CN109909483A - It is a kind of to cast the cooling equipment for extending cycle balance cooling for automobile parts - Google Patents
It is a kind of to cast the cooling equipment for extending cycle balance cooling for automobile parts Download PDFInfo
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- CN109909483A CN109909483A CN201910343340.7A CN201910343340A CN109909483A CN 109909483 A CN109909483 A CN 109909483A CN 201910343340 A CN201910343340 A CN 201910343340A CN 109909483 A CN109909483 A CN 109909483A
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- cooling
- casting
- circulation
- cooling water
- automobile parts
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Abstract
The invention discloses a kind of cooling equipment for casting for automobile parts and extending cycle balance and cooling down, and structure includes host, anti-casting deformation device, top plate, control cabinet, adjusting knob.Torus is divided into two parts up and down by circulation plates by the present invention, keep cooling water full and uniform and is exchanged with coolant liquid progress heat, and the wave-like of circulation plates can accelerate the flow velocity of cooling water, prevent cooling time too long, then cooling water is uniformly distributed on weather board by main pipe and branched pipe, using guiding gutter and water draining plate, further balanced water distribution cools down to casting die, prevent casting position cooling meat inconsistent, driving wheel drives rough rotational oscillation wheel rotation simultaneously, the bottom surface and conveyer belt for making casting die generate gap, cooling water energy is set to cool down bottom surface, prevent its expansion, it shrinks unbalanced, getter device aspirates heat steam simultaneously, prevent heat steam from cooling water being made to heat up, influence demolding rate.
Description
Technical field
The present invention relates to accessory forging equipment fields, more precisely, being that a kind of extend for automobile parts casting recycles
The cooling equipment of uniform decrease in temperature.
Background technique
With the raising of people's economic level, automobile using more more and more universal, accessory after the completion of press forging through needing
Carry out cooling and demolding processing, it is contemplated that cost problem is mostly that circulation temperature lowering is carried out using cooling water, and existing traditional technology considers not
Comprehensively, it has the following drawbacks:
After cold water cools down to mold, so that the water temperature of cooling water increases very much, then cooling water is by cooling tower
Water temperature is still higher after of short duration cooling, and the time extension for solidifying accessory in mold, shrinking influences demolding rate, and cooling water
It is not uniform enough to act on die surface, especially upper and lower surface, make casting by internal stress effect expansion, shrink it is unbalanced, from
And lead to casting deformation, defect, influence the qualification rate of casting.
Summary of the invention
In view of the deficienciess of the prior art, extending circulation for automobile parts casting it is an object of the present invention to provide a kind of
The cooling equipment of even cooling, to solve after the cold water of the prior art cools down to mold, so that the water temperature of cooling water increases very
More, then cooling water water temperature after the of short duration cooling of cooling tower is still higher, the time for making accessory solidify, shrink in mold
Extend, influence demolding rate, and to act on die surface not uniform enough for cooling water, especially upper and lower surface, answers casting by inside
Power effect expansion is shunk unbalanced, so as to cause casting deformation, defect, influences the defect of the qualification rate of casting.
To achieve the goals above, the present invention is to realize by the following technical solutions:
A kind of to cast the cooling equipment for extending cycle balance cooling for automobile parts, structure includes host, anti-casting
Deformation device, top plate, control cabinet, adjusting knob, the upper surface of the host are equipped with top plate and are connected by welding
It connects, the anti-casting deformation device insertion is installed on the inside of host, and the anti-casting deformation device passes through nested with top plate
Mode is connected, and the inside of the host is embedded with control cabinet, and the adjusting knob is installed on the outer surface of control cabinet, the anti-casting
Deformation device include installing frame, circulating pump, cooling body, water distributing mechanism, casting die, vibrating mechanism, storage chamber, outer casing,
The inside of getter device, the installing frame is embedded with circulating pump, and the cooling body is connected by circulating pump with storage chamber, described
Water distributing mechanism is installed on the bottom surface of cooling body and is connected by way of bonding, and the casting die is set to vibrating mechanism
Upper surface and be connected by way of fitting, the storage chamber is installed on the lower section of vibrating mechanism, the outer casing
Inside is equipped with storage chamber, and the inner wall of the outer casing is equipped with getter device.
As the present invention, further scheme, the cooling body are equipped with circulation plates, torus, support rod, support block, circulation
Hole, the circulation plates insertion are installed on the inside of torus, and the bottom surface of the circulation plates is equipped with support rod and by bonding
Mode is connected, and the support block installs the lower section of circulation plates and is connected by way of fitting, the tail end of the circulation plates
Embedded with circulation port.
As the present invention, further scheme, the water distributing mechanism are equipped with pressure pump, main pipe, branched pipe, weather board, lead
Sink, water draining plate, the pressure pump are connected by way of nested with the top of main pipe, the branched pipe and main pipe phase
Conducting, the tail end insertion of the branched pipe are installed on the upper surface of weather board, and the weather board is conducted with guiding gutter, described to lead
The bottom of sink is connected embedded with water draining plate and by way of nested.
As the present invention, further scheme, the vibrating mechanism are equipped with conveyer belt, driving wheel, shaft, connection belt, turn
Vibration wheel, the conveyer belt are rotatablely connected by way of being bonded with driving wheel, and the driving wheel passes through nested mode with shaft
It is connected, the driving wheel is connected by connection belt with rotational oscillation wheel, and the rotational oscillation wheel is set to the inside of conveyer belt.
As the present invention, further scheme, the circulation plates are hollow structure, and internal circulation circulation has coolant liquid, and is in
Torus is divided into two two parts up and down, is conducted via circulation port by big wave-like arrangement.
As further scheme of the invention, the rotational oscillation wheel is connected there are two setting by belt, synchronous with driving wheel
Rotation, and rotational oscillation wheel surface is uneven.
As the present invention, further there is one layer of rubber neck on scheme, the surface of the driving wheel, increases its frictional resistance,
And be interference fitted with conveyer belt, promote the rotation of driving wheel.
As further scheme of the invention, the branched pipe is symmetrical two-by-two equipped with 12, and every four are in
Same plane facilitates being uniformly distributed for cooling water.
As the present invention further scheme, the getter device is set to the left side of water distributing mechanism, can cooling water by
Thermal evaporation forms vapor suction and falls, and prevents heat steam from floating and heats cooling water, makes its heating.
Invention beneficial effect
The relatively prior art, the present invention is by being put into casting die on conveyer belt, using circulating pump storage chamber
Interior cooling water is pumped into the upper intracavitary of torus, while making by inside the anti-fracture circulation plates of support rod and support block Auxiliary support
Coolant liquid carries out circulation cycle, and cooling water carries out heat with the coolant liquid inside circulation plates and exchanges, the waveform based on circulation plates
Shape accelerates the flow velocity of cooling water, and then cooling water passes through circulation port and reaches intracavitary under torus, further progress cooling,
Gradually cooling can prevent circulation plates from rupturing since temperature change is too big, and can guarantee that the temperature of cooling water is sufficiently low,
Then it is distributed to cooling water uniformly on weather board by main pipe and branched pipe by pressure pump, via guiding gutter and hydrophobic
Further balanced water distribution cools down to casting die to plate, prevents casting position cooling meat inconsistent, while driving wheel is passing
It send with being rotated under the action of frictional force around shaft, the rotation of rotational oscillation wheel is driven by connection belt, then on connection belt
The casting die of side concussion up and down under the promotion of the rotational oscillation wheel of surface irregularity, so that between its bottom surface and connection belt generate
Gap cools down to casting die bottom surface so that cooling water be made to be able to enter, and prevents its expansion, shrinks unbalanced, influences casting
Quality, while getter device cooling water by thermal evaporation formed vapor suction fall, prevent heat steam floating make cooling water liter
Temperature influences demolding rate.
It is compared to the cooling equipment of traditional casting, the cooling equipment of the casting is divided into torus up and down by circulation plates
Two parts keep cooling water full and uniform and exchange with coolant liquid progress heat, and the wave-like based on circulation plates, can
The flow velocity for accelerating cooling water, prevents cooling time too long, and then cooling water is uniformly distributed to by main pipe and branched pipe
On weather board, using guiding gutter and water draining plate, further balanced water distribution cools down to casting die, prevents casting position cooling
Shrink inconsistent, while driving wheel is driven rotational oscillation wheel to rotate by conveyer belt frictional force, and the rough surface of rotational oscillation wheel makes to cast
Gap is generated between the bottom surface and conveyer belt of part mold, so that cooling water is flowed into its bottom surface and cools down, its expansion is prevented, receives
It contracts unbalanced, influences the quality of casting, while the suction of getter device heat steam is fallen, prevent heat steam floating from cooling water being made to heat up,
Influence demolding rate.
Detailed description of the invention
By reading referring to attached drawing detailed description of non-limiting embodiments, other feature of the invention, purpose
It will be become more apparent upon with advantage.
In the accompanying drawings:
Fig. 1, which is that the present invention is a kind of, casts the cooling device structure schematic diagram for extending cycle balance cooling for automobile parts.
Fig. 2 is a kind of anti-casting deformation device facing structure plan view of the present invention.
Fig. 3 is that a kind of anti-casting deformation device side view of the present invention regards structural plan figure.
Fig. 4 is that the component of the cooling body in a kind of anti-casting deformation device of the present invention parses schematic diagram.
Fig. 5 is that the component of the water distributing mechanism in a kind of anti-casting deformation device of the present invention parses schematic diagram.
Fig. 6 is that the component of the vibrating mechanism in a kind of anti-casting deformation device of the present invention parses schematic diagram.
In figure: host -1, anti-casting deformation device -2, top plate -3, control cabinet -4, adjusting knob -5, installing frame -21, circulation
Pump -22, water distributing mechanism -24, casting die -25, vibrating mechanism -26, storage chamber -27, outer casing -28, is inhaled cooling body -23
Device of air -29, circulation plates -231, torus -232, support rod -233, support block -234, circulation port -235, pressure pump -241, master
Conduit -242, weather board -244, guiding gutter -245, water draining plate -246, conveyer belt -261, driving wheel -262, turns branched pipe -243
Axis -263, connection belt -264, rotational oscillation wheel -265.
Specific embodiment
To be easy to understand the technical means, the creative features, the aims and the efficiencies achieved by the present invention, below with reference to
Specific embodiment, the present invention is further explained.
As shown in Fig. 1-6 figure, the present invention provide it is a kind of for automobile parts cast extend cycle balance cooling cooling set
Standby technical solution:
As shown in Figure 1-3, a kind of cast the cooling equipment for extending cycle balance cooling for automobile parts, structure includes
Host 1, anti-casting deformation device 2, top plate 3, control cabinet 4, adjusting knob 5, the upper surface of the host 1 be equipped with top plate 3 and
It is connected by welding, the anti-casting deformation device 2 is embedded in the inside for being installed on host 1, the anti-casting deformation
Device 2 is connected by way of nested with top plate 3, and the inside of the host 1 is embedded with control cabinet 4, and the adjusting knob 5 is installed on
The outer surface of control cabinet 4, the anti-casting deformation device 2 include installing frame 21, circulating pump 22, cooling body 23, water distributing mechanism
24, the inside of casting die 25, vibrating mechanism 26, storage chamber 27, outer casing 28, getter device 29, the installing frame 21 is embedded with
Circulating pump 22, the cooling body 23 are connected by circulating pump 22 with storage chamber 27, and the water distributing mechanism 24 is installed on cooling
The bottom surface of mechanism 23 and be connected by way of bonding, the casting die 25 be set to the upper surface of vibrating mechanism 26 and
It is connected by way of fitting, the storage chamber 27 is installed on the lower section of vibrating mechanism 26, and the inside of the outer casing 28 is set
There is storage chamber 27, the inner wall of the outer casing 28 is equipped with getter device 29.
As shown in figure 4, the cooling body 23 is equipped with circulation plates 231, torus 232, support rod 233, support block 234, follows
Annular distance 235, the circulation plates 231 are embedded in the inside for being installed on torus 232, and the bottom surface of the circulation plates 231 is equipped with support rod
233 and it is connected by way of bonding, the support block 234 installs the lower section of circulation plates 231 and by way of fitting
It is connected, the tail end of the circulation plates 231 is embedded with circulation port 235, and torus 232 is divided by the special construction of circulation plates 231
Two parts help to cool down and come into full contact with coolant liquid above and below being cut into, and extend its contact exchange thermal time, so that cooling water is fast
Prompt drop temperature utilizes 234 Auxiliary support circulation plates 231 of support rod 233 and support block.
As shown in figure 5, the water distributing mechanism 24 be equipped with pressure pump 241, main pipe 242, branched pipe 243, weather board 244,
Guiding gutter 245, water draining plate 246, the pressure pump 241 are connected by way of nested with the top of main pipe 242, and described point
Branch pipe 243 is conducted with main pipe 242, and the tail end insertion of the branched pipe 243 is installed on the upper surface of weather board 244, described
Weather board 244 is conducted with guiding gutter 245, and the bottom of the guiding gutter 245 is embedded with water draining plate 246 and by way of nested
Be connected, by branched pipe 243 enable the cooling water in main pipe 242 be averaged be distributed on weather board 244, then utilize
The variation of 245 bore of guiding gutter and water draining plate 246 carry out uniform water distribution.
As shown in fig. 6, the vibrating mechanism 26 be equipped with conveyer belt 261, driving wheel 262, shaft 263, connection belt 264,
Rotational oscillation wheel 265, the conveyer belt 261 are rotatablely connected by way of being bonded with driving wheel 262, the driving wheel 262 and shaft
263 are connected by way of nested, and the driving wheel 262 is connected by connecting belt 264 with rotational oscillation wheel 265, and described turn
Vibration wheel 265 is set to the inside of conveyer belt 261, makes its rotation to the friction of driving wheel 262 using conveyer belt 261, then makes two
Rotational oscillation wheel 265 selects, and makes 25 bottom surface of casting die in 261 surface vibration of conveyer belt, forms gap convenient for cooling water and flow through cooling.
As shown in figure 4, the circulation plates 231 are hollow structure, internal circulation circulation has coolant liquid, and is in big wave-like
Torus 232 is divided into two two parts up and down, is conducted via circulation port 235 by arrangement.
As shown in fig. 6, being connected there are two the rotational oscillation wheel 265 sets by belt, rotated synchronously with driving wheel 262, and
265 surface irregularity of rotational oscillation wheel.
It is as follows that it implements principle: casting die 25 being put on conveyer belt 261, using circulating pump 22 storage chamber 27
Interior cooling water is pumped into the upper intracavitary of torus 232, while making to be followed by support rod 233 and 234 Auxiliary support of support block are anti-fracture
Coolant liquid inside ring flat-plate 231 carries out circulation cycle, and cooling water carries out heat with the coolant liquid inside circulation plates 231 and exchanges, base
In the wave-like of circulation plates 231, the flow velocity of cooling water is accelerated, then cooling water passes through circulation port 235 and reaches torus 232
Under it is intracavitary, further progress is cooling, and gradually cooling can prevent circulation plates 231 from rupturing since temperature change is too big, and
It can guarantee that the temperature of cooling water is sufficiently low, then so that cooling water is passed through main pipe 242 and branched pipe 243 by pressure pump 241
Uniformly be distributed on weather board 244, via guiding gutter 245 and water draining plate 246 further balanced water distribution to casting die 25 into
Row cooling, prevent casting position cooling meat inconsistent, at the same driving wheel 262 under the action of 261 frictional force of conveyer belt around
Shaft 263 rotates, and drives rotational oscillation wheel 265 to rotate by connection belt 264, is then located at the casting mould of 264 top of connection belt
The concussion up and down under the promotion of the rotational oscillation wheel 265 of surface irregularity of tool 25, so that between its bottom surface and connection belt 264 generate
Gap cools down to 25 bottom surface of casting die so that cooling water be made to be able to enter, and prevents its expansion, shrinks unbalanced, influences to cast
The quality of part, while cooling water is formed vapor suction by thermal evaporation and fallen by getter device 29, prevents heat steam floating from making to cool down
Heating, influences demolding rate.
Problems solved by the invention is after the cold water of the prior art cools down to mold, so that the water temperature of cooling water increases
Very much, then cooling water water temperature after the of short duration cooling of cooling tower is still higher, solidify accessory in mold, shrink when
Between extend, influence demolding rate, and to act on die surface not uniform enough for cooling water, especially upper and lower surface, make casting by inside
Stress expansion is shunk unbalanced, so as to cause casting deformation, defect, influences the qualification rate of casting, the present invention passes through above-mentioned
Component is combined with each other, and torus 232 is divided into two parts up and down by circulation plates 231, keeps cooling water full and uniform
Carry out heat with coolant liquid and exchange, and the wave-like based on circulation plates 231 can accelerate the flow velocity of cooling water, prevent cold
But overlong time is then uniformly distributed to cooling water on weather board 244 by main pipe 242 and branched pipe 243, using leading
Further balanced water distribution cools down to casting die 25 for sink 245 and water draining plate 246, prevents casting position cooling meat different
It causes, while driving wheel 262 is driven rotational oscillation wheel 265 to rotate by 261 frictional force of conveyer belt, and the rough surface of rotational oscillation wheel 265
Make to generate gap between the bottom surface of casting die 25 and conveyer belt 261, so that cooling water is flowed into its bottom surface and cool down, prevent
It expands, it is unbalanced to shrink, and influences the quality of casting, while the suction of 29 heat steam of getter device is fallen, prevents heat steam floating from making
Cooling water heating, influences demolding rate.
The above shows and describes the basic principles and main features of the present invention and the advantages of the present invention, for this field skill
For art personnel, it is clear that invention is not limited to the details of the above exemplary embodiments, and without departing substantially from spirit of the invention or
In the case where essential characteristic, the present invention can be realized in other specific forms.Therefore, in all respects, should all incite somebody to action
Embodiment regards exemplary as, and is non-limiting, the scope of the present invention by appended claims rather than on state
Bright restriction, it is intended that including all changes that fall within the meaning and scope of the equivalent elements of the claims in the present invention
It is interior.Any reference signs in the claims should not be construed as limiting the involved claims.
In addition, it should be understood that although this specification is described in terms of embodiments, but not each embodiment is only wrapped
Containing an independent technical solution, this description of the specification is merely for the sake of clarity, and those skilled in the art should
It considers the specification as a whole, the technical solutions in the various embodiments may also be suitably combined, forms those skilled in the art
The other embodiments being understood that.
Claims (6)
1. a kind of cast the cooling equipment for extending cycle balance cooling for automobile parts, structure includes host (1), anti-casting
Deformation device (2), top plate (3), control cabinet (4), adjusting knob (5), it is characterised in that: the upper surface of the host (1) is equipped with
Top plate (3), anti-casting deformation device (2) insertion are installed on the inside of host (1), the anti-casting deformation device (2) with
Top plate (3) is connected by way of nested, and the inside of the host (1) is embedded with control cabinet (4), adjusting knob (5) installation
In the outer surface of control cabinet (4)；
The anti-casting deformation device (2) include installing frame (21), circulating pump (22), cooling body (23), water distributing mechanism (24),
Casting die (25), vibrating mechanism (26), storage chamber (27), outer casing (28), getter device (29), the installing frame (21)
Inside is embedded with circulating pump (22), and the cooling body (23) is connected by circulating pump (22) with storage chamber (27), the water distribution
Mechanism (24) is installed on the bottom surface of cooling body (23), and the casting die (25) is set to the upper surface of vibrating mechanism (26), institute
The inside for stating outer casing (28) is equipped with storage chamber (27), and the inner wall of the outer casing (28) is equipped with getter device (29).
2. a kind of cooling equipment for casting extension cycle balance cooling for automobile parts according to claim 1, special
Sign is: the cooling body (23) is equipped with circulation plates (231), torus (232), support rod (233), support block (234), circulation
Hole (235), circulation plates (231) insertion are installed on the inside of torus (232), and the bottom surface of the circulation plates (231) is equipped with
Support rod (233), the lower section of support block (234) installation circulation plates (231), the tail end of the circulation plates (231) is embedded with circulation
Hole (235).
3. a kind of cooling equipment for casting extension cycle balance cooling for automobile parts according to claim 1, special
Sign is: the water distributing mechanism (24) is equipped with pressure pump (241), main pipe (242), branched pipe (243), weather board (244), leads
Sink (245), water draining plate (246), the pressure pump (241) are connected by way of nested with the top of main pipe (242),
The tail end insertion of the branched pipe (243) is installed on the upper surface of weather board (244), the weather board (244) and guiding gutter
(245) it is conducted, the bottom of the guiding gutter (245) is embedded with water draining plate (246).
4. a kind of cooling equipment for casting extension cycle balance cooling for automobile parts according to claim 1, special
Sign is: the vibrating mechanism (26) is equipped with conveyer belt (261), driving wheel (262), shaft (263), connection belt (264), turns
Vibration wheel (265), the conveyer belt (261) are rotatablely connected by way of being bonded with driving wheel (262), the driving wheel (262)
It is connected by way of nested with shaft (263), the driving wheel (262) passes through connection belt (264) and rotational oscillation wheel (265)
It is connected.
5. a kind of cooling equipment for casting extension cycle balance cooling for automobile parts according to claim 2, special
Sign is: the circulation plates (231) are hollow structure, and internal circulation circulation has a coolant liquid, and arranges in big wave-like, following
Ring cavity (232) is divided into two two parts up and down, is conducted via circulation port (235).
6. a kind of cooling equipment for casting extension cycle balance cooling for automobile parts according to claim 4, special
Sign is: the rotational oscillation wheel (265) is connected there are two setting by belt, is rotated synchronously with driving wheel (262), and rotational oscillation wheel
(265) surface irregularity.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910343340.7A CN109909483A (en) | 2019-04-26 | 2019-04-26 | It is a kind of to cast the cooling equipment for extending cycle balance cooling for automobile parts |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910343340.7A CN109909483A (en) | 2019-04-26 | 2019-04-26 | It is a kind of to cast the cooling equipment for extending cycle balance cooling for automobile parts |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN109909483A true CN109909483A (en) | 2019-06-21 |
Family
ID=66978705
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201910343340.7A Withdrawn CN109909483A (en) | 2019-04-26 | 2019-04-26 | It is a kind of to cast the cooling equipment for extending cycle balance cooling for automobile parts |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN109909483A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114485213A (en) * | 2021-12-31 | 2022-05-13 | 江苏嵘泰工业股份有限公司 | Pure water circulating device of die-casting unit single machine |
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| CN205358080U (en) * | 2015-12-24 | 2016-07-06 | 新疆中亚食品研发中心(有限公司) | Water circulative cooling formula vibration machine of spraying |
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| US20180202013A1 (en) * | 2014-09-18 | 2018-07-19 | Consolidated Engineering Company, Inc. | System and method for quenching castings |
| CN207695584U (en) * | 2017-12-29 | 2018-08-07 | 铜陵市腾发铝制品加工有限责任公司 | A kind of aluminium ingot production cooling device |
| CN108480600A (en) * | 2018-06-12 | 2018-09-04 | 新昌县盛南建材有限公司 | A kind of cooling device of metal product casting |
| CN208772405U (en) * | 2018-04-17 | 2019-04-23 | 江西万泰铝业有限公司 | A kind of aluminium ingot cooling back installation |
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2019
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Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US20180202013A1 (en) * | 2014-09-18 | 2018-07-19 | Consolidated Engineering Company, Inc. | System and method for quenching castings |
| CN205358080U (en) * | 2015-12-24 | 2016-07-06 | 新疆中亚食品研发中心(有限公司) | Water circulative cooling formula vibration machine of spraying |
| CN206425536U (en) * | 2016-12-20 | 2017-08-22 | 无锡市灵通铸造有限公司 | It is a kind of to be easy to the cooling device that casting is quickly cooled down |
| CN207695584U (en) * | 2017-12-29 | 2018-08-07 | 铜陵市腾发铝制品加工有限责任公司 | A kind of aluminium ingot production cooling device |
| CN208772405U (en) * | 2018-04-17 | 2019-04-23 | 江西万泰铝业有限公司 | A kind of aluminium ingot cooling back installation |
| CN108480600A (en) * | 2018-06-12 | 2018-09-04 | 新昌县盛南建材有限公司 | A kind of cooling device of metal product casting |
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| CN114485213A (en) * | 2021-12-31 | 2022-05-13 | 江苏嵘泰工业股份有限公司 | Pure water circulating device of die-casting unit single machine |
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Application publication date: 20190621 |