CN217070517U - Aluminum alloy oil tank end cover stamping die - Google Patents
Aluminum alloy oil tank end cover stamping die Download PDFInfo
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- CN217070517U CN217070517U CN202220148155.XU CN202220148155U CN217070517U CN 217070517 U CN217070517 U CN 217070517U CN 202220148155 U CN202220148155 U CN 202220148155U CN 217070517 U CN217070517 U CN 217070517U
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- oil tank
- end cover
- tank end
- rod
- fixedly arranged
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- 229910000838 Al alloy Inorganic materials 0.000 title claims abstract description 15
- 230000007246 mechanism Effects 0.000 claims abstract description 32
- 239000000463 material Substances 0.000 claims abstract description 29
- 238000004080 punching Methods 0.000 claims description 11
- 230000002349 favourable effect Effects 0.000 abstract description 5
- 230000009286 beneficial effect Effects 0.000 description 4
- 238000010586 diagram Methods 0.000 description 3
- 230000035939 shock Effects 0.000 description 3
- 235000017166 Bambusa arundinacea Nutrition 0.000 description 2
- 235000017491 Bambusa tulda Nutrition 0.000 description 2
- 241001330002 Bambuseae Species 0.000 description 2
- 235000015334 Phyllostachys viridis Nutrition 0.000 description 2
- 239000011425 bamboo Substances 0.000 description 2
- 239000002828 fuel tank Substances 0.000 description 2
- 238000009434 installation Methods 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 230000008569 process Effects 0.000 description 2
- 238000010521 absorption reaction Methods 0.000 description 1
- 230000009471 action Effects 0.000 description 1
- 230000002337 anti-port Effects 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 230000006872 improvement Effects 0.000 description 1
- 239000007769 metal material Substances 0.000 description 1
- 239000004033 plastic Substances 0.000 description 1
- 238000003825 pressing Methods 0.000 description 1
- 238000000926 separation method Methods 0.000 description 1
- 238000003756 stirring Methods 0.000 description 1
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Abstract
The utility model provides an aluminum alloy oil tank end cover stamping die, which belongs to the technical field of oil tank end cover stamping and aims to solve the problem that the existing oil tank end cover stamping die is inconvenient to take out an oil tank end cover when taking out the oil tank end cover because most of the oil tank end cover stamping die use manpower to take out an oil tank end cover finished product; comprises a supporting device; the stamping mechanism is arranged at the top of the supporting device, and the material pushing mechanism is arranged at the bottom of the supporting device; the supporting device is internally provided with a material shifting device, and the outer side of the material pushing mechanism is fixedly provided with an auxiliary mechanism; the threaded rod drives the push rod to move up and down through the conical gear A and the conical gear at the bottom of the threaded rod, so that the end cover of the finished oil tank is pushed out; utilize big belt pulley cooperation belt lace wheel, make montant and threaded rod rotate simultaneously to it is inboard to make the flitch dial finished product oil tank end cover into the inside chute of brace table, is favorable to taking out finished product oil tank end cover from the mould.
Description
Technical Field
The utility model belongs to the technical field of the oil tank end cover punching press, more specifically say, in particular to aluminum alloy oil tank end cover stamping die.
Background
The stamping die is a special process device for processing materials into parts in cold stamping processing, and is called as a cold stamping die; stamping, namely applying pressure to a material by using a die arranged on a press machine at room temperature to enable the material to generate separation or plastic deformation; the fuel tank cover is a cover on a fuel tank of an automobile and is generally made of metal materials through stamping.
Based on the above, current oil tank end cover stamping die uses the manual work mostly to take out oil tank end cover finished product, leads to being not convenient for take out the oil tank end cover when taking out, has reduced work efficiency, is unfavorable for carrying out stamping process to the oil tank end cover, has reduced stamping die's practicality.
Therefore, in view of the above, research and improvement are made for the existing structure and defects, and a stamping die for an aluminum alloy oil tank end cover is provided in order to achieve a more practical purpose.
SUMMERY OF THE UTILITY MODEL
In order to solve the technical problem, the utility model provides an aluminum alloy oil tank end cover stamping die to solve the current oil tank end cover stamping die that proposes in the above-mentioned background art and use the manual work mostly and take out the oil tank end cover finished product, lead to the problem of being not convenient for take out the oil tank end cover when taking out.
The utility model relates to an aluminum alloy oil tank end cover stamping die's purpose and efficiency are reached by following concrete technological means:
an aluminum alloy oil tank end cover stamping die comprises a supporting device; the support device includes: the support columns are arranged, the main bodies of the support columns are of a square structure, and the number of the support columns is four; the support tables are fixedly arranged among the tops of the four groups of support columns, and inclined grooves are formed in the support tables; the lower die is fixedly arranged at the top of the supporting table, and a die cavity is formed in the lower die; the stamping mechanism is arranged at the top of the supporting device, and the material pushing mechanism is arranged at the bottom of the supporting device; the pushing equipment includes: the transverse plates are fixedly arranged among the four groups of support columns; the threaded rod is arranged inside the transverse plate, and a conical gear is arranged at the bottom of the threaded rod; the supporting device is internally provided with a material shifting device, and an auxiliary mechanism is fixedly arranged on the outer side of the material pushing mechanism.
Further, the supporting device further comprises: the balls are arranged at the bottom of the chute in the support platform and are arranged in an array manner; the push rod is arranged inside the support table in a sliding mode, and the push rod main body is of a T-shaped structure; the top of the push rod is flush with the top of the inner die cavity of the lower die.
Further, the punching mechanism includes: the stamping frame is fixedly arranged at the top of the supporting platform; the top of the upper die is fixedly provided with a hydraulic cylinder, and the top of the hydraulic cylinder is fixedly arranged inside the stamping frame; the positioning rod is fixedly arranged at the top of the upper die and is arranged in the stamping frame in a sliding manner; a spring part is arranged between the top of the positioning rod and the top of the stamping frame.
Further, the pushing mechanism includes: the threaded rod is arranged in the push rod through threaded connection; the bevel gear A is fixedly arranged at the shaft end of the motor device and is meshed with a bevel gear at the bottom of the threaded rod; and the small belt pulley is fixedly arranged on the outer side of the threaded rod.
Further, the setting device comprises: the outer side of the upper end of the vertical rod is provided with a ratchet wheel in a matching way, and the ratchet wheel is arranged inside the supporting table in a matching way; the outer side of the lower end of the vertical rod is provided with a ratchet wheel in a matching way, and the mounting direction of the ratchet wheel at the lower end of the vertical rod is opposite to that of the ratchet wheel at the upper end; the kickoff plate is fixedly arranged at the top end of the vertical rod; the large belt pulley is arranged outside the ratchet wheel at the lower end of the vertical rod in a matching way; the big belt pulley is connected with the small belt pulley through a belt.
Further, the assist mechanism includes: the auxiliary plate is fixedly arranged on the outer side of the transverse plate; the auxiliary cylinder is fixedly arranged at the top of the auxiliary plate, and the bottom of the inner side of the auxiliary cylinder is provided with a magnetic block; the sliding rod is arranged on the inner side of the auxiliary cylinder in a sliding mode, and the bottom of the sliding rod is provided with a magnetic block; the installation direction of the magnetic block at the bottom of the sliding rod is opposite to that of the magnetic block in the auxiliary cylinder; the receiver, the receiver is fixed to be set up in the slide bar top, and the receiver is located the inside chute below of brace table.
Compared with the prior art, the utility model discloses following beneficial effect has:
1. the utility model discloses in, through being provided with two sets of locating levers and spring part, cushion the location to the upper die, played the effect that prevents the upper die and appear shifting when punching press, lead to punching press to appear the error; the array type balls are utilized to help the end cover of the finished oil tank slide into the storage box; utilize inside magnetic path of supplementary section of thick bamboo and slide bar bottom magnetic path, offset the impact force that the receiver received, be favorable to carrying out the shock attenuation to finished product oil tank end cover, prevent that the oil tank end cover from appearing damaging when dropping, be favorable to accomodating the oil tank end cover.
2. In the utility model, the threaded rod drives the push rod to move up and down by the arrangement of the bevel gear A and the bevel gear at the bottom of the threaded rod, so that the end cover of the finished product oil tank is pushed out; utilize big belt pulley cooperation belt lace wheel, make montant and threaded rod rotate simultaneously to it is inboard to make the switch-plate dial finished product oil tank end cover into the inside chute of brace table, is favorable to taking out finished product oil tank end cover from the mould, has strengthened stamping die's practicality.
Drawings
Fig. 1 is a schematic view of the overall structure of the present invention.
Fig. 2 is a schematic structural view of the supporting device of the present invention.
Fig. 3 is a schematic structural diagram of the pushing mechanism of the present invention.
Fig. 4 is a schematic structural diagram of the punching mechanism of the present invention.
Fig. 5 is a schematic structural view of the material stirring device of the present invention.
Fig. 6 is a schematic structural diagram of the auxiliary mechanism of the present invention.
In the drawings, the corresponding relationship between the component names and the reference numbers is as follows:
1. a support device; 101. a support pillar; 102. a support table; 103. a lower die; 104. a ball bearing; 105. a push rod;
2. a stamping mechanism; 201. a punching frame; 202. an upper die; 203. positioning a rod;
3. a material pushing mechanism; 301. a transverse plate; 302. a threaded rod; 303. a bevel gear A; 304. a small belt pulley;
4. a material poking device; 401. a vertical rod; 402. a kick-out plate; 403. a large belt pulley;
5. an auxiliary mechanism; 501. an auxiliary plate; 502. an auxiliary cylinder; 503. a slide bar; 504. an accommodating box.
Detailed Description
The following describes embodiments of the present invention in further detail with reference to the accompanying drawings and examples. The following examples are intended to illustrate the invention, but are not intended to limit the scope of the invention.
In the description of the present invention, "a plurality" means two or more unless otherwise specified; the terms "upper", "lower", "left", "right", "inner", "outer", "front", "rear", "head", "tail", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are merely for convenience of description and simplicity of description, and do not indicate or imply that the device or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and thus, should not be construed as limiting the present invention. Furthermore, the terms "first," "second," "third," and the like are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.
In the description of the present invention, it is to be noted that, unless otherwise explicitly specified or limited, the terms "connected" and "connected" are to be interpreted broadly, and may be, for example, fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; may be directly connected or indirectly connected through an intermediate. The specific meaning of the above terms in the present invention can be understood in specific cases to those skilled in the art.
Example (b):
as shown in figures 1 to 6:
the utility model provides an aluminum alloy oil tank end cover stamping die, which comprises a supporting device 1; the support device 1 includes: the device comprises supporting columns 101, a supporting platform 102, a lower die 103, balls 104 and push rods 105, wherein the main bodies of the supporting columns 101 are arranged in a square structure, and the number of the supporting columns 101 is four; the support table 102 is fixedly arranged between the tops of the four groups of support columns 101, and a chute is formed in the support table 102; the lower die 103 is fixedly arranged at the top of the support platform 102, and a die cavity is formed in the lower die 103; the balls 104 are arranged at the bottom of the chute in the support platform 102, and the balls 104 are arranged in an array; the push rod 105 is slidably disposed inside the supporting platform 102, and the main body of the push rod 105 is a T-shaped structure; the top of the push rod 105 is flush with the top of the mold cavity inside the lower mold 103, and the push rod 105 is located inside the lower mold 103; the concrete functions are as follows: the array balls 104 are utilized to facilitate the finished oil tank end cover to slide into the storage box 504; the top of the supporting device 1 is provided with a stamping mechanism 2, and the bottom of the supporting device 1 is provided with a material pushing mechanism 3; the punching mechanism 2 includes: the stamping device comprises a stamping frame 201, an upper die 202 and a positioning rod 203, wherein the stamping frame 201 is fixedly arranged at the top of a support platform 102, and the main body of the stamping frame 201 is arranged to be an L-shaped structure; a hydraulic cylinder is fixedly arranged at the top of the upper die 202, and the top of the hydraulic cylinder is fixedly arranged inside the stamping frame 201; the positioning rod 203 is fixedly arranged at the top of the upper die 202, and the positioning rod 203 is arranged in the punching frame 201 in a sliding manner; spring pieces are arranged between the top parts of the positioning rods 203 and the top part of the stamping frame 201, and two groups of the positioning rods 203 are arranged; the concrete functions are as follows: the two groups of positioning rods 203 and the spring pieces are arranged to buffer and position the upper die 202, so that the upper die 202 is prevented from shifting during stamping to cause stamping errors; the supporting device 1 is internally provided with a material poking device 4, and the outer side of the material pushing mechanism 3 is fixedly provided with an auxiliary mechanism 5.
As shown in fig. 3, the pusher mechanism 3 includes: the device comprises a transverse plate 301, a threaded rod 302, a conical gear A303 and a small belt pulley 304, wherein the transverse plate 301 is fixedly arranged among the four groups of support columns 101; a bearing is arranged on the outer side of the threaded rod 302 in a matched manner, and the bearing is arranged inside the transverse plate 301 in a matched manner; the threaded rod 302 is arranged inside the push rod 105 through threaded connection, and a bevel gear is arranged at the bottom of the threaded rod 302; the bevel gear A303 is fixedly arranged at the shaft end of the motor device, and the motor device is fixedly arranged on the outer side of the transverse plate 301; the bevel gear A303 is meshed with a bevel gear at the bottom of the threaded rod 302; the small belt pulley 304 is fixedly arranged on the outer side of the threaded rod 302; the concrete functions are as follows: the threaded rod 302 drives the push rod 105 to move up and down through the arrangement of the bevel gear A303 and the bevel gear at the bottom of the threaded rod 302, so that the end cover of the finished oil tank is pushed out; the large belt pulley 403 is matched with the small belt pulley 304, so that the vertical rod 401 and the threaded rod 302 rotate simultaneously, and the material shifting plate 402 shifts the end caps of the finished oil tanks into the inner side of the inclined grooves in the supporting platform 102, thereby being beneficial to taking out the end caps of the finished oil tanks from the mold.
As shown in fig. 5, the setting device 4 includes: the device comprises a vertical rod 401, a kick-out plate 402 and a large belt pulley 403, wherein a ratchet wheel is arranged on the outer side of the upper end of the vertical rod 401 in a matched mode, and the ratchet wheel is arranged inside a support table 102 in a matched mode; a ratchet wheel is arranged on the outer side of the lower end of the vertical rod 401 in a matched mode, and the mounting direction of the ratchet wheel at the lower end of the vertical rod 401 is opposite to that of the ratchet wheel at the upper end; the material shifting plates 402 are fixedly arranged at the top ends of the vertical rods 401, the number of the material shifting plates 402 is two, and the two material shifting plates 402 are symmetrically arranged; the large belt pulley 403 is arranged outside the ratchet wheel at the lower end of the vertical rod 401 in a matching way; the large belt pulley 403 is connected with the small belt pulley 304 through a belt; the concrete functions are as follows: the large belt pulley 403 is matched with the small belt pulley 304, so that the vertical rod 401 and the threaded rod 302 rotate simultaneously, and the material shifting plate 402 shifts the end caps of the finished oil tanks into the inner side of the inclined grooves in the supporting platform 102, thereby being beneficial to taking out the end caps of the finished oil tanks from the mold.
As shown in fig. 6, the assist mechanism 5 includes: the auxiliary plate 501 is fixedly arranged on the outer side of the transverse plate 301; auxiliary cylinders 502, the auxiliary cylinders 502 are fixedly arranged on the top of the auxiliary plate 501, and the number of the auxiliary cylinders 502 is four; the two groups are symmetrically arranged, and the bottom of the inner side of the auxiliary cylinder 502 is provided with a magnetic block; the sliding rod 503 is slidably arranged inside the auxiliary cylinder 502, and the bottom of the sliding rod 503 is provided with a magnetic block; the magnetic blocks at the bottom of the sliding rods 503 are opposite to the magnetic blocks in the auxiliary cylinder 502 in installation direction, and the number of the sliding rods 503 is four; the storage box 504 is fixedly arranged between the tops of the four groups of sliding rods 503, and the storage box 504 is positioned below the inclined grooves in the support platform 102; the concrete functions are as follows: utilize the inside magnetic path of supplementary section of thick bamboo 502 and slide bar 503 bottom magnetic path, offset the impact force that receiver 504 received, be favorable to carrying out the shock attenuation to finished product oil tank end cover, prevent that the oil tank end cover from appearing damaging when dropping.
In another embodiment, as shown in fig. 4, an elastic rubber member is disposed between the top of the positioning rod 203 and the top of the stamping frame 201, and under the action of the elastic rubber member, the upper die 202 is buffered and positioned, which plays a role in preventing the upper die 202 from shifting during stamping, resulting in stamping errors.
The specific use mode and function of the embodiment are as follows:
in the utility model, when in use, the support column 101 is matched with the support table 102 to support the die, the processing material is placed at the top of the lower die 103, the upper die 202 is driven by the hydraulic cylinder to move downwards, and the processing material is punched; the two groups of positioning rods 203 and the spring pieces are arranged to buffer and position the upper die 202, so that the upper die 202 is prevented from shifting during stamping to cause stamping errors; when the stamping is finished, the motor device is started to drive the bevel gear A303 to rotate, the bevel gear A303 drives the threaded rod 302 to rotate through the bevel gear at the bottom of the threaded rod 302, so that the threaded rod 302 drives the push rod 105 to slide upwards, and the finished product oil tank end cover is ejected out of the lower die 103, which is beneficial to taking out the finished product oil tank end cover from the die; the threaded rod 302 simultaneously drives the small belt pulley 304 to rotate, the small belt pulley 304 drives the large belt pulley 403 to rotate through a belt, the large belt pulley 403 drives the vertical rod 401 and the material shifting plate 402 to rotate through a ratchet wheel at the lower end of the vertical rod 401, so that the material shifting plate 402 shifts the oil tank end cover into a chute inside the support platform 102, and the oil tank end cover slides into the inner side of the storage box 504 through the balls 104; when the oil tank end cover impacts the storage box 504, the impact force is counteracted through the matching of the magnetic blocks inside the auxiliary cylinder 502 and the magnetic blocks at the bottom of the sliding rod 503, so that the shock absorption of the finished oil tank end cover is facilitated, and the oil tank end cover is prevented from being damaged when falling; make diaphragm 301 bottom motor device reversal, motor device passes through bevel gear A303 and drives threaded rod 302 antiport for threaded rod 302 drives push rod 105 and resets, and threaded rod 302 drives big belt pulley 403 reversal through belt pulley 304 cooperation belt simultaneously, and montant 401 is fixed through the upper end ratchet this moment, has strengthened stamping die's practicality.
The embodiments of the present invention have been presented for purposes of illustration and description, and are not intended to be exhaustive or limited to the invention in the form disclosed. Many modifications and variations will be apparent to those of ordinary skill in the art. The embodiment was chosen and described in order to best explain the principles of the invention and the practical application, and to enable others of ordinary skill in the art to understand the invention for various embodiments with various modifications as are suited to the particular use contemplated.
Claims (6)
1. The utility model provides an aluminum alloy oil tank end cover stamping die which characterized in that includes: a support device (1); the support device (1) comprises: the supporting columns (101), the main bodies of the supporting columns (101) are arranged to be square structures, and the number of the supporting columns (101) is four; the supporting tables (102) are fixedly arranged among the tops of the four groups of supporting columns (101), and chutes are formed in the supporting tables (102); the lower die (103), the lower die (103) is fixedly arranged at the top of the support table (102), and a die cavity is formed in the lower die (103); the top of the supporting device (1) is provided with a stamping mechanism (2), and the bottom of the supporting device (1) is provided with a material pushing mechanism (3); the pushing mechanism (3) comprises: the transverse plates (301), the transverse plates (301) are fixedly arranged among the four groups of supporting columns (101); the threaded rod (302), the threaded rod (302) is installed inside the transverse plate (301), and a bevel gear is installed at the bottom of the threaded rod (302); the material pushing device is characterized in that the material pushing device (4) is arranged inside the supporting device (1), and an auxiliary mechanism (5) is fixedly arranged on the outer side of the material pushing mechanism (3).
2. The aluminum alloy oil tank end cover stamping die of claim 1, wherein: the support device (1) further comprises: the balls (104), the balls (104) are arranged at the bottom of the chute in the support platform (102), and the balls (104) are arranged in an array form; the push rod (105), the push rod (105) is arranged inside the support platform (102) in a sliding mode, and the main body of the push rod (105) is arranged to be of a T-shaped structure; the top of the push rod (105) is flush with the top of the mold cavity in the lower mold (103).
3. The aluminum alloy oil tank end cover stamping die of claim 1, wherein: the punching mechanism (2) includes: the stamping frame (201), the stamping frame (201) is fixedly arranged on the top of the supporting platform (102); the top of the upper die (202) is fixedly provided with a hydraulic cylinder, and the top of the hydraulic cylinder is fixedly arranged inside the stamping frame (201); the positioning rod (203), the positioning rod (203) is fixedly arranged at the top of the upper die (202), and the positioning rod (203) is arranged in the punching frame (201) in a sliding manner; a spring piece is arranged between the top of the positioning rod (203) and the top of the punching frame (201).
4. The aluminum alloy oil tank end cover stamping die of claim 1, wherein: the pushing mechanism (3) comprises: the threaded rod (302) is arranged inside the push rod (105) through threaded connection; the bevel gear A (303), the bevel gear A (303) is fixedly arranged at the shaft end of the motor device, and the bevel gear A (303) is meshed with the bevel gear at the bottom of the threaded rod (302); and the small belt pulley (304), the small belt pulley (304) is fixedly arranged on the outer side of the threaded rod (302).
5. The aluminum alloy oil tank end cover stamping die of claim 1, wherein: the material poking device (4) comprises: the outer side of the upper end of the vertical rod (401) is provided with a ratchet wheel in a matching way, and the ratchet wheel is arranged inside the supporting platform (102) in a matching way; a ratchet wheel is arranged on the outer side of the lower end of the vertical rod (401) in a matched mode, and the mounting direction of the ratchet wheel at the lower end of the vertical rod (401) is opposite to that of the ratchet wheel at the upper end; the kick-out plate (402), the kick-out plate (402) is fixedly arranged on the top end of the vertical rod (401); the large belt pulley (403), the large belt pulley (403) is installed on the outer side of the ratchet wheel at the lower end of the vertical rod (401) in a matching mode; the large belt pulley (403) is connected with the small belt pulley (304) through a belt.
6. The aluminum alloy oil tank end cover stamping die of claim 1, characterized in that: the auxiliary mechanism (5) comprises: the auxiliary plate (501), the auxiliary plate (501) is fixedly arranged outside the transverse plate (301); the auxiliary cylinder (502), the auxiliary cylinder (502) is fixedly arranged at the top of the auxiliary plate (501), and the bottom of the inner side of the auxiliary cylinder (502) is provided with a magnetic block; the sliding rod (503) is arranged on the inner side of the auxiliary cylinder (502) in a sliding mode, and the bottom of the sliding rod (503) is provided with a magnetic block; the mounting direction of the magnetic block at the bottom of the sliding rod (503) is opposite to that of the magnetic block in the auxiliary cylinder (502); the storage box (504) is fixedly arranged at the top of the sliding rod (503), and the storage box (504) is positioned below the inclined groove in the support platform (102).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202220148155.XU CN217070517U (en) | 2022-01-20 | 2022-01-20 | Aluminum alloy oil tank end cover stamping die |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202220148155.XU CN217070517U (en) | 2022-01-20 | 2022-01-20 | Aluminum alloy oil tank end cover stamping die |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN217070517U true CN217070517U (en) | 2022-07-29 |
Family
ID=82542199
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202220148155.XU Expired - Fee Related CN217070517U (en) | 2022-01-20 | 2022-01-20 | Aluminum alloy oil tank end cover stamping die |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN217070517U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115302247A (en) * | 2022-09-21 | 2022-11-08 | 青岛英太克锡业科技有限公司 | Lead bead production device and method |
-
2022
- 2022-01-20 CN CN202220148155.XU patent/CN217070517U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115302247A (en) * | 2022-09-21 | 2022-11-08 | 青岛英太克锡业科技有限公司 | Lead bead production device and method |
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| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20220729 |
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| CF01 | Termination of patent right due to non-payment of annual fee |