CN216105048U - Roll up core locking structure and use its coiling mechanism - Google Patents
Roll up core locking structure and use its coiling mechanism Download PDFInfo
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- CN216105048U CN216105048U CN202122394477.0U CN202122394477U CN216105048U CN 216105048 U CN216105048 U CN 216105048U CN 202122394477 U CN202122394477 U CN 202122394477U CN 216105048 U CN216105048 U CN 216105048U
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Abstract
The utility model provides a roll core locking structure which comprises a roll core seat, wherein one end of the roll core seat is provided with an expansion sliding table, a plurality of expansion claw discs connected with the expansion sliding table are arranged around the expansion sliding table, the other end of the roll core seat extends towards the outer side of the roll core seat to form a bulge, the expansion sliding table is connected with a power part, and under the driving of the power part, the expansion sliding table linearly moves along the axial direction of the roll core seat to extrude the expansion claw discs and apply force to the expansion claw discs to move towards the outer side of the roll core seat. Compared with the prior art, the winding device is used for locking the winding core through a simpler structure and has a better locking effect.
Description
Technical Field
The utility model relates to the technical field of amorphous thin strip production equipment, in particular to a winding core locking structure and a winding device applying the same.
Background
With the increasingly mature technology of the amorphous alloy industry in China, the research and development of the production process and equipment of the amorphous thin strip break through the blockade of foreign technologies for many years, and the amorphous thin strip has a production scale at home. Because the amorphous alloy is a novel high-tech industry, the existing production technology is far from reaching the advanced technical level of foreign companies, the automation and the intellectualization of amorphous thin strip production equipment are realized, the productivity is improved, and the production cost is reduced, so that the amorphous alloy is a common subject in the current industry. Take the thin strip coil of strip of amorphous to change for the example, what each manufacturing enterprise adopted at present still the manual change loading and unloading coil of strip, intensity of labour is big, and operating skill requires highly, and the coil change time is long, and has the potential safety hazard.
The coiling of amorphous thin belt is to roll up the core installation locking and fix on rolling machine main shaft, and the core of rolling of current amorphous thin belt rolling machine adopts the tapering nut locking to install on rolling machine main shaft, and not only locking structure is complicated, and still need adjust well screens breach when the installation, and the coil of strip needs artifical dismouting nut when changing, and intensity of labour is big, wastes time and energy, the reliability is poor, and has the potential safety hazard. Whether the accurate and firm locking and positioning can be carried out on the winding core for curling the amorphous thin strip or not directly influences the quality of the strip coil.
SUMMERY OF THE UTILITY MODEL
The utility model aims to provide a winding core locking structure for overcoming the defects of the prior art.
Roll up core locking structure, including rolling up the core seat, the one end of rolling up the core seat is equipped with the tight slip table that expands, centers on the tight slip table that expands be equipped with a plurality of with the tight claw dish that expands that the tight slip table that expands meets, the other end court of rolling up the core seat the outside extension of rolling up the core seat is formed with the arch, the tight slip table that expands is connected with power component under power component's the drive, the tight slip table that expands is followed linear motion is made to the axial of rolling up the core seat, the extrusion tight claw dish that expands is right it exerts toward to expand tight claw dish the power that the core seat outside removed.
The tight slip table that expands makes linear motion and extrudes the tight claw dish that expands, right the tight claw dish that expands is applyed toward the power that the core seat outside removed is rolled up to the order the tight claw dish that expands is to install in roll up core on the core seat is applyed toward the power that the core seat outside removed is rolled up, just roll up the core card and support in the arch, make roll up the core and locked. This structure is simple and easy compacter, is convenient for lock roll up the core, play more firm locking effect.
Specifically, the tight slip table that expands is the round platform form setting just the top orientation of the tight slip table that expands the inside of core rolling seat, the inboard laminating of the tight claw dish that expands is in on the outer wall of the tight slip table that expands. When the expansion sliding table moves linearly to enable the expansion sliding table to be located at the inner side of the expansion claw disc, the expansion claw disc is extruded to be subjected to force applied to move outside the core rolling seat, and therefore the core rolling seat plays a locking role.
Specifically, be equipped with the opening in the book core seat, the tight slip table that expands stretches into in the opening, just the tight slip table that expands stretches into the tip in the book core seat be equipped with opening matched with fixture block. The clamping block plays a role in guiding under the matching of the clamping block and the opening, and limits the radial movement of the expansion sliding table, so that the expansion sliding table does linear movement and is not easy to deviate.
Specifically, the expansion claw disc extends towards the opening along the radial direction of the expansion sliding table; when the expansion sliding table moves out of the opening, the clamping block abuts against the end face, extending into the opening, of the expansion claw disc, so that the movement range of the expansion sliding table is limited, and the expansion sliding table is prevented from being separated from each expansion claw disc.
Specifically, a sliding hole and a penetrating piece are arranged on the expansion claw disc, and a movable gap for the penetrating piece to move relative to the expansion claw disc is formed in the sliding hole; the winding core seat is provided with an assembling hole correspondingly communicated with the sliding hole; the penetrating piece is inserted into the mounting hole through the sliding hole. Through the setting of sliding hole, dress hole, wearing union piece, clearance, the tight claw dish of expanding receives pressure then is in the radial displacement is made under the direction of clearance, thereby it is right roll up the core and lock.
Specifically, the outside circumference of the tight claw dish that expands is equipped with the recess, thereby roll up the core with leave the surplus between the tight claw dish outside of expanding, avoid ambient temperature to rise and make the tight claw dish that expands takes place to rise after the deformation, the tight claw dish that expands with roll up the core lock and die, influence normal operating.
The utility model also provides a winding device applying the winding core locking structure.
The winding device comprises a machine body, wherein a winding assembly is arranged on the machine body, the winding assembly comprises a winding shaft barrel and a winding main shaft penetrating into the winding shaft barrel, and the winding main shaft is connected with a winding core locking structure.
Through the rolling main shaft is connected with as above the core locking structure, this coiling mechanism is more convenient for loading and unloading locking roll core to follow-up rolling work, the operation of unloading a roll go on.
Specifically, the winding main shaft and the winding shaft cylinder are coaxially arranged, and the winding main shaft rotates around the axis of the winding main shaft relative to the winding shaft cylinder; the winding main shaft is provided with a driven assembly, the machine body is provided with a driving assembly, and the driving assembly is connected with the driven assembly. Through setting up driven subassembly, drive assembly, the automatic rotation can be realized to the rolling main shaft to carry out the rolling work.
Specifically, the both ends of rolling main shaft extend to outside the rolling axle section of thick bamboo, it establishes to roll up the core seat the one end of rolling main shaft, power component establishes the other end of rolling main shaft, the tight slip table that expands set up through the cross-under in the driving lever in the rolling main shaft with power component links to each other. The simple and compact structure is more convenient for the power part passes through the actuating lever drive the tight slip table that expands locks.
Specifically, be equipped with negative pressure assembly in the organism, a rolling beam barrel is equipped with the intercommunication mouth, the rolling main shaft is equipped with the through-hole, the book core seat is equipped with the perforation, negative pressure assembly, intercommunication mouth, through-hole, perforation communicate in proper order. Through negative pressure subassembly, intercommunication mouth, through-hole, perforation intercommunication in proper order set up, it corresponds to roll up the core the perforation is equipped with inhales the foraminiferous, works as when the negative pressure subassembly operates, it forms the negative pressure to inhale the area to hold the thin area of amorphous.
The utility model has the beneficial effects that:
1. the expansion sliding table moves linearly to apply outward pressure to the expansion claw disc, so that the expansion claw disc applies outward pressure to a winding core attached to the winding core base, and the winding core is locked. This structure is simple and easy compacter, is convenient for lock roll up the core, play more firm locking effect.
2. This coiling mechanism passes through the rolling main shaft uses as above the book core locking structure, the loading and unloading locking of being more convenient for roll up the core to follow-up rolling work, the going on of the work of unloading a roll.
Drawings
FIG. 1 is a schematic view of the winding assembly of the present invention;
FIG. 2 is a cross-sectional view of a take-up assembly of the present invention;
FIG. 3 is an enlarged view of area A of FIG. 2;
FIG. 4 is an enlarged view of area B of FIG. 2;
FIG. 5 is an overall view of the winding device of the present invention;
FIG. 6 is a cross-sectional view of the winding device of the present invention;
fig. 7 is an overall schematic view of a winding core in the present invention.
Description of reference numerals:
the winding core seat 1, the through hole 11, the expansion claw disc 12, the sliding hole 121, the penetrating piece 122, the groove 123, the protrusion 13, the expansion sliding table 21, the fixture block 211, the mounting seat 212, the driving rod 22, the power part 23, the mounting rod 231, the winding spindle 3, the through hole 31, the sealing ring 32, the driven pulley 33, the winding spindle barrel 4, the communication port 41, the bearing 42, the mounting cover 43, the winding core seat cover 44, the power cylinder cover 45, the machine body 5, the negative pressure chamber 511, the air exhaust pipeline 512, the driving motor 521, the driving pulley 522, the guide rail 6, the transportation motor 611, the transportation gear 6111, the sliding seat 612, the air exhaust machine 62, the transportation rack 63, the winding core 7 and the belt exhaust hole 71.
Detailed Description
In order to make the technical solution, the purpose and the advantages of the present invention more apparent, the present invention will be further explained with reference to the accompanying drawings and embodiments.
Example 1:
roll up core locking structure, including roll core seat 1, the one end of roll core seat 1 is equipped with the tight slip table 21 that expands, be equipped with the tight claw dish 12 that expands that a plurality of and the tight slip table 21 that expands meet around the tight slip table 12 that expands, the other end of roll core seat 1 extends towards the outside of rolling up core seat 1 and is formed with arch 13, the tight slip table 21 that expands is connected with power part 23, under the drive of power part 23, the tight slip table 21 that expands makes linear motion along the axial of rolling up core seat 1, the tight claw dish 12 that expands is exerted the power of moving toward rolling up the core seat 1 outside to the tight claw dish 12 that expands in the extrusion. The power component 23 can be selected from a motor, a hydraulic cylinder and a pneumatic cylinder in the prior art.
The expansion sliding table 21 moves linearly and extrudes the expansion claw disc 12, and applies force moving towards the outer side of the winding core base 1 to the expansion claw disc 12, so that the expansion claw disc 12 applies force moving towards the outer side of the winding core base 1 to the winding core 7 mounted on the winding core base 1, and the winding core 7 is clamped on the bulge 13, and the winding core 7 is locked. This structure is simple and easy compacter, and the lock of being convenient for rolls up the core, plays more firm locking effect.
The tight slip table 21 that expands is the inside that the round platform form set up and the top orientation of the tight slip table 21 that expands rolled up core seat 1, and the inboard laminating of the tight claw dish 12 that expands is on the outer wall of the tight slip table 21 that expands, and when the tight slip table 21 that expands made linear motion make its external diameter that is located the inboard part of the tight claw dish 12 that expands grow, thereby the tight claw dish 12 that expands is extruded and is received and apply the power that moves toward the core seat 1 outside to roll up the effect that core 7 played the locking.
Be equipped with the opening in the book core seat 1, expand tight slip table 21 and stretch into in the opening, and the tip that the tight slip table 21 that expands stretched into in the book core seat 1 is equipped with the fixture block 211 with opening matched with, and the fixture block 211 plays the guide effect with open-ended cooperation down, injects the radial motion of expanding tight slip table 21 to make it make the difficult skew of linear motion.
The expansion claw disc 12 extends towards the opening along the radial direction of the expansion sliding table 21; when the expansion sliding table 21 moves out of the opening, the fixture block 211 abuts against the end surface of the expansion claw disc 12 extending into the opening, so that the movement range of the expansion sliding table 21 is limited, and the expansion sliding table 21 is prevented from being separated from each expansion claw disc 12.
The expansion claw disc 12 is provided with a sliding hole 121 and a cross-connecting piece 122, and a movable gap for the cross-connecting piece 122 to move relative to the expansion claw disc 12 is arranged in the sliding hole 121; the core rolling seat 1 is provided with an assembling hole correspondingly communicated with the sliding hole 121; the penetration piece 122 is inserted into the attachment hole through the slide hole 121. Through the arrangement of the sliding hole 121, the mounting hole, the cross-connecting piece 122 and the movable gap, the expansion claw disc 12 is subjected to pressure and then radially displaces under the guidance of the movable gap, so that the winding core 7 is locked. The through-connection member 122 may be a screw or a pin in the prior art.
The outside circumference of tight claw dish 12 that expands is equipped with recess 123 to roll up core 7 and leave the surplus between the tight claw dish 12 outside that expands, avoid ambient temperature to rise to make tight claw dish 12 that expands take place to rise the deformation after, the tight claw dish 12 that expands dies with the lock of rolling up core 7, influence normal operating.
Example 2:
the winding device comprises a machine body 5, wherein a winding component is arranged on the machine body 5, the winding component comprises a winding shaft barrel 4 and a winding main shaft 3 which is connected in the winding shaft barrel 4 in a penetrating manner, and the winding main shaft 3 is connected with the winding core locking structure as in embodiment 1.
The winding spindle 3 is connected with the winding core locking structure in embodiment 1, and the winding device is more convenient to assemble, disassemble and lock the winding core 7, so that subsequent winding and unwinding operations can be carried out.
The winding main shaft 3 and the winding shaft barrel 4 are coaxially arranged, and the winding main shaft 3 rotates around the axis of the winding main shaft 3 relative to the winding shaft barrel 4; the winding main shaft 3 is provided with a driven assembly, the machine body 5 is provided with a driving assembly, and the driving assembly is connected with the driven assembly. Through setting up driven assembly, drive assembly, automatic rotation can be realized to rolling main shaft 3 to carry out the rolling work. A plurality of groups of bearings 42 which are coaxially arranged are arranged on the inner sides of two ends of the winding shaft barrel 4, and the winding main shaft 3 is connected to the bearings 42 in a penetrating manner so as to rotate around the axis of the winding main shaft relative to the winding shaft barrel 4; the driven assembly comprises a driven belt wheel 33, the driving assembly comprises a driving motor 521 and a driving belt wheel 522 connected with the driving motor 521, the driven belt wheel 33 is connected with the driving belt wheel 522 through a belt, when the driving motor 521 runs, the driving belt wheel 522 is linked with the driven belt wheel 33 to rotate, and the winding spindle 3 is enabled to rotate under the action of the bearing 42, so that the winding core base 1 is driven to automatically rotate, and a winding core 7 on the winding core base 1 is enabled to rotate and wind.
Two ends of the winding main shaft 3 extend out of the winding shaft barrel 4, the winding core seat 1 is arranged at one end of the winding main shaft 3, the power part 23 is arranged at the other end of the winding main shaft 3, and the expansion sliding table 21 is connected with the power part 23 through a driving rod 22 arranged in the winding main shaft 3 in a penetrating manner. The structure is simple and compact, and the power part 23 is more convenient to lock by driving the expansion sliding table 21 through the driving rod 22. The expansion claw disc 12 and the expansion sliding table 21 are arranged at one end of the winding core seat 1 far away from the winding main shaft 4.
A negative pressure component is arranged in the machine body 5, a communicating opening 41 is formed in the winding shaft cylinder 4, a through hole 31 is formed in the winding spindle 3, a through hole 11 is formed in the winding core seat 1, and the negative pressure component, the communicating opening 41, the through hole 31 and the through hole 11 are communicated in sequence. Through the arrangement that the negative pressure component, the communication port 41, the through hole 31 and the through hole 11 are sequentially communicated, the winding core 1 is provided with the suction hole 71 corresponding to the through hole 11, and when the negative pressure component operates, negative pressure is formed in the suction hole 71, so that the amorphous thin strip is sucked. Sealing rings 32 are arranged on the outer sides of two ends of the winding shaft barrel 4, and the winding main shaft 3 is in sealing penetration connection with the winding shaft barrel 4 through penetration connection with the sealing rings 32, so that the inside of the winding shaft barrel 4 is difficult to form gas communication with the outside; the negative pressure assembly comprises a negative pressure chamber 51 and an air exhaust duct 511, one end of the air exhaust duct 511 is connected to the negative pressure chamber 51, and the other end of the air exhaust duct 511 is located at the outer side of the bottom end of the machine body 5.
A guide rail 6 is arranged below the machine body 5, the machine body 5 is in sliding fit with the guide rail 6 through a sliding seat 612, one end of the guide rail 6 is a loading and unloading position, the other end of the guide rail 6 is a winding position, an air extractor 62 used for being connected with the other end of an air extraction pipeline 512 is arranged at the winding position, and when the other end of the air extraction pipeline 512 is connected with the air extractor 62, the air extractor 62 is started to enable a suction hole 71 of a winding core 7 on a winding core seat 1 to form negative pressure so as to suck the amorphous thin strip; the transportation rack 63 is arranged between the loading and unloading position and the rolling position, the bottom end of the machine body 5 is provided with the transportation motor 611, the transportation motor 611 is provided with the transportation gear 6111, the transportation gear 6111 is meshed with the transportation rack 63, and under the driving of the transportation motor 611, the machine body 5 is meshed with the transportation rack 63 through the transportation gear 6111 to rotate 53 to perform linear displacement motion along the guide rail 6, so that the machine body moves between the loading and unloading position and the rolling position.
Preferably, the bottom of the expanding sliding table 21 is provided with an assembling seat 212, a winding core seat cover 44 is arranged on the assembling seat 212, a power part 23 is arranged at the other end of the winding main shaft 3 through an assembling rod 231, and a power cylinder cover 45 is sleeved outside the power part 23 to prevent dust and sundries from entering the winding assembly; an attachment cover 43 is attached outside the seal ring 32 for fixing the seal ring 32 and preventing dust and foreign matters from entering the winding assembly.
Based on foretell coiling mechanism, book core seat 1, rolling main shaft 3, a rolling shaft section of thick bamboo 4 all are cylindric setting, roll up core 7 set up to be cylindric with 1 complex cavity of book core seat, and protruding 13's external diameter is greater than the external diameter of rolling core 7, then its concrete theory of operation and work flow as follows:
in an initial state, the machine body 5 is positioned at a loading and unloading position, the winding core 7 is sleeved on the winding core seat 1, the suction hole holes 71 are in one-to-one correspondence with the through holes 11, the power component 23 is started, the expansion sliding table 21 moves towards the other end of the winding core seat 1, the expansion claw disc 12 is extruded and a force moving towards the outer side of the winding core seat 1 is applied to the expansion claw disc, the winding core 7 is locked, and the other end of the winding core 7 is pressed on the protrusion 13; after locking, starting the transportation motor 611 to move the machine body 5 from the loading and unloading position to the winding position, connecting the air exhaust pipeline 512 with the air extractor 62, starting the air extractor 62 to enable the suction hole 71 to form negative pressure, starting the driving motor 521 to enable the driving belt pulley 522 to be linked with the driven belt pulley 33 to rotate through a belt, so that the winding main shaft 3 rotates, and drives the winding core base 1 and the winding core 7 sleeved on the winding main shaft to rotate for winding; after the winding is completed, the driving motor 521 and the air extractor 62 are stopped, the transportation motor 611 is started, the machine body 5 is moved from the winding position to the loading and unloading position, the power component 23 is restarted, the expansion sliding table 21 moves towards the direction of the other end far away from the winding core seat 1, the extrusion of the expansion sliding table 21 corresponding to the expansion claw disc 12 is released, the force applied to the expansion claw disc 12 and moving towards the outer side of the winding core seat 1 disappears, the winding core 7 is unlocked, the winding core 7 is unloaded, and the steps are repeated.
The above description is only a preferred embodiment of the present invention, and those skilled in the art may still modify the described embodiment without departing from the implementation principle of the present invention, and the corresponding modifications should also be regarded as the protection scope of the present invention.
Claims (10)
1. Roll up core locking structure, its characterized in that, including rolling up core seat (1), the one end of rolling up core seat (1) is equipped with tight slip table (21) that expands, centers on tight slip table (21) that expands be equipped with a plurality of with expand tight claw dish (12) that expands that tight slip table (21) meets, the other end court of rolling up core seat (1) the outside extension of rolling up core seat (1) is formed with arch (13), expand tight slip table (21) and be connected with power part (23) under the drive of power part (23), expand tight slip table (21) and follow linear motion is made to the axial of rolling up core seat (1), the extrusion expand tight claw dish (12) and right expand tight claw dish (12) and apply toward roll up the power that core seat (1) outside removed.
2. A winding core locking structure according to claim 1, characterized in that the expansion sliding table (21) is arranged in a circular truncated cone shape, the top of the expansion sliding table (21) faces the inside of the winding core seat (1), and the inner side of the expansion claw disc (12) is attached to the outer wall of the expansion sliding table (21).
3. A winding core locking structure according to claim 1, characterized in that an opening is provided in the winding core seat (1), the expansion sliding table (21) extends into the opening, and a clamping block (211) matched with the opening is provided at the end of the expansion sliding table (21) extending into the winding core seat (1).
4. A reeling core locking structure according to claim 3, characterized in that the expansion claw disc (12) extends in the radial direction of the expansion ramp (21) towards the opening; when the expansion sliding table (21) moves out of the opening, the clamping block (211) abuts against the end face, extending to the opening, of the expansion claw disc (12).
5. A core locking structure according to any of claims 1 to 4, characterized in that the expansion claw disc (12) is provided with a sliding hole (121) and a through-connection piece (122), and a movable gap for the through-connection piece (122) to move relative to the expansion claw disc (12) is arranged in the sliding hole (121); the core rolling seat (1) is provided with an assembling hole correspondingly communicated with the sliding hole (121); the penetrating piece (122) is inserted into the mounting hole through the sliding hole (121).
6. A reeling core locking structure according to any one of claims 1-4, characterised in that the outer periphery of the expansion jaw disc (12) is provided with a groove (123).
7. The winding device is characterized by comprising a machine body (5), wherein a winding component is arranged on the machine body (5), the winding component comprises a winding shaft barrel (4) and a winding main shaft (3) which is connected in the winding shaft barrel (4) in a penetrating manner, and the winding main shaft (3) is connected with the winding core locking structure as claimed in any one of claims 1 to 6.
8. The winding device according to claim 7, characterized in that the winding spindle (3) is arranged coaxially with the winding shaft (4), and the winding spindle (3) rotates around its axis with respect to the winding shaft (4); the winding machine is characterized in that a driven assembly is arranged on the winding main shaft (3), a driving assembly is arranged on the machine body (5), and the driving assembly is connected with the driven assembly.
9. The winding device according to claim 7, characterized in that two ends of the winding spindle (3) extend out of the winding shaft cylinder (4), the winding core holder (1) is arranged at one end of the winding spindle (3), the expansion sliding table (21) is connected with the power part (23) through a driving rod (22) arranged in the winding spindle (3) in a penetrating manner, and the driving rod (22) is arranged in the winding spindle (3) in a penetrating manner.
10. The winding device according to claim 9, characterized in that a negative pressure component is arranged in the machine body (5), the winding shaft cylinder (4) is provided with a communication port (41), the winding spindle (3) is provided with a through hole (31), the winding core seat (1) is provided with a through hole (11), and the negative pressure component, the communication port (41), the through hole (31) and the through hole (11) are sequentially communicated.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122394477.0U CN216105048U (en) | 2021-09-30 | 2021-09-30 | Roll up core locking structure and use its coiling mechanism |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122394477.0U CN216105048U (en) | 2021-09-30 | 2021-09-30 | Roll up core locking structure and use its coiling mechanism |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN216105048U true CN216105048U (en) | 2022-03-22 |
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ID=80690335
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202122394477.0U Active CN216105048U (en) | 2021-09-30 | 2021-09-30 | Roll up core locking structure and use its coiling mechanism |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN216105048U (en) |
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2021
- 2021-09-30 CN CN202122394477.0U patent/CN216105048U/en active Active
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| CB03 | Change of inventor or designer information |
Inventor after: Hu Lihong Inventor after: Shen Xuqing Inventor after: Zhang Zhizhen Inventor after: Duan Hao Inventor after: Yan Tao Inventor after: Wang Xing Inventor before: Hu Lihong Inventor before: Shen Xuqing Inventor before: Zhang Zhizhen Inventor before: Duan Hao Inventor before: Yan Tao Inventor before: Wang Xing Inventor before: Wang Keyuan |
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| CB03 | Change of inventor or designer information | ||
| CP01 | Change in the name or title of a patent holder |
Address after: No.15, Shunjing Avenue, B District, Lishui and GUI Industrial Park, Nanhai District, Foshan City, Guangdong Province Patentee after: Foshan Zhongyan Magnetoelectric Technology Co.,Ltd. Address before: No.15, Shunjing Avenue, B District, Lishui and GUI Industrial Park, Nanhai District, Foshan City, Guangdong Province Patentee before: FOSHAN ZHONGYAN AMORPHOUS TECHNOLOGY Co.,Ltd. |
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| CP01 | Change in the name or title of a patent holder |