CN116493464A - Continuous stamping conveying line and stamping process for hot forging products - Google Patents
Continuous stamping conveying line and stamping process for hot forging products Download PDFInfo
- Publication number
- CN116493464A CN116493464A CN202310274981.8A CN202310274981A CN116493464A CN 116493464 A CN116493464 A CN 116493464A CN 202310274981 A CN202310274981 A CN 202310274981A CN 116493464 A CN116493464 A CN 116493464A
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- stamping
- clamping cylinder
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- 238000005242 forging Methods 0.000 title claims abstract description 21
- 238000000034 method Methods 0.000 title claims abstract description 15
- 230000008569 process Effects 0.000 title claims abstract description 12
- 230000007246 mechanism Effects 0.000 claims abstract description 21
- 239000000463 material Substances 0.000 claims abstract description 14
- 238000004080 punching Methods 0.000 claims abstract description 14
- 230000006835 compression Effects 0.000 claims abstract description 12
- 238000007906 compression Methods 0.000 claims abstract description 12
- 238000007599 discharging Methods 0.000 claims description 16
- 230000009471 action Effects 0.000 claims description 5
- 238000003825 pressing Methods 0.000 claims description 3
- 230000007723 transport mechanism Effects 0.000 claims description 3
- 230000007306 turnover Effects 0.000 claims description 2
- 210000002268 wool Anatomy 0.000 claims description 2
- 230000006872 improvement Effects 0.000 abstract description 2
- 229910000831 Steel Inorganic materials 0.000 description 4
- 239000010959 steel Substances 0.000 description 4
- 238000001953 recrystallisation Methods 0.000 description 3
- 238000010273 cold forging Methods 0.000 description 2
- 239000002184 metal Substances 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 239000000956 alloy Substances 0.000 description 1
- 229910045601 alloy Inorganic materials 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 150000001875 compounds Chemical class 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000010438 heat treatment Methods 0.000 description 1
- 239000000126 substance Substances 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
- B21D22/00—Shaping without cutting, by stamping, spinning, or deep-drawing
- B21D22/02—Stamping using rigid devices or tools
-
- 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
- B21D37/16—Heating or cooling
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B21—MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
- B21D—WORKING OR PROCESSING OF SHEET METAL OR METAL TUBES, RODS OR PROFILES WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
- B21D43/00—Feeding, positioning or storing devices combined with, or arranged in, or specially adapted for use in connection with, apparatus for working or processing sheet metal, metal tubes or metal profiles; Associations therewith of cutting devices
- B21D43/02—Advancing work in relation to the stroke of the die or tool
- B21D43/026—Combination of two or more feeding devices provided for in B21D43/04 - B21D43/18
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B21—MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
- B21D—WORKING OR PROCESSING OF SHEET METAL OR METAL TUBES, RODS OR PROFILES WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
- B21D43/00—Feeding, positioning or storing devices combined with, or arranged in, or specially adapted for use in connection with, apparatus for working or processing sheet metal, metal tubes or metal profiles; Associations therewith of cutting devices
- B21D43/02—Advancing work in relation to the stroke of the die or tool
- B21D43/04—Advancing work in relation to the stroke of the die or tool by means in mechanical engagement with the work
- B21D43/10—Advancing work in relation to the stroke of the die or tool by means in mechanical engagement with the work by grippers
- B21D43/105—Manipulators, i.e. mechanical arms carrying a gripper element having several degrees of freedom
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B21—MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
- B21D—WORKING OR PROCESSING OF SHEET METAL OR METAL TUBES, RODS OR PROFILES WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
- B21D43/00—Feeding, positioning or storing devices combined with, or arranged in, or specially adapted for use in connection with, apparatus for working or processing sheet metal, metal tubes or metal profiles; Associations therewith of cutting devices
- B21D43/02—Advancing work in relation to the stroke of the die or tool
- B21D43/04—Advancing work in relation to the stroke of the die or tool by means in mechanical engagement with the work
- B21D43/12—Advancing work in relation to the stroke of the die or tool by means in mechanical engagement with the work by chains or belts
-
- 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
- B21D45/00—Ejecting or stripping-off devices arranged in machines or tools dealt with in this subclass
- B21D45/02—Ejecting devices
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02P—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
- Y02P70/00—Climate change mitigation technologies in the production process for final industrial or consumer products
- Y02P70/10—Greenhouse gas [GHG] capture, material saving, heat recovery or other energy efficient measures, e.g. motor control, characterised by manufacturing processes, e.g. for rolling metal or metal working
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Forging (AREA)
Abstract
A continuous stamping conveying line and stamping process for hot forging products belong to the technical field of stamping equipment; through setting up the unloading mechanism, utilize last unloading mechanism to go up the material loading group, can drive the automatic setting of the cooperation of flexible cylinder and open and shut the mould with the blank group in the material loading mechanism, can drive the part after the punching press is accomplished and take out from opening and shutting the mould automatically through the cooperation of flexible cylinder and clamping cylinder, realize automatic unloading through the cooperation of flexible cylinder and clamping cylinder, the cooperation of material loading group and unloading group can effectual improvement punching press efficiency; the die is arranged to be a die base and two side dies, and the two side dies can be pressed by the compression spring to top and bottom after stamping is completed, so that the part is convenient to demould, and the clamping cylinder is convenient to clamp.
Description
Technical Field
The invention belongs to the technical field of stamping equipment, and particularly relates to a continuous stamping conveying line and a stamping process for hot forging products.
Background
Forging can be classified into cold forging and hot forging according to the temperature of the blank at the time of processing. Cold forging is typically performed at room temperature and hot forging is performed at a temperature above the recrystallization temperature of the metal of the blank. Forging performed at a temperature not exceeding the recrystallization temperature while being heated is sometimes referred to as warm forging.
The purpose of hot forging is three:
1. the deformation resistance of metal is reduced, so that the forging pressure required by the deformation of the blank is reduced, and the tonnage of forging equipment is greatly reduced;
2. changing the as-cast structure of the steel ingot, and changing the coarse as-cast structure into a new structure of fine grains after recrystallization in the hot forging process, reducing the defects of the as-cast structure and improving the mechanical property of the steel;
3. the plasticity of the steel is improved, which is particularly important for some high alloy steels which are brittle and difficult to forge at low temperature.
The existing part hot forging is generally to heat the part to the hot forging temperature by adopting a heating furnace, then directly taking out the part to perform high-temperature stamping, the part needs to be stamped for many times to obtain the required shape, the existing continuous stamping module is large in cost, and when few batch non-standard parts are processed, the part is usually transported by manpower, in the process of transporting the high-temperature part for many times manually, the operation of workers is extremely high in danger due to the high temperature of the part, and the stamping efficiency of the part is greatly reduced by manual transportation.
Disclosure of Invention
The invention mainly solves the technical problems existing in the prior art and provides a continuous stamping conveying line and a stamping process for hot forging products.
The technical problems of the invention are mainly solved by the following technical proposal: the utility model provides a continuous punching press transfer chain of hot forging product and punching press technology, includes and opens and shuts compound die, goes up unloading mechanism and transport mechanism, the mould that opens and shuts includes the mould base, the left and right sides of mould base outer lane face respectively is equipped with a articulated seat, the top symmetry of mould base is equipped with two side forms, two the lower extreme of side form articulates and connects in two articulated seats, the inside of mould base is equipped with a compression spring, compression spring's upper end is connected with a kicking block, kicking block sliding connection is in the mould base, go up unloading mechanism and include a mounting panel, the upper surface of mounting panel is equipped with a set of material loading group and a set of unloading group, the material loading group is located the rear side of opening and closing the mould, the material loading group includes a slide base, two slide bars have, two on the slide bar equal sliding connection has a slider, two be connected with a kicking block between the slider, a rotatory wheel is connected with a pivot, a rotatory wheel is equipped with a pivot, a rotatory wheel is connected with a pivot, a rotatory wheel is equipped with a rotatory wheel is connected with a pivot, a rotatory wheel is connected with a rotatory wheel, a rotatory wheel is equipped with a rotatory wheel is connected with a rotatory wheel, a rotatory wheel is connected with a rotatory wheel, a cylinder is connected with a rotary wheel.
Preferably, a feeding table is arranged at a position on the mounting plate corresponding to the feeding group, and a discharging hopper is arranged at a position on the mounting plate corresponding to the discharging group.
Preferably, the conveying mechanism comprises a bottom plate, a driving belt base rotationally connected with the bottom plate is arranged on the bottom plate, a plate chain conveying belt group is arranged on the conveying base, and the plate chain conveying belt group is aligned with the blanking hopper.
Preferably, two corresponding inclined planes are arranged at the upper end of the top block.
Preferably, the clamping cylinder in the feeding group corresponds to the position of the feeding table when moving to the rightmost side.
Preferably, the clamping cylinder in the blanking group corresponds to the position of the blanking hopper when moving to the leftmost side.
A stamping process of a hot forging product continuous stamping conveying line comprises the following steps:
step one: placing the heated woolen on a feeding table through a conveyor belt or a manipulator;
step two: the telescopic cylinder in the feeding group drives the sliding block to slide currently, the rotating shaft rotates to drive the clamping cylinder to overturn due to the meshing relationship of the rotating gear and the rack, the clamping cylinder is opened at the same time, the clamping arm clamps the woolen on the feeding table, the telescopic cylinder drives the sliding block to move leftwards after clamping, and when the clamping arm moves to the position above the mold opening and closing, the clamping cylinder loosens to place the woolen into the mold opening and closing;
step three: after the discharging is completed, the telescopic cylinder in the feeding group repeats the feeding action and continuously moves to clamp the woolen on the feeding table; simultaneously, the punching machine performs downward pressing, and when the upper die contacts with the woolen, the side dies on two sides of the woolen are pressed down to fold the side dies, so that the punching is completed;
step four: after the stamping is finished, the upper die is lifted up by a stamping machine, the compression spring releases elasticity to jack up the jacking block, and the jacking block drives the two side dies to outwards turn out through the two inclined planes, so that the demolding of the part is finished;
step five: the blanking group repeats the actions of the upper material group reversely, the punched part is brought to the upper part of the blanking hopper, the clamping cylinder loosens the part, the part falls on the conveying mechanism, and the part is conveyed to the next procedure through the conveying mechanism.
The invention has the beneficial effects that: through setting up the unloading mechanism, utilize last unloading mechanism to go up the material loading group, can drive the automatic setting of the cooperation of flexible cylinder and open and shut the mould with the blank group in the material loading mechanism, can drive the part after the punching press is accomplished and take out from opening and shutting the mould automatically through the cooperation of flexible cylinder and clamping cylinder, realize automatic unloading through the cooperation of flexible cylinder and clamping cylinder, the cooperation of material loading group and unloading group can effectual improvement punching press efficiency; the die is arranged to be a die base and two side dies, and the two side dies can be pressed by the compression spring to top and bottom after stamping is completed, so that the part is convenient to demould, and the clamping cylinder is convenient to clamp.
Drawings
FIG. 1 is a schematic view of a construction of the present invention;
fig. 2 is a schematic structural view of the mold opening and closing device of the present invention.
In the figure: 1. a mold base; 2. a hinge base; 3. a side mold; 4. a compression spring; 5. a top block; 6. a mounting plate; 7. a sliding base; 8. a slide bar; 9. a slide block; 10. a rotating shaft; 11. a rotating wheel; 12. a rotary gear; 13. a rack; 14. a clamping cylinder; 15. a clamping arm; 16. a feeding table; 17. discharging a hopper; 18. a bottom plate; 19. a drive belt base; 20. a set of plate link conveyor belts; 21. an inclined plane; 22. and a telescopic cylinder.
Detailed Description
The technical scheme of the invention is further specifically described below through examples and with reference to the accompanying drawings.
Examples: the utility model provides a hot forging product continuous stamping conveying line and punching process, as shown in figure 1-figure 2, includes opening and closing die, feeding and discharging mechanism and transport mechanism, the opening and closing die includes die base 1, the left and right sides of die base 1 outer lane face is equipped with a articulated seat 2 respectively, the top symmetry of die base 1 is equipped with two side forms 3, two the lower extreme of side form 3 articulates and connects in two articulated seats 2, the inside of die base 1 is equipped with a compression spring 4, compression spring 4's upper end is connected with a kicking block 5, kicking block 5 sliding connection is in die base 1, feeding and discharging mechanism includes a mounting panel 6, the upper surface of mounting panel 6 is equipped with a set of material loading group and a set of unloading group, material loading group and unloading group structure are unanimous, material loading group locates the rear side of opening and closing die, the unloading group locates the front side of opening and closing die, the feeding group comprises a sliding base 7, two sliding rods 8 are erected in the sliding base 7, two sliding blocks 9 are connected to the sliding rods 8 in a sliding manner, a rotating shaft 10 is connected between the two sliding blocks 9, the rotating shaft 10 is rotationally connected with the two sliding blocks 9, one end, close to a die opening and closing mode, of the rotating shaft 10 is provided with a rotating wheel 11, the rotating wheel 11 is fixedly connected with the rotating shaft 10, a rotating gear 12 is sleeved on the rotating wheel 11, the rotating gear 12 is fixedly connected with the rotating wheel 11, a rack 13 is arranged on the sliding base 7 corresponding to the rotating gear 12, the rotating gear 12 is in meshed connection with the rack 13, a clamping cylinder 14 is arranged on the end face of the rotating wheel 11, two clamping blocks of the clamping cylinder 14 are connected with a clamping arm 15, one end of the sliding base 7 is provided with a telescopic cylinder 22, the extending end of the telescopic cylinder 22 is hinged on the rotating shaft 10 between the two sliding blocks 9.
A loading table 16 is arranged at a position on the mounting plate 6 corresponding to the loading group, and a discharging hopper 17 is arranged at a position on the mounting plate 6 corresponding to the discharging group.
The conveying mechanism comprises a bottom plate 18, a driving belt base 19 rotatably connected with the bottom plate 18 is arranged on the bottom plate 18, a plate chain conveying belt group 20 is arranged on the conveying base, and the plate chain conveying belt group 20 is aligned with the discharging hopper 17.
The upper end of the top block 5 is provided with two corresponding inclined planes 21.
The clamping cylinder 14 in the feeding group corresponds to the position of the feeding table 16 when moving to the rightmost side.
The clamping cylinder 14 in the blanking group moves to the leftmost position corresponding to the position of the blanking hopper 17.
A stamping process of a hot forging product continuous stamping conveying line comprises the following steps:
step one: placing the heated woolen on a feeding table 16 through a conveyor belt or a mechanical arm;
step two: the telescopic cylinder 22 in the feeding group drives the sliding block 9 to slide currently, the rotating shaft 10 rotates to drive the clamping cylinder 14 to turn over due to the meshing relationship of the rotating gear 12 and the rack 13, the clamping cylinder 14 is opened simultaneously, the woolen on the feeding table 16 is clamped through the clamping arm 15, the telescopic cylinder 22 drives the sliding block 9 to move leftwards after clamping, and when the clamping arm 15 moves above the opening and closing die, the clamping cylinder 14 is loosened to put the woolen into the opening and closing die;
step three: after the discharging is completed, the telescopic cylinder 22 in the feeding group repeats the feeding action and continuously moves to clamp the wool on the feeding table 16; simultaneously, the punching machine performs downward pressing, and when the upper die contacts with the woolen, the lateral dies 3 on two sides of the woolen are pressed down to fold the lateral dies 3, so that the punching is completed;
step four: after the stamping is finished, the upper die is lifted up by a stamping machine, the compression spring 4 releases elasticity to jack up the jacking block 5, and the jacking block 5 drives the two side dies 3 to outwards turn out through the two inclined planes 21, so that the demolding of the part is finished;
step five: the blanking group repeats the actions of the feeding group reversely, the punched part is brought above the blanking hopper 17, the clamping cylinder 14 loosens the part, the part falls on the conveying mechanism, and the part is conveyed to the next process through the conveying mechanism.
Finally, it should be noted that the above embodiments are merely representative examples of the present invention. Obviously, the invention is not limited to the above-described embodiments, but many variations are possible. Any simple modification, equivalent variation and modification of the above embodiments according to the technical substance of the present invention should be considered to be within the scope of the present invention.
Claims (7)
1. The utility model provides a continuous punching press transfer chain of hot forging product, includes opening and closing mould, goes up unloading mechanism and transport mechanism, its characterized in that: the die opening and closing device comprises a die base (1), a hinge seat (2) is respectively arranged on the left side and the right side of the outer ring surface of the die base (1), two side dies (3) are symmetrically arranged above the die base (1), the lower ends of the side dies (3) are hinged to the two hinge seats (2), a compression spring (4) is arranged in the die base (1), a top block (5) is connected to the upper end of the compression spring (4), the top block (5) is slidably connected to the die base (1), the feeding and discharging mechanisms comprise a mounting plate (6), a group of feeding groups and a group of discharging groups are arranged on the upper surface of the mounting plate (6), the feeding groups are consistent in structure, the feeding groups are arranged on the rear side of the die opening and closing device, the discharging groups are arranged on the front side of the die opening and closing device, the feeding groups comprise a sliding base (7), two sliding rods (8) are arranged in the sliding base (7), two sliding rods (8) are connected to the upper ends of the sliding base (7), two sliding rods (8) are connected to a rotating shaft (10), two rotating shafts (10) are connected to one end (10) of the rotating shaft (10), two rotating shafts (10) are connected to one end (10), and the rotating shafts (10) are fixedly connected to one end (10), the upper sleeve of swiveling wheel (11) is equipped with a swiveling gear (12), swiveling gear (12) and swiveling wheel (11) fixed connection, be equipped with a rack (13) on sliding base (7) that swiveling gear (12) corresponds, swiveling gear (12) are connected with rack (13) meshing, be equipped with a clamping cylinder (14) on the terminal surface of swiveling wheel (11), all be connected with a centre gripping arm (15) on two clamping blocks of clamping cylinder (14), the one end of sliding base (7) is equipped with a telescopic cylinder (22), the extension end of telescopic cylinder (22) articulates on pivot (10) between two sliders (9).
2. A continuous stamping conveyor line for hot-forged products according to claim 1, characterized in that: a feeding table (16) is arranged at the position, corresponding to the feeding group, of the mounting plate (6), and a discharging hopper (17) is arranged at the position, corresponding to the discharging group, of the mounting plate (6).
3. A continuous stamping conveyor line for hot-forged products according to claim 1, characterized in that: the conveying mechanism comprises a bottom plate (18), a driving belt base (19) rotationally connected with the bottom plate (18) is arranged on the bottom plate (18), a plate chain conveying belt group (20) is arranged on the conveying base, and the plate chain conveying belt group (20) is aligned with the blanking hopper (17).
4. A continuous stamping conveyor line for hot-forged products according to claim 1, characterized in that: the upper end of the top block (5) is provided with two corresponding inclined planes (21).
5. A continuous stamping conveyor line for hot-forged products according to claim 2, characterized in that: the clamping cylinder (14) in the feeding group corresponds to the position of the feeding table (16) when moving to the rightmost side.
6. A continuous stamping conveyor line for hot-forged products according to claim 2, characterized in that: the clamping cylinder (14) in the blanking group corresponds to the position of the blanking hopper (17) when moving to the leftmost side.
7. The stamping process of the continuous stamping conveyor line for hot-forged products according to claim 1, wherein: the method comprises the following steps:
step one: placing the heated woolen on a feeding table (16) through a conveyor belt or a manipulator;
step two: the telescopic cylinder (22) in the feeding group drives the sliding block (9) to slide in the prior art, the rotating shaft (10) rotates to drive the clamping cylinder (14) to turn over due to the meshing relationship of the rotating gear (12) and the rack (13), the clamping cylinder (14) is opened at the same time, the woolen on the feeding table (16) is clamped through the clamping arm (15), the telescopic cylinder (22) drives the sliding block (9) to move leftwards after clamping, and when the clamping arm (15) moves to the upper part of the opening and closing die, the clamping cylinder (14) loosens to place the woolen into the opening and closing die;
step three: after the discharging is completed, the telescopic cylinder (22) in the feeding group repeatedly moves to clamp the wool on the feeding table (16); simultaneously, the punching machine performs downward pressing, and when the upper die contacts with the woolen, the lateral dies (3) on two sides of the woolen are pressed down to fold the lateral dies (3), so that the punching is completed;
step four: after the stamping is finished, the upper die is lifted up by a stamping machine, the compression spring (4) releases elasticity to jack up the jacking block (5), and the jacking block (5) drives the two side dies (3) to outwards turn out through the two inclined planes (21), so that the demolding of the part is finished;
step five: the blanking group repeats the actions of the upper material group reversely, the punched part is brought to the upper part of the blanking hopper (17), the clamping cylinder (14) loosens the part, the part falls on the conveying mechanism, and the part is conveyed to the next procedure through the conveying mechanism.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202310274981.8A CN116493464A (en) | 2023-03-18 | 2023-03-18 | Continuous stamping conveying line and stamping process for hot forging products |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202310274981.8A CN116493464A (en) | 2023-03-18 | 2023-03-18 | Continuous stamping conveying line and stamping process for hot forging products |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN116493464A true CN116493464A (en) | 2023-07-28 |
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ID=87327501
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202310274981.8A Pending CN116493464A (en) | 2023-03-18 | 2023-03-18 | Continuous stamping conveying line and stamping process for hot forging products |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN116493464A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN117299942A (en) * | 2023-11-27 | 2023-12-29 | 四川西蜀电力金具集团有限公司 | Bulb link stamping system |
-
2023
- 2023-03-18 CN CN202310274981.8A patent/CN116493464A/en active Pending
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN117299942A (en) * | 2023-11-27 | 2023-12-29 | 四川西蜀电力金具集团有限公司 | Bulb link stamping system |
| CN117299942B (en) * | 2023-11-27 | 2024-02-02 | 四川西蜀电力金具集团有限公司 | Bulb link stamping system |
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