CN209736434U - Three-hole stamping die for hardware machining - Google Patents

Abstract

The utility model relates to a three hole stamping die for hardware processing, it includes the cover half seat, movable die holder and push rod set up above the cover half seat, be provided with matrix plate and die on the cover half seat, the side locating slot has been seted up to the left and right sides symmetry of die, the upper surface has been seted up the upper locating slot, side punching hole has been seted up respectively in side locating slot and the upper locating slot, the upper punch hole, the bottom of movable die holder corresponds the position department vertical upper punch hole that is provided with in the upper punch hole, the bilateral symmetry that corresponds with side punching hole on the cover half seat is provided with the slide, the inner wall of slide is equipped with the spout along the horizontal direction and the inslot sliding fit has the lower slider, one side that the lower slider is close to the die is fixed and is provided with the side guide; side punching holes and upper punching holes are respectively formed in the two side walls and the upper surface of the female die, and the punching forming of three workpieces can be completed in one action process by pushing the upper male die and the side male die, so that the production efficiency is greatly improved.

Description

Three-hole stamping die for hardware machining

Technical Field

The utility model relates to a stamping die field especially relates to a three hole stamping die for hardware processing.

Background

In stamping production, generally, a cantilever type stamping die is used, a female die of the die is horizontally arranged, raw materials to be stamped are placed on the female die, a vertical male die moves downwards under the driving of a press machine to complete stamping forming, the existing cantilever type stamping die can only stamp one workpiece once, then the raw materials are fed to stamp another workpiece again, the female die and the male die need to be replaced again when workpieces of different types are stamped, the mounting process is time-consuming and labor-consuming, and repeated positioning is needed, so that the production efficiency is low.

SUMMERY OF THE UTILITY MODEL

To the problem that above-mentioned prior art exists, the utility model provides a three hole stamping die for hardware processing punches a hole, punches a hole on, through seting up the side respectively at the both sides wall of die and upper surface to can realize the stamping forming that three kinds of work pieces were accomplished to action process once through promoting terrace die and side terrace die, improved production efficiency greatly.

In order to realize the above purpose, the utility model discloses a technical scheme be: a three hole stamping die for hardware processing, it includes the die holder 1, sets up the movable die holder 18 and the fixed push rod 15 that sets up in movable die holder 18 upper end above the die holder 1, be provided with matrix plate 19 and die 5 on the die holder 1, die 5 is fixed in on the die holder 1 through matrix plate 19, side constant head tank 20 has been seted up to the side symmetry about die 5, last constant head tank 23 has been seted up to the upper surface, side constant head tank 20 and last constant head tank 23 have respectively been seted up side punch 21, go up punch 22, the bottom of movable die holder 18 is in the vertical last terrace die 16 that is provided with of the corresponding position department of last punch 22, the bilateral symmetry that corresponds with side punch 21 on the die holder 1 is provided with slide 2, the inner wall of slide 2 is equipped with spout and inslot sliding fit has lower slider 3 along the horizontal direction, slide 3 is close to one side fixed side pressure plate 7 that is provided with of die, and a side male die 6 is horizontally arranged on the side pressure plate 7 at the position corresponding to the side punching hole 21.

Preferably, the upper surface of lower slider 3 is provided with the inclined plane, 18 both ends of sliding die holder are fixed respectively with the position that lower slider 3 corresponds and are provided with slider 12, the lower terminal surface of slider 12 and the inclined plane phase-match on the lower slider 3, the outside of lower slider 3 is provided with the base 4 that resets with slide 2 fixed coordination, alternate on the base 4 that resets and sliding fit have with lower slider 3 fixed connection's slide bar 9 that resets, the cover is equipped with reset spring 10 on the slide bar 9 that resets, and the right-hand member that resets slide bar 9 is provided with through the screw rod is fixed with the spacing seat of reset spring 10 complex spring 11.

Preferably, an upper pressure plate 17 which is in plug fit with the upper punch 16 is arranged below the movable die holder 18, a buffer spring 14 is connected between the upper pressure plate 17 and the movable die holder 18, and buffer slide rods 13 which are inserted into the movable die holder 18 and are in sliding fit are symmetrically arranged on the upper pressure plate 17.

Preferably, the bottom of the female die 5 is vertically provided with a discharge hole communicated with the upper punch hole 22 and the side punch hole 21.

Drawings

Fig. 1 is a schematic perspective view of the present invention.

Fig. 2 is a top view of the present invention.

Fig. 3 is a side view of the present invention.

Fig. 4 is a sectional view taken along the line a-a in fig. 3.

Fig. 5 is a schematic structural view of the female mold.

The text labels shown in the figures are represented as: 1. fixing a die holder; 2. a slide base; 3. a lower slide block; 4. resetting the base; 5. a female die; 6. a side male die; 7. side pressing plates; 9. resetting the sliding rod; 10. a return spring; 11. a spring limiting seat; 12. an upper slide block; 13. buffering the sliding rod; 14. a buffer spring; 15. a push rod; 16. an upper male die; 17. an upper pressure plate; 18. a movable die holder; 19. fixing a female die plate; 20. a side positioning groove; 21. side punching; 22. punching the upper part; 23. and (4) positioning the groove.

Detailed Description

In order to make the technical solution of the present invention better understood, the present invention is described in detail below with reference to the accompanying drawings, and the description of the present invention is only exemplary and explanatory, and should not be construed as limiting the scope of the present invention.

As shown in fig. 1-5, the structure of the present invention is: a three hole stamping die for hardware processing, it includes the die holder 1, sets up the movable die holder 18 and the fixed push rod 15 that sets up in movable die holder 18 upper end above the die holder 1, be provided with matrix plate 19 and die 5 on the die holder 1, die 5 is fixed in on the die holder 1 through matrix plate 19, side constant head tank 20 has been seted up to the side symmetry about die 5, last constant head tank 23 has been seted up to the upper surface, side constant head tank 20 and last constant head tank 23 have respectively been seted up side punch 21, go up punch 22, the bottom of movable die holder 18 is in the vertical last terrace die 16 that is provided with of the corresponding position department of last punch 22, the bilateral symmetry that corresponds with side punch 21 on the die holder 1 is provided with slide 2, the inner wall of slide 2 is equipped with spout and inslot sliding fit has lower slider 3 along the horizontal direction, slide 3 is close to one side fixed side pressure plate 7 that is provided with of die, the side punch 6 is horizontally arranged at the position, corresponding to the side punching hole 21, of the side plate 7, the side punching hole 21 and the upper punching hole 22 are respectively formed in the two side walls and the upper surface of the female die, and the punching forming of three workpieces can be completed in one action process by pushing the upper punch 16 and the side punch 6, so that the production efficiency is greatly improved.

As shown in fig. 4, the upper surface of the lower slider 3 is provided with an inclined plane, the two ends of the movable die holder 18 are respectively and fixedly provided with an upper slider 12 at a position corresponding to the lower slider 3, the lower end surface of the upper slider 12 is matched with the inclined plane on the lower slider 3, the outer side of the lower slider 3 is provided with a reset base 4 fixedly matched with the slide carriage 2, a reset slide rod 9 fixedly connected with the lower slider 3 is inserted and slidably matched on the reset base 4, a reset spring 10 is sleeved on the reset slide rod 9, the right end of the reset slide rod 9 is fixedly provided with a spring limit seat 11 matched with the reset spring 10 through a screw, the movable die holder 18 moves downwards under the driving of a press through a push rod 15, so that the upper slider 12 is slidably matched with the inclined plane of the lower slider 3, the lower sliders 3 at the two sides can simultaneously move towards the middle level, and the stamping at the two sides of the female, then when the movable die base 18 moves upwards, the lower sliding blocks 3 on the two sides are automatically reset through the reset springs 10, the secondary punching is convenient, and the production efficiency is improved.

As shown in fig. 4, an upper press plate 17 in plug fit with the upper punch 16 is arranged below the movable die holder 18, a buffer spring 14 is connected between the upper press plate 17 and the movable die holder 18, buffer slide rods 13 which are inserted into the movable die holder 18 and are in sliding fit with the movable die holder 18 are symmetrically arranged on the upper press plate 17, and when the movable die holder 18 moves downwards, the upper press plate 17 compresses the workpiece under the action of the buffer spring 14, so as to ensure the positioning accuracy of the workpiece.

As shown in fig. 4, the bottom of the female die 5 is vertically provided with a discharge hole communicated with the upper punch hole 22 and the side punch hole 21, and the diameter of the discharge hole is larger than that of the upper punch hole, which is beneficial to the falling of the product.

When the punching die is used specifically, three groups of material belts are respectively placed in the side positioning grooves 20 and the upper positioning grooves 23 on the female die 5 and are pulled by the material belt traction wheels, then the press machine is started, the movable die holder 18 moves downwards under the driving of the press machine through the push rod 15, the upper pressing plate 17 is pressed with the upper side face of the female die 5, the impact force on the female die 5 is reduced under the action of the buffer spring 14 and the buffer slide rod 13, and then the punching on the upper side of the female die 5 is completed through the upper male die 16; when the movable mold base 18 descends, the upper slide block 12 is in slide fit with the inclined plane of the lower slide block 3, the lower slide blocks 3 on two sides can simultaneously move horizontally to the middle, the punching on two sides of the female mold 5 is simultaneously completed through the side male mold 6, then the movable mold base 18 ascends after reaching a lower dead point, the lower slide blocks 3 on two sides automatically return to the initial positions under the action of the reset spring 10, the reset base 4, the reset slide rod 9 and the spring limiting seat 11, the next punching action is waited, the punching is conveniently carried out again, and the production efficiency is improved.

It should be noted that, in this document, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus.

The principle and the implementation of the present invention have been explained by using specific examples, the description of the above examples is only used to help understand the method and the core idea of the present invention, the above description is only the preferred implementation of the present invention, it should be pointed out that there is an infinite specific structure objectively due to the limited character expression, and for those skilled in the art, without departing from the principle of the present invention, several improvements, decorations or changes can be made, and the above technical features can be combined in a proper manner; the application of these modifications, variations or combinations, or the application of the concepts and solutions of the present invention in other contexts without modification, is not intended to be considered as a limitation of the present invention.

Claims (4)

1. The utility model provides a three hole stamping die for hardware processing, it includes die holder (1), sets up and moves die holder (18) and fixed push rod (15) that set up in moving die holder (18) upper end in die holder (1) top, its characterized in that: the die is characterized in that a die fixing plate (19) and a die (5) are arranged on the die holder (1), the die (5) is fixed on the die holder (1) through the die fixing plate (19), side positioning grooves (20) and upper positioning grooves (23) are symmetrically formed in the left side surface and the right side surface of the die (5), side punched holes (21) and upper punched holes (22) are respectively formed in the side positioning grooves (20) and the upper positioning grooves (23), an upper male die (16) is vertically arranged at the position, corresponding to the upper punched holes (22), of the bottom of the movable die holder (18), a sliding seat (2) is symmetrically arranged on the two sides of the die holder (1) corresponding to the side punched holes (21), a sliding groove is formed in the inner wall of the sliding seat (2) in the horizontal direction, a lower sliding block (3) is in sliding fit with the sliding groove, and a side pressing plate (7) is fixedly, and a side male die (6) is horizontally arranged on the side pressure plate (7) at the position corresponding to the side punching hole (21).

2. The three-hole stamping die for hardware processing as claimed in claim 1, wherein: the upper surface of lower slider (3) is provided with the inclined plane, the position that moves die holder (18) both ends and lower slider (3) and correspond is fixed respectively and is provided with slider (12), the lower terminal surface of slider (12) and the inclined plane phase-match on lower slider (3), the outside of slider (3) is provided with and resets base (4) with slide (2) fixed fit down, it has and slides slide bar (9) that resets with lower slider (3) fixed connection to alternate and sliding fit on base (4) resets, the cover is equipped with reset spring (10) on slide bar (9) resets, and the right-hand member that resets slide bar (9) is provided with through the screw rod is fixed with reset spring (10) complex spacing seat (11).

3. The three-hole stamping die for hardware processing as claimed in claim 2, wherein: an upper pressing plate (17) matched with the upper punch (16) in an inserting and sleeving manner is arranged below the movable die holder (18), a buffer spring (14) is connected between the upper pressing plate (17) and the movable die holder (18), and buffer sliding rods (13) which are inserted into the movable die holder (18) and are in sliding fit are symmetrically arranged on the upper pressing plate (17).

4. The three-hole stamping die for hardware processing as claimed in claim 1, wherein: and the bottom of the female die (5) is vertically provided with a discharge hole communicated with the upper punched hole (22) and the side punched hole (21).