CN109049630B

CN109049630B - Automatic bottle blowing machine

Info

Publication number: CN109049630B
Application number: CN201810976186.2A
Authority: CN
Inventors: 屈国平
Original assignee: Dongguan Zhongzhibang Automation Equipment Co ltd
Current assignee: Dongguan Zhongzhibang Automation Equipment Co ltd
Priority date: 2018-08-25
Filing date: 2018-08-25
Publication date: 2020-10-30
Anticipated expiration: 2038-08-25
Also published as: CN109049630A

Abstract

The invention relates to the field of bottle blowing machines, in particular to an automatic bottle blowing machine, which comprises a rack, an installation plane plate, a transmission assembly, an embryo feeding mechanical arm, an embryo pressing assembly, a bottle taking mechanical arm, a lamp box assembly, a mold frame assembly and a crank arm stretching mechanism, wherein the transmission assembly comprises a chain and a plurality of embryo supporting seats distributed on the chain, the inner side of the chain is provided with a driving mechanism for driving the chain to rotate, the embryo supporting seats are connected with the chain and can advance along with the rotation of the chain, the embryo feeding mechanical arm, the lamp box assembly, the mold frame assembly, the crank arm stretching mechanism and the bottle taking mechanical assembly are distributed on the top of the installation plane plate along the counterclockwise direction, and the chain rotates along the counterclockwise direction and sequentially passes through the lamp box assembly and the mold frame assembly, meanwhile, the labor cost is reduced.

Description

Automatic bottle blowing machine

Technical Field

The invention relates to the field of bottle blowing machines, in particular to an automatic bottle blowing machine.

Background

The bottle blowing machine is a bottle blowing machine, and the most obvious explanation is that plastic particles (softened into liquid) or a prepared bottle blank can be blown into a bottle by a certain technological means, the bottle blowing machine is equipment for manufacturing the plastic particles into a hollow container by a blow molding process, and the current common machine types comprise a hollow extrusion blowing machine which uses PP and PE for once forming, an injection stretch blow bottle blowing machine which uses PET, PC or PP for twice forming, and newly developed multilayer hollow extrusion blowing and stretch blow molding, and most of the bottle blowing machines are two-step bottle blowing machines at present, namely plastic raw materials are made into the bottle blank firstly and then blown. Nowadays, the general use is environmental protection plastics of PET material, blow molding machine: after the liquid plastic is sprayed, the plastic is blown to a mold cavity with a certain shape by the wind force blown out by a machine, so as to manufacture the product. The bottle blowing machine is also one kind of bottle blowing machine, and is one kind of hydraulic bottle blowing machine, which has thermoplastic resin extruded or injection molded to obtain tubular plastic parison, and the parison is set inside a split mold while it is hot or heated to soften state, and after the mold is closed, compressed air is introduced into the parison to blow the parison to cling to the inner wall of the mold, and after cooling and demolding, various hollow products are obtained. The existing bottle blowing machine is completely formed by wind power, the forming process of bottle blanks is slow, and the bottle blowing machine needs manual preheating and manual feeding and discharging, so that the bottle blowing machine is very inconvenient.

Disclosure of Invention

The invention aims to provide an automatic bottle blowing machine aiming at the defects of the prior art.

In order to solve the above problems, the present invention provides the following technical solutions:

an automatic bottle blowing machine comprises a frame, a mounting plane plate, a transmission assembly, an embryo feeding mechanical arm, an embryo pressing assembly, a bottle taking mechanical arm, a lamp box assembly, a mold frame assembly and a crank arm stretching mechanism, wherein the embryo feeding mechanical arm, the bottle taking mechanical arm, the embryo pressing assembly, the lamp box assembly and the mold frame assembly are arranged at the top of the mounting plane plate, the crank arm stretching mechanism is arranged at the bottom of the mounting plane plate, the mounting plane plate is of a rectangular structure and is arranged at the top of the frame, the transmission assembly is arranged at the top of the mounting plane plate and comprises a chain and a plurality of bottle embryo supporting seats which are fully distributed on the chain, the chain is rectangular and is horizontally arranged right above the mounting plane plate, a driving mechanism for driving the chain to rotate is arranged at the inner side of the chain, the bottle embryo supporting seats are connected with the chain and can move forward along with the rotation of the chain, the embryo feeding mechanical arm and the bottle taking mechanical arm are, the position that the embryo subassembly corresponds the last embryo manipulator sets up in the inboard of chain, goes up embryo manipulator, lamp house subassembly, die carrier subassembly, crank arm tension mechanism and gets a bottle mechanical component and distribute at the top of installation plane board along anticlockwise, and the chain rotates and passes lamp house subassembly and die carrier subassembly in proper order along the anticlockwise.

Preferably, actuating mechanism includes a big sprocket of initiative and three driven big sprocket, and the below of big sprocket of initiative and three driven big sprocket all is provided with the sprocket seat, and big sprocket of initiative and three driven big sprocket homoenergetic can the pivoted setting at the top that corresponds the sprocket seat, are provided with in the sprocket seat of big sprocket below of initiative and are used for driving big sprocket pivoted first speed reducer, and big sprocket of initiative and three driven big sprocket mesh with four inboard corners of chain respectively, the top of installation plane board is provided with the support frame that a plurality of supplied the chain to set up, and the top at all support frames and sprocket seat is set up to the bottom of chain, and the outside of chain still is provided with the guide rail of a rectangle structure, and the top at the guide rail is set up to the one end of keeping away from the chain of bottle embryo supporting seat can be gliding.

Preferably, the bottle embryo supporting seat includes bottle embryo head axle, aluminium seat and rotation gear, and the one end and the chain fixed connection of aluminium seat, the other end set up at the top of guide rail through a gyro wheel, and rotation gear fixed cover is established in the middle part outside of bottle embryo head axle, and the lower half of bottle embryo head axle can the pivoted insert locate the aluminium seat, and the vertical setting of bottle embryo head axle, rotation gear level set up, and the clearance is left with the top of aluminium seat in the bottom of rotation gear.

Preferably, the upper embryo manipulator and the bottle taking manipulator have the same structure and respectively comprise a sliding plate, a lifting cylinder, a rotating cylinder, an upper bedplate, a translation cylinder and a plurality of grabbing mechanisms, the bottom of the sliding plate is in sliding fit with a first sliding rail horizontally arranged at the top of the installation plane plate, the length direction of the first sliding rail is perpendicular to the edge of the installation plane plate, the translation cylinder is horizontally arranged at one end of the first sliding rail far away from the edge of the installation plane plate, the output end of the translation cylinder is fixedly connected with the sliding plate, the lifting cylinder is vertically arranged at the center of the top of the sliding plate, the output end of the lifting cylinder is fixedly connected with the center of the upper bedplate directly above the lifting cylinder, the upper bedplate is horizontally arranged directly above the sliding plate, the upper bedplate is connected with four corners of the sliding plate through four vertically arranged linear bearings respectively, the rotating cylinder is horizontally and fixedly arranged at one end of the upper bedplate, and the output end, the one end setting that revolving cylinder was kept away from to the manipulator axle is connected at the bearing frame of last platen top one end, all snatch the mechanism and be the inline and equidistant setting on the manipulator axle, still be provided with the last embryo location fork that is used for stabilizing bottle embryo head axle on the slide of going up the embryo manipulator, it is located between chain and the manipulator axle to go up the embryo location fork, and the one end that goes up the embryo location fork top and be close to the chain is provided with the semi-annular constant head tank of a plurality of and the laminating of bottle embryo head axle outer wall, the one end that goes up the embryo location fork to have the hemisphere constant head tank can stretch into in the clearance between rotation gear and the aluminum seat.

Preferably, every snatch the mechanism and all include tong pole, die clamping cylinder and clamping jaw, the clamping jaw is connected with die clamping cylinder's output, die clamping cylinder and the one end fixed connection of tong pole, the fixed cover of the other end of tong pole is established in the outside of manipulator axle, the axis direction of the equal perpendicular to manipulator axle of the length direction of all tong poles, all tong poles all set up at the epaxial equidirectional setting of manipulator, the top of going up the platen is provided with locating piece and the buffer that a plurality of confession tong pole was contradicted.

Preferably, the blank pressing assembly comprises a blank pressing cross beam, a blank pressing plate, a blank pressing cylinder and a plurality of blank pressing heads, all blank pressing heads are located right above the bottle blank supporting seat, the blank pressing cross beam is connected with the installation plane plate through two vertically arranged optical axes, the blank pressing cross beam is fixedly connected with the tops of the two optical axes, the blank pressing cylinder is fixedly arranged at the top of the blank pressing cross beam, the output end of the blank pressing cylinder vertically penetrates through the blank pressing cross beam downwards, the output shaft of the blank pressing cylinder is fixedly connected with the blank pressing plate below the blank pressing cross beam, the top of the blank pressing plate is provided with two vertical blank pressing guide rods which upwards penetrate through the blank pressing cross beam, and all blank pressing heads are arranged at the bottom of the blank pressing plate at intervals.

Preferably, the infrared heating lamp house of lamp house subassembly including three setting directly over the chain, three infrared heating lamp house is the U style of calligraphy and arranges, the chain passes from the inside of three infrared heating lamp house along counter-clockwise in proper order, the inside of every infrared heating lamp house all is provided with a plurality of and is used for carrying out the infrared ray fluorescent tube that heats to the bottle embryo, the back of every infrared heating lamp house all is provided with and is used for radiating fan, the inboard of chain still is provided with two can with the rotation riding wheel of the rotation gear engagement that is close to, two rotation riding wheels are located the ascending both ends of three infrared heating lamp house array orientation of lamp house subassembly respectively.

Preferably, the die carrier assembly comprises a front die plate, a middle die plate, a rear die plate, a linkage die and an opening and closing mechanism for opening and closing the linkage die, the front die plate, the middle die plate and the thick wood plate are vertically arranged and are linearly arranged, the linkage die is arranged between the front die plate and the middle die plate in an opening and closing manner, and directly over the displacement embryo bottle head axle of linkage mould, the front mould is located the outside of chain, well template and back template all are located the inboard of chain, the mechanism that opens and shuts is located between well template and the back template, the front mould, the bottom of well template and back template all with set up the second slide rail sliding fit at the installation plane roof, the die carrier subassembly still includes the die carrier guide arm of four level settings, four die carrier guide arms pass the front mould in proper order, four corners of well template and back template, the both ends of the mechanism that opens and shuts are connected with well template and back template respectively and are used for driving the two to be close to each other or keep away from.

Preferably, the opening and closing mechanism comprises a second speed reducer, an opening and closing connecting rod and two groups of linkage parts which are symmetrically arranged on two sides of the opening and closing connecting rod, two vertical supporting columns are arranged on the top of the mounting plane plate, the opening and closing connecting rod is arranged in the middle position of the tops of the two supporting columns, the second speed reducer is fixedly arranged on the tops of the two supporting columns, an output shaft of the second speed reducer is hinged with the upper end of the opening and closing connecting rod through a mold closing crankshaft, a hinge rod is hinged with the lower end of the mold closing crankshaft, two side walls of the hinge rod are in sliding fit with the inner sides of the two supporting columns, each group of linkage parts comprises a first crank arm, a second crank arm, a third crank arm and a fourth crank arm, one ends of the first crank arm and the second crank arm are hinged with the upper ends of the hinge rod, the other ends of the first crank arm and the second crank arm are hinged with the upper half parts of the middle mold plate and the rear mold, the other ends of the third crank arm and the fourth crank arm are respectively hinged with the lower half parts of the middle template and the rear template, and the first crank arm and the second crank arm are respectively positioned right above the third crank arm and the fourth crank arm.

Preferably, the crank arm stretching mechanism comprises four sealing cylinders arranged side by side and four pull rods capable of penetrating through the sealing cylinders from bottom to top and extending upwards, and air outlets of the four sealing cylinders are vertically upward and are respectively communicated with the bottoms of the embryo bottle head shafts right above the sealing cylinders.

Has the advantages that: the invention relates to an automatic bottle blowing machine, when in use, a first speed reducer rotates to drive a driving large chain wheel to rotate, so that the driving large chain wheel and three driven large chain wheels are matched to drive a chain to rotate anticlockwise, one end of an aluminum seat is fixed on the chain, all bottle blank supporting seats move anticlockwise under the rotation of the chain, a blank feeding mechanical arm grabs bottle blanks conveyed by an external conveying belt and buckles the bottle blanks inversely on the top of corresponding bottle blank head shafts, the bottle blanks are ready to enter a lamp box assembly for preheating treatment along with the chain, after the bottle blanks are clamped by a grabbing mechanism, a lifting cylinder lifts the whole grabbing mechanism to enable the bottle blanks to be separated from the external conveying belt, a translation cylinder pulls the whole grabbing mechanism to approach the chain, at the moment, the rotation cylinder works to turn over the grabbing mechanism by 180 degrees, so that the bottle blanks are buckled inversely on the bottle blank head shafts one by one to complete feeding operation, and the bottle blanks are buckled on the bottle blank head shafts inversely, the blank pressing air cylinder drives the blank pressing pressure head to descend until the blanks are tightly pressed with the blank head shaft, the blanks which are reversely buckled and tightly pressed on the blank supporting seat sequentially enter three infrared heating boxes to be subjected to infrared heating treatment, so that the blanks are softened to be convenient for subsequent bottle blowing forming operation, one half of the linkage mold is fixedly connected with the front template, the other half of the linkage mold is fixedly connected with the middle template, the middle template and the rear template are driven to be mutually far away or close through the opening and closing mechanism, so that the linkage mold is opened and closed, when the linkage mold is closed, the internal cavity is complete, the bottle blowing forming operation is started, the four sealing air cylinders are positioned right below the chain, when the softened blanks move right above along with the chain, the chain stops rotating, the linkage mold is closed, the sealing air cylinders start the bottle blowing forming operation, the sealing air cylinders perform bottle blowing forming on the softened blanks, and in the process, the pull rod also moves upwards to support the blanks, therefore, the speed of bottle blowing forming of the sealing cylinder is increased, after the bottle blowing forming operation is finished and is ice-cooled, the linkage mold is opened, and the formed bottle body moves along with the chain and waits to be taken away by the bottle taking manipulator.

Drawings

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

FIG. 2 is a perspective view of the transmission assembly;

FIG. 3 is an enlarged view of FIG. 2 at B;

FIG. 4 is a perspective view of the manipulator for loading embryos;

FIG. 5 is an enlarged view of FIG. 1 at A;

FIG. 6 is a partial perspective view of the infrared heating lamp box;

fig. 7 is a perspective view illustrating a mold frame assembly;

FIG. 8 is a perspective view of the linkage mold;

FIG. 9 is an exploded perspective view of the linkage mold;

FIG. 10 is a perspective view of the crank arm stretching mechanism;

description of reference numerals: a frame 1, a mounting plane plate 2, an embryo feeding manipulator 3, a bottle taking manipulator 5, a mold frame assembly 6, a crank arm stretching mechanism 7, a chain 8, a bottle embryo supporting seat 10, a driving large chain wheel 11, a driven large chain wheel 12, a chain wheel seat 13, a first speed reducer 14, a supporting frame 15, a guide rail 16, a bottle embryo head shaft 17, an aluminum seat 18, a self-rotating gear 19, a roller 20, a sliding plate 21, a lifting cylinder 22, a rotating cylinder 23, an upper platen 24, a translation cylinder 25, a first slide rail 26, a linear bearing 27, a manipulator shaft 28, a bearing seat 29, an upper embryo positioning fork 30, a semi-annular positioning groove 31, a clamping hand rod 32, a clamping cylinder 33, a clamping jaw 34, a positioning block 35, a buffer 36, an embryo pressing beam 37, an embryo pressing plate 38, an embryo pressing cylinder 39, an embryo pressing head 40, an optical axis 41, an embryo pressing guide rod 42, an infrared heating lamp box 43, an infrared lamp tube 44, a fan 45, a self-, the die comprises a middle die plate 48, a rear die plate 49, a linkage die 50, a second slide rail 51, a die carrier guide rod 52, a second speed reducer 53, an opening and closing connecting rod 54, a supporting column 55, a die-closing crankshaft 56, a hinge rod 57, a first crank arm 58, a second crank arm 59, a third crank arm 60, a fourth crank arm 61, a sealing cylinder 62, a pull rod 63, a third speed reducer 64, a linkage plate 65, a top plate 66, a motor mounting plate 67, a strip-shaped side plate 68, a third slide rail 69, a slide block 70, a stretching crankshaft 71, a stretching connecting rod 72, a side die 73, a pressurizing plate 74, a semicircular die 75, a bottom die 76, a die cavity 77, a fixed die 78, a spring 79 and a wedge-shaped pressing plate 80.

Detailed Description

The following detailed description of specific embodiments of the present invention is made with reference to the accompanying drawings and examples:

referring to fig. 1 to 10, an automatic bottle blowing machine comprises a frame 1, a mounting plane plate 2, a transmission assembly, an upper embryo manipulator 3, an embryo pressing assembly, a bottle taking manipulator 5, a lamp box assembly, a mould frame assembly 6 and a crank arm stretching mechanism 7, wherein the upper embryo manipulator 3, the bottle taking manipulator 5, the embryo pressing assembly, the lamp box assembly and the mould frame assembly 6 are all arranged on the top of the mounting plane plate 2, the crank arm stretching mechanism 7 is arranged at the bottom of the mounting plane plate 2, the mounting plane plate 2 is of a rectangular structure and is arranged at the top of the frame 1, the transmission assembly is arranged at the top of the mounting plane plate 2 and comprises a chain 8 and a plurality of bottle embryo supporting seats 10 fully distributed on the chain 8, the chain 8 is rectangular and is horizontally arranged right above the mounting plane plate 2, a driving mechanism for driving the chain 8 to rotate is arranged on the inner side of the chain 8, the bottle supporting seats 10 are connected with the chain 8 and can move forward along with the rotation of the chain 8, go up embryo manipulator 3 and get bottle manipulator 5 and all set up in the outside of chain 8, press the position setting that the embryo subassembly corresponds last embryo manipulator 3 at the inboard of chain 8, go up embryo manipulator 3, lamp box subassembly, die carrier subassembly 6, crank arm stretching mechanism 7 and get bottle mechanical component and distribute at the top of installation plane board 2 along anticlockwise, chain 8 rotates and passes lamp box subassembly and die carrier subassembly 6 along the anticlockwise in proper order.

The driving mechanism comprises a large driving chain wheel 11 and three large driven chain wheels 12, chain wheel seats 13 are arranged below the large driving chain wheel 11 and the three large driven chain wheels 12, the large driving chain wheel 11 and the three large driven chain wheels 12 can be rotatably arranged at the tops of the corresponding chain wheel seats 13, first speed reducers 14 for driving the large driving chain wheel 11 to rotate are arranged in the chain wheel seats 13 below the large driving chain wheel 11, the large driving chain wheel 11 and the three large driven chain wheels 12 are respectively meshed with four corners of the inner side of a chain 8, a plurality of supporting frames 15 for the chain 8 to be erected are arranged at the top of the mounting plane plate 2, the bottoms of the chains 8 are erected at the tops of all the supporting frames 15 and the chain wheel seats 13, a guide rail 16 with a rectangular structure is further arranged at the outer side of the chain 8, one end, far away from the chain 8, of the bottle embryo supporting seat 10 can be slidably erected at the, the first reducer 14 rotates to drive the driving large sprocket 11 to rotate, so that the driving large sprocket 11 cooperates with the three driven large sprockets 12 to drive the chain 8 to rotate counterclockwise.

Bottle embryo supporting seat 10 includes bottle embryo head axle 17, aluminium seat 18 and rotation gear 19, the one end and the 8 fixed connection of chain of aluminium seat 18, the other end sets up at the top of guide rail 16 through a gyro wheel 20, the fixed middle part outside at bottle embryo head axle 17 of establishing of rotation gear 19 cover, the aluminium seat 18 is located in inserting that the lower half of bottle embryo head axle 17 can be pivoted, the vertical setting of bottle embryo head axle 17, rotation gear 19 level sets up, rotation gear 19's bottom and the top of aluminium seat 18 leave the clearance, the one end of aluminium seat 18 is fixed on chain 8, make under the rotation of chain 8, all bottle embryo supporting seats 10 also follow anticlockwise movement.

The upper embryo manipulator 3 and the bottle taking manipulator 5 have the same structure, and each comprises a sliding plate 21, a lifting cylinder 22, a rotating cylinder 23, an upper bedplate 24, a translation cylinder 25 and a plurality of grabbing mechanisms, the bottom of the sliding plate 21 is in sliding fit with a first slide rail 26 horizontally arranged at the top of the installation plane plate 2, the length direction of the first slide rail 26 is perpendicular to the edge of the installation plane plate 2, the translation cylinder 25 is horizontally arranged at one end of the first slide rail 26 far away from the edge of the installation plane plate 2, the output end of the translation cylinder 25 is fixedly connected with the sliding plate 21, the lifting cylinder 22 is vertically arranged at the center of the top of the sliding plate 21, the output end of the lifting cylinder is fixedly connected with the center of the upper bedplate 24 directly above the sliding plate 21, the upper bedplate 24 is horizontally arranged directly above the sliding plate 21, and the four corners of the upper bedplate 24 and the sliding plate 21 are respectively connected through four, the rotary cylinder 23 is horizontally and fixedly arranged at one end of the upper bedplate 24, the output end of the rotary cylinder is connected with a horizontal manipulator shaft 28, one end of the manipulator shaft 28 far away from the rotary cylinder 23 is arranged at one end of the top of the upper bedplate 24, a bearing seat 29 is connected with all the grabbing mechanisms which are arranged in a linear way and are arranged on the manipulator shaft 28 at equal intervals, an upper embryo positioning fork 30 for stabilizing the bottle embryo head shaft 17 is further arranged on the sliding plate 21 of the upper embryo manipulator 3, the upper embryo positioning fork 30 is positioned between the chain 8 and the manipulator shaft 28, a plurality of semi-annular positioning grooves 31 which are attached to the outer wall of the bottle embryo head shaft 17 are arranged at one end of the top of the upper embryo positioning fork 30 close to the chain 8, one end of the upper embryo positioning fork 30 with the semi-spherical positioning grooves can extend into a gap between the autorotation gear 19 and the aluminum seat 18, the upper embryo manipulator grabs the bottle embryo conveyed by an external conveyor belt and buckles the bottle embryo at the top, prepare and follow chain 8 and get into and carry out preheating in the lamp box subassembly, snatch the mechanism and grasp the bottle embryo after, lift cylinder 22 will snatch the whole rise of mechanism and make the bottle embryo break away from outside conveyer belt, translation cylinder 25 will snatch the whole approaching of mechanism and be close to chain 8, and 23 work messenger of revolving cylinder at this moment snatch the mechanism upset 180 degrees to make the bottle embryo one-to-one back-off accomplish the material loading operation on bottle embryo head axle 17.

Every it all includes tong pole 32, die clamping cylinder 33 and clamping jaw 34 to snatch the mechanism, clamping jaw 34 is connected with die clamping cylinder 33's output, die clamping cylinder 33 and the one end fixed connection of tong pole 32, the other end fixed cover of tong pole 32 is established in the outside of manipulator axle 28, the length direction of all tong poles 32 all is perpendicular to the axis direction of manipulator axle 28, all tong poles 32 all set up on manipulator axle 28 with the same direction, the top of going up platen 24 is provided with locating piece 35 and buffer 36 that a plurality of confession tong pole 32 contradicted, thereby die clamping cylinder 33 work makes clamping jaw 34 tighten up and grasps the bottle embryo.

The blank pressing assembly comprises a blank pressing cross beam 37, a blank pressing plate 38, a blank pressing cylinder 39 and a plurality of blank pressing heads 40, wherein all the blank pressing heads 40 are positioned right above the bottle blank supporting seat 10, the blank pressing cross beam 37 is connected with the mounting plane plate 2 through two vertically arranged optical axes 41, the blank pressing cross beam 37 is fixedly connected with the tops of the two optical axes 41, the blank pressing cylinder 39 is fixedly arranged at the top of the blank pressing cross beam 37, the output end of the blank pressing cylinder 39 vertically penetrates through the blank pressing cross beam 37 downwards, the output shaft of the blank pressing cylinder 39 is fixedly connected with the blank pressing plate 38 below the blank pressing cross beam 37, two blank pressing guide rods 42 vertically penetrating through the blank pressing cross beam 37 upwards are arranged at the top of the blank pressing plate 38, all the blank pressing heads 40 are linearly arranged at the bottom of the blank pressing plate 38 at intervals, after the bottle blanks are reversely buckled on the bottle blank head shafts 17, the blank pressing cylinder 39 drives the blank pressing pressure head 40 to descend until the bottle blank is tightly pressed with the bottle blank head shaft 17.

The infrared heating lamp box 43 that includes three setting directly over chain 8 of lamp box subassembly, three infrared heating lamp box 43 is the U style of calligraphy and arranges, chain 8 passes from the inside of three infrared heating lamp box 43 along anticlockwise in proper order, the inside of every infrared heating lamp box 43 all is provided with a plurality of and is used for carrying out the infrared lamp tube 44 that heats to the bottle embryo, the back of every infrared heating lamp box 43 all is provided with and is used for radiating fan 45, the inboard of chain 8 still is provided with two can and the rotation riding wheel 46 of 19 meshing of rotation gear that are close to, two rotation riding wheels 46 are located the ascending both ends of three infrared heating lamp box 43 array orientation of lamp box subassembly respectively, the bottle embryo that back-off and compress tightly on bottle embryo supporting seat 10 gets into three infrared heating box in proper order and carries out infrared heating, make the bottle embryo soften and be convenient for subsequent bottle blowing shaping operation.

The die carrier assembly 6 comprises a front die plate 47, a middle die plate 48, a rear die plate 49, a linkage die 50 and an opening and closing mechanism for opening and closing the linkage die 50, wherein the front die plate 47, the middle die plate 48 and a thick wood plate are vertically arranged and are linearly arranged, the linkage die 50 can be opened and closed between the front die plate 47 and the middle die plate 48 and is positioned right above a displacement embryo bottle head shaft of the linkage die 50, the front die plate 47 is positioned on the outer side of the chain 8, the middle die plate 48 and the rear die plate 49 are positioned on the inner side of the chain 8, the opening and closing mechanism is positioned between the middle die plate 48 and the rear die plate 49, the bottoms of the front die plate 47, the middle die plate 48 and the rear die plate 49 are respectively in sliding fit with a second sliding rail 51 arranged on the top of the installation plane plate 2, the die carrier assembly 6 further comprises four die carrier guide rods 52 which are horizontally arranged, and the four die carrier guide rods 52 sequentially penetrate through four, the two ends of the opening and closing mechanism are respectively connected with the middle template 48 and the rear template 49 and used for driving the middle template 48 and the rear template 49 to be close to or far away from each other, one half of the linkage mold 50 is fixedly connected with the front template 47, the other half of the linkage mold is fixedly connected with the middle template 48, the middle template 48 and the rear template 49 are driven to be far away from or close to each other through the opening and closing mechanism, so that the linkage mold 50 is opened and closed, when the linkage mold 50 is closed, the internal cavity 77 is complete, bottle blowing molding operation is started, after the bottle blowing molding operation is finished and ice cooling is finished, the linkage mold 50 is opened, and molded bottles move along with the chain.

The opening and closing mechanism comprises a second speed reducer 53, an opening and closing connecting rod 54 and two groups of linkage parts which are symmetrically arranged at two sides of the opening and closing connecting rod 54, two vertical supporting columns 55 are arranged at the top of the mounting plane plate 2, the opening and closing connecting rod 54 is arranged at the middle position of the tops of the two supporting columns 55, the second speed reducer 53 is fixedly arranged at the tops of the two supporting columns 55, an output shaft of the second speed reducer is hinged with the upper ends of the opening and closing connecting rod 54 through a mold closing crankshaft 56, the lower end of the mold closing crankshaft 56 is hinged with a hinged rod 57, two side walls of the hinged rod 57 are in sliding fit with the inner sides of the two supporting columns 55, each group of linkage parts comprises a first crank arm 58, a second crank arm 59, a third crank arm 60 and a fourth crank arm 61, one end of each of the first crank arm 58 and the second crank arm 59 is hinged with the upper end of the hinged rod 57, the other ends of the first crank arm 58 and the second crank, one end of a third crank arm 60 and one end of a fourth crank arm 61 are both hinged with the lower end of a hinge rod 57, the other end of the third crank arm 60 and the other end of the fourth crank arm 61 are respectively hinged with the lower half parts of the middle template 48 and the rear template 49, a first crank arm 58 and a second crank arm 59 are respectively positioned right above the third crank arm 60 and the fourth crank arm 61, a second speed reducer 53 rotates to drive a die closing crankshaft 56 to rotate, the die closing crankshaft 56 rotates to drive an opening and closing connecting rod 54 to move up and down, when the opening and closing connecting rod 54 moves upwards, the hinge rod 57 is driven to integrally ascend, so that the middle template 48 and the rear template 49 are close to each other to realize the opening of the linkage mold 50, and when the opening and closing connecting rod 54 moves downwards, the linkage mold 50 is closed.

Crank arm stretching mechanism 7 includes four sealed jars 62 that set up side by side and four pull rods 63 that can pass sealed jar 62 and upwards extend from bottom to top, and four gas outlets that seal jar 62 are vertical upwards and communicate with the bottom of embryo bottle head axle directly over rather than respectively, seal jar 62 and carry out bottle blowing shaping to the bottle embryo that softens, and at this in-process, pull rods 63 also upwards moves simultaneously and props up the bottle embryo to sealed jar 62 bottle blowing shaping's speed has been accelerated.

Crank arm stretching mechanism 7 still includes the mounting bracket and is used for driving third speed reducer 64 that pull rod 63 reciprocated, four seal the top that jar 62 all fixed set up at the mounting bracket, and the middle part of mounting bracket is provided with gliding linkage plate 65 from top to bottom, and the bottom of four pull rod 63 all is connected with linkage plate 65's top fixed connection, and third speed reducer 64 is located the bottom of mounting bracket and its output shaft is connected with linkage plate 65's bottom transmission, through reciprocating of the rotatory drive pull rod 63 of third speed reducer 64.

The mounting bracket includes roof 66, motor mounting panel 67 and two bar curb plates 68, and two bar curb plates 68 all are vertical setting and are parallel to each other, and roof 66 level sets up at the top of two bar curb plates 68, the bottom both ends of roof 66 respectively with the top fixed connection of two bar curb plates 68, motor mounting panel 67 is vertical state setting in the bottom of two bar curb plates 68 to the top both ends of motor mounting panel 67 and the bottom fixed connection of two bar curb plates 68.

The four sealing cylinders 62 are linearly arranged at the top of the top plate 66, the arrangement direction of the sealing cylinders is consistent with the length direction of the top plate 66, the four sealing cylinders 62 are arranged in a vertical state, the four sealing cylinders are located under the chain 8, when the softened bottle blanks move to the position right above the chain 8, the chain 8 stops rotating, and at the moment, the linkage mold 50 is closed and the sealing cylinders 62 start bottle blowing molding operation.

Two the inboard of bar curb plate 68 all is provided with third slide rail 69, and the equal vertical setting of two third slide rails 69, linkage plate 65 are the level and set up between two bar curb plates 68 to the both ends of linkage plate 65 are all through a slider 70 and the third slide rail 69 sliding fit who corresponds, and roof 66 and four jar 62 of sealing are passed in proper order from bottom to top in the top one-to-one of four pull rods 63, have guaranteed that linkage plate 65 only can be straight-up down, thereby drive four pull rods 63 and straight-up.

The third speed reducer 64 is fixedly arranged on one side of the motor mounting plate 67, a stretching crankshaft 71 and a stretching connecting rod 72 are arranged on the other side of the motor mounting plate 67, the output end of the third speed reducer 64 penetrates through the motor mounting plate 67 to be fixedly connected with one end of the stretching crankshaft 71, the other end of the stretching crankshaft 71 is hinged to the lower end of the stretching connecting rod 72, the upper end of the stretching connecting rod 72 is hinged to the bottom of the linkage plate 65, the length of the stretching connecting rod 72 is larger than that of the stretching crankshaft 71, the third speed reducer 64 rotates to drive the stretching crankshaft 71 to rotate, and the stretching crankshaft 71 rotates to enable the stretching connecting rod 72 to be linked, so that the linkage plate 65 is.

The crank arm stretching mechanism 7 has the characteristics that 1, the structure is simplified, the assembly difficulty is reduced, the assembly is fast, the efficiency is high, and the error is reduced; 2. the stretching crankshaft 71 linkage structure is adopted, the speed is increased, and the stretching connecting rod 72 rotates back and forth for half a turn, so that one stroke of stretching is completed; 3. the stability is good, and the rigidity and the guidance quality are good due to the adoption of a slide rail structure; 4. the speed reducer is adopted, so that the torsion is increased, the stretching force is increased, the range of the thickness of the processed bottle can be increased, the application range of equipment is expanded, the stretching efficiency is high, the speed is high, the power of a servo motor is reduced, and the energy is saved; 5. a servo motor is adopted to convert the circular motion of the stretching crankshaft 71 into the linear motion of the stretching rod, the bottle shape is easier to replace, the touch screen is used for directly adjusting, and the parameter error of a new bottle shape is lower than 0.01 mm; 6. the mounting rack is integrally cast and formed by cast iron, and the rack of the whole machine is cast by nodular cast iron, so that the mounting rack is solid and durable.

The linkage mold 50 comprises two side molds 73, two pressure plates 74, two semicircular molds 75 and a bottom mold 76, wherein a cavity 77 of a half bottle body is arranged on one side of each of the two side molds 73, the number of the cavities 77 is four, the two pressure plates 74 are respectively arranged on the outer sides of the two side molds 73, the bottom mold 76 is positioned between the two pressure plates 74 and is fixedly connected with one of the pressure plates 74, one side of the bottom mold 76 is attached to the same end of the two side molds 73, the bottom mold 76 is elastically connected with the adjacent side mold 73, one of the pressure plates 74 is fixedly connected with a wedge-shaped pressure plate 80 which can be attached to and abutted against the outer side of the bottom mold 76, the two semicircular molds 75 are fixedly arranged at one end of the side mold 73 far away from the bottom mold 76, the semicircular molds 75 are positioned at the bottle mouths of the cavities 77, and when the two side molds 73 and one bottom mold are closed together, the formed cavity is the shape of the bottle blank after blowing.

The two pressure plates 74 are arranged in parallel, the width of the bottom die 76 is equal to the distance between the two pressure plates 74, four fixed dies 78 for forming the bottle bottom are arranged on one side, close to the side die 73, of the bottom die 76, the fixed dies 78 are fixedly arranged on the bottom die 76, and the bottle bottom is formed in the bottle blowing process.

One side of the bottom die 76 provided with the fixed die 78 is attached to the two side dies 73, a plurality of springs 79 are arranged between the bottom die 76 and one of the side dies 73, and two ends of each spring 79 are respectively abutted to the bottom die 76 and the side die 73.

The length of the pressure plate 74 is greater than that of the side mold 73, and the width of the pressure plate 74 is greater than that of the side mold 73.

The length of the bottom die 76 is equal to that of the side die 73, and the width of the bottom die 76 is equal to the sum of the thicknesses of the two side dies 73.

The working principle is as follows: when the bottle blank feeding device works, the first speed reducer 14 rotates to drive the driving large chain wheel 11 to rotate, so that the driving large chain wheel 11 and the three driven large chain wheels 12 are matched to drive the chain 8 to rotate anticlockwise, one end of the aluminum seat 18 is fixed on the chain 8, all bottle blank supporting seats 10 move anticlockwise under the rotation of the chain 8, the bottle blanks conveyed by an external conveying belt are grabbed by the bottle blank feeding mechanical hand and are buckled on the top of the corresponding bottle blank head shaft 17 in an inverted mode, the chain 8 is ready to enter the lamp box assembly for preheating treatment, after the bottle blanks are clamped by the grabbing mechanism, the whole grabbing mechanism is lifted by the lifting cylinder 22 to be separated from the external conveying belt, the whole grabbing mechanism is pulled close to the chain 8 by the translation cylinder 25, at the moment, the rotating cylinder 23 works to overturn the grabbing mechanism by 180 degrees, so that the bottle blanks are buckled on the bottle blank head shafts 17 in an inverted mode one-to one correspondence mode, after the bottle embryo is reversely buckled on the bottle embryo head shaft 17, the bottle embryo pressing air cylinder 39 drives the bottle embryo pressing pressure head 40 to descend until the bottle embryo is tightly pressed with the bottle embryo head shaft 17, the bottle embryo which is reversely buckled and tightly pressed on the bottle embryo supporting seat 10 sequentially enters three infrared heating boxes for infrared heating treatment, so that the bottle embryo is softened to facilitate subsequent bottle blowing molding operation, one half of the linkage mold 50 is fixedly connected with the front mold plate 47, the other half of the linkage mold 50 is fixedly connected with the middle mold plate 48, the middle mold plate 48 and the rear mold plate 49 are driven to be away from or close to each other through the opening and closing mechanism, so that the linkage mold 50 is opened and closed, when the linkage mold 50 is closed, the internal cavity 77 is complete, the bottle blowing molding operation is started, the four sealing air cylinders are positioned under the chain 8, when the softened bottle embryo moves to the right above along with the chain 8, the chain 8 stops rotating, and at the moment, the, the jar 62 that seals carries out bottle blowing shaping to the bottle embryo that softens, and at this in-process, pull rod 63 also upwards moves simultaneously and props up the bottle embryo to sealed jar 62 bottle blowing shaping's speed has been accelerated, and after accomplishing bottle blowing shaping operation ice-cooling, linkage mould 50 is opened, and the fashioned bottle moves and waits to be taken away by bottle taking manipulator 5 along with chain 8.

The above description is only a preferred embodiment of the present invention, and is not intended to limit the technical scope of the present invention, so that any minor modifications, equivalent changes and modifications made to the above embodiment according to the technical spirit of the present invention are within the technical scope of the present invention.

Claims

1. An automatic bottle blowing machine is characterized in that: comprises a frame (1), an installation plane plate (2), a transmission assembly, an embryo feeding mechanical arm (3), an embryo pressing assembly, a bottle taking mechanical arm (5), a lamp box assembly, a mold frame assembly (6) and a crank arm stretching mechanism (7), wherein the embryo feeding mechanical arm (3), the bottle taking mechanical arm (5), the embryo pressing assembly, the lamp box assembly and the mold frame assembly (6) are all arranged at the top of the installation plane plate (2), the crank arm stretching mechanism (7) is arranged at the bottom of the installation plane plate (2), the installation plane plate (2) is of a rectangular structure and is arranged at the top of the frame (1), the transmission assembly is arranged at the top of the installation plane plate (2) and comprises a chain (8) and a plurality of bottle embryos (9) fully distributed on the chain (8), the chain (8) is rectangular and is horizontally arranged right above the installation plane plate (2), and a driving mechanism for driving the chain (8) to rotate is arranged at the inner side of the chain (8), the bottle embryo supporting seat (9) is connected with the chain (8) and can move forward along with the rotation of the chain (8), the upper embryo manipulator (3) and the bottle taking manipulator (5) are both arranged on the outer side of the chain (8), the embryo pressing assembly is arranged on the inner side of the chain (8) corresponding to the position of the upper embryo manipulator (3), the lamp box assembly, the die set assembly (6), the crank arm stretching mechanism (7) and the bottle taking mechanical assembly are distributed on the top of the installation plane plate (2) along the anticlockwise direction, and the chain (8) rotates along the anticlockwise direction and sequentially penetrates through the lamp box assembly and the die set assembly (6); the driving mechanism comprises a large driving chain wheel (11) and three large driven chain wheels (12), chain wheel seats (13) are arranged below the large driving chain wheel (11) and the three large driven chain wheels (12), the large driving chain wheel (11) and the three large driven chain wheels (12) can be rotatably arranged at the tops of the corresponding chain wheel seats (13), a first speed reducer (14) used for driving the large driving chain wheel (11) to rotate is arranged in the chain wheel seat (13) below the large driving chain wheel (11), the large driving chain wheel (11) and the three large driven chain wheels (12) are respectively meshed with four corners of the inner side of a chain (8), a plurality of support frames (15) for the chain (8) to be erected are arranged at the top of the mounting plane plate (2), the bottoms of the chains (8) are erected at the tops of all the support frames (15) and the chain wheel seats (13), a guide rail (16) with a rectangular structure is further arranged at the outer side of the chain (8), one end of the bottle blank supporting seat (9) far away from the chain (8) can be erected at the top of the guide rail (16) in a sliding manner; the bottle blank supporting seat (9) comprises a bottle blank head shaft (17), an aluminum seat (18) and a rotation gear (19), one end of the aluminum seat (18) is fixedly connected with a chain (8), the other end of the aluminum seat is erected at the top of a guide rail (16) through a roller (20), the rotation gear (19) is fixedly sleeved at the outer side of the middle of the bottle blank head shaft (17), the lower half part of the bottle blank head shaft (17) can be rotatably inserted into the aluminum seat (18), the bottle blank head shaft (17) is vertically arranged, the rotation gear (19) is horizontally arranged, and a gap is reserved between the bottom of the rotation gear (19) and the top of the aluminum seat (18); the structure of the upper preform manipulator (3) is the same as that of the bottle taking manipulator (5), the upper preform manipulator and the bottle taking manipulator both comprise a sliding plate (21), a lifting cylinder (22), a rotating cylinder (23), an upper bedplate (24), a translation cylinder (25) and a plurality of grabbing mechanisms, the bottom of the sliding plate (21) is in sliding fit with a first sliding rail (26) horizontally arranged at the top of an installation plane plate (2), the length direction of the first sliding rail (26) is perpendicular to the edge of the installation plane plate (2), the translation cylinder (25) is horizontally arranged at one end, far away from the edge of the installation plane plate (2), of the first sliding rail (26), the output end of the translation cylinder (25) is fixedly connected with the sliding plate (21), the lifting cylinder (22) is vertically arranged at the center of the top of the sliding plate (21) and the output end of the lifting cylinder is fixedly connected with the center of the upper bedplate (24) right above, the upper bedplate (24) is horizontally arranged right above the, and the upper bedplate (24) is connected with four corners of the sliding plate (21) through four linear bearings (27) which are vertically arranged, the rotating cylinder (23) is horizontally and fixedly arranged at one end of the upper bedplate (24), the output end of the rotating cylinder is connected with a horizontal manipulator shaft (28), one end of the manipulator shaft (28) far away from the rotating cylinder (23) is connected with a bearing seat (29) at one end of the top of the upper bedplate (24), all grabbing mechanisms are linearly arranged and are arranged on the manipulator shaft (28) at equal intervals, an upper embryo positioning fork (30) for stabilizing the bottle embryo head shaft (17) is further arranged on the sliding plate (21) of the upper embryo manipulator (3), the upper embryo positioning fork (30) is positioned between the chain (8) and the manipulator shaft (28), and one end of the top of the upper embryo positioning fork (30) close to the chain (8) is provided with a plurality of semi-annular positioning grooves (31) which are jointed with the outer wall of the bottle embryo head shaft (17), one end of the upper embryo positioning fork (30) with a hemispherical positioning groove can extend into a gap between the rotation gear (19) and the aluminum seat (18); each grabbing mechanism comprises a clamping hand rod (32), a clamping cylinder (33) and a clamping jaw (34), the clamping jaw (34) is connected with the output end of the clamping cylinder (33), the clamping cylinder (33) is fixedly connected with one end of the clamping hand rod (32), the other end of the clamping hand rod (32) is fixedly sleeved on the outer side of a manipulator shaft (28), the length direction of all the clamping hand rods (32) is perpendicular to the axis direction of the manipulator shaft (28), all the clamping hand rods (32) are arranged on the manipulator shaft (28) in the same direction, and the top of the upper bedplate (24) is provided with a plurality of positioning blocks (35) and buffers (36) for the clamping hand rods (32) to abut against; the embryo pressing component comprises an embryo pressing beam (37) and an embryo pressing plate (38), the blank pressing device comprises a blank pressing cylinder (39) and a plurality of blank pressing heads (40), wherein all blank pressing heads (40) are located right above a bottle blank supporting seat (9), a blank pressing cross beam (37) is connected with an installation plane plate (2) through two vertically arranged optical axes (41), the blank pressing cross beam (37) is fixedly connected with the tops of the two optical axes (41), the blank pressing cylinder (39) is fixedly arranged at the top of the blank pressing cross beam (37), the output end of the blank pressing cylinder vertically penetrates through the blank pressing cross beam (37) downwards, the output shaft of the blank pressing cylinder (39) is fixedly connected with a blank pressing plate (38) below the blank pressing cross beam (37), two blank pressing guide rods (42) vertically penetrating through the blank pressing cross beam (37) upwards are arranged at the top of the blank pressing plate (38), and all blank pressing heads (40) are arranged at the bottom of the blank pressing plate (38) at intervals in a straight line; the lamp box component comprises three infrared heating lamp boxes (43) arranged right above a chain (8), the three infrared heating lamp boxes (43) are arranged in a U shape, the chain (8) sequentially penetrates through the three infrared heating lamp boxes (43) along the anticlockwise direction, a plurality of infrared lamp tubes (44) used for heating bottle blanks are arranged in each infrared heating lamp box (43), a fan (45) used for dissipating heat is arranged on the back of each infrared heating lamp box (43), two autorotation supporting wheels (46) capable of being meshed with the adjacent autorotation gears (19) are further arranged on the inner side of the chain (8), and the two autorotation supporting wheels (46) are respectively positioned at two ends of the three infrared heating lamp boxes (43) of the lamp box component in the arrangement direction; the die carrier assembly (6) comprises a front die plate (47), a middle die plate (48), a rear die plate (49), a linkage die (50) and an opening and closing mechanism for opening and closing the linkage die (50), wherein the front die plate (47), the middle die plate (48) and the rear die plate (49) are vertically arranged and are linearly arranged, the linkage die (50) can be opened and closed between the front die plate (47) and the middle die plate (48), the linkage die (50) is positioned right above a bottle parison shaft (17), the front die plate (47) is positioned on the outer side of a chain (8), the middle die plate (48) and the rear die plate (49) are positioned on the inner side of the chain (8), the opening and closing mechanism is positioned between the middle die plate (48) and the rear die plate (49), the bottoms of the front die plate (47), the middle die plate (48) and the rear die plate (49) are in sliding fit with a second sliding rail (51) arranged at the top of the installation plane plate (2), the die carrier assembly (6) further comprises four die carrier guide rods (52) which are horizontally arranged, the four die carrier guide rods (52) sequentially penetrate through four corners of the front die plate (47), the middle die plate (48) and the rear die plate (49), and two ends of the opening and closing mechanism are respectively connected with the middle die plate (48) and the rear die plate (49) and used for driving the middle die plate (48) and the rear die plate (49) to be close to or far away from each other; the opening and closing mechanism comprises a second speed reducer (53), an opening and closing connecting rod (54) and two groups of linkage components which are symmetrically arranged on two sides of the opening and closing connecting rod (54), two vertical supporting columns (55) are arranged on the top of the mounting plane plate (2), the opening and closing connecting rod (54) is arranged in the middle of the tops of the two supporting columns (55), the second speed reducer (53) is fixedly arranged on the tops of the two supporting columns (55), an output shaft of the second speed reducer is hinged with the upper end of the opening and closing connecting rod (54) through a die-closing crankshaft (56), the lower end of the die-closing crankshaft (56) is hinged with a hinged rod (57), two side walls of the hinged rod (57) are in sliding fit with the inner sides of the two supporting columns (55), each group of linkage components comprises a first crank arm (58), a second crank arm (59), a third crank arm (60) and a fourth crank arm (61), one end of each first crank arm (58) and one end of each second crank arm, the other ends of the first crank arm (58) and the second crank arm (59) are respectively hinged with the upper half parts of the middle template (48) and the rear template (49), one ends of the third crank arm (60) and the fourth crank arm (61) are respectively hinged with the lower end of the hinge rod (57), the other ends of the third crank arm (60) and the fourth crank arm (61) are respectively hinged with the lower half parts of the middle template (48) and the rear template (49), and the first crank arm (58) and the second crank arm (59) are respectively positioned right above the third crank arm (60) and the fourth crank arm (61); crank arm stretching mechanism (7) are including can four sealing cylinder (62) that set up side by side and four pull rod (63) that can pass sealing cylinder (62) from bottom to top and upwards extend, and the gas outlet of four sealing cylinder (62) is vertical upwards and communicate with the bottom of embryo bottle head axle directly over it respectively.