CN109203428A - Backboard, metal die and the metal die replacing options of metal die installation - Google Patents
Backboard, metal die and the metal die replacing options of metal die installation Download PDFInfo
- Publication number
- CN109203428A CN109203428A CN201810124201.0A CN201810124201A CN109203428A CN 109203428 A CN109203428 A CN 109203428A CN 201810124201 A CN201810124201 A CN 201810124201A CN 109203428 A CN109203428 A CN 109203428A
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- metal die
- mentioned
- backboard
- face
- flowing path
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- 229910052751 metal Inorganic materials 0.000 title claims abstract description 259
- 239000002184 metal Substances 0.000 title claims abstract description 259
- 238000009434 installation Methods 0.000 title claims abstract description 27
- 238000001816 cooling Methods 0.000 claims abstract description 49
- 238000000071 blow moulding Methods 0.000 claims abstract description 36
- 238000003780 insertion Methods 0.000 claims description 7
- 230000037431 insertion Effects 0.000 claims description 7
- 239000003381 stabilizer Substances 0.000 claims description 6
- 238000009740 moulding (composite fabrication) Methods 0.000 description 35
- 238000004519 manufacturing process Methods 0.000 description 31
- 239000002826 coolant Substances 0.000 description 9
- PCHJSUWPFVWCPO-UHFFFAOYSA-N gold Chemical compound [Au] PCHJSUWPFVWCPO-UHFFFAOYSA-N 0.000 description 8
- 239000010931 gold Substances 0.000 description 8
- 229910052737 gold Inorganic materials 0.000 description 8
- 238000010586 diagram Methods 0.000 description 7
- 238000000034 method Methods 0.000 description 7
- 238000010276 construction Methods 0.000 description 5
- 238000010102 injection blow moulding Methods 0.000 description 4
- 238000010923 batch production Methods 0.000 description 3
- 230000000694 effects Effects 0.000 description 3
- 238000010438 heat treatment Methods 0.000 description 3
- 238000002347 injection Methods 0.000 description 3
- 239000007924 injection Substances 0.000 description 3
- 239000011347 resin Substances 0.000 description 3
- 229920005989 resin Polymers 0.000 description 3
- 230000015572 biosynthetic process Effects 0.000 description 2
- 239000006071 cream Substances 0.000 description 2
- 239000000463 material Substances 0.000 description 2
- 238000002844 melting Methods 0.000 description 2
- 230000008018 melting Effects 0.000 description 2
- 239000004033 plastic Substances 0.000 description 2
- 229920003023 plastic Polymers 0.000 description 2
- -1 polyethylene terephthalate Polymers 0.000 description 2
- 239000004743 Polypropylene Substances 0.000 description 1
- 230000006978 adaptation Effects 0.000 description 1
- 239000004411 aluminium Substances 0.000 description 1
- 229910052782 aluminium Inorganic materials 0.000 description 1
- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 description 1
- 238000013459 approach Methods 0.000 description 1
- 238000013461 design Methods 0.000 description 1
- 238000001746 injection moulding Methods 0.000 description 1
- 238000012423 maintenance Methods 0.000 description 1
- NJPPVKZQTLUDBO-UHFFFAOYSA-N novaluron Chemical compound C1=C(Cl)C(OC(F)(F)C(OC(F)(F)F)F)=CC=C1NC(=O)NC(=O)C1=C(F)C=CC=C1F NJPPVKZQTLUDBO-UHFFFAOYSA-N 0.000 description 1
- 229920000139 polyethylene terephthalate Polymers 0.000 description 1
- 239000005020 polyethylene terephthalate Substances 0.000 description 1
- 229920001155 polypropylene Polymers 0.000 description 1
- 238000000926 separation method Methods 0.000 description 1
- 239000000243 solution Substances 0.000 description 1
- 238000012360 testing method Methods 0.000 description 1
- 238000012546 transfer Methods 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
- B29C49/00—Blow-moulding, i.e. blowing a preform or parison to a desired shape within a mould; Apparatus therefor
- B29C49/42—Component parts, details or accessories; Auxiliary operations
- B29C49/48—Moulds
-
- 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
- B29C49/00—Blow-moulding, i.e. blowing a preform or parison to a desired shape within a mould; Apparatus therefor
- B29C49/42—Component parts, details or accessories; Auxiliary operations
- B29C49/48—Moulds
- B29C49/4823—Moulds with incorporated heating or cooling means
-
- 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
- B29C49/00—Blow-moulding, i.e. blowing a preform or parison to a desired shape within a mould; Apparatus therefor
- B29C49/42—Component parts, details or accessories; Auxiliary operations
- B29C49/48—Moulds
- B29C49/4823—Moulds with incorporated heating or cooling means
- B29C2049/4825—Moulds with incorporated heating or cooling means for cooling moulds or mould parts
-
- 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
- B29C49/00—Blow-moulding, i.e. blowing a preform or parison to a desired shape within a mould; Apparatus therefor
- B29C49/42—Component parts, details or accessories; Auxiliary operations
- B29C49/48—Moulds
- B29C2049/4856—Mounting, exchanging or centering moulds or parts thereof
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29L—INDEXING SCHEME ASSOCIATED WITH SUBCLASS B29C, RELATING TO PARTICULAR ARTICLES
- B29L2022/00—Hollow articles
Landscapes
- Engineering & Computer Science (AREA)
- Manufacturing & Machinery (AREA)
- Mechanical Engineering (AREA)
- Moulds For Moulding Plastics Or The Like (AREA)
- Blow-Moulding Or Thermoforming Of Plastics Or The Like (AREA)
Abstract
The present invention provides the backboard, metal die and metal die replacing options of a kind of metal die installation, it is therefore intended that quickly carries out the replacement operation for being installed on the metal die of forming machine.Backboard (30A) has the first face (32) for being installed on blow-moulding machine (18) and installs second face (34) of metal die (40A), and cooling flowing path (36) is formed between the first face (32) and the second face (34).Cooling flowing path is not formed in metal die (40A).In the case where replacing metal die (40A), backboard (30A) is not unloaded from blow-moulding machine (18), and unload metal die (40A) from backboard (30A), new metal die (40A) is installed to the backboard (30A) for having unloaded metal die (40A).
Description
Technical field
The present invention relates to the backboard of metal die installation, metal die and metal die replacing options.
Background technique
For example, so-called blow molding is widely used in order to manufacture the hollow formings product such as plastic bottle.Blow molding be at
For two halves two metal dies clamp the resin (prefabricated component, parison) of melting after, make resin expansion using compressed air, cold
But hollow forming product are taken out from metal die after.
Metal die is installed on the platen of the installation section as blow-moulding machine by backboard (also referred to as " mounting plate ").
Metal die is different according to the shape of formed products, and when manufacturing the formed products of different shapes every time, replacement, which is installed on, to be blow molded into
The metal die of shape machine.
Moreover, heat is transferred to the metal die from the resin of melting, therefore, it is necessary to gold is carried out while forming formed products
Belong to the cooling of mold.
For example, disclose a kind of metal die in patent document 1, inlet of the medium, outlet of the medium and cold are formed
But slot, thus for cooling flow of media.The cooling bath of metal die described in Patent Document 1 is closed by backboard lid, from medium flow field
The cooling medium that entrance flows into captures the heat of metal mold parts on one side, flows out on one side from outlet of the medium, a succession of by this
Flow of media, realize the cooling of effective metal die.
Existing technical literature
Patent document
Patent document 1: Japanese Unexamined Patent Publication 2011-136424 bulletin
Summary of the invention
Problems to be solved by the invention
However, the metal die of circulation cooling medium is needed in each replacement operation carried out relative to blow-moulding machine
Pipe (hose) is carried out relative to the installation of the inflow entrance and outflux of cooling medium or unloads inferior additional operation.In addition,
Backboard is also replaced together with metal die.Such replacement operation for example needs several hours sometimes, manufacture a large amount of formed products,
In the case where i.e. so-called more batch productions, the operation ratio relative to entire manufacturing process is relatively small, therefore, will not become
Problem.
On the other hand, in a small amount of formed products of manufacture, i.e. so-called small lot production, such as carry out metal die daily
In the case where replacement operation, ratio opposite increase of the replacement operation of metal die relative to entire manufacturing process.Therefore, especially
It is in the case where carrying out small lot production, it is expected that rapidly carrying out the replacement operation of metal die.
Given this situation the present invention is made into, its purpose is to provide can quickly carry out being installed on forming machine
Metal die replacement operation metal die installation backboard, metal die and metal die replacing options.
Solution for solving the problem
In order to solve the above problems, backboard, metal die and the metal die of metal die installation of the invention be more
Method is changed using following scheme.
The backboard of the metal die installation of the first aspect of the present invention is configured between forming machine and metal die, and is used
In the metal die for becoming two halves is installed on forming machine, the backboard of above-mentioned metal die installation, which has, is installed on above-mentioned forming
First face of machine, the not formed cooling flowing path of installation above-mentioned metal die the second face and be formed in above-mentioned first face with it is above-mentioned
Cooling flowing path between second face.
In above-mentioned first aspect, it is also possible to above-mentioned second face and forms the concave shape being embedded in for above-mentioned metal die, it is above-mentioned
Cooling flowing path is formed in a manner of along above-mentioned concave shape.
In above-mentioned first aspect, it is also possible to above-mentioned concave shape and is made into semicircle, is semicircular to become for the back side
Above-mentioned metal die insertion.
In above-mentioned first aspect, being also possible to above-mentioned metal die is becoming a part for the semicircular above-mentioned back side
Stabilizers are formed, stablize above-mentioned metal die in the case where the above-mentioned back side being set as lower and place, above-mentioned second face is formed
The fitting portion being fitted into for aforementioned stable portion.
In above-mentioned first aspect, it is also possible to be formed in either above-mentioned metal die and above-mentioned second face for advising
The slot of the position of fixed above-mentioned metal die, forms the protrusion chimeric with above-mentioned slot in another party.
In above-mentioned first aspect, it is also possible to the above-mentioned gold that above-mentioned second face installation is simply formed with the mould of a formed products
Belong to mold.
In above-mentioned first aspect, being also possible to above-mentioned forming machine is blow-moulding machine.
The metal die of the second aspect of the present invention is installed on forming machine, above-mentioned gold by being formed with the backboard of cooling flowing path
Belong to mold to have the front for the mould to form formed products and be installed on the back side of above-mentioned backboard, between above-mentioned front and the above-mentioned back side
Do not form cooling flowing path.
The metal die replacing options of the third aspect of the present invention are to be equipped with not by being formed with the backboard of cooling flowing path
Formed cooling flowing path metal die forming machine metal die replacing options, include not by above-mentioned backboard from it is above-mentioned at
Shape machine unloads and the first step that unloads above-mentioned metal die from above-mentioned backboard；And to having unloaded the upper of above-mentioned metal die
State the second step of the new above-mentioned metal die of backboard installation.
Invention effect
According to the present invention, have the effect of quickly carrying out the replacement operation for being installed on the metal die of forming machine.
Detailed description of the invention
Fig. 1 is the skeleton diagram of the hollow forming product manufacturing of embodiments of the present invention.
Fig. 2 is the backboard of first embodiment of the invention and the skeleton diagram of metal die.
Fig. 3 is the skeleton diagram for indicating the blow molding process of first embodiment of the invention.
Fig. 4 is the backboard of second embodiment of the present invention and the skeleton diagram of metal die.
Fig. 5 is the backboard of third embodiment of the present invention and the skeleton diagram of metal die.
Fig. 6 is the backboard of the variation of third embodiment of the present invention and the enlarged drawing of metal die.
In figure:
18-blow-moulding machines, 30-backboards, the 32-the first face, the 34-the second face, 36-cooling flowing paths, 39-protrusions,
40-metal dies, 43-moulds, 46-guide grooves (slot), 70-concave shapes, 72A-even surface (stabilizers), 72B-even surface
(fitting portion).
Specific embodiment
Hereinafter, being replaced referring to attached drawing to the backboard, metal die and metal die of metal die installation of the invention
One embodiment of method is illustrated.
[1. first embodiment]
Hereinafter, being illustrated to first embodiment of the invention.
[structure of 1-1. hollow forming product manufacturing]
Fig. 1 is the skeleton diagram of the hollow forming product manufacturing 10 of present embodiment.Hollow forming product manufacturing 10
Such as manufacture plastic bottle formed products 12.
Hollow forming product manufacturing 10 has injection machine 14, temperature adjustment machine 16 and blow-moulding machine 18.Make
As an example of, blow-moulding machine 18 is injection-blow molding forming machine.Generally, injection-blow molding forming machine is suitable for that product 12 are formed
The case where mass production (more batch productions).
The process that injection machine 14 carries out formed products, that is, prefabricated component 20 of injection moulding test tube shape is (hereinafter referred to as " prefabricated
Part forming process ").The prefabricated component 20 of forming is inserted into pedestal, adjusts machine 16 to temperature by conveyer belt 22 and conveys.Temperature adjustment
Machine 16 has heater area, carries out temperature adjustment in a manner of showing plasticity to prefabricated component and heats.In addition, as one
Example, the material of prefabricated component 20 are polyethylene terephthalate, polypropylene etc..
Temperature prefabricated component 20 adjusted is conveyed by conveyer belt 22 to blow-moulding machine 18.Blow-moulding machine 18 carry out with
Lower process: after temperature prefabricated component 20 adjusted is clamped with metal die, it is expanded using high pressure air and is made
Formed products 12 (biaxial stretch blow molding, hereinafter referred to as " blow molding process ".).
In this way, the hollow forming product manufacturing 10 of present embodiment is to be carried out using different forming machines as the first step
Prefabricated component forming process and the blow molding process as second step two step approach.
[backboard of 1-2. present embodiment and the construction of metal die]
Referring to Fig. 2, the construction of the backboard 30A and metal die 40A of present embodiment are illustrated.Fig. 2 (A) is peace
The main view of the backboard 30A of platen 24 loaded on blow-moulding machine 18, Fig. 2 (B) are platen 24, backboard 30A and metal die
The top view of 40A.
Backboard 30A is configured between blow-moulding machine 18 (platen 24) and metal die 40A, for that will become the gold of two halves
Belong to mold 40A and is installed on blow-moulding machine 18.That is, metal die 40A is installed on platen 24 by backboard 30A.As an example, it carries on the back
Plate 30A is carried out relative to the engagement of platen 24, metal die 40A relative to the screw that is engaged through of backboard 30A.
Here, existing metal die is provided with cooling flowing path, the cooling flowing path is for the cooling prefabricated component because after heating
20 abut and transmit heat.Moreover, needing replacing in the case where manufacturing variform formed products 12 and being installed on blow molding
The metal die of machine 18.Therefore, the replacement operation for carrying out metal die every time requires to carry out hose relative to cooling medium
Inferior Appendage Task is unloaded in the installation of inflow entrance and outflux.In addition, backboard is also changed to according to the thickness etc. of metal die
It is suitble to the backboard of metal die.Because of these aspects, the replacement operation of metal die is sometimes for several hours.In addition, at present
Sometimes backboard and metal die are collectively referred to as metal die.
Then, the manufacture of a small amount of formed products 12 is carried out in a manner of the replacement operation for example to carry out metal die daily
In the case where (hereinafter referred to as " small lot production "), the replacement operation of metal die and backboard is relative to entire manufacturing process
Ratio is opposite to be increased.Moreover, metal die is heavier object, therefore, replacement operation is also required to manpower, mechanical equipment.In this way,
Especially in small lot production, the replacement operation of metal die and backboard has an impact the manufacture efficiency of formed products 12.
Therefore, the backboard 30A of present embodiment has: being installed on the first face 32 of blow-moulding machine 18 (platen 24)；Peace
Fill the second face 34 of metal die 40A；And it is formed between the first face 32 and the second face 34, and for the cold of cooling flow of media
But flow path 36.As an example, the first face 32 and the second face 34 are opposed face, and cooling medium is water.In addition, shown in Fig. 2 cold
But as an example of the path of flow path 36, it's not limited to that.
The mould 43 (dotted line of Fig. 2, also referred to as chamber) of formed products 12 is formed in the front 42 of metal die 40A.Metal mold
It is installed in a manner of being abutted with the positive 42 opposed back sides 44 by the second face 34 with backboard 30A of tool 40A.Moreover, in this implementation
The metal die 40A of mode does not form cooling flowing path.
Backboard 30A and metal die 40A are formed by the material of the excellent thermal conductivities such as aluminium.It is compared with the past as a result, to back
The cooling efficiency of plate 30A and metal die 40A increase.In addition, as describing details below, in order in replacement metal die
It is changed without backboard 30A in the case where 40A, considers the thickness of backboard 30A to design the thickness of metal die 40A.
The cooling flowing path 36 for being formed in backboard 30A has the inflow entrance 36i entered for cooling medium stream and for cooling medium stream
Outflux 36o out, cooling medium to metal die 40A by become predetermined temperature (such as 15 DEG C to 20 DEG C) in a manner of into
Row cooling.In addition, inflow entrance 36i and outflux 36o is configured at up and down direction in the side of backboard 30A 38, but do not limit
In this.Have engaging portion 50 in inflow entrance 36i and outflux 36o, pipe 52 is installed in engaging portion 50.
In platen 24, the protrusion relative to longitudinal position of regulation backboard 30A and metal die 40A is transversely set
26.In addition, being longitudinally formed with the protrusion of the lateral position for regulation metal die 40A in the second face 34 of backboard 30A
39.On the other hand, the guide groove 46 chimeric with protrusion 39 is formed at the back side of metal die 40A 44.
That is, backboard 30A is installed on platen 24 in a manner of being placed in the upper surface of protrusion 26.Metal die 40A is to load
In the protrusion 26 of platen 24 upper surface and the mode that keeps guide groove 46 chimeric with the protrusion 39 of backboard 30A install.Metal as a result,
Mold 40A is installed in a manner of easily making position in length and breadth become predetermined position.
In addition, the mould 43 of the formed products 12 of metal die 40A only forms one, each metal die 40A is arranged and is oriented to
Slot 46.In addition it is also possible to be, guide groove 46 is formed in the second face 34 of backboard 30A, and protrusion 39 is set to metal die 40A.
In addition, showing in the example of Fig. 2 and installing the example there are two metal die 40A in backboard 30A, but do not limit
In this, backboard 30A also can be made installation one or three constructions with upper mold 40A.Alternatively, it is also possible to be, in gold
Belong to mold 40A and form multiple guide grooves 46, forms protrusion 39 in backboard 30A in a manner of being fitted into multiple guide grooves 46.
[1-3. blow molding process]
Fig. 3 is the skeleton diagram for indicating the blow molding process of blow-moulding machine 18 of present embodiment.As shown in figure 3, at
Front 42 for the metal die 40A of two halves be configured to clip prefabricated component 20 each other and when connecing.Therefore, the metal of one or both
Mold 40A is moved in parallel together with backboard 30A and platen 24, is supported each other with the metal die 40A of another party using front 42
It is connected into and is integrated.In Fig. 3, as an example, metal die 40A, backboard 30A and (the following general name of platen 24 below paper
It is moved in parallel, the metal die 40A, backboard 30A and (the following general name of platen 24 above paper for " mobile metal die 60A ")
For " fixed metal die 60B) it does not move.
Then, in the case where carrying out blow molding, prefabricated component 20 is moved to the position of metal die 40A by conveyer belt 22
It sets.Later, the direction (arrow A) of from mobile metal die 60A to fixed metal die 60B are mobile, pass through fixed metal mold as a result,
Tool 60B and mobile metal die 60A clamp prefabricated component 20.18 pairs of blow-moulding machine by positive 42 gold against each other being integrally formed
Belong to the prefabricated component 20 that mold 40A is clipped and is blown into compressed air.By being blown into compressed air, prefabricated component 20 expands, by metal die
40A is extruded from as the shape of formed products 12.
Cooling medium flows into the cooling flowing path 36 for being formed in backboard 30A by pipe 52, to hold in blow molding process
It is continuous that metal die 40A is cooled down.That is, prefabricated component 20 is heated by temperature adjustment machine 16, but the metal mold by being cooled
Tool 40A and the compressed air being blown into, are formed as the shape of formed products 12, and be cooled.
If blow molding is completed, moves metal die 60A and moved to the direction (arrow B) for leaving fixed metal die 60B
It is dynamic.Then, the formed products 12 of formation are discharged by conveyer belt 22 from blow-moulding machine 18.
[the metal die replacing options of 1-4. present embodiment]
As described above, existing metal die also replaces backboard while replacing metal die.Metal die and back
Plate is heavier object, and therefore, a people is difficult to carry out replacement operation, is all the working machines such as multiple people or use crane
Carry out replacement operation.In addition, due to being formed with cooling flowing path in existing metal die, it is also desirable to flowed with cooling
The installation for the pipe that road is connected to and operation is unloaded, spends the activity duration.
On the other hand, the metal die replacing options of present embodiment do not unload backboard 30A from blow-moulding machine 18, and
Metal die 40A is unloaded from backboard 30A, new metal die 40A is installed to the backboard 30A for having unloaded metal die 40A.
In this way, the backboard 30A of present embodiment will not be replaced with the replacement of metal die 40A.That is, backboard 30A
As the state for being fixed on platen 24.Therefore, in the replacement operation of metal die 40A, the weight of backboard 30A will not be to operation
Time has an impact.Further, due to not forming cooling flowing path in metal die 40A in backboard 30A formation cooling flowing path 36,
Therefore, it even if in the case where replacing metal die 40A, does not need to carry out the operation for cooling flowing path 36 yet.
In addition, existing metal die is formed with multiple moulds in a metal die, and it is formed with cooling flowing path, therefore,
Even if being heavier object, it is also unpractical for being split according to each mould.Further, in more batch productions, metal mold
The replacement operation of tool will not frequently occur, therefore, even being formed with the replacement operation of the large-scale metal die of multiple moulds,
It is not regarded as problem.
On the other hand, the metal die 40A of present embodiment is premised on small lot produces, because not forming cooling stream
Therefore road is split according to each mould 43 and is formed.Therefore, the metal die 40A weight of present embodiment is small (such as several
Kg), multiple people or working machine are not needed, even a people is also able to carry out replacement.In addition, in the present embodiment,
Due to not forming cooling flowing path in metal die 40A, the manufacturing cost of metal die 40A reduces.
Further, the not formed guide groove 46 of existing metal die be installed on by skilled worker contraposition when backboard.Separately
On the one hand, the metal die 40A of present embodiment is in such a way that guide groove 46 is chimeric with the protrusion 39 of backboard 30A is formed in from back
Metal die 40A is installed the top of plate 30A.It as a result, in the present embodiment, also can be simple and high even if not being skilled worker
Carry out to precision the lateral contraposition of metal die 40A.
As mentioned above, the backboard 30A of present embodiment have be installed on the first face 32 of blow-moulding machine 18 with
And the second face 34 of installation metal die 40A, cooling flowing path 36 are formed between the first face 32 and the second face 34.Then, even if
In the case where replacing metal die 40A, it is also changed without backboard 30A, and in the not formed cooling flowing path of metal die 40A, therefore,
Compared with the past, operator can rapidly carry out the replacement operation of metal die 40A.
Therefore, pass through the backboard 30A and gold in the application present embodiment of blow-moulding machine 18 for carrying out small lot production
Belong to mold 40A, compared with the past, ratio opposite reduction of the replacement operation of metal die 40A relative to entire manufacturing process, because
This, compared with the past, the efficiency of small lot production improves.Further, by be suitable for the injection-blow molding more produced in batches at
The backboard 30A and metal die 40A of shape machine application present embodiment are also able to carry out the high small lot production of efficiency.
In addition, being labelled to formed products 12 (following sometimes while forming formed products 12 by metal die 40A
Referred to as " in-mold label ").In in-mold label, it is pre-configured with label in the mould 43 of metal die 40A, is formed by prefabricated component 20
While for formed products 12, the cream for being coated on label is melted and label is adhered to formed products 12.Therefore, in metal die
The region of the label allocation of 40A forms heater, is heated by heater to label.Moreover, the metal of present embodiment
Mold 40A is cooling by the cooling flowing path 36 for being formed in backboard 30A, therefore, the position of cooling flowing path 36 and the position of heater
Separation.Therefore, compared with the past, the metal die 40A of present embodiment is easy the computer heating control for carrying out having used heater, more
Specifically, being easy to carry out the computer heating control of part.As a result, for example, be able to carry out label relative to regional area stickup,
It is coated on the control etc. of attachment of the cream of label etc..
[2. second embodiment]
Hereinafter, being illustrated to second embodiment of the invention.
The structure of the hollow forming product manufacturing 10 of present embodiment and first embodiment shown in FIG. 1 it is hollow at
The structure of shape product manufacturing 10 is identical, and and the description is omitted.
[backboard of 2-1. present embodiment and the construction of metal die]
Fig. 4 is the top view for indicating the structure of backboard 30B and metal die 40B of present embodiment.In addition, to Fig. 4
In structure division identical with Fig. 2 mark identical with Fig. 2 symbol, and the description thereof will be omitted.
Here, cooled down in the backboard 30A of above-mentioned first embodiment from the back side of metal die 40A 44, because
This, from the region that metal die 40A is heated (mould 43) to cooling flowing path 36, there are distances, sometimes can not be equably to metal mold
Tool 40A is cooled down.
Therefore, the second face 34 of the backboard 30B of present embodiment is formed with the concave shape 70 for metal die 40B insertion,
Cooling flowing path 36 is formed in a manner of along concave shape 70.On the other hand, as an example, the metal die 40B of present embodiment
In cubic shaped, cross section is quadrangle (rectangle).That is, concave shape 70 is formed as quadrangle (rectangle), so as to for cross section
It is made the metal die 40B insertion of quadrangle.
In addition, metal die 40B insertion backboard 30B concave shape 70 as a result, sometimes due to thermal expansion etc. and be difficult to from
Concave shape 70 unloads.Therefore, metal die 40B be formed with from front 42 rearwardly 44 perforation threaded hole 47.Then, by spiral shell
Nail is inserted into threaded hole 47 from front 42, abuts the front end of screw with backboard 30B, by further rotating bolt, so as to
Separate metal die 40B from backboard 30B.As a result, it is possible to unload from backboard 30B by metal die 40B.In the example of Fig. 4
In, it is simply formed with a threaded hole 47 in metal die 40B, but not limited to this, can also be formed in metal die 40B more
A threaded hole 47.
In addition, the second face 34 for not forming concave shape 70 of backboard 30B and the front 42 of metal die 40B become same flat
Face.That is, the second face 34 of backboard 30B is consistent with the metal die 40B for becoming two halves parting line PL against each other.In addition, simultaneously
It is not limited to this, it, can also be with the front 42 of metal die 40B relative to back as long as metal die 40B can be fully cooled
The mode outstanding of the second face 34 of plate 30B has step.In addition, the side 38 of backboard 30B has step in the example of Fig. 4
38A, but necessarily there is no step 38A.
As shown in figure 4, the concave shape 70 and cooling flowing path 36 of the backboard 30B of present embodiment are formed as surrounding metal mold
Has the back side 44 and two sides 45 of 40B.In other words, compared with the backboard 30A of first embodiment, backboard 30B is so that cooling
The mode that flow path 36 covers metal die 40B extends side 38 to 42 direction of front of metal die 40B and is formed.In this way, golden
It is cooled from the back side 44 and two sides 45 to belong to mold 40B, therefore is more uniformly cooled.In addition, cooling flowing path shown in Fig. 4
As an example of 36, it's not limited to that.In addition, there are gaps between concave shape 70 and metal die 40B in Fig. 4, but this
It is the gap schematically illustrated, in fact, concave shape 70 is abutted with the back side 44 of metal die 40B and two sides 45.
Further, the metal die 40B of present embodiment is formed as being surrounded by the concave shape 70 of backboard 30B, therefore, big
Under (width and depth) it is smaller than the metal die 40A of first embodiment.That is, the volume of cooled metal die 40B into
One step reduces, and therefore, temperature management becomes easy.
As mentioned above, the second face 34 of the backboard 30B of present embodiment is formed with for metal die 40B insertion
Concave shape 70, cooling flowing path 36 are formed in a manner of along concave shape 70.Therefore, the backboard 30B of present embodiment can more
Metal die 40B is cooled down evenly.
In addition, the multiple backboard 30Bs different by the size (height, width, depth) for preparing concave shape 70 in advance, even if
In the case where the size of metal die 40B is different, it is also able to carry out correspondence.
[3. third embodiment]
Hereinafter, being illustrated to third embodiment of the invention.
The structure of the hollow forming product manufacturing 10 of present embodiment and first embodiment shown in FIG. 1 it is hollow at
The structure of shape product manufacturing 10 is identical, and and the description is omitted.
[backboard of 3-1. present embodiment and the construction of metal die]
Fig. 5 is the top view for indicating the structure of backboard 30C and metal die 40C of present embodiment.In addition, to Fig. 5
In structure division identical with Fig. 4 mark identical with Fig. 4 symbol, and the description thereof will be omitted.
The back side 44 of the metal die 40C of present embodiment becomes semicircle.In addition, the backboard 30C of present embodiment
The concave shape 70 in the second face 34 become semicircle, be embedded in become for the back side 44 for semicircular metal die 40C.This
Outside, the back side 44 of present embodiment is equivalent to the back side 44 and two sides 45 in second embodiment.
The back side 44 of metal die 40C becomes semicircle, and the concave shape 70 of backboard 30C becomes semicircle, thus from
The surface of concave shape 70 to metal die 40C mould 43 distance it is all the same in any position.Even if as a result, with the second embodiment party
Formula compares, and the backboard 30C of present embodiment also can more uniformly cool down metal die 40C.
In addition, the cross section as second embodiment is that the metal die 40B of quadrangle unloads in order to easy from backboard 30B
It is inferior, several gaps are needed between backboard 30B.On the other hand, by such as present embodiment by the concave shape of backboard 30C
The back side 44 of 70 and metal die 40C is made into semicircle, so as to further reduce metal die 40C's and backboard 30C
Adaptation is improved in gap.Thereby, it is possible to further increase the heat transfer efficiency of metal die 40C Yu backboard 30C.
Further, as indicated above, the concave shape 70 of the metal die 40B insertion backboard 30B of above-mentioned second embodiment
As a result, sometimes due to thermal expansion etc. and be difficult to unload from concave shape 70, therefore, be formed with threaded hole 47.On the other hand, this reality
The metal die 40C for applying mode becomes semicircle, therefore, passes through the position of the central axis CL from the metal die 40C that is staggered
(such as arrow C of Fig. 5) is pressed, so that as shown by arrow D, metal die 40C is in concave shape 70 with central axis
It is rotated centered on CL.Metal die 40C is easy to unload from the concave shape 70 of backboard 30C as a result, therefore, there is no need in metal mold
Have 40C and forms threaded hole 47.In addition, central axis CL be in the case where being combined with two metal die 40C as two halves at
For the line of longitudinally central axis.
[3-2. variation]
Fig. 6 is the enlarged drawing for indicating the variation of metal die 40C of present embodiment.As an example, gold shown in Fig. 6
Belong to mold 40C and is formed with threaded hole 47.
A part for being made the semicircular back side 44 of metal die 40C shown in Fig. 6 (A) becomes even surface
72A.In the example of Fig. 6, even surface 72A is formed in semicircular near top.Then, semicircle is made in backboard 30C
The concave shape 70 of shape forms even surface 72B, to be embedded in for the metal die 40C with even surface 72A.In addition, Fig. 6 (A) institute
As an example of the width W of even surface 72A, 72B for showing, it's not limited to that.
Metal die 40C is embedded in the recessed of backboard 30C in a manner of the position consistency of even surface 72A and even surface 72B as a result,
Shape 70.Therefore, metal die 40C is installed on backboard 30C in a manner of easily making position in length and breadth become scheduled position.
In addition, metal die 40C is when safeguard etc., the back side 44 is placed in platform etc. downwards.In this case, not having
There is the stability of the metal die 40C of even surface 72A poor, and be difficult to safeguard etc., for example, in order to keep metal die
The stability of 40C, needs fixture.On the other hand, by forming even surface 72A at the back side of metal die 40C 44, even if will back
Face 44 is set as down and metal die 40C is placed in platform, also can keep stability by even surface 72A.Operator as a result,
It is easy to carry out the maintenance etc. of metal die 40C.That is, the even surface 72A for being formed in metal die 40C is in the case where the back side 44 to be set as
And the stabilizers for making metal die 40C stable in the case where loading metal die 40C.On the other hand, it is formed in the flat of backboard 30C
Sliding surface 72B is the fitting portion of the chimeric stabilizers for being formed in metal die 40C.
In addition, as an example of as the even surface 72A for the stabilizers for being formed in metal die 40C, such as shown in Fig. 6 (B),
Concave shape 72C can also be formed with overleaf 44.In this case, in the concave shape 70 of backboard 30C, as fitting portion shape
At convex form 72D.Metal die 40C passes through two straight lines at the both ends of concave shape 72C in the case where the back side 44 is set as lower
Portion 73 keeps stability.In addition, concave shape 72C and convex form 72D may not be arc-shaped but rectangular-shaped.
Metal die 40C shown in Fig. 6 (C) overleaf 44 forms even surface 72A, and forms guide groove 46.Then, it carries on the back
Plate 30C forms even surface 72B in concave shape 70, and forms protrusion 39, so as to chimeric with guide groove 46.Metal die as a result,
40C is installed on backboard 30C in a manner of easily making position in length and breadth become predetermined position.
In addition, in addition to this, being also possible to not form even surface 72A in metal die 40C, and guide groove 46 is formed,
Backboard 30C does not form even surface 72B, and forms protrusion 39.In addition it is also possible to protrusion 39 be formed in metal die 40C, in backboard
30C forms guide groove 46.
[4. other embodiment]
More than, using the respective embodiments described above, the present invention is described, but technical scope of the invention does not limit
The range documented by above embodiment.Without departing from the spirit and scope of the invention, can to the respective embodiments described above into
The various changes of row or improvement, the mode for having carried out the change or improvement are also included in the technical scope of the present invention.In addition, can also
With appropriately combined the respective embodiments described above.
For example, in the respective embodiments described above, being carried out in such a way that each formed products 12 divides metal die 40
Explanation, but the present invention is not limited to this.As long as not needing multiple people or working machine, and can a people yet
The weight replaced can also divide metal die 40 according to every multiple formed products 12.
In addition, be formed in be mounted on the metal die 40 of backboard 30 mould 43 do not need all it is identical, be also possible to carrying on the back
Plate 30 installs the mode of the metal die 40 of different moulds 43.
In addition, in the respective embodiments described above, the sides of formed products 12 is formed to prefabricated component 20 is sandwiched metal die 40
Formula is illustrated.But the present invention is not limited to this, it is also possible to replace prefabricated component and for example will sandwich metal die by parison
40 and form the modes of formed products 12.
In addition, in the respective embodiments described above, being carried out to the mode that blow-moulding machine 18 is set as to injection-blow molding forming machine
Explanation, but the present invention is not limited to this, it is also possible to for blow-moulding machine 18 to be set as the side of for example direct blow-moulding machine
Formula.
In addition, in the respective embodiments described above, being set as being blow molded to by the forming machine for installing backboard 30 and metal die 40
The mode of forming machine 18 is illustrated, but the present invention is not limited to this, is also possible to be set as such as injection machine it
The mode of its forming machine.
Claims (9)
1. a kind of backboard of metal die installation, is configured between forming machine and metal die, and for that will become two halves
Metal die be installed on forming machine,
The backboard of above-mentioned metal die installation is characterized in that having:
It is installed on the first face of above-mentioned forming machine；
Second face of the above-mentioned metal die of not formed cooling flowing path is installed；And
The cooling flowing path being formed between above-mentioned first face and above-mentioned second face.
2. the backboard of metal die installation according to claim 1, which is characterized in that
Above-mentioned second face forms the concave shape for the insertion of above-mentioned metal die,
Above-mentioned cooling flowing path is formed in a manner of along above-mentioned concave shape.
3. the backboard of metal die installation according to claim 2, which is characterized in that
Above-mentioned concave shape is semicircle, is embedded in become for the back side for semicircular above-mentioned metal die.
4. the backboard of metal die installation according to claim 3, which is characterized in that
Above-mentioned metal die become for the semicircular above-mentioned back side a part formed stabilizers, make above-mentioned metal die will
The above-mentioned back side is set as down and stablizes in the case where placing,
Above-mentioned second face forms the fitting portion being fitted into for aforementioned stable portion.
5. the backboard of metal die installation according to any one of claim 1 to 4, which is characterized in that
The slot for providing the position of above-mentioned metal die is formed in above-mentioned metal die or above-mentioned second face, is formed in another party
The protrusion chimeric with above-mentioned slot.
6. the backboard of metal die installation according to any one of claim 1 to 5, which is characterized in that
Above-mentioned second face installation is simply formed with the above-mentioned metal die of the mould of a formed products.
7. the backboard of metal die installation according to any one of claim 1 to 6, which is characterized in that
Above-mentioned forming machine is blow-moulding machine.
8. a kind of metal die, the backboard by being formed with cooling flowing path is installed on forming machine,
Above-mentioned metal die is characterized in that having:
Form the front of the mould of formed products；And
It is installed on the back side of above-mentioned backboard,
Cooling flowing path is not formed between above-mentioned front and the above-mentioned back side.
9. a kind of metal die replacing options, cooling flowing path is not formed to be equipped with by being formed with the backboard of cooling flowing path
The metal die replacing options of the forming machine of metal die comprising:
The first step for above-mentioned backboard not being unloaded from above-mentioned forming machine and unloading above-mentioned metal die from above-mentioned backboard；And
The second step of new above-mentioned metal die is installed to the above-mentioned backboard for having unloaded above-mentioned metal die.
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP2017133270A JP6701131B2 (en) | 2017-07-07 | 2017-07-07 | Back plate for mold attachment and molding machine |
| JP2017-133270 | 2017-07-07 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN109203428A true CN109203428A (en) | 2019-01-15 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201810124201.0A Pending CN109203428A (en) | 2017-07-07 | 2018-02-07 | Backboard, metal die and the metal die replacing options of metal die installation |
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| Country | Link |
|---|---|
| JP (1) | JP6701131B2 (en) |
| CN (1) | CN109203428A (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110076944A (en) * | 2019-04-30 | 2019-08-02 | 惠州市神马模具有限公司 | A kind of precision combined type mold base |
| CN110193969A (en) * | 2019-04-28 | 2019-09-03 | 东泰精密塑胶科技(深圳)有限公司 | Heat sinking mold and heat dissipating method |
| CN116714224A (en) * | 2023-08-08 | 2023-09-08 | 青州市鲁冠塑料有限公司 | Plastic blow molding equipment |
Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1182384A (en) * | 1995-04-19 | 1998-05-20 | 赛德尔公司 | Apparatus for making thermoplastic containers by blow molding or stretch blow molding |
-
2017
- 2017-07-07 JP JP2017133270A patent/JP6701131B2/en active Active
-
2018
- 2018-02-07 CN CN201810124201.0A patent/CN109203428A/en active Pending
Patent Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1182384A (en) * | 1995-04-19 | 1998-05-20 | 赛德尔公司 | Apparatus for making thermoplastic containers by blow molding or stretch blow molding |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110193969A (en) * | 2019-04-28 | 2019-09-03 | 东泰精密塑胶科技(深圳)有限公司 | Heat sinking mold and heat dissipating method |
| CN110076944A (en) * | 2019-04-30 | 2019-08-02 | 惠州市神马模具有限公司 | A kind of precision combined type mold base |
| CN116714224A (en) * | 2023-08-08 | 2023-09-08 | 青州市鲁冠塑料有限公司 | Plastic blow molding equipment |
| CN116714224B (en) * | 2023-08-08 | 2023-10-24 | 青州市鲁冠塑料有限公司 | Plastic blow molding equipment |
Also Published As
| Publication number | Publication date |
|---|---|
| JP2019014143A (en) | 2019-01-31 |
| JP6701131B2 (en) | 2020-05-27 |
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