CN110355960A - A kind of block insert type demoulding mechanism - Google Patents
A kind of block insert type demoulding mechanism Download PDFInfo
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- CN110355960A CN110355960A CN201910577510.8A CN201910577510A CN110355960A CN 110355960 A CN110355960 A CN 110355960A CN 201910577510 A CN201910577510 A CN 201910577510A CN 110355960 A CN110355960 A CN 110355960A
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- 230000007246 mechanism Effects 0.000 title claims abstract description 21
- 239000012530 fluid Substances 0.000 claims abstract description 8
- 238000009434 installation Methods 0.000 claims abstract description 8
- 230000015572 biosynthetic process Effects 0.000 claims abstract description 5
- 239000000498 cooling water Substances 0.000 claims description 52
- 238000001816 cooling Methods 0.000 description 12
- 230000000694 effects Effects 0.000 description 12
- 238000001746 injection moulding Methods 0.000 description 6
- 238000000034 method Methods 0.000 description 5
- 238000007664 blowing Methods 0.000 description 4
- 238000004519 manufacturing process Methods 0.000 description 4
- 238000005336 cracking Methods 0.000 description 3
- 238000010586 diagram Methods 0.000 description 3
- 238000002347 injection Methods 0.000 description 3
- 239000007924 injection Substances 0.000 description 3
- 230000008569 process Effects 0.000 description 3
- 239000002253 acid Substances 0.000 description 2
- 230000009471 action Effects 0.000 description 2
- 239000012141 concentrate Substances 0.000 description 2
- 230000007547 defect Effects 0.000 description 2
- 238000006073 displacement reaction Methods 0.000 description 2
- 238000005516 engineering process Methods 0.000 description 2
- 239000000463 material Substances 0.000 description 2
- 238000000465 moulding Methods 0.000 description 2
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 2
- 229910000831 Steel Inorganic materials 0.000 description 1
- 238000007792 addition Methods 0.000 description 1
- 230000008602 contraction Effects 0.000 description 1
- 238000005265 energy consumption Methods 0.000 description 1
- 238000010438 heat treatment Methods 0.000 description 1
- 230000001771 impaired effect Effects 0.000 description 1
- 230000003993 interaction Effects 0.000 description 1
- 230000002452 interceptive effect Effects 0.000 description 1
- 230000013011 mating Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 230000009467 reduction Effects 0.000 description 1
- 238000001179 sorption measurement Methods 0.000 description 1
- 229910001220 stainless steel Inorganic materials 0.000 description 1
- 239000010935 stainless steel Substances 0.000 description 1
- 239000010959 steel Substances 0.000 description 1
- 239000000126 substance Substances 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
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
- B29C45/00—Injection moulding, i.e. forcing the required volume of moulding material through a nozzle into a closed mould; Apparatus therefor
- B29C45/17—Component parts, details or accessories; Auxiliary operations
- B29C45/26—Moulds
- B29C45/2602—Mould construction elements
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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
- B29C45/00—Injection moulding, i.e. forcing the required volume of moulding material through a nozzle into a closed mould; Apparatus therefor
- B29C45/17—Component parts, details or accessories; Auxiliary operations
- B29C45/40—Removing or ejecting moulded articles
- B29C45/43—Removing or ejecting moulded articles using fluid under pressure
- B29C45/435—Removing or ejecting moulded articles using fluid under pressure introduced between a mould core and a hollow resilient undercut article, e.g. bellows
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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
- B29C45/00—Injection moulding, i.e. forcing the required volume of moulding material through a nozzle into a closed mould; Apparatus therefor
- B29C45/17—Component parts, details or accessories; Auxiliary operations
- B29C45/72—Heating or cooling
- B29C45/73—Heating or cooling of the mould
- B29C45/7312—Construction of heating or cooling fluid flow channels
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- Engineering & Computer Science (AREA)
- Manufacturing & Machinery (AREA)
- Mechanical Engineering (AREA)
- Physics & Mathematics (AREA)
- Fluid Mechanics (AREA)
- Moulds For Moulding Plastics Or The Like (AREA)
Abstract
The present invention provides a kind of block insert type demoulding mechanisms, type core including taking shape in dynamic model, type core is an integral structure, and the side-blown hole of a straight way is opened up inside it, side-blown hole extends transversely through entire type core, and it is connected to corresponding airflow channel, insert is embedded in side-blown hole, the annular sidewall of insert and the inner wall in side-blown hole are adapted, installation gap between insert and side-blown hole forms gas passing gap, insert is oppositely arranged first end face and the outer rim of second end face cooperatively forms two annular fluid ports with two side-blown ports respectively, first end face and second end face match to form assistant formation face with the side forming surface of type core.The present invention can effectively solve the problem that the problem of demoulding of thin-walled deep cavity shape plastic is difficult, and quality not can guarantee, and mold difficulty of processing is small, at low cost, long service life.
Description
Technical field
The invention belongs to injection mold technologies, in particular to a block insert type demoulding mechanism.
Background technique
Injection mold is widely used in the manufacturing of plastic products, and plastic needs the work in demolding structure after being cooled and shaped
It is demoulded under, the demoulding mechanism now mostly used is push plate, mandril, and for thin-walled deep cavity shape plastic, wall is thin easily damaged, and is infused
It is big to mould adsorption capacity of the product on type core, demoulding difficulty is demoulded not only plastic easy to damage according to the above demoulding mechanism, and
In order to require the height of support block to be greater than the depth of product, generally to meet ejection stroke plastic ejection type core completely
It needs, therefore mold steel quantity consumption and processing cost increase, the impulse stroke that die sinking, die closing need is elongated, the injection molding pressure of thin wall product
Power is big, it is therefore desirable to the injection molding machine of large-tonnage clamp force carrys out mating injection molding, cause thin-walled depth chamber product Shooting Technique energy consumption is high,
Low efficiency, defect rate are high；In order to solve the above technical problems, the mode of air blowing mould release is now mostly used for Thin Wall Plastic Parts, but is
Facilitate opening up for airflow channel and cooling water channel, reduces molding difficulty and molding cost, mold core mostly use split type structure, cause
Mold cooperates precision and strength reduction, cooling water channel leak, to influence die life and product quality.
Summary of the invention
The purpose of the present invention is difficult for the demoulding of existing thin-walled deep cavity shape plastic, quality not can guarantee, and it is formed
Mold difficulty of processing is big, at high cost, and the short problem of service life provides a kind of block insert type demoulding mechanism.
Object of the invention can be realized by the following technical scheme:
A kind of block insert type demoulding mechanism, the type core including taking shape in dynamic model, which is characterized in that the type core is integral type knot
Structure, and the side-blown hole of a straight way is opened up inside it, side-blown hole extends transversely through entire type core, and is connected to corresponding airflow channel, institute
It states airflow channel and takes shape in type core inner；Insert is embedded in side-blown hole, the insert has first end face, second end face and ring
The inner wall in shape side wall, the annular sidewall and side-blown hole is adapted, and the installation gap between insert and side-blown hole was formed between gas
Gap, the outer rim of the first end face and second end face that are oppositely arranged cooperatively form two annulars with two ports in side-blown hole respectively and blow
Gas port, two annular fluid ports are distributed in the side forming surface of type core, and the first end face and second end face are and type
The side forming surface of core matches to form assistant formation face.Cooperated by one piece of insert and a side-blown hole, it can be in type core
Side forming surface form two annular fluid ports, reduce the difficulty of processing and manufacturing cost of mold；Compressed gas passes through
Annular fluid port is blown to the side wall of thin-walled deep cavity shape plastic, makes to form air layer between plastic and type core, convenient for modeling
Part demoulding, and the air pressure of compressed gas can be adjusted according to the shape of injection-molded item, wall thickness, avoid the excessive damage plastic of air pressure；Type
Core is an integral structure the problem of can effectively avoid cooling water channel leak and dynamic model cracking, extends die life, and can
The structural soundness of guarantee type core, improves the exterior quality of injection-molded item, avoids generating excessive injection molding mark.
Preferably, offering the mounting hole for installing fastener on the downside of the side-blown hole, the axial direction of mounting hole is hung down
Pilot hole is directly coaxially arranged with below the length direction in side-blown hole, the mounting hole, the upper end of pilot hole and mounting hole connect
Logical, the lower end of pilot hole extends downwardly and runs through the lower end surface of dynamic model.The installation that fastener can further increase insert is firm
Property, avoid it from loosening displacement under the action of compressed gas, and by the setting of pilot hole, can integrally tie in not damage type core
Under the premise of structure, the assembly of fastener is completed.
Preferably, the aperture of the pilot hole is greater than the aperture of mounting hole, connection position forms a ladder edge, mounting hole
Hole wall offer internal screw thread, the fastener is hexagonal fastening bolt in one, and fastening bolt is installed in mounting hole, the upper end
Face is resisted against the side wall of insert.Arrangement above, it is convenient for assembly.
Preferably, the cross section of the insert is rectangle, annular sidewall enclosed by the side wall of four planar structures and
At.The side wall of planar structure can provide for fastening bolt reliably puts forth effort position, guarantees the fastening effect of fastening bolt, while can
In the interaction force with coincidence offer different directions of insert and side-blown hole, the installation stability of insert is improved.
Preferably, four ends angle of the insert is arc angling, four ends angle in side-blown hole is also and insert end
The chamfering of angle cooperation.The end angle in insert and side-blown hole is set as arc angling and can effectively avoid insert expanded by heating relative to right angle
When, right angle end angle directly acts on the inner wall in side-blown hole, causes stress to concentrate, damages to mold, leads to crack of die, together
When also avoid insert impaired, to effectively increase the intensity and service life of insert and mold.
Preferably, the top of the type core at least offers a pneumatic jack hole, snifting valve is installed in pneumatic jack hole, it is described
Pneumatic jack hole is connected to corresponding airflow channel.For the thin-walled depth chamber injection-molded item with roof, the setting in pneumatic jack hole can be to top
Wall is blown, and is conducive to injection-molded item and is demoulded.
Preferably, there are two the pneumatic jack hole tools, and in the top for being diagonally distributed in type core.Pneumatic jack hole is diagonally positioned
The validity that can be improved air blowing, the compressed gas effective active area for blowing out pneumatic jack hole is bigger, improves stripping result.
Preferably, the airflow channel interval takes shape in type core inner, type core inner interval forms multiple vertical cold
But water channel, the axial direction of the vertical cooling water channel and the axial direction of airflow channel are consistent, and the short transverse along type core opens up.Vertically
The axial direction of cooling water channel and airflow channel is consistent, can increase the cooling stroke of cooling water, and cooling water channel can be avoided effectively
Airflow channel avoids airflow channel and cooling water channel from interfering with each other, and has type core inner and enough opens up space to ensure cooling
Water channel opens up quantity, guarantees its cooling effect, improves plastic quality.
Preferably, the lower end surface of dynamic model offers horizontal cooling water channel, the vertical cooling water channel extends downwardly and water
Flat cooling water channel connection.Arrangement above can further increase cooling effect, and can be by multiple vertical cooling water channel connections at one
A perforation water channel improves cooling effect, and is conveniently connected to external water channel.
Preferably, being set between safety between the vertical cooling water channel and between vertical cooling water channel and airflow channel
Away from the safe spacing is greater than 6mm.Since cooling water channel needs are periodically cleaned with strong acid, the safe spacing of 6mm or more can have
Effect avoids cooling water channel from perforating, and the structural strength of guarantee type core.
Compared with prior art, the invention has the advantages that, can be effective by the cooperation in insert and side-blown hole
Improve the stripping result of thin-walled deep cavity shape plastic；Easy for assemble or unload, the not overall structure of damage type core of insert；The knot of insert
Structure design rationally, effectively can avoid stress from concentrating by the setting of arc angling, extend the service life of insert and mold, and
It can guarantee that outlet is smooth uniformly under high temperature environment, to guarantee stripping result and product quality；Type core is an integral structure,
Convenient processing and manufacture, airflow channel and cooling water channel are reasonably distributed effectively, can be guaranteed while guaranteeing core structure intensity
Stripping result and cooling effect extend die life to improve injection-molded item quality.
Detailed description of the invention
Fig. 1 is schematic structural view of the invention；
Fig. 2 is schematic diagram of internal structure of the present invention；
Fig. 3 is insert structure schematic diagram in the present invention；
Fig. 4 is dynamic model bottom substance schematic diagram in the present invention；
In figure, dynamic model 11；Type core 110；Pneumatic jack hole 111；First airflow channel 112；Vertical cooling water channel 113；It is horizontal cold
But water channel 114；Second airflow channel 115；Pilot hole 116；Second airflow channel 115；Insert 30；First end face 31；Annular side
Wall 32；Arc angling 33.
Specific embodiment
The following is specific embodiments of the present invention, and technical scheme of the present invention will be further described in conjunction with attached drawing,
However, the present invention is not limited to these examples.
Referring to Fig. 1-4, the present embodiment discloses a kind of block insert type demoulding mechanism comprising dynamic model 11 and takes shape in dynamic model 11
The type core 110 in portion, the medium-sized core 110 of the present embodiment are thin wall deep cavity plastic, type core for forming disposable rectangle cutlery box, cutlery box
110 are an integral structure, inside open up the side-blown hole of a straight way, side-blown hole extends transversely through entire type core 110, and with corresponding gas
Circulation road connection, the airflow channel take shape in inside type core 110, and its axial, this reality consistent with the short transverse of type core 110
The moving direction of type core 110 when the short transverse of the medium-sized core 110 of example refers to mold clamping is applied, the length direction and air-flow in side-blown hole are logical
Road it is axially vertical；Insert 30 is embedded in side-blown hole, the insert 30 has first end face 31, second end face and annular sidewall
32, the annular sidewall 32 and the inner wall in side-blown hole are adapted, and the installation gap between insert 30 and side-blown hole was formed between gas
Gap, the outer rim for being oppositely arranged first end face 31 and second end face cooperatively form two annulars with two ports in side-blown hole respectively and blow
Gas port, two annular fluid ports are distributed in the side forming surface of type core 110, and the first end face 31 and second end face are equal
Match to form assistant formation face with the side forming surface of type core 110, be cooperated by insert 30 and side-blown hole, it can be in type core
110 side forming surface forms two annular fluid ports, and insert 30 is as the material of type core 110 in the present embodiment, to protect
Demonstrate,proving them has consistent coefficient of thermal expansion and contraction, improves the fitness of insert 30 and type core 110；Compressed gas passes through annular blowing end
Mouth is blown to the side wall of thin-walled deep cavity shape plastic, makes to form air layer between plastic and type core 110, is demoulded convenient for plastic,
And the air pressure of compressed gas can be adjusted according to the shape of injection-molded item, wall thickness, avoid the excessive damage plastic of air pressure；Type core 110 is
The problem of integral structure is easy to process, and intensity is high, can effectively avoid cooling water channel leak and the cracking of dynamic model 11, extending mold makes
With the service life, and the stabilized structure of type core 110, any surface finish can effectively improve the exterior quality of injection-molded item, avoid generating
More injection molding marks.
For the plastic with roof, to further increase stripping result, it is conducive to cutlery box and demoulds, the top of the type core 110
Portion is also provided with two pneumatic jack holes 111, and two pneumatic jack holes 111 are distributed in diagonal, is equipped with snifting valve, this reality in pneumatic jack hole 111
The model C-AJVSS6-12 of snifting valve in example, outer diameter 6mm are applied, using stainless steel material, including ontology, piston rod, bullet
Spring, elastic opening pin, the pneumatic jack hole 111 are connected to corresponding airflow channel respectively, and pneumatic jack hole 111 is diagonally positioned to be mentioned
Height blow validity, make pneumatic jack hole 111 blow out compressed gas effective active area it is bigger, improve stripping result, respectively with
Two the first airflow channels 112 and be spaced apart the type of being set to the second airflow channel 115 of side-blown hole connection that pneumatic jack hole 111 is connected to
It inside core 110, and is connected to main airway, main airway is connected to external compressed gas source, and side-blown hole and pneumatic jack hole 111 cooperate energy
Enough make to generate uniform air layer between cutlery box and type core 110, be demoulded convenient for cutlery box, reduces defect rate caused by due to demoulding,
The short transverse of first airflow channel 112 and the second airflow channel 115 along type core 110 opens up, and distributing position is reasonable, can
For cooling water channel provide it is enough open up space, convenient for mold manufacture processing.
For the installation stability for improving insert 30, it is avoided to loosen displacement under the action of compressed gas, under side-blown hole
Side offers the mounting hole for installing fastener, the length direction for being axially perpendicular to side-blown hole of mounting hole, the mounting hole
Lower section be coaxially arranged with pilot hole 116, the upper end of pilot hole 116 is connected to mounting hole, and the lower end of pilot hole 116 extends downwardly
And run through the lower end surface of dynamic model 11, by the setting of pilot hole 116, can under the premise of not 110 integral structure of damage type core,
Complete the assembly of fastener；The aperture of the pilot hole 116 is greater than the aperture of mounting hole, and connection position forms a ladder edge, peace
The hole wall in dress hole offers internal screw thread, and the fastener is hexagonal fastening bolt 20 in one, and fastening bolt 20 is installed on mounting hole
In, and end face is resisted against the side wall of insert 30 thereon, it is easy to assembly using hexagon socket head cap screw as fastener；In the present embodiment
The cross section of insert 30 is rectangle, and annular sidewall 32 is enclosed by the side wall of four planar structures, the upper end of fastening bolt 20
Face acts on lower wall, and the side wall of planar structure can provide for fastening bolt 20 reliably puts forth effort position, guarantees fastening bolt 20
Fastening effect, and the insert 30 of this structure is easy to process；To avoid stress from concentrating, four ends angle of insert 30 is that arc falls
Angle 33, four of side-blown hole ends angle are also the chamfering with the cooperation of 30 end angle of insert, relative to right angle can effectively avoid insert 30 by
When thermal expansion, right angle end angle directly acts on the inner wall in side-blown hole, causes stress to concentrate, damages to mold, leads to mold
Cracking, while insert 30 is also easily damaged, effectively increases the intensity and service life of insert 30 and mold.
Interval forms multiple vertical cooling water channels 113 inside type core 110, the axial direction of the vertical cooling water channel 113 with
The axial direction of airflow channel is consistent, and the short transverse along type core 110 opens up, and horizontal cooling water is offered on the lower end surface of dynamic model 11
Road 114, the vertical cooling water channel 113 is extended downwardly and is connected to horizontal cooling water channel 114, along it in each cooling water channel
It is axially installed with water-impermeable piece, cooling water channel is divided into intake tunnel and exhalant canal, vertical cooling water channel 113 and gas by water-impermeable piece
The axial of circulation road unanimously can increase the cooling stroke of cooling water, and vertical cooling water channel 113 can avoid airflow channel,
Make to have inside type core 110 it is enough open up space and open up quantity with ensure cooling water channel, guarantee its cooling effect, improve injection molding
Product property, the horizontal cooling water channel 114 that 11 lower end surface of dynamic model opens up can further increase cooling effect, and can make multiple
The vertical connection of cooling water channel 113 becomes consistent waterway, improves cooling efficiency, and be conveniently connected to external water supply device；Due to
The injection pressure of thin-walled deep cavity shape plastic is big, and the upper surface of type core 110 is main pressure-bearing position, therefore deep increasing cooling water channel
While degree is to improve its cooling effect, the structural strength of compatible core 110, therefore the upper surface of vertical cooling water channel 113
Reserved spacing between 110 upper surface of type core should be greater than 9mm, and above-mentioned reserved spacing is 10mm in the present embodiment；Due to vertical
Cooling water channel 113 needs periodically to be cleaned with strong acid, to avoid perforating, between vertical cooling water channel 113 and vertical cooling water channel 113
Safe spacing is set between airflow channel, the safe spacing is greater than 6mm, and the setting of reserved spacing and safe spacing is being protected
While demonstrate,proving cooling water channel cooling effect, it is ensured that the structural strength of type core 110, thus effectively solve cooling water channel leak and
The problem of dynamic model 11 cracks extends die life.
Block insert type demoulding mechanism disclosed by the invention, type core 110 are an integral structure, after type core 110 forms, in type core
Side-blown hole, pneumatic jack hole 111, airflow channel, vertical cooling water channel 113, horizontal cooling water channel 114, installation are opened up by size on 110
Hole, pilot hole 116 then by insert 30 in side-blown hole, and are installed fastening bolt 20 extremely by the lower end of pilot hole 116
Insert 30 is fixed in mounting hole, then snifting valve is completed into block insert type demoulding mechanism in pneumatic jack hole 111
Process and assemble, processing technology are simple；Type core 110 is an integral structure, it is ensured that its dimensional accuracy and surface smoothness, and intensity
Height can effectively solve the problem that the problem of cooling water channel leak and dynamic model 11 are cracked, extend die life；The structure of insert 30 is set
Meter rationally, effectively can avoid stress from concentrating by the setting of arc angling 33, extend the service life of insert 30 and mold, and
It can guarantee that outlet is smooth uniformly under high temperature environment, to guarantee stripping result and product quality；Airflow channel and cooling water
Road is reasonably distributed effectively, can guarantee stripping result and cooling effect while guarantee type 110 structural strength of core, to improve
Injection-molded item quality extends die life.
It should be understood that in claims of the present invention, specification, all " including ... " should be understood as open
Meaning, that is, its meaning is equal to " including at least ... ", but should not be understood as enclosed meaning, i.e., its meaning is not answered
This is interpreted as " only including ... ".Term " first ", " second " are used for description purposes only, and are not understood to indicate or imply phase
To importance or implicitly indicate the quantity of indicated technical characteristic.
The above description is merely a specific embodiment, but scope of protection of the present invention is not limited thereto, this skill
The variations, modifications, additions or substitutions that the technical staff in art field is made within the essential scope of the present invention should all cover and send out
Within bright protection scope.
Claims (10)
1. a kind of block insert type demoulding mechanism, the type core (110) including taking shape in dynamic model (11), which is characterized in that the type core
(110) be an integral structure, and open up the side-blown hole of a straight way inside it, side-blown hole extends transversely through entire type core (110), and with phase
The airflow channel connection answered, it is internal that the airflow channel takes shape in type core (110)；Insert (30) are embedded in side-blown hole, it is described
Insert (30) has first end face (31), second end face and annular sidewall (32), the annular sidewall (32) interior with side-blown hole
Wall is adapted, installation gap between insert (30) and side-blown hole formation gas passing gap, the first end face being oppositely arranged (31) and
The outer rim of second end face cooperatively forms two annular fluid ports, two annular fluid ports with two ports in side-blown hole respectively
Be distributed in the side forming surface of type core (110), the first end face (31) and second end face with the side of type core (110) at
Type face matches to form assistant formation face.
2. a kind of block insert type demoulding mechanism according to claim 1, which is characterized in that offered on the downside of the side-blown hole
For installing the mounting hole of fastener, the length direction for being axially perpendicular to side-blown hole of mounting hole, the lower section of the mounting hole is same
Axis is provided with pilot hole (116), and the upper end of pilot hole (116) is connected to mounting hole, and the lower end of pilot hole (116) extends downwardly simultaneously
Through the lower end surface of dynamic model (11).
3. a kind of block insert type demoulding mechanism according to claim 2, which is characterized in that the aperture of the pilot hole (116)
Greater than the aperture of mounting hole, connection position forms a ladder edge, and the hole wall of mounting hole offers internal screw thread, and the fastener is one
Interior hexagonal fastening bolt (20), fastening bolt (20) is installed in mounting hole, and end face is resisted against the side wall of insert (30) thereon.
4. a kind of block insert type demoulding mechanism according to claim 1-3, which is characterized in that the insert (30
Cross section is rectangle, and annular sidewall (32) is enclosed by the side wall of four planar structures.
5. a kind of block insert type demoulding mechanism according to claim 4, which is characterized in that the four ends angle for stating insert (30) is equal
For arc angling (33), four ends angle in side-blown hole is also the chamfering with the angle cooperation of insert (30) end.
6. a kind of block insert type demoulding mechanism according to claim 1, which is characterized in that the top of the type core (110) is extremely
A pneumatic jack hole (111) is offered less, and snifting valve is installed in pneumatic jack hole (111), the pneumatic jack hole (111) and corresponding air-flow
Channel connection.
7. a kind of block insert type demoulding mechanism according to claim 6, which is characterized in that the pneumatic jack hole (111) has two
It is a, and in the top for being diagonally distributed in type core (110).
8. a kind of block insert type demoulding mechanism described according to claim 1 or 2 or 3 or 6 or 7, which is characterized in that the gas
Circulation road interval takes shape in type core (110) inside, and interval forms multiple vertical cooling water channels (113), institute inside type core (110)
The axial direction of the axial direction and airflow channel of stating vertical cooling water channel (113) is consistent, and the short transverse along type core (110) opens up.
9. a kind of block insert type demoulding mechanism according to claim 8, which is characterized in that the lower end surface of dynamic model (11) offers
Horizontal cooling water channel (114), the vertical cooling water channel (113) extends downwardly to be connected to horizontal cooling water channel (114).
10. a kind of block insert type demoulding mechanism according to claim 8, which is characterized in that the vertical cooling water channel (113)
Between and vertical cooling water channel (113) and airflow channel between be set with safe spacing, the safe spacing is greater than 6mm.
Priority Applications (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910577510.8A CN110355960A (en) | 2019-06-28 | 2019-06-28 | A kind of block insert type demoulding mechanism |
| PCT/CN2019/118774 WO2020258680A1 (en) | 2019-06-28 | 2019-11-15 | Insert-type demolding mechanism |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910577510.8A CN110355960A (en) | 2019-06-28 | 2019-06-28 | A kind of block insert type demoulding mechanism |
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| Publication Number | Publication Date |
|---|---|
| CN110355960A true CN110355960A (en) | 2019-10-22 |
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|---|---|---|---|
| CN201910577510.8A Pending CN110355960A (en) | 2019-06-28 | 2019-06-28 | A kind of block insert type demoulding mechanism |
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| CN (1) | CN110355960A (en) |
| WO (1) | WO2020258680A1 (en) |
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2020258680A1 (en) * | 2019-06-28 | 2020-12-30 | 郭秋盛 | Insert-type demolding mechanism |
| WO2020258678A1 (en) * | 2019-06-28 | 2020-12-30 | 郭秋盛 | Thin-wall single-cavity plastic forming mold |
| CN113021797A (en) * | 2021-04-27 | 2021-06-25 | 浙江天能精工科技有限公司 | Quick demoulding device of gas cap for injection mold production |
| CN113386305A (en) * | 2020-03-11 | 2021-09-14 | 华为技术有限公司 | Die and processing method |
| CN114714578A (en) * | 2022-06-10 | 2022-07-08 | 杭州前进联轴器有限公司 | Automatic large high-elasticity rubber injection mold and use method thereof |
| CN115042395A (en) * | 2022-07-19 | 2022-09-13 | 华域视觉科技(上海)有限公司 | Gas-assisted demoulding device and demoulding method thereof and injection mould |
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