CN220127369U - Stamping die convenient to maintain - Google Patents

Abstract

The utility model discloses a stamping die convenient to maintain, which comprises a base, wherein four corners of the upper surface of the base are respectively connected with a positioning rod in a threaded manner to ensure the vertical movement stability of a cross plate, four ends of the cross plate are connected to the outside of the positioning rods in a sliding manner, the top of the cross plate is arranged at the bottom of an external hydraulic rod pair rod end, the bottom of the cross plate is fixedly connected with a lower pressure rod, the front end and the rear end of the inner wall of the lower pressure rod are respectively provided with an L-shaped groove convenient for mounting and dismounting an upper stamping block, the short side end of each L-shaped groove is provided with a clamping hole, the front end and the rear end of the outer wall of the upper stamping block are respectively elastically connected with a convex rod, and the convex rods can be clamped in the clamping holes. The problem that the stamping head of the existing stamping die can cause size deviation and the like due to abrasion and the like in long-term use is solved, and the mode of replacing the stamping head is complicated, so that the maintenance efficiency of the stamping head is low and the like is solved, so that the stamping head is suitable for being widely popularized and used.

Description

Stamping die convenient to maintain

Technical Field

The utility model relates to the field of novel stamping dies, in particular to a stamping die convenient to maintain.

Background

The stamping die is a special technological equipment for processing materials (metal or nonmetal) into parts (or semi-finished products) in cold stamping, called cold stamping die (commonly called cold stamping die), and is a pressure processing method for obtaining required parts by applying pressure to the materials at room temperature by using a die arranged on a press machine to separate or plastically deform the materials.

The existing stamping head of the stamping die can cause problems of size deviation and the like due to abrasion and the like in long-term use, and the mode of replacing the stamping head is complicated, so that the maintenance efficiency of the stamping head is low, and the stamping die convenient to maintain is provided according to the problems.

Disclosure of Invention

The utility model mainly aims to provide a stamping die convenient to maintain, which can effectively solve the problems in the background technology.

In order to achieve the above purpose, the technical scheme adopted by the utility model is as follows:

the utility model provides a stamping die convenient to maintain, includes the base, the equal threaded connection in base upper surface four corners has the locating lever of guaranteeing the vertical removal stability of cross board, and the four end sliding connection of cross board is outside at the locating lever, cross board top is installed in the vice rod end bottom of external hydraulic stem, cross board bottom fixedly connected with down the depression bar, the L type groove of conveniently going up the installation of punching press piece is all offered to the end around the depression bar inner wall down, the block hole has been offered to L type groove minor face end, go up the equal elastic connection of punching press piece outer wall front and back end and have the protruding pole, and the protruding pole can block in the block hole, go up the inside of wall of punching press piece of wall and all offered the inside groove A that supplies protruding pole to retract in the punching press piece, and install the spring A that provides thrust for the protruding pole in the inside groove A of protruding pole, through protruding pole block down to accomplish the fixed to last punching press piece, also through pushing back to the L type inslot and rotating the punching press piece, make the protruding pole follow L type inslot slide out, thereby drive the punching press piece and demolish in general punching die more convenient maintenance of punching press head than general punching press head.

Further, the oblique angles which are convenient for the convex rods to enter the L-shaped grooves are formed at the two ends of the L-shaped grooves, and the convex rods can smoothly enter the L-shaped grooves through the oblique angles after being pressed back into the inner groove A through the arranged oblique angles.

Further, screw holes in which the locating rods are in threaded connection are formed in four corners of the upper surface of the base, the threaded connection locating rods are more convenient to detach, and therefore the cross plate is more convenient to detach and maintain.

Further, the circular groove of just changing down the punching press board has been seted up at base upper surface middle part, the constant head tank that carries out spacing to lower punching press board has all been seted up at both ends around the circular groove, the equal fixedly connected with locating plate of lower punching press board front and back end, and lower punching press board passes through locating plate rotation type fixed connection in the circular groove, through the setting of circular groove and constant head tank, can make stamping die's lower punching press board change and maintenance convenient equally.

Further, the ball groove that fixes the locating plate has been seted up at the roof in the constant head tank, inside groove B of having seted up of locating plate, inside sliding connection of inside groove B has the bulb piece, and the bulb piece bulb end extends to the locating plate outside, install the spring B that provides thrust for the bulb piece in bulb piece bottom inside groove B, and the bulb piece passes through spring B block in the ball groove, the block that the bulb piece that releases through spring B can be better in the bulb inslot, plays the effect of simple fixed lower punching plate to a certain extent.

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

1. through protruding pole block in the block hole to accomplish the fixed to last punch press piece, also through pushing back the protruding pole to L type inslot and rotating last punch press piece, make protruding pole follow L type inslot and slide out, thereby drive and go up the punch press piece and demolish, compare in general stamping die's punch press head's dismantlement convenience more, make the maintenance of punch press head more convenient.

2. The convex rod can smoothly enter the L-shaped groove through the oblique angle after being pressed back into the inner groove A through the oblique angle.

3. Through the arrangement of the circular groove and the positioning groove, the lower stamping plate of the stamping die can be replaced and maintained conveniently.

Drawings

Fig. 1 is a schematic diagram of the whole structure of a stamping die convenient for maintenance.

Fig. 2 is a schematic diagram of a split structure of a stamping die at a position a in fig. 1, which is convenient to maintain.

Fig. 3 is a schematic view showing the internal detail structure of the stamping die of fig. 2 at B, which is convenient for maintenance.

Fig. 4 is an enlarged view of a portion of the stamping die of fig. 2 at C for easy maintenance according to the present utility model.

Fig. 5 is a schematic diagram of a split structure of the stamping die of fig. 1 at D, which is convenient for maintenance.

Fig. 6 is a schematic view showing the internal detail structure of the stamping die for easy maintenance at the position E in fig. 5 according to the present utility model.

Fig. 7 is a schematic view showing the internal detail structure of the stamping die of fig. 5 at F, which is convenient for maintenance.

In the figure: 1. a base; 101. a positioning rod; 102. a threaded hole; 2. a cross plate; 201. externally connecting a hydraulic rod; 3. pressing down a rod; 301. an L-shaped groove; 302. a clamping hole; 310. bevel angle; 4. an upper punching block; 5. an inner tank A; 501. a protruding rod; 502. a spring A; 6. a circular groove; 601. a positioning groove; 602. a spherical groove; 7. a lower punching plate; 701. a positioning plate; 710. an inner tank B; 711. ball blocks; 712. and a spring B.

Detailed Description

The utility model is further described in connection with the following detailed description, in order to make the technical means, the creation characteristics, the achievement of the purpose and the effect of the utility model easy to understand.

As shown in fig. 1-4, a stamping die convenient for maintenance comprises a base 1, four corners of the upper surface of the base 1 are respectively connected with a positioning rod 101 for ensuring the vertical movement stability of a cross plate 2 in a threaded manner, four ends of the cross plate 2 are slidably connected outside the positioning rod 101, the top of the cross plate 2 is arranged at the bottom of a secondary rod end of an external hydraulic rod 201, the bottom of the cross plate 2 is fixedly connected with a lower pressure rod 3, the front end and the rear end of the inner wall of the lower pressure rod 3 are respectively provided with an L-shaped groove 301 for facilitating the installation and the disassembly of an upper stamping block 4, the short side end of the L-shaped groove 301 is provided with a clamping hole 302, the front end and the rear end of the outer wall of the upper stamping block 4 are respectively elastically connected with a convex rod 501, the convex rod 501 can be clamped in the clamping hole 302, an inner groove A5 for retracting the convex rod 501 upwards towards the inside of the stamping block 4 is respectively arranged in the front wall and the rear wall of the upper stamping block 4, a spring A502 for providing thrust for the convex rod 501 is arranged in the inner groove A5 at the rear end of the convex rod 501, the two ends of the L-shaped groove 301 are provided with oblique angles 310 which facilitate the convex rod 501 to enter the L-shaped groove 301, four corners of the upper surface of the base 1 are provided with threaded holes 102 for the positioning rod 101 to be connected with, when the upper punching block 4 needs to be removed for maintenance or replacement, the convex rod 501 is pushed inwards in the inner groove A5 and slightly rotates the upper punching block 4, the convex rod 501 can easily enter the L-shaped groove 301 under the action of the oblique angles 310, the upper punching block 4 can be taken out from the L-shaped groove 301 for maintenance or replacement, the maintained or replaced upper punching block 4 is arranged in the lower pressing rod 3, the convex rod 501 is pushed back into the inner groove A5 again, the convex rod 501 is aligned with the L-shaped groove 301, the upper punching block 4 is pushed upwards and rotated, the convex rod 501 can be clamped in the clamping hole 302 under the action of the spring A502, the upper punching block 4 is installed and fixed more conveniently, likewise, the threaded spacer bar 101 is more convenient to remove, thereby facilitating removal of the cross plate 2 for maintenance.

As shown in fig. 1,5-7, a circular groove 6 for replacing the lower punch plate 7 is formed in the middle of the upper surface of the base 1, positioning grooves 601 for limiting the lower punch plate 7 are formed in the front end and the rear end of the circular groove 6, positioning plates 701 are fixedly connected to the front end and the rear end of the lower punch plate 7, the lower punch plate 7 is fixedly connected in the circular groove 6 through the positioning plates 701 in a rotating manner, a spherical groove 602 for fixing the positioning plates 701 is formed in the top of the positioning grooves 601, an inner groove B710 is formed in the positioning plates 701, a ball block 711 is connected in a sliding manner in the inner groove B710, a ball head end of the ball head block 711 extends to the outer part of the positioning plates 701, springs B712 for providing thrust for the ball head block 711 are mounted in the inner groove B710 at the bottom of the ball head block 711, the ball head block 711 is clamped in the spherical groove 602, when the lower punch plate 7 is required to be maintained or replaced, the ball head block 711 is directly rotated in the inner groove B710 under the action of external force, the ball head block 711 is extruded in the inner groove B710, the positioning plates 601 are separated from the positioning plates 701, and the ball block 711 are completely removed from the positioning plates 701 and the positioning blocks are completely pressed down by the positioning blocks through the corresponding springs B712, and the positioning blocks are completely removed by the action of the positioning blocks, and the positioning blocks are simply and the positioning blocks are completely removed.

It should be noted that, the utility model is a stamping die convenient for maintenance, when in operation, the upper stamping block 4 needs to be removed for maintenance or replacement, the protruding rod 501 is pushed inwards to the inner groove A5, and the upper stamping block 4 is slightly rotated, the protruding rod 501 can easily enter into the L-shaped groove 301 under the action of the bevel angle 310, and can be taken out of the L-shaped groove 301 for maintenance or replacement, the upper stamping block 4 which is maintained or replaced is installed in the lower pressing rod 3, the protruding rod 501 is pushed back into the inner groove A5 again, the protruding rod 501 is aligned with the L-shaped groove 301, the protruding rod 501 is pushed upwards and rotated, the protruding rod 501 can be clamped in the clamping hole 302 under the action of the spring a502, the installation and the fixation of the upper stamping block 4 are completed, and the positioning rod 101 which is in threaded connection is also more convenient for removal, thereby the cross plate 2 is more convenient for maintenance, the lower stamping plate 7 needs to be removed for maintenance or replacement, the lower stamping plate 7 is directly rotated under the action of external force, the ball head block is extruded into the ball head 711, the ball head B is separated from the inner groove 710, the positioning plate 601 is also pulled out of the positioning groove 601, and the positioning plate is positioned in the groove 601 is also is completed through the positioning groove 601, and the positioning plate is simply aligned with the positioning groove 601 is completed, and the positioning plate is positioned in the positioning groove is positioned by the positioning groove 601B is also is moved.

The foregoing has shown and described the basic principles and main features of the present utility model and the advantages of the present utility model. It will be understood by those skilled in the art that the present utility model is not limited to the embodiments described above, and that the above embodiments and descriptions are merely illustrative of the principles of the present utility model, and various changes and modifications may be made without departing from the spirit and scope of the utility model, which is defined in the appended claims. The scope of the utility model is defined by the appended claims and equivalents thereof.

Claims (5)

1. Stamping die convenient to maintain, including base (1), its characterized in that: the four corners of the upper surface of the base (1) are respectively connected with a positioning rod (101) for ensuring the vertical movement stability of the cross plate (2) in a threaded manner, four ends of the cross plate (2) are slidably connected outside the positioning rods (101), the top of the cross plate (2) is arranged at the bottom of the auxiliary rod end of the external hydraulic rod (201), the bottom of the cross plate (2) is fixedly connected with a lower pressure rod (3), the front end and the rear end of the inner wall of the lower pressure rod (3) are respectively provided with an L-shaped groove (301) for facilitating the installation and the disassembly of the upper punching block (4), the L-shaped groove (301) short side end has seted up block hole (302), all elastic connection has protruding pole (501) around last punch block (4) outer wall, and protruding pole (501) block in block hole (302), interior groove A (5) that supply protruding pole (501) to retract in upwards punch block (4) are all seted up to wall around last punch block (4), and install in protruding pole (501) rear end inside groove A (5) for protruding pole (501) provides spring A (502) of thrust.

2. The stamping die convenient for maintenance according to claim 1, wherein: both ends of the L-shaped groove (301) are provided with bevel angles (310) which are convenient for the convex rods (501) to enter the L-shaped groove (301).

3. The stamping die convenient for maintenance according to claim 1, wherein: screw holes (102) for the positioning rods (101) to be connected with are formed in four corners of the upper surface of the base (1).

4. The stamping die convenient for maintenance according to claim 1, wherein: round slots (6) for conveniently replacing lower stamping plates (7) are formed in the middle of the upper surface of the base (1), positioning slots (601) for limiting the lower stamping plates (7) are formed in the front end and the rear end of each round slot (6), positioning plates (701) are fixedly connected to the front end and the rear end of each lower stamping plate (7), and the lower stamping plates (7) are fixedly connected in the round slots (6) through the positioning plates (701) in a rotary mode.

5. The stamping die convenient to maintain according to claim 4, wherein: the ball groove (602) fixed to the locating plate (701) is formed in the inner top of the locating groove (601), the inner groove B (710) is formed in the locating plate (701), the ball block (711) is connected to the inner groove B (710) in a sliding mode, the ball end of the ball block (711) extends to the outer portion of the locating plate (701), the spring B (712) for providing thrust for the ball block (711) is arranged in the inner groove B (710) at the bottom of the ball block (711), and the ball block (711) is clamped in the ball groove (602) through the spring B (712).