CN218314810U

CN218314810U - Curved surface LED display backplate stamping die

Info

Publication number: CN218314810U
Application number: CN202221296060.9U
Authority: CN
Inventors: 马小天; 吴祥鹏
Original assignee: Guanhong Photoelectric Technology Wuhan Co ltd
Current assignee: Guanhong Photoelectric Technology Wuhan Co ltd
Priority date: 2022-05-26
Filing date: 2022-05-26
Publication date: 2023-01-17
Anticipated expiration: 2032-05-26

Abstract

The utility model relates to a stamping die technical field's a curved surface LED display backplate stamping die, including bed die and last mould, the equal fixedly connected with otic placode in both sides surface of bed die and last mould, the hydraulic stem is all installed on one side surface that two otic placodes are relative, the punching press groove has been seted up to the inside of bed die, the inside sliding connection in punching press groove has the roof, the equal fixedly connected with connecting rod in both sides surface of roof, the equal sliding connection of one end of two connecting rods is in the inside of bed die, the inside of bed die is equipped with ejecting subassembly, the inside of bed die is equipped with the blanking chamber. The elastic force of the second compression spring pushes the movable sleeve and the connecting rod sliding groove, the connecting rod drives the top plate to push the curved surface display backboard out of the lower die after punch forming, the phenomenon that the curved surface display backboard is not convenient to demould in the lower die can be avoided, and the waste materials after punching can be conveniently collected through the collecting frame.

Description

Curved surface LED display backplate stamping die

Technical Field

The utility model relates to a stamping die technical field especially relates to a curved surface LED display backplate stamping die.

Background

Curved surface LED display screen has the display equipment of radian, the field of vision that gives other people of the broad sense curved surface display in having promoted user's visual experience is wider, because the edge that slightly is crooked to the user can more press close to the user, realize the viewing angle that basically the same with screen central point, and curved surface LED display screen backplate is an important component part of display screen, the display screen backplate is in production operation in-process, need just can accomplish the preparation of whole backplate through corresponding punching press operation, the punching press needs corresponding stamping die to assist.

For example, in the LED display back plate stamping die disclosed in the publication No. CN213079784U, although the problem of separation between the back surface and the punch during stamping is solved, there is still a problem that the back surface is not easily released from the inside of the lower die when the back surface is inside the lower die.

SUMMERY OF THE UTILITY MODEL

To the above problem, the utility model provides a curved surface LED display backplate stamping die has the effect of being convenient for from the inside fast demoulding of bed die.

The technical scheme of the utility model is that: the utility model provides a curved surface LED display backplate stamping die, includes bed die and last mould, the equal fixedly connected with otic placode in both sides surface of bed die and last mould, two the hydraulic stem is all installed on the relative side surface of otic placode, the punching press groove has been seted up to the inside of bed die, the inside sliding connection in punching press groove has the roof, the equal fixedly connected with connecting rod in both sides surface of roof, two the equal sliding connection in the inside of bed die of one end of connecting rod, the inside of bed die is equipped with ejecting subassembly, the inside of bed die is equipped with the blanking chamber, the inside sliding connection in blanking chamber has the collection frame.

In a further technical scheme, the internally mounted of going up the mould has electric putter, the punching press board is installed to electric putter's bottom, the mounting groove has been seted up to the bottom of punching press board, the inside fixedly connected with drift of mounting groove, the surperficial slip of drift has cup jointed and has taken off the flitch, the inner wall fixedly connected with two compression spring of mounting groove, two compression spring's one end with take off flitch fixed connection.

In a further technical scheme, the ejection assembly comprises two fixing grooves formed in the lower die, fixing rods are fixedly connected to the inner walls of the fixing grooves, a movable sleeve is sleeved on the surfaces of the fixing rods in a sliding mode, a second compression spring with one end connected with the movable sleeve is sleeved on the surfaces of the fixing rods, and one end of each connecting rod is fixedly connected with the corresponding movable sleeve.

In a further technical scheme, a plurality of positioning holes are formed in the surface of the lower die, a plurality of positioning rods are fixedly connected to the bottom of the upper die, and one ends of the plurality of positioning rods are arranged inside the positioning holes.

In a further technical scheme, a blanking groove is formed in the bottom of the punching groove, and a slope surface is arranged at the bottom of the punching groove.

In a further technical scheme, the sliding openings are formed in two sides of the inner wall of the stamping groove, and one ends of the two connecting rods slide in the sliding openings.

The utility model discloses a curved surface LED display backplate stamping die, elasticity through No. two compression spring promotes to remove cover and connecting rod sliding tray, and the connecting rod drives the inside of roof to the ejecting bed die of curved surface display backplate after the stamping forming to can avoid curved surface display backplate to be convenient for the phenomenon of drawing of patterns in the inside of bed die, can be convenient for carry out the effect of collecting to the waste material after punching a hole through collecting the frame.

Meanwhile, the utility model discloses still be convenient for curved surface display backplate through the drift and punch a hole, in order to prevent curved surface display backplate and drift roll-off lower die's inside together, the elasticity through a compression spring has promoted to take off the flitch and has slided on the surface of drift, and curved surface display backplate can push away the effect down to the curved surface display backplate on drift surface through the slip that breaks away from the board when the drift is surperficial.

Drawings

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

FIG. 2 is a sectional view of the lower mold structure according to the embodiment of the present invention;

fig. 3 is a schematic structural diagram of the bottom of the stamping plate according to the embodiment of the present invention;

fig. 4 is an enlarged view of a structure in fig. 2 according to an embodiment of the present invention;

description of reference numerals:

1. a lower die; 2. an upper die; 3. an ear plate; 4. a hydraulic lever; 5. punching a groove; 6. a top plate; 7. a connecting rod; 8. ejecting the assembly; 801. fixing grooves; 802. a fixing rod; 803. moving the sleeve; 804. a second compression spring; 9. a charging chute; 10. a blanking cavity; 11. a collection frame; 12. an electric push rod; 13. stamping the plate; 14. mounting grooves; 15. a punch; 16. a material removing plate; 17. a compression spring; 18. positioning holes; 19. positioning a rod; 20. a slope surface; 21. and (4) sliding the opening.

Detailed Description

The utility model provides a high-voltage board that has safety device that simple structure, safety protection new energy are high to current high-voltage board safety protection performance hangs down the technical problem who causes the incident easily in the solution.

As shown in fig. 1-4, the utility model discloses a curved surface LED display backplate stamping die, including bed die 1 and last mould 2, the equal fixedly connected with otic placode 3 in both sides surface of bed die 1 and last mould 2, hydraulic stem 4 is all installed on one side surface that two otic placodes 3 are relative, stamping groove 5 has been seted up to bed die 1's inside, the inside sliding connection in stamping groove 5 has roof 6, the equal fixedly connected with connecting rod 7 in both sides surface of roof 6, the equal sliding connection of one end of two connecting rods 7 is in the inside of bed die 1, the inside of bed die 1 is equipped with ejecting subassembly 8, the inside of bed die 1 is equipped with blanking chamber 10, the inside sliding connection in blanking chamber 10 has collection frame 11.

The ejection assembly 8 comprises two fixing grooves 801 formed in the lower die 1, a fixing rod 802 is fixedly connected to the inner wall of each fixing groove 801, a moving sleeve 803 is slidably sleeved on the surface of each fixing rod 802, a second compression spring 804 with one end connected with the moving sleeve 803 is sleeved on the surface of each fixing rod 802, and one end of a connecting rod 7 is fixedly connected with the moving sleeve 803.

During operation, drive 2 glides of upper mould when reseing through hydraulic stem 4, utilize punching press board 13 to carry out stamping forming and the effect of punching a hole to the curved surface display screen backplate, the waste material that punches a hole then falls the inside of collecting frame 11 and concentrates the effect of collecting, the back is accomplished in the punching press, in order to prevent that curved surface display screen backplate is not convenient for the drawing of patterns in the inside of bed die 1, the utility model discloses a No. two compression spring 804's elasticity has promoted to remove cover 803 and has slided on the surface of dead lever 802, and the slip of removing cover 803 has driven connecting rod 7 and has slided in the inside of fixed slot 801, has promoted the inside that roof 6 slides in punching press groove 5 through the slip of connecting rod 7 to promote the inside of curved surface display screen backplate roll-off punching press groove 5 through roof 6, realize the drawing of patterns to the curved surface display screen backplate, avoid the condition of not being convenient for the drawing of patterns in the inside of bed die 1 of curved surface display screen backplate.

In another embodiment, as shown in fig. 1 and 3, the utility model discloses an internally mounted of last mould 2 has electric putter 12, and electric putter 12 installs punching press board 13 in the bottom, and mounting groove 14 has been seted up to punching press board 13's bottom, and the inside fixedly connected with drift 15 of mounting groove 14, the surperficial slip of drift 15 has cup jointed and has taken off flitch 16, and the inner wall fixedly connected with of mounting groove 14 has two compression spring 17 No. one, two compression spring 17's one end and take off flitch 16 fixed connection.

The utility model discloses an electric putter 12 has promoted the gliding of punching press board 13, punching press board 13 slides the inside of punching press groove 5, be convenient for when punching press curved surface display screen backplate, can have the impact force effect of being convenient for punch a hole, the back is accomplished in the punching press, in order to prevent curved surface display screen backplate card when drift 15 surface, the elasticity through a compression spring 17 has promoted to take off flitch 16 and has slided on the surface of drift 15, thereby take off flitch 16 can promote the surface of curved surface display screen backplate roll-off drift 15 on drift 15 surface, thereby can be convenient for make curved surface display screen backplate break away from the effect of drift 15.

In order to further explain the technical solution of the present invention, please continue to refer to fig. 1 and fig. 2, the present invention discloses a plurality of positioning holes 18 have all been seted up on the surface of lower die 1, a plurality of positioning rods 19 are fixedly connected to the bottom of upper die 2, and one end of a plurality of positioning rods 19 is established in the inside of positioning holes 18.

The utility model discloses a locating lever 19 and locating hole 18 can be convenient for the effect of bed die 1 and 2 position location of last mould.

As shown in fig. 2, the blanking chute 9 is provided at the bottom of the stamping groove 5, and a slope 20 is provided at the bottom of the stamping groove 5. Namely, the function of enabling the punched waste to fall into the collecting frame 11 through the blanking groove 9, and the function of increasing the waste sliding through arranging the slope surface 20 at the bottom of the punching groove 5.

As shown in fig. 1 and 2, the utility model discloses a sliding opening 21 has all been seted up to the both sides of punching press groove 5 inner wall, and the one end of two connecting rods 7 all slides in the inside of sliding opening 21, is convenient for ejecting subassembly 8 through the sliding opening 21 of seting up to promote the gliding effect of connecting rod 7 and roof 6.

The above embodiments only express the specific embodiments of the present invention, and the description thereof is specific and detailed, but not construed as limiting the scope of the present invention. It should be noted that, for those skilled in the art, without departing from the spirit of the present invention, several variations and modifications can be made, which are within the scope of the present invention.

Claims

1. The utility model provides a curved surface LED display backplate stamping die, includes bed die and upper die, its characterized in that: the stamping die comprises a lower die, an upper die and a lower die, wherein the two side surfaces of the lower die and the upper die are fixedly connected with lug plates, a hydraulic rod is mounted on one side surface opposite to the lug plates, a stamping groove is formed in the lower die, a top plate is slidably connected to the inside of the stamping groove, connecting rods are fixedly connected to the two side surfaces of the top plate, and two ends of the connecting rods are slidably connected to the inside of the lower die.

2. The curved surface LED display backboard stamping die of claim 1, wherein: go up the internally mounted of mould and have electric putter, the punching press board is installed to electric putter's bottom, the mounting groove has been seted up to the bottom of punching press board, the inside fixedly connected with drift of mounting groove, the surperficial slip of drift has cup jointed and has taken off the flitch, the inner wall fixedly connected with two compression spring of mounting groove, two compression spring's one end with take off flitch fixed connection.

3. The curved surface LED display backboard stamping die of claim 1, wherein: the ejection assembly comprises two fixing grooves formed in the lower die, fixing rods are fixedly connected to the inner walls of the fixing grooves, a movable sleeve is sleeved on the surfaces of the fixing rods in a sliding mode, a second compression spring with one end connected with the movable sleeve is sleeved on the surfaces of the fixing rods, and one end of each connecting rod is fixedly connected with the movable sleeve.

4. The curved surface LED display backboard stamping die of claim 1, wherein: a plurality of locating holes have all been seted up on the surface of bed die, the bottom fixedly connected with of last mould has a plurality of locating levers, and is a plurality of the one end of locating lever is established in the inside of locating hole.

5. The curved surface LED display backboard stamping die of claim 1, wherein: the bottom of the punching groove is provided with a blanking groove, and the bottom of the punching groove is provided with a slope.

6. The curved surface LED display backboard stamping die of claim 1, wherein: sliding openings are formed in the two sides of the inner wall of the stamping groove, and one ends of the two connecting rods slide in the sliding openings.