CN220741974U - Improved support die - Google Patents
Improved support die Download PDFInfo
- Publication number
- CN220741974U CN220741974U CN202322416877.6U CN202322416877U CN220741974U CN 220741974 U CN220741974 U CN 220741974U CN 202322416877 U CN202322416877 U CN 202322416877U CN 220741974 U CN220741974 U CN 220741974U
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- die
- support
- cavities
- bracket
- plate
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- 238000002347 injection Methods 0.000 claims abstract description 45
- 239000007924 injection Substances 0.000 claims abstract description 45
- 239000000498 cooling water Substances 0.000 claims description 10
- 238000000465 moulding Methods 0.000 claims description 8
- 238000004519 manufacturing process Methods 0.000 abstract description 4
- 238000000034 method Methods 0.000 abstract description 4
- 238000010079 rubber tapping Methods 0.000 abstract description 3
- 238000001746 injection moulding Methods 0.000 abstract description 2
- 238000010586 diagram Methods 0.000 description 3
- 230000003796 beauty Effects 0.000 description 2
- 238000004880 explosion Methods 0.000 description 2
- 239000012768 molten material Substances 0.000 description 2
- 238000003723 Smelting Methods 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000000071 blow moulding Methods 0.000 description 1
- 238000004891 communication Methods 0.000 description 1
- 238000004512 die casting Methods 0.000 description 1
- 238000001125 extrusion Methods 0.000 description 1
- 238000005242 forging Methods 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 230000003993 interaction Effects 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
Landscapes
- Moulds For Moulding Plastics Or The Like (AREA)
Abstract
The utility model provides an improved support die, comprising: the injection molding machine comprises a base, two support blocks, a lower die core, an upper die core, a sprue bushing, an assembling plate, a fixing plate and an injection tube. Wherein, two supporting blocks are fixedly arranged on the upper part of the base, and a lower die is arranged on the upper parts of the two supporting blocks. According to the improved support die provided by the utility model, the holes on the support are formed at the positions of the bosses, the point gates for forming the support are positioned in the holes, so that injection spots affecting the appearance can be hidden in the holes, the injection spots can be removed by directly reaming and tapping the holes after the support is taken out, the appearance of the manufactured support is more attractive, the requirements of customers can be better met, and in addition, as the edges of the bosses are of the rounded structures, both ends of the holes on the manufactured support are of the rounded structures, the re-rounding operation is not needed, the process steps can be simplified, and the production efficiency is improved.
Description
Technical Field
The utility model relates to the technical field of dies, in particular to an improved bracket die.
Background
The mould is used for producing various moulds and tools of the needed products by injection molding, blow molding, extrusion, die casting or forging, smelting, stamping and other methods in industry. In short, a mold is a tool used to make a molded article, which is made up of various parts, with different molds being made up of different parts. The processing of the appearance of the article is realized mainly by changing the physical state of the formed material. The term "industrial mother" is used.
At present, when the existing bracket mold is adopted to produce the bracket, such as the bracket 13 shown in fig. 6 of the specification, the point gate is arranged at the position B on the bracket 13, so that an unsightly injection spot is generated, the customer requirements are difficult to meet, the two ends of the hole 1301 at the position C on the bracket 13 are flat, the rounding operation is required to be carried out after the bracket is produced, the process steps are increased, and the production efficiency of the bracket is affected.
Therefore, an improved bracket mold is provided.
Disclosure of Invention
The utility model aims to solve the problems in the background art and provides an improved bracket die.
The specific technical scheme is as follows:
an improved stent mold comprising:
the upper part of the base is fixedly provided with two supporting blocks, the upper parts of the two supporting blocks are provided with lower dies, the upper part of each lower die is fixedly provided with a lower die core in the middle, and the upper part of each lower die core is provided with two bracket lower cavities;
the upper die is placed on the upper part of the lower die, an upper die core is fixedly installed at the middle of the bottom of the upper die, two support upper die cavities are formed in the bottom of the upper die core, the positions of the two support upper die cavities are corresponding to the positions of the two support lower die cavities, and two support forming die cavities are formed;
an assembling plate placed on an upper portion of the upper mold;
the fixed plate is placed on the upper part of the assembling plate, and a sprue bushing is embedded in the central position of the fixed plate;
the injection pipe is embedded on the upper die, an injection port of the injection pipe is communicated with the injection port bushing, the injection pipe is provided with two discharge ports, and the two discharge ports of the injection pipe respectively extend into the two bracket forming cavities;
the inside of die cavity and the inside of die cavity under the support in the position department that corresponds the hole on the support is equipped with the boss uniformly, the edge of boss is the chamfer structure, just the boss just is just to the discharge gate sets up, just the diameter of boss is greater than the diameter of discharge gate.
As a preferable mode of the utility model, the cooling water pipe is arranged between the lower mold core and the upper mold core, and is arranged around the periphery of the two bracket forming cavities, and both ends of the cooling water pipe extend to the outside of the assembling plate.
As a preferable scheme of the utility model, the die comprises four pull rods, wherein the four pull rods sequentially penetrate through the fixed plate, the assembling plate, the upper die and the lower die and movably extend into the supporting block, the pull rods are fixedly connected with the fixed plate, the assembling plate and the upper die respectively, and the pull rods are movably connected with the lower die.
As a preferable scheme of the utility model, the assembling plate, the upper die and the lower die are fixedly embedded with the fixing sleeve, the inner walls of the fixing sleeve on the assembling plate and the upper die are fixedly connected with the side face of the pull rod, and the inner wall of the fixing sleeve on the lower die is in sliding connection with the side face of the pull rod.
As a preferable scheme of the utility model, a positioning groove matched with the pull rod is formed in the upper part of the supporting block, and the bottom end of the pull rod is movably inserted into the positioning groove.
As a preferable scheme of the utility model, a mounting plate is fixedly arranged between the two supporting blocks at the upper part of the base, four guide posts are fixedly arranged on the mounting plate, the upper ends of the four guide posts movably penetrate through the lower die, buffer springs are sleeved on the four guide posts, and the buffer springs are positioned between the lower die and the mounting plate.
The utility model has the following beneficial effects:
the utility model provides an improved bracket die which mainly comprises a base, two support blocks, a lower die core, an upper die core, a sprue bushing, a matching plate, a fixing plate and an injection tube, wherein two bracket lower cavities are formed at the upper part of the lower die core, two bracket upper cavities are formed at the bottom of the upper die core, the positions of the two bracket upper cavities are arranged corresponding to the positions of the two bracket lower cavities, two bracket forming cavities are formed, the sprue of the injection tube is communicated with the sprue bushing, the arranged injection tube is provided with two discharge holes, the two discharge holes of the injection tube respectively extend into the two bracket forming cavities, bosses are uniformly arranged in the bracket upper cavities and the bracket lower cavities at positions corresponding to holes on the bracket, the edges of the bosses are in a round corner structure, the bosses are arranged opposite to the discharge holes, when the improved bracket mould is used for producing the bracket, molten materials are injected into the injection opening of the injection tube through the injection opening bushing, then the two discharge openings of the injection tube respectively enter the two bracket forming cavities, as the two discharge openings of the injection tube are aligned with the inner parts of the bracket upper cavity and the boss in the bracket lower cavity, that is, the boss is positioned to form a hole on the bracket, the point gate of the bracket forming is positioned in the hole, thus the injection spots affecting the beauty can be hidden in the hole, the injection spots can be removed by directly reaming and tapping the hole after the bracket is taken out, the appearance of the manufactured bracket is more attractive, the requirements of customers can be better met, in addition, the edges of the boss are in a rounded structure, therefore, the two ends of the hole on the produced bracket are in a rounded structure, the chamfering operation is not needed again, and the process steps can be simplified, so that the production efficiency is improved.
Drawings
FIG. 1 is a schematic diagram of an improved support mold according to an embodiment of the present utility model;
FIG. 2 is a schematic diagram of an explosion structure of an improved support mold according to an embodiment of the present utility model;
FIG. 3 is a schematic view of a partial explosion structure of an improved support mold according to an embodiment of the present utility model;
FIG. 4 is an enlarged schematic view of the structure shown at A in FIG. 3;
FIG. 5 is a schematic view of a part of a modified bracket mold according to an embodiment of the present utility model;
FIG. 6 is a schematic structural view of a stent produced by a stent mold in the prior art;
fig. 7 is a schematic diagram of a support structure for improved support mold production according to an embodiment of the present utility model.
In the accompanying drawings:
1. a base; 2. a support block; 3. a lower die; 4. an upper die; 5. a mounting plate; 6. a fixing plate; 7. a sprue bushing; 8. a pull rod; 9. a mounting plate; 10. a fixed sleeve; 11. an upper mold core; 1101. a bracket upper cavity; 12. a lower mold core; 1201. a lower cavity of the bracket; 1202. a boss; 13. a bracket; 1301. a hole; 14. a syringe; 15. a cooling water pipe; 16. a guide post; 17. and a buffer spring.
Detailed Description
The technical scheme of the utility model is further described below by the specific embodiments with reference to the accompanying drawings.
Wherein the drawings are for illustrative purposes only and are shown in schematic, non-physical, and not intended to be limiting of the present patent; for the purpose of better illustrating embodiments of the utility model, certain elements of the drawings may be omitted, enlarged or reduced and do not represent the size of the actual product; it will be appreciated by those skilled in the art that certain well-known structures in the drawings and descriptions thereof may be omitted.
The same or similar reference numbers in the drawings of embodiments of the utility model correspond to the same or similar components; in the description of the present utility model, it should be understood that, if the terms "upper", "lower", "left", "right", "inner", "outer", etc. indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, only for convenience in describing the present utility model and simplifying the description, rather than indicating or implying that the apparatus or elements being referred to must have a specific orientation, be constructed and operated in a specific orientation, so that the terms describing the positional relationships in the drawings are merely for exemplary illustration and should not be construed as limiting the present patent, and that the specific meaning of the terms described above may be understood by those of ordinary skill in the art according to specific circumstances.
In the description of the present utility model, unless explicitly stated and limited otherwise, the term "coupled" or the like should be interpreted broadly, as it may be fixedly coupled, detachably coupled, or integrally formed, as indicating the relationship of components; can be mechanically or electrically connected; can be directly connected or indirectly connected through an intermediate medium, and can be communication between the two parts or interaction relationship between the two parts. The specific meaning of the above terms in the present utility model will be understood in specific cases by those of ordinary skill in the art.
Examples
The improved support mold provided in this embodiment, as shown in fig. 1 to 7, includes: base 1, upper die 4, tooling plate 5, fixed plate 6 and injection tube 14.
Wherein, two support blocks 2 are fixedly arranged on the upper part of the base 1, a lower die 3 is arranged on the upper parts of the two support blocks 2, a lower die core 12 is fixedly arranged on the upper part of the lower die 3 in the middle, and two bracket lower cavities 1201 are arranged on the upper part of the lower die core 12;
the upper die 4 is placed on the upper portion of the lower die 3, an upper die core 11 is fixedly installed at the middle of the bottom of the upper die 4, two support upper die cavities 1101 are formed in the bottom of the upper die core 11, and the positions of the two support upper die cavities 1101 are corresponding to the positions of the two support lower die cavities 1201, so that two support forming die cavities are formed;
wherein the assembling plate 5 is placed on the upper part of the upper die 4;
wherein, the fixed plate 6 is arranged at the upper part of the assembling plate 5, and the sprue bushing 7 is embedded at the center position of the fixed plate 6;
the injection tube 14 is embedded on the upper die 4, an injection port of the injection tube 14 is communicated with the injection port bushing 7, the injection tube 14 is provided with two discharge ports, and the two discharge ports of the injection tube 14 respectively extend into the two bracket forming cavities;
wherein, the inside of the upper die cavity 1101 of the bracket and the inside of the lower die cavity 1201 of the bracket are uniformly provided with a boss 1202 at the position corresponding to the hole 1301 on the bracket 13, the edge of the boss 1202 is in a rounded structure, the boss 1202 is arranged opposite to the discharge hole, and the diameter of the boss 1202 is larger than that of the discharge hole.
In order to cool the support 13 which is not demoulded after molding, a cooling water pipe 15 is further arranged in the embodiment, the cooling water pipe 15 is arranged between the lower mold core 12 and the upper mold core 11 and surrounds the peripheries of the two support molding cavities, the support 13 inside the two support molding cavities can be cooled better, the support 13 after demolding can be prevented from being deformed after being cooled under the constraint of the molding cavities, the molding quality of the support 13 is ensured, and two ends of the cooling water pipe 15 are both extended to the outside of the assembling plate 5 for conveniently connecting a cooling water circulation system.
In order to facilitate die opening and die closing, four pull rods 8 are further arranged in the embodiment, the four pull rods 8 sequentially penetrate through the fixed plate 6, the assembling plate 5, the upper die 4 and the lower die 3 and movably extend into the supporting block 2, the pull rods 8 are fixedly connected with the fixed plate 6, the assembling plate 5 and the upper die 4 respectively, meanwhile, the pull rods 8 are movably connected with the lower die 3, and die opening and die closing operations can be achieved through operation of the fixed plate 6.
In order to facilitate the installation of the pull rod 8, the fixing sleeves 10 are fixedly embedded on the assembling plate 5, the upper die 4 and the lower die 3, the inner walls of the fixing sleeves 10 on the assembling plate 5 and the upper die 4 are fixedly connected with the side surfaces of the pull rod 8, and the inner walls of the fixing sleeves 10 on the lower die 3 are in sliding connection with the side surfaces of the pull rod 8.
In order to enable the upper die 4 and the lower die 3 to be accurately matched, a positioning groove matched with the pull rod 8 is formed in the upper portion of the supporting block 2, and the bottom end of the pull rod 8 is movably inserted into the positioning groove.
In order to reduce the impact force to the lower die 3 when the upper die 4 and the lower die 3 are clamped, a mounting plate 9 is fixedly mounted between the two supporting blocks 2 at the upper part of the base 1, four guide posts 16 are fixedly mounted on the mounting plate 9, the upper ends of the four guide posts 16 are movably arranged through the lower die 3, buffer springs 17 are sleeved on the four guide posts 16, and the buffer springs 17 are arranged between the lower die 3 and the mounting plate 9.
In summary, the improved support mold provided in this embodiment has the following advantages:
the improved support die mainly comprises a base 1, two support blocks 2, a lower die 3, a lower die core 12, an upper die 4, an upper die core 11, a sprue bushing 7, a matching plate 5, a fixing plate 6 and an injection tube 14, wherein two support lower cavities 1201 are formed in the upper part of the lower die core 12, two support upper cavities 1101 are formed in the bottom of the upper die core 11, the positions of the two support upper cavities 1101 are arranged corresponding to the positions of the two support lower cavities 1201, two support forming cavities are formed, the sprue of the injection tube 14 is communicated with the sprue bushing 7, the arranged injection tube 14 is provided with two discharge holes, the two discharge holes of the injection tube 14 extend into the two support forming cavities respectively, bosses 1202 are uniformly formed in the interiors of the support upper cavities 1101 and the interiors of the support lower cavities 1201 at positions corresponding to holes 1301 in the support 13, the edges of the bosses 1202 are in a round corner structure, the bosses 1202 are arranged right opposite to the discharge holes, and the diameters of the bosses 1202 are larger than the diameters of the discharge holes;
when the improved bracket mold is used for producing the bracket 13, molten materials are injected into the injection opening of the injection tube 14 through the injection opening bushing 7, and then the two discharge openings of the injection tube 14 respectively enter the two bracket molding cavities, and as the two discharge openings of the injection tube 14 are aligned with the boss 1202 in the bracket upper cavity 1101 and the bracket lower cavity 1201, that is, the hole 1301 on the bracket 13 is formed at the position of the boss 1202, the point gate for molding the bracket 13 is positioned in the hole 1301, so that the injection spots affecting the beauty can be hidden in the hole 1301, the injection spots can be removed by directly reaming and tapping the hole 1301 after the bracket 13 is taken out, the appearance of the manufactured bracket 13 is more attractive, and the customer requirements can be better met.
The foregoing is merely illustrative of the preferred embodiments of the present utility model and is not intended to limit the embodiments and scope of the present utility model, and it should be appreciated by those skilled in the art that equivalent substitutions and obvious variations may be made using the description and illustrations of the present utility model, and are intended to be included in the scope of the present utility model.
Claims (6)
1. An improved stent mold, comprising:
the mold comprises a base (1), wherein two supporting blocks (2) are fixedly arranged on the upper part of the base (1), a lower mold (3) is arranged on the upper parts of the two supporting blocks (2), a lower mold core (12) is fixedly arranged on the upper part of the lower mold (3) in the middle, and two support lower cavities (1201) are formed in the upper part of the lower mold core (12);
the upper die (4) is placed on the upper part of the lower die (3), an upper die core (11) is fixedly installed at the middle of the bottom of the upper die (4), two support upper die cavities (1101) are formed in the bottom of the upper die core (11), and the positions of the two support upper die cavities (1101) are arranged corresponding to the positions of the two support lower die cavities (1201) and form two support forming die cavities;
an assembling plate (5), wherein the assembling plate (5) is placed on the upper part of the upper die (4);
the fixing plate (6), the said fixing plate (6) is placed in the upper portion of the said assembling plate (5), and the centre position of the said fixing plate (6) inlays and is fitted with the sprue bushing (7);
the injection tube (14) is embedded on the upper die (4), an injection opening of the injection tube (14) is communicated with the injection opening bushing (7), the injection tube (14) is provided with two discharge openings, and the two discharge openings of the injection tube (14) respectively extend into the two bracket forming cavities;
the inside of die cavity (1101) and the inside of die cavity (1201) under the support are equipped with boss (1202) in the position department of hole (1301) on corresponding support (13) uniformly, the edge of boss (1202) is the chamfer structure, just boss (1202) just is to the discharge gate setting, just the diameter of boss (1202) is greater than the diameter of discharge gate.
2. The improved bracket mold according to claim 1, further comprising a cooling water pipe (15), wherein the cooling water pipe (15) is installed between the lower mold core (12) and the upper mold core (11) and is disposed around the outer circumferences of the two bracket molding cavities, and both ends of the cooling water pipe (15) extend to the outside of the assembling plate (5).
3. The improved support die according to claim 2, further comprising four pull rods (8), wherein the four pull rods (8) sequentially penetrate through the fixing plate (6), the assembling plate (5), the upper die (4), the lower die (3) and movably extend into the supporting block (2), the pull rods (8) are fixedly connected with the fixing plate (6), the assembling plate (5) and the upper die (4) respectively, and the pull rods (8) are movably connected with the lower die (3).
4. The improved support die according to claim 3, wherein the assembling plate (5), the upper die (4) and the lower die (3) are fixedly embedded with a fixing sleeve (10), the inner walls of the fixing sleeve (10) on the assembling plate (5) and the upper die (4) are fixedly connected with the side face of the pull rod (8), and the inner wall of the fixing sleeve (10) on the lower die (3) is in sliding connection with the side face of the pull rod (8).
5. The improved support die as claimed in claim 4, wherein a positioning groove matched with the pull rod (8) is formed in the upper portion of the support block (2), and the bottom end of the pull rod (8) is movably inserted into the positioning groove.
6. The improved support die according to claim 5, wherein a mounting plate (9) is fixedly mounted between two supporting blocks (2) at the upper part of the base (1), four guide posts (16) are fixedly mounted on the mounting plate (9), the upper ends of the four guide posts (16) are movably penetrated through the lower die (3) and are sleeved with buffer springs (17), and the buffer springs (17) are positioned between the lower die (3) and the mounting plate (9).
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN202322416877.6U CN220741974U (en) | 2023-09-06 | 2023-09-06 | Improved support die |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN202322416877.6U CN220741974U (en) | 2023-09-06 | 2023-09-06 | Improved support die |
Publications (1)
Publication Number | Publication Date |
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CN220741974U true CN220741974U (en) | 2024-04-09 |
Family
ID=90555637
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
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CN202322416877.6U Active CN220741974U (en) | 2023-09-06 | 2023-09-06 | Improved support die |
Country Status (1)
Country | Link |
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CN (1) | CN220741974U (en) |
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2023
- 2023-09-06 CN CN202322416877.6U patent/CN220741974U/en active Active
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