Die-casting die for integrally forming bicycle frame

Abstract

The utility model relates to the technical field of die-casting dies, and discloses a die-casting die for integrally forming a bicycle frame, which comprises a base, a top plate is fixedly connected above the base through a support column, a pressurizing component is arranged below the top plate, and the pressurizing component comprises a pressing plate. A first mold assembly and a second mold assembly are arranged below the pressurizing assembly, fixing assemblies are arranged on the left side and the right side of the first mold assembly and the left side and the right side of the second mold assembly, each fixing assembly comprises a fixing plate, the fixing plates are in threaded connection with the upper portion of the top plate through bolts, and fixing columns are fixedly connected to the lower portions of the fixing plates. The number of the fixing columns is two, the two fixing columns movably penetrate through the upper portion of the top plate, and the two fixing columns are connected with the upper portion of the base in an inserted mode. And by disassembling the fixing assembly, fixing of the first mold assembly and the second mold assembly can be relieved at the same time, and the effect that the upper mold and the lower mold are convenient to disassemble and assemble is achieved.

Description

Technical Field

[0001] The utility model relates to the technical field of die casting moulds, in particular to a die casting mould for integrally forming a bicycle frame. Background Art

[0002] In today's society, bicycles are a green means of transportation and also a kind of sports and fitness equipment. Bicycles are widely used in people's daily lives. They have many advantages such as being green and environmentally friendly, easy to use, and good for health. In the production process of bicycle frames, molds are usually used for integrated die-casting.

[0003] For example, the Chinese patent publication number CN214442957U, "A die-casting mold for integrally forming a bicycle frame", this utility model relates to a die-casting mold for integrally forming a bicycle frame, comprising a fixed mold, a movable mold, a first core-pulling device, a second core-pulling device and a third core-pulling device, the fixed mold comprising a fixed mold frame plate and a fixed mold core plate, the movable mold comprising a movable mold frame plate and a movable mold core plate, the first core-pulling device comprising a first hydraulic core puller and a lower beam rear fork core, the second core-pulling device comprising a second hydraulic core puller and a head tube core, the third core-pulling device comprising a third hydraulic core puller and a seat tube core. The utility model has a simple and novel structure, can integrally form a die-cast bicycle frame, has high production efficiency, and the integrally formed die-cast frame has high overall mechanical strength and beautiful appearance.

[0004] However, in actual use, when die-casting a bicycle frame, it is necessary to rely on a fixed mold and a movable mold to die-cast the raw materials. When it is necessary to disassemble the fixed mold and the movable mold, the fixed mold and the movable mold need to be disassembled separately, which is inconvenient to disassemble the two molds at the same time, and it is not easy to disassemble and assemble. Utility Model Content

[0005] In view of the deficiencies in the prior art, the utility model provides a die-casting mold for integrally forming a bicycle frame.

[0006] To achieve the above object, the utility model provides the following technical solution: a die-casting mold for integrally forming a bicycle frame, comprising a base, a top plate fixedly connected to the top of the base through a support column, a pressurizing assembly arranged below the top plate, the pressurizing assembly comprising a pressing plate, a first mold assembly and a second mold assembly arranged below the pressurizing assembly, and fixing assemblies arranged on the left and right sides of the first mold assembly and the second mold assembly;

[0007] The fixing assembly includes a fixing plate, which is threadedly connected to the top of the top plate by bolts, and a fixing column is fixedly connected to the bottom of the fixing plate. There are two fixing columns, two of which are movably inserted into the top of the top plate, and two of which are plugged into the top of the base. The outer surfaces of the two fixing columns are movably covered with a first fixing plate and a second fixing plate.

[0008] Preferably, the first mold assembly includes a first guard card, which is fixedly connected to the bottom of the pressure plate, a first mounting plate is inserted on the front of the first guard card, an upper mold is fixedly connected to the bottom of the first mounting plate, and the upper mold is fixedly connected to the first fixing plate.

[0009] Preferably, the second mold assembly includes a second guard card, which is fixedly connected to the top of the base, a second mounting plate is inserted into the front of the second guard card, a lower mold is fixedly connected to the bottom of the second mounting plate, and the lower mold is fixedly connected to the second fixing plate.

[0010] Preferably, the pressurizing assembly also includes a pushing rod, which is fixedly connected to the top of the pressure plate and movably penetrates the top of the top plate. A pushing handle is fixedly connected to the top of the pushing rod, and a limiting rod is fixedly connected to the top of the pressure plate, and the limiting rod movably penetrates the top of the top plate.

[0011] Preferably, the number of the first fixing plate and the second fixing plate is two, wherein the first fixing plate is arranged above the second fixing plate.

[0012] Preferably, the two first fixing plates are fixedly connected to the left and right sides of the upper mold, and the two second fixing plates are fixedly connected to the left and right sides of the lower mold.

[0013] Compared with the prior art, the utility model provides a die-casting mold for integrally forming a bicycle frame, which has the following beneficial effects:

[0014] 1. The die-casting mold for integrally forming a bicycle frame can release the fixation of the first mold assembly and the second mold assembly at the same time by disassembling the fixing assembly, which facilitates the disassembly and assembly of the upper mold and the lower mold.

[0015] 2. In the die-casting mold for integrally forming a bicycle frame, while the pressure component pressurizes the first mold component downward, the fixing component also plays a limiting role, which facilitates the alignment of the upper mold with the lower mold. BRIEF DESCRIPTION OF THE DRAWINGS

[0016] The accompanying drawings are used to provide a further understanding of the present invention and constitute a part of the specification. Together with the embodiments of the present invention, they are used to explain the present invention and do not constitute a limitation of the present invention. In the accompanying drawings:

[0017] Figure 1 It is a schematic diagram of the overall structure of the utility model;

[0018] Figure 2 It is the right view of the overall structure of the utility model;

[0019] Figure 3It is a bottom view of the overall structure of the utility model.

[0020] In the figure: 1. base; 2. support column; 3. top plate; 4. pressurizing assembly; 401. pressure plate; 402. push rod; 403. push handle; 404. limit rod; 5. first mold assembly; 501. first guard card; 502. first mounting plate; 503. upper mold; 6. second mold assembly; 601. second guard card; 602. second mounting plate; 603. lower mold; 7. fixing assembly; 701. fixing plate; 702. bolt; 703. fixing column; 704. first fixing plate; 705. second fixing plate. DETAILED DESCRIPTION

[0021] The technical solutions in the embodiments of the present invention will be described clearly and completely below in conjunction with the drawings in the embodiments of the present invention. Obviously, the described embodiments are only part of the embodiments of the present invention, rather than all of the embodiments. Example 1

[0022] like Figure 1-3As shown, the utility model provides a die-casting mold for integrally forming a bicycle frame, including a base 1, a top plate 3 is fixedly connected to the top of the base 1 through a support column 2, the number of the support columns 2 is four, a pressurizing component 4 is arranged below the top plate 3, the pressurizing component 4 includes a pressing plate 401, a first mold component 5 and a second mold component 6 are arranged below the pressurizing component 4, the first mold component 5 includes a first guard card 501, the first guard card 501 is square in shape, a socket matched with the first mounting plate 502 is arranged on the front, and an opening matched with the upper mold 503 is arranged on the top, the first guard card 501 is fixedly connected to the bottom of the pressing plate 401, the first mounting plate 502 is plugged into the front of the first guard card 501, the top mold 503 is fixedly connected to the bottom of the first mounting plate 502, the upper mold 503 is fixedly connected to the first fixing plate 704, the second mold component 6 includes a second guard card 601, the second guard card 601 is square in shape, a socket matched with the second mounting plate 602 is arranged on the front An adapted socket is provided on the top with an opening adapted to the lower mold 603, the second guard card 601 is fixedly connected to the top of the base 1, the second mounting plate 602 is plugged into the front of the second guard card 601, the lower mold 603 is fixedly connected to the bottom of the second mounting plate 602, the lower mold 603 is fixedly connected to the second fixing plate 705, the first mold assembly 5 and the second mold assembly 6 are provided with fixing assemblies 7 on the left and right sides, the fixing assembly 7 includes a fixing plate 701, the fixing plate 701 is threadedly connected to the top of the top plate 3 by bolts 702, the number of bolts 702 is two, the bolts 702 are threadedly penetrated through the fixing plate 701, the bolts 702 are threadedly connected to the top plate 3, a fixing column 703 is fixedly connected to the bottom of the fixing plate 701, the number of fixing columns 703 is two, the two fixing columns 703 are movably penetrated through the top of the top plate 3, the two fixing columns 703 are plugged into the top of the base 1, and the outer surfaces of the two fixing columns 703 are movably sleeved with a first fixing plate 704 and a second fixing plate 705.

[0023] In this embodiment, by disassembling the fixing assembly 7, the first mold assembly 5 and the second mold assembly 6 can be released at the same time, which facilitates the disassembly and assembly of the upper mold 503 and the lower mold 603. Example 2

[0024] like Figure 1-3As shown, on the basis of Example 1, the utility model provides a technical solution: preferably, the pressurizing component 4 also includes a pushing rod 402, the pushing rod 402 is fixedly connected to the top of the pressure plate 401, the pushing rod 402 is movably penetrated from the top of the top plate 3, a pushing handle 403 is fixedly connected to the top of the pushing rod 402, the pushing handle 403 is used to enable an external stamping device to pressurize it, a limiting rod 404 is fixedly connected to the top of the pressure plate 401, the number of the limiting rods 404 is four, the limiting rods 404 are movably penetrated from the top of the top plate 3, the number of the first fixing plates 704 and the second fixing plates 705 are two, wherein the first fixing plate 704 is arranged above the second fixing plate 705, the two first fixing plates 704 are fixedly connected to the left and right sides of the upper mold 503, and the two second fixing plates 705 are fixedly connected to the left and right sides of the lower mold 603.

[0025] In this embodiment, while the first mold assembly 5 is pressurized downward by the pressurizing assembly 4 , the fixing assembly 7 also plays a limiting role, which facilitates the alignment of the upper mold 503 with the lower mold 603 .

[0026] The working principle of the die-casting mold for integrally forming a bicycle frame will be described in detail below.

[0027] like Figure 1-3 As shown, when in use, the push handle 403 is pressurized by an external stamping device, so that the push rod 402 drives the pressure plate 401 to press downward, so that the upper mold 503 and the lower mold 603 are buckled to achieve the effect of die-casting the bicycle frame. When it is necessary to disassemble the upper mold 503 and the lower mold 603, the bolt 702 is first loosened, and then the fixing plate 701 is moved upward. The fixing plate 701 will pull the fixing column 703 to make it separate from the first fixing plate 704 and the second fixing plate 705. At this time, the first mounting plate 502 and the second mounting plate 602 are respectively pulled out from the first guard card 501 and the second guard card 601 to achieve the effect of disassembling the upper mold 503 and the lower mold 603. When installation is required, the first mounting plate 502 and the second mounting plate 602 are inserted into the first guard card 501 and the second guard card 601 from the front. At this time, the fixing column 703 is driven by the fixing plate 701 to be inserted into the first fixing plate 704 and the second fixing plate 705 on the left and right sides of the upper mold 503 and the lower mold 603, and the fixing plate 701 is fixed with bolts 702 to achieve the purpose of installing the upper mold 503 and the lower mold 603. At this time, as the pressure plate 401 is pressed downward, the first fixing plates 704 on the left and right sides of the upper mold 503 will slide downward on the outer surface of the fixing column 703, so that the upper mold 503 is aligned with the lower mold 603 during the descent, thereby achieving the purpose of limiting.

Claims

1. A die-casting mold for integrally forming a bicycle frame, comprising a base (1), characterized in that: A top plate (3) is fixedly connected to the top of the base (1) via a support column (2); a pressurizing assembly (4) is arranged below the top plate (3); the pressurizing assembly (4) comprises a press plate (401); a first mould assembly (5) and a second mould assembly (6) are arranged below the pressurizing assembly (4); and fixing assemblies (7) are arranged on the left and right sides of the first mould assembly (5) and the second mould assembly (6); The fixing assembly (7) comprises a fixing plate (701), wherein the fixing plate (701) is threadedly connected to the top of the top plate (3) via bolts (702), and a fixing column (703) is fixedly connected to the bottom of the fixing plate (701). The number of the fixing columns (703) is two, and the two fixing columns (703) are movably connected to the top of the top plate (3). The two fixing columns (703) are plugged into the top of the base (1), and the outer surfaces of the two fixing columns (703) are movably sleeved with a first fixing plate (704) and a second fixing plate (705).

2. The die-casting mold for integrally forming a bicycle frame according to claim 1, characterized in that: The first mold assembly (5) comprises a first guard card (501), the first guard card (501) is fixedly connected to the bottom of the pressure plate (401), a first mounting plate (502) is plugged into the front of the first guard card (501), an upper mold (503) is fixedly connected to the bottom of the first mounting plate (502), and the upper mold (503) is fixedly connected to the first fixing plate (704).

3. The die-casting mold for integrally forming a bicycle frame according to claim 1, characterized in that: The second mould assembly (6) comprises a second guard card (601), the second guard card (601) is fixedly connected to the top of the base (1), a second mounting plate (602) is plugged into the front of the second guard card (601), a lower mould (603) is fixedly connected to the bottom of the second mounting plate (602), and the lower mould (603) is fixedly connected to a second fixing plate (705).

4. The die-casting mold for integrally forming a bicycle frame according to claim 1, characterized in that: The pressurizing assembly (4) further comprises a pushing rod (402), wherein the pushing rod (402) is fixedly connected to the top of the pressure plate (401), and the pushing rod (402) movably penetrates the top of the top plate (3), and a pushing handle (403) is fixedly connected to the top of the pushing rod (402), and a limiting rod (404) is fixedly connected to the top of the pressure plate (401), and the limiting rod (404) movably penetrates the top of the top plate (3).

5. The die-casting mold for integrally forming a bicycle frame according to claim 1, characterized in that: The number of the first fixing plate (704) and the second fixing plate (705) is two, wherein the first fixing plate (704) is arranged above the second fixing plate (705).

6. The die-casting mold for integrally forming a bicycle frame according to claim 5, characterized in that: The two first fixing plates (704) are fixedly connected to the left and right sides of the upper mold (503), and the two second fixing plates (705) are fixedly connected to the left and right sides of the lower mold (603).

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