Die-casting die for machining automobile cylinder head cover

Abstract

The utility model relates to the technical field of automobile part machining, in particular to a die-casting die for machining an automobile cylinder head cover, which comprises a workbench, a die lifting assembly and a lower die assembly, support legs are arranged at four corners below the workbench, and the lower die assembly comprises a lower die body, a protective cover, a motor, a worm gear, a worm, a positive and negative tooth screw rod and a fixing block. A sliding groove is formed in the center of the upper portion of the workbench, a protective cover is arranged on one side of the workbench, the worm and the two sets of worm wheels are arranged in the protective cover, the worm is meshed with the worm wheels, the output end of the motor penetrates through the protective cover and is connected with the worm, and two sets of positive and negative tooth screws are arranged in the sliding groove. According to the die-casting die for machining the automobile cylinder head cover, the lower die body is detachably connected with the workbench, so that the lower die body can be conveniently repaired, checked, maintained and replaced regularly, and the die-casting die is matched with the die lifting assembly, so that stable die lifting is facilitated.

Description

Technical Field

[0001] The utility model relates to the technical field of automobile parts processing, in particular to a die-casting die for processing automobile cylinder head covers. Background Art

[0002] Die-casting molds are often required in the production process of automobile cylinder head covers. The existing die-casting mold lower mold and workbench are often fixed with bolts, which is inconvenient to disassemble, repair and inspect. Moreover, after the mold is formed, it is not convenient to stably remove the mold, making it inconvenient to use. Utility Model Content

[0003] (1) Technical problems solved

[0004] In view of the deficiencies in the prior art, the utility model provides a die-casting die for processing an automobile cylinder head cover.

[0005] (2) Technical solution

[0006] To achieve the above-mentioned purpose, the utility model provides the following technical solutions: a die-casting mold for processing automobile cylinder head covers, comprising a workbench, a die-pulling assembly and a lower die assembly, legs are provided at the four corners below the workbench, the lower die assembly comprises a lower die body, a protective cover, a motor, a worm gear, a worm, a positive and negative thread screw and a fixed block, a slide groove is provided at the center above the workbench, a protective cover is provided on one side of the workbench, the worm and two sets of worm gears are provided in the protective cover, the worm is meshed with the worm gear, the output end of the motor passes through the protective cover and is connected to the worm Two groups of positive and negative threaded screws are arranged in the slide, one end of the positive and negative threaded screws passes through the workbench and the protective cover and is connected to the worm gear, the fixed block is in an inverted L shape, and the fixed block is arranged in two groups symmetrically. The lower part of the fixed block is threadedly connected to the positive and negative threaded screws, and a mounting groove adapted to the lower mold body is also provided in the center of the workbench, and the mounting groove is connected to the upper part of the slide, and slots connected to the fixed blocks are provided on the left and right sides below the lower mold body, and a demolding assembly for demolding the lower mold body is also provided on the workbench.

[0007] In order to facilitate demolding, the utility model has been improved in that the demolding assembly includes a support frame in the shape of an upper opening, a lifter, a screw, a demolding plate and a connecting pipe, the lifter passes through the bottom wall of the support frame and is connected to the screw, the bottom wall of the workbench is provided with a through hole, the center of the lower mold body is provided with a demolding groove adapted to the demolding plate, the center of the bottom wall of the demolding groove passes through a demolding hole, and a connecting pipe threadedly connected to the screw is provided under the demolding plate.

[0008] Preferably, the motor is a servo motor.

[0009] Preferably, the lifter adopts a hydraulic cylinder.

[0010] In order to facilitate the stable lifting and lowering of the demoulding plate, the utility model is improved in that a guide rod penetrating the bottom wall of the demoulding groove is further provided below the demoulding plate.

[0011] Preferably, the guide rods are provided in two groups that are symmetrically arranged.

[0012] (3) Beneficial effects

[0013] Compared with the prior art, the present invention provides a die-casting mold for processing an automobile cylinder head cover, which has the following beneficial effects:

[0014] The die-casting die for processing automobile cylinder head covers has a lower die body and a workbench that are detachably connected, which facilitates regular maintenance, inspection, repair, and replacement of the lower die body. The die-removing assembly facilitates stable demoulding. BRIEF DESCRIPTION OF THE DRAWINGS

[0015] Figure 1 This is a schematic diagram of the main structure of the utility model;

[0016] Figure 2 This is a bottom view schematic diagram of the structure of the utility model;

[0017] Figure 3 This is the first partial schematic diagram of the structure of the utility model;

[0018] Figure 4 This is the second partial schematic diagram of the structure of the utility model.

[0019] In the figure: 1. Workbench; 2. Support legs; 3. Lower mold body; 4. Protective cover; 5. Motor; 6. Worm gear; 7. Worm; 8. Positive and negative thread screw; 9. Fixing block; 10. Support frame; 11. Lifter; 12. Screw; 13. Lifting plate; 14. Connecting pipe; 15. Guide rod. DETAILED DESCRIPTION

[0020] The following will be combined with the drawings in the embodiments of the present invention to clearly and completely describe the technical solutions in the embodiments of the present invention. Obviously, the embodiments described are only part of the embodiments of the present invention, not all of the embodiments. Based on the embodiments of the present invention, all other embodiments obtained by ordinary technicians in this field without making creative efforts are within the scope of protection of the present invention.

[0021] See also Figure 1-4, a die-casting mold for processing automobile cylinder head cover, including a workbench 1, a die-cutting assembly and a lower mold assembly, the four corners of the workbench 1 are provided with support legs 2, the lower mold assembly includes a lower mold body 3, a protective cover 4, a motor 5, a worm gear 6, a worm 7, a positive and negative thread screw 8 and a fixed block 9, a slide groove is provided at the center above the workbench 1, a protective cover 4 is provided on one side of the workbench 1, the worm 7 and two sets of worm gears 6 are provided in the protective cover 4, the worm 7 is meshed with the worm gear 6, the output end of the motor 5 passes through the protective cover 4 and is connected to the worm 7, and the slide groove is provided with a There are two groups of positive and negative thread screws 8, one end of the positive and negative thread screws 8 passes through the workbench 1 and the protective cover 4 and is connected to the worm gear 6. The fixed block 9 is in an inverted L shape, and the fixed block 9 is arranged in two groups symmetrically. The lower part of the fixed block 9 is threadedly connected to the positive and negative thread screws 8. The center of the workbench 1 is also provided with a mounting groove adapted to the lower mold body 3, and the mounting groove is connected with the upper part of the slide groove. Slots that are plugged into the fixed block 9 are provided on the left and right sides below the lower mold body 3. A demolding assembly for demolding the lower mold body 3 is also provided on the workbench 1.

[0022] At first, the distance between the two groups of fixing blocks 9 is large, the lower mold body 3 is placed in the installation groove, and the motor 5 is started. The motor 5 drives the worm 7 in the protective cover 4 to rotate, and the worm 7 drives the worm wheel 6 to rotate, and the worm wheel 6 drives the forward and reverse screws 8 to rotate. The two groups of fixing blocks 9 move toward each other and plug into the lower mold body 3 to complete the fixation of the lower mold body 3, which is convenient for disassembly and assembly of the lower mold body 3. In this embodiment, the motor 5 adopts a precisely controlled servo motor 5.

[0023] During actual use, the demolding assembly includes a support frame 10 in the shape of an upper opening, a lifter 11, a screw 12, a demolding plate 13 and a connecting pipe 14. The lifter 11 passes through the bottom wall of the support frame 10 and is connected to the screw 12. The bottom wall of the workbench 1 is provided with a through hole. The center of the lower mold body 3 is provided with a demolding groove adapted to the demolding plate 13. The center of the bottom wall of the demolding groove is penetrated by a demolding hole. A connecting pipe 14 threadedly connected to the screw 12 is provided below the demolding plate 13. The support frame 10 provides stable lifting for the lifter 11. After the lower mold body 3 is installed, the output end of the lifter 11 rises, and the screw 12 protrudes from the mold cavity of the lower mold body 3. The demolding plate 13 is threadedly connected to the screw 12 through the connecting pipe 14. Then the output end of the lifter 11 descends, and the demolding plate 13 is received in the demolding groove. The lifter 11 adopts a hydraulic cylinder with stable operation.

[0024] During actual use, when the stripping plate 13 is in a higher position, it is fully tightened with the screw 12 through the connecting tube 14. At this time, the guide rod 15 is located above the bottom wall of the stripping plate 13. A guide rod 15 that passes through the bottom wall of the stripping groove is also provided below the stripping plate 13. The guide rods 15 are arranged in two groups symmetrically to prevent the stripping plate 13 from rotating when it is raised or lowered within a small stroke.

[0025] In order to explain in detail the possible application scenarios, technical principles, specific solutions that can be implemented, and the purpose and effects of this application, the following is a detailed description of the specific embodiments listed in conjunction with the accompanying drawings. The embodiments described herein are only used to more clearly illustrate the technical solutions of this application and are therefore only examples and are not intended to limit the scope of protection of this application.

[0026] References to "embodiments" herein mean that the specific features, structures, or characteristics described in conjunction with the embodiments may be included in at least one embodiment of the present application. The appearance of the word "embodiment" in various places in the specification does not necessarily refer to the same embodiment, nor does it particularly limit its independence or relevance to other embodiments. In principle, in this application, as long as there are no technical contradictions or conflicts, the various technical features mentioned in the embodiments can be combined in any manner to form a corresponding implementable technical solution.

[0027] Unless otherwise defined, the technical terms used herein have the same meanings as those generally understood by those skilled in the art to which this application belongs; the use of relevant terms herein is only for describing specific embodiments and is not intended to limit this application.

[0028] Although the embodiments of the present invention have been shown and described, it will be understood by those skilled in the art that various changes, modifications, substitutions and variations may be made to these embodiments without departing from the principles and spirit of the present invention, and the scope of the present invention is defined by the appended claims and their equivalents.

Claims

1. A die-casting mold for processing an automobile cylinder head cover, comprising a workbench (1), a die-cutting assembly and a lower die assembly, characterized in that: The four corners of the workbench (1) are provided with supporting legs (2), the lower mold assembly includes a lower mold body (3), a protective cover (4), a motor (5), a worm wheel (6), a worm (7), a positive and negative threaded screw (8) and a fixed block (9), a slide groove is provided at the center above the workbench (1), a protective cover (4) is provided on one side of the workbench (1), the worm (7) and two groups of worm wheels (6) are provided in the protective cover (4), the worm (7) is meshed with the worm wheel (6), the output end of the motor (5) passes through the protective cover (4) and is connected to the worm (7), and two groups of positive and negative threaded screws (8) are provided in the slide groove One end of the positive and negative threaded screw (8) passes through the workbench (1) and the protective cover (4) and is connected to the worm gear (6). The fixed block (9) is in an inverted L shape. The fixed block (9) is arranged in two groups symmetrically. The lower part of the fixed block (9) is threadedly connected to the positive and negative threaded screw (8). The center of the workbench (1) is also provided with a mounting groove adapted to the lower mold body (3). The mounting groove is connected to the upper part of the slide groove. Slots for plugging into the fixed block (9) are provided on the left and right sides below the lower mold body (3). A demoulding assembly for demoulding the lower mold body (3) is also provided on the workbench (1).

2. The die-casting mold for processing an automobile cylinder head cover according to claim 1, characterized in that: The demoulding assembly includes a support frame (10) in the shape of an upper opening, a lifter (11), a screw (12), a demoulding plate (13) and a connecting pipe (14), wherein the lifter (11) passes through the bottom wall of the support frame (10) and is connected to the screw (12), a through hole is provided on the bottom wall of the workbench (1), a demoulding groove adapted to the demoulding plate (13) is provided at the center of the lower mold body (3), a demoulding hole is passed through the center of the bottom wall of the demoulding groove, and a connecting pipe (14) threadedly connected to the screw (12) is provided below the demoulding plate (13).

3. The die-casting mold for processing an automobile cylinder head cover according to claim 2, characterized in that: The motor (5) is a servo motor.

4. The die-casting mold for processing an automobile cylinder head cover according to claim 3, characterized in that: The lifter (11) adopts a hydraulic cylinder.

5. The die-casting mold for processing an automobile cylinder head cover according to claim 4, characterized in that: A guide rod (15) is also provided below the demoulding plate (13) and passes through the bottom wall of the demoulding groove.

6. The die-casting mold for processing an automobile cylinder head cover according to claim 5, characterized in that: The guide rods (15) are arranged in two groups symmetrically.

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