CN215090182U

CN215090182U - Metal stamping die convenient to change drift

Info

Publication number: CN215090182U
Application number: CN202120908707.8U
Authority: CN
Inventors: 陈士良
Original assignee: Kunshan Duoshide Precision Mould Co ltd
Current assignee: Kunshan Duoshide Precision Mould Co ltd
Priority date: 2021-04-29
Filing date: 2021-04-29
Publication date: 2021-12-10
Anticipated expiration: 2031-04-29

Abstract

The utility model discloses a metal stamping die convenient to change drift, including the die holder, the both sides of die holder inner wall all are provided with bar draw-in groove one, the inside card of bar draw-in groove one has cardboard two, the up end fixed mounting of cardboard two has circular stopper two, the top of cardboard two is provided with the bed die, the intermediate position of bed die bottom face is provided with circular spacing hole two, the centre of bed die top face is provided with the jet-bedding, the equal fixed mounting in four end angles of die holder up end has the guide post, the top of guide post is provided with the upper die base. The utility model discloses a be provided with cardboard one and cardboard two, be convenient for directly take off drift and bed die from the surface of upper die base and die holder, simultaneously through setting up circular stopper one, circular spacing hole two and circular stopper two, make bed die and drift can guarantee that the center aligns, be convenient for change different bed die or drift.

Description

Metal stamping die convenient to change drift

Technical Field

The utility model relates to a stamping process technical field specifically is a metal stamping die convenient to change drift.

Background

The stamping is a forming method in which a press and a die are used to apply external force to a plate, a strip, a pipe, a profile, etc. to cause plastic deformation or separation, thereby obtaining a workpiece (stamped part) of a desired shape and size. Stamping and forging are plastic working (or called pressure working), and are called forging and pressing. The stamped blanks are mainly hot and cold rolled steel sheets and strips. In the world, 60-70% of steel materials are plates, and most of the plates are punched to form finished products. The die used for stamping is called stamping die, and is called stamping die for short. A die is a special tool for batch processing of material (metallic or non-metallic) into the desired punches. The stamping die is of great importance in stamping, and batch stamping production is difficult to carry out without the stamping die meeting the requirements; without an advanced die, an advanced stamping process cannot be achieved. The three elements of the stamping process, the die, the stamping equipment and the stamping material form the stamping processing, and the stamping part can be obtained only by combining the three elements.

However, the punch of the existing metal stamping die is usually fixed by bolts, the assembling and disassembling process is complicated and not convenient enough, and when the punch needs to be replaced, the punch needs to be replaced for a long time, so that the working efficiency is affected; therefore, the existing requirements are not met, and a metal stamping die convenient for replacing a punch is provided for the requirements.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a metal stamping die convenient to change drift to the drift of solving the current metal stamping die that proposes in the above-mentioned background art adopts the bolt to fix usually, and the dismouting process is loaded down with trivial details, and is convenient inadequately, when needing to be changed the drift, needs longer time to change, influences work efficiency scheduling problem.

In order to achieve the above object, the utility model provides a following technical scheme: a metal stamping die convenient for replacing a punch comprises a lower die base, wherein strip-shaped clamping grooves I are formed in two sides of the inner wall of the lower die base, clamping plates II are clamped inside the strip-shaped clamping grooves I, circular limiting blocks II are fixedly installed on the upper end faces of the clamping plates II, a lower die is arranged above the clamping plates II, a circular limiting hole II is formed in the middle of the bottom end face of the lower die, a stamping groove is formed in the middle of the top end face of the lower die, guide columns are fixedly installed at four end corners of the upper end face of the lower die base, an upper die base is arranged at the top ends of the guide columns, strip-shaped clamping grooves II are formed in two sides of the inner wall of the upper die base, strip-shaped clamping grooves III are formed below the strip-shaped clamping grooves II, a clamping plate I is clamped inside the strip-shaped clamping grooves II, a circular limiting block I is fixedly installed on the bottom end face of the clamping plate I, and a punch is arranged below the clamping plate I, the middle position of the top end face of the punch is provided with a first circular limiting hole, and two movable plates are clamped inside the third strip-shaped clamping groove.

Preferably, the first clamping plate and the first circular limiting block are of an integrally formed structure, the second circular limiting block and the second clamping plate are of an integrally formed structure, and the circle centers of the first circular limiting block and the second circular limiting block and the geometric centers of the lower die base and the lower die base are located on the same vertical line.

Preferably, the outer surface of the first clamping plate is clamped in the inner wall of the first strip-shaped clamping groove, and the outer surface of the first clamping plate is clamped in the inner wall of the second strip-shaped clamping groove.

Preferably, rectangular clamping plates are arranged at two ends of the movable plate, the top ends of the rectangular clamping plates are clamped in the inner walls of the strip-shaped clamping grooves III, and the bottom end face of the inner side of the movable plate is attached to the outer surface of the top end of the punch.

Preferably, the outer surface of the first circular limiting block is clamped in the inner wall of the first circular limiting hole, the outer surface of the second circular limiting block is clamped in the inner wall of the second circular limiting hole, and the outer surface of the punch is clamped in the inner wall of the punching groove.

Preferably, the upper end face of the lower die base is provided with a frame-shaped positioning strip, and the bottom end face of the upper die base is provided with a frame-shaped positioning groove.

Compared with the prior art, the beneficial effects of the utility model are that: this metal stamping die convenient to change drift through being provided with cardboard one and cardboard two, is convenient for directly take off drift and bed die from the surface of upper die base and die holder, simultaneously through setting up circular stopper one, circular spacing hole two and circular stopper two, makes bed die and drift can guarantee that the center aligns, is convenient for change different bed die or drift.

Drawings

Fig. 1 is a schematic overall structure diagram of the present invention;

FIG. 2 is a schematic sectional view of the die holder of the present invention;

fig. 3 is a schematic structural view of the punch fixing device of the present invention;

fig. 4 is a schematic structural view of the lower mold of the present invention.

In the figure: 1. a lower die holder; 2. an upper die holder; 3. a guide post; 4. a lower die; 5. a punch; 6. a strip-shaped clamping groove I; 7. a strip-shaped clamping groove II; 8. a strip-shaped clamping groove III; 9. a first clamping plate; 10. a first circular limiting block; 11. a movable plate; 12. a first circular limiting hole; 13. a second round limiting hole; 14. a second circular limiting block; 15. a second clamping plate; 16. and (6) punching a groove.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

Referring to fig. 1-4, the present invention provides a technical solution: a metal stamping die convenient for replacing a punch comprises a lower die base 1, wherein strip-shaped clamping grooves I6 are respectively arranged on two sides of the inner wall of the lower die base 1, clamping plates II 15 are clamped inside the strip-shaped clamping grooves I6, circular limiting blocks II 14 are fixedly arranged on the upper end faces of the clamping plates II 15, a lower die 4 is arranged above the clamping plates II 15, a circular limiting hole II 13 is arranged in the middle of the bottom end face of the lower die 4, a punching groove 16 is arranged in the middle of the top end face of the lower die 4, guide columns 3 are fixedly arranged at four end corners of the upper end face of the lower die base 1, an upper die base 2 is arranged at the top ends of the guide columns 3, strip-shaped clamping grooves II 7 are arranged on two sides of the inner wall of the upper die base 2, strip-shaped clamping grooves III 8 are arranged below the strip-shaped clamping grooves II 7, clamping plates I9 are clamped inside the strip-shaped clamping grooves II 7, circular limiting blocks I10 are fixedly arranged on the bottom end faces of the clamping plates I9, and a punch 5 is arranged below the clamping plates I9, a first round limiting hole 12 is formed in the middle of the top end face of the punch 5, and two movable plates 11 are clamped inside the strip-shaped clamping grooves three 8.

The utility model discloses in: cardboard one 9 and circular stopper one 10 are integrated into one piece structure, and circular stopper two 14 and cardboard two 15 are integrated into one piece structure, and the centre of a circle of circular stopper one 10 and circular stopper two 14 is located same vertical line with the geometric centre of die holder 1 and die holder 1 to can make the center of bed die 4 and drift 5 align, avoid the skew to influence the punching press in bed die 4 and drift 5 position appearance.

The utility model discloses in: the surface card of cardboard two 15 is in the inner wall of bar draw-in groove one 6, and the surface card of cardboard one 9 is in the inner wall of bar draw-in groove two 7, makes cardboard two 15 can be at the inside pull of bar draw-in groove one 6, makes cardboard one 9 can be at the inside pull of bar draw-in groove two 7.

The utility model discloses in: the two ends of the movable plate 11 are provided with rectangular clamping plates, the top ends of the rectangular clamping plates are clamped in the inner walls of the strip-shaped clamping grooves III 8, and the bottom end face of the inner side of the movable plate 11 is attached to the outer surface of the top end of the punch 5, so that the punch 5 is conveniently reinforced and kept stable.

The utility model discloses in: the outer surface card of circular stopper one 10 is in the inner wall of circular spacing hole one 12, the outer surface card of circular stopper two 14 is in the inner wall of circular spacing hole two 13, the outer surface card of drift 5 is in the inner wall of notching 16, make drift 5 can fix a position through circular stopper one 10 and circular spacing hole one 12, make bed die 4 can fix a position through circular spacing hole two 13 and circular stopper two 14 to make drift 5 can aim at notching 16 and block in the centre of notching 16.

The utility model discloses in: the up end of die holder 1 is provided with frame type location strip, and the bottom face of upper die base 2 is provided with frame type constant head tank, further aligns die holder 1 and upper die base 2.

The working principle is as follows: when in use, the lower die 4 is placed above the second clamping plate 15, the second circular limiting block 14 is clamped inside the second circular limiting hole 13, so that the lower die 4 and the second clamping plate 15 are relatively fixed, the second clamping plate 15 is aligned with the first strip-shaped clamping groove 6 and clamped in the first strip-shaped clamping groove 6, thereby fixing the lower die 4 in the middle of the upper end surface of the lower die holder 1, sleeving the first circular limiting hole 12 at the top end of the punch 5 on the outer surface of the first circular limiting block 10 at the bottom end surface of the first clamping plate 9, clamping the first clamping plate 9 in the strip-shaped clamping groove 7 after fixing the punch 5 on the lower end surface of the first clamping plate 9, therefore, the punch 5 is fixed at the middle position of the lower end surface of the upper die holder 2, the positions of the movable plates 11 are adjusted, the two movable plates 11 can be clamped at the two sides of the punch 5, the power supply is started, and the upper die holder 2 is pressed downwards along the guide column 3, so that the punch 5 enters the punching groove 16 for punching.

In summary, the following steps: through being provided with cardboard one 9 and cardboard two 15, be convenient for directly take off drift 5 and bed die 4 from the surface of upper die base 2 and die holder 1, simultaneously through setting up circular stopper one 10, circular spacing hole one 12, circular spacing hole two 13 and circular stopper two 14, make bed die 4 and drift 5 can guarantee that the center aligns, be convenient for change different bed die 4 or drift 5.

It is noted that, herein, relational terms such as first and second, and the like may be used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Also, 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 electrical components presented in the document are all electrically connected with an external master controller and 220V mains, and the master controller can be a conventional known device controlled by a computer or the like.

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 invention, the scope of which is defined in the appended claims and their equivalents.

Claims

1. The utility model provides a metal stamping die convenient to change drift, includes die holder (1), its characterized in that: the die comprises a lower die base (1) and is characterized in that strip-shaped clamping grooves I (6) are arranged on two sides of the inner wall of the lower die base (1), clamping plates II (15) are clamped inside the strip-shaped clamping grooves I (6), a round limiting block II (14) is fixedly arranged on the upper end face of the clamping plate II (15), a lower die (4) is arranged above the clamping plate II (15), a round limiting hole II (13) is arranged in the middle of the bottom end face of the lower die (4), a punching groove (16) is arranged in the middle of the top end face of the lower die (4), guide columns (3) are fixedly arranged at four end corners of the upper end face of the lower die base (1), an upper die base (2) is arranged at the top ends of the guide columns (3), strip-shaped clamping grooves II (7) are arranged on two sides of the inner wall of the upper die base (2), strip-shaped clamping grooves III (8) are arranged below the strip-shaped clamping grooves II (7), and clamping plates I (9) are clamped inside the strip-shaped clamping grooves II (7), the bottom end face of the first clamping plate (9) is fixedly provided with a first circular limiting block (10), a punch (5) is arranged below the first clamping plate (9), a first circular limiting hole (12) is formed in the middle of the top end face of the punch (5), and two movable plates (11) are clamped inside the strip-shaped clamping groove III (8).

2. The metal stamping die facilitating punch replacement as defined in claim 1, wherein: the clamping plate I (9) and the circular limiting block I (10) are of an integrated structure, the circular limiting block II (14) and the clamping plate II (15) are of an integrated structure, and the circle centers of the circular limiting block I (10) and the circular limiting block II (14) and the geometric centers of the lower die holder (1) and the lower die holder (1) are located on the same vertical line.

3. The metal stamping die facilitating punch replacement as defined in claim 1, wherein: the outer surface of the clamping plate II (15) is clamped in the inner wall of the strip-shaped clamping groove I (6), and the outer surface of the clamping plate I (9) is clamped in the inner wall of the strip-shaped clamping groove II (7).

4. The metal stamping die facilitating punch replacement as defined in claim 1, wherein: rectangular clamping plates are arranged at two ends of the movable plate (11), the top ends of the rectangular clamping plates are clamped in the inner walls of the strip-shaped clamping grooves III (8), and the bottom end face of the inner side of the movable plate (11) is attached to the outer surface of the top end of the punch (5).

5. The metal stamping die facilitating punch replacement as defined in claim 1, wherein: the outer surface of the first circular limiting block (10) is clamped in the inner wall of the first circular limiting hole (12), the outer surface of the second circular limiting block (14) is clamped in the inner wall of the second circular limiting hole (13), and the outer surface of the punch (5) is clamped in the inner wall of the punching groove (16).

6. The metal stamping die facilitating punch replacement as defined in claim 1, wherein: the upper end face of the lower die base (1) is provided with a frame-shaped positioning strip, and the bottom end face of the upper die base (2) is provided with a frame-shaped positioning groove.