CN219093314U

CN219093314U - Burr-free punching die convenient to operate

Info

Publication number: CN219093314U
Application number: CN202320123494.7U
Authority: CN
Inventors: 黄鹏; 何学林
Original assignee: Dongguan Haiyate Automobile Technology Co ltd
Current assignee: Dongguan Haiyate Automobile Technology Co ltd
Priority date: 2023-01-16
Filing date: 2023-01-16
Publication date: 2023-05-30
Anticipated expiration: 2033-01-16

Abstract

The utility model discloses a burr-free punching die convenient to operate, which relates to the technical field of dies, wherein a lower die is arranged in the center of the upper surface of a lower plate, two groups of moving grooves are correspondingly formed in the upper surface of the lower die, a bidirectional screw rod is rotatably arranged in the lower plate between each group of two moving grooves, a thread seat matched with the moving grooves is arranged on each thread of each bidirectional screw rod, a U-shaped clamp is commonly arranged on the side surface of each thread seat on the same thread, one end of each bidirectional screw rod extends to the outside of the lower die and is provided with a synchronous wheel, synchronous belts are commonly arranged on the two synchronous wheels, when the lower plate is disassembled, the two U-shaped seats are far away from each other by reversing a knob, the workpiece can be clamped by one hand, the other hand can be taken down, the material of the workpiece can be taken down by one person, meanwhile, the spring can be replaced, the whole device is not required to be scrapped when the spring is damaged, and the waste of resources is reduced.

Description

Burr-free punching die convenient to operate

Technical Field

The utility model relates to the technical field of dies, in particular to a burr-free punching die which is convenient to operate.

Background

The technical problem existing in the existing punching die is that a sheet metal part is fixed in the die after being punched, in order to avoid the sheet metal part being scraped by the pointed rotating plate when being taken down, one person is required to break the two pointed rotating plates off by two hands when taking down the sheet metal part, and the other person takes down the sheet metal part, for example, a patent disclosed in a local website; after punching the product, the device needs two persons to operate in a matched mode, so that the working efficiency is low, the device is too traditional, and 2 parts are required to be operated and processed, so that the problem of working efficiency is solved, and the burr-free punching die convenient to operate is designed.

Disclosure of Invention

Aiming at the defects of the prior art, the utility model provides a burr-free punching die which is convenient to operate, and solves the problems in the background.

In order to achieve the above purpose, the utility model is realized by the following technical scheme: the utility model provides a die-cut mould of no burr of convenient operation, includes the hypoplastron, the lower mould is installed at the upper surface center of hypoplastron, two sets of removal grooves have been seted up to the upper surface correspondence of lower mould, the inside of hypoplastron is all rotated between every two removal grooves of group and is installed two screw rods, every all be provided with on every screw thread of two screw rods with remove the screw thread seat of groove looks adaptation, two on the same screw thread seat's side all installs U shape anchor clamps jointly, every two screw rod's one end extends to the outside of lower mould and installs the synchronizing wheel, two be provided with the hold-in range jointly on the synchronizing wheel.

As a further technical scheme of the utility model, an upper plate is arranged right above the lower plate, sliding holes are formed in each corner of the upper plate, and threaded holes are formed in the upper surface of the lower plate right below each sliding hole.

As a further technical scheme of the utility model, each sliding hole is internally provided with a supporting rod in a sliding manner, the lower end of each supporting rod extends into a threaded hole right below, and the lower end of each supporting rod is provided with external threads matched with the threaded hole.

As a further technical scheme of the utility model, an upper die sliding on four support rods is arranged between the lower plate and the upper plate, a punching head is arranged in the center of the lower surface of the upper die, and springs are arranged between the lower plate and the upper die on each support rod.

As a further technical scheme of the utility model, a limiting plate is arranged below the upper plate on the surface of each supporting rod, a nut is arranged at the upper end of each supporting rod, a hydraulic cylinder is arranged in the center of the upper surface of the upper plate, and a telescopic arm of the hydraulic cylinder penetrates through the upper plate and is fixedly connected with the upper die.

As a further technical scheme of the utility model, a discharge groove matched with the punching head is commonly arranged on the lower die and the lower plate under the punching head, and the other end of one bidirectional screw rod extends to the outside of the lower die and is provided with a knob.

Advantageous effects

The utility model provides a burr-free punching die which is convenient to operate. Compared with the prior art, the method has the following beneficial effects:

1. the utility model provides a convenient operation's no burr die-cut mould drives another two-way screw rod through synchronizing wheel and hold-in range through rotatory one two-way screw rod and rotates, drives two sets of screw seats and drives two U shape anchor clamps and be close to the centre gripping work piece, only need one hand reverse knob make two U shape seats keep away from can release the centre gripping to the work piece during disassembling, and another hand takes off the work piece, and one can accomplish the material of taking off the work piece, does not need two people, has reduced the use staff, and is more reasonable.

2. The utility model provides a convenient operation's no burr die-cut mould, is threaded connection between through four bracing pieces and hypoplastron, after a certain spring used many times and scrapped, can drive four bracing pieces through spanner rotation four nuts and rotate and unscrew four screw holes with it, can remove the connection between bracing piece and the hypoplastron, can change the spring, need not scrapp whole device when the spring damages, reduced the waste of resource, easy operation simultaneously, it is short to expend time.

Drawings

FIG. 1 is a schematic diagram of a burr-free die-cutting die with convenient operation;

FIG. 2 is a cross-sectional view of a burr-free die-cutting die that is convenient to operate;

FIG. 3 is a disassembled view of a burr-free die-cutting die for convenient operation;

FIG. 4 is a schematic view of the lower die assembly of a burr-free die-cutting die for convenient operation;

fig. 5 is a cross-sectional view of a lower die assembly of a burr-free die-cutting die for convenient operation.

In the figure: 1. a lower plate; 2. a lower die; 3. a moving groove; 4. a bidirectional screw; 5. a screw seat; 6. a synchronizing wheel; 7. a synchronous belt; 8. a U-shaped clamp; 9. a knob; 10. a discharge chute; 11. an upper plate; 12. a support rod; 13. a threaded hole; 14. an external thread; 15. an upper die; 16. punching and cutting the head; 17. a spring; 18. a limiting plate; 19. a nut; 20. and a hydraulic cylinder.

Description of the embodiments

The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.

Referring to fig. 1-5, the present utility model provides a convenient operation of a burr-free punching die, which comprises: the utility model provides a convenient operation's no burr die-cut mould, including hypoplastron 1, lower mould 2 is installed at the upper surface center of hypoplastron 1, two sets of movable groove 3 have been seted up to the upper surface correspondence of lower mould 2, the inside of hypoplastron 1 is all rotated between every two movable groove 3 of group and is installed two-way screw rod 4, all be provided with on every screw thread of every two-way screw rod 4 with movable groove 3 looks adaptation screw thread seat 5, U shape anchor clamps 8 are all installed jointly to the side of two screw thread seats 5 on every same screw thread, the one end of every two-way screw rod 4 extends to the outside of lower mould 2 and installs synchronizing wheel 6, be provided with hold-in range 7 jointly on two synchronizing wheels 6, the other end of one of them two-way screw rod 4 extends to the outside of lower mould 2 and installs knob 9, during the use, put the work piece at lower mould 2 upper surface center, rotatory knob 9 drives the two-way screw rod 4 of being connected with it and rotates, then drive another two-way screw rod 4 syntropy through synchronizing wheel 6 and hold-in range 7, drive two sets of screw thread seat 5 are close to each other, drive U shape anchor clamps 8 are close to each other, two U shape anchor clamps are mutually, two are mutually moved to the U shape anchor clamps are mutually, two and are kept away from the two and are mutually opposite to the centre gripping work piece is kept away from to two on the die-cut anchor clamps through two 6, two die-joint clamps are mutually opposite, promptly is moved to two and is opposite to the work piece is moved to the work piece and is opposite to the work piece and is moved to the opposite direction to and is moved.

An upper plate 11 is arranged right above the lower plate 1, sliding holes are formed in each corner of the upper plate 11, threaded holes 13 are formed in the upper surface of the lower plate 1 right below each sliding hole, supporting rods 12 are slidably arranged in each sliding hole, the lower end of each supporting rod 12 extends into the threaded hole 13 right below, external threads 14 matched with the threaded holes 13 are formed in the lower end of each supporting rod 12, an upper die 15 sliding on four supporting rods 12 is arranged between the lower plate 1 and the upper plate 11, a punching head 16 is arranged in the center of the lower surface of the upper die 15, springs 17 are arranged on each supporting rod 12 between the lower plate 1 and the upper die 15, a limiting plate 18 is arranged on the surface of each supporting rod 12 below the upper plate 11, nuts 19 are arranged at the upper end of each supporting rod 12, a hydraulic cylinder 20 is arranged in the center of the upper surface of the upper plate 11, the telescopic arm of the hydraulic cylinder 20 penetrates through the upper plate 11 and is fixedly connected with the upper die 15, a discharge groove 10 which is matched with the punching head 16 is commonly arranged under the punching head 16 on the lower die 2 and the lower plate 1, when the die-cutting device is used, the hydraulic cylinder 20 stretches to drive the upper die 15 to descend and then drive the punching head 16 to descend to punch a workpiece on the lower die 2, punching waste is discharged from the discharge groove 10, the descending lower die 2 compresses four springs 17, the hydraulic cylinder 20 shortens to drive the upper die 15 to ascend after punching, simultaneously the four springs 17 rebound to enable the punching head 16 to be rapidly separated from the workpiece, so that burrs are prevented from being generated between the punching head 16 and the workpiece, the quality of the workpiece is ensured, after the springs are used for many times and damaged, the four support rods 12 are driven to rotate by using a spanner to rotate, the four support rods 12 are enabled to be screwed out of the four threaded holes 13 of the lower plate 1, the lower plate 1 can be separated, then the damaged springs 17 sleeved on the support rods 12 are replaced, then the four threaded holes 13 of the lower plate 1 are aligned with the four support rods 12, the four nuts 19 are rotated in the same direction again to enable the four support rods 12 to be screwed into the threaded holes 13, the lower plate 1 is fixed again, and the operation is completed.

The working principle of the utility model is as follows: when the die-cutting device is used, a workpiece is placed in the center of the upper surface of a lower die 2, a rotary knob 9 drives a bidirectional screw 4 connected with the rotary knob to rotate, then the other bidirectional screw 4 is driven to rotate in the same direction through a synchronous wheel 6 and a synchronous belt 7, two groups of screw seats 5 are driven to be close to each other, two U-shaped clamps 8 are driven to be close to each other until the two U-shaped clamps 8 clamp the workpiece, the workpiece is fixed, a hydraulic cylinder 20 stretches to drive an upper die 15 to descend and then drives a punching head 16 to descend so as to punch the workpiece on the lower die 2, punching waste is discharged from a discharge groove 10, the descending lower die 2 compresses four springs 17, the hydraulic cylinder 20 shortens to drive the upper die 15 to ascend after punching, and simultaneously four springs 17 rebound to enable the punching head 16 to be rapidly separated from the workpiece so as to prevent burrs from being generated between the punching head 16 and the workpiece, after punching is completed, the two bidirectional screw 4 is reversed to enable the two U-shaped clamps 8 to be mutually far away, and clamping of the workpiece is removed, and the workpiece is taken down;

after the springs are damaged by multiple use, the four nuts 19 are rotated by using a wrench to drive the four support rods 12 to rotate, so that the four support rods 12 are screwed out of the four threaded holes 13 of the lower plate 1, the lower plate 1 can be separated, then the damaged springs 17 sleeved on the support rods 12 are replaced, then the four threaded holes 13 of the lower plate 1 are aligned with the four support rods 12, the four nuts 19 are rotated in the same direction again to enable the four support rods 12 to be screwed into the threaded holes 13, and the lower plate 1 is fixed again, so that the operation is completed.

Claims

1. The utility model provides a die-cut mould of no burr of convenient operation, includes hypoplastron (1), its characterized in that, lower mould (2) are installed at the upper surface center of hypoplastron (1), two sets of movable groove (3) have been seted up to the upper surface correspondence of lower mould (2), the inside of hypoplastron (1) all rotates between every two movable groove (3) of group and installs bi-directional screw (4), every all be provided with on every screw thread of bi-directional screw (4) with movable groove (3) looks adaptation screw thread seat (5), two on every same screw thread side of screw thread seat (5) all installs U-shaped anchor clamps (8) jointly, every the one end of bi-directional screw (4) extends to the outside of lower mould (2) and installs synchronizing wheel (6), two be provided with on synchronizing wheel (6) jointly.

2. The burr-free punching die convenient to operate according to claim 1, wherein an upper plate (11) is arranged right above the lower plate (1), sliding holes are formed in each corner of the upper plate (11), and threaded holes (13) are formed in the upper surface of the lower plate (1) right below each sliding hole.

3. The burr-free punching die convenient to operate according to claim 2, wherein each sliding hole is provided with a supporting rod (12) in a sliding manner, the lower end of each supporting rod (12) extends into a threaded hole (13) right below, and the lower end of each supporting rod (12) is provided with an external thread (14) matched with the threaded hole (13).

4. A burr-free punching die convenient to operate according to claim 3, characterized in that an upper die (15) sliding on four support rods (12) is arranged between the lower plate (1) and the upper plate (11), a punching head (16) is arranged in the center of the lower surface of the upper die (15), and a spring (17) is arranged between the lower plate (1) and the upper die (15) on each support rod (12).

5. The burr-free punching die convenient to operate according to claim 4, wherein a limiting plate (18) is arranged below the upper plate (11) on the surface of each supporting rod (12), a nut (19) is arranged at the upper end of each supporting rod (12), a hydraulic cylinder (20) is arranged in the center of the upper surface of the upper plate (11), and a telescopic arm of the hydraulic cylinder (20) penetrates through the upper plate (11) and is fixedly connected with the upper die (15).

6. The burr-free punching die convenient to operate according to claim 4, wherein a discharge groove (10) matched with the punching head (16) is arranged on the lower die (2) and the lower plate (1) under the punching head (16), and the other end of one bidirectional screw rod (4) extends to the outside of the lower die (2) and is provided with a knob (9).