CN110355983A

CN110355983A - Polymer Processing system

Info

Publication number: CN110355983A
Application number: CN201810316097.5A
Authority: CN
Inventors: 陈法胜
Original assignee: JUGANG MACHINERY CO Ltd
Current assignee: JUGANG MACHINERY CO Ltd
Priority date: 2018-04-10
Filing date: 2018-04-10
Publication date: 2019-10-22
Anticipated expiration: 2038-04-10
Also published as: CN110355983B

Abstract

Polymer Processing system provided by the present invention, it include the heating unit and an at least temperature reducing unit of plural number, and the preset working time is stopped respectively in those heating units and the temperature reducing unit with making a mold in turn, and make the mold when stopping respectively, with those heat up units or temperature reducing unit progress heat exchanges at place, wherein, the mold in turn obtains thermal energy in those heating units to heat to a forming temperature, and it is molded the polymer positioned at the mould inside under the forming temperature, thereafter, the mold is set to lose thermal energy in the temperature reducing unit and be cooled to a setting temperature again, so that the polymer being moulded in the mold cooled down depending on type.

Description

Polymer Processing system

Technical field

The present invention is related with Process Technology of Polymer technology, especially with regard to a kind of Polymer Processing system.

Background technique

In the technology for carrying out macromolecule moulding processing and forming using mold, to provide the temperature needed for reaction carries out, that is, need Thermal energy is provided and gives mold, so that mold is heated up to meet the required temperature condition of reaction, and after molding to be molded, then it needs to reduce mold Temperature make mechanograph cooling and shaping, the temperature rise that mold is repeated such as be and temperature drop operation be macromolecule moulding molding plus Work it is daily.

It lifts by taking EVA post-forming process as an example, the foaming EVA germule after being once molded, continues to carry out post forming When processing, it is to insert one step foaming molding EVA germule in the mould room of mold, then heated to mold, makes to be located at mold In germule melt due to heated, and can by mold to carry out moulding, be allowed to have shape identical with predetermined prod and Decorative pattern, and after moulding, then cooling is imposed to mold again, makes to be cooled off and be formed by the mechanograph of moulding in mold.

Wherein, the temperature rise of mold is to provide thermal energy by external heating plate, and temperature drop is then using cooling water as medium The thermal energy on mold is taken away, and in general, the heating ability of heating plate is usually low compared with the cooling capacity of cooling water, therefore On process time, it is length that the time needed for temperature rise operation, which is usually compared with the time needed for temperature drop operation, but for the prior art, Because being short of preferable technology contents, and the activity duration failed effectively with temperature rise and temperature drop is poor, causes to cause the idle of equipment And fail to make the utilization rate of equipment to maximize.

Summary of the invention

The object of the present invention is to provide a kind of Polymer Processing system, can effectively concoct mold temperature heating with The activity duration of cooling avoids the efficiency that is idle and improving processing of equipment.

To achieve the above object, the present invention takes following technical scheme:

Polymer Processing system provided by the present invention includes the heating unit and at least one cooling list of plural number Member, and the preset working time is stopped respectively in those heating units and the temperature reducing unit with making a mold in turn, and is made The mold when stopping respectively, at place those heating units or the temperature reducing unit carry out heat exchanges, wherein the mold according to Sequence obtains thermal energy in those heating units to heat to a forming temperature, and makes the polymer positioned at the mould inside in this It is molded under forming temperature, thereafter, then the mold is made to lose thermal energy in the temperature reducing unit and be cooled to a setting temperature, So that the polymer being moulded in the mold cooled down depending on type.

Accordingly, which can be single by those heatings respectively by the heating schedule for improving mold temperature Member, which connects, to be carried out, to shorten residence time of the mold in each heating unit.

Wherein, those molds institute's residence time between different units, can be set to identical, accordingly, can make those Heating unit starts the progress for heat exchange from the temperature reducing unit respectively with different molds simultaneously, and is simultaneously heat exchange Stop, being aided with makes those different molds after those heating unit heatings, subsequently enter the cooling list again and again The operation to cool down in member can make continuously being implemented for processing.

Wherein, those heating units and the temperature reducing unit can be arranged in adjacent to each other the side of a disk, and make the liter Warm unit concentrates on a heating section, and the cooling section for being located at the temperature reducing unit other than the heating section.

Wherein, the heating section and the cooling section are focused into 3/4ths circumference ranges of the disk side, and The processing section handled using the quadrant range that the disk side is not used by as operator mold, should With carried out by circumference particular range separate can in response to actual processing condition variation and change, and on-fixed is immutable.

Meanwhile the quantity of those heating units and the quantity of the temperature reducing unit can also be become according to the condition of actual processing It is dynamic, such as make to heat up the quantity 4 of unit and the quantity of temperature reducing unit is 2, or the unit that makes to heat up quantity 8 and the list that cools down The quantity of member is 4, but the quantity to heat up between unit and temperature reducing unit is not limited than also with it, still can be according to actual processing condition Change and unusual fluctuation.

Furthermore wasting of resources when to avoid using water or other fluid as cooling fluid, can make the temperature reducing unit have one Closed accommodation space when the heat exchange that the temperature reducing unit cools down to the mold is closed in the accommodation space In the state of, flow the cooling fluid in the accommodation space, and cooling fluid can be effectively recycled, it avoids wasting.

Mold heat obtained in each heating unit is different.

The mold, from preceding heating unit heat obtained, is greater than in the heating unit sequentially stopped From posterior heating unit heat obtained.

The quantity of its temperature reducing unit for being included is plural number.

The quantity of the heating unit is greater than the quantity of the temperature reducing unit.

The beneficial effects of the present invention are: the present invention can effectively concoct the activity duration of mold temperature heating and cooling, keep away Exempt from the efficiency that is idle and improving processing of equipment.

Detailed description of the invention

Fig. 1 is a preferred embodiment of the present invention perspective view.

Fig. 2 is a preferred embodiment of the present invention top view.

Fig. 3 is a preferred embodiment of the present invention partial perspective view, shows the decomposition between mold and disk.

Fig. 4 is a preferred embodiment of the present invention partial perspective view, shows the combination between mold and disk.

Fig. 5 is the perspective view of a heating unit in a preferred embodiment of the present invention.

Fig. 6 is the exploded view of a heating unit in a preferred embodiments example of the invention.

Fig. 7 is the cross-sectional view of the 7-7 face line along Fig. 5 in a preferred embodiments example of the invention, and shows the shape for gripping mold State.

Fig. 8 is the perspective view of a temperature reducing unit in a preferred embodiment of the present invention.

Fig. 9 is the exploded view of a temperature reducing unit in a preferred embodiments example of the invention.

Figure 10 is the cross-sectional view of a preferred embodiment of the present invention 10-10 face line along Fig. 8, and is shown cold to mold progress But state.

Drawing reference numeral: 10: Polymer Processing system；20: mold mobile mechanism；21: disk；211: disk body；212: Through-hole；22: heating section；23: cooling section；24: processing section；30,30a: mold；31,31a: die cavity；32,32a: abutment extending； 41,42,43,44: heating unit；411: upright bar；412: top group；413: bottom group；4121,4131: heating plate；51,52: cooling is single Member；511: bottom cylinder；512: hack lever；513: upper plate；514: top cylinder；515: slide bar；516: watering plate；517: power source；518: returning Closed tube road；S1: first stop；S2: second station；S3: third station；S4: the four station；S5: the five station；S6: the six station；S7: the seven station； S8: the eight station.

Specific embodiment

Firstly, please referring to shown in Fig. 1 and Fig. 2, the Polymer Processing provided in a preferred embodiment of the present invention System 10 is the interval fortune for taking known 8 station disc type mold mobile mechanism 20 as driven mold 30,30a progress back ring type Based on dynamic, and four heating units 41,42,43,44 and two temperature reducing units 51,52 equidistant intervals is made to be arranged in this with coming 21 side of annular disc of mobile mechanism 20, accordingly, when the mobile mechanism 20 drives the most molds being fixedly arranged on the disk 21 30, when 30a carries out back ring type intermittent movement, can pass through those heating units 41,42,43,44 and those cooling lists in order Member 51,52, and make to carry out heat exchange between mold 30,30a and corresponding unit, reach the effect for making mold 30,30a heating or cooling Fruit.

Specifically, those heating units 41,42,43,44 are focused into an arc-shaped heating section 22, and those Temperature reducing unit 51,52 are focused into the arc-shaped cooling section 23 for being connected in the heating section 22, and further Be located at an arc-shaped processing section 24 between the cooling section 23 and the heating section 22, wherein the cooling section 23 with 6 erect-positions of the sum of 22 central angle of heating section for 270 degree and corresponding to the mobile mechanism 20, the center of circle of the processing section 24 Angle is then 90 degree and 2 erect-positions corresponding to the mobile mechanism 20, so that the space of 21 side of disk be made fully to be assigned It utilizes.

Accordingly, those molds 30,30a are located in the heating section 22, the cooling section 23 and the processing section 24, And different processing programs can be carried out according to its position respectively, and for purposes of illustration only, hereby with single in those molds It is illustrated, is please referred to shown in Fig. 2 and Fig. 3 for mold 30a, such as aforementioned elder generation is being carried out with the Polymer Processing system 10 When the EVA secondary operation described in preceding technology, it comprises have following steps:

A. mold filling is carried out in first stop S1

Make mold 30a be located at the processing section 24 to be adjacent on the position of the heating section 22, and in die opening state and One-time formed EVA foaming germule can be inserted in the opening die cavity 31a of mold 30a by operator.

B. the heat exchange of first stage is carried out in second station S2

The mold 30a of mold filling is molded, and the mobile mechanism 20 is made to rotate clockwise 45 degree of angles, to drive the mold 30a enter adjacent heating unit 41 in and stop the working time appropriate, thus make heat up unit 41 in heat source (on figure not Show) it is able to transfer thermal energy on mold 30a, to improve the temperature of mold 30a.

C. the heat exchange of second stage is carried out in third station S3

So that the mobile mechanism 20 is rotated clockwise 45 degree of angles again, mold 30a is driven to be displaced, and the unit 41 that heats up certainly is mobile Into heating unit 42, and working time appropriate is stopped, so that the heat source (not showing on figure) in the unit 42 that makes to heat up is by thermal energy It is transferred on mold 30a, to further improve the temperature of mold 30a, and makes up to a forming temperature.

D. the heat exchange of phase III is carried out in the 4th station S4

So that the mobile mechanism 20 is rotated clockwise 45 degree of angles again, mold 30a is driven to be displaced, and the unit 42 that heats up certainly is mobile Into heating unit 43, and stop working time appropriate, thus the heat source (not showing on figure) in the unit 43 that makes to heat up be able to by Thermal energy is transferred on mold 30a, and mold 30a internal temperature is made to remain the forming temperature, to make EVA foaming germule The melted by heating in the inside mold 30a and be molded as shape identical with place die cavity 31a.

E. the heat exchange of fourth stage is carried out in the 5th station S5

So that the mobile mechanism 20 is rotated clockwise 45 degree of angles again, mold 30a is driven to be displaced, and the unit 43 that heats up certainly is mobile Into heating unit 44, and stop working time appropriate, thus the heat source (not showing on figure) in the unit 44 that makes to heat up be able to by Thermal energy is transferred on the tool and mould 30a to be added, it is ensured that before EVA foaming germule moulding is completed, mold 30a is maintain enough Temperature, so that EVA foaming germule is maintained the state that can be shaped, until EVA foaming germule moulding is completed.

F. the heat exchange in the 5th stage is carried out in the 6th station S6

So that the mobile mechanism 20 is rotated clockwise 45 degree of angles again, mold 30a is driven to be displaced, and the unit 44 that heats up certainly is mobile It into temperature reducing unit 51, stops the working time appropriate, and mold 30a is cooled down with cooling fluid, to reduce the mould Has the temperature of 30a, to reduce the temperature for the EVA foam articles being molded in step E.

G. the heat exchange in the 6th stage is carried out in the 7th station S7

So that the mobile mechanism 20 is rotated clockwise 45 degree of angles again, mold 30a is driven to be displaced, and it is mobile from temperature reducing unit 51 It into temperature reducing unit 52, stops the working time appropriate, continuation cools down mold 30a with cooling fluid, with constantly The temperature for reducing mold 30a makes up to a cooling temperature, constantly to reduce the EVA being molded in step E hair The temperature of article is steeped, and is allowed to cooling and shaping.

H. finished product is taken out in the 8th station S8

So that the mobile mechanism 20 is rotated clockwise 45 degree of angles again, mold 30a is driven to be displaced, and it is mobile from temperature reducing unit 52 To the processing section 24 adjacent on the position of the cooling section 23, it is then turned on mold 30a and will have been cooled down by operator The EVA foam articles of sizing take out.

The mould is driven when the disk 21 of the mobile mechanism 20 completes the revolution of a circle 360 by above-mentioned technology contents Tool 30a passes through eight erect-positions, sequentially carries out step A to H and obtains the formed article of completion and cooling, compared to prior art Speech, since the Polymer Processing system 10 drops the heating of mold and cooling process with those heating units with those respectively Warm unit cutting carries out, and therefore, mold stands the working time for carrying out being stopped when heat exchange in addition to it can shorten in each list, Keep the working time at each station identical, so that those heating units is started simultaneously with those temperature reducing units, is simultaneously stopped, accordingly Enable be located at the disk 21 on most molds at the same time between different steps is carried out on different erect-positions, make the utilization of equipment Reach optimization, avoids the idle waste of equipment and manpower.

Hereby and further cooperation schema is detailed description to each composition of the Polymer Processing system 10 again, This is first please referred to shown in Fig. 3 and Fig. 4, and the combination between those molds 30,30a and the disk 21 makes the disk 21 have eight etc. Divide and provide in the through-hole 212 on disk body 211, and those molds 30,30a is made to be located at 212 top of through-hole, and with pleurapophysis Abutment extending 32,32a are overlapped on the disk body 211, those mold 30,30a is enable to be suspended in the top of corresponding through-hole 212 respectively.

Since those mutual compositions of heating units are identical, only lift in this and be illustrated with one of them, such as Fig. 5 to Fig. 7 Shown, heating unit 41 and known mould technology of holding under the arm are similar, and have four upright bars 411, erect be fixed on the disk 21 respectively Outside inner and outer rings side, the top group 412 of a plate is then fixedly arranged on the top of those upright bars 411, and a movable bottom group 413 is located at the circle The lower section of disk 21, and can provide thrust of the corresponding through-hole 212 of power output drawing-in to the application of mold 30 up, mold 30 is moved up, And make mold 30 as shown in Figure 7 as be sandwiched between the top group 412 and the bottom group 413, and then be located at the top group 412 with should Mold 30 folded by 4121,4131 pairs of known heating plate in bottom group 413 heats, and makes the mold 30 in the heating unit 41 It is able to obtain thermal energy.

It is identical, since the mutual composition of those temperature reducing units is also to be identical, be with herein-only lift one and be illustrated, As shown in Fig. 8 to Figure 10, temperature reducing unit 51 have bottom cylinder 511, positioned at the lower section of the disk 21, nozzle upward and can with it is right The through-hole 212 answered is connected to, and four hack levers 512 are erected in couples outside the inner and outer rings side of the disk 21, and are fixed in the bottom with bottom end On the pleurapophysis position of cylinder 511, a upper plate 513 is fixedly arranged on the top of those hack levers 512, and a top cylinder 514 is slidably connected to this with slide bar 515 On upper plate 513, and make nozzle directed downwardly and the bottom cylinder 511 nozzle it is corresponding in opposite directions, a watering plate 516 with those slide bars 515 with The upper plate 513 is sliding, whereby, the mold 30 in the temperature reducing unit 51, between top cylinder 514 and bottom cylinder 511, and Positioned at the lower section of the watering plate 516, when carrying out heat exchange to the mold 30 with the temperature reducing unit 51, as shown in Figure 10 as, first Power is provided with the power source 517 being set on the upper plate 513, declines top cylinder 514 respectively with the watering plate 516, and make this The bottom end for pushing up cylinder 514 is adjacent or amplexiform in the upside disk of the disk 21, and make the mold 30 be located at by top cylinder 514 with should Bottom cylinder 511 has in the accommodation space suitably completely cut off with close in opposite directions formed of nozzle with external, then will be external with the watering plate 516 Cooling water spills leaching on the mold 30, and to reduce the temperature of the mold 30, and the cooling water after is then given by bottom cylinder 511 It concentrates, then is recycled via a recovery pipe 518；

Whereby, which can be effectively prevented from outside cooling water and spill, except the drying of workplace can be kept to exempt to give birth to It is dangerous outer, resource can also be effectively utilized, and wherein, since the formation of the accommodation space to avoid cooling water leakage and can be to have It is its purpose that effect, which collects recycling and reusing, is enough to prevent cooling water outflow i.e. foot thus, it is only required to reach, is completely closed without reaching State.

In addition it is especially pointed out that needed for:

One, the heating unit of the Polymer Processing system 10 and the respective quantity of temperature reducing unit simultaneously add without special With limitation, specific quantitative proportion can be changed in response to different Process Technology of Polymer conditions.

Secondly, when the unit that heats up is plural number, can also be by addition to the identical person of heating efficiency that can make each heating unit Heating efficiency gives differential, such as at the beginning of heating schedule, first provides thermal energy with high plus heating efficiency heating technique, The temperature for rapidly improving mold, can be selected the heating technique of lower heating efficiency, behind to save cost and shorten Process time-histories.

Thirdly, take finished product to be not limited to divide on different erect-positions from filler operation conducted in the processing section Do not implement, the condition of visual actual processing, and voluntarily changed by operator, which provides The purpose of the processing section, only provide one can to mold carry out feeding, filler as cleaning working space, as the work The specific utilization in space, has no the necessity especially limited.

Four, the several classes in the station of existing disk are a lot of, such as 4 stations, 8 stations, 12 stations, 16 stations or other station numbers etc., It is able to as the embodiment of the present invention, only lifting in the present specification is to illustrate, however be not limited with it with 8 stations.

Five, in practical application, the station number rotated every time be not restricted to only to be able to it is single stand progressive, lift and above take off 8 stations Embodiment for, the distance at each two station of rotation can also be made, each rotation is allowed to make mobile two stations of mold Distance, such as second station and third can be respectively enterd in single revolution positioned at two molds of the 8th station and first stop Stand, use and extend interval time for rotating every time, in response to needed for different processing conditions, in other words, rotation angle with Stand number can in response to actual processing condition demand and change.

Six, it is solid it is manifestly intended that heating section, cooling section and the processing respective range number of section that embodiment is taken off on Value, but item numerical value is not immutable, can increase and decrease respectively the range of each section, in response to different processing conditions demands It remains to reach the purpose of the present invention and effect.

Claims

1. a kind of Polymer Processing system, which is characterized in that it includes the heating unit for having plural number and at least one cooling are single Member, and the preset working time is stopped respectively in the heating unit and the temperature reducing unit with making a mold in turn, and is made The mold when stopping respectively, at place the heating unit or the temperature reducing unit carry out heat exchange, wherein the mold according to Sequence obtains thermal energy in the heating unit to heat to a forming temperature, and makes the polymer positioned at the mould inside at this It is molded under forming temperature, then the mold is made to lose thermal energy in the temperature reducing unit and be cooled to a setting temperature, so that Type depending on the polymer being moulded in the mold is cooled down.

2. Polymer Processing system as described in claim 1, which is characterized in that the mold is respectively in each heating Unit is identical with the stopped working time in the temperature reducing unit.

3. Polymer Processing system as described in claim 1, which is characterized in that the mold is in each heating unit Obtained in thermal energy provided respectively by the respectively heating unit.

4. Polymer Processing system as claimed in claim 3, which is characterized in that the mold is in each heating unit Obtained in heat it is different.

5. Polymer Processing system as claimed in claim 4, which is characterized in that the mold is described in sequentially stop It heats up in unit, from preceding heating unit heat obtained, is greater than from posterior heating unit heat obtained.

6. Polymer Processing system as described in claim 1, which is characterized in that the heating unit concentrated setting is in one It heats in section, and the temperature reducing unit is then located at outside the heating section.

7. Polymer Processing system as claimed in claim 6, which is characterized in that the temperature reducing unit is located at a cooling area Duan Zhong, and the heating unit is then located at outside the cooling section.

8. Polymer Processing system as claimed in claim 7, which is characterized in that its temperature reducing unit for being included Quantity is plural number.

9. Polymer Processing system as claimed in claim 8, which is characterized in that the quantity of the heating unit is greater than institute State the quantity of temperature reducing unit.

10. the Polymer Processing system as described in claim 7,8 or 9, which is characterized in that the heating section with it is described Cooling section is adjacent to the side for being arranged in a disk.

11. Polymer Processing system as claimed in claim 10, which is characterized in that further included a processing section, be situated between Between the cooling section and the heating section.

12. Polymer Processing system as claimed in claim 11, which is characterized in that its number of molds for being included It for plural number, and is divided into the mold of the plural number equally spaced from each otherly on the disk, by the rotation of the disk, makes described It passes through to mold in turn the heating section, the cooling section and the processing section.

13. Polymer Processing system as claimed in claim 11, which is characterized in that the heating section and the cooling Section is arranged in the circumference range of the disk side 3/4ths, and the processing section is then located at the disk side four and divides One of circumference range in.

14. Polymer Processing system as described in claim 1, which is characterized in that the temperature reducing unit has one can seal The accommodation space closed, and flow a cooling fluid in the accommodation space, it, can when being located at the mold in the accommodation space It is contacted with the cooling fluid, reduces the mold by temperature due to thermal energy the is transferred to cooling fluid.