CN214448238U - Can ejecting injection mold oblique top structure that has back-off working of plastics fast - Google Patents

Can ejecting injection mold oblique top structure that has back-off working of plastics fast Download PDF

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Publication number
CN214448238U
CN214448238U CN202120656530.7U CN202120656530U CN214448238U CN 214448238 U CN214448238 U CN 214448238U CN 202120656530 U CN202120656530 U CN 202120656530U CN 214448238 U CN214448238 U CN 214448238U
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die holder
die
holder
angle ejector
frame
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CN202120656530.7U
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杨邦伟
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Hangzhou Kaimei Mold Co ltd
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Hangzhou Kaimei Mold Co ltd
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Abstract

The utility model discloses an injection mold pushes up structure to one side that can be ejecting fast has back-off working of plastics, including the support body, the inboard upper portion of support body is equipped with the upper die base structure, and the inboard lower part of support body is equipped with the die holder structure, and the upper die base structure includes first die holder and two sets of second die holders, and two sets of second die holders all through first sliding set respectively with the lower part sliding connection of first die holder left and right sides, the utility model relates to an injection mold technical field. This can be ejecting injection mold oblique top structure that has the back-off working of plastics fast, lower die carrier pulls down through the third pneumatic cylinder, first die holder promotes the slide bar through promoting, the slope of second die holder moves down, the second die holder breaks away from the back-off department in the module outside, the sixth die holder moves down, second elastic component promotes fourth die holder and the inboard removal of fifth die holder, the fourth die holder breaks away from with the fifth die holder, moreover, the steam generator is simple in structure, and the device can process the working of plastics that have inside and outside back-off structure, the practicality of device is improved.

Description

Can ejecting injection mold oblique top structure that has back-off working of plastics fast
Technical Field
The utility model relates to an injection mold technical field specifically is an injection mold pushes up structure to one side that can ejecting have the back-off working of plastics fast.
Background
The injection mold is the most common mold in modern industrial production, can be used for the injection moulding of multiple complex structure, and some plastic products need to form out the back-off structure in its round hole department or lateral wall department and supply with other product cooperations, and the injection mold who is generally used for making the product that has the back-off all has the slider, and the main function that the slider played is that the back-off is formed out and deviate from the back-off when the drawing of patterns when shaping.
But only single slider in the injection mold of prior art, single slider can only deviate from the unilateral back-off, can't directly make the product demold completely, in some working of plastics course of working, when the inside and outside of part product need have the back-off structure, and the unable better realization drawing of patterns of current injection mold to the product that has the back-off structure in the module inner chamber, produce the damage to the back-off structure at the in-process of loosing core easily.
SUMMERY OF THE UTILITY MODEL
The utility model provides a not enough to prior art, the utility model provides a can ejecting injection mold oblique top structure that has the back-off working of plastics fast, solved can only deviate from the folk prescription to the back-off in the current injection mold, when the inside and outside of part product need have the back-off structure, and the unable better realization drawing of patterns of current injection mold to the product that has the back-off structure in the inner cavity of a module, produce the problem of damage to the back-off structure easily at the in-process of loosing core.
In order to achieve the above purpose, the utility model discloses a following technical scheme realizes: an injection mold oblique ejection structure capable of rapidly ejecting plastic parts with reverse buckles comprises a frame body, wherein an upper die base structure is arranged on the upper portion of the inner side of the frame body, a lower die base structure is arranged on the lower portion of the inner side of the frame body, the upper die base structure comprises a first die base and two groups of second die bases, the two groups of second die bases are respectively in sliding connection with the lower portions of the left side and the right side of the first die base through first sliding groups, the lower portions of the left side and the right side of the first die base are of inclined plane structures, limiting holes are formed in the inner side of the first die base in an inclined mode, the inclination angle of each limiting hole is consistent with the inclined plane angle of the lower portion of the side edge of the first die base, pushing sliding rods are fixedly connected inside the limiting holes through first elastic assemblies, the bottom ends of the pushing sliding rods penetrate through the bottom of the first die base, the bottom end of the first die base is fixedly connected with the upper portions of the second die bases, liquid inlet holes are formed in the upper portions of the first die base, an outer back-off groove is formed in the inner side of the second die holder.
Preferably, the inner side of the frame body is connected with a lower die seat frame through a second sliding group in a sliding mode, the bottom of the frame body is fixedly connected with a first hydraulic cylinder, and the output end of the first hydraulic cylinder is fixedly connected with the bottom of the lower die seat frame.
Preferably, the lower die base structure is arranged inside the lower die base frame and comprises a die base assembly and two groups of third die bases, a second hydraulic cylinder is fixedly connected to the side of the lower die base frame, and the output end of the second hydraulic cylinder is fixedly connected with the outer sides of the third die bases.
Preferably, the die holder assembly comprises a fourth die holder, a fifth die holder and a sixth die holder, the fourth die holder and the fifth die holder are symmetrical in structure, and the left side of the fourth die holder and the right side of the fifth die holder are fixedly connected with the inner side of the lower die seat frame through a second elastic assembly.
Preferably, the sixth die holder is arranged between the fourth die holder and the fifth die holder, and the fourth die holder and the fifth die holder are respectively pressed on the left side and the right side of the sixth die holder.
Preferably, the middle part of the bottom side of the lower die seat frame is fixedly connected with a fixed frame, the bottom of the fixed frame is fixedly connected with a third hydraulic cylinder, and the output end of the third hydraulic cylinder is fixedly connected with the bottom of a sixth die holder.
Preferably, the upper part of the left side of the fourth die holder and the upper part of the right side of the fifth die holder are both provided with inner reverse fastener grooves, the lower part of the first die holder, the inner side of the second die holder, the inner side of the third die holder and the upper part of the die holder assembly are in mutual compression joint, and a die forming cavity is formed among the first die holder, the second die holder, the third die holder and the die holder assembly.
Advantageous effects
The utility model provides a can ejecting injection mold oblique top structure that has the back-off working of plastics fast. Compared with the prior art, the method has the following beneficial effects:
(1) the injection mold is characterized in that two groups of second mold bases are respectively connected with the lower parts of the left side and the right side of a first mold base in a sliding mode through first sliding groups, the lower parts of the left side and the right side of the first mold base are of inclined plane structures, the inner side of the first mold base is obliquely provided with a limiting hole, the inclination angle of the limiting hole is consistent with the inclined plane angle of the lower part of the side edge of the first mold base, the inner part of the limiting hole is fixedly connected with a push slide rod through a first elastic component, the bottom end of the push slide rod penetrates through the bottom of the first mold base, the bottom end of the first mold base is fixedly connected with the upper part of the second mold base, the inner side of the second mold base is provided with an outer inverted fastener groove, the upper parts of the left side of a fourth mold base and the right side of a fifth mold base are provided with inner inverted fastener grooves, the lower part of the first mold base, the inner side of the second mold base, the inner side of the third mold base and the upper parts of the mold bases are in mutual compression joint, and a module forming cavity is formed among the first die holder, the second die holder, the third die holder and the die holder assembly, the lower die holder is pulled down through a third hydraulic cylinder, the first die holder pushes the sliding rod through pushing, the second die holder moves obliquely downwards, the second die holder is separated from a reverse part outside the module, the sixth die holder moves downwards, the second elastic assembly pushes the fourth die holder and the fifth die holder to move inwards, the fourth die holder is separated from the fifth die holder, the structure is simple, a plastic part with an inner reverse structure and an outer reverse structure can be processed by the device, and the practicability of the device is improved.
(2) The inclined top structure of the injection mold capable of rapidly ejecting the injection mold with the reverse-buckling plastic part is characterized in that the lower parts of the left side and the right side of the first mold base are of inclined plane structures, the inner side of the first mold base is obliquely provided with a limiting hole, the inclination angle of the limiting hole is consistent with the inclined plane angle of the lower part of the side edge of the first mold base, the inside of the limiting hole is fixedly connected with a pushing slide rod through a first elastic component, the bottom end of the pushing slide rod penetrates through the bottom of the first mold base, the bottom end of the first mold base is fixedly connected with the upper part of the second mold base, the mold base component comprises a fourth mold base, a fifth mold base and a sixth mold base, the structures of the fourth mold base and the fifth mold base are symmetrical, the left side of the fourth mold base and the right side of the fifth mold base are fixedly connected with the inner side of the lower mold base through second elastic components, the first mold base pushes the slide rod through the first elastic component, and the second mold base moves downwards along with the inclined plane structure of the first mold base in an inclined plane structure in an inclined way, and the sixth die holder moves downwards, and the second elastic assembly pushes the fourth die holder and the fifth die holder to move inwards, so that the fourth die holder is separated from the fifth die holder, the damage of a module in the demolding process is avoided, and the quality of the module is improved.
Drawings
FIG. 1 is a sectional view of the structure of the present invention;
FIG. 2 is a front view of the structure of the present invention;
fig. 3 is a partially enlarged view of a portion a in fig. 1 according to the present invention.
In the figure: 1. a frame body; 2. an upper die base structure; 21. a first die holder; 211. a liquid inlet hole; 22. a second die holder; 221. an outer undercut groove; 3. a lower die holder structure; 31. a die holder assembly; 311. a fourth die holder; 312. a fifth die holder; 313. a sixth die holder; 32. a third die holder; 4. a limiting hole; 5. a first elastic member; 6. pushing the sliding rod; 71. a first sliding group; 72. a second sliding group; 81. a first hydraulic cylinder; 82. a second hydraulic cylinder; 83. a third hydraulic cylinder; 9. a lower die seat frame; 10. a second elastic member; 11. a fixed mount; 12. an inner undercut groove; 13. the mold forms a cavity.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only 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.
Referring to fig. 1-3, the present invention provides a technical solution: an injection mold oblique ejection structure capable of rapidly ejecting plastic parts with reverse buckles comprises a frame body 1, an upper mold base structure 2 is arranged at the upper part of the inner side of the frame body 1, the upper mold base structure 2 comprises a first mold base 21 and two groups of second mold bases 22, the two groups of second mold bases 22 are respectively connected with the lower parts of the left side and the right side of the first mold base 21 in a sliding mode through a first sliding group 71, the lower parts of the left side and the right side of the first mold base 21 are of an inclined plane structure, a limiting hole 4 is obliquely arranged at the inner side of the first mold base 21, the inclination angle of the limiting hole 4 is consistent with the inclined plane angle of the lower part of the side edge of the first mold base 21, a pushing slide rod 6 is fixedly connected inside the limiting hole 4 through a first elastic component 5, the bottom end of the pushing slide rod 6 penetrates through the bottom of the first mold base 21, the bottom end of the first mold base 21 is fixedly connected with the upper part of the second mold base 22, a liquid inlet hole 211 is arranged at the upper part of the first mold base 21, an outer reverse buckle groove 221 is arranged at the inner side of the second mold base 22, the inner side of the frame body 1 is slidably connected with a lower die seat frame 9 through a second sliding group 72, the bottom of the frame body 1 is fixedly connected with a first hydraulic cylinder 81, the output end of the first hydraulic cylinder 81 is fixedly connected with the bottom of the lower die seat frame 9, the lower part of the inner side of the frame body 1 is provided with a lower die seat structure 3, the lower die seat structure 3 is arranged inside the lower die seat frame 9, the lower die seat structure 3 comprises a die holder assembly 31 and two groups of third die holders 32, the lateral part of the lower die seat frame 9 is fixedly connected with a second hydraulic cylinder 82, the output end of the second hydraulic cylinder 82 is fixedly connected with the outer side of the third die holder 32, the die holder assembly 31 comprises a fourth die holder 311, a fifth die holder 312 and a sixth die holder 313, the fourth die holder 311 and the fifth die holder 312 are structurally symmetrical, the left side of the fourth die holder 311 and the right side of the fifth die holder 312 are both fixedly connected with the inner side of the lower die seat frame 9 through a second elastic assembly 10, the middle part of the bottom side of the lower die seat frame 9 is fixedly connected with a fixed frame 11, the bottom of the fixed frame 11 is fixedly connected with a third hydraulic cylinder 83, the output end of the third hydraulic cylinder 83 is fixedly connected with the bottom of a sixth die holder 313, the first die holder 21 pushes and pushes a slide bar 6 through a first elastic component 5, so that the second die holder 22 moves downwards along with the inclined surface structure of the first die holder 21, the sixth die holder 313 moves downwards, a second elastic component 10 pushes a fourth die holder 311 and a fifth die holder 312 to move inwards, so that the fourth die holder 311 is separated from the fifth die holder 312, the damage of the die in the demolding process is avoided, the quality of the die is improved, the sixth die holder 313 is arranged between the fourth die holder 311 and the fifth die holder 312, the fourth die holder 311 and the fifth die holder 312 are respectively pressed on the left side and the right side of the sixth die holder 313, inner inverted fastener grooves 12 are respectively formed in the upper portion of the left side of the fourth die holder 311 and the upper portion of the right side of the fifth die holder 312, and inner inverted fastener grooves 12 are respectively formed in the lower portion of the first die holder 21 and the inner side of the second die holder 22, The inner side of the third die holder 32 and the upper part of the die holder assembly 31 are in press connection with each other, a die forming cavity 13 is formed among the first die holder 21, the second die holder 22, the third die holder 32 and the die holder assembly 31, the lower die holder frame 9 is pulled down through the third hydraulic cylinder 83, the first die holder 21 pushes the push slide bar 6 through 51, the second die holder 22 moves obliquely downwards, the second die holder 22 is separated from a back-off part outside the die, the sixth die holder 313 moves downwards, the second elastic assembly 10 pushes the fourth die holder 311 and the fifth die holder 312 to move inwards, and the fourth die holder 311 is separated from the fifth die holder 312.
And those not described in detail in this specification are well within the skill of those in the art.
When the die-casting machine works, the third hydraulic cylinder 83 pushes the lower die seat frame 9 to ascend, the second hydraulic cylinder 82 pushes the third die seat 32 to move inwards, so that the first die seat 21, the second die seat 22, the third die seat 32 and the die seat assembly 31 are in press connection, then die liquid is filled into the die forming cavity 13 through the liquid inlet hole 211, so that a die is formed, after the die is solidified and formed, the lower die seat frame 9 is pulled downwards through the third hydraulic cylinder 83, the first die seat 21 pushes the push slide rod 6 through the first elastic assembly 5, so that the second die seat 22 moves downwards along with the inclined surface structure of the first die seat 21, so that the second die seat 22 is separated from a back-off part on the outer side of the die, the second hydraulic cylinder 82 drives the third die seat 32 to contract outwards, so that the third die seat 32 is separated from the die, then the third hydraulic cylinder 83 drives the sixth die seat 313 to move downwards, and in the process of moving downwards, the second elastic assembly 10 pushes the fourth die seat 311 and the fifth die seat 312 to move inwards, so that the fourth die holder 311 is separated from the fifth die holder 312, and when the sixth die holder 313 moves downwards to a certain extent, the reverse fastener on the inner side of the die is no longer restricted by the fourth die holder 311 and the fifth die holder 312, so that the die can be taken out.
It is noted that, herein, relational terms such as first and second, and the like may be used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Also, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus.
Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims (7)

1. The utility model provides an injection mold pushes up structure to one side that can ejecting have back-off working of plastics fast, includes support body (1), the upper portion of support body (1) inboard is equipped with upper die base structure (2), the lower part of support body (1) inboard is equipped with die holder structure (3), its characterized in that: the upper die holder structure (2) comprises a first die holder (21) and two sets of second die holders (22), the second die holders (22) are connected with the lower portions of the left side and the right side of the first die holder (21) in a sliding mode through first sliding groups (71), the lower portions of the left side and the right side of the first die holder (21) are of inclined plane structures, limiting holes (4) are formed in the inner side of the first die holder (21) in an inclined mode, the inclined angles of the limiting holes (4) are consistent with the inclined plane angles of the lower portions of the side edges of the first die holder (21), the inner portions of the limiting holes (4) are fixedly connected with pushing sliding rods (6) through first elastic assemblies (5), the bottom ends of the pushing sliding rods (6) penetrate through the bottom of the first die holder (21), the bottom end of the first die holder (21) is fixedly connected with the upper portions of the second die holders (22), liquid inlet holes (211) are formed in the upper portions of the first die holder (21), an outer back-off groove (221) is formed in the inner side of the second die holder (22).
2. The angle ejector structure of claim 1, wherein the angle ejector structure is capable of ejecting plastic parts with reverse buckling rapidly, and comprises: the inboard of support body (1) has lower die holder frame (9) through second sliding group (72) sliding connection, the first pneumatic cylinder (81) of bottom fixedly connected with of support body (1), the output of first pneumatic cylinder (81) and the bottom fixed connection of lower die holder frame (9).
3. The angle ejector structure of claim 2, wherein the angle ejector structure is capable of ejecting plastic parts with reverse buckling rapidly, and comprises: the die holder structure (3) is arranged in the lower die holder frame (9), the lower die holder structure (3) comprises a die holder assembly (31) and two sets of third die holders (32), a second hydraulic cylinder (82) is fixedly connected to the side of the lower die holder frame (9), and the output end of the second hydraulic cylinder (82) is fixedly connected with the outer side of each third die holder (32).
4. The angle ejector structure of claim 3, wherein the angle ejector structure is capable of ejecting plastic parts with reverse buckling rapidly, and comprises: the die holder assembly (31) comprises a fourth die holder (311), a fifth die holder (312) and a sixth die holder (313), the fourth die holder (311) and the fifth die holder (312) are symmetrical in structure, and the left side of the fourth die holder (311) and the right side of the fifth die holder (312) are fixedly connected with the inner side of the lower die seat frame (9) through a second elastic assembly (10).
5. The angle ejector structure of claim 4, wherein the angle ejector structure is capable of ejecting plastic parts with reverse buckling rapidly, and comprises: the sixth die holder (313) is arranged between the fourth die holder (311) and the fifth die holder (312), and the fourth die holder (311) and the fifth die holder (312) are respectively pressed on the left side and the right side of the sixth die holder (313).
6. The angle ejector structure of claim 4, wherein the angle ejector structure is capable of ejecting plastic parts with reverse buckling rapidly, and comprises: the middle part of the bottom side of the lower die seat frame (9) is fixedly connected with a fixed frame (11), the bottom of the fixed frame (11) is fixedly connected with a third hydraulic cylinder (83), and the output end of the third hydraulic cylinder (83) is fixedly connected with the bottom of a sixth die holder (313).
7. The angle ejector structure of claim 4, wherein the angle ejector structure is capable of ejecting plastic parts with reverse buckling rapidly, and comprises: inner reverse fastener grooves (12) are formed in the upper portion of the left side of the fourth die holder (311) and the upper portion of the right side of the fifth die holder (312), the lower portion of the first die holder (21), the inner side of the second die holder (22), the inner side of the third die holder (32) and the upper portion of the die holder assembly (31) are in press connection with each other, and a module forming cavity (13) is formed among the first die holder (21), the second die holder (22), the third die holder (32) and the die holder assembly (31).
CN202120656530.7U 2021-03-31 2021-03-31 Can ejecting injection mold oblique top structure that has back-off working of plastics fast Active CN214448238U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN202120656530.7U CN214448238U (en) 2021-03-31 2021-03-31 Can ejecting injection mold oblique top structure that has back-off working of plastics fast

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN202120656530.7U CN214448238U (en) 2021-03-31 2021-03-31 Can ejecting injection mold oblique top structure that has back-off working of plastics fast

Publications (1)

Publication Number Publication Date
CN214448238U true CN214448238U (en) 2021-10-22

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Country Status (1)

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