Iron core silicon steel sheet receiving platform

By designing a silicon steel sheet receiving platform for the transformer core, the problem of mismatch between the cycle time of the shearing machine and the stacking machine was solved, thereby improving the production efficiency of transformer cores and reducing the frequency of equipment movement and waiting time.

CN224005774UActive Publication Date: 2026-03-17SUZHOU ZHUOMU IND INTELLIGENT TECHNOLOGY CO LTD
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Patent Information

Authority / Receiving Office
CN · China
Patent Type
Utility models(China)
Current Assignee / Owner
Filing Date
2025-04-11
Publication Date
2026-03-17

AI Technical Summary

Technical Problem

In existing transformer core production equipment, the cycle times of the shearing machine and the stacking machine cannot be perfectly matched, resulting in low production efficiency, which cannot meet the demand for high-efficiency production capacity. In addition, configuring more equipment will increase costs and occupy space.

Method used

Design a silicon steel sheet receiving platform, including a platform mechanism, a walking mechanism, a positioning mechanism, and a detection mechanism. By transferring sheets through the platform mechanism, the problem of stacking robots being able to pick up only one sheet at a time is solved, reducing the movement frequency of the platform mechanism and the waiting time of the shearing machine.

Benefits of technology

This significantly improves the production efficiency of transformer cores, reduces the frequency of equipment movement and waiting time, and enhances overall production efficiency.

✦ Generated by Eureka AI based on patent content.

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Abstract

The utility model provides an iron core silicon steel sheet receiving platform. The iron core silicon steel sheet receiving platform comprises a platform mechanism, a walking mechanism, a positioning mechanism and a detection mechanism, the platform mechanism is used for receiving iron core silicon steel sheets conveyed by an external conveying device; the walking mechanism is arranged below the platform mechanism and used for driving the platform mechanism to move horizontally. The positioning mechanism is arranged on the upper surface of the platform mechanism and used for positioning the iron core silicon steel sheets placed on the platform mechanism. The detection mechanism is arranged on the upper surface of the platform mechanism and used for detecting whether iron core silicon steel sheets are placed on the platform mechanism or not, and the problem that a stacking mechanical arm can only grab a single sheet at a time is solved in the mode that the platform mechanism transfers sheet materials. And the movement frequency of the platform mechanism and the waiting time of the cross cut shear are reduced, and the production efficiency of the transformer iron core is greatly improved.
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Description

Technical Field

[0001] This utility model relates to the field of mechanical equipment, and in particular to a receiving platform for silicon steel sheets with iron cores. Background Technology

[0002] In the production of transformer cores, silicon steel coils need to be cut into silicon steel sheets of different specifications using a cross-cutting machine. Depending on the product process, silicon steel sheets of different lengths will be stacked together according to process requirements. The existing full-series continuous cutting and stacking equipment directly connects the cross-cutting machine and the stacking machine without an intermediate platform for cycle adjustment. This results in the cross-cutting cycle and the stacking machine cycle not being perfectly matched, leading to low overall efficiency. As the production capacity demand of various transformer companies increases, the efficiency requirements for continuous cutting and stacking equipment are becoming increasingly higher.

[0003] Currently, in the process of producing transformer cores using continuous shearing and stacking equipment, the mainstream similar equipment in the industry generally adopts the following two methods:

[0004] 1. The stacking equipment directly picks up the material at the discharge port of the cross-cutting equipment using modules and magnetic attraction and moves it to the stacking robot gripper. This method can only handle one sheet at a time, which is inefficient.

[0005] 2. The stacking equipment uses a magnetic conveyor belt to receive the material directly at the discharge port of the cross-cutting equipment. The magnetic conveyor belt transports the sheet material to the stacking robot gripping area. This method can only handle one sheet material at a time, which is inefficient.

[0006] In summary, the mainstream equipment currently on the market cannot meet the requirements of high-efficiency production capacity. If customers want to achieve the same production capacity, they need to configure more continuous shearing and stacking equipment, which will increase the procurement cost of the whole machine and occupy more factory space. Utility Model Content

[0007] To address the aforementioned technical problems, the technical solution adopted by this utility model is as follows:

[0008] According to one aspect of this application, a silicon steel core receiving platform is provided, comprising:

[0009] The platform structure is used to receive the iron core silicon steel sheets transported by external conveying devices;

[0010] The traveling mechanism is located below the platform mechanism and is used to drive the platform mechanism to move horizontally.

[0011] A positioning mechanism is installed on the upper surface of the platform mechanism to position the iron core silicon steel sheet placed on the platform mechanism.

[0012] The testing mechanism is located on the upper surface of the platform mechanism and is used to detect whether a silicon steel core sheet is placed on the platform mechanism.

[0013] In one exemplary embodiment of this application, the platform mechanism includes:

[0014] The column platform is located below the external conveying device. The column platform is equipped with a left column receiving area, a middle column receiving area, and a right column receiving area. The left column receiving area is used to carry the left column of the silicon steel sheet of the core column descending from the external conveying device. The middle column receiving area is used to carry the middle column of the silicon steel sheet of the core column descending from the external conveying device. The right column receiving area is used to carry the right column of the silicon steel sheet of the core column descending from the external conveying device.

[0015] In one exemplary embodiment of this application, the walking mechanism includes:

[0016] The column platform moving slide rail is located below the column platform and is used to support the movement of the column platform;

[0017] The column platform moving chain is connected to the column platform and is used to drive the column platform to move on the column platform moving slide rail;

[0018] The column platform moving motor is connected to the column platform moving chain and is used to control the column platform moving chain to perform extension and retraction actions.

[0019] In one exemplary embodiment of this application, the positioning mechanism includes:

[0020] The column platform positioning pins are set in the left column receiving area, the middle column receiving area, and the right column receiving area. The column platform positioning pins in the left column receiving area are used to position the left column, the column platform positioning pins in the middle column receiving area are used to position the middle column, and the column platform positioning pins in the right column receiving area are used to position the right column.

[0021] The column platform positioning pin lifting cylinder is connected to the column platform positioning pin and is used to drive the column platform positioning pin to lift.

[0022] The column platform positioning pin cylinder solenoid valve assembly is connected to the column platform positioning pin lifting cylinder and is used to control the extension and retraction action of the extension rod of the column platform positioning pin lifting cylinder.

[0023] In one exemplary embodiment of this application, the testing organization includes:

[0024] The column sheet detection sensors are located in the left column sheet receiving area, the middle column sheet receiving area, and the right column sheet receiving area. The column sheet detection sensor in the left column sheet receiving area is used to detect whether a left column sheet is present in the left column sheet receiving area, the column sheet detection sensor in the middle column sheet receiving area is used to detect whether a middle column sheet is present in the middle column sheet receiving area, and the column sheet detection sensor in the right column sheet receiving area is used to detect whether a right column sheet is present in the right column sheet receiving area.

[0025] In one exemplary embodiment of this application, the iron core silicon steel sheet receiving platform further includes:

[0026] The column platform lifting mechanism is connected to the column platform and is used to drive the column platform to lift and lower.

[0027] In one exemplary embodiment of this application, the platform mechanism includes:

[0028] The yoke platform is located below the external conveying device. The yoke platform is equipped with an upper yoke receiving area and a lower yoke receiving area. The upper yoke receiving area is used to carry the upper yoke of the iron yoke silicon steel sheet that falls from the external conveying device, and the lower yoke receiving area is used to carry the lower yoke of the iron yoke silicon steel sheet that falls from the external conveying device.

[0029] In one exemplary embodiment of this application, the walking mechanism includes:

[0030] A sliding rail for the yoke platform is located below the yoke platform to support its movement.

[0031] The yoke platform moving chain is connected to the yoke platform and is used to drive the yoke platform to move on the yoke platform moving slide rail;

[0032] The yoke platform moving motor is connected to the yoke platform moving chain and is used to control the yoke platform moving chain to perform extension and retraction actions.

[0033] In one exemplary embodiment of this application, the positioning mechanism includes:

[0034] The yoke platform positioning pins are set in the upper yoke receiving area and the lower yoke receiving area. The yoke platform positioning pins in the upper yoke receiving area are used to position the upper yoke, and the yoke platform positioning pins in the lower yoke receiving area are used to position the lower yoke.

[0035] The yoke platform positioning pin lifting cylinder is connected to the yoke platform positioning pin and is used to drive the yoke platform positioning pin to lift.

[0036] The solenoid valve assembly of the yoke platform positioning pin cylinder is connected to the yoke platform positioning pin lifting cylinder and is used to control the extension and retraction of the extension rod of the yoke platform positioning pin lifting cylinder.

[0037] In one exemplary embodiment of this application, the testing organization includes:

[0038] The yoke piece detection sensor is set in the upper yoke piece receiving area and the lower yoke piece receiving area. The yoke piece detection sensor in the upper yoke piece receiving area is used to detect whether there is an upper yoke piece in the upper yoke piece receiving area, and the yoke piece detection sensor in the lower yoke piece receiving area is used to detect whether there is a lower yoke piece in the lower yoke piece receiving area.

[0039] This utility model has at least the following beneficial effects:

[0040] This utility model discloses a silicon steel sheet receiving platform for transformer cores, comprising a platform mechanism, a traveling mechanism, a positioning mechanism, and a detection mechanism. The platform mechanism receives silicon steel sheets transported by an external conveying device. The traveling mechanism is located below the platform mechanism and drives it to move horizontally. The positioning mechanism is located on the upper surface of the platform mechanism and positions the silicon steel sheets placed on it. The detection mechanism is located on the upper surface of the platform mechanism and detects whether silicon steel sheets are placed on it. By using the platform mechanism to transfer the sheets, the problem of stacking robots only being able to pick up one sheet at a time is solved. Compared with existing continuous shearing and stacking equipment, this reduces the movement frequency of the platform mechanism and the waiting time of the shearing machine, significantly improving the production efficiency of transformer cores. Attached Figure Description

[0041] To more clearly illustrate the technical solutions in the embodiments of this utility model, the drawings used in the description of the embodiments will be briefly introduced below. Obviously, the drawings described below are only some embodiments of this utility model. For those skilled in the art, other drawings can be obtained based on these drawings without creative effort.

[0042] Figure 1 A schematic diagram of the axial side structure of the first embodiment of the iron core silicon steel sheet receiving platform provided by this utility model;

[0043] Figure 2 A side view of the first embodiment of the iron core silicon steel sheet receiving platform provided by this utility model;

[0044] Figure 3 for Figure 1 A magnified view of part A in the middle;

[0045] Figure 4 A schematic diagram of the axial side structure of the second embodiment of the iron core silicon steel sheet receiving platform provided by this utility model;

[0046] Figure 5 A side view of the second embodiment of the iron core silicon steel sheet receiving platform provided by this utility model;

[0047] Figure 6 for Figure 4 A magnified view of part B in the middle section.

[0048] In the picture:

[0049] 601. Column platform moving slide rail; 602. Column platform; 603. Column platform positioning pin; 604. Column detection sensor; 605. Column platform moving chain; 606. Column platform moving motor; 607. Column platform positioning pin lifting cylinder; 608. Column platform positioning pin cylinder solenoid valve assembly; 609. Column platform lifting mechanism; 6021. Left column receiving area; 6022. Middle column receiving area; 6023. Right column receiving area;

[0050] 701. Yoke platform; 702. Yoke platform moving motor; 703. Yoke platform moving slide rail; 704. Yoke platform positioning pin; 705. Yoke detection sensor; 706. Yoke platform moving chain; 707. Yoke platform positioning pin lifting cylinder; 708. Yoke platform positioning pin cylinder solenoid valve assembly; 709. Yoke platform rotating mechanism; 7011. Upper yoke receiving area; 7012. Lower yoke receiving area. Detailed Implementation

[0051] The technical solutions of the present utility model will be clearly and completely described below with reference to the accompanying drawings of the embodiments. Obviously, the described embodiments are only some embodiments of the present utility model, and not all embodiments. Based on the embodiments of the present utility model, all other embodiments obtained by those skilled in the art without creative effort are within the protection scope of the present utility model.

[0052] This application discloses a silicon steel sheet receiving platform, comprising a platform mechanism, a traveling mechanism, a positioning mechanism, and a detection mechanism. The platform mechanism is used to receive silicon steel sheets transported by an external conveying device; the traveling mechanism is located below the platform mechanism and is used to drive the platform mechanism to move horizontally; the positioning mechanism is located on the upper surface of the platform mechanism and is used to position the silicon steel sheets placed on the platform mechanism; the detection mechanism is located on the upper surface of the platform mechanism and is used to detect whether there are silicon steel sheets placed on the platform mechanism.

[0053] like Figures 1-3 As shown, in the first embodiment of the silicon steel sheet receiving platform of this application, the silicon steel sheet receiving platform is used to receive silicon steel sheets from the core column.

[0054] In the first embodiment of the silicon steel sheet receiving platform, the platform mechanism includes a column platform 602, which is located below the external conveying device. The column platform 602 is provided with a left column receiving area 6021, a middle column receiving area 6022, and a right column receiving area 6023. The left column receiving area 6021 is used to carry the left column of the silicon steel sheet of the core column descending from the external conveying device, the middle column receiving area 6022 is used to carry the middle column of the silicon steel sheet of the core column descending from the external conveying device, and the right column receiving area 6023 is used to carry the right column of the silicon steel sheet of the core column descending from the external conveying device.

[0055] In the first embodiment of the silicon steel sheet receiving platform, the walking mechanism includes a column platform moving slide rail 601, a column platform moving chain 605, and a column platform moving motor 606. The column platform moving slide rail 601 is located below the column platform 602 and is used to support the movement of the column platform 602. The column platform moving chain 605 is connected to the column platform 602 and is used to drive the column platform 602 to move on the column platform moving slide rail 601. The column platform moving motor 606 is connected to the column platform moving chain 605 and is used to control the column platform moving chain 605 to perform extension and retraction actions.

[0056] In the first embodiment of the silicon steel sheet receiving platform, the positioning mechanism includes a column platform positioning pin 603, a column platform positioning pin lifting cylinder 607, and a column platform positioning pin cylinder solenoid valve group 608. The column platform positioning pin 603 is disposed in the left column sheet receiving area 6021, the middle column sheet receiving area 6022, and the right column sheet receiving area 6023. The column platform positioning pin 603 in the left column sheet receiving area 6021 is used to position the left column sheet, and the column platform positioning pin 603 in the middle column sheet receiving area 6022 is used to position the column sheet. The platform positioning pin 603 is used to position the middle column plate, and the column plate platform positioning pin 603 in the receiving area 6023 of the right column plate is used to position the right column plate; the column plate platform positioning pin lifting cylinder 607 is connected to the column plate platform positioning pin 603 and is used to drive the column plate platform positioning pin 603 to lift; the column plate platform positioning pin cylinder solenoid valve group 608 is connected to the column plate platform positioning pin lifting cylinder 607 and is used to control the extension rod of the column plate platform positioning pin lifting cylinder 607 to perform extension and retraction actions.

[0057] The detection mechanism in the first embodiment of the silicon steel core sheet receiving platform includes a sheet detection sensor 604. The sheet detection sensor 604 is disposed in the left sheet receiving area 6021, the middle sheet receiving area 6022, and the right sheet receiving area 6023. The sheet detection sensor 604 in the left sheet receiving area 6021 is used to detect whether there is a left sheet in the left sheet receiving area 6021. The sheet detection sensor 604 in the middle sheet receiving area 6022 is used to detect whether there is a middle sheet in the middle sheet receiving area 6022. The sheet detection sensor 604 in the right sheet receiving area 6023 is used to detect whether there is a right sheet in the right sheet receiving area 6023.

[0058] The first embodiment of the iron core silicon steel sheet receiving platform also includes a column platform lifting mechanism 609, which is connected to the column platform 602 and is used to drive the column platform 602 to lift and lower, so as to facilitate the gripping of the robotic arm that can only move horizontally.

[0059] like Figures 4-6 As shown, in the second embodiment of the iron core silicon steel sheet receiving platform of this application, the iron core silicon steel sheet receiving platform is used to receive iron yoke silicon steel sheets.

[0060] In the second embodiment of the iron core silicon steel sheet receiving platform, the platform mechanism includes a yoke platform 701, which is located below the external conveying device. The yoke platform 701 is provided with an upper yoke receiving area 7011 and a lower yoke receiving area 7012. The upper yoke receiving area 7011 is used to carry the upper yoke of the iron core silicon steel sheet descending from the external conveying device, and the lower yoke receiving area 7012 is used to carry the lower yoke of the iron core silicon steel sheet descending from the external conveying device.

[0061] In the second embodiment of the silicon steel sheet receiving platform, the walking mechanism includes a yoke platform moving slide rail 703, a yoke platform moving chain 706, and a yoke platform moving motor 702. The yoke platform moving slide rail 703 is located below the yoke platform 701 and is used to support the movement of the yoke platform 701. The yoke platform moving chain 706 is connected to the yoke platform 701 and is used to drive the yoke platform 701 to move on the yoke platform moving slide rail 703. The yoke platform moving motor 702 is connected to the yoke platform moving chain 706 and is used to control the yoke platform moving chain 706 to perform extension and retraction actions.

[0062] In the second embodiment of the iron-core silicon steel sheet receiving platform, the positioning mechanism includes a yoke platform positioning pin 704, a yoke platform positioning pin lifting cylinder 707, and a yoke platform positioning pin cylinder solenoid valve group 708. The yoke platform positioning pin 704 is disposed in the upper yoke receiving area 7011 and the lower yoke receiving area 7012. The yoke platform positioning pin 704 in the upper yoke receiving area 7011 is used to position the upper yoke sheet, and the yoke platform positioning pin 704 in the lower yoke receiving area 7012 is used to position the lower yoke sheet. The yoke platform positioning pin lifting cylinder 707 is connected to the yoke platform positioning pin 704 and is used to drive the yoke platform positioning pin 704 to lift and lower. The yoke platform positioning pin cylinder solenoid valve group 708 is connected to the yoke platform positioning pin lifting cylinder 707 and is used to control the extension rod of the yoke platform positioning pin lifting cylinder 707 to perform extension and retraction actions.

[0063] In the second embodiment of the iron core silicon steel sheet receiving platform, the detection mechanism includes a yoke sheet detection sensor 705. The yoke sheet detection sensor 705 is disposed in the upper yoke sheet receiving area 7011 and the lower yoke sheet receiving area 7012. The yoke sheet detection sensor 705 in the upper yoke sheet receiving area 7011 is used to detect whether there is an upper yoke sheet in the upper yoke sheet receiving area 7011, and the yoke sheet detection sensor 705 in the lower yoke sheet receiving area 7012 is used to detect whether there is a lower yoke sheet in the lower yoke sheet receiving area 7012.

[0064] In addition, the second embodiment of the iron core silicon steel sheet receiving platform also includes a yoke platform rotation mechanism 709, which is connected to the yoke platform 701 and is used to drive the yoke platform 701 to rotate so that the robot arm at other angles can grasp the iron core silicon steel sheet.

[0065] This utility model discloses a silicon steel sheet receiving platform for transformer cores, comprising a platform mechanism, a traveling mechanism, a positioning mechanism, and a detection mechanism. The platform mechanism receives silicon steel sheets transported by an external conveying device. The traveling mechanism is located below the platform mechanism and drives it to move horizontally. The positioning mechanism is located on the upper surface of the platform mechanism and positions the silicon steel sheets placed on it. The detection mechanism is located on the upper surface of the platform mechanism and detects whether silicon steel sheets are placed on it. By using the platform mechanism to transfer the sheets, the problem of stacking robots only being able to pick up one sheet at a time is solved. Compared with existing continuous shearing and stacking equipment, this reduces the movement frequency of the platform mechanism and the waiting time of the shearing machine, significantly improving the production efficiency of transformer cores.

[0066] The above description is merely a specific embodiment of this utility model, but the protection scope of this utility model is not limited thereto. Any variations or substitutions that can be easily conceived by those skilled in the art within the technical scope disclosed in this utility model should be included within the protection scope of this utility model. Therefore, the protection scope of this utility model should be determined by the scope of the claims.

Claims

1. A core silicon steel sheet receiving platform characterized by, The utility model relates to a core silicon steel sheet positioning device, which comprises the following parts: A platform mechanism is arranged below the external conveying device and is used to receive the core silicon steel sheet transported by the external conveying device; A walking mechanism is arranged below the platform mechanism and is used to drive the platform mechanism to move horizontally; A positioning mechanism is arranged on the upper surface of the platform mechanism and is used to position the core silicon steel sheet placed on the platform mechanism; A detection mechanism is arranged on the upper surface of the platform mechanism and is used to detect whether the core silicon steel sheet is placed on the platform mechanism.

2. The core silicon steel sheet receiving platform of claim 1, wherein, The platform mechanism comprises: A column piece platform (602) is arranged below the external conveying device, and the column piece platform (602) is provided with a left column piece receiving area (6021), a middle column piece receiving area (6022) and a right column piece receiving area (6023). The left column piece receiving area (6021) is used to carry the left column piece of the core silicon steel sheet dropped from the external conveying device, the middle column piece receiving area (6022) is used to carry the middle column piece of the core silicon steel sheet dropped from the external conveying device, and the right column piece receiving area (6023) is used to carry the right column piece of the core silicon steel sheet dropped from the external conveying device.

3. The core silicon steel sheet receiving platform of claim 2, wherein, The walking mechanism comprises: A column piece platform moving slide rail (601) is arranged below the column piece platform (602) and is used to support the movement of the column piece platform (602); A column piece platform moving chain (605) is connected with the column piece platform (602) and is used to drive the column piece platform (602) to move on the column piece platform moving slide rail (601); A column piece platform moving motor (606) is connected with the column piece platform moving chain (605) and is used to control the column piece platform moving chain (605) to perform the telescopic action.

4. The core silicon steel sheet receiving platform of claim 3, wherein, The positioning mechanism comprises: Column piece platform positioning pins (603) are arranged in the left column piece receiving area (6021), the middle column piece receiving area (6022) and the right column piece receiving area (6023). The column piece platform positioning pin (603) in the left column piece receiving area (6021) is used to position the left column piece, the column piece platform positioning pin (603) in the middle column piece receiving area (6022) is used to position the middle column piece, and the column piece platform positioning pin (603) in the right column piece receiving area (6023) is used to position the right column piece; A column piece platform positioning pin lifting cylinder (607) is connected with the column piece platform positioning pin (603) and is used to drive the column piece platform positioning pin (603) to lift; A column piece platform positioning pin cylinder solenoid valve group (608) is connected with the column piece platform positioning pin lifting cylinder (607) and is used to control the telescopic rod of the column piece platform positioning pin lifting cylinder (607) to perform the telescopic action.

5. The core silicon steel sheet receiving platform of claim 4, wherein, The detection mechanism comprises: Column piece detection sensor (604) is arranged in the left column piece receiving area (6021), the middle column piece receiving area (6022) and the right column piece receiving area (6023), the column piece detection sensor (604) in the left column piece receiving area (6021) is used for detecting whether there is a left column piece on the left column piece receiving area (6021), the column piece detection sensor (604) in the middle column piece receiving area (6022) is used for detecting whether there is a middle column piece on the middle column piece receiving area (6022), and the column piece detection sensor (604) in the right column piece receiving area (6023) is used for detecting whether there is a right column piece on the right column piece receiving area (6023).

6. The core silicon steel sheet receiving platform of claim 5, wherein, Also includes: Column piece platform lifting mechanism (609) connected with the column piece platform (602) is used to drive the column piece platform (602) to lift.

7. The core silicon steel sheet receiving platform of claim 1, wherein, The platform mechanism includes: Yoke piece platform (701) is located below the external conveying device, the yoke piece platform (701) is provided with an upper yoke piece receiving area (7011) and a lower yoke piece receiving area (7012), the upper yoke piece receiving area (7011) is used for carrying the upper yoke piece of the iron yoke silicon steel sheet dropped by the external conveying device, and the lower yoke piece receiving area (7012) is used for carrying the lower yoke piece of the iron yoke silicon steel sheet dropped by the external conveying device.

8. The core silicon steel sheet receiving platform of claim 7, wherein, The walking mechanism includes: Yoke piece platform moving slide rail (703) is arranged below the yoke piece platform (701) and is used to support the movement of the yoke piece platform (701); Yoke piece platform moving chain (706) is connected with the yoke piece platform (701) and is used to drive the yoke piece platform (701) to move on the yoke piece platform moving slide rail (703); Yoke piece platform moving motor (702) is connected with the yoke piece platform moving chain (706) and is used to control the yoke piece platform moving chain (706) to perform the telescopic action.

9. The core silicon steel sheet receiving platform of claim 8, wherein, The positioning mechanism includes: Yoke piece platform positioning pin (704) is arranged in the upper yoke piece receiving area (7011) and the lower yoke piece receiving area (7012), the yoke piece platform positioning pin (704) in the upper yoke piece receiving area (7011) is used for positioning the upper yoke piece, and the yoke piece platform positioning pin (704) in the lower yoke piece receiving area (7012) is used for positioning the lower yoke piece; Yoke piece platform positioning pin lifting cylinder (707) is connected with the yoke piece platform positioning pin (704) and is used to drive the yoke piece platform positioning pin (704) to lift; Yoke piece platform positioning pin cylinder solenoid valve group (708) is connected with the yoke piece platform positioning pin lifting cylinder (707) and is used to control the telescopic rod of the yoke piece platform positioning pin lifting cylinder (707) to perform the telescopic action.

10. The core silicon steel sheet receiving platform of claim 9, wherein, The detection mechanism includes: A yoke piece detection sensor (705) is arranged in the upper yoke piece receiving area (7011) and the lower yoke piece receiving area (7012). The yoke piece detection sensor (705) in the upper yoke piece receiving area (7011) is used to detect whether there is an upper yoke piece on the upper yoke piece receiving area (7011). The yoke piece detection sensor (705) in the lower yoke piece receiving area (7012) is used to detect whether there is a lower yoke piece on the lower yoke piece receiving area (7012).