CN212093936U

CN212093936U - Side punching device for computer shell

Info

Publication number: CN212093936U
Application number: CN202020571881.3U
Authority: CN
Inventors: 彭泉水
Original assignee: Dongguan Pinyang Hardware Technology Co ltd
Current assignee: Dongguan Pinyang Hardware Technology Co ltd
Priority date: 2020-04-17
Filing date: 2020-04-17
Publication date: 2020-12-08
Anticipated expiration: 2030-04-17

Abstract

The utility model relates to the technical field of punching processing, in particular to a side punching device for a computer shell, which comprises an upper die base and a lower die base, wherein the bottom of the upper die base is provided with a lower pressing piece, the lower die base is provided with a shell placing platform, a hollow cavity is arranged in the shell placing platform, and the cross section of the hollow cavity is shaped; the lower die base is connected with a pressure-bearing piece in a sliding mode, the pressure-bearing piece is detachably connected with a punching strip, and the pressure-bearing piece is provided with a return spring; the pressing piece is provided with a first inclined surface, and the pressure-bearing piece is provided with a second inclined surface; the shell placing table is provided with a side hole. The utility model does not need manual drilling processing, reduces the difference of pore-forming and improves the production efficiency; the side edge of the bottom shell is punched to form a hole; the utility model discloses need not to place drain pan side body and punch a hole again, the utility model discloses a cross sectional shape with well cavity sets up to the type, and the restriction is placed in the activity space of the drain pan of cavity intracavity, avoids the drain pan to have the effect that shifts and lead to warping in the cavity intracavity, guarantees the quality, improves the yields.

Description

Side punching device for computer shell

Technical Field

The utility model belongs to the technical field of the technique of punching a hole and specifically relates to indicate a side punching device for computer case.

Background

The computer shell, especially the shell of the portable computer, is used for protecting parts such as the internal battery, mainboard, etc. and is made of processing flitch such as plastics or aluminum alloy materials, the computer shell of the above-mentioned material can prolong the service life of the tablet computer, the shell of the computer includes roof, screen board, keyboard board and bottom plate at present, wherein the bottom plate needs to be bent and formed, because the portable computer needs to set up interfaces such as USB interface and power interface, therefore, need reserve the interface hole on the side of bottom plate.

The side interface holes of the common computer shell need to be drilled manually, but the manual cost is high in the mode, and the difference is easily generated in the formed holes, so that the quality is influenced; the side body of the bottom shell is placed by the existing drilling device mostly, and then drilling from top to bottom is carried out, but because the bottom surface size of the bottom shell is far larger than the side size of the bottom shell, the side body is placed on the bottom surface of the bottom shell which is drilled again, and defective products are easily produced. Therefore, the above problems need to be solved.

Disclosure of Invention

The utility model discloses problem to prior art provides a side punching device for computer case.

In order to solve the technical problem, the utility model discloses a following technical scheme: a side punching device for a computer shell comprises an upper die holder and a lower die holder, wherein the upper die holder is connected with the lower die holder in a sliding manner, a lower pressing piece is arranged at the bottom of the upper die holder, a shell placing table is arranged on the lower die holder, a hollow cavity for accommodating a bottom shell is arranged in the shell placing table, and the cross section of the hollow cavity is shaped; the bottom of the upper die base is provided with a fixing piece, the top of the shell placing table is provided with a fixing hole for inserting the fixing piece into the hollow cavity, the fixing hole is communicated with the hollow cavity, and an elastic piece is arranged between the fixing piece and the upper die base; the lower die base is connected with a pressure-bearing piece in a sliding mode, one side, close to the shell placing table, of the pressure-bearing piece is detachably connected with a punching strip, one side, far away from the shell placing table, of the pressure-bearing piece is provided with a return spring, and the pressure-bearing piece is connected with the lower die base through the return spring; the bottom of the lower pressing piece is provided with a first inclined surface, the distance between the first inclined surface and the fixing piece is gradually increased from top to bottom, the top of the pressure-bearing piece is provided with a second inclined surface matched with the first inclined surface, and the distance between the second inclined surface and the shell placing table is gradually increased from top to bottom; the side surface of the shell placing table is provided with a side hole for inserting the punching strip, and the side hole is communicated with the hollow cavity.

Furthermore, the number of the pressing pieces and the number of the pressure-bearing pieces are two, the two groups of pressing pieces are respectively arranged on two sides of the fixing piece at intervals, and the two groups of pressure-bearing pieces are respectively arranged on two sides of the shell placing table at intervals.

Furthermore, the lower die holder is provided with a slide rail, and the bottom of the bearing plate is provided with a sliding chute which is used for being connected with the slide rail in a sliding manner.

Furthermore, the one end that the punching press strip is close to the pressure-bearing piece is equipped with the mounting panel, and the mounting panel is equipped with the bolt, and the pressure-bearing piece is equipped with the screw that is used for with the bolt spiro union.

Furthermore, one end of the stamping strip, which is far away from the pressure-bearing piece, is provided with a conical head.

Furthermore, the cross-sectional shape of the punching strip is a rounded rectangle.

Furthermore, the lower die base is provided with a support leg.

Furthermore, a plurality of teeth protrude from one end of the punching strip, which is far away from the bearing piece.

Further, the cross-sectional shape of the punched strip is circular.

The utility model has the advantages that: the utility model does not need manual drilling processing, reduces the difference of pore-forming and improves the production efficiency; the bottom shell is placed in the hollow cavity, when the upper die holder descends, the first inclined surface of the lower pressing piece is abutted to the second inclined surface of the pressure-bearing piece, so that the punching strip of the pressure-bearing piece is pushed to penetrate into the side hole, and the punching strip is enabled to achieve the effect of punching and forming a hole on the side edge of the bottom shell under the action of impact force;

the utility model discloses need not to place drain pan side body and punch a hole again, the utility model discloses a cross sectional shape with well cavity sets up to the type, and the restriction is placed in the activity space of the drain pan of cavity intracavity, simultaneously, passes the fixed orifices through the mounting and presses down to the drain pan, avoids the drain pan to have the effect that shifts and lead to the deformation in the cavity intracavity, and the quality of assurance improves the yields.

Drawings

Fig. 1 is a partial sectional view of the present invention.

Fig. 2 is a schematic structural view of the pressure-bearing member according to the first embodiment of the present invention.

Fig. 3 is a schematic structural view of another angle of the pressure-bearing member according to the first embodiment of the present invention.

Fig. 4 is a schematic structural diagram of the bottom case of the present invention.

Fig. 5 is a schematic structural view of the pressure-bearing member according to the second embodiment of the present invention.

Reference numerals: 1. an upper die holder; 2. a lower die holder; 3. a push-down member; 4. placing a shell platform; 5. a hollow cavity; 6. a fixing member; 7. a fixing hole; 8. an elastic member; 9. a pressure-bearing member; 10. punching a strip; 11. a return spring; 12. a first inclined plane; 13. a second inclined plane; 14. a side hole; 15. a slide rail; 16. mounting a plate; 17. a conical head; 18. teeth; 19. a chute; 20. a bottom shell.

Detailed Description

In order to facilitate understanding of those skilled in the art, the present invention will be further described with reference to the following examples and drawings, which are not intended to limit the present invention. The present invention will be described in detail with reference to the accompanying drawings.

Referring to fig. 1 to 4, a side punching device for a computer case includes an upper die holder 1 and a lower die holder 2, the upper die holder 1 is slidably connected to the lower die holder 2, a lower pressing member 3 is disposed at the bottom of the upper die holder 1, the lower die holder 2 is provided with a case placing table 4, a hollow cavity 5 for accommodating a bottom case 20 is disposed in the case placing table 4, and the cross section of the hollow cavity 5 is shaped; the bottom of the upper die holder 1 is provided with a fixing piece 6, the top of the shell placing table 4 is provided with a fixing hole 7 for inserting the fixing piece 6 into the hollow cavity 5, the fixing hole 7 is communicated with the hollow cavity 5, and an elastic piece 8 is arranged between the fixing piece 6 and the upper die holder 1; the lower die base 2 is connected with a pressure-bearing piece 9 in a sliding mode, one side, close to the shell placing table 4, of the pressure-bearing piece 9 is detachably connected with a punching strip 10, one side, far away from the shell placing table 4, of the pressure-bearing piece 9 is provided with a return spring 11, and the pressure-bearing piece 9 is connected with the lower die base 2 through the return spring 11; the bottom of the lower pressing piece 3 is provided with a first inclined surface 12, the distance between the first inclined surface 12 and the fixing piece 6 is gradually increased from top to bottom, the top of the pressure-bearing piece 9 is provided with a second inclined surface 13 matched with the first inclined surface 12, and the distance between the second inclined surface 13 and the shell placing table 4 is gradually increased from top to bottom; the side surface of the shell placing table 4 is provided with a side hole 14 for inserting the punching strip 10, and the side hole 14 is communicated with the hollow cavity 5.

Particularly, the utility model does not need manual drilling processing, reduces the difference of pore-forming and improves the production efficiency; by placing the bottom shell 20 in the hollow cavity 5, when the upper die holder 1 descends, the first inclined surface 12 of the lower pressing piece 3 abuts against the second inclined surface 13 of the pressure-bearing piece 9, so that the punching strip 10 of the pressure-bearing piece 9 is pushed to penetrate into the side hole 14, and the punching strip 10 can punch and form a hole on the side edge of the bottom shell 20 under the action of impact force;

the utility model discloses need not to place drain pan 20 side body and punch a hole again, the utility model discloses a cross sectional shape with well cavity 5 sets up to the type, and the restriction is placed in the activity space of the drain pan 20 of well cavity 5, simultaneously, passes fixed orifices 7 through mounting 6 and presses down drain pan 20, avoids drain pan 20 to have the aversion to lead to the effect of deformation in well cavity 5, and the proof mass is high, improves the yields.

Specifically, the elastic element 8 is a spring, so that the fixing element 6 has an elastic buffering effect, and the fixing element 6 is prevented from generating an indentation on the bottom case 20. Realize promoting the in-process that the punching press strip of bearing part 9 removed to side opening 14 at first

inclined plane

12 and 13 butts of second inclined plane, reset spring 11 atress is elongated, when the ascending action of upper die base 1, first inclined plane 12 and the separation of second inclined plane 13, bearing part 9 is down kept away from the direction of putting shell platform 4 and is removed under reset spring 11's elastic force effect, thereby let punching press strip 10 separate from the side and the side opening 14 of drain pan 20 respectively, the drain pan 20 that will punch a hole after that takes out in cavity 5, play automatic re-setting's effect, make things convenient for next drain pan 20 to punch a hole. Specifically, the utility model discloses be equipped with the cylinder that is used for driving 1 lift actions of upper die base.

Referring to fig. 1, in the embodiment, the number of the pressing members 3 and the pressure-bearing members 9 is two, the two pressing members 3 are respectively disposed at two sides of the fixing member 6 at intervals, and the two pressure-bearing members 9 are respectively disposed at two sides of the shell placing table 4 at intervals. The punching operation is simultaneously carried out on the two side edges of the bottom shell 20 by the arrangement, and the efficiency is improved.

Referring to fig. 1 and 3, in the present embodiment, the lower die base 2 is provided with a slide rail 15, and the bottom of the pressure-bearing plate is provided with a slide groove 19 for slidably connecting with the slide rail 15. The arrangement has the function of directional sliding on the bearing plate, and the deviation is avoided.

Referring to fig. 1 and 2, in the present embodiment, an installation plate 16 is disposed at an end of the stamping bar close to the pressure-bearing member 9, the installation plate 16 is provided with a bolt, and the pressure-bearing member 9 is provided with a screw hole for screwing with the bolt. Through the spiro union mode, conveniently change the punching press strip according to the shape that drain pan 20 needs punched a hole.

Referring to fig. 3, in the present embodiment, a conical head 17 is disposed at an end of the punching strip away from the pressure-bearing member 9. The effect of point punching is realized to the setting like this, improves the pressure of punching a hole.

In this embodiment, the cross-sectional shape of the punched strip 10 is a rounded rectangle. And a through hole with a round corner and a rectangular shape is formed on the side edge of the bottom shell 20 by punching.

Referring to fig. 1, in the present embodiment, the lower die base 2 is provided with support legs. Plays the role of water and moisture prevention of the overhead lower die holder 2.

Example two.

Unlike the embodiment shown in fig. 5, in this embodiment, a plurality of teeth 18 protrude from the end of the punching strip away from the pressure-bearing member 9. The multi-point punching is realized by the arrangement, and the punching pressure is improved.

In this embodiment, the cross-sectional shape of the punched strip 10 is circular. The circular through hole is formed by punching the side edge of the bottom shell 20.

The above description is only for the preferred embodiment of the present invention, and the present invention is not limited to the above description, and although the present invention is disclosed in the preferred embodiment, it is not limited to the above description, and any person skilled in the art can make some changes or modifications to equivalent embodiments without departing from the scope of the present invention, but all the technical solutions of the present invention are within the scope of the present invention.

Claims

1. A side punching device for computer shell which characterized in that: the die comprises an upper die holder (1) and a lower die holder (2), wherein the upper die holder (1) is connected with the lower die holder (2) in a sliding manner, a lower pressing piece (3) is arranged at the bottom of the upper die holder (1), a shell placing table (4) is arranged on the lower die holder (2), a hollow cavity (5) for accommodating a bottom shell (20) is arranged in the shell placing table (4), and the cross section of the hollow cavity (5) is shaped;

a fixing piece (6) is arranged at the bottom of the upper die holder (1), a fixing hole (7) for inserting the fixing piece (6) into the hollow cavity (5) is formed in the top of the shell placing table (4), the fixing hole (7) is communicated with the hollow cavity (5), and an elastic piece (8) is arranged between the fixing piece (6) and the upper die holder (1);

the lower die holder (2) is connected with a pressure-bearing piece (9) in a sliding mode, one side, close to the shell placing table (4), of the pressure-bearing piece (9) is detachably connected with a punching strip (10), one side, far away from the shell placing table (4), of the pressure-bearing piece (9) is provided with a return spring (11), and the pressure-bearing piece (9) is connected with the lower die holder (2) through the return spring (11);

the bottom of the lower pressing piece (3) is provided with a first inclined plane (12), the distance between the first inclined plane (12) and the fixing piece (6) is gradually increased from top to bottom, the top of the pressure-bearing piece (9) is provided with a second inclined plane (13) matched with the first inclined plane (12), and the distance between the second inclined plane (13) and the shell placing table (4) is gradually increased from top to bottom;

a side hole (14) for inserting the punching strip (10) is formed in the side face of the shell placing table (4), and the side hole (14) is communicated with the hollow cavity (5).

2. A side punching apparatus for a computer case according to claim 1, wherein: the number of the pressing pieces (3) and the number of the bearing pieces (9) are two, the two groups of pressing pieces (3) are arranged on two sides of the fixing piece (6) at intervals respectively, and the two groups of bearing pieces (9) are arranged on two sides of the shell placing table (4) at intervals respectively.

3. A side punching apparatus for a computer case according to claim 1, wherein: the lower die holder (2) is provided with a slide rail (15), and the bottom of the bearing plate is provided with a slide groove (19) which is used for being connected with the slide rail (15) in a sliding way.

4. A side punching apparatus for a computer case according to claim 1, wherein: the end of the stamping strip, which is close to the pressure-bearing part (9), is provided with a mounting plate (16), the mounting plate (16) is provided with a bolt, and the pressure-bearing part (9) is provided with a screw hole for being in threaded connection with the bolt.

5. A side punching apparatus for a computer case according to claim 1, wherein: one end of the stamping strip, which is far away from the pressure-bearing part (9), is provided with a conical head (17).

6. A side punching apparatus for a computer case according to claim 1, wherein: the cross section of the punching strip (10) is in a round corner rectangle shape.

7. A side punching apparatus for a computer case according to claim 1, wherein: the lower die base (2) is provided with a support leg.

8. A side punching apparatus for a computer case according to claim 1, wherein: a plurality of teeth (18) are protruded from one end of the punching strip away from the pressure-bearing piece (9).

9. A side punching apparatus for a computer case according to claim 1, wherein: the cross-sectional shape of the punched strip (10) is circular.