CN103128959A - Mould locking device for bottle blowing machine - Google Patents
Mould locking device for bottle blowing machine Download PDFInfo
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- CN103128959A CN103128959A CN2011103952436A CN201110395243A CN103128959A CN 103128959 A CN103128959 A CN 103128959A CN 2011103952436 A CN2011103952436 A CN 2011103952436A CN 201110395243 A CN201110395243 A CN 201110395243A CN 103128959 A CN103128959 A CN 103128959A
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Abstract
A mould locking device for a bottle blowing machine comprises a mould frame base, a front mould plate, a middle mould plate, a rear mould plate and a guide column, wherein the front mould plate, the middle mould plate and the rear mould plate are arranged on the mould frame base, the guide column penetrates through all mould plates, a left mould is positioned on the middle mould plate, a right mould is arranged on the front mould plate, and a hinged mould locking mechanism is symmetrically distributed and movably hinged between the middle mould plate and the rear mould plate. The mould locking device is characterized in that a flat piston cylinder is installed between the right mould and the front mould plate. The hinged mould locking mechanism is formed by two hinge rods which are movably hinged with a connection rod A and a connection block, the two hinge rods are movably hinged through a carriage, and a servo motor driving roller lead screw is in screw connection with a nut on the carriage. The mould locking device has the advantages of using an ordinary air cylinder or a hydraulic oil cylinder or even the servo motor push lever principle to open and close a mould so as to be quick in opening and closing speed and small in energy consumption; and individually using a mould locking air cylinder with large cylinder diameter and short stroke to lock the mould so as to be large in mould locking force, high in work efficiency and the like.
Description
Technical field
The present invention relates to a kind of stretch-blow equipment, specifically a kind of mould lock for bottle blow machine.
Background technology
The plastic hollow vessel such as Coke bottle, mineral water bottle adopts injection moulding to make bottle base mostly.The flow process of the whole piece active line of bottle blowing machine is first bottle base to be transferred on the bottle base installation end of bottle parison base, then bottle base is heated or preheating, then enter the blow moulding machine structure, stretch and blowing in the blow moulding machine structure after the pattern matched moulds again, the bottle with moulding unloads from bottle blowing machine at last.Therefore need in process of production open-close module repeatedly, have in existing blower for plastic bottle open-close mode-locking device and be combined the working cylinder that carries out die sinking, matched moulds, locked mode as power with air pressure with hydraulic pressure.Be exactly this structure as China Patent No. 200920200466.0, when matched moulds, gas between piston and drive end bearing bracket is extruded from the turnover gas passage that is communicated with working cylinder drive end bearing bracket piston rod hole by piston, and during die sinking, Compressed Gas enters the cylinder body pushing piston by this passage and retreats die sinking.This structure tends to occur die sinking slowly or the problem of pausing, the speed of service and the inadequate situation of clamping pressure of the whole device of impact.In order to address the above problem, some employings increase the way of compression pressure, perhaps reduce the slipper seal degree of piston and working cylinder and dwindle diameter of cylinder, but three's effect is all not obvious, and both more easily cause leakage of oil and the problem such as mold clamping force is inadequate afterwards.As everyone knows, after the mould matched moulds, bottle blowing machine can produce larger pressure in the bottle blowing process, so the pressure to locked mode has higher requirement, in conventional art, the method that is generally the diameter that increases cylinder solves, but along with the increase of cylinder bore, what be accompanied by is that folding mould speed is slow, the drawback that the volume of consumption of compressed air is larger.So fully-automatic bottle-blowing machine locked mode clamping of above-mentioned China Patent No. 200920200466.0; solution has also been proposed; it is characterized in that installing on described middle template the locked mode cylinder; the locked mode cylinder connects support bar; be shaped with groove in support bar; the flashboard cylinder is installed on rear pattern plate, and the flashboard cylinder drives flashboard, and flashboard matches with the support bar groove.Use flashboard to insert support bar further groove locked mode during locked mode.But this locked mode mode needs point-device adjustment to regulate the length of support bar, add upper groove and flashboard rubs for a long time, thereby easily causing wearing and tearing to cause locked mode position inaccuracy, be to also have the space between the too short mould of locked mode stroke, perhaps the locked mode stroke is oversize, mould is fully after closure, but flashboard can not insert the drawbacks such as groove locked mode.Moreover this locked mode mode does not have Constant load to mould, allows it keep locked mode pressure, and mould is easily loosening causes locked mode not tight, therefore is badly in need of a kind of not folding mould speed of invention fast, consumes the energy little, the clamping mechanism that locked mode pressure is large.
Summary of the invention
The objective of the invention is provides a kind of simple in structure in order to overcome the shortcoming of prior art existence, and open-close module moment is little, and speed is opened, and clamp force is large, and the locked mode precision is high, consumes the little mould lock for bottle blow machine of the energy.
The present invention realizes with the following methods: a kind of mould lock for bottle blow machine; comprise the mould bases base; be placed in the front template on the mould bases base; middle template; rear pattern plate and run through guide pillar between each template is equipped with left mould on middle template, right mould is installed on front template; by the symmetrical hinged lock mold mechanism that is movably hinged, it is characterized in that between middle template and rear pattern plate: between described right mould and front template, the locked mode pressing mechanism is installed.
Described locked mode pressing mechanism is flat piston cylinder.
The flat piston cylinder of described locked mode pressing mechanism is pneumatic cylinder.
The flat piston cylinder of described locked mode pressing mechanism is hydraulic cylinder.
Described hinged lock mold mechanism is movably hinged connecting rod A by two hinge bars and is connected with contiguous block, is movably hinged by planker between described two hinge bars, and the nut on a driven by servomotor roller bearing screw mandrel and planker is spirally connected.
Be movably hinged by connecting rod B between described planker and hinge bar.
When template and rear pattern plate were in range in servomotor promotes, center of effort's line of planker, connecting rod B was same straight line, and is perpendicular with connecting rod A center of effort line.
Under the prerequisite of described locked mode pressing mechanism not enabled, when template and rear pattern plate were in range in servomotor promotes, the center of effort of hinge bar, connecting rod A, contiguous block was on same straight line, left the locked mode gap between left mould and right mould.
Described locked mode gap is between 0.2～1.0 millimeter.
Between described rear pattern plate and middle template by synchronizeing the lazy-tongs interlock that tooth bar and synchromesh gear form.
The invention has the beneficial effects as follows: 1) utilize common cylinder or hydraulic jack, or even servomotor promotion lever principle open-close module, have folding speed fast, consume the little advantage of the energy.2) utilize separately cylinder diameter large, the locked mode cylinder locked mode that stroke is short has clamp force large, the advantages such as operating efficiency height.
Description of drawings
Fig. 1 is matched moulds view of the present invention.
Fig. 2 is die opening state schematic diagram of the present invention.
The specific embodiment
Below in conjunction with accompanying drawing, the present invention is made concrete further instruction.A kind of mould lock for bottle blow machine; comprise mould bases base 1; be placed in the front template 2 on mould bases base 1; middle template 3; rear pattern plate 4 and run through guide pillar 5 between each template is equipped with left mould 6 on middle template 3, right mould 7 is installed on front template 2; by the symmetrical hinged lock mold mechanism that is movably hinged, it is characterized in that between middle template 3 and rear pattern plate 4: between described right mould 7 and front template 2, locked mode pressing mechanism 16 is installed.
Described locked mode pressing mechanism 16 is flat piston cylinder.
The flat piston cylinder of described locked mode pressing mechanism 16 is pneumatic cylinder.
The flat piston cylinder of described locked mode pressing mechanism 16 is hydraulic cylinder.
Described hinged lock mold mechanism is movably hinged connecting rod A by two hinge bars 8, and 9 are connected with contiguous block 10, and 8 of described two hinge bars are movably hinged by planker 11, and the nut 15 that a servomotor 13 drives on roller bearing screw mandrel 14 and planker 11 is spirally connected.
Be movably hinged by connecting rod B12 between described planker 11 and hinge bar 8.
When template 3 is in range with rear pattern plate 4 in servomotor 13 promotes, planker 11, connecting rod B, center of effort's line of 12 is same straight line, with connecting rod A, 9 center of effort's lines are perpendicular.
Under the prerequisite of described locked mode pressing mechanism 16 not enableds, when template 3 is in range with rear pattern plate 4 in servomotor 13 promotes, hinge bar 8, connecting rod A, 9, the center of effort of contiguous block 10 is on same straight line, leave the locked mode gap between left mould 6 and right mould 7.
Described locked mode gap is between 0.2～1.0 millimeter.
3 of described rear pattern plate 4 and middle templates are by synchronizeing lazy-tongs 17 interlocks that tooth bar and synchromesh gear form.
Operation principle: when needing matched moulds, servomotor 13 utilize roller bearing screw mandrel 14 with nut 15 with supporting plate 11 to extrapolation, push middle template to front template 2 by the hinge type clamping mechanism, make left mould 6 and right mould 7 closures.When template 3 is in range with rear pattern plate 4 in servomotor 13 promotes, planker 11, connecting rod B, center of effort's line of 12 is same straight line, with connecting rod A, 9 center of effort's lines are perpendicular.Simultaneously hinge bar 8, connecting rod A, 9, the center of effort of contiguous block 10 is on same straight line, leave 0.2～1.0 millimeter locked mode gap between left mould 6 and right mould 7.Start locked mode pressing mechanism 16, make right mould 7 be moved to the left locked mode.Because locked mode pressing mechanism 16 is the flat piston cylinder, stroke is little, and cylinder diameter is larger, so it can provide sufficient stable locked mode pressure.For clamping mechanism; when template 3 is in range with rear pattern plate 4 in servomotor 13 promotes; make hinge bar 8, connecting rod A; 9, the center of effort of contiguous block 10 is on same straight line, the locked mode pressure that locked mode pressing mechanism 16 produces when starting by connecting rod A through directly marrying again on rear pattern plate 4 after after hinge bar 8.The roller bearing screw mandrel 14 of planker 11 and the motion of promotion supporting plate is subjected to any pressure hardly.Therefore, as long as the power of servomotor 13 reaches template 3 motions in promotion, need not to consider locked mode power.In conventional art, use hydraulic cylinder, in promotion, template is carried out matched moulds and is compared with the mode of locked mode pressurize.With matched moulds, separate with locked mode and pressurize in this case.Can not only improve and stable mode-locking pressure, can also increase work efficiency, reduce the work energy consumption.
Claims (10)
1. mould lock for bottle blow machine; comprise mould bases base (1); be placed in the front template (2) on mould bases base (1); middle template (3); rear pattern plate (4) and run through guide pillar (5) between each template; left mould (6) is installed on middle template (3); right mould (7) is installed on front template (2); by the symmetrical hinged lock mold mechanism that is movably hinged, it is characterized in that between middle template (3) and rear pattern plate (4): between described right mould (7) and front template (2), locked mode pressing mechanism (16) is installed.
2. mould lock for bottle blow machine according to claim 1, it is characterized in that: described locked mode pressing mechanism (16) is flat piston cylinder.
3. mould lock for bottle blow machine according to claim 2, it is characterized in that: the flat piston cylinder of described locked mode pressing mechanism (16) is pneumatic cylinder.
4. mould lock for bottle blow machine according to claim 2, it is characterized in that: the flat piston cylinder of described locked mode pressing mechanism (16) is hydraulic cylinder.
5. mould lock for bottle blow machine according to claim 1; it is characterized in that: described hinged lock mold mechanism is movably hinged connecting rod A(9 by two hinge bars (8)) be connected with contiguous block (10); be movably hinged by planker (11) between described two hinge bars (8), the nut (15) that a servomotor (13) drives on roller bearing screw mandrel (14) and planker (11) is spirally connected.
6. mould lock for bottle blow machine according to claim 5, is characterized in that: be movably hinged by connecting rod B (12) between described planker (11) and hinge bar (8).
7. mould lock for bottle blow machine according to claim 6, it is characterized in that: template (3) and rear pattern plate (4) are when being in range in servomotor (13) promotes, center of effort's line of planker (11), connecting rod B (12) is same straight line, and is perpendicular with connecting rod A (9) center of effort line.
8. mould lock for bottle blow machine according to claim 1, it is characterized in that: under the prerequisite of described locked mode pressing mechanism (16) not enabled, template (3) and rear pattern plate (4) are when being in range in servomotor (13) promotes, the center of effort of hinge bar (8), connecting rod A (9), contiguous block (10) is on same straight line, leaves the locked mode gap between left mould (6) and right mould (7).
9. mould lock for bottle blow machine according to claim 8 is characterized in that: described locked mode gap is between 0.2～1.0 millimeter.
10. mould lock for bottle blow machine according to claim 1 is characterized in that: between described rear pattern plate (4) and middle template (3) by synchronizeing lazy-tongs (17) interlock that tooth bar and synchromesh gear form.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011103952436A CN103128959A (en) | 2011-12-02 | 2011-12-02 | Mould locking device for bottle blowing machine |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011103952436A CN103128959A (en) | 2011-12-02 | 2011-12-02 | Mould locking device for bottle blowing machine |
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| CN103128959A true CN103128959A (en) | 2013-06-05 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN2011103952436A Pending CN103128959A (en) | 2011-12-02 | 2011-12-02 | Mould locking device for bottle blowing machine |
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Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106808627A (en) * | 2015-12-01 | 2017-06-09 | 株洲时代新材料科技股份有限公司 | A kind of polyurethane products former and forming method |
| CN108127897A (en) * | 2017-12-22 | 2018-06-08 | 德玛克（长兴）注塑系统有限公司 | A kind of bottle blowing machine, left and right mold lock locking mechanism and its left and right mould locking method |
| CN108943665A (en) * | 2018-08-24 | 2018-12-07 | 广东乐善智能装备股份有限公司 | The bottle blowing machine of eccentric mode locking |
| TWI784389B (en) * | 2021-01-12 | 2022-11-21 | 銓寶工業股份有限公司 | Auxiliary mold holding structure |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2348998Y (en) * | 1998-12-23 | 1999-11-17 | 杭州三和机电有限公司 | Air sac booster for mould-assembling mechanism of bottle blow-moulding machine |
| CN200942590Y (en) * | 2006-09-05 | 2007-09-05 | 廖玮 | Mould closing mechanism of plastic vessel forming machine |
| CN200948663Y (en) * | 2006-09-05 | 2007-09-19 | 廖玮 | Plastic container forming machine mold closing mechanism with large working volume |
| CN101695858A (en) * | 2009-11-06 | 2010-04-21 | 张士生 | Mold mechanism driven by up-down movement arm |
| CN202412685U (en) * | 2011-12-02 | 2012-09-05 | 广东乐善机械有限公司 | Clamping device of bottle blowing machine |
-
2011
- 2011-12-02 CN CN2011103952436A patent/CN103128959A/en active Pending
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2348998Y (en) * | 1998-12-23 | 1999-11-17 | 杭州三和机电有限公司 | Air sac booster for mould-assembling mechanism of bottle blow-moulding machine |
| CN200942590Y (en) * | 2006-09-05 | 2007-09-05 | 廖玮 | Mould closing mechanism of plastic vessel forming machine |
| CN200948663Y (en) * | 2006-09-05 | 2007-09-19 | 廖玮 | Plastic container forming machine mold closing mechanism with large working volume |
| CN101695858A (en) * | 2009-11-06 | 2010-04-21 | 张士生 | Mold mechanism driven by up-down movement arm |
| CN202412685U (en) * | 2011-12-02 | 2012-09-05 | 广东乐善机械有限公司 | Clamping device of bottle blowing machine |
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106808627A (en) * | 2015-12-01 | 2017-06-09 | 株洲时代新材料科技股份有限公司 | A kind of polyurethane products former and forming method |
| CN108127897A (en) * | 2017-12-22 | 2018-06-08 | 德玛克（长兴）注塑系统有限公司 | A kind of bottle blowing machine, left and right mold lock locking mechanism and its left and right mould locking method |
| CN108127897B (en) * | 2017-12-22 | 2023-05-09 | 德玛克（长兴）注塑系统有限公司 | Bottle blowing machine, left and right mold locking mechanism and left and right mold locking method thereof |
| CN108943665A (en) * | 2018-08-24 | 2018-12-07 | 广东乐善智能装备股份有限公司 | The bottle blowing machine of eccentric mode locking |
| TWI784389B (en) * | 2021-01-12 | 2022-11-21 | 銓寶工業股份有限公司 | Auxiliary mold holding structure |
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Application publication date: 20130605 |