CN113829610B

CN113829610B - Bottle blowing machine

Info

Publication number: CN113829610B
Application number: CN202111109902.5A
Authority: CN
Inventors: 王棒棒
Original assignee: Taizhou Huangyan Hengmei Plastic Machinery Co ltd
Current assignee: Taizhou Huangyan Hengmei Plastic Machinery Co ltd
Priority date: 2021-09-18
Filing date: 2021-09-18
Publication date: 2022-03-29
Anticipated expiration: 2041-09-18
Also published as: CN113829610A

Abstract

The invention provides a bottle blowing machine, which comprises a transmission assembly and a blank feeding assembly, wherein the transmission assembly comprises a chain and a blank supporting seat, the blank supporting seat comprises a base and a blank head shaft, a convex ring is arranged on the side wall of the top of the blank head shaft, and a sliding hole is formed in the convex ring; a sliding seat is sleeved on the bottle preform head shaft, an upright post is arranged at the top of the sliding seat and penetrates through the sliding hole, and a trigger assembly is arranged at the top of the upright post; a rotating ring is rotatably arranged on the base, and a driving assembly is arranged on the rotating ring; the embryo feeding assembly comprises an embryo feeding mechanical arm, an embryo taking cover and an air suction pump. If the bottle embryo inclines, then in putting down the in-process, the bottle embryo only can trigger the subassembly with part and contact, and drive assembly can't drive the seat that slides and stand this moment moves down, and the stand can withstand the bottle embryo like this and orders about the bottle embryo and rotate in getting embryo cover for the bottle embryo rotates to the horizontality gradually, makes the blowing process of follow-up bottle embryo be difficult for receiving the influence.

Description

Bottle blowing machine

Technical Field

The invention relates to a bottle-making device, in particular to a bottle blowing machine.

Background

At present, chinese patent No. CN109049630B discloses an automatic bottle blowing machine, which comprises a frame, a mounting plane board, a transmission assembly, a blank feeding manipulator and a lamp box assembly. The mounting plane board is arranged at the top of the rack, and the transmission assembly comprises a chain arranged above the mounting plane board and a plurality of bottle embryo supporting seats fully distributed on the chain. The bottle embryo supporting seat comprises a bottle embryo head shaft, an aluminum seat and a self-rotating gear. The lower half part of the bottle preform head shaft is rotatably inserted in the aluminum seat, the aluminum seat is fixedly connected on the chain, and the autorotation gear is fixedly sleeved outside the middle part of the bottle preform head shaft.

During the use, the bottle embryo that goes up embryo manipulator and will be sent by the outside conveyer belt snatchs to the back-off is at the top of the bottle embryo head axle that corresponds, prepares to follow the chain and gets into in the lamp box subassembly and carry out preheating treatment.

However, when the preform is gripped by the preform feeding robot, the preform is liable to tilt. If the inclined bottle embryo is directly and reversely buckled to the corresponding bottle embryo head shaft through the embryo feeding mechanical arm, the situation that the bottle embryo cannot be effectively attached to the bottle embryo head shaft can occur, and great influence is caused on the subsequent bottle embryo processing and blow molding process.

Disclosure of Invention

In view of this, the present invention provides a bottle blowing machine, which has the advantages of correcting an inclined bottle blank, so that the bottle blank can be effectively attached to a head shaft of the bottle blank, and further ensuring that a blowing process of the bottle blank is not easily affected.

In order to solve the technical problems, the technical scheme of the invention is as follows: a bottle blowing machine comprises a transmission assembly and a blank feeding assembly arranged above the transmission assembly, wherein the transmission assembly comprises a chain and a plurality of blank supporting seats arranged on the chain, each blank supporting seat comprises a base fixedly connected to the chain and a blank head shaft rotatably connected to the top of the base, a convex ring is arranged on the side wall of the top of the blank head shaft and is coaxial with the blank head shaft, a plurality of sliding holes are formed in the convex ring along the circumferential direction, and the sliding holes axially penetrate through the convex ring;

the bottle preform head shaft is sleeved with a sliding seat, the sliding seat can slide between the convex ring and the base along the axial direction of the bottle preform head shaft, an upright post is arranged at the position, opposite to the sliding hole, of the top of the sliding seat, the upright post penetrates through the corresponding sliding hole, a trigger assembly is arranged at the top of the upright post, and the trigger assembly is used for abutting against the inner wall of a bottle preform;

the top of the base is rotatably provided with a rotating ring, the rotating ring and the bottle blank head shaft are coaxially arranged, the rotating ring is provided with a driving assembly, and the driving assembly is controlled by the trigger assembly and is used for driving the sliding seat;

the embryo feeding assembly comprises an embryo feeding mechanical arm, an embryo taking cover arranged on the embryo feeding mechanical arm, and an air pump connected to the top of the embryo taking cover, wherein the air pump is communicated with an inner cavity of the embryo taking cover.

Through above-mentioned technical scheme, during the use, with the bottle embryo back-off on the conveyer belt, transport the bottle embryo to upper embryo subassembly one side through the conveyer belt. When the bottle embryo moves to the feeding station, the embryo preparation cover is manually controlled by the embryo feeding machine to move towards one side of the bottle embryo, so that the bottom of the embryo preparation cover is contacted with the top of the bottle embryo. Then the air in the embryo taking cover is pumped out through an air pump, so that the bottle embryo is stably connected to the bottom of the embryo taking cover. Then the bottle embryo is placed on the bottle embryo supporting seat through the embryo feeding mechanical arm. If the bottle embryo inclines at this moment, then in the in-process of putting the bottle embryo under, the inner wall of bottle embryo only can trigger the subassembly contact with part, and the drive assembly can't drive the seat that slides and stand and move down, so the stand can withstand the bottle embryo and order about the bottle embryo to rotate in getting the embryo cover for the bottle embryo rotates to the horizontality gradually. After the bottle embryo transferred to the horizontality, the bottle embryo can contact with all trigger assemblies, and the trigger assembly accessible drive assembly control slide seat and stand moved down this moment for the bottle embryo back-off is on bottle embryo head axle, and the bottleneck of bottle embryo can laminate with the bulge loop, and the blowing process of follow-up bottle embryo is difficult for receiving the influence.

Preferably, the trigger assembly comprises a trigger mechanism and a locking mechanism; the trigger mechanism is arranged in the upright column in a sliding manner and is used for controlling the locking mechanism, and the locking mechanism is arranged between the upright column and the convex ring and is used for limiting the relative movement between the upright column and the convex ring; when the bottle embryo extrudes the trigger mechanism, the trigger mechanism moves downwards and controls the corresponding locking mechanism to unlock.

Through the technical scheme, when the trigger mechanism on the stand column is pressed, the trigger mechanism moves downwards and controls the corresponding locking mechanism to unlock. When all the trigger mechanisms are extruded, all the locking mechanisms complete unlocking, and the sliding seat and the upright post can be controlled to move through the driving assembly.

Preferably, the top of the upright post is provided with a first sliding groove, the first sliding groove is arranged along the vertical direction, the inner groove wall of the first sliding groove is provided with a second sliding groove, and the second sliding groove is arranged along the vertical direction;

trigger mechanism includes trigger bar, link block one and trigger spring, the trigger bar slides and connects in sliding groove one, link block one is fixed the lateral wall department of trigger bar, just link block one slides and connects in sliding groove two, trigger spring sets up in sliding groove two, just trigger spring's one end is fixed sliding groove two's interior cell wall department, trigger spring's the other end is fixed link block one's lateral wall department.

Through the technical scheme, when the trigger rod is extruded by the bottle blank, the trigger rod slides downwards in the first sliding groove, meanwhile, the first connecting sliding block slides downwards in the second sliding groove, and the trigger spring is in a force storage state.

Preferably, a positioning groove is formed in the inner hole wall of the sliding hole, a third sliding groove is formed in the side wall of the upright column, the third sliding groove is arranged in the horizontal direction, one end of the third sliding groove is communicated with the first sliding groove, the other end of the third sliding groove is used for being communicated with the positioning groove, a fourth sliding groove is formed in the inner groove wall of the third sliding groove, and the fourth sliding groove is arranged in the horizontal direction;

locking mechanism includes lock pole, link block two and locking spring, the lock pole slides and connects in sliding groove three, run through on the lock pole and be provided with the confession the through-hole that the trigger bar passed, the through-hole is kept away from trigger bar one side is provided with the inclined plane, works as the trigger bar extrudees downwards when the inclined plane, the lock pole is kept away from gradually the constant head tank, link block two slides and connects in sliding groove four, the locking spring sets up in sliding groove four, just the one end of locking spring is fixed the interior cell wall department of sliding groove four, the other end of locking spring is fixed link block two's lateral wall department.

Through above-mentioned technical scheme, when the trigger lever stretched into the through-hole and when contacting with the inclined plane, the trigger lever ordered about the locking pole through the inclined plane and kept away from the constant head tank for locking pole and constant head tank phase separation. Meanwhile, the connecting slide block II slides in the sliding groove IV, and the locking spring is in a force storage state.

Preferably, drive assembly includes elastic support mechanism and non return mechanism, elastic support mechanism has a plurality ofly, and a plurality of elastic support mechanism follows the circumference evenly distributed of rotating-ring, elastic support mechanism includes supporting spring and guide post, supporting spring's both ends respectively with the rotating-ring and the seat of sliding is connected, the guide post is followed supporting spring's middle part is passed, the lower extreme fixed connection of guide post is in on the rotating-ring, the upper end of guide post is slided and is connected the inside of the seat of sliding, non return mechanism sets up the seat of sliding with between the bottle embryo head axle, just non return mechanism is used for the restriction the seat of sliding shifts up.

Through above-mentioned technical scheme, when the bottle embryo contacted with all trigger assembly, the last embryo manipulator accessible bottle embryo pushed down the stand for stand and the seat that slides move down. In this process, the support spring is in a compressed, stored state. Meanwhile, the non-return mechanism limits the sliding seat and the upright post to move upwards, so that the upright post is not easy to push the bottle embryo away from the bottle embryo head shaft when the embryo taking cover loosens the bottle embryo. The guide post can be used for supporting the direction to supporting spring on the one hand for supporting spring is difficult for appearing buckling, and guide post on the other hand can be connected bulge loop and rotating ring, and thus bulge loop accessible guide post drives the rotating ring and rotates, and supporting spring is difficult for appearing buckling.

Preferably, the non-return mechanism comprises a non-return seat, a ratchet, a pawl and a non-return spring, the non-return seat is fixed on the side wall of the bottom of the bottle embryo head shaft, a non-return hole penetrates through the non-return seat along the vertical direction, one end of the ratchet is fixed on the sliding seat, the other end of the ratchet penetrates through the non-return hole, the pawl is rotatably connected on the inner hole wall of the non-return hole, one end of the non-return spring is connected on the inner hole wall of the non-return hole, the other end of the non-return spring is connected with the pawl, and the pawl is tightly abutted to the ratchet through elastic force.

Through the technical scheme, in the process that the sliding seat moves downwards, the ratchet passes through the check hole and gradually moves downwards. In the process that the ratchet moves downwards, the ratchet can push the pawl to rotate, and the pawl is not easy to obstruct the downward movement of the ratchet. When the sliding seat stops moving downwards, the non-return spring drives the pawl to abut against the ratchet through elasticity so as to limit the ratchet and the sliding seat to move upwards, and therefore the upright column is not easy to push the bottle embryo away from the bottle embryo head shaft.

Preferably, the lateral wall department of non return seat has seted up the deblocking hole, the deblocking hole sets up along the horizontal direction, the inside slip of deblocking hole is connected with the unblock slider, the connecting hole has been seted up to the interior pore wall department of deblocking hole, the connecting hole connect in the non return hole, be connected with the cable on the unblock slider, the cable passes connecting hole and fixed connection are in the bottom of pawl, the spacing groove has been seted up to the interior pore wall department of deblocking hole, the spacing groove sets up along the horizontal direction, the lateral wall department of unblock slider is provided with the stopper, the stopper slide and connect in the spacing groove.

Through above-mentioned technical scheme, after the bottle that will blow molding accomplish is taken off, accessible cylinder waits that the axle type part stretches into in the unlocking hole and promotes the unblock slider and slide in the unlocking hole. Meanwhile, the unlocking slide block drives the pawl to rotate downwards through the inhaul cable, so that the pawl is separated from the ratchet. At this time, the driving component can drive the sliding seat and the upright post to move upwards so as to carry out the next processing.

Preferably, bottle embryo head axle includes head axle hypomere and the epaxial section of head that connects gradually by supreme down, the head axle hypomere rotates to be connected on the base, the epaxial section of head includes the base, props slider and power unit outward, the base is coaxial to be fixed the top of head axle hypomere, the lateral wall department of base has seted up a plurality of spouts that prop outward along circumference, prop the spout outward and follow the radial setting of base, prop the quantity of slider outward with the quantity that props the spout outward is the same, just prop the setting of slider one-to-one outward in propping the spout outward, power unit is used for the drive prop the slider outward in prop the spout outward in slide.

Through the technical scheme, when the bottle embryo contacts with all the trigger assemblies, the outer supporting sliding block is driven by the power mechanism to slide towards the inner part of the outer supporting sliding groove, so that the bottle embryo can be conveniently buckled on the bottle embryo head shaft. When the bottle embryo is completely buckled behind the bottle embryo head shaft, the outer supporting sliding block is driven by the power mechanism to slide towards the outer part of the outer supporting sliding groove, so that the outer supporting sliding block is tightly propped against the inner wall of the bottle embryo, and the bottle embryo head shaft are not easy to move relatively.

Preferably, the inner groove wall of the outer supporting sliding groove is provided with a guide groove, the guide groove is arranged along the radial direction of the base, the lower section of the head shaft is provided with movable grooves which are communicated with the outer supporting sliding groove in a one-to-one correspondence manner, and the outer side of the lower section of the head shaft is provided with guide grooves which are communicated with the movable grooves in a one-to-one correspondence manner;

the power mechanism comprises a guide block, an outer supporting spring, a movable block, a pull rope, a guide block and an elastic sheet, the guide block is arranged at the side wall of the outer supporting sliding block, the guide block is connected in the guide groove in a sliding manner, the outer supporting spring is arranged in the guide groove, one end of the outer supporting spring is connected with the inner groove wall of the guide groove, the other end of the outer supporting spring is connected with the side wall of the guide block, the outer supporting spring drives the outer supporting sliding block to be exposed out of the notch of the outer supporting sliding groove through elastic force, the movable block is connected in the movable groove in a sliding manner, one end of the pull rope is connected with the top of the movable block, the other end of the pull rope is connected with the outer supporting sliding block, the guide block is arranged on the side wall of the movable block, the guide block is connected in the guide groove in a sliding manner, and the elastic sheet is arranged on the sliding seat, and the elastic sheet is used for pushing the guide block.

Through the technical scheme, when the bottle blank is contacted with all the trigger assemblies, the elastic sheet moves downwards along with the sliding seat. When the shrapnel is contacted with the guiding block, the shrapnel can drive the movable block to slide downwards in the movable groove through the guiding block. When the guide block contacts with the bottom inner groove wall of the guide groove, the movement of the guide block and the movable block is limited, and the elastic sheet deforms elastically. When the shell fragment was crossed the movable block downwards, the deformation of shell fragment was resumeed, and the external stay spring ordered about this moment the external stay slider and expose in the notch of external stay spout through the guide block. Meanwhile, the outer supporting sliding block pulls the movable block and the guide block to move upwards through the pull rope until the guide block is contacted with the top inner groove wall of the guide groove.

Drawings

FIG. 1 is a schematic structural diagram of an embodiment;

FIG. 2 is a schematic view of a bottle blank holder;

FIG. 3 is an enlarged view of portion A of FIG. 2;

FIG. 4 is an enlarged view of portion B of FIG. 2;

FIG. 5 is an enlarged view of section C of FIG. 2;

fig. 6 is an enlarged view of a portion D of fig. 2.

Reference numerals: 1. a convex ring; 2. a sliding hole; 3. a sliding seat; 4. a transmission assembly; 41. a chain; 42. a bottle blank supporting seat; 421. a base; 422. a bottle embryo head shaft; 4221. a head shaft lower section; 4222. a head shaft upper section; 5. a blank feeding assembly; 51. a blank feeding manipulator; 52. taking a blank cover; 53. an air pump; 6. a column; 7. a trigger component; 71. a trigger mechanism; 711. a trigger lever; 712. connecting the first sliding block; 713. a trigger spring; 72. a locking mechanism; 721. a lock lever; 722. a second connecting slide block; 723. a locking spring; 8. a rotating ring; 9. a drive assembly; 91. an elastic support mechanism; 911. a support spring; 912. a guide post; 92. a non-return mechanism; 921. a check seat; 922. a ratchet; 923. a pawl; 924. a check spring; 10. a first sliding groove; 11. a second sliding groove; 12. positioning a groove; 13. a third sliding groove; 14. a fourth sliding groove; 15. a through hole; 16. an inclined surface; 17. a non-return hole; 18. unlocking the hole; 19. unlocking the slide block; 20. connecting holes; 21. a cable; 22. a limiting groove; 23. a limiting block; 24. an outer support chute; 25. a guide groove; 26. a movable groove; 27. a guide groove; 281. a base; 282. an outer support slide block; 283. a power mechanism; 2831. a guide block; 2832. an outer support spring; 2833. a movable block; 2834. pulling a rope; 2835. a guide block; 2836. an elastic sheet.

Detailed Description

The following detailed description of the embodiments of the present invention is provided in order to make the technical solution of the present invention easier to understand and understand.

A bottle blowing machine, as shown in figure 1, comprises a transmission assembly 4 and a blank feeding assembly 5 arranged above the transmission assembly 4. When the bottle embryo conveying device is used, the bottle embryo is placed on the transmission component 4 through the embryo feeding component 5, and the transmission component 4 drives the bottle embryo on the transmission component to move.

The transmission assembly 4 comprises a chain 41 and a plurality of bottle blank supporting seats 42 arranged on the chain 41. When in use, the bottle embryo supporting seat 42 is driven by the chain 41 and the bottle embryo reversely buckled on the bottle embryo supporting seat 42 moves.

The preform supporting base 42 includes a base 421 fixedly connected to the chain 41 and a preform head shaft 422 rotatably connected to the top of the base 421. When heating the bottle embryo on the bottle embryo head shaft 422, the bottle embryo head shaft 422 can be controlled to rotate by the driving element, so that the bottle embryo can be heated more uniformly.

As shown in fig. 1 and fig. 2, a protruding ring 1 is disposed on the top side wall of the bottle preform head shaft 422, and the protruding ring 1 and the bottle preform head shaft 422 are coaxially disposed. A plurality of sliding holes 2 are formed in the convex ring 1 along the circumferential direction, and the sliding holes 2 penetrate through the convex ring 1 along the vertical direction. The bottle preform head shaft 422 is sleeved with the sliding seat 3, and the sliding seat 3 can slide between the convex ring 1 and the base 421 along the axial direction of the bottle preform head shaft 422. The top of the sliding seat 3 is provided with a vertical column 6 opposite to the sliding hole 2, and the vertical column 6 extends along the vertical direction and penetrates through the corresponding sliding hole 2.

The top of the base 421 is rotatably provided with a rotating ring 8, and the rotating ring 8 and the bottle blank head shaft 422 are coaxially arranged. The top of the rotating ring 8 is provided with a driving assembly 9, and the driving assembly 9 is used for driving the sliding seat 3 to slide up and down.

As shown in fig. 2 and 3, the driving assembly 9 includes an elastic support mechanism 91 and a check mechanism 92.

The elastic supporting mechanisms 91 are provided in plurality, and the plurality of elastic supporting mechanisms 91 are uniformly distributed along the circumferential direction of the rotating ring 8. The elastic support mechanism 91 includes a support spring 911 and a guide post 912. One end of the supporting spring 911 is fixedly connected to the top surface of the rotating ring 8, and the other end of the supporting spring 911 is fixedly connected to the bottom surface of the sliding seat 3. When the support spring 911 is in a force balance state, the upright 6 is exposed from the top opening of the sliding hole 2. The lower end of the guide post 912 is fixedly connected to the rotating ring 8, and the upper end of the guide post 912 passes through the middle part of the support spring 911 and is connected in the sliding seat 3 in a sliding manner.

Check mechanism 92 includes a check seat 921, ratchet 922, pawl 923, and check spring 924. The check seat 921 is fixed at the bottom side wall of the bottle embryo head shaft 422, and the check seat 921 is provided with a check hole 17 along the vertical direction. One end of the ratchet 922 is fixed on the sliding seat 3, and the other end of the ratchet 922 vertically passes through the check hole 17 downwards. Pawl 923 is connected in the inner hole wall department of non return hole 17, and pawl 923 and ratchet 922 cooperation can restrict the seat of sliding 3 and move up. One end of the check spring 924 is fixedly connected to the inner hole wall of the check hole 17, the other end of the check spring 924 is fixedly connected to the side wall of the bottom of the pawl 923, and the pawl 923 is driven by the check spring 924 to tightly support the ratchet 922 through elastic force.

An unlocking hole 18 is formed in the side wall of the check seat 921, the unlocking hole 18 is arranged along the horizontal direction, and an unlocking sliding block 19 is connected to the inside of the unlocking hole 18 in a sliding mode. The inner hole wall of the unlocking hole 18 is provided with a connecting hole 20, and the connecting hole 20 is connected with the non-return hole 17. The unlocking slide block 19 is connected with a cable 21, and the cable 21 passes through the connecting hole 20 and is fixedly connected to the bottom of the pawl 923. When the unlocking slider 19 is controlled to slide along the unlocking hole 18, the unlocking slider 19 can control the pawl 923 to rotate downwards through the inhaul cable 21, so that the pawl 923 is separated from the ratchet 922. The inner hole wall of the unlocking hole 18 is provided with a limiting groove 22, the limiting groove 22 is arranged along the horizontal direction, the side wall of the unlocking slide block 19 is provided with a limiting block 23, and the limiting block 23 is connected in the limiting groove 22 in a sliding manner. The limiting block 23 and the limiting groove 22 are matched with each other to control the stroke of the unlocking slide block 19.

As shown in fig. 2, the top of each upright 6 is provided with a triggering assembly 7, and when all the triggering assemblies 7 are triggered, the driving assembly 9 can control the sliding seat 3 to move downwards.

The trigger assembly 7 includes a trigger mechanism 71 and a lock mechanism 72. The trigger mechanism 71 is slidably disposed in the upright 6 and is used for controlling the locking mechanism 72 to unlock. The locking mechanism 72 is disposed between the column 6 and the collar 1, and is configured to limit relative movement between the column 6 and the collar 1.

As shown in fig. 2 and 4, the top of the upright post 6 is provided with a first sliding groove 10, and the first sliding groove 10 is arranged along the vertical direction. And a second sliding groove 11 is formed in the inner groove wall of the first sliding groove 10, and the second sliding groove 11 is arranged in the vertical direction. The trigger mechanism 71 includes a trigger rod 711, a first link slider 712, and a trigger spring 713. The trigger bar 711 is slidably connected in the first sliding groove 10. The first connecting slider 712 is fixed at the side wall of the trigger rod 711, and the first connecting slider 712 is slidably connected in the second sliding groove 11. The trigger spring 713 is arranged in the second sliding slot 11, one end of the trigger spring 713 is fixed at the inner slot wall of the second sliding slot 11, and the other end of the trigger spring 713 is fixed at the side wall of the first connecting slider 712.

The inner hole wall of the sliding hole 2 is provided with a positioning groove 12, and the positioning groove 12 is arranged along the radial direction of the bottle embryo head shaft 422. And a third sliding groove 13 is formed in the side wall of the upright post 6, and the third sliding groove 13 is arranged along the horizontal direction. One end of the third sliding groove 13 is communicated with the first sliding groove 10, and the other end of the third sliding groove 13 is communicated with the positioning groove 12. And a fourth sliding groove 14 is formed in the inner groove wall of the third sliding groove 13, and the fourth sliding groove 14 is arranged in the horizontal direction. The locking mechanism 72 includes a locking lever 721, a connecting slider two 722, and a locking spring 723. The lock lever 721 is slidably coupled in the slide groove three 13. The lock lever 721 is provided with a through hole 15 through which the trigger lever 711 passes, and an inclined surface 16 is provided on a side of the through hole 15 away from the trigger lever 711. When the trigger lever 711 presses the inclined surface 16 downward, the lock lever 721 is gradually moved away from the positioning groove 12. The second connecting slide block 722 is connected in the fourth sliding groove 14 in a sliding mode. The locking spring 723 is disposed in the slide groove four 14. One end of the locking spring 723 is fixed at the inner groove wall of the fourth sliding groove 14, and the other end of the locking spring 723 is fixed at the side wall of the second connecting sliding block 722.

As shown in fig. 2, 5 and 6, the bottle preform head shaft 422 includes a head shaft lower section 4221 and a head shaft upper section 4222 connected in sequence from bottom to top. The head shaft lower stage 4221 is rotatably connected to the base 421. The upper head shaft stage 4222 includes a base 281, an outer support slider 282, and a power mechanism 283. The base 281 is coaxially fixed on top of the head shaft lower section 4221. The side wall of the base 281 is circumferentially provided with a plurality of external supporting sliding grooves 24, and the external supporting sliding grooves 24 are radially arranged along the base 281. The number of the outer supporting sliding blocks 282 is the same as that of the outer supporting sliding grooves 24, and the outer supporting sliding blocks 282 are correspondingly arranged in the outer supporting sliding grooves 24 one by one. The actuating unit 283 is used for driving the outer support sliding block 282 to slide in the outer support sliding groove 24.

The inner groove wall of the outer supporting sliding groove 24 is provided with a guide groove 25, and the guide groove 25 is arranged along the radial direction of the base 281. The head shaft lower section 4221 is provided with movable grooves 26 which are communicated with the outer support sliding grooves 24 in a one-to-one correspondence manner, and the outer side of the head shaft lower section 4221 is provided with guide grooves 27 which are communicated with the movable grooves 26 in a one-to-one correspondence manner. The power mechanism 283 includes a guide 2831, an outer support spring 2832, a movable 2833, a pull 2834, a guide 2835 and a resilient piece 2836. The guide 2831 is provided at a side wall of the outrigger slider 282, and the guide 2831 is slidably coupled in the guide groove 25. The outer supporting spring 2832 is disposed in the guide groove 25, one end of the outer supporting spring 2832 is connected to an inner groove wall of the guide groove 25, and the other end of the outer supporting spring 2832 is connected to a side wall of the guide block 2831. The outer support spring 2832 drives the outer support slider 282 to be exposed out of the notch of the outer support sliding groove 24 through elastic force. The movable block 2833 is slidably connected in the movable groove 26. One end of the pulling rope 2834 is connected with the top of the movable block 2833, and the other end of the pulling rope 2834 is connected with the outer support slider 282. The guide block 2835 is disposed on a side wall of the movable block 2833, and the guide block 2835 is slidably connected in the guide groove 27. The resilient piece 2836 is disposed on the sliding seat 3, and the resilient piece 2836 is used for pushing the guiding block 2835.

The embryo feeding assembly 5 comprises an embryo feeding manipulator 51, an embryo taking cover 52 arranged on the embryo feeding manipulator 51, and an air suction pump 53 connected to the top of the embryo taking cover 52. The air pump 53 is communicated with the inner cavity of the embryo taking cover 52 and is used for pumping air out of the inside of the embryo taking cover 52.

The above are only typical examples of the present invention, and besides, the present invention may have other embodiments, and all the technical solutions formed by equivalent substitutions or equivalent changes are within the scope of the present invention as claimed.

Claims

1. The utility model provides a bottle blowing machine, includes drive assembly (4), sets up go up embryo subassembly (5) above drive assembly (4), drive assembly (4) include chain (41), set up a plurality of bottle embryo supporting seats (42) on chain (41), bottle embryo supporting seat (42) including fixed connection in base (421) of chain (41), rotate connect in bottle embryo head axle (422) at base (421) top, characterized by: a convex ring (1) is arranged on the side wall of the top of the bottle preform head shaft (422), the convex ring (1) and the bottle preform head shaft (422) are coaxially arranged, a plurality of sliding holes (2) are formed in the convex ring (1) along the circumferential direction, and the sliding holes (2) axially penetrate through the convex ring (1);

the bottle preform head shaft (422) is sleeved with a sliding seat (3), the sliding seat (3) can slide between the convex ring (1) and the base (421) along the axial direction of the bottle preform head shaft (422), an upright post (6) is arranged at the position, opposite to the sliding hole (2), of the top of the sliding seat (3), the upright post (6) penetrates through the corresponding sliding hole (2), a trigger component (7) is arranged at the top of the upright post (6), and the trigger component (7) is used for abutting against the inner wall of a bottle preform;

a rotating ring (8) is rotatably arranged at the top of the base (421), the rotating ring (8) and the bottle preform head shaft (422) are coaxially arranged, a driving assembly (9) is arranged on the rotating ring (8), and the driving assembly (9) is controlled by the trigger assembly (7) and is used for driving the sliding seat (3);

the embryo feeding assembly (5) comprises an embryo feeding mechanical arm (51), an embryo taking cover (52) arranged on the embryo feeding mechanical arm (51), and an air suction pump (53) connected to the top of the embryo taking cover (52), wherein the air suction pump (53) is communicated with the inner cavity of the embryo taking cover (52).

2. The bottle blowing machine of claim 1, wherein: the trigger assembly (7) comprises a trigger mechanism (71) and a locking mechanism (72); the trigger mechanism (71) is arranged in the upright post (6) in a sliding manner and is used for controlling the locking mechanism (72), the locking mechanism (72) is arranged between the upright post (6) and the convex ring (1) and is used for limiting the relative movement between the upright post (6) and the convex ring (1); when the bottle blanks extrude the trigger mechanisms (71), the trigger mechanisms (71) move downwards and control the corresponding locking mechanisms (72) to unlock.

3. The bottle blowing machine of claim 2, wherein: the top of the upright post (6) is provided with a first sliding groove (10), the first sliding groove (10) is arranged along the vertical direction, the inner groove wall of the first sliding groove (10) is provided with a second sliding groove (11), and the second sliding groove (11) is arranged along the vertical direction;

the trigger mechanism (71) comprises a trigger rod (711), a first connecting slide block (712) and a trigger spring (713), the trigger rod (711) is connected in the first sliding groove (10) in a sliding mode, the first connecting slide block (712) is fixed to the side wall of the trigger rod (711), the first connecting slide block (712) is connected in the second sliding groove (11) in a sliding mode, the trigger spring (713) is arranged in the second sliding groove (11), one end of the trigger spring (713) is fixed to the inner groove wall of the second sliding groove (11), and the other end of the trigger spring (713) is fixed to the side wall of the first connecting slide block (712).

4. A bottle blowing machine according to claim 3, wherein: a positioning groove (12) is formed in the inner hole wall of the sliding hole (2), a sliding groove III (13) is formed in the side wall of the upright post (6), the sliding groove III (13) is arranged in the horizontal direction, one end of the sliding groove III (13) is communicated with the sliding groove I (10), the other end of the sliding groove III (13) is used for being communicated with the positioning groove (12), a sliding groove IV (14) is formed in the inner groove wall of the sliding groove III (13), and the sliding groove IV (14) is arranged in the horizontal direction;

the locking mechanism (72) comprises a locking rod (721), a connecting slide block II (722) and a locking spring (723), the locking rod (721) is connected in the sliding groove III (13) in a sliding way, a through hole (15) for the trigger rod (711) to pass through is arranged on the locking rod (721) in a penetrating way, an inclined surface (16) is arranged on one side of the through hole (15) far away from the trigger rod (711), when the trigger lever (711) presses the inclined surface (16) downward, the lock lever (721) is gradually separated from the positioning groove (12), the second connecting sliding block (722) is connected in the fourth sliding groove (14) in a sliding way, the locking spring (723) is arranged in the sliding groove four (14), one end of the locking spring (723) is fixed at the inner groove wall of the sliding groove four (14), the other end of the locking spring (723) is fixed at the side wall of the connecting sliding block II (722).

5. The bottle blowing machine of claim 1, wherein: the driving assembly (9) comprises an elastic supporting mechanism (91) and a non-return mechanism (92), a plurality of elastic supporting mechanisms (91), and a plurality of elastic supporting mechanisms (91) are uniformly distributed along the circumferential direction of the rotating ring (8), the elastic supporting mechanism (91) comprises a supporting spring (911) and a guide post (912), two ends of the supporting spring (911) are respectively connected with the rotating ring (8) and the sliding seat (3), the guide post (912) penetrates through the middle part of the supporting spring (911), the lower end of the guide post (912) is fixedly connected to the rotating ring (8), the upper end of the guide post (912) is connected inside the sliding seat (3) in a sliding way, the non-return mechanism (92) is arranged between the sliding seat (3) and the bottle embryo head shaft (422), and the non-return mechanism (92) is used for limiting the sliding seat (3) to move upwards.

6. The bottle blowing machine of claim 5, wherein: non return mechanism (92) are including non return seat (921), ratchet (922), pawl (923) and non return spring (924), and non return seat (921) is fixed the bottom lateral wall department of bottle embryo head axle (422), non return seat (921) is gone up and is run through along vertical direction and is provided with non return hole (17), the one end of ratchet (922) is fixed slide on seat (3), the other end of ratchet (922) is followed pass in non return hole (17), pawl (923) rotate to be connected the interior pore wall department of non return hole (17), the one end of non return spring (924) connect in the interior pore wall of non return hole (17), the other end of non return spring (924) connect in pawl (923), non return spring (924) order about through elasticity pawl (923) support tightly in ratchet (922).

7. The bottle blowing machine of claim 6, wherein: the lateral wall department of non return seat (921) has seted up out lockhole (18), the horizontal direction setting is followed in lockhole (18) of unblanking, inside sliding of unblanking hole (18) is connected with unblock slider (19), connecting hole (20) have been seted up in the interior pore wall department of unblanking hole (18), connecting hole (20) connect in non return hole (17), be connected with cable (21) on unblock slider (19), cable (21) pass connecting hole (20) and fixed connection be in the bottom of pawl (923), spacing groove (22) have been seted up in the interior pore wall department of unblanking hole (18), spacing groove (22) set up along the horizontal direction, the lateral wall department of unblock slider (19) is provided with stopper (23), stopper (23) slide and connect in spacing groove (22).

8. The bottle blowing machine of claim 1, wherein: the bottle embryo head shaft (422) comprises a head shaft lower section (4221) and a head shaft upper section (4222) which are sequentially connected from bottom to top, the head shaft lower section (4221) is rotationally connected to the base (421), the head shaft upper section (4222) comprises a base (281), an outer support sliding block (282) and a power mechanism (283), the base (281) is coaxially fixed on the top of the head shaft lower section (4221), a plurality of external supporting sliding grooves (24) are arranged on the side wall of the base (281) along the circumferential direction, the outer supporting sliding grooves (24) are arranged along the radial direction of the base (281), the number of the outer supporting sliding blocks (282) is the same as that of the outer supporting sliding grooves (24), and the external support sliding blocks (282) are correspondingly arranged in the external support sliding grooves (24) one by one, the power mechanism (283) is used for driving the outer support sliding block (282) to slide in the outer support sliding groove (24).

9. The bottle blowing machine of claim 8, wherein: a guide groove (25) is formed in the inner groove wall of the outer supporting sliding groove (24), the guide groove (25) is arranged along the radial direction of the base (281), a movable groove (26) which is communicated with the outer supporting sliding groove (24) in a one-to-one correspondence manner is formed in the lower head shaft section (4221), and a guide groove (27) which is communicated with the movable groove (26) in a one-to-one correspondence manner is formed in the outer side of the lower head shaft section (4221);

the power mechanism (283) comprises a guide block (2831), an outer support spring (2832), a movable block (2833), a pull rope (2834), a guide block (2835) and an elastic sheet (2836), wherein the guide block (2831) is arranged at the side wall of the outer support sliding block (282), the guide block (2831) is connected in the guide groove (25) in a sliding manner, the outer support spring (2832) is arranged in the guide groove (25), one end of the outer support spring (2832) is connected with the inner groove wall of the guide groove (25), the other end of the outer support spring (2832) is connected with the side wall of the guide block (2831), the outer support spring (2832) drives the outer support sliding block (282) to be exposed out of the groove opening of the outer support sliding groove (24) through elastic force, the movable block (2833) is connected in the movable groove (26) in a sliding manner, one end of the pull rope (2834) is connected with the top of the movable block (2833), the other end of stay cord (2834) with prop up slider (282) outward and be connected, guide block (2835) set up the lateral wall of movable block (2833), just guide block (2835) connection in guiding groove (27) that slides, shell fragment (2836) set up slide on seat (3), just shell fragment (2836) are used for promoting guide block (2835).