Photovoltaic aluminum profile extrusion die with four die bodies
By designing a four-stage photovoltaic aluminum profile extrusion die, and adopting a partitioned upper and lower die structure and bayonet positioning pin connection, the efficiency and quality problems of aluminum profile dies in large extruders were solved, achieving efficient and uniform extrusion and excellent forming of aluminum profiles.
Patent Information
- Application Number
- CN202422517527.3
- Authority / Receiving Office
- CN · China
- Patent Type
- Utility models(China)
- Current Assignee / Owner
- Filing Date
- 2024-10-17
- Publication Date
- 2025-12-26
- Estimated Expiration
- 2034-10-17
AI Technical Summary
Existing aluminum profile molds suffer from problems such as low operating efficiency, inconsistent extrusion speeds across multiple cavities, and uneven aluminum profile wall thickness when used with large extrusion presses.
Design a four-part photovoltaic aluminum profile extrusion die, which adopts an upper and lower die partition structure. Each upper die partition is equipped with five flow holes, and the lower die partition is equipped with primary and secondary welding cavities. The upper and lower dies are accurately connected by a bayonet, positioning pin and fixing screw.
It improves the processing efficiency and quality of aluminum profiles, ensures the consistency of extrusion speed and wall thickness, and enhances production efficiency.
Smart Images
Figure CN223718038U_ABST
Abstract
Description
TECHNICAL FIELD
[0001] The utility model belongs to aluminum profile mould technical field, concretely relates to a one mould four out photovoltaic aluminum profile extrusion mould. BACKGROUND
[0002] The photovoltaic aluminum profile frame is an important component of the photovoltaic industry chain, and with the rapid development of the photovoltaic industry chain in China, the gap of the photovoltaic aluminum alloy frame is also getting bigger and bigger.
[0003] The production of the photovoltaic aluminum alloy frame is mainly carried out by a 1800T-2000T large extruder, because the large extruder and the aluminum frame with a smaller cross-sectional area are not matched in extrusion ratio, the conventional single cavity or double cavity extrusion die cannot fully exert the operation efficiency of the large extruder, which seriously affects the production efficiency of the photovoltaic aluminum frame, and the design of the multi-cavity extrusion die, due to the irregularity of part of the aluminum alloy frame, the extrusion speed of multiple cavities is not consistent, which leads to the problem of excessive pressure of the die or uneven wall thickness of the produced aluminum profile. CONTENT OF THE UTILITY MODEL
[0004] The utility model aims at providing a one mould four out photovoltaic aluminum profile extrusion mould to solve the problem of the existing aluminum profile mould in the use process in the above background technology.
[0005] In order to achieve the above-mentioned purpose, the utility model provides the following technical scheme: a one mould four out photovoltaic aluminum profile extrusion mould, including upper die and lower die, two upper die subareas are arranged on the upper die feeding surface, five groups of shunt holes are arranged in each group of upper die subareas, two groups of upper die male heads are arranged on the upper die discharging surface corresponding to the upper die subarea, and the two groups of upper die male heads are arranged at the center of the upper die discharging surface corresponding to three groups of shunt holes.
[0006] The lower die is also provided with two lower die subareas, one group of primary welding cavities is arranged in each group of lower die subareas, two groups of secondary welding cavities are arranged on each group of primary welding cavities, and one group of lower die female heads is arranged in each group of secondary welding cavities.
[0007] Preferably, the edges of the upper die and the lower die are provided with multiple groups of clamping holes, and the upper die and the lower die are connected through multiple groups of positioning pins and fixing screws.
[0008] Preferably, the five groups of shunt holes include two groups of first shunt holes arranged symmetrically on both sides of the upper die subarea upper part, one group of second shunt holes arranged in the middle of the upper die subarea upper part and two groups of third shunt holes arranged symmetrically on the lower part of the upper die subarea.
[0009] Preferably, the shape of the primary welding cavity is consistent with that of the five groups of shunt holes.
[0010] Preferably, the secondary welding cavity is slightly larger than the upper die male head, and the lower die female head is arranged at the center of the secondary welding cavity.
[0011] Compared with the prior art, the utility model has the beneficial effects that:
[0012] Through the feeding of the uniformly distributed shunt holes, the uniform distribution of the shunt holes can make the aluminum flow distribution uniform, the extrusion force distribution uniform, thereby making the extrusion speeds of the multiple groups of aluminum profiles consistent, improving the processing efficiency, guaranteeing the quality of the aluminum profiles when the multiple groups of aluminum profiles are extruded, and simultaneously, the shunt holes uniformly arranged in different directions can quickly and stably fill the aluminum profiles, guarantee the filling speed of the profile chamfer position consistent with the flat die position, make the forming wall thickness of the aluminum profile uniform, and make the quality of the produced aluminum profile more excellent. BRIEF DESCRIPTION OF DRAWINGS
[0013] Fig. 1 It is an upper die structure schematic view of the utility model;
[0014] Fig. 2 It is a lower die structure schematic view of the utility model;
[0015] Fig. 3 It is a one-mold four-out discharging schematic view of the utility model.
[0016] In the drawing: 11, upper die partition; 12, shunt hole; 13, upper die male head; 14, bayonet; 21, first welding cavity; 22, second welding cavity; 23, lower die female head. DETAILED DESCRIPTION
[0017] The technical solutions in the embodiments of the utility model will be clearly and completely described below with reference to the drawings in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, rather than all the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by those skilled in the art without creative labor fall within the protection scope of the utility model.
[0018] Referring to Figs. 1-3 A one-mold four-out photovoltaic aluminum profile extrusion die, comprising an upper die and a lower die, two upper die partitions 11 are arranged on the upper die feeding surface, five groups of shunt holes 12 are arranged in each upper die partition 11, two groups of upper die male heads 13 are arranged on the upper die discharging surface corresponding to the upper die partition 11, and the two groups of upper die male heads 13 are arranged at the centers of the upper die discharging surfaces corresponding to the three groups of shunt holes 12.
[0019] The lower die is also provided with two lower die partitions, one group of first welding cavities 21 is arranged in each lower die partition, two groups of second welding cavities 22 are arranged on each first welding cavity 21, and one group of lower die female heads 23 is arranged in each second welding cavity 22.
[0020] In order to solve the problems of low work efficiency, unable to simultaneously extrude multiple groups of aluminum profiles, and ensuring the quality of the extruded aluminum profiles, the technical scheme provides a one-mold four-out aluminum profile mold, specifically, two partitions are arranged on the upper mold and the lower mold, five groups of flow distribution holes 12 are arranged on each group of upper mold partitions 11, the five groups of flow distribution holes 12 are used for guiding the liquid metal aluminum backward, the upper three groups and the lower two groups of the five groups of flow distribution holes 12 are distributed in a structure, thereby forming two flow centers (that is, the three groups of flow distribution holes 12 directly form one flow center, and the two flow centers of the middle flow distribution hole 12 are shared), and an upper mold male head 13 (the upper mold male head 13 corresponds to the two flow centers) is arranged on the upper mold discharge surface, thereby uniformly and stably guiding the metal aluminum flow in the five groups of flow distribution holes 12 to the upper mold male head 13, and similarly, the lower mold partition is provided with a first welding cavity 21 and a second welding cavity 22, the first welding cavity 21 is consistent with the shape of the flow distribution hole 12, the second welding cavity 22 corresponds to the position of the upper mold male head 13, and a lower mold female head 23 is arranged at the center of the second welding cavity 22, and the metal aluminum flow is extruded through the upper mold male head 13 and the lower mold female head 23, thereby forming an aluminum profile;
[0021] In the technical scheme, two groups of aluminum profiles can be completed in each group of partitions, and two partitions can simultaneously extrude four groups of aluminum profiles, thereby greatly improving the extrusion efficiency of the aluminum profiles and greatly improving the processing efficiency of the aluminum profiles. During the extrusion molding process of the aluminum profiles, the aluminum profiles are supplied through the uniformly distributed flow distribution holes 12, the uniformly arranged flow distribution holes 12 can make the aluminum flow distribution uniform, the extrusion pressure distribution generated by extrusion is uniform, thereby making the extrusion speed of the multiple groups of aluminum profiles consistent, ensuring the quality of the aluminum profiles when simultaneously extruding multiple groups of aluminum profiles, and simultaneously, the uniformly arranged flow distribution holes 12 communicate the aluminum profiles from different directions, can quickly and stably fill the aluminum profiles, ensure that the filling speed of the profile chamfer is consistent with the flat die position, make the molding wall thickness of the aluminum profile uniform, and the quality of the produced aluminum profile is better.
[0022] Further, the edges of the upper mold and the lower mold are provided with multiple groups of clamping holes 14, and the upper mold and the lower mold are connected through multiple groups of positioning pins and fixing screws.
[0023] Through the cooperation of the clamping hole 14 structure, the positioning pin, and the fixing screw, the upper and lower molds are accurately connected, and the forming effect of the extruded profile is accurately controlled.
[0024] Further, the five groups of flow distribution holes 12 include two groups of first flow distribution holes 12 symmetrically arranged on the upper part of the upper mold partition 11, one group of second flow distribution holes 12 arranged in the middle of the upper part of the upper mold partition 11, and two groups of third flow distribution holes 12 symmetrically arranged on the lower part of the upper mold partition 11.
[0025] Five groups of flow holes 12 are arranged in a manner of three on the top and two on the bottom, and symmetrically distributed with the second flow hole 12 as the symmetric line, so that the second flow hole 12 in the middle and the first flow hole 12 and the third flow hole 12 on both sides are triangularly distributed, and then the liquid flow is uniformly guided to the upper die male head 13 of the upper die discharge surface, and through the five groups of upper and lower staggered distribution flow holes 12, the extrusion processing of two groups of aluminum alloy profiles can be guided and drained at the same time.
[0026] Further, the first welding cavity 21 is consistent with the shape of the five groups of flow holes 12.
[0027] Further, the second welding cavity 22 is slightly larger than the upper die male head 13, and the lower die female head 23 is arranged at the center of the second welding cavity 22.
[0028] Working principle: The heated aluminum rod is extruded through the aluminum profile mold, enters the upper die male head 13 through the flow hole 12, and finally is formed into an aluminum profile under the cooperation of the lower die female head 23, and through the upper die and lower die double partitioning and the structure of the five groups of flow holes 12, the shaping and extrusion of the aluminum profile are completed, and the aluminum profile is supplied through the uniformly distributed flow holes 12 during the extrusion and molding process, and the uniformly arranged flow holes 12 can make the aluminum flow distribution uniform, the extrusion pressure distribution uniform, so that the extrusion speed of the multiple groups of aluminum profiles is consistent, and the quality of the aluminum profile when multiple groups of aluminum profiles are extruded at the same time is guaranteed, and at the same time, the uniformly arranged flow holes 12 are connected to the aluminum profile from different directions, which can quickly and stably fill the aluminum profile, ensure that the filling speed of the profile chamfer is consistent with the flat die position, make the forming wall thickness of the aluminum profile uniform, and the quality of the produced aluminum profile is better.
[0029] In the description of the present application, the terms "first", "second" are only used for the purpose of description, and cannot be understood as indicating or implying relative importance or implicitly indicating the number of the indicated technical features. Therefore, the features defined as "first", "second" can be explicitly or implicitly included at least one of the features. In the description of the present application, the meaning of "multiple" is at least two, such as two, three, etc., unless otherwise specifically limited.
[0030] In the description of the present application, the description of the terms "one embodiment", "some embodiments", "example", "specific example", or "some examples" means that the specific features, structures, materials or characteristics described in connection with the embodiment or example are included in at least one embodiment or example of the present application. In the present application, the illustrative description of the above terms does not necessarily refer to the same embodiment or example. Moreover, the specific features, structures, materials or characteristics described can be combined in any one or more embodiments or examples in a suitable manner. In addition, those skilled in the art can combine different embodiments or examples described in the present application and the features of different embodiments or examples without contradiction.
[0031] While the embodiments of the present application have been illustrated and described, it will be understood by those skilled in the art that various changes, modifications, substitutions and alterations can be made therein without departing from the spirit and scope of the application, which is defined by the appended claims and their equivalents.
Claims
1. A one-in-four-out photovoltaic aluminum profile extrusion die, characterized by: The upper die and the lower die are provided with two upper die sub-zones on the feeding surface of the upper die, five groups of flow distribution holes are arranged in each of the upper die sub-zones, two groups of upper die male heads are arranged on the discharging surface of the upper die corresponding to the upper die sub-zones, and the two groups of upper die male heads are arranged at the center of the discharging surface of the upper die corresponding to three groups of flow distribution holes. The lower die is also provided with two lower die sub-zones, one group of primary welding cavities is arranged in each of the lower die sub-zones, two groups of secondary welding cavities are arranged on each of the primary welding cavities, and one group of lower die female heads is arranged in each of the secondary welding cavities.
2. A one-multiple-out photovoltaic aluminum profile extrusion die according to claim 1, characterized in that: The edges of the upper die and the lower die are provided with a plurality of clamping holes, and the upper die and the lower die are connected through a plurality of positioning pins and fixing screws.
3. A one-multiple-out photovoltaic aluminum profile extrusion die according to claim 1, characterized in that: The five groups of flow distribution holes include two groups of first flow distribution holes arranged symmetrically on the upper part of the upper die sub-zone, one group of second flow distribution holes arranged in the middle of the upper part of the upper die sub-zone, and two groups of third flow distribution holes arranged symmetrically on the lower part of the upper die sub-zone.
4. A one-multiple-out photovoltaic aluminum profile extrusion die according to claim 1, characterized in that: The primary welding cavities are consistent in shape with the five groups of flow distribution holes.
5. A one-multiple-out photovoltaic aluminum profile extrusion die according to claim 1, characterized in that: The secondary welding cavities are slightly larger than the upper die male heads, and the lower die female heads are arranged at the center of the secondary welding cavities.