CN218053775U - Glue feeding structure of injection mold - Google Patents
Glue feeding structure of injection mold Download PDFInfo
- Publication number
- CN218053775U CN218053775U CN202222037323.0U CN202222037323U CN218053775U CN 218053775 U CN218053775 U CN 218053775U CN 202222037323 U CN202222037323 U CN 202222037323U CN 218053775 U CN218053775 U CN 218053775U
- Authority
- CN
- China
- Prior art keywords
- sprue
- bottom plate
- injection mold
- hole
- fixing portion
- 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
Images
Landscapes
- Moulds For Moulding Plastics Or The Like (AREA)
Abstract
The utility model discloses an injection mold advances glued structure, include the cover half bottom plate, take off the flitch and advance gluey purt mouth cover, the cover half bottom plate with take off the flitch and be connected, take off the flitch and locate cover half bottom plate below, advance gluey purt mouth cover fixed mounting on the cover half bottom plate, advance gluey purt mouth cover including purt mouth cover body and the purt mouth cover cavity of moulding plastics that this body side wall surrounded, purt mouth cover body bottom is equipped with the through-hole, through-hole and the cavity bottom intercommunication of moulding plastics, the through-hole is connected with the first sprue at first product mouth of a river. Compared with the prior art, the utility model is an integrated structure of the glue feeding sprue bush, which has the functions of the sprue bush and the positioning ring in the traditional technology, and avoids the risk of glue leakage caused by the movement of the stripper plate; realize the first sprue of product and reduce the mouth of a river. Because the nozzle raw material POM is an unrecoverable material, the production cost of the product is directly reduced, the operation profit of enterprises is improved, and the labor intensity of manual feeding and operation of the injection molding machine raw material is indirectly reduced.
Description
Technical Field
The utility model relates to an injection mold technical field, especially an injection mold advances glued structure.
Background
Three board moulds, also called thin water port mould, generally are used for gluing on the product face, and traditional three board moulds comprise parts such as panel, flange, sprue bushing, A board, preceding mould benevolence, mouth of a river material, back mould benevolence, B board, and wherein, the sprue bushing of three board moulds is formed by fixing base and the simple combination of sleeve pipe more, and first sprue is long, and the process of moulding plastics consumes raw materials many, and the manufacturing cost of enterprise is high.
In order to comprehensively promote the development strategies of lean production, energy conservation and consumption reduction, production workshops all require the mode of optimizing the production mold structure on the premise of not influencing the mold production efficiency and the product quality. The injection molding material used in the existing mold production is POM, the injection molding material cannot be recycled, and the length of the mold for feeding the plastic nozzle material is preferably reduced in order to reduce the consumption of the first product nozzle material in the mold production. In addition, the glue feeding sprue bushing of the conventional movable mold is not communicated with a three-plate mold, because when the distance that the sprue bushing moves downwards exceeds the bottom plate of the fixed mold, a clearance is generated between the stripper plate with the motion characteristic and the bottom plate of the fixed mold, and the abnormal condition of glue leakage of the mold can occur when the clearance between the two mold plates is used for injecting glue by the injection molding machine. Therefore, the structure of the injection mold needs to be optimized, unnecessary consumption of product materials is reduced, the production cost of the mold is reduced, the economic benefit of enterprises is improved, and the condition that the mold leaks during glue injection of the injection molding machine is avoided.
SUMMERY OF THE UTILITY MODEL
In order to overcome the above-mentioned shortcoming of prior art, the utility model aims at providing an injection mold advances glued structure, through the gluey subassembly of advancing of redesign mould, optimizes the mechanism that advances gluey subassembly to solve the problem that the above-mentioned background art provided.
The utility model provides a technical scheme that its technical problem adopted is: the utility model provides an injection mold advances glued structure, includes the cover half bottom plate, takes off the flitch and advances to glue the purt mouth cover, the cover half bottom plate with take off the flitch and be connected, it locates cover half bottom plate below to take off the flitch, it fixes on the cover half bottom plate to advance to glue the purt mouth cover, it includes the injection molding cavity that this lateral wall of purt mouth cover body and purt mouth cover surrounded to advance to glue the purt mouth cover, purt mouth cover body bottom is equipped with the through-hole, the through-hole communicates with the cavity bottom of moulding plastics, the through-hole is connected with the first sprue at first product mouth of a river.
As a further improvement of the utility model: the improved structure of the pump nozzle sleeve comprises a pump nozzle sleeve body and is characterized in that a fixing portion is arranged at the top of the pump nozzle sleeve body, the fixing portion is of a circular ring structure, a connecting portion is arranged at the bottom of the pump nozzle sleeve body, the connecting portion is of a cylindrical structure, the fixing portion is fixedly connected with the connecting portion, and the pump nozzle sleeve body is of an integrally formed structure.
As a further improvement of the utility model: chamfers are arranged at the top and the bottom of the fixing part.
As a further improvement of the utility model: the fixed part is equipped with a plurality of bolt hole, the screw is equipped with in the bolt hole, bolt hole and screw are used for firmly fixed connection with fixed part and cover half bottom plate.
As a further improvement of the utility model: the sprue bushing is characterized in that a feeding groove is formed in the bottom of the inner side of the sprue bushing body, the feeding groove is formed in the lower side of the injection molding cavity, and the feeding groove is connected with the center of the injection molding cavity.
As a further improvement of the utility model: the feeding groove is of an arc concave surface structure and is used for being attached to a nozzle of an injection molding machine.
As a further improvement of the utility model: the injection molding cavity is of a cylindrical structure, and a chamfer is arranged at the bottom of the injection molding cavity.
As a further improvement of the utility model: the through hole is connected with the lower part of the feeding groove and is arranged at the center of the connecting part.
As a further improvement of the utility model: the through hole is of a cylinder structure with a narrow upper part and a wide lower part.
As a further improvement of the utility model: the material pulling needle is arranged in the fixed die base plate, and is communicated with the fixed die base plate, the stripper plate and the first product water gap.
As a further improvement of the utility model: the top of the plurality of the pulling needles is connected with pulling needle screw plugs, and the pulling needle screw plugs are arranged between the pulling needles and the fixing parts.
As a further improvement of the utility model: the first product water gap comprises a first main runner and a first branch runner, the upper end of the first main runner is connected with the through hole, and the lower end of the first main runner is connected with the plurality of first branch runners.
As a further improvement of the utility model: the raw material of the first product water gap is POM.
As a further improvement of the utility model: the first product nozzle is 12mm in length and 102g in weight.
Compared with the prior art, the beneficial effects of the utility model are that: the mould of traditional technique advances glued structure adopts sprue and holding ring to combine, and the sprue is used for advancing gluey, and the holding ring is used for fixing, and the sprue of this old structure can't directly move down the sprue and realize reducing the purpose at product sprue mouth because of three-plate mold's motion characteristic, and the length of advancing gluey of second sprue is 67mm moreover, and second product mouth of a river weight is 108g.
Compared with the prior art, the utility model is an integrated plastic sprue bushing, which has the functions of sprue bushing and positioning ring in the traditional technology, and directly extends from the bottom plate of the fixed die to the molding area of the first product sprue at the fixed die side, thus avoiding the risk of glue leakage caused by the movement of the stripper plate; the glue feeding sprue bush is fixed on the outer side of the fixed die base plate, the sealing performance extends to the bottom side of the stripper plate, the first sprue of the side sprue of the fixed die is directly matched, the sprue of the first sprue of a product is reduced, the glue feeding length of the first sprue is shortened to 12mm, the weight of the sprue of the first product is reduced to 102g, and the loss of the raw material of the sprue is directly reduced by 5.6%. Because the nozzle raw material POM is an unrecoverable material, the production cost of products is directly reduced, the operation profit of enterprises is improved, and the labor intensity of manual feeding and operation of the injection molding machine raw material is indirectly reduced.
Drawings
Fig. 1 is a schematic structural view of the present invention;
FIG. 2 isbase:Sub>A schematic view ofbase:Sub>A cross-sectional structure A-A;
FIG. 3 is a schematic structural view of a gum feeding sprue bush;
FIG. 4 is a schematic view of the internal structure of the plastic pouring spout cover;
fig. 5 is a schematic structural view of a conventional glue injection mold.
The reference numbers in the schematic drawings illustrate:
1. a fixed die bottom plate; 2. a material removing plate; 3. a plastic sprue bushing; 31. a sprue bush body; 311. a fixed part; 312. a connecting portion; 313. bolt holes; 314. a feeding groove; 32. injection molding a cavity; 33. a through hole; 4. a first product gate; 41. a first main flow passage; 42. a first shunt passage; 5. shooting mouth; 6. root pulling a material needle; 61. pulling a screw plug of the needle; 7. a squirt nozzle; 71. a sleeve; 8. a positioning ring; 9. a second product gate; 91. a second main flow passage; 92. and a second branch flow channel.
Detailed Description
In order to make the technical problem, technical solution and beneficial effects to be solved by the present invention more clearly understood, the following description is made in conjunction with the accompanying drawings and embodiments. It should be understood that the specific embodiments described herein are merely illustrative of the invention and are not intended to limit the invention.
It will be understood that when an element is referred to as being "secured to" or "disposed on" another element, it can be directly on the other element or be indirectly on the other element. When an element is referred to as being "connected to" another element, it can be directly connected to the other element or be indirectly connected to the other element.
It will be understood that the terms "length," "width," "upper," "lower," "front," "rear," "left," "right," "vertical," "horizontal," "top," "bottom," "inner," "outer," and the like are used in an orientation or positional relationship indicated in the drawings for convenience in describing the invention and to simplify the description, and are not intended to indicate or imply that the device or element so referred to must have a particular orientation, be constructed and operated in a particular orientation, and thus should not be construed as limiting the invention.
Furthermore, the terms "first", "second" and "first" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include one or more of that feature. In the description of the present invention, "a plurality" means two or more unless specifically limited otherwise.
The invention will now be further described with reference to the accompanying drawings, in which: as shown in fig. 1 to 4, an injection mold glue feeding structure comprises a fixed mold base plate 1, a stripper plate 2 and a glue feeding sprue bush 3, wherein the fixed mold base plate 1 is connected with the stripper plate 2, the stripper plate 2 is arranged below the fixed mold base plate 1, the glue feeding sprue bush 3 is fixedly arranged on the fixed mold base plate 1, the glue feeding sprue bush 3 comprises an injection molding cavity 32 surrounded by a sprue bush body 31 and a sprue bush body 31, a through hole 33 is formed in the bottom of the sprue bush body 31, the through hole 33 is communicated with the bottom of the injection molding cavity 32, and the through hole 33 is connected with a first main runner 41 of a first product sprue 4.
The top of the sprue bush body 31 is provided with a fixing portion 311, the fixing portion 311 is of a circular ring structure, the bottom of the sprue bush body 31 is provided with a connecting portion 312, the connecting portion 312 is of a cylindrical structure, the fixing portion 311 is fixedly connected with the connecting portion 312, and the sprue bush body 31 is of an integrally formed structure.
The diameter of the fixing portion 311 is a, and the diameter a of the fixing portion 311 is 100mm.
The diameter of connecting portion 312 is B, the diameter B of connecting portion is 63mm.
The top and bottom of the fixing portion 311 are provided with chamfers.
The fixing portion 311 is provided with a plurality of bolt holes 313, screws are arranged in the bolt holes 313, and the bolt holes 313 and the screws are used for fixedly connecting the fixing portion 311 and the fixed die base plate 1.
The sprue bush body 31 is provided with a feeding groove 314 at the bottom of the inner side thereof, the feeding groove 314 is arranged at the lower side of the injection molding cavity 32, and the feeding groove 314 is connected with the center of the injection molding cavity 32.
The feeding groove 314 is of an arc concave structure, and the feeding groove 314 is used for being attached to a nozzle 5 of an injection molding machine.
The injection molding cavity 32 is of a cylindrical structure, and a chamfer is arranged at the bottom of the injection molding cavity 32.
The diameter of the injection molding cavity 32 is C, and the diameter C of the injection molding cavity 32 is 50mm.
The through hole 33 is connected below the feeding groove 314, and the through hole 33 is arranged at the center of the connecting part 312.
The through hole 33 is a column structure with a narrow top and a wide bottom.
A plurality of material pulling needles 6 are arranged below the fixing part 311, the material pulling needles 6 are arranged in the fixed die bottom plate 1, and the material pulling needles 6 are communicated with the fixed die bottom plate 1, the stripper plate 2 and the first product water gap 4.
The top of the plurality of the pulling needles 6 is connected with a pulling needle plug screw 61, and the pulling needle plug screw 61 is arranged between the pulling needle 6 and the fixing part 31.
The first product water gap 4 comprises a first main flow channel 41 and a first branch flow channel 42, the upper end of the first main flow channel 41 is connected with the through hole 33, and the lower end of the first main flow channel 41 is connected with a plurality of first branch flow channels 42.
The raw material of the first product water gap 4 is POM.
The first product gate 4 is 12mm long and the first product gate 4 weighs 102g.
As shown in fig. 5, the conventional mold glue feeding structure includes a sprue 7 and a positioning ring 8, a sleeve 71 is disposed below the sprue 7, the sleeve 71 is connected to a second main flow channel 91 of a second product water gap 9, the second main flow channel 91 is connected to a second branch flow channel 92, a glue feeding length of the second main flow channel 91 is 67mm, and a weight of the second product water gap 9 is 108g.
The utility model discloses a main function: the mould of traditional technique advances glued structure adopts sprue and holding ring to combine, and the sprue is used for advancing gluey, and the holding ring is used for fixing, and the sprue of this old structure can't directly move down the sprue and realize reducing the purpose at product sprue mouth because of three-plate mold's motion characteristic, and the length of advancing gluey of second sprue is 67mm moreover, and second product mouth of a river weight is 108g.
Compared with the prior art, the utility model is an integrated plastic sprue bushing, which has the functions of sprue bushing and positioning ring in the traditional technology, and directly extends from the bottom plate of the fixed die to the molding area of the first product sprue at the fixed die side, thus avoiding the risk of glue leakage caused by the movement of the stripper plate; the glue feeding sprue bush is fixed on the outer side of the fixed die base plate, the sealing performance extends to the bottom side of the stripper plate, the first sprue of the side sprue of the fixed die is directly matched, the sprue of the first sprue of a product is reduced, the glue feeding length of the first sprue is shortened to 12mm, the weight of the sprue of the first product is reduced to 102g, and the loss of the raw material of the sprue is directly reduced by 5.6%. Because the nozzle raw material POM is an unrecoverable material, the production cost of products is directly reduced, the operation profit of enterprises is improved, and the labor intensity of manual feeding and operation of the injection molding machine raw material is indirectly reduced.
In conclusion, after the ordinary skilled in the art reads the document of the present invention, the technical solution and technical idea of the present invention need not creative mental labor and makes other various corresponding conversion schemes, which all belong to the protection scope of the present invention.
Claims (10)
1. The utility model provides an injection mold advances glued structure, its characterized in that, includes the cover half bottom plate, takes off the flitch and advances to glue the purt mouth cover, the cover half bottom plate with take off the flitch and be connected, it locates cover half bottom plate below to take off the flitch, it fixes on the cover half bottom plate to advance to glue the purt mouth cover, it includes the sprue bush body and the sprue bush body lateral wall cavity of moulding plastics that surrounds to advance to glue the purt mouth cover, sprue bush body bottom is equipped with the through-hole, the through-hole with mould plastics cavity bottom intercommunication, the through-hole is connected with the first sprue at first product mouth of a river.
2. The injection mold glue feeding structure of claim 1, wherein a fixing portion is disposed at a top of the sprue bushing body, the fixing portion is a ring structure, a connecting portion is disposed at a bottom of the sprue bushing body, the connecting portion is a cylindrical structure, the fixing portion is fixedly connected to the connecting portion, and the sprue bushing body is an integrally formed structure.
3. The injection mold gate structure of claim 2, wherein the top and bottom of the fixing portion are chamfered.
4. The injection mold gate structure of claim 3, wherein the fixing portion has a plurality of bolt holes, and screws are installed in the bolt holes, and the bolt holes and the screws are used for fixedly connecting the fixing portion to the bottom plate of the stationary mold.
5. The injection mold gate structure of claim 4, wherein the sprue bushing body has a feed groove at the bottom of the inside thereof, the feed groove is located at the bottom of the injection cavity, and the feed groove is connected to the center of the injection cavity.
6. The injection mold gate structure of claim 5, wherein the injection cavity is cylindrical and the bottom of the injection cavity is chamfered.
7. The injection mold gate structure of claim 5, wherein the through hole is connected below the feed groove and is disposed at the center of the connecting portion.
8. The injection mold glue feeding structure as claimed in claim 7, wherein a plurality of material pulling needles are arranged below the fixing portion, the material pulling needles are arranged in the fixed mold bottom plate, and the material pulling needles are communicated with the fixed mold bottom plate, the stripper plate and the first product water gap.
9. The injection mold gate structure of claim 8, wherein a plurality of said pulling pins are connected at their tops with pulling pin plugs, said pulling pin plugs being disposed between the pulling pins and the fixing portion.
10. The injection mold gate structure of claim 9, wherein the first product gate comprises a first main channel and a first branch channel, an upper end of the first main channel is connected to the through hole, and a lower end of the first main channel is connected to the plurality of first branch channels.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202222037323.0U CN218053775U (en) | 2022-08-03 | 2022-08-03 | Glue feeding structure of injection mold |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202222037323.0U CN218053775U (en) | 2022-08-03 | 2022-08-03 | Glue feeding structure of injection mold |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN218053775U true CN218053775U (en) | 2022-12-16 |
Family
ID=84401434
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202222037323.0U Active CN218053775U (en) | 2022-08-03 | 2022-08-03 | Glue feeding structure of injection mold |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN218053775U (en) |
-
2022
- 2022-08-03 CN CN202222037323.0U patent/CN218053775U/en active Active
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN100528527C (en) | Plastic injecting mold for casting system with low power consumption | |
| CN218053775U (en) | Glue feeding structure of injection mold | |
| US10899054B2 (en) | Injection mold | |
| CN108819136B (en) | Injection mold for automobile fuel rail | |
| CN2878029Y (en) | Plastic injection mould with energy-saving consumption-reducing pouring system | |
| CN213353332U (en) | One-mold multi-cavity type shell integrated injection mold | |
| CN200974319Y (en) | Injection mould | |
| CN208841728U (en) | A kind of injection mold of coffee machine shell | |
| CN210389973U (en) | Short nozzle injection mold for middle shell of mobile phone | |
| CN203254612U (en) | Runner structure of plastic die | |
| CN210233850U (en) | Laminated injection molding system | |
| CN217752553U (en) | Sprue bush structure for injection mold | |
| CN219632562U (en) | Die casting die for cylinder cover | |
| CN219883160U (en) | Barrel plastic part injection mold with anti-deformation uniform cooling mechanism | |
| CN219335923U (en) | Die-casting forming die with replaceable erosion inserts | |
| CN217098703U (en) | Hot runner mold injection mold connecting structure | |
| CN219926795U (en) | Injection mold capable of shortening runner | |
| CN217704245U (en) | Lithium battery supporting plate mold | |
| CN213227304U (en) | Sandwich injection molding assembly for injection mold | |
| CN216635223U (en) | Subtract thin mouth of a river runner structure of short three-plate mould | |
| CN212045740U (en) | Reverse reducing injection mold structure | |
| CN212350326U (en) | Three-template straight pouring gate demolding improvement mold | |
| CN218019890U (en) | Injection mold for improving filling flow balance by in-film pasting printing | |
| CN217704449U (en) | Secondary encapsulation injection mold for folding bathtub | |
| CN218903564U (en) | Die-casting die carrier of side feeding |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant |