CN214820430U - Mold core structure with bending angle adjusting function - Google Patents

Mold core structure with bending angle adjusting function Download PDF

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Publication number
CN214820430U
CN214820430U CN202120743724.0U CN202120743724U CN214820430U CN 214820430 U CN214820430 U CN 214820430U CN 202120743724 U CN202120743724 U CN 202120743724U CN 214820430 U CN214820430 U CN 214820430U
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slider
opening
mold
closing
mold core
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CN202120743724.0U
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Inventor
王崇军
喻遵水
李勇
龙年香
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Dongguan Chengwei Plastic Products Co ltd
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Dongguan Chengwei Plastic Products Co ltd
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Abstract

The utility model discloses a mold core structure of angle adjustment function of bending in area, including relative a first slider and a second slider that sets up and set up the several core between first slider and second slider, this first slider, second slider and core combination form the several die cavity, are provided with the several angular adjustment ejector pad towards the core side in this first slider. The utility model provides a take mold core structure of angle adjustment function of bending realizes adjusting the angle of buckling of taking the metal conducting needle in the material to the material for the angle of buckling of taking the metal conducting needle accords with the product requirement, and each structure action homoenergetic is orderly, smooth and easy, quick, stable, the efficient goes on, is favorable to improving injection-molded machining efficiency.

Description

Mold core structure with bending angle adjusting function
Technical Field
The utility model relates to an injection mold especially relates to a mold core structure of angle adjustment function of bending in area.
Background
The heating base is an important part in the electronic cigarette, and a plurality of plastic parts need to be injection molded on a strip of material during processing. During injection molding, a whole strip of material strip needs to be placed in a mold, and the injection molding operation can be completed.
And in current injection mold's mold core structure, when putting mold core structure with a whole strip material area in, because the metal on the material area switches on the needle and has the angle of buckling, current mould inner structure is hardly accomplished the material area and is put in the mould and do not produce the collision interference between the mould, influence the going on of the operation of moulding plastics, moreover, the angle of buckling of the metal on the material area leads to the needle also can't accord with the product requirement.
SUMMERY OF THE UTILITY MODEL
To the above, it is not enough that an object of the utility model is to provide a mold core structure of angle adjustment function bends in area, realizes adjusting the angle of buckling of taking the metal conducting needle in the material for the angle of buckling of taking the metal conducting needle on accords with the product requirement, and each structure action homoenergetic is orderly, smoothly, quick, stable, the efficient goes on, is favorable to improving injection-molded machining efficiency.
The utility model discloses a reach the technical scheme that above-mentioned purpose adopted and be:
the utility model provides a take mold core structure of angle adjustment function of bending, its characterized in that, including relative a first slider and a second slider that sets up, and set up the several core between first slider and second slider, this first slider, second slider and core combination form the several die cavity, are provided with the several angle adjustment ejector pad towards the core side in this first slider.
As a further improvement of the utility model, two limit grooves for embedding the metal conducting needle are formed on the side edge of the mold core, and two pushing inner guide inclined planes are respectively formed on the two inner walls of the two limit grooves; two pushing parts are formed at the end part of the angle adjusting push block, and two pushing outer guide inclined planes matched with the pushing inner guide inclined planes are respectively formed at two side edges of the two pushing parts.
As a further improvement of the utility model, the first slider end and the second slider end are respectively formed with a plurality of protrusions.
As a further improvement of the present invention, the mold further comprises an opening and closing driving structure disposed on the lower mold and connected to the first slider and the second slider, and an opening and closing pin structure disposed on the lower end surface of the upper mold and facing the opening and closing driving structure, wherein the opening and closing pin structure comprises a plurality of opening and closing pins disposed on the lower end surface of the upper mold, and the opening and closing pins are inclined from top to bottom toward the outer sides of the first slider and the second slider; the opening and closing driving structure comprises a first opening and closing driving block which is arranged on the lower die of the die in a sliding mode and connected to the first sliding block, and a second opening and closing driving block which is arranged on the lower die of the die in a sliding mode and connected to the second sliding block, wherein at least one jack for inserting the opening and closing pin is formed in each of the first opening and closing driving block and the second opening and closing driving block.
The utility model has the advantages that:
(1) the angle adjustment ejector pad with the special structural design is matched with the mold core, so that the metal conducting needle with the bending angle on the material belt can be smoothly placed into the mold core structure of the mold, collision interference is avoided between the material belt and the mold core structure of the mold, the bending angle of the metal conducting needle on the material belt is adjusted, the bending angle of the metal conducting needle on the material belt meets the product requirement, and the whole action process is smooth, rapid, stable and efficient.
(2) Through the drive structure that opens and shuts by having special structural design and the round pin structure that opens and shuts combines together, drive the removal that the drive structure opened and shuts by the round pin structure that opens and shuts, control the slip of first slider and second slider, realize opening and shutting between first slider and the second slider, therefore, not only be convenient for follow-up completion injection moulding operation and drawing of patterns operation, also be convenient for drive the angle adjustment ejector pad by first slider and carry out the adjustment operation to the angle of buckling of taking the metal conducting needle on the material, the cooperation is inseparable between each structural action, the realization of each function is orderly, smoothly, fast, and stable, the efficient is accomplished, be favorable to showing improvement injection-moulding processing efficiency.
The above is an overview of the technical solution of the present invention, and the present invention is further explained with reference to the accompanying drawings and the detailed description.
Drawings
FIG. 1 is a schematic structural view of a middle injection mold of the present invention;
FIG. 2 is a schematic view of the overall structure of the middle and lower molds of the present invention;
FIG. 3 is a schematic view of a part of the structure of the middle and lower molds of the present invention;
FIG. 4 is a schematic structural view of the mold core structure of the present invention with a material belt and a plastic part placed thereon;
FIG. 5 is a schematic structural view of the mold core of the present invention without the material belt and plastic parts;
fig. 6 is a schematic structural view of the angle adjustment push block of the present invention disposed on the mold core structure;
FIG. 7 is an enlarged view of portion A of FIG. 6;
FIG. 8 is a schematic structural view of a core of the present invention;
fig. 9 is a schematic structural view of the angle adjusting push block of the present invention;
fig. 10 is a schematic view of the overall structure of the middle upper die of the present invention;
fig. 11 is a schematic view of the overall structure of the product demolding mechanism of the present invention;
fig. 12 is a schematic bottom structure view of the middle and lower molds of the present invention;
fig. 13 is a schematic view of the structure of the linking upright rod and the linking slide block of the present invention;
FIG. 14 is a schematic view of the structure of the present invention in which the separation guide bar is coupled to the interlocking slide block;
fig. 15 is a schematic diagram of the structure of the whole plastic part injection-molded on the material belt according to the present invention.
Detailed Description
To further illustrate the technical means and effects of the present invention adopted to achieve the intended purpose, the following detailed description of the embodiments of the present invention is provided in conjunction with the accompanying drawings and preferred embodiments.
Referring to fig. 1, fig. 2, fig. 5 to fig. 7, an embodiment of the present invention provides an injection mold for an electronic cigarette heating seat, including a lower mold 1 and an upper mold 2 disposed above the lower mold 1, wherein the lower mold 1 is provided with a mold core structure 3, the mold core structure 3 includes a first slider 31 and a second slider 32 disposed oppositely, and a plurality of cores 33 disposed between the first slider 31 and the second slider 32, the first slider 31, the second slider 32 and the cores 33 are combined to form a plurality of cavities 34, when injecting plastic, a plurality of plastic parts 20 can be formed in the plurality of cavities 34 by injecting plastic into the cavities 34 from an injection nozzle on the upper mold 2, as shown in fig. 3 and fig. 4. Meanwhile, a plurality of protrusions (310,320) are formed at the end of the first slider 31 and the end of the second slider 32, and the plurality of protrusions (310,320) are combined with the core 33 to form the internal shape of the cavity 34, so that the plastic part 20 with a desired shape can be obtained when injecting the plastic into the cavity 34. For example, the protrusions (310,320) on the ends of the first slider 31 and the second slider 32 correspond to the concave hole structure on the injection molded plastic part 20.
In the present embodiment, the plastic member 20 is formed on the metal through-pins 101 on the tape 10, and after the plastic member 20 is formed, it is integrated with the metal through-pins 101, as shown in fig. 15. In order to make the material tape 10 with the metal through-needles 101 smoothly enter the cavity 34 without interfering with each other, the metal through-needles 101 on the material tape 10 entering the injection mold are usually bent at an angle of 95-100 °, and the metal through-needles 101 on the final product are bent at an angle of 90 °. Therefore, in the present embodiment, a plurality of angle adjustment pushing blocks 311 facing the side of the core 33 are disposed in the first sliding block 31, as shown in fig. 6, and are used for adjusting the bending angle of the metal through-pins 101 to 90 °, so that the bending angle of the metal through-pins 101 on the tape 10 meets the product requirement.
Specifically, as shown in fig. 7 and 8, two limiting grooves 331 for the metal through-pins to be inserted are formed on the side of the core 33, a pushing inner guiding inclined plane 3311 is formed on two inner walls of the two limiting grooves 331, respectively, and when the tape 10 enters the lower mold 1 of the injection mold, the two metal through-pins 101 are inserted into the two limiting grooves 331. Meanwhile, as shown in fig. 9, two pushing portions 3111 are formed at the end of the angle adjusting push block 311, and a pushing outer guide inclined surface 3112 matched with the pushing inner guide inclined surface 3311 is formed at both side edges of the two pushing portions 3111, respectively. The pushing portion 3111 at the end of the angle adjustment pushing block 311 directly pushes the metal through needle 101, so that the pushing portion 3111 is embedded into the limiting groove 331 and directly acts on the metal through needle 101, and the bending angle of the metal through needle 101 is pushed to 90 ° under the combined action of the pushing inner guiding inclined surface 3311 of the limiting groove 331 and the pushing outer guiding inclined surface 3112 of the pushing portion 3111. The power source of the angle adjustment pushing block 311 is the first sliding block 31, and the angle adjustment pushing block 311 slides along with the first sliding block 31. When the first slider 31 slides in the direction of the core 33, the angle adjustment push block 311 slides in the direction of the core 33, and the angle adjustment push block 311 applies a force to the metal via 101. The angle adjustment push block 311 with the special structural design is matched with the mold core 33, so that the bending angle of the metal conducting needle 101 on the material belt 10 is adjusted, the bending angle of the metal conducting needle 101 on the material belt 10 meets the product requirement, and the whole action process is smooth, rapid, stable and efficient.
For the opening and closing control of the mold core structure 3, in this embodiment, an opening and closing driving structure 4 connected to the first slider 31 and the second slider 32 of the mold core structure 3 is arranged on the lower mold 1, as shown in fig. 4, and meanwhile, as shown in fig. 10, an opening and closing pin structure 5 facing the opening and closing driving structure 4 is arranged on the lower end surface of the upper mold 2, and the opening and closing driving structure 4 is driven by the opening and closing pin structure 5 to move to control the sliding of the first slider 31 and the second slider 32, thereby realizing the opening and closing between the first slider 31 and the second slider 32.
Specifically, as shown in fig. 10, the opening and closing pin structure 5 includes a plurality of opening and closing pins 51 disposed on the lower end surface of the upper mold 2, and the opening and closing pins 5 are inclined from top to bottom toward the outer sides of the first slider 31 and the second slider 32 of the core structure 3. Meanwhile, as shown in fig. 4, the opening and closing driving structure 4 includes a first opening and closing driving block 41 slidably disposed on the lower mold 1 and connected to the first slider 31, and a second opening and closing driving block 42 slidably disposed on the lower mold 1 and connected to the second slider 32, wherein at least one insertion hole (410,420) for inserting the opening and closing pin 51 is respectively formed on the first opening and closing driving block 41 and the second opening and closing driving block 42. During injection molding, the upper mold 2 is clamped on the lower mold 1, so that the opening and closing pins 5 are inserted into the insertion holes (410,420) of the corresponding first opening and closing driving block 41 and the second opening and closing driving block 42 one by one, and because the opening and closing pins 5 are inclined from top to bottom towards the outer side of the mold core structure 3, when the opening and closing pins 5 are gradually inserted into the insertion holes (410,420), the first opening and closing driving block 41 and the second opening and closing driving block 42 are respectively forced to move towards the mold core 33, so that the first slide block 31 and the second slide block 32 are driven to mutually approach and slide, so that the first slide block 31, the second slide block 32 and the mold core 33 are combined to form a plurality of mold cavities 34, and then glue is injected into the mold cavities 34 to perform injection molding operation, and the plastic part 20 is molded on the metal guide needle 101 of the material belt 10. Meanwhile, the sliding of the first slider 31 drives the angle adjustment pushing block 311 to synchronously slide toward the core 33, so that the angle adjustment pushing block 311 performs an adjustment operation on the bending angle of the metal through needle 101 on the material tape 10. After the injection molding is completed, the upper mold 2 is removed from the lower mold 1, that is, the mold is opened, and since the opening and closing pins 5 are inclined from top to bottom toward the outer side of the mold core structure 3, when the opening and closing pins 5 gradually extend out of the insertion holes (410,420), the first opening and closing driving block 41 and the second opening and closing driving block 42 are forced to move respectively in the direction away from the mold core 33, so as to drive the first slider 31 and the second slider 32 to slide and separate from each other, and finally the first slider 31 and the second slider 32 leave the injection molded part 20, thereby facilitating the subsequent demolding operation.
Through the drive structure 4 that opens and shuts by having special structural design and combining together with the round pin structure 5 that opens and shuts, drive the removal that opens and shuts drive structure 4 by the round pin structure 5 that opens and shuts, control the slip of first slider 31 and second slider 32, realize opening and shutting between first slider 31 and the second slider 32, therefore, not only be convenient for accomplish the operation of moulding plastics and drawing of patterns operation, also be convenient for drive angle adjustment ejector pad 311 by first slider 31 and carry out the adjustment operation to the angle of buckling of metal conducting pin 101 on material area 10, the cooperation is inseparable between each structural action, the realization of each function is orderly, smoothly, fast, stably, the efficient is accomplished, be favorable to showing improvement injection-moulded machining efficiency.
In this embodiment, as shown in fig. 11, a product demolding mechanism 6 is disposed on the lower mold 1 and located below the mold core structure 3, the product demolding mechanism 6 includes a material strip ejecting and demolding assembly 61, and an injection molding ejection and demolding assembly 62 disposed below the material strip ejecting and demolding assembly 61, the material strip ejecting and demolding assembly 61 is used for ejecting the material strip 10, and the injection molding ejection and demolding assembly 62 is used for ejecting the plastic part 20, so as to complete the demolding operation.
Specifically, the material strip ejecting and demolding assembly 61 includes an upper top plate 611 and a plurality of ejector rods 612 disposed on the upper top plate 611 and facing the side edge of the material strip 10, and the plurality of ejector rods 612 can be driven to move upward by controlling the upper top plate 611 to move upward, so that the material strip 10 is ejected upward by the plurality of ejector rods 612. Meanwhile, the injection molding part ejection and demolding assembly 62 comprises a lower top plate 621 arranged below the upper top plate 611 and a plurality of ejector pins 622 arranged on the lower top plate 621 and movably penetrating through the mold core 33 and facing the lower end of the injection molding part 20, and the plurality of ejector pins 622 can be driven to move upwards by controlling the lower top plate 621 to move upwards, so that the plastic part 20 is ejected upwards by the plurality of ejector pins 622.
In order to mount the ejector pin 622 better, the lower top plate 621 of the present embodiment mainly includes a middle top plate 6211 disposed below the upper top plate 611 and a bottom plate 6212 disposed below the middle top plate 6211, wherein the lower portion of the ejector pin 622 is sandwiched between the middle top plate 6211 and the bottom plate 6212.
For the power source of the upper top plate 611 and the lower top plate 621, the present embodiment is provided with a lower fixing plate 63 at the lower end surface of the lower top plate 621, and a mold release driving rod 64 connected to the upper top plate 611 is provided on the lower fixing plate 63, as shown in fig. 12. In this embodiment, the demolding driving rod 64 is directly driven by a driving cylinder in the injection mold, and when the driving cylinder drives the demolding driving rod 64 to move upward, the demolding driving rod 64 drives the upper top plate 611 and the lower top plate 621 to move upward, thereby completing the demolding operation.
In order to more smoothly and rapidly demold the material tape 10 and the plastic part 20, in this embodiment, at least one segmented ejection mechanism 7 is disposed on the side of the product demolding mechanism 6, specifically, as shown in fig. 11, 13 and 14, the segmented ejection mechanism 7 includes a linking upright rod 71 connected to the upper top plate 611, a disengaging guide rod 72 connected to the lower die 1 and located at the side of the linking upright rod 71, and a segmented ejection linkage assembly 73 connected to the lower top plate 621, where the segmented ejection linkage assembly 73 includes a mounting seat 731 connected to the lower top plate 621 and surrounding the linking upright rod 71 and the disengaging guide rod 72, a linking slider 732 movably disposed in the mounting seat 731 and facing the linking upright rod 71 and the disengaging guide rod 72, and a spring 733 disposed between the inner wall of the mounting seat 731 and the linking slider 732; a side groove 711 into which the interlocking slider 732 is fitted is recessed in one side of the interlocking upright 71 facing the interlocking slider 732, a release guide inclined surface 721 is formed in one side of the release guide bar 72 facing the interlocking slider 732, and a side slide guide inclined surface 7321 matching with the release guide inclined surface 721 is formed on one end surface of the interlocking slider 732 near the release guide bar 72.
When the demolding driving rod 64 on the lower fixing plate 63 drives the upper top plate 611 to move upwards, the upper top plate 611 drives the plurality of ejector rods 612 to move upwards, so that the plurality of ejector rods 612 jack the material belt 10 upwards; at the same time, the upper top plate 611 moves upward, and the side groove 711 of the linking vertical rod 71 hooks the linking slider 732 of the segmented ejecting linking assembly 73 upward, so as to drive the lower top plate 621 to move upward synchronously, which drives the plurality of ejector pins 622 to move upward, thereby ejecting the plastic part 20 upward by the plurality of ejector pins 622. After the lower top plate 621 moves upwards with the upper top plate 611 for a certain stroke, the plastic part 20 is separated from the cavity 34; then, since the side sliding guiding inclined surface 7321 on the interlocking slider 732 contacts the disengaging guiding inclined surface 721 of the disengaging guiding rod 72, the interlocking slider 732 moves away from the interlocking upright rod 71 under the guiding action of the disengaging guiding inclined surface 721, the spring 733 is compressed, until the interlocking slider 732 disengages from the side groove 711 of the interlocking upright rod 71, the lower top plate 621 disengages from the upper top plate 611, the lower top plate 621 stops moving upwards, the lower top plate 621, the plurality of ejector pins 622 and the segmented ejecting interlocking component 73 move downwards and reset synchronously, and the interlocking slider 732 is reset under the elastic restoring force of the spring 733; meanwhile, the upper top plate 611 moves upwards continuously to drive the material strip 10 to move upwards continuously, and the plastic part 20 combined with the material strip 10 moves upwards synchronously, so that the plastic part 20 is separated from the ejector pins 622, and finally, the material strip 10 and the plastic part 20 are separated from the lower die 1, and the demolding operation is completed.
The sectional type demolding operation is realized by matching the sectional ejection mechanism 7 with the product demolding mechanism 6, and the synchronous demolding of the material belt 10 and the plastic part 20 is finally completed. The actions of the structures are matched closely, and the processes are performed orderly, smoothly, quickly, stably and efficiently, so that the demoulding efficiency is obviously improved; after demoulding, the material belt 10 and the plastic part 20 are not damaged, and the product quality is ensured.
In order to position the material tape 10 during injection molding and prevent the movement of the material tape from affecting injection molding, in this embodiment, a material tape positioning mechanism 8 is disposed on the lower mold 1, as shown in fig. 11, the material tape positioning mechanism 8 includes a plurality of positioning seats 81 disposed on the lower mold 1 and penetrating through the second sliding block 32, at least one first material tape positioning pin 82 disposed in the positioning seat 81 and penetrating through an upper end surface of the positioning seat 81, and at least one second material tape positioning pin 83 connected to the lower top plate 621 and penetrating through the positioning seat 81, wherein a plurality of upper positioning slots 811 are formed on an upper end surface of the positioning seat 81, and a plurality of let slots 321 for the positioning seat 81 to penetrate are disposed on the second sliding block 32, so that the second sliding block 32 does not affect the positioning seat 81 when sliding, as shown in fig. 5. The material belt 10 is positioned by combining the plurality of positioning seats 81, the first material belt positioning needles 82 and the second material belt positioning needles 83.
The above description is only a preferred embodiment of the present invention, and is not intended to limit the technical scope of the present invention, so that other structures obtained by adopting the same or similar technical features as the above embodiments of the present invention are all within the protection scope of the present invention.

Claims (4)

1. The utility model provides a take mold core structure of angle adjustment function of bending, its characterized in that, including relative a first slider and a second slider that sets up, and set up the several core between first slider and second slider, this first slider, second slider and core combination form the several die cavity, are provided with the several angle adjustment ejector pad towards the core side in this first slider.
2. The mold core structure with bending angle adjusting function according to claim 1, wherein two limiting grooves for metal conducting pins to be inserted are formed on the side edge of the mold core, and a pushing inner guide inclined plane is formed on each of the two inner walls of the two limiting grooves; two pushing parts are formed at the end part of the angle adjusting push block, and two pushing outer guide inclined planes matched with the pushing inner guide inclined planes are respectively formed at two side edges of the two pushing parts.
3. The mold core structure with bending angle adjusting function according to claim 1, wherein a plurality of protrusions are formed at the end of the first slide block and the end of the second slide block respectively.
4. The mold core structure with the bending angle adjusting function according to any one of claims 1 to 3, further comprising an opening and closing driving structure disposed on the lower mold of the mold and connected to the first slider and the second slider, and an opening and closing pin structure disposed on the lower end surface of the upper mold of the mold and facing the opening and closing driving structure, wherein the opening and closing pin structure comprises a plurality of opening and closing pins disposed on the lower end surface of the upper mold of the mold, and the opening and closing pins are inclined from top to bottom toward the outer sides of the first slider and the second slider; the opening and closing driving structure comprises a first opening and closing driving block which is arranged on the lower die of the die in a sliding mode and connected to the first sliding block, and a second opening and closing driving block which is arranged on the lower die of the die in a sliding mode and connected to the second sliding block, wherein at least one jack for inserting the opening and closing pin is formed in each of the first opening and closing driving block and the second opening and closing driving block.
CN202120743724.0U 2021-04-12 2021-04-12 Mold core structure with bending angle adjusting function Active CN214820430U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN202120743724.0U CN214820430U (en) 2021-04-12 2021-04-12 Mold core structure with bending angle adjusting function

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN202120743724.0U CN214820430U (en) 2021-04-12 2021-04-12 Mold core structure with bending angle adjusting function

Publications (1)

Publication Number Publication Date
CN214820430U true CN214820430U (en) 2021-11-23

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Application Number Title Priority Date Filing Date
CN202120743724.0U Active CN214820430U (en) 2021-04-12 2021-04-12 Mold core structure with bending angle adjusting function

Country Status (1)

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CN (1) CN214820430U (en)

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