A high-efficiency bottle blowing machine

Abstract

The invention provides a high-efficiency bottle blowing machine, comprising a frame, wherein an extruder and a conveyor belt are respectively arranged on both sides of the frame, the frame comprising a bottom frame, a guide rod and a top frame, a driving plate is slidably arranged on the guide rod, a linear electric cylinder is arranged on the top frame for driving the driving plate to move up and down, a turntable assembly is arranged at the bottom of the driving plate, a plurality of bottle cap die heads are arranged in a ring array on the bottom side of the turntable assembly, an extrusion die, a bottle blowing die, a blanking assembly and a temperature control assembly are arranged on the bottom frame, the extrusion die is connected with the output end of the extruder, the blanking assembly is arranged on one side of the conveyor belt, the turntable assembly drives the bottle cap die head to rotate and pass through the extrusion die, the bottle blowing die and the blanking assembly in sequence, an air blowing assembly is also arranged on the driving plate, the bottle cap die head is controlled to rotate by the turntable, so that the bottle cap die head clamps the bottle preform and rotates quickly to the bottle blowing die, the temperature preservation and temperature regulation of the bottle preform are achieved through the cooperation of the temperature control assembly, and the problem of poor bottle blowing effect caused by too low temperature of the bottle preform is prevented.

Description

Technical Field

[0001] The invention relates to the field of plastic processing, in particular to a high-efficiency bottle blowing machine. Background Art

[0002] Blow molding is a plastic bottle production process that involves blowing air into the injection-molded preform to expand it, and then passing it through a specific mold to mold it into a bottle of a special shape.

[0003] At present, a Chinese patent with publication number CN117656425A discloses a PET bottle blowing machine, which includes a frame and a bottle blowing mechanism and a conveying mechanism arranged on the frame. The bottle blowing mechanism includes a mold assembly and a bottle making assembly. The mold assembly includes a bottle blowing mold. A heating system is arranged in the bottle blowing mold. An air circuit system and a water circuit system are also arranged on the bottom side of the bottle blowing mold for bottle blowing and cooling.

[0004] The above patent still has shortcomings. Cooling through the water system requires a lot of time to inject water, and the cooling efficiency is low, resulting in low production efficiency of the bottle blowing machine. At the same time, the bottle embryo is prone to cooling and hardening when waiting for bottle blowing on the outside, which makes it difficult to blow the bottle, causing uneven bottle wall and poor blowing effect, thereby reducing the product yield. Summary of the invention

[0005] In view of this, an object of the present invention is to provide a high-efficiency bottle blowing machine, which has the advantages of high production efficiency and good bottle blowing effect.

[0006] In order to solve the above technical problems, the technical solution of the present invention is: a high-efficiency bottle blowing machine, comprising a frame, an extruder and a conveyor belt are respectively arranged on both sides of the frame, the frame comprises a base frame, a guide rod and a top frame, the guide rod is fixedly arranged between the base frame and the top frame, a driving plate is slidably arranged on the guide rod, a linear electric cylinder for driving the driving plate to move up and down is arranged on the top frame, a turntable assembly is arranged at the bottom of the driving plate, and a plurality of bottle cap mold heads are arranged in a circular array on the bottom side of the turntable assembly, an extrusion mold, a bottle blowing mold, a blanking assembly and a temperature control assembly are arranged on the base frame, the temperature control assembly is used to control the temperature of the extrusion mold, the extrusion mold is connected to the output end of the extruder, the blanking assembly is arranged on one side of the conveyor belt, the turntable assembly drives the bottle cap mold head to rotate and passes through the extrusion mold, the bottle blowing mold and the blanking assembly in sequence, and a blowing assembly is also arranged on the driving plate.

[0007] Through the above technical means, the rotation of the bottle cap die head is controlled by the turntable, so that the bottle cap die head clamps the bottle preform and rotates it quickly to the bottle blowing mold. Through the cooperation of the temperature control component, the temperature of the bottle preform is kept warm and adjusted, so that the bottle preform is at a good blowing temperature, thereby eliminating the need for water injection cooling, increasing the blowing efficiency, and preventing the problem of poor blowing effect caused by too low a temperature of the bottle preform.

[0008] Preferably, a plurality of extrusion cavities are provided inside the extrusion die, the output end of the extruder is communicated with the extrusion cavities, a temperature control flow channel is further provided in the extrusion die, the temperature control assembly is communicated with the temperature control flow channel, the bottle cap die head (including an air circuit board 1 and a plurality of cap clamps detachably arranged on the air circuit board 1, the cap clamps are used to form the neck and thread of the plastic bottle, the cap clamps cooperate with the extrusion cavity to form a bottle embryo cavity, a guide rod 2 is provided on the driving plate, a push plate is slidably provided on the guide rod 2, a linear electric cylinder 2 is provided on the top side of the push plate to drive it to slide along the guide rod 2, a molding rod the same as the number of the extrusion cavities is provided on the bottom side of the push plate, the molding rod passes through the driving plate, the turntable assembly and the cap clamps and extends into the bottle embryo cavity.

[0009] Through the above technical means, by setting up multiple extrusion cavities, the blowing efficiency is further increased, and by extending the molding rod into the bottle preform mold cavity and forming the threads at the molding cap clamping mold, the bottle preform is fixed on the molding cap, and at the same time a cavity is formed inside the bottle preform to facilitate blow molding.

[0010] Preferably, the bottle blowing mold includes two forming molds that cooperate with each other, and a cooling channel is arranged in the forming mold, and the cooling channel is connected to the temperature control component. A driving cylinder is arranged at the tail of each of the two forming molds, and a guide rod three is also arranged on the driving plate. The blowing component includes an air circuit plate two that is slidably arranged on the guide rod three and a linear electric cylinder three that drives the air circuit plate two to move. The bottom of the air circuit plate two is provided with blowing heads that are the same in number as the cap clamping mold. A slideway one for the blowing head to slide is provided in the driving plate, the turntable assembly and the cap clamping mold. The linear electric cylinder three pushes the blowing head to make it extend into the bottle embryo and stretch the bottle embryo. Air channels are provided in the air circuit plate two and the blowing head.

[0011] Through the above technical means, the linear electric cylinder drives the blowing head downward, so that the blowing head is inserted into the bottle blank and the bottle blank is stretched, and then the bottle blank is inflated through the air channel in the blowing head, so that the bottle blank expands and fits closely to the molding mold. Through the stretch blow molding method, the product has a biaxial orientation structure, thereby increasing the strength of the product.

[0012] Preferably, the driving cylinder 1 is detachably connected to the forming die, a sliding plate is further provided on the base frame, a linear driving component for driving the sliding plate to move is provided at the bottom of the sliding plate, the driving cylinder 1 and the forming die are both provided on the sliding plate, an extrusion die is detachably provided on the opposite side of the forming die and the blanking component, a flow channel connecting block is provided on the side end of the extrusion die, the output end of the extruder is connected to the two flow channel connecting blocks, and the temperature control component is connected to the two flow channel connecting blocks.

[0013] Through the above-mentioned technical means, by arranging a sliding plate on the base frame and driving the sliding plate to move through a linear drive assembly, the molding die can be moved out from between the base frame and the drive plate, thereby facilitating the replacement of the molding die. By arranging two extrusion dies, when it is necessary to produce a replacement product, the other extrusion die can be directly installed, thereby reducing the time for replacing the extrusion die and thus reducing downtime. By arranging the runner connecting block at the side end of the extrusion die, the cooling pipe can be installed on the runner connecting block, thereby reducing the time for connecting the pipe when replacing the extrusion die.

[0014] Preferably, the cap clamping mold includes a pair of clamping blocks and a clamping seat, each of the clamping blocks is provided with a threaded cavity, and the two threaded cavities are combined to form a neck and a thread for molding a plastic bottle, a pair of slide grooves are provided on the clamping block, and a slider is provided at the tail of the clamping block, and the two sliders slide in the slide grooves respectively, and a piston cavity is provided at the side end of the slide groove, and a pull block is slidably provided in the piston cavity, and the head of the pull block is fixed to the slider, and an air circuit 1 is provided in the air circuit plate 1, and the air circuit 1 is connected with the piston cavity and controls the movement of the clamping block.

[0015] Through the above technical means, the clamping block is slidably arranged in the slide groove and the movement of the pulling block is controlled by the air circuit, so that the opening and closing of the clamping block are controlled by the air circuit, so as to realize molding and unloading, and increase the degree of automation of the equipment.

[0016] Preferably, a quick connector is further provided on the side of the clamp seat away from the slide groove, a countersunk hole is provided at the bottom of the air circuit plate 1, a fixing ring and a locking ring are provided in the countersunk hole, a plurality of ball holes are provided on the locking ring and the fixing ring, the fixing ring is threadedly connected to the countersunk hole, the locking ring is provided on the inner side of the fixing ring, and a spring is provided between the locking ring and the bottom surface of the countersunk hole, a pressure chamber is provided on the outer side of the locking ring, an air circuit 2 is provided in the air circuit plate 1, the air circuit 2 is connected to the pressure chamber, an annular groove is provided on the quick connector, and steel balls are provided in the annular groove and the ball holes.

[0017] Through the above technical means, the cap clamping die can be quickly disassembled and assembled, and the replacement efficiency is increased when the cap clamping die is replaced, while the installation stability of the cap clamping die is ensured.

[0018] Preferably, a plurality of cooling blocks are arranged at the bottom of the forming mold, a cooling channel is opened in the cooling block, a cooling cavity is formed between two cooling blocks, and the cooling cavity is adapted to the shape of the clamping block.

[0019] Through the above technical means, the clamping block is cooled by the cooling block. When the cap clamping mold needs to be replaced, the cooling cavity can be pressed against the clamping block, and the air circuit one and the air circuit two are made to be under negative pressure. At this time, the cap clamping mold is separated from the air circuit plate one. When the molding mold is separated from the air circuit plate one, the cap clamping mold is located between the cooling cavities, thereby further increasing the replacement efficiency.

[0020] Preferably, the unloading assembly includes an XZ-axis driving assembly arranged at the side end of the conveyor belt and a chuck 1 arranged on the XZ-axis driving assembly, a linear electric cylinder 4 is arranged on the back of the chuck 1, the output end of the linear electric cylinder 4 passes through the chuck 1 and is fixedly provided with a chuck 2, and a clamping cavity is formed between the chuck 1 and the chuck 2.

[0021] Through the above technical means, the linear electric cylinder 4 drives the chuck 2 to move toward the chuck 1, thereby clamping the finished product and facilitating the demoulding of the cap clamping mold. BRIEF DESCRIPTION OF THE DRAWINGS

[0022] Figure 1 It is a structural schematic diagram of an embodiment;

[0023] Figure 2 is a schematic diagram of the layout of an embodiment;

[0024] Figure 3 A cross-sectional view of an embodiment Figure 1 ;

[0025] Figure 4 A cross-sectional view of an embodiment Figure 2 ;

[0026] Figure 5 A partial cross-sectional view of an embodiment;

[0027] Figure 6 for Figure 5 Enlarged view of part A.

[0028] Figure numerals: 1, frame; 2, extruder; 3, conveyor belt; 4, bottom frame; 5, guide rod 1; 6, top frame; 7, drive plate; 8, linear electric cylinder 1; 81, linear electric cylinder 2; 82, linear electric cylinder 3; 83, linear electric cylinder 4; 9, turntable assembly; 10, bottle cap die; 11, extrusion die; 12, bottle blowing die; 13, blanking assembly; 14, temperature control assembly; 15, blowing assembly; 16, extrusion cavity; 17, air circuit plate 1; 18, cap clamping die; 19, clamping block; 20, clamping seat; 21, threaded cavity; 22, slide groove; 23, slider; 24, piston cavity; 25, pull block; 26, air circuit 1; 261, air circuit 2; 27. Quick connector; 28. Countersunk hole; 29. ​​Fixed ring; 30. Lock ring; 31. Groove; 32. Ball hole; 33. Ring groove; 34. Steel ball; 35. Spring; 36. Pressure chamber; 37. Cooling block; 38. Cooling channel; 39. Cooling chamber; 40. Guide rod 2; 41. Push plate; 42. Forming rod; 43. Driving cylinder 1; 44. Guide rod 3; 45. Blowing head; 46. Sliding plate; 47. Linear drive assembly; 49. Channel connector; 50. XZ axis drive assembly; 51. Chuck 1; 52. Chuck 2; 53. Rubber plate; 54. Forming mold; 55. Slide 1; 56. Air circuit board 2; 90. Bottle embryo. DETAILED DESCRIPTION

[0029] The specific implementation modes of the present invention are further described below in conjunction with the accompanying drawings to make the technical solutions of the present invention easier to understand and grasp.

[0030] A high-efficiency bottle blowing machine comprises a frame 1, an extruder 2 and a conveyor belt 3 are respectively arranged on both sides of the frame 1, the frame 1 comprises a bottom frame 4, a guide rod 5 and a top frame 6, the guide rod 5 is fixedly arranged between the bottom frame 4 and the top frame 6, a driving plate 7 is slidably arranged on the guide rod 5, a linear electric cylinder 8 for driving the driving plate 7 to move up and down is arranged on the top frame 6, a turntable assembly 9 is arranged at the bottom of the driving plate 7, the turntable assembly 9 is composed of a servo motor and a turntable arranged in the driving plate 7, the servo motor and the turntable assembly are prior art and are not described here, four bottle cap mold heads 10 are arranged in a circular array on the bottom side of the turntable, An extrusion die 11, a bottle blowing die 12, a blanking assembly 13 and a temperature control assembly 14 are arranged on the base frame 4. The temperature control assembly 14 includes an oil pump, an oil tank, a heat exchanger, a cooler and heat transfer oil. The temperature of the heat transfer oil is changed by the heat exchanger and the cooler to control the temperature of the extrusion die 11. The extrusion die 11 is connected to the output end of the extruder 2. The blanking assembly 13 is arranged on one side of the conveyor belt 3. The turntable drives the bottle cap die head 10 to rotate and pass through the extrusion die 11, the bottle blowing die 12 and the blanking assembly 13 in sequence. The bottle blowing die 12 includes two forming dies 54 that cooperate with each other. A blowing assembly 15 is also arranged on the driving plate 7.

[0031] Five extrusion cavities 16 are provided inside the extrusion die 11, and the output end of the extruder 2 is connected to the extrusion cavity 16. When the linear electric cylinder 8 drives the driving plate 7 to move downward and closes the bottle cap die 10 with the extrusion cavity 16, the extruder 2 squeezes the plastic into the extrusion cavity 16 and forms the bottle embryo 90. A temperature control flow channel is also provided in the extrusion die 11, and the temperature control component 14 is connected to the temperature control flow channel to control the bottle embryo 90 to drop to a temperature suitable for blow molding.

[0032] The bottle cap die head 10 is composed of an air circuit board 17 arranged on a turntable and five cap clamping dies 18 detachably arranged on the air circuit board 17. The cap clamping dies 18 cooperate with the extrusion cavity 16 to form a mold cavity of the bottle embryo 90. The cap clamping dies 18 include a pair of clamping blocks 19 and a clamping seat 20. The clamping seat 20 and the clamping block 19 are both square in shape. A threaded cavity 21 is provided in each clamping block 19. The two threaded cavities 21 are combined to form a neck and a thread on the neck for molding a plastic bottle. A pair of slide grooves 22 are provided on the clamping block 19. 9 is provided with a slider 23 at the tail end, and the two sliders 23 slide in the slide groove 22 respectively. The side ends of the slide groove 22 are provided with a piston cavity 24. A pull block 25 is slidably provided in the piston cavity 24. The head of the pull block 25 is fixed to the slider 23. An air circuit 26 is provided in the air circuit plate 17. The air circuit 26 is connected with the piston cavity 24 and controls the movement of the clamping block 19. When the pressure in the air circuit 26 rises, the pull block 25 is pushed out and the two clamping blocks 19 are merged. When the air circuit 26 is under negative pressure, it is pulled back and the two clamping blocks 19 are separated.

[0033] A quick connector 27 is also provided on the side of the clamp seat 20 away from the slide groove 22, a countersunk hole 28 is provided at the bottom of the gas circuit board 17, a fixing ring 29 and a locking ring 30 are provided in the countersunk hole 28, grooves 31 are provided on both sides of the locking ring 30, one side of the locking ring 30 is inserted into the groove 31, and the other side is for the quick connector 27 to be inserted, four ball holes 32 are provided on the locking ring 30 and the fixing ring 29, an annular groove 33 is provided on the quick connector 27, steel balls 34 are provided in the annular groove 33 and the ball holes 32, and the steel balls 34 are always stuck in the ball holes 32, the fixing ring 29 is threadedly connected with the countersunk hole 28, the locking ring 30 is arranged on the inner side of the fixing ring 29, and a spring 35 is provided between the bottom surface of the countersunk hole 28, a pressure chamber 36 is provided on the outer side of the locking ring 30, and the gas circuit board 1 7 is provided with a second gas circuit 261, which is connected to the pressure chamber 36. When the cap clamp 18 needs to be installed, the quick connector 27 is inserted into the fixing ring 29, and the pressure in the second gas circuit 261 is increased. At this time, the lock ring 30 compresses the spring 35 and moves the ball hole 32 of the lock ring 30 upward. At this time, the steel ball 34 is stuck in the ball hole 32 and the ring groove 33 of the fixing ring 29 and abuts against the ring groove 33, thereby fixing the quick connector 27. The two side walls of the ring groove 33 are inclined. When the cap needs to be removed and installed, the pressure in the second gas circuit 261 is reduced. At this time, the elastic energy storage of the spring 35 is released, pressing the lock ring 30 back and connecting the ball hole 32 of the lock ring 30 with the ball hole 32 of the fixing ring 29, so that the quick connector 27 can be directly detached.

[0034] A plurality of cooling blocks 37 are arranged at the bottom of the forming mold 54, and a cooling channel 38 is opened in the cooling block 37, and a cooling cavity 39 is formed between the two cooling blocks 37. The cooling cavity 39 is adapted to the shape of the clamp block 19. When the cap clamp 18 needs to be replaced, the driving plate 7 can be moved down, and the cooling cavity 39 wraps the clamp block 19. When the air circuit 1 26 and the air circuit 2 261 are under negative pressure, the clamp block 19 presses against the side wall of the cooling cavity 39 and applies a certain pressure. At this time, separating the forming mold 54 and the driving plate 7 can make the cap clamp 18 detach from the air circuit plate 1 17. During installation, all the cap clamps 18 can be directly placed in the cooling cavity 39 and installed at the same time, thereby further increasing the replacement efficiency.

[0035] A guide rod 2 40 is provided on the driving plate 7, and a push plate 41 is slidably provided on the guide rod 2 40. A linear electric cylinder 2 81 is provided on the top side of the push plate 41 to drive it to slide along the guide rod 2 40. The linear electric cylinder 2 81 is fixedly provided on the bottom side of the top frame 6, and a molding rod 42 with the same number as the extrusion cavity 16 is provided on the bottom side of the push plate 41. The molding rod 42 passes through the driving plate 7, the turntable assembly 9 and the cap clamp 18 and extends into the mold cavity of the bottle embryo 90. Before the extruder 2 extrudes the material, the molding rod 42 is first extended into the mold cavity of the bottle embryo 90, and the thread at the molding cap clamp 18 is formed, so that the bottle embryo 90 is fixed on the molding cap, and will not fall off when the bottle embryo 90 is taken out and rotated. At the same time, a cavity is formed inside the bottle embryo 90, which is convenient for blow molding.

[0036] The molding die 54 is also provided with a cooling channel 38, which is connected to the temperature control assembly 14. The tails of the two molding dies 54 are provided with a driving oil cylinder 1 43, and the driving plate 7 is also provided with a guide rod 3 44. The blowing assembly 15 includes an air circuit board 2 56 slidably arranged on the guide rod 3 44 and a linear electric cylinder 3 82 for driving the air circuit board 2 56 to move. The linear electric cylinder 3 82 is fixedly arranged on the bottom side of the top frame 6, and the bottom of the air circuit board 2 56 is provided with a blowing cylinder 43 with the same number as the cap clamping die 18. The head 45, the driving plate 7, the turntable assembly 9 and the cap clamping mold 18 are all provided with a slideway 55 for the blowing head 45 to slide, the linear electric cylinder 3 82 pushes the blowing head 45 to extend into the bottle embryo 90 and stretch the bottle embryo 90, and the air passage 2 56 and the blowing head 45 are all provided with air passages. Before blowing the bottle, the blowing head 45 is first extended into the bottle embryo 90 and stretched, so that the length of the bottle embryo 90 is increased, and the product has a biaxial orientation structure through the stretch blow molding method, thereby increasing the strength of the product.

[0037] The driving cylinder 43 and the forming mold 54 are detachably connected, and a sliding plate 46 is also provided on the base frame 4. A linear driving assembly 47 for driving the sliding plate 46 to move is provided at the bottom of the sliding plate 46. The linear driving assembly 47 includes a screw motor. The driving cylinder 43 and the forming mold 54 are both provided on the sliding plate 46. Before bottle blowing, the two driving cylinders drive the forming mold 54 to combine and wrap the preform. When the forming mold 54 needs to be replaced, the sliding plate 46 is moved out by the linear driving assembly 47, so as to facilitate the replacement of the forming mold 54. The forming mold 54 and the blanking assembly 1 3. Extrusion dies 11 are detachably provided on both sides, and flow channel connecting blocks 49 are provided on the side ends of the extrusion dies 11. The output end of the extruder 2 is connected to the two flow channel connecting blocks 49, and the temperature control component 14 is connected to the two flow channel connecting blocks 49. By providing two extrusion dies 11, when it is necessary to produce a replacement product, the other extrusion die 11 can be directly installed, which reduces the time for replacing the extrusion die 11, thereby reducing the downtime. By providing the flow channel connecting block 49 on the side end of the extrusion die 11, the cooling pipe can be installed on the flow channel connecting block 49, which reduces the time for taking over the pipe when replacing the extrusion die 11.

[0038] The unloading component 13 includes an XZ-axis driving component 50 arranged at the side end of the conveyor belt 3 and a chuck 1 51 arranged on the XZ-axis driving component 50, a linear electric cylinder 4 83 is arranged on the back of the chuck 1 51, an output end of the linear electric cylinder 4 83 passes through the chuck 1 51 and is fixedly provided with a chuck 2 52, a clamping cavity is formed between the chuck 1 51 and the chuck 2 52, the chuck 1 51 and the chuck 2 52 are flat chucks, and a rubber plate 53 is attached to the inner side thereof, and the moving distance of the linear electric cylinder 4 83 is controlled to prevent the finished plastic bottle from being flattened, when unloading is required, the chuck 1 51 and the chuck 2 52 are first moved downward and then moved toward the plastic bottle body, and then moved upward so that the plastic bottle body is in the clamping cavity, and the plastic bottle is clamped by the cooperation between the linear electric cylinder 4 83 and the XZ-axis driving component 50, and at this time, the cap clamp 18 releases the bottle mouth to complete the demolding at the cap clamp 18.

[0039] Of course, the above are only typical examples of the present invention. In addition, the present invention may also have many other specific implementations. All technical solutions formed by equivalent replacement or equivalent transformation fall within the scope of protection required by the present invention.

Claims

1. A high-efficiency bottle blowing machine, comprising a frame (1), characterized in that: An extruder (2) and a conveyor belt (3) are respectively arranged on both sides of the frame (1). The frame (1) comprises a bottom frame (4), a guide rod (5) and a top frame (6). The guide rod (5) is fixedly arranged between the bottom frame (4) and the top frame (6). A driving plate (7) is slidably arranged on the guide rod (5). A linear electric cylinder (8) for driving the driving plate (7) to move up and down is arranged on the top frame (6). A turntable assembly (9) is arranged at the bottom of the driving plate (7). A plurality of bottle cap mold heads (10) are arranged in a circular array on the bottom side of the turntable assembly (9). The base frame (4) is provided with an extrusion die (11), a bottle blowing die (12), a blanking assembly (13) and a temperature control assembly (14); the temperature control assembly (14) is used to control the temperature of the extrusion die (11); the extrusion die (11) is connected to the output end of the extruder (2); the blanking assembly (13) is arranged on one side of the conveyor belt (3); the turntable assembly (9) drives the bottle cap die head (10) to rotate and pass through the extrusion die (11), the bottle blowing die (12) and the blanking assembly (13) in sequence; and the driving plate (7) is also provided with an air blowing assembly (15); The extrusion die (11) is provided with a plurality of extrusion cavities (16), the output end of the extruder (2) is communicated with the extrusion cavity (16), the extrusion die (11) is also provided with a temperature control channel, the temperature control component (14) is communicated with the temperature control channel, the bottle cap die head (10) comprises an air circuit board (17) and a plurality of cap clamps (18) detachably arranged on the air circuit board (17), the cap clamps (18) are used to form the bottleneck and thread of the plastic bottle, the cap clamps (18) are connected to the extrusion cavity (11), and the cap clamps (18) are connected to the extrusion cavity (11). 6) cooperate to form a mold cavity of a preform (90), the driving plate (7) is provided with a second guide rod (40), the second guide rod (40) is slidably provided with a push plate (41), the top side of the push plate (41) is provided with a second linear electric cylinder (81) for driving it to slide along the second guide rod (40), the bottom side of the push plate (41) is provided with a molding rod (42) whose number is the same as the extrusion cavity (16), the molding rod (42) passes through the driving plate (7), the turntable assembly (9) and the cap clamping mold (18) and extends into the mold cavity of the preform (90); The bottle blowing mold (12) comprises two mutually matched forming molds (54), wherein a cooling channel (38) is arranged in the forming mold (54), wherein the cooling channel (38) is communicated with the temperature control component (14), wherein the tail of each of the two forming molds (54) is provided with a driving oil cylinder (43), wherein the driving plate (7) is further provided with a guide rod (44), and wherein the blowing component (15) comprises an air circuit plate (56) slidably arranged on the guide rod (44) and a driving air circuit plate (56) movable between the air circuit plate (56) and the guide rod (44). The bottom of the second air plate (56) is provided with a number of blowing heads (45) which is the same as the number of the cap clamping mold (18); the driving plate (7), the turntable assembly (9) and the cap clamping mold (18) are all provided with a slideway (55) for the blowing heads (45) to slide; the third linear electric cylinder (82) pushes the blowing heads (45) to extend into the preform (90) and stretch the preform (90); and airways are provided in the second air plate (56) and the blowing heads (45); The cap clamping mold (18) comprises a pair of clamping blocks (19) and a clamping seat (20), wherein each of the clamping blocks (19) is provided with a threaded cavity (21), and the two threaded cavities (21) are combined to form a neck and a thread for molding a plastic bottle, wherein the clamping block (19) is provided with a pair of slide grooves (22), and a slider (23) is provided at the tail of the clamping block (19), and the two sliders (23) slide in the slide grooves (22) respectively, and the side ends of the slide grooves (22) are provided with a piston cavity (24), and a pull block (25) is slidably provided in the piston cavity (24), and the head of the pull block (25) is fixed to the slider (23), and an air circuit (26) is provided in the air circuit plate (17), and the air circuit (26) is communicated with the piston cavity (24) and controls the movement of the clamping block (19); A quick connector (27) is also provided on the side of the clamp seat (20) away from the slide groove (22), a countersunk hole (28) is provided at the bottom of the gas circuit plate (17), a fixing ring (29) and a locking ring (30) are provided in the countersunk hole (28), a plurality of ball holes (32) are provided on the locking ring (30) and the fixing ring (29), the fixing ring (29) is threadedly connected to the countersunk hole (28), the locking ring (30) is arranged on the inner side of the fixing ring (29), and a spring (35) is provided between the locking ring (30) and the bottom surface of the countersunk hole (28), a pressure chamber (36) is provided on the outer side of the locking ring (30), a gas circuit (261) is provided in the gas circuit plate (17), the gas circuit (261) is connected to the pressure chamber (36), an annular groove (33) is provided on the quick connector (27), and steel balls (34) are provided in the annular groove (33) and the ball holes (32); A plurality of cooling blocks (37) are arranged at the bottom of the forming mold (54), a cooling channel (38) is opened in the cooling block (37), a cooling cavity (39) is formed between two cooling blocks (37), and the cooling cavity (39) is adapted to the shape of the clamping block (19).

2. According to claim 1, a high-efficiency bottle blowing machine is characterized in that: The driving cylinder (43) and the forming die (54) are detachably connected, a sliding plate (46) is also provided on the base frame (4), a linear driving component (47) for driving the sliding plate (46) to move is provided at the bottom of the sliding plate (46), the driving cylinder (43) and the forming die (54) are both provided on the sliding plate (46), an extrusion die (11) is detachably provided on the opposite side of the forming die (54) and the blanking component (13), a flow channel connecting block (49) is provided on the side end of the extrusion die (11), the output end of the extruder (2) is connected to the two flow channel connecting blocks (49), and the temperature control component (14) is connected to the two flow channel connecting blocks (49).

3. The high-efficiency bottle blowing machine according to claim 1 is characterized in that: The unloading assembly (13) comprises an XZ-axis driving assembly (50) arranged at the side end of the conveyor belt (3) and a chuck 1 (51) arranged on the XZ-axis driving assembly (50), a linear electric cylinder 4 (83) being arranged on the back of the chuck 1 (51), an output end of the linear electric cylinder 4 (83) passing through the chuck 1 (51) and fixedly provided with a chuck 2 (52), and a material clamping cavity being formed between the chuck 1 (51) and the chuck 2 (52).

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