CN205219647U - Automatic demolding device - Google Patents

Automatic demolding device Download PDF

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Publication number
CN205219647U
CN205219647U CN201521050257.4U CN201521050257U CN205219647U CN 205219647 U CN205219647 U CN 205219647U CN 201521050257 U CN201521050257 U CN 201521050257U CN 205219647 U CN205219647 U CN 205219647U
Authority
CN
China
Prior art keywords
dynamic model
die cavity
movable mould
swing arm
fixed head
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
Application number
CN201521050257.4U
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Chinese (zh)
Inventor
徐三友
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.)
TUNXI ENGINEERING PLASTICS FACTORY HUANGSHAN CITY
Original Assignee
TUNXI ENGINEERING PLASTICS FACTORY HUANGSHAN CITY
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 TUNXI ENGINEERING PLASTICS FACTORY HUANGSHAN CITY filed Critical TUNXI ENGINEERING PLASTICS FACTORY HUANGSHAN CITY
Priority to CN201521050257.4U priority Critical patent/CN205219647U/en
Application granted granted Critical
Publication of CN205219647U publication Critical patent/CN205219647U/en
Expired - Fee Related legal-status Critical Current
Anticipated expiration legal-status Critical

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Abstract

The utility model relates to a plastic mold field. Aim at provides one kind and makes things convenient for efficient automatic demolding device. The utility model provides a: an automatic demolding device, includes the first movable mould and the second movable mould of mutual disposition, first movable mould, second movable mould can slide on the slide bar, the device still includes the fixed plate, and the fixed plate is located first movable mould and second movable mould, when the compound die, first movable mould, second movable mould, fixed plate enclose into the die cavity jointly, the position that the fixed plate is relative with the die cavity is provided with the through -hole, and the core pole passes this through -hole and inserts in the die cavity. The one end that the die cavity was kept away from to the core pole is provided with department of resist, the one side that the die cavity was kept away from to the fixed plate is provided with the erection column, the outer tip of erection column is articulated with the middle part of swing arm, under swing arm one end extended to department of resist, the other end was articulated with the one end of connecting rod, the other end of connecting rod is articulated with first movable mould or second movable mould. This device ability high efficiency's the automatic drawing of patterns of realization.

Description

A kind of pickoff
Technical field
The utility model relates to mould of plastics field, is specifically related to a kind of pickoff.
Background technology
Mould be 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.In brief, mould is used to the instrument of formed article, and this instrument is made up of various part, and different moulds is made up of different parts.It realizes the processing of article profile mainly through the change of institute's moulding material physical state.Have the title of " industry is female ".Blank is made to 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 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 industrial manufacturing level.
In the middle of existing mould, when injection molding pipe part, mostly adopt the mode die sinking of loosing core.After extraction core, utilize the die pad on injection machine to be ejected by workpiece, adopt and in the process ejecting workpiece, easily leave top trace in such a way, reduce the quality of workpiece.In addition, such mode needs in follow-up processing, remove top trace toward contact, and this wastes time and energy undoubtedly.Moreover adopt in the mould of multiple dynamic model at some, each mould needs to adopt independent power to promote, and this just requires that each dynamic model needs to be configured with cylinder or a motor etc. and promotes, and this wastes resource undoubtedly, adds cost.
Summary of the invention
The purpose of this utility model is the pickoff providing a kind of convenience and high-efficiency.
For achieving the above object, the technical scheme that the utility model adopts is: a kind of pickoff, comprises the first dynamic model positioned opposite and the second dynamic model, and described first dynamic model, the second dynamic model can slide on sliding bar; Described device also comprises fixed head, and described fixed head is positioned at above the first dynamic model and the second dynamic model; When matched moulds, described first dynamic model, the second dynamic model, fixed head surround die cavity jointly; Position relative with die cavity on described fixed head is provided with through hole, and core bar inserts in die cavity through this through hole.
Described core bar is provided with blocking part away from one end of die cavity, and described fixed head is provided with erection column away from the one side of die cavity, and the middle part of described erection column outer end and swing arm is hinged, and described swing arm one end is relative with blocking part, the other end and rod hinge connection; The other end of described connecting rod and the first dynamic model or the second dynamic model hinged.
Preferably, described erection column, swing arm, connecting rod geometric pattern core bar axle center are arranged symmetrically with two groups.
Preferably, one end that described swing arm is relative with blocking part arranges support portion.
Preferably, described first dynamic model, the second dynamic model pass through air cylinder driven.
Preferably, described first dynamic model, the second dynamic model be provided with installation portion and slided on sliding bar by installation portion.
The beneficial effects of the utility model embody a concentrated reflection of, and this device can realize automatic demoulding fast efficiently.Specifically, this device is when die sinking, first dynamic model and the second dynamic model slide along sliding bar, connecting rod action has just been driven in the process of sliding, connecting rod drives swing arm, swing arm is supported on blocking part and is extracted out in die cavity by core bar, and now workpiece is conflicted on fixed head, after core bar takes off, realize the demoulding.So, only need to apply power to dynamic model, just can complete the demoulding completely, greatly reduce production cost.And the stripping means of this device has broken away from traditional mode utilizing ejector beam, avoids workpiece damage, improves workpiece quality.
Accompanying drawing explanation
Fig. 1 is structural representation of the present utility model;
Fig. 2 is the top view of Fig. 1;
Fig. 3 is A-A direction view in Fig. 2;
Fig. 4 is B portion enlarged drawing in Fig. 3.
Detailed description of the invention
A kind of pickoff shown in composition graphs 1-4, comprises the first dynamic model 1 and the second dynamic model 2 positioned opposite, and described first dynamic model 1, second dynamic model 2 can slide on sliding bar 3.The mode of sliding can be in dynamic model, offer the sliding eye cooperatively interacted with sliding bar 3, only otherwise affect the function of dynamic model, preferably described first dynamic model 1, second dynamic model 2 on installation portion 14 is set, and slided on sliding bar 3 by installation portion 14, be so just more convenient to processing and install.Drive the mode of the first dynamic model 1 and the second dynamic model 2 that cylinder 13 can be adopted to drive, can certainly be stepper motor band movable eccentric wheel rotate, hinged pull bar on eccentric wheel, pull bar and the first dynamic model 1, second dynamic model 2 hinged.Thus utilize the difference of eccentric major and minor axis, realize the reciprocating motion of dynamic model.
Described device also comprises fixed head 4, and described fixed head 4 position is fixed and is positioned at above the first dynamic model 1 and the second dynamic model 2.When matched moulds, described first dynamic model 1, second dynamic model 2, fixed head 4 surround die cavity 5 jointly.Namely as shown in Figure 3, the first dynamic model 1 forms the left side wall of die cavity 5, and the second dynamic model forms the right side wall of die cavity 5, and the two forms die cavity 5 bottom surface jointly, and fixed head 5 forms die cavity 5 end face.On described fixed head 4, the position relative with die cavity 5 arranges through hole 7, and this through hole 7 cooperatively interacts with the size of core bar 6, and core bar 6 inserts in die cavity 5 through this through hole 7 becomes core.When matched moulds, staff to injection moulding in die cavity 5, completes the moulding of workpiece by injection machine.
Described core bar 6 is provided with blocking part 10 away from one end of die cavity 5, and described blocking part 10 is circular as shown in FIG., can certainly be square or other shapes.Described fixed head 4 is provided with erection column 8 away from the one side of die cavity 5, and the middle part of described erection column 8 outer end and swing arm 9 is hinged, and swing arm 9 swings on erection column 8.Described swing arm 9 one end is relative with blocking part 10, and namely swing arm 9 extends to blocking part 10 times, and swing time be supported on blocking part 10 lower surface, swing arm 9 other end and connecting rod 11 hinged; The other end of described connecting rod 11 and the first dynamic model 1 or the second dynamic model 2 hinged.
When this device works, when dynamic model moves to both sides, usually namely the first dynamic model 1, second dynamic model 2 by cylinder 13 drive move laterally time, drivening rod 11 action, connecting rod 11 pulls swing arm 9 action, and swing arm 9 is by core bar 6 upwards lifting.Usual described erection column 8, swing arm 9, connecting rod 11 geometric pattern core bar 6 axle center are arranged symmetrically with two groups, can certainly be more, and this has just effectively ensured the stressed more even of blocking part 10.Support portion 12 can also be set in one end that described swing arm 9 is relative with blocking part 10.Support portion 12 usually cross section is comparatively large, is conducive to blocking part 10 stressed.This device only needs to apply power to dynamic model, just can complete the demoulding completely, greatly reduce production cost.And the stripping means of this device has broken away from traditional mode utilizing ejector beam, avoids workpiece damage, improves workpiece quality.

Claims (5)

1. a pickoff, it is characterized in that: comprise the first dynamic model (1) positioned opposite and the second dynamic model (2), described first dynamic model (1), the second dynamic model (2) can in the upper slips of sliding bar (3); Described device also comprises fixed head (4), and described fixed head (4) is positioned at the first dynamic model (1) and the second dynamic model (2) top; When matched moulds, described first dynamic model (1), the second dynamic model (2), fixed head (4) surround die cavity (5) jointly; The upper position relative with die cavity (5) of described fixed head (4) is provided with through hole (7), and core bar (6) inserts in die cavity (5) through this through hole (7);
Described core bar (6) is provided with blocking part (10) away from one end of die cavity (5), described fixed head (4) is provided with erection column (8) away from the one side of die cavity (5), the middle part of described erection column (8) outer end and swing arm (9) is hinged, described swing arm (9) one end is relative with blocking part (10), the other end and connecting rod (11) hinged; The other end of described connecting rod (11) and the first dynamic model (1) or the second dynamic model (2) hinged.
2. pickoff according to claim 1, is characterized in that: described erection column (8), swing arm (9), connecting rod (11) geometric pattern core bar (6) axle center are arranged symmetrically with two groups.
3. pickoff according to claim 2, is characterized in that: described swing arm (9) one end relative with blocking part (10) arranges support portion (12).
4. according to the pickoff in claim 1-3 described in any one, it is characterized in that: described first dynamic model (1), the second dynamic model (2) are driven by cylinder (13).
5. pickoff according to claim 4, is characterized in that: described first dynamic model (1), the second dynamic model (2) are provided with installation portion (14) and are above slided at sliding bar (3) by installation portion (14).
CN201521050257.4U 2015-12-14 2015-12-14 Automatic demolding device Expired - Fee Related CN205219647U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201521050257.4U CN205219647U (en) 2015-12-14 2015-12-14 Automatic demolding device

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN201521050257.4U CN205219647U (en) 2015-12-14 2015-12-14 Automatic demolding device

Publications (1)

Publication Number Publication Date
CN205219647U true CN205219647U (en) 2016-05-11

Family

ID=55894739

Family Applications (1)

Application Number Title Priority Date Filing Date
CN201521050257.4U Expired - Fee Related CN205219647U (en) 2015-12-14 2015-12-14 Automatic demolding device

Country Status (1)

Country Link
CN (1) CN205219647U (en)

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Legal Events

Date Code Title Description
C14 Grant of patent or utility model
GR01 Patent grant
CF01 Termination of patent right due to non-payment of annual fee

Granted publication date: 20160511

Termination date: 20191214

CF01 Termination of patent right due to non-payment of annual fee