Fixed-length cutting equipment for framework machining

Abstract

The fixed-length cutting equipment comprises a supporting base, a supporting frame and a cutting box, the side, facing the supporting base, of the supporting frame is rotationally connected with a raw material supporting roller, the middle of the cutting box is connected with a main electric cylinder, and the telescopic power end of the bottom of the main electric cylinder extends into a cutting channel to be connected with a supporting frame plate; a first driven roller is rotatably connected to the supporting frame plate, a first driving roller is rotatably connected to the middle of the supporting base, a cutting electric cylinder is connected to the rear side in the equipment cavity, a cutting tool is connected to the telescopic power end of the bottom of the cutting electric cylinder, and a second driving roller is rotatably connected to the supporting base and located on the rear side of the through groove. Compared with the prior art, the device has the advantages that fixed-length conveying can be carried out through the front-end driving roller capable of pressing a silicon steel strip, meanwhile, the silicon steel strip is evenly and stably pressed, stable and even cutting can be achieved in a matched mode, and meanwhile cut raw materials can be conveyed outwards through the rear-end driving roller.

Description

Technical Field

[0001] The utility model relates to the technical field of transformer skeleton production equipment, in particular to a fixed-length cutting device for skeleton processing. Background Art

[0002] The skeleton, also known as the transformer skeleton or transformer wire frame, is the main structural component of the transformer. Transformers are widely used in today's society, and the corresponding main body is also indispensable, so the skeleton plays an irreplaceable role.

[0003] The main materials used in transformer skeleton production include silicon steel strip and adhesive. Silicon steel strip is an alloy material with high magnetic conductivity, which can effectively reduce the magnetic loss of the transformer. The adhesive is used to bond the silicon steel strip into a skeleton shape. Therefore, in the process of skeleton production, the cutting of silicon steel strip is indispensable. The cutting equipment in the prior art generally measures the silicon steel strip raw material and then performs the cutting operation, but the corresponding efficiency is low. However, the conventional cutting equipment with baffles is less suitable for cutting raw materials such as steel strips with greater toughness and curvature. Utility Model Content

[0004] The technical problem to be solved by the utility model is to provide a fixed-length cutting device for skeleton processing suitable for fixed-length cutting of silicon steel strip raw materials in view of the deficiencies raised in the above-mentioned background technology.

[0005] In order to solve the above technical problems, the technical solution provided by the utility model is as follows: a fixed-length cutting device for skeleton processing, comprising a support base and a support frame arranged at one side of the front end of the support base, the support frame is rotatably connected to one side of the support base with a raw material support roller, the top of the rear end of the support base is connected with a cutting box, the cutting box includes a bottom cutting channel and a top equipment cavity, the middle of the equipment cavity is connected with a main electric cylinder, the bottom telescopic power end of the main electric cylinder extends into the cutting channel and is connected with a support frame plate;

[0006] The support frame plate is rotatably connected to a first driven roller on one side close to the raw material support roller, the middle of the support base is rotatably connected to a first active roller that matches the first driven roller, the support frame plate is located at the rear side of the first driven roller and is connected to a plurality of limit lifting frames, the bottom of the limit lifting frame is rotatably connected to a second driven roller, and the top of the limit lifting frame is connected to a plurality of springs;

[0007] A cutting electric cylinder is connected to the rear side of the equipment cavity, a lifting plate is connected to the telescopic power end at the bottom of the cutting electric cylinder, a cutting tool is connected to the bottom of the lifting plate, a through groove matching the cutting tool is provided on the rear side of the support frame plate, a cutting groove matching the through groove is provided on the top of the support base, the support base is located at the rear side of the through groove and is rotatably connected to a second active roller, the last of the multiple second driven rollers is set to work in coordination with the second active roller, and the outer side of the support base is connected to a first motor and a second motor that respectively drive the first active roller and the second active roller.

[0008] Furthermore, limiting sliding blocks are connected to both sides of the limiting lifting frame, and limiting sliding grooves cooperating with the limiting sliding blocks are arranged in the supporting frame plate.

[0009] Furthermore, the top of the support frame plate is connected with a plurality of first limit rods extending into the equipment cavity, and the top of the lifting plate is connected with a plurality of second limit rods extending into the equipment cavity.

[0010] Furthermore, a connecting thread is provided at the end of the raw material supporting roller, and a positioning nut is provided in the connecting thread connection.

[0011] Furthermore, the support frame is connected to a ring frame that wraps the raw material support roller, and the inner side of the ring frame is connected to a rotary decoder that cooperates with the raw material support roller.

[0012] The advantages of the fixed-length cutting equipment for skeleton processing of the utility model compared with the prior art are: the utility model can perform fixed-length transportation by means of the front-end active roller that can press the silicon steel strip, and can cooperate with stable and uniform cutting by evenly and stably pressing the silicon steel strip, and can transport the cut raw materials outward through the rear-end active roller. BRIEF DESCRIPTION OF THE DRAWINGS

[0013] Figure 1 It is a first structural schematic diagram of a fixed-length cutting device for skeleton processing of the utility model.

[0014] Figure 2 This is a second structural schematic diagram of a fixed-length cutting device for skeleton processing of the utility model.

[0015] Figure 3 The utility model is a schematic cross-sectional structure diagram of a fixed-length cutting device for skeleton processing.

[0016] As shown in the figure: 1. Support base; 2. Support frame; 3. Cutting box; 4. Raw material support roller; 5. Cutting channel; 6. Equipment cavity; 7. Main electric cylinder; 8. Support frame plate; 9. First active roller; 10. First driven rod; 11. Limit lifting frame; 12. Second driven rod; 13. Spring; 14. Limit slide groove; 15. Limit slider; 16. First motor; 17. Second active roller; 18. Cutting electric cylinder; 19. Lifting plate; 20. Cutting tool; 21. Through groove; 22. Cutting groove; 23. First limit rod; 24. Second limit rod; 25. Connecting thread; 26. Positioning nut; 27. Ring frame; 28. Rotary decoder; 29. ​​Second motor. DETAILED DESCRIPTION

[0017] The utility model is further described in detail below in conjunction with the accompanying drawings.

[0018] Combined with Figure 1-3 A fixed-length cutting device for skeleton processing comprises a supporting base 1 and a supporting frame 2 arranged at one side of the front end of the supporting base 1. The supporting frame 2 is rotatably connected to a side facing the supporting base 1 and is provided with a raw material support roller 4. The raw material support roller 4 can conveniently support the rolled silicon steel strip. A cutting box 3 is connected to the top of the rear end of the supporting base 1. The cutting box 3 includes a bottom cutting channel 5 and a top equipment cavity 6. A main electric cylinder 7 is connected in the middle of the equipment cavity 6. The bottom telescopic power end of the main electric cylinder 7 extends into the cutting channel 5 and is connected to a supporting frame plate 8. The supporting frame plate 8 can be lifted and lowered by the main electric cylinder 7. A plurality of first limit rods 23 extending into the equipment cavity 6 are connected to the top of the supporting frame plate 8. The supporting frame plate 8 rotates close to the side of the raw material support roller 4. A first driven rod 10 is connected, and a first active roller 9 cooperating with the first driven rod 10 is rotatably connected in the middle of the support base 1. The first driven rod 10 and the first active roller 9 can compress and guide the silicon steel strip. The support frame plate 8 is located at the rear side of the first driven rod 10 and is connected with a plurality of limit lifting frames 11. Limit sliders 15 are connected on both sides of the limit lifting frames 11. A limit slide groove 14 cooperating with the limit slider 15 is provided in the support frame plate 8. A second driven rod 12 is rotatably connected at the bottom of the limit lifting frame 11. A plurality of springs 13 are connected at the top of the limit lifting frame 11. The plurality of limit lifting frames 11 and the second driven rod 12 with lifting elasticity arranged at the rear side of the first active roller 9 can ensure the compression and conveying operation in the process of the silicon steel strip being transmitted forward.

[0019] During specific implementation: the wound silicon steel strip coil is placed on the raw material support roller 4, and then the steel strip is pulled out, and the support frame plate 8 is pressed down by the main electric cylinder 7, so that the silicon steel strip can be compressed and guided by the first driven roller 10 and the first active roller 9, and then the first active roller 9 is started, and the silicon steel strip can be transported forward at a fixed length according to the number of rotations of the first active roller 9, so as to facilitate subsequent cutting operations.

[0020] Combined with Figure 1-3 A cutting electric cylinder 18 is connected to the rear side of the equipment cavity 6, a lifting plate 19 is connected to the telescopic power end at the bottom of the cutting electric cylinder 18, a plurality of second limit rods 24 extending into the equipment cavity 6 are connected to the top of the lifting plate 19, a cutting tool 20 is connected to the bottom of the lifting plate 19, a through groove 21 for cooperating with the cutting tool 20 is provided on the rear side of the support frame plate 8, a cutting groove 22 for cooperating with the through groove 21 is provided on the top of the support base 1, the support base 1 is rotatably connected to a second active roller 17 at the rear side of the through groove 21, the last of the plurality of second driven rollers 12 is arranged to operate in cooperation with the second active roller 17, and a first motor 16 and a second motor 29 for driving the first active roller 9 and the second active roller 17 respectively are connected to the outside of the support base 1.

[0021] In specific implementation, after the fixed-length conveying structure at the front end conveys to the rear end, the cutting electric cylinder 18 drives the lifting plate 19 and the cutting tool 20 to cut the silicon steel strip through the through groove 21 in cooperation with the cutting groove 22. The cut silicon steel strip can be conveyed backward by starting the second active roller 17.

[0022] Combined with Figure 1-2 In the specific implementation: the end of the raw material support roller 4 is provided with a connecting thread 25, and the connecting thread 25 is connected to the thread with a positioning nut 26. After the silicon steel strip is placed on the raw material support roller 4, the silicon steel coil can be fixed by the positioning nut 26. The support frame 2 is connected with a ring frame 27 that wraps the raw material support roller 4. The inner side of the ring frame 27 is connected with a rotary decoder 28 that cooperates with the raw material support roller 4. The rotary decoder 28 can sense the number of rotations of the raw material support roller 4, so that the silicon steel strip can be further accurately conveyed in a fixed length.

[0023] The above description of the utility model and its implementation methods is not restrictive. The drawings show only one implementation method of the utility model, and the actual structure is not limited thereto. In short, if ordinary technicians in this field are inspired by it and design structural methods and embodiments similar to the technical solution without creativity without departing from the purpose of the invention of the utility model, they should all fall within the protection scope of the utility model.

Claims

1. A fixed-length cutting device for skeleton processing, comprising a support base (1) and a support frame (2) arranged at the front end side of the support base (1), wherein the support frame (2) is rotatably connected to a side of the support base (1) and is provided with a raw material support roller (4), characterized in that: A cutting box (3) is connected to the top of the rear end of the support base (1), and the cutting box (3) includes a bottom cutting channel (5) and a top equipment chamber (6). A main electric cylinder (7) is connected in the middle of the equipment chamber (6), and a bottom telescopic power end of the main electric cylinder (7) extends into the cutting channel (5) and is connected to a support frame plate (8); The support frame plate (8) is rotatably connected to a first driven roller (10) on one side close to the raw material support roller (4), the support base (1) is rotatably connected to a first active roller (9) cooperating with the first driven roller (10), the support frame plate (8) is located at the rear side of the first driven roller (10) and is connected to a plurality of position limiting lifting frames (11), the bottom of the position limiting lifting frames (11) is rotatably connected to a second driven roller (12), and the top of the position limiting lifting frames (11) is connected to a plurality of springs (13); A cutting electric cylinder (18) is connected to the rear side of the equipment cavity (6); a lifting plate (19) is connected to the bottom telescopic power end of the cutting electric cylinder (18); a cutting tool (20) is connected to the bottom of the lifting plate (19); a through slot (21) cooperating with the cutting tool (20) is provided on the rear side of the support frame plate (8); a cutting groove (22) cooperating with the through slot (21) is provided on the top of the support base (1); a second active roller (17) is rotatably connected to the support base (1) at the rear side of the through slot (21); the last of the plurality of second driven rollers (12) is arranged to cooperate with the second active roller (17); and a first motor (16) and a second motor (29) are connected to the outside of the support base (1) for driving the first active roller (9) and the second active roller (17) respectively.

2. The cut-to-length device for skeleton processing according to claim 1, characterized in that: The two sides of the position-limiting lifting frame (11) are connected with position-limiting sliding blocks (15), and the support frame plate (8) is provided with position-limiting sliding grooves (14) matching the position-limiting sliding blocks (15).

3. The cut-to-length device for skeleton processing according to claim 1, characterized in that: The top of the support frame plate (8) is connected to a plurality of first limit rods (23) extending into the equipment cavity (6), and the top of the lifting plate (19) is connected to a plurality of second limit rods (24) extending into the equipment cavity (6).

4. The cut-to-length device for skeleton processing according to claim 1, characterized in that: The end of the material support roller (4) is provided with a connecting thread (25), and the connecting thread (25) is connected to a positioning nut (26).

5. The cut-to-length device for skeleton processing according to claim 1, characterized in that: The support frame (2) is connected to a ring frame (27) that wraps the raw material support roller (4), and the inner side of the ring frame (27) is connected to a rotary decoder (28) that cooperates with the raw material support roller (4).

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