CN111347655A

CN111347655A - Plastic bottle blowing mold

Info

Publication number: CN111347655A
Application number: CN202010283117.0A
Authority: CN
Inventors: 郑成
Original assignee: Individual
Current assignee: Individual
Priority date: 2020-04-13
Filing date: 2020-04-13
Publication date: 2020-06-30

Abstract

The invention discloses a plastic bottle blowing mold, which structurally comprises a fixed mold, a bottle blank pressing sheet, a connecting hole, a bottom mold groove, an aligning device, a bottom mold convex groove, a clamping block, a guide rail groove, an anti-rotating device and a movable mold, wherein when the plastic bottle blowing mold is used after improvement, the aligning plate and a limiting block are attached to the left side and the right side of the fixed mold and the movable mold, a frame body adjusts a positive magnet and a negative magnet through a spiral block, so that the positive magnet and the negative magnet are attracted by adopting the principle that homopolarity repels and heteropolarity attract, the movable mold and the fixed mold are matched and aligned and connected, a movable mold core and a fixed mold core are protected, and the manufacturing quality of a; the rotary disk rotates according to the active position of guide block, when the extensible member forms a straight line because the rotation of rotary disk, outwards releases the ejector pad for the locating hole can be in the same place with the buckle looks lock, effectively reduces the rotation that movable mould and cover half appear when taking shape, guarantees that cover half and movable mould can be stable blow molding, improves plastic products's preparation efficiency.

Description

Plastic bottle blowing mold

Technical Field

The invention relates to the field of bottle blowing molds, in particular to a plastic bottle blowing mold.

Background

The bottle blowing mold is used for manufacturing plastic bottles, namely, the bottle blowing mold is used for manufacturing plastic particles into hollow containers by utilizing a blow molding process, and the required plastic bottles are formed by blowing plastic liquid onto the inner walls of the mold. The bottle blowing mold needs to be improved when blowing plastic bottles:

1. when the movable mould of current bottle blowing mould pressed to the cover half and closed, bellying and depressed part do not correspond completely just, need the manual work to inspect the adjustment, otherwise can lead to bellying and depressed part because the dislocation is extruded for the deformation damage can appear in movable mould core and cover half core, causes the increase of cost and the preparation quality reduction of plastic products.

2. The existing bottle blowing mold is used for molding materials, when the movable mold and the fixed mold are formed, the movable mold and the fixed mold can rotate to enable a large rotating force to exist between the movable mold and the fixed mold, when the movable mold or the fixed mold is misplaced, the movable mold core and the fixed mold core can rotate along with the misplacing, so that the mold is damaged frequently, workers are required to check the mold for a long time, the labor intensity is improved, and the manufacturing efficiency of plastic products is reduced.

Disclosure of Invention

Aiming at the defects in the prior art, the invention aims to provide a plastic bottle blowing mold, which aims to solve the problems that when a movable mold of the conventional bottle blowing mold is pressed to a fixed mold to be closed, a convex part and a concave part are not exactly and completely corresponding to each other, manual inspection and adjustment are required, otherwise, the convex part and the concave part are extruded in a staggered manner, so that a movable mold core and a fixed mold core are deformed and damaged, the cost is increased, and the manufacturing quality of a plastic product is reduced; the existing bottle blowing mold is used for molding materials, when the movable mold and the fixed mold are formed, the movable mold and the fixed mold can rotate to enable a large rotating force to exist between the movable mold and the fixed mold, when the movable mold or the fixed mold is staggered, the movable mold core and the fixed mold core can rotate along with the dislocation, so that the mold is frequently damaged, workers are required to check the mold for a long time, the labor intensity is improved, and the manufacturing efficiency of plastic products is reduced.

In order to achieve the purpose, the invention is realized by the following technical scheme: a plastic bottle blowing mold structurally comprises a fixed mold, a bottle blank pressing piece, connecting holes, a bottom mold groove, an aligning device, bottom mold convex grooves, clamping blocks, guide rail grooves, anti-rotating devices and a movable mold, wherein the fixed mold and the movable mold are connected into a whole through the aligning device, the connecting holes are formed in four edges of the fixed mold, the bottle blank pressing piece and the bottom mold groove are arranged on the fixed mold, the bottle blank pressing piece and the fixed mold are arranged on the same module, the guide rail grooves are formed in the left side and the right side of the fixed mold and the movable mold, the guide rail grooves are fixedly embedded in the fixed mold and the movable mold, the bottom mold convex grooves are formed in the tail end of the movable mold, the clamping blocks are arranged at the rear ends of the bottom mold convex grooves, the bottom mold convex grooves and the bottle blank pressing piece are embedded in the movable mold, the bottom mold convex grooves are.

The adjusting device is composed of a sliding rod, adjusting blocks, an adjusting plate, a pressing device, a limiting block and a telescopic rod, wherein the sliding rod is connected between the two adjusting blocks in a penetrating mode, the adjusting blocks are fixedly installed at the tail ends of the top of the adjusting plate, the front end of the adjusting plate is buckled with the limiting block, the pressing device is arranged at the connecting position of the adjusting plate and the limiting block and connected to the left end and the right end of the telescopic rod, the pressing device drives the adjusting plate to slide on the telescopic rod left and right, and the telescopic rod and the sliding rod are connected into a whole through the adjusting plate.

The compressing device is further improved by comprising a connecting plate, a frame, movable springs, a positive magnet, a negative magnet and an extrusion assembly, wherein the connecting plate is arranged at the front end of the extrusion assembly, the movable springs are arranged on the left side and the right side of the rear end of the extrusion assembly, the movable spring extrusion assembly is embedded at the front end of the frame, the front end of the frame is provided with the positive magnet and the negative magnet, and the positive magnet and the negative magnet are connected into a whole through the frame.

As a further improvement of the invention, the telescopic rod consists of a spiral block, a buffer piece, a baffle plate and a moving rod, wherein the spiral block is arranged at the left end and the right end of the moving rod, the spiral block and the moving rod are arranged on the same module, the tail end of the spiral block is embedded in the middle position of the baffle plate, and the buffer piece is arranged at the upper end and the lower end of the baffle plate.

As a further improvement of the invention, the extrusion assembly comprises protection springs, a fitting block, a buckling block, a triangular connecting piece and connecting rods, wherein the protection springs are arranged at the left end and the right end of the triangular connecting piece, the top of the triangular connecting piece is buckled with the buckling block, the connecting rods are arranged at the left side and the right side of the triangular connecting piece, the top of each connecting rod is provided with the fitting block, and the fitting block and the buckling block are arranged on the same plane.

As a further improvement of the invention, the rotation-preventing device comprises a chuck, a base, a rotating shaft, a fixing plate, a positioning buckle plate and a buckle, wherein the chuck is arranged on the base, the base is connected with the fixing plate in a movable clamping manner, the positioning buckle plate is arranged at the right end of the fixing plate, the buckle is buckled with the positioning buckle plate, the positioning buckle plate is arranged on the rotating shaft, and the rotating shaft is arranged at the upper end of the chuck.

As a further improvement of the invention, the chuck comprises a connecting ring, a shell, a guide block, a fixed sleeve and a rotary latch, wherein the connecting ring is arranged at the middle position of the shell, the rotary latch is arranged on the outer ring of the connecting ring and is embedded on the connecting ring, the fixed sleeve is embedded in the connecting ring in a penetrating manner, and the fixed sleeve is fixedly attached to the guide block.

The invention further improves the technical scheme that the positioning buckle plate comprises a stop clamping sleeve, a rotating disk, an outer frame, an adjusting groove and a positioning hole, wherein the stop clamping sleeve is annularly and equidistantly arranged outside the rotating disk, the rotating disk is attached to the stop clamping sleeve, the rotating disk is arranged at the tail end of the outer frame, the adjusting groove and the positioning hole are formed in the front end of the outer frame, and the adjusting groove and the rotating disk are inserted and embedded in a penetrating mode.

As a further improvement of the invention, the adjusting groove is composed of a sliding block, a fixed shaft, a telescopic piece and a push block, the sliding block is arranged at the left end and the right end of the fixed shaft, the fixed shaft is connected with the telescopic piece, the upper end of the telescopic piece is arranged at the bottom of the push block, and the push block is connected with the fixed shaft into a whole through the telescopic piece.

Advantageous effects of the invention

The invention relates to a plastic bottle blowing mold, which has the following beneficial effects:

when blow molding is carried out, the aligning plate and the limiting blocks are connected and attached to the left side and the right side of the fixed die and the movable die, the frame body adjusts the positive magnet and the negative magnet through the spiral block, the positive magnet and the negative magnet are attracted by adopting the principle that homopolarity repels and heteropolarity attract, the movable die and the fixed die are enabled to be matched and aligned and connected, the movable die core and the fixed die core are protected, and the manufacturing quality of plastic products is improved.

The rotary disk rotates according to the active position of guide block, when the extensible member forms a straight line because the rotation of rotary disk, outwards releases the ejector pad for the locating hole can be in the same place with the buckle looks lock, effectively reduces the rotation that movable mould and cover half appear when taking shape, guarantees that cover half and movable mould can be stable blow molding, improves plastic products's preparation efficiency.

Drawings

Other features, objects and advantages of the invention will become more apparent upon reading of the detailed description of non-limiting embodiments with reference to the following drawings:

FIG. 1 is a schematic structural diagram of a plastic bottle blowing mold according to the present invention;

FIG. 2 is a schematic structural diagram of the alignment device of the present invention.

Fig. 3 is a schematic plan view of the impactor of the invention.

Fig. 4 is a schematic view of the internal structure of the telescopic rod of the present invention.

FIG. 5 is a schematic cross-sectional view of a compression assembly of the present invention.

FIG. 6 is a schematic view of the anti-rotation device of the present invention.

Fig. 7 is a schematic view of the internal structure of the chuck of the present invention.

FIG. 8 is a schematic view of the positioning buckle of the present invention.

Fig. 9 is a schematic plan view of the regulating tank of the present invention.

In the figure: a fixed die-1, a bottle blank pressing sheet-2, a connecting hole-3, a bottom die groove-4, an aligning device-5, a bottom die convex groove-6, a clamping block-7, a guide rail groove-8, an anti-rotation device-9, a movable die-10, a slide bar-51, an adjusting block-52, an aligning plate-53, a pressing device-54, a limiting block-55, a telescopic rod-56, a connecting plate-541, a frame-542, a movable spring-543, a positive magnet-544, a negative magnet-545, an extrusion component-546, a spiral block-561, a buffer-562, a baffle-563, a movable rod-564, a protective spring-5461, a joint block-5462, a buckling block-5463, a triangular connecting piece-5464, a connecting rod-5465, a chuck-91, a positioning device, The device comprises a base-92, a rotating shaft-93, a fixing plate-94, a positioning buckle-95, a buckle-96, a connecting ring-911, a shell-912, a guide block-913, a fixing sleeve-914, a rotating latch-915, a stopping ferrule-951, a rotating disk-952, an outer frame-953, an adjusting groove-954, a positioning hole-955, a sliding block-9541, a fixing shaft-9542, a telescopic piece-9543 and a push block-9544.

Detailed Description

In order to make the technical means, the creation characteristics, the achievement purposes and the effects of the invention easy to understand, the invention is further described with the specific embodiments.

Example one

Referring to fig. 1, the present invention provides a technical solution: a plastic bottle blowing mold structurally comprises a fixed mold 1, a bottle blank pressing sheet 2, connecting holes 3, a bottom mold groove 4, an aligning device 5, a bottom mold convex groove 6, a fixture block 7, a guide rail groove 8, an anti-rotating device 9 and a movable mold 10, wherein the fixed mold 1 and the movable mold 10 are connected into a whole through the aligning device 5, the connecting holes 3 are formed in four edges of the fixed mold 1, the bottle blank pressing sheet 2 and the bottom mold groove 4 are arranged on the fixed mold 1, the bottle blank pressing sheet 2 and the fixed mold 1 are arranged on the same module, the guide rail grooves 8 are formed in the left side and the right side of the fixed mold 1 and the movable mold 10, the guide rail grooves 8 are fixedly embedded in the fixed mold 1 and the movable mold 10, the bottom mold convex groove 6 is formed in the tail end of the movable mold 10, the fixture block 7 is arranged at the rear end of the bottom mold convex groove 6, the bottom mold convex groove 6 and the bottle blank pressing sheet 2 are embedded in the movable, the anti-rotation device 9 is arranged on four edges of the movable mold 10, the fixed mold 1 and the movable mold 10 are matched and connected together, and then the injection molding material is blown into the fixed mold 1 and the movable mold 10 for processing, so that the price efficiency of the plastic bottle is effectively improved.

Referring to fig. 2, the aligning device 5 is composed of a sliding rod 51, adjusting blocks 52, an aligning plate 53, a pressing device 54, a limiting block 55 and a telescopic rod 56, the sliding rod 51 is connected between the two adjusting blocks 52 in a penetrating manner, the adjusting blocks 52 are fixedly installed at the tail ends of the tops of the aligning plate 53, the front end of the aligning plate 53 is fastened with the limiting block 55, the pressing device 54 is arranged at the joint of the aligning plate 53 and the limiting block 55, the pressing device 54 is connected to the left end and the right end of the telescopic rod 56, the pressing device 54 drives the aligning plate 53 to slide on the telescopic rod 56 in a left-right direction, the telescopic rod 56 and the sliding rod 51 are connected into a whole through the aligning plate 53, the aligning plate 53 and the limiting block 55 are attached to the left end and the right end of the fixed mold 1 and the movable mold 10, then the adjusting blocks 52 are used for adjusting the positions of the fixed mold 1 and the movable mold 10, the raised portions and the recessed portions correspond exactly completely.

Referring to fig. 3, the presser 54 is composed of a connection plate 541, a frame 542, movable springs 543, a positive magnet 544, a negative magnet 545 and an extrusion assembly 546, the connection plate 541 is disposed at the front end of the extrusion assembly 546, the movable springs 543 are disposed on the left and right sides of the rear end of the extrusion assembly 546, the movable springs 543 are embedded in the front end of the frame 542, the positive magnet 544 and the negative magnet 545 are disposed at the front end of the frame 542, the positive magnet 544 and the negative magnet 545 are connected into a whole through the frame 542, and the positive magnet 544 and the negative magnet 545 adopt the principle that the opposite poles of magnets attract each other, so that the adjusting block 52 and the limiting block 55 tightly assist the fixed mold 1 and the movable mold 10 to process plastic bottles, thereby protecting the movable mold core and the fixed mold core and preventing deformation and damage.

Referring to fig. 4, the telescopic rod 56 comprises a spiral block 561, a buffer 562, a baffle 563, and a moving rod 564, wherein the spiral block 561 is disposed at the left and right ends of the moving rod 564, the spiral block 561 and the moving rod 564 are disposed on the same module, the end of the spiral block 561 is embedded in the middle of the baffle 563, the buffer 562 is disposed at both the upper and lower ends of the baffle 563, and the positive magnet 544 and the negative magnet 545 on the frame 542 are adjusted by the spiral block 561, so that the positive magnet 544 and the negative magnet 545 can rapidly assist the movement of the limiting block 55.

Referring to fig. 5, the extrusion assembly 546 includes a protection spring 5461, a fitting block 5462, a fastening block 5463, a triangular connector 5464, and a connecting rod 5465, the protection spring 5461 is disposed at the left and right ends of the triangular connector 5464, the top of the triangular connector 5464 is fastened to the fastening block 5463, the connecting rods 5465 are disposed at the left and right sides of the triangular connector 5464, the fitting block 5462 is disposed at the top of the connecting rod 5465, the fitting block 5462 and the fastening block 5463 are disposed on the same plane, the two fitting blocks 5462 are fixedly attached to the alignment plate 53 and the limiting block 55, the fastening block 5463 is driven by the triangular connector 5464 to extrude forward, the fixed mold 1 and the movable mold 10 are fixedly aligned and connected in a fit manner, and the manufacturing quality of plastic products is improved.

Referring to fig. 6, the anti-rotation device 9 is composed of a chuck 91, a base 92, a rotating shaft 93, a fixing plate 94, a positioning buckle plate 95 and a buckle 96, the chuck 91 is installed on the base 92, the base 92 is connected with the fixing plate 94 in a movable clamping manner, the positioning buckle plate 95 is arranged at the right end of the fixing plate 94, the buckle 96 is buckled with the positioning buckle plate 95, the positioning buckle plate 95 is installed on the rotating shaft 93, the rotating shaft 93 is arranged at the upper end of the chuck 91, the positioning buckle plate 95 is driven by the rotating shaft 93 to be movably connected to the buckle 96, a movable mold is fixedly clamped with a fixed mold, and the rotating force between the movable mold and the fixed mold is reduced.

Example two

Referring to fig. 7, the chuck 91 is composed of a connecting ring 911, a housing 912, a guide block 913, a fixing sleeve 914 and a rotating latch 915, the connecting ring 911 is disposed at a middle position of the housing 912, the rotating latch 915 is disposed on an outer ring of the connecting ring 911, the rotating latch 915 is embedded in the connecting ring 911, the fixing sleeve 914 is embedded in the connecting ring 911 in a penetrating manner, the fixing sleeve 914 and the guide block 913 are fixedly attached together, the fixing sleeve 914 drives the guide block 913 to rotate on the connecting ring 911, so that the rotating shaft 93 can movably adjust the position of the positioning buckle plate 95 under the rotation action of the connecting ring 911, the phenomenon of dislocation and rotation of the moving mold and the fixed mold during operation is reduced, and the service life of the.

Referring to fig. 8, the positioning buckle plate 95 is composed of a stop sleeve 951, a rotating disk 952, an outer frame 953, an adjusting groove 954 and a positioning hole 955, the stop sleeve 951 is annularly and equidistantly installed outside the rotating disk 952, the rotating disk 952 is attached to the stop sleeve 951, the rotating disk 952 is arranged at the tail end of the outer frame 953, the adjusting groove 954 and the positioning hole 955 are arranged at the front end of the outer frame 953, the adjusting groove 954 and the rotating disk 952 are embedded and inserted, the stop sleeve 951 rotates to the use position on the rotating disk 952, and the positioning hole 955 is buckled with the buckle 96, so that the movable mold and the fixed mold are stabilized at the working positions, and the processing stability of the plastic bottle is improved.

Referring to fig. 9, the adjusting groove 954 is composed of a slider 9541, a fixed shaft 9542, an expansion member 9543, and a push block 9544, the slider 9541 is disposed at the left and right ends of the fixed shaft 9542, the fixed shaft 9542 is connected to the expansion member 9543, the upper end of the expansion member 9543 is mounted at the bottom of the push block 9544, the push block 9544 is connected to the fixed shaft 9542 through the expansion member 9543, when the positioning buckle 95 rotates through the base 92, the slider 9541 pushes the expansion member 9543, the push block 9544 drives the positioning hole 955 to move outward, so that the expansion member 9543 is buckled with the buckle 96 when the expansion member 9543 is aligned, rotation of the movable mold and the fixed mold during molding is effectively reduced, and the molding efficiency and the molding quality of plastic products are improved.

The working principle of the above technical solution is explained as follows:

when the plastic bottle is used, the fixed die 1 and the movable die 10 are installed together and fixed through the guide rail groove 8, plastic liquid is guided into the fixed die 1 and the movable die 10, and the plastic liquid is blown onto the inner wall of the die to form the required plastic bottle.

During blow molding, the aligning plate 53 and the limiting block 55 are connected and attached to the left side and the right side of the fixed mold 1 and the movable mold 10, the two adjusting blocks 52 move inwards at the same time through the slide rod 51, so that the aligning plate 53 can be stably fixed on the fixed mold 1 and the movable mold 10, the fastening block 5463 is pushed forwards by the triangular connecting piece 5464 and attached to the aligning plate 53 through the attaching block 5462, so that the attaching block 5462 can be matched with the fastening block 5463 to fixedly attach the aligning plate 53 to the fixed mold 1 and the movable mold 10, the frame 542 adjusts the positive magnet 544 and the negative magnet 545 on the two frames 542 through the rotation movement of the spiral block 561, so that the positive magnet 544 and the negative magnet 545 are adsorbed inwards by adopting the principle that like poles repel each other and like poles attract each other, so that the aligning plate 53 is movably and tightly attached to the fixed mold 1 and the movable mold 10 through the moving rod 564, the movable mold and the fixed mold are aligned and connected, so that the convex part and the concave part of the mold, the movable mold core and the fixed mold core are protected, deformation damage is prevented, and the manufacturing quality of plastic products is improved.

In the process of blow molding of a plastic bottle, the anti-rotation device 9 is sleeved and connected with the connecting hole 3, the fixed sleeve 914 and the guide block 913 rotate through the movement of the connecting ring 911, so that the rotating shaft 93 adjusts the position of the positioning buckle 95 under the rotating action of the connecting ring 911, the stop clamping sleeve 951 is clamped with the guide block 913, the stop clamping sleeve 951 limits and adjusts the position of the rotating disc 952, the rotating disc 952 can stably rotate at a constant speed, the rotating disc 952 rotates according to the moving position of the guide block 913, when the telescopic piece 9543 forms a straight line due to the rotation of the rotating disc 952, the telescopic piece 9543 pushes the push block 9544 outwards, so that the positioning hole 955 can be buckled with the buckle 96, the rotation of the movable mold and the fixed mold during molding is effectively reduced, the dislocation phenomenon of the movable mold and the fixed mold is prevented, the mold is protected, and the plastic bottle can be stably injected by the fixed mold 1 and the fixed mold 10, and the working strength of workers is reduced, and the manufacturing efficiency and the manufacturing quality of the plastic products are improved.

The invention solves the problems that when a movable mould of the existing bottle blowing mould presses a fixed mould to be closed, a convex part and a concave part are not exactly and completely corresponding, and the convex part and the concave part need to be checked and adjusted manually, otherwise, the convex part and the concave part are extruded in a dislocation way, so that the movable mould core and the fixed mould core are deformed and damaged, the cost is increased, and the manufacturing quality of plastic products is reduced; when the existing bottle blowing mold is used for injecting materials, when a movable mold and a fixed mold are formed, the rotation can be generated to ensure that a larger rotating force is generated between the movable mold and the fixed mold, when the moving die or the fixed die is dislocated, the moving die core and the fixed die core can rotate along with the dislocation, so that the phenomenon of die damage is frequently caused, and workers need to check the plastic products for a long time, so that the labor intensity is improved, the manufacturing efficiency of the plastic products is reduced, the plastic product packaging machine can realize the plastic product packaging machine by combining the components, when in blow molding, the aligning plate and the limiting block are connected and attached on the left side and the right side of the fixed die and the movable die, the frame body adjusts the positive magnet and the negative magnet through the spiral block, the positive magnet and the negative magnet are attracted by adopting the principle that like poles repel and unlike poles attract, so that the movable mold and the fixed mold are matched, aligned and connected, the movable mold core and the fixed mold core are protected, and the manufacturing quality of plastic products is improved; the rotary disk rotates according to the active position of guide block, when the extensible member forms a straight line because the rotation of rotary disk, outwards releases the ejector pad for the locating hole can be in the same place with the buckle looks lock, effectively reduces the rotation that movable mould and cover half appear when taking shape, guarantees that cover half and movable mould can be stable blow molding, improves plastic products's preparation efficiency.

While there have been shown and described what are at present considered the fundamental principles and essential features of the invention and its advantages, it will be apparent to those skilled in the art that the invention is not limited to the details of the foregoing exemplary embodiments, but is capable of other specific forms without departing from the spirit or essential characteristics thereof. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the invention being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.

Furthermore, it should be understood that although the present description refers to embodiments, not every embodiment may contain only a single embodiment, and such description is for clarity only, and those skilled in the art should integrate the description, and the embodiments may be combined as appropriate to form other embodiments understood by those skilled in the art.

Claims

1. The utility model provides a plastics bottle blowing mould, its structure includes cover half (1), bottle base preforming (2), connecting hole (3), die block recess (4), transfers neat device (5), die block tongue (6), fixture block (7), guide rail groove (8), anti-rotating device (9), movable mould (10), its characterized in that:

the fixed die (1) and the movable die (10) are connected into a whole through an aligning device (5), the fixed die (1) is provided with a connecting hole (3), the guide rail groove (8) is fixed on the fixed die (1) and the movable die (10), the bottom die convex groove (6) is connected with a clamping block (7), the bottom die convex groove (6) and the bottle blank pressing sheet (2) are installed on the movable die (10), the bottom die convex groove (6) is connected with the bottom die groove (4) in a matching manner, and the anti-rotating device (9) is arranged on the movable die (10);

the aligning device (5) is composed of a sliding rod (51), an adjusting block (52), an aligning plate (53), a pressing device (54), a limiting block (55) and a telescopic rod (56), the sliding rod (51) is connected with the adjusting block (52) in a penetrating mode, the aligning plate (53) is buckled with the limiting block (55), and the pressing device (54) is installed on the telescopic rod (56).

2. The plastic bottle blowing mold of claim 1, wherein: the pressing device (54) is composed of a connecting plate (541), a frame body (542), a movable spring (543), an anode magnet (544), a cathode magnet (545) and an extrusion assembly (546), the connecting plate (541) is arranged on the extrusion assembly (546), the extrusion assembly (546) is provided with the movable spring (543), and the anode magnet (544) and the cathode magnet (545) are connected into a whole through the frame body (542).

3. The plastic bottle blowing mold of claim 1, wherein: the telescopic rod (56) is composed of a spiral block (561), a buffer piece (562), a baffle plate (563) and a moving rod (564), the spiral block (561) is arranged on the moving rod (564), the spiral block (561) is fixed to the baffle plate (563), and the baffle plate (563) is provided with the buffer piece (562).

4. A plastic bottle blowing mold according to claim 2, wherein: the extrusion assembly (546) is composed of a protection spring (5461), a joint block (5462), a buckling block (5463), a triangular connecting piece (5464) and a connecting rod (5465), wherein the protection spring (5461) is arranged on the triangular connecting piece (5464), the connecting rod (5465) is provided with the joint block (5462), and the joint block (5462) and the buckling block (5463) are arranged on the same plane.

5. The plastic bottle blowing mold of claim 1, wherein: anti-rotation device (9) comprises chuck (91), base (92), rotation axis (93), fixed plate (94), location buckle (95), buckle (96), install on base (92) chuck (91), fixed plate (94) are equipped with buckle (96), location buckle (95) are established on rotation axis (93).

6. A plastic bottle blowing mold according to claim 5, wherein: chuck (91) comprise go-between (911), shell (912), guide block (913), fixed cover (914), rotation latch (915), shell (912) is established in go-between (911), rotation latch (915) is fixed on go-between (911), fixed cover (914) is laminated with guide block (913) mutually.

7. A plastic bottle blowing mold according to claim 5, wherein: location buckle (95) comprise locking cutting ferrule (951), rotary disk (952), frame (953), adjustment tank (954), locating hole (955), the installation of locking cutting ferrule (951) is outside in rotary disk (952), frame (953) are equipped with adjustment tank (954) and locating hole (955).

8. A plastic bottle blowing mold according to claim 7, wherein: the adjusting groove (954) is composed of a slider (9541), a fixed shaft (9542), an extensible member (9543) and a push block (9544), the slider (9541) is arranged on the fixed shaft (9542), and the extensible member (9543) is installed at the bottom of the push block (9544).