CN114682681B - Mold and process for machining irregular plate - Google Patents
Mold and process for machining irregular plate Download PDFInfo
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- CN114682681B CN114682681B CN202210335144.7A CN202210335144A CN114682681B CN 114682681 B CN114682681 B CN 114682681B CN 202210335144 A CN202210335144 A CN 202210335144A CN 114682681 B CN114682681 B CN 114682681B
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- 238000000034 method Methods 0.000 title claims abstract description 15
- 230000008569 process Effects 0.000 title claims abstract description 10
- 230000001788 irregular Effects 0.000 title claims description 9
- 238000003754 machining Methods 0.000 title claims description 4
- 239000000178 monomer Substances 0.000 claims description 6
- 238000003672 processing method Methods 0.000 claims description 3
- 230000000712 assembly Effects 0.000 claims description 2
- 238000000429 assembly Methods 0.000 claims description 2
- 238000005516 engineering process Methods 0.000 abstract description 5
- 230000002159 abnormal effect Effects 0.000 abstract description 3
- 238000010586 diagram Methods 0.000 description 3
- 238000006073 displacement reaction Methods 0.000 description 3
- 238000005452 bending Methods 0.000 description 2
- 230000008859 change Effects 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000009471 action Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000003780 insertion Methods 0.000 description 1
- 230000037431 insertion Effects 0.000 description 1
- 238000000465 moulding Methods 0.000 description 1
- 238000003825 pressing Methods 0.000 description 1
- 238000004080 punching 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
- B21D37/00—Tools as parts of machines covered by this subclass
- B21D37/04—Movable or exchangeable mountings for tools
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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
- B21D37/00—Tools as parts of machines covered by this subclass
- B21D37/10—Die sets; Pillar guides
-
- 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
- B21D5/00—Bending sheet metal along straight lines, e.g. to form simple curves
- B21D5/006—Bending sheet metal along straight lines, e.g. to form simple curves combined with measuring of bends
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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
- B21D5/00—Bending sheet metal along straight lines, e.g. to form simple curves
- B21D5/02—Bending sheet metal along straight lines, e.g. to form simple curves on press brakes without making use of clamping means
- B21D5/0209—Tools therefor
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- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Bending Of Plates, Rods, And Pipes (AREA)
- Mounting, Exchange, And Manufacturing Of Dies (AREA)
Abstract
The invention discloses a processing die and a processing technology of a special-shaped plate, wherein the processing die comprises a frame body and a lower platform module arranged on the frame body; the two ends of the lower die are respectively and slidably connected to the upper end surface of the lower platform module, and the middle part of the lower die protrudes upwards by a preset height; the first adjusting push rod is connected to the lower platform module in a sliding manner along the vertical direction; the upper platform module is connected to the frame body in a sliding manner and is positioned right above the lower platform module; the two sides of the upper platform module are respectively connected with a second adjusting push rod in a sliding manner along the vertical direction; and the two ends of the upper die are respectively connected with the corresponding second adjusting push rods. The curved surface radius of the lower die and the upper die can be respectively adjusted by the adjusting push rod, so that the upper die and the lower die are pressed to process the abnormal plate with the preset curved surface radius, die equipment is not required to be replaced, the die equipment is suitable for processing workpieces with various sizes, the compatibility is strong, and the cost is effectively reduced.
Description
Technical Field
The invention relates to the technical field of dies, in particular to a processing die and a processing technology for a special-shaped plate.
Background
In the mold processing for producing the deformed plate, a hot stamping technology is often used, and the hot stamping is a forming method for obtaining a stamping part with excellent performance, so the hot stamping technology is widely favored by users.
The existing forming plate processing mould comprises a female die and a male die, and a plate is formed by punching the female die and the male die; however, the conventional female die and male die are fixed with a curved surface bending degree (namely, the radius of the curved surface is fixed), and one set of die can only process a curved abnormal plate; therefore, a plurality of sets of equipment with different curvature are needed to be purchased for the special-shaped plates with different curved surfaces, and the equipment investment cost is greatly increased.
In view of this, there is a need to improve the processing mold for the deformed plate in the prior art to solve the technical problem that the mold is fixed in bending and cannot process products with different curvatures.
Disclosure of Invention
The invention aims to provide a processing die and a processing technology for a special-shaped plate, which solve the technical problems.
To achieve the purpose, the invention adopts the following technical scheme:
in one aspect, a profiled bar processing die is provided, comprising:
a frame body;
the lower platform module is arranged on the frame body;
the two ends of the lower die are respectively connected to the upper end face of the lower platform module in a sliding manner, and the middle of the lower die protrudes upwards by a preset height;
the first adjusting push rod can move up and down relative to the lower platform module in the vertical direction, and one end part of the first adjusting push rod penetrates through the lower platform module and is abutted against the middle part of the lower die;
the upper platform module is connected to the frame body in a sliding manner and is positioned right above the lower platform module; two sides of the upper platform module are respectively connected with a second adjusting push rod; the second adjusting push rod can move up and down relative to the upper platform module along the vertical direction;
the two ends of the upper die are respectively connected with the corresponding second adjusting push rods; the middle part of the upper die protrudes upwards by a preset height and is propped against the upper platform module.
Optionally, two sides of the lower platform module are respectively provided with a first chute extending along a first direction, two sides of the lower die are respectively hinged with a connecting rod, and the connecting rods are slidably connected in the first chute; the first direction is the length direction of the lower platform module;
the connecting rod is provided with a first locking assembly, and the first locking assembly is used for locking the connecting rod to the lower platform module.
Optionally, two sides of the upper platform module are respectively provided with a second chute extending along the first direction, and the second adjusting push rod is slidably connected in the second chute;
the second locking assembly is arranged on the second adjusting push rod and used for locking the second adjusting push rod to the upper platform module.
Optionally, the first adjusting push rod and the second adjusting push rod are threaded rods respectively; the first locking component and the second locking component are locking nut components respectively;
the locking nut assembly comprises two locking nut monomers arranged at intervals, and the two locking nut monomers are respectively in threaded connection with the threaded rod and used for locking the threaded rod.
Optionally, a push block is disposed at an upper end of the first adjusting push rod, and the push block is abutted to a middle part of the lower die.
Optionally, the device further comprises a push rod which is pressed down, and an upper fixing plate is arranged on the upper end face of the frame body;
the push rod is screwed on the upper fixing plate along the vertical direction, and the lower end part of the push rod is connected with the upper platform module.
Optionally, a threaded section is arranged on the lower half section of the push rod, a threaded hole is formed in the upper fixing plate, and the threaded section is in threaded connection with the threaded hole;
the upper end of the push rod is provided with a rotary handle.
Optionally, a first bevel gear is arranged on the push rod;
the upper fixing plate is provided with a motor, an output shaft of the motor is connected with a second bevel gear, and the second bevel gear is meshed with the first bevel gear and used for driving the push rod to rotate.
Optionally, a first sliding rail is arranged on the upper end surface of the upper fixing plate, and the motor is slidably connected to the first sliding rail;
the output shaft comprises a first shaft part and a second shaft part which are sequentially arranged, one end, close to the second shaft part, of the first shaft part is provided with a clamping part, the second shaft part is provided with a clamping groove, and the clamping part is inserted into the clamping groove;
the slot wall of the clamping slot is provided with a jack, a bolt is arranged in the jack, one end part of the bolt is spliced with the first shaft part, and the first shaft part and the second shaft part are detachably connected.
On the other hand, there is also provided a processing method performed by the above-mentioned forming plate processing die for processing a plate to be processed, wherein the thickness of the plate to be processed is h, and the method includes:
pushing the first adjusting push rod to slide to a preset height along the vertical direction, so that the radius of the curved surface of the lower die is adjusted to a preset value r;
pushing the second adjusting push rod to slide to a preset height along the vertical direction, so that the curved surface radius of the upper die is adjusted to R, wherein R=h+r;
and placing the plate to be processed between the lower die and the upper die, and pushing the upper platform die set to slide downwards along the frame body until the lower die and the upper die are respectively tightly attached to the plate to be processed so as to process a finished product irregular plate.
Compared with the prior art, the invention has the following beneficial effects: when the device works, the first adjusting push rod is pushed to slide to a preset height along the vertical direction, and the first adjusting push rod pushes the middle part of the lower die to be upwards protruded, so that the radius of the curved surface of the lower die is adjusted to a required value; similarly, the second adjusting push rod is pushed to slide to a preset height along the vertical direction, so that the radius of the curved surface of the upper die is adjusted to a required value; the workpiece is placed between the lower die and the upper die, and then the upper platform die set is pushed to slide downwards along the frame body until the lower die and the upper die are respectively abutted with the upper end face and the lower end face of the workpiece, so that the workpiece is stamped to the required curved surface radius. The curved surface radius of the lower die and the upper die can be respectively adjusted by the adjusting push rod, so that the upper die and the lower die are pressed to process the abnormal plate with the preset curved surface radius, die equipment is not required to be replaced, the die equipment is suitable for processing workpieces with various sizes, the compatibility is strong, and the cost is effectively reduced.
Drawings
In order to more clearly illustrate the embodiments of the invention or the technical solutions of the prior art, the drawings which are used in the description of the embodiments or the prior art will be briefly described, it being obvious that the drawings in the description below are only some embodiments of the invention, and that other drawings can be obtained from these drawings without inventive faculty for a person skilled in the art.
The structures, proportions, sizes, etc. shown in the drawings are shown only in connection with the present disclosure, and are not intended to limit the scope of the invention, since any modification, variation in proportions, or adjustment of the size, etc. of the structures, proportions, etc. should be considered as falling within the spirit and scope of the invention, without affecting the effect or achievement of the objective.
Fig. 1 is a schematic view of the structure of the forming die for forming the forming plate.
Fig. 2 is a schematic diagram of the front view structure of the forming die for forming the irregular plate.
Fig. 3 is a schematic structural diagram of one of the pushing modes of the forming die.
Fig. 4 is a schematic structural diagram of a second pushing mode of the forming die.
Fig. 5 is a schematic structural view of a third pushing mode of the forming die.
Fig. 6 is a schematic structural view of an output shaft of a motor of the present forming die.
Illustration of: the frame body 1, the lower platform module 2, the lower die 3, the first adjusting push rod 4, the upper platform module 5, the second adjusting push rod 6, the upper die 7, the first sliding chute 8, the connecting rod 9, the first locking component 10, the second sliding chute 11, the second locking component 12, the push block 13, the push rod 14, the upper fixing plate 15, the rotary handle 16, the first bevel gear 17, the motor 18, the second bevel gear 19, the first sliding rail 20, the first shaft part 21, the second shaft part 22, the clamping part 23, the clamping groove 24 and the bolt 25.
Detailed Description
In order to make the objects, features and advantages of the present invention more comprehensible, the technical solutions in the embodiments of the present invention are described in detail below with reference to the accompanying drawings, and it is apparent that the embodiments described below are only some embodiments of the present invention, but not all embodiments of the present invention. All other embodiments, which can be made by those skilled in the art based on the embodiments of the invention without making any inventive effort, are intended to be within the scope of the invention.
In the description of the present invention, it should be understood that the directions or positional relationships indicated by the terms "upper", "lower", "top", "bottom", "inner", "outer", etc. are based on the directions or positional relationships shown in the drawings, are merely for convenience of describing the present invention and simplifying the description, and do not indicate or imply that the devices or elements referred to must have a specific orientation, be constructed and operated in a specific orientation, and thus should not be construed as limiting the present invention. It is noted that when one component is referred to as being "connected" to another component, it can be directly connected to the other component or intervening components may also be present.
The technical scheme of the invention is further described below by the specific embodiments with reference to the accompanying drawings.
Referring to fig. 1 to 6, the present invention provides a forming die for forming a deformed plate, comprising:
a frame body 1;
the lower platform module 2 is arranged on the frame body 1;
the two ends of the lower die 3 are respectively connected to the upper end face of the lower platform module 2 in a sliding manner, and the middle of the lower die 3 protrudes upwards by a preset height;
the first adjusting push rod 4 can move up and down relative to the lower platform module 2 along the vertical direction, and one end part of the first adjusting push rod 4 passes through the lower platform module 2 and is abutted against the middle part of the lower die 3;
the upper platform module 5 is connected to the frame body 1 in a sliding manner and is positioned right above the lower platform module 2; two sides of the upper platform module 5 are respectively connected with a second adjusting push rod 6; the second adjusting push rod 6 can move up and down relative to the upper platform module 5 along the vertical direction;
the two ends of the upper die 7 are respectively connected with the corresponding second adjusting push rods 6; the middle part of the upper die 7 protrudes upwards by a preset height and is propped against the upper platform module 5.
When the first adjusting push rod 4 pushes the middle protruding height of the lower die 3 to change, the two end portions of the lower die 3 slide to a preset position relative to the lower platform module 2 so as to adapt to the change of the curved surface radius of the lower die 3; the curved surface radius adjustment principle of the upper die 7 is the same;
the working principle of the invention is as follows: when the lower die is in operation, the first adjusting push rod 4 is pushed to slide to a preset height along the vertical direction, and the first adjusting push rod 4 pushes the middle part of the lower die 3 to be upwards protruded, so that the radius of the curved surface of the lower die 3 is adjusted to a required value; similarly, the second adjusting push rod 6 is pushed to slide to a preset height along the vertical direction, so that the radius of the curved surface of the upper die 7 is adjusted to a required value; the workpiece is placed between the lower die 3 and the upper die 7, and then the upper platform die set 5 is pushed to slide downwards along the frame body 1 until the lower die 3 and the upper die 7 are respectively abutted with the upper end face and the lower end face of the workpiece, so that the workpiece is stamped to a required curved surface radius. Compared with the processing die in the prior art, the processing die for the irregular plate can respectively adjust the curved surface radiuses of the lower die 3 and the upper die 7 through the adjusting push rod, so that the upper die 7 and the lower die 3 are pressed to process the irregular plate with the preset curved surface radius, die equipment is not required to be replaced, the processing die is suitable for processing workpieces with various sizes, the compatibility is strong, and the cost is effectively reduced.
In this embodiment, two sides of the lower platform module 2 are respectively provided with a first chute 8 extending along a first direction, two sides of the lower mold 3 are respectively hinged with a connecting rod 9, and the connecting rods 9 are slidably connected in the first chute 8; the first direction is the length direction of the lower platform module 2;
the connecting rod 9 is provided with a first locking assembly 10, and the first locking assembly 10 is used for locking the connecting rod 9 to the lower platform module 2.
The lower die 3 is slidably connected to the lower platform module 2 through the connecting rod 9, and when the radius of the curved surface of the lower die 3 is adjusted, two ends of the lower die 3 are close to or far away from each other;
the positions of both end portions of the lower mold 3 are fixed by the first locking assembly 10, thereby fixing the radius of the curved surface of the lower mold 3.
Further illustratively, two sides of the upper platform module 5 are respectively provided with a second chute 11 extending along the first direction, and the second adjusting push rod 6 is slidably connected in the second chute 11;
the second adjusting push rod 6 is provided with a second locking component 12, and the second locking component 12 is used for locking the second adjusting push rod 6 to the upper platform module 5.
Similarly, the height of the second adjusting push rod 6 is fixed by the second locking component 12, so that the curved surface radius of the upper die 7 is fixed.
In this embodiment, the first adjusting push rod 4 and the second adjusting push rod 6 are respectively threaded rods; the first locking assembly 10 and the second locking assembly 12 are respectively locking nut assemblies;
the locking nut assembly comprises two locking nut monomers arranged at intervals, and the two locking nut monomers are respectively in threaded connection with the threaded rod and used for locking the threaded rod.
It should be noted that, the first adjusting push rod 4 and the second adjusting push rod 6 are respectively provided with scale marks along the length direction, and through the scale marks, accurate adjustment of the heights of the first adjusting push rod 4 and the second adjusting push rod 6 can be realized.
As another alternative of this embodiment, the device further includes an intelligent system (which is self-contained and may be a computer, for example), where a first driving member is connected to the lower end portion of the first adjusting push rod 4, and a driving end of the first driving member is connected to the first adjusting push rod 4, and is used to drive the first adjusting push rod 4 to move linearly in a vertical direction; the fixed end of the first driving piece is arranged on the frame body 1; the first driving piece can be any one of a cylinder, a hydraulic cylinder or a motor;
the first adjusting push rod 4 is further provided with a displacement sensor for detecting the position height of the first adjusting push rod 4.
The first driving piece operates to drive the first adjusting push rod 4 to lift, so that the curved surface radius of the lower die 3 is adjusted;
the specific working principle is as follows:
the target curved surface radius of the lower die 3 is preset, the intelligent system automatically calculates the required preset height of the first adjusting push rod 4 through the target curved surface radius, the first driving piece operates to drive the first adjusting push rod 4 to lift, when the displacement sensor detects that the first adjusting push rod 4 is displaced to the required preset height, a feedback signal is sent to the intelligent system, the intelligent system controls the first driving piece to stop operating, automatic adjustment of the curved surface radius of the lower die 3 is achieved, the driving piece can automatically lock the first adjusting push rod 4, the position precision of the first adjusting push rod 4 is improved, and therefore the precision of the lower die 3 is improved.
Similarly, the upper end of the second adjusting push rod 6 is connected with a second driving part, the driving end of the second driving part is connected with the second adjusting push rod 6, the fixed end of the second adjusting push rod 6 is slidably connected to the frame body 1 along the first direction, that is, the second driving part can slide along the first direction in synchronization with the second adjusting push rod 6, and the second adjusting push rod 6 is provided with a displacement sensor, and the action principle is the same as that described above.
In this embodiment, a push block 13 is disposed at an upper end portion of the first adjusting push rod 4, and the push block 13 abuts against a middle portion of the lower mold 3. The pushing block 13 is used for pushing the middle part of the lower die 3 to protrude to a preset height, and the pushing block 13 is used for increasing the contact area with the lower die 3, so that the stress of the lower die 3 is uniform.
In this embodiment, the forming die further includes a push rod 14, and an upper fixing plate 15 is disposed on an upper end surface of the frame body 1;
the push rod 14 is screwed to the upper fixing plate 15 along the vertical direction, and the lower end of the push rod 14 is connected to the upper platform module 5. The upper platform module 5 and the lower die 3 can be pushed to integrally move downwards by the push rod 14, so that the workpiece is pressed for molding.
Further illustratively, the lower half section of the push rod 14 is provided with a threaded section, the upper fixing plate 15 is provided with a threaded hole, and the threaded section is in threaded connection with the threaded hole;
the upper end of the push rod 14 is provided with a rotary handle 16.
The present solution provides one of the pushing modes of the push rod 14, namely, manual pushing by using the rotary handle 16. When in operation, the rotating handle 16 is rotated to drive the threaded section to rotate along the threaded hole, so that the push rod 14 is pushed down to move along the vertical direction, so as to push the upper platform module 5 to move downwards.
Specifically, the push rod 14 is provided with a first bevel gear 17;
the upper fixing plate 15 is provided with a motor 18, an output shaft of the motor 18 is connected with a second bevel gear 19, and the second bevel gear 19 is meshed with the first bevel gear 17 and is used for driving the push rod 14 to rotate.
The second pushing mode of the push rod 14 is provided, the motor 18 drives the second bevel gear 19 to rotate, and the second bevel gear 19 drives the first bevel gear 17 to rotate, so that the push rod 14 is driven to rotate.
As a preferable solution of this embodiment, the upper end surface of the upper fixing plate 15 is provided with a first sliding rail 20, and the motor 18 is slidably connected to the first sliding rail 20;
the output shaft comprises a first shaft part 21 and a second shaft part 22 which are sequentially arranged, one end, close to the second shaft part, of the first shaft part 21 is provided with a clamping part 23, the second shaft part 22 is provided with a clamping groove 24, the clamping part 23 is inserted into the clamping groove 24, a slot wall of the clamping groove 24 is provided with a slot hole, a plug pin 25 is arranged in the slot hole, and one end part of the plug pin 25 is inserted into the first shaft part 21, so that the first shaft part 21 and the second shaft part 22 are detachably connected.
The proposal also provides a pushing mode III, namely the rotary handle 16 and the motor 18 are arranged at the same time, and the pushing push rod 14 is pushed by adopting a manual and electric combined mode; during operation, the motor 18 pushes the lower die 3 to move downwards, a part of clearance exists between the upper die 7 and the lower die 3, so that the workpiece is pressed unevenly, and then the workpiece is further pressed in a manual pressing manner, so that the processing effect on the workpiece is improved, and the surface flatness of the workpiece is ensured.
It should be noted that, in order to avoid the need to overcome the additional work of the motor 18 when manually pushing, the output shaft of the motor 18 is provided as two detachable shaft portions. Referring to fig. 6, the first shaft 21 is inserted in the insertion direction.
When manual operation is needed, the first shaft part 21 and the second shaft part 22 are unlocked by pulling out the pin, and the motor is pushed to move along the direction away from the push rod 14; when electric pushing is needed, the clamping part 23 is inserted into the clamping groove 24, and the plug pin 25 is inserted into the first shaft part 21, so that the first shaft part 21 and the second shaft part 22 are connected into a whole shaft; the latch 25 is used for limiting the first shaft 21, so as to avoid the problem that the first shaft 21 falls off. Therefore, the function compatible with both manual and electric modes is realized, and the method is applicable to different operation requirements.
Embodiment two:
the invention also provides a processing method, which is executed by the processing die for the irregular plate in the first embodiment and is used for processing a plate to be processed, wherein the thickness of the plate to be processed is h, and the method comprises the following steps:
pushing the first adjusting push rod to slide to a preset height along the vertical direction, so that the radius of the curved surface of the lower die is adjusted to a preset value r;
pushing the second adjusting push rod to slide to a preset height along the vertical direction, so that the curved surface radius of the upper die is adjusted to R, wherein R=h+r;
and placing the plate to be processed between the lower die and the upper die, and pushing the upper platform die set to slide downwards along the frame body until the lower die and the upper die are respectively tightly attached to the plate to be processed so as to process a finished product irregular plate.
The above embodiments are only for illustrating the technical solution of the present invention, and not for limiting the same; although the invention has been described in detail with reference to the foregoing embodiments, it will be understood by those of ordinary skill in the art that: the technical scheme described in the foregoing embodiments can be modified or some technical features thereof can be replaced by equivalents; such modifications and substitutions do not depart from the spirit and scope of the technical solutions of the embodiments of the present invention.
Claims (9)
1. A profiled plate tooling mold, characterized by comprising:
a frame body (1);
the lower platform module (2) is arranged on the frame body (1);
the two ends of the lower die (3) are respectively connected to the upper end face of the lower platform module (2) in a sliding manner, and the middle of the lower die (3) protrudes upwards by a preset height;
the first adjusting push rod (4) can move up and down relative to the lower platform module (2) along the vertical direction, and one end part of the first adjusting push rod (4) penetrates through the lower platform module (2) and is abutted against the middle part of the lower die (3);
the upper platform module (5) is connected to the frame body (1) in a sliding manner and is positioned right above the lower platform module (2); two sides of the upper platform module (5) are respectively connected with a second adjusting push rod (6); the second adjusting push rod (6) can move up and down relative to the upper platform module (5) along the vertical direction;
the two ends of the upper die (7) are respectively connected with the corresponding second adjusting push rod (6); the middle part of the upper die (7) protrudes upwards by a preset height and is abutted against the upper platform module (5);
the two sides of the lower platform module (2) are respectively provided with a first chute (8) extending along a first direction, the two sides of the lower die (3) are respectively hinged with a connecting rod (9), and the connecting rods (9) are connected in the first chute (8) in a sliding manner; the first direction is the length direction of the lower platform module (2);
the connecting rod (9) is provided with a first locking assembly (10), and the first locking assembly (10) is used for locking the connecting rod (9) to the lower platform module (2).
2. The profiled bar processing mold according to claim 1, characterized in that two sides of the upper platform module (5) are respectively provided with a second chute (11) extending along a first direction, and the second adjusting push rod (6) is slidingly connected in the second chute (11);
the second adjusting push rod (6) is provided with a second locking component (12), and the second locking component (12) is used for locking the second adjusting push rod (6) on the upper platform module (5).
3. The profiled plate machining die according to claim 2, characterized in that the first adjusting push rod (4) and the second adjusting push rod (6) are respectively threaded rods; the first locking assembly (10) and the second locking assembly (12) are respectively locking nut assemblies;
the locking nut assembly comprises two locking nut monomers arranged at intervals, and the two locking nut monomers are respectively in threaded connection with the threaded rod and used for locking the threaded rod.
4. The profiled bar machining die according to claim 1, characterized in that an upper end portion of the first adjusting push rod (4) is provided with a push block (13), and the push block (13) is abutted against a middle portion of the lower die (3).
5. The profiled bar processing die as claimed in claim 1, further comprising a push rod (14), an upper fixing plate (15) being provided on an upper end surface of the frame body (1);
the pushing rod (14) is connected with the upper fixing plate (15) in a threaded mode along the vertical direction, and the lower end portion of the pushing rod (14) is connected with the upper platform module (5).
6. The profiled bar processing mold according to claim 5, characterized in that a lower half section of the push rod (14) is provided with a threaded section, the upper fixing plate (15) is provided with a threaded hole, and the threaded section is in threaded connection with the threaded hole;
the upper end part of the push rod (14) is provided with a rotary handle (16).
7. The profiled bar tooling mold according to claim 5, characterized in that the push down bar (14) is provided with a first bevel gear (17);
the upper fixing plate (15) is provided with a motor (18), an output shaft of the motor (18) is connected with a second bevel gear (19), and the second bevel gear (19) is meshed with the first bevel gear (17) and used for driving the push rod (14) to rotate.
8. The profiled bar processing mold according to claim 7, characterized in that a first slide rail (20) is provided on an upper end surface of the upper fixing plate (15), and the motor (18) is slidably connected to the first slide rail (20);
the output shaft comprises a first shaft part (21) and a second shaft part (22) which are sequentially arranged, a clamping part (23) is arranged at one end, close to the second shaft part (22), of the first shaft part (21), a clamping groove (24) is formed in the second shaft part, and the clamping part (23) is inserted into the clamping groove (24);
the slot wall of joint groove (24) has seted up the jack, be provided with bolt (25) in the jack, the one end of bolt (25) with first shaft portion (21) grafting makes first shaft portion (21) with second shaft portion (22) detachable connection.
9. A processing method, performed by the profiled-sheet processing die according to any one of claims 1 to 8, for processing a sheet to be processed having a thickness h, the method comprising:
pushing the first adjusting push rod to slide to a preset height along the vertical direction, so that the radius of the curved surface of the lower die is adjusted to a preset value r;
pushing the second adjusting push rod to slide to a preset height along the vertical direction, so that the curved surface radius of the upper die is adjusted to R, wherein R=h+r;
and placing the plate to be processed between the lower die and the upper die, and pushing the upper platform die set to slide downwards along the frame body until the lower die and the upper die are respectively tightly attached to the plate to be processed so as to process a finished product irregular plate.
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| CN114951368B (en) * | 2022-08-02 | 2023-03-24 | 启东市春晨机械有限公司 | Bending machine with adjustable bending radius |
| CN115055552B (en) * | 2022-08-18 | 2023-08-11 | 林元(唐山)彩板钢结构制造有限公司 | Radius adjustable bender |
| CN117250093B (en) * | 2023-11-13 | 2024-02-13 | 广东环威电线电缆股份有限公司 | Tensile property test equipment of cable |
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