CN219786514U - Bicycle part die casting die convenient to drawing of patterns - Google Patents
Bicycle part die casting die convenient to drawing of patterns Download PDFInfo
- Publication number
- CN219786514U CN219786514U CN202321037464.0U CN202321037464U CN219786514U CN 219786514 U CN219786514 U CN 219786514U CN 202321037464 U CN202321037464 U CN 202321037464U CN 219786514 U CN219786514 U CN 219786514U
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- ejector
- die
- movable
- rod
- benevolence
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- 238000004512 die casting Methods 0.000 title claims abstract description 27
- 230000001360 synchronised effect Effects 0.000 claims description 5
- 230000000149 penetrating effect Effects 0.000 claims description 3
- 238000000926 separation method Methods 0.000 abstract description 2
- 238000007493 shaping process Methods 0.000 description 5
- 238000010586 diagram Methods 0.000 description 3
- 230000000694 effects Effects 0.000 description 3
- 238000000465 moulding Methods 0.000 description 3
- 230000009286 beneficial effect Effects 0.000 description 1
- 150000001875 compounds Chemical class 0.000 description 1
- 230000006835 compression Effects 0.000 description 1
- 238000007906 compression Methods 0.000 description 1
- 238000001816 cooling Methods 0.000 description 1
- 230000000378 dietary effect Effects 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 229910001338 liquidmetal Inorganic materials 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 239000002184 metal Substances 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 239000002994 raw material Substances 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
Landscapes
- Moulds For Moulding Plastics Or The Like (AREA)
Abstract
The utility model discloses a bicycle part die casting die convenient for demoulding, which comprises: cover half, movable mould and supplementary material subassembly that takes off are provided with the cover half benevolence on the cover half, the movable mould includes the lower bolster, the movable mould board, lower cushion and movable mould benevolence, supplementary material subassembly that takes off includes ejection, synchronizing bar and driving piece, be provided with a plurality of ejection on the movable mould, ejection includes the bottom plate, ejector block and ejector bar, bottom plate sliding connection is in the second cavity of lower cushion, ejector block fixed mounting is on the bottom plate, the ejector block wears to locate lower cushion, the movable mould benevolence, ejector piece both sides are provided with the ejector bar of dorsad symmetrical arrangement, the ejector bar wears to locate the movable mould board, ejector bar top stretches out the movable mould board, be provided with the blind hole of position correspondence ejector bar on the cover half, synchronizing bar detachable installs on the ejector bar, the synchronizing bar both ends are provided with symmetrical arrangement's driving piece. Compared with the prior art, the utility model effectively realizes smooth stripping of the product during die separation by arranging the auxiliary stripping component.
Description
Technical Field
The utility model relates to the technical field of part die casting processing, in particular to a bicycle part die casting die convenient to demolding.
Background
The die casting is a method of injecting a liquid metal into a mold having a desired shape at a high speed and under a high pressure, cooling the mold, and opening the mold to obtain a molded article.
Bicycle parts are often formed by die casting to ensure product quality. The utility model discloses a bicycle rim plate die casting die as in chinese patent CN217990895U, including the cover half, the shaping groove has been seted up to the intermediate position at cover half top, the interior bottom surface fixedly connected with kicking block of shaping groove, four fan-shaped grooves have been seted up along the circumference equidistance at the top of cover half, the spout has been seted up on the surface in fan-shaped groove. In the patent, when the movable die moves downwards to be matched with the fixed die to be subjected to die casting molding, the ejector block is propped against the inside of the positioning sleeve, so that the two L-shaped pull blocks move oppositely and are inserted into the clamping groove, and the L-shaped pull blocks hook out a wheel disc in the molding groove when the die is disassembled, thereby realizing the effect of automatic material taking; when movable mould and cover half compound die, the depression bar supports to press trapezoidal piece and curb plate to remove, makes curb plate and shaping groove cooperation carry out die casting shaping, and during the form removal, compression spring takes the curb plate to remove and releases the contact with the rim plate, reduces the area of mould and rim plate tooth contact, makes things convenient for the rim plate to take out from shaping inslot portion, and it is convenient to use.
When the die casting die is used for processing bicycle parts, the product weight is large, and the ejector pin is simply ejected through the ejector pin, so that the stripping effect is poor, and the ejector pin is easy to damage and deform.
Disclosure of Invention
The utility model aims at: the die-casting die for the bicycle parts is convenient to demould, and smooth stripping of products during die separation is effectively realized through the arrangement of the auxiliary stripping component.
In order to achieve the above purpose, the present utility model adopts the following technical scheme: a bicycle component die casting mold facilitating demolding, comprising: the fixed die, movable die and supplementary material subassembly that takes off, be provided with the cover half benevolence on the cover half, the movable die includes the lower bolster, the movable die board, lower cushion and movable die benevolence, movable die board fixed mounting is on the lower bolster, be provided with by supreme lower cushion, the movable die benevolence that arranges in proper order down in the movable die board, be provided with the first cavity of position corresponding cover half benevolence on the movable die benevolence, supplementary material subassembly that takes off includes the ejector sleeve, synchronizing lever and driving piece, be provided with a plurality of ejector sleeve on the movable die, the ejector sleeve includes the bottom plate, ejector block and ejector rod, bottom plate sliding connection is in the second cavity of lower cushion, ejector block fixed mounting is on the bottom plate, the ejector block wears to locate lower cushion, the movable die benevolence, ejector sleeve both sides are provided with the ejector rod of dorsad symmetrical arrangement, the ejector rod wears to locate the movable die board, ejector rod top stretches out the movable die board, be provided with the blind hole of position corresponding ejector rod on the cover half, the synchronizing lever detachable installs on the ejector rod, the synchronizing lever both ends are provided with symmetrical arrangement's driving piece.
As a further description of the above technical solution:
the movable die further comprises an ejector plate, wherein the ejector plate is provided with a plurality of ejector pins, and the ejector pins penetrate through the lower base plate, the movable die plate and the movable die core.
As a further description of the above technical solution:
the side of the ejector rod is provided with a notch, and the ejector rod is synchronously clamped in the notch.
As a further description of the above technical solution:
the synchronizing rod is detachably mounted on the driving piece.
As a further description of the above technical solution:
the end of the synchronizing rod is provided with a plug socket, and the output end of the driving piece is provided with a plug block of which the shape is matched with that of the plug socket.
As a further description of the above technical solution:
the driving piece is a driving cylinder.
In summary, due to the adoption of the technical scheme, the beneficial effects of the utility model are as follows:
1. according to the utility model, when the fixed die and the movable die are separated, at the moment, before the ejector pins eject the parts, the synchronous rod is arranged on the ejector rod, then the ejector pin plate pushes the ejector pins to eject the parts, and simultaneously, the synchronous rod is pushed by the driving piece, so that the synchronous rod drives the ejector pins to move in the second cavity of the lower cushion block, the ejector block is ejected along with the ejector pins, the product in the first cavity is ejected, the product is separated from the movable die, the product is prevented from being tightly combined with the movable die, the follow-up mechanical arm is convenient for taking the product, and damage and deformation of the ejector pins are avoided.
Drawings
In order to more clearly illustrate the technical solutions of the embodiments of the present utility model, the drawings that are needed in the embodiments will be briefly described below, it being understood that the following drawings only illustrate some embodiments of the present utility model and therefore should not be considered as limiting the scope, and other related drawings may be obtained according to these drawings without inventive effort for a person skilled in the art.
Fig. 1 is a schematic structural view of a die casting mold for bicycle parts, which is convenient for demolding.
Fig. 2 is a cross-sectional view of a bicycle component die casting mold that facilitates demolding.
Fig. 3 is a schematic diagram of a movable mold in a die casting mold for bicycle parts, which is convenient for demolding.
Fig. 4 is a schematic diagram II of a movable die in a die casting die for bicycle parts, which is convenient for demoulding.
Fig. 5 is a schematic diagram of the installation of a synchronizing bar in a bicycle component die casting mold for facilitating the demolding.
Legend description:
1. a fixed mold; 11. a fixed mould core; 12. a blind hole; 2. a movable mold; 21. a lower backing plate; 22. a movable template; 23. a lower cushion block; 231. a second cavity; 24. a movable mold core; 241. a first cavity; 25. a needle ejection plate; 251. a thimble; 3. an auxiliary stripping assembly; 31. an ejector; 311. a bottom plate; 312. an ejection block; 313. an ejector rod; 3131. a notch; 32. a synchronizing lever; 321. a socket; 33. a driving member; 331. and (5) inserting blocks.
Detailed Description
The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments. 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.
Referring to fig. 1-5, the present utility model provides a technical solution: a bicycle component die casting mold facilitating demolding, comprising: the fixed die 1, the movable die 2 and the auxiliary stripping assembly 3, be provided with cover half benevolence 11 on the cover half 1, the movable die 2 includes lower bolster 21, movable bolster 22, lower cushion 23 and movable die benevolence 24, movable bolster 22 fixed mounting is on lower bolster 21, be provided with by supreme lower cushion 23 that arranges in proper order down in the movable bolster 22, movable die benevolence 24 is last to be provided with the first cavity 241 of position correspondence cover half benevolence 11, auxiliary stripping assembly 3 includes ejector piece 31, synchronizing rod 32 and driving piece 33, be provided with a plurality of ejector piece 31 on the movable die 2, ejector piece 31 includes bottom plate 311, ejector block 312 and ejector rod 313, bottom plate 311 sliding connection is in the second cavity 231 of lower cushion 23, ejector block 312 fixed mounting is on bottom plate 311, ejector block 312 wears to locate lower cushion 23, movable die benevolence 24, ejector rod 313 both sides of ejector piece 31 are provided with the blind hole 313 of back to symmetrical arrangement, ejector rod 313 wears to locate movable bolster 22, ejector rod 313 top stretch out movable bolster 22, be provided with the blind hole 12 of position correspondence ejector rod 313 on cover half 1, when inserting the blind hole 12 of ejector rod 313, can dismantle at the synchronizing rod at the same time when the synchronizing rod is fixed die end is located at the blind hole of guide hole of ejector rod 313, can be moved at the blind hole 32 when the synchronizing rod is installed at the synchronizing rod is installed to the blind hole in the blind hole of arranging at the bottom plate 311.
The movable die 2 further comprises an ejector plate 25, the ejector plate 25 is provided with a plurality of ejector pins 251, the ejector pins 251 are arranged on the lower base plate 21, the movable die plate 22 and the movable die core 24 in a penetrating mode, and the ejector pins 251 are used for ejecting die casting products.
The side of the ejection rod 313 is provided with a notch 3131, and the synchronizing rod 32 is clamped in the notch 3131, so that the synchronizing rod 32 is convenient to install.
The synchronizing rod 32 is detachably mounted on the driving member 33, so that the synchronizing rod 32 is convenient to detach and mount.
The end of the synchronizing rod 32 is provided with a socket 321, and the output end of the driving member 33 is provided with a plug 331 shaped to match the socket 321. The insert 331 slides horizontally in the insert seat 321, so that the synchronizing rod 32 can be separated from the driving member 33, and meanwhile, the ejector 31 is not affected.
The driving piece 33 is a driving cylinder, and the ejection effect of the packaged product is good.
Working principle: when the bicycle part is subjected to die casting, the fixed die 1 and the movable die 2 are clamped, the end part of the fixed die core 11 stretches into the first cavity 241, and the fixed die core 11 and the movable die core 24 are spliced to form a cavity for injecting metal raw materials and molding products. When the fixed die 1 and the movable die 2 are separated, at the moment, before the part is ejected through the ejector pins 251, the synchronizing rod 32 is arranged on the ejector rod 313, then the ejector pin plate 25 pushes the ejector pins 251 to eject the part, and meanwhile, the driving piece 33 pushes the synchronizing rod 32, so that the synchronizing rod 32 drives the ejector pins 31 to move in the second cavity 231 of the lower cushion block 23, the ejector block 312 is then lifted up, a product in the first cavity 241 is ejected out, the product is separated from the movable die 2, the product is prevented from being tightly combined with the movable die 2, and the subsequent manipulator is convenient for taking the product.
The foregoing is only a preferred embodiment of the present utility model, but the scope of the present utility model is not limited thereto, and any person skilled in the art, who is within the scope of the present utility model, should make equivalent substitutions or modifications according to the technical scheme of the present utility model and the inventive concept thereof, and should be covered by the scope of the present utility model.
Claims (6)
1. Bicycle part die casting die convenient to drawing of patterns, characterized in that includes: the fixed die (1), movable die (2) and auxiliary stripping assembly (3), be provided with cover half benevolence (11) on cover half (1), movable die (2) are including lower bolster (21), movable bolster (22), lower cushion (23) and movable die benevolence (24), movable bolster (22) fixed mounting is in on lower bolster (21), be provided with in movable bolster (22) by supreme arranging down lower cushion (23) in proper order movable die benevolence (24), be provided with on movable die benevolence (24) the position corresponds first cavity (241) of cover half benevolence (11), auxiliary stripping assembly (3) are including ejection piece (31), synchronizing rod (32) and driving piece (33), be provided with a plurality of on movable die (2) ejection piece (31), ejection piece (31) are including bottom plate (311), ejection piece (312) and ejection rod (313), bottom plate (311) sliding connection are in second cavity (312) of lower cushion (23) down, ejection piece (312) are located in the back of the body (312), ejection piece (31) are located on the both sides (31), the ejector rod (313) is arranged in a penetrating mode on the movable die plate (22), the top of the ejector rod (313) extends out of the movable die plate (22), a blind hole (12) with the position corresponding to the ejector rod (313) is formed in the fixed die (1), the synchronous rod (32) is detachably arranged on the ejector rod (313), and symmetrically arranged driving pieces (33) are arranged at two ends of the synchronous rod (32).
2. The die casting mold for bicycle parts, which is convenient for demolding, according to claim 1, wherein the movable mold (2) further comprises an ejector plate (25), the ejector plate (25) is provided with a plurality of ejector pins (251), and the ejector pins (251) are arranged on the lower base plate (21), the movable mold plate (22) and the movable mold core (24) in a penetrating manner.
3. The die casting mold for bicycle parts convenient for demolding according to claim 2, wherein the side surface of the ejector rod (313) is provided with a notch (3131), and the synchronizing rod (32) is clamped in the notch (3131).
4. A bicycle component die casting mold facilitating demolding according to claim 3, wherein said synchronizing lever (32) is detachably mounted on said driving member (33).
5. The die casting mold for bicycle parts convenient for demolding according to claim 4, wherein the end of the synchronizing rod (32) is provided with a socket (321), and the output end of the driving member (33) is provided with a plug (331) shaped to match the socket (321).
6. A bicycle component die casting mold facilitating demolding according to claim 2, wherein the driving member (33) is a driving cylinder.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321037464.0U CN219786514U (en) | 2023-05-04 | 2023-05-04 | Bicycle part die casting die convenient to drawing of patterns |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321037464.0U CN219786514U (en) | 2023-05-04 | 2023-05-04 | Bicycle part die casting die convenient to drawing of patterns |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN219786514U true CN219786514U (en) | 2023-10-03 |
Family
ID=88180835
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202321037464.0U Active CN219786514U (en) | 2023-05-04 | 2023-05-04 | Bicycle part die casting die convenient to drawing of patterns |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN219786514U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN117359872A (en) * | 2023-10-08 | 2024-01-09 | 亿和精密工业（苏州）有限公司 | An integrated injection molding device for the special-shaped bottom plate of an electric scooter |
| CN120984850A (en) * | 2025-10-24 | 2025-11-21 | 东莞市曼科五金制品有限公司 | A high-efficiency demolding mold structure for use in radiator backplates |
-
2023
- 2023-05-04 CN CN202321037464.0U patent/CN219786514U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN117359872A (en) * | 2023-10-08 | 2024-01-09 | 亿和精密工业（苏州）有限公司 | An integrated injection molding device for the special-shaped bottom plate of an electric scooter |
| CN120984850A (en) * | 2025-10-24 | 2025-11-21 | 东莞市曼科五金制品有限公司 | A high-efficiency demolding mold structure for use in radiator backplates |
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| GR01 | Patent grant | ||
| GR01 | Patent grant |