CN103434104B - A kind of Quick-pressurizing pressure relief device of elastic component - Google Patents
A kind of Quick-pressurizing pressure relief device of elastic component Download PDFInfo
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- CN103434104B CN103434104B CN201310387200.2A CN201310387200A CN103434104B CN 103434104 B CN103434104 B CN 103434104B CN 201310387200 A CN201310387200 A CN 201310387200A CN 103434104 B CN103434104 B CN 103434104B
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Abstract
The invention discloses a kind of Quick-pressurizing pressure relief device of elastic component, comprise the first substrate, the second substrate that are separately positioned on elastic component two ends, described first substrate is fixedly connected with moving platen or solid plate, described second substrate is fixedly connected with dynamic model bearing or cover half bearing, described first substrate and described second substrate integral by turning tandem shafts; The drive unit of axis of rotation is driven described in driving; And at described moving platen or solid plate and describedly to turn between shaft end, and the contact with each other movable block and jacking block that connect.Drive unit drives axis of rotation, drives the relative jacking block of movable block to slide, and makes the projection on jacking block skid off or slip into groove on movable block, and then makes movable block extrude or loosen first substrate, realize the supercharging to elastic component or release.Quick-pressurizing pressure relief device of the present invention can the Prepressing intension of elastic component on quick adjustment moving platen or solid plate, can also avoid because long high strength compression causes elastic component to be damaged.
Description
Technical field
The present invention relates to injection moulding or die-casting and molding technology field, particularly relate to and a kind ofly carry out the device of Quick-pressurizing release to being provided with elastic component on the die casting machine of elastic compensating device or injection machine.
Background technology
When utilizing injection moulding or die-casting and molding technology to produce product, first need dynamic model and cover half matched moulds to form product die cavity, then melt raw material is injected die cavity, and make formed product under a certain pressure.In the process of injecting raw material or pressing formation; due to the effect of pressure; dynamic model and cover half can produce certain distortion; this distortion directly causes die cavity original-shape to change; and finally cause injection moulding or die-cast product shape to change; or even produce underproof product, have a strong impact on production efficiency, increase production cost.Person skilled payes attention to the problem that solution product is out of shape in injection moulding or die cast process especially for this reason.
But traditional elastic compensating device directly connects moving platen and dynamic model bearing with spring; the change of its elastic force is also change along with the size of matched moulds motive force and the size of die casting pressure; patent document EP0835731B1 discloses a kind of die casting machine with compensating element; it comprises the clamping be made up of moveable dynamic model and static cover half; on rear side of dynamic model, pushing mechanism is set; between dynamic model and pushing mechanism; and Compress Spring is set as compensating element, for compensating frame deformation between cover half and frame.The pretension of the described spring in this patent document is by being formed after pushing mechanism promotion mould locking, so before matched moulds, spring is in maximum extension state, moving platen now in the pushing course of pushing mechanism due to the effect of elastic force, its motion state is very unstable, can affect the accuracy of matched moulds; If but first spring be pre-stressed to a certain degree and then be assembled between bearing and dynamic model, spring then can be made because of being in compressive state for a long time greatly to reduce the service life of spring, particularly for the situation that some precompressions are larger, particularly evident on the impact in the life-span of spring.
Summary of the invention
For this reason, the technical problem to be solved in the present invention is to provide a kind ofly carries out Quick-pressurizing or pressure relief device to the elastic component on injection machine or die casting machine, this device is while raising matched moulds accuracy, also by the precompression of regulating spring in suitable scope, and then extend the service life of elastic component, improve closed performance.
For achieving the above object, the present invention is by the following technical solutions:
A kind of Quick-pressurizing pressure relief device of elastic component, it comprises the first substrate, the second substrate that are separately positioned on elastic component two ends, described first substrate is fixedly connected with moving platen or solid plate, described second substrate is fixedly connected with dynamic model bearing or cover half bearing, described first substrate and described second substrate integral by turning tandem shafts; The drive unit of axis of rotation is driven described in driving, and at described moving platen or solid plate and describedly turn between shaft end, and the contact with each other movable block and jacking block that connect, wherein, described movable block and described to turn axle circumference spacing fixing or one-body molded, described jacking block and described moving platen or solid plate circumference spacing fixing or one-body molded, the projections/grooves cooperatively interacted is set between described movable block and described jacking block;
Described drive unit drives axis of rotation described in driving, and drive the relatively described jacking block of described movable block to slide, described projection skids off or slip into described groove, and described movable block extrudes or loosens described first substrate, realizes the supercharging to described elastic component or release.
The described axle that turns is screw rod, and the bolt head of described screw rod is resisted against the outside of described first substrate, and the bolt head circumference of described screw rod is fixed with movable block spacingly; The free end of described screw rod passes described second substrate and is connected with described drive unit.
Described movable block is at the shaping described groove in the side coordinated with described jacking block, the cross section of described groove is trapezoidal, described projection shaping on described jacking block corresponds to trapezoidal projection, and described bolt rotary drives trapezoidal described groove to slide along the inclined-plane in trapezoidal described projection.
Described jacking block is rectangle, described movable block is circular, the length of side of described jacking block is less than the diameter of described movable block, cornerwise length of described jacking block is greater than the diameter of described movable block, the groove that form with described jacking block and described movable block form fit corresponding on the end face that described jacking block coordinates of described moving platen or described solid plate.
Described driving mechanism comprises, and turns the gear on axle described in being fixedly installed in, and coordinates with described gear, and can promote the tooth bar of the forward and reverse rotation of described gear, and described tooth bar connects driving mechanism.
Described gear is arranged on the free end of described screw rod, and described tooth bar is installed on described dynamic model bearing or cover half bearing.
Be provided with between described gear with described second substrate for coordinating the nut realized the described elastic component pretension between described first substrate and described second substrate with described screw rod.
The bolt head of described screw rod and described first substrate and between described nut and described second substrate, baffle ring is set respectively.
The height of described projection and the degree of depth of described groove are 2mm-5mm.
The height of described projection and the degree of depth of described groove are 3mm.
Beneficial effect of the present invention:
1. the Quick-pressurizing pressure relief device of elastic component of the present invention is that it is arranged between moving platen and pushing mechanism or between solid plate and frame for carrying out supercharging or release to the elastic component of the deformation compensation mechanism on die casting machine or injection machine; It comprises by turning tandem shafts all-in-one-piece first substrate, elastic component and second substrate, turn that shaft end circumference is spacing fixingly or one-body molded has movable block, the spacing fixing or integrated jacking block of circumference on moving platen or solid plate, and the projections/grooves cooperatively interacted is set between movable block and jacking block; Drive unit drives axis of rotation, and then drives the relative jacking block of movable block to slide, and projection skids off or slips in the process of groove, and movable block can extrude or loosen first substrate, realizes the supercharging to elastic component or release.Quick-pressurizing pressure relief device of the present invention is easy to operate, response is rapid, can the Prepressing intension of elastic component on quick adjustment moving platen or solid plate, with adapt to difference shoot material pressure lower bolster deformation compensate requirement, elastic component can be met again can be loosened idle time simultaneously, avoid because long high strength compression causes elastic component to be damaged and shorten the life-span.
2. the above-mentioned drive unit driving axis of rotation of driving of the present invention comprises the gear being fixedly installed in and turning on axle, and coordinates with gear, and can promote the tooth bar of the forward and reverse rotation of gear, and tooth bar connects driving mechanism.Driving mechanism of the present invention selects wheel and rack to coordinate, and not only response is quick, convenient operation, can also improve the degree of accuracy increasing release simultaneously.
3. the axle that turns of the present invention is preferably screw rod, first elastic component in the present invention to be coordinated with screw rod by nut and carries out preliminary precompressed to the elastic component in described first substrate and described second substrate, and make precompression be in suitable size, then Quick-pressurizing pressure relief device further compresses described elastic component or loosens on the basis of precompression, thus saved the supercharging release time, improve the stability of increase and decrease pressure, improve operating efficiency.
Accompanying drawing explanation
In order to make the content of invention be more likely to be clearly understood, below according to a particular embodiment of the invention and by reference to the accompanying drawings, the present invention is further detailed explanation, wherein
Fig. 1 is the structural representation of the present invention when being arranged on die casting machine;
Fig. 2 is the structural blast figure of the present invention when coordinating with dynamic model;
Fig. 3 is the structural representation that screw rod of the present invention is connected with two substrates;
Fig. 4 is the sectional view at screw rod place of the present invention;
Fig. 5 is the structural representation of jacking block of the present invention;
Fig. 6 is the structural representation of wheel and rack cooperation place of the present invention;
Fig. 7 is the right side view of Fig. 3.
In figure, Reference numeral is expressed as:
3-driving mechanism; 40-moving platen; 41-first substrate; 42-second substrate; 43-elastic component; 44-dynamic model bearing; 431-screw rod; 432-nut; 433-baffle ring; 434-gear; 435-tooth bar; 436-groove; 437-movable block; 438-jacking block; 439-is protruding.
Detailed description of the invention
The Quick-pressurizing pressure relief device of elastic component disclosed by the invention, it is between the movable die plate of die casting machine shown in Fig. 1 and thrust unit.As shown in Figure 2-5, it comprises: be separately positioned on the first substrate 41 at elastic component 43 two ends, second substrate 42, described first substrate 41 is fixedly connected with moving platen 40, described second substrate 42 is fixedly connected with dynamic model bearing 44, and described first substrate 41 is integral by turning tandem shafts with described second substrate 42; The drive unit of axis of rotation is driven described in driving, and at described moving platen 40 and describedly to turn between shaft end, and the contact with each other movable block 437 and jacking block 438 that connect.Wherein, described movable block 437 is with described to turn axle circumference spacing fixing, and described jacking block 438 is spacing fixing with described moving platen 40 circumference, arranges projection 439/ groove 436 cooperatively interacted between described movable block 437 and described jacking block 438.Described drive unit drives axis of rotation described in driving, the relatively described jacking block 438 of described movable block 437 is driven to slide, described protruding 439 skid off or slip into described groove 436, and described movable block 437 extrudes or loosens described first substrate 41, realizes the supercharging to described elastic component 43 or release.
In present embodiment, the described axle that turns is screw rod 431, the bolt head of described screw rod 431 is resisted against the outside of described first substrate 41, the bolt head circumference of described screw rod 431 is fixed with movable block 437 spacingly, what adopt in the present embodiment is the mode of grafting, also namely one end of described movable block 437 is provided with the projection with hexagonal column, the bolt head place of described screw rod 431 is provided with the hexagonal blind hole with the male cooperation of described hexagonal column, in the lucky grafting of projection of described hexagonal column and described hexagonal blind hole.The free end of described screw rod 431 passes described second substrate 42 and is connected with described drive unit.
Described movable block 437 in the present embodiment is at the shaping described groove 436 in the side coordinated with described jacking block 438, the cross section of described groove 436 is trapezoidal, on described jacking block 438, shaping described protruding 439 correspond to trapezoidal projection, and described screw rod 431 rotates and drives trapezoidal described groove 436 to slide along the inclined-plane on trapezoidal described protruding 439.。Owing to selecting the bevelled trapezoidal projection 439 of tool and groove 436, the relatively described jacking block 438 of described movable block 437 skids off more smooth and easy.
See Fig. 7, described jacking block 438 in the present embodiment is rectangle, described movable block 437 is circular, the length of side of described jacking block 438 is less than the diameter of described movable block 437, cornerwise length of described jacking block 438 is greater than the diameter of described movable block 437, the groove that form with described jacking block 438 and described movable block 437 form fit corresponding on the end face that described jacking block 438 coordinates of described moving platen 40 or described solid plate, namely the downside of described groove is that rectangle coordinates with described jacking block 438, described jacking block 438 is carried out circumference spacing fixing, the upside of described groove is circular, coordinate with described movable block 437, movable block 437 can be rotated relative to described jacking block 438.
See Fig. 6, described in the present embodiment, drive unit comprises, and is fixedly installed in the gear 434 on described screw rod 431, and coordinates with described gear 434, and can promote the tooth bar 435 of the forward and reverse rotation of described gear 434, and described tooth bar 435 connects driving mechanism 3.Described driving mechanism 3 selects cylinder or oil cylinder etc. can realize reciprocating power set.Described gear 434 is arranged on the free end of described screw rod 431, and described tooth bar is installed on described dynamic model bearing 44.
In the present embodiment, be provided with between described gear 434 with described second substrate 42 for coordinating the nut 432 realized described elastic component 43 pretension between described first substrate 41 and described second substrate 42 with described screw rod 431.The bolt head of described screw rod 431 and described first substrate 41 and between described nut 432 and described second substrate 42, baffle ring 433 is set respectively.Described nut 432 coordinates with described screw rod 431 and carries out preliminary precompressed to described elastic component 43, and make precompression be in suitable size, on the basis of precompression, less can the realization of the degree of depth that the relatively described jacking block 438 of described movable block 437 slips into/skids off increases release, shorten the supercharging release time, improve operating efficiency, and improve the stability of increase and decrease pressure.Coordinate the size of different pretightning force, the height of described projection and the degree of depth of described groove are all chosen as between 2mm-5mm, and in present embodiment, the height of described projection and the degree of depth of described groove are 3mm.
In other embodiments, the Quick-pressurizing pressure relief device of above-mentioned elastic component can also be arranged between solid plate and described frame.
In other embodiments, described movable block 437 and described screw rod 431 bolt head one-body molded, described jacking block 438 is one-body molded with described moving platen 40.
In other embodiment, the two ends of described elastic component 43 are fixedly mounted on separately the medial surface of two substrates, such as, the groove being used for fixing described elastic component 43 two ends or projection etc. can be set respectively on the relative two sides of described first substrate 41, described second substrate 42; Described elastic component 43 successively through described first substrate 41, described second substrate 42, and is carried out pretension by nut by described screw rod 431.Described screw rod 431 is provided with some, and is evenly arranged on the plate face of described first substrate 41, described second substrate 42, and makes each elastic component 43 uniform stressed pretension of being arranged between described first substrate 41, described second substrate 42.
Above-mentioned detailed description of the invention is just explained in detail technical scheme of the present invention; the present invention has more than and is only confined to above-described embodiment; those skilled in the art should be understood that; every improvement on basis of the present invention according to above-mentioned principle and spirit, substitute, all should within protection scope of the present invention.
Claims (10)
1. the Quick-pressurizing pressure relief device of an elastic component, it is characterized in that: comprise the first substrate (41), the second substrate (42) that are separately positioned on elastic component (43) two ends, described first substrate (41) is fixedly connected with moving platen (40) or solid plate, described second substrate (42) is fixedly connected with dynamic model bearing (44) or cover half bearing, and described first substrate (41) is integral by turning tandem shafts with described second substrate (42); The drive unit of axis of rotation is driven described in driving, and at described moving platen or solid plate and describedly turn between shaft end, and the contact with each other movable block (437) and jacking block (438) that connect, wherein, described movable block (437) is with described to turn axle circumference spacing fixing or one-body molded, described jacking block (438) and described moving platen (40) or solid plate circumference spacing fixing or one-body molded, projection (the 439)/groove (436) cooperatively interacted is set between described movable block (437) and described jacking block (438);
Described drive unit drives axis of rotation described in driving, the relatively described jacking block (438) of described movable block (437) is driven to slide, described projection (439) skids off or slips into described groove (436), described movable block (437) extrudes or loosens described first substrate (41), realizes the supercharging to described elastic component (43) or release.
2. the Quick-pressurizing pressure relief device of a kind of elastic component according to claim 1, it is characterized in that: described in turn axle be screw rod (431), the bolt head of described screw rod (431) is resisted against the outside of described first substrate (41), and the bolt head circumference of described screw rod (431) is fixed with movable block (437) spacingly; The free end of described screw rod (431) passes described second substrate (42) and is connected with described drive unit.
3. the Quick-pressurizing pressure relief device of a kind of elastic component according to claim 2, it is characterized in that: described movable block (437) is the shaping described groove (436) in the side coordinated with described jacking block (438), the cross section of described groove (436) is trapezoidal, the upper shaping described projection (439) of described jacking block (438) corresponds to trapezoidal projection, and described screw rod (431) rotates and drives trapezoidal described groove (436) to slide along the inclined-plane in trapezoidal described projection (439).
4. according to the Quick-pressurizing pressure relief device of the arbitrary described a kind of elastic component of claim 1-3, it is characterized in that: described jacking block (438) is rectangle, described movable block (437) is circular, the length of side of described jacking block (438) is less than the diameter of described movable block (437), cornerwise length of described jacking block (438) is greater than the diameter of described movable block (437), the groove that form with described jacking block (438) and described movable block (437) form fit corresponding on the end face that described jacking block (438) coordinates of described moving platen (40) or described solid plate.
5. the Quick-pressurizing pressure relief device of a kind of elastic component according to Claims 2 or 3, it is characterized in that: described drive unit comprises, the gear (434) on axle is turned described in being fixedly installed in, and coordinate with described gear (434), and the tooth bar (435) of described gear (434) forward and reverse rotation can be promoted, described tooth bar (435) connects driving mechanism (3).
6. the Quick-pressurizing pressure relief device of a kind of elastic component according to claim 5, it is characterized in that: described gear (434) is arranged on the free end of described screw rod (431), described tooth bar (435) is installed on described dynamic model bearing (44) or cover half bearing.
7. the Quick-pressurizing pressure relief device of a kind of elastic component according to claim 6, is characterized in that: be provided with between described gear (434) with described second substrate (42) for coordinating the nut (432) realized described elastic component (43) pretension between described first substrate (41) and described second substrate (42) with described screw rod (431).
8. the Quick-pressurizing pressure relief device of a kind of elastic component according to claim 7, is characterized in that: the bolt head of described screw rod (431) and described first substrate (41) and arrange baffle ring (433) respectively between described nut (432) and described second substrate (42).
9. the Quick-pressurizing pressure relief device of a kind of elastic component according to claim 1, is characterized in that: the height of described projection (439) and the degree of depth of described groove (436) are 2mm-5mm.
10. the Quick-pressurizing pressure relief device of a kind of elastic component according to claim 9, is characterized in that: the height of described projection (439) and the degree of depth of described groove (436) are 3mm.
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| Application Number | Priority Date | Filing Date | Title |
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| CN201310387200.2A CN103434104B (en) | 2013-08-30 | 2013-08-30 | A kind of Quick-pressurizing pressure relief device of elastic component |
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| CN201310387200.2A CN103434104B (en) | 2013-08-30 | 2013-08-30 | A kind of Quick-pressurizing pressure relief device of elastic component |
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| CN103434104A CN103434104A (en) | 2013-12-11 |
| CN103434104B true CN103434104B (en) | 2016-04-06 |
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Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP0631857A1 (en) * | 1993-05-29 | 1995-01-04 | Karl Hehl | Plastic injection moulding machine with a mould closing unit |
| CN2238731Y (en) * | 1995-12-19 | 1996-10-30 | 刘资丰 | Machinery matched mould structure for plastic |
| US6068463A (en) * | 1998-04-01 | 2000-05-30 | Engel Maschinebau Gesellschaft M.B.H. | Injection molding machine |
| CN203527820U (en) * | 2013-08-30 | 2014-04-09 | 苏州圣美特压铸科技有限公司 | Fast pressure boost and relief device of elastic part |
-
2013
- 2013-08-30 CN CN201310387200.2A patent/CN103434104B/en active Active
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP0631857A1 (en) * | 1993-05-29 | 1995-01-04 | Karl Hehl | Plastic injection moulding machine with a mould closing unit |
| CN2238731Y (en) * | 1995-12-19 | 1996-10-30 | 刘资丰 | Machinery matched mould structure for plastic |
| US6068463A (en) * | 1998-04-01 | 2000-05-30 | Engel Maschinebau Gesellschaft M.B.H. | Injection molding machine |
| CN203527820U (en) * | 2013-08-30 | 2014-04-09 | 苏州圣美特压铸科技有限公司 | Fast pressure boost and relief device of elastic part |
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| Publication number | Publication date |
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| CN103434104A (en) | 2013-12-11 |
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Owner name: SUZHOU CHENGSHI CASTING CO., LTD. Free format text: FORMER OWNER: SDT SMART DIECASTING TECHNOLOGY SUZHOU CO., LTD. Effective date: 20140801 |
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Effective date of registration: 20140801 Address after: No. 666 export processing zone supporting industrial park road Suzhou City, Jiangsu province 215151 Jianlin first building Applicant after: SUZHOU DIECASTING Co.,Ltd. Address before: No. 666 export processing zone supporting industrial park road Suzhou City, Jiangsu province 215151 Jianlin first building Applicant before: Suzhou Shengmeite Die Casting Technology Co.,Ltd. |
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Effective date of registration: 20230427 Address after: 215151 The First Complementary Industrial Park of No. 666 Jianlin Road Export Processing Zone, Suzhou High-tech Zone, Jiangsu Province Patentee after: Suzhou Shengmeite Die Casting Technology Co.,Ltd. Address before: 215151 The First Complementary Industrial Park of No. 666 Jianlin Road Export Processing Zone, Suzhou High-tech Zone, Jiangsu Province Patentee before: SUZHOU DIECASTING Co.,Ltd. |