CN216914722U - Card holds in palm disconnected structure in advance - Google Patents

Abstract

The utility model discloses a clamping support pre-breaking structure which comprises a lower die base, wherein a stripper plate is arranged above the lower die base in a clearance mode, a movable groove is formed in the stripper plate, a cutting blade is installed in the movable groove, a movable hole is formed in the upper end of the cutting blade, the upper end of the cutting blade is fixed in the movable groove through a blade fixing mechanism penetrating through the movable hole, the blade fixing mechanism comprises an insert rod penetrating through the movable hole, one end of the insert rod penetrates through the movable hole to extend inwards, the other end of the insert rod penetrates through the movable groove to extend to the outside of the stripper plate, a handle is fixedly arranged at one end of the insert rod extending to the outside of the stripper plate, a limiting spring is fixedly connected between the handle and the outer surface of the stripper plate, and the limiting spring is sleeved on the outside of the insert rod. When the device is used, the blade fixing mechanism is arranged, so that the cutting blade and the movable groove are movably connected, the process of detaching and installing the blade only needs to operate the handle, and the device is very convenient and good in fixing effect.

Description

Card holds in palm disconnected structure in advance

Technical Field

The utility model relates to the technical field of dies, in particular to a clamping support pre-breaking structure.

Background

The mould is various moulds and tools for obtaining required products by injection molding, blow molding, extrusion, die casting or forging forming, smelting, stamping and other methods in industrial production. In daily life, everyone uses a card holder to place the SIM card of the mobile phone, and a continuous injection molding mode is adopted in the production of a card holder mold.

In the existing mold for producing the card support, a card support mold is connected to a material belt through four connecting material positions, and in order to enable the card support to be bent by 90 degrees and fall off, a blade is required to be used for pre-breaking the card support. In the pre-breaking structure in the existing die, the blade is fixed on the die through the bolt, so that the blade is not convenient to detach and replace.

SUMMERY OF THE UTILITY MODEL

In order to overcome the defects of the prior art, the utility model provides a clamping support pre-breaking structure.

In order to solve the technical problems, the utility model provides the following technical scheme: a card holds in palm structure of breaking in advance, including the die holder, the upper clearance of the said die holder has taken off the flitch, take off the flitch and open and have movable slots, install the cutting blade in the said movable slot, open and have the activity hole in the upper end of the said cutting blade, it is fixed to the movable slot through the blade fixing mechanism that wears to locate in the activity hole, the said blade fixing mechanism includes the inserted bar inserted in the activity hole, one end of the said inserted bar passes the activity hole and extends inwards, another end passes the activity slot and extends to the outside of taking off the flitch; the handle is fixed at one end of the inserted rod extending to the outer part of the stripper plate; and the limiting spring is fixedly connected between the handle and the outer surface of the stripper plate, and is sleeved outside the inserted rod.

According to a preferable technical scheme of the utility model, a layer of magnet is pasted between the top end wall surface of the movable groove and the top outer surface of the cutting blade, and the magnetism of the two magnets is opposite.

As a preferred technical scheme, two support columns are symmetrically arranged on two sides of the outer wall of the top end of the lower die base, a sleeve is sleeved outside the upper end of each support column, an upper die base is arranged at the top end of each sleeve, and the upper die base is fixedly connected with a piston rod arranged at the output end of an air cylinder.

As a preferred technical scheme of the utility model, a buffer spring sleeved outside the support column is fixedly connected between the outer surface of the bottom end of the sleeve and the lower die base.

As a preferred technical scheme of the utility model, an upper backing plate, an upper clamping plate, a stop plate and a stripper plate are sequentially arranged below an upper die holder, and a lower backing plate and a lower die plate are sequentially arranged above a lower die holder.

As a preferable technical scheme, two guide posts are symmetrically arranged inside two sides of the stop plate, the guide posts penetrate through the stop plate and the stripper plate and extend downwards, guide grooves are formed in the lower template corresponding to the guide posts, and the guide grooves are matched with the guide posts in shape.

Compared with the prior art, the utility model can achieve the following beneficial effects:

1. when the device is used, the cutting blade is arranged in the movable groove and is fixed by the blade fixing mechanism through the arranged blade fixing mechanism, the blade fixing mechanism enables the cutting blade to be movably connected with the movable groove, the blade is very convenient to disassemble and assemble, and when the device is disassembled, the inserted bar is separated from the blade only by pulling the handle outwards; when the blade fixing device is installed, the blade is inserted into the movable groove, the handle is loosened, and the limiting spring drives the inserting rod to be inserted into the blade to fix the blade, so that the blade fixing device is very convenient and has a good fixing effect;

2. when using the device, start the cylinder, the piston rod drives the upper die base and moves down, and the upper die base moves down, and it drives cutting blade and moves down, holds in the palm even material level to the card and carries out half-cut, adopts half-cut mode, compares and does the result that the pre-breaking is difficult to roll over with the line ball, does the pre-breaking with half-cut mode and makes the product reach and roll over 90 just disconnected effect, and is also less to the damage of work piece, and production efficiency is high.

Drawings

FIG. 1 is a schematic structural view of the present invention;

FIG. 2 is an enlarged view taken at A of FIG. 1 in accordance with the present invention;

FIG. 3 is a schematic structural view of a blade fixing mechanism according to the present invention;

FIG. 4 is a front view of the present invention;

wherein: 1. a lower die holder; 2. a lower base plate; 3. a lower template; 4. an upper die holder; 5. an upper base plate; 6. An upper splint; 7. a stopper plate; 8. a material removing plate; 9. a guide post; 901. a guide groove; 10. a cylinder; 11. a sleeve; 12. a support pillar; 13. a buffer spring; 14. a movable groove; 15. a cutting blade; 16. a magnet; 17. a movable hole; 18. inserting a rod; 19. a limiting spring; 20. a handle.

Detailed Description

The present invention will be further described with reference to specific embodiments for the purpose of facilitating an understanding of technical means, characteristics of creation, objectives and functions realized by the present invention, but the following embodiments are only preferred embodiments of the present invention, and are not intended to be exhaustive. Based on the embodiments in the implementation, other embodiments obtained by those skilled in the art without any creative efforts belong to the protection scope of the present invention. The experimental methods in the following examples are conventional methods unless otherwise specified, and materials, reagents and the like used in the following examples are commercially available unless otherwise specified.

Examples

As shown in fig. 1, 2, 3 and 4, the utility model provides a snap-fit pre-breaking structure, which comprises a lower die holder 1, a stripper plate 8 is arranged in the gap above the lower die holder 1, a movable groove 14 is arranged in the stripper plate 8, a cutting blade 15 is arranged in the movable groove 14, a movable hole 17 is arranged in the upper end of the cutting blade 15, which is fixed in the movable groove 14 through a blade fixing mechanism arranged in the movable hole 17 in a penetrating way, the blade fixing mechanism comprises an inserted bar 18 inserted in the movable hole 17, one end of the insert rod 18 passes through the movable hole 17 and extends inwards, the other end passes through the movable groove 14 and extends to the outside of the stripper plate 8, a handle 20 is fixedly arranged at one end of the inserted rod 18 extending to the outer part of the stripper plate 8, a limiting spring 19 is fixedly connected between the handle 20 and the outer surface of the stripper plate 8, and the limiting spring 19 is sleeved outside the inserted rod 18;

when the device is used, the cutting blade 15 is arranged in the movable groove 14 and is fixed through the blade fixing mechanism, when the cutting blade 15 needs to be replaced, the handle 20 is pulled outwards, the handle 20 drives the inserted rod 18 to move outwards, meanwhile, the handle 20 stretches the limiting spring 19, when the inserted rod 18 penetrates through the movable hole 17 formed in the cutting blade 15 and is separated from the movable hole 17, the cutting blade 15 is in a free state, the cutting blade 15 can be dropped only by downwards driving the cutting blade 15, when a new cutting blade 15 is arranged, the new blade is inserted into the movable groove 14, the handle 20 is loosened, due to the fact that the limiting spring 19 is stretched before to generate elastic force of resilience, after the handle 20 is loosened, the limiting spring 19 drives the inserted rod 18 to move towards the movable groove 14 and is inserted into the insertion hole, the new cutting blade 15 can be fixed, through the arranged blade fixing mechanism, which makes the movable connection between the cutting blade 15 and the movable groove 14, and is convenient to detach and mount the blade.

As shown in fig. 2 and 3, a layer of magnet 16 is adhered between the top wall surface of the movable groove 14 and the top outer surface of the cutting blade 15, and the two magnets 16 have opposite magnetism;

when the device is used, the cutting blade 15 is arranged in the movable groove 14, and the magnets 16 attached to the movable groove 14 and the cutting blade 15 attract each other magnetically, so that the cutting blade 15 can be fixed in a strengthened manner and cannot fall off.

As shown in fig. 1 and 4, two support columns 12 are symmetrically installed on two sides of the outer wall of the top end of the lower die holder 1, a sleeve 11 is sleeved outside the upper end of each support column 12, an upper die holder 4 is installed on the top end of each sleeve 11, the upper die holder 4 is fixedly connected with a piston rod installed at the output end of the air cylinder 10, and a buffer spring 13 sleeved outside each support column 12 is fixedly connected between the outer surface of the bottom end of each sleeve 11 and the lower die holder 1;

when the device is used, the cylinder 10 is started, the piston rod drives the upper die holder 4 to move downwards, when the upper die holder 4 moves downwards, the upper base plate 5, the upper clamping plate 6, the stop plate 7 and the stripper plate 8 which are installed on the upper die holder 4 all move downwards, meanwhile, the upper die holder 4 drives the sleeve 11 to move downwards, when the sleeve 11 moves on the support column 12, the sleeve moves downwards to compress the buffer spring 13, so that the buffer spring 13 is stressed to generate deformation, the buffer spring 13 deforms to have elastic potential energy which is restored to the original form, and rebounds to have the trend of driving the sleeve 11 to move upwards, the impact force of the upper die holder 4 moving downwards is reduced, and the damage of the lower die holder 1 caused by overlarge impact force when the piston rod drives the upper die holder 4 to move downwards can be prevented.

As shown in fig. 1 and 4, an upper backing plate 5, an upper clamping plate 6, a stop plate 7 and a stripper plate 8 are sequentially installed below an upper die holder 4, a lower backing plate 2 and a lower die plate 3 are sequentially installed above a lower die holder 1, two guide posts 9 are symmetrically arranged inside two sides of the stop plate 7, the guide posts 9 penetrate through the stop plate 7 and the stripper plate 8 and extend downwards, a guide groove 901 is formed in the lower die plate 3 corresponding to the guide posts 9, and the guide groove 901 is matched with the guide posts 9 in shape;

when the device is used, the cylinder 10 is started, the piston rod drives the upper die base 4 to move downwards, when the upper die base 4 moves downwards, the upper base plate 5 installed on the upper die base, the upper clamping plate 6, the stop plate 7 and the stripper plate 8 all move downwards, the guide column 9 installed in the stop plate 7 also moves downwards and approaches to the guide groove 901, after the upper die base 4 and the lower die base 1 are assembled, the guide column 9 is inserted into the guide groove 901, the guide column 9 is arranged to play a role in guiding, the moving direction of the upper die base 4 can be guided, the position deviation is prevented when the upper die base 4 and the lower die base 1 are assembled, and the injection failure is caused.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the utility model, the scope of which is defined in the appended claims and their equivalents.

Claims (6)

1. The utility model provides a card holds in palm disconnected structure in advance, includes die holder (1), its characterized in that: the die holder is characterized in that a stripper plate (8) is arranged in the upper gap of the lower die holder (1), a movable groove (14) is formed in the stripper plate (8), a cutting blade (15) is installed in the movable groove (14), a movable hole (17) is formed in the upper end of the cutting blade (15), the movable groove (14) is fixed in a blade fixing mechanism penetrating through the movable hole (17), and the blade fixing mechanism comprises a blade fixing plate

The inserting rod (18) penetrates through the movable hole (17), one end of the inserting rod (18) penetrates through the movable hole (17) to extend inwards, and the other end of the inserting rod penetrates through the movable groove (14) to extend to the outside of the stripper plate (8);

a handle (20) fixed on one end of the inserted rod (18) extending to the outside of the stripper plate (8);

the limiting spring (19) is fixedly connected between the handle (20) and the outer surface of the stripper plate (8), and the limiting spring (19) is sleeved outside the inserted rod (18).

2. The card holder pre-breaking structure of claim 1, wherein: a layer of magnet (16) is pasted between the top end wall surface of the movable groove (14) and the outer surface of the top of the cutting blade (15), and the two magnets (16) are opposite in magnetism.

3. The card holder pre-breaking structure of claim 1, wherein: two support columns (12) are symmetrically installed on the two sides of the outer wall of the top end of the lower die holder (1), a sleeve (11) is sleeved outside the upper end of each support column (12), an upper die holder (4) is installed on the top end of each sleeve (11), and the upper die holder (4) is fixedly connected with a piston rod installed at the output end of the air cylinder (10).

4. A card holder pre-breaking structure according to claim 3, wherein: a buffer spring (13) sleeved outside the supporting column (12) is fixedly connected between the outer surface of the bottom end of the sleeve (11) and the lower die base (1).

5. A card holder pre-breaking structure according to claim 3, wherein: an upper base plate (5), an upper clamping plate (6), a stop plate (7) and a stripper plate (8) are sequentially installed below the upper die base (4), and a lower base plate (2) and a lower die plate (3) are sequentially installed above the lower die base (1).

6. The card holder pre-breaking structure of claim 5, wherein: two guide posts (9) are symmetrically arranged inside two sides of the stop plate (7), the guide posts (9) penetrate through the stop plate (7), the stripper plate (8) and extend downwards, guide grooves (901) are formed in the lower template (3) corresponding to the guide posts (9), and the guide grooves (901) are matched with the guide posts (9) in shape.

Images