CN115871203B - Plastic film blowing device and technology for PID temperature control blowing based on Internet of things - Google Patents
Plastic film blowing device and technology for PID temperature control blowing based on Internet of things Download PDFInfo
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- CN115871203B CN115871203B CN202211643058.9A CN202211643058A CN115871203B CN 115871203 B CN115871203 B CN 115871203B CN 202211643058 A CN202211643058 A CN 202211643058A CN 115871203 B CN115871203 B CN 115871203B
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Abstract
The invention discloses a plastic film blowing device and a plastic film blowing process for PID temperature control blowing based on the Internet of things, wherein the plastic film blowing device comprises a rear end bracket; a feeding member including a vacuum loading hopper and a molten iron; the forming die consists of a left end die and a right end die; a first conveying table; a second conveying table; baffle plate assemblies are arranged on the outer side of the first conveying table and the inner side of the second conveying table; a rotating plate; the overturning driving component is used for providing driving force for the rotation of the rotating plate and can drive the rotating plate to move so that the rotating plate can be attached to the side of the second conveying table or the first conveying table; a pushing member; a blowing member; and a cooling member. The invention has the following advantages and effects: the multi-thread synchronous operation can be realized, and the working effect is high.
Description
Technical Field
The invention relates to the technical field of blow molding, in particular to a plastic film blow molding device and process for PID temperature control blow molding based on the Internet of things.
Background
Blow molding, also known as hollow blow molding, is a rapidly evolving method of processing plastics. The blow molding process began to be used to produce low density polyethylene vials during the second world war. In the later 50 s, with the advent of high density polyethylene and the development of blow molding machines, blow molding technology has been widely used. Hollow containers can be thousands of liters in volume, and some have been computer controlled. Suitable plastics for blow molding are polyethylene, polyvinyl chloride, polypropylene, polyester, etc., and the resulting hollow containers are widely used as industrial packaging containers.
In the prior art, the blowing device adopts fixed single-thread operation, after the forming die is fixed, three steps of forming, blowing and cooling are needed to be completed in sequence, the forming step is needed to be waited for to be completed before the blowing step is carried out, the blowing step is needed to be waited for to be completed before the cooling step is carried out, the simultaneous work cannot be realized, and the practical efficiency is lower. Therefore, optimization is necessary to achieve the goal of multi-threaded synchronous operation.
Disclosure of Invention
The invention aims to provide a plastic film blowing device and a plastic film blowing process for PID temperature control blowing based on the Internet of things, which are used for solving the problems in the background technology.
The technical aim of the invention is realized by the following technical scheme:
in order to achieve the above purpose, the invention provides a plastic film blowing device for PID temperature control blowing based on the Internet of things, comprising:
a rear end bracket;
the feeding component is fixed on the rear end bracket and comprises a vacuum feeding hopper for feeding raw materials, molten iron is fixedly arranged below the vacuum feeding hopper, and a discharge hole is formed in the lower end of the molten iron;
the forming die is positioned right below the molten iron and corresponds to the discharge hole, the forming die consists of a left end die and a right end die, after the left end die and the right end die are matched, a die cavity is formed in the left end die and the right end die, and a driving unit for driving the right end die to slide leftwards to be matched with the left end die is arranged at the right end of the right end die;
the first conveying table is provided with a first conveying belt, and the initial position of the forming die is positioned at the left end of the first conveying table and is driven by the first conveying belt to move from left to right;
the second conveying table is positioned on one side of the first conveying table and is aligned with the first conveying table, a spacing cavity is formed between the second conveying table and the first conveying table, a second conveying belt is arranged on the second conveying table, and the conveying direction of the second conveying belt is from right to left; baffle plate assemblies are arranged on the outer side of the first conveying table and the inner side of the second conveying table;
the rotating plate is arranged in the spacing chamber and can rotate, and when the rotating plate rotates to the transverse direction, the rotating plate can be connected with the second conveying table and the first conveying table; when the rotating plate rotates to the longitudinal direction, the rotating plate can play a role of blocking the forming die and prevent the forming die from falling off;
the overturning driving component is used for providing driving force for the rotation of the rotating plate and can also drive the rotating plate to move so that the rotating plate can be attached to the side of the second conveying table or the first conveying table;
the pushing members are arranged on the outer side of the right end of the first conveying table and the inner side of the left end of the second conveying table respectively, and can be used for pushing the forming die on the first conveying table to the second conveying table or pushing the forming die on the second conveying table to the first conveying table;
the blowing component is positioned on the right side of the feeding component;
and a cooling member located at the right side of the blowing member.
The further arrangement is that: the baffle assembly comprises a plurality of fixed lower end plates, each lower end plate is arranged at intervals, screw holes for bolts to extend in are formed in four corners of each lower end plate, and longitudinal extension supporting rods are fixedly arranged on each lower end plate; the baffle assembly also comprises a transverse stop lever, the upper end of each extension support rod is fixed on the stop lever, and the stop lever can be attached to the forming die to play a role of limiting the forming die.
The further arrangement is that: the overturning driving component comprises two overturning driving components which are separated at two sides of the interval cavity; the turnover driving assembly comprises a fixed base, a guide screw is arranged on the fixed base, a travel plate is sleeved on the guide screw, the travel plate is driven to move along with the rotation of the guide screw, a travel guide rail is fixedly arranged on the fixed base, the travel guide rail is limited on the travel guide rail, and a first motor for providing a rotating driving force for the guide screw is fixedly arranged on the fixed base; the upper end of the travel plate is fixedly provided with a displacement guide rail, the arrangement direction of the displacement guide rail is perpendicular to the arrangement direction of the travel guide rail, the displacement guide rail is slidably provided with a displacement plate, and the left end of the travel plate is fixedly provided with a first cylinder for providing sliding driving force for the displacement plate; a longitudinal extension seat is fixedly arranged on the displacement plate, an auxiliary shell is fixedly arranged on the extension seat, a second motor is arranged in the auxiliary shell, a locking block is fixedly arranged on an output shaft of the second motor, an embedded groove for extending into the side of the rotating plate is formed in the locking block, and a locking assembly for fixing the rotating plate is arranged in the locking block;
the locking block moves towards the side of the rotating plate by the driving of the first cylinder, so that the rotating plate can be stably embedded into the embedded groove; the position of the rotating plate is locked by the locking block through the first motor, so that the position of the rotating plate in a longitudinal state can be adjusted, and the rotating plate can be attached to the inner side of the first conveying table or the outer side of the second conveying table to block the forming die and prevent the forming die from falling off; the rotating plate can rotate through the second motor, so that the switching of the transverse or longitudinal state is realized.
The further arrangement is that: the locking assembly comprises locking grooves which are respectively arranged at the upper end and the lower end of the embedded groove, a shell is arranged in the locking grooves, sliding blocks are slidably arranged in the shell, each sliding block consists of a transverse section and a longitudinal section, the longitudinal section is fixed on the right half part of the transverse section, the longitudinal section extends out of a notch of the locking groove and is arranged towards the rotating plate, locking passages for the ends of the longitudinal section to extend in are respectively arranged at the upper end and the lower end of the rotating plate, a main spring is arranged between the bottom of the shell and the transverse section in a compressed mode, and the longitudinal section is pushed to extend into and abut against the locking passages through the elastic acting force of the main spring, so that the rotating plate is locked; a sealing cover is fixedly arranged at the notch at the left end of the locking groove, the sealing cover is attached to the longitudinal section, a small cavity is formed between the sealing cover and the transverse section, a small spring is arranged in the small cavity in a compressed mode, the elastic acting force of the small spring is smaller than that of the large spring, and the small spring can buffer and can prevent the situation that the small cavity cannot be formed due to the fact that the transverse section is attached to the sealing cover;
the shell is internally provided with a first guide hole communicated with the small cavity, the locking block is internally provided with a branch communicated with the first guide hole, the locking block is internally provided with a main path connected with the branch, the main path extends out of the locking block, and the upper end of the locking block is fixedly provided with a connector tube communicated with the main path.
The further arrangement is that: the pushing component comprises a bearing seat, a bearing frame is fixedly arranged on the bearing seat, an upper end plate and a lower end plate are respectively fixedly arranged at the upper end and the lower end of the bearing frame, a longitudinal connecting plate is arranged between the upper end plate and the lower end plate, a second air cylinder is fixedly arranged at the outer side of the bearing frame, an output shaft of the second air cylinder penetrates through the connecting plate and penetrates out of the inner side of the bearing frame, an abutting block is fixedly arranged on the output shaft of the second air cylinder, and the section shape of the abutting block is round; the left end die and the right end die are respectively provided with a semicircular groove, and after the left end die and the right end die are matched with each other, the two semicircular grooves form a circular groove matched with the abutting block.
The further arrangement is that: the air blowing component comprises a first longitudinal plate, a movable bottom plate is movably arranged on the front end face of the first longitudinal plate, an air blowing pipe is fixedly arranged on the movable bottom plate, and an air nozzle is arranged at the lower end of the air blowing pipe; a third cylinder is fixedly arranged at the upper end of the first longitudinal plate, and an output shaft of the third cylinder is connected to the movable bottom plate and pushes the movable bottom plate to longitudinally move.
The further arrangement is that: the cooling component comprises a second longitudinal plate, two fourth cylinders are fixedly arranged at the upper ends of the front end faces of the second longitudinal plate, cooling covers made of light materials are fixedly arranged on output shafts of the two fourth cylinders, and the cooling covers can cover the forming die to achieve the purpose of cooling.
The further arrangement is that: the cooling cover is internally provided with a plurality of cooling fins in a surrounding mode, and each cooling fin can be in contact with the forming die so as to improve cooling efficiency.
In order to achieve the above purpose, the invention also provides a plastic film blowing process for PID temperature control blowing based on the Internet of things, which comprises the following steps:
the raw materials are sent to molten iron through a feeding component and fall into a forming die from a discharge hole;
the first conveying table conveys the forming die to the lower part of the blowing component for blowing;
after the blow molding is finished, the first conveying table conveys the molding die to the lower part of the cooling component for cooling;
after cooling, the turning driving member turns the rotating plate to be transverse, and the pushing member moves the forming die to the second conveying table;
the movement direction of the second conveying table is opposite to that of the first conveying table to push back the forming die;
the molding die is pushed back onto the first conveying table by the pushing member.
The invention has the beneficial effects that:
1. in the invention, raw materials are fed through arranging a vacuum feeding hopper, the fed raw materials fall into a forming die from a discharge hole after being melted iron is high-temperature, the forming die consists of a left end die and a right end die, and a die cavity is formed through the pairing of the left end die and the right end die; then, the forming die is conveyed rightward through a first conveying belt, the forming die can be moved to an air blowing component, and blow molding operation is completed through the air blowing component; after the blow molding is finished, the first conveying belt continuously conveys the molding die rightwards, the molding die is moved to the lower part of the cooling component, and then the cooling component is used for cooling; after cooling, the forming die is pushed onto the second conveying table by the pushing member, the forming die is conveyed to the left end part of the second conveying table by the second conveying table, and then the forming die is pushed back to the lower part of the feeding member of the first conveying table by the pushing member, so that the forming operation is performed again. In the process, the multi-thread synchronous operation can be realized, the second forming die can perform blow molding operation when the first forming die is in cooling operation, and the third die can perform forming operation, so that the multi-thread synchronous operation is realized, and the working efficiency is better.
2. The baffle plate assembly comprises a plurality of lower end plates for fixing, a transverse stop lever is arranged above the lower end plates, the stop lever is fixed through a plurality of extension support rods fixed on the lower end plates, the stability is good, the baffle plate and the forming die are attached to play a role of limiting the forming die, and the forming die is prevented from falling out of the first conveying table/the second conveying table.
3. According to the invention, the rotating plate is arranged, and double-side limiting of the forming die is realized by rotating the rotating plate longitudinally and matching with the baffle plate; meanwhile, the rotating plate is arranged into a flexible structure and can play a role of a bridge, and when the rotating plate rotates transversely, the second conveying table and the first conveying table can be connected, so that the forming die can move between the second conveying table and the first conveying table through the rotating plate.
4. In the invention, the locking block moves towards the side of the rotating plate by the driving of the first cylinder in the overturning driving assembly, so that the rotating plate can be stably embedded into the embedded groove; the position of the rotating plate is locked by the locking block through the first motor, so that the position of the rotating plate in a longitudinal state can be adjusted, and the rotating plate can be attached to the inner side of the first conveying table or the outer side of the second conveying table to block the forming die and prevent the forming die from falling off; the rotating plate can rotate through the second motor, so that the switching of the transverse or longitudinal state is realized.
5. The invention designs a structure for fixing a rotating plate, wherein a locking assembly comprises a locking groove which is respectively arranged at the upper end and the lower end of an embedding groove, a locking block is arranged in the locking groove, a transverse section and a longitudinal section are formed, a main spring is arranged between the bottom of a shell and the transverse section in a compressed mode, and the longitudinal section is pushed to extend into and prop against a locking passage of the rotating plate through the elastic acting force of the main spring, so that the rotating plate is locked; meanwhile, a small cavity is formed between the sealing cover and the transverse section, and a small spring is arranged in the small cavity in a compressed mode, so that the small spring can buffer and the situation that the small cavity cannot be formed due to the fact that the transverse section is attached to the sealing cover can be avoided; in addition, in order to control the movement of the longitudinal section, a first guide hole, a branch, a main path and an interface pipe are arranged, gas is injected into the interface pipe, and can be introduced into the small cavity to push the longitudinal section to be far away from the locking passage, so that the locking of the rotating plate is effectively released.
6. In the invention, the forming die is pushed to move by the pushing component, and the abutting block in the pushing component can extend into the circular groove to push the forming die.
7. In the invention, the blowing operation is realized through the blowing pipe in the blowing component, and the position of the blowing pipe can be longitudinally adjusted under the drive of the fourth cylinder.
8. In the invention, the cooling purpose is achieved through the cooling cover in the cooling component, and the longitudinal position of the cooling cover can be adjusted by the two fourth cylinders; the inside of cooling cover encircles and is provided with a plurality of cooling fins, and each cooling fin can be with forming die contact to improve cooling efficiency.
Drawings
FIG. 1 is a schematic diagram of an embodiment;
fig. 2 is an enlarged view of a portion a in fig. 1;
FIG. 3 is an enlarged view of portion B of FIG. 1;
FIG. 4 is a schematic top view of a portion of the first transfer table, the second transfer table, the rotating plate, and the inversion driving member according to the embodiment;
fig. 5 is an enlarged view of a portion C in fig. 4;
FIG. 6 is an enlarged view of the portion D of FIG. 3;
fig. 7 is an enlarged view of the portion E in fig. 6;
FIG. 8 is a schematic view showing a partial structure of a pushing member in the embodiment;
fig. 9 is a schematic partial structure of a cooling cover in the embodiment.
In the figure: 11. a rear end bracket; 12. vacuum feeding hopper; 13. melting iron; 21. a left end die; 22. a right end mold; 23. a driving unit; 31. a first conveying table; 32. a second conveying table; 33. a lower end plate; 34. an extension strut; 35. a stop lever; 41. a rotating plate; 42. a fixed base; 43. a lead screw; 44. a travel plate; 45. a travel guide rail; 46. a first motor; 47. a displacement guide rail; 48. a displacement plate; 49. a first cylinder; 50. an extension seat; 51. an auxiliary housing; 52. a locking block; 53. an embedding groove; 61. a locking groove; 62. a housing; 631. a transverse section; 632. a longitudinal section; 64. locking the aisle; 65. a main spring; 66. a cover; 67. a small cavity; 68. a small spring; 691. a first guide hole; 692. a branch; 693. a main road; 694. an interface tube; 71. a bearing seat; 72. a carrier; 731. an upper end plate; 732. a lower end plate; 733. a connecting plate; 74. a second cylinder; 75. an abutment block; 76. a semicircular groove; 81. a first longitudinal plate; 82. a movable bottom plate; 83. an air blowing pipe; 84. a third cylinder; 85. a second longitudinal plate; 86. a fourth cylinder; 87. a cooling cover; 871. a cooling fin; 91. a telescopic table.
Detailed Description
The present invention will be described in further detail with reference to the accompanying drawings.
As shown in fig. 1 to 9;
the embodiment discloses plastic film blowing device for PID control by temperature change blowing based on thing networking, including:
a rear end bracket 11;
the feeding component is fixed on the rear end bracket 11 and comprises a vacuum feeding hopper 12 for feeding raw materials, a molten iron 13 is fixedly arranged below the vacuum feeding hopper 12, and a discharge hole is formed in the lower end of the molten iron 13;
the forming die is positioned right below the molten iron 13 and corresponds to the discharge hole, the forming die consists of a left end die 21 and a right end die 22, after the left end die 21 and the right end die 22 are matched, a die cavity is formed in the left end die 21 and the right end die 22, and a driving unit 23 for driving the right end die 22 to slide leftwards to be matched with the left end die 21 is arranged at the right end of the right end die 22;
the first conveying table 31, the first conveying table 31 is provided with a first conveying belt, and the initial position of the forming die is positioned at the left end of the first conveying table 31 and is driven by the first conveying belt to move from left to right;
the second conveying table 32, the second conveying table 32 locates at one side of the first conveying table 31 and aligns with it, there is a interval room between first conveying table 31 and the second conveying table 32, there is a second conveyer belt on the second conveying table 32, the conveying direction of the second conveyer belt is from right to left; baffle plate assemblies are arranged on the outer side of the first conveying table 31 and the inner side of the second conveying table 32;
a rotating plate 41, the rotating plate 41 being placed in the compartment and being rotatable, and being connectable to the second conveying table 32 and the first conveying table 31 when the rotating plate 41 is rotated to the lateral direction; when the rotating plate 41 rotates to the longitudinal direction, the function of blocking the forming die can be achieved, and the forming die is prevented from falling off;
the overturning driving component is used for providing driving force for the rotation of the rotating plate 41, and the overturning driving component can also drive the rotating plate 41 to move so that the rotating plate 41 can be attached to the side of the second conveying table 32 or the first conveying table 31;
the pushing members are arranged on the outer side of the right end of the first conveying table 31 and the inner side of the left end of the second conveying table 32 respectively, and can be used for pushing the forming die on the first conveying table 31 to the second conveying table 32 or pushing the forming die on the second conveying table 32 to the first conveying table 31;
the blowing component is positioned on the right side of the feeding component;
and a cooling member located at the right side of the blowing member.
The baffle assembly comprises a plurality of lower end plates 33 for fixing, wherein each lower end plate 33 is arranged at intervals, screw holes for inserting bolts are formed in four corners of each lower end plate 33, and longitudinal extension supporting rods 34 are fixedly arranged on each lower end plate 33; the baffle assembly further comprises a transverse stop lever 35, the upper ends of the extension support rods 34 are fixed on the stop lever 35, and the stop lever 35 can be attached to the forming die to play a role of limiting the forming die.
The overturning driving component comprises two overturning driving components which are separated at two sides of the interval cavity; the turnover driving assembly comprises a fixed base 42, a guide screw 43 is arranged on the fixed base 42, a travel plate 44 is sleeved on the guide screw 43, the travel plate 44 is driven to move along with the rotation of the guide screw 43, a travel guide rail 45 is fixedly arranged on the fixed base 42, the travel guide rail 45 is limited on a row Cheng Daogui, and a first motor 46 for providing a rotating driving force for the guide screw 43 is fixedly arranged on the fixed base 42; a displacement guide rail 47 is fixedly arranged at the upper end of the travel plate 44, the arrangement direction of the displacement guide rail 47 is perpendicular to the arrangement direction of the travel guide rail 45, a displacement plate 48 is slidably arranged on the displacement guide rail 47, and a first cylinder 49 for providing sliding driving force for the displacement plate 48 is fixedly arranged at the left end of the travel plate 44; a longitudinal extension seat 50 is fixedly arranged on the displacement plate 48, an auxiliary shell 6251 is fixedly arranged on the extension seat 50, a second motor is arranged in the auxiliary shell 6251, a locking block 52 is fixedly arranged on an output shaft of the second motor, an embedded groove 53 for extending into the side of the rotating plate 41 is formed in the locking block 52, and a locking component for fixing the rotating plate 41 is arranged in the locking block 52;
the locking block 52 is moved towards the side of the rotating plate 41 by the driving of the first air cylinder 49, so that the rotating plate 41 can be stably embedded into the embedded groove 53; the position of the rotating plate 41 is locked by the locking block 52 through the first motor 46, so that the position of the rotating plate 41 in the longitudinal state can be adjusted, and the rotating plate 41 can be attached to the inner side of the first conveying table 31 or the outer side of the second conveying table 32 to block the forming die and prevent the forming die from falling off; the second motor rotates the rotating plate 41 to switch the horizontal or vertical state.
In the present embodiment, a vertically extendable telescopic table 91 is provided below the rotating plate 41, and the telescopic table 91 serves to support the rotating plate 41 and improve the supporting force of the rotating plate 41.
The locking assembly comprises a locking groove 61 respectively arranged at the upper end and the lower end of the embedded groove 53, a shell 62 is arranged in the locking groove 61, sliding blocks are slidably arranged in the shell 62, each sliding block consists of a transverse section 631 and a longitudinal section 632, the longitudinal section 632 is fixed at the right half part of the transverse section 631, the longitudinal section 632 extends out of a notch of the locking groove 61 and is arranged towards the rotating plate 41, locking passages 64 for the end parts of the longitudinal section 632 to extend into are respectively arranged at the upper end and the lower end of the rotating plate 41, a main spring 65 is arranged between the bottom of the shell 62 and the transverse section 631 in a compressed mode, and the longitudinal section 632 is pushed to extend into and abut against the locking passages 64 by the elastic acting force of the main spring 65, so that the rotating plate 41 is locked; a sealing cover 66 is fixedly arranged at the notch at the left end of the locking groove 61, the sealing cover 66 is attached to the longitudinal section 632, a small cavity 67 is formed between the sealing cover 66 and the transverse section 631, a small spring 68 is arranged in the small cavity 67 in a compressed mode, the elastic acting force of the small spring 68 is smaller than that of the large spring, and the small spring 68 can buffer and can prevent the situation that the small cavity 67 cannot be formed due to the fact that the transverse section 631 is attached to the sealing cover 66;
a first guide hole 691 communicated with the small cavity 67 is formed in the shell 62, a branch 692 communicated with the first guide hole 691 is formed in the locking block 52, a main path 693 connected with the branch 692 is also formed in the locking block 52, the main path 693 extends out of the locking block 52, and an interface tube 694 communicated with the main path 693 is fixedly arranged at the upper end of the locking block 52.
Wherein, the pushing member comprises a bearing seat 71, a bearing frame 72 is fixedly arranged on the bearing seat 71, an upper end plate 731 and a lower end plate 732 are respectively fixedly arranged at the upper end and the lower end of the bearing frame 72, a longitudinal connecting plate 733 is arranged between the upper end plate 731 and the lower end plate 732, a second air cylinder 74 is fixedly arranged at the outer side of the bearing frame 72, an output shaft of the second air cylinder 74 passes through the connecting plate 733 and penetrates out of the inner side of the bearing frame 72, an abutting block 75 is fixedly arranged on the output shaft of the second air cylinder 74, and the section shape of the abutting block 75 is round; the left end die 21 and the right end die 22 are provided with semicircular grooves 76, and after the two dies are matched, the two semicircular grooves 76 form circular grooves matched with the abutting blocks 75.
The air blowing component comprises a first longitudinal plate 81, a movable bottom plate 82 is movably arranged on the front end face of the first longitudinal plate 81, an air blowing pipe 83 is fixedly arranged on the movable bottom plate 82, and an air nozzle is arranged at the lower end of the air blowing pipe 83; a third cylinder 84 is fixedly provided at the upper end of the first longitudinal plate 81, and an output shaft of the third cylinder 84 is coupled to the movable bottom plate 82 and pushes the movable bottom plate 82 to move longitudinally.
The cooling member includes a second longitudinal plate 85, two fourth cylinders 86 are fixedly disposed at the upper end of the front end surface of the second longitudinal plate 85, and cooling covers 87 made of light materials are fixed on output shafts of the two fourth cylinders 86, and the cooling covers 87 can cover the forming mold to achieve the purpose of cooling.
Wherein, the cooling cover 87 is provided with a plurality of cooling fins 871 around the inside, each cooling fin 871 can contact with the forming mold to improve the cooling efficiency.
The embodiment also discloses a plastic film blowing process for PID temperature control blowing based on the Internet of things, which comprises the following steps:
raw materials are sent to the molten iron 13 through a feeding member and fall into a forming die from a discharge hole;
the first conveying table 31 conveys the molding die to below the blowing member for blow molding;
after the end of the blow molding, the first conveying table 31 conveys the molding die to below the cooling member to cool it;
after the cooling is finished, the turning driving member turns the turning plate 41 to the lateral direction, and the pushing member moves the molding die onto the second conveying table 32;
the second conveying table 32 is opposite to the first conveying table 31 in moving direction so as to push back the forming die;
the molding die is pushed back onto the first conveying table 31 by the pushing member.
The working principle of the invention is as follows:
in the invention, raw materials are fed through the vacuum feeding hopper 12, the fed raw materials fall into a forming die from a discharge hole after being heated by the molten iron 13, and the forming die consists of a left end die 21 and a right end die 22, and a die cavity is formed by the pairing of the left end die 21 and the right end die 22; then, the molding die is conveyed rightward by the first conveying table 31 so as to be movable to the blowing member, and the blowing operation is completed by the blowing member; after the blow molding is completed, the first conveying table 31 continues to convey the molding die rightward, moves it to below the cooling member, and then achieves cooling by the cooling member; after cooling is completed, the forming die is pushed onto the second conveying table 32 by the pushing member, the forming die is conveyed to the left end of the second conveying table 32 by the second conveying table 32, and then the forming die is pushed back to the position below the feeding member of the first conveying table 31 by the pushing member, so that the forming operation is performed again. In the process, the multithreading synchronous operation can be realized, the first forming die can perform blow molding operation when in cooling operation, and the third die can perform forming operation, so that the multithreading synchronous operation is realized, and the working efficiency is better.
The present embodiment is only for explanation of the present invention and is not to be construed as limiting the present invention, and modifications to the present embodiment, which may not creatively contribute to the present invention as required by those skilled in the art after reading the present specification, are all protected by patent laws within the scope of claims of the present invention.
Claims (7)
1. Plastic film blowing device for PID control by temperature change blowing based on thing networking, its characterized in that includes:
a rear end bracket (11);
the feeding component is fixed on the rear end bracket (11) and comprises a vacuum feeding hopper (12) for feeding raw materials, a molten iron (13) is fixedly arranged below the vacuum feeding hopper (12), and a discharge hole is formed in the lower end of the molten iron (13);
the forming die is positioned right below the molten iron (13) and corresponds to the discharge hole, the forming die consists of a left end die (21) and a right end die (22), after the left end die (21) and the right end die (22) are matched, a die cavity is formed in the left end die and the right end die (22), and a driving unit (23) for driving the right end die (22) to slide leftwards to be matched with the left end die (21) is arranged at the right end of the right end die (22);
the forming device comprises a first conveying table (31), wherein a first conveying belt is arranged on the first conveying table (31), and the initial position of the forming die is positioned at the left end of the first conveying table (31) and is driven by the first conveying belt to move from left to right;
the second conveying table (32), the second conveying table (32) is positioned on one side of the first conveying table (31) and aligned with the first conveying table, a spacing cavity is arranged between the second conveying table (32) and the first conveying table (31), a second conveying belt is arranged on the second conveying table (32), and the conveying direction of the second conveying belt is from right to left; baffle plate assemblies are arranged on the outer side of the first conveying table (31) and the inner side of the second conveying table (32);
a rotating plate (41), wherein the rotating plate (41) is arranged in the separation chamber and can rotate, and when the rotating plate (41) rotates to the transverse direction, the second conveying table (32) and the first conveying table (31) can be connected; when the rotating plate (41) rotates to the longitudinal direction, the function of blocking the forming die can be achieved, and the forming die is prevented from falling off;
the turnover driving component is used for providing driving force for the rotation of the rotating plate (41), and the turnover driving component can also drive the rotating plate (41) to move so that the rotating plate (41) can be attached to the side of the second conveying table (32) or the first conveying table (31);
the pushing members are arranged on the outer side of the right end of the first conveying table (31) and the inner side of the left end of the second conveying table (32), and can be used for pushing the forming die on the first conveying table (31) to the second conveying table (32) or pushing the forming die on the second conveying table (32) to the first conveying table (31);
the blowing component is positioned on the right side of the feeding component;
and a cooling member located at the right side of the blowing member;
the overturning driving component comprises two overturning driving components which are separated at two sides of the interval cavity; the turnover driving assembly comprises a fixed base (42), a guide screw (43) is arranged on the fixed base (42), a travel plate (44) is sleeved on the guide screw (43), the travel plate (44) is driven to move along with the rotation energy of the guide screw (43), a travel guide rail (45) is fixedly arranged on the fixed base (42), the travel guide rail (45) is limited on a row Cheng Daogui (45), and a first motor (46) for providing a rotating driving force for the guide screw (43) is fixedly arranged on the fixed base (42); a displacement guide rail (47) is fixedly arranged at the upper end of the travel plate (44), the arrangement direction of the displacement guide rail (47) is perpendicular to the arrangement direction of the travel guide rail (45), a displacement plate (48) is slidably arranged on the displacement guide rail (47), and a first air cylinder (49) for providing sliding driving force for the displacement plate (48) is fixedly arranged at the left end of the travel plate (44); a longitudinal extension seat (50) is fixedly arranged on the displacement plate (48), an auxiliary shell (51) is fixedly arranged on the extension seat (50), a second motor is arranged in the auxiliary shell (51), a locking block (52) is fixedly arranged on an output shaft of the second motor, an embedded groove (53) for extending into the side of the rotating plate (41) is formed in the locking block (52), and a locking assembly for fixing the rotating plate (41) is arranged in the locking block (52);
the locking block (52) moves towards the side of the rotating plate (41) by the driving of the first air cylinder (49), so that the rotating plate (41) can be stably embedded into the embedded groove (53); the position of the rotating plate (41) is locked by the locking block (52) through the first motor (46), so that the position of the rotating plate (41) in a longitudinal state can be adjusted, and the rotating plate (41) can be attached to the inner side of the first conveying table (31) or the outer side of the second conveying table (32) to block the forming die and prevent the forming die from falling off; the rotating plate (41) can rotate through the second motor, so that the switching of the transverse or longitudinal state is realized;
the locking assembly comprises locking grooves (61) which are respectively arranged at the upper end and the lower end of the embedded groove (53), a shell (62) is arranged in the locking grooves (61), sliding blocks are slidably arranged in the shell (62), each sliding block consists of a transverse section (631) and a longitudinal section (632), the longitudinal section (632) is fixed on the right half part of the transverse section (631), the longitudinal section (632) extends out of a notch of the locking groove (61) and is arranged towards the rotating plate (41), locking passages (64) for extending in the ends of the longitudinal section (632) are respectively arranged at the upper end and the lower end of the rotating plate (41), a main spring (65) is arranged between the bottom of the shell (62) and the transverse section (631) in a compressed mode, and the longitudinal section (632) is pushed to extend into and abut against the locking passages (64) through the elastic acting force of the main spring (65), so that the rotating plate (41) is locked; a sealing cover (66) is fixedly arranged at the notch at the left end of the locking groove (61), the sealing cover (66) is attached to the longitudinal section (632), a small cavity (67) is formed between the sealing cover (66) and the transverse section (631), a small spring (68) is arranged in the small cavity (67) in a compression mode, the elastic acting force of the small spring (68) is smaller than that of the large spring, and the small spring (68) can buffer and can prevent the situation that the small cavity (67) cannot be formed due to the fact that the transverse section (631) is attached to the sealing cover (66);
a first guide hole (691) communicated with the small cavity (67) is formed in the shell (62), a branch (692) communicated with the first guide hole (691) is formed in the locking block (52), a main path (693) connected with the branch (692) is further formed in the locking block (52), the main path (693) extends out of the locking block (52), and an interface tube (694) communicated with the main path (693) is fixedly arranged at the upper end of the locking block (52).
2. The plastic film blowing device for PID temperature control blowing based on the Internet of things according to claim 1, wherein: the baffle assembly comprises a plurality of fixed lower end plates (33), each lower end plate (33) is arranged at intervals, screw holes for bolts to extend in are formed in four corners of each lower end plate (33), and longitudinal extension supporting rods (34) are fixedly arranged on each lower end plate (33); the baffle assembly further comprises a transverse stop lever (35), the upper end of each extension supporting rod (34) is fixed on the stop lever (35), and the stop lever (35) can be attached to the forming die to play a role of limiting the forming die.
3. The plastic film blowing device for PID temperature control blowing based on the Internet of things according to claim 1, wherein:
the pushing component comprises a bearing seat (71), a bearing frame (72) is fixedly arranged on the bearing seat (71), an upper end plate (731) and a lower end plate (732) are fixedly arranged at the upper end and the lower end of the bearing frame (72) respectively, a longitudinal connecting plate (733) is arranged between the upper end plate (731) and the lower end plate (732), a second air cylinder (74) is fixedly arranged at the outer side of the bearing frame (72), an output shaft of the second air cylinder (74) penetrates through the connecting plate (733) and penetrates out of the inner side of the bearing frame (72), and a butt block (75) is fixedly arranged on the output shaft of the second air cylinder (74), and the section shape of the butt block (75) is round; the left end die (21) and the right end die (22) are respectively provided with a semicircular groove (76), and after the left end die and the right end die are matched with each other, the two semicircular grooves (76) form circular grooves matched with the abutting blocks (75).
4. The plastic film blowing device for PID temperature control blowing based on the Internet of things according to claim 1, wherein: the air blowing component comprises a first longitudinal plate (81), a movable bottom plate (82) is movably arranged on the front end face of the first longitudinal plate (81), an air blowing pipe (83) is fixedly arranged on the movable bottom plate (82), and an air nozzle is arranged at the lower end of the air blowing pipe (83); a third air cylinder (84) is fixedly arranged at the upper end of the first longitudinal plate (81), and an output shaft of the third air cylinder (84) is connected to the movable bottom plate (82) and pushes the movable bottom plate (82) to longitudinally move.
5. The plastic film blowing device for PID temperature control blowing based on the Internet of things according to claim 1, wherein: the cooling component comprises a second longitudinal plate (85), two fourth air cylinders (86) are fixedly arranged at the upper ends of the front end faces of the second longitudinal plate (85), cooling covers (87) made of light materials are fixedly arranged on output shafts of the two fourth air cylinders (86), and the cooling covers (87) can cover the forming die to achieve the purpose of cooling.
6. The plastic film blowing device for PID temperature control blowing based on the Internet of things according to claim 5, wherein: the cooling cover (87) is internally and circumferentially provided with a plurality of cooling fins (871), and each cooling fin (871) can be contacted with the forming die to improve the cooling efficiency.
7. The plastic film blowing technology for PID temperature control blowing based on the Internet of things is applied to the plastic film blowing device for PID temperature control blowing based on the Internet of things as claimed in any one of claims 1 to 6, and is characterized by comprising the following steps:
raw materials are sent to a molten iron (13) through a feeding component and fall into a forming die from a discharge hole;
a first conveying table (31) conveys the molding die to the lower part of the blowing member for blow molding;
after the blow molding is finished, the first conveying table (31) conveys the molding die to the lower part of the cooling component for cooling;
after cooling, the turning driving member turns the rotating plate (41) to the transverse direction, and the pushing member moves the forming die onto the second conveying table (32);
the second conveying table (32) has the opposite movement direction to the first conveying table (31) to push back the forming die;
the molding die is pushed back onto the first conveying table (31) by the pushing member.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202211643058.9A CN115871203B (en) | 2022-12-20 | 2022-12-20 | Plastic film blowing device and technology for PID temperature control blowing based on Internet of things |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202211643058.9A CN115871203B (en) | 2022-12-20 | 2022-12-20 | Plastic film blowing device and technology for PID temperature control blowing based on Internet of things |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN115871203A CN115871203A (en) | 2023-03-31 |
| CN115871203B true CN115871203B (en) | 2023-09-26 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202211643058.9A Active CN115871203B (en) | 2022-12-20 | 2022-12-20 | Plastic film blowing device and technology for PID temperature control blowing based on Internet of things |
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| Country | Link |
|---|---|
| CN (1) | CN115871203B (en) |
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| WO2004041513A1 (en) * | 2002-11-08 | 2004-05-21 | Frontier Inc. | Blow-forming machine |
| CN110843192A (en) * | 2019-11-01 | 2020-02-28 | 广州市立得精密机械有限公司 | Bottle blowing production line |
| CN210675992U (en) * | 2019-08-01 | 2020-06-05 | 杭州乐橙电子有限公司 | Three-section type express sorting device with sliding plate passing through bridge |
| CN111703050A (en) * | 2020-07-01 | 2020-09-25 | 宁夏金博乐食品科技有限公司 | Quick blow molding device of milk bottle |
| CN113134960A (en) * | 2021-03-30 | 2021-07-20 | 台州市大格格兰包装机械有限公司 | Injection molding and bottle blowing integrated machine |
| CN113400619A (en) * | 2021-06-11 | 2021-09-17 | 广州尚恩实业有限公司 | Bilateral bottle blowing equipment |
| CN217101954U (en) * | 2022-04-08 | 2022-08-02 | 河南百年康鑫药业有限公司 | Medicine board pile up neatly device |
| WO2022203136A1 (en) * | 2021-03-22 | 2022-09-29 | 주식회사 씨앤 | Flexible conveyor and freely rotating conveyor belt |
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2022
- 2022-12-20 CN CN202211643058.9A patent/CN115871203B/en active Active
Patent Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2004041513A1 (en) * | 2002-11-08 | 2004-05-21 | Frontier Inc. | Blow-forming machine |
| CN210675992U (en) * | 2019-08-01 | 2020-06-05 | 杭州乐橙电子有限公司 | Three-section type express sorting device with sliding plate passing through bridge |
| CN110843192A (en) * | 2019-11-01 | 2020-02-28 | 广州市立得精密机械有限公司 | Bottle blowing production line |
| CN111703050A (en) * | 2020-07-01 | 2020-09-25 | 宁夏金博乐食品科技有限公司 | Quick blow molding device of milk bottle |
| WO2022203136A1 (en) * | 2021-03-22 | 2022-09-29 | 주식회사 씨앤 | Flexible conveyor and freely rotating conveyor belt |
| CN113134960A (en) * | 2021-03-30 | 2021-07-20 | 台州市大格格兰包装机械有限公司 | Injection molding and bottle blowing integrated machine |
| CN113400619A (en) * | 2021-06-11 | 2021-09-17 | 广州尚恩实业有限公司 | Bilateral bottle blowing equipment |
| CN217101954U (en) * | 2022-04-08 | 2022-08-02 | 河南百年康鑫药业有限公司 | Medicine board pile up neatly device |
Also Published As
| Publication number | Publication date |
|---|---|
| CN115871203A (en) | 2023-03-31 |
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