CN222220879U - A punching die that is easy to fix - Google Patents

Abstract

The utility model discloses a punching die that is easy to fix, and relates to the field of die technology. The punching die that is easy to fix comprises a lower die, a punching assembly and a limiting mechanism. A placing table is fixedly installed on the top of the lower die, an upper die is arranged just above the lower die, and the limiting mechanism is arranged on the placing table. The limiting mechanism comprises an annular plate and a limiting column. An annular cavity is provided inside the placing table, an annular plate is placed on the inner bottom of the annular cavity, and at least two groups of limiting columns are fixedly installed on the top of the annular plate. The punching die that is easy to fix, through the cooperation of the placing table and the limiting mechanism, can accurately position the workpiece through the limiting of each limiting column when placing the workpiece, so as to ensure the punching position of the die, and can quickly release the fixation of the workpiece after the punching is completed, so as to quickly remove the punched workpiece, thereby improving the punching accuracy of the die and enhancing the practicality of the die.

Description

Cut-out press convenient to it is fixed

Technical Field

The utility model relates to the technical field of dies, in particular to a punching die convenient to fix.

Background

The application document with the publication number of CN219703179U discloses a punching die, the punching die comprises a lower die, fixed die is movably connected at the axle center of the upper surface of the lower die, the upper surface of the lower die is far away from a fixed column fixedly connected with the right side of the fixed die, a top plate is fixedly connected with the top of the fixed column, an air cylinder is arranged at the axle center of the lower surface of the top plate, a movable die is movably connected at the bottom of an output end of the air cylinder, an auxiliary device is arranged on the right surface of the movable die, the auxiliary device comprises one end of a hinged support rod on the right surface of the movable die, the other end of the support rod is hinged with a sliding block, the left end of the fixed column is close to a sliding groove fixedly connected with the lower side of the support rod, the protective sleeve is matched with a punching head to realize cleaning of the surface of the punching head, and meanwhile, after the punching operation is completed each time, the punching head is positioned by the protective sleeve through extrusion of the protective sleeve, the punching head service life is prolonged, and the usability of the punching head is improved.

However, when the workpiece to be processed is placed on the die by the die, the workpiece can not be accurately positioned and aligned with the punching head, so that deviation is easy to occur in the manually placed position of the workpiece, the position of punching is problematic, the workpiece is scrapped, and therefore, the punching die convenient to fix is provided.

Disclosure of utility model

The utility model aims to provide a punching die convenient to fix, which can solve the problem that the existing part of dies are inconvenient to position workpieces.

In order to achieve the purpose, the utility model provides the following technical scheme that the punching die convenient to fix comprises:

the top of the lower die is fixedly provided with a placing table, and an upper die is arranged right above the lower die;

The punching assembly is arranged on the upper die and is used for punching the workpiece;

the limiting mechanism comprises an annular plate and limiting columns, an annular cavity is formed in the inner side of the placing table, the annular plate is placed at the bottom of the inner side of the annular cavity, at least two groups of limiting columns are fixedly arranged at the top of the annular plate, and one end of each group of limiting columns penetrates through the placing table to extend to the top of the placing table and is flush with the top surface of the placing table.

Preferably, the stop gear still includes reset spring, kicking block, gag lever post and pressing plate, fixed mounting has at least two sets of reset springs between the top of annular plate and the inboard top of annular chamber, and the front side of placing the platform is provided with the kicking block, and the kicking block runs through the front side of placing the platform and extends to placing the platform in through the ring channel, and the front side fixed surface of placing the platform installs the gag lever post, and the front side fixed surface of kicking block installs pressing plate, has seted up on the kicking block and has worn the groove, and the outer wall of gag lever post is laminated mutually with the inner wall of wearing the groove.

Preferably, the punching assembly comprises a mounting disc, a punching head and bolts, wherein a clamping groove is formed in the top of the upper die, the mounting disc is placed in the clamping groove, the punching head is fixedly mounted at the bottom of the mounting disc and penetrates through the upper die to extend to the position right below the upper die, at least two groups of bolts are arranged at the top of the mounting disc, and each group of bolts penetrate through the mounting disc and are mounted on the upper die in a threaded manner.

Preferably, the bottom of the lower die is provided with a groove, a collecting box is arranged in the groove, and a handle is fixedly arranged on the outer surface of the front side of the collecting box.

Preferably, the top of placing the platform has seted up blanking hole, and blanking hole communicates with each other with the recess, and the piece after being convenient for punch a hole can be directly collected.

Preferably, the rubber pad is fixedly arranged at the bottom of the lower die, so that the stability of the die on the working surface is improved.

Preferably, the top of the lower die is fixedly provided with four groups of hydraulic rods which are arranged in a rectangular manner, and the free ends of the four groups of hydraulic rods are fixedly connected with the bottom of the upper die.

Compared with the prior art, the utility model has the beneficial effects that:

(1) This cut-out press convenient to it is fixed, through placing the cooperation of platform and stop gear, can be when placing the work piece, through the spacing accurate positioning of each spacing post, guarantee the position of punching a hole of mould, and can be after punching a hole the completion, can remove the fixed of work piece fast, so that will accomplish the work piece quick take off of punching a hole, when having solved current partial mould and will waiting to process the work piece and place on the mould, and can not carry out accurate positioning in order to aim at with the punching head to it, result in the position that the work piece was manually placed easily to produce the deviation, cause the position of punching a hole to have the problem, scrap the problem of work piece, the accuracy of punching a hole of mould has been improved, the practicality of mould has been promoted.

(2) This cut-out press convenient to it is fixed, through the cooperation of last mould and punching assembly, can tear open the head of punching a hole and trade to when its in-process that uses for a long time wears out, conveniently renew, simultaneously, under the effect of collecting box, can be in the collecting box with the piece collection that punches out in the in-process of punching a hole, guaranteed the result of use of mould, be favorable to the popularization and the use of mould.

Drawings

The utility model is further illustrated by the following examples in conjunction with the accompanying drawings:

FIG. 1 is a front perspective view of the present utility model;

FIG. 2 is a front view of the present utility model;

FIG. 3 is a rear perspective cross-sectional view of the placement stage of the present utility model;

FIG. 4 is a front perspective cross-sectional view of the upper mold of the present utility model;

fig. 5 is a front perspective view of the collection box of the present utility model.

The device comprises a reference numeral 1, a lower die, a placing table 2, an upper die, 4, a limiting mechanism 401, an annular plate 402, a limiting column 403, a return spring 404, a top block 405, a limiting rod 406, a pressing piece 5, a punching assembly 501, a mounting plate 502, a punching head 503, a bolt 6, a blanking hole 7, a collecting box 8, a handle 9, a rubber pad 10 and a hydraulic rod.

Detailed Description

Reference will now be made in detail to the present embodiments of the present utility model, examples of which are illustrated in the accompanying drawings, wherein the accompanying drawings are used to supplement the description of the written description so that one can intuitively and intuitively understand each technical feature and overall technical scheme of the present utility model, but not to limit the scope of the present utility model.

Referring to fig. 1-5, the utility model provides a technical scheme, which comprises a lower die 1, a punching component 5 and a limiting mechanism 4, wherein a placing table 2 is fixedly arranged at the top of the lower die 1, an upper die 3 is arranged right above the lower die 1, the punching component 5 is arranged on the upper die 3, the punching component 5 is used for punching a workpiece, a groove is formed in the bottom of the lower die 1, a collecting box 7 is arranged in the groove, a handle 8 is fixedly arranged on the outer surface of the front side of the collecting box 7, a blanking hole 6 is formed at the top of the placing table 2, the blanking hole 6 is communicated with the groove, a rubber pad 9 is fixedly arranged at the bottom of the lower die 1, four groups of hydraulic rods 10 are fixedly arranged at the top of the lower die 1 and are arranged in a rectangular shape, and the free ends of the four groups of hydraulic rods 10 are fixedly connected with the bottom of the upper die 3;

The stop gear 4 sets up on placing the platform 2, and stop gear 4 includes annular plate 401 and spacing post 402, and the annular chamber has been seted up to the inside of placing the platform 2, and annular plate 401 has been placed to the inboard bottom in annular chamber, and the top fixed mounting of annular plate 401 has spacing post 402 of two sets of at least, and the one end of every spacing post 402 of group all runs through placing the platform 2 and extends to the top of placing the platform 2 and flushes with the top surface of placing the platform 2.

The stop gear 4 still includes reset spring 403, kicking block 404, gag lever post 405 and pressing plate 406, fixed mounting has at least two sets of reset springs 403 between the inboard top of annular plate 401 and the annular chamber, the front side of placing the platform 2 is provided with kicking block 404, kicking block 404 runs through the front side of placing the platform 2 and extends to placing in the platform 2 through the ring channel, the front side surface fixed mounting who places the platform 2 has gag lever post 405, the front side surface fixed mounting of kicking block 404 has pressing plate 406, wear the groove has been seted up on the kicking block 404, the outer wall of gag lever post 405 is laminated with the inner wall of wearing the groove, through the cooperation of placing platform 2 and stop gear 4, can be when placing the work piece, the punching position of mould is guaranteed through the spacing accurate location of each spacing post 402, and can be after the completion of punching a hole, so as to get down the work piece that accomplishes the punching hole fast, when having solved current partial mould and will wait to process the work piece and place on the mould, and can not carry out accurate location in order to align with the head, lead to the position that the work piece is easy to place, the position deviation produces, the position of punching hole has improved, the practicality is improved, the problem of the work piece has been scrapped.

The punching assembly 5 comprises a mounting plate 501, punching heads 502 and bolts 503, wherein a clamping groove is formed in the top of the upper die 3, the mounting plate 501 is placed in the clamping groove, the punching heads 502 are fixedly installed at the bottom of the mounting plate 501, the punching heads 502 penetrate through the upper die 3 and extend to the position right below the upper die 3, at least two groups of bolts 503 are arranged at the top of the mounting plate 501, each group of bolts 503 penetrate through the mounting plate 501 and are arranged on the upper die 3 in a threaded manner, the punching heads 502 can be detached and replaced through the cooperation of the upper die 3 and the punching assembly 5, so that when the punching heads are worn in the long-term use process, the punching heads are convenient to replace, and meanwhile, under the action of the collecting box 7, the punched fragments can be collected into the collecting box 7 in the punching process, so that the use effect of the die is guaranteed, and the popularization and the use of the die are facilitated.

Pressing the pressing piece 406 to enable the ejector block 404 to move towards the annular cavity in the placing table 2 and jack up the annular plate 401, enabling the annular plate 401 to compress each reset spring 403 upwards and push out protrusions from the top surface of the placing table 2 together with each limit post 402, placing a workpiece to be punched on the placing table 2 and positioning and placing the workpiece against each reset spring 403, controlling the free end of each hydraulic rod 10 to shorten, driving the upper die 3 to descend, enabling the punching head 502 on the upper die 3 to punch the workpiece on the placing table 2 to realize punching, enabling the punched fragments to fall into the collecting box 7 through the blanking hole 6, enabling the upper die 3 to lift and reset, enabling the pressing piece 406 to be pulled outwards, enabling the ejector block 404 to pull out, enabling the ejector block 404 not to push up the annular plate 401 any more, enabling the annular plate 401 to descend and reset together with each limit post 402 under the rebound effect of each reset spring 403, enabling each limit post 402 to retract into the placing table 2, enabling a worker to directly slide the workpiece to take down, and then repeating the steps to process new workpieces.

The embodiments of the present utility model have been described in detail with reference to the accompanying drawings, but the present utility model is not limited to the above embodiments, and various changes can be made within the knowledge of one of ordinary skill in the art without departing from the spirit of the present utility model.

Claims (7)

1. Cut-out press convenient to it is fixed, characterized in that includes:

A placing table (2) is fixedly arranged at the top of the lower die (1), and an upper die (3) is arranged right above the lower die (1);

The punching assembly (5) is arranged on the upper die (3), and the punching assembly (5) is used for punching a workpiece;

stop gear (4), it sets up on placing platform (2), stop gear (4) are including annular slab (401) and spacing post (402), the annular chamber has been seted up to the inside of placing platform (2), annular slab (401) have been placed to the inboard bottom in annular chamber, the top fixed mounting of annular slab (401) has spacing post (402) of two sets of at least, the one end of every spacing post (402) of group all runs through placing platform (2) and extends to the top of placing platform (2) and flush with the top surface of placing platform (2).

2. The punching die convenient to fix is characterized in that the limiting mechanism (4) further comprises a reset spring (403), a top block (404), a limiting rod (405) and a pressing piece (406), at least two groups of reset springs (403) are fixedly arranged between the top of the annular plate (401) and the inner side top of the annular cavity, the top block (404) is arranged on the front side of the placement table (2), the top block (404) penetrates through the front side of the placement table (2) and extends into the placement table (2) through an annular groove, the limiting rod (405) is fixedly arranged on the outer surface of the front side of the placement table (2), the pressing piece (406) is fixedly arranged on the outer surface of the front side of the top block (404), a through groove is formed in the top block (404), and the outer wall of the limiting rod (405) is attached to the inner wall of the through groove.

3. The punching die convenient to fix is characterized in that the punching assembly (5) comprises a mounting plate (501), a punching head (502) and bolts (503), a clamping groove is formed in the top of the upper die (3), the mounting plate (501) is placed in the clamping groove, the punching head (502) is fixedly installed at the bottom of the mounting plate (501), the punching head (502) penetrates through the upper die (3) to extend to the position right below the upper die (3), at least two groups of bolts (503) are arranged at the top of the mounting plate (501), and each group of bolts (503) penetrate through the mounting plate (501) to be installed on the upper die (3) in a threaded mode.

4. A punching die convenient to fix is characterized in that a groove is formed in the bottom of the lower die (1), a collecting box (7) is arranged in the groove, and a handle (8) is fixedly arranged on the outer surface of the front side of the collecting box (7).

5. The punching die convenient to fix according to claim 4, characterized in that a blanking hole (6) is formed in the top of the placing table (2), and the blanking hole (6) is communicated with the groove.

6. A punching die convenient to fix according to claim 5 is characterized in that a rubber pad (9) is fixedly arranged at the bottom of the lower die (1).

7. The punching die convenient to fix according to claim 6 is characterized in that four groups of hydraulic rods (10) are fixedly arranged at the top of the lower die (1) and are arranged in a rectangular mode, and free ends of the four groups of hydraulic rods (10) are fixedly connected with the bottom of the upper die (3).