CN107364111B - Failure shaping method for glass fiber reinforced plastic product - Google Patents
Failure shaping method for glass fiber reinforced plastic product Download PDFInfo
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- CN107364111B CN107364111B CN201710777162.XA CN201710777162A CN107364111B CN 107364111 B CN107364111 B CN 107364111B CN 201710777162 A CN201710777162 A CN 201710777162A CN 107364111 B CN107364111 B CN 107364111B
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- glass fiber
- fiber reinforced
- reinforced plastic
- plastic product
- shaping
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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
- B29C53/00—Shaping by bending, folding, twisting, straightening or flattening; Apparatus therefor
- B29C53/16—Straightening or flattening
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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
- B29C53/00—Shaping by bending, folding, twisting, straightening or flattening; Apparatus therefor
- B29C53/80—Component parts, details or accessories; Auxiliary operations
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02W—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO WASTEWATER TREATMENT OR WASTE MANAGEMENT
- Y02W30/00—Technologies for solid waste management
- Y02W30/50—Reuse, recycling or recovery technologies
- Y02W30/62—Plastics recycling; Rubber recycling
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- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Moulding By Coating Moulds (AREA)
Abstract
The invention discloses a method for shaping failure of a glass fiber reinforced plastic product, which comprises the following steps: A. pre-placing the glass fiber reinforced plastic product on a special tool, wherein the special tool keeps the structure of the glass fiber reinforced plastic product not deformed through pressing; B. placing the glass fiber reinforced plastic product on the special tool at 65-85 ℃ for failure shaping; C. and naturally cooling the glass fiber reinforced plastic product after failure shaping to room temperature, and then removing the tool to finish shaping. By the method, the shaping period of the invalid glass fiber reinforced plastic product is shorter, the shaping is simpler, the production cost is reduced, the quality requirement of the product is stabilized, the flatness is controlled within a certain range, and the shaping effect and the production efficiency are improved.
Description
Technical Field
The invention relates to the technical field of composite material molding, in particular to a method for shaping failure of a glass fiber reinforced plastic product.
Background
The glass fiber reinforced plastic product is easy to deform, the size is 1 meter long, the flatness is generally more than 1.2mm, but certain special products are required to ensure the size is 2 meters long, and the flatness is within 1 mm. For products with high flatness requirements, tools are generally used for pressing and shaping at present for products with high flatness requirements. However, the prior art has the problems of long production period, high cost and unstable shaping effect.
Accordingly, there is a need for further improvements and developments in the art.
Disclosure of Invention
The invention aims to provide a method for shaping failure of a glass fiber reinforced plastic product, and aims to solve the problems of long production period, high cost and unstable shaping effect.
The adopted technical scheme is as follows: a method for shaping failure of a glass fiber reinforced plastic product comprises the following steps:
A. pre-placing the glass fiber reinforced plastic product on a special tool, wherein the special tool keeps the structure of the glass fiber reinforced plastic product not deformed through pressing;
B. placing the glass fiber reinforced plastic product on the special tool at 65-85 ℃ for failure shaping;
C. and naturally cooling the glass fiber reinforced plastic product after failure shaping to room temperature, and then removing the tool to finish shaping. Specifically, the glass fiber reinforced plastic products are long plate-shaped or plate-shaped glass fiber reinforced plastic products, and the length of the glass fiber reinforced plastic products is more than 2 meters.
Specifically, the glass fiber reinforced plastic product placed on the special tool in the step B is placed in the temperature of 75 ℃.
Specifically, the glass fiber reinforced plastic product in the step B is placed at the temperature of 75 ℃ for 1.5-3.5 hours.
Specifically, the glass fiber reinforced plastic product in the step B is placed at the temperature of 75 ℃ for 2 hours.
The special tool comprises a plurality of support brackets which are arranged in a stacked mode and used for supporting the glass fiber reinforced plastic products, and pressing devices which are arranged at two ends of the support brackets and used for pressing the glass fiber reinforced plastic products, wherein the glass fiber reinforced plastic products are placed at preset positions of the support brackets and then are kept in structural shapes by using the pressing mechanisms.
Further, the support bracket is composed of two longitudinal beams and a plurality of cross beams distributed between the two longitudinal beams at intervals, wherein the intervals among the cross beams are the same.
Further, the pressing device comprises a connecting seat connected with the supporting bracket, a connecting arm pivoted with the connecting seat, a pressing rod arranged on the connecting arm and used for pressing and holding the glass fiber reinforced plastic product, and a locking mechanism arranged on the connecting seat and used for driving the connecting arm to press down, wherein the locking mechanism controls the connecting arm to move and drives the pressing rod to press against the glass fiber reinforced plastic product.
Further, the locking mechanism comprises a rotating handle pivoted on the connecting seat and a supporting block arranged on the rotating handle and used for extruding the connecting arm, and after the rotating handle is overturned to a preset locking position, the supporting block is supported and pressed on the connecting arm to keep the pressing state of the pressing rod on the glass fiber reinforced plastic product.
Specifically, the rotating handle is of a Y-shaped structure, the rotating handle is respectively connected with two sides of the connecting seat through two supporting legs, so that the rotating handle can turn around the connecting seat, the supporting block is pivoted between the two supporting legs, and the connecting arm is positioned between the two supporting legs.
The beneficial effects are that: the invention provides a method for shaping the failure of a glass fiber reinforced plastic product, which shortens the shaping period of the failure glass fiber reinforced plastic product, simplifies the shaping, reduces the production cost, stabilizes the quality requirement of the product, controls the flatness within a certain range and improves the shaping effect and the production efficiency.
Drawings
FIG. 1 is a schematic diagram of a specific structure of a specific tooling of the present invention.
Fig. 2 is an enlarged schematic view of the letter a in fig. 1.
Detailed Description
In order to make the objects, technical solutions and advantages of the present invention more clear and clear, the present invention will be further described in detail below with reference to the accompanying drawings and examples.
A method for shaping failure of a glass fiber reinforced plastic product comprises the following steps:
A. pre-placing the glass fiber reinforced plastic product on a special tool, wherein the special tool keeps the structure of the glass fiber reinforced plastic product not deformed through pressing;
B. placing the glass fiber reinforced plastic product on the special tool at 65-85 ℃ for failure shaping;
C. and naturally cooling the glass fiber reinforced plastic product after failure shaping to room temperature, and then removing the tool to finish shaping.
Specifically, the glass fiber reinforced plastic products are long plate-shaped or plate-shaped glass fiber reinforced plastic products, and the length of the glass fiber reinforced plastic products is more than 2 meters.
Specifically, the glass fiber reinforced plastic product placed on the special tool in the step B is placed in the temperature of 75 ℃.
Specifically, the glass fiber reinforced plastic product in the step B is placed at the temperature of 75 ℃ for 1.5-3.5 hours.
Specifically, the glass fiber reinforced plastic product in the step B is placed at the temperature of 75 ℃ for 2 hours.
Further, the special tool shown in fig. 1 comprises a plurality of support brackets 1 which are arranged in a stacked manner and used for supporting the glass fiber reinforced plastic products, and pressing devices which are arranged at two ends of the support brackets and used for pressing the glass fiber reinforced plastic products, wherein the glass fiber reinforced plastic products are placed at the preset positions of the support brackets 1 and then are kept in the structural form by using the pressing mechanisms. The support bracket 1 is composed of two longitudinal beams 2 and a plurality of cross beams 3 distributed between the two longitudinal beams at intervals, wherein the intervals among the plurality of cross beams 3 are the same.
Further, the pressing device comprises a connecting seat 4 connected with the supporting bracket 1, a connecting arm 5 pivoted with the connecting seat 4, a pressing rod 6 arranged on the connecting arm 5 and used for pressing and holding the glass fiber reinforced plastic product, and a locking mechanism arranged on the connecting seat 4 and used for driving the connecting arm 5 to press down, wherein the locking mechanism controls the connecting arm 5 to move and drives the pressing rod 6 to press against the glass fiber reinforced plastic product.
Further, the locking mechanism comprises a rotating handle 7 pivoted on the connecting seat 4, a supporting block 8 arranged on the rotating handle 7 and used for extruding the connecting arm 5, the rotating handle 7 is of a Y-shaped structure, the rotating handle 7 is respectively connected with two sides of the connecting seat 4 through two supporting legs 10, the rotating handle 7 can be overturned around the connecting seat 4, and after the rotating handle 7 is overturned to a preset locking position, the supporting block 8 is supported and pressed on the connecting arm 5, so that the pressing state of the pressing rod 6 on a glass fiber reinforced plastic product is maintained. The supporting block 8 is pivoted between the two supporting legs 9, and the connecting arm 5 is positioned between the two supporting legs 9.
Further, the compression bar 6 is connected with the connection arm 5 through the connection post 10, the connection post 10 is provided with an upper and lower biting piece 11 for locking the connection arm 5, and the connection arm 5 is fixedly connected with the connection post 10 through the upper and lower biting piece 11. The upper and lower biting pieces 11 are symmetrically arc-shaped, and can move left and right to adapt to glass fiber reinforced plastic products with different lengths, so that the shaping effect is more stable.
The method for shaping the failure of the glass fiber reinforced plastic product provided by the invention is further described below by combining with a specific embodiment:
example 1
The method of the invention is adopted to carry out failure shaping on the glass fiber reinforced plastic plate with the length of 2 meters for a CT machine, and comprises the following steps:
A. pre-placing a glass fiber reinforced plastic product on a special tool, wherein the special tool keeps the glass fiber reinforced plastic structure not deformed through pressing;
B. placing the glass fiber reinforced plastic product on the special tool at 75 ℃ for 2 hours, and performing failure shaping;
C. and naturally cooling the glass fiber reinforced plastic product after failure shaping to room temperature, and then removing the tool to finish shaping.
The flatness of the glass fiber reinforced plastic plate which is failure shaped through the method is within 1mm after measurement.
Example 2
The method of the invention is adopted to carry out failure shaping on the glass fiber reinforced plastic plate with the length of 2 meters for a CT machine, and comprises the following steps:
A. pre-placing a glass fiber reinforced plastic product on a special tool, wherein the special tool keeps the glass fiber reinforced plastic structure not deformed through pressing;
B. placing the glass fiber reinforced plastic product on the special tool at 65 ℃ for 3.5 hours, and performing failure shaping;
C. and naturally cooling the glass fiber reinforced plastic product after failure shaping to room temperature, and then removing the tool to finish shaping.
The flatness of the glass fiber reinforced plastic plate which is failure shaped through the method is within 1mm after measurement.
Example 3
The method of the invention is adopted to carry out failure shaping on the glass fiber reinforced plastic plate with the length of 2 meters for a CT machine, and comprises the following steps:
A. pre-placing a glass fiber reinforced plastic product on a special tool, wherein the special tool keeps the glass fiber reinforced plastic structure not deformed through pressing;
B. placing the glass fiber reinforced plastic product on the special tool at 85 ℃ for 1.5 hours, and performing failure shaping; C. and naturally cooling the glass fiber reinforced plastic product after failure shaping to room temperature, and then removing the tool to finish shaping.
The flatness of the glass fiber reinforced plastic plate which is failure shaped through the method is within 1mm after measurement.
It is to be understood that the invention is not limited in its application to the examples described above, but is capable of modification and variation in light of the above teachings by those skilled in the art, and that all such modifications and variations are intended to be included within the scope of the appended claims.
Claims (5)
1. A method for shaping failure of a glass fiber reinforced plastic product is characterized by comprising the following steps:
A. pre-placing the glass fiber reinforced plastic product on a special tool, wherein the special tool keeps the structure of the glass fiber reinforced plastic product not deformed through pressing; B. placing the glass fiber reinforced plastic product on the special tool at 65-85 ℃ for failure shaping; C. naturally cooling the glass fiber reinforced plastic product after failure shaping to room temperature, and then removing the tool to finish shaping;
the special tool comprises a plurality of support brackets which are arranged in a stacked manner and used for supporting the glass fiber reinforced plastic products, and pressing devices which are arranged at two ends of the support brackets and used for pressing the glass fiber reinforced plastic products, wherein the glass fiber reinforced plastic products are placed at preset positions of the support brackets and then are kept in the structural form by using the pressing mechanisms;
the support bracket consists of two longitudinal beams and a plurality of cross beams distributed between the two longitudinal beams at intervals, wherein the intervals among the cross beams are the same;
the pressing device comprises a connecting seat connected with the supporting bracket, a connecting arm pivoted with the connecting seat, a pressing rod arranged on the connecting arm and used for pressing and holding the glass fiber reinforced plastic product, and a locking mechanism arranged on the connecting seat and used for driving the connecting arm to press down, wherein the locking mechanism controls the connecting arm to move and drives the pressing rod to press against the glass fiber reinforced plastic product;
the locking mechanism comprises a rotating handle pivoted on the connecting seat and a supporting block arranged on the rotating handle and used for extruding the connecting arm, and after the rotating handle is turned to a preset locking position, the supporting block is supported and pressed on the connecting arm to keep the pressing state of the pressing rod on the glass fiber reinforced plastic product;
the rotating handle is of a Y-shaped structure, the rotating handle is respectively connected with two sides of the connecting seat through two supporting legs, so that the rotating handle can turn around the connecting seat, the supporting block is pivoted between the two supporting legs, and the connecting arm is positioned between the two supporting legs.
2. The method for failure shaping of glass fiber reinforced plastic products according to claim 1, wherein the glass fiber reinforced plastic products are long-plate-shaped glass fiber reinforced plastic products, and the length of the glass fiber reinforced plastic products is more than 2 meters.
3. The method for failure shaping of a glass fiber reinforced plastic product according to claim 1, wherein the glass fiber reinforced plastic product placed on a special fixture in the step B is placed at a temperature of 75 ℃.
4. A method for failure shaping of a glass fiber reinforced plastic product according to claim 3, wherein the glass fiber reinforced plastic product in the step B is placed at 75 ℃ for 1.5-3.5 hours.
5. The method for failure shaping of a glass fiber reinforced plastic product according to claim 4, wherein the glass fiber reinforced plastic product in the step B is placed at a temperature of 75 ℃ for 2 hours.
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710777162.XA CN107364111B (en) | 2017-09-01 | 2017-09-01 | Failure shaping method for glass fiber reinforced plastic product |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710777162.XA CN107364111B (en) | 2017-09-01 | 2017-09-01 | Failure shaping method for glass fiber reinforced plastic product |
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| CN107364111A CN107364111A (en) | 2017-11-21 |
| CN107364111B true CN107364111B (en) | 2023-06-27 |
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Families Citing this family (2)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN108972402B (en) * | 2018-08-01 | 2020-06-05 | 蓝思科技（长沙）有限公司 | Shaping clamp and shaping method for ceramic plate |
| CN116141648A (en) * | 2023-02-02 | 2023-05-23 | 上海至纯精密制造有限公司 | Shaping method for out-of-round injection valve body passage hole |
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| CN102336515A (en) * | 2011-07-08 | 2012-02-01 | 福耀玻璃工业集团股份有限公司 | Device and method for modifying profile curvature of skylight glass |
| CN204211629U (en) * | 2014-11-07 | 2015-03-18 | 上海毓恬冠佳汽车零部件有限公司 | A kind of frock for glass shaping |
| CN205210451U (en) * | 2015-11-30 | 2016-05-04 | 莆田市嘉辉光电有限公司 | LCD glass's solidification shaping device |
| CN106116124A (en) * | 2016-08-30 | 2016-11-16 | 洛阳兰迪玻璃机器股份有限公司 | Glass press-moulding die and include the glass tempering former of this mould |
| CN106116117A (en) * | 2016-08-31 | 2016-11-16 | 湖北戈碧迦光电科技股份有限公司 | A kind of two-sided molding press device of glass bull and method |
| CN206089441U (en) * | 2016-09-14 | 2017-04-12 | 广州福耀玻璃有限公司 | Glass shaping device |
-
2017
- 2017-09-01 CN CN201710777162.XA patent/CN107364111B/en active Active
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102336515A (en) * | 2011-07-08 | 2012-02-01 | 福耀玻璃工业集团股份有限公司 | Device and method for modifying profile curvature of skylight glass |
| CN204211629U (en) * | 2014-11-07 | 2015-03-18 | 上海毓恬冠佳汽车零部件有限公司 | A kind of frock for glass shaping |
| CN205210451U (en) * | 2015-11-30 | 2016-05-04 | 莆田市嘉辉光电有限公司 | LCD glass's solidification shaping device |
| CN106116124A (en) * | 2016-08-30 | 2016-11-16 | 洛阳兰迪玻璃机器股份有限公司 | Glass press-moulding die and include the glass tempering former of this mould |
| CN106116117A (en) * | 2016-08-31 | 2016-11-16 | 湖北戈碧迦光电科技股份有限公司 | A kind of two-sided molding press device of glass bull and method |
| CN206089441U (en) * | 2016-09-14 | 2017-04-12 | 广州福耀玻璃有限公司 | Glass shaping device |
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| CN107364111A (en) | 2017-11-21 |
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