CN209738181U - Mould for preparing high polymer product - Google Patents
Mould for preparing high polymer product Download PDFInfo
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- CN209738181U CN209738181U CN201920365316.9U CN201920365316U CN209738181U CN 209738181 U CN209738181 U CN 209738181U CN 201920365316 U CN201920365316 U CN 201920365316U CN 209738181 U CN209738181 U CN 209738181U
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- polymer product
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Abstract
The utility model belongs to the technical field of injection mold, especially, relate to a mould of preparation polymer product. The utility model discloses a mould of preparation polymer product, including mould box body, fixed lid, temperature adjustment case etc. The overflow hole is a slotted hole with a notch, and when an injection molding product is demoulded, the residue in the overflow hole can be separated along with the product; and the cleaning of the residues in the inner overflow groove and the outer overflow groove is facilitated. The temperature of the mold box body can be adjusted according to the melting point and the freezing point of the adopted high polymer material through the spiral pipeline, the temperature adjusting box and the communicated pipeline, so that the integral structure of an injection molded product is uniform; the temperature adjusting box can be internally provided with a water tank and the like, so that liquid filled in the communicated pipeline and the spiral pipeline circulates, and the temperature of the mold box is constant. Meanwhile, after injection molding is finished, the temperature of the box can be adjusted by controlling the temperature, so that the temperature of the mold box body is reduced, the molding efficiency of the polymer product in the cavity is improved, and the product is molded and demolded.
Description
Technical Field
The utility model belongs to the technical field of injection mold, especially, relate to a mould of preparation polymer product.
Background
The polymer material is also a polymer material, and is a material which is prepared by collecting a polymer compound and adding other additives (auxiliaries). The polymer materials comprise plastics, rubber, fibers, films, adhesives, coatings and the like, wherein the plastics, the synthetic fibers and the synthetic rubbers which are called as three major synthetic materials of modern polymers become important materials essential for national economic construction and daily life of people.
The products using high molecular materials are mostly prepared by compression molding or injection molding. Wherein, the injection molding preparation needs a mold matched with a finished product.
The existing plastic and other polymer material forming die has certain disadvantages when in use, and after the die is used, the melt liquid for injection molding is easy to block an overflow hole, thereby influencing the injection molding operation of the die again. And when in injection molding operation, the mold is suddenly changed in cold and heat, and is solidified in a supercooled manner and melted in an overheated manner, so that the uniformity of the injection molded product is influenced.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to overcome above-mentioned not enough, provide a mould of preparation polymer product.
In order to achieve the above object, the utility model discloses a following technical scheme realizes above-mentioned purpose: a mold for preparing a polymer product comprises a mold box body, a fixing cover, a temperature adjusting box and a fan. The die box body is provided with a cavity with an upward opening, an upward convex flange is arranged on the cavity, and a plurality of inner overflow grooves with notches are uniformly arranged on the flange. A spiral pipeline embedded with a surrounding cavity is arranged in the die box body; the spiral pipeline comprises a first through hole positioned at the upper end and a second through hole positioned at the lower end; a first pipeline and a second pipeline are respectively communicated between the temperature adjusting box and the first port and between the temperature adjusting box and the second port; the outlet of the fan is communicated with the first pipeline. The fixed cover is detachably arranged on the die box body through a fastener. The fixed cover is provided with a groove matched with the flange, the groove is provided with an outer overflow groove corresponding to the inner overflow groove, and a notch is arranged below the outer overflow groove.
The overflow holes (inner overflow groove and outer overflow groove) of the utility model are slotted holes with notches, when the injection molding product is demoulded, the residue in the overflow holes can be separated along with the product; and the cleaning of the residues in the inner overflow groove and the outer overflow groove is facilitated. The temperature of the mold box body can be adjusted according to the melting point and the freezing point of the adopted high polymer material through the spiral pipeline, the temperature adjusting box and the communicated pipelines (the first pipeline and the second pipeline) so as to ensure the uniform integral structure of the injection molded product; the temperature adjusting box can be internally provided with a water tank and the like, so that liquid filled in the communicated pipeline and the spiral pipeline circulates, and the temperature of the mold box is constant. Meanwhile, after injection molding is finished, the temperature of the box can be adjusted by controlling the temperature, so that the temperature of the mold box body is reduced, the molding efficiency of the polymer product in the cavity is improved, and the product is molded and demolded.
Meanwhile, the fan communicated with the first pipeline can clean liquid in the spiral pipeline and the like after the mold box body is used, so that the phenomenon that residual substances are left in the spiral pipeline to affect the service life of the mold box body is avoided.
Preferably, a positioning column is arranged on the die box body and is positioned on the outer side of the flange; and a positioning hole matched with the positioning column is arranged below the fixing cover. The positioning hole and the positioning column are matched for operation, so that the fixing cover and the die box body can be conveniently and rapidly installed in a matched mode, and the inner overflow groove and the outer overflow groove are ensured to be aligned for use.
Preferably, a three-way valve is arranged on the first pipeline; three valve ports of the three-way valve are respectively communicated with the fan, the temperature adjusting box and the spiral pipeline. Adopt three way valve door to be convenient for the operator to select temperature adjustment case or fan to communicate through first pipeline and helical pipeline according to the demand, facilitate the use operation.
Preferably, the fixing cover is provided with an injection port, and the inner wall of the injection port is provided with a heating pipe. The heating pipe of the injection opening can prevent the molten liquid from solidifying and blocking the injection opening during injection molding. The injection opening can be set into a pipeline shape which is gradually reduced from bottom to top, so that the flow rate of the molten liquid entering the cavity can be increased, and the blockage of the injection opening is further avoided.
Preferably, the die box body is arranged on the base through a support; a pushing cylinder is further arranged in the middle of the base; the bottom wall of the cavity is provided with a stripper plate matched with the cavity, and a pushing hole is formed below the die box body; the upper portion of the push cylinder extends upwardly through a push aperture and is connected to the underside of the stripper plate. The demoulding plate and the pushing cylinder are additionally arranged, so that a formed product can be separated from the cavity conveniently. The demoulding plate can be provided with an anti-sticking wear-resisting layer, so that the service life is prolonged.
Preferably, the temperature adjustment tank includes a cooler, a heater, and a water tank. The temperature adjusting box circularly conveys water in the water tank to the spiral pipeline through the first pipeline, the second pipeline and other pipelines, and is used for heat preservation, cooling and the like. When the mould box body is used, residual water in the spiral pipeline can be conveyed into the water tank through the second pipeline by the fan.
Preferably, a movable handle is arranged on the fixed cover. The fixed cover can be conveniently installed and detached by an operator by moving the handle.
Preferably, the fastener is a bolt with a nut; the die box body is provided with a plurality of lower fixing holes, and nut grooves are formed below the lower fixing holes; the fixing cover is provided with an upper fixing hole matched and corresponding to the lower fixing hole; when the fixed cover and the die box body are fixedly installed, the bolt sequentially escapes from the upper fixed hole and the lower fixed hole to be connected with the nut positioned in the nut groove. When the nut is used, the nut is placed in the nut groove, and then the bolt sequentially penetrates through the upper fixing hole and the lower fixing hole and is fixedly connected with the nut.
Preferably, the inner walls of the inner overflow groove and the outer overflow groove are provided with protective layers. The protective layer can be a heat-insulating layer or a wear-resistant layer and the like and is used for prolonging the service life of the inner overflow groove and the outer overflow groove.
Preferably, the fixed cover is provided with an air outlet channel. The utility model discloses during the use, gas, steam etc. in the cavity can be followed the gas outlet duct and discharged.
By adopting the technical scheme, the beneficial effects of the utility model are that: the utility model discloses a mold for preparing polymer products, wherein overflow holes (inner overflow groove and outer overflow groove) are slotted holes with notches, and when an injection molding product is demolded, the residue in the overflow holes can be separated along with the product; and the cleaning of the residues in the inner overflow groove and the outer overflow groove is facilitated. The temperature of the mold box body can be adjusted according to the melting point and the freezing point of the adopted high polymer material through the spiral pipeline, the temperature adjusting box and the communicated pipelines (the first pipeline and the second pipeline) so as to ensure the uniform integral structure of the injection molded product; the temperature adjusting box can be internally provided with a water tank and the like, so that liquid filled in the communicated pipeline and the spiral pipeline circulates, and the temperature of the mold box is constant. Meanwhile, after injection molding is finished, the temperature of the box can be adjusted by controlling the temperature, so that the temperature of the mold box body is reduced, the molding efficiency of the polymer product in the cavity is improved, and the product is molded and demolded.
Drawings
Fig. 1 is a schematic structural view of the present invention;
Fig. 2 is a schematic top view of the fixing cover.
Description of reference numerals: (1, a die box body; 11, a cavity body; 12, a flange; 13, an inner overflow groove; 14, a positioning column; 15, a pushing hole; 16, a lower fixing hole; 17, a nut groove; 10, a protective layer; 2, a fixing cover; 21, a groove; 22, an outer overflow groove; 23, a positioning hole; 24, an injection port; 25, a heating pipe; 26, a moving handle; 27, an upper fixing hole; 28, an air outlet channel; 3, a temperature adjusting box; 31, a cooler; 32, a heater; 33, a water tank; 4, a fan; 5, a spiral pipeline; 51, a first through port; 52, a second through port; 61, a first pipeline; 62, a second pipeline; 63, a three-way valve; 7, a fastener; 71, a nut; 72, a bolt; 8, a base; 81, a support column; 91, a pushing cylinder; 92, a stripping plate; 93, an anti-sticking wear-resistant layer).
Detailed Description
In order to make the technical solution of the present invention clearer and clearer, the present invention will be described in detail with reference to the accompanying drawings and the detailed description.
Example 1
As shown in fig. 1-2, the utility model relates to a mold for preparing polymer products, which comprises a mold box body 1, a fixed cover 2, a temperature adjusting box 3 and a fan 4. The die box body 1 is provided with a cavity 11 with an upward opening, an upward convex flange 12 is arranged on the cavity 11, and a plurality of inner overflow grooves 13 with notches are uniformly arranged on the flange 12. A spiral pipeline 5 surrounding the cavity is embedded in the die box body 1; the spiral duct 5 comprises a first through opening 51 at the upper end and a second through opening 52 at the lower end; a first duct 61 and a second duct 62 are respectively communicated between the temperature adjustment tank 3 and the first port 51 and the second port 52; the outlet of the fan 4 communicates with a first duct 61. The fixed cover 2 is detachably arranged on the die case body 1 through a fastener 7. The fixed cover 2 is provided with a groove 21 matched with the flange 12, the groove 21 is provided with an outer overflow groove 22 corresponding to the inner overflow groove 13, and the lower part of the outer overflow groove 22 is a notch.
The overflow holes (the inner overflow groove 13 and the outer overflow groove 22) of the utility model are slotted holes with notches, when the injection molding product is demoulded, the residue in the overflow holes can be separated along with the product; and also facilitates the cleaning of the residues in the inner overflow launder 13 and the outer overflow launder 22. The temperature of the mold box body 1 can be adjusted according to the melting point and the freezing point of the adopted high polymer material through the spiral pipeline 5, the temperature adjusting box 3 and the communicated pipelines (the first pipeline 61 and the second pipeline 62) so as to ensure the uniform integral structure of the injection molded product; the temperature adjusting box 1 can be internally provided with a water tank and the like, so that the communicated pipeline and liquid filled in the spiral pipeline 5 are circulated, and the temperature of the mould box body 1 is constant. Meanwhile, after injection molding is finished, the temperature of the temperature adjusting box 3 can be controlled to reduce the temperature of the mold box body 1, so that the molding efficiency of polymer products in the cavity is improved, and the product molding and demolding are facilitated.
Meanwhile, the first pipeline 61 is communicated with the fan 4, so that after the mold box body 1 is used, liquid in the spiral pipeline 5 can be cleaned, and the like, and the phenomenon that residual substances are left in the spiral pipeline 5 to influence the service life of the mold box body 1 is avoided.
A positioning column 14 is arranged on the die box body 1, and the positioning column 14 is positioned on the outer side of the flange 11; a positioning hole 23 matched with the positioning column 14 is arranged below the fixed cover 2. The positioning hole 23 and the positioning column 14 are matched for operation, so that the fixing cover 2 and the die box body 1 can be conveniently and rapidly installed in a matched mode, and the inner overflow groove 13 and the outer overflow groove 22 are ensured to be aligned for use.
A three-way valve 63 is arranged on the first pipeline 62; three valve ports of the three-way valve 63 are respectively communicated with the fan 4, the temperature adjusting box 3 and the spiral pipeline 5. Adopt three way valve 63 to be convenient for the operator according to the demand selection temperature adjustment case 3 or fan 4 through first pipeline 61 and helical pipeline 5 intercommunication, facilitate the use operation.
The fixed cover 2 is provided with an injection port 24, and the inner wall of the injection port 24 is provided with a heating pipe 25. The heating pipe 25 of the sprue 24 prevents the melt from solidifying and blocking the sprue 24 during injection. The injection port 24 may be configured to have a shape of a pipe gradually decreasing from bottom to top, so as to increase the flow rate of the molten liquid entering the cavity 11, and further avoid the blockage of the injection port 24.
The temperature adjustment tank 3 includes a cooler 31, a heater 32, and a water tank 33. The temperature adjustment tank 3 circularly conveys the water in the water tank 33 to the spiral pipe 5 through pipes such as the first pipe 61 and the second pipe 62, and is used for heat preservation, temperature reduction and the like. When the use of the mould box 1 is finished, the residual water in the spiral pipe 5 can be conveyed to the water tank 33 through the second pipe 62 by the fan 4.
The upper surface of the fixed cover 2 is provided with a movable handle 26. The movable handle 26 can facilitate the operator to mount and dismount the fixed cover 2.
The fastener 7 is a bolt 72 with a nut 71; the die box body 1 is provided with a plurality of lower fixing holes 16, and nut grooves 17 are arranged below the lower fixing holes 16. The fixed cover 2 is provided with an upper fixed hole 27 matched and corresponding to the lower fixed hole 16; when the fixing cover 2 and the mold box 1 are fixedly installed, the bolt 72 passes through the upper fixing hole 16 and the lower fixing hole 27 in sequence and is connected with the nut 71 positioned in the nut groove 17. When the nut 71 is used, the nut 71 is placed in the nut groove 17, and then the bolt 72 sequentially penetrates through the upper fixing hole 16 and the lower fixing hole 27 and is fixedly connected with the nut 71.
The inner walls of the inner overflow groove 13 and the outer overflow groove 22 are both provided with a protective layer 10. The protective layer 10 may be a thermal insulation layer or an abrasion resistant layer, etc. for improving the service life of the inner overflow chute 13 and the outer overflow chute 22.
An air outlet channel 28 is arranged on the fixed cover 2. When the utility model is used, the gas, the hot gas and the like in the cavity 11 can be discharged from the gas outlet channel.
Example 2
As shown in fig. 1-2 and fig. 1-2, the present invention relates to a mold for preparing polymer products, which comprises a mold case body 1, a fixing cover 2, a temperature adjusting case 3 and a fan 4. The die box body 1 is provided with a cavity 11 with an upward opening, an upward convex flange 12 is arranged on the cavity 11, and a plurality of inner overflow grooves 13 with notches are uniformly arranged on the flange 12. A spiral pipeline 5 surrounding the cavity is embedded in the die box body 1; the spiral duct 5 comprises a first through opening 51 at the upper end and a second through opening 52 at the lower end; a first duct 61 and a second duct 62 are respectively communicated between the temperature adjustment tank 3 and the first port 51 and the second port 52; the outlet of the fan 4 communicates with a first duct 61. The fixed cover 2 is detachably arranged on the die case body 1 through a fastener 7. The fixed cover 2 is provided with a groove 21 matched with the flange 12, the groove 21 is provided with an outer overflow groove 22 corresponding to the inner overflow groove 13, and the lower part of the outer overflow groove 22 is a notch.
The overflow holes (the inner overflow groove 13 and the outer overflow groove 22) of the utility model are slotted holes with notches, when the injection molding product is demoulded, the residue in the overflow holes can be separated along with the product; and also facilitates the cleaning of the residues in the inner overflow launder 13 and the outer overflow launder 22. The temperature of the mold box body 1 can be adjusted according to the melting point and the freezing point of the adopted high polymer material through the spiral pipeline 5, the temperature adjusting box 3 and the communicated pipelines (the first pipeline 61 and the second pipeline 62) so as to ensure the uniform integral structure of the injection molded product; the temperature adjusting box 1 can be internally provided with a water tank and the like, so that the communicated pipeline and liquid filled in the spiral pipeline 5 are circulated, and the temperature of the mould box body 1 is constant. Meanwhile, after injection molding is finished, the temperature of the temperature adjusting box 3 can be controlled to reduce the temperature of the mold box body 1, so that the molding efficiency of polymer products in the cavity is improved, and the product molding and demolding are facilitated.
Meanwhile, the first pipeline 61 is communicated with the fan 4, so that after the mold box body 1 is used, liquid in the spiral pipeline 5 can be cleaned, and the like, and the phenomenon that residual substances are left in the spiral pipeline 5 to influence the service life of the mold box body 1 is avoided.
A positioning column 14 is arranged on the die box body 1, and the positioning column 14 is positioned on the outer side of the flange 11; a positioning hole 23 matched with the positioning column 14 is arranged below the fixed cover 2. The positioning hole 23 and the positioning column 14 are matched for operation, so that the fixing cover 2 and the die box body 1 can be conveniently and rapidly installed in a matched mode, and the inner overflow groove 13 and the outer overflow groove 22 are ensured to be aligned for use.
A three-way valve 63 is arranged on the first pipeline 62; three valve ports of the three-way valve 63 are respectively communicated with the fan 4, the temperature adjusting box 3 and the spiral pipeline 5. Adopt three way valve 63 to be convenient for the operator according to the demand selection temperature adjustment case 3 or fan 4 through first pipeline 61 and helical pipeline 5 intercommunication, facilitate the use operation.
The fixed cover 2 is provided with an injection port 24, and the inner wall of the injection port 24 is provided with a heating pipe 25. The heating pipe 25 of the sprue 24 prevents the melt from solidifying and blocking the sprue 24 during injection. The injection port 24 may be configured to have a shape of a pipe gradually decreasing from bottom to top, so as to increase the flow rate of the molten liquid entering the cavity 11, and further avoid the blockage of the injection port 24.
The temperature adjustment tank 3 includes a cooler 31, a heater 32, and a water tank 33. The temperature adjustment tank 3 circularly conveys the water in the water tank 33 to the spiral pipe 5 through pipes such as the first pipe 61 and the second pipe 62, and is used for heat preservation, temperature reduction and the like. When the use of the mould box 1 is finished, the residual water in the spiral pipe 5 can be conveyed to the water tank 33 through the second pipe 62 by the fan 4.
The upper surface of the fixed cover 2 is provided with a movable handle 26. The movable handle 26 can facilitate the operator to mount and dismount the fixed cover 2.
The utility model also comprises a base 8, the mould box body 1 is arranged on the base 8 through a support 81; a pushing cylinder 91 is further arranged in the middle of the base 8; the bottom wall of the cavity 11 is provided with a stripping plate 92 matched with the cavity, and a pushing hole 15 is arranged below the mould box body 1; the push cylinder 91 extends upwardly at its upper portion through the push hole 15 to be connected to the underside of the stripper plate 92. The demoulding plate 92 and the pushing cylinder 91 are additionally arranged, so that a formed product can be separated from the cavity 11 conveniently. The stripper plate 92 may be provided with an anti-stick wear layer 93 to improve service life.
Of course, the present invention may have other embodiments, and those skilled in the art may make various corresponding changes and modifications according to the present invention without departing from the spirit and the essence of the present invention, and these corresponding changes and modifications should fall within the protection scope of the appended claims.
Claims (10)
1. A mould for preparing a high polymer product is characterized in that: comprises a mould box body, a fixed cover, a temperature adjusting box and a fan; the die box body is provided with a cavity with an upward opening, an upward convex flange is arranged on the cavity, and a plurality of inner overflow grooves with notches are uniformly arranged on the flange; a spiral pipeline embedded with a surrounding cavity is arranged in the die box body; the spiral pipeline comprises a first through hole positioned at the upper end and a second through hole positioned at the lower end; a first pipeline and a second pipeline are respectively communicated between the temperature adjusting box and the first port and between the temperature adjusting box and the second port; the outlet of the fan is communicated with the first pipeline; the fixed cover is detachably arranged on the upper surface of the mould box body through a fastener; the fixed cover is provided with a groove matched with the flange, the groove is provided with an outer overflow groove corresponding to the inner overflow groove, and a notch is arranged below the outer overflow groove.
2. a mold for producing a polymer product according to claim 1, wherein: a positioning column is arranged on the die box body and is positioned outside the flange; and a positioning hole matched with the positioning column is arranged below the fixing cover.
3. A mold for producing a polymer product according to claim 1, wherein: a three-way valve is arranged on the first pipeline; three valve ports of the three-way valve are respectively communicated with the fan, the temperature adjusting box and the spiral pipeline.
4. A mold for producing a polymer product according to claim 1, wherein: the fixed cover is provided with an injection opening, and the inner wall of the injection opening is provided with a heating pipe.
5. A mold for producing a polymer product according to claim 1, wherein: the die box body is arranged on the base through a support; a pushing cylinder is further arranged in the middle of the base; the bottom wall of the cavity is provided with a stripper plate matched with the cavity, and a pushing hole is formed below the die box body; the upper portion of the push cylinder extends upwardly through a push aperture and is connected to the underside of the stripper plate.
6. A mold for producing a polymer product according to claim 1, wherein: the temperature adjustment tank includes a cooler, a heater, and a water tank.
7. A mold for producing a polymer product according to claim 1, wherein: a movable handle is arranged on the fixed cover.
8. A mold for producing a polymer product according to claim 1, wherein: the fastener is a bolt with a nut; the die box body is provided with a plurality of lower fixing holes, and nut grooves are formed below the lower fixing holes; the fixing cover is provided with an upper fixing hole matched and corresponding to the lower fixing hole; when the fixed cover and the die box body are fixedly installed, the bolt sequentially escapes from the upper fixed hole and the lower fixed hole to be connected with the nut positioned in the nut groove.
9. A mold for producing a polymer product according to claim 1, wherein: and protective layers are arranged on the inner walls of the inner overflow groove and the outer overflow groove.
10. A mold for producing a polymer product according to claim 1, wherein: an air outlet channel is arranged on the fixed cover.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920365316.9U CN209738181U (en) | 2019-03-21 | 2019-03-21 | Mould for preparing high polymer product |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920365316.9U CN209738181U (en) | 2019-03-21 | 2019-03-21 | Mould for preparing high polymer product |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN209738181U true CN209738181U (en) | 2019-12-06 |
Family
ID=68717749
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201920365316.9U Active CN209738181U (en) | 2019-03-21 | 2019-03-21 | Mould for preparing high polymer product |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN209738181U (en) |
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2019
- 2019-03-21 CN CN201920365316.9U patent/CN209738181U/en active Active
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