Precise die-casting die

Abstract

The utility model discloses a precise die-casting die which comprises a working table, a supporting frame fixedly connected to the upper surface of the working table, an extrusion structure fixedly connected to the inner top face of the supporting frame, an upper die box arranged on the lower surface of the extrusion structure, a lower die box fixedly connected to the upper surface of the working table, and an open groove formed in the upper surface of the lower die box. A threaded hole is formed in the lower die box, a bolt is in threaded connection with the inner surface of the threaded hole, a sliding rail is fixedly connected to the inner side face of the supporting frame, a sliding block is slidably connected to the sliding rail, a first hydraulic cylinder is fixedly connected to the outer surface of the sliding block, and a first push rod is fixedly connected to the output end of the first hydraulic cylinder. Different dies can be conveniently and rapidly replaced, the die replacing time is saved, stability in the die casting process can be guaranteed, the dies are prevented from shaking, and the precision and consistency of products are guaranteed.

Description

Technical Field

[0001] The utility model relates to the technical field of die casting moulds, in particular to a precision die casting mould. Background Art

[0002] Precision die-casting molds are tools used to manufacture precision parts. They are usually used to inject molten metal or alloy into the mold under high pressure and solidify it into parts of the desired shape through pressure. Precision die-casting molds are widely used in the automotive, aerospace, electronics, communications and other industries to produce high-precision, complex-shaped parts. However, existing molds may be displaced during use due to the powerful power of die-casting. For example, China has disclosed "a precision die-casting mold" with an application number of "CN202320907707.5". When the second die-casting is taken out and re-merged with the first die-casting, there will be no deviation, so that the precision of the die-casting is higher, but it cannot easily and quickly replace different molds to save time. It cannot ensure the stability of the mold during the die-casting process, prevent the mold from shaking, and cannot help demolding, reduce the chance of staff contacting high-temperature metal, and reduce the risk of burns. Utility Model Content

[0003] The purpose of the utility model is to solve at least one of the technical problems existing in the prior art and to provide a precision die-casting mold. Through the cooperation of the mold box, slots, threaded holes and bolts, different molds can be replaced conveniently and quickly, saving the time for replacing the mold, and ensuring stability during the die-casting process, preventing the mold from shaking, and ensuring the precision and consistency of the product; through the cooperation of the slide rail, the slider, the first hydraulic cylinder, the first push rod and the push plate, the workpiece can be clamped and helped to demold, reducing the chance of staff contacting high-temperature metal, reducing the risk of scalding, protecting the safety of staff, and avoiding product quality problems caused by improper process or operating errors.

[0004] The utility model also provides the above-mentioned precision die-casting mold, including: a workbench, the upper surface of the workbench is fixedly connected to a support frame, the inner top surface of the support frame is fixedly connected to an extrusion structure, the lower surface of the extrusion structure is provided with an upper mold box, the upper surface of the workbench is fixedly connected to a lower mold box, the upper surface of the lower mold box is provided with a slot, the lower mold box is provided with a threaded hole, the inner surface of the threaded hole is threadedly connected with a bolt, the inner side surface of the support frame is fixedly connected to a slide rail, the slide rail is slidably connected to a slider, the outer surface of the slider is fixedly connected to a first hydraulic cylinder, and the output end of the first hydraulic cylinder is fixedly connected to the A first push rod is connected, and a push plate is fixedly connected to the end of the first push rod away from the first hydraulic cylinder. Different molds can be replaced quickly and conveniently through the cooperation of the mold box, the slot, the threaded hole and the bolt, which saves the time of changing the mold and can ensure stability during the die-casting process, prevent the mold from shaking, and ensure the precision and consistency of the product; through the cooperation of the slide rail, the slider, the first hydraulic cylinder, the first push rod and the push plate, the workpiece can be clamped and helped to demold, reducing the chance of staff contacting high-temperature metal, reducing the risk of scalding, protecting the safety of staff, and avoiding product quality problems caused by improper process or operating errors.

[0005] According to the precision die-casting mold described in the utility model, the bolt is movably connected to the lower mold box, and the bolt is movably connected to the slot, so the mold can be stably fixed.

[0006] According to the precision die-casting mold described in the utility model, the lower mold box is movably connected to the upper mold box, and the upper surface of the upper mold box is fixedly connected with a liquid inlet, which can conveniently cast materials.

[0007] According to a precision die-casting mold described in the utility model, the extrusion structure includes a second hydraulic cylinder and a second push rod, and the lower surface of the second push rod is fixedly connected to the upper mold box, which can provide stable power for the die-casting structure.

[0008] According to the precision die-casting mold described in the utility model, the outer surface of the push plate is fixedly connected with a rubber pad, which can prevent damage to the workpiece.

[0009] According to the precision die-casting mold described in the utility model, a positioning block is fixedly connected to the lower surface of the upper mold box, a positioning hole is provided on the lower mold box, and the positioning block is movably connected to the positioning hole, which can ensure the precision of die-casting.

[0010] According to the precision die-casting mold described in the utility model, baffles are fixedly connected to both ends of the slide rail, and the baffles are fixedly connected to the support frame, which can improve the safety of the slide rail structure.

[0011] According to a precision die-casting mold described in the utility model, the lower surface of the workbench is fixedly connected with a supporting leg, and the lower surface of the supporting leg is fixedly connected with a supporting block, which can stably support the entire device.

[0012] Beneficial Effects

[0013] 1. Compared with the prior art, this new type of precision die-casting mold can easily and quickly replace different molds through the cooperation of the mold box, slots, threaded holes and bolts, saving the time of changing molds, and can ensure stability during the die-casting process, prevent the mold from shaking, and ensure the precision and consistency of the product.

[0014] 2. Compared with the prior art, this new type of precision die-casting mold can clamp the workpiece and help it to demold through the cooperation of the slide rail, the slider, the first hydraulic cylinder, the first push rod and the push plate, thereby reducing the chance of workers contacting high-temperature metal and reducing the risk of burns. It protects the safety of workers and can also avoid product quality problems caused by improper process or operational errors. BRIEF DESCRIPTION OF THE DRAWINGS

[0015] The utility model is further described below in conjunction with the accompanying drawings and embodiments;

[0016] Figure 1 This is a side view of the precision die-casting mold of the utility model;

[0017] Figure 2 This is a schematic diagram of the slide rail connection structure of the precision die-casting mold of the utility model;

[0018] Figure 3 This is a bottom view of the structure of the precision die-casting mold of the utility model;

[0019] Figure 4 It is a schematic diagram of the lower mold box connection structure of the precision die-casting mold of the utility model.

[0020] Legend:

[0021] 1. Workbench; 2. Support frame; 3. Extrusion structure; 4. Lower mold box; 5. Slot; 6. Threaded hole; 7. Bolt; 8. Slide rail; 9. Slider; 10. First hydraulic cylinder; 11. First push rod; 12. Push plate; 13. Upper mold box. DETAILED DESCRIPTION

[0022] This section will describe in detail the specific embodiments of the utility model. The preferred embodiments of the utility model are shown in the accompanying drawings. The purpose of the accompanying drawings is to supplement the description of the text part of the specification with graphics, so that people can intuitively and vividly understand each technical feature and the overall technical solution of the utility model, but it cannot be understood as a limitation on the protection scope of the utility model.

[0023] Reference Figure 1-4 The utility model embodiment is a precision die-casting mold, which includes: a workbench 1 for supporting the entire equipment, the upper surface of the workbench 1 is fixedly connected with a support frame 2 for supporting other equipment, the inner top surface of the support frame 2 is fixedly connected with an extrusion structure 3 for extrusion work, the lower surface of the extrusion structure 3 is provided with an upper mold box 13 for placing the upper mold, the upper surface of the workbench 1 is fixedly connected with a lower mold box 4 for placing the lower mold, the upper surface of the lower mold box 4 is provided with a slot 5 for fixing the mold, and the lower mold box 4 is provided with a threaded hole 6 for fixing the mold. The inner surface of the threaded hole 6 is threadedly connected with the bolt 7 for fixing the mold. The inner side surface of the support frame 2 is fixedly connected with a slide rail 8 for sliding of the slider 9. The slider 9 is slidably connected to the slide rail 8 for driving the first hydraulic cylinder 10 to slide. The outer surface of the slider 9 is fixedly connected with the first hydraulic cylinder 10 for providing power to the first push rod 11. The output end of the first hydraulic cylinder 10 is fixedly connected with the first push rod 11 for pushing the push plate 12. The end of the first push rod 11 away from the first hydraulic cylinder 10 is fixedly connected with the push plate 12 for clamping the workpiece.

[0024] The bolt 7 is movably connected to the lower mold box 4, and the bolt 7 is movably connected to the slot 5, which is used to fix the lower mold with the bolt 7. The lower mold box 4 is movably connected to the upper mold box 13 for connecting the two molds. The upper surface of the upper mold box 13 is fixedly connected with a liquid inlet for casting liquid. The extrusion structure 3 includes a second hydraulic cylinder and a second push rod. The lower surface of the second push rod is fixedly connected to the upper mold box 13 for pushing the upper mold to be connected with the lower mold. The outer surface of the push plate 12 is fixedly connected with a rubber pad for increasing friction. The lower surface of the upper mold box 13 is fixedly connected with a positioning block for mold positioning. The lower mold box 4 is provided with a positioning hole for mold positioning. The positioning block is movably connected to the positioning hole. Baffles are fixedly connected to both ends of the slide rail 8 for limiting the position of the slider 9. The baffles are fixedly connected to the support frame 2 for fixing the baffles. The lower surface of the workbench 1 is fixedly connected with a support leg, and the lower surface of the support leg is fixedly connected with a support block for supporting the entire equipment.

[0025] Working principle: When in use, place the mold in the lower mold box 4 and the upper mold box 13, then fix the mold with the bolts 7 and the threaded holes 6, then push the upper mold box 13 out through the extrusion structure 3 to connect with the lower mold box 4, and then cast. After molding, the extrusion structure 3 retracts the upper mold box 13, the slider 9 slides on the slide rail 8, driving the first hydraulic cylinder 10 to slide, and then the first hydraulic cylinder 10 pushes out the first push rod 11, the first push rod 11 pushes out the push plate 12 to clamp the workpiece, and then the slider 9 slides upward on the slide rail 8 to take out the workpiece.

[0026] The embodiments of the present invention are described in detail above in conjunction with the accompanying drawings, but the present invention is not limited to the above embodiments, and various changes can be made within the knowledge scope of ordinary technicians in the relevant technical field without departing from the purpose of the present invention.

Claims

1. A precision die-casting mold, characterized in that: include: A workbench (1), wherein the upper surface of the workbench (1) is fixedly connected to a support frame (2), the inner top surface of the support frame (2) is fixedly connected to an extrusion structure (3), the lower surface of the extrusion structure (3) is provided with an upper mold box (13), the upper surface of the workbench (1) is fixedly connected to a lower mold box (4), the upper surface of the lower mold box (4) is provided with a slot (5), the lower mold box (4) is provided with a threaded hole (6), the inner surface of the threaded hole (6) is threadedly connected to a bolt (7), the inner side surface of the support frame (2) is fixedly connected to a slide rail (8), the slide rail (8) is slidably connected to a slider (9), the outer surface of the slider (9) is fixedly connected to a first hydraulic cylinder (10), the output end of the first hydraulic cylinder (10) is fixedly connected to a first push rod (11), and the end of the first push rod (11) away from the first hydraulic cylinder (10) is fixedly connected to a push plate (12).

2. A precision die-casting mold according to claim 1, characterized in that: The bolt (7) is movably connected to the lower mold box (4), and the bolt (7) is movably connected to the slot (5).

3. A precision die-casting mold according to claim 1, characterized in that: The lower mold box (4) is movably connected to the upper mold box (13), and the upper surface of the upper mold box (13) is fixedly connected with a liquid inlet.

4. A precision die-casting mold according to claim 1, characterized in that: The extrusion structure (3) comprises a second hydraulic cylinder and a second push rod, and the lower surface of the second push rod is fixedly connected to the upper mold box (13).

5. The precision die-casting mold according to claim 1, characterized in that: A rubber pad is fixedly connected to the outer surface of the push plate (12).

6. A precision die-casting mold according to claim 1, characterized in that: A positioning block is fixedly connected to the lower surface of the upper mold box (13), a positioning hole is provided on the lower mold box (4), and the positioning block is movably connected to the positioning hole.

7. The precision die-casting mold according to claim 1, characterized in that: Baffles are fixedly connected to both ends of the slide rail (8), and the baffles are fixedly connected to the support frame (2).

8. The precision die-casting mold according to claim 1, characterized in that: The lower surface of the workbench (1) is fixedly connected to a support leg, and the lower surface of the support leg is fixedly connected to a support block.

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