CN113400622B

CN113400622B - Intelligent cutting machine and cutting method for blow molding bottle opening of plastic bottle

Info

Publication number: CN113400622B
Application number: CN202110947659.8A
Authority: CN
Inventors: 葛伏宇
Original assignee: Xinyi Dingli Plastic Products Co ltd
Current assignee: Xinyi Dingli Plastic Products Co ltd
Priority date: 2021-08-18
Filing date: 2021-08-18
Publication date: 2021-10-26
Anticipated expiration: 2041-08-18
Also published as: CN113400622A

Abstract

The invention provides an intelligent cutting machine and a cutting method for a plastic bottle blow molding bottle mouth. The invention can solve the following problems that the redundant excess material is generated at the bottle mouth of the plastic bottle after the plastic bottle is subjected to blow molding by a plastic mold, and the existing cutting equipment still has the following problems when the excess material at the bottle mouth is cut: a. the traditional cutting equipment is easy to deform the bottle mouth when cutting excess materials of the bottle mouth, so that the bottle mouth cannot be matched with a bottle cap, meanwhile, burrs are easy to generate on the bottle mouth when cutting the excess materials, the burrs are often required to be subsequently processed, and the plastic bottle processing steps are increased; b. traditional cutting equipment is mostly simple centre gripping when carrying out the centre gripping to the plastic bottle, and the plastic bottle deflects easily when leading to the bottleneck cutting for bottleneck cutting unevenness, the plastic bottle shifts along the central line direction easily during the cutting simultaneously, leads to the bottleneck clout to cut thoroughly.

Description

Intelligent cutting machine and cutting method for blow molding bottle opening of plastic bottle

Technical Field

The invention relates to the technical field of plastic bottle forming, in particular to an intelligent cutting machine and a cutting method for a blow molding bottle opening of a plastic bottle.

Background

The plastic bottle is mainly made of polyethylene or polypropylene and other materials with a plurality of organic solvents. The plastic bottle is a plastic container which is widely used by taking polyester PET, polyethylene PE and polypropylene PP as raw materials, adding corresponding organic solvent, heating at high temperature, and performing blow molding, extrusion blowing or injection molding through a plastic mold. The packaging container is mainly used for liquid or solid disposable plastic packaging containers of beverages, foods, pickles, honey, dried fruits, edible oil, agricultural and veterinary medicines and the like. The plastic bottle has the characteristics of low breakage probability, low cost, high transparency, food-grade raw materials and the like.

At present, after a plastic bottle is subjected to blow molding by a plastic mold, redundant excess materials are left at the bottle mouth, and the following problems still exist in the existing cutting equipment when the excess materials at the bottle mouth are cut: a. the traditional cutting equipment is easy to deform the bottle mouth when cutting excess materials of the bottle mouth, so that the bottle mouth cannot be matched with a bottle cap, meanwhile, burrs are easy to generate on the bottle mouth when cutting the excess materials, the burrs are often required to be subsequently processed, and the plastic bottle processing steps are increased; b. traditional cutting equipment is mostly simple centre gripping when carrying out the centre gripping to the plastic bottle, and the plastic bottle deflects easily when leading to the bottleneck cutting for bottleneck cutting unevenness, the plastic bottle shifts along the central line direction easily during the cutting simultaneously, leads to the bottleneck clout to cut thoroughly.

Disclosure of Invention

The technical problem to be solved is as follows: the invention provides an intelligent cutting machine and a cutting method for a plastic bottle blow molding bottle mouth, which can solve the following problems that redundant excess materials exist at the bottle mouth of a plastic bottle after the plastic bottle is subjected to blow molding by a plastic mold, and the existing cutting equipment still has the following problems when the excess materials at the bottle mouth are cut: a. the traditional cutting equipment is easy to deform the bottle mouth when cutting excess materials of the bottle mouth, so that the bottle mouth cannot be matched with a bottle cap, meanwhile, burrs are easy to generate on the bottle mouth when cutting the excess materials, the burrs are often required to be subsequently processed, and the plastic bottle processing steps are increased; b. traditional cutting equipment is mostly simple centre gripping when carrying out the centre gripping to the plastic bottle, and the plastic bottle deflects easily when leading to the bottleneck cutting for bottleneck cutting unevenness, the plastic bottle shifts along the central line direction easily during the cutting simultaneously, leads to the bottleneck clout to cut thoroughly.

The technical scheme is as follows: in order to achieve the purpose, the invention adopts the following technical scheme: an intelligent cutting machine for a plastic bottle blow molding bottle opening comprises a workbench, a clamping device and a cutting device, wherein the cutting device and the clamping device are respectively arranged on the left side and the right side of the upper end surface of the workbench; wherein: clamping device include the lower mould, go up mould, fixed block, connecting block, lifter plate, roof, support column, lift cylinder and fixture, the workstation in the past backward equidistant install the fixed block, the lower mould is installed to the fixed block upper end, the top of lower mould is provided with the last mould with lower mould matched with, it passes through connecting block fixed mounting on the lifter plate to go up the mould, the lifter plate slides and sets up on the support column, the support column is fixed on the workstation, the roof is installed to the support column upper end, the lift cylinder is installed to the roof lower extreme, the lift cylinder lower extreme is connected on the lifter plate, the right side department that lies in the lower mould on the workstation is provided with fixture.

The cutting device comprises a sliding seat, a movable air cylinder, a fixed plate, a cutting frame, a sleeve, a driving mechanism, a cutting mechanism, a trimming mechanism and a rotating shaft, the worktable is provided with a sliding seat in a sliding way, the upper end of the sliding seat is provided with cutting frames at equal intervals from front to back, the cutting frames correspond to the lower dies one by one, the cutting frames are of hollow shell structures, the right ends of the cutting frames are connected with sleeves, a fixed plate is fixed on the left side of the upper end of the sliding seat, a rotating shaft is arranged on the fixed plate and the cutting frame through a bearing, the right end of the rotating shaft is positioned in the sleeve, the left end of the rotating shaft is connected with a driving mechanism, the rotating shaft is positioned in the cutting frame and is internally provided with a trimming mechanism, the cutting frame right-hand member inside wall is provided with cutting mechanism, the fixed plate left end is connected with the removal cylinder, the removal cylinder passes through the cylinder block and installs on the workstation.

Preferably, fixture include base, mounting panel, bracing piece, supporting spring, supporting shoe and centre gripping branch chain, install the base on the workstation, bilateral symmetry's mounting panel is installed to the base upper end, the mounting panel is from the past backward equidistant slip be provided with the bracing piece, the supporting shoe is installed to the left end of bracing piece, the cover is equipped with supporting spring on the bracing piece, the supporting spring both ends are connected respectively on the supporting shoe and on the left mounting panel, be provided with the centre gripping branch chain on the base.

Preferably, the centre gripping branch chain include the cooperation piece, promote piece, spring beam, U type piece and connecting strip, install the cooperation piece on the bracing piece, and it is located between two mounting panels, the inclined plane of downward sloping is opened to the cooperation piece left side, cooperation piece below is provided with promotes the piece, it slides and sets up on left mounting panel to promote the piece, promote the piece right side and set up the inclined plane for the tilt up, and its whole U type structure that is, promote a inclined plane and cooperation piece inclined plane sliding fit, promote and install the spring beam between piece and the base, it installs the connecting strip to go up the mould right side, U type piece is installed to the connecting strip right-hand member, U type piece lower extreme cooperatees with promoting a upper end.

Preferably, cutting mechanism include swivel becket, sheath, cutting knife, slider, installation piece, reset spring, annular electromagnet, cutting electro-magnet and cutting branch chain, the inside right-hand member face of cutting frame rotates and installs the swivel becket, the sheath is evenly installed to swivel becket left end face circumference, it is provided with the cutting knife to slide in the sheath, cutting knife one side is connected with the slider, the spout has been seted up to sheath one side, the slider slides in the spout, the position department that the center was kept away from to the sheath is fixed with the installation piece, be connected with reset spring between slider and the installation piece, the cutting electro-magnet is installed to the tip that the cutting knife is located the sheath, annular electromagnet is evenly installed to cutting frame inside wall circumference, the cutting electro-magnet is relative with annular electromagnet at the same level, be provided with the cutting branch chain on the swivel becket.

Preferably, the cutting branch chain include drive block and cutting cylinder, the drive block is installed to swivel becket edge, the cutting cylinder is installed in the rotation of cutting frame inside wall, the rotation of cutting cylinder output is connected on the drive block.

Preferably, the trimming mechanism include trimming ring, spacing groove, stopper, sliding tray, outer trimming piece, interior trimming piece, laminating electro-magnet, cooperation spring and trim the branch chain, sliding sleeve is equipped with trimming ring in the axis of rotation, and it is located the cutting frame, the spacing groove has been seted up on the axis of rotation lateral wall, it is provided with the stopper to slide in the spacing groove, the stopper is installed on trimming ring inside wall, trimming ring circumference has evenly seted up the sliding tray, the sliding tray both ends slide respectively and are provided with outer trimming piece and interior trimming piece, all install the laminating electro-magnet on outer trimming piece and the relative inside wall of interior trimming piece, and the two different grades are opposite, be connected with the cooperation spring between outer trimming piece and the interior trimming piece, be provided with in the axis of rotation and trim the branch chain.

Preferably, the branch chain of maintaining include solid fixed ring, removal electro-magnet, maintenance spring and dog, gu fixed ring is installed in the left side that lies in the maintenance ring in the axis of rotation, gu fixed ring all installs the removal electro-magnet with the relative interior terminal surface of maintenance ring, and the two is relative at the same level, the dog is installed to the axis of rotation right-hand member, the cover is equipped with the maintenance spring in the axis of rotation, the maintenance spring is located between dog and the maintenance ring.

Preferably, actuating mechanism include driving motor, sprocket and chain, the cover is equipped with the sprocket in the axis of rotation, and is a plurality of the sprocket is connected through the chain, one rotation axis one end is passed through the shaft coupling and is connected with driving motor, and driving motor installs the left end face at the fixed plate.

Preferably, the inner side wall of the sleeve is provided with a limiting ring.

In addition, the invention also provides a cutting method of the intelligent cutting machine for the bottle mouth of the blow molding plastic bottle, which comprises the following steps: s1, equipment checking: the operation of the intelligent cutting machine for blow molding the bottle opening of the plastic bottle is checked before the intelligent cutting machine is started.

S2, plastic bottle placement: the plastic bottle is clamped by the matched lower die and the matched upper die, and then the plastic bottle is further fixed under the action of the clamping mechanism.

S3, cutting the bottle mouth: make sleeve and bottleneck joint cooperation through removing the cylinder, then cut the bottleneck clout through cutting mechanism.

S4, finishing the bottle mouth: and trimming the bottle mouth through the trimming mechanism and the driving mechanism, removing burrs and performing deformation correction.

Thirdly, the beneficial effects are that: 1. the invention provides an intelligent cutting machine and a cutting method for a plastic bottle blow molding bottle mouth, which can solve the following problems that redundant excess materials exist at the bottle mouth of a plastic bottle after the plastic bottle is subjected to blow molding by a plastic mold, and the existing cutting equipment still has the following problems when the excess materials at the bottle mouth are cut: a. the traditional cutting equipment is easy to deform the bottle mouth when cutting excess materials of the bottle mouth, so that the bottle mouth cannot be matched with a bottle cap, meanwhile, burrs are easy to generate on the bottle mouth when cutting the excess materials, the burrs are often required to be subsequently processed, and the plastic bottle processing steps are increased; b. traditional cutting equipment is mostly simple centre gripping when carrying out the centre gripping to the plastic bottle, and the plastic bottle deflects easily when leading to the bottleneck cutting for bottleneck cutting unevenness, the plastic bottle shifts along the central line direction easily during the cutting simultaneously, leads to the bottleneck clout to cut thoroughly.

2. According to the clamping device designed by the invention, the plastic bottle is clamped through the matching of the upper die and the lower die, and at the moment, the plastic bottle still has a gap between the upper die and the lower die and shakes, and the plastic bottle is propped against the plastic bottle through the supporting block on the clamping mechanism, so that the shaking condition of the plastic bottle is effectively avoided, and the bottle mouth residual material is cut off completely by the cutting device.

3. According to the cutting device designed by the invention, the rotating ring is rotated through the cutting cylinder, so that the cutting knife on the rotating ring cuts the excess material of the bottle opening, the situations of cutting deflection, unevenness and deformation of the bottle opening are effectively avoided through the rotating cutting, the cutting length of the bottle opening can be controlled by the limiting ring arranged in the sleeve, the situation that the bottle opening is matched with a bottle cap due to overlong or overlong is prevented, burrs of the bottle opening are cleaned through the trimming mechanism, the bottle opening is rotationally trimmed, and meanwhile, the trimming mechanism can also perform trimming when the bottle opening is deformed.

Drawings

The invention is further illustrated with reference to the following figures and examples.

FIG. 1 is a three-dimensional view of the present invention.

Fig. 2 is a front sectional view of the present invention.

Fig. 3 is a partially enlarged view of fig. 2 in the present specification.

Fig. 4 is a partially enlarged view of fig. 2B in the present specification.

Fig. 5 is a side cross-sectional view of the cutting mechanism of the present invention.

Fig. 6 is a partial enlarged view of fig. 4 at C in the present specification.

Fig. 7 is a side sectional view of the dressing ring, the sliding groove, the outer dressing block and the inner dressing block of the present invention.

In the figure: 1. a work table; 2. a clamping device; 3. a cutting device; 21. a lower die; 22. an upper die; 23. a fixed block; 24. connecting blocks; 25. a lifting plate; 26. a top plate; 27. a support pillar; 28. a lifting cylinder; 29. a clamping mechanism; 291. a base; 292. mounting a plate; 293. a support bar; 294. a support spring; 295. a support block; 296. clamping the branched chain; 29a, a mating block; 29b, a push block; 29c, a spring rod; 29d, a U-shaped block; 29e, a connecting strip; 31. a sliding seat; 32. a moving cylinder; 33. a fixing plate; 34. cutting the frame; 35. a sleeve; 35a, a limiting ring; 36. a drive mechanism; 37. a cutting mechanism; 38. a dressing mechanism; 39. a rotating shaft; 361. a drive motor; 362. a sprocket; 363. a chain; 371. a rotating ring; 372. a sheath; 373. a cutting knife; 374. a slider; 375. mounting blocks; 376. a return spring; 377. an annular electromagnet; 378. cutting the electromagnet; 379. cutting a branched chain; 37a, a driving block; 37b, a cutting cylinder; 381. trimming the ring; 382. a limiting groove; 383. a limiting block; 384. a sliding groove; 385. an outer trimming block; 386. an inner trimming block; 387. attaching an electromagnet; 388. a mating spring; 389. trimming the branched chain; 38a, a fixing ring; 38b, a moving electromagnet; 38c, a trim spring; 38d, stop block.

Detailed Description

Embodiments of the present invention will be described below with reference to the drawings. In this process, the width of the lines or the size of the components in the drawings may be exaggerated for clarity and convenience of description.

In addition, the following terms are defined based on the functions of the present invention, and may be different depending on the intention of the user or the operator or the convention; therefore, these terms are defined based on the entire contents of the present specification.

As shown in fig. 1 to 7, an intelligent cutting machine for a plastic bottle blow molding bottle mouth comprises a workbench 1, a clamping device 2 and a cutting device 3, wherein the cutting device 3 and the clamping device 2 are respectively arranged on the left side and the right side of the upper end surface of the workbench 1; wherein:

the clamping device 2 comprises a lower die 21, an upper die 22, fixing blocks 23, connecting blocks 24, a lifting plate 25, a top plate 26, a supporting column 27, a lifting cylinder 28 and a clamping mechanism 29, wherein the fixing blocks 23 are arranged on the workbench 1 from front to back at equal intervals, the lower die 21 is arranged at the upper end of the fixing blocks 23, the upper die 22 matched with the lower die 21 is arranged above the lower die 21, the upper die 22 is fixedly arranged on the lifting plate 25 through the connecting blocks 24, the lifting plate 25 is arranged on the supporting column 27 in a sliding mode, the supporting column 27 is fixed on the workbench 1, the top plate 26 is arranged at the upper end of the supporting column 27, the lifting cylinder 28 is arranged at the lower end of the top plate 26, the lower end of the lifting cylinder 28 is connected onto the lifting plate 25, and the clamping mechanism 29 is arranged on the workbench 1 and positioned on the right side of the lower die 21; during specific work, the plastic bottle is placed in the lower die 21, then the lifting plate 25 is driven to move downwards through the lifting cylinder 28, the upper die 22 moves downwards synchronously and is matched with the upper die 22, the plastic bottle is clamped, gaps still exist in the matched clamping, and therefore the plastic bottle is extruded and pushed through the clamping mechanism 29, and further fixed.

Fixture 29 include base 291, mounting panel 292, bracing piece 293, supporting spring 294, supporting shoe 295 and centre gripping branch 296, install base 291 on the workstation 1, bilateral symmetry's mounting panel 292 is installed to base 291 upper end, mounting panel 292 from the past backward equidistant slip be provided with bracing piece 293, supporting shoe 295 is installed to the left end of bracing piece 293, the cover is equipped with supporting spring 294 on the bracing piece 293, supporting spring 294 both ends are connected respectively on supporting shoe 295 and left mounting panel 292, be provided with centre gripping branch 296 on the base 291.

The clamping branch 296 comprises a matching block 29a, a pushing block 29b, a spring rod 29c, a U-shaped block 29d and a connecting bar 29e, the matching block 29a is mounted on the supporting rod 293, and is positioned between the two mounting plates 292, the left side of the matching block 29a is provided with a downward inclined plane, a pushing block 29b is arranged below the matching block 29a, the pushing block 29b is arranged on the mounting plate 292 on the left side in a sliding manner, the right side of the pushing block 29b is provided with an inclined surface inclining upwards, and the whole body is of a U-shaped structure, the inclined surface of the pushing block 29b is in sliding fit with the inclined surface of the matching block 29a, a spring rod 29c is arranged between the pushing block 29b and the base 291, a connecting strip 29e is arranged at the right side of the upper die 22, the right end of the connecting strip 29e is provided with a U-shaped block 29d, and the lower end of the U-shaped block 29d is matched with the upper end of the pushing block 29 b.

During specific work, when the upper die 22 moves downwards, the connecting strip 29e drives the U-shaped block 29d to move downwards, then the U-shaped block is contacted with the upper end of the pushing block 29b, the pushing block 29b is continuously pushed to move downwards at the moment, so that the right end inclined plane of the pushing block 29b slides on the left end inclined plane of the matching block 29a, then under the action of the supporting spring 294, the supporting rod 293 drives the supporting block 295 to move leftwards, the function that the supporting block 295 pushes the plastic bottle leftwards is further realized, the plastic bottle is ensured to be tightly attached to the inner walls of the lower die 21 and the upper die 22, and the function of fixing the plastic bottle is realized.

The cutting device 3 comprises a sliding seat 31, a movable air cylinder 32, a fixed plate 33, a cutting frame 34, a sleeve 35, a driving mechanism 36, a cutting mechanism 37, a trimming mechanism 38 and a rotating shaft 39, the sliding seat 31 is arranged on the workbench 1 in a sliding manner, the cutting frame 34 is arranged at the upper end of the sliding seat 31 at equal intervals from the front to the back, the cutting frame 34 corresponds to the lower die 21 one by one, the cutting frame 34 is of a hollow shell structure, the sleeve 35 is connected to the right end of the cutting frame 34, the fixed plate 33 is fixed on the left side of the upper end of the sliding seat 31, the rotating shaft 39 is arranged on the fixed plate 33 and the cutting frame 34 through a bearing, the right end of the rotating shaft 39 is located in the sleeve 35, the driving mechanism 36 is connected to the left end of the rotating shaft 39, the trimming mechanism 38 is arranged in the cutting frame 34, the inner side wall of the right end of the cutting frame 34 is provided with the cutting mechanism 37, the left end of the fixed plate 33 is connected with a movable air cylinder 32, and the movable air cylinder 32 is arranged on the workbench 1 through an air cylinder seat; during specific work, the sliding seat 31 moves leftwards on the workbench 1 through the moving air cylinder 32, so that the sleeve 35 moves to be sleeved on the bottle mouth, the bottle mouth excess material is cut through the cutting mechanism 37, then all the rotating shafts 39 rotate under the driving of the driving mechanism 36, and the cut bottle mouth is trimmed through the trimming mechanism 38.

The cutting mechanism 37 comprises a rotating ring 371, a knife sheath 372, a cutting knife 373, a sliding block 374, a mounting block 375, a return spring 376, an annular electromagnet 377, a cutting electromagnet 378 and a cutting branched chain 379, wherein the rotating ring 371 is rotatably mounted on the right end surface inside the cutting frame 34, the knife sheath 372 is uniformly mounted on the left end surface of the rotating ring 371 in the circumferential direction, the cutting knife 373 is arranged in the knife sheath 372 in a sliding manner, the sliding block 374 is connected to one side of the cutting knife 373, a sliding groove is formed in one side of the knife sheath 372, the sliding block 374 slides in the sliding groove, the mounting block 375 is fixed at a position far away from the center of the knife sheath 372, the return spring 376 is connected between the sliding block 374 and the mounting block 375, the cutting electromagnet 378 is mounted at the end part of the cutting knife 373 inside the knife sheath 372, the annular electromagnet 377 is uniformly mounted on the circumferential direction of the inner side wall of the cutting frame 34, and the cutting electromagnet 378 are opposite to the same level with the annular electromagnet 377, the rotating ring 371 is provided with a cutting branch 379.

Cutting branch 379 include drive block 37a and cutting cylinder 37b, drive block 37a is installed to swivel 371 edge, cutting cylinder 37b is installed in the rotation of cutting frame 34 inside wall, cutting cylinder 37b output rotates and connects on drive block 37 a.

During specific work, annular electromagnet 377 and cutting electromagnet 378 circular telegram, make cutting electromagnet 378 drive cutting knife 373 to remove towards the bottleneck direction, make reset spring 376 be in the elongated state through sliding simultaneously, then promote through cutting cylinder 37b and drive the removal of drive block 37a, make drive block 37a drive swivel 371 and rotate, and then drive cutting knife 373 and remove, realize the function to the bottleneck cutting, annular electromagnet 377 and cutting electromagnet 378 outage after the completion cutting, under reset spring 376's effect, make cutting knife 373 get back to in sheath 372.

The trimming mechanism 38 comprises a trimming ring 381, a limiting groove 382, a limiting block 383, a sliding groove 384, an outer trimming block 385, an inner trimming block 386, a fitting electromagnet 387, a matching spring 388 and a trimming branched chain 389, the trimming ring 381 is slidably sleeved on the rotating shaft 39, and is positioned in the cutting frame 34, the outer side wall of the rotating shaft 39 is provided with a limit groove 382, a limiting block 383 is arranged in the limiting groove 382 in a sliding manner, the limiting block 383 is arranged on the inner side wall of the trimming ring 381, the trimming ring 381 is uniformly provided with a sliding groove 384 along the circumference, both ends of the sliding groove 384 are respectively provided with an outer trimming block 385 and an inner trimming block 386 in a sliding manner, the inner side walls of the outer trimming block 385 and the inner trimming block 386 are provided with a jointing electromagnet 387, and the two different stages are opposite, a matching spring 388 is connected between the outer trimming block 385 and the inner trimming block 386, and a trimming branched chain 389 is arranged on the rotating shaft 39.

Finishing branch 389 include solid fixed ring 38a, removal electro-magnet 38b, finishing spring 38c and dog 38d, lie in the left side of finishing ring 381 on the axis of rotation 39 and install solid fixed ring 38a, solid fixed ring 38a and finishing ring 381 are all installed removal electro-magnet 38b to the relative interior terminal surface, and the two is relative at the same level, dog 38d is installed to axis of rotation 39 right-hand member, the cover is equipped with finishing spring 38c on the axis of rotation 39, finishing spring 38c is located between dog 38d and the finishing ring 381.

During specific work, at first remove electro-magnet 38b circular telegram, make finishing ring 381 remove towards the bottleneck direction, and compress finishing spring 38c, until finishing ring 381 and bottleneck contact, then laminating electro-magnet 387 circular telegram, drive outer finishing block 385 and interior finishing block 386 and remove, make outer finishing block 385 and bottleneck outer wall contact, interior finishing block 386 and bottleneck inner wall contact, after that, through actuating mechanism 36, make all axis of rotation 39 rotate, axis of rotation 39 passes through stopper 383 and drives finishing ring 381 to rotate, and then make finishing ring 381, outer finishing block 385 and interior finishing block 386 are repaiied the bottleneck, remove the burr and carry out the deformation and correct.

The driving mechanism 36 comprises a driving motor 361, chain wheels 362 and a chain 363, the chain wheels 362 are sleeved on the rotating shaft 39, the chain wheels 362 are connected through the chain 363, one end of one rotating shaft 39 is connected with the driving motor 361 through a coupler, and the driving motor 361 is installed on the left end face of the fixed plate 33; during specific work, the driving motor 361 is started, the driving motor 361 drives one rotating shaft 39 to rotate, and all the rotating shafts 39 rotate synchronously through the matching of the chain wheel 362 and the chain 363.

Limiting ring 35a is installed to the sleeve 35 inside wall, when sleeve 35 removed towards the bottleneck, sleeve 35 stopped moving when limiting ring 35a removed the neck ring contact with the bottleneck, simultaneously under the effect of supporting spring 294 for supporting block 295 promotes the plastic bottle all the time left, makes limiting ring 35a and neck ring contact always, guarantees that bottleneck length keeps the unanimity when bottleneck clout cutting.

S2, plastic bottle placement: the plastic bottle is clamped by the matched lower die 21 and upper die 22, and then is further fixed under the action of the clamping mechanism 29.

S3, cutting the bottle mouth: make sleeve 35 and bottleneck joint cooperation through removing cylinder 32, then drive swivel 371 through cutting branch chain 379 and rotate for cutting knife 373 on it cuts the bottleneck clout, and the plastic bottle cutting is finished and is controlled cutting device 3 and reply initial position.

S4, finishing the bottle mouth: push through finishing branch 389 and finish ring 381 and remove, make it and bottleneck laminating, then laminating electro-magnet 387 makes outer finishing block 385 and bottleneck outer wall laminating, interior finishing block 386 and bottleneck inner wall laminating, then make axis of rotation 39 rotate under actuating mechanism 36 effect, and then realize carrying out the function of repairing to the bottleneck.

The above is only a preferred embodiment of the present invention, and is not intended to limit the present invention, and various modifications and changes will occur to those skilled in the art. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.

Claims

1. The utility model provides a plastic bottle blow molding bottleneck intelligence cutting machine, includes workstation (1), clamping device (2) and cutting device (3), its characterized in that: the left side and the right side of the upper end surface of the workbench (1) are respectively provided with a cutting device (3) and a clamping device (2); wherein:

clamping device (2) include lower mould (21), go up mould (22), fixed block (23), connecting block (24), lifter plate (25), roof (26), support column (27), lift cylinder (28) and fixture (29), workstation (1) in the past to after equidistant install fixed block (23), lower mould (21) is installed to fixed block (23) upper end, the top of lower mould (21) is provided with mould (22) with lower mould (21) matched with, it passes through connecting block (24) fixed mounting on lifter plate (25) to go up mould (22), lifter plate (25) slide and set up on support column (27), support column (27) are fixed on workstation (1), roof (26) are installed to support column (27) upper end, lift cylinder (28) are installed to roof (26) lower extreme, lift cylinder (28) lower extreme is connected on lifter plate (25), a clamping mechanism (29) is arranged on the right side of the lower die (21) on the workbench (1);

the cutting device (3) comprises a sliding seat (31), a moving cylinder (32), a fixing plate (33), a cutting frame (34), a sleeve (35), a driving mechanism (36), a cutting mechanism (37), a trimming mechanism (38) and a rotating shaft (39), wherein the sliding seat (31) is arranged on the workbench (1) in a sliding mode, the cutting frame (34) is installed at the upper end of the sliding seat (31) at equal intervals from front to back, the cutting frame (34) corresponds to the lower die (21) one by one, the cutting frame (34) is of a hollow shell structure, the sleeve (35) is connected to the right end of the cutting frame (34), and a limiting ring (35a) is installed on the inner side wall of the sleeve (35); a fixed plate (33) is fixed on the left side of the upper end of the sliding seat (31), a rotating shaft (39) is mounted on the fixed plate (33) and the cutting frame (34) through bearings, the right end of the rotating shaft (39) is located in the sleeve (35), the left end of the rotating shaft (39) is connected with a driving mechanism (36), a trimming mechanism (38) is arranged in the cutting frame (34) of the rotating shaft (39), a cutting mechanism (37) is arranged on the inner side wall of the right end of the cutting frame (34), the left end of the fixed plate (33) is connected with a moving cylinder (32), and the moving cylinder (32) is mounted on the workbench (1) through a cylinder seat;

the driving mechanism (36) comprises a driving motor (361), chain wheels (362) and chains (363), the chain wheels (362) are sleeved on the rotating shaft (39), the chain wheels (362) are connected through the chains (363), one end of the rotating shaft (39) is connected with the driving motor (361) through a coupler, and the driving motor (361) is installed on the left end face of the fixing plate (33);

the cutting mechanism (37) comprises a rotating ring (371), a knife sheath (372), a cutting knife (373), a sliding block (374), an installation block (375), a reset spring (376), an annular electromagnet (377), a cutting electromagnet (378) and a cutting branched chain (379), wherein the rotating ring (371) is rotatably installed on the right end face inside the cutting frame (34), the knife sheath (372) is uniformly installed on the left end face of the rotating ring (371) in the circumferential direction, the cutting knife (373) is arranged in the knife sheath (372) in a sliding mode, the sliding block (374) is connected to one side of the cutting knife (373), a sliding groove is formed in one side of the knife sheath (372), the sliding block (374) slides in the sliding groove, the installation block (375) is fixed at the position, away from the center, of the knife sheath (372), the reset spring (376) is connected between the sliding block (374) and the installation block (375), and the cutting knife (373) is installed at the end part, located in the knife sheath (372), of the cutting knife sheath (373), annular electromagnets (377) are uniformly installed on the inner side wall of the cutting frame (34) in the circumferential direction, the cutting electromagnets (378) are opposite to the annular electromagnets (377) in the same level, and a cutting branched chain (379) is arranged on the rotating ring (371);

the cutting branched chain (379) comprises a driving block (37a) and a cutting cylinder (37b), the driving block (37a) is installed at the edge of the rotating ring (371), the cutting cylinder (37b) is installed on the inner side wall of the cutting frame (34) in a rotating mode, and the output end of the cutting cylinder (37b) is connected to the driving block (37a) in a rotating mode;

the trimming mechanism (38) comprises a trimming ring (381), a limiting groove (382), a limiting block (383), a sliding groove (384), an outer trimming block (385), an inner trimming block (386), a fitting electromagnet (387), a matching spring (388) and a trimming branched chain (389), the trimming ring (381) is sleeved on the rotating shaft (39) in a sliding mode and located in the cutting frame (34), the limiting groove (382) is formed in the outer side wall of the rotating shaft (39), the limiting block (383) is arranged in the limiting groove (382) in a sliding mode, the limiting block (383) is installed on the inner side wall of the trimming ring (381), the sliding groove (384) is uniformly formed in the circumferential direction of the trimming ring (381), the outer trimming block (385) and the inner trimming block (386) are respectively arranged at two ends of the sliding groove (384) in a sliding mode, the fitting electromagnet (387) is installed on the inner side wall of the outer trimming block (385) and the inner trimming block (386) relatively, the two different stages are opposite, a matching spring (388) is connected between the outer trimming block (385) and the inner trimming block (386), and a trimming branched chain (389) is arranged on the rotating shaft (39);

finishing branch chain (389) including solid fixed ring (38a), removal electro-magnet (38b), finishing spring (38c) and dog (38d), lie in the left side of finishing ring (381) on axis of rotation (39) and install solid fixed ring (38a), solid fixed ring (38a) and finishing ring (381) all install removal electro-magnet (38b) to the relative interior terminal surface, and the two is relative at the same level, dog (38d) are installed to axis of rotation (39) right-hand member, the cover is equipped with finishing spring (38c) on axis of rotation (39), finishing spring (38c) are located between dog (38d) and finishing ring (381).