CN214000366U - Full-automatic trimming injection mold for plastic storage box flash - Google Patents
Full-automatic trimming injection mold for plastic storage box flash Download PDFInfo
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- CN214000366U CN214000366U CN202022445726.XU CN202022445726U CN214000366U CN 214000366 U CN214000366 U CN 214000366U CN 202022445726 U CN202022445726 U CN 202022445726U CN 214000366 U CN214000366 U CN 214000366U
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Abstract
The utility model provides a full-automatic injection mold of repairing of plastics receiver overlap belongs to the injection mold field. The mold comprises a movable mold plate and a fixed mold plate, wherein two cores are arranged in the movable mold plate, a circle of side edge strip is arranged at the end part, away from the fixed mold plate, of each core, two molding cavities in one-to-one correspondence with the cores are arranged on the fixed mold plate, a circle of side edge groove is arranged at the end part, close to the movable mold plate, of each molding cavity, when the mold is closed, the side edge strip is kept away from the outer ring end face of the movable mold plate and is abutted to the inner wall of the outer ring of the corresponding side edge groove, and a gap is formed between the end face, close. Its advantage lies in that fashioned receiver side is a smooth board, can not receiver side shaping burr or unnecessary part again, improves the product percent of pass.
Description
Technical Field
The utility model belongs to the injection mold field especially relates to a full-automatic injection mold of repairing of plastics receiver overlap.
Background
The kind of receiver has a lot, for example, the health, the containing box that uses in the sanitation system, or the receiver that is used for accomodating the clothing, experience the sense for better improvement use, be equipped with the round side in the port department of receiver usually, the side is perpendicular setting with the containing box side, and this side is smooth setting usually, but current injection mold is in the manufacture process, because the side is narrow, and this part is close to the end angle department in shaping process in the shaping chamber, bubble or burr are easily produced, need pass through the processing in later stage, the qualification rate of product has been reduced.
For example, chinese patent document discloses a garbage can injection mold [ patent application No.: CN201922187226.8], which comprises a movable die and a fixed die, wherein the movable die is provided with a die core, the fixed die is provided with a die cavity, a die cavity for molding the garbage can is formed between the die core and the die cavity, and one side of the fixed die, which is back to the movable die, is provided with a pouring gate communicated with the die cavity; lie in the mold core root on the movable mould and be equipped with the subassembly of unloading, the subassembly of unloading is assembled and to be ejecting to the cover half place orientation with the garbage bin on the mold core when movable mould and cover half separation but because fashioned garbage bin length is higher, consequently and the shaping intracavity wall between the adhesion just very big, the ejecting mode of ejector pin that adopts traditional mode in drawing of patterns in-process leads to the garbage bin to break very easily to lead to the product percent of pass to reduce.
SUMMERY OF THE UTILITY MODEL
The utility model aims at the above-mentioned problem, a full automatic trimming injection mold of plastics receiver overlap is provided.
In order to achieve the above purpose, the utility model adopts the following technical proposal:
the utility model provides a full-automatic injection mold of repairing of plastics receiver overlap, includes movable mould board and fixed die plate, the movable mould board in be equipped with two cores, the tip that the fixed die plate was kept away from to each core is equipped with round side strake, the fixed die plate on be equipped with two and core one-to-one's shaping chamber, the tip that each shaping chamber is close to the movable mould board is equipped with round side groove, when the compound die, the side strake keep away from the outer lane terminal surface of movable mould board and the outer lane inner wall in the side groove that corresponds offsets, and the side strake has the clearance near between the terminal surface in fixed die plate and the side groove.
In the full-automatic trimming injection mold for the flash of the plastic storage box, the fixed mold plate is provided with an injection molding port, the injection molding port is connected with a heat distribution plate, the heat distribution plate is provided with two outlets, and the two outlets are respectively communicated with the two molding cavities.
In the full-automatic injection mold of repairing of foretell plastics receiver overlap, wear to be equipped with a plurality of cooling tank in each type core, the cooling tank set gradually along the equidistant core side, and a plurality of cooling tank constitutes the cooling ring.
In the full-automatic injection mold of repairing of foretell plastics receiver overlap, the core keep away from being equipped with the round exchange groove on the terminal surface of fixed die plate, a plurality of cooling bath is located the inside and even exchange groove intercommunication of core, the cooling bath keep away from the one end of exchange groove and link to each other with one of them adjacent cooling bath, a plurality of cooling bath links to each other in proper order and forms snakelike tube seat.
In foretell full-automatic trimming injection mold of plastics receiver overlap, sliding connection has four ejector pins in each core, and four ejector pins are located four extreme angle departments of core respectively.
In the full-automatic trimming injection mold for the flash of the plastic storage box, the mold core consists of the top block and the bottom block, the bottom block is fixedly connected with the fixed mold plate, the four side surfaces of the top block are inclined, and the cross section of the top block is gradually reduced from one end close to the fixed mold plate to the other end.
In the full-automatic trimming injection mold for the plastic storage box flash, the bottom block is a rectangular body.
In the full-automatic trimming injection mold for the flash of the plastic storage box, the connecting parts between the end surfaces of the jacking blocks are curved.
In the full-automatic trimming injection mold for the flash of the plastic storage box, the fixed template is provided with a circle of abutting ring, the abutting ring extends out of the fixed template towards the direction close to the movable template, and the two forming cavities are positioned in the abutting ring.
In the full-automatic trimming injection mold for the flash of the plastic storage box, the outer side of each forming cavity is also provided with a circle of exhaust grooves arranged on the abutting ring, and the two exhaust grooves are communicated.
Compared with the prior art, the utility model has the advantages of:
1. the utility model provides an outer lane terminal surface that movable mould board was kept away from to the side strake offsets with the outer lane inner wall in the side groove that corresponds, and the side strake has the clearance near between the terminal surface of fixed die plate and the side groove, and fashioned receiver side is a smooth board, can not receiver side shaping burr or unnecessary part again, improves the product percent of pass.
2. The utility model provides a cross section of kicking block reduces from the one end to the other end that is close to the fixed die plate gradually, forms the contained angle between ejection force and the adhesive force at ejecting in-process, consequently can reduce the adhesive force that ejecting process need overcome, prevents that the receiver is damaged, improves the product percent of pass.
Drawings
Fig. 1 is an overall schematic view of the present invention;
FIG. 2 is an exploded schematic view;
FIG. 3 is a schematic view of the construction of the mandrel;
FIG. 4 is a schematic structural diagram of a fixed die plate.
In the figure: the injection molding machine comprises a movable mold plate 10, a fixed mold plate 11, a mold core 12, a side edge strip 13, a molding cavity 14, a side groove 15, an injection molding opening 17, a heat flow distribution plate 18, a cooling groove 19, an exchange groove 20, a top rod 21, a top block 22, a bottom block 23, a stop ring 24 and an exhaust groove 25.
Detailed Description
The present invention will be described in further detail with reference to the accompanying drawings and specific embodiments.
Referring to fig. 1-4, a full-automatic trimming injection mold for plastic storage box flashes comprises a movable mold plate 10 and a fixed mold plate 11, wherein two cores 12 are arranged in the movable mold plate 10, a circle of side edge strip 13 is arranged at the end part, far away from the fixed mold plate 11, of each core 12, two molding cavities 14 corresponding to the cores 12 one to one are arranged on the fixed mold plate 11, a circle of side edge groove 15 is arranged at the end part, near the movable mold plate 10, of each molding cavity 14, when the mold is closed, the outer ring end face, far away from the movable mold plate 10, of each side edge strip 13 abuts against the inner wall of the corresponding outer ring of each side edge groove 15, and a gap is formed between the end face, close to the fixed mold plate 11, of each side edge strip 13 and the corresponding side edge groove 15.
The utility model discloses in, in two molding cavities 14 were injected into to the liquid of moulding plastics, the liquid of moulding plastics was filled the clearance shaping receiver between molding cavity 14 and the core 12 earlier, and the liquid of moulding plastics extends to the side of shaping receiver in the clearance between side strake 13 and the side groove 15 after that. Because the outer lane terminal surface that movable mould board 10 was kept away from to sidebar 13 offsets with the outer lane inner wall of the side groove 15 that corresponds, consequently fashioned receiver side is a smooth board, can not receiver side shaping burr or unnecessary part again.
The fixed die plate 11 is provided with an injection molding port 17, the injection molding port 17 is connected with a heat distribution plate 18, the heat distribution plate 18 is provided with two outlets, and the two outlets are respectively communicated with the two molding cavities 14.
The utility model discloses in, the liquid of moulding plastics evenly pours into two molding cavities 14 simultaneously into through the reposition of redundant personnel of hot flow distribution plate 18 to fill molding cavities 14 simultaneously, mould plastics mouthful 17 in traditional injection mold only one, be connected with the passageway of moulding plastics between a plurality of molding cavities 14, shunt to a plurality of molding cavities 14 in through this passageway of moulding plastics, cause a plurality of molding cavities to mould plastics speed inhomogeneous easily.
Each core 12 is provided with a plurality of cooling grooves 19 in a penetrating manner, the cooling grooves 19 are sequentially arranged along the side surface of the core 12 at equal intervals, and the cooling rings are formed by the plurality of cooling grooves 19.
The utility model discloses in, wear to be equipped with the cooling tube in the cooling bath 19, the circulation has cooling water or coolant oil in the cooling tube, and after injection moulding accomplished, the receiver cooling after the coolant liquid of circulation in the cooling tube made the shaping fast, and a plurality of cooling tube sets gradually along the equidistant core 12 sides, makes the cooling rate of containing box each part poor, prevents that the too big piece that moulds that leads to of cooling rate difference from warping.
The end face, far away from the fixed die plate 11, of the core 12 is provided with a circle of exchange groove 20, the plurality of cooling grooves 19 are located inside the core 12 and are communicated with the exchange groove 20, one end, far away from the exchange groove 20, of the cooling grooves 19 is connected with one adjacent cooling groove 19, and the plurality of cooling grooves 19 are sequentially connected to form a serpentine tube groove.
Each core 12 is connected with four ejector rods 21 in a sliding way, and the four ejector rods 21 are respectively positioned at four end corners of the core 12.
The utility model discloses in, at the drawing of patterns in-process, four ejector pins 21 push up respectively in four end angle departments of receiver, prevent the receiver because the damage that the ejecting force distribution is inhomogeneous leads to at ejecting in-process.
The mold core 12 is composed of a top block 22 and a bottom block 23, the bottom block 23 is fixedly connected with the fixed mold plate 11, four side surfaces of the top block 22 are inclined, and the cross section of the top block 22 is gradually reduced from one end close to the fixed mold plate 11 to the other end.
Because the receiver is longer, if the side of receiver and ejecting direction are the paralleling form, lead to overcoming the great adhesion that forms between receiver inner wall and the core 12 in the drawing of patterns in-process, consequently lead to the receiver to break easily in ejecting in-process. Therefore the utility model discloses in, be the slope setting with four sides of kicking block 22, form the contained angle between ejection force and the adhesive force at ejecting in-process, consequently can reduce the adhesive force that ejecting process need overcome, prevent that the receiver is damaged.
The bottom block 23 is rectangular.
The utility model discloses in, the side of kicking block 22 is used for reducing the adhesion, and bottom block 23 is guaranteeing to increase the storage space of receiver as far as under the ejecting not impaired circumstances.
The joints between a plurality of end surfaces of the top block 22 are curved.
The utility model discloses in, at ejecting in-process, prevent the bad receiver in end angle top that forms between the terminal surface.
The fixed die plate 11 is provided with a ring of abutting ring 24, the abutting ring 24 extends out of the fixed die plate 11 towards the direction close to the movable die plate 10, and the two molding cavities 14 are positioned in the abutting ring 24.
The utility model discloses in, when the compound die, support in ring 24 extends into movable mould board 10, and support ring 24 outer lane and movable mould board 10 offset, prevent to take place the skew between fixed die plate 11 and the movable mould board 10 under the high pressure condition of moulding plastics.
The outer side of each forming cavity 14 is also provided with a circle of vent grooves 25 arranged on the abutting ring 24, and the two vent grooves 25 are communicated with each other.
The utility model discloses in, make two molding cavity 14 have the same pressure size at the in-process of moulding plastics, prevent to take place the skew between fixed die plate 11 and the movable mould board 10 under the high pressure condition of moulding plastics.
The utility model discloses a theory of operation does: the injection molding liquid is poured into the two molding cavities 14, the injection molding liquid fills the gap between the molding cavities 14 and the core 12 to form the storage box, and then the injection molding liquid extends to the gap between the side edge strip 13 and the side groove 15 to form the side edge of the storage box. After injection molding, the cooling pipe is filled with water to carry out rapid cooling, and then a plurality of ejector rods 21 are ejected out of the storage box at the end corners of the storage box.
The specific embodiments described herein are merely illustrative of the spirit of the invention. Various modifications, additions and substitutions for the specific embodiments described herein may be made by those skilled in the art without departing from the spirit of the invention or exceeding the scope of the invention as defined in the accompanying claims.
Although the movable die plate 10, the fixed die plate 11, the core 12, the side edge strips 13, the molding cavity 14, the side groove 15, the injection port 17, the thermal distribution plate 18, the cooling groove 19, the exchange groove 20, the ejector pins 21, the top block 22, the bottom block 23, the abutment ring 24, the exhaust groove 25, etc., are used more herein, these terms are used only for the convenience of describing and explaining the essence of the present invention; they are to be construed in a manner that is inconsistent with the spirit of the invention.
Claims (10)
1. The utility model provides a full-automatic injection mold that repaiies of plastics receiver overlap, includes movable mould board (10) and fixed die plate (11), its characterized in that, movable mould board (10) in be equipped with two cores (12), the tip that fixed die plate (11) were kept away from in each core (12) is equipped with round side strake (13), fixed die plate (11) on be equipped with two and core (12) one-to-one shaping chamber (14), the tip that each shaping chamber (14) are close to movable mould board (10) is equipped with round side groove (15), when the compound die, side strake (13) keep away from the outer lane terminal surface of movable mould board (10) and the outer lane inner wall of the side groove (15) that corresponds offset, and side strake (13) have the clearance between terminal surface and side groove (15) that are close to fixed die plate (11).
2. The full-automatic trimming injection mold for plastic storage box flashes according to claim 1, characterized in that the fixed mold plate (11) is provided with an injection port (17), the injection port (17) is connected with a heat splitter plate (18), the heat splitter plate (18) is provided with two outlets, and the two outlets are respectively communicated with the two molding cavities (14).
3. The full-automatic trimming injection mold for plastic storage box flashes according to claim 2, characterized in that a plurality of cooling grooves (19) are arranged in each core (12) in a penetrating manner, the cooling grooves (19) are sequentially arranged along the side surface of the core (12) at equal intervals, and the plurality of cooling grooves (19) form a cooling ring.
4. The full-automatic trimming injection mold for plastic storage box flashes according to claim 3, characterized in that a circle of exchange grooves (20) is arranged on the end face of the core (12) away from the fixed mold plate (11), a plurality of cooling grooves (19) are arranged inside the core (12) and communicated with the exchange grooves (20), one end of the cooling groove (19) away from the exchange grooves (20) is connected with one adjacent cooling groove (19), and the plurality of cooling grooves (19) are connected in sequence to form a serpentine tube groove.
5. The full-automatic trimming injection mold for plastic storage box flashes according to claim 4, characterized in that four ejector rods (21) are slidably connected in each core (12), the four ejector rods (21) being located at four corners of the core (12).
6. The full-automatic trimming injection mold for plastic storage box flashes as claimed in claim 5, wherein the core (12) consists of a top block (22) and a bottom block (23), the bottom block (23) is fixedly connected with the fixed mold plate (11), four side surfaces of the top block (22) are inclined, and the cross section of the top block (22) is gradually reduced from one end close to the fixed mold plate (11) to the other end.
7. The full-automatic trimming injection mold for plastic storage box flashes as claimed in claim 6, wherein the bottom block (23) is rectangular.
8. The plastic storage box flash full-automatic trimming injection mold according to claim 7, wherein the joints between the end surfaces of the top blocks (22) are curved.
9. The full-automatic trimming injection mold for plastic storage box flashes according to claim 8, characterized in that a ring of abutting rings (24) is arranged on the fixed mold plate (11), the abutting rings (24) extend out of the fixed mold plate (11) in a direction close to the movable mold plate (10), and the two molding cavities (14) are located in the abutting rings (24).
10. The plastic storage box flash full-automatic trimming injection mold according to claim 9, wherein each forming cavity (14) is further provided with a circle of air discharge grooves (25) arranged on the abutting ring (24) on the outer side, and the two air discharge grooves (25) are communicated with each other.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022445726.XU CN214000366U (en) | 2020-10-28 | 2020-10-28 | Full-automatic trimming injection mold for plastic storage box flash |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022445726.XU CN214000366U (en) | 2020-10-28 | 2020-10-28 | Full-automatic trimming injection mold for plastic storage box flash |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN214000366U true CN214000366U (en) | 2021-08-20 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202022445726.XU Active CN214000366U (en) | 2020-10-28 | 2020-10-28 | Full-automatic trimming injection mold for plastic storage box flash |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN214000366U (en) |
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2020
- 2020-10-28 CN CN202022445726.XU patent/CN214000366U/en active Active
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