CN212707775U - Four-station type wire cover injection mold - Google Patents

Four-station type wire cover injection mold Download PDF

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Publication number
CN212707775U
CN212707775U CN202021214170.7U CN202021214170U CN212707775U CN 212707775 U CN212707775 U CN 212707775U CN 202021214170 U CN202021214170 U CN 202021214170U CN 212707775 U CN212707775 U CN 212707775U
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core
mold
top surface
cavity
stripper
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黄高峰
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Ningbo Fujiasi Molding Technology Co ltd
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Ningbo Fujiasi Molding Technology Co ltd
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Abstract

The utility model discloses a four-station type line cover injection mold, which comprises a lower template, wherein two square irons are arranged on the top surface of the lower template, a lower mold frame and an upper mold frame are arranged on the top surface of the square iron through four guide rods, the lower mold frame is positioned on the bottom side of the upper mold frame, a lower core seat is arranged in the lower mold frame, two first core holes and two second core holes are arranged on the lower core seat, an upper core seat is arranged in the bottom cavity of the upper mold frame, a first forming cavity, a second forming cavity and a flow passage are arranged in the upper core seat, a third group of mold cores at two sides of the first group of mold cores are forming material returning molds of the other end connector line cover of the USB line, and the two groups of material returning molds are correspondingly arranged at the left and the right, therefore, four USB line covers can be formed at one time, two USB line covers are one end connector line covers, and the other two are connector line covers of the other end of the USB line, can improve the working efficiency and is suitable for mass injection production.

Description

Four-station type wire cover injection mold
Technical Field
The utility model relates to an injection mold technical field especially relates to a four-station formula line lid injection mold.
Background
An injection mold is a tool for producing plastic products and also a tool for giving the plastic products complete structure and precise dimensions. Injection molding is a process used to mass produce parts of some complex shapes. Specifically, the plastic melted by heating is injected into a mold cavity from an injection molding machine at high pressure, and a formed product is obtained after cooling and solidification.
The both ends head of same root USB line for the car, all can be provided with a line lid separately, be used for electric connection, this kind of line lid adopts injection mold batch shaping more, but the injection mold that current USB line lid shaping was used is mostly single-station or single variety formula forming die core, the many only one end line lids that can shaping USB line of same mould, other end line lid need put the mould in addition, extravagant mould, the mould cost is higher, and the mould that has simultaneously at type both ends line lid only becomes one set of line lid of shaping again, the shaping is inefficient.
SUMMERY OF THE UTILITY MODEL
The utility model aims at solving the USB line lid of current car USB pencil both ends head and using injection mold when shaping is mostly single-station or single variety formula forming die core, and the many only can shaping USB line of same mould one end line lid, another end line lid need put the mould in addition, extravagant mould, and the mould cost is higher, and has the mould that only becomes one set of line lid of shaping again at type both ends line lid simultaneously, problem that shaping efficiency is low.
In order to achieve the above purpose, the utility model adopts the following technical scheme: a four-station type wire cover injection mold comprises a lower template, wherein two square irons are installed on the top surface of the lower template, a lower mold frame and an upper mold frame are installed on the top surfaces of the square irons through four guide rods, the lower mold frame is positioned at the bottom side of the upper mold frame, a lower core seat is installed in the lower mold frame, two first core holes and two second core holes are formed in the lower core seat, an upper core seat is installed in a bottom cavity of the upper mold frame, a first forming cavity, a second forming cavity and a flow channel are arranged in the upper core seat, the upper core seat is attached to the top surface of the lower core seat, the flow channel corresponds to a material liquid hole formed in the upper mold frame in a blow molding mode, the flow channel is of an I-shaped structure, and two ends of the flow channel are respectively communicated with the first forming cavity and the second forming cavity;
the middle position of lower bolster has been seted up the hydro-cylinder and has been stretched into the hole, the stripper plate has been dropped at the top of lower bolster, the stripper plate is just being located the inboard that the hydro-cylinder stretched into the hole, install first material returned pole on the top surface of stripper plate, first mold core is installed on the top of first material returned pole, second material returned pole is installed to the top surface of stripper plate, the second mold core is installed on the top of second material returned pole, third material returned pole is installed to the top surface of stripper plate, the third mold core is installed on the top of third material returned pole, spring beam is still installed everywhere to the top surface of stripper plate, the member of spring beam stretches into down in the die carrier.
Preferably, the first core hole is left and right and has a USB shell shape, and the second core hole is left and right and has a kidney-shaped shape.
Preferably, the second mold core and the third mold core are located in a first core hole and a second core hole formed in the lower mold frame, and the first mold core is located in an i-shaped notch formed in the top of the lower mold frame.
Preferably, the second mold core corresponds to the first mold cavity, the third mold core corresponds to the second mold cavity, and the first mold core corresponds to the runner.
Preferably, the first molding cavity and the second molding cavity are distributed in a left-right symmetrical mode according to the runner, and the second molding cavity and the first molding cavity are also distributed in a left-right symmetrical mode according to the runner.
Compared with the prior art, the utility model has the advantages of:
the three groups of material returning rods are arranged, a group of mold cores are arranged at the tops of the material returning rods correspondingly, the first group of mold cores in the middle are extrusion molds, the second group of mold cores on the two sides of the first group of mold cores are forming material returning molds of a USB wire end wire cover, the third group of mold cores on the two sides of the first group of mold cores are forming material returning molds of a USB wire other end connector wire cover, and the two groups of material returning molds correspond to the left and right positions.
Drawings
FIG. 1 is a schematic view of the view angle of the oil cylinder extending hole of the present invention;
FIG. 2 is a schematic view of the blowing hole of the present invention;
fig. 3 is a schematic view of the view angle of the stripper plate and the spring rod of the present invention;
FIG. 4 is a schematic view of the lower mold frame of the present invention after being removed from the mold, only the inner lower core print thereof is left on the mold;
FIG. 5 is a schematic view of the upper core seat in the bottom cavity of the upper mold frame of the present invention after being moved out to one side;
FIG. 6 is a schematic view of the position relationship and structure of the lower core print and the upper core print of the present invention;
FIG. 7 is a schematic view of the structure of the mold core disposed on the top of each material returning rod and the material returning rods inside the cut open structure of the present invention;
fig. 8 is a schematic view of the position and structure of each mold core when the mold core is only left after being cut open.
In the figure: 1. a lower template; 2. the oil cylinder extends into the hole; 3. square iron; 4. a material returning plate; 5. a spring lever; 6. a lower die frame; 601. a lower core print seat; 602. a first core hole; 603. a second core hole; 7. feeding a mold frame; 701. an upper core print seat; 702. a first molding cavity; 703. a second molding cavity; 704. a flow channel; 8. mounting a template; 9. blowing the holes; 10. a first material returning rod; 11. a first mold core; 12. a second stripper bar; 13. a second mold core; 14. a third material returning rod; 15. and a third mold core.
Detailed Description
The following examples are for illustrative purposes only and are not intended to limit the scope of the present invention.
Examples
Referring to fig. 1-8, a four-station type wire cover injection mold comprises a lower template 1, two square irons 3 are installed on the top surface of the lower template 1, a lower mold base 6 and an upper mold base 7 are installed on the top surface of the square iron 3 through four guide rods, the lower mold base 6 is located on the bottom side of the upper mold base 7, as shown in fig. 4, 6 and 8, a lower core base 601 is installed in the lower mold base 6, the lower mold base 6 and the lower core base 601 form a complete bottom forming mold, two first core holes 602 and two second core holes 603 for forming the bottom of the wire cover and guiding the material return are formed on the lower core base 601, an upper core base 701 for forming the wire cover is installed in the bottom cavity of the upper mold base 7 used in cooperation with the lower mold base 6, a first forming cavity 702 and a second forming cavity 703 for forming the top area of the wire cover are arranged in the upper core base 701, injection liquid entering the mold faces to runners 704 uniformly distributed in the forming cavities on both sides, the upper core print 701 and the top surface which is jointed with the lower core print 601 form a set of complete injection mould, the runner 704 is corresponding to the material liquid blow molding hole 9 which is opened on the upper mould frame 7, when in practical application, the mould is transversely installed on the injection machine, the blow molding pipe of the injection machine blows the plastic solution into the blow molding hole 9, the solution enters the runner 704 of the I-shaped structure, and then enters the first molding cavity 702 and the second molding cavity 703 which are communicated with the runner by the I-shaped flow cavity;
an oil cylinder inserting hole 2 is arranged at the middle position of a lower template 1, when in actual use, an action rod of a left oil cylinder is inserted into the oil cylinder inserting hole 2, a stripper plate 4 placed at the top of the lower template 1 is pushed towards the right, a first die core 11 is arranged at the top end of a first stripper rod 10 arranged on the stripper plate 4, a second die core 13 is arranged at the top end of a second stripper rod 12 arranged on the top surface of the stripper plate 4, and a third die core 15 is arranged at the top end of a third stripper rod 14 arranged on the top surface of the stripper plate 4, so that when the stripper plate 4 moves towards the right, three stripper rod mechanisms are pushed against three die cores to move towards the right, and when the stripper plate 4 moves towards the left, the stripper plate is reset towards the left by a spring rod 5 in the prior art (the spring rod 5 is a reset rod piece which is a spring matching rod-shaped commonly used in the prior injection mold and is mainly used for naturally resetting the stripper plate 4 towards the left after moving towards the right once, prior art, not described in detail).
Specifically, as shown in fig. 6 and 8, the first core hole 602 is left and right and has a USB shell shape, the second core hole 603 is left and right and has a oval shape, and two sets of forming guide holes are formed, the first core hole 602 and the second core hole 603 are used for guiding the second mold core 13 and the third mold core 15 which move to the right, and the first mold core 11 is located in an i-shaped notch formed in the top of the lower mold frame 6.
Specifically, as shown in fig. 5 and 6, the second mold core 13 corresponds to the first molding cavity 702, the third mold core 15 corresponds to the second molding cavity 703, the first mold core 11 corresponds to the runner 704, when the mold is installed on a plastic injection machine to actually work, a blowing pipe of the injection molding machine blows a plastic solution into an i-shaped runner 704 through a blowing hole 9, the plastic solution is distributed towards two sides through the i-shaped runner 704, then the solution enters the first molding cavity 702 and the second molding cavity 703 respectively, the first core hole 602, the second core hole 603 and the two molding cavities correspond respectively, two types of USB wire covers are injected in a molding area in advance, then a hydraulic cylinder installed on the left side of the injection molding machine pushes the stripper 4 towards the right when acting, all stripper rods installed on the stripper 4 act towards the right, the second mold cores 13 on the top ends of the stripper 4 enter the first molding cavity 702 to generate extrusion, and the injection liquid in the first molding cavity 702 forms a USB wire cover product, similarly, after the third mold core 15 enters the second mold cavity 703, the injection molding liquid in the second mold cavity 703 is made to extrude another USB wire cover product corresponding to the wire cover, the right side of the injection molding machine is opened to the right to pull the upper mold plate 8 on the right side of the mold, the upper mold plate 8 is made to take the upper mold base 7 to separate to the right from the lower mold base 6, and the USB wire cover product is taken out, and because the first mold cavity 702 is distributed bilaterally and symmetrically according to the runner 704 at the left and right positions, and the second mold cavity 703 is also distributed bilaterally and symmetrically according to the runner 704 at the left and right positions, during the blow molding of the mold, four USB wire covers can be molded at one time, two USB wire cover end interface wire covers are provided, and the other two USB wire cover interface wire covers are provided at the other end of the.
The embodiments of the present invention have been presented for purposes of illustration and description, and are not intended to be exhaustive or limited to the invention in the form disclosed. Many modifications and variations will be apparent to those of ordinary skill in the art. The embodiment was chosen and described in order to best explain the principles of the invention and the practical application, and to enable others of ordinary skill in the art to understand the invention for various embodiments with various modifications as are suited to the particular use contemplated.

Claims (5)

1. The utility model provides a four-station formula line lid injection mold, includes lower bolster (1), two square iron (3) are installed to the top surface of lower bolster (1), install lower die carrier (6) and last die carrier (7) through four guide arms on the top surface of square iron (3), lower die carrier (6) are located go up the bottom side of die carrier (7), its characterized in that: a lower core holder (601) is installed in the lower die carrier (6), two first core holes (602) and two second core holes (603) are formed in the lower core holder (601), an upper core holder (701) is installed in a bottom cavity of the upper die carrier (7), a first molding cavity (702), a second molding cavity (703) and a flow channel (704) are formed in the upper core holder (701), the upper core holder (701) is attached to the top surface of the lower core holder (601), the flow channel (704) corresponds to a material liquid blow molding hole (9) formed in the upper die carrier (7), the flow channel (704) is of an I-shaped structure, and two end heads of the flow channel are respectively communicated with the first molding cavity (702) and the second molding cavity (703);
an oil cylinder extending hole (2) is formed in the middle of the lower template (1), a stripper plate (4) is placed on the top of the lower template (1), the stripper plate (4) is located on the inner side of the oil cylinder extending hole (2), a first stripper rod (10) is mounted on the top surface of the stripper plate (4), a first mold core (11) is mounted at the top end of the first stripper rod (10), a second stripper rod (12) is mounted on the top surface of the stripper plate (4), a second mold core (13) is mounted at the top end of the second stripper rod (12), a third stripper rod (14) is mounted on the top surface of the stripper plate (4), and a third mold core (15) is mounted at the top end of the third stripper rod (14); the top surface of the stripper plate (4) is also provided with four spring rods (5), and rod pieces of the spring rods (5) extend into the lower die frame (6).
2. The four-station wire cover injection mold according to claim 1, wherein the first core hole (602) is two-sided and has a USB shell shape, and the second core hole (603) is two-sided and has a kidney-round shape.
3. A four-station wire cap injection mold according to claim 1, wherein the second mold core (13) and the third mold core (15) are located in a first core hole (602) and a second core hole (603) formed in the lower mold frame (6), and the first mold core (11) is located in an i-shaped groove formed in the top of the lower mold frame (6).
4. A four-station wire cover injection mold according to claim 1, wherein the second mold core (13) corresponds to the first mold cavity (702), the third mold core (15) corresponds to the second mold cavity (703), and the first mold core (11) corresponds to the runner (704).
5. The four-station type wire cover injection mold according to claim 1, wherein the first molding cavity (702) is distributed in left and right symmetrical positions according to the flow channel (704), and the second molding cavity (703) is also distributed in left and right symmetrical positions according to the flow channel (704).
CN202021214170.7U 2020-06-28 2020-06-28 Four-station type wire cover injection mold Active CN212707775U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN202021214170.7U CN212707775U (en) 2020-06-28 2020-06-28 Four-station type wire cover injection mold

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN202021214170.7U CN212707775U (en) 2020-06-28 2020-06-28 Four-station type wire cover injection mold

Publications (1)

Publication Number Publication Date
CN212707775U true CN212707775U (en) 2021-03-16

Family

ID=74963922

Family Applications (1)

Application Number Title Priority Date Filing Date
CN202021214170.7U Active CN212707775U (en) 2020-06-28 2020-06-28 Four-station type wire cover injection mold

Country Status (1)

Country Link
CN (1) CN212707775U (en)

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