CN223558936U - A cone-shaped injection mold - Google Patents
A cone-shaped injection moldInfo
- Publication number
- CN223558936U CN223558936U CN202423023277.4U CN202423023277U CN223558936U CN 223558936 U CN223558936 U CN 223558936U CN 202423023277 U CN202423023277 U CN 202423023277U CN 223558936 U CN223558936 U CN 223558936U
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Abstract
本实用新型提出一种锥体注射模具，涉及注塑模具领域，包括上模、芯模、底模、椎管、第一法兰和第二法兰；芯模设置为实心的圆台结构，其外壁面与锥体内壁面尺寸适配；上模和底模均设置为圆盘结构，并且上模和底模分别沿竖直方向同轴设置在芯模的轴向两端；椎管由锥体骨架构成，椎管套装在所述芯模外侧，并且椎管轴向两端分别同轴固连第一法兰和第二法兰，第一法兰固连于上模、第二法兰固连于底模；椎管的内壁面与芯模的外壁面之间构成成型腔室，上模表面设置有注射流道，注射流道连通至成型腔室。本方案提出的模具，具有模具费用低、产品硫化时间短、模具拆装方便、产品使用寿命长等特点。
This utility model proposes a conical injection mold, relating to the field of injection molds, comprising an upper mold, a core mold, a bottom mold, a conical tube, a first flange, and a second flange. The core mold is a solid frustum structure, with its outer wall surface matching the dimensions of the inner wall surface of the cone. Both the upper mold and the bottom mold are disc structures, and are coaxially arranged at both ends of the core mold along the vertical direction. The conical tube is composed of a conical skeleton, fitted onto the outside of the core mold, and coaxially fixed to the first flange and the second flange at both ends of the conical tube. The first flange is fixed to the upper mold, and the second flange is fixed to the bottom mold. The inner wall surface of the conical tube and the outer wall surface of the core mold form a molding chamber. An injection channel is provided on the surface of the upper mold, which connects to the molding chamber. The mold proposed in this solution has the advantages of low mold cost, short product vulcanization time, convenient mold assembly and disassembly, and long product service life.
Description
Technical Field
The utility model relates to the technical field of injection molds, in particular to a cone injection mold.
Background
The cone body framework and the rubber lining are produced separately, and the cone body framework can be replaced easily without replacing the cone body framework when the rubber lining is worn in the using process of the cone. In the prior art, the rubber lining is formed by adopting a compression molding mode, a middle mold is needed for the whole mold except for an upper mold, a lower mold and a core mold, the manufacturing cost of the middle mold is one third of that of the whole mold in terms of mold cost, the size of the rubber lining is difficult to precisely control by adopting the compression molding mode in terms of product quality, a gap is formed between the rubber lining and the cone skeleton assembly, the cone product is easy to vibrate during use, the service life of the product is greatly reduced, and in addition, if the length size of the rubber lining is too large compared with the size of the cone skeleton, slurry leakage or local inward bulge rapid abrasion of the rubber lining is caused during assembly of a cone and other parts, so that the service life of the rubber lining is greatly reduced.
Thus, there is a need to improve the preparation process of the cone so that the assembly between the cone armature and the rubber liner is more matched.
Disclosure of utility model
The utility model aims to provide a cone injection mold, which takes a cone skeleton as a middle mold directly, so that the mold cost and the product vulcanization time are reduced, the mold is convenient to disassemble and assemble, and the product has long service life.
In order to achieve the aim, the utility model provides a cone injection mould which comprises an upper mould, a core mould, a bottom mould, a cone pipe, a first flange and a second flange;
The mandrel is of a solid truncated cone structure, and the outer wall surface of the mandrel is matched with the inner wall surface of the cone in size;
The upper die and the bottom die are both arranged in a disc structure, and are coaxially arranged at two axial ends of the core die along the vertical direction respectively;
The cone pipe is composed of a cone skeleton, the cone pipe is sleeved outside the core mold, and the two axial ends of the cone pipe are respectively and coaxially fixedly connected with a first flange and a second flange;
The molding cavity is formed between the inner wall surface of the vertebral canal and the outer wall surface of the core mold, the upper mold surface is provided with an injection runner, and the injection runner is communicated to the molding cavity and is used for injecting rubber into the molding cavity.
Further, defining the end of the core mould close to the upper mould as a first end and the end close to the bottom mould as a second end, wherein the diameter of the second end is larger than that of the first end;
A first stepped counter bore is formed in the side surface, close to the core mold, of the upper mold along the axial direction of the side surface, and the shape and the size of a part of counter bore positioned at the innermost side of the first stepped counter bore are matched with those of the first end of the core mold;
the side surface of the bottom die, which is close to the core die, is axially provided with a second stepped counter bore, and the shape and the size of a partial counter bore positioned at the innermost side of the second stepped counter bore are matched with the second end of the core die.
Further, the first stepped counter bore and the second stepped counter bore have the same structure and are three-stage stepped counter bores;
Defining a plurality of radially outward stepped surfaces of the three-stage stepped counter bore from the innermost partial counter bore as a first stepped surface, a second stepped surface and a third stepped surface, and then:
The flange disc surfaces of the first flange and the second flange are respectively abutted with the second step surfaces of the corresponding three-stage stepped counter bores and then fastened by bolts, and the convex flanges on the inner periphery of the first flange and the second flange are respectively corresponding to the first step surfaces of the corresponding three-stage stepped counter bores and have a first gap with the first step surfaces;
the end surfaces of two ends of the vertebral tube respectively correspond to the first step surfaces of the three-level stepped counter bores corresponding to the two ends, a second gap is formed between the end surfaces of two ends of the vertebral tube and the corresponding first step surfaces of the three-level stepped counter bores, a third gap is formed between the end surfaces of two ends of the vertebral tube and the inner wall surface of the first flange or the second flange, and the first gap is smaller than the second gap and the third gap is 0.4-1.0 mm.
Further, a lifting hole is formed in the center of the end face of the first end of the core die, the lifting hole is a first counter bore recessed towards the inside of the core die along the axial direction of the core die, and a first thread is arranged on the inner wall surface of the first counter bore;
The end face of the second end of the core mold is provided with a plurality of first mounting holes distributed in an array manner, the first mounting holes are second counter bores recessed towards the inside of the core mold along the axial direction parallel to the core mold, and the inner wall surface of the second counter bores is provided with second threads;
The surface of the bottom die, which is close to the core die, is penetrated and provided with a plurality of second mounting holes, the second mounting holes correspond to the positions of the first mounting holes one by one, the inner wall surface of each second mounting hole is provided with second threads, and the bottom die and the core die are fastened through the first mounting holes and the second mounting holes by bolts.
Further, the injection runner is arranged on the surface, far away from the core die, of the upper die to be in a cross-shaped structure, the center point of the cross-shaped structure is located at the center of the circle of the surface of the upper die, and an injection hole is formed in the end, far away from the center point, of any extension arm of the cross-shaped structure, and is communicated to the forming cavity.
Furthermore, the forming cavity is of a cone-like structure, a plurality of overflow observation holes are formed in the upper die surface and the position, corresponding to the end face, close to the upper die, of the cone-like structure in a penetrating manner, and the overflow observation holes are uniformly distributed in the circumferential direction of the upper die surface;
the surface of the upper die, which is far away from the core die, is uniformly provided with a plurality of overflow runners in the circumferential direction of the overflow observation holes, the overflow runners are arranged in a fishbone-like shape, and any overflow runner at least covers one overflow observation hole.
Further, the aperture of the overflow observation hole is 5-10 mm, and the groove depth of the overflow runner along the axial direction of the upper die is 2-4 mm.
Furthermore, the matching angle of the inclined planes of the core mold, the upper mold and the bottom mold is 15 degrees.
Furthermore, the two axial ends of the vertebral tube are respectively fillet welded with the first flange and the second flange along the peripheral ring of the outer wall of the vertebral tube.
Further, the outer wall of the upper die and the outer wall of the bottom die are respectively and uniformly provided with a plurality of lifting lugs along the circumferential direction of the upper die and the bottom die.
According to the technical scheme, the following beneficial effects are achieved:
The utility model discloses a cone injection mold which comprises an upper mold, a core mold, a bottom mold, a cone pipe, a first flange and a second flange, wherein the core mold is of a solid truncated cone structure, the outer wall surface of the core mold is matched with the inner wall surface of a cone in size, the upper mold and the bottom mold are of disc structures, the upper mold and the bottom mold are respectively and coaxially arranged at two axial ends of the core mold along the vertical direction, the cone pipe is formed by cone frameworks, the cone pipe is sleeved outside the core mold, the two axial ends of the cone pipe are respectively and coaxially fixedly connected with the first flange and the second flange, the first flange is fixedly connected with the upper mold, the second flange is fixedly connected with the bottom mold, a molding cavity is formed between the inner wall surface of the cone pipe and the outer wall surface of the core mold, and an injection runner is arranged on the surface of the upper mold and is communicated with the molding cavity. Compared with the process of manufacturing the rubber lining separately from the prior art framework and molding the rubber lining by compression molding, the mold provided by the scheme directly takes the cone framework as the middle mold, saves the cost of manufacturing the middle mold for independently molding the rubber lining, greatly reduces the vulcanization time of the product because the temperature of the rubber reaches more than 100 degrees during product injection, has the advantages that in addition, the cone injection mold is firstly assembled and then injected, the mold assembly is simple, the mold cannot be expanded and gnaw, meanwhile, the mold disassembly and assembly time of operators is reduced, the mold is easy to disassemble and assemble without prying and beating to shake to open the mold, and the service life of the mold is prolonged.
In addition, this scheme is through setting up overflow observation hole and overflow runner on last mould surface and in time knows the quantity to the injection unvulcanized rubber in the mould, avoids the mould internal pressure too big, further promotes the life of mould.
It should be understood that all combinations of the foregoing concepts, as well as additional concepts described in more detail below, may be considered a part of the inventive subject matter of the present disclosure as long as such concepts are not mutually inconsistent.
The foregoing and other aspects, embodiments, and features of the present teachings will be more fully understood from the following description, taken together with the accompanying drawings. Other additional aspects of the utility model, such as features and/or advantages of the exemplary embodiments, will be apparent from the description which follows, or may be learned by practice of the embodiments according to the teachings of the utility model.
Drawings
The drawings are not intended to be drawn to scale with respect to true references. In the drawings, each identical or nearly identical component that is illustrated in various figures may be represented by a like numeral. For purposes of clarity, not every component may be labeled in every drawing. Embodiments of various aspects of the utility model will now be described, by way of example, with reference to the accompanying drawings, in which:
FIG. 1 is an effect diagram of a cone injection mold of the present utility model without a mounted cone and flange;
FIG. 2 is a diagram showing the closing effect of the cone injection mold of the present utility model;
FIG. 3 is a top plan view of the cone injection mold of the present utility model;
Fig. 4 is a top view of the bottom die of the cone injection mold of the present utility model.
In the figure, the specific meaning of each mark is as follows:
1-upper die, 2-core die, 3-bottom die, 4-cone, 5-first flange, 6-second flange, 7-injection runner, 8-overflow viewing port, 9-overflow runner, 10-three-stage stepped counter bore, 101-first step surface, 102-second step surface, 103-third step surface, 11-second mounting hole and 12-lifting lug.
Detailed Description
In order to make the objects, technical solutions and advantages of the embodiments of the present utility model more clear, the technical solutions of the embodiments of the present utility model will be clearly and completely described below with reference to the accompanying drawings of the embodiments of the present utility model. It will be apparent that the described embodiments are some, but not all, embodiments of the utility model. All other embodiments, which can be made by a person skilled in the art without creative efforts, based on the described embodiments of the present utility model fall within the protection scope of the present utility model. Unless defined otherwise, technical or scientific terms used herein should be given the ordinary meaning as understood by one of ordinary skill in the art to which this utility model belongs.
The terms "first," "second," and the like in the description and in the claims, are not used for any order, quantity, or importance, but are used for distinguishing between different elements. Also, unless the context clearly indicates otherwise, singular forms "a," "an," or "the" and similar terms do not denote a limitation of quantity, but rather denote the presence of at least one. The terms "comprises," "comprising," or the like are intended to cover a feature, integer, step, operation, element, and/or component recited as being present in the element or article that "comprises" or "comprising" does not exclude the presence or addition of one or more other features, integers, steps, operations, elements, components, and/or groups thereof. "up", "down", "left", "right" and the like are used only to indicate a relative positional relationship, and when the absolute position of the object to be described is changed, the relative positional relationship may be changed accordingly.
The utility model aims to provide a cone injection mold, which uses the skeleton as a middle mold of a lining molding mold, does not need to be assembled and directly used after the lining is molded, reduces mold cost and product vulcanization time, and has the advantages of convenient mold disassembly and long product service life.
The cone injection mold disclosed in the present utility model will be described in further detail with reference to specific examples.
Referring to fig. 1 and 2, the cone injection mold disclosed in the embodiment comprises an upper mold 1, a core mold 2, a bottom mold 3, a cone 4, a first flange 5 and a second flange 6;
As shown in fig. 1, a mandrel 2 is provided with a solid round platform structure, the outer wall surface of the mandrel 2 is matched with the inner wall surface of a cone in size, the solid mandrel 2 is beneficial to uniform temperature during rubber vulcanization, the upper die 1 and the bottom die 3 are both provided with disc structures, the upper die 1 and the bottom die 3 are respectively coaxially arranged at two axial ends of the mandrel 2 along the vertical direction, the mandrel 2, the upper die 1 and the bottom die 3 are concretely fixed in a manner that the end, close to the upper die 1, of the mandrel 2 is defined as a first end, the end, close to the bottom die 3, of the mandrel 2 is defined as a second end, the diameter of the second end is larger than the diameter of the first end, the side, close to the mandrel 2, of the upper die 1 is provided with a first stepped counter bore, the shape and the size of a partial counter bore, which is located at the innermost side of the first stepped counter bore, are matched with the first end of the mandrel 2, the side, the bottom die 3, the shape and the size of the partial counter bore, located at the innermost side of the second stepped counter bore, are matched with the mandrel 2, and the diameter of the mandrel 2 is matched with the second end of the mandrel 2, and the bottom die 1, 3 is assembled at an angle of 15 degrees.
The cone pipe 4 is composed of a cone skeleton, the cone pipe 4 is sleeved on the outer side of the core mold 2, two axial ends of the cone pipe 4 are respectively and coaxially fixedly connected with a first flange 5 and a second flange 6, the first flange 5 is fixedly connected to the lower surface of the upper mold 1, the second flange 6 is fixedly connected to the upper surface of the bottom mold 3, a forming cavity is formed between the inner wall surface of the cone pipe 4 and the outer wall surface of the core mold 2 as a rubber lining forming mold of a cone, an injection runner 7 is arranged on the surface of the upper mold 1, and the injection runner 7 is communicated to the forming cavity and is used for injecting rubber into the forming cavity. Specifically, as shown in fig. 1 and 3, the injection runner 7 is disposed on the surface of the upper mold 1 away from the mandrel 2 in a cross-shaped structure, a center point of the cross-shaped structure is located at a center of the surface of the upper mold 1, and an injection hole is disposed at an end of any extension arm of the cross-shaped structure away from the center point, and the injection hole is connected to the molding cavity.
In order to avoid overlarge pressure in a molding cavity when rubber is injected, and also in order to know the quantity of the rubber injected in the molding cavity by an operator, the cone injection mold is provided with overflow observation holes 8, specifically, the molding cavity is of a cone-like structure, a plurality of overflow observation holes 8 are formed in a penetrating manner in the position, corresponding to the end face, close to the upper mold 1, of the surface of the upper mold 1, the overflow observation holes 8 are uniformly distributed in the circumferential direction of the surface of the upper mold 1, a plurality of overflow runners 9 are uniformly formed in the circumferential direction of the overflow observation holes 8, the overflow runners 9 are in a fishbone-like shape, any one node of the overflow runners 9 is provided with one overflow observation hole 8, optionally, the aperture of the overflow observation hole 8 and the groove depth of the overflow runners 9 are determined according to the size of a manufactured cone, for example, the aperture of the overflow observation hole 8 can be 5-10 mm, the overflow runners 9 are uniformly provided in the circumferential direction of the overflow observation holes 8, the groove depth of the upper mold 1 in the axial direction is 2-3 mm, and the embodiment is 4 mm.
Compared with the traditional mould pressing mode for forming the cone lining, the cone injection mould directly takes the cone skeleton as the middle mould, thereby saving the cost of manufacturing the middle mould which is one third of the manufacturing cost of the whole mould, and simultaneously greatly reducing the vulcanizing time of the product because the temperature of rubber reaches more than 100 degrees during product injection.
The first stepped counter bore and the second stepped counter bore designed on the surfaces of the upper die 1 and the bottom die 3 are respectively provided with a three-stage stepped counter bore 10, and a plurality of radially outward stepped surfaces of the innermost part of the three-stage stepped counter bore are sequentially provided with a first stepped surface 101, a second stepped surface 102 and a third stepped surface 103, wherein the flange surfaces of the first flange 5 and the second flange 6 are respectively abutted against the second stepped surface 102 of the corresponding three-stage stepped counter bore 10 and then fastened by bolts, and the convex flanges on the inner peripheries of the first flange 5 and the second flange 6 are respectively corresponding to the first stepped surface 101 of the corresponding three-stage stepped counter bore 10 and have a first gap with the first stepped surface 101;
The end surfaces of the two ends of the vertebral tube 4 respectively correspond to the positions of the first step surfaces 101 of the three-stage stepped counter bores 10 corresponding to the two ends, the end surfaces of the two ends of the vertebral tube 4 respectively correspond to the first step surfaces 101 of the three-stage stepped counter bores 10 corresponding to the two ends, a second gap is formed between the end surfaces of the two ends of the vertebral tube 4 and the inner wall surfaces of the first flange 5 or the second flange 6, a third gap is formed between the end surfaces of the two ends of the vertebral tube and the inner wall surfaces of the first flange 5 or the second flange 6, the first gap is smaller than the second gap, and the third gap is 0.4-1.0 mm, wherein the first gap and the second gap are used for filling rubber injection and forming a wear-resisting layer at the end part of a cone skeleton after vulcanization, and the third gap is used for adjusting and installing the vertebral tube 4 to serve as an adjusting interval of the dimensional error of the vertebral tube 4.
The cone 4, the first flange 5 and the second flange 6 may be welded and fixed, in this embodiment, two axial ends of the cone 4 are respectively fillet welded with the first flange 5 and the second flange 6 along the peripheral ring of the outer wall of the cone 4, and the connection steel plate portion for fillet welding is disposed on the third step surface 103 of the three-stage stepped counter bore 10.
In the embodiment, the core mold 2 and the bottom mold 3 are structurally designed as follows, a lifting hole is formed in the center of the end face of the first end of the core mold 2, the lifting hole is a first counter bore recessed inwards along the axial direction of the core mold 2, a first thread is arranged on the inner wall surface of the first counter bore, and the lifting hole is used for lifting and moving the core mold 2. The end face of the second end of the mandrel 2 is provided with a plurality of first mounting holes distributed in an array mode, the first mounting holes are second counter bores which are recessed towards the inside of the mandrel 2 along the axial direction parallel to the mandrel 2, the inner wall surface of the second counter bores is provided with second threads, the surface of the bottom die 3, which is close to the mandrel 2, is provided with a plurality of second mounting holes 11 in a penetrating mode, the positions of the second mounting holes 11 and the positions of the first mounting holes are in one-to-one correspondence, the inner wall surface of the second mounting holes 11 is provided with second threads, and the bottom die 3 and the mandrel 2 are fastened through the first mounting holes and the second mounting holes 11 by bolts.
In this embodiment, in order to facilitate the use of the cone injection mold, besides the lifting hole at the top of the core mold 2, a plurality of lifting lugs 12 are uniformly arranged on the outer wall of the upper mold 1 and the outer wall of the bottom mold 3 along the circumferential direction respectively, so that the upper mold 1 and the bottom mold 3 can be conveniently transported.
The cone injection mold disclosed by the utility model adopts the cone skeleton as the middle mold to directly mold the rubber lining, meanwhile, a cone product is obtained, no gap exists between the cone skeleton and the rubber lining, the problem of rapid abrasion of the rubber lining caused by slurry leakage or local inner protruding blocks after the cone skeleton is assembled with other parts during the application of the cone is avoided, meanwhile, the cone injection mold is assembled by firstly closing the mold and then injecting the mold, the mold assembly is simple, the mold cannot be expanded and gnawed, the mold disassembly is simple and time-saving, and the service life of the mold is prolonged.
While the utility model has been described with reference to preferred embodiments, it is not intended to be limiting. Those skilled in the art will appreciate that various modifications and adaptations can be made without departing from the spirit and scope of the present utility model. Accordingly, the scope of the utility model is defined by the appended claims.
Claims (10)
1. The cone injection mold is characterized by comprising an upper mold, a core mold, a bottom mold, a cone pipe, a first flange and a second flange;
The mandrel is of a solid truncated cone structure, and the outer wall surface of the mandrel is matched with the inner wall surface of the cone in size;
The upper die and the bottom die are both arranged in a disc structure, and are coaxially arranged at two axial ends of the core die along the vertical direction respectively;
The cone pipe is composed of a cone skeleton, the cone pipe is sleeved outside the core mold, and the two axial ends of the cone pipe are respectively and coaxially fixedly connected with a first flange and a second flange;
The molding cavity is formed between the inner wall surface of the vertebral canal and the outer wall surface of the core mold, the upper mold surface is provided with an injection runner, and the injection runner is communicated to the molding cavity and is used for injecting rubber into the molding cavity.
2. The cone injection mold of claim 1 wherein the end of the core mold adjacent the upper mold is defined as a first end and the end adjacent the bottom mold is defined as a second end, the second end having a diameter greater than the first end diameter;
A first stepped counter bore is formed in the side surface, close to the core mold, of the upper mold along the axial direction of the side surface, and the shape and the size of a part of counter bore positioned at the innermost side of the first stepped counter bore are matched with those of the first end of the core mold;
The side surface of the bottom die, which is close to the core die, is axially provided with a second stepped counter bore, and the shape and the size of a partial counter bore positioned at the innermost side of the second stepped counter bore are matched with the second end of the core die.
3. The cone injection mold of claim 2 wherein the first stepped counterbore and the second stepped counterbore are structurally identical and are three-stage stepped counterbores;
Defining a plurality of radially outward stepped surfaces of the three-stage stepped counter bore from the innermost partial counter bore as a first stepped surface, a second stepped surface and a third stepped surface, and then:
The flange disc surfaces of the first flange and the second flange are respectively abutted with the second step surfaces of the corresponding three-stage stepped counter bores and then fastened by bolts, and the convex flanges on the inner periphery of the first flange and the second flange are respectively corresponding to the first step surfaces of the corresponding three-stage stepped counter bores and have a first gap with the first step surfaces;
the end surfaces of two ends of the vertebral tube respectively correspond to the first step surfaces of the three-level stepped counter bores corresponding to the two ends, a second gap is formed between the end surfaces of two ends of the vertebral tube and the corresponding first step surfaces of the three-level stepped counter bores, a third gap is formed between the end surfaces of two ends of the vertebral tube and the inner wall surface of the first flange or the second flange, and the first gap is smaller than the second gap and the third gap is 0.4-1.0 mm.
4. The cone injection mold of claim 2 wherein a lifting hole is provided at the center of the end face of the first end of the core mold, the lifting hole is provided as a first counterbore recessed inward along the axial direction of the core mold, and the inner wall surface of the first counterbore is provided with a first thread;
The end face of the second end of the core mold is provided with a plurality of first mounting holes distributed in an array manner, the first mounting holes are second counter bores recessed towards the inside of the core mold along the axial direction parallel to the core mold, and the inner wall surface of the second counter bores is provided with second threads;
The surface of the bottom die, which is close to the core die, is penetrated and provided with a plurality of second mounting holes, the second mounting holes correspond to the positions of the first mounting holes one by one, the inner wall surface of each second mounting hole is provided with second threads, and the bottom die and the core die are fastened through the first mounting holes and the second mounting holes by bolts.
5. The cone injection mold of claim 1 wherein the injection runner is configured as a cross-shaped structure on a surface of the upper mold remote from the mandrel, a center point of the cross-shaped structure is located at a center point of the upper mold surface, and an injection hole is provided at an end of any extension arm of the cross-shaped structure remote from the center point, the injection hole being communicated to the molding chamber.
6. The cone injection mold of claim 1 wherein the molding cavity is of a cone-like structure, a plurality of overflow observation holes are formed in the upper mold surface and the corresponding position of the cone-like structure near the end face of the upper mold in a penetrating manner, and the overflow observation holes are uniformly distributed in the circumferential direction of the upper mold surface;
the surface of the upper die, which is far away from the core die, is uniformly provided with a plurality of overflow runners in the circumferential direction of the overflow observation holes, the overflow runners are arranged in a fishbone-like shape, and any overflow runner at least covers one overflow observation hole.
7. The cone injection mold of claim 6, wherein the aperture of the overflow observation hole is 5-10mm, and the groove depth of the overflow runner along the axial direction of the upper mold is 2-4 mm.
8. The cone injection mold of claim 1 wherein the bevel mating angle of the core mold and the upper and lower molds is 15 °.
9. The cone injection mold of claim 1 wherein the axial ends of the cone are fillet welded to the first flange and the second flange, respectively, along the peripheral rim of the outer wall of the cone.
10. The cone injection mold according to claim 1, wherein the outer wall of the upper mold and the outer wall of the bottom mold are uniformly provided with a plurality of lifting lugs along the circumferential direction thereof, respectively.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202423023277.4U CN223558936U (en) | 2024-12-09 | 2024-12-09 | A cone-shaped injection mold |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202423023277.4U CN223558936U (en) | 2024-12-09 | 2024-12-09 | A cone-shaped injection mold |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN223558936U true CN223558936U (en) | 2025-11-18 |
Family
ID=97672192
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202423023277.4U Active CN223558936U (en) | 2024-12-09 | 2024-12-09 | A cone-shaped injection mold |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN223558936U (en) |
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2024
- 2024-12-09 CN CN202423023277.4U patent/CN223558936U/en active Active
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