CN-120164714-B - Lamination method of silicon steel sheets of transformer core

Abstract

The invention provides a transformer iron core silicon steel sheet lamination method which comprises the steps that an iron core silicon steel sheet is transported to a pole piece receiving platform assembly through a pole piece transporting streamline assembly, an iron yoke silicon steel sheet is transported to a yoke piece receiving platform assembly through a yoke piece transporting streamline assembly, the pole piece receiving platform assembly is moved to the lower portion of a pole piece manipulator assembly, the iron core silicon steel sheet is lifted to the lower surface of the pole piece manipulator assembly, the yoke piece receiving platform assembly is moved to the lower portion of the yoke piece manipulator assembly, the iron yoke silicon steel sheet is rotated to a position parallel to the yoke piece manipulator assembly, the iron core silicon steel sheet is absorbed by the pole piece manipulator assembly and is moved to be placed on a lifting roller line assembly, the iron yoke silicon steel sheet is absorbed by the yoke piece manipulator assembly and is moved to be placed on the lifting roller line assembly, the iron core silicon steel sheet and the iron yoke silicon steel sheet are transported to the outside through the lifting roller line assembly and the transporting trolley assembly, and the iron core silicon steel sheet and the iron yoke silicon steel sheet are transported in parallel streamline lamination is improved.

Inventors

• YUAN BO

Assignees

• 苏州卓目工业智能科技有限公司

Dates

Publication Date

20260508

Application Date

20250411

Priority Date

20250321

Claims (10)

1. 1. The transformer iron core silicon steel sheet lamination method is characterized by being applied to a transformer iron core silicon steel sheet lamination machine, wherein the transformer iron core silicon steel sheet lamination machine comprises a transverse shearing machine device (13), a column sheet conveying streamline assembly (4), a yoke sheet conveying streamline assembly (5), a column sheet receiving platform assembly (6), a yoke sheet receiving platform assembly (7), a lifting roller line assembly (9), a column sheet manipulator assembly, a yoke sheet manipulator assembly and a conveying trolley assembly (8); The lamination method of the transformer iron core silicon steel sheet comprises the following steps: S100, shearing the silicon steel coil stock by using the transverse shearing machine equipment (13) to obtain iron core column silicon steel sheets and iron yoke silicon steel sheets which are led out in a crossing way; Step 200, conveying iron core column silicon steel sheets which are exported after being sheared by the transverse shearing device (13) to the column sheet conveying streamline assembly (4), and conveying iron yoke silicon steel sheets which are exported after being sheared by the transverse shearing device (13) to the yoke sheet conveying streamline assembly (5); Step S300, the pole piece conveying streamline assembly (4) conveys iron core pole piece silicon steel sheets to the pole piece receiving platform assembly (6), and the yoke piece conveying streamline assembly (5) conveys iron yoke silicon steel sheets to the yoke piece receiving platform assembly (7); Step S400, when the number of the iron core column silicon steel sheets received on the column sheet receiving platform assembly (6) meets the preset iron core column number condition, the column sheet receiving platform assembly (6) moves to the lower part of the column sheet manipulator assembly, and the iron core column silicon steel sheets are lifted to the lower surface of the column sheet manipulator assembly; step S500, when the number of iron yoke silicon steel sheets received on the yoke sheet receiving platform assembly (7) meets the preset iron yoke number condition, the yoke sheet receiving platform assembly (7) moves to the lower part of the yoke sheet manipulator assembly, and the iron yoke silicon steel sheets are rotated to the position parallel to the yoke sheet manipulator assembly while moving; Step S600, when the lower surface of the column slice mechanical arm assembly contacts with iron core column silicon steel sheets, adsorbing all iron core column silicon steel sheets borne on the column slice material receiving platform assembly (6), and moving and placing the iron core column silicon steel sheets at a preset iron core column position on the lifting roller line assembly (9); Step S700, when the yoke sheet receiving platform assembly (7) moves to the lower part of the yoke sheet manipulator assembly, the yoke sheet manipulator assembly descends to a position where the lower surface of the yoke sheet manipulator assembly is attached to the uppermost iron yoke silicon steel sheet borne on the yoke sheet receiving platform assembly (7), and the yoke sheet manipulator assembly adsorbs all the iron yoke silicon steel sheets on the yoke sheet receiving platform assembly (7) and moves to a preset iron yoke position on the lifting roller line assembly (9); Step S800, when iron leg silicon steel sheets with preset iron leg numbers exist at preset iron leg positions on the lifting roller line assembly (9) and iron yoke silicon steel sheets with preset iron yoke numbers exist at preset iron yoke positions, the lifting roller line assembly (9) conveys the iron leg silicon steel sheets and the iron yoke silicon steel sheets meeting the lamination position relation between the preset iron leg positions and the preset iron yoke positions to the conveying trolley assembly (8); And S900, conveying the received iron core column silicon steel sheets and iron yoke silicon steel sheets to the outside of the transformer iron core silicon steel sheet lamination machine by the conveying trolley component (8) according to the lamination position relation between the preset iron core column position and the preset iron yoke position.
2. 2. The method for laminating the silicon steel sheets of the transformer core according to claim 1, wherein the silicon steel sheet lamination machine of the transformer core further comprises an upper yoke mechanical arm (10), an upper yoke material receiving table assembly (11) and an upper yoke conveying trolley assembly (12); wherein, after step S200, the lamination method of the transformer core silicon steel sheet further comprises: Step S210, if the currently prepared transformer core is of a first specification, executing step S300, and if the currently prepared transformer core is of a second specification, executing step S220, wherein the transformer core of the second specification lacks an upper yoke sheet of iron yoke silicon steel sheets than the transformer core of the first specification; s220, conveying the iron core column silicon steel sheets to the column receiving platform assembly (6) by the column conveying streamline assembly (4); Step S230, the yoke conveying streamline assembly (5) conveys lower yokes of iron yoke silicon steel sheets to the yoke receiving platform assembly (7), and the yoke conveying streamline assembly (5) conveys upper yokes of iron yoke silicon steel sheets to the upper yoke receiving platform assembly (11); Step S240, when the number of upper yokes received on the upper yoke receiving table assembly (11) meets the preset upper yoke number condition, the upper yoke receiving table assembly (11) moves to the lower part of the standby upper yoke manipulator (10); Step S250, when the lower surface of the standby upper yoke manipulator (10) contacts with the upper yokes received by the upper yoke receiving table assembly (11), adsorbing all upper yokes received on the upper yoke receiving table assembly (11), and moving and placing the upper yokes on the upper yoke conveying trolley assembly (12); And step S260, the upper yoke sheet conveying trolley component (12) conveys the upper yoke sheet to the outside of the transformer core silicon steel sheet lamination machine.
3. 3. The method of lamination of transformer core silicon steel sheets according to claim 2, characterized in that the sheet transport streamline assembly (4) is connected with the cross shearing machine device (13) for receiving core sheet silicon steel sheets led out by the cross shearing machine device (13); wherein, the pillar patch transport streamline assembly (4) comprises: A column sheet conveying belt (408), wherein the lower surface of the column sheet conveying belt (408) is connected with the leading-out end of the transverse shearing machine equipment (13) and is used for conveying iron core column silicon steel sheets led out by the transverse shearing machine equipment (13); A post conveying motor (406) connected with the post conveying belt (408) and used for controlling the rolling of the post conveying belt (408); The column sheet conveying permanent magnet (403) is arranged on the upper surface of the column sheet conveying belt (408) and is used for providing upward suction force so that the iron core column silicon steel sheet is adsorbed on the lower surface of the column sheet conveying belt (408); the column slice demagnetizing connecting rod mechanism (407) is connected with the upper surface of the column slice conveying belt (408) and is used for driving the column slice conveying belt (408) to lift along a horizontal plane; the pole piece demagnetizing cylinder (405) is connected with the pole piece demagnetizing connecting rod mechanism (407) and is used for controlling the pole piece demagnetizing connecting rod mechanism (407) to execute lifting action; A column sheet punching cylinder (404) connected with the upper surface of the column sheet conveying belt (408) and used for punching off the iron core column silicon steel sheet through the column sheet conveying belt (408) to separate the iron core column silicon steel sheet from the column sheet conveying belt (408) when the iron core column silicon steel sheet is adsorbed on the lower surface of the column sheet conveying belt (408); The column piece demagnetizing and material beating electromagnetic valve group (402) is connected with the column piece demagnetizing cylinder (405) and the column piece material beating cylinder (404) and is used for controlling telescopic rods of the column piece demagnetizing cylinder (405) and the column piece material beating cylinder (404) to execute telescopic actions; And the column sheet optical fiber amplifier (401) is arranged at the feeding end of the column sheet conveying belt (408) and is used for detecting whether iron core column silicon steel sheets exist at the feeding end of the column sheet conveying belt (408).
4. 4. A method of lamination of transformer core silicon steel sheets according to claim 3, characterized in that the yoke transport streamline assembly (5) is connected to the crosscut machine device (13) and is located above the column transport streamline assembly (4) for receiving the yoke silicon steel sheets guided out by the crosscut machine device (13); wherein the yoke transport streamline assembly (5) comprises: A yoke sheet conveying belt (507), wherein the lower surface of the yoke sheet conveying belt (507) is connected with the leading-out end of the transverse shearing machine equipment (13) and is positioned above the column sheet conveying belt (408) for conveying the iron yoke silicon steel sheet led out by the transverse shearing machine equipment (13); a yoke conveyance motor (501) connected to the yoke conveyance belt (507) for controlling the rolling of the yoke conveyance belt (507); a yoke conveying permanent magnet (506) arranged on the upper surface of the yoke conveying belt (507) and used for providing upward suction force so as to enable the iron yoke silicon steel sheet to be adsorbed on the lower surface of the yoke conveying belt (507); the yoke demagnetizing link mechanism (505) is connected with the upper surface of the yoke conveying belt (507) and is used for driving the yoke conveying belt (507) to lift along a horizontal plane; a yoke demagnetizing cylinder (503) connected to the yoke demagnetizing link mechanism (505) for controlling the yoke demagnetizing link mechanism (505) to execute a lifting operation; A yoke sheet blanking cylinder (504) connected to the upper surface of the yoke sheet conveyor belt (507) for blanking the iron yoke silicon steel sheet through the yoke sheet conveyor belt (507) to separate the iron yoke silicon steel sheet from the yoke sheet conveyor belt (507) when the iron yoke silicon steel sheet is adsorbed on the lower surface of the yoke sheet conveyor belt (507); the yoke demagnetizing and material beating electromagnetic valve bank (502) is connected with the yoke demagnetizing cylinder (503) and the yoke material beating cylinder (504) and is used for controlling telescopic rods of the yoke demagnetizing cylinder (503) and the yoke material beating cylinder (504) to execute telescopic actions; and the yoke optical fiber amplifier is arranged at the feeding end of the yoke conveying belt (507) and is used for detecting whether an iron yoke silicon steel sheet exists at the feeding end of the yoke conveying belt (507).
5. 5. The method of lamination of transformer core silicon steel sheets according to claim 4, characterized in that the sheet receiving platform assembly (6) is located below the sheet conveying streamline assembly (4) and is used for receiving core sheet silicon steel sheets falling from the sheet conveying streamline assembly (4); wherein, post piece meets material platform subassembly (6) include: The column sheet platform (602) is positioned below the column sheet conveying belt (408), a left column sheet receiving area (6021), a middle column sheet receiving area (6022) and a right column sheet receiving area (6023) are arranged on the column sheet platform (602), the left column sheet receiving area (6021) is used for bearing a left column sheet of a core column silicon steel sheet falling on the column sheet conveying belt (408), the middle column sheet receiving area (6022) is used for bearing a middle column sheet of a core column silicon steel sheet falling on the column sheet conveying belt (408), and the right column sheet receiving area (6023) is used for bearing a right column sheet of a core column silicon steel sheet falling on the column sheet conveying belt (408); the column slice platform moving slide rail (601) is arranged below the column slice platform (602) and is used for supporting the column slice platform (602) to move; The column slice platform moving chain (605) is connected with the column slice platform (602) and is used for driving the column slice platform (602) to move on the column slice platform moving slide rail (601); The column slice platform moving motor (606) is connected with the column slice platform moving chain (605) and used for controlling the column slice platform moving chain (605) to execute telescopic action; the column slice platform lifting mechanism (609) is connected with the column slice platform (602) and is used for driving the column slice platform (602) to lift; The column sheet detection sensor (604) is arranged 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 sheet detection sensor (604) in the left column sheet receiving area (6021) is used for detecting whether a left column sheet exists on the left column sheet receiving area (6021), the column sheet detection sensor (604) in the middle column sheet receiving area (6022) is used for detecting whether a middle column sheet exists on the middle column sheet receiving area (6022), and the column sheet detection sensor (604) in the right column sheet receiving area (6023) is used for detecting whether a right column sheet exists on the right column sheet receiving area (6023); Column plate platform positioning pins (603) are arranged in the left column plate receiving area (6021), the middle column plate receiving area (6022) and the right column plate receiving area (6023), the column plate platform positioning pins (603) in the left column plate receiving area (6021) are used for positioning the left column plate, the column plate platform positioning pins (603) in the middle column plate receiving area (6022) are used for positioning the middle column plate, and the column plate platform positioning pins (603) in the right column plate receiving area (6023) are used for positioning the right column plate; the column plate platform positioning pin lifting cylinder (607) is connected with the column plate platform positioning pin (603) and is used for driving the column plate platform positioning pin (603) to lift; and the cylinder electromagnetic valve group (608) of the column plate platform positioning pin is connected with the cylinder (607) for controlling the telescopic rod of the cylinder (607) to execute telescopic action.
6. 6. The method of lamination of transformer core silicon steel sheets according to claim 5, characterized in that the yoke stock platform assembly (7) is located below the yoke transport streamline assembly (5) for receiving iron yoke silicon steel sheets dropped from the yoke transport streamline assembly (5); wherein, yoke piece meets material platform subassembly (7) include: A yoke platform (701) located below the yoke conveyor belt (507), wherein an upper yoke receiving area (7011) and a lower yoke receiving area (7012) are arranged on the yoke platform (701), the upper yoke receiving area (7011) is used for bearing an upper yoke of an iron yoke silicon steel sheet falling on the yoke conveyor belt (507), and the lower yoke receiving area (7012) is used for bearing a lower yoke of an iron yoke silicon steel sheet falling on the yoke conveyor belt (507); a yoke plate platform moving slide rail (703) arranged below the yoke plate platform (701) and used for supporting the movement of the yoke plate platform (701); A yoke plate platform moving chain (706) connected with the yoke plate platform (701) and used for driving the yoke plate platform (701) to move on the yoke plate platform moving sliding rail (703); A yoke platform moving motor (702) connected with the yoke platform moving chain (706) and used for controlling the yoke platform moving chain (706) to execute telescopic action; a yoke plate platform rotating mechanism (709) connected with the yoke plate platform (701) and used for driving the yoke plate platform (701) to rotate; A yoke detection sensor (705) disposed in the upper yoke stock area (7011) and the lower yoke stock area (7012), wherein the yoke detection sensor (705) in the upper yoke stock area (7011) is configured to detect whether an upper yoke is present on the upper yoke stock area (7011), and the yoke detection sensor (705) in the lower yoke stock area (7012) is configured to detect whether a lower yoke is present on the lower yoke stock area (7012); The yoke piece platform positioning pins (704) are arranged in the upper yoke piece receiving area (7011) and the lower yoke piece receiving area (7012), the yoke piece platform positioning pins (704) in the upper yoke piece receiving area (7011) are used for positioning the upper yoke pieces, and the yoke piece platform positioning pins (704) in the lower yoke piece receiving area (7012) are used for positioning the lower yoke pieces; the yoke plate platform positioning pin lifting cylinder (707) is connected with the yoke plate platform positioning pin (704) and is used for driving the yoke plate platform positioning pin (704) to lift; and the yoke piece platform positioning pin air cylinder electromagnetic valve group (708) is connected with the yoke piece platform positioning pin lifting air cylinder (707) and used for controlling a telescopic rod of the yoke piece platform positioning pin lifting air cylinder (707) to execute telescopic action.
7. 7. The lamination method of transformer core silicon steel sheets according to claim 6, characterized in that the pole piece manipulator assembly is used for transporting the core pole silicon steel sheets on the pole piece receiving platform assembly (6) to the lifting roller line assembly (9); The column slice mechanical arm assembly comprises a right column slice mechanical arm (2), a left column slice mechanical arm (15), a middle column slice mechanical arm (16), a first column slice mechanical arm walking guide rail (206) and a second column slice mechanical arm walking guide rail (207), wherein the right column slice mechanical arm (2), the left column slice mechanical arm (15) and the middle column slice mechanical arm (16) are arranged between the first column slice mechanical arm walking guide rail (206) and the second column slice mechanical arm walking guide rail (207) in parallel, the first column slice mechanical arm walking guide rail (206) and the second column slice mechanical arm walking guide rail (207) are positioned on the same horizontal plane and above the column slice receiving platform assembly (6) and the lifting roller line assembly (9), the right column slice mechanical arm (2) is used for conveying a right column slice carried by a right column slice receiving area (6023) onto the lifting roller line assembly (9), and the left column slice mechanical arm (15) is used for carrying a left column slice receiving area (6023) onto the lifting roller drum assembly (6022) for carrying the lifting roller line (6023); wherein, any one of right column piece manipulator (2), left column piece manipulator (15) and well column piece manipulator (16) includes: a first cylindrical slice manipulator walking motor (202) for driving a corresponding manipulator to move on the first cylindrical slice manipulator walking guide rail (206); A second column manipulator walking motor (203) for driving the corresponding manipulator to move on the second column manipulator walking guide rail (207); The column sheet electromagnet (204) is arranged on the lower surface of the corresponding manipulator and is used for providing upward suction force so that the corresponding iron core column silicon steel sheet is adsorbed on the lower surface of the corresponding manipulator; The column sheet positioning pins (205) are arranged on the lower surfaces of the corresponding manipulators and are used for positioning the iron core column silicon steel sheets; and the column sheet positioning pin pneumatic pressure regulating valve (201) is connected with the column sheet positioning pin (205) and is used for controlling the lifting of the column sheet positioning pin (205).
8. 8. The method of lamination of transformer core silicon steel sheets according to claim 7, characterized in that the yoke manipulator assembly is used for transporting the iron yoke silicon steel sheets on the yoke stock platform assembly (7) onto the lifting roller line assembly (9); the upper yoke manipulator (3) and the lower yoke manipulator (14) are arranged between the first yoke manipulator walking guide rail (307) and the second yoke manipulator walking guide rail (308) in parallel, the first yoke manipulator walking guide rail (307) and the second yoke manipulator walking guide rail (308) are positioned on the same horizontal plane and above the yoke material receiving platform assembly (7) and the lifting roller line assembly (9), the upper yoke manipulator (3) is used for conveying an upper yoke carried by the upper yoke material receiving area (7011) onto the lifting roller line assembly (9), and the lower yoke manipulator (14) is used for conveying a lower yoke carried by the lower yoke material receiving area (7012) onto the lifting roller line assembly (9); wherein any one of the upper yoke sheet robot (3) and the lower yoke sheet robot (14) includes: A first yoke manipulator travel motor (301) for driving a corresponding manipulator to move on the first yoke manipulator travel guide rail (307); a second yoke manipulator travel motor (302) for driving a corresponding manipulator to move on the second yoke manipulator travel rail (308); a yoke electromagnet (303) arranged on the lower surface of the corresponding manipulator and used for providing upward suction force so as to enable the corresponding iron yoke silicon steel sheet to be adsorbed on the lower surface of the corresponding manipulator; the yoke piece locating pins (306) are arranged on the lower surfaces of the corresponding manipulators and are used for locating the iron yoke silicon steel sheets; The yoke positioning pin electromagnetic valve group (304) is connected with the yoke positioning pin (306) and is used for controlling the lifting of the yoke positioning pin (306); and the manipulator lifting guide mechanism (305) is used for driving the corresponding manipulator to lift.
9. 9. The transformer core silicon steel sheet lamination method according to claim 8, characterized in that the lifting roller line assembly (9) is used for receiving the core limb silicon steel sheet on the limb receiving platform assembly (6) and the iron yoke silicon steel sheet on the yoke receiving platform assembly (7), and laminating the core limb silicon steel sheet and the iron yoke silicon steel sheet; Wherein, lift roller line subassembly (9) include: the lifting conveying roller (903) is arranged on the upper surface of the lifting roller line assembly (9) and is used for bearing an iron core tray, and the iron core tray is used for placing iron core column silicon steel sheets and iron yoke silicon steel sheets which are laminated according to a preset shape; A roller rotating motor (905) connected with the lifting conveying roller (903) and used for controlling the rotation of the lifting conveying roller (903); The lifting connecting rod (904) is arranged below the lifting conveying roller (903) and is used for driving the lifting conveying roller (903) to lift; A roller lifting motor (902) connected with the lifting connecting rod (904) and used for controlling the expansion and contraction of the lifting connecting rod (904); the adjustable limiting mechanism (901) is arranged above the lifting conveying roller (903) and used for limiting the iron core tray; A third guide bearing (906) disposed at a side of the upper surface of the lifting roller line assembly (9) for providing a guide when a core tray of a preset first size type enters and exits the lifting roller line assembly (9); And a fourth guide bearing (907) is arranged on the upper surface of the lifting roller line assembly (9) and used for providing guide when the iron core tray of the preset second size type enters and exits the lifting roller line assembly (9).
10. 10. The lamination method of transformer core silicon steel sheets according to claim 9, characterized in that the conveying trolley assembly (8) is arranged at one side of the leading-out end of the lifting roller line assembly (9) and is used for conveying the core limb silicon steel sheets and the yoke silicon steel sheets which are laminated on the lifting roller line assembly (9) to the outside; Wherein the transport trolley assembly (8) comprises: the conveying trolley (808) is used for conveying the iron core tray led out by the lifting roller line assembly (9) to the outside of the transformer iron core silicon steel sheet lamination machine; a travel rail (805) provided below the transport cart (808) for supporting movement of the transport cart (808); A trolley travelling motor (8010) connected with a power end of the conveying trolley (808) and used for providing power for the conveying trolley (808) so as to enable the conveying trolley (808) to move along the travelling rail (805); the trolley conveying roller (801) is arranged on the upper surface of the conveying trolley (808) and is used for bearing an iron core tray guided out by the lifting roller line assembly (9); a trolley roller motor (809) connected with the trolley conveying roller (801) and used for controlling the rotation of the trolley conveying roller (801); The trolley positioning device (806) is arranged on one side of the mobile terminal of the walking track (805) and is used for positioning the conveying trolley (808); The trolley positioning pin is arranged on the lower surface of the conveying trolley (808) and is matched with the trolley positioning device (806); A trolley locating pin motor (8011) connected with the trolley locating pin and used for controlling the trolley locating pin to extend out to be inserted into the trolley locating device (806) when the trolley locating pin moves to be in a matching position with the trolley locating device (806); a sensing metal sheet (807) provided on one side of the mobile terminal of the travel rail (805); A metal detection sensor (804) provided on the lower surface of the transport cart (808) for detecting the relative position of the induction metal sheet (807); A first guide bearing (802) arranged at the side edge of the upper surface of the conveying trolley (808) and used for providing guide when the iron core tray of the preset first size type enters and exits the conveying trolley (808); And the second guide bearing (803) is arranged on the upper surface of the conveying trolley (808) and is used for providing guide when the iron core tray of the preset second size type enters and exits the conveying trolley (808).

Description

Lamination method of silicon steel sheets of transformer core Technical Field The invention relates to the field of machining, in particular to a lamination method of silicon steel sheets of a transformer core. Background In the production process of the transformer iron core, silicon steel coils are required to be sheared into silicon steel sheets with different specifications through transverse shearing equipment, according to the product technology, the silicon steel sheets with different lengths are stacked together according to the technology requirements (the stacking sequence and stacking shape of different products are greatly different), after a certain number of the silicon steel sheets are stacked, the preparation of the iron core is completed, the iron core is then transferred to the next working procedure for processing, the lamination is stacked according to the specifications of the products, at most, five thousand silicon steel sheets are stacked, most of main stream equipment on the market at present is used for grabbing and stacking single sheets, the mechanical arm of the lamination method is high in walking frequency, the waste of lamination time is caused, the lamination efficiency is low, so that the lamination equipment on the market at present cannot meet the requirement of productivity, and when customers need to prepare the E-shaped iron cores and the daily-shaped iron cores, corresponding lamination machine equipment is also required to be customized to meet the requirement of use, and the waste on the cost is caused. Disclosure of Invention Aiming at the technical problems, the invention adopts the following technical scheme: According to one aspect of the application, a transformer core silicon steel sheet lamination method is provided, and the transformer core silicon steel sheet lamination method is applied to a transformer core silicon steel sheet lamination machine, wherein the transformer core silicon steel sheet lamination machine comprises a transverse shearing machine device, a column sheet conveying streamline assembly, a yoke sheet conveying streamline assembly, a column sheet receiving platform assembly, a yoke sheet receiving platform assembly, a lifting roller line assembly, a column sheet manipulator assembly, a yoke sheet manipulator assembly and a conveying trolley assembly; The lamination method of the transformer iron core silicon steel sheet comprises the following steps: Step S100, shearing the silicon steel coil stock by using a transverse shearing machine device to obtain iron core column silicon steel sheets and iron yoke silicon steel sheets which are led out in a crossing way; Step S200, conveying iron core column silicon steel sheets which are exported after being sheared by a transverse shearing device into a column sheet conveying streamline assembly, and conveying iron yoke silicon steel sheets which are exported after being sheared by the transverse shearing device into a yoke sheet conveying streamline assembly; Step S300, conveying iron core column silicon steel sheets to a column sheet receiving platform assembly by a column sheet conveying streamline assembly, and conveying iron yoke silicon steel sheets to a yoke sheet receiving platform assembly by a yoke sheet conveying streamline assembly; step S400, when the number of the iron core column silicon steel sheets received on the column sheet receiving platform assembly meets the preset iron core column number condition, the column sheet receiving platform assembly moves to the lower part of the column sheet manipulator assembly, and the iron core column silicon steel sheets are lifted to the lower surface of the column sheet manipulator assembly; Step S500, when the number of the iron yoke silicon steel sheets received on the yoke sheet receiving platform assembly meets the preset iron yoke number condition, the yoke sheet receiving platform assembly moves to the lower part of the yoke sheet manipulator assembly, and rotates the iron yoke silicon steel sheets to a position parallel to the yoke sheet manipulator assembly while moving; step S600, when the lower surface of the column slice mechanical arm assembly is contacted with iron core column silicon steel sheets, adsorbing all iron core column silicon steel sheets borne on the column slice material receiving platform assembly, and moving and placing the iron core column silicon steel sheets at a preset iron core column position on the lifting roller line assembly; Step S700, when the yoke receiving platform assembly moves to the lower part of the yoke manipulator assembly, the yoke manipulator assembly descends to a position where the lower surface of the yoke manipulator assembly is attached to the uppermost iron yoke silicon steel sheet borne on the yoke receiving platform assembly, and the yoke manipulator assembly adsorbs all the iron yoke silicon steel sheets on the yoke receiving platform assembly and moves to a preset iron yoke positi