CN111516245A

CN111516245A - One-step method bottle body injection blowing machine

Info

Publication number: CN111516245A
Application number: CN202010504472.6A
Authority: CN
Inventors: 高马
Original assignee: Zhejiang Xinlei Packaging Co ltd
Current assignee: Zhejiang Xinlei Packaging Co ltd
Priority date: 2020-06-05
Filing date: 2020-06-05
Publication date: 2020-08-11
Anticipated expiration: 2040-06-05
Also published as: CN111516245B; CN114131894A; CN114131894B

Abstract

The invention discloses a one-step method bottle body injection blowing machine which comprises a machine frame, an injection molding mechanism, a blow molding mechanism, a discharging mechanism and a turret mechanism, wherein the machine frame comprises a workbench, the turret mechanism comprises a turret, a driving structure and a positioning structure, three sides of the turret are respectively provided with a group of core rods, the driving structure comprises an outer shaft, an inner shaft, a disc and a pushing piece, the inner shaft is clamped with the outer shaft and is in sliding connection, the turret is fixedly connected to the upper end of the outer shaft, the inner shaft is driven to rotate by a first motor, the inner shaft drives the outer shaft to rotate, the disc is fixedly arranged at the lower part of the outer shaft, the disc is positioned in an inner cavity of the pushing piece, the front side and the rear side of the disc are exposed out of the pushing piece, the pushing piece is driven to move up and down by a first screw rod and a second motor, three lugs are. The invention realizes the 120-degree accurate rotation of the turret and has the characteristics of low manufacturing cost, low maintenance cost and long service life.

Description

One-step method bottle body injection blowing machine

Technical Field

The invention relates to the technical field of cosmetic bottle production equipment, in particular to a one-step method bottle body injection blowing machine.

Background

The injection-blow molding machine is a common injection molding device for plastic molding and processing, is mostly of a turret structure, realizes synchronous injection molding and blow molding through the turret and an injection molding mechanism and a blow molding mechanism which are arranged around the turret, and improves the production efficiency. The existing injection blow molding machine generally performs injection molding, blow molding and stripping on three sides of a turret respectively, in the injection blow molding process, the turret part needs to perform repeated rotation and lifting movement, the existing injection blow molding machine drives the turret to rotate through a gear, and the injection molding and blow molding quality can be ensured only by ensuring the accurate rotation of the turret, so that the requirement on the machining precision of the gear is very high, the manufacturing price of equipment is high, the gear transmission is worn after being used for a long time, the rotation precision of the turret is influenced, the maintenance cost of the equipment is high, and the control on the production cost of bottles is not facilitated.

Disclosure of Invention

The invention aims to overcome the defects of the prior art and provides a one-step method bottle body injection blowing machine, which realizes the 120-degree accurate rotation of a turret and has the characteristics of low manufacturing cost, low maintenance cost and long service life.

In order to achieve the purpose, the invention adopts the following technical scheme:

a one-step method bottle body injection blowing machine comprises a machine frame, an injection molding mechanism, a blow molding mechanism, an unloading mechanism and a turret mechanism, wherein the machine frame comprises a workbench, the turret mechanism comprises an equilateral triangle turret, a driving structure and a positioning structure, the equilateral triangle turret is positioned above the workbench, the driving structure drives the turret to move up and down and rotate, the positioning structure is used for rotationally positioning the driving turret, a group of core rods are respectively installed on three sides of the turret, the injection molding mechanism, the blow molding mechanism and the unloading mechanism correspond to the group of core rods respectively, the driving structure comprises an outer shaft, an inner shaft, a disc and a pushing piece, the inner shaft extends into the outer shaft and is clamped with the outer shaft, the outer shaft and the inner shaft are in up-and-down sliding connection, the turret is fixedly connected to the upper end of the outer shaft, the inner shaft is driven to rotate by a first motor and drives the inner shaft to, the pushing part moves up and down through first lead screw and second motor drive and then promotes the outer axle and reciprocates, the circumference equipartition has three ear spare on the disc lateral wall, location structure is including the setting element that is located the disc top and can reciprocate, be equipped with on the setting element with an ear spare about perpendicular relative spacing groove, the ear spare is rotatory to be supported into the spacing groove after shifting up.

The outer axle bottom surface is sunken to form the recess, the recess inner wall is sunken to form symmetrical draw-in groove, interior outer wall of axle is equipped with the card post that the cooperation was embedded in the draw-in groove.

The fixed cover is installed to the workstation lower surface, interior epaxial upper portion outer wall cover is equipped with the slider, interior axle passes through the bearing rotation with the slider and is connected, slider outer wall circumference equipartition reference column, the constant head tank that fixed cover inner wall circumference equipartition made the reference column card go into.

And a circle of ball is embedded in the inner walls of the upper part and the lower part of the disc, and the two circles of ball are respectively in rolling contact with the upper surface and the lower surface of the disc.

The positioning piece is characterized in that a magnet is arranged in the ear piece, an electromagnet is arranged in the positioning piece, and the magnetic poles of the opposite surfaces of the electromagnet and the magnet are the same.

The injection molding mechanism comprises an injection molding cylinder fixed on one side of the mounting seat, an injection molding movable die fixed at the end of the injection molding cylinder shaft, and an injection molding fixed die fixed on the working table, wherein the injection molding movable die moves down to the butt injection molding fixed die to perform injection molding including coating of a group of corresponding core rods.

The blow molding mechanism comprises a blow molding cylinder fixed on the other side of the mounting seat, a blow molding movable mold fixed at the shaft end of the blow molding cylinder, and a blow molding fixed mold fixed on the workbench, wherein the blow molding movable mold moves downwards to abut against the blow molding fixed mold to coat a group of corresponding core rods for blow molding.

The unloading mechanism comprises a base, a supporting plate and a pushing plate, wherein the supporting plate is rotatably connected to the base, the pushing plate is fixedly arranged on the upper portion of the supporting plate, a group of pushing grooves are formed in the pushing plate, each pushing groove corresponds to one group of core rods up and down, the base is driven to move back and forth through a pair of pushing cylinders, and the supporting plate is driven to turn over through a fourth motor fixedly arranged on the base.

The frame front side is equipped with conveying mechanism, conveying mechanism includes the shelves strip of horizontal setting, the backup pad upset is to butt shelves strip.

The invention has the beneficial effects that: the turret driving mechanism is arranged by a positioning structure and a driving structure with an outer shaft, an inner shaft, an ear piece and a pushing piece, and replaces the traditional gear transmission type turret driving mechanism to realize 120-degree accurate rotation of the turret, and the mechanism is assembled by parts with lower cost, so that the production cost and the maintenance cost of equipment are greatly reduced; through the arrangement of the balls, the friction loss between the disc and the pushing piece when the turret rotates is reduced, and the service life of equipment is prolonged; through the arrangement of the electromagnet on the positioning piece and the arrangement of the electromagnet on the lug piece, the impact of the lug piece when being embedded into the limiting groove is slowed down by utilizing the repulsive force action of the same magnetic pole, and the collision damage is avoided.

Drawings

FIG. 1 is a perspective view of the present invention;

FIG. 2 is an enlarged view taken at A in FIG. 1;

FIG. 3 is a schematic structural diagram of a driving structure according to the main embodiment of the present invention;

FIG. 4 is a cross-sectional view taken at B in FIG. 3;

FIG. 5 is an enlarged view at C of FIG. 4;

FIG. 6 is a perspective view of the disc and positioning member according to the present invention;

FIG. 7 is a schematic view of the connection between the base and the supporting plate according to the present invention;

FIG. 8 is a schematic view of the connection between the push cylinder and the support plate according to the present invention;

FIG. 9 is a schematic view showing a structure in which the bottle of the present invention is placed on a push plate.

In the figure: the injection molding machine comprises a frame 1, a workbench 11, a mounting seat 12, an abutting seat 13, a fixing plate 14, an injection molding mechanism 2, an injection molding cylinder 21, an injection molding movable die 22, an injection molding fixed die 23, a blow molding mechanism 3, a blow molding cylinder 31, a blow molding movable die 32, a blow molding fixed die 33, a discharging mechanism 4, a base 41, a vertical plate part 411, a fixing part 412, a fastener 413, a supporting plate 42, a pushing plate 43, a pushing groove 44, a through groove 441, an abutting groove 442, a pushing cylinder 45, a fourth motor 46, a rotating shaft 461, a pin 462, a directional rod 47, a bottle body 5, a bottle mouth 51, a bottle shoulder 52, a turret 6, a core rod 61, a driving structure 7, an outer shaft 71, a groove 711, a clamping groove 712, an inner shaft 72, a clamping column 721, a disc 73, an ear part 731, a magnet 732, a first motor 74, a pushing part 75, a ball 751, a first screw rod 76, a second motor 77, a first guide rod 771, The positioning part 81, the third motor 82, the second guide rod 821, the second screw 83, the limiting groove 84, the electromagnet 85, the conveying mechanism 9 and the stop strip 91.

Detailed Description

The invention is further described with reference to the accompanying drawings and the detailed description below:

as shown in fig. 1 to 9, a one-step method bottle body injection-blowing machine comprises a frame 1, an injection mechanism 2, a blow-molding mechanism 3, a discharge mechanism 4 and a turret mechanism, wherein the frame 1 comprises a workbench 11, the turret mechanism comprises an equilateral triangle turret 6 positioned above the workbench 11, a driving structure 7 driving the turret 6 to move up and down and rotate, and a positioning structure 8 positioning the driving turret 6 to rotate, three sides of the turret 6 are respectively provided with a group of mandrels 61, the group of mandrels 61 at least comprises one mandrel 61, the injection mechanism 2, the blow-molding mechanism 3 and the discharge mechanism 4 respectively correspond to the group of mandrels 61, the driving structure 7 comprises an outer shaft 71, an inner shaft 72, a disc 73 and a pushing piece 75, the inner shaft 72 extends into the outer shaft 71 and is clamped with the outer shaft 71, the outer shaft 71 is connected with the inner shaft 72 in a vertical sliding manner, the turret 6 is fixedly connected with the upper end of the outer, the workbench 11 is further provided with a butting seat 13, the turret 6 is in a pressing connection with the butting seat 13, the outer shaft 71 penetrates through the butting seat 13 and is rotatably connected with the butting seat 13 through a bearing, and the butting seat 13 is beneficial to ensuring the stability of the turret 6 during injection blow molding.

The inner shaft 72 is driven to rotate by the first motor 74, the inner shaft 72 drives the outer shaft 71 to rotate, the first motor 74 is fixedly installed at the bottom of the rack 1, the disc 73 is fixedly installed on the outer wall of the lower portion of the outer shaft 71, the disc 73 is located in the inner cavity of the pushing piece 75, the front side and the rear side of the disc 73 are exposed out of the pushing piece 75, the pushing piece 75 is driven to move up and down by the first lead screw 76 and the second motor 77 so as to push the outer shaft 71 to move up and down, the structure with openings at the front end and the rear end of the pushing piece 75 is formed, one side of the pushing piece 75 is in threaded connection with the first lead screw 76, the first guide rod 771 is fixedly installed at the bottom of the rack 1, the other side of the pushing piece 75 is in sliding connection with the first guide rod 771, the movement stability of the pushing.

Three ear 731 is evenly distributed on the circumference of the side wall of the disc 73, the positioning structure 8 comprises a positioning part 81 which is located above the disc 73 and can move up and down, the positioning part 81 is driven to move through a third motor 82 and a second lead screw 83, a second guide rod 821 is further arranged in the rack 1, the rear side part of the second guide rod 821 is connected with the positioning part 81 in a sliding manner, a vertically opposite limiting groove 84 is formed in the positioning part 81 and is vertically opposite to the ear 731, and the ear 731 is rotated to abut into the limiting groove 84 after moving up. The stopper groove 84 stops the rotation of the disc 73, thereby ensuring the accuracy of the rotation of the turret 6.

The bottom surface of the outer shaft 71 is recessed to form a groove 711, the groove 711 does not penetrate through the outer shaft 71, the inner wall of the groove 711 is recessed to form symmetrical clamping grooves 712, the outer wall of the inner shaft 72 is provided with clamping posts 721 matched and embedded in the clamping grooves 712, the clamping grooves 712 and the clamping posts 721 can enable the inner shaft 72 to rotate along with the outer shaft 71, and meanwhile, the up-and-down movement of the outer shaft 71 can be guided.

The inner walls of the upper and lower parts of the disc 73 are embedded with a circle of balls 751, the two circles of balls 751 are respectively in rolling contact with the upper and lower surfaces of the disc 73, the balls 751 are designed to drive the disc 73 to move when the pushing piece 75 moves up and down on one hand, and on the other hand, when the disc 73 rotates, the friction loss between the disc 73 and the pushing piece 75 can be reduced, and the service life is prolonged.

Fixed cover 79 is equipped with to workstation 11 lower surface, interior axle 72 upper portion outer wall cover is equipped with slider 78, interior axle 72 passes through the bearing rotation with slider 78 and is connected, slider 78 outer wall circumference equipartition reference column 781, the constant head tank 791 that makes reference column 781 block in fixed cover 79 inner wall circumference equipartition. Through the above-mentioned structure, when the outer shaft 71 moves, the sliding member 78 can move along the positioning groove 791, and when it needs to rotate, the sliding member 78 is limited by the positioning groove 791, so that the sliding member 78 can be rotated

The ear piece 731 is internally provided with a magnet 732, the positioning piece 81 is internally provided with an electromagnet 85, the magnetic poles of the opposite surfaces of the electromagnet 85 and the magnet 732 are the same, and the rotation of the ear piece 731 in the limit groove 84 can be buffered through the arrangement of the electromagnet 85 and the magnet 732.

The utility model discloses a mould plastics including workstation 11, including fixing the cylinder 21 of moulding plastics in mount pad 12 one side, fixing the movable mould 22 of moulding plastics at the cylinder 21 axle head of moulding plastics, fixing the cover half 23 of moulding plastics on workstation 11, the movable mould 22 of moulding plastics moves down to butt cover half 23 of moulding plastics and moulds plastics including a set of plug 61 cladding that will correspond. The injection operation of the injection mechanism 2 is prior art and will not be described in detail here.

The blowing mechanism 3 includes a blowing cylinder 31 fixed to the other side of the mounting base 12, a blowing mold 32 fixed to the shaft end of the blowing cylinder 31, and a blowing stationary mold 33 fixed to the table 11, and the blowing mold 32 moves down to abut against the blowing stationary mold 33 to wrap the corresponding set of mandrels 61 and perform blowing. The blow molding operation of the blow molding mechanism 3 is prior art and will not be described in detail here.

The discharging mechanism 4 comprises a base 41, a supporting plate 42 rotatably connected to the base 41, and a pushing plate 43 fixedly mounted on the upper portion of the supporting plate 42, wherein the pushing plate 43 is provided with a group of pushing grooves 44, each pushing groove 44 is vertically corresponding to a group of core rods 61 one by one, the base 41 is driven by a pair of pushing cylinders 45 to move back and forth, and the supporting plate 42 is driven to turn over by a fourth motor 46 fixedly mounted on the base 41. The base 41 includes upright plate portions 411 positioned on both sides of the upper portion of the base 41, a rotating shaft 461 of the fourth motor 46 penetrates one of the upright plate portions 411 and is fixedly connected to one side of the support plate 42, the rotating shaft 461 is rotatably connected to the upright plate portion 411 through a bearing, the other upright plate portion 411 is connected to the support plate 42 through a pin shaft 462, the pin shaft 462 is rotatably connected to the upright plate portion 411 through a bearing, and the pin shaft 462 is fixedly connected to the support plate 42. The fixing members 412 are fixed on two sides of the lower portion of the base 41 through fasteners 413, the fixing plate 14 is arranged in the lower portion of the rack 1, the pushing cylinder 45 is fixedly mounted on the fixing plate 14, a pair of directional rods 47 are slidably mounted on two sides of the fixing plate 14, the front ends of the directional rods 47 are fixedly connected with the fixing members 412, and the directional rods 47 have a certain guiding effect on the base 41.

The frame 1 front side is equipped with conveying mechanism 9, conveying mechanism 9 is including the shelves strip 91 of horizontal setting, backup pad 42 overturns to butt shelves strip 91. Push away groove 44 and include semicircle butt groove 442 by the sunken formation of surface, lead to groove 441 by the sunken semicircle that forms in butt groove 442 bottom surface, body 5 is the blowing back of accomplishing, by rotating to shedding mechanism 4, the bottleneck 51 butt of body 5 is to leading to groove 441 inner wall, the annular outer wall butt that body 5 is close bottleneck department is to butt groove 442 inner wall, butt groove 442 bottom surface and the bottle shoulder 52 butt of body 5, consequently, can promote body 5 and break away from plug 61 when push pedal 43 moves forward, then fourth motor 46 drive push pedal 43 upset and make body 5 drop to conveying mechanism 9.

The working process of the invention is as follows:

(1) the three groups of core rods 61 are respectively positioned at an injection station, a blow station and a discharge station, after the first injection is finished, the injection cylinder 21 drives the injection movable die 22 to move upwards to open the die, and meanwhile, the blow cylinder 31 drives the blow movable die 32 to move upwards to open the die;

(2) then the second motor 77 drives the pushing member 75 to move up to a set distance, the pushing member 75 moves up to push the disc 73 and the outer shaft 71 turret 6 to move up, so as to move up the three sets of mandrels 61, the mandrels 61 corresponding to the injection molding stations leave the injection molding fixed mold 23, the mandrels 61 corresponding to the blow molding stations leave the blow molding movable mold 32, and at this time, the ear piece 731 is still located below the positioning member 81 after moving up;

(3) the first motor 74 drives the inner shaft 72 to rotate, the inner shaft 72 drives the outer shaft 71, the disc 73 and the turret 6 to rotate, a sensor is arranged at the initial position of one lug 731, when the sensor senses that the lug 731 leaves, the third motor 82 is started immediately to drive the positioning part 81 to move downwards to the position where the bottom surface of the positioning part 81 is located at the initial height of the bottom surface of the disc 73, so that the next lug 731 after rotation is embedded into the limiting groove 84, the height of the upper end surface of the positioning part 81 is higher than or equal to the height of the upper end surface of the lug 731 when the lug 731 is embedded into the limiting groove 84, and therefore 120-degree accurate rotation of the mandrel 61 is achieved, and the mandrel 61 of the original injection molding station drives a parison to rotate to the blow molding station, the mandrel 61 of the original blow molding station rotates to the unloading station, and the mandrel 61 of the original unloading station rotates to;

(4) the second motor 77 drives the pushing element 75 to move downwards to return to the initial position, so that in the process that the outer shaft 71, the disc 73 and the turret 6 return to the initial position and the disc 73 moves downwards, the lug 731 moves downwards along the limiting groove 84, so that the core rods 61 are further ensured not to rotate, the three groups of core rods 61 also move downwards, then the injection-blow molding cylinder 31 drives the blow molding die 32 to move downwards to match the dies for blow molding, and meanwhile, the injection-blow molding cylinder 21 drives the injection molding die 22 to move downwards to match the dies for injection molding;

(5) after the injection and blow molding is finished, the injection molding mechanism 2 and the blow molding mechanism 3 are opened at the same time, the third motor 82 drives the positioning piece 81 to return to the initial position, then the turret 6 is driven to move upwards in the step (2), the turret 6 is driven to rotate for 120 degrees in the step (3), so that the core rod 61 of the blow molding station drives the bottle body 5 to rotate to the unloading station, and the core rod 61 of the injection molding station drives the molded blank to rotate to the blow molding station;

(6) and (4) driving the three groups of core rods 61 to move downwards in the mode of the step (4), then driving the base 41, the supporting plate 42 and the push plate 43 to move forwards by the pushing cylinder 45, driving the bottle body 5 to be separated from the core rods 61 by the forward movement of the push plate 43, then driving the supporting plate 42 and the push plate 43 to turn over by the fourth motor 46 so as to enable the bottle body 5 to fall to the conveying mechanism 9, finishing the unloading operation, driving the injection molding cylinder 21 to drive the injection molding die 22 to move downwards for die assembly so as to carry out next injection molding while unloading, and driving the injection molding die 32 to move downwards for die assembly.

The above description is only for the purpose of illustrating the preferred embodiments of the present invention and is not to be construed as limiting the invention, and any modifications, equivalents, improvements and the like that fall within the spirit and principle of the present invention are intended to be included therein.

Claims

1. The utility model provides a one-step method body notes machine of blowing, includes frame (1), injection moulding machine constructs (2), blow molding machine constructs (3), shedding mechanism (4) and capstan head mechanism, its characterized in that: the machine frame (1) comprises a workbench (11), the turret mechanism comprises an equilateral triangle turret (6) positioned above the workbench (11), a driving structure (7) for driving the turret (6) to move up and down and rotate, and a positioning structure (8) for rotatably positioning the driving turret (6), three sides of the turret (6) are respectively provided with a group of core rods (61), the injection molding mechanism (2), the blow molding mechanism (3) and the discharging mechanism (4) respectively correspond to the group of core rods (61), the driving structure (7) comprises an outer shaft (71), an inner shaft (72), a disc (73) and a pushing piece (75), the inner shaft (72) extends into the outer shaft (71) and is clamped with the outer shaft (71), the outer shaft (71) is vertically and slidably connected with the inner shaft (72), the turret (6) is fixedly connected to the upper end of the outer shaft (71), the inner shaft (72) is driven to rotate by a first motor (74), and the inner shaft (72) drives the outer shaft (71) to rotate, disc (73) are adorned at outer axle (71) lower part outer wall admittedly, disc (73) are located and push away piece (75) inner chamber and disc (73) front and back both sides and expose in pushing away piece (75), push away piece (75) and reciprocate and then promote outer axle (71) and reciprocate through first lead screw (76) and second motor (77) drive, the circumference equipartition has three ear (731) on disc (73) lateral wall, location structure (8) are including being located disc (73) top and locating part (81) that can reciprocate, be equipped with on locating part (81) with ear (731) relative spacing groove (84) from top to bottom perpendicularly, ear (731) are through moving up the back rotation and are supported spacing groove (84).

2. The one-step bottle body injection blow molding machine according to claim 1, characterized in that: the bottom surface of the outer shaft (71) is sunken to form a groove (711), the inner wall of the groove (711) is sunken to form symmetrical clamping grooves (712), and the outer wall of the inner shaft (72) is provided with clamping columns (721) matched with and embedded into the clamping grooves (712).

3. The one-step bottle body injection blow molding machine according to claim 1, characterized in that: fixed cover (79) are equipped with to workstation (11) lower surface, interior axle (72) upper portion outer wall cover is equipped with slider (78), interior axle (72) is connected through the bearing rotation with slider (78), slider (78) outer wall circumference equipartition reference column (781), constant head tank (791) that fixed cover (79) inner wall circumference equipartition made reference column (781) card to go into.

4. The one-step bottle body injection blow molding machine according to claim 1, characterized in that: and a circle of ball (751) is embedded in the inner walls of the upper part and the lower part of the disc (73), and the two circles of ball (751) are respectively in rolling contact with the upper surface and the lower surface of the disc (73).

5. The one-step bottle body injection blow molding machine according to claim 1, characterized in that: a magnet (732) is arranged in the ear piece (731), an electromagnet (85) is arranged in the positioning piece (81), and the magnetic poles of the opposite surfaces of the electromagnet (85) and the magnet (732) are the same.

6. The one-step bottle body injection blow molding machine according to claim 1, characterized in that: the injection molding machine is characterized in that a mounting seat (12) is fixedly arranged on the workbench (11), the injection molding mechanism (2) comprises an injection molding cylinder (21) fixed on one side of the mounting seat (12), an injection molding movable die (22) fixed at the shaft end of the injection molding cylinder (21) and an injection molding fixed die (23) fixed on the workbench (11), and the injection molding movable die (22) moves down to the butt injection molding fixed die (23) to perform injection molding on a group of corresponding core rods (61) in a cladding mode.

7. The one-step bottle body injection blow molding machine according to claim 2, characterized in that: the blow molding mechanism (3) comprises a blow molding cylinder (31) fixed on the other side of the mounting seat (12), a blow molding movable die (32) fixed at the shaft end of the blow molding cylinder (31), and a blow molding fixed die (33) fixed on the workbench (11), wherein the blow molding movable die (32) moves downwards to abut against the blow molding fixed die (33) to coat a corresponding group of core rods (61) for blow molding.

8. The one-step bottle body injection blow molding machine according to claim 1, characterized in that: the discharging mechanism (4) comprises a base (41), a supporting plate (42) rotatably connected to the base (41), and a pushing plate (43) fixedly mounted on the upper portion of the supporting plate (42), wherein the pushing plate (43) is provided with a group of pushing grooves (44), each pushing groove (44) corresponds to one group of core rods (61) up and down one by one, the base (41) is driven to move back and forth through a pair of pushing cylinders (45), and the supporting plate (42) is driven to turn over through a fourth motor (46) fixedly mounted on the base (41).

9. The one-step bottle body injection blow molding machine according to claim 8, characterized in that: frame (1) front side is equipped with conveying mechanism (9), conveying mechanism (9) are including horizontal shelves strip (91) that set up, backup pad (42) upset to butt shelves strip (91).