CN113020479A - Resistor pin bending device with adjusting function - Google Patents
Resistor pin bending device with adjusting function Download PDFInfo
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- CN113020479A CN113020479A CN202110179488.9A CN202110179488A CN113020479A CN 113020479 A CN113020479 A CN 113020479A CN 202110179488 A CN202110179488 A CN 202110179488A CN 113020479 A CN113020479 A CN 113020479A
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- plate
- fixedly connected
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B21—MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
- B21F—WORKING OR PROCESSING OF METAL WIRE
- B21F1/00—Bending wire other than coiling; Straightening wire
- B21F1/004—Bending wire other than coiling; Straightening wire by means of press-type tooling
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- 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
- Y02P70/50—Manufacturing or production processes characterised by the final manufactured product
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- Apparatuses And Processes For Manufacturing Resistors (AREA)
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Abstract
The invention discloses a resistor pin bending device with an adjusting function, which comprises: a lower bottom plate, a vertical support plate, an upper bottom plate and the like; the lower bottom plate is positioned at the lowest part of all the devices; one side of the vertical support plate is fixedly connected to the lower bottom plate; the upper base plate is fixedly connected to one side of the vertical support plate, which is far away from the lower base plate. According to the invention, the punching assembly is matched with the lower die assembly, so that the punching assembly can pre-tighten the resistor, then the two pins of the resistor are simultaneously bent, the bending position and shape of the resistor can be adjusted through the screw, and the resistor can adapt to resistors of different models by adjusting the distance between the two vertical baffles.
Description
Technical Field
The invention relates to the technical field of electronic product processing, in particular to a resistor pin bending device with an adjusting function.
Background
After the resistors are produced, the resistors are provided with two pins, so that the tail ends of the two pins are respectively fixed in two parallel sealing tapes for convenience of transportation, storage and the like, and a plurality of resistors which are uniformly distributed on the sealing tapes form a resistor material row; the two pins of the resistor are then manufactured to different lengths and shapes according to the requirements of different devices.
In the existing operation, a vice is mostly adopted to bend the metal leads at two ends of the resistor, so that certain defects exist, on one hand, two ends cannot be operated simultaneously, and the processing efficiency is very slow; on the other hand, when the vice is used for exerting force, the resistance force of different types is not easy to be controlled, metal wires at two ends of the resistor are easy to be broken off, and the bending position is not easy to be controlled.
Therefore, it is necessary to design a resistor pin bending device with an adjusting function, which can bend pins at two ends of a resistor simultaneously, can freely adjust the bending width, and can adapt to resistors of different types.
Disclosure of Invention
In order to solve the technical problems in the prior art, the invention provides the resistor pin bending device which can bend pins at two ends of a resistor simultaneously, can freely adjust the bending width, and can adapt to resistors of different types and have an adjusting function.
Therefore, the invention discloses a resistor pin bending device with an adjusting function, which comprises:
the lower bottom plate is positioned at the lowest part of all the devices;
one side of the vertical support plate is fixedly connected to the lower bottom plate;
the upper bottom plate is fixedly connected to one side of the vertical support plate, which is far away from the lower bottom plate;
the bracket is fixedly connected with the upper bottom plate;
the receiving bin is arranged on one side of the lower bottom plate, which is far away from the vertical support plate;
the stamping assembly is connected with the bracket;
the lower die assembly is connected with the lower bottom plate.
Preferably, the punching assembly comprises:
the air cylinder is arranged on the bracket;
the T block is fixedly connected with a telescopic rod of the air cylinder;
the two round pin rods are symmetrically arranged and penetrate through the T block and are connected with the T block in a sliding manner;
the upper bending plate is fixedly connected with the two round pin rods;
the two springs I are provided, each round pin rod is sleeved with one spring I, and two ends of each spring I are respectively contacted with the T block and the upper bent plate;
two transverse plates are symmetrically arranged, and one end of each transverse plate is fixedly connected with the T block;
the two stamping heads are symmetrically arranged and are respectively connected with the two transverse plates in a sliding manner;
and the screw rod penetrates through the stamping head and the T block.
Preferably, the screw threads are symmetrically arranged along the middle.
Preferably, the lower mold assembly comprises:
one side of the lower bent plate is fixedly connected to the lower bottom plate, and the lower bent plate is positioned between the vertical support plate and the material receiving bin;
the two vertical baffles are symmetrically arranged at two sides of the lower bent plate and are in sliding connection with the lower bottom plate;
the two material receiving rods are fixedly connected with one vertical baffle plate respectively;
the two T baffle rods are fixedly connected with one vertical baffle plate respectively;
two straight racks are symmetrically arranged and are respectively and fixedly connected with the two vertical baffles;
the motor is arranged on the lower bottom plate;
and the gear is fixedly connected to an output shaft of the motor and is matched with the two straight racks respectively.
Preferably, the punch adjustment distance is greater than the vertical baffle adjustment distance.
Preferably, the method further comprises the following steps:
one end of the connecting rod is fixedly connected to the T block;
the first rotating shaft is rotatably connected with one end, far away from the T block, of the connecting rod;
the triangular block is fixedly connected with the first rotating shaft and is in contact with the connecting rod;
the transverse baffle is fixedly connected with one end, close to the rotating shaft I, of the connecting rod, and is in contact with the triangular block;
the convex block is fixedly connected with one end, close to the T block, of the connecting rod;
the square plate is close to the lug and fixedly connected with the connecting rod;
the second rotating shaft is rotatably connected with the square plate;
the reset plate is fixedly connected with the second rotating shaft and is in contact with the triangular block;
and two ends of the second spring are fixedly connected with the square plate and the reset plate respectively.
Preferably, the method further comprises the following steps:
two ends of the first vertical plate are fixedly connected with the lower bottom plate and the upper bottom plate respectively, and the first vertical plate is in contact with the lower bent plate and the vertical baffle;
the second vertical plate is close to the first vertical plate, and one end of the second vertical plate is fixedly connected with the upper bottom plate;
two rotating shafts are symmetrically arranged on the four rotating shafts, and the two rotating shafts are respectively and rotatably connected with two sides of the interior of the second vertical plate;
the stop block is fixedly connected with the four rotating shafts and is in contact with the bump;
a plurality of springs III are arranged, and one end of each spring III is fixedly connected to the stop block;
the bulges are the same as the springs in quantity, the bulges are connected with the stop block in a sliding mode, and the bulges are fixedly connected with one end, far away from the stop block, of the spring III.
Compared with the prior art, the invention has the following beneficial effects:
1) according to the invention, the punching assembly is matched with the lower die assembly, so that the punching assembly can pre-tighten the resistor, then the two pins of the resistor are simultaneously bent, the bending position and shape of the resistor can be adjusted through the screw, and the resistor can adapt to resistors of different models by adjusting the distance between the two vertical baffles.
2) According to the invention, through the matching of the bump and the stop block, the automatic loading of the resistor is realized, and the processing speed is improved.
3) The invention realizes the purposes of returning and collecting the processed resistor through the mutual matching of the triangular block, the reset plate, the square plate and the like.
Drawings
Fig. 1 is a schematic perspective view of the present invention.
Fig. 2 is a schematic perspective view of the stamping assembly of the present invention.
Fig. 3 is a schematic perspective view of a lower mold assembly according to the present invention.
Fig. 4 is a schematic perspective view of the spur rack and the motor of the present invention.
FIG. 5 is a schematic perspective view of a triangular block and a bump according to the present invention.
FIG. 6 is an enlarged view of A of FIG. 5 according to the present invention.
FIG. 7 is a schematic perspective view of a first vertical plate and a second vertical plate of the chock of the present invention.
Fig. 8 is an exploded view of the stopper of the present invention.
Description of reference numerals: 1_ lower base plate, 101_ vertical support plate, 102_ upper base plate, 103_ support, 104_ material receiving bin, 2_ cylinder, 201_ T block, 202_ round pin rod, 203_ spring I, 204_ upper bending plate, 205_ horizontal plate, 206_ punching head, 207_ screw rod, 3_ connecting rod, 301_ rotating shaft I, 302_ triangle block, 303_ horizontal baffle plate, 304_ lug, 305_ square plate, 3051_ rotating shaft II, 306_ reset plate, 307_ spring II, 4_ lower bending plate, 401_ vertical baffle plate, 4011_ material receiving rod, 4012_ T baffle rod, 402_ spur rack, 403_ motor, 404_ gear, 5_ riser I, 501_ riser II, 502_ stop block, 503_ rotating shaft IV, 505_ spring III, 506_ protrusion.
Detailed Description
In order to make the objects, technical solutions and advantages of the present invention more apparent, the technical solutions of the present invention will be clearly and completely described below with reference to the specific embodiments of the present invention and the accompanying drawings. It is to be understood that the described embodiments are merely a few embodiments of the invention, and not all embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments of the present invention without making any creative effort, shall fall within the protection scope of the present invention.
Example 1
A resistor pin bending device with an adjusting function is shown in figure 1 and comprises: including lower plate 1, erect extension board 101, upper plate 102, support 103, receipts feed bin 104, punching press subassembly and bed die subassembly, lower plate 1 is located all devices the below, the downside fixed connection who erects extension board 101 is in the right rear side of lower plate 1, upper plate 102 fixed connection is in the upside of erecting extension board 101, support 103 and upper plate 102 fixed connection, receive feed bin 104 and place the upper left side at lower plate 1, the punching press subassembly is connected with support 103, the bed die subassembly is connected with lower plate 1.
The staff places resistance on the lower die assembly earlier, then starts the punching press subassembly, and at this moment the punching press subassembly cooperation lower die assembly will be bent to the punching press on both sides of resistance, waits that the processing is accomplished after the staff takes off fashioned resistance from the lower die assembly, has just so accomplished bending of resistance pin.
Example 2
Referring specifically to fig. 2 to 4, on the basis of embodiment 1, the punching assembly comprises a cylinder 2, a T-block 201, a round pin rod 202, an upper bending plate 204, the stamping device comprises a first spring 203, transverse plates 205, stamping heads 206 and a screw rod 207, wherein a cylinder 2 is installed on a support 103, a T block 201 is fixedly connected with an expansion rod of the cylinder 2, two circular pin rods 202 are symmetrically arranged in the front and back direction, the circular pin rods 202 penetrate through the T block 201 and are in sliding connection with the T block, an upper bent plate 204 is fixedly connected with the lower ends of the two circular pin rods 202, two springs 203 are arranged on the first spring, each circular pin rod 202 is sleeved with one spring 203, the upper end and the lower end of each spring 203 are respectively in contact with the T block 201 and the upper bent plate 204, two transverse plates 205 are symmetrically arranged in the front and back direction, the inner ends of the transverse plates 205 are fixedly connected with the T block 201, two stamping heads 206 are symmetrically arranged in the front and back direction, the two stamping heads 206 are respectively in sliding connection.
After the cylinder 2 is started, the cylinder 2 can drive the T block 201 to move downwards, the T block 201 can drive the first farm spring 203 and the round pin rod 202 to move downwards together, at the moment, the T block 201 can drive the transverse plate 205 and the screw 207 to move downwards together, the transverse plate 205 can drive the stamping head 206 to move, after the upper bent plate 204 contacts with the resistor, the resistor can be fixed firstly, then the upper bent plate 204 can extrude the first spring 203 and slide east relative to the T block 201, and then the stamping head 206 which is continuously pressed downwards can be matched with the lower die assembly to bend the resistor pins.
The lower die assembly comprises a lower bent plate 4, vertical baffle plates 401, material receiving rods 4011, T baffle rods 4012, straight racks 402, a motor 403 and a gear 404, the lower side of the lower bent plate 4 is fixedly connected to the lower bottom plate 1, the lower bent plate 4 is located between the vertical support plate 101 and the material receiving bin 104, the two vertical baffle plates 401 are symmetrically arranged on two sides of the lower bent plate 4 in a front-back mode, the vertical baffle plates 401 are slidably connected with the lower bottom plate 1, the lower ends of the two material receiving rods 4011 are fixedly connected with the side face of one of the vertical baffle plates 401 respectively, the two T baffle rods 4012 are fixedly connected with the outer side face of one of the vertical baffle plates 401 respectively, the two straight racks 402 are symmetrically arranged, the two straight racks 402 are fixedly connected with the two vertical baffle plates 401 respectively, the motor 403 is installed in the middle of the upper side of the lower bottom plate 1, the gear 404 is fixedly connected to an output shaft.
After a worker places a resistor on the lower bent plate 4 and the vertical baffle plate 401, the resistor can be clamped through the matching of the lower bent plate 4 and the upper bent plate 204, then the bending of a ground resistor pin is realized through the matching of the vertical baffle plate 401 and the punching head 206, the distance between the two vertical baffle plates 401 can be adjusted through the motor 403, and therefore the device is adjusted to adapt to resistors of different models and bending at different positions; the adjusting distance of the punching head 206 is larger than that of the vertical baffle 401, so that the punching head 206 can not be clamped between the downward bending plate 4 and the vertical baffle 401 during punching.
Example 3
Referring to fig. 5 to 8, in addition to embodiment 2, the present invention further includes a connecting rod 3, a first rotating shaft 301, a triangular block 302, and a transverse baffle 303, lug 304, square plate 305, two 3051 of pivot, reset plate 306 and two 307 of spring, the upper end fixed connection of connecting rod 3 is on T piece 201, pivot one 301 rotates with the lower extreme of connecting rod 3 and is connected, three hornblocks 302 and a pivot 301 fixed connection, three hornblocks 302 and connecting rod 3 contact, horizontal baffle 303 and 3 lower extreme rear sides fixed connection of connecting rod, horizontal baffle 303 and three hornblocks 302 contact, lug 304 and 3 upper right sides fixed connection of connecting rod, square plate 305 is close to lug 304, square plate 305 and connecting rod 3 fixed connection, two 3051 of pivot and square plate 305 upside rotate and are connected, reset plate 306 and two 3051 fixed connection of pivot, reset plate 306 and three hornblocks 302 contact, the both ends of two 307 of spring respectively with square plate 305 and reset plate 306 fixed connection.
When the T-block 201 moves downward, the T-block 201 will bring the connecting rod 3 and the projection 304 to move downward together, the connecting rod 3 drives the triangle blocks 302 to move downwards through the first rotating shaft 301, when the triangular block 302 contacts the resistor, the triangular block 302 will rotate along the first rotation axis 301, and the triangular block 302 will cross the resistor to the bottom, when the triangle block 302 touches and presses the reset plate 306, the reset plate 306 presses the second spring 307, when the triangular block 302 just crosses the resistor, the elastic force of the second spring 307 drives the reset plate 306 to rebound, so that the triangular block 302 rotates reversely, and the transverse baffle 303 is used for limiting the rotation angle of the triangular block 302, keeping the triangular block horizontal, when the T block 201 moves upwards, the connecting rod 3 drives the triangular block 302 to move upwards, at this time, the triangular block 302 will shift the resistor to fall into the receiving bin 104, so that the automatic collection of the processed resistor is realized.
The novel spring three-layer structure is characterized by further comprising a first vertical plate 5, a second vertical plate 501, four rotating shafts 503, a stop block 502, three springs 505 and protrusions 506, wherein the upper end and the lower end of the first vertical plate 5 are fixedly connected with the lower bottom plate 1 and the upper bottom plate 102 respectively, the first vertical plate 5 is in contact with the lower bent plate 4 and the vertical baffle 401, the second vertical plate 501 is located on the left side of the first vertical plate 5, the upper end of the second vertical plate 501 is fixedly connected with the middle of the upper bottom plate 102, the four rotating shafts 503 are symmetrically provided with two, the four rotating shafts 503 are respectively rotatably connected with the front side and the rear side of the interior of the second vertical plate 501, the stop block 502 is fixedly connected with the four rotating shafts 503, the stop block 502 is in contact with the protruding block 304, the three springs 505 are four, the inner ends of every two springs 505 are fixedly connected to the two side faces of the.
After the staff welds resistance between riser one 5 and riser two 501, resistance will be through gravity free fall, at this moment dog 502 can stop the electricity, protruding 506 on the dog 502 cooperation riser two 501 on the circular slot will be spacing, and dog 502 can rotate along pivot four 503 when lug 304 downstream, a resistance of bottommost at this moment will fall in the middle of dog 502, then lug 304 upward movement can drive dog 502 antiport again, at this moment lie in the middle of the dog 502 resistance will be along riser one 5 and riser two 501 between the clearance landing on lower bent plate 4 and perpendicular baffle 401, and blocked by T shelves pole 4012, so just realized the automatic feeding of resistance.
It is noted that, in this document, relational terms such as "first" and "second," and the like, may be used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Also, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus. Without further limitation, an element defined by the phrase "comprising an … …" does not exclude the presence of other identical elements in a process, method, article, or apparatus that comprises the element. In addition, "front", "rear", "left", "right", "upper" and "lower" in this document are referred to the placement states shown in the drawings.
Finally, it should be noted that: the above examples are only for illustrating the technical solutions of the present invention, and not for limiting the same; although the present invention has been described in detail with reference to the foregoing embodiments, it will be understood by those of ordinary skill in the art that: the technical solutions described in the foregoing embodiments may still be modified, or some technical features may be equivalently replaced; and such modifications or substitutions do not depart from the spirit and scope of the corresponding technical solutions of the embodiments of the present invention.
Claims (7)
1. The utility model provides a resistor pin bending device with regulatory function which characterized in that, including:
the lower bottom plate (1), the lower bottom plate (1) is positioned at the lowest part of all the devices;
one side of the vertical support plate (101) is fixedly connected to the lower bottom plate (1);
the upper bottom plate (102), the upper bottom plate (102) is fixedly connected to one side of the vertical support plate (101) far away from the lower bottom plate (1);
the bracket (103), the bracket (103) is fixedly connected with the upper bottom plate (102);
the collecting bin (104), the collecting bin (104) is placed on one side, far away from the vertical support plate (101), of the lower bottom plate (1);
the stamping assembly is connected with the bracket (103);
the lower die assembly is connected with the lower bottom plate (1).
2. The resistor pin bending device with the adjusting function according to claim 1, wherein the stamping assembly comprises:
the air cylinder (2), the air cylinder (2) is installed on the support (103);
the T block (201), the T block (201) is fixedly connected with the telescopic rod of the cylinder (2);
the two round pin rods (202) are symmetrically arranged, and the round pin rods (202) penetrate through the T block (201) and are in sliding connection with the T block;
the upper bending plate (204) is fixedly connected with the two round pin rods (202);
the number of the springs I (203) is two, each round pin rod (202) is sleeved with one spring I (203), and two ends of each spring I (203) are respectively contacted with the T block (201) and the upper bent plate (204);
two transverse plates (205) are symmetrically arranged, and one side of each transverse plate (205) is fixedly connected with the T block (201);
the two stamping heads (206) are symmetrically arranged, and the two stamping heads (206) are respectively connected with the two transverse plates (205) in a sliding manner;
and the screw rod (207) is arranged on the punching head (206) and the T block (201) in a penetrating way and is matched with the punching head thread (206).
3. The resistor pin bending device with the adjusting function according to claim 2, wherein the threads on the screw rod (207) are symmetrically arranged along the middle.
4. The resistor pin bending device with the adjusting function according to claim 2, wherein the lower die assembly comprises:
one side of the lower bending plate (4) is fixedly connected to the lower bottom plate (1), and the lower bending plate (4) is positioned between the vertical support plate (101) and the material receiving bin (104);
the two vertical baffle plates (401) are symmetrically arranged at two sides of the lower bent plate (4), and the vertical baffle plates (401) are connected with the lower bottom plate (1) in a sliding manner;
the two material receiving rods (4011) are fixedly connected with one vertical baffle (401) respectively;
the two T baffle rods (4012) are fixedly connected with one vertical baffle (401) respectively;
two straight racks (402) are symmetrically arranged, and each of the two straight racks (402) is fixedly connected with one of the vertical baffle plates (401);
the motor (403), the motor (403) is installed on the lower bottom plate (1);
the gear (404) is fixedly connected to an output shaft of the motor (403), and the gear (404) is matched with the two spur racks (402) respectively.
5. The resistor pin bending device with the adjusting function according to claim 4, wherein the adjusting distance of the stamping head (206) is larger than the adjusting distance of the vertical baffle (401).
6. The resistor pin bending device with the adjusting function according to claim 4, further comprising:
one end of the connecting rod (3) is fixedly connected to the T block (201);
the first rotating shaft (301), the first rotating shaft (301) is rotatably connected with one end, far away from the T block (201), of the connecting rod (3);
the triangular block (302), the triangular block (302) is fixedly connected with the first rotating shaft (301), and the triangular block (302) is contacted with the connecting rod (3);
the transverse baffle (303), the transverse baffle (303) is fixedly connected with one end of the connecting rod (3) close to the first rotating shaft (301), and the transverse baffle (303) is contacted with the triangular block (302);
the convex block (304), the convex block (304) is fixedly connected with one end of the connecting rod (3) close to the T block (201);
the square plate (305), the square plate (305) is close to the convex block (304), and the square plate (305) is fixedly connected with the connecting rod (3);
the second rotating shaft (3051), the second rotating shaft (3051) is rotatably connected with the square plate (305);
the resetting plate (306), the resetting plate (306) is fixedly connected with the second rotating shaft (3051), and the resetting plate (306) is contacted with the triangular block (302);
and two ends of the second spring (307) are fixedly connected with the square plate (305) and the reset plate (306) respectively.
7. The resistor pin bending device with the adjusting function according to claim 6, further comprising:
the two ends of the vertical plate I (5) are respectively fixedly connected with the lower bottom plate (1) and the upper bottom plate (102), and the vertical plate I (5) is in contact with the lower bent plate (4) and the vertical baffle plate (401);
a second vertical plate (501), wherein the second vertical plate (501) is close to the first vertical plate (5), and one end of the second vertical plate (501) is fixedly connected with the upper bottom plate (102);
two rotating shafts four (503) are symmetrically arranged, and the two rotating shafts four (503) are respectively and rotatably connected with two sides of the interior of the vertical plate two (501);
the stop block (502) is fixedly connected with the two rotating shafts (503), and the stop block (502) is contacted with the bump (304);
a plurality of springs III (505), wherein one end of each spring III (505) is fixedly connected to the stop block (502);
the number of the protrusions (506) is the same as that of the spring III (505), the protrusions (506) are connected with the stop block (502) in a sliding mode, and the protrusions (506) are fixedly connected with one end, far away from the stop block (502), of the spring III (505).
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| Application Number | Priority Date | Filing Date | Title |
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| CN202110179488.9A CN113020479B (en) | 2021-02-08 | 2021-02-08 | Resistor pin bending device with adjusting function |
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| CN202110179488.9A CN113020479B (en) | 2021-02-08 | 2021-02-08 | Resistor pin bending device with adjusting function |
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| CN115213320A (en) * | 2022-09-20 | 2022-10-21 | 徐州赛亿达电子科技有限公司 | Resistor high-efficiency processing device |
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| CN114310351A (en) * | 2021-12-24 | 2022-04-12 | 宁波宝林安全科技有限公司 | Assembly devices of twin coil solenoid valve bayonet joint |
| CN114310351B (en) * | 2021-12-24 | 2024-02-20 | 宁波宝林安全科技有限公司 | Assembling mechanism of double-coil electromagnetic valve plug connector |
| CN114178431A (en) * | 2021-12-31 | 2022-03-15 | 无锡市同步电子制造有限公司 | Method for forming mos tube by using adjustable clamp |
| CN115213320A (en) * | 2022-09-20 | 2022-10-21 | 徐州赛亿达电子科技有限公司 | Resistor high-efficiency processing device |
| CN117840275A (en) * | 2024-03-06 | 2024-04-09 | 山西中德管业有限公司 | A processingequipment for pipeline is buckled |
| CN117840275B (en) * | 2024-03-06 | 2024-05-31 | 山西中德管业有限公司 | A processingequipment for pipeline is buckled |
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| CN113020479B (en) | 2023-05-02 |
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Effective date of registration: 20230406 Address after: 1030-3 Xingxiu Road, jincuo village, Dongyuan Town, Taiwan investment zone, Quanzhou City, Fujian Province, 362000 Applicant after: Fujian Meixinda Electronic Technology Co.,Ltd. Address before: 450006 room 1103, 8 / F, building 2, 238 Tongbai South Road, Zhongyuan District, Zhengzhou City, Henan Province Applicant before: Zhang Xiangai |
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