CN101695858A - Mold mechanism driven by up-down movement arm - Google Patents
Mold mechanism driven by up-down movement arm Download PDFInfo
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- CN101695858A CN101695858A CN200910309402A CN200910309402A CN101695858A CN 101695858 A CN101695858 A CN 101695858A CN 200910309402 A CN200910309402 A CN 200910309402A CN 200910309402 A CN200910309402 A CN 200910309402A CN 101695858 A CN101695858 A CN 101695858A
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- mold mechanism
- transfer arm
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- 230000001360 synchronised Effects 0.000 abstract description 12
- 230000005540 biological transmission Effects 0.000 abstract description 3
- 238000009415 formwork Methods 0.000 abstract 17
- 238000005452 bending Methods 0.000 description 4
- 239000003921 oil Substances 0.000 description 4
- 239000003638 reducing agent Substances 0.000 description 4
- 238000007664 blowing Methods 0.000 description 3
- 230000000694 effects Effects 0.000 description 3
- 230000003993 interaction Effects 0.000 description 3
- 238000000034 method Methods 0.000 description 3
- 238000003825 pressing Methods 0.000 description 3
- 238000005096 rolling process Methods 0.000 description 3
- 230000015572 biosynthetic process Effects 0.000 description 2
- 238000005516 engineering process Methods 0.000 description 2
- 238000005755 formation reaction Methods 0.000 description 2
- 230000000630 rising Effects 0.000 description 2
- 230000037250 Clearance Effects 0.000 description 1
- 235000013361 beverage Nutrition 0.000 description 1
- 230000002146 bilateral Effects 0.000 description 1
- 230000035512 clearance Effects 0.000 description 1
- 230000000875 corresponding Effects 0.000 description 1
- 239000003814 drug Substances 0.000 description 1
- 238000001125 extrusion Methods 0.000 description 1
- 239000012530 fluid Substances 0.000 description 1
- 238000010438 heat treatment Methods 0.000 description 1
- 239000010720 hydraulic oil Substances 0.000 description 1
- 238000001746 injection moulding Methods 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 238000004806 packaging method and process Methods 0.000 description 1
- 229920000728 polyester Polymers 0.000 description 1
- 239000002994 raw material Substances 0.000 description 1
- 238000003892 spreading Methods 0.000 description 1
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Abstract
The invention discloses a mold mechanism driven by an up-down movement arm, which solves the technical problems of slow speed of mold opening and closing, large transverse occupied space, poor precision of mold opening and closing, small mold locking force and poor synchronism of a bottom formwork existing in the prior mold mechanism. The mold mechanism comprises a framework, a left formwork, an intermediate formwork, the bottom formwork, a connecting rod and a right formwork, wherein the left formwork and the right formwork are fixed at both ends of the connecting rod; the intermediate formwork is positioned between the left formwork and the right formwork and is arranged on the connecting rod in a sliding way; the bottom formwork is positioned below the left formwork and the intermediate formwork; a crank arm mechanism is arranged between the intermediate formwork and the right formwork; the middle part of the crank arm mechanism is connected to a lifting plate; both ends of the crank arm mechanism are connected to the intermediate formwork and the right formwork respectively; and the lifting plate is connected to a driving arm which moves up and down. The mold mechanism saves space occupation, optimizes a product structure, saves a synchronous transmission mechanism of a gear and a rack, reduces the quality problem caused by a mold-closing impact force, improves the speed and the accuracy of mold opening and closing, and has coordinative and steady operation.
Description
Technical field
The present invention relates to the process equipment of plastic packaging containers, be specifically related to a kind of mold mechanism that transfer arm drives of using down.
Background technology
Adopting polyester such as PET or PP, PE, PC is raw material, when being processed into hollow plastic containers such as various beverage bottles, oil bottle, medicine bottle and toiletry bag bottling by notes, stretch blow or extrusion blow, need injection moulding, heating and stretch blow equipment, described stretch blow equipment is commonly referred to blower for plastic bottle or plastic draw-blow machine, and the mold mechanism of its main part is to drive mould to finish die sinking and matched moulds and provide certain clamp force to guarantee in the container formation process the not mechanism of spreading of mold-locked.
At present, mainly there is the deficiency of the following aspects in Chang Yong mold mechanism:
1, folding mould speed is low.Existing blower for plastic bottle adopts cylinder or the oil cylinder laterally put to act directly on template as power, or drives indirect folding and the locking that template is finished mould that drives of cranking arm.Because the length of connecting rod of mold mechanism is big, places horizontal driving cylinder again, the mechanism that extended, it is big to take horizontal space.For clasp mould mechanism, the cylinder and the oil cylinder speed of service are relatively slow, and production efficiency is low.Improve the cylinder and the oil cylinder speed of service as pressure and the flow that increases gas or hydraulic oil too much, can make clasp mould mechanism impact in service excessive, cause the damage of the vibration damage and the mould of machine easily.
2, folding mould precision is relatively poor.Blower for plastic bottle requires two matched moulds plate motions will keep synchronous, but existing bottle blowing machine generally adopts a wherein side matched moulds plate and drive opposite side matched moulds plate by the sychronisation of wheel and rack and realize two motions that the matched moulds plate is synchronous in opposite directions of power drive, this structure in use usually occurs because rack-and-pinion exists the wearing and tearing of certain backlash or rack-and-pinion to cause the excessive problem that influences the plastic product quality in die clearance between the matched moulds plate.
3, the bed die rising or falling speed is low.What existing blower for plastic bottle adopted is the mode that cylinder directly drives the bed die lifting, slower because of the cylinder speed of service, the bad phenomenon of bed die folder that mould puts in place not rising often occurs.
Summary of the invention
The objective of the invention is provides a kind of effective raising closure pressing speed and precision in order to solve above-mentioned the deficiencies in the prior art, the mold mechanism that transfer arm drives under the using in saving space.Further aim of the present invention is to make this mechanism's locked mode easy to adjust, and the bed die matched moulds is reliable.
In order to achieve the above object, a kind of mold mechanism of using down the transfer arm driving that the present invention is designed, comprise frame, left side template, middle template, end template, connecting rod and right template, left side template and right template are installed in the two ends of connecting rod, but the two synchronous interaction, middle template is positioned between the two above-mentioned and is slidably disposed on the connecting rod, end template is arranged in the below of left template and template, be provided with the mechanism of cranking arm between middle template and the right template, be connected on the lifter plate in the middle of the described mechanism of cranking arm, two ends are connected on middle template and the right template, described lifter plate is driven by an actuating arm that moves up and down, and, can make actuating arm drive lifter plate apace and move up and down as power with servomotor, thereby drive the mechanism's bending stretch of cranking arm, template and right template are closed up reposefully and are separated in making.Right template and the interlock of left template synchronous, when central template and right template are separated, left template and the locking adjacent to each other of middle template, this moment, end template moved upward, and the three locks the formation mould.The linear longitudinal movement of actuating arm is converted into the power source of two template folding moulds by crank mechanism, does not need gear and rack for transmission, reduces the quality problems that wearing and tearing cause, and improves folding mould speed.The actuating arm that design moves up and down does not take horizontal space, helps to improve closure pressing speed, reduces the noise impulse force.The goods mould of blowing plastic containers is installed in respectively in the left template on the template and end template, and this known technology seldom explains.
As preferably, described lifter plate can be connected on the column and can slide along its sidewall, and described column is fixedly arranged on frame, and it is steadily smooth that lifter plate is moved up and down.
As preferably, described actuating arm one end can be connected the junction of crank arm mechanism and lifter plate, the other end is connected on the swing component, described swing component is positioned on the bracing frame swingably and driven device drives, drive unit can and be aided with reductor for servomotor, also can be cylinder or fluid cylinder driving mechanism.By the driving of drive unit, swing component carries out the reciprocating motion of certain amplitude, thereby drives the bending stretch of the reciprocal lifting moving of lifter plate and the mechanism of cranking arm.
As preferably, the described mechanism of cranking arm can be two groups of parallel cranking arm, and is hinged on the lifter plate in the middle of cranking arm, during two ends are hinged on template and the right template, improve whereby the template operation steadily, reliability.
As preferably, described end template can be arranged on the below at left template and middle template matched moulds interface by the guide plate of a band lifting groove, guide plate is fixed on the middle template, a left side, lifting groove groove position is low right high, end template is supported on the guide plate by the lifting groove, when left template and middle template mould, the same moved further of guide plate, end template is from the low high position that is displaced to; When left template and middle template die sinking tool resetted, end template also resetted thereupon.Guide plate also can be fixed on left template or the right template, and a right low left side, lifting this moment groove groove position is high, reaches the above-mentioned synchronous effect that is equal to.During position above end template is limited at the matched moulds interface, it only does upper and lower moving.End template and left template and the interlock of middle template synchronous, the operation quick and stable.
As preferably, outside the described left template pressuring plate that laterally moves can be set, between described pressuring plate and the left template impeller and back-moving spring are set respectively.After making left template and middle template matched moulds by actuating arm, promote left template by pressuring plate and impeller again and draw close middle template, increase the clamp force of the two.The design of this folding mould can also provide mold clamping force when left template and middle template matched moulds suspend in critical condition, guarantee steady matched moulds, prevents the impact damage of mould; Corresponding restoring force then is provided during die sinking.
As preferably, described left template, middle template and right template can be respectively be provided with the sliding part that slides on can the horizontal guide rail in frame in the bottom.The three moves smooth more, quick.
As preferably, described bracing frame one side can be provided with drive unit and by being positioned at the drive shaft swing component in the middle of it.Swing component can be done oscillating traverse motion by driving shaft, moves up and down thereby drive lifter plate, and is easy to adjust.
As preferably, can be provided with gag lever post on the described lifter plate, play the position limitation protection effect.
As preferably, described connecting rod can have four, and symmetry is located in left template, middle template and right template four jiaos, and is more steady.
A kind of mold mechanism of using down the transfer arm driving that the present invention obtains provides vertical driving force to make crank mechanism drive template opening and closing mould, effectively save and take up an area of the space, optimized product structure, omitted the synchronous drive mechanism of gear and tooth bar, the error of having avoided multistage transmission to bring, reduce the quality problems that the matched moulds impulsive force causes, improve folding mould speed and precision; The position of lifter plate is with respect to middle template and right template symmetry, and also with respect to the symmetry of cranking arm of both sides, middle template and right template can reach synchronous operation; Right template and left template are rigidly connected by connecting rod, so left template and middle template folding mould synchronism are good; Clamp force is big; End template drives matched moulds by middle template synchronous, and operation is coordinated steadily.
Description of drawings
Fig. 1 is the structural representation of die opening state of the present invention;
Fig. 2 is the structural representation of matched moulds state of the present invention;
Fig. 3 be A-A of the present invention to structural representation;
Fig. 4 is the structural representation of end template of the present invention;
Fig. 5 is that the present invention adopts cylinder as another structural representation that drives power.
Among the figure: 01 left template, 02 connecting rod, 03 goods mould, template in 04,05 guide pin bushing, 06 right template, 07 bearing of cranking arm, 08 cranks arm, 09 short pin shaft, 10 axles of having strong market potential, 11 lifter plates, 12 lifter plate slide blocks, 13 vertical guide rails, 14 columns, 15 frames, 16 gag lever posts, 17 upper mounting plates, 18 actuating arms, 19 bracing frames, 20 rolling bearing units, 21 swing components, 22 swing component bearing pins, 23 driving shafts, 24 oscillating bearings, 25 motor reducers, 26 cylinders, 27 pressuring plates, 28 impellers, 29 sliding parts, 30 horizontal guide rails, 31 guide plates, 32 lifting grooves, 33 bottom die, 34 end templates, 35 bed die supports, 36 guide pin bushing seats, 37 guide posts, 38 air cylinder fixed plate, 39 bed die cylinders, 40 back-moving springs.
The specific embodiment
The invention will be further described in conjunction with the accompanying drawings below by embodiment.
Embodiment 1
As Fig. 1, Fig. 2, Fig. 3, shown in Figure 4, a kind of mold mechanism of using down the transfer arm driving that present embodiment is described, comprise frame 15, left side template 01, middle template 04, end template 34, connecting rod 02 and right template 06, left side template 01 and right template 06 are installed in the two ends of connecting rod 02, but the two synchronous interaction, middle template 04 is positioned between the two above-mentioned and is slidably disposed on the connecting rod 02 by guide pin bushing 05, be provided with the mechanism of cranking arm between middle template 04 and the right template 06, the described mechanism of cranking arm is two groups and parallel cranks arm 08, crank arm and be hinged on the lifter plate 11 by have strong market potential axle 10 and oscillating bearing 24 in the middle of 08, two ends are hinged on middle template 04 and the right template 06 by short pin shaft 09 and the oscillating bearing that is located on the bearing 07 of cranking arm, and the bearing 07 of cranking arm is fixed on middle template 04 and the right template 06.
The goods mould 03 of blowing plastic containers is installed on left template 01 and the middle template 04, bottom die 33 is installed on the end template 34, described lifter plate 11 is driven by an actuating arm that moves up and down 18, actuating arm 18 can be by driven by motor, also can drive so that lifter plate 11 moves up and down by gas or hydraulic means, thereby drive the mechanism's bending stretch of cranking arm, in making template 04 and right template 06 reposefully near and separately.Right template 06 and 01 synchronous interaction of left template, when central template 04 and right template 06 are separated, left template 01 and 04 locking adjacent to each other of middle template, this moment, end template 34 moved upward, three's locking.
Described lifter plate 11 is by being located at lifter plate slide block 12 above it and being connected on the column 14 and can sliding along the vertical guide rail on its sidewall 13, and described column 14 is fixedly arranged on frame 15, makes the lifter plate 11 better steady smoothness that moves up and down.
Described actuating arm 18 1 ends are connected the junction of crank arm mechanism and lifter plate 11, the other end is connected on the swing component 21 by swing component latch 22, described swing component 21 is positioned on the bracing frame 19 swingably and driven device drives, bracing frame 19 can be located on the upper mounting plate 17, and drive unit is that motor reducer 25 is servomotor and is aided with reductor.Described bracing frame 19 1 sides are provided with drive unit and support swing components 21 by being positioned at its middle driving shaft 23.Bracing frame 19 is provided with two rolling bearing units 20, and driving shaft 23 is installed between the rolling bearing units 20, and swing component 21 can be made reciprocal circular motion by driving shaft 23, thereby drives the bending stretch of the reciprocal lifting moving of lifter plate 11 and the mechanism of cranking arm.
Described end template 34 is arranged on the below at left template 01 and middle template 04 matched moulds interface by the guide plate 31 of a band lifting groove 32, the lower end of template 04 during guide plate 31 is fixed in, a left side, lifting groove 32 groove positions is low right high, end template 34 is supported on the guide plate 31 by lifting groove 32, when left template 01 and middle template 04 mould, guide plate 31 same moved further, end template 34 is from the low high position that is displaced to; When left template 01 and middle template 04 die sinking tool resetted, end template 34 also resetted thereupon.During position above end template 34 is limited at the matched moulds interface, it only does upper and lower moving.
One pressuring plate 27 that laterally moves is set on the described left template 01, impeller 28 and back-moving spring 40 are set respectively between described pressuring plate 27 and the left template 01.Behind left side template 01 and middle template 04 matched moulds, promote left template 01 by pressuring plate 27 and impeller 28 and draw close middle template 04, increase the clamp force of the two; Reset by back-moving spring 40.
Described left template 01, middle template 04 and right template 06 are provided with the sliding part 29 that slides on can the horizontal guide rail 30 in frame 15 respectively in the bottom.Described lifter plate 11 is provided with gag lever post 16, plays the position limitation protection effect.Described connecting rod 02 has four, and symmetry is located in left template 01, middle template 04 and right template 06 four jiaos, and is more steady.
Described end template 34 is equipped with guide post 37 and is slidingly matched with the guide pin bushing seat 36 that is installed on the bed die support 35, and guide post 37 lower ends are equipped with air cylinder fixed plate 38 and bed die cylinder 39, and the piston rod of bed die cylinder 39 is fixed on the bed die support 35.
Operation principle: when motor reducer 25 driving swing components 21 begin upwards to swing, swing component 21 acts on lifter plate 11 by actuating arm 18, lifter plate 11 is upwards slided by vertical guide rail 13, and lifter plate 11 bilateral symmetry connect, and crank arm 08 angle begins to increase.At this moment, middle template 04 is slided respectively in the opposite direction with right template 06, because right template 06 adopts connecting rod 02 to be rigidly connected with left template 01, so, left side template 01 is approaching with middle template 04 beginning, simultaneously, the guide plate 31 of template 04 lower plane also moves thereupon in being fixed on, and end template 34 moves up.When swing component 21 upwards swing drive lifter plate 11 and continue to rise when 08 the angle of cranking arm is spent near 180, matched moulds puts in place, end template arrives the extreme higher position 34 this moments.In end template 34 uphill process, bed die cylinder 39 upwards promotes end template 34 all the time.When matched moulds put in place, the inner chamber that is fixed in the pressuring plate 27 on the left template 01 began inflation, and pressuring plate 27 produces a small amount of moving in the matched moulds direction, made that card closes closely between left template 01 and the middle template 04.
When motor reducer 25 drove swing component 21 beginnings to lower swing, each parts resetted.
Embodiment 2
As shown in Figure 5, a kind of mold mechanism of using down the transfer arm driving that present embodiment is described in the not high occasion of closure pressing speed, can adopt gas or hydraulic means 26 as driving power so that actuating arm 18 moves up and down, in addition, all the other structures are identical with embodiment 1 with the course of work.
Claims (10)
1. use down the mold mechanism that transfer arm drives for one kind, comprise frame (15), left side template (01), middle template (04), end template (34), connecting rod (02) and right template (06), left side template (01) and right template (06) are installed in the two ends of connecting rod (02), middle template (04) is positioned between the two above-mentioned and is slidably disposed on the connecting rod (02), it is characterized in that end template (34) is arranged in the below of left template (01) and template (04), be provided with the mechanism of cranking arm between middle template (04) and the right template (06), be connected on the lifter plate (11) in the middle of the described mechanism of cranking arm, two ends are connected on middle template (04) and the right template (06), and described lifter plate (11) is driven by an actuating arm that moves up and down (18).
2. a kind of mold mechanism that transfer arm drives of using down according to claim 1 is characterized in that described lifter plate (11) is connected a column (14) and goes up also and can slide along its sidewall, and described column (14) is fixedly arranged on frame (15).
3. a kind of mold mechanism that transfer arm drives of using down according to claim 1 and 2, it is characterized in that described actuating arm (18) one ends are connected the junction of crank arm mechanism and lifter plate (11), the other end is connected on the swing component (21), and described swing component (21) is positioned at a bracing frame (19) swingably and goes up also driven device driving
4. a kind of mold mechanism that transfer arm drives of using down according to claim 3, it is characterized in that the described mechanism of cranking arm is two groups of parallel cranking arm (08), cranking arm, (08) is middle to be hinged on the lifter plate (11), and two ends are hinged on middle template (04) and the right template (06).
5. according to claim 2 or 4 described a kind of mold mechanisms that transfer arm drives of using down, it is characterized in that described end template (34) is arranged on the below at left template (01) and middle template (04) matched moulds interface by the guide plate (31) of a band lifting groove (32), described guide plate (31) is connected the lower end of middle template (04).
6. a kind of mold mechanism that transfer arm drives of using down according to claim 5, it is characterized in that being provided with on the described left template (01) pressuring plate (27) that laterally moves, impeller (28) and back-moving spring (40) are set respectively between described pressuring plate (27) and the left template (01).
7. a kind of mold mechanism that transfer arm drives of using down according to claim 6 is characterized in that described left template (01), middle template (04) and right template (06) are provided with the sliding part (29) that can upward slide at the horizontal guide rail (30) of frame (15) respectively in the bottom.
8. a kind of mold mechanism that transfer arm drives of using down according to claim 3 is characterized in that described bracing frame (19) one sides are provided with drive unit and drive swing component (21) by being positioned at its middle driving shaft (23).
9. a kind of mold mechanism that transfer arm drives of using down according to claim 2 is characterized in that described lifter plate (11) upper end is provided with gag lever post (16).
10. a kind of mold mechanism that transfer arm drives of using down according to claim 2 is characterized in that described connecting rod (02) has four, and symmetry is located in the left template (01) of form fit, middle template (04) and right template (06) four jiaos.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN200910309402A CN101695858A (en) | 2009-11-06 | 2009-11-06 | Mold mechanism driven by up-down movement arm |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN200910309402A CN101695858A (en) | 2009-11-06 | 2009-11-06 | Mold mechanism driven by up-down movement arm |
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| Publication Number | Publication Date |
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| CN101695858A true CN101695858A (en) | 2010-04-21 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN200910309402A Pending CN101695858A (en) | 2009-11-06 | 2009-11-06 | Mold mechanism driven by up-down movement arm |
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| CN (1) | CN101695858A (en) |
Cited By (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102922731A (en) * | 2012-11-22 | 2013-02-13 | 广州达意隆包装机械股份有限公司 | Link mechanism for opening and closing die set and lifting bottom die of bottle blowing machine |
| CN103128959A (en) * | 2011-12-02 | 2013-06-05 | 广东乐善机械有限公司 | Mould locking device for bottle blowing machine |
| CN103341963A (en) * | 2013-06-21 | 2013-10-09 | 杭州中亚机械股份有限公司 | Mould base opening and closing device of rotating bottle blowing machine |
| CN105984049A (en) * | 2016-06-24 | 2016-10-05 | 台州迈格机械模具有限公司 | Driving device |
| CN106079380A (en) * | 2016-08-26 | 2016-11-09 | 台州迈格机械模具有限公司 | A kind of folding mould device of bottle blowing machine |
| EP2985130B1 (en) | 2014-08-13 | 2018-02-07 | Krones AG | Forming device and method for forming plastic preforms into plastic containers |
| CN110027193A (en) * | 2019-03-23 | 2019-07-19 | 东莞市乐善机械设备有限公司 | A kind of link mechanism and automatic equipment drive open and close movement mechanism |
| CN111113776A (en) * | 2019-12-31 | 2020-05-08 | 江苏华宏科技股份有限公司 | Four-column hydraulic injection molding machine |
-
2009
- 2009-11-06 CN CN200910309402A patent/CN101695858A/en active Pending
Cited By (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103128959A (en) * | 2011-12-02 | 2013-06-05 | 广东乐善机械有限公司 | Mould locking device for bottle blowing machine |
| CN102922731A (en) * | 2012-11-22 | 2013-02-13 | 广州达意隆包装机械股份有限公司 | Link mechanism for opening and closing die set and lifting bottom die of bottle blowing machine |
| CN102922731B (en) * | 2012-11-22 | 2014-11-05 | 广州达意隆包装机械股份有限公司 | Link mechanism for opening and closing die set and lifting bottom die of bottle blowing machine |
| CN103341963A (en) * | 2013-06-21 | 2013-10-09 | 杭州中亚机械股份有限公司 | Mould base opening and closing device of rotating bottle blowing machine |
| CN103341963B (en) * | 2013-06-21 | 2015-08-05 | 杭州中亚机械股份有限公司 | A kind of mould bases closing device of rotary bottle blowing machine |
| EP2985130B1 (en) | 2014-08-13 | 2018-02-07 | Krones AG | Forming device and method for forming plastic preforms into plastic containers |
| CN105984049A (en) * | 2016-06-24 | 2016-10-05 | 台州迈格机械模具有限公司 | Driving device |
| CN106079380A (en) * | 2016-08-26 | 2016-11-09 | 台州迈格机械模具有限公司 | A kind of folding mould device of bottle blowing machine |
| CN110027193A (en) * | 2019-03-23 | 2019-07-19 | 东莞市乐善机械设备有限公司 | A kind of link mechanism and automatic equipment drive open and close movement mechanism |
| CN111113776A (en) * | 2019-12-31 | 2020-05-08 | 江苏华宏科技股份有限公司 | Four-column hydraulic injection molding machine |
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Application publication date: 20100421 |