CN201056050Y

CN201056050Y - Vertically lifting type plastics extrusion blow machine

Info

Publication number: CN201056050Y
Application number: CNU2006201400801U
Authority: CN
Inventors: 王自强
Original assignee: 王自强
Current assignee: Zhejiang East Zhouqiang Plastic & Mould Industry Co., Ltd.
Priority date: 2006-11-15
Filing date: 2006-11-15
Publication date: 2008-05-07
Anticipated expiration: 2016-11-15

Abstract

A vertical-elevating plastic extrusion blow molding machine comprises a pedestal, and a plastic extrusion mechanism, a cutting mechanism, a blow mold and an operation mechanism arranged on the pedestal, wherein, the extrusion mechanism is a deceleration machine connected with a barrel screw, and the barrel screw is connected with a mold head. The machine is characterized in that four pillar sleeves are arranged on the pedestal; pillars are arranged in the pillar sleeves; a vertical-elevating cylinder is arranged at the center of the four pillar sleeves; the connection part between the four pillars and the piston rod of the cylinder is firmly fixed below an extrusion platform at top end thereof; and a plastic extrusion mechanism is arranged on the extrusion platform. The vertical-elevating plastic extrusion blow molding machine of the utility model overcomes the problems of poor flatness of bottle mouth and large waste sides resulting from the bent blank due to single-head warpage of the extrusion hole.

Description

Vertical lifting formula plastic extrusion blowing machine

Technical field

The utility model relates to vertical lifting formula plastic extrusion blowing machine, is mainly used in hollow plastic containers such as producing bottle for cosmetics, medicine bottle and beverage bottle, belongs to the plastics machinery field.

Background technology

The plastic extrusion blowing make-up machine, be widely used in producing various bottle for cosmetics, medicine bottle and beverage bottle etc., such machine generally can be divided into the processing of the method for fractional steps or one-step method, method of fractional steps processing is at first extruded plastic raw materials by extruder, to extrude blank again and deliver to blow molding in the blow moulding machine, the shortcoming of this method is that production efficiency is low, and it is many to take the place, workshop.One-step method processing be extrusion molding and blowing on same machine, the production efficiency height.But existing one-step method plastic extrusion blowing make-up machine but exists following shortcoming: the one, and the plastics of extruding are continuous discharging, though hocket but some blow moulding machine is two groups, can alternately in the displacement interruption arranged still, this is interrupted in the charging and must raises the head of extruding of extruder, the material of extruding continuously is suspended under the extrusion, then subsequent processing begins, and the plastics of having extruded are just in time sent in the mould.Problem is that prior art makes the extrusion machine head rising adopt the single head perk, bracing frame promptly is installed at extruder middle part, and the power that pulls down in connection of charging of extruder is when power draws to next, extrusion (die head) single head rises, because this rising is to carry out around the bracing frame in the middle of the extruder, the plastics of extruder mouth (die head) produce bending, send into the extruded stock of bending in the blow mold after, the out-of-flatness of moulding bottle, slitter edge is many, and both waste material influenced the bottle blowing quality again; The 2nd, existing extruding and blowing machine is not placed inserts mechanism, and shaped article can not be beaten inserts, uses limitation big.

Summary of the invention

The purpose of this utility model is in order to overcome the shortcoming that prior art exists, to provide a kind of extrusion mechanism translation to rise, and extruded stock is vertically neatly sent into mould, ensures the quality of products, and saves material, and can process the vertical lifting formula plastic extrusion blowing machine of inserts.

The technical scheme of the utility model vertical lifting formula plastic extrusion blowing machine is: a support is arranged, plastic extruder structure, material cutting mechanism, blow mold and travelling mechanism are installed on the support, described extrusion mechanism is a reductor, reductor connects the barrel screw rod, the barrel screw rod is connected with die head, it is characterized in that installing on the described support four root post sleeves, in the column sleeve column is housed, four root post sleeve centers are vertical lifting cylinders, the connector top of four root posts and cylinder piston rod is fastened on extrudes under the platform, is extruding installation plastic extruder structure on the platform.

Vertical lifting formula plastic extrusion blowing machine of the present utility model, during work, the melting plastics flow to die head through the barrel screw rod, extrude blank continuously through die head, blank enters in the mould automatically, move the cylinder action by material cutting, the material cutting heating wire is stretched out cut off blank, at this moment the vertical lifting cylinder operation makes and extrudes platform and vertically rise, thereby the crowded material mouth of die head is raised, the outflow of reductor control melting plastics, but the blank that extrusion mechanism is extruded continuously vertically hangs, and is not crooked, overcome prior art because the perk of extrusion single head makes the blank bending, caused the many waste problems of bottleneck out-of-flatness and slitter edge.

Vertical lifting formula plastic extrusion blowing machine of the present utility model is positioned at the beneath mounting guide rail of blow mold on its support, be equipped with on the guide rail two with the equidistant bottle rack of getting of mould, getting has blow needle and inserts in the bottle rack, stopping means respectively is equipped with at the guide rail two ends.In advance operating personnel place the bottleneck inserts in the blow needle, and blow needle slides under the male model and master mold of blow mold automatically, and at this moment the blank that is cut off directly falls, just in time be enclosed within on the blow needle, and then matched moulds, air blowing.After the blow molding die sinking, the related shaped bottle of blow needle slides to the stopping means place of guide rail one end, and utilization is put inserts after getting bottle by hand again, and meanwhile, the blow needle that the other end has been put inserts slides to the blank that the wait of blow mold below is cut off.The taking-up of the placement of inserts and goods is all operated outside mould in this machine, when increasing work efficiency, has saved the time of placing inserts and taking out goods.And the inserts placement mechanism has been arranged, and make the scope of application of this machine wider, when not needing inserts, can not place inserts, get bottle rack and only be used for blowing, getting bottle.

Description of drawings

Fig. 1 is the front view of the utility model vertical lifting formula plastic extrusion blowing machine;

Fig. 2 is the vertical view of the utility model vertical lifting formula plastic extrusion blowing machine;

Fig. 3 is the left view of the utility model vertical lifting formula plastic extrusion blowing machine.

The specific embodiment

The utility model relates to a kind of vertical lifting formula plastic extrusion blowing machine, as shown in Figure 1-Figure 3, a support 2 is arranged, the plastic extruder structure is installed on the support, material cutting mechanism, blow mold and travelling mechanism, described extrusion mechanism 17 is reductors 8, reductor connects barrel screw rod 9, the barrel screw rod is connected with die head 10, it is characterized in that installing on the described support 2 four root post sleeves 15, column 1 is housed in the column sleeve, four root post sleeve centers are that connector 16 tops that vertical lifting cylinder 6, four root posts 1 and cylinder piston rod be installed are fastened on and extrude platform 7 times, plastic extruder structure 17 are installed extruding on the platform 7.During work, the melting plastics flow to die head 10 through barrel screw rod 9, extrude blank continuously through die head, blank enters in the mould 13 automatically, move cylinder 21 actions by material cutting, mill blade 11 is stretched out cut off blank, at this moment vertical lifting cylinder 6 work makes extrudes platform 7 and vertically rises and drive whole extrusion mechanism, thereby the crowded material mouth of die head 10 is raised, the outflow of reductor 8 control melting plastics, but the blank that extrusion mechanism is extruded continuously, vertically hang, not crooked, overcome prior art because the perk of extrusion (die head) single head makes the blank bending, cause the many waste problems of bottleneck out-of-flatness and slitter edge.After treating the goods blow molding, mould bases 12 and mould 13 are opened in die opening mechanism 19 and lazy-tongs 20 work, extrude the platform decline the beginning again repetitive operation of a new round.When the piston in the lift cylinder protrudes upward, to extrude upwards jack-up of platform 7, the column 1 in the four root post sleeves 15 moves upward, owing to there are four root posts 1 to contact with column sleeve 15, make and extrude platform 7 and rise very steadily, same down maneuver is also very steady.Be positioned at the beneath mounting guide rail 18 of blow mold 13 on its support 2, be equipped with on the guide rail two with the equidistant bottle rack 3 of getting of mould, getting has blow needle 4 and inserts 5 in the bottle rack 3, stopping means respectively is equipped with at guide rail 18 two ends, for example optoelectronic switch etc.In advance operating personnel place bottleneck inserts 5 in the blow needle 4, and blow needle 4 slides under the male model and master mold of blow mold 13 automatically, and at this moment the blank that is cut off directly falls, just in time be enclosed within on the blow needle 4, and then matched moulds, air blowing.After the blow molding die sinking, the related goods of blow needle slide to the stopping means place of guide rail one end, and utilization is put inserts after getting bottle by hand again, and meanwhile, the blow needle that the other end has been put inserts slides to the blank that the wait of blow mold below is cut off.The taking-up of the placement of inserts and goods is all operated outside mould in this machine, when increasing work efficiency, has saved the time of placing inserts and taking out goods.Illustrate a bit that in addition blow mold is inverted, promptly bottleneck helps the placement of inserts down like this.

Claims

1. vertical lifting formula plastic extrusion blowing machine, a support is arranged, the plastic extruder structure is installed on the support, material cutting mechanism, blow mold and travelling mechanism, described extrusion mechanism is reductor (8), reductor connects barrel screw rod (9), the barrel screw rod is connected with die head (10), it is characterized in that upward installation four root post sleeves (15) of described support (2), column (1) is housed in the column sleeve, four root post sleeve centers are vertical lifting cylinder (6), connector (16) top of four root posts (1) and cylinder piston rod is fastened on extrudes under the platform (7), is extruding upward installation plastic extruder structure (17) of platform (7).

2. vertical lifting formula plastic extrusion blowing machine as claimed in claim 1, it is characterized in that being positioned on the support (2) the beneath mounting guide rail (18) of blow mold (13), two and the equidistant bottle rack (3) of getting of mould are housed on the guide rail, getting has blow needle (4) and inserts (5) in the bottle rack (3), stopping means respectively is equipped with at guide rail (18) two ends.