CN110625886A - Cold charge removing equipment for plastic ice grid injection molding - Google Patents
Cold charge removing equipment for plastic ice grid injection molding Download PDFInfo
- Publication number
- CN110625886A CN110625886A CN201910861519.1A CN201910861519A CN110625886A CN 110625886 A CN110625886 A CN 110625886A CN 201910861519 A CN201910861519 A CN 201910861519A CN 110625886 A CN110625886 A CN 110625886A
- Authority
- CN
- China
- Prior art keywords
- plate
- cold
- fixedly connected
- injection molding
- ice tray
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Granted
Links
- 238000001746 injection moulding Methods 0.000 title claims abstract description 25
- 239000004033 plastic Substances 0.000 title claims abstract description 24
- 229920003023 plastic Polymers 0.000 title claims abstract description 24
- 239000000463 material Substances 0.000 claims abstract description 72
- 238000001816 cooling Methods 0.000 claims abstract description 18
- 239000002991 molded plastic Substances 0.000 claims 1
- 239000000155 melt Substances 0.000 abstract description 12
- 238000000465 moulding Methods 0.000 abstract description 4
- 238000007493 shaping process Methods 0.000 abstract description 2
- 230000000694 effects Effects 0.000 description 6
- 238000000034 method Methods 0.000 description 4
- 239000012768 molten material Substances 0.000 description 3
- 239000000243 solution Substances 0.000 description 3
- 230000002411 adverse Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000005494 condensation Effects 0.000 description 1
- 238000009833 condensation Methods 0.000 description 1
- 230000007423 decrease Effects 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
- B29C45/00—Injection moulding, i.e. forcing the required volume of moulding material through a nozzle into a closed mould; Apparatus therefor
- B29C45/17—Component parts, details or accessories; Auxiliary operations
- B29C45/1769—Handling of moulded articles or runners, e.g. sorting, stacking, grinding of runners
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29L—INDEXING SCHEME ASSOCIATED WITH SUBCLASS B29C, RELATING TO PARTICULAR ARTICLES
- B29L2031/00—Other particular articles
- B29L2031/60—Multitubular or multicompartmented articles, e.g. honeycomb
Landscapes
- Engineering & Computer Science (AREA)
- Manufacturing & Machinery (AREA)
- Mechanical Engineering (AREA)
- Moulds For Moulding Plastics Or The Like (AREA)
Abstract
The invention provides cold charge removing equipment for plastic ice tray injection molding, which comprises a fixed mold bottom plate and a cooling plate, wherein a rotating shaft is fixedly connected inside the cooling plate, a material receiving plate is movably sleeved outside the rotating shaft, a pressing plate is movably sleeved outside a central column, a movable plate is rotatably connected to the top of the pressing plate, a cold charge groove is formed in the outer side of the material receiving plate, a thermal deformation material is fixedly connected between the inner top wall of the material receiving plate and the movable plate, and a shifting plate corresponding to the pressing plate is fixedly connected to the inner bottom wall of the material receiving plate. Collect the cold burden that the melt produced when flowing through setting up receipts flitch and cold burden groove, solved the cold burden and mixed with the melt always, influenced the problem of the melt velocity of flow, and then improved the shaping quality of ice tray, after moulding plastics, only need take off the die, can clear up the cold burden of arranging in the material groove, this mode is through collecting the cold burden alone, has not only avoided the cold burden to cause the influence to the velocity of flow of melt, and the clearance is convenient moreover.
Description
Technical Field
The invention belongs to the technical field of injection molding equipment, and particularly relates to cold charge removing equipment for plastic ice grid injection molding.
Background
Various injection molding parts can be used in daily life of people, wherein the plastic ice tray is a commonly-used injection molding part manufactured by ice cake molding, the plastic ice tray is mostly manufactured by injection molding through pouring, and the injection molding is composed of a male mold and a female mold. And (4) pouring the system. The plastic melt enters the sub-runner through a main runner in the bushing, then flows between the female die and the male die through the sub-runner, is filled with the die cavity, and is finally cooled and molded.
In the process of injection molding, the melt has temperature loss when flowing along the main runner, and the cold material of the front is produced, and the cold material of the front can slow down the flowing speed of the melt due to the condensation of the cold material, and when the melt passes through the branch opening between the main runner and the branch runner, the cold material of the front is easier to accumulate at the position, and even can block the runner in serious conditions, so that the melt can not continue to advance, and the injection molding work is seriously influenced.
In view of the above, the present invention provides a cold charge removing apparatus for plastic ice tray injection molding, which is improved based on the existing structure and defects, so as to achieve the purpose of higher practical value.
Disclosure of Invention
In order to solve the technical problem, the invention provides cold charge removing equipment for plastic ice tray injection molding, which aims to solve the problem that cold charge adversely affects injection molding in the injection molding process of plastic ice trays.
The invention relates to a purpose and an effect of cold charge removing equipment for plastic ice grid injection molding, which are achieved by the following specific technical means:
a cold charge removing device for plastic ice tray injection molding comprises a cover half bottom plate and a cooling plate, wherein a female die is fixedly installed at the bottom of the cooling plate, a main runner bushing is fixedly installed in the cover half bottom plate, a main runner is arranged in the main runner bushing, a sub-runner is arranged at the bottom of the cover half bottom plate, a rotating shaft is fixedly connected in the cooling plate and below the main runner, a material receiving plate is movably sleeved on the outer side of the rotating shaft, uniformly distributed supporting plates are fixedly connected in the material receiving plate, a central column is fixedly connected at the bottom of the supporting plates, a pressing plate is movably sleeved on the outer side of the central column, a movable plate is rotatably connected to the top of the pressing plate, a cold charge groove corresponding to the supporting plates is formed in the outer side of the material receiving plate, a thermal deformation material is fixedly connected between the inner top wall of the material receiving plate and the movable plate, and a clamping column extending, the spring is installed to the bottom of clamp plate, fixedly connected with dials the board with the clamp plate corresponds on the interior diapire of material collecting plate, the inside of cooling plate just is located the below of material collecting plate and has seted up the row's material groove.
Furthermore, a rotating groove corresponding to the material receiving plate is formed in the cooling plate, and the top of the rotating groove is communicated with the main flow channel.
Furthermore, the outer side of the rotating shaft is movably provided with a clamping block extending to the inside of the material receiving plate, the inside of the material receiving plate is provided with a clamping groove corresponding to the clamping block, and the material receiving plate is fixed on the rotating shaft through the clamping block and the clamping groove.
Further, the bottom of the central column is provided with a baffle plate to prevent the spring from falling off.
Furthermore, two ends of the spring are respectively and fixedly connected with the pressure plate and the bottom section of the central column.
Furthermore, two ends of the thermal deformation material are respectively and fixedly connected with the bottom of the cold material groove and the movable plate.
Furthermore, a through hole corresponding to the thermal deformation material is formed in the movable plate, and the movable plate plays a role in positioning and guiding the thermal deformation material.
Further, the inside of clamp plate is seted up the spout that corresponds with the card post, and the spout includes annular arc wall and vertically straight flange groove, is provided with the barb on the arc wall, prevents that the clamp plate from revolving, and the clamp plate passes through the arc wall and rises along the center post, then under the pulling force effect of spring, descends along the center post fast through the straight flange groove.
Compared with the prior art, the invention has the following beneficial effects:
1. the in-process that the melt flows along the sprue can produce the cold material of front because of the temperature reduction, the melt is when the subchannel of flowing into, the cold material can advance to get into the cold charge inslot of collecting the board, the thermal deformation material shrinks along with the temperature decline of cold material, and drive clamp plate rebound, then under the pulling force effect of spring, descend fast along the center post through the straight flange groove, the striking is on shifting plate, thereby it is rotatory to drive the collecting plate, make the next cold charge groove on the collecting plate align with the sprue, continue to accept the cold material of front, collect the cold material that the melt produced when flowing through setting up collecting board and cold charge groove, it mixes always with the melt to have solved the cold material, influence the problem of melt flow rate, and then improved the shaping quality of ice tray.
2. At the rotatory in-process of receipts flitch, these cold burden fall to collect in the row's silo of below, after moulding plastics, only need take off the die, can clear up the cold burden in the row's silo, this mode is through collecting the cold burden alone, has not only avoided the cold burden to cause the influence to the velocity of flow of melt, and it is convenient to clear up moreover.
Drawings
FIG. 1 is a front cross-sectional view of the structure of the present invention;
FIG. 2 is an enlarged view of portion A of FIG. 1 in accordance with the present invention;
FIG. 3 is an enlarged view of portion B of FIG. 2 in accordance with the present invention;
FIG. 4 is a left side sectional view of the structure of the material receiving plate of the present invention;
FIG. 5 is a left side cross-sectional view of the platen structure of the present invention.
In the figure: 1-a fixed die bottom plate, 2-a cooling plate, 3-a concave die, 4-a main runner bushing, 5-a main runner, 6-a branch runner, 7-a rotating shaft, 8-a material receiving plate, 9-a supporting plate, 10-a central column, 11-a pressing plate, 12-a movable plate, 13-a thermal deformation material, 14-a clamping column, 15-a spring, 16-a shifting plate, 17-a cold material groove and 18-a discharge groove.
Detailed Description
The invention is further described below with reference to the accompanying drawings:
example (b):
as shown in figures 1 to 5:
the invention provides cold charge removing equipment for plastic ice tray injection molding, which comprises a fixed die bottom plate 1 and a cooling plate 2, wherein a female die 3 is fixedly arranged at the bottom of the cooling plate 2, a main runner bushing 4 is fixedly arranged in the fixed die bottom plate 1, a main runner 5 is arranged in the main runner bushing 4, a branch runner 6 is arranged at the bottom of the fixed die bottom plate 1, a rotating shaft 7 is fixedly connected in the cooling plate 2 and positioned below the main runner 5, a material receiving plate 8 is movably sleeved outside the rotating shaft 7, uniformly distributed supporting plates 9 are fixedly connected in the material receiving plate 8, a central column 10 is fixedly connected at the bottom of the supporting plate 9, a pressing plate 11 is movably sleeved outside the central column 10, a movable plate 12 is rotatably connected at the top of the pressing plate 11, a cold charge groove 17 corresponding to the supporting plate 9 is arranged outside the material receiving plate 8, and a thermal deformation material 13 is fixedly connected between the inner wall of the, the outside fixedly connected with of center post 10 extends to the inside card post 14 of clamp plate 11, and spring 15 is installed to the bottom of clamp plate 11, and fixedly connected with dials the board 16 with clamp plate 11 corresponding on the interior diapire of receipts flitch 8, and the inside of cooling plate 2 just is located the below of receiving flitch 8 and has seted up row material groove 18.
Wherein, the inside of cooling plate 2 is seted up and is received the rotation groove that flitch 8 corresponds, and the top of rotating the groove and communicate with sprue 5.
Wherein, the outside movable mounting of pivot 7 has the fixture block that extends to material receiving plate 8 inside, and the inside of material receiving plate 8 is seted up the draw-in groove that corresponds with the fixture block, and material receiving plate 8 passes through the fixture block and the draw-in groove is fixed on pivot 7.
Wherein, the bottom of the central column 10 is provided with a baffle plate to prevent the spring 15 from falling off.
Wherein, two ends of the spring 15 are respectively fixedly connected with the pressing plate 11 and the bottom section of the central column 10.
Wherein, the two ends of the thermal deformation material 13 are respectively and fixedly connected with the bottom of the cold material groove 17 and the movable plate 12.
Wherein, the movable plate 12 is provided with a through hole corresponding to the thermal deformation material 13 for positioning and guiding the thermal deformation material 13.
Wherein, the inside of clamp plate 11 is seted up with the spout that card post 11 corresponds, and the spout includes annular arc wall and vertically straight flange groove, is provided with the barb on the arc wall, prevents clamp plate 11 gyration, and clamp plate 11 rises along center post 10 through the arc wall, then under the pulling force effect of spring 15, descends along center post 10 fast through the straight flange groove.
The specific use mode and function of the embodiment are as follows:
the first embodiment is as follows:
in the invention, when the molten material flows along the main runner 5, a front cold charge is generated due to temperature reduction, when the molten material flows into the branch runner 6, the cold charge firstly enters the cold charge groove 17 of the material receiving plate 8, so that the influence of the cold charge flowing into the branch runner 6 on the flow rate of the molten material is avoided, the temperature of the cold charge is continuously reduced along with the time lapse, the temperature of the cold charge is monitored through the thermal deformation material 13, the thermal deformation material 13 is contracted along with the reduction of the temperature of the cold charge, the movable plate 12 drives the pressure plate 11 to move upwards, the pressure plate 11 spirally rises along the central column 10 through the arc-shaped groove and the clamping column 14, when the pressure plate 11 rotates to align with the clamping column 14, the pressure plate 11 rapidly descends along the central column 10 through the straight-edge groove under the pulling force of the spring 15, and the pressure plate 11 has larger impact force and impacts the shifting plate 16 downwards, thereby it is rotatory to drive material receiving plate 8, material receiving plate 8 is fixed on pivot 7 again under the effect of fixture block after rotatory, and the next cold silo 17 on the material receiving plate 8 this moment aligns with sprue 5, the cold material of the front that produces when continuing to accept the melt and flowing, at the rotatory in-process of material receiving plate 8, these cold materials fall and collect in row's silo 18 of below, after moulding plastics, only need take off die 3, can clear up the cold material in arranging silo 18, this mode is through collecting the cold material alone, not only avoided the cold material to cause the influence to the velocity of flow of melt, and the clearance is convenient.
Example two:
the connecting structure of the movable plate 12 and the pressing plate 11 can be changed, an auxiliary spring assembly is installed between the bottom of the movable plate 12 and the pressing plate 11, the movable plate 12 is fixed on the pressing plate 11 through an elastic buckle, when the pressing plate 11 reaches a certain height, the pulling force of the spring 15 is increased, and the pulling force is greater than the pulling force of the auxiliary spring assembly and the fixing force of the elastic buckle, therefore, the pressing plate 11 is pulled to be separated from the movable plate 12 and moves downwards to impact on the shifting plate 16, and then the pressing plate 11 moves upwards to reset under the action of the auxiliary spring assembly and the spring 15 and is connected with the movable plate 12 into a whole again through the elastic buckle assembly.
The technical solutions of the present invention or similar technical solutions designed by those skilled in the art based on the teachings of the technical solutions of the present invention are all within the scope of the present invention to achieve the above technical effects.
Claims (8)
1. The utility model provides a plastics ice tray is moulded plastics with cold burden and is got rid of equipment, includes cover half bottom plate (1) and cooling plate (2), its characterized in that: the die is fixedly installed at the bottom of the cooling plate (2), a sprue bushing (4) is fixedly installed inside the cover half bottom plate (1), a sprue (5) is arranged inside the sprue bushing (4), a runner (6) is arranged at the bottom of the cover half bottom plate (1), a rotating shaft (7) is fixedly connected inside the cooling plate (2) and below the sprue (5), a material receiving plate (8) is movably sleeved outside the rotating shaft (7), uniformly distributed supporting plates (9) are fixedly connected inside the material receiving plate (8), a central column (10) is fixedly connected at the bottom of the supporting plates (9), a pressing plate (11) is movably sleeved outside the central column (10), a movable plate (12) is rotatably connected at the top of the pressing plate (11), and a cold trough (17) corresponding to the supporting plates (9) is arranged outside the material receiving plate (8), fixedly connected with heat altered material (13) between the interior roof of receipts flitch (8) and fly leaf (12), the outside fixedly connected with of center post (10) extends to inside card post (14) of clamp plate (11), spring (15) are installed to the bottom of clamp plate (11), on the interior diapire of receipts flitch (8) fixedly connected with and clamp plate (11) plectrum (16) that correspond, row material groove (18) have been seted up to the inside of cooling plate (2) and the below that is located receipts flitch (8).
2. The cold charge removing apparatus for injection molding of plastic ice tray as claimed in claim 1, wherein: the interior of the cooling plate (2) is provided with a rotating groove corresponding to the material collecting plate (8), and the top of the rotating groove is communicated with the main runner (5).
3. The cold charge removing apparatus for injection molding of plastic ice tray as claimed in claim 1, wherein: the outer side of the rotating shaft (7) is movably provided with a clamping block extending into the material receiving plate (8), and a clamping groove corresponding to the clamping block is formed in the material receiving plate (8).
4. The cold charge removing apparatus for injection molding of plastic ice tray as claimed in claim 1, wherein: the bottom of the central column (10) is provided with a baffle.
5. The cold charge removing apparatus for injection molding of plastic ice tray as claimed in claim 1, wherein: and two ends of the spring (15) are respectively and fixedly connected with the pressure plate (11) and the bottom section of the central column (10).
6. The cold charge removing apparatus for injection molding of plastic ice tray as claimed in claim 1, wherein: and two ends of the thermal deformation material (13) are respectively and fixedly connected with the bottom of the cold material groove (17) and the movable plate (12).
7. The cold charge removing apparatus for injection molding of plastic ice tray as claimed in claim 1, wherein: the movable plate (12) is internally provided with a through hole corresponding to the thermal deformation material (13).
8. The cold charge removing apparatus for injection molding of plastic ice tray as claimed in claim 1, wherein: the inside of clamp plate (11) is seted up the spout that corresponds with card post (11), and the spout includes annular arc wall and vertically straight flange groove, is provided with the barb on the arc wall.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910861519.1A CN110625886B (en) | 2019-09-12 | 2019-09-12 | Cold charge removing equipment for plastic ice grid injection molding |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910861519.1A CN110625886B (en) | 2019-09-12 | 2019-09-12 | Cold charge removing equipment for plastic ice grid injection molding |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN110625886A true CN110625886A (en) | 2019-12-31 |
| CN110625886B CN110625886B (en) | 2021-08-17 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201910861519.1A Active CN110625886B (en) | 2019-09-12 | 2019-09-12 | Cold charge removing equipment for plastic ice grid injection molding |
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| Country | Link |
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| CN (1) | CN110625886B (en) |
Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103231495A (en) * | 2013-04-24 | 2013-08-07 | 昌辉汽车电器（黄山）股份公司 | Multi-cavity injection mould runner replacer |
| CN204367315U (en) * | 2014-12-31 | 2015-06-03 | 河南机电高等专科学校 | Sign board injection mold |
| CA2979735A1 (en) * | 2015-03-17 | 2016-09-22 | Mold-Masters (2007) Limited | Post mold cooling system |
| CN106574611A (en) * | 2014-08-22 | 2017-04-19 | Ntn株式会社 | Method for manufacturing hemispherical shoe for swash plate compressor and mold for injection molding same |
| US20170173834A1 (en) * | 2013-05-06 | 2017-06-22 | Google Technology Holdings LLC | Floating Core for Glass Insert Molding Method and Apparatuses Therefrom |
| CN206579069U (en) * | 2016-11-30 | 2017-10-24 | 硕昌（上海）精密塑料制品有限公司 | A kind of Plastic Parts with Inner Thread injection mold mechanism |
-
2019
- 2019-09-12 CN CN201910861519.1A patent/CN110625886B/en active Active
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103231495A (en) * | 2013-04-24 | 2013-08-07 | 昌辉汽车电器（黄山）股份公司 | Multi-cavity injection mould runner replacer |
| US20170173834A1 (en) * | 2013-05-06 | 2017-06-22 | Google Technology Holdings LLC | Floating Core for Glass Insert Molding Method and Apparatuses Therefrom |
| CN106574611A (en) * | 2014-08-22 | 2017-04-19 | Ntn株式会社 | Method for manufacturing hemispherical shoe for swash plate compressor and mold for injection molding same |
| CN204367315U (en) * | 2014-12-31 | 2015-06-03 | 河南机电高等专科学校 | Sign board injection mold |
| CA2979735A1 (en) * | 2015-03-17 | 2016-09-22 | Mold-Masters (2007) Limited | Post mold cooling system |
| CN206579069U (en) * | 2016-11-30 | 2017-10-24 | 硕昌（上海）精密塑料制品有限公司 | A kind of Plastic Parts with Inner Thread injection mold mechanism |
Also Published As
| Publication number | Publication date |
|---|---|
| CN110625886B (en) | 2021-08-17 |
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| PB01 | Publication | ||
| PB01 | Publication | ||
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| TA01 | Transfer of patent application right |
Effective date of registration: 20210722 Address after: 318025 No. 6, Lianyu Road, Gaoqiao street, Huangyan District, Taizhou City, Zhejiang Province Applicant after: Taizhou Huangyan AoXin Molding Co.,Ltd. Address before: 225200 Xiancheng Industrial Park, Jiangdu District, Yangzhou, Jiangsu Applicant before: Lu Lingling |
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| TA01 | Transfer of patent application right | ||
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| GR01 | Patent grant |