CN203611454U - Stretching and sealing mechanism for bottle blowing machine - Google Patents
Stretching and sealing mechanism for bottle blowing machine Download PDFInfo
- Publication number
- CN203611454U CN203611454U CN201320638092.7U CN201320638092U CN203611454U CN 203611454 U CN203611454 U CN 203611454U CN 201320638092 U CN201320638092 U CN 201320638092U CN 203611454 U CN203611454 U CN 203611454U
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- stretching
- blowing machine
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- bottle blowing
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Abstract
A stretching and sealing mechanism for a bottle blowing machine comprises a stretching rod for stretching a bottle preform and a sealing assembly for plugging a bottle opening of the bottle preform, wherein the stretching rod is driven by a driving motor; the sealing assembly is driven by cam guide tracks and guide wheels; driving components of the stretching rod and the sealing assembly are all adopt mechanical drive, the precision and the speed are high in the moving process, accurate adjustment can be realized, numerous problems possibly caused by pneumatic drive are avoided, the rotating speed can be increased greatly, the yield and the production efficiency are improved, and production and market requirements are met; and stretching components are controlled by the motor to perform stretching, the stretching depth can be accurately controlled and adjusted during high-speed operation, and improvement of the product yield and the product quality is facilitated.
Description
Technical field
The utility model relates to plastic bottle blowing molding machine field of mechanical technique, particularly relates to a kind of bottle blowing machine bottle embryo is stretched and the mechanism of sealing.
Background technology
Bottle blowing machine is the equipment in the plastic bottle processing and manufacturing fields such as beverage bottle, oil bottle, medicine bottle, and bottle blowing machine comprises the stretching bar that bottle embryo is stretched, and stretching bar connects draft cylinder and by its driving work, the limited block of adjusting stretching depth is housed on stretching bar; Have the closing component of shutoff bottleneck, closing component connects sealing cylinder, the action that sealing cylinder drives closing component that bottleneck is realized sealing or opened.When work, stretching bar and closing component are driven and are completed corresponding stretching and sealing work by draft cylinder and sealing cylinder respectively, and draft cylinder is connected air compressor and provides compressed air as power by it with sealing cylinder.
Existing bottle blowing machine adopts pneumatic stretching and sealing, but because the pressure of source of the gas momentarily changes in the course of the work and fluctuates, cause the action of carrying out high-speed stretch and sealing be affected and produce fluctuation, limit the accuracy of its action, so bottle blowing machine need to consider according to various setup parameters in the time of design, within rotating speed is controlled to certain scope.Particularly below 600ml in the making of beverage bottle, the rotating speed of bottle blowing machine can only be controlled at relatively low level, but and the beverage bottle of this specification limit has the call, output and production efficiency that this has greatly restricted separate unit bottle blowing machine, can not meet market demand.
Summary of the invention
The utility model aims to provide a kind of Mechanical Driven and stretches and the blowing machine stretching and the enclosed mechanism that seal, to improve the action accuracy of bottle blowing machine high-speed stretch and sealing, and then improves working speed and production efficiency.
The stretching of bottle blowing machine described in the utility model and enclosed mechanism, comprise stretching support, be arranged on the cam tracks on bottle blowing machine mainframe, and the guide wheel rolling between cam tracks, cover is housed on stretching support the bearing block of leading screw, leading screw connects the drive motors that drives its motion, has the stretching rod bearing that stretching bar is housed, and the feed screw nut with leading screw routing motion is housed on stretching rod bearing; Line slideway is also housed on stretching support, linear bearing is housed on line slideway, the wheel stand that guide wheel is housed is arranged on linear bearing and along its lifting, the hollow blowpipe assembly that bottle embryo is blown is housed on wheel stand, the lower end of hollow blowpipe assembly connects the closing component of shutoff bottleneck, the upper end of stretching bar is fixed on stretching rod bearing, and the lower end of stretching bar can be stretched in bottle embryo through hollow blowpipe assembly and closing component.
The stretching of bottle blowing machine described in the utility model and enclosed mechanism, cam tracks is fixedly mounted on the mainframe of bottle blowing machine, stretching support is arranged on the rotating mechanism of bottle blowing machine and with its rotation, the guide wheel being arranged on stretching support rolls in the process of rotating between cam tracks, in the process that guide wheel rolls along the curve of cam tracks, drive wheel stand and hollow blowpipe assembly and closing component mounted thereto to move up and down along linear bearing, bottleneck that can shutoff beverage bottle in the time that closing component declines, it in the time that closing component rises, is the bottleneck of opening beverage bottle, meanwhile, drive motors drives the guide screw movement being installed on bearing block, and leading screw drives stretching rod bearing and stretching bar to move up and down by feed screw nut, in the time that stretching bar declines, can stretch in bottle embryo it is stretched.When work, mould rotates to sending embryo station, and guide wheel rises and drives closing component to promote along cam tracks, within bottle embryo is sent into mould; When sending after embryonic knob bundle, guide wheel declines along cam tracks, makes the bottleneck of closing component shutoff bottle embryo; Mould continues rotation to the station that stretches, and closing component is ventilated the sealing pressure that reaches required by hollow blowpipe assembly, and meanwhile, drive motors drives stretching bar to decline by leading screw, feed screw nut, stretching rod bearing, and stretching pole pair bottle embryo stretches; After a bottle embryo has stretched, drive motors drives the rising of stretching bar to reset again, so far completes the stretching of bottle embryo, and mould rotates to getting bottle and sending embryo station to carry out again next operation cycle again.The stretching bar of this mechanism and closing component adopt respectively motor driving and roller and guide rail to drive, these two kinds of type of drive are Mechanical Driven, its motion process precision is high, speed is fast, can realize accurate adjustment, avoid the issuable problems of pneumatic actuation, rotating speed can be greatly improved, and then improve output and production efficiency, meet production & marketing needs; Tensile part is stretched by Electric Machine Control, and when high-speed cruising, stretching depth can be done accurately to control and adjust, and is conducive to improve product percent of pass and product quality.
Accompanying drawing explanation
Fig. 1 is the stretching of bottle blowing machine and the structural representation of enclosed mechanism.
Fig. 2 is the stretching of bottle blowing machine shown in Fig. 1 and the generalized section of enclosed mechanism.
Fig. 3, the 4th, the stretching of bottle blowing machine shown in Fig. 1 and the partial enlarged drawing of enclosed mechanism.
The specific embodiment
The stretching of bottle blowing machine described in the utility model and enclosed mechanism, comprise stretching support 1, be arranged on the cam tracks 2 on bottle blowing machine mainframe, guide wheel 3 with rolling between cam tracks 2, cover is housed on stretching support 1 bearing block 5 of leading screw 4, leading screw 4 connects the drive motors 6 that drives its motion, has the stretching rod bearing 8 that stretching bar 7 is housed, and the feed screw nut with leading screw 4 routing motions is housed on stretching rod bearing 8; Line slideway 9 is also housed on stretching support 1, linear bearing 10 is housed on line slideway 9, the wheel stand 11 that guide wheel 3 is housed is arranged on linear bearing 10 and along its lifting, the hollow blowpipe assembly 12 that bottle embryo is blown is housed on wheel stand 11, the lower end of hollow blowpipe assembly 12 connects the closing component 13 of shutoff bottleneck, the upper end of stretching bar 7 is fixed on stretching rod bearing 8, and the lower end of stretching bar 7 can be stretched in bottle embryo through hollow blowpipe assembly 12 and closing component 13.
The stretching of described bottle blowing machine and enclosed mechanism, the seal of front and the both sides of capping bearing block 5 is housed on stretching support 1, described seal comprises the sealing side plate 14 that is arranged at bearing block 5 both sides, connect respectively the side plate connector 15 of the upper and lower end that two sealing side plates 14 are relative, and be installed on side plate connector 15 and the web 16 in the gap in sealing two sealing side plate 14 fronts; Between drive motors 6 and leading screw 4, be connected by flexible clutch 17, leading screw 4 locates to overlap the lining locating snap ring 18 of restricted its axially-movable outside bearing block 5 tops, and described drive motors 6 is servomotors; Oriented hollow blowpipe assembly 12 is blown into compressed-air actuated air blowing cylinder 19, and air blowing cylinder 19 is arranged on stretching support 1; Line slideway 9 comprises the guided way that is arranged at leading screw 4 both sides, and two linear bearings 10 are placed on respectively on guided way; Described leading screw 4 is precision ball screw.
Cam tracks is fixedly mounted on the mainframe of bottle blowing machine, stretching support is arranged on the rotating mechanism of bottle blowing machine and with its rotation, the guide wheel being arranged on stretching support rolls in the process of rotating between cam tracks, in the process that guide wheel rolls along the curve of cam tracks, drive wheel stand and hollow blowpipe assembly and closing component mounted thereto to move up and down along linear bearing, bottleneck that can shutoff beverage bottle in the time that closing component declines, it in the time that closing component rises, is the bottleneck of opening beverage bottle, in the time of closing component shutoff bottleneck, compressed air is blown into hollow blowpipe assembly by air blowing cylinder, make it reach required sealing pressure, in this motion process, seal is by bearing block, leading screw and stretching bar are kept apart, both leading screw was protected, avoid transmission influenced, can protect stretching bar again, avoid it to be subject to the pollution of the things such as the machine oil on leading screw or miscellaneous equipment, and air blowing cylinder is arranged on stretching support, can make the compressed air that provides more stable, and reduce the volume of equipment, simultaneously, drive motors drives flexible clutch motion, and then drive is installed on the guide screw movement on bearing block, leading screw drives stretching rod bearing and stretching bar to move up and down by feed screw nut, in the time that stretching bar declines, can stretch in bottle embryo it is stretched, drive motors adopts servomotor, its working stability, transmission is accurate, flexible clutch is set, can compensate relatively moving of drive motors and leading screw two between centers, make transmission process more accurately effectively, the setting of lining locating snap ring can limit by the stroke below flexible clutch leading screw, with the issuable slip of restriction leading screw, the safe operation of assurance equipment, line slideway equipment, in the both sides of leading screw, can further improve stability and the accuracy of its motion, improves the quality of products, leading screw adopts precision ball screw, and its transmission process is stable, accurate.
Claims (8)
1. the stretching of a bottle blowing machine and enclosed mechanism, comprise stretching support (1), be arranged on the cam tracks (2) on bottle blowing machine mainframe, and the guide wheel (3) rolling between cam tracks (2), it is characterized in that: cover is housed on stretching support (1) the bearing block (5) of leading screw (4), leading screw (4) connects the drive motors (6) that drives its motion, there is the stretching rod bearing (8) that stretching bar (7) is housed, the feed screw nut with leading screw (4) routing motion is housed on stretching rod bearing (8); Line slideway (9) is also housed on stretching support (1), linear bearing (10) is housed on line slideway (9), the wheel stand (11) that guide wheel (3) are housed is arranged on linear bearing (10) and along its lifting, the hollow blowpipe assembly (12) that bottle embryo is blown is housed on wheel stand (11), the lower end of hollow blowpipe assembly (12) connects the closing component (13) of shutoff bottleneck, it is upper that the upper end of stretching bar (7) is fixed on stretching rod bearing (8), and the lower end of stretching bar (7) can be stretched in bottle embryo through hollow blowpipe assembly (12) and closing component (13).
2. the stretching of bottle blowing machine according to claim 1 and enclosed mechanism, it is characterized in that: the front of capping bearing block (5) and the seal of both sides are housed on stretching support (1), described seal comprises the sealing side plate (14) that is arranged at bearing block (5) both sides, connect respectively the side plate connector (15) of the upper and lower end that two sealing side plates (14) are relative, and be installed on the web (16) in the upper and gap that sealing two sealing side plates (14) are positive of side plate connector (15).
3. the stretching of bottle blowing machine according to claim 1 and enclosed mechanism, is characterized in that: between drive motors (6) and leading screw (4), be connected by flexible clutch (17).
4. the stretching of bottle blowing machine according to claim 1 and enclosed mechanism, is characterized in that: leading screw (4) locates to overlap the lining locating snap ring (18) of restricted its axially-movable outside bearing block (5) top.
5. according to the stretching of the bottle blowing machine described in claim 1 or 3 and enclosed mechanism, it is characterized in that: drive motors (6) is servomotor.
6. the stretching of bottle blowing machine according to claim 1 and enclosed mechanism, is characterized in that: oriented hollow blowpipe assembly (12) is blown into compressed-air actuated air blowing cylinder (19), and air blowing cylinder (19) is arranged on stretching support (1).
7. the stretching of bottle blowing machine according to claim 1 and enclosed mechanism, is characterized in that: line slideway (9) comprises the guided way that is arranged at leading screw (4) both sides, and two linear bearings (10) are placed on respectively on guided way.
8. according to stretching and the enclosed mechanism of the bottle blowing machine described in claim 1,3,4 or 7, it is characterized in that: leading screw (4) is precision ball screw.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320638092.7U CN203611454U (en) | 2013-10-16 | 2013-10-16 | Stretching and sealing mechanism for bottle blowing machine |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320638092.7U CN203611454U (en) | 2013-10-16 | 2013-10-16 | Stretching and sealing mechanism for bottle blowing machine |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203611454U true CN203611454U (en) | 2014-05-28 |
Family
ID=50764128
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201320638092.7U Withdrawn - After Issue CN203611454U (en) | 2013-10-16 | 2013-10-16 | Stretching and sealing mechanism for bottle blowing machine |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN203611454U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103587107A (en) * | 2013-10-16 | 2014-02-19 | 广州达意隆包装机械股份有限公司 | Stretching and sealing mechanism of bottle blowing machine |
-
2013
- 2013-10-16 CN CN201320638092.7U patent/CN203611454U/en not_active Withdrawn - After Issue
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103587107A (en) * | 2013-10-16 | 2014-02-19 | 广州达意隆包装机械股份有限公司 | Stretching and sealing mechanism of bottle blowing machine |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| AV01 | Patent right actively abandoned |
Granted publication date: 20140528 Effective date of abandoning: 20150923 |
|
| RGAV | Abandon patent right to avoid regrant |