CN104550842B - The preheating device and pre-heating mean of casting machine die - Google Patents

The preheating device and pre-heating mean of casting machine die Download PDF

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Publication number
CN104550842B
CN104550842B CN201410532271.1A CN201410532271A CN104550842B CN 104550842 B CN104550842 B CN 104550842B CN 201410532271 A CN201410532271 A CN 201410532271A CN 104550842 B CN104550842 B CN 104550842B
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CN
China
Prior art keywords
mold
casting machine
preheating
heating
unloader
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.)
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Application number
CN201410532271.1A
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Chinese (zh)
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CN104550842A (en
Inventor
中村茂之
藤原利光
石本祥广
水谷德幸
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Toyota Motor Corp
Tokuden Co Ltd Kyoto
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Toyota Motor Corp
Tokuden Co Ltd Kyoto
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Priority to JP2013-213401 priority Critical
Priority to JP2013213401A priority patent/JP5952795B2/en
Application filed by Toyota Motor Corp, Tokuden Co Ltd Kyoto filed Critical Toyota Motor Corp
Publication of CN104550842A publication Critical patent/CN104550842A/en
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Classifications

    • BPERFORMING OPERATIONS; TRANSPORTING
    • B22CASTING; POWDER METALLURGY
    • B22DCASTING OF METALS; CASTING OF OTHER SUBSTANCES BY THE SAME PROCESSES OR DEVICES
    • B22D18/00Pressure casting; Vacuum casting
    • B22D18/04Low pressure casting, i.e. making use of pressures up to a few bars to fill the mould

Abstract

There is provided one kind can not waste and effectively heat, and mitigate the homework burden of operator, and the also preheating device and pre-heating mean of excellent casting machine die in safety and cost face.It is characterized in that, the unloader (21) moved out from casting machine by product after the die casting being made of upper mold (11) and lower mold (12) is had mounting product from the withdrawing device (20) that casting machine (10) takes out, heater box (30) are suspended in via mounting portion (22) disassembly ease on the face opposite with the mounting surface of product of unloader (21).

Description

The preheating device and pre-heating mean of casting machine die
Technical field
The present invention relates to the preheating devices preheated for the mold to air injection machine etc..
Background technology
Automobile part etc. is manufactured by injecting and casting to mold by molten metal.For example, being sent out in automobile Air injection machine is used in the manufacture of the cylinder cap of motivation.
In the manufacture of automobile part for having used air injection machine, it is being cast to mold injection molten metal Afterwards, withdrawing device is taken out product from mold and is carried to cooling device, advances to next manufacturing process.The specific following institute of order It states.In general, mold is divided into upper mold and lower mold, when opening mold after cast article, upper mold promotes product.When taking When going out device configuration between upper mold and lower mold, product is made to be demoulded from upper mold and be placed in withdrawing device.It is placed with production The withdrawing device of product is mobile and carries product to cooling device.
In air injection machine, automobile part is manufactured via such order, but in order to improve the production of product Efficiency also carries out the preheating of mold.That is, being heated in advance to mold before injecting molten metal, thus, it is possible to open immediately Begin to cast, the time of manufacture can be shortened.
In the past, the preheating of mold heated upper mold and lower mold by using gas burner to carry out, for example, In patent document 1, it discloses in the state of closing casting molds, from the opening portion of mold, feeding is generated by burner Thus hot wind carrys out the pre-heating mean of the casting molds of preheated mold.
【Citation】
【Patent document】
【Patent document 1】Japanese Unexamined Patent Publication 2000-334557 bulletins
【The subject that the invention solves】
Mold preheats not only before the beginning of operation on the one, but also even if between during the break in such short time Under disconnected, mold rapid cooling also carries out at normal temperatures in order to prevent.
However, in the heating of above-mentioned previous gas burner, the heat loss for the heating that gas burner generates is big, deposits The efficiency of heating surface is poor, operating cost is huge or big this problem.Moreover, there is also gas leakages etc. in terms of safety Possibility is caught fire in order to prevent, hankers being also required to guarder in advance, and there is also the cost this problems for spending people.
In addition, burner is set to mold before preheating, when burner must be removed after preheat, if guarder into The row operation, then not only cause the homework burden that ponderable burner is configured/is removed, but also when removing, and burns Device carries heat, therefore operating environment also becomes harsh.In turn, the setting of burner/remove needs the time, during this period, mould The temperature of tool declines, therefore the waste of heat energy also increases.
Invention content
Therefore, the present invention makes in view of problem as described above, can not be wasted its purpose is to provide one kind and Effectively heat, mitigate the homework burden of operator, and in terms of the safety and cost on also excellent casting machine die Preheating device.
【Solution for solving the problem】
To achieve the goals above, the preheating device of casting machine die of the invention, which has, adds the mold of casting machine The heating unit of the electrothermal of heat, which is characterized in that have the withdrawing device taken out from casting machine by the product after die casting Standby mounting product and the taking-up component that product is moved out from casting machine, are supported on the taking-up structure to the heating unit disassembly ease On the face opposite with the mounting surface of product of part.
It is the heating unit of electrothermal to make the preheating of mold as a result, is supported on to disassembly ease withdrawing device, therefore, real Now significantly mitigate the homework burden of operator, preheating device that is safe, need not also monitoring cost etc..
Here, it is preferable that after releasing the bearing of the heating unit in the taking-up component and being placed in mold, it will The backward heating unit of mold closing is powered and is heated.
It is preheated in the state of closing mold as a result, therefore heat loss is few and what can be do not wasted has The heating of effect.
In addition, the present invention can also be used as the pre-heating mean of casting machine die to realize.I.e., it is possible to constitute as a kind of casting The pre-heating mean for making machine mold, is the pre-heating mean for the casting machine die realized by preheating device, and the preheating device has pair The heating unit for the electrothermal that the mold of casting machine is heated, which is characterized in that in casting machine, by the mold of cast article It opens wide, product from the withdrawing device that casting machine takes out, is made to mounting product and is moving out the taking-up component of product from casting machine It is moved to open space, the institute by disassembly ease being supported on the face opposite with the mounting surface of product for taking out component It states heating unit to load to mold, after making the taking-up component move from open space, by mold closing to described Heating unit is powered to be heated.
【Invention effect】
As described above, the preheating of the preheating device of casting machine die according to the present invention, mold uses electrothermal Heating unit, be supported on withdrawing device to disassembly ease, preheated in the state of closing mold, therefore can realize Heat loss is few, the efficiency of heating surface is excellent and it is safe, in terms of the operating cost or the cost of people on also useful pre- hot charging It sets.
Description of the drawings
Fig. 1 is the schematic diagram for the structure for indicating casting machine and withdrawing device.
Fig. 2 is the figure for the connection example for indicating unloader and heater box.
【Label declaration】
10 casting machines
11 upper molds
12 times molds
20 withdrawing devices
21 unloaders
22 mounting portions
23 protrusions
30 heater boxes
31 buckling parts
32 hole portions
Specific implementation mode
Hereinafter, illustrating embodiments of the present invention.
The preheating device of the casting machine die of present embodiment is the mould for the casting machine to casting automobile part etc. Has the device preheated.Here, illustrating the preheating device of the withdrawing device and casting machine die of taking out product from casting machine Integrated example.
Fig. 1 is the figure for the brief configuration for indicating casting machine and withdrawing device.
Casting machine 10 has upper mold 11 and lower mold 12 as the mold for casting automobile part etc..Withdrawing device 20 have the unloader 21 for taking out the product after being cast by casting machine 10;And it is suspended to unloader 21 by mounting portion 22 Heater box 30.
Unloader 21 is by the product taking-up after the casting in casting machine 10 and to the device that cooling device is carried, and being can Load the flat component of product.Unloader 21 is after cast article, from the specified position of withdrawing device 20 to upper mold 11 Open space movement between lower mold 12.Product after casting is promoted by upper mold 11, is unloaded when being detected by sensor When carrier aircraft 21 reaches the case where between upper mold 11 and lower mold 12, upper mold 11 loads product stripping on unloader 21 Product.Also, unloader 21 move and by product to cooling device carry after, return to withdrawing device 20 specified position.
Heater box 30 is the heating unit of the electrothermal of box shape, is suspended to opposite with the mounting face of product of unloader 21 Face, the i.e. lower surface of unloader 21 and carried to casting machine 10, mold is preheated.Due to the mold to casting machine 10 It is preheated, therefore the outer container needs for covering heater are made of the raw material for having heat resistance, for example, it is preferable to stainless steel (SUS). Heater itself can use the heater of electrothermal, for example using nichrome wire as the cartridge heater of line with heating function.
The heater box 30 is configured in the specified position of withdrawing device 20, when being moved to casting machine 10, via mounting portion 22 And it is suspended to the lower part of unloader 21 and is handled upside down.Fig. 2 shows the connection examples of unloader 21 and heater box 30.
Unloader 21 edge be arranged multiple (for example, four positions) mounting portion 22 be hook shape, with unloader The protrusion 23 with convex, is laterally rotated centered on the axis parallel with the edge of unloader 21 on 21 parallel faces. On the other hand, in the edge of heater box 30, it is equipped with buckling parts 31 in position corresponding with mounting portion 22, in the buckling parts 31 formation There is the hole portion 32 being embedded in for protrusion 23.That is, the protrusion 23 of mounting portion 22 is embedded into the hole portion of each buckling parts 31 from below 32, thus heater box 30 promoted by unloader 21.
Withdrawing device 20 has operation panel, which carries out the movement of unloader 21, unloader 21 and heater box 30 Connection and its release, to heater box 30 energization instruction.Unloader 21 is only taken out the action of product by operation panel instruction When, only unloader 21 moves between casting machine 10 and withdrawing device 20, heater box 30 the specified position of withdrawing device 20 into Row is standby.
On the other hand, for example, unloader 21 is instructed to by interruption operation in a manner of preheated mold after taking out product When action, unloader 21 suspends heater box 30 in midair via mounting portion 22, and heater box 30 is moved to casting machine 10 together with unloader 21 It is dynamic.Then, heater box 30 is placed in lower mold 12 by unloader 21.At this point, protrusion 23 falls off downwards from hole portion 32, installation Portion 22 laterally rotates and unloader 21 and the connection of heater box 30 are released from.Then, unloader 21 is worked as and is received from upper mold When the product of 11 demouldings, heater box 30 is remained in into lower mold 12 and is moved to withdrawing device 20.After making product stripping, on Mold 11 declines, and heater box 30 is clamped by upper mold 11 and lower mold 12.It is powered in this case to heater box 30, starts mold Preheating.It should be noted that appointing in casting pusher side or withdrawing device side can be arranged in the power supply being powered to heater box 30 Side, but since heater box 30 and unloader 21 move together, electric wire of energization etc. has the length of appropriateness, with energy It is enough reciprocal between casting machine 10 and withdrawing device 20.
Here, even if the buckling parts 31 of the edge in heater box 30 is preferably as the diverse feelings in mold Also the positioning unit of heater box 30 can be accommodated in mold and utilize under condition.Utilization as positioning unit be for example contemplated that by Pin corresponding with the hole portion 32 of buckling parts 31 is set to upper mold 11, is carried out by keeping pin chimeric with hole portion 32.
When the preheating for the mold that end heater box 30 carries out starts or starts the casting of product again, on upper mold 11 It rises, unloader 21 is moved from withdrawing device 20 to the open space between upper mold 11 and lower mold 12.Unloader 21 makes peace Dress portion 22 turns to the inside and protrusion 23 is made to be embedded into from below in the hole portion 32 of each buckling parts 31, and heater box 30 is promoted And heater box 30 is recycled, the specified position of withdrawing device 20 is returned to, waits for the holding of heater box 30 before preheating next time In the state of machine, the taking-up action of product is repeated.
The preheating device of casting machine die formed according to this, in the state of closing mold, that is, pass through upper mold Heater box is sandwiched with lower mold, therefore heat loss as the heating of previous gas burner is few, the efficiency of heating surface is excellent.And And add even if can be configured after product withdrawing device has just taken out product if in the case where temporarily interrupting manufacturing operation Hot tank simultaneously preheats immediately, therefore when product is cast, and the loss for the heat that mold carries is few, it helps the efficiency of heat energy Change.
Moreover, because by the pre- heating unit for being thermoformed into electrothermal of mold, therefore the homework burden of operator is only The operation panel of preheating device is operated, is not only significantly mitigated, safety is also high and without the danger of gas leakage etc., therefore Also need not monitoring people cost.
Moreover, by being set as electrothermal, the various controls of electrical resistance can be carried out.For example, by using timing The automatic operating of device, before the starting time of manufacturing works can advance preheated mold, also can be to the running rate of factory It makes contributions.Moreover, by the control of preheating temperature, also can according to the product of casting and proper temperature preheat, Huo Zhe Upper mold carries temperature difference with lower mold.
More than, the preheating device of the casting machine die about the present invention is illustrated based on embodiment, but the present invention It is not limited to this, various designs can be carried out in the range of can achieve the object of the present invention and not depart from the objective of invention Change, these are also integrally incorporated in the scope of the present invention.
For example, in the above-described embodiment, as the heater of electrothermal, be illustrated using cartridge heater, but As long as the heating unit of electrothermal, no matter its method, can also be for example sensing heating or used electromagnetic wave plus Heat.
As long as in addition, product take out component unloader and heater box fastening unit unloader it is mobile when bearing plus Disassembly ease when hot tank and configuration to mold and recycling from mold, is just not limited to the such button of the above embodiment It closes.For example, it can be will hold the edge of heater box and the component that is promoted is installed on the structure of unloader.
Moreover, if the space around casting machine has affluence degree, unloader suspention heating can not be as described above The structure of case, and it is set as the preheating device from product withdrawing device independently, the action with unloader is linkedly by heater box To the structure of mold arrangement.
【Industrial applicibility】
The preheating device of the casting machine die of the present invention is useful as the preheating device of air injection machine etc., especially excellent It is elected to be the preheating device of the casting machine for auto parts.

Claims (3)

1. a kind of preheating device of casting machine die, has the heating unit of the electrothermal heated to the mold of casting machine, The preheating device of the casting machine die is characterized in that,
The withdrawing device taken out from casting machine by the product after die casting is had into mounting product and moves out product from casting machine Taking-up component,
The heating unit disassembly ease it is suspended in the surface side opposite with the mounting surface of product for taking out component.
2. the preheating device of casting machine die according to claim 1, which is characterized in that release institute in the taking-up component It states the bearing of heating unit and is placed in after mold, the backward heating unit of mold closing is powered and heats.
3. a kind of pre-heating mean of casting machine die is the pre-heating mean for the casting machine die realized by preheating device, described pre- Thermal has the heating unit of the electrothermal heated to the mold of casting machine, the pre-heating mean of the casting machine die It is characterized in that,
In casting machine, the mold of cast article is opened wide,
Product from the withdrawing device that casting machine takes out, is made mounting product and from casting machine move out the taking-up component of product to Open space movement,
By disassembly ease be suspended in it is described take out component the surface side opposite with the mounting surface of product the heating unit to Mold loads,
After so that the taking-up component is moved from open space, mold is closed and is powered to the heating unit to carry out Heating.
CN201410532271.1A 2013-10-11 2014-10-10 The preheating device and pre-heating mean of casting machine die Active CN104550842B (en)

Priority Applications (2)

Application Number Priority Date Filing Date Title
JP2013-213401 2013-10-11
JP2013213401A JP5952795B2 (en) 2013-10-11 2013-10-11 Casting machine mold preheating apparatus and preheating method

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CN104550842A CN104550842A (en) 2015-04-29
CN104550842B true CN104550842B (en) 2018-07-17

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Families Citing this family (4)

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Publication number Priority date Publication date Assignee Title
JP6647988B2 (en) * 2016-08-26 2020-02-14 特殊電極株式会社 Preheating apparatus and method for casting mold
CN109014117B (en) * 2018-07-17 2020-02-11 安徽思源三轻智能制造有限公司 A mould preheating device for liquid forging production
CN112313021A (en) * 2019-05-28 2021-02-02 特殊电极株式会社 Preheating device of casting machine die
CN112872302A (en) * 2021-02-24 2021-06-01 惠州云海镁业有限公司 Magnesium alloy pouring tool preheating equipment and magnesium alloy pouring tool preheating method

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Publication number Priority date Publication date Assignee Title
JP4072934B2 (en) * 1999-06-17 2008-04-09 株式会社八光電機製作所 Mold preheating heater
JP5036419B2 (en) * 2007-06-20 2012-09-26 株式会社ブリヂストン Tire vulcanization mold preheating device and tire manufacturing device
CN102114698A (en) * 2009-12-30 2011-07-06 广达电脑股份有限公司 Injection molding mould, preheating device, and method for preheating by using injection molding mould
CN202764333U (en) * 2012-08-08 2013-03-06 吴江市博众精工科技有限公司 Preheating module

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CN104550842A (en) 2015-04-29
JP5952795B2 (en) 2016-07-13

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