CN213104097U

CN213104097U - Notebook computer shell rounding forming die

Info

Publication number: CN213104097U
Application number: CN202021525810.6U
Authority: CN
Inventors: 薛革文; 张燕
Original assignee: Suzhou Chunqiu Electronic Technology Co ltd
Current assignee: Suzhou Chunqiu Electronic Technology Co ltd
Priority date: 2020-07-29
Filing date: 2020-07-29
Publication date: 2021-05-04
Anticipated expiration: 2030-07-29

Abstract

The utility model belongs to the technical field of stamping dies, and relates to a notebook computer shell rounding forming die, which comprises an upper die and a lower die, wherein the upper die comprises an upper die plate, an upper pressing plate capable of floating below the upper die plate and an upper movable plate positioned below the upper pressing plate, the lower die comprises a lower die base, the device comprises a material supporting plate capable of floating above a lower die base and a lower movable plate located above the middle of the material supporting plate, wherein a front stripping block which slides forwards in an inclined mode when being pressed downwards is arranged at the front portion of the lower movable plate, the lower movable plate and the front stripping block are located in the lower projection range of an upper movable plate, an inner rolling movable block is arranged on the front stripping block, a rolling sliding block which can return forwards under the pulling force of a front return spring is arranged at the front portion of the material supporting plate, a front slotting cutter which penetrates through an upper pressing plate and drives the rolling sliding block to move backwards is arranged on the upper pressing plate, and a rolling protrusion which is matched with the inner rolling movable block and the rolling sliding block is arranged on the bottom surface of the upper movable plate. The mould can complete the edge rolling forming of the front end of the notebook computer shell in the one-time mould closing process, and the problems of material stacking and cracking are solved.

Description

Notebook computer shell rounding forming die

Technical Field

The utility model relates to a stamping die technical field, in particular to notebook computer casing package circle forming die.

Background

In the process of forming and stamping the wrap angle of the rotating shaft of the NB upper cover, because the existing wrap angle of the upper cover requires a sharp corner and needs to be of a wrap angle structure, the problems of product wrap angle dark cracking, material extrusion and material stacking can occur in the one-step wrap angle forming structure of the original die, and the stamping yield is low; the two-step pre-pushing and re-extruding process needs additional work stations, punching labor and cost, has low production efficiency, and can not meet the normal production requirement because the product is unstable in forming.

Therefore, it is necessary to provide a new mold to solve the above problems.

SUMMERY OF THE UTILITY MODEL

The utility model aims to provide a notebook computer casing package circle forming die, the book circle portion that can one-time forming notebook computer casing.

The utility model discloses a following technical scheme realizes above-mentioned purpose: a notebook computer shell rounding forming die comprises an upper die and a lower die, wherein the upper die comprises an upper die plate, an upper pressure plate capable of floating below the upper die plate and an upper movable plate positioned below the upper pressure plate, the lower die comprises a lower die base, a material supporting plate capable of floating above the lower die base and a lower movable plate positioned above the middle part of the material supporting plate, the front part of the lower movable plate is provided with a front stripping block which slides forwards in an inclined way when being pressed downwards, the lower movable plate and the front stripping block are positioned in the lower projection range of the upper movable plate, the front stripping block is provided with an inner rolling movable block, the front part of the material supporting plate is provided with a rolling sliding block which can return forwards under the pulling force of a front return spring, the upper template is provided with a front slotting tool which passes through the upper pressure plate and drives the rolling slide block to move backwards, the bottom surface of the upper movable plate is provided with a rolling bulge matched with the inner rolling movable block and the rolling sliding block.

Specifically, the rear part of the lower movable plate is provided with a rear stripping block which slides backwards in an inclined mode when being pressed downwards, the rear stripping block is located in the lower projection range of the upper movable plate, the rear stripping block is provided with an inner bevel movable block, the rear part of the material supporting plate is provided with a bevel sliding block which can return backwards under the pulling force of a rear return spring, and the upper die plate is provided with a rear slotting tool which penetrates through the upper pressing plate and drives the bevel sliding block to move forwards.

Furthermore, a bevel stop block which is arranged between the rear stripping block and the bevel slide block is fixed on the lower die base.

Specifically, an upper air spring penetrating through the upper pressure plate and the upper movable plate is arranged at the position, above the front stripping block, of the upper mold plate.

Specifically, an ejector plate driven by a lower air spring is arranged in the lower die holder, and a lower ejector pin is driven by the upper surface of the ejector plate.

Further, the ejector plate jacks the retainer plate from the lower part.

Adopt above-mentioned technical scheme, the utility model discloses technical scheme's beneficial effect is:

the mould can complete the edge rolling forming of the front end of the notebook computer shell in the one-time mould closing process, and the problems of material stacking and cracking are solved.

Drawings

FIG. 1 is a schematic structural diagram of a round-covered molding die in an embodiment when the die is opened;

FIG. 2 is an enlarged view of a portion of the portion A of FIG. 1;

FIG. 3 is an enlarged view of a portion of FIG. 2 at position B;

fig. 4 is a schematic structural view of the round-covered molding die in the embodiment at the time of die clamping.

The figures in the drawings represent:

1-upper die, 11-upper die plate, 111-front slotting tool, 112-rear slotting tool, 113-upper gas spring, 12-upper pressure plate, 13-upper movable plate and 131-rolling bulge;

2-lower die, 21-lower die holder, 22-material supporting plate, 221-lower movable plate, 23-front stripping block, 231-inner rolling movable block, 24-rolling slide block, 241-front return spring, 25-rear stripping block, 251-inner bevel movable block, 26-bevel slide block, 261-rear return spring, 27-ejector plate, 271-lower air spring, 272-lower ejector pin and 28-bevel stopper;

3-notebook shell, 31-rounded corner, 32-folded corner.

Detailed Description

The present invention will be described in further detail with reference to specific examples.

Example (b):

as shown in fig. 1, 2 and 4, the utility model discloses a notebook computer casing rounding forming die, which comprises an upper die 1 and a lower die 2, wherein the upper die 1 comprises an upper die plate 11, an upper press plate 12 capable of floating under the upper die plate 11 and an upper movable plate 13 positioned under the upper press plate 12, the lower die 2 comprises a lower die holder 21, a material supporting plate 22 capable of floating over the lower die holder 21 and a lower movable plate 221 positioned over the middle part of the material supporting plate 22, the front part of the lower movable plate 221 is provided with a front stripping block 23 capable of sliding forward in an oblique manner when pressed downward, the lower movable plate 221 and the front stripping block 23 are positioned in the lower projection range of the upper movable plate 13, the front stripping block 23 is provided with an inner rounding movable block 231, the front part of the material supporting plate 22 is provided with a rounding slider 24 capable of returning forward under the pulling force of a front return spring 241, the upper die plate 11 is provided with a front slotting tool 111 which passes through the upper press plate 12 and drives the rounding slider 24, the bottom surface of the upper movable plate 13 is provided with a rolling protrusion 131 which is matched with the inner rolling movable block 231 and the rolling slider 24. Before the mold is closed, the notebook shell 3 is placed above the front stripping block 23 and is horizontally positioned, then the upper pressure plate 12 is pressed downwards, the upper movable plate 13 presses the notebook shell 3 on the front stripping block 23, then the front stripping block 23 is pressed downwards and moves forwards, meanwhile, the front slotting tool 111 contacts the rounding slide block 24 and enables the rounding slide block to move backwards, when the mold is completely closed, the rounding bulge 131, the inner rounding movable block 231 and the rounding slide block 24 are matched and extruded to obtain a round corner 31 with a curled front end of the notebook shell 3, and the problems of material piling and cracking can be prevented.

As shown in fig. 1, 3 and 4, a rear stripper block 25 sliding obliquely backward when being pressed down is disposed at the rear of the lower movable plate 221, the rear stripper block 25 is located within the lower projection range of the upper movable plate 221, an inner bevel movable block 251 is disposed on the rear stripper block 25, a bevel slider 26 returning backward under the tension of a rear return spring 261 is disposed at the rear of the retainer plate 22, and a rear slotting cutter 112 penetrating through the upper press plate 12 and driving the bevel slider 26 to move forward is disposed on the upper mold plate 11. At the same time of the rolling and forming, the rear slotting tool 112 drives the bevel slider 26 to move forward, and the upper movable plate 221 drives the inner bevel movable block 251 to move backward, so that the rear flange of the notebook computer shell 3 which is processed into the vertical direction can be deformed into the acute bevel part 32.

As shown in fig. 1 and 3, a bevel stopper 28 is fixed on the lower die holder 21 and spaced between the rear stripper block 25 and the bevel slider 26. The dog-ear 28 can define the advanced position of the back stripper shoe 25 and the rear leg position of the dog-ear slide 26 at the same time, so that the dog-ear 32 is in the desired position during mold clamping.

As shown in fig. 1 and 4, the upper mold plate 11 is provided with an upper air spring 113 penetrating the upper press plate 12 and the upper movable plate 13 at a position above the front stripper block 23. The upper air spring 113 can compress the material above the front stripping block 23, and prevent the position deviation of the material in the rolling process from causing the error of the forming position degree.

As shown in fig. 1, an ejector plate 27 driven by a lower air spring 271 is provided in the lower die base 21, and an upper surface of the ejector plate 27 drives a lower ejector pin 272. The lower ejector pin 272 is used for ejecting a product when the mold is opened.

As shown in fig. 1, the ejector plate 27 ejects the retainer plate 22 from below. The floating of the retainer plate 22 is driven by the ejector plate 27, and a floating device is saved.

What has been described above are only some embodiments of the invention. For those skilled in the art, without departing from the inventive concept, several modifications and improvements can be made, which are within the scope of the invention.

Claims

1. The utility model provides a notebook computer casing package circle forming die, includes mould and lower mould, its characterized in that: the upper die comprises an upper die plate, an upper pressing plate and an upper movable plate, the upper pressing plate can float below the upper die plate, the upper movable plate is located below the upper pressing plate, the lower die comprises a lower die base, a material supporting plate and a lower movable plate, the material supporting plate can float above the lower die base, the lower movable plate is located above the middle of the material supporting plate, a front stripping block which slides forwards in a slant mode when pressed downwards is arranged on the front portion of the lower movable plate, the lower movable plate and the front stripping block are located in the lower projection range of the upper movable plate, an inner rolling movable block is arranged on the front stripping block, a rolling sliding block which can return forwards under the pulling force of a front return spring is arranged on the front portion of the material supporting plate, a front slotting tool which penetrates through the upper pressing plate and drives the rolling sliding block to move backwards is arranged on the upper die plate, and a rolling protrusion which is matched with the inner.

2. The notebook computer shell rounding forming die of claim 1, characterized in that: the rear part of the lower movable plate is provided with a rear stripping block which slides backwards in an inclined mode when being pressed downwards, the rear stripping block is located in the lower projection range of the upper movable plate, the rear stripping block is provided with an inner bevel movable block, the rear part of the material supporting plate is provided with a bevel sliding block which can return backwards under the tension of a rear return spring, and the upper template is provided with a rear slotting tool which penetrates through the upper pressing plate and drives the bevel sliding block to move forwards.

3. The notebook computer shell rounding forming die of claim 2, characterized in that: and a bevel stop block which is arranged between the rear stripping block and the bevel slide block is fixed on the lower die base.

4. The notebook computer shell rounding forming die of claim 1, characterized in that: and an upper air spring penetrating through the upper pressure plate and the upper movable plate is arranged at the position of the upper template above the front stripping block.

5. The notebook computer shell rounding forming die of claim 1, characterized in that: an ejector plate driven by a lower air spring is arranged in the lower die base, and a lower ejector pin is driven by the upper surface of the ejector plate.

6. The notebook computer shell rounding forming die of claim 5, wherein: the ejector plate jacks the retainer plate from the lower part.