CN110421809A - A kind of fretting map depth chamber molding mold cavity type core cooling body - Google Patents
A kind of fretting map depth chamber molding mold cavity type core cooling body Download PDFInfo
- Publication number
- CN110421809A CN110421809A CN201910818196.8A CN201910818196A CN110421809A CN 110421809 A CN110421809 A CN 110421809A CN 201910818196 A CN201910818196 A CN 201910818196A CN 110421809 A CN110421809 A CN 110421809A
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- Prior art keywords
- taper hole
- rotary table
- hole
- type core
- table column
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- 238000001816 cooling Methods 0.000 title claims abstract description 43
- 238000000465 moulding Methods 0.000 title claims abstract description 27
- 239000000498 cooling water Substances 0.000 claims abstract description 72
- JEGUKCSWCFPDGT-UHFFFAOYSA-N h2o hydrate Chemical compound O.O JEGUKCSWCFPDGT-UHFFFAOYSA-N 0.000 claims abstract description 64
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 14
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical compound [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 claims description 20
- 238000009434 installation Methods 0.000 claims description 17
- 230000004888 barrier function Effects 0.000 claims description 16
- 238000007789 sealing Methods 0.000 claims description 13
- 210000004907 gland Anatomy 0.000 claims description 10
- 229910052742 iron Inorganic materials 0.000 claims description 10
- 235000010599 Verbascum thapsus Nutrition 0.000 claims description 2
- 244000178289 Verbascum thapsus Species 0.000 claims description 2
- 230000000151 anti-reflux effect Effects 0.000 claims 3
- 238000005266 casting Methods 0.000 claims 1
- 230000000694 effects Effects 0.000 abstract description 4
- 239000007788 liquid Substances 0.000 description 18
- 239000002826 coolant Substances 0.000 description 16
- 238000001746 injection moulding Methods 0.000 description 5
- 238000005187 foaming Methods 0.000 description 4
- 238000000034 method Methods 0.000 description 4
- 150000001875 compounds Chemical class 0.000 description 3
- 238000002347 injection Methods 0.000 description 3
- 239000007924 injection Substances 0.000 description 3
- 239000000243 solution Substances 0.000 description 3
- 230000009286 beneficial effect Effects 0.000 description 2
- 238000004519 manufacturing process Methods 0.000 description 2
- 238000010992 reflux Methods 0.000 description 2
- 239000000110 cooling liquid Substances 0.000 description 1
- 230000007812 deficiency Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 230000000423 heterosexual effect Effects 0.000 description 1
Classifications
-
- 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
Landscapes
- Physics & Mathematics (AREA)
- Fluid Mechanics (AREA)
- Engineering & Computer Science (AREA)
- Manufacturing & Machinery (AREA)
- Mechanical Engineering (AREA)
- Moulds For Moulding Plastics Or The Like (AREA)
Abstract
The invention discloses a kind of fretting map depth chamber molding mold cavity type core cooling bodies, with type chamber, backing plate and type core, type is intracavitary to be equipped with cooling water water inlet road and cavity side cooling water water inlet road on type chamber, type core cooling water water inlet road is equipped in backing plate, and type core cooling water water inlet road extends to type in-core, wherein, it is equipped with the first plenum member in cooling water water inlet road and cavity side cooling water water inlet road on type chamber, the water inlet of type core cooling water is equipped with the second plenum member in road.Fretting map depth chamber molding mold cavity type core cooling body provided by the invention, due to the above structure, so that the present invention is more preferable to the cooling effect of type chamber and type core.
Description
Technical field
The present invention relates to fretting map injection mold, specially a kind of fretting map depth chamber molding mold cavity type core cooler
Structure.
Background technique
Micro foaming injection moulding technique, is a kind of precise injection molding technology of innovation, and micro foaming injection moulding technique breaches
Many limitations of traditional injection moulding can significantly mitigate the weight of product, shorten molding cycle, and significantly improve the warpage of product
Deformation and dimensional stability.On the precise product that production high quality requires, micro foaming injection moulding technique has very big excellent
Gesture.
In fretting map injection mold, very high, the injection mold of especially deep chamber, if product is deep is required to the cooling of product
Intracavitary portion's inhomogeneous cooling, it is easy to cause scrap of the product, the yield rate of product is low.
Chinese patent CN201721688884.X discloses a kind of fretting map depth chamber molding mold cavity type core cooling body,
Including upper and lower compound plate, upper compound plate, which is divided into type chamber, sets cavity block, and support block, upper ejector retainner plate, lower ejector retainner plate and top are set on lower compound plate
Needle sets backing plate on support block, type core is set on backing plate, type core insert is set on type core, which is characterized in that is provided on type chamber in type chamber cooling
Annular on cooling water water outlet path, cavity side cooling water water inlet road, cavity side cooling water water outlet path and type chamber on water water inlet road, type chamber
Cooling water channel, cavity block outer wall cavity side spiral cooling water channel, open form core cooling water water inlet road and type core are cooling in backing plate
Water water outlet path, annular cooling water road, the outer wall of type core open core side spiral cooling water channel on open form core in type core insert.
In above-mentioned patent, the hydraulic pressure in each water route is uniform, thus cannot accelerate the flow velocity of water flow, so that device is to type
The cooling effect of core and type chamber is had a greatly reduced quality, in addition, can make when the water in type core cooling water water inlet road reaches a certain amount of
Cooling liquid reflux, to cannot be carried out to type core effectively cooling.
Summary of the invention
(1) the technical issues of solving
In view of the deficiencies of the prior art, the present invention provides a kind of fretting map depth chamber molding mold cavity type core cooling body,
The fretting map depth chamber molding mold cavity type core cooling body cooling effect for solving the problems, such as that above-mentioned patent document provides is poor.
(2) technical solution
In order to achieve the goal above, the present invention is achieved by the following technical programs:
A kind of fretting map depth chamber molding mold cavity type core cooling body, has type chamber, backing plate and type core, and the type is intracavitary
Equipped with cooling water water inlet road on type chamber and cavity side cooling water water inlet road, type core cooling water water inlet road is equipped in the backing plate, and
Type core cooling water water inlet road extends to the type in-core, wherein cooling water water inlet road and the cavity side on the type chamber
The first plenum member is equipped in cooling water water inlet road, the type core cooling water water inlet is equipped with the second plenum member in road.
Further, first plenum member includes:
Cooling water water inlet road/cavity side cooling water water inlet road inner wall on bottom plate, the periphery of the bottom plate and the type chamber
It is connected, the first taper hole is offered in the bottom plate；
One end of first connecting column, first connecting column is connected with one end of the bottom plate, and first connecting column
Close to cooling water water inlet road on the type chamber/cavity side cooling water water inlet road water outlet, offered in first connecting column
Second taper hole, second taper hole are connected to first taper hole, and the big end of second taper hole and first taper hole
Small end is connected；
First rotary table column, the small end of the first rotary table column are connected with the other end of first connecting column, and described first
First through hole is offered in rotary table column；
Second connecting column, one end of second connecting column are connected with the big end of the first rotary table column, and described second connects
It connects and offers the second through-hole in column, second through-hole is connected with the first through hole；
Second rotary table column, the big end of the second rotary table column are connected with the other end of second connecting column, and described second
Third through-hole is offered in rotary table column, the third through-hole is connected with second through-hole；
Third rotary table column, the big end of the third rotary table column are connected with the small end of the second rotary table column, the third circle
Third taper hole is offered in important actor, the third taper hole is connected with the third through-hole, and the big end of the third taper hole with
The water outlet of the third through-hole is connected；
The small end of 4th rotary table column, the 4th rotary table column is connected with the small end of the third rotary table column, the 4th circle
The 4th taper hole is offered in important actor, the 4th taper hole is connected with the third taper hole, and the big end of the 4th taper hole with
The small end of the third taper hole is connected；
The big end of 5th rotary table column, the 5th rotary table column is connected with the big end of the 4th rotary table column, the 5th circle
The 5th taper hole is offered in important actor, the 5th taper hole is connected with the third taper hole, and the big end of the 5th taper hole with
The small end of 4th taper hole is connected；
The big end of 6th rotary table column, the 6th rotary table column is connected with the small end of the 5th rotary table column, the 6th circle
The 6th taper hole is offered in important actor, the 6th taper hole is connected with the 5th taper hole, and the big end of the 6th taper hole with
The small end of 5th taper hole is connected.
Further, the first big taper hole is formed after first taper hole is connected to second taper hole, described first is logical
Hole, the second through-hole form a large through-hole after being connected to third through-hole, the third taper hole is formed after being connected to the 4th taper hole
The second largest taper hole.
Further, second plenum member includes:
Annular base plate, the periphery of the annular base plate are connected with the inner wall on type core cooling water water inlet road；
Connecting tube, the connecting tube are connected with the inner hole of the annular base plate, and the connecting tube includes being sequentially connected
Straight sections, the first Taper Pipe portion and the second Taper Pipe portion, one end of the straight sections are connected with the annular base plate, the straight sections
The other end is connected with the small end in first Taper Pipe portion, the big end and the big end phase in second Taper Pipe portion in first Taper Pipe portion
Even；
The big end of taper outlet pipe, the taper outlet pipe is connected with the small end in second Taper Pipe portion, and the taper
The side of outlet pipe has an opening；
Iron plate, the iron plate are fixed on the side in second Taper Pipe portion, are fixed with elastic slice on one end of the iron plate,
The elastic slice can block the opening.
It further, further include a pair of of anti-return component, a pair of of anti-return component is located at the type core cooling water
It intakes in the two sidewalls on road, and a pair of of anti-return component is located at the top at the turning on type core cooling water water inlet road.
Further, the anti-return component includes:
Extensible member, the top plate of the extensible member are slidably matched with corresponding macropore on the backing plate, the bottom of the extensible member
Bar is slidably matched with the aperture on the macropore bottom wall；
Spring, the spring are arranged between the bottom bar and the bottom wall of the aperture, and one end of the spring is arranged
On the guiding axis being located on the aperture bottom wall；
Drive rod, the drive rod are arranged on the inner end of the top plate, and the backing plate is protruded into the inner end of the drive rod
In upper corresponding installation cavity, and the drive rod is slidably matched with the first guide holder of a pair being located on the installation cavity side wall；
First rack gear, first rack gear are arranged on the side of the drive rod, and first rack gear and setting exist
Engage connection in the side of gear in the installation cavity；
Second rack gear, second rack gear engage connection with the other side of the gear, and second rack gear be located at
The second guide holder on the installation cavity side wall is slidably matched；
Barrier plate, the barrier plate are arranged on one end of second rack gear by a connecting rod, the barrier plate with
The through slot being provided on the installation cavity side wall is slidably matched；
Magnet, the magnet are arranged on the outer end of the barrier plate.
Further, the anti-return component further includes end cap, and the open end of the macropore, institute is arranged in the end cap
Stating end cap can be limited to the top plate in the macropore.
Further, the anti-return component further includes seal assembly, seal assembly setting the end cap with
Between the backing plate, and the seal assembly is located on the backing plate in corresponding annular mounting groove.
Further, the seal assembly includes:
The base snare of bracing ring, the bracing ring is located on the periphery of the end cap, passes through one on the outer end of the Ji Quan
Wave circle is connected with annular slab；
Sealing ring, the sealing ring have inner ring, and the inner ring is set on the periphery of the end cap, and the inner ring
The inner wall of inner face and the wave circle is cooperatively connected, and is connected with outer ring on the periphery of the inner ring, the outer ring
Cavity is offered on inner end, annular chamber is offered on the side wall of the cavity, and the outer rim of the annular slab is embedded in the annular
Pull ring intracavitary, that the periphery of the outer ring is equipped with annular feeler, is connected by a bowl-type circle, the periphery of the annular feeler
It keeps out on the inner wall of the annular mounting groove, the small end of the bowl-type circle is connected with the outer ring, the big end of the bowl-type circle
It is connected with the pull ring；
Gland, the gland are arranged on the periphery of the end cap, and the sealing ring is limited to the ring by the gland
In shape mounting groove.
Further, several annular grooves are offered on the periphery of the pull ring, are formed between adjacent annular groove
It keeps out on the inner wall of the annular mounting groove periphery of annular double wedge, the annular double wedge.
(3) beneficial effect
Beneficial effects of the present invention:
1. due to being equipped with the first plenum member in cooling water water inlet road on type chamber of the invention and cavity side cooling water water inlet road,
The water inlet of type core cooling water is equipped with the second plenum member in road, so as to increase coolant liquid cooling water water inlet road, type chamber on type chamber
Hydraulic pressure in side cooling water water inlet road and type core cooling water water inlet road, to increase coolant liquid from the first plenum member or second
The instantaneous velocity flowed out in plenum member is accelerated to shorten cooling time to the cooling velocity of type chamber and type core, improve the present invention
Working efficiency；
2. since the two sides on type core cooling water water inlet road of the invention are respectively equipped with anti-return component, it is thus possible to prevent type
Coolant liquid reflux in core cooling water water inlet road, improves the present invention to the cooling efficiency of type core, saves resource.
Detailed description of the invention
Fig. 1 is partial structural diagram of the invention.
Fig. 2 is the enlarged view in Fig. 1 at I.
Fig. 3 is the enlarged view in Fig. 1 at H.
Fig. 4 is the enlarged view in Fig. 1 at M.
Fig. 5 is the enlarged view in Fig. 4 at G.
Fig. 6 is the enlarged view in Fig. 4 at K.
Fig. 7 is the enlarged view in Fig. 6 at J.
In attached drawing: type chamber 10, backing plate 20, macropore 201, aperture 2011, guiding axis 20111, installation cavity 202, first are oriented to
Seat 2021, gear 2022, the second guide holder 2023, through slot 2024, annular mounting groove 203, third guide holder 204, type core 30, type
Cooling water water inlet road 40, cavity side cooling water water inlet road 50, type core cooling water water inlet road 60, magnet 70, end cap 80, sealing on chamber
Component 90, bracing ring 901, base circle 9011, wave circle 9012, annular slab 9013, sealing ring 902, inner ring 9021, outer ring 9022,
Cavity 90221, annular chamber 902211, annular feeler 9023, bowl-type circle 9024, pull ring 9025, annular groove 90251, convex annular
Tooth 90252, gland 903, the first plenum member 1, bottom plate 11, the first taper hole 111, the first connecting column 12, the second taper hole 121, first
Rotary table column 13, first through hole 131, the second connecting column 14, the second through-hole 141, the second rotary table column 15, third through-hole 151, third circle
Important actor 16, third taper hole 161, the 4th rotary table column 17, the 4th taper hole 171, the 5th rotary table column 18, the 5th taper hole 181, the 6th rotary table
Column 19, the 6th taper hole 191, the second plenum member 2, annular base plate 21, straight sections 22, the first Taper Pipe portion 23, the second Taper Pipe portion 24, cone
Shape outlet pipe 25, opening 251, iron plate 26, elastic slice 27, extensible member 3, top plate 31, bottom bar 32, spring 4, drive rod 5, the first rack gear
6, the second rack gear 7, barrier plate 8, connecting rod 9.
Specific embodiment
In order to enable the purposes, technical schemes and advantages of technical solution of the present invention are clearer, below in conjunction with this
The technical solution of the embodiment of the present invention is clearly and completely described in the attached drawing of invention specific embodiment.
Attached drawing 1 is referred to Fig. 7, a kind of fretting map depth chamber molding mold cavity type core cooling body as shown in Figure 1, tool
Have type chamber 10, backing plate 20 and a type core 30, be equipped in the type chamber 10 on type chamber cooling water water inlet road 40 and cavity side cooling water into
Water route 50 is equipped with type core cooling water in the backing plate 20 and intakes road 60, and type core cooling water water inlet road 60 extend to it is described
In type core 30, wherein be equipped with first in cooling water water inlet road 40 and cavity side cooling water water inlet road 50 on the type chamber
Plenum member 1, the type core cooling water water inlet is equipped with the second plenum member 2 in road 60, cold on type chamber so as to increase coolant liquid
But the hydraulic pressure in water water inlet road 40, cavity side cooling water water inlet road 50 and type core cooling water water inlet road 60, to increase cold
But the instantaneous velocity that liquid is flowed out from the first plenum member 1 or the second plenum member 2 accelerates the cooling speed to type chamber 10 and type core 30
Degree, shortens cooling time, the working efficiency of the fretting map depth chamber molding mold cavity type core cooling body is improved, so that micro-
Foamed molded product is high-quality.
As depicted in figs. 1 and 2, first plenum member 1 includes bottom plate 11, the first connecting column 12, the first rotary table column 13, the
Two connecting columns 14, the second rotary table column 15, third rotary table column 16, the 4th rotary table column 17, the 5th rotary table column 18 and the 6th rotary table column 19,
The periphery of the bottom plate 11 is connected with the inner wall on cooling water water inlet 40/ cavity side cooling water of road water inlet road 50 on the type chamber, institute
It states and offers the first taper hole 111 in bottom plate 11, one end of first connecting column 12 is connected with one end of the bottom plate 11, and institute
The water outlet on the first connecting column 12 cooling water water inlet 40/ cavity side cooling water of road water inlet road 50 on the type chamber is stated, it is described
The second taper hole 121 is offered in first connecting column 12, second taper hole 121 is connected to first taper hole 111, and described
The big end of two taper holes 121 is connected with the small end of first taper hole 111, and the small end of the first rotary table column 13 and described first connects
The other end for connecing column 12 is connected, and first through hole 131, one end of second connecting column 14 are offered in the first rotary table column 13
It is connected with the big end of the first rotary table column 13, the second through-hole 141, second through-hole is offered in second connecting column 14
141 are connected with the first through hole 131, the big end and the other end phase of second connecting column 14 of the second rotary table column 15
Even, third through-hole 151 is offered in the second rotary table column 15, the third through-hole 151 is connected with second through-hole 141
Logical, the big end of the third rotary table column 16 is connected with the small end of the second rotary table column 15, opens up in the third rotary table column 16
There is third taper hole 161, the third taper hole 161 is connected with the third through-hole 151, and the big end of the third taper hole 161
It is connected with the water outlet of the third through-hole 151, the small end of the small end of the 4th rotary table column 17 and the third rotary table column 16
It is connected, the 4th taper hole 171 is offered in the 4th rotary table column 17, the 4th taper hole 171 is connected with the third taper hole 161
It is logical, and the big end of the 4th taper hole 171 is connected with the small end of the third taper hole 161, the big end of the 5th rotary table column 18
It is connected with the big end of the 4th rotary table column 17, the 5th taper hole 181, the 5th taper hole is offered in the 5th rotary table column 18
181 are connected with the third taper hole 161, and the big end and the small end phase of the 4th taper hole 171 of the 5th taper hole 181
Even, the big end of the 6th rotary table column 19 is connected with the small end of the 5th rotary table column 18, opens up in the 6th rotary table column 19
There is the 6th taper hole 191, the 6th taper hole 191 is connected with the 5th taper hole 181, and the big end of the 6th taper hole 191
It is connected with the small end of the 5th taper hole 181, it is big that first taper hole 111 forms first after being connected to second taper hole 121
Taper hole, the first through hole 131, the second through-hole 141 form a large through-hole, the third taper hole after being connected to third through-hole 151
161 be connected to the 4th taper hole 171 after form the second largest taper hole.
It is finally flowed from the 6th taper hole 191 when coolant liquid from large through-hole flow to the second largest taper hole and flow to the 5th taper hole 181 again
When out, the radial dimension of the circulation path of coolant liquid reduces always, so that coolant liquid is in the exit of the 6th taper hole 191
It is hydraulic to reach maximum, i.e., so that instantaneous velocity when coolant liquid is flowed out from the 6th taper hole 191 reaches maximum, to accelerate cooling
Flowing velocity after liquid accelerates the cooling velocity to type chamber 10, shortens the cooling time to type chamber 10, it is micro- to improve this
The working efficiency of the deep chamber molding mold cavity type core cooling body of foaming.
As shown in figures 1 and 3, second plenum member 2 includes annular base plate 21, connecting tube, taper outlet pipe 25 and iron
The inner wall of piece 26, the periphery of the annular base plate 21 and the type core cooling water water inlet road 60 is connected, the connecting tube with it is described
The inner hole of annular base plate 21 is connected, and the connecting tube includes the straight sections 22 being sequentially connected, the first Taper Pipe portion 23 and the second cone
Pipe portion 24, one end of the straight sections 22 are connected with the annular base plate 21, the other end of the straight sections 22 and described first
The small end in Taper Pipe portion 23 is connected, and the big end in first Taper Pipe portion 23 is connected with the big end in second Taper Pipe portion 24, the cone
The big end of shape outlet pipe 25 is connected with the small end in second Taper Pipe portion 24, and the side of the taper outlet pipe 25 has one to open
Mouth 251, the iron plate 26 is fixed on the side in second Taper Pipe portion 24, is fixed with elastic slice on one end of the iron plate 26
27, the elastic slice 27 can block the opening 251.
When coolant liquid passes through the second plenum member 2, since elastic slice 27 blocks the opening 251 of the second plenum member 2, because
And when coolant liquid is flowed out from opening 251, elastic slice 27 can be made to be rushed to open, to make hydraulic increase, flow coolant liquid from opening 251
Instantaneous velocity increase is obtained when out, thus, the flowing velocity after coolant liquid is also accelerated, the cooling speed to type core 30 is accelerated
Degree, shortens the cooling time to type core 30, improves the work of the fretting map depth chamber molding mold cavity type core cooling body
Efficiency.
As shown in Figure 1, Figure 4 and Figure 5, which further includes that a pair is prevented back
Component is flowed, a pair of of anti-return component is located in the two sidewalls on type core cooling water water inlet road 60, and a pair of of anti-return group
Part is located at the top at the turning on type core cooling water water inlet road 60, and the anti-return component includes extensible member 3, spring 4, driving
Bar 5, the first rack gear 6, the second rack gear 7, barrier plate 8 and magnet 70, the top plate 31 of the extensible member 3 are corresponding on the backing plate 20
Macropore 201 be slidably matched, the bottom bar 32 of the extensible member 3 is slidably matched with the aperture 2011 on 201 bottom wall of macropore, institute
It states spring 4 to be arranged between the bottom bar 32 and the bottom wall of the aperture 2011, and one end of the spring 4 is set in positioned at institute
It states on the guiding axis 20111 on 2011 bottom wall of aperture, the drive rod 5 is arranged on the inner end of the top plate 31, the driving
The inner end of bar 5 is protruded on the backing plate 20 in corresponding installation cavity 202, and the drive rod 5 be located at 202 side of installation cavity
The first guide holder of a pair 2021 on wall is slidably matched, and first rack gear 6 is arranged on the side of the drive rod 5, and institute
It states the first rack gear 6 and engages connection, second rack gear 7 and institute with the side for the gear 2022 being arranged in the installation cavity 202
State the other side engagement connection of gear 2022, and second rack gear 7 and the second guiding on 202 side wall of installation cavity
Seat 2023 is slidably matched, and the barrier plate 8 is arranged on one end of second rack gear 7 by a connecting rod 9, the connecting rod
9 are slidably matched with the third guide holder 204 being located on 202 side wall of installation cavity, the barrier plate 8 be provided with the installation
Through slot 2024 on 202 side wall of chamber is slidably matched, and the magnet 70 is arranged on the outer end of the barrier plate 8, the anti-return
Component further includes end cap 80, and the open end of the macropore 201 is arranged in the end cap 80, and the end cap 80 can be by the top plate
31 are limited in the macropore 201.
In the present embodiment, magnetic different magnet 70 is respectively equipped on a pair of of barrier plate 8, so as to stop a pair
Plate 8 is pulled together, and prevents coolant liquid from flowing back.
When the hydraulic certain value i.e. coolant liquid of corner that reaches of the coolant liquid of the corner on type core cooling water water inlet road 60
Flow when reaching a certain amount of, extensible member 3 can be promoted to move inward, compressed spring 4, and drive the first rack gear 6 mobile makes gear
2022 rotations drive the second rack gear 7 mobile, barrier plate 8 are released, and a pair of of barrier plate 8 passes through a pair of of heterosexual magnet 70 and is pull-in on
Together, so as to prevent coolant liquid from flowing back, the fretting map depth chamber molding mold cavity type core cooling body is improved to type core
Cooling efficiency, save resource.
As shown in Fig. 4, Fig. 6 and Fig. 7, the anti-return component further includes seal assembly 90, and the seal assembly 90 is arranged
Between the end cap 80 and the backing plate 20, and the seal assembly 90 is located at corresponding annular mounting groove on the backing plate 20
In 203, the seal assembly 90 includes bracing ring 901, sealing ring 902 and gland 903, the base circle 9011 of the bracing ring 901
It is set on the periphery of the end cap 80, annular slab is connected with by a wave circle 9012 on the outer end of the base circle 9011
9013, the sealing ring 902 has inner ring 9021, and the inner ring 9021 is set on the periphery of the end cap 80, and described interior
The inner face of circle 9021 and the inner wall of the wave circle 9012 are cooperatively connected, and are connected on the periphery of the inner ring 9021
Outer ring 9022 offers cavity 90221 on the inner end of the outer ring 9022, offers annular on the side wall of the cavity 90221
Chamber 902211, the outer rim of the annular slab 9013 are embedded in the annular chamber 902211, are set on the periphery of the outer ring 9022
It keeps out the periphery of the pull ring 9025 for having annular feeler 9023, being connected by a bowl-type circle 9024, the annular feeler 9023
On the inner wall of the annular mounting groove 203, the small end of the bowl-type circle 9024 is connected with the outer ring 9022, the bowl-type circle
9024 big end is connected with the pull ring 9025, and the gland 903 is arranged on the periphery of the end cap 80, the gland
903 are limited to the sealing ring 902 in the annular mounting groove 203, offer on the periphery of the pull ring 9025 several
A annular groove 90251 forms annular double wedge 90252, the periphery of the annular double wedge 90252 between adjacent annular groove 90251
It keeps out on the inner wall of the annular mounting groove 203.
When end cap 80 to be mounted on backing plate 20, the periphery of annular feeler 9023 and annular double wedge 90252 can be promoted
Periphery expands outwardly, and is in close contact with the inner wall of annular mounting groove 203, so as to have between end cap 80 and backing plate 20
Effect sealing.
Cooling body of the invention is applied to fretting map molding die, so that the fretting map of fretting map molding die production produces
Quality is stablized.
It should be noted that embodiment of the present invention is only to realize preferred embodiment of the invention, to belonging to this
Invention general idea, and be only obvious change, be within the scope of protection of the invention within.
Claims (10)
1. a kind of fretting map depth chamber molding mold cavity type core cooling body has type chamber (10), backing plate (20) and type core (30),
Cooling water water inlet road (40) and cavity side cooling water water inlet road (50), the backing plate (20) on type chamber are equipped in the type chamber (10)
It is interior to be equipped with type core cooling water water inlet road (60), and type core cooling water water inlet road (60) extends in the type core (30),
It is characterized in that, is equipped with the first increasing in cooling water water inlet road (40) and cavity side cooling water water inlet road (50) on the type chamber
Casting die (1), type core cooling water water inlet road (60) is interior to be equipped with the second plenum member (2).
2. fretting map depth chamber molding mold cavity type core cooling body according to claim 1, which is characterized in that described
One plenum member (1) includes:
Bottom plate (11), the periphery of the bottom plate (11) and cooling water water inlet road (40)/cavity side cooling water water inlet on the type chamber
The inner wall on road (50) is connected, and offers the first taper hole (111) in the bottom plate (11)；
One end of first connecting column (12), first connecting column (12) is connected with one end of the bottom plate (11), and described
One connecting column (12) is close to the water outlet of cooling water water inlet road (40)/cavity side cooling water water inlet road (50) on the type chamber, institute
It states and is offered the second taper hole (121) in the first connecting column (12), second taper hole (121) and first taper hole (111) are even
It is logical, and the big end of second taper hole (121) is connected with the small end of first taper hole (111)；
First rotary table column (13), the small end of the first rotary table column (13) are connected with the other end of first connecting column (12),
First through hole (131) are offered in the first rotary table column (13)；
Second connecting column (14), one end of second connecting column (14) are connected with the big end of the first rotary table column (13), institute
It states and is offered the second through-hole (141) in the second connecting column (14), second through-hole (141) and the first through hole (131) phase
Connection；
Second rotary table column (15), the big end of the second rotary table column (15) are connected with the other end of second connecting column (14),
It is offered third through-hole (151) in the second rotary table column (15), the third through-hole (151) and second through-hole (141)
It is connected；
Third rotary table column (16), the big end of the third rotary table column (16) are connected with the small end of the second rotary table column (15), institute
It states and is offered third taper hole (161) in third rotary table column (16), the third taper hole (161) and the third through-hole (151) phase
Connection, and the big end of the third taper hole (161) is connected with the water outlet of the third through-hole (151)；
4th rotary table column (17), the small end of the 4th rotary table column (17) are connected with the small end of the third rotary table column (16), institute
It states in the 4th rotary table column (17) and offers the 4th taper hole (171), the 4th taper hole (171) and third taper hole (161) phase
Connection, and the big end of the 4th taper hole (171) is connected with the small end of the third taper hole (161)；
The big end of 5th rotary table column (18), the 5th rotary table column (18) is connected with the big end of the 4th rotary table column (17), institute
It states in the 5th rotary table column (18) and offers the 5th taper hole (181), the 5th taper hole (181) and third taper hole (161) phase
Connection, and the big end of the 5th taper hole (181) is connected with the small end of the 4th taper hole (171)；
The big end of 6th rotary table column (19), the 6th rotary table column (19) is connected with the small end of the 5th rotary table column (18), institute
It states in the 6th rotary table column (19) and offers the 6th taper hole (191), the 6th taper hole (191) and the 5th taper hole (181) phase
Connection, and the big end of the 6th taper hole (191) is connected with the small end of the 5th taper hole (181).
3. fretting map depth chamber molding mold cavity type core cooling body according to claim 2, which is characterized in that described
One taper hole (111) forms the first big taper hole, the first through hole (131), the second through-hole after being connected to second taper hole (121)
(141) large through-hole is formed after being connected to third through-hole (151), the third taper hole (161) and the 4th taper hole (171) are even
The second largest taper hole is formed after logical.
4. fretting map depth chamber molding mold cavity type core cooling body according to claim 1, which is characterized in that described
Two plenum members (2) include:
The periphery of annular base plate (21), the annular base plate (21) is connected with the inner wall of type core cooling water water inlet road (60)；
Connecting tube, the connecting tube are connected with the inner hole of the annular base plate (21), and the connecting tube includes being sequentially connected
Straight sections (22), the first Taper Pipe portion (23) and the second Taper Pipe portion (24), one end of the straight sections (22) and the annular base plate
(21) it is connected, the other end of the straight sections (22) is connected with the small end in first Taper Pipe portion (23), first Taper Pipe portion
(23) big end is connected with the big end in second Taper Pipe portion (24)；
The big end of taper outlet pipe (25), the taper outlet pipe (25) is connected with the small end in second Taper Pipe portion (24), and
The side of the taper outlet pipe (25) has an opening (251)；
Iron plate (26), the iron plate (26) are fixed on the side in second Taper Pipe portion (24), one end of the iron plate (26)
On be fixed with elastic slice (27), the elastic slice (27) can block the opening (251).
5. fretting map depth chamber molding mold cavity type core cooling body according to claim 4, which is characterized in that further include
A pair of of anti-return component, a pair of of anti-return component are located in the two sidewalls of type core cooling water water inlet road (60), and one
It is located at the top at the turning of type core cooling water water inlet road (60) to anti-return component.
6. fretting map depth chamber molding mold cavity type core cooling body according to claim 5, which is characterized in that described anti-
Reflux assembly includes:
Extensible member (3), the top plate (31) of the extensible member (3) are slidably matched with macropore (201) corresponding on the backing plate (20),
The bottom bar (32) of the extensible member (3) is slidably matched with the aperture (2011) on the macropore (201) bottom wall；
Spring (4), the spring (4) is arranged between the bottom bar (32) and the bottom wall of the aperture (2011), and the bullet
One end of spring (4) is set on the guiding axis (20111) on the aperture (2011) bottom wall；
Drive rod (5), the drive rod (5) are arranged on the inner end of the top plate (31), and the inner end of the drive rod (5) is protruded into
On the backing plate (20) in corresponding installation cavity (202), and the drive rod (5) be located on the installation cavity (202) side wall
The first guide holder of a pair (2021) be slidably matched；
First rack gear (6), first rack gear (6) is arranged on the side of the drive rod (5), and first rack gear (6)
Connection is engaged with the side for the gear (2022) being arranged in the installation cavity (202)；
Second rack gear (7), second rack gear (7) engage connection, and second tooth with the other side of the gear (2022)
Item (7) is slidably matched with the second guide holder (2023) being located on the installation cavity (202) side wall；
Barrier plate (8), the barrier plate (8) is arranged on one end of second rack gear (7) by a connecting rod (9), described
Barrier plate (8) is slidably matched with the through slot (2024) being provided on the installation cavity (202) side wall；
Magnet (70), the magnet (70) are arranged on the outer end of the barrier plate (8).
7. fretting map depth chamber molding mold cavity type core cooling body according to claim 6, which is characterized in that described anti-
Reflux assembly further includes end cap (80), and the end cap (80) is arranged in the open end of the macropore (201), end cap (80) energy
It is enough that the top plate (31) is limited in the macropore (201).
8. fretting map depth chamber molding mold cavity type core cooling body according to claim 7, which is characterized in that described anti-
Reflux assembly further includes seal assembly (90), the seal assembly (90) setting the end cap (80) and the backing plate (20) it
Between, and the seal assembly (90) is located on the backing plate (20) in corresponding annular mounting groove (203).
9. fretting map depth chamber molding mold cavity type core cooling body according to claim 8, which is characterized in that described close
Sealing assembly (90) includes:
The Ji Quan (9011) of bracing ring (901), the bracing ring (901) is set on the periphery of the end cap (80), the base
It encloses on the outer end of (9011) and annular slab (9013) is connected with by a wave circle (9012)；
Sealing ring (902), the sealing ring (902) have inner ring (9021), and the inner ring (9021) is set in the end cap
(80) on periphery, and the inner face of the inner ring (9021) and the inner wall of the wave circle (9012) are cooperatively connected, described
It is connected on the periphery of inner ring (9021) outer ring (9022), offers cavity on the inner end of the outer ring (9022)
(90221), it is offered annular chamber (902211) on the side wall of the cavity (90221), the outer rim of the annular slab (9013) is embedding
It is located in the annular chamber (902211), the periphery of the outer ring (9022) is equipped with annular feeler (9023), passes through a bowl-type
(9024) connected pull ring (9025) is enclosed, the periphery of the annular feeler (9023) is kept out in the annular mounting groove (203)
Inner wall on, the small end of the bowl-type circle (9024) is connected with the outer ring (9022), the big end of the bowl-type circle (9024) with
The pull ring (9025) is connected；
Gland (903), the gland (903) are arranged on the periphery of the end cap (80), and the gland (903) is by the sealing
Circle (902) is limited in the annular mounting groove (203).
10. fretting map depth chamber molding mold cavity type core cooling body according to claim 9, which is characterized in that described
Several annular grooves (90251) are offered on the periphery of pull ring (9025), form annular between adjacent annular groove (90251)
It keeps out on the inner wall of the annular mounting groove (203) periphery of double wedge (90252), the annular double wedge (90252).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910818196.8A CN110421809B (en) | 2019-08-30 | 2019-08-30 | Mold cavity core cooling mechanism of micro-foaming deep-cavity injection mold |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910818196.8A CN110421809B (en) | 2019-08-30 | 2019-08-30 | Mold cavity core cooling mechanism of micro-foaming deep-cavity injection mold |
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| Publication Number | Publication Date |
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| CN110421809A true CN110421809A (en) | 2019-11-08 |
| CN110421809B CN110421809B (en) | 2021-05-07 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201910818196.8A Active CN110421809B (en) | 2019-08-30 | 2019-08-30 | Mold cavity core cooling mechanism of micro-foaming deep-cavity injection mold |
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Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CA1212508A (en) * | 1984-01-11 | 1986-10-14 | Henry N. Shoji | Two-part mold core |
| US4966544A (en) * | 1987-07-22 | 1990-10-30 | Fuji Photo Film Co., Ltd. | Injection mold having cooling fins |
| JPH09262870A (en) * | 1996-01-23 | 1997-10-07 | Sekisui Chem Co Ltd | Injection mold and its production |
| JPH1158473A (en) * | 1997-08-12 | 1999-03-02 | Sekisui Chem Co Ltd | Die for injection molding |
| CN105082482A (en) * | 2014-05-23 | 2015-11-25 | 陈南吉 | Acceleration and pressurization energy saving device for injection molding machine |
| CN108068286A (en) * | 2017-12-07 | 2018-05-25 | 浙江凯华模具有限公司 | Fretting map depth chamber molding mold cavity core cooling body |
-
2019
- 2019-08-30 CN CN201910818196.8A patent/CN110421809B/en active Active
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CA1212508A (en) * | 1984-01-11 | 1986-10-14 | Henry N. Shoji | Two-part mold core |
| US4966544A (en) * | 1987-07-22 | 1990-10-30 | Fuji Photo Film Co., Ltd. | Injection mold having cooling fins |
| JPH09262870A (en) * | 1996-01-23 | 1997-10-07 | Sekisui Chem Co Ltd | Injection mold and its production |
| JPH1158473A (en) * | 1997-08-12 | 1999-03-02 | Sekisui Chem Co Ltd | Die for injection molding |
| CN105082482A (en) * | 2014-05-23 | 2015-11-25 | 陈南吉 | Acceleration and pressurization energy saving device for injection molding machine |
| CN108068286A (en) * | 2017-12-07 | 2018-05-25 | 浙江凯华模具有限公司 | Fretting map depth chamber molding mold cavity core cooling body |
Also Published As
| Publication number | Publication date |
|---|---|
| CN110421809B (en) | 2021-05-07 |
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