CN210415490U

CN210415490U - Automatic blank-falling type bottle blowing machine capable of up-down conveying

Info

Publication number: CN210415490U
Application number: CN201920811111.9U
Authority: CN
Inventors: 林明茳
Original assignee: Individual
Current assignee: Individual
Priority date: 2019-05-31
Filing date: 2019-05-31
Publication date: 2020-04-28
Anticipated expiration: 2029-05-31

Abstract

An automatic blank falling type bottle blowing machine with up-down conveying comprises a heating conveying mechanism and a blank falling drawing and blowing mechanism, wherein the heating conveying mechanism comprises a conveying support provided with a left conveying shaft and a right conveying shaft, the left conveying shaft is provided with a front left gear and a rear left gear, the right conveying shaft is provided with a front right gear and a rear right gear, a front conveying chain is arranged between the front left gear and the front right gear, a rear conveying chain is arranged between the rear left gear and the rear right gear, a blank seat mounting plate is arranged on the front conveying chain and the rear conveying chain, a front blank seat and a rear blank seat are arranged on the blank seat mounting plate, a heating lamp tube is arranged below a heating fixed seat on the conveying support, the heating lamp tube is positioned between the front blank seat and the rear blank seat, the blank falling drawing and blowing mechanism comprises a setting template, a movable template, a bottom plate and a bottom plate on the drawing and blowing bracket, the movable template is driven by power, a fixed template is provided with a fixed mold, a movable mold is arranged on, the guide rod is provided with an upper fixed seat, and the upper fixed seat is provided with a drawing and blowing cylinder and a front blank falling hopper and a rear blank falling hopper.

Description

Automatic blank-falling type bottle blowing machine capable of up-down conveying

Technical Field

The utility model relates to a bottle blowing machine, in particular to an automatic blank-falling type bottle blowing machine with up-down conveying.

Background

The plastic raw material such as PET is processed into hollow containers such as mineral water bottles, oil bottles and the like by injection, drawing and blowing, firstly, the plastic raw material is injected into bottle blanks by an injection molding machine, the bottle blanks are secondarily heated by a heating and conveying mechanism, and then the heated bottle blanks are drawn and blown by a drawing and blowing mechanism to be molded. The conveying chain in the existing heating conveying mechanism is generally in a rectangular horizontal conveying mode, and heating lamp tubes are arranged on two sides of the conveying chain, so that the structure has the following defects: firstly, a rectangular conveying chain occupies a large space, so that the volume of the whole machine is increased, and the occupied area is large; and the outer radian of the corner of the rectangular conveying chain is large, and the inner radian of the corner is small, so that the heating effect of the bottle blank by the heating lamp tube positioned on the outer side of the corner and the heating effect of the heating lamp tube positioned on the inner side of the corner are different, the bottle blank is easily heated unevenly, and the yield is influenced. In addition, the bottle blank heated in the heating and conveying mechanism of the existing bottle blowing machine is usually clamped into the stretch blowing mechanism by a manipulator for stretch blowing molding, and the manipulator has a complex structure, low speed and low production efficiency.

Disclosure of Invention

The utility model aims at overcoming the defects of the prior art and providing the automatic blank-falling bottle blowing machine which has the advantages of reducing the whole volume, uniformly heating bottle blanks, having high blank-falling speed and improving the production efficiency.

The utility model discloses carry automatic base formula bottle blowing machine that falls from top to bottom's technical scheme is: the blank falling and drawing and blowing device comprises a heating and conveying mechanism and a blank falling and drawing and blowing mechanism, wherein one side of the heating and conveying mechanism is connected with an upper blank connecting mechanism, the other side of the heating and conveying mechanism is connected with the blank falling and drawing and blowing mechanism, the heating and conveying mechanism comprises a conveying support, a left conveying shaft and a right conveying shaft are arranged on the conveying support, a front left gear and a rear left gear are arranged on the left conveying shaft, a front right gear and a rear right gear are arranged on the right conveying shaft, a front conveying chain is arranged between the left gear and the right gear on the front side, a rear conveying chain is arranged between the left gear and the right gear on the rear side, bottle blank seat mounting plates are arranged on the front conveying chain and the rear conveying chain, a front bottle blank seat and a rear bottle blank seat are respectively arranged on each bottle blank seat mounting plate, a heating fixing seat is arranged on the conveying support, a heating lamp tube is arranged below the heating fixing seat, the heating lamp tube is positioned between the front bottle, The movable mould plate is in sliding fit with the guide rod through power drive, the fixed mould plate is provided with the fixed mould, the movable mould plate is provided with the movable mould, the fixed mould, the movable mould and the bottom mould are matched, the upper opening part of the movable mould is provided with the front blank dropping clamping plate and the rear blank dropping clamping plate, the blank dropping clamping plates are provided with blank dropping clamping grooves, the guide rod is provided with the upper fixed seat, the upper fixed seat is provided with the drawing and blowing air cylinder and the front blank dropping hopper and the rear blank dropping hopper, the upper opening of the blank dropping hopper corresponds to a bottle blank falling in the heating and conveying mechanism, and the lower opening of the blank dropping hopper corresponds to the blank dropping clamping grooves.

The utility model discloses an automatic blank-falling bottle blowing machine with up-down conveying, which mainly conveys the front and back conveying chains of a heating and conveying mechanism up and down (the upper and lower sides of the conveying chains are horizontal conveying, the left and right sides are semicircular corners), bottle blank seat mounting plates arranged on the front and back conveying chains and the front and back bottle blank seats are also conveyed up and down, a heating lamp tube is arranged between the front and back bottle blank seats, when the bottle blank seats are moved to the rightmost side position, the bottle blanks are placed on the front and back bottle blank seats by a blank feeding mechanism (the concrete structure of the blank feeding mechanism is the prior art), the bottle blank seats are in an upward state and are always horizontally moved leftwards, because the heating lamp tube is positioned between the front and back bottle blank seats, the front and back bottle blanks can be uniformly heated, when the conveying chains drive the bottle blank seats and the bottle blanks to be moved to the leftmost position, the conveying chains drive the bottle blank seats and the bottle blanks to gradually rotate downwards by taking a left conveying shaft as the circle center, when the bottle blank inclines downwards, the bottle blank falls downwards into the blank falling hopper under the action of gravity, the blank falling hopper can be made into a structure with a large upper opening and a small lower opening, the blank falling hopper guides the bottle blank to enable the bottle blank to fall downwards into the blank falling clamping plate of the movable mold along the blank falling hopper, the bottle blank is clamped by the blank falling clamping groove of the blank falling clamping plate, then the movable mold plate is driven by power to move leftwards, the movable mold plate drives the movable mold, the blank falling clamping plate and the bottle blank to be closed leftwards, meanwhile, the bottom mold is also upwards closed with the movable mold and the fixed mold, then the piston rod of the drawing and blowing cylinder drives the stretching rod to draw and blow the bottle blank for molding, and finally, the mold is opened, and the plastic bottle formed by drawing and blowing can. According to the automatic blank falling type bottle blowing machine with the vertical conveying function, the conveying chain runs vertically, the size is small, the size of the whole machine is reduced, and the occupied space is small; secondly, arranging the heating lamp tube between the front and the rear groups of bottle blank seats, wherein the front and the rear groups of bottle blank seats horizontally pass through the heating lamp tube, and the heating lamp tube uniformly heats the bottle blanks on the left and the right groups of bottle blank seats, so that the finished product rate of the bottle blank stretch blow molding is improved; and thirdly, the bottle blank falls into the blank falling clamping plate of the movable die through automatic blank falling, and the blank falling hopper guides the bottle blank, so that the bottle blank can accurately and smoothly fall into the blank falling clamping plate, the blank falling speed is high, and the production efficiency is improved.

The utility model discloses carry automatic base formula bottle blowing machine that falls from top to bottom, set up two sets of preceding connecting rods about between movable mould board and bottom plate, well connecting rod and back connecting rod, sell a swivelling joint between preceding, well, the back connecting rod, connect the connecting rod seat between two connecting rods in upper and lower, the upper and lower two of connecting rod seat is through round pin axle and well connecting rod swivelling joint, open threaded hole in the connecting rod seat, set up servo motor in one side of bottom plate, servo motor's transport axle passes the bottom plate and connects the lead screw, the screw hole screw-thread fit of lead screw and connecting rod seat. When the die is opened and closed, the servo motor drives the screw rod to rotate, the screw rod is matched with the threaded hole of the connecting rod seat in a rotating mode, when the screw rod rotates forwards, the screw rod drives the connecting rod seat to move leftwards, the connecting rod seat drives the front, middle and rear connecting rods to be unfolded, the front, middle and rear connecting rods push the movable die plate to move leftwards, so that the die is closed, when the screw rod rotates reversely, the screw rod drives the connecting rod seat to move rightwards, the connecting rod seat drives the front, middle and rear connecting rods to bend, the front, middle and rear connecting rods drive the movable die plate to move rightwards, so that the die is opened and closed, the die opening and closing action is driven by the servo motor, the die opening and closing speed. One side of the movable template, which is positioned on the bottom die, is provided with a guide plate, an inclined guide groove is formed in the guide plate, guide slide bars are arranged on two sides of the lower part of the bottom die, and the guide slide bars are matched with the inclined guide groove. When the movable template moves rightwards to perform die assembly, the movable template drives the guide plate to move rightwards, the inclined guide groove in the guide plate is matched with the guide slide rod of the bottom die to drive the guide slide rod to gradually move upwards along the inclined direction of the inclined guide groove, so that the bottom die and the movable template perform die assembly together, and the die opening direction of the die is opposite, so that the die opening of the bottom die and the movable template is synchronous.

Drawings

FIG. 1 is a schematic front view of an automatic blank-dropping bottle blowing machine with up-and-down conveying function;

FIG. 2 is a schematic top view of the automatic blank-dropping bottle blowing machine with vertical conveying according to the present invention;

FIG. 3 is a perspective view of the drop blow mechanism in a mold closed state;

FIG. 4 is a schematic perspective view of the falling blank stretch-blow mechanism in an open state;

FIG. 5 is a perspective view of the falling blank stretch-blow mechanism in another direction in the mold-opened state;

FIG. 6 is a schematic perspective view of a movable mold provided with two blank dropping snap-gauge plates arranged in front and at back.

Detailed Description

The utility model relates to an automatic blank falling type bottle blowing machine with up-down conveying, as shown in figure 1-figure 6, comprising a heating conveying mechanism 1 and a blank falling drawing and blowing mechanism 3, wherein one side of the heating conveying mechanism is connected with an upper blank connecting mechanism, the other side of the heating conveying mechanism is connected with the blank falling drawing and blowing mechanism, the heating conveying mechanism 1 comprises a conveying bracket 11, a left conveying shaft 12 and a right conveying shaft 13 are arranged on the conveying bracket, a front left gear and a rear left gear are arranged on the left conveying shaft, a front right gear and a rear right gear are arranged on the right conveying shaft, a front conveying chain 14 is arranged between the left gear and the right gear on the front side, a rear conveying chain 15 is arranged between the left gear and the right gear on the rear side, a blank mounting plate 16 is arranged on the front conveying chain and the rear conveying chain, a front blank seat 17 and a rear blank seat 18 are respectively arranged on each blank mounting plate, a heating fixing seat 19 is arranged on the conveying bracket 11, a heating, the heating lamp tube is located between the front bottle blank seat and the rear bottle blank seat, the blank falling stretch-blow mechanism 3 comprises a stretch-blow support 31, a fixed template 32, a movable template 33, a bottom plate 34 and a bottom die 35 are arranged on the stretch-blow support, a guide rod 36 is connected between the fixed template, the movable template and the bottom plate, the movable template is in sliding fit with the guide rod through power drive, a fixed mold 37 is arranged on the fixed template, a movable mold 38 is arranged on the movable template, the fixed mold, the movable mold and the bottom die 35 are matched, a front blank falling clamping plate 39 and a rear blank falling clamping plate 39 are arranged at an upper opening of the movable mold, a blank falling clamping groove 40 is formed in the blank falling clamping plates, an upper fixed seat 41 is arranged on the guide rod 36, a stretch-blow cylinder 42 and a front blank falling hopper 43 and a rear blank falling hopper are arranged on the upper fixed seat, an upper opening of the blank. The front and

rear conveying chains

14, 15 of the heating and conveying mechanism 1 are conveyed up and down (the upper and lower sides of the conveying chains are horizontally conveyed, the left and right sides are semicircular corners), the bottle blank seat mounting plates 16 and the front and rear bottle

blank seats

17, 18 arranged on the front and rear conveying chains are also conveyed up and down, and the heating lamp tube 20 is arranged between the front and rear bottle blank seats, when the bottle blank seats run to the rightmost side position, the bottle blanks are placed on the front and rear bottle

blank seats

17, 18 by the blank feeding mechanism (the concrete structure of the blank feeding mechanism is the prior art), the bottle blank seats are in an upward state and run horizontally to the left, because the heating lamp tube 20 is positioned between the front and rear bottle blank seats, the front and rear bottle blanks can be uniformly heated, when the conveying chains drive the bottle blank seats and the bottle blanks to run to the leftmost position, the conveying chains drive the bottle blank seats and the bottle blanks to gradually rotate downwards by taking the left conveying shaft 12 as the center, when the bottle blank inclines downwards, the bottle blank falls downwards into a blank falling hopper 43 under the action of gravity, the blank falling hopper can be made into a structure with a large upper opening and a small lower opening, the blank falling hopper guides the bottle blank to enable the bottle blank to fall downwards into a blank falling clamping plate 39 of a movable die 38 along the blank falling hopper, the bottle blank is clamped by a blank falling clamping groove 40 of the blank falling clamping plate, then the movable die plate 33 is driven to move leftwards by power, the movable die plate drives the movable die 38, the blank falling clamping plate 39 and the bottle blank to be closed leftwards, meanwhile, a bottom die 35 is also closed upwards with the movable die 38 and a fixed die 37, a piston rod of a drawing and blowing cylinder 42 drives a drawing rod to draw and blow the bottle blank for molding, finally, the die is opened, and the drawing and blowing molded plastic bottle can be taken out through. According to the automatic blank falling type bottle blowing machine with the vertical conveying function, the conveying chain runs vertically, the size is small, the size of the whole machine is reduced, and the occupied space is small; secondly, arranging the heating lamp tube 20 between the front and the rear groups of bottle blank seats, wherein the front and the rear groups of bottle blank seats horizontally pass through the heating lamp tube, and the heating lamp tube uniformly heats the bottle blanks on the left and the right groups of bottle blank seats, so that the finished product rate of the bottle blank stretch blow molding is improved; third, the bottle base falls to the base cardboard 39 that falls of movable mould 38 through automatic base that falls, falls base fill 43 and leads to the bottle base, makes the bottle base can be accurate, smooth fall to the base cardboard that falls in, and the base is fast, improves production efficiency. An upper group of front connecting rods 44, a lower group of middle connecting rods 45 and a rear connecting rod 46 are arranged between the movable template 33 and the bottom plate 34, the front connecting rods, the middle connecting rods and the rear connecting rods are in rotary connection through pin shafts, a connecting rod seat 47 is connected between the upper middle connecting rods and the lower middle connecting rods, the upper end and the lower end of the connecting rod seat are in rotary connection with the middle connecting rods 45 through pin shafts, threaded holes are formed in the connecting rod seat, a servo motor 48 is arranged on one side of the bottom plate 34, a conveying shaft of the servo motor penetrates through the bottom plate to be connected with a screw rod 49, and. When the mold is opened and closed, the servo motor 48 drives the screw rod 49 to rotate, the screw rod is in rotary fit with the threaded hole of the connecting rod seat 47, when the screw rod 49 rotates in the forward direction, the screw rod drives the connecting rod seat 47 to move leftwards, the connecting rod seat drives the front, middle and rear connecting

rods

44, 45 and 46 to be unfolded, the front, middle and rear connecting rods push the movable mold plate 33 to move leftwards, so that the mold is closed, when the screw rod 49 rotates in the reverse direction, the screw rod drives the connecting rod seat 47 to move rightwards, the connecting rod seat drives the front, middle and rear connecting rods to bend, and the front, middle and rear connecting

rods

44, 45 and 46 drive the movable mold plate 33 to move rightwards, so that the mold is opened and closed, the mold opening and closing action is driven by the servo motor 48, the. A guide plate 50 is arranged on one side, located on the bottom die 35, of the movable die plate 33, an inclined guide groove 51 is formed in the guide plate, and guide slide bars 52 are formed on two sides of the lower portion of the bottom die 35 and are matched with the inclined guide groove. When the movable mold plate 33 moves rightwards to mold, the movable mold plate drives the guide plate 50 to move rightwards, the inclined guide groove 51 in the guide plate is matched with the guide slide rod 52 of the bottom mold 35 to drive the guide slide rod to gradually move upwards along the inclined direction of the inclined guide groove 51, so that the bottom mold 35 and the movable mold plate 33 are matched together, the mold opening direction of the mold is opposite, and the mold opening and closing of the bottom mold 35 and the movable mold plate 33 are synchronous.

Claims

1. Automatic blank formula bottle blowing machine that falls of upper and lower transport, including heating conveying mechanism (1) and the blank that falls draws and blows mechanism (3), the blank mechanism is connected in heating conveying mechanism's one side, and heating conveying mechanism's opposite side is drawn with the blank that falls and is blown the mechanism and be connected its characterized in that: the heating and conveying mechanism (1) comprises a conveying support (11), a left conveying shaft (12) and a right conveying shaft (13) are arranged on the conveying support, a front left gear and a rear left gear are arranged on the left conveying shaft, a front right gear and a rear right gear are arranged on the right conveying shaft, a front conveying chain (14) is arranged between the left gear and the right gear on the front side, a rear conveying chain (15) is arranged between the left gear and the right gear on the rear side, bottle blank seat mounting plates (16) are arranged on the front conveying chain and the rear conveying chain, a front bottle blank seat (17) and a rear bottle blank seat (18) are respectively arranged on each bottle blank seat mounting plate, a heating fixing seat (19) is arranged on the conveying support (11), a heating lamp tube (20) is arranged below the heating fixing seat and is positioned between the front bottle blank seat and the rear bottle blank seat, the blank falling stretch-blow mechanism (3) comprises a stretch-blow support (31), and a fixed template (32) is, The blank falling device comprises a movable template (33), a bottom plate (34) and a bottom die (35), a guide rod (36) is connected between the fixed template and the bottom plate, the movable template is in sliding fit with the guide rod through power drive, a fixed die (37) is arranged on the fixed template, a movable die (38) is arranged on the movable template, the fixed die, the movable die and the bottom die (35) are matched, a front blank falling clamping plate and a rear blank falling clamping plate (39) are arranged at an upper opening of the movable die, a blank falling clamping groove (40) is formed in the blank falling clamping plates, an upper fixing seat (41) is arranged on the guide rod (36), a drawing and blowing air cylinder (42) and a front blank falling hopper and a rear blank falling hopper (43) are arranged on the upper fixing seat, an upper opening of the blank falling hopper corresponds to a bottle blank falling.

2. The automatic blank falling type bottle blowing machine according to claim 1, wherein: two sets of preceding connecting rods (44), well connecting rod (45) and back connecting rod (46) about setting up between movable mould board (33) and bottom plate (34), sell axle swivelling joint between preceding, well, the back connecting rod, connect connecting rod seat (47) between two upper and lower well connecting rods, the upper and lower both ends of connecting rod seat are through round pin axle and well connecting rod swivelling joint, open threaded hole in the connecting rod seat, set up servo motor (48) in one side of bottom plate (34), servo motor's delivery shaft passes bottom plate connection lead screw (49), the screw hole screw-thread fit of lead screw and connecting rod seat.

3. The automatic blank falling type bottle blowing machine according to claim 1, wherein: one side of the movable template (33) positioned on the bottom die (35) is provided with a guide plate (50), an inclined guide groove (51) is formed in the guide plate, guide sliding rods (52) are arranged on two sides of the lower part of the bottom die (35) and matched with the inclined guide groove.