CN220280357U - Separation injection mold for plastic optical fiber guide wheel - Google Patents
Separation injection mold for plastic optical fiber guide wheel Download PDFInfo
- Publication number
- CN220280357U CN220280357U CN202321847337.7U CN202321847337U CN220280357U CN 220280357 U CN220280357 U CN 220280357U CN 202321847337 U CN202321847337 U CN 202321847337U CN 220280357 U CN220280357 U CN 220280357U
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- die
- optical fiber
- molding
- fiber guide
- mold
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- 238000002347 injection Methods 0.000 title claims abstract description 16
- 239000007924 injection Substances 0.000 title claims abstract description 16
- 239000013308 plastic optical fiber Substances 0.000 title claims abstract description 14
- 238000000926 separation method Methods 0.000 title abstract description 6
- 238000000465 moulding Methods 0.000 claims abstract description 41
- 239000000835 fiber Substances 0.000 claims 1
- 239000013307 optical fiber Substances 0.000 abstract description 14
- 230000002950 deficient Effects 0.000 abstract description 3
- 239000012530 fluid Substances 0.000 abstract description 3
- 239000000243 solution Substances 0.000 description 4
- 238000004519 manufacturing process Methods 0.000 description 2
- 230000003287 optical effect Effects 0.000 description 2
- 229910000838 Al alloy Inorganic materials 0.000 description 1
- 229910001018 Cast iron Inorganic materials 0.000 description 1
- 238000000137 annealing Methods 0.000 description 1
- 230000008094 contradictory effect Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000007731 hot pressing Methods 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 230000013011 mating Effects 0.000 description 1
- 229910052751 metal Inorganic materials 0.000 description 1
- 239000002184 metal Substances 0.000 description 1
- 239000007769 metal material Substances 0.000 description 1
- 239000010935 stainless steel Substances 0.000 description 1
- 229910001220 stainless steel Inorganic materials 0.000 description 1
- 238000005491 wire drawing Methods 0.000 description 1
Abstract
The utility model discloses a separation injection mold for a plastic optical fiber guide wheel, which comprises a lower mold and an upper mold, wherein the lower mold comprises a fixed mold and a left mold and a right mold which are slidably arranged on two sides of the fixed mold, the fixed mold is provided with a first molding wall, the upper mold is provided with a second molding wall matched with the first molding wall, the first molding wall and the second molding wall enclose a molding cavity, the left mold and the right mold are respectively provided with a first raised line and a second raised line which extend into the middle part of the side wall of the molding cavity, and the first raised line and the second raised line are used for molding grooves of the guide wheel; the first raised strips and the second raised strips enclose into a circular ring. When the plastic fluid is injected into the forming cavity, the forming cavity is used for forming the main body of the optical fiber guide wheel, and the first raised strips and the second raised strips are used for forming the grooves, so that the optical fiber guide wheel is formed; when the optical fiber guide wheel is demolded, the left die and the right die are firstly separated, and then the lower die is separated from the upper die, so that the optical fiber guide wheel is quickly demolded, and the die is stable in structure and low in defective rate.
Description
Technical Field
The utility model relates to the field of injection molds, in particular to a separation injection mold for a plastic optical fiber guide wheel.
Background
The guide roller can be used for guiding the trend of cables such as optical cables and electric cables, and based on the function, various types of guide rollers have been widely applied to cable production equipment such as annealing machines, wire drawing machines, optical cable equipment and electric cable equipment. The guide wheel is made of metal materials such as aluminum alloy, stainless steel and cast iron, so that the guide wheel has the performance advantages of high load bearing capacity, high strength, long service life and the like, and meanwhile, the problems of high material cost, large self weight of the guide wheel and complex manufacturing process are also caused.
However, the existing optical fiber guide wheel is provided with a groove, so that limit and rotation of the wire body are realized, but the existing metal guide wheel can be directly formed by stamping or hot pressing, wherein the design key of plastic guide wheel forming is groove forming and demolding.
Disclosure of Invention
The utility model mainly aims to provide a separation injection mold for a plastic optical fiber guide wheel, which aims to realize groove forming and demolding through the design of a left mold and a right mold.
In order to achieve the above object, the present utility model provides a split injection mold for a plastic optical fiber guide wheel, comprising:
the lower die comprises a fixed die and a left die and a right die which are slidably arranged on two sides of the fixed die, the fixed die is provided with a first forming wall, and a first driving device and a second driving device are arranged on two sides of the lower die and used for driving the left die and the right die to slide respectively;
the upper die is provided with a second molding wall matched with the first molding wall, the first molding wall and the second molding wall enclose a molding cavity, the left die and the right die are respectively provided with a first raised line and a second raised line which extend into the middle part of the side wall of the molding cavity, and the first raised line and the second raised line are used for forming grooves of the guide wheel;
the first raised strips and the second raised strips enclose into a circular ring.
In the technical scheme of the utility model, in actual design, a die is divided into four parts, namely a fixed die, an upper die, a left die and a right die, when plastic fluid is injected into a forming cavity, the forming cavity is used for forming a main body of an optical fiber guide wheel, and a first raised line and a second raised line are used for forming grooves, so that the optical fiber guide wheel is formed; when the optical fiber guide wheel is demolded, the left die and the right die are firstly separated, and then the lower die is separated from the upper die, so that the optical fiber guide wheel is quickly demolded, and the die is stable in structure and low in defective rate.
Drawings
FIG. 1 is a cross-sectional view of the present utility model;
FIG. 2 is a second cross-sectional view of the present utility model;
FIG. 3 is a schematic view of the present utility model after concealing the upper mold;
FIG. 4 is a schematic view of the mating of a first molded wall and a second molded wall;
FIG. 5 is a schematic diagram of an optical fiber guide wheel.
In the drawing, 1 is a lower die, 10 is a fixed die, 11 is a left die, 12 is a right die, 21 is a first driving device, 22 is a second driving device, 3 is an upper die, 41 is a first molding wall, 42 is a second molding wall, 51 is a first arc-shaped groove, 52 is a second arc-shaped groove, 521 is a groove, 6 is a telescopic motor, 61 is a guide sleeve, 62 is a guide rod, 7 is a side bar, 71 is a guide groove, 72 is a guide part, 81 is a first inclined plane, 82 is a second inclined plane, 91 is a first convex strip, 92 is a second convex strip, 100 is an optical fiber guide wheel, 101 is a flange, 102 is a second flange, and 103 is a groove.
Detailed Description
The following description of the embodiments of the present utility model will be made clearly and fully with reference to the accompanying drawings, in which it is evident that the embodiments described are only some, but not all embodiments of the utility model. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.
It should be noted that, in the embodiment of the present utility model, directional indications (such as up, down, left, right, front, rear, top, bottom, inner, outer, vertical, lateral, longitudinal, counterclockwise, clockwise, circumferential, radial, axial … …) are referred to, and the directional indications are merely used to explain the relative positional relationship, movement conditions, etc. between the components in a specific posture (as shown in the drawings), and if the specific posture is changed, the directional indications are correspondingly changed.
In addition, if there is a description of "first" or "second" etc. in the embodiments of the present utility model, the description of "first" or "second" etc. is only for descriptive purposes, and is not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defining "a first" or "a second" may explicitly or implicitly include at least one such feature. In addition, the technical solutions of the embodiments may be combined with each other, but it is necessary to base that the technical solutions can be realized by those skilled in the art, and when the technical solutions are contradictory or cannot be realized, the combination of the technical solutions should be considered to be absent and not within the scope of protection claimed in the present utility model.
As shown in fig. 1 to 5, a split injection mold for a plastic optical fiber guide pulley, comprising:
the lower die 1 comprises a fixed die 10, a left die 11 and a right die 12 which are slidably arranged at two sides of the fixed die 10, wherein the fixed die 10 is provided with a first molding wall 41, and two sides of the lower die 1 are provided with a first driving device 21 and a second driving device 22 which are used for driving the left die 11 and the right die 12 to slide respectively;
the upper die 3 is provided with a second molding wall 42 matched with the first molding wall 41, the first molding wall 41 and the second molding wall 42 enclose a molding cavity, the left die 11 and the right die 12 are respectively provided with a first raised line and a second raised line which extend into the middle part of the side wall of the molding cavity, and the first raised line and the second raised line are used for forming a groove 521 of a guide wheel;
the first raised strips and the second raised strips enclose into a circular ring.
In practical design, the mold is divided into four parts, namely a fixed mold 10, an upper mold 3, a left mold 11 and a right mold 12, when plastic fluid is injected into a molding cavity, the molding cavity is used for molding a main body of the optical fiber guide wheel, and the first raised strips and the second raised strips are used for molding grooves 521, so that the optical fiber guide wheel is formed; when demolding, the left die 11 and the right die 12 are separated firstly, and then the lower die 1 and the upper die 3 are separated, so that the rapid demolding of the optical fiber guide wheel is realized, the die is stable in structure, and the defective rate is lower.
Specifically, in the mold closing state, the outer side of the circular ring and the first molding wall 41 enclose a first arc-shaped groove 51, and the first arc-shaped groove 51 is used for molding a first flange; the outer sides of the circular ring and the second molding wall 42 enclose a second arc-shaped groove 52, and the second arc-shaped groove 52 is used for molding a second flange; the second molding wall 42 is provided with a groove 521, and the groove 521 is formed by extending from the end of the second arc-shaped groove 52. The second flange is mainly used for limiting one side of the guide wheel, so that the height of the second flange is higher than that of the flange at the other side.
In the embodiment of the present utility model, the end portion of the left die 11, which is in contact with the right die 12, is provided with a first dislocation portion and a second dislocation portion that are arranged in a dislocation manner, and by means of the design of the dislocation portions, the left die 11 and the right die 12 can be engaged more stably, and the guiding function can be also achieved, so that the Mao Feng is avoided.
Further, the first driving device 21 and the second driving device 22 have the same structure, and include a telescopic motor 6 fixedly installed on one side of the fixed mold 10, a guide sleeve 61 disposed on two sides of the telescopic motor 6, and a guide rod 62 disposed on the left mold 11 or the right mold 12, where the guide rod is slidably installed on the guide sleeve.
Still further, the both sides of cover half 10 are equipped with dodges the groove, dodge the top in groove and be equipped with the strake 7 that can dismantle the setting, strake 7 and dodge the groove and enclose into guide slot 71, the both sides of left side mould 11 or right side mould 12 are equipped with guide slot 71 matched with guide portion 72 to the steady slip of left side mould 11 and right side mould 12 has been realized.
In the embodiment of the present utility model, a first inclined plane 81 is disposed on a side of the left die 11 and the right die 12 away from each other, and the upper die 3 is provided with a second inclined plane 82 that is matched with the first inclined plane, so that separation of the upper die 3 is achieved through matching of the first inclined plane and the second inclined plane, and the stroke length of the driving device can be effectively reduced, and the overall height of the die is reduced.
The foregoing description is only of the preferred embodiments of the present utility model, and is not intended to limit the scope of the utility model, but rather, the equivalent structural changes made by the description of the present utility model and the accompanying drawings or the direct/indirect application in other related technical fields are included in the scope of the utility model.
Claims (8)
1. A split injection mold for a plastic optical fiber guide wheel, comprising:
the lower die comprises a fixed die and a left die and a right die which are slidably arranged on two sides of the fixed die, the fixed die is provided with a first forming wall, and a first driving device and a second driving device are arranged on two sides of the lower die and used for driving the left die and the right die to slide respectively;
the upper die is provided with a second molding wall matched with the first molding wall, the first molding wall and the second molding wall enclose a molding cavity, the left die and the right die are respectively provided with a first raised line and a second raised line which extend into the middle part of the side wall of the molding cavity, and the first raised line and the second raised line are used for forming grooves of the guide wheel;
the first raised strips and the second raised strips enclose into a circular ring.
2. The split injection mold for a plastic optical fiber guide as claimed in claim 1, wherein: when in a die closing state, the outer sides of the circular ring and the first forming wall enclose a first arc-shaped groove, and the first arc-shaped groove is used for forming a first flange.
3. The split injection mold for a plastic optical fiber guide as claimed in claim 2, wherein: the outer side of the round ring and the outer side of the second molding wall form a second arc-shaped groove, and the second arc-shaped groove is used for molding a second flange.
4. A split injection mold for a plastic optical fiber guide as claimed in claim 3, wherein: the second molding wall is provided with a groove, and the groove extends from the end part of the second arc-shaped groove to be molded.
5. The split injection mold for a plastic optical fiber guide as claimed in claim 1, wherein: the end part of the left die, which is contacted with the right die, is provided with a first dislocation part and a second dislocation part which are arranged in a dislocation way.
6. The split injection mold for a plastic optical fiber guide as claimed in claim 1, wherein: the first driving device and the second driving device have the same structure and comprise a telescopic motor fixedly arranged on one side of the fixed die, guide sleeves arranged on two sides of the telescopic motor and guide rods arranged on the left die or the right die, and the guide rods are slidably arranged on the guide sleeves.
7. The split injection mold for a plastic fiber guide as claimed in claim 6, wherein: the side of cover half is equipped with dodges the groove, dodge the top in groove and be equipped with the strake that can dismantle the setting, the strake with dodge the groove and enclose into the guide way, left side mould or right side mould both sides are equipped with guide way matched with guide part.
8. The split injection mold for a plastic optical fiber guide as claimed in claim 1, wherein: the left die and the right die are mutually far away from each other and are provided with a first inclined plane, and the upper die is provided with a second inclined plane mutually matched with the first inclined plane.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321847337.7U CN220280357U (en) | 2023-07-13 | 2023-07-13 | Separation injection mold for plastic optical fiber guide wheel |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321847337.7U CN220280357U (en) | 2023-07-13 | 2023-07-13 | Separation injection mold for plastic optical fiber guide wheel |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN220280357U true CN220280357U (en) | 2024-01-02 |
Family
ID=89325152
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202321847337.7U Active CN220280357U (en) | 2023-07-13 | 2023-07-13 | Separation injection mold for plastic optical fiber guide wheel |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN220280357U (en) |
-
2023
- 2023-07-13 CN CN202321847337.7U patent/CN220280357U/en active Active
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