composite material comprises: the pneumatic compression roller comprises a pneumatic cylinder, a right guide rail, a left guide rail, a compression roller base and a cylinder rod end nut of the pneumatic cylinder, wherein the left end and the right end of the pneumatic compression roller base are respectively connected with the left guide rail and the right guide rail and are simultaneously connected with a cylinder rod of the pneumatic cylinder through the cylinder rod end nut of the pneumatic cylinder; the inner rings of the two compression roller bearings are sleeved on the compression roller shaft; the compression roller bearing retainer rings are respectively sleeved on the compression roller shafts on the left inner side and the right inner side of the guide rail, and the round nuts are respectively arranged on the left outer side and the right outer side of the guide rail to realize axial positioning of the compression roller.
The compression roller mechanism suitable for composite material curved surface laying comprises five independent pneumatic compression roller mechanisms, the installation modes of the five independent pneumatic compression roller mechanisms are the same, the telescopic length and the pressure of a pneumatic cylinder in each independent pneumatic compression roller mechanism can be independently controlled, and the upper end and the lower end of a cylinder barrel of the pneumatic cylinder of each independent pneumatic compression roller mechanism are respectively connected with a pneumatic cylinder base and a pneumatic cylinder base.
Therefore, the invention has the following advantages: 1. the compression roller mechanism is suitable for an automatic tape laying device, can complete laying of composite materials with multiple tracks at one time, and can greatly improve laying efficiency and ensure laying quality; 2, by means of the telescopic amount of the cylinder rod of the independent cylinder, different press rollers can be effectively laid on curved surfaces with different curvatures; 3. the independent control of the pressure of the independent cylinder is used for realizing the independent control of the laying pressure of each press roller, and different requirements on the laying pressure during the laying of curved surfaces with different curvatures are met.
Drawings
FIG. 1 is a schematic view of the structure of the roll mechanism of the present invention.
Fig. 2 is a schematic structural diagram of a single pneumatic press roller mechanism.
Fig. 3 is a schematic sectional view of the axis of the pressing roll shown in fig. 2.
Detailed Description
The technical scheme of the invention is further specifically described by the following embodiments and the accompanying drawings.
As shown in fig. 1, the automatic laying press roll mechanism suitable for curved surfaces comprises an upper cylinder base 4, a lower cylinder base 5 and five independent pneumatic press roll mechanisms 6, and in addition, the automatic laying press roll mechanism also comprises a left frame 1, an upper frame 2 and a right frame 3 in fig. 1. The upper frame is connected with a sixth shaft flange end of a six-shaft mechanical arm, the overall motion control of the automatic composite material laying device is realized through the six-shaft mechanical arm, the upper end and the lower end of a cylinder barrel of a pneumatic cylinder in the five independent pneumatic compression roller mechanisms 6 are respectively connected with the cylinder base and the cylinder base, and the fixation of each independent pneumatic compression roller mechanism is realized.
As shown in fig. 2 and 3, the independent pneumatic platen mechanism 6 described above includes: 6-1 of a pneumatic cylinder, 6-2 of the right guide rail, 6-3 of a press roll base, 6-4 of a cylinder rod end nut of the pneumatic cylinder, 6-5 of a round nut, 6-6 of a press roll, 6-7 of a press roll shaft retainer ring, 6-8 of the left guide rail, 6-9 of a press roll shaft sleeve, 6-10 of a press roll bearing and 6-11 of a press roll shaft.
Example (b):
the invention relates to a compression roller mechanism of an automatic composite material laying device suitable for curved surfaces, which comprises five independent pneumatic compression roller mechanisms 6, an upper cylinder base 6-3, a lower cylinder base 6-4 and a lower cylinder base 6-4 which are respectively connected through bolts to realize fixation, wherein the upper cylinder base 6-3 and the lower cylinder base 6-4 are respectively connected with a left frame 1 and a right frame 2 through bolts at the left and right ends.
The bottom of a press roll base 6-3 in the independent press roll mechanism is connected with a cylinder rod of the air cylinder through a nut, the left side and the right side of the independent press roll mechanism are respectively assembled with the left side 6-8 of the guide rail and the right side 6-9 of the guide rail through grooves, and meanwhile, the bottoms of the left side 6-8 of the guide rail and the right side 6-9 of the guide rail are fixed with the lower part 5 of the air cylinder base through bolts. The upper end and the lower end of the spring 6-9 are respectively fixed with the compression roller base 6-3 and the guide rail left 6-8.
The inner rings of the press rollers 6-6 are assembled with the outer rings of the press roller bearing sleeves 6-10 in an interference fit mode, the left ends and the right ends of the inner rings of the press roller bearing sleeves 6-10 are respectively assembled with the outer rings of the press roller bearings 6-11 at the left ends and the right ends, the inner rings of the press roller bearings 6-11 at the left ends and the right ends are assembled with the press roller shafts 6-12, and press roller shaft check rings 6-11 are respectively arranged between the press roller bearings 6-11 at the left ends and the right ends and between the left guide rail 6-8 and the right guide rail 6-9. The left end and the right end of the compression roller shaft 6-12 are respectively provided with a round nut 6-5 to realize the axial fixation of the compression roller part.
The specific working mode is as follows: when the platen mechanism is in the ready-to-operate state, the cylinder rod of the pneumatic cylinder 6-1 in each individual pneumatic platen mechanism 6 is in the retracted state. When the composite material is laid on the curved surface, the press roller 6-6 is in contact with the curved surface with different curvatures by controlling the retraction amount of a cylinder rod 6-1 of a pneumatic cylinder in each independent pneumatic press roller mechanism, the pressure of the pneumatic cylinder 6-1 is controlled at the same time, the pressure control of the press roller 6-6 when the composite material is laid is realized, and the requirements of the curved surface with different curvatures on different laying pressures are realized by controlling the pressure of each pneumatic cylinder at the same time. After one track is laid, a gap which is proportional to the bandwidth is left, at the moment, composite material laying is carried out again at the gap, and the laying of the whole curved surface can be completed through multiple laying.
While the invention has been described with reference to a preferred embodiment, it will be understood by those skilled in the art that various changes in form and detail may be made therein without departing from the spirit and scope of the invention.
Claims (3)
1. A compression roller mechanism suitable for laying composite materials on a curved surface is characterized by comprising an upper frame, a left frame and a right frame, wherein the left end and the right end of the frame are respectively connected with the left frame and the right frame, and the upper end of the frame is connected with a six-axis mechanical arm; and the independent pneumatic compression roller mechanism, the pneumatic cylinder base and the pneumatic cylinder base are arranged on the pneumatic cylinder base, and the left end and the right end of the pneumatic cylinder base are respectively connected with the left side of the rack and the right side of the rack.
2. A roller mechanism suitable for curved layup of composite materials according to claim 1, wherein the independent pneumatic roller mechanism comprises: the pneumatic compression roller comprises a pneumatic cylinder, a right guide rail, a left guide rail, a compression roller base and a cylinder rod end nut of the pneumatic cylinder, wherein the left end and the right end of the pneumatic compression roller base are respectively connected with the left guide rail and the right guide rail and are simultaneously connected with a cylinder rod of the pneumatic cylinder through the cylinder rod end nut of the pneumatic cylinder; the inner rings of the two compression roller bearings are sleeved on the compression roller shaft; the compression roller bearing retainer rings are respectively sleeved on the compression roller shafts on the left inner side and the right inner side of the guide rail, and the round nuts are respectively arranged on the left outer side and the right outer side of the guide rail to realize axial positioning of the compression roller.
3. A press roll mechanism suitable for curved surface laying of composite materials according to claim 1 or 2, comprising five independent pneumatic press roll mechanisms, wherein the five independent pneumatic press roll mechanisms are installed in the same manner, the extension length and pressure of the pneumatic cylinder in each independent pneumatic press roll mechanism can be controlled independently, and the upper end and the lower end of the cylinder barrel of the pneumatic cylinder of each independent pneumatic press roll mechanism are respectively connected with the upper part of the pneumatic cylinder base and the lower part of the pneumatic cylinder base.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201911414352.0A CN111113939A (en) | 2019-12-31 | 2019-12-31 | Compression roller mechanism suitable for composite material curved surface is spread |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201911414352.0A CN111113939A (en) | 2019-12-31 | 2019-12-31 | Compression roller mechanism suitable for composite material curved surface is spread |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN111113939A true CN111113939A (en) | 2020-05-08 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201911414352.0A Pending CN111113939A (en) | 2019-12-31 | 2019-12-31 | Compression roller mechanism suitable for composite material curved surface is spread |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN111113939A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115008785A (en) * | 2022-06-27 | 2022-09-06 | 中航复合材料有限责任公司 | Compaction device suitable for Z shape combined material fuselage bulkhead blank |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP0374494A2 (en) * | 1988-12-19 | 1990-06-27 | FIBRON Gesellschaft mit beschränkter Haftung | Presses with position-securing means for fibre-reinforced plastics |
| WO2002055380A1 (en) * | 2001-01-15 | 2002-07-18 | Dada Srl | Method and apparatus to make sails |
| CN102151732A (en) * | 2010-12-24 | 2011-08-17 | 吉林大学 | Three-dimensional curved surface roll forming device |
| CN204308001U (en) * | 2014-11-26 | 2015-05-06 | 安徽科瑞科技发展有限公司 | Roll-in unit and roller pressing forming machine |
| CN207388371U (en) * | 2017-10-13 | 2018-05-22 | 宁德时代新能源科技股份有限公司 | rolling device |
-
2019
- 2019-12-31 CN CN201911414352.0A patent/CN111113939A/en active Pending
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP0374494A2 (en) * | 1988-12-19 | 1990-06-27 | FIBRON Gesellschaft mit beschränkter Haftung | Presses with position-securing means for fibre-reinforced plastics |
| WO2002055380A1 (en) * | 2001-01-15 | 2002-07-18 | Dada Srl | Method and apparatus to make sails |
| CN102151732A (en) * | 2010-12-24 | 2011-08-17 | 吉林大学 | Three-dimensional curved surface roll forming device |
| CN204308001U (en) * | 2014-11-26 | 2015-05-06 | 安徽科瑞科技发展有限公司 | Roll-in unit and roller pressing forming machine |
| CN207388371U (en) * | 2017-10-13 | 2018-05-22 | 宁德时代新能源科技股份有限公司 | rolling device |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115008785A (en) * | 2022-06-27 | 2022-09-06 | 中航复合材料有限责任公司 | Compaction device suitable for Z shape combined material fuselage bulkhead blank |
| CN115008785B (en) * | 2022-06-27 | 2023-08-22 | 中航复合材料有限责任公司 | Compaction device suitable for Z-shaped composite material fuselage bulkhead blank |
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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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| RJ01 | Rejection of invention patent application after publication |
Application publication date: 20200508 |