CN109752229B - FRP plate-matrix bonding test piece manufacturing device and manufacturing method - Google Patents
FRP plate-matrix bonding test piece manufacturing device and manufacturing method Download PDFInfo
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- CN109752229B CN109752229B CN201910116886.9A CN201910116886A CN109752229B CN 109752229 B CN109752229 B CN 109752229B CN 201910116886 A CN201910116886 A CN 201910116886A CN 109752229 B CN109752229 B CN 109752229B
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- plate
- test piece
- frp
- frp plate
- baffle
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- 239000011159 matrix material Substances 0.000 title claims abstract description 42
- 238000004519 manufacturing process Methods 0.000 title claims abstract description 22
- 239000012790 adhesive layer Substances 0.000 claims abstract description 29
- 238000001125 extrusion Methods 0.000 claims abstract description 18
- 239000000758 substrate Substances 0.000 claims abstract description 11
- 239000000853 adhesive Substances 0.000 claims abstract description 10
- 230000001070 adhesive effect Effects 0.000 claims abstract description 10
- 239000007767 bonding agent Substances 0.000 claims abstract description 6
- 238000004140 cleaning Methods 0.000 claims abstract description 6
- 238000000034 method Methods 0.000 claims abstract description 6
- 230000000149 penetrating effect Effects 0.000 claims description 2
- 239000010410 layer Substances 0.000 abstract description 4
- 239000011248 coating agent Substances 0.000 abstract description 2
- 238000000576 coating method Methods 0.000 abstract description 2
- 230000000694 effects Effects 0.000 description 5
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical compound [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 description 4
- 238000010586 diagram Methods 0.000 description 4
- 238000003825 pressing Methods 0.000 description 3
- 229910000831 Steel Inorganic materials 0.000 description 2
- 239000011230 binding agent Substances 0.000 description 2
- 229910052742 iron Inorganic materials 0.000 description 2
- 239000010959 steel Substances 0.000 description 2
- 229920002430 Fibre-reinforced plastic Polymers 0.000 description 1
- 230000000712 assembly Effects 0.000 description 1
- 238000000429 assembly Methods 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 239000003733 fiber-reinforced composite Substances 0.000 description 1
- 239000011151 fibre-reinforced plastic Substances 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 230000002787 reinforcement Effects 0.000 description 1
- 238000005728 strengthening Methods 0.000 description 1
Landscapes
- Lining Or Joining Of Plastics Or The Like (AREA)
- Sampling And Sample Adjustment (AREA)
Abstract
The invention discloses a device and a method for manufacturing an FRP plate-matrix bonding test piece. The manufacturing method of the FRP plate-matrix bonding test piece comprises the following steps: a. adjusting the adhesive layer thickness to control the height of the assembly; b. adjusting the baffle position of the centering control assembly at one side, and fixing bolts; c. cleaning the surface of a substrate, and placing the substrate on a bottom plate; d. coating an adhesive on the surfaces of a matrix and an FRP plate, and placing the FRP plate on the matrix; e. adjusting the centering control component on the other side to center the FRP plate with the matrix; f. placing the cover plate on the FRP plate and applying extrusion force; g. and taking down the FRP plate-matrix bonded test piece after the adhesive is initially set, and cleaning the redundant adhesive on the test piece. The invention can realize the accurate control of the thickness of the bonding agent layer of the FRP plate-matrix bonding test piece, ensure the centering of the FRP plate of the bonding test piece and simultaneously do not damage the FRP plate.
Description
Technical Field
The invention relates to a manufacturing device and a manufacturing method of a bonding test piece, in particular to a manufacturing device and a manufacturing method of an FRP plate-matrix bonding test piece.
Background
The fiber reinforced composite material (Fiber Reinforced Polymer, FRP for short) has the advantages of high strength, light weight, good durability, convenient construction and the like, and the technology of externally attaching the FRP plate is widely applied to the field of structural reinforcement, and related theoretical research is a research hot spot in the field of structural engineering. Research shows that the external FRP plate can effectively improve the stress performance of the structure, but the bonding performance of the FRP plate and the matrix interface plays a critical role in strengthening effect, so that the bonding performance of the FRP plate-matrix interface needs to be fully researched, a large number of FRP plate-matrix bonding test pieces with different parameters need to be manufactured, and the centering of the FRP plate and the accurate control of the thickness of the adhesive layer in the test piece manufacturing process are critical in ensuring the test piece manufacturing quality. The existing FRP plate-matrix bonding test piece centering control is mainly performed by means of manual extrusion or C-shaped clamp pressurization, and the modes have poor centering effect and are easy to cause partial damage of the FRP plate. The existing method for controlling the thickness of the adhesive layer mainly searches steel balls, thin iron wires and the like which have the same thickness as the adhesive layer, and the steel balls, thin iron wires and the like are mixed into the adhesive layer to obtain the required thickness of the adhesive layer through extrusion. In addition, the efficiency of the traditional FRP plate-matrix bonding test piece manufacturing process is low.
Disclosure of Invention
The invention aims to: the invention provides a device for manufacturing an FRP plate-matrix bonding test piece, which can accurately control the thickness of an adhesive layer and ensure the centering of an FRP plate.
It is another object of the present invention to provide a method for manufacturing an FRP plate-matrix bonded test piece using the apparatus.
The technical scheme is as follows: the invention relates to a device for manufacturing an FRP plate-matrix bonding test piece, which comprises a bottom plate, a centering control assembly, an adhesive layer thickness control assembly, a cover plate and a extrusion force application assembly, wherein the centering control assembly is positioned at two sides of the bottom plate to realize centering of the FRP plate, the adhesive layer thickness control assembly is positioned at two ends of the bottom plate, the cover plate is horizontally arranged on the adhesive layer thickness control assemblies at two ends of the bottom plate, the bottom plate and the cover plate penetrate through the extrusion force application assembly, the upper part of the extrusion force application assembly is contacted with the cover plate, and the lower part of the extrusion force application assembly is contacted with the bottom plate.
Wherein, the bottom plate both ends are provided with the recess, and the recess bottom is equipped with the bolt hole that runs through the bottom plate, can make binder layer thickness control assembly fixed in position, more accurately control binder layer thickness, is equipped with the sliding tray in the middle of the bottom plate for centering control assembly can slide in a flexible way, the centering of the control FRP board of being convenient for, and centering effect does not receive the width influence of FRP board-base member bonding test piece simultaneously.
The centering control assembly consists of a bolt, a baffle and a supporting plate, the bolt passes through a screw hole of the supporting plate to be in contact with the baffle, the supporting plate props against the bottom plate, the baffle is pushed by the bolt, and the baffle pushes the FRP plate and the matrix to center the FRP plate.
The adhesive layer thickness control assembly consists of a baffle and a bolt, and the baffle is pushed to ascend or descend by rotating the bolt, so that the adhesive layer thickness can be flexibly and accurately controlled.
The extrusion force applying component consists of a baffle and bolts, the bolts penetrate through the baffle to push the cover plate, so that the cover plate can uniformly apply extrusion force on the FRP plate, and the bonding effect and the adhesive layer thickness control effect are enhanced.
The invention relates to a method for manufacturing an FRP plate-matrix bonding test piece by using the device, which comprises the following steps:
(a) Adjusting the height of the adhesive layer thickness control assembly to ensure that the height of the baffle is equal to the sum of the thicknesses of the matrix, the adhesive layer and the FRP plate;
(b) Adjusting the baffle position of the centering control assembly at one side, and fixing the bolts;
(c) Cleaning the surface of the substrate, placing the substrate on a bottom plate, and enabling the substrate to be in contact with the baffle plate of the centering control assembly fixed in the step b;
(d) Coating an adhesive on the surfaces of a substrate and an FRP plate, and placing one surface of the FRP plate coated with the adhesive on the substrate and simultaneously contacting with the baffle plate of the centering control assembly fixed in the step b;
(e) Adjusting the centering control component on the other side to center the FRP plate with the matrix;
(f) Placing the cover plate on the FRP plate, and applying extrusion force to the cover plate by utilizing the extrusion force application assembly so that the cover plate is in close contact with the baffle plate of the adhesive layer thickness control assembly;
(g) And taking down the test piece after the bonding agent of the FRP plate-matrix bonding test piece is initially set, and cleaning the redundant bonding agent overflowed on the test piece.
The beneficial effects are that: 1. the thickness of the bonding agent layer of the FRP plate-matrix bonding test piece can be accurately controlled; 2. the FRP plate centering of the manufactured bonding test piece can be ensured; 3. the FRP plate is not damaged; 4. the manufacturing process is simple, and the efficiency of manufacturing the FRP plate-matrix bonding test piece is improved.
Drawings
FIG. 1 is a schematic diagram of a device for manufacturing an FRP plate-matrix bonded test piece;
FIG. 2 is a schematic diagram of a base plate;
FIG. 3 is a schematic diagram of a centering control assembly;
FIG. 4 is a schematic diagram of an adhesive layer thickness control assembly;
fig. 5 is a schematic view of a pressing force application assembly.
Detailed Description
As shown in fig. 1, the apparatus for preparing an FRP board-matrix bond test piece includes a base plate 1, a centering control assembly 2, an adhesive layer thickness control assembly 3, a cover plate 4, and a pressing force application assembly 5. As shown in fig. 2, grooves 11 are formed at both ends of the base plate 1, bolt holes 13 penetrating through the base plate 1 are formed at the bottoms of the grooves 11, and a sliding groove 12 is formed in the middle of the base plate 1. As shown in fig. 3, the centering control assembly 2 is composed of a baffle 21, a support plate 22, and bolts 23. As shown in fig. 4, the adhesive layer thickness control unit 3 is composed of a baffle 31 and bolts 32. As shown in fig. 5, the pressing force applying assembly 5 is composed of a bolt 51 and a shutter 52.
When the FRP plate-matrix bonding test piece is manufactured, firstly, the height of the adhesive layer thickness control component 3 is adjusted, the bolts 32 are rotated to enable the height of the baffle 31 to be equal to the thickness of the FRP plate-matrix bonding test piece, namely the sum of the thicknesses of the matrix, the adhesive layer and the FRP plate, then the bolts 23 of the centering control component 2 are rotated to enable the bolts 23 to push the baffle 21, the positions of the baffle 21 are adjusted, the bolts 23 are fixed, the surface of the matrix is cleaned, the matrix is placed on the bottom plate 1 in a flat mode, the matrix is enabled to be in contact with the baffle 21 of the fixed centering control component 2, the adhesive is coated on the surface of the matrix and the FRP plate, one surface of the FRP plate is coated on the matrix, meanwhile, the surface of the FRP plate is contacted with the baffle 21 of the fixed centering control component 2, then the bolts 23 are rotated to enable the bolts 23 to push the baffle 21, further push the FRP plate and the matrix to be centered on the matrix, the cover plate 4 is placed on the FRP plate, the bolts 51 are rotated to enable the cover plate 4 to be applied on the cover plate 4, the cover plate 4 to be in tight contact with the baffle 31 of the adhesive layer thickness control component 3, and after the FRP plate-matrix bonding test piece is adhered, the adhesive is enabled to be in a primary state, and the excess adhesive is removed on the test piece is cleaned.
Claims (1)
1. The method for manufacturing the FRP plate-matrix bonding test piece by using the FRP plate-matrix bonding test piece manufacturing device is characterized by comprising a bottom plate (1), a centering control component (2), an adhesive layer thickness control component (3), a cover plate (4) and a extrusion force application component (5), wherein the centering control component (2) is positioned at two sides of the bottom plate (1) to realize centering of the FRP plate, the adhesive layer thickness control component (3) is positioned at two ends of the bottom plate (1), the cover plate (4) is horizontally placed on the adhesive layer thickness control components (3) at two ends of the bottom plate (1), the bottom plate (1) and the cover plate (4) penetrate through the extrusion force application component (5), the upper part of the extrusion force application component (5) is in contact with the cover plate (4), and the lower part of the extrusion force application component (5) is in contact with the bottom plate (1);
grooves (11) are formed in two ends of the bottom plate (1), bolt holes (13) penetrating through the bottom plate (1) are formed in the bottoms of the grooves (11), and sliding grooves (12) are formed in the middle of the bottom plate (1);
the centering control assembly (2) consists of a first bolt (23), a first baffle plate (21) and a supporting plate (22), wherein the first bolt (23) passes through a screw hole of the supporting plate (22) to be in contact with the first baffle plate (21);
the adhesive layer thickness control assembly (3) consists of a second baffle (31) and a second bolt (32);
the extrusion force application assembly (5) consists of a third bolt (51) and a third baffle (52);
the method comprises the following steps:
(a) Adjusting the height of the adhesive layer thickness control assembly (3) to enable the height of the second baffle (31) to be equal to the sum of the thicknesses of the substrate, the adhesive layer and the FRP plate;
(b) Adjusting the position of a first baffle (21) of the one-side centering control assembly (2) and fixing a first bolt (23);
(c) Cleaning the surface of the substrate, placing it on the base plate (1) and bringing it into contact with the first baffle (21) of the centering control assembly (2) already fixed in step b;
(d) Applying an adhesive to the surfaces of the substrate and the FRP plate, and placing the side of the FRP plate coated with the adhesive on the substrate while contacting the first baffle (21) of the centering control assembly (2) fixed in the step b;
(e) Adjusting the other side centering control component (2) to center the FRP plate with the matrix;
(f) Placing the cover plate (4) on the FRP plate, and applying extrusion force by utilizing the extrusion force application component (5) to enable the cover plate (4) to be in close contact with the second baffle (31) of the adhesive layer thickness control component (3);
(g) And taking down the test piece after the bonding agent of the FRP plate-matrix bonding test piece is initially set, and cleaning the redundant bonding agent overflowed on the test piece.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910116886.9A CN109752229B (en) | 2019-02-15 | 2019-02-15 | FRP plate-matrix bonding test piece manufacturing device and manufacturing method |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910116886.9A CN109752229B (en) | 2019-02-15 | 2019-02-15 | FRP plate-matrix bonding test piece manufacturing device and manufacturing method |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN109752229A CN109752229A (en) | 2019-05-14 |
| CN109752229B true CN109752229B (en) | 2024-04-05 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201910116886.9A Active CN109752229B (en) | 2019-02-15 | 2019-02-15 | FRP plate-matrix bonding test piece manufacturing device and manufacturing method |
Country Status (1)
| Country | Link |
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| CN (1) | CN109752229B (en) |
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| KR20130057063A (en) * | 2011-11-23 | 2013-05-31 | 삼성중공업 주식회사 | Test piece pressure apparatus using control member of adhesive thickness |
| CN105856096A (en) * | 2015-01-20 | 2016-08-17 | 中航惠腾风电设备股份有限公司 | Bonding positioning device and method for precisely-manufactured composite material flat plate compression performance test piece |
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| CN206937255U (en) * | 2017-06-27 | 2018-01-30 | 湖南东方红建设集团有限公司 | The end aluminium flake sticker of tensile test specimen |
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| CN210706125U (en) * | 2019-02-15 | 2020-06-09 | 河海大学 | FRP board-base member bonding test piece making devices |
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2019
- 2019-02-15 CN CN201910116886.9A patent/CN109752229B/en active Active
Patent Citations (13)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH07100935A (en) * | 1993-10-07 | 1995-04-18 | Nippon Shokubai Co Ltd | Jig for butt joining plate material and butt joining method |
| JPH11342504A (en) * | 1998-05-29 | 1999-12-14 | Ogasawara Seisakusho:Kk | Manufacture of wood product and manufacturing mold |
| JP2003124628A (en) * | 2001-10-12 | 2003-04-25 | Denso Corp | Sheet material holding fixture, sheet material holding method, and method for manufacturing multilayer board |
| KR100534984B1 (en) * | 2003-07-01 | 2005-12-08 | 현대자동차주식회사 | Jig-device for testing adhesive strength |
| JP2009028755A (en) * | 2007-07-27 | 2009-02-12 | Nec Tokin Corp | Laminating and aligning jig |
| KR20090058997A (en) * | 2007-12-05 | 2009-06-10 | 삼성중공업 주식회사 | Apparatus for manufacturing specimens |
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| Publication number | Publication date |
|---|---|
| CN109752229A (en) | 2019-05-14 |
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