CN115008776A - Moulding device is used in production of material separation type plastics - Google Patents
Moulding device is used in production of material separation type plastics Download PDFInfo
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- CN115008776A CN115008776A CN202210751191.XA CN202210751191A CN115008776A CN 115008776 A CN115008776 A CN 115008776A CN 202210751191 A CN202210751191 A CN 202210751191A CN 115008776 A CN115008776 A CN 115008776A
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- 239000004033 plastic Substances 0.000 title claims abstract description 179
- 229920003023 plastic Polymers 0.000 title claims abstract description 179
- 239000000463 material Substances 0.000 title claims abstract description 72
- 238000000465 moulding Methods 0.000 title claims abstract description 22
- 238000004519 manufacturing process Methods 0.000 title claims abstract description 18
- 238000000926 separation method Methods 0.000 title claims description 6
- 238000001514 detection method Methods 0.000 claims abstract description 120
- 238000002844 melting Methods 0.000 claims abstract description 107
- 230000008018 melting Effects 0.000 claims abstract description 107
- 238000010438 heat treatment Methods 0.000 claims description 19
- 239000003795 chemical substances by application Substances 0.000 claims description 17
- 239000004014 plasticizer Substances 0.000 claims description 17
- 238000012937 correction Methods 0.000 claims description 15
- 238000000034 method Methods 0.000 claims description 15
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- 230000009471 action Effects 0.000 claims description 9
- 230000008569 process Effects 0.000 claims description 9
- 238000004364 calculation method Methods 0.000 claims description 7
- NINIDFKCEFEMDL-UHFFFAOYSA-N Sulfur Chemical compound [S] NINIDFKCEFEMDL-UHFFFAOYSA-N 0.000 claims description 6
- 238000000354 decomposition reaction Methods 0.000 claims description 6
- 239000002243 precursor Substances 0.000 claims description 6
- 238000004321 preservation Methods 0.000 claims description 6
- 230000007812 deficiency Effects 0.000 claims description 4
- 238000007634 remodeling Methods 0.000 claims description 4
- 230000000630 rising effect Effects 0.000 claims description 4
- 238000009757 thermoplastic moulding Methods 0.000 claims description 4
- 230000001960 triggered effect Effects 0.000 claims description 4
- 244000241872 Lycium chinense Species 0.000 claims description 3
- 235000015468 Lycium chinense Nutrition 0.000 claims description 3
- 239000005864 Sulphur Substances 0.000 claims description 3
- 238000006243 chemical reaction Methods 0.000 claims description 3
- 238000011038 discontinuous diafiltration by volume reduction Methods 0.000 claims description 3
- 235000013399 edible fruits Nutrition 0.000 claims description 3
- 238000006386 neutralization reaction Methods 0.000 claims description 3
- 238000007711 solidification Methods 0.000 claims description 3
- 230000008023 solidification Effects 0.000 claims description 3
- 229910052717 sulfur Inorganic materials 0.000 claims description 3
- 239000011593 sulfur Substances 0.000 claims description 3
- 230000011664 signaling Effects 0.000 claims description 2
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- 239000002131 composite material Substances 0.000 claims 1
- 239000012528 membrane Substances 0.000 claims 1
- 238000007493 shaping process Methods 0.000 abstract description 5
- 239000000243 solution Substances 0.000 description 10
- 239000000155 melt Substances 0.000 description 3
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Images
Classifications
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
- B29C67/00—Shaping techniques not covered by groups B29C39/00 - B29C65/00, B29C70/00 or B29C73/00
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
- B29C31/00—Handling, e.g. feeding of the material to be shaped, storage of plastics material before moulding; Automation, i.e. automated handling lines in plastics processing plants, e.g. using manipulators or robots
- B29C31/04—Feeding of the material to be moulded, e.g. into a mould cavity
- B29C31/06—Feeding of the material to be moulded, e.g. into a mould cavity in measured doses, e.g. by weighting
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
- B29C31/00—Handling, e.g. feeding of the material to be shaped, storage of plastics material before moulding; Automation, i.e. automated handling lines in plastics processing plants, e.g. using manipulators or robots
- B29C31/04—Feeding of the material to be moulded, e.g. into a mould cavity
- B29C31/10—Feeding of the material to be moulded, e.g. into a mould cavity of several materials
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
- B29C37/00—Component parts, details, accessories or auxiliary operations, not covered by group B29C33/00 or B29C35/00
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
- B29C37/00—Component parts, details, accessories or auxiliary operations, not covered by group B29C33/00 or B29C35/00
- B29C37/005—Compensating volume or shape change during moulding, in general
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
- B29C37/00—Component parts, details, accessories or auxiliary operations, not covered by group B29C33/00 or B29C35/00
- B29C2037/90—Measuring, controlling or regulating
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
- B29C37/00—Component parts, details, accessories or auxiliary operations, not covered by group B29C33/00 or B29C35/00
- B29C2037/94—Safety devices
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02W—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO WASTEWATER TREATMENT OR WASTE MANAGEMENT
- Y02W30/00—Technologies for solid waste management
- Y02W30/50—Reuse, recycling or recovery technologies
- Y02W30/62—Plastics recycling; Rubber recycling
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Robotics (AREA)
- Moulds For Moulding Plastics Or The Like (AREA)
- Casting Or Compression Moulding Of Plastics Or The Like (AREA)
- Processing And Handling Of Plastics And Other Materials For Molding In General (AREA)
Abstract
The invention discloses a shaping device for material sorting type plastic production, wherein a system used by the device is a shaping system, and the device is characterized in that: the molding system comprises a melting detection module, a volume detection module, a material sorting module, a plastic filling module and a control module, wherein the melting detection module and the volume detection module are electrically connected with the material sorting module, and the volume detection module is electrically connected with the plastic filling module; the plastic filling device comprises a melting detection module, a material sorting module, a plastic filling module and a control module, wherein the melting detection module is used for detecting the melting temperature of plastic, the volume detection module is used for detecting the volume of the plastic before melting and the volume of the plastic after melting, the material sorting module is used for controlling the types and the amounts of added materials, the plastic filling module is used for adding plastic with corresponding amount, and the control module is used for controlling the operation of a system.
Description
Technical Field
The invention relates to the technical field of plastic molding, in particular to a molding device for material separation type plastic production.
Background
The shaping device is characterized in that plastic is heated to a temperature capable of flowing and deforming, and the plastic keeps a certain shape after being cooled. Thereby realizing the formation of a new shape.
In the process of thermoplastic molding, a certain amount of vulcanizing agent or plasticizer and the like are required to be added to enhance the quality of the plastic, the addition of the vulcanizing agent or plasticizer can influence the melting temperature and the shrinkage rate of the plastic, experiments show that the ratio of the shrinkage volume to the melting temperature can represent the residual amount of the vulcanizing agent or plasticizer to a certain extent, and the residual amount of the vulcanizing agent or plasticizer is more obvious in the ratio of the shrinkage volume to the melting temperature squared.
In daily life, some vulcanizing agents or plasticizers on the surface of the plastic can be consumed, and some vulcanizing agents or plasticizers are purposely added in the process of remodeling.
Therefore, it is necessary to design a molding apparatus for manufacturing a material-classified plastic, which automatically judges the residual amounts of a vulcanizing agent and a plasticizer and automatically supplies the vulcanizing agent and the plasticizer.
Disclosure of Invention
The invention aims to provide a material sorting type plastic production shaping device to solve the problems in the background technology.
In order to solve the technical problems, the invention provides the following technical scheme: the utility model provides a material separation type plastics production is with moulding device, the system that the device used is moulding system, its characterized in that: the molding system comprises a melting detection module, a volume detection module, a material sorting module, a plastic filling module and a control module, wherein the melting detection module and the volume detection module are electrically connected with the material sorting module, and the volume detection module is electrically connected with the plastic filling module;
the plastic filling device comprises a melting detection module, a volume detection module, a material sorting module, a plastic filling module and a control module, wherein the melting detection module is used for detecting the melting temperature of plastic, the volume detection module is used for detecting the volume of the plastic before melting and the volume of the plastic after melting, the material sorting module is used for controlling the types and the amounts of added materials, the plastic filling module is used for adding plastic with corresponding amount, and the control module is used for controlling the operation of the system.
According to the technical scheme, the melting detection module comprises a melting detection unit and a temperature rise module, the volume detection module comprises a volume detection module before melting and a volume detection module after melting, the material sorting module comprises a material type selection unit and an input amount control module, the melting detection unit is electrically connected with the material type selection unit and the input amount control module, the volume detection module before melting is electrically connected with the material type selection unit and the input amount control module, and the volume detection module after melting is electrically connected with the material type selection unit and the input amount control module;
the device comprises a melting detection unit, a temperature rise module, a volume before melting detection module, a volume after melting detection module, a material type selection unit and a material input amount control module, wherein the melting detection unit is used for detecting whether plastics are melted or not, the temperature rise module is used for raising the temperature, the volume before melting detection module is used for detecting the volume of the plastics before melting, the volume after melting detection module is used for detecting the volume of the plastics after melting, the material type selection unit is used for suspending the type of input materials, and the input amount control module is used for controlling the amount of the input materials.
According to the technical scheme, the plastic filling module comprises a receiving module and a plastic filling unit, the control module comprises a temperature detection module and an alarm module, the receiving module is electrically connected with the input quantity control module and the melted volume detection module, and the alarm module is electrically connected with the temperature rise module;
the receiving module is used for receiving an external signal and controlling the plastic filling unit to fill corresponding plastic through the external signal, the plastic filling unit is used for filling the plastic, the temperature detection module is used for detecting the temperature of the device, and the alarm module is used for reminding relevant workers.
According to the technical scheme, the working steps of the system are as follows;
s1: detecting the volume of the plastic before plastic remodeling through a melted precursor volume detection module, and selecting a proper mold for thermoplastic molding according to the volume detected by the melted precursor volume detection module and corresponding requirements;
s2: after the plastic enters the corresponding die, the temperature rising module starts to gradually rise the temperature, enters a heat preservation state when the melting detection unit detects that the plastic starts to melt, and records the melting temperature of the plastic;
s3: the melted volume detection module detects the height of the melted plastic in the mold, and the melted volume can be obtained by calculating the height because the size of the mold is fixed.
S4: the material type selection unit receives the melting temperature, the volume of the plastic before and after melting, calculates the material which needs not to be added according to a corresponding calculation formula, judges the material which needs to be added, can continuously transmit a signal to the input quantity control module, and controls the input quantity of the corresponding material according to the input quantity control module.
S5: the plastic filling unit determines the volume of plastic to be filled according to the signal transmitted by the receiving module and injects the plastic with the designated volume into the mold.
S6: the control module is used for detecting the running state of the device, stopping the running of the device in time when the running state has problems, and alarming to remind related workers.
According to the above technical solution, the calculation formula of the step S4 is:
in the formula: v shrinkage is the increased volume of the plastic after melting, V front is the volume of the plastic before melting, V melt is the volume of the molten plastic, X is a comprehensive signal, V mark T is the volume reduction value of the plastic before melting at T ℃, T is the temperature when the plastic melts,
is the correction factor.
According to the above technical solution, the signal conversion method in step S4 is as follows:
in the formula: y is an action signal, a is a vulcanizing agent correction coefficient, b is a plasticizer correction coefficient, and X Sulfur min -X Sulphur max Judging the comprehensive signal interval, X, lacking the vulcanizing agent Increase in min -X Increase in min Is a neutralization signal interval judged to be lack of plasticizer;
namely, the deficiency of various additives in the plastic is judged according to the magnitude of the comprehensive signal, and corresponding additives are supplemented according to the deficiency of different additives, so that the quality of the remolded plastic is ensured.
According to the above technical solution, the volume of the plastic injected in the above step S5 is as follows:
in the formula: n is the volume of the plastic to be supplemented, V is the volume of the mould itself,
is a volume correction factor;
namely, the difference between the original volume of the mold and the molten plastic in the mold is multiplied by the correction coefficient, so that the difference between the obtained remolded part and the expected remolded part caused by shrinkage in the solidification process is avoided.
According to the above technical solution, in the step S6, the alarm is triggered when the condition satisfies the following calculation formula:
in the formula: t is Fruit of Chinese wolfberry Is the actual temperature of the device, T Is divided into Is the decomposition temperature of the plastic;
when the actual temperature of the device is higher than the decomposition temperature of the plastic, the fact that relevant modules in the device are out of work indicates that the device immediately gives an alarm to remind relevant workers that the device has certain problems.
According to the above technical solution, in the step S6, when
At that time, the device is judged to be at that timeThere is certain problem, and control module can control the module of rising temperature and gradually cool down this moment, and has the heat preservation pause cycle in the cooling, whether the detecting element that is convenient for melt detects plastics and melts.
According to the technical scheme, the material type selection unit is arranged on the upper side of the shell, the melting detection unit comprises two detection heads, one side of each detection head is fixedly provided with a telescopic rod, one side of each detection head, which is provided with the telescopic rod, is fixedly provided with a high-temperature resistant film, one side of each telescopic rod is provided with a telescopic cylinder, the telescopic cylinders are fixedly arranged on the shell, one side of the shell is provided with a heating resistor, one side of the heating resistor is provided with a ring sleeve, the upper end of the ring sleeve is provided with a fixed block, one side of the fixed block is welded with a spring, the other side of the spring is welded with an access head, the access head is contacted with the heating resistor, the left side of the ring sleeve is connected with a high-temperature resistant bag pipeline, and the inner side of each telescopic cylinder is provided with a plastic limit switch, the left end of the heating resistor is electrically connected with a power supply, and the other end of the power supply is electrically connected with the access head.
Compared with the prior art, the invention has the following beneficial effects: according to the invention, the corresponding mould can be automatically selected according to the volume of the plastic, the residual amount of the vulcanizing agent or the plasticizer can be calculated, the corresponding additive can be properly supplemented for the plastic according to the residual amount of the vulcanizing agent or the plasticizer, the quality of the plastic is ensured, the plastic can be supplemented during the use process so as to ensure that the finally molded shape of the plastic is the same as the preset shape, and the alarm device is automatically triggered to give an alarm when the working state of the device is abnormal, so that related workers are reminded.
Drawings
The accompanying drawings, which are included to provide a further understanding of the invention and are incorporated in and constitute a part of this specification, illustrate embodiments of the invention and together with the description serve to explain the principles of the invention and not to limit the invention. In the drawings:
FIG. 1 is a schematic overall elevational cross-sectional structural view of the present invention;
FIG. 2 is a schematic diagram of the structure of the melting detection unit of the present invention;
in the figure: 1. a housing; 2. a material type selection unit; 3. a telescopic cylinder; 4. a high temperature resistant film; 5. a detection head; 6. a heating resistor; 7. a spring; 8. a fixed block; 9. a circular ring sleeve; 10. and accessing the head.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
Referring to fig. 1, the present invention provides a technical solution: the utility model provides a material separation type plastics production is with moulding device, the system that the device used is moulding system, its characterized in that: the shaping system comprises a melting detection module, a volume detection module, a material sorting module, a plastic filling module and a control module, wherein the melting detection module and the volume detection module are electrically connected with the material sorting module, and the volume detection module is electrically connected with the plastic filling module;
the plastic melting detection module is used for detecting the melting temperature of the plastic, the volume detection module is used for detecting the volume of the plastic before melting and the volume of the plastic after melting, the material sorting module is used for controlling the types of the added materials and the amount of the added materials, the plastic filling module is used for adding the plastic with corresponding amount, and the control module is used for controlling the operation of the system.
The melting detection module comprises a melting detection unit and a temperature rise module, the volume detection module comprises a volume detection module before melting and a volume detection module after melting, the material sorting module comprises a material type selection unit 2 and an input amount control module, the melting detection unit is electrically connected with the material type selection unit 2 and the input amount control module, the volume detection module before melting is electrically connected with the material type selection unit 2 and the input amount control module, and the volume detection module after melting is electrically connected with the material type selection unit 2 and the input amount control module;
the device comprises a melting detection unit, a temperature rise module, a volume before melting detection module, a volume after melting detection module, a material type selection unit 2 and an input quantity control module, wherein the melting detection unit is used for detecting whether plastics are melted or not, the temperature rise module is used for raising the temperature, the volume before melting detection module is used for detecting the volume of the plastics before melting, the volume after melting detection module is used for detecting the volume of the plastics after melting, the material type selection unit 2 is used for suspending the type of input materials, and the input quantity control module is used for controlling the quantity of the input materials; the volume detection module measures the volume of the plastic by a drainage method before melting, the plastic is dried after the measurement is finished, a mould corresponding to the plastic is determined according to the discharged water amount, the temperature rise module is used for raising the temperature firstly, then the temperature rise module is used for waiting for a period of time, the temperature rise module is used for continuing to raise the temperature after receiving the information that the plastic is not melted after waiting for a period of time, the volume detection module is used for detecting the height of the melted plastic solution, and the volume of the plastic solution can be detected only by detecting the height of the plastic solution due to the fact that the mould is in a certain shape.
The plastic filling module comprises a receiving module and a plastic filling unit, the control module comprises a temperature detection module and an alarm module, the receiving module is electrically connected with the input quantity control module and the melted volume detection module, and the alarm module is electrically connected with the temperature rise module;
the receiving module is used for receiving external signals and controlling the plastic filling unit to fill corresponding plastics through the external signals, the plastic filling unit is used for filling the plastics, the temperature detection module is used for detecting the temperature of the device, and the alarm module is used for reminding relevant workers.
The working steps of the system are as follows;
s1: detecting the volume of the plastic before plastic remodeling through a melted precursor volume detection module, and selecting a proper mold for thermoplastic molding according to the volume detected by the melted precursor volume detection module and corresponding requirements;
s2: after the plastic enters the corresponding die, the temperature rising module starts to gradually rise the temperature, enters a heat preservation state when the melting detection unit detects that the plastic starts to melt, and records the melting temperature of the plastic;
s3: the melted volume detection module detects the height of the melted plastic in the mold, and the melted volume can be obtained by calculating the height because the size of the mold is fixed.
S4: the material type selection unit 2 receives the melting temperature, the volume of the plastic before and after melting, calculates the material which needs not to be added according to a corresponding calculation formula, judges the material which needs to be added, can continuously transmit a signal to the input quantity control module, and controls the input quantity of the corresponding material according to the input quantity control module.
S5: the plastic filling unit determines the volume of plastic to be filled according to the signal transmitted by the receiving module and injects the plastic with the designated volume into the mold.
S6: the control module is used for detecting the running state of the device, stopping the running of the device in time when the running state has problems, and alarming to remind related workers.
The calculation formula of step S4 is:
in the formula: v shrinkage is the increased volume of the plastic after melting, V front is the volume of the plastic before melting, V melt is the volume of the molten plastic, X is a comprehensive signal, V mark T is the volume reduction value of the plastic before melting at T ℃, T is the temperature when the plastic melts,
is the correction factor.
The signal conversion method in the step S4 is as follows:
in the formula: y is an action signal, a is a vulcanizing agent correction coefficient, b is a plasticizer correction coefficient, and X Sulfur min -X Sulphur max Judging the comprehensive signal interval, X, lacking the vulcanizing agent Increase in min -X Increase in min Is a neutralization signal interval judged to be lack of plasticizer;
judging the shortage of various additives in the plastic according to the magnitude of the comprehensive signal, and supplementing corresponding additives according to the shortage of different additives so as to ensure the quality of the remolded plastic; according to the influence of the plasticizer and the vulcanizing agent on the shrinkage rate of the plastic, the type and the amount of the consumed additive in the plastic during reshaping are determined, and certain substances are added in a targeted manner to ensure that the property of the plastic after reshaping is not greatly different from that of the plastic before reshaping.
The volume of plastic injected in step S5 above is as follows:
in the formula: n is the volume of the plastic to be supplemented, V is the volume of the mould itself,
is a volume correction factor;
namely, the difference between the original volume of the mold and the molten plastic in the mold is multiplied by the correction coefficient, so that the difference between the obtained remolded part and the expected remolded part caused by shrinkage in the solidification process is avoided.
In step S6, an alarm is triggered when the condition satisfies the following equation:
in the formula: t is Fruit of Chinese wolfberry Is the actual temperature of the device, T Is divided into Is the decomposition temperature of the plastic;
when the actual temperature of the device is higher than the decomposition temperature of the plastic, the fact that relevant modules in the device are out of work indicates that the device immediately gives an alarm to remind relevant workers that the device has certain problems.
In the above step S6, when
When the device is judged to have a certain problem, the control module can control the heating module to gradually cool down, and the heat preservation pause period is provided when the temperature is lowered, so that the melting detection unit can detect whether the plastic is melted or not.
The material type selection unit 2 is arranged on the upper side of the shell 1, the melting detection unit comprises two detection heads 5, one side of each detection head 5 is fixedly provided with a telescopic rod, one side of each detection head 5, provided with a high-temperature-resistant film 4, provided with a telescopic cylinder 3, fixedly provided with the telescopic cylinder 3, on the shell 1, one side of the shell 1 is provided with a heating resistor 6, one side of each heating resistor 6 is provided with a ring sleeve 9, the upper end of each ring sleeve 9 is provided with a fixed block 8, one side of each fixed block 8 is welded with a spring 7, the other side of each spring 7 is welded with an access head 10, the access heads 10 are in contact with the heating resistors 6, the left side of each ring sleeve 9 is in pipeline connection with the high-temperature-resistant films 4, the inner side of each telescopic cylinder 3 is provided with a plastic limit switch, the left end of each heating resistor 6 is electrically connected with a power supply, and the other end of each power supply is electrically connected with the access head 10; under the action of the elastic force of the spring 7, the liquid inside the annular sleeve 9 tends to be pressed into the high temperature resistant film 4, so that the high temperature resistant film tends to stretch, the detection head 5 is pushed to detect the hardness of the plastic, when the plastic is hard, the detection head cannot move forwards under the action of the pressure inside the high temperature resistant film 4, so that the pressure inside the high temperature resistant film 4 is larger, the distance shortened by the spring 7 under the action of the pressure is smaller, the resistance connected with the heating resistor 6 is reduced, the current is increased, the heating power is increased because the heating power is the square of the current multiplied by the resistance, and when the plastic is too soft, so that the detection head moves to the right for a longer distance, the limiting device inside the telescopic cylinder 3 is started, the detection head is completely pulled back, the influence on injection molding is avoided, the detection process can be realized by the steps, detect the degree of melting of plastics through detecting head 5, and have melting trend (when self begins to soften promptly) at plastics and reduce heating power, avoid the temperature to exceed the softening temperature of plastics, and after detecting head antedisplacement one end distance, trigger limit switch and will detect head 5 and pull back, avoid detecting head 5 influence and remold.
It is noted that, herein, relational terms such as first and second, and the like may be used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Also, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus.
Finally, it should be noted that: although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that changes may be made in the embodiments and/or equivalents thereof without departing from the spirit and scope of the invention. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.
Claims (10)
1. The utility model provides a material separation type plastics production is with moulding device, the system that the device used is moulding system, its characterized in that: the molding system comprises a melting detection module, a volume detection module, a material sorting module, a plastic filling module and a control module, wherein the melting detection module and the volume detection module are electrically connected with the material sorting module, and the volume detection module is electrically connected with the plastic filling module;
the plastic filling device comprises a melting detection module, a volume detection module, a material sorting module, a plastic filling module and a control module, wherein the melting detection module is used for detecting the melting temperature of plastic, the volume detection module is used for detecting the volume of the plastic before melting and the volume of the plastic after melting, the material sorting module is used for controlling the types and the amounts of added materials, the plastic filling module is used for adding plastic with corresponding amount, and the control module is used for controlling the operation of the system.
2. The molding device for material-sorting type plastic production according to claim 1, wherein: the melting detection module comprises a melting detection unit and a temperature rise module, the volume detection module comprises a volume detection module before melting and a volume detection module after melting, the material sorting module comprises a material type selection unit (2) and an input amount control module, the melting detection unit is electrically connected with the material type selection unit (2) and the input amount control module, the volume detection module before melting is electrically connected with the material type selection unit (2) and the input amount control module, and the volume detection module after melting is electrically connected with the material type selection unit (2) and the input amount control module;
the plastic melting detection device comprises a melting detection unit, a temperature rise module, a volume before melting detection module, a volume after melting detection module, a material type selection unit (2) and an input quantity control module, wherein the melting detection unit is used for detecting whether plastics are melted or not, the temperature rise module is used for raising the temperature, the volume before melting detection module is used for detecting the volume of the plastics before melting, the volume after melting detection module is used for detecting the volume of the plastics after melting, the material type selection unit is used for suspending the type of input materials, and the input quantity control module is used for controlling the quantity of the input materials.
3. The molding device for material-sorting type plastic production according to claim 2, wherein: the plastic filling module comprises a receiving module and a plastic filling unit, the control module comprises a temperature detection module and an alarm module, the receiving module is electrically connected with the input quantity control module and the melted volume detection module, and the alarm module is electrically connected with the temperature rise module;
the receiving module is used for receiving an external signal and controlling the plastic filling unit to fill corresponding plastic through the external signal, the plastic filling unit is used for filling the plastic, the temperature detection module is used for detecting the temperature of the device, and the alarm module is used for reminding relevant workers.
4. The molding device for material-sorting type plastic production as claimed in claim 3, wherein: the working steps of the system are as follows;
s1: detecting the volume of the plastic before plastic remodeling through a melted precursor volume detection module, and selecting a proper mold for thermoplastic molding according to the volume detected by the melted precursor volume detection module and corresponding requirements;
s2: after the plastic enters the corresponding die, the temperature rising module starts to gradually rise the temperature, enters a heat preservation state when the melting detection unit detects that the plastic starts to melt, and records the melting temperature of the plastic;
s3: the melted volume detection module detects the height of the molten plastic in the mold, and the melted volume can be obtained by calculating the height because the size of the mold is fixed;
s4: the material type selection unit (2) receives the melting temperature and the volume of the plastic before and after melting, calculates the material which needs not to be added according to a corresponding calculation formula, judges the material which needs to be added, can continuously transmit a signal to the input quantity control module, and controls the input quantity of the corresponding material according to the input quantity control module;
s5: the plastic filling unit determines the volume of plastic to be filled according to the signal transmitted by the receiving module and injects the plastic with the designated volume into the mold;
s6: the control module is used for detecting the running state of the device, stopping the running of the device in time when the running state has problems, and alarming to remind related workers.
5. The molding device for material-sorting type plastic production according to claim 4, wherein: the calculation formula of step S4 is:
in the formula: v shrinkage is the increased volume of the plastic after melting, V frontIs the volume of the plastic before melting, Vmelt is the volume of the molten plastic, X is the composite signal, Vmark T is the volume reduction value of the plastic before melting at T ℃, T is the temperature of the plastic when melting,
is the correction factor.
6. The molding device for material-sorting type plastic production according to claim 5, wherein: the signal conversion method in the step S4 is as follows:
in the formula: y is an action signal, a is a vulcanizing agent correction coefficient, b is a plasticizer correction coefficient, and X Sulfur min -X Sulphur max Judging the comprehensive signal interval, X, lacking the vulcanizing agent Increase in min -X Increase in min Is a neutralization signal interval judged to be lack of plasticizer;
namely, the deficiency of various additives in the plastic is judged according to the magnitude of the comprehensive signal, and corresponding additives are supplemented according to the deficiency of different additives, so that the quality of the remolded plastic is ensured.
7. The molding device for material-sorting type plastic production according to claim 6, wherein: the volume of plastic injected in step S5 above is as follows:
in the formula: n is the volume of the plastic to be supplemented, V is the volume of the mould itself,
is a volume correction factor;
namely, the difference between the original volume of the mold and the molten plastic in the mold is multiplied by the correction coefficient, so that the difference between the obtained remolded part and the expected remolded part caused by shrinkage in the solidification process is avoided.
8. The molding device for material-sorting type plastic production according to claim 7, wherein: in step S6, the alarm is triggered when the condition satisfies the following equation:
in the formula: t is Fruit of Chinese wolfberry Is the actual temperature of the device, T Is divided into Is the decomposition temperature of the plastic;
namely, when the actual temperature of the device is higher than the decomposition temperature of the plastic, the fact that the relevant modules in the device are invalid at the moment is indicated, the device immediately gives an alarm to remind relevant workers that the device has certain problems.
9. The molding device for material-sorting type plastic production according to claim 8, wherein: in the above step S6, when
When the device is judged to have a certain problem, the control module can control the heating module to gradually cool down, and the heat preservation pause period is provided when the temperature is lowered, so that the melting detection unit can detect whether the plastic is melted or not.
10. The molding device for material-sorting type plastic production according to claim 9, comprising a housing (1), characterized in that: the material type selection unit (2) is arranged on the upper side of the shell (1), the melting detection unit comprises two detection heads (5), one side of each detection head (5) is fixedly provided with a telescopic rod, one side of each detection head (5) provided with a high-temperature-resistant film (4) is fixedly provided with a telescopic rod, one side of each telescopic rod is provided with a telescopic cylinder (3), the telescopic cylinders (3) are fixedly arranged on the shell (1), one side of the shell (1) is provided with a heating resistor (6), one side of each heating resistor (6) is provided with a ring sleeve (9), the upper ends of the ring sleeves (9) are provided with fixed blocks (8), one sides of the fixed blocks (8) are welded with springs (7), the other sides of the springs (7) are welded with access heads (10), and the access heads (10) are in contact with the heating resistors (6), the left side of ring cover (9) and high temperature resistant membrane (4) pipe connection, the inboard of telescopic cylinder (3) is provided with plasticity limit switch, the left end electricity of heating resistor (6) is connected with the power, the other end and the access head (10) electricity of power are connected.
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Effective date of registration: 20230802 Address after: No. 19, Zone B, Wenhua Development Zone, Shuibu Town, Taishan City, Jiangmen City, Guangdong Province, 529200 Applicant after: Taishan Jinhong Plastic Hardware Products Co.,Ltd. Address before: Group 8, Limin Village, Jinxin Street, Tongzhou District, Nantong City, Jiangsu Province, 226000 Applicant before: Nantong Gaobo blister Co.,Ltd. |
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Denomination of invention: A Plastic Forming Device for Material Sorting and Selection in Plastic Production Granted publication date: 20230822 Pledgee: Postal Savings Bank of China Limited Taishan City Sub-branch Pledgor: Taishan Jinhong Plastic Hardware Products Co.,Ltd. Registration number: Y2024980023426 |