CN116809761B - Die-cutting die and die-cutting process for side panels - Google Patents
Die-cutting die and die-cutting process for side panelsInfo
- Publication number
- CN116809761B CN116809761B CN202310824149.0A CN202310824149A CN116809761B CN 116809761 B CN116809761 B CN 116809761B CN 202310824149 A CN202310824149 A CN 202310824149A CN 116809761 B CN116809761 B CN 116809761B
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- Prior art keywords
- die
- cutter
- fixed
- cutting
- waste
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Classifications
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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
- B21D28/00—Shaping by press-cutting; Perforating
- B21D28/02—Punching blanks or articles with or without obtaining scrap; Notching
- B21D28/14—Dies
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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
- B21D28/00—Shaping by press-cutting; Perforating
- B21D28/02—Punching blanks or articles with or without obtaining scrap; Notching
- B21D28/04—Centering the work; Positioning the 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
- B21D28/00—Shaping by press-cutting; Perforating
- B21D28/24—Perforating, i.e. punching holes
- B21D28/34—Perforating tools; Die holders
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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
- B21D37/08—Dies with different parts for several steps in a process
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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
- B21D43/00—Feeding, positioning or storing devices combined with, or arranged in, or specially adapted for use in connection with, apparatus for working or processing sheet metal, metal tubes or metal profiles; Associations therewith of cutting devices
- B21D43/003—Positioning devices
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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
- B21D43/00—Feeding, positioning or storing devices combined with, or arranged in, or specially adapted for use in connection with, apparatus for working or processing sheet metal, metal tubes or metal profiles; Associations therewith of cutting devices
- B21D43/28—Associations of cutting devices therewith
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02P—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
- Y02P70/00—Climate change mitigation technologies in the production process for final industrial or consumer products
- Y02P70/10—Greenhouse gas [GHG] capture, material saving, heat recovery or other energy efficient measures, e.g. motor control, characterised by manufacturing processes, e.g. for rolling metal or metal working
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Perforating, Stamping-Out Or Severing By Means Other Than Cutting (AREA)
Abstract
本发明涉及侧围板冲压技术领域，公开了一种侧围板的模切模具及模切工艺，该模具包括有包括上模、下模、第一刀组、第二刀组、弹性压料组件以及废料刀组；所述第一刀组固定在所述上模上，其刃口朝下，所述第一刀组包括侧壁均设有刃口的固定刀块、固定刀架以及活动刀块组件；所述第二刀组固定在所述下模上，其刃口朝上，且和所述第一刀组的刃口错位平行设置；所述弹性压料组件位于所述上模上，且围绕所述第一刀组设置，并位于所述第二刀组正上方。本发明的有益效果为：无需设计浮动分离切刀，避免板料间分离部分变形，同时在废料剪切时可进行压料，减少废料分段时产生的铁屑压伤侧围板表面，同时减少停机擦拭时间，便于出料，提高了生产效率。
The present invention relates to the technical field of side panel stamping, and discloses a die-cutting die and die-cutting process for side panels, the die comprising an upper die, a lower die, a first knife group, a second knife group, an elastic material pressing assembly, and a waste knife group; the first knife group is fixed on the upper die, with its cutting edge facing downward, and the first knife group comprises a fixed knife block, a fixed knife holder, and a movable knife block assembly, all of which have cutting edges on their side walls; the second knife group is fixed on the lower die, with its cutting edge facing upward, and is offset and parallel to the cutting edge of the first knife group; the elastic material pressing assembly is located on the upper die, and is arranged around the first knife group, and is located directly above the second knife group. The beneficial effects of the present invention are: there is no need to design a floating separation cutter, thus avoiding deformation of the separation part between the sheets, and at the same time, the material can be pressed during waste shearing, reducing the iron filings generated during waste segmentation from damaging the side panel surface, and reducing downtime for wiping, facilitating material discharge, and improving production efficiency.
Description
Technical Field
The invention relates to the technical field of side wall plate stamping, in particular to a die cutting die and a die cutting process of a side wall plate.
Background
At present, the overall side wall of the white automobile body has larger overall dimension, complex shape, larger depth difference and difficult forming, and has certain requirements on the shape of the blank before drawing and forming, so that a die cutting die is usually required to be designed before drawing and forming the side wall, and the blank with the specified shape is trimmed, thereby being convenient for drawing and forming.
In addition, when stamping is carried out on the side coaming, in order to facilitate waste discharging, the shearing segmentation is needed, and due to the fact that the shearing segmentation number is more, the stamping knife set of the side coaming is close to the waste knife, when shearing is carried out on the waste, the design of a corresponding pressing structure is difficult, so that the waste is stressed unevenly during shearing, generated scrap iron is more, the scrap iron is easy to splash to the surface of the side coaming, the surface of the side coaming is crushed, repeated shutdown is needed to wipe the scrap iron, the shutdown time is longer, the production efficiency is lower, deformation is easy to occur at the notch of the waste segmentation, the friction force is larger during the sliding out of the waste, the clamping is easy during discharging, and the production efficiency is affected.
Disclosure of Invention
The invention aims to provide a die-cutting die and a die-cutting process for side panels, and aims to solve the technical problems that in the prior art, a floating separation cutter is adopted to easily cause deformation of separation parts between panels, a material pressing structure for cutting waste is difficult to design and production efficiency is low.
In order to achieve the above purpose, the invention provides a die-cutting die for side panels, which comprises an upper die, a lower die, a first cutter set, a second cutter set, an elastic material pressing assembly and a waste cutter set;
The first cutter set is fixed on the upper die, the cutting edge of the first cutter set faces downwards, the first cutter set comprises a fixed cutter block, a fixed cutter rest and a movable cutter block assembly, the side walls of the fixed cutter block, the fixed cutter rest and the movable cutter block assembly are respectively provided with a cutting edge, and the profile line formed by sequentially connecting the cutting edges of the fixed cutter block, the fixed cutter rest and the movable cutter block assembly is overlapped with the profile line of the side wall plate;
the second cutter set is fixed on the lower die, the cutting edge of the second cutter set faces upwards, the second cutter set and the cutting edge of the first cutter set are arranged in a staggered parallel mode, and the first cutter set and the second cutter set are matched with a stamping plate to form a side coaming and waste;
at least one side of the first knife set is provided with an elastic pressing component, the elastic pressing component is positioned on the upper die, and the elastic pressing component is positioned right above the second knife set and used for pressing a plate material during punching;
The waste cutter group comprises waste cutters fixed on the lower die, the waste cutters are located under the movable cutter block assemblies, the waste cutters are matched with the fixed cutter blocks to cut waste into sections, and the movable cutter block assemblies are used for pressing materials when the waste cutters are matched with the fixed cutter blocks to cut waste into sections.
Still further, the fixed knife rest is last to have seted up logical groove, logical groove one end runs through fixed knife rest lateral wall forms the opening, fixed knife rest bottom is close to one side of opening is equipped with the blade, movable knife block subassembly include one end with go up the air spring that the mould is connected, the other end of air spring is connected with movable knife block, movable knife block wears to establish logical inslot, and be close to open-ended bottom lateral wall is equipped with the blade.
Furthermore, a step surface is arranged in the through groove, a limit boss used for limiting the step surface is arranged on the side wall of the movable cutter block, and a guide plate used for guiding the through groove in a sliding manner is arranged on the side wall of the movable cutter block.
Furthermore, an elastic ejector pin fixed on the upper die is arranged on the fixed knife block or the fixed knife rest in a penetrating way.
Still further, the elastic pressing component comprises a connecting plate used for being fixed with the upper die, and elastic pressing blocks are uniformly distributed below the connecting plate.
Still further, the lower die is provided with a mounting seat for mounting the scrap cutter, and the width of the mounting seat is smaller than that of the scrap cutter.
Furthermore, the lower die is also provided with guide roller assemblies and positioning assemblies, the guide roller assemblies are arranged in rows along the length direction of the lower die, and the positioning assemblies are distributed on two sides of the lower die.
Still further, be equipped with the joint boss on the mount pad, waste material sword bottom be equipped with the joint portion of joint boss installation.
Still further, the receiving chamber has been seted up on the lower mould, receiving chamber bottom surface be to the inclined plane of the outside direction downward sloping extension of lower mould, receiving intracavity is equipped with waste recovery subassembly, waste recovery subassembly includes the bottom surface to its outside direction downward sloping extension's receiving baffle, the equipartition has universal ball on the receiving baffle.
The invention also provides a die cutting process of the side wall board, which adopts the die cutting die described in any one of the above steps:
s1, a plate moves along a feeding direction from a feeding hole of a die-cutting die, wherein the plate comprises a first plate and a second plate, the first plate is moved to a first station, and punching is performed along punching lines at two ends of a separation line to form two punched holes;
S2, moving the first plate to a second station, moving the second plate to the first station, stamping the first plate for the second time along a contour line, a door opening line and a separation line on the first plate, separating the front contour of the first plate from the plate at the discharge port side, and simultaneously completing stamping of two punched holes on the second plate.
Compared with the prior art, the die cutting die and the die cutting process for the side coaming have the advantages that through the arrangement of the first cutter set, the second cutter set and the waste cutter set, the separation between two plates can be completed without arranging a floating separation cutter, the upper end faces of the cutting edges of the second cutter set are all in the same horizontal plane, no height difference exists, the plate separation part is not easy to deform, in addition, the first cutter set comprises the fixed cutter block, the fixed cutter frame and the movable cutter block assembly, the movable cutter block assembly not only can cut the outline of the side coaming, but also can press the scrap, scrap iron generated during scrap segmentation is reduced to crush the surface of the side coaming, meanwhile, shutdown wiping time is reduced, deformation of the cut of the scrap segmentation is avoided, discharging is facilitated, production efficiency is improved, and deformation of the plate separation part can be avoided.
Drawings
FIG. 1 is a schematic view of a die-cutting die according to an embodiment of the present invention;
FIG. 2 is a schematic view of the structure of a first knife set of a die-cutting die according to an embodiment of the present invention;
FIG. 3 is a schematic view of the structure of a lower die of a die-cutting die according to an embodiment of the present invention;
FIG. 4 is a schematic view of the construction of a scrap cutter of a die-cutting die in accordance with an embodiment of the present invention;
FIG. 5 is a schematic view of the movable blade block assembly of the die cutting die in accordance with the embodiment of the present invention;
FIG. 6 is a cross-sectional view of a movable blade block assembly of a die cutting die in accordance with an embodiment of the present invention;
FIG. 7 is a schematic view of the structure of an elastic press assembly of a die cutting die according to an embodiment of the present invention;
FIG. 8 is a schematic view of the waste recycling assembly of the die-cutting die of the embodiment of the present invention;
FIG. 9 is a schematic illustration of a first sheet material in a first station according to an embodiment of the invention;
FIG. 10 is a schematic illustration of a first sheet material in a second station in accordance with an embodiment of the present invention;
FIG. 11 is a schematic illustration of a second sheet material in a second station in accordance with an embodiment of the invention.
In the figure, 1, an upper die, 2, a lower die, 21, a receiving cavity, 22, a mounting seat, 221, a clamping boss, 3, a guide roller assembly, 4, a positioning assembly, 5, a first cutter set, 51, a fixed cutter block, 52, a fixed cutter frame 521, a through groove, 5211, a step surface, 53, a movable cutter block assembly, 531, a gas spring, 532, a movable cutter block, 5321, a limiting boss, 533, a guide plate, 54, an elastic ejector pin, 6, a second cutter set, 7, an elastic pressing assembly, 71, a connecting plate, 72, an elastic pressing block, 8, a waste cutter set, 81, a waste cutter, 9, a waste recovery assembly, 91, a receiving baffle plate, 92, a universal ball, a-cutting edge, b 1-first plate, b 2-second plate, b 3-third plate, c-contour line, d-separation line, e-punching line and f-door opening line.
Detailed Description
The following describes in further detail the embodiments of the present invention with reference to the drawings and examples. The following examples are illustrative of the invention and are not intended to limit the scope of the invention.
In the description of the present invention, it should be understood that the orientation or positional relationship indicated by the terms "upper", "lower", "front", "rear", "inner", "outer", etc. in the present invention are based on the positional relationship 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 and 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.
In the description of the present invention, it should be understood that the terms "first", "second", etc. are used in the description of various information, but the information should not be limited to these terms, which are only used to distinguish the same type of information from each other. For example, a "first" message may also be referred to as a "second" message, and similarly, a "second" message may also be referred to as a "first" message, without departing from the scope of the invention.
Referring to fig. 1 to 8, a die-cutting die for side panels according to a preferred embodiment of the present invention is generally connected to a panel feeding mechanism for automatic feeding and blanking, and the panel feeding mechanism provides a driving force to enable the panel to translate to a designated station on the die-cutting die for punching and blanking. The die cutting die comprises an upper die 1, a lower die 2, a first cutter set 5, a second cutter set 6, an elastic material pressing assembly 7 and a waste cutter set 8, wherein the upper die 1 and the lower die 2 are connected through guide posts, and in order to convey and guide a plate, the lower die 2 is provided with guide roller assemblies 3, and as shown in fig. 2, the guide roller assemblies 3 are distributed in rows along the length direction of the lower die 2.
In order to limit the rotation or movement of the plate in the horizontal direction, positioning assemblies 4 are further arranged on the lower die 2, the positioning assemblies 4 are distributed on two sides of the lower die 2, specifically, the positioning assemblies 4 comprise sliding blocks, the sliding blocks can horizontally move left and right, the output ends of the sliding blocks are provided with L-shaped connecting plates, the side walls of the L-shaped connecting plates are fixed with sheet metal parts parallel to the length direction of the lower die 2, and guide rollers are uniformly distributed on the sheet metal parts.
The first knife set 5 is fixed on the upper die 1, the cutting edge of the first knife set 5 faces downwards and can synchronously move along with the upper die 1, the first knife set 5 comprises a fixed knife block 51, a fixed knife rest 52 and a movable knife block assembly 53, the cutting edges of the fixed knife block 51, the fixed knife rest 52 and the movable knife block assembly 53 are sequentially connected to form a contour line, and the contour line of the side wall plate is overlapped.
The second knife tackle 6 is fixed on the lower mould 2, and its blade is up, and with the dislocation parallel arrangement of the blade of first knife tackle 5, when blanking, first knife tackle 5 and second knife tackle 6 cooperation punching press panel form side coaming and waste material.
In order to avoid the plate moving in the blanking process, the plate needs to be pre-pressed, at least one side of the first cutter set 5 is provided with an elastic pressing component 7, the elastic pressing component 7 is located on the upper die 1, and the elastic pressing component 7 is located right above the second cutter set 6 and used for pressing the plate during punching.
The scrap cutter group 8 comprises a scrap cutter 81 fixed on the lower die 2, the scrap cutter 81 is located under the movable cutter block assembly 53, the scrap cutter 81 and the fixed cutter block 52 are matched to cut and segment the scrap, and the movable cutter block assembly 53 is used for pressing the scrap cutter 81 and the fixed cutter block 52 when matched to cut and segment the scrap.
In order to facilitate the waste discharging, a receiving cavity 21 is formed in the lower die 2, the bottom surface of the receiving cavity 21 is an inclined surface extending downwards in the outer side direction of the lower die, the waste recycling assembly 9 comprises a receiving baffle 91, the bottom surface of the receiving baffle 91 extends downwards in the outer side direction of the receiving baffle, and universal balls 92 are uniformly distributed on the receiving baffle 91.
Further, as shown in fig. 5, in order to enable the movable blade block assembly 53 to shear the contour of the side wall plate and also to press the scrap during shearing, in this embodiment, the fixed blade holder 52 is provided with a through groove 521, one end of the through groove 521 penetrates through the side wall of the fixed blade holder 52 to form an opening, the bottom of the fixed blade holder 52 is provided with a cutting edge near one side of the opening, the movable blade block assembly 53 includes a gas spring 531 with one end connected with the upper die 1, the other end of the gas spring 531 is connected with a movable blade block 532, the movable blade block 532 is inserted into the through groove 521, and the bottom side wall near the opening is provided with a cutting edge a for shearing the contour of the side wall plate.
Furthermore, in order to limit the movable blade 532 in the vertical direction, a step surface 5211 is provided in the through groove 521, a limit boss 5321 for limiting the step surface 5211 is provided on the side wall of the movable blade 532, and meanwhile, in order to ensure the blanking precision of the movable blade 532, a guide plate 533 for sliding and guiding the through groove 521 is provided on the side wall of the movable blade 532.
In order to facilitate the waste material to fall into the receiving cavity 21, the cut and segmented waste material needs to be pushed, so as shown in fig. 4, an elastic ejection pin 54 for fixing with the upper die 1 is arranged on the fixed blade 51 or the fixed blade 52 in a penetrating manner, in this embodiment, in order to enhance the ejection effect of the elastic ejection pin 54, the ejection stroke of the elastic ejection pin 54 is increased, and the ejection stroke of the elastic ejection pin 54 is 25mm-35mm.
The elastic pressing assembly 7 comprises a connecting plate 71 which is used for being fixed with the upper die 1, elastic pressing blocks 72 are uniformly distributed below the connecting plate 71, and the elastic pressing blocks 72 can deform.
In order to facilitate the fixing of the scrap cutter 81, the lower die 2 is provided with a mounting seat 22 for mounting the scrap cutter 81, since the scrap is sheared and then drawn into the receiving cavity 21 against the back of the scrap cutter 81, in order to avoid the influence of the width of the mounting seat 22 on the sliding material, in this embodiment, the width of the mounting seat 22 is smaller than that of the scrap cutter 81, further, in order to increase the sliding material space of the scrap, the bottom of the mounting seat 22 is obliquely arranged, and further, in order to facilitate the clamping of the scrap cutter 81, a clamping boss 221 is arranged on the mounting seat 22, and a clamping part for being mounted with the clamping boss 221 is arranged at the bottom of the scrap cutter 81.
Because the second knife set 6 and the waste knife set 8 are both positioned on the lower die, in order to realize synchronous stamping of the side coaming and the waste, the upper end face of the cutting edge of the second knife set 6 and the upper end face of the cutting edge of the waste knife 81 are positioned on the same horizontal plane.
The invention applies the die cutting die, provides a die cutting process of side wall board, firstly punches a board material, then dies the contour line, and can avoid deformation of separation parts between the board materials, as shown in fig. 9 to 11, the board material is provided with the contour line c, the separation line d, the punching line e and the door opening line f, and the die cutting process comprises the following steps:
S1, a plate moves along a feeding direction from a feeding hole of a die-cutting die, wherein the plate comprises a first plate b1 and a second plate b2, the first plate b1 is moved to a first station, and punching is performed along punching lines at two ends of a separation line to form two punched holes;
s2, the first plate b1 is moved to a second station, the second plate b2 is moved to the first station, the first plate b1 is punched for the second time along the contour line, the door opening line and the separation line on the first plate b1, the front contour of the first plate b1 is separated from the plate on the discharge hole side, and meanwhile punching of two punching holes on the second plate b2 is completed.
With reference to the above steps, die cutting of the second and third sheet materials b2 and b3 is completed.
In summary, the embodiment of the invention provides a die cutting die and a die cutting process for side panels, wherein the die cutting die and the die cutting process are characterized in that a first cutter group, a second cutter group and a waste cutter group are arranged, a floating separation cutter is not required to be arranged, separation between two panels is completed, the upper end faces of cutting edges of the second cutter group are all in the same horizontal plane, no height difference exists, a panel separation part is not easy to deform, in addition, the first cutter group comprises a fixed cutter block, a fixed cutter frame and a movable cutter block assembly, the movable cutter block assembly not only can cut the outline of the side panels, but also can press materials when cutting waste, scrap iron generated when the scrap is segmented is reduced to crush the surface of the side panels, meanwhile, shutdown wiping time is reduced, deformation of cut parts of the scrap is avoided, discharging is facilitated, production efficiency is improved, and deformation of the panel separation part is avoided.
The foregoing is merely a preferred embodiment of the present invention, and it should be noted that modifications and substitutions can be made by those skilled in the art without departing from the technical principles of the present invention, and these modifications and substitutions should also be considered as being within the scope of the present invention.
Claims (9)
1. The die cutting die for the side wall board is characterized by comprising an upper die (1), a lower die (2), a first cutter set (5), a second cutter set (6), an elastic material pressing assembly (7) and a waste cutter set (8);
The first cutter set (5) is fixed on the upper die (1), the cutting edge of the first cutter set is downward, the first cutter set (5) comprises a fixed cutter block (51), a fixed cutter rest (52) and a movable cutter block assembly (53), the side walls of the fixed cutter block (51), the fixed cutter rest (52) and the movable cutter block assembly (53) are sequentially connected, and the contour line formed by connecting the cutting edges of the fixed cutter block assembly (51), the fixed cutter rest (52) and the movable cutter block assembly (53) is overlapped with the contour line of the side wall plate;
The second cutter set (6) is fixed on the lower die (2), the cutting edge of the second cutter set faces upwards, the second cutter set and the cutting edge of the first cutter set (5) are arranged in a staggered parallel mode, and the first cutter set (5) and the second cutter set (6) are matched with a stamping plate to form side coamings and waste materials;
at least one side of the first cutter set (5) is provided with an elastic material pressing component (7), the elastic material pressing component (7) is positioned on the upper die (1), and the elastic material pressing component (7) is positioned right above the second cutter set (6) and used for pressing a plate material during punching;
The waste cutter group (8) comprises a waste cutter (81) fixed on the lower die (2), the waste cutter (81) is located right below the movable cutter block assembly (53), the waste cutter (81) and the fixed cutter block (52) are matched for cutting waste, and the movable cutter block assembly (53) is used for pressing materials when the waste cutter (81) and the fixed cutter block (52) are matched for cutting waste.
2. The die-cutting die for side closure plates of claim 1, wherein the fixed knife rest (52) is provided with a through groove (521), one end of the through groove (521) penetrates through the side wall of the fixed knife rest (52) to form an opening, one side, close to the opening, of the bottom of the fixed knife rest (52) is provided with a cutting edge, the movable knife block assembly (53) comprises a gas spring (531) with one end connected with the upper die (1), the other end of the gas spring (531) is connected with a movable knife block (532), the movable knife block (532) penetrates through the through groove (521), and the side wall, close to the bottom of the opening, is provided with the cutting edge.
3. The die-cutting die for side coaming of claim 2, wherein a step surface (5211) is arranged in the through groove (521), a limit boss (5321) for limiting the step surface (5211) is arranged on the side wall of the movable cutter block (532), and a guide plate (533) for guiding the through groove (521) in a sliding manner is arranged on the side wall of the movable cutter block (532).
4. The die-cutting die for side closure plates according to claim 2, wherein the fixed knife block (51) or the fixed knife block (52) is provided with an elastic ejector pin (54) fixed on the upper die (1) in a penetrating manner.
5. The die-cutting die for side coaming of claim 2, wherein the elastic pressing assembly (7) comprises a connecting plate (71) which is used for being fixed with the upper die (1), and elastic pressing blocks (72) are uniformly distributed below the connecting plate (71).
6. A die cutting die for side closure plates according to claim 1, wherein the lower die (2) is provided with a mounting seat (22) for mounting the scrap cutter (81), and the width of the mounting seat (22) is smaller than the width of the scrap cutter (81).
7. The die cutting die for the side coaming of claim 1, wherein the lower die (2) is further provided with guide roller assemblies (3) and positioning assemblies (4), the guide roller assemblies (3) are arranged in rows along the length direction of the lower die (2), and the positioning assemblies (4) are distributed on two sides of the lower die (2).
8. The die-cutting die for side closure panels according to claim 6, wherein the mounting base (22) is provided with a clamping boss (221), and the bottom of the scrap cutter (81) is provided with a clamping part which is mounted with the clamping boss (221).
9. The die-cutting die for the side coaming of claim 1, wherein the lower die (2) is provided with a material receiving cavity (21), the bottom surface of the material receiving cavity (21) is an inclined surface extending downwards in the outer side direction of the lower die (2), a waste recycling assembly (9) is arranged in the material receiving cavity (21), the waste recycling assembly (9) comprises a material receiving baffle (91) with the bottom surface extending downwards in the outer side direction, and universal balls (92) are uniformly distributed on the material receiving baffle (91).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202310824149.0A CN116809761B (en) | 2023-07-06 | 2023-07-06 | Die-cutting die and die-cutting process for side panels |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202310824149.0A CN116809761B (en) | 2023-07-06 | 2023-07-06 | Die-cutting die and die-cutting process for side panels |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN116809761A CN116809761A (en) | 2023-09-29 |
| CN116809761B true CN116809761B (en) | 2025-10-10 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN202310824149.0A Active CN116809761B (en) | 2023-07-06 | 2023-07-06 | Die-cutting die and die-cutting process for side panels |
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| CN (1) | CN116809761B (en) |
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| CN119407054B (en) * | 2024-10-22 | 2025-12-09 | 东风汽车集团股份有限公司 | Forming die and forming method for front top cover outer plate |
Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108704970A (en) * | 2018-04-10 | 2018-10-26 | 北京汽车股份有限公司 | Uncoiling blanking mould |
| CN111203494A (en) * | 2020-03-06 | 2020-05-29 | 芜湖瑞鹄浩博模具有限公司 | Stamping forming die for automobile sheet metal parts |
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| CN204638898U (en) * | 2015-05-05 | 2015-09-16 | 东风汽车公司 | A kind of cutter block structure for gusset uncoiling blanking mould |
| CN209255590U (en) * | 2018-11-22 | 2019-08-16 | 富士瑞鹄技研（芜湖）有限公司 | A kind of blanking die cutting mechanism |
| CN210523532U (en) * | 2019-07-31 | 2020-05-15 | 南京乔丰汽车工装技术开发有限公司 | Car blanking die cutter block structure |
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108704970A (en) * | 2018-04-10 | 2018-10-26 | 北京汽车股份有限公司 | Uncoiling blanking mould |
| CN111203494A (en) * | 2020-03-06 | 2020-05-29 | 芜湖瑞鹄浩博模具有限公司 | Stamping forming die for automobile sheet metal parts |
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