CN219903178U - Injection mold runner wire drawing processing mechanism - Google Patents
Injection mold runner wire drawing processing mechanism Download PDFInfo
- Publication number
- CN219903178U CN219903178U CN202321524888.XU CN202321524888U CN219903178U CN 219903178 U CN219903178 U CN 219903178U CN 202321524888 U CN202321524888 U CN 202321524888U CN 219903178 U CN219903178 U CN 219903178U
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- Prior art keywords
- pouring
- limiting
- box
- movable cavity
- injection mold
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- 238000005491 wire drawing Methods 0.000 title claims abstract description 20
- 238000002347 injection Methods 0.000 title claims abstract description 16
- 239000007924 injection Substances 0.000 title claims abstract description 16
- 238000012545 processing Methods 0.000 title claims abstract description 11
- 238000005520 cutting process Methods 0.000 claims abstract description 40
- 229910000831 Steel Inorganic materials 0.000 claims abstract description 14
- 239000010959 steel Substances 0.000 claims abstract description 14
- 210000001503 joint Anatomy 0.000 claims description 13
- 238000013461 design Methods 0.000 claims description 3
- 238000007493 shaping process Methods 0.000 claims description 2
- 238000005266 casting Methods 0.000 abstract description 8
- 239000002991 molded plastic Substances 0.000 abstract description 2
- 239000004033 plastic Substances 0.000 description 8
- 239000000155 melt Substances 0.000 description 4
- 238000000034 method Methods 0.000 description 4
- 239000000243 solution Substances 0.000 description 4
- 238000013459 approach Methods 0.000 description 3
- 238000001816 cooling Methods 0.000 description 2
- 239000003292 glue Substances 0.000 description 2
- 238000001746 injection moulding Methods 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 238000000465 moulding Methods 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000004891 communication Methods 0.000 description 1
- 230000008094 contradictory effect Effects 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 239000002245 particle Substances 0.000 description 1
- 238000003825 pressing Methods 0.000 description 1
- 239000007921 spray Substances 0.000 description 1
- 229910001220 stainless steel Inorganic materials 0.000 description 1
- 239000010935 stainless steel Substances 0.000 description 1
Landscapes
- Moulds For Moulding Plastics Or The Like (AREA)
Abstract
The utility model relates to a pouring gate wire drawing processing mechanism of an injection mold, which comprises a pouring end and a forming end, wherein the pouring end and the forming end are oppositely arranged; the pouring end is internally provided with a movable cavity, the pouring nozzle is arranged in the movable cavity through a driving mechanism, and a cutting assembly is arranged on the inner wall of the movable cavity close to the pouring opening; according to the utility model, through the limiting box and the cutting piece, and the steel wire and the pulley, the casting nozzle can be effectively driven to move when moving, so that when the casting nozzle is retracted, the molten mass between the casting channel and the casting nozzle can be effectively cut off, and the situation of wiredrawing at the tail end of a molded plastic product is prevented.
Description
Technical Field
The utility model relates to the technical field of injection molds, in particular to a pouring gate wire drawing treatment mechanism of an injection mold.
Background
After the plastic particles are dissolved at high temperature, injecting plastic (similar to an injector) into a mold closed at low temperature through an injection nozzle of an injection molding machine under the pushing of a screw rod at high pressure, after pressure maintaining, cooling and shaping for a period of time, opening the mold to take out a plastic part with a certain shape and size, when molten plastic and solid-like (high-elastic-state) plastic are separated, the molten plastic can not be immediately broken at a connecting part, the molten plastic can be elongated until the molten plastic is finally broken after no resistance exists, and tiny filaments similar to hair are formed and connected to a solid-like main runner.
In the traditional injection molding industry, the phenomenon of cold glue or wire drawing at the head of a main runner is frequent, which often causes poor product quality and even the risk of pressing dies, and seriously affects production delivery, and a common improvement method is that a molding process adjusts or improves the glue feeding shape of a nozzle, but the methods possibly have some improvements or can improve the methods partially according to examples, so that the pain point of the industry cannot be thoroughly solved, and therefore, an injection mold gate wire drawing treatment mechanism needs to be designed to solve the problems.
Disclosure of Invention
Aiming at the defects of the prior art, the utility model provides an injection mold gate wire drawing treatment mechanism which is used for solving the problems proposed by the background art.
The pouring end and the forming end are arranged oppositely, the pouring end comprises a pouring nozzle, a butt joint end and a pouring channel, the forming end comprises a forming cavity, the pouring channel is arranged at the center of one side of the butt joint end and corresponds to the forming cavity, and the butt joint end is arranged at one side of the pouring end close to the forming end; the pouring end is internally provided with a movable cavity, the pouring nozzle is arranged in the movable cavity through a driving mechanism, and a cutting assembly is arranged at the position, close to a pouring channel, of the inner wall of the movable cavity.
As a further improvement of the utility model, the cutting assembly comprises a pulley, a steel wire, a spring, a limiting chute, a cutting piece, a limiting box, a limiting inserted bar, a through hole and a limiting sliding block, wherein the limiting box is arranged at the position, close to a pouring channel, of the inner wall of the movable cavity, and the pulley is arranged at the position, close to the top end, of the inner wall of the movable cavity.
As a further improvement of the utility model, the side view of the cutting piece is in L-shaped structural design, the cutting piece is arranged in the limit box, the bottom end of the cutting piece protrudes out of the limit box, one side of the cutting piece is attached to the inner wall of the movable cavity, and the bottom end of the cutting piece is a sharp end.
As a further improvement of the utility model, two limit inserting rods are respectively arranged in the middle of the top end of the cutting piece and the middle of the top end of the inner cavity of the limit box, the two limit inserting rods are positioned on the same center point, and the through hole penetrates through the center positions of the two limit inserting rods and penetrates through the center position of the top end of the limit box.
As a further improvement of the utility model, the two ends of the spring are respectively sleeved on the outer surfaces of the two limiting inserted bars, one end of the steel wire penetrates through the through hole to be connected and fixed with the limiting inserted bar arranged at the top end of the cutting piece, and the other end of the steel wire penetrates through the pulley to be connected and fixed with one side of the top end of the pouring nozzle.
As a further improvement of the utility model, the limiting sliding groove is arranged at the central position of one side of the limiting box close to the pouring nozzle and is arranged along the vertical direction, one end of the limiting sliding block is fixedly connected with the cutting piece, and the other end of the limiting sliding block is slidably clamped in the limiting sliding groove and protrudes out of the side surface of the limiting box.
As a further improvement of the utility model, the limit box is rectangular and has a width larger than that of the cut piece, and one side of the limit box, which is close to the inner wall of the movable cavity, is in an opening shape.
Compared with the prior art, the utility model has the following beneficial effects:
1. according to the utility model, through the limiting box and the cutting piece which are arranged and matched with the steel wire and the pulley, the casting nozzle can effectively drive the cutting piece to move when moving, so that when the casting nozzle is retracted, the molten mass between the casting channel and the casting nozzle can be effectively cut off, and the situation of wiredrawing at the tail end of a molded plastic product is prevented;
2. simultaneously, the spring, the limiting sliding groove and the limiting sliding block are utilized, so that the cut piece can be firmer when moving up and down, and the spring can be matched to effectively realize up-and-down movement, so that the cutting is more convenient and quicker.
Drawings
The accompanying drawings, which are included to provide a further understanding of the utility model and are incorporated in and constitute a part of this specification, illustrate embodiments of the utility model and together with the description serve to explain the utility model and do not constitute a limitation on the utility model. In the drawings:
FIG. 1 is a schematic diagram of the overall front cross-sectional structure of the present utility model;
FIG. 2 is a schematic view of a three-dimensional cross-sectional structure of a limit box according to the present utility model;
fig. 3 is an enlarged schematic view of the structure of fig. 1 at a.
In the figure: 01. pouring the end; 011. pouring a spray head; 012. a butt joint end; 013. pouring the channel; 02. forming an end; 021. a molding cavity; 03. a pulley; 031. a steel wire; 032. a spring; 033. limiting sliding grooves; 034. cutting into slices; 035. a limit box; 036. a limit inserted link; 037. a through hole; 038. and a limit sliding block.
Detailed Description
Various embodiments of the present utility model are disclosed in the following drawings, which are presented in sufficient detail to provide a thorough understanding of the present utility model. However, it should be understood that these physical details should not be used to limit the utility model. That is, in some embodiments of the present utility model, these physical details are not necessary. Moreover, for the sake of simplicity of illustration, some well-known and conventional structures and components are shown in the drawings in a simplified schematic manner.
Furthermore, the terms "horizontal," "vertical," "overhang," and the like do not denote a requirement that the component be absolutely horizontal or overhang, but rather may be slightly inclined. As "horizontal" merely means that its direction is more horizontal than "vertical", and does not mean that the structure must be perfectly horizontal, but may be slightly inclined.
In the description of the present technology, it should also be noted that, unless explicitly specified and limited otherwise, the terms "disposed," "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; can be directly connected or indirectly connected through an intermediate medium, and can be communication between two elements. The specific meaning of the terms in the art will be understood in a specific manner by those of ordinary skill in the art.
In addition, the technical solutions of the embodiments may be combined with each other, but it is necessary to base that the technical solutions can be realized by those skilled in the art, and when the technical solutions are contradictory or cannot be realized, the combination of the technical solutions should be considered to be absent and not within the scope of protection claimed in the present utility model.
Referring to fig. 1-3, the injection mold gate wiredrawing processing mechanism of the utility model comprises a pouring end 01 and a forming end 02, wherein the pouring end 01 is opposite to the forming end 02, the pouring end 01 comprises a pouring nozzle 011, a butt joint end 012 and a pouring channel 013, the forming end 02 comprises a forming cavity 021, the pouring channel 013 is arranged at the center of one side of the butt joint end 012 and corresponds to the forming cavity 021, and the butt joint end 012 is arranged at one side of the pouring end 01 close to the forming end 02; the pouring end 01 is internally provided with a movable cavity, the pouring nozzle 011 is arranged in the movable cavity through a driving mechanism, and a cutting assembly is arranged on the inner wall of the movable cavity close to the pouring channel 013.
Referring to fig. 1-3, in this embodiment, in order to better cut the melt at the pouring channel 013, and prevent the wire drawing phenomenon during demolding, the cutting assembly includes a pulley 03, a steel wire 031, a spring 032, a limiting chute 033, a cutting piece 034, a limiting box 035, a limiting insert rod 036, a through hole 037 and a limiting slider 038, the limiting box 035 is disposed at a position of the inner wall of the movable cavity near the pouring channel 013, the pulley 03 is mounted at a position of the inner wall of the movable cavity near the top end, and the limiting box 035 is fixedly connected with the inner wall of the movable cavity;
the side view of the cutting slice 034 is in an L-shaped structural design, the cutting slice 034 is arranged inside the limit box 035, the bottom end of the cutting slice 034 protrudes out of the limit box 035, one side of the cutting slice 034 is attached to the inner wall of the movable cavity, the bottom end of the cutting slice 034 is a sharp end, the cutting slice 034 is made of stainless steel, and the outer surface of the cutting slice 034 is a smooth surface;
the two limit inserted rods 036 are respectively arranged in the middle of the top end of the cut piece 034 and the middle of the top end of the inner cavity of the limit box 035, the two limit inserted rods 036 are positioned on the same center point, the through holes 037 penetrate through the center positions of the two limit inserted rods 036 and the center position of the top end of the limit box 035, and the two limit inserted rods 036 are respectively fixedly connected with the cut piece 034 and the limit box 035 and are matched with the inner diameter of the spring 032 in diameter;
two ends of the spring 032 are respectively sleeved on the outer surfaces of the two limiting inserted bars 036, one end of the steel wire 031 passes through the through hole 037 and is fixedly connected with the limiting inserted bar 036 arranged at the top end of the cutting piece 034, and the other end of the steel wire 031 passes through the pulley 03 and is fixedly connected with one side of the top end of the pouring nozzle 011;
the limiting sliding groove 033 is formed in the center position of one side, close to the pouring nozzle 011, of the limiting box 035 and is formed in the vertical direction, one end of the limiting sliding block 038 is fixedly connected with the cutting piece 034, and the other end of the limiting sliding block 038 is slidably clamped in the limiting sliding groove 033 and protrudes out of the side face of the limiting box 035;
the limit box 035 is a rectangular body with a width larger than that of the cut piece 034, and one side of the limit box 035 close to the inner wall of the movable cavity is an opening shape.
When the wire drawing device is used, the forming end 02 approaches the pouring end 01 and is in butt joint with the butt joint end 012, after butt joint is completed, the driving mechanism drives the pouring nozzle 011 to approach the pouring channel 013 until one end of the pouring nozzle 011 is clamped into one end of the pouring channel 013, then a melt is poured into the pouring channel 013 through the pouring nozzle 011, and flows into the forming cavity 021 through the pouring channel 013 until the forming cavity 021 is filled, at the moment, the melt in the forming cavity 021 can be waited for cooling and forming, and when the pouring nozzle 011 approaches the pouring channel 013, the cutting blade 034 is pulled to move upwards through the cooperation of the steel wire 031 and the pulley 03, so that the spring 032 is compressed, the cutting blade 034 is retracted into the limit box 035, and after pouring is completed, the driving mechanism drives the pouring nozzle 011 to move to one side far away from the pouring channel 013, at the moment, the cooperation of the steel wire 031 and the pulley 03 can loosen the pulling force of the spring 032, and the reaction force of the spring 032 pushes the cutting blade 034 downwards until the forming cavity 021 is filled, the melt in the pouring channel is cooled and the cutting blade 034 is cut off, and the situation of the pouring channel is not blocked with the drawing wire is completely, and the problem of the wire drawing channel is prevented from being cooled down, and the problem of the drawing is solved, and the problem of pouring is not being caused, and the problem is solved, and the problem of the pouring of the drawing is that the drawing of the drawing is not to be cooled.
The foregoing description is only illustrative of the utility model and is not to be construed as limiting the utility model. Various modifications and variations of the present utility model will be apparent to those skilled in the art. Any modification, equivalent replacement, improvement, or the like, which is within the spirit and principle of the present utility model, should be included in the scope of the claims of the present utility model.
Claims (7)
1. Injection mold runner wire drawing processing mechanism, including pouring end (01) and shaping end (02), its characterized in that:
the pouring end (01) and the forming end (02) are oppositely arranged, the pouring end (01) comprises a pouring nozzle (011), a butt joint end (012) and a pouring channel (013), the forming end (02) comprises a forming cavity (021), the pouring channel (013) is arranged at the central position of one side of the butt joint end (012) and corresponds to the forming cavity (021), and the butt joint end (012) is arranged at one side, close to the forming end (02), of the pouring end (01);
the pouring end (01) is internally provided with a movable cavity, the pouring nozzle (011) is arranged in the movable cavity through a driving mechanism, and a cutting assembly is arranged at the position, close to a pouring channel (013), of the inner wall of the movable cavity.
2. The injection mold gate wire drawing processing mechanism of claim 1, wherein: the cutting assembly comprises a pulley (03), a steel wire (031), a spring (032), a limiting sliding groove (033), a cutting piece (034), a limiting box (035), a limiting inserted link (036), a through hole (037) and a limiting sliding block (038), wherein the limiting box (035) is arranged at the position, close to a pouring channel (013), of the inner wall of the movable cavity, and the pulley (03) is arranged at the position, close to the top end, of the inner wall of the movable cavity.
3. The injection mold gate wire drawing processing mechanism according to claim 2, wherein: the side view figure of cut-parts (034) is L shape structural design, cut-parts (034) set up in spacing box (035) inside and the bottom outstanding in spacing box (035), cut-parts (034) one side is laminated with movable cavity inner wall, cut-parts (034) bottom is sharp end.
4. The injection mold gate wire drawing processing mechanism according to claim 2, wherein: the limiting plug rods (036) are arranged in the middle of the top end of the cutting piece (034) and the middle of the top end of the inner cavity of the limiting box (035), the limiting plug rods (036) are located on the same center point, and the through holes (037) penetrate through the center positions of the limiting plug rods (036) and the center positions of the top ends of the limiting box (035).
5. The injection mold gate wire drawing processing mechanism according to claim 2, wherein: the two ends of the spring (032) are respectively sleeved on the outer surfaces of the two limiting inserted bars (036), one end of the steel wire (031) penetrates through the through hole (037) and is fixedly connected with the limiting inserted bar (036) arranged at the top end of the cutting piece (034), and the other end of the steel wire (031) penetrates through the pulley (03) and is fixedly connected with one side of the top end of the pouring nozzle (011).
6. The injection mold gate wire drawing processing mechanism according to claim 2, wherein: the limiting sliding groove (033) is formed in the central position of one side, close to the pouring nozzle (011), of the limiting box (035) and is formed in the vertical direction, one end of the limiting sliding block (038) is fixedly connected with the cutting piece (034), and the other end of the limiting sliding block (038) is slidably clamped in the limiting sliding groove (033) and protrudes out of the side face of the limiting box (035).
7. The injection mold gate wire drawing processing mechanism according to claim 2, wherein: the limit box (035) is rectangular and has a width larger than that of the cutting piece (034), and one side of the limit box (035) close to the inner wall of the movable cavity is in an opening shape.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321524888.XU CN219903178U (en) | 2023-06-14 | 2023-06-14 | Injection mold runner wire drawing processing mechanism |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321524888.XU CN219903178U (en) | 2023-06-14 | 2023-06-14 | Injection mold runner wire drawing processing mechanism |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN219903178U true CN219903178U (en) | 2023-10-27 |
Family
ID=88438062
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202321524888.XU Active CN219903178U (en) | 2023-06-14 | 2023-06-14 | Injection mold runner wire drawing processing mechanism |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN219903178U (en) |
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2023
- 2023-06-14 CN CN202321524888.XU patent/CN219903178U/en active Active
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