CN214773627U - Plastic mold assembly - Google Patents
Plastic mold assembly Download PDFInfo
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- CN214773627U CN214773627U CN202120263686.9U CN202120263686U CN214773627U CN 214773627 U CN214773627 U CN 214773627U CN 202120263686 U CN202120263686 U CN 202120263686U CN 214773627 U CN214773627 U CN 214773627U
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Abstract
The utility model discloses a plastic mould component, which comprises an upper mould set, a core-pulling unit, a lower mould set, an injection molding cavity and an in-mould water cooling unit; the upper die set and the lower die set are oppositely arranged, and the injection molding cavity is formed by matching the upper die set and the lower die set; the core pulling unit comprises a driving assembly, a linkage assembly and a core, wherein the driving assembly is arranged on one side of the upper die set, the output end of the driving assembly is connected with one end of the linkage assembly, the other end of the linkage assembly is connected with one end of the core, and the other end of the core extends into the injection molding cavity; the core-pulling direction of the core is vertical to the mold opening and closing direction; one end of the water cooling unit in the mould extends into the injection cavity, and the other end of the water cooling unit in the mould is communicated with a cooling water source; the application aims at providing a plastic mold's subassembly, can reduce the mould volume, reduces mould manufacturing cost.
Description
Technical Field
The utility model relates to the technical field of mold, especially, relate to a plastic mold's subassembly.
Background
After the injection mold is used to injection mold the automotive trim part, the sidewall of the automotive trim part will generally include one or more of a raised ring, a recessed groove, or a through hole. The existing processing mode generally adopts a side core-pulling slide block to carry out core-pulling work, and because the wrapping force of the side core-pulling slide block is large after the automotive interior part is subjected to injection molding, the automotive interior part is easy to deform and even be broken by adopting a mode of directly driving and pulling out an oil cylinder. Meanwhile, the oil cylinder needs a certain installation control part and a certain driving stroke, so that the die is enlarged, the die cost is increased, and the requirement of the die on a use site is also increased.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to provide a plastic mold's subassembly can reduce the mould volume, reduces mould manufacturing cost.
To achieve the purpose, the utility model adopts the following technical proposal: a component of a plastic mold comprises an upper mold set, a core-pulling unit, a lower mold set, an injection molding cavity and an in-mold water cooling unit; the upper die set and the lower die set are oppositely arranged, and the injection molding cavity is formed by matching the upper die set and the lower die set; the core pulling unit comprises a driving assembly, a linkage assembly and a core, wherein the driving assembly is arranged on one side of the upper die set, the output end of the driving assembly is connected with one end of the linkage assembly, the other end of the linkage assembly is connected with one end of the core, and the other end of the core extends into the injection molding cavity; the core-pulling direction of the core is vertical to the mold opening and closing direction; one end of the water cooling unit in the mould extends to the injection molding cavity, and the other end of the water cooling unit in the mould is communicated with a cooling water source.
Preferably, the water cooling unit includes backflow sleeve and water injection cooling pipe in the mould, backflow sleeve cladding is in the periphery of water injection cooling pipe, backflow sleeve's one end extends to the cooling position, extends to the cooling position backflow sleeve's one end is for sealing the form, water injection cooling pipe's one end with backflow sleeve's inside intercommunication, water injection cooling pipe's the other end and cooling water source intercommunication, backflow sleeve's the other end with water injection cooling pipe's outer wall cooperation forms the return water mouth.
Preferably, the driving assembly comprises a pushing oil cylinder and a guide part, and the guide part comprises a fixed sleeve, a guide groove, a guide sliding rod and a guide connecting groove; the number of the fixed sleeves is multiple, the guide grooves are formed in the inner wall of each fixed sleeve, the guide sliding rods are slidably arranged in the guide grooves in a penetrating mode, and the guide connecting grooves are formed in one ends of the guide sliding rods; the output end of the pushing oil cylinder is provided with a limiting convex ring, and the inner outline of the guide connecting groove is matched with the outer outline of the limiting convex ring.
Preferably, the upper die set is provided with a plurality of abdicating holes; the linkage assemblies are provided with a plurality of groups, one end of each group of linkage assemblies is connected with the guide sliding rod, and the other end of each group of linkage assemblies extends into the corresponding abdicating hole; and one end of each group of linkage assembly, which is positioned in the yielding hole, is connected with the mold core.
Preferably, the linkage assembly comprises an inclined strut sliding block, a limiting sliding rail, a linkage block, a linkage connecting groove and a core connecting groove; one end of the inclined strut sliding block is connected with the guide sliding rod, and the limiting sliding rail is arranged at the other end of the inclined strut sliding block; the linkage connecting groove is arranged at one end of the linkage block and is matched with the limiting slide rail to realize linkage of the inclined strut slide block and the linkage block; the core connecting groove is arranged at the other end of the linkage block, and one end of the core is arranged in the core connecting groove.
Preferably, the inclined strut sliding block comprises a first inclined surface, and the linkage block comprises a second inclined surface; the first inclined plane is arranged on one side of the inclined strut sliding block opposite to the linkage block, and the second inclined plane is arranged in the linkage connecting groove; the first inclined plane is parallel to the second inclined plane, and an included angle between the first inclined plane and the guide sliding rod is an acute angle.
Preferably, the system also comprises an in-place detection mechanism, wherein the in-place detection mechanism comprises a detection trigger seat, a first in-place detection switch and a second in-place detection switch; the first detection switch that targets in place with the second detection switch that targets in place sets up side by side along the horizontal direction go up the lateral wall of module, first detection switch that targets in place with the second detection switch that targets in place all sets up one side of guide part, the one end that detects the trigger seat with the guide part is connected, the other end that detects the trigger seat with the first detection end that targets in place detection switch or the second detection end that targets in place detection switch is relative.
Preferably, the mold locking device further comprises a locking module, the locking module comprises a mold locking bolt and a mold locking connecting block, and two ends of the mold locking connecting block are respectively connected with the upper module and the lower module through the mold locking bolt.
Preferably, still include top guide roll and lower guide roll, the top guide roll setting is in the lateral wall of last module, the guide roll setting is in down the module lateral wall down.
Preferably, a plurality of balance blocks are arranged between the upper die set and the lower die set, and the balance blocks are distributed on the periphery of the injection molding cavity.
This application adopts above-mentioned structure, through last module, loose core unit and lower module cooperation, will go up module and lower module and be connected with drive arrangement, can accomplish the die sinking, compound die action. The core pulling action direction of the core pulling unit is perpendicular to the mold opening and closing direction, the moving process is stable, the size of the mold can be reduced, the mold is integrally miniaturized, and the mold cost is reduced; the water cooling unit in the mould can assist the cooling treatment of a high-temperature area in the mould, so that the cooling speed of each area in the mould is consistent, and the phenomenon that a shrinkage cavity is generated in the product due to the temperature difference is avoided.
Drawings
The accompanying drawings are provided to further illustrate the present invention, but the content in the accompanying drawings does not constitute any limitation to the present invention.
Fig. 1 is a schematic structural diagram of the present invention;
FIG. 2 is a schematic structural view of the present invention with the upper die base removed;
FIG. 3 is an enlarged partial schematic view at A in FIG. 2;
FIG. 4 is a schematic structural view of an in-mold water cooling unit of the present invention;
fig. 5 is a partially enlarged schematic view at B in fig. 4.
Wherein: an upper module 1;
a core pulling unit 2, a driving assembly 21, a pushing cylinder 211, a guide part 212, a fixed sleeve 2121, a guide slide rod 2122 and a guide connecting groove 2123;
the linkage assembly 22, the inclined strut sliding block 221, the limit sliding rail 222, the linkage block 223, the linkage connecting groove 224 and the core connecting groove 225;
a core 23;
a lower die set 3 and an injection molding cavity 4;
a position detection mechanism 5, a detection trigger base 51, a first in-place detection switch 52 and a second in-place detection switch 53;
the device comprises a locking module 6, a balance block 7, an upper guide roller 8, a lower guide roller 9, an in-mold water cooling unit 10, a backflow sleeve 101 and a water injection cooling pipe 102.
Detailed Description
The technical solution of the present invention is further explained by the following embodiments with reference to the accompanying drawings.
Reference will now be made in detail to embodiments of the present invention, examples of which are illustrated in the accompanying drawings, wherein like reference numerals refer to the same or similar elements or elements having the same or similar function throughout. The embodiments described below with reference to the drawings are exemplary only for the purpose of explaining the present invention, and should not be construed as limiting the present invention.
In the description of the present invention, it is to be understood that the terms "longitudinal", "lateral", "up", "down", "front", "back", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", and the like, indicate orientations or positional relationships based on the orientations or positional relationships illustrated in the drawings, and are only for convenience of description and simplicity of description, and do not indicate or imply that the device or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and thus, should not be construed as limiting the present invention. Furthermore, features defined as "first" and "second" may explicitly or implicitly include one or more of the features for distinguishing between descriptive features, non-sequential, non-trivial and non-trivial.
In the description of the present invention, "a plurality" means two or more unless otherwise specified.
In the description of the present invention, it is to be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "connected," and "connected" are to be construed broadly, and may be, for example, fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the present invention can be understood in specific cases to those skilled in the art.
Referring to fig. 1 to 5, an assembly of a plastic mold includes an upper mold block 1, a core pulling unit 2, a lower mold block 3, an injection molding cavity 4, and an in-mold water cooling unit 10; the upper die set 1 and the lower die set 3 are arranged oppositely, and the injection molding cavity 4 is formed by matching the upper die set 1 and the lower die set 3.
The core pulling unit 2 comprises a driving component 21, a linkage component 22 and a core 23, wherein the driving component 21 is arranged on one side of the upper die set 1, the output end of the driving component 21 is connected with one end of the linkage component 22, the other end of the linkage component 22 is connected with one end of the core 23, and the other end of the core 23 extends into the injection molding cavity 4; the core-pulling direction of the core 23 is perpendicular to the mold opening and closing direction.
One end of the water cooling unit 10 in the mould extends into the injection molding cavity 4, and the other end of the water cooling unit 10 in the mould is communicated with a cooling water source.
By adopting the structure, the upper module 1, the core-pulling unit 2 and the lower module 3 are matched, and the upper module 1 and the lower module 3 are connected with the driving device, so that the actions of opening and closing the mold can be completed. The loose core action direction of the loose core unit 2 is perpendicular to the mold opening and closing direction, the moving process is stable, the size of the mold can be reduced, the mold is integrally miniaturized, and the mold cost is reduced. The water cooling unit 10 in the mould can assist in cooling the high-temperature area in the mould, so that the cooling speed of each area in the mould is kept consistent, and the phenomenon that the shrinkage cavity is generated in the product due to the temperature difference is avoided.
Preferably, the water cooling unit 10 includes backflow sleeve 101 and water injection cooling pipe 102 in the mould, backflow sleeve 101 cladding is in the periphery of water injection cooling pipe 102, backflow sleeve 101's one end extends to the cooling position, extends to the cooling position backflow sleeve 101's one end is for sealing the form, water injection cooling pipe 102's one end with backflow sleeve 101's inside intercommunication, water injection cooling pipe 102's the other end and cooling water source intercommunication, backflow sleeve 101's the other end with water injection cooling pipe 102's outer wall cooperation forms the return water mouth.
Because the higher regional temperature that produces of thickness is higher in the mould, with the higher region of water cooling unit 10 setting in the mould, can assist the cooling to the higher region of temperature to realize the inconsistent region of thickness, cooling rate is unanimous, overcomes the inside problem that the shrinkage cavity appears of product, simultaneously, can cooperate thermal imaging equipment to monitor the temperature in the mould, conveniently adjusts the operating speed of water cooling unit 10 in the mould.
Specifically, the driving assembly 21 includes a pushing cylinder 211 and a guide part 212, and the guide part 212 includes a fixing sleeve 2121, a guide groove, a guide slide rod 2122 and a guide connecting groove 2123;
a plurality of the fixing sleeves 2121 are provided, the guide grooves are formed in the inner wall of each fixing sleeve 2121, the guide sliding rod 2122 is slidably inserted into the guide grooves, and the guide connecting groove 2123 is formed at one end of the guide sliding rod 2122;
the output end of the pushing cylinder 211 is provided with a limiting convex ring, and the inner contour of the guiding connecting groove 2123 is adapted to the outer contour of the limiting convex ring.
The upper module 1 is provided with a plurality of abdicating holes; the linkage assembly 22 is provided with a plurality of groups, one end of each group of linkage assembly 22 is connected with the guide sliding rod 2122, and the other end of each group of linkage assembly 22 extends into the corresponding abdicating hole; one end of each set of linkage assemblies 22 in the abdicating hole is connected with the core.
Adopt this kind of structure, promote hydro-cylinder 211 and be connected with guide part 212, the output that promotes hydro-cylinder 211 drives guide part 212 and removes, drive core 34 through linkage assembly 22 simultaneously and remove, through guide part 212 and linkage assembly 22 cooperation, will promote hydro-cylinder 211 and convert the output along mould length direction into core 34 along the removal of mould width direction, thereby accomplish the core pulling work of mould, this kind of structure can reduce the volume of unit 2 of loosing core, reduce the holistic material quantity of mould, reduce cost.
The plurality of fixing sleeves 2121 are arranged, so that the fixing sleeves 2121 can be conveniently detached, and the corresponding linkage assembly 22 or the corresponding mold core 34 can be conveniently replaced or maintained. The plurality of guide grooves are matched to form an integral sliding groove, the guide sliding rod 2122 moves in the sliding groove to play a good positioning and limiting role, and the limiting convex ring and the guide connecting groove 2123 are convenient to connect and simultaneously facilitate the pushing of the oil cylinder 211 to push or pull back the guide sliding rod 2122.
Preferably, the linkage assembly 22 comprises a diagonal bracing sliding block 221, a limit sliding rail 222, a linkage block 223, a linkage connecting groove 224 and a core connecting groove 225; one end of the inclined strut sliding block 221 is connected with the guide sliding rod 2122, and the limit sliding rail 222 is arranged at the other end of the inclined strut sliding block 221; the linkage connecting groove 224 is arranged at one end of the linkage block 223, and the linkage connecting groove 224 is matched with the limit slide rail 222 to realize linkage of the inclined strut slide block 221 and the linkage block 223; the core attachment groove 225 is provided at the other end of the link block 223, and one end of the core is provided in the core attachment groove 225.
Meanwhile, the sprag slider 221 includes a first inclined surface, and the link block 223 includes a second inclined surface; the first inclined plane is arranged at the side of the inclined strut sliding block 221 opposite to the linkage block 223, and the second inclined plane is arranged in the linkage connection groove 224; the first inclined plane is parallel to the second inclined plane, and an included angle between the first inclined plane and the guide slide rod 2122 is an acute angle.
With such a structure, when the inclined strut sliding block 221 and the linkage block 223 are matched, and the guide sliding rod 2122 drives the inclined strut sliding block 221 to move, the limit sliding rail 222 is matched with the linkage connecting groove 224 to drive the linkage block 223 to move along the direction of the abdicating hole 1a, so as to drive the mold core 34 to be drawn out or inserted into the injection molding cavity 46.
Specifically, the device further comprises a in-place detection mechanism 5, wherein the in-place detection mechanism 5 comprises a detection trigger seat 51, a first in-place detection switch 52 and a second in-place detection switch 53; the first in-place detection switch 52 and the second in-place detection switch 53 are arranged on the side wall of the upper module 1 in parallel along the horizontal direction, the first in-place detection switch 52 and the second in-place detection switch 53 are arranged on one side of the guide part, one end of the detection trigger seat 51 is connected with the guide part, and the other end of the detection trigger seat 51 is opposite to the detection end of the first in-place detection switch 52 or the detection end of the second in-place detection switch 53.
Preferably, the mold locking device further comprises a locking module 6, wherein the locking module 6 comprises a mold locking bolt and a mold locking connecting block, and two ends of the mold locking connecting block are respectively connected with the upper module and the lower module through the mold locking bolt. Utilize lock module 6 can fix module about, conveniently mould plastics.
Preferably, the device further comprises an upper guide roller 8 and a lower guide roller 9, wherein the upper guide roller 8 is arranged on the side wall of the upper die set 1, and the lower guide roller 9 is arranged on the side wall of the lower die set 3. Go up guide roll 8 and guide roll 9 down can conveniently lead to upper and lower module.
Specifically, a plurality of balance weights 7 are arranged between the upper die set 1 and the lower die set 3, and the balance weights 7 are distributed on the periphery of the injection molding cavity 4.
The device also comprises an upper die pipeline and a lower die pipeline; the upper die pipeline is arranged in the upper die set 1, and the lower die pipeline is arranged in the lower die set 3. The upper die pipeline and the lower die pipeline respectively cool the upper die set 1 and the lower die set 3.
In the description herein, references to the description of the terms "embodiment," "example," etc., mean that a particular feature, structure, material, or characteristic described in connection with the embodiment or example is included in at least one embodiment or example of the invention. In this specification, the schematic representations of the terms used above do not necessarily refer to the same embodiment or example. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or examples.
The technical principle of the present invention is described above with reference to specific embodiments. The description is made for the purpose of illustrating the principles of the invention and should not be construed in any way as limiting the scope of the invention. Based on the explanations herein, those skilled in the art will be able to conceive of other embodiments of the present invention without any inventive effort, which would fall within the scope of the present invention.
Claims (10)
1. The component of the plastic mould is characterized by comprising an upper mould set, a core-pulling unit, a lower mould set, an injection molding cavity and an in-mould water cooling unit;
the upper die set and the lower die set are oppositely arranged, and the injection molding cavity is formed by matching the upper die set and the lower die set;
the core pulling unit comprises a driving assembly, a linkage assembly and a core, wherein the driving assembly is arranged on one side of the upper die set, the output end of the driving assembly is connected with one end of the linkage assembly, the other end of the linkage assembly is connected with one end of the core, and the other end of the core extends into the injection molding cavity; the core-pulling direction of the core is vertical to the mold opening and closing direction;
one end of the water cooling unit in the mould extends to the injection molding cavity, and the other end of the water cooling unit in the mould is communicated with a cooling water source.
2. The assembly of the plastic mold according to claim 1, wherein the in-mold water cooling unit comprises a backflow sleeve and a water injection cooling pipe, the backflow sleeve is wrapped on the periphery of the water injection cooling pipe, one end of the backflow sleeve extends to a cooling position, one end of the backflow sleeve extending to the cooling position is in a sealing shape, one end of the water injection cooling pipe is communicated with the inside of the backflow sleeve, the other end of the water injection cooling pipe is communicated with a cooling water source, and the other end of the backflow sleeve is matched with the outer wall of the water injection cooling pipe to form a water return port.
3. The plastic mold assembly as claimed in claim 1, wherein the driving assembly comprises a push cylinder and a guide part, the guide part comprising a fixing sleeve, a guide groove, a guide slide rod and a guide connecting groove;
the number of the fixed sleeves is multiple, the guide grooves are formed in the inner wall of each fixed sleeve, the guide sliding rods are slidably arranged in the guide grooves in a penetrating mode, and the guide connecting grooves are formed in one ends of the guide sliding rods;
the output end of the pushing oil cylinder is provided with a limiting convex ring, and the inner outline of the guide connecting groove is matched with the outer outline of the limiting convex ring.
4. The plastic mold assembly as claimed in claim 3, wherein the upper mold assembly is provided with a plurality of relief holes;
the linkage assemblies are provided with a plurality of groups, one end of each group of linkage assemblies is connected with the guide sliding rod, and the other end of each group of linkage assemblies extends into the corresponding abdicating hole;
and one end of each group of linkage assembly, which is positioned in the yielding hole, is connected with the mold core.
5. The plastic mold assembly as recited in claim 4, wherein the linkage assembly comprises a diagonal brace sliding block, a limit slide rail, a linkage block, a linkage connecting groove and a core connecting groove;
one end of the inclined strut sliding block is connected with the guide sliding rod, and the limiting sliding rail is arranged at the other end of the inclined strut sliding block;
the linkage connecting groove is arranged at one end of the linkage block and is matched with the limiting slide rail to realize linkage of the inclined strut slide block and the linkage block;
the core connecting groove is arranged at the other end of the linkage block, and one end of the core is arranged in the core connecting groove.
6. The plastic mold assembly as recited in claim 5, wherein said sprag slide includes a first ramp and said linkage block includes a second ramp;
the first inclined plane is arranged on one side of the inclined strut sliding block opposite to the linkage block, and the second inclined plane is arranged in the linkage connecting groove;
the first inclined plane is parallel to the second inclined plane, and an included angle between the first inclined plane and the guide sliding rod is an acute angle.
7. The plastic mold assembly as claimed in claim 3, further comprising an in-position detection mechanism, the in-position detection mechanism comprising a detection trigger, a first in-position detection switch and a second in-position detection switch;
the first detection switch that targets in place with the second detection switch that targets in place sets up side by side along the horizontal direction go up the lateral wall of module, first detection switch that targets in place with the second detection switch that targets in place all sets up one side of guide part, the one end that detects the trigger seat with the guide part is connected, the other end that detects the trigger seat with the first detection end that targets in place detection switch or the second detection end that targets in place detection switch is relative.
8. The assembly of claim 1, further comprising a locking module, wherein the locking module comprises a locking bolt and a locking connecting block, and two ends of the locking connecting block are respectively connected to the upper module and the lower module through the locking bolt.
9. The plastic mold assembly as claimed in claim 1, further comprising an upper guide roller disposed at a sidewall of the upper mold set and a lower guide roller disposed at a sidewall of the lower mold set.
10. A plastic mold assembly as claimed in claim 1, wherein a plurality of weights are provided between the upper mold block and the lower mold block, and the plurality of weights are distributed around the periphery of the injection molding cavity.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120263686.9U CN214773627U (en) | 2021-01-30 | 2021-01-30 | Plastic mold assembly |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120263686.9U CN214773627U (en) | 2021-01-30 | 2021-01-30 | Plastic mold assembly |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN214773627U true CN214773627U (en) | 2021-11-19 |
Family
ID=78750971
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202120263686.9U Active CN214773627U (en) | 2021-01-30 | 2021-01-30 | Plastic mold assembly |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN214773627U (en) |
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2021
- 2021-01-30 CN CN202120263686.9U patent/CN214773627U/en active Active
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