CN109648813A - The cooling structure of cooling tube and mold - Google Patents
The cooling structure of cooling tube and mold Download PDFInfo
- Publication number
- CN109648813A CN109648813A CN201710948061.4A CN201710948061A CN109648813A CN 109648813 A CN109648813 A CN 109648813A CN 201710948061 A CN201710948061 A CN 201710948061A CN 109648813 A CN109648813 A CN 109648813A
- Authority
- CN
- China
- Prior art keywords
- face
- lippacking
- cooling
- rear end
- pipe
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Withdrawn
Links
- 238000001816 cooling Methods 0.000 title claims abstract description 159
- 230000002093 peripheral effect Effects 0.000 claims abstract description 14
- 230000015572 biosynthetic process Effects 0.000 claims abstract description 4
- 230000006835 compression Effects 0.000 claims description 3
- 238000007906 compression Methods 0.000 claims description 3
- 239000012809 cooling fluid Substances 0.000 abstract description 11
- 239000000463 material Substances 0.000 description 11
- 230000000694 effects Effects 0.000 description 7
- 239000002184 metal Substances 0.000 description 4
- 239000012530 fluid Substances 0.000 description 3
- 229920001971 elastomer Polymers 0.000 description 2
- 238000005516 engineering process Methods 0.000 description 2
- 238000003780 insertion Methods 0.000 description 2
- 230000037431 insertion Effects 0.000 description 2
- 238000004519 manufacturing process Methods 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 238000007789 sealing Methods 0.000 description 2
- 229920002379 silicone rubber Polymers 0.000 description 2
- 229920002725 thermoplastic elastomer Polymers 0.000 description 2
- 238000005266 casting Methods 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000004512 die casting Methods 0.000 description 1
- 239000000806 elastomer Substances 0.000 description 1
- 238000002347 injection Methods 0.000 description 1
- 239000007924 injection Substances 0.000 description 1
- 238000001746 injection moulding Methods 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 238000012856 packing Methods 0.000 description 1
- 238000003825 pressing Methods 0.000 description 1
- 230000002265 prevention Effects 0.000 description 1
- 238000007711 solidification Methods 0.000 description 1
- 230000008023 solidification Effects 0.000 description 1
- 229910001220 stainless steel Inorganic materials 0.000 description 1
- 239000010935 stainless steel Substances 0.000 description 1
- 229920003002 synthetic resin Polymers 0.000 description 1
- 239000000057 synthetic resin Substances 0.000 description 1
- 229920001169 thermoplastic Polymers 0.000 description 1
- 239000004416 thermosoftening plastic Substances 0.000 description 1
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 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
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B22—CASTING; POWDER METALLURGY
- B22D—CASTING OF METALS; CASTING OF OTHER SUBSTANCES BY THE SAME PROCESSES OR DEVICES
- B22D17/00—Pressure die casting or injection die casting, i.e. casting in which the metal is forced into a mould under high pressure
- B22D17/20—Accessories: Details
- B22D17/22—Dies; Die plates; Die supports; Cooling equipment for dies; Accessories for loosening and ejecting castings from dies
- B22D17/2218—Cooling or heating equipment for dies
-
- 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
- B29C33/04—Moulds or cores; Details thereof or accessories therefor with incorporated heating or cooling means using liquids, gas or steam
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Physics & Mathematics (AREA)
- Fluid Mechanics (AREA)
- Manufacturing & Machinery (AREA)
- Moulds For Moulding Plastics Or The Like (AREA)
- Molds, Cores, And Manufacturing Methods Thereof (AREA)
Abstract
The present invention provides a kind of cooling tube and the cooling structures of mold, are less likely to occur cooling fluid leakage while capable of simplifying the operation for being installed to cooling hole.The cooling tube being inserted into the cooling hole formed in a mold includes: pipe, is extended along axis from front end side rear end side, and be formed on the outer periphery towards the slot being recessed with the inside of the axis right angle orientation of axis vertical take-off；And lippacking, it is configured in the outside of the axis right angle orientation of the bottom surface of the slot of pipe formation, slot has: the first face, in face of the front end face of lippacking；And second face, in face of the rear end face of lippacking, pipe has: first, being formed with the first face in rear end；And second, it is formed with the second face in front end, the outer diameter of first outer peripheral surface expands with from front end side towards rear end side.
Description
Technical field
The present invention relates to cooling tube and the cooling structures of mold, more particularly to can simplify the operation for being installed to cooling hole
The cooling structure of cooling tube and mold.
Background technique
Cooling structure as the mold for manufacturing formed body by compression casting, injection molded etc., it is known that from being mounted on shape
The structure (patent document 1,2) of cooling fluid is supplied to cooling hole at the cooling tube in the cooling hole of mold.To prevent from cooling down
Fluid is leaked from cooling hole, and in patent document 1, cooling tube is threadedly secured in cooling hole, in patent document 2, installation
In the O-ring on cooling tube between cooling tube and cooling hole.
Existing technical literature
Patent document
Patent document 1: Japanese Unexamined Patent Publication 2004-154796 bulletin
Patent document 2: Japanese Unexamined Patent Publication 2017-42792 bulletin
Summary of the invention
Problems to be solved by the invention
However, in the technology disclosed in patent document 1, since cooling tube being inserted into after cooling hole, it is necessary to pass through rotation
Turn cooling tube and carry out fastening thread, therefore, the operation that cooling tube is installed to cooling hole is become cumbersome.Disclosed in patent document 2
In technology, though fastening thread is cumbersome like that when cooling tube will not be installed to cooling hole, when being inserted into cooling tube, O-ring is easy
It is detached from or distorts, and since the small O-ring of line footpath cannot increase extruding allowance, exist and be easy to happen cooling fluid from O
The problem of clearance leakage between shape ring and cooling hole.
The present invention is to propose to solve the above-mentioned problems, can simplify its purpose is to provide one kind and be installed to cooling
It is less likely to occur the cooling tube of cooling fluid leakage and the cooling structure of mold while the operation in hole.
The means to solve the problem
In order to reach its purpose, the first aspect of the present invention provides a kind of be inserted into the cooling hole formed in a mold
Cooling tube comprising: pipe, along axis from front end side rear end side extend, and be formed on the outer periphery towards with the axis just
The slot of the inside recess of the axis right angle orientation of friendship；And lippacking, it is configured at the bottom surface of the slot formed in the pipe
Axis right angle orientation outside, the slot has: the first face, in face of the front end face of the lippacking；And second face, face
To the rear end face of the lippacking, the pipe has: first, being formed with first face in rear end；And second,
It is formed with second face in front end, the outer diameter of first outer peripheral surface expands with from front end side towards rear end side.
The second aspect of the present invention is that the outer diameter in second face is greater than the outer of the rear end face of the lippacking
Diameter.
The third aspect of the present invention is, the lippacking has a wide diameter portion, the diameter of the inner circumferential of the wide diameter portion with
Be extended to the rear end face towards rear end side.
The fourth aspect of the present invention provides a kind of cooling structure of mold, in the cooling hole formed in the mold inserted with
Above-mentioned cooling tube, the cooling hole have: the first hole portion, described first of the configuration in inside, and to lip described in radial compression
Shape sealing element；And second hole portion, described second of the configuration in inside, second hole portion and it is second described between gap
Less than from the bottom surface of the slot to the distance of first hole portion.
The fifth aspect of the present invention is that the cooling tube has protrusion, and the protrusion and the lippacking exist
Interval is protruded from the outside of the outer circumferential axis right angle orientation of the pipe on axis direction, and the protrusion configuration is described the
The inside of two hole portions.
Invention effect
According to the cooling tube of first aspect, lippacking is configured at the axis right angle orientation of the bottom surface of the slot formed on pipe
Outside.Since the first face of slot faces the front end face of lippacking, the second face of slot faces the rear end face of lippacking, because
This lippacking is constrained to not move in axis direction by slot.Since lippacking is not easy to distort when being inserted into cooling tube
Or be detached from, it is less likely to occur while and being capable of increasing extruding allowance, therefore the operation for being installed to cooling hole can be simplified cold
But fluid leaks.
Moreover, because pipe includes forming first of the first face in rear end and forming second of the second face in front end, the
The outer diameter of one outer peripheral surface, therefore can be easily by first from pipe with being gradually expanded from front end side towards rear end side
Front end side be inserted into lippacking.Therefore, lippacking can be easily installed on pipe.
According to the cooling tube of second aspect, since the outer diameter in the second face is greater than the outer diameter of the rear end face of lippacking, because
This is other than the effect of first aspect, when cooling tube to be inserted into the cooling hole of mold, can prevent lippacking
Rear end lateral deviation from.
According to the cooling tube of the third aspect, due to lippacking wide diameter portion inner circumferential diameter with towards rear end side and
It is gradually expanded to rear end face, therefore more easily first front end face can be inserted into lippacking.Therefore, in addition to
The effect of first aspect or second aspect, additionally it is possible to lippacking is more easily installed on pipe.
In the cooling structure of the mold of fourth aspect, the cooling tube of first aspect or second aspect, which is inserted into, is formed in mould
In the cooling hole of tool.In cooling hole, lippacking is squeezed radially configured with first the first hole portion in inside,
The inside of second hole portion is configured with second.Since the gap-ratio between the second hole portion and second is from the bottom surface of slot to the first hole
The distance in portion is small, therefore, even if just in case cooling hole nearby splits in mold, into the formed body material in cooling hole from the portion of splitting
Divide and enter between lippacking and cooling hole, easily material can also be cooled down at second and make its solidification.Cause
This, can inhibit the quantity of material leaked out between lippacking and cooling hole in contingency.
According to the cooling structure of the mold of the 5th aspect, in cooling tube, protrusion and lippacking are in axis direction
Upper interval protrusion on the outside of the outer circumferential axis right angle orientation of pipe.Since protrusion is configured in the inside of the second hole portion,
It can prevent that cooling tube from deviateing in axis right angle orientation relative to cooling hole or cooling tube is distorted centered on lippacking.Its
As a result, not allowing the part for being also easy to produce press ratio reduction in lippacking, therefore in addition to the effect of fourth aspect, additionally it is possible to make
It must be less likely to occur cooling fluid leakage.
Detailed description of the invention
Fig. 1 is the half sectional view of the cooling tube of first embodiment of the invention.
Fig. 2 is the half sectional view of cooling tube after amplifying front end side.
Fig. 3 is mounted in the half sectional view of the cooling tube in the cooling hole of mold.
Fig. 4 is the half sectional view of the cooling tube of second embodiment.
Fig. 5 is the half sectional view of the cooling tube of third embodiment.
Description of symbols
10,50,60... cooling tube；20,51... second manages (pipe)；21... slot；22... bottom surface；23... the first face；
24... the second face；25... first；26... outer peripheral surface；27,52... second；30... lippacking；31... front end
Face；32... rear end face；33... lip；35... wide diameter portion；36... protrusion；40... mold；45... cooling hole；46...
First hole portion；48... the second hole portion；61... it manages；O... axis.
Specific embodiment
Hereinafter, being illustrated referring to attached drawing to the preferred embodiment of the present invention.Fig. 1 is with the first embodiment party of the invention
The axes O of cooling tube 10 in formula is the half-sectional view having a common boundary, and Fig. 2 is the half sectional view for amplifying the front end side of cooling tube 10.?
In Fig. 1 and Fig. 2, the half of the full sectional view of cooling tube 10 and the half of outline drawing clip axes O and show (Fig. 3 also phase into Fig. 5
Together).In fig. 1 and 2, scheme the front end side that right side is known as cooling tube 10, (Fig. 3 is extremely for the rear end side of figure left side referred to as cooling tube 10
It is also identical in Fig. 5).
As shown in Figure 1, cooling tube 10 includes: the first pipe 11 extended along axes O from front end side rear end side；In axes O
The second pipe 20 of the first pipe 11 is surrounded in the whole length in direction in a manner of separating gap with the first pipe 11；Keep the first pipe 11
With the head 12 of the rear end side of the second pipe 20.First pipe 11 and the second pipe 20 are the linear metal tubulations of both ends open.The
One pipe, 11 to the second pipe 20 is long, and the state that head 12 is protruded from the second pipe 20 with the both ends of the first pipe 11 keeps the first pipe 11 and the
Two pipes 20.Head 12 is formed with first flow path 13 and second flow path 14.First pipe 11 is connected to first flow path 13, and the second pipe 20 connects
Pass to second flow path 14.
In the second pipe 20, it is formed in the front end side of periphery recessed towards the inside of the axis right angle orientation orthogonal with axes O
Sunken slot 21.Slot 21 is formed in the whole circumference of the second pipe 20.In the second pipe 20, in the front end in the axes O direction of slot 21
Side is formed with circular first 25, and the rear end side in the axes O direction of slot 21 is formed with circular second 27.?
Two 27 rear ends are connected with the third portion 28 of the small tubular of outer diameter of the outer diameter than second 27.Head 12 is fixed on third portion 28
Rear end.
In the second pipe 20, lippacking 30 is installed in slot 21.Lippacking 30 is by silicon rubber, fluorubber etc.
The rubber-like elastic bodies such as thermoplastic elastic body are made.In the second pipe 20, it is provided with lippacking 30 in axes O
The cricoid protrusion 36 that interval is protruded from the outside of the outer circumferential axis right angle orientation in third portion 28 on direction.In this implementation
In mode, protrusion 36 is the metal part annularly formed by stainless steel etc., is mounted in third portion 28.It is arranged in third
The outer diameter of the protrusion 36 in portion 28 is set greater than or the outer diameter D 4 equal to second 27 (referring to Fig. 2).
As shown in Fig. 2, lippacking 30 has front end face 31 and rear end face 32, be formed as in the present embodiment in the past
The length of end face 31 to rear end face 32 tubulose bigger than the outer diameter D 3 of lip 33.Lippacking 30 arranges on axes O direction
It is provided with multiple lips 33 (present embodiment is 5).The section containing axes O of each lip 33 is formed as triangle, and from
Rear end side is towards front end side undergauge.
Lippacking 30 is provided with rear end 34, is formed with rear end face 32 in the rear end of the rear end 34.Rear end 34
The section (referring to Fig. 2) containing axes O be formed as rectangle.The outer diameter of outer diameter, that is, rear end face 32 of rear end 34 is set greater than lip
The outer diameter D 3 in portion 33.Inner circumferential in rear end 34 is formed with wide diameter portion 35, and the internal diameter of the wide diameter portion 35 is with from front end side direction
Rear end side and be extended to rear end face 32.
Lippacking 30 is mounted in the slot 21 being formed in the second pipe 20.Slot 21 includes: the interior of lippacking 30
Bottom surface 22 that week is close to, in face of lippacking 30 front end face 31 the first circular face 23, on axes O direction with
First face 23 is relatively and in face of the second circular face 24 of the rear end face 32 of lippacking 30.Bottom surface 22 is in axes O direction
Be approximately equal to the length to lippacking 30 in the length (from front end face 31 to the length of rear end face 32) in axes O direction.
Second pipe 20 includes: to be formed with first 25 of the first face 23 in rear end；With the second face 24 being formed in front end
Second 27.First 25 be positioned at the position of the front end of the second pipe 20, the outer diameter of first 25 outer peripheral surface 26 with from
Front end side expands towards rear end side.In first 25, the complete cycle in the corner that outer peripheral surface 26 and the first face 23 intersect is implemented
Fillet processing.
In the present embodiment, first 25 outer peripheral surface 26 is set as 30 ° to 50 ° relative to the angle, θ of axes O.
The diameter D1 of the front end of first 25 outer peripheral surface 26 is less than the outer diameter of the bottom surface 22 of slot 21 and the internal diameter of lippacking 30.The
One 25 outer diameter D 2 is less than the outer diameter of the front end face 31 of lippacking 30, and is less than the outer diameter D 3 of lip 33.
In second 27, the section comprising axes O is formed as rectangle.Second 27 outer diameter D 4, i.e. the second face 24
Outer diameter is greater than the outer diameter of the rear end face 32 of lippacking 30.In the present embodiment, first 25 and second 27 1 bodily form
As a component, which engages with the front end in third portion 28.However, the invention is not limited thereto, naturally it is also possible to will be from
It is formed as one to third portion 28, or second 27 and third portion 28 is formed into integrated component and are engaged in first for one 25
25。
When replacing lippacking 30, when lippacking 30 is installed to slot 21, by the second pipe 20
It is inserted into from the rear end of lippacking 30 34 for first 25.Due to the inner circumferential of the lippacking 30 before the second pipe 20 of insertion
The diameter D1 of the front end of outer peripheral surface 26 of the diameter less than first 25, therefore the second pipe 20 assigns 30 magnitude of interference of lippacking.
Outer diameter due to first 25 outer peripheral surface 26, can be easily by first with expanding from front end side towards rear end side
Portion 25 is inserted into lippacking 30.Since lippacking 30 forms wide diameter portion 35, rear end 34 in rear end 34
Sectional area reduce with wide diameter portion 35 corresponding to amount, so as to easily be inserted into lippacking 30 for first 25
In.In addition, can be not easy to scrape since fillet is processed into the corner between first 25 first face 23 and outer peripheral surface 26
The workability that first 25 is inserted into lippacking 30 is improved while hurting lippacking 30.
Next, being illustrated referring to Fig. 3 to the cooling structure for the mold 40 for using cooling tube 10.Fig. 3 is mounted in mould
The half-sectional view of cooling tube 10 in the cooling hole 45 of tool 40.Mold 40 have for by the manufacture such as die casting, injection moulding at
The first mold 41 and the second mold 42 of body.Chamber 43, the shape forming core 44 in the first mold 41 are formed in second mold 42.
Multiple cooling holes 45 are formed in mold 40.Cooling tube 10 is inserted respectively into each cooling hole 45.In addition, in figure 3 it is shown that
It is formed among multiple cooling holes in mold 40 in the cooling hole 45 of the type core 44 of pin-shaped formation.
The section that cooling hole 45 is directed towards the formation of type core 44 is circular dead angle hole.In cooling hole 45, it is formed in type core
The first hole portion 46 and internal diameter of 44 sides are greater than depth direction of second hole portion 48 in cooling hole 45 of the internal diameter of the first hole portion 46
It is connected on (Fig. 3 is left and right directions).In the first hole portion 46, stage portion 47 is formed in the middle part of axes O direction.Stage portion 47
Internal diameter be less than first 25 outer diameter D 2 (referring to Fig. 2) of cooling tube 10, the outer peripheral surface 26 greater than first 25 (referring to Fig. 2)
Front end diameter D1.It is identical that the internal diameter of second hole portion 48 is set as the size in the whole length of depth direction.
It is greater than the outer diameter of the first pipe 11 of cooling tube 10 by the internal diameter of the first hole portion 46 of front end side than stage portion 47.Compare platform
Rank portion 47 is less than the outer diameter D 3 of the lip 33 of lippacking 30 by the internal diameter of the first hole portion 46 of rear end side (referring to Fig. 2).The
The internal diameter of two hole portions 48 is slightly larger than second 27 outer diameter D 4 of cooling tube 10 (referring to Fig. 2).
When cooling tube 10 is inserted into cooling hole 45, configured than stage portion 47 by the inside of the first hole portion 46 of front end side
First pipe 11 of cooling tube 10 is formed with being partly arranged at than stage portion 47 by rear end side for lip 33 in lippacking 30
The inside of first hole portion 46.Due to being less than the outer diameter D 3 of lip 33 by the internal diameter of the first hole portion 46 of rear end side than stage portion 47
(referring to Fig. 2), therefore lip 33 is squeezed by the first hole portion 46.In addition, if the length of cooling hole 45 is set so that cooling tube
10 first 25 outer peripheral surface 26 abuts stage portion 47, then the axes O of cooling tube 10 can be made to pass through the center of stage portion 47.
In addition, the inside of the second hole portion 48 configuration rear end 34, second 27 of lippacking 30, third portion 28 and
Protrusion 36.Gap between second hole portion 48 and second 27 is less than 22 to the first hole portion of bottom surface from slot 21 (referring to Fig. 2)
Distance in 46 axis right angle orientation.The cooling tube 10 in cooling hole 45 is inserted by pressing plate (backboard) etc. (not shown) supporting head
Portion 12, it is fixed on axes O direction.
When the cooling fluids such as water to be supplied to the first flow path 13 for the cooling tube 10 being mounted on mold 40, cooling fluid
It is flowed out from the front end of the first pipe 11 to the first hole portion 46, cooling core 44.Since lip 33 is extruded in lippacking 30, because
And it can prevent cooling fluid from leaking.Cooling fluid after cooling core 44 enters the gap between the first pipe 11 and the second pipe 20,
It is discharged from second flow path 14.
In the present embodiment, due to using lippacking 30, compared with the case where using O-ring, Neng Gouzeng
Big extruding allowance.Since lippacking 30 is difficult to distort or ruptures, the leakage of cooling fluid is less likely to occur.Moreover,
Due to being formed with multiple lips 33 on lippacking 30, sealing performance can be improved.
Due in each lip 33, the section (referring to Fig. 2) comprising axes O is formed as triangle, and from rear end side direction
Front end side undergauge, therefore lippacking 30 easily can be inserted into the first hole portion 46.When while squeezing lip 33
When lippacking 30 is inserted into the first hole portion 46, lippacking 30 can cross slot 21 and rear end side is mobile.But
Since the outer diameter in second 27 second face 24 is greater than the outer diameter of the rear end face 32 of lippacking 30, prevention can be improved
The mobile effect of lippacking 30.
In addition, being the rear end 34 of rectangle in the section (referring to Fig. 2) comprising axes O due in lippacking 30
On be formed with rear end face 32, therefore can be improved the rigidity of rear end 34, compared with lip 33, rear end 34 can be made to be not easy
Flexible deformation.As a result, lippacking 30 can be further suppressed to the back-end when cooling tube 10 is inserted into cooling hole 45
Side is mobile.
On the other hand, when extracting cooling tube 10 from cooling hole 45 to safeguard etc., lippacking 30 can cross slot
21 and forward end side is mobile.But due to mobile with the integrated first 25 limitation lippacking 30 of the second pipe 20,
Lippacking 30 can be prevented to be detached from and remain in cooling hole 45 from the second pipe 20.
Just in case in the state that cooling tube 10 is inserted into cooling hole 45, although type core 44 fractureed or rupture but still Xiang Mo
The material of body is injected into the chamber 43 of tool 40, then, material will enter in cooling hole 45.Since from slot 21, (reference is schemed
2) distance of 22 to the first hole portion 46 of bottom surface is bigger, therefore in addition to material enters the first pipe 11, in the second pipe 20, material is also
Into between lippacking 30 and the first hole portion 46.But since the gap between the second hole portion 48 and second 27 is less than
From the bottom surface of slot 21 to the distance of the first hole portion 46, therefore material can be made to be easily detected by second 27, and can be
Two 27 easily cooling simultaneously curing materials.Therefore, it is able to suppress and leaks to lip packing from cooling hole 45 in contingency
The amount of material between part 30 and the first hole portion 46.As a result, it is possible to inhibit to remove the internal curing of cooling hole 45 material,
Repair the required the number of working processes such as the first mold 41.
In cooling tube 10, with 30 interval of lippacking on axes O direction, ring-type is configured in third portion 28
Protrusion 36, protrusion 36 configure in the inside of the second hole portion 48.Since the outer diameter of the protrusion 36 in third portion 28 is arranged in
It is set greater than the size of second 27 outer diameter D 4 (referring to Fig. 2), therefore cooling tube 10 can be prevented relative to cooling hole 45
Deviate in axis right angle orientation, or prevents cooling tube 10 from distorting centered on lippacking 30.As a result, it is possible to make lip 33
It is not easy the part for press ratio reduction occur, press ratio can be made roughly equal on the whole circumference direction of lip 33, therefore
It enables to that cooling fluid leakage is less likely to occur.
In cooling tube 10, the rear end 34 of lippacking 30 is configured in the inside of the second hole portion 48, lippacking
The inside for being partly arranged at the first hole portion 46 of end side is located further forward in 30 than rear end 34.When cooling tube 10 is inserted into cooling hole
45 or cooling tube 10, mold 40 when vibrating, the rear end 34 of soft lippacking 30 can be made to be contacted with the first hole portion 46
With the boundary of the second hole portion 48, rather than second 27 boundary for being contacted with the first hole portion 46 and the second hole portion 48.As a result, energy
Enough prevent the collision due to second 27 and the friction of the boundary of the first hole portion 46 and the second hole portion 48 or damage.
Next, being illustrated referring to Fig. 4 to second embodiment.In the first embodiment, it is stated that head 12 is protected
The case where holding the first pipe 11 and the second pipe 20.In contrast, in this second embodiment, to omission head 12 by the second pipe 51
The cooling tube 50 of the first pipe 11 is kept to be illustrated.In addition, for part identical with the part illustrated in first embodiment,
Identical appended drawing reference is marked, their description is omitted below.Fig. 4 be in second embodiment with axes O be have a common boundary cooling
The half-sectional view of pipe 50.
Cooling tube 50 has: the first pipe 11 separates the second pipe 51 for surrounding the first pipe 11 with gap with the first pipe 11.Second
Pipe 51, which has, is formed with second 52 and first 25 of the second face 24 in front end, the slot between first 25 and second 52
Lippacking 30 is installed in 21.It is identical in the whole length in axes O direction to be set as outer diameter for second 52.At second
In 52, rear end side is formed with first flow path 53 and second flow path 54, and keeps the rear end side of the first pipe 11.Second 52 outer diameter
Greater than the outer diameter (outer diameter of lip 33) of lippacking 30.
When cooling tube 50 is inserted into cooling hole 45 (referring to Fig. 3), in the first hole portion 46 for leaning on front end side than stage portion 47
Inside configuration cooling tube 50 the first pipe 11, in the rear end 34 and the of the inside of the second hole portion 48 configuration lippacking 30
Two 52.Gap between second hole portion 48 and second 52 is set as being less than from the bottom surface of slot 21 22 (referring to Fig. 2) to first
Distance in the axis right angle orientation of hole portion 46.
According to cooling tube 50, it can be realized function and effect same with first embodiment, and since head can be omitted
Portion 12 can reduce amount of parts.In cooling tube 50, since second 52 upwardly extends in axes O side, second 52 is matched
It sets in the inside of the second hole portion 48, therefore can prevent cooling tube 50 from deviateing in axis right angle orientation relative to cooling hole 45, or
Prevent cooling tube 50 from distorting centered on lippacking 30.
Next, being illustrated referring to Fig. 5 to third embodiment.In first embodiment and second embodiment,
The cooling tube 10,50 of the second pipe 20,51 of the first pipe 11 is surrounded with gap to having the first pipe 11 and separating with the first pipe 11
It is illustrated.In contrast, in the third embodiment, the cooling tube 60 that the first pipe 11 is omitted is illustrated.This
Outside, for part identical with the part illustrated in first embodiment, identical appended drawing reference is marked, is omitted below to it
Explanation.Fig. 5 is in third embodiment with the half-sectional view for the cooling tube 60 that axes O is boundary.
Cooling tube 60 includes: the pipe 61 extended along axes O from front end side rear end side；Before being mounted on and being formed in pipe 61
The lippacking 30 in slot 21 between first 25 of end side and second 27.Pipe 61 is the metal tubulation of both ends open,
The third portion 62 for having the rear end side for being connected to second 27.The rear end side in third portion 62 is kept by head 63.In head 63
It is formed with the flow path 64 being connected to third portion 62.Third portion 62 is provided with multiple protrusions 36 (present embodiment is 2).
It is different from the cooling hole 45 (referring to Fig. 3) illustrated in first embodiment, for the insertion of cooling tube 60 cooling hole (not
Diagram) it is connected to the cooling flowing path (not shown) for being formed in mold 40 (the first mold 41) inside.It is supplied from cooling tube 60 cold
But fluid passes through the cooling flowing path formed in a mold, cooling mold.According to cooling tube 60, can be realized and first embodiment
Same function and effect.
More than, the present invention is illustrated based on embodiment, but the present invention is not limited to the above embodiments, can easily pushed away
Survey is able to carry out various improvement deformations without departing from the scope of the subject in the invention.
In the above-described embodiment, it is illustrated to the case where being formed with 5 lip 33 in lippacking 30, but not
It is limited to this.The quantity of lip 33 can be suitably set.
In the above-described embodiment, lippacking 30 is formed as being greater than lip from front end face 31 to the length of rear end face 32
The case where tubulose of the outer diameter D 3 in portion 33, is illustrated, but not limited to this.It can of course make before lippacking 30
The length of end face 31 to rear end face 32 is set as the annular smaller than the outer diameter D 3 of lip 33.It can also ensure that lip 33 in this case
Extruding allowance.
To in the first embodiment cooling tube 10 third portion 28 configure protrusion 36 the case where, third reality
It applies in mode and is illustrated the case where third portion 62 configures two protrusion 36, but not limited to this, it can suitably set convex
The quantity in portion 36 out.Furthermore it is possible to suitably set the length in the axes O direction of protrusion 36.
In first embodiment and third embodiment, to second 27 length in axes O direction and first 25
It is illustrated in the case where same length in axes O direction, but not limited to this.Can of course make second 27 in axis
The length in the direction line O is longer than first 25 length on axes O direction enough.First 25 and second 27 in axes O side
Upward length can be suitably set.
In the third embodiment, the cooling tube 60 for being connected to third portion 62 to head 63 is illustrated, but is not limited to
This.Head 63 can certainly be omitted, makes second 27 to upwardly extend in axes O side as second embodiment.
Although explanation is omitted in various embodiments, the shape on head 12,63 can arbitrarily be set as cylindric, long
Cube shape, hexagonal column etc..In addition, certainly also can be in the first flow path 13, second flow path 14 and flow path 64 on head 12,63
Connector is set.Equally, it is of course possible to which in the first flow path 53 and second flow path 54 of cooling tube 50, connector is set.
In first embodiment and third embodiment, protrusion 36 is illustrated for metal situation, but
It is without being limited thereto.Can certainly use the elastomers of rubber-like such as rubber, the thermoplastic elastomer (TPE) such as silicon rubber, fluorubber and
Synthetic resin manufactures protrusion 36.In addition, protrusion 36 and third portion 28,62 can of course be integrally formed, rather than by
It is embedded into protrusion 36 for three 28,62 to configure protrusion 36 in third portion 28,62.
Claims (5)
1. a kind of cooling tube being inserted into the cooling hole formed in a mold characterized by comprising
Pipe extends from front end side rear end side along axis, and is formed on the outer periphery towards the axis right angle with the axis vertical take-off
The slot of the inside recess in direction；And
Lippacking is configured in the outside of the axis right angle orientation of the bottom surface of the slot of pipe formation,
The slot has:
First face, in face of the front end face of the lippacking；And
Second face, in face of the rear end face of the lippacking,
The pipe has:
First, first face is formed in rear end；And
Second, it is formed with second face in front end,
The outer diameter of first outer peripheral surface expands with from front end side towards rear end side.
2. cooling tube according to claim 1, which is characterized in that
The outer diameter in second face is greater than the outer diameter of the rear end face of the lippacking.
3. cooling tube according to claim 1 or 2, which is characterized in that
The lippacking has wide diameter portion, and the diameter of the inner circumferential of the wide diameter portion is extended to described with towards rear end side
Rear end face.
4. a kind of cooling structure of mold, inserted with of any of claims 1 or 2 cold in the cooling hole formed in the mold
But it manages, the cooling structure of the mold is characterized in that,
The cooling hole has:
First hole portion, described first of the configuration in inside, and to lippacking described in radial compression；And
Second hole portion, described second of the configuration in inside,
Second hole portion and it is second described between gap be less than from the bottom surface of the slot to first hole portion
Distance.
5. the cooling structure of mold according to claim 4, which is characterized in that
The cooling tube has a protrusion, the protrusion and the lippacking in the axial direction interval from described
The outside of the outer circumferential axis right angle orientation of pipe is protruded,
The protrusion configuration is in the inside of second hole portion.
Priority Applications (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710948061.4A CN109648813A (en) | 2017-10-12 | 2017-10-12 | The cooling structure of cooling tube and mold |
| JP2018192995A JP2019072765A (en) | 2017-10-12 | 2018-10-12 | Cooling pipe and mold cooling structure |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710948061.4A CN109648813A (en) | 2017-10-12 | 2017-10-12 | The cooling structure of cooling tube and mold |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN109648813A true CN109648813A (en) | 2019-04-19 |
Family
ID=66109469
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201710948061.4A Withdrawn CN109648813A (en) | 2017-10-12 | 2017-10-12 | The cooling structure of cooling tube and mold |
Country Status (2)
| Country | Link |
|---|---|
| JP (1) | JP2019072765A (en) |
| CN (1) | CN109648813A (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109909482A (en) * | 2019-05-07 | 2019-06-21 | 湖南佳海电梯设备制造有限公司 | The semi open model pouring technology of Iron Mould Coated Sand |
| CN110125371A (en) * | 2019-06-19 | 2019-08-16 | 广东鸿图科技股份有限公司 | Cooling separator, pin type point cold the combination cooling structure and application cooling with partition |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114102991B (en) * | 2021-12-10 | 2024-06-28 | 江苏伟世达车辆科技有限公司 | Injection mold for producing automobile rear fog lamp trim and use method thereof |
Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2378175Y (en) * | 1999-05-28 | 2000-05-17 | 成都兴光压铸工业有限公司模具制造分厂 | Die cooler |
| JP2002013684A (en) * | 1999-09-28 | 2002-01-18 | Tokai Rubber Ind Ltd | Quick connector |
| JP2011020142A (en) * | 2009-07-15 | 2011-02-03 | Suguro Tekko:Kk | Cooling pipe for die |
| CN102301172A (en) * | 2009-01-27 | 2011-12-28 | 株式会社久保田 | Pipe joint |
| CN103350466A (en) * | 2013-05-21 | 2013-10-16 | 宁波君灵模具技术有限公司 | Mold cooling system |
| CN205806474U (en) * | 2016-07-06 | 2016-12-14 | 金华市宏昌电器有限公司 | A kind of pipeline connects sealing structure |
| JP2016221577A (en) * | 2015-05-26 | 2016-12-28 | 株式会社エーユー | Metal mold cooling mechanism |
| JP2017042792A (en) * | 2015-08-27 | 2017-03-02 | 株式会社エーユー | Cooling pipe and mold cooling mechanism |
Family Cites Families (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US9221046B2 (en) * | 2014-01-30 | 2015-12-29 | Rainin Instrument, Llc | Air displacement pipette with enhanced blowout |
-
2017
- 2017-10-12 CN CN201710948061.4A patent/CN109648813A/en not_active Withdrawn
-
2018
- 2018-10-12 JP JP2018192995A patent/JP2019072765A/en active Pending
Patent Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2378175Y (en) * | 1999-05-28 | 2000-05-17 | 成都兴光压铸工业有限公司模具制造分厂 | Die cooler |
| JP2002013684A (en) * | 1999-09-28 | 2002-01-18 | Tokai Rubber Ind Ltd | Quick connector |
| CN102301172A (en) * | 2009-01-27 | 2011-12-28 | 株式会社久保田 | Pipe joint |
| JP2011020142A (en) * | 2009-07-15 | 2011-02-03 | Suguro Tekko:Kk | Cooling pipe for die |
| CN103350466A (en) * | 2013-05-21 | 2013-10-16 | 宁波君灵模具技术有限公司 | Mold cooling system |
| JP2016221577A (en) * | 2015-05-26 | 2016-12-28 | 株式会社エーユー | Metal mold cooling mechanism |
| JP2017042792A (en) * | 2015-08-27 | 2017-03-02 | 株式会社エーユー | Cooling pipe and mold cooling mechanism |
| CN205806474U (en) * | 2016-07-06 | 2016-12-14 | 金华市宏昌电器有限公司 | A kind of pipeline connects sealing structure |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109909482A (en) * | 2019-05-07 | 2019-06-21 | 湖南佳海电梯设备制造有限公司 | The semi open model pouring technology of Iron Mould Coated Sand |
| CN110125371A (en) * | 2019-06-19 | 2019-08-16 | 广东鸿图科技股份有限公司 | Cooling separator, pin type point cold the combination cooling structure and application cooling with partition |
Also Published As
| Publication number | Publication date |
|---|---|
| JP2019072765A (en) | 2019-05-16 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN109648813A (en) | The cooling structure of cooling tube and mold | |
| JP6147946B1 (en) | Sealing device | |
| TWI670440B (en) | Resin pipe joint construction | |
| TWI739426B (en) | Sealing conduit joint | |
| CN103403413A (en) | Sealing device | |
| CN107208799A (en) | sealing ring and sealing structure | |
| JP2016161032A (en) | Connector member for pipe block connection and method for manufacturing the same | |
| CN105864282B (en) | Rolling bearing with sealing flange | |
| JP6135326B2 (en) | Seal structure and gasket manufacturing method | |
| US11703166B2 (en) | Pipe seal, pipe assembly, and method for forming a pipe assembly and a seal | |
| CN207290830U (en) | The cooling structure of cooling tube and mould | |
| JP2011202767A (en) | Flexible pipe connecting structure | |
| JP2010181018A (en) | Endless-type seal ring and belt-type continuously variable transmission | |
| JP2009191920A (en) | Seal ring and method for manufacturing seal ring | |
| JP6748073B2 (en) | Piston type accumulator piston seal structure | |
| JP2009085415A (en) | Seal ring | |
| JP6236521B2 (en) | Pipe fitting | |
| JP2015137729A (en) | Sealing device and manufacturing method of sealing device | |
| JP5877454B1 (en) | Mold cooling water flow block device | |
| CN112313056B (en) | Gasket manufacturing method for pipe | |
| TWI860395B (en) | Flow path structure | |
| JP5621779B2 (en) | Sealing device | |
| CN103343837A (en) | Self-locking quick connector device | |
| JP6594160B2 (en) | Sealing material and pipe fittings | |
| KR101712663B1 (en) | Oil groove |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| WW01 | Invention patent application withdrawn after publication |
Application publication date: 20190419 |
|
| WW01 | Invention patent application withdrawn after publication |