CN206589287U - A kind of secondary ejection structure of mould - Google Patents

A kind of secondary ejection structure of mould Download PDF

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Publication number
CN206589287U
CN206589287U CN201720262400.9U CN201720262400U CN206589287U CN 206589287 U CN206589287 U CN 206589287U CN 201720262400 U CN201720262400 U CN 201720262400U CN 206589287 U CN206589287 U CN 206589287U
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China
Prior art keywords
groove
thimble
mounting groove
connect
wear
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CN201720262400.9U
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Chinese (zh)
Inventor
邓钦文
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Ise Guangzhou Plastic & Hardware Mould Co Ltd
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Ise Guangzhou Plastic & Hardware Mould Co Ltd
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Priority to CN201720262400.9U priority Critical patent/CN206589287U/en
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Abstract

The utility model discloses a kind of secondary ejection structure of mould, including dynamic model seat, ejector retainner plate and the ejector pin component for ejecting product, ejector pin component is arranged on ejector retainner plate, is formed with movable chamber in the dynamic model seat, ejector retainner plate is provided with mounting groove;Ejector pin component includes the first thimble and the second thimble;Being connected in mounting groove and being formed to wear for the bottom activity of first thimble connects end;Wear and connect end provided with the first limiting section;Elastomeric element and the second limiting section are provided with mounting groove;Elastomeric element is held on the bottom wall of mounting groove and wearing and connect between end, and described wear is connect the elastic stress that end is moved away from mounting groove direction for providing one;Second limiting section is used to abut cooperation with the first limiting section;Second thimble is fixed on ejector retainner plate.The secondary ejection structure of mould of the present utility model, it can simplify the secondary ejection structure of mould, reduce process and assemble work.

Description

A kind of secondary ejection structure of mould
Technical field
The utility model is related to technical field of mold, more particularly to a kind of secondary ejection structure of mould.
Background technology
When mold injection production has the product of the more reinforcement position of bone, after completion of the injection-moulding, the top typically in thimble Provided with the groove position with position of bone structure matching, when multiple thimbles push up product simultaneously, the groove position on angled slide block typically can be by product The position of bone is encased, and causes product to be difficult to remove, and is so accomplished by setting secondary ejection structure, could be removed product.But it is existing Secondary ejection structure needs to increase ejector retainner plate and the associated mechanisms accessory on secondary top, causes mould structure to become complicated, and cost Height, processing capacity is big, complicated.
Utility model content
In order to overcome the deficiencies in the prior art, the purpose of this utility model is the Double-ejection knot for providing a kind of mould Structure, it can simplify the secondary ejection structure of mould, reduce process and assemble work.
The purpose of this utility model is realized using following technical scheme:
A kind of secondary ejection structure of mould, including dynamic model seat, ejector retainner plate and the ejector pin component for ejecting product, top Needle assemblies are arranged on ejector retainner plate, are formed with movable chamber in the dynamic model seat, the ejector retainner plate is installed in the movable chamber simultaneously It can be moved towards the direction close to or away from the movable chamber bottom wall;Ejector retainner plate is provided with mounting groove;Ejector pin component includes first Thimble and the second thimble;Being connected in mounting groove and being formed to wear for the bottom activity of first thimble connects end;Wear to connect to hold and be provided with First limiting section;Elastomeric element and the second limiting section are provided with mounting groove;Elastomeric element is held on the bottom wall of mounting groove with wearing Connect between end, and described wear is connect the elastic stress that end is moved away from mounting groove direction for providing one;Second limit Position portion be used for it is described wear to connect when end is moved away from mounting groove direction with the first limiting section abut cooperation;Second thimble It is fixed on ejector retainner plate.
It is preferred that, described wear connects end outer cover equipped with a mounting seat, and the outer wall of the mounting seat is provided with stretch out first Step surface;The inwall of mounting groove radially inside contracts the second step face that is formed with, and the First terrace is used to connect end in described wear Abutted when being moved away from mounting groove direction with second step face;The First terrace forms first limiting section;Institute State second step face and form second limiting section.
It is preferred that, the mounting groove includes the first groove section and the second groove section, and the first groove section is located at the top of the second groove section And connected with the second groove section, and bore of the bore more than the second groove section of the first groove section;It is described wear connect end activity be arranged in institute State in the first groove section;The top of second groove section forms confined planes, and the confined planes are used to connect end bottom face with described wear and abut Coordinate.
It is preferred that, the top of first thimble is provided with angled slide block, and the angled slide block, which is provided with, to be used for and product position of bone knot The groove position that structure coordinates.
It is preferred that, the elastomeric element is spring.
Compared with prior art, the beneficial effects of the utility model are:Its after completion of the injection-moulding, can make ejector retainner plate towards Direction (i.e. product ejection direction) motion away from movable chamber bottom wall, now the first thimble and the second thimble can be with ejector retainner plates Motion and ejecting product, complete ejection operation for the first time together.When the first thimble and the motion of the second thimble are abutted as product, Because the first thimble props up product, and wearing for the first thimble connects end and is connected with ejector retainner plate by elastomeric element, continues to make ejector retainner plate Elastomeric element can be compressed during motion, thus now the first thimble will not be moved, and the second thimble may proceed to by product eject to First thimble departs from, and then completes second and ejects operation, swift and convenient to operate without installing other accessories additional in mould, and It is simple in construction.
Brief description of the drawings
Fig. 1 is structural representation of the present utility model;
Fig. 2 is the structural representation of mounting seat of the present utility model;
Fig. 3 is the structural representation of angled slide block of the present utility model.
In figure:10th, dynamic model seat;11st, movable chamber;20th, ejector retainner plate;21st, mounting groove;22nd, elastomeric element;30th, the first thimble; 31st, mounting seat;311st, First terrace;32nd, angled slide block;321st, groove position;40th, the second thimble.
Embodiment
Below, with reference to accompanying drawing and embodiment, the utility model is described further:
A kind of secondary ejection structure of mould as shown in Figure 1, including dynamic model seat, ejector retainner plate 20 and ejector pin component, top Needle assemblies are arranged on ejector retainner plate 20.Movable chamber 11 is formed with dynamic model seat 10, above-mentioned ejector retainner plate 20 is installed on movable chamber In 11, and ejector retainner plate 20 can be moved towards the direction close to or away from the bottom wall of movable chamber 11, be provided with ejector retainner plate 20 Mounting groove 21.
Specific ejector pin component includes the first thimble 30 and the second thimble 40, and the bottom of the first thimble 30, which forms to wear, connects end, This wear connect end activity be connected in mounting groove 21, the second thimble 40 is fixed on ejector retainner plate 20.First is provided with end wearing to connect Limiting section.In addition, being provided with the limiting section of elastomeric element 22 and second in mounting groove 21, elastomeric element 22 is set to be clamped in mounting groove 21 bottom wall and wearing is connect between end, and the elastomeric element 22 can and make to wear for providing one and connect end away from the direction of mounting groove 21 The elastic stress of motion.In addition, the second limiting section wear connect end move away from the direction of mounting groove 21 when and the first limiting section Abut and coordinate.
On the basis of said structure, when being applied to mold work using secondary ejection structure of the present utility model, in product Molded after injection molding, ejector retainner plate 20 is driven away from the direction of the bottom wall of movable chamber 11 by the drive mechanism on mould (i.e. product ejection direction).The first thimble 30 and the second thimble 40 being now fixed on ejector retainner plate 20 can be with ejector retainner plates 20 move towards the direction of product, are moved on the top on the top of the first thimble 30 and the second thimble 40 when being abutted as product It is (specific first thimble 30 is used for the position of bone for withstanding product, and the second thimble 40 is used for the marginal position for withstanding product), now complete First time into product ejects operation.Because the top of the first thimble 30 props up product, and wearing for the first thimble 30 connects end and top Needle plate 20 is connected by elastomeric element 22, when continuing to make the motion of ejector retainner plate 20, and elastomeric element 22 can be produced an elasticity by compression and answer Power, in the presence of the elastic stress, wears and connects end and can be moved away from the direction of the bottom wall of mounting groove 21, now wear and connect the of end One limiting section can be abutted to the second limiting section of mounting groove 21, thus now the first thimble 30 will not be moved, and ejector retainner plate 20 can be after Continue and sail a certain distance (i.e. the decrement of elastomeric element 22), therefore the second thimble 40 may proceed to as ejector retainner plate 20 is moved, will Product, which is ejected to the first thimble 30, to be departed from, and is then completed second and is ejected operation, without installing other accessories additional in mould, behaviour Make efficient and convenient, and it is simple in construction.
It is preferred that, referring to Fig. 2, in the present embodiment, end outer cover can be connect equipped with a mounting seat 31 wearing, the specific installation The outer wall of seat 31 is provided with the First terrace 311 stretched out, and the First terrace 311 can be inside by the outer wall footpath of mounting seat 31 Contracting is formed.Corresponding, the inwall of mounting groove 21 also can radially inside contract to form a second step face, in this way, being held wearing to connect towards remote When being moved from the bottom wall of mounting seat 31, First terrace 311 can be abutted with second step face, and the motion for connecing end is worn in limitation.
On this architecture basics, First terrace 311 can form the first above-mentioned limiting section, and second step face can be formed The second above-mentioned limiting section.It should be noted that connecing the mounting seat that end suit is machined with First terrace 311 by being worn in thimble 31, it is to avoid be processed on thimble, it is more convenient that processing is got up.In addition, the first limiting section also can connect end by being convexly equipped in wear Outside projection is formed, and corresponding second limiting section can also be by being formed located at the groove of the inwall of mounting groove 21, passing through projection Cooperation with groove can also realize above-mentioned limit effect.
It is preferred that, mounting groove 21 may include the first groove section and the second groove section, the first groove section is located at the top of the second groove section End, and the first groove section connect with the second groove section, above-mentioned wear connects end mobilizable to be arranged in the first groove section interior.In addition, making the first groove The bore of section is more than the bore of the second groove section, and the top of such second groove section can form a confined planes, confined planes be used for it is described Wear to connect end end face and abut and coordinate.On the basis of said structure, it can will wear the scope of activities that connects end and be limited in the first groove section, so that Limitation to the decrement of elastomeric element 22, is easy to control the Double-ejection distance of ejector retainner plate 20.
It is preferred that, referring to Fig. 3, specifically angled slide block 32 can be provided with the top of the first thimble 30, be provided with angled slide block 32 Groove position 321, is easy to the first thimble 30 in ejecting product and product position of bone respective outer side edges, makes the first ejecting structure stable.
It is preferred that, in the present embodiment, above-mentioned elastomeric element 22 can select spring, be easily installed, and compression and reset Process stabilization, is conducive to the Double-ejection operation of product.
It will be apparent to those skilled in the art that technical scheme that can be as described above and design, make other various It is corresponding to change and deformation, and all these change and deformation should all belong to the protection of the utility model claim Within the scope of.

Claims (5)

1. a kind of secondary ejection structure of mould, including dynamic model seat, ejector retainner plate and the ejector pin component for ejecting product, thimble Component is arranged on ejector retainner plate, and movable chamber is formed with the dynamic model seat, and the ejector retainner plate is installed in the movable chamber and can Moved towards the direction close to or away from the movable chamber bottom wall;Characterized in that, ejector retainner plate is provided with mounting groove;Ejector pin component Including the first thimble and the second thimble;Being connected in mounting groove and being formed to wear for the bottom activity of first thimble connects end;Wear and connect End is provided with the first limiting section;Elastomeric element and the second limiting section are provided with mounting groove;Elastomeric element is held on mounting groove Bottom wall and wearing is connect between end, and described wear is connect the elastic stress that end is moved away from mounting groove direction for providing one;Institute State the second limiting section be used for it is described wear to connect when end is moved away from mounting groove direction with the first limiting section abut cooperation;It is described Second thimble is fixed on ejector retainner plate.
2. the secondary ejection structure of mould as claimed in claim 1, it is characterised in that described wear connects end outer cover equipped with a peace Seat is filled, the outer wall of the mounting seat is provided with the First terrace stretched out;The inwall of mounting groove radially inside contracts and is formed with one second Step surface, the First terrace be used for it is described wear connect end moved away from mounting groove direction when supported with second step face Connect;The First terrace forms first limiting section;The second step face forms second limiting section.
3. the secondary ejection structure of mould as claimed in claim 1, it is characterised in that the mounting groove include the first groove section with And the second groove section, the first groove section is located at the top of the second groove section and connect with the second groove section, and the first groove section bore more than the The bore of two grooves section;Described wear connects being arranged in first groove section of end activity;The top of the second groove section forms spacing Face, the confined planes be used for it is described wear connect end bottom face abut cooperation.
4. the secondary ejection structure of mould as claimed in claim 1, it is characterised in that the top of first thimble is provided with top Go out block, the angled slide block, which is provided with, is used for the groove position with product position of bone respective outer side edges.
5. the secondary ejection structure of mould as claimed in claim 1, it is characterised in that the elastomeric element is spring.
CN201720262400.9U 2017-03-17 2017-03-17 A kind of secondary ejection structure of mould Active CN206589287U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201720262400.9U CN206589287U (en) 2017-03-17 2017-03-17 A kind of secondary ejection structure of mould

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN201720262400.9U CN206589287U (en) 2017-03-17 2017-03-17 A kind of secondary ejection structure of mould

Publications (1)

Publication Number Publication Date
CN206589287U true CN206589287U (en) 2017-10-27

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Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2020133107A1 (en) * 2018-12-27 2020-07-02 泰睿美精密器件(深圳)有限公司 Ejection mechanism

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2020133107A1 (en) * 2018-12-27 2020-07-02 泰睿美精密器件(深圳)有限公司 Ejection mechanism

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