CN219650481U - Demoulding and ejection device for automobile structural part - Google Patents

Abstract

The utility model discloses a demoulding and ejection device for automobile structural parts, which includes a base. The upper end of the base is provided with a mold body. A through groove and a cooling cavity are provided inside the mold body. A useful function is provided in the through groove. In addition to the ejection mechanism for ejecting injection molded parts, a liquid pumping mechanism for pumping liquid into the cooling cavity is also provided in the channel. The liquid pumping mechanism includes two fixedly connected inner walls at both ends of the channel. The two liquid bags are equipped with cooling liquid, both of the two liquid bags are connected with the cooling chamber, and a chute is provided on the upper end surface of the base. The utility model has a reasonable structure. By setting up a liquid pump mechanism, a driving mechanism and a power mechanism, during the demoulding process, the slider moves to squeeze the liquid bag, and the cooling liquid in the liquid bag is squeezed into the cooling cavity, thereby cooling the mold body. , improve the cooling effect, thereby improving work efficiency.

Description

A demoulding and ejection device for automobile structural parts

Technical field

The utility model relates to the field of mold technology, and in particular to a demoulding and ejection device for automobile structural parts.

Background technique

Molds are various molds and tools used in industrial production to obtain the required products by injection molding, blow molding, extrusion, die-casting or forging molding, smelting, stamping and other methods. Currently, more automotive plastic parts are produced using injection molds.

In the existing technology, traditional injection molds usually use ejection for demoulding after injection molding is completed. However, the traditional ejection method has major defects. Since the temperature of the plastic part is relatively high after injection molding is completed, if If ejected directly, the ejector pin will damage the surface of the injection molded part, so the injection molded part needs to be cooled during ejection. The traditional cooling method uses natural cooling. This method is not only slower, but also less effective and seriously affects the quality of the injection molded part. Work efficiency.

Utility model content

The purpose of this utility model is to solve the shortcomings existing in the prior art, and propose a demoulding and ejection device for automobile structural parts. By setting a pump mechanism, a driving mechanism and a power mechanism, the slider moves during the demoulding process. Squeeze the liquid bag to squeeze the coolant in the liquid bag into the cooling cavity to cool the mold body, improve the cooling effect, and thereby improve work efficiency.

In order to achieve the above purpose, the present utility model adopts the following technical solutions:

A demoulding and ejection device for automobile structural parts, including a base. The upper end of the base is provided with a mold body. A through groove and a cooling cavity are provided inside the mold body. The through groove is provided with a tool for performing injection molding on the injection molded parts. An ejection mechanism for ejection, and a liquid pumping mechanism for pumping liquid into the cooling chamber is also provided in the channel. The liquid pumping mechanism includes two liquid bags fixedly connected to the inner walls of both ends of the channel, Cooling liquid is provided in the two liquid bags, and both liquid bags are connected with the cooling cavity. A chute is provided on the upper end surface of the base, and a mechanism for pumping liquid and a top are provided in the chute. A driving mechanism is provided to drive the driving mechanism, and a power mechanism for providing power to the driving mechanism is also provided in the slot.

Preferably, the ejection mechanism includes a horizontal plate slidably connected between the inner walls of the two ends of the through slot. The upper end of the horizontal plate is fixedly connected with a plurality of equally spaced ejector rods, and the plurality of ejector rods pass through The inner wall of the groove is formed and slidably connected with it.

Preferably, the driving mechanism includes two symmetrically arranged slide blocks slidingly connected in the chute. The ends of the two liquid bags are respectively fixedly connected to the side walls of the two slide blocks. The two slide blocks The upper ends of the blocks are fixedly connected with trapezoidal blocks.

Preferably, the power mechanism includes a double-headed threaded rod rotatably connected between the inner walls of both ends of the channel, and the double-headed threaded rod passes through the two slide blocks and is threadedly connected thereto.

Preferably, two symmetrically arranged vertical rods are fixedly connected to the lower end of the horizontal plate, and the two vertical rods cooperate with the trapezoidal block.

Preferably, a motor is fixedly connected to the side wall of the mold body, and the end of the output shaft of the motor is fixedly connected to the end of the double-head threaded rod.

Compared with the existing technology, the beneficial effects of this utility model are:

1. By setting up the pumping mechanism, driving mechanism and power mechanism, when demoulding, the output shaft of the driving motor rotates, driving the double-headed threaded rod to rotate, thereby driving the two sliders connected with its thread to move to both ends, and the slider moves to both ends. The movement of both ends drives the trapezoidal block to move to both ends. Under the squeeze of the trapezoidal block, the vertical rod moves upward, pushing the horizontal plate and the ejector rod upward to demould the injection molded part. During the demoulding process, the slider moves Squeeze the liquid bag to squeeze the coolant in the liquid bag into the cooling cavity to cool the mold body, improve the cooling effect, and thereby improve work efficiency.

2. By setting up the driving mechanism and power mechanism, and through the rotation of the output shaft of the motor, the injection molded parts can be ejected, and the mold body can be cooled at the same time. The structure is clever, the production cost is low, the practicability is strong, and the coolant is Repeated use can improve resource utilization, and cooling the mold body during ejection can also greatly reduce the probability of product damage.

Description of the drawings

Figure 1 is a schematic structural diagram of an automobile structural part demoulding and ejection device proposed by the utility model;

Figure 2 is an enlarged view of the structure at point A in Figure 1;

Figure 3 is a schematic structural diagram of a liquid bladder of a demoulding and ejection device for automobile structural parts proposed by the utility model.

In the picture: 1 mold body, 2 liquid inlet pipe, 3 motor, 4 chute, 5 slider, 6 liquid bag, 7 channel, 8 cooling cavity, 9 horizontal plate, 10 vertical rod, 11 forming groove, 12 ejector rod , 13 trapezoidal blocks, 14 double-headed threaded rods, 15 coolant.

Detailed ways

In order to make the above objects, features and advantages of the present invention more obvious and easy to understand, the specific implementation modes of the present invention will be described in detail below with reference to the accompanying drawings. In the following description, numerous specific details are set forth to facilitate a thorough understanding of the present invention. However, the present utility model can be implemented in many other ways different from those described here. Those skilled in the art can make similar improvements without violating the connotation of the present utility model. Therefore, the present utility model is not limited by the specific implementation disclosed below. .

Referring to Figures 1-3, a demoulding and ejection device for automobile structural parts includes a base. The upper end of the base is provided with a mold body 1. A through groove 7 and a cooling cavity 8 are provided inside the mold body 1. A useful cooling cavity is provided in the through groove 7. As for the ejection mechanism for ejecting injection molded parts, the ejection mechanism includes a horizontal plate 9 slidably connected between the inner walls of the two ends of the through slot 7. The upper end of the horizontal plate 9 is fixedly connected with a plurality of ejection rods 12 arranged at equal intervals. A plurality of ejector rods 12 pass through the inner wall of the forming groove 11 and are slidingly connected with it. The lower end of the horizontal plate 9 is fixedly connected with two symmetrically arranged vertical rods 10. The two vertical rods 10 cooperate with the trapezoidal block 13. The mold body 1 A motor 3 is fixedly connected to the side wall of the motor 3, and the end of the output shaft of the motor 3 is fixedly connected to the end of the double-headed threaded rod 14.

The channel 7 is also provided with a liquid pumping mechanism for pumping liquid into the cooling chamber 8. The liquid pumping mechanism includes two liquid bladders 6 respectively fixedly connected to the inner walls of both ends of the channel 7. Both liquid bladders 6 are Coolant 15 is provided, and two liquid bladders 6 are connected to the cooling cavity 8. A chute 4 is provided on the upper end surface of the base. By rotating the output shaft of the motor 3, the injection molded parts can be ejected and the mold can be ejected at the same time. The main body 1 is cooled, the structure is clever, the production cost is low, and the practicality is strong. The coolant 15 is repeatedly used, which improves resource utilization. When ejecting, the cooling of the mold main body 1 can also greatly reduce the probability of product damage. .

The chute 4 is provided with a driving mechanism for driving the liquid pump mechanism and the ejection mechanism. The driving mechanism includes two symmetrically arranged slide blocks 5 slidably connected in the chute 4. The ends of the two liquid bags 6 are respectively It is fixedly connected to the side walls of the two sliders 5, and the upper ends of the two sliders 5 are fixedly connected to the trapezoidal blocks 13.

The through slot 7 is also provided with a power mechanism for providing power to the driving mechanism. The power mechanism includes a double-headed threaded rod 14 that is rotatably connected between the inner walls of the two ends of the through-slot 7 . The double-ended threaded rod 14 passes through the two slide blocks 5 and threaded connection with it.

When the utility model is in use, when demoulding, the output shaft of the drive motor 3 rotates, driving the double-headed threaded rod 14 to rotate, thus driving the two sliders 5 threadedly connected with it to move to both ends, and the slider 5 moves to both ends to drive the The trapezoidal block 13 moves to both ends. Under the squeeze of the trapezoidal block 13, the vertical rod 10 moves upward, pushing the horizontal plate 9 and the ejector rod 12 to move upward to demould the injection molded part. During the demoulding process, the slider 5. Move the squeeze liquid bag 6 to squeeze the coolant 15 in the liquid bag 6 into the cooling cavity 8 to cool the mold body 1, improve the cooling effect, and thereby improve work efficiency;

Through the rotation of the output shaft of the motor 3, the injection molded part can be ejected, and the mold body 1 can be cooled at the same time. The structure is clever, the production cost is low, and the practicality is strong. The coolant 15 can be used repeatedly, improving resource utilization. The efficiency, combined with the cooling of the mold body 1 during ejection, can also greatly reduce the probability of product damage.

The above are only preferred specific embodiments of the present utility model, but the protection scope of the present utility model is not limited thereto. Any person familiar with the technical field can, within the technical scope disclosed by the present utility model, implement the present utility model according to the present utility model. Novel technical solutions and utility model concepts, including equivalent substitutions or changes, shall be covered by the protection scope of the present utility model.

Claims (6)

1. The utility model provides an automobile structure drawing of patterns ejecting device, includes the base, its characterized in that, the upper end of base is provided with mould main part (1), logical groove (7) and cooling chamber (8) have been seted up to the inside of mould main part (1), be provided with in logical groove (7) and be used for carrying out ejecting ejection mechanism to the injection molding, still be provided with in logical groove (7) and be used for carrying out the pump liquid mechanism of pump liquid in cooling chamber (8), pump liquid mechanism includes two liquid bags (6) of fixed connection on logical groove (7) both ends inner wall respectively, two all be provided with coolant liquid (15) in liquid bag (6), two liquid bag (6) all communicate with cooling chamber (8), spout (4) have been seted up to the up end of base, still be provided with in logical groove (7) and be used for carrying out driven actuating mechanism to pump liquid mechanism and ejection mechanism.

2. The demolding and ejection device for the automobile structural member according to claim 1, wherein the ejection mechanism comprises a transverse plate (9) which is slidably connected between inner walls at two ends of the through groove (7), a plurality of ejector rods (12) which are arranged at equal intervals are fixedly connected to the upper end of the transverse plate (9), and a plurality of the ejector rods (12) penetrate through the inner walls of the molding groove (11) and are slidably connected with the inner walls.

3. The demolding and ejection device for the automobile structural member according to claim 2, wherein the driving mechanism comprises two symmetrically arranged sliding blocks (5) which are in sliding connection with the sliding groove (4), the end parts of the two liquid bags (6) are respectively and fixedly connected to the side walls of the two sliding blocks (5), and the upper ends of the two sliding blocks (5) are respectively and fixedly connected with a trapezoid block (13).

4. A stripping and ejection device for automotive structural parts according to claim 3, characterized in that the power mechanism comprises a double-ended threaded rod (14) rotatably connected between the inner walls of the two ends of the through groove (7), said double-ended threaded rod (14) passing through the two sliding blocks (5) and being screwed thereto.

5. The demolding and ejection device for the automobile structural member according to claim 4, wherein two symmetrically arranged vertical rods (10) are fixedly connected to the lower end of the transverse plate (9), and the two vertical rods (10) are matched with the trapezoid blocks (13).

6. The demolding and ejection device for the automobile structural member according to claim 5, wherein a motor (3) is fixedly connected to the side wall of the mold main body (1), and the tail end of an output shaft of the motor (3) is fixedly connected to the end part of the double-head threaded rod (14).