Die for producing automobile oil filter seat

Abstract

The utility model relates to a die for producing an automobile oil filter seat, which comprises a lower die seat and an upper die seat, and the upper die seat is detachably connected with the lower die seat; the female die assembly comprises a lower female die, a first middle female die, a second middle female die and an upper female die, the lower female die is connected with the lower die base, the upper female die is connected with the upper die base, the first middle female die and the second middle female die are both in sliding connection with the lower die base, and a containing cavity is defined by the lower female die, the first middle female die, the second middle female die and the upper female die; the male die assembly comprises a first male die and a second male die, the first male die and the second male die are both in sliding connection with the lower die base, the outer wall of the first male die and the cavity wall of the containing cavity define a first cavity, and the outer wall of the second male die and the cavity wall of the containing cavity define a second cavity. And the first cavity and the second cavity form a mold cavity for injection molding of the automobile oil filter seat. The oil filter base demolding device has the effects that the oil filter base can be conveniently demolded, and the damage or deformation probability of the oil filter base in the demolding process is reduced.

Description

Technical Field

[0001] The present application relates to the field of automobile oil filter accessory production molds, and in particular to a mold for producing automobile oil filter seats. Background Art

[0002] As an important component of the oil filter, the automobile oil filter seat mainly provides a stable installation foundation for the installation of the oil filter.

[0003] like Figure 1 The figure shows a schematic diagram of an automobile oil filter seat. The oil filter seat is usually made by injection molding. However, due to the complex and irregular shape of the oil filter seat, the internal structure of the mold used to produce the automobile oil filter seat is relatively complex, which makes it easy for the oil filter seat to be damaged or deformed during demolding. Utility Model Content

[0004] In order to facilitate demoulding of the oil filter seat and reduce the probability of damage or deformation of the oil filter seat during the demoulding process, the utility model provides a mold for producing an automobile oil filter seat.

[0005] This application provides a mold for producing an automobile oil filter seat, which adopts the following technical solution:

[0006] A mold for producing an automobile oil filter seat, comprising

[0007] A lower die base and an upper die base, wherein the upper die base is detachably connected to the lower die base;

[0008] a die assembly comprising a lower die, a first intermediate die, a second intermediate die, and an upper die, wherein the lower die is connected to the lower die base, the upper die is connected to the upper die base, the first intermediate die and the second intermediate die are both slidably connected to the lower die base, and the lower die, the first intermediate die, the second intermediate die, and the upper die form an accommodating cavity;

[0009] A punch assembly, the punch assembly includes a first punch and a second punch, the first punch and the second punch are both slidably connected to the lower die base, the outer wall of the first punch and the cavity wall of the accommodating cavity form a first cavity, the outer wall of the second punch and the cavity wall of the accommodating cavity form a second cavity, the first cavity and the second cavity form a mold cavity for injection molding the automobile oil filter seat.

[0010] By adopting the above technical solution, a mold for injection molding an automobile oil filter seat is constructed by combining a concave mold assembly and a punch mold assembly. After the injection molding is completed, the demolding process of the oil filter seat is decomposed into multiple times by demolding the lower concave mold, the first intermediate concave mold, the second intermediate concave mold, the first punch mold, and the second punch mold in sequence, thereby reducing the probability of damage or deformation of the oil filter seat during the demolding process and improving the yield rate of the oil filter seat injection molding.

[0011] Optionally, it further includes a telescopic member disposed on the lower die base, and at least one of the first intermediate female die, the second intermediate female die, the first male die, and the second male die is driven by the telescopic member.

[0012] Optionally, the first intermediate female die and the second intermediate female die are oppositely arranged on both sides of the mold cavity along the radial direction of the oil filter base, and the first male die and the second male die are oppositely arranged on both sides of the mold cavity along the axial direction of the oil filter base.

[0013] Optionally, the lower female die includes a limiting portion protruding upward, and the limiting portion is used for limiting at least one of the first intermediate female die, the second intermediate female die, the first male die, and the second male die.

[0014] Optionally, it further includes an ejection assembly for ejecting the oil filter base, and the ejection assembly is disposed on the lower die base and extends to the mold cavity.

[0015] Optionally, the oil filter base has a plurality of communication holes, and copper sleeves are provided in the communication holes; the mold for producing the automotive oil filter base further includes a mold core column for forming the communication holes, and the mold core column has a core column section for sleeving the copper sleeves.

[0016] Optionally, it further includes a positioning assembly, and the positioning assembly includes a positioning rod and a positioning sleeve. The positioning rod is connected to the upper die base, and the positioning sleeve is connected to the lower die base.

[0017] Optionally, it further includes a locking module, and the locking module includes a first connecting portion and a second connecting portion. The first connecting portion is connected to the lower die base, and the second connecting portion is connected to the upper die base.

[0018] In summary, the present application includes at least one of the following beneficial technical effects:

[0019] By combining a female die assembly and a male die assembly to construct a mold for injection-molding an automotive oil filter base, after injection molding, by demolding the lower female die, the first intermediate female die, the second intermediate female die, the first male die, and the second male die successively, the demolding process of the oil filter base is decomposed into multiple times, reducing the probability of damage or deformation of the oil filter base during the demolding process and improving the qualified rate of injection molding of the oil filter base;

[0020] Through the design of the mold core column and the core column section, the copper sleeve can be directly embedded into the oil filter base, which is relatively convenient. Description of the Drawings

[0021] Figure 1 It is a schematic structural diagram of an automotive oil filter base in an embodiment of the present application.

[0022] Figure 2 It is a schematic diagram of the overall structure of the mold for producing an automotive oil filter base according to an embodiment of the present application.

[0023] Figure 3 It is an exploded schematic diagram of the overall structure of the mold for producing an automotive oil filter base according to an embodiment of the present application.

[0024] Figure 4 is Figure 3 a partially enlarged schematic diagram.

[0025] Figure 5 It is a schematic diagram of the structure of the lower die base in the mold for producing an automotive oil filter base according to an embodiment of the present application.

[0026] Reference numerals: 1, main structure; 2, connection hole; 3, copper sleeve; 4, lower die base; 41, telescopic member; 42, die core column; 421, core column section; 43, ejection assembly; 5, upper die base; 6, female die assembly; 61, lower female die; 611, limiting portion; 62, first intermediate female die; 63, second intermediate female die; 65, accommodating cavity; 66, first cavity; 67, second cavity; 7, male die assembly; 71, first male die; 72, second male die; 8, positioning assembly; 81, positioning rod; 82, positioning sleeve; 9, locking module; 91, first connection portion; 92, second connection portion. Detailed implementation manners

[0027] The following further elaborates on the present application in conjunction with the attached Figures 1-5 drawings.

[0028] Referring to Figure 1 , the oil filter base includes a main structure 1, a connection hole 2, and a copper sleeve 3 disposed in the connection hole 2. An embodiment of the present application discloses a mold for producing an automotive oil filter base. Referring to Figure 2 and Figure 3 , the mold includes a lower die base 4, an upper die base 5, a female die assembly 6, and a male die assembly 7. Among them, the upper die base 5 is detachably connected to the lower die base 4 and is used to provide the basic structure for supporting the mold; the female die assembly 6 and the male die assembly 7 are disposed opposite to each other and are used to construct the mold cavity for injecting the oil filter base for injection molding.

[0029] Specifically, referring to Figure 4 and Figure 5, the female die assembly 6 includes a lower female die 61, a first intermediate female die 62, a second intermediate female die 63 and an upper female die (not shown in the figure). Among them, the lower female die 61 is arranged on the lower die base 4, the upper female die is arranged on the upper die base 5, the first intermediate female die 62 and the second intermediate female die 63 are slidably connected to the lower die base 4, the lower female die 61 and the upper female die are arranged oppositely along the radial direction of the oil filter base on both sides of the mold cavity, and the first intermediate female die 62 and the second intermediate female die 63 are arranged oppositely along the radial direction of the oil filter base on both sides of the mold cavity. Furthermore, an accommodation cavity 65 is formed by the lower female die 61, the first intermediate female die 62, the second intermediate female die 63 and the upper female die, and the cavity wall structure of the accommodation cavity 65 is the outer wall structure of the oil filter base to be injection-molded.

[0030] Specifically, the male die assembly 7 includes a first male die 71 and a second male die 72. Both the first male die 71 and the second male die 72 are slidably connected to the lower die base 4. The first male die 71 and the second male die 72 are arranged oppositely along the axial direction of the oil filter base on both sides of the mold cavity. The outer walls of the first male die 71 and the second male die 72 are the inner wall structures of the oil filter base with accommodation. The outer wall of the first male die 71 and the cavity wall of the accommodation cavity 65 enclose a first cavity 66, and the outer wall of the second male die 72 and the cavity wall of the accommodation cavity 65 enclose a second cavity 67. A mold cavity for injection-molding an automotive oil filter base is formed by the first cavity 66 and the second cavity 67.

[0031] Furthermore, in order to facilitate the control of the first intermediate female die 62, the second intermediate female die 63, the first male die 71 and the second male die 72, in this embodiment, a telescopic member 41 is provided for the first intermediate female die 62, the second intermediate female die 63, the first male die 71 and the second male die 72. In this embodiment, the telescopic member 41 can be an oil cylinder. The movement of the first intermediate female die 62, the second intermediate female die 63, the first male die 71 and the second male die 72 is controlled by the telescopic member 41 to realize the construction of the mold cavity and the subsequent demolding of the oil filter base.

[0032] Refer to Figure 4 , since the oil filter base has a plurality of connection holes 2 and the copper sleeve 3 needs to be directly injection-molded into the connection holes 2 during injection molding, in this embodiment, mold core columns 42 are arranged at positions corresponding to the connection holes 2 of the oil filter base on the first intermediate female die 62 and the second intermediate female die 63. The mold core columns 42 can form the connection holes 2 of the oil filter base during injection molding. In addition, a core column section 421 is provided on the mold core column 42. The copper sleeve 3 is sleeved on the core column section 421 before injection molding, and the copper sleeve 3 can be left in the connection holes 2 after injection molding to form an oil filter base with the copper sleeve 3.

[0033] Refer to Figure 5, Further, a limiting portion 611 protruding upward is further provided on the lower female mold 61. A plurality of limiting portions 611 are provided. In this embodiment, 4 limiting portions 611 are provided, which are respectively located at the four top corners of the lower female mold 61 along the horizontal plane. The limiting portion 611 has a plurality of limiting surfaces for limiting the first intermediate female mold 62, the second intermediate female mold 63, the first male mold 71 and the second male mold 72, thereby reducing the possibility of dislocation of the first intermediate female mold 62, the second intermediate female mold 63, the first male mold 71 and the second male mold 72 and improving the injection molding quality.

[0034] Further, in order to facilitate the demolding of the oil filter seat, an ejector assembly 43 is further provided in the lower mold base 4. In this embodiment, the ejector assembly 43 is a thimble. The top end of the thimble is fitted with the surface structure of the lower female mold 61, that is, it extends upward to the mold cavity, and the other end extends downward to the bottom of the lower mold base 4. After the injection molding is completed, after the first intermediate female mold 62, the second intermediate female mold 63 and the upper female mold are demolded, the top end of the thimble moves to eject the oil filter seat, thereby realizing the demolding of the oil filter seat.

[0035] Refer to Figure 3 , Further, in this embodiment, a positioning assembly 8 is further provided. The positioning assembly 8 includes a positioning rod 81 and a positioning sleeve 82. Among them, the positioning rod 81 is connected to the upper mold base 5, and the positioning sleeve 82 is connected to the lower mold base 4. During injection molding, the upper mold base 5 and the lower mold base 4 are positioned and calibrated through the positioning rod 81 and the positioning sleeve 82 to facilitate injection molding.

[0036] Refer to Figure 2 , Further, in this embodiment, a locking module 9 is further provided. The locking module 9 includes a first connecting portion 91 and a second connecting portion 92. Among them, the first connecting portion 91 is connected to the lower mold base 4 by bolts, and the second connecting portion 92 is connected to the upper mold base 5 by bolts. The upper mold base 5 and the lower mold base 4 are connected and fixed through the locking module 9, thereby facilitating the transportation of the mold.

[0037] The implementation principle of a mold for producing an automotive oil filter seat in an embodiment of the present application is as follows: A mold for injecting an automotive oil filter seat is constructed by combining a female mold assembly 6 and a male mold assembly 7. Specifically, a mold cavity for injecting the oil filter seat is constructed by the lower female mold 61, the first intermediate female mold 62, the second intermediate female mold 63, the first male mold 71 and the second male mold 72. After the injection molding is completed, the lower female mold 61, the first intermediate female mold 62, the second intermediate female mold 63, the first male mold 71 and the second male mold 72 are sequentially moved for demolding. The demolding process is decomposed, reducing the probability of damage or deformation of the oil filter seat during the demolding process and improving the yield rate of the injection molding of the oil filter seat.

[0038] The above are all preferred embodiments of this application, and the protection scope of this application is not limited thereby. Therefore, all equivalent changes made according to the structure, shape, and principle of this application shall be covered within the protection scope of this application.

Claims

1. A mold for producing an automobile oil filter base, characterized in that: Comprising: A lower die base (4) and an upper die base (5), the upper die base (5) being detachably connected to the lower die base (4); A female die assembly (6), the female die assembly (6) including a lower female die (61), a first intermediate female die (62), a second intermediate female die (63) and an upper female die, the lower female die (61) being connected to the lower die base (4), the upper female die being connected to the upper die base (5), the first intermediate female die (62) and the second intermediate female die (63) both being slidably connected to the lower die base (4), the lower female die (61), the first intermediate female die (62), the second intermediate female die (63) and the upper female die enclosing a receiving cavity (65); A male die assembly (7), the male die assembly (7) including a first male die (71) and a second male die (72), the first male die (71) and the second male die (72) both being slidably connected to the lower die base (4), the outer wall of the first male die (71) and the cavity wall of the receiving cavity (65) enclosing a first cavity (66), the outer wall of the second male die (72) and the cavity wall of the receiving cavity (65) enclosing a second cavity (67), the first cavity (66) and the second cavity (67) forming a mold cavity for injection molding the automotive oil filter housing.

2. The mold for manufacturing an oil filter base of an automobile according to claim 1, wherein: Further comprising a telescopic member (41), the telescopic member (41) being provided on the lower die base (4), at least one of the first intermediate female die (62), the second intermediate female die (63), the first male die (71) and the second male die (72) being driven by the telescopic member (41).

3. The mold for producing an automotive oil filter base according to claim 1, wherein: The first intermediate female die (62) and the second intermediate female die (63) are arranged oppositely along the radial direction of the oil filter housing on both sides of the mold cavity, and the first male die (71) and the second male die (72) are arranged oppositely along the axial direction of the oil filter housing on both sides of the mold cavity.

4. The mold for producing an automotive oil filter base according to claim 3, characterized in that: The lower female die (61) includes a limiting portion (611) protruding upward, the limiting portion (611) being used for limiting at least one of the first intermediate female die (62), the second intermediate female die (63), the first male die (71) and the second male die (72).

5. The mold for producing an automotive oil filter base according to claim 1, characterized in that: Further comprising an ejection assembly (43) for ejecting the oil filter housing, the ejection assembly (43) being provided on the lower die base (4) and extending into the mold cavity.

6. The mold for producing an automotive oil filter base according to any one of claims 1-5, characterized in that: The oil filter housing has a plurality of communication holes, and a copper sleeve (3) is provided in the communication holes; the mold for producing the automotive oil filter housing further includes a mold core column (42), the mold core column (42) being used for forming the communication holes, and the mold core column (42) having a core column section (421) for sleeving the copper sleeve (3).

7. The mold for producing an automobile oil filter base according to any one of claims 1-5, characterized in that: Further comprising a positioning assembly (8), the positioning assembly (8) including a positioning rod (81) and a positioning sleeve (82), the positioning rod (81) being connected to the upper die base (5), and the positioning sleeve (82) being connected to the lower die base (4).

8. The mold for manufacturing an automotive oil filter base according to claim 7, wherein: It further includes a lock module (9), and the lock module (9) includes a first connecting portion (91) and a second connecting portion (92). The first connecting portion (91) is connected to the lower die base (4), and the second connecting portion (92) is connected to the upper die base (5).

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