CN210497875U

CN210497875U - Metal sheet shearing die

Info

Publication number: CN210497875U
Application number: CN201921167474.XU
Authority: CN
Inventors: 苑德峰; 闫宝玉
Original assignee: Changchun Sida Automobile Parts Co Ltd
Current assignee: Changchun Sida Automobile Parts Co Ltd
Priority date: 2019-07-24
Filing date: 2019-07-24
Publication date: 2020-05-12
Anticipated expiration: 2029-07-24

Abstract

The utility model discloses a metal sheet material shearing die, its structure includes cope match-plate pattern and lower bolster, the cope match-plate pattern includes cope match-plate pattern seat and upper die fixing plate, upper die fixing plate links firmly on cope match-plate pattern seat surface, be equipped with mould anti-side block, last mould blade and last mould pressure flitch on the upper die fixing plate in proper order, the both ends of upper die fixing plate are equipped with the guide pin bushing; the lower template comprises a lower template support frame bottom plate, a lower template support frame and a lower template seat, the lower template seat is fixedly connected to the lower template support frame bottom plate through the lower template support frame, a material supporting plate, a lower template cutting edge adjusting block, a lower template cutting edge and a material sliding plate are sequentially arranged on the lower template seat, a plate positioning device and a plate pulley are arranged on the material supporting plate, guide pillars are fixedly arranged at two ends of the lower template seat, and upper template supporting mechanisms are arranged at two sides of each guide pillar. The utility model discloses it is high to cut the precision, and the blade is durable, can realize 300 supplyes the shearing of 450mm width sheet material.

Description

Metal sheet shearing die

Technical Field

The utility model relates to a cutting device technical field, concretely relates to metal sheet material cuts mould.

Background

The laser welding technology has the advantages of high power density, quick energy release, high working efficiency and smaller focal point, so that the adhesion degree between sewed materials is better, the materials cannot be damaged or deformed, and the like, and the laser welding technology is widely applied to the manufacturing industry. At present, most of the metal cylinders are manufactured by adopting a laser welding technology. But the requirements for the collapse angle, the straightness and the verticality of the plate are higher due to the laser welding technology, so the shearing difficulty of the plate is improved.

In the prior art, sheet metal is typically cut using a guillotine shear and a shear die. After the plate shearing machine is used for cutting, the plate is bent, severe corner collapse exists, and the qualified rate of the plate is low. And use the in-process of prior art's shear die blanking, because the last mould of shearing the die after the blanking and lower mould can quick part, lead to just having accomplished the plate size of blanking and have certain deviation, also can produce a large amount of wastes materials in the later stage use, increase manufacturing cost.

SUMMERY OF THE UTILITY MODEL

The utility model aims at the not enough of prior art, provide a cut precision height, the durable sheet metal shearing die of blade.

In order to achieve the above purpose, the utility model discloses a technical scheme is: a metal sheet shearing die comprises an upper die plate and a lower die plate, wherein the upper die plate comprises an upper die plate seat and an upper die fixing plate, the upper die fixing plate is fixedly connected to the surface of the upper die plate seat, an upper die reverse side block, an upper die cutting edge and an upper die pressure plate are sequentially arranged on the upper die fixing plate, the upper die reverse side block is used for preventing the cutting edge from moving due to unidirectional stress when the sheet is sheared, guide sleeves are arranged on two sides of the upper die fixing plate and fixedly connected to the upper die plate seat; the lower template comprises a lower template support frame bottom plate, a lower template support frame and a lower template seat, the lower template seat is fixedly connected to the lower template support frame bottom plate through the lower template support frame, a material supporting plate, a lower template cutting edge adjusting block, a lower template cutting edge and a material sliding plate are sequentially arranged on the lower template seat, a plate positioning device and a plate pulley are arranged on the material supporting plate, the lower template cutting edge adjusting block is connected to one side edge of the lower template cutting edge in a clamping mode, the lower template cutting edge adjusting block is used for preventing the lower template cutting edge from being brought out by a plate material in a shearing process and adjusting a gap between the lower template cutting edge and an upper template cutting edge after thinning due to grinding, guide columns are arranged at two ends of the lower template seat, upper template supporting mechanisms are respectively arranged at two sides of the guide columns, each upper template supporting mechanism comprises a limiting column and a bouncing spring, the limiting columns are used for.

Preferably, the upper die pressing plate is supported on the upper die fixing plate through springs, and the springs are uniformly distributed below the upper die pressing plate.

Preferably, the two ends of the lower die cutting edge and the material sliding plate are provided with lower die cutting edge guide blocks, the middle of each lower die cutting edge guide block is provided with an upper die cutting edge guide groove, and the ends of the two ends of each upper die cutting edge are in a shape matched with the upper die cutting edge guide grooves.

Preferably, the plate positioning device comprises two positioning rollers and two clamping grooves, the positioning rollers are connected with the clamping grooves through bolts, and the range of the plate positioning device for adjusting the positioning width is 300-450 mm.

Preferably, one side of the material sliding plate is in butt joint with the cutting edge of the lower die, and the other side of the material sliding plate is aligned with the edge of the lower die plate seat and is in a downward inclined shape.

Preferably, the surface of the sliding plate is provided with small rollers.

Preferably, four lifting lugs for lifting the mold are arranged on the lower template seat.

The utility model has the advantages that:

1. the utility model discloses an upper die plate and lower bolster pass through the guide pin bushing and the guide pillar is connected to the last mould that sets up on by the lower bolster holds up the mechanism effect and supports the upper die plate, in the use the utility model discloses an upper die plate need not be fixed on the lathe, only needs the lathe to apply downwards blanking power and can realize cuting, and the lathe lifts up the back, the utility model discloses an upper die plate supports under the cushioning effect of the bounce spring that the mechanism was held up to last mould and lifts up, alleviates the impulsive force that the upper die plate was instantaneously lifted up, prevents to cut the instantaneous impulsive force production sheet material offset when accomplishing the back because of the upper die plate bounces, improves sheet material shearing precision.

2. The utility model discloses an go up the mould and press the flitch to pass through spring-supported on last fixed plate, at the shearing in-process, the in-process that the cope match-plate pattern pushed down and lifted up under the effect of lathe blanking force, and the instantaneous pressure that the sheet material bore is alleviated to the cushioning effect through the spring, avoids the sheet material after the shearing to produce corner collapse and crooked, improves sheet material shearing quality.

3. The utility model discloses a lower mould blade adjusting block, lower mould blade guide block and the effect of last mould blade guide way of last mould anti-side block and lower bolster of cope match-plate pattern, accurate direction makes the accurate butt joint of last mould blade and lower mould blade, improves blade life and sheet material shearing quality.

4. The utility model discloses be equipped with sheet material positioner to can adjust the location width, can be through adjusting sheet material positioner, need not change equipment and can realize 300 + 450mm width sheet material's shearing.

Drawings

Fig. 1 is a schematic structural diagram of the upper die plate of the present invention.

Fig. 2 is the structure schematic diagram of the lower template of the utility model.

Fig. 3 is a side view of the metal plate shearing die of the present invention.

Fig. 4 is a right side view of the metal plate shearing die of the present invention.

Fig. 5 is the utility model discloses lower mould blade adjusting block schematic structure.

Wherein the figures are labeled: 1. 1-1 parts of upper template, 1-2 parts of upper template seat, 1-3 parts of upper template fixed plate, 1-4 parts of upper template reverse side block, 1-5 parts of upper template cutting edge, 1-5 parts of upper template pressure plate, 1-6 parts of guide sleeve, 1-7 parts of spring, 2 parts of lower template, 2-1 parts of lower template supporting bottom plate, 2-2 parts of lower template supporting frame, 2-3 parts of lower template seat, 2-4 parts of material supporting plate, 2-5 parts of plate positioning device, 2-51 parts of positioning roller, 2-52 parts of clamping groove, 2-6 parts of plate roller, 2-7 parts of lower template cutting edge adjusting block, 2-8 parts of lower template cutting edge, 2-9 parts of material sliding plate, 2-10 parts of lower template cutting edge guide block, 2-11 parts of upper template cutting edge guide groove, 2-12 parts of guide post, 2-13 parts of guide post, The device comprises an upper die supporting mechanism, 2-131 parts of a limiting column, 2-132 parts of a spring, 2-14 parts of a small roller, 2-15 parts of a die lifting lug.

Detailed Description

The invention is further described below with reference to the accompanying drawings:

referring to the attached drawings 1-5, the utility model provides a metal sheet shearing die, including cope match-plate pattern 1 and lower bolster 2, cope match-plate pattern 1 includes cope match-plate pattern seat 1-1 and an upper fixing plate 1-2, and upper fixing plate 1-2 links firmly in cope match-plate pattern seat 1-1 surface, is equipped with mould upset piece 1-3, last mould blade 1-4 and last mould pressure flitch 1-5 on the upper fixing plate 1-2 in proper order, and the both sides of cope match-plate pattern 1-2 are equipped with guide pin bushing 1-6, and guide pin bushing 1-6 links firmly on cope match-plate pattern seat 1-1.

The lower template 2 comprises a lower template support frame bottom plate 2-1, a lower template support frame 2-2 and a lower template base 2-3, the lower template base 2-3 is fixedly connected to the lower template support frame bottom plate 2-1 through the lower template support frame 2-2, a material supporting plate 2-4, a lower die cutting edge adjusting block 2-7 and a lower die cutting edge 2-8 are sequentially arranged on the lower template base 2-3, a plate positioning device 2-5 and a plate roller 2-6 are arranged on the material supporting plate 2-4, guide pillars 2-12 are arranged at two ends of the lower template base 2-3, upper template lifting mechanisms 2-13 are arranged at two sides of the guide pillars 2-12, each upper template lifting mechanism comprises a limiting pillar 2-131 and a bouncing spring 2-132, and the limiting pillars 2-131 are used for limiting the height of the upper template 1 and the lower template 2 after being pressed together, the spring-up springs 2-132 are abutted against the top ends of the limiting columns 2-131 and used for supporting the upper template 1.

In this embodiment, the upper template 1 and the lower template 2 are connected through the guide sleeves 1-6 and the guide pillars 2-12, the upper template 1 is supported upwards by the upper template supporting mechanism 2-13, so that the upper template 1 and the lower template 2 generate a gap, the sheet material enters from the material supporting plate 2-4, the sheet material is prevented from shifting due to the external force in the shearing process through the fixing direction of the sheet material positioning device 2-5, the sheet material fixed by the sheet material positioning device 2-5 enters the positions of the sheet material rollers 2-6, and the sheet material slides in through the rolling of the sheet material rollers 2-6 in the utility model, and the sheet material rollers 2-6 can also prevent the sheet material from generating scratches while accelerating the sliding speed of the sheet material. After the plate enters a certain length, a machine tool applies downward blanking force to press the upper template 1 downwards, the upper die is prevented from being pressed downwards excessively under the supporting action of the limiting columns 2-131, the spring springs 2-132 are in a pressing state at the moment, the upper die cutting edge 1-4 and the lower die cutting edge 2-8 are closed, and plate shearing is achieved. After the shearing is finished, the machine tool is lifted upwards, the upper template 1 is lifted upwards under the supporting action of the elastic springs 2-132 and returns to the original position. Under the action of the buffer force of the springing springs 2-132, the plate material can not be deviated due to the impulsive force generated by the sudden lifting of the upper template 1, so that the shearing quality of the plate material is not influenced.

In the embodiment, the upper die pressing plate 1-5 is supported on the upper die fixing plate 1-2 through the springs 1-7, the springs 1-7 are uniformly distributed below the upper die pressing plate 1-5, and in the shearing process, in the process that the upper die plate 1 is pressed downwards and bounced under the action of the blanking force of the machine tool, the instantaneous pressure borne by the plate is relieved through the buffer action of the springs 1-7, so that the sheared plate is prevented from collapsing and bending, and the shearing quality is improved.

In this embodiment, the lower die cutting edges 2-8 and the two ends of the material sliding plate 2-9 are further provided with lower die cutting edge guide blocks 2-10, the middle of the lower die cutting edge guide blocks 2-10 is provided with upper die cutting edge guide grooves 2-11, and the ends of the two ends of the upper die cutting edges 1-4 are in a shape matched with the upper die cutting edge guide grooves 2-11. In the shearing process, the ports at the two ends of the upper die cutting edge 1-4 of the upper die plate 1 are clamped in the upper die cutting edge guide grooves 2-11, so that the guide posts 2-12 and the guide sleeves 1-6 are prevented from being damaged due to the stress of the unidirectional force during shearing, the upper die plate 1 and the lower die plate 2 lose the supporting effect of the guide posts 2-12 and the guide sleeves 1-6 and swing, and the upper die cutting edge 1-4 and the lower die cutting edge 2-8 are further damaged.

In the embodiment, in the process of shearing a plate by using the utility model, the lower die cutting edge 2-8 is worn and needs to be polished, and the polished lower die cutting edge 2-8 is thinned and then forms a gap with the upper die cutting edge 1-4 to influence the shearing effect. The utility model discloses a steel pad is added to the rear end face of lower mould blade adjustment block 2-7, and the required reasonable gap is cuted to the adjustment lower mould blade 2-8 to the distance around, keeps the required reasonable gap in sheet material shearing in real time, realizes the accurate butt joint of lower mould blade 2-8 and last mould blade 1-4, need not to change the blade, saves the cost.

In this embodiment, the plate positioning device 2-5 includes two positioning rollers 2-51 and two clamping grooves 2-52, the positioning rollers 2-51 are fixed on the clamping grooves 2-52 by bolts, and the plate is contacted with the positioning rollers 2-51 and sent to the inside of the utility model for shearing. The positioning width is adjusted by adjusting the positions of the positioning adjusting rollers 2-51 in the clamping grooves 2-52, so that the plates with different widths can be cut. The utility model discloses adjust the width scope and be 300-. Therefore, the plate with the width of 300 and 450mm can be cut only by adjusting the plate positioning devices 2-5 without replacing the cutting die.

In the embodiment, one end of the material sliding plate 2-9 is connected with the lower die cutting edge 2-8, the other end of the material sliding plate 2-9 is connected with the edge of the lower die plate seat 2-3 to form an inclined shape, the plate slides out after accelerated shearing, and the shearing efficiency is improved.

In the embodiment, the small rollers 2-14 are arranged on the surfaces of the material sliding plates 2-9, so that the sliding speed of the plates is accelerated under the action of the small rollers 2-14, the shearing efficiency is improved, the plates are prevented from being scratched in the sliding process, and the quality of the plates is improved.

In this embodiment, four lifting lugs 2-15 for lifting the mold are arranged on the side of the lower mold plate base 2-3 for carrying the utility model.

In the embodiment, the guide post 2-12 and the guide sleeve 1-6 are ball guide posts and guide sleeves.

The above embodiments are only used to illustrate the technical solution of the present invention, and not to limit it; although the present invention has been described in detail with reference to the foregoing embodiments, it should be understood by those skilled in the art that: the technical solutions described in the foregoing embodiments may still be modified, or some technical features may be equivalently replaced; such modifications and substitutions do not depart from the spirit and scope of the present invention in its corresponding aspects.

Claims

1. The utility model provides a sheet metal cuts mould which characterized in that: the die comprises an upper die plate (1) and a lower die plate (2), wherein the upper die plate (1) comprises an upper die plate seat (1-1) and an upper die fixing plate (1-2), the upper die fixing plate (1-2) is fixedly connected to the surface of the upper die plate seat (1-1), an upper die reverse side block (1-3), an upper die cutting edge (1-4) and an upper die pressure plate (1-5) are sequentially arranged on the upper die fixing plate (1-2), guide sleeves (1-6) are arranged at two ends of the upper die fixing plate (1-2), and the guide sleeves (1-6) are fixedly connected to the upper die plate seat (1-1);

the lower template (2) comprises a lower template support frame bottom plate (2-1), a lower template support frame (2-2) and a lower template base (2-3), the lower template base (2-3) is fixedly connected to the lower template support frame bottom plate (2-1) through the lower template support frame (2-2), a material supporting plate (2-4), a lower die cutting edge (2-8), a material sliding plate (2-9) and a lower die cutting edge adjusting block (2-7) are sequentially arranged on the lower template base (2-3), a plate positioning device (2-5) and a plate roller (2-6) are arranged on the material supporting plate (2-4), guide pillars (2-12) are fixedly arranged at two ends of the lower template base (2-3), upper die lifting mechanisms (2-13) are respectively arranged at two sides of the guide pillars (2-12), the upper die supporting mechanism (2-13) comprises a limiting column (2-131) and a bouncing spring (2-132), and the bouncing spring (2-132) abuts against the top end of the limiting column (2-131).

2. A sheet metal shear die as claimed in claim 1, wherein: the upper die pressing plate (1-5) is supported on the upper die fixing plate (1-2) through springs (1-7).

3. A sheet metal shear die as claimed in claim 1, wherein: lower die cutting edge guide blocks (2-10) are arranged at two ends of the lower die cutting edges (2-8) and the material sliding plates (2-9), upper die cutting edge guide grooves (2-11) are arranged in the middles of the lower die cutting edge guide blocks (2-10), and ports at two ends of the upper die cutting edges (1-4) are in shapes matched with the upper die cutting edge guide grooves (2-11).

4. A sheet metal shear die as claimed in claim 1, wherein: the plate positioning device (2-5) comprises two positioning rollers (2-51) and two clamping grooves (2-52), the positioning rollers (2-51) are fixed in the clamping grooves (2-52) through bolts, and the adjusting width range of the plate positioning device (2-5) is 300-450 mm.

5. A sheet metal shear die as claimed in claim 1, wherein: one side of the material sliding plate (2-9) is butted with the lower die cutting edge (2-8), and the other side of the material sliding plate (2-9) is aligned with the edge of the lower die plate seat (2-3) and is in a downward inclined shape.

6. A sheet metal shear die as claimed in claim 1, wherein: the surface of the material sliding plate (2-9) is provided with a small roller (2-14).

7. A sheet metal shear die as claimed in claim 1, wherein: four mould hoisting lugs (2-15) are arranged on the lower mould plate seat (2-3).