CN204585736U - A kind of injection mould for the production of L-type household working of plastics - Google Patents
A kind of injection mould for the production of L-type household working of plastics Download PDFInfo
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- CN204585736U CN204585736U CN201520241759.9U CN201520241759U CN204585736U CN 204585736 U CN204585736 U CN 204585736U CN 201520241759 U CN201520241759 U CN 201520241759U CN 204585736 U CN204585736 U CN 204585736U
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Abstract
The utility model relates to a kind of injection mould for the production of L-type household working of plastics, comprise an injection mould main body, injection mould main body comprises at least two independently runners, runner is I shape, runner central authorities are provided with a total glue-feeder, runner is provided with four discharge ends, and total glue-feeder is all consistent to the distance of the discharge end of each runner, the discharge end of a runner respectively with a cast gate UNICOM; Injection mould main body comprises a plurality of die cavity, the runner number that the number of die cavity equals 4 times, and four die cavities are one group of die cavity unit, often organizes die cavity unit respectively by four cast gates and a runner UNICOM; Often organize die cavity and comprise the first die cavity, the second die cavity, the 3rd die cavity, the 4th die cavity, the cross section of the first die cavity is L-type, and the first die cavity and the second die cavity are about the first plane symmetry, and the 3rd die cavity and the 4th die cavity are about the first plane symmetry.The utility model, by optimizing the structure of runner, is convenient to the production of many finished products, is enhanced productivity.
Description
Technical field
The utility model relates to mould applications, particularly relates to injection mould.
Background technology
Injection mo(u)lding (Injection Molding) refers to that the material that melts of being heated is by high temperature, high pressure and state is at a high speed injected in die cavity, after cooling curing, just can obtain the method for plastic products.Injection molding process is broadly divided into following 6 stages " matched moulds-injection-pressurize-cooling-die sinking-goods take out ", and above-mentioned technique is carried out repeatedly, just can continuously produce plastic products.
Product for different structure often adopts different injection moulds to carry out injection moulding, and the relative position how L-type household working of plastics being optimized to arrangement cavity and runner is a large problem.
Utility model content
The purpose of this utility model is to provide a kind of injection mould for the production of L-type household working of plastics, to solve at least one technical problem above-mentioned.
The technical problem that the utility model solves can realize by the following technical solutions:
A kind of injection mould for the production of L-type household working of plastics, comprise an injection mould main body, it is characterized in that, described injection mould main body comprises at least two independently runners, described runner is I shape, and described runner central authorities are provided with a total glue-feeder, and described runner is provided with four discharge ends, described total glue-feeder is all consistent to the distance of the discharge end of each described runner, the discharge end of a described runner respectively with a cast gate UNICOM;
Described injection mould main body comprises a plurality of die cavity, the runner number that the number of described die cavity equals 4 times, and four described die cavities are one group of die cavity unit, often organize described die cavity unit respectively by four described cast gates and a described runner UNICOM;
Often organize described die cavity and comprise the first die cavity, the second die cavity, the 3rd die cavity, the 4th die cavity, the cross section of described first die cavity is L-type, described first die cavity and described second die cavity are about the first plane symmetry, described 3rd die cavity and described 4th die cavity are about the first plane symmetry, described first die cavity and described 3rd die cavity are about the second plane symmetry, described second die cavity and described 4th die cavity are about described second plane symmetry, described first plane orthogonal is in described second plane, and described total glue-feeder is positioned at the infall of described first plane and described second plane.
The utility model by optimizing the structure of runner, thus realizes the synchronous injection mo(u)lding of single channel multi-product, consistent to the length of each die cavity by controlling total glue-feeder, the arrangement often organizing die cavity is optimized, ensures the synchronism of material feeding in each die cavity.The utility model is by being provided with at least two runners, and each runner and four die cavity conductings, be convenient to the production of many finished products, enhance productivity.
The number of described die cavity unit is for closing number, and closing several described die cavity unit is that matrix form is arranged in described injection mould main body.
Be convenient to the arrangement optimizing die cavity, save space.
The number of described die cavity unit is even number, and die cavity unit described in even number is that matrix form is arranged in described injection mould main body.
Be convenient to the arrangement optimizing die cavity, save space.
The number of described die cavity unit is square number, and a square several described die cavity unit is that matrix form is arranged in described injection mould main body.
Described cast gate is provided with a feed end, a discharge end, the aperture of described feed end is greater than the aperture of described discharge end, the line of centres of described feed end and described discharge end and horizontal line are an angle, and described angle is 35 ° ~ 55 °, and the discharge end of described cast gate is positioned at the side of described die cavity;
Down, and described cast gate tilts towards the bottom of described die cavity the incline direction of described cast gate.
The utility model arranges orientation by the traditional cast gate of improvement, and controls the size at inclination angle by the incline direction of cast gate down, prevents the flow velocity of the excessive material in inclination angle excessive, and inclination angle is too small to be unfavorable for emptying, and flow velocity is excessively slow, is unfavorable for forming quality of products.The setting position of the utility model improvement cast gate, is convenient to emptying.
Described injection mould main body comprises a male template, a caster, and described male template is positioned at the below of described caster, and described male template is connected with described caster and surrounds described die cavity;
Be provided with a hot runner manifold above described caster, be provided with the first pipeline for thermal medium transmission in described hot runner manifold, the thickness of described hot runner manifold is 75mm ~ 85mm;
Be provided with a fixed head above described hot runner manifold, the thickness of described fixed head is 32mm ~ 40mm;
The top of described fixed head is provided with a thermal insulation board, and the thickness of described thermal insulation board is 10mm ~ 15mm.
Being provided with hot runner manifold above the utility model caster thus being convenient to heat die cavity, by controlling the thickness restriction of hot runner manifold, fixed head, thermal insulation board, thus ensureing heating effect.The utility model by being provided with thermal insulation board, thus prevents the excessive of heat, ensure that outside the heat insulation effect to die cavity, the boiling hot burning that can also prevent personnel by thermal insulation board.
Described first pipeline is provided with a medium entrance, a media outlet, and described medium entrance is provided with two and enters first valve out, and described media outlet is provided with the second valve that enters scene 2;
Be connected with a heat exchanger between two imports of described first valve and two of described second valve export, the cold air gas outlet after described heat exchanger is provided with a hot gas air inlet, a cooling, a cold air air inlet, heat up after hot gas gas outlet;
The cold air gas outlet of described heat exchanger and an import UNICOM of described first valve, another import of described first valve and the hot gas gas outlet UNICOM of described heat exchanger;
The cold air air inlet of described heat exchanger and one of described second valve export UNICOM, another outlet of described second valve and the hot gas gas outlet UNICOM of described heat exchanger.
While contributing to economize energy, realize heating and the cooling of injection machine.
Described male template is provided with the second cooling line, and the cooling medium in described second cooling line is any one in water, air, oil;
Described second cooling line is positioned at the below of described die cavity, and described second cooling line is not more than 5cm apart from the distance of described die cavity lower surface.
The utility model by being provided with the combination of the second cooling line and hot runner manifold first pipeline in male template, thus is suitable for carrying out cooling curing to the upper and lower surface of automotive plastic parts finished product.
Described injection machine main body comprises a patrix, a counterdie, described patrix comprises described caster, and described counterdie comprises described male template, and described patrix is connected by a slide mechanism with described counterdie, described patrix is provided with four guide pillars, and described counterdie is provided with the guide pin bushing matched with described guide pillar;
Described counterdie is provided with four alignment pins, and described patrix is provided with the locating slot matched with described alignment pin.
Be convenient to ensure counterdie and counterdie die sinking, closing precision.
Described male template is provided with the first temperature sensor, and described caster is provided with the second temperature sensor;
The monitoring surface of described first temperature sensor flushes with the upper surface of described die cavity, and the detection faces of described second temperature sensor flushes with the lower surface of described die cavity.
Be convenient to the temperature conditions detected by the first temperature sensor, the second temperature sensor, thus control the travel position of cooling medium in the first cooling line and the second cooling line.
Described first temperature sensor and described second temperature sensor are a wireless senser, are provided with wireless communication module in described first temperature sensor and described second temperature sensor;
Described first temperature sensor is connected with a microprocessor system by described wireless communication module with described second temperature sensor, and described microprocessor system connects described heat exchanger.
By the work according to the temperature adjustment heat exchanger detected.
Described male template is provided with the weighing device matched with described die cavity number, and described weighing device connects a microprocessor system, and described microprocessor system connects a wireless communication module;
The lower surface of described die cavity is provided with a mounting groove, a housing is provided with in described mounting groove, the outer surface of described housing is provided with a thermal insulation layer, is provided with described microprocessor system, described wireless communication module in described housing, and the sensitive surface of described weighing device flushes with the lower surface of described die cavity.
Be convenient to detect in die cavity whether injecting glue is complete.
Described male template is provided with supersonic generator, and upward, the transducing face of described supersonic generator flushes with the lower surface of described die cavity in hyperacoustic direction of propagation that described supersonic generator generates.
The utility model by being provided with supersonic generator in male template, thus is convenient to the ultrasonic wave refinement to injection moulding material, thus improves injection moulding effect, ensures end product quality.
Described male template is provided with the male die core matched with described die cavity number, and described male die core is provided with groove, and the lower surface of described groove is provided with the mounting groove for installing supersonic generator, and the opening direction of described mounting groove upwards.
Be convenient to removably connecting of supersonic generator.
Accompanying drawing explanation
Fig. 1 is a kind of structural representation of the utility model;
Fig. 2 is the arrangement schematic diagram of the utility model one group of die cavity unit;
Fig. 3 is the arrangement schematic diagram of a plurality of runner of the utility model;
Fig. 4 is the partial enlarged drawing of the utility model die cavity and cast gate junction.
Detailed description of the invention
The technological means realized to make the utility model, creation characteristic, reaching object and effect is easy to understand, setting forth the utility model further below in conjunction with concrete diagram.
With reference to Fig. 1, Fig. 2, Fig. 3, Fig. 4, a kind of injection mould for the production of L-type household working of plastics, comprise an injection mould main body, injection mould main body comprises at least two independently runners 11, runner 11 is in I shape, and runner 11 central authorities are provided with a total glue-feeder 10, and runner 11 is provided with four discharge ends 9, total glue-feeder 10 is all consistent to the distance of the discharge end 9 of each runner 11, the discharge end 9 of a runner 11 respectively with cast gate 8 UNICOM; Injection mould main body comprises a plurality of die cavity 7, runner 11 number that the number of die cavity 7 equals 4 times, and four die cavities 7 are one group of die cavity unit, often organizes die cavity unit respectively by four cast gates 8 and runner 11 UNICOM; Often organize die cavity 7 and comprise the first die cavity, the second die cavity, the 3rd die cavity, the 4th die cavity, the cross section of the first die cavity is L-type, first die cavity and the second die cavity are about the first plane symmetry, 3rd die cavity and the 4th die cavity are about the first plane symmetry, first die cavity and the 3rd die cavity are about the second plane symmetry, second die cavity and the 4th die cavity are about the second plane symmetry, and the first plane orthogonal is in the second plane, and total glue-feeder 10 is positioned at the infall of the first plane and the second plane.The utility model is by optimizing the structure of runner 11, thus realize the synchronous injection mo(u)lding of single channel 11 multi-product, consistent to the length of each die cavity by controlling total glue-feeder 10, the arrangement often organizing die cavity is optimized, ensures the synchronism of material feeding in each die cavity.The utility model is by being provided with at least two runners 11, and each runner 11 and four die cavity conductings, be convenient to the production of many finished products, enhance productivity.
The number of die cavity unit is for closing number, and closing several die cavity unit is that matrix form is arranged in injection mould main body.Be convenient to the arrangement optimizing die cavity 7, save space.The number of die cavity unit is even number, and even number die cavity unit is that matrix form is arranged in injection mould main body.Be convenient to the arrangement optimizing die cavity 7, save space.The number of die cavity unit is square number, and a square several die cavity unit is that matrix form is arranged in injection mould main body.Cast gate 8 is provided with a feed end, a discharge end 9, and the aperture of feed end is greater than the aperture of discharge end 9, and the line of centres of feed end and discharge end 9 and horizontal line are an angle, and angle is 35 ° ~ 55 °, and the discharge end 9 of cast gate 8 is positioned at the side of die cavity 7; Down, and cast gate 8 tilts towards the bottom of die cavity 7 incline direction of cast gate 8.The utility model arranges orientation by the traditional cast gate 8 of improvement, and controls the size at inclination angle by the incline direction of cast gate 8 down, prevents the flow velocity of the excessive material in inclination angle excessive, and inclination angle is too small to be unfavorable for emptying, and flow velocity is excessively slow, is unfavorable for forming quality of products.The setting position of the utility model improvement cast gate 8, is convenient to emptying.
Injection mould main body comprises male template 6, caster 5, and male template 6 is positioned at the below of caster 5, and male template 6 is connected with caster 5 and surrounds die cavity 7; Be provided with a hot runner manifold 4 above caster 5, be provided with the first pipeline for thermal medium transmission in hot runner manifold 4, the thickness of hot runner manifold 4 is 75mm ~ 85mm; Be provided with a fixed head 2 above hot runner manifold 4, the thickness of fixed head 2 is 32mm ~ 40mm; The top of fixed head 2 is provided with a thermal insulation board 1, and the thickness of thermal insulation board 1 is 10mm ~ 15mm.Being provided with hot runner manifold 4 above the utility model caster 5 thus being convenient to heat die cavity 7, by controlling the thickness restriction of hot runner manifold 4, fixed head 2, thermal insulation board 1, thus ensureing heating effect.The utility model by being provided with thermal insulation board 1, thus prevents the excessive of heat, ensure that outside the heat insulation effect to die cavity 7, the boiling hot burning that can also prevent personnel by thermal insulation board 1.First pipeline is provided with a medium entrance, a media outlet, and medium entrance is provided with two and enters first valve out, and media outlet is provided with the second valve that enters scene 2; Be connected with a heat exchanger between two imports of the first valve and two of the second valve export, the cold air gas outlet after heat exchanger is provided with a hot gas air inlet, a cooling, a cold air air inlet, heat up after hot gas gas outlet; The cold air gas outlet of heat exchanger and an import UNICOM of the first valve, another import of the first valve and the hot gas gas outlet UNICOM of heat exchanger; The cold air air inlet of heat exchanger and one of the second valve export UNICOM, another outlet of the second valve and the hot gas gas outlet UNICOM of heat exchanger.While contributing to economize energy, realize heating and the cooling of injection machine.
Male template 6 is provided with the second cooling line, and the cooling medium in the second cooling line is any one in water, air, oil; Second cooling line is positioned at the below of die cavity 7, and the distance of the second cooling line distance die cavity 7 lower surface is not more than 5cm.The utility model by being provided with the combination of the second cooling line and hot runner manifold 4 first pipeline in male template 6, thus is suitable for carrying out cooling curing to the upper and lower surface of automotive plastic parts finished product.Injection machine main body comprises a patrix, a counterdie, and patrix comprises caster 5, and counterdie comprises male template 6, and patrix is connected by a slide mechanism with counterdie, and patrix is provided with four guide pillars, and counterdie is provided with the guide pin bushing matched with guide pillar; Counterdie is provided with four alignment pins 3, and patrix is provided with the locating slot matched with alignment pin 3.Be convenient to ensure counterdie and counterdie die sinking, closing precision.Male template 6 is provided with the first temperature sensor, and caster 5 is provided with the second temperature sensor; The monitoring surface of the first temperature sensor flushes with the upper surface of die cavity 7, and the detection faces of the second temperature sensor flushes with the lower surface of die cavity 7.Be convenient to the temperature conditions detected by the first temperature sensor, the second temperature sensor, thus control the travel position of cooling medium in the first cooling line and the second cooling line.First temperature sensor and the second temperature sensor are a wireless senser, are provided with wireless communication module in the first temperature sensor and the second temperature sensor; First temperature sensor is connected with a microprocessor system by wireless communication module with the second temperature sensor, and microprocessor system connects heat exchanger.By the work according to the temperature adjustment heat exchanger detected.
Male template 6 is provided with the weighing device matched with die cavity 7 number, and weighing device connects a microprocessor system, and microprocessor system connects a wireless communication module; The lower surface of die cavity 7 is provided with a mounting groove, is provided with a housing in mounting groove, and the outer surface of housing is provided with a thermal insulation layer, is provided with microprocessor system, wireless communication module in housing, and the sensitive surface of weighing device flushes with the lower surface of die cavity 7.Be convenient to detect in die cavity 7 whether injecting glue is complete.Male template 6 is provided with supersonic generator, and upward, the transducing face of supersonic generator flushes with the lower surface of die cavity 7 in hyperacoustic direction of propagation that supersonic generator generates.The utility model by being provided with supersonic generator in male template 6, thus is convenient to the ultrasonic wave refinement to injection moulding material, thus improves injection moulding effect, ensures end product quality.Male template 6 is provided with the male die core matched with die cavity 7 number, and male die core is provided with groove, and the lower surface of groove is provided with the mounting groove for installing supersonic generator, and the opening direction of mounting groove upwards.Be convenient to removably connecting of supersonic generator.
Be provided with a bottom plate below male template, be provided with at least two spikes between male template and bottom plate, be also provided with ejector retainner plate and lower ejector retainner plate between male template and bottom plate, upper ejector retainner plate and lower ejector retainner plate are between at least two spikes; Lower ejector retainner plate and bottom plate are slidably connected, lower ejector retainner plate is fixedly connected with ejector retainner plate, upper ejector retainner plate is provided with even number for propping up the push rod of product, the upper end of push rod is through male template, and the upper surface of push rod flushes with the lower surface of two die cavities, male template is provided with the through hole matched with push rod external diameter; At least one push rod is equipped with immediately below die cavity.The utility model passes through push rod, pushing-off product.Push rod is provided with weighing device, and weighing device connects a microprocessor system, and microprocessor system connects a wireless communication module; The upper surface of push rod is provided with a mounting groove, is provided with a housing in mounting groove, is provided with microprocessor system, wireless communication module in housing, and the sensitive surface of weighing device flushes with the upper surface of push rod.By weighing device, the utility model detects in die cavity whether injecting glue is complete, be convenient to be detected as quality.
More than show and describe general principle of the present utility model and principal character and advantage of the present utility model.The technical staff of the industry should understand; the utility model is not restricted to the described embodiments; what describe in above-described embodiment and description just illustrates principle of the present utility model; under the prerequisite not departing from the utility model spirit and scope; the utility model also has various changes and modifications, and these changes and improvements all fall within the scope of claimed the utility model.The claimed scope of the utility model is defined by appending claims and equivalent thereof.
Claims (7)
1. the injection mould for the production of L-type household working of plastics, comprise an injection mould main body, it is characterized in that, described injection mould main body comprises at least two independently runners, described runner is I shape, and described runner central authorities are provided with a total glue-feeder, and described runner is provided with four discharge ends, described total glue-feeder is all consistent to the distance of the discharge end of each described runner, the discharge end of a described runner respectively with a cast gate UNICOM;
Described injection mould main body comprises a plurality of die cavity, the runner number that the number of described die cavity equals 4 times, and four described die cavities are one group of die cavity unit, often organize described die cavity unit respectively by four described cast gates and a described runner UNICOM;
Often organize described die cavity and comprise the first die cavity, the second die cavity, the 3rd die cavity, the 4th die cavity, the cross section of described first die cavity is L-type, described first die cavity and described second die cavity are about the first plane symmetry, described 3rd die cavity and described 4th die cavity are about the first plane symmetry, described first die cavity and described 3rd die cavity are about the second plane symmetry, described second die cavity and described 4th die cavity are about described second plane symmetry, described first plane orthogonal is in described second plane, and described total glue-feeder is positioned at the infall of described first plane and described second plane.
2. a kind of injection mould for the production of L-type household working of plastics according to claim 1, is characterized in that, the number of described die cavity unit is for closing number, and closing several described die cavity unit is that matrix form is arranged in described injection mould main body.
3. a kind of injection mould for the production of L-type household working of plastics according to claim 1, it is characterized in that, described cast gate is provided with a feed end, a discharge end, the aperture of described feed end is greater than the aperture of described discharge end, the line of centres of described feed end and described discharge end and horizontal line are an angle, described angle is 35 ° ~ 55 °, and the discharge end of described cast gate is positioned at the side of described die cavity;
Down, and described cast gate tilts towards the bottom of described die cavity the incline direction of described cast gate.
4. a kind of injection mould for the production of L-type household working of plastics according to claim 1, it is characterized in that, described injection mould main body comprises a male template, a caster, and described male template is positioned at the below of described caster, and described male template is connected with described caster and surrounds described die cavity;
Be provided with a hot runner manifold above described caster, be provided with the first pipeline for thermal medium transmission in described hot runner manifold, the thickness of described hot runner manifold is 75mm ~ 85mm;
Be provided with a fixed head above described hot runner manifold, the thickness of described fixed head is 32mm ~ 40mm;
The top of described fixed head is provided with a thermal insulation board, and the thickness of described thermal insulation board is 10mm ~ 15mm.
5. a kind of injection mould for the production of L-type household working of plastics according to claim 4, it is characterized in that, described first pipeline is provided with a medium entrance, a media outlet, and described medium entrance is provided with two and enters first valve out, and described media outlet is provided with the second valve that enters scene 2;
Be connected with a heat exchanger between two imports of described first valve and two of described second valve export, the cold air gas outlet after described heat exchanger is provided with a hot gas air inlet, a cooling, a cold air air inlet, heat up after hot gas gas outlet;
The cold air gas outlet of described heat exchanger and an import UNICOM of described first valve, another import of described first valve and the hot gas gas outlet UNICOM of described heat exchanger;
The cold air air inlet of described heat exchanger and one of described second valve export UNICOM, another outlet of described second valve and the hot gas gas outlet UNICOM of described heat exchanger.
6. a kind of injection mould for the production of L-type household working of plastics according to claim 4, it is characterized in that, described male template is provided with the second cooling line, and the cooling medium in described second cooling line is any one in water, air, oil;
Described second cooling line is positioned at the below of described die cavity, and described second cooling line is not more than 5cm apart from the distance of described die cavity lower surface.
7. a kind of injection mould for the production of L-type household working of plastics according to claim 4, it is characterized in that, described injection machine main body comprises a patrix, a counterdie, described patrix comprises described caster, described counterdie comprises described male template, described patrix is connected by a slide mechanism with described counterdie, and described patrix is provided with four guide pillars, and described counterdie is provided with the guide pin bushing matched with described guide pillar;
Described counterdie is provided with four alignment pins, and described patrix is provided with the locating slot matched with described alignment pin.
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520241759.9U CN204585736U (en) | 2015-04-20 | 2015-04-20 | A kind of injection mould for the production of L-type household working of plastics |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520241759.9U CN204585736U (en) | 2015-04-20 | 2015-04-20 | A kind of injection mould for the production of L-type household working of plastics |
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| CN204585736U true CN204585736U (en) | 2015-08-26 |
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| CN201520241759.9U Expired - Fee Related CN204585736U (en) | 2015-04-20 | 2015-04-20 | A kind of injection mould for the production of L-type household working of plastics |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110843093A (en) * | 2019-11-29 | 2020-02-28 | 嘉兴市志华塑业有限公司 | Plastic combined die for large L-shaped road edge stone |
-
2015
- 2015-04-20 CN CN201520241759.9U patent/CN204585736U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110843093A (en) * | 2019-11-29 | 2020-02-28 | 嘉兴市志华塑业有限公司 | Plastic combined die for large L-shaped road edge stone |
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| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| 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: 20150826 Termination date: 20200420 |