CN220555206U - Plastic bottle mould of two-way filling - Google Patents

Abstract

The utility model relates to the technical field of plastic bottle production, in particular to a plastic bottle mold for bidirectional filling, which comprises a frame-shaped fixing frame, wherein a cylindrical mold core is arranged on the left side of the inner wall of the frame-shaped fixing frame, a discharging push plate is movably connected to the outer side of the cylindrical mold core, a sealing boss is arranged on the right side of the discharging push plate, two circular holes b are formed in the right side of the sealing boss, a first injection molding pipeline is movably connected in each of the two circular holes b, a movable plate is movably connected to the right side of the inner wall of the frame-shaped fixing frame, and a second injection molding pipeline is arranged on the left side of the movable plate. This plastic bottle mould of two-way material of irritating carries the raw materials of moulding plastics to the left end of plastic bottle embryo shaping die cavity through two first pipeline of moulding plastics, and the second pipeline of moulding plastics can carry the raw materials of moulding plastics to the right-hand member of plastic bottle embryo shaping die cavity to realize two-way material of irritating, effectively shorten the material time of irritating, make the material of irritating more even, the push pedal of unloading can be with the plastic bottle embryo after the injection moulding from cylindrical mold core pushing right, realize the effect of taking off the membrane.

Description

Plastic bottle mould of two-way filling

Technical Field

The utility model relates to the technical field of plastic bottle production, in particular to a plastic bottle mold for bidirectional filling.

Background

The plastic bottle forming steps mainly comprise two methods: one-step and two-step methods, one-step method refers to one machine from PET raw materials to molded plastic bottles, but has higher cost, and is generally suitable for enterprises in large-scale production; the two-step method is to cast a PET bottle embryo by an injection molding machine. The preform is then placed in a mold for blowing the bottle, and the bottle body is inflated like a mouth of the bottle to finally form the shape of the mold. Then taking out and cooling, the method has larger productivity and is economical, and when adopting a two-step method, the plastic bottle embryo mould is needed to be used for manufacturing the plastic bottle embryo.

The patent with the publication number of CN209504871U discloses a plastic bottle embryo is mould for plastic processing, including first mould case, first box, second mould case, the second box, connection structure, the fixed column, place the recess seat, the body groove, the bottle end groove, the bottleneck groove, the vent tube groove, the connecting plate groove, the breather pipe, the connecting plate and the groove of moulding plastics, first mount pad and second mount pad all are run through by the erection rod for swing joint is accomplished to first mould case and second mould case, the fixed column enters into the inside of placing the recess seat, rocking around can not taking place after making first mould case and the closure of second mould case, the inside to first mould case and second mould case is moulded plastics through the groove of moulding plastics, the rethread breather pipe carries out the blowing. The mounting rod is pulled out of the first mounting seat and the second mounting seat, the first die box and the second die box can be cleaned respectively, the processing die is simple in structure, convenient to disassemble, assemble and clean, and subsequent plastic bottle processing cannot be affected due to impurities left in the die.

Above-mentioned prior art is in concrete use, mainly rely on the installation pole to be connected first mount pad and second mount pad to the user is to first mount pad and second mount pad dismouting and washing, but above-mentioned prior art can only mould plastics to the inside of first mould case and second mould case through the groove of moulding plastics when moulding plastics the bottle embryo, and that is only one injection molding mouth promptly, the condition that the filling time is longer, the filling is inhomogeneous appears easily, in view of this, we propose a plastic bottle mould of two-way filling.

Disclosure of Invention

The utility model aims to provide a plastic bottle mold capable of bidirectionally filling materials, so as to solve the problems in the background technology.

In order to achieve the above purpose, the present utility model provides the following technical solutions:

the utility model provides a plastic bottle mould of two-way filling, includes the frame shape mount, the left middle part of frame shape mount inner wall is equipped with cylindrical mold core, the outside of cylindrical mold core is equipped with the unloading push pedal that can control the removal, the middle part on unloading push pedal right side is equipped with sealed boss, circular hole b has all been seted up on the right side of sealed boss and the position that is close to top and bottom respectively, circular hole b's left end runs through unloading push pedal's right side, two all swing joint has first pipeline of moulding plastics in the circular hole b, and unloading push pedal can be with the plastic bottle embryo after the injection moulding from cylindrical mold core to the right side promote, realizes the effect of taking off the membrane, carries the raw materials of moulding plastics to the left end of plastic bottle embryo molding die cavity through two first pipeline of moulding plastics;

the left side at the top of the frame-shaped fixing frame is provided with a first L-shaped plate, the top of the first L-shaped plate is provided with a first air cylinder, the end part of a movable rod of the first air cylinder penetrates through the top of the first L-shaped plate and is fixedly connected with an upper template, the bottom of the upper template is provided with a first die cavity, the middle part at the bottom of the right side of the upper template is provided with a first injection molding groove communicated with the first die cavity, the left side at the bottom of the frame-shaped fixing frame is provided with a second L-shaped plate, the bottom of the second L-shaped plate is provided with a second air cylinder, the end part of the movable rod of the second air cylinder penetrates through the bottom of the second L-shaped plate and is fixedly connected with a lower template, the top of the lower template is provided with a second injection molding groove communicated with the second die cavity, the upper template is driven by the first air cylinder to move up and down, the lower template is driven by the second air cylinder to move up and down, and the first air cylinder and the second air cylinder move synchronously, so that the upper template and the lower template are closed and opened;

the right side swing joint of frame shape mount inner wall has the movable plate that can control the removal, the left middle part of movable plate is equipped with the second pipeline of moulding plastics, and it is left and right to remove to drive the second pipeline of moulding plastics through the movable plate, when the left end of the pipeline of moulding plastics of second passes between groove and the second groove of moulding plastics from first, the pipeline of moulding plastics of second can carry the raw materials of moulding plastics to the right-hand member of plastic bottle embryo molding chamber to realize two-way material filling, effectively shorten the material filling time, make the material filling more even.

Preferably, the left side of the unloading push plate is provided with two first connecting rods which are arranged in a front-back symmetrical mode, the middle of the left side of the unloading push plate is provided with a circular hole a, the right end of the circular hole a penetrates through the left side of the sealing boss, the outer wall of the cylindrical mold core is tightly attached to the inner wall of the circular hole a, and a rubber sealing ring can be embedded into the inner wall of the circular hole a, so that the unloading push plate can slide left and right outside the cylindrical mold core, and the tightness is ensured.

Preferably, the left side of frame shape mount and the position that is close to both ends all are equipped with the third cylinder, two the tip of third cylinder movable rod runs through the left side of frame shape mount and respectively with the left end fixed connection of two head rods, two third cylinders synchronous operation drives the push pedal of unloading and controls the removal through two third cylinders.

Preferably, when the bottom of the upper die plate is tightly attached to the top of the lower die plate, the sealing boss is located between the first die cavity and the second die cavity, the left ends of the inner walls of the first die cavity and the second die cavity are tightly attached to the outer walls of the sealing boss, and a plastic bottle embryo forming cavity is formed by enclosing between the inner walls of the first die cavity and the second die cavity and the outer walls of the cylindrical die cores and is used for injection molding of plastic bottle embryos.

Preferably, the left ends of the two first injection molding pipelines are fixedly connected to the left side of the inner wall of the frame-shaped fixing frame, a first feeding pipe is arranged at the top end of the outer wall of the first injection molding pipeline and close to the left end, a discharging hole a communicated with a plastic bottle embryo forming cavity is formed in the right end of the first injection molding pipeline, the first feeding pipe is externally connected with injection molding raw material conveying equipment, and injection molding raw materials are conveyed to the left end of the plastic bottle embryo forming cavity through the first feeding pipe.

Preferably, the left side of frame shape mount and be close to the position in middle part and be equipped with two and be the first electric jar that the fore-and-aft symmetry set up, the tip of first electric jar movable rod passes the left side of frame shape mount and fixedly connected with first putty pole, two first putty pole is located two first injection molding pipelines respectively, works as when the movable rod of first electric jar stretches out completely, the right-hand member of first putty pole is located discharge opening a, drives first putty pole through first electric jar and moves about, realizes opening and shutoff to discharge opening a.

Preferably, the top of the outer wall of the second injection molding pipeline and the position close to the right end are provided with a second feeding pipe, the left end of the second injection molding pipeline is provided with a discharging hole b, the second feeding pipe is externally connected with injection molding raw material conveying equipment, and injection molding raw materials are conveyed to the right end of the plastic bottle embryo molding cavity through the second injection molding pipeline.

Preferably, the middle part on movable plate right side is equipped with the second jar, the tip of second jar movable rod passes the right side of movable plate and fixedly connected with second putty pole, the second putty pole is located the second pipeline of moulding plastics, works as when the movable rod of second jar stretches out completely, the left end of second putty pole is located discharge port b, drives second putty pole through the second jar and moves about, realizes opening and shutoff to discharge port b.

Preferably, the right side of movable plate is equipped with two second connecting rods that are the fore-and-aft symmetry setting, the right side of frame shape mount just is close to the position at front and back both ends all is equipped with the fourth cylinder, two the tip of fourth cylinder movable rod runs through the right side of frame shape mount and respectively with the right-hand member fixed connection of two second connecting rods, drives movable plate through two fourth cylinders and moves about, makes the second putty pole can insert in the plastic bottle embryo shaping intracavity, can follow the plastic bottle embryo shaping intracavity again and shift out and keep away from, avoids influencing the unloading of plastic bottle embryo.

Compared with the prior art, the utility model has the beneficial effects that:

1. this plastic bottle mould of two-way filling carries the raw materials of moulding plastics to the left end of plastic bottle embryo shaping die cavity through two first pipeline of moulding plastics, and the second pipeline of moulding plastics can carry the raw materials of moulding plastics to the right-hand member of plastic bottle embryo shaping die cavity to realize two-way filling, effectively shorten the filling time, make the filling more even.

2. The upper die plate is driven to move up and down by the first air cylinder, the lower die plate is driven to move up and down by the second air cylinder, and the first air cylinder and the second air cylinder work synchronously, so that die assembly and die opening of the upper die plate and the lower die plate are realized.

3. The first blocking rod is driven to move left and right through the first electric cylinder, so that the discharge hole a is opened and blocked, and the second blocking rod is driven to move left and right through the second electric cylinder, so that the discharge hole b is opened and blocked.

4. The unloading pushing plate is driven to move left and right by the two third cylinders, and the unloading pushing plate can push the injection molded plastic bottle blanks rightwards from the cylindrical mold core, so that the demolding effect is realized.

5. The two fourth cylinders drive the moving plate to move left and right, so that the second blocking rod can be inserted into the plastic bottle embryo forming cavity, and can be moved out of and away from the plastic bottle embryo forming cavity, thereby avoiding affecting the unloading of the plastic bottle embryo.

Drawings

FIG. 1 is a schematic diagram of the overall structure of the present utility model;

FIG. 2 is a schematic view of an internal assembly structure of a frame-shaped fixing frame in the present utility model;

FIG. 3 is a schematic view of a portion of the structure of the present utility model;

FIG. 4 is a schematic view of a discharge pusher plate according to the present utility model;

FIG. 5 is a schematic diagram of an assembly structure of a first injection molded pipe, a first electric cylinder and a first plugging rod in the present utility model;

FIG. 6 is a schematic diagram of an assembled structure of a second injection molded tube, a second cylinder, and a second putty rod of the present utility model;

FIG. 7 is a schematic view showing an assembled structure of a first L-shaped plate, a first cylinder and an upper die plate in the present utility model;

fig. 8 is a schematic view showing an assembly structure of a second L-shaped plate, a second cylinder and a lower die plate in the present utility model.

In the figure: 1. a frame-shaped fixing frame; 2. a cylindrical mold core; 3. a discharging push plate; 30. a first connecting rod; 31. sealing the boss; 32. a circular hole a; 33. a circular hole b; 4. a first cylinder; 5. an upper template; 50. a first mold cavity; 51. a first injection molding groove; 6. a second cylinder; 7. a lower template; 70. a second mold cavity; 71. a second injection molding groove; 8. a moving plate; 80. a second connecting rod; 9. a first injection molded tube; 90. a first feed tube; 91. a discharge hole a; 10. a first L-shaped plate; 11. a second L-shaped plate; 12. a first electric cylinder; 13. a first putty bar; 14. a second injection molded tube; 140. a second feed tube; 141. a discharge hole b; 15. a second electric cylinder; 16. a second putty rod; 17. a third cylinder; 18. and a fourth cylinder.

Detailed Description

The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.

In the description of the present utility model, it should be understood that the terms "center", "longitudinal", "lateral", "length", "width", "thickness", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", "clockwise", "counterclockwise", etc. indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings are merely for convenience in describing the present utility model and simplifying the description, and do not indicate or imply that the apparatus or elements referred to must have a specific orientation, be configured and operated in a specific orientation, and thus should not be construed as limiting the present utility model.

Referring to fig. 1-8, the present utility model provides a technical solution:

the utility model provides a plastic bottle mould of two-way filling, including frame shape mount 1, the left middle part of frame shape mount 1 inner wall is equipped with cylindrical mold core 2, the outside of cylindrical mold core 2 is equipped with the unloading push pedal 3 that can control the removal, the middle part on unloading push pedal 3 right side is equipped with sealed boss 31, circular hole b33 has all been seted up on the right side of sealed boss 31 and the position that is close to top and bottom respectively, the left end in circular hole b33 runs through the right side of unloading push pedal 3, all swing joint has first pipeline of moulding plastics 9 in two circular holes b33, unloading push pedal 3 can be with the plastic bottle embryo after the injection moulding from cylindrical mold core 2 push right, realize the effect of taking off the membrane, carry the raw materials of moulding plastics to the left end of plastic bottle embryo shaping die cavity through two first pipeline of moulding plastics 9;

the left side at the top of the frame-shaped fixing frame 1 is provided with a first L-shaped plate 10, the top of the first L-shaped plate 10 is provided with a first air cylinder 4, the end part of a movable rod of the first air cylinder 4 penetrates through the top of the first L-shaped plate 10 and is fixedly connected with an upper die plate 5, the bottom of the upper die plate 5 is provided with a first die cavity 50, the middle part at the bottom of the right side of the upper die plate 5 is provided with a first injection groove 51 communicated with the first die cavity 50, the left side at the bottom of the frame-shaped fixing frame 1 is provided with a second L-shaped plate 11, the bottom of the second L-shaped plate 11 is provided with a second air cylinder 6, the end part of a movable rod of the second air cylinder 6 penetrates through the bottom of the second L-shaped plate 11 and is fixedly connected with a lower die plate 7, the top of the lower die plate 7 is provided with a second die cavity 70, the middle part at the top of the right side of the lower die plate 7 is provided with a second injection groove 71 communicated with the second die cavity 70, the upper die plate 5 is driven by the first air cylinder 4 to move up and down, the lower die plate 7 is driven by the second air cylinder 4 and the second air cylinder 6 to move synchronously, so that the upper die 5 and the lower die 7 are matched with the die and the die 7 are opened, the upper die 7 and the die is cooled (the upper die is not shown in the figure) after being cooled;

the right side swing joint of frame mount 1 inner wall has movable plate 8 that can control the removal, and the left middle part of movable plate 8 is equipped with the second pipeline 14 of moulding plastics, and it is left and right movement to drive the second pipeline 14 of moulding plastics through movable plate 8, when the left end of pipeline 14 of moulding plastics from first injection groove 51 and the second when moulding plastics between the groove 71, the pipeline 14 of moulding plastics can carry the raw materials of moulding plastics to the right-hand member of plastic bottle embryo molding chamber to realize two-way material filling, effectively shorten the time of filling material, make the material of filling more even.

In this embodiment, the left side of the push plate 3 of unloading is equipped with two head rods 30 that are the fore-and-aft symmetry and set up, circular hole a32 has been seted up at the middle part of the push plate 3 of unloading left side, the right-hand member of circular hole a32 runs through the left side of sealed boss 31, the outer wall of cylindrical mold core 2 closely laminates with the inner wall of circular hole a32, can inlay at the inner wall of circular hole a32 and establish rubber seal, makes the push plate 3 of unloading can slide about the outside of cylindrical mold core 2 to guarantee the leakproofness.

Specifically, the left side of the frame-shaped fixing frame 1 and the positions close to the front end and the rear end are respectively provided with a third cylinder 17, the ends of the movable rods of the two third cylinders 17 penetrate through the left side of the frame-shaped fixing frame 1 and are fixedly connected with the left ends of the two first connecting rods 30 respectively, the two third cylinders 17 work synchronously, and the two third cylinders 17 drive the discharging pushing plate 3 to move left and right.

Further, when the bottom of the upper die plate 5 and the top of the lower die plate 7 are tightly adhered, the sealing boss 31 is located between the first die cavity 50 and the second die cavity 70, and the left ends of the inner walls of the first die cavity 50 and the second die cavity 70 are tightly adhered to the outer wall of the sealing boss 31, and a plastic bottle embryo forming cavity is enclosed between the inner walls of the first die cavity 50 and the second die cavity 70 and the outer wall of the cylindrical die core 2 for injection molding of plastic bottle embryos.

Further, the left ends of the two first injection molding pipelines 9 are fixedly connected to the left side of the inner wall of the frame-shaped fixing frame 1, a first feeding pipe 90 is arranged at the top end of the outer wall of the first injection molding pipeline 9 and close to the left end, a discharging hole a91 communicated with a plastic bottle embryo forming cavity is formed in the right end of the first injection molding pipeline 9, the first feeding pipe 90 is externally connected with injection molding raw material conveying equipment, and injection molding raw materials are conveyed to the left end of the plastic bottle embryo forming cavity through the first feeding pipe 90.

Further, the left side of frame shape mount 1 and be close to the position in middle part and be equipped with two and be the first electric jar 12 that the fore-and-aft symmetry set up, the tip of first electric jar 12 movable rod passes the left side of frame shape mount 1 and fixedly connected with first putty pole 13, and two first putty poles 13 are located two first injection moulding pipelines 9 respectively, and when the movable rod of first electric jar 12 stretches out completely, the right-hand member of first putty pole 13 is located discharge hole a91, drives first putty pole 13 through first electric jar 12 and moves about, realizes opening and shutoff to discharge hole a 91.

Further, a second feeding pipe 140 is arranged at the top end of the outer wall of the second injection molding pipeline 14 and close to the right end, a discharging hole b141 is formed in the left end of the second injection molding pipeline 14, the second feeding pipe 140 is externally connected with injection molding raw material conveying equipment, and injection molding raw materials are conveyed to the right end of the plastic bottle embryo forming cavity through the second injection molding pipeline 14.

Further, the middle part on the right side of the movable plate 8 is provided with a second electric cylinder 15, the end part of the movable rod of the second electric cylinder 15 passes through the right side of the movable plate 8 and is fixedly connected with a second blocking rod 16, the second blocking rod 16 is positioned in the second injection molding pipeline 14, when the movable rod of the second electric cylinder 15 extends completely, the left end of the second blocking rod 16 is positioned in the discharge hole b141, and the second blocking rod 16 is driven to move left and right through the second electric cylinder 15, so that the discharge hole b141 is opened and blocked.

Further, the right side of the movable plate 8 is provided with two second connecting rods 80 which are arranged in a front-back symmetrical mode, the right side of the frame-shaped fixing frame 1 and the positions close to the front end and the back end of the movable rod of the two fourth cylinders 18 are respectively provided with a fourth cylinder 18, the end parts of the movable rods of the two fourth cylinders 18 penetrate through the right side of the frame-shaped fixing frame 1 and are respectively fixedly connected with the right ends of the two second connecting rods 80, the movable plate 8 is driven to move left and right through the two fourth cylinders 18, so that the second blocking rod 16 can be inserted into a plastic bottle blank forming cavity, and can be moved out of and away from the plastic bottle blank forming cavity, and the influence on the discharging of the plastic bottle blank is avoided.

When the plastic bottle mold for bidirectional filling in this embodiment is used, the first cylinder 4 drives the upper mold plate 5 to move downwards, the second cylinder 6 drives the lower mold plate 7 to move upwards, the upper mold plate 5 and the lower mold plate 7 are clamped, then the two fourth cylinders 18 work, the moving plate 8 is driven to move leftwards, the moving plate 8 drives the second injection molding pipeline 14 to move leftwards, the left end of the second injection molding pipeline 14 passes through the space between the first injection molding groove 51 and the second injection molding groove 71 to the right end of the plastic bottle embryo forming cavity, at the moment, the first cylinder 12 drives the first material blocking rod 13 to move leftwards to realize the opening of the discharge hole a91, the second cylinder 15 drives the second material blocking rod 16 to move rightwards to realize the opening of the discharge hole b141, then the injection molding raw materials are conveyed to the left end of the plastic bottle embryo forming cavity through the two first injection molding pipelines 9, the injection molding raw materials are conveyed to the right end of the plastic bottle embryo forming cavity through the second injection molding pipeline 14, thereby realizing bidirectional filling, effectively shortening the filling time, enabling the filling to be more uniform, driving the first material blocking rod 13 to move rightwards through the first electric cylinder 12 after the filling is completed, realizing the blocking of the discharge hole a91, driving the second material blocking rod 16 to move leftwards through the second electric cylinder 15, realizing the blocking of the discharge hole b141, driving the upper template 5 to move upwards through the first cylinder 4 after the plastic bottle embryo injection molding is completed, driving the lower template 7 to move downwards through the second cylinder 6, driving the moving plate 8 to move rightwards through the two fourth cylinders 18, driving the moving plate 8 to drive the second injection molding pipeline 14 to move rightwards, enabling the second injection molding pipeline 14 to be far away from the molded plastic bottle embryo, then, synchronously operating through the two third cylinders 17, driving the discharge push plate 3 to move rightwards, pushing the plastic bottle embryo sleeved on the cylindrical mold core 2 rightwards through the two third cylinders 17, realizing the stripping effect.

The foregoing has shown and described the basic principles, principal features and advantages of the utility model. It will be understood by those skilled in the art that the present utility model is not limited to the above-described embodiments, and that the above-described embodiments and descriptions are only preferred embodiments of the present utility model, and are not intended to limit the utility model, and that various changes and modifications may be made therein without departing from the spirit and scope of the utility model as claimed. The scope of the utility model is defined by the appended claims and equivalents thereof.

Claims (9)

1. The utility model provides a two-way plastic bottle mould of filling, includes frame shape mount (1), its characterized in that: the utility model discloses a frame-shaped fixing frame, including frame-shaped fixing frame (1), cylindrical mold core (2) are equipped with in the left middle part of frame-shaped fixing frame (1), the outside of cylindrical mold core (2) is equipped with can control the push pedal of unloading (3) that removes, the middle part on push pedal of unloading (3) right side is equipped with sealed boss (31), circular hole b (33) have all been seted up on the right side of sealed boss (31) and the position that is close to top and bottom respectively, the right side of push pedal of unloading (3) is run through to the left end of circular hole b (33), two equal swing joint in circular hole b (33) has first injection molding pipeline (9), the left side at frame-shaped fixing frame (1) top is equipped with first L shaped plate (10), the top of first L shaped plate (10) is equipped with first cylinder (4), the tip of first cylinder (4) movable rod passes the top and fixedly connected with cope match-plate pattern (5), first die cavity (50) have been seted up to the bottom of cope match-plate pattern (5), the middle part on cope match-plate pattern (5) right side bottom is seted up with first die cavity (50), second frame-shaped fixing frame (1) bottom (11) is equipped with second frame-shaped (11), the end part of the movable rod of the second air cylinder (6) penetrates through the bottom of the second L-shaped plate (11) and is fixedly connected with a lower die plate (7), a second die cavity (70) is formed in the top of the lower die plate (7), a second injection molding groove (71) communicated with the second die cavity (70) is formed in the middle of the right top of the lower die plate (7), a movable plate (8) capable of moving left and right is movably connected to the right side of the inner wall of the frame-shaped fixing frame (1), and a second injection molding pipeline (14) is arranged in the middle of the left side of the movable plate (8).

2. The bi-directional filling plastic bottle mold according to claim 1, wherein: the left side of push pedal (3) of unloading is equipped with two head rods (30) that are the fore-and-aft symmetry and set up, circular hole a (32) have been seted up at the left middle part of push pedal (3) of unloading, the left side of sealed boss (31) is run through to the right-hand member in circular hole a (32), the outer wall and the inner wall in circular hole a (32) of cylindrical mold core (2) closely laminate.

3. The two-way filling plastic bottle mold according to claim 2, wherein: the left side of frame mount (1) and be close to the position at front and back both ends all be equipped with third cylinder (17), two the tip of third cylinder (17) movable rod runs through the left side of frame mount (1) and respectively with the left end fixed connection of two head rods (30).

4. The bi-directional filling plastic bottle mold according to claim 1, wherein: when the bottom of the upper die plate (5) and the top of the lower die plate (7) are tightly attached, the sealing boss (31) is positioned between the first die cavity (50) and the second die cavity (70), the left ends of the inner walls of the first die cavity (50) and the second die cavity (70) are tightly attached to the outer wall of the sealing boss (31), and a plastic bottle blank forming cavity is formed by encircling between the inner walls of the first die cavity (50) and the second die cavity (70) and the outer wall of the cylindrical die core (2).

5. The bi-directional filling plastic bottle mold according to claim 4, wherein: the left ends of the two first injection molding pipelines (9) are fixedly connected to the left side of the inner wall of the frame-shaped fixing frame (1), a first feeding pipe (90) is arranged at the top end of the outer wall of the first injection molding pipeline (9) and close to the left end, and a discharging hole a (91) communicated with a plastic bottle embryo forming cavity is formed in the right end of the first injection molding pipeline (9).

6. The bi-directional filling plastic bottle mold of claim 5, wherein: the left side of frame mount (1) and be close to the position in middle part be equipped with two and be first electric jar (12) that the fore-and-aft symmetry set up, the tip of first electric jar (12) movable rod passes the left side of frame mount (1) and fixedly connected with first putty pole (13), two first putty pole (13) are located two first pipeline (9) of moulding plastics respectively, works as when the movable rod of first electric jar (12) stretches out completely, the right-hand member of first putty pole (13) is located discharge hole a (91).

7. The bi-directional filling plastic bottle mold according to claim 4, wherein: the top of second pipeline (14) outer wall just is close to the position of right-hand member and is equipped with second inlet pipe (140), discharge hole b (141) have been seted up to the left end of second pipeline (14) of moulding plastics.

8. The bi-directional filling plastic bottle mold of claim 7, wherein: the middle part on movable plate (8) right side is equipped with second jar (15), the tip of second jar (15) movable rod passes the right side of movable plate (8) and fixedly connected with second putty pole (16), second putty pole (16) are located second injection molding pipeline (14), work as when the movable rod of second jar (15) stretches out completely, the left end of second putty pole (16) is located discharge port b (141).

9. The bi-directional filling plastic bottle mold according to claim 1, wherein: the right side of movable plate (8) is equipped with two second connecting rods (80) that are the front and back symmetry setting, the right side of frame mount (1) and the position that is close to front and back both ends all are equipped with fourth cylinder (18), two the tip of fourth cylinder (18) movable rod runs through the right side of frame mount (1) and respectively with the right-hand member fixed connection of two second connecting rods (80).