Silicon steel sheet metal tray fully automatic production line

Abstract

The present invention discloses a fully automatic production line for silicon steel sheet metal trays, including a feeding device, a stamping die guide device, a blanking adjustment device, a pushing device and a folding welding device which are arranged in sequence and cooperate with each other; the folding welding device includes a base and a frame, an operating table is arranged on the base, a downward pressure cylinder is arranged on the frame, the bottom of the downward pressure cylinder is connected to a pressing plate, the pressing plate is located above the operating table, the left and right sides of the operating table are provided with left and right folding structures, and the front and rear sides of the operating table are provided with front and rear folding structures. The fully automatic production line for silicon steel sheet metal trays of the present invention has an ingenious structure, and each part can be smoothly connected and coordinated, the production process is stable and efficient, the defective rate is low, the control is convenient, the degree of automation is high, the practicality is strong, and it is worth promoting.

Description

Technical Field

[0001] The invention belongs to the field of mechanical equipment, and in particular relates to a fully automatic production line for silicon steel sheet metal trays. Background Art

[0002] Generally, silicon steel sheets are packed in trays. When making the trays, they need to be cut with steel plates, and then folded into four sides manually, and then welded. The manual efficiency is low and cannot keep up with the production speed of silicon steel sheets. Therefore, people need to find a more efficient iron box production method. Summary of the invention

[0003] The technical problem to be solved by the present invention is to provide a fully automatic production line for silicon steel sheet metal trays.

[0004] The present invention is achieved through the following technical solutions:

[0005] The fully automatic production line for silicon steel sheet metal trays includes a feeding device, a stamping die guide device, a blanking adjustment device, a pushing device and a folding welding device which are arranged in sequence and cooperate with each other;

[0006] The feeding device comprises an unwinding frame and a steel strip adjusting and guiding mechanism located behind the unwinding frame;

[0007] The stamping die guide device comprises a device body, an upper stamping die and an upper punching die are arranged side by side above the device body, and a plurality of upper guide columns are arranged on the upper stamping die and the upper punching die, a stamping platform is arranged below the device body, a lower stamping die and a lower punching die are arranged side by side on the stamping platform, and a plurality of guide holes are arranged on the lower stamping die and the lower punching die, and the guide holes correspond to the upper guide columns one by one, and a limited position guiding device is arranged on the left side of the lower stamping die and between the lower stamping die and the lower punching die, and the ... upper punching die, and the limited position guiding device is arranged on the left side of the lower stamping die and the upper punching die, and the limited position guiding device is arranged on the left side of the lower stamping die and the upper punching die, and the limited position guiding device is arranged on the left side of the lower stamping die and the upper punching die, and the limited position guiding device is arranged on the left side of the lower stamping die and the upper punching die, The device is fixedly arranged on the stamping platform, the position limiting guide device comprises a guide plate, a support plate and a first threaded rod, the guide plate is provided with two pieces and the two guide plates are respectively arranged on the front and rear sides of the support plate, the upper end of the guide plate is provided with a triangular opening and the opening faces the support plate, the support plate and the lower stamping die and the lower punching die are arranged on the same horizontal plane, the support plate is fixedly arranged on the stamping platform, the first threaded rod is passed through the lower ends of the guide plate and the support plate, the guide plate is actively fixed on the stamping platform through the first threaded rod, and the first threaded rod is fixedly arranged on the stamping platform;

[0008] Preferably, lower guide columns are provided on the front and rear sides of the lower punching die and the lower cutting die.

[0009] Preferably, a hand crank is provided at one end of the first threaded rod.

[0010] The punching die guiding device can effectively limit and guide the punching product, and at the same time, the present invention can also improve the accuracy of punching and cutting, thereby improving the production quality.

[0011] The blanking adjustment device comprises a support frame and a fixed frame, the fixed frame is fixedly arranged on the support frame, a conveyor belt is arranged in the fixed frame, vertical limit baffles are arranged on the front and rear sides of the left side position of the fixed frame, the vertical limit baffle is arranged in a "J"-shaped structure, the middle groove section of the vertical limit baffle is tightly arranged on the front and rear sides of the fixed frame, a second threaded rod is passed through the lower end of the vertical limit baffle and is actively fixed to the front and rear sides of the fixed frame through the threaded rod, an outwardly bent edge is arranged on the upper end of the vertical limit baffle, a transverse limit baffle is arranged above the right side position of the fixed frame, and the transverse limit baffle and the fixed frame are an integrally formed structure;

[0012] Preferably, a second hand crank is provided at one end of the second threaded rod.

[0013] Preferably, the second threaded rod is flexibly fixed at the bottom of the fixing frame.

[0014] Preferably, the fixing frame is arranged on the supporting frame in a downwardly inclined manner.

[0015] The material drop adjustment device can effectively limit the position of the products dropped on the conveyor belt, so that the products can be neatly stacked on the conveyor belt, thereby facilitating transportation.

[0016] The push device comprises a fixing frame, the upper end of the fixing frame is provided with a bottom plate, the bottom plate is provided with a sliding groove, the bottom plate is fixedly provided with a transverse baffle, the transverse baffle is fixedly provided with the bottom plate, and a push rod is provided at the bottom of the bottom plate, and a cylinder is provided at the rear end of the push rod and pushed by the cylinder, and the cylinder is fixedly provided in the fixing frame. The front end of the push rod is provided with a second sliding block, the upper end of the second sliding block is provided with a U-shaped pushing plate, the U-shaped pushing plate passes through the groove on the bottom plate, and a second sliding rail is provided below the push rod, the second sliding rail is fixedly provided on the fixing frame, and the second sliding block is fixedly provided on the second sliding rail, side baffles are respectively provided on both sides of the bottom plate, and the side baffle is arranged in an L-shaped structure, a first sliding block is provided on the lower half of the side baffle, and the bottom of the fixing frame is provided with a first sliding rail, the first sliding block is fixedly provided on the first sliding rail, the side baffles are actively fixedly provided on both sides of the fixing frame by the first sliding block, and a third threaded rod is passed through the lower end of the side baffle

[0017] Preferably, the third threaded rod is fixedly arranged at the bottom of the fixing frame, and the third threaded rod is fixedly arranged below the first slide rail.

[0018] Preferably, a third hand crank is provided at one end of the third threaded rod.

[0019] The pushing device can adjust the size of the pushing area of ​​the pushing device according to actual production requirements, thereby improving the applicability of the pushing device.

[0020] The folding welding device comprises a base and a frame, an operating table is arranged on the base, a downward pressure cylinder is arranged on the frame, the bottom of the downward pressure cylinder is connected to a pressure plate, the pressure plate is located above the operating table, left and right folding structures are arranged on the left and right sides of the operating table, and front and rear folding structures are arranged on the front and rear sides of the operating table; the left and right folding structures comprise a first upper push plate and a first upper push cylinder, the first upper push cylinder is connected to the base, the first upper push plate is a long steel plate, the bottom center of the first upper push plate is connected to the piston rod of the first upper push cylinder, two first through holes are symmetrically arranged on the first upper push plate, each A push block is provided in front of the first through hole, the push block can pass through the through hole, the push block is connected to the push block cylinder, and the push block cylinder is connected to the first upper push plate; the front and rear folding structure includes a second upper push plate and a second upper push cylinder, the second upper push cylinder is connected to the base, the bottom center of the second upper push plate is connected to the piston rod of the second upper push cylinder, the second upper push plate is a long steel plate, and two second through holes are symmetrically provided on the second upper push plate, and a spot welding head is provided in front of each second through hole, the spot welding head can pass through the second through hole, the spot welding head is connected to the spot welding cylinder, and the spot welding cylinder is connected to the second upper push plate.

[0021] Preferably, a plurality of guide rods are provided on the frame perpendicular to the operating table, and grooves are provided around the pressing plate, and the guide rods are inserted into the grooves.

[0022] Preferably, a push rod is connected to the frame via a connecting strip, the push rod is arranged on the side of the operating table, the push rod is driven by a cylinder, and detection probes are arranged on both sides of the push rod.

[0023] Preferably, a limit plate is provided at the rear of the operating table, the limit plate is connected to the frame via a limit cylinder, and a detection probe is provided below the limit plate.

[0024] Preferably, the first upper push plate and the second upper push plate are both long steel plates, and the top of the long steel plate is high in the middle and low on both sides.

[0025] The folding welding device first pushes the cut steel plate onto the operating table, the pressing plate presses the steel plate, and then the front and rear folding structures and the left and right folding structures are lifted up respectively, so that the four sides of the steel plate are folded upward into the shape of a pallet, and then the spot welding head performs welding to complete the installation of the pallet. The push rod pushes the completed pallet away from the operating table to install the next pallet. The operation is efficient and fast, and can keep up with the production progress of silicon steel sheets.

[0026] The beneficial effects of the present invention are:

[0027] The fully automatic production line for silicon steel sheet metal trays of the present invention has an ingenious structure, various parts can be smoothly connected and coordinated, the production process is stable and efficient, the defective rate is low, the control is convenient, the degree of automation is high, the practicability is extremely strong, and it is worthy of promotion. BRIEF DESCRIPTION OF THE DRAWINGS

[0028] For ease of explanation, the present invention is described in detail with reference to the following specific embodiments and accompanying drawings.

[0029] Figure 1 It is a schematic diagram of the overall structure of the present invention;

[0030] Figure 2 The expanded view and overall structural schematic diagram of the silicon steel sheet metal tray prepared by the present invention;

[0031] Figure 3 It is a schematic diagram of the overall structure of the punching die guide device of the present invention;

[0032] Figure 4 It is a front view structural schematic diagram of the punching die guide device of the present invention;

[0033] Figure 5 It is a partial side view structural schematic diagram of the punching die guide device of the present invention;

[0034] Figure 6 It is a schematic diagram of the overall structure of the blanking adjustment device of the present invention;

[0035] Figure 7 It is a side structural schematic diagram of the blanking adjustment device of the present invention;

[0036] Figure 8 It is a left-side structural schematic diagram of the blanking adjustment device of the present invention;

[0037] Fig. 9 It is a schematic diagram of the overall structure of the material pushing device of the present invention;

[0038] Fig.10 It is a left side structural schematic diagram of the material pushing device of the present invention;

[0039] Fig.11 It is a schematic diagram of the structure of the pusher device of the present invention from the right side;

[0040] Fig.12 It is a schematic diagram of the overall structure of the folding welding device of the present invention;

[0041] Fig.13 2. It is a schematic diagram of the front and rear folding structure of the folding welding device of the present invention;

[0042] Fig.14 It is a schematic diagram of the left and right folding structure of the folding welding device of the present invention. DETAILED DESCRIPTION

[0043] like Figure 1-14 As shown, the fully automatic production line for silicon steel sheet metal pallets includes a loading device 10, a stamping die guiding device 20, a blanking adjusting device 30, a pushing device 40 and a folding and welding device 50 which are arranged in sequence and cooperate with each other; the loading device 10 is responsible for loading the coils of the silicon steel sheet metal pallet, the coils enter the stamping die guiding device 20 for stamping and cutting, and then fall onto the blanking adjusting device 30 and are further conveyed to the pushing device 40, and then the product to be processed is pushed by the pushing device 40 to the folding and welding device 50 for folding and welding to form a silicon steel sheet metal pallet.

[0044] The feeding device 10 includes an unwinding frame 11 and a steel strip adjusting guide mechanism 12 located behind the unwinding frame 11;

[0045] The stamping die guide device 20 includes a device body 21, an upper stamping die 212 and an upper punching die 26 are arranged side by side above the device body 21, and a plurality of upper guide posts 28 are arranged on the upper stamping die 212 and the upper punching die 26, a stamping platform 22 is arranged below the device body 21, a lower stamping die 213 and a lower punching die 23 are arranged side by side on the stamping platform 22, and a plurality of guide holes 25 are arranged on the lower stamping die 213 and the lower punching die 23, and the guide holes 25 correspond to the upper guide posts 28 one by one, and a limiting guide device is arranged on the left side of the lower stamping die 213 and between the lower stamping die 213 and the lower punching die 23, and the limiting guide device It is fixedly arranged on the stamping platform 22, and the limiting guide device includes a guide plate 210, a support plate 24 and a first threaded rod 29. The guide plate 210 is provided with two pieces, and the two guide plates 210 are respectively arranged on the front and rear sides of the support plate 24. The upper end of the guide plate 210 is provided with a triangular opening and the opening faces the support plate 24. The support plate 24 and the lower stamping die 213 and the lower punching die 23 are arranged on the same horizontal plane. The support plate 24 is fixedly arranged on the stamping platform 22, and the first threaded rod 29 is penetrated through the lower ends of the guide plate 210 and the support plate 24. The guide plate 210 is actively fixed on the stamping platform 22 through the first threaded rod 29, and the first threaded rod 29 is fixedly arranged on the stamping platform 22.

[0046] Lower guide posts 27 are disposed on the front and rear sides of the lower punching die 213 and the lower punching die 23 .

[0047] A hand crank 211 is disposed at one end of the first threaded rod 29 .

[0048] During use, the setting of the guide plate 210 can limit and guide the position of the product to be stamped when it enters the lower stamping die 213 or the lower punching die 23, so that the product to be stamped can accurately enter the lower stamping die 213 or the lower punching die 23; the setting of the first threaded rod 29 can adjust the width between the two guide plates 210 according to actual needs, that is, when it is necessary to narrow the distance between the two guide plates 210, it is only necessary to rotate the first threaded rod 29 clockwise through the hand crank 211 to make the two guide plates 210 approach the support plate 24 at the same time, thereby shortening the distance between the two guide plates 210; conversely, when it is necessary to widen the distance between the two guide plates 210, it is only necessary to rotate the first threaded rod 29 counterclockwise through the hand crank 211 to The two guide plates 210 can be simultaneously moved away from the support plate 24, thereby expanding the distance between the two guide plates 210; the setting of the support plate 224 can make the product to be stamped more stable when entering the lower stamping die 213 or the lower punching die 23; the setting of the upper guide column 28 can be aligned with the guide holes 25 on the lower stamping die 213 and the lower punching die 23 when the upper stamping die 212 and the upper punching die 26 are downwardly moved for stamping or punching, thereby ensuring that the upper stamping die 212 and the upper punching die 26 can accurately perform stamping or punching; the upper end of the guide plate 210 is provided with a triangular opening to facilitate guiding the product to be stamped and prevent the product to be stamped from being offset in the front and rear positions; the setting of the lower guide column 27 can further guide the product to be stamped.

[0049] The blanking adjustment device 30 includes a support frame 31 and a fixed frame 35. The fixed frame 35 is fixedly arranged on the support frame 31. A conveyor belt 34 is arranged in the fixed frame 35. Vertical limit baffles 33 are arranged on the front and rear sides of the left side of the fixed frame 35. The vertical limit baffles 33 are arranged in a "J" shape structure. The middle groove section of the vertical limit baffle 33 is tightly arranged on the front and rear sides of the fixed frame 35. A second threaded rod 37 is passed through the lower end of the vertical limit baffle 33 and is actively fixed to the front and rear sides of the fixed frame 35 through the second threaded rod 37. An outwardly bent edge 36 is arranged on the upper end of the vertical limit baffle 33. A transverse limit baffle 32 is arranged above the right side of the fixed frame 35. The transverse limit baffle 32 and the fixed frame 35 are an integrally formed structure.

[0050] A second hand crank 38 is disposed at one end of the second threaded rod 37 .

[0051] The second threaded rod 37 is movably fixed at the bottom of the fixing frame 35 .

[0052] The fixing frame 35 is arranged on the supporting frame 31 in a downwardly inclined manner.

[0053] During use, the vertical limit baffle 33 can limit the products when they fall onto the conveyor belt 34, so that the products are automatically stacked neatly when they fall onto the conveyor belt 34, thereby facilitating transportation on the conveyor belt 34; the horizontal limit baffle 32 can limit the height of the products conveyed on the conveyor belt 34, thereby preventing too many products from being conveyed to the next process at one time; the fixed frame 35 is tilted downward on the support frame 31, which can facilitate faster transportation of products on the conveyor belt 34; the second threaded rod 37 can be set to adjust the width between the two vertical limit baffles 33 according to actual needs, that is, If the product to be blanked is large, the second threaded rod 37 is rotated counterclockwise by the second hand crank 38, so that the vertical limit baffles 33 on the front and rear sides of the fixed frame 35 gradually move away from the fixed frame 35, thereby increasing the width between the two vertical limit baffles 33; conversely, if the product to be blanked is small, the second threaded rod 37 is rotated clockwise by the second hand crank 38, so that the vertical limit baffles 33 on the front and rear sides of the fixed frame 35 gradually move closer to the fixed frame 35, thereby reducing the width between the two vertical limit baffles 33; the setting of the folded edge 36 can increase the opening at the upper end of the vertical limit baffle 33, so that the blanked product is not easy to fall outside the conveyor belt 34.

[0054] The pushing device 40 includes a fixed frame 41, a bottom plate 42 is provided at the upper end of the fixed frame 41, a slide groove is provided on the bottom plate 42, a transverse baffle 44 is fixedly provided at the rear end of the bottom plate 42, the transverse baffle 44 is fixedly provided on the bottom plate 42, a push rod is provided at the bottom of the bottom plate 42, a cylinder 45 is provided at the rear end of the push rod and is pushed by the cylinder 45, the cylinder 45 is fixedly provided in the fixed frame 41, a second slider 410 is provided at the front end of the push rod, a U-shaped push plate 49 is provided at the upper end of the second slider 410, the U-shaped push plate 49 passes through the groove on the bottom plate 42, and the push rod A second slide rail 411 is arranged at the bottom, and the second slide rail 411 is fixedly arranged on the fixing frame 41, and the second slider 410 is fixedly arranged on the second slide rail 411. Side baffles 43 are arranged on both sides of the bottom plate 42, and the side baffles 43 are arranged in an L-shaped structure. A first slider 412 is arranged on the lower half of the side baffle 43, and a first slide rail 47 is arranged at the bottom of the fixing frame 1, and the first slider 412 is fixedly arranged on the first slide rail 47. The side baffles 43 are actively fixedly arranged on both sides of the fixing frame 41 through the first slider 412, and a third threaded rod 46 is passed through the lower end of the side baffle 43.

[0055] The third threaded rod 46 is fixedly disposed at the bottom of the fixing frame 41 , and the third threaded rod 46 is fixedly disposed below the first slide rail 47 .

[0056] A third hand crank 48 is disposed at one end of the third threaded rod 46 .

[0057] The transverse baffle 44 is provided with a groove for the U-shaped push plate 49 to pass through.

[0058] The transverse baffles 44, the side baffles 43 and the bottom plate 42 surround a material pushing area for pushing materials.

[0059] During use, the product to be processed is conveyed to the pushing area of ​​the pushing device by the conveyor belt, and then the push rod is pushed by the cylinder 45, so that the U-shaped push plate 49 is pushed forward, further driving the product to be processed to move forward, so as to push the product to be processed to the next processing step; the arrangement of the second sliding block 410 and the second sliding rail 411 enables the U-shaped push plate to move forward more stably when the push rod pushes the U-shaped push plate forward; if a larger product to be processed is encountered, the third threaded rod 46 can be rotated counterclockwise by the third hand crank 48 to make the side baffles 43 on both sides of the bottom plate 42 gradually move away from the bottom plate 42, thereby increasing the width between the two side baffles 43, so that the conveyor belt can transport larger products to be processed into the pushing area. Conversely, if smaller products to be processed are encountered, the third threaded rod 46 can be rotated clockwise by the third hand crank 48 to make the side baffles 43 on both sides of the bottom plate 42 gradually approach the bottom plate 42, thereby reducing the width between the two side baffles 43, so as to accommodate smaller products to be processed and transported into the pushing area through the conveyor belt; the setting of the first slide rail 47 and the first slider 412 can make the two side baffles 43 move more stably when the two side baffles 43 move.

[0060] The bottom plate 42 is provided with a slide groove, which can guide the U-shaped push plate 49 .

[0061] The folding welding device 50 includes a base 51 and a frame 52. An operating table 53 is arranged on the base 51. A downward pressure cylinder 57 is arranged on the frame 52. The bottom of the downward pressure cylinder 57 is connected to a pressing plate 58. The pressing plate 58 is located above the operating table 53. Left and right folding structures 54 are arranged on the left and right sides of the operating table 53. Front and rear folding structures 55 are arranged on the front and rear sides of the operating table 53. The left and right folding structures 54 include a first upper push plate 541 and a first upper push cylinder 542. The first upper push cylinder 542 is connected to the base 51. The first upper push plate 541 is a long strip of steel plate. The center of the bottom of the first upper push plate 541 is connected to the piston rod of the first upper push cylinder 542. Two first through holes 543 are symmetrically arranged on the first upper push plate 541. A push block 544 is arranged in front of each first through hole 543. The push block 544 can pass through the through hole. The push block 544 is connected to the push block cylinder 545. The push block cylinder 545 is connected to the first upper push plate 541. The folding structure 55 includes a second upper push plate 551 and a second upper push cylinder 552. The second upper push cylinder 552 is connected to the base 51. The piston rod of the second upper push cylinder 552 is connected to the center of the bottom of the second upper push plate 551. The second upper push plate 552 is a long steel plate. Two second through holes 553 are symmetrically arranged on the second upper push plate 552. A spot welding head 554 is arranged in front of each second through hole 553. The spot welding head 554 can pass through the second through hole 553. The spot welding head 554 is connected to the spot welding cylinder 555. The spot welding cylinder 555 is connected to the second upper push plate 551.

[0062] The frame 52 is provided with a plurality of guide rods 59 perpendicular to the operating table 53. The pressing plate 58 is provided with grooves around it. The guide rods 59 are inserted into the grooves. When the pressing plate 58 is pressed downward, it can follow the direction of the guide rods 59 to prevent the pressing plate 58 from deflecting.

[0063] A push rod 56 is connected to the frame 52 through a connecting strip. The push rod 56 is set on the side of the operating table 53. The push rod 56 is driven by a cylinder. Detection probes are provided on both sides of the push rod 56. When the detection probes detect that there is a tray on the operating table, the push rod 56 is pushed out to push the tray away from the operating table.

[0064] A limit plate 511 is provided at the rear of the operating table 53, and the limit plate 511 is connected to the frame 52 through a limit cylinder 510. A detection probe is provided under the limit plate 511. The position of the steel plate needs to be limited when it is pushed onto the operating table. When the steel plate touches the limit plate 511, it stops, so that the front and rear folding structures and the left and right folding structures can fold the steel plate at the accurate position.

[0065] The first upper push plate 541 and the second upper push plate 551 are both long steel plates, and the top of the long steel plate is high in the middle and low on both sides.

[0066] The cut steel plate is pushed onto the operating table, the pressing plate presses the steel plate, and then the front and rear folding structures and the left and right folding structures are lifted up respectively, so that the four sides of the steel plate are folded upward into the prototype of a pallet, and then the spot welding head is used for welding to complete the installation of the pallet. The push rod pushes the completed pallet away from the operating table to install the next pallet. The operation is efficient and fast, and can keep up with the production progress of silicon steel sheets.

[0067] The fully automatic production line for silicon steel sheet metal trays of the present invention has an ingenious structure, various parts can be smoothly connected and coordinated, the production process is stable and efficient, the defective rate is low, the control is convenient, the degree of automation is high, the practicability is extremely strong, and it is worthy of promotion.

[0068] The above is only a specific embodiment of the present invention, but the protection scope of the present invention is not limited thereto. Any changes or substitutions that are not conceived through creative work should be included in the protection scope of the present invention. Therefore, the protection scope of the present invention should be based on the protection scope defined in the claims.

Claims

1. The fully automatic production line of silicon steel sheet metal tray is characterized by: It includes a feeding device, a stamping die guiding device, a blanking adjusting device, a pushing device and a folding welding device which are arranged in sequence and cooperate with each other; The folding welding device comprises a base and a frame, an operating table is arranged on the base, a downward pressure cylinder is arranged on the frame, the bottom of the downward pressure cylinder is connected to a pressure plate, and the pressure plate is located above the operating table, and left and right folding structures are arranged on the left and right sides of the operating table, and front and rear folding structures are arranged on the front and rear sides of the operating table; the left and right folding structures comprise a first upper push plate and a first upper push cylinder, the first upper push cylinder is connected to the base, the first upper push plate is a long strip of steel plate, and the bottom center of the first upper push plate is connected to the piston rod of the first upper push cylinder, two first through holes are symmetrically arranged on the first upper push plate, and a push block is arranged in front of each first through hole, the push block can pass through the through hole, the push block is connected to the push block cylinder, and the push block cylinder is connected to the first upper push plate; the front and rear folding structure comprises a second upper push plate and a second upper The push cylinder, the second push cylinder is connected to the base, the bottom center of the second push plate is connected to the piston rod of the second push cylinder, the second push plate is a long steel plate, and the second push plate is symmetrically provided with two second through holes on the left and right, and a spot welding head is provided in front of each second through hole, and the spot welding head can pass through the second through hole, the spot welding head is connected to the spot welding cylinder, and the spot welding cylinder is connected to the second push plate; the blanking adjustment device includes a support frame and a fixed frame, the fixed frame is fixedly arranged on the support frame, a conveyor belt is arranged in the fixed frame, and vertical limit baffles are arranged on the front and rear sides of the left side of the fixed frame, the vertical limit baffle is arranged in a "J" shape, and the middle groove section of the vertical limit baffle is tightly arranged on the front and rear sides of the fixed frame. A second threaded rod is passed through the lower end of the limit baffle and is flexibly fixed to the front and rear sides of the fixed frame through the second threaded rod. The upper end of the vertical limit baffle is provided with a folded edge bent outward, and a transverse limit baffle is provided above the right side of the fixed frame, and the transverse limit baffle and the fixed frame are an integrally formed structure; the stamping die guide device includes a device body, an upper stamping die and an upper punching die are arranged side by side above the device body, and a plurality of upper guide columns are arranged on the upper stamping die and the upper punching die, and a stamping platform is arranged below the device body, a lower stamping die and a lower punching die are arranged side by side on the stamping platform, and a plurality of guide holes are arranged on the lower stamping die and the lower punching die, and the guide holes Corresponding one to one with the upper guide column, a limiting guide device is arranged on the left side of the lower stamping die and between the lower stamping die and the lower punching die. The limiting guide device is fixedly arranged on the stamping platform. The limiting guide device includes a guide plate, a support plate and a first threaded rod. The guide plate is provided with two pieces and the two guide plates are respectively arranged on the front and rear sides of the support plate. A triangular opening is opened at the upper end of the guide plate and the opening faces the support plate. The support plate, the lower stamping die and the lower punching die are arranged on the same horizontal plane. The support plate is fixedly arranged on the stamping platform. The first threaded rod is penetrated through the lower ends of the guide plate and the support plate. The guide plate is actively fixed on the stamping platform by the first threaded rod. The first threaded rod is fixedly arranged on the stamping platform.

2. The fully automatic production line for silicon steel sheet metal trays according to claim 1 is characterized in that: The feeding device comprises an unwinding frame and a steel strip adjusting and guiding mechanism located behind the unwinding frame.

3. The fully automatic production line for silicon steel sheet metal trays according to claim 1 is characterized in that: The push device comprises a fixing frame, the upper end of the fixing frame is provided with a bottom plate, the bottom plate is provided with a sliding groove, the bottom plate is fixedly provided with a transverse baffle, the transverse baffle is fixedly provided with the bottom plate, and a push rod is provided at the bottom of the bottom plate, and a cylinder is provided at the rear end of the push rod and pushed by the cylinder, and the cylinder is fixedly provided in the fixing frame. The front end of the push rod is provided with a second sliding block, the upper end of the second sliding block is provided with a U-shaped pushing plate, the U-shaped pushing plate passes through the groove on the bottom plate, and a second sliding rail is provided below the push rod, the second sliding rail is fixedly provided on the fixing frame, and the second sliding block is fixedly provided on the second sliding rail, side baffles are respectively provided on both sides of the bottom plate, and the side baffle is arranged in an L-shaped structure, a first sliding block is provided on the lower half of the side baffle, and the bottom of the fixing frame is provided with a first sliding rail, the first sliding block is fixedly provided on the first sliding rail, the side baffles are actively fixedly provided on both sides of the fixing frame by the first sliding block, and a third threaded rod is passed through the lower end of the side baffle

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