CN217964368U

CN217964368U - Precision stamping die with buffer structure

Info

Publication number: CN217964368U
Application number: CN202221674318.4U
Authority: CN
Inventors: 臧海天; 柏广荣; 周诗惠
Original assignee: Nanjing Jinning Tooling Co ltd
Current assignee: Nanjing Jinning Tooling Co ltd
Priority date: 2022-06-30
Filing date: 2022-06-30
Publication date: 2022-12-06
Anticipated expiration: 2032-06-30

Abstract

The utility model discloses an accurate stamping die with buffer structure, including base, connecting plate, last mould and bed die, the four corners of base upper end all is equipped with the pole setting, the upper end of pole setting is equipped with the roof, the lower extreme of roof is equipped with the press, the lower extreme of press is equipped with the lifter plate, the lower extreme of lifter plate is equipped with the attenuator I of mutual disposition, the lower extreme of attenuator I is equipped with the flat board, dull and stereotyped upper end is equipped with the spring I of being connected with the lifter plate of being no less than one, be equipped with the recess in the base, both sides in the recess all are equipped with the riser of mutual disposition, both sides mutual disposition all be equipped with the slide bar between the riser, the slide bar is gone up to slide and has been cup jointed slider two, the both sides of slider two all are equipped with the spring three of encircleing at slide bar border and being connected with the riser. Compared with the prior art, the utility model the advantage lie in: the buffer structure can prevent the upper die and the lower die from being damaged due to large impact force during stamping.

Description

Precision stamping die with buffer structure

Technical Field

The utility model relates to a stamping die technical field specifically indicates an accurate stamping die with buffer structure.

Background

The stamping die is a special process device for processing materials into parts in cold stamping, and stamping is a pressure processing method for applying pressure to the materials by utilizing a die arranged on a press machine at room temperature to enable the materials to generate separation or plastic deformation so as to obtain the required parts.

SUMMERY OF THE UTILITY MODEL

The to-be-solved technical problem of the utility model is to overcome above technical defect, provide an accurate stamping die with buffer structure, have buffer structure and cause the damage because the impact force is great to last mould and bed die when can preventing the punching press.

In order to solve the technical problem, the utility model provides a technical scheme does: a precise stamping die with a buffer structure comprises a base, a connecting plate, an upper die and a lower die, wherein four corners of the upper end of the base are provided with vertical rods, the upper end of each vertical rod is provided with a top plate, the lower end of the top plate is provided with a press machine, the lower end of the press machine is provided with a lifting plate, the lower end of the lifting plate is provided with a damper I which is oppositely arranged, the lower end of the damper I is provided with a flat plate, the upper end of the flat plate is provided with at least one spring I which is connected with the lifting plate, a groove is formed in the base, two sides in the groove are provided with vertical plates which are oppositely arranged, a slide rod is arranged between the vertical plates which are oppositely arranged at two sides, a slide block II is sleeved on the slide rod in a sliding mode, two sides of the slide block II are provided with springs III which are arranged around the periphery of the slide rod and connected with the vertical plates, the two sides of the second sliding block are respectively provided with a rotating rod in a rotating mode, the two sides of the rotating rod are arranged oppositely, the upper end of the rotating rod is hinged to the connecting plate, a third damper connected with the connecting plate is arranged in the groove, the upper end of the connecting plate is provided with a sliding barrel arranged oppositely, a sliding cavity is arranged in the sliding barrel, a first sliding block is arranged in the sliding cavity, a second spring connected with the connecting plate is arranged at the lower end of the first sliding block, a straight rod penetrating through the sliding barrel is arranged at the upper end of the straight rod, a fixing plate is arranged at the upper end of the straight rod, two sides of the fixing plate are respectively provided with a flat plate, a second damper connected with the flat plate is arranged at the upper end of the connecting plate, threaded grooves are formed in the flat plate, and threaded columns matched with the threaded grooves are arranged at one ends of the upper die and the lower die.

Compared with the prior art, the utility model the advantage lie in: the upper die and the lower die are respectively arranged on flat plates above and below, the damper I is matched with the spring I to provide a buffering effect for the upper die, and the spring II, the spring III, the damper II, the damper III, the slider I, the slider II, the sliding rod, the rotating rod, the connecting plate, the straight rod and the fixing plate are matched to provide a buffering effect for the lower die, so that the upper die and the lower die are prevented from being damaged due to the fact that the impact force between the upper die and the lower die is large during stamping.

As a modification, the first spring is provided with three springs.

As an improvement, the surface of the sliding rod is made of smooth materials, and the friction force between the sliding rod and the second sliding block can be reduced.

As the improvement, all welded connections between pole setting and base and the roof can improve the stability of being connected between pole setting and base and the roof.

As an improvement, the vertical plate is in welded connection with the inner wall of the groove, so that the connection stability between the vertical plate and the inner wall of the groove can be improved.

As an improvement, the inner wall of the sliding cavity and the surface of the first sliding block are both made of smooth materials, and the friction force between the sliding cavity and the first sliding block can be reduced.

Drawings

Fig. 1 is a front sectional view of the precision stamping die with a buffer structure of the present invention.

Fig. 2 is a front view of the precision stamping die with a buffer structure according to the present invention.

Fig. 3 is an enlarged view of a position a of the precision stamping die with a buffer structure according to the present invention.

Fig. 4 is an enlarged view of the position B of the precision stamping die with the buffering structure according to the present invention.

As shown in the figure: 1. a base; 2. erecting a rod; 3. a top plate; 4. a press machine; 5. a lifting plate; 6. a first spring; 7. a first damper; 8. a flat plate; 9. a threaded post; 10. a thread groove; 11. an upper die; 12. a lower die; 13. a second damper; 14. a third damper; 15. a groove; 16. a connecting plate; 17. a slide cylinder; 18. a slide chamber; 19. a second spring; 20. a first sliding block; 21. a straight rod; 22. a fixing plate; 23. a vertical plate; 24. a slide bar; 25. a third spring; 26. a second sliding block; 27. a rotating rod.

Detailed Description

The present invention will be described in further detail with reference to the accompanying drawings.

A precision stamping die with a buffer structure comprises a base 1, a connecting plate 16, an upper die 11 and a lower die 12, wherein upright rods 2 are arranged at four corners of the upper end of the base 1, a top plate 3 is arranged at the upper end of each upright rod 2, the upright rods 2 are connected with the base 1 and the top plate 3 in a welding manner, the connection stability between the upright rods 2 and the base 1 and the top plate 3 can be improved, a press machine 4 is arranged at the lower end of the top plate 3, a lifting plate 5 is arranged at the lower end of the press machine 4, dampers 7 which are oppositely arranged are arranged at the lower end of the lifting plate 5, a flat plate 8 is arranged at the lower end of each damper 7, at least one spring 6 connected with the lifting plate 5 is arranged at the upper end of each flat plate 8, three springs 6 are arranged, a groove 15 is formed in the base 1, and vertical plates 23 which are oppositely arranged are arranged on two sides in the groove 15, the vertical plate 23 is welded with the inner wall of the groove 15, so that the connection stability between the vertical plate 23 and the inner wall of the groove 15 can be improved, a sliding rod 24 is arranged between the vertical plates 23 which are oppositely arranged on two sides, a sliding block II 26 is sleeved on the sliding rod 24 in a sliding manner, the surface of the sliding rod 24 is made of a smooth material, so that the friction force between the sliding rod 24 and the sliding block II 26 can be reduced, a spring III 25 which surrounds the periphery of the sliding rod 24 and is connected with the vertical plate 23 is arranged on each of two sides of the sliding block II 26, a rotating rod 27 is rotatably arranged on each of two sides of the sliding block II 26, the upper end of the rotating rod 27 which is oppositely arranged on each of two sides is hinged with the connecting plate 16, a damper III 14 connected with the connecting plate 16 is arranged in the groove 15, a sliding cylinder 17 which is oppositely arranged is arranged on the upper end of the connecting plate 16, a sliding cavity 18 is arranged in the sliding cavity 18, and a sliding block I20 is arranged in the sliding cavity 18, the inner wall of the sliding cavity 18 and the surface of the first sliding block 20 are made of smooth materials, friction force between the sliding cavity 18 and the first sliding block 20 can be reduced, a second spring 19 connected with the connecting plate 16 is arranged at the lower end of the first sliding block 20, a straight rod 21 penetrating through the sliding barrel 17 is arranged at the upper end of the first sliding block 20, a fixing plate 22 and two sides are arranged at the upper end of the fixing plate 22, a flat plate 8 is arranged at the upper end of the fixing plate 22, a second damper 13 connected with the flat plate 8 is arranged at the upper end of the connecting plate 16, a thread groove 10 is formed in each of the upper flat plate 8 and the lower flat plate 8, and a thread column 9 matched with the thread groove 10 is arranged at one end of the upper die 11 and one end of the lower die 12.

When the utility model is implemented, in use, the upper die and the lower die are respectively arranged on the flat plate positioned above and the flat plate positioned below, specifically, the threaded columns at one end of the upper die and one end of the lower die are aligned with the threaded grooves to rotate and screw down, then the press is started, specifically, the press is opened, the press is started to drive the upper die to move downwards quickly, the upper die and the lower die are matched to press parts, when impact force is generated between the upper die and the lower die, the first spring is compressed, the impact force applied to the flat plate positioned above can be buffered by the first spring which is matched with the damper, so that the impact force applied to the upper die is buffered, when the lower die is applied with the impact force, the lower die can vibrate to drive the flat plate positioned below, the flat plate vibrates to drive the fixed plate and the straight rod, the straight rod drives the first slider to move in the sliding cavity, the second spring is compressed at the moment, the elastic force of the second spring can buffer the movement of the first slider, the connecting plate can also vibrate at the moment, the connecting plate can drive the rotating rod with the lower ends arranged oppositely to rotate, the second slider can slide on the sliding rod under the action of the rotating rod, the second slider can drive the third springs on two sides to stretch or compress, the third springs on two sides can buffer the sliding of the second slider by the tensile force or the elastic force of the second slider, so that the rotation of the rotating rod is buffered, and the vibration of the connecting plate can be buffered.

The present invention and the embodiments thereof have been described above, but the description is not limited thereto, and the embodiment shown in the drawings is only one of the embodiments of the present invention, and the actual structure is not limited thereto. In summary, it should be understood that those skilled in the art should also understand the scope of the present invention without inventively designing the similar structure and embodiments of the present invention without departing from the spirit of the present invention.

Claims

1. The utility model provides a precision stamping die with buffer structure which characterized in that: the device comprises a base (1), a connecting plate (16), an upper die (11) and a lower die (12), wherein four corners of the upper end of the base (1) are respectively provided with a vertical rod (2), the upper end of the vertical rod (2) is provided with a top plate (3), the lower end of the top plate (3) is provided with a press machine (4), the lower end of the press machine (4) is provided with a lifting plate (5), the lower end of the lifting plate (5) is provided with a first damper (7) which are oppositely arranged, the lower end of the first damper (7) is provided with a flat plate (8), the upper end of the flat plate (8) is provided with at least one first spring (6) which is connected with the lifting plate (5), a groove (15) is formed in the base (1), two sides in the groove (15) are respectively provided with vertical plates (23) which are oppositely arranged, two sides are oppositely arranged, a sliding rod (24) is arranged between the vertical plates (23), a second sliding block (26) is slidably sleeved on the sliding rod (24), two sides of the second block (26) are respectively provided with a third spring (25) which is encircled on the periphery of the sliding rod (24) and connected with the vertical plate (23), two sides of the sliding rod (27) are respectively hinged with the connecting plate (16), and two sides of the connecting plate (14), and the connecting plate (14) are provided with the rotating rotary rod (16), the upper end of connecting plate (16) is equipped with sliding barrel (17) of mutual disposition, be equipped with smooth chamber (18) in sliding barrel (17), be equipped with slider (20) in smooth chamber (18), the lower extreme of slider (20) is equipped with spring two (19) of being connected with connecting plate (16), and the upper end is equipped with straight-bar (21) that runs through sliding barrel (17), the upper end of straight-bar (21) is equipped with fixed plate (22), both sides the upper end of fixed plate (22) all is equipped with dull and stereotyped (8), the upper end of connecting plate (16) is equipped with damper two (13) of being connected with dull and stereotyped (8), two from top to bottom all be equipped with thread groove (10) in dull and stereotyped (8), the one end of going up mould (11) and lower mould (12) all is equipped with thread post (9) with thread groove (10) complex.

2. The precision press-forming die with the cushion structure according to claim 1, wherein: the number of the first springs (6) is three.

3. The precision press-forming die with the cushion structure according to claim 1, wherein: the surface of the sliding rod (24) is made of smooth materials.

4. The precision press-die with a cushion structure according to claim 1, wherein: the upright rod (2) is connected with the base (1) and the top plate (3) in a welding manner.

5. The precision press-die with a cushion structure according to claim 1, wherein: the vertical plate (23) is connected with the inner wall of the groove (15) in a welding manner.

6. The precision press-die with a cushion structure according to claim 1, wherein: the inner wall of the sliding cavity (18) and the surface of the first sliding block (20) are both made of smooth materials.