CN104786434A - Replaceable durable mold sprue bush - Google Patents
Replaceable durable mold sprue bush Download PDFInfo
- Publication number
- CN104786434A CN104786434A CN201510187940.0A CN201510187940A CN104786434A CN 104786434 A CN104786434 A CN 104786434A CN 201510187940 A CN201510187940 A CN 201510187940A CN 104786434 A CN104786434 A CN 104786434A
- Authority
- CN
- China
- Prior art keywords
- sprue bush
- cavity
- mold
- mounting groove
- replaceable
- 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.)
- Pending
Links
- 239000000463 material Substances 0.000 claims abstract description 4
- 230000005923 long-lasting effect Effects 0.000 claims description 16
- 238000009434 installation Methods 0.000 claims description 13
- 210000002435 tendon Anatomy 0.000 claims description 10
- 239000000498 cooling water Substances 0.000 claims description 6
- 238000007789 sealing Methods 0.000 claims description 6
- 230000008859 change Effects 0.000 claims description 3
- 238000007599 discharging Methods 0.000 claims description 3
- 239000003292 glue Substances 0.000 abstract description 2
- 238000005299 abrasion Methods 0.000 abstract 1
- 230000007547 defect Effects 0.000 abstract 1
- 238000000034 method Methods 0.000 description 4
- 238000010586 diagram Methods 0.000 description 2
- FGRBYDKOBBBPOI-UHFFFAOYSA-N 10,10-dioxo-2-[4-(N-phenylanilino)phenyl]thioxanthen-9-one Chemical compound O=C1c2ccccc2S(=O)(=O)c2ccc(cc12)-c1ccc(cc1)N(c1ccccc1)c1ccccc1 FGRBYDKOBBBPOI-UHFFFAOYSA-N 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000008901 benefit Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000008569 process Effects 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
- B29C45/26—Moulds
- B29C45/2673—Moulds with exchangeable mould parts, e.g. cassette 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
- B29C45/28—Closure devices 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
- B29C45/73—Heating or cooling of the mould
Landscapes
- Engineering & Computer Science (AREA)
- Manufacturing & Machinery (AREA)
- Mechanical Engineering (AREA)
- Moulds For Moulding Plastics Or The Like (AREA)
Abstract
The invention discloses a replaceable durable mold sprue bush which is characterized by comprising a front mold and a rear mold, wherein a mold cavity is arranged between the front mold and the rear mold; the mold cavity is internally provided with a front mold insert and a rear mold insert; a product position is arranged between the front mold insert and the rear mold insert; a mounting groove is formed in the front mold insert and communicated with the product position; the mounting groove is internally provided with a sprue bush part capable of being dismounted and replaced; the front mold is provided with a hot runner needle valve capable of closing or opening a discharge port of the sprue bush part and injecting a meltable material into the product position; an annular locating groove is formed at the bottom of the mounting groove; and an annular locating bulge loop is arranged on an external wall of the sprue bush part and arranged in the annular locating groove. The replaceable durable mold sprue bush aims at overcoming defects in the prior art, is simple in structure and convenient to locate, can effectively avoid glue inlet abrasion and has good sealability.
Description
Technical field
The present invention relates to a kind of replaceable long lasting die sprue bush.
Background technology
Adopt needle valve hot runner mode to enter the mould of glue, it generally processes glue-feeder on core rod, in use procedure hot-runner pin valve can with glue-feeder friction, the production time is longer, and glue-feeder can wear and tear, and causes burn failure, and impact is produced.
So existing mould awaits perfect further.
Summary of the invention
The object of the invention is to overcome weak point of the prior art, provide a kind of structure simple, can effectively prevent glue-feeder from wearing and tearing, location be convenient, the replaceable long lasting die sprue bush of good airproof performance.
In order to achieve the above object, the present invention adopts following scheme:
A kind of replaceable long lasting die sprue bush, it is characterized in that: include front mould and rear mold, die cavity is provided with between described front mould and rear mold, front cavity and rear cavity is provided with in described die cavity, product position is provided with between described front cavity and rear cavity, described front cavity is provided with mounting groove, described mounting groove is connected with described product position, the sprue bush of energy dismounting and change is provided with in described mounting groove, be provided with at described front mould and can control described sprue bush discharging opening and close or open and the hot-runner pin valve that can inject meltbility material to product position, annular positioning groove is provided with bottom described mounting groove, described sprue bush outer wall is provided with circular orientation bulge loop, described circular orientation bulge loop is arranged in described annular positioning groove.
The replaceable long lasting die sprue bush of one as above, it is characterized in that being provided with installation slotted eye in described front cavity, positioning step is provided with in described installation slotted eye upper end, positive stop lug boss is provided with in described sprue bush upper end, described sprue bush is arranged in described installation slotted eye, and described positive stop lug boss is arranged on described positioning step.
The replaceable long lasting die sprue bush of one as above, is characterized in that being provided with annular cooling water groove on described sprue bush outer wall, the described upper and lower two ends of annular cooling water groove is respectively equipped with sealing ring and lower seal.
The replaceable long lasting die sprue bush of one as above, it is characterized in that the sprue bush outer wall on described between sealing ring and positive stop lug boss is provided with the location convex tendon that can prevent sprue bush from rotating, in described installation slotted eye, be provided with positioning trough, described location convex tendon is arranged in described positioning trough.
The replaceable long lasting die sprue bush of one as above, it is characterized in that described front mould includes front template, described front cavity is arranged in described front template, described front template is provided with hot runner manifold, TOP-TIP is provided with in described hot runner manifold, described hot-runner pin valve is connected with TOP-TIP, and described hot runner manifold is provided with front mould panel, and described hot-runner pin valve one end is fixedly connected on described front mould panel.
The replaceable long lasting die sprue bush of one as above, it is characterized in that the front cavity outside described installation slotted eye is provided with cannelure, in described cannelure, be provided with the mold insert can dismantled and be convenient to sprue bush and take out, described positioning step is arranged on described mold insert upper surface.
In sum, the present invention relative to its beneficial effect of prior art is:
In the present invention, sprue bush is set in the mounting groove be connected with described product position, can effectively prevent use procedure needle-valve to the wearing and tearing of glue-feeder, sprue bush wearing and tearing can be changed, easy to use, bottom described mounting groove, annular positioning groove is provided with in the present invention, described sprue bush outer wall is provided with circular orientation bulge loop, by annular positioning groove and circular orientation bulge loop cooperatively interact sprue bush can be made stable be arranged in mounting groove, be provided with location convex tendon at sprue bush outer wall in the present invention, described location convex tendon can effectively prevent sprue bush from rotating.
Accompanying drawing explanation
Fig. 1 is schematic diagram of the present invention;
Fig. 2 is another embodiment of the present invention schematic diagram.
Detailed description of the invention
Illustrate that the invention will be further described with detailed description of the invention below in conjunction with accompanying drawing:
The replaceable long lasting die sprue bush of one as shown in Fig. 1 to 2, include front mould 1 and rear mold 2, die cavity 3 is provided with between described front mould 1 and rear mold 2, front cavity 4 and rear cavity 5 is provided with in described die cavity 3, product position 6 is provided with between described front cavity 4 and rear cavity 5, described front cavity 4 is provided with mounting groove 7, described mounting groove 7 is connected with described product position 6, the sprue bush 8 of energy dismounting and change is provided with in described mounting groove 7, be provided with at described front mould 1 and can control described sprue bush 8 discharging opening and close or open and the hot-runner pin valve 9 that can inject meltbility material to product position 6, annular positioning groove 10 is provided with bottom described mounting groove 7, described sprue bush 8 outer wall is provided with circular orientation bulge loop 11, described circular orientation bulge loop 11 is arranged in described annular positioning groove 10.
Be provided with in described front cavity 4 in the present invention and slotted eye 12 is installed, positioning step 13 is provided with in described installation slotted eye 12 upper end, be provided with positive stop lug boss 14 in described sprue bush 8 upper end, described sprue bush 8 is arranged in described installation slotted eye 12, and described positive stop lug boss 14 is arranged on described positioning step 13.
On described sprue bush 8 outer wall, be provided with annular cooling water groove 15 in the present invention, described annular cooling water groove about 15 two ends are respectively equipped with sealing ring 16 and lower seal 17.
Sprue bush 8 outer wall in the present invention on described between sealing ring 16 and positive stop lug boss 14 is provided with the location convex tendon that can prevent sprue bush 8 from rotating, and in described installation slotted eye 12, be provided with positioning trough, described location convex tendon is arranged in described positioning trough.
Front mould 1 described in the present invention includes front template 101, described front cavity 4 is arranged in described front template 101, described front template 101 is provided with hot runner manifold 102, TOP-TIP 103 is provided with in described hot runner manifold 102, described hot-runner pin valve 9 is connected with TOP-TIP 103, described hot runner manifold 102 is provided with front mould panel 104, and described hot-runner pin valve 9 one end is fixedly connected on described front mould panel 104.
Another embodiment of the present invention as shown in Figure 2, front cavity 4 in the present invention outside described installation slotted eye 12 is provided with cannelure 18, in described cannelure 18, be provided with the mold insert 19 can dismantled and be convenient to sprue bush 8 and take out, described positioning step 13 is arranged on described mold insert 19 upper surface.If sprue bush wearing and tearing in the present invention, only mold insert 19 need be taken out, mold insert 19 just can drive sprue bush to take out very easily.
In the present invention, sprue bush is set in the mounting groove be connected with described product position, can effectively prevent use procedure needle-valve to the wearing and tearing of glue-feeder, sprue bush wearing and tearing can be changed, easy to use, bottom described mounting groove, annular positioning groove is provided with in the present invention, described sprue bush outer wall is provided with circular orientation bulge loop, by annular positioning groove and circular orientation bulge loop cooperatively interact sprue bush can be made stable be arranged in mounting groove, be provided with location convex tendon at sprue bush outer wall in the present invention, described location convex tendon can effectively prevent sprue bush from rotating.
More than show and describe general principle of the present invention and principal character and advantage of the present invention.The technical staff of the industry should understand; the present invention is not restricted to the described embodiments; what describe in above-described embodiment and description just illustrates principle of the present invention; without departing from the spirit and scope of the present invention; the present invention also has various changes and modifications, and these changes and improvements all fall in the claimed scope of the invention.Application claims protection domain is defined by appending claims and equivalent thereof.
Claims (6)
1. a replaceable long lasting die sprue bush, it is characterized in that: include front mould (1) and rear mold (2), die cavity (3) is provided with between described front mould (1) and rear mold (2), front cavity (4) and rear cavity (5) is provided with in described die cavity (3), product position (6) is provided with between described front cavity (4) and rear cavity (5), described front cavity (4) is provided with mounting groove (7), described mounting groove (7) is connected with described product position (6), the sprue bush (8) of energy dismounting and change is provided with in described mounting groove (7), be provided with at described front mould (1) and described sprue bush (8) discharging opening can be controlled close or open and the hot-runner pin valve (9) that can inject meltbility material to product position (6), described mounting groove (7) bottom is provided with annular positioning groove (10), described sprue bush (8) outer wall is provided with circular orientation bulge loop (11), described circular orientation bulge loop (11) is arranged in described annular positioning groove (10).
2. the replaceable long lasting die sprue bush of one according to claim 1, it is characterized in that being provided with in described front cavity (4) and slotted eye (12) is installed, positioning step (13) is provided with in described installation slotted eye (12) upper end, positive stop lug boss (14) is provided with in described sprue bush (8) upper end, described sprue bush (8) is arranged in described installation slotted eye (12), and described positive stop lug boss (14) is arranged on described positioning step (13).
3. the replaceable long lasting die sprue bush of one according to claim 2, it is characterized in that being provided with annular cooling water groove (15) on described sprue bush (8) outer wall, described annular cooling water groove (15) up and down two ends are respectively equipped with upper sealing ring (16) and lower seal (17).
4. the replaceable long lasting die sprue bush of one according to claim 3, it is characterized in that sprue bush (8) outer wall on described between sealing ring (16) and positive stop lug boss (14) is provided with the location convex tendon that can prevent sprue bush (8) from rotating, in described installation slotted eye (12), be provided with positioning trough, described location convex tendon is arranged in described positioning trough.
5. the replaceable long lasting die sprue bush of one according to claim 1, it is characterized in that described front mould (1) includes front template (101), described front cavity (4) is arranged in described front template (101), described front template (101) is provided with hot runner manifold (102), TOP-TIP (103) is provided with in described hot runner manifold (102), described hot-runner pin valve (9) is connected with TOP-TIP (103), described hot runner manifold (102) is provided with front mould panel (104), described hot-runner pin valve (9) one end is fixedly connected on described front mould panel (104).
6. the replaceable long lasting die sprue bush of one according to claim 2, it is characterized in that being provided with cannelure (18) in the front cavity (4) in described installation slotted eye (12) outside, in described cannelure (18), be provided with the mold insert (19) can dismantled and be convenient to sprue bush (8) and take out, described positioning step (13) is arranged on described mold insert (19) upper surface.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510187940.0A CN104786434A (en) | 2015-04-20 | 2015-04-20 | Replaceable durable mold sprue bush |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510187940.0A CN104786434A (en) | 2015-04-20 | 2015-04-20 | Replaceable durable mold sprue bush |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN104786434A true CN104786434A (en) | 2015-07-22 |
Family
ID=53551830
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201510187940.0A Pending CN104786434A (en) | 2015-04-20 | 2015-04-20 | Replaceable durable mold sprue bush |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN104786434A (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP3575057A1 (en) | 2018-05-30 | 2019-12-04 | Ford Global Technologies, LLC | Moulding system for injection moulding |
| CN110666132A (en) * | 2019-09-26 | 2020-01-10 | 李志鹏 | High-fault-tolerance die-casting die based on aluminum ingot forming |
Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN202318748U (en) * | 2011-10-26 | 2012-07-11 | 海信（山东）空调有限公司 | Needle valve type hot runner plastic mould |
| CN202985983U (en) * | 2012-11-13 | 2013-06-12 | 凡嘉科技（无锡）有限公司 | Sprue sleeve structure |
| CN103407093A (en) * | 2013-08-15 | 2013-11-27 | 无锡市新区伟创利模具厂 | Circumferential positioning structure of sprue bush |
| CN103434088A (en) * | 2013-08-15 | 2013-12-11 | 无锡市新区伟创利模具厂 | Positioning structure for sprue bush |
| CN203712980U (en) * | 2014-01-15 | 2014-07-16 | 晟扬精密模具（昆山）有限公司 | Matched sprue |
| CN204673928U (en) * | 2015-04-20 | 2015-09-30 | 中山市利群精密实业有限公司 | A kind of Novel hot runner sprue bush |
-
2015
- 2015-04-20 CN CN201510187940.0A patent/CN104786434A/en active Pending
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN202318748U (en) * | 2011-10-26 | 2012-07-11 | 海信（山东）空调有限公司 | Needle valve type hot runner plastic mould |
| CN202985983U (en) * | 2012-11-13 | 2013-06-12 | 凡嘉科技（无锡）有限公司 | Sprue sleeve structure |
| CN103407093A (en) * | 2013-08-15 | 2013-11-27 | 无锡市新区伟创利模具厂 | Circumferential positioning structure of sprue bush |
| CN103434088A (en) * | 2013-08-15 | 2013-12-11 | 无锡市新区伟创利模具厂 | Positioning structure for sprue bush |
| CN203712980U (en) * | 2014-01-15 | 2014-07-16 | 晟扬精密模具（昆山）有限公司 | Matched sprue |
| CN204673928U (en) * | 2015-04-20 | 2015-09-30 | 中山市利群精密实业有限公司 | A kind of Novel hot runner sprue bush |
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP3575057A1 (en) | 2018-05-30 | 2019-12-04 | Ford Global Technologies, LLC | Moulding system for injection moulding |
| DE102018208638A1 (en) | 2018-05-30 | 2019-12-05 | Ford Global Technologies, Llc | Angular system for injection molding |
| US11059208B2 (en) | 2018-05-30 | 2021-07-13 | Ford Global Technologies, Llc | Sprue system for injection-molding processes |
| CN110666132A (en) * | 2019-09-26 | 2020-01-10 | 李志鹏 | High-fault-tolerance die-casting die based on aluminum ingot forming |
| CN110666132B (en) * | 2019-09-26 | 2021-05-28 | 清苑县华通金属炉料有限公司 | High-fault-tolerance die-casting die based on aluminum ingot forming |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C06 | Publication | ||
| PB01 | Publication | ||
| EXSB | Decision made by sipo to initiate substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| RJ01 | Rejection of invention patent application after publication | ||
| RJ01 | Rejection of invention patent application after publication |
Application publication date: 20150722 |