CN216729005U - Reciprocating type punch press - Google Patents
Reciprocating type punch press Download PDFInfo
- Publication number
- CN216729005U CN216729005U CN202123206845.0U CN202123206845U CN216729005U CN 216729005 U CN216729005 U CN 216729005U CN 202123206845 U CN202123206845 U CN 202123206845U CN 216729005 U CN216729005 U CN 216729005U
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- 238000004080 punching Methods 0.000 claims abstract description 31
- 230000003139 buffering effect Effects 0.000 claims abstract description 26
- 230000005540 biological transmission Effects 0.000 claims abstract description 12
- 238000003825 pressing Methods 0.000 claims description 4
- 238000000034 method Methods 0.000 abstract description 10
- 230000001681 protective effect Effects 0.000 description 2
- 239000007858 starting material Substances 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000008878 coupling Effects 0.000 description 1
- 238000010168 coupling process Methods 0.000 description 1
- 238000005859 coupling reaction Methods 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000004134 energy conservation Methods 0.000 description 1
- 238000003754 machining Methods 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 239000000463 material Substances 0.000 description 1
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Abstract
The utility model discloses a reciprocating punch press, which relates to the technical field of punch presses and comprises a base, a punching unit and a lower die unit; the base is horizontally and transversely arranged in a cuboid shape; the stamping unit comprises a slide rail, a slide bar, a lifting block, a side plate, a motor bracket, a motor, a coupler, an upper die, a transmission assembly and a buffer assembly, wherein the left side and the right side of the middle part of the upper surface of the base are respectively and fixedly connected with the lower end of the vertical slide rail, the slide bar is respectively connected with the slide rail in a sliding manner, and an output shaft of the motor is connected with the transmission assembly through the coupler; the lower die unit is installed at the upper end of the base. Reciprocating type punching press can be carried out to panel through drive assembly, has improved work efficiency, and is equipped with certain buffering when buffering subassembly makes equipment punch to panel, has reduced the damage degree that causes equipment spare part, still is equipped with the mould seat, can change different moulds according to the demand to process different products.
Description
Technical Field
The utility model relates to a punch press technical field specifically is a reciprocating type punch press.
Background
The punching machine is a punching press machine, the punching production mainly aims at plates, and the punching process has the advantages of material and energy conservation, high efficiency, low technical requirement on operators and capability of making products which cannot be machined by applying various dies compared with the traditional machining process, so that the punching machine has more and more extensive application;
a punch press disclosed in the patent with publication number CN213379066U in the prior art comprises a machine body, the machine body comprises a workbench and a punch head arranged right above the workbench, pressing pieces are arranged at two ends of the punch head, a driving device for driving the pressing pieces to move towards the workbench is arranged on the pressing pieces, the driving device comprises a protective cover, a motor arranged in the protective cover, a first eccentric gear connected with an output shaft of the motor and a second eccentric gear engaged with the first eccentric gear, two ends of the second eccentric gear are rotatably connected with limiting plates, a supporting plate is fixedly connected between the two limiting plates, and one end of the supporting plate, far away from the second eccentric gear, is fixedly connected with a driving shaft;
it can only carry out single punching press to panel, can not carry out reciprocating type punching press to panel, has reduced work efficiency, and equipment is direct carries out hard punching press to panel, does not set up buffer assembly, has increased the damage degree that causes equipment spare part, for this reason we provide a reciprocating type punch press.
SUMMERY OF THE UTILITY MODEL
The to-be-solved technical problem of the utility model is overcome current defect, provide a reciprocating type punch press, can carry out reciprocating type punching press to panel through drive assembly, improved work efficiency, and be equipped with the buffering subassembly and make equipment carry out certain buffering occasionally to panel punching press, reduced the damage degree that causes equipment spare part, still be equipped with the mould seat, can change different moulds according to the demand to process different products, can effectively solve the problem in the background art.
In order to achieve the above object, the utility model provides a following technical scheme: a reciprocating punch press comprises a base, a punching unit and a lower die unit;
base: is horizontally and transversely placed in a cuboid shape;
a stamping unit: comprises a slide rail, a slide bar, a lifting block, a side plate, a motor bracket, a motor, a coupler, an upper die, a transmission component and a buffer component, wherein the left side and the right side of the middle part of the upper surface of a base are respectively and fixedly connected with the lower end of the vertical slide rail, the sliding strips are respectively connected with the sliding rails in a sliding way, the lower ends of the inner sides of the sliding strips are respectively fixedly connected with the left end and the right end of a vertical and transverse lifting block, an upper die is arranged below the middle part of the lifting block, the upper ends of the slide rails are respectively and fixedly connected with the lower ends of vertical and longitudinal side plates, the lower end of the outer side of the side plate on the right side is fixedly connected with the left end of a motor bracket, the right end of the motor bracket is fixedly connected with the lower side of the middle part of a motor, the input end of the motor is electrically connected with the output end of the external control switch, the output shaft of the motor is connected with the transmission assembly through the coupler, and the buffer assembly is arranged above the lifting block;
a lower die unit: is arranged at the upper end of the base.
Support whole equipment through the base, support the elevator through the draw runner, support the motor through motor support, when needs carry out the punching press to panel, place panel on the base, the starter motor, make the elevator drive the draw runner through transmission assembly and reciprocate to slide from top to bottom along the slide rail, thereby make the mould carry out the punching press to panel, reduce the instantaneous pressure when carrying out the punching press to panel through buffering subassembly, reduce the damage degree that causes equipment spare part, support fixed panel through the bed die unit.
Further, transmission assembly contains pivot, rotor plate, connecting axle, pendulum rod, universal ball and fixing base, the pivot level transversely is equipped with two, and the outer end of pivot rotates with the middle part of curb plate respectively and is connected, and the pivot right-hand member on right side passes through the output shaft fixed connection of shaft coupling and motor, the inner of pivot respectively with the one end fixed connection of rotor plate, and the other end of rotor plate rotate with both ends about horizontal connecting axle respectively and be connected, the upper end of the middle part downside fixedly connected with pendulum rod of connecting axle, and the lower extreme of pendulum rod passes through buffering subassembly and universal ball fixed connection, the lower extreme of the upper end middle part fixedly connected with fixing base of elevator, and the upper end middle part of fixing base is inside to rotate with universal ball and is connected.
The swing rod is supported through the connecting shaft, the universal ball is supported through the fixing seat, after the motor is started, the motor drives the rotating shaft to rotate, so that the rotating plate is driven to rotate, the connecting shaft drives the swing rod to swing through the limiting of the sliding strip and the sliding rail and the rotation of the universal ball, and therefore the sliding strip can slide up and down in a reciprocating mode along the sliding rail.
Further, the buffering subassembly contains mount pad, buffer spring, buffering telescopic link and support column, the upper end of the lower extreme fixedly connected with support column of pendulum rod, and the upper end of the lower extreme fixedly connected with buffering telescopic link of support column, buffer spring cup joints on buffering telescopic link and support column, the upper end of the lower extreme fixedly connected with mount pad of support column, and the lower extreme and the universal ball fixed connection of mount pad.
Support the buffering telescopic link through the mount pad, support the support column through the pendulum rod, in the pendulum rod wobbling, buffer spring and buffering telescopic link constantly extend or shorten to reduce the pressure to spare part when the elevator slides from top to bottom, when last mould punching press, buffer spring and buffering telescopic link shorten, reduce the instantaneous pressure of mould, both guaranteed the buffering effect through the support column, reduce the range of rocking again.
Furthermore, the stamping unit also comprises a die seat, the outer side of the upper end of the die seat is in threaded connection with a groove formed in the middle of the lower end of the lifting block, and the lower end of the die seat is fixedly connected with the middle of the upper end of the upper die. The upper die is supported by the die seat, the upper die is conveniently disassembled by the die seat, and different upper dies are replaced according to requirements to process different products.
Further, the bed die unit contains circular slot, reset spring, backup pad, mounting groove and bed die, the upper surface middle part of base is seted up flutedly, and the middle part of recess has seted up vertical circular slot, the inside bottom fixedly connected with reset spring's of circular slot lower extreme, and reset spring's upper end fixedly connected with backup pad's lower extreme middle part, the mounting groove has been seted up at the upper end middle part of backup pad, and the lower extreme and the mounting groove joint of bed die, panel is placed on the bed die.
Through reset spring backup pad, with required bed die joint in the mounting groove of backup pad, place panel on the bed die, promote the bed die downstream during the last mould punching press until contact recess bottom, reset spring contracts simultaneously, reduces the instantaneous pressure of last mould once more through reset spring, goes up the mould and lifts up the back, and reset spring kick-backs and makes the bed die reset.
Further, the lower die unit further comprises a fixing block and a limiting frame, the middle of the rear side of the upper surface of the base is fixedly connected with the lower end of the vertical and transverse fixing block, the upper end of the fixing block is fixedly connected with the transverse limiting frame, and the plate is located in the limiting frame. Support spacing frame through the fixed block, put panel in spacing frame, at the stamping process, panel reciprocates in spacing frame, prevents through spacing frame that panel breaks away from the bed die when the punching press.
Compared with the prior art, the beneficial effects of the utility model are that: the reciprocating type punching machine has the advantages that:
1. after the motor is started, the motor drives the rotating shaft to rotate so as to drive the rotating plate to rotate, and the connecting shaft drives the oscillating bar to swing through the limit of the sliding strip and the sliding rail and the rotation of the universal ball, so that the sliding strip slides up and down along the sliding rail in a reciprocating manner;
2. when the swing rod swings, the buffer spring and the buffer telescopic rod continuously extend or shorten, so that the pressure on parts when the lifting block slides up and down is reduced, and when an upper die is stamped, the buffer spring and the buffer telescopic rod shorten, so that the instantaneous pressure of the upper die is reduced;
3. reciprocating type punching press can be carried out to panel through drive assembly, has improved work efficiency, and be equipped with the buffering subassembly and make equipment carry out certain buffering when punching press to panel, has reduced the damage degree that causes equipment spare part, still is equipped with the mould seat, can change different moulds according to the demand to process different products.
Drawings
FIG. 1 is a schematic view of the present invention;
fig. 2 is a schematic view of the rear view structure of the present invention.
In the figure: the stamping die comprises a base 1, a plate 2, a stamping unit 3, a sliding rail 31, a sliding strip 32, a lifting block 33, a side plate 34, a motor bracket 35, a motor 36, a coupler 37, a rotating shaft 38, a rotating plate 39, a connecting shaft 310, a swing rod 311, a universal ball 312, a fixed seat 313, a mounting seat 314, a buffer spring 315, a buffer telescopic rod 316, a supporting column 317, a die seat 318, an upper die 319, a lower die unit 4, a circular groove 41, a return spring 42, a supporting plate 43, a mounting groove 44, a lower die 45, a fixing block 46 and a limiting frame 47.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.
Referring to fig. 1-2, the present embodiment provides a technical solution: a reciprocating punch press comprises a base 1, a punching unit 3 and a lower die unit 4;
base 1: is horizontally and transversely placed in a cuboid shape;
a punching unit 3: comprises a slide rail 31, a slide bar 32, a lifting block 33, a side plate 34, a motor support 35, a motor 36, a coupler 37, an upper die 319, a transmission component and a buffer component, wherein the left side and the right side of the middle part of the upper surface of a base 1 are respectively and fixedly connected with the lower end of the vertical slide rail 31, the slide bar 32 is respectively and slidably connected with the slide rail 31, the lower end of the inner side of the slide bar 32 is respectively and fixedly connected with the left end and the right end of the vertical and transverse lifting block 33, the upper die 319 is arranged below the middle part of the lifting block 33, the upper end of the slide rail 31 is respectively and fixedly connected with the lower end of the vertical and longitudinal side plate 34, the lower end of the outer side of the side plate 34 on the right side is fixedly connected with the left end of the motor support 35, the right end of the motor support 35 is fixedly connected with the lower side of the middle part of the motor 36, the input end of the motor 36 is electrically connected with the output end of an external control switch, and the output shaft of the motor 36 is connected with the transmission component through the coupler 37, the buffering component is arranged above the lifting block 33;
the transmission assembly comprises a rotating shaft 38, a rotating plate 39, a connecting shaft 310, a swinging rod 311, a universal ball 312 and a fixed seat 313, wherein two rotating shafts 38 are horizontally and transversely arranged, the outer ends of the rotating shafts 38 are respectively and rotatably connected with the middle part of the side plate 34, the right end of the rotating shaft 38 on the right side is fixedly connected with an output shaft of the motor 36 through a coupler 37, the inner ends of the rotating shafts 38 are respectively and fixedly connected with one end of the rotating plate 39, the other end of the rotating plate 39 is respectively and rotatably connected with the left end and the right end of the transverse connecting shaft 310, the upper end of the swinging rod 311 is fixedly connected with the lower end of the middle part of the connecting shaft 310, the lower end of the swinging rod 311 is fixedly connected with the universal ball 312 through a buffer assembly, the lower end of the fixed seat 313 is fixedly connected with the middle part of the upper end of the lifting block 33, and the inner part of the middle part of the upper end of the fixed seat 313 is rotatably connected with the universal ball 312.
The swing rod 311 is supported by the connecting shaft 310, the universal ball 312 is supported by the fixing seat 313, after the motor 36 is started, the motor 36 drives the rotating shaft 38 to rotate, so as to drive the rotating plate 39 to rotate, and the connecting shaft 310 drives the swing rod 311 to swing through the limit of the slide bar 32 and the slide rail 31 and the rotation of the universal ball 312, so as to enable the slide bar 32 to slide up and down along the slide rail 31 in a reciprocating manner.
Buffering subassembly contains mount pad 314, buffer spring 315, buffering telescopic link 316 and support column 317, the lower extreme fixedly connected with support column 317's of pendulum rod 311 upper end, and the lower extreme fixedly connected with of support column 317 cushions telescopic link 316's upper end, buffer spring 315 cup joints on buffering telescopic link 316 and support column 317, the lower extreme fixedly connected with mount pad 314's of support column 317 upper end, and the lower extreme and the universal ball 312 fixed connection of mount pad 314.
Support buffering telescopic link 316 through mount pad 314, support post 317 through pendulum rod 311, in the wobbling of pendulum rod 311, buffer spring 315 and buffering telescopic link 316 constantly extend or shorten, thereby reduce the pressure to spare part when the elevator 33 slides from top to bottom, when last mould 319 punches, buffer spring 315 and buffering telescopic link 316 shorten, reduce the instantaneous pressure of last mould 319, both guaranteed the buffering effect through support post 317, reduce the amplitude of rocking again.
The punching unit 3 further comprises a mold base 318, the outer side of the upper end of the mold base 318 is in threaded connection with a groove formed in the middle of the lower end of the lifting block 33, and the lower end of the mold base 318 is fixedly connected with the middle of the upper end of the upper mold 319. The upper mold 319 is supported by the mold base 318, the upper mold 319 can be conveniently disassembled by the mold base 318, and different upper molds 319 can be replaced according to requirements to process different products.
Lower mold unit 4: is arranged at the upper end of the base 1; lower die unit 4 contains circular slot 41, reset spring 42, backup pad 43, mounting groove 44 and lower mould 45, base 1's upper surface middle part has seted up flutedly, and vertical circular slot 41 has been seted up at the middle part of recess, the inside bottom fixedly connected with reset spring 42's of circular slot 41 lower extreme, and reset spring 42's upper end fixedly connected with backup pad 43's lower extreme middle part, mounting groove 44 has been seted up at the upper end middle part of backup pad 43, and lower mould 45's lower extreme and mounting groove 44 joint, panel 2 is placed on lower mould 45.
Lower die unit 4 still contains fixed block 46 and spacing frame 47, and the vertical horizontal fixed block 46 lower extreme of upper surface rear side middle part fixedly connected with of base 1, and the upper end fixedly connected with of fixed block 46 horizontal spacing frame 47, panel 2 are located spacing frame 47. Support spacing frame 47 through fixed block 46, put panel 2 in spacing frame 47, in stamping process, panel 2 reciprocates in spacing frame 47, prevents through spacing frame 47 that panel 2 breaks away from lower mould 45 when the punching press.
Support whole equipment through base 1, support lifting block 33 through draw runner 32, support motor 36 through motor support 35, when needs carry out the punching press to panel 2, place panel 2 on base 1, starter motor 36, make lifting block 33 drive draw runner 32 along slide rail 31 reciprocal slip from top to bottom through drive assembly, thereby make upper die 319 carry out the punching press to panel 2, reduce the instantaneous pressure when carrying out the punching press to panel 2 through buffering subassembly, reduce the damage degree that causes equipment spare part, support fixed panel 2 through lower die unit 4.
The utility model provides a pair of reciprocating type punch press's theory of operation as follows: the required lower die 45 is clamped in the mounting groove 44 of the supporting plate 43, the die seat 318 of the required upper die 319 is screwed at the lower end of the lifting block 33, the plate 2 is placed on the lower die 45 and is placed in the limiting frame 47, the motor 36 is started, the motor 36 drives the rotating shaft 38 to rotate, so as to drive the rotating plate 39 to rotate, the connecting shaft 310 drives the swing rod 311 to swing through the limiting of the slide bar 32 and the slide rail 31 and the rotation of the universal ball 312, so as to enable the slide bar 32 to slide up and down along the slide rail 31 in a reciprocating manner, so that the upper die 319 punches the plate 2, meanwhile, the buffer spring 315 and the buffer telescopic rod 316 continuously extend or shorten, so as to reduce the pressure on parts when the lifting block 33 slides up and down, when the upper die 319 punches, the buffer spring 315 and the buffer telescopic rod 316 shorten, so as to reduce the instantaneous pressure of the upper die 319, and ensure the buffer effect through the supporting column 317, and the amplitude of shaking is reduced, the upper die 319 pushes the lower die 45 to move downwards until contacting the bottom of the groove in a stamping mode, meanwhile, the return spring 42 contracts, the instantaneous pressure of the upper die 319 is reduced again through the return spring 42, after the upper die 319 is lifted, the return spring 42 rebounds to reset the lower die 45, meanwhile, the plate 2 moves up and down in the limiting frame 47, and the plate 2 is prevented from being separated from the lower die 45 in the stamping mode through the limiting frame 47.
It should be noted that the core chip of the external control switch set disclosed in the above embodiments is a PLC single chip, the motor 36 may be freely configured according to the actual application scenario, the motor 36 is suggested to be a servo motor, and the external control switch set controls the motor 36 to work by a method commonly used in the prior art.
The above only is the embodiment of the present invention, not limiting the scope of the present invention, all the equivalent structures or equivalent processes of the present invention are used in the specification and the attached drawings, or directly or indirectly applied to other related technical fields, and the same principle is included in the protection scope of the present invention.
Claims (6)
1. A reciprocating punch press, comprising: comprises a base (1), a plate (2), a punching unit (3) and a lower die unit (4);
base (1): is horizontally and transversely placed in a cuboid shape;
pressing unit (3): comprises a slide rail (31), a slide bar (32), a lifting block (33), a side plate (34), a motor support (35), a motor (36), a coupler (37), an upper die (319), a transmission component and a buffer component, wherein the left side and the right side of the middle part of the upper surface of the base (1) are respectively fixedly connected with the lower ends of the vertical slide rail (31), the slide bar (32) is respectively connected with the slide rail (31) in a sliding way, the lower end of the inner side of the slide bar (32) is respectively fixedly connected with the left end and the right end of the vertical transverse lifting block (33), the lower part of the middle part of the lifting block (33) is provided with the upper die (319), the upper end of the slide rail (31) is respectively fixedly connected with the lower end of the vertical longitudinal side plate (34), the lower end of the outer side of the side plate (34) on the right side is fixedly connected with the left end of the motor support (35), and the lower side of the right end of the motor support (35) is fixedly connected with the middle part of the motor (36), the input end of the motor (36) is electrically connected with the output end of the external control switch, the output shaft of the motor (36) is connected with the transmission assembly through a coupler (37), and the buffer assembly is arranged above the lifting block (33);
lower mold unit (4): is arranged at the upper end of the base (1).
2. A reciprocating punch press as claimed in claim 1, wherein: the transmission assembly comprises a rotating shaft (38), two rotating plates (39), a connecting shaft (310), swing rods (311), universal balls (312) and a fixing seat (313), the rotating shaft (38) is horizontally and transversely provided with two rotating plates (39), the outer ends of the rotating shaft (38) are respectively rotatably connected with the middle parts of side plates (34), the right end of the rotating shaft (38) on the right side is fixedly connected with an output shaft of a motor (36) through a coupler (37), the inner end of the rotating shaft (38) is respectively fixedly connected with one end of each rotating plate (39), the other end of each rotating plate (39) is respectively rotatably connected with the left end and the right end of the transverse connecting shaft (310), the lower side of the middle part of each connecting shaft (310) is fixedly connected with the upper end of the swing rod (311), the lower end of the swing rod (311) is fixedly connected with the universal balls (312) through a buffering assembly, and the middle part of the upper end of the lifting block (33) is fixedly connected with the lower end of the fixing seat (313), and the inner part of the middle part of the upper end of the fixed seat (313) is rotationally connected with the universal ball (312).
3. A reciprocating punch press as claimed in claim 2, wherein: the buffer assembly comprises a mounting seat (314), a buffer spring (315), a buffer telescopic rod (316) and a supporting rod (317), the upper end of the lower end fixedly connected with supporting rod (317) of the swing rod (311) is connected with the upper end of the lower end fixedly connected with buffer telescopic rod (316) of the supporting rod (317), the buffer spring (315) is sleeved on the buffer telescopic rod (316) and the supporting rod (317), the lower end fixedly connected with mounting seat (314) of the supporting rod (317) is connected with the upper end of the mounting seat (314), and the lower end of the mounting seat (314) is fixedly connected with a universal ball (312).
4. The reciprocating press of claim 1, wherein: the stamping unit (3) further comprises a die base (318), the outer side of the upper end of the die base (318) is in threaded connection with a groove formed in the middle of the lower end of the lifting block (33), and the lower end of the die base (318) is fixedly connected with the middle of the upper end of the upper die (319).
5. A reciprocating punch press as claimed in claim 1, wherein: lower mould unit (4) contain circular slot (41), reset spring (42), backup pad (43), mounting groove (44) and bed die (45), the upper surface middle part of base (1) has seted up flutedly, and the middle part of recess has seted up vertical circular slot (41), the lower extreme of the inside bottom fixedly connected with reset spring (42) of circular slot (41), and the lower extreme middle part of the upper end fixedly connected with backup pad (43) of reset spring (42), mounting groove (44) have been seted up at the upper end middle part of backup pad (43), and the lower extreme and mounting groove (44) joint of bed die (45), place on bed die (45) panel (2).
6. A reciprocating punch press as claimed in claim 5, wherein: lower mould unit (4) still contain fixed block (46) and spacing frame (47), the vertical horizontal fixed block (46) lower extreme of upper surface rear side middle part fixedly connected with of base (1), and the horizontal spacing frame (47) of upper end fixedly connected with of fixed block (46), panel (2) are located spacing frame (47).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202123206845.0U CN216729005U (en) | 2021-12-20 | 2021-12-20 | Reciprocating type punch press |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202123206845.0U CN216729005U (en) | 2021-12-20 | 2021-12-20 | Reciprocating type punch press |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN216729005U true CN216729005U (en) | 2022-06-14 |
Family
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202123206845.0U Expired - Fee Related CN216729005U (en) | 2021-12-20 | 2021-12-20 | Reciprocating type punch press |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN216729005U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN116037789A (en) * | 2022-12-07 | 2023-05-02 | 江苏郎克斯智能工业科技有限公司 | Stamping and forging process and method for precisely-forged stainless steel component |
-
2021
- 2021-12-20 CN CN202123206845.0U patent/CN216729005U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN116037789A (en) * | 2022-12-07 | 2023-05-02 | 江苏郎克斯智能工业科技有限公司 | Stamping and forging process and method for precisely-forged stainless steel component |
| CN116037789B (en) * | 2022-12-07 | 2023-09-19 | 江苏郎克斯智能工业科技有限公司 | Stamping and forging device and method for precisely-forged stainless steel component |
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| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20220614 |