CN201907201U - Cooling template in plastic thermoforming equipment - Google Patents

Cooling template in plastic thermoforming equipment Download PDF

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Publication number
CN201907201U
CN201907201U CN2010206571047U CN201020657104U CN201907201U CN 201907201 U CN201907201 U CN 201907201U CN 2010206571047 U CN2010206571047 U CN 2010206571047U CN 201020657104 U CN201020657104 U CN 201020657104U CN 201907201 U CN201907201 U CN 201907201U
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CN
China
Prior art keywords
cooling
cooling water
plate
water channel
template
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.)
Expired - Lifetime
Application number
CN2010206571047U
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Chinese (zh)
Inventor
裴乃五
陈虹
潘殿荣
杨国伟
陈凯
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ZHEJIANG HONGDA SPECIAL RUBBER PRODUCTS CO Ltd
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ZHEJIANG HONGDA SPECIAL RUBBER PRODUCTS CO Ltd
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Priority to CN2010206571047U priority Critical patent/CN201907201U/en
Application granted granted Critical
Publication of CN201907201U publication Critical patent/CN201907201U/en
Anticipated expiration legal-status Critical
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Abstract

The utility model provides a cooling template in plastic thermoforming equipment, which comprises a plate body and a cooling water channel arranged on the cooling surface of the plate body, wherein the cooling water channel is circuitously arranged on the surface of the plate body, a cooling water inlet [3] is arranged in the middle of the plate body [1], the circuitous cooling water channel [2] extends to the periphery from the middle and spreads the whole plate body all over, and a cooling water outlet [4] is arranged on the edge of the plate body. Compared with the prior art, cooling water and the mould generate a temperature-gradient reverse flow mould, so that the actual cooling route of the cooling water is prolonged, and a cold utilization rate is improved; in a cooling process of the mould, the span of the temperature gradients between the middle and the edge of the mould is rapidly reduced by the reverse flow, the cooling final temperatures of the mould are similar, all positions of the cooled mould have the uniform temperature, thereby being beneficial for uniform and consistent forming qualities of multiple products in one mould, and improving the rate of finished products.

Description

Cooling template in the plastic thermoforming equipment
Technical field
The utility model relates to the cooling template in a kind of plastic thermoforming equipment, especially cool off the layout of cooling water runner in the template, belong to technical field of plastic in the operation.
Background technology
Cooling template in the plastic thermoforming equipment is that a kind of plastic blank to the heat in the shaping mould in the plastic shaping processing cools off the device that makes its curing molding, usually be made of the cooling water runner in the cooling template plate body of being close to shaping mould and the plate body, the cooling template is the cooling surface of cooling template with the face that shaping mould pastes mutually.Cooled off cooling water runner on the template in the past and be snakelike and arrived relative another side by the central area from one side of plate body, said snakelike be shape with bow word repeated flex.But generally, temperature on the shaping mould is owing to the reason of heat radiation is that high rim zone, central area is low, so it is to intersect that this cooling direction makes between the thermograde of cooling water and shaping mould, cooling water before this with the fringe region heat-shift of lower temperature, water temperature have rise after higher with temperature again central area heat-shift, make cooling water bad to the cooling effect of central area.
Summary of the invention
At above-mentioned deficiency, the utility model will provide a kind of cooling effect better exactly, even the cooling template in the plastic thermoforming equipment that the utilization rate of refrigerant is higher and shaping mould the thermograde middle and edge is littler in cooling procedure.
Cooling template in the plastic thermoforming equipment that the utility model provides, be to constitute by plate body and the cooling water channel in plate body, said cooling water channel is to be arranged in interior cooling surface one side of plate body circuitously, wherein the import of cooling water is in the centre position of plate body, tortuous cooling water channel is by extending and spread all over whole plate body from the centre to the edge, and the outlet of cooling water is on the edge of plate body.
Cooling template in the plastic thermoforming equipment that the utility model provides, cooling water is the poorest from heat radiation, i.e. the highest middle beginning and shaping mould heat-shift of temperature, best in heat radiation again, the edge that promptly temperature is minimum finishes and the shaping mould heat-shift.Total flow direction of cooling water is that to reduce with the temperature of shaping mould be unidirectional, make the coldest cooling water be used for cooling off the shaping mould zone line of maximum temperature, and the warm water that has carried out heat exchange with shaping mould is used for the lower shaping mould fringe region of chilling temperature, to reach whole cooling template isothermal cooling.Compared with prior art, the utility model cooling water and shaping mould thermograde adverse current have prolonged the actual cooling path of cooling water, have improved the cryogenic energy utilization rate; And in the shaping mould cooling procedure, this adverse current cooling dwindles in the middle of the pattern and the span of the thermograde at edge fast, and make the cooling outlet temperature of shaping mould close, be that temperature is even everywhere for cooled shaping mould, help the Forming Quality uniformity of a plurality of products of a mould, improved yield rate.
The cooling water channel of said complications is to be spread all in the whole plane that is parallel to cooling surface with the planar structure that connects with one another closely by two above water annulus, each ring be not sealing and adjacent inner and outer ring between connect with an end, the cooling water channel that is formed by connecting by annular that is complications after all rings connect, cooling water inlet connects the end that the interior ring is not connected with other rings, and coolant outlet connects the end that outermost one ring is not connected with other rings.This layout flows cooling water one by one to the bigger circular arc of radius from the less circular arc of radius, and said circular arc is that a whole circle (ring that does not seal) because of the flanging cut-off point is set is only arranged, make cooling water by the centre edge from coil to coil flow through and carry out heat exchange.Simultaneously, this design makes cooling water channel structure simple, and delivery port and water inlet respectively are one, and the spoilage that can reduce interface in the process that moves up and down in the cooling template promptly reduces maintenance rate, thereby makes service life of equipment longer.
Said two above water annulus that connect with one another closely are concentric, and the cooling water channel after connecting is snakelike, each ring is the long limit of snakelike complications, the annulus that does not promptly seal constitutes bow font horizontal edge, each interannular junction is the minor face of snakelike complications, and promptly the junction of an inside and outside end of adjacent two interannulars is the both sides straight flange of bow font.
Said two above water annulus that connect with one another closely are concentric, and the flow direction of the cooling water channel after connecting is identical, promptly see with same rotation direction, the end that inside and outside adjacent two interannulars are connected all is end to end, and mobile cooling water resistance ratios is flowed in the cooling water channel of snakelike connection decline.
Said two above water annulus that connect with one another closely, the semidiameter of its adjacent two rings progressively dwindles from childhood and greatly with radiuscope of living in, the cooling water channel that is the plate body zone line is thinner, the cooling water channel of outer peripheral areas is closeer, so that cooling water is short and long in the temperature lower region time of staying in the areas of higher temperature time of staying, more help making high-temperature area faster than the cooling velocity of low-temperature region.This structure to prolong the actual cooling path of cooling water, and make cooling more even, thereby further improve the cooling utilization rate.
The cooling water channel of said complications is spiral yarn shaped, and the pitch from-inner-to-outer of helix progressively dwindles.
Description of drawings
Fig. 1 is the front view of the utility model one embodiment, and Fig. 2 partly cuts open figure for overlooking of Fig. 1, among the figure: 1-plate body, 2-cooling water channel, 3-import, 4-outlet;
Fig. 3 is the front view of another embodiment of the utility model, among the figure: 11-plate body, 12-cooling water channel, 13-import, 14-outlet;
Fig. 4 is the utility model front view of an embodiment again, among the figure: 21-plate body, 22-cooling water channel, 23-import, 24-outlet.
The specific embodiment
Cooling template in the plastic thermoforming equipment that the utility model provides, be that the nearly cooling surface of a solid plate is left the cooling water channel formation, as for the distance between water channel and the cooling surface, as long as can keep sealing and bear cooling water pressure, also can be understood as with the cooling water pipe dish be formed on the cooling template on, cooling surface is with the floating formation of cooling water pipe outer wall.Cooling water channel has abandoned that a side in the prior art advances that a side goes out and the cooling procedure that intersects with shaping mould surface temperature gradient, and advance in the middle of carrying out outer that cross with the cooling procedure of shaping mould surface temperature gradient contrary.The structure of cooling water channel in being parallel to the plate body of cooling surface is that a kind of ring that does not seal connects with one another closely, and the single-ended channel structure that connects into revolution complications from inside to outside of inside and outside adjacent two rings, or the channel structure after its distortion.The utility model proposes following three kinds of structures:
1, as Fig. 1,2 show, be the cooling template in the plastic thermoforming equipment of a square structure, open in cooling surface one side by plate body 1 that the but water channel 2 of freezing constitutes.Said cooling water channel is to be the crooked snakelike tortuous runner of circular arc (annular that circular arc is not promptly sealed), be that cooling water channel is the tortuous runner that joins and constitute with a plurality of bow words that horizontal pen is a circular arc, wherein bend the word both sides and connect the minor face of circular arc adjacent to same radial line.Cooling water inlet 3 is on the plate body central point, and water inlet is the plate body central point has a hole that does not penetrate plate body according to axis, and other has hole connecting plate side parallel with the plate face and hole that should be on central point, and cooling water supply pipe is connected this hole on the opening on the side.The concrete formation that is the snakelike tortuous runner of circular arc bending is: having with the import is that the circle of the center of circle, different radii disconnects the circular arc that forms along radial line both sides, the arc two ends are connected with the bigger arc end of radius through the littler circular arc of short runner and radius respectively, form bow font complications.The said meaning that disconnects radial line both sides be to arrange to connect inside and outside circular arc weak point runner and make runner not produce short circuit, and the length of said disconnection is short more good more under situation about meeting this requirement.Coolant outlet 4 is the mouths at an end guiding plate body side surface of the runner of the weak point that is not connected with circular arc inferior to it of a circular arc of outermost.
2, as shown in Figure 3, on square plate body 11 nearly cooling surfaces and the face parallel, cooling water channel 12 is set with cooling surface, said cooling water channel is to see the formation that joins end to end by same direction of rotation between the inside and outside adjacent annular of not sealing, cooling water inlet 13 is arranged in the plate body center, and coolant outlet 14 is installed in the plate body edge.
3, as shown in Figure 4, on square plate body 21 nearly cooling surfaces and the face parallel with cooling surface cooling water channel 22 is set, said cooling water channel is helical, can be regarded as the distortion of example, cooling water inlet 23 is arranged in the plate body center, and coolant outlet 24 is installed in the plate body edge.
The ring in each example or the number of plies of helix can be adjusted by processing technology ability and cooling surface size.

Claims (6)

1. the cooling template in the plastic thermoforming equipment, be to constitute by plate body and the cooling water channel in plate body, said cooling water channel is to be arranged in interior cooling surface one side of plate body circuitously, it is characterized in that the centre position of the import of cooling water wherein at plate body, tortuous cooling water channel is by extending and spread all over whole plate body from the centre to the edge, and the outlet of cooling water is on the edge of plate body.
2. the cooling template in the plastic thermoforming equipment as claimed in claim 1, the cooling water channel that it is characterized in that said complications is to be spread all in the whole plane that is parallel to cooling surface with the planar structure that connects with one another closely by two above water annulus, each ring be not sealing and adjacent inner and outer ring between connect with an end, the cooling water channel that is formed by connecting by annular that is complications after all rings connect, cooling water inlet connects the end that the interior ring is not connected with other rings, and coolant outlet connects the end that outermost one ring is not connected with other rings.
3. the cooling template in the plastic thermoforming equipment as claimed in claim 2, it is characterized in that said two above water annulus that connect with one another closely are concentric, and the cooling water channel after connecting is snakelike, each ring is the long limit of snakelike complications, the annulus that does not promptly seal constitutes bow font horizontal edge, each interannular junction is the minor face of snakelike complications, and promptly the junction of an inside and outside end of adjacent two interannulars is the both sides straight flange of bow font.
4. the cooling template in the plastic thermoforming equipment as claimed in claim 2, it is characterized in that said two above water annulus that connect with one another closely are concentric, and the flow direction of the cooling water channel after connecting is identical, see with same rotation direction that promptly the end that inside and outside adjacent two interannulars are connected all is end to end.
5. as the cooling template in claim 2 or the 3 or 4 described plastic thermoforming equipment, it is characterized in that said two above water annulus that connect with one another closely, the semidiameter of its adjacent two rings progressively dwindles from childhood and greatly with radiuscope of living in.
6. the cooling template in the plastic thermoforming equipment as claimed in claim 1, the cooling water channel that it is characterized in that said complications is spiral yarn shaped, the pitch from-inner-to-outer of helix progressively dwindles.
CN2010206571047U 2010-12-14 2010-12-14 Cooling template in plastic thermoforming equipment Expired - Lifetime CN201907201U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN2010206571047U CN201907201U (en) 2010-12-14 2010-12-14 Cooling template in plastic thermoforming equipment

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN2010206571047U CN201907201U (en) 2010-12-14 2010-12-14 Cooling template in plastic thermoforming equipment

Publications (1)

Publication Number Publication Date
CN201907201U true CN201907201U (en) 2011-07-27

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Cited By (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN104357916A (en) * 2014-11-28 2015-02-18 南京晶升能源设备有限公司 Water cooling pipeline mechanism and crystal growth furnace closing plate provided with same
CN104575966A (en) * 2014-12-19 2015-04-29 浙江海得新能源有限公司 Reactor cooling water channel structure
CN105058758A (en) * 2015-08-07 2015-11-18 苏州华冲精密机械有限公司 Novel aluminum alloy plastic-absorbing mold
CN107706128A (en) * 2017-08-04 2018-02-16 武汉华星光电技术有限公司 A kind of substrate cooling apparatus and cooling means
CN109641379A (en) * 2016-09-05 2019-04-16 松下知识产权经营株式会社 Cooling block and without runnerless injection forming device
CN109228265B (en) * 2018-10-19 2021-08-13 浙江百福玛制冷科技有限公司 Forming method of integrated plastic inner container of fresh-keeping cabinet

Cited By (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN104357916A (en) * 2014-11-28 2015-02-18 南京晶升能源设备有限公司 Water cooling pipeline mechanism and crystal growth furnace closing plate provided with same
CN104357916B (en) * 2014-11-28 2017-06-13 南京晶升能源设备有限公司 Water cooled pipeline mechanism and the long crystal furnace shrouding for being provided with the water cooled pipeline mechanism
CN104575966A (en) * 2014-12-19 2015-04-29 浙江海得新能源有限公司 Reactor cooling water channel structure
CN105058758A (en) * 2015-08-07 2015-11-18 苏州华冲精密机械有限公司 Novel aluminum alloy plastic-absorbing mold
CN109641379A (en) * 2016-09-05 2019-04-16 松下知识产权经营株式会社 Cooling block and without runnerless injection forming device
CN107706128A (en) * 2017-08-04 2018-02-16 武汉华星光电技术有限公司 A kind of substrate cooling apparatus and cooling means
CN107706128B (en) * 2017-08-04 2020-04-10 武汉华星光电技术有限公司 Substrate cooling device and cooling method
CN109228265B (en) * 2018-10-19 2021-08-13 浙江百福玛制冷科技有限公司 Forming method of integrated plastic inner container of fresh-keeping cabinet

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Granted publication date: 20110727

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