CN220591544U - Low-pressure casting mold for auxiliary frame of aluminum alloy motorcycle - Google Patents
Low-pressure casting mold for auxiliary frame of aluminum alloy motorcycle Download PDFInfo
- Publication number
- CN220591544U CN220591544U CN202322056425.1U CN202322056425U CN220591544U CN 220591544 U CN220591544 U CN 220591544U CN 202322056425 U CN202322056425 U CN 202322056425U CN 220591544 U CN220591544 U CN 220591544U
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- mould
- mold
- pressure casting
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- lower mould
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- 238000005266 casting Methods 0.000 title claims abstract description 25
- 229910000838 Al alloy Inorganic materials 0.000 title claims abstract description 19
- 238000004321 preservation Methods 0.000 claims abstract description 10
- 229910052751 metal Inorganic materials 0.000 abstract description 5
- 239000002184 metal Substances 0.000 abstract description 5
- 238000000034 method Methods 0.000 abstract description 4
- 230000005484 gravity Effects 0.000 abstract description 2
- 238000001746 injection moulding Methods 0.000 abstract description 2
- 210000003205 muscle Anatomy 0.000 abstract 2
- 230000007547 defect Effects 0.000 description 4
- 238000009413 insulation Methods 0.000 description 2
- 238000000465 moulding Methods 0.000 description 2
- 239000000725 suspension Substances 0.000 description 2
- 238000007792 addition Methods 0.000 description 1
- 238000001816 cooling Methods 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 239000007788 liquid Substances 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000007493 shaping process Methods 0.000 description 1
- 238000007711 solidification Methods 0.000 description 1
- 230000008023 solidification Effects 0.000 description 1
- 239000000243 solution Substances 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
- 239000002699 waste material Substances 0.000 description 1
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- Molds, Cores, And Manufacturing Methods Thereof (AREA)
Abstract
The utility model provides a low-pressure casting mold for an aluminum alloy motorcycle auxiliary frame, and belongs to the field of low-pressure casting. The problem that the frame is cracked and the ribs are incomplete due to the fact that the frame is molded by adopting a gravity metal mold casting or metal mold low-pressure casting method is solved. The utility model provides an aluminum alloy motorcycle sub vehicle frame's low pressure casting mould, includes mesa and installs the lower mould mounting panel on the mesa, is equipped with the lower mould on the lower mould mounting panel, is provided with the mould on the lower mould that is mutually tangential liftable with it, and should go up the mould top and be equipped with the template, have the die cavity in the lower mould, upward set up a plurality of ejector pin hole in the mould, and should go up the mould inner wall and still be equipped with the exhaust loose piece that is used for the exhaust, go up the mould top and seted up the sprue, both sides are equipped with long feeding muscle and the short feeding muscle that are used for connecting the sub vehicle frame in the sprue, install two sliders in the die cavity, be equipped with the heat preservation runner in the lower mould. The utility model has the advantages of smooth exhaust, full injection molding and full feeding.
Description
Technical Field
The utility model belongs to the field of low-pressure casting, and particularly relates to a low-pressure casting mold of an aluminum alloy motorcycle auxiliary frame.
Background
The auxiliary frame of motorcycle is a structural member on the motorcycle, its external form is complex and its wall thickness is not uniform, and the auxiliary frame of motorcycle is not a complete frame, but a supporting frame for supporting front and rear axle and suspension frame, so that the axle and suspension frame can be connected with "main frame" by means of said supporting frame.
In the prior art, the auxiliary frame is a main bearing part of the motorcycle, the engine is suspended on the frame, and the weight of the exterior trim parts, the system and the equipment is added, so that higher requirements are put on the overall bearing capacity of the auxiliary frame, but the prior art adopts a gravity metal mold casting or metal mold low-pressure casting method for molding, and the defects of frame shrinkage crack defect, incomplete ribs and the like are caused by improper design of the metal mold, so that the rejection rate of products is high, and the process yield is lower.
Disclosure of Invention
The utility model aims to solve the problems in the prior art and provides a low-pressure casting mold for an aluminum alloy motorcycle auxiliary frame, which has high yield, smooth exhaust and sufficient feeding.
The aim of the utility model can be achieved by the following technical scheme: the utility model provides an aluminum alloy motorcycle sub vehicle frame's low pressure casting mould, includes mesa and installs the lower mould mounting panel on the mesa, its characterized in that, the lower mould mounting panel on be equipped with the lower mould, the lower mould on be provided with the mould that goes up and down mutually the switching with it, and this upper mould top is equipped with the template, have the die cavity in the lower mould, last mould in seted up a plurality of ejector pin hole, and this upper mould inner wall still is equipped with and is used for the exhaust loose piece, last mould top seted up the sprue, the both sides are equipped with long feeding rib and the short feeding rib that are used for connecting the sub vehicle frame in the sprue, the die cavity in install two sliders, the lower mould in be equipped with the heat preservation runner.
In the low-pressure casting mold of the aluminum alloy motorcycle subframe, the left and right sliding blocks are respectively arranged at two ends of the cavity, and the sliding blocks can slide in a direction perpendicular to the mold opening and closing direction or at a certain angle with the mold opening and closing direction in the mold opening action of the mold.
In the low-pressure casting mold of the aluminum alloy motorcycle auxiliary frame, a cross-shaped positioning groove for positioning is formed in the bottom of the lower mold mounting plate, a U-shaped opening corresponding to the heat preservation pouring gate is formed in the lower mold mounting plate, and a heat preservation sleeve is arranged at the bottom of the U-shaped opening.
In the low-pressure casting mold of the aluminum alloy motorcycle auxiliary frame, four corners of the lower mold and the upper mold are respectively provided with a fixed groove.
Compared with the prior art, the utility model has the advantages of smooth air discharge, full injection molding and full feeding when processing the product parts, and has the advantages of high process yield, less waste products, no air hole defect, cooling defect and the like, and the product is not easy to deform after processing.
Working principle:
the lower die and the upper die are respectively and firmly connected with the table top and the upper template of the low-pressure casting machine, after the lower die and the upper die are closed, aluminum alloy liquid enters the heat-preserving pouring gate and the cavity through the sprue, after pressure maintaining solidification forming, the left slide block and the right slide block are pulled out, the upper die drives the auxiliary frame to be demolded, and the auxiliary frame is ejected out through the ejector rod hole.
Drawings
Fig. 1 is a schematic view of a lower die of a low pressure casting mold of the aluminum alloy motorcycle subframe.
FIG. 2 is a schematic diagram of the upper die of the low pressure casting mold of the subframe of the aluminum alloy motorcycle
Fig. 3 is a cross-sectional view of a low pressure casting mold of the present aluminum alloy motorcycle subframe.
In the figure, 1, a lower die mounting plate; 2. a lower die; 3. an upper die; 4. a shaping plate is arranged; 5. a cavity; 6. a mandril hole; 7. an exhaust movable block; 8. a sprue; 9. long feeding ribs; 10. short feeding ribs; 11. a slide block; 12. heat preservation pouring gate; 13. a cross-shaped positioning groove; 14. a U-shaped opening; 15. a thermal insulation sleeve; 16. a fixing groove.
Detailed Description
The following are specific embodiments of the present utility model and the technical solutions of the present utility model will be further described with reference to the accompanying drawings, but the present utility model is not limited to these embodiments.
As shown in fig. 1, 2 and 3, the low-pressure casting mould of the auxiliary frame of the aluminum alloy motorcycle comprises a table top and a lower mould mounting plate 1 arranged on the table top, wherein a lower mould 2 is arranged on the lower mould mounting plate 1, an upper mould 3 which is in fit with the lower mould 2 and can be lifted is arranged on the lower mould 2, an upper template 4 is arranged at the top end of the upper mould, a cavity 5 is arranged in the lower mould 2, a plurality of ejector rod holes 6 are formed in the upper mould 3, an exhaust movable block 7 for exhausting is further arranged on the inner wall of the upper mould 3, a sprue 8 is formed at the top end of the upper mould 3, long feeding ribs 9 and short feeding ribs 10 for connecting the auxiliary frame are arranged at two sides in the sprue 8, two sliding blocks 11 are arranged in the cavity 5, and a heat insulation pouring gate 12 is arranged in the lower mould 2.
Further, the slide 11 is a left and right slide 11 respectively mounted at both ends in the cavity 5, and the slide 11 is slidable in a direction perpendicular to or at an angle to the mold opening/closing direction during the mold opening operation of the mold.
Further, a cross-shaped positioning groove 13 for positioning is formed in the bottom of the lower die mounting plate 1, a U-shaped opening 14 corresponding to the heat preservation pouring gate 12 is formed in the lower die mounting plate 1, and a heat preservation sleeve 15 is arranged at the bottom of the U-shaped opening 14.
Further, fixing grooves 16 are formed at four corners of the lower die 2 and the upper die 3.
The specific embodiments described herein are offered by way of example only to illustrate the spirit of the utility model. Those skilled in the art may make various modifications or additions to the described embodiments or substitutions thereof without departing from the spirit of the utility model or exceeding the scope of the utility model as defined in the accompanying claims.
Although terms such as the lower die mounting plate 1, the lower die 2, the upper die 3, the upper molding plate 4, the cavity 5, the ejector pin hole 6, the exhaust block 7, the sprue 8, the long feed rib 9, the short feed rib 10, the slider 11, the heat retaining gate 12, the cross-shaped positioning groove 13, the U-shaped opening 14, the heat retaining jacket 15, the fixing groove 16 are used more herein, the possibility of using other terms is not excluded. These terms are used merely for convenience in describing and explaining the nature of the utility model; they are to be interpreted as any additional limitation that is not inconsistent with the spirit of the present utility model.
Claims (4)
1. The utility model provides a low pressure casting mould of aluminum alloy motorcycle sub vehicle frame, includes mesa and installs lower mould mounting panel (1) on the mesa, its characterized in that, lower mould mounting panel (1) on be equipped with lower mould (2), lower mould (2) on be provided with it the looks is gone up mould (3) of cutting up and down, and should go up mould top and be equipped with template (4), have die cavity (5) in lower mould (2), last mould (3) in seted up a plurality of ejector pin hole (6), and should go up mould (3) inner wall still be equipped with and be used for exhaust loose piece (7), last mould (3) top seted up sprue (8), both sides are equipped with long feeding rib (9) and short feeding rib (10) that are used for connecting the sub vehicle frame in sprue (8), die cavity (5) in install two sliders (11), lower mould (2) in be equipped with heat preservation runner (12).
2. The low-pressure casting mold of the auxiliary frame of the aluminum alloy motorcycle according to claim 1, wherein the sliding blocks (11) are left and right sliding blocks (11) respectively arranged at two ends in the cavity (5), and the sliding blocks (11) can slide in a direction perpendicular to the mold opening and closing direction or at a certain angle with the mold opening and closing direction in the mold opening and closing action of the mold.
3. The low-pressure casting mold of the auxiliary frame of the aluminum alloy motorcycle according to claim 1, wherein a cross-shaped positioning groove (13) for positioning is formed in the bottom of the lower mold mounting plate (1), a U-shaped opening (14) corresponding to the heat preservation pouring gate (12) is formed in the lower mold mounting plate (1), and a heat preservation sleeve (15) is arranged at the bottom of the U-shaped opening (14).
4. The low-pressure casting mold of the auxiliary frame of the aluminum alloy motorcycle according to claim 1, wherein the four corners of the lower mold (2) and the upper mold (3) are respectively provided with a fixed groove (16).
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2023219876322 | 2023-07-26 | ||
| CN202321987632 | 2023-07-26 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN220591544U true CN220591544U (en) | 2024-03-15 |
Family
ID=90181645
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202322056425.1U Active CN220591544U (en) | 2023-07-26 | 2023-08-01 | Low-pressure casting mold for auxiliary frame of aluminum alloy motorcycle |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN220591544U (en) |
-
2023
- 2023-08-01 CN CN202322056425.1U patent/CN220591544U/en active Active
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