CN113442217A - Cutting equipment and cutting method for thermoplastic composite material - Google Patents
Cutting equipment and cutting method for thermoplastic composite material Download PDFInfo
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- CN113442217A CN113442217A CN202110715759.8A CN202110715759A CN113442217A CN 113442217 A CN113442217 A CN 113442217A CN 202110715759 A CN202110715759 A CN 202110715759A CN 113442217 A CN113442217 A CN 113442217A
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B26—HAND CUTTING TOOLS; CUTTING; SEVERING
- B26D—CUTTING; DETAILS COMMON TO MACHINES FOR PERFORATING, PUNCHING, CUTTING-OUT, STAMPING-OUT OR SEVERING
- B26D11/00—Combinations of several similar cutting apparatus
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B26—HAND CUTTING TOOLS; CUTTING; SEVERING
- B26D—CUTTING; DETAILS COMMON TO MACHINES FOR PERFORATING, PUNCHING, CUTTING-OUT, STAMPING-OUT OR SEVERING
- B26D7/00—Details of apparatus for cutting, cutting-out, stamping-out, punching, perforating, or severing by means other than cutting
- B26D7/01—Means for holding or positioning work
- B26D7/018—Holding the work by suction
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Abstract
A cutting device for thermoplastic composite materials comprises a water cutting platform and a cutter cutting platform which are connected, wherein the cutter cutting platform is a subsequent processing platform of the water cutting platform; an adsorption platform is arranged on the water cutting platform; the cutter cutting platform is provided with a fixing device. A cutting method of thermoplastic composite material comprises the following steps: placing a workpiece to be processed on cutting equipment, and fixing the workpiece by using a vacuum adsorption platform; cutting a workpiece by using a water cutting platform until a row of required sample pieces are formed, wherein one end of each sample piece is provided with a margin for connecting other sample pieces; transferring a row of sample pieces formed after the water cutting platform cuts to a cutter cutting platform; the balance of each sample piece was cut using a knife cutting platform. This scheme is used for processing the thermoplasticity combined material that is heated and easily melts, uses water cutting platform to carry out rough machining earlier, uses cutter cutting platform to carry out the surplus cutting again, has solved the multiple problem that the cutting heat that wholly uses traditional machining mode to bring arouses.
Description
Technical Field
The invention relates to the field of machining, in particular to cutting equipment and a cutting method for a thermoplastic composite material.
Background
The composite material has a mixed system consisting of resin and fiber, and the composite material cutting machine tool is required to meet the requirements of cutting off the fiber with high strength and high modulus and ensure that a resin matrix is not overheated and overburnt in the cutting process; the composite material cutting method is required to meet the high-efficiency requirement, and the defects of layering and the like of the composite material cannot be caused.
Conventional composite cutting tools and methods are well suited for thermoset composites. The defects of layering, tearing, burrs and the like are easily generated in the cutting process, and the processing quality is not easy to ensure; the abrasion of the cutter is aggravated by the rebound of high-hardness fiber materials and powder cutting; the difference between the thermal expansion coefficients of the matrix and the fiber material is large, and residual stress is easy to generate in processing; the cutting chips exist in a dust form, the processing environment is severe, and a special chip removal system is needed; and the process is not suitable for use with thermoplastic composites. The thermoplastic composite material is a composite material which can be melted by heating, and the problems of material sticking, serious cutter loss, poor trimming quality and the like caused by a large amount of cutting heat easily occur by using a traditional machining mode. The development of the composite material in China in the field of aerospace is severely limited by processing tools, processing modes, processing efficiency, processing quality and the like. In recent years, with the explosion of thermoplastic composite materials, further research on new machining techniques has been focused.
Disclosure of Invention
The invention aims to: the cutting equipment for the thermoplastic composite material is provided, and the cutting method for the thermoplastic composite material is provided based on the cutting equipment and is used for processing the thermoplastic composite material which is easy to melt when heated.
The technical scheme adopted by the invention is as follows:
the cutting equipment for the thermoplastic composite material comprises a water cutting platform 2 and a cutter cutting platform 4 which are connected, wherein the cutter cutting platform 4 is a subsequent processing platform of the water cutting platform 2;
an adsorption platform 3 for adsorbing a workpiece during processing is arranged on the water cutting platform 2;
and a fixing device 5 for fixing the workpiece during machining is arranged on the cutter cutting platform 4.
In order to better implement the present solution, further, the adsorption stage 3 is a vacuum adsorption stage.
A cutting method of thermoplastic composite materials is based on the cutting equipment, and comprises the following steps:
step S1: placing a workpiece to be processed on cutting equipment, and fixing the workpiece by using a vacuum adsorption platform 3;
step S2: cutting a workpiece by using the water cutting platform 2 until a row of required sample pieces are formed, wherein one end of each sample piece is provided with a margin for connecting other sample pieces;
step S3: a row of sample pieces formed after the water cutting platform 2 cuts are transferred to a cutter cutting platform 4;
step S4: the balance of each sample piece is cut off using the cutter cutting table 4.
In order to better implement the scheme, further, in step S2, after the workpiece is cut by the water cutting platform 2, the remaining amount of each sample piece in a row of sample pieces is connected together.
In order to better implement the scheme, further, in step S2, after the workpiece is cut by the water cutting table 2, the remaining amount of each sample piece in a row of sample pieces is set on the same side end face of the sample piece.
This scheme thermoplastic composite's cutting equipment, including water cutting platform 2 and the cutter cutting platform 4 that link to each other, we use water cutting platform 2 and cutter cutting platform 4 jointly, process thermoplastic composite in proper order, water cutting platform 2 of preorder can play the effect of cooling owing to there is water, add man-hour to thermoplastic composite's work piece, can not produce a large amount of cutting heats, overheat phenomenon can not appear in the thermoplastic composite work piece, and then solved the material and glued the sword, the cutter consume is serious, difficult problems such as the side cut quality is poor. Then the cutter cutting platform 4 is used for cutting the workpiece to remove the allowance. The cutting equipment is specially used for processing the thermoplastic composite material, so that the processed sample piece is high in yield.
In summary, due to the adoption of the technical scheme, the invention has the beneficial effects that:
1. the invention relates to cutting equipment for a thermoplastic composite material, and provides a cutting method for the thermoplastic composite material based on the cutting equipment, which is used for processing the thermoplastic composite material which is easy to melt when heated;
2. the invention provides the cutting equipment for the thermoplastic composite material and a cutting method for the thermoplastic composite material based on the cutting equipment, which are used for processing the thermoplastic composite material which is easy to melt when heated.
Drawings
In order to more clearly illustrate the technical solution, the drawings needed to be used in the embodiments are briefly described below, and it should be understood that, for those skilled in the art, other related drawings can be obtained according to the drawings without creative efforts, wherein:
FIG. 1 is a schematic view of the cutting apparatus of the present invention;
FIG. 2 is a schematic view of a sample ejection member of the present invention
FIG. 3 is a flow chart of a cutting method of the present invention;
in the figure, 1-water cutting tool bit, 2-water cutting platform, 3-adsorption platform, 4-cutter cutting platform, 5-fixing device, 6-cutting cutter, 7-workpiece, 8-sample piece and 9-allowance.
Detailed Description
In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it should be understood that the described embodiments are only a part of the embodiments of the present invention, and not all embodiments, and therefore should not be considered as a limitation to the scope of protection. All other embodiments, which can be obtained by a person skilled in the art without any inventive step based on the embodiments of the present invention, are within the scope of the present invention.
In the description of the present invention, it is to be noted that, unless otherwise explicitly specified or limited, the terms "disposed," "connected," and "connected" are to be construed broadly, and may be, for example, fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meanings of the above terms in the present invention can be understood in specific cases to those skilled in the art.
The present invention will be described in detail with reference to fig. 1 to 3.
Example 1:
a cutting device for thermoplastic composite materials is shown in figure 1, and comprises a water cutting platform 2 and a cutter cutting platform 4 which are connected, wherein the cutter cutting platform 4 is a subsequent processing platform of the water cutting platform 2;
an adsorption platform 3 for adsorbing a workpiece during processing is arranged on the water cutting platform 2;
and a fixing device 5 for fixing the workpiece during machining is arranged on the cutter cutting platform 4.
The working principle is as follows: this scheme thermoplastic composite's cutting equipment, including water cutting platform 2 and the cutter cutting platform 4 that link to each other, we use water cutting platform 2 and cutter cutting platform 4 jointly, process thermoplastic composite in proper order, water cutting platform 2 of preorder can play the effect of cooling owing to there is water, add man-hour to thermoplastic composite's work piece, can not produce a large amount of cutting heats, overheat phenomenon can not appear in the thermoplastic composite work piece, and then solved the material and glued the sword, the cutter consume is serious, difficult problems such as the side cut quality is poor. Then the cutter cutting platform 4 is used for cutting the workpiece to remove the allowance. The cutting equipment is specially used for processing the thermoplastic composite material, so that the processed sample piece is high in yield.
Other parts of this embodiment are the same as those of embodiment 1, and thus are not described again.
Example 2:
this embodiment is a supplementary description of embodiment 1, and the suction table 3 is a vacuum suction table.
Other parts of this embodiment are the same as those of embodiment 1, and thus are not described again.
Example 3:
a method for cutting a thermoplastic composite material, based on the cutting apparatus of embodiment 1 or 2, comprising the steps of:
step S1: placing a workpiece to be processed on cutting equipment, and fixing the workpiece by using a vacuum adsorption platform 3;
step S2: cutting a workpiece by using the water cutting platform 2 until a row of required sample pieces are formed, wherein one end of each sample piece is provided with a margin for connecting other sample pieces;
step S3: a row of sample pieces formed after the water cutting platform 2 cuts are transferred to a cutter cutting platform 4;
step S4: the balance of each sample piece is cut off using the cutter cutting table 4.
The working principle is as follows: the method is based on the cutting equipment described in embodiment 1 or 2, the cutting equipment combining the water cutting platform 2 and the cutter cutting platform 4 in embodiment 1 or 2 is specially used for processing the thermoplastic composite material, the specific operation steps are shown in fig. 3, firstly, a workpiece to be processed is fixed on the water cutting platform 2 through the adsorption platform 3, then the water cutting tool bit 1 of the water cutting platform 2 is used for performing first-step rough processing on the workpiece, a row of sample pieces with connected margins are processed, the subsequent cutter cutting platform 4 only needs to cut off the margins to finish processing, namely, most of processing is performed in the water cutting platform 2, the subsequent step only needs to transfer the row of sample pieces processed by the water cutting platform 2 to the cutter cutting platform 4, and the margin is cut off by the cutter cutting platform 4.
Example 4:
in this embodiment, on the basis of embodiment 3, in step S2, after the workpiece is cut by the water cutting platform 2, the remaining amount of each sample piece in a row of sample pieces is connected together.
In step S2, after the workpiece is cut by the water cutting table 2, the allowance of each sample piece is set on the same side end face of the sample piece in a row of sample pieces.
In this embodiment, the allowance of each sample piece is arranged on the same side end face of the sample piece, and the allowances of the sample pieces are only connected together, so that when the allowances are cut, the machining can be finished without rotating or overturning the workpiece, and when the side end faces with the allowances are planes, the allowances of all the sample pieces can be cut off by only feeding the cutting tools 6 of the tool cutting platform 4 in and out along a straight line.
The above description is only a preferred embodiment of the present invention, and is not intended to limit the present invention in any way, and all simple modifications and equivalent variations of the above embodiments according to the technical spirit of the present invention are included in the scope of the present invention.
Claims (5)
1. A thermoplastic composite cutting apparatus, characterized by: the cutting equipment comprises a water cutting platform (2) and a cutter cutting platform (4) which are connected, wherein the cutter cutting platform (4) is a subsequent processing platform of the water cutting platform (2);
an adsorption platform (3) for adsorbing a workpiece during processing is arranged on the water cutting platform (2);
and a fixing device (5) for fixing the workpiece during machining is arranged on the cutter cutting platform (4).
2. The apparatus for cutting thermoplastic composite material as set forth in claim 1, wherein: the adsorption platform (3) is a vacuum adsorption platform.
3. A method for cutting thermoplastic composite material, based on the cutting apparatus of claim 1 or 2, characterized by comprising the steps of:
step S1: placing a workpiece to be processed on cutting equipment, and fixing the workpiece by using an adsorption table (3);
step S2: cutting a workpiece by using a water cutting platform (2) until a row of required sample pieces are formed, wherein one end of each sample piece is provided with a margin for connecting other sample pieces;
step S3: a row of sample pieces formed after the water cutting platform (2) cuts are transferred to a cutter cutting platform (4);
step S4: the allowance of each sample piece is cut off by using a cutter cutting platform (4).
4. The method for cutting a thermoplastic composite material according to claim 3, wherein: in the step S2, after the workpiece is cut by the water cutting platform (2), the remaining amount of each sample piece in a row of sample pieces is connected together.
5. The method for cutting a thermoplastic composite material according to claim 3, wherein: in the step S2, after the workpiece is cut by the water cutting platform (2), the allowance of each sample piece in a row of sample pieces is set on the same side end face of the sample piece.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110715759.8A CN113442217A (en) | 2021-06-28 | 2021-06-28 | Cutting equipment and cutting method for thermoplastic composite material |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110715759.8A CN113442217A (en) | 2021-06-28 | 2021-06-28 | Cutting equipment and cutting method for thermoplastic composite material |
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| CN113442217A true CN113442217A (en) | 2021-09-28 |
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| CN202110715759.8A Pending CN113442217A (en) | 2021-06-28 | 2021-06-28 | Cutting equipment and cutting method for thermoplastic composite material |
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Citations (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP0955138A2 (en) * | 1998-05-05 | 1999-11-10 | Atom S.p.A. | Multiple heads cutting unit |
| US6222155B1 (en) * | 2000-06-14 | 2001-04-24 | The Esab Group, Inc. | Cutting apparatus with thermal and nonthermal cutters, and associated methods |
| EP1510486A2 (en) * | 2003-08-23 | 2005-03-02 | Voith Paper Patent GmbH | Device for removing at least one layer from a wound roll |
| CN101301736A (en) * | 2007-05-09 | 2008-11-12 | 福禄远东股份有限公司 | Water jet cutting system |
| CN103395096A (en) * | 2013-07-28 | 2013-11-20 | 长沙同翔机械设备制造有限公司 | High-precision numerically-controlled rubber plate cutter with waste recovery function |
| CN107835731A (en) * | 2015-07-13 | 2018-03-23 | Flow国际公司 | With the method for pure water jets cutting fibre enhancing polymer composites workpiece |
| CN110733074A (en) * | 2019-11-20 | 2020-01-31 | 贵州航天乌江机电设备有限责任公司 | device and method for automatically cutting nano aerogel composite material |
| CN111015828A (en) * | 2019-12-31 | 2020-04-17 | 南京富技腾精密机械有限公司 | High-pressure water cutting device and method |
| CN111195783A (en) * | 2020-01-13 | 2020-05-26 | 武汉大学 | Ultrafast laser-water jet assisted mechanical coupling group drilling processing equipment and method for thick plate made of composite material |
| CN212602244U (en) * | 2020-03-24 | 2021-02-26 | 南京瑞兴科技有限公司 | XPS extruded sheet transportation cutting device |
-
2021
- 2021-06-28 CN CN202110715759.8A patent/CN113442217A/en active Pending
Patent Citations (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP0955138A2 (en) * | 1998-05-05 | 1999-11-10 | Atom S.p.A. | Multiple heads cutting unit |
| US6222155B1 (en) * | 2000-06-14 | 2001-04-24 | The Esab Group, Inc. | Cutting apparatus with thermal and nonthermal cutters, and associated methods |
| EP1510486A2 (en) * | 2003-08-23 | 2005-03-02 | Voith Paper Patent GmbH | Device for removing at least one layer from a wound roll |
| CN101301736A (en) * | 2007-05-09 | 2008-11-12 | 福禄远东股份有限公司 | Water jet cutting system |
| CN103395096A (en) * | 2013-07-28 | 2013-11-20 | 长沙同翔机械设备制造有限公司 | High-precision numerically-controlled rubber plate cutter with waste recovery function |
| CN107835731A (en) * | 2015-07-13 | 2018-03-23 | Flow国际公司 | With the method for pure water jets cutting fibre enhancing polymer composites workpiece |
| CN110733074A (en) * | 2019-11-20 | 2020-01-31 | 贵州航天乌江机电设备有限责任公司 | device and method for automatically cutting nano aerogel composite material |
| CN111015828A (en) * | 2019-12-31 | 2020-04-17 | 南京富技腾精密机械有限公司 | High-pressure water cutting device and method |
| CN111195783A (en) * | 2020-01-13 | 2020-05-26 | 武汉大学 | Ultrafast laser-water jet assisted mechanical coupling group drilling processing equipment and method for thick plate made of composite material |
| CN212602244U (en) * | 2020-03-24 | 2021-02-26 | 南京瑞兴科技有限公司 | XPS extruded sheet transportation cutting device |
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Application publication date: 20210928 |