CN104029360B - A kind of pressure device for locking mould - Google Patents
A kind of pressure device for locking mould Download PDFInfo
- Publication number
- CN104029360B CN104029360B CN201410294696.3A CN201410294696A CN104029360B CN 104029360 B CN104029360 B CN 104029360B CN 201410294696 A CN201410294696 A CN 201410294696A CN 104029360 B CN104029360 B CN 104029360B
- Authority
- CN
- China
- Prior art keywords
- retainer ring
- push pedal
- pressure bladder
- pressure
- solid plate
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Fee Related
Links
- 230000007246 mechanism Effects 0.000 claims abstract description 16
- 239000007787 solid Substances 0.000 claims description 22
- 238000004519 manufacturing process Methods 0.000 abstract description 6
- 238000005265 energy consumption Methods 0.000 abstract description 2
- 239000003921 oil Substances 0.000 description 11
- 238000000465 moulding Methods 0.000 description 5
- 238000004512 die casting Methods 0.000 description 4
- 238000002347 injection Methods 0.000 description 4
- 239000007924 injection Substances 0.000 description 4
- 239000010720 hydraulic oil Substances 0.000 description 3
- 238000000034 method Methods 0.000 description 3
- 238000002360 preparation method Methods 0.000 description 3
- 230000008569 process Effects 0.000 description 3
- 230000009471 action Effects 0.000 description 2
- 239000004568 cement Substances 0.000 description 2
- 238000005516 engineering process Methods 0.000 description 2
- 239000012530 fluid Substances 0.000 description 2
- 238000001746 injection moulding Methods 0.000 description 2
- 239000007788 liquid Substances 0.000 description 2
- 239000000463 material Substances 0.000 description 2
- 239000002184 metal Substances 0.000 description 2
- 238000007789 sealing Methods 0.000 description 2
- 238000004804 winding Methods 0.000 description 2
- 230000003044 adaptive effect Effects 0.000 description 1
- 239000002775 capsule Substances 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 230000005489 elastic deformation Effects 0.000 description 1
- 229920002457 flexible plastic Polymers 0.000 description 1
- 230000006872 improvement Effects 0.000 description 1
- 238000005461 lubrication Methods 0.000 description 1
- 229920003023 plastic Polymers 0.000 description 1
- 239000012858 resilient material Substances 0.000 description 1
- 239000012945 sealing adhesive Substances 0.000 description 1
- 238000007493 shaping process Methods 0.000 description 1
- 230000009466 transformation Effects 0.000 description 1
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
- B29C45/00—Injection moulding, i.e. forcing the required volume of moulding material through a nozzle into a closed mould; Apparatus therefor
- B29C45/17—Component parts, details or accessories; Auxiliary operations
- B29C45/64—Mould opening, closing or clamping devices
- B29C45/68—Mould opening, closing or clamping devices hydro-mechanical
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B22—CASTING; POWDER METALLURGY
- B22D—CASTING OF METALS; CASTING OF OTHER SUBSTANCES BY THE SAME PROCESSES OR DEVICES
- B22D17/00—Pressure die casting or injection die casting, i.e. casting in which the metal is forced into a mould under high pressure
- B22D17/20—Accessories: Details
- B22D17/26—Mechanisms or devices for locking or opening dies
- B22D17/263—Mechanisms or devices for locking or opening dies mechanically
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B22—CASTING; POWDER METALLURGY
- B22D—CASTING OF METALS; CASTING OF OTHER SUBSTANCES BY THE SAME PROCESSES OR DEVICES
- B22D17/00—Pressure die casting or injection die casting, i.e. casting in which the metal is forced into a mould under high pressure
- B22D17/20—Accessories: Details
- B22D17/26—Mechanisms or devices for locking or opening dies
- B22D17/266—Mechanisms or devices for locking or opening dies hydraulically
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Manufacturing & Machinery (AREA)
- Moulds For Moulding Plastics Or The Like (AREA)
Abstract
The present invention relates to a kind of pressure device for locking mould, comprise be arranged on clasp mould mechanism template on push pedal, pressure bladder (2 is provided with between described push pedal and template, 2 '), it is characterized in that described pressure bladder (2,2 ') one-body molded, the interior ora terminalis on pressure bladder upper strata is compressed between the first retainer ring (31) and the second retainer ring (32), and the interior ora terminalis of pressure bladder lower floor is compressed between the second retainer ring (32) and the 3rd retainer ring (33); Described first retainer ring (31), the second retainer ring (32) and the 3rd retainer ring (33) are detachably connected, and described second retainer ring (32) is provided with the passage (34) being communicated with described pressure bladder inner chamber and ambient pressure medium source.Low cost of manufacture of the present invention, easy to use, energy consumption is little, and boosting is fast, pressurize is effective, and longer service life, easy to loading and unloading.
Description
Technical field
The present invention relates to the clamping of the mould molding machineries such as injection machine die casting machine, specifically refer to a kind of pressure device for locking mould.
Background technology
The mould molding machineries such as injection machine die casting machine; complex-shaped goods are produced by mould; so this kind of machinery has a clasp mould mechanism; mould is arranged in clasp mould mechanism; product to need in forming process to be locked, mold clamp to complete the shaping of product and to obtain qualified product by clasp mould mechanism in a mold.
The clasp mould mechanism of current use has two kinds usually, and one is oil cylinder direct pressure type clasp mould mechanism, and another kind is toggle link mechanical open clamping.
Mould, by being arranged on the oil cylinder pushing moving platen in machine template, is pushed to solid plate direction matched moulds by oil cylinder direct pressure type clasp mould mechanism, comes mold-locked eventually through the high pressure setting up oil cylinder inner fluid.Very large owing to will ensure the active force of mold-locked, make required oil cylinder bulky, cost is very high, and oil cylinder volume is large simultaneously, topping up difficulty, and efficiency is low, makes difficulty, and easily leaks.
Toggle rod type clasp mould mechanism is usually made up of Mode-locking oil cylinder and a symmetrical toggle side rod mechanism; when matched moulds; mould shifting oil cylinder enters hydraulic oil and promotes crosshead by straight for crank connecting rod support, and system produces elastic deformation and reaches clamp force, finally completes the matched moulds of mould and the process of locked mode.Because clamp force is out of shape by system resilience and reaches, therefore clamp force inaccuracy, the clamp force adjustment difficulty of different molding cycle; clamp force in same molding cycle can not adjust; and the more difficult lubrication of this mechanical clasp mould mechanism, easily damage, service life is short.
ZL201110179910.7 provides " a kind of pressure device for locking mould " for this reason, for substituting traditional hydraulic jack.It comprises the push pedal between template and corresponding mould being arranged on clasp mould mechanism; between described push pedal and template, there is space; a pressure bladder is provided with in this space; this pressure bladder adopts has the preparation of flexible plastic cement material, and the sidewall of described pressure bladder is provided with the metal interface be connected with the hydraulic test filling plus-pressure medium in this pressure bladder.This pressure device for locking mould clamp force easily adjusts, hydraulic oil can not leak and cost is low.
But the manufacture requirements of this pressure device for locking mould to pressure bladder is higher, the bonding especially between pressure bladder two wall flaps requires very high, and it needs to keep good being sealing adhesive at certain pressure with under stablizing, otherwise will damaged leakage of oil.
Summary of the invention
Technical problem to be solved by this invention provides a kind of manufacture requirements low and the pressure device for locking mould of long service life for the present situation of prior art.
The present invention solves the problems of the technologies described above adopted technical scheme: this pressure device for locking mould, comprise be arranged on clasp mould mechanism template on push pedal, pressure bladder is provided with between described push pedal and template, it is characterized in that described pressure bladder is one-body molded, the interior ora terminalis on pressure bladder upper strata is compressed between the first retainer ring and the second retainer ring, and the interior ora terminalis of pressure bladder lower floor is compressed between the second retainer ring and the 3rd retainer ring; Described first retainer ring, the second retainer ring and the 3rd retainer ring are detachably connected, and described second retainer ring is provided with the passage being communicated with described pressure bladder inner chamber and ambient pressure medium source.The template of described clasp mould mechanism comprises moving platen, solid plate and rear pattern plate.
Preferably, can be provided with groove in described push pedal, described pressure bladder and described first, second, third retainer ring are contained in this groove.
In above-mentioned each scheme, preferred described push pedal is arranged on the inner surface of moving platen described in described solid plate subtend, and described push pedal is located on the pull bar of the described solid plate of connection and moving platen; And be also provided with the first thrust ring in this groove, described first thrust ring is between described pressure bladder and described template.Push pedal is arranged on solid plate, this pressure device for locking mould is installed to when the mould molding machineries such as existing injection machine die casting machine use, minimum to the transformation of this machinery.
Also can arrange multiple pressure device for locking mould, being specially described push pedal has polylith, is located on many pull bars of connection solid plate and moving platen respectively; Each described push pedal is connected on the outer surface of described solid plate, is also provided with the second thrust ring in described groove, and described second thrust ring is between described pressure bladder and described base plate; Described pull bar passes described base plate, the first retainer ring, the second retainer ring, and the end winding support of the 3rd retainer ring and push pedal is connected on contiguous block.This structure does not need the structure of changing existing clamping substantially; only need the termination hold-down nut of releasing lever; the outer surface each pressure device for locking mould being installed to solid plate fixes upper connecting rod nut again; meanwhile, the design of multiple pressure device for locking mould makes locked mode pressurize action more stable.Also can be fixed on the pull bar of rear pattern plate of clamping, but better on the pull bar being arranged on the solid plate side of clamping.
As the improvement of such scheme, between each described push pedal and described solid plate, also can also be respectively equipped with the base plate of circulus, described thrust ring is between described base plate and described pressure bladder, and each described base plate is also located on each pull bar.The clamp force that this structure provides is more stable, locked mode, pressurize better effects if.
Compared with prior art, the clamping that pressure device for locking mould provided by the present invention can be good on adaptive relevant device uses, and overcomes fluid pressure type clasp mould mechanism complex structure, cost is high, efficiency is low and the shortcoming of easy oil leakage; Also overcome the defect that traditional In A Diecasting Equipment clamping clamp force is difficult to control, precision is low, easy to wear and the life-span is short simultaneously; The rate of rise is fast, and low cost of manufacture, easy to use, energy consumption is little.And pressure bladder of the present invention is owing to have employed integrated laminated structure, better tightness, longer service life, easy to loading and unloading.Pressure device for locking mould provided by the present invention is especially applicable to being applied on toggle rod type electric injection molding machine; as the locked mode pressurize unit of Type of Toggle Clamping Units; avoid electric injection molding machine to the requirement of clasp mould mechanism high manufacturing accuracy and Complex Assembly structure and the wearing and tearing greatly reducing ball-screw; reduce manufacturing cost, and locked mode pressurize is effective.
Accompanying drawing explanation
Fig. 1 is the sectional view of the embodiment of the present invention 1 assembly structure;
Fig. 2 is the partial enlarged drawing of part A in Fig. 1;
Fig. 3 is the sectional view of the embodiment of the present invention 2 assembly structure;
Fig. 4 is the partial enlarged drawing of part B in Fig. 3.
Detailed description of the invention
Below in conjunction with accompanying drawing embodiment, the present invention is described in further detail.
Embodiment 1
As depicted in figs. 1 and 2, this pressure device for locking mould comprises:
Push pedal 1, be arranged on the inner surface of solid plate 51 subtend moving platen 52, push pedal 1 is provided with groove, and pressure bladder 2 is contained in groove.
Pressure bladder 2, can injection pressure medium in it, and such as hydraulic oil or compressed air, the present embodiment adopts plastic cement material preparation, also can use other resilient material preparation being suitable for doing capsule.The laminated structure that pressure bladder 2 is formed in one, after the upper and lower of pressure bladder are superimposed, the circulus of ora terminalis opening in being formed.The interior ora terminalis on upper strata is compressed between the first retainer ring 31 and the second retainer ring 32, and the interior ora terminalis of lower floor is compressed between the second retainer ring 32 and the 3rd retainer ring 33, forms the pressure bladder of sealing.Be connected by bolt between first retainer ring 31, second retainer ring 32 and the 3rd retainer ring 33.Second retainer ring 32 is provided with the passage 34 being communicated with pressure bladder inner chamber and ambient pressure medium source.
The first thrust ring 4, first thrust ring 4 is also provided with between pressure bladder 2 and solid plate 51 in groove.
First thrust ring 4, first retainer ring 31 and the second retainer ring 32 and the 3rd retainer ring 33 are arranged with one heart.
During use, by the oil-out communicating passage 34 of hydraulic system.After matched moulds, open hydraulic system, oiling in pressure bladder 2, because pressure bladder internal capacity is very little, so pressure bladder boosting is very fast.After rushing liquid, pressure bladder expands, and promotes push pedal and exerts pressure and pressurize to mould, thus locking die.
Pressure bladder rushes in oily boost process, and groove, the first thrust ring 4 and first, second, third retainer ring form an approximate die cavity closed, and protection pressure bladder is avoided being broken through by oil pressure, ensure that use safety, extends the service life of pressure bladder; Especially the present embodiment have employed the pressure bladder of integrated laminated structure, avoids the damaged Leakage that two panels glued construction easily produces, extends the service life of pressure bladder further, ensure that use safety; Meanwhile, adopt the mode of retainer ring sealing, also make the handling of pressure bladder more convenient.
Embodiment 2
As shown in Figure 3 and Figure 4, solid plate 51 and moving platen 52 are linked together by four pull bars 6, and these four pull bars 6 are the connector of solid plate 51 and moving platen 52, the guide of moving platen when being also simultaneously opening and closing mould.This pressure device for locking mould has four covers, and corresponding four pull bars 6 are arranged respectively.The structure of each pressure device for locking mould is identical.
Each pressure device for locking mould includes:
Base plate 7 is circulus, to be located on pull bar 6 and to abut against solid plate 51 away from the outer surface of moving platen.The outer face of base plate 7 is connected with push pedal 1 ', and push pedal 1 ' is provided with groove, and pressure bladder 2 ' is contained in groove.Also be provided with the second thrust ring 4 ', the second thrust ring 4 ' in groove to be positioned between pressure bladder 2 ' and base plate 7.Pull bar 6 passes base plate 7, first retainer ring 31, second retainer ring 32 and the 3rd retainer ring 33, and the end winding support of push pedal 1 ' is connected on contiguous block 8.Contiguous block in the present embodiment is nut.
During use, the oil-out of hydraulic system is connected with metal interface.After matched moulds, open hydraulic system, oiling in pressure bladder, because pressure bladder internal capacity is very little, so pressure bladder boosting is very fast.After rushing liquid, pressure bladder expands, and promotes thrust ring, and thrust ring extruding base plate, base plate extrudes fixed form again.Because fixed form is fixed, so the reaction force that fixed head produces promotes the opposite direction action of clamping pull bar to moving platen position, the mold-locked the most at last on clamping.
All the other contents are identical with embodiment 1.
Claims (5)
1. a pressure device for locking mould, comprise be arranged on clasp mould mechanism template on push pedal, pressure bladder is provided with between described push pedal and template, it is characterized in that described pressure bladder is one-body molded, the interior ora terminalis on pressure bladder upper strata is compressed between the first retainer ring (31) and the second retainer ring (32), and the interior ora terminalis of pressure bladder lower floor is compressed between the second retainer ring (32) and the 3rd retainer ring (33); Described first retainer ring (31), the second retainer ring (32) and the 3rd retainer ring (33) are detachably connected, and described second retainer ring (32) is provided with the passage (34) being communicated with described pressure bladder inner chamber and ambient pressure medium source; Described template is moving platen (51), solid plate (52) or rear pattern plate (53).
2. pressure device for locking mould according to claim 1, is characterized in that described push pedal is provided with groove, and described pressure bladder and described first, second, third retainer ring are contained in this groove.
3. pressure device for locking mould according to claim 2, it is characterized in that described push pedal is arranged on the inner surface of moving platen (52) described in described solid plate (51) subtend, and described push pedal is located on the pull bar (6) of the described solid plate of connection and moving platen; And be also provided with the first thrust ring (4) in this groove, described first thrust ring (4) is positioned between described pressure bladder (2,2 ') and described template.
4. pressure device for locking mould according to claim 2, is characterized in that described push pedal has polylith, is located on the many pull bars (6) of connection solid plate (51) and moving platen (52) respectively; Each described push pedal is connected on the outer surface of described solid plate, is also provided with the second thrust ring (4 ') in described groove, and described second thrust ring (4 ') is positioned between described pressure bladder and described solid plate (51); Described pull bar pass described first retainer ring (31), the second retainer ring (32), the 3rd retainer ring 33 and push pedal end be connected on contiguous block (8).
5. pressure device for locking mould according to claim 4, it is characterized in that the base plate (7) being also respectively equipped with circulus between each described push pedal and described solid plate (51), described second thrust ring (4 ') is positioned between described pressure bladder and described base plate (7); Each described base plate is also located on each pull bar (6).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410294696.3A CN104029360B (en) | 2014-05-12 | 2014-06-26 | A kind of pressure device for locking mould |
Applications Claiming Priority (4)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2014202442647 | 2014-05-12 | ||
| CN201420244264 | 2014-05-12 | ||
| CN201420244264.7 | 2014-05-12 | ||
| CN201410294696.3A CN104029360B (en) | 2014-05-12 | 2014-06-26 | A kind of pressure device for locking mould |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN104029360A CN104029360A (en) | 2014-09-10 |
| CN104029360B true CN104029360B (en) | 2016-03-16 |
Family
ID=51460463
Family Applications (2)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201410294696.3A Expired - Fee Related CN104029360B (en) | 2014-05-12 | 2014-06-26 | A kind of pressure device for locking mould |
| CN201420347695.6U Expired - Fee Related CN203994593U (en) | 2014-05-12 | 2014-06-26 | A kind of pressure device for locking mould |
Family Applications After (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201420347695.6U Expired - Fee Related CN203994593U (en) | 2014-05-12 | 2014-06-26 | A kind of pressure device for locking mould |
Country Status (1)
| Country | Link |
|---|---|
| CN (2) | CN104029360B (en) |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104029360B (en) * | 2014-05-12 | 2016-03-16 | 陈国永 | A kind of pressure device for locking mould |
Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US5505611A (en) * | 1994-02-07 | 1996-04-09 | Columbia Machine, Inc. | Apparatus for forming concrete products |
| CN2552678Y (en) * | 2002-06-19 | 2003-05-28 | 杨文镛 | Air pressure mode-locking structure |
| CN102241120A (en) * | 2011-06-28 | 2011-11-16 | 陈国永 | Pressure device for locking mould |
| KR20120092886A (en) * | 2011-02-14 | 2012-08-22 | 엘에스엠트론 주식회사 | Clamping apparatus of injection molding machine |
| CN202640724U (en) * | 2012-04-26 | 2013-01-02 | 宁波通用塑料机械制造有限公司 | Two-plate type clamp unit |
| CN203994593U (en) * | 2014-05-12 | 2014-12-10 | 陈国永 | A kind of pressure device for locking mould |
-
2014
- 2014-06-26 CN CN201410294696.3A patent/CN104029360B/en not_active Expired - Fee Related
- 2014-06-26 CN CN201420347695.6U patent/CN203994593U/en not_active Expired - Fee Related
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US5505611A (en) * | 1994-02-07 | 1996-04-09 | Columbia Machine, Inc. | Apparatus for forming concrete products |
| CN2552678Y (en) * | 2002-06-19 | 2003-05-28 | 杨文镛 | Air pressure mode-locking structure |
| KR20120092886A (en) * | 2011-02-14 | 2012-08-22 | 엘에스엠트론 주식회사 | Clamping apparatus of injection molding machine |
| CN102241120A (en) * | 2011-06-28 | 2011-11-16 | 陈国永 | Pressure device for locking mould |
| CN202640724U (en) * | 2012-04-26 | 2013-01-02 | 宁波通用塑料机械制造有限公司 | Two-plate type clamp unit |
| CN203994593U (en) * | 2014-05-12 | 2014-12-10 | 陈国永 | A kind of pressure device for locking mould |
Also Published As
| Publication number | Publication date |
|---|---|
| CN104029360A (en) | 2014-09-10 |
| CN203994593U (en) | 2014-12-10 |
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| Date | Code | Title | Description |
|---|---|---|---|
| C06 | Publication | ||
| PB01 | Publication | ||
| C10 | Entry into substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CB03 | Change of inventor or designer information | ||
| CB03 | Change of inventor or designer information |
Inventor after: Zhao Ping Inventor before: Chen Guoyong |
|
| TR01 | Transfer of patent right | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20170930 Address after: 301700 Tianjin Wuqing District Si Village town present situation South Road famous garden 17 building Patentee after: Zhao Ping Address before: North Willow Street Jiangdong District 315040 of Zhejiang province Ningbo 128 Lane 83, Room 302 Patentee before: Chen Guoyong |
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| CB03 | Change of inventor or designer information | ||
| CB03 | Change of inventor or designer information |
Inventor after: Qian Junmin Inventor before: Zhao Ping |
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| TR01 | Transfer of patent right | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20171031 Address after: 225400 West Qian 43, Shiqiao village, Binjiang Town, Taizhou City, Jiangsu, Taixing Patentee after: Qian Junmin Address before: 301700 Tianjin Wuqing District Si Village town present situation South Road famous garden 17 building Patentee before: Zhao Ping |
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| TR01 | Transfer of patent right | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20180621 Address after: 253400 420 Wei An Cun, Duji Town, Ningjin County, Dezhou, Shandong Co-patentee after: Zheng Yonghua Patentee after: Wang Lianhong Address before: 225400 Shiqian village, Shiqiao village, Binjiang Town, Taixing City, Taizhou, Jiangsu, 43 Patentee before: Qian Junmin |
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| TR01 | Transfer of patent right | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20180730 Address after: 450003 No. 1, unit 5, building 22, agricultural road, Jinshui District, Zhengzhou, Henan, 2303 Co-patentee after: Liu Keke Patentee after: Wang Yongmei Co-patentee after: Li Qing Co-patentee after: Dong Jinggang Co-patentee after: Cao Qinghong Co-patentee after: Zhang Fengmei Address before: 253400 420 Wei An Cun, Duji Town, Ningjin County, Dezhou, Shandong Co-patentee before: Zheng Yonghua Patentee before: Wang Lianhong |
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| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20160316 Termination date: 20180626 |