CN109590376B - Punching die of C-shaped steel for steel structure - Google Patents
Punching die of C-shaped steel for steel structure Download PDFInfo
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- CN109590376B CN109590376B CN201811578434.4A CN201811578434A CN109590376B CN 109590376 B CN109590376 B CN 109590376B CN 201811578434 A CN201811578434 A CN 201811578434A CN 109590376 B CN109590376 B CN 109590376B
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- frame
- shaped steel
- width adjusting
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- die
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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
- B21D28/00—Shaping by press-cutting; Perforating
- B21D28/24—Perforating, i.e. punching holes
- B21D28/243—Perforating, i.e. punching holes in profiles
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B21—MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
- B21D—WORKING OR PROCESSING OF SHEET METAL OR METAL TUBES, RODS OR PROFILES WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
- B21D37/00—Tools as parts of machines covered by this subclass
- B21D37/10—Die sets; Pillar guides
- B21D37/12—Particular guiding equipment, e.g. pliers; Special arrangements for interconnection or cooperation of dies
Abstract
The invention relates to a punching die of C-shaped steel for a steel structure, which comprises a mounting rack, a width adjusting die and an inserting device, wherein the width adjusting die is mounted at the lower end of the mounting rack, and the inserting device is mounted at the upper side of the right end of the width adjusting die. The invention can solve the problems that when the existing C-shaped steel is used for punching the elliptical connecting hole, due to the fact that elliptical holes with different widths need to be punched by C-shaped steel with different types, personnel need to replace different dies for punching, replacement is troublesome, when the existing C-shaped steel is replaced, due to the fact that the surface temperature of a die after working is high, the personnel need to be held away by means of a tool clamp, the personnel possibly fall off during clamping, the personnel can be hit on the body of the personnel, personnel injury and the like are caused, the automatic adjustment function of the dies can be realized, the dies do not need to be replaced on site by the personnel, the corresponding punching dies can be automatically adjusted according to working requirements, the working efficiency is improved, the injury condition caused by improper operation of the personnel during.
Description
Technical Field
The invention relates to the field of C-shaped steel punching, in particular to a punching die of C-shaped steel for a steel structure.
Background
The C-shaped steel is automatically processed and molded by a C-shaped steel molding machine. The C-shaped steel forming machine can automatically complete the forming process of the C-shaped steel according to the given size of the C-shaped steel, the C-shaped steel is formed by cold bending of a hot rolled plate, the wall is thin, the dead weight is light, the section performance is excellent, the strength is high, compared with the traditional channel steel, the material can be saved due to the same strength, and punching treatment is needed in the C-shaped steel processing process.
However, the existing C-shaped steel has the following defects when being punched into an elliptical connecting hole: 1. since the C-shaped steel with different types needs to be punched with elliptical holes with different widths, personnel need to replace different dies for punching, and the replacement is troublesome; 2. when changing, because the mould surface temperature after the work is higher, personnel need hold with the help of the instrument clamp and take away, thereby probably take place to drop during the centre gripping and pound personnel on one's body, lead to personnel to be injured.
Some exploration and practice are also carried out in the aspect of C-shaped steel punching in China, Chinese utility model patent with patent application number of 2018204066711 discloses a C-shaped steel forming and punching mechanism, and a punching component is arranged in the follow-up of a flattening component and a forming roller group, so that the forming and punching can be completed integrally, and the punching efficiency is improved; the patent application number is 201820291114X's chinese utility model patent discloses a C shaped steel simple punching equipment, the cooperation of punching press board, spacing roof and backup pad is used and is made equipment reach the long effect of time that reduces extravagant production time.
However, since the apparatus for punching the elliptical connection hole in the C-section steel is still relatively rare, it is very necessary to design a dedicated apparatus for punching the elliptical connection hole in the C-section steel.
Disclosure of Invention
In order to solve the problems, the invention provides a punching die for C-shaped steel for a steel structure, which can solve the problems that when the existing C-shaped steel is used for punching an elliptical connecting hole, due to the fact that elliptical holes with different widths need to be punched by C-shaped steel with different types, personnel need to replace different dies for punching, replacement is troublesome, and when the replacement is carried out, due to the fact that the surface temperature of the dies after working is high, the personnel need to be held and separated by means of a tool, and the personnel can fall off during clamping to hit the bodies of the personnel, so that the personnel are injured and the like.
In order to achieve the purpose, the invention adopts the following technical scheme: the utility model provides a cut-out press of C shaped steel for steel construction, includes mounting bracket, width adjustment mould and insertion device, the lower extreme of mounting bracket install the width adjustment mould, the insertion device is installed to the right-hand member upside of width adjustment mould.
The width adjusting die comprises a connecting frame, a width adjusting mechanism, two elliptical head dies, a connecting plate, two sliding blocks, two sliding grooves, a positioning mechanism and four buffering tool rests, the width adjusting mechanism is installed at the front end of the connecting frame, the two elliptical head dies are installed at the rear end of the width adjusting mechanism, the sliding blocks are installed at the rear end of the elliptical head dies, the sliding blocks are connected with the sliding grooves in a sliding fit mode, the sliding grooves are installed on the connecting plate, the connecting plate is installed on the connecting frame, the positioning mechanism is installed in the middle of the connecting plate, the two buffering tool rests are installed at the upper ends of the elliptical head dies, during specific work, the width between the two elliptical head dies is adjusted by the width adjusting mechanism, the four buffering tool rests play a role in protecting the non-working cutters, the positioning mechanism positions the cutters, and the width adjusting dies are adjusted into punching dies with corresponding specifications according.
The inserting device comprises a main cylinder, a fine adjustment mechanism, a main board, two contracting motors, a wire releasing column, cutters and an auxiliary board, wherein the main cylinder is symmetrically arranged on a connecting frame, the top end of the main cylinder is arranged on the fine adjustment mechanism, the left end of the fine adjustment mechanism is arranged on the main board, the contracting motors are respectively arranged on the front side and the rear side of the upper end of the main board, the output shafts of the contracting motors are connected with the left end of the wire releasing column, the right end of the wire releasing column is arranged on the auxiliary board through a bearing, the auxiliary board is arranged on the main board, the cutters are uniformly arranged at the front end and the rear end of the main, the fine setting mechanism drives the mainboard and carries out the fine setting of controlling the position, ensures that the cutter can block into in two elliptical head moulds, and the shrink motor drives the unwrapping wire post and carries out elevating movement to the cutter, and insertion device fills up the space between two elliptical head moulds, ensures that cutter and two elliptical head moulds become a complete cut-out press.
The cutting knife comprises a lifting knife, a connecting rope, a sliding column, a connecting spring and a limiting block, the sliding column is mounted at the upper end of the lifting knife and is connected with the main board in a sliding fit mode, the connecting spring is connected between the upper end of the sliding column and the main board, the side wall of the front end of the lifting knife is connected with the lower end of the connecting rope, the upper end of the connecting rope is wound on the wire releasing column, the limiting block is mounted on the side wall of the rear end of the lifting knife, when the cutting knife works, after the width adjustment between two elliptical head moulds finishes, the shrink motor is put long and is connected the rope, gets into the lift sword in the buffering knife rest and keeps motionless, and the lift sword that gets into between two elliptical head moulds descends under connecting spring's assistance and flushes until the tool bit of lift sword and elliptical head mould, and positioning mechanism blocks the stopper and fixes a position the lift sword, ensures that the cutter can not kick-back when punching a hole, becomes a complete cut-out press with two elliptical head moulds after cutter lift adjustment.
Further, width adjustment mechanism include that U type frame, commentaries on classics motor, cylinder and two move the piece, the commentaries on classics motor is installed to the right-hand member inner wall of U type frame, and the output shaft that changes the motor links to each other with the cylinder right-hand member, and the cylindrical left end is installed on U type frame through the bearing, is provided with two sections screw threads on the cylinder, and two sections screw thread opposite directions, is provided with one on every section screw thread and moves the piece, moves the rear end of piece and install on the elliptical head mould.
Furthermore, positioning mechanism include mount, even post, spacing cylinder and two spacing framves, the front end of mount is installed on even post, even the front and back both ends symmetry of post are installed spacing cylinder, the top of spacing cylinder is installed on spacing.
Further, the buffering knife rest include handling frame, buffer spring and laminating frame, the handling frame is installed in the upper end of elliptical head mould, inside buffer spring that is connected with of handling frame is the laminating frame.
Furthermore, fine-tuning include the work frame, twist motor, threaded rod, fine-tuning board and telescopic link, install on the work frame and twist the motor, twist and install the threaded rod on the output shaft of motor, the threaded rod passes through the drive mode of screw and links to each other with the fine-tuning board, is connected with the telescopic link between fine-tuning board and the work frame, the telescopic link plays the effect of connecting.
Furthermore, the limiting frame is of a U-shaped structure, and the limiting frame corresponds to the limiting block in structure.
Furthermore, the left end of the lifting knife is provided with a clamping block, and the right end of the lifting knife is provided with a clamping groove.
The invention has the beneficial effects that:
1. the invention has the advantages that the mould is not required to be replaced by personnel on site, the corresponding punching mould can be automatically adjusted according to the working requirement, the working efficiency is improved, the injury caused by improper operation when the mould is replaced by personnel is avoided, and the like;
2. the invention is provided with a width adjusting die, the width adjusting die drives two elliptical head dies to be adjusted to proper positions according to working requirements, the positions of the two elliptical head dies are ensured to correspond to two ends of an elliptical connecting hole of the working requirements, and the two elliptical head dies are adjusted into die prototypes of the working requirements;
3. the invention is provided with the inserting device, and the inserting device is inserted into the gap between the two adjusted elliptical head dies, so that the cutter and the two elliptical head dies are ensured to form a complete punching die, the dies are not required to be replaced by personnel, and the condition that the personnel are injured due to improper operation when the dies are replaced by the personnel is avoided.
Drawings
The invention is further illustrated with reference to the following figures and examples.
FIG. 1 is a schematic structural view of the present invention;
FIG. 2 is a schematic view of the structure of the width adjustment die of the present invention;
FIG. 3 is a schematic view of the construction of the insertion device of the present invention;
fig. 4 is a schematic view of a workpiece in operation according to the present invention.
Detailed Description
The embodiments of the invention will be described in detail below with reference to the drawings, but the invention can be implemented in many different ways as defined and covered by the claims.
As shown in fig. 1 to 4, the punching die for the C-shaped steel for the steel structure comprises a mounting frame 1, a width adjusting die 2 and an inserting device 3, wherein the width adjusting die 2 is mounted at the lower end of the mounting frame 1, and the inserting device 3 is mounted on the upper side of the right end of the width adjusting die 2.
The width adjusting die 2 comprises a connecting frame 21, a width adjusting mechanism 22, two elliptical head dies 23, a connecting plate 24, two sliders 25, two sliding grooves 26, a positioning mechanism 27 and four buffering tool holders 28, the width adjusting mechanism 22 is installed at the front end of the connecting frame 21, the two elliptical head dies 23 are installed at the rear end of the width adjusting mechanism 22, the sliders 25 are installed at the rear ends of the elliptical head dies 23, the sliders 25 are connected with the sliding grooves 26 in a sliding fit mode, the sliding grooves 26 are installed on the connecting plate 24, the connecting plate 24 is installed on the connecting frame 21, the positioning mechanism 27 is installed in the middle of the connecting plate 24, the two buffering tool holders 28 are installed at the upper ends of the elliptical head dies 23, during specific work, the width adjusting mechanism 22 adjusts the width between the two elliptical head dies 23, the four buffering tool holders 28 play a role in protecting a non-working cutter 36, and the positioning mechanism 27 positions the cutter 36, the width adjusting die 2 is adjusted into a punching die with a corresponding specification according to the working requirement.
The width adjusting mechanism 22 comprises a U-shaped frame 221, a rotating motor 222, a cylinder 223 and two moving blocks 224, the rotating motor 222 is installed on the inner wall of the right end of the U-shaped frame 221, an output shaft of the rotating motor 222 is connected with the right end of the cylinder 223, the left end of the cylinder 223 is installed on the U-shaped frame 221 through a bearing, two sections of threads are arranged on the cylinder 223, the directions of the two sections of threads are opposite, one moving block 224 is arranged on each section of threads, the rear end of the moving block 224 is installed on the elliptical head die 23, during specific work, the width adjusting mechanism 22 drives the two elliptical head dies 23 to carry out width adjustment, and it is ensured that the width between the two elliptical head dies 23 can meet the working requirements.
The positioning mechanism 27 comprises a fixing frame 271, a connecting column 272, a limiting cylinder 273 and two limiting frames 274, the front end of the fixing frame 271 is installed on the connecting column 272, the limiting cylinders 273 are symmetrically installed at the front end and the rear end of the connecting column 272, the top ends of the limiting cylinders 273 are installed on the limiting frames 274, and during specific work, the limiting cylinders 273 drive the limiting frames 274 to clamp the limiting blocks 365 to position the lifting knife 361, so that the cutting knife 36 cannot rebound during punching.
The limiting frame 274 is of a U-shaped structure, the limiting frame 274 corresponds to the limiting block 365 in structure, and the limiting block 365 is clamped into the limiting frame 274 to position the lifting knife 361.
The buffer knife rest 28 comprises an operation frame 281, a buffer spring 282 and a fitting frame 283, the operation frame 281 is installed at the upper end of the elliptical head die 23, the inside of the operation frame 281 is connected with the fitting frame 283 through the buffer spring 282, an unused lifting knife 361 enters the fitting frame 283 to protect a knife tip, and the buffer spring 282 plays a role in buffering and protecting the lifting knife 361.
The inserting device 3 comprises a main cylinder 31, a fine adjustment mechanism 32, a main board 33, two contraction motors 34, a pay-off column 35, cutters 36 and auxiliary boards 37, wherein the main cylinder 31 is symmetrically arranged on the connecting frame 21, the top end of the main cylinder 31 is arranged on the fine adjustment mechanism 32, the left end of the fine adjustment mechanism 32 is arranged on the main board 33, the front side and the rear side of the upper end of the main board 33 are respectively provided with one contraction motor 34, the output shaft of each contraction motor 34 is connected with the left end of the pay-off column 35, the right end of the pay-off column 35 is arranged on the auxiliary board 37 through a bearing, the auxiliary boards 37 are arranged on the main board 33, the cutters 36 are uniformly arranged at the front end and the rear end of the main board 33, during specific work, the fine adjustment mechanism 32 drives the main board 33 to perform fine adjustment of the left-right position, the cutters 36 can be ensured to be clamped into the two elliptical head molds 23, the contraction motors 34 drive, the cutter 36 and the two elliptical head dies 23 are ensured to be a complete punching die.
The cutting knife 36 comprises a lifting knife 361, a connecting rope 362, a sliding column 363, a connecting spring 364 and a limiting block 365, the sliding column 363 is installed at the upper end of the lifting knife 361, the sliding column 363 is connected with the main board 33 in a sliding fit mode, the connecting spring 364 is connected between the upper end of the sliding column 363 and the main board 33, the side wall of the front end of the lifting knife 361 is connected with the lower end of the connecting rope 362, the upper end of the connecting rope 362 is wound on the wire releasing column 35, the limiting block 365 is installed on the side wall of the rear end of the lifting knife 361, when the cutting knife works specifically, after the width adjustment between the two elliptical head molds 23 is finished, the connecting rope 362 is released by the shrinkage motor 34, the lifting knife 361 entering the buffer knife rest 28 keeps still, the lifting knife 361 entering the two elliptical head molds 23 descends under the assistance of the connecting spring 364 until the lifting knife 361 is flush with the knife head of the elliptical head molds 23, the limiting block 365 is clamped, the cutter 36 is ensured not to rebound during punching, and the cutter 36 and the two elliptical head dies 23 form a complete punching die after lifting adjustment.
Fine-tuning 32 include the working frame 325, twist motor 321, the threaded rod 322, fine-tuning board 323 and telescopic link 324, install on the working frame 325 and twist motor 321, install threaded rod 322 on twisting motor 321's the output shaft, threaded rod 322 links to each other with fine-tuning board 323 through the transmission mode of screw thread, be connected with telescopic link 324 between fine-tuning board 323 and the working frame 325, telescopic link 324 plays the effect of connecting, during specific work, twist motor 321 and drive threaded rod 322 and rotate, the mainboard 33 carries out the fine setting of controlling the position, ensure that cutter 36 can block in two oval head moulds 23.
The left end of the lifting knife 361 is provided with a clamping block, and the right end of the lifting knife 361 is provided with a clamping groove, so that seamless sliding between the adjacent lifting knives 361 is ensured.
Adjustment of the width of the two oval-head dies 23: the width adjusting mechanism 22 drives the two elliptical head dies 23 to adjust the width, so that the width between the two elliptical head dies 23 can meet the working requirement;
forming a complete punching die: screwing the motor 321 to drive the threaded rod 322 to rotate, finely adjusting the left position and the right position of the main board 33 to ensure that the cutter 36 can be clamped into the two elliptical head molds 23, then retracting the motor 34 to lengthen the connecting rope 362, keeping the lifting knife 361 in the buffer tool rest 28 still, enabling the unused lifting knife 361 to enter the attaching frame 283 to play a role in protecting a knife tip, descending the lifting knife 361 between the two elliptical head molds 23 under the assistance of the connecting spring 364 until the lifting knife 361 is flush with the tool bit of the elliptical head molds 23, driving the limiting frame 274 to clamp the limiting block 365 by the limiting cylinder 273 to position the lifting knife 361 to ensure that the cutter 36 cannot rebound during punching, and enabling the cutter 36 to be lifted and adjusted to form a complete punching mold with the two elliptical head molds 23;
punching: the existing punching equipment drives the invention to punch an oval connecting hole on the C-shaped steel.
To sum up, work flow, realized the function of mould automated adjustment, when having solved current C shaped steel and having punched oval connecting hole, because the C shaped steel of different models need punch out the elliptical hole of different width, personnel need change different moulds and punch a hole, change the trouble, when changing, because the mould surface temperature after the work is higher, personnel need be held with the help of the instrument clamp and take off, thereby probably take place to drop during the centre gripping and pound personnel on one's body, lead to personnel difficult problems such as injured, have reached the purpose.
The above description is only a preferred embodiment of the present invention and is not intended to limit the present invention, and various modifications and changes may be made by those skilled in the art. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.
Claims (7)
1. The utility model provides a cut-out press of C shaped steel for steel construction, includes mounting bracket (1), width adjustment mould (2) and insertion device (3), its characterized in that: the lower end of the mounting rack (1) is provided with a width adjusting die (2), and the upper side of the right end of the width adjusting die (2) is provided with an inserting device (3);
the width adjusting mold (2) comprises a connecting frame (21), a width adjusting mechanism (22), two elliptical head molds (23), a connecting plate (24), two sliding blocks (25), two sliding grooves (26), a positioning mechanism (27) and four buffering tool holders (28), the width adjusting mechanism (22) is installed at the front end of the connecting frame (21), the two elliptical head molds (23) are installed at the rear end of the width adjusting mechanism (22), the sliding blocks (25) are installed at the rear end of the elliptical head molds (23), the sliding blocks (25) are connected with the sliding grooves (26) in a sliding fit mode, the sliding grooves (26) are installed on the connecting plate (24), the connecting plate (24) is installed on the connecting frame (21), the positioning mechanism (27) is installed in the middle of the connecting plate (24), and the two buffering tool holders (28) are installed at the upper ends of the elliptical head molds (23);
the inserting device (3) comprises a main cylinder (31), a fine adjustment mechanism (32), a main plate (33), two shrinkage motors (34), a pay-off column (35), cutters (36) and auxiliary plates (37), wherein the main cylinder (31) is symmetrically arranged on a connecting frame (21), the top end of the main cylinder (31) is arranged on the fine adjustment mechanism (32), the left end of the fine adjustment mechanism (32) is arranged on the main plate (33), the front side and the rear side of the upper end of the main plate (33) are respectively provided with one shrinkage motor (34), the output shaft of each shrinkage motor (34) is connected with the left end of the pay-off column (35), the right end of the pay-off column (35) is arranged on the auxiliary plates (37) through bearings, the auxiliary plates (37) are arranged on the main plate (33), and the cutters (36) are uniformly arranged at the front end and the rear end of the;
cutter (36) including lifting knife (361), connect rope (362), slip post (363), coupling spring (364) and stopper (365), slip post (363) are installed to the upper end of lifting knife (361), slip post (363) link to each other with mainboard (33) through sliding fit's mode, be connected with coupling spring (364) between the upper end of slip post (363) and mainboard (33), the front end lateral wall of lifting knife (361) links to each other with being connected rope (362) lower extreme, the upper end winding of connecting rope (362) is on paying off post (35), the side wall mounting of the rear end of lifting knife (361) has stopper (365).
2. The punching die of the C-shaped steel for the steel structure as claimed in claim 1, wherein: the width adjusting mechanism (22) comprises a U-shaped frame (221), a rotating motor (222), a cylinder (223) and two moving blocks (224), the rotating motor (222) is installed on the inner wall of the right end of the U-shaped frame (221), an output shaft of the rotating motor (222) is connected with the right end of the cylinder (223), the left end of the cylinder (223) is installed on the U-shaped frame (221) through a bearing, two sections of threads are arranged on the cylinder (223), the directions of the two sections of threads are opposite, one moving block (224) is arranged on each section of thread, and the rear end of each moving block (224) is installed on the oval head mold (23).
3. The punching die of the C-shaped steel for the steel structure as claimed in claim 1, wherein: the positioning mechanism (27) comprises a fixing frame (271), a connecting column (272), a limiting cylinder (273) and two limiting frames (274), the front end of the fixing frame (271) is installed on the connecting column (272), the front end and the rear end of the connecting column (272) are symmetrically provided with the limiting cylinder (273), and the top end of the limiting cylinder (273) is installed on the limiting frames (274).
4. The punching die of the C-shaped steel for the steel structure as claimed in claim 1, wherein: the buffer tool rest (28) comprises an operating frame (281), a buffer spring (282) and a fitting frame (283), wherein the operating frame (281) is installed at the upper end of the elliptical head die (23), and the inside of the operating frame (281) is connected with the fitting frame (283) through the buffer spring (282).
5. The punching die of the C-shaped steel for the steel structure as claimed in claim 1, wherein: fine-tuning (32) including work frame (325), twist motor (321), threaded rod (322), fine-tuning board (323) and telescopic link (324), install on work frame (325) and twist motor (321), install threaded rod (322) on twisting the output shaft of motor (321), threaded rod (322) pass through the transmission mode of screw thread and link to each other with fine-tuning board (323), be connected with telescopic link (324) between fine-tuning board (323) and work frame (325).
6. The punching die of the C-shaped steel for the steel structure as claimed in claim 3, wherein: the limiting frame (274) is of a U-shaped structure, and the limiting frame (274) corresponds to the limiting block (365).
7. The punching die of the C-shaped steel for the steel structure as claimed in claim 1, wherein: the left end of the lifting knife (361) is provided with a clamping block, and the right end of the lifting knife (361) is provided with a clamping groove.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811578434.4A CN109590376B (en) | 2018-12-24 | 2018-12-24 | Punching die of C-shaped steel for steel structure |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811578434.4A CN109590376B (en) | 2018-12-24 | 2018-12-24 | Punching die of C-shaped steel for steel structure |
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| Publication Number | Publication Date |
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| CN109590376A CN109590376A (en) | 2019-04-09 |
| CN109590376B true CN109590376B (en) | 2020-03-24 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201811578434.4A Active CN109590376B (en) | 2018-12-24 | 2018-12-24 | Punching die of C-shaped steel for steel structure |
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Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO1999007492A1 (en) * | 1997-08-07 | 1999-02-18 | Ssab Hardtech Ab | A method of producing a hardened sheet steel product |
| KR20080006354A (en) * | 2006-07-12 | 2008-01-16 | 주식회사 성우하이텍 | A notch pressing device of bumper stay in vehicles |
| CN202239172U (en) * | 2011-08-22 | 2012-05-30 | 无锡微研有限公司 | Width regulating mechanism for air conditioner fin longitudinal cutting sub-die |
| CN103722079A (en) * | 2013-11-19 | 2014-04-16 | 无锡高晟成型科技有限公司 | Flanging die structure |
| CN107186067A (en) * | 2017-06-23 | 2017-09-22 | 芜湖德丰汽车零部件有限公司 | A kind of multiple operation automatic punching device |
| CN206824481U (en) * | 2017-06-14 | 2018-01-02 | 湖南省万盛机筛有限公司 | The assembling die of institute's punching hole type size can quickly be adjusted |
| CN207266994U (en) * | 2017-08-18 | 2018-04-24 | 深圳市艾尼精密塑胶模具有限公司 | A kind of stamping equipment |
-
2018
- 2018-12-24 CN CN201811578434.4A patent/CN109590376B/en active Active
Patent Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO1999007492A1 (en) * | 1997-08-07 | 1999-02-18 | Ssab Hardtech Ab | A method of producing a hardened sheet steel product |
| KR20080006354A (en) * | 2006-07-12 | 2008-01-16 | 주식회사 성우하이텍 | A notch pressing device of bumper stay in vehicles |
| CN202239172U (en) * | 2011-08-22 | 2012-05-30 | 无锡微研有限公司 | Width regulating mechanism for air conditioner fin longitudinal cutting sub-die |
| CN103722079A (en) * | 2013-11-19 | 2014-04-16 | 无锡高晟成型科技有限公司 | Flanging die structure |
| CN206824481U (en) * | 2017-06-14 | 2018-01-02 | 湖南省万盛机筛有限公司 | The assembling die of institute's punching hole type size can quickly be adjusted |
| CN107186067A (en) * | 2017-06-23 | 2017-09-22 | 芜湖德丰汽车零部件有限公司 | A kind of multiple operation automatic punching device |
| CN207266994U (en) * | 2017-08-18 | 2018-04-24 | 深圳市艾尼精密塑胶模具有限公司 | A kind of stamping equipment |
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| Publication number | Publication date |
|---|---|
| CN109590376A (en) | 2019-04-09 |
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