Transformer silicon steel sheet shearing device

Abstract

The utility model discloses a transformer silicon steel sheet shearing device in the technical field of shearing devices, which comprises a base, a fixing mechanism and a cutting mechanism, the cutting mechanism is connected to the base and used for cutting a silicon steel sheet, and the fixing mechanism is connected to the base and used for cutting the silicon steel sheet. The cutting mechanism is used for fixing the silicon steel sheet and driving the silicon steel sheet to move on the base to be close to the cutting mechanism to be cut, a door frame is fixedly connected to the upper end of the base, and a shearing assembly is connected into the door frame and used for cutting off the cut silicon steel sheet. The cutting mechanism has the advantages that the cutting pieces in the cutting mechanism are connected to the connecting shaft in a threaded mode, the distance between the two cutting pieces in each cutting groove can be adjusted by rotating the cutting pieces, then the cutting pieces are clamped and fixed through the fastening rings, adjustment of the cutting distance is achieved, and the cutting efficiency is improved. And therefore, E-shaped silicon steel sheets with different size requirements can be cut, and the practicability is high.

Description

Technical Field

[0001] The utility model relates to the technical field of shearing devices, in particular to a shearing device for transformer silicon steel sheets. Background Art

[0002] Silicon steel sheet is a kind of silicon-iron soft magnetic alloy with extremely low carbon content, mainly used to make the iron cores of various transformers, motors and generators; at present, during the processing of silicon steel sheets for transformers, the silicon steel sheets need to be cut, and the common silicon steel sheets are in the shape of "E", so when cutting the silicon steel sheets, two rectangular notches need to be cut on the silicon steel sheets.

[0003] In the prior art, the cutting parts of the cutting device are all rotatably arranged at fixed positions, and the "E"-shaped silicon steel sheets cannot adjust the cutting width according to actual needs during cutting. Different sizes of "E"-shaped silicon steels need to use different shearing devices, which is very inconvenient. Summary of the Utility Model

[0004] The technical problem to be solved by the utility model is that the existing device lacks the adjustment of the cutting spacing, which affects the actual use.

[0005] To achieve the above object, the technical solution provided by the utility model is as follows:

[0006] A shearing device for transformer silicon steel sheets includes a base, and also includes a fixing mechanism and a cutting mechanism. The cutting mechanism is connected to the base and is used to cut the silicon steel sheets. The fixing mechanism is connected to the base and is used to fix the silicon steel sheets and drive the silicon steel sheets to move on the base close to the cutting mechanism for cutting. A gantry is fixedly connected to the upper end of the base, and a shearing assembly is connected inside the gantry. The shearing assembly is used to cut off the cut silicon steel sheets.

[0007] Further, the fixing mechanism includes a first motor, clamping plates and clamping blocks. The first motor is fixedly connected to one side of the base. The output end of the first motor is fixedly connected with a screw rod. The clamping plates are slidably connected to the base. A slider is fixedly connected to the lower end of the clamping plates. The slider is threadedly connected to the screw rod. The clamping plates are U-shaped. The clamping blocks are symmetrically and slidably arranged inside the clamping plates. Bolts are threadedly connected through both sides of the clamping plates. One end of each bolt is fixedly connected with a limiting piece. The bolts are rotatably connected to the clamping blocks through the limiting pieces. The other end of each bolt is fixedly connected with a knob.

[0008] Further, a chute is provided on the base. The screw rod is rotatably connected inside the chute. The slider is slidably adapted to the inside of the chute. Limiting grooves are symmetrically arranged on both sides of the chute. Limiting blocks are symmetrically and fixedly connected to the lower end of the clamping plates. The limiting blocks are rotatably connected to the limiting grooves.

[0009] Further, the cutting mechanism includes a second motor and a connecting shaft. The second motor is fixedly connected to the outside of the base. The connecting shaft is fixedly connected to the second motor. There are two cutting grooves on the base. The connecting shaft is rotatably connected to the base and the connecting shaft rotates through the cutting grooves. Two cutting members are rotatably arranged in each cutting groove. The upper ends of the cutting members extend out of the cutting grooves. The cutting members are threadedly connected to the connecting shaft. Fastening rings are arranged on both sides of the cutting members. The fastening rings are threadedly connected to the connecting shaft. A plurality of anti-slip ridges are arranged on the outer periphery of the fastening rings.

[0010] Further, the shearing assembly includes a first hydraulic rod, a lifting plate and a cutter. The first hydraulic rod is fixedly connected to the lower end of the inner wall of the gantry. The lifting plate is fixedly connected to the lower end of the first hydraulic rod. An installation plate is fixedly connected to the lower end of the lifting plate. The cutter is inserted between the installation plates. Screws are arranged on the installation plates. The cutter is connected to the installation plates through the screws. There is a groove on the base. The groove is arranged below the cutter.

[0011] Further, a pressing and fixing assembly is further arranged in the gantry. The pressing and fixing assembly includes a second hydraulic rod. An installation frame is fixedly connected to the lower end of the second hydraulic rod. A pressure roller is rotatably connected in the installation frame.

[0012] The beneficial effects achieved by the present utility model with the above structure are as follows:

[0013] 1: In the cutting mechanism, the cutting members are threadedly connected to the connecting shaft. By rotating the cutting members, the distance between the two cutting members in each cutting groove can be adjusted. Then, the cutting members are clamped and fixed by the fastening rings to realize the adjustment of the cutting distance, so as to cut E-shaped silicon steel sheets with different size requirements;

[0014] 2: The stability of silicon steel sheet cutting can be effectively improved through the fixing mechanism and the pressing and fixing assembly, thereby improving the cutting accuracy. Description of the Drawings

[0015] Figure 1 It is a schematic diagram of the whole machine of the present utility model.

[0016] Figure 2 It is a schematic diagram of the fixing mechanism of the present utility model.

[0017] Figure 3 It is a cross-sectional view of the base of the present utility model.

[0018] Figure 4 It is a schematic diagram of the shearing assembly of the present utility model.

[0019] Figure 5 It is a schematic diagram of the pressing and fixing assembly of the present utility model.

[0020] Figure 6 It is a schematic diagram of the cutting mechanism of the present utility model.

[0021] Description of Reference Numerals

[0022] 1. Base, 101. Groove, 102. Cutting Groove, 103. Slide Groove, 104. Limit Groove, 2. Gantry, 3. Fixing Mechanism, 301. First Motor, 302. Screw Rod, 303. Clamping Plate, 304. Slide Block, 305. Limit Block, 306. Clamping Block, 307. Bolt, 308. Limit Plate, 309. Knob, 4. Shearing Assembly, 401. First Hydraulic Rod, 402. Lifting Plate, 403. Mounting Plate, 404. Cutter, 405. Screw, 5. Pressing and Fixing Assembly, 501. First Hydraulic Rod, 502. Mounting Frame, 503. Pressing Roller, 6. Cutting Mechanism, 601. Second Motor, 602. Connecting Shaft, 603. Cutting Piece, 604. Fastening Ring, 605. Anti-slip Ridge Detailed Implementation Manner

[0023] As Figures 1-6 shown, a silicon steel sheet shearing device for transformers includes a base 1, a fixing mechanism 3 and a cutting mechanism 6. The cutting mechanism 6 is connected to the base 1 and is used to cut the silicon steel sheet. The fixing mechanism 3 is connected to the base 1 and is used to fix the silicon steel sheet and drive the silicon steel sheet to move on the base 1 close to the cutting mechanism 6 for cutting. A gantry 2 is fixedly connected to the upper end of the base 1, and a shearing assembly 4 is connected inside the gantry 2. The shearing assembly 4 is used to cut off the silicon steel sheet after cutting

[0024] As Figure 2 、 3 shown, in order to fix the silicon steel sheet and drive the fixed silicon steel sheet to slide on the base 1 close to the cutting piece 603 for cutting, the fixing mechanism 3 includes a first motor 301, a clamping plate 303 and a clamping block 306. The first motor 301 is fixedly connected to one side of the base 1, the output end of the first motor 301 is fixedly connected with a screw rod 302, the clamping plate 303 is slidably connected to the base 1, a slide block 304 is fixedly connected to the lower end of the clamping plate 303, the slide block 304 is threadedly connected to the screw rod 302, the clamping plate 303 is U-shaped, the clamping blocks 306 are symmetrically and slidably arranged inside the clamping plate 303, bolts 307 are threadedly connected and passed through both sides of the clamping plate 303, one end of each bolt 307 is fixedly connected with a limit plate 308, the bolts 307 are rotatably connected to the clamping blocks 306 through the limit plates 308, the other end of each bolt 307 is fixedly connected with a knob 309, a slide groove 103 is provided on the base 1, the screw rod 302 is rotatably connected inside the slide groove 103, the slide block 304 is slidably adapted to the slide groove 103, limit grooves 104 are symmetrically arranged on both sides of the slide groove 103, limit blocks 305 are symmetrically fixedly connected to the lower end of the clamping plate 303, and the limit blocks 305 are rotatably connected to the limit grooves 104, thereby improving the stability of the clamping plate 303 driving the silicon steel sheet to slide

[0025] As Figure 6 shown, in order to cut silicon steel sheets and adjust the cutting spacing according to actual requirements, the cutting mechanism 6 includes a second motor 601 and a connecting shaft 602. The second motor 601 is fixedly connected to the outside of the base 1, the connecting shaft 602 is fixedly connected to the second motor 601, two cutting grooves 102 are provided on the base 1, the connecting shaft 602 is rotatably connected in the base 1 and the connecting shaft 602 rotatably passes through the cutting grooves 102. Two cutting members 603 are rotatably provided in each of the cutting grooves 102. The upper ends of the cutting members 603 extend out of the cutting grooves 102. The cutting members 603 are threadedly connected to the connecting shaft 602. Fastening rings 604 are provided on both sides of the cutting members 603. The fastening rings 604 are threadedly connected to the connecting shaft 602. A plurality of anti-slip ridges 605 are provided on the outer circumference of the fastening rings 604.

[0026] As Figure 4 shown, in order to cut the cut silicon steel sheets and thus form E-shaped silicon steel sheets, the shearing assembly 4 includes a first hydraulic rod 501401, a lifting plate 402 and a cutter 404. The first hydraulic rod 501401 is fixedly connected to the lower end of the inner wall of the gantry 2. The lifting plate 402 is fixedly connected to the lower end of the first hydraulic rod 501401. An installation plate 403 is fixedly connected to the lower end of the lifting plate 402. The cutter 404 is inserted between the installation plates 403. Screws 405 are passed through the installation plates 403. The cutter 404 is connected to the installation plates 403 through the screws 405, so as to facilitate replacing the cutter 404 according to actual requirements. A groove 101 is provided on the base 1. The groove 101 is provided below the cutter 404.

[0027] As Figure 5 shown, in order to improve the stability during the cutting of silicon steel sheets, a pressing and fixing assembly 5 is further provided in the gantry 2. The pressing and fixing assembly 5 includes a second hydraulic rod. The lower end of the second hydraulic rod is fixedly connected to an installation frame 502. A pressure roller 503 is rotatably connected in the installation frame 502.

[0028] When in use, according to the size of the required E-shaped silicon steel sheet, rotate the cutting member 603 to adjust the distance between the cutting members 603 in each cutting groove 102. After the distance adjustment is completed, rotate the fastening ring 604 so that the fastening ring 604 presses against both sides of the cutting member 603 to clamp and fix the cutting member 603. Then, drive the connecting shaft 602 to rotate by the output end of the second motor 601, and then drive the cutting member 603 to rotate counterclockwise. Place the silicon steel sheet on the base 1, rotate the knob 309 to drive the bolt 307 to rotate, and then drive the clamping block 306 to move within the clamping plate 303, and then clamp and fix the silicon steel sheet through the clamping block 306. Drive the screw rod 302 to rotate by the output end of the first motor 301, and then drive the clamping plate 303 to slide on the base 1. At the same time, the limiting block 305 slides within the limiting groove 104 to improve the sliding stability of the clamping plate 303. The sliding of the clamping plate 303 drives the fixed silicon steel sheet to move closer to the cutting mechanism 6 on the base 1, and use the rotating cutting member 603 to cut the silicon steel sheet. When the silicon steel sheet approaches the cutting member 603, drive the pressure roller 503 to press against the upper end of the silicon steel sheet by the second hydraulic rod to improve the cutting stability of the silicon steel sheet. After the silicon steel sheet is cut, select the cutting tool 404 according to the distance between the cutting members 603, connect the cutting tool 404 to the mounting plate 403 with the screw 405, and drive the lifting plate 402 to move by the first hydraulic rod 501401, and then drive the cutting tool 404 to move to cut the cut silicon steel sheet, and then obtain the E-shaped silicon steel sheet.

[0029] In summary: In the embodiment of the present invention, the cutting member 603 in the cutting mechanism 6 is threadedly connected to the connecting shaft 602. By rotating the cutting member 603, the distance between the two cutting members 603 in each cutting groove 102 can be adjusted, and then the cutting member 603 is clamped and fixed by the fastening ring 604 to realize the adjustment of the cutting distance. Furthermore, E-shaped silicon steel sheets with different size requirements can be cut. By the fixing mechanism 3 and the pressing and fixing assembly 5, the cutting stability of the silicon steel sheet can be effectively improved, and thus the cutting accuracy can be improved.

[0030] The above describes the present invention and its implementation manners. Such description is not restrictive. What is shown in the drawings is only one of the implementation manners of the present invention, and the actual structure is not limited thereto. Generally speaking, if those of ordinary skill in the art are inspired by it and design similar structural manners and embodiments without creative efforts without departing from the creative purpose of the present invention, they shall fall within the protection scope of the present invention.

Claims

1. A silicon steel sheet shearing device for a transformer, comprising a base, characterized in that: It also includes a fixing mechanism and a cutting mechanism. The cutting mechanism is connected to the base and is used for cutting silicon steel sheets. The fixing mechanism is connected to the base and is used for fixing the silicon steel sheets and driving the silicon steel sheets to move on the base close to the cutting mechanism for cutting. A gantry is fixedly connected to the upper end of the base, and a shearing assembly is connected inside the gantry. The shearing assembly is used for cutting the silicon steel sheets after cutting.

2. The shearing device for transformer silicon steel sheets according to claim 1, characterized in that: The fixing mechanism includes a first motor, a clamping plate and clamping blocks. The first motor is fixedly connected to one side of the base. The output end of the first motor is fixedly connected with a screw rod. The clamping plate is slidably connected to the base. A slider is fixedly connected to the lower end of the clamping plate. The slider is threadedly connected to the screw rod. The clamping plate is U-shaped. The clamping blocks are symmetrically and slidably arranged inside the clamping plate. Bolts are threadedly connected through both sides of the clamping plate. One end of the bolt is fixedly connected with a limiting piece. The bolt is rotationally connected to the clamping block through the limiting piece. The other end of the bolt is fixedly connected with a knob.

3. The shearing device for transformer silicon steel sheets according to claim 2, wherein: A chute is provided on the base. The screw rod is rotationally connected inside the chute. The slider is slidably adapted inside the chute. Limiting grooves are symmetrically arranged on both sides of the chute. Limiting blocks are symmetrically and fixedly connected to the lower end of the clamping plate. The limiting blocks are rotationally connected inside the limiting grooves.

4. The shearing device for transformer silicon steel sheets according to claim 3, characterized in that: The cutting mechanism includes a second motor and a connecting shaft. The second motor is fixedly connected to the outside of the base. The connecting shaft is fixedly connected to the second motor. Two cutting grooves are provided on the base. The connecting shaft is rotationally connected to the base and the connecting shaft rotates through the cutting grooves. Two cutting pieces are rotatably arranged in each cutting groove. The upper ends of the cutting pieces extend out of the cutting grooves. The cutting pieces are threadedly connected to the connecting shaft. Tightening rings are arranged on both sides of the cutting pieces. The tightening rings are threadedly connected to the connecting shaft. A plurality of anti-slip ridges are arranged on the outer circumference of the tightening rings.

5. The shearing device for transformer silicon steel sheets according to claim 4, wherein: The shearing assembly includes a first hydraulic rod, a lifting plate and a cutting knife. The first hydraulic rod is fixedly connected to the lower end of the inner wall of the gantry. The lifting plate is fixedly connected to the lower end of the first hydraulic rod. An installation plate is fixedly connected to the lower end of the lifting plate. The cutting knife is inserted between the installation plates. Screws are passed through the installation plates. The cutting knife is connected to the installation plates through the screws. A groove is provided on the base. The groove is arranged below the cutting knife.

6. A silicon steel sheet shearing device for a transformer according to any one of claims 1-5, characterized in that: A pressing and fixing assembly is also provided inside the gantry. The pressing and fixing assembly includes a second hydraulic rod. The lower end of the second hydraulic rod is fixedly connected with an installation frame. A pressing roller is rotationally connected inside the installation frame.

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