CN105397979B - A kind of injection molding machine nozzle - Google Patents
A kind of injection molding machine nozzle Download PDFInfo
- Publication number
- CN105397979B CN105397979B CN201510902321.5A CN201510902321A CN105397979B CN 105397979 B CN105397979 B CN 105397979B CN 201510902321 A CN201510902321 A CN 201510902321A CN 105397979 B CN105397979 B CN 105397979B
- Authority
- CN
- China
- Prior art keywords
- face
- rear end
- nozzle
- nozzle body
- hole
- 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
Links
- 238000001746 injection moulding Methods 0.000 title claims abstract description 11
- 238000005485 electric heating Methods 0.000 claims abstract description 25
- 239000000463 material Substances 0.000 claims abstract description 12
- 230000007704 transition Effects 0.000 claims abstract description 7
- 239000007921 spray Substances 0.000 claims abstract description 5
- 238000007789 sealing Methods 0.000 claims description 19
- 238000010438 heat treatment Methods 0.000 claims description 7
- 230000001681 protective effect Effects 0.000 claims description 6
- 230000000694 effects Effects 0.000 abstract description 5
- 230000000903 blocking effect Effects 0.000 abstract description 3
- 238000012423 maintenance Methods 0.000 description 6
- 230000003670 easy-to-clean Effects 0.000 description 2
- 102000008186 Collagen Human genes 0.000 description 1
- 108010035532 Collagen Proteins 0.000 description 1
- 206010037660 Pyrexia Diseases 0.000 description 1
- 230000004087 circulation Effects 0.000 description 1
- 238000004140 cleaning Methods 0.000 description 1
- 229920001436 collagen Polymers 0.000 description 1
- 230000007812 deficiency Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 239000000155 melt Substances 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 238000000465 moulding Methods 0.000 description 1
- 238000007711 solidification Methods 0.000 description 1
- 230000008023 solidification Effects 0.000 description 1
- 239000000243 solution Substances 0.000 description 1
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
-
- 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
- B29C45/231—Needle valve systems therefor
-
- 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
- B29C45/72—Heating or cooling
Landscapes
- Engineering & Computer Science (AREA)
- Manufacturing & Machinery (AREA)
- Mechanical Engineering (AREA)
- Nozzles (AREA)
Abstract
The invention discloses a kind of injection molding machine nozzles, including nozzle body, the nozzle body includes front nozzle body and rear portion connector, there are bolt apertures in the middle part of the front end face of rear portion connector, front nozzle body rear end is screwed onto in bolt apertures, the rear end of rear portion connector has central through hole, central through hole is communicated with bolt apertures, there is the connecting pole extended forward in the middle part of the front end face of front nozzle body, connecting pole is screwed onto on nozzle head, there is nozzle bore in the middle part of nozzle head, there is flowing cavity in the middle part of the nozzle body of front, it includes preceding reduced diameter section to flow cavity, middle part arc-shaped transition section and rear portion enlarged diameter section, the rear end of rear portion enlarged diameter section has internal thread, rear portion enlarged diameter section is communicated with central through hole, middle part valve body is screwed onto in internal thread.It is arranged in flowing cavity in the middle part of valve body so that buffer spring is as inside so that the external setting electric heating cover of front nozzle body prevents cold burden from blocking to improve material spray effect.
Description
Technical field：
The present invention relates to injection molding machine accessory technical field, more specifically to a kind of injection molding machine nozzle.
Background technology：
The material melts of injection molding machine are realized by melten gel cartridge module.Uniform note is produced under certain back pressure
Molding product, especially for the injection molding of the good plastic material of mobility, it is desirable to control melt, and can clean and shut off, generally all
Melt is controlled using spring nozzle.But existing external spring nozzle is because the exposed spring section of spring cannot add
Fever circle, it is easy to which the case where generating cold burden is especially relatively large in diameter or longer nozzle this case is just more obvious.Together
When, its all parts of existing spring nozzle cannot be dismantled so that it cleans trouble, and after damage, can only more renew, nothing
Method carries out the replacement and repair of part, increases maintenance maintenance cost.
Invention content：
The purpose of the present invention is overcoming the deficiencies of the prior art and provide a kind of injection molding machine nozzle, it is in flowing cavity
Setting middle part valve body so that buffer spring is as inside so that the external setting electric heating cover of front nozzle body is to improve spray
Expect effect, prevent cold burden from blocking, meanwhile, all parts can fast quick-detach, the replacements of easy to clean and parts, significantly
Reduce maintenance maintenance cost.
The present invention solve the technical problem scheme be：
A kind of injection molding machine nozzle, including nozzle body, the nozzle body include front nozzle body and rear portion connector, rear portion
There are bolt apertures, front nozzle body rear end to be screwed onto in bolt apertures, the rear end tool of rear portion connector in the middle part of the front end face of connector
There are central through hole, central through hole to be communicated with bolt apertures, there is the connecting pole extended forward, even in the middle part of the front end face of front nozzle body
It connects column to be screwed onto on nozzle head, there is nozzle bore in the middle part of nozzle head, there is flowing cavity in the middle part of the nozzle body of front, flow cavity packet
Preceding reduced diameter section, middle part arc-shaped transition section and rear portion enlarged diameter section are included, the rear end of rear portion enlarged diameter section has internal thread, rear portion big
Diameter segment is communicated with central through hole, and middle part valve body is screwed onto in internal thread, and the contact pin of middle part valve body passes through preceding reduced diameter section and stretches
Enter the conical section that the rear end of nozzle bore has, the front end of contact pin is pressed against on the madial wall of conical section.
There is the limiting section that extends radially outwards on the lateral wall of the rear portion connector, the front end face of limiting section have to
The ring part of preceding extension forms heating slot, electric heating cover sleeve and holding between ring part and the lateral wall of front nozzle body
In heating slot, the madial wall of electric heating cover is close to the lateral wall of front nozzle body, and outer protective cover sleeve is in electric heating cover
And be screwed onto on the external thread part of ring part, the front end-plate of outer protective cover is pressed against on the front end face of electric heating cover.
The inside of the electric heating cover be fixed with annular disk around electric heating wire, the connecting line and external power supply of electric heating cover
It is connected.
Rear sealing ring is nested in the rear end face of the front nozzle body, rear sealing ring is pressed against the rear end face of bolt apertures
On.
The rear portion of the nozzle bore is conical section, middle part is changeover portion, front is jet segment, and the rear end diameter of conical section is big
In point diameter, changeover portion is cylindrical hole, and the point diameter of jet segment is more than rear end diameter, the rear end of jet segment and transition
One end of section communicates, and the rear end of changeover portion is communicated with the front end of conical section.
The middle part valve body includes cylindrical housings, and the middle part lateral wall of cylindrical housings has connection bump ring, connection
Protruding ring is screwed onto in internal thread, multiple axial recirculation holes is evenly equipped on connection bump ring, the middle part of cylindrical housings is ladder
The front of type through-hole, stairstepping through-hole is reduced diameter section, and the rear portion of stairstepping through-hole is enlarged diameter section, and contact pin sleeve is in minor diameter
Duan Zhong, the rear end outer wall of contact pin have the extension extended outward, and extension sleeve is in enlarged diameter section, stairstepping through-hole
The rear end of enlarged diameter section be bolted with end cap, for buffer spring sleeve in enlarged diameter section, extension is put forth effort in the front end of buffer spring
End cap is put forth effort in the rear end in portion, buffer spring, and the rear portion of end cap is half sphere shape, after half sphere shape is pressed against cylindrical housings
End face.
There is connecting screw hole in the middle part of the rear end of the nozzle head, there is positioning annular protrusion on the front end face of connecting screw hole
There is the front end face of circle, connecting pole annular groove, connecting pole to be screwed onto in connecting screw hole, and the front end face of connecting pole is pressed against connection
The front end face of screw hole, positioning annular protrusion circle are nested in annular groove, and refractory seals are nested on the rear end face of nozzle head
Circle, high-temperature resistant seal ring elasticity are pressed against on the front end face of front nozzle body.
The front outsides wall of the cylindrical housings is conical outer wall, and conical outer wall is corresponding with middle part arc-shaped transition section,
The rear outside wall of contact pin is nested with promotion sealing ring, and sealing ring elasticity is pushed to be pressed against on the madial wall of reduced diameter section.
The front end face of the half sphere shape is nested with sealing ring, and sealing ring is pressed against on the rear end face of cylindrical housings.
The present invention protrusion effect be：
Compared with prior art, it be arranged in flowing cavity in the middle part of valve body so that buffer spring is as inside so that preceding
The external setting electric heating cover of portion's nozzle body prevents cold burden from blocking to improve material spray effect, meanwhile, all parts can be with
Fast quick-detach, easy to clean and parts replacements, substantially reduces maintenance maintenance cost.
Description of the drawings：
Fig. 1 is the structural schematic diagram of the present invention；
Fig. 2 is the partial enlarged view of the present invention.
Specific implementation mode：
Embodiment is shown in as shown in Figure 1 to Figure 2, a kind of injection molding machine nozzle, including nozzle body 100, the nozzle body 100
Including front nozzle body 10 and rear portion connector 20, there is bolt apertures 21, front nozzle in the middle part of the front end face of rear portion connector 20
10 rear end of body is screwed onto in bolt apertures 21, and the rear end of rear portion connector 20 has central through hole 22, central through hole 22 and bolt apertures
21 communicate, and there is the connecting pole 11 extended forward, connecting pole 11 to be screwed onto nozzle head 30 in the middle part of the front end face of front nozzle body 10
On, 30 middle part of nozzle head has nozzle bore 31, and it includes preceding small that nozzle body 10 middle part in front, which has flowing cavity 12, flowing cavity 12,
The rear end of diameter segment 121, middle part arc-shaped transition section 122 and rear portion enlarged diameter section 123, rear portion enlarged diameter section 123 has internal thread
124, rear portion enlarged diameter section 123 is communicated with central through hole 22, and middle part valve body 40 is screwed onto in internal thread 124, middle part valve body 40
Contact pin 41 passes through preceding reduced diameter section 121 and stretches into the conical section 311 that the rear end of nozzle bore 31 has, and the front end of contact pin 41 is pressed against
On the madial wall of conical section 311.
Further, there is the limiting section 23 extended radially outwards, limit on the lateral wall of the rear portion connector 20
The front end face in portion 23 has the ring part 24 extended forward, and heating is formed between ring part 24 and the lateral wall of front nozzle body 10
In heating slot 1, the madial wall of electric heating cover 2 is close to the outer of front nozzle body 10 for slot 1,2 sleeve of electric heating cover and holding
Side wall, 3 sleeve of outer protective cover is in electric heating cover 2 and is screwed onto on the external thread part of ring part 24, the front end-plate of outer protective cover 3
It is pressed against on the front end face of electric heating cover 2.
Further, the inside of the electric heating cover 2 be fixed with annular disk around electric heating wire 4, the company of electric heating cover 2
Wiring is connected with external power supply.
Further, it is nested with rear sealing ring 5 in the rear end face of the front nozzle body 10, rear sealing ring 5 is pressed against
On the rear end face of bolt apertures 21.
Further, the rear portion of the nozzle bore 31 is conical section 311, middle part is changeover portion 312, front is jet segment
313, the rear end diameter of conical section 311 is more than point diameter, and changeover portion 312 is cylindrical hole, the point diameter of jet segment 313
More than rear end diameter, the rear end of jet segment 313 is communicated with one end of changeover portion 312, rear end and the conical section 311 of changeover portion 312
Front end communicate.
Further, the middle part valve body 40 includes cylindrical housings 42, the middle part lateral wall tool of cylindrical housings 42
There are connection bump ring 43, connection bump ring 43 to be screwed onto in internal thread 124, multiple axial circulations are evenly equipped on connection bump ring 43
The middle part in hole 44, cylindrical housings 42 is notch cuttype through hole 45, and the front of stairstepping through-hole 45 is reduced diameter section, stairstepping through-hole
45 rear portion is enlarged diameter section, and in reduced diameter section, the rear end outer wall of contact pin 41 has to be extended 41 sleeve of contact pin outward
Extension 411, for 411 sleeve of extension in enlarged diameter section, the rear end of the enlarged diameter section of stairstepping through-hole 45 is bolted with end cap 46,
47 sleeve of buffer spring is in enlarged diameter section, and extension 411 is put forth effort in the front end of buffer spring 47, and the rear end of buffer spring 47
Power is in end cap 46, and the rear portion of end cap 46 is half sphere shape 461, and half sphere shape 461 is pressed against the rear end face of cylindrical housings 42.
Further, there is connecting screw hole 32, on the front end face of connecting screw hole 32 in the middle part of the rear end of the nozzle head 30
With positioning annular protrusion circle 33, there is the front end face of connecting pole 11 annular groove 111, connecting pole 11 to be screwed onto connecting screw hole 32
In, the front end face of connecting pole 11 is pressed against the front end face of connecting screw hole 32, and positioning annular protrusion circle 33 is nested in annular groove 111
In, high-temperature resistant seal ring 8 is nested on the rear end face of nozzle head 30,8 elasticity of high-temperature resistant seal ring is pressed against front nozzle body 10
Front end face on.
Further, the front outsides wall of the cylindrical housings 42 is conical outer wall, conical outer wall and middle part arc
Changeover portion 122 is corresponding, and the rear outside wall of contact pin 41, which is nested with, pushes sealing ring 412, and 412 elasticity of sealing ring is pushed to be pressed against
On the madial wall of reduced diameter section.
Further, the front end face of the half sphere shape 461 is nested with sealing ring 6, and sealing ring 6 is pressed against circular cylindrical shell
On the rear end face of body 42.
All seal members in the present embodiment are that heat-resisting material is made.
Operation principle：By heating electric heating wire 4, so that front nozzle body 10 and nozzle head 30 are heated, make
It is certain to obtain the plastic material temperature flowed in nozzle body 100, plastic material will not be made to lead to the problem of solidification and cold burden, and moulds
Collagen material enters from 22 rear end of central through hole, straight then along middle part valve body 40 1 subsequently into rear portion enlarged diameter section 123
Plastic material is added with continuous so that material is big to the pressure of contact pin 41 in the rear end for entering the nozzle bore 31 of nozzle head 30
In buffer spring 47 to the pressure of contact pin 41 so that contact pin 41 is no longer press against on the madial wall of conical section 311, to realize spray
Material.
Wherein, the rear portion of nozzle bore 31 is conical section 311, middle part is changeover portion 312, front is jet segment 313, conical section
311 rear end diameter is more than point diameter, and changeover portion 312 is cylindrical hole, and the point diameter of jet segment 313 is straight more than rear end
The rear end of diameter, jet segment 313 is communicated with one end of changeover portion 312, and the rear end of changeover portion 312 is communicated with the front end of conical section 311,
So that jeting effect is more preferable.
And all parts in the present embodiment can be very convenient with disassembly, cleaning and replacement.
Finally, embodiment of above is merely to illustrate the present invention, and not limitation of the present invention, related technical field
Those of ordinary skill can also make a variety of changes and modification without departing from the spirit and scope of the present invention, therefore
All equivalent technical solutions also belong to scope of the invention, and scope of patent protection of the invention should be defined by the claims.
Claims (1)
1. a kind of injection molding machine nozzle, including nozzle body (100), it is characterised in that：The nozzle body (100) includes front nozzle
The front end face middle part of body (10) and rear portion connector (20), rear portion connector (20) has bolt apertures (21), front nozzle body
(10) rear end is screwed onto in bolt apertures (21), and the rear end of rear portion connector (20) has central through hole (22), central through hole (22)
It is communicated with bolt apertures (21), there is the connecting pole (11) extended forward, connecting pole in the middle part of the front end face of front nozzle body (10)
(11) it is screwed onto on nozzle head (30), there is nozzle bore (31) in the middle part of nozzle head (30), there is stream in the middle part of front nozzle body (10)
Dynamic cavity (12), flowing cavity (12) includes preceding reduced diameter section (121), middle part arc-shaped transition section (122) and rear portion enlarged diameter section
(123), the rear end of rear portion enlarged diameter section (123) has internal thread (124), rear portion enlarged diameter section (123) and central through hole (22)
It communicates, middle part valve body (40) is screwed onto in internal thread (124), and the contact pin (41) of middle part valve body (40) passes through preceding reduced diameter section
(121) and the conical section (311) that the rear end of nozzle bore (31) has is stretched into, the front end of contact pin (41) is pressed against conical section (311)
Madial wall on；There is the limiting section (23) extended radially outwards, limiting section on the lateral wall of the rear portion connector (20)
(23) front end face has the ring part (24) extended forward, shape between ring part (24) and the lateral wall of front nozzle body (10)
At heating slot (1), electric heating cover (2) sleeve and holding are in heating slot (1), before the madial wall of electric heating cover (2) is close to
The lateral wall of portion's nozzle body (10), outer protective cover (3) sleeve is in electric heating cover (2) and is screwed onto the external screw threads of ring part (24)
In portion, the front end-plate of outer protective cover (3) is pressed against on the front end face of electric heating cover (2)；The inside of the electric heating cover (2) is fixed
Have annular disk around electric heating wire (4), the connecting line of electric heating cover (2) is connected with external power supply；The front nozzle body
(10) rear sealing ring (5) is nested in rear end face, rear sealing ring (5) is pressed against on the rear end face of bolt apertures (21)；The spray
The rear portion of nozzle aperture (31) is conical section (311), middle part is changeover portion (312), front is jet segment (313), conical section (311)
Rear end diameter is more than point diameter, and changeover portion (312) is cylindrical hole, and the point diameter of jet segment (313) is straight more than rear end
The rear end of diameter, jet segment (313) is communicated with one end of changeover portion (312), rear end and the conical section (311) of changeover portion (312)
Front end communicates；The middle part valve body (40) includes cylindrical housings (42), and the middle part lateral wall of cylindrical housings (42), which has, to be connected
Protruding ring (43) is connect, connection bump ring (43) is screwed onto in internal thread (124), and connection bump ring is evenly equipped with multiple axial directions on (43)
The middle part of recirculation hole (44), cylindrical housings (42) is notch cuttype through hole (45), and the front of stairstepping through-hole (45) is minor diameter
The rear portion of section, stairstepping through-hole (45) is enlarged diameter section, and contact pin (41) sleeve is in reduced diameter section, the rear end outer wall of contact pin (41)
With the extension (411) extended outward, extension (411) sleeve in enlarged diameter section, stairstepping through-hole (45) it is big
The rear end of diameter segment is bolted with end cap (46), and in enlarged diameter section, the front end of buffer spring (47) buffer spring (47) sleeve
Power puts forth effort on end cap (46) in extension (411), the rear end of buffer spring (47), and the rear portion of end cap (46) is half sphere shape
(461), half sphere shape (461) is pressed against the rear end face of cylindrical housings (42)；Have in the middle part of the rear end of the nozzle head (30)
Connecting screw hole (32) has positioning annular protrusion circle (33), the front end face of connecting pole (11) on the front end face of connecting screw hole (32)
With annular groove (111), connecting pole (11) is screwed onto in connecting screw hole (32), and the front end face of connecting pole (11) is pressed against connection
The front end face of screw hole (32), positioning annular protrusion circle (33) is nested in annular groove (111), on the rear end face of nozzle head (30)
It is nested with high-temperature resistant seal ring (8), high-temperature resistant seal ring (8) elasticity is pressed against on the front end face of front nozzle body (10)；It is described
The front outsides wall of cylindrical housings (42) is conical outer wall, and conical outer wall is corresponding with middle part arc-shaped transition section (122), contact pin
(41) rear outside wall, which is nested with, pushes sealing ring (412), and sealing ring (412) elasticity is pushed to be pressed against the inside of reduced diameter section
On wall；The front end face of the half sphere shape (461) is nested with sealing ring (6), and sealing ring (6) is pressed against cylindrical housings (42)
On rear end face；Sealing ring is made of heat-resisting material.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510902321.5A CN105397979B (en) | 2015-12-09 | 2015-12-09 | A kind of injection molding machine nozzle |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510902321.5A CN105397979B (en) | 2015-12-09 | 2015-12-09 | A kind of injection molding machine nozzle |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN105397979A CN105397979A (en) | 2016-03-16 |
| CN105397979B true CN105397979B (en) | 2018-07-31 |
Family
ID=55463896
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201510902321.5A Expired - Fee Related CN105397979B (en) | 2015-12-09 | 2015-12-09 | A kind of injection molding machine nozzle |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN105397979B (en) |
Families Citing this family (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107364071A (en) * | 2017-08-01 | 2017-11-21 | 宁波斯达弗液压传动有限公司 | A kind of shut-off nozzles of injection machine |
| TWI702132B (en) * | 2019-07-15 | 2020-08-21 | 咸瑞科技股份有限公司 | Hot melt fixing machine and buffer hot melt mechanism |
| CN110861263A (en) * | 2019-10-15 | 2020-03-06 | 张跃 | Anti-blocking heat-insulation nozzle for plastic pouring |
| CN112060480A (en) * | 2020-07-14 | 2020-12-11 | 马鞍山久特新材料科技有限公司 | Polyurethane casting machine with functions of liquid guiding and self-sealing |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1134652A (en) * | 1995-01-31 | 1996-10-30 | 京特热渠道有限公司 | Hot runner nozzle |
| CN1651213A (en) * | 2004-02-05 | 2005-08-10 | 日本韮沙株式会社 | Valve nozzle |
| CN202540612U (en) * | 2012-04-16 | 2012-11-21 | 东莞泰星五金制品厂有限公司 | Leakproof injection nozzle structure |
| CN104260275A (en) * | 2014-01-17 | 2015-01-07 | 上海积康实业有限公司 | An inner-spring nozzle |
| CN205167396U (en) * | 2015-12-09 | 2016-04-20 | 荣昌精密机械(苏州)有限公司 | Nozzle for injection molding machine |
Family Cites Families (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH07223238A (en) * | 1994-02-10 | 1995-08-22 | Sumitomo Jukikai Plast Mach Kk | Shut-off nozzle |
-
2015
- 2015-12-09 CN CN201510902321.5A patent/CN105397979B/en not_active Expired - Fee Related
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1134652A (en) * | 1995-01-31 | 1996-10-30 | 京特热渠道有限公司 | Hot runner nozzle |
| CN1651213A (en) * | 2004-02-05 | 2005-08-10 | 日本韮沙株式会社 | Valve nozzle |
| CN202540612U (en) * | 2012-04-16 | 2012-11-21 | 东莞泰星五金制品厂有限公司 | Leakproof injection nozzle structure |
| CN104260275A (en) * | 2014-01-17 | 2015-01-07 | 上海积康实业有限公司 | An inner-spring nozzle |
| CN205167396U (en) * | 2015-12-09 | 2016-04-20 | 荣昌精密机械(苏州)有限公司 | Nozzle for injection molding machine |
Also Published As
| Publication number | Publication date |
|---|---|
| CN105397979A (en) | 2016-03-16 |
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Granted publication date: 20180731 |