CN212764538U - Injection mold for outer water tank of water purifier - Google Patents
Injection mold for outer water tank of water purifier Download PDFInfo
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- CN212764538U CN212764538U CN202021555535.2U CN202021555535U CN212764538U CN 212764538 U CN212764538 U CN 212764538U CN 202021555535 U CN202021555535 U CN 202021555535U CN 212764538 U CN212764538 U CN 212764538U
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Abstract
The utility model provides an injection mold for an outer water tank of a water purifier, the injection mold is fixed on an injection molding machine, the injection mold comprises a lower bottom plate, a lower template, an upper template and an upper bottom plate, two cushion blocks are arranged on the lower bottom plate at intervals, the lower template is fixed on the lower bottom plate through the cushion blocks, a lower mold core is arranged in the middle of the lower template, a push plate is arranged at the bottom of the lower mold core in a penetrating way, a groove is arranged on the top surface of the lower mold core, a jacking block is arranged in the groove, the thickness of the jacking block is smaller than the height of the groove, an ejection mechanism is arranged on the lower bottom plate between the two cushion blocks, the ejection mechanism comprises a first ejection assembly and a second ejection assembly, after the upper template and the lower template are separated by injection molding, the jacking rod of the injection molding machine, the first ejection; the utility model discloses aim at improving current water purifier outer water tank injection mold and can appear sticking the mould phenomenon when the drawing of patterns, lead to the problem of product bottom surface fracture.
Description
Technical Field
The utility model relates to an injection mould particularly, relates to a water purifier outer water tank injection mold.
Background
The outer water tank of water purifier generally uses injection mold to produce, when production, injection mold places in the injection molding machine, heat plastics through the injection molding machine, apply the high pressure to melting plastics again, make it jet out the die cavity that is full of the mould from the runner, treat and demold after the product cooling shaping and take out the product, the bottom surface of outer water tank generally can set up water supply connector, water connectors, when the drawing of patterns, water supply connector, the mold sticking phenomenon can appear in water connectors department, if take off by force, then can lead to outer water tank product bottom surface fracture.
In view of the above, the inventor of the present application invented an injection mold for an external water tank of a water purifier.
Disclosure of Invention
The utility model provides an outer water tank injection mold of water purifier aims at improving the outer water tank injection mold of current water purifier and can appear the sticking die phenomenon when the drawing of patterns, leads to the problem of product bottom surface fracture.
The utility model discloses a realize like this:
an injection mold for an outer water tank of a water purifier is fixed on an injection molding machine, the injection mold sequentially comprises a lower bottom plate, a lower template, an upper template and an upper bottom plate from bottom to top, two cushion blocks are respectively arranged on the lower bottom plate in parallel at intervals, the lower template is fixed on the lower bottom plate through the cushion blocks,
the middle part of the lower template is provided with a lower mold core, the bottom of the lower mold core is provided with a push plate in a penetrating way, the top surface of the lower mold core is provided with a groove, a top block is arranged in the groove, the thickness of the top block is smaller than the height of the groove,
an ejection mechanism is arranged on the lower bottom plate between the two cushion blocks and comprises a first ejection assembly and a second ejection assembly,
the first ejection assembly comprises a first ejector plate and a plurality of first connecting columns, the first ejector plate is placed on the lower base plate, the bottom ends of the first connecting columns are fixed on the first ejector plate, the top ends of the first connecting columns penetrate through the lower die plate and are fixedly connected with the push plate, the lower base plate is provided with a through hole, an ejector rod of the injection molding machine penetrates through the through hole and is abutted against the first ejector plate,
the second ejection assembly comprises a second ejector plate, a pressing plate, a plurality of second connecting columns and a plurality of limiting columns, the second ejector plate is fixed on the first ejector plate through bolts and located below the lower core, the middle parts of the opposite sides of the first ejector plate and the second ejector plate are equally divided into a first groove and a second groove which are correspondingly arranged, the pressing plate is placed in the second groove, a plurality of compression springs abutted to the pressing plate are arranged in the first groove, the bottom end of the second connecting column penetrates through the second ejector plate and is fixed on the pressing plate, the top end of the second connecting column penetrates through the lower die plate, the lower core is fixedly connected with the ejector block, the top surface of the ejector block is flush with the top surface of the lower core, the bottom end of the limiting column penetrates through the second ejector plate and is fixed on the pressing plate, the top end of the second ejector plate protrudes out of the top surface of the second ejector plate, and after the injection molding is completed, the upper die plate and, And the second ejector plate jacks up, the first ejector plate and the second ejector plate move upwards, after the limiting column is abutted against the bottom surface of the lower template, the first ejector plate and the second ejector plate continue to move upwards, and the pressing plate and the ejector block are unchanged in position under the action of the limiting column so that the ejector block is separated from the bottom surface of the outer water tank product.
Furthermore, four corners of the second ejector plate are respectively provided with a vertical guide post, and the top end of the vertical guide post is arranged on the lower template in a penetrating mode to provide a guiding effect for the movement of the first ejector plate and the second ejector plate.
Further, the middle part of lower bolster is provided with the standing groove, the standing groove is the step groove, lower core is placed in the standing groove, the push pedal is placed on the step face of standing groove.
Furthermore, a plurality of side sliding blocks are arranged on the lower template around the lower mold core in a sliding mode respectively, each side sliding block is closed to be close to the outer side wall of the lower mold core and matched with the outer side wall of the lower mold core to form a mold cavity, a cavity is arranged on the upper template, the cavity is matched with the size of the closed side sliding block, so that the side sliding blocks can be accommodated in the cavity when the upper template and the lower template are assembled, an upper mold core corresponding to the lower mold core is arranged at the bottom of the cavity, the upper template and the lower template are assembled when injection molding is conducted, the mold cavity is closed by the upper mold core, and products are formed through the matching of the mold cavity, the lower mold core and the upper mold.
Furthermore, four corners of the top surface of the lower template are respectively and correspondingly provided with a cube positioning block, a vertical positioning plate is arranged on the side surface of each two adjacent positioning blocks, a guide rail parallel to the lower template is arranged in the middle of the vertical positioning plate, and the side sliding block is slidably arranged between the two adjacent positioning blocks through the guide rail.
Furthermore, a plurality of electric cylinders corresponding to the side sliding blocks are arranged on the lower template, one end of a piston rod of each electric cylinder is fixedly connected with the side sliding block, and the side sliding blocks move back and forth on the guide rail under the pushing of the electric cylinders.
The utility model has the advantages that:
the utility model discloses after the injection molding is accomplished cope match-plate pattern and lower bolster separately, drive the side slide through the electric jar and remove and break away from the product, after the knockout pin through the injection molding machine with first thimble board, the jack-up of second thimble board, core and the product on the lower die core move up under the drive of first spliced pole, the drive of second spliced pole, after spacing capital end and lower bolster bottom surface butt, first thimble board, the upward movement of second thimble board continues, lower die core and product also continue to move upward, clamp plate and the kicking block of being connected with the clamp plate are all unchangeable under the effect of spacing post, make the kicking block break away from the bottom surface of outer water tank product earlier, avoid the product bottom surface fracture phenomenon because of sticking phenomenon, the clamp plate pushes down makes compression spring take place deformation simultaneously, after the drawing of patterns is accomplished, the knockout pin of injection molding machine gets back to the normal position, first thimble board, the second thimble board, the lower die core gets back to the normal position under the, the pressing plate returns to the original position under the reaction of the compression spring, and then the next injection molding is carried out.
Drawings
In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the drawings that are required to be used in the embodiments will be briefly described below, it should be understood that the following drawings only illustrate some embodiments of the present invention, and therefore should not be considered as limiting the scope, and for those skilled in the art, other related drawings can be obtained according to the drawings without inventive efforts.
Fig. 1 is a schematic structural diagram of the present invention;
FIG. 2 is a schematic structural view of the middle and lower templates of the present invention;
fig. 3 is a schematic structural view of the upper die plate of the present invention;
fig. 4 is a schematic structural view of the middle lower plate, the first ejection assembly, the second ejection assembly and the lower core of the present invention;
fig. 5 is an exploded view of the present invention;
fig. 6 is a schematic structural view of a second ejector plate according to the present invention.
Description of the main elements
The lower base plate 1, the through holes 11,
the lower template 2, the lower mold core 21, the groove 211, the top block 212, the push plate 22, the placing groove 23, the positioning block 24, the vertical positioning plate 241,
the upper die plate 3, the cavity 31, the upper core 32,
the upper bottom plate (4) is provided with a plurality of grooves,
the lower bottom plate (5) is provided with a plurality of grooves,
the number of the cushion blocks 6 is less than the number of the cushion blocks,
the lateral slide 7, the electric cylinder 71,
the first ejector plate 8, the first connecting post 81, the first groove 82, the compression spring 83,
the ejector plate structure comprises a second ejector plate 9, a pressing plate 91, a second connecting column 92, a limiting column 93, a vertical guide column 94 and a second groove 95.
Detailed Description
To make the objects, technical solutions and advantages of the embodiments of the present invention clearer, the drawings of the embodiments of the present invention are combined to clearly and completely describe the technical solutions of the embodiments of the present invention, and obviously, the described embodiments are some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention. Thus, the following detailed description of the embodiments of the present invention, presented in the accompanying drawings, is not intended to limit the scope of the invention, as claimed, but is merely representative of selected embodiments of the invention. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.
In the present invention, unless otherwise expressly stated or limited, the terms "mounted," "connected," and "fixed" are to be construed broadly and may, for example, be fixedly connected, detachably connected, or integrally formed; can be mechanically or electrically connected; either directly or indirectly through intervening media, either internally or in any other relationship. The specific meaning of the above terms in the present invention can be understood according to specific situations by those skilled in the art.
In the present disclosure, unless expressly stated or limited otherwise, the first feature "on" or "under" the second feature may comprise direct contact between the first and second features, or may comprise contact between the first and second features not directly. Also, the first feature being "on," "above" and "over" the second feature includes the first feature being directly on and obliquely above the second feature, or merely indicating that the first feature is at a higher level than the second feature. A first feature being "under," "below," and "beneath" a second feature includes the first feature being directly under and obliquely below the second feature, or simply meaning that the first feature is at a lesser elevation than the second feature.
Embodiment 1, referring to fig. 1 to 6, an injection mold for an outer water tank of a water purifier is fixed on an injection molding machine, and the injection mold sequentially comprises a lower base plate 51, a lower base plate 2, an upper base plate 3 and an upper base plate 4 from bottom to top, wherein two cushion blocks 6 are respectively arranged on the lower base plate 51 in parallel at intervals, and the lower base plate 2 is fixed on the lower base plate 51 through the cushion blocks 6.
The middle of the lower template 2 is provided with a lower mold core 21, a push plate 22 is arranged at the bottom of the lower mold core 21 in a penetrating mode, a placing groove 23 is formed in the middle of the lower template 2, the placing groove 23 is a step groove, the lower mold core 21 is placed in the placing groove 23, the push plate 22 is placed on the step surface of the placing groove 23, a groove 211 is formed in the top surface of the lower mold core 21, a top block 212 is arranged in the groove 211, and the thickness of the top block 212 is smaller than the height of the groove 211.
The lower die plate 2 positioned around the lower die core 21 is provided with a plurality of side sliders 7 in a sliding manner, four corners of the top surface of the lower die plate 2 are respectively and correspondingly provided with square positioning blocks 24, the side surfaces of every two adjacent positioning blocks 24 close to each other are respectively provided with a vertical positioning plate 241, the middle part of each vertical positioning plate 241 is provided with a guide rail parallel to the lower die plate 2, the side sliders 7 are slidably arranged between the two adjacent positioning blocks 24 through the guide rails, the lower die plate 2 is provided with a plurality of electric cylinders 71 corresponding to the side sliders 7, one end of a piston rod of each electric cylinder 71 is fixedly connected with the side sliders 7, and the side sliders 7 move back and forth on the guide rails under the pushing of the electric cylinders 71 to be folded.
Each side sliding block 7 is close to the outer side wall of the lower mold core 21 after being folded and is matched with the outer side wall of the lower mold core 21 to form a mold cavity, a cavity 31 is arranged on the upper mold plate 3, the cavity 31 is matched with the size of the folded side sliding block 7, so that the cavity 31 can accommodate the side sliding block 7 when the upper mold plate 3 and the lower mold plate 2 are assembled, an upper mold core 32 corresponding to the lower mold core 21 is arranged at the bottom of the cavity 31, when injection molding is carried out, the upper mold plate 3 and the lower mold plate 2 are assembled, the mold cavity is closed by the upper mold core 32, and a product is formed through the matching of the mold cavity, the lower mold core.
An ejection mechanism is arranged on the lower bottom plate 51 between the two cushion blocks 6, and the ejection mechanism comprises a first ejection assembly and a second ejection assembly.
Wherein, first ejection assembly includes first thimble board 8, a plurality of first connector strut 81, first thimble board 8 is placed on lower plate 51, the bottom of first connector strut 81 is all fixed on first thimble board 8, lower bolster 2 and push pedal 22 fixed connection are passed on its top, be provided with through-hole 11 on the lower plate 51, the knockout bar of injection molding machine passes through-hole 11 and 8 butts of first thimble board, accomplish cope match-plate pattern 3 and lower bolster 2 and part the back at moulding plastics, the knockout bar of injection molding machine is with 8 liftings of first thimble board.
Wherein, the second ejection assembly comprises a second ejector plate 9, a pressing plate 91, a plurality of second connecting columns 92 and a plurality of limiting columns 93, the second ejector plate 9 is fixed on the first ejector plate 8 through bolts, the four corners of the second ejector plate 9 are respectively provided with vertical guide columns 94, the top ends of the vertical guide columns 94 penetrate through the lower template 2 to provide a guide effect for the movement of the first ejector plate 8 and the second ejector plate 9, the middle parts of the opposite side surfaces of the first ejector plate 8 and the second ejector plate 9 which are positioned below the lower mold core 21 are respectively and correspondingly provided with a first groove 82 and a second groove 95, the pressing plate 91 is placed in the second groove 95, a plurality of compression springs 83 which are abutted against the pressing plate 91 are arranged in the first groove 82, the bottom end of the second connecting column 92 penetrates through the second ejector plate 9 and is fixed on the pressing plate 91, the top end thereof penetrates through the lower template 2 and the lower mold core 21 and is fixedly connected with the ejector block 212, and the top surface of the top block 212 is flush with the top surface of the lower core 21, the bottom end of the limit column 93 passes through the second ejector plate 9 and is fixed on the pressing plate 91, and the top end of the limit column protrudes out of the top surface of the second ejector plate 9.
The utility model discloses after accomplishing cope match-plate pattern 3 and lower bolster 2 separately moulding plastics, drive the side slide 7 through electric jar 71 and remove and break away from the product, with first thimble board 8 at the knockout rod through the injection molding machine, second thimble board 9 jack-up, at first spliced pole 81, the product rebound on core 21 and the lower core 21 under the drive of second spliced pole 92, after spacing post 93 top and lower bolster 2 bottom surface butt, first thimble board 8, second thimble board 9 continues the rebound, lower core 21 and product also continue the rebound, clamp plate 91 and the kicking block 212 of being connected with clamp plate 91 are all unchangeable in the effect of spacing post 93 position, make the kicking block 212 take off the bottom surface of outer water tank product earlier, avoid the product bottom surface fracture phenomenon because of sticking the mould phenomenon causes, clamp plate 91 pushes down simultaneously and makes compression spring 83 take place, after the drawing of patterns is accomplished, the knockout rod of injection molding machine gets back to the normal position, first thimble board 8, first thimble board, second thimble board 8, second thimble board 9, second, The second ejector plate 9 and the lower core 21 return to the original positions under the action of self weight, the pressing plate 91 also returns to the original positions under the reaction of the compression spring 83, and then the next injection molding is carried out.
The above description is only a preferred embodiment of the present invention and is not intended to limit the present invention, and various modifications and changes may be made by those skilled in the art. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.
Claims (6)
1. An injection mold of an outer water tank of a water purifier is fixed on an injection molding machine, the injection mold sequentially comprises a lower bottom plate, a lower template, an upper template and an upper bottom plate from bottom to top, two cushion blocks are respectively arranged on the lower bottom plate in parallel at intervals, the lower template is fixed on the lower bottom plate through the cushion blocks, the injection mold is characterized in that,
the middle part of the lower template is provided with a lower mold core, the bottom of the lower mold core is provided with a push plate in a penetrating way, the top surface of the lower mold core is provided with a groove, a top block is arranged in the groove, the thickness of the top block is smaller than the height of the groove,
an ejection mechanism is arranged on the lower bottom plate between the two cushion blocks and comprises a first ejection assembly and a second ejection assembly,
the first ejection assembly comprises a first ejector plate and a plurality of first connecting columns, the first ejector plate is placed on the lower base plate, the bottom ends of the first connecting columns are fixed on the first ejector plate, the top ends of the first connecting columns penetrate through the lower die plate and are fixedly connected with the push plate, the lower base plate is provided with a through hole, an ejector rod of the injection molding machine penetrates through the through hole and is abutted against the first ejector plate,
the second ejection assembly comprises a second ejector plate, a pressing plate, a plurality of second connecting columns and a plurality of limiting columns, the second ejector plate is fixed on the first ejector plate through bolts and located below the lower core, the middle parts of the opposite sides of the first ejector plate and the second ejector plate are equally divided into a first groove and a second groove which are correspondingly arranged, the pressing plate is placed in the second groove, a plurality of compression springs abutted to the pressing plate are arranged in the first groove, the bottom end of the second connecting column penetrates through the second ejector plate and is fixed on the pressing plate, the top end of the second connecting column penetrates through the lower die plate, the lower core is fixedly connected with the ejector block, the top surface of the ejector block is flush with the top surface of the lower core, the bottom end of the limiting column penetrates through the second ejector plate and is fixed on the pressing plate, the top end of the second ejector plate protrudes out of the top surface of the second ejector plate, and after the injection molding is completed, the upper die plate and, And the second ejector plate jacks up, the first ejector plate and the second ejector plate move upwards, after the limiting column is abutted against the bottom surface of the lower template, the first ejector plate and the second ejector plate continue to move upwards, and the pressing plate and the ejector block are unchanged in position under the action of the limiting column so that the ejector block is separated from the bottom surface of the outer water tank product.
2. The injection mold for the outer water tank of the water purifier as recited in claim 1, wherein: and the four corners of the second ejector retainer plate are respectively provided with a vertical guide post, and the top ends of the vertical guide posts penetrate through the lower template to provide a guide effect for the movement of the first ejector retainer plate and the second ejector retainer plate.
3. The injection mold for the outer water tank of the water purifier as recited in claim 1, wherein: the middle part of lower bolster is provided with the standing groove, the standing groove is the step groove, the lower core is placed in the standing groove, the push pedal is placed on the step face of standing groove.
4. The injection mold for the outer water tank of the water purifier as recited in claim 1, wherein: the lower die plate around the lower die core is provided with a plurality of side sliding blocks in a sliding mode respectively, each side sliding block is close to the outer side wall of the lower die core after being folded and is matched with the outer side wall of the lower die core to form a die cavity, the upper die plate is provided with a cavity, the cavity is matched with the folded side sliding blocks in size, so that the cavity can contain the side sliding blocks when the upper die plate and the lower die plate are combined, the bottom of the cavity is provided with an upper die core corresponding to the lower die core, the upper die plate and the lower die plate are combined in a die during injection molding, the upper die core closes the die cavity, and a product is formed through the matching of the die cavity, the lower.
5. The injection mold for the outer water tank of the water purifier as recited in claim 4, wherein: four corners of the top surface of the lower template are respectively and correspondingly provided with a cube positioning block, the side surfaces of every two adjacent positioning blocks, which are close to each other, are respectively provided with a vertical positioning plate, the middle part of the vertical positioning plate is provided with a guide rail parallel to the lower template, and the side slide block is slidably arranged between the two adjacent positioning blocks through the guide rail.
6. The injection mold for the outer water tank of the water purifier as recited in claim 5, wherein: the lower template is provided with a plurality of electric cylinders corresponding to the side sliding blocks, one end of a piston rod of each electric cylinder is fixedly connected with the side sliding block, and the side sliding blocks move back and forth on the guide rail under the pushing of the electric cylinders.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021555535.2U CN212764538U (en) | 2020-07-31 | 2020-07-31 | Injection mold for outer water tank of water purifier |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021555535.2U CN212764538U (en) | 2020-07-31 | 2020-07-31 | Injection mold for outer water tank of water purifier |
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| Publication Number | Publication Date |
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| CN212764538U true CN212764538U (en) | 2021-03-23 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN202021555535.2U Active CN212764538U (en) | 2020-07-31 | 2020-07-31 | Injection mold for outer water tank of water purifier |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN117817943A (en) * | 2024-03-05 | 2024-04-05 | 澳太塑业（瑞金）有限公司 | Plastic storage box foot pad injection molding machine |
-
2020
- 2020-07-31 CN CN202021555535.2U patent/CN212764538U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN117817943A (en) * | 2024-03-05 | 2024-04-05 | 澳太塑业（瑞金）有限公司 | Plastic storage box foot pad injection molding machine |
| CN117817943B (en) * | 2024-03-05 | 2024-04-30 | 澳太塑业（瑞金）有限公司 | Plastic storage box foot pad injection molding machine |
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