CN217803048U - Mould structure capable of quickly replacing hot runner system - Google Patents
Mould structure capable of quickly replacing hot runner system Download PDFInfo
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- CN217803048U CN217803048U CN202221994983.1U CN202221994983U CN217803048U CN 217803048 U CN217803048 U CN 217803048U CN 202221994983 U CN202221994983 U CN 202221994983U CN 217803048 U CN217803048 U CN 217803048U
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Abstract
The utility model discloses a but quick replacement hot runner system's mould structure, front mould bedplate and hot runner plate are connected through a plurality of fastening bolt, and the front mould bedplate is equipped with heat and chews, heat chew with hot runner system butt, hot runner system and product die cavity intercommunication. The hot runner plate is connected with the front template through a plurality of second fastening bolts, and positioning pins are clamped on the matching surface of the hot runner plate and the front template. The front die holder plate is provided with a plurality of guide columns, and the bottom ends of the guide columns sequentially penetrate through the hot runner plate and the front die plate and are inserted into the jacks of the parting surface of the rear die plate. The beneficial effects of the utility model reside in that: this mould structure is through dismantling the change with hot runner plate and hot runner system is whole, through locating pin and guide post location direction during the dismouting, and the dismouting is swift convenient, can realize the demand of the different colour products of quick production. The color mixing can be thoroughly avoided in the production process, the disassembly and assembly downtime is short, the disassembly and assembly have low dependence on the professional technology, and the labor cost is low.
Description
Technical Field
The utility model relates to a technical field of mould, in particular to but quick replacement hot runner system's mould structure.
Background
In the production of moulding plastics, a lot of products all need the shaping production of multiple colour, and traditional mode is all through carrying out the washing repeatedly with washing machine material to the hot runner system inside of mould, nevertheless colour mixture still hardly thoroughly stops in the production process, and in addition, it leads to down time long to wash hot runner system, and is also strong to operating personnel professional technical dependence, and the human cost is high.
SUMMERY OF THE UTILITY MODEL
To the problem that prior art exists, the utility model provides a but quick replacement hot runner system's mould structure.
In order to achieve the above object, the utility model provides a but quick replacement hot runner system's mould structure, include: the hot runner mold comprises a front mold heat insulation plate, a front mold base plate, a hot runner plate, a front mold plate, a rear mold plate, square iron and a rear mold base plate which are sequentially arranged from top to bottom, wherein the hot runner plate is provided with a hot runner system. The front mold base plate is connected with the hot runner plate through a plurality of first fastening bolts, the front mold base plate is provided with a hot nozzle which is abutted to a material injection port of the injection molding machine, the discharge end of the hot nozzle is abutted to the feed end of the hot runner system, and the discharge end of the hot runner system penetrates through the front mold plate and is communicated with a product cavity. The hot runner plate is connected with the front template through a plurality of second fastening bolts, a plurality of coaxially arranged clamping grooves are arranged on the matching surface of the hot runner plate and the front template, and positioning pins are clamped in the clamping grooves. The front die base plate is provided with a plurality of guide posts, the top ends of the guide posts are provided with limiting parts, the front die base plate is provided with limiting grooves, the limiting parts are arranged in the limiting grooves, and the bottom ends of the guide posts sequentially penetrate through the hot runner plate and the front die plate and are inserted into the jacks of the parting surfaces of the rear die plate.
Preferably, the hot-runner system comprises: the flow dividing block is provided with a main hot runner abutted to the discharge end of the hot nozzle, two branch runners are arranged inside the flow dividing block and communicated with the two nozzles in a one-to-one correspondence mode, and the nozzles penetrate through the front template and are communicated with the product cavity.
Preferably, the top end face of the hot runner plate is provided with a containing groove in a concave mode, and the flow distribution block is detachably connected into the containing groove through a plurality of third fastening bolts.
Preferably, the flow dividing block is a V-shaped flow dividing block, the main heat flow passage is arranged at the corner of the V-shaped flow dividing block, and the two nozzles are respectively connected to the end parts of the V-shaped flow dividing block.
Preferably, the upper end face and the lower end face of the shunting block are embedded with electric heating rings, and the main heat flow channel and the two shunting channels inside the shunting block are arranged on the inner sides of the electric heating rings.
Preferably, the top end face of the hot runner plate is also concavely provided with a wiring groove, the electric connecting wire of the electric heating ring is arranged in the wiring groove, and a plurality of pressing plates for pressing the electric connecting wire of the electric heating ring are arranged in the wiring groove. The side wall of the hot runner plate is provided with a junction box, and the other end of the electric connecting wire of the electric heating ring is electrically connected with a power supply device on the die through the junction box.
Compared with the prior art, the beneficial effects of the utility model reside in that: this mould structure is through dismantling the change with hot runner plate and hot runner system is whole, and through locating pin and guide post location direction during the dismouting, and the dismouting is swift convenient, can realize the demand of the different colour products of quick production. The color mixing can be thoroughly stopped in the production process, the disassembly and assembly downtime is greatly shortened compared with the cleaning time, the disassembly and assembly is not strongly dependent on the professional technology, and the labor cost is low. The hot runner plate, the hot runner system and the hot nozzle of the product corresponding to the color are opened only, other mould parts are universal, and the mold opening cost is not excessively increased.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings needed to be used in the description of the embodiments or the prior art will be briefly described below, it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to the structures shown in the drawings without creative efforts.
Fig. 1 is a front view of an embodiment of the present invention;
FIG. 2 is a front cross-sectional view of an embodiment of the present invention;
fig. 3 is a diagram illustrating an assembly structure of a hot runner plate and a hot runner system according to an embodiment of the present invention;
fig. 4 is a front view of an assembly structure of a hot runner plate and a hot runner system according to an embodiment of the present invention;
fig. 5 is a schematic cross-sectional view of another embodiment of the present invention;
the purpose of the present invention is to provide a portable electronic device, which can be easily and conveniently operated.
Detailed Description
The utility model provides a but quick replacement hot runner system's mould structure.
Referring to fig. 1-5, fig. 1 is a front view of an embodiment of the present invention, fig. 2 is a front sectional structure diagram of an embodiment of the present invention, fig. 3 is an assembly structure diagram of a hot runner plate and a hot runner system in an embodiment of the present invention, fig. 4 is an assembly structure front view of a hot runner plate and a hot runner system in an embodiment of the present invention, and fig. 5 is a further front sectional structure diagram of an embodiment of the present invention.
As shown in fig. 1-2, in the embodiment of the present invention, the mold structure for a quick replaceable hot runner system includes: the hot runner mold comprises a front mold heat insulation plate 1, a front mold base plate 2, a hot runner plate 3, a front mold plate 4, a rear mold plate 5, square iron 6 and a rear mold base plate 7 which are sequentially arranged from top to bottom, wherein the hot runner plate 3 is provided with a hot runner system. The front die base plate 2 is connected with the hot runner plate 3 through a plurality of first fastening bolts 8, the front die base plate 2 is provided with a hot nozzle 9 abutted to a material injection port of the injection molding machine, the discharge end of the hot nozzle 9 is abutted to the feed end of the hot runner system, and the discharge end of the hot runner system penetrates through the front die plate 4 and is communicated with a product cavity.
As shown in fig. 3-4, the hot-runner system includes: the flow dividing block 10 is provided with a main hot runner abutted to the discharge end of the hot nozzle 9, two branch runners are arranged inside the flow dividing block 10 and communicated with the two nozzles 11 in a one-to-one correspondence mode, and the nozzles 11 penetrate through the front template 4 and are communicated with a product cavity.
As shown in fig. 2 and 5, the hot runner plate 3 is connected with the front mold plate 4 through a plurality of second fastening bolts 12, a plurality of coaxially arranged clamping grooves 13 are arranged on the matching surface of the hot runner plate 3 and the front mold plate 4, and positioning pins 14 are clamped in the clamping grooves 13. Be equipped with a plurality of guide posts 15 on the front mould bedplate 2, the top of guide post 15 is equipped with spacing portion 16, is equipped with the spacing groove on the front mould bedplate 2, and spacing inslot is arranged in to spacing portion 16, and hot runner plate 3 and front template 4 are passed in proper order to the bottom of guide post 15 and insert in the jack 17 of the die joint of back template 5.
The technical scheme of the utility model change through dismantling hot runner plate 3 and hot runner system is whole, and through locating pin 14 and the 15 positioning direction of guide post during the dismouting, the dismouting is swiftly convenient, can realize the demand of the different colour products of quick production. The color mixing can be thoroughly stopped in the production process, the disassembly and assembly downtime is greatly shortened compared with the cleaning time, the disassembly and assembly are not strongly dependent on the professional technology, and the labor cost is low. Only the hot runner plate 3, the hot runner system and the hot nozzle 9 of the product corresponding to the color are required to be opened, other mould parts are universal, and the cost of opening the mould is not excessively increased.
Further, in the present embodiment, as shown in fig. 3, the top end surface of the hot runner plate 3 is provided with a receiving groove in a concave manner, and the diverter block 10 is detachably connected in the receiving groove by a plurality of third fastening bolts 18. Through setting the diverter block 10 to detachable for only need the die sinking to correspond diverter block 10, the heat of colour product to chew 9 and nozzle 11, hot runner plate 3 is also general, under the condition of further reducing the die sinking cost, also can realize quick replacement hot runner system.
Further, in this embodiment, as shown in fig. 3, the splitter block 10 is a V-shaped splitter block 10, the main heat channel is disposed at a corner of the V-shaped splitter block 10, and the two nozzles 11 are respectively connected to an end of the V-shaped splitter block 10, so that the hot runner system occupies a smaller space of the mold.
Further, in this embodiment, as shown in fig. 3, the electrical heating rings 19 are embedded in the upper end surface and the lower end surface of the shunting block 10, the main thermal runner and the two shunting runners inside the shunting block 10 are disposed inside the electrical heating rings 19, and the electrical heating rings 19 can heat the rubber compound in the main thermal runner and the two shunting runners, so as to ensure smooth flowing of the rubber compound during injection molding and ensure molding quality.
Further, in this embodiment, the top end face of the hot runner plate 3 is also provided with a wiring groove 20 in a recessed manner, the electric connection wire of the electric heating coil 19 is arranged in the wiring groove 20, so that the wiring of the electric heating coil and the later maintenance are facilitated, and a plurality of pressing plates 21 for pressing the electric connection wire of the electric heating coil 19 are arranged in the wiring groove 20, so that the electric connection wire is fixed in the wiring groove 20. The side wall of the hot runner plate 3 is provided with a junction box 22, and the other end of the electric connecting wire of the electric heating coil 19 is electrically connected with a power supply device on the mold through the junction box 22.
The above only be the preferred embodiment of the utility model discloses a not consequently restriction the utility model discloses a patent range, all are in the utility model discloses a conceive, utilize the equivalent structure transform of what the content was done in the description and the attached drawing, or direct/indirect application all is included in other relevant technical field the utility model discloses a patent protection within range.
Claims (6)
1. A mold structure for quick replacement of a hot runner system, comprising: the hot runner mold comprises a front mold heat insulation plate, a front mold base plate, a hot runner plate, a front mold plate, a rear mold plate, square iron and a rear mold base plate which are sequentially arranged from top to bottom, wherein the hot runner plate is provided with a hot runner system; the hot runner injection molding machine is characterized in that the front mold base plate is connected with the hot runner plate through a plurality of first fastening bolts, the front mold base plate is provided with a hot nozzle which is abutted with a material injection port of the injection molding machine, the discharge end of the hot nozzle is abutted with the feed end of the hot runner system, and the discharge end of the hot runner system penetrates through the front mold plate and is communicated with a product cavity; the hot runner plate is connected with the front template through a plurality of second fastening bolts, a plurality of coaxially arranged clamping grooves are arranged on the matching surface of the hot runner plate and the front template, and positioning pins are clamped in the clamping grooves; the die comprises a front die base plate, a rear die base plate and a rear die base plate, wherein a plurality of guide columns are arranged on the front die base plate, the top ends of the guide columns are provided with limiting parts, limiting grooves are formed in the front die base plate, the limiting parts are arranged in the limiting grooves, and the bottom ends of the guide columns sequentially penetrate through the hot runner plate and the front die plate and are inserted into jacks of a parting surface of the rear die plate.
2. The mold structure for rapid replacement of a hot runner system as claimed in claim 1, wherein the hot runner system comprises: the flow dividing block is provided with a main hot runner abutted to the discharge end of the hot nozzle, two flow dividing runners are arranged inside the flow dividing block and communicated with the nozzles in a one-to-one correspondence mode, and the nozzles penetrate through the front template and are communicated with the product cavity.
3. The mold structure capable of rapidly replacing a hot runner system according to claim 2, wherein the top end surface of the hot runner plate is recessed to form a receiving groove, and the shunting block is detachably connected to the receiving groove by a plurality of third fastening bolts.
4. The mold structure capable of rapidly replacing a hot runner system according to claim 3, wherein the flow dividing block is a V-shaped flow dividing block, the main hot runner is arranged at a corner of the V-shaped flow dividing block, and the two nozzles are respectively connected to the ends of the V-shaped flow dividing block.
5. The mold structure capable of rapidly replacing a hot runner system according to claim 3, wherein the upper end surface and the lower end surface of the shunting block are embedded with electric heating rings, and the main hot runner and the two shunting runners inside the shunting block are arranged inside the electric heating rings.
6. The mold structure capable of rapidly replacing a hot runner system according to claim 5, wherein the top end surface of the hot runner plate is further concavely provided with a wiring groove, the electric connecting wire of the electric heating ring is placed in the wiring groove, and a plurality of pressing plates for pressing the electric connecting wire of the electric heating ring are arranged in the wiring groove; the side wall of the hot runner plate is provided with a junction box, and the other end of the electric connecting wire of the electric heating ring is electrically connected with a power supply device on the die through the junction box.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202221994983.1U CN217803048U (en) | 2022-07-28 | 2022-07-28 | Mould structure capable of quickly replacing hot runner system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202221994983.1U CN217803048U (en) | 2022-07-28 | 2022-07-28 | Mould structure capable of quickly replacing hot runner system |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN217803048U true CN217803048U (en) | 2022-11-15 |
Family
ID=83969958
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202221994983.1U Active CN217803048U (en) | 2022-07-28 | 2022-07-28 | Mould structure capable of quickly replacing hot runner system |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN217803048U (en) |
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2022
- 2022-07-28 CN CN202221994983.1U patent/CN217803048U/en active Active
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