CN105328872A - Movable type pressure injection die - Google Patents

Movable type pressure injection die Download PDF

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Publication number
CN105328872A
CN105328872A CN201510576189.3A CN201510576189A CN105328872A CN 105328872 A CN105328872 A CN 105328872A CN 201510576189 A CN201510576189 A CN 201510576189A CN 105328872 A CN105328872 A CN 105328872A
Authority
CN
China
Prior art keywords
hole
die
plate
gate plate
fixedly connected
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.)
Pending
Application number
CN201510576189.3A
Other languages
Chinese (zh)
Inventor
李奎
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Chongqing Red Flag Jie Xun Wheel Co Ltd
Original Assignee
Chongqing Red Flag Jie Xun Wheel Co Ltd
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed by Chongqing Red Flag Jie Xun Wheel Co Ltd filed Critical Chongqing Red Flag Jie Xun Wheel Co Ltd
Priority to CN201510576189.3A priority Critical patent/CN105328872A/en
Publication of CN105328872A publication Critical patent/CN105328872A/en
Pending legal-status Critical Current

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Classifications

    • BPERFORMING OPERATIONS; TRANSPORTING
    • B29WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29CSHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
    • B29C45/00Injection moulding, i.e. forcing the required volume of moulding material through a nozzle into a closed mould; Apparatus therefor
    • B29C45/02Transfer moulding, i.e. transferring the required volume of moulding material by a plunger from a "shot" cavity into a mould cavity
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B29WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29CSHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
    • B29C45/00Injection moulding, i.e. forcing the required volume of moulding material through a nozzle into a closed mould; Apparatus therefor
    • B29C45/17Component parts, details or accessories; Auxiliary operations
    • B29C45/26Moulds
    • B29C45/27Sprue channels Runner channels or runner nozzles
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B29WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29CSHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
    • B29C45/00Injection moulding, i.e. forcing the required volume of moulding material through a nozzle into a closed mould; Apparatus therefor
    • B29C45/17Component parts, details or accessories; Auxiliary operations
    • B29C45/26Moulds
    • B29C45/32Moulds having several axially spaced mould cavities, i.e. for making several separated articles

Abstract

The invention discloses a movable type pressure injection die and specifically relates to the field of dies. The movable type pressure injection die comprises a fixing mechanism and a drive mechanism. The fixing mechanism comprises a lower die plate and a lower fixing plate. The lower die plate and the lower fixing plate are fixedly connected. A plurality of forming cores and lower guide pillars are arranged in the lower fixing plate. The forming cores penetrate in a female die. The two sides of the female die are provided with first holes and second holes respectively. The lower guide pillars penetrate in the first holes. The drive mechanism comprises a sprue plate, a hollow material adding chamber and a pressing pillar which is used for tightly pressing the material adding chamber. The sprue plate and the material adding chamber are fixedly connected. A third hole is formed in the sprue plate. Upper guide pillars are arranged in the positions, corresponding to the second holes, in the sprue plate. A forming cavity is formed by the pressing pillar, the sprue plate, the female die and the forming cores in an enclosed mode. According to the scheme, the problems that an existing die is complex in structure, low in production efficiency and high in production cost are solved.

Description

Portable transfer mold
Technical field
The present invention relates to mould applications, is specifically related to a kind of portable transfer mold.
Background technology
Mould, in industrial production in order to injection moulding, blowing, extrude, various mould and instrument that the method such as die casting or forging forming, smelting, punching press obtains required product.It mainly makes blank become the instrument of the product having given shape and size under external force.Be widely used in stamping-out, die forging, cold-heading, extruding, metallic sintered products compacting, compression casting, and in the compression moulding of goods such as engineering plastics, rubber, pottery or the formed machining of injection moulding.Mould has specific profile or cavity shape, and the contour shape that application has cutting edge can make blank be separated (stamping-out) by outline line shape.Application cavity shape can make blank obtain corresponding three-dimensional shape.Mould generally comprises dynamic model and cover half (or punch and die) two parts, the two partable.Take out product time separately, make blank inject mold cavity when closing up and be shaped.Mould is precision instrument, complex-shaped, bears the expansive force of blank, all has higher requirements to structural strength, rigidity, case hardness, surface roughness and machining accuracy, and the development level that mould is produced is one of important symbol of machine-building level.
In recent years, along with the develop rapidly of plastics industry and general, engineering plastics improving constantly in intensity and precision etc., make the range of application of plastic products also in continuous expansion, as various fields such as household electrical appliance, instrument and meter, construction equipment, auto industry, haberdashery and hardware, the ratio shared by plastic products just rapidly increases.Along with growing to plastic cement products demand of people, the output of mold is had higher requirement.Existing mould structure is complicated, and once compressing one, its production efficiency is low, causes the raising of production cost.
Summary of the invention
The invention is intended to provide the portable transfer mold that a kind of structure is simple, production efficiency is high, production cost is low.
For achieving the above object, base case provided by the invention is: portable transfer mold, comprise fixed mechanism and driving mechanism, described fixed mechanism comprises lower bolster and bottom plate, described lower bolster is fixedly connected with bottom plate, and be provided with multiple core and lower guide pillar in described bottom plate, described core interts in die, the both sides of described die are respectively equipped with the first hole and the second hole, and described lower guide pillar interts in the first hole; Described driving mechanism comprises gate plate, hollow feed compartment and the compression leg for compressing feed compartment, and described gate plate is fixedly connected with feed compartment, is provided with the 3rd hole in described gate plate, and in described gate plate, corresponding second hole place is provided with upper guide post; Described compression leg, gate plate, die, core surround forming cavity.
The principle of base case: during operation, is first fixedly connected with lower bolster with bottom plate, and lower guide pillar interts the connection realizing die and bottom plate in the first hole; Gate plate is fixedly connected with feed compartment, and upper guide post interts the connection realizing die and gate plate in the second hole; Then raw material is directly added in feed compartment, force promotes compression leg and is moving to gate plate, when compression leg and gate plate offset, compression leg, gate plate, die, core surround forming cavity, plastics materials is flow regime and is full of the forming cavity of concavity under heat with the effect of pressure, by physical change, plastic hardening is shaped; Finally driving mechanism is taken out, can plastic be obtained.
The advantage of base case: be provided with independent feed compartment in this programme, facilitate the storage of raw materials, compares an another preparation material container, has saved production cost; And surrounding forming cavity mainly through compression leg, gate plate, die, core, plastics materials is flow regime and is full of the forming cavity of concavity under heat with the effect of pressure, and by physical change, plastic hardening is shaped, its overall structure is simple; Because core is multiple, therefore once compressing plastic is more than one piece, effectively raises production efficiency, reduces production cost.
Preferred version one: based on the preferred version of scheme, the quantity of described core is four, and by above-mentioned setting, when core is four, once compressing plastic is four, effectively enhances productivity; When core is less than four, production efficiency reduces, and causes the raising of production cost; When core is greater than four, in compressing process, job stability is poor, finally obtains plastic quality lower.
Preferred version two: based on the another preferred version of scheme, described 3rd hole reduces gradually from the one end near compression leg, arranged by appeal, when compression leg extruding raw material, because the 3rd hole is set to diminishing hole, make the better effects if extruded, more easily fill up forming cavity, effectively save the time.
Preferred version three: based on the another preferred version of scheme, in described gate plate, corresponding first hole place is also provided with upper guide post, in described bottom plate, corresponding second hole place is also provided with lower guide pillar, described lower guide pillar interts in the second hole, by above-mentioned setting, compare that to realize die by single upper guide post and single lower guide pillar spacing, what now arrange that two upper guide posts and two lower guide pillars realize die is spacing, and when injection-compression molding, stability is stronger.
Preferred version four: based on the another preferred version of scheme, the both sides of described gate plate are equipped with handle, by above-mentioned setting, after compressing, by handle-driving mechanism, have more feel, more laborsaving.
Preferred version five: based on the another preferred version of scheme, described lower bolster is fixedly connected with by limit screw with bottom plate, described gate plate is fixedly connected with by limit screw with feed compartment, by above-mentioned setting, lower limit screw limits lower bolster and bottom plate movement in the horizontal direction, upper limit screw limits gate plate and feed compartment movement in the horizontal direction, and compressing rear for convenience detach.
Accompanying drawing explanation
Fig. 1 is the structural representation of portable transfer mold embodiment of the present invention.
Detailed description of the invention
Below by detailed description of the invention, the present invention is further detailed explanation:
Reference numeral in Figure of description comprises: lower bolster 1, bottom plate 2, core 3, lower guide pillar 4, gate plate 5, feed compartment 6, compression leg 7, upper guide post 8, handle 9, upper limit screw 10, hole 13, lower limit screw 11, first hole 12, second, the 3rd hole 14.
Embodiment is substantially as shown in Figure 1: portable transfer mold, comprise fixed mechanism and driving mechanism, fixed mechanism comprises lower bolster 1 and bottom plate 2, lower bolster 1 is fixedly connected with by lower limit screw 11 with bottom plate 2, be provided with four cores 3 in bottom plate 2 and two lower guide pillars, 4, four cores 3 all intert in die, the both sides of die are respectively equipped with the first hole 12 and the second hole 13, one of them lower guide pillar 4 interts in the first hole 12, and another guide pillar interts in the second hole 13; Driving mechanism comprises gate plate 5, hollow feed compartment 6 and the compression leg 7 for compressing feed compartment 6, gate plate 5 is fixedly connected with by upper limit screw 10 with feed compartment 6, compression leg 7 fits tightly with the contact surface of feed compartment 6, gate plate 5, the 3rd hole 14 is provided with in gate plate 5,3rd hole 14 reduces gradually from the one end near compression leg 7, and be provided with two upper guide posts 8 in gate plate 5, one of them is relative with the first hole 12, another is relative with the second hole 13, and the both sides of gate plate 5 are equipped with handle 9; Compression leg 7, gate plate 5, die, core 3 surround forming cavity.
In the present embodiment, during operation, be first fixedly connected with by lower limit screw 11 with bottom plate 2 by lower bolster 1, two lower guide pillars 4 intert the connection realizing die and bottom plate 2 in the first hole 13, hole 12, second respectively; Gate plate 5 is fixedly connected with by upper limit screw 10 with feed compartment 6, and two upper guide posts 8 intert the connection realizing die and gate plate 5 in the first hole 13, hole 12, second respectively; Then raw material is directly added in feed compartment 6, force promotes compression leg 7 and is moving to gate plate 5, when compression leg 7 offsets with gate plate 5, compression leg 7, gate plate 5, die, core 3 surround forming cavity, plastics materials is flow regime and is full of the forming cavity of concavity under heat with the effect of pressure, by physical change, plastic hardening is shaped; Finally by handle 9, driving mechanism is taken out, can plastic be obtained.Wherein compression leg 7 extruding raw material enters in forming cavity by diminishing 3rd hole 14 from top to bottom, makes the better effects if extruded, more easily fills up forming cavity, effectively save the time; And independent feed compartment 6, facilitate the storage of raw materials, compare an another preparation material container, saved production cost; Generally speaking, surround forming cavity mainly through compression leg 7, gate plate 5, die, core 3, plastics materials is flow regime and is full of the forming cavity of concavity under heat with the effect of pressure, and by physical change, plastic hardening is shaped, its overall structure is simple; Because core 3 is four, therefore once compressing plastic is four, effectively raises production efficiency, reduces production cost.
Above-described is only embodiments of the invention, and in scheme, the general knowledge such as known concrete structure and/or characteristic does not do too much description at this.Should be understood that; for a person skilled in the art, under the prerequisite not departing from structure of the present invention, some distortion and improvement can also be made; these also should be considered as protection scope of the present invention, and these all can not affect effect of the invention process and practical applicability.The protection domain that this application claims should be as the criterion with the content of its claim, and the detailed description of the invention in description etc. record the content that may be used for explaining claim.

Claims (6)

1. portable transfer mold, it is characterized in that: comprise fixed mechanism and driving mechanism, described fixed mechanism comprises lower bolster and bottom plate, described lower bolster is fixedly connected with bottom plate, multiple core and lower guide pillar is provided with in described bottom plate, described core interts in die, and the both sides of described die are respectively equipped with the first hole and the second hole, and described lower guide pillar interts in the first hole; Described driving mechanism comprises gate plate, hollow feed compartment and the compression leg for compressing feed compartment, and described gate plate is fixedly connected with feed compartment, is provided with the 3rd hole in described gate plate, and in described gate plate, corresponding second hole place is provided with upper guide post; Described compression leg, gate plate, die, core surround forming cavity.
2. portable transfer mold according to claim 1, is characterized in that: the quantity of described core is four.
3. portable transfer mold according to claim 1, is characterized in that: described 3rd hole reduces gradually from the one end near compression leg.
4. portable transfer mold according to claim 1, is characterized in that: in described gate plate, corresponding first hole place is also provided with upper guide post, and in described bottom plate, corresponding second hole place is also provided with lower guide pillar, and described lower guide pillar interts in the second hole.
5. portable transfer mold according to claim 1, is characterized in that: the both sides of described gate plate are equipped with handle.
6. portable transfer mold according to claim 1, is characterized in that: described lower bolster is fixedly connected with by lower limit screw with bottom plate, and described gate plate is fixedly connected with by upper limit screw with feed compartment.
CN201510576189.3A 2015-09-11 2015-09-11 Movable type pressure injection die Pending CN105328872A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201510576189.3A CN105328872A (en) 2015-09-11 2015-09-11 Movable type pressure injection die

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN201510576189.3A CN105328872A (en) 2015-09-11 2015-09-11 Movable type pressure injection die

Publications (1)

Publication Number Publication Date
CN105328872A true CN105328872A (en) 2016-02-17

Family

ID=55279735

Family Applications (1)

Application Number Title Priority Date Filing Date
CN201510576189.3A Pending CN105328872A (en) 2015-09-11 2015-09-11 Movable type pressure injection die

Country Status (1)

Country Link
CN (1) CN105328872A (en)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN107415134A (en) * 2017-07-27 2017-12-01 中车青岛四方车辆研究所有限公司 Valve unit and die casting
CN110744783A (en) * 2019-11-03 2020-02-04 广东联邦家私集团有限公司 One-step forming injection mold for furniture production

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN107415134A (en) * 2017-07-27 2017-12-01 中车青岛四方车辆研究所有限公司 Valve unit and die casting
CN110744783A (en) * 2019-11-03 2020-02-04 广东联邦家私集团有限公司 One-step forming injection mold for furniture production

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PB01 Publication
WD01 Invention patent application deemed withdrawn after publication
WD01 Invention patent application deemed withdrawn after publication

Application publication date: 20160217