CN217226502U - Injection mold with complicated parting surface optimization structure - Google Patents

Abstract

The utility model belongs to the technical field of injection molds, in particular to an injection mold with a complex parting surface optimization structure, which comprises a back template, a first mold insert and a second mold insert which are arranged on the back template, wherein the first mold insert and the second mold insert are respectively provided with a first cavity surface and a second cavity surface which jointly form a first cavity, the cavity part for molding and the installation part for installation are combined into a whole and are directly installed on the back template, the number of the mold inserts is reduced, thus the processing and the mold matching workload of the mold inserts are reduced, the production efficiency is improved, the generation of burrs is reduced, a first parting surface is also arranged on the first mold insert, a plurality of first grooves are arranged on the first parting surface, the plurality of first grooves extend to the first cavity surface and the side surface opposite to the first cavity surface, the second mold insert is similar, therefore, the PL line slow-running processing can be adopted, not only efficiency is higher, and improves the machining precision, reduces the cooperation error.

Description

Injection mold with complicated parting surface optimization structure

[ technical field ] A method for producing a semiconductor device

The utility model belongs to the technical field of injection mold, especially, relate to injection mold with complicated die joint optimizes the structure.

[ background of the invention ]

Injection mold need be through setting up the mold insert on the back template, the cavity that forms through the mold insert is moulded plastics and is obtained the product that corresponds the shape, traditional mold insert is as shown in figure 5, inlay the two cavity portion mold insert 100 that will be used for combining the shape chamber and inlay in being arranged in installing part mold insert 200 on the back template, at first need install cavity portion mold insert 100 and installing part mold insert 200 on the back template together after joining in marriage the mould again, not only need process production installation portion mold insert and cavity portion mold insert alone like this, increase the machined surface, lead to the production of flash easily, and the work load of joining in marriage the mould has been increased, the parting surface on the current cavity portion mold insert is very complicated simultaneously, can't adopt line processing, consequently, low in production efficiency just can't guarantee the machining precision.

[ Utility model ] A method for manufacturing a semiconductor device

The utility model provides an injection mold with complicated die joint optimizes structure, the problem that the aim at pointed out in the solution background art.

The utility model discloses realized by following technical scheme:

the injection mold with the complex parting surface optimized structure comprises a rear template, wherein a first insert and a second insert which is arranged in parallel with the first insert are arranged on the rear template, a first cavity surface and a second cavity surface are respectively arranged on the first insert and the second insert, the first cavity surface and the second cavity surface jointly form a first cavity, a first parting surface is further arranged on the first insert, a plurality of first grooves are arranged on the first parting surface, and the first grooves extend to the first cavity surface and the side surface opposite to the first cavity surface; the second insert is further provided with a second parting surface, a plurality of second grooves are formed in the second parting surface, and the second grooves extend to the second cavity surface and the side surface opposite to the second cavity surface.

The injection mold with the complex parting surface optimization structure is characterized in that the rear mold plate is further provided with cores positioned on two sides of the first insert and the second insert, a slide mechanism used for driving the two cores to move in opposite directions or in a back-to-back direction, a third insert and a fourth insert arranged in parallel with the third insert, the third insert and the fourth insert jointly form a second cavity, the first cavity and the second cavity are communicated to form a lower cavity, and the slide mechanism drives the two cores to stretch into the first cavity and the second cavity to be closed.

In the injection mold with the complex parting surface optimization structure, the first insert, the second insert, the third insert and the fourth insert are arranged in the direction perpendicular to the moving direction of the cores to form a plurality of lower cavities arranged in the direction perpendicular to the moving direction of the cores, and the cores arranged on two sides of the first insert, the second insert, the third insert and the fourth insert can respectively extend into the corresponding lower cavities.

As above injection mold with complicated die joint optimization structure, the one end that the capable position mechanism was kept away from to the core is equipped with a plurality of core archs that extend along the core axial, and is a plurality of the core is protruding to be set up along core circumference equidistance interval, and forms between the adjacent core arch with the protruding assorted core draw-in groove of core, under the compound die state, two the capable position mechanism drive is two the core stretches into the die cavity compound die down, makes the core protruding stretch into to corresponding in the core draw-in groove.

According to the injection mold with the complex parting surface optimization structure, the guide positioning seats are arranged between the first insert and the slide mechanism, the second insert and the slide mechanism, and the guide positioning seats are provided with the guide positioning grooves matched with the outer walls of the mold cores.

The injection mold with the complex parting surface optimization structure comprises the slide seat movably arranged on the rear mold plate, a driving device used for driving the slide seat to move, and a mounting frame used for mounting the driving device.

As mentioned above, the injection mold with the complex parting surface optimization structure, the slide mechanism further comprises a slide rail arranged on the rear mold plate and used for moving the slide seat, and a slide groove arranged at the bottom of the slide seat and matched with the slide rail.

As above injection mold who has complicated die joint optimization structure, drive arrangement includes the pneumatic cylinder and the activity piston rod of locating in the pneumatic cylinder, mounting bracket one end is connected with back template, and the other end is connected with the pneumatic cylinder, the piston rod pass the mounting bracket with the slide seat is connected.

As mentioned above, the rear template of the injection mold with the complex parting surface optimized structure is provided with the wear-resisting plate.

In the injection mold with the complex parting surface optimization structure, the first insert and the second insert arranged in parallel are detachably connected.

Compared with the prior art, the utility model discloses there is following advantage:

1. the utility model provides an injection mold with a complex parting surface optimization structure, which comprises a rear template, a first mold insert and a second mold insert arranged on the rear template, wherein the first mold insert and the second mold insert are respectively provided with a first cavity surface and a second cavity surface which jointly form a first cavity, the cavity part for molding and the installation part for installation are combined into a whole and are directly installed on the rear template, the number of the mold inserts is reduced, thereby reducing the workload of mold insert processing and mold matching, improving the production efficiency, reducing the generation of burrs, the first mold insert is also provided with a first parting surface, the first parting surface is provided with a plurality of first grooves which extend to the first cavity surface and the side surface opposite to the first cavity surface, the second mold insert is identical, therefore, PL line slow-walking wire processing can be adopted, the efficiency is higher, and the processing precision is improved, and fitting errors are reduced.

2. The utility model discloses still be equipped with the core that is located first mold insert and second mold insert both sides on the back template, be used for the drive two the core is in opposite directions or the fourth mold insert that sets up side by side with the third mold insert, third mold insert and fourth mold insert form the second die cavity jointly, and first die cavity and second die cavity are linked together and are constituteed die cavity down, two the position mechanism that walks drives two respectively the core stretches into compound die in first die cavity and the second die cavity, when producing rectangular hollow tubulose spare, adopts the utility model discloses an injection mold drives two respectively through two line position mechanisms the core stretches into compound die in first die cavity and the second die cavity, and two are driven respectively to the two line position mechanisms during the drawing of patterns the core is taken out, and the drawing of patterns is convenient, and not fragile product.

[ description of the drawings ]

In order to more clearly illustrate the technical solutions in the embodiments of the present invention, the drawings used in the description of the embodiments will be briefly described below.

Fig. 1 is a schematic structural view of a first insert and a second insert in an embodiment of the present invention;

FIG. 2 is a schematic structural view of a mold core of an embodiment of the present invention extending into a lower cavity to complete mold closing;

FIG. 3 is a schematic structural view of the mold core of the embodiment of the present invention when the mold core is drawn out of the lower cavity;

FIG. 4 is a partial enlarged view of a in FIG. 3;

fig. 5 is a schematic structural view of a conventional insert.

[ detailed description ] embodiments

In order to make the technical problem, technical solution and advantageous effects solved by the present invention more clearly understood, the following description is given in conjunction with the accompanying drawings and embodiments to further explain the present invention in detail. It should be understood that the specific embodiments described herein are merely illustrative of the invention and are not intended to limit the invention.

When embodiments of the present invention refer to the ordinal numbers "first", "second", etc., it should be understood that the terms are used for distinguishing only when they do express the ordinal order in context.

In the description of the present invention, it is to be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "connected," and "connected" are to be construed broadly, and may be, for example, fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the present invention can be understood in specific cases to those skilled in the art.

Detailed description of the preferred embodimentsa injection mold having a complex parting plane optimization structure, as shown in fig. 1-4, includes a back mold plate 1, the rear template 1 is provided with a first insert 2 and a second insert 3 arranged in parallel with the first insert 2, specifically, the first insert 2 is detachably connected with the second insert 3 which is arranged in parallel, the first cavity surface 21 and the second cavity surface 31 are respectively arranged on the first insert 2 and the second insert 3, the first cavity surface 21 and the second cavity surface 31 together form a first cavity 9, the first insert 2 is further provided with a first parting surface 22, a plurality of first grooves 23 are formed in the first parting surface 22, the first grooves 23 extend to the first cavity surface 21 and the side surface opposite to the first cavity surface 21, and when the rear template 1 and a front mold assembly (not shown in the figure) are closed, the parting surface of the front mold assembly is matched with the first parting surface 22; the second mold insert 3 is further provided with a second parting surface 32, the second parting surface 32 is provided with a plurality of second grooves 33, the second grooves 33 extend to the second cavity surface 31 and the side surface opposite to the second cavity surface 31, and when the rear mold plate 1 and the front mold assembly (not shown in the figure) are closed, the parting surface of the front mold assembly is matched with the second parting surface 32. The die cavity part used for forming and the installation part used for installation are combined into a whole, the number of the insert is reduced, the processing and die matching workload of the insert is reduced, the production efficiency is improved, the generation of burrs is reduced, a first parting surface is further arranged on the first insert, a plurality of first grooves are arranged on the first parting surface, the first grooves extend to the first die cavity surface and the side opposite to the first die cavity surface, a second parting surface is further arranged on the second insert, a second groove arranged on the second parting surface extends to the second die cavity surface and the side opposite to the second die cavity surface, PL lines can be adopted to perform slow-walking wire processing, the efficiency is higher, the processing precision is improved, and the matching error is reduced.

Specifically, the rear template 1 is further provided with a core 4 located on two sides of the first insert 2 and the second insert 3, a slide mechanism 5 for driving the two cores 4 to move in opposite directions or back directions, a third insert 11, and a fourth insert 12 arranged in parallel with the third insert 11, the third insert 11 and the fourth insert 12 jointly form a second cavity 10, the first cavity 9 and the second cavity 10 are communicated to form a lower cavity, and the slide mechanism 5 drives the two cores 4 to extend into the first cavity 9 and the second cavity 10 respectively to be matched. When rectangular hollow tubulose spare of production, adopt the utility model discloses an injection mold drives two respectively through two slide mechanism 5 core 4 stretches into compound die in first die cavity 9 and the second die cavity 10, and two slide mechanism 5 drive two respectively during the drawing of patterns core 4 is taken out, and the drawing of patterns is convenient, and not fragile product. Specifically, the third insert 11 is the same as the first insert 2 and symmetrically disposed on the back mold plate 1, a first cavity surface of the first insert 2 is in butt joint with a cavity surface of the third insert 11, the fourth insert 12 is the same as the second insert 3 and symmetrically disposed on the back mold plate 1, and a second cavity surface of the second insert 3 is in butt joint with a cavity surface of the fourth insert 12.

In addition, the plurality of first, second, third and fourth inserts 2, 3, 11 and 12 are arranged in a direction perpendicular to the moving direction of the core 4 to form a plurality of lower cavities arranged in a direction perpendicular to the moving direction of the core 4, and the plurality of cores 4 disposed on both sides of the first, second and fourth inserts 2, 3, 11 and 12 may respectively extend into the corresponding lower cavities. The slide mechanism 5 can move to produce a plurality of products, the efficiency is high, the cost is saved, and the occupied space is small.

Furthermore, one end of the mold core 4, which is far away from the slide mechanism 5, is provided with a plurality of mold core protrusions 61 extending along the axial direction of the mold core 4, the mold core protrusions 61 are arranged at equal intervals along the circumferential direction of the mold core 4, a mold core clamping groove 62 matched with the mold core protrusions 61 is formed between the adjacent mold core protrusions 61, and in a mold closing state, the slide mechanism 5 drives the two mold cores 4 to extend into the lower mold cavity for mold closing, so that the mold core protrusions 61 extend into the corresponding mold core clamping grooves 62. Through the cooperation of core arch 61 and core draw-in groove 62, be convenient for compound die, the drawing of patterns.

More specifically, a guide positioning seat 7 is arranged between the first insert 2 and the second insert 3 and the slide mechanism 5, and a guide positioning groove 71 matched with the outer wall of the core 4 is arranged on the guide positioning seat 7. The guide positioning groove 71 ensures that the mold core 4 is accurately clamped and the mold core 4 cannot swing in the injection molding process.

Further, the slide mechanism 5 includes a slide seat 51 movably disposed on the rear mold plate 1, a driving device 52 for driving the slide seat 51 to move, and a mounting bracket 53 for mounting the driving device 52. Specifically, the driving device 52 includes a hydraulic cylinder 521 and a piston rod 522 movably disposed in the hydraulic cylinder 521, one end of the mounting bracket 53 is connected to the rear template 1, the other end of the mounting bracket is connected to the hydraulic cylinder 521, and the piston rod 522 passes through the mounting bracket 53 and is connected to the travel seat 51.

Still further, the slide mechanism 5 further includes a slide rail 54 disposed on the rear mold plate 1 for moving the slide seat 51, and a slide groove 55 disposed at the bottom of the slide seat 51 and matched with the slide rail 54. The seat 51 is convenient to move.

Specifically, the rear formwork 1 is provided with a wear plate 8. Reducing the wear between the slide seat 51 and the rear template 1.

The above description is provided for one embodiment of the present invention, and the embodiments of the present invention are not limited to these descriptions, and the present invention is not limited to the above nomenclature and the English nomenclature since the trade nomenclature is different. All with the utility model discloses a method, structure etc. are similar, the same, or to the utility model discloses make a plurality of technological deductions or replacement under the design prerequisite, all should regard as the utility model discloses a protection scope.

Claims (10)

1. The injection mold with the complex parting surface optimization structure is characterized by comprising a rear template (1), wherein a first insert (2) and a second insert (3) arranged in parallel with the first insert (2) are arranged on the rear template (1), a first cavity surface (21) and a second cavity surface (31) are respectively arranged on the first insert (2) and the second insert (3), the first cavity surface (21) and the second cavity surface (31) jointly form a first cavity (9), a first parting surface (22) is further arranged on the first insert (2), a plurality of first grooves (23) are formed in the first parting surface (22), and the plurality of first grooves (23) extend to the first cavity surface (21) and the side surface opposite to the first cavity surface (21); the second mold insert (3) is further provided with a second parting surface (32), the second parting surface (32) is provided with a plurality of second grooves (33), and the second grooves (33) extend to the second cavity surface (31) and the side surface opposite to the second cavity surface (31).

2. The injection mold with the complex parting surface optimizing structure as claimed in claim 1, wherein the back mold plate (1) is further provided with a core (4) located at two sides of the first insert (2) and the second insert (3), a slide mechanism (5) for driving the two cores (4) to move in opposite directions or in a reverse direction, a third insert (11), and a fourth insert (12) juxtaposed with the third insert (11), the third insert (11) and the fourth insert (12) together form a second cavity (10), the first cavity (9) and the second cavity (10) are communicated to form a lower cavity, and the two slide mechanisms (5) respectively drive the two cores (4) to extend into the first cavity (9) and the second cavity (10) for mold matching.

3. The injection mold with the complex parting surface optimizing structure as claimed in claim 2, wherein a plurality of the first insert (2), the second insert (3), the third insert (11) and the fourth insert (12) are arranged along a direction perpendicular to a moving direction of the core (4) to form a plurality of lower cavities arranged along a direction perpendicular to a moving direction of the core (4), and a plurality of cores (4) arranged on both sides of the first insert (2), the second insert (3), the third insert (11) and the fourth insert (12) can respectively extend into the corresponding lower cavities.

4. The injection mold with the complex parting surface optimizing structure as claimed in claim 2, wherein one end of the core (4) far away from the slide mechanism (5) is provided with a plurality of core protrusions (61) extending along the axial direction of the core (4), the plurality of core protrusions (61) are arranged at equal intervals along the circumferential direction of the core (4), a core clamping groove (62) matched with the core protrusions (61) is formed between every two adjacent core protrusions (61), and in a mold closing state, the two slide mechanisms (5) drive the two cores (4) to extend into the lower cavity for mold closing, so that the core protrusions (61) extend into the corresponding core clamping grooves (62).

5. The injection mold with the complex parting surface optimizing structure as claimed in claim 2, characterized in that a guiding and positioning seat (7) is arranged between the first insert (2) and the second insert (3) and the slide mechanism (5), and a guiding and positioning groove (71) matched with the outer wall of the mold core (4) is arranged on the guiding and positioning seat (7).

6. An injection mold with a complex parting surface optimizing structure as claimed in claim 2, characterized in that the slide mechanism (5) comprises a slide seat (51) movably arranged on the rear mold plate (1), a driving device (52) for driving the slide seat (51) to move, and a mounting bracket (53) for mounting the driving device (52).

7. The injection mold with the complex parting surface optimizing structure as claimed in claim 6, wherein the slide mechanism (5) further comprises a slide rail (54) arranged on the rear mold plate (1) for the slide seat (51) to move, and a slide groove (55) arranged at the bottom of the slide seat (51) and matched with the slide rail (54).

8. An injection mold with a complex parting surface optimizing structure as claimed in claim 7, characterized in that the driving device (52) comprises a hydraulic cylinder (521) and a piston rod (522) movably arranged in the hydraulic cylinder (521), one end of the mounting frame (53) is connected with the rear mold plate (1), the other end is connected with the hydraulic cylinder (521), and the piston rod (522) passes through the mounting frame (53) to be connected with the slide seat (51).

9. An injection mould with a complex parting plane optimization structure according to claim 1, characterized in that the rear mould plate (1) is provided with a wear plate (8).

10. Injection mould with optimized structure of complex parting plane according to claim 1, characterized in that the first insert (2) is removably connected with the second insert (3) juxtaposed therewith.

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