CN219851567U

CN219851567U - Mould turn-ups bending device

Info

Publication number: CN219851567U
Application number: CN202321064510.6U
Authority: CN
Inventors: 熊木银; 熊标; 陶奎; 熊世彬
Original assignee: Hefei Qinghong Precision Mold Co ltd
Current assignee: Hefei Qinghong Precision Mold Co ltd
Priority date: 2023-05-06
Filing date: 2023-05-06
Publication date: 2023-10-20
Anticipated expiration: 2033-05-06

Abstract

The utility model relates to the technical field of die processing, and discloses a die flanging and bending device, which comprises a lower die and an upper die, wherein a plurality of connecting rods slide in the upper die, two ends, far away from the connecting rods, of the connecting rods penetrate through the upper die, and pressing plates for pressing the surface of a workpiece are welded at the bottom ends of the two longitudinal connecting rods.

Description

Mould turn-ups bending device

Technical Field

The utility model relates to the technical field of die processing, in particular to a die flanging and bending device.

Background

Bending accessories or tools are used in the mechanical operation and the production and living applications, and the bending of the accessories or tools is generally processed by special mechanical equipment and dies;

in view of the above-mentioned related art, the inventor believes that there is a workpiece that slides easily in the processing cavity during the stamping process in the existing bending flanging die, resulting in different sizes of edges of the produced workpiece, the workpiece can be used as a part only after the edges of the workpiece are trimmed by a trimming process, which affects the production efficiency, and a larger width is required to be left as a trimming allowance at the edges of the plate workpiece before stamping, resulting in the defect of raw material waste.

The above information disclosed in this background section is only for enhancement of understanding of the background section of the utility model and therefore it may not form the prior art that is already known to those of ordinary skill in the art.

Disclosure of Invention

The utility model provides a die flanging bending device, which aims to solve the problems that in the stamping process of the existing bending flanging die, workpieces slide in a processing cavity easily, so that the edge sizes of produced workpieces are different and the production efficiency is affected.

The utility model provides a die flanging and bending device which adopts the following technical scheme:

the utility model provides a mould turn-ups bending device, includes bed die and last mould, it is located to go up the mould directly over the bed die, the top outer wall of going up the mould is provided with a plurality of guiding holes that are used for connecting hydraulic mechanism, the inner wall right angle department of bed die peg graft there is first chamfer piece, go up the mould with the corresponding outer wall right angle department of first chamfer piece peg graft there is the second chamfer piece, two spacing grooves have been seted up to the top outer wall of bed die, two the inner wall sliding connection of spacing groove has the stopper, two the common fixedly connected with locating plate of top outer wall of stopper, the internally mounted of bed die has and is used for adjusting the adjustment mechanism of locating plate distance, a plurality of connecting rods of inside slip of upper die, a plurality of the both ends that the connecting rod kept away from pass through the bed die, and two fore-and-aft connecting rod bottom joint has the clamp plate that is used for compressing tightly the work piece surface.

Preferably, the right angle that first chamfer piece is located the bed die outside is inwards done the fillet and is handled, the right angle that the second chamfer piece is located the bed die outside is outwards done the fillet and is handled, and first chamfer piece and second chamfer piece all pass through the bellying of adjacent perpendicular both sides and block respectively in the inside of bed die and bed die.

Preferably, one ends of the connecting rods, far away from the two pressing plates, are fixedly connected with a fixing plate, the outer walls of the connecting rods are provided with compression springs, one ends of the compression springs are fixedly connected with the outer wall of the upper die, and the other ends of the compression springs are fixedly connected with the outer wall of the pressing plates.

Preferably, the adjustment mechanism is including seting up the spout in the bed die is inside, the spout is close to the top of bed die, and is located the middle part of bed die, and the inner wall rotation of spout is connected with the threaded rod, the one end that the upper die was kept away from to the threaded rod runs through the spout and extends to the outside of bed die, and the spout is located the outside one end fixedly connected with handle of bed die.

Preferably, the adjusting mechanism further comprises a threaded block which is in threaded connection with the outer wall of the threaded rod, the outer wall of the top of the threaded block is fixedly connected with a connecting block, the outer wall of the top of the lower die is provided with an avoidance groove, the avoidance groove is located right above the sliding groove and penetrates through the sliding groove, and one end, away from the threaded block, of the connecting block is welded on the outer wall of the bottom of the positioning plate through the avoidance groove.

Preferably, the outer wall of the top of the lower die is provided with scales, and the scales are close to the periphery of the avoidance groove and are positioned below the positioning plate.

In summary, the utility model has the following beneficial technical effects:

1. through the two pressing plates, when the upper die is driven by the hydraulic mechanism to punch the workpiece downwards, the two pressing plates can be contacted with the surface of the workpiece first, when the upper die is continuously pressed downwards, the two pressing plates prop against the surface of the workpiece to drive a plurality of connecting rods to slide upwards in the upper die, at the moment, a plurality of compression springs are pressed by the pressing plates and the upper die to deform to generate elasticity, so that the two pressing plates are driven to tightly press the workpiece, the workpiece can be effectively prevented from sliding when being pressed by the upper die, the problem of uneven edges of the workpiece is avoided, the trimming rate of the formed workpiece is reduced, and the production efficiency is improved;

2. the locating plate through setting up can be to the work piece edge at the bed die top of placing location, then through adjustment mechanism's mutually supporting, drive locating plate removes at the top of bed die, and the locating plate supports the work piece edge and controls the edge width behind the work piece stamping forming to can accurate control the edge width of work piece through the scale, thereby reach and be favorable to omitting the finishing process, avoid causing the raw materials extravagant.

Drawings

FIG. 1 is an overall schematic of an embodiment of the application;

FIG. 2 is a first partial cross-sectional view of an embodiment of the application;

FIG. 3 is a second partial cross-sectional view of an embodiment of the application;

fig. 4 is an enlarged schematic view of the structure a in fig. 3.

Reference numerals illustrate: 1. a lower die; 2. an upper die; 3. a guide hole; 4. a first chamfer block; 5. a second chamfer block; 6. a connecting rod; 7. a compression spring; 8. a pressing plate; 9. a fixing plate; 10. a chute; 11. a threaded rod; 12. a screw block; 13. a connecting block; 14. a positioning plate; 15. a handle; 16. a scale; 17. a limit groove; 18. a limiting block; 19. avoiding the groove.

Detailed Description

The utility model is described in further detail below with reference to fig. 1-4.

The embodiment of the utility model discloses a die flanging and bending device. Referring to fig. 1-4, a mould flanging bending device, including bed die 1 and last mould 2, the top outer wall that last mould 2 is located bed die 1 is provided with a plurality of guiding holes 3 that are used for connecting hydraulic mechanism, the inner wall right angle department of bed die 1 has pegged graft first chamfer piece 4, the outer wall right angle department that upper die 2 and first chamfer piece 4 correspond has pegged graft second chamfer piece 5, two spacing grooves 17 have been seted up to the top outer wall of bed die 1, the inner wall sliding connection of two spacing grooves 17 has stopper 18, the common fixedly connected with locating plate 14 of top outer wall of two stopper 18, the internally mounted of bed die 1 has the adjustment mechanism who is used for adjusting locating plate 14 distance, the inside of upper die 2 slides a plurality of connecting rods 6, the both ends that a plurality of connecting rods 6 kept away from are passed through bed die 2, the clamp plate 8 that is used for compressing tightly the work piece surface is welded jointly to two vertical clamp plate 8 bottom height that are less than the bottom outer wall of upper die 2, ensure that two clamp plate 8 contact with the work piece surface earlier when upper die 2 is pushed down.

The right angle that first chamfer piece 4 is located the bed die 1 outside is inwards rounded, and the right angle that second chamfer piece 5 is located the bed die 2 outside is outwards rounded, and first chamfer piece 4 and second chamfer piece 5 all pass through the bellying of adjacent perpendicular both sides and block respectively in the inside of bed die 1 and bed die 2, can slide first chamfer piece 4 and second chamfer piece 5 through first chamfer piece 4 and 5 bellying of second chamfer piece, be convenient for change, can adjust the corner fillet radius of processing cavity as required, realize a mould is multi-purpose.

The one end that two clamp plates 8 were kept away from to a plurality of connecting rods 6 is fixedly connected with fixed plate 9 jointly, and the top fixed connection of a plurality of connecting rods 6 is whole through fixed plate 9 for can not the skew when a plurality of connecting rods 6 rise to slide, compression spring 7 is installed to the outer wall of a plurality of connecting rods 6, and the one end fixed connection of compression spring 7 is at the outer wall of last mould 2, and the other end of compression spring 7 then fixed connection is at the outer wall of clamp plate 8.

The adjustment mechanism is including seting up at the inside spout 10 of bed die 1, and spout 10 is close to the top of bed die 1, and is located the middle part of bed die 1, and the inner wall rotation of spout 10 is connected with threaded rod 11, and the one end that upper die 2 was kept away from to threaded rod 11 runs through spout 10 and extends to the outside of bed die 1, and spout 10 is located the outside one end fixedly connected with handle 15 of bed die 1.

The adjusting mechanism further comprises a thread block 12 which is in threaded connection with the outer wall of the threaded rod 11, a connecting block 13 is fixedly connected with the outer wall of the top of the thread block 12, an avoidance groove 19 is formed in the outer wall of the top of the lower die 1, the avoidance groove 19 is located right above the sliding groove 10 and penetrates through the sliding groove 10, and one end, far away from the thread block 12, of the connecting block 13 passes through the avoidance groove 19 and is welded on the outer wall of the bottom of the positioning plate 14.

The outer wall of the top of the lower die 1 is provided with a scale 16, the scale 16 is close to the periphery of the avoidance groove 19 and is positioned below the positioning plate 14, and the moving distance of the positioning plate 14 can be observed through the scale 16.

The embodiment of the utility model relates to a die flanging and bending device, which is implemented by the following principle: during the use, be connected with hydraulic mechanism through a plurality of guiding holes 3 with last mould 2, place the work piece at the top outer wall of bed die 1, through adjustment mechanism, rotate handle 15, handle 15 drives threaded rod 11 rotation, and then threaded rod 11 is at threaded piece 12 internal surface screw thread rotation, threaded piece 12 just slides along the inner wall of spout 10, threaded piece 12 drives connecting block 13 and dodges groove 19 inner wall and slide, connecting block 13 drives locating plate 14 and removes the distance of adjusting locating plate 14 and bed die 1 edge, then with work piece edge and locating plate 14 alignment, the work piece upper surface just contacts with the bottom outer wall of two clamp plates 8 at this moment, two stopper 18 can play the pre-fixing effect to the work piece, start hydraulic mechanism, make upper die 2 push down, when upper die 2 pushes down, two clamp plates 8 push up work piece surface and drive connecting rod 6 and upwards slide, and then a plurality of compression springs 7 receive extrusion deformation to produce elasticity, make two clamp plates 8 push down the work piece edge tightly under the elastic force effect of a plurality of compression springs 7, prevent that the work piece from moving, until upper die 2 pushes down and accomplish the punching press to the work piece, then make upper die 2, take down and take down the well plate processing.

The last points to be described are: first, in the description of the present utility model, it should be noted that, unless otherwise specified and defined, the terms "mounted," "connected," and "connected" are to be construed broadly, and may be mechanical or electrical, or may be a direct connection between two elements, and "upper," "lower," "left," "right," etc. are merely used to indicate relative positional relationships, which may be changed when the absolute position of the object being described is changed;

secondly: in the drawings of the disclosed embodiments, only the structures related to the embodiments of the present disclosure are referred to, and other structures can refer to the common design, so that the same embodiment and different embodiments of the present disclosure can be combined with each other under the condition of no conflict;

finally: the foregoing description of the preferred embodiments of the utility model is not intended to limit the utility model to the precise form disclosed, and any such modifications, equivalents, and alternatives falling within the spirit and principles of the utility model are intended to be included within the scope of the utility model.

The above embodiments are not intended to limit the scope of the present utility model, so: all equivalent changes in structure, shape and principle of the utility model should be covered in the scope of protection of the utility model.

Claims

1. The utility model provides a mould turn-ups bending device, includes bed die (1) and last mould (2), its characterized in that: the upper die (2) is located directly over the lower die (1), a plurality of guide holes (3) used for connecting a hydraulic mechanism are formed in the top outer wall of the upper die (2), a first chamfer block (4) is inserted into the right angle of the inner wall of the lower die (1), a second chamfer block (5) is inserted into the right angle of the outer wall corresponding to the first chamfer block (4) in the upper die (2), two limit grooves (17) are formed in the top outer wall of the lower die (1), limit blocks (18) are connected to the inner wall of the limit grooves (17) in a sliding mode, a locating plate (14) is fixedly connected to the top outer wall of the limit blocks (18) in a common mode, an adjusting mechanism used for adjusting the distance of the locating plate (14) is arranged in the inner portion of the lower die (1), a plurality of connecting rods (6) slide in the inner portion of the upper die (2), the two ends, far away from the connecting rods (6) penetrate through the upper die (2), and pressing plates (8) used for pressing the surface of a workpiece are welded together at the bottom ends of the two connecting rods (6).

2. The die flanging and bending device as claimed in claim 1, wherein: the right angle that first chamfer piece (4) are located the bed die (1) outside is inwards done the fillet and is handled, the right angle that second chamfer piece (5) are located the bed die (2) outside is outwards done the fillet and is handled, and first chamfer piece (4) and second chamfer piece (5) all pass through the bellying of adjacent perpendicular both sides and block respectively in the inside of bed die (1) and bed die (2).

3. The die flanging and bending device as claimed in claim 2, wherein: one end of each connecting rod (6) far away from the two pressing plates (8) is fixedly connected with a fixing plate (9), the outer walls of the connecting rods (6) are provided with compression springs (7), one end of each compression spring (7) is fixedly connected with the outer wall of the upper die (2), and the other end of each compression spring (7) is fixedly connected with the outer wall of each pressing plate (8).

4. A die flange bending apparatus according to claim 3, wherein: the adjusting mechanism comprises a chute (10) arranged inside the lower die (1), the chute (10) is close to the top end of the lower die (1) and located in the middle of the lower die (1), a threaded rod (11) is rotatably connected to the inner wall of the chute (10), one end of the threaded rod (11), far away from the upper die (2), penetrates through the chute (10) and extends to the outside of the lower die (1), and the chute (10) is located at one end of the outside of the lower die (1) and fixedly connected with a handle (15).

5. The die flange bending device of claim 4, wherein: the adjusting mechanism further comprises a threaded block (12) which is in threaded connection with the outer wall of the threaded rod (11), a connecting block (13) is fixedly connected with the outer wall of the top of the threaded block (12), an avoidance groove (19) is formed in the outer wall of the top of the lower die (1), the avoidance groove (19) is located right above the sliding groove (10) and penetrates through the sliding groove (10), and one end, far away from the threaded block (12), of the connecting block (13) passes through the avoidance groove (19) and is welded on the outer wall of the bottom of the positioning plate (14).

6. The die flange bending device of claim 5, wherein: the top outer wall of the lower die (1) is provided with scales (16), and the scales (16) are close to the periphery of the avoidance groove (19) and are positioned below the positioning plate (14).