CN114029395A - Control method of shearing and bending forming die and die thereof - Google Patents
Control method of shearing and bending forming die and die thereof Download PDFInfo
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- CN114029395A CN114029395A CN202111067069.2A CN202111067069A CN114029395A CN 114029395 A CN114029395 A CN 114029395A CN 202111067069 A CN202111067069 A CN 202111067069A CN 114029395 A CN114029395 A CN 114029395A
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- 238000005452 bending Methods 0.000 title claims abstract description 125
- 238000000034 method Methods 0.000 title claims abstract description 60
- 238000010008 shearing Methods 0.000 title claims abstract description 37
- 238000007667 floating Methods 0.000 claims abstract description 34
- 230000008093 supporting effect Effects 0.000 claims description 5
- 238000004519 manufacturing process Methods 0.000 abstract description 13
- 238000012545 processing Methods 0.000 abstract description 10
- 230000005856 abnormality Effects 0.000 abstract description 3
- 230000001174 ascending effect Effects 0.000 description 4
- 230000008901 benefit Effects 0.000 description 4
- 238000013461 design Methods 0.000 description 2
- 230000004075 alteration Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000005520 cutting process Methods 0.000 description 1
- 238000011161 development Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 238000003754 machining Methods 0.000 description 1
- 238000009740 moulding (composite fabrication) Methods 0.000 description 1
- 238000012797 qualification Methods 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B21—MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
- B21D—WORKING OR PROCESSING OF SHEET METAL OR METAL TUBES, RODS OR PROFILES WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
- B21D35/00—Combined processes according to or processes combined with methods covered by groups B21D1/00 - B21D31/00
- B21D35/002—Processes combined with methods covered by groups B21D1/00 - B21D31/00
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B21—MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
- B21D—WORKING OR PROCESSING OF SHEET METAL OR METAL TUBES, RODS OR PROFILES WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
- B21D19/00—Flanging or other edge treatment, e.g. of tubes
- B21D19/08—Flanging or other edge treatment, e.g. of tubes by single or successive action of pressing tools, e.g. vice jaws
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B21—MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
- B21D—WORKING OR PROCESSING OF SHEET METAL OR METAL TUBES, RODS OR PROFILES WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
- B21D28/00—Shaping by press-cutting; Perforating
- B21D28/02—Punching blanks or articles with or without obtaining scrap; Notching
- B21D28/14—Dies
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B21—MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
- B21D—WORKING OR PROCESSING OF SHEET METAL OR METAL TUBES, RODS OR PROFILES WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
- B21D37/00—Tools as parts of machines covered by this subclass
- B21D37/10—Die sets; Pillar guides
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- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Bending Of Plates, Rods, And Pipes (AREA)
Abstract
The invention discloses a control method of a shearing and bending forming die and the die thereof, wherein the control method comprises the following steps: and (3) closing the die, positioning the workpiece between the templates of the die, controlling a punch of the die to move downwards to shear the workpiece, and controlling the bending block and the buoyancy lifting block arranged opposite to the bending block to move downwards to bend the workpiece after the shearing is finished. The invention realizes the shearing of the workpiece by controlling the punch to move downwards; the bending of the workpiece is realized by controlling the bending block and the floating block to move downwards after the shearing is finished; according to the invention, the shearing and bending of the workpiece are carried out at the same position of the die, so that the forming engineering and time of the workpiece are short, the forming speed is high, and the efficiency is high; in the process of processing and forming the workpiece, the workpiece is less in contact with the die, the probability of size abnormality of the workpiece is reduced, and the qualified rate of the workpiece is improved; the die controlled by the control method of the invention has simple structure, low cost and high efficiency of processing and manufacturing workpieces.
Description
Technical Field
The invention belongs to the technical field of mechanical equipment, and particularly relates to a control method of a shearing and bending forming die and the die.
Background
The mould is indispensable technological equipment in production, is the intensive product of technique. The production efficiency, quality, production cost, etc. of the workpiece product are directly related to the design and manufacture of the die. The level of the mold design and manufacturing technology determines to a great extent the quality and benefit of the workpiece product and the development capability of new products.
In the existing die, the shearing and bending processes are separately carried out, so that the die is longer, the occupied space is larger, the structure is complex, and the production cost is higher.
When the die is used for processing and producing workpieces, the longer the die is, the more the engineering is, and the higher the probability that the workpiece is unqualified in size is; further, the longer the die, the slower the forming speed of the workpiece, and the lower the workpiece production efficiency.
In view of the above, the present invention is particularly proposed.
Disclosure of Invention
The invention aims to provide a control method of a shearing, bending and forming die, which aims to achieve the purposes of high processing and manufacturing speed and high efficiency of workpieces and difficult deformation of the workpieces in the processing and manufacturing process. The invention further aims to provide a shearing and bending forming die, so as to achieve the purposes of simple die structure, low cost and high workpiece processing and manufacturing efficiency.
In order to solve the technical problems, the invention adopts the technical scheme that:
a control method of a shearing bending forming die comprises the following steps: and (3) closing the die, positioning the workpiece between the templates of the die, controlling a punch of the die to move downwards to shear the workpiece, and controlling the bending block and the buoyancy lifting block arranged opposite to the bending block to move downwards to bend the workpiece after the shearing is finished.
Further, in the bending process, the bending block and the buoyancy lifting block are controlled to simultaneously descend;
or after the floating block is controlled to descend to the first safe distance, the bending block is controlled to descend;
or after the floating block is controlled to descend to a second safety distance, the bending block and the floating block are controlled to descend together;
preferably, the first safety distance is greater than the second safety distance.
Further, controlling the bending block and the buoyancy lifting block to simultaneously descend comprises: controlling the bending block and the buoyancy lifting block to descend at the same speed; or controlling the descending speed of the buoyancy lifting block to be greater than the descending speed of the bending block.
Further, the maximum descending distance L of the bending block in the shearing process is preset, and the first safety distance is larger than or equal to the maximum descending distance L.
Furthermore, in the shearing process, the upper end wall of the buoyancy lifting block and the lower template of the die are located on the same plane, the lower end wall of the bending block is abutted to the limiting column on the upper end wall of the buoyancy lifting block, and the second safety distance is larger than or equal to the distance between the lower end wall of the bending block and the lower template.
Further, after the bending is finished, controlling the bending block and the floating block to move upwards for resetting;
preferably, in the resetting process, the upper template of the mold is controlled to move upwards, and the buoyancy lifting block is controlled to move upwards to a position where the upper end surface of the buoyancy lifting block and the lower template are located on the same plane.
The invention also provides a shearing bending forming die which is controlled by adopting any one of the control methods in the technical scheme.
Further, the shear bending forming die comprises:
an upper template and a lower template which are arranged oppositely,
a punch head which is arranged on the side of the upper template and can move telescopically towards the direction of the lower template for shearing a workpiece,
a bending block, wherein the avoidance punch is arranged on the side of the upper template and can move towards the lower template in a telescopic way to be attached to the side edge of the lower template to shear a workpiece,
and the buoyancy lifting assembly is opposite to the bending block, is arranged on the lower template side and is provided with a buoyancy lifting block capable of floating towards the upper template.
Furthermore, the side wall of the buoyancy lifting block can be attached to the side edge of the lower template, and the upper end wall of the buoyancy lifting block can be in the same plane with the lower template and used for supporting a workpiece.
Furthermore, the buoyancy lifting assembly also comprises a limiting column which is opposite to the bending block and is arranged on the upper end wall of the buoyancy lifting block;
preferably, the limit column is far away from the side wall of the buoyancy lifting block;
preferably, the limiting column is arranged in the middle area of the upper end wall of the buoyancy lifting block;
preferably, the buoyancy lifting assembly further comprises a driving mechanism, which is arranged below the buoyancy lifting block and used for driving the buoyancy lifting block to float up and down;
preferably, the driving mechanism is a cylinder.
After the technical scheme is adopted, compared with the prior art, the invention has the following beneficial effects.
In the invention, the cutting of the workpiece is realized by controlling the punch to move downwards; the bending of the workpiece is realized by controlling the bending block and the floating block to move downwards after the shearing is finished; according to the invention, the shearing and bending of the workpiece are carried out at the same position of the die, so that the forming engineering and time of the workpiece are short, the forming speed is high, and the efficiency is high; in the process of processing and forming the workpiece, the workpiece is less in contact with the die, the probability of size abnormity of the workpiece is reduced, and the qualified rate of the workpiece is improved.
The shearing bending forming die controlled by the control method has the advantages of simple structure, low cost and high workpiece processing and manufacturing efficiency.
The following describes embodiments of the present invention in further detail with reference to the accompanying drawings.
Drawings
The accompanying drawings, which are included to provide a further understanding of the invention, are incorporated in and constitute a part of this specification, illustrate embodiments of the invention and together with the description serve to explain the invention without limiting the invention to the right. It is obvious that the drawings in the following description are only some embodiments, and that for a person skilled in the art, other drawings can be derived from them without inventive effort. In the drawings:
FIG. 1 is a flow chart of a control method of the present invention;
FIG. 2 is a schematic view of the assembly structure of the mold of the present invention in a reset state;
FIG. 3 is a schematic view of the assembly structure of the mold of the present invention in the closed position;
FIG. 4 is a schematic view of the assembled structure of the die of the present invention in a sheared state;
FIG. 5 is a schematic view of the initial assembly configuration of the die bend of the present invention;
FIG. 6 is a schematic view of the assembled structure of the present invention after the die is bent;
fig. 7 is a schematic view of the mold-open assembly structure of the present invention.
FIGS. 1, center, top mold frame; 11. mounting a template; 12. bending the block; 13. a punch; 2. a lower mold frame; 21. a lower template; 22. a buoyant lift block; 23. a limiting column; 24. a cylinder; 3. a workpiece; 31. an edge of the workpiece; 4. a telescoping assembly; 5. and (4) a buoyancy lifting pin.
It should be noted that the drawings and the description are not intended to limit the scope of the inventive concept in any way, but to illustrate it by a person skilled in the art with reference to specific embodiments.
Detailed Description
In order to make the objects, technical solutions and advantages of the embodiments of the present invention clearer, the technical solutions in the embodiments will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and the following embodiments are used for illustrating the present invention and are not intended to limit the scope of the present invention.
In the description of the present invention, it should be noted that the terms "upper", "lower", "front", "rear", "left", "right", "vertical", "inner", "outer", and the like indicate orientations or positional relationships based on those shown in the drawings, and are only for convenience of description and simplicity of description, but do not indicate or imply that the referred device or element must have a specific orientation, be constructed in a specific orientation, and be operated, and thus, should not be construed as limiting the present invention.
In the description of the present invention, it should be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "connected," and "connected" are to be construed broadly, e.g., as meaning either a fixed connection, a removable connection, or an integral connection; can be mechanically or electrically connected; may be directly connected or indirectly connected through an intermediate. The specific meanings of the above terms in the present invention can be understood in specific cases to those skilled in the art.
As shown in fig. 1 to 7, the present invention discloses a method for controlling a shear bending mold and a mold thereof. Specifically, as shown in fig. 1, the control method of the present invention includes:
s1, closing the die, and positioning the workpiece 3 between the templates of the die; specifically, the mold clamping means that: controlling the upper template 11 to move downwards, and clamping the workpiece 3 between the upper template 11 and the lower template 21;
s2, controlling the punch 13 of the die to move downwards to shear the workpiece 3; specifically, during the shearing, the punch 13 is movable in the horizontal direction to adjust the position and shape of the shearing;
and S3, after the shearing is finished, controlling the bending block 12 and the floating block 22 arranged opposite to the bending block 12 to move downwards to bend the workpiece 3.
In the invention, the workpiece 3 is sheared by controlling the punch 13 to move downwards. The bending of the workpiece 3 is realized by controlling the bending block 12 and the buoyancy lifting block 22 to descend after the shearing is finished.
In the invention, the shearing and bending of the workpiece 3 are carried out at the same position of the die, so that the forming engineering and time of the workpiece 3 are short, the forming speed is high and the efficiency is high. In the process of machining and forming the workpiece 3, the workpiece 3 is less in contact with the die, the probability of size abnormality of the workpiece 3 is reduced, and the qualified rate of the workpiece 3 is improved.
As an embodiment of the present invention, a control method includes: and in the bending process, controlling the bending block 12 and the buoyancy lifting block 22 to move downwards simultaneously to bend.
Specifically, as shown in fig. 5, the control method includes:
s1, before bending begins, controlling to place the workpiece 3 on the lower template 21, wherein the edge 31 of the workpiece exceeds the edge of the lower template 21 and is placed on the floating block 22;
s2, controlling the bending block 12 to descend, wherein in the descending process, the bending block 12 is attached to the side edge of the lower template 21, and then continuously descends to bend the edge 31 of the workpiece downwards; the bending block 12 descends, and the buoyancy lifting block 22 is controlled to descend together.
In this embodiment, the bending block 12 and the floating block 22 are controlled to move downward at the same time, so that interference between the edge 31 of the workpiece and the downward bending block 12 in the downward bending process by the floating block 22 is avoided, the bending of the workpiece 3 is prevented from being influenced, and the normal bending of the workpiece 3 is ensured.
In an embodiment of the present embodiment, when the bending block 12 and the buoyancy module 22 are controlled to move downward at the same time, the bending block 12 and the buoyancy module 22 are further controlled to move downward at the same speed.
In the present embodiment, the bending block 12 and the floating block 22 move downward at the same speed, so that the workpiece 3 is bent without interference between the bending block 12 and the floating block 22. In addition, the descending speeds of the bending block 12 and the buoyancy lifting block 22 are controlled to be the same, the control method is simple, the control flow is simplified, the time consumption of the bending process is short, and the bending efficiency is high.
As another embodiment of this embodiment, when the bending block 12 and the buoyancy lifting block 22 are controlled to descend simultaneously, the descending speed of the buoyancy lifting block 22 is further controlled to be greater than the descending speed of the bending block 12.
In this embodiment, the descending speed of the buoyancy lifting block 22 is greater than the descending speed of the bending block 12, so that the buoyancy lifting block 22 does not interfere with the bending block 12 in the descending process, the normal operation of the mold is further ensured, and the potential safety hazard is avoided.
As an embodiment of the present invention, after the buoyancy lifting block 22 is controlled to descend to the first safe distance, the bending block 12 is controlled to descend. In this embodiment, the floating block 22 is controlled to descend for a certain distance, and then the bending block 12 is controlled to descend, so that the bending block 12 does not interfere with the floating block 22 when descending.
As an implementation manner of this embodiment, a maximum descending distance L of the bending block 12 in the shearing process is preset, and the first safety distance is greater than or equal to the maximum descending distance L.
In this embodiment, the first safety distance is greater than or equal to the maximum descending distance L, so that the floating block 22 does not interfere with the preset descending distance of the bending block 12 at least in the descending distance, and it is ensured that the bending block 12 is not interfered by the floating block 22 in the descending process.
As another embodiment of the present invention, after the buoyancy lift block 22 is controlled to descend to the second safe distance, the bending block 12 and the buoyancy lift block 22 are controlled to descend together. Preferably, the second safety distance is smaller than the first safety distance.
In the control method of the embodiment, interference between the bending block 12 and the floating block 22 in the descending process is avoided, and the bending block 12 does not need to be controlled to descend after the floating block 22 completely descends, so that the bending time is saved, and the bending efficiency is improved.
As an embodiment of this embodiment, as shown in fig. 4, during the shearing process, the upper end wall of the control uplift block 22 is in the same plane with the lower template 21 of the die. The lower end wall of the control bending block 12 is abutted with a limiting column 23 on the upper end wall of the floating block 22. The second safety distance is greater than or equal to the distance between the upper end wall of the limiting column 23 and the lower template 21.
In this embodiment, the second safety distance is greater than or equal to the distance between the upper end wall of the limiting column 23 and the lower template 21, so that the problem that the bending block 12 interferes with the limiting column 23 in the descending process to form potential safety hazards is effectively avoided. According to the invention, the second safety distance is reasonably controlled, so that the bending efficiency is prevented from being reduced due to too long interval time when the bending block 12 and the buoyancy lifting block 22 descend.
As an embodiment of the invention, after the bending is finished, the bending block 12 and the floating block 22 are controlled to move upwards for resetting. In this embodiment, the bending block 12 and the floating block 22 are controlled to be reset, so that the bent workpiece 3 can be taken out conveniently.
Specifically, as an embodiment of the present embodiment, as shown in fig. 6 and 7, after the bending is completed, the control method includes:
s1, controlling the bending block 12 to move upwards for resetting;
s2, controlling the punch 13 to move upwards for resetting;
s3, controlling the floating block 22 to move upwards until the upper end face of the floating block 22 reaches the workpiece edge 31;
s4, controlling the upper template 11 to move upwards for resetting;
s5, controlling the floating pin 5 and the floating block 22 to move upwards to push the workpiece 3 upwards; wherein, the buoyancy lifting block 22 moves upwards to the position where the upper end surface of the buoyancy lifting block 22 and the lower template 21 are in the same plane; the distance of the ascending row of the buoyancy lift pins 5 is equal to the distance of the ascending row of the buoyancy lift blocks 22.
In step S3 of the present embodiment, the lift block 22 is controlled to move upward until the upper end surface of the lift block 22 reaches the workpiece edge 31, so that the lift block 22 has a supporting function on the workpiece edge 31 and the workpiece 3 is prevented from being deformed.
In step S5 of this embodiment, the lift block 22 moves upward to a position where the upper end surface of the lift block 22 and the lower die plate 21 are on the same plane, and the distance of the lift pin 5 moving upward is equal to the distance of the lift block 22 moving upward, so that the bent workpiece 3 is supported by the lift pin 5 and the lift block 22 after being ejected, and thus is not easily deformed, and the workpiece 3 is in a horizontal position and is not easily displaced. In addition, in the embodiment, the workpiece 3 is ejected, so that the workpiece 3 can be conveniently taken down from the die.
The invention also discloses a shearing bending forming die, which is controlled by any one of the control methods; or the control method is combined with the control method. The shearing bending forming die controlled by the control method has the advantages of simple structure, low cost and high workpiece processing and manufacturing efficiency.
As an embodiment of the present invention, as shown in fig. 2 to 7, a shear bending die includes:
an upper template 11 and a lower template 21 which are arranged oppositely;
a punch 13 provided on the upper die plate 11 side and capable of moving in the direction of the lower die plate 21 in an extensible manner to cut a workpiece;
a bending block 12, an avoidance punch 13 is arranged at the side of the upper template 11, can move to the lower template 21 in a stretching way, is attached to the side edge of the lower template 21 to shear the workpiece 3,
and a buoyancy lifting assembly which is arranged on the lower template 21 side opposite to the bending block 12 and is provided with a buoyancy lifting block 22 capable of floating on the upper template 11.
Specifically, the upper die plate 11, the punch 13, and the bending block 12 are mounted on the upper die frame 1. The lower template 21, the buoyancy lifting pin 5, the buoyancy lifting block 22 and the driving mechanism are arranged on the lower die frame 2. The upper die frame 1 and the lower die frame 2 are telescopically connected through a telescopic assembly 4. The lower die frame 2 is mounted on the mounting plane through a support frame.
The telescopic assembly 4 extends, the upper die frame 1 moves upwards, and the upper die plate 11 is further driven to move upwards; on the contrary, the telescopic assembly 4 extends and contracts, the upper die frame 1 moves downwards, and the upper die plate 11 is further driven to move downwards.
In this embodiment, through setting up the buoyancy lift subassembly, and the buoyancy lift subassembly cooperatees with bending piece 12, drift 13, shears, buckles work piece 3 for work piece 3 is shearing, is buckled the in-process, is difficult for taking place deformation. According to the invention, the workpiece 3 is cut and bent at the same position of the die, so that the length of the die is reduced, and the cost of the die is reduced.
In addition, the length of the die is reduced, so that the forming engineering and time are short, the forming speed is high, and the efficiency is high in the process of processing and forming the workpiece 3; moreover, the workpiece 3 has less contact with the die, the probability of size abnormality of the workpiece 3 is reduced, and the qualification rate of the workpiece 3 is improved.
As another embodiment of the present invention, as shown in fig. 2, when the mold is in the reset state, the upper end surface of the lower mold plate 21 and the upper end surface of the buoyant lift block 22 are in the same plane.
In this embodiment, the die in the reset state is stable in structure, and has a good positioning and supporting effect on the workpiece 3 placed on the die.
As an embodiment of the present invention, as shown in fig. 3, when the mold is in a mold closing state, the side wall of the lifting block 22 may be attached to the side edge of the lower mold plate 21, and the upper end wall of the lifting block 22 may be in the same plane as the lower mold plate 21, for supporting the workpiece 3.
In this embodiment, the upper end wall of the floating block 22 and the lower template 21 may be located on the same plane, and is used to support the workpiece 3, so that the workpiece 3 is located on the same plane, and the workpiece 3 is effectively prevented from being deformed.
As an embodiment of the present invention, the buoyancy lift assembly further includes a limiting column 23, opposite to the bending block 12, and disposed on an upper end wall of the buoyancy lift block 22.
The limiting column 23 in this embodiment can limit the bending block 12, and facilitates control of ascending and descending of the bending block 12. In the shearing process, the limiting column 23 can prevent the bending block 12 from directly touching the workpiece 3, and the interference of the bending block 12 on the shearing process is avoided. Before the bending process, the limiting column 23 can limit the bending block 12, and after the bending block 12 is contacted with the limiting column 23, the bending block 12 is controlled to move downwards, so that the workpiece 3 can be bent.
In one embodiment of this embodiment, the limiting columns 42 are disposed away from the side walls of the buoyant lift blocks 22. The arrangement mode avoids the interference of the limiting columns 42 on the workpiece 3 placed on the lower template 21 in the ascending and descending processes of the buoyancy lifting blocks 22, so that the placement position of the workpiece 3 moves.
In one embodiment of this embodiment, the limiting column 23 is disposed in the middle area of the upper end wall of the buoyancy lifting block 22. The installation position of the limiting column 23 in this embodiment can not only avoid the interference of the limiting column 23 to the workpiece 3, but also effectively limit the upward and downward movement of the bending block 12.
As an implementation manner of this embodiment, the buoyancy module further includes a driving mechanism disposed below the buoyancy lifting block 22 for driving the buoyancy lifting block 22 to float up and down. In the present embodiment, the driving mechanism is provided to realize the upward and downward movement of the floating block 22.
Specifically, the drive mechanism is a cylinder 24. The cylinder 24 has a connecting shaft that connects the lower end wall of the buoyancy lift block 22 to drive the buoyancy lift block 22 up or down.
Although the present invention has been described with reference to a preferred embodiment, it should be understood that various changes, substitutions and alterations can be made herein without departing from the spirit and scope of the invention as defined by the appended claims.
Claims (10)
1. A control method of a shearing and bending forming die is characterized by comprising the following steps: the method comprises the following steps: and (3) closing the die, positioning the workpiece between the templates of the die, controlling a punch of the die to move downwards to shear the workpiece, and controlling the bending block and the buoyancy lifting block arranged opposite to the bending block to move downwards to bend the workpiece after the shearing is finished.
2. The method for controlling a shear bending mold according to claim 1, characterized in that: in the bending process, controlling the bending block and the buoyancy lifting block to simultaneously descend;
or after the floating block is controlled to descend to the first safe distance, the bending block is controlled to descend;
or after the floating block is controlled to descend to a second safety distance, the bending block and the floating block are controlled to descend together;
preferably, the first safety distance is greater than the second safety distance.
3. The method for controlling a shear bending mold according to claim 2, characterized in that: controlling the bending block and the buoyancy lifting block to simultaneously descend comprises: controlling the bending block and the buoyancy lifting block to descend at the same speed; or controlling the descending speed of the buoyancy lifting block to be greater than the descending speed of the bending block.
4. The method for controlling a shear bending mold according to claim 2, characterized in that: the maximum descending distance L of the bending block in the shearing process is preset, and the first safety distance is larger than or equal to the maximum descending distance L.
5. The method for controlling a shear bending mold according to claim 2, characterized in that: in the shearing process, the upper end wall of the buoyancy lifting block and the lower template of the die are located on the same plane, the lower end wall of the bending block is abutted to the limiting column on the upper end wall of the buoyancy lifting block, and the second safety distance is larger than or equal to the distance between the lower end wall of the bending block and the lower template.
6. The method for controlling a shear bending die according to any one of claims 1 to 5, wherein: after the bending is finished, controlling the bending block and the floating block to move upwards for resetting;
preferably, in the resetting process, the upper template of the mold is controlled to move upwards, and the buoyancy lifting block is controlled to move upwards to a position where the upper end surface of the buoyancy lifting block and the lower template are located on the same plane.
7. The utility model provides a cut forming die that bends which characterized in that: controlled by the control method of any of the preceding claims 1 to 6.
8. The shear bend forming die of claim 7, wherein: the method comprises the following steps:
an upper template and a lower template which are arranged oppositely,
a punch head which is arranged on the side of the upper template and can move telescopically towards the direction of the lower template for shearing a workpiece,
a bending block, wherein the avoidance punch is arranged on the side of the upper template and can move towards the lower template in a telescopic way to be attached to the side edge of the lower template to shear a workpiece,
and the buoyancy lifting assembly is opposite to the bending block, is arranged on the lower template side and is provided with a buoyancy lifting block capable of floating towards the upper template.
9. The shear bend forming die of claim 8, wherein: the side wall of the buoyancy lifting block can be attached to the side edge of the lower template, and the upper end wall of the buoyancy lifting block can be in the same plane with the lower template and used for supporting a workpiece.
10. A shear bend forming die as defined in claim 8 or 9, wherein: the buoyancy lifting assembly further comprises a limiting column, the limiting column is opposite to the bending block and is arranged on the upper end wall of the buoyancy lifting block;
preferably, the limit column is far away from the side wall of the buoyancy lifting block;
preferably, the limiting column is arranged in the middle area of the upper end wall of the buoyancy lifting block;
preferably, the buoyancy lifting assembly further comprises a driving mechanism, which is arranged below the buoyancy lifting block and used for driving the buoyancy lifting block to float up and down;
preferably, the driving mechanism is a cylinder.
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| CN202111067069.2A CN114029395B (en) | 2021-09-13 | 2021-09-13 | Control method of shearing bending forming die and die thereof |
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| Application Number | Priority Date | Filing Date | Title |
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| CN202111067069.2A CN114029395B (en) | 2021-09-13 | 2021-09-13 | Control method of shearing bending forming die and die thereof |
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| CN114029395B CN114029395B (en) | 2023-07-07 |
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| CN1927496A (en) * | 2006-06-15 | 2007-03-14 | 兰州理工大学 | Composite cold stamping mold |
| CN101653801A (en) * | 2009-08-26 | 2010-02-24 | 昆山联德精密机械有限公司 | Stamping die for forming punching scrap and peripheral flanging simultaneously |
| JP2012218022A (en) * | 2011-04-07 | 2012-11-12 | Suzuki Motor Corp | Press apparatus and press forming method |
| CN203991966U (en) * | 2014-08-18 | 2014-12-10 | 钜祥精密模具（苏州）有限公司 | Mould is cut off in bending |
| JP2014233738A (en) * | 2013-06-03 | 2014-12-15 | 富士重工業株式会社 | Shearing working method and shearing working apparatus of sheet metal raw material |
| CN207372149U (en) * | 2017-09-22 | 2018-05-18 | 天津钜祥精密模具有限公司 | The continuously shaped mold of shearing bending |
| CN209631974U (en) * | 2019-03-26 | 2019-11-15 | 苏州市艾西依钣金制造有限公司 | Company cuts band and repulses or subdue the enemy compression mould |
| CN212285529U (en) * | 2020-03-12 | 2021-01-05 | 露笑新能源技术有限公司 | Workpiece shearing, punching and bending compound die |
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2021
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| CN1927496A (en) * | 2006-06-15 | 2007-03-14 | 兰州理工大学 | Composite cold stamping mold |
| CN101653801A (en) * | 2009-08-26 | 2010-02-24 | 昆山联德精密机械有限公司 | Stamping die for forming punching scrap and peripheral flanging simultaneously |
| JP2012218022A (en) * | 2011-04-07 | 2012-11-12 | Suzuki Motor Corp | Press apparatus and press forming method |
| JP2014233738A (en) * | 2013-06-03 | 2014-12-15 | 富士重工業株式会社 | Shearing working method and shearing working apparatus of sheet metal raw material |
| CN203991966U (en) * | 2014-08-18 | 2014-12-10 | 钜祥精密模具（苏州）有限公司 | Mould is cut off in bending |
| CN207372149U (en) * | 2017-09-22 | 2018-05-18 | 天津钜祥精密模具有限公司 | The continuously shaped mold of shearing bending |
| CN209631974U (en) * | 2019-03-26 | 2019-11-15 | 苏州市艾西依钣金制造有限公司 | Company cuts band and repulses or subdue the enemy compression mould |
| CN212285529U (en) * | 2020-03-12 | 2021-01-05 | 露笑新能源技术有限公司 | Workpiece shearing, punching and bending compound die |
Also Published As
| Publication number | Publication date |
|---|---|
| CN114029395B (en) | 2023-07-07 |
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Address after: 266101 Haier Industrial Park, 1 Haier Road, hi tech park, Laoshan District, Shandong, Qingdao Patentee after: Kaos Mold (Qingdao) Co.,Ltd. Patentee after: Karos IoT Technology Co.,Ltd. Address before: 266101 Haier Industrial Park, 1 Haier Road, hi tech park, Laoshan District, Shandong, Qingdao Patentee before: Qingdao Haier Molds Co.,Ltd. Patentee before: Haier CAOS IOT Ecological Technology Co.,Ltd. |