CN104118125B - A kind of grid and preparation method thereof - Google Patents
A kind of grid and preparation method thereof Download PDFInfo
- Publication number
- CN104118125B CN104118125B CN201410273239.6A CN201410273239A CN104118125B CN 104118125 B CN104118125 B CN 104118125B CN 201410273239 A CN201410273239 A CN 201410273239A CN 104118125 B CN104118125 B CN 104118125B
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- China
- Prior art keywords
- grid
- preparation
- mould
- mold
- lower mold
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Classifications
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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
- B29C70/40—Shaping or impregnating by compression not applied
- B29C70/42—Shaping or impregnating by compression not applied for producing articles of definite length, i.e. discrete articles
- B29C70/46—Shaping or impregnating by compression not applied for producing articles of definite length, i.e. discrete articles using matched moulds, e.g. for deforming sheet moulding compounds [SMC] or prepregs
Abstract
The present invention relates to grid manufacture field, in particular to a kind of grid and preparation method thereof.The preparation method of this grid, comprises the following steps: (A) compresses with mould after being put in mould by the raw material preparing grid, and described mould includes mold and lower mold；(B) being pressed, the profile temperature of mold controls at 135 145 DEG C, and the profile temperature of lower mold controls at 140 150 DEG C, and Stress control is at 10 15MPa, and the operation dwell time is 400 600s；(C) the product die sinking after compressing is taken out, and upper and lower surface is polished, prepare grid.The preparation method of this grid that the present invention provides, compared with the preparation method of grid of the prior art, it uses double-sided die to be prepared grid, after molding, the two-sided demoulding makes knockout press share tow sides, grid stress is average, this preparation method greatly reduces the defect rate of product, and product quality is high.
Description
Technical field
The present invention relates to grid manufacture field, in particular to a kind of grid and preparation thereof
Method.
Background technology
The purposes of grid is a lot, its main uses at half space, aisle, ditch lid and stepping on
The aspects such as step plate, it is also possible at the aspect such as environmental protection equipment and sewage disposal, it is seen that grid is by extensively
General it is applied to the every field such as petrochemical industry, electric power, sewage disposal.
But during preparing grid, prior art is all to use one-side mould system
Standby, and usually spend conference due to knockout press when taking out after grid molding and cause opening of product
Splitting, affect product quality, defect rate is high.
Summary of the invention
It is an object of the invention to provide a kind of grid and preparation method thereof, above-mentioned to solve
Problem.
Provide the preparation method of a kind of grid in an embodiment of the present invention, including following step
Rapid:
(A) compress with mould after the raw material preparing grid being put in mould, described mould
Tool includes mold and lower mold；
(B) being pressed, the profile temperature of mold controls at 135-145 DEG C, under
The profile temperature of mould controls at 140-150 DEG C, and Stress control, at 10-15MPa, runs and protects
The pressure time is 400-600s；
(C) the product die sinking after compressing is taken out, and upper and lower surface is entered
Row polishing, prepares grid.
The preparation method of a kind of grid that the embodiment of the present invention provides, with of the prior art
The preparation method of grid is compared, and it uses double-sided die to be prepared grid, after molding
The two-sided demoulding makes knockout press share tow sides, and grid stress is relatively average, this
Planting preparation method and greatly reduce the defect rate of product, product quality is high.
Wherein temperature and the temperature of lower mold, operation pressure and the time of mold wants tight
Lattice control, and these technological parameters all influence whether product, and whether thickness is uniform, have depletion of QI
Bubble and the most uniform key point of color.
Preferably, in described step (A), the raw material preparing grid is SMC glass fibers
Dimension composite, uses its stiffness of this raw material high, and electrostatic is few, the product prepared
Intensity and toughness just can meet requirement.
Preferably, in described step (B), during being pressed, mold
Profile temperature control at 140-145 DEG C, the profile temperature of lower mold controls at 145-150 DEG C,
Stress control is at 10-15MPa, and the operation dwell time is 400-600s.
Preferably, step (D), described step (D) are also included after described step (C)
For detecting grid, packing, the product prepared just preferably carries out after qualified detection
Can pack and carry out selling as finished product.
Preferably, in described step (A), the mold of described mould and lower film tool have
The projection of multiple ordered arrangement, described projection trapezoidal body shape, described projection is from adjacent mould
Side be gradually reduced to away from the side cross-sectional area of mould.Mold is all provided with lower mold
Count into this pattern that the little bottom of protruding end is big, the convenient easy demoulding of grid when molding depanning
It is difficult to impaired.
The embodiment of the present invention additionally provides a kind of grid, and described grid includes multiple square hole, institute
The degree of depth stating square hole is preferably 25-30mm.
A kind of grid that the embodiment of the present invention provides, compared with grid of the prior art,
It uses double-sided die processing to be prepared, and after molding, the two-sided demoulding makes knockout press
Sharing tow sides, grid stress is relatively average, greatly reduces the substandard products of product
Rate, product quality is high, and the square hole shape in the grid being prepared out is respectively according to upper
Mould is formed with the shape of lower mold.
The grid that the embodiment of the present invention is prepared, compared with grid of the prior art, possesses resistance to
Burn into lightweight, high-strength and be easy to cutting, install, ageing-resistant, fire-retardant, inside and outside homogeneous
Color, and color can arbitrarily select, and designability is strong, and size is versatile and flexible, size
Stable, there is preferable overall economic efficiency.
Accompanying drawing explanation
Fig. 1 shows the mold of the embodiment of the present invention and the structural representation of lower mold；
Fig. 2 shows the planar structure schematic diagram of a kind of grid of the embodiment of the present invention；
Fig. 3 shows the vertical structure schematic diagram of a kind of grid of the embodiment of the present invention.
Reference: 1 square hole, 2 is protruding.
Detailed description of the invention
Below by specific embodiment and combine accompanying drawing and the present invention is done further in detail
Describe.
Embodiment 1
The preparation method of grid is as follows:
(A) compress with mould after the raw material preparing grid being put in mould, mould bag
Include mold and lower mold；
(B) being pressed, the profile temperature of mold controls at 135 DEG C, lower mold
Profile temperature control at 140 DEG C, Stress control is at 10MPa, and pressurize runs the time and is
600s；
(C) the product die sinking after compressing is taken out, and upper and lower surface is entered
Row polishing, prepares grid, and the degree of depth of the square hole of gained grid is 25mm.
Embodiment 2
The preparation method of grid is as follows:
(A) the raw material SMC glass fiber compound material preparing grid is put in mould
Compressing with mould afterwards, the concrete shape of mould sees Fig. 1, including mold and lower mold,
Having the projection 2 of multiple ordered arrangement on the mold of mould and lower film tool, projection 2 is trapezoidal
Body shape, protruding 2 gradually subtract to the side cross-sectional area away from mould from the side of adjacent mould
Little；
(B) being pressed, the profile temperature of mold controls at 145 DEG C, lower mold
Profile temperature control at 150 DEG C, Stress control is at 15MPa, and pressurize runs the time and is
600s；
(C) the product die sinking after compressing is taken out, and upper and lower surface is entered
Row polishing, prepares grid, and the concrete shape of grid sees Fig. 2-3, including substrate, substrate
On be provided with the square hole 1 of multiple ordered arrangement, single square hole 1 be shaped as four directions bucket-shaped or
Four directions is covered bucket-shaped, and one of them square hole 1 of adjacent two square holes 1 is that four directions is bucket-shaped, the most separately
An outer square hole 1 covers bucket-shaped for four directions.
(D) carrying out grid detecting, being packaged into finished product, the degree of depth of the square hole of grid is
30mm。
Embodiment 3
The preparation method of grid is as follows:
(A) the raw material SMC glass fiber compound material preparing grid is put in mould
Compressing with mould afterwards, mould includes mold and lower mold, and the mold of mould has with lower film
On have the projection 2 of multiple ordered arrangement, protruding 2 trapezoidal body shapes, protruding 2 from adjacent mould
The side of tool is gradually reduced to the side cross-sectional area away from mould；
(B) being pressed, the profile temperature of mold controls at 140 DEG C, lower mold
Profile temperature control at 145 DEG C, Stress control is at 15MPa, and pressurize runs the time and is
500s；
(C) the product die sinking after compressing is taken out, and upper and lower surface is entered
Row polishing, prepares grid, and the concrete shape of grid, for including substrate, substrate is provided with many
The square hole 1 of individual ordered arrangement, the bucket-shaped or four directions, four directions that is shaped as of single square hole 1 is covered bucket-shaped,
And adjacent one of them square hole 1 of two square holes 1 is that four directions is bucket-shaped, then another one square hole 1
Cover bucket-shaped for four directions.
(D) carrying out grid detecting, being packaged into finished product, the degree of depth of the square hole of grid is
25mm。
Traditional grid preparation is generally individually stuck with paste with hands, and the grid that hands is stuck with paste is not only dirty to environment
Dye, has infringement, and the production cycle is long health of human body, and cost is the highest, and also one
The making planting glass-fiber reinforced plastic grille uses the one side demoulding to make, so because of the one side demoulding
The much grid crackings that easily causes of dynamics, and between projection and the projection on mould only
The spacing in one gap, overmatter collection easily causes mutual friction damage, but this
The mould of bright embodiment is divided into mold and lower mold, and between each projection, gap ratio is relatively big also
Easily operation, owing to the grid made is heavier, utilizes the frictional force of grid, its mold
The automatic safety of grid meeting afterwards is in lower mold.
The foregoing is only the preferred embodiments of the present invention, be not limited to the present invention,
For a person skilled in the art, the present invention can have various modifications and variations.All
Within the spirit and principles in the present invention, any modification, equivalent substitution and improvement etc. made,
Should be included within the scope of the present invention.
Claims (7)
1. the preparation method of a grid, it is characterised in that comprise the following steps:
(A) compress with mould after the raw material preparing grid being put in mould, described mould bag
Include mold and lower mold；
(B) be pressed, mold profile temperature control at 135-145 DEG C, lower mold
The profile temperature of tool controls at 140-150 DEG C, and Stress control, at 10-15MPa, runs the dwell time
For 400-600s；
(C) the product die sinking after compressing is taken out, and carry out upper and lower surface beating
Mill, prepares grid.
The preparation method of a kind of grid the most according to claim 1, it is characterised in that institute
Stating in step (A), the raw material preparing grid is SMC glass fiber compound material.
The preparation method of grid the most according to claim 1, it is characterised in that described step
(B), in, during being pressed, the profile temperature of mold controls at 140-145 DEG C,
The profile temperature of lower mold controls at 145-150 DEG C, and Stress control, at 10-15MPa, runs pressurize
Time is 400-600s.
The preparation method of grid the most according to claim 1, it is characterised in that described step
(C) also including step (D) after, described step (D) is for detecting grid, packing.
The preparation method of grid the most according to claim 1, it is characterised in that described step
(A), in, the mold of described mould and lower mold have the projection of multiple ordered arrangement, described
Protruding trapezoidal body shape, described projection from the side of adjacent mould to the side cross section away from mould
Amass and be gradually reduced.
6. prepare according to the preparation method of the grid described in any one of claim 1-5 for one kind
Grid.
Grid the most according to claim 6, it is characterised in that described grid includes multiple side
Hole, the degree of depth of described square hole is 25-30mm.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410273239.6A CN104118125B (en) | 2014-06-18 | 2014-06-18 | A kind of grid and preparation method thereof |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410273239.6A CN104118125B (en) | 2014-06-18 | 2014-06-18 | A kind of grid and preparation method thereof |
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| Publication Number | Publication Date |
|---|---|
| CN104118125A CN104118125A (en) | 2014-10-29 |
| CN104118125B true CN104118125B (en) | 2016-08-24 |
Family
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| Application Number | Title | Priority Date | Filing Date |
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| CN201410273239.6A Active CN104118125B (en) | 2014-06-18 | 2014-06-18 | A kind of grid and preparation method thereof |
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Families Citing this family (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105690804B (en) * | 2014-11-28 | 2019-06-28 | 全耐塑料公司 | The method and application thereof of plug-in unit made of cladding molding prepreg |
| CN107877834A (en) * | 2017-10-25 | 2018-04-06 | 河海大学 | A kind of machinery and drawing method compressing for various shapes solid geogrid scene |
| CN109986722B (en) * | 2017-12-29 | 2024-01-02 | 尹军华 | Processing device for carbon fiber composite material cascade and cascade |
| CN108407417A (en) * | 2018-01-26 | 2018-08-17 | 河北恒瑞复合材料有限公司 | A kind of high-strength strong acid-base resistance SMC composite materials and the grid production method using the material |
| CN109648883A (en) * | 2018-11-19 | 2019-04-19 | 南通时瑞塑胶制品有限公司 | A kind of battery curing room support composite plate and its forming method |
| CN112873896B (en) * | 2021-01-12 | 2022-02-18 | 江苏时瑞新材料科技有限公司 | Production process of glass fiber reinforced plastic step plate |
Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP1792746A1 (en) * | 2005-11-30 | 2007-06-06 | Eramat Composites Plasticos, S.L. | Procedure and equipment for making a laminated product and the product thus obtained |
| CN102821933A (en) * | 2010-03-25 | 2012-12-12 | 戴姆勒股份公司 | Method for producing an SMC multi-layer component |
| CN103737941A (en) * | 2013-12-25 | 2014-04-23 | 苏州市木易船舶设备有限公司 | Glass fiber grid and manufacturing method thereof |
| CN203600617U (en) * | 2013-12-18 | 2014-05-21 | 冀州中意复合材料科技有限公司 | Device for automatically and continuously producing fiberglass-reinforced plastic gratings |
-
2014
- 2014-06-18 CN CN201410273239.6A patent/CN104118125B/en active Active
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP1792746A1 (en) * | 2005-11-30 | 2007-06-06 | Eramat Composites Plasticos, S.L. | Procedure and equipment for making a laminated product and the product thus obtained |
| CN102821933A (en) * | 2010-03-25 | 2012-12-12 | 戴姆勒股份公司 | Method for producing an SMC multi-layer component |
| CN203600617U (en) * | 2013-12-18 | 2014-05-21 | 冀州中意复合材料科技有限公司 | Device for automatically and continuously producing fiberglass-reinforced plastic gratings |
| CN103737941A (en) * | 2013-12-25 | 2014-04-23 | 苏州市木易船舶设备有限公司 | Glass fiber grid and manufacturing method thereof |
Also Published As
| Publication number | Publication date |
|---|---|
| CN104118125A (en) | 2014-10-29 |
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| C06 | Publication | ||
| PB01 | Publication | ||
| C10 | Entry into substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20230220 Address after: 314000 No. 385, Chuangqiang Road, Xindai Town, Pinghu City, Jiaxing City, Zhejiang Province Patentee after: ZHEJIANG HUIKAI MOLDING TECHNOLOGY CO.,LTD. Address before: 318000 Yanchi, Sanmen County, Taizhou City, Zhejiang Province (Zhejiang Sanmen Coastal Industrial City) Patentee before: ZHEJIANG SANSE MOLD TECHNOLOGY CO.,LTD. |
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| TR01 | Transfer of patent right | ||
| PE01 | Entry into force of the registration of the contract for pledge of patent right |
Denomination of invention: A grid and its preparation method Effective date of registration: 20230317 Granted publication date: 20160824 Pledgee: Zhejiang Pinghu Rural Commercial Bank Co.,Ltd. Xindai sub branch Pledgor: ZHEJIANG HUIKAI MOLDING TECHNOLOGY CO.,LTD. Registration number: Y2023980035087 |
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| PE01 | Entry into force of the registration of the contract for pledge of patent right |