CN209492153U - A kind of bottle-blowing machine mould opening-closing device - Google Patents

Abstract

The utility model provides a kind of bottle-blowing machine mould opening-closing device, including bracket, actuator and folding membrane module；The actuator is arranged on the bracket；The folding membrane module is set on actuator driving end, and actuator driving folding membrane module carries out open mold movement；It is in symmetrical first open mold and the second open mold by setting, first open mold and the second folding mould device are driven by actuator to be rotated around central axis, realize not turning off and closing between folding modular space, instead of original open mold by the way of connecting rod connection, largely reduce the vibration generated during open mold, mould structure is simplified, the Forming Quality of bottle embryo product is improved.

Description

A kind of bottle-blowing machine mould opening-closing device

Technical field

The utility model relates to technical field of plastic processing machinery more particularly to a kind of bottle-blowing machine mould opening-closing devices.

Background technique

All types of plastic bottle such as mineral water bottle, bottle for cosmetics, medicine bottle etc. is widely used in daily life, medicine, chemical industry etc. Field.In the production process of plastic bottle, bottle embryo need to sealing, high pressure mold in by blow pressure formation.The process of bottle is blown in cooperation, Mold such as is opened, is molded at a series of movement.Existing bottle blowing machine, feed mechanism are separated with clasp mould mechanism, feeding mistake Journey is also separated with opening and closing mold process, and has strict sequence between each step, this increases produced to a certain extent The precision and complexity of process control and the time of production, reduce production efficiency.

Chinese patent CN201120001946.1 describes plastic containers stretch blow machine rapid mould opening-closing mechanism, including on bottom plate There are front template, middle template and rear pattern plate, has bed die under front template and middle template, above there is bottle embryo and plastic containers conveying mechanism, in Have rapid mould opening-closing mechanism between template and rear pattern plate, before, during and after be connected between template by four root long guide posts, front template with Rear pattern plate is fixed by locking nut and long guide post, and linear guide is installed on bottom plate, before, during and after pacify guide rail slide block under template, lead Rail sliding block is matched with linear guide, it is characterised in that the rapid mould opening-closing mechanism includes front rod and back link, preceding company Bar is connected by front axle with middle template, and back link is connected by rear axle with rear pattern plate, passes through jackshaft phase between front and rear connecting rods Even, installation bearing seat and connecting plate on bottom plate, the installation molding cylinder under bottom plate, mold and are equipped with attachment base on cylinder, connection Seat is connected with jackshaft.

There are many deficiencies for said mechanism, carry out the connection between clasp mould mechanism by connecting rod, are carrying out open mold The vibration generated in the process is larger, influences the quality of bottle embryo formed product.

Utility model content

The utility model provides a kind of bottle-blowing machine mould opening-closing device in view of the deficiencies of the prior art, by setting in symmetrical The first open mold and the second open mold, the first open mold and the second folding mould device are driven by actuator and are carried out around central axis Not turning off and closing between folding modular space is realized in rotation, instead of original open mold by the way of connecting rod connection, very great Cheng Reduce the vibration generated during open mold on degree, simplifies mould structure, improve the Forming Quality of bottle embryo product.

To achieve the above object, the utility model provides the following technical solutions:

A kind of bottle-blowing machine mould opening-closing device, including the bracket being connected on bottle embryo molding machine, further includes:

Actuator, the actuator are arranged on the bracket；

Membrane module is opened and closed, the folding membrane module is set on actuator driving end, and actuator drives open mold group Part carries out open mold movement.

As an improvement, the bracket includes:

Actuator fixes bracket, and the fixed bracket of the actuator is fixedly installed on bottle embryo molding machine, and the driving Part is fixedly installed on the fixed bracket of the actuator；

Open mold fixes bracket, and the fixed bracket of the open mold is fixedly installed on bottle embryo molding machine, and the open mold Fixed bracket along the vertical direction on be provided with central axis, the folding membrane module is rotatably dispose on the central axis.

As an improvement, the folding membrane module includes:

First open mold, first open mold are rotatably dispose on the central axis；

Second open mold, second open mold are rotatably dispose on the central axis, and with first open mold pair Claim setting, form folding modular space between first open mold and the second open mold, bottle embryo is carried out in the folding modular space Molding；

Mesh piece, the mesh piece are symmetrically arranged two groups, are respectively arranged with intermeshing on two groups of mesh piece both ends The engaging tooth of setting, and the other end of two groups of mesh pieces is rotatablely connected with first open mold and the second open mold respectively；

Connector, one end of the connector and the actuator driving end are fixedly connected with setting, the connector it is another End is rotatably dispose on the end of engagement of mesh piece.

As an improvement, the mesh piece includes:

Frame is engaged, the engagement frame quantity is several groups and sets gradually along the central axis axial direction, two groups of engagements Engagement frame on part is intermeshed setting；

Rotation axis, wherein rotation axis described in one group be each passed through one group described in engagement frame on mesh piece and the first folding Mould, rotation axis described in another group be each passed through one group described in engagement frame and the second open mold on mesh piece；

Fixed limit shaft, the fixed limit shaft rotation through several groups engagement frame engaged section and with the connector One end rotation connection setting.

It is adapted as an improvement, being provided in first open mold and the second open mold with fixed limit shaft outer shape Recessing groove, the fixed limit shaft is located in the recessing groove.

As an improvement, limiting stand is additionally provided on the one end for the engaging tooth being arranged on the mesh piece, on two groups of mesh pieces Limiting stand between constitute open mold extreme position.

As an improvement, being provided with thrust ball at the central axis and first open mold, the second open mold rotation connection Bearing, and the central axis is intermediate perforation setting, offers oil filler point on the central axis and thrust ball bearing connecting pin, institute It states oil filler point and is connected to setting with the central axis, joint type forced filling oil cup is provided on the top of the central axis, the joint type pressure The external oil circuit of priming cup.

As an improvement, the turning end of first open mold and the second open mold is to be staggered.

The utility model has the beneficial effects that:

(1) the more traditional bottle-blowing machine mould opening-closing device of the utility model, by setting in symmetrical first open mold and the Two open molds, the first open mold and the second folding mould device are driven by actuator and are rotated around central axis, realize open mold It not turning off between space and closes, instead of original open mold by the way of connecting rod connection, largely reduces folding The vibration generated in mold process, simplifies mould structure, improves the Forming Quality of bottle embryo product；

(2) the more traditional bottle-blowing machine mould opening-closing device of the utility model, by being in by the first open mold and the second open mold Staggeredly the set-up mode of rotation makes the first open mold and the second open mold molding to carrying out in open mold space up and down The force of bottle embryo is more uniform, and one side uniform force application reduces vibration during carrying out open mold, on the other hand makes The bottle embryo deformation rate obtained in folding modular space reduces, and further improves the Forming Quality of bottle embryo product；

(3) the more traditional bottle-blowing machine mould opening-closing device of the utility model is in mesh piece by setting limiting stand and opens Molding extreme position ensures that the folding modular space between the first open mold and the second open mold is in fully closed condition, realizes fast Speed limit position.

In short, the utility model has many advantages, such as that structure is simple, high degree of automation, high production efficiency, precision are high, especially Suitable for technical field of plastic processing machinery.

Detailed description of the invention

It, below will be to required in embodiment description for the clearer technical solution for illustrating the utility model embodiment The attached drawing used is briefly described, it should be apparent that, drawings discussed below is only some embodiments of the utility model, For those of ordinary skill in the art, without creative efforts, it can also obtain according to these attached drawings Obtain other accompanying drawings.

Fig. 1 is the overall structure diagram of the utility model；

Fig. 2 is the front view of the utility model；

Fig. 3 is the working state structure schematic diagram in the utility model；

Fig. 4 is the working state structure top view in the utility model；

Fig. 5 is the structural schematic diagram of the second open mold in the utility model；

Fig. 6 is the intermeshing schematic diagram of mesh piece in the utility model；

Fig. 7 is the enlarged drawing in Fig. 1 at A；

Fig. 8 is the structural schematic diagram of the central axis in the utility model.

Specific embodiment

The technical scheme in the embodiment of the utility model is clearly and completely illustrated with reference to the accompanying drawing.

Embodiment one

The embodiments of the present invention are described below in detail, examples of the embodiments are shown in the accompanying drawings, wherein from beginning Same or similar element or element with the same or similar functions are indicated to same or similar label eventually.Below by ginseng The embodiment for examining attached drawing description is exemplary, it is intended to for explaining the utility model, and should not be understood as to the utility model Limitation.

As illustrated in fig. 1 and 2, a kind of bottle-blowing machine mould opening-closing device, including the bracket being connected on bottle embryo molding machine 1, further includes:

Actuator 2, the actuator 2 are set on the bracket 1；

Membrane module 3 is opened and closed, the folding membrane module 3 is set to the actuator 2 and drives on end, the driving folding of actuator 2 Membrane module 3 carries out open mold movement.

It should be noted that 2 one end of actuator is fixedly installed on bracket 1, the driving end of the actuator 2 acts on folding On membrane module 3, folding membrane module 3 carries out folding modular space 30 under the driving of actuator 2 and does not turn off and close, and carries out bottle embryo in this Open and close the molding in modular space 30.

Further, as illustrated in fig. 1 and 2, the bracket 1 includes:

Actuator fixes bracket 11, and the fixed bracket 11 of the actuator is fixedly installed on bottle embryo molding machine, and described Actuator 2 is fixedly installed on the fixed bracket 11 of the actuator；

Open mold fixes bracket 12, and the fixed bracket 12 of the open mold is fixedly installed on bottle embryo molding machine, and this is opened Mold fixed bracket 12 along the vertical direction on be provided with central axis 121, the folding membrane module 3 is rotatably dispose in the central axis On 121.

It should be noted that the fixed bracket 11 of actuator is split settings with the fixed bracket 12 of open mold, wherein actuator The upper end of fixed bracket 11 is fixedly installed on bottle embryo molding machine, and 2 one end of actuator is fixedly installed in the fixed branch of the actuator On the side of the frame 11 and driving end of actuator 2 passes through the fixed bracket 11 of actuator and connect setting with folding membrane module 3, and folding is solid The lower end of fixed rack 12 is fixedly installed on bottle embryo molding machine.

Further, as shown in figure 3, the folding membrane module 3 includes:

First open mold 31, first open mold 31 are rotatably dispose on the central axis 121；

Second open mold 32, second open mold 32 are rotatably dispose on the central axis 121, and are opened with described first Molding 31 is symmetrical arranged, and folding modular space 30 is formed between first open mold 31 and the second open mold 32, bottle embryo is opened in this Molding is formed in space 30；

Mesh piece 33, the mesh piece 33 are symmetrically arranged two groups, are respectively arranged with phase on two groups of 33 both ends of mesh piece The engaging tooth being mutually engaged, and the other end of two groups of mesh pieces 33 respectively with first open mold 31 and the second open mold 32 rotation connections；

Connector 34, one end of the connector 34 are fixedly connected with setting with the actuator 2 driving end, the connector 34 The other end be rotatably dispose on the end of engagement of mesh piece 33.

It should be noted that as shown in Figures 4 and 5, the first open mold 31 and the second open mold 32 are in staggeredly rotation is set up and down It is placed on central axis 121, drives the lower open mold carried out between the first open mold 31 and the second open mold 32 empty by mesh piece 33 Between 30 not turning off and closing, wherein the first open mold 31 and second open mold 32 respectively around central axis 121 carry out mutually from and phase To rotation, it is equivalent to the process of clamping and the release of simulation clip, herein it is noted that in the staggeredly setting of rotation up and down Mode makes the first open mold 31 and the second open mold 32 carry out the force of molding bottle embryo more in open mold space 30 Add uniformly, one side uniform force application reduces vibration during carrying out open mold, on the other hand makes in open mold Bottle embryo deformation rate in space 30 reduces, and further improves the Forming Quality of bottle embryo product.

Specifically, one end of two groups of symmetrically arranged mesh pieces 33 is intermeshing setting, when mesh piece 33 is by connector To when being moved far from the first open mold 31 and the second open mold 32 under 34 drives, two groups of 33 end of engagements of mesh piece occur opposite Engagement rotation, wherein end of engagement is always positioned on 121 axis extended segment of central axis, in the process of moving mesh piece 33 and first Between open mold 31 and the second open mold 32 is always connection setting, and makes the first open mold 31 and second in this process Open mold 32 with 33 connecting pin of mesh piece away from shortening at a distance from 121 axis extended segment of central axis so that the first open mold 31 and Folding modular space 30 between two open molds 32 is in opening-wide state, likewise, to the under mesh piece 33 is driven from connector 34 The closure of folding modular space 30 is realized when one open mold 31 and mobile the second open mold 32.

Further, as shown in fig. 6, the mesh piece 33 includes:

Frame 331 is engaged, 331 quantity of engagement frame is several groups and sets gradually along 121 axial direction of central axis, Engagement frame 331 on two groups of mesh pieces 33 is intermeshed setting；

Rotation axis 332, wherein rotation axis 332 described in one group be each passed through one group described in engagement frame 331 on mesh piece 33 With the first open mold 31, rotation axis 332 described in another group be each passed through one group described in engagement frame 331 and second on mesh piece 33 Open mold 32；

Fixed limit shaft 333, the fixed rotation of limit shaft 333 through several groups engagement frame 331 engaged section and with 34 one end of connector rotation connection setting.

Further, as shown in figure 5, being provided in first open mold 31 and the second open mold 32 and fixed limit shaft The compatible recessing groove 301 of 333 outer shapes, the fixed limit shaft 333 are located in the recessing groove 301.

Further, as shown in fig. 6, being additionally provided with limiting stand on the one end for the engaging tooth being arranged on the mesh piece 33 334, open mold extreme position is constituted between the limiting stand 334 on two groups of mesh pieces 33.

It should be noted that when 3 drive connection part 34 of actuator drives mesh piece 33 to open to the first open mold 31 and second It molds when being moved at 32, limiting stand 334, which makes mesh piece 33 be in open mold extreme position, ensures 31 He of the first open mold Folding modular space 30 between second open mold 32 is in fully closed condition.

Further, as shown in figure 5, the central axis 121 connects with first open mold 31, the rotation of the second open mold 32 The place of connecing is provided with thrust ball bearing 302, and the central axis 121 is intermediate perforation setting, the central axis 121 and thrust ball axis It holds and offers oil filler point 120 on 302 connecting pins, the oil filler point 120 is connected to setting with the central axis 121, the central axis 121 Top on be provided with joint type forced filling oil cup 122, the external oil circuit of joint type forced filling oil cup 122, it is ensured that the first open mold 31 With the lubrication of the second open mold 32, equipment failure rate is reduced.

Further, as shown in Fig. 2, the turning end of first open mold 31 and the second open mold 32 is to be staggered.

The course of work:

As shown in Figure 1, mesh piece 33 driven from connector 34 under to far from the first open mold 31 and the second open mold 32 into When row movement, opposite engagement rotation occurs for two groups of 33 end of engagements of mesh piece, and wherein end of engagement is always positioned at 121 axis of central axis and prolongs It stretches in section, between mesh piece 33 and the first open mold 31 and the second open mold 32 is always in the process of moving that connection is set It sets, and makes the first open mold 31 and the second open mold 32 with 33 connecting pin of mesh piece away from 121 axis of central axis in this process The distance of extended segment shortens, so that the folding modular space 30 between the first open mold 31 and the second open mold 32 is in opening-wide state, Open mold is realized when likewise, moving under mesh piece 33 is driven from connector 34 to the first open mold 31 and the second open mold 32 The closure in space 30.

In the description of the present invention, it should be understood that term " center ", " longitudinal direction ", " transverse direction ", " length ", " width Degree ", " thickness ", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outside", The orientation or positional relationship of the instructions such as " clockwise ", " counterclockwise " be based on the orientation or positional relationship shown in the drawings, be only for Convenient for description the utility model and simplify description, rather than the equipment of indication or suggestion meaning or element must have specifically Orientation is constructed and operated in a specific orientation, therefore should not be understood as limiting the present invention.

In addition, term " first ", " second " are used for descriptive purposes only and cannot be understood as indicating or suggesting relative importance Or implicitly indicate the quantity of indicated technical characteristic.Define " first " as a result, the feature of " second " can be expressed or Implicitly include one or more of the features.The meaning of " plurality " is two or two in the description of the present invention, More than, unless otherwise specifically defined.

The foregoing description of the disclosed embodiments, make those skilled in the art do not depart from the utility model spirit and In the case where range, various changes or equivalence replacement can be carried out to these features and embodiment.In addition, in the utility model Under introduction, it can modify to these features and embodiment practical new without departing from this to adapt to particular situation and material The spirit and scope of type.Therefore, the utility model is not limited to the particular embodiment disclosed, fallen with the application Scope of the claims in embodiment belong to the protection scope of the utility model.

Claims (8)

1. a kind of bottle-blowing machine mould opening-closing device, including the bracket (1) being connected on bottle embryo molding machine, which is characterized in that Further include:

Actuator (2), the actuator (2) are set on the bracket (1)；

It opens and closes membrane module (3), the folding membrane module (3) is set on the actuator (2) driving end, actuator (2) driving It opens and closes membrane module (3) and carries out open mold movement.

2. a kind of bottle-blowing machine mould opening-closing device according to claim 1, which is characterized in that the bracket (1) includes:

Actuator is fixed bracket (11), and the actuator fixed bracket (11) is fixedly installed on bottle embryo molding machine, and described Actuator (2) is fixedly installed on the actuator fixed bracket (11)；

Open mold is fixed bracket (12), and the open mold fixed bracket (12) is fixedly installed on bottle embryo molding machine, and this is opened It is provided with central axis (121) in molding fixed bracket (12) along the vertical direction, the folding membrane module (3) is rotatably dispose in described On central axis (121).

3. a kind of bottle-blowing machine mould opening-closing device according to claim 2, which is characterized in that folding membrane module (3) packet It includes:

First open mold (31), first open mold (31) are rotatably dispose on the central axis (121)；

Second open mold (32), second open mold (32) are rotatably dispose on the central axis (121), and with described first Open mold (31) is symmetrical arranged, and folding modular space (30) is formed between first open mold (31) and the second open mold (32), Bottle embryo is formed in the folding modular space (30)；

Mesh piece (33), the mesh piece (33) are symmetrically arranged two groups, are respectively arranged on two groups of mesh piece (33) both ends Be intermeshed setting engaging tooth, and the other end of two groups of mesh pieces (33) respectively with first open mold (31) and second Open mold (32) rotation connection；

One end of connector (34), the connector (34) is fixedly connected with setting with the actuator (2) driving end, the connector (34) the other end is rotatably dispose on the end of engagement of mesh piece (33).

4. a kind of bottle-blowing machine mould opening-closing device according to claim 3, which is characterized in that the mesh piece (33) includes:

It engages frame (331), engagement frame (331) quantity is several groups and successively sets along the central axis (121) axial direction It sets, the engagement frame (331) on two groups of mesh pieces (33) is intermeshed setting；

Rotation axis (332), wherein rotation axis described in one group (332) be each passed through one group described in engagement frame on mesh piece (33) (331) and the first open mold (31), rotation axis described in another group (332) be each passed through one group described in engagement on mesh piece (33) Frame (331) and the second open mold (32)；

Fixed limit shaft (333), fixed limit shaft (333) rotation through several groups engagement frame (331) engaged section and It is rotatablely connected and is arranged with the connector (34) one end.

5. a kind of bottle-blowing machine mould opening-closing device according to claim 3, which is characterized in that first open mold (31) and Recessing groove (301) compatible with fixed limit shaft (333) outer shape, the fixed limit are provided in second open mold (32) Position axis (333) is located in the recessing groove (301).

6. a kind of bottle-blowing machine mould opening-closing device according to claim 3, which is characterized in that be arranged on the mesh piece (33) Engaging tooth one end on be additionally provided with limiting stand (334), between the limiting stand (334) on two groups of mesh pieces (33) constitute folding Mould extreme position.

7. a kind of bottle-blowing machine mould opening-closing device according to claim 3, which is characterized in that the central axis (121) and institute It states the first open mold (31), be provided with thrust ball bearing (302) at the second open mold (32) rotation connection, and the central axis (121) it is intermediate perforation setting, offers oil filler point on the central axis (121) and thrust ball bearing (302) connecting pin (120), the oil filler point (120) is connected to setting with the central axis (121), is provided with and connects on the top of the central axis (121) Hair style forced filling oil cup (122), joint type forced filling oil cup (122) the external oil circuit.

8. a kind of bottle-blowing machine mould opening-closing device according to claim 3, which is characterized in that first open mold (31) and The turning end of second open mold (32) is to be staggered.