Small household appliance part machining die

Abstract

The utility model relates to the technical field of die machining, and discloses a small household appliance part machining die which comprises a sliding rail, the top of a sliding block is fixedly connected with a lower die plate, the middle of the outer side of the lower die plate is rotationally connected with a rotating shaft, the outer side of the rotating shaft is fixedly connected with a clamping plate, and the outer side of the lower die plate is fixedly connected with a motor. The output end of the motor is fixedly connected with one end of a first connecting rod, the first connecting rod penetrates through and is fixedly connected with the rotating shaft on one side, the other end of the first connecting rod is arranged on one side of the universal joint, and the first connecting rod is arranged on the other side of the universal joint and fixedly connected to one end of the rotating shaft on the other side. The motor drives the rotating shaft on one side to rotate, the first connecting rod drives the rotating shaft on the adjacent side to rotate together with the aid of the universal joint, the clamping plates on the outer sides of the rotating shafts are driven to rotate, the clamping blocks are matched with the clamping grooves with certain angles to tightly clamp the lower die plate and the upper die plate together, the structure is simple, and disassembly is rapid.

Description

Technical Field

[0001] The utility model relates to the technical field of mold processing, in particular to a small household appliance component processing mold. Background Art

[0002] Currently, most small electrical appliances use plastic parts, and these plastic parts are usually made by injection molding. Injection molding is a common plastic processing technology used to manufacture various plastic products, including small household appliance parts, auto parts, toys, packaging containers, etc. This processing method injects heated and molten plastic material into a mold, and obtains a product of the desired shape after cooling and solidification.

[0003] After searching, the announcement number: CN216782516U discloses a household appliance plastic parts processing mold that is easy to use, including a first shell, the side wall of the first shell is equipped with a locking mechanism, and the number of locking mechanisms is four, the inner wall of the first shell is provided with a first flow groove, and the first two ends of the first flow groove and the inner wall of the first shell are provided with a first molding groove. The utility model provides a household appliance plastic parts processing mold that is easy to use. Compared with the traditional plastic parts processing mold, the plastic parts processing mold is additionally provided with a locking mechanism. The block is rotated into the inside of the concave block by rotating the movable sleeve, and then the rotating sleeve is rotated outside the limiting rod to fix the movable sleeve and the fixing plate. Such a design can quickly disassemble and assemble the first shell and the second shell, making the plastic parts processing mold more convenient and quick when processing household appliance plastic parts, and the first shell and the second shell are more accurately fitted during installation through the cooperation of the positioning rod and the fixing rod.

[0004] The locking structure in the above application is complex, and maintenance and replacement are time-consuming and labor-intensive. At the same time, the parts lack cooling equipment after being manufactured, resulting in natural cooling, which wastes time. Moreover, the parts still need to be collected manually after cooling, which increases the workload of workers and reduces production efficiency. Utility Model Content

[0005] In order to make up for the above shortcomings, the utility model provides a small household appliance component processing mold, which aims to improve the complex locking structure, time-consuming and labor-intensive maintenance and replacement, and the lack of cooling equipment after the parts are manufactured, resulting in natural cooling, wasting time, and the parts still need to be manually collected after cooling, which increases the workload of workers and reduces production efficiency.

[0006] To achieve the above-mentioned purpose, the utility model provides the following technical solutions: a small household appliance component processing mold, comprising a slide rail, a slider is slidably connected to the top of the slide rail, a lower mold plate is fixedly connected to the top of the slider, a rotating shaft is rotatably connected to the middle part of the outer side of the lower mold plate, a clamping plate is fixedly connected to the outer side of the rotating shaft, a motor is fixedly connected to the outer side of the lower mold plate, an output end of the motor is fixedly connected to one end of a first connecting rod, the first connecting rod passes through and is fixedly connected to the rotating shaft on one side, the other end of the first connecting rod is arranged on one side of a universal joint, a first connecting rod is arranged on the other side of the universal joint and the first connecting rod is fixedly connected to one end of the rotating shaft on the other side, and a pushing assembly is provided on one side of the lower mold plate.

[0007] Preferably, the pushing assembly includes a top block slidably connected to the lower mold plate, one side of the lower mold plate is fixedly connected to one end of a second connecting rod, the other end of the second connecting rod is fixedly connected to a push plate, one side of the push plate is fixedly connected to one end of a push rod, and the other end of the push rod is fixedly connected to the output end of the cylinder.

[0008] Preferably, a fixing plate is fixedly connected to the top of one end of the slide rail, an upper mold plate is fixedly connected to the top of the fixing plate, and a slot adapted to the clamping plate is provided on the outer side of the upper mold plate.

[0009] Preferably, a second empty groove is symmetrically opened in the lower mold plate, protrusions are symmetrically fixedly connected to both sides of the top block, one end of a spring is fixedly connected to one side of the protrusion, and the other end of the spring is fixedly connected to the inner side of the second empty groove.

[0010] Preferably, a first empty groove is provided in the upper mold plate, and a plurality of heat dissipation pipes are provided in the first empty groove.

[0011] Preferably, an injection tube penetrates and is fixedly connected to one side of the upper mold plate.

[0012] Preferably, a guide rod passes through and is slidably connected to the sliding block, and one end of the guide rod is fixedly connected to one side of the fixing plate.

[0013] Preferably, a support plate passes through and is slidably connected to the push plate, and a top plate is fixedly connected to one side of the support plate.

[0014] The utility model has the following beneficial effects:

[0015] 1. In the utility model, the motor drives the rotating shaft on one side to rotate, and the first connecting rod drives the rotating shaft on the adjacent side to rotate together with the help of the universal joint. Similarly, the motor on the opposite side drives the rotating shafts on the other two sides to rotate, which can drive the clamping plate on the outside of the rotating shaft to rotate. The clamping block is tightly clamped together with the lower mold plate and the upper mold plate through the groove with a certain angle. The structure is simple and the disassembly is quick.

[0016] 2. In the utility model, by setting the heat dissipation pipe in the upper mold plate, after the injection molding is completed, the coolant is injected into the heat dissipation pipe to quickly cool down the newly formed plastic parts, thereby reducing the natural cooling time and effectively improving the production efficiency.

[0017] 3. In the utility model, the cylinder pulls the lower mold plate backwards, and after a certain distance, the top plate pushes the top block forward to push out the molded plastic part. Then the cylinder pushes the lower mold plate forward to return to its original position. During the process, the top block is reset with the help of a spring, and then this step is repeated. The plastic part is quickly removed by the pushing assembly, which reduces the labor of workers and improves production efficiency. BRIEF DESCRIPTION OF THE DRAWINGS

[0018] Figure 1 This is a structural schematic diagram of a small household appliance component processing mold proposed by the utility model;

[0019] Figure 2 This is a schematic diagram of the structure of a motor for a small household appliance component processing mold proposed by the utility model;

[0020] Figure 3 The utility model is a cross-sectional view of a small household appliance component processing mold.

[0021] Legend:

[0022] 1. Slide rail; 2. Fixed plate; 3. Upper mold plate; 4. Injection tube; 5. Slot; 6. Guide rod; 7. Lower mold plate; 8. Clamping plate; 9. Rotating shaft; 10. First connecting rod; 11. Universal joint; 12. Second connecting rod; 13. Push plate; 14. Support plate; 15. Top plate; 16. Top block; 17. First empty slot; 18. Heat dissipation pipe; 19. Bump; 20. Spring; 21. Second empty slot; 22. Cylinder; 23. Push rod; 24. Slider; 25. Motor. DETAILED DESCRIPTION

[0023] The following will be combined with the drawings of the specification of the utility model to clearly and completely describe the technical solutions in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, not all of the embodiments. Based on the embodiments of the utility model, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the utility model.

[0024] Reference Figure 1-Figure 3The utility model provides an embodiment: a small household appliance component processing mold, including a slide rail 1, the slide rail 1 is arranged inside a workbench, the workbench is not shown in the case, the top of the slide rail 1 is slidably connected with a slider 24, the top of the slider 24 is fixedly connected with a lower mold plate 7, the slider 24 can drive the lower mold plate 7 to move on the slide rail 1, the middle part of the outer side of the lower mold plate 7 is rotatably connected with a rotating shaft 9, the outer side of the rotating shaft 9 is fixedly connected with a clamping plate 8, the outer side of the lower mold plate 7 is fixedly connected with a motor 25, the output end of the motor 25 is fixedly connected with one end of a first connecting rod 10, and the first connecting rod 10 penetrates The first connecting rod 10 is fixedly connected to the rotating shaft 9 on one side, and the other end of the first connecting rod 10 is arranged on one side of the universal joint 11. The other side of the universal joint 11 is provided with a first connecting rod 10 and the first connecting rod 10 is fixedly connected to one end of the rotating shaft 9 on the other side. The motor 25 drives the first connecting rod 10 to rotate, and the first connecting rod 10 drives the rotating shaft 9 on the same side to rotate together, thereby driving the clamping plate 8 on the rotating shaft 9 to rotate together, and at the same time, the rotating shaft 9 on the other side is driven to rotate by changing the rotation direction through the universal joint 11. Similarly, the motor 25 on the opposite side drives the clamping plates 8 on the other two sides to rotate, and a pushing assembly is provided on one side of the lower mold plate 7.

[0025] Reference Figure 1-Figure 3 The pushing assembly includes a top block 16 slidably connected to the lower mold plate 7, one side of the lower mold plate 7 is fixedly connected to one end of the second connecting rod 12, the other end of the second connecting rod 12 is fixedly connected to the push plate 13, one side of the push plate 13 is fixedly connected to one end of the push rod 23, the other end of the push rod 23 is fixedly connected to the output end of the cylinder 22, the cylinder 22 is arranged on the inner side of the workbench, when the cylinder 22 controls the movement of the push plate 13 through the push rod 23, the push plate 13 drives the lower mold plate 7 to move with the help of the second connecting rod 12.

[0026] Reference Figure 1-Figure 3 A fixing plate 2 is fixedly connected to the top of one end of the slide rail 1, and an upper mold plate 3 is fixedly connected to the top of the fixing plate 2. The upper mold plate 3 is a fixed part, which cooperates with the movable lower mold plate 7 to make plastic parts. A card slot 5 adapted to the clamping plate 8 is opened on the outer side of the upper mold plate 3. A slope with a certain angle is provided in the card slot 5. The deeper the clamping plate 8 is pressed, the tighter it will be, thereby tightly clamping the upper mold plate 3 and the lower mold plate 7 together.

[0027] Reference Figure 3 A second empty groove 21 is symmetrically opened in the lower mold plate 7, and protrusions 19 are symmetrically fixedly connected to both sides of the top block 16. One end of a spring 20 is fixedly connected to one side of the protrusion 19, and the other end of the spring 20 is fixedly connected to the inner side of the second empty groove 21. When the protrusion 19 is forced to move forward, the spring 20 can return the protrusion 19 to its original position with its rebound force.

[0028] Reference Figure 3A first empty groove 17 is provided in the upper mold plate 3, and a plurality of heat dissipation tubes 18 are provided in the first empty groove 17. By injecting coolant into the heat dissipation tubes 18, the plastic part is quickly cooled down, thus saving the time required for natural cooling.

[0029] Reference Figure 1 and Figure 2 An injection tube 4 is passed through and fixedly connected to one side of the upper mold plate 3, and the raw material is injected into the gap between the upper mold plate 3 and the lower mold plate 7 through the injection tube 4 to produce the plastic part.

[0030] Reference Figure 1-Figure 3 A guide rod 6 passes through and is slidably connected to the slider 24, one end of which is fixedly connected to one side of the fixed plate 2. The guide rod 6 is used to ensure that the lower mold plate 7 can be accurately docked with the upper mold plate 3 when moving.

[0031] Reference Figure 1-Figure 3 A support plate 14 is passed through and slidably connected to the push plate 13. The support plate 14 is also arranged on the inner side of the workbench and on the same side as the cylinder 22. A top plate 15 is fixedly connected to one side of the support plate 14. When the lower mold plate 7 is driven backward by the cylinder 22 for a certain distance, the top block 16 will contact the top plate 15 and be pushed forward by the top plate 15, thereby pushing the cooled plastic part out of the lower mold plate 7 and dropping it to the bottom, omitting the step of manual removal.

[0032] Working principle: Start the cylinder 22 to push the lower mold plate 7 to the outside of the upper mold plate 3. The guide rod 6 can ensure that there will be no deviation during pushing to ensure accuracy. Then start the motor 25 to rotate the shaft 9 to drive the clamping plate 8 to buckle in the slot 5 at the top of the upper mold plate 3 and tightly press the upper mold plate 3 and the lower mold plate 7 together. Inject the raw material into the gap between the upper mold plate 3 and the lower mold plate 7 through the injection tube 4. After the shaping is completed, inject the coolant into the heat dissipation pipe 18 to quickly cool the plastic parts. Then open the clamping plate 8 and pull the lower mold plate 7 backwards to push the top block 16 through the top plate 15 to push the plastic parts out for further recycling.

[0033] Finally, it should be noted that the above is only a preferred embodiment of the present invention and is not intended to limit the present invention. Although the present invention has been described in detail with reference to the aforementioned embodiments, those skilled in the art can still modify the technical solutions described in the aforementioned embodiments or make equivalent substitutions for some of the technical features therein. Any modifications, equivalent substitutions, improvements, etc. made within the spirit and principles of the present invention should be included in the protection scope of the present invention.

Claims

1. A small household appliance component processing mold, comprising a slide rail (1), the top of which is slidably connected to a slider (24), characterized in that: The top of the slider (24) is fixedly connected to a lower mold plate (7), the middle part of the outer side of the lower mold plate (7) is rotatably connected to a rotating shaft (9), the outer side of the rotating shaft (9) is fixedly connected to a clamping plate (8), the outer side of the lower mold plate (7) is fixedly connected to a motor (25), the output end of the motor (25) is fixedly connected to one end of a first connecting rod (10), the first connecting rod (10) passes through and is fixedly connected to the rotating shaft (9) on one side, the other end of the first connecting rod (10) is arranged on one side of a universal joint (11), the other side of the universal joint (11) is provided with a first connecting rod (10) and the first connecting rod (10) is fixedly connected to one end of the rotating shaft (9) on the other side, and a pushing component is provided on one side of the lower mold plate (7).

2. A small household appliance component processing mold according to claim 1, characterized in that: The pushing assembly comprises a top block (16) slidably connected in the lower mold plate (7); one end of a second connecting rod (12) is fixedly connected to one side of the lower mold plate (7); the other end of the second connecting rod (12) is fixedly connected to a push plate (13); one end of a push rod (23) is fixedly connected to one side of the push plate (13); the other end of the push rod (23) is fixedly connected to the output end of the cylinder (22).

3. A small household appliance component processing mold according to claim 1, characterized in that: A fixing plate (2) is fixedly connected to the top of one end of the slide rail (1), an upper mold plate (3) is fixedly connected to the top of the fixing plate (2), and a slot (5) adapted to the clamping plate (8) is provided on the outer side of the upper mold plate (3).

4. A small household appliance component processing mold according to claim 2, characterized in that: A second empty groove (21) is symmetrically provided in the lower mold plate (7), and protrusions (19) are symmetrically fixedly connected to both sides of the top block (16), one end of a spring (20) is fixedly connected to one side of the protrusion (19), and the other end of the spring (20) is fixedly connected to the inner side of the second empty groove (21).

5. A small household appliance component processing mold according to claim 3, characterized in that: A first empty groove (17) is provided in the upper mold plate (3), and a plurality of heat dissipation pipes (18) are provided in the first empty groove (17).

6. A small household appliance component processing mold according to claim 3, characterized in that: An injection tube (4) penetrates and is fixedly connected to one side of the upper mold plate (3).

7. A small household appliance component processing mold according to claim 1, characterized in that: A guide rod (6) passes through and is slidably connected to the sliding block (24), and one end of the guide rod (6) is fixedly connected to one side of the fixing plate (2).

8. A small household appliance component processing mold according to claim 2, characterized in that: A support plate (14) passes through and is slidably connected to the push plate (13), and a top plate (15) is fixedly connected to one side of the support plate (14).

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