Die-casting mold core structure for clutch shell

Abstract

The utility model relates to a die-casting mold core structure for a clutch shell, which comprises an upper mold core, a lower mold core, a front loose core, a left loose core and a rear loose core, the upper mold core and the lower mold core are stacked up and down, the front loose core is arranged in the front part between the upper mold core and the lower mold core, the left loose core is arranged in the left part between the upper mold core and the lower mold core, and the rear loose core is arranged in the rear part between the upper mold core and the lower mold core. A rear loose core is installed in the rear portion between the upper mold core and the lower mold core, a mold cavity is defined by the upper mold core, the lower mold core, the front loose core, the left loose core and the rear loose core, and a three-inclined-hole loose core assembly is installed in the right rear portion of the upper mold core in an embedded mode. The three-inclined-hole core-pulling assembly comprises a sliding block mounting frame, a core-pulling sliding block and an inclined hole forming rod butt-joint block, the sliding block mounting frame is mounted on the rear loose core, a sliding block mounting cavity is formed in the sliding block mounting frame, the core-pulling sliding block with the front end inclining towards the lower left portion is mounted in the sliding block mounting cavity, and the inclined hole forming rod butt-joint block is mounted in the inclined hole forming rod butt-joint block. An inclined hole forming rod butt joint block is installed at the lower left end of the core pulling sliding block. The utility model has the characteristics of saving mould space, ensuring three-hole structure forming, facilitating mould opening and the like.

Description

Technical Field

[0001] The utility model relates to the technical field of die-casting mold cores, in particular to a die-casting mold core structure for a clutch housing. Background Art

[0002] A three-hole arrangement structure needs to be designed on the clutch housing product. Usually, the three-hole arrangement structure is in an inclined state. In order to ensure the molding of this structure, a separate inclined core-pulling structure needs to be designed on the mold. However, the conventional mold does not have enough space to install this structure. In order to facilitate and simplify the mold structure, it is very necessary to design a new die-casting core structure. Summary of the Invention

[0003] The technical problem to be solved by the utility model is to provide a die-casting mold core structure for a clutch housing, which has the characteristics of saving mold space, ensuring the molding of a three-hole structure, and facilitating mold opening.

[0004] The technical solution adopted by the utility model to solve its technical problems is: to provide a die-casting mold core structure for a clutch housing, including an upper mold core, a lower mold core, a front core pulling, a left core pulling and a rear core pulling, the upper mold core and the lower mold core are stacked up and down, the front portion between the two is equipped with a front core pulling, the left portion between the upper mold core and the lower mold core is equipped with a left core pulling, the rear portion between the upper mold core and the lower mold core is equipped with a rear core pulling, the upper mold core, the lower mold core, the front core pulling, the left core pulling and the rear core pulling are surrounded to form a mold cavity, a three-oblique hole core pulling assembly is embedded in the right rear of the upper mold core, and the three-oblique hole core pulling assembly includes a slider installation Frame, core-pulling slider and inclined hole forming rod docking block, the slider mounting frame is installed on the rear core pulling, a slider mounting cavity is provided in the slider mounting frame, a core-pulling slider with its front end inclined toward the lower left is installed in the slider mounting cavity, an inclined hole forming rod docking block is installed on the lower left end of the core-pulling slider, three inclined hole forming rods all inclined toward the lower left are installed side by side on the inclined hole forming rod docking block, a slider seat that can move back and forth is installed on the rear side of the slider mounting frame, a linkage rod is installed at the front end of the slider seat, the front end of the linkage rod is inserted into the slider mounting cavity, and an inclined rod structure with its front end inclined toward the upper right is formed, and the inclined rod structure passes through the core-pulling slider.

[0005] In order to save the core pulling arrangement space of the entire mold in this technical solution, the three-slant hole core pulling assembly is installed on the upper mold core, and the three-slant hole core pulling assembly is combined with the rear core pulling, thereby reducing the space occupied by the core pulling structure. While ensuring the molding of the three-hole structure, the internal space of the mold is reasonably utilized, the mold structure is simplified, and the mold opening operation is convenient.

[0006] In this technical solution, a slider mounting frame is provided to facilitate the installation of the core-pulling slider, a core-pulling slider is provided to facilitate the installation of the inclined hole forming rod, an inclined hole forming rod is provided to facilitate three-hole forming, a slider mounting cavity is provided to limit the movement of the core-pulling slider, and an inclined rod structure is provided to drive the core-pulling slider to slide.

[0007] As a supplement to the present technical solution, sliding ribs are provided on both sides of the core-pulling slider, and a sliding groove structure matching the two sliding ribs is provided on the slider installation cavity.

[0008] In this technical solution, a sliding rib and a sliding groove structure are provided to limit the moving direction of the core-pulling slider.

[0009] As a supplement to this technical solution, a core pulling cylinder with the main shaft facing forward is installed on the rear side of the three-oblique hole core pulling assembly. The main shaft of the core pulling cylinder is connected to the slider seat. The core pulling cylinder is set up to facilitate the operation of the three-oblique hole core pulling assembly.

[0010] As a supplement to the present technical solution, an opening for inserting the core-pulling slider is provided on the upper side of the slider installation frame, and a sealing cover is installed on the opening. By providing the opening, the installation of the core-pulling slider is facilitated.

[0011] As a supplement to the present technical solution, a pressure strip structure for pressing the linkage rod is embedded in the rear portion of the slider installation frame. By providing the pressure strip structure, the installation and restriction of the linkage rod are facilitated.

[0012] Beneficial effects: The utility model relates to a die-casting mold core structure for a clutch housing. By installing a three-slant hole core pulling assembly on the upper mold core and combining the three-slant hole core pulling assembly with the rear core pulling, the space occupied by the core pulling structure is reduced. While ensuring the molding of the three-hole structure, the internal space of the mold is reasonably utilized, the mold structure is simplified, and the mold opening operation is convenient. It has the characteristics of saving mold space, ensuring the molding of the three-hole structure, and facilitating mold opening. BRIEF DESCRIPTION OF THE DRAWINGS

[0013] Figure 1 It is the main view of the utility model;

[0014] Figure 2 It is a top view of the utility model;

[0015] Figure 3 This is a top view of the utility model after removing the upper mold core;

[0016] Figure 4 It is a top view of the three-oblique hole core pulling assembly described in the utility model;

[0017] Figure 5 This is a structural view of the slider installation cavity of the utility model;

[0018] Figure 6 This is a structural view of the linkage rod and oblique rod structure described in the utility model;

[0019] Figure 7 It is a structural view of the sliding rib described in the utility model.

[0020] Illustration: 1. Upper mold core, 2. Lower mold core, 3. Three-slant hole core pulling assembly, 4. Left core pulling, 5. Front core pulling, 6. Rear core pulling, 7. Core pulling cylinder, 8. Gate structure, 9. Slider mounting frame, 10. Sealing cover, 11. Slider seat, 12. Pressure strip structure, 13. Linking rod, 14. Inclined rod structure, 15. Core pulling slider, 16. Inclined hole forming rod docking block, 17. Inclined hole forming rod, 18. Slider mounting cavity, 19. Slide groove structure, 20. Sliding rib. DETAILED DESCRIPTION

[0021] The present invention will be further described below with reference to specific embodiments. It should be understood that these embodiments are intended only to illustrate the present invention and are not intended to limit the scope of the present invention. Furthermore, it should be understood that after reading the contents of this invention, those skilled in the art may make various changes or modifications to the present invention, and that such equivalents also fall within the scope of the claims appended hereto.

[0022] The embodiment of the present utility model relates to a die-casting mold core structure for a clutch housing, such as Figure 1—7, comprising an upper mold core 1, a lower mold core 2, a front core pulling 5, a left core pulling 4 and a rear core pulling 6, the upper mold core 1 and the lower mold core 2 are stacked up and down, the front core pulling 5 is installed in the front between the two, the left core pulling 4 is installed in the left between the upper mold core 1 and the lower mold core 2, the rear core pulling 6 is installed in the rear between the upper mold core 1 and the lower mold core 2, the upper mold core 1, the lower mold core 2, the front core pulling 5, the left core pulling 4 and the rear core pulling 6 are surrounded to form a mold cavity, the right rear part of the upper mold core 1 is embedded with a three-slant hole core pulling assembly 3, the three-slant hole core pulling assembly 3 comprises a slider mounting frame 9, a core pulling slider 15 and an inclined hole forming rod docking block 16, the slider mounting The mounting frame 9 is installed on the rear core pulling 6, and a slider mounting cavity 18 is provided in the slider mounting frame 9. A core pulling slider 15 with its front end inclined toward the lower left is installed in the slider mounting cavity 18, and an inclined hole forming rod docking block 16 is installed on the lower left end of the core pulling slider 15. Three inclined hole forming rods 17 all inclined toward the lower left are installed side by side on the inclined hole forming rod docking block 16. A slider seat 11 that can move forward and backward is installed on the rear side of the slider mounting frame 9, and a linkage rod 13 is installed at the front end of the slider seat 11. The front end of the linkage rod 13 is inserted into the slider mounting cavity 18, and an inclined rod structure 14 with its front end inclined toward the upper right is formed. The inclined rod structure 14 passes through the core pulling slider 15.

[0023] In order to save the core pulling arrangement space of the entire mold in this technical solution, the three-slant hole core pulling assembly 3 is installed on the upper mold core 1, and the three-slant hole core pulling assembly 3 and the rear core pulling 6 are combined, thereby reducing the space occupied by the core pulling structure. While ensuring the molding of the three-hole structure, the internal space of the mold is reasonably utilized, the mold structure is simplified, and the mold opening operation is convenient.

[0024] In this technical solution, a slider mounting frame 9 is provided to facilitate the installation of the core-pulling slider 15, the core-pulling slider 15 is provided to facilitate the installation of the inclined hole forming rod 17, the inclined hole forming rod 17 is provided to facilitate three-hole forming, the slider mounting cavity 18 is provided to limit the movement of the core-pulling slider 15, and the inclined rod structure 14 is provided to drive the core-pulling slider 15 to slide.

[0025] As a supplement to the present technical solution, sliding ribs 20 are provided on both sides of the core-pulling slider 15 , and a sliding groove structure 19 matching the two sliding ribs 20 is provided on the slider installation cavity 18 .

[0026] In this technical solution, the sliding rib 20 and the sliding groove structure 19 are provided to limit the moving direction of the core-pulling slider 15.

[0027] As a supplement to this technical solution, a core pulling cylinder 7 with the main shaft facing forward is installed on the rear side of the three-inclined hole core pulling assembly 3. The main shaft of the core pulling cylinder 7 is connected to the slider seat 11. The core pulling cylinder 7 is provided to facilitate the operation of the three-inclined hole core pulling assembly 3.

[0028] As a supplement to the present technical solution, an opening for inserting the core-pulling slider 15 is provided on the upper side of the slider installation frame 9 , and a sealing cover 10 is installed on the opening. By providing the opening, the installation of the core-pulling slider 15 is facilitated.

[0029] As a supplement to the present technical solution, a pressure strip structure 12 for pressing the linkage rod 13 is embedded in the rear of the slider installation frame 9. By providing the pressure strip structure 12, the installation and restriction of the linkage rod 13 are facilitated.

[0030] A gate structure 8 is installed on the upper side of the front core pulling 5.

[0031] The above is a detailed introduction to the die-casting mold core structure for the clutch housing provided by the present application. Specific examples are used in this article to illustrate the principles and implementation methods of the present application. The description of the above embodiments is only used to help understand the method of the present application and its core idea; at the same time, for general technical personnel in this field, based on the ideas of the present application, there will be changes in the specific implementation methods and application scope. In summary, the content of this specification should not be understood as a limitation on the present application.

Claims

1. A die-casting mold core structure for a clutch housing, comprising an upper mold core (1), a lower mold core (2), a front core pull (5), a left core pull (4) and a rear core pull (6), wherein the upper mold core (1) and the lower mold core (2) are stacked up and down, and the front core pull (5) is installed in the front portion between the two, the left core pull (4) is installed in the left portion between the upper mold core (1) and the lower mold core (2), and the rear core pull (6) is installed in the rear portion between the upper mold core (1) and the lower mold core (2), and the upper mold core (1), the lower mold core (2), the front core pull (5), the left core pull (4) and the rear core pull (6) are surrounded to form a mold cavity, characterized in that: A three-oblique hole core pulling assembly (3) is embedded in the right rear part of the upper mold core (1), and the three-oblique hole core pulling assembly (3) includes a slider mounting frame (9), a core pulling slider (15) and an oblique hole forming rod docking block (16). The slider mounting frame (9) is mounted on the rear core pulling (6), and a slider mounting cavity (18) is provided in the slider mounting frame (9). A core pulling slider (15) with its front end tilted toward the lower left is installed in the slider mounting cavity (18), and the core pulling slider (15) is installed on the lower left end of the core pulling slider (15). There is an inclined hole forming rod docking block (16), and three inclined hole forming rods (17) are installed side by side on the inclined hole forming rod docking block (16), all of which are inclined toward the lower left. A slider seat (11) that can move forward and backward is installed on the rear side of the slider installation frame (9), and a linkage rod (13) is installed at the front end of the slider seat (11). The front end of the linkage rod (13) is inserted into the slider installation cavity (18) to form an inclined rod structure (14) with the front end inclined toward the upper right. The inclined rod structure (14) passes through the core-pulling slider (15).

2. The die-casting mold core structure for a clutch housing according to claim 1, characterized in that: Both sides of the core-pulling slider (15) are provided with sliding ribs (20), and the slider installation cavity (18) is provided with a sliding groove structure (19) matching the two sliding ribs (20).

3. The die-casting mold core structure for a clutch housing according to claim 1, characterized in that: A core pulling oil cylinder (7) with its main shaft facing forward is installed on the rear side of the three-oblique hole core pulling assembly (3), and the main shaft of the core pulling oil cylinder (7) is connected to the slider seat (11).

4. The die-casting mold core structure for a clutch housing according to claim 1, characterized in that: An opening for inserting the core-pulling slider (15) is provided on the upper side of the slider installation frame (9), and a sealing cover (10) is installed on the opening.

5. The die-casting mold core structure for a clutch housing according to claim 1, characterized in that: A pressure strip structure (12) for pressing the linkage rod (13) is embedded and installed at the rear of the slider installation frame (9).

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