CN114951072B - Stamping drawing die - Google Patents
Stamping drawing die Download PDFInfo
- Publication number
- CN114951072B CN114951072B CN202210705912.3A CN202210705912A CN114951072B CN 114951072 B CN114951072 B CN 114951072B CN 202210705912 A CN202210705912 A CN 202210705912A CN 114951072 B CN114951072 B CN 114951072B
- Authority
- CN
- China
- Prior art keywords
- die
- plate
- stamping
- supporting plate
- air
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
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Links
- 238000007790 scraping Methods 0.000 claims abstract description 64
- 238000004140 cleaning Methods 0.000 claims description 22
- 230000003247 decreasing effect Effects 0.000 claims description 3
- 238000000034 method Methods 0.000 abstract description 23
- 239000002923 metal particle Substances 0.000 abstract description 6
- 239000007769 metal material Substances 0.000 abstract description 5
- 239000002245 particle Substances 0.000 description 16
- 239000002893 slag Substances 0.000 description 16
- 238000005201 scrubbing Methods 0.000 description 14
- 239000000463 material Substances 0.000 description 10
- 230000003749 cleanliness Effects 0.000 description 3
- 238000005299 abrasion Methods 0.000 description 2
- 238000005452 bending Methods 0.000 description 2
- 238000001125 extrusion Methods 0.000 description 2
- 239000010687 lubricating oil Substances 0.000 description 2
- 238000005381 potential energy Methods 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 239000013013 elastic material Substances 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B08—CLEANING
- B08B—CLEANING IN GENERAL; PREVENTION OF FOULING IN GENERAL
- B08B1/00—Cleaning by methods involving the use of tools
- B08B1/10—Cleaning by methods involving the use of tools characterised by the type of cleaning tool
- B08B1/16—Rigid blades, e.g. scrapers; Flexible blades, e.g. wipers
- B08B1/165—Scrapers
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B08—CLEANING
- B08B—CLEANING IN GENERAL; PREVENTION OF FOULING IN GENERAL
- B08B5/00—Cleaning by methods involving the use of air flow or gas flow
- B08B5/02—Cleaning by the force of jets, e.g. blowing-out cavities
-
- 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
- B21D22/00—Shaping without cutting, by stamping, spinning, or deep-drawing
- B21D22/20—Deep-drawing
-
- 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
-
- 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)
- Shaping Metal By Deep-Drawing, Or The Like (AREA)
- Cleaning In General (AREA)
Abstract
The invention belongs to the technical field of stamping dies, in particular to a stamping drawing die which comprises a lower female die and an upper male die, wherein the upper male die is arranged on the opposite surface of the lower female die and fixedly connected with a supporting plate; the two sliding plates are respectively connected with two sides of the supporting plate in a sliding way, and a scraping plate is hinged to one side, away from the supporting plate, of each sliding plate; a reset spring is fixedly connected between the two sliding plates; the placing groove is formed in the bottom of the lower die cavity and is embedded with the supporting plate when the supporting plate moves to the bottom of the lower die cavity; side grooves are formed in two sides of the placing groove; the invention solves the problems that metal particles and dregs are easy to adhere to the surface of a working part after a metal material is continuously drawn and bent in the stamping and drawing process, so that larger scratches and scratches appear on the surface of a workpiece obtained by stamping and drawing, and the quality of the workpiece is affected.
Description
Technical Field
The invention belongs to the technical field of stamping dies, and particularly relates to a stamping drawing die.
Background
Stamping is a press working method in which a material is pressed at room temperature by a die attached to a press to be separated or plastically deformed, thereby obtaining a desired part.
Drawing is a stamping process for changing a flat blank or a process piece into a curved surface shape, and the curved surface is formed by extending materials positioned at the bottom of a male die and the upper part of a blank holder;
in the stamping and drawing process, after the metal material is continuously subjected to operation, drawing and bending, metal particles and dregs are easy to adhere to the surface of a working part, and when the surface of the metal material is contacted with the working surface, friction is generated between the metal material and the metal particles and the dregs, so that larger scratches and scratches are generated on the surface of a workpiece obtained by stamping and drawing, and the quality of the workpiece is influenced; at the same time, after the stamping and drawing are finished, the process of separating and taking out the workpiece from the die is troublesome.
Based on the above, the invention designs a stamping and drawing die to solve the technical problems.
Disclosure of Invention
In order to overcome the defects, the invention provides a stamping and drawing die, which solves the problems that metal particles and dregs are easy to adhere to the surface of a working part after a metal material is continuously subjected to operation, drawing and bending in the stamping and drawing process, so that larger scratches and scratches appear on the surface of a workpiece obtained by stamping and drawing, and the quality of the workpiece is influenced.
The technical scheme adopted for solving the technical problems is as follows: the invention relates to a stamping and drawing die, which comprises a lower female die and an upper male die, wherein the upper male die is arranged on one surface opposite to the lower female die, and comprises:
the electric telescopic rod is arranged in the center of the bottom of the lower female die, and the upper end of the electric telescopic rod is fixedly connected with a supporting plate;
the two sliding plates are respectively connected with two sides of the supporting plate in a sliding way, and a scraping plate is hinged to one side, away from the supporting plate, of each sliding plate; a reset spring is arranged between the two sliding plates;
the placing groove is formed in the bottom of the lower die cavity and is embedded with the supporting plate when the supporting plate moves to the bottom of the lower die cavity; side grooves are formed in two sides of the placing groove.
Preferably, the press-drawing die further comprises:
the cavity is formed in the middle of the supporting plate, and the two sliding plates are connected in a sliding mode in the cavity;
the two pistons are respectively fixedly connected to one side of the sliding plate, which is close to the sliding plate, and the reset spring is fixedly connected between the two pistons;
one end of the air duct is communicated with the middle part of the cavity, one end of the scraping plate, which is far away from the supporting plate, is provided with an air storage cavity, and the other end of the air duct is communicated with the air storage cavity;
the air hole is formed in the lower end of the scraping plate and communicated with the air storage cavity.
Preferably, one end of the scraping plate, which is far away from the supporting plate, is hinged with a scraping plate, a torsion spring is sleeved at the hinged position of the scraping plate, and a hollow groove is formed in one side, close to the scraping plate, of the scraping plate.
Preferably, an air bag is fixedly connected to the inner side of the empty groove, a hole is formed in the lower end of the air bag, and the hole is communicated with the air hole.
Preferably, a groove is formed in one side, far away from the center of the lower concave die, of the side groove, a protruding block is hinged to the upper end of the groove, a torsion spring is sleeved at the hinged position of the protruding block, and a cleaning plate is fixedly connected to the lower end of the protruding block.
Preferably, the air holes are arranged obliquely downwards.
Preferably, the air holes are arranged in a tapered shape with a diameter gradually decreasing from top to bottom.
Preferably, the lower end of the scraping plate is rotatably provided with balls towards the side wall of the lower die.
Preferably, a through hole is formed in the middle of the cleaning plate.
Preferably, the lower end face of the through hole is inclined toward the groove.
The beneficial effects of the invention are as follows:
1. compared with the traditional technical scheme, the stamping and drawing die has the advantages that before stamping and drawing, the scraping plate cleans metal particles and dregs on the working surface of the lower female die, so that scratches and scratches are avoided when materials are contacted with the surface of the lower female die in the drawing process.
2. According to the stamping and drawing die, the sliding plate drives the piston to move towards the middle of the cavity, air in the middle of the cavity is extruded, the extruded air enters the scraping plate through the air duct and is blown out through the air hole, and the air blown out by the air hole blows slag particles scraped by the scraping plate, so that the slag particles fall into the side grooves more smoothly, and meanwhile, the slag particles are not easy to adhere to the scraping plate.
Drawings
The invention is further described below with reference to the accompanying drawings.
FIG. 1 is a perspective view of the present invention;
FIG. 2 is an enlarged view of a portion of FIG. 1 at A;
FIG. 3 is a partial enlarged view at B in FIG. 1;
in the figure: 1. a lower female die; 2. an upper male die; 3. an electric telescopic rod; 4. a support plate; 5. a sliding plate; 6. a scraper; 7. a placement groove; 8. a side groove; 9. a cavity; 10. a piston; 11. an air duct; 12. an air storage cavity; 13. air holes; 14. a rubbing plate; 15. a hollow groove; 16. an air bag; 17. a groove; 18. a bump; 19. a cleaning plate; 20. a ball; 21. a through hole; 22. and a return spring.
Detailed Description
The invention is further described in connection with the following detailed description in order to make the technical means, the creation characteristics, the achievement of the purpose and the effect of the invention easy to understand.
As shown in fig. 1 to 3, a stamping and drawing die according to the present invention includes a lower die 1 and an upper punch 2, the upper punch 2 being disposed on a side opposite to the lower die 1, and includes:
the electric telescopic rod 3 is arranged in the center of the bottom of the lower concave die 1, and the upper end of the electric telescopic rod 3 is fixedly connected with the supporting plate 4;
the sliding plates 5 are respectively connected with two sides of the supporting plate 4 in a sliding way, and a scraping plate 6 is hinged to one side, away from the supporting plate 4, of the sliding plates 5; a return spring 22 is arranged between the two sliding plates 5;
the placing groove 7 is formed in the bottom of the cavity of the lower die 1, and the placing groove 7 is embedded with the placing groove 7 when the supporting plate 4 moves to the bottom of the cavity of the lower die 1; side grooves 8 are formed in two sides of the placing groove 7;
when the die is in operation, in an initial state, the supporting plate 4 is positioned on the upper surface of the cavity of the lower female die 1, and the scraping plate 6 is contacted with the side wall of the cavity of the lower female die 1; before stamping and drawing are needed, firstly placing materials on the upper surface of a lower female die 1; then the electric telescopic rod 3 is controlled to shrink to drive the supporting plate 4 to move downwards, the scraping plate 6 moves downwards along the side wall of the lower female die 1 in the process of moving the supporting plate 4 downwards, and the scraping plate 6 scrapes slag particles on the arc-shaped side wall of the lower female die 1; when the scraping plate 6 moves downwards, the distance between the supporting plate 4 and the arc-shaped side wall of the lower female die 1 is reduced, so that the side wall of the lower female die 1 presses the scraping plate 6 to push the sliding plate 5 to slide towards the center of the supporting plate 4, and when a workpiece is processed, the surface of the workpiece is coated with lubricating oil, and the lubricating oil on the workpiece is coated on the inner wall of the cavity of the lower female die 1, so that the friction force of the inner wall of the cavity of the lower female die 1 is reduced; so that the scraping plate 6 can be clung to the inner wall of the cavity of the lower female die 1 to slide downwards smoothly; when the slide plate 5 slides on the support plate 4, the return spring 22 is compressed; when the supporting plate 4 moves to the upper end of the placing groove 7, the scrapers 6 on the two sides drive the scraped slag particles into the side groove 8, meanwhile, the scrapers 6 also enter the side groove 8, and the supporting plate 4 is embedded with the placing groove 7 to form a plane; then controlling the upper male die 2 to move the stamping material downwards to finish the drawing process in the lower female die 1; when demoulding is performed after stamping is completed, the controller controls the electric telescopic rod to extend upwards, the electric telescopic rod pushes the supporting plate to move upwards, and the supporting plate is used for demoulding materials, so that the die taking after stamping is facilitated; when the electric telescopic rod 3 works next time, the electric telescopic rod stretches again to drive the supporting plate 4 to move upwards, and after the scraping plate 6 is separated from the side groove 8, the sliding plate 5 slides to two sides of the supporting plate 4 under the action of elastic potential energy released by the reset spring 22;
the invention avoids the condition of scratch and abrasion when the material contacts with the surface of the lower concave die 1 in the drawing process by cleaning metal particles and dregs on the working surface of the lower concave die 1 by the scraping plate before stamping and drawing.
As an embodiment of the present invention, the press-drawing die further includes:
the cavity 9 is formed in the middle of the supporting plate 4, and the two sliding plates 5 are connected in a sliding mode in the cavity 9;
the two pistons 10 are respectively fixedly connected to one side, close to the sliding plate 5, of the piston 10, and the return spring 22 is fixedly connected between the two pistons 10;
the air duct 11, one end of the air duct 11 is communicated with the middle part of the cavity 9, one end of the scraper 6 far away from the supporting plate 4 is provided with an air storage cavity 12, and the other end of the air duct 11 is communicated with the air storage cavity 12;
the air hole 13 is formed in the lower end of the scraping plate 6, and the air hole 13 is communicated with the air storage cavity 12;
during operation, in the process that the supporting plate 4 moves downwards, the sliding plate 5 drives the piston 10 to move towards the middle of the cavity 9, air in the middle of the cavity 9 is extruded, the extruded air enters the scraping plate 6 through the air duct 11 and is blown out through the air hole 13, the air blown out by the air hole 13 blows out slag particles scraped off by the scraping plate 6, the force of the air blown out by the air hole 13 enables the slag particles to smoothly slide into the side groove 8 along the side wall of the lower female die 1, and meanwhile, the slag particles are not easy to adhere to the scraping plate 6; when the scraping plate 6 enters the side groove 8, the sliding plate 5 drives the piston 10 to slide towards the middle part of the cavity 9; when the support plate 4 moves to the upper end of the lower die 1, the sliding plate 5 slides to two sides of the support plate 4 under the action of elastic potential energy released by the return spring 22, and external air enters the cavity 9 through the air duct 11; and then the next cleaning work is carried out.
As an implementation mode of the invention, one end of the scraping plate 6 far away from the supporting plate 4 is hinged with a scraping plate 14, a torsion spring is sleeved at the hinged position of the scraping plate 14, and a hollow groove 15 is formed in one side of the scraping plate 6 near the scraping plate 14;
during working, the scraping plate 14 is arranged, after the scraping plate 6 scrapes slag particles on the side wall of the lower female die 1, the scraping plate 14 cleans the side wall for the second time, so that the arc-shaped side wall of the lower female die 1 is ensured to be cleaner before stamping and drawing, and the arc-shaped surface of a material after stamping and drawing is ensured to be smoother and smoother; when the lower end of the scraper 6 enters the side groove 8, the scraping plate 14 enters the side groove 8 along with the scraper 6, and the scraping plate 14 rotates to enter the empty groove 15 under the extrusion action of the side wall of the side groove 8; when the scraper 6 works next time, after the scraping plate 14 is driven by the scraper 6 to separate from the side groove 8, the scraping plate 14 is separated from the empty groove 15 under the action of the torsion spring, and the next cleaning work is continued; further ensuring the cleanliness of the working surface of the stamping and drawing die.
As an embodiment of the present invention, an air bag 16 is fixedly connected to the inner side of the hollow groove 15, a hole is formed at the lower end of the air bag 16, and the hole is communicated with the air hole 13;
during operation, through the arrangement of the air bags 16, the scrubbing plate 14 extrudes the air bags 16 in the process of entering the empty groove 15, gas in the air bags 16 is discharged into the air holes 13 through the holes, and slag particles in the side groove 8 are blown off through the air holes 13; when the wiper 14 is separated from the hollow groove 15, the air bag 16 loses the extrusion of the wiper 14, and since the air bag 16 is made of rubber or other elastic material, when the wiper 14 is not extruding the air bag 16, the air bag 16 is elastically restored, the air bag 16 returns to the inflated state, and the air inside the air bag 16 returns to the original state.
As an implementation mode of the invention, a groove 17 is formed on one side of the side groove 8 away from the center of the lower die 1, a bump 18 is hinged to the upper end of the groove 17, a torsion spring is sleeved at the hinged position of the bump 18, and a cleaning plate 19 is fixedly connected to the lower end of the bump 18;
in the initial state, the convex blocks 18 are positioned outside the grooves 17, and the cleaning plates 19 are positioned inside the grooves 17; in the process that the scrubbing plate 14 moves downwards in the side groove 8, the lower end of the scrubbing plate 14 firstly extrudes the convex block 18, the convex block 18 rotates towards the direction of the groove 17 to drive the cleaning plate 19 to rotate towards the direction away from the groove 17, so that the cleaning plate 19 is positioned outside the groove 17, and in the process that the scrubbing plate 14 continues to move downwards, the cleaning plate 19 cleans the surface of the scrubbing plate 14; after the scrubbing plate 14 continues to move downwards and is separated from the convex blocks 18, the convex blocks 18 return to an initial state under the action of the torsion springs, and the convex blocks 18 are positioned outside the grooves 17 and are contacted with the upper ends of the scraping plates 6; after the primary stamping drawing is finished, the electric telescopic rod 3 stretches to drive the supporting plate 4 to move upwards to drive the scraping plate 14 to move upwards, the upper end of the scraping plate 14 presses the protruding block 18 again when contacting the protruding block 18, the cleaning plate 19 cleans the scraping plate 14 in the opposite direction for the second time, the cleanliness of the scraping plate 14 is guaranteed, and therefore the cleanliness of the inner die 1 of the material during stamping drawing is guaranteed.
As an embodiment of the present invention, the air holes 13 are arranged obliquely downward.
The air hole 13 is arranged in a cone shape with the diameter gradually decreasing from top to bottom;
in operation, the air holes 13 are arranged to be inclined downwards, so that the air holes 13 are aligned with the side wall of the lower die 1, and slag particles adhered to the side wall can be blown up better.
As an embodiment of the present invention, the lower end of the scraper 6 is rotatably provided with a ball 20 toward the side wall of the lower die 1;
during operation, through the arrangement of the balls 20, in the process that the scraping plate 6 enters the side groove 8, the friction force of one side of the scraping plate 6 far away from the center of the lower female die 1 against the side edge of the upper end surface of the side groove 8 is reduced, so that on one hand, the abrasion to the lower female die 1 is reduced, and on the other hand, the scraping plate 6 can smoothly move downwards along the arc-shaped side wall of the lower female die 1; the condition that the scraping plate 6 is propped against the arc-shaped side wall of the lower female die 1 is reduced.
As an embodiment of the present invention, a through hole 21 is formed in the middle of the cleaning plate 19.
The lower end surface of the through hole 21 is obliquely arranged towards the groove 17;
during operation, through the inclined through holes 21, in the process that the scrubbing plate 14 moves downwards along the side grooves 8, the cleaning plate 19 cleans the surface of the scrubbing plate 14, slag particles generated during cleaning fall into the side grooves 8 from the other side of the cleaning plate 19 through the inclined through holes 21, and slag particles cleaned from the scrubbing plate 14 cannot be accumulated on the surface of the cleaning plate 19.
The specific working procedure is as follows:
according to the invention, the supporting plate 4 is driven to move downwards by the shrinkage of the electric telescopic rod 3, the scraping plate 6 moves downwards along the side wall of the lower female die 1 in the process of moving the supporting plate 4 downwards, and the scraping plate 6 scrapes slag particles on the arc-shaped side wall of the lower female die 1; the distance between the supporting plate 4 and the arc-shaped side wall of the lower die 1 is reduced, so that the side wall of the lower die 1 presses the scraping plate 6 to push the sliding plate 5 to slide towards the center of the supporting plate 4, and the reset spring 22 is compressed; when the supporting plate 4 moves to the upper end of the placing groove 7, the scrapers 6 on the two sides drive the scraped slag particles into the side groove 8, meanwhile, the scrapers 6 also enter the side groove 8, and the supporting plate 4 is embedded with the placing groove 7 to form a plane; then controlling the upper male die 2 to move the stamping material downwards to finish the drawing process in the lower female die 1; in the process that the supporting plate 4 moves downwards, the sliding plate 5 drives the piston 10 to move towards the middle of the cavity 9, air in the middle of the cavity 9 is extruded, the extruded air enters the scraping plate 6 through the air duct 11 and is blown out through the air hole 13, and the slag particles scraped by the scraping plate 6 are blown out by the air hole 13; when the lower end of the scraper 6 enters the side groove 8, the scraping plate 14 enters the side groove 8 along with the scraper 6; in the process that the scrubbing plate 14 moves downwards in the side groove 8, the lower end of the scrubbing plate 14 firstly extrudes the convex block 18, the convex block 18 rotates towards the direction of the groove 17 to drive the cleaning plate 19 to rotate towards the direction away from the groove 17, so that the cleaning plate 19 is positioned outside the groove 17, and in the process that the scrubbing plate 14 continues to move downwards, the cleaning plate 19 cleans the surface of the scrubbing plate 14; after the scrubbing plate 14 continues to move downwards and is separated from the lug 18, the lug 18 returns to the initial state under the action of the torsion spring, and the lug 18 is positioned outside the groove 17 and is in contact with the upper end of the scraping plate 6.
The front, rear, left, right, up and down are based on the viewing angle of the person, the side of the device facing the observer is defined as the front, the left side of the observer is defined as the left, and so on.
In the description of the present invention, it should be understood that the terms "center", "longitudinal", "lateral", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", etc. indicate orientations or positional relationships based on the orientations or positional relationships shown in fig. 1, are merely for convenience in 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 configured and operated in a specific orientation, and therefore should not be construed as limiting the scope of the present invention.
The foregoing has shown and described the basic principles, principal features and advantages of the invention. It will be understood by those skilled in the art that the present invention is not limited to the embodiments described above, and that the above embodiments and descriptions are merely illustrative of the principles of the present invention, and various changes and modifications may be made without departing from the spirit and scope of the invention, which is defined in the appended claims. The scope of the invention is defined by the appended claims and equivalents thereof.
Claims (9)
1. The utility model provides a stamping drawing mould, includes die (1) and last terrace die (2) down, go up terrace die (2) and set up in die (1) relative one side down, its characterized in that: comprising the following steps:
the electric telescopic rod (3), the electric telescopic rod (3) is arranged in the center of the bottom of the lower female die (1), and the upper end of the electric telescopic rod (3) is fixedly connected with the supporting plate (4);
the two sliding plates (5) are respectively connected with the two sides of the supporting plate (4) in a sliding way, and a scraping plate (6) is hinged to one side, away from the supporting plate (4), of the sliding plate (5); a return spring (22) is arranged between the two sliding plates (5);
the placing groove (7) is formed in the bottom of the cavity of the lower female die (1), and the supporting plate (4) is embedded with the placing groove (7) when moving to the bottom of the cavity of the lower female die (1); side grooves (8) are formed in two sides of the placing groove (7);
the stamping and drawing die further comprises:
the cavity (9) is formed in the middle of the supporting plate (4), and the two sliding plates (5) are connected in a sliding mode in the cavity (9);
the two pistons (10) are respectively fixedly connected to one side, close to the sliding plate (5), of the piston (10), and the reset spring (22) is fixedly connected between the two pistons (10);
the air duct (11), one end of the air duct (11) is communicated with the middle part of the cavity (9), one end of the scraper (6) far away from the supporting plate (4) is provided with an air storage cavity (12), and the other end of the air duct (11) is communicated with the air storage cavity (12);
the air hole (13), the air hole (13) is arranged at the lower end of the scraping plate (6), and the air hole (13) is communicated with the air storage cavity (12).
2. A stamping and drawing die as defined in claim 1, wherein: one end of the scraping plate (6) far away from the supporting plate (4) is hinged with a scraping plate (14), a torsion spring is sleeved at the hinged position of the scraping plate (14), and an empty groove (15) is formed in one side of the scraping plate (6) close to the scraping plate (14).
3. A stamping and drawing die as defined in claim 2, wherein: an air bag (16) is fixedly connected to the inner side of the empty groove (15), a hole is formed in the lower end of the air bag (16), and the hole is communicated with the air hole (13).
4. A stamping and drawing die as defined in claim 3, wherein: the side groove (8) is far away from one side of the center of the lower female die (1) is provided with a groove (17), the upper end of the groove (17) is hinged with a lug (18), the hinged part of the lug (18) is sleeved with a torsion spring, and the lower end of the lug (18) is fixedly connected with a cleaning plate (19).
5. A stamping and drawing die as defined in claim 1, wherein: the air holes (13) are arranged obliquely downwards.
6. A stamping and drawing die as defined in claim 5, wherein: the air hole (13) is arranged in a taper shape with the diameter gradually decreasing from top to bottom.
7. A stamping and drawing die as defined in any one of claims 3-6, wherein: the lower end of the scraping plate (6) rotates towards the side wall of the lower female die (1) and is provided with a ball (20).
8. A stamping and drawing die as defined in claim 4, wherein: the middle part of the cleaning plate (19) is provided with a through hole (21).
9. A stamping and drawing die as defined in claim 8, wherein: the lower end face of the through hole (21) is obliquely arranged towards the groove (17).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202210705912.3A CN114951072B (en) | 2022-06-21 | 2022-06-21 | Stamping drawing die |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202210705912.3A CN114951072B (en) | 2022-06-21 | 2022-06-21 | Stamping drawing die |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN114951072A CN114951072A (en) | 2022-08-30 |
| CN114951072B true CN114951072B (en) | 2023-08-01 |
Family
ID=82965342
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202210705912.3A Active CN114951072B (en) | 2022-06-21 | 2022-06-21 | Stamping drawing die |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN114951072B (en) |
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| CN114226562A (en) * | 2021-11-23 | 2022-03-25 | 刘佳伟 | Stamping type metal casting die |
| CN114563170A (en) * | 2022-02-15 | 2022-05-31 | 昆山市珍和模具五金机械有限公司 | Stamping die wearing and tearing degree detects monitoring mechanism |
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