CN106346802B - Pillar preform molding die - Google Patents
Pillar preform molding die Download PDFInfo
- Publication number
- CN106346802B CN106346802B CN201610932382.0A CN201610932382A CN106346802B CN 106346802 B CN106346802 B CN 106346802B CN 201610932382 A CN201610932382 A CN 201610932382A CN 106346802 B CN106346802 B CN 106346802B
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- unit
- forming body
- molding
- end cap
- cavity
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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
- B29C70/48—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 and impregnating the reinforcements in the closed mould, e.g. resin transfer moulding [RTM], e.g. by vacuum
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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
- B29C33/02—Moulds or cores; Details thereof or accessories therefor with incorporated heating or cooling means
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- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Chemical & Material Sciences (AREA)
- Composite Materials (AREA)
- Casting Or Compression Moulding Of Plastics Or The Like (AREA)
- Moulds For Moulding Plastics Or The Like (AREA)
Abstract
The invention discloses one kind being used for pillar preform molding die comprising forming body unit, tip tilt unit, presser unit and vacuum unit；The forming body unit includes shaping upper, molding lower die, glue-feeder end cap and gum outlet end cap, they cooperate to form cavity, and the cavity is used to accommodate the support insulator plug with reinforcing fiber layer；The tip tilt unit, which is arranged, to be used to the operating position of the forming body unit being adjusted to inclination or level in the lower section of the forming body unit；The presser unit is connected to the cavity of the forming body unit, is used to supply resin to the cavity for accommodating the support insulator plug with reinforcing fiber layer；It is connected to the vacuum unit with the cavity of the forming body unit, for promoting the resin to immerse the reinforcing fiber layer.The mold of the present invention can significantly reduce layering, crackle and the bubble phenomenon of product, high yield rate.
Description
Technical field
The present invention relates to a kind of pillar preform molding die, especially a kind of pillar of composite post insulator in advance at
Type forming die.
Background technology
Existing large-diameter pillar insulator plug is consolidated after generally using the glass fiber winding for infiltrating epoxy resin
Change molding technique.Above-mentioned technique easy tos produce layering and bubble phenomenon, while crackle is easy tod produce after cure shrinkage.This leads
Products obtained therefrom is caused to be unable to reach the electrical property and mechanical property requirements of standard, so that yield rate is relatively low.Moulding process and at
Pattern tool can all influence yield rate, sometimes, the influence bigger of molding die.It is exhausted that CN102886851A discloses a kind of three pillars
Edge casting mold, including left mould and right mould；Mold cavity center is spherical surface, and center conductor is housed；Cavity from astrosphere towards
Outer to stretch out pillar at three, post top portion is equipped with inserts；Center conductor passes through left mould and right mould, left mould and right mould to be equipped at least two
The ring packing rope of circle and center conductor sealing cooperation.Inserts is sealed by teflon gasket；Inserts positioning utilizes spiral
Transmission principle, then by the rotation of nut, keeps inserts screw for linear motion first by inserts and inserts screw attachment, drives
Inserts realizes positioning；When mold center's conductor positioning, positioning is realized axially through position-limited rack, screw rod；Radial through positioning pin with
The positioning of circumferencial direction is realized in the cooperation of location hole；The sealing of center conductor is real with the compression fit of ring packing rope by it
It is existing.Above-mentioned mold can improve cast efficiency and Forming Quality, but still can not solve layering, crackle and the bubble of product etc.
Problem, yield rate be not still high.
Invention content
The purpose of the present invention is to provide a kind of pillar preform molding die, especially a kind of composite post insulator
Pillar preform molding die.
The present invention provides a kind of pillar preform molding die comprising forming body unit, adds tip tilt unit
Press unit and vacuum unit；
The forming body unit includes shaping upper, molding lower die, glue-feeder end cap and gum outlet end cap；The molding
It is cooperated between upper mold, molding lower die, glue-feeder end cap and gum outlet end cap to form cavity, the cavity has for accommodating
There is the support insulator plug of reinforcing fiber layer；
The tip tilt unit is arranged in the lower section of the forming body unit, is used for the forming body unit
Operating position be adjusted to tilt or horizontal；
The presser unit is connected to the cavity of the forming body unit, is used for accommodating with reinforcing fiber layer
Support insulator plug the cavity supply resin；With
The vacuum unit is connected to the cavity of the forming body unit, for promoting the resin to immerse the increasing
Strong fibrous layer.
The present invention infuses resin into the cavity of mold by pressurization, and resin is immersed in the cavity by vacuum action
On interior prefabricated plug, after cured aftershaping, layering, crackle and the bubble phenomenon of product can be substantially reduced.
According to embodiment of the present invention, shaping upper and molding lower die are that metal derby is processed into square-outside and round-inside
Shape, glue-feeder end cap and gum outlet end cap are all tablet workpiece.In the present invention, shaping upper, molding lower die, glue-feeder
End cap and gum outlet end cap can be inter-connected via a bolt joint.
Molding die according to the present invention, it is preferable that the glue-feeder end cap is provided with glue-feeder, the presser unit
It is connected to the cavity of the forming body unit by the glue-feeder；The gum outlet end cap is provided with gum outlet, the pumping
Vacuum unit is connected to by the gum outlet with the cavity of the forming body unit.
Molding die according to the present invention, it is preferable that at least two seal strip grooves, institute are provided in the molding lower die
Silastic sealing strip is accommodated at least two seal strip grooves stated, and passes through institute between the shaping upper and the molding lower die
Silastic sealing strip is stated to seal；It is both provided with annular seal groove on the inner face of the glue-feeder end cap and gum outlet end cap,
Silicone rubber seal is accommodated in the annular seal groove；The glue-feeder end cap and gum outlet end cap with the shaping upper
It is both provided with quad seal slot on the cooperating contact position of molding lower die, the quad seal slot accommodates silicone rubber seal
Block.The present invention can make the forming body by the way that silastic sealing strip, silicone rubber seal and silicone rubber seal block is arranged
Unit realizes excellent sealing effect, is conducive to keep the vacuum state in the cavity of mold, and then improves resin and immerse effect.This
Rubber weather strip, silicone rubber seal and silicone rubber seal block are arranged in groove by invention, further improve sealing effect
Fruit, and it is easy for installation.
Molding die according to the present invention, it is preferable that at least two seal strip grooves be width be 6~10mm and
Depth is the bar-shaped trough of 5~8mm；The silastic sealing strip is selected from the side that width is 8~11mm and height is 8~11mm
Shape silastic sealing strip, or the round silastic sealing strip selected from a diameter of 8~11mm；The annular seal groove is width
The groove for being 5~8mm for 6~10mm and depth；The silicone rubber seal is 8~11mm selected from width and height is 8
The rectangular silicone rubber seal of~11mm, or the round silicone rubber seal selected from a diameter of 8~11mm；Described is rectangular close
Sealing groove is the square groove that length is 15~30mm, width is 15~30mm and depth is 3~8mm.
In the present invention, seal strip groove is preferably two.Seal strip groove be preferably width be 7~8mm and depth be 6~
The bar-shaped trough that the bar-shaped trough of 7mm, more preferably width are 8mm and depth is 6.3mm.In the present invention, silastic sealing strip is excellent
Choosing is the rectangular silastic sealing strip that width is 8~9mm and height is 8~9mm, or the circle of preferably a diameter of 8~9mm
Shape silastic sealing strip；It is highly preferred that silastic sealing strip is width be 8mm and height be 8mm rectangular silicone rubber seal
The round silastic sealing strip of item or a diameter of 8mm.
In the present invention, annular seal groove is preferably the groove that width is 7~8mm and depth is 6~7mm, more preferably
The groove that width is 8mm and depth is 6.3mm.Silicone rubber seal is preferably width and is 8~9mm and is highly 8~9mm's
Rectangular silastic sealing strip, or preferably a diameter of 8~9mm round silicone rubber seal；It is highly preferred that silicone rubber seal
Part is the round silicone rubber seal of width is 8mm and height is 8mm rectangular silicone rubber seal or a diameter of 8mm.
In the present invention, quad seal slot be preferably that length is 23~26mm, width is 23~26mm and depth be 4~
The square groove of 6mm；It is highly preferred that quad seal slot is preferably, length is 25mm, width 25mm and depth are the rectangular of 5mm
Slot.
Molding die according to the present invention, it is preferable that the tip tilt unit includes pedestal, shaft, bearing, bearing cap
And electric pushrod；The shaft is arranged with the coaxial bearing；The shaft is mounted on the pedestal, and is existed by setting
Otic placode in molding lower die is connect with the forming body unit；The otic placode and bearing cap are set on the bearing, institute
Bearing cap is stated to be arranged between the otic placode and the pedestal；The electric pushrod is arranged in forming body unit one end
Lower section, the top of the electric pushrod is hinged with the molding lower die, and the bottom end of the electric pushrod is connect with the pedestal.It is logical
Crossing electric pushrod can be adjusted to tilt and horizontal to realize the operating position by the forming body unit.Such overturning side
Formula is simple and fast, and the semi-automation of mold adapts to various demands.
Molding die according to the present invention, it is preferable that the pedestal is welded by metal channel steel group, the bottom of the pedestal
It is provided at least two slot positions for accommodating fork truck shovel.The molding die operating of the present invention can be made convenient in this way, it can
With installation to any position of workshop.
Molding die according to the present invention, it is preferable that at least two positioning guide sleeves, and institute are provided on the shaping upper
Molding lower die is stated to be provided with and matched at least two positioning guide column of at least two positioning guide sleeve.In the present invention, institute
The quantity for stating positioning guide sleeve can be 2~8, preferably 3~6；Correspondingly, the quantity of the positioning guide column can be 2~8
It is a, preferably 3~6.According to embodiment of the present invention, positioning guide column is connected by screw in molding lower die, fixed
Position guide sleeve is connected to by interference fit on shaping upper.
Molding die according to the present invention, it is preferable that at least two lifting bolts, and institute are provided on the shaping upper
It states molding lower die and is provided at least two lifting bolts.Carrying or the mobile forming body unit can be facilitated in this way.
Molding die according to the present invention, it is preferable that the molding die further includes being arranged in the forming body list
The heating unit of the outer surface of member, selected from thermocouple heating unit, hot-oil circulation heating unit or heating band heater unit.
For thermocouple heating unit, thermocouple heating element is cast in aluminium, copper solution and is pressed into heater of different shapes,
Heat-barrier material is housed far from the upper surface in die face metal deckle board, by screw by heater be connected to shaping upper and at
On the surface and two sides of type lower die, it can be heated after energization.For heating band heater unit, interior copper-clad line is heated
With being applied on the surface for being fixed on shaping upper and molding lower die, heated after energization.For hot-oil circulation formula heating unit,
The hole being mutually communicated is set inside shaping upper and the metallic object of molding lower die, fluid passes through deep fat in hole internal circulation flow
Cycle realize the heating of mold.
The present invention forces resin immersing reinforcing fiber layer by vacuum action, and cured aftershaping can substantially reduce
Layering, crackle and the bubble phenomenon of product, thus high yield rate.In addition, the overturning mode of the present invention is simple and fast, operating side
Just, the semi-automatic operation of mold may be implemented.
Description of the drawings
Fig. 1 is a kind of structural schematic diagram of pillar preform molding die of the present invention.
Fig. 2 is the partial enlarged view of the tip tilt cell mesh A of the present invention.
Fig. 3 is the structural schematic diagram of the forming body unit of the molding die of the present invention.
Fig. 4 is the structural schematic diagram of the glue-feeder end cap of the present invention.
The reference numerals are as follows：
1, forming body unit, 2, heating unit；3, tip tilt unit；4, presser unit；5, vacuum unit；11,
Gum outlet end cap；111, gum outlet；121, screw；122, nut；123, lifting bolt；131, seal strip groove；132, annular is close
Sealing groove；133, quad seal slot；14, it is molded lower die；15, positioning guide column；16, shaping upper；17, glue-feeder end cap；171, into
Jiao Kou；31, electric pushrod；32, pedestal；33, slot position；34, shaft；35, bearing；36, bearing cap；37, otic placode.
Specific implementation mode
With reference to specific embodiment, the present invention is further illustrated, but protection scope of the present invention is not limited to
This.
Embodiment 1
Fig. 1 is a kind of structural schematic diagram of pillar preform molding die of the present invention.As shown in Figure 1, of the invention
Molding die includes forming body unit 1, heating unit 2, tip tilt unit 3, presser unit 4 and vacuum unit 5.
Fig. 3 is the structural schematic diagram of the forming body unit of the molding die of the present invention.Fig. 4 is the glue-feeder end of the present invention
The structural schematic diagram of lid.Forming body unit 1 includes shaping upper 16, molding lower die 14, glue-feeder end cap 17 and gum outlet end
Lid 11；These components cooperate to form the cavity for accommodating the support insulator plug with reinforcing fiber layer.Into glue
It is provided with glue-feeder 171 on mouth end cap 17, presser unit 4 is connected to by glue-feeder 171 with the cavity of forming body unit 1.Go out
Glue mouth end cap 11 is provided with gum outlet 111, and vacuum unit 5 is connected to by gum outlet 111 with the cavity of forming body unit 1.
Presser unit 4 is used to supply resin to the cavity for accommodating the support insulator plug with reinforcing fiber layer.Vacuum unit 5
For promoting the resin to immerse the reinforcing fiber layer.
Setting is molded in lower die 14 there are two seal strip groove 131, wherein accommodate silastic sealing strip, shaping upper 16 with
Sealing is realized by the silastic sealing strip between molding lower die 14.The inner face of glue-feeder end cap 17 and gum outlet end cap 11
On be both provided with annular seal groove 132, wherein accommodating silicone rubber seal；Glue-feeder end cap 17 and gum outlet end cap 11 with
It is both provided with quad seal slot 133 on the cooperating contact position of shaping upper 16 and molding lower die 14, wherein accommodating silicon rubber
Glue sealing block.It can be made under shaping upper 16, molding by silastic sealing strip, silicone rubber seal, silicone rubber seal block
Mould 14, glue-feeder end cap 17 and gum outlet end cap 11 are combined into the cavity of sealing, are convenient for vacuum pumping.For example, under molding
The bar-shaped trough of 8mm (width) × 6.3mm (depth) is processed on the die joint of mould 14, and 8mm (width) × 8mm (height) or diameter are installed in slot
The silastic sealing strip of 8mm, then realize sealing function after being compressed with 16 die joint of shaping upper.Glue-feeder end cap 17 and gum outlet
End cap 11 is symmetrical structure, and the annular seal groove 132 of 8mm (width) × 6.3mm (depth) is processed on their inner face, is pacified in slot
Fill the silastic sealing strip of 8mm (width) × 8mm (height) or diameter 8mm.Glue-feeder end cap 17 (or gum outlet end cap 11) at
The square groove of setting 25mm (length) × 25mm (width) × 5mm (depth) on the position of type upper mold 16 and molding 14 cooperating contact of lower die,
The corresponding silicone rubber seal block of installation in slot.By silicone rubber seal and sealing block dock form realize with shaping upper 16 and
It is molded the seal request of lower die 14.
There are four positioning guide sleeves (not shown) for setting on shaping upper 16, are distributed in the both sides of shaping upper 16.Under molding
Mould 14 be provided with matched four positioning guide columns 15 of positioning guide sleeve, be distributed in molding lower die 14 both sides.
Shaping upper 16 and molding lower die 14 are that metal derby is processed into the shape of square-outside and round-inside, glue-feeder end cap 17 and goes out
Glue mouth end cap 11 is tablet workpiece.Shaping upper 16, molding lower die 14, glue-feeder end cap 17 and gum outlet end cap 11 pass through
Screw 121 and nut 122 are connected with each other to realize.Positioning guide column 15 is connected by screw in molding lower die 14, positioning guide sleeve
It is connected on shaping upper 16 by interference fit.Lifting bolt there are two being respectively set on shaping upper 16 and molding lower die 14
123, convenient for being moved to forming body unit 1.
Fig. 2 is the partial enlarged view of the tip tilt cell mesh A of the present invention.The setting of tip tilt unit 3 is led in molding
The lower section of body unit 1, for the operating position of forming body unit 1 to be adjusted to inclination or level.Tip tilt unit 3 includes
Pedestal 32, shaft 34, bearing 35, bearing cap 36 and electric pushrod 31；Shaft 34 be mounted on pedestal 32 on, and by setting at
Otic placode 37 in type lower die 14 is connect with forming body unit 1；Shaft 34 is coaxially disposed with bearing 35；Otic placode 37 and bearing cap 36
It is set on bearing 35, bearing cap 36 is arranged between otic placode 37 and pedestal 32；The top of electric pushrod 31 and molding lower die
14 is hinged, and bottom end is connect with pedestal 32.Pedestal 32 is welded by metal channel steel group, and there are two for accommodating fork for bottom setting
The slot position 33 of vehicle shovel.
Heating unit 2 is arranged in the outer surface of forming body unit 1, is thermojunction type heating unit, by thermocouple plus
Thermal element, which is cast in aluminium, copper solution, is pressed into heater of different shapes, far from the upper table in die face metal deckle board
Face is equipped with heat-barrier material, and heater is connected to shaping upper 16 by screw and is molded on the surface and two sides of lower die 14,
It is heated after energization.
Embodiment 2
Other than heating unit 2 is replaced with hot-oil circulation heating unit, other component is same as Example 1.At
Setting is led to by several holes being mutually communicated, deep fat in hole internal circulation flow inside the metallic object of type upper mold 16 and molding lower die 14
The cycle of deep fat is crossed to realize heating.
Present invention is not limited to the embodiments described above, without departing from the essence of the present invention, this field skill
Any deformation, improvement, the replacement that art personnel are contemplated that each fall within the scope of the present invention.
Claims (8)
1. a kind of pillar preform molding die, which is characterized in that the molding die includes forming body unit, turnover
Oblique cell, presser unit and vacuum unit；
The forming body unit includes shaping upper, molding lower die, glue-feeder end cap and gum outlet end cap；In the molding
It is cooperated between mould, molding lower die, glue-feeder end cap and gum outlet end cap to form cavity, the cavity has for accommodating
The support insulator plug of reinforcing fiber layer；
The tip tilt unit, which is arranged, to be used in the lower section of the forming body unit by the work of the forming body unit
It is adjusted to inclination or level as position, the tip tilt unit includes pedestal, shaft, bearing, bearing cap and electric pushrod；Institute
The shaft stated is mounted on the pedestal, and is connect with the forming body unit by the way that the otic placode in molding lower die is arranged；
The shaft is arranged with the coaxial bearing；The otic placode and bearing cap are set on the bearing, the bearing cap setting
Between the otic placode and the pedestal；The lower section in forming body unit one end, the electricity is arranged in the electric pushrod
The top of dynamic push rod is hinged with the molding lower die, and the bottom end of the electric pushrod is connect with the pedestal；
The presser unit is connected to the cavity of the forming body unit, is used for accommodating the branch with reinforcing fiber layer
The cavity of column core rod of insulator supplies resin；With
The vacuum unit is connected to the cavity of the forming body unit, fine for promoting the resin to immerse the enhancing
Tie up layer；
Wherein, the glue-feeder end cap is provided with glue-feeder, and the presser unit passes through the glue-feeder and the forming body
The cavity of unit is connected to；And the gum outlet end cap is provided with gum outlet, the vacuum unit passes through the gum outlet and institute
State the cavity connection of forming body unit.
2. molding die according to claim 1, which is characterized in that it is close to be provided at least two in the molding lower die
Strip of paper used for sealing slot accommodates silastic sealing strip, the shaping upper and the molding lower die at least two seal strip grooves
Between sealed by the silastic sealing strip；It is both provided with ring on the inner face of the glue-feeder end cap and gum outlet end cap
Shape seal groove accommodates silicone rubber seal in the annular seal groove；The glue-feeder end cap and gum outlet end cap with institute
It states and is both provided with quad seal slot on the cooperating contact position of shaping upper and the molding lower die, the quad seal slot holds
Receiving has silicone rubber seal block.
3. molding die according to claim 2, which is characterized in that at least two seal strip grooves are that width is 6
~10mm and the bar-shaped trough that depth is 5~8mm；The silastic sealing strip selected from width be 8~11mm and height be 8~
The rectangular silastic sealing strip of 11mm, or the round silastic sealing strip selected from a diameter of 8~11mm；The ring packing
Slot is the groove that width is 6~10mm and depth is 5~8mm；The silicone rubber seal be selected from width be 8~11mm and
Height is the rectangular silicone rubber seal of 8~11mm, or the round silicone rubber seal selected from a diameter of 8~11mm；It is described
Quad seal slot be length is 15~30mm, width is 15~30mm and depth is 3~8mm square groove.
4. molding die according to claim 1, which is characterized in that the pedestal is welded by metal channel steel group, described
The bottom of pedestal is provided at least two slot positions for accommodating fork truck shovel.
5. molding die according to claim 1, which is characterized in that be provided at least two positioning on the shaping upper
Guide sleeve, and the molding lower die is provided with and matched at least two positioning guide column of at least two positioning guide sleeve.
6. molding die according to claim 1, which is characterized in that be provided at least two hanging rings on the shaping upper
Screw, and the molding lower die is provided at least two lifting bolts.
7. molding die according to claim 1, which is characterized in that the molding die further include setting it is described at
The heating unit of the outer surface of type main unit, selected from thermocouple heating unit, hot-oil circulation heating unit or heating belt
Heating unit.
8. molding die according to claim 1, which is characterized in that the molding die is composite post insulator
Pillar preform molding die.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610932382.0A CN106346802B (en) | 2016-10-25 | 2016-10-25 | Pillar preform molding die |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610932382.0A CN106346802B (en) | 2016-10-25 | 2016-10-25 | Pillar preform molding die |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN106346802A CN106346802A (en) | 2017-01-25 |
| CN106346802B true CN106346802B (en) | 2018-11-13 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201610932382.0A Active CN106346802B (en) | 2016-10-25 | 2016-10-25 | Pillar preform molding die |
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Families Citing this family (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108973170B (en) * | 2018-09-13 | 2020-08-04 | 航天特种材料及工艺技术研究所 | Integrated RTM (resin transfer molding) forming equipment and method for composite material airfoil |
| CN109532071B (en) * | 2018-11-20 | 2020-11-24 | 长安大学 | FRP stirrup forming device and reinforcement cage manufacturing method |
| CN110641028B (en) * | 2019-09-25 | 2021-05-04 | 大同新成新材料股份有限公司 | Turnover type hot press for processing and producing carbon felt and using method thereof |
| CN110774622B (en) * | 2019-11-15 | 2021-10-01 | 航天特种材料及工艺技术研究所 | Forming method and core mold for large-size large-length-diameter-ratio uniform-section composite material port type beam |
| CN112318782B (en) * | 2021-01-04 | 2021-03-23 | 宁波曙翔新材料股份有限公司 | Combined material transmission case components of a whole that can function independently mould and combined material transmission case molding system |
| CN113066622B (en) * | 2021-03-25 | 2021-11-05 | 浙江深华颖智能科技有限公司 | High-source-voltage outdoor ultraviolet-proof large-creepage-distance insulator equipment and production process |
| CN113077948B (en) * | 2021-04-19 | 2022-10-18 | 国网安徽省电力有限公司蚌埠供电公司 | Electric power insulator production forming system |
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|---|---|---|---|---|
| EP2141004A1 (en) * | 2008-06-30 | 2010-01-06 | ABB Technology AG | One-pieced shaped mould |
| CN101722102A (en) * | 2009-12-01 | 2010-06-09 | 中南大学 | Oblique-ring high-gradient magnetic separator |
| CN103561942A (en) * | 2011-05-27 | 2014-02-05 | 斯奈克玛 | Pressure-maintaining device for creating composite components by injecting resin and associated method |
| FR3002481B1 (en) * | 2013-02-27 | 2015-09-04 | Dcns | DEVICE FOR INFUSION MOLDING A HOLLOW PIECE |
| CN206106428U (en) * | 2016-10-25 | 2017-04-19 | 北京玻钢院复合材料有限公司 | Pillar preforming body forming die |
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- 2016-10-25 CN CN201610932382.0A patent/CN106346802B/en active Active
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP2141004A1 (en) * | 2008-06-30 | 2010-01-06 | ABB Technology AG | One-pieced shaped mould |
| CN101722102A (en) * | 2009-12-01 | 2010-06-09 | 中南大学 | Oblique-ring high-gradient magnetic separator |
| CN103561942A (en) * | 2011-05-27 | 2014-02-05 | 斯奈克玛 | Pressure-maintaining device for creating composite components by injecting resin and associated method |
| FR3002481B1 (en) * | 2013-02-27 | 2015-09-04 | Dcns | DEVICE FOR INFUSION MOLDING A HOLLOW PIECE |
| CN206106428U (en) * | 2016-10-25 | 2017-04-19 | 北京玻钢院复合材料有限公司 | Pillar preforming body forming die |
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| Publication number | Publication date |
|---|---|
| CN106346802A (en) | 2017-01-25 |
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