CN219543479U

CN219543479U - Blanking forming die for thickened polyester film

Info

Publication number: CN219543479U
Application number: CN202320611387.9U
Authority: CN
Inventors: 吴伟
Original assignee: Huzhou Nanxun Huayuan Insulation Material Co ltd
Current assignee: Huzhou Nanxun Huayuan Insulation Material Co ltd
Priority date: 2023-03-27
Filing date: 2023-03-27
Publication date: 2023-08-18
Anticipated expiration: 2033-03-27

Abstract

The utility model relates to a blanking forming die for a thickened polyester film, which comprises an upper die assembly and a lower die assembly; the upper die assembly comprises an upper die seat, a connecting block, an upper die plate, a pressing module and a movable pressing block; the upper die holder is connected with the upper die plate through a connecting block, and cutting blocks are arranged on the periphery of the lower end surface of the upper die plate; the lower part of the upper template is hinged with a pressing module; the middle part of the connecting block and the middle part of the upper template are provided with movable cavities which are of ladder-shaped structures, and movable pressing blocks are embedded in the movable cavities; the lower die assembly comprises a lower die holder and a lower die; the lower module is fixedly arranged on the upper end face of the lower die holder, a forming cavity is formed in the upper end face of the lower module, the forming cavity is of an open W-shaped structure, and the lower end of the pressing module is aligned with the forming cavity. This blanking forming die for thickening polyester film reduces the tradition and decides the process, shortens process time, improves machining efficiency, through the nimble design of stopper, can realize the cutting regulation of different thickness polyester films, improves whole blanking forming die's life and availability factor.

Description

Blanking forming die for thickened polyester film

Technical Field

The utility model relates to the technical field of forming dies, in particular to a blanking forming die for a thickened polyester film.

Background

With the continuous development of society, the mold industry has rapidly developed. The variety of dies is very large, and blanking dies are an important component. The blanking die is a die for separating a product from a plate by stamping. At present, a plurality of products are processed by adopting a blanking die, and a polyester film is one of the products and is widely applied as an interphase insulating sheet used in a motor. At present, according to the needs of the internal structure of a motor, the shape of a polyester film can be designed in a changing way, such as H-shaped, rectangular, irregular, internally perforated and the like, and the polyester film can be matched with a corresponding blanking die in the blanking process. In the actual production process, different dies are required to be designed for processing and producing the thickened polyester film, so that not only is great raw materials wasted, but also the use efficiency of the dies is greatly reduced; usually, the thickened polyester film blanking die needs to cut the polyester raw material into the same length before processing, so that the later-stage stamping forming is convenient, the operation is time-consuming and labor-consuming, and the overall production efficiency is greatly influenced.

Disclosure of Invention

The utility model aims to solve the technical problems that: in order to solve the problems in the prior art, provided is a blanking forming die for a thickened polyester film, which can realize one-time blanking forming of the thickened polyester film, reduce the traditional cutting procedure, shorten the processing time, improve the processing efficiency, realize cutting adjustment of polyester films with different thicknesses through flexible design of a limiting block, improve the service life and the use efficiency of the whole blanking forming die, and facilitate wide popularization and use.

The technical scheme adopted for solving the technical problems is as follows: a blanking forming die for a thickened polyester film comprises an upper die assembly and a lower die assembly; the upper die assembly comprises an upper die seat, a connecting block, an upper die plate, a pressing die block and a movable pressing block; the upper die holder is connected with the upper die plate through a connecting block, and cutting blocks are arranged on the periphery of the lower end face of the upper die plate; the lower part of the upper template is hinged with a pressing module; the middle part of the connecting block and the middle part of the upper template are provided with movable cavities which are of a ladder-shaped structure, and movable pressing blocks are embedded in the movable cavities; the lower die assembly comprises a lower die holder and a lower die; the lower module is fixedly arranged on the upper end face of the lower die holder, a forming cavity is formed in the upper end face of the lower module, the forming cavity is of an open W-shaped structure, and the lower end of the pressing module is aligned with the forming cavity.

Further defined, in the above technical solution, the pressing module includes a hinge shaft, a rotating arm, and a pressing ball; one end of the rotating arm is hinged on the hinge shaft, and the other end of the rotating arm is connected with the pressing ball.

Further limited, in the above technical scheme, two side walls of the lower module are provided with notches, and limiting blocks are installed in the notches.

Further limited, in the above technical scheme, one side of the lower module is provided with a plurality of fixing holes along the height direction, and bolts are inserted into the fixing holes for fixing.

Further limited, in the above technical scheme, the movable cavity is further provided with a compression spring, and the lower end of the compression spring is fixed on the upper part of the movable pressing block.

Further limited, in the above technical solution, the cutting block is located at an outer side of the lower module, and the cutting block and the upper template are in an integrated structure.

The beneficial effects of the utility model are as follows: the blanking forming die for the thickened polyester film can realize one-time blanking forming of the thickened polyester film, reduces the traditional cutting process, shortens the processing time, improves the processing efficiency, can realize cutting adjustment of polyester films with different thicknesses through flexible design of the limiting block, improves the service life and the service efficiency of the integral blanking forming die, and is convenient for wide popularization and use.

Drawings

In order to more clearly illustrate the embodiments of the present utility model or the technical solutions in the prior art, the drawings that are required to be used in the embodiments or the description of the prior art will be briefly described below, and it is obvious that the drawings in the following description are only some embodiments described in the present utility model, and other drawings may be obtained according to the drawings without inventive effort to those skilled in the art.

FIG. 1 is a schematic diagram of the structure of the present utility model;

fig. 2 is a schematic side view of the lower module of the present utility model.

The reference numerals in the drawings are: 1. the die comprises an upper die holder, 2, a connecting block, 3, an upper die plate, 4, a pressing die block, 5, a movable pressing block, 6, a cutting block, 7, a movable cavity, 8, a lower die holder, 9, a lower die block, 10, a forming cavity, 11, a hinge shaft, 12, a rotating arm, 13, a pressing ball, 14, a notch, 15, a limiting block, 16, a fixing hole, 17, a bolt, 18 and a pressure spring.

Description of the embodiments

In order to make the technical problems, technical schemes and beneficial effects solved by the utility model more clear, the utility model is further described in detail below with reference to the accompanying drawings and embodiments. It should be understood that the specific embodiments described herein are for purposes of illustration only and are not intended to limit the scope of the utility model.

In the utility model, the upper and lower height of the limiting block 15 is adjusted by the fixing hole 16 in a jacking and fixing way, and in the actual operation process, the position of the limiting block 15 is adjusted, so that the blanking height of the upper die assembly can be effectively controlled, and polyester films with different thicknesses can be blanked.

Referring to fig. 1 and 2, a blanking and forming die for a thickened polyester film comprises an upper die assembly and a lower die assembly; the upper die assembly comprises an upper die holder 1, a connecting block 2, an upper die plate 3, a pressing die 4 and a movable pressing block 5; the upper die holder 1 is connected with the upper die plate 3 through a connecting block 2, and cutting blocks 6 are arranged around the lower end surface of the upper die plate 1; the lower part of the upper template 1 is hinged with a pressing module 4; the middle part of the connecting block 2 and the middle part of the upper template 3 are provided with movable cavities 7, the movable cavities 7 are of a ladder-shaped structure, and movable pressing blocks 5 are embedded in the movable cavities 7; the lower die assembly comprises a lower die holder 8 and a lower die 9; the lower module 9 is fixedly arranged on the upper end face of the lower die holder 8, a forming cavity 10 is formed in the upper end face of the lower module 9, the forming cavity 10 is of an open W-shaped structure, and the lower end of the die module 4 is aligned with the forming cavity 10.

Wherein the compression module 4 comprises a hinge shaft 11, a rotating arm 12 and a compression ball 13; one end of the rotating arm 12 is hinged on the hinge shaft 11, and the other end of the rotating arm 12 is connected with the pressing ball 13. Notch 14 is set on two side walls of lower module 9, and limit block 15 is installed in notch 14. One side of the lower module 9 is provided with a plurality of fixing holes 16 along the height direction, and bolts 17 are inserted into the fixing holes 16 for fixing. The movable cavity 7 is also internally provided with a pressure spring 18, and the lower end of the pressure spring 18 is fixed on the upper part of the movable pressing block 5. The cutting block 6 is positioned on the outer side of the lower module 9, and the cutting block 6 and the upper template 3 are of an integrated structure.

The operation principle of the blanking forming die for the thickened polyester film is as follows:

firstly, in the actual operation process, the upper die assembly moves downwards, the polyester raw material can be cut off rapidly by the cooperation of the cutting block 6 and the lower die 9, two ends of the cut polyester raw material can be rapidly pressed into the forming cavity 10 by the upper die plate 1, the middle part of the polyester raw material is pressed downwards by the movable pressing block 5, the pressing ball 13 can press the material into the forming cavity 10 in advance, in the pressing forming process, the rotating arm 12 can rotate and press until the lower end of the cutting block 6 touches the limiting block 15, the upper die assembly stops running downwards, the upper die assembly is controlled to run upwards, and thus the punching operation of the polyester film can be realized.

The foregoing description is only a preferred embodiment of the present utility model, but the scope of the present utility model is not limited thereto, and any person skilled in the art, who is within the scope of the present utility model, should make equivalent substitutions or modifications according to the technical solution of the present utility model and the inventive concept thereof, and should be covered by the scope of the present utility model.

Claims

1. A blanking forming die for a thickened polyester film is characterized in that: comprises an upper die assembly and a lower die assembly; the upper die assembly comprises an upper die seat, a connecting block, an upper die plate, a pressing die block and a movable pressing block; the upper die holder is connected with the upper die plate through a connecting block, and cutting blocks are arranged on the periphery of the lower end face of the upper die plate; the lower part of the upper template is hinged with a pressing module; the middle part of the connecting block and the middle part of the upper template are provided with movable cavities which are of a ladder-shaped structure, and movable pressing blocks are embedded in the movable cavities; the lower die assembly comprises a lower die holder and a lower die; the lower module is fixedly arranged on the upper end face of the lower die holder, a forming cavity is formed in the upper end face of the lower module, the forming cavity is of an open W-shaped structure, and the lower end of the pressing module is aligned with the forming cavity.

2. The blanking die for a thickened polyester film according to claim 1, characterized in that: the pressing module comprises a hinge shaft, a rotating arm and a pressing ball; one end of the rotating arm is hinged on the hinge shaft, and the other end of the rotating arm is connected with the pressing ball.

3. The blanking die for a thickened polyester film according to claim 1, characterized in that: the two side walls of the lower module are provided with notches, and limiting blocks are arranged in the notches.

4. A blanking die for a thickened polyester film according to claim 3, characterized in that: one side of the lower module is provided with a plurality of fixing holes along the height direction, and bolts are inserted into the fixing holes for fixing.

5. The blanking die for a thickened polyester film according to claim 1, characterized in that: the movable cavity is internally provided with a pressure spring, and the lower end of the pressure spring is fixed on the upper part of the movable pressing block.

6. The blanking die for a thickened polyester film according to claim 1, characterized in that: the cutting block is positioned at the outer side of the lower module, and the cutting block and the upper template are of an integrated structure.