CN216544536U - A thermosetting plastic molding die that is easy to move up and down - Google Patents

Abstract

The utility model discloses a thermosetting plastic forming die convenient to move up and down, which relates to the technical field of plastic dies and comprises a fixed die base, a movable die base, a hydraulic cylinder and a forming cavity, wherein the movable die base is movably connected with a movable base, a screw rod penetrating through the movable base is arranged in the movable die base, a plurality of groups of first ejector rods are uniformly arranged at the top of the movable base, a second ejector rod is arranged in the middle of the top of the movable base, a motor is arranged at one end of the movable die base, and a gear set is arranged at the output end of the motor. When the device is used, the motor is used for driving the gear set and the screw rod to rotate, and finally the moving seat is driven to move, so that the first ejector rod and the second ejector rod are converted from passive movement into active movement during demolding, the cohesion among the first ejector rod, the second ejector rod and the forming mold is greatly improved, the breaking force is further greatly improved, the demolding effect is further prevented from being influenced, and the overall working efficiency of the device is greatly improved.

Description

A thermosetting plastic molding die that is easy to move up and down

technical field

The utility model relates to the technical field of plastic moulds, in particular to a thermosetting plastic moulding mould which is convenient to move up and down.

Background technique

Plastic mold is a tool that is matched with plastic molding machines in the plastics processing industry to give plastic products a complete configuration and precise size. The choice of plastic molding is mainly determined by the type of plastic (thermoplastic or thermosetting), initial shape and shape of the product According to different molding methods, plastic processing mold types corresponding to different process requirements can be divided into injection molding molds, extrusion molding molds, blister molding molds, high-expanded polystyrene molding molds, etc.

When the existing plastic molding mold is opened, the ejector rod of the model will be ejected into the mold. During this process, the ejector rod is easy to adhere to the molding die, and most of the ejector rods of the model cooperate with each other through multiple sets of springs when they are reset. , to complete the reset, because the operation is performed by the elastic force of the spring, the reset action is passive, which is not conducive to the separation of the model ejector rod and the molding die, which greatly reduces the overall work efficiency.

Utility model content

Based on this, the purpose of the present utility model is to provide a thermosetting plastic molding die that is easy to move up and down, so as to solve the problem of using the elastic force of the spring for operation in the prior art, so that the reset action is passive, which is not conducive to the ejection of the model. The rod is separated from the forming mold, which greatly reduces the technical problem of the overall work efficiency.

In order to achieve the above purpose, the present utility model provides the following technical solutions: a thermosetting plastic molding die that is easy to move up and down, including a fixed die seat, a movable die seat, a hydraulic cylinder and a molding cavity, and the movable die seat is internally movably connected to move The inside of the movable mold seat is provided with a screw that penetrates through the movable seat, the top of the movable seat is evenly provided with a plurality of groups of first ejector rods, and the middle of the top of the movable seat is provided with a second ejector rod. A motor is installed at one end of the movable die base, and a gear group is arranged at the output end of the motor, and the motor is connected with the screw rod through the gear group.

By adopting the above technical solution, the motor is used to drive the gear set and the screw to rotate, and finally the moving seat is driven to move, so that during demolding, the first ejector rod and the second ejector pin are both changed from passive movement to active movement, thereby greatly improving the The adhesion between the first ejector pin, the second ejector pin and the molding die is prevented, so that the breakaway force can be avoided, thereby preventing it from affecting the demoulding effect, thereby greatly improving the overall working efficiency of the equipment.

The utility model is further provided that a molding cavity is matched between the fixed die base and the movable die base, and one end of the movable die base is interconnected with the hydraulic cylinder.

By adopting the above technical solution, it is convenient to ensure the integrity of the equipment and facilitate the work.

The utility model is further provided that the inside of the movable mold base is provided with a flow channel mechanism matched with the molding cavity, one end of the movable mold base is provided with a positioning plate matched with the flow channel mechanism, and one end of the positioning plate is provided with a positioning plate matching with the flow channel mechanism. A connecting plate matched with the extrusion mechanism is matched.

By adopting the above technical solution, the flow and transportation of the extruded material are facilitated by the function of the flow channel mechanism, and the positioning and connection of the equipment are facilitated by the function of the positioning plate and the connecting plate.

The utility model is further provided that a guide rod is movably connected with the moving base inside the movable die base, and a spring is provided on the outer side of the first ejector rod.

By adopting the above technical solution, it is convenient to limit and guide the movable seat by using the function of the guide rod, and it is convenient to play a buffering effect on the movable seat by using the function of the spring.

To sum up, the utility model mainly has the following beneficial effects: when the utility model is used, the motor is used to drive the gear set and the screw to rotate, and finally the moving seat is driven to move, so that the first ejector rod and the second The ejector rods are all changed from passive movement to active movement, which greatly improves the adhesion between the first ejector pin, the second ejector pin and the molding die to make the breakaway force, thereby preventing it from affecting the demoulding effect, thereby greatly improving the overall work of the equipment. efficiency.

Description of drawings

Fig. 1 is the internal structure schematic diagram of the utility model;

Fig. 2 is the external structure schematic diagram of the utility model;

FIG. 3 is a schematic structural diagram from another perspective of the present invention.

In the figure: 1. Fixed mold seat; 2. Moving mold seat; 3. Hydraulic cylinder; 4. Molding cavity; 5. Moving seat; 6. Guide rod; 7. First ejector pin; 8. Second ejector pin; 9 , motor; 10, gear set; 11, screw rod; 12, runner mechanism; 13, positioning plate; 14, connecting plate; 15, spring.

Detailed ways

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present invention. The embodiments described below with reference to the accompanying drawings are exemplary and are only used to explain the present invention, but should not be construed as a limitation of the present invention.

The embodiments of the present invention will be described below according to the overall structure of the present invention.

A thermosetting plastic molding mold that is easy to move up and down, as shown in Figure 1-3, includes a fixed mold base 1, a movable mold base 2, a hydraulic cylinder 3 and a molding cavity 4, and the fixed mold base 1 and the movable mold base 2 cooperate with each other There is a molding cavity 4, one end of the movable mold base 2 is connected with the hydraulic cylinder 3, which is convenient to ensure the integrity of the equipment and facilitate the work. The movable mold base 2 is movably connected with a movable seat 5, and the interior of the movable mold base 2 is provided with a Running through the screw 11 of the movable seat 5, the top of the movable seat 5 is evenly provided with a plurality of groups of first ejector rods 7, and the middle of the top of the movable seat 5 is provided with a second ejector rod 8. When demoulding, the first ejector rod 7 and the The second ejector rods 8 are all transformed from passive movement to active movement, thereby greatly improving the adhesion between the first ejector pin 7, the second ejector pin 8 and the molding die to make the breakaway force, thereby preventing it from affecting the demoulding effect, thereby greatly improving the The overall working efficiency of the equipment is improved, and the motor 9 is installed at one end of the movable mold base 2, and the output end of the motor 9 is provided with a gear set 10, and the motor 9 is connected to each other through the gear set 10 and the screw 11. The motor 9 drives the gear set. 10 and the screw 11 rotate, and finally drive the moving base 5 to move.

Please refer to FIG. 1 , the inside of the movable die base 2 is provided with a runner mechanism 12 that cooperates with the molding cavity 4 . The function of the runner mechanism 12 is used to facilitate the flow and transportation of the extruded material. One end of the movable die base 2 is provided with There is a positioning plate 13 matching with the flow channel mechanism 12, and one end of the positioning plate 13 is equipped with a connecting plate 14 matching with the extrusion mechanism. The function of the positioning plate 13 and the connecting plate 14 is used to facilitate the positioning and connection of the equipment. .

Please refer to FIG. 1 , a guide rod 6 is movably connected to the movable base 5 inside the movable die base 2 . The function of the guide rod 6 is used to limit and guide the movable base 5 , and the outer sides of the first ejector rod 7 are all A spring 15 is provided, and the function of the spring 15 is used to facilitate the buffering effect on the movable seat 5 .

The working principle of the utility model is as follows: when in use, the action of the hydraulic cylinder 3 is used to facilitate the movement of the movable mold base 2, thereby facilitating the opening of the mold, and the action of the positioning plate 13 and the connecting plate 14 is used to facilitate the movement of the fixed mold base 1 and the material. The extrusion mechanism is connected, and finally the material enters the molding cavity 4 along the runner mechanism 12 until it is formed. Finally, the fixed die base 1 and the movable die base 2 are opened by the action of the hydraulic cylinder 3, and then demolded. ;

During demoulding, after the movable mold base 2 is completely separated from the fixed mold base 1, the forming mold is adhered to the movable mold base 2, and finally the motor 9 is started to drive the gear set 10 and the screw 11 to rotate, and finally drives the movable base 5 to rotate. One side moves to separate the forming mold from the fixed mold base 1. This process is carried out synchronously with the mold opening. After that, the motor 9 of the seven Buddhas makes it reverse, and the first ejector rod 7 and the second ejector rod 8 are retracted. , and make it separate from the forming mold, fall off, and finally, the mold is closed to complete the task, and when demoulding, the first ejector pin 7 and the second ejector pin 8 are changed from passive movement to active movement, thereby greatly improving the The adhesion between the first ejector pin 7, the second ejector pin 8 and the molding die causes the breakaway force, thereby preventing it from affecting the demoulding effect, thereby greatly improving the overall working efficiency of the equipment.

Although the embodiment of the present invention has been shown and described, the specific embodiment is only an explanation of the present invention, and it is not a limitation of the present invention, and the described specific features, structures, materials or characteristics may be in any one Or multiple embodiments or examples are combined in a suitable manner, and those skilled in the art can make no creative contributions to the embodiments as required without departing from the principles and purposes of the present invention after reading this specification. Modifications, substitutions and alterations, etc., are protected by the patent law as long as they are within the scope of the claims of the present invention.

Claims (4)

1. The utility model provides a thermosetting plastic forming die convenient to activity from top to bottom, includes die holder (1), movable die holder (2), pneumatic cylinder (3) and shaping chamber (4), its characterized in that: move the inside swing joint of die holder (2) and have removal seat (5), the inside of moving die holder (2) is provided with screw rod (11) that runs through removal seat (5), the top of removing seat (5) evenly is provided with multiunit first ejector pin (7), the department is provided with second ejector pin (8) in the middle of the top of removing seat (5), move the one end of die holder (2) and install motor (9), and the output of motor (9) is provided with gear train (10), and motor (9) pass through gear train (10) and screw rod (11) interconnect.

2. The thermosetting plastic molding die convenient to move up and down as claimed in claim 1, wherein: and a molding cavity (4) is matched between the fixed die holder (1) and the movable die holder (2), and one end of the movable die holder (2) is connected with the hydraulic cylinder (3).

3. The thermosetting plastic molding die convenient to move up and down as claimed in claim 1, wherein: the die comprises a die holder (2) and is characterized in that a runner mechanism (12) matched with a forming cavity (4) is arranged inside the die holder (2), a positioning plate (13) matched with the runner mechanism (12) is arranged at one end of the die holder (2), and a connecting plate (14) matched with an extruding mechanism is arranged at one end of the positioning plate (13).

4. The thermosetting plastic molding die convenient to move up and down as claimed in claim 1, wherein: the inside of the movable die holder (2) is provided with a guide rod (6) movably connected with the movable die holder (5), and the outer side of the first ejector rod (7) is provided with a spring (15).

Images