Efficient stainless steel plate cutting device

Abstract

The invention discloses an efficient stainless steel plate cutting device, and relates to the technical field of stainless steel plates, the efficient stainless steel plate cutting device comprises a bottom frame, the bottom frame is placed on the ground, a feeding device is fixedly installed on the bottom frame, the feeding device is used for automatically feeding stainless steel plates, and a clamping device is arranged in front of the feeding device; the clamping device is used for positioning the stainless steel plate to facilitate subsequent cutting, a cutting device is arranged below the clamping device, the cutting device comprises a cutting frame, the cutting frame is fixedly mounted on the bottom frame, and the cutting device is used for continuously cutting the stainless steel plate.

Description

Technical Field

[0001] The invention relates to the technical field of stainless steel plates, and in particular to a high-efficiency stainless steel plate cutting device. Background Art

[0002] Stainless steel plates refer to steel plates that are resistant to corrosion by weak media such as the atmosphere, steam and water, while acid-resistant steel plates refer to steel plates that are resistant to corrosion by chemically corrosive media such as acids, alkalis and salts. The development of stainless steel plates has laid an important material and technical foundation for the development of modern industry and scientific and technological progress. During the production and processing of stainless steel plates, uneven force and offset often occur, but the operation is complicated and requires manual fixation, which reduces work efficiency and increases labor intensity, and the degree of automation is low. Summary of the invention

[0003] In view of the above technical problems, the technical solution adopted by the present invention is: an efficient stainless steel plate cutting device, comprising a base frame, the base frame is placed on the ground, a feeding device is fixedly installed on the base frame, the feeding device comprises a plurality of placing racks, the placing racks are fixedly installed on the base frame, the feeding device is used for automatically feeding the stainless steel plate, a clamping device is arranged in front of the feeding device, the clamping device comprises a clamping rack I, the clamping device is used for positioning the stainless steel plate to facilitate subsequent cutting, a cutting device is arranged below the clamping device, the cutting device comprises a cutting rack, the cutting rack is fixedly installed on the base frame, and the cutting device is used for continuously cutting the stainless steel plate.

[0004] Furthermore, the feeding device includes a pull rod slidably mounted on a placement rack, a tension spring is arranged on the pull rod, a movable cylinder is fixedly mounted on the front end of the pull rod, a groove is arranged on the movable cylinder, a left compression spring is fixedly mounted inside the groove, a protrusion is fixedly mounted on the left compression spring, a fixed rod is rotatably mounted on the other placement rack, a fixed cylinder is arranged at the front end of the fixed rod, a right compression spring is fixedly mounted inside the fixed cylinder, a transmission pulley II is rotatably mounted on the fixed rod, and a feeding mechanism and a blanking mechanism are arranged in front of the placement rack.

[0005] Furthermore, the feeding mechanism includes a feeding rack, which is fixedly mounted on the base frame, and a plurality of conveying wheels are rotatably mounted on the feeding rack, a first motor is provided at one end of the conveying wheel, a transmission gear is rotatably mounted on each of the plurality of conveying wheels, a sprocket is wound around the transmission gear, a transmission pulley I is rotatably mounted in front of the transmission gear, a transmission belt is wound around the transmission pulley I and the transmission pulley II, a support frame is fixedly mounted on the upper end of the feeding rack, and a limit plate is fixedly mounted on the support frame.

[0006] Furthermore, the blanking mechanism includes a blanking rack fixedly mounted on the base frame, a second motor fixedly mounted on the blanking rack, a blanking wheel rotatably mounted on the movable end of the second motor, a blanking storage rack fixedly mounted on the base frame.

[0007] Further, the clamping device includes a transmission shaft I rotatably mounted on a clamping frame I, a third motor is provided at one end of the transmission shaft I, a synchronous pulley I is rotatably mounted in front of the transmission shaft I, a transmission pulley I is rotatably mounted in front of the synchronous pulley I, a rotating shaft is provided below the transmission shaft I, a transmission pulley II is rotatably mounted at the front end of the rotating shaft, a transmission belt is wrapped around the transmission pulleys I and II, an upper support frame I is fixedly mounted on the upper end of the clamping frame I, an upper disc I is fixedly mounted at the front end of the transmission shaft I, an upper missing gear is fixedly mounted inside the upper disc I, a clamping shaft is rotatably mounted on the upper support frame I, a pinion is rotatably mounted on one end of the clamping shaft, an upper clamping cam is rotatably mounted on the other end of the clamping shaft, a disc is fixedly mounted on the top of the rotating shaft, a lower missing gear is provided inside the disc, a lower support frame is fixedly mounted on the clamping frame I, a rotating shaft is rotatably mounted on the lower support frame, lower gears are rotatably mounted at both ends of the rotating shaft, and a lower clamping cam is provided on the rotating shaft.

[0008] Furthermore, an upper support frame II is fixedly installed on the blanking rack, a clamping cam is rotatably installed on the upper support frame II, a gear is rotatably installed on one end of the clamping cam, a transmission shaft II is rotatably installed on the blanking rack, a synchronous pulley II is rotatably installed on one end of the transmission shaft II, a synchronous belt is wrapped around the synchronous pulley II and the synchronous pulley I, an upper disc II is fixedly installed on the other end of the transmission shaft II, a missing gear is fixedly installed inside the upper disc II, and the missing gear is meshed with the gear.

[0009] Furthermore, the cutting device includes a cutting shaft rotatably mounted on a cutting frame, a fourth motor is provided at the movable end of the cutting shaft, a rotating gear is fixedly mounted on the cutting shaft, a large gear is rotatably mounted on the cutting frame, the rotating gear and the large gear are meshed, a cutting knife is rotatably mounted behind the large gear, a placing table is fixedly mounted on both sides of the cutting frame, and a rotating wheel is provided on the upper end of the placing table.

[0010] Compared with the prior art, the present invention has the following advantages: (1) The feeding device provided in the present invention cooperates with a plurality of conveying wheels and a limit plate to ensure that the stainless steel plate will not be displaced during the conveying process, and a placement rack for the stainless steel plate is provided, which is more convenient for cutting; (2) The clamping device provided in the present invention positions and clamps the upper and lower sides of the stainless steel plate through two upper and lower clamping cams, thereby ensuring the accuracy of cutting; (3) The cutting device provided in the present invention utilizes the intermittent rotation of the gear to complete the cutting during clamping, thereby realizing efficient continuous cutting. BRIEF DESCRIPTION OF THE DRAWINGS

[0011] Figure 1 The overall structure of the present invention is shown in FIG. Figure 1 .

[0012] Figure 2 The overall structure of the present invention is shown in FIG. Figure 2 .

[0013] Figure 3 It is a schematic diagram of the structure of the feeding mechanism of the present invention.

[0014] Figure 4 The structure of the clamping device of the present invention is shown in FIG. Figure 1 .

[0015] Figure 5 The structure of the clamping device of the present invention is shown in FIG. Figure 2 .

[0016] Figure 6 The structure of the cutting device of the present invention is shown in FIG. Figure 1 .

[0017] Figure 7 The structure of the cutting device of the present invention is shown in FIG. Figure 2 .

[0018] Figure 8 The structure of the cutting device of the present invention is shown in FIG. Figure 3 .

[0019] Figure numerals: 1-base frame; 201-placing frame; 202-feeding frame; 203-pull rod; 204-fixed rod; 205-tension spring; 206-movable cylinder; 207-left compression spring; 208-right compression spring; 209-fixed cylinder; 210-bump; 211-first motor; 212-drive pulley I; 213-drive belt; 214-drive pulley II; 215-drive gear; 216-sprocket; 217-conveying wheel; 218-support frame; 219-limiting plate; 220-second motor; 221-blank storage rack; 222-blank wheel; 301-clamping frame I; 302-third motor; 304-rotating shaft; 305-synchronous pulley I; 306-synchronous belt; 307-synchronous pulley II; 310- Transmission pulley Ⅰ; 311-upper support frame Ⅰ; 312-lower support frame; 313-upper disc Ⅰ; 314-upper missing gear; 315-upper clamping cam; 316-small gear; 317-lower missing gear; 318-lower gear; 319-rotating shaft; 320-transmission belt; 321-transmission pulley Ⅱ; 322-lower clamping cam; 323-clamping shaft; 325-blank rack; 326-upper support frame Ⅱ; 327-upper disc Ⅱ; 328-missing gear; 329-gear; 330-clamping cam; 331-transmission shaft Ⅰ; 332-transmission shaft Ⅱ; 401-placing table; 402-rotating wheel; 403-cutting frame; 404-fourth motor; 405-cutting shaft; 407-rotating gear; 408-large gear; 409-cutting knife. DETAILED DESCRIPTION

[0020] The specific implementation of the present invention will be further described below in conjunction with the accompanying drawings.

[0021] Example: Reference Figure 1-Figure 8 As shown, a high-efficiency stainless steel plate cutting device comprises a base frame 1, wherein the base frame 1 is placed on the ground, a feeding device is fixedly mounted on the base frame 1, the feeding device comprises a plurality of placement racks 201, the placement racks 201 are fixedly mounted on the base frame 1, the feeding device is used for automatically feeding the stainless steel plate, a clamping device is arranged in front of the feeding device, the clamping device comprises a clamping rack Ⅰ301, the clamping device is used for positioning the stainless steel plate for subsequent cutting, a cutting device is arranged below the clamping device, the cutting device comprises a cutting rack 403, the cutting rack 403 is fixedly mounted on the base frame 1, and the cutting device is used for continuously cutting the stainless steel plate.

[0022] The rolled stainless steel plate is placed on the feeding device, and the feeding device is driven forward by a motor. When the stainless steel plate is transported to the designated position, the stainless steel plate is fixed by a clamping device, and finally the stainless steel plate is cut by a cutting device.

[0023] like Figure 1-Figure 3 As shown, the feeding device includes a pull rod 203 slidably mounted on a placement rack 201, a tension spring 205 is arranged on the pull rod 203, a movable cylinder 206 is fixedly mounted on the front end of the pull rod 203, a groove is arranged on the movable cylinder 206, a left compression spring 207 is fixedly mounted inside the groove, a protrusion 210 is fixedly mounted on the left compression spring 207, a fixed rod 204 is rotatably mounted on the other placement rack 201, a fixed cylinder 209 is arranged at the front end of the fixed rod 204, a right compression spring 208 is fixedly mounted inside the fixed cylinder 209, a transmission pulley II 214 is rotatably mounted on the fixed rod 204, and a feeding mechanism and a blanking mechanism are arranged in front of the placement rack 201.

[0024] like Figure 1-Figure 3 As shown, the feeding mechanism includes a feeding rack 202, which is fixedly mounted on the base frame 1, and a plurality of conveying wheels 217 are rotatably mounted on the feeding rack 202, and a first motor 211 is provided at one end of the conveying wheel 217, and a transmission gear 215 is rotatably mounted on each of the plurality of conveying wheels 217, a sprocket 216 is wound around the transmission gear 215, a transmission pulley I 212 is rotatably mounted in front of the transmission gear 215, and a transmission belt 213 is wound around the transmission pulley I 212 and the transmission pulley II 214, and a support frame 218 is fixedly mounted on the upper end of the feeding rack 202, and a limit plate 219 is fixedly mounted on the support frame 218.

[0025] like Figure 1-Figure 8 As shown, the blanking mechanism includes a blanking rack 325 fixedly mounted on the base frame 1, on which a second motor 220 is fixedly mounted, a blanking wheel 222 is rotatably mounted on the movable end of the second motor 220, a blanking storage rack 221 is provided at the front end of the blanking wheel 222, and the blanking storage rack 221 is fixedly mounted on the base frame 1.

[0026] Pull the pull rod 203 outwards and place one end of the rolled stainless steel plate on the fixed cylinder 209. Then reset the pull rod 203. After placing the stainless steel plate, start the first motor 211. The first motor 211 drives the transmission pulley I 212 to rotate. The transmission pulley I 212 drives the transmission pulley II 214 to rotate through the transmission belt 213, thereby driving the stainless steel plate to be continuously transported. The rotation of the transmission pulley I 212 drives the transmission gear 215 to rotate. The rotation of the transmission gear 215 drives the sprocket 216 to rotate, thereby driving multiple conveying wheels 217 to rotate, thereby realizing the conveying of the stainless steel plate. During the conveying process, the limit plate 219 is used to prevent the stainless steel plate from being displaced, thereby ensuring the smoothness of the conveying.

[0027] While the stainless steel plate feeding mechanism is working, the second motor 220 is started at the same time, and the second motor 220 drives the blanking wheel 222 to rotate, so that the cut stainless steel plates are transferred to the blanking storage rack 221 for collection.

[0028] like Figure 1-Figure 5 As shown, the clamping device includes a transmission shaft Ⅰ331 rotatably mounted on a clamping frame Ⅰ301, one end of the transmission shaft Ⅰ331 is provided with a third motor 302, a synchronous pulley Ⅰ305 is rotatably mounted in front of the transmission shaft Ⅰ331, and a transmission pulley Ⅰ310 is rotatably mounted in front of the synchronous pulley Ⅰ305. A rotating shaft 304 is arranged below the transmission shaft Ⅰ331, and a transmission pulley Ⅱ321 is rotatably mounted at the front end of the rotating shaft 304. A transmission belt 320 is wound around the transmission pulley Ⅰ310 and the transmission pulley Ⅱ321. An upper support frame Ⅰ311 is fixedly mounted on the upper end of the clamping frame Ⅰ301, and an upper support frame Ⅰ311 is fixedly mounted at the front end of the transmission shaft Ⅰ331. Disc Ⅰ313, an upper missing gear 314 is fixedly installed inside the upper disc Ⅰ313, a clamping shaft 323 is rotatably installed on the upper support frame Ⅰ311, a small gear 316 is rotatably installed on one end of the clamping shaft 323, and an upper clamping cam 315 is rotatably installed on the other end of the clamping shaft 323, a disc is fixedly installed on the top of the rotating shaft 304, and a lower missing gear 317 is arranged inside the disc, a lower support frame 312 is fixedly installed on the clamping frame Ⅰ301, a rotating shaft 319 is rotatably installed on the lower support frame 312, lower gears 318 are rotatably installed on both ends of the rotating shaft 319, and a lower clamping cam 322 is arranged on the rotating shaft 319.

[0029] like Figure 1-Figure 6 As shown, an upper support frame II 326 is fixedly installed on the blanking rack 325, a clamping cam 330 is rotatably installed on the upper support frame II 326, a gear 329 is rotatably installed on one end of the clamping cam 330, a transmission shaft II 332 is rotatably installed on the blanking rack 325, a synchronous pulley II 307 is rotatably installed on one end of the transmission shaft II 332, a synchronous belt 306 is wound around the synchronous pulley II 307 and the synchronous pulley I 305, an upper disc II 327 is fixedly installed on the other end of the transmission shaft II 332, a missing gear 328 is fixedly installed inside the upper disc II 327, and the missing gear 328 is meshed with the gear 329.

[0030] When the stainless steel plate is transported to the appropriate position, the first motor 211 stops working and the third motor 302 is started. The third motor 302 drives the transmission shaft I331 to rotate. The transmission shaft I331 drives the transmission pulley I310 to rotate. The transmission pulley I310 drives the transmission pulley II321 to rotate through the transmission belt 320, thereby driving the upper missing gear 314 and the lower missing gear 317 to rotate at the same time. The upper missing gear 314 drives the small gear 316 to rotate, and the lower missing gear 317 drives the lower gear 318 to rotate, so that the upper clamping cam 315 and the lower clamping cam 322 rotate at the same time to clamp and fix one side of the stainless steel plate. The rotation of the transmission shaft I331 drives 305 to rotate at the same time. The synchronous pulley I305 drives the synchronous pulley II307 to rotate through the synchronous belt 306, thereby driving the transmission shaft II332 to rotate. The rotation of the transmission shaft II332 drives the upper disc II327 to rotate, thereby driving the clamping cam 330 to rotate intermittently, thereby achieving the clamping and fixing of the other side of the stainless steel plate.

[0031] like Figure 1-Figure 8 As shown, the cutting device includes a cutting shaft 405 rotatably mounted on a cutting frame 403, a fourth motor 404 is provided at the movable end of the cutting shaft 405, a rotating gear 407 is fixedly mounted on the cutting shaft 405, a large gear 408 is rotatably mounted on the cutting frame 403, the rotating gear 407 and the large gear 408 are meshed, a cutting knife 409 is rotatably mounted behind the large gear 408, and a placing table 401 is fixedly mounted on both sides of the cutting frame 403, and a rotating wheel 402 is provided at the upper end of the placing table 401.

[0032] After the stainless steel plate is clamped, the fourth motor 404 is started, and the fourth motor 404 drives the cutting shaft 405 to rotate, thereby realizing the rotation of the rotating gear 407, and the rotation of the rotating gear 407 drives the large gear 408 to rotate, thereby driving the rotation of the cutting knife 409 to realize cutting. There is a speed difference between the rotating gear 407 and the large gear 408.

[0033] The working principle of a stainless steel plate efficient cutting device disclosed in the present invention is as follows: first, pull the pull rod 203 outward to place one end of the rolled stainless steel plate on the fixed cylinder 209, then reset the pull rod 203, and start the first motor 211 after placing the stainless steel plate. The first motor 211 drives the transmission pulley I 212 to rotate, and the transmission pulley I 212 drives the transmission pulley II 214 to rotate through the transmission belt 213, thereby driving the stainless steel plate to be continuously transported. The transmission pulley I 212 rotates while driving the transmission gear 215 to rotate, and the transmission gear 215 rotates to drive the sprocket 216 to rotate, thereby driving multiple conveying wheels 217 to rotate, so as to realize the conveying of the stainless steel plate. During the conveying process, the limit plate 219 is used to prevent the stainless steel plate from being offset, so as to ensure the smoothness of the conveying. Then, when the stainless steel plate is conveyed to the appropriate position, the first motor 211 stops working and the third motor is started. Machine 302, the third motor 302 drives the transmission shaft I331 to rotate, the transmission shaft I331 drives the transmission pulley I310 to rotate, the transmission pulley I310 drives the transmission pulley II321 to rotate through the transmission belt 320, thereby driving the upper missing gear 314 and the lower missing gear 317 to rotate at the same time, the upper missing gear 314 drives the small gear 316 to rotate, and the lower missing gear 317 drives the lower gear 318 to rotate, so that the upper clamping cam 315 and the lower clamping cam 322 rotate at the same time to clamp and fix one side of the stainless steel plate, the transmission shaft I331 rotates and drives 305 to rotate, the synchronous pulley I305 drives the synchronous pulley II307 to rotate through the synchronous belt 306, thereby driving the transmission shaft II332 to rotate, the transmission shaft II332 rotates and drives the upper disc II327 to rotate, thereby driving the clamping cam 330 to rotate intermittently, to achieve the clamping and fixation of the other side of the stainless steel plate. After the stainless steel plate is clamped, the fourth motor 404 is started, and the fourth motor 404 drives the cutting shaft 405 to rotate, thereby realizing the rotation of the rotating gear 407. The rotation of the rotating gear 407 drives the large gear 408 to rotate, thereby driving the rotation of the cutting knife 409 to achieve cutting, and then the second motor 220 is started again, and the second motor 220 drives the blanking wheel 222 to rotate, thereby transferring the cut stainless steel plate to the blanking storage rack 221 for collection.

[0034] The above description is only a preferred specific implementation manner of the present invention, but the protection scope of the present invention is not limited thereto. Any technician familiar with the technical field can make equivalent replacements or changes according to the technical scheme and inventive concept of the present invention within the technical scope of the present invention, which should be covered by the protection scope of the present invention.

Claims

1. A stainless steel plate efficient cutting device, comprising a base frame (1), characterized in that: The base frame (1) is placed on the ground, and a feeding device is fixedly installed on the base frame (1). The feeding device includes a plurality of placement racks (201), and the placement racks (201) are fixedly installed on the base frame (1). The feeding device is used to automatically feed the stainless steel plate. A clamping device is arranged in front of the feeding device, and the clamping device includes a clamping rack I (301). The clamping device is used to position the stainless steel plate for subsequent cutting. A cutting device is arranged below the clamping device, and the cutting device includes a cutting rack (403). The cutting rack (403) is fixedly installed on the base frame (1). The cutting device is used to continuously cut the stainless steel plate.

2. The stainless steel plate efficient cutting device according to claim 1, characterized in that: The feeding device comprises a pull rod (203) slidably mounted on a placement rack (201), a tension spring (205) being arranged on the pull rod (203), a movable cylinder (206) being fixedly mounted on the front end of the pull rod (203), a groove being arranged on the movable cylinder (206), a left compression spring (207) being fixedly mounted inside the groove, a protrusion (210) being fixedly mounted on the left compression spring (207), a fixed rod (204) being rotatably mounted on the other placement rack (201), a fixed cylinder (209) being arranged at the front end of the fixed rod (204), a right compression spring (208) being fixedly mounted inside the fixed cylinder (209), a transmission pulley II (214) being rotatably mounted on the fixed rod (204), and a feeding mechanism and a blanking mechanism being arranged in front of the placement rack (201).

3. The stainless steel plate efficient cutting device according to claim 2, characterized in that: The feeding mechanism comprises a feeding frame (202), wherein the feeding frame (202) is fixedly mounted on a base frame (1), a plurality of conveying wheels (217) are rotatably mounted on the feeding frame (202), a first motor (211) is provided at one end of the conveying wheel (217), a transmission gear (215) is rotatably mounted on each of the plurality of conveying wheels (217), a sprocket (216) is wound around the outside of the transmission gear (215), a transmission pulley I (212) is rotatably mounted in front of the transmission gear (215), a transmission belt (213) is wound around the outside of the transmission pulley I (212) and the transmission pulley II (214), a support frame (218) is fixedly mounted on the upper end of the feeding frame (202), and a limit plate (219) is fixedly mounted on the support frame (218).

4. The stainless steel plate efficient cutting device according to claim 2, characterized in that: The blanking mechanism comprises a blanking frame (325) fixedly mounted on a base frame (1); a second motor (220) is fixedly mounted on the blanking frame (325); a blanking wheel (222) is rotatably mounted on the movable end of the second motor (220); a blanking storage frame (221) is provided at the front end of the blanking wheel (222); and the blanking storage frame (221) is fixedly mounted on the base frame (1).

5. The stainless steel plate efficient cutting device according to claim 1, characterized in that: The clamping device comprises a transmission shaft I (331) rotatably mounted on a clamping frame I (301), a third motor (302) being disposed at one end of the transmission shaft I (331), a synchronous pulley I (305) being rotatably mounted in front of the transmission shaft I (331), a transmission pulley I (310) being rotatably mounted in front of the synchronous pulley I (305), a rotating shaft (304) being disposed below the transmission shaft I (331), a transmission pulley II (321) being rotatably mounted at the front end of the rotating shaft (304), a transmission belt (320) being wound around the transmission pulley I (310) and the transmission pulley II (321), an upper support frame I (311) being fixedly mounted at the upper end of the clamping frame I (301), an upper round support frame being fixedly mounted at the front end of the transmission shaft I (331), and a transmission belt (320) being wound around the transmission pulley I (310) and the transmission pulley II (321). The upper disc I (313) is fixedly mounted with an upper missing gear (314) inside the upper disc I (313); a clamping shaft (323) is rotatably mounted on the upper support frame I (311); a pinion (316) is rotatably mounted on one end of the clamping shaft (323); an upper clamping cam (315) is rotatably mounted on the other end of the clamping shaft (323); a disc is fixedly mounted on the top of the rotating shaft (304); a lower missing gear (317) is arranged inside the disc; a lower support frame (312) is fixedly mounted on the clamping frame I (301); a rotating shaft (319) is rotatably mounted on the lower support frame (312); lower gears (318) are rotatably mounted on both ends of the rotating shaft (319); and a lower clamping cam (322) is arranged on the rotating shaft (319).

6. The stainless steel plate efficient cutting device according to claim 4, characterized in that: An upper support frame II (326) is fixedly mounted on the blanking rack (325), a clamping cam (330) is rotatably mounted on the upper support frame II (326), a gear (329) is rotatably mounted on one end of the clamping cam (330), a transmission shaft II (332) is rotatably mounted on the blanking rack (325), a synchronous pulley II (307) is rotatably mounted on one end of the transmission shaft II (332), a synchronous belt (306) is wound around the synchronous pulley II (307) and the synchronous pulley I (305), an upper disc II (327) is fixedly mounted on the other end of the transmission shaft II (332), a missing gear (328) is fixedly mounted inside the upper disc II (327), and the missing gear (328) is meshed with the gear (329).

7. The stainless steel plate efficient cutting device according to claim 1, characterized in that: The cutting device comprises a cutting shaft (405) rotatably mounted on a cutting frame (403), a fourth motor (404) being arranged at the movable end of the cutting shaft (405), a rotating gear (407) being fixedly mounted on the cutting shaft (405), a large gear (408) being rotatably mounted on the cutting frame (403), the rotating gear (407) and the large gear (408) being meshed, a cutting knife (409) being rotatably mounted behind the large gear (408), and a placing table (401) being fixedly mounted on both sides of the cutting frame (403), a rotating wheel (402) being arranged at the upper end of the placing table (401).

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