CN217061713U - Electromagnet movable iron core assembly and processing device thereof - Google Patents
Electromagnet movable iron core assembly and processing device thereof Download PDFInfo
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- CN217061713U CN217061713U CN202122029245.5U CN202122029245U CN217061713U CN 217061713 U CN217061713 U CN 217061713U CN 202122029245 U CN202122029245 U CN 202122029245U CN 217061713 U CN217061713 U CN 217061713U
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- iron core
- movable iron
- die body
- pressing plate
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Abstract
The utility model discloses an electro-magnet moves iron core assembly and processingequipment thereof, wherein, the electro-magnet moves iron core assembly and contains the column and moves the iron core, and the assembly portion of column buries in moving the iron core to be connected as an organic wholely with moving the iron core. Electromagnet moves iron core subassembly processingequipment contains: the device comprises a guide mechanism, a material ejecting mechanism, a die body, a pressing plate and a base; a manufacturing cavity and a positioning cavity are formed in the die body and communicated with each other; the pressing plate is arranged above the die body; the guide mechanism is arranged on the die body and connected with the pressure plate; the liftout mechanism sets up on the base. The electromagnet movable iron core assembly is pressed and formed by the electromagnet movable iron core assembly processing device, and then is heated, cured and superfinished to improve the performance. The utility model overcomes prior art appears assembling waste product, with high costs not enough easily, has solved the problem in the aspect of stability and uniformity, the durability of electro-magnet movable core performance, has reduced the manufacturing cost of product, has improved the performance of product.
Description
Technical Field
The utility model relates to an iron core assembly is moved to the electro-magnet and makes field, in particular to iron core assembly is moved to electro-magnet and processingequipment thereof.
Background
Among the prior art, the electro-magnet moves the iron core subassembly and comprises column and the movable iron core, at first carries out the preprocessing to column and movable iron core, then with column and movable iron core assembly together, but, appear badly easily in the assembling process, produce the assembly waste product, the uniformity of product performance is difficult to control, has increased the manufacturing cost of product.
SUMMERY OF THE UTILITY MODEL
According to the embodiment of the utility model provides an electro-magnet moves iron core assembly contains: the iron core is embedded with the column piece.
Further, the column includes: the working part, the connecting part and the assembling part;
the working part is connected with the connecting part and is positioned on one side of the connecting part;
the assembling part is connected with the connecting part and is positioned at the other side of the connecting part, and the assembling part is embedded in the movable iron core.
Further, the working portion, the connecting portion and the assembling portion are integrated.
Further, the fitting portion has a variety of cylindrical shapes, including but not limited to: a complete and uninterrupted cylinder, a cylinder with a thread or a helical surface on the surface, a cylinder with a labyrinth groove on the surface, a cylinder with a knurled surface, a cylinder with a grooved surface, a prism with a rectangular, parallelogram or hexagon cross section, a prism with a grooved or knurled surface, or a twist-shaped body obtained by twisting the cylinders.
Further, the movable iron core is made of soft magnetic material in powder or fine particle shape, and the shape of the movable iron core is determined by the mold. The movable iron core is pressed and formed in a mould by using auxiliary materials such as adhesive and the like, and the movable iron core and the columnar piece form an integrally formed electromagnet movable iron core component.
Further, according to the utility model discloses the embodiment provides an electro-magnet moves iron core subassembly processingequipment for used tiny graininess or the pulverous material if according to this, contain of pressing the brake iron core: the device comprises a guide mechanism, a material ejecting mechanism, a die body, a pressing plate and a base;
a manufacturing cavity and a positioning cavity are formed in the die body, the manufacturing cavity is communicated with the positioning cavity, and the die body is positioned in the middle of the electromagnet movable iron core assembly machining device;
the base is arranged on the lower side of the die body and connected with the die body;
the pressing plate is connected with external equipment, a bulge is arranged on the lower side of the pressing plate, the shape of the bulge is matched with that of the manufacturing cavity, and the pressing plate is positioned above the die body;
the guide mechanisms are arranged on two sides of the die body, are connected with the pressing plate and are used for guiding the pressing plate;
the ejection mechanism is arranged on the base, penetrates through the base and is connected with the positioning cavity, and the ejection mechanism is located below the die body.
Further, the guide mechanism includes: a guide post, an elastic member;
the guide post is inserted on the die body, connected with the pressure plate and used for guiding the pressure plate, and a force application groove is formed in the outer wall of the guide post and positioned between the pressure plate and the die body;
the elastic piece is sleeved on the guide post, one end of the elastic piece is connected with the die body, and the other end of the elastic piece is connected with the pressing plate and used for driving the pressing plate to move.
Further, the guide mechanism further comprises: a plurality of adjusting pieces and limiting pieces;
the limiting piece is arranged at one end of the guide post, is connected with the pressing plate and is used for axially limiting the pressing plate;
the plurality of adjusting pieces are sleeved at one end of the guide post and connected with the pressing plate for adjusting the initial distance between the pressing plate and the die body.
Further, liftout mechanism contains: the device comprises a cylinder body, a front end cover, a rear end cover, a piston and a material ejecting part;
the piston is movably arranged in the cylinder body;
the cylinder body is arranged on the base, is positioned below the base and is used as a motion space of the piston and used for guiding the piston;
the front end cover is arranged at one end of the cylinder body and used for limiting the piston;
the rear end cover is arranged at the other end of the cylinder body and used for limiting the piston, and the cylinder body is positioned between the front end cover and the rear end cover;
the ejection piece is arranged on one side of the piston, penetrates through the front end cover and is connected with the positioning cavity, and the processed electromagnet movable iron core assembly is ejected out of the die body through the positioning cavity.
According to the utility model discloses electromagnet moves iron core assembly and processingequipment thereof has overcome prior art and has appeared assembling waste product, not enough with high costs easily, has solved the stability and the problem in the aspect of uniformity, the durability that the electromagnet moved the iron core performance, has reduced the manufacturing cost of product, has improved the performance of product.
It is to be understood that both the foregoing general description and the following detailed description are exemplary and are intended to provide further explanation of the claimed technology.
Drawings
Fig. 1 is an assembly schematic diagram of a moving core of an electromagnet according to an embodiment of the present invention;
fig. 2 is a schematic structural view of an assembly portion having a threaded outer wall according to an embodiment of the present invention;
fig. 3 is a schematic structural view of an assembly portion having an outer wall provided with a spiral surface according to an embodiment of the present invention;
fig. 4 is a schematic view of an assembly portion having a groove formed on an outer wall thereof according to an embodiment of the present invention;
fig. 5 is a schematic structural view of the assembling portion with knurling on the outer wall according to the embodiment of the present invention;
fig. 6 is a schematic structural view of a twist-shaped fitting part according to an embodiment of the present invention;
fig. 7 is an assembly schematic diagram of an electromagnet movable iron core processing device according to the embodiment of the present invention.
Detailed Description
The preferred embodiments of the present invention will be described in detail below with reference to the accompanying drawings, and the present invention will be further explained.
First, an electromagnet movable iron core assembly according to an embodiment of the present invention will be described with reference to fig. 1 to 6, which has a wide application range.
As shown in fig. 1-6, the utility model discloses the electro-magnet moves iron core assembly contains column 1 and moves iron core 2, and the one end of column 1 is buried in moving iron core 2, and column 1 contains: a working part 11, a connecting part 12 and an assembling part 13.
Specifically, as shown in fig. 1, the connection portion 12 protrudes from the outer surface of the column-shaped member 1, the connection portion 12 is connected to the movable iron core 2 and is used for limiting the movable iron core 2 and simultaneously bearing the impact force applied to the movable iron core 2, the working portion 11 is connected to the connection portion 12, and the working portion 11 is located on one side of the connection portion 12; the assembling portion 13 is connected with the connecting portion 12, the assembling portion 13 is positioned at the other side of the connecting portion 12, the other end of the assembling portion 13 is connected with the movable iron core 2, the assembling portion is embedded in the movable iron core 2, the material of the columnar member 1 is a structural steel material of 40Cr, GCr15, 45, 40, 35, 40CrMo or 20CrMnTi, and the movable iron core 2 is made of a powdery or fine granular soft magnetic material.
Further, as shown in fig. 1, the working portion 11, the connecting portion 12 and the assembling portion 13 are integrally formed, and the columnar member and the movable iron core are connected into a whole, so that the production cost of the movable iron core 2 is reduced, the connection stability and durability of the movable iron core assembly of the electromagnet are improved, and the performance of the product is optimized.
Further, as shown in fig. 1, the assembly portion 13 is a cylinder, the assembly portion 13 is inserted into the movable iron core 2, the structure of the cylindrical member 1 is simple, and the production cost of the movable iron core assembly of the electromagnet is reduced.
Further, as shown in fig. 1 to 3, the outer wall of the cylindrical assembly portion 13 is provided with a thread 131 or a spiral surface 132, so that the contact area of the joint of the cylindrical member 1 and the movable iron core 2 is increased, the binding force of the joint of the cylindrical member 1 and the movable iron core 2 is enhanced, and the impact bearing capability of the electromagnet movable iron core assembly is improved.
Further, as shown in fig. 1 and 4, the outer wall of the cylindrical assembly portion 13 is provided with at least 1 groove 133, the number of the grooves 133 is at least 1, the grooves 133 are labyrinth grooves, straight grooves or inclined grooves, and the cross section of each groove 133 is trapezoidal, rectangular, triangular or arc-shaped, so that the contact area of the joint of the columnar member 1 and the movable iron core 2 is increased, the bonding force of the joint of the columnar member 1 and the movable iron core 2 is enhanced, and the impact bearing capacity of the electromagnet movable iron core assembly is improved.
Further, as shown in fig. 1 and 5, knurling 134 is arranged on the outer wall of the cylindrical assembling portion 13, the knurling 134 is in the form of reticulate patterns, strip-shaped straight patterns or cross patterns, the contact area of the joint of the columnar piece 1 and the movable iron core 2 is increased, the binding force of the joint of the columnar piece 1 and the movable iron core 2 is enhanced, and the impact bearing capacity of the electromagnet movable iron core assembly is improved.
Further, as shown in fig. 1, the fitting portion 13 is a prism, and the sectional shape of the fitting portion 13 includes but is not limited to: the cross-section is rectangle, parallelogram and hexagon, and the inside of locating movable iron core 2 is inserted to assembly portion 13, and column 1's simple structure has reduced the electro-magnet and has moved the manufacturing cost of iron core subassembly.
Further, as shown in fig. 1 and 4, the outer wall of the prism-shaped assembling portion 13 is provided with at least 1 groove 133, the number of the grooves 133 is at least 1, the grooves 133 are labyrinth grooves, straight grooves or inclined grooves, and the cross section of each groove 133 is trapezoidal, rectangular, triangular or circular arc, so that the contact area of the joint of the columnar member 1 and the movable iron core 2 is increased, the binding force of the joint of the columnar member 1 and the movable iron core 2 is enhanced, and the impact bearing capacity of the movable iron core assembly of the electromagnet is improved.
Further, as shown in fig. 1 and 5, knurling 134 is arranged on the outer wall of the assembling portion 13 in the shape of a prism, and the knurling 134 is in the form of reticulate patterns, strip-shaped straight patterns or cross patterns, so that the contact area of the joint of the columnar part 1 and the movable iron core 2 is increased, the binding force of the joint of the columnar part 1 and the movable iron core 2 is enhanced, and the impact bearing capacity of the electromagnet movable iron core assembly is improved.
Further, as shown in fig. 1 and 6, the prism-shaped assembling portion 13 is a twisted body obtained by twisting a cylinder, so that the bonding force at the joint of the cylindrical member 1 and the movable iron core 2 is enhanced, and the impact bearing capability of the electromagnet movable iron core assembly is improved.
Further, as shown in fig. 1, the movable iron core 2 is made of soft magnetic materials in powder or fine particle shapes, and the movable iron core is connected with the columnar piece 1 into a whole, so that the processing difficulty of products is reduced, the production of assembly waste products is reduced, and the production cost of the products is reduced on the premise of ensuring the quality of the electromagnet movable iron core assembly.
As described above, in the electromagnet movable core assembly according to the embodiment of the present invention, the electromagnet movable core assembly is composed of the column member 1 and the movable core 2, and the fitting portion 13 of the column member 1 is embedded inside the movable core 2.
The electromagnet movable iron core assembly according to the embodiment of the present invention is described above with reference to fig. 1 to 6, and further, another embodiment of the present invention is an electromagnet movable iron core assembly processing apparatus.
As shown in fig. 7, there is provided an electromagnet movable core assembly processing apparatus, for processing an electromagnet movable core assembly, comprising: the device comprises a guide mechanism, a material ejecting mechanism, a die body 3, a pressing plate 4 and a base 17.
Specifically, as shown in fig. 1 and 7, a manufacturing cavity 31 and a positioning cavity 32 are formed inside a mold body 3, the manufacturing cavity 31 is communicated with the positioning cavity 32, when the electromagnet movable core assembly is processed, the pre-processed columnar member 1 is inserted into the positioning cavity 32, the connecting portion 12 is clamped on the inner wall of the manufacturing cavity 31 and used for limiting the columnar member 1, a soft magnetic material and other materials for manufacturing the movable core 2 are filled into the manufacturing cavity 31, the other materials are a binder, a filling agent and a curing agent, and the soft magnetic material is in a powder or fine particle shape, so that loss caused by assembling the columnar member 1 and the movable core 2 is avoided, the processing technology is simplified, the processing yield is improved, the production cost of the electromagnet movable core assembly is reduced, and the stability and the consistency of the performance of the product are ensured; the base 17 is arranged on the lower side of the die body, the base 17 is connected with the die body, and the base 17 is provided with a positioning hole for fixing the electromagnet movable iron core assembly processing device; the pressing plate 4 is connected with external equipment, the lower side surface of the pressing plate 4 is provided with a protrusion 41, the protrusion 41 is matched with the shape of the manufacturing cavity 31, the pressing plate 4 is positioned above the die body 3, the external equipment drives the pressing plate 4 to move downwards, the protrusion 41 presses the soft magnetic material filled in the manufacturing cavity 31 and other materials for manufacturing the movable iron core 2, the soft magnetic body in the manufacturing cavity 31 and other materials for processing the movable iron core 2 tightly wrap the assembling part 13 for improving the density of the movable iron core 2, the defect caused by assembling the columnar part 1 and the movable iron core 2 is avoided, the production efficiency is improved, the production cost is reduced, the consistency of the performance of the electromagnet movable iron core assembly is ensured, and the processing difficulty of the electromagnet movable iron core assembly is reduced; the guide mechanisms are arranged on two sides of the die body 3, and are connected with the pressing plate 4 and used for guiding the pressing plate 4; the ejection mechanism is arranged on the base 17, penetrates through the base 17 and is connected with the positioning cavity, the ejection mechanism is located below the die body, and the ejection mechanism is connected with external equipment and used for ejecting the processed electromagnet movable iron core assembly out of the die body.
Further, as shown in fig. 7, the guide mechanism includes: a pair of guide posts 5, a pair of elastic members 6; the pair of elastic pieces are buffer return springs, the pair of guide posts 5 are inserted on the base 17, the die body 3 is positioned between the pair of guide posts 5, the guide posts 5 are in threaded connection with the base 17 and are locked on the base 17 through the pair of locking fixing nuts and the pair of gaskets, and the guide posts 5 are connected with the pressure plate 4 and used for guiding the pressure plate 4 so that the positions of the protrusions 41 and the manufacturing cavity 31 are accurately corresponding; the elastic piece 6 is sleeved on the guide post 5, one end of the elastic piece 6 is connected with the base 17, the other end of the elastic piece 6 is connected with the pressing plate 4, and when the pressing plate 4 finishes pressing, the elastic piece 6 drives the pressing plate 4 to return to the initial position.
Further, as shown in fig. 7, a force application groove 51 is formed on an outer wall of the guide post 5, and the force application groove 51 is located between the pressing plate 4 and the mold body 3, so that a user can install the guide post 5 on the mold body 3 conveniently.
Further, as shown in fig. 7, the guide mechanism further includes: the adjusting device comprises a plurality of adjusting pieces 7 and limiting pieces 8, wherein the limiting pieces 8 are fixedly locked on the guide posts 5 through fixing bolts, the limiting pieces 8 are arranged at one ends of the guide posts 5, and the limiting pieces 8 are connected with the pressing plate 4 and used for axially limiting the pressing plate 4; a plurality of adjusting part 7 cover is established in the one end of guide post 5, and a plurality of adjusting part 7 links to each other with clamp plate 4 for adjust the initial distance between the clamp plate 4 and the mould body, and then reach the regulation and press the lug to the soft magnetic material's in the preparation chamber 31 suppression dynamics.
Specifically, as shown in fig. 7, the material ejecting mechanism is disposed at the lower side of the base 17, and the material ejecting mechanism matches with the position of the positioning cavity 32, and is used for ejecting the processed movable iron core assembly of the electromagnet.
Further, as shown in fig. 7, the ejector mechanism includes: the device comprises a cylinder body 9, a front end cover 14, a rear end cover 15, a piston 10 and a material ejecting part 16; the piston 10 is movably arranged in the cylinder body; the cylinder 9 is arranged at the lower side of the base 17 and used for providing a movement space for the piston 10 and guiding the piston 10, and the cylinder 9 drives the piston 10 to move through an external device; the front end cover 14 is arranged at one end of the cylinder body 9 and used for limiting the piston 10; the rear end cover 15 is arranged at the other end of the cylinder body 9 and used for limiting the piston 10, and the cylinder body 9 is positioned between the front end cover 14 and the rear end cover 15; the ejection piece 16 is arranged on one side of the piston 10, the ejection piece 16 penetrates through the front end cover 14 and is connected with the positioning cavity 32, and the ejection piece 16 ejects the processed electromagnet movable iron core assembly from the mold body 3 through the positioning cavity 32.
Specifically, as shown in fig. 7, the processing method of the movable iron core assembly of the electromagnet is as follows:
the method comprises the following steps: preprocessing the columnar part 1 by adopting a machining method;
step two: placing the prefabricated column 1 into the positioning cavity 32;
step three: the manufacturing cavity 31 is filled with the prepared powder or fine granular soft magnetic material and auxiliary materials such as a binder, a filling agent, a curing agent and the like in proportion;
step four: starting the electromagnet movable iron core assembly processing device, enabling the pressing plate to cover the manufacturing cavity and apply pressure to the material in the manufacturing cavity 31, enabling the material in the manufacturing cavity 31 to be compacted to reach the preset density requirement and tightly wrap the assembling part 13, enabling the columnar part 1 and the movable iron core 2 to be connected into a whole after curing for a period of time, and enabling the piston 10 to drive the material ejecting part 16 to eject the electromagnet movable iron core assembly from the die body 3;
step five: heating the movable iron core assembly of the electromagnet to sinter and harden the movable iron core to achieve the required mechanical properties of surface hardness, contact strength, bending strength, fatigue strength and the like;
step six: and performing precise and ultra-precise machining on the sintered and hardened movable iron core component of the electromagnet to ensure that the movable iron core component of the electromagnet reaches the required manufacturing precision.
When the processing device for the electromagnet moving iron core assembly works, external equipment drives the pressing plate 4 to move downwards along the guide post 5, the convex blocks on the pressing plate 4 compact and fill soft magnetic materials in the manufacturing cavity 31, after pressing is completed, the elastic piece 6 drives the pressing plate 4 to return upwards to an initial position along the guide post 5, the piston 10 is driven by hydraulic pressure to move upwards in the cylinder body 9, the material ejecting piece 16 upwards fixes the columnar piece 1 filled in the positioning cavity 32, and the processed electromagnet moving iron core assembly is ejected out of the die body 3.
Above, having described with reference to fig. 1~7 and having followed the utility model discloses an electromagnet moves iron core assembly and processingequipment, overcome prior art and appear assembling waste product, with high costs not enough easily, solved the stability and the uniformity of electromagnet and moved the iron core performance, problem in the aspect of the durability, reduced the manufacturing cost of product, improved the performance of product.
It should be noted that, in the present specification, 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 … …" does not exclude the presence of other identical elements in a process, method, article, or apparatus that comprises the element.
While the invention has been described in detail with reference to the preferred embodiments thereof, it should be understood that the above description should not be taken as limiting the invention. Numerous modifications and alterations to the present invention will become apparent to those skilled in the art upon reading the foregoing description. Accordingly, the scope of the invention should be limited only by the attached claims.
Claims (8)
1. An electromagnet plunger assembly, comprising: a columnar member and a movable iron core;
one end of the columnar piece is embedded in the movable iron core;
the column includes: the movable iron core comprises a working part, a connecting part and an assembling part, wherein the working part is connected with the connecting part, the working part is positioned on one side of the connecting part, the assembling part is connected with the connecting part and positioned on the other side of the connecting part, and the assembling part is embedded in the movable iron core.
2. The electromagnet plunger assembly of claim 1 wherein said working portion, said connecting portion and said mounting portion are integral.
3. The electromagnet plunger assembly of claim 1 wherein said mounting portion has a variety of cylindrical shapes including, but not limited to: a complete and uninterrupted cylinder, a cylinder with a thread or a helical surface on the surface, a cylinder with a labyrinth groove on the surface, a cylinder with a knurled surface, a cylinder with a grooved surface, a prism with a rectangular, parallelogram or hexagon cross section, a prism with a grooved or knurled surface, or a twist-shaped body obtained by twisting the cylinders.
4. An electromagnet plunger assembly according to claim 1 wherein said plunger is formed of a soft magnetic material in the form of a powder or fine particles, said plunger being integrally connected to said post.
5. An electromagnet movable iron core component processing device, which is used for manufacturing the movable iron core component comprising the movable iron core component of any one of claims 1 to 4, pressing the soft magnetic material of powder or fine particles used by the movable iron core, and enabling the movable iron core and the columnar part to be connected into a whole, and is characterized by comprising: the device comprises a guide mechanism, a material ejecting mechanism, a die body, a pressing plate and a base;
a manufacturing cavity and a positioning cavity are formed in the die body, the manufacturing cavity is communicated with the positioning cavity, and the die body is positioned in the middle of the electromagnet movable iron core assembly machining device;
the base is arranged on the lower side of the die body and connected with the die body;
the pressing plate is connected with external equipment, a bulge is arranged on the lower side of the pressing plate, the shape of the bulge is matched with that of the manufacturing cavity, and the pressing plate is positioned above the die body;
the guide mechanisms are arranged on two sides of the die body, and are connected with the pressing plate and used for guiding the pressing plate;
the ejection mechanism is arranged on the base, penetrates through the base and is connected with the positioning cavity, and is located below the die body.
6. The electromagnet plunger assembly tooling apparatus of claim 5 wherein said guide mechanism comprises: a guide post, an elastic member;
the guide post is inserted into the die body, connected with the pressure plate and used for guiding the pressure plate, and a force application groove is formed in the outer wall of the guide post and located between the pressure plate and the die body;
the elastic piece is sleeved on the guide post, one end of the elastic piece is connected with the die body, and the other end of the elastic piece is connected with the pressing plate and used for driving the pressing plate to move.
7. The electromagnet plunger assembly tooling apparatus of claim 6 wherein said guide means further comprises: a plurality of adjusting pieces and limiting pieces;
the limiting piece is arranged at one end of the guide post, is connected with the pressing plate and is used for axially limiting the pressing plate;
the adjusting pieces are sleeved at one ends of the guide columns and connected with the pressing plate, and the adjusting pieces are used for adjusting the initial distance between the pressing plate and the die body.
8. The electromagnet plunger assembly tooling apparatus of claim 5 wherein said ejector mechanism comprises: the device comprises a cylinder body, a front end cover, a rear end cover, a piston and a material ejecting part;
the piston is movably arranged inside the cylinder body;
the cylinder body is arranged on the base and positioned below the base and used for guiding the piston;
the front end cover is arranged at one end of the cylinder body and used for limiting the piston;
the rear end cover is arranged at the other end of the cylinder body and used for limiting the piston, and the cylinder body is positioned between the front end cover and the rear end cover;
the ejection piece is arranged on one side of the piston, penetrates through the front end cover and is connected with the positioning cavity, and the ejection piece ejects the processed electromagnet movable iron core assembly out of the die body through the positioning cavity.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122029245.5U CN217061713U (en) | 2021-08-26 | 2021-08-26 | Electromagnet movable iron core assembly and processing device thereof |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122029245.5U CN217061713U (en) | 2021-08-26 | 2021-08-26 | Electromagnet movable iron core assembly and processing device thereof |
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| Publication Number | Publication Date |
|---|---|
| CN217061713U true CN217061713U (en) | 2022-07-26 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN202122029245.5U Active CN217061713U (en) | 2021-08-26 | 2021-08-26 | Electromagnet movable iron core assembly and processing device thereof |
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| Country | Link |
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| CN (1) | CN217061713U (en) |
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2021
- 2021-08-26 CN CN202122029245.5U patent/CN217061713U/en active Active
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