CN117300258A

CN117300258A - Automatic material conveying metal cutting band sawing machine

Info

Publication number: CN117300258A
Application number: CN202311325567.1A
Authority: CN
Inventors: 杨春旭; 肖鹏; 何德素
Original assignee: Hubei Yunqi Rail Equipment Co ltd
Current assignee: Hubei Yunqi Rail Equipment Co ltd
Priority date: 2023-10-13
Filing date: 2023-10-13
Publication date: 2023-12-29

Abstract

The invention discloses an automatic feeding metal cutting band sawing machine which comprises a sawing machine base, wherein an electric control console is arranged on the sawing machine base, a hydraulic lifting assembly and a clamp assembly are arranged on the sawing machine base, a saw blade tensioning assembly is arranged on the hydraulic lifting assembly, a power device is arranged in the saw blade tensioning assembly, a guide assembly and a band saw blade are arranged on the hydraulic lifting assembly, a repairing mechanism with a polishing rod is arranged on the saw blade tensioning assembly, a connecting block is fixedly arranged on the saw blade tensioning assembly, and a rotating column is rotatably connected to the lower surface of the connecting block. According to the automatic feeding metal cutting band sawing machine, the saw tooth groove can be expanded through the polishing rods, so that the operation of rapidly repairing a plurality of saw teeth at one time is realized, meanwhile, the polishing rods are positioned on the same horizontal line, so that the uniformity of saw teeth in repairing can be improved, the saw tooth repairing quality is improved, and the use cost of band saw blades is reduced.

Description

Automatic material conveying metal cutting band sawing machine

Technical Field

The invention relates to the technical field of metal cutting, in particular to an automatic material conveying metal cutting band sawing machine.

Background

The metal cutting band sawing machine is a processing device for cutting a metal material to a specified size through an annular saw blade, and is widely used in the field of metal processing due to its high processing speed, high efficiency and good cutting effect.

When the band sawing machine is used for cutting steel, the annular band saw blade is required to be arranged on the power device, then the annular band saw blade is tensioned through the band saw blade tensioning assembly, and the steel can be conveyed to a specified position in a directional fixed point through the conveying assembly and then cut through the band saw blade which rotates rapidly.

Because metal materials such as steel are cut, the sawtooth on the band saw blade rubs with metal materials for a long time, and the sawtooth appears wearing and tearing very easily, and the sawtooth on the band saw blade is worn out by the level or appears breaking the tooth slowly, can lead to when cutting metal materials, the frictional force of contact between sawtooth and the metal materials reduces, along with hydraulic lifting assembly drives the band saw blade and exerts pressure on metal materials, leads to the skew to appear in the cutting process very easily and reduce the circumstances of cutting efficiency, consequently can change the band saw blade usually. But the manufacturing cost of the band saw blade is higher, so that the economic cost is higher when the band saw blade is used, the band saw blade is directly replaced after the band saw blade is worn, the resource waste can be caused, and the use cost of the band sawing machine is increased.

Disclosure of Invention

The invention aims to provide an automatic feeding metal cutting band sawing machine so as to solve the problems in the background technology.

In order to achieve the above purpose, the present invention provides the following technical solutions: the automatic material conveying metal cutting band sawing machine comprises a sawing machine base, wherein an electric control console is arranged on the sawing machine base, a hydraulic lifting assembly and a clamp assembly are arranged on the sawing machine base, a saw blade tensioning assembly is arranged on the hydraulic lifting assembly, a power device is arranged in the saw blade tensioning assembly, and a guide assembly and a band saw blade are arranged on the hydraulic lifting assembly;

the saw blade tensioning assembly is provided with a repairing mechanism with a polishing rod, the saw blade tensioning assembly is fixedly provided with a connecting block, the lower surface of the connecting block is rotationally connected with a rotating column, the surface of the rotating column is rotationally sleeved with a rotating block, the surface of the rotating block is welded with a support arm, the long arm end of the support arm is fixedly provided with a motor I, the output fixedly connected with lead screw of motor one, the thread bush is equipped with the support on the lead screw, rotates on the support and is connected with a plurality of pivots, and the equal fixedly connected with drive gear in surface of a plurality of pivots, the equal fixedly connected with screw thread post of one side that a plurality of drive gears kept away from the pivot, the surface thread bush of screw thread post is equipped with the thread bush, polishes the stick setting in the inside of thread bush.

As a preferable technical scheme of the invention, every two adjacent transmission gears are meshed with each other, a motor II is fixedly arranged in the middle of the bracket, a rotating shaft positioned in the middle of the bracket is fixedly connected with the output end of the motor II, a guide rod is inserted into the bracket, and one end of the guide rod is fixedly connected with the support arm.

As a preferable technical scheme of the invention, the saw blade tensioning assembly is fixedly provided with the positioning support plate, the inside of the rotating block is provided with the first spring, and two ends of the first spring are fixedly connected with the lower end of the rotating column and the inside of the rotating block respectively.

As a preferable technical scheme of the invention, the lower surface of the connecting block is fixedly connected with a rubber ring, the lower surface of the rubber ring is fixedly connected with a convex ring with a plurality of convex blocks, and the surface of the rotating column is fixedly sleeved with a clamping ring with a plurality of grooves.

As a preferable technical scheme of the invention, one end of the threaded column far away from the transmission gear is fixedly connected with a supporting sleeve, a plurality of positioning plates are arranged in the supporting sleeve, the cross section of each positioning plate is Y-shaped, sliding grooves are formed in the surfaces of the positioning plates, guide plates are arranged on the sliding grooves of the positioning plates in a sliding mode, the guide plates are fixedly connected with the inside of the supporting sleeve, four binding ropes are inserted into the inside of each positioning plate in a penetrating mode, two ends of each binding rope are inserted into the supporting sleeve in a penetrating mode, and two ends of each binding rope are fixedly connected with the inside of the corresponding threaded sleeve.

As a preferable technical scheme of the invention, steel is arranged in the clamp assembly, a conveying assembly is arranged on the back surface of the sawing machine base, a supporting seat is fixedly arranged on the surface of the sawing machine base, a section supporting mechanism with a rolling support column is arranged on the supporting seat, a fracture groove is formed on the surface of the supporting seat, a rotating central shaft is rotationally connected inside the fracture groove on the supporting seat, a plurality of connecting rods are fixedly sleeved on the surface of the rotating central shaft, and the rolling support column is rotationally connected with the surface of the connecting rods.

As a preferable technical scheme of the invention, one end of the connecting rod, which is far away from the rolling support column, is welded with a prying plate, the lower surface of the prying plate is fixedly connected with two springs II, the lower ends of the springs II are fixedly connected with the inside of the fracture groove, and the inside of the fracture groove is fixedly connected with a positioning support column.

As a preferable technical scheme of the invention, the sawing machine base is provided with a binding mechanism, the binding mechanism comprises a steel wire rope and a hydraulic rod with a hook, and the sawing machine base is fixedly connected with a supporting rod.

As a preferable technical scheme of the invention, the section shape of the supporting rod is J-shaped, the hydraulic rod and the surface of the sawing machine base are fixedly arranged, and both ends of the steel wire rope are annular.

As a preferable technical scheme of the invention, two ends of the steel wire rope are respectively arranged on hooks of the supporting rod and the hydraulic rod, and the hydraulic rod and the supporting rod are respectively positioned on two sides of the supporting seat.

Compared with the prior art, the invention has the beneficial effects that:

1. according to the invention, the motor drives the screw rod to rotate so as to push the polishing rods to move, the motor drives the polishing rods to rotate at high speed simultaneously, and an upward force is applied to the support arm and the polishing rods through the elasticity of the first spring, so that the saw tooth groove can be expanded through the polishing rods, the operation of rapidly repairing the saw teeth on the saw teeth at one time is realized, and meanwhile, the uniformity of the saw teeth in repairing can be improved because the polishing rods are positioned on the same horizontal line, the saw tooth repairing quality is improved, and the use cost of the band saw blade is reduced.

2. According to the invention, after the band saw blade slowly descends at a uniform speed until the steel is completely cut, the band saw blade enters the fracture groove to indicate that the steel is cut, and the support can be provided for the notch of the steel when the band saw blade applies pressure downwards through the plurality of rolling support posts and the tension provided by the plurality of springs II, so that the situation that the lowest layer of steel is about to be cut off and is deflected due to tilting caused by pressure is prevented, and the rolling support posts are in rotary connection, so that the wear rate of the rolling support posts can be greatly reduced and the service efficiency of the rolling support posts is improved when the band saw blade contacts with the rolling support posts.

3. The steel wire rope is pulled by the hydraulic rod, so that the steel wire rope is tensioned and simultaneously pressed down, the aim of preventing the steel wire from warping to influence the cutting accuracy can be achieved, and meanwhile, the steel wire rope is easy to wear and needs to be replaced when the steel wire rope is used due to the edges, and the two ends of the steel wire rope are respectively sleeved on the hooks on the support rod and the hydraulic rod, so that the steel wire rope can be replaced more conveniently.

Drawings

FIG. 1 is a schematic diagram of the structure of the present invention;

FIG. 2 is a schematic view of the band sawing machine of the present invention;

FIG. 3 is an enlarged view of the invention at A in FIG. 1;

FIG. 4 is a schematic structural view of a repairing mechanism according to the present invention;

FIG. 5 is a schematic view of the structure of a bracket portion of the present invention;

FIG. 6 is a schematic view of the structure of the inside of the thread bush of the present invention;

FIG. 7 is a schematic view of a positioning plate portion of the present invention;

FIG. 8 is a schematic view of the structure of the inside of the turning block of the present invention;

FIG. 9 is a schematic view of the snap ring and collar portion of the present invention;

FIG. 10 is a schematic view of a cross-sectional support mechanism of the present invention;

fig. 11 is an enlarged view of fig. 10 at B in accordance with the present invention.

In the figure: 1. sawing machine base; 201. an electrical console; 202. a saw blade tensioning assembly; 203. band saw blades; 204. a clamp assembly; 205. a steel material; 206. a transport assembly; 207. a guide assembly; 208. a hydraulic lifting assembly; 301. a connecting block; 302. a rotating block; 303. a support arm; 304. polishing the rod; 305. a thread sleeve; 306. a transmission gear; 307. a bracket; 308. a screw rod; 309. a first motor; 310. a second motor; 311. a guide rod; 312. a rotating shaft; 313. a threaded column; 314. a support sleeve; 315. a positioning plate; 316. binding ropes; 317. a guide plate; 318. a first spring; 319. rotating the column; 320. a clasp; 321. a convex ring; 322. a rubber ring; 323. positioning a support plate; 401. a support rod; 402. a wire rope; 403. a hydraulic rod; 404. a support base; 405. rolling the support column; 406. a fracture groove; 407. rotating the central shaft; 408. a connecting rod; 409. prying the plate; 410. a second spring; 411. positioning the support post.

Detailed Description

The following description of the embodiments of the present invention will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present invention, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the invention without making any inventive effort, are intended to be within the scope of the invention.

In the description of the present invention, it should be noted that the directions or positional relationships indicated by the terms "upper", "lower", "inner", "outer", "front", "rear", "both ends", "one end", "the other end", etc. are based on the directions or positional relationships shown in the drawings, are merely for convenience of describing the present invention and simplifying the description, and do not indicate or imply that the devices or elements referred to must have a specific direction, be configured and operated in the specific direction, and thus should not be construed as limiting the present invention. Furthermore, the terms "first," "second," and the like, are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.

In the description of the present invention, it should be noted that, unless explicitly specified and limited otherwise, the terms "mounted," "provided," "connected," and the like are to be construed broadly, and may be fixedly connected, detachably connected, or integrally connected, for example; can be mechanically or electrically connected; can be directly connected or indirectly connected through an intermediate medium, and can be communication between two elements. The specific meaning of the above terms in the present invention will be understood in specific cases by those of ordinary skill in the art.

Referring to fig. 1-11, the invention provides a technical scheme of an automatic feeding metal cutting band sawing machine:

referring to fig. 3, 4, 5, 6, 7, 8 and 9, an automatic feeding metal cutting band sawing machine comprises a sawing machine base 1, wherein an electric control console 201 is installed on the sawing machine base 1, a hydraulic lifting assembly 208 and a clamp assembly 204 are installed on the sawing machine base 1, a saw blade tensioning assembly 202 is arranged on the hydraulic lifting assembly 208, a power device is arranged in the saw blade tensioning assembly 202, and a guide assembly 207 and a band saw blade 203 are arranged on the hydraulic lifting assembly 208;

the saw blade tensioning assembly 202 is provided with a repairing mechanism with a polishing rod 304, the saw blade tensioning assembly 202 is fixedly provided with a connecting block 301, the lower surface of the connecting block 301 is rotationally connected with a rotating column 319, the surface of the rotating column 319 is rotationally sleeved with a rotating block 302, the surface of the rotating block 302 is welded with a supporting arm 303, the long arm end of the supporting arm 303 is fixedly provided with a first motor 309, the output end of the first motor 309 is fixedly connected with a screw rod 308, the first motor 309 drives the screw rod 308 to rotate so as to push the polishing rod 304 to move, a threaded sleeve 305 on the screw rod 308 is provided with a bracket 307, the bracket 307 is rotationally connected with a plurality of rotating shafts 312, the surfaces of the rotating shafts 312 are fixedly connected with transmission gears 306, and the plurality of polishing rods 304 can be driven to rotate at high speed simultaneously through the cooperation of the second motor 310 and the plurality of transmission gears 306;

the surface of the plurality of transmission gears 306 far away from the rotating shaft 312 is fixedly connected with a threaded column 313, the surface of the threaded column 313 is in threaded connection with a threaded sleeve 305, four binding ropes 316 can be pulled to gather and tighten a positioning plate 315 by rotating the threaded sleeve 305, a polishing rod 304 is arranged in the threaded sleeve 305, saw tooth grooves can be expanded through the polishing rod 304, every two adjacent transmission gears 306 are meshed with each other, a motor II 310 is fixedly arranged in the middle of the bracket 307, the rotating shaft 312 positioned in the middle of the bracket 307 is fixedly connected with the output end of the motor II 310, a guide rod 311 is inserted into the bracket 307, one end of the guide rod 311 is fixedly connected with a support arm 303, a positioning support plate 323 is fixedly arranged on the saw blade tensioning assembly 202, and when the support arm 303 is in contact with the positioning support plate 323, the polishing rod 304 is in a vertical state with the band saw blade 203 so as to provide a better repairing angle;

the inside of the rotating block 302 is provided with a first spring 318, two ends of the first spring 318 are fixedly connected with the lower end of the rotating column 319 and the inside of the rotating block 302 respectively, an upward force is applied to the support arm 303 and the polishing rods 304 through the elasticity of the first spring 318, a rubber ring 322 is fixedly connected to the lower surface of the connecting block 301, the rubber ring 322 can push the convex ring 321 to be matched with the clamping ring 320, the lower surface of the rubber ring 322 is fixedly connected with a convex ring 321 with a plurality of convex blocks, the surface of the rotating column 319 is fixedly sleeved with the clamping ring 320 with a plurality of grooves, and the convex ring 321 is matched with the clamping ring 320, so that the rotating angle of the support arm 303 can be fixed after the support arm 303 rotates through the convex ring 321 and the clamping ring 320;

the screw post 313 is far away from the one end fixedly connected with support sleeve 314 of drive gear 306, the inside of support sleeve 314 is provided with a plurality of locating plates 315, make a plurality of locating plates 315 tighten up through binding rope 316 and gather together, can be with the thinner one section of stick 304 clamp of polishing, in order to change after the stick 304 wears, the cross-sectional shape of a plurality of locating plates 315 is "Y" shape, the stick 304 surface of polishing is comparatively coarse simultaneously, consequently, no matter the stick 304 rotates clockwise or anticlockwise, better fixed effect can all be played, the spout has been seted up on the surface of locating plate 315, the inside slip cap of spout on the locating plate 315 is equipped with deflector 317, deflector 317 and the inside fixed connection of support sleeve 314, the inside of a plurality of locating plates 315 is run through and is equipped with four binding ropes 316, can tighten up the locating plate 315 through binding rope 316, thereby fix the stick 304, the both ends of four binding ropes 316 all alternate with support sleeve 314, the both ends of four binding ropes 316 all alternate with the inside fixed connection of screw sleeve 305.

When the saw blade 203 on the sawing machine is used for a long time to wear, the saw blade 203 is adjusted while the support arm 303 is rotated to enable the support arm 303 to be attached to the positioning support plate 323 when the saw blade 203 is affected to be used normally, the saw blade 203 is aligned to the polishing rod 304 through the saw groove to be repaired on the saw blade 203, then the first motor 309 drives the screw rod 308 to rotate so as to push the polishing rod 304 to move towards the direction close to the saw blade 203, and meanwhile, the second motor 310 drives the plurality of transmission gears 306 and the polishing rod 304 to rotate at a high speed simultaneously, so that the saw groove can be expanded through the polishing rod 304, and the operation of rapidly repairing a plurality of saw teeth once can be realized.

According to fig. 10 and 11, a steel 205 is arranged in the clamp assembly 204, a conveying assembly 206 is arranged on the back surface of the saw frame 1, a supporting seat 404 is fixedly arranged on the surface of the saw frame 1, a section supporting mechanism with a rolling supporting column 405 is arranged on the supporting seat 404, a fracture groove 406 is formed on the surface of the supporting seat 404, and after the steel 205 is completely cut, the band saw blade 203 enters the fracture groove 406 to indicate that the cutting of the steel 205 is completed;

wherein, the inside rotation of fracture groove 406 on supporting seat 404 is connected with rotation center pin 407, the fixed surface cover of rotation center pin 407 is equipped with a plurality of connecting rods 408, the surface rotation of rolling support post 405 and connecting rod 408 is connected, can provide the support to the incision department of steel 205 through a plurality of rolling support posts 405, the one end that rolling support post 405 was kept away from to connecting rod 408 has welded the prying plate 409, the lower surface fixedly connected with two second springs 410 of prying plate 409, the lower extreme of second springs 410 and the inside fixed connection of fracture groove 406, can provide holding power for rolling support post 405 through a plurality of second springs 410, the inside fixedly connected with locating support post 411 of fracture groove 406, when prying plate 409 and locating support post 411 contact, rolling support post 405 is in the horizontality.

In particular, during the process of cutting the steel 205, in order to ensure that the steel 205 is completely cut, a gasket needs to be placed below the cutting fracture of the steel 205 during cutting, so that when the steel 205 is cut, the cutting of the gasket is completed, and more gaskets are lost during the cutting of the steel 205, therefore, the invention can slowly lower the band saw blade 203 along with the cutting of the steel 205 by the band saw blade 203 until the steel 205 is completely cut, the band saw blade 203 enters the fracture groove 406, and the support can be provided for the cutting of the steel 205 when the band saw blade 203 applies downward pressure by the rolling support post 405 and the tension provided by the spring two 410, so as to prevent the situation that the lowest layer of the steel 205 is about to be cut off due to tilting caused by pressure.

According to the illustration of fig. 1 and 2, the sawing machine base 1 is provided with a binding mechanism, the binding mechanism comprises a steel wire rope 402 and a hydraulic rod 403 with a hook, the sawing machine base 1 is fixedly connected with a supporting rod 401, the cross section of the supporting rod 401 is J-shaped, the hydraulic rod 403 is fixedly arranged on the surface of the sawing machine base 1, the steel wire rope 402 can be pulled through the hydraulic rod 403, the steel wire 205 can be pressed down through the tensioning steel wire rope 402, two ends of the steel wire rope 402 are annular, two ends of the steel wire rope 402 are respectively arranged on the hooks of the supporting rod 401 and the hydraulic rod 403, and as the two ends of the steel wire rope 402 are respectively sleeved on the hooks of the supporting rod 401 and the hydraulic rod 403, the steel wire rope 402 can be replaced more conveniently, and the hydraulic rod 403 and the supporting rod 401 are respectively positioned on two sides of the supporting seat 404.

In specific use, before the steel 205 is cut, the two sides of the steel 205 are clamped by the clamp assembly 204 to fix the steel 205, but after the steel 205 is clamped, only the two sides of the steel 205 are clamped, and the steel 205 is tilted, so that the two ends of the steel wire rope 402 can be sleeved on the hooks on the support rods 401 and the hydraulic rods 403, and then the steel wire rope 402 is pulled by the hydraulic rods 403, and the steel 205 can be pressed down by tightening the steel wire rope 402 to prevent the steel 205 from tilting.

Finally, it should be noted that: the foregoing description is only a preferred embodiment of the present invention, and the present invention is not limited thereto, but it is to be understood that modifications and equivalents of some of the technical features described in the foregoing embodiments may be made by those skilled in the art, although the present invention has been described in detail with reference to the foregoing embodiments. Any modification, equivalent replacement, improvement, etc. made within the spirit and principle of the present invention should be included in the protection scope of the present invention.

Claims

1. The utility model provides an automatic defeated material metal cutting band sawing machine, includes sawing machine frame (1), its characterized in that: an electric control console (201) is mounted on the sawing machine base (1), a hydraulic lifting assembly (208) and a clamp assembly (204) are mounted on the sawing machine base (1), a saw blade tensioning assembly (202) is arranged on the hydraulic lifting assembly (208), a power device is arranged in the saw blade tensioning assembly (202), and a guide assembly (207) and a band saw blade (203) are arranged on the hydraulic lifting assembly (208);

the saw blade tensioning assembly (202) is provided with a repairing mechanism with a polishing rod (304), the saw blade tensioning assembly (202) is fixedly provided with a connecting block (301), the lower surface of the connecting block (301) is rotationally connected with a rotating column (319), a rotating sleeve on the surface of the rotating column (319) is provided with a rotating block (302), a supporting arm (303) is welded on the surface of the rotating block (302), a motor I (309) is fixedly arranged at the long arm end of the supporting arm (303), the output end of the motor I (309) is fixedly connected with a screw rod (308), a support (307) is arranged on a threaded sleeve (305) on the screw rod (308), a plurality of rotating shafts (312) are rotationally connected to the support (307), a transmission gear (306) is fixedly connected to the surface of the rotating shafts (312), one surface of the rotating shaft (306) far away from the rotating shafts (312) is fixedly connected with a threaded column (313), a threaded sleeve (305) is connected to the surface of the threaded column (313), and the polishing rod (304) is arranged inside the threaded sleeve (305).

2. An automatic feeding metal cutting band sawing machine according to claim 1, wherein: every two adjacent transmission gears (306) are meshed with each other, a motor II (310) is fixedly arranged in the middle of the bracket (307), a rotating shaft (312) positioned in the middle of the bracket (307) is fixedly connected with the output end of the motor II (310), a guide rod (311) is inserted into the bracket (307), and one end of the guide rod (311) is fixedly connected with the support arm (303).

3. An automatic feeding metal cutting band sawing machine according to claim 1, wherein: the saw blade tensioning assembly (202) is fixedly provided with a positioning support plate (323), a first spring (318) is arranged in the rotating block (302), and two ends of the first spring (318) are fixedly connected with the lower end of the rotating column (319) and the inside of the rotating block (302) respectively.

4. An automatic feeding metal cutting band sawing machine according to claim 1, wherein: the lower surface of connecting block (301) fixedly connected with rubber ring (322), the lower surface fixedly connected with of rubber ring (322) has bulge loop (321) of a plurality of lugs, and the fixed cover in surface of rotation post (319) is equipped with snap ring (320) that have a plurality of recesses.

5. An automatic feeding metal cutting band sawing machine according to claim 1, wherein: one end fixedly connected with supporting sleeve (314) that drive gear (306) was kept away from to screw post (313), the inside of supporting sleeve (314) is provided with a plurality of locating plates (315), the cross-sectional shape of a plurality of locating plates (315) is "Y" shape, the spout has been seted up on the surface of locating plate (315), the inside slip cap of spout is equipped with deflector (317), inside fixed connection of deflector (317) and supporting sleeve (314), the inside penetration of a plurality of locating plates (315) is equipped with four binding ropes (316), the both ends of four binding ropes (316) all run through with supporting sleeve (314) and insert and establish, the both ends of four binding ropes (316) all with the inside fixed connection of screw sleeve (305).

6. An automatic feeding metal cutting band sawing machine according to claim 1, wherein: be provided with steel (205) in anchor clamps subassembly (204), back side mounting of sawing machine frame (1) has conveying component (206), surface fixed mounting of sawing machine frame (1) has supporting seat (404), be provided with on supporting seat (404) and have the section supporting mechanism of rolling support post (405), fracture groove (406) have been seted up on the surface of supporting seat (404), the inside rotation of fracture groove (406) on supporting seat (404) is connected with rotation center pin (407), the fixed cover of surface of rotation center pin (407) is equipped with a plurality of connecting rods (408), the surface rotation of rolling support post (405) and connecting rod (408) is connected.

7. An automatic feeding metal cutting band sawing machine according to claim 6 wherein: one end of the connecting rod (408) far away from the rolling support column (405) is welded with a prying plate (409), the lower surface of the prying plate (409) is fixedly connected with two springs II (410), the lower ends of the springs II (410) are fixedly connected with the inside of the fracture groove (406), and the inside of the fracture groove (406) is fixedly connected with a positioning support column (411).

8. An automatic feeding metal cutting band sawing machine according to claim 1, wherein: the sawing machine is characterized in that a binding mechanism is arranged on the sawing machine base (1) and comprises a steel wire rope (402) and a hydraulic rod (403) with a hook, and a supporting rod (401) is fixedly connected to the sawing machine base (1).

9. An automatic feeding metal cutting band sawing machine according to claim 8 wherein: the section shape of the supporting rod (401) is J-shaped, the hydraulic rod (403) is fixedly arranged on the surface of the sawing machine base (1), and the two ends of the steel wire rope (402) are annular.

10. An automatic feeding metal cutting band sawing machine according to claim 8 wherein: the two ends of the steel wire rope (402) are respectively arranged on hooks of the supporting rod (401) and the hydraulic rod (403), and the hydraulic rod (403) and the supporting rod (401) are respectively positioned on two sides of the supporting seat (404).