CN218049742U

CN218049742U - Accurate bending die for machining metal plates

Info

Publication number: CN218049742U
Application number: CN202121819728.9U
Authority: CN
Inventors: 陶文达; 张宏
Original assignee: Suzhou Da Er Chang Machinery Co ltd
Current assignee: Suzhou Da Er Chang Machinery Co ltd
Priority date: 2021-08-05
Filing date: 2021-08-05
Publication date: 2022-12-16
Anticipated expiration: 2031-08-05

Abstract

The utility model discloses an accurate type is used for processing mould of buckling of panel beating, including the base frame, the top of base frame is fixed with the mounting bracket, and the top of base frame is fixed with the base, and is provided with the lower mould on the base, the inside top of mounting bracket is fixed with hydraulic cylinder. This mould of buckling that accurate type is used for processing panel beating carries out the pressfitting work piece through last mould to the work piece on lower mould top and buckles the shaping after, it breaks away from to go up to shift up under hydraulic cylinder's drive on the mould, can start the output shaft through servo motor and drive the screw rod rotation, the screw rod rotates the swivel nut that drives threaded connection and shifts up on the screw rod, drive the lifter plate shifts up in the inside of lower mould, the endotheca slides in the outside of guide bar simultaneously and shifts up and lead spacing, the ejector pad that shifts up the top on the lifter plate shifts up and carries out quick ejecting with the part after the shaping and be convenient for take off, and more change new panel beating spare, the problem of being not convenient for carry out ejecting being convenient for to the work piece after buckling the shaping and taking off has been solved.

Description

Accurate bending die for machining metal plates

Technical Field

The utility model relates to a mould technical field of buckling specifically is a mould of buckling that accurate type is used for processing panel beating.

Background

Can often use the processing mode such as panel beating and cutting in the course of working to sheet metal, wherein need bend the processing to the sheet metal in the course of working of panel beating, different sheet metal component need use different moulds to bend the suppression, some current bending die that are used for processing the panel beating still have some problems at the in-process that uses, for example, there is not a measure of being convenient for carry out quick dismantlement change to inside mould subassembly, there is not a measure of carrying out spacing direction to last lower mould at the in-process of bending the processing to the work piece simultaneously, and also there is not a measure of being convenient for carry out ejecting being convenient for taking off to the work piece after the shaping of buckling.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a mould of buckling that accurate type is used for processing panel beating to it is not convenient for carry out the problem that quick dismantlement was changed to the mould subassembly of inside to provide in solving above-mentioned background art.

In order to achieve the above object, the utility model provides a following technical scheme: the utility model provides an accurate type is used for processing mould of buckling of panel beating, includes the base frame, the top of base frame is fixed with the mounting bracket, and the top of base frame is fixed with the base, and is provided with the lower mould on the base, the inside top of mounting bracket is fixed with hydraulic cylinder, and hydraulic cylinder's bottom mounting has the footstock, the bottom of footstock is provided with the mould, the both sides of footstock are provided with the slider respectively, the inside of base and footstock is provided with the draw-in groove respectively, the bottom of lower mould and the top of last mould are fixed with the fixture block respectively, the inside of lower mould transversely is provided with the lifter plate, and the inside of lifter plate one side is fixed with the swivel nut.

Preferably, the inside of draw-in groove is fixed with the fixed block, the inside of fixture block is provided with the fixed slot, the inside of footstock bottom both sides and the inside of base top both sides are provided with the inside groove respectively, and the inside of inside groove transversely is provided with the movable rod, the outside of movable rod one side is provided with the annular, the both sides of base and footstock are run through respectively and are provided with the pull rod, the inside one side of inside groove is fixed with first compression spring, and one side of first compression spring and one side fixed connection of movable rod, one side of pull rod run through the inside of first compression spring and with one side fixed connection of movable rod, the both sides on base top and the both sides of footstock bottom are vertical respectively to run through and are provided with the locking lever, and the bottom mounting of locking lever has the locking piece, the inside of inside groove is run through to the bottom of locking piece, the top of locking piece is fixed with second compression spring, the inside of fixture block both sides is provided with the locked groove respectively.

Preferably, the outer dimension of the fixture block is smaller than the inner dimension of the clamping groove, and the fixture block is embedded in the clamping groove.

Preferably, one side at both ends of the sliding block is respectively provided with a fixing bolt in a penetrating manner, the insides of both sides of the mounting frame are respectively provided with a sliding groove, and the bottom end inside the sliding groove is fixedly provided with a buffer spring.

Preferably, the sliding blocks are fixedly connected with one side of the top seat through fixing bolts respectively, and the sliding blocks are symmetrically distributed around the vertical center line of the top seat.

Preferably, one side of lower mould is vertical to be fixed with the guide bar, the top of lifter plate is fixed with the kicking block, and the inside of lower mould is run through on the top of kicking block, the opposite side of lower mould is fixed with servo motor, and servo motor's output shaft is fixed with the screw rod, the inside of lifter plate opposite side is fixed with the endotheca, the inside of endotheca is run through to the bottom of guide bar, the outside of screw rod is provided with the external screw thread, the inside of swivel nut is provided with the internal thread with external screw thread matched with.

Compared with the prior art, the beneficial effects of the utility model are that: the accurate bending die for machining the metal plate not only realizes the convenience for rapidly disassembling and replacing the internal die assembly, realizes the limiting and guiding in the process of bending the workpiece, but also realizes the convenience for ejecting and taking down the workpiece after bending and forming;

(1) When the upper die and the lower die in the mounting frame are replaced, the pull rods on two sides can be pulled outwards respectively to pull one side of each movable rod out of the locking groove, the locking rod can automatically eject the locking block to be clamped into the annular groove by using the second compression spring, the movable rod is locked and fixed in the inner groove, the clamping block is unlocked in the clamping groove, then the upper die and the lower die are pulled out of the mounting frame by using the clamping block respectively to be replaced quickly, the clamping blocks are clamped into the clamping grooves respectively during mounting, the locking rod is pulled outwards to drive the locking block to be separated from the annular groove, and the first compression spring automatically ejects and pushes out the movable rod to be clamped into the locking groove to lock the positions of the lower die and the upper die;

(2) Through the arrangement of the fixing bolt, the sliding blocks, the sliding grooves and the buffer springs, in the process that the hydraulic oil cylinder pushes the workpiece at the top end of the upper die and the lower die to bend, the sliding blocks on the two sides of the top seat can respectively slide up and down in the sliding grooves in a directional mode, and guide and limit are carried out between the upper die and the lower die in the processes of downward movement and upward movement of the upper die, so that the pressing and separating processes can be more accurate, and meanwhile, the collision damage to the internal structure of the die can be reduced;

(3) Through being provided with the lifter plate, the guide bar, the endotheca, the screw rod, the swivel nut, servo motor and kicking block, go up the mould and carry out pressfitting work piece shaping after buckling to the work piece on lower mould top, it breaks away from to go up to shift up under hydraulic cylinder's drive on the mould, can start the output shaft through servo motor and drive the screw rod rotation, the screw rod rotates the swivel nut that drives threaded connection and shifts up on the screw rod, it shifts up in the inside of lower mould to drive the lifter plate, the endotheca slides in the outside of guide bar simultaneously and shifts up and lead spacing, the kicking block that the lifter plate shifted up the top shifts up and carries out quick ejecting with the part after the shaping and is convenient for take off, and more change new panel beating spare.

Drawings

FIG. 1 is a schematic view of the front cross-sectional structure of the present invention;

FIG. 2 is an enlarged schematic view of the front view of the partial section of the pull rod of the present invention;

FIG. 3 is a schematic view of the top view of the slider with an enlarged partial section of the slider according to the present invention;

fig. 4 is an enlarged partial cross-sectional view of the utility model at a in fig. 1;

fig. 5 is an enlarged schematic view of the elevation plate according to the present invention.

In the figure: 1. a base table; 2. a base; 3. a lower die; 4. fixing the bolt; 5. a top seat; 6. a mounting frame; 7. a hydraulic cylinder; 8. an upper die; 9. a card slot; 10. a clamping block; 11. a slider; 12. a lifting plate; 13. a fixed block; 14. a fixing groove; 15. locking the groove; 16. a ring groove; 17. a movable rod; 18. a first compression spring; 19. an inner tank; 20. a pull rod; 21. a locking block; 22. a lock lever; 23. a second compression spring; 24. a chute; 25. a buffer spring; 26. a guide bar; 27. an inner sleeve; 28. a screw; 29. a threaded sleeve; 30. a servo motor; 31. and (7) a top block.

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.

Example 1: referring to fig. 1-5, an accurate bending die for processing sheet metal comprises a base platform 1, wherein a mounting frame 6 is fixed at the top end of the base platform 1, a base 2 is fixed at the top end of the base platform 1, a lower die 3 is arranged on the base 2, a hydraulic oil cylinder 7 is fixed at the top end inside the mounting frame 6, a top seat 5 is fixed at the bottom end of the hydraulic oil cylinder 7, and an upper die 8 is arranged at the bottom end of the top seat 5;

the insides of the base 2 and the top seat 5 are respectively provided with a clamping groove 9, the bottom end of the lower die 3 and the top end of the upper die 8 are respectively fixed with a clamping block 10, the inside of the clamping groove 9 is fixed with a fixed block 13, the inside of the clamping block 10 is provided with a fixed groove 14, the inside of the two sides of the bottom end of the top seat 5 and the inside of the two sides of the top end of the base 2 are respectively provided with an inner groove 19, the inside of the inner groove 19 is transversely provided with a movable rod 17, the outside of one side of the movable rod 17 is provided with an annular groove 16, the two sides of the base 2 and the top seat 5 are respectively provided with a pull rod 20 in a penetrating way, one side of the inside of the inner groove 19 is fixed with a first compression spring 18, one side of the first compression spring 18 is fixedly connected with one side of the movable rod 17, one side of the pull rod 20 penetrates through the inside of the first compression spring 18 and is fixedly connected with one side of the movable rod 17, two sides of the top end of the base 2 and two sides of the bottom end of the top seat 5 are respectively and vertically provided with a lock rod 22 in a penetrating mode, the bottom end of the lock rod 22 is fixedly provided with a lock block 21, the bottom end of the lock block 21 penetrates through the inside of the inner groove 19, the top end of the lock block 21 is fixedly provided with a second compression spring 23, two sides of the fixture block 10 are respectively provided with a lock groove 15, the outer size of the fixture block 10 is smaller than the inner size of the clamp groove 9, and the fixture block 10 is embedded in the clamp groove 9;

specifically, as shown in fig. 1 and 2, when the upper mold 8 and the lower mold 3 inside the mounting frame 6 are replaced, after one side of the movable rod 17 is pulled out from the inside of the locking groove 15 by pulling the two side pull rods 20 outward, the lock rod 22 will automatically eject the lock block 21 to be clamped into the annular groove 16 by using the second compression spring 23, the movable rod 17 is locked and fixed inside the inner groove 19, the latch 10 is unlocked inside the slot 9, then the upper mold 8 and the lower mold 3 will be pulled out from the inside of the mounting frame 6 by using the latch 10 to be replaced quickly, when the latch 10 is clamped into the slot 9, the lock rod 22 is pulled outward to drive the lock block 21 to be separated from the annular groove 16, and the first compression spring 18 will automatically eject the movable rod 17 to be clamped into the inside of the locking groove 15 to push out the positions of the lower mold 3 and the upper mold 8.

Example 2: the two sides of the top seat 5 are respectively provided with a slide block 11, one side of the two ends of the slide block 11 is respectively provided with a fixing bolt 4 in a penetrating way, the insides of the two sides of the mounting frame 6 are respectively provided with a sliding chute 24, the bottom end inside the sliding chute 24 is fixedly provided with a buffer spring 25, the slide block 11 is respectively fixedly connected with one side of the top seat 5 through the fixing bolt 4, and the slide blocks 11 are symmetrically distributed around the vertical center line of the top seat 5;

specifically, as shown in fig. 1, 3 and 4, in the process that the hydraulic cylinder 7 pushes the workpiece at the top end of the upper die 8 and the lower die 3 to bend, the sliding blocks 11 at two sides of the top seat 5 can respectively slide up and down in the sliding grooves 24 in an oriented manner, and guide and limit between the upper die 8 and the lower die 3 in the process that the upper die 8 moves down and up, so that the pressing and separating processes can be more accurate, and the collision damage to the internal structure of the die can be reduced.

Example 3: a lifting plate 12 is transversely arranged in the lower die 3, a threaded sleeve 29 is fixed in the lifting plate 12, a guide rod 26 is vertically fixed on one side of the lower die 3, a top block 31 is fixed at the top end of the lifting plate 12, the top end of the top block 31 penetrates through the lower die 3, a servo motor 30 is fixed on the other side of the lower die 3, a screw 28 is fixed on an output shaft of the servo motor 30, an inner sleeve 27 is fixed in the lifting plate 12, the bottom end of the guide rod 26 penetrates through the inner sleeve 27, external threads are arranged on the outer portion of the screw 28, and internal threads matched with the external threads are arranged in the threaded sleeve 29;

specifically, as shown in fig. 1 and 5, after the upper die 8 performs press-fitting on a workpiece at the top end of the lower die 3 to form a bent workpiece, the upper die 8 moves up and is separated under the driving of the hydraulic cylinder 7, the output shaft can be started through the servo motor 30 to drive the screw 28 to rotate, the screw 28 rotates to drive the threaded screw sleeve 29 to move up on the screw 28, the lifting plate 12 is driven to move up inside the lower die 3, meanwhile, the inner sleeve 27 slides up outside the guide rod 26 to perform guiding and limiting, the lifting plate 12 moves up to push up the top block 31 at the top end to move up to quickly push out a formed part, so that the part can be taken down and replaced by a new metal plate.

The working principle is as follows: when the utility model is used, when the upper die 8 and the lower die 3 inside the mounting frame 6 need to be replaced, one side of the movable rod 17 can be pulled out from the inside of the locking groove 15 by respectively pulling the pull rods 20 at two sides outwards, the lock rod 22 will automatically pop out the lock block 21 to be clamped into the ring groove 16 by utilizing the second compression spring 23, the movable rod 17 is locked and fixed inside the inner groove 19, after the fixture block 10 is unlocked inside the clamping groove 9, the upper die 8 and the lower die 3 are respectively pulled out from the inside of the mounting frame 6 by utilizing the fixture block 10 to be replaced quickly, the fixture block 10 is respectively clamped into the inside of the clamping groove 9 during installation, the lock rod 22 is pulled outwards to drive the lock block 21 to be separated from the ring groove 16, the first compression spring 18 will automatically pop out the movable rod 17 to be pushed out and clamped into the inside of the locking groove 15, the positions of the lower die 3 and the upper die 8 are locked, after the bending die is replaced, the die is placed and fixed at the top end of the lower die 3, the upper die 8 can be moved upwards and can drive the upper die 8 to move upwards and move up and downwards to drive the upper die 8 to move up and lower die guide screw rod 28 when the hydraulic oil cylinder 7 moves upwards and the hydraulic oil cylinder 7, the upper die guide screw rod 7 moves upwards and the upper die 8, the upper die 8 moves upwards and the lower die guide rod 28, the upper die guide rod 7 can be moved, the upper die guide rod can be moved upwards and the upper die guide rod 28, the upper die guide rod can be moved upwards and downwards, the lower die guide rod 28, the upper die guide rod can be moved upwards and downwards, the lifting plate 12 is moved upwards to push the top ejector block 31 upwards to quickly eject the formed part for taking down the part and replacing a new metal plate.

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.

Claims

1. The utility model provides an accurate type is used for processing mould of buckling of panel beating, includes base frame (1), its characterized in that: the improved structure of the hydraulic lifting device is characterized in that a mounting frame (6) is fixed to the top end of the base (1), a base (2) is fixed to the top end of the base (1), a lower die (3) is arranged on the base (2), a hydraulic oil cylinder (7) is fixed to the top end of the inner portion of the mounting frame (6), a top seat (5) is fixed to the bottom end of the hydraulic oil cylinder (7), an upper die (8) is arranged at the bottom end of the top seat (5), sliding blocks (11) are arranged on two sides of the top seat (5) respectively, clamping grooves (9) are formed in the inner portions of the base (2) and the top seat (5) respectively, clamping blocks (10) are fixed to the bottom end of the lower die (3) and the top end of the upper die (8) respectively, a lifting plate (12) is transversely arranged in the inner portion of the lower die (3), and a threaded sleeve (29) is fixed to the inner portion of one side of the lifting plate (12).

2. The accurate bending die for machining sheet metal according to claim 1, characterized in that: the inside of draw-in groove (9) is fixed with fixed block (13), the inside of fixture block (10) is provided with fixed slot (14), the inside of footstock (5) bottom both sides and the inside of base (2) top both sides are provided with inside groove (19) respectively, and the inside of inside groove (19) transversely is provided with movable rod (17), the outside of movable rod (17) one side is provided with annular (16), the both sides of base (2) and footstock (5) are run through respectively and are provided with pull rod (20), inside one side of inside groove (19) is fixed with first compression spring (18), and one side of first compression spring (18) and one side fixed connection of movable rod (17), one side of pull rod (20) is run through the inside of first compression spring (18) and with one side fixed connection of movable rod (17), the both sides of base (2) top and footstock (5) bottom vertically run through respectively and are provided with locking lever (22), and the bottom mounting of locking lever (22) has locking piece (21), the inside of locking piece (19) runs through the inside of locking piece (15) the fixed locking piece (15) respectively there is the inside compression spring (15).

3. The accurate bending die for machining sheet metal according to claim 1, characterized in that: the outer dimension of the clamping block (10) is smaller than the inner dimension of the clamping groove (9), and the clamping block (10) is embedded in the clamping groove (9).

4. The accurate bending die for machining sheet metal according to claim 1, characterized in that: one side at both ends of the sliding block (11) is respectively provided with a fixing bolt (4) in a penetrating way, the insides of both sides of the mounting rack (6) are respectively provided with a sliding groove (24), and the bottom end inside the sliding groove (24) is fixed with a buffer spring (25).

5. The accurate bending die for machining sheet metal according to claim 1, characterized in that: the sliding blocks (11) are fixedly connected with one side of the top seat (5) through fixing bolts (4), and the sliding blocks (11) are symmetrically distributed relative to the vertical center line of the top seat (5).

6. The accurate bending die for machining sheet metal according to claim 1, characterized in that: a guide rod (26) is vertically fixed on one side of the lower die (3), a top block (31) is fixed on the top end of the lifting plate (12), the top end of the top block (31) penetrates through the interior of the lower die (3), a servo motor (30) is fixed on the other side of the lower die (3), a screw rod (28) is fixed on an output shaft of the servo motor (30), an inner sleeve (27) is fixed inside the other side of the lifting plate (12), the bottom end of the guide rod (26) penetrates through the inner sleeve (27), external threads are arranged outside the screw rod (28), and internal threads matched with the external threads are arranged inside the screw sleeve (29).