CN106808654B - Glue injection runner and CRN nozzle mold thereof - Google Patents
Glue injection runner and CRN nozzle mold thereof Download PDFInfo
- Publication number
- CN106808654B CN106808654B CN201710052116.3A CN201710052116A CN106808654B CN 106808654 B CN106808654 B CN 106808654B CN 201710052116 A CN201710052116 A CN 201710052116A CN 106808654 B CN106808654 B CN 106808654B
- Authority
- CN
- China
- Prior art keywords
- glue
- glue injection
- crn
- point
- injection
- 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.)
- Active
Links
- 239000003292 glue Substances 0.000 title claims abstract description 99
- 238000002347 injection Methods 0.000 title claims abstract description 74
- 239000007924 injection Substances 0.000 title claims abstract description 74
- 238000001746 injection moulding Methods 0.000 claims abstract description 30
- 239000000110 cooling liquid Substances 0.000 claims description 5
- 238000004026 adhesive bonding Methods 0.000 claims 1
- 238000004519 manufacturing process Methods 0.000 abstract description 3
- 238000000465 moulding Methods 0.000 description 2
- 229920003023 plastic Polymers 0.000 description 2
- 239000004033 plastic Substances 0.000 description 2
- 238000001816 cooling Methods 0.000 description 1
- 239000003814 drug Substances 0.000 description 1
- 239000007788 liquid Substances 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 239000007921 spray Substances 0.000 description 1
Images
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
- B29C45/26—Moulds
-
- 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
- B29C45/26—Moulds
- B29C45/27—Sprue channels ; Runner channels or runner nozzles
Abstract
The invention discloses a glue injection runner and a CRN nozzle mould thereof, wherein the glue injection runner comprises: the glue injection device comprises a central glue injection point and a plurality of glue advancing positions extending from the central glue injection point to the periphery, wherein the tail ends of the glue advancing positions have the same stroke as the central glue injection point. The glue feeding line positions are centrosymmetric along the central glue injection point. According to the glue injection runner and the CRN nozzle mold thereof, the glue injection runner which is symmetrical by taking the central glue injection point as the center is designed, so that the strokes of the central glue injection point reaching each mold hole are the same, the quality of products is ensured to be the same in the injection molding production process of the CRN nozzle, and meanwhile, the injection molding plate is provided with the ejector pin which is used for quickly cutting off the connecting glue between the tail end of the glue injection slide and the CRN nozzle mold during mold opening, so that the yield is improved, and the efficiency is higher.
Description
Technical Field
The invention relates to the technical field of injection molds, in particular to a glue injection runner capable of improving injection molding quality and a CRN nozzle mold thereof.
Background
In order to prevent the occurrence of suck-back of children when sucking bottled liquid medicine, a CRN nozzle is designed, and the CRN nozzle cannot be pressed to the end once when being pressed and can be pressed continuously after being rotated by a certain angle in a middle range. An injection mold has been designed to above-mentioned neotype CEN shower nozzle, because at the in-process of moulding plastics, the injecting glue is got to each mould station and is needed to pass through certain stroke, if the stroke is different, can lead to because of time error leads to the quality of injection moulding product unbalanced.
Disclosure of Invention
The invention aims to provide a glue injection runner and a CRN nozzle mould thereof, which solve the technical problem that the quality of an injection molding product is uneven due to unreasonable design of the existing injection molding runner.
In order to achieve the purpose, the technical scheme provided by the invention is as follows:
the invention relates to a glue injection runner, which comprises: the glue injection device comprises a central glue injection point and a plurality of glue advancing positions extending from the central glue injection point to the periphery, wherein the tail ends of the glue advancing positions have the same stroke as the central glue injection point.
The glue feeding line positions are centrosymmetric along the central glue injection point.
Preferably, the number of the glue advancing positions is two.
Wherein, the advance to glue line position include: the glue injection device comprises a first stroke flow channel, wherein one end of the first stroke flow channel is communicated with a central glue injection point, the other end of the first stroke flow channel is communicated with a second stroke flow channel, the second stroke flow channel is T-shaped, and the other end of the first stroke flow channel is communicated with the middle of the T-shaped second stroke flow channel.
A CRN nozzle mold comprises the glue injection runner.
Wherein, include: the injection molding device comprises a supporting base plate, a push-pull plate capable of stretching along the supporting base plate, a fixed plate connected to the push-pull plate, an injection molding plate connected to the fixed plate and used for fixing an injection molding runner, and a top plate matched with the injection molding plate to form a mold hole, wherein an inner mold head is arranged on the push-pull plate, and the inner mold head and the mold hole form a CRN (CrN) spray head model together.
The injection molding plate is provided with at least one pair of limiting templates, the limiting templates can transversely slide along the injection molding plate, gaps are formed in the edges of the limiting templates, and when the pair of limiting templates are closed, a closed die hole is formed in a joint through the gaps; when the pair of limiting templates is pulled open, the push-pull plate pushes the inner die head on the fixed plate forwards to jack off the injection molded CRN nozzle.
Wherein, the mould holes are also provided with mutually communicated cooling liquid channels.
The number of the die holes is eight, each group of four die holes is linearly distributed by taking the center glue injection point as the center, and the tail ends of the glue advancing positions are distributed between the die hole at the farthest end away from the center glue injection point and the die hole at the next far end and between the die hole at the nearest end away from the center glue injection point and the die hole at the next near end, so that the strokes of the center glue injection point reaching the die holes are the same.
The injection molding plate is provided with a thimble for cutting off the tail end of the glue injection line when the mold is opened, and the thimble, the inner mold head and the mold hole jointly form the connecting glue of the cavity of the CRN nozzle model.
Compared with the prior art, the glue injection runner and the CRN nozzle mold thereof have the advantages that the glue injection runner which is symmetrical along the center glue injection point is designed, so that the strokes of the center glue injection point reaching each mold hole are the same, the same product quality is ensured in the injection molding production process of the CRN nozzle, the yield is improved, and the efficiency is higher.
Drawings
FIG. 1 is a schematic view of the overall structure of the CRN showerhead mold of the present invention.
FIG. 2 is an exploded view of a CRN showerhead mold of the present invention.
FIG. 3 is a schematic view of a portion of the injection molded plate of the CRN showerhead mold of the present invention.
FIGS. 4 and 5 are schematic views of partial structures of the top plate of the CRN showerhead of the present invention.
Detailed Description
The invention will be further elucidated with reference to the drawing.
Referring to fig. 4 and 5, in the present embodiment, the glue injection flow channel 41 includes: a central glue injection point 410, and a plurality of glue feeding rows (411 and 412 in the present embodiment, and only 411 is described as an example below) extending from the central glue injection point 410 to the periphery, wherein the end of the glue feeding row 411 has the same stroke as the central glue injection point. The central glue injection point is a connection point of the external glue injection machine and the injection mold, and the plastic starts to synchronously flow to the mold hole station from the central glue injection point. In this embodiment, the glue feeding rows 411 are distributed in the same plane, and in other embodiments, the glue feeding points 410 may also extend from the center to the periphery.
Further, the glue feeding positions 411 and 412 are centrosymmetric along the central glue injection point 410, so as to ensure that the strokes of the glue feeding positions 411 and 412 are equal.
In this embodiment, the number of the glue-feeding rows is two, which are the glue-feeding row 411 and the glue-feeding row 412 respectively.
Taking the glue-feeding row 411 as an example, the glue-feeding row 411 includes: first stroke runner 4111, the one end of first stroke runner 4111 is communicated with center glue injection point 410, and the other end is communicated with second stroke runner 4112, second stroke runner 4112 is "T" style of calligraphy, the other end of first stroke runner 4111 is communicated with the middle of "T" style of calligraphy second stroke runner 4112. In the embodiment, the number of the die holes is eight, so that the same stroke of each die hole can be achieved by the two-stage branch structure of the glue advancing position passing through the first stroke runner 4111 and the second stroke runner 4112.
The glue feeding slide 411 or 412 is a groove embedded in the mold or a pipeline embedded in the mold, and one end of the glue feeding slide is communicated with the glue injection machine.
Referring to fig. 1 to 5 again, the present embodiment discloses a CRN nozzle mold, which at least includes the above-mentioned glue injection flow channel 41.
More specifically, the CRN showerhead mold includes: the glue injection device comprises a supporting bottom plate 1, a push-pull plate 11 capable of stretching along the supporting bottom plate 1, a fixed plate 2 connected to the push-pull plate 11, an injection molding plate 3 connected to the fixed plate 2 and used for fixing a glue injection runner, and a top plate 4 matched with the injection molding plate 3 to form a mold hole. The support base plate 1, the fixing plate 2, the injection molded plate 3, and the top plate 4 are laminated and connected at a time. The push-pull plate 11 is provided with an inner die head 32, and the inner die head 32 and the die hole 310 together form a CRN nozzle model. Further, the injection molding plate 3 is further provided with an ejector pin for cutting off the connecting glue of the cavity of the CRN nozzle model formed by the tail end of the glue injection slide, the inner die head 32 and the die hole 310 together when the die is opened. When the top plate 4 is pulled open and the mold is opened, the ejector pin is pushed out to cut off the connection glue between the tail end of the glue injection slide and the cavity, so that the molded product is cut off from the glue in the glue injection channel.
The injection molding plate 3 is further provided with at least one pair of limiting templates 31, the limiting templates 31 can transversely slide along the injection molding plate 3, gaps 311 are formed in the edges of the limiting templates 31, and when the pair of limiting templates 31 are closed, a closed mold hole 310 is formed in a joint through the gaps 311; when the pair of limiting templates 31 is pulled apart, the inner die head 31 on the fixed plate is pushed forwards by the push-pull plate 11 to jack off the injection-molded CRN nozzle.
And cooling liquid channels 42 which are communicated with each other are also arranged between the die holes on the top plate, and cooling liquid channels are also arranged between the corresponding die holes on the injection molding plate and used for injecting cooling liquid into the outside so as to realize the rapid cooling molding of injection molding products.
In this embodiment, the number of the mold holes 310 is eight, each group of four mold holes is linearly distributed with the center glue injection point 310 as the center, and the tail ends of the glue advancing positions 41 are distributed between the mold hole farthest from the center glue injection point and the mold hole next to the center glue injection point and between the mold hole nearest to the center glue injection point and the mold hole next to the center glue injection point, so that the strokes of the center glue injection point reaching the mold holes are the same.
According to the glue injection runner and the CRN nozzle mold thereof, the glue injection runner which is symmetrical along the center glue injection point is designed, so that the strokes of the center glue injection point reaching each mold hole are the same, the quality of a product is ensured to be the same in the injection molding production process of the CRN nozzle, and meanwhile, the injection molding plate is provided with the ejector pins which can quickly cut off the connection glue between the tail end of the glue injection slide and the CRN nozzle mold during mold opening, so that the yield is improved, and the efficiency is higher.
The above-mentioned embodiments are merely preferred examples of the present invention, and not intended to limit the present invention, and those skilled in the art can easily make various changes and modifications according to the main concept and spirit of the present invention, so that the protection scope of the present invention shall be subject to the protection scope of the claims.
Claims (1)
1. A CRN showerhead mold, comprising: the injection molding device comprises a supporting bottom plate, a push-pull plate capable of stretching along the supporting bottom plate, a fixed plate connected to the push-pull plate, an injection molding plate connected to the fixed plate and used for fixing an injection molding runner, and a top plate matched with the injection molding plate to form a mold hole, wherein the injection molding runner comprises: center injecting glue point, and by center injecting glue point is to a plurality of advance gluey line position that extends all around, wherein, advance gluey line position terminal point the same with the stroke of center injecting glue point, advance gluey line position along center injecting glue point central symmetry, advance the figure of gluing the line position and be two, advance gluey line position include: one end of the first stroke flow channel is communicated with the central glue injection point, the other end of the first stroke flow channel is communicated with a second stroke flow channel, the second stroke flow channel is T-shaped, and the other end of the first stroke flow channel is communicated with the middle of the T-shaped second stroke flow channel; the injection molding plate is provided with at least one pair of limiting templates, the limiting templates can transversely slide along the injection molding plate, gaps are formed in the edges of the limiting templates, and when the limiting templates are closed, a closed die hole is formed in a joint through the gaps; when the pair of limiting templates is pulled open, the push-pull plate pushes the inner die head on the fixed plate forwards to eject the injection-molded CRN nozzle, cooling liquid channels which are communicated with each other are further arranged between the die holes, the number of the die holes is eight, each group of four die holes is linearly distributed by taking the central glue injection point as the center, the tail ends of the glue feeding positions are distributed between the die hole at the farthest end away from the central glue injection point and the die hole at the next far end, and between the die hole at the nearest end away from the central glue injection point and the die hole at the next near end, so that the strokes of the central glue injection point reaching the die holes are the same, and the injection plate is further provided with an ejector pin for cutting off the connecting glue of the die cavity of the CRN nozzle model formed by the tail ends of the glue injection positions, the inner die head and the die holes together.
Priority Applications (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710052116.3A CN106808654B (en) | 2017-01-20 | 2017-01-20 | Glue injection runner and CRN nozzle mold thereof |
| PCT/CN2017/077967 WO2018133198A1 (en) | 2017-01-20 | 2017-03-24 | Injection runner and crn nozzle mould thereof |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710052116.3A CN106808654B (en) | 2017-01-20 | 2017-01-20 | Glue injection runner and CRN nozzle mold thereof |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN106808654A CN106808654A (en) | 2017-06-09 |
| CN106808654B true CN106808654B (en) | 2020-04-21 |
Family
ID=59112106
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201710052116.3A Active CN106808654B (en) | 2017-01-20 | 2017-01-20 | Glue injection runner and CRN nozzle mold thereof |
Country Status (2)
| Country | Link |
|---|---|
| CN (1) | CN106808654B (en) |
| WO (1) | WO2018133198A1 (en) |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103909625A (en) * | 2014-03-19 | 2014-07-09 | 中山市美捷时包装制品有限公司 | Feeding mechanism used for spray valve die |
| CN204936061U (en) * | 2015-08-26 | 2016-01-06 | 浙江博门汽车零配件有限公司 | A kind of injection molding |
| CN105881828A (en) * | 2015-01-08 | 2016-08-24 | 宁波米勒模具制造有限公司 | Pitched roof shunt mechanism |
| CN205853245U (en) * | 2016-07-11 | 2017-01-04 | 广州华研精密机械有限公司 | A kind of hot runner mould |
| CN206510356U (en) * | 2017-01-20 | 2017-09-22 | 深圳市博纳药包技术股份有限公司 | Injecting glue runner and its CRN nozzle dies |
Family Cites Families (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| FR2459720A1 (en) * | 1979-06-26 | 1981-01-16 | Solyvent Ventec Ste Lyon Venti | IMPROVED MOLD ASSEMBLY FOR MOLDING ELASTOMERS |
| US10099411B2 (en) * | 2015-05-22 | 2018-10-16 | Infineon Technologies Ag | Method and apparatus for simultaneously encapsulating semiconductor dies with layered lead frame strips |
| CN205522314U (en) * | 2015-12-21 | 2016-08-31 | 广东隆凯股份有限公司 | Plastic bowl cover injection mold |
-
2017
- 2017-01-20 CN CN201710052116.3A patent/CN106808654B/en active Active
- 2017-03-24 WO PCT/CN2017/077967 patent/WO2018133198A1/en active Application Filing
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103909625A (en) * | 2014-03-19 | 2014-07-09 | 中山市美捷时包装制品有限公司 | Feeding mechanism used for spray valve die |
| CN105881828A (en) * | 2015-01-08 | 2016-08-24 | 宁波米勒模具制造有限公司 | Pitched roof shunt mechanism |
| CN204936061U (en) * | 2015-08-26 | 2016-01-06 | 浙江博门汽车零配件有限公司 | A kind of injection molding |
| CN205853245U (en) * | 2016-07-11 | 2017-01-04 | 广州华研精密机械有限公司 | A kind of hot runner mould |
| CN206510356U (en) * | 2017-01-20 | 2017-09-22 | 深圳市博纳药包技术股份有限公司 | Injecting glue runner and its CRN nozzle dies |
Also Published As
| Publication number | Publication date |
|---|---|
| CN106808654A (en) | 2017-06-09 |
| WO2018133198A1 (en) | 2018-07-26 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN103722697A (en) | Mobile phone protection shell and mould thereof | |
| CN106808654B (en) | Glue injection runner and CRN nozzle mold thereof | |
| CN202318752U (en) | Double-color injection mold | |
| CN104552805A (en) | Glue feeding mechanism | |
| CN109822839B (en) | Gas cap mould structure capable of shortening forming period | |
| CN206510356U (en) | Injecting glue runner and its CRN nozzle dies | |
| CN209492113U (en) | A kind of mold | |
| CN203567072U (en) | Injection mold for hole-breaking products | |
| CN213227337U (en) | Injection mold capable of cooling miniature products | |
| CN208305645U (en) | It is elongated enter son into glue uniform wall thickness injection mold | |
| CN2933825Y (en) | Injection mold having improved main flow passage structure | |
| CN218462788U (en) | Double-channel injection mold for notebook keys | |
| CN205871047U (en) | But injection mold of quick replacement runner | |
| US8052410B2 (en) | Plastic injection mold | |
| CN215550576U (en) | Mold for manufacturing medical atomizer | |
| CN219466837U (en) | Key forming die | |
| CN204955283U (en) | Solid injection moulding product forming die of thick wall | |
| CN109551717B (en) | Side gate runner and side gate mould | |
| CN217704494U (en) | Slide glue feeding mechanism of injection mold | |
| CN214726041U (en) | Efficient multi-cavity injection mold | |
| CN214056170U (en) | Intermittent multi-specification plastic injection molding machine with nozzles | |
| CN211994049U (en) | Anti-adhesion demolding structure for slider-wrapped annular product | |
| CN208978130U (en) | A kind of three colors, two station injection forming mold for car light part | |
| CN203622835U (en) | Plastic mold for refill of electronic pen | |
| CN213382741U (en) | Semiconductor packaging injection mold |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| CB02 | Change of applicant information | ||
| CB02 | Change of applicant information |
Address after: 518000 Changxin Road, Shenzhen Longhua District, Longhua District, Guangdong Province, boehzhi Valley factory area, No. 1 Applicant after: SHENZHEN BONA PHARMA TECHNOLOGY Co.,Ltd. Address before: 518000, Shenzhen, Guangdong province Longhua New District Guanlan Road, Changxin Road, No. 1, Chi Chi Valley plant Applicant before: SHENZHEN BONA PHARMA TECHNOLOGY Co.,Ltd. |
|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CP02 | Change in the address of a patent holder | ||
| CP02 | Change in the address of a patent holder |
Address after: 518000 Guanghu Street Luhu Community High-tech Park, Longhua District, Shenzhen City, Guangdong Province, No. 6 Guansheng Road, Bonazi Valley Factory 101 Complex Building Patentee after: SHENZHEN BONA PHARMA TECHNOLOGY Co.,Ltd. Address before: 518000 Bonazi Valley Factory, No. 1 Changxing Road, Guanhu Street, Longhua District, Shenzhen City, Guangdong Province Patentee before: SHENZHEN BONA PHARMA TECHNOLOGY Co.,Ltd. |