Silicon steel sheet lamination device applied to transformer iron core manufacturing

Abstract

The utility model provides a silicon steel sheet lamination device applied to transformer iron core manufacturing, a first lamination mechanism comprises a material conveying assembly and a positioning assembly, and the material conveying assembly is arranged at the tail end of a first conveying belt and is used for conveying silicon steel sheets to the positioning assembly; the positioning assembly comprises a bearing platform with two positioning areas, and a first material storage table and a second material storage table which are symmetrically arranged on the two sides of the bearing platform. The bearing platform is arranged at the lower end of the material conveying assembly and is configured to position the silicon steel sheets in each positioning area and alternately convey the silicon steel sheets to the first material storage table and the second material storage table; the material conveying mechanism comprises a first material conveying mechanism and a second material conveying mechanism which are used for stacking the silicon steel sheets on the first material storage table and the second material storage table and conveying the silicon steel sheets outwards. According to the silicon steel sheet lamination device, the problems that the lamination efficiency is low, the cutting efficiency of the silicon steel sheet is limited and the loss rate of an iron core is increased due to the adoption of single-station design and pin hole positioning in the conventional silicon steel sheet lamination device can be solved.

Description

TECHNICAL FIELD

[0001] The utility model belongs to silicon steel sheet lamination technical field more specifically, it relates to a kind of silicon steel sheet lamination device applied to transformer core making. BACKGROUND

[0002] As the core material in transformer core manufacturing, silicon steel sheet, with its excellent magnetic properties and low-loss characteristics, plays a crucial role in the transformer. It not only effectively concentrates magnetic flux, but also significantly reduces energy loss, making it a key element to ensure the efficient and stable operation of the transformer. Before silicon steel sheet becomes the core, it must be precisely laminated according to the stacking requirements.

[0003] However, current silicon steel sheet lamination devices generally use single-station design, which means that only a single silicon steel sheet can be processed at a time, significantly reducing the lamination efficiency and indirectly limiting the cutting efficiency of silicon steel sheet. In the lamination process, these devices usually rely on pin hole positioning to align the silicon steel sheet, which not only increases the loss rate of the core, but also has obvious shortcomings in the joint precision of the core lamination. Therefore, it is urgent to improve the existing silicon steel sheet lamination device to overcome the above problems. SUMMARY

[0004] The utility model aims at solving the problem that the existing silicon steel sheet lamination device uses single-station design and pin hole positioning, resulting in low lamination efficiency, limiting the cutting efficiency of silicon steel sheet and increasing the loss rate of the core.

[0005] To achieve the above purpose, the utility model provides a kind of silicon steel sheet lamination device applied to transformer core making, including feeding mechanism, first lamination mechanism and material conveying mechanism;

[0006] The feeding mechanism includes a first conveyor belt for feeding silicon steel sheet;

[0007] The first lamination mechanism includes a material conveying assembly and a positioning assembly, the material conveying assembly is arranged at the end of the first conveyor belt and used to convey the silicon steel sheet to the positioning assembly, the positioning assembly includes a bearing platform and a first storage platform and a second storage platform symmetrically arranged on both sides of the bearing platform, the bearing platform is arranged at the lower end of the material conveying assembly and is configured to be able to position and alternately convey the silicon steel sheet in each positioning area to the first storage platform and the second storage platform;

[0008] The material conveying mechanism includes a first material conveying mechanism and a second material conveying mechanism respectively used for lamination and outward transportation of the silicon steel sheet on the first storage platform and the second storage platform.

[0009] Optionally, the silicon steel sheet stacking device further comprises a second stacking mechanism arranged at the lower end of the first stacking mechanism and having the same structure as the first stacking mechanism.

[0010] Optionally, the feeding mechanism further comprises a second conveying belt, and the feeding assembly of the second stacking mechanism is arranged at the end of the second conveying belt.

[0011] Optionally, the feeding assembly comprises a flat belt and a plurality of magnetic units, each of the plurality of magnetic units comprises a magnetic plate arranged above the flat belt and a pneumatic cylinder for driving the magnetic plate away from or close to the flat belt.

[0012] Optionally, the first stacking mechanism further comprises a first material moving assembly and a second material moving assembly for transferring the silicon steel sheets on the carrying platform to the first material storage table and the second material storage table, respectively.

[0013] Optionally, the first stacking mechanism further comprises a first material stacking assembly for conveying the silicon steel sheets on the first material storage table to the first material conveying mechanism and a second material stacking assembly for conveying the silicon steel sheets on the second material storage table to the second material conveying mechanism.

[0014] Optionally, the carrying platform, the first material moving assembly, the second material moving assembly, the first material stacking assembly, and the second material stacking assembly all have linear modules for moving the silicon steel sheets.

[0015] Optionally, each positioning area has a first through slot and a second through slot, the first through slot is provided with a plurality of clamping units, each clamping unit comprises a first movable plate and a second movable plate arranged opposite to each other at the lower end of the first through slot and capable of moving along the first through slot, the first movable plate and the second movable plate are both provided with clamping wheels configured to rotate circumferentially and have upper ends penetrating and exceeding the first through slot for clamping the silicon steel sheet from both sides, the lower end of the second through slot is provided with a base capable of moving along the second through slot, the base is provided with a first guide plate having an upper end penetrating and exceeding the second through slot, the two sides of the first guide plate are oppositely provided with a second guide plate and a third guide plate, the second guide plate and the third guide plate are both configured to independently ascend and descend relative to the base, and the three guide plates are used for guiding the end of the silicon steel sheet.

[0016] Optionally, the first material moving assembly, the second material moving assembly, the first material stacking assembly, and the second material stacking assembly all comprise a material suction frame having a plurality of suction cups for grabbing the silicon steel sheet.

[0017] Optionally, the first material conveying mechanism and the second material conveying mechanism each comprise a transfer trolley with a laminated platform for carrying the laminated silicon steel sheets and a track through which the transfer trolley can convey the silicon steel sheets outward.

[0018] The utility model discloses the beneficial effect lies in:

[0019] The silicon steel sheet laminating device for transformer core manufacturing provided by the utility model, through setting up feeding mechanism, first laminating mechanism and material conveying mechanism, the feeding mechanism includes the first conveying belt for feeding the silicon steel sheet, the first laminating mechanism includes material feeding assembly and positioning assembly, the material feeding assembly is arranged at the end of the first conveying belt and is used for conveying the silicon steel sheet to the positioning assembly, the positioning assembly includes the bearing platform and the first material storage table and the second material storage table symmetrically arranged on the both sides of the bearing platform, the bearing platform is arranged at the lower end of the material feeding assembly and is configured to be able to position the silicon steel sheet in each positioning area and alternately convey to the first material storage table and the second material storage table, and the material conveying mechanism includes the first material conveying mechanism and the second material conveying mechanism respectively used for laminating the silicon steel sheet on the first material storage table and the second material storage table and conveying outward. Compared with the existing silicon steel sheet laminating device, the utility model uses the bearing platform with two positioning areas to position the silicon steel sheet and alternately convey to the first material storage table and the second material storage table, which can speed up the laminating speed of the silicon steel sheet, thereby reducing the limitation on the cutting efficiency of the silicon steel sheet and significantly improving the laminating efficiency of the silicon steel sheet.

[0020] Further, the utility model sets up the second laminating mechanism with the same structure as the first laminating mechanism at the lower end of the first laminating mechanism, which can effectively improve the laminating efficiency and cutting efficiency of the silicon steel sheet.

[0021] Still further, the utility model sets up a plurality of clamping units, first guide plates, second guide plates and third guide plates in each positioning area, which can clamp the two sides of the silicon steel sheet and guide the end part. Compared with the pin hole positioning mode, it can effectively reduce the loss rate of the silicon steel sheet and realize the accurate positioning of the silicon steel sheet.

[0022] According to the above content, the utility model can effectively solve the problems of the existing silicon steel sheet laminating device, such as single station design, pin hole positioning, low laminating efficiency, limited cutting efficiency of the silicon steel sheet and increased loss rate of the core.

[0023] Other features and advantages of the utility model will be described in detail in the subsequent specific embodiment part. BRIEF DESCRIPTION OF DRAWINGS

[0024] The present application can be better understood by reference to the following description in conjunction with the accompanying drawings, in which like parts are marked with like numerals throughout the drawings.

[0025] Figure 1 A structural schematic diagram of the silicon steel sheet lamination device applied to transformer core manufacturing under a first perspective according to an embodiment of the present application is shown.

[0026] Figure 2 A structural schematic diagram of the silicon steel sheet lamination device applied to transformer core manufacturing under a second perspective according to an embodiment of the present application is shown.

[0027] Figure 3 A structural schematic diagram of the silicon steel sheet lamination device applied to transformer core manufacturing under a third perspective according to an embodiment of the present application is shown.

[0028] Figure 4 A structural schematic diagram of the bearing platform under a first perspective according to an embodiment of the present application is shown.

[0029] Figure 5 A structural schematic diagram of the bearing platform under a second perspective according to an embodiment of the present application is shown.

[0030] Reference signs:

[0031] 1 - first conveying belt;

[0032] 2 - bearing platform;

[0033] 3 - first material storage table;

[0034] 4 - second material storage table;

[0035] 5 - second conveying belt;

[0036] 6 - flat belt;

[0037] 7 - magnetic plate;

[0038] 8 - air cylinder;

[0039] 9 - first through slot;

[0040] 10 - second through slot;

[0041] 11 - first movable plate;

[0042] 12 - second movable plate;

[0043] 13 - clamping wheel;

[0044] 14 - base;

[0045] 15 - first guide plate;

[0046] 16-Second guide plate;

[0047] 17-Third guide plate;

[0048] 18-Straight line module;

[0049] 19-First material moving assembly;

[0050] 20-Second material moving assembly;

[0051] 21-First material stacking assembly;

[0052] 22-Second material stacking assembly;

[0053] 23-Suction cup;

[0054] 24-Material suction frame;

[0055] 25-Stacking platform;

[0056] 26-Transfer trolley;

[0057] 27-Track;

[0058] 28-Mounting frame. DETAILED DESCRIPTION

[0059] In order for those skilled in the art to more fully understand the technical scheme of the present application, in the following, exemplary embodiments of the present application will be described more fully and in detail with reference to the accompanying drawings. Obviously, one or more embodiments of the present application described below are only one or more of the specific manners in which the technical scheme of the present application can be implemented, and are not exhaustive. It should be understood that the technical scheme of the present application can be implemented in other manners belonging to the general inventive concept without creative labor, and should not be limited by the exemplary described embodiments. Based on one or more embodiments of the present application, all other embodiments obtained by those skilled in the art without creative labor should belong to the scope of protection of the present application.

[0060] Embodiment: Figure 1 A structural schematic diagram of a silicon steel sheet stacking device applied to transformer core manufacturing in a first perspective according to an embodiment of the present application is shown; Figure 2 A structural schematic diagram of a silicon steel sheet stacking device applied to transformer core manufacturing in a second perspective according to an embodiment of the present application is shown; Figure 3 A structural schematic diagram of a silicon steel sheet stacking device applied to transformer core manufacturing in a third perspective according to an embodiment of the present application is shown; Figure 4A structural schematic view of the bearing platform under a first visual angle according to an embodiment of the present application is shown. Figure 5 A structural schematic view of the bearing platform under a second visual angle according to an embodiment of the present application is shown.

[0061] With reference to Figures 1-5 The embodiment of the present application provides a silicon steel sheet stacking device applied to transformer core manufacturing, which comprises a feeding mechanism, a first stacking mechanism and a material conveying mechanism.

[0062] The feeding mechanism comprises a first conveying belt 1 for feeding the silicon steel sheets.

[0063] The first stacking mechanism comprises a material conveying assembly and a positioning assembly, the material conveying assembly is arranged at the end of the first conveying belt 1 and is used for conveying the silicon steel sheets to the positioning assembly, the positioning assembly comprises a bearing platform 2 and a first material storage table 3 and a second material storage table 4 symmetrically arranged on both sides of the bearing platform 2, the bearing platform 2 is arranged at the lower end of the material conveying assembly and is configured to be capable of positioning the silicon steel sheets in each positioning area and alternately conveying the silicon steel sheets to the first material storage table 3 and the second material storage table 4.

[0064] The material conveying mechanism comprises a first material conveying mechanism and a second material conveying mechanism respectively used for stacking the silicon steel sheets on the first material storage table 3 and the second material storage table 4 and conveying the silicon steel sheets outward.

[0065] In an embodiment, the silicon steel sheet stacking device further comprises a second stacking mechanism arranged at the lower end of the first stacking mechanism and identical in structure to the first stacking mechanism.

[0066] In an embodiment, the feeding mechanism further comprises a second conveying belt 5, and the material conveying assembly of the second stacking mechanism is arranged at the end of the second conveying belt 5.

[0067] Specifically, the starting ends of the first conveying belt and the second conveying belt are both connected to the discharge end of an external cutting device, and the first conveying belt and the second conveying belt are both provided with a driving mechanism such as a motor to drive the first conveying belt and the second conveying belt to convey the silicon steel sheets to the material conveying assemblies of the first stacking mechanism and the second stacking mechanism.

[0068] In an embodiment, the material conveying assembly comprises a flat belt 6 and a plurality of magnetic units, each of the plurality of magnetic units comprises a magnetic plate 7 arranged above the flat belt 6 and a pneumatic cylinder 8 used for driving the magnetic plate 7 away from or close to the flat belt 6.

[0069] Specifically, the magnetic plate can be combined with the pneumatic cylinder to moderately adsorb the silicon steel sheets. This can improve the stability of the silicon steel sheets during the conveying process, prevent the silicon steel sheets from being damaged and affecting the subsequent stacking operation, and make the material conveying assembly have higher operation flexibility.

[0070] In addition, the magnetic plate can also be replaced by a vacuum chuck, and the suction force of the vacuum chuck is controlled by adjusting the air pressure intensity of the air source to achieve moderate adsorption of the silicon steel sheet.

[0071] In one embodiment, each positioning area has a first through slot 9 and a second through slot 10, a plurality of clamping units are arranged in the first through slot 9, each clamping unit includes a first movable plate 11 and a second movable plate 12 arranged opposite to the lower end of the first through slot 9 and capable of moving along the first through slot 9, a clamping wheel 13 is arranged on each of the first movable plate 11 and the second movable plate 12, the clamping wheel 13 is configured to be able to rotate circumferentially, and the upper end of the clamping wheel 13 penetrates and exceeds the first through slot 9, used for clamping the two sides of the silicon steel sheet, the lower end of the second through slot 10 is provided with a base 14 capable of moving along the second through slot 10, the base 14 is provided with a first guide plate 15 penetrating and exceeding the second through slot 10 at the upper end, the two sides of the first guide plate 15 are provided with a second guide plate 16 and a third guide plate 17 arranged opposite to each other, and the second guide plate 16 and the third guide plate 17 are configured to be able to independently ascend and descend relative to the base 14, and the three guide plates are used for guiding the end of the silicon steel sheet.

[0072] Specifically, each positioning area is capable of being compatible with five shapes of silicon steel sheets including upper e-plate, lower e-plate, left side plate, right side plate and middle column plate, realizing positioning of the five shapes of silicon steel sheets, in addition, by configuring the clamping wheel to be able to rotate circumferentially, so that the clamping wheel is in a rotating state when clamping the silicon steel sheet, reducing the friction between the clamping wheel and the silicon steel sheet, thereby avoiding the problem of jamming or deformation of the silicon steel sheet during adjustment, facilitating the use of the silicon steel sheet for lamination, and further improving the lamination efficiency of the silicon steel sheet.

[0073] When the end of any one of the five shapes of silicon steel sheets needs to be guided, the second guide plate and / or the third guide plate can be pushed upward or downward to realize the guidance of the end of the silicon steel sheet.

[0074] In one embodiment, the first lamination mechanism further includes a first material moving assembly 18 and a second material moving assembly 19 for transferring the silicon steel sheets on the carrying platform 2 to the first material storage table 3 and the second material storage table 4, respectively.

[0075] In one embodiment, the first lamination mechanism further includes a first material moving assembly 18 and a second material moving assembly 19 for transferring the silicon steel sheets on the carrying platform 2 to the first material storage table 3 and the second material storage table 4, respectively.

[0076] In a specific embodiment, the carrying platform 2, the first material moving assembly 18, the second material moving assembly 19, the first material stacking assembly 20 and the second material stacking assembly 21 all have a linear module 18 for driving the silicon steel sheet to move.

[0077] In one embodiment, the first material moving assembly 19, the second material moving assembly 20, the first material stacking assembly 21 and the second material stacking assembly 22 each comprise a suction material rack 24 with a plurality of suction cups 23 for grabbing the silicon steel sheets.

[0078] In a specific embodiment, the first material conveying mechanism and the second material conveying mechanism each comprise a transfer trolley 26 with a stacking platform 25 for carrying the stacked silicon steel sheets and a track 27 through which the transfer trolley 26 can transport the silicon steel sheets outwardly.

[0079] Specifically, the double material conveying stations formed by the first material conveying mechanism and the second material conveying mechanism can realize the alternate stacking and alternate conveying of the silicon steel sheets, shorten the time interval of the stacking of the silicon steel sheets and the subsequent manual operation, and thus improve the conveying efficiency. In addition, a plurality of transfer trolleys are arranged on the track to sequentially convey the stacked silicon steel sheets, so as to further improve the conveying efficiency.

[0080] In one embodiment, the silicon steel sheet stacking device further comprises a mounting rack 28 for mounting the first stacking mechanism and the second stacking mechanism.

[0081] The stacking process of the silicon steel sheet stacking device of the utility model is as follows:

[0082] Firstly, the discharge end of the external cutting equipment discharges to the upward feeding mechanism, and the silicon steel sheets are conveyed to the carrying platforms of the first stacking mechanism and the second stacking mechanism alternately through the first conveying belt and the second conveying belt.

[0083] Then, when the silicon steel sheets are received in any positioning area of the carrying platform of the first stacking mechanism, the silicon steel sheets are first positioned and clamped, then moved to the left or right side, and placed on the first material storage table or the second material storage table by the first material moving assembly or the second material moving assembly.

[0084] At the same time, the other positioning area of the carrying platform also receives the silicon steel sheets and performs the above operation. The above process is alternately performed on each positioning area of the carrying platform.

[0085] Similarly, any positioning area of the carrying platform of the second stacking mechanism also receives the silicon steel sheets and alternately performs the above operation. Due to the alternate feeding of the first conveying belt and the second conveying belt, the above operation is also alternately performed between the first stacking mechanism and the second stacking mechanism.

[0086] Then, when the silicon steel sheets on the first material storage table and / or the second material storage table are stacked to a required number such as three, five or seven, the first stacking assembly and the second stacking assembly are driven to place the stacked silicon steel sheets thereon on the stacking platform, respectively.

[0087] Finally, the silicon steel sheet after lamination is transported out by using the transfer trolley and the track.

[0088] The silicon steel sheet lamination device for transformer core manufacturing provided by the utility model, through setting up the feeding mechanism, the first lamination mechanism and the material conveying mechanism, the feeding mechanism comprises a first conveying belt for feeding the silicon steel sheet; the first lamination mechanism comprises a material conveying assembly and a positioning assembly, the material conveying assembly is arranged at the end of the first conveying belt and is used for conveying the silicon steel sheet to the positioning assembly, the positioning assembly comprises a bearing platform and a first material storage table and a second material storage table symmetrically arranged on the two sides of the bearing platform, the bearing platform is arranged at the lower end of the material conveying assembly and is configured to be able to position the silicon steel sheet in each positioning area and alternately convey the silicon steel sheet to the first material storage table and the second material storage table; the material conveying mechanism comprises a first material conveying mechanism and a second material conveying mechanism respectively used for laminating the silicon steel sheet on the first material storage table and the second material storage table and conveying the silicon steel sheet outwards. Compared with the existing silicon steel sheet lamination device, the utility model positions the silicon steel sheet by using the bearing platform with two positioning areas and alternately conveys the silicon steel sheet to the first material storage table and the second material storage table, so that the lamination speed of the silicon steel sheet can be accelerated, the limitation on the cutting efficiency of the silicon steel sheet is reduced, and the lamination efficiency of the silicon steel sheet is significantly improved.

[0089] Further, the utility model sets up the second lamination mechanism with the same structure as the first lamination mechanism at the lower end of the first lamination mechanism, so that the lamination efficiency and the cutting efficiency of the silicon steel sheet can be effectively improved.

[0090] Further, the utility model sets up a plurality of clamping units, first guide plates, second guide plates and third guide plates in each positioning area, so that the two sides of the silicon steel sheet can be clamped and the end part can be guided. Compared with the pin hole positioning mode, the loss rate of the silicon steel sheet can be effectively reduced, and the silicon steel sheet can be accurately positioned.

[0091] In summary, compared with the single-station processing mode of the existing silicon steel sheet lamination device, the silicon steel sheet lamination device of the utility model can provide four-station alternating lamination. This mode not only can effectively improve the lamination efficiency and the cutting efficiency of the silicon steel sheet, but also can more prominently exhibit the high-efficiency advantage when dealing with more complex lamination requirements, and has stronger practicality.

[0092] Although one or more embodiments of the utility model have been described above, those skilled in the art should know that the utility model can be implemented in any other form without departing from the main idea and scope thereof. Therefore, the above-described embodiments are illustrative rather than restrictive, and many modifications and substitutions are obvious to those skilled in the art without departing from the spirit and scope of the utility model as defined in the appended claims.

Claims

1. A silicon steel sheet stacking device applied to manufacture of a transformer core, characterized in that, The device comprises a feeding mechanism, a first lamination mechanism and a conveying mechanism. The feeding mechanism comprises a first conveying belt for feeding silicon steel sheets. The first lamination mechanism comprises a feeding assembly and a positioning assembly, the feeding assembly is arranged at the end of the first conveying belt and used for conveying the silicon steel sheets to the positioning assembly, the positioning assembly comprises a bearing platform with two positioning areas, a first storage table and a second storage table symmetrically arranged on both sides of the bearing platform, the bearing platform is arranged at the lower end of the feeding assembly and is configured to be able to position the silicon steel sheets in each positioning area and alternately convey them to the first storage table and the second storage table. The conveying mechanism comprises a first conveying mechanism and a second conveying mechanism respectively used for laminating and conveying outwards the silicon steel sheets on the first storage table and the second storage table.

2. The silicon steel sheet lamination device for manufacturing a transformer core according to claim 1, wherein The silicon steel sheet lamination device further comprises a second lamination mechanism arranged at the lower end of the first lamination mechanism and identical in structure to the first lamination mechanism.

3. The silicon steel sheet lamination device for manufacturing a transformer core according to claim 2, characterized by, The feeding mechanism further comprises a second conveying belt, and the feeding assembly of the second lamination mechanism is arranged at the end of the second conveying belt.

4. The silicon steel sheet lamination device for manufacturing a transformer core according to claim 1, wherein The feeding assembly comprises a flat belt and a plurality of magnetic units, each of the plurality of magnetic units comprises a magnetic plate arranged above the flat belt and a pneumatic cylinder used for driving the magnetic plate away from or close to the flat belt.

5. The silicon steel sheet lamination device for manufacturing a transformer core according to claim 4, characterized in that, The first lamination mechanism further comprises a first material transfer assembly and a second material transfer assembly used for transferring the silicon steel sheets on the bearing platform to the first storage table and the second storage table respectively.

6. The silicon steel sheet lamination device for manufacturing a transformer core according to claim 5, wherein The first lamination mechanism further comprises a first lamination assembly used for conveying the silicon steel sheets on the first storage table to the first conveying mechanism and a second lamination assembly used for conveying the silicon steel sheets on the second storage table to the second conveying mechanism.

7. The silicon steel sheet lamination device for manufacturing a transformer core according to claim 6, wherein The bearing platform, the first material transfer assembly, the second material transfer assembly, the first lamination assembly and the second lamination assembly all have linear modules for driving the silicon steel sheets to move.

8. The silicon steel sheet lamination device for manufacturing a transformer core according to claim 7, characterized by, Each of the positioning areas has a first through slot and a second through slot, the first through slot is provided with a plurality of clamping units, each of the clamping units comprises a first movable plate and a second movable plate oppositely arranged at the lower end of the first through slot and capable of moving along the first through slot, the first movable plate and the second movable plate are both provided with clamping wheels, the clamping wheels are configured to be able to rotate circumferentially, and the upper ends thereof penetrate and exceed the first through slot, for clamping the two sides of the silicon steel sheet, the lower end of the second through slot is provided with a base capable of moving along the second through slot, the base is provided with a first guide plate with the upper end penetrating and exceeding the second through slot, the two sides of the first guide plate are oppositely provided with a second guide plate and a third guide plate, the second guide plate and the third guide plate are both configured to be able to independently lift relative to the base, and the three guide plates are all used for guiding the end of the silicon steel sheet.

9. The silicon steel sheet lamination device for manufacturing a transformer core according to claim 8, wherein The first material moving assembly, the second material moving assembly, the first material stacking assembly and the second material stacking assembly each comprise a suction frame with multiple suction cups for grabbing the silicon steel sheets.

10. The silicon steel sheet lamination device for manufacturing a transformer core according to claim 9, wherein The first material conveying mechanism and the second material conveying mechanism each comprise a transfer trolley with a laminated platform for carrying the laminated silicon steel sheets and a track, and the transfer trolley is capable of conveying the silicon steel sheets outwardly through the track.

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