CN215236976U

CN215236976U - Bending die capable of reducing springback after bending

Info

Publication number: CN215236976U
Application number: CN202121090540.5U
Authority: CN
Inventors: 冯磊
Original assignee: Chuzhou Dejia Mould Equipment Technology Co ltd
Current assignee: Chuzhou Dejia Mould Equipment Technology Co ltd
Priority date: 2021-05-20
Filing date: 2021-05-20
Publication date: 2021-12-21
Anticipated expiration: 2031-05-20

Abstract

The utility model discloses a bending die capable of reducing springback after bending, which comprises a lower template, wherein two sides of the top of the lower template are provided with slide bars, the tops of the two groups of slide bars are provided with a mounting plate together, the outer sides of the two groups of slide bars are sleeved with a sleeve plate together, and the middle position of the bottom of the mounting plate is provided with an electric cylinder connected with the sleeve plate; the utility model discloses a lower bolster, internal thread sleeve pipe, spout, spring B, threaded rod, grip block, go up the mould, bed die, inserted bar, mounting groove, spring C, mutually supporting of fixed slot and standing groove, can make things convenient for operating personnel quick replacement bed die and last mould to carry out bending of different grade type to the material, simultaneously through the cooperation of spring B and grip block, can carry on spacingly to the material, ensured the precision that the material was bent, the effectual waste that prevents the material, and then promoted the practicality that the device used.

Description

Bending die capable of reducing springback after bending

Technical Field

The utility model relates to a mould technical field of bending specifically is a reducible mould of bending of kick-backing after bending.

Background

A stamping die, which is a special processing device for processing materials (metal or nonmetal) into parts (or semi-finished products) in cold stamping processing, is called a cold stamping die (commonly called a cold stamping die), and stamping is a pressure processing method for applying pressure to the materials by using a die arranged on a press machine at room temperature to separate or shape and deform the materials so as to obtain required parts;

the existing mould has the following inconveniences in the using process: 1. most of the bending moulds fixed by the existing equipment are fixed by bolts, the fixing mode is complicated, the later quick-release of operators is inconvenient, the working time of the operators is prolonged, and meanwhile, most of the existing materials are directly placed on the surfaces of the moulds, so that the materials are easy to shift in the bending process, the bending precision is influenced, and the material waste phenomenon is increased; 2. the angle of bending of the existing bending die is large, and after materials with good elasticity are bent, the materials often have large resilience, so that the size precision is not good enough, or extra procedures are required to be added for shaping, and further the practicability of the bending die is influenced.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a mould of bending of reducible back resilience of bending to propose current mould in the use in solving above-mentioned background art, meet following inconvenient part: 1. most of the bending moulds fixed by the existing equipment are fixed by bolts, the fixing mode is complicated, the later quick-release of operators is inconvenient, the working time of the operators is prolonged, and meanwhile, most of the existing materials are directly placed on the surfaces of the moulds, so that the materials are easy to shift in the bending process, the bending precision is influenced, and the material waste phenomenon is increased; 2. the angle of bending of the existing bending die is large, and after materials with good elasticity are bent, the materials often have large resilience, so that the size precision is not good enough, or extra procedures are required to be added for shaping, and the practicability of the bending die is further influenced.

In order to achieve the above object, the utility model provides a following technical scheme: the utility model provides a reducible mould of bending of resilience back, includes the lower bolster, the both sides at lower bolster top all are equipped with the slide bar, and are two sets of the top of slide bar is equipped with the mounting panel jointly, and is two sets of the common cover in the outside of slide bar is equipped with the lagging, the intermediate position department of mounting panel bottom is equipped with the electric cylinder that links to each other with the lagging, the intermediate position department at lower bolster top and the intermediate position department of lagging bottom all are equipped with the standing groove, and are two sets of the inside of standing groove is equipped with bed die and mould respectively, and bed die and last mould looks adaptation, and is two sets of the both sides of standing groove all are equipped with fixed subassembly, the both sides at lower bolster top all are equipped with the centre gripping subassembly, the inside both sides of lagging all are equipped with prevents the subassembly of kick-backing.

Preferably, fixed subassembly includes fixed slot, spring C, mounting groove and inserted bar, fixed slot and mounting groove all are equipped with four groups, four groups the fixed slot is located the bottom and the top of bed die and last mould both sides, four groups the mounting groove is located the bottom and the top of two sets of standing groove both sides, the inside one side of mounting groove is equipped with the inserted bar that extends to the fixed slot inside, and the inserted bar extends to the outside of lower bolster, the inside opposite side of mounting groove is equipped with the spring C who links to each other with the inserted bar.

Preferably, the centre gripping subassembly includes spout, grip block, threaded rod, internal thread sleeve pipe and spring B, the spout is equipped with two sets ofly, two sets of the spout is located the both sides at lower bolster top, and is two sets of sliding connection all has the internal thread sleeve pipe in the inside of spout, and is two sets of the threaded rod that all threaded connection in the internal thread sleeve pipe has and extends to its outside, and is two sets of the top in the threaded rod outside all is equipped with the grip block, and is two sets of one side that the spout inside is close to all is equipped with the spring B that links to each other with the internal thread sleeve pipe.

Preferably, the subassembly of preventing kick-backing is including pressing down piece, tooth piece, gear, spring A, rack and connecting rod, rack, connecting rod and gear all are equipped with two sets ofly, and are two sets of the rack is located the both sides at lagging top and extends to the outside of mounting panel, and is two sets of the connecting rod runs through in the inside both sides of lagging and extends to the outside of mounting panel, and is two sets of the bottom of connecting rod all is equipped with presses down the piece, and is two sets of one side that the connecting rod was kept away from mutually all evenly is equipped with the tooth piece, and is two sets of the top in the connecting rod outside all is equipped with the spring A who links to each other with the mounting panel, and is two sets of the gear is located the both sides of mounting panel bottom and meshes with rack and tooth piece mutually.

Preferably, the both sides of mounting panel bottom all are equipped with U type installation pole, and U type installation pole and gear looks adaptation.

Preferably, a bearing is arranged on one side of the interior of the clamping plate and is matched with the threaded rod.

Compared with the prior art, the beneficial effects of the utility model are that: the bending die can reduce springback after bending;

1. through the mutual matching of the lower template, the internal thread sleeve, the sliding groove, the spring B, the threaded rod, the clamping plate, the upper die, the lower die, the inserted rod, the mounting groove, the spring C, the fixing groove and the placing groove, an operator can conveniently and quickly replace the lower die and the upper die so as to bend materials in different types, and meanwhile through the matching of the spring B and the clamping plate, the materials can be limited, so that the bending accuracy of the materials is ensured, the waste of the materials is effectively prevented, and the use practicability of the device is further improved;

2. through mutually supporting of electrical cylinder, lagging, slide bar, last mould, rack, gear, tooth piece, connecting rod, mounting panel, spring A, connecting rod and pressing the briquetting, can effectually prevent that the material from bending the resilience, it is long when having increased the material and bending, make the deformation of work piece more thorough, and then avoid the extra process of operating personnel, suit and promote.

Drawings

Fig. 1 is a front sectional view of the present invention;

FIG. 2 is a front view of the present invention;

fig. 3 is an enlarged schematic view of the structure at a in fig. 1 according to the present invention;

fig. 4 is an enlarged schematic view of the structure at B of fig. 1 according to the present invention.

In the figure: 1. a lower template; 2. a placement groove; 3. a lower die; 4. a pressing block; 5. a chute; 6. an upper die; 7. a tooth block; 8. a gear; 9. fixing grooves; 10. an electric cylinder; 11. a spring A; 12. a rack; 13. mounting a plate; 14. sheathing; 15. a connecting rod; 16. a slide bar; 17. a clamping plate; 18. a threaded rod; 19. an internally threaded sleeve; 20. a spring B; 21. a spring C; 22. mounting grooves; 23. and (4) inserting the rod.

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 an embodiment: the utility model provides a mould of bending of reducible resilience after bending, including lower bolster 1, the both sides at 1 top of lower bolster all are equipped with slide bar 16, two sets of slide bar 16's top is equipped with mounting panel 13 jointly, the common cover in two sets of slide bar 16's the outside is equipped with lagging 14, the intermediate position department of mounting panel 13 bottom is equipped with the electric cylinder 10 that links to each other with lagging 14, the intermediate position department at 1 top of lower bolster and the intermediate position department of lagging 14 bottom all are equipped with standing groove 2, the inside of two sets of standing groove 2 is equipped with bed die 3 and mould 6 respectively, and

bed die

3 and 6 looks adaptations of mould, the both sides of two sets of standing groove 2 all are equipped with fixed subassembly, the both sides at 1 top of lower bolster all are equipped with the centre gripping subassembly, the inside both sides of lagging 14 all are equipped with prevents the subassembly of kick-backing.

Further, fixed subassembly includes fixed slot 9, spring C21, mounting groove 22 and inserted bar 23, fixed slot 9 and mounting groove 22 all are equipped with four groups, four groups of fixed slots 9 are located the bottom and the top of bed die 3 and last mould 6 both sides, four groups of mounting grooves 22 are located the bottom and the top of two sets of standing groove 2 both sides, the inside one side of mounting groove 22 is equipped with the inserted bar 23 that extends to the inside of fixed slot 9, and inserted bar 23 extends to the outside of lower bolster 1, the inside opposite side of mounting groove 22 is equipped with the spring C21 that links to each other with inserted bar 23, be convenient for operating personnel change the bed die 3 and the bed die 6 of different grade type.

Further, the centre gripping subassembly includes spout 5, grip block 17, the threaded rod 18, internal thread sleeve pipe 19 and spring B20, spout 5 is equipped with two sets ofly, two sets of spout 5 are located the both sides at 1 top of lower bolster, the inside all sliding connection of two sets of spout 5 has internal thread sleeve pipe 19, the inside all threaded connection of two sets of internal thread sleeve pipes 19 has the threaded rod 18 that extends to its outside, the top in the 18 outsides of two sets of threaded rods all is equipped with grip block 17, the inside one side that is close to mutually of two sets of spout 5 all is equipped with the spring B20 that links to each other with internal thread sleeve pipe 19, it is extravagant to be convenient for accurate positioning material position reduction material.

Further, prevent that the subassembly that kick-backs is including pressing the briquetting 4, tooth piece 7, gear 8, spring A11, rack 12 and connecting rod 15, rack 12, connecting rod 15 and gear 8 all are equipped with two sets ofly, two sets of racks 12 are located the both sides at lagging 14 top and extend to the outside of mounting panel 13, two sets of connecting rods 15 run through in the inside both sides of lagging 14 and extend to the outside of mounting panel 13, the bottom of two sets of connecting rods 15 all is equipped with presses briquetting 4, one side that two sets of connecting rods 15 kept away from mutually all evenly is equipped with tooth piece 7, the top in two sets of connecting rods 15 outsides is all overlapped and is equipped with the spring A11 that links to each other with mounting panel 13, two sets of gears 8 are located the both sides of mounting panel 13 bottom and mesh with rack 12 and tooth piece 7 mutually, the long possibility that reduces the material resilience of being convenient for the extension material to bend.

Further, the two sides of the bottom of the mounting plate 13 are provided with U-shaped mounting rods, and the U-shaped mounting rods are matched with the gears 8, so that the gears 8 can be conveniently mounted.

Further, a bearing is arranged on one side of the interior of the clamping plate 17 and matched with the threaded rod 18, so that the clamping plate 17 is prevented from rotating and dislocating.

The working principle is as follows: when the material replacing device is used, an operator can firstly place the material on the surface of the lower template 1, the width of the material can drive the internal thread sleeve 19 to slide in the sliding groove 5 to stretch the spring B20, then the threaded rod 18 is rotated to enable the internal thread sleeve 19 to move, so that the clamping plate 17 is driven to move downwards to clamp the material, when the upper die 6 and the lower die 3 of different types need to be replaced, the operator can directly pull the inserting rod 23 to enable the inserting rod 23 to move in the mounting groove 22 to compress the spring C21, so that the inserting rod 23 is separated from the inside of the fixing groove 9 to release the fixing of the lower die 3 and the upper die 6, and then the inserting rod can be taken out of the inside of the placing groove 2 to be replaced;

in the working process, the sleeve plate 14 and the parts above can be pushed by the electric cylinder 10 to slide and move downwards on the outer side of the sliding rod 16, so that the upper die 6 can be driven to move downwards to bend materials, the sleeve plate 14 can drive the rack 12 to move downwards, the rack 12 and the gear 8 can be driven to rotate by the mutual meshing of the rack 12 and the gear 8, the gear 8 and the tooth block 7 can be driven to move upwards by the mutual meshing of the gear 8 and the tooth block 7, so that the tooth block 7 drives the connecting rod 15 to slide upwards in the sleeve plate 14 and the mounting plate 13 simultaneously to stretch the spring A11, the pressing block 4 can be driven by the connecting rod 15 to move upwards to relieve the pressing of the materials, after the materials are bent, the connecting rod 15 can be driven to move downwards by the sleeve plate 14 and the parts above, so that the connecting rod 15 can drive the pressing block 4 to move downwards to press the bent materials, so as to carry out secondary fixing on the bent material and reduce the rebound of the material.

It is obvious to a person skilled in the art that the invention is not restricted to details of the above-described exemplary embodiments, but that it can be implemented in other specific forms without departing from the spirit or essential characteristics of the invention. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the invention being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.

In the description of the present invention, "a plurality" means two or more unless otherwise specified; the terms "upper", "lower", "left", "right", "inner", "outer", "front", "rear", "head", "tail", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are merely for convenience of description and simplicity of description, and do not indicate or imply that the device or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and thus, should not be construed as limiting the present invention. Furthermore, the terms "first," "second," "third," and the like are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.

In the description of the present invention, it is to be noted that, unless otherwise explicitly specified or limited, the terms "connected" and "connected" are to be interpreted broadly, e.g., as either a fixed connection or a detachable connection; can be mechanically or electrically connected; may be directly connected or indirectly connected through an intermediate. The specific meaning of the above terms in the present invention can be understood in specific cases to those skilled in the art.

Claims

1. The utility model provides a mould of bending of reducible resilience after bending, includes lower bolster (1), its characterized in that: the both sides at lower bolster (1) top all are equipped with slide bar (16), and are two sets of the top of slide bar (16) is equipped with mounting panel (13), and is two sets of the common cover in outside of slide bar (16) is equipped with lagging (14), the intermediate position department of mounting panel (13) bottom is equipped with electric cylinder (10) that link to each other with lagging (14), the intermediate position department at lower bolster (1) top and the intermediate position department of lagging (14) bottom all are equipped with standing groove (2), and are two sets of the inside of standing groove (2) is equipped with bed die (3) and mould (6) respectively, and bed die (3) and mould (6) looks adaptation, and is two sets of the both sides of standing groove (2) all are equipped with fixed subassembly, the both sides at lower bolster (1) top all are equipped with the centre gripping subassembly, the both sides of lagging (14) inside all are equipped with prevents the subassembly that kick-backs.

2. The bending die capable of reducing springback after bending according to claim 1, wherein: fixed subassembly includes fixed slot (9), spring C (21), mounting groove (22) and inserted bar (23), fixed slot (9) and mounting groove (22) all are equipped with four groups, four groups fixed slot (9) are located bottom and top of bed die (3) and last mould (6) both sides, four groups mounting groove (22) are located the bottom and the top of two sets of standing groove (2) both sides, the inside one side of mounting groove (22) is equipped with inserted bar (23) that extend to fixed slot (9) inside, and inserted bar (23) extend to the outside of lower bolster (1), the inside opposite side of mounting groove (22) is equipped with spring C (21) that link to each other with inserted bar (23).

3. The bending die capable of reducing springback after bending according to claim 1, wherein: the centre gripping subassembly includes spout (5), grip block (17), threaded rod (18), internal thread sleeve pipe (19) and spring B (20), spout (5) are equipped with two sets ofly, and are two sets of spout (5) are located the both sides at lower bolster (1) top, and are two sets of sliding connection all has internal thread sleeve pipe (19), and is two sets of the inside threaded connection that all of internal thread sleeve pipe (19) has threaded rod (18) that extends to its outside, two sets of the top in threaded rod (18) outside all is equipped with grip block (17), and is two sets of one side that spout (5) inside is close to mutually all is equipped with spring B (20) that link to each other with internal thread sleeve pipe (19).

4. The bending die capable of reducing springback after bending according to claim 1, wherein: the anti-rebound component comprises a pressing block (4), a tooth block (7), a gear (8), a spring A (11), a rack (12) and a connecting rod (15), rack (12), connecting rod (15) and gear (8) all are equipped with two sets ofly, two sets of rack (12) are located the both sides at lagging (14) top and extend to the outside of mounting panel (13), and are two sets of connecting rod (15) run through in the inside both sides of lagging (14) and extend to the outside of mounting panel (13), and are two sets of the bottom of connecting rod (15) all is equipped with presses briquetting (4), and is two sets of one side that connecting rod (15) kept away from mutually all evenly is equipped with tooth piece (7), and is two sets of the top in connecting rod (15) outside all is equipped with spring A (11) that link to each other with mounting panel (13), and is two sets of gear (8) are located the both sides of mounting panel (13) bottom and mesh mutually with rack (12) and tooth piece (7).

5. The bending die capable of reducing springback after bending according to claim 1, wherein: the both sides of mounting panel (13) bottom all are equipped with U type installation pole, and U type installation pole and gear (8) looks adaptation.

6. The bending die capable of reducing springback after bending according to claim 3, wherein: and a bearing is arranged on one side inside the clamping plate (17), and the bearing is matched with the threaded rod (18).