CN114682681A - Special-shaped plate machining die and machining process - Google Patents
Special-shaped plate machining die and machining process Download PDFInfo
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- CN114682681A CN114682681A CN202210335144.7A CN202210335144A CN114682681A CN 114682681 A CN114682681 A CN 114682681A CN 202210335144 A CN202210335144 A CN 202210335144A CN 114682681 A CN114682681 A CN 114682681A
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- 238000003754 machining Methods 0.000 title claims description 9
- 238000012545 processing Methods 0.000 claims abstract description 41
- 206010066054 Dysmorphism Diseases 0.000 claims abstract description 5
- 238000000034 method Methods 0.000 claims description 11
- 238000003825 pressing Methods 0.000 claims description 11
- 239000000178 monomer Substances 0.000 claims description 6
- 230000008569 process Effects 0.000 claims description 5
- 230000000712 assembly Effects 0.000 claims description 3
- 238000000429 assembly Methods 0.000 claims description 3
- 230000008859 change Effects 0.000 abstract description 5
- 238000005516 engineering process Methods 0.000 abstract description 3
- 238000005452 bending Methods 0.000 description 3
- 238000006073 displacement reaction Methods 0.000 description 3
- 230000000694 effects Effects 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 238000003672 processing method Methods 0.000 description 2
- 230000009471 action Effects 0.000 description 1
- 238000013459 approach Methods 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 210000002421 cell wall Anatomy 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
- 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)
- Mounting, Exchange, And Manufacturing Of Dies (AREA)
- Bending Of Plates, Rods, And Pipes (AREA)
Abstract
The invention discloses a special-shaped plate processing die and a processing technology, comprising a frame body and a lower platform module arranged on the frame body; the two end parts of the lower die are respectively connected to the upper end surface of the lower platform module in a sliding manner, 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 mode 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; two side parts of the upper platform module are respectively connected with a second adjusting push rod in a sliding way along the vertical direction; and two end parts of the upper die are respectively connected with the corresponding second adjusting push rods. This dysmorphism board mold processing can adjust the curved surface radius of bed die and last mould respectively through adjusting the push rod to mould and bed die pressfitting processing out the dysmorphism board of presetting curved surface radius on making, need not to change mould equipment, are applicable to the processing of various size work pieces, and the compatibility is strong, the cost is reduced effectively.
Description
Technical Field
The invention relates to the technical field of dies, in particular to a special-shaped plate machining die and a machining process.
Background
In the processing of dies for producing shaped plates, hot stamping is often used, and hot stamping is a molding method for obtaining stamped parts with excellent performance, so that the hot stamping technology is widely favored by users.
The existing special-shaped plate processing die 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 the conventional 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 special-shaped plate with one bending degree; therefore, for the special-shaped plates with different curved surfaces, a plurality of sets of equipment with different curvatures need to be purchased, and the equipment investment cost is greatly increased.
In view of this, it is necessary to improve the special-shaped plate processing mold in the prior art to solve the technical problem that products with different curvatures cannot be processed due to the fixed bending of the mold.
Disclosure of Invention
The invention aims to provide a special-shaped plate processing die and a processing technology, which are used for solving the technical problems.
In order to achieve the purpose, the invention adopts the following technical scheme:
in one aspect, a sketch plate processing die is provided, including:
a frame body;
the lower platform module is arranged on the frame body;
the two end parts of the lower die are respectively connected to the upper end surface of the lower platform module in a sliding manner, and the middle part 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 along the vertical direction, and one end 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 mode and is positioned right above the lower platform module; two side parts 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 end parts of the upper die are respectively connected with the corresponding second adjusting push rods; the middle part of the upper die protrudes upwards for a preset height and is abutted with the upper platform module.
Optionally, two side portions of the lower platform module are respectively provided with a first sliding groove extending along a first direction, two side portions of the lower die are respectively hinged with a connecting rod, and the connecting rod is slidably connected in the first sliding groove; 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 side portions of the upper platform module are respectively provided with a second sliding groove extending along a first direction, and the second adjusting push rod is slidably connected in the second sliding groove;
and a second locking assembly is arranged on the second adjusting push rod and used for locking the second adjusting push rod on the upper platform module.
Optionally, the first adjusting push rod and the second adjusting push rod are threaded rods respectively; the first locking assembly and the second locking assembly are respectively locking nut assemblies;
the locking nut assembly comprises two locking nut monomers which are arranged at intervals, and the two locking nut monomers are in threaded connection with the threaded rod respectively and used for locking the threaded rod.
Optionally, a pushing block is arranged at the upper end of the first adjusting push rod, and the pushing block abuts against the middle of the lower die.
Optionally, the rack further comprises a downward pressing push rod, and an upper fixing plate is arranged on the upper end face of the rack body;
the lower end part of the lower push rod is connected with the upper platform module.
Optionally, a threaded section is arranged at the lower half section of the pressing 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 part of the downward pressing push rod is provided with a rotating handle.
Optionally, a first bevel gear is arranged on the downward pressing 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-down push rod to rotate.
Optionally, a first slide rail is arranged on the upper end surface of the upper fixing plate, and the motor is connected to the first slide rail in a sliding manner;
the output shaft comprises a first shaft part and a second shaft part which are sequentially arranged, wherein a clamping part is arranged at one end of the first shaft part close to the second shaft part, a clamping groove is formed in the second shaft part, and the clamping part is inserted in the clamping groove;
the wall of the clamping groove is provided with a jack, a bolt is arranged in the jack, one end of the bolt is connected with the first shaft part in an inserting mode, and the first shaft part and the second shaft part are detachably connected.
In another aspect, a processing method performed by the above special-shaped plate processing mold for processing a plate to be processed, where a thickness of the plate to be processed is h, is further provided, 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, and adjusting the radius of the curved surface of the upper die to R, wherein R is h + R;
and placing the plate to be processed between the lower die and the upper die, and pushing the upper platform module to slide downwards along the frame body to the position where the lower die and the upper die are tightly attached to the plate to be processed respectively so as to process a finished product special-shaped 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, the first adjusting push rod can push the middle part of the lower die to protrude upwards, and therefore the radius of the curved surface of the lower die is adjusted to a required value; similarly, pushing the second adjusting push rod 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; and placing the workpiece between the lower die and the upper die, and pushing the upper platform module to slide downwards along the frame body until the lower die and the upper die are respectively abutted against the upper end surface and the lower end surface of the workpiece, so that the workpiece is stamped to the required curved surface radius. This dysmorphism board mold processing can adjust the curved surface radius of bed die and last mould respectively through adjusting the push rod to mould and bed die pressfitting processing out the dysmorphism board of presetting curved surface radius on making, need not to change mould equipment, are applicable to the processing of various size work pieces, and the compatibility is strong, the cost is reduced effectively.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to these drawings without inventive exercise.
The structure, proportion, size and the like shown in the drawings are only used for matching with the content disclosed in the specification, so that the person skilled in the art can understand and read the description, and the description is not used for limiting the limit condition of the implementation of the invention, so the method has no technical essence, and any structural modification, proportion relation change or size adjustment still falls within the scope of the technical content disclosed by the invention without affecting the effect and the achievable purpose of the invention.
Fig. 1 is a schematic structural view of the special-shaped plate processing mold during processing.
Fig. 2 is a schematic front view of the special-shaped plate processing mold.
Fig. 3 is a schematic structural view of one of the pushing modes of the special-shaped plate processing mold.
Fig. 4 is a schematic structural view of a second pushing manner of the special-shaped plate processing mold.
Fig. 5 is a schematic structural view of a third pushing manner of the special-shaped plate processing mold.
Fig. 6 is a schematic structural view of an output shaft of a motor of the special-shaped plate processing die.
Illustration of the drawings: support body 1, lower platform module 2, bed die 3, first regulation push rod 4, go up platform module 5, second regulation push rod 6, go up mould 7, first spout 8, connecting rod 9, first locking component 10, second spout 11, second locking component 12, ejector pad 13, push down push rod 14, an upper fixed plate 15, rotatory handle 16, first bevel gear 17, motor 18, second bevel gear 19, first slide rail 20, first axial region 21, second axial region 22, joint portion 23, joint groove 24, bolt 25.
Detailed Description
In order to make the objects, features and advantages of the present invention more obvious and understandable, the technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the embodiments described below are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
In the description of the present invention, it is to be understood that the terms "upper", "lower", "top", "bottom", "inner", "outer", and the like, indicate orientations or positional relationships based on those shown in the drawings, and are used only for convenience in describing the present invention and for simplicity in description, and do not indicate or imply that the referenced devices or elements must have a particular orientation, be constructed and operated in a particular orientation, and thus, are not to be construed as limiting the present invention. It should be 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 explained by the specific implementation mode in combination with the attached drawings.
Referring to fig. 1 to 6, the present invention provides a special-shaped plate processing mold, including:
a frame body 1;
the lower platform module 2 is arranged on the frame body 1;
the two end parts of the lower die 3 are respectively connected to the upper end surface of the lower platform die set 2 in a sliding manner, and the middle part of the lower die 3 protrudes upwards by a preset height;
the first adjusting push rod 4 can vertically move relative to the lower platform module 2, and one end 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 side parts of the upper platform module 5 are respectively connected with a second adjusting push rod 6; the second adjusting push rod 6 can vertically move relative to the upper platform module 5;
the two end parts 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 for a preset height and is abutted with the upper platform die set 5.
It should be noted that when the first adjusting push rod 4 pushes the middle protruding height of the lower mold 3 to change, the two end portions of the lower mold 3 will slide to a preset position relative to the lower platform module 2 to adapt to the change of the radius of the curved surface of the lower mold 3; the principle of adjusting the radius of the curved surface of the upper die 7 is the same;
the working principle of the invention is as follows: when the device works, the first adjusting push rod 4 is pushed to slide to a preset height along the vertical direction, the first adjusting push rod 4 pushes the middle part of the lower die 3 to bulge upwards, and therefore 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; and placing a workpiece between the lower die 3 and the upper die 7, and then pushing the upper platform module 5 to slide downwards along the frame body 1, wherein the lower die 3 and the upper die 7 are respectively abutted against the upper end surface and the lower end surface of the workpiece, so that the workpiece is stamped to the required radius of the curved surface. Compared with a processing die in the prior art, the special-shaped plate processing die can respectively adjust the curved surface radius 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 a special-shaped plate with a preset curved surface radius, die equipment does not need to be replaced, the special-shaped plate processing die is suitable for processing workpieces with various sizes, and is high in compatibility and effectively reduced in cost.
In this embodiment, two side portions of the lower platform module 2 are respectively provided with a first sliding groove 8 extending along a first direction, two side portions of the lower mold 3 are respectively hinged with a connecting rod 9, and the connecting rod 9 is slidably connected in the first sliding groove 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 on the lower platform module 2.
It should be noted that, the lower mold 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 mold 3 is adjusted, the two end portions of the lower mold 3 will approach or move 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 curvature of the lower mold 3.
Further, two side portions of the upper platform module 5 are respectively provided with a second sliding chute 11 extending along a first direction, and the second adjusting push rod 6 is slidably connected in the second sliding chute 11;
and a second locking component 12 is arranged on the second adjusting push rod 6, and the second locking component 12 is used for locking the second adjusting push rod 6 on 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 radius of the curved surface of the upper die 7 is fixed.
In this embodiment, the first adjusting push rod 4 and the second adjusting push rod 6 are threaded rods respectively; 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 which are arranged at intervals, and the two locking nut monomers are in threaded connection with the threaded rod respectively 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 the accurate adjustment of the heights of the first adjusting push rod 4 and the second adjusting push rod 6 can be realized through the scale marks.
As another alternative of this embodiment, an intelligent system (which is self-contained, and may be a computer, for example) is further included, a first driving member is connected to the lower end 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, so as to drive the first adjusting push rod 4 to move linearly in the 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 an air cylinder, a hydraulic cylinder or a motor;
the first adjusting push rod 4 is further provided with a displacement sensor for detecting the height of the first adjusting push rod 4.
The first adjusting push rod 4 is driven to ascend and descend by the operation of the first driving piece, so that the adjustment of the radius of the curved surface of the lower die 3 is realized;
the specific working principle is as follows:
presetting a target curved surface radius of a lower die 3, automatically calculating a preset height required by a first adjusting push rod 4 by an intelligent system through the target curved surface radius, driving the first adjusting push rod 4 to ascend and descend by a first driving part, and feeding back a signal to the intelligent system when the first adjusting push rod 4 is displaced to the required preset height by a displacement sensor, controlling the first driving part to stop running by the intelligent system to realize automatic adjustment of the curved surface radius of the lower die 3, and automatically locking the first adjusting push rod 4 by the driving part to improve the position precision of the first adjusting push rod 4, thereby improving the precision of the lower die 3.
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 connected with the frame body 1 in a sliding mode along the first direction, namely, the second driving part can slide along the first direction synchronously with the second adjusting push rod 6, a displacement sensor is arranged on the second adjusting push rod 6, and the action principle is the same as that described above.
In this embodiment, the upper end of the first adjusting push rod 4 is provided with a push block 13, and the push block 13 abuts against the middle of the lower mold 3. The middle of the lower die 3 is pushed to protrude by a preset height through the push block 13, and the push block 13 is used for increasing the contact area with the lower die 3, so that the lower die 3 is stressed uniformly.
In this embodiment, the special-shaped plate processing mold further includes a pressing push rod 14, and an upper fixing plate 15 is disposed on an upper end surface of the frame body 1;
the downward-pressing push rod 14 is in threaded connection with the upper fixing plate 15 along the vertical direction, and the lower end portion of the downward-pressing push rod 14 is connected with 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-down push rod 14, so that a pressed workpiece is formed.
Further, a threaded section is arranged at the lower half section of the lower push rod 14, a threaded hole is formed in the upper fixing plate 15, and the threaded section is in threaded connection with the threaded hole;
the upper end of the push-down rod 14 is provided with a rotary knob 16.
The present solution provides one of the pushing ways of said push-down rod 14, i.e. manual pushing with the rotating handle 16. When the device works, the rotating handle 16 is rotated to drive the thread section to rotate along the threaded hole, so that the push-down rod 14 moves along the vertical direction to push the upper platform module 5 to move downwards.
Specifically, the push-down 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 used for driving the push-down rod 14 to rotate.
According to the scheme, a second pushing mode of the push-down 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-down 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 slide rail 20, and the motor 18 is slidably connected to the first slide rail 20;
the output shaft is including the first axial region 21 and the second axial region 22 that set gradually, first axial region 21 is close to the one end of second axial region is provided with joint portion 23, second axial region 22 is provided with joint groove 24, joint portion 23 peg graft in joint groove 24, the jack has been seted up to the cell wall in joint groove 24, be provided with bolt 25 in the jack, a tip of bolt 25 with first axial region 21 pegs graft, makes first axial region 21 with the connection can be dismantled to second axial region 22.
The scheme also provides a third pushing mode, namely the rotating handle 16 and the motor 18 are arranged at the same time, and the pushing push rod 14 is pushed in a manual and electric combined mode; during operation, the motor 18 pushes the lower die 3 to move downwards, a partial gap exists between the upper die 7 and the lower die 3, so that the workpiece is not pressed smoothly, and then the manual pressing mode is adopted for further pressing, 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 extra work to be done against the motor 18 when manually pushing, the output shaft of the motor 18 is provided as two detachable shaft portions. As shown in fig. 6, the insertion direction of the first shaft 21 is shown.
When manual operation is needed, the pin is pulled out, so that the first shaft part 21 and the second shaft part 22 are unlocked, and the pushing motor moves in the direction away from the push rod 14; when the electric pushing is needed, the clamping part 23 is inserted into the clamping groove 24, and the bolt 25 is inserted onto the first shaft part 21, so that the first shaft part 21 and the second shaft part 22 are connected into an integral shaft; the bolt 25 is used for limiting the first shaft part 21 and avoiding the problem that the first shaft part 21 falls off. Therefore, the function of compatibility of a manual mode and an electric mode is realized, and the device is suitable for different operation requirements.
Example two:
the invention also provides a processing method, which is executed by the special-shaped plate processing die 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, and adjusting the radius of the curved surface of the upper die to R, wherein R is h + R;
and placing the plate to be processed between the lower die and the upper die, and pushing the upper platform module to slide downwards along the frame body to the position where the lower die and the upper die are tightly attached to the plate to be processed respectively so as to process a finished product special-shaped plate.
The above-mentioned embodiments are only used for illustrating the technical solutions of the present invention, and not for limiting the same; although the present invention has been described in detail with reference to the foregoing embodiments, it should be understood by those of ordinary skill in the art that: the technical solutions described in the foregoing embodiments may still be modified, or some technical features may be equivalently replaced; and such modifications or substitutions do not depart from the spirit and scope of the corresponding technical solutions of the embodiments of the present invention.
Claims (10)
1. The utility model provides a dysmorphism board mold processing which characterized in that includes:
a frame body (1);
the lower platform module (2) is arranged on the frame body (1);
the two end parts of the lower die (3) are respectively connected to the upper end surface of the lower platform die set (2) in a sliding manner, and the middle part of the lower die (3) protrudes upwards for 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 side parts of the upper platform module (5) are respectively connected with a second adjusting push rod (6); the second adjusting push rod (6) can vertically move relative to the upper platform module (5);
the two end parts 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 for a preset height and is abutted with the upper platform module (5).
2. The profiled sheet processing die of claim 1, wherein two side portions of the lower platform module (2) are respectively provided with a first sliding groove (8) extending along a first direction, two side portions of the lower die (3) are respectively hinged with a connecting rod (9), and the connecting rods (9) are slidably connected in the first sliding grooves (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) on the lower platform module (2).
3. The profiled sheet processing die of claim 2, wherein two side portions of the upper platform die set (5) are respectively provided with a second sliding groove (11) extending along a first direction, and the second adjusting push rod (6) is slidably connected in the second sliding groove (11);
and a second locking assembly (12) is arranged on the second adjusting push rod (6), and the second locking assembly (12) is used for locking the second adjusting push rod (6) on the upper platform module (5).
4. The profiled sheet processing die of claim 3, wherein the first adjusting push rod (4) and the second adjusting push rod (6) are threaded rods, respectively; 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 which are arranged at intervals, and the two locking nut monomers are in threaded connection with the threaded rod respectively and used for locking the threaded rod.
5. The profiled sheet processing die according to claim 1, characterized in that the upper end of the first adjusting push rod (4) is provided with a push block (13), and the push block (13) abuts against the middle of the lower die (3).
6. The sketch plate processing die according to claim 1, further comprising a downward-pressing push rod (14), wherein an upper fixing plate (15) is arranged on the upper end face of the frame body (1);
the lower end of the lower push rod (14) is connected with the upper platform module (5).
7. The profiled sheet processing die of claim 6, wherein the lower half section of the lower 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 pressing push rod (14) is provided with a rotating handle (16).
8. The profiled sheet processing die according to claim 6, wherein the push-down 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 used for driving the push-down rod (14) to rotate.
9. The profiled sheet processing mould according to claim 8, characterized in that the upper end surface of the upper fixing plate (15) is provided with a first slide rail (20), the motor (18) being 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 wall of the clamping groove (24) is provided with a jack, a plug pin (25) is arranged in the jack, one end part of the plug pin (25) is connected with the first shaft part (21) in an inserting mode, and the first shaft part (21) is detachably connected with the second shaft part (22).
10. A machining method, performed by the profiled-sheet machining die of any one of claims 1 to 9, for machining a sheet to be machined, 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, and adjusting the radius of the curved surface of the upper die to R, wherein R is h + R;
and placing the plate to be processed between the lower die and the upper die, and pushing the upper platform module to slide downwards along the frame body to the position where the lower die and the upper die are tightly attached to the plate to be processed respectively so as to process a finished product special-shaped plate.
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| CN114951368A (en) * | 2022-08-02 | 2022-08-30 | 启东市春晨机械有限公司 | Bending machine with adjustable bending radius |
| CN115055552A (en) * | 2022-08-18 | 2022-09-16 | 启东市春晨机械有限公司 | Radius-adjustable bending machine |
| CN117250093A (en) * | 2023-11-13 | 2023-12-19 | 广东环威电线电缆股份有限公司 | Tensile property test equipment of cable |
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