CN108437355A - Automatic glue seal ejection nozzle equipment - Google Patents
Automatic glue seal ejection nozzle equipment Download PDFInfo
- Publication number
- CN108437355A CN108437355A CN201810240648.4A CN201810240648A CN108437355A CN 108437355 A CN108437355 A CN 108437355A CN 201810240648 A CN201810240648 A CN 201810240648A CN 108437355 A CN108437355 A CN 108437355A
- Authority
- CN
- China
- Prior art keywords
- sealing part
- glue
- nozzle
- ejection nozzle
- gel resin
- 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.)
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Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
- B29C45/00—Injection moulding, i.e. forcing the required volume of moulding material through a nozzle into a closed mould; Apparatus therefor
- B29C45/17—Component parts, details or accessories; Auxiliary operations
- B29C45/20—Injection nozzles
- B29C45/23—Feed stopping equipment
- B29C45/234—Valves opened by the pressure of the moulding material
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- Engineering & Computer Science (AREA)
- Manufacturing & Machinery (AREA)
- Mechanical Engineering (AREA)
- Coating Apparatus (AREA)
Abstract
The present invention discloses a kind of automatic glue seal ejection nozzle equipment, including nozzle ontology, sealing part and elastic element, and the interior conveying direction along sizing material of nozzle ontology opens up the glue feeding channel being connected, accommodating chamber and plastic emitting channel successively；Sealing part is movably disposed in accommodating chamber, is had the block-up position for blocking glue feeding channel and is opened the open position of glue feeding channel；Elastic element connects sealing part and nozzle ontology, and sealing part has the trend moved towards block-up position always under the elastic acting force of elastic element.The automatic glue seal ejection nozzle equipment of the present invention is simple in structure, does not need additional control unit and can be achieved with sealing, sealing is convenient.
Description
Technical field
The present invention relates to injection molding technology field more particularly to a kind of automatic glue seal ejection nozzle equipments.
Background technology
Plastic structure is crossed currently, the nozzle on injection molding machine is mostly single hole, i.e., opens up the glue hole excessively of a perforation on nozzle,
This cross glue hole be only one for sizing material by channel, the not no function of sealing.The sealing function of existing injection molding machine generally collects
All it is that power source is used as by cylinder or oil cylinder at the sealing adhesive device on mold, being integrated on mold, in die feeding mouth
Front end carry out Push And Release control, it is of high cost, it is complicated, need additional control unit, and be combined together with mold
Poor reliability does not have versatility and commutativity.
Invention content
It is an object of the invention to：A kind of automatic glue seal ejection nozzle equipment is provided, can realize automatic glue seal, sealing difficulty
It is low.
For this purpose, the present invention uses following technical scheme：
A kind of automatic glue seal ejection nozzle equipment is provided, including：
Nozzle ontology, the interior conveying direction along sizing material of the nozzle ontology open up the glue feeding channel being connected, accommodate successively
Chamber and plastic emitting channel；
Sealing part, the sealing part are movably disposed in the accommodating chamber, have the envelope for blocking the glue feeding channel
Stifled position and the open position for opening the glue feeding channel；
Elastic element, the elastic element connects the sealing part and the nozzle ontology, in the bullet of the elastic element
Property active force under the sealing part there is the trend that is moved towards the block-up position always.
As a kind of preferred embodiment of automatic glue seal ejection nozzle equipment, the sealing part has the sealing part first being oppositely arranged
End and sealing part second end, the periphery of the sealing part first end is tapered, forms the first taper surface, and the glue feeding channel is close
One end of the accommodating chamber has the sealing groove mating with the sealing part first end, when the sealing part is located at the envelope
When stifled position, first taper surface is tightly attached to the cell wall of the sealing groove.
As a kind of preferred embodiment of automatic glue seal ejection nozzle equipment, limit base, the limit are provided in the accommodating chamber
The circumference annular setting of seat is multiple to cross glue hole, and described one end for crossing glue hole is connected to the accommodating chamber, the other end and the plastic emitting
Channel is connected to；
The elastic element is arranged between the limit base and the sealing part.
As a kind of preferred embodiment of automatic glue seal ejection nozzle equipment, the end face of the sealing part second end is along the sealing part
Axis open up the first gel resin hole, first gel resin hole is sealed described in the first taper surface upper edge not through the sealing part
At least two second gel resin holes are arranged in the axle center annular of glue part, and each second gel resin hole is towards the axle center of the sealing part
Direction extends and is connected to first gel resin hole.
As a kind of preferred embodiment of automatic glue seal ejection nozzle equipment, first gel resin hole is connect with second gel resin hole
Position be arranged arc-shaped transitional surface.
As a kind of preferred embodiment of automatic glue seal ejection nozzle equipment, the center of the limit base, which is run through, opens up third gel resin
The both ends in hole, third gel resin hole are respectively communicated with first gel resin hole and the plastic emitting channel.
As a kind of preferred embodiment of automatic glue seal ejection nozzle equipment, the axis of sealing part described in the outer periphery of the sealing part
First terrace and second step face is arranged in direction interval；
The side of the limit base towards the sealing part is recessed with limiting slot, and the elastic element is spring, the bullet
One end of spring is connected to the slot bottom of the limiting slot, and the other end is connected to the second step face, and the spring is set in institute
State the periphery of sealing part second end.
As a kind of preferred embodiment of automatic glue seal ejection nozzle equipment, the sealing part second end is plugged in the limiting slot
It is interior, and the limit base offers the end face of one end of the limiting slot and is abutted with the First terrace.
As a kind of preferred embodiment of automatic glue seal ejection nozzle equipment, the nozzle ontology includes the nozzle tail set gradually
Glue portion and nozzle head are crossed by portion, and the glue feeding channel setting crosses glue portion in the nozzle tail portion, the accommodating chamber setting described
Interior, the plastic emitting channel is arranged on the nozzle head, wherein removably connects between the nozzle tail portion and the glue portion excessively
It connects.
It is detachable between the nozzle head and the glue portion excessively as a kind of preferred embodiment of automatic glue seal ejection nozzle equipment
Ground connects.
The embodiment of the present invention has the beneficial effect that：By the way that moveable sealing part is arranged in nozzle ontology, sealing part exists
Always block glue feeding channel under the action of elastic element, realize automatic glue seal, during injection, sizing material inside colloidal sol cylinder by
To external injection thrust so that the pressure for being delivered to the sizing material in glue feeding channel is more than the elastic force of elastic element, at this time sealing part
Open position is pushed to by sizing material, realizes the injection action of entire ejection nozzle equipment.The automatic glue seal ejection nozzle equipment structure of the present invention
Simply, it does not need additional control unit and can be achieved with sealing, sealing is convenient.
Description of the drawings
Below according to drawings and examples, invention is further described in detail.
Fig. 1 is the schematic cross-sectional view at the first visual angle of the automatic glue seal ejection nozzle equipment of the present invention.
Fig. 2 is the schematic cross-sectional view at the second visual angle of the automatic glue seal ejection nozzle equipment of the present invention.
Fig. 3 is the decomposition diagram of Fig. 2.
In figure：
1, nozzle tail portion；11, glue feeding channel；12, sealing groove；2, glue portion is crossed；21, accommodating chamber；22, limit base；221, mistake
Glue hole；222, third gel resin hole；223, limiting slot；3, nozzle head；31, plastic emitting channel；4, sealing part；41, sealing part first
End；42, sealing part second end；43, the first taper surface；44, the first gel resin hole；45, the second gel resin hole；46, First terrace；
47, second step face；5, spring.
Specific implementation mode
For make present invention solves the technical problem that, the technical solution that uses and the technique effect that reaches it is clearer, below
The technical solution of the embodiment of the present invention will be described in further detail in conjunction with attached drawing, it is clear that described embodiment is only
It is a part of the embodiment of the present invention, instead of all the embodiments.Based on the embodiments of the present invention, those skilled in the art exist
The every other embodiment obtained under the premise of creative work is not made, shall fall within the protection scope of the present invention.
In the description of the present invention unless specifically defined or limited otherwise, term " connected ", " connection ", " fixation " are answered
It is interpreted broadly, for example, it may be being fixedly connected, may be a detachable connection, or is integral；Can be mechanical connection,
It can be electrical connection；It can be directly connected, can also can be indirectly connected through an intermediary the company inside two elements
Logical or two elements interaction relationship.For the ordinary skill in the art, can be understood with concrete condition above-mentioned
The concrete meaning of term in the present invention.
In the present invention unless specifically defined or limited otherwise, fisrt feature the "upper" of second feature or "lower"
It may include that the first and second features are in direct contact, can also not be to be in direct contact but pass through it including the first and second features
Between other characterisation contact.Moreover, fisrt feature second feature " on ", " top " and " above " include first special
Sign is right over second feature and oblique upper, or is merely representative of fisrt feature level height and is higher than second feature.Fisrt feature exists
Second feature " under ", " lower section " and " following " include fisrt feature immediately below second feature and obliquely downward, or be merely representative of
Fisrt feature level height is less than second feature.
As shown in Figures 1 to 3, the embodiment of the present invention provides a kind of automatic glue seal ejection nozzle equipment, including nozzle ontology, sealing part
4 and elastic element, wherein open up the glue feeding channel 11 being connected successively along the conveying direction of sizing material in the nozzle ontology, hold
Receive chamber 21 and plastic emitting channel 31, the sealing part 4 is movably disposed in the accommodating chamber 21, have block it is described logical into glue
The block-up position in road 11 and the open position for opening the glue feeding channel 11, the elastic element connect the sealing part 4 and institute
Nozzle ontology is stated, the sealing part 4 has towards the block-up position move always under the elastic acting force of the elastic element
Dynamic trend.By the way that moveable sealing part 4 is arranged in nozzle ontology, sealing part 4 seals always under the action of elastic element
Stifled glue feeding channel 11, realizes automatic glue seal, during injection, the sizing material inside colloidal sol cylinder is by external injection thrust so that
The pressure for being delivered to the sizing material in glue feeding channel 11 is more than the elastic force of elastic element, and sealing part 4 is pushed to opening by sizing material at this time
The injection action of entire ejection nozzle equipment is realized in position.The automatic glue seal ejection nozzle equipment of the present invention is simple in structure, need not be additional
Control unit can be achieved with sealing, and sealing is convenient.
In the present embodiment, nozzle ontology includes sequentially connected nozzle tail portion 1, crosses glue portion 2 and nozzle head 3, wherein
Nozzle tail portion 1 is interior through glue feeding channel 11 is opened up, and crosses through accommodating chamber 21 is opened up in glue portion 2, nozzle head 3, which is run through, opens up plastic emitting
Channel 31, and nozzle tail portion 1 and the one end in glue portion 2 excessively are detachably connected, nozzle head 3 and the other end for crossing glue portion 2 are removable
It connects with unloading.Above-mentioned design can make the sealing part 4 and elastic element being arranged in accommodating chamber 21 be easier to installation and replacement, together
When also allow for cleaning ejection nozzle equipment inside.
Further, the first external screw thread is arranged in the periphery of one end of nozzle tail portion 1, crosses setting in the accommodating chamber 21 in glue portion 2
With the first internal thread of the first external screw thread cooperation, one end of nozzle tail portion 1 extend in accommodating chamber 21 and with 21 screw thread of accommodating chamber
It is screwed on, 1 insertion position of nozzle tail portion is more than to require in order to prevent, and the first limited step, nozzle tail portion 1 are arranged in accommodating chamber 21
The end face for being inserted into one end of accommodating chamber 21 abuts the first limited step.In addition, the nozzle tail portion 1 periphery and positioned at the
Bulge loop is arranged in side of one external screw thread far from the first limited step, and when nozzle tail portion 1 is screwed to bottom, (nozzle tail portion 1 is inserted into appearance
The end face of one end of chamber 21 is received when being abutted with the first limited step), this bulge loop is arranged with the end surfaces for crossing glue portion 2.
The second external screw thread, the plastic emitting channel 31 on nozzle head 3 is arranged in the periphery for crossing the one end of glue portion 2 far from nozzle tail portion 1
Inner wall setting and the cooperation of the second external screw thread the second internal thread, crossing 2 one end far from nozzle tail portion 1 of glue portion, to be inserted into plastic emitting logical
It is screwed in road 31 and with 3 screw thread of nozzle head.Second limited step is set in the plastic emitting channel 31 on nozzle head 3, has served as glue
When portion 2 is screwed in plastic emitting channel 31, the end face for crossing 2 one end far from nozzle tail portion 1 of glue portion is abutted with the second limited step.
Nozzle tail portion 1 and nozzle head 3 are not limited to be detachably connected with glue portion 2 excessively, and can also select one can with mistake glue portion 2
Dismantling connection, another component then with cross 2 integrally casting of glue portion or injection molding.And the connection type of three is not limited to screw thread
Connection can also be other dismountable modes such as clamping.
In a preferred embodiment of the invention, the sealing part 4 has the sealing part first end 41 being oppositely arranged
It is tapered with the periphery of sealing part second end 42, the sealing part first end 41, form the first taper surface 43, the glue feeding channel
11 have the sealing groove 12 mating with the sealing part first end 41 close to one end of the accommodating chamber 21, when the sealing
When part 4 is located at the block-up position, first taper surface 43 is tightly attached to the cell wall of the sealing groove 12.By by sealing part
One end 41 is set as pyramidal structure, and glue feeding channel 11 is set as matching with this pyramidal structure grafting close to the part of accommodating chamber 21
The trench structure of conjunction, taper surface is bonded with face so that sealing part 4 is more stably positioned in block-up position, and pyramidal structure may be used also
To be oriented to when sealing part 4 is moved to block-up position by open position, ensure that sealing part 4 can accurately be moved to envelope always
Stifled position.
The periphery of sealing part second end 42 is tapered, forms the second taper surface, is corresponded in the plastic emitting channel 31 on nozzle head 3
This second taper surface is equipped with the slot of pyramidal structure, and the side wall of this slot and the second taper face interval are arranged, logical for sizing material therebetween
It crosses.
In another preferred embodiment of the present invention, limit base 22, the limit are provided in the accommodating chamber 21
The circumference annular setting of seat 22 is multiple to cross glue hole 221, and described one end for crossing glue hole 221 is connected to the accommodating chamber 21, the other end
It is connected to the plastic emitting channel 31, the elastic element is arranged between the limit base 22 and the sealing part 4.Pass through setting
Limit base 22 can fix elastic element, and be arranged on limit base 22 cross glue hole 221 be mainly used for sealing part 4 positioned at
When open position, sizing material is connected, keeps the sizing material entered in accommodating chamber 21 from glue feeding channel 11 successfully defeated
It send to plastic emitting channel 31.
Further, the end face of the sealing part second end 41 opens up the first gel resin hole 44 along the axis of the sealing part 4,
Not through the sealing part 4, the axle center annular of sealing part 4 described in 43 upper edge of the first taper surface is set in first gel resin hole 44
Two the second gel resin holes 45 are set, each second gel resin hole 45, which is tilted towards the axis direction of the sealing part 5, to be extended simultaneously
It is connected to first gel resin hole 44.
Through third gel resin hole 222 is opened up, the both ends in third gel resin hole 222 connect respectively at the center of the limit base 22
Logical first gel resin hole 44 and the plastic emitting channel 31.By the way that gel resin hole is arranged, high speed can be utilized during injection
The sizing material of flowing removes the sizing material for accumulating in elastic element outside or inside, prevents sizing material from generating charing because being gathered under high temperature
The case where.
In addition, the position setting arc-shaped transitional surface that first gel resin hole 44 is connect with second gel resin hole 45.Due to
The axis in the first gel resin hole 44 and the second gel resin hole 45 is in angle structure, therefore this arc-shaped transitional surface can prevent sizing material from accumulating,
Ensure that sizing material flows smoothly.
The quantity in the second gel resin hole 45 is not limited to two, can also be three or three or more, clear in setting second
When glue hole 45, the second gel resin hole 45 being uniformly arranged can ensure that axis offset or inclination do not occur when moving for sealing part 4,
Ensure that entire injection process not stuck glue, i.e. plastic emitting are smooth.
In another preferred embodiment of the present invention, the axis side of sealing part 4 described in the outer periphery of the sealing part 4
It is recessed with to interval setting First terrace 46 and second step face 47, the side of the limit base 22 towards the sealing part 4
Limiting slot 223, the elastic element are spring 5, and one end of the spring 5 is connected to the slot bottom of the limiting slot 223, the other end
It is connected to the second step face 47, and the spring 5 is set in the periphery of the sealing part second end 42.
By the way that limiting slot 223 is arranged, limiting slot 223 can ensure that spring 5 can only be along sealing part 4 with the movement of limited spring 5
Axis direction push sealing part 4 or sealing part 4 that can only compress this spring 5 along its axis direction, whole process ensures sealing
The movement of part 4 does not deviate.Spring 5 can be according to being matched needed for actual production and being replaced, and whole device is not required to after installation is complete
External independent operation is wanted, it is convenient and simple.
In the present embodiment, the axis weight of the axis of sealing part 4 and glue feeding channel 11, accommodating chamber 21 and plastic emitting channel 31
It closes.
Further, the sealing part second end 42 is plugged in the limiting slot 223, and the limit base 22 offers
The end face of one end of the limiting slot 223 is abutted with the First terrace 46.
In description herein, it is to be understood that the orientation or positional relationships such as term "upper" are based on ... shown in the drawings
Orientation or positional relationship is merely for convenience of describing and simplifying operation, does not indicate or imply the indicated device or element must
There must be specific orientation, with specific azimuth configuration and operation, therefore be not considered as limiting the invention.
In the description of this specification, the description of reference term " embodiment " etc. means the specific spy in conjunction with the embodiment
Sign, structure, material or feature are included at least one embodiment or example of the invention.In the present specification, to above-mentioned
The schematic representation of term is not necessarily referring to identical embodiment.
In addition, it should be understood that although this specification is described in terms of embodiments, but not each embodiment is only wrapped
Containing an independent technical solution, this narrating mode of specification is only to understand that device, those skilled in the art should
It considers the specification as a whole, the technical solutions in the embodiments can also be appropriately combined, and forming those skilled in the art can
With the other embodiment of understanding.
The technical principle of the present invention is described above in association with specific embodiment.These descriptions are intended merely to explain the present invention's
Principle, and it cannot be construed to limiting the scope of the invention in any way.Based on the explanation herein, the technology of this field
Personnel would not require any inventive effort the other specific implementation modes that can associate the present invention, these modes are fallen within
Within protection scope of the present invention.
Claims (10)
1. a kind of automatic glue seal ejection nozzle equipment, which is characterized in that including：
Nozzle ontology, in the nozzle ontology along the conveying direction of sizing material open up successively the glue feeding channel being connected, accommodating chamber and
Plastic emitting channel；
Sealing part, the sealing part are movably disposed in the accommodating chamber, have the closure position for blocking the glue feeding channel
Set and open the open position of the glue feeding channel；
Elastic element, the elastic element connect the sealing part and the nozzle ontology, make in the elasticity of the elastic element
The sealing part has the trend moved towards the block-up position always under firmly.
2. automatic glue seal ejection nozzle equipment according to claim 1, which is characterized in that the sealing part, which has, to be oppositely arranged
Sealing part first end and sealing part second end, the periphery of the sealing part first end is tapered, formed the first taper surface, it is described into
Glue channel has the sealing groove mating with the sealing part first end close to one end of the accommodating chamber, when the sealing part
When positioned at the block-up position, first taper surface is tightly attached to the cell wall of the sealing groove.
3. automatic glue seal ejection nozzle equipment according to claim 2, which is characterized in that be provided with limit in the accommodating chamber
Seat, the circumference annular setting of the limit base is multiple to cross glue hole, and described one end for crossing glue hole is connected to the accommodating chamber, the other end
It is connected to the plastic emitting channel；
The elastic element is arranged between the limit base and the sealing part.
4. automatic glue seal ejection nozzle equipment according to claim 3, which is characterized in that the end face edge of the sealing part second end
The axis of the sealing part opens up the first gel resin hole, and first gel resin hole is not through the sealing part, first taper surface
At least two second gel resin holes are arranged in the axle center annular of sealing part described in upper edge, and each second gel resin hole is towards the envelope
The axis direction of glue part extends and is connected to first gel resin hole.
5. automatic glue seal ejection nozzle equipment according to claim 4, which is characterized in that first gel resin hole and described second
Arc-shaped transitional surface is arranged in the position of gel resin hole connection.
6. automatic glue seal ejection nozzle equipment according to claim 4, which is characterized in that the center of the limit base, which is run through, to be opened up
The both ends in third gel resin hole, third gel resin hole are respectively communicated with first gel resin hole and the plastic emitting channel.
7. automatic glue seal ejection nozzle equipment according to claim 3, which is characterized in that sealed described in the outer periphery of the sealing part
The axis direction interval setting First terrace of glue part and second step face；
The side of the limit base towards the sealing part is recessed with limiting slot, and the elastic element is spring, the spring
One end is connected to the slot bottom of the limiting slot, and the other end is connected to the second step face, and the spring is set in the envelope
The periphery of glue part second end.
8. automatic glue seal ejection nozzle equipment according to claim 7, which is characterized in that the sealing part second end is plugged in institute
It states in limiting slot, and the limit base offers the end face of one end of the limiting slot and abutted with the First terrace.
9. according to claim 1 to 8 any one of them automatic glue seal ejection nozzle equipment, which is characterized in that the nozzle ontology packet
It includes the nozzle tail portion set gradually, cross glue portion and nozzle head, the glue feeding channel is arranged in the nozzle tail portion, the receiving
Chamber setting is crossed described in glue portion, and the plastic emitting channel is arranged on the nozzle head, wherein the nozzle tail portion and the mistake
It is detachably connected between glue portion.
10. automatic glue seal ejection nozzle equipment according to claim 9, which is characterized in that glue is crossed in the nozzle head with described
It is detachably connected between portion.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810240648.4A CN108437355B (en) | 2018-03-22 | 2018-03-22 | Automatic sealing glue nozzle device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810240648.4A CN108437355B (en) | 2018-03-22 | 2018-03-22 | Automatic sealing glue nozzle device |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN108437355A true CN108437355A (en) | 2018-08-24 |
| CN108437355B CN108437355B (en) | 2020-04-21 |
Family
ID=63196143
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201810240648.4A Active CN108437355B (en) | 2018-03-22 | 2018-03-22 | Automatic sealing glue nozzle device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN108437355B (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN117549490A (en) * | 2023-12-28 | 2024-02-13 | 博创智能装备股份有限公司 | Integral pressure-maintaining injection nozzle of injection molding machine |
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| JPH0324930A (en) * | 1989-06-22 | 1991-02-01 | Sekisui Chem Co Ltd | Nozzle apparatus for injection molding |
| CN1067607A (en) * | 1991-06-08 | 1993-01-06 | 谢桂深 | Combined automatic injection nozzle with anti-reflux and anti-leak junction |
| CN1651213A (en) * | 2004-02-05 | 2005-08-10 | 日本韮沙株式会社 | Valve nozzle |
| CN201120698Y (en) * | 2007-10-18 | 2008-09-24 | 尔信机械(江门)有限公司 | Self-locking nozzle sealing mechanism for ejection shaping apparatus injection nozzle |
| US20120100245A1 (en) * | 2010-10-20 | 2012-04-26 | Md Plastics Incorporated | Miniature automatic shutoff nozzle tip |
| CN203945571U (en) * | 2014-07-25 | 2014-11-19 | 宁波威瑞精密机械有限公司 | Novel injection nozzle structure |
| CN205380831U (en) * | 2016-01-14 | 2016-07-13 | 积康螺杆制造（上海）股份有限公司 | Mouth is penetrated to inner spring of control by temperature change heating |
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2018
- 2018-03-22 CN CN201810240648.4A patent/CN108437355B/en active Active
Patent Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH0324930A (en) * | 1989-06-22 | 1991-02-01 | Sekisui Chem Co Ltd | Nozzle apparatus for injection molding |
| CN1067607A (en) * | 1991-06-08 | 1993-01-06 | 谢桂深 | Combined automatic injection nozzle with anti-reflux and anti-leak junction |
| CN1651213A (en) * | 2004-02-05 | 2005-08-10 | 日本韮沙株式会社 | Valve nozzle |
| CN201120698Y (en) * | 2007-10-18 | 2008-09-24 | 尔信机械(江门)有限公司 | Self-locking nozzle sealing mechanism for ejection shaping apparatus injection nozzle |
| US20120100245A1 (en) * | 2010-10-20 | 2012-04-26 | Md Plastics Incorporated | Miniature automatic shutoff nozzle tip |
| CN203945571U (en) * | 2014-07-25 | 2014-11-19 | 宁波威瑞精密机械有限公司 | Novel injection nozzle structure |
| CN205380831U (en) * | 2016-01-14 | 2016-07-13 | 积康螺杆制造（上海）股份有限公司 | Mouth is penetrated to inner spring of control by temperature change heating |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN117549490A (en) * | 2023-12-28 | 2024-02-13 | 博创智能装备股份有限公司 | Integral pressure-maintaining injection nozzle of injection molding machine |
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| Publication number | Publication date |
|---|---|
| CN108437355B (en) | 2020-04-21 |
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