CN219211171U - Novel folding knife with bending center - Google Patents

Abstract

The utility model discloses a novel folding knife of a bending center, which relates to the technical field of bending equipment and comprises a folding knife, wherein the folding knife is provided with a fixing part, an upper knife head, a lower knife head and a clamping part, the upper and lower ends of the fixing part are respectively provided with the upper knife head and the lower knife head, the upper knife head, the lower knife head and the fixing part are in seamless connection, the side wall of the fixing part is provided with the clamping part for clamping the folding knife, and the fixing part is provided with a connecting hole in a penetrating way in the thickness direction.

Description

Novel folding knife with bending center

Technical Field

The utility model relates to the technical field of bending equipment, in particular to a novel folding knife of a bending center.

Background

The bending equipment is equipment for processing the plate into various angles according to the drawing requirements, and different cutters are utilized to realize bending angles during processing.

The bending center is an upgrade version of the bending machine, and a place more advanced than the bending machine is mainly characterized in that the bending center can automatically feed and bend, human intervention is not needed, and the bending machine is more efficient than the bending machine in bending efficiency.

SKD11 is high-wear-resistance and toughness general cold-work die steel, high-carbon and high-chromium alloy tool steel and vacuum degassing refined steel, and has pure steel quality, good hardenability and small quenching deformation. The steel is subjected to spheroidizing annealing softening treatment, has good machinability, and fine and uniform carbide particles, and does not need to worry about special addition of quenching cracking strengthening elements molybdenum and vanadium.

The prior publication No. CN113751592A publication No. 20211207 discloses that a polygonal bending center die with self-locking and automatic dismounting functions comprises an upper die body, a self-locking mechanism and a pressing mechanism; the upper die body is detachably arranged at the bottom of a cross beam in the bending center, the height of the cross beam can be raised and lowered, an inverted U-shaped groove is formed in the bottom of the cross beam, and the inverted U-shaped groove is provided with a first side leg and a second side leg; the top of the upper die body is provided with a tenon which extends into the inverted U-shaped groove and is tightly matched with an inner wall surface of the side leg; the self-locking mechanism comprises a fixed inclined block and a locking block; the fixed oblique block is positioned in the inverted U-shaped groove between the tenon and the second side leg, the fixed oblique block is provided with a self-locking oblique surface, the oblique angle of the self-locking oblique surface is alpha, and alpha is alpha < arctan (mu); the locking block can extend into the inverted U-shaped groove under the driving of the pressing mechanism to lock the tenon in the inverted U-shaped groove.

According to the structure of the patent and the structure combining the prior bending center, an upper folding knife (upper bending knife) and a lower folding knife (lower bending knife) are arranged at the upper end and the lower end of the folding C-shaped beam, so that the upper folding knife and the lower folding knife are required to be aligned for multiple times during the installation, the installation is difficult, the upper folding knife and the lower folding knife are required to be precisely machined, and the material cost and the machining cost are high.

Disclosure of Invention

According to the utility model, when the folding knife is used, the upper knife head, the lower knife head and the fixing part are arranged to be a seamless integral folding knife structure, so that the arrangement structure that the folding knife is separated up and down by the existing bending center is replaced, the integral processing precision requirement and the processing cost of the folding knife are reduced, the installation procedure is simplified, the integral strength of the folding knife is greatly increased, the service life is prolonged, the movement stroke of the folding knife during bending is shortened, and the bending efficiency is improved.

The technical aim of the utility model is realized by the following technical scheme:

a novel folding knife in center of bending, its characterized in that: the folding knife comprises a folding knife, wherein the folding knife is provided with a fixing part, an upper cutter head, a lower cutter head and a clamping part, the upper cutter head and the lower cutter head are respectively arranged at the upper end and the lower end of the fixing part, the upper cutter head, the lower cutter head and the fixing part are in seamless connection, the side wall of the fixing part is provided with the clamping part for clamping the folding knife, and the fixing part is communicated with a connecting hole in the thickness direction.

Through adopting above-mentioned technical scheme, can guarantee to utilize the fixed part to combine together last tool bit and lower tool bit, reduced the stroke when bending, can utilize the tool bit to move under the panel when bending upwards to bend downwards and utilize the tool bit to bend downwards from down, can fix whole folding knife clamping on other parts through setting up joint portion, utilize the connecting hole to fix the folding knife once more, avoid taking place the displacement when bending, lead to bending precision not high and realized not bending.

Further, a first fixing plate is connected to the folding knife, a second fixing plate is connected to the first fixing plate, a moving frame is connected to the second fixing plate, and a frame is arranged on the moving frame.

Through adopting above-mentioned technical scheme, can guarantee to utilize first fixed plate can carry out the clamping with the joint portion of folding knife and fix, utilize the second fixed plate can be connected fixedly with first fixed plate, the second fixed plate that the first fixed plate and folding knife will be installed to the motion frame simultaneously is connected.

Further, a first clamping groove is formed in the side wall of the first fixing plate along the length direction, a first fixing hole is formed in the first clamping groove, a first compression groove is formed in the upper portion of the first clamping groove, a first pressing block is arranged in the first compression groove, and a bolt hole is formed in the first pressing block in a penetrating mode.

Through adopting above-mentioned technical scheme, can guarantee to utilize first draw-in groove can carry out joint cooperation with the joint portion on the folding knife to realize bolted connection fixed with folding knife and first fixed plate through first fixed orifices, utilize first compress tightly groove and first briquetting and can carry out the secondary to the folding knife and compress tightly fixedly on the upper portion of folding knife.

Further, a second clamping groove is formed in the side wall of the second fixing plate along the length direction, a second fixing hole is formed in the second clamping groove, a second pressing groove is formed in the upper portion of the second clamping groove, a second pressing block is arranged in the second pressing groove, and a bolt hole is formed in the second pressing block in a penetrating mode.

Through adopting above-mentioned technical scheme, can guarantee to utilize the spacing clamps of second draw-in groove with first fixed plate including, utilize the second fixed orifices to realize carrying out bolted connection with first fixed plate and fix, utilize second to compress tightly groove and second briquetting to the fixed of compressing tightly of first fixed plate once more.

Further, first heavy-load guide rails are arranged at the two ends of the moving frame in the vertical and transverse directions, and first heavy-load sliding blocks are matched on the heavy-load guide rails.

Through adopting above-mentioned technical scheme, can guarantee to utilize vertical first heavy load guide rail and first heavy load slider can realize the up-and-down motion of folding knife on the motion frame, utilize horizontal first heavy load guide rail and first heavy load slider can realize the back-and-forth movement of folding knife, so just can realize the back-and-forth movement of whole folding knife in the bending process.

Further, the two ends of the frame are also provided with second heavy-load guide rails, the heavy-load guide rails are provided with wallboards, the wallboards are provided with upper pressing cutters, and the frame is provided with lower pressing cutters below the upper pressing cutters.

Through adopting above-mentioned technical scheme, can guarantee to utilize second heavy load guide rail and second heavy load slider can reduce the frictional force when wallboard moves in the frame and can follow the heavy load guide rail of second and remove, utilize last clamp knife and lower clamp knife can carry out upper and lower compressing tightly fixed to panel before the panel is bent, cooperate the folding knife again and realize this bending process.

Further, a first driving motor is arranged on the upper portion of the frame and used for driving the wallboard.

Through adopting above-mentioned technical scheme, can guarantee to utilize first driving motor to cooperate second heavy load guide rail and second heavy load slider can make the wallboard vertical movement in the frame.

Further, a second driving motor is arranged at the top of the moving frame, and a third driving motor is arranged in the direction perpendicular to the second driving motor of the moving frame.

Through adopting above-mentioned technical scheme, can guarantee to utilize second driving motor to cooperate vertical first heavy load guide rail and second heavy load slider can provide power for the up-and-down movement of folding knife on the motion frame, utilize second driving motor to provide power for the motion frame back-and-forth movement.

In summary, the beneficial technical effects of the utility model are as follows:

(1) Utilize and combine last tool bit and lower tool bit and fixed part and joint portion into a seamless overall structure, greatly reduced the processing degree of difficulty and the processing cost of folding knife, simplified the installation procedure of folding knife, reduced the stroke when folding knife is bent, improved bending efficiency, overall structure intensity is higher than the folding knife intensity that current separately set up simultaneously, and then prolonged life.

(2) The whole folding knife structure is utilized to replace the existing folding knife on the market, and the market blank is filled.

Drawings

FIG. 1 is a schematic view of the overall structure of a bending center of the present utility model;

FIG. 2 is a schematic view of the overall structure of the bending center of the present utility model at another angle;

FIG. 3 is a schematic view of the overall structure of the bending center of the present utility model at a third angle;

FIG. 4 is a schematic view of the overall structure of the folding knife of the present utility model;

FIG. 5 is a schematic view of the frame and wall panel and folding knife of FIG. 1 hidden;

FIG. 6 is a schematic view of FIG. 5 with the first securing plate hidden;

FIG. 7 is another angular schematic view of the frame of FIG. 1 hidden;

FIG. 8 is a schematic view of the operation of the present utility model;

FIG. 9 is a schematic view of another operational state of the present utility model;

FIG. 10 is an enlarged schematic view of section A of the present utility model;

fig. 11 is an enlarged schematic view of the portion B of the present utility model.

FIG. 12 is an enlarged schematic view of section C of the present utility model;

FIG. 13 is an enlarged schematic view of section D of the present utility model;

fig. 14 is an enlarged schematic view of the portion E of the present utility model.

Reference numerals: 1. bending centers; 2. a frame; 3. a wallboard; 4. a pressing knife is arranged; 5. pressing down a cutter; 6. a folding knife; 7. an upper cutter head; 8. a lower cutter head; 9. a fixing part; 10. a clamping part; 11. a connection hole; 12. a first fixing plate; 13. a second fixing plate; 14. a first clamping groove; 15. a second clamping groove; 16. a first pressing groove; 17. a second pressing groove; 18. a first briquette; 19. a second briquetting; 20. a first fixing hole; 21. a second fixing hole; 22. a first reload rail; 23. a second reload rail; 24. a first reload slider; 25. a second reloading slide block; 26. a first driving motor; 27. a second driving motor; 28. a third driving motor; 29. a support arm; 30. a motion frame; 31. a support plate; 32. a supporting part.

Detailed Description

The present utility model will be described more fully hereinafter with reference to the accompanying examples.

It should be noted that all directional indicators (such as up, down, left, right, front, and rear … …) in the embodiments of the present utility model are merely used to explain the relative positional relationship, movement, etc. between the components in a particular posture (as shown in the drawings), and if the particular posture is changed, the directional indicator is changed accordingly.

In the description of the embodiments, the terms "disposed," "connected," and the like are to be construed broadly unless otherwise specifically indicated and defined. For example, the connection can be fixed connection, detachable connection or integral connection; can be mechanically or electrically connected; can be directly connected, can be connected through an intermediary medium, and can also be communicated with the inside of two elements. The specific meaning of the above terms in the present utility model will be understood in specific cases by those of ordinary skill in the art.

Referring to fig. 1-14, a novel folding knife of a bending center is shown, which comprises a frame 2, wherein a lower pressing knife 5 is arranged at the bottom of the frame 2, two ends of the bottom of the frame 2 are fixedly connected by the lower pressing knife 5, a supporting arm 29 is arranged between the frames 2 at the upper part of the frame 2, the supporting arm 29 is used for connecting the upper part of the frame 2, thus the whole frame 2 is connected into a stable whole through the lower pressing knife 5 and the supporting arm 29, two second heavy-duty guide rails 23 are vertically arranged in parallel at two sides of the frame 2 above the lower pressing knife 5, a second heavy-duty slide block 25 is slidingly matched on the two heavy-duty guide rails, a wallboard 3 is connected on the second heavy-duty slide block 25, a supporting plate 31 is arranged at the upper part of the frame 2, two ends of the supporting plate 31 are respectively fixed with the frame 2, the two motor bases are fixed on the supporting plate 31, the first driving motors 26 are respectively arranged on the two motor bases, the lead screws are arranged on the first driving motors 26, one end of each lead screw is connected to the wallboard 3, the wallboard 3 is driven by the two first driving motors 26 and the lead screws during use, the wallboard 3 slides up and down along the second reloading guide rail 23 under the assistance of the second reloading slide block 25, the upper pressing knife 4 is arranged at the lower end of the wallboard 3, the upper pressing knife 4 is used for driving the wallboard 3 through the first driving motors 26 during bending of the board, the wallboard 3 is linked to move downwards through the upper pressing knife 4, the board is positioned between the upper pressing knife 4 and the lower pressing knife 5, and the upper and lower clamping fixation is carried out on the board to be bent, so that the displacement is prevented during bending of the folding knife 6;

a moving frame 30 is arranged in the middle of the frame 2, a first transverse and a first vertical heavy-load guide rails 22 and a first heavy-load slide block 24 are respectively arranged on the moving frame 30, the first vertical heavy-load guide rails 22 are arranged at one end of the moving frame 30 close to the wallboard 3 and are parallel to the two ends of the moving frame 30, the first heavy-load guide rails 22 are connected with the first heavy-load slide blocks 24 in a sliding manner, the first heavy-load slide blocks 24 are connected with a second fixing plate 13, the second fixing plate 13 is provided with a second clamping groove 15 in a penetrating manner along the length direction, a second pressing groove 17 is provided above the second clamping groove 15, a second pressing block 19 is arranged in the second pressing groove 17, the second pressing groove 17 and the second pressing block 19 are fixedly connected through bolts, a first fixing plate 12 is arranged in the second clamping groove 15, a first clamping groove 14 is provided on the first fixing plate 12 along the length direction, the first clamping groove 14 is provided with a plurality of first fixing holes 20, the first compressing groove 16 is arranged above the first clamping groove 14, the first pressing block 18 is arranged in the first compressing groove 16, the first pressing block 18 and the first compressing groove 16 are fixedly connected through bolts, so that when in use, the first fixing plate 12 is firstly installed in the second clamping groove 15 of the second fixing plate 13, and is in bolt connection with the first fixing plate 12 through the second fixing holes 21 on the second fixing plate 13, at this time, the first fixing plate 12 is just positioned under the second pressing block 19, then the second pressing block 19 is clamped through bolts, as the cross sections of the first pressing block 18 and the second clamping block are trapezoid cross sections with slopes, as can be seen in fig. 11, the second pressing block 19 can generate downward pressure on the first fixing plate 12 below when pressing the second pressing block 19, the first fixing plate 12 is further clamped and fixed by the pressure of the second pressing block 19 and the second clamping groove 15;

the folding knife 6 is arranged in the first clamping groove 14 of the first fixing plate 12, the clamping part 10 is arranged on one side, close to the first fixing plate 12, of the folding knife 6, the clamping part 10 is used for being connected and fixed with the first fixing plate 12, the folding knife 6 is provided with the fixing part 9, a plurality of connecting holes 11 which are matched with the first fixing holes 20 in a direction are formed in the fixing part 9 in a penetrating mode, the connecting holes 11 are used for being matched with the first fixing holes 20 and bolts to achieve the purpose of fixing the folding knife 6 on the first fixing plate 12, during connection, the clamping part 10 is firstly clamped in the first clamping groove 14 of the first fixing plate 12, then the connecting holes 11 on the folding knife 6 and the first fixing holes 20 on the first fixing plate 12 are penetrated through by bolts to be fastened, then further clamping and fixing of the folding knife 6 are achieved by the first pressing block 18, and the clamping principle is the same as that of the second pressing block 19 to the first fixing plate 12;

the upper and lower ends of the fixed part 9 of the folding knife 6 are respectively provided with an upper cutter head 7 and a lower cutter head 8, the upper cutter head 7, the lower cutter head 8 and the fixed part 9 are of an integral structure, the upper cutter head 7 and the lower cutter head 8 are used for folding up and folding down a plate between the upper pressing knife 4 and the lower pressing knife 5, the structure that the upper and lower folding knives 6 are respectively arranged at the upper and lower ends of a C-shaped beam is replaced, when the folding knife is used, in order to prolong the service life of the folding knife 6 and increase the integral strength of the folding knife 6, the whole folding knife 6 is made of SKD11 materials, and the strength of the folding knife 6 can be enhanced and the abrasion during folding can be reduced by the materials;

the fixed part 9 of the folding knife 6 is far away from one side of the first fixed plate 12 to be a plane, the bending angle generated when the planar design plate is bent does not interfere with the folding knife 6, the support part 32 with the triangular section is arranged between the fixed part 9 and the clamping part 10, the connection strength between the fixed part 9 and the clamping part 10 can be greatly enhanced by the support part 32, and the folding knife 6 is prevented from being broken or deformed due to insufficient strength between the fixed part 9 and the clamping part 10 when being bent and moved forwards.

Referring to fig. 7, a second driving motor 27 is disposed at the top of one end of the moving frame 30 near the second fixing plate 13, the second driving motor 27 is used for driving the second fixing plate 13 to move up and down along the first heavy load guide rail 22, the transverse first heavy load guide rail 22 and the first heavy load slide block 24 of the moving frame 30 are connected with the frame 2, a third driving motor 28 is disposed at the bottom of one side of the moving frame 30 away from the second fixing plate 13, and the third driving motor 28 is used for realizing the front-back movement of the whole moving frame 30 under the cooperation of the transverse first heavy load guide rail 22 and the first heavy load slide block 24.

When in use, referring to fig. 8, 9 and 13, and 14, firstly, the folding knife 6 is installed in the first clamping groove 14 of the first fixing plate 12 by using the clamping part 10, and the whole folding knife 6 and the first fixing plate 12 are connected and fixed by using the connecting hole 11 and the first fixing hole 20 through bolts, meanwhile, the folding knife 6 is further fixed firmly by using the first pressing block 18 and the first pressing groove 16, then the first driving motor 26 is started to drive the wallboard 3 provided with the upper pressing knife 4 to move upwards, the distance between the upper pressing knife 4 and the lower pressing knife 5 is increased, the plate is placed between the upper pressing knife 4 and the lower pressing knife 5 by using the large distance so as to be more convenient, when the plate needs to be folded upwards, the folding knife 6 is driven by using the second driving motor 27 on the moving frame 30 to move downwards by using the second fixing plate 13 provided with the first fixing plate 12 and the folding knife 6 along the first heavy-duty guide rail 22 vertically, the upper cutter 7 of the folding knife 6 is positioned below the folding knife 6, when the folding knife 6 is driven by using the second driving motor 27 to drive the folding knife 6 to move upwards by using the upper folding knife 7, the second driving motor 27 to drive the folding knife 7 to move downwards by using the second driving motor 27 to drive the second driving motor 27 to move downwards by using the second driving motor 27 so as to drive the folding knife 7 to move downwards when the plate is required to be folded by using the second driving motor to move the folding knife 6 to be matched with the plate 8 to move downwards, and the plate is bent when the plate is required to move downwards by using the second driving motor to move the second driving motor 27 to move the upper cutter 7 to be driven to be matched with the upper and bent to move so as to be bent.

Through carrying out global design with the last tool bit 7 of folding knife 6 and lower tool bit 8, not only reduced the machining precision requirement and the installation requirement that current folding knife 6 set up separately, to some special bending such as have both to roll over and have to roll over down simultaneously, reduced the stroke of folding knife 6 greatly, and then improved bending speed.

It should be noted that the bending center 1 shown in the present utility model is only a part of the actual bending center 1, and not all the components of the entire bending center are embodied.

The above description is only a preferred embodiment of the present utility model, and is not intended to limit the scope of the present utility model. 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 (8)

1. A novel folding knife in center of bending, its characterized in that: including folding knife (6), folding knife (6) are equipped with fixed part (9), go up tool bit (7), lower tool bit (8) and joint portion (10), the upper and lower both ends of fixed part (9) are equipped with tool bit (7) and lower tool bit (8) respectively, go up the whole that tool bit (7), lower tool bit (8) and fixed part (9) are seamless connection, be equipped with joint portion (10) that are used for joint folding knife (6) on the lateral wall of fixed part (9), connecting hole (11) have been seted up in the thickness direction link up in fixed part (9).

2. The novel folding knife of a bending center according to claim 1, wherein: the folding knife is characterized in that a first fixing plate (12) is connected to the folding knife (6), a second fixing plate (13) is connected to the first fixing plate (12), a moving frame (30) is connected to the second fixing plate (13), and a frame (2) is arranged on the moving frame (30).

3. The novel folding knife of a bending center according to claim 2, wherein: the side wall of the first fixing plate (12) is provided with a first clamping groove (14) along the length direction, the first clamping groove (14) is provided with a first fixing hole (20), the upper portion of the first clamping groove (14) is provided with a first compression groove (16), a first pressing block (18) is arranged in the first compression groove (16), and a bolt hole is formed in the first pressing block (18) in a penetrating mode.

4. The novel folding knife of a bending center according to claim 2, wherein: second draw-in groove (15) have been seted up along length direction on the side wall of second fixed plate (13), have seted up second fixed orifices (21) on second draw-in groove (15), second compress tightly groove (17) have been seted up on the upper portion of second draw-in groove (15), be equipped with second briquetting (19) in second compress tightly groove (17), link up on the second briquetting (19) and seted up the bolt hole.

5. The novel folding knife of a bending center according to claim 2, wherein: the two ends of the moving frame (30) are vertically and transversely provided with first heavy-load guide rails (22), and the first heavy-load guide rails are matched with first heavy-load sliding blocks (24).

6. The novel folding knife of a bending center according to claim 2, wherein: the two ends of the frame (2) are also provided with second heavy-duty guide rails (23), the heavy-duty guide rails are provided with wallboards (3), the wallboards (3) are provided with upper pressing cutters (4), and the frame (2) is provided with lower pressing cutters (5) below the upper pressing cutters (4).

7. The novel folding knife of a bending center according to claim 2, wherein: the upper part of the frame (2) is provided with a first driving motor (26), and the first driving motor (26) is used for driving the wallboard (3).

8. The novel folding knife of a bending center according to claim 2, wherein: the top of the moving frame (30) is provided with a second driving motor (27), and a third driving motor (28) is arranged in the direction perpendicular to the second driving motor (27) of the moving frame (30).

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