CN114986946A - Cross-shaped double-concave cracking groove die cavity and assembling method thereof - Google Patents
Cross-shaped double-concave cracking groove die cavity and assembling method thereof Download PDFInfo
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- CN114986946A CN114986946A CN202210426826.9A CN202210426826A CN114986946A CN 114986946 A CN114986946 A CN 114986946A CN 202210426826 A CN202210426826 A CN 202210426826A CN 114986946 A CN114986946 A CN 114986946A
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- 238000005336 cracking Methods 0.000 title claims abstract description 27
- 238000000034 method Methods 0.000 title claims abstract description 9
- 230000002787 reinforcement Effects 0.000 claims abstract description 33
- 230000003014 reinforcing effect Effects 0.000 claims description 47
- 238000003776 cleavage reaction Methods 0.000 claims description 6
- 230000007017 scission Effects 0.000 claims description 6
- 238000009434 installation Methods 0.000 claims description 4
- 238000005728 strengthening Methods 0.000 claims 3
- 241000446313 Lamella Species 0.000 claims 1
- 239000000835 fiber Substances 0.000 abstract description 17
- 239000002131 composite material Substances 0.000 abstract description 11
- 239000000463 material Substances 0.000 abstract description 10
- 238000004519 manufacturing process Methods 0.000 abstract description 9
- 238000003754 machining Methods 0.000 abstract description 6
- 208000002925 dental caries Diseases 0.000 abstract 1
- 230000008719 thickening Effects 0.000 description 4
- 238000000465 moulding Methods 0.000 description 3
- 238000010586 diagram Methods 0.000 description 2
- 125000006850 spacer group Chemical group 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000005484 gravity Effects 0.000 description 1
- 210000001503 joint Anatomy 0.000 description 1
- 239000007769 metal material Substances 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000003672 processing method Methods 0.000 description 1
- 239000002994 raw material Substances 0.000 description 1
- 231100000817 safety factor Toxicity 0.000 description 1
- 239000002699 waste material Substances 0.000 description 1
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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
- B29C70/54—Component parts, details or accessories; Auxiliary operations, e.g. feeding or storage of prepregs or SMC after impregnation or during ageing
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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
- B29C33/00—Moulds or cores; Details thereof or accessories therefor
- B29C33/30—Mounting, exchanging or centering
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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
- Y02P—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
- Y02P40/00—Technologies relating to the processing of minerals
- Y02P40/50—Glass production, e.g. reusing waste heat during processing or shaping
- Y02P40/57—Improving the yield, e-g- reduction of reject rates
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- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Chemical & Material Sciences (AREA)
- Composite Materials (AREA)
- Moulds For Moulding Plastics Or The Like (AREA)
Abstract
The invention provides a cross double-concave cracking groove die cavity and an assembling method thereof, belonging to the field of design and manufacture of fiber composite material dies. This structural design has realized the two concave splitting slot die cavitys of cross, this chamber type structure can be used to the manufacturing edge reinforcement, local enhancement all around, two-sided integrated into one piece combined material product that contains the cross groove structure, mold design is simple, easy dismounting, die cavity size and precision are controllable, die cavity size adjustment is convenient, save raw and other materials, easy operation is convenient, the machining process of fibre combined material product has been avoided, the continuity integrality of fibre reinforced material has been protected, the design of redundant factor of safety has been reduced, one-time integral forming, the performance of product has been improved, and the cost is saved.
Description
Technical Field
The invention belongs to the field of design and manufacture of fiber composite material molds, and particularly relates to a cross double-concave cracking groove mold cavity and an assembling method thereof.
Background
With the wide application of fiber composite materials in various fields due to the excellent characteristics of high strength, high modulus, low specific gravity and the like, the requirements on the processing and manufacturing method of fiber composite material structural products are also put forward. The metal material can be directly processed by slotting, perforating and the like on the blank material due to isotropy and mature and various processing means.
Due to the anisotropic characteristics of the fiber reinforced material of the fiber composite material product, the continuity of the fiber reinforced material is often damaged during processing after the blank is formed, so that the performance and the design safety coefficient of the structural product are greatly influenced, and redundant design and cost waste are brought. To the manufacturing of the fiber composite material product with a groove structure, local thickening reinforcement and integral edge thickening reinforcement structure, how to avoid the structural performance damage caused by secondary processing, guarantee the continuity of the fiber reinforced material, and realize integral forming.
Disclosure of Invention
In view of the above, the present invention is directed to a cross-shaped double-concave splitting slot die cavity and an assembling method thereof, so as to solve the problem of how to avoid structural performance damage caused by secondary processing, ensure continuity of fiber reinforced material, and realize integrated integral molding in manufacturing of fiber composite products with a slot structure, local thickening reinforcement, and integral edge thickening reinforcement structures.
In order to achieve the purpose, the invention adopts the following technical scheme: a cross double-concave cracking groove die cavity comprises an upper die, a bottom die and a die cavity positioning ring, wherein the upper die, the die cavity positioning ring and the bottom die are connected into a whole from top to bottom to form the cross double-concave cracking groove die cavity;
the bottom die comprises bottom die cross-shaped raised ribs and a bottom die edge reinforcing area, the bottom die edge reinforcing area is arranged on the inner ring of the bottom die body, and the upper die cross-shaped raised ribs are arranged in the bottom die edge reinforcing area;
the mold cavity positioning ring is of a split structure, and a circular ring structure is formed by 4 symmetric and consistent splits;
the upper die comprises an upper die cross-shaped convex rib, and the upper die cross-shaped convex rib is arranged inside the body of the upper die.
Furthermore, the upper die, the die cavity positioning ring and the bottom die are assembled and installed through fastening bolts.
Furthermore, the bottom die further comprises a bottom die limiting step, and the bottom die limiting step is located on the inner side edge of the circular ring of the bottom die body.
Furthermore, the limit matching surface of the mold cavity positioning ring is matched with the limit step of the bottom mold.
Furthermore, go up the mould and still include mould limit step, it is located the inboard edge of last mould body ring to go up mould limit step.
Furthermore, the central included angle between the first bottom die positioning pin hole and the second bottom die positioning pin hole of the bottom die and the die cavity positioning ring is 9 degrees.
Furthermore, four bottom die local reinforcing areas and four bottom die edge reinforcing areas are uniformly arranged at the edge of the cavity of the bottom die in the circumferential direction, and the bottom die local reinforcing areas and the bottom die edge reinforcing areas are alternately arranged.
Further, die cavity edge circumference of going up the mould evenly is provided with four mould local reinforcement district and four mould edge reinforcement districts, goes up mould local reinforcement district and mould edge reinforcement district and sets up in turn, the corresponding region in the local reinforcement district of die block local reinforcement district and the last mould of die block aligns, the corresponding region in die block edge reinforcement district and last mould edge reinforcement district aligns.
Furthermore, the die cavity positioning ring limiting fitting surface of the die cavity positioning ring forms a cross double-concave splitting groove die cavity structure die cavity with the edge reinforcing ring, the 4 split areas, the cross-shaped raised rib of the die cavity, the cross-shaped raised rib of the upper die, the local reinforcing areas of the 4 die cavities, the local reinforcing areas of the upper die, the edge reinforcing areas of the 4 die cavities and the edge reinforcing areas of the upper die, which are integrated through the matching with the die cavity limiting step and the upper die limiting step.
The utility model provides an assembly method of two concave schizolysis groove die cavities of cross, go up the mould and connect through the fastening bolt hole at four fastening bolt, spring spacer that insert the protruding rib both ends of cross and the die block cross protruding rib both ends of die block and die block holding ring integrated configuration that make up earlier, then spacing step of last mould of adjustment cooperation mould and the spacing step and the spacing fitting surface of die block holding ring integrated configuration, guarantee that the die block local reinforcement district of die block aligns the back with the corresponding region in the last mould local reinforcement district of last mould, installation spring spacer and hexagon nut, screw up, accomplish the aggregate erection, form two concave schizolysis groove die cavity structure die cavities of cross.
Compared with the prior art, the cross double-concave cracking groove die cavity and the assembling method thereof have the beneficial effects that:
(1) the cross double-concave cracking groove die cavity disclosed by the invention realizes one-time molding manufacturing of a product with a cross double-concave cracking groove structure form, the cavity structure can be used for processing and manufacturing an integrally molded fiber composite product with reinforced edges, locally reinforced periphery and a cross groove structure on two sides, and the reinforced thickness is ensured by the design of the die cavity in the edge circumferential direction.
(2) According to the cross double-concave cracking groove die cavity, the periphery of the die is partially provided with the grooves, so that the local reinforcing die cavity at the periphery fixing position is ensured, and the local structural profile and size are realized without secondary machining.
(3) According to the cross double-concave cracking groove die cavity, the cross bulges with certain widths of the upper die and the lower die of the die ensure the double-concave cracking groove structure of a product, and simultaneously ensure the continuity and the integrity of a fiber composite material without secondary processing.
(4) The die cavity of the cross double-concave cracking groove is formed by an upper die, a lower die and a die cavity positioning ring which are connected and fixed through bolts, the die is simple in design and convenient to assemble and disassemble, the size and the precision of the die cavity are controllable, the size of the die cavity is convenient to adjust, the molded surface structure and the size of a product are required to be molded at one time when the product is molded, the machining allowance of molding machining is not needed, the machining is not needed, and raw materials are saved. The die can be used for processing and manufacturing a cross-shaped double-concave cracking groove integrally-formed composite material product, is simple and convenient to operate, avoids the machining process of the fiber composite material product, protects the continuous integrity of a fiber reinforced material, reduces the design of redundant safety factors, is integrally formed at one time, improves the performance of the product, and saves the cost.
Drawings
The accompanying drawings, which are incorporated in and constitute a part of this specification, illustrate an embodiment of the invention and, together with the description, serve to explain the invention and not to limit the invention. In the drawings:
FIG. 1 is a three-dimensional schematic view of a cross-shaped double-concave cracking tank die cavity according to the present invention;
FIG. 2 is a schematic structural diagram of a bottom mold of a cross-shaped double-concave cracking tank mold cavity according to the present invention;
FIG. 3 is a schematic view of a mold cavity positioning ring structure of a cross-shaped double-concave cracking groove mold cavity according to the present invention;
FIG. 4 is a schematic structural diagram of an upper mold of a cross-shaped double-concave cracking groove mold cavity according to the invention;
FIG. 5 is a schematic view of a cross-shaped double concave cracking trough cavity in a rotated cross-section according to the invention;
wherein, 1-upper die, 2-bottom die, 3-die cavity positioning ring, 4-bottom die lifting hole, 5-upper die lifting hole, 6-flash hole, 7-fastening bolt, 9-hexagon nut, 11-bottom die fastening bolt hole, 12-bottom die positioning pin hole, 13-bottom die positioning pin hole, 15-bottom die local reinforcement area, 16-bottom die cross raised rib, 17-bottom die edge reinforcement area, 18-bottom die limit step, 19-die cavity positioning ring positioning pin hole, 21-die cavity positioning ring fastening bolt hole, 22-die cavity positioning ring limit matching surface, 23-split matching surface, 24-transition protection angle, 25-flash hole, 26-upper die fastening bolt hole, 27-lifting hole, 28-second local reinforcement area, 29-edge reinforcing ring, 30-second edge reinforcing area, 31-upper die limiting step, 32-upper die cross raised rib, 33-split area and 34-cavity.
Detailed Description
The technical solution in the embodiments of the present invention will be clearly and completely explained below with reference to the drawings in the embodiments of the present invention. It should be noted that, in the present invention, the embodiments and features of the embodiments may be combined with each other without conflict, and the described embodiments are only a part of the embodiments of the present invention, not all of the embodiments.
First embodiment, referring to fig. 1 to 5, the first embodiment is described, and a cross double-concave cracking groove mold cavity comprises an upper mold 1, a bottom mold 2 and a mold cavity positioning ring 3, wherein the upper mold 1, the mold cavity positioning ring 3 and the bottom mold 2 are connected into a whole from top to bottom to form the cross double-concave cracking groove mold cavity;
the bottom die 2 comprises bottom die cross-shaped raised ribs 16 and a bottom die edge reinforcing area 17, the bottom die edge reinforcing area 17 is arranged on the inner ring of the body of the bottom die 2, and the bottom die cross-shaped raised ribs 16 are arranged in the edge reinforcing area 17; the upper die 1, the die cavity positioning ring 3 and the bottom die 2 are assembled and installed through fastening bolts 7.
The upper die 1 comprises an upper die cross-shaped raised rib 32, and the upper die cross-shaped raised rib 32 is arranged inside the body of the upper die 1.
The bottom die 2 further comprises a bottom die limiting step 18, and the bottom die limiting step 18 is located on the inner side edge of the circular ring of the body of the bottom die 2. The limit matching surface 22 of the mold cavity positioning ring 3 is matched with the bottom mold limit step 18 of the bottom mold 2.
Go up mould 1 and still include mould limit step 31, it is located the inboard edge of mould 1 body ring to go up mould limit step 31.
The die cavity positioning rings 3 are of split structures, 4 symmetric and consistent splits form a circular ring structure, the limiting matching surfaces 22 of the die cavity positioning rings 3 and the bottom die limiting steps 18 of the bottom die 2 are assembled and fixed through positioning pins respectively, and the splits are in matched butt joint through the splitting matching surfaces 23.
The central included angle between the bottom die 2 and the first bottom die positioning pin hole 12 and the second bottom die positioning pin hole 13 of the die cavity positioning ring 3 is 9 degrees. The bottom die 2 and the die cavity positioning ring 3 are assembled through a positioning pin. The central included angle of the positioning pin holes 12 of the adjacent bottom dies of the bottom die 2 is 9 degrees, and the central included angles are uniformly distributed along the radial direction and are totally 8. The first bottom die positioning pin hole 12 and the second bottom die positioning pin hole 13 of the bottom die 2 are respectively assembled and mounted corresponding to the first positioning pin hole 19 and the second positioning pin hole 20 of the die cavity positioning ring 3 through positioning pins, so that the limiting step 18 of the bottom die 2 is matched with the die cavity positioning ring limiting matching surface 22 of the die cavity positioning ring 3.
Four bottom die local reinforcing areas 15 and four bottom die edge reinforcing areas 17 are evenly arranged at the edge of the die cavity of the bottom die 2 in the circumferential direction, and the bottom die local reinforcing areas 15 and the bottom die edge reinforcing areas 17 are alternately arranged.
Go up the die cavity edge circumference of mould 1 and evenly be provided with four and go up mould local reinforcement district 28 and four mould edge reinforcement districts 30, go up mould local reinforcement district 28 and go up mould edge reinforcement district 30 and set up in turn, the corresponding region of the local reinforcement district 15 of the die block local reinforcement district of die block 2 and the local reinforcement district 28 of last mould 1 aligns, die block edge reinforcement district 17 aligns with the corresponding region of last mould edge reinforcement district 30.
The local bottom die reinforcing region 15 and the local upper die reinforcing region 28 have the function of meeting the product strength at local positions, and the specific positions of the local bottom die reinforcing region 15 and the local upper die reinforcing region 28 are close to the edges of the cavity, so that the cavity is formed uniformly in the circumferential direction (as shown in fig. 2).
The bottom die edge reinforcing area 17 and the upper die edge reinforcing area 30 have the function of meeting the strength of one circle of the edge in the circumferential direction, and are connected with the end part of a product. The specific positions of the bottom die edge reinforcing region 17 and the upper die edge reinforcing region 30 form a cavity at the edge of the cavity with a certain width (as shown in FIG. 2)
Under the guarantee of the thickness of the die cavity positioning ring 3, the die cavity positioning ring limit fitting surface 22 of the die cavity positioning ring 3 is matched with the bottom die limit step 18 and the upper die limit step 31 to form a cross double-concave splitting slot die cavity structure die cavity 34 with an edge reinforcing ring 29, 4 split areas 33, a bottom die cross-shaped convex rib 16, an upper die cross-shaped convex rib 32, 4 bottom die local reinforcing areas 15, an upper die local reinforcing area 28, 4 bottom die edge reinforcing areas 17 and an upper die edge reinforcing area 30 which are integrated.
The cross double-concave cracking groove die cavity structure cavity 34 is mainly used for forming products with the structure form, and the products are formed in one step through the design of a die.
The assembling method of the cross double-concave cracking groove die cavity comprises the following steps:
go up mould 1 and connect through inserting four fastening bolt 7 at mould cross protruding rib 32 both ends earlier, the fastening bolt hole 11 at the die block cross protruding rib 16 both ends of the die block 2 and the die cavity holding ring 3 integrated configuration that the spring gasket and the combination are good, then the adjustment cooperation goes up mould 1's the spacing step 31 of last mould and the spacing step 18 of die block holding ring integrated configuration and spacing fitting surface 22 of die block, guarantee the die block local reinforcement district 15 of die block 2 and the corresponding region alignment of the local reinforcement district 28 of last mould 1, installation spring gasket 9, hexagon nut 10, screw up, accomplish the aggregate erection, form two concave cleavage groove die cavity structure die cavities 34 of cross.
The embodiments of the invention disclosed above are intended merely to aid in the explanation of the invention. The examples are not intended to be exhaustive or to limit the invention to the precise forms disclosed. Many modifications and variations are possible in light of the above teaching. The embodiments were chosen and described in order to best explain the principles of the invention and the practical application, to thereby enable others skilled in the art to best utilize the invention.
Claims (10)
1. The method for assembling the die cavity of the cross double-concave cracking slot is characterized by comprising the following steps of: the upper die (1) is connected with the bottom die fastening bolt holes (11) at two ends of the bottom die cross-shaped raised rib (16) of the combined structure of the combined bottom die (2) and the die cavity positioning ring (3) by inserting the four fastening bolts (7) at two ends of the upper die cross-shaped raised rib (32), the spring gasket and the combined bottom die (2) into the bottom die fastening bolt holes, then the upper die limiting step (31) of the upper die (1) is adjusted and matched with the bottom die limiting step (18) and the die cavity positioning ring limiting and matching surface (22) of the combined structure of the bottom die and the die cavity positioning ring, after the corresponding areas of the bottom die local strengthening area (15) of the bottom die (2) and the upper die local strengthening area (28) of the upper die (1) are aligned, the spring gasket and the hexagon nut (9) are installed, screwing is performed, the combined installation is completed, and the die cavity structure cavity (34) of the cross-shaped double concave cracking groove is formed.
2. A cross-shaped, double-concave cleavage slot die cavity of claim 1, wherein: the cracking device comprises an upper die (1), a bottom die (2) and a die cavity positioning ring (3), wherein the upper die (1), the die cavity positioning ring (3) and the bottom die (2) are connected into a whole from top to bottom to form a cross double-concave cracking groove die cavity;
the bottom die (2) comprises a bottom die cross-shaped raised rib (16), and the bottom die cross-shaped raised rib (16) is arranged in the bottom die (2) body;
the die cavity positioning ring (3) is of a split structure, and a circular ring structure is formed by 4 symmetric and consistent splits;
the upper die (1) comprises an upper die cross-shaped raised rib (32), and the upper die cross-shaped raised rib (32) is arranged inside the body of the upper die (1).
3. The cross-shaped double concave cleavage slot die cavity of claim 2, wherein: the upper die (1), the die cavity positioning ring (3) and the bottom die (2) are assembled and installed through fastening bolts (7).
4. The cross-shaped double concave splitting cell mold cavity of claim 2 or 3, wherein: the bottom die (2) further comprises a bottom die limiting step (18), and the bottom die limiting step (18) is located on the inner side edge of the circular ring of the body of the bottom die (2).
5. The cross-shaped double concave splitting slot die cavity of claim 4, wherein: and the die cavity positioning ring limiting and matching surface (22) of the die cavity positioning ring (3) is matched with the bottom die limiting step (18) of the bottom die (2) for installation.
6. The cross biconcave cleavage slot die cavity of claim 2 or 3, wherein: go up mould (1) and still include mould limiting step (31), it is located the inboard edge of mould (1) body ring to go up mould limiting step (31).
7. The cross-shaped double concave cleavage slot die cavity of claim 6, wherein: be provided with die block location pinhole (12) and No. two die block location pinhole (13) on die block (2), the central contained angle of die block location pinhole (12) and No. two die block location pinhole (13) is 9.
8. The cross-shaped double concave splitting cell cavity of claim 2, 3, 5 or 7, wherein: die cavity edge circumference of die block (2) evenly is provided with four die block local reinforcement district (15) and four die block edge reinforcement district (17), and die block local reinforcement district (15) and die block edge reinforcement district (17) set up in turn.
9. The cross-shaped double concave cleavage slot die cavity of claim 8, wherein: mould cavity edge circumference of going up mould (1) evenly is provided with four mould local reinforcing district (28) and four mould edge reinforcing districts (30), goes up mould local reinforcing district (28) and sets up in turn with last mould edge reinforcing district (30), the corresponding region of the last mould local reinforcing district (28) of the local reinforcing district (15) of die block (2) and last mould (1) aligns, the corresponding region of die block edge reinforcing district (17) and last mould edge reinforcing district (30) aligns.
10. The cross-shaped double concave splitting slot die cavity of claim 2, 3, 5, 7 or 9, wherein: the spacing fitting surface of die cavity holding ring (22) of die cavity holding ring (3) through with die cavity spacing step (18), the cooperation of last die spacing step (31), formed edge strengthening ring (29), 4 branch lamella district (33), die cavity cross protruding rib (16) and last die cross protruding rib (32), 4 local reinforcing district of die cavity (15) and last die local reinforcing district (28), 4 die cavity edge reinforcing district (17) and last die edge reinforcing district (30) cross biconcave schizolysis groove die cavity structure die cavity (34) as an organic whole.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202210426826.9A CN114986946B (en) | 2022-04-22 | 2022-04-22 | Cross double-groove cracking groove die cavity and assembly method thereof |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202210426826.9A CN114986946B (en) | 2022-04-22 | 2022-04-22 | Cross double-groove cracking groove die cavity and assembly method thereof |
Publications (2)
| Publication Number | Publication Date |
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| CN114986946A true CN114986946A (en) | 2022-09-02 |
| CN114986946B CN114986946B (en) | 2023-07-11 |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| JP2002283353A (en) * | 2001-03-26 | 2002-10-03 | Mitsubishi Materials Corp | Mold assembly |
| JP2010194743A (en) * | 2009-02-23 | 2010-09-09 | Hitachi Maxell Ltd | Hot runner molding die |
| JP2011230382A (en) * | 2010-04-28 | 2011-11-17 | Kanagawa Seiki Kk | Mold assembly for injection molding |
| KR20120030618A (en) * | 2010-09-20 | 2012-03-29 | 주식회사 성일 | Mold device for forming waterproof panel in bathroom |
| CN103935053A (en) * | 2014-04-08 | 2014-07-23 | 东南大学 | Forming mold and forming method of fiber reinforced composite material grid rib |
| CN104097282A (en) * | 2014-07-16 | 2014-10-15 | 成都飞机工业（集团）有限责任公司 | Casting model for producing C-shaped section rib material |
| CN212472507U (en) * | 2020-05-15 | 2021-02-05 | 井冈山大学 | A mold suitable for complex special-shaped hollow closed structure fiber reinforced composite materials |
| CN217346817U (en) * | 2022-04-22 | 2022-09-02 | 哈尔滨玻璃钢研究院有限公司 | Cross biconcave cracking groove die cavity |
-
2022
- 2022-04-22 CN CN202210426826.9A patent/CN114986946B/en active Active
Patent Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2002283353A (en) * | 2001-03-26 | 2002-10-03 | Mitsubishi Materials Corp | Mold assembly |
| JP2010194743A (en) * | 2009-02-23 | 2010-09-09 | Hitachi Maxell Ltd | Hot runner molding die |
| JP2011230382A (en) * | 2010-04-28 | 2011-11-17 | Kanagawa Seiki Kk | Mold assembly for injection molding |
| KR20120030618A (en) * | 2010-09-20 | 2012-03-29 | 주식회사 성일 | Mold device for forming waterproof panel in bathroom |
| CN103935053A (en) * | 2014-04-08 | 2014-07-23 | 东南大学 | Forming mold and forming method of fiber reinforced composite material grid rib |
| CN104097282A (en) * | 2014-07-16 | 2014-10-15 | 成都飞机工业（集团）有限责任公司 | Casting model for producing C-shaped section rib material |
| CN212472507U (en) * | 2020-05-15 | 2021-02-05 | 井冈山大学 | A mold suitable for complex special-shaped hollow closed structure fiber reinforced composite materials |
| CN217346817U (en) * | 2022-04-22 | 2022-09-02 | 哈尔滨玻璃钢研究院有限公司 | Cross biconcave cracking groove die cavity |
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| CN114986946B (en) | 2023-07-11 |
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