CN112170646B - Hierarchical stamping die - Google Patents
Hierarchical stamping die Download PDFInfo
- Publication number
- CN112170646B CN112170646B CN202010810142.XA CN202010810142A CN112170646B CN 112170646 B CN112170646 B CN 112170646B CN 202010810142 A CN202010810142 A CN 202010810142A CN 112170646 B CN112170646 B CN 112170646B
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- stamping
- workpiece
- fixedly connected
- level
- stamping part
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- 238000004080 punching Methods 0.000 claims abstract description 24
- 230000003014 reinforcing effect Effects 0.000 claims description 28
- 230000000903 blocking effect Effects 0.000 claims description 14
- 239000013013 elastic material Substances 0.000 claims description 3
- 230000000750 progressive effect Effects 0.000 claims 6
- 230000004888 barrier function Effects 0.000 claims 2
- 238000005457 optimization Methods 0.000 description 7
- 239000002184 metal Substances 0.000 description 3
- 238000002360 preparation method Methods 0.000 description 3
- 230000000694 effects Effects 0.000 description 2
- 239000000463 material Substances 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 230000006978 adaptation Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000005266 casting Methods 0.000 description 1
- 238000005242 forging Methods 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 238000003672 processing method Methods 0.000 description 1
- 238000000926 separation method Methods 0.000 description 1
Classifications
-
- 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
- B21D22/00—Shaping without cutting, by stamping, spinning, or deep-drawing
- B21D22/02—Stamping using rigid devices or tools
Abstract
The application relates to a hierarchical stamping die. The grading type stamping die comprises a primary stamping part and a secondary stamping part, wherein the primary stamping part is positioned in the secondary stamping part, a positioning rod is arranged at the outer surface of the lower end of the primary stamping part, the positioning rod freely slides along the vertical direction of the primary stamping part, the upper end of the primary stamping part is fixedly connected with an upper plate, the position, close to the upper end, of the outer surface of the upper plate is fixedly connected with a connecting plate, the connecting plate is fixedly connected with a stamping mechanism, the stamping mechanism drives the primary stamping part and the secondary stamping part to move downwards, and the lower end surface of the secondary stamping part is tightly pressed on the surface of a workpiece to be stamped; this hierarchical formula stamping die, simple structure, convenient operation improves the punching accuracy, and the second grade stamping workpiece is easy to prepare and the dismouting, can effectually prevent that the one-level stamping workpiece from directly causing the harm to the work piece surface punching press, reduces the burr that punches a hole and produces, convenient to popularize and use.
Description
Technical Field
The application belongs to the technical field of stamping dies, and particularly relates to a hierarchical stamping die.
Background
The stamping is a forming processing method for a workpiece (stamping part) with a required shape and size by applying external force to plates, strips, pipes, sectional materials and the like by using a press machine and a die to enable the plates, the strips, the pipes, the sectional materials and the like to generate plastic deformation or separation. Compared with castings and forgings, the stamping parts have the characteristics of thinness, uniformity, lightness and strength. Stamping may produce work pieces with ribs, undulations or flanges that are difficult to manufacture by other methods to increase their rigidity. The traditional stamping die is easy to generate larger stress in the stamping process, so that the service life of the stamped plate is easy to influence, and the prior design adopts graded stamping on a plurality of large plates so as to reduce the influence of stamping stress on the workpiece.
Disclosure of Invention
The application aims to solve the problems and provide the grading type stamping die which is simple in structure and reasonable in design.
The application realizes the above purpose through the following technical scheme:
the utility model provides a hierarchical stamping die, includes one-level stamping workpiece and second grade stamping workpiece, one-level stamping workpiece is located the inside of second grade stamping workpiece, the lower extreme outward appearance of one-level stamping workpiece is provided with the locating rod, the locating rod is along the vertical direction free slip of one-level stamping workpiece, the upper end fixedly connected with of one-level stamping workpiece put the plate, the surface of putting the plate put the position fixedly connected with connection plate near the upper end, connection plate fixedly connected with stamping mechanism, stamping mechanism drives one-level stamping workpiece and second grade stamping workpiece and moves down, and the lower terminal surface of second grade stamping workpiece closely presses and covers in the surface of waiting to stamp the work piece, one-level stamping workpiece is to stamp the surface of waiting to stamp, and after one-level stamping workpiece, stamping mechanism, one-level stamping workpiece and second grade stamping workpiece reset, be provided with auxiliary stamping mechanism in the upper plate, auxiliary stamping mechanism moves the back, stamping mechanism drives one-level stamping workpiece and second grade stamping workpiece and moves down, after the stamping workpiece is treated to stamp the surface, auxiliary stamping mechanism, one-level stamping workpiece and second grade stamping workpiece reset.
As a further optimization scheme of the application, the outer surface of the primary stamping part is fixedly connected with a blocking part, the outer surface of the lower end of the blocking part is fixedly connected with a spring part, and the outer surface of the lower end of the spring part is fixedly connected with the outer surface of the upper end of the secondary stamping part.
As a further optimization scheme of the application, the outer surface of the lower end of the blocking piece is fixedly connected with a guide piece, the outer surface of the lower end of the guide piece is fixedly connected with the outer surface of the upper end of the secondary stamping piece, and the guide piece guides the secondary stamping piece to move up and down along the vertical direction.
As a further optimization scheme of the application, the auxiliary stamping mechanism comprises a reinforcing rod, the outer surface of the lower end of the reinforcing rod is fixedly connected with a supporting rod, the supporting rod is made of elastic materials, a slot is formed in the outer surface of the upper end of the secondary stamping part, the auxiliary stamping mechanism further comprises a driving mechanism, the driving mechanism drives the supporting rod to pull out of the slot when the primary stamping part is stamped, and the driving mechanism drives the supporting rod to be inserted into the slot when the secondary stamping part is stamped.
As a further optimization scheme of the application, a clamping block is fixedly connected to the outer surface of the reinforcing rod, the reinforcing rod penetrates through the blocking piece, and the lower end surface of the clamping block is in contact with the inner surface of the lower end of the blocking piece.
As a further optimization scheme of the application, the driving mechanism comprises a driving machine, the driving end of the driving machine is fixedly connected with a rotating pipe, the inner surface of the rotating pipe is in threaded connection with the outer surface of the upper end of the reinforcing rod, the driving machine rotates to drive the rotating pipe to rotate, and the reinforcing rod moves up and down along the rotating pipe.
As a further optimization scheme of the application, the reinforcing rod comprises a driving plate fixedly connected to the upper end of the reinforcing rod, and the outer wall surface of the driving plate is provided with a thread structure.
As a further optimized scheme of the application, an inner cavity is formed in the upper plate, the driving machine is arranged in the inner cavity, the rotating pipe is embedded in the upper plate, and the reinforcing rod penetrates through the upper plate.
As a further optimization scheme of the application, a sliding cavity is formed in the first-stage stamping part, the positioning rod is positioned in the sliding cavity to slide up and down, and the positioning rod is always vertical to the ground.
The application has the beneficial effects that: the positioning rod is arranged, a workpiece to be punched can be firstly placed on the bottom die, the positioning rod is utilized to correspond to a preset point on the surface of the die to be punched, and is used for improving the accuracy of plate punching; when the device is used, the whole device is driven to move downwards through the stamping mechanism, the primary stamping part and the secondary stamping part are simultaneously contacted with the surface of a workpiece to be stamped, after the secondary stamping part continues to move downwards, the spring part is compressed by the secondary stamping part, the primary stamping part is stamped, and at the moment, the positioning rod is moved upwards into the sliding cavity, so that the preparation cost of the lower die is reduced by the positioning rod which can be stored; after the punching press is accomplished to the one-level stamping workpiece, stamping mechanism drives whole device and resets, start the driving machine, driving machine drive rotation pipe rotates, the stiffening rod drives to support the stick and moves down to in the slot, start stamping mechanism again, stamping mechanism drives whole device and moves down, at this moment because the effect of stiffening rod, the second grade stamping workpiece carries out punching press processing to the punching press work piece, accomplish final punching press, whole device simple structure, convenient operation can improve punching press precision through the locating stick, the second grade stamping workpiece is easy to prepare and dismouting, and the second grade stamping workpiece can laminate with the surface of one-level stamping workpiece, accompany its removal when the punching press of one-level stamping workpiece, paste and apply in the work piece surface and compress tightly the work piece, can effectually prevent that one-level stamping workpiece from directly causing the harm to the punching press of work piece surface, reduce the burr that the punching a hole produced, and be convenient for use widely.
Drawings
FIG. 1 is a schematic view of the overall structure of the present application;
fig. 2 is a schematic view of the internal structure of fig. 1 according to the present application.
In the figure: 1. a positioning rod; 2. a second stage stamping part; 3. a first-stage stamping part; 4. an upper plate; 5. a connecting plate; 6. a reinforcing rod; 7. a spring member; 8. a guide; 9. a blocking member; 10. a driving machine; 11. a driving plate; 12. a rotary tube; 13. a clamping block; 14. a slot; 15. a rod is abutted against; 16. a sliding chamber; 17. an inner cavity.
Detailed Description
The present application will be described in further detail with reference to the accompanying drawings, wherein it is to be understood that the following detailed description is for the purpose of further illustrating the application only and is not to be construed as limiting the scope of the application, as various insubstantial modifications and adaptations of the application to those skilled in the art can be made in light of the foregoing disclosure.
Example 1
As shown in fig. 1 and 2, a hierarchical stamping die comprises a primary stamping part 3 and a secondary stamping part 2, wherein the primary stamping part 3 is positioned inside the secondary stamping part 2, the lower end surface of the primary stamping part 3 is externally provided with a positioning rod 1, the positioning rod 1 freely slides along the vertical direction of the primary stamping part 3, the upper end of the primary stamping part 3 is fixedly connected with an upper plate 4, the position, close to the upper end, of the outer surface of the upper plate 4 is fixedly connected with a connecting plate 5, the connecting plate 5 is fixedly connected with a stamping mechanism, the stamping mechanism drives the primary stamping part 3 to move downwards with the secondary stamping part 2, the lower end surface of the secondary stamping part 2 is tightly pressed on the surface of a workpiece to be stamped, the primary stamping part 3 performs stamping on the surface of the workpiece to be stamped, after the primary stamping part 3 is stamped, the stamping mechanism, the primary stamping part 3 resets with the secondary stamping part 2, an auxiliary stamping mechanism is arranged in the upper plate 4, after the auxiliary stamping mechanism acts, the stamping mechanism drives the primary stamping part 3 to move downwards with the secondary stamping part 2, the surface of the workpiece to be stamped, and the secondary stamping part 2 performs stamping mechanism after the stamping and the secondary stamping part 2 performs stamping, and the stamping mechanism is reset.
The outer surface of the primary stamping part 3 is fixedly connected with a blocking part 9, the outer surface of the lower end of the blocking part 9 is fixedly connected with a spring part 7, and the outer surface of the lower end of the spring part 7 is fixedly connected with the outer surface of the upper end of the secondary stamping part 2; the outer surface of the lower end of the blocking piece 9 is fixedly connected with a guide piece 8, the outer surface of the lower end of the guide piece 8 is fixedly connected with the outer surface of the upper end of the secondary stamping piece 2, and the guide piece 8 guides the secondary stamping piece 2 to move up and down along the vertical direction; the auxiliary stamping mechanism comprises a reinforcing rod 6, the outer surface of the lower end of the reinforcing rod 6 is fixedly connected with a supporting rod 15, the supporting rod 15 is made of elastic materials, the outer surface of the upper end of the secondary stamping part 2 is provided with a slot 14, the auxiliary stamping mechanism further comprises a driving mechanism, when the primary stamping part 3 is stamped, the driving mechanism drives the supporting rod 15 to pull out of the slot 14, and when the secondary stamping part 2 is stamped, the driving mechanism drives the supporting rod 15 to be inserted into the slot 14; the outer surface of the reinforcing rod 6 is fixedly connected with a clamping block 13, the reinforcing rod 6 penetrates through the blocking piece 9, and the lower end surface of the clamping block 13 is in contact with the inner surface of the lower end of the blocking piece 9; the driving mechanism comprises a driving machine 10, a driving end of the driving machine 10 is fixedly connected with a rotating pipe 12, the inner surface of the rotating pipe 12 is in threaded connection with the outer surface of the upper end of the reinforcing rod 6, the driving machine 10 rotates to drive the rotating pipe 12 to rotate, and the reinforcing rod 6 moves up and down along the rotating pipe 12; the reinforcing rod 6 comprises a driving plate 11 fixedly connected to the upper end of the reinforcing rod, and a thread structure is arranged on the outer wall surface of the driving plate 11; an inner cavity 17 is formed in the upper plate 4, the driving machine 10 is installed in the inner cavity 17, the rotating pipe 12 is embedded in the upper plate 4, and the reinforcing rod 6 penetrates through the upper plate 4; a sliding cavity 16 is formed in the first-stage stamping part 3, the positioning rod 1 is positioned in the sliding cavity 16 and slides up and down, and the positioning rod 1 is always vertical to the ground;
when the hierarchical stamping die is used, a workpiece to be stamped can be placed on a bottom die firstly, a positioning rod 1 is utilized to correspond to a preset point on the surface of the die to be stamped, the accuracy of plate stamping is improved, the secondary stamping part 2 of the hierarchical stamping die is a stamping die which is actually used, the hierarchical stamping die is combined with a primary stamping part 3, the lower end of a guide part 8 is installed and the lower end of a spring part 7 is connected and installed for use, the lower end of the spring part 7 can be connected with a metal fixing plate with a screw hole, the spring part 7 is connected with the secondary stamping part 2 through the fixing plate, meanwhile, the lower end of the guide part 8 can also be welded with the metal fixing plate in the same way, and the metal fixing plate is fixedly connected with the secondary stamping part 2 through screws, so that the secondary stamping part 2 is convenient to disassemble and assemble, and flexible selection and replacement of the secondary stamping part 2 in stamping preparation are facilitated; when the device is used, the whole device is driven to move downwards through the stamping mechanism, the primary stamping part 3 and the secondary stamping part 2 are simultaneously contacted with the surface of a workpiece to be stamped, after the secondary stamping part 2 continues to move downwards, the spring part 7 is compressed by the secondary stamping part 2, the primary stamping part 2 is stamped, at the moment, the positioning rod 1 is moved upwards into the sliding cavity 16, and the preparation cost of the lower die is reduced by the positioning rod 1 which can be stored; after the punching of the first-stage stamping part 3 is completed, the whole device is driven to reset by the punching mechanism, the driving machine 10 is started, the driving machine 10 drives the rotary pipe 12 to rotate, the reinforcing rod 6 drives the supporting rod 15 to move downwards into the slot 14, the punching mechanism is started again, the whole device is driven to move downwards by the punching mechanism, at the moment, due to the effect of the reinforcing rod 6, the second-stage stamping part 2 performs punching treatment on a workpiece to be punched, the final punching is completed, the whole device is simple in structure and convenient to operate, the punching accuracy can be improved through the positioning rod 1, the second-stage stamping part 2 is easy to prepare and disassemble and assemble, the second-stage stamping part 2 can be attached to the outer surface of the first-stage stamping part 3, and can be attached to the workpiece surface and tightly pressed by the workpiece along with the movement of the first-stage stamping part 3 during the punching, so that damage to the workpiece surface can be effectively prevented from being directly caused by the first-stage stamping part 3, burrs generated during punching are reduced, and the popularization and the use are facilitated.
The foregoing examples illustrate only a few embodiments of the application and are described in detail herein without thereby limiting the scope of the application. It should be noted that it will be apparent to those skilled in the art that several variations and modifications can be made without departing from the spirit of the application, which are all within the scope of the application.
Claims (7)
1. The utility model provides a hierarchical stamping die, its characterized in that includes one-level stamping workpiece (3) and second grade stamping workpiece (2), one-level stamping workpiece (3) are located the inside of second grade stamping workpiece (2), the lower extreme outward appearance of one-level stamping workpiece (3) is provided with locating rod (1), locating rod (1) freely slides along the vertical direction of one-level stamping workpiece (3), the upper end fixedly connected with overhead plate (4) of one-level stamping workpiece (3), the surface of overhead plate (4) is close to the position fixedly connected with connection plate (5) of upper end, connection plate (5) fixedly connected with stamping mechanism, stamping mechanism drives one-level stamping workpiece (3) and second grade stamping workpiece (2) and moves down, and the lower terminal surface of second grade stamping workpiece (2) closely presses the surface that covers in waiting to punch workpiece, one-level stamping workpiece (3) are treated the surface and are punched, and one-level stamping workpiece (3) are accomplished after the punching mechanism, one-level stamping workpiece (3) and second grade stamping workpiece (2) reset, be provided with auxiliary punching mechanism in the overhead plate (4), auxiliary punching mechanism is treated, secondary stamping workpiece (2) is moved down, and auxiliary stamping mechanism (2) is moved down, and stamping mechanism is driven down, and stamping workpiece (2) is accomplished after the punching mechanism is punched down Resetting the first-stage stamping part (3) and the second-stage stamping part (2);
the auxiliary stamping mechanism comprises a reinforcing rod (6), a supporting rod (15) is fixedly connected to the outer surface of the lower end of the reinforcing rod (6), the supporting rod (15) is made of elastic materials, a slot (14) is formed in the outer surface of the upper end of the secondary stamping part (2), the auxiliary stamping mechanism further comprises a driving mechanism, the driving mechanism drives the supporting rod (15) to pull out the slot (14) when the primary stamping part (3) is stamped, and the driving mechanism drives the supporting rod (15) to be inserted into the slot (14) when the secondary stamping part (2) is stamped;
the driving mechanism comprises a driving machine (10), the driving end of the driving machine (10) is fixedly connected with a rotating pipe (12), the inner surface of the rotating pipe (12) is in threaded connection with the outer surface of the upper end of the reinforcing rod (6), the driving machine (10) rotates to drive the rotating pipe (12) to rotate, and the reinforcing rod (6) moves up and down along the rotating pipe (12).
2. A progressive stamping die as defined in claim 1, wherein: the outer surface of the primary stamping part (3) is fixedly connected with a blocking part (9), the outer surface of the lower end of the blocking part (9) is fixedly connected with a spring part (7), and the outer surface of the lower end of the spring part (7) is fixedly connected with the outer surface of the upper end of the secondary stamping part (2).
3. A progressive stamping die as defined in claim 2, wherein: the lower extreme surface fixedly connected with guide (8) of blocking piece (9), the lower extreme surface of guide (8) is connected with the upper end surface fixed of second grade stamping workpiece (2), guide (8) guide second grade stamping workpiece (2) follow vertical direction and reciprocate.
4. A progressive stamping die as defined in claim 1, wherein: the outer surface fixedly connected with fixture block (13) of stiffening rod (6), stiffening rod (6) run through barrier (9), the lower terminal surface of fixture block (13) and the lower extreme internal surface contact of barrier (9).
5. A progressive stamping die as defined in claim 1, wherein: the reinforcing rod (6) comprises a driving plate (11) fixedly connected to the upper end of the reinforcing rod, and a thread structure is arranged on the outer wall surface of the driving plate (11).
6. The progressive stamping die of claim 5, wherein: the inside of overhead plate (4) begins to have inner chamber (17), driving machine (10) are installed in inner chamber (17), rotation pipe (12) are embedded in the inside of overhead plate (4), reinforcing rod (6) pass through overhead plate (4).
7. The progressive stamping die of claim 6, wherein: the inside of one-level stamping workpiece (3) has seted up sliding chamber (16), locating bar (1) are located sliding chamber (16) and slide from top to bottom, locating bar (1) is perpendicular to ground all the time.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010810142.XA CN112170646B (en) | 2020-08-13 | 2020-08-13 | Hierarchical stamping die |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010810142.XA CN112170646B (en) | 2020-08-13 | 2020-08-13 | Hierarchical stamping die |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN112170646A CN112170646A (en) | 2021-01-05 |
| CN112170646B true CN112170646B (en) | 2023-12-15 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202010810142.XA Active CN112170646B (en) | 2020-08-13 | 2020-08-13 | Hierarchical stamping die |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN112170646B (en) |
Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101767153A (en) * | 2010-01-29 | 2010-07-07 | 华中科技大学 | Composite forming die |
| CN203578540U (en) * | 2013-09-30 | 2014-05-07 | 大连益联金属成型有限公司 | Pipe clamp blanking and punching composite die |
| CN104128510A (en) * | 2014-08-07 | 2014-11-05 | 无锡东海锻造有限公司 | Punching, trimming and correcting composite die |
| CN205147072U (en) * | 2015-11-11 | 2016-04-13 | 山东科技大学 | Z type and crooked compound mould of double -H groove weld type of T type stamping workpiece |
-
2020
- 2020-08-13 CN CN202010810142.XA patent/CN112170646B/en active Active
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101767153A (en) * | 2010-01-29 | 2010-07-07 | 华中科技大学 | Composite forming die |
| CN203578540U (en) * | 2013-09-30 | 2014-05-07 | 大连益联金属成型有限公司 | Pipe clamp blanking and punching composite die |
| CN104128510A (en) * | 2014-08-07 | 2014-11-05 | 无锡东海锻造有限公司 | Punching, trimming and correcting composite die |
| CN205147072U (en) * | 2015-11-11 | 2016-04-13 | 山东科技大学 | Z type and crooked compound mould of double -H groove weld type of T type stamping workpiece |
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| Publication number | Publication date |
|---|---|
| CN112170646A (en) | 2021-01-05 |
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